1 2008-07-04 Jakub Jelinek <jakub@redhat.com>
3 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
4 build_gimple_modify_stmt.
5 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
6 gimple operand. Use fold_build* instead of build*.
8 2008-07-04 Richard Guenther <rguenther@suse.de>
10 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
11 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
12 properly to compute the reachability set if we do field-sensitive PTA.
13 * invoke.texi (max-fields-for-field-sensitive): Document default.
14 * opts.c (decode_options): Set max-fields-for-field-sensitive to
15 100 for optimize >= 2.
17 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
19 * ggc-zone.c (lookup_page_table_if_allocated,
20 set_page_table_entry, zone_find_object_size, alloc_small_page,
21 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
22 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
23 -Wc++-compat and/or -Wcast-qual warnings.
25 2008-07-04 Alan Modra <amodra@bigpond.net.au>
28 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
29 pic_offset_table_rtx to be marked as used here.
30 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
31 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
32 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
33 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
36 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
38 * alloc-pool.c (hash_descriptor, eq_descriptor,
39 alloc_pool_descriptor): Fix -Wc++-compat warnings.
40 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
42 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
43 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
44 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
46 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
49 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
51 * tree-flow.h (loop_only_exit_p): Declare.
52 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
53 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
54 the number of iterations if it is constant. Otherwise, if this is the
55 only possible exit of the loop, use the conservative estimate on the
56 number of iterations of the entire loop if available.
58 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
60 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
61 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
62 Add synchronization functions.
63 * config/sync.c: New file.
64 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
65 (LIBGCC_SYNC_CFLAGS): Likewise.
67 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
70 * config/i386/i386.md (mode): Add TF to "mode" attribute.
71 (*pushtf_sse): New insn pattern.
72 (pushtf splitters): New splitters.
74 2008-07-03 Michael Meissner <gnu@the-meissners.org>
77 * predict.c (build_predict_expr): Use void_type_node for the tree
78 type, instead of NULL_TREE.
80 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
82 * config/i386/i386.c (contains_aligned_value_p): Return true
84 (ix86_data_alignment): Align TCmode to 128bits.
85 (ix86_local_alignment): Likewise.
87 2008-07-03 Andrew Haley <aph@redhat.com>
90 * vec.h (VEC_TA): New.
91 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
92 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
93 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
94 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
95 (C_COMMON_FIXED_TYPES): Remove first arg.
96 (C_COMMON_FIXED_MODE_TYPES): Likewise.
97 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
98 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
99 not to use empty macro arguments.
101 2008-07-02 Joseph Myers <joseph@codesourcery.com>
103 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
104 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
105 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
106 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
107 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
108 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
109 config/ia64/crtn.asm, config/m68hc11/larith.asm,
110 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
111 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
112 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
113 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
114 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
115 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
116 config/rs6000/e500crtres64gpr.asm,
117 config/rs6000/e500crtres64gprctr.asm,
118 config/rs6000/e500crtrest32gpr.asm,
119 config/rs6000/e500crtrest64gpr.asm,
120 config/rs6000/e500crtresx32gpr.asm,
121 config/rs6000/e500crtresx64gpr.asm,
122 config/rs6000/e500crtsav32gpr.asm,
123 config/rs6000/e500crtsav64gpr.asm,
124 config/rs6000/e500crtsav64gprctr.asm,
125 config/rs6000/e500crtsavg32gpr.asm,
126 config/rs6000/e500crtsavg64gpr.asm,
127 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
128 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
129 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
130 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
131 config/sparc/sol2-cn.asm: Remove .file directives.
133 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
135 * resource.c (mark_referenced_resources): Look inside
136 UNSPEC_VOLATILEs and ASM_INPUTs.
138 2008-07-02 Ian Lance Taylor <iant@google.com>
140 * rtlanal.c (add_reg_note): New function.
141 * rtl.h (add_reg_note): Declare.
142 * auto-inc-dec.c (attempt_change): Use add_reg_note.
143 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
144 * builtins.c (expand_builtin_longjmp): Likewise.
145 (expand_builtin_nonlocal_goto): Likewise.
146 * calls.c (emit_call_1, expand_call): Likewise.
147 * cfgexpand.c (add_reg_br_prob_note): Likewise.
148 * cfglayout.c (fixup_reorder_chain): Likewise.
149 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
150 (commit_one_edge_insertion): Likewise.
151 * combine.c (move_deaths, distribute_notes): Likewise.
152 * df-problems.c (df_set_note): Likewise.
153 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
154 (set_unique_reg_note): Likewise.
155 (emit_copy_of_insn_after): Likewise.
156 * expr.c (expand_expr_real): Likewise.
157 * gcse.c (add_label_notes): Likewise.
158 * haifa-sched.c (create_check_block_twin): Likewise.
159 * jump.c (mark_jump_label_1): Likewise.
160 * loop-doloop.c (add_test, doloop_modify): Likewise.
161 * loop-unswitch.c (compare_and_jump_seq): Likewise.
162 * lower-subreg.c (move_eh_region_note): Likewise.
163 * optabs.c (emit_libcall_block): Likewise.
164 * predict.c (predict_insn): Likewise.
165 (combine_predictions_for_insn): Likewise.
166 * recog.c (peephole2_optimize): Likewise.
167 * regmove.c (try_auto_increment): Likewise.
168 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
169 * reload.c (find_reloads): Likewise.
170 * reload1.c (fixup_eh_region_note): Likewise.
171 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
172 * reorg.c (delete_prior_computation): Likewise.
173 (delete_computation, dbr_schedule): Likewise.
174 * config/pa/pa.c (legitimize_pic_address): Likewise.
175 * config/sh/sh.c (sh_reorg): Likewise.
177 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
180 * config/libgcc-glibc.ver: Add %exclude.
181 * config/m32r/libgcc-glibc.ver: Likwise.
182 * config/s390/libgcc-glibc.ver: Likwise.
183 * config/sh/libgcc-glibc.ver: Likwise.
184 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
186 * config/i386/libgcc-glibc.ver: New.
188 * config/i386/libgcc-x86_64-glibc.ver: Removed.
190 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
192 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
193 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
194 i[34567]86-*-linux*, x86_64-*-linux*. Add
195 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
196 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
197 x86_64-*-linux*. Add i386/t-linux to tmake_file for
198 i[34567]86-*-linux*, x86_64-*-linux*.
200 * libgcc-std.ver: Add empty GCC_4.4.0.
202 * mkmap-symver.awk: Support multiple versions per symbol.
204 * config/i386/i386.c (ix86_init_builtins): Always define
205 __builtin_fabsq and __builtin_copysignq with fallbacks.
206 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
207 and __builtin_copysignq if SSE2 isn't available.
209 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
210 (LIBGCC2_TF_CEXT): Likwise.
213 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
215 * config/i386/sfp-machine.h: Moved to libgcc.
217 * config/i386/sfp-machine.h: New.
218 * config/i386/t-linux: Likwise.
220 * config/i386/t-darwin: Remove softfp_wrap_start and
222 * config/i386/t-darwin64: Likewise.
224 * config/i386/t-fprules-softfp64: Renamed to ...
225 * config/i386/t-fprules-softfp: This.
227 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
230 2008-07-02 Jason Merrill <jason@redhat.com>
232 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
234 * tree.c (ctor_to_list): New fn.
235 * tree.h: Declare it.
236 (CONSTRUCTOR_ELT): New macro.
237 (CONSTRUCTOR_NELTS): New macro.
239 2008-07-02 Richard Guenther <rguenther@suse.de>
241 * tree-ssa-structalias.c (struct variable_info): Reorder
242 to fill padding on 64bit hosts. Make collapsed_to an int.
243 (get_varinfo_fc): Deal with that.
244 (new_var_info): Likewise.
245 (collapse_rest_of_var): Likewise.
247 2008-07-02 Joshua Sumali <jsumali@redhat.com>
249 * doc/install.texi (--enable-java-home): Document.
250 (--enable-aot-compile-rpm): Likewise.
251 (--with-arch-directory): Likewise.
252 (--with-os-directory): Likewise.
253 (--with-origin-name): Likewise.
254 (--with-arch-suffix): Likewise.
255 (--with-jvm-root-dir): Likewise.
256 (--with-jvm-jar-dir): Likewise.
257 (--with-python-dir): Likewise.
259 2008-07-02 Richard Guenther <rguenther@suse.de>
261 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
262 from decls explicitly. Merge operand checking from tuples.
264 2008-07-02 Martin Jambor <mjambor@suse.cz>
266 * tree-switch-conversion.c: Included timevar.h which I forgot before.
268 2008-07-02 Martin Jambor <mjambor@suse.cz>
270 * tree-switch-conversion.c: Included timevar.h
271 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
273 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
275 2008-07-02 Martin Jambor <mjambor@suse.cz>
277 * tree-switch-conversion.c: Corrected various comments and
279 (build_constructors): Fixed minor formatting mistakes.
281 * invoke.texi (Optimize Options): Corrected the
282 switch-conversion-max-branch-ratio parameter.
284 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
286 * final.c (asm_insn_count): Return zero for an empty asm body.
288 2008-07-02 Richard Guenther <rguenther@suse.de>
290 * bitmap.h (bitmap_set_bit): Return bool.
291 (bitmap_clear_bit): Likewise.
292 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
293 write to the bitmap if it would.
294 (bitmap_clear_bit): Likewise.
295 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
296 bitmap_set_bit return value.
297 (add_pred_graph_edge): Likewise.
298 (add_graph_edge): Likewise.
299 (do_sd_constraint): Likewise.
300 (do_ds_constraint): Likewise.
302 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
304 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
305 Fix -Wc++-compat and/or -Wcast-qual warnings.
306 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
307 gen_regparm_prefix): Likewise.
308 * vmsdbgout.c (write_modbeg, lookup_filename,
309 vmsdbgout_source_line, vmsdbgout_init): Likewise.
311 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
313 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
314 defaults.h definition apply.
316 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
318 * function.c (assign_parm_remove_parallels): New.
319 (assign_parm_setup_block_p): Do not return true for non-BLKmode
321 (assign_parm_setup_block): Do not handle them.
322 (assign_parm_setup_reg, assign_parm_setup_stack): Call
323 assign_parm_remove_parallels.
325 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
327 * c-typeck.c (convert_for_assignment): Use
328 vector_targets_convertible_p.
329 * c-common.c (vector_targets_convertible_p): New.
330 * c-common.h (vector_targets_convertible_p): New prototype.
331 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
332 opaque_p_V2SI_type_node.
334 2008-07-01 Steve Ellcey <sje@cup.hp.com>
336 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
339 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
341 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
342 TFmode constants via two element DImode vector for hosts with
343 HOST_BITS_PER_WIDE_INT < 64.
344 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
345 also for HOST_BITS_PER_WIDE_INT < 64.
347 2008-07-01 Richard Guenther <rguenther@suse.de>
349 PR tree-optimization/36666
350 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
351 (get_constraint_exp_from_ssa_var): Split into ...
352 (get_constraint_exp_for_temp): ... this ...
353 (get_constraint_for_ssa_var): ... and that.
354 Return constraint expressions for all touched sub-fields
355 if the results address is not taken.
356 (process_constraint): Remove assertion that aggregate
357 assignments do not happen at this place.
358 (get_constraint_for_component_ref): Add address_p argument.
359 Return constraint expressions for all touched sub-fields
360 if the results address is not taken.
361 (do_deref): Use get_constraint_exp_for_temp.
362 (get_constraint_for_1): Rename from ...
363 (get_constraint_for): ... this. Add the old function as wrapper.
364 (do_structure_copy): Use get_constraint_for_1.
366 2008-07-01 Martin Jambor <mjambor@suse.cz>
368 * Makefile.in (tree-switch-conversion.o): Add.
369 (OBJS-common): Add tree-swtch-conversion.o.
370 * passes.c (init_optimization_passes): Add pass_convert_switch.
371 * tree-pass.h: (pass_convert_switch): Add.
372 * tree-switch-conversion.c: New file.
373 * gcc.dg/tree-ssa/cswtch.c: New testcase.
374 * common.opt (ftree-cswtch): New option.
375 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
376 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
377 * opts.c (decode_options): Set flag_tree_switch_conversion when
378 optimization level is >= 2.
379 * doc/invoke.texi (Optimize Options): Added description of
380 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
382 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
384 * config/darwin-driver.c (darwin_default_min_version): Fix
385 -Wc++-compat warnings.
387 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
389 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
392 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
394 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
396 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
398 PR rtl-optimization/34744
399 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
400 (df_scan_free_internal): Free data structures not
401 allocated in storage pools.
402 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
403 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
404 df_scan_free_mws_vec.
405 * dse.c (dse_step6): Free offset_map_p and offset_map_n
408 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
410 * config/i386/i386.c (contains_aligned_value_p): Return true
412 (ix86_function_arg_boundary): Return its natural boundary
414 (return_in_memory_32): Don't check TDmode.
415 (ix86_split_to_parts): Support splitting into 4 parts and
416 support TFmode for 32bit target.
417 (ix86_split_long_move): Support splitting into 4 parts.
418 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
420 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
421 (ix86_init_builtins): Here.
422 (ix86_scalar_mode_supported_p): Always return true for TFmode.
423 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
424 'q' and 'w', respectively.
426 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
428 (movtf_internal): Likewise.
429 (<code>tf2): Likewise.
430 (*absnegtf2_sse): Likewise.
431 (copysign<mode>3): Likewise.
432 (copysign<mode>3_const): Likewise.
433 (copysign<mode>3_var): Likewise.
434 (define_split UNSPEC_COPYSIGN): Likewise.
435 * config/i386/sse.md (*nandtf3): Likewise.
436 (<code>tf3): Likewise.
437 (*<code>tf3): Likewise.
439 2008-06-30 Joey Ye <joey.ye@intel.com>
440 H.J. Lu <hongjiu.lu@intel.com>
442 * global.c (compute_regsets): Set frame_pointer_needed here.
443 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
445 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
447 * doc/install.texi (specific): Expand Windows build notes.
449 2008-06-30 Ira Rosen <irar@il.ibm.com>
451 PR tree-optimization/36648
452 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
453 number of prolog iterations by step. Fix the comment.
455 2008-06-30 Richard Guenther <rguenther@suse.de>
458 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
459 handle calls from ECF_MALLOC functions.
460 (handle_pure_call): ECF_MALLOC functions do not return
462 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
464 2008-06-29 Andreas Schwab <schwab@suse.de>
466 * config/m68k/m68k.c (print_operand): Always print a float
468 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
469 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
472 * config/rs6000/x-linux64: Remove never used file.
474 2008-06-29 Richard Guenther <rguenther@suse.de>
476 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
478 (struct alias_info): Move ...
479 * tree-ssa-alias.c: ... here.
480 (update_alias_info): Declare.
481 (compute_may_aliases): Call it.
482 (update_alias_info): New function.
483 * tree-ssa-structalias.c (update_alias_info): Move ...
484 * tree-ssa-alias.c (update_alias_info_1): ... here.
485 * tree-ssa-structalias.c (process_constraint_1): Remove
486 unused from_call argument. Rename to ...
487 (process_constraint): ... this. Delete old wrapper.
488 (make_constraint_to): Adjust callers.
489 (handle_const_call): Likewise.
490 (handle_pure_call): Likewise.
491 (init_base_vars): Likewise.
492 (handle_lhs_call): Likewise. Remove unnecessary constraint.
493 (find_func_aliases): We don't need structure copies for
495 (make_constraint_from_anything): Remove.
496 (create_variable_info_for): For globals make constraints
497 from escaped, not from anything.
498 (compute_points_to_sets): Do not call update_alias_info.
499 (ipa_pta_execute): Use make_constraint_from.
501 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
503 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
504 (bitmap.o-warn, dominance.o-warn): New.
505 * configure.ac (cxx_compat_warn): Delete.
506 (loose_warn): Add -Wcast-qual and -Wc++-compat.
507 * system.h: Remove #pragma diagnostic for -Wcast-qual and
509 * configure: Regenerate.
511 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
514 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
516 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
517 * df-scan.c (df_notes_rescan): Likewise.
518 * ggc-page.c (set_page_table_entry): Likewise.
519 * intl.c (gcc_gettext_width): Likewise.
520 * varasm.c (get_unnamed_section, get_noswitch_section,
521 get_section): Likewise.
523 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
525 * regrename.c (build_def_use): Don't copy RTX.
527 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
529 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
530 (Type Attributes): Fix nesting of @table and @subsection. Adjust
531 punctuation. Use @ref instead of @xref.
532 (Function Names): Remove stray @display/@end display.
533 (C++ Attributes): Use @ref instead of @xref.
534 (Deprecated Features): Fix punctuation around @xref.
535 (Backwards Compatibility): Likewise.
536 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
538 2008-06-28 Joseph Myers <joseph@codesourcery.com>
540 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
541 constants for E500 double.
543 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
545 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
546 element type of const_vector.
548 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
550 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
551 Remove FLAGS_REG clobber from expander pattern.
552 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
553 (anddi3, andsi3, andhi3, andqi3): Ditto.
554 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
555 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
556 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
557 (ashlsi3, ashlhi3, ashlqi3): Ditto.
558 (ashrsi3, ashrhi3, ashrqi3): Ditto.
559 (lshrsi3, lshrhi3, lshrqi3): Ditto.
560 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
561 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
563 2008-06-28 Richard Guenther <rguenther@suse.de>
565 * tree-ssa-structalias.c (callused_id, var_callused,
567 (handle_pure_call): New function.
568 (find_func_aliases): Call it.
569 (find_what_p_points_to): Handle the call-used set.
570 (clobber_what_escaped): Likewise.
571 (compute_call_used_vars): New function.
572 (init_base_vars): Init the call-used variable.
573 (do_sd_constraint): Do not propagate the solution from CALLUSED
574 but use CALLUSED as a placeholder.
575 (solve_graph): Likewise.
576 * tree-flow-inline.h (gimple_call_used_vars): New function.
577 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
578 (compute_call_used_vars): Declare.
579 * tree-ssa-alias.c (set_initial_properties): Call
580 compute_call_used_vars.
581 (reset_alias_info): Clear call-used variables.
582 (add_call_clobber_ops): Assert we are not called for const/pure
583 functions. Remove handling of them.
584 (add_call_read_ops): Handle pure functions by adding the
585 call-used set of variables as VUSEs.
586 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
587 (delete_tree_ssa): Free it.
588 * tree-dfa.c (remove_referenced_var): Clear the var from the
591 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
593 * tree.c (build_varargs_function_type_list): New.
594 (build_function_type_list_1): New.
595 (build_function_type_list): Use build_function_type_list_1.
596 * tree.h (build_varargs_function_type_list): New.
598 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
601 * config/spu/spu.c (spu_builtin_splats): Do not generate
602 invalid CONST_VECTOR expressions.
603 (spu_expand_vector_init): Likewise.
605 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
607 * optabs.c (libfunc_decls): New variable.
608 (libfunc_decl_hash, libfunc_decl_eq): New functions.
609 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
610 for the same function twice.
612 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
614 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
615 ix86_expand_binary_operator directly.
616 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
620 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
621 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
622 using only one splitter. Conditionaly execute splitter before or
623 after peephole2 pass.
624 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
625 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
626 Use only one alternative in asm template.
627 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
629 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
630 "J" operand constraint for operand 2.
631 (*ashldi3_cconly_rex64): Ditto.
632 (*ashrdi3_cmp_rex64): Ditto.
633 (*ashrdi3_cconly_rex64): Ditto.
634 (*lshrdi3_cmp_rex64): Ditto.
635 (*lshrdi3_cconly_rex64): Ditto.
636 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
637 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
638 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
641 2008-06-27 Jakub Jelinek <jakub@redhat.com>
643 * gimplify.c (omp_is_private): Don't return true if decl is not
644 already private on #pragma omp for or #pragma omp parallel for.
647 * tree-cfg.c (struct move_stmt_d): Replace block field with
648 orig_block and new_block fields.
649 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
650 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
651 (move_block_to_fn): Replace vars_map and new_label_map arguments
652 with struct move_stmt_d pointer.
653 (replace_block_vars_by_duplicates): New function.
654 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
655 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
656 all subblocks of ORIG_BLOCK to the new function. Call
657 replace_block_vars_by_duplicates.
658 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
659 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
660 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
661 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
662 (expand_omp): Temporarily set input_location to the location of
663 region's controlling stmt.
664 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
665 BIND_EXPR, push ctx->block_vars and gimplification vars into
666 the BIND_EXPR and its block's BLOCK_VARS instead of directly
668 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
669 there are any BLOCK_VARS.
670 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
671 OMP_PARALLEL or OMP_TASK stmt.
672 (lower_omp): Save and restore input_location around the lower_omp_1
675 2008-06-27 Richard Guenther <rguenther@suse.de>
677 PR tree-optimization/36400
678 PR tree-optimization/36373
679 PR tree-optimization/36344
680 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
681 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
682 (update_alias_info): Remove call clobbering code.
683 (make_constraint_to): New helper function.
684 (make_escape_constraint): Likewise.
685 (handle_rhs_call): Use it on all pointer containing arguments.
686 Also mark the static chain escaped.
687 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
689 (make_constraint_from): New helper split out from ...
690 (make_constraint_from_anything): ... here.
691 (find_func_aliases): Add constraints for escape sites.
692 (intra_create_variable_infos): Make constraints from NONLOCAL
694 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
696 (clobber_what_p_points_to): Remove.
697 (clobber_what_escaped): New function.
698 (init_base_vars): Init NONLOCAL and ESCAPED.
699 (do_sd_constraint): Do not propagate the solution from ESCAPED
700 but use ESCAPED as a placeholder.
701 (solve_graph): Likewise.
702 * tree-flow.h (clobber_what_p_points_to): Remove.
703 (clobber_what_escaped): Declare.
704 * tree-ssa-alias.c (set_initial_properties): Call it.
705 Remove code clobbering escaped pointers.
707 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
709 * function.c (allocate_struct_function): Only allocate a unique
710 funcdef_no if the decl is nonzero.
712 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
714 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
715 * config/mips/mips.c (mips_split_const_insns): New function.
716 * config/mips/mips.md (move_type): New attribute.
717 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
718 (dword_mode): New attribute.
719 (type): Avoid long line. Map "move_type"s to "type"s,
720 choosing "multi" for doubleword moves if appropriate.
721 Swap MTC/MFC comments to match their declaration order.
722 (extended_mips16): Default to "yes" if "move_type" is "sll0",
723 "type" is "branch" or "jal" is "direct".
724 (length): Handle "extended_mips16" first. Make the default
725 "0" for "ghost" instructions. Set the length from "move_type".
726 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
727 of "type", with "sll0" for the register alternative. Remove the
728 "extended_mips16" attribute.
729 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
730 of "type", with "shift_shift" for the register alternative.
731 Remove the "length" attribute.
732 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
733 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
734 of "type", with "andi" for the register alternative.
735 (*zero_extendqihi2): Likewise.
736 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
737 of "andi" instead of a "type" of "arith".
738 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
740 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
741 (mov_<store>r, *mov<mode>_ra): Likewise.
742 (extendsidi2): Use "move_type" instead of "type", with "move"
743 for the register alternative.
744 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
745 of "type", with "signext" for the register alternative.
746 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
747 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
748 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
749 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
750 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
751 (unnamed branch insn): Likewise.
752 (*movdi_gp32_fp64): Fold into...
753 (*movdi_32bit): ...here.
754 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
755 (*movdf_hardfloat): ...this new pattern.
756 (*movdf_softfloat): Remove redundant FPR alternatives.
757 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
758 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
759 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
760 the "move" attribute.
761 (*movdi_32bit): Use "move_type" instead of "type" and remove the
762 "length" attribute. Use "fpload" and "fpstore" instead of "load"
763 and "store" for COP loads and stores.
764 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
765 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
766 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
767 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
768 (*movtf_mips16, *movv2sf): Likewise.
769 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
770 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
771 (mfhc1<mode>): Use "move_type" instead of "move".
772 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
773 (loadgp_blockage): Remove the "length" attribute.
774 (blockage, set_got_version, update_got_version): Likewise.
775 (call_internal): Remove the "extended_mips16" attribute.
776 (call_value_internal, call_value_multiple_internal): Likewise.
777 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
779 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
780 the "length" attribute.
782 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
784 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
785 -Wcast-qual warnings.
786 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
787 handle_pragma_pop_macro): Likewise.
788 * collect2.c (resolve_lib_name): Likewise.
789 * config/arc/arc.c (arc_init): Likewise.
790 * config/arm/arm.c (neon_builtin_compare,
791 locate_neon_builtin_icode): Likewise.
792 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
793 * config/bfin/bfin.c (bfin_init_machine_status,
794 bfin_optimize_loop): Likewise.
795 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
796 * config/cris/cris.c (cris_init_expanders): Likewise.
797 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
798 * config/darwin.c (machopic_indirection_eq,
799 machopic_indirection_name, machopic_output_indirection): Likewise.
800 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
801 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
802 frv_optimize_membar): Likewise.
803 * config/i386/cygwin.h (mingw_scan,
804 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
805 * config/i386/cygwin1.c (mingw_scan): Likewise.
806 * config/i386/i386.c (machopic_output_stub): Likewise.
807 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
808 i386_pe_unique_section): Likewise.
809 * config/ia64/ia64.c (ia64_init_machine_status,
810 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
812 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
813 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
814 * config/m68k/m68k.c (m68k_handle_option,
815 m68k_sched_md_init_global): Likewise.
816 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
817 mcore_unique_section): Likewise.
818 * config/mips/mips.c (mips_block_move_straight,
819 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
821 * config/mmix/mmix.c (mmix_init_machine_status,
822 mmix_encode_section_info): Likewise.
823 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
824 * config/rs6000/rs6000.c (rs6000_init_machine_status,
825 print_operand_address, output_toc, redefine_groups,
826 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
827 * config/s390/s390.c (s390_init_machine_status): Likewise.
828 * config/score/score.c (score_block_move_straight,
829 score_block_move_loop_body): Likewise.
830 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
831 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
832 * emit-rtl.c (find_auto_inc): Likewise.
833 * gcc.c (translate_options, process_command): Likewise.
834 * reorg.c (dbr_schedule): Likewise.
835 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
836 * xcoffout.c (xcoffout_declare_function): Likewise.
838 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
840 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
841 ipa-pta working again.
843 2008-06-27 David Edelsohn <edelsohn@gnu.org>
845 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
848 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
850 * config.gcc (powerpc*-*-*): Add new core e500mc.
851 * config/rs6000/e500mc.md: New file.
852 * config/rs6000/rs6000.c (processor_costs): Add new costs for
854 (rs6000_override_options): Add e500mc case to
855 processor_target_table. Altivec and Spe options not allowed
856 with e500mc. Add isel instruction to e500mc by
857 default. Initialize rs6000_cost for e500mc.
858 (rs6000_issue_rate): Set issue rate for e500mc.
859 * config/rs6000/rs6000.h (processor_type): Add
861 (ASM_CPU_SPEC): Add e500mc.
862 Set TARGET_ISEL to rs6000_isel.
863 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
864 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
865 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
867 * doc/invoke.texi: Add e500mc to list of cpus.
869 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
872 * c-lex.c (lex_charconst): Initialize unsignedp.
874 2008-06-27 Olivier Hainque <hainque@adacore.com>
876 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
877 documented assumptions.
879 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
881 * dwarf2out.c: Remove trailing white spaces. Break long line
884 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
886 * libfuncs.h (LTI_synchronize): New libfunc_index.
887 (synchronize_libfunc): Declare.
888 * builtins.c (expand_builtin_synchronize): Consider using
889 synchronize_libfunc before falling back on an asm blockage.
890 * config/mips/mips.c: Include libfuncs.h
891 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
893 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
895 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
896 parameter. Copy stack_reg to r11 where appropriate.
897 (no_global_regs_above): Add gpr parameter.
898 (rs6000_stack_info): Only add padding for SPE save area if we
899 are saving SPE GPRs and CR.
900 (saveres_routine_syms): New variable.
901 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
903 (rs6000_savres_routine_sym): New function.
904 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
906 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
907 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
908 Tweak FPR out-of-line saving.
909 (rs6000_make_savres_rtx): New function.
910 (rs6000_use_multiple_p): New function.
911 (rs6000_savres_strategy): New function.
912 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
913 out-of-line if appropriate.
914 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
915 if we are optimizing for size.
916 (GP_SAVE_INLINE): Define.
917 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
918 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
919 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
920 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
921 (*save_fpregs_<mode>): Add use of r11.
922 (*restore_gpregs_<mode>): New insn.
923 (*return_and_restore_gpregs_<mode>): New insn.
924 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
926 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
927 (*restore_gpregs_spe): New insn.
928 (*return_and_restore_gpregs_spe): New insn.
929 * config/rs6000/predicates.md (save_world_operation): Fix check.
931 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
933 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
934 this point, so assert that.
936 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
938 * cfganal.c: Include vec.h and vecprim.h.
939 (compute_idf): Import from...
940 * tree-into-ssa (compute_idf): ...here.
941 * basic-block.h (compute_idf): Export.
943 2008-06-26 Joseph Myers <joseph@codesourcery.com>
945 * c-decl.c (merge_decls): Use !current_function_decl to check for
946 extern declaration of C99 inline function being at file scope.
948 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
950 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
952 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
954 * alias.c (record_alias_subset, init_alias_analysis): Fix
955 -Wc++-compat and/or -Wcast-qual warnings.
956 * attribs.c (lookup_attribute_spec): Likewise.
957 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
958 copy_bb, connect_traces,
959 find_rarely_executed_basic_blocks_and_cr): Likewise.
960 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
961 note_btr_set, migrate_btr_defs): Likewise.
962 * builtins.c (result_vector, expand_builtin_memcpy,
963 expand_builtin_mempcpy_args, expand_builtin_strncpy,
964 builtin_memset_read_str, expand_builtin_printf,
965 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
967 * caller-save.c (mark_set_regs): Likewise.
968 * calls.c (expand_call, emit_library_call_value_1): Likewise.
969 * cgraph.c (cgraph_edge): Likewise.
970 * combine.c (likely_spilled_retval_1): Likewise.
971 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
972 htab_counts_entry_del, get_coverage_counts): Likewise.
973 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
974 new_cselib_val): Likewise.
975 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
976 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
978 * df-core.c (df_compact_blocks): Likewise.
979 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
980 * df-scan.c (df_grow_reg_info, df_ref_create,
981 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
982 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
983 df_record_entry_block_defs, df_record_exit_block_uses,
984 df_bb_verify): Likewise.
985 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
986 DF_REF_EXTRACT_MODE_CONST): New.
987 * dominance.c (get_immediate_dominator, get_dominated_by,
988 nearest_common_dominator, root_of_dom_tree,
989 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
990 -Wc++-compat and/or -Wcast-qual warnings.
991 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
992 record_store, replace_read, check_mem_read_rtx, scan_insn,
993 dse_step1, dse_record_singleton_alias_set): Likewise.
994 * dwarf2asm.c (dw2_force_const_mem): Likewise.
996 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
998 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
999 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
1000 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
1001 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
1002 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
1003 add_ranges_num, add_ranges_by_labels, file_info_cmp,
1004 file_name_acquire, output_file_names, add_const_value_attribute,
1005 premark_used_types_helper, file_table_eq, file_table_hash,
1006 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
1007 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
1008 -Wcast-qual warnings.
1009 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
1010 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
1011 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
1012 gen_reg_rtx, start_sequence, init_emit): Likewise.
1013 * et-forest.c (et_new_occ, et_new_tree): Likewise.
1014 * except.c (init_eh_for_function, gen_eh_region,
1015 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
1016 arh_to_landing_pad, arh_to_label, add_action_record,
1017 add_call_site, switch_to_exception_section): Likewise.
1018 * expmed.c (synth_mult): Likewise.
1019 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
1020 store_expr): Likewise.
1021 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
1023 * function.c (assign_stack_temp_for_type,
1024 allocate_struct_function, match_asm_constraints_1): Likewise.
1025 * gcov-io.c (gcov_allocate): Likewise.
1026 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
1027 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
1028 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
1029 record_one_set, insert_expr_in_table, insert_set_in_table,
1030 dump_hash_table, compute_hash_table_work, alloc_hash_table,
1031 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
1032 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
1033 -Wcast-qual warnings.
1035 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1037 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1038 -Wcast-qual warnings.
1039 * gcc.c (process_command): Likewise.
1040 * genattrtab.c (oballoc): Use XOBNEW.
1041 (oballocvec): Define.
1042 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1043 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1044 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1045 -Wc++-compat and/or -Wcast-qual warnings.
1046 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1047 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1048 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1049 gen_presence_absence_set, gen_automaton, gen_regexp_el,
1050 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1051 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
1052 add_excls, process_presence_absence_names,
1053 process_presence_absence_patterns, add_presence_absence,
1054 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
1055 get_free_state, add_arc, get_free_automata_list_el,
1056 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
1057 transform_3, cache_presence, create_ainsns, create_automata,
1058 create_state_ainsn_table, dfa_insn_code_enlarge,
1059 output_trans_func, output_min_issue_delay_func,
1060 output_dead_lock_func, output_reset_func,
1061 output_get_cpu_unit_code_func, output_dfa_start_func,
1062 expand_automata): Likewise.
1063 * genextract.c (gen_insn): Likewise.
1064 * gengtype-lex.l: Likewise.
1065 * gengtype.c (read_input_list, adjust_field_type,
1066 process_gc_options): Likewise.
1067 * genoutput.c (note_constraint): Likewise.
1068 * genpreds.c (mangle, add_constraint): Likewise.
1069 * genrecog.c (process_define_predicate, new_decision,
1070 add_to_sequence): Likewise.
1071 * gensupport.c (record_insn_name): Likewise.
1073 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1075 * config/i386/driver-i386.c (detect_caches_amd,
1076 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
1077 and/or -Wcast-qual warnings.
1078 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
1079 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
1080 gt_pch_save): Likewise.
1081 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
1082 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
1083 * global.c (compute_regsets): Likewise.
1084 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1085 finish_graph_dump_file): Likewise.
1086 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
1087 unlink_bb_notes): Likewise.
1088 * integrate.c (get_hard_reg_initial_val): Likewise.
1089 * ipa-prop.c (ipa_push_func_to_list): Likewise.
1090 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
1091 * local-alloc.c (update_equiv_regs): Likewise.
1092 * loop-invariant.c (check_invariant_table_size,
1093 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
1095 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
1096 altered_reg_used, mark_altered): Likewise.
1097 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
1098 insert_var_expansion_initialization,
1099 combine_var_copies_in_loop_exit, apply_opt_in_copies,
1100 release_var_copies): Likewise.
1101 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
1102 analyze_matrix_decl, add_allocation_site, analyze_transpose,
1103 analyze_accesses_for_phi_node, check_var_notmodified_p,
1104 check_allocation_function, find_sites_in_func,
1105 record_all_accesses_in_func, transform_access_sites,
1106 transform_allocation_sites): Likewise.
1107 * omp-low.c (new_omp_region, create_omp_child_function_name,
1108 check_omp_nesting_restrictions, check_combined_parallel,
1109 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
1110 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
1111 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1112 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
1114 * opts-common.c (prune_options): Likewise.
1115 * opts.c (add_input_filename, print_filtered_help,
1116 get_option_state): Likewise.
1117 * params.c (add_params): Likewise.
1118 * passes.c (set_pass_for_id, next_pass_1,
1119 do_per_function_toporder, pass_fini_dump_file): Likewise.
1120 * postreload.c (reload_cse_simplify_operands): Likewise.
1121 * predict.c (tree_predicted_by_p, tree_predict_edge,
1122 clear_bb_predictions, combine_predictions_for_bb): Likewise.
1124 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1126 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
1128 * recog.c (check_asm_operands, validate_change_1): Likewise.
1129 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
1130 subst_asm_stack_regs): Likewise.
1131 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
1132 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
1133 * regmove.c (reg_is_remote_constant_p): Likewise.
1134 * regrename.c (regrename_optimize, scan_rtx_reg,
1135 kill_clobbered_value, kill_set_value, kill_autoinc_value):
1137 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
1138 regstat_compute_calls_crossed): Likewise.
1139 * reload1.c (init_reload, new_insn_chain,
1140 has_nonexceptional_receiver, reload, copy_reloads,
1141 calculate_needs_all_insns, init_elim_table): Likewise.
1142 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1143 * rtl.c (shallow_copy_rtx_stat): Likewise.
1144 * rtlanal.c (parms_set): Likewise.
1145 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1146 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1147 * sched-ebb.c (earliest_block_with_similiar_load,
1148 add_deps_for_risky_insns): Likewise.
1149 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1150 schedule_region): Likewise.
1151 * see.c (eq_descriptor_pre_extension,
1152 hash_descriptor_pre_extension, hash_del_pre_extension,
1153 eq_descriptor_properties, hash_descriptor_properties,
1154 hash_del_properties, see_seek_pre_extension_expr,
1155 see_initialize_data_structures, see_print_register_properties,
1156 see_print_pre_extension_expr, see_delete_merged_def_extension,
1157 see_delete_unmerged_def_extension, see_emit_use_extension,
1158 see_pre_delete_extension, see_map_extension, see_commit_changes,
1159 see_analyze_merged_def_local_prop,
1160 see_analyze_merged_def_local_prop,
1161 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1162 see_set_prop_merged_def, see_set_prop_unmerged_def,
1163 see_set_prop_unmerged_use, see_print_one_extension,
1164 see_merge_one_use_extension, see_merge_one_def_extension,
1165 see_store_reference_and_extension, see_update_uses_relevancy,
1166 see_update_defs_relevancy): Likewise.
1167 * statistics.c (hash_statistics_hash, hash_statistics_eq,
1168 hash_statistics_free, curr_statistics_hash): Likewise.
1169 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
1170 expand_asm_operands, expand_return, case_bit_test_cmp,
1171 expand_case): Likewise.
1172 * stor-layout.c (start_record_layout): Likewise.
1173 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
1174 gt_pch_save_stringpool): Likewise.
1175 * tree-data-ref.c (hash_stmt_vertex_info,
1176 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
1177 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
1179 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
1182 * config/i386/i386.md : Change constraints of HImode and QImode
1183 immediate operands from "i" to "n". Change SImode "ni" constraint to
1184 "i" and SImode "rmi" constraint to "g". Remove all constraints
1185 from const0_operand and const1_operand predicated operands.
1186 (i): Change QImode and HImode attribute from "i" to "n".
1187 (*subqi_2): Change HImode operands to QImode.
1190 2008-06-25 Olivier Hainque <hainque@adacore.com>
1192 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
1195 2008-06-25 Richard Guenther <rguenther@suse.de>
1197 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
1198 not overflow the result type.
1200 2008-06-25 Richard Guenther <rguenther@suse.de>
1202 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
1203 (vn_lookup): Likewise.
1205 2008-06-25 Richard Guenther <rguenther@suse.de>
1207 PR tree-optimization/35518
1208 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
1209 * tree-sra.c (instantiate_element): Use fold_build3 to build
1211 (try_instantiate_multiple_fields): Likewise.
1213 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1215 * config/rs6000/rs6000.md: Change all string instruction's clobber to
1218 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1220 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
1221 use_backchain_to_restore_sp to true
1222 if the offset of the link register save area would go over the 32k - 1
1223 offset limit of the load
1226 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
1228 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
1229 anchor for the type-punning blurb. Cross-reference "Structures
1230 unions enumerations and bit-fields implementation". Provide a
1231 cast-through-pointer example. Make final sentence self-contained.
1232 * doc/implement-c.texi (Structures unions enumerations and
1233 bit-fields implementation): Cross-reference the type-punning blurb
1234 in the -fstrict-aliasing documentation.
1236 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1239 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
1240 the memory instead of the memory itself for the save area.
1242 2008-06-24 Olivier Hainque <hainque@adacore.com>
1243 Nicolas Roche <roche@adacore.com>
1245 * gengtype.c (srcdir_len): size_t instead of int.
1246 (get_file_realbasename): New function. For F a filename, the real
1247 basename of F, with all the path components stripped.
1248 (get_file_srcdir_relative_path): New function. For F a filename, the
1249 relative path to F from $(srcdir).
1250 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
1251 get_file_realbasename. Adjust the head comment.
1252 (get_prefix_langdir_index): New function. For F a filename, return the
1253 lang_dir_names[] relative index of the language directory that is
1255 (get_file_langdir): For F a filename, return the name of the language
1256 directory where F is located.
1257 (get_file_gtfilename): New function. The gt- output file name for an
1259 (get_output_file_with_visibility): Replace in-line computations with
1260 uses of get_file_gtfilename and get_prefix_langdir_index.
1261 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
1263 2008-06-24 Jakub Jelinek <jakub@redhat.com>
1265 PR tree-optimization/36504
1266 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
1267 references without base address.
1269 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1272 * calls.c (expand_call): Increase alignment for recursive functions.
1274 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1276 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1277 (TARGET_FUNCTION_VALUE): New define.
1278 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1279 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1281 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1283 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1284 (fmod<mode>3): Ditto.
1285 (remainderxf3): Ditto.
1286 (remainder<mode>3): Ditto.
1288 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1291 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1292 REG is a hard register.
1294 PR tree-optimization/36508
1295 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1296 499, don't check it at all in release compilers.
1298 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1300 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1301 together with SSE_TARGET_MATH to disable insn pattern.
1302 (*fop_<MODEF:mode>_2_i387): Ditto.
1303 (*fop_<MODEF:mode>_3_i387): Ditto.
1305 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1307 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1309 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1312 * gimplify.c (gimplify_asm_expr): Check the return code of
1313 parse_output_constraint call, set function return and is_inout
1316 2008-06-22 Ian Lance Taylor <iant@google.com>
1318 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1319 (narrowest_signed_type): Likewise.
1320 * c-typeck.c (c_common_type): Change local variable mclass to enum
1322 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1323 tcc_comparison, not the tree code itself.
1324 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1325 (c_expand_expr): Cast modifier to enum expand_modifier.
1326 * c-common.h (C_RID_CODE): Add casts.
1327 (C_SET_RID_CODE): Define.
1328 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1329 (c_lex_one_token): Add cast to avoid warning.
1330 (c_parser_objc_type_name): Rename local typename to type_name.
1331 (check_no_duplicate_clause): Change code parameter to enum
1333 (c_parser_omp_var_list_parens): Change kind parameter to enum
1335 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1336 c_parser_omp_list_var_parens.
1337 (c_parser_omp_threadprivate): Likewise.
1338 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1339 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1340 * c-format.c (NO_FMT): Define.
1341 (printf_length_specs): Use NO_FMT.
1342 (asm_fprintf_length_specs): Likewise.
1343 (gcc_diag_length_specs): Likewise.
1344 (scanf_length_specs): Likewise.
1345 (strfmon_length_specs): Likewise.
1346 (gcc_gfc_length_specs): Likewise.
1347 (printf_flag_specs): Change 0 to STD_C89.
1348 (asm_fprintf_flag_specs): Likewise.
1349 (gcc_diag_flag_specs): Likewise.
1350 (gcc_cxxdiag_flag_specs): Likewise.
1351 (scanf_flag_specs): Likewise.
1352 (strftime_flag_specs): Likewise.
1353 (strfmon_flag_specs): Likewise.
1354 (print_char_table): Likewise.
1355 (asm_fprintf_char_table): Likewise.
1356 (gcc_diag_char_table): Likewise.
1357 (gcc_tdiag_char_table): Likewise.
1358 (gcc_cdiag_char_table): Likewise.
1359 (gcc_cxxdiag_char_table): Likewise.
1360 (gcc_gfc_char_table): Likewise.
1361 (scan_char_table): Likewise.
1362 (time_char_table): Likewis.
1363 (monetary_char_table): Likewise.
1364 * c-format.h (BADLEN): Likewise.
1366 2008-06-21 Ian Lance Taylor <iant@google.com>
1368 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1369 Define END_OF_BASE_TREE_CODES around inclusion.
1370 * tree.c (tree_code_type): New global array.
1371 (tree_code_length, tree_code_name): Likewise.
1372 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1374 (all-tree.def, s-alltree): New targets.
1375 (gencheck.h, s-gencheck): Remove.
1376 (tree.o): Depend upon all-tree.def.
1377 (build/gencheck.o): Remove gencheck.h dependency.
1378 (mostlyclean): Don't remove gencheck.h.
1379 * c-common.h (enum c_tree_code): Remove.
1380 * c-lang.c (tree_code_type): Remove.
1381 (tree_code_length, tree_code_name): Remove.
1382 * gencheck.c (tree_codes): Include all-tree.def, rather than
1383 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1385 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1387 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1388 (operator_name_info): Size to MAX_TREE_CODES.
1389 (assignment_operator_name_info): Likewise.
1390 * cp/cp-lang.c (tree_code_type): Remove.
1391 (tree_code_length, tree_code_name): Remove.
1392 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1393 (assignment_operator_name_info): Likewise.
1394 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1396 * cp/mangle.c (write_expression): Likewise.
1397 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1398 * fortran/f95-lang.c (tree_code_type): Remove.
1399 (tree_code_length, tree_code_name): Remove.
1400 * java/java-tree.h (enum java_tree_code): Remove.
1401 * java/lang.c (tree_code_type): Remove.
1402 (tree_code_length, tree_code_name): Remove.
1403 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1404 * objc/objc-act.h (enum objc_tree_code): Remove.
1405 * objc/objc-lang.c (tree_code_type): Remove.
1406 (tree_code_length, tree_code_name): Remove.
1407 * objcp/objcp-lang.c (tree_code_type): Remove.
1408 (tree_code_length, tree_code_name): Remove.
1409 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1410 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1411 * ada/misc.c (tree_code_type): Remove.
1412 (tree_code_length, tree_code_name): Remove.
1414 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1416 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1417 the grand_bitmap_obstack.
1419 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1421 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1422 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1423 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1424 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1425 move_stmt_r, new_label_mapper): Likewise.
1426 * tree-complex.c (cvc_lookup): Likewise.
1427 * tree-dfa.c (create_function_ann): Likewise.
1428 * tree-dump.c (dump_register): Likewise.
1429 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1430 find_phi_replacement_condition): Likewise.
1431 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1432 tree_function_versioning): Likewise.
1433 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1434 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1435 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1436 get_nonlocal_debug_decl, convert_nonlocal_reference,
1437 convert_nonlocal_omp_clauses, get_local_debug_decl,
1438 convert_local_reference, convert_local_omp_clauses,
1439 convert_nl_goto_reference, convert_nl_goto_receiver,
1440 convert_tramp_reference, convert_call_expr): Likewise.
1441 * tree-outof-ssa.c (contains_tree_r): Likewise.
1442 * tree-parloops.c (reduction_phi, initialize_reductions,
1443 eliminate_local_variables_1, add_field_for_reduction,
1444 add_field_for_name, create_phi_for_local_result,
1445 create_call_for_reduction_1, create_loads_for_reductions,
1446 create_stores_for_reduction, create_loads_and_stores_for_name):
1448 * tree-phinodes.c (allocate_phi_node): Likewise.
1449 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
1450 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
1451 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
1452 * tree-ssa-coalesce.c (compare_pairs): Likewise.
1453 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
1454 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
1455 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
1456 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1457 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
1458 vn_nary_op_insert): Likewise.
1459 * tree-ssa.c (redirect_edge_var_map_add,
1460 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
1461 * tree-vectorizer.c (vectorize_loops): Likewise.
1462 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
1463 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
1464 tree_cons_stat, build1_stat, build_variant_type_copy,
1465 decl_init_priority_lookup, decl_fini_priority_lookup,
1466 decl_priority_info, decl_restrict_base_lookup,
1467 decl_restrict_base_insert, decl_debug_expr_lookup,
1468 decl_debug_expr_insert, decl_value_expr_lookup,
1469 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1470 type_hash_add, get_file_function_name, tree_check_failed,
1471 tree_not_check_failed, tree_range_check_failed,
1472 omp_clause_range_check_failed, build_omp_clause,
1473 build_vl_exp_stat): Likewise.
1474 * value-prof.c (gimple_histogram_value,
1475 gimple_duplicate_stmt_histograms): Likewise.
1476 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1477 unshare_variable, variable_union_info_cmp_pos, variable_union,
1478 dataflow_set_different_1, dataflow_set_different_2,
1479 vt_find_locations, variable_was_changed, set_variable_part,
1480 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1481 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1482 section_entry_hash, object_block_entry_eq,
1483 object_block_entry_hash, create_block_symbol,
1484 initialize_cold_section_name, default_function_rodata_section,
1485 strip_reg_name, set_user_assembler_name, const_desc_eq,
1486 build_constant_desc, output_constant_def, lookup_constant_def,
1487 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1488 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1489 default_internal_label): Likewise.
1490 * varray.c (varray_init, varray_grow): Likewise.
1491 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1493 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1495 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1496 operators for "test" insn. Macroize insn using SWI mode macro.
1497 (*jcc_fused_2): Ditto.
1498 (*jcc_fused_3): Macroize insn using SWI mode macro.
1499 (*jcc_fused_4): Ditto.
1501 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1503 * tree-ssa-pre.c: Fix typo in comment.
1504 (init_antic, fini_antic): Add explicit funtions for
1505 initializing and deinitializing ANTIC and AVAIL sets.
1506 (create_expression_by_pieces): Fix typo in comment.
1507 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1508 (execute_pre): Eventually dump details about ANTIC_IN.
1510 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1512 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1513 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1514 add_to_obstack, file_at_path, find_a_file, execute,
1515 add_preprocessor_option, add_assembler_option, add_linker_option,
1516 process_command, insert_wrapper, do_option_spec, do_self_spec,
1517 spec_path, do_spec_1, is_directory, main, used_arg,
1518 getenv_spec_function): Likewise.
1519 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1520 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1523 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1525 * doc/rtl.texi: Updated subreg section.
1527 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1530 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1531 node->needed and node->reachable.
1532 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1533 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1534 (expand_task_call): Don't call expand_task_copyfn.
1535 (expand_task_copyfn): Renamed to...
1536 (finalize_task_copyfn): ... this.
1538 2008-06-19 Jan Hubicka <jh@suse.cz>
1540 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1541 clobbering framepointer.
1543 2008-06-19 Jan Hubicka <jh@suse.cz>
1545 * tree-optimize.c (execute_early_local_optimizations): Set
1546 cgraph_state only at first invocation.
1548 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1550 * system.h (-Wc++-compat): Activate as a warning, no an error.
1552 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1554 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1555 instead of "#" in insn asm template.
1556 (*jcc_fused_2): Ditto.
1558 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1560 * config/i386/i386.h (ix86_tune_indices)
1561 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1562 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1563 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1564 (*jcc_fused_2): Ditto.
1565 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1566 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1567 (print operand): Handle 'E' and 'e' code.
1569 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1571 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1572 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1573 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1575 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1577 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1579 (cgraph_expand_function): Use local copy of decl.
1580 (cgraph_expand_all_functions): Remove redundant initialization of
1582 (cgraph_optimize): Reword internal_error message.
1584 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1586 * arm-protos.h (arm_return_in_memory): Remove public
1587 arm_return_in_memory() prototype.
1588 * arm.c (arm_return_in_memory): Add static prototype, add target
1589 hook macro, change definition and comments.
1590 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1592 2008-06-19 Ben Elliston <bje@au.ibm.com>
1594 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1595 real.c: Remove references to IEEE 754R.
1596 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1597 * doc/libgcc.texi (Decimal float library routines): Likewise.
1599 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1601 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1602 (default_unwind_word_mode): Add prototype.
1603 * targhooks.c (default_unwind_word_mode): New function.
1604 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1605 instead of word_mode.
1606 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1607 (TARGET_INITIALIZER): Use it.
1609 * c-common.c (handle_mode_attribute): Support "unwind_word"
1611 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1613 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1614 word_mode to access SjLj_Function_Context member "data".
1615 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1616 conversion from targetm.eh_return_filter_mode () to
1617 targetm.unwind_word_mode () if they differ.
1619 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1620 (BT_FN_UNWINDWORD_PTR): New function type.
1621 (BT_FN_WORD_PTR): Remove.
1622 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1623 * except.c (expand_builtin_extend_pointer): Convert pointer to
1624 targetm.unwind_word_mode () instead of word_mode.
