1 2008-07-04 Roger Sayle <roger@eyesopen.com>
3 * config/rs6000/host-darwin.c (darwin_rs6000_extra_siganls): Cast
4 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
6 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
9 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
12 2008-07-04 Jakub Jelinek <jakub@redhat.com>
14 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
15 build_gimple_modify_stmt.
16 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
17 gimple operand. Use fold_build* instead of build*.
19 2008-07-04 Richard Guenther <rguenther@suse.de>
21 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
22 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
23 properly to compute the reachability set if we do field-sensitive PTA.
24 * invoke.texi (max-fields-for-field-sensitive): Document default.
25 * opts.c (decode_options): Set max-fields-for-field-sensitive to
26 100 for optimize >= 2.
28 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
30 * ggc-zone.c (lookup_page_table_if_allocated,
31 set_page_table_entry, zone_find_object_size, alloc_small_page,
32 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
33 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
34 -Wc++-compat and/or -Wcast-qual warnings.
36 2008-07-04 Alan Modra <amodra@bigpond.net.au>
39 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
40 pic_offset_table_rtx to be marked as used here.
41 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
42 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
43 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
44 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
47 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
49 * alloc-pool.c (hash_descriptor, eq_descriptor,
50 alloc_pool_descriptor): Fix -Wc++-compat warnings.
51 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
53 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
54 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
55 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
57 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
60 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
62 * tree-flow.h (loop_only_exit_p): Declare.
63 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
64 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
65 the number of iterations if it is constant. Otherwise, if this is the
66 only possible exit of the loop, use the conservative estimate on the
67 number of iterations of the entire loop if available.
69 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
71 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
72 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
73 Add synchronization functions.
74 * config/sync.c: New file.
75 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
76 (LIBGCC_SYNC_CFLAGS): Likewise.
78 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
81 * config/i386/i386.md (mode): Add TF to "mode" attribute.
82 (*pushtf_sse): New insn pattern.
83 (pushtf splitters): New splitters.
85 2008-07-03 Michael Meissner <gnu@the-meissners.org>
88 * predict.c (build_predict_expr): Use void_type_node for the tree
89 type, instead of NULL_TREE.
91 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
93 * config/i386/i386.c (contains_aligned_value_p): Return true
95 (ix86_data_alignment): Align TCmode to 128bits.
96 (ix86_local_alignment): Likewise.
98 2008-07-03 Andrew Haley <aph@redhat.com>
101 * vec.h (VEC_TA): New.
102 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
103 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
104 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
105 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
106 (C_COMMON_FIXED_TYPES): Remove first arg.
107 (C_COMMON_FIXED_MODE_TYPES): Likewise.
108 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
109 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
110 not to use empty macro arguments.
112 2008-07-02 Joseph Myers <joseph@codesourcery.com>
114 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
115 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
116 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
117 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
118 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
119 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
120 config/ia64/crtn.asm, config/m68hc11/larith.asm,
121 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
122 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
123 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
124 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
125 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
126 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
127 config/rs6000/e500crtres64gpr.asm,
128 config/rs6000/e500crtres64gprctr.asm,
129 config/rs6000/e500crtrest32gpr.asm,
130 config/rs6000/e500crtrest64gpr.asm,
131 config/rs6000/e500crtresx32gpr.asm,
132 config/rs6000/e500crtresx64gpr.asm,
133 config/rs6000/e500crtsav32gpr.asm,
134 config/rs6000/e500crtsav64gpr.asm,
135 config/rs6000/e500crtsav64gprctr.asm,
136 config/rs6000/e500crtsavg32gpr.asm,
137 config/rs6000/e500crtsavg64gpr.asm,
138 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
139 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
140 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
141 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
142 config/sparc/sol2-cn.asm: Remove .file directives.
144 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
146 * resource.c (mark_referenced_resources): Look inside
147 UNSPEC_VOLATILEs and ASM_INPUTs.
149 2008-07-02 Ian Lance Taylor <iant@google.com>
151 * rtlanal.c (add_reg_note): New function.
152 * rtl.h (add_reg_note): Declare.
153 * auto-inc-dec.c (attempt_change): Use add_reg_note.
154 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
155 * builtins.c (expand_builtin_longjmp): Likewise.
156 (expand_builtin_nonlocal_goto): Likewise.
157 * calls.c (emit_call_1, expand_call): Likewise.
158 * cfgexpand.c (add_reg_br_prob_note): Likewise.
159 * cfglayout.c (fixup_reorder_chain): Likewise.
160 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
161 (commit_one_edge_insertion): Likewise.
162 * combine.c (move_deaths, distribute_notes): Likewise.
163 * df-problems.c (df_set_note): Likewise.
164 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
165 (set_unique_reg_note): Likewise.
166 (emit_copy_of_insn_after): Likewise.
167 * expr.c (expand_expr_real): Likewise.
168 * gcse.c (add_label_notes): Likewise.
169 * haifa-sched.c (create_check_block_twin): Likewise.
170 * jump.c (mark_jump_label_1): Likewise.
171 * loop-doloop.c (add_test, doloop_modify): Likewise.
172 * loop-unswitch.c (compare_and_jump_seq): Likewise.
173 * lower-subreg.c (move_eh_region_note): Likewise.
174 * optabs.c (emit_libcall_block): Likewise.
175 * predict.c (predict_insn): Likewise.
176 (combine_predictions_for_insn): Likewise.
177 