1626 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1627 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1628 (spu_unwind_word_mode): New function.
1629 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1630 (TARGET_UNWIND_WORD_MODE): Define.
1631 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1633 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1635 * config/spu/spu.c (reg_align): Remove.
1636 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1637 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1638 (spu_split_store): Likewise.
1640 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1642 * gcc/tree-vn.c: Fix typo in comment.
1644 2008-06-18 Jan Hubicka <jh@suse.cz>
1646 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1647 toplevel reorder too.
1649 2008-06-18 Jan Hubicka <jh@suse.cz>
1651 * c-opts.c (c_common_post_options): PCH is not compatible with
1653 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1654 -fno-toplevel-reorder by default now.
1656 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1658 PR documentation/30739
1659 * doc/install.texi (Prerequisites): Document dependency on awk.
1661 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1662 Ian Lance Taylor <iant@google.com>
1664 PR rtl-optimization/35604
1665 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1666 only want to change jump destinations, not eventual label comparisons.
1668 2008-06-16 Jan Hubicka <jh@suse.cz>
1670 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1672 (cgraph_analyze_function): Likewise.
1674 2008-06-16 Jan Hubicka <jh@suse.cz>
1676 * cgraph.h (cgraph_mark_if_needed): New function.
1677 * cgraphunit.c (cgraph_mark_if_needed): New function.
1678 * c-decl.c (duplicate_decl): Use it.
1680 2008-06-16 Jan Hubicka <jh@suse.cz>
1682 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1685 2008-06-16 Jan Hubicka <jh@suse.cz>
1687 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1689 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1690 Kazu Hirata <kazu@codesourcery.com>
1691 Maxim Kuvyrkov <maxim@codesourcery.com
1693 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1694 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1695 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1696 EXTRA_SPEC_FUNCTIONS.
1697 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1698 (DRIVER_SELF_SPECS): Adjust.
1699 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1700 * config/mips/st.h, config/mips/t-st: New.
1701 * config/mips/driver-native.c, config/mips/x-native: New.
1702 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1705 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1707 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1709 (ISA_HAS_FP_CONDMOVE): New macro.
1710 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1711 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1712 (ISA_HAS_NMADD3_NMSUB3): New macro.
1713 * config/mips/mips.c (mips_rtx_costs): Update.
1714 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1715 compiling for ST Loongson 2E/2F.
1716 (madd<mode>): Rename to madd4<mode>. Update.
1717 (madd3<mode>): New pattern.
1718 (msub<mode>): Rename to msub4<mode>. Update.
1719 (msub3<mode>): New pattern.
1720 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1721 (nmadd3<mode>): New pattern.
1722 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1723 (nmadd3<mode>_fastmath): New pattern.
1724 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1725 (nmsub3<mode>): New pattern.
1726 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1727 (nmsub3<mode>_fastmath): New pattern.
1728 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1730 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1732 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1733 (DF_REF_INSN_INFO): New.
1734 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1735 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1736 with a NULL DF_REF_INSN_INFO.
1737 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1739 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1740 DF_INSN_INFO_EQ_USES): New.
1741 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1742 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1743 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1744 * df-core.c: Update comment for above changes.
1745 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1746 DF_INSN_UID_* macros.
1747 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1748 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1749 insn rtx. Update all callers.
1750 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1751 df_ref_create_structure, df_insn_refs_collect): Likewise.
1752 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1753 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1754 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1755 macros to access the insn refs.
1756 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1757 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1758 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1759 for accessing the refs.
1760 (try_fwprop_subst): Likewise.
1761 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1762 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1763 for accessing the refs.
1764 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1765 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1766 to look at the insn refs.
1767 (record_uses): Likewise.
1768 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1770 (mark_artificial_uses): Don't mark_insn for artificial refs.
1771 (mark_reg_rependencies): Likewise.
1773 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1775 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1777 * configure: Regenerate.
1779 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1781 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1782 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1783 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1785 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1787 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1788 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1789 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1791 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1793 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1794 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1795 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1797 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1799 * tree-ssa-sccvn.c: Fix format of comments.
1801 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1803 * cgraph.c: Remove unneeded forward declarations of eq_node()
1806 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1808 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1810 (see_update_relevancy): Likewise.
1811 * fwprop.c (try_fwprop_subst): Likewise.
1812 * rtlanal.c (noop_move_p): Likewise.
1813 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1814 notes to non-existing libcall blocks.
1815 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1817 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1818 (dead_libcall_p): Remove.
1819 (delete_trivially_dead_insns): Don't use it.
1820 * web.c (union_defs): Remove comment about keeping nops.
1821 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1822 (compute_hash_table_work): Don't track libcall notes.
1823 (do_local_cprop): Don't take libcall pointers. Don't update
1825 (adjust_libcall_notes): Deleted.
1826 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1827 ever have existed in the first place).
1828 (replace_store_insn): Don't try to remove libcall notes.
1829 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1830 (resolve_reg_notes): Don't call them.
1831 (resolve_simple_move): Likewise.
1832 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1833 Don't remove REG_RETVAL notes.
1834 * emit-rtl.c (try_split): Don't update libcall notes.
1835 (emit_copy_of_insn_after): Dito.
1836 * cselib.c (cselib_current_insn_in_libcall): Remove.
1837 (cselib_process_insn): Don't set/clear it.
1838 (new_elt_loc_list): Don't record it.
1839 (cselib_init): Don't initialize it.
1840 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1841 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1843 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1844 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1845 (init_deps): Don't initialize it.
1846 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1847 * combine.c (delete_noop_moves): Don't update libcall notes.
1848 (can_combine_p): Remove now pointless #if 0 block.
1849 (try_combine): Remove another obsolete #if 0 block.
1850 (distribute_notes): Don't distribute libcall notes.
1851 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1852 * dce.c (libcall_dead_p): Remove.
1853 (delete_unmarked_insns): Don't handle libcall blocks.
1854 (preserve_libcall_for_dce): Remove.
1855 (prescan_insns_for_dce): Don't special-case libcall block insns.
1856 * reload1 (reload): Don't handle libcall notes.
1857 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1860 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1862 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1863 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1864 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1866 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1868 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1869 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1870 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1872 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1874 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1876 2008-06-16 Ira Rosen <irar@il.ibm.com>
1878 PR tree-optimization/36493
1879 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1880 the arguments list. Use VECTYPE to create vector pointer.
1881 (vectorizable_store): Fail if accesses through a pointer to vectype
1882 do not alias the original memory reference operands.
1883 Call vect_create_data_ref_ptr without the removed argument.
1884 (vectorizable_load): Likewise.
1885 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1888 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1891 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1894 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1896 * config/mips/loongson2ef.md: New file.
1897 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1898 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1899 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1900 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1901 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1903 (loongson2ef.md): New include.
1904 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1905 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1906 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1907 (loongson_gt_<mode>, loongson_extract_halfword)
1908 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1909 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1910 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1911 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1912 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1913 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1914 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1915 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1916 (vec_interleave_low<mode>): Define type attribute.
1917 * config/mips/mips.c (mips_ls2): New static variable.
1918 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1919 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1920 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1921 Implement target scheduling hooks.
1922 (mips_multipass_dfa_lookahead): Update to handle tuning for
1924 (mips_sched_init): Initialize data for Loongson scheduling.
1925 (mips_ls2_variable_issue): New static function.
1926 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1928 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1929 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1930 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1931 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1932 Handle ST Loongson 2E/2F cores.
1933 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1935 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1937 * omp-low.c (extract_omp_for_data): Fix comment typo.
1940 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1942 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1943 FIXME note about gcc/config.guess.
1944 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1945 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1946 * doc/cppopts.texi: Likewise.
1947 * doc/extend.texi: Likewise.
1948 * doc/gcc.texi: Likewise.
1949 * doc/gccint.texi: Likewise.
1950 * doc/gcov.texi: Likewise.
1951 * doc/gty.texi: Likewise.
1952 * doc/hostconfig.texi: Likewise.
1953 * doc/install.texi: Likewise.
1954 * doc/invoke.texi: Likewise.
1955 * doc/loop.texi: Likewise.
1956 * doc/makefile.texi: Likewise.
1957 * doc/md.texi: Likewise.
1958 * doc/passes.texi: Likewise.
1959 * doc/tm.texi: Likewise.
1960 * doc/tree-ssa.texi: Likewise.
1961 * doc/trouble.texi: Likewise.
1963 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1964 Nathan Sidwell <nathan@codesourcery.com>
1965 Maxim Kuvyrkov <maxim@codesourcery.com>
1966 Richard Sandiford <rdsandiford@googlemail.com>
1968 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1969 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1970 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1972 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1973 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1974 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1976 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1977 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1978 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1979 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1980 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1981 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1982 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1983 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1984 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1985 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1986 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1987 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1988 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1989 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1990 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1991 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1992 (mips_builtins): Add Loongson builtins.
1993 (mips_loongson_2ef_bdesc): New.
1994 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1995 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1996 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1997 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1999 (mips_expand_vector_init): New.
2000 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
2001 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
2003 * config/mips/mips.md: Add unspec numbers for Loongson
2004 builtins. Include loongson.md.
2005 (MOVE64): Include Loongson vector modes.
2006 (SPLITF): Include Loongson vector modes.
2007 (HALFMODE): Handle Loongson vector modes.
2008 * config/mips/loongson.md: New.
2009 * config/mips/loongson.h: New.
2010 * config.gcc: Add loongson.h header for mips*-*-* targets.
2011 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
2013 2008-06-14 Joseph Myers <joseph@codesourcery.com>
2015 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
2016 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
2017 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
2018 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
2019 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
2020 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
2021 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
2022 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
2023 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
2024 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
2025 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
2026 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
2027 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
2028 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
2029 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
2030 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
2031 Remove use_fixproto=yes.
2032 (ia64*-*-hpux*): Remove comment about using fixproto.
2033 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2035 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2037 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2039 * configure: Regenerate.
2041 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2044 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2045 before evaluating it.
2047 2008-06-13 Jakub Jelinek <jakub@redhat.com>
2050 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
2051 nested inline functions.
2052 (start_decl, start_function): Don't invert DECL_EXTERNAL
2053 for nested inline functions.
2055 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2057 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
2058 splits that must be made for correctness.
2060 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2062 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
2063 (AVAIL_NON_MIPS16): Likewise.
2064 (mips_builtin_description): Replace target_flags with a predicate.
2065 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
2066 (dspr2_32): New availability predicates.
2067 (MIPS_BUILTIN): New macro.
2068 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
2069 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
2070 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
2071 Replace the TARGET_FLAGS parameters with AVAIL parameters.
2072 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
2073 (mips_dsp_32only_bdesc): Merge into...
2074 (mips_builtins): ...this new array.
2075 (mips_bdesc_map, mips_bdesc_arrays): Delete.
2076 (mips_init_builtins): Update after above changes.
2077 (mips_expand_builtin_1): Merge into...
2078 (mips_expand_builtin): ...here and update after above changes.
2080 2008-06-12 Paul Brook <paul@codesourcery.com>
2082 * longlong.h (__arm__): Define count_leading_zeros.
2083 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
2084 (clzsi2, clzdi2): New functions.
2085 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
2086 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
2087 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
2088 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
2089 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
2090 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
2091 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
2092 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2093 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
2094 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2096 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
2098 * config/m68k/m68k.c (m68k_tune_flags): New.
2099 (override_options): Compute m68k_tune_flags.
2100 (MULL_COST, MULW_COST): Update for various variants of CFV2.
2101 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2103 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2106 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2108 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2110 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
2111 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2113 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2115 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
2116 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2118 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2121 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
2124 2008-06-12 Richard Guenther <rguenther@suse.de>
2126 PR tree-optimization/36345
2127 * tree-flow.h (struct ptr_info_def): Align escape_mask,
2128 add memory_tag_needed flag.
2129 (may_alias_p): Declare.
2130 * tree-ssa-alias.c (may_alias_p): Export.
2131 (set_initial_properties): Use memory_tag_needed flag.
2132 (update_reference_counts): Likewise.
2133 (reset_alias_info): Reset memory_tag_needed flag.
2134 (create_name_tags): Check memory_tag_needed flag.
2135 (dump_points_to_info_for): Dump it.
2136 * tree-ssa-structalias.c (struct variable_info): Remove
2137 directly_dereferenced flag.
2138 (new_var_info): Do not initialize it.
2139 (process_constraint_1): Do not set it.
2140 (update_alias_info): Set is_dereferenced flag.
2141 (set_uids_in_ptset): Use may_alias_p.
2142 (set_used_smts): Check memory_tag_needed flag.
2143 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2144 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2145 memory_tag_needed flag.
2146 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2149 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2151 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2152 red zone for w64 abi.
2153 (ix86_expand_prologue): Likewise.
2154 (ix86_force_to_memory): Likewise.
2155 (ix86_free_from_memory): Likewise.
2157 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2160 * config/rs6000/rs6000.c (rs6000_override_options): Set
2161 rs6000_isel conditionally to the absence of comand line override.
2162 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2163 Remove duplicate rs6000_isel setting.
2164 * config/rs6000/eabispe.h: Ditto.
2166 2008-06-11 Richard Guenther <rguenther@suse.de>
2168 * alias.c (get_alias_set): Use the element alias-set for arrays.
2169 (record_component_aliases): For arrays and vectors do nothing.
2170 * c-common.c (strict_aliasing_warning): Handle the cases
2171 of alias set zero explicitly.
2172 * Makefile.in (dfp.o-warn): Add -Wno-error.
2174 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2176 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
2178 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
2179 tune_32 tune_64 to supported_defaults. Allow values not
2180 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
2181 x86_64. Do not override cpu_32 or cpu_64 values from target name.
2182 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
2183 with_cpu_64 to generic for 64-bit-supporting configurations, not
2184 with_cpu. Remove FIXMEs.
2185 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
2186 --with-arch-64, --with-tune-32, --with-tune-64): Document.
2187 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
2188 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
2189 arch_32 and arch_64.
2191 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2192 Olivier Hainque <hainque@adacore.com>
2194 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
2195 Use DECL_SIZE_UNIT to retrieve the size of the field.
2197 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2199 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
2200 with function calls after declarations. Lay out
2201 neon_float_type_node before further use.
2203 2008-06-11 Richard Guenther <rguenther@suse.de>
2205 * tree-flow.h (may_point_to_global_var): Declare.
2206 * tree-ssa-alias.c (may_point_to_global_var): New function.
2207 * tree-ssa-sink.c (is_hidden_global_store): Use it.
2209 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
2211 * configure.ac: Teach that fido supports .debug_line.
2212 * configure: Regenerate.
2214 2008-06-10 Tom Tromey <tromey@redhat.com>
2216 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
2219 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2221 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
2222 (encode_decimal64, decode_decimal64, encode_decimal128,
2223 decode_decimal128): Reverse order of 32-bit parts of value if host
2224 and target endianness differ.
2226 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
2228 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
2229 Avoid division by 0.
2230 (tree_mod_pow2_value_transform): Likewise.
2231 (tree_ic_transform): Likewise.
2232 (tree_stringops_transform): Likewise.
2233 (tree_mod_subtract_transform): Likewise.
2234 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
2235 (copy_edges_for_bb): Likewise.
2236 (initialize_cfun): Likewise.
2238 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2240 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
2241 nonmemory_operand. Add "N" operand constraint.
2243 (*jcc_btdi_mask_rex64): New instruction and split pattern.
2244 (*jcc_btsi_mask): Ditto.
2245 (*jcc_btsi_mask_1): Ditto.
2247 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2249 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
2250 TYPE_CANONICAL for copied element type.
2252 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2255 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
2256 Add m_CORE2 and m_GENERIC.
2257 * config/i386/predicates.md (bt_comparison_operator): New predicate.
2258 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
2260 (*jcc_btdi_rex64): New instruction and split pattern.
2262 (*jcc_btsi_1): Ditto.
2263 (*btsq): Fix Intel asm dialect operand order.
2267 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
2270 * simplify-rtx.c (simplify_subreg): Add check for shift count
2273 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2275 * doc/md.texi: Synchronize with later constraints.md change.
2276 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2277 with a C implementation.
2278 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2280 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2281 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2282 when moving to and from MD_REGNUM.
2283 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2284 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2285 Handle byte and halfword moves.
2286 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2288 * config/mips/constraints.md (h): Turn into NO_REGS.
2289 (l, x): Update documentation.
2290 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2291 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2292 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2293 (HILO): New mode iterator.
2295 (any_div): New code iterator.
2296 (u): Extend code attribute to div and udiv.
2297 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2298 d_operand in the splitters. Remove redundant CONST_INT checks.
2299 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2300 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2301 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2302 accordingly, using normal moves instead of unspecs to move LO into
2303 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2304 (<u>mulsidi3): Handle expansion in C code.
2305 (<u>mulsidi3_32bit_internal): Rename to...
2306 (<u>mulsidi3_32bit): ...this.
2307 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2308 (*<u>mulsidi3_64bit): Rename to...
2309 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2310 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2311 to set LO and HI to the multiplication result. Use a normal move
2312 for MFLO and an unspec for MFHI.
2313 (*<u>mulsidi3_64bit_parts): Replace with...
2314 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2315 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2316 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2317 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2318 instead of HI. Split the instruction into a separate multiplication
2319 and MFHI if !TARGET_FIX_R4000.
2320 (<su>muldi3_highpart): Likewise.
2321 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2322 and the "=h" clobber.
2323 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2324 (<u>mulditi3): New expander.
2325 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2326 (madsi): Remove "=h" clobber.
2327 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2328 Force the modulus result to be a GPR and split the instruction into
2329 a division followed by an MFHI after reload.
2330 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2331 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2332 the MIPS16 HIGH define_split.
2333 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2334 of acc<->gpr moves to "multi".
2335 (*movdi_64bit): Replace the single "x" alternative with
2336 alternatives for moving into and out of "a".
2337 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2338 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2339 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2340 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2341 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2342 (movti): New expander.
2343 (*movti, *movti_mips16): New insns.
2344 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2345 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2346 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2347 * config/mips/predicates.md (fpr_operand): Delete.
2348 (d_operand): New predicate.
2350 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2352 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2353 failure on some Bourne shells.
2354 (x86_64-*-*): Ditto.
2356 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2358 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2360 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2362 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2363 (sparc-sun-solaris2*): Likewise.
2365 2008-06-09 Arnaud Charlet <charlet@adacore.com
2367 * doc/install.texi: Update requirements to build the Ada compiler.
2369 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2371 * df-scan.c (struct df_scan_problem_data): Remove the
2372 mw_link_pool alloc pool.
2373 (df_scan_free_internal): Don't free it.
2374 (df_scan_alloc): Don't allocate it.
2375 * df.h (struct df_link): Update comment.
2377 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2379 * except.h: Correct checks for when SJLJ exceptions must be used.
2381 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2383 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2386 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2388 PR tree-optimization/36218
2389 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2390 configure for the build system.
2391 (BUILD_LDFLAGS): Define.
2392 * configure: Regenerate.
2393 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2395 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2398 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2399 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2400 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2402 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2404 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2406 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2408 * config.gcc (Obsolete configurations): Remove list of
2410 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2411 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2412 targets matched by those patterns.
2413 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2414 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2415 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2416 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2417 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2418 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2419 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2420 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2421 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2422 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2423 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2424 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2425 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2426 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2427 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2428 Make code for Solaris 7 and greater unconditional for Solaris.
2429 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2430 Remove --with-* handling.
2431 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2432 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2433 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2434 LINK_OS_WINDISS_SPEC): Remove.
2435 * config/rs6000/sysv4.opt (mwindiss): Remove.
2436 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2437 * configure: Regenerate.
2438 * doc/cpp.texi: Don't mention BeOS.
2439 * doc/extend.texi (interrupt): Don't mention MS1.
2440 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2441 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2442 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2443 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2444 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2446 * doc/invoke.texi (MT Options): Remove.
2447 (-mwindiss): Remove.
2448 (CRIS Options): Remove cris-axis-aout references.
2449 (HPPA Options): Don't mention hppa1.1-*-pro.
2450 * doc/md.texi: (MorphoTech family): Remove.
2451 * libgcc2.c: Don't handle UWIN.
2452 * config/alpha/t-unicosmk: Remove.
2453 * config/alpha/unicosmk.h: Remove.
2454 * config/arm/kaos-arm.h: Remove.
2455 * config/arm/kaos-strongarm.h: Remove.
2456 * config/arm/strongarm-coff.h: Remove.
2457 * config/arm/strongarm-elf.h: Remove.
2458 * config/arm/strongarm-pe.h: Remove.
2459 * config/arm/t-strongarm-pe: Remove.
2460 * config/arm/t-xscale-coff: Remove.
2461 * config/arm/t-xscale-elf: Remove.
2462 * config/arm/xscale-coff.h: Remove.
2463 * config/arm/xscale-elf.h: Remove.
2464 * config/chorus.h: Remove.
2465 * config/cris/aout.h: Remove.
2466 * config/cris/aout.opt: Remove.
2467 * config/cris/t-aout: Remove.
2468 * config/i386/beos-elf.h: Remove.
2469 * config/i386/kaos-i386.h: Remove.
2470 * config/i386/ptx4-i.h: Remove.
2471 * config/i386/sco5.h: Remove.
2472 * config/i386/sco5.opt: Remove.
2473 * config/i386/sysv4-cpp.h: Remove.
2474 * config/i386/sysv5.h: Remove.
2475 * config/i386/t-beos: Remove.
2476 * config/i386/t-sco5: Remove.
2477 * config/i386/t-uwin: Remove.
2478 * config/i386/uwin.asm: Remove.
2479 * config/i386/uwin.h: Remove.
2480 * config/kaos.h: Remove.
2481 * config/mips/windiss.h: Remove.
2482 * config/mt: Remove directory.
2483 * config/pa/pa-osf.h: Remove.
2484 * config/pa/pa-pro-end.h: Remove.
2485 * config/pa/t-pro: Remove.
2486 * config/ptx4.h: Remove.
2487 * config/rs6000/beos.h: Remove.
2488 * config/rs6000/kaos-ppc.h: Remove.
2489 * config/rs6000/t-beos: Remove.
2490 * config/rs6000/windiss.h: Remove.
2491 * config/sh/kaos-sh.h: Remove.
2492 * config/sol2-6.h: Remove.
2493 * config/sparc/sol26-sld.h: Remove.
2494 * config/sparc/sysv4-only.h: Remove.
2495 * config/vax/bsd.h: Remove.
2496 * config/vax/t-memfuncs: Remove.
2497 * config/vax/ultrix.h: Remove.
2498 * config/vax/vaxv.h: Remove.
2499 * config/windiss.h: Remove.
2501 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2503 PR rtl-optimization/36438
2504 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2505 for vector shifts with constant scalar shift operands.
2507 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2509 * doc/invoke.texi: Document -march=xlr.
2510 * config/mips/xlr.md: New file.
2511 * config/mips/mips.md: Include it.
2513 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2514 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2515 (mips_rtx_cost_data): Likewise.
2517 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2519 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2520 PRE_INC and PRE_DEC cases.
2522 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2524 PR rtl-optimization/36419
2525 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2526 the emitting jump insn.
2529 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2530 is not bool, boolify the whole *expr_p and convert to the desired type.
2532 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2534 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2535 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2536 Add omp_private_outer_ref hook, add another argument to
2537 omp_clause_default_ctor hook.
2538 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2539 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2540 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2541 hook_tree_tree_tree_tree_null.
2542 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2543 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2544 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2545 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2546 * tree.def (OMP_TASK): New tree code.
2547 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2548 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2549 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2550 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2551 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2552 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2553 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2554 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2555 (OMP_DIRECTIVE_P): Add OMP_TASK.
2556 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2557 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2558 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2559 and OMP_CLAUSE_UNTIED entries.
2560 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2562 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2563 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2564 * tree-pretty-print.c (dump_omp_clause): Handle
2565 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2566 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2567 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2568 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2569 warning about unsigned iterators. Change decl/init/cond/incr
2570 arguments to TREE_VECs, check arguments for all collapsed loops.
2571 (c_finish_omp_taskwait): New function.
2572 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2574 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2575 default_function_array_conversion on init. Add par_clauses argument.
2576 If decl is present in parallel's lastprivate clause, change it to
2577 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2578 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2579 collapse count in clauses.
2580 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2581 c_parser_omp_for_loop callers.
2582 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2583 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2584 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2585 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2587 (c_parser_omp_clause_schedule): Handle schedule(auto).
2588 Include correct location in the error message.
2589 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2590 and PRAGMA_OMP_CLAUSE_UNTIED.
2591 (OMP_TASK_CLAUSE_MASK): Define.
2592 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2593 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2594 * tree-nested.c (convert_nonlocal_omp_clauses,
2595 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2596 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2597 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2598 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2600 (conver_nonlocal_reference, convert_local_reference,
2601 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2602 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2603 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2604 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2605 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2606 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2607 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2608 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2609 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2611 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2612 * c-common.h (c_finish_omp_taskwait): New prototype.
2613 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2614 * tree-parloops.c (create_parallel_loop): Create 1 entry
2615 vectors for OMP_FOR_{INIT,COND,INCR}.
2616 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2617 (make_edges): Handle OMP_TASK.
2618 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2619 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2620 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2621 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2622 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2623 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2624 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2625 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2626 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2627 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2628 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2629 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2630 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2631 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2632 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2633 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2634 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2635 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2636 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2637 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2638 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2639 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2640 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2641 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2642 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2643 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2644 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2645 original iterator is present in lastprivate clause or if
2646 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2647 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2648 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2649 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2650 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2651 if it is set, lookup var in outer contexts too. Handle
2652 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2653 to be implicitly determined firstprivate for task regions.
2654 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2655 if it is set, lookup var in outer contexts too. Set
2656 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2657 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2658 OMP_CLAUSE_UNTIED. Take region_type as last argument
2659 instead of in_parallel and in_combined_parallel.
2660 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2662 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2663 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2664 (new_omp_context): Set default_kind to
2665 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2666 (omp_region_type): New enum.
2667 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2668 fields, add region_type.
2669 (new_omp_context): Take region_type as argument instead of is_parallel
2670 and is_combined_parallel.
2671 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2672 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2673 ctx->is_combined_parallel checks.
2674 (gimplify_omp_task): New function.
2675 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2677 * omp-low.c (extract_omp_for_data): Use schedule(static)
2678 for schedule(auto). Handle pointer and unsigned iterators.
2679 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2680 Add loops argument. Extract data for collapsed OMP_FOR loops.
2681 (expand_parallel_call): Assert sched_kind isn't auto,
2682 map runtime schedule to index 3.
2683 (struct omp_for_data_loop): New type.
2684 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2685 Add loop, loops, collapse and iter_type fields.
2686 (workshare_safe_to_combine_p): Disallow combined for if
2687 iter_type is unsigned long long. Don't combine collapse > 1 loops
2688 unless all bounds and steps are constant. Adjust extract_omp_for_data
2690 (expand_omp_for_generic): Handle pointer, unsigned and long long
2691 iterators. Handle collapsed OMP_FOR loops. Adjust
2692 for struct omp_for_data changes. If libgomp function doesn't return
2693 boolean_type_node, add comparison of the return value with 0.
2694 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2695 pointer, unsigned and long long iterators. Adjust for struct
2696 omp_for_data changes.
2697 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2698 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2699 unsigned long long. Allocate loops array, pass it to
2700 extract_omp_for_data. For collapse > 1 loops use always
2701 expand_omp_for_generic.
2702 (omp_context): Add sfield_map and srecord_type fields.
2703 (is_task_ctx, lookup_sfield): New functions.
2704 (use_pointer_for_field): Use is_task_ctx helper. Change first
2705 argument's type from const_tree to tree. Clarify comment.
2706 In OMP_TASK disallow copy-in/out sharing.
2707 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2708 (install_var_field): Add mask argument. Populate both record_type
2709 and srecord_type if needed.
2710 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2712 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2713 and DECL_FIELD_OFFSET.
2714 (scan_sharing_clauses): Adjust install_var_field callers. For
2715 firstprivate clauses on explicit tasks allocate the var by value in
2716 record_type unconditionally, rather than by reference.
2717 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2718 Use is_taskreg_ctx instead of is_parallel_ctx.
2719 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2720 (create_omp_child_function_name): Add task_copy argument, use
2721 *_omp_cpyfn* names if it is true.
2722 (create_omp_child_function): Add task_copy argument, if true create
2723 *_omp_cpyfn* helper function.
2724 (scan_omp_parallel): Adjust create_omp_child_function callers.
2725 Rename parallel_nesting_level to taskreg_nesting_level.
2726 (scan_omp_task): New function.
2727 (lower_rec_input_clauses): Don't run constructors for firstprivate
2728 explicit task vars which are initialized by *_omp_cpyfn*.
2729 Pass outer var ref to omp_clause_default_ctor hook if
2730 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2731 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2732 OMP_CLAUSE_REDUCTION_INIT.
2733 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2734 avoid duplicate setting of fields. Handle
2735 OMP_CLAUSE_PRIVATE_OUTER_REF.
2736 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2737 copy-out if TREE_READONLY, only copy-in.
2738 (expand_task_copyfn): New function.
2739 (expand_task_call): New function.
2740 (struct omp_taskcopy_context): New type.
2741 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2743 (lower_omp_parallel): Rename to...
2744 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2745 Call create_task_copyfn if srecord_type is needed. Adjust
2747 (task_shared_vars): New variable.
2748 (check_omp_nesting_restrictions): Warn if work-sharing,
2749 barrier, master or ordered region is closely nested inside OMP_TASK.
2750 Add warnings for barrier if closely nested inside of work-sharing,
2751 ordered, or master region.
2752 (scan_omp_1): Call check_omp_nesting_restrictions even for
2753 GOMP_barrier calls. Rename parallel_nesting_level to
2754 taskreg_nesting_level. Handle OMP_TASK.
2755 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2756 work-sharing construct, continue looking for them on parent parallel
2758 (lower_omp_for_lastprivate): Add lastprivate clauses
2759 to the beginning of dlist rather than end. Adjust for struct
2760 omp_for_data changes.
2761 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2762 not after it. Handle collapsed OMP_FOR loops, adjust for
2763 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2764 (get_ws_args_for): Adjust extract_omp_for_data caller.
2765 (scan_omp_for): Handle collapsed OMP_FOR
2766 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2767 (lower_omp_single_simple): If libgomp function doesn't return
2768 boolean_type_node, add comparison of the return value with 0.
2769 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2770 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2771 (parallel_nesting_level): Rename to...
2772 (taskreg_nesting_level): ... this.
2773 (is_taskreg_ctx): New function.
2774 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2776 (execute_lower_omp): Rename parallel_nesting_level to
2777 taskreg_nesting_level.
2778 (expand_omp_parallel): Rename to...
2779 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2780 Call omp_task_call for OMP_TASK regions.
2781 (expand_omp): Adjust caller, handle OMP_TASK.
2782 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2784 * bitmap.c (bitmap_default_obstack_depth): New variable.
2785 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2786 if argument is NULL and bitmap_default_obstack is already initialized.
2787 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2789 * matrix-reorg.c (matrix_reorg): Likewise.
2791 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2793 * config/i386/i386.md (*indirect_jump): Macroize using P
2794 mode iterator. Remove !TARGET_64BIT from insn constraints.
2795 (*tablejump_1): Ditto.
2796 (*indirect_jump_rex64): Remove insn pattern.
2797 (*tablejump_1_rex64): Ditto.
2798 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2799 and eh_return_si insn patterns.
2801 2008-06-06 Richard Guenther <rguenther@suse.de>
2803 * tree-ssa-structalias.c (merge_smts_into): Remove.
2804 (find_what_p_points_to): Do not bother to compute the
2805 points-to set for pt_anything pointers.
2806 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2807 for pt_anything pointers is ok.
2809 2008-06-06 Jan Hubicka <jh@suse.cz>
2811 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2813 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2815 * cgraph.c: Fix typos in comments.
2816 (cgraph_availability_names): Fix string typo.
2817 * fold-const.c: Fix typos in comments.
2818 (fold_binary): Fix typo in warning.
2819 * genautomata.c: Fix typos in comments.
2820 (check_presence_pattern_sets): Fix typo in local variable.
2821 (output_description): Fix typo in output.
2822 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2823 * hwint.h: Likewise.
2824 * matrix-reorg.c (check_allocation_function): Likewise.
2825 * omega.c (smooth_weird_equations): Likewise.
2826 * auto-inc-dec.c: Fix typos in comments.
2827 * bb-reorder.c: Likewise.
2828 * builtins.c: Likewise.
2829 * c-common.c: Likewise.
2830 * c-cppbuiltin.c: Likewise.
2831 * c-parser.c: Likewise.
2832 * c-pretty-print.c: Likewise.
2833 * cfgcleanup.c: Likewise.
2834 * cfgexpand.c: Likewise.
2835 * cfghooks.c: Likewise.
2836 * cfglayout.c: Likewise.
2837 * cfgloopmanip.c: Likewise.
2838 * cgraphunit.c: Likewise.
2839 * coverage.c: Likewise.
2840 * dbxout.c: Likewise.
2841 * df-byte-scan.c: Likewise.
2842 * df-core.c: Likewise.
2843 * df-problems.c: Likewise.
2844 * df-scan.c: Likewise.
2846 * dominance.c: Likewise.
2847 * domwalk.c: Likewise.
2849 * dwarf2out.c: Likewise.
2850 * emit-rtl.c: Likewise.
2851 * et-forest.c: Likewise.
2852 * function.c: Likewise.
2853 * function.h: Likewise.
2855 * gcov-io.c: Likewise.
2858 * genattrtab.c: Likewise.
2859 * ggc-page.c: Likewise.
2860 * gimplify.c: Likewise.
2861 * gthr-lynx.h: Likewise.
2862 * haifa-sched.c: Likewise.
2863 * ipa-cp.c: Likewise.
2864 * ipa-inline.c: Likewise.
2865 * ipa-prop.h: Likewise.
2866 * ipa-pure-const.c: Likewise.
2867 * ipa-struct-reorg.c: Likewise.
2868 * ipa-struct-reorg.h: Likewise.
2869 * ipa-type-escape.c: Likewise.
2871 * loop-doloop.c: Likewise.
2872 * mips-tfile.c: Likewise.
2873 * mkmap-flat.awk: Likewise.
2874 * mkmap-symver.awk: Likewise.
2875 * modulo-sched.c: Likewise.
2876 * omp-low.c: Likewise.
2877 * optabs.c: Likewise.
2878 * optabs.h: Likewise.
2880 * passes.c: Likewise.
2881 * postreload-gcse.c: Likewise.
2882 * postreload.c: Likewise.
2883 * predict.c: Likewise.
2884 * pretty-print.h: Likewise.
2885 * profile.c: Likewise.
2886 * protoize.c: Likewise.
2887 * ra-conflict.c: Likewise.
2889 * recog.c: Likewise.
2890 * regclass.c: Likewise.
2892 * reload.c: Likewise.
2893 * rtl-error.c: Likewise.
2894 * rtlanal.c: Likewise.
2896 * sched-rgn.c: Likewise.
2899 * target.h: Likewise.
2900 * tree-dfa.c: Likewise.
2901 * tree-eh.c: Likewise.
2902 * tree-flow-inline.h: Likewise.
2903 * tree-inline.c: Likewise.
2904 * tree-into-ssa.c: Likewise.
2905 * tree-loop-distribution.c: Likewise.
2906 * tree-nested.c: Likewise.
2907 * tree-parloops.c: Likewise.
2908 * tree-pass.h: Likewise.
2909 * tree-pretty-print.c: Likewise.
2910 * tree-profile.c: Likewise.
2911 * tree-scalar-evolution.c: Likewise.
2912 * tree-sra.c: Likewise.
2913 * tree-ssa-alias-warnings.c: Likewise.
2914 * tree-ssa-ccp.c: Likewise.
2915 * tree-ssa-coalesce.c: Likewise.
2916 * tree-ssa-dom.c: Likewise.
2917 * tree-ssa-dse.c: Likewise.
2918 * tree-ssa-forwprop.c: Likewise.
2919 * tree-ssa-live.c: Likewise.
2920 * tree-ssa-live.h: Likewise.
2921 * tree-ssa-loop-im.c: Likewise.
2922 * tree-ssa-loop-ivopts.c: Likewise.
2923 * tree-ssa-loop-niter.c: Likewise.
2924 * tree-ssa-loop-prefetch.c: Likewise.
2925 * tree-ssa-phiopt.c: Likewise.
2926 * tree-ssa-phiprop.c: Likewise.
2927 * tree-ssa-sccvn.c: Likewise.
2928 * tree-ssa-ter.c: Likewise.
2929 * tree-ssa-threadupdate.c: Likewise.
2930 * tree-ssa.c: Likewise.
2931 * tree-vect-analyze.c: Likewise.
2932 * tree-vect-transform.c: Likewise.
2933 * tree-vectorizer.c: Likewise.
2934 * tree-vn.c: Likewise.
2935 * tree-vrp.c: Likewise.
2937 * tree.def: Likewise.
2939 * unwind-dw2-fde.c: Likewise.
2940 * unwind.inc: Likewise.
2941 * value-prof.c: Likewise.
2942 * vmsdbgout.c: Likewise.
2944 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2946 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2947 always place FP constants in the TOC for TARGET_POWERPC64.
2948 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2950 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2952 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2953 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2954 enable for TARGET_E500_DOUBLE.
2955 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2956 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2957 floating-point modes like integer modes for E500 double.
2958 (rs6000_legitimate_offset_address_p): Likewise.
2959 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2960 addressing for DDmode for E500 double.
2961 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2962 modes as using 64-bits of registers for E500 double.
2963 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2964 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2965 specially for E500 double.
2966 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2967 TDmode for E500 double.
2968 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2969 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2970 (rs6000_split_multireg_move): Do not handle TDmode specially for
2972 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2973 using 64-bit registers for E500 double.
2974 (emit_frame_save): Do not handle DDmode specially for E500 double.
2975 (gen_frame_mem_offset): Likewise.
2976 (rs6000_function_value): Do not call spe_build_register_parallel
2977 for DDmode or TDmode.
2978 (rs6000_libcall_value): Likewise.
2979 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2980 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2983 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2985 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2988 2008-06-04 Junjie Gu <jgu@tensilica.com>
2990 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2991 comparison for frame pointers.
2993 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2996 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2998 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3001 * builtins.c (expand_builtin_signbit): Don't take lowpart when
3002 register is already smaller or equal to required mode.
3004 2008-06-04 Xinliang David Li <davidxl@google.com>
3006 * tree-call-cdce.c: New file.
3007 (cond_dead_built_in_calls): New static variable.
3008 (input_domain): New struct.
3009 (check_pow): New function.
3010 (check_builtin_call): Ditto.
3011 (check_target_format): Ditto.
3012 (is_call_dce_candidate): Ditto.
3013 (gen_one_condition): Ditto.
3014 (gen_conditions_for_domain): Ditto.
3015 (get_domain): Ditto.
3016 (gen_conditions_for_pow_cst_base): Ditto.
3017 (gen_conditions_for_pow_int_base): Ditto.
3018 (gen_conditions_for_pow): Ditto.
3019 (get_no_error_domain): Ditto.
3020 (gen_shrink_wrap_conditions): Ditto.
3021 (shrink_wrap_one_built_in_call): Ditto.
3022 (shink_wrap_conditional_dead_built_in_calls): Ditto.
3023 (tree_call_cdce): Ditto.
3024 (gate_call_cdce): Ditto.
3025 (pass_call_cdce): New gimple pass.
3026 * passes.c: (init_optimization_passes): New pass.
3027 * tree-pass.h: New pass declaration.
3028 * opts.c (decode_options): New flag setting.
3029 * common.opt: Add -ftree-builtin-call-dce flag.
3030 * Makefile.in: Add new source file.
3031 * tempvar.def: New tv_id.
3032 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
3034 2008-06-04 Richard Guenther <rguenther@suse.de>
3036 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3037 (is_call_clobbered): Always check var_ann->call_clobbered.
3038 (mark_call_clobbered): Always set var_ann->call_clobbered.
3039 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3040 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3041 (reset_alias_info): Clear call clobbering info on MTAGs and
3043 (set_pt_anything): Set pt_global_mem.
3044 (create_tag_raw): Adjust comment.
3045 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3047 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3048 Maxim Kuvyrkov <maxim@codesourcery.com>
3050 * config/m68k/m68k.opt (mxgot): New option.
3051 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
3052 (m68k_output_addr_const_extra): New.
3053 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
3054 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
3055 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
3056 * doc/invoke.texi (M680x0 Options): Document -mxgot.
3058 2008-06-04 Richard Guenther <rguenther@suse.de>
3060 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
3061 negative or non-representable offsets.
3063 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3065 * config/i386/i386.c (ix86_gen_leave): New.
3066 (ix86_gen_pop1): Likewise.
3067 (ix86_gen_add3): Likewise.
3068 (ix86_gen_sub3): Likewise.
3069 (ix86_gen_sub3_carry): Likewise.
3070 (ix86_gen_one_cmpl2): Likewise.
3071 (ix86_gen_monitor): Likewise.
3072 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
3073 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
3074 ix86_gen_one_cmpl2 and ix86_gen_monitor.
3075 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
3076 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
3077 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
3078 (ix86_expand_epilogue): Updated.
3079 (print_operand): Handle integer register operand for 'z'.
3080 (ix86_expand_strlensi_unroll_1): Likewise.
3081 (ix86_expand_strlen): Likewise.
3082 (ix86_expand_builtin): Likewise.
3083 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
3084 mov{q}/mov{l} and add{q}/add{l}.
3086 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3088 * config/i386/i386.md (P): New mode iterator.
3089 (SFmode push_operand splitter): Macroize DImode and SImode pushes
3090 using P mode iterator.
3091 (DFmode push_operand splitter): Ditto.
3092 (XFmode push_operand splitter): Ditto.
3093 (DFmode float_extend SFmode push_operand splitter): Ditto.
3094 (XFmode float_extend SFmode push_operand splitter): Do not generate
3095 SImode pushes for 64bit target. Macroize Dimode and SImode
3096 pushes using P mode iterator.
3097 (XFmode float_extend DFmode push_operand splitter): Ditto.
3099 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3101 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
3102 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
3103 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
3105 (ix86_call_abi_override): Remove check for call_used_regs.
3107 2008-06-03 Richard Guenther <rguenther@suse.de>
3109 * tree-ssa-structalias.c (find_func_aliases): Add constraints
3110 for the lhs of calls if the return type contains pointers.
3112 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3114 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
3115 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
3116 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
3117 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
3118 of cfun and DEFAULT_ABI to deceide abi mode.
3120 (REG_PARM_STACK_SPACE): Removed.
3121 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
3122 (STACK_BOUNDARY): Use default target to deceide stack boundary.
3123 * config/i386/i386-protos.h (ix86_cfun_abi): New.
3124 (ix86_function_abi): Likewise.
3125 (ix86_function_type_abi): Likewise.
3126 (ix86_call_abi_override): Likewise.
3127 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
3128 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
3129 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
3130 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
3132 (X86_64_REGPARM_MAX): New.
3133 (X86_64_SSE_REGPARM_MAX): New.
3134 (X64_REGPARM_MAX): New.
3135 (X64_SSE_REGPARM_MAX): New.
3136 (X86_32_REGPARM_MAX): New.
3137 (X86_32_SSE_REGPARM_MAX): New.
3138 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3139 (ix86_function_regparm): Handle user calling abi.
3140 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3141 by DEFAULT_ABI versus SYSV_ABI check.
3142 (ix86_reg_parm_stack_space): New.
3143 (ix86_function_type_abi): New.
3144 (ix86_call_abi_override): New.
3145 (ix86_function_abi): New.
3146 (ix86_cfun_abi): New.
3147 (init_cumulative_args): Call abi specific initialization.
3148 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3149 (function_arg_64): Extend SSE_REGPARM_MAX check.
3150 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3151 (ix86_pass_by_reference): Likewise.
3152 (ix86_function_value_regno_p): Likewise.
3153 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3154 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3155 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3156 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3157 (setup_incoming_varargs_64): Adjust regparm for call abi.
3158 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3159 (ix86_va_start): Likewise.
3160 (ix86_gimplify_va_arg): Likewise.
3161 (ix86_expand_prologue): Likewise.
3162 (output_pic_addr_const): Likewise.
3163 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3164 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
3165 (x86_output_mi_thunk): Likewise.
3166 (x86_function_profiler): Likewise.
3167 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
3168 (SYSV_ABI, MS_ABI): New constants.
3170 (init_regs): Add prototype of function in regclass.c file.
3171 (OVERRIDE_ABI_FORMAT): New.
3172 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
3173 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
3174 (OUTGOING_REG_PARM_STACK_SPACE): New.
3175 (ix86_reg_parm_stack_space): New prototype.
3176 (CUMULATIVE_ARGS): Add call_abi member.
3177 (machine_function): Add call_abi member.
3178 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
3179 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
3181 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
3184 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
3185 (avr_builtin_setjmp_frame_value): New function.
3186 * config/avr/avr.md (nonlocal_goto_receiver): Define.
3187 (nonlocal_goto): Define.
3189 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
3191 * config/mips/mips.c (mips_emit_loadgp): Return early if
3192 there is nothing do to, otherwise emit a blockage if
3193 !TARGET_EXPLICIT_RELOCS || crtl->profile.
3194 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
3196 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3198 * configure.ac: Drop unneeded backslash ending up in config.in.
3199 * acinclude.m4: Likewise.
3200 * config.in: Regenerate.
3202 2008-05-26 Jan Hubicka <jh@suse.cz>
3204 * predict.c (maybe_hot_frequency_p): Break out of...
3205 (maybe_hot_bb_p): ... here.
3206 (maybe_hot_edge_p): New.
3207 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
3208 * basic-block.h (maybe_hot_edge_p): Declare.
3210 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3212 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
3213 (*cmpfp_<mode>_cc): Ditto.
3214 (*fp_jcc_8<mode>_387): Ditto.
3215 (*fop_<MODEF:mode>_2_i387): Ditto.
3216 (*fop_<MODEF:mode>_3_i387): Ditto.
3217 (*fop_xf_2_i387): Ditto.
3218 (*fop_xf_3_i387): Ditto.
3220 2008-06-02 Tomas Bily <tbily@suse.cz>
3222 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
3224 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3226 * config/mips/mips.c (mips_valid_offset_p): New function.
3227 (mips_valid_lo_sum_p): Likewise.
3228 (mips_classify_address): Use them.
3229 (mips_force_address): New function.
3230 (mips_legitimize_address): Use it.
3231 * config/mips/mips.md (MOVE128): New mode iterator.
3232 (movtf): Require TARGET_64BIT. Remove empty strings.
3233 (*movtf_internal): Rename to...
3234 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
3235 of "R" and use {,fp}{load,store} attributes instead of "multi".
3236 Use a separate define_split.
3237 (*movtf_mips16): New pattern.
3239 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3241 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
3242 * config/mips/mips.c (mips_expand_before_return): New function.
3243 (mips_expand_epilogue): Call it.
3244 * config/mips/mips.md (return): Turn into a define_expand.
3245 (*return): New insn.
3247 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3249 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
3250 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
3251 functions. Do not emit uses and clobbers of CONCATs; individually
3252 use and clobber their operands.
3253 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
3254 gen_clobber, emit_use and gen_use.
3255 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
3256 (expand_builtin_return): Likewise.
3257 * cfgbuild.c (count_basic_blocks): Likewise.
3258 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3259 * explow.c (emit_stack_restore): Likewise.
3260 * expmed.c (extract_bit_field_1): Likewise.
3261 * expr.c (convert_move, emit_move_complex_parts): Likewise.
3262 (emit_move_multi_word, store_constructor): Likewise.
3263 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
3264 (thread_prologue_and_epilogue_insns): Likewise.
3265 * lower-subreg.c (resolve_simple_move): Likewise.
3266 * optabs.c (widen_operand, expand_binop): Likewise.
3267 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
3268 * reload.c (find_reloads): Likewise.
3269 * reload1.c (eliminate_regs_in_insn): Likewise.
3270 * stmt.c (expand_nl_goto_receiver): Likewise.
3271 * config/alpha/alpha.md (builtin_longjmp): Likewise.
3272 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3273 * config/arm/arm.c (arm_load_pic_register): Likewise.
3274 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3275 * config/arm/arm.md (untyped_return): Likewise.
3276 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3277 * config/avr/avr.c (expand_prologue): Likewise.
3278 * config/bfin/bfin.c (do_unlink): Likewise.
3279 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3280 * config/cris/cris.c (cris_expand_prologue): Likewise.
3281 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3282 (machopic_legitimize_pic_address): Likewise.
3283 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3284 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3285 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3286 (ix86_expand_convert_uns_didf_sse): Likewise.
3287 (ix86_expand_vector_init_general): Likewise.
3288 * config/ia64/ia64.md (eh_epilogue): Likewise.
3289 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3290 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3291 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3292 (config/iq2000/iq2000.c): Likewise.
3293 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3294 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3295 (builtin_longjmp): Likewise.
3296 * config/mn10300/mn10300.md (call, call_value): Likewise.
3297 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3298 * config/pdp11/pdp11.md (abshi2): Likewise.
3299 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3300 * config/s390/s390.c (s390_emit_prologue): Likewise.
3301 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3302 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3303 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3304 * config/sh/sh.c (prepare_move_operands): Likewise.
3305 (output_stack_adjust, sh_expand_epilogue): Likewise.
3306 (sh_set_return_address, sh_expand_t_scc): Likewise.
3307 * config/sparc/sparc.c (load_pic_register): Likewise.
3308 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3309 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3310 * config/v850/v850.c (expand_epilogue): Likewise.
3312 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3314 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3315 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3316 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3317 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3318 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3319 stack pointer register.
3320 (output_movhi): Remove code for interrupt specific writing to the
3321 stack pointer register.
3323 2008-05-31 Richard Guenther <rguenther@suse.de>
3325 PR tree-optimization/34244
3326 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3327 (tree_expr_nonzero_warnv_p): Likewise.
3328 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3329 ssa_name_nonnegative_p.
3330 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3331 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3332 not tree_expr_nonzero_warnv_p.
3334 PR tree-optimization/36262
3336 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3338 PR tree-optimization/34244
3339 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3340 (record_numbers_of_iterations): New function.
3341 (execute_vrp): Cache the numbers of iterations of loops.
3342 * tree-scalar-evolution.c (scev_reset_except_niters):
3344 (scev_reset): Use scev_reset_except_niters.
3345 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3347 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3349 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3350 __WORKAROUND_RETS when appropriate.
3352 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3354 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3355 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3357 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3358 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3359 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3360 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3361 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3362 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3363 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3364 *fop_df_1_sse insn patterns using MODEF mode iterator.
3365 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3366 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3367 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3368 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3369 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3370 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3371 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3372 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3373 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3374 (*fop_xf_5_i387): Ditto.
3375 (*fop_xf_6_i387): Ditto.
3377 2008-05-30 Richard Guenther <rguenther@suse.de>
3379 * builtins.c (build_string_literal): Avoid generating
3380 a non-gimple_val result.
3382 2008-05-30 DJ Delorie <dj@redhat.com>
3384 * exec-tool.in: Use an environment variable (private) instead of a
3385 file (shared) as a semaphore, so as to not break parallel builds.
3387 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3389 * optabs.c (maybe_encapsulate_block): Remove.
3390 (emit_libcall_block): Adjust accordingly.
3391 * optabs.h (maybe_encapsulate_block): Remove prototype.
3393 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3394 Don't use maybe_encapsulate_block.
3396 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3398 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3399 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3400 rtx is a SYMBOL_REF before calling get_pool_constant.
3402 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3404 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3406 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3408 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3409 rather than OS names to choose INO_T_EQ definition.
3410 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3411 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3413 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3416 * config/darwin-f.c: New.
3417 * config/t-darwin: Added rule to build darwin-f.o.
3418 * config.gcc: Defined new variable, fortran_target_objs.
3419 (*-*-darwin*): Set fortran_target_objs.
3420 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3421 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3422 * configure: Regenerated.
3424 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3427 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3428 canonical type if needed.
3430 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3432 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3434 2008-05-29 Richard Guenther <rguenther@suse.de>
3436 PR tree-optimization/36343
3437 PR tree-optimization/36346
3438 PR tree-optimization/36347
3439 * tree-flow.h (clobber_what_p_points_to): Declare.
3440 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3441 pointed-to variable is dereferenced is irrelevant to whether
3442 the pointer can access the pointed-to variable.
3443 (clobber_what_p_points_to): New function.
3444 * tree-ssa-alias.c (set_initial_properties): Use it.
3445 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3446 call clobber check for NMTs.
3448 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3450 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
3451 for printing gcov_type.
3453 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3455 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
3456 and the eh region information.
3457 * value-prof.c (gimple_move_stmt_histograms): New function.
3458 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
3460 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
3462 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
3464 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3466 * value-prof.c (tree_ic_transform): Print counts.
3467 * tree-profile.c (tree_gen_ic_func_profiler):
3468 Clear __gcov_indreict_call_callee variable to avoid misattribution
3471 2008-05-28 Rafael Espindola <espindola@google.com>
3473 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3476 2008-05-28 Richard Guenther <rguenther@suse.de>
3478 PR tree-optimization/36339
3479 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3480 and clobbering code out of the loop.
3482 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3484 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3487 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3488 s390_contiguous_bitmask_p, s390_symref_operand_p,
3489 s390_check_symref_alignment, s390_reload_larl_operand,
3490 s390_reload_symref_address): New functions.
3491 (s390_branch_condition_mnemonic): Support compare and branch
3493 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3494 and 'W' constraints.
3495 (s390_secondary_reload): Add secondary reloads for unaligned
3496 symbol refs or symbol refs to floating point or QI/TI mode
3498 (legitimate_address_p): Accept symbol references as addresses.
3499 (s390_expand_insv): Use rotate and insert selected bits
3500 instruction for insv when building for z10.
3501 (print_operand_address): Handle symbol ref addresses.
3502 (print_operand): Output modifier 'c' added for signed byte values.
3503 (s390_encode_section_info): Mark symbol refs with
3504 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3506 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3507 (length attribute): RRF, RRR have 4 byte length.
3508 (FPALL, INTALL): New mode iterators added.
3509 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3510 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3511 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3512 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3513 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3514 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3515 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3516 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3518 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3519 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3520 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3521 reload<INTALL:mode><P:mode>_toreg_z10,
3522 reload<FPALL:mode><P:mode>_tomem_z10,
3523 reload<FPALL:mode><P:mode>_toreg_z10,
3524 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3525 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3526 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3527 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3529 (movmem, clrmem, cmpmem): New splitters added.
3531 * config/s390/predicates.md (larl_operand): Use
3532 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3533 SYMBOL_REF_ALIGN1_P.
3534 (s390_signed_integer_comparison,
3535 s390_unsigned_integer_comparison): New predicates.
3537 * config/s390/s390-protos.h (s390_check_symref_alignment,
3538 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3539 s390_reload_symref_address,
3540 s390_compare_and_branch_condition_mask): Prototypes added.
3542 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3543 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3544 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3546 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3548 * config/s390/s390.c (z10_cost): New cost function for z10.
3549 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3550 (s390_issue_rate): Adjust issue rate for z10.
3551 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3552 (processor_flags): Add PF_Z10.
3553 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3554 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3555 * gcc/config.gcc: Add z10.
3557 2008-05-28 Richard Guenther <rguenther@suse.de>
3559 PR tree-optimization/36291
3560 * tree-flow. h (struct gimple_df): Remove var_anns member.
3561 * tree-flow-inline.h (gimple_var_anns): Remove.
3562 (var_ann): Simplify.
3563 * tree-dfa.c (create_var_ann): Simplify.
3564 (remove_referenced_var): Clear alias info from var_anns of globals.
3565 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3566 (delete_tree_ssa): Clear alias info from var_anns of globals.
3567 Do not free var_anns.
3568 (var_ann_eq): Remove.
3569 (var_ann_hash): Likewise.
3571 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3573 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3574 and loongson2f entries.
3575 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3576 * config/mips/mips.h (processor_type): Add Loongson-2E
3577 and Loongson-2F entries.
3578 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3579 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3580 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3581 * doc/invoke.texi (MIPS Options): Document loongson2e
3582 and loongson2f processor names.
3584 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3588 * config/i386/i386.c (ix86_function_arg_boundary): Use
3589 alignment of canonical type.
3590 (ix86_expand_vector_move): Check unaligned memory access for
3593 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3595 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3596 Moved to the front of file.
3598 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3599 H.J. Lu <hongjiu.lu@intel.com>
3601 * dwarf2out.c (current_fde): New.
3603 (lookup_cfa:): Likewise.
3604 (dwarf2out_end_epilogue): Likewise.
3605 (dwarf2out_note_section_used): Likewise.
3607 2008-05-27 Michael Matz <matz@suse.de>
3610 * c.opt (Wenum-compare): New warning option.
3611 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3613 2008-05-27 Michael Matz <matz@suse.de>
3616 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3618 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3619 into memory as tail calls.
3621 2008-05-27 Richard Guenther <rguenther@suse.de>
3623 PR tree-optimization/36339
3624 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3625 pointers cause all addressable variables to be call clobbered.
3627 2008-05-27 Richard Guenther <rguenther@suse.de>
3629 PR tree-optimization/36245
3630 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3632 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3634 * config/s390/s390.md: Replace all occurences of the 'm'
3635 constraint with 'RT'.
3637 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3639 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3641 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3643 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3644 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3645 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3647 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3649 * reload.c: (find_reloads): Skip alternatives according to the
3650 "enabled" attribute. Constify the constraint variable.
3651 * recog.c (get_attr_enabled): Add default implementation.
3652 (extract_insn): Set the alternative_enabled_p array
3653 in the recog_data struct.
3654 (preprocess_constraints, constrain_operands): Skip
3655 alternatives according to the "enabled" attribute
3656 * recog.h (struct recog_data): New field alternative_enabled_p.
3657 (skip_alternative): New inline function.
3658 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3659 (record_reg_classes): Skip alternative according to the
3660 "enabled" attribute.
3662 * doc/md.texi: Add documention for the "enabled" attribute.
3664 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3666 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3667 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3668 constraint with TARGET_MEM_CONSTRAINT.
3669 * recog.c (asm_operand_ok, preprocess_constraints,
3670 constrain_operands): Likewise.
3671 * regclass.c (record_reg_classes): Likewise.
3672 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3673 * reload1.c (maybe_fix_stack_asms): Likewise.
3674 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3675 * recog.h: Adjust comment.
3676 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3677 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3678 * doc/md.texi: Add a note to description of 'm' constraint.
3679 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3681 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3683 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3684 that the bitfield is of integral type before testing its precision.
3686 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3687 Sa Liu <saliu@de.ibm.com>
3689 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3690 __modti3, __udivti3, __umodti3 and __udivmodti4.
3691 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3692 that implement TImode mul and div functions.
3693 * config/spu/multi3.c: New. Implement __multi3.
3694 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3695 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3698 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3700 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3701 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3702 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3703 tls_sysv_suffix): New mode and mode attribute iterators.
3704 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3705 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3706 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3707 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3708 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3711 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3713 PR tree-optimization/36329
3714 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3715 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3716 * cgraphbuild.c (initialize_inline_failed): Use the latter
3717 macro in lieu of the former.
3718 * ipa-inline.c (cgraph_mark_inline): Likewise.
3719 (cgraph_decide_inlining_of_small_function): Likewise.
3720 (cgraph_decide_inlining): Likewise.
3721 (cgraph_decide_inlining_incrementally): Likewise.
3723 2008-05-26 Tristan Gingold <gingold@adacore.com>
3724 Anatoly Sokolov <aesok@post.ru>
3726 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3727 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3728 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3729 optimization for 'avr6' architecture.
3731 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3734 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3736 2008-05-26 Richard Guenther <rguenther@suse.de>
3738 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3739 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3741 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3744 * caller-save.c (insert_restore): Verify alignment of spill space.
3745 (insert_save): Likewise.
3746 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3747 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3748 (STACK_SLOT_ALIGNMENT): Likewise.
3749 * function.c (LOCAL_ALIGNMENT): Removed.
3750 (get_stack_local_alignment): New.
3751 (assign_stack_local): Use it. Set alignment on stack slot.
3752 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3753 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3754 (STACK_SLOT_ALIGNMENT): New.
3755 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3756 stack slot in XFmode.
3758 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3760 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3763 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3764 argument operand in rax isn't removed.
3766 2008-05-26 Richard Guenther <rguenther@suse.de>
3769 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3770 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3772 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3775 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3777 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3779 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3780 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3782 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3784 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3785 build a trampoline if we don't want one.
3786 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3787 return zero for nested functions if we don't want a trampoline.
3789 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3791 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3793 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3796 * c.opt: Removed undocumented option '-lang-fortran'.
3797 * c-common.h: Removed global variable 'lang_fortran'.
3798 * c-opts.c (c_common_handle_option): Removed code to handle
3799 option '-lang-fortran'. Updated includes.
3800 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3801 definition of '__GFORTRAN__'.
3802 (define__GNUC__): Reimplemented to use BASEVER and
3803 cpp_define_formatted.
3804 (builtin_define_with_value_n): Removed.
3805 * c-incpath.h: Renamed to ...
3806 * incpath.h: ... this.
3807 * c-incpath.c: Renamed to ...
3808 * incpath.c: ... this. Updated includes.
3809 * fix-header.c: Updated includes.
3810 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3811 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3812 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3814 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3816 * tree.h: Update the table of flags used on tree nodes.
3817 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3818 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3819 (FORCED_LABEL): Add access check.
3820 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3821 (ASM_INPUT_P): Likewise.
3822 (ASM_VOLATILE_P): Likewise.
3823 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3824 (OMP_SECTION_LAST): Access private_flag directly.
3825 (OMP_RETURN_NOWAIT): Likewise.
3826 (OMP_PARALLEL_COMBINED): Likewise.
3827 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3828 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3829 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3830 deprecated_flag directly.
3832 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3834 * final.c (frame_pointer_needed): Removed.
3835 * flags.h (frame_pointer_needed): Likewise.
3837 * function.h (rtl_data): Add frame_pointer_needed.
3838 (frame_pointer_needed): New.
3840 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3842 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3844 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3846 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3849 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3851 * c-common.c (strip_array_types): Move function to..
3853 (get_inner_array_type): Delete.
3854 * c-common.h (strip_array_types): Move declaration to..
3856 (get_inner_array_type): Delete.
3857 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3858 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3859 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3860 * config/pa/pa.c (emit_move_sequence): Likewise.
3862 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3864 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3867 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3869 * function.c: Include target hook for nonlocal_goto frame value.
3871 2008-05-24 Richard Guenther <rguenther@suse.de>
3873 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3874 variable can be only accessed through a pointer or a union.
3876 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3878 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3879 * doc/extend.texi: Likewise.
3881 2008-05-23 DJ Delorie <dj@redhat.com>
3883 * config/m32c/jump.md (untyped_call): Add.
3885 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3887 (m32c_address_cost): Detail costs for indirect offsets.
3889 2008-05-23 Rafael Espindola <espindola@google.com>
3891 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3892 if a node is a SUBREG.
3893 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3896 2008-05-23 Paul Brook <paul@codesourcery.com>
3897 Carlos O'Donell <carlos@codesourcery.com>
3899 * doc/extend.texi: Clarify use of __attribute__((naked)).
3900 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3901 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3902 * function.c (use_register_for_decl): Use
3903 targetm.calls.allocate_stack_slots_for_args.
3904 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3905 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3906 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3908 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3910 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3912 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3914 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3915 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3916 is only rounded once.
3918 2008-05-23 Richard Guenther <rguenther@suse.de>
3920 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3922 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3923 Jakub Jelinek <jakub@redhat.com>
3926 * configure.ac: Handle --enable-cld.
3927 * configure: Regenerated.
3928 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3929 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3930 (ix86_current_function_needs_cld): New define.
3931 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3932 (cld): New isns pattern.
3933 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3934 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3935 * config/i386/i386.opt (mcld): New option.
3936 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3937 TARGET_CLD and ix86_current_function_needs_cld.
3938 (override_options): Use -mcld by default for 32-bit code if
3941 * doc/install.texi (Options specification): Document --enable-cld.
3942 * doc/invoke.texi (Machine Dependent Options)
3943 [i386 and x86-64 Options]: Add -mcld option.
3944 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3946 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3947 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3948 (return_in_memory_64): Likewise.
3949 (return_in_memory_ms_64): Likewise.
3951 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3953 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3954 * builtins.c (fold_builtin_fpclassify): New.
3955 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3956 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3957 * c-common.c (handle_type_generic_attribute): Adjust to accept
3958 fixed arguments before an elipsis.
3959 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3960 * doc/extend.texi: Document __builtin_fpclassify.
3962 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3964 * omp-low.c (gate_expand_omp_ssa): Remove.
3965 (pass_expand_omp_ssa): Remove.
3966 (gate_expand_omp): Do not check for flag_openmp_ssa.
3967 * common.opt (-fopenmp-ssa): Remove.
3968 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3970 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3972 * config/sh/sh.opt (mfixed-range): New option.
3973 * config/sh/sh-protos.h (sh_fix_range): Declare.
3974 * config/sh/sh.c (sh_fix_range): New function.
3975 * config/sh/sh.h (sh_fixed_range_str): Declare.
3976 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3978 * doc/invoke.texi (SH Options): Document -mfixed-range.
3980 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3982 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3983 it before the redeclaration.
3985 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3987 * config/avr/avr.c (get_sequence_length): Add new function.
3988 (expand_prologue, expand_epilogue): Remove duplicate code.
3990 2008-05-22 Rafael Espindola <espindola@google.com>
3992 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3995 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3997 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3998 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
4000 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
4001 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
4002 (vect_update_misalignment_for_peel): Likewise.
4003 (vector_alignment_reachable_p): Likewise.
4004 * tree-vect-transform.c (vectorizable_load): Likewise.
4005 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4006 (get_vectype_for_scalar_type): Pass mode of scalar_type
4007 to UNITS_PER_SIMD_WORD.
4009 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
4010 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
4011 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4012 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4013 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4015 2008-05-22 Ira Rosen <irar@il.ibm.com>
4017 PR tree-optimization/36293
4018 * tree-vect-transform.c (vect_transform_strided_load): Don't check
4019 if the first load must be skipped because of a gap.
4021 2008-05-22 Richard Guenther <rguenther@suse.de>
4023 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
4024 more cases of offset disambiguation that is possible if
4025 strict-aliasing rules apply.
4026 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
4027 for basic offset and type-based disambiguation.
4029 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4031 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
4032 ix86_expand_vector_set on V16QImode for SSE4.1.
4034 2008-05-21 Tom Tromey <tromey@redhat.com>
4036 * c.opt (Wimport): Mark as undocumented.
4037 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4039 (Warning Options): Likewise.
4040 * doc/cppopts.texi: Don't mention -Wimport.
4042 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4044 PR tree-optimization/36287
4045 PR tree-optimization/36286
4046 * lambda-code.c (build_access_matrix): Do not use the loop->num
4047 for computing the number of induction variables: use the loop depth
4050 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
4053 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
4054 option -f(no-)leading-underscore.
4056 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4058 * config/i386/i386.c (ix86_expand_vector_init_general): Use
4059 GET_MODE_NUNITS (mode).
4061 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
4063 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4064 (-mmulhw): Add 464 to description.
4065 (-mdlmzb): Likewise.
4066 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
4067 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
4069 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
4070 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
4071 * config/rs6000/rs6000.md: Update comments for 464.
4073 2008-05-21 Janis Johnson <janis187@us.ibm.com>
4075 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
4077 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4079 * config/i386/sse.md (vec_extractv4sf): Removed.
4080 (vec_extractv2df): Likewise.
4081 (vec_extractv2di): Likewise.
4082 (vec_extractv4si): Likewise.
4083 (vec_extractv8hi): Likewise.
4084 (vec_extractv16qi): Likewise.
4085 (vec_extract<mode>): New.
4087 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4089 * config/i386/sse.md (vec_setv4sf): Removed.
4090 (vec_setv2df): Likewise.
4091 (vec_setv2di): Likewise.
4092 (vec_setv4si): Likewise.
4093 (vec_setv8hi): Likewise.
4094 (vec_setv16qi): Likewise.
4095 (vec_set<mode>): New.
4097 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4099 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
4100 goto for vec_concat and vec_interleave.
4102 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4104 * config/i386/sse.md (vec_initv4sf): Removed.
4105 (vec_initv2df): Likewise.
4106 (vec_initv2di): Likewise.
4107 (vec_initv4si): Likewise.
4108 (vec_initv8hi): Likewise.
4109 (vec_initv16qi): Likewise.
4110 (vec_init<mode>): New.
4112 2008-05-21 Joseph Myers <joseph@codesourcery.com>
4114 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
4116 2008-05-21 Tom Tromey <tromey@redhat.com>
4118 * ggc-zone.c (lookup_page_table_if_allocated): New function.
4119 (zone_find_object_offset): Likewise.
4120 (gt_ggc_m_S): Likewise.
4121 (highest_bit): Likewise.
4122 * ggc-page.c (gt_ggc_m_S): New function.
4123 * stringpool.c (string_stack): Remove.
4124 (init_stringpool): Update.
4125 (ggc_alloc_string): Use ggc_alloc.
4126 (maybe_delete_ident): New function.
4127 (ggc_purge_stringpool): Likewise.
4128 (gt_ggc_m_S): Remove.
4129 * ggc-common.c (ggc_protect_identifiers): New global.
4130 (ggc_mark_roots): Call ggc_purge_stringpool. Use
4131 ggc_protect_identifiers.
4132 * ggc.h (ggc_protect_identifiers): Declare.
4133 (gt_ggc_m_S): Update.
4134 (ggc_purge_stringpool): Declare.
4135 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
4136 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
4138 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4140 2008-05-21 David S. Miller <davem@davemloft.net>
4142 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4145 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4147 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4150 2008-05-20 David Daney <ddaney@avtrex.com>
4152 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4153 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4154 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4155 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4156 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4157 (atomic_hiqi_op): New define_code_iterator.
4158 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4159 mips_expand_compare_and_swap_12.
4160 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4161 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4162 (sync_<optab><mode>, sync_old_<optab><mode>,
4163 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4164 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
4165 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
4166 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
4167 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
4168 (test_and_set_12): New insn.
4169 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
4170 sync_new_<optab><mode>, sync_old_nand<mode>,
4171 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
4172 clobber to operand 0 for SI and DI mode insns.
4173 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
4174 mips_gen_fn_4): New typedefs.
4175 (mips_gen_fn_ptrs): Define new union type.
4176 (mips_expand_compare_and_swap_12): Remove declaration.
4177 (mips_expand_atomic_qihi): Declare function.
4178 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
4179 (mips_expand_atomic_qihi): ... this. Use new generator function
4181 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
4182 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
4183 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
4184 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
4185 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
4186 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
4187 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
4188 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
4189 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
4190 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
4193 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
4195 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
4198 2008-05-20 Anatoly Sokolov <aesok@post.ru>
4200 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
4201 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
4202 (avr_attribute_table): Add 'OS_main' function attribute.
4203 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
4204 functions with 'OS_main' attribute.
4206 2008-05-20 Richard Guenther <rguenther@suse.de>
4208 PR tree-optimization/35204
4209 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
4210 helper, split out from ...
4211 (DFS): ... here. Make the DFS walk non-recursive.
4213 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4214 Jan Sjodin <jan.sjodin@amd.com>
4216 PR tree-optimization/36181
4217 * tree-parloops.c (loop_has_vector_phi_nodes): New.
4218 (parallelize_loops): Don't parallelize when the loop has vector
4221 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4222 Sebastian Pop <sebastian.pop@amd.com>
4224 * tree-loop-linear.c (gather_interchange_stats): Look in the access
4225 matrix, and never look at the tree representation of the memory
4227 (linear_transform_loops): Computes parameters and access matrices.
4228 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
4230 (access_matrix_get_index_for_parameter): New.
4231 * tree-data-ref.h (struct access_matrix): New.
4232 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
4233 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
4234 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
4235 am_vector_index_for_loop): New.
4236 (struct data_reference): Add field access_matrix.
4237 (DR_ACCESS_MATRIX): New.
4238 (compute_data_dependences_for_loop): Update declaration.
4239 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
4240 * lambda.h (lambda_vector_vec_p): Declared.
4241 * lambda-code.c: Depend on pointer-set.h.
4242 (lambda_collect_parameters_from_af, lambda_collect_parameters,
4243 av_for_af_base, av_for_af, build_access_matrix,
4244 lambda_compute_access_matrices): New.
4245 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
4247 2008-05-20 Joseph Myers <joseph@codesourcery.com>
4249 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
4252 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4253 Sebastian Pop <sebastian.pop@amd.com>
4255 PR tree-optimization/36206
4256 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
4258 (instantiate_scev_1): Rename flags to fold_conversions.
4259 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
4260 outeside instantiation_loop.
4261 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
4262 (evolution_function_is_affine_or_constant_p): Removed.
4263 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
4265 (analyze_siv_subscript): Pass in the loop nest number.
4266 Call evolution_function_is_affine_in_loop instead of
4267 evolution_function_is_affine_p.
4268 (analyze_overlapping_iterations): Pass in the loop nest number.
4270 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4271 Sebastian Pop <sebastian.pop@amd.com>
4273 PR tree-optimization/36206
4274 * tree-chrec.h (chrec_fold_op): New.
4275 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4278 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4280 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4282 (remove_duplicates): Do not set inode on non-inode systems.
4285 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4287 * config.gcc (tm_file): Update comments about relative pathnames.
4289 2008-05-20 Richard Guenther <rguenther@suse.de>
4291 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4292 * tree-ssa-sccvn.c (process_scc): Likewise.
4293 * tree-ssa-sink.c (execute_sink_code): Likewise.
4294 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4295 * tree-vrp.c (process_assert_insertions): Likewise.
4296 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4297 (perform_tree_ssa_dce): Likewise.
4298 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4299 (dump_dominator_optimization_stats): Likewise.
4300 * tree-vectorizer.c (vectorize_loops): Likewise.
4302 2008-05-20 Richard Guenther <rguenther@suse.de>
4304 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4306 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4308 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4309 (ix86_i386elf_return_in_memory): Likewise.
4310 (ix86_i386interix_return_in_memory): Likewise.
4311 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4312 (SUBTARGET_RETURN_IN_MEMORY): New.
4313 * config/i386/i386elf.h: Likewise.
4314 * config/i386/ptx4-i.h: Likewise.
4315 * config/i386/sol2-10.h: Likewise.
4316 * config/i386/sysv4.h: Likewise.
4317 * config/i386/vx-common.h: Likewise.
4318 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4319 * config/i386/i386.c (ix86_return_in_memory): Made static and
4320 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4321 (ix86_i386elf_return_in_memory): Removed.
4322 (ix86_i386interix_return_in_memory): Removed.
4323 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4324 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4326 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4328 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4330 2008-05-19 Xinliang David Li <davidxl@google.com>
4332 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4334 * common.opt: Ditto.
4335 * doc/invoke.texi: Ditto.
4337 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4339 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4340 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4342 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4344 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4345 sizes of operand array from 8/4 to 4/2.
4346 (ix86_expand_vector_init_general): Change size of operand array
4347 from 32 to 16. Remove op0, op1 and half_mode.
4349 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4351 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4352 (ix86_expand_vector_init_interleave): Likewise.
4353 (ix86_expand_vector_init_general): Use them. Assert
4354 word_mode == SImode when n_words == 4.
4356 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4358 * config/i386/i386.c (ix86_secondary_reload): New static function.
4359 (TARGET_SECONDARY_RELOAD): New define.
4360 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4361 * config/i386/i386.md (reload_outqi): Remove.
4363 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4366 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4367 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4368 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4369 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4370 (fold_builtin_1): Likewise.
4371 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4372 c-common.c (check_builtin_function_arguments): Handle
4373 BUILT_IN_ISINF_SIGN.
4374 * doc/extend.texi: Document __builtin_isinf_sign.
4375 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4377 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4379 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4380 EH cleanup at the end of the pass, search for those that have been
4381 turned into forwarder blocks and do the cleanup on their successor.
4383 2008-05-18 Richard Guenther <rguenther@suse.de>
4385 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4386 pointers to sizetype and vice versa.
4388 2008-05-18 Xinliang David Li <davidxl@google.com>
4390 * gcc/tree-ssa-dce.c: Coding style fix.
4391 (check_pow): Documentation comment.
4392 (check_log): Documenation comment. Coding style fix.
4393 (is_unnecessary_except_errno_call): Ditto.
4394 (gen_conditions_for_pow): Ditto.
4395 (gen_conditions_for_log): Ditto.
4396 (gen_shrink_wrap_conditions): Ditto.
4397 (shrink_wrap_one_built_in_calls): Ditto.
4398 * gcc/doc/invoke.texi: Better documentation string.
4399 * ChangeLog: Fix wrong change log entries from
4400 May 17 checkin on function call DCE.
4402 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4404 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4406 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4408 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4409 * df-problems.c (simulation routines): Fixed block comment to
4410 properly say how to add forwards scanning functions.
4412 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4414 * tree-inline.c (setup_one_parameter): Remove dead code.
4416 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4418 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4419 a BIT_AND_EXPR only for an INTEGER_TYPE.
4421 2008-05-17 Xinliang David Li <davidxl@google.com>
4423 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4424 (check_pow, check_log, is_unnecessary_except_errno_call): New
4425 functions to check for eliminating math functions that are pure
4426 except for setting errno.
4427 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4428 general condition expressions for shrink-wrapping pow/log calls.
4429 (gen_shrink_wrap_conditions): Ditto.
4430 (shrink_wrap_one_built_in_call): Ditto.
4431 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4432 (mark_operand_necessary): If debugging, output if OP is necessary.
4433 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4435 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4437 * gcc/common.opt: New user flag -ftree-builtin-dce.
4438 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4440 2008-05-16 David S. Miller <davem@davemloft.net>
4442 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4443 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4445 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
4448 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
4450 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4452 * ifcvt.c (dead_or_predicable): Rename
4453 df_simulate_one_insn_backwards to df_simulate_one_insn.
4454 * recog.c (peephole2_optimize): Ditto.
4455 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
4457 * df.h: Rename df_simulate_one_insn_backwards to
4458 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
4459 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
4460 scanning of defs and uses.
4461 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
4462 (df_simulate_one_insn_forwards): Removed.
4464 2008-05-16 Doug Kwan <dougkwan@google.com>
4466 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
4468 (real_from_string): Handle NaNs and Inf as approriate.
4470 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4472 * doc/gty.texi (Source Files Containing Type Information): Note
4473 that headers should appear first in the gtfiles list.
4475 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4477 * tree.def (COND_EXEC): Properly documented this code.
4479 2008-05-16 Diego Novillo <dnovillo@google.com>
4481 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4482 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4485 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4487 * tree-ssa-dse (max_stmt_uid): Removed.
4488 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4489 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4490 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4491 * function.h (cfun.last_stmt_uid): New field.
4492 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4493 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4495 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4496 (create_stmt_ann): Initialize the ann->uid field.
4497 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4499 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4501 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4503 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4504 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4505 (init_empty_tree_cfg): Call it.
4507 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4509 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4512 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4514 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4515 * tree-dump.c (dump_options): New verbose option.
4516 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4518 * tree-pass.h (TDF_VERBOSE): New dump flag.
4519 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4520 (tree-flow.h): Added include.
4521 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4523 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4525 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4527 From Jie Zhang <jie.zhang@analog.com>
4528 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4529 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4530 mcpu=bf561-none and mcpu=bf561-0.2.
4531 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4532 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4533 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4534 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4535 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4536 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4537 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4539 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4540 (cputype_selected): Remove.
4541 (bfin_handle_option): Don't use cputype_selected.
4542 (override_options): When no mcpu option, enable all workarounds.
4543 Don't use bfin_workarounds.
4544 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4546 (DEFAULT_CPU_TYPE): Don't define.
4548 2008-05-16 Richard Guenther <rguenther@suse.de>
4550 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4551 on deletion of the last stmt.
4553 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4555 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4556 V8HImode for SSE2 and V16QImode for SSE4.1.
4558 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4560 * cgraph.h (compute_inline_parameters): Made public.
4561 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4562 variable_generate_summary, function_write_summary,
4563 variable_write_summary, variable_read_summary. Added generate_summary,
4564 write_summary, read_summary.
4565 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4566 pass_ipa_inline.function_generate_summary, to
4567 compute_inline_parameters.
4568 * ipa-inline.c (compute_inline_parameters): Made public and added
4570 (compute_inline_parameters_for_current): New function.
4571 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4572 (inline_generate_summary): Removed parameter and made to loop over
4574 (pass_ipa_inline): Updated for new IPA_PASS structure.
4575 * passes.c (execute_ipa_summary_passes): Now is called once per
4576 pass rather than once per node*pass.
4578 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4580 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4581 avr_have_mul_p, avr_asm_only_p): Remove variables.
4582 (avr_override_options): Remove initialization of removed variables.
4583 (avr_file_start): Convert removed variables to fields of
4584 'struct base_arch_s *avr_current_arch'.
4585 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4586 (AVR_HAVE_MUL): (Ditto.).
4587 (AVR_HAVE_MOVW): (Ditto.).
4588 (AVR_HAVE_LPMX): (Ditto.).
4589 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4590 avr_asm_only_p): Remove declaration.
4592 2008-05-15 Diego Novillo <dnovillo@google.com>
4594 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4595 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4597 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4600 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4601 Don't call record_truncated_value from here.
4602 (record_truncated_value): Turn it into a for_each_rtx callback.
4603 (record_truncated_values): New function.
4604 (combine_instructions): Call note_uses with record_truncated_values.
4605 Change name of check_conversion to check_promoted_subreg.
4607 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4609 * doc/sourcebuild.texi: Document support for torture tests.
4611 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4613 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4614 to alternative 4 of operand 2.
4616 2008-05-15 Richard Guenther <rguenther@suse.de>
4618 * tree-pass.h (current_pass): Declare.
4619 (get_pass_for_id): Likewise.
4620 * passes.c (passes_by_id, passes_by_id_size): New globals.
4621 (set_pass_for_id): New function.
4622 (get_pass_for_id): Likewise.
4623 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4624 (execute_function_todo): Flush per function statistics.
4625 * toplev.c (compile_file): Init statistics.
4626 (general_init): Do early statistics initialization.
4627 (finalize): Finish statistics.
4628 * statistics.h (statistics_early_init): Declare.
4629 (statistics_init): Likewise.
4630 (statistics_fini): Likewise.
4631 (statistics_fini_pass): Likewise.
4632 (statistics_counter_event): Likewise.
4633 (statistics_histogram_event): Likewise.
4634 * statistics.c: New file.
4635 * Makefile.in (OBJS-common): Add statistics.o.
4636 (statistics.o): Add dependencies.
4637 * doc/invoke.texi (-fdump-statistics): Document.
4639 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4641 (execute_pre): Use statistics_counter_event.
4642 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4643 (substitute_and_fold): Increment it. Use statistics_counter_event.
4645 2008-05-15 Diego Novillo <dnovillo@google.com>
4647 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4649 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4650 * tree-ssa-alias.c (new_type_alias): Remove references to
4651 sub-variables from comment.
4652 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4654 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4656 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4657 attribute to 1 only for insertps alternative.
4659 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4661 * config/bfin/bfin.md (loadbytes): New pattern.
4662 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4663 (bfin_init_builtins): Initialize it.
4664 (bdesc_1arg): Add it.
4666 2008-05-15 Sa Liu <saliu@de.ibm.com>
4668 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4669 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4670 * testsuite/lib/target-supports.exp: Add
4671 check_effective_target_fortran_integer_16.
4673 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4675 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4676 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4677 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4678 (TARGET_RETURN_IN_MEMORY): Define.
4680 2008-05-15 Richard Guenther <rguenther@suse.de>
4683 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4684 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4685 represent unmodifiable vars.
4687 2008-05-15 Richard Guenther <rguenther@suse.de>
4689 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4690 INDIRECT_REF and TARGET_MEM_REF.
4691 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4694 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4695 H.J. Lu <hongjiu.lu@intel.com>
4697 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4698 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4699 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4700 insn alternatives. Add missing alternatives.
4701 (*vec_concatv2di_rex64_sse4_1): Likewise.
4702 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4703 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4706 2008-05-15 Richard Guenther <rguenther@suse.de>
4708 PR tree-optimization/36009
4709 PR tree-optimization/36204
4710 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4711 (determine_invariantness_stmt): Record the loop a store is
4713 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4716 2008-05-15 Richard Guenther <rguenther@suse.de>
4718 PR tree-optimization/34330
4719 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4720 through the pointer will alias the SMT.
4722 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4724 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4726 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4728 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4730 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4731 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4733 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4734 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4735 (vashl_optab): New optab for vector/vector shifts.
4736 (vashr_optab): Ditto.
4737 (vlshr_optab): Ditto.
4738 (vrotl_optab): Ditto.
4739 (vrotr_optab): Ditto.
4740 (optab_subtype): New enum for optab_for_tree_code call.
4741 (optab_for_tree_code): Add enum optab_subtype argument.
4743 * optabs.c (optab_for_tree_code): Take an additional argument to
4744 distinguish between a vector shift by a scalar and vector shift by
4745 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4746 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4747 vector shift by a vector.
4748 (expand_widen_pattern_expr): Pass additional argument to
4749 optab_for_tree_code.
4751 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4752 vrotl_optab, vrotr_optab.
4754 * expr.c (expand_expr_real_1): Update calls to
4755 optab_for_tree_code to distinguish between vector shifted by a
4756 scalar and vector shifted by a vector.
4757 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4758 (supportable_narrowing_operation): Ditto.
4759 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4760 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4761 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4762 (vect_create_epilog_for_reduction): Ditto.
4763 (vectorizable_reduction): Ditto.
4764 (vectorizable_operation): Ditto.
4765 (vect_strided_store_supported): Ditto.
4766 (vect_strided_load_supported): Ditto.
4767 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4768 * expmed.c (expand_shift): Ditto.
4770 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4772 (ashr@var{m}3): Ditto.
4773 (vashl@var{m}3): Document new vector/vector shift standard name.
4774 (vashr@var{m}3): Ditto.
4775 (vlshr@var{m}3): Ditto.
4776 (vrotl@var{m}3): Ditto.
4777 (vrotr@var{m}3): Ditto.
4779 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4780 (PPERM_INVERT): Ditto.
4781 (PPERM_REVERSE): Ditto.
4782 (PPERM_REV_INV): Ditto.
4783 (PPERM_ZERO): Ditto.
4784 (PPERM_ONES): Ditto.
4785 (PPERM_SIGN): Ditto.
4786 (PPERM_INV_SIGN): Ditto.
4787 (PPERM_SRC1): Ditto.
4788 (PPERM_SRC2): Ditto.
4790 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4791 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4792 allows a memory operand to be the value being added, and split it
4793 to improve vectorization.
4794 (sse5_pmacsdqh_mem): Ditto.
4795 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4796 (sse5_mulv2div2di3_high): Ditto.
4797 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4798 (vec_pack_trunc_v4si): Ditto.
4799 (vec_pack_trunc_v2di): Ditto.
4800 (sse5_pcmov_<mode>): Remove code that tried to use use
4801 andps/andnps instead of pcmov.
4802 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4803 pmacsdqh instructions.
4804 (vec_widen_smult_lo_v4si): Ditto.
4806 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4807 (PPERM_INVERT): Ditto.
4808 (PPERM_REVERSE): Ditto.
4809 (PPERM_REV_INV): Ditto.
4810 (PPERM_ZERO): Ditto.
4811 (PPERM_ONES): Ditto.
4812 (PPERM_SIGN): Ditto.
4813 (PPERM_INV_SIGN): Ditto.
4814 (PPERM_SRC1): Ditto.
4815 (PPERM_SRC2): Ditto.
4816 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4818 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4820 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4821 says ignore whether the last reference is a memory operand.
4823 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4824 Paolo Bonzini <bonzini at gnu dot org>
4826 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4829 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4830 (vlshr<mode>3): Rename from vlshr<mode>3.
4831 (vashr<mode>3): Rename from vashr<mode>3.
4832 (mulv4sf3): Change the names of vector shift patterns.
4836 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4839 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4864 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4865 (floatunssidf2_internal): Change vector/vector shift names.
4866 (floatunsdidf2_internal): Ditto.
4873 (vashl<mode>3): Rename from ashl<mode>3.
4874 (vashr<mode>3): Rename from ashr<mode>3.
4875 (vlshr<mode>3): Rename from lshr<mode>3.
4876 (vrotl<mode>3): Rename from rotl<mode>3.
4878 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4881 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4882 multiply gives the wrong value when doing widening multiplies.
4883 (vec_widen_smult_lo_v4si): Ditto.
4885 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4887 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4888 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4889 emit_library_call_value.
4890 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4891 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4892 * calls.c (initialize_argument_information, precompute_arguments,
4893 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4894 (precompute_arguments): Removed flags parameter.
4895 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4897 2008-05-14 Richard Guenther <rguenther@suse.de>
4899 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4900 Make sure to register the store if the use is a PHI_NODE.
4902 2008-05-14 Olivier Hainque <hainque@adacore.com>
4904 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4905 memory if the component is to be referenced in BLKmode according
4906 to get_inner_reference.
4908 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4910 * calls.c (emit_library_call_value_1): Restore code clearing
4911 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4913 2008-05-14 Olivier Hainque <hainque@adacore.com>
4914 Nicolas Roche <roche@adacore.com>
4916 * configure.ac: Add support for a "gcc_subdir" variable in
4917 config-lang.in, to denote a subdirectory where the language/GCC
4918 integration files are to be found.
4919 * configure: Regenerate.
4921 2008-05-14 Ira Rosen <irar@il.ibm.com>
4923 PR tree-optimization/36098
4924 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4925 value for the first load in the group in case of a gap.
4926 (vect_build_slp_tree): Check that there are no gaps in loads.
4928 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4930 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4931 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4932 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4933 emit_insn and remove unneeded code to construct extra args.
4934 (emit_no_conflict_block): Removed.
4935 * optabls.h: (emit_no_conflict_block): Removed.
4936 * cse.c (cse_extended_basic_block): Remove search for
4937 REG_NO_CONFLICT note.
4938 * global.c: Removed incorrect comment added in revision 117.
4939 * expr.c (convert_move): Change call to emit_no_conflict_block to
4941 * recog.c: Change comments so that they do not mention
4943 * local_alloc.c (combine_regs): Removed last parameter.
4944 (no_conflict_p): Removed.
4945 (block_alloc): Removed note, no_conflict_combined_regno and set
4946 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4947 (combine_regs): Removed already_dead and code to look for
4948 REG_NO_CONFLICT notes.
4949 * lower_subreg (remove_retval_note): Removed code to look for
4950 REG_NO_CONFLICT block.
4951 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4952 (resolve_clobber): Remove code to process libcalls that have
4953 REG_NO_CONFLICT notes.
4954 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4956 * combine.c (can_combine_p, distribute_notes): Removed
4957 REG_NO_CONFLICT case.
4958 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4960 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4961 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4963 * reg-notes.def (NO_CONFLICT): Removed.
4965 2008-05-14 David S. Miller <davem@davemloft.net>
4967 * config/sparc/sparc.c (sparc_profile_hook): If
4968 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4969 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4970 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4972 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4974 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4976 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4979 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4980 and op1 expansion before vector concat to have less live pseudos.
4982 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4984 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4985 ix86_expand_vector_set if supported.
4987 2008-05-13 Diego Novillo <dnovillo@google.com>
4988 Kenneth Zadeck <zadeck@naturalbridge.com>
4990 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4992 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4993 phinodes_print_statistics, init_ssanames, fini_ssanames,
4994 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4995 release_ssa_name, release_defs, replace_ssa_name_symbol,
4996 ssanames_print_statistics): Move ...
4997 * tree-flow.h: ... here.
4998 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4999 Use FN instead of cfun.
5000 (make_ssa_name_fn): Rename from make_ssa_name.
5001 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
5002 * tree-flow-inline.h (make_ssa_name): Move from
5003 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
5004 * omp-low.c (expand_omp_parallel):
5005 * tree-flow-inline.h (redirect_edge_var_map_result):
5006 * tree-ssa.c (init_tree_ssa): Add argument FN.
5007 Use it instead of cfun. Update all users.
5009 2008-05-13 Tom Tromey <tromey@redhat.com>
5011 PR preprocessor/22168:
5012 * doc/cpp.texi (Top): Update menu.
5013 (Alternatives to Wrapper #ifndef): New node.
5014 (Other Directives): Document deprecation.
5015 (Obsolete Features): Remove menu.
5016 (Assertions): Merge node into Obsolete Features.
5017 (Obsolete once-only headers): Move earlier; rename to Alternatives
5019 * doc/cppopts.texi: Update.
5020 * c.opt (Wdeprecated): Enable for C and ObjC.
5021 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
5022 (C++ Dialect Options): Move -Wno-deprecated from here to...
5023 (Warning Options): ... here.
5025 2008-05-13 Richard Guenther <rguenther@suse.de>
5028 * fold-const.c (fold_sign_changed_comparison): Do not allow
5029 changes in pointer-ness.
5031 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5034 * config/sh/sh.c (sh_expand_prologue): Don't clear
5035 RTX_FRAME_RELATED_P for push insns.
5037 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5039 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5041 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5043 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5044 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5045 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5047 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
5049 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
5050 (*vec_concatv4sf_sse): This.
5051 (*sse2_concatv2si): Renamed to ...
5052 (*vec_concatv2si_sse2): This.
5053 (*sse1_concatv2si): Renamed to ...
5054 (*vec_concatv2si_sse): This.
5055 (*vec_concatv2di_rex): Renamed to ...
5056 (*vec_concatv2di_rex64): This.
5057 (*vec_concatv2si_sse4_1): New.
5058 (*vec_concatv2di_rex64_sse4_1): Likewise.
5060 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
5062 PR rtl-optimization/36111
5063 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
5064 that was created for swappable operands.
5066 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
5069 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5070 * configure.ac: Add call to ACX_PROG_GNAT.
5072 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
5074 * optc-gen.awk: Fix comment typo.
5076 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5078 * pretty-print.c (pp_integer_with_precision): Use
5079 HOST_LONG_LONG_FORMAT.
5081 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
5083 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
5085 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
5087 * config/i386/i386.c (bdesc_ptest): Removed.
5088 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
5089 (bdesc_args): Add __builtin_ia32_ptestz128,
5090 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
5091 (ix86_init_mmx_sse_builtins): Updated.
5092 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
5093 (ix86_expand_builtin): Updated.
5095 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
5097 * tree-cfg.c (valid_fixed_convert_types_p): New function.
5098 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
5100 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
5102 * value-prof.c (interesting_stringop_to_profile): Do not
5103 return early for BUILT_IN_MEMPCPY.
5105 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
5107 * calls.c (expand_call): Don't use callgraph to increase
5108 preferred_stack_boundary.
5110 * cgraph.h (cgraph_rtl_info): Use unsigned on
5111 preferred_incoming_stack_boundary.
5113 * final.c (rest_of_clean_state): Use unsigned on
5114 preferred_stack_boundary.
5116 2008-05-09 Tom Tromey <tromey@redhat.com>
5118 PR preprocessor/22231:
5119 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
5122 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
5124 PR tree-optimization/36129
5125 * tree-ssa-ccp.c: Include value-prof.h.
5126 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
5127 built-in function was folded to a constant.
5128 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
5130 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
5131 Sebastian Pop <sebastian.pop@amd.com>
5133 * tree-scalar-evolution.c: Document instantiate_scev.
5134 (instantiate_parameters_1): Renamed instantiate_scev_1.
5135 Don't use the same loop for instantiation_loop and evolution_loop.
5136 (instantiate_scev): New.
5137 (instantiate_parameters): Moved...
5138 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5139 same loop twice. Maintains the semantics for this function.
5140 * tree-scalar-evolution.h (instantiate_scev): Declare.
5141 (instantiate_parameters): ...here. Now static inline.
5142 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5143 instead of resolve_mixers.
5145 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5147 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5149 2008-05-09 Tomas Bily <tbily@suse.cz>
5151 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5152 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5153 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5154 * c-common.c (c_common_truthvalue_conversion): Likewise.
5155 * tree-object-size.c (compute_object_offset): Likewise.
5156 * tree-inline.c (estimate_num_insns_1): Likewise.
5157 * varasm.c (const_hash_1, compare_constant, copy_constant)
5158 (compute_reloc_for_constant, output_addressed_constants)
5159 (initializer_constant_valid_p): Likewise.
5160 * c-omp.c (check_omp_for_incr_expr): Likewise.
5161 * gimplify.c (gimplify_expr): Likewise.
5162 * c-typeck.c (c_finish_return): Likewise.
5163 * tree-vectorizer.c (supportable_widening_operation)
5164 (supportable_narrowing_operation): Likewise.
5165 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
5166 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
5167 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5168 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
5169 (descr_info_loc): Likewise.
5170 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5171 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
5172 (fold_unary): Likewise.
5173 * builtins.c (get_pointer_alignment): Likewise.
5174 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
5175 (instantiate_parameters_1): Likewise.
5176 * tree.c (expr_align, stabilize_reference): Likewise.
5177 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
5178 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5179 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
5180 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5181 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
5182 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
5184 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
5185 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
5186 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5187 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
5188 (forward_propagate_comparison)
5189 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5190 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
5191 * emit-rtl.c (component_ref_for_mem_expr)
5192 (set_mem_attributes_minus_bitpos): Likewise.
5193 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5194 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
5196 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
5197 (build_function_call, pointer_diff, build_compound_expr)
5198 (c_finish_return): Likewise.
5199 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
5200 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
5202 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
5203 * expr.c (is_aligning_offset): Likewise.
5204 * tree-ssa-alias.c (is_escape_site): Likewise.
5205 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
5206 (check_all_va_list_escapes): Likewise.
5207 * tree-ssa-loop-ivopts.c (determine_base_object)
5208 (determine_common_wider_type): Likewise.
5209 * dojump.c (do_jump): Likewise.
5210 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
5211 * tree-gimple.c (is_gimple_cast): Likewise.
5212 * fold-const.c (decode_field_reference, )
5213 (fold_sign_changed_comparison, fold_unary, fold_comparison)
5214 (fold_binary): Likewise.
5215 * tree-ssa-alias-warnings.c (find_alias_site_helper)
5216 (already_warned_in_frontend_p): Likewise.
5217 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
5218 * tree.c (really_constant_p, get_unwidened): Likewise.
5219 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5220 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5221 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
5223 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
5225 (CONVERT_EXPR_P): Define.
5226 (CASE_CONVERT): Define.
5228 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5231 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
5232 (delete_unmarked_insns): When deleting a call, call
5233 delete_unreachable_blocks.
5234 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5235 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
5237 2008-05-08 Richard Guenther <rguenther@suse.de>
5239 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
5240 (-ftree-salias): Likewise.
5241 (salias-max-implicit-fields): Remove param documentation.
5242 (salias-max-array-elements): Likewise.
5243 * tree-pass.h (pass_create_structure_vars): Remove.
5244 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5245 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5246 * tree-ssa-alias.c (create_structure_vars): Remove.
5247 (gate_structure_vars): Likewise.
5248 (pass_create_structure_vars): Likewise.
5249 (gate_build_alias): Likewise.
5250 (pass_build_alias): Adjust to run always and dump the function.
5251 * common.opt (ftree-salias): Hide.
5252 * passes.c (init_optimization_passes): Remove
5253 pass_create_structure_vars, adjust comment.
5254 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5255 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5256 * opts.c (decode_options): Do not set flag_tree_salias.
5257 (common_handle_option): Add OPT_ftree_salias to the backward
5258 compatibility section.
5260 2008-05-08 Richard Guenther <rguenther@suse.de>
5262 * tree-flow-inline.h (var_can_have_subvars): Move ...
5263 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
5264 * tree-flow.h (var_can_have_subvars): Remove.
5265 (push_fields_onto_fieldstack): Remove.
5266 (sort_fieldstack): Likewise.
5267 (struct fieldoff): Move ...
5268 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
5269 alias_set and base_for_components fields.
5270 (sort_fieldstack): Make static.
5271 (push_fields_onto_fieldstack): Likewise. Remove code that
5272 handles anything but RECORD_TYPEs. Remove alias_set and
5273 base_for_components handling.
5274 (create_variable_info_for): Adjust.
5276 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5278 * common.opt (Wframe-larger-than=): Shorten the help message
5280 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5282 2008-05-08 Rafael Espindola <espindola@google.com>
5284 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5286 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5287 trap and that both operands are gimple values.
5288 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5289 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5292 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5294 * read-rtl.c (join_c_conditions): Return the first string if the
5295 two strings are equal.
5297 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5299 * gensupport.h (pred_data): Add a "num_codes" field.
5300 (add_predicate_code): Declare.
5301 * gensupport.c (add_predicate_code): New function.
5302 (std_pred_table): Add an "allows_const_p" field.
5303 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5304 Remove the (incomplete) list of such codes from the codes field.
5305 (init_predicate_table): Use add_predicate_code. Add all
5306 RTX_CONST_OBJs if allows_const_p is true.
5307 * genrecog.c (process_define_predicate): Use add_predicate_code.
5309 2008-05-08 David Daney <ddaney@avtrex.com>
5310 Richard Sandiford <rsandifo@nildram.co.uk>
5312 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5313 special case of constant zero operands.
5314 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5315 old and new values. Special case constant zero values.
5316 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5318 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5319 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5321 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5324 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5325 similar RTX_CONST_OBJ before CONST_INT.
5327 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5329 * stmt.c (expand_stack_restore): Change sa mode if needed.
5331 2008-05-08 Richard Guenther <rguenther@suse.de>
5333 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5334 return type to bool.
5335 (ix86_sol10_return_in_memory): Likewise.
5336 (ix86_i386elf_return_in_memory): Likewise.
5337 (ix86_i386interix_return_in_memory): Likewise.
5338 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5339 (ix86_sol10_return_in_memory): Likewise.
5340 (ix86_i386elf_return_in_memory): Likewise.
5341 (ix86_i386interix_return_in_memory): Likewise.
5343 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5346 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5348 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5349 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5352 2008-05-08 Richard Guenther <rguenther@suse.de>
5354 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5355 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5356 (DR_SUBVARS): Remove.
5357 * tree-dfa.c (dump_subvars_for): Remove.
5358 (debug_subvars_for): Likewise.
5359 (dump_variable): Do not dump subvars.
5360 (remove_referenced_var): Do not remove subvars.
5361 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5362 (lookup_subvars_for_var): Remove.
5363 (get_subvars_for_var): Likewise.
5364 (get_subvars_at): Likewise.
5365 (get_first_overlapping_subvar): Likewise.
5366 (overlap_subvar): Likewise.
5367 * tree-flow.h (subvar_t): Remove.
5368 (struct var_ann_d): Remove subvars field.
5369 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5370 argument. Remove special handling of SFTs.
5371 (compute_tag_properties): Likewise.
5372 (set_initial_properties): Likewise.
5373 (compute_call_clobbered): Likewise.
5374 (count_mem_refs): Likewise.
5375 (compute_memory_partitions): Likewise.
5376 (compute_flow_insensitive_aliasing): Likewise.
5377 (setup_pointers_and_addressables): Likewise.
5378 (new_type_alias): Likewise.
5379 (struct used_part): Remove.
5380 (used_portions): Likewise.
5381 (struct used_part_map): Likewise.
5382 (used_part_map_eq): Likewise.
5383 (used_part_map_hash): Likewise.
5384 (free_used_part_map): Likewise.
5385 (up_lookup): Likewise.
5386 (up_insert): Likewise.
5387 (get_or_create_used_part_for): Likewise.
5388 (create_sft): Likewise.
5389 (create_overlap_variables_for): Likewise.
5390 (find_used_portions): Likewise.
5391 (create_structure_vars): Likewise.
5392 * tree.def (STRUCT_FIELD_TAG): Remove.
5393 * tree.h (MTAG_P): Adjust.
5394 (struct tree_memory_tag): Remove base_for_components and
5395 unpartitionable flags.
5396 (struct tree_struct_field_tag): Remove.
5397 (SFT_PARENT_VAR): Likewise.
5398 (SFT_OFFSET): Likewise.
5399 (SFT_SIZE): Likewise.
5400 (SFT_NONADDRESSABLE_P): Likewise.
5401 (SFT_ALIAS_SET): Likewise.
5402 (SFT_UNPARTITIONABLE_P): Likewise.
5403 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5404 (union tree_node): Remove sft field.
5405 * alias.c (get_alias_set): Remove special handling of SFTs.
5406 * print-tree.c (print_node): Remove handling of SFTs.
5407 * tree-dump.c (dequeue_and_dump): Likewise.
5408 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5409 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5410 * tree-predcom.c (set_alias_info): Do not set subvars.
5411 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5412 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5413 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5414 (add_vars_for_offset): Remove.
5415 (add_virtual_operand): Remove special handling of SFTs.
5416 (add_call_clobber_ops): Likewise.
5417 (add_call_read_ops): Likewise.
5418 (get_asm_expr_operands): Likewise.
5419 (get_modify_stmt_operands): Likewise.
5420 (get_expr_operands): Likewise.
5421 (add_to_addressable_set): Likewise.
5422 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5423 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5424 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5425 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5426 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5427 (tree_node_structure): Likewise.
5428 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5430 (find_what_p_points_to): Likewise.
5432 2008-05-08 Sa Liu <saliu@de.ibm.com>
5434 * config/spu/spu.md: Fixed subti3 pattern.
5436 2008-05-08 Richard Guenther <rguenther@suse.de>
5439 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5440 sure to create a representative for trailing arrays for PTA.
5442 2008-05-08 Richard Guenther <rguenther@suse.de>
5445 * fold-const.c (operand_equal_p): Two objects which types
5446 differ in pointerness are not equal.
5448 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5450 * calls.c (compute_argument_block_size): Add argument tree fndecl.
5451 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5452 (emit_library_call_value_1): Add new variable fndecl initialized by
5453 NULL_TREE. It should be the decl type of orgfun, but this information
5454 seems not to be available here, so it uses the default calling abi.
5455 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
5456 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
5457 by TARGET_RETURN_IN_MEMORY.
5458 * config/i386/i386-interix.h: Likewise.
5459 * config/i386/i386.h: Likewise.
5460 * config/i386/i386elf.h: Likewise.
5461 * config/i386/ptx4-i.h: Likewise.
5462 * config/i386/sol2-10.h: Likewise.
5463 * config/i386/sysv4.h: Likewise.
5464 * config/i386/vx-common.h: Likewise.
5465 * config/cris/cris.h: Removed #if 0 clause.
5466 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
5467 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5469 (ix86_sol10_return_in_memory): Likewise.
5470 (ix86_i386elf_return_in_memory): New.
5471 (ix86_i386interix_return_in_memory): New.
5472 * config/mt/mt-protos.h (mt_return_in_memory): New.
5473 * config/mt/mt.c: Likewise.
5474 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5475 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5476 * config/bfin/bfin.h: Likewise.
5477 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5479 * config/bfin/bfin.c: Likewise.
5480 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5481 * config/alpha/unicosmk.h: Likewise.
5482 * config/i386/cygming.h: Likewise.
5483 * config/iq2000/iq2000.h: Likewise.
5484 * config/mips/mips.h: Likewise.
5485 * config/mn10300/mn10300.h: Likewise.
5486 * config/rs6000/rs6000.h: Likewise.
5487 * config/score/score.h: Likewise.
5488 * config/spu/spu.h: Likewise.
5489 * config/v850/v850.h: Likewise.
5490 * defaults.h: Likewise.
5491 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5492 * expr.c (emit_block_move): Adjust use of
5493 OUTGOING_REG_PARM_STACK_SPACE.
5494 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5495 OUTGOING_REG_PARM_STACK_SPACE.
5496 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5498 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5500 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5501 on OMP_RETURN for OMP_FOR.
5504 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5505 (fortran_common): New function.
5506 (gen_variable_die): Call fortran_common instead of common_check,
5507 adjust for it returning tree instead of rtx. Formatting.
5509 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5513 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5514 * c-decl.c (merge_decls): Ditto.
5515 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5516 to RTL_CONST_OR_PURE_CALL_P.
5517 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5518 Initialized DECL_LOOPING_CONST_PURE.
5519 (process_call_operands): Set tree_side_effects properly.
5520 * tree.h (TREE_READONLY_DECL_P): Removed.
5521 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5522 (DECL_LOOPING_OR_CONST_P): New macro.
5523 (struct tree_function_decl): Added looping_const_or_pure_p.
5525 (ECF_LOOPING_OR_CONST_P): New macro.
5526 * rtlanal.c (pure_const_p): Removed.
5527 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5528 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5529 to RTL_CONST_CALL_P.
5530 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5531 (check_decl, check_tree, check_call, scan_function): Initialize
5533 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5534 (static_execute): Set looping true for recursive functions.
5535 Undo setting state to IPA_NEITHER for recursive functions.
5537 * ifcvt.c (noce_can_store_speculate_p): Changed
5538 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5539 RTL_CONST_OR_PURE_CALL_P.
5540 * dse.c (scan_insn): Ditto.
5541 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5542 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5543 RTL_CONST_OR_PURE_CALL_P.
5544 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5545 pure_call_p to RTL_CONST_CALL_P.
5546 * gimplify.c (gimplify_call_expr): Clear side effects for
5547 non-looping pure and constant calls.
5548 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5549 (flags_from_decl_or_type): Set ecf flags from decl flags.
5550 (initialize_argument_information): Turn off
5551 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5552 Change const to pure if callee_copies is true rather than just
5554 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5555 way of marking pure calls.
5556 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5557 Remove hack that was supposed to fix pr7335 and remove old
5558 way of marking pure calls.
5559 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5560 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5561 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5562 RTL_CONST_OR_PURE_CALL_P.
5563 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5564 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5565 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5566 * sched-deps.c (schedule_analyze): Ditto.
5567 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5568 return_val field of calls to represent pure and const function info.
5569 (CONST_OR_PURE_CALL_P): Deleted macro.
5570 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5571 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5572 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5574 * tree-optimize.c (execute_fixup_cfg): Added test for
5575 ECF_LOOPING_CONST_OR_PURE.
5576 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5578 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5579 effects for looping pure or const calls.
5580 (verify_gimple_expr): Added verification code.
5581 * config/alpha/alpha.c (alpha_legitimize_address,
5582 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5584 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5585 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5586 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5587 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5588 RTL_CONST_OR_PURE_CALL_P.
5589 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5590 and const calls to be deleted.
5592 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5595 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5596 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5597 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5598 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5599 to handle nonimmediate operands.
5600 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5601 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5602 to handle nonimmediate operands.
5603 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5604 (mmx_pmulhrwv4hi3): New expander. Use
5605 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5606 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5607 (sse2_umulv1siv1di3): New expander. Use
5608 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5609 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5610 (mmx_eq<mode>3): New expander. Use
5611 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5612 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5613 (mmx_uavgv8qi3): New expander. Use
5614 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5615 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5616 (mmx_uavgv4hi3): New expander. Use
5617 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5619 * config/i386/sse.md
5620 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5621 to handle nonimmediate operands.
5622 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5623 to handle nonimmediate operands.
5624 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5625 to handle nonimmediate operands.
5626 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5627 to handle nonimmediate operands.
5628 (sse2_unpckhpd_exp): New expander. Use
5629 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5630 (sse2_unpcklpd_exp): New expander. Use
5631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5632 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5633 to handle nonimmediate operands.
5634 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5635 to handle nonimmediate operands.
5636 (*sse2_<plusminus_insn><mode>3): Rename from
5637 sse2_<plusminus_insn><mode>3 insn pattern.
5638 (sse2_<plusminus_insn><mode>3): New expander. Use
5639 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5640 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5641 (sse2_umulv2siv2di3): New expander. Use
5642 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5643 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5644 (sse4_1_mulv2siv2di3): New expander. Use
5645 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5646 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5647 (sse2_pmaddwd): New expander. Use
5648 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5649 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5650 (sse2_eq<mode>3): New expander. Use
5651 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5652 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5653 (sse4_1_eqv2di3): New expander. Use
5654 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5655 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5656 (sse2_uavgv16qi3): New expander. Use
5657 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5658 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5659 (sse2_uavgv16qi3): New expander. Use
5660 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5661 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5662 (sse2_uavgv8hi3): New expander. Use
5663 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5664 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5665 (ssse3_pmulhrswv8hi3): New expander. Use
5666 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5667 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5668 (ssse3_pmulhrswv4hi3): New expander. Use
5669 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5671 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5672 (<sse>_vmmul<mode>3): Ditto.
5673 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5675 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5676 (ssse3_pmaddubsw): Ditto.
5678 * config/i386/i386.c (struct_builtin_description)
5679 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5680 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5681 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5682 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5683 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5684 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5685 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5686 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5687 (ix86_fixup_binary_operands): Assert that src1
5688 and src2 must have the same mode when swapped.
5689 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5690 and ix86_binary_operator_ok. Do not force operands in registers
5693 2008-05-07 Jan Hubicka <jh@suse.cz>
5695 * cgraph.c (dump_cgraph_node): Update.
5696 * cgraph.h (cgraph_local_info): Break out inline summary.
5697 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5699 * ipa-inline (inline_summary): New accestor function.
5700 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5701 cgraph_decide_inlining, compute_inline_parameters): Update.
5702 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5704 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5706 Cleanup ColdFire scheduling support and add V4 pipeline model.
5708 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5709 (define_attr cpu): Add cfv4 value.
5710 (define_attr type, define_attr type1): Merge into a single 'type'
5711 attribute. Update all uses.
5712 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5713 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5715 (define_attr opx_mem, define_attr opy_mem): Remove.
5716 (define_attr op_mem): Clean up, update comment.
5717 (define_attr size): Use specific values instead of general int.
5718 (define_attr guess, define_attr split): Remove. Update all uses.
5719 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5720 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5721 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5722 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5723 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5724 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5725 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5726 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5727 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5728 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5729 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5730 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5731 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5732 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5733 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5734 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5735 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5736 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5737 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5738 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5739 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5740 Update or set attributes.
5741 (stack_tie): New fake instruction.
5743 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5744 (m68k_sched_attr_size): Update declaration.
5745 (m68k_sched_attr_type2): Remove.
5746 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5747 Declare new bypass predicates.
5749 * config/m68k/m68k.c (m68k_sched_issue_rate,
5750 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5752 (TARGET_SCHED_ISSUE_RATE,
5753 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5754 (override_options): Handle scheduling for ColdFire V4 core.
5755 (m68k_expand_prologue): Emit stack_tie.
5756 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5757 'OP_TYPE_FPN'. Update all uses.
5758 (sched_guess_p): Remove.
5759 (sched_address_type): Handle symbolic addresses.
5760 (sched_get_operand): New static function.
5761 (sched_operand_type): Merge into sched_attr_op_type.
5762 (sched_attr_op_type): Handle FP registers, handle quick constants,
5764 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5765 (m68k_sched_attr_size): Update. Move logic to ...
5766 (sched_get_attr_size_int): New static function.
5767 (sched_get_opxy_mem_type): New static function.
5768 (m68k_sched_attr_op_mem): Update.
5769 (m68k_sched_attr_type2): Remove.
5770 (sched_cfv4_bypass_data): New static variable.
5771 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5772 (m68k_sched_issue_rate): Implement scheduler hook.
5773 (struct _sched_ib: enabled_p): New field.
5774 (m68k_sched_variable_issue): Update. Handle V4.
5775 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5776 sched_dump_class_func_t, sched_dump_split_class,
5777 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5778 sched_dump_dfa_class, m68k_sched_dump): Remove.
5779 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5781 (m68k_sched_init_global): Remove statisctics dumping, introduce
5782 sanity check that all instructions have pipeline reservations. Handle
5784 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5785 Handle ColdFire V4 core.
5786 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5787 New static functions.
5788 (m68k_sched_address_bypass_p): New bypass predicate.
5789 (sched_get_indexed_address_scale): New static function.
5790 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5792 * cf.md: Update comments.
5793 (define_attr type2): Remove. Use 'type' attribute instead.
5795 (cf_ib): Rename to cfv123_ib. Update all uses.
5796 (cf_oep): Rename to cfv123_oep. Update all uses.
5797 (cf_chr): Rename to cfv123_chr. Update all uses.
5798 (cf_mem): Rename to cfv123_mem. Update all uses.
5799 (cf_mac): Move to more appropriate place.
5800 (cfv123_guess): New automaton and cpu_unit.
5801 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5802 Update uses of 'size' attribute. Handle before reload scheduling.
5803 (cfv123_guess): New dummy reservation for unhandled instructions.
5804 (cfv4_*): Pipeline description of ColdFire V4 core.
5805 (ignore): New reservation to handle 'ignore' type.
5807 2008-05-07 Ian Lance Taylor <iant@google.com>
5810 * gimplify.c (find_single_pointer_decl_1): Don't look through
5812 (find_single_pointer_decl): Adjust comments.
5814 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5817 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5818 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5821 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5822 integral type rather than floating point, then VIEW_CONVERT_EXPR
5823 to the floating point type.
5825 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5827 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5828 TFmode op0 to register.
5830 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5832 * c-decl.c (grokdeclarator): Comment typo.
5834 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5836 * tree-flow.h: Remove prototype for computed_goto_p.
5837 * tree-cfg.c (computed_goto_p): Make static.
5839 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5842 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5843 (contains_aligned_value_p): This. Handle _Decimal128.
5844 (ix86_function_arg_boundary): Only align _Decimal128 to its
5845 natural boundary and handle it properly.
5847 2008-05-06 Martin Jambor <mjambor@suse.cz>
5849 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5850 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5851 (ipcp_method_set_orig_node): Removed.
5852 (ipcp_cval_get_cvalue_type): Removed.
5853 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5854 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5855 (ipcp_cval_set_cvalue_type): Removed.
5856 (ipcp_cval_get_cvalue): Removed.
5857 (ipcp_cval_set_cvalue): Removed.
5858 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5859 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5860 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5861 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5862 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5863 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5864 (ipcp_get_ith_lattice): Changed parameters.
5865 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5866 (ipcp_lattice_from_jfunc): Changed parameters.
5867 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5868 (ipcp_method_cval_print): Added temporary variable info.
5869 (ipcp_redirect): Removed already unused local variable caller.
5870 (ipcp_redirect): New temporary variable orig_callee_info
5871 (ipcp_redirect): Removed newly unused local variable callee.
5872 (ipcp_redirect): Removed (a bit confusing) local variable type.
5873 (ipcp_insert_stage): Added local variable info.
5874 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5876 (ipcp_formal_create): Removed.
5877 (ipcp_method_cval_set): Removed.
5878 (ipcp_propagate_stage): Renamed lattice variables.
5879 (ipcp_method_cval_set_cvalue_type): Removed.
5880 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5881 (ipcp_print_all_lattices): Changed printed strings to refer to
5882 lattices rather than cvals.
5883 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5884 (ipcp_propagate_const): Changed formal parameters.
5885 (build_const_val): Changed formal parameters.
5886 (ipcp_insert_stage): Removed useless variable cvalue
5887 (build_const_val): Changed formal parameters.
5888 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5889 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5890 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5891 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5892 (ipcp_print_func_profile_counts): Changed string from "method" to
5894 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5895 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5896 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5897 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5898 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5899 (ipcp_lat_is_const): Changed parameters and made inline.
5900 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5901 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5902 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5903 the predicate condition directly
5904 (ipcp_propagate_stage): Added local variable args. Removed local
5905 variable callee. (Both are mere code simplifications.)
5906 (ipcp_method_dont_insert_const): Renamed to
5907 ipcp_node_not_modifiable_p.
5908 (ipcp_node_not_modifiable_p): Made inline.
5909 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5910 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5911 (ipcp_print_all_lattices): Removed variable cvalue
5912 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5915 2008-05-06 Olivier Hainque <hainque@adacore.com>
5917 * tree-sra.c (try_instantiate_multiple_fields): Early return
5918 if field has POINTER_TYPE.
5920 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5922 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5923 by using 'q' specifier for instruction.
5924 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5926 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5928 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5929 Change mode of zero_extract from QImode to HImode.
5930 (sign bit tests peepholes): (Ditto.).
5932 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5934 * config/i386/mmx.md: Remove double backslashes from asm templates.
5935 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5936 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5937 to handle nonimmediate operands.
5938 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5939 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5940 to handle nonimmediate operands.
5941 (*mmx_<code>v2sf3_finite): New insn pattern.
5942 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5943 (mmx_<code>v2sf3): New expander. Use
5944 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5945 (mmx_<plusminus_insn><mode>3): New expander. Use
5946 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5947 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5948 (mmx_add<mode>3): Removed.
5949 (mmx_ssadd<mode>3): Ditto.
5950 (mmx_usadd<mode>3): Ditto.
5951 (mmx_sub<mode>3): Ditto.
5952 (mmx_sssub<mode>3): Ditto.
5953 (mmx_ussub<mode>3): Ditto.
5954 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5955 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5956 to handle nonimmediate operands.
5957 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5959 (mmx_smulv4hi3_highpart): New expander. Use
5960 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5961 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5963 (mmx_umulv4hi3_highpart): New expander. Use
5964 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5965 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5966 (mmx_<code>v4hi3): New expander. Use
5967 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5968 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5969 (mmx_<code>v8qi3): New expander. Use
5970 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5971 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5972 (mmx_<code><mode>3): New expander. Use
5973 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5975 2008-05-05 Jan Hubicka <jh@suse.cz>
5977 PR tree-optimization/36118
5978 * passes.c (pass_init_dump_file): Fix dump header.
5980 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5983 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5984 VCE for function decls.
5986 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5988 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5990 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5992 * config/i386/i386.md (sat_plusminus): New.
5993 (plusminus_insn): Likewise.
5994 (plusminus_mnemonic): Likewise.
5996 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5997 (*<addsub><mode>3_cc_overflow): Renamed to ...
5998 (*<plusminus_insn><mode>3_cc_overflow): This.
5999 (*<addsub>si3_zext_cc_overflow): Renamed to ...
6000 (*<plusminus_insn>si3_zext_cc_overflow): This.
6002 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
6003 (<plusminus_insn><mode>3): This.
6004 (*<addsub><mode>3): Renamed to ...
6005 (*<plusminus_insn><mode>3): This.
6006 (<sse>_vm<addsub><mode>3): Renamed to ...
6007 (<sse>_vm<plusminus_insn><mode>3): This.
6008 (sse3_h<addsub>v4sf3): Renamed to ...
6009 (sse3_h<plusminus_insn>v4sf3): This.
6010 (sse3_h<addsub>v2df3): Renamed to ...
6011 (sse3_h<plusminus_insn>v2df3): This.
6012 (<plusminus_insn><mode>3): New.
6013 (*<plusminus_insn><mode>3): Likewise.
6014 (sse2_<plusminus_insn><mode>3): Likewise.
6015 (add<mode>): Removed.
6016 (*add<mode>3): Likewise.
6017 (sse2_ssadd<mode>3): Likewise.
6018 (sse2_usadd<mode>3): Likewise.
6019 (sub<mode>3): Likewise.
6020 (*sub<mode>3): Likewise.
6021 (sse2_sssub<mode>3): Likewise.
6022 (sse2_ussub<mode>3): Likewise.
6024 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
6026 * gthr-single.h: Add in required interface elements as per gthr.h.
6027 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
6028 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
6029 Generalize UNUSED macro.
6030 (__gthread_once): Add.
6031 (__gthread_key_create): Add.
6032 (__gthread_key_delete): Add.
6033 (__gthread_getspecific): Add.
6034 (__gthread_setspecific): Add.
6036 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6038 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6039 the same size types for the indirect reference on the rhs, then
6042 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6044 * config/i386/i386.md
6045 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6046 one insn template instead of template series.
6047 (*xordi_1_rex64): Ditto.
6048 (*xordi_2_rex64): Ditto.
6050 2008-05-05 Ira Rosen <irar@il.ibm.com>
6052 PR tree-optimization/36119
6053 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
6056 2008-06-04 Jan Hubicka <jh@suse.cz>
6058 tree-optimization/36100
6059 * tree-pass.h (pass_O0_always_inline): Declare.
6060 * ipa-inline.c (inline_transform): Remove dead code.
6061 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6062 pass_O0_always_inline): New.
6063 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
6065 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
6067 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
6068 mnemonic in this_param move for TARGET_64BIT.
6070 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
6072 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
6073 (*strmovsi_rex_1): Ditto.
6074 (*strsetsi_1): Ditto.
6075 (*strsetsi_rex_1): Ditto.
6077 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
6078 adddicc expanders using SWI mode iterator.
6080 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
6083 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
6086 2008-05-04 David S. Miller <davem@davemloft.net>
6088 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
6089 (sparc*-*-linux*): Use linux.h in tm_file.
6090 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
6091 compiler defaulting to 32-bit.
6092 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
6094 * config/sparc/linux.h: Remove definitions now obtained
6095 properly from linux.h
6096 * config/sparc/linux64.h: Likewise.
6097 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
6098 don't want this setting for 32-bit builds in a biarch compiler.
6099 * doc/install.texi: Add sparc-linux to list of targets
6100 supporting --enable-targets=all.
6102 2008-05-03 Andrew Pinski <pinskia@gmail.com>
6104 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
6106 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
6108 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
6109 after V4SI_FTYPE_V8HI.
6110 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
6111 case V4SI_FTYPE_V2DF.
6113 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
6115 * doc/invoke.texi (max-flow-memory-locations): Removed.
6116 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
6118 2008-05-03 Richard Guenther <rguenther@suse.de>
6121 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
6123 2008-05-02 David S. Miller <davem@davemloft.net>
6125 * config.gcc (need_64bit_hwint): Document libcpp dependency.
6127 2008-05-02 Simon Baldwin <simonb@google.com>
6130 * c-common.h (warn_array_subscript_range): Removed.
6131 * c-common.c (warn_array_subscript_range): Ditto.
6132 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
6133 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
6135 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6137 * config/i386/i386.c (ix86_special_builtin_type): New.
6138 (bdesc_special_args): Likewise.
6139 (ix86_expand_special_args_builtin): Likewise.
6140 (ix86_init_mmx_sse_builtins): Updated.
6141 (ix86_expand_builtin): Updated.
6142 (ix86_expand_store_builtin): Removed.
6143 (ix86_expand_unop_builtin): Likewise.
6145 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6146 * config/i386/mmintrin.h (__v2sf): Here.
6148 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6150 (_mm_loadl_pi): Likewise.
6151 (_mm_storeh_pi): Replace __v2si with __v2sf.
6152 (_mm_storel_pi): Likewise.
6154 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6155 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6156 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6157 __builtin_ia32_loadlpd.
6159 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6161 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6162 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6163 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6164 (ix86_init_mmx_sse_builtins): Updated.
6165 (ix86_expand_args_builtin): Likewise.
6166 (ix86_expand_builtin): Likewise.
6167 (ix86_expand_unop1_builtin): Renamed to ...
6168 (ix86_expand_unop_vec_merge_builtin): This.
6170 2008-05-01 Jan Hubicka <jh@suse.cz>
6173 * ipa-inline.c (inline_generate_summary): Make static.
6174 (inline_transform): Do not call inlining at -O0; make static.
6175 * passes.c (execute_todo): Add sanity check.
6176 (execute_one_ipa_transform_pass): Execute proper flags.
6178 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
6180 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
6181 (DECL_NONADDRESSABLE_P): Likewise.
6182 * alias.c (record_component_aliases): Fix comment.
6184 2008-05-01 Simon Baldwin <simonb@google.com>
6186 * c-common.h (warn_array_subscript_range): New function.
6187 * c-common.c (warn_array_subscript_range): Ditto.
6188 * tree-vrp.c (check_array_ref): Corrected code to agree with
6189 comment, ignoring only arrays of size 0 or size 1.
6190 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
6192 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6194 * config/i386/i386.c (ix86_builtin_type): Replace
6195 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
6196 (bdesc_args): Updated.
6197 (ix86_init_mmx_sse_builtins): Likewise.
6198 (ix86_expand_args_builtin): Likewise.
6200 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
6203 * doc/extend.texi: Correct __builtin_ia32_palignr.
6205 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6208 * config/i386/i386.c (bdesc_crc32): Removed.
6209 (ix86_expand_crc32): Likewise.
6210 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
6211 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
6212 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
6213 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
6214 UINT_FTYPE_UINT_UCHAR.
6215 (bdesc_args): Updated. Add crc32 builtins.
6216 (ix86_init_mmx_sse_builtins): Updated.
6217 (ix86_expand_args_builtin): Updated to support subreg.
6219 * doc/extend.texi: Correct __builtin_ia32_crc32di.
6221 2008-05-01 Jan Hubicka <jh@suse.cz>
6223 * tree-pass.h (opt_pass): Add IPA_PASS.
6224 (varpool_node, cgraph_node): Forward declare.
6225 (ipa_opt_pass): Define.
6226 (pass_ipa_inline): Turn into ipa_opt_pass.
6227 (pass_apply_inline): Remove.
6228 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
6229 (apply_inline): Turn into ....
6230 (inline_transform): ... this one.
6231 (inline_generate_summary): New function.
6232 (pass_apply_inline): Remove.
6233 * function.h (ipa_opt_pass): Forward declare structure; typedef;
6235 (struct function): Add ipa_transforms_to_apply.
6236 * passes.c (register_one_dump_file): Work on IPA_PASS.
6237 (init_optimization_passes): Remove pass_inline_parameters and
6239 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
6240 (execute_one_pass) ... here; apply transforms when possible.
6241 (add_ipa_transform_pass, execute_ipa_summary_asses,
6242 execute_one_ipa_transform_pass): New.
6243 (execute_ipa_pass_list): Update for IPA_PASS type.
6245 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6247 * config/i386/i386.c (ix86_builtin_type): Add
6248 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
6249 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
6250 (bdesc_args): Add SSE4a builtins.
6251 (ix86_init_mmx_sse_builtins): Updated.
6252 (ix86_expand_args_builtin): Likewise.
6253 (ix86_expand_builtin): Likewise.
6255 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6257 * config/i386/i386.c (ix86_builtin_type): Add
6258 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
6259 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
6260 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
6261 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
6262 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
6263 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
6264 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
6265 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
6266 and DI_FTYPE_DI_DI_INT.
6267 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
6268 (ix86_init_mmx_sse_builtins): Updated.
6269 (ix86_expand_args_builtin): Likewise.
6270 (ix86_expand_builtin): Likewise.
6271 (ix86_expand_binop_imm_builtin): Removed.
6273 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6275 2008-04-30 Richard Guenther <rguenther@suse.de>
6277 PR tree-optimization/32921
6278 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6280 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6282 * config/arm/arm.c (arm_unwind_emit): Use
6283 crtl->all_throwers_are_sibcalls instead of
6284 cfun->all_throwers_are_sibcalls.
6285 (arm_output_fn_unwind): Likewise.
6286 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6287 instead of cfun->uses_pic_offset_table.
6288 (frv_expand_prologue): Likewise.
6289 (frv_frame_pointer_required): Likewise.
6290 (frv_expand_fdpic_call): Likewise.
6291 (frv_emit_movsi): Likewise.
6292 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6293 cfun->returns_pcc_struct instead of
6294 current_function_returns_pcc_struct.
6295 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6296 instead of cfun->calls_eh_return.
6297 (m32c_pushm_popm): Likewise.
6298 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6299 "extern" declaration.
6301 2008-04-30 Richard Guenther <rguenther@suse.de>
6303 PR tree-optimization/21636
6304 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6306 (evaluate_stmt): Print the likely value.
6307 (ccp_visit_stmt): Avoid excessive vertical spacing.
6309 2008-04-30 Rafael Espindola <espindola@google.com>
6311 * builtins.c (fold_call_expr): Return realret.
6312 * tree-ssa-threadedge.c
6313 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6314 __builtin_object_size.
6316 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6318 * gcc.c (wrapper_string): New variable.
6319 (insert_wrapper): New function.
6320 (execute): New option -wrapper.
6321 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6323 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6325 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6326 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6327 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6329 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6330 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6331 config/rs6000/e500crtres64gprctr.asm,
6332 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6333 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6334 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6335 config/rs6000/e500crtsav64gprctr.asm,
6336 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6337 config/rs6000/e500crtsavg64gprctr.asm: New files.
6338 * config/rs6000/t-ppccomm: Add build rules for new files.
6339 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6340 * config/rs6000/t-netbsd: Add build rules for new files.
6341 (LIB2FUNCS_STATIC_EXTRA): New variable.
6342 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6343 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6344 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6346 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6348 * config/i386/i386.c (ix86_builtin_type): Add
6349 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6350 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6351 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6352 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6353 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6354 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6355 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6356 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6357 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6358 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6359 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6360 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6361 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6362 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6363 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6364 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6365 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6366 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6367 V1DI_FTYPE_V2SI_V2SI.
6368 (bdesc_2arg): Moved to ...
6370 (ix86_init_mmx_sse_builtins): Updated.
6371 (ix86_expand_args_builtin): Updated. Take a pointer
6372 to const struct builtin_description. Handle comparison
6374 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6375 (ix86_expand_builtin): Updated.
6377 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6378 (ssse3_pmaddubsw128): This.
6379 (ssse3_pmaddubswv4hi3): Renamed to ...
6380 (ssse3_pmaddubsw): This.
6382 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6383 (__builtin_ia32_packssdw128): Likewise.
6384 (__builtin_ia32_packuswb128): Likewise.
6385 (__builtin_ia32_pmaddubsw): Likewise.
6386 (__builtin_ia32_pmaddubsw128): Likewise.
6388 2008-04-30 Richard Guenther <rguenther@suse.de>
6390 PR tree-optimization/14847
6391 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6392 (recognize_bits_test): Use it.
6393 (recognize_single_bit_test): Likewise.
6395 2008-04-30 Martin Jambor <mjambor@suse.cz>
6397 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6398 instead of setting number of formal parameters to zero.
6399 (ipcp_init_stage): Do not set the number of actual parameters to zero
6401 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6402 which are called with variable number of arguments.
6403 (ipcp_insert_stage): Explicitely skipping all nodes which are
6404 called with variable number of arguments.
6405 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6406 number of parameters.
6408 * ipa-prop.h (struct ipa_node_params): Added flag
6409 called_with_var_arguments
6410 (ipa_set_param_count): Added. Changed sole setter to use it.
6411 (ipa_get_param_count): Added. All readers of param_count
6412 converted to use it instead.
6413 (ipa_set_called_with_variable_arg): Added.
6414 (ipa_is_called_with_var_arguments): Added.
6415 (ipa_get_ith_param): Added. All readers of param_decls converted
6417 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6419 (ipa_get_cs_argument_count): Added, all readers of argument_count
6421 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6424 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6425 (struct ipcp_lattice): Renamed cval_type to type
6426 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6428 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6429 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6430 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6431 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6432 (build_const_val): Changed the type of parameter cvalue to tree
6433 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6434 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6436 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6439 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6440 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6441 (ipa_add_method): Renamed to ipa_push_func_to_list
6442 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6443 (ipa_callsite_param_count): Removed.
6444 (ipa_callsite_param_count_set): Removed.
6445 (ipa_callsite_param): Removed.
6446 (ipa_callsite_callee): Removed.
6447 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
6448 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
6449 (ipa_method_formal_count): Removed.
6450 (ipa_method_formal_count_set): Removed.
6451 (ipa_method_get_tree): Removed.
6452 (ipa_method_tree_map_create): Removed.
6453 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
6454 (ipa_create_param_decls_array): Creates the array itself
6455 (ipa_create_param_decls_array): Temporary variable info instead of
6457 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
6458 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
6459 (get_type): Removed.
6460 (ipa_jf_get_info_type): Removed.
6461 (ipa_node_create): Renamed to ipa_create_node_params
6462 (ipa_free): Renamed to ipa_free_all_node_params
6463 (ipa_nodes_create): Renamed to ipa_create_all_node_params
6464 (ipa_edges_create): Renamed to ipa_create_all_edge_args
6465 (ipa_edges_free): Renamed to ipa_free_all_edge_args
6466 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
6467 (ipa_free_all_node_params): Deallocation to jump_functions moved to
6468 ipa_free_all_edge_args
6469 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6470 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6471 (ipa_create_methodlist_node): Removed.
6472 (ipa_methodlist_method): Removed.
6473 (ipa_methodlist_method_set): Removed.
6474 (ipa_methodlist_next_method): Removed.
6475 (ipa_methodlist_next_method_set): Removed.
6476 (ipa_method_is_modified): Removed.
6477 (ipa_method_modify_create): Removed.
6478 (ipa_method_modify_init): Temporary variable info instead of a few
6480 (ipa_detect_param_modifications): Temporary variable info instead of
6482 (ipa_compute_jump_functions): Temporary variable info instead of
6484 (ipa_method_modify_set): Removed.
6485 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6486 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6487 than craph_node as the first parameter.
6488 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6489 (ipa_method_modify_init): Removed.
6490 (ipa_compute_jump_functions): Added a temp variable instead of
6491 repeatadly dereferencing the cgraph_edge.aux pointer
6492 (ipa_callsite_param_set_type): Removed.
6493 (ipa_compute_jump_functions): i renamed to index and moved to
6495 (ipa_callsite_param_set_info_type_formal): Removed.
6496 (ipa_callsite_param_set_info_type): Removed.
6497 (ipa_callsite_param_map_create): Removed.
6498 (ipa_callsite_tree): Removed.
6499 (ipa_callsite_caller): Removed.
6500 (ipa_pop_func_from_list): return_method removed to return_func
6502 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6503 prefixed all values with IPA_. Changed all users.
6504 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6505 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6506 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6507 (union parameter_info): Renamed to jump_func_value.
6508 (union jump_func_value): Renamed value to constant
6509 (struct ipa_jump_func): Renamed info_type to value
6510 (struct ipa_node): Renamed to ipa_node_params
6511 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6512 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6513 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6514 (struct ipa_edge): Renamed to ipa_edge_args
6515 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6516 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6517 (struct ipa_methodlist): Renamed to ipa_func_list
6518 (struct ipa_func_list): method_p renamed to node, next_method
6520 (ipa_methodlist_p): Removed, switched all users to struct pointer
6521 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6523 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6525 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6526 (rs6000_emit_epilogue): Use backchain to restore only when we
6527 have a large frame. Make use of frame pointer to restore if we
6528 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6530 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6532 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6533 Add mode to zero_extract.
6534 (sign bit tests peepholes): (Ditto.).
6536 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6538 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6539 Instructions in comments with SSE3.
6540 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6541 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6542 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6543 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6544 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6545 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6546 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6547 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6548 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6549 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6550 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6551 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6552 (bdesc_sse_args): Renamed to ...
6553 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6554 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6555 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6557 (bdesc_1arg): Moved to ...
6559 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6560 Instructions in comments with SSE3.
6561 (ix86_expand_sse_operands_builtin): Renamed to ...
6562 (ix86_expand_args_builtin): This. Updated.
6563 (ix86_expand_unop1_builtin): Update comments.
6564 (ix86_expand_builtin): Updated.
6566 2008-04-29 Richard Guenther <rguenther@suse.de>
6568 PR tree-optimization/36078
6569 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6570 Update virtual SSA form after cleaning up the CFG.
6572 2008-04-29 Richard Guenther <rguenther@suse.de>
6575 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6577 2008-04-29 Richard Guenther <rguenther@suse.de>
6579 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6580 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6581 (compute_flow_insensitive_aliasing): Do not treat
6582 PTR_IS_REF_ALL pointers special.
6583 (get_smt_for): Likewise.
6584 (may_alias_p): Re-structure.
6585 (is_escape_site): A ref-all pointer conversion is not an escape site.
6586 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6587 PTR_IS_REF_ALL pointers special.
6588 * tree-ssa-structalias.h (struct alias_info): Remove
6589 ref_all_symbol_mem_tag field.
6590 (PTR_IS_REF_ALL): Remove.
6592 2008-04-29 Richard Guenther <rguenther@suse.de>
6595 * fold-const.c (extract_muldiv_1): In combining division constants
6596 make sure to never overflow.
6598 2008-04-29 Nick Clifton <nickc@redhat.com>
6600 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6602 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6605 * optc-gen.awk: Work around HP-UX/IA awk bug.
6607 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6609 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6612 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6615 * config/i386/i386.md
6616 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6617 Change operand 1 predicate to nonimmediate_operand.
6619 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6622 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6624 * gengtype.c (walk_type, write_func_for_structure): Handle
6626 * doc/gty.texi: Document chain_circular.
6628 2008-04-28 Richard Guenther <rguenther@suse.de>
6630 PR tree-optimization/36066
6631 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6634 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6637 * config/i386/i386.md
6638 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6639 Use match_scratch instead of match_operand for operands 3 and 4.
6641 2008-04-27 Richard Guenther <rguenther@suse.de>
6643 PR tree-optimization/18754
6644 PR tree-optimization/34223
6645 * tree-pass.h (pass_complete_unrolli): Declare.
6646 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6647 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6648 Rewrite loop into loop closed SSA form if it is not already.
6649 (tree_unroll_loops_completely): Re-structure to iterate over
6650 innermost loops with intermediate CFG cleanups.
6651 Unroll outermost loops only if requested or the code does not grow
6653 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6654 loops are available.
6655 (tree_vectorize): Instead do so here.
6656 (tree_complete_unroll): Also unroll outermost loops.
6657 (tree_complete_unroll_inner): New function.
6658 (gate_tree_complete_unroll_inner): Likewise.
6659 (pass_complete_unrolli): New pass.
6660 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6661 uses outside of the loop.
6662 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6663 form if it is available.
6664 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6665 * passes.c (init_optimization_passes): Schedule complete inner
6666 loop unrolling pass before the first CCP pass after final inlining.
6668 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6670 * targhooks.h (default_emutls_var_fields,
6671 default_emutls_var_init): Declare.
6672 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6673 * target.h (struct gcc_target): Add struct emutls member.
6674 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6675 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6676 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6677 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6678 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6679 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6680 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6681 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6682 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6683 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6684 emit debug information.
6685 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6686 * varasm.c: Include targhooks.h.
6687 (emutls_object_section, emutls_tmpl_section): New.
6688 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6689 (EMUTLS_SEPARATOR): New.
6691 (get_emutls_object_name): New.
6692 (default_emutls_var_fields): New, broken out of ...
6693 (get_emutls_object_type): ... here. Adjust to use target hooks.
6694 (get_emutls_init_templ_addr): Adjust to use target hooks.
6695 (emutls_decl): Adjust to use target hooks.
6696 (emutls_finish): Likewise.
6697 (default_emutls_var_init): New, broken out of ...
6698 (assemble_variable): ... here. Adjust to use target hooks.
6699 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6701 * c-common.c (handle_section_attribute): Prevent overriding
6702 sections for emulated tls with special sections.
6703 * config/i386/i386.c (x86_64_elf_select_section): Add
6704 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6705 (x86_64_elf_unique_section): Likewise.
6706 * config/vxworks.c: Include tree.h.
6707 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6708 (vxworks_override_options): Set TLS scheme.
6709 * doc/tm.texi (Emulated TLS): New node.
6711 2008-04-26 Simon Baldwin <simonb@google.com>
6714 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6715 with propagated string constants.
6717 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6719 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6720 constraint for operand 2 when operand 0 is memory operand.
6721 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6722 operand 0 is memory operand.
6723 (fix_trunc<mode>_i387_with_temp): Ditto.
6724 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6725 operand 2 when operand 1 is memory operand.
6726 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6727 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6728 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6729 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6730 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6731 operands 2,3 and 4 when operand 1 is memory operand.
6732 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6734 (fistdi2_floor_with_temp): Ditto.
6735 (fist<mode>2_floor_with_temp): Ditto.
6736 (fistdi2_ceil_with_temp): Ditto.
6737 (fist<mode>2_ceil_with_temp): Ditto.
6738 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6740 2008-04-26 David Daney <ddaney@avtrex.com>
6742 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6744 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6745 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6746 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6747 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6748 (compare_and_swap_12): New insn.
6749 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6750 * config/mips/mips.c (mips_force_binary): New function.
6751 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6752 (mips_expand_compare_and_swap_12): New function.
6753 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6755 2008-04-25 Jan Hubicka <jh@suse.cz>
6758 * cfgexpand.c (pass_expand): Turn into RTL pass.
6759 * passes.c (execute_one_pass): Do pass typechecking after execution.
6760 * tree-pass.h (pass_expand): Turn into RTL pass.
6762 * function.h (struct rtl_data): Move here fields
6763 accesses_prior_frames, calls_eh_return, saves_all_registers,
6764 has_nonlocal_goto, has_asm_statement, is_thunk,
6765 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6766 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6767 arg_pointer_save_area_init from struct function; turn into bool.
6768 (struct function): Move
6769 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6770 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6771 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6772 tail_call_emit, arg_pointer_save_area_init
6773 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6774 (current_function_returns_struct, current_function_returns_pcc_struct,
6775 current_function_calls_setjmp, current_function_calls_alloca,
6776 current_function_accesses_prior_frames,
6777 current_function_calls_eh_return, current_function_is_thunk,
6778 current_function_stdarg, current_function_profile,
6779 current_function_limit_stack, current_function_uses_pic_offset_table,
6780 current_function_uses_const_pool, current_function_has_nonlocal_label,
6781 current_function_saves_all_registers,
6782 current_function_has_nonlocal_goto,
6783 current_function_has_asm_statement): Remove accesor macros.
6784 * ra-conflict.c (global_conflicts): Update.
6785 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6786 (suitable_for_tail_call_opt_p): Update.
6787 * builtins.c (expand_builtin_return_addr): Update.
6788 (expand_builtin_setjmp_setup): Update.
6789 (expand_builtin_nonlocal_goto): Update.
6790 * final.c (final_start_function): Update.
6791 (profile_function): Update.
6792 (leaf_function_p): Update.
6793 (only_leaf_regs_used): Update.
6794 * df-scan.c (df_get_exit_block_use_set): Update.
6795 * dojump.c (clear_pending_stack_adjust): Update.
6796 * tree-stdarg.c (gate_optimize_stdarg): Update.
6797 * gimple-low.c (lower_function_body): Update.
6798 * global.c (compute_regsets): Update.
6799 (global_alloc): Update.
6800 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6801 * expr.c (expand_assignment): Update.
6802 * dse.c (dse_step0): Update.
6803 (dse_step1): Update.
6804 * c-decl.c (store_parm_decls): Update.
6805 * local-alloc.c (combine_regs): Update.
6806 (find_free_reg): Update.
6807 * function.c (assign_parms_augmented_arg_list): Update.
6808 (assign_parm_find_data_types): Update.
6809 (assign_parms): Update.
6810 (allocate_struct_function): Update.
6811 (expand_function_start): Update.
6812 (expand_function_end): Update.
6813 (get_arg_pointer_save_area): Update.
6814 (thread_prologue_and_epilogue_insns): Update.
6815 (rest_of_match_asm_constraints): Update.
6816 * stor-layout.c (variable_size): Update.
6817 * gcse.c (gcse_main): Update.
6818 (bypass_jumps): Update.
6819 * gimplify.c (gimplify_function_tree): Update.
6820 * calls.c (emit_call_1): Update.
6821 (expand_call): Update.
6822 * bt-load.c (compute_defs_uses_and_gen): Update.
6823 * except.c (sjlj_assign_call_site_values): Update.
6824 (sjlj_emit_function_enter): Update.
6825 (can_throw_external): Update.
6826 (set_nothrow_function_flags): Update.
6827 (expand_builtin_unwind_init): Update.
6828 (expand_eh_return): Update.
6829 (convert_to_eh_region_ranges): Update.
6830 (output_function_exception_table): Update.
6831 * emit-rtl.c (gen_tmp_stack_mem): Update.
6832 * cfgexpand.c (expand_used_vars): Update.
6833 (tree_expand_cfg): Update.
6834 * cfgcleanup.c (rest_of_handle_jump): Update.
6835 * explow.c (allocate_dynamic_stack_space): Update.
6836 * varasm.c (assemble_start_function): Update.
6837 (force_const_mem): Update.
6838 (mark_constant_pool): Update.
6839 * tree-optimize.c (tree_rest_of_compilation): Update.
6840 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6841 * tree-cfg.c (notice_special_calls): Update.
6842 (is_ctrl_altering_stmt): Update.
6843 (tree_can_make_abnormal_goto): Update.
6844 (tree_purge_dead_abnormal_call_edges): Update.
6845 * config/alpha/predicates.md: Update.
6846 * config/alpha/alpha.c (alpha_sa_mask): Update.
6847 (alpha_sa_size): Update.
6848 (alpha_does_function_need_gp): Update.
6849 (alpha_expand_prologue): Update.
6850 (alpha_start_function): Update.
6851 (alpha_output_function_end_prologue): Update.
6852 (alpha_expand_epilogue): Update.
6853 * config/frv/frv.c (frv_stack_info): Update.
6854 (frv_expand_epilogue): Update.
6855 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6856 (s390_register_info): Update.
6857 (s390_frame_info): Update.
6858 (s390_init_frame_layout): Update.
6859 (s390_can_eliminate): Update.
6860 (save_gprs): Update.
6861 * config/spu/spu.c (spu_split_immediate): Update.
6862 (need_to_save_reg): Update.
6863 (spu_expand_prologue): Update.
6864 (spu_expand_epilogue): Update.
6865 * config/sparc/sparc.md: Update.
6866 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6867 (sparc_tls_got): Update.
6868 (legitimize_pic_address): Update.
6869 (sparc_emit_call_insn): Update.
6870 (sparc_expand_prologue): Update.
6871 (output_return): Update.
6872 (print_operand): Update.
6873 (sparc_function_ok_for_sibcall): Update.
6874 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6875 * config/m32r/m32r.md: Update.
6876 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6877 (m32r_compute_frame_size): Update.
6878 (m32r_expand_prologue): Update.
6879 (m32r_expand_epilogue): Update.
6880 (m32r_legitimize_pic_address): Update.
6881 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6882 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6883 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6885 (ix86_save_reg): Update.
6886 (ix86_compute_frame_layout): Update.
6887 (ix86_expand_prologue): Update.
6888 (ix86_expand_epilogue): Update.
6889 * config/sh/sh.c (output_stack_adjust): Update.
6890 (calc_live_regs): Update.
6891 (sh5_schedule_saves): Update.
6892 (sh_expand_prologue): Update.
6893 (sh_expand_epilogue): Update.
6894 (sh_setup_incoming_varargs): Update.
6895 (sh_allocate_initial_value): Update.
6896 (sh_get_pr_initial_val): Update.
6897 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6898 * config/sh/sh.md (label:): Update.
6899 * config/avr/avr.c (out_movhi_mr_r): Update.
6900 * config/crx/crx.h (enum): Update.
6901 * config/xtensa/xtensa.h (along): Update.
6902 * config/stormy16/stormy16.c Update.
6903 (xstormy16_compute_stack_layout): Update.
6904 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6905 (fr30_expand_prologue): Update.
6906 * config/cris/cris.c (cris_conditional_register_usage): Update.
6907 (cris_reg_saved_in_regsave_area): Update.
6908 (cris_initial_frame_pointer_offset): Update.
6909 (cris_simple_epilogue): Update.
6910 (cris_expand_prologue): Update.
6911 (cris_expand_epilogue): Update.
6912 (cris_expand_pic_call_address): Update.
6913 (cris_asm_output_symbol_ref): Update.
6914 (cris_asm_output_label_ref): Update.
6915 * config/cris/cris.md Update.
6916 * config/iq2000/iq2000.c (compute_frame_size): Update.
6917 (iq2000_expand_epilogue): Update.
6918 * config/mt/mt.h (save_direction): Update.
6919 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6920 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6921 (ia64_secondary_reload_class): Update.
6922 * config/m68k/m68k.c (m68k_save_reg): Update.
6923 (m68k_expand_prologue): Update.
6924 (m68k_expand_epilogue): Update.
6925 (legitimize_pic_address): Update.
6926 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6927 (first_reg_to_save): Update.
6928 (first_altivec_reg_to_save): Update.
6929 (compute_vrsave_mask): Update.
6930 (compute_save_world_info): Update.
6931 (rs6000_stack_info): Update.
6932 (spe_func_has_64bit_regs_p): Update.
6933 (rs6000_ra_ever_killed): Update.
6934 (rs6000_emit_eh_reg_restore): Update.
6935 (rs6000_emit_allocate_stack): Update.
6936 (rs6000_emit_prologue): Update.
6937 (rs6000_emit_epilogue): Update.
6938 (rs6000_output_function_epilogue): Update.
6939 (output_profile_hook): Update.
6940 (rs6000_elf_declare_function_name): Update.
6941 * config/rs6000/rs6000.h (rs6000_args): Update.
6942 * config/rs6000/rs6000.md: Update.
6943 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6944 * config/arc/arc.c (arc_output_function_epilogue): Update.
6945 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6946 * config/darwin.c (machopic_function_base_name): Update.
6947 * config/score/score3.c (score3_compute_frame_size): Update.
6950 (score3_epilogue): Update.
6951 * config/score/score7.c (score7_compute_frame_size): Update.
6952 (score7_prologue): Update.
6953 (score7_epilogue): Update.
6954 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6955 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6956 * config/arm/arm.c (use_return_insn): Update.
6957 (require_pic_register): Update.
6958 (arm_load_pic_register): Update.
6959 (arm_compute_save_reg0_reg12_mask): Update.
6960 (arm_compute_save_reg_mask): Update.
6961 (thumb1_compute_save_reg_mask): Update.
6962 (output_return_instruction): Update.
6963 (arm_output_function_prologue): Update.
6964 (arm_output_epilogue): Update.
6965 (arm_get_frame_offsets): Update.
6966 (arm_expand_prologue): Update.
6967 (thumb_pushpop): Update.
6968 (thumb_exit): Update.
6969 (thumb1_expand_prologue): Update.
6970 (thumb1_expand_epilogue): Update.
6971 (arm_unwind_emit): Update.
6972 (arm_output_fn_unwind): Update.
6973 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6974 * config/arm/arm.md: Update.
6975 * config/pa/pa.md: Update.
6976 * config/pa/pa.c (legitimize_pic_address): Update.
6977 (compute_frame_size): Update.
6978 (hppa_expand_prologue): Update.
6979 (hppa_expand_epilogue): Update.
6980 (borx_reg_operand): Update.
6981 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6982 (HARD_REGNO_RENAME_OK): Update.
6983 * config/mips/mips.c (mips_global_pointer): Update.
6984 (mips_save_reg_p): Update.
6985 (mips_compute_frame_info): Update.
6986 (mips_frame_pointer_required): Update.
6987 (mips_expand_prologue): Update.
6988 (mips_expand_epilogue): Update.
6989 (mips_can_use_return_insn): Update.
6990 (mips_reorg_process_insns): Update.
6991 * config/v850/v850.c (compute_register_save_size): Update.
6992 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6993 * config/mmix/mmix.c (along): Update.
6994 (mmix_expand_epilogue): Update.
6995 * config/bfin/bfin.c (legitimize_pic_address): Update.
6996 (must_save_p): Update.
6997 (stack_frame_needed_p): Update.
6998 (add_to_reg): Update.
6999 (bfin_expand_prologue): Update.
7000 * stmt.c (expand_asm_operands): Update.
7001 * reload1.c (reload): Update.
7002 (init_elim_table): Update.
7004 2008-04-25 Bob Wilson <bob.wilson@acm.org>
7006 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
7008 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7010 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
7011 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
7012 (mov<mode>): Removed.
7013 (*movv4sf_internal): Likewise.
7014 (*movv2df_internal): Likewise.
7016 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
7018 * config.gcc (crx-*-elf): Remove deprecation.
7020 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7022 * config/i386/cygming-crtend.c (register_frame_ctor): Register
7023 __gcc_deregister_frame with atexit.
7024 (deregister_frame_dtor): Remove.
7026 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
7027 Nathan Sidwell <nathan@codesourcery.com>
7029 * config/rs6000/rs6000.opt (mspe): Remove Var property.
7031 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7032 (rs6000_isel): Likewise.
7033 * config/rs6000/rs6000.c (rs6000_spe): New variable.
7034 (rs6000_isel): New variable.
7035 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7037 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7040 * c-common.c (handle_vector_size_attribute): Call
7041 lang_hooks.types.reconstruct_complex_type instead of
7042 reconstruct_complex_type.
7043 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7044 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7045 * langhooks.h (struct lang_hooks_for_types): Add
7046 reconstruct_complex_type hook.
7047 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7048 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
7050 2008-04-24 Richard Guenther <rguenther@suse.de>
7052 * c-common.h (check_builtin_function_arguments): Declare.
7053 * c-common.c (validate_nargs): New function.
7054 (check_builtin_function_arguments): Likewise.
7055 * c-typeck.c (build_function_call): Call
7056 check_builtin_function_arguments.
7057 * builtins.c (fold_builtin_classify): Remove error reporting code.
7058 (fold_builtin_unordered_cmp): Likewise.
7059 (fold_builtin_1): Likewise.
7060 (fold_builtin_n): Likewise.
7062 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7064 PR tree-optimization/36008
7065 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
7066 the original op1, rather than delta by step.
7068 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
7069 Sebastian Pop <sebastian.pop@amd.com>
7071 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7072 eliminate_local_variables_stmt, eliminate_local_variables,
7073 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7074 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7075 of code delimited by two edges in the CFG.
7076 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7077 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7078 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7079 the case of parallelisation of reductions.
7080 (expr_invariant_in_region_p): New.
7082 * tree-flow.h (gather_blocks_in_sese_region): Declared.
7083 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7085 2008-04-24 Ira Rosen <irar@il.ibm.com>
7086 Richard Guenther <rguenther@suse.de>
7088 PR tree-optimization/36034
7089 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
7090 incapable of dealing with loads with gaps.
7092 2008-04-24 Rafael Espindola <espindola@google.com>
7094 * tree-flow.h (vrp_evaluate_conditional): Change signature.
7095 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7096 vrp_evaluate_conditional.
7097 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
7098 (vrp_evaluate_conditional): Split the cond argument.
7099 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
7100 (simplify_stmt_for_jump_threading): Update call to
7101 vrp_evaluate_conditional.
7103 2008-04-24 Ira Rosen <irar@il.ibm.com>
7105 PR tree-optimization/35982
7106 * tree-vect-analyze.c (vect_check_interleaving): Check that the
7107 interleaved data-refs are of the same type.
7109 2008-04-24 Danny Smith <dannysmith@users.net>
7111 * c-format.c (check_format_info_main): Use strncmp rather than a
7112 magic prefix to handle multichar length specs.
7113 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
7114 Don't prefix "I64" and "I32" with '\0'.
7116 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7119 * config/i386/i386.c (init_cumulative_args): Don't pass anything
7120 in registers for -m32 only if stdarg_p (fntype).
7122 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
7124 PR rtl-optimization/36006
7125 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
7126 temp to op0 in order to avoid invalid rtx sharing.
7128 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7130 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
7131 check TREE_INVARIANT.
7132 * tree-gimple.c (is_gimple_address): New.
7133 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
7134 * tree-gimple.h (is_gimple_address): New.
7135 * tree.h (decl_address_invariant_p): New.
7136 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
7137 (build_string): Likewise.
7138 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7139 (tree_invariant_p_1): Likewise.
7140 (save_expr): Use it.
7141 (tree_invariant_p): New.
7142 (skip_simple_arithmetic): Use it.
7143 (stabilize_reference_1): Use it.
7144 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7146 (build1_stat): Drop code to compute TREE_INVARIANT.
7147 (build2_stat): Drop code to compute TREE_INVARIANT.
7148 (build3_stat): Drop code to compute TREE_INVARIANT.
7149 (build4_stat): Drop code to compute TREE_INVARIANT.
7150 (build5_stat): Drop code to compute TREE_INVARIANT.
7151 (build7_stat): Drop code to compute TREE_INVARIANT.
7152 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7153 * tree.h (struct tree_base): Remove invariant_flag.
7154 (TREE_INVARIANT): Remove.
7155 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7156 (fold_builtin_expect): Check TREE_CONSTANT.
7157 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7158 * c-tree.h (c_expr_to_decl): Drop third parameter.
7159 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7160 (build_c_cast): Don't set TREE_INVARIANT.
7161 (pop_init_level): Don't set TREE_INVARIANT.
7162 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7163 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
7165 (gimplify_init_constructor): Don't set TREE_INVARIANT.
7166 (gimplify_addr_expr): Adjust comment.
7167 * tree-mudflap.c (mf_build_string):
7168 * print-tree.c (print_node): Don't print TREE_INVARIANT.
7169 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
7170 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
7171 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
7172 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
7173 * langhooks.h (struct lang_hooks): Drop third parameter from
7176 2008-04-23 Richard Guenther <rguenther@suse.de>
7178 PR tree-optimization/27799
7179 PR tree-optimization/32921
7180 PR tree-optimization/32624
7181 * tree-ssa-structalias.c (merge_smts_into): Only merge the
7182 SMTs aliases and the tag itself into the solution.
7183 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
7184 merge the points-to solution back into the SMT aliases.
7185 (may_alias_p): Use alias_set_subset_of instead of
7186 aliases_conflict_p. A pointer which points to
7187 memory with alias set zero may access any variable.
7189 2008-04-23 Richard Guenther <rguenther@suse.de>
7191 * alias.c (alias_set_subset_of): Correctly handle asking
7192 if zero is a subset of an alias set with zero child.
7193 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
7194 (compute_flow_insensitive_aliasing): Correctly walk all
7195 pointers. Do not unnecessarily union sets.
7197 2008-04-23 Richard Guenther <rguenther@suse.de>
7200 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
7202 2008-04-22 Tomas Bily <tbily@suse.cz>
7204 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
7206 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
7208 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7209 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7210 * tree-inline.c (estimate_num_insns_1): Likewise.
7211 * varasm.c (const_hash_1, compare_constant, copy_constant)
7212 (compute_reloc_for_constant, output_addressed_constants): Likewise.
7213 * emit-rtl.c (component_ref_for_mem_expr)
7214 (set_mem_attributes_minus_bitpos): Likewise.
7215 * expr.c (highest_pow2_factor, expand_expr_real_1, )
7216 (is_aligning_offset): Likewise.
7217 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
7218 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7219 * dojump.c (do_jump): Likewise.
7220 * builtins.c (get_pointer_alignment, get_memory_rtx)
7221 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
7222 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
7224 2008-04-23 Jakub Jelinek <jakub@redhat.com>
7226 PR rtl-optimization/36017
7227 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
7228 expanding the library call.
7230 2008-04-22 Ian Lance Taylor <iant@google.com>
7232 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
7235 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
7237 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
7238 of LR/CTR moves for Power6.
7240 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7243 * passes.c (init_optimization_passes): Remove
7244 pass_fast_rtl_byte_dce.
7246 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
7249 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
7250 builtin functions to generate faster code.
7251 (_mm_cvtpu16_ps): Ditto.
7252 (_mm_cvtpi32x2_ps): Ditto.
7254 2008-04-22 Nick Clifton <nickc@redhat.com>
7256 * common.opt (ftree-loop-distribution): Add Optimization
7259 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
7260 (frv_expand_builtin_va_start): Likewise.
7262 * config/arm/arm.c (thumb_find_work_register): Fix location of
7263 argument register count.
7265 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7267 Support scheduling for ColdFire V1 and V3 microarchitecture.
7268 Improve scheduling of multiplication instructions.
7270 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
7271 (mac): New instruction attribute.
7272 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
7273 (m68k_sched_mac): New variable.
7274 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7275 Handle cfv1 and cfv3.
7276 (max_insn_size): New static variable.
7277 (struct _sched_ib): New type.
7278 (sched_ib): New static variable.
7279 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7280 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7281 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7283 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7284 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7285 new variables. Update.
7286 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7287 Add modeling of cfv3 instruction buffer. Update.
7288 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7289 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7290 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7291 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7292 a particular reservation applies to.
7293 (type2): Reorganize attribute values. Rename alu to alu_reg,
7294 alu_l to alu, move_l to omove. Join move to alu. Split mul
7296 (cf_ib_*): Simplify description of instruction buffer.
7297 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7298 (cf_mem): Split into cf_mem1 and cf_mem2.
7299 (cf_v2_move_??): Rename to cfv12_alu_??.
7300 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7301 (cf_v2_mul_??): Remove reservations.
7302 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7303 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7304 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7306 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7307 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7308 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7309 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7310 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7311 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7312 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7313 expansions of the above reservations for instructions of sizes
7316 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7318 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7320 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7322 * coverage.c: Include tree-pass.h.
7323 (coverage_counter_alloc): Print da_file_name to the dump file.
7325 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7327 * sbitmap.c (sbitmap_range_empty_p): New function.
7328 * sbitmap.h (sbitmap_range_empty_p): New function.
7329 * bitmap.h: Now includes obstack.h.
7331 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7332 Kenneth Zadeck <zadeck@naturalbridge.com>
7334 * dbgcnt.def (ra_byte_scan): Added.
7335 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7336 when the last hit happens for a counter.
7337 * timevar.def (TV_DF_BYTE_LR): New variable.
7338 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7339 * passes.c (pass_fast_rtl_byte_dce): New pass.
7340 * fwprop.c (update_df): Added mode to call df_ref_create.
7341 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7342 DF_REF_EXTRACT_OFFSET.
7343 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7344 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7346 (df_ref_extract): Added mode field.
7347 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7348 DF_REF_EXTRACT_OFFSET.
7349 (DF_REF_EXTRACT_MODE): New macro.
7350 (df_byte_lr_bb_info): New structure.
7351 (df_print_byte_regset, df_compute_accessed_bytes,
7352 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7353 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7354 df_byte_lr_simulate_uses,
7355 df_byte_lr_simulate_artificial_refs_at_top,
7356 df_byte_lr_simulate_artificial_refs_at_end,
7357 df_compute_accessed_bytes): New function.
7358 (df_ref_create): Add parameter.
7359 (df_byte_lr_get_bb_info): New inline function.
7360 * df-scan.c (df_ref_record, df_uses_record,
7361 df_ref_create_structure): Added mode parameter.
7362 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7363 df_defs_record, df_uses_record, df_get_conditional_uses,
7364 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7365 df_entry_block_defs_collect, df_exit_block_uses_collect):
7366 Added mode parameter to calls to df_ref_record, df_uses_record,
7367 df_ref_create_structure.
7368 (df_ref_equal_p, df_ref_compare): Added test for modes.
7369 (df_ref_create_structure): Added code to set mode. Renamed
7370 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7371 DF_REF_EXTRACT_OFFSET.
7372 * df-core.c (df_print_byte_regset): New function.
7373 * df-byte-scan.c: New file.
7374 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7375 calls to BITMAP_FREE.
7376 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7377 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7378 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7379 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7380 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7381 df_byte_lr_local_compute, df_byte_lr_init,
7382 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7383 df_byte_lr_transfer_function, df_byte_lr_free,
7384 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7385 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7386 df_byte_lr_simulate_uses,
7387 df_byte_lr_simulate_artificial_refs_at_top,
7388 df_byte_lr_simulate_artificial_refs_at_end): New function.
7389 * dce.c (byte_dce_process_block): New function.
7390 (dce_process_block): au is now passed in rather than computed
7391 locally. Changed loops that look at artificial defs to not look
7392 for conditional or partial ones, because there never are any.
7393 (fast_dce): Now is able to drive byte_dce_process_block or
7394 dce_process_block depending on the kind of dce being done.
7395 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7396 (rest_of_handle_fast_byte_dce): New function.
7397 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7398 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7400 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7403 * gcc.h: Added fortran options that take arguments to
7404 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7407 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7409 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7410 scalarization if on the LHS and not a full access.
7412 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7414 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7416 2008-04-18 Rafael Espindola <espindola@google.com>
7418 * tree-vrp.c (find_case_label_index): Fix the binary search.
7419 (find_case_label_range): New.
7420 (vrp_visit_switch_stmt): Use find_case_label_range.
7421 (simplify_switch_using_ranges): Use find_case_label_range.
7423 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7425 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7426 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7428 2008-04-18 Tom Tromey <tromey@redhat.com>
7431 * doc/cpp.texi (Implementation-defined behavior): Mention
7434 2008-04-18 Ian Lance Taylor <iant@google.com>
7436 * fold-const.c (pointer_may_wrap_p): New static function.
7437 (fold_comparison): Add another test for pointer overflow. Use
7438 pointer_may_wrap_p to disable some false positives.
7440 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7442 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7443 (fname_as_string): Match updated cpp_interpret_string prototype.
7444 (fix_string_type): Support char16_t* and char32_t*.
7445 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7446 derivative) nodes. Register as builtin if C++0x.
7447 (c_parse_error): Support CPP_CHAR{16,32}.
7448 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
7449 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
7450 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
7451 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
7452 CTI_CHAR32_ARRAY_TYPE>: New elements.
7453 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
7454 char32_type_node, signed_char32_type_node, char16_array_type_node,
7455 char32_array_type_node): New defines.
7456 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
7457 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
7458 (lex_string): Support CPP_STRING{16,32}, match updated
7459 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
7460 (lex_charconst): Support CPP_CHAR{16,32}.
7461 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
7462 and CPP_STRING{16,32}.
7464 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
7467 * aclocal.m4: Regenerate.
7468 * configure: Regenerate.
7470 2008-04-18 Jan Hubicka <jh@suse.cz>
7472 * except.c (dw2_size_of_call_site_table,
7473 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7475 * cgraphbuild.c (build_cgraph_edges): Update.
7476 * tree-pass.h: Update comment.
7477 * final.c (leaf_function_p): Update.
7478 (leaf_renumber_regs): Update.
7479 (rest_of_clean_state): Update.
7480 * omp-low.c (expand_omp_parallel): Update.
7481 * ipa-reference.c (analyze_function): Update.
7482 * reorg.c (find_end_label): Update.
7483 (optimize_skip): Update.
7484 (fill_simple_delay_slots): Update.
7485 (fill_simple_delay_slots): Update.
7486 (make_return_insns): Update.
7487 (dbr_schedule): Update.
7488 * gimple-low.c (record_vars_into): Update.
7489 * cfgbuild.c (make_edges): Update.
7490 * function.c (assign_stack_local): Update.
7491 (assign_parm_adjust_stack_rtl): Update.
7492 (locate_and_pad_parm): Update.
7493 (allocate_struct_function): Do not initialize stack_alignment_needed
7494 and preferred_stack_boundary here.
7495 (stack_protect_prologue): Update.
7496 (stack_protect_epilogue): Update.
7497 (expand_function_start): Initialize stack_alignment_needed,
7498 preferred_stack_boundary and max_jumptable_ents.
7499 (expand_function_end): Update.
7500 (free_after_compilation): Do not NULLify epilogue_delay_list.
7501 * function.h (struct rtl_data): Add stack_protect_guard,
7502 stack_alignment_needed,
7503 preferred_stack_boundary, epilogue_delay_list.
7504 (struct function): Remove value_histograms, stack_alignment_needed,
7505 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7507 unexpanded_var_list, stack_protect_guard.
7508 (current_function_epilogue_delay_list): Remove.
7509 * ipa-type-escape.c (analyze_function): Update.
7510 * gimplify.c (pop_gimplify_context): Update comment.
7511 * calls.c (expand_call): Update.
7512 (emit_library_call_value_1): Update.
7513 * except.c (set_nothrow_function_flags): Update.
7514 * cfgexpand.c (get_decl_align_unit): Update.
7515 (create_stack_guard): Update.
7516 (estimated_stack_frame_size): Update.
7517 (expand_used_vars): Update.
7518 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7519 * explow.c (allocate_dynamic_stack_space): Update.
7520 * tree-ssa-live.c (remove_unused_locals): Update.
7521 * varasm.c (mark_constant_pool): Update.
7522 * tree-inline.c (remap_decls): Update.
7523 (initialize_cfun): Update.
7524 (declare_return_variable): Update.
7525 (inline_forbidden_p): Update.
7526 (expand_call_inline): Update.
7527 (declare_inline_vars): Update.
7528 (tree_function_versioning): Update.
7529 * tree-flow.h (value_histograms): New.
7530 (VALUE_HISTOGRAMS): New macro.
7531 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7533 * tree-cfg.c (set_bb_for_stmt): Update.
7534 (replace_by_duplicate_decl): Update.
7535 (move_block_to_fn): Update.
7536 (new_label_mapper): Update.
7537 (dump_function_to_file): Update.
7538 * ipa-struct-reorg.c (build_data_structure): Update.
7539 * cfgrtl.c (print_rtl_with_bb): Update.
7540 * reload1.c (reload): Update.
7542 * config/i386/i386.c (setup_incoming_varargs_64,
7543 ix86_compute_frame_layout): Update.
7544 * config/arc/arc.c (arc_output_function_epilogue): Update.
7546 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7548 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7549 for FreeBSD as well.
7550 * gthr-posix95.h: Likewise.
7552 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7554 PR rtl-optimization/35838
7555 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7556 out the byte offset of the first subreg.
7558 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7560 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7561 to split_ti instead of three separate calls with single member arrays.
7562 (subti3 splitter): Ditto.
7563 (adddi3 splitter): Ditto with split_di.
7564 (subdi3 splitter): Ditto.
7565 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7566 two separate calls with single member arrays. Swap match_dup
7567 operands 1 and 2 to better fit into the array.
7568 (negdi2 splitter): Ditto with split_di.
7569 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7570 two separate calls with single member arrays. Swap match_dup operands
7571 6 and 7 to better fit into the array.
7573 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7575 * config/i386/i386.c (sse_builtin_type): New.
7576 (bdesc_sse_args): Likewise.
7577 (bdesc_sse_3arg): Removed.
7578 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7579 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7580 IX86_BUILTIN_ROUNDPS.
7581 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7582 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7583 IX86_BUILTIN_ROUNDPS.
7584 (ix86_expand_sse_4_operands_builtin): Removed.
7585 (ix86_expand_sse_operands_builtin): New.
7586 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7587 and CODE_FOR_sse4_1_roundps.
7588 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7589 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7591 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7594 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7595 regs before frame pop when needed. If use_backchain_to_restore_sp
7596 then load backchain into a temp reg to restore vr and vrsave. Add
7597 code to restore vr after frame pop if possible.
7599 2008-04-17 Richard Guenther <rguenther@suse.de>
7601 * tree-vn.c (expressions_equal_p): Do not check type
7602 equality or compatibility before calling operand_equal_p.
7603 * fold-const.c (operand_equal_p): Check equivalence of
7604 integer constants before bailing out due to signedness or
7605 precision differences.
7606 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7607 spurious differences in type qualification. Ignore types
7608 for COMPONENT_REFs at all.
7610 2008-04-17 Christian Bruel <christian.bruel@st.com>
7612 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7613 msw_skip comparison.
7615 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7618 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7621 PR tree-optimization/35899
7622 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7623 rather than TREE_OPERAND.
7625 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7628 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7629 temporary registers. Change operand predicate to general_operand.
7630 (remainderxf3): Ditto.
7632 2008-04-16 Richard Guenther <rguenther@suse.de>
7634 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7635 * tree-affine.c (aff_combination_expand): Look through some
7638 2008-04-15 Doug Kwan <dougkwan@google.com>
7640 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7642 * tree-pretty-print.c (dump_generic_node): Ditto.
7643 * final.c (output_addr_const): Ditto.
7644 * dwarf2out.c (output_cfi): Ditto.
7645 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7646 * print-rtl.c (print_rtx): Ditto.
7647 * print-tree.c (print_node_brief, print_node): Ditto.
7648 * c-common.c (match_case_to_enum_1): Ditto.
7649 * sched-vis.c (print_value): Ditto.
7650 * config/i386/i386.c (print_operand): Cast to long unsigned int
7653 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7654 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7655 MS Windows VirtualProtect function.
7657 2008-04-15 Jan Hubicka <jh@suse.cz>
7659 * gengtype.c (write_root): Param_is argument is OK.
7660 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7661 * function.h: Include varray.h
7662 (rtl_eh): New stucture based on except.c one.
7663 (call_site_record): New forward declaration and vector type.
7664 * calls.c (emit_call_1): Do not call
7665 note_current_region_may_contain_throw.
7666 * except.c (eh_status): Remove cur_region, try_region since they are
7668 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7669 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7670 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7671 Remove call_site_data_used, call_site_data_size.
7672 Turn call_site_record into vector in function.h.
7673 (note_current_region_may_contain_throw): Remove.
7674 (get_exception_pointer, get_exception_filter): Do not take struct
7675 function argument; update.
7676 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7677 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7678 build_post_landing_pads, dw2_build_landing_pads,
7679 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7680 sjlj_emit_function_enter, sjlj_emit_function_enter,
7681 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7682 sjlj_build_landing_pads, finish_eh_generation,
7683 remove_exception_handler_label, remove_eh_handler,
7684 maybe_remove_eh_handler, add_reachable_handler,
7685 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7686 add_action_record, collect_one_action_chain, add_call_site,
7687 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7688 sjlj_output_call_site_table, output_function_exception_table,
7689 * except.h (note_current_region_may_contain_throw): Remove
7690 (get_exception_pointer, get_exception_filter): Do not take struct
7692 * Makefile.in (GTFILES): Put varargs before struct function.
7694 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7696 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7697 punt for STRING_CST.
7698 (get_constraint_for): Deal with STRING_CST here instead.
7700 2008-04-15 Richard Guenther <rguenther@suse.de>
7702 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7703 statements in a basic-block with a backward walk. Do not
7704 substitute into dead statements but instead remove those.
7706 2008-04-15 Richard Guenther <rguenther@suse.de>
7708 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7709 to zero, thus disable creation of SFTs.
7711 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7713 * tree-predcom.c (suitable_reference_p): Return false if the
7714 reference can throw.
7716 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7719 * c-decl.c (finish_decl): If extern or static var has variable
7720 size, set TREE_TYPE (decl) to error_mark_node.
7722 2008-04-15 Rafael Espindola <espindola@google.com>
7724 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7727 2008-04-15 Richard Guenther <rguenther@suse.de>
7729 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7730 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7731 (visit_reference_op_load): Do walk vuse-vdef chains on
7732 vn_reference_lookup.
7733 (visit_reference_op_store): But do not here.
7734 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7735 vn_reference_lookup.
7736 (vn_lookup_with_vuses): But do so here.
7738 2008-04-14 Ian Lance Taylor <iant@google.com>
7740 * fold-const.c (fold_overflow_warning): Remove assertion.
7742 2008-04-15 Ben Elliston <bje@au.ibm.com>
7744 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7745 temp1 local variables.
7747 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7750 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7751 ".text.unlikely" section as executable.
7753 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7755 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7756 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7757 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7758 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7759 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7760 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7761 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7763 2008-04-14 Ian Lance Taylor <iant@google.com>
7765 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7766 * fold-const.c (fold_comparison): If appropriate, test
7767 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7768 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7769 reassociating a pointer type.
7770 * doc/invoke.texi (Optimize Options): Document that
7771 -fstrict-overflow applies to pointer wraparound.
7773 2008-04-13 Jan Hubicka <jh@suse.cz>
7775 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7777 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7779 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7780 we are going to "save the world".
7782 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7784 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7785 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7786 operand 0 constraint, not "=".
7788 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7790 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7792 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7794 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7795 of size of positions_needed * CHAR_BIT.
7797 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7800 * dse.c (store_info): Change positions_needed to unsigned
7802 (lowpart_bitmask): New.
7803 (record_store): Cast to unsigned HOST_WIDE_INT for
7804 positions_needed. Assert width <= size of positions_needed *
7805 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7806 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7807 lowpart_bitmask to set mask.
7809 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7811 * config/bfin/constraints.md: New file.
7812 * config/bfin/bfin.md: Include it.
7813 (adddi3): Use satisfies_constraint functions instead of the old macros.
7814 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7815 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7816 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7817 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7818 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7819 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7820 EXTRA_CONSTRAINT): Delete.
7821 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7822 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7824 * config/bfin/bfin.c: Include "tm-constrs.h".
7825 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7826 Use satisfies_constraint functions instead of the old macros.
7827 * doc/md.texi (Blackfin Constraints): Update file name reference.
7829 2008-04-11 Richard Guenther <rguenther@suse.de>
7831 PR tree-optimization/35869
7832 * tree-vrp.c (execute_vrp): Move switch statement update after
7833 jump threading. Schedule another cfg cleanup run.
7835 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7838 * attribs.c (decl_attributes): Return early on errorneous node.
7840 2008-04-10 Oleg Ryjkov <olegr@google.com>
7842 * tree.h (struct tree_base): Added a new flag default_def_flag.
7843 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7845 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7847 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7849 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7852 * pa.md: Define mode iterator P. Define mode attribute dwc.
7853 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7854 (icacheflush): Likewise.
7855 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7856 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7858 2008-04-11 Ben Elliston <bje@au.ibm.com>
7860 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7862 2008-04-10 Rafael Espindola <espindola@google.com>
7864 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7865 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7866 (extract_range_from_expr): The same.
7868 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7870 * config/mips/mips.md (GPR2): New mode iterator.
7872 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7873 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7874 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7875 Rewrite these to take two modes, the mode of comparison and the
7876 mode of the destination.
7877 * config/mips/mips.c (mips_expand_scc): Instead of having
7878 paradoxical subreg as destination, expand "narrowing" scc if mode
7879 of comparison is SI and target is requested in DI mode.
7880 (mips_emit_int_order_test): Update comment. Make mode of
7881 comparison match CMP0 rather than TARGET. When creating inverse
7882 target use mode of TARGET.
7884 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7886 * gcov-dump.c (tag_summary): Only print summaries for the first
7887 GCOV_COUNTERS_SUMMABLE counters.
7889 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7891 * config/i386/i386.md (absneg): New code iterator.
7892 (absnegprefix): New code attribute.
7893 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7894 patterns using absneg code iterator.
7895 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7896 using absneg code iterator.
7897 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7898 *neg<mode>2 patterns using absneg code iterator.
7899 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7900 *negextendsfdf2 patterns using absneg code iterator.
7901 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7902 *negextendsfxf2 patterns using absneg code iterator.
7903 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7904 *negextendsfdf2 patterns using absneg code iterator.
7905 * config/i386/sse.md (<code><mode>2): Macroize expander from
7906 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7908 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7910 * config/s390/s390.h: Remove the remains of the recent search
7911 & replace action of current_function_outgoing_args_size.
7913 2008-04-10 Ira Rosen <irar@il.ibm.com>
7915 PR tree-optimization/35821
7916 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7917 NEW_STMT_LIST is not NULL.
7919 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7922 * toplev.c (process_options): Remove -ffunction-sections debugging
7925 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7927 PR middle-end/PR28690
7928 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7929 than gen_rtx_fmt_ee to perform more canonicalizations.
7931 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7934 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7936 2008-04-09 Richard Guenther <rguenther@suse.de>
7938 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7939 (dump_function_to_file): Dump function arguments with types.
7941 2008-04-08 Richard Guenther <rguenther@suse.de>
7943 * fold-const.c (fold_widened_comparison): Do not allow
7944 sign-changes that change the result.
7946 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7949 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7950 kinds of indirect references.
7952 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7954 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7955 GNU Fortran language string.
7957 2008-04-08 Rafael Espindola <espindola@google.com>
7959 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7960 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7961 * tree.h (tree_call_nonnegative_warnv_p): New.
7963 2008-04-08 Jan Hubicka <jh@suse.cz>
7965 * function.c (free_after_compilation): Clear out regno_reg_rtx
7968 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7971 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7973 PR middle-end/PR28690
7974 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7975 same precedence as REG_POINTER and MEM_POINTER operands.
7977 2008-04-08 Richard Guenther <rguenther@suse.de>
7980 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7981 for adding index to base.
7983 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7985 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7986 (MINGW_ENABLE_EXECUTE_STACK): New.
7987 (IN_LIBGCC2): For libgcc include windows.h file for
7988 function declarations.
7990 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7992 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7993 and tem2 if tem1 is not a REG or MULT.
7995 2008-04-08 Jan Hubicka <jh@suse.cz>
7997 * function.h (incomming_args): Break out of struct function.
7998 (function_subsections): Break out of struct function.
7999 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
8000 return_rtx and hard_reg_initial_vals from struct function.
8001 Kill inl_max_label_num.
8002 (current_function_pops_args, current_function_args_info,
8003 current_function_args_size, current_function_args_size,
8004 current_function_pretend_args_size,
8005 current_function_outgoing_args_size,
8006 current_function_internal_arg_pointer, current_function_return_rtx):
8007 Kill compatibility accestor macros.
8008 * builtins.c (expand_builtin_apply_args_1): Update.
8009 (expand_builtin_next_arg): Update.
8010 * df-scan.c (df_get_call_refs): Update.
8011 * dbxout.c (dbxout_function_end): Update.
8012 * dwarf2out.c (dwarf2out_switch_text_section): Update.
8013 (output_line_info): Update.
8014 (secname_for_decl): Update.
8015 (dwarf2out_var_location): Update.
8016 * function.c (free_after_compilation): Update.
8017 (assign_parm_find_stack_rtl): Update.
8018 (assign_parms): Update.
8019 (expand_dummy_function_end): Update.
8020 (expand_function_end): Update.
8021 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
8022 (expand_call): Update.
8023 (emit_library_call_value_1): Update.
8024 (store_one_arg): Update.
8025 * varasm.c (initialize_cold_section_name): Update.
8026 (unlikely_text_section): Update.
8027 (unlikely_text_section_p): Update.
8028 (assemble_start_function): Update.
8029 (assemble_end_function): Update.
8030 (default_section_type_flags): Update.
8031 (switch_to_section): Update.
8032 * integrate.c (set_decl_abstract_flags): Update.
8033 (get_hard_reg_initial_val): Update.
8034 (has_hard_reg_initial_val): Update.
8035 (allocate_initial_values): Update.
8036 * resource.c (init_resource_info): Update.
8037 * config/alpha/alpha.c (NUM_ARGS): Update.
8038 (direct_return): Update.
8039 (alpha_va_start): Update.
8040 (alpha_sa_size): Update.
8041 (alpha_initial_elimination_offset): Update.
8042 (alpha_expand_prologue): Update.
8043 (alpha_start_function): Update.
8044 (alpha_expand_epilogue): Update.
8045 (unicosmk_initial_elimination_offset):
8046 * config/alpha/alpha.md (call expander): Update.
8047 * config/s390/s390.c (s390_register_info): Update.
8048 (s390_register_info): Update.
8049 (s390_frame_info): Update.
8050 (s390_initial_elimination_offset): Update.
8051 (s390_build_builtin_va_list): Update.
8052 (s390_va_start): Update.
8053 * config/spu/spu.c (direct_return): Update.
8054 (spu_expand_prologue): Update.
8055 (spu_initial_elimination_offset): Update.
8056 (spu_build_builtin_va_list): Update.
8057 (spu_va_start): Update.
8058 * config/sparc/sparc.c (sparc_init_modes): Update.
8059 (sparc_compute_frame_size): Update.
8060 (function_value): Update.
8061 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
8062 * config/i386/i386.md (return expander): Update.
8063 * config/i386/i386.c (ix86_va_start): Update.
8064 (ix86_can_use_return_insn_p): Update.
8065 (ix86_compute_frame_layout): Update.
8066 (ix86_expand_epilogue): Update.
8067 * config/sh/sh.c (output_stack_adjust): Update.
8068 (calc_live_regs): Update.
8069 (sh_expand_prologue): Update.
8070 (sh_builtin_saveregs): Update.
8071 (sh_va_start): Update.
8072 (initial_elimination_offset): Update.
8073 (sh_allocate_initial_value): Update.
8074 (sh_function_ok_for_sibcall): Update.
8075 (sh_get_pr_initial_val): Update.
8076 * config/sh/sh.md (return expander): Update.
8077 * config/avr/avr.c (frame_pointer_required_p): UPdate.
8078 * config/crx/crx.c (crx_compute_frame): UPdate.
8079 (crx_initial_elimination_offset): UPdate.
8080 * config/xtensa/xtensa.c (compute_frame_size): Update
8081 (xtensa_builtin_saveregs): Update.
8082 (xtensa_va_start): Update.
8083 (order_regs_for_local_alloc): Update.
8084 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
8085 (xstormy16_expand_builtin_va_start): Update.
8086 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
8087 * config/m68hc11/m68hc11.md (return expanders): Update.
8088 * config/m68hc11/m68hc11.c (expand_prologue): Update.
8089 (expand_epilogue): Update.
8090 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
8091 (cris_simple_epilogue): Update.
8092 (cris_expand_prologue): Update.
8093 (cris_expand_epilogue): Update.
8094 * config/iq2000/iq2000.c (iq2000_va_start): Update.
8095 (compute_frame_size): Update.
8096 * config/mt/mt.c (mt_compute_frame_size): Update.
8097 * config/mn10300/mn10300.c (expand_prologue): Update.
8098 (expand_epilogue): Update.
8099 (initial_offset): Update.
8100 (mn10300_builtin_saveregs):
8101 * config/mn10300/mn10300.md (return expander): Update.
8102 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8103 (ia64_initial_elimination_offset): Update.
8104 (ia64_initial_elimination_offset): Update.
8105 (ia64_expand_prologue): Update.
8106 * config/m68k/m68k.md (return expander): Update.
8107 * config/rs6000/rs6000.c (rs6000_va_start): Update.
8108 (rs6000_stack_info): Update.
8109 * config/mcore/mcore.c (layout_mcore_frame): Update.
8110 (mcore_expand_prolog): Update.
8111 * config/arc/arc.c (arc_compute_frame_size): Update.
8112 * config/score/score3.c (score3_compute_frame_size): Update.
8113 * config/score/score7.c (score7_compute_frame_size): Update.
8114 * config/arm/arm.c (use_return_insn): Update.
8115 (thumb_find_work_register): Update.
8116 (arm_compute_save_reg_mask): Update.
8117 (arm_output_function_prologue): Update.
8118 (arm_output_epilogue): Update.
8119 (arm_size_return_regs): Update.
8120 (arm_get_frame_offsets): Update.
8121 (arm_expand_prologue): Update.
8122 (thumb_exit): Update.
8123 (thumb_unexpanded_epilogue): Update.
8124 (thumb1_output_function_prologue): Update.
8125 * config/pa/pa.md (return expander): Update.
8126 * config/pa/pa.c (compute_frame_size): Update.
8127 (hppa_builtin_saveregs): Update.
8128 * config/mips/mips.c (mips_va_start): Update.
8129 (mips16_build_function_stub): Update.
8130 (mips_compute_frame_info): Update.
8131 (mips_restore_gp): Update.
8132 (mips_output_function_prologue): Update.
8133 (mips_expand_prologue): Update.
8134 * config/v850/v850.c (compute_frame_size): Update.
8135 (expand_prologue): * config/mmix/mmix.c (along): update.
8136 (mmix_initial_elimination_offset): update.
8137 (mmix_reorg): update.
8138 (mmix_use_simple_return): update.
8139 (mmix_expand_prologue): update.
8140 (mmix_expand_epilogue): Update.
8141 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8142 (emit_link_insn): Update.
8144 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8146 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8147 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8149 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8152 2008-04-07 Jan Hubicka <jh@suse.cz>
8154 * function.h (rtl): Rename to x_rtl.
8156 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8157 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8158 used_temp_slots avail_temp_slots, temp_slot_level,
8159 nonlocal_goto_handler_labels): Update accesstors.
8160 (rtl): New global variable.
8161 (struct function): Move some fileds to rtl_data.
8162 (get_arg_pointer_save_area): Update prototype.
8163 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8164 get_arg_pointer_save_area.
8165 * expr.c (init_expr): Update
8166 * function.c (get_frame_size): Update
8167 (assign_stack_local): Update
8168 (expand_function_end): Update.
8169 (get_art_pointer_save_area): Update
8171 * emit-rtl.c (rtl): Declare.
8172 (regno_reg_rtx): Declare.
8173 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8175 (gen_reg_rtx): Update.
8176 * varasm.c (n_deferred_constatns): Update accestor.
8177 (init_varasm_status): Do not allocate varasm_status.
8178 (force_const_mem, get_pool_size, output_constant_pool): Update.
8179 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8180 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8181 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
8182 * sparc/sparc.h (INIT_EXPANDERS): Update.
8183 * ia64/ia64.h (INIT_EXPANDERS): Update.
8185 2008-04-07 James E. Wilson <wilson@tuliptree.org>
8187 * reload.c (push_secondary_reload): Add missing break to for loop.
8189 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8191 PR middle-end/PR28690
8192 * rtlanal.c: Update copyright years.
8193 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
8194 as REG_POINTER and MEM_POINTER operands.
8195 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
8196 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
8197 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
8198 * gcse.c: Update copyright years.
8199 (pre_delete): Call gen_reg_rtx_and_attrs.
8200 (hoist_code): Likewise.
8201 (build_store_vectors): Likewise.
8202 (delete_store): Likewise.
8203 * loop-invariant.c (move_invariant_reg): Likewise.
8204 Update copyright years.
8206 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
8208 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
8209 control string instead of quoted.
8211 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8213 * doc/rtl.texi: Rewrite of subreg section.
8215 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
8218 * config/i386/i386.c (legitimize_pic_address): Add treating
8219 of dllimport SYM_REF's.
8220 (legitimize_dllimport_symbol): Add prototype.
8222 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8224 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
8225 reference in constructor with non self-referential type.
8227 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8229 Removal of Return with Depressed Stack Pointer support
8230 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
8231 (ECF_SP_DEPRESSED): Likewise.
8232 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
8233 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8234 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8235 (expand_call): Do not test ECF_SP_DEPRESSED.
8236 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8237 * function.c (keep_stack_depressed): Delete.
8238 (handle_epilogue_set): Likewise.
8239 (update_epilogue_consts): Likewise.
8240 (emit_equiv_load): Likewise.
8241 (thread_prologue_and_epilogue_insns): Remove support for Return with
8242 Depressed Stack Pointer.
8243 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8245 2008-04-06 Richard Guenther <rguenther@suse.de>
8247 PR tree-optimization/35400
8248 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
8249 information from SSA_NAMEs.
8251 2008-04-06 Anatoly Sokolov <aesok@post.ru>
8253 * config/avr/avr.h (avr_mega_p): Remove declaration.
8254 (AVR_MEGA): Remove macro.
8255 * config/avr/avr.c (avr_mega_p): Remove variable.
8256 (avr_override_options): Remove inicializion of avr_mega_p.
8257 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8258 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8259 (avr_jump_mode): (Ditto.).
8260 (avr_output_progmem_section_asm_op): (Ditto.).
8261 (avr_asm_init_sections): (Ditto.).
8262 (avr_asm_init_sections): (Ditto.).
8263 (avr_rtx_costs): (Ditto.).
8264 * config/avr/avr.md: (Ditto.).
8265 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
8268 2008-04-06 Richard Guenther <rguenther@suse.de>
8270 PR tree-optimization/35842
8271 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
8272 is_gimple_invariant_address.
8274 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8276 * gcc.c (default_compilers): Sync Fortran extensions list with
8277 that in fortran/lang-specs.h.
8278 * doc/invoke.texi: Likewise.
8279 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8280 * dwarf2out.c (gen_compile_unit_die): Likewise.
8282 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8284 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8286 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8289 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8290 attribute is used for nested functions.
8292 2008-04-05 Jan Hubicka <jh@suse.cz>
8294 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8296 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8298 (dump_files): Update.
8299 (enable_rtl_dump_file): Do not accept letter argument.
8300 * tree-pass.h (dump_file_info): Remove letter argument.
8301 * toplev.c (decode_d_option): Update -da handling.
8302 * toplev.h (enable_rtl_dump_file): Update prototype.
8303 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8304 it out based on pass type.
8305 (register_dump_files_1): Likewise.
8306 (init_optimization_passes): Update register_one_dump_file calls.
8307 (execute_one_pass): Sanity check that IPA passes are called at IPA
8308 level and RTL passes at RTL level.
8309 (execute_pass_list): IPA pass can not be after or subpass of
8311 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8312 disallov RTL subpasses of IPA subpasses.
8314 2008-04-05 Ben Elliston <bje@au.ibm.com>
8316 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8317 builtins that return exactly once and do not throw. Cache call to
8320 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8322 PR rtl-optimization/34916
8324 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8325 between instruction pairs.
8327 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8329 * doc/invoke.texi: Document -mbitops for SH.
8330 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8331 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8332 * config/sh/sh.c (print_operand): Add %t operand code.
8333 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8334 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8335 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8336 (extendqihi2): Likewise.
8337 (movqi_i): Likewise.
8338 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8339 (extv): Use bld instruction for SH2A if possible.
8341 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8342 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8343 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8344 (bset.b, bclr.b): Define peepholes.
8345 * config/sh/sh.opt (mbitops): New option.
8347 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8350 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8351 and view convert expression.
8353 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8356 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8358 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8360 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8362 * config/i386/cpuid.h (bit_AES): New.
8363 (bit_PCLMUL): Likewise.
8365 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8366 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8367 SSE2 if AES or PCLMUL is enabled.
8368 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8369 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8370 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8371 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8372 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8373 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8374 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8375 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8376 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8377 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8378 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8379 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8380 __builtin_ia32_aeskeygenassist128 and
8381 __builtin_ia32_pclmulqdq128.
8382 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8383 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8384 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8386 * config/i386/i386.h (TARGET_AES): New.
8387 (TARGET_PCLMUL): Likewise.
8388 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8390 * config/i386/i386.md (UNSPEC_AESENC): New.
8391 (UNSPEC_AESENCLAST): Likewise.
8392 (UNSPEC_AESDEC): Likewise.
8393 (UNSPEC_AESDECLAST): Likewise.
8394 (UNSPEC_AESIMC): Likewise.
8395 (UNSPEC_AESKEYGENASSIST): Likewise.
8396 (UNSPEC_PCLMUL): Likewise.
8398 * config/i386/i386.opt (maes): New.
8399 (mpclmul): Likewise.
8401 * config/i386/sse.md (aesenc): New pattern.
8402 (aesenclast): Likewise.
8404 (aesdeclast): Likewise.
8406 (aeskeygenassist): Likewise.
8407 (pclmulqdq): Likewise.
8409 * config/i386/wmmintrin.h: New.
8411 * doc/extend.texi: Document AES and PCLMUL built-in function.
8413 * doc/invoke.texi: Document -maes and -mpclmul.
8415 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8417 * function.c (free_after_parsing): Replace with
8418 cxx_push_function_context from C++ front-end.
8419 (allocate_struct_function): Don't call langhook.
8420 * langhooks.h (struct lang_hooks_for_functions): Delete.
8421 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8423 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8424 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8425 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8426 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8427 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8428 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8429 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8431 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8432 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8434 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8437 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8440 2008-04-04 Richard Guenther <rguenther@suse.de>
8443 * fold-const.c (optimize_minmax_comparison): Use the correct
8444 type for the constant in the simplified comparison.
8446 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
8448 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
8449 Pass L2 size as "--param l2-cache-size" to the compiler.
8450 (decode_l2_cache): New function to decode L2 cache parameters using
8451 0x8000006 extended cpuid function.
8452 (detect_caches_amd): Determine parameters of L2 cache using
8453 decode_l2_caches function.
8454 (decode_caches_intel): Decode L2 cache parameters.
8455 (detect_caches_intel): Determine L2 cache parameters using
8456 decode_caches_intel and decode_l2_caches functions.
8458 2008-04-03 Bob Wilson <bob.wilson@acm.org>
8460 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
8461 secondary input reload for subword loads from the constant pool.
8463 2008-04-03 Janis Johnson <janis187@us.ibm.com>
8466 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
8467 constants of the appropriate size for runtime calculations.
8470 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8471 decimal-float literal constant zero.
8473 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8476 * c-parser.c (c_parser_omp_atomic): Call
8477 default_function_array_conversion on the RHS.
8480 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8481 call is_variable_sized if decl has incomplete type.
8483 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8485 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8487 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8489 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8491 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8492 (sgt<u>): Merge sgt and sgtu into new expander.
8493 (sgt, sgtu): Remove expanders.
8494 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8495 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8496 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8497 *sgtu_<mode>_mips16 into new pattern.
8498 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8499 (sge<u>): Merge sge and sgeu into new expander.
8500 (sge, sgeu): Remove expanders.
8501 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8503 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8504 (slt<u>): Merge slt and sltu into new expander.
8505 (slt, sltu): Remove expanders.
8506 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8507 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8508 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8509 *sltu_<mode>_mips16 into new pattern.
8510 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8511 (sle<u>): Merge sle and sleu into new expander.
8512 (sle, sleu): Remove expanders.
8513 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8514 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8515 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8516 *sleu_<mode>_mips16 into new pattern.
8517 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8519 2008-04-03 Jan Hubicka <jh@suse.cz>
8521 PR tree-optimization/35795
8522 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8523 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8524 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8525 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8526 * score/score3.c (score3_output_mi_thunk): Likewise.
8527 * score/score7.c (score7_output_mi_thunk): Likewise.
8528 * mips/mips.c (mips_output_mi_thunk): Likewise.
8530 2008-04-03 Richard Guenther <rguenther@suse.de>
8532 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8533 conversions. Simplify code.
8535 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8537 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8539 2008-04-03 Tom Tromey <tromey@redhat.com>
8540 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8542 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8543 * config/bfin/t-bfin-linux (generated_files): Add
8544 linux-sysroot-suffix.h.
8545 * doc/install.texi (Prerequisites): Require make 3.80.
8546 * doc/sourcebuild.texi (Front End Directory): Document new
8548 * Makefile.in (generated_files): New variable.
8549 (ALL_HOST_OBJS): New variable.
8550 ($(ALL_HOST_OBJS)): New target.
8552 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8554 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8555 (remap_block): Call id->transform_lang_insert_block instead
8557 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8558 Set id.transform_lang_insert_block to NULL.
8559 (clone_body): Move to cp/optimize.c
8560 * tree-inline.h (struct copy_body_data): Change
8561 transform_lang_insert_block to function pointer.
8562 (copy_generic_body, copy_decl_no_change): Export.
8563 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8564 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8565 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8567 * c-tree.h (insert_block): Kill.
8568 * c-decl.c (insert_block): Kill.
8570 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8572 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8573 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8574 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8576 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8577 argument, call {push,pop}_function_context from here.
8578 * c-parser.c: Use c_{push,pop}_function_context.
8580 * function.c (push_function_context_to): Move meat ...
8581 (push_function_context): ... here. Simplify.
8582 * function.c (pop_function_context_from): Move meat ...
8583 (pop_function_context): ... here. Simplify.
8584 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8586 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8587 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8588 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8589 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8591 2008-04-03 Ben Elliston <bje@au.ibm.com>
8593 * expmed.c (extract_force_align_mem_bit_field): Remove.
8595 2008-04-03 Richard Guenther <rguenther@suse.de>
8598 * expr.h (try_casesi): Adjust prototype.
8599 * expr.c (try_casesi): Take fallback label as extra parameter.
8600 Use that for gen_casesi if default_label is NULL.
8601 * stmt.c (expand_case): Pass fallback label to try_casesi,
8602 make sure to fill gaps with a fallback label if default_label
8605 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8608 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8610 2008-04-03 Ben Elliston <bje@au.ibm.com>
8612 * expmed.c (extract_split_bit_field): Remove if (0) code.
8613 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8614 (do_ds_constraint): Likewise.
8616 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8618 * doc/cppopts.texi (-dU): Document.
8619 * c-common.h (flag_dump_macros): Update comment.
8620 * c-opts.c (handle_OPT_d): Handle -dU.
8621 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8622 dump_queued_macros, cb_used_define, cb_used_undef): New.
8623 (init_pp_output): Handle -dU.
8624 (cb_line_change): Call dump_queued_macros.
8625 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8627 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8629 * config/avr/predicates.md (io_address_operand): New predicate.
8630 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8631 * config/avr/avr.c (avr_io_address_p): Remove function.
8632 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8633 'avr_io_address_p' function.
8634 (out_movhi_r_mr): (Ditto.).
8635 (out_movqi_mr_r): (Ditto.).
8636 (out_movhi_mr_r): (Ditto.).
8637 (avr_address_cost): (Ditto.).
8639 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8641 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8642 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8643 in 32bit mode when XMM registers are available to avoid store
8645 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8646 corresponding post-reload splitters.
8648 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8650 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8651 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8652 __builtin_ia32_roundss.
8653 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8654 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8655 __builtin_ia32_roundss.
8656 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8657 IX86_BUILTIN_SHUFPD here.
8659 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8661 * config/i386/i386.md (plogic): New.
8662 (plogicprefix): Likewise.
8664 * config/i386/mmx.md (mmx_<code><mode>3): New.
8665 (mmx_and<mode>3): Removed.
8666 (mmx_ior<mode>3): Likewise.
8667 (mmx_xor<mode>3): Likewise.
8669 * config/i386/sse.md (<code><mode>3): New.
8670 (*<code><mode>3): Likewise.
8671 (*<code><mode>3): Likewise.
8672 (<code><mode>3): Likewise.
8673 (*sse_<code><mode>3): Likewise.
8674 (*sse2_<code><mode>3): Likewise.
8675 (<code>tf3): Likewise.
8676 (*<code>tf3): Likewise.
8677 (and<mode>3): Likewise.
8678 (*and<mode>3): Likewise.
8679 (ior<mode>3): Removed.
8680 (*ior<mode>3): Likewise.
8681 (xor<mode>3): Likewise.
8682 (*xor<mode>3): Likewise.
8683 (*and<mode>3): Likewise.
8684 (*ior<mode>3): Likewise.
8685 (*xor<mode>3): Likewise.
8686 (and<mode>3): Likewise.
8687 (*sse_and<mode>3): Likewise.
8688 (*sse2_and<mode>3): Likewise.
8690 (*andtf3): Likewise.
8691 (ior<mode>3): Likewise.
8692 (*sse_ior<mode>3): Likewise.
8693 (*sse2_ior<mode>3): Likewise.
8695 (*iortf3): Likewise.
8696 (xor<mode>3): Likewise.
8697 (*sse_xor<mode>3): Likewise.
8698 (*sse2_xor<mode>3): Likewise.
8700 (*xortf3): Likewise.
8702 2008-04-02 Richard Guenther <rguenther@suse.de>
8704 PR tree-optimization/14495
8705 PR tree-optimization/34793
8706 * tree-vrp.c (struct switch_update): New structure.
8707 (to_remove_edges, to_update_switch_stmts): New VECs.
8708 (simplify_switch_using_ranges): New function. Remove not taken
8709 case labels and edges.
8710 (simplify_stmt_using_ranges): Call it.
8711 (identify_jump_threads): Mark edges we have queued for removal
8712 so we don't thread them.
8713 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8715 * tree-cfg.c (group_case_labels): Deal with missing default label.
8716 (tree_verify_flow_info): Allow missing default label.
8717 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8718 (emit_case_nodes): Likewise.
8719 (expand_case): Do not rely on the default label to be present.
8720 * expr.c (try_casesi): Deal with NULL default_label.
8721 (do_tablejump): Likewise.
8723 2008-04-02 Richard Guenther <rguenther@suse.de>
8725 PR tree-optimization/14495
8726 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8727 SWITCH_EXPR here ...
8728 (vrp_visit_switch_stmt): ... but here (new function).
8729 (find_case_label_index): New helper function.
8730 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8732 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8734 * fwprop.c: Fix ISO-C99ism.
8736 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8739 * Makefile.in (objdir): Set it here.
8740 * configure.ac: Not here. Find dynamic linker characteristics.
8741 * exec-tool.in: Use them.
8742 * aclocal.m4: Regenerate.
8743 * configure: Regenerate.
8745 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8747 * expr.c (expand_var): Delete it.
8748 * expr.h (expand_var): Delete prototype.
8749 * function.c (expand_function_start): Use expand_decl instead.
8750 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8753 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8755 PR rtl-optimization/35542
8756 * fwprop.c (forward_propagate_and_simplify): Replace
8757 loc_reg_mentioned_in_p with reg_mentioned_p.
8759 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8761 PR rtl-optimization/35281
8762 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8763 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8764 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8765 (varying_mem_p): Move above propagate_rtx.
8766 (all_uses_available_at): Do not check MEMs.
8768 2008-04-02 Rafael Espindola <espindola@google.com>
8770 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8771 (register_edge_assert_for_2): Split the cond argument.
8772 (register_edge_assert_for_1): Adjust for the change in
8773 register_edge_assert_for_2.
8774 (register_edge_assert_for): Split the cond argument.
8775 (find_switch_asserts): Adjust for the change in
8776 register_edge_assert_for.
8778 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8780 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8781 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8782 offsets for 64-bit mingw.
8783 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8784 abi for x86_64-pc-mingw.
8786 2008-04-02 Richard Guenther <rguenther@suse.de>
8788 * tree-vrp.c (extract_range_from_assert): Make sure to not
8789 produce range min/max with TREE_OVERFOW set.
8790 If merging a anti-range and a range keep the anti-range if
8791 the range covers all values of the type.
8792 (register_edge_assert_for_2): Only allow sign-changing
8793 conversions in detecting canonical range checks. Also
8794 register an assert for the unsigned name if useful.
8796 PR tree-optimization/35787
8797 * tree-vrp.c (vrp_val_max): New function.
8798 (vrp_val_min): Likewise.
8799 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8800 (vrp_val_is_min): Likewise.
8801 (supports_overflow_infinity): Use vrp_val_{min,max}.
8802 (negative_overflow_infinity): Likewise.
8803 (positive_overflow_infinity): Likewise.
8804 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8805 (is_positive_overflow_infinity): Likewise.
8806 (is_overflow_infinity): Likewise.
8807 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8808 vrp_val_is_{min,max}.
8809 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8810 to ranges if possible. Avoid empty ranges.
8812 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8815 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8816 the expression is a function address.
8818 2008-04-01 George Helffrich <george@gcc.gnu.org>
8820 PR fortran/35154, fortran/23057
8821 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8822 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8823 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8824 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8826 (dbxout_syms): Check for COMMON-based symbol and wrap in
8827 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8828 in bracket for efficiency.
8830 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8831 using DW_TAG_common_block + member offset.
8832 (add_pubname_string): New function.
8833 (dw_expand_expr): New function to find block name and offset for
8835 (common_check): New function to check whether symbol in Fortran COMMON.
8836 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8838 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8841 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8843 2008-04-02 Ben Elliston <bje@au.ibm.com>
8845 * config/v850/v850.md (casesi): Remove if (0) code.
8846 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8847 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8849 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8851 * config/i386/i386.md (rex64suffix): New mode attribute.
8852 (floathi<mode>2): Disable expander for SSE math.
8853 (*floathi<mode>2_1): New insn insn_and_split pattern.
8854 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8855 corresponding post-reload splitters.
8856 (*floathi<mode>2_i387): New macroized insn pattern.
8857 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8858 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8859 insn_and_split pattern.
8860 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8861 New macroized instruction patterns and corresponding post-reload
8863 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8864 and corresponding post-reload splitters.
8865 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8866 New macroized instruction patterns.
8867 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8868 macroized instruction patterns and corresponding post-reload splitters.
8869 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8870 corresponding post-reload splitters.
8871 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8872 New macroized instruction patterns.
8873 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8874 corresponding post-reload splitters.
8875 (*floatsi<mode>2_i387): New macroized instruction patterns.
8877 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8879 * config/i386/i386.md (smaxmin): New.
8880 (umaxmin): Likewise.
8881 (maxminiprefix): Likewise.
8882 (maxminfprefix): Likewise.
8883 (<code><mode>3): Likewise.
8884 (smin<mode>3): Removed.
8885 (smax<mode>3): Likewise.
8887 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8888 (mmx_<code>v4hi3): Likewise.
8889 (mmx_<code>v8qi3): Likewise.
8890 (mmx_smaxv2sf3): Removed.
8891 (mmx_sminv2sf3): Likewise.
8892 (mmx_umaxv8qi3): Likewise.
8893 (mmx_smaxv4hi3): Likewise.
8894 (mmx_uminv8qi3): Likewise.
8895 (mmx_sminv4hi3): Likewise.
8897 * config/i386/sse.md (<addsub><mode>3): New.
8898 (*<addsub><mode>3): Likewise.
8899 (<sse>_vm<addsub><mode>3): Likewise.
8900 (<maxmin><mode>3): Likewise.
8901 (*<maxmin><mode>3_finite): Likewise.
8902 (*<maxmin><mode>3): Likewise.
8903 (<sse>_vm<maxmin><mode>3): Likewise.
8904 (sse3_h<addsub>v4sf3): Likewise.
8905 (sse3_h<addsub>v2df3): Likewise.
8906 (<maxmin>v16qi3): Likewise.
8907 (*<maxmin>v16qi3): Likewise.
8908 (<maxmin>v8hi3): Likewise.
8909 (*<maxmin>v8hi3): Likewise.
8910 (*sse4_1_<maxmin><mode>3): Likewise.
8911 (*sse4_1_<maxmin><mode>3): Likewise.
8912 (add<mode>3): Removed.
8913 (*add<mode>3): Likewise.
8914 (<sse>_vmadd<mode>3): Likewise.
8915 (sub<mode>3): Likewise.
8916 (*sub<mode>3): Likewise.
8917 (<sse>_vmsub<mode>3): Likewise.
8918 (smin<mode>3): Likewise.
8919 (*smin<mode>3_finite): Likewise.
8920 (*smin<mode>3): Likewise.
8921 (<sse>_vmsmin<mode>3): Likewise.
8922 (smax<mode>3): Likewise.
8923 (*smax<mode>3_finite): Likewise.
8924 (*smax<mode>3): Likewise.
8925 (<sse>_vmsmax<mode>3): Likewise.
8926 (sse3_haddv4sf3): Likewise.
8927 (sse3_haddv2df3): Likewise.
8928 (sse3_hsubv4sf3): Likewise.
8929 (sse3_hsubv2df3): Likewise.
8930 (umaxv16qi3): Likewise.
8931 (*umaxv16qi3): Likewise.
8932 (smaxv8hi3): Likewise.
8933 (*smaxv8hi3): Likewise.
8934 (*sse4_1_smax<mode>3): Likewise.
8935 (*sse4_1_umax<mode>3): Likewise.
8936 (uminv16qi3): Likewise.
8937 (*uminv16qi3): Likewise.
8938 (sminv8hi3): Likewise.
8939 (*sminv8hi3): Likewise.
8940 (*sse4_1_smin<mode>3): Likewise.
8941 (*sse4_1_umin<mode>3): Likewise.
8943 2008-04-01 Rafael Espindola <espindola@google.com>
8945 * tree-cfg.c (verify_expr): remove in_phi.
8946 (verify_stmt): Don't call walk_tree with verify_expr. Use
8947 is_gimple_min_invariant instead of is_gimple_val.
8949 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8951 * doc/include/gpl_v3.texi: Update for manpage generation.
8952 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8954 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8955 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8956 gpl_v3.texi instead of gpl.texi.
8959 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8962 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8964 2008-04-01 Rafael Espindola <espindola@google.com>
8966 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8967 (extract_code_and_val_from_cond): Use
8968 extract_code_and_val_from_cond_with_ops.
8970 2008-04-01 Jan Hubicka <jh@suse.cz>
8972 * function.c (free_after_compilation): Free epilogue_delay_list.
8973 (prepare_function_start): Assert that previous compilation was freed.
8975 2008-04-01 Jan Hubicka <jh@suse.cz>
8976 Jim Wilson <wilson@tuliptree.org>
8977 Andreas Tobler <andreast@gcc.gnu.org>
8980 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8981 rtl.emit instead cfun->emit.
8982 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8983 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8985 2008-04-01 Ben Elliston <bje@au.ibm.com>
8987 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8989 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8991 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8993 (fprofile-use): Add var flag_profile_use
8994 * coverage.c (coverage_begin_output): Do not open a gcno file for
8995 output only if -ftest-coverage is set.
8996 Do not add getpwd() to gcda file path.
8997 (build_gcov_info): Check the new flag
8998 flag_profile_datafile_relative_path.
8999 (coverage_init): Use profile_data_prefix.
9000 Read profile counter only if flag_profile_use is set.
9001 * opts.c (common_handle_option): New option fprofile-use=,
9002 fprofile-dir=, fprofile-generate=.
9003 * toplev.c (profile_data_prefix): New variable definition.
9004 * toplev.h (profile_data_prefix): New declaration.
9005 * doc/invoke.tex (Option Summary, Optimization Options):
9008 2008-03-31 James E. Wilson <wilson@tuliptree.org>
9010 * varasm.c (output_constant_pool_1): In LABEL_REF check,
9011 use tmp consistently.
9014 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
9015 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9016 UNSPEC_FR_RECIP_APPROX_RES.
9017 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
9019 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
9022 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
9024 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9027 * fold-const.c (fold_indirect_ref_1): Support accessing non first
9028 element of the vector via a pointer.
9030 2008-03-31 Ian Lance Taylor <iant@google.com>
9032 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
9034 2008-03-31 Jan Hubicka <jh@suse.cz>
9036 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9037 get_arg_pointer_save_area.
9038 * expr.c (init_expr): Just clear out rtl.expr.
9039 * function.c (free_after_compilation): Clear out whole RTL structure.
9040 (get_func_frame_size): Merge into ...
9041 (get_frame_size): ... this one.
9042 (assign_stack_local_1): Merge into ...
9043 (assign_stack_local): ... this one.
9044 (expand_function_end): Update call of get_arg_pointer_save_area.
9045 (get_art_pointer_save_area): Remove cfun argument.
9046 * function.h (emit_status): regno_pointer_align does not need length
9047 attribute. Move x_regno_reg_rtx to ...
9048 (regno_reg_rtx): ... new global array.
9049 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
9050 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
9051 apply_args_value, forced_labels, stack_pointer_delta):
9053 (struct varasm_status): Move here from varasm.c
9054 (struct rtl_data): New. Move here some fields from struct function.
9055 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9056 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9057 used_temp_slots avail_temp_slots, temp_slot_level,
9058 nonlocal_goto_handler_labels): Update accesstors.
9059 (rtl): New global variable.
9060 (struct function): Move some fileds to rtl_data.
9061 (get_arg_pointer_save_area): Update prototype.
9062 * emit-rtl.c (rtl): Declare.
9063 (regno_reg_rtx): Declare.
9064 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9066 (gen_reg_rtx): Update.
9067 (init_virtual_regs): Do not tate emit_status argument.
9068 (init_emit): Do not allocate emit.
9069 * varasm.c (varasm_statuc): Move to function.h.
9070 (n_deferred_constatns): Update accestor.
9071 (init_varasm_status): Do not allocate varasm_status.
9072 (force_const_mem, get_pool_size, output_constant_pool): Update.
9073 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9074 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9076 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
9078 PR rtl-optimization/35729
9079 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
9082 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
9085 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
9086 load/store if memory is unaligned.
9087 (*movti_rex64): Likewise.
9089 * config/i386/predicates.md (misaligned_operand): New.
9091 2008-03-31 Andrew Pinski <pinskia@gmail.com>
9094 * tree-ssa-phiopt.c (conditional_replacement): Return early for
9097 2008-03-31 Jan Beulich <jbeulich@novell.com>
9099 * config/ia64/constraints.md: Add 'j' constraint.
9100 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
9101 (movdi_internal): Likewise.
9103 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
9106 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
9108 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
9111 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
9112 proper error message for the third argument on blendpd and
9115 * config/i386/sse.md (blendbits): New.
9116 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
9118 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
9120 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
9122 2008-03-30 Richard Guenther <rguenther@suse.de>
9125 * fold-const.c (fold_sign_changed_comparison): Do leave
9126 conversions to base-types alone.
9128 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9130 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
9131 the link register if one altivec register is be saved.
9133 2008-03-30 Ben Elliston <bje@au.ibm.com>
9135 * final.c (final_scan_insn): Remove if (0) code.
9137 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9139 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9141 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9143 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9144 of V4SFmode to ix86_binary_operator_ok.
9146 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9148 * config/i386/i386.c (override_options): Initialize
9149 ix86_veclib_handler to ix86_veclibabi_svml when
9150 -mveclibabi=svml is used.
9151 (ix86_veclibabi_svml): New function for SVML ABI style
9152 vectorization support.
9153 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9155 2008-03-28 Rafael Espindola <espindola@google.com>
9157 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9158 (tree_binary_nonnegative_warnv_p): Make it public.
9159 (tree_single_nonnegative_warnv_p): Make it public.
9160 (tree_invalid_nonnegative_warnv_p): Make it public.
9161 (tree_unary_nonzero_warnv_p): Make it public.
9162 (tree_binary_nonzero_warnv_p): Make it public
9163 (tree_single_nonzero_warnv_p): Make it public.
9164 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
9165 (extract_range_from_binary_expr): Split the expr argument.
9166 (extract_range_from_unary_expr): Split the expr argument.
9167 (extract_range_from_comparison): Split the expr argument.
9168 (extract_range_from_expr): Use the new aux functions.
9169 (vrp_evaluate_conditional_warnv): Use
9170 vrp_evaluate_conditional_warnv_with_ops.
9171 * tree.h (tree_unary_nonzero_warnv_p): Declare.
9172 (tree_binary_nonzero_warnv_p): Declare.
9173 (tree_single_nonzero_warnv_p): Declare.
9174 (tree_expr_nonzero_warnv_p): Declare.
9175 (tree_unary_nonnegative_warnv_p): Declare.
9176 (tree_binary_nonnegative_warnv_p): Declare.
9177 (tree_single_nonnegative_warnv_p): Declare.
9178 (tree_invalid_nonnegative_warnv_p): Declare.
9180 2008-03-28 Richard Guenther <rguenther@suse.de>
9182 PR tree-optimization/30317
9183 PR tree-optimization/30911
9184 PR tree-optimization/34793
9185 * tree-vrp.c (set_and_canonicalize_value_range): New function.
9186 (struct assert_locus_d): New member EXPR.
9187 (register_new_assert_for): Add EXPR parameter to support
9188 ASSERT_EXPR <name, expr OP limit>.
9189 (register_edge_assert_for_1): Adjust callers.
9190 (find_assert_locations): Likewise.
9191 (process_assert_insertions_for): Build condition from expression.
9192 (extract_range_from_assert): Handle ASSERT_EXPRs
9193 of the form ASSERT_EXPR <name, expr OP limit>.
9194 (register_edge_assert_for_2): New helper registering
9195 asserts for comparisons. Recognize range tests of the form
9196 (unsigned)i - CST1 OP CST2.
9197 (register_edge_assert_for_1): Use it.
9198 (register_edge_assert_for): Likewise.
9199 (needs_overflow_infinity): Integer sub-types
9200 do not need overflow infinities.
9201 (vrp_val_is_max): The extreme values of integer sub-types
9202 are those of the base type.
9203 (vrp_val_is_min): Likewise.
9204 * tree.def (ASSERT_EXPR): Document extra allowed conditional
9207 2008-03-28 Nick Clifton <nickc@redhat.com>
9210 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9211 Return GENERAL_REGS for stack adjustment reloads.
9213 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9216 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
9217 const_vector when all the vectors are constant.
9219 2008-03-27 Bob Wilson <bob.wilson@acm.org>
9221 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
9223 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
9224 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
9226 (s<code>_sf): Use new scc_sf attribute for opcode names.
9228 2008-03-27 Tom Tromey <tromey@redhat.com>
9230 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
9231 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
9232 config/spu/t-spu-elf, config/i386/t-interix,
9233 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
9234 config/i386/x-darwin, config/i386/x-mingw32,
9235 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
9236 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
9237 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
9238 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
9239 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
9240 config/rs6000/x-darwin, config/rs6000/t-rs6000,
9241 config/score/t-score-elf, config/arm/t-strongarm-pe,
9242 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
9243 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
9244 Revert automatic dependency patch.
9246 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
9249 * config/i386/i386.c (ix86_function_arg_boundary): Align
9250 decimal floating point to its natural boundary.
9252 2008-03-27 Richard Guenther <rguenther@suse.de>
9255 * fold-const.c (fold_comparison): Restrict distinct decl
9256 comparison folding to VAR_DECLs and PARM_DECLs. Do not
9257 solely rely on operand_equal_p.
9259 2008-03-27 Richard Guenther <rguenther@suse.de>
9262 * c-common.c (handle_weak_attribute): Reject combination of
9265 2008-03-27 Richard Guenther <rguenther@suse.de>
9267 PR tree-optimization/32810
9268 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
9269 conversions from DECL_INITIAL.
9270 (fold_const_aggregate_ref): Likewise from constructor elements.
9272 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9274 * tree-affine.h (aff_combination_expand): Declare.
9275 (get_inner_reference_aff): Likewise.
9276 * tree-affine.c (aff_combination_expand): Split out from
9277 tree_to_aff_combination_expand.
9278 (get_inner_reference_aff): New function.
9279 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9280 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9281 (struct lim_aux_data): sm_done field removed.
9282 (mem_ref_loc_p, mem_ref_locs_p): New types.
9283 (struct mem_ref): Added id, stored, accesses_in_loop,
9284 indep_loop, dep_loop, indep_ref, dep_ref fields.
9285 Removed is_stored, locs and next fields.
9286 (memory_accesses): New variable.
9287 (movement_possibility): Do not allow moving statements
9288 that store to memory.
9289 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9291 (determine_max_movement): For statements with memory references,
9292 find the outermost loop in that the reference is independent.
9293 (move_computations_stmt): Mark the virtual operands for renaming.
9294 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9295 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9296 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9297 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9298 create_vop_ref_mapping, analyze_memory_references,
9299 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9300 get_all_locs_in_loop, ref_always_accessed_p,
9301 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9302 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9303 store_motion_loop, store_motion): New functions.
9304 (struct vop_to_refs_elt): New type.
9305 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9306 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9307 (schedule_sm): Replaced by...
9308 (execute_sm): ... this.
9309 (determine_lsm_ref, hoist_memory_references,
9310 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9311 find_more_ref_vops, free_mem_ref, free_mem_refs,
9312 determine_lsm_loop, determine_lsm): Removed.
9313 (tree_ssa_lim_finalize): Free data structures used by store motion.
9314 (tree_ssa_lim): Call analyze_memory_references. Use
9315 store_motion instead of determine_lsm.
9317 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9319 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9320 rename tmake_file to m68hc11/t-m68hc11.
9321 (mcore): Set inhibit_libc to true.
9322 * config.host (alpha*-dec-*vms*): Set extra_programs.
9323 (interix3*): Don't use host_xmake_file.
9324 * configure.ac: Let config.gcc override inhibit_libc.
9325 * configure: Regenerate.
9327 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9328 * config/t-openbsd-thread: Remove commented out lines.
9330 * config/x-interix: Remove.
9332 * config/m68hc11/t-m68hc11-gas: Rename to...
9333 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9335 * config/mcore/t-mcore: Remove T_CFLAGS.
9336 * config/mcore/t-mcore-pe: Likewise.
9338 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9340 * configure.ac: Replace custom __GNU_SOURCE test with
9341 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9342 * aclocal.m4: Regenerate.
9343 * configure: Regenerate.
9344 * config.in: Regenerate.
9346 2008-03-27 Richard Guenther <rguenther@suse.de>
9348 * fold-const.c (target.h): Include.
9349 (fold_comparison): Fold comparison of addresses of decls
9350 that bind locally or of constants. Consolidate address folding code.
9351 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9352 results from fold_binary_to_constant.
9353 (compare_values_warnv): Likewise.
9355 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9358 * fold-const.c (fold_truthop): Check for integeral types when folding
9359 a == 0 && b == 0 and a != 0 || b != 0 .
9361 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9363 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9365 2008-03-26 Andreas Schwab <schwab@suse.de>
9367 * doc/invoke.texi: Fix use of @item vs. @itemx.
9369 2008-03-26 Tom Tromey <tromey@redhat.com>
9371 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9372 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9373 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9374 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9375 build/genconstants.o, build/genemit.o, build/genextract.o,
9376 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9377 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9380 2008-03-26 Richard Guenther <rguenther@suse.de>
9383 2008-03-26 Richard Guenther <rguenther@suse.de>
9385 * fold-const.c (target.h): Include.
9386 (fold_comparison): Fold comparison of addresses of two decls
9387 that bind locally. Consolidate address folding code.
9389 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9391 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9392 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9393 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9394 dconstsqrt2, dconstthird, dconste and/or dconst10.
9395 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9396 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9397 dconstsqrt2, dconste): Delete.
9398 (init_emit_once): Likewise. Simplify initializing dconstm1.
9400 * real.c (get_real_const): New.
9401 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9402 dconstsqrt2, dconste): Delete.
9403 (real_value_const, get_real_const): New.
9405 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9407 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9409 * config/i386/i386.c (ix86_function_arg_boundary): Check
9410 BIGGEST_ALIGNMENT instead of 128.
9411 (setup_incoming_varargs_64): Likewise.
9413 2008-03-26 Tom Tromey <tromey@redhat.com>
9415 * Makefile.in (DEPFILES): Add missing '/'.
9417 2008-03-26 Richard Guenther <rguenther@suse.de>
9419 * fold-const.c (target.h): Include.
9420 (fold_comparison): Fold comparison of addresses of two decls
9421 that bind locally. Consolidate address folding code.
9423 2008-03-26 Nick Clifton <nickc@redhat.com>
9426 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9427 not allow INT+INT as a legitimate addressing mode.
9429 2008-03-26 Richard Guenther <rguenther@suse.de>
9431 * tree-flow.h (widen_bitfield): Remove declaration.
9432 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9433 (widen_bitfield): Remove function.
9434 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9437 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9440 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9443 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9445 PR rtl-optimization/35232
9446 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9447 (forget_old_reloads_1, forget_marked_reloads): Don't clear
9448 reg_reloaded_call_part_clobbered here.
9449 (reload_regs_reach_end_p): New function.
9450 (reload_reg_rtx_for_input): New variable.
9451 (reload_reg_rtx_for_output): Likewise.
9452 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
9453 when reassigning a pseudo register. Load reloadreg from
9454 reload_reg_rtx_for_input, moving the mode and register
9456 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
9457 instead of the original when deciding whether an input reload
9458 would be a no-op or whether an output reload can be deleted.
9459 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
9460 when setting up new_spill_reg_store. Load it from
9461 reload_reg_rtx_for_output, moving the mode and register
9463 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
9464 instead of the original when deciding whether an output reload
9465 would be a no-op. Do the same when modifying insn notes.
9466 Use rtx_equal_p instead of == to compare the registers.
9467 (inherit_piecemeal_p): Take a mode and two register numbers
9469 (emit_reload_insns): Clear new_spill_reg_store for every hard
9470 register in the reload register. Remove spill registers
9471 from reg_reloaded_valid before considering whether to record
9472 inheritance information for them. Use reload_reg_rtx_for_output
9473 instead of reg_rtx when recording output reloads. Use
9474 reload_reg_rtx_for_input instead of reg_rtx when recording
9475 input reloads. Set or clear reg_reloaded_call_part_clobbered
9476 at the same time as setting reg_reloaded_valid.
9477 (delete_output_reload): Add a new_reload_reg parameter and use it
9478 instead of rld[j].reg_rtx.
9479 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9482 2008-03-25 Tom Tromey <tromey@redhat.com>
9484 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9485 (build/genattr.o): Likewise.
9486 (build/genattrtab.o): Likewise.
9487 (build/gencodes.o): Likewise.
9488 (build/genconfig.o): Likewise.
9489 (build/genconstants.o): Likewise.
9490 (build/genemit.o): Likewise.
9491 (build/genextract.o): Likewise.
9492 (build/genflags.o): Likewise.
9494 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9496 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9497 instead of size_int for integer types.
9498 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9499 to match type of MINUS_EXPR.
9501 2008-03-25 Tom Tromey <tromey@redhat.com>
9503 * configure: Rebuilt.
9504 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9507 2008-03-25 Tom Tromey <tromey@redhat.com>
9509 * config/x-solaris (host-solaris.o): Update.
9510 * config/x-linux (host-linux.o): Update.
9511 * config/x-hpux (host-hpux.o): Update.
9512 * config/x-darwin (host-darwin.o): Update.
9513 * config/v850/t-v850e (v850-c.o): Update.
9514 * config/v850/t-v850 (v850-c.o): Update.
9515 * config/t-vxworks (vxworks.o): Update.
9516 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9517 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9518 * config/spu/t-spu-elf (spu-c.o): Update.
9520 * config/sh/t-symbian (sh-c.o): Update.
9521 (symbian.o): Update.
9522 * config/sh/t-sh (sh-c.o): Update.
9523 * config/score/t-score-elf (score7.o, score3.o): Update.
9524 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9525 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9526 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9527 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9529 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9530 * config/m32c/t-m32c (m32c-pragma.o): Update.
9531 * config/ia64/t-ia64 (ia64-c.o): Update.
9532 * config/i386/x-mingw32 (host-mingw32.o): Update.
9533 * config/i386/x-i386 (driver-i386.o): Update.
9534 * config/i386/x-darwin (host-i386-darwin.o): Update.
9535 * config/i386/x-cygwin (host-cygwin.o): Update.
9536 * config/i386/t-nwld (nwld.o): Update.
9537 * config/i386/t-netware (netware.o): Update.
9538 * config/i386/t-interix (winnt.o): Update.
9539 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9540 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9541 msformat-c.o): Update.
9542 * config/bfin/t-bfin-linux (generated_files): Add
9543 linux-sysroot-suffix.h.
9544 * config/arm/t-wince-pe (pe.o): Update.
9545 * config/arm/t-strongarm-pe (pe.o): Update.
9546 * config/arm/t-pe (pe.o): Update.
9547 * config/arm/t-arm (arm-c.o): Update.
9548 * doc/install.texi (Prerequisites): Require make 3.80.
9549 * Makefile.in: Remove .o targets.
9550 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9551 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9552 (simple_generated_h, simple_generated_c): Move earlier.
9553 (generated_files): New variable.
9554 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9555 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9556 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9557 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9558 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9559 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9560 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9561 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9562 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9563 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9564 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9565 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9567 (COMPILE.base, COMPILE): New variables.
9568 (%.o): New pattern rule.
9569 (ALL_HOST_OBJS): New variable.
9570 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9571 (dummy-checksum.o, cc1-checksum.o): Remove.
9572 (DRIVER_SHLIB): New variable.
9573 (DRIVER_DEFINES): Use it.
9574 (gencondmd.c): Move out of build/.
9575 (s-conditions): Update.
9576 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9577 (ALL_BUILD_OBJS): Likewise.
9578 (build/%.o): Use BUILDCOMPILE.
9579 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9580 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9581 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9582 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9583 build/genconfig.o, build/genconstants.o, build/genemit.o,
9584 build/genextract.o, build/genflags.o, build/genmddeps.o,
9585 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9586 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9587 build/gen-protos.o, build/scan.o, build/fix-header.o,
9588 build/scan-decls.o): Simplify.
9589 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9590 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9591 prefix.o, toplev.o): Reduce to variable setting.
9592 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9593 ($(out_object_file), gcc-options.o): New targets.
9594 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9595 * configure: Rebuilt.
9596 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9597 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9599 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9601 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9602 complain when we hit an error, return ERROR_MARK_NODE.
9604 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9606 * config/sh/constraints.md (Pso, Psz): New constraints.
9607 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9608 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9610 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9612 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9613 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9615 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9617 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9618 (prefetch_sh2a): New.
9620 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9621 Naveen.H.S <naveen.hs@kpitcummins.com>
9623 * config/sh/constraints.md (I28): New constraint.
9624 * config/sh/sh.c (broken_move): Add support for movi20s.
9625 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9627 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9628 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9629 Naveen.H.S <naveen.hs@kpitcummins.com>
9631 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9632 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9633 (print_operand): Handle resbank in %@ operand code.
9634 (sh_encode_section_info): New.
9635 (push_regs): Add conditions for resbank.
9636 (sh_expand_epilogue): Likewise.
9637 (sh_insert_attributes): Likewise.
9638 (sh_attribute_table): Likewise.
9639 (sh_handle_resbank_handler_attribute): New.
9640 (sh2a_handle_function_vector_handler_attribute): New.
9641 (sh2a_is_function_vector_call): New.
9642 (sh2a_get_function_vector_number): New.
9643 (sh2a_function_vector_p): New.
9644 (sh_cfun_resbank_handler_p): New.
9645 * config/sh/sh.md (calli): Emit jsr/n if possible.
9646 (calli_tbr_rel): New.
9647 (calli_pcrel): Emit jsr/n if possible.
9648 (return_i): Emit rts/n if possible.
9649 (call_valuei_tbr_rel): New.
9650 (call_valuei_pcrel): Add condition for SH2A target.
9651 (call_value): Likewise.
9652 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9653 (sh2a_get_function_vector_number): Likewise.
9654 (sh2a_is_function_vector_call): Likewise.
9655 * doc/extend.texi: Document TBR relative addressing of SH2A.
9656 (resbank): Add description for SH2A.
9658 2008-03-24 Richard Guenther <rguenther@suse.de>
9661 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9662 pointer assignments change conversions according to middle-end rules.
9663 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9664 * configure.ac: Include type checking in yes.
9665 * configure: Regenerate.
9667 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9669 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9670 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9672 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9674 * gthr-vxworks.h (UNUSED): Define.
9676 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9678 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9680 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9682 * doc/extend.texi (Function Attributes): Add missing comma in the
9683 example of the "alloc_size" attribute.
9685 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9688 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9690 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9693 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9696 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9697 of the underlying type of a MS bitfield layout to the natural
9698 alignment of the type.
9700 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9702 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9703 to their natural alignment to avoid store forwarding stalls.
9705 2008-03-22 Richard Guenther <rguenther@suse.de>
9707 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9708 For PHI nodes verify the address is invariant.
9709 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9710 (get_symbol_constant_value): Use is_gimple_min_invariant.
9711 (maybe_fold_stmt_indirect): Likewise.
9713 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9715 PR rtl-optimization/33927
9716 * Makefile.in (dse.o): Depend on $(TM_P_H).
9717 * expr.h (extract_low_bits): Declare.
9718 * expmed.c (extract_low_bits): New function.
9719 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9720 * dse.c: Include tm_p.h.
9721 (find_shift_sequence): Remove the read_reg argument and return the
9722 read value. Emit the instructions instead of returning them.
9723 Iterate on new_mode rather than calculating it each time.
9724 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9725 source to NEW_MODE and extract_low_bits to convert the shifted
9727 (replace_read): Allow the load and store to have different mode
9728 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9729 or extraction instructions before trying the replacement. Update
9730 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9732 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9734 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9735 to their natural alignment to avoid store forwarding stalls.
9737 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9740 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9741 encouraging but not allowing gprs for input;
9742 change the input constraint to !f#r.
9743 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9745 change the output constraint to !f#r.
9747 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9750 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9751 corresponding post-reload splitters.
9752 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9753 when x87 FP math is selected.
9754 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9755 New function prototype.
9756 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9757 unreachable function to ease macroization of insn patterns.
9759 2008-03-21 Martin Jambor <mjambor@suse.cz>
9761 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9762 reference dumps if ddr is NULL or dependence is unknown.
9764 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9766 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9767 unsigned extension into account.
9768 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9769 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9770 Do computations on a scratch register.
9772 2008-03-21 Richard Guenther <rguenther@suse.de>
9774 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9775 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9776 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9777 * tree-ssa-dom.c (record_equality): Likewise.
9778 * tree-inline.c (copy_body_r): Likewise.
9779 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9782 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9784 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9785 as 'delete_unused' argument.
9787 2008-03-20 Richard Guenther <rguenther@suse.de>
9789 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9790 special casing of constant qualifiers.
9791 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9792 care about them in general.
9793 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9794 regardless of their type.
9795 (fold_stmt_r): Forcefully fold *& if we end up with that.
9797 2008-03-20 Paul Brook <paul@codesourcery.com>
9799 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9800 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9802 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9804 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9805 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9807 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9809 * common.opt (Wmudflap): New option.
9810 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9811 (mx_register_decls): Likewise.
9812 (mudflap_finish_file): Likewise.
9813 * doc/invoke.texi: Document -Wno-mudflap.
9815 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9817 * c-format.c (replace_format_name_to_system_name): New.
9819 (convert_format_name_to_system_name): New.
9820 (decode_format_attr): Add use of convert_format_name_to_system_name.
9821 (format_types_orig): Add gnu_ prefix to names.
9822 (check_format_info_main): Special treating of \0 escaped names for
9823 supporting multi-character format specifiers as I32, I64.
9824 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9825 (gnu_target_overrides_format_attributes): New.
9826 * c-format.h: Add structure target_ovr_attr to hold
9827 system specific formatter names.
9828 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9829 msformat-c.o file to c_target_objs and cxx_target_objs.
9830 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9831 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9832 (TARGET_N_FORMAT_TYPES): New.
9833 * config/i386/msformat-c.c: New.
9834 * config/i386/t-cygming: Add build rule for msformat-c.o.
9835 * doc/extend.texi: Add new format names gnu_* and ms_* and
9837 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9839 2008-03-20 Ira Rosen <irar@il.ibm.com>
9841 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9842 optimizations turned on under -O3.
9843 (ftree-vectorize): Add that the flag is turned on with -O3.
9845 2008-03-20 Ben Elliston <bje@au.ibm.com>
9847 * regmove.c (try_auto_increment): Fix spelling error in comment.
9848 * final.c (final_scan_insn): Likewise.
9850 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9853 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9854 allocator preferences for "y" and "r" class registers.
9855 ("*mov<mode>_internal"): Ditto.
9856 ("*movv2sf_internal_rex64"): Ditto.
9857 ("*movv2sf_internal"): Ditto.
9859 2008-03-19 Michael Matz <matz@suse.de>
9862 * calls.c (expand_call): Check overlap of arguments with call
9863 address for sibcalls.
9865 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9868 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9869 of the underlying type of a MS bitfield layout to the natural
9870 alignment of the type.
9872 2008-03-19 Jan Hubicka <jh@suse.cz>
9875 * toplev.c (decode_d_option): Handle all CPP flags.
9876 * tree-vrp.c: Update tree_pass descriptors.
9877 * regrename.c: Update tree_pass descriptors.
9878 * fwprop.c: Update tree_pass descriptors.
9879 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9880 * tree-into-ssa.c: Update tree_pass descriptors.
9881 * tree-dump.c: Update tree_pass descriptors.
9882 * tree-complex.c: Update tree_pass descriptors.
9883 * tree-dump.h: Update tree_pass descriptors.
9884 * see.c: Update tree_pass descriptors.
9885 * cgraphbuild.c: Update tree_pass descriptors.
9886 * tracer.c: Update tree_pass descriptors.
9887 * tree-loop-distribution.c: Update tree_pass descriptors.
9888 * cgraph.c: Update tree_pass descriptors.
9889 * postreload-gcse.c: Update tree_pass descriptors.
9890 * postreload.c: Update tree_pass descriptors.
9891 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9892 * tree-tailcall.c: Update tree_pass descriptors.
9893 * tree-pass.h (tree_opt_pass): Rename to ...
9894 (opt_pass) ... this one; add "type" field and remove letter field.
9895 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9896 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9897 all_lowering_passes): Update declaration.
9898 * ipa-cp.c: Update tree_pass descriptors.
9899 * final.c: Update tree_pass descriptors.
9900 * omp-low.c: Update tree_pass descriptors.
9901 * tree-ssa-dse.c: Update tree_pass descriptors.
9902 * ipa-reference.c: Update tree_pass descriptors.
9903 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9904 * auto-inc-dec.c: Update tree_pass descriptors.
9905 * reorg.c: Update tree_pass descriptors.
9906 * cgraphunit.c: Update tree_pass descriptors.
9907 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9908 * tree-ssa-ccp.c: Update tree_pass descriptors.
9909 * df-core.c: Update tree_pass descriptors.
9910 * mode-switching.c: Update tree_pass descriptors.
9911 * tree-nomudflap.c: Update tree_pass descriptors.
9912 * modulo-sched.c: Update tree_pass descriptors.
9913 * ipa-pure-const.c: Update tree_pass descriptors.
9914 * cse.c: Update tree_pass descriptors.
9915 * web.c: Update tree_pass descriptors.
9916 * tree-stdarg.c: Update tree_pass descriptors.
9917 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9918 * tree-ssa-dom.c: Update tree_pass descriptors.
9919 * tree-nrv.c: Update tree_pass descriptors.
9920 * tree-ssa-alias.c: Update tree_pass descriptors.
9921 * loop-init.c: Update tree_pass descriptors.
9922 * gimple-low.c: Update tree_pass descriptors.
9923 * ipa-inline.c: Update tree_pass descriptors.
9924 * tree-ssa-sink.c: Update tree_pass descriptors.
9925 * global.c: Update tree_pass descriptors.
9926 * ifcvt.c: Update tree_pass descriptors.
9927 * jump.c: Update tree_pass descriptors.
9928 * predict.c: Update tree_pass descriptors.
9929 * tree-ssa-loop.c: Update tree_pass descriptors.
9930 * recog.c: Update tree_pass descriptors.
9931 * dse.c: Update tree_pass descriptors.
9932 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9933 * tree-eh.c: Update tree_pass descriptors.
9934 * regmove.c: Update tree_pass descriptors.
9936 * function.c: Update tree_pass descriptors.
9937 * tree-vectorizer.c: Update tree_pass descriptors.
9938 * gcse.c: Update tree_pass descriptors.
9939 * ipa-type-escape.c: Update tree_pass descriptors.
9940 * tree-if-conv.c: Update tree_pass descriptors.
9941 * init-regs.c: Update tree_pass descriptors.
9942 * ipa.c: Update tree_pass descriptors.
9943 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9944 * rtl-factoring.c: Update tree_pass descriptors.
9945 * lower-subreg.c: Update tree_pass descriptors.
9946 * bt-load.c: Update tree_pass descriptors.
9947 * tree-dfa.c: Update tree_pass descriptors.
9948 * except.c: Update tree_pass descriptors.
9949 * emit-rtl.c: Update tree_pass descriptors.
9950 * cfgexpand.c: Update tree_pass descriptors.
9951 * tree-cfgcleanup.c: Update tree_pass descriptors.
9952 * cfgcleanup.c: Update tree_pass descriptors.
9953 * tree-ssa-pre.c: Update tree_pass descriptors.
9954 * tree-sra.c: Update tree_pass descriptors.
9955 * tree-mudflap.c: Update tree_pass descriptors.
9956 * tree-ssa-copy.c: Update tree_pass descriptors.
9957 * cfglayout.c: Update tree_pass descriptors.
9958 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9959 * tree-ssa-dce.c: Update tree_pass descriptors.
9960 * tree-ssa.c: Update tree_pass descriptors.
9961 * regclass.c: Update tree_pass descriptors.
9962 * integrate.c: Update tree_pass descriptors.
9963 * tree-optimize.c: Update tree_pass descriptors.
9964 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9965 * tree-object-size.c: Update tree_pass descriptors.
9966 * combine.c: Update tree_pass descriptors.
9967 * tree-outof-ssa.c: Update tree_pass descriptors.
9968 * bb-reorder.c: Update tree_pass descriptors.
9969 * stack-ptr-mod.c: Update tree_pass descriptors.
9970 * var-tracking.c: Update tree_pass descriptors.
9971 * tree-profile.c: Update tree_pass descriptors.
9972 * tree-vect-generic.c: Update tree_pass descriptors.
9973 * reg-stack.c: Update tree_pass descriptors.
9974 * sched-rgn.c: Update tree_pass descriptors.
9975 * tree-ssa-structalias.c: Update tree_pass descriptors.
9976 * tree-cfg.c: Update tree_pass descriptors.
9977 * passes.c (current_pass): Update declaration.
9978 (finish_optimization_passes): Update.
9979 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9980 (register_one_dump_file, register_dump_files_1, next_pass_1):
9982 (init_optimization_passes): Update handling of new types.
9983 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9984 * ipa-struct-reorg.c: Update tree_pass descriptors.
9985 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9986 * combine-stack-adj.c: Update tree_pass descriptors.
9987 * cfgrtl.c: Update tree_pass descriptors.
9988 * dce.c: Update tree_pass descriptors.
9989 * tree-ssanames.c: Update tree_pass descriptors.
9991 2008-03-19 Richard Guenther <rguenther@suse.de>
9994 * tree-ssa.c (walk_data): New structure.
9995 (warn_uninitialized_var): If not always_executed warn with "maybe"
9997 (execute_early_warn_uninitialized): Compute post-dominators.
9998 Initialize always_executed before processing each basic block.
10000 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10003 * config/i386/i386.c (x86_this_parameter): Calculate correct location
10004 of "this" pointer when "regparm = N" or "fastcall" is in effect.
10006 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10008 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
10010 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
10012 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
10014 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
10015 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
10016 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
10017 target after ignore has been set, and move there also the commputation
10018 of subtarget and original_target.
10019 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
10020 (LANG_HOOKS_INITIALIZER): Remove it.
10021 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
10023 2008-03-18 Richard Guenther <rguenther@suse.de>
10025 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
10026 found an expression with constants, note that in the VN for the lhs.
10027 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
10028 fold them to constants if possible. Run cleanup_cfg if done so.
10029 (execute_pre): Return todo.
10030 (do_pre): Likewise.
10031 (execute_fre): Likewise.
10032 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
10034 (get_prop_source_stmt): Look through pointer conversions.
10036 2008-03-18 Jan Hubicka <jh@suse.cz>
10038 * tree-pretty-print.c: Include predict.h.
10039 (dump_generic_node): Dump predictor.
10040 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10041 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10042 * gimple-low.c (lower_stmt): Likewise.
10043 * expr.c (expand_expr_real): Likewise.
10044 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10046 (build_predict_expr, build_predict_expr): New.
10047 * predict.h (predictor_name, build_predict_expr): Update.
10048 * c-typeck.c (c_finish_bc_stmt): Add prediction.
10049 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
10050 * predict.def (PRED_CONTINUE): Update hitrate.
10051 * tree.def (PREDICT_EXPR): Define.
10052 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
10053 do not handle BIND_EXPR.
10054 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
10055 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
10056 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
10059 2008-03-18 Michael Matz <matz@suse.de>
10061 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
10063 2008-03-18 Richard Guenther <rguenther@suse.de>
10065 * tree-gimple.h (is_gimple_invariant_address): Declare.
10066 (is_gimple_constant): Likewise.
10067 * tree-gimple.c (is_gimple_constant): New function.
10068 (is_gimple_invariant_address): Likewise.
10069 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
10070 and is_gimple_invariant_address.
10071 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
10073 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
10074 an addressable base.
10076 2008-03-18 Jakub Jelinek <jakub@redhat.com>
10078 PR middle-end/35611
10079 * gimplify.c (gimplify_expr): Gimplify second operand of
10082 2008-03-17 Richard Guenther <rguenther@suse.de>
10084 PR tree-optimization/19637
10085 * fold-const.c (fold_unary): Remove restrictions of removing
10086 intermediate pointer-conversions (P2)(P1)P0.
10087 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
10088 conversion to void pointer.
10089 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
10091 2008-03-16 James E. Wilson <wilson@tuliptree.org>
10094 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
10095 emulated thread local variables.
10097 2008-03-16 Richard Guenther <rguenther@suse.de>
10099 PR middle-end/35607
10100 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
10101 expand TREE_INVARIANT operations that are not gimple invariant.
10103 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
10105 * doc/extend.texi (Alignment): Say that the ABI controls
10106 the __alignof__ for non-strict-alignment targets rather
10107 than being a recommendation.
10109 2008-03-15 Paul Brook <paul@codesourcery.com>
10111 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
10113 (arm_output_fn_unwind): Mark functions that can not be unwound.
10115 2008-03-15 Paul Brook <paul@codesourcery.com>
10117 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
10118 extension instructions.
10120 2008-03-15 Richard Guenther <rguenther@suse.de>
10122 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
10123 and fold constant aggregate refs.
10124 (fold_const_aggregate_ref): Handle string constants
10125 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
10126 (evaluate_stmt): Simplify now that ccp_fold folds constant
10129 2008-03-15 Paul Brook <paul@codesourcery.com>
10131 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
10132 (extzv): Use gen_extzv_t2.
10133 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
10135 2008-03-15 Richard Guenther <rguenther@suse.de>
10137 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
10138 (fold_const_aggregate_ref): Likewise.
10139 (get_value): Return NULL if we don't have any values.
10140 (ccp_finalize): Set const_val to NULL after freeing it.
10141 * tree-flow.h (get_symbol_constant_value): Declare.
10142 (fold_const_aggregate_ref): Likewise.
10143 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10145 2008-03-15 Richard Guenther <rguenther@suse.de>
10147 PR middle-end/35593
10148 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10149 to not produce negative array indices if not allowed. Add
10150 parameter to indicate that.
10151 (maybe_fold_offset_to_component_ref): Allow negative array
10152 indices only for the first member of a structure.
10153 (maybe_fold_offset_to_reference): Allow negative array indices.
10154 (maybe_fold_stmt_addition): Likewise.
10156 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10157 Anatoly Sokolov <aesok@post.ru>
10159 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10160 (avr_arch): Add ARCH_AVR6.
10161 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10162 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10163 instead of fixed value 2.
10164 (print_operand_address): Use gs() asm specifier instead of pm().
10165 (avr_assemble_integer): (Ditto.).
10166 (avr_output_addr_vec_elt): (Ditto.).
10167 (print_operand): Handle "!" code.
10168 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
10169 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
10170 (AVR_HAVE_EIJMP_EICALL): Define.
10171 (AVR_3_BYTE_PC): Redefine.
10172 (AVR_2_BYTE_PC): (Ditto.).
10173 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
10174 (LINK_SPEC): Add atmega2560 and atmega2561.
10175 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
10177 * config/avr/avr.md (call_insn): Use eicall instead of icall
10178 for 3 byte PC devices.
10179 (call_value_insn): (Ditto.).
10180 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
10181 (indirect_jump): Use only for for 2 byte PC devices.
10182 (*tablejump): (Ditto.).
10183 (*indirect_jump_avr6): Add insn.
10184 (*tablejump_rjmp): Don't use for 3 byte PC devices.
10185 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
10186 instead of ijmp for 3 byte PC devices.
10187 (__tablejump2__): (Ditto.).
10188 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
10189 (MULITLIB_DIRNAMES): (Ditto.).
10190 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
10192 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
10194 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
10195 "sse2_umulsidi3". Use V1DI mode for operand 0.
10196 ("mmx_psadbw"): Use V1DI mode for operand 0.
10197 * config/i386/i386-modes.def (V1SI): New vector mode.
10198 * config/i386/i386.c (struct builtin_description)
10199 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
10200 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
10201 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
10202 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
10203 v1di_ftype_v8qi_v8qi type.
10204 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
10206 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
10207 __builtin_ia32_pmuludq]: Fix the mode of return value.
10209 2008-03-15 Richard Guenther <rguenther@suse.de>
10211 PR middle-end/35595
10212 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
10215 2008-03-14 Bob Wilson <bob.wilson@acm.org>
10217 * doc/invoke.texi (Option Summary, Xtensa Options): Document
10218 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
10219 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
10220 unless TARGET_SERIALIZE_VOLATILE is enabled.
10221 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
10222 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
10223 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
10225 2008-03-14 Richard Guenther <rguenther@suse.de>
10227 PR tree-optimization/34172
10228 * tree-flow.h (refs_may_alias_p): Declare.
10229 (get_single_def_stmt): Likewise.
10230 (get_single_def_stmt_from_phi): Likewise.
10231 (get_single_def_stmt_with_phi): Likewise.
10232 * tree-dfa.c (refs_may_alias_p): New function.
10233 (get_single_def_stmt): Likewise.
10234 (get_single_def_stmt_from_phi): Likewise.
10235 (get_single_def_stmt_with_phi): Likewise.
10236 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
10237 (vn_reference_lookup_1): New helper function.
10238 (vn_reference_lookup): Walk the virtual use-def chain to
10239 continue searching for a match if the def does not alias the
10240 reference we are looking for.
10242 2008-03-14 David Edelsohn <edelsohn@gnu.org>
10244 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
10245 archive and Perzl. Update The Written Word listing.
10247 2008-03-14 Richard Guenther <rguenther@suse.de>
10249 PR tree-optimization/34043
10250 PR tree-optimization/33989
10251 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
10253 (bitmap_find_leader): Use extra argument to verify dominance
10254 relationship inside a basic-block.
10255 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
10256 (find_leader_in_sets): Adjust.
10257 (create_component_ref_by_pieces): Take extra argument for
10258 dominance check, handle lookup failures.
10259 (find_or_generate_expression): Likewise.
10260 (create_expression_by_pieces): Likewise.
10261 (insert_into_preds_of_block): Adjust.
10262 (create_value_expr_from): If asked for, verify all operands
10263 are in the blocks AVAIL_OUT set.
10264 (make_values_for_stmt): Check for SSA_NAMEs that are life
10265 over an abnormal edge.
10266 (compute_avail): Remove such check.
10267 (do_SCCVN_insertion): New function.
10268 (eliminate): If we do not find a leader suitable for replacement
10269 insert a replacement expression from SCCVN if available.
10270 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
10271 (struct vn_ssa_aux): Add needs_insertion flag.
10272 * tree-ssa-sccvn.c (may_insert): New global flag.
10273 (copy_reference_ops_from_ref): Value-number union member access
10274 based on its size, not type and member if insertion is allowed.
10275 (visit_reference_op_load): For a weak match from union type
10276 punning lookup a view-converted value and insert a SSA_NAME
10277 for that value if that is not found.
10278 (visit_use): Make dumps shorter. Do not disallow value numbering
10279 SSA_NAMEs that are life over an abnormal edge to constants.
10280 (free_scc_vn): Release inserted SSA_NAMEs.
10281 (run_scc_vn): New flag to specify whether insertion is allowed.
10282 Process SSA_NAMEs in forward order.
10283 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10284 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10285 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10286 pointer type to/from integral types that do not change the
10287 precision to regular conversions.
10289 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10291 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10292 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10293 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10294 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10295 input arguments and the mode of return value. Built-in functions
10296 that operate on whole 64-bit MMX register now use V1DI mode.
10298 2008-03-13 Alon Dayan <alond@il.ibm.com>
10299 Olga Golovanevsky <olga@il.ibm.com>
10301 PR tree-optimization/35041
10302 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10303 to locate the right position in a statement.
10305 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10309 * config/i386/xmmintrin.h: Change all static inline functions to
10310 extern inline and add __gnu_inline__ attribute.
10311 * config/i386/bmintrin.h: Ditto.
10312 * config/i386/smmintrin.h: Ditto.
10313 * config/i386/tmmintrin.h: Ditto.
10314 * config/i386/mmintrin-common.h: Ditto.
10315 * config/i386/ammintrin.h: Ditto.
10316 * config/i386/emmintrin.h: Ditto.
10317 * config/i386/pmmintrin.h: Ditto.
10318 * config/i386/mmintrin.h: Ditto.
10319 * config/i386/mm3dnow.h: Ditto.
10321 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10323 PR middle-end/35185
10324 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10325 (lower_omp_2): New function.
10326 (lower_omp_1, lower_omp): Rewritten.
10328 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10331 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10332 with the phrase "Microsoft Windows compilers".
10333 (Push/Pop Macro Pragmas): New subsection. Document
10334 #pragma push_macro and pragma pop_macro.
10336 2008-03-12 Paul Brook <paul@codesourcery.com>
10338 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10340 2008-03-12 Paul Brook <paul@codesourcery.com>
10342 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10343 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10344 (thumb2_addsi_shortim): Rename ...
10345 (thumb2_addsi_short): ... to this. Allow register operands.
10346 (thumb2_subsi_short): New pattern.
10347 (thumb2_one_cmplsi2_short,
10348 thumb2_negsi2_short): New patterns and peepholes.
10350 2008-03-12 Paul Brook <paul@codesourcery.com>
10352 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10354 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10356 * config/i386/i386.md (int_cond): New code iterator.
10358 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10359 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10360 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10361 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10362 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10363 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10364 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10365 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10367 2008-03-12 Paul Brook <paul@codesourcery.com>
10369 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10370 instead of {arm,thumb}_compute_save_reg_mask.
10371 (output_return_instruction): Ditto.
10372 (thumb_unexpanded_epilogue): Ditto.
10373 (thumb1_expand_prologue): Ditto.
10374 (thumb1_output_function_prologue): Ditto.
10375 (arm_set_return_address): Ditto.
10376 (thumb_set_return_address): Ditto.
10377 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10378 regs to achieve stack alignment.
10379 (thumb1_compute_save_reg_mask): Fix compiler warning.
10380 (arm_output_epilogue): Use offsets->saved_regs_mask.
10381 Adjust stack pointer by poping call clobered registers.
10382 (arm_expand_prologue): Use offsets->saved_regs_mask.
10383 Adjust stack pointer by pushing extra registers.
10384 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10386 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10389 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10390 conversion to the operands of a multiplication.
10392 2008-03-12 Richard Guenther <rguenther@suse.de>
10394 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10395 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10396 * timevar.def (TV_TREE_PHIPROP): Add.
10397 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10398 pass description. Use TV_TREE_PHIPROP.
10399 * tree-ssa-forwprop.c: Remove phiprop code.
10401 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10403 PR middle-end/35549
10404 * omp-low.c (maybe_lookup_decl): Constify first argument.
10405 (use_pointer_for_field): Change last argument from bool to
10406 omp_context *. Disallow shared copy-in/out in nested
10407 parallel if decl is shared in outer parallel too.
10408 (build_outer_var_ref, scan_sharing_clauses,
10409 lower_rec_input_clauses, lower_copyprivate_clauses,
10410 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10412 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10413 Ira Rosen <irar@il.ibm.com>
10415 * tree-vectorizer.c (free_stmt_vec_info): New function.
10416 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10417 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10418 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10419 * tree-vect-transform.c (vectorizable_conversion): Free
10420 vec_oprnds0 if it was allocated.
10421 (vect_permute_store_chain): Remove unused VECs.
10422 (vectorizable_store): Free VECs that are allocated in the..
10424 (vect_transform_strided_load, vectorizable_load): Likewise.
10425 (vect_remove_stores): Simplify the code.
10426 (vect_transform_loop): Move code to vect_remove_stores().
10427 Call vect_remove_stores() and free_stmt_vec_info().
10429 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10431 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10432 TARGET_HPUX. Revise comment.
10433 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10434 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10435 Use sr4 variant of `be' instruction when not generating PIC code.
10436 (attr_length_call): Adjust for above change.
10438 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10440 * ipa-reference.c (static_execute): Remove module_statics_const and
10441 associated setting code.
10443 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10446 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10447 predicate for operand 1.
10448 (paritysi2_cmp): Use register_operand predicate for operand 2.
10449 Use earlyclobber modifier for operand 1. Remove support for
10451 (paritydi2_cmp): Use register_operand predicate for operand 3.
10452 Use earlyclobber modifier for operand 1. Remove support for
10455 2008-03-11 Paul Brook <paul@codesourcery.com>
10456 Vladimir Prus <vladimir@codesourcery.com>
10458 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
10459 (arm_compute_save_reg0_reg12_mask): Always
10460 check if register 11 must be saved. Always safe hard frame pointer
10461 when frame_pointer_needeed.
10462 (arm_compute_save_reg_mask): Save IP and PC
10463 only with apcs frames.
10464 (arm_output_epilogue): Adjust Thumb2 codepath to
10465 be also invoked and work for ARM non-apcs frames.
10466 (arm_expand_prologue): Don't bother saving IP
10467 for non-apcs frame, since it's not clobbered by
10468 prologue code. Implement non-apcs frame
10471 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10473 PR rtl-optimization/35281
10474 * expr.c (convert_move): Use a new pseudo for the intermediate
10475 from_mode->word_mode result.
10477 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10479 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10480 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10481 * toplev.c (compile_file): Don't call it.
10483 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10485 PR middle-end/35526
10486 * expr.c (store_expr): Call emit_block_move if the mode
10487 of "temp" RTX is BLKmode.
10489 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10490 Richard Guenther <rguenther@suse.de>
10492 PR tree-optimization/31358
10493 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10494 the step with a NULL_TREE.
10495 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10496 to sizetype if type is a pointer type.
10497 (add_candidate_1): Don't convert the base and step to
10498 the generic type if the orginal type is a pointer type.
10499 (add_iv_value_candidates): Use sizetype for the step
10500 if type is a pointer type.
10501 (cand_value_at): Likewise.
10502 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10504 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10505 Don't convert the tem affine to the type.
10506 (add_elt_to_tree): Use sizetype for the step if a pointer.
10507 Use POINTER_PLUS_EXPR for pointers.
10508 (aff_combination_to_tree): Use sizetype for the step if a
10511 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10513 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10514 Remove commutativity hint.
10516 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10520 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10521 errorneous type. Check that v is a VAR_DECL.
10523 PR middle-end/35099
10524 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10526 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10528 PR tree-optimization/35494
10529 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10530 may be overriden at link and run time.
10532 2008-03-10 Richard Guenther <rguenther@suse.de>
10534 PR tree-optimization/34677
10535 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10536 (poolify_tree): Likewise.
10537 (modify_expr_template): Likewise.
10538 (poolify_modify_stmt): Likewise.
10539 (insert_fake_stores): Handle all component-ref style stores
10540 in addition to INDIRECT_REF. Also handle complex types.
10541 Do not poolify the inserted load.
10542 (realify_fake_stores): Do not rebuild the tree but only
10543 make it a SSA_NAME copy.
10544 (init_pre): Remove initialzation of modify_expr_template.
10545 Do not allocate modify_expr_node_pool.
10546 (fini_pre): Do not free modify_expr_node_pool.
10548 2008-03-10 Paul Brook <paul@codesourcery.com>
10550 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10551 to avoid conflicts.
10553 2008-03-10 Paul Brook <paul@codesourcery.com>
10554 Mark Shinwell <shinwell@codesourcery.com>
10556 * config/arm/cortex-r4.md: New.
10557 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10559 * config/arm/arm.md: Include cortex-r4.md.
10560 (insn): Add smmls, sdiv and udiv values.
10561 (generic_sched): Don't use generic scheduling for Cortex-R4.
10562 (arm_issue_rate): New function.
10563 (TARGET_SCHED_ISSUE_RATE): Define.
10565 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10567 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10569 2008-03-10 Richard Guenther <rguenther@suse.de>
10571 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10572 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10574 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10576 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10577 Set default to true.
10579 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10581 * c.opt (Wsynth): Deprecate.
10582 * doc/invoke.texi (Option Summary, Warning Options): Document
10583 -Wno-format-contains-nul.
10585 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10588 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10589 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10591 2008-03-09 Ira Rosen <irar@il.ibm.com>
10593 * config/rs6000/rs6000.c (builtin_description): Rename vector
10594 left shift operations.
10595 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10596 (altivec_vsl<VI_char>): Rename to ...
10597 (ashl<mode>3): ... new name.
10598 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10600 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10602 2008-03-08 Richard Guenther <rguenther@suse.de>
10604 * coverage.h (tree_coverage_counter_addr): Declare.
10605 * coverage.c (tree_coverage_counter_addr): New function.
10606 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10607 before using again.
10608 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10609 (tree_gen_one_value_profiler): Likewise.
10610 (tree_gen_ic_profiler): Likewise.
10611 (tree_gen_average_profiler): Likewise.
10612 (tree_gen_ior_profiler): Likewise.
10614 2008-03-08 Richard Guenther <rguenther@suse.de>
10616 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10617 (vn_binary_op_insert): Likewise.
10618 (vn_unary_op_lookup): Likewise.
10619 (vn_unary_op_insert): Likewise.
10620 (vn_nary_op_lookup): Declare.
10621 (vn_nary_op_insert): Likewise.
10622 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10623 and binary hashes, use a single obstack for unary_op_pool
10624 and binary_op_pool.
10625 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10626 a single struct vn_nary_op_s. Store tree code length and
10627 a variable number of operands.
10628 (struct vn_reference_op_struct): Remove unused op2.
10629 (vn_reference_op_eq): Do not compare op2.
10630 (vn_reference_op_compute_hash): Do not compute hash of op2.
10631 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10632 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10633 with vn_nary_op_compute_hash.
10634 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10635 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10637 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10639 (visit_unary_op): Call nary functions.
10640 (visit_binary_op): Likewise.
10641 (process_scc): Adjust for struct vn_tables_s changes.
10642 (allocate_vn_table): Likewise.
10643 (free_vn_table): Likewise.
10644 * tree-vn.c (vn_add): Call nary functions.
10645 (vn_lookup): Likewise.
10647 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10650 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10651 wdst back after sync_compare_and_swapqhi_internal.
10653 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10656 * config/i386/i386-modes.def (V1DI): New vector mode.
10657 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10658 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10659 (MMXMODE248): Ditto.
10660 (MMXMODE): Add V1DI mode.
10661 (mmxvecsize): Change DI mode to V1DI mode.
10662 ("mov<mode>): Use MMXMODEI8 mode iterator.
10663 ("*mov<mode>_internal_rex64"): Ditto.
10664 ("*mov<mode>_internal"): Ditto.
10665 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10666 ("mmx_sub<mode>3"): Ditto.
10667 ("mmx_adddi3"): Remove insn pattern.
10668 ("mmx_subdi3"): Ditto.
10669 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10670 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10671 ("mmx_ashl<mode>3"): Ditto.
10672 ("mmx_lshrdi3"): Remove insn pattern.
10673 ("mmx_ashldi3"): Ditto.
10674 * config/i386/i386.c (classify_argument): Handle V1DImode.
10675 (function_arg_advance_32): Ditto.
10676 (function_arg_32): Ditto.
10677 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10678 mmx_addv1di3 insn pattern.
10679 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10680 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10681 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10682 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10683 Remove definitions of built-in functions.
10684 (V1DI_type_node): New node.
10685 (v1di_ftype_v1di_int): Ditto.
10686 (v1di_ftype_v1di_v1di): Ditto.
10687 (v2si_ftype_v2si_si): Ditto.
10688 (v4hi_ftype_v4hi_di): Remove node.
10689 (v2si_ftype_v2si_di): Ditto.
10690 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10691 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10692 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10693 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10694 Add new builtins using def_builtin_const.
10695 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10696 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10697 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10698 * config/i386/mmintrin.h (__v1di): New typedef.
10699 (_mm_add_si64): Cast arguments to __v1di type.
10700 (_mm_sub_si64): Ditto.
10701 (_mm_sll_pi16): Cast __count to __v4hi type.
10702 (_mm_sll_pi32): Cast __count to __v2si type.
10703 (_mm_sll_si64): Cast arguments to __v1di type.
10704 (_mm_srl_pi16): Cast __count to __v4hi type.
10705 (_mm_srl_pi32): Cast __count to __v2si type.
10706 (_mm_srl_si64): Cast arguments to __v1di type.
10707 (_mm_sra_pi16): Cast __count to __v4hi type.
10708 (_mm_sra_pi32): Cast __count to __v2si type.
10709 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10710 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10711 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10712 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10713 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10714 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10715 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10716 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10717 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10718 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10719 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10720 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10722 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10724 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10726 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10729 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10730 reg+const addressing for Altivec modes. Don't generate reg+reg
10731 addressing for TFmode or TDmode quantities.
10733 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10735 * c-common.c (vector_types_convertible_p): Call langhook
10736 instead of comptypes.
10738 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10741 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10742 integral and scalar float variables which have a
10745 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10747 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10748 dwarf_register_span hook when emitting unwind information for
10749 register-to-memory saves.
10750 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10751 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10753 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10755 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10756 for the same VAR_DECL.
10758 2008-03-06 Tom Tromey <tromey@redhat.com>
10760 * treelang: Delete.
10761 * doc/standards.texi (Standards): Don't mention treelang.
10762 * doc/invoke.texi (Overall Options): Don't mention treelang.
10763 * doc/install.texi (Prerequisites): Don't mention bison or
10765 (Configuration): Don't mention treelang.
10766 (Building): Likewise.
10767 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10769 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10771 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10772 word-extractions out of a multi-word object.
10774 2008-03-06 Richard Guenther <rguenther@suse.de>
10776 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10777 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10778 result type and precision.
10779 * expr.c (get_inner_reference): Set unsignedp based on the result
10780 type of BIT_FIELD_REF.
10781 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10782 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10783 (try_instantiate_multiple_fields): Likewise. Use the correct type
10785 (sra_build_assignment): Likewise.
10786 (sra_build_elt_assignment): Likewise.
10787 (sra_explode_bitfield_assignment): Likewise.
10788 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10789 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10790 set BIT_FIELD_REF_UNSIGNED.
10791 (vectorizable_load): Likewise.
10793 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10795 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10798 2008-03-06 Richard Guenther <rguenther@suse.de>
10800 * alias.c (struct alias_set_entry): Move has_zero_child field
10801 to pack with alias_set.
10803 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10805 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10808 2008-03-05 Ian Lance Taylor <iant@google.com>
10810 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10812 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10814 * fwprop.c (update_df): Support width and offset parameters of
10816 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10817 global_conflicts): Change DF_REF_EXTRACT to either
10818 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10819 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10820 * df-scan.c (df_ref_record, df_defs_record,
10821 df_ref_create_structure, df_def_record_1, df_uses_record,
10822 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10823 df_bb_refs_collect, df_entry_block_defs_collect,
10824 df_exit_block_uses_collect): Support new width and offset fields.
10825 (ref_extract_pool): New storage pool.
10826 (df_free_ref): New function.
10827 (df_reg_chain_unlink, df_free_collection_rec,
10828 df_sort_and_compress_refs): Call df_free_ref.
10829 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10831 (df_ref_create_structure): Allocate df_ref_extract if offset and
10832 width fields are used.
10833 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10834 (df_uses_record): Get offset and width from ZERO_EXTRACT
10836 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10837 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10838 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10839 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10840 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10841 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10842 (df_ref_extract): New structure.
10843 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10844 (df_ref_create): Add width and offset parameters.
10846 2008-03-05 Richard Guenther <rguenther@suse.de>
10848 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10849 Use ranges_overlap_p.
10850 (offset_overlaps_with_access): Rename
10851 to ranges_overlap_p and move ...
10852 * tree-flow-inline.h (ranges_overlap_p): ... here.
10854 * tree.h (get_inner_reference, handled_component_p): Update
10857 * tree.h (record_component_aliases, get_alias_set,
10858 alias_sets_conflict_p, alias_sets_must_conflict_p,
10859 objects_must_conflict_p): Move declarations ...
10860 * alias.h (record_component_aliases, get_alias_set,
10861 alias_sets_conflict_p, alias_sets_must_conflict_p,
10862 objects_must_conflict_p): ... here.
10863 Include coretypes.h.
10864 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10866 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10868 * cfg.c: Include tree-flow.h.
10869 (remove_edge_raw): Call redirect_edge_var_map_clear.
10870 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10871 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10872 (redirect_edge_var_map_result): New.
10873 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10874 PENDING_STMT use with redirect_edge_var_map_*.
10875 * tree-ssa.c (edge_var_maps): New definition.
10876 (redirect_edge_var_map_add): New.
10877 (redirect_edge_var_map_clear): New.
10878 (redirect_edge_var_map_dup): New.
10879 (redirect_edge_var_map_vector): New.
10880 (redirect_edge_var_map_destroy): New.
10881 (ssa_redirect_edge): Replace PENDING_STMT use with
10882 redirect_edge_var_map_*.
10883 (flush_pending_stmts): Same.
10884 (delete_tree_ssa): Destroy edge var map.
10885 * tree-flow.h (struct _edge_var_map): New.
10886 Define edge_var_map vector type.
10887 Declare redirect_edge_var_map_* prototypes.
10888 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10889 * tree-cfg.c (reinstall_phi_args): Replace
10890 PENDING_STMT use with redirect_edge_var_map_*.
10892 2008-03-05 Richard Guenther <rguenther@suse.de>
10894 PR tree-optimization/35472
10895 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10896 whose single use_stmt has a overlapping set of loaded and
10897 stored symbols as that use_stmt might be a noop assignment then.
10899 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10901 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10903 2008-03-05 Richard Guenther <rguenther@suse.de>
10906 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10907 should be constants.
10908 * tree-cfg.c (verify_expr): Verify it.
10909 * fold-const.c (fold_truthop): Remove code generating
10910 BIT_FIELD_REFs of structure bases.
10911 (fold_binary): Likewise.
10912 (fold_ternary): Position and size of BIT_FIELD_REFs are
10913 always host integers.
10914 (make_bit_field_ref): Remove.
10915 (optimize_bit_field_compare): Remove.
10916 (all_ones_mask_p): Remove.
10918 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10921 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10922 (split_block_and_df_analyze): New. Split basic block and rebuild
10924 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10926 (split_pattern_seq): Likewise.
10927 (erase_matching_seqs): Likewise.
10928 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10930 2008-03-04 Geoff Keating <geoffk@apple.com>
10932 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10933 declaration and code.
10934 (tree_invalid_nonnegative_warnv_p): Likewise.
10936 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10938 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10939 examples. Truncate option-names then causing overfull hbox.
10941 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10944 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10946 * configure: Rebuilt.
10948 2008-03-04 Rafael Espindola <espindola@google.com>
10950 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10951 (tree_unary_nonnegative_warnv_p): New.
10952 (tree_binary_nonnegative_warnv_p): New.
10953 (tree_single_nonnegative_warnv_p): New.
10954 (tree_invalid_nonnegative_warnv_p): New.
10955 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10957 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10960 * opts.c (handle_option): Postpone 'unknown option' errors only for
10963 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10966 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10969 2008-03-04 Rafael Espindola <espindola@google.com>
10971 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10972 (tree_binary_nonzero_warnv_p): New.
10973 (tree_single_nonzero_warnv_p): New.
10974 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10976 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10978 PR middle-end/35456
10979 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10980 transformations for modes that have signed zeros.
10981 * ifcvt.c (noce_try_abs): Ditto.
10983 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10985 * config/i386/i386.c (override_options): Force
10986 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10988 2008-03-04 Jan Hubicka <jh@suse.cz>
10991 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10994 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10996 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10997 label to probe the stack.
10999 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11001 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
11002 (__gthr_win32_mutex_destroy): Declare.
11003 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
11004 __gthr_win32_mutex_destroy.
11005 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
11007 2008-03-03 Jan Hubicka <jh@suse.cz>
11010 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
11011 aggressive on inlining cold calls.
11013 2008-03-03 Richard Guenther <rguenther@suse.de>
11015 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
11016 struct copies into the expression table.
11017 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
11018 (try_to_simplify): Likewise.
11019 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
11020 integral and pointer arguments which do not change the
11021 precision to NOP_EXPRs.
11022 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
11023 VIEW_CONVERT_EXPR case.
11025 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
11027 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
11028 defined in a loop at depth 0 is invariant.
11029 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11030 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
11031 be called at loop depth 0.
11033 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11036 * gcc.c (process_command): Update copyright notice dates.
11037 * gcov.c (print_version): Likewise.
11038 * gcov-dump.c (print_version): Likewise.
11039 * mips-tfile.c (main): Likewise.
11040 * mips-tdump.c (main): Likewise.
11042 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11045 * c-common.c (flag_permissive): Delete.
11046 (constant_expression_warnings): Check flags first.
11047 (constant_expression_error): New.
11048 * c-common.h (flag_permissive): Delete.
11049 (constant_expression_error): Declare.
11050 * flags.h (flag_permissive): Declare. Update description.
11051 * diagnostic.c (pedwarn): Update.
11053 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
11054 (permissive_error_kind): New.
11055 * toplev.c (flag_permissive): Define. Update description.
11056 * toplev.h (permissive_error_kind): Declare.
11057 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
11058 (pedwarn_c90): Use pedantic_warning_kind.
11059 * c-opts.c (c_common_post_options): flag_permissive does not affect
11060 flag_pedantic_errors.
11062 2008-03-02 Joseph Myers <joseph@codesourcery.com>
11064 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
11065 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
11066 __absvsi2, __absvDI2): Use unsigned arithmetic.
11068 2008-03-02 Andi Kleen <ak@suse.de>
11069 Richard Guenther <rguenther@suse.de>
11071 * struct-equiv.c: Remove file.
11072 * cfg_cleanup.c (condjump_equiv_p): Remove.
11073 * Makefile.in (OBJS-common): Remove struct-equiv.o.
11074 (struct-equiv.o): Remove rule.
11075 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
11076 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
11077 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
11079 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11081 * ifcvt.c (noce_process_if_block): Try to handle only the then
11082 block if the else block exists but isn't suitable.
11084 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11087 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
11088 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11089 regression from previous patch.
11091 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11094 * gthr.h: Add __gthread_mutex_destroy as a function that must be
11096 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
11097 * gthr-single.h (__gthread_mutex_destroy): Likewise.
11098 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
11099 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
11100 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
11101 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
11102 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
11103 (__gthread_mutex_destroy_function): Rename to
11104 __gthread_mutex_destroy.
11105 * gthr-dce.h (__gthread_mutex_destroy): Call
11106 pthread_mutex_destroy.
11107 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
11108 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
11109 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
11111 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11113 * df-scan.c (df_ref_chain_change_bb): Simplify.
11114 (df_insn_change_bb): Add new_bb argument. Simplify. Call
11115 set_block_for_insn if there's any change.
11116 * df.h ((df_insn_change_bb): Fix prototype.
11117 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
11118 df_insn_change_bb, don't call set_block_for_insn.
11119 * emit-rtl.c (reorder_insns): Likewise.
11120 * haifa-sched.c (move_insn): Likewise.
11122 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11124 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
11126 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11128 * tree-flow-inline.h (next_readonly_imm_use): Return
11129 NULL_USE_OPERAND_P after the end.
11131 2008-03-01 Richard Guenther <rguenther@suse.de>
11133 PR tree-optimization/35411
11134 * tree-sra.c (sra_build_assignment): Split conversion to
11135 final type to a separate statement if we are not assigning
11138 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11140 * fold-const.c (fold_convertible_p): Correct the logic to follow
11141 that in fold_convert().
11143 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11146 * tree-inline.c (build_duplicate_type): When we make a
11147 duplicate type, make it unique in the canonical types system.
11149 2008-02-29 Tom Tromey <tromey@redhat.com>
11151 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11152 input_file_stack_history, input_file_stack_restored): Remove.
11153 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11154 * input.h (struct file_stack): Remove.
11155 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11156 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11158 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11160 (diagnostic_last_module_changed): Add 'map' argument.
11161 (diagnostic_set_last_function): Likewise.
11162 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11163 line map, not input_file_stack.
11164 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
11166 2008-02-29 Paul Brook <paul@codesourcery.com>
11168 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
11170 2008-02-29 Paul Brook <paul@codesourcery.com>
11172 * config/arm/ieee754-df.S (muldf3): Use RET macros.
11174 2008-02-29 Richard Guenther <rguenther@suse.de>
11176 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
11178 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
11179 value for comparing for a store match.
11180 (simplify_unary_expression): Do nothing for SSA_NAMEs.
11181 (try_to_simplify): Do not do a full-blown reference lookup.
11183 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11185 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
11186 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11188 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
11190 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
11192 * tree-loop-linear.c (try_interchange_loops): Compare memory access
11193 strides against cache sizes.
11195 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11197 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
11200 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
11202 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
11203 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
11204 is smaller than the original promoted value.
11205 (simplify_subreg): If OP is a SUBREG, try to preserve its
11206 SUBREG_PROMOTED_VAR_P information.
11208 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
11210 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
11211 (VN_INFO_GET): Allocate new objects on the obstack.
11212 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
11213 for rpo_numbers_temp, for consistency.
11214 (free_scc_vn): Free the obstack.
11216 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11218 * doc/invoke.texi: Document -ftree-loop-distribution.
11219 * tree-loop-distribution.c: New.
11220 * tree-pass.h (pass_loop_distribution): New.
11221 * graphds.h (struct graph): Add htab_t indices.
11222 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
11223 * tree-vectorizer.c (rename_variables_in_loop): Extern.
11224 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
11225 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
11226 * tree-data-ref.c (debug_data_dependence_relations): New.
11227 (dump_data_dependence_relation): Also print data references.
11228 (free_data_ref): Extern.
11229 (same_access_functions): Moved...
11230 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
11231 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11232 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
11233 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
11234 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
11235 (stmts_from_loop): Skip LABEL_EXPR.
11236 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
11238 (build_rdg): Initialize rdg->indices htab.
11239 (free_rdg, stores_from_loop, ref_base_address,
11240 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
11241 have_similar_memory_accesses_1, ref_base_address_1,
11242 remove_similar_memory_refs): New.
11243 * tree-data-ref.h: Depend on tree-chrec.h.
11244 (debug_data_dependence_relations, free_data_ref): Declared.
11245 (same_access_functions): ... here.
11246 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
11248 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
11249 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
11250 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
11251 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11252 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
11253 rdg_vertex_for_stmt): Declared.
11254 (struct rdg_edge): Add level.
11256 (free_rdg, stores_from_loop, remove_similar_memory_refs,
11257 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
11259 (rdg_has_similar_memory_accesses): New.
11260 * tree-vect-analyze.c: Remove unused static decls.
11261 * lambda.h (dependence_level): New.
11262 * common.opt (ftree-loop-distribution): New.
11263 * tree-flow.h (mark_virtual_ops_in_bb,
11264 slpeel_tree_duplicate_loop_to_edge_cfg,
11265 rename_variables_in_loop): Declared.
11266 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
11267 (OBJS-common): Add tree-loop-distribution.o.
11268 (tree-loop-distribution.o): New rule.
11269 * tree-cfg.c (mark_virtual_ops_in_bb): New.
11270 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
11271 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
11273 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11276 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11277 other than structures and unions.
11279 2008-02-28 Richard Guenther <rguenther@suse.de>
11282 2008-02-26 Richard Guenther <rguenther@suse.de>
11284 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11285 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11286 (lookup_decl_from_uid): Declare.
11287 (remove_decl_from_map): Likewise.
11288 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11289 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11290 (decl_for_uid_map): New global hashtable mapping DECL_UID
11292 (init_ttree): Allocate it.
11293 (insert_decl_to_uid_decl_map): New helper function.
11294 (make_node_stat): Insert new decls into the map.
11295 (copy_node_stat): Likewise.
11296 (lookup_decl_from_uid): New function.
11297 (remove_decl_from_map): Likewise.
11298 (print_decl_for_uid_map_statistics): New helper.
11299 (dump_tree_statistics): Call it.
11301 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11302 (referenced_var_iterator): Adjust.
11303 (FOR_EACH_REFERENCED_VAR): Adjust.
11304 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11305 (num_referenced_vars): Adjust.
11306 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11307 (first_referenced_var): Remove.
11308 (end_referenced_vars_p): Likewise.
11309 (next_referenced_var): Likewise.
11310 (referenced_var_iterator_set): New helper function.
11311 * tree-dfa.c (referenced_var_lookup): Adjust.
11312 (referenced_var_check_and_insert): Likewise.
11313 (remove_referenced_var): Likewise.
11314 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11315 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11316 (verify_call_clobbering): Likewise.
11317 (verify_memory_partitions): Likewise.
11318 (init_tree_ssa): Allocate bitmap instead of hashtable for
11320 (delete_tree_ssa): Adjust.
11321 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11322 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11323 (compute_tag_properties): Likewise.
11324 (set_initial_properties): Likewise.
11325 (find_partition_for): Likewise.
11326 (update_reference_counts): Likewise.
11327 (dump_may_aliases_for): Likewise.
11328 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11329 (add_call_clobber_ops): Likewise.
11330 (add_call_read_ops): Likewise.
11331 (get_asm_expr_operands): Likewise.
11332 * tree-into-ssa.c (dump_decl_set): Likewise.
11333 (update_ssa): Likewise.
11334 * tree-sra.c (scan_function): Likewise.
11335 (decide_instantiations): Likewise.
11336 (scalarize_parms): Likewise.
11337 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11338 (dsa_named_for): Likewise.
11339 * tree-ssa-structalias.c (update_alias_info): Likewise.
11340 (merge_smts_into): Likewise.
11342 2008-02-27 David Daney <ddaney@avtrex.com>
11345 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11346 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11347 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11348 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11349 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11351 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11354 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11355 (BUILT_IN_NEXTTOWARD): Remove.
11356 (BUILT_IN_NEXTTOWARDF): Ditto.
11357 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11358 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11360 2008-02-27 Tom Tromey <tromey@redhat.com>
11362 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11363 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11365 2008-02-27 Jan Beulich <jbeulich@novell.com>
11367 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11368 update the respective field on newdecl.
11370 2008-02-27 Revital Eres <eres@il.ibm.com>
11372 PR rtl-optimization/34999
11373 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11374 crossing edges that ends with a call insn.
11375 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11376 call insn and clear the EDGE_CROSSING flag of the crossing edge
11377 when fixing fallthru edges.
11379 2008-02-27 Richard Guenther <rguenther@suse.de>
11381 PR middle-end/35390
11382 * fold-const.c (fold_unary): Return the correct argument,
11383 converted to the result type.
11385 2008-02-27 Richard Guenther <rguenther@suse.de>
11387 PR middle-end/34971
11388 * expr.c (expand_expr_real_1): Assert on rotates that operate
11390 * fold-const.c (fold_binary): Use the types precision, not the
11391 bitsize of the mode if folding rotate expressions. Build rotates
11392 only for full modes.
11394 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11396 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11397 and CPP_PRAGMA_EOL.
11398 * c-pragma.c (pragma_ns_name): New typedef.
11399 (registered_pp_pragmas): New variable.
11400 (c_pp_lookup_pragma): New function.
11401 (c_register_pragma_1): If flag_preprocess_only, do nothing
11402 for non-expanded pragmas, for expanded ones push pragma's
11403 namespace and name into registered_pp_pragmas vector.
11404 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11405 flag_preprocess_only, don't register GCC pch_preprocess
11406 pragma if flag_preprocess_only.
11407 * c-opts.c (c_common_init): Call init_pragma even if
11408 flag_preprocess_only.
11409 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11410 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11411 cpp_register_pragma if flag_preprocess_only.
11413 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11416 * c-parser.c (c_parser_translation_unit): Warn for empty
11417 translation unit, not empty source file.
11419 2008-02-26 Paul Brook <paul@codesourcery.com>
11421 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11422 operand for Thumb-2.
11423 * config/arm/arm.h (reg_class): Add CORE_REGS.
11424 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11425 (BASE_REG_CLASS): Use CORE_REGS.
11426 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11427 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11428 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11429 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11430 ARM_REGNO_OK_FOR_INDEX_P.
11431 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11432 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11433 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11434 (ldm/stm peepholes): Ditto.
11435 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11436 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11437 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11438 * config/arm/constraints.md: Enable "k" constraint on ARM.
11440 2008-02-27 Ben Elliston <bje@au.ibm.com>
11442 * config/rs6000/rs6000.c: Annotate cache line size field in all
11443 instances of struct processor_costs.
11445 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11447 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
11448 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
11449 jump_bypass): New counters.
11450 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
11451 * dce.c (gate_ud_dce): Same.
11452 (gate_fast_dce): Same.
11453 * dse.c (gate_dse1): New function.
11454 (gate_dse2): New function.
11455 (gate_dse): Merge results of new gate functions.
11456 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
11457 (gate_handle_jump_bypass): Add dbg_cnt.
11458 (gate_handle_gcse): Add dbg_cnt.
11459 * ifcvt.c (gate_handle_if_conversion): Same.
11460 (gate_handle_if_after_combine): Same.
11461 (gate_handle_if_after_reload): Same.
11462 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
11464 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
11466 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
11468 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11470 2008-02-26 Jason Merrill <jason@redhat.com>
11473 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11474 alone if it's the naming decl for the type's main variant.
11476 2008-02-26 Tom Tromey <tromey@redhat.com>
11478 * system.h (USE_MAPPED_LOCATION): Poison.
11479 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11480 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11481 (make_goto_expr_edges): Likewise.
11482 (remove_bb): Likewise.
11483 (execute_warn_function_return): Likewise.
11484 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11486 * c-common.c (fname_decl): Remove old location code.
11487 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11489 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11491 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11492 (gen_rtx_ASM_INPUT): Likewise.
11493 (gen_rtx_ASM_INPUT_loc): Likewise.
11494 (get_rtx_asm_OPERANDS): Remove.
11495 * cfglayout.c (insn_locators_alloc): Remove old location code.
11496 (set_curr_insn_source_location): Likewise.
11497 (curr_insn_locator): Likewise.
11498 * print-tree.c (print_node): Remove old location code.
11499 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11500 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11501 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11502 location_from_locus.
11503 (construct_exit_block): Remove old location code.
11504 * emit-rtl.c (force_next_line_note): Remove old location code.
11505 * profile.c (branch_prob): Remove old location code.
11506 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11507 LOC_LINE): Remove old-location variants.
11508 * langhooks.c (lhd_print_error_function): Remove old location
11510 * configure, config.in: Rebuilt.
11511 * configure.ac (--enable-mapped-location): Remove.
11512 * c-decl.c (c_init_decl_processing): Remove old location code.
11513 (finish_function): Likewise.
11514 * recog.c (decode_asm_operands): Remove old location code.
11515 * c-pch.c (c_common_read_pch): Remove old location code.
11516 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11518 * gimple-low.c (lower_function_body): Remove old location code.
11519 * toplev.c (unknown_location): Remove.
11520 (push_srcloc): Remove old-location variant.
11521 (process_options): Remove old location code.
11522 (lang_dependent_init): Likewise.
11523 * input.h (UNKNOWN_LOCATION): Move definition.
11524 (location_t): Undeprecate.
11525 (source_locus): Remove.
11526 (location_from_locus): Remove.
11527 (struct location_s): Remove.
11528 Remove all old-location code.
11529 (input_line, input_filename): Remove.
11530 * final.c (final_scan_insn): Remove old location code.
11531 * diagnostic.c (diagnostic_build_prefix): Remove
11532 USE_MAPPED_LOCATION test.
11533 * tree.h (gimple_stmt) <locus>: Now a location_t.
11534 (tree_exp) <locus>: Likewise.
11535 (DECL_IS_BUILTIN): Remove old-location variant.
11536 (annotate_with_file_line, annotate_with_locus): Likewise.
11537 (expr_locus, set_expr_locus): Update.
11538 * tree.c (build1_stat): Remove old location code.
11539 (last_annotated_node): Remove.
11540 (annotate_with_file_line): Remove old-location variant.
11541 (annotate_with_locus): Likewise.
11542 (expr_location): Remove old location code.
11543 (set_expr_location): Likewise.
11544 (expr_has_location): Likewise.
11545 (expr_locus): Likewise.
11546 (set_expr_locus): Likewise.
11547 (expr_filename): Don't use location_from_locus.
11548 (expr_lineno): Likewise.
11549 * rtl-error.c (location_for_asm): Remove old location code.
11550 * c-lex.c (cb_line_change): Remove old location code.
11551 (fe_file_change): Likewise.
11552 (cb_def_pragma): Likewise.
11553 (c_lex_with_flags): Likewise.
11554 * gengtype.c (do_typedef): Don't special-case location types.
11555 (define_location_structures): Remove.
11556 (main): Don't call define_location_structures.
11557 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11560 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11563 * builtins.def (BUILT_IN_STDARG_START): Remove.
11564 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11565 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11566 * tree-inline.c (inline_forbidden_p_1): Likewise.
11568 2008-02-26 Richard Guenther <rguenther@suse.de>
11570 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11571 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11572 (lookup_decl_from_uid): Declare.
11573 (remove_decl_from_map): Likewise.
11574 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11575 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11576 (decl_for_uid_map): New global hashtable mapping DECL_UID
11578 (init_ttree): Allocate it.
11579 (insert_decl_to_uid_decl_map): New helper function.
11580 (make_node_stat): Insert new decls into the map.
11581 (copy_node_stat): Likewise.
11582 (lookup_decl_from_uid): New function.
11583 (remove_decl_from_map): Likewise.
11584 (print_decl_for_uid_map_statistics): New helper.
11585 (dump_tree_statistics): Call it.
11587 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11588 (referenced_var_iterator): Adjust.
11589 (FOR_EACH_REFERENCED_VAR): Adjust.
11590 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11591 (num_referenced_vars): Adjust.
11592 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11593 (first_referenced_var): Remove.
11594 (end_referenced_vars_p): Likewise.
11595 (next_referenced_var): Likewise.
11596 (referenced_var_iterator_set): New helper function.
11597 * tree-dfa.c (referenced_var_lookup): Adjust.
11598 (referenced_var_check_and_insert): Likewise.
11599 (remove_referenced_var): Likewise.
11600 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11601 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11602 (verify_call_clobbering): Likewise.
11603 (verify_memory_partitions): Likewise.
11604 (init_tree_ssa): Allocate bitmap instead of hashtable for
11606 (delete_tree_ssa): Adjust.
11607 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11608 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11609 (compute_tag_properties): Likewise.
11610 (set_initial_properties): Likewise.
11611 (find_partition_for): Likewise.
11612 (update_reference_counts): Likewise.
11613 (dump_may_aliases_for): Likewise.
11614 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11615 (add_call_clobber_ops): Likewise.
11616 (add_call_read_ops): Likewise.
11617 (get_asm_expr_operands): Likewise.
11618 * tree-into-ssa.c (dump_decl_set): Likewise.
11619 (update_ssa): Likewise.
11620 * tree-sra.c (scan_function): Likewise.
11621 (decide_instantiations): Likewise.
11622 (scalarize_parms): Likewise.
11623 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11624 (dsa_named_for): Likewise.
11625 * tree-ssa-structalias.c (update_alias_info): Likewise.
11626 (merge_smts_into): Likewise.
11628 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11631 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11632 * c-opts.c (c_common_handle_option): Wall enables
11633 Wvolatile-register-var.
11634 * common.opt: Move Wvolatile-register-var to...
11637 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11639 * common.opt (Wlarger-than=): New.
11640 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11642 * opts.c (common_handle_option): Handle -Wlarger-than=.
11643 * optc-gen.awk: Likewise.
11644 * opth-gen.awk: Likewise.
11645 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11646 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11648 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11650 * c-common.c (match_case_to_enum_1): Add appropriate
11651 OPT_W* parameter to warning.
11652 (c_do_switch_warnings): Likewise.
11653 * c-typeck.c (warning_init): Add one more parameter following
11654 'warning' function.
11655 (push_init_level): Update call to warning_init.
11656 (pop_init_level): Likewise.
11657 (add_pending_init): Likewise.
11658 (output_init_element: Likewise.
11660 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11663 * toplev.c (toplev_main): If there are warnings or error, print
11664 errors for ignored options.
11665 * opts.c (ignored_options): New static variable.
11666 (postpone_unknown_option_error): New.
11667 (print_ignored_options): New.
11668 (handle_option): Postpone errors for unknown -Wno-* options.
11669 * opts.h (print_ignored_options): Declare.
11671 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11673 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11676 2008-02-25 Richard Guenther <rguenther@suse.de>
11679 2008-02-25 Richard Guenther <rguenther@suse.de>
11681 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11682 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11683 (lookup_decl_from_uid): Declare.
11684 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11685 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11686 (decl_for_uid_map): New global hashtable mapping DECL_UID
11688 (init_ttree): Allocate it.
11689 (insert_decl_to_uid_decl_map): New helper function.
11690 (make_node_stat): Insert new decls into the map.
11691 (copy_node_stat): Likewise.
11692 (lookup_decl_from_uid): New function.
11693 (print_decl_for_uid_map_statistics): New helper.
11694 (dump_tree_statistics): Call it.
11696 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11697 (referenced_var_iterator): Adjust.
11698 (FOR_EACH_REFERENCED_VAR): Adjust.
11699 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11700 (num_referenced_vars): Adjust.
11701 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11702 (first_referenced_var): Remove.
11703 (end_referenced_vars_p): Likewise.
11704 (next_referenced_var): Likewise.
11705 (referenced_var_iterator_set): New helper function.
11706 * tree-dfa.c (referenced_var_lookup): Adjust.
11707 (referenced_var_check_and_insert): Likewise.
11708 (remove_referenced_var): Likewise.
11709 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11710 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11711 (verify_call_clobbering): Likewise.
11712 (verify_memory_partitions): Likewise.
11713 (init_tree_ssa): Allocate bitmap instead of hashtable for
11715 (delete_tree_ssa): Adjust.
11716 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11717 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11718 (compute_tag_properties): Likewise.
11719 (set_initial_properties): Likewise.
11720 (find_partition_for): Likewise.
11721 (update_reference_counts): Likewise.
11722 (dump_may_aliases_for): Likewise.
11723 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11724 (add_call_clobber_ops): Likewise.
11725 (add_call_read_ops): Likewise.
11726 (get_asm_expr_operands): Likewise.
11727 * tree-into-ssa.c (dump_decl_set): Likewise.
11728 (update_ssa): Likewise.
11729 * tree-sra.c (scan_function): Likewise.
11730 (decide_instantiations): Likewise.
11731 (scalarize_parms): Likewise.
11732 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11733 (dsa_named_for): Likewise.
11734 * tree-ssa-structalias.c (update_alias_info): Likewise.
11735 (merge_smts_into): Likewise.
11737 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11740 * doc/invoke.texi (-fcx-limited-range): Document new option.
11741 * toplev.c (process_options): Handle -fcx-fortran-rules.
11742 * common.opt: Add documentation for -fcx-fortran-rules.
11744 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11747 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11748 actual behaviour and C99.
11750 2008-02-26 Ben Elliston <bje@au.ibm.com>
11752 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11753 (ASM_CPU_POWER6_SPEC): Likewise.
11754 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11755 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11756 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11758 2008-02-25 Richard Guenther <rguenther@suse.de>
11760 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11761 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11762 (lookup_decl_from_uid): Declare.
11763 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11764 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11765 (decl_for_uid_map): New global hashtable mapping DECL_UID
11767 (init_ttree): Allocate it.
11768 (insert_decl_to_uid_decl_map): New helper function.
11769 (make_node_stat): Insert new decls into the map.
11770 (copy_node_stat): Likewise.
11771 (lookup_decl_from_uid): New function.
11772 (print_decl_for_uid_map_statistics): New helper.
11773 (dump_tree_statistics): Call it.
11775 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11776 (referenced_var_iterator): Adjust.
11777 (FOR_EACH_REFERENCED_VAR): Adjust.
11778 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11779 (num_referenced_vars): Adjust.
11780 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11781 (first_referenced_var): Remove.
11782 (end_referenced_vars_p): Likewise.
11783 (next_referenced_var): Likewise.
11784 (referenced_var_iterator_set): New helper function.
11785 * tree-dfa.c (referenced_var_lookup): Adjust.
11786 (referenced_var_check_and_insert): Likewise.
11787 (remove_referenced_var): Likewise.
11788 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11789 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11790 (verify_call_clobbering): Likewise.
11791 (verify_memory_partitions): Likewise.
11792 (init_tree_ssa): Allocate bitmap instead of hashtable for
11794 (delete_tree_ssa): Adjust.
11795 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11796 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11797 (compute_tag_properties): Likewise.
11798 (set_initial_properties): Likewise.
11799 (find_partition_for): Likewise.
11800 (update_reference_counts): Likewise.
11801 (dump_may_aliases_for): Likewise.
11802 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11803 (add_call_clobber_ops): Likewise.
11804 (add_call_read_ops): Likewise.
11805 (get_asm_expr_operands): Likewise.
11806 * tree-into-ssa.c (dump_decl_set): Likewise.
11807 (update_ssa): Likewise.
11808 * tree-sra.c (scan_function): Likewise.
11809 (decide_instantiations): Likewise.
11810 (scalarize_parms): Likewise.
11811 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11812 (dsa_named_for): Likewise.
11813 * tree-ssa-structalias.c (update_alias_info): Likewise.
11814 (merge_smts_into): Likewise.
11816 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11819 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11820 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11821 * alias.h (nonoverlapping_memrefs_p): Likewise.
11823 2008-02-25 Jan Beulich <jbeulich@novell.com>
11825 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11826 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11827 __emultls_get_address, __emultls_register_common,
11828 __floatundi?f, and _Unwind_GetIPInfo.
11829 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11830 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11831 (gen_regparm_prefix): Likewise.
11832 (i386_nlm_encode_section_info): Sync with
11833 config/i386/winnt.c:i386_pe_encode_section_info().
11834 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11835 i386_nlm_mangle_decl_assembler_name): New.
11836 (netware_override_options): New.
11837 * config/i386/netware.h (netware_override_options): Declare.
11838 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11839 (i386_nlm_mangle_decl_assembler_name): Declare.
11840 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11842 2008-02-25 Ben Elliston <bje@au.ibm.com>
11845 * c-decl.c (grokdeclarator): Remove unused local variables
11846 `typedef_type' and `type_as_written'.
11848 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11849 unused local variable `has_hot_blocks'.
11850 (fix_crossing_conditional_branches): Remove unused local variable
11853 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11855 PR middle-end/19984
11856 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11857 using DEF_C99_BUILTIN.
11858 (BUILT_IN_NANF): Ditto.
11859 (BUILT_IN_NANL): Ditto.
11861 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11862 Revital Eres <eres@il.ibm.com>
11864 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11865 regarding the order of two dependent insns in the same row.
11867 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11869 * stor-layout.c (layout_decl): Do not bump the alignment of a
11870 bit-field to more than byte alignment if it is packed.
11872 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11874 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11877 2008-02-24 Diego Novillo <dnovillo@google.com>
11879 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11882 * tree-vrp.c (vrp_evaluate_conditional): With
11883 -Wtype-limits, emit a warning when comparing against a
11884 constant outside the natural range of OP0's type.
11885 * c.opt (Wtype-limits): Move ...
11886 * common.opt (Wtype-limits): ... here.
11888 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11890 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11891 * config/rs6000/e300c2c3.md: New file.
11892 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11894 (rs6000_override_options): Add e300c2 and e300c3 cases to
11895 processor_target_table. Do not allow usage of Altivec or Spe
11896 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11897 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11898 * config/rs6000/rs6000.h (processor_type): Add
11899 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11900 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11901 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11902 and ppce300c3. Include e300c2c3.md.
11904 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11906 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11907 instead of TARGET_STRICT_ALIGN.
11909 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11911 * explow.c (memory_address): Assert that the generated address is
11914 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11917 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11918 * config/darwin-ppc-ldouble-patch.def: New file.
11919 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11920 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11921 SUBTARGET_INIT_BUILTINS if defined.
11922 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11925 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11928 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11929 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11931 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11934 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11935 file" warning condtional on -Winvalid-PCH.
11937 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11939 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11941 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11945 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11946 prevent reload from using MMX registers.
11947 (*mov<mode>_internal): Ditto.
11948 (*movv2sf_internal_rex64): Ditto.
11949 (*movv2sf_internal): Ditto.
11951 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11953 PR documentation/31569
11954 * doc/install.texi2html: Use makeinfo --no-number-sections.
11956 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11958 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11959 ensure that we can address an entire entity > 8 bytes. Don't
11960 generate reg+reg addressing for such data.
11962 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11964 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11965 strings when optimizing for size, unless the target cares about
11968 2008-02-22 Tom Tromey <tromey@redhat.com>
11970 * regclass.c (current_pass): Remove declaration.
11972 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11974 * config/avr/libgcc.S (__RAMPZ__): Define.
11975 (__do_copy_data): Add for devices with 128KB code memory.
11977 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11979 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11981 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11983 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11985 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11988 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11991 * c-typeck.c (build_binary_op): Warn about floating point
11992 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11994 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11997 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11998 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
12000 (rs6000_override_options): Set altivec_abi as default, not override,
12001 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
12002 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
12003 is used; use new member spe_abi.
12004 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12005 spe_abi and altivec_abi.
12007 2008-02-22 Tomas Bily <tbily@suse.cz>
12009 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
12011 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12014 * config.build (build_file_translate): Set to `CMD //c' only if
12016 * Makefile.in (build_file_translate): Improve comment.
12018 2008-02-21 Jan Hubicka <jh@suse.cz>
12020 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
12021 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
12022 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
12024 2008-02-21 Michael Matz <matz@suse.de>
12027 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
12029 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
12031 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
12032 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
12033 as insn constraint.
12034 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12035 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12036 SSE_VEC_FLOAT_MODE_P as insn constraint.
12037 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12038 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12039 sse4a_movntdf using MODEF mode iterator.
12040 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12041 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12042 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12043 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12044 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12045 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12046 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12048 2008-02-21 Richard Guenther <rguenther@suse.de>
12050 * tree.def (PAREN_EXPR): New tree code.
12051 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
12053 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
12054 * expr.c (expand_expr_real_1): Likewise.
12055 * tree-inline.c (estimate_num_insns_1): Likewise.
12056 * tree-complex.c (expand_complex_move): Likewise.
12057 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
12060 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12063 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
12065 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12068 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
12070 * config/sh/sh.c (find_barrier): Don't go past
12071 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
12073 2008-02-20 DJ Delorie <dj@redhat.com>
12075 * config/h8300/h8300.md (insv): Force source operand to be a register.
12077 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
12078 as a jump, not as a plain insn.
12080 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
12082 * doc/invoke.texi (Warning Options): Add new option
12083 -Wframe-larger-than=.
12084 (-Wframe-larger-than): Document.
12086 * flags.h (warn_frame_larger_than, frame_larger_than_size):
12087 Add declarations for new option variables.
12089 * final.c (final_start_function): Check the frame size
12090 before emission and issue a Wframe-larger-than warning.
12092 * opts.c (warn_frame_larger_than, frame_larger_than_size):
12093 Add definitions for new option variables.
12094 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
12096 * common.opt (Wframe-larger-than=): New option.
12098 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12100 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
12101 (<sse>_div<mode>3): Ditto.
12102 (<sse>_vmdiv<mode>3): Ditto.
12103 (<sse>_vmsqrt<mode>2): Ditto.
12104 (*smax<mode>3): Ditto.
12105 (sse5_frcz<mode>2): Ditto.
12106 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
12107 as insn constraint.
12109 2008-02-20 Richard Guenther <rguenther@suse.de>
12111 PR middle-end/35265
12112 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
12113 be happy with INTEGRAL_TYPE_P.
12115 2008-02-20 Richard Guenther <rguenther@suse.de>
12117 * fold-const.c (split_tree): Associate floatig-point expressions
12118 if flag_associative_math is set.
12120 2008-02-20 Richard Guenther <rguenther@suse.de>
12122 * tree.h (fold_real_zero_addition_p): Declare.
12123 * fold-const.c (fold_real_zero_addition_p): Export.
12124 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
12125 floating-point operations with zero and one.
12127 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
12129 * doc/install.texi: Correct references to CFLAGS, replacing them
12130 with BOOT_CFLAGS. Document flags used during bootstrap for
12133 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12135 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
12136 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
12137 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12139 (smin<mode>3): Ditto from similar patterns.
12140 (smax<mode>3): Ditto.
12141 (*ieee_smin<mode>3): Ditto.
12142 (*ieee_smax<mode>3): Ditto.
12143 * config/i386/sse.md (sse): New mode attribute.
12144 (mov<mode>): Macroize expander from movv4sf and movv2df using
12145 SSEMODEF2P mode iterator.
12146 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12147 SSE_VEC_FLOAT_MODE_P as insn constraint.
12148 (storent<mode>): Ditto.
12149 (storent<mode>): Macroize expander from storentsf and storentdf using
12150 MODEF mode iterator.
12151 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12152 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12153 (abs<mode>2): Ditto from similar patterns.
12154 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12155 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12156 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12157 (<sse>_vmsqrt<mode>2): Ditto.
12158 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12159 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12160 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12161 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12162 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12163 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12164 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
12166 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
12167 iterator and SSE_FLOAT_MODE_P as insn constraint.
12168 (<sse>_ucomi): Ditto from similar patterns.
12169 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
12170 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
12171 SSE_VEC_FLOAT_MODE_P as insn constraint.
12172 (vcond<mode>): Ditto from similar patterns.
12173 (and<mode>3, *and<mode>3): Ditto.
12174 (<sse>_nand<mode>3): Ditto.
12175 (ior<mode>3, *ior<mode>3): Ditto.
12176 (xor<mode>3, *xor<mode>3): Ditto.
12177 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
12178 iterator and SSE_FLOAT_MODE_P as insn constraint.
12179 (*nand<mode>3): Ditto from similar patterns.
12180 (*ior<mode>3): Ditto.
12181 (*xor<mode>3): Ditto.
12183 2008-02-20 Ira Rosen <irar@il.ibm.com>
12185 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
12186 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
12187 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
12189 2008-02-19 Jan Hubicka <jh@suse.cz>
12191 * predict.c (tree_bb_level_predictions): Remove variable next
12192 mistakely introduced by previous commit.
12194 2008-02-19 Jan Hubicka <jh@suse.cz>
12196 * predict.c (predict_paths_leading_to): Rewrite.
12197 (predict_paths_for_bb): New.
12198 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
12200 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12203 * Makefile.in (build_file_translate): New.
12204 (gcc-vers.texi): Use it for translating $(abs_srcdir).
12205 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
12206 * configure.ac (build_file_translate): Substitute it.
12207 * configure: Regenerate.
12209 2008-02-19 Jan Hubicka <jh@suse.cz>
12211 PR rtl-optimization/34408
12212 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
12215 2008-02-19 Jan Hubicka <jh@suse.cz>
12217 PR middle-end/28779
12218 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
12221 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
12224 * config/i386/i386-modes.def: Revert the last DI alignment
12225 change until Ada people can look into it.
12227 2008-02-19 Nick Clifton <nickc@redhat.com>
12229 * opts.c (print_specific_help): Fix typo in --help text.
12231 2008-02-19 Jakub Jelinek <jakub@redhat.com>
12234 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
12235 32-bit inline asm without asm alternatives for host GCC < 3.0.
12237 2008-02-19 Richard Guenther <rguenther@suse.de>
12239 PR tree-optimization/34989
12240 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
12241 Allow propagation to INDIRECT_REF if we can simplify only.
12243 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12245 * c-common.c (warn_for_collisions_1): Use appropriate option when
12248 2008-02-19 Nick Clifton <nickc@redhat.com>
12251 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
12252 (handle_options): Fix indentation.
12253 (print_filtered_help): If no language-specific options were
12254 displayed tell the user how to list all the options supported by
12255 the language's front-end.
12256 (print_specific_help): Fix indentation and remove duplicate line.
12257 (common_handle_option): Handle the -v option.
12258 For --help enable the display of undocumented options if the -v
12259 switch has been included on the command line.
12260 For --help= check for overlaps in the arguments between the option
12261 classes and the language names and issue a warning when they
12262 cannot be disambiguated.
12263 * c.opt (v): Pass on to the common option handler.
12265 2008-02-19 Revital Eres <eres@il.ibm.com>
12267 * modulo-sched.c (sms_schedule): Change dump message when
12268 create_ddg function fails.
12269 (try_scheduling_node_in_cycle): Rename row to cycle.
12270 (print_partial_schedule): Rename CYCLE to ROW.
12272 2008-02-19 Christian Bruel <christian.bruel@st.com>
12273 Zdenek Dvorak <ook@ucw.cz>
12275 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12277 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12280 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12281 (*x86_movdicc_0_m1_se): Ditto.
12283 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12285 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12286 (CMPtype): Define as __gcc_CMPtype.
12287 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12288 (CMPtype): Define as __gcc_CMPtype.
12290 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12292 Support valgrind 3.3 for --enable-checking=valgrind.
12293 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12295 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12296 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12297 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12298 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12299 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12300 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12301 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12303 * ggc-zone.c: Similar.
12304 * ggc-page.c: Similar.
12306 2008-02-19 Paul Brook <paul@codesourcery.com>
12309 * config/arm/ieee754-df.S: Fix do_it typo.
12310 * config/arm/ieee754-sf.S: Fix do_it typo.
12312 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12315 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12316 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12317 (OPTION_MASK_ISA_SSE_SET): Likewise.
12318 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12319 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12320 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12321 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12322 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12323 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12324 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12325 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12326 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12327 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12328 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12329 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12330 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12331 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12332 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12333 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12334 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12335 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12336 (OPTION_MASK_ISA_SSE4): Removed.
12337 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12338 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12339 (override_options): Don't turn on implied SSE/MMX bits in
12342 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12344 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12347 2008-02-18 Joey Ye <joey.ye@intel.com>
12349 PR middle-end/34921
12350 * tree-nested.c (insert_field_into_struct): Set type alignment
12351 to field alignment if the former is less than the latter.
12353 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12355 * BASE-VER: Set to 4.4.0.
12357 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12359 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12360 * doc/cfg.texi: Likewise.
12361 * doc/extend.texi: Likewise.
12362 * doc/gty.texi: Likewise.
12363 * doc/invoke.texi: Likewise.
12364 * doc/loop.texi: Likewise.
12365 * doc/md.texi: Likewise.
12366 * doc/passes.texi: Likewise.
12367 * doc/rtl.texi: Likewise.
12368 * doc/sourcebuild.texi: Likewise.
12369 * doc/tm.texi: Likewise.
12370 * doc/tree-ssa.texi: Likewise.
12372 2008-02-17 Richard Guenther <rguenther@suse.de>
12374 PR middle-end/35227
12375 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12376 without default definition.
12378 2008-02-17 Richard Guenther <rguenther@suse.de>
12380 PR tree-optimization/35231
12381 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12384 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12387 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12388 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12389 libgcc_cmp_return mode.
12391 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12394 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12396 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12398 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12401 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12403 * doc/c-tree.texi: Use `@.' where appropriate.
12404 * doc/extend.texi: Likewise.
12405 * doc/install.texi: Likewise.
12406 * doc/invoke.texi: Likewise.
12407 * doc/loop.texi: Likewise.
12408 * doc/makefile.texi: Likewise.
12409 * doc/md.texi: Likewise.
12410 * doc/passes.texi: Likewise.
12411 * doc/standards.texi: Likewise.
12412 * doc/tm.texi: Likewise.
12414 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12416 PR middle-end/35196
12417 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12419 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12420 rather than in entry_bb.
12422 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12424 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12425 libgcc_cmp_return mode.
12427 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12429 PR middle-end/35130
12430 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12431 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12433 2008-02-15 Richard Guenther <rguenther@suse.de>
12434 Zdenek Dvorak <ook@ucw.cz>
12436 PR tree-optimization/35164
12437 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12438 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12439 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12440 Only propagate addresses which do not have abnormal SSA_NAMEs
12443 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12446 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
12448 2008-02-15 Jan Hubicka <jh@suse.cz>
12450 PR middle-end/35149
12451 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
12453 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12455 PR middle-end/34621
12456 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
12457 when calculating alignment_pad.
12459 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12461 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
12462 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
12463 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
12464 and STACK_BOUNDARY define.
12466 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
12468 PR preprocessor/35061
12469 * c-pragma.c (handle_pragma_pop_macro): Check that
12470 pushed_macro_table has been allocated.
12472 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12474 PR middle-end/35136
12475 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12476 (force_gimple_operand): Likewise.
12477 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12478 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12479 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12480 (find_interesting_uses_address): Check addressability and alignment
12481 of the base expression only after substituting bases of IVs into it.
12483 2008-02-14 Michael Matz <matz@suse.de>
12486 * function.c (instantiate_virtual_regs_in_insn): Reload address
12487 before falling back to reloading the whole operand.
12489 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12491 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12492 before the first section switch note.
12494 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12496 * doc/bugreport.texi: Update copyright years.
12497 * doc/c-tree.texi: Likewise.
12498 * doc/cfg.texi: Likewise.
12499 * doc/cpp.texi: Likewise.
12500 * doc/cppinternals.texi: Likewise.
12501 * doc/fragments.texi: Likewise.
12502 * doc/frontends.texi: Likewise.
12503 * doc/gcc.texi: Likewise.
12504 * doc/gty.texi: Likewise.
12505 * doc/hostconfig.texi: Likewise.
12506 * doc/implement-c.texi: Likewise.
12507 * doc/libgcc.texi: Likewise.
12508 * doc/loop.texi: Likewise.
12509 * doc/makefile.texi: Likewise.
12510 * doc/options.texi: Likewise.
12511 * doc/passes.texi: Likewise.
12512 * doc/rtl.texi: Likewise.
12513 * doc/sourcebuild.texi: Likewise.
12514 * doc/standards.texi: Likewise.
12515 * doc/tree-ssa.texi: Likewise.
12516 * doc/trouble.texi: Likewise.
12518 * doc/extend.texi: Use @: or add comma where appropriate.
12519 * doc/invoke.texi: Likewise.
12520 * doc/tm.texi: Likewise.
12522 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12525 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12528 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12530 * doc/md.texi (clz, ctz): Add reference.
12531 * doc/rtl.texi (clz, ctz): Likewise.
12533 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12536 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12539 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12541 * config/s390/s390.c (struct constant_pool): New field
12542 emit_pool_after added.
12543 (s390_mainpool_start): Set the emit_pool_after flag according
12544 to the section switch notes.
12545 (s390_mainpool_finish): Consider emit_pool_after when emitting
12546 the literal pool at the end of the function.
12547 (s390_chunkify_start): Force literal pool splits at section
12550 2008-02-13 Michael Matz <matz@suse.de>
12553 * var-tracking.c (clobber_variable_part): Correctly traverse the
12556 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12559 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12560 Add -fdump-ipa-inline.
12561 * tree-dump.c (dump_files): Remove tree-inlined dump.
12562 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12564 2008-02-12 Richard Guenther <rguenther@suse.de>
12566 PR tree-optimization/35171
12567 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12570 2008-02-12 Richard Guenther <rguenther@suse.de>
12572 PR middle-end/35163
12573 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12574 value-preserving mode. Disallow final truncation.
12576 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12578 PR middle-end/35136
12579 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12580 code from here to...
12581 (force_gimple_operand): ...here.
12583 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12586 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12587 non-compatible pointers.
12588 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12589 different FIELD_DECLs, try harder by comparing field offsets, sizes
12592 PR inline-asm/35160
12593 * function.c (match_asm_constraints_1): Don't replace the same input
12596 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12598 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12599 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12600 (expand_epilogue): Restore RAMPZ register.
12601 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12603 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12605 * config/i386/cygwin.asm: (__alloca): Correct calling
12606 convention and alignment.
12607 (__chkstk): Force 8 byte stack alignment.
12609 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12610 Richard Guenther <rguenther@suse.de>
12612 PR tree-optimization/33992
12613 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12614 the zero we compare against.
12616 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12618 PR libfortran/35063
12619 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12620 to CloseHandle after unlocking to prevent accumulation of handle
12623 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12625 PR middle_end/34150
12626 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12627 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12628 and update LABEL_NUSES during and after reload.
12630 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12632 PR middle-end/34627
12633 * combine.c (simplify_if_then_else): Make sure the comparison is
12634 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12636 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12639 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12640 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12641 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12642 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12643 * tree.h (get_type_static_bounds): Likewise.
12645 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12647 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12648 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12649 Make -Wfoo language annotations match what the compiler outputs.
12651 2008-02-08 Sa Liu <saliu@de.ibm.com>
12653 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12654 intrinsics spu_convts, spu_convtu, spu_convtf.
12656 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12658 * doc/extend.texi (Function Attributes) <noinline>: Mention
12659 asm ("") as method to keep calls.
12661 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12664 * doc/options.texi (Options): Replace references to opts.sh with
12666 * opts-common.c: Likewise.
12667 * optc-gen.awk: Likewise.
12669 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12671 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12673 2008-02-07 Richard Henderson <rth@redhat.com>
12676 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12677 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12680 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12682 PR tree-optimization/35085
12683 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12684 for operand entry oe2 in addition to operand entry oe3 in order to
12685 expose more opportunities for vectorizer sum reduction.
12687 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12690 * Makefile.in (LIBS): Remove $(GMPLIBS).
12691 (cc1-dummy, cc1): Add $(GMPLIBS).
12693 2008-02-06 Jan Hubicka <jh@suse.cz>
12696 * i386.md (moddf_integer): Do not produce partial memory stalls for
12697 targets where it hurts.
12699 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12702 * optabs.c (expand_float): Do not check for decimal modes when
12703 expanding unsigned integer through signed conversion.
12705 2008-02-06 Nick Clifton <nickc@redhat.com>
12707 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12708 inside the clobber with a match_operand and duplicated operand
12709 number in the constraint.
12710 (ineqbranchsi): Delete redundant comment.
12712 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12714 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12715 builtin_define ("__USE_INIT_FINI__").
12716 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12718 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12720 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12722 PR documentation/30330
12723 * doc/invoke.texi (C++ Dialect Options)
12724 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12725 For each warning option -Wfoo that allows -Wno-foo, ensure both
12726 -Wfoo and -Wno-foo are listed in the option index. Fix index
12727 entry of -Wswitch-default, index -Wnormalized= including the
12728 `=', and -Wlarger-than-@var{len} including @var{len}.
12730 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12732 * config/i386/i386.md (floatunssisf2): Use
12733 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12734 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12735 Macroize expander using MODEF mode iterator.
12737 2008-02-05 Diego Novillo <dnovillo@google.com>
12739 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12742 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12744 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12747 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12749 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12752 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12753 to indicate if a message should be generated.
12754 (init_cumulative_args): Updated.
12755 (function_value_32): Likewise.
12757 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12759 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12761 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12764 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12765 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12767 2008-02-04 Diego Novillo <dnovillo@google.com>
12769 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12772 * tree-vrp.c (vrp_evaluate_conditional): With
12773 -Wtype-limits, emit a warning when comparing against a
12774 constant outside the natural range of OP0's type.
12776 2008-02-04 Richard Guenther <rguenther@suse.de>
12778 PR middle-end/33631
12779 * expr.c (count_type_elements): Give for unions instead of
12782 2008-02-04 Richard Guenther <rguenther@suse.de>
12784 PR middle-end/35043
12785 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12786 to TYPE_DOMAINs base type instead of using bitsizetype here.
12788 2008-02-03 Jason Merrill <jason@redhat.com>
12790 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12792 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12795 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12796 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12797 (RS/6000 and PowerPC Options): Fix typos and markup.
12798 * doc/passes.texi (Tree-SSA passes): Likewise.
12800 2008-02-02 Michael Matz <matz@suse.de>
12803 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12804 from record_last_reg_set_info.
12805 (record_last_reg_set_info): Take an RTX argument, iterate over all
12806 constituent hardregs.
12807 (record_last_set_info, record_opr_changes): Change calls to
12808 new signature or to record_last_reg_set_info_regno.
12810 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12812 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12814 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12816 PR rtl-optimization/34773
12817 * reg-notes.def (EQUAL): Mention significance of combination of
12818 REG_EQUAL and REG_RETVAL.
12819 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12820 insn that has a REG_RETVAL.
12822 2008-02-01 Roger Sayle <roger@eyesopen.com>
12825 * configure.ac (--enable-fixed-point): Disable unless explicitly
12827 * configure: Regenerate.
12829 2008-02-01 Richard Guenther <rguenther@suse.de>
12832 * invoke.texi (-finline-limit): Remove no longer true parts
12833 of the documentation. Note that there is no default value.
12835 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12836 Mark Mitchell <mark@codesourcery.com>
12837 Ben Elliston <bje@au.ibm.com>
12840 * doc/extend.texi (Other Builtins): Document.
12842 2008-01-31 Tom Browder <tom.browder@gmail.com>
12844 * doc/c-tree.texi (Types): Fix grammar.
12845 (Expression trees): Ditto.
12846 * doc/passes.texi (Tree-SSA passes): Ditto.
12848 * doc/configterms.texi (Configure Terms): Fix typo.
12849 * doc/cpp.texi (Common Predefined Macros): Ditto.
12850 * doc/md.texi (Machine Constraints): Ditto.
12852 * doc/makefile.texi (Makefile): Add comma.
12854 2008-01-31 Tom Browder <tom.browder@gmail.com>
12855 Gerald Pfeifer <gerald@pfeifer.com>
12857 * doc/sourcebuild.texi (Front End): Remove references to CVS
12858 and CVSROOT/modules.
12859 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12860 (Back End): Remove reference to CVS.
12862 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12865 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12867 (mips16_gp_pseudo_reg): ...here.
12868 * config/mips/mips.md (load_const_gp): Replace with...
12869 (load_const_gp_<mode>): ...this :P-based insn.
12871 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12873 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12874 options. Minor fixes.
12875 (-std): Move reference to standards closer to where language
12876 standards are first mentioned.
12878 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12880 PR rtl-optimization/34995
12881 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12882 parameter and return a bool. If the rtx parameter is nonnull,
12883 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12884 (find_reloads): Update call accordingly. Pass the new operand
12885 if it needed no address reloads, otherwise pass null.
12887 2008-01-30 Richard Henderson <rth@redhat.com>
12890 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12891 for unbounded arrays.
12893 2008-01-30 Silvius Rus <rus@google.com>
12895 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12897 2008-01-30 Jan Hubicka <jh@suse.cz>
12900 * i386.c (init_cumulative_args): Use real function declaration when
12903 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12905 PR rtl-optimization/34998
12906 * global.c (build_insn_chain): Treat non-subreg_lowpart
12907 SUBREGs of pseudos as clobbering all the words covered by the
12908 SUBREG, not just all the bytes.
12909 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12910 original df_ref rather than an extract parameter.
12911 (global_conflicts): Update call accordingly.
12913 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12915 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12916 the overflow check to make it easier to read.
12917 (__fixtfdi): Change the type of the ll member in union
12918 long_double to UDItype_x.
12920 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12922 PR middle-end/34969
12923 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12924 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12925 * tree-inline.c (fold_marked_statements): Call
12926 cgraph_update_edges_for_call_stmt if folding a call statement.
12927 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12928 debug_generic_stmt calls, reset it back afterwards.
12931 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12933 * c-typeck.c (build_external_ref): Don't pedwarn about
12934 static vars in current function's scope.
12936 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12938 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12940 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12943 * ipa-struct-reorg.c: Fix spelling.
12944 * params.def: Ditto.
12946 2008-01-29 Richard Guenther <rguenther@suse.de>
12948 PR middle-end/35006
12949 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12951 * tree-inline.c (remap_type): Increment remapping_type_depth
12952 around remapping types.
12953 (copy_body_r): Only add referenced variables if they are referenced
12954 from code, not types.
12956 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12967 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12968 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12970 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12973 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12974 pointer for tiny stack.
12976 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12978 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12980 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12982 * config/vx-common.h: Fix typo in comment.
12984 2008-01-28 Ian Lance Taylor <iant@google.com>
12988 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12989 coalesce pointers if they have different DECL_NO_TBAA_P values.
12990 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12991 between variables with different DECL_NO_TBAA_P values.
12993 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12996 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12997 are not legitimate small data references on SPE targets.
12999 2008-01-28 David Daney <ddaney@avtrex.com>
13001 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
13003 2008-01-28 David Daney <ddaney@avtrex.com>
13005 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
13007 2008-01-27 Joseph Myers <joseph@codesourcery.com>
13009 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
13010 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
13011 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
13012 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
13013 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13014 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
13015 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
13016 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
13018 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13020 * basic-block.h (condjump_equiv_p): Fix comment.
13022 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13024 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
13025 print_generic_stmt_indented): Fix comment.
13027 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13029 * configure.ac (__stack_chk_fail): Add detecion for availability
13030 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
13031 * configure: Regenerate.
13033 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13035 PR middle-end/34688
13036 * final.c (output_addr_const): Handle TRUNCATE.
13038 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13041 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13042 (zero_cost, infinite_cost): New constants.
13043 (struct cost_pair): Change type of cost to comp_cost.
13044 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13045 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13047 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13048 split_address_cost, ptr_difference_cost, difference_cost,
13049 get_computation_cost_at, get_computation_cost,
13050 determine_use_iv_cost_generic, determine_use_iv_cost_address,
13051 determine_use_iv_cost_condition, determine_use_iv_costs,
13052 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
13053 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
13054 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
13055 Change type of cost to comp_cost.
13056 (determine_iv_cost): Increase cost of non-original ivs, instead
13057 of decreasing the cost of original ones.
13058 (get_address_cost): Indicate the complexity of the addressing mode
13060 (try_add_cand_for): Prefer using ivs not specific to some object.
13061 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
13063 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
13064 Janis Johnson <janis187@us.ibm.com>
13067 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
13068 (TARGET_INSTANTIATE_DECLS): Likewise.
13069 * target.h (expand_to_rtl_hook): New target hook.
13070 (instantiate_decls): Likewise.
13071 * function.c (instantiate_decl): Make non-static. Rename to...
13072 (instantiate_decl_rtl): ... this.
13073 (instantiate_expr): Use instantiate_decl_rtl.
13074 (instantiate_decls_1): Likewise.
13075 (instantiate_decls): Likewise.
13076 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
13077 * function.h (instantiate_decl_rtl): Add prototype.
13078 * cfgexpand.c (target.h): New include.
13079 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
13080 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
13081 (TARGET_INSTANTIATE_DECLS): Likewise.
13082 (TARGET_INITIALIZER): New target hooks added.
13083 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
13085 * config/rs6000/rs6000.c (tree-flow.h): New include.
13086 (machine_function): Add sdmode_stack_slot field.
13087 (rs6000_alloc_sdmode_stack_slot): New function.
13088 (rs6000_instantiate_decls): Likewise.
13089 (rs6000_secondary_memory_needed_rtx): Likewise.
13090 (rs6000_check_sdmode): Likewise.
13091 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
13092 (TARGET_INSTANTIATE_DECLS): Likewise.
13093 (rs6000_hard_regno_mode_ok): Allow SDmode.
13094 (num_insns_constant): Likewise. Handle _Decimal32 constants.
13095 (rs6000_emit_move): Handle SDmode.
13096 (function_arg_advance): Likewise.
13097 (function_arg): Likewise.
13098 (rs6000_gimplify_va_arg): Likewise. Add special handling of
13099 SDmode var args for 32-bit compiles.
13100 (rs6000_secondary_reload_class): Handle SDmode.
13101 (rs6000_output_function_epilogue): Likewise.
13102 (rs6000_function_value): Simplify if statement.
13103 (rs6000_libcall_value): Likewise.
13104 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
13105 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
13106 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
13107 (movsd_hardfloat): New define_insn.
13108 (movsd_softfloat): Likewise.
13109 (movsd_store): Likewise.
13110 (movsd_load): Likewise.
13111 (extendsddd2): Likewise.
13112 (extendsdtd2): Likewise.
13113 (truncddsd2): Likewise.
13114 (movdd_hardfloat64): Fixup comment.
13115 (UNSPEC_MOVSD_LOAD): New constant.
13116 (UNSPEC_MOVSD_STORE): Likewise.
13118 2008-01-26 Jakub Jelinek <jakub@redhat.com>
13121 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
13123 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
13124 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
13125 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
13126 and TRUTH_XOR_EXPR.
13128 2008-01-26 David Edelsohn <edelsohn@gnu.org>
13131 * config.gcc: Separate AIX 5.3 from AIX 6.1.
13132 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13133 __LONGDOUBLE128 too.
13134 * config/rs6000/aix61.h: New file.
13136 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13138 PR rtl-optimization/34959
13139 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13140 popcount and parity rtxes the same mode as their operand.
13141 Truncate or extend the result to the return value's mode
13144 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13147 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13148 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13149 to GOT_VERSION_REGNUM.
13150 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13151 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13152 * config/mips/mips.c (mips_emit_call_insn): New function.
13153 (mips_call_tls_get_addr): Call mips_expand_call directly.
13154 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13156 (mips16_build_call_stub): Likewise. Return the call insn or null.
13157 (mips_expand_call): Update the call to mips16_build_call_stub
13158 accordingly and a remove redundant condition. Assert that MIPS16
13159 stubs do not use lazy binding. Use mips_emit_call_insn and return
13161 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13163 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13164 (mips_avoid_hazard): Remove hazard_set handling.
13165 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
13166 (UNSPEC_RESTORE_GP): ...this.
13167 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
13168 (FAKE_CALL_REGNO): Rename to...
13169 (GOT_VERSION_REGNUM): ...this.
13170 (type): Add "ghost" value. Add an associated insn reservation.
13171 (hazard_set): Remove.
13172 (exception_receiver): Rename to...
13173 (restore_gp): ...this and update the unspec identifier accordingly.
13174 (exception_receiver, nonlocal_got_receiver): New expanders.
13175 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
13176 FAKE_CALL_REGNO. Remove hazard_set attribute.
13177 (set_got_version, update_got_version): New patterns.
13179 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
13182 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
13184 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13187 * doc/install.texi2html: Generate gcc-vers.texi.
13189 2008-01-25 DJ Delorie <dj@redhat.com>
13191 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13193 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13195 * config/c4x: Remove directory.
13196 * config.gcc (crx-*, mt-*): Mark obsolete.
13197 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
13198 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
13199 sh-*-rtemscoff*): Remove cases.
13200 * defaults.h (C4X_FLOAT_FORMAT): Remove.
13201 * real.c (encode_c4x_single, decode_c4x_single,
13202 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
13203 c4x_extended_format): Remove.
13204 * real.h (c4x_single_format, c4x_extended_format): Remove.
13205 * doc/extend.texi (interrupt, naked): Remove mention of attributes
13207 (Pragmas): Remove comment about c4x pragmas.
13208 * doc/install.texi (c4x): Remove target-specific instructions.
13209 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
13210 * doc/md.texi (Machine Constraints): Remove C4x documentation.
13211 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
13212 refer to C4x source files as examples.
13213 (C4X_FLOAT_FORMAT): Remove documentation.
13215 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
13217 * config/bfin/bfin.c (override_options): Reorder tests so that
13218 flag_pic gets enabled for -msep-data.
13220 2008-01-25 Richard Guenther <rguenther@suse.de>
13222 PR middle-end/32244
13223 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
13224 to its bitfield precision if required.
13226 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13228 PR middle-end/33880
13229 * tree-nested.c (walk_omp_for): New function.
13230 (convert_nonlocal_reference, convert_local_reference): Call
13231 walk_omp_for on OMP_FOR.
13232 (convert_call_expr): Call walk_body on OMP_FOR's
13233 OMP_FOR_PRE_INIT_BODY.
13235 2008-01-25 Richard Guenther <rguenther@suse.de>
13237 PR tree-optimization/34966
13238 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
13239 default defs and PHI_NODEs we have to insert after the
13240 defining statement.
13242 2008-01-24 Nick Clifton <nickc@redhat.com>
13244 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
13245 Provide a default definition.
13246 (LIBGCC2_UNITS_PER_WORD): Likewise.
13248 * config/stormy16/stormy16.c: Include df.h for the prototype
13249 for df_regs_ever_live_p.
13250 (xstormy16_expand_builtin_va_start): Convert the stack offset
13251 into a component_ref and then use POINTER_PLUS_EXPR to add it
13252 to the incoming_virtual_args_rtx.
13253 (xstormy16_gimplify_va_arg_expr): Rename to
13254 xstormy16_gimplify_va_arg_expr.
13255 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
13256 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
13257 xstormy16_gimplify_va_arg_expr.
13258 Fix up some formatting issues.
13260 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
13261 Move to predicates.md.
13262 (xs_hi_general_operand): Likewise.
13263 (xs_hi_nonmemory_operand): Likewise.
13264 * config/stormy16/predicates.md:
13265 (xstormy16_carry_plus_operand): New predicate.
13266 (xs_hi_general_operand): New predicate.
13267 (xs_hi_nonmemory_operand): New predicate.
13268 * config/stormy16/stormy16-protos.h:
13269 (xstormy16_carry_plus_operand): Delete prototype.
13270 (xs_hi_general_operand): Likewise.
13271 (xs_hi_nonmemory_operand): Likewise.
13273 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13274 modifiers as they are no longer needed and they can trigger
13275 reload spill failures.
13277 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13278 with a match_operand in order to help reload.
13280 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13281 constraint with 'e' for the 8th alternative as this version of
13282 the mov.w instruction only accepts the lower 8 registers.
13284 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13287 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13288 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13291 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13293 PR middle-end/33333
13294 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13296 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13298 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13300 (remove_structure): Update allocations list before removing structure.
13302 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13304 * ipa-struct-reorg.c (is_safe_cond_expr,
13305 create_new_stmts_for_cond_expr): Use integer_zerop function,
13306 that recognize not only zero-pointer, but zero-integer too.
13308 2008-01-25 Ben Elliston <bje@au.ibm.com>
13311 * fixproto: Escape "." in sed expression that strips leading "./".
13313 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13316 * gcc.c (SWITCH_OK): Removed.
13317 (SWITCH_LIVE): Changed to bit.
13318 (SWITCH_FALSE): Likewise.
13319 (SWITCH_IGNORE): Likewise.
13320 (switchstr): Change live_cond to unsigned int.
13321 (process_command): Replace SWITCH_OK with 0.
13322 (do_self_spec): Likewise.
13323 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13324 (give_switch): Likewise.
13325 (used_arg): Likewise.
13326 (do_spec_1): Set the SWITCH_IGNORE bit.
13327 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13328 bits. Set the SWITCH_LIVE bit.
13330 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13332 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13334 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13336 PR tree-optimization/34472
13337 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13338 parameter to a "bool *" and set *DATA to false if there is
13339 an unsafe access. Do not delete the structure here.
13340 (check_cond_exprs): Delete it here instead.
13341 (check_cond_exprs, exclude_cold_structs): Do not increase
13342 I when removing a structure.
13344 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13347 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13348 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13350 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13352 PR middle-end/34934
13353 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13354 a fixed vector for stack.
13356 2008-01-24 Ben Elliston <bje@au.ibm.com>
13359 * doc/gcc.texi (Software development): Add a direntry for g++.
13361 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13363 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13364 stale and straggling -fforce-addr comments above.
13366 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13368 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13369 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13371 2008-01-23 Michael Matz <matz@suse.de>
13374 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13377 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13379 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13380 malloc result type.
13382 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13384 * config/avr/avr.c (avr_current_arch): New variable.
13385 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13386 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13387 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13388 (avr_override_options): Init 'avr_current_arch'.
13389 (base_arch_s): Move from here...
13390 * config/avr/avr.h (base_arch_s): ... here. Add new members
13391 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13392 'mega' to 'have_jmp_call'.
13393 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13394 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13396 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13398 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13399 MULTILIB_MATCHES): (Ditto.).
13401 2008-01-23 Richard Guenther <rguenther@suse.de>
13403 PR middle-end/31529
13404 * cgraphunit.c (cgraph_reset_node): Always mark the node
13405 not reachable if it is not queued already.
13407 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13409 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13410 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13411 (cputype_selected): New static variable.
13412 (bfin_handle_option): Set it if -mcpu is used.
13413 (override_option): Select default set of workarounds if no cpu type
13414 selected on the command line.
13415 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13417 From Michael Frysinger <michael.frysinger@analog.com>
13418 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13419 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13421 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13422 for bf547, bf523, bf524, and bf526.
13423 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13425 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13426 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13427 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13428 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13429 * doc/invoke.texi (Blackfin Options): Document that
13430 -mcpu now accept bf547, bf523, bf524, and bf526.
13432 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13434 PR rtl-optimization/34628
13435 * combine.c (try_combine): Stop and undo after the first combination
13436 if an autoincrement side-effect on the first insn has effectively
13439 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13442 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13443 Offset addresses are not valid for Altivec or paired float modes.
13445 2008-01-22 Jakub Jelinek <jakub@redhat.com>
13448 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
13449 if DECL_INITIAL (decl) is error_mark_node.
13452 * c-common.c (handle_vector_size_attribute): Only allow
13453 integral, scalar float and fixed point types. Handle OFFSET_TYPE
13454 the same way as pointer, array etc. types.
13455 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
13458 * tree.c (build_type_attribute_qual_variant): Call
13459 build_qualified_type if attributes are equal, but quals are not.
13461 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13464 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
13465 * flags.h (warn_strict_aliasing): Remove.
13466 (warn_strict_overflow): Remove.
13467 * opts.c (warn_strict_aliasing): Remove.
13468 (warn_strict_overflow): Remove.
13469 * c-opts.c (c_common_handle_option): -Wall only sets
13470 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13471 (c_common_post_options): Give default values to -Wstrict-aliasing
13472 and -Wstrict-overflow if they are uninitialized.
13473 * common.opt (Wstrict-aliasing): Specify Var and Init.
13474 (Wstrict-overflow): Likewise.
13476 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13478 PR rtl-optimization/26854
13479 PR rtl-optimization/34400
13480 PR rtl-optimization/34884
13481 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13483 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13484 (df_rd_bb_info.expanded_lr_out): Deleted
13485 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13486 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13487 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13488 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13489 Removed code to allocate, initialize or free expanded_lr_out.
13490 (df_rd_bb_local_compute_process_def): Restructured to make more
13492 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13493 sets if the sets are being trimmed.
13495 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13498 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13499 (as_vers): Likewise.
13500 * configure: Regenerated.
13502 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13504 PR middle-end/33092
13505 * tree-pass.h (pass_build_alias): New pass.
13506 * tree-ssa-alias.c (gate_build_alias): New.
13507 (pass_build_alias): New.
13508 * passes.c (init_optimization_passes): Add pass_build_alias after
13509 pass_create_structure_vars.
13511 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13513 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13514 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13515 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13516 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13517 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13518 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13519 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13520 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13521 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13522 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13523 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13524 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13525 * config/s390/s390.md (FP_ALL): New mode iterator.
13526 (_d): New mode attribute.
13527 ("*signbit<mode>2>"): Changed mode of first operand.
13528 ("isinf<mode>2"): Changed mode of first operand.
13529 ("*TDC_insn"): Adaptation for DFP modes.
13531 2008-01-22 Ben Elliston <bje@au.ibm.com>
13533 * tree.c (check_qualified_type): Improve function description.
13535 2008-01-21 Jason Merrill <jason@redhat.com>
13538 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13539 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13542 2008-01-21 DJ Delorie <dj@redhat.com>
13544 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13547 2008-01-21 Richard Guenther <rguenther@suse.de>
13549 PR middle-end/34856
13550 * tree-cfg.c (verify_expr): Allow all invariant expressions
13551 instead of just constant class ones as reference argument.
13552 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13553 like any other constant.
13554 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13556 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13558 * regmove.c (fixup_match_1): Update call crossed frequencies.
13560 2008-01-21 Richard Guenther <rguenther@suse.de>
13563 * tree-inline.c (setup_one_parameter): Deal with mismatched
13564 types using a VIEW_CONVERT_EXPR.
13566 2008-01-21 Alon Dayan <alond@il.ibm.com>
13567 Olga Golovanevsky <olga@il.ibm.com>
13569 PR tree-optimization/34701
13570 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13571 when the structure size is not a power of 2.
13573 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13575 * doc/install.texi: Add doc for --enable-checking=df.
13577 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13579 PR rtl-optimization/34808
13580 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13582 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13584 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13587 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13589 PR rtl-optimization/26854
13590 PR rtl-optimization/34400
13591 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13593 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13594 (df_rd_bb_info.expanded_lr_out): New.
13595 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13596 * loop_iv.c (iv_analysis_loop_init): Ditto.
13597 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13598 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13599 Added code to allocate, initialize or free expanded_lr_out.
13600 (df_rd_bb_local_compute_process_def): Restructured to make
13601 more understandable.
13602 (df_rd_confluence_n): Add code to do nothing with fake edges and
13603 code to no apply invalidate_by_call sets if the sets are being trimmed.
13604 (df_lr_local_finalize): Renamed to df_lr_finalize.
13605 (df_live_local_finalize): Renamed to df_live_finalize.
13607 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13610 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13611 deciding whether to use reciprocal instructions.
13613 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13615 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13616 dwarf2out_note_section_used if cold_text_section is NULL.
13618 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13620 PR gcov-profile/34610
13621 * tree-cfg.c (make_edges): Mark both outgoing edges from
13622 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13623 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13624 from OMP_FOR and OMP_CONTINUE outgoing edges.
13626 * tree-profile.c (tree_profiling): Return early if
13627 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13629 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13630 from cfun to child_cfun.
13631 * function.h (struct function): Add after_tree_profile bit.
13633 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13635 * config/avr/avr.S (_exit): Disable interrupt.
13637 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13638 Steven Bosscher <stevenb.gcc@gmail.com>
13640 PR rtl-optimization/26854
13641 PR rtl-optimization/34400
13642 * df-problems.c (df_live_scratch): New scratch bitmap.
13643 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13644 (df_live_reset): Clear the proper bitmaps.
13645 (df_live_bb_local_compute): Only process the artificial defs once
13646 since the order is not important.
13647 (df_live_init): Init the df_live sets only with the variables
13648 found live by df_lr.
13649 (df_live_transfer_function): Use the df_lr sets to prune the
13650 df_live sets as they are being computed.
13651 (df_live_free): Free df_live_scratch.
13653 2008-01-18 Ian Lance Taylor <iant@google.com>
13655 * common.opt: Add fmerge-debug-strings.
13656 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13657 flag_merge_debug_strings rather than flag_merge_constants.
13658 * doc/invoke.texi (Option Summary): Mention
13659 -fmerge-debug-strings.
13660 (Debugging Options): Document -fmerge-debug-strings.
13662 2008-01-18 Ian Lance Taylor <iant@google.com>
13665 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13666 (struct tree_function_decl): Add new field operator_new_flag.
13667 * tree-inline.c (expand_call_inline): When inlining a call to
13668 operator new, force the return value to go into a variable, and
13669 set DECL_NO_TBAA_P on that variable.
13670 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13672 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13675 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13676 DWARF2_DEBUGGING_INFO.
13677 (dwarf2out_note_section_used): Ditto. Add prototype.
13678 (have_multiple_function_sections, text_section_used,
13679 cold_text_section_used, *cold_text_sections): Move declarations
13682 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13684 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13685 field and add signal_ra.
13686 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13687 assignments to frame state pc. Move end of stack check after
13688 MD_FALLBACK_FRAME_STATE_FOR.
13689 (uw_update_context_1): Use frame state signal_regs if set, instead
13690 of checking signal_frame flag.
13691 (uw_update_context): Use frame state signal_ra if set.
13692 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13693 * config/xtensa/linux-unwind.h: New file.
13695 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13697 * modulo-sched.c (get_sched_window): Fix comment typo.
13699 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13701 PR tree-optimization/34648
13702 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13704 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13706 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13707 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13709 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13711 PR rtl-optimization/34400
13712 * df-core.c (df_worklist_dataflow_overeager,
13713 df_worklist_dataflow_doublequeue): New functions.
13714 (df_worklist_dataflow): Two different worklist solvers.
13715 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13718 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13721 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13722 and ftree-parallelize-loops.
13724 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13726 PR rtl-optimization/34826
13727 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13729 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13731 * global.c (find_reg): Mark the eh regs as used if necessary.
13732 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13733 * ra.h (struct allocno): no_eh_reg field added. Changed
13734 no_stack_reg type to bitfield.
13736 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13738 * tree.c (substitute_in_expr): Add missing 'break'.
13740 2008-01-17 Richard Guenther <rguenther@suse.de>
13742 PR tree-optimization/34825
13743 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13744 x / x as division to handle.
13746 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13748 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13749 "-pthread" is specified.
13750 * pa-hpux11.h (LIB_SPEC): Likewise.
13752 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13753 Peter Bergner <bergner@vnet.ibm.com>
13755 PR rtl-optimization/33796
13756 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13758 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13760 PR libgfortran/34699
13761 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13763 * pa-hpux10.h (LINK_SPEC): Likewise.
13764 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13766 2008-01-16 Richard Guenther <rguenther@suse.de>
13768 PR middle-end/32628
13769 * fold-const.c (fold_convert_const_int_from_int): Do not
13770 set overflow if that occured only because of a sign extension
13771 change when converting from/to a sizetype with the same
13772 precision and signedness.
13774 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13777 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13778 location address to the correct place. Update copyright year.
13780 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13782 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13783 no dependences in the dependence_relations vector.
13785 2008-01-16 Jan Hubicka <jh@suse.cz>
13787 PR rtl-optimization/31396
13788 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13789 * cfg.c (dump_reg_info): Print it.
13790 * regs.h (struct reg_info_t): add freq_calls_crossed.
13791 (REG_FREQ_CALLS_CROSSED): New macro.
13792 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13793 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13794 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13795 regmove_optimize): Update call crossed frequencies.
13796 * local-alloc.c (struct qty): Add freq_calls_crossed.
13797 (alloc_qty): Copute freq_calls_crossed.
13798 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13799 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13800 * ra.h (struct allocno): Add freq_calls_crossed.
13802 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13804 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13805 libgomp when compiling with ftree-parallelize-loops.
13806 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13808 2008-01-16 Richard Guenther <rguenther@suse.de>
13810 PR tree-optimization/34769
13811 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13812 * tree.c (int_cst_value): Instead make this function more
13813 permissive in what it accepts as valid input. Document this
13814 function always sign-extends the value.
13816 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13817 Richard Guenther <rguenther@suse.de>
13820 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13821 (gimple_fold_indirect_ref_rhs): ... this.
13822 (gimple_fold_indirect_ref): New function with foldings
13823 that preserve lvalueness.
13824 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13825 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13826 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13827 to fold an INDIRECT_REF, fall back to the old use of
13828 fold_indirect_ref_1.
13830 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13832 * tree-data-ref.c (subscript_dependence_tester_1): Call
13833 free_conflict_function.
13834 (compute_self_dependence): Same.
13836 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13839 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13840 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13842 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13843 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13844 for DWARF2_UNWIND_INFO targets.
13846 2008-01-16 Richard Guenther <rguenther@suse.de>
13849 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13850 type qualifiers for function types.
13852 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13854 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13855 loop_iterator li from previous commit.
13857 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13859 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13861 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13863 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13864 (parallelize_loops): Don't parallelize irreducible components.
13866 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13869 * c-opts (c_common_post_options): Do not enable CPP
13870 flag_pedantic_errors by default.
13872 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13874 PR rtl-optimization/31944
13875 * cse.c (remove_pseudo_from_table): New function.
13876 (merge_equiv_classes): Use above function to remove pseudo-registers.
13877 (invalidate): Likewise.
13879 2008-01-13 Richard Guenther <rguenther@suse.de>
13881 PR middle-end/34601
13882 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13883 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13885 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13887 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13888 validate_change to unshare the source of the PC set.
13890 2008-01-12 Jan Hubicka <jh@suse.cz>
13892 PR middle-end/32135
13893 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13894 references above array bounds. This might trigger bounds checks for
13895 pointers to arrays.
13897 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13899 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13900 new_replaceable_dependencies.
13902 2008-01-12 Doug Kwan <dougkwan@google.com>
13904 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13905 instead of OPT_Wreturn_type in warning due to ignored return type
13907 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13908 options included in -Wextra.
13909 * c.opt: New option -Wignored_qualifiers.
13910 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13911 -Wignore_qualifiers.
13912 (-Wignored-qualifiers): Document.
13913 (-Wreturn-type): Remove description of functionality now handled
13914 by -Wignored-qualifiers.
13916 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13919 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13920 NOP_EXPR if it is between integral types with the same precision.
13922 2008-01-12 Jan Hubicka <jh@suse.cz>
13925 * invoke.texi (max-inline-recursive-depth): Fix default value.
13927 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13929 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13932 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13934 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13936 2008-01-11 James E. Wilson <wilson@specifix.com>
13939 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13941 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13943 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13944 save/restore frame pointer register and don't use 'call-prologues'
13945 optimization in function with "OS_task" attribute.
13947 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13949 PR middle-end/31309
13950 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13951 when copying to memory.
13953 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13955 PR rtl-optimization/30905
13956 * cfgcleanup.c: Include dce.h
13957 (crossjumps_occured): New global variable.
13958 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13959 If something changed, set crossjumps_occured to true.
13960 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13961 Don't add/remove fake edges to exit here...
13962 (cleanup_cfg): ...but do it here, when crossjumping.
13963 Run a fast DCE when successful crossjumps occured in the latest
13964 iteration of try_optimize_cfg.
13966 2008-01-11 Richard Guenther <rguenther@suse.de>
13968 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13969 (struct vn_unary_op_s): Likewise.
13970 (vn_reference_insert): Free old reference on hash collision.
13972 2008-01-10 Raksit Ashok <raksit@google.com>
13974 PR rtl-optimization/27971
13975 * combine.c (find_split_point): Split PLUS expressions which are
13976 inside a MEM rtx, and whose first operand is complex.
13978 2008-01-10 DJ Delorie <dj@redhat.com>
13980 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13981 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13982 (m32c_hard_regno_ok): Call the underlying function.
13984 2008-01-10 Richard Guenther <rguenther@suse.de>
13986 PR middle-end/34683
13987 * tree-cfg.c (tree_merge_blocks): Do not go through the
13988 full-blown folding and stmt updating path if we just deal
13989 with virtual operands.
13990 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13991 test for abnormal SSA_NAMEs.
13993 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13995 PR middle-end/34641
13996 * reload.c (push_reload): Add assertions. All constants from
13997 reg_equiv_constant should have been used for replacing the respective
13999 (find_reloads_address): Invoke find_reloads_address_part for
14000 constant taken from the reg_equiv_constant array.
14002 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
14004 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
14005 field (valnum) the first in the struct. Replace bools with
14008 2008-01-10 Richard Guenther <rguenther@suse.de>
14010 PR tree-optimization/34651
14011 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
14012 types and ordering for masking and converting.
14014 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
14016 PR tree-optimization/34017
14017 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
14018 also for PHI_NODE expressions.
14020 2008-01-09 Jan Hubicka <jh@suse.cz>
14022 PR tree-optimization/34708
14023 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
14024 based on number of case labels.
14025 (init_inline_once): Remove switch_cost.
14026 * tree-inline.h (eni_weights_d): Remove switch_cost.
14028 2008-01-09 Richard Guenther <rguenther@suse.de>
14029 Andrew Pinski <andrew_pinski@playstation.sony.com>
14031 PR middle-end/30132
14032 * gimplify.c (gimplify_cond_expr): Do not create an addressable
14033 temporary if an rvalue is ok or an lvalue is not required.
14035 2008-01-09 Richard Guenther <rguenther@suse.de>
14037 PR middle-end/34458
14038 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14039 adjust return type.
14041 2008-01-09 Richard Guenther <rguenther@suse.de>
14043 PR middle-end/34679
14044 * tree.c (host_integerp): Check for sizetype only if the
14045 type is an integer type.
14047 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
14050 * opts.c (decode_options): Disable inlining of functions called
14051 once if not in unit-at-a-time mode.
14053 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
14055 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
14057 2008-01-08 Richard Guenther <rguenther@suse.de>
14059 PR middle-end/31863
14060 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
14061 out early if the result will be unused.
14063 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14068 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14069 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14072 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
14074 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
14075 for vectorization tuned.
14077 2008-01-08 Richard Guenther <rguenther@suse.de>
14079 PR tree-optimization/34683
14080 * tree-ssa-operands.c (operand_build_cmp): Export.
14081 * tree-ssa-operands.h (operand_build_cmp): Declare.
14082 * tree-vn.c (vuses_compare): Remove.
14083 (sort_vuses): Use operand_build_cmp.
14084 (sort_vuses_heap): Likewise.
14085 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
14086 to re-use old VEC if available. Do not sort already sorted VUSEs.
14087 (vdefs_to_vec): Do not sort already sorted VDEFs.
14089 2008-01-08 Jakub Jelinek <jakub@redhat.com>
14091 PR middle-end/34694
14092 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
14094 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14097 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
14098 limitations of reciprocal sequences on x86 targets.
14100 2008-01-08 Richard Guenther <rguenther@suse.de>
14102 PR tree-optimization/34683
14103 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
14105 2008-01-07 Jakub Jelinek <jakub@redhat.com>
14108 * config/darwin.c (darwin_mergeable_string_section): Don't use
14109 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
14111 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
14114 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
14115 negxf2. Macroize expander using X87MODEF mode iterator. Change
14116 predicates of op0 and op1 to register_operand.
14117 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
14118 expander using X87MODEF mode iterator. Change predicates of
14119 op0 and op1 to register_operand.
14120 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
14121 corresponding patterns and macroize using MODEF macro. Change
14122 predicates of op0 and op1 to register_operand and remove
14123 "m" constraint. Disparage "r" alternative with "!".
14124 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
14125 macroize using X87MODEF macro. Change predicates of op0 and op1
14126 to register_operand and remove "m" constraint. Disparage "r"
14127 alternative with "!".
14128 (absneg splitter with memory operands): Remove.
14129 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
14130 patterns and macroize using X87MODEF mode iterator.
14131 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
14132 Change predicate of op1 to register_operand.
14133 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
14134 for memory operands.
14136 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
14138 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14140 2008-01-07 Richard Guenther <rguenther@suse.de>
14142 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14145 2008-01-07 Richard Guenther <rguenther@suse.de>
14147 PR tree-optimization/34683
14148 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14149 VOPs of the needed size to save memory. Use VEC_quick_push
14150 to save compile-time.
14151 (vdefs_to_vec): Likewise.
14153 2008-01-07 Sa Liu <saliu@de.ibm.com>
14155 * config/spu/spu.md (divdf3): Genetate inline code for double
14156 division. The implementation doesn't handle INF or NAN, therefore it
14157 only applies when -ffinite-math-only is given.
14159 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14162 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14163 * doc/cpp.texi ([Common Predefined Macros]): Document.
14165 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
14167 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
14168 order to use commutative addition instead of subtraction.
14170 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14171 Mircea Namolaru <namolaru@il.ibm.com>
14172 Vladimir Yanovsky <yanov@il.ibm.com>
14173 Revital Eres <eres@il.ibm.com>
14175 PR tree-optimization/34263
14176 * tree-outof-ssa.c (process_single_block_loop_latch,
14177 contains_tree_r): New functions.
14178 (analyze_edges_for_bb): Call process_single_block_loop_latch
14179 function to empty single-basic-block latch block if possible.
14181 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14183 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14185 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
14187 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14189 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
14191 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14193 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
14195 2008-01-05 Jakub Jelinek <jakub@redhat.com>
14197 PR tree-optimization/34618
14198 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
14201 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14204 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
14205 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
14206 Update copyright year.
14208 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
14209 Update copyright year.
14210 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
14213 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
14215 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
14216 edge does not point to current bb before changing need_assert.
14218 2008-01-04 Richard Guenther <rguenther@suse.de>
14220 PR middle-end/34029
14221 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
14222 for verifying purposes if they are is_gimple_min_invariant.
14224 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14226 PR tree-optimization/34448
14227 PR tree-optimization/34465
14228 * gimplify.c (gimplify_init_constructor): Add new parameter
14229 notify_temp_creation. Use it.
14230 (gimplify_modify_expr_rhs): Take volatiles into account when
14231 optimizing constructors.
14232 Do not optimize constructors if gimplify_init_constructor will dump to
14234 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
14235 * gcc.c-torture/compile/pr34448.c: New.
14237 2008-01-04 Jakub Jelinek <jakub@redhat.com>
14239 PR gcov-profile/34609
14240 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
14241 return_slot if result is TREE_ADDRESSABLE.
14243 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
14245 * config/mips/mips.md (sqrt_condition): Tweak comment.
14246 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
14248 2008-01-03 Tom Tromey <tromey@redhat.com>
14251 * c-common.c (c_type_hash): Handle VLAs.
14253 2008-01-03 Jan Hubicka <jh@suse.cz>
14255 PR tree-optimization/31081
14256 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
14257 0 when inlining and not inlining to first basic block.
14258 (remap_decl): When var is initialized to 0, don't set default_def.
14259 (expand_call_inline): Set entry_bb.
14260 * tree-inline.h (copy_body_data): Add entry_bb.
14262 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14265 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
14268 PR tree-optimization/29484
14269 * tree-inline.c (inline_forbidden_p_2): New function.
14270 (inline_forbidden_p): Disallow inlining if some static var
14271 has an address of a local LABEL_DECL in its initializer.
14272 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14275 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14277 PR tree-optimization/34635
14278 * tree-data-ref.c (add_other_self_distances): Make sure that the
14279 evolution step is constant.
14281 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14283 PR middle-end/34608
14284 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14286 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14288 * tree-sra.c (scalarize_init): Insert the generate_element_init
14289 statements after the generate_element_zero statements.
14291 2008-01-02 Richard Guenther <rguenther@suse.de>
14293 PR middle-end/34093
14294 PR middle-end/31976
14295 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14296 for very large number of operands instead of ICEing.
14298 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14301 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14302 while stack probing.
14304 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14306 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14309 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14311 PR libmudflap/26442
14312 * tree-mudflap.c (mx_register_decls): Guard warning by
14313 !DECL_ARTIFICIAL check.
14315 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14317 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14318 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14319 sse5_perm<mode>): Fix constraints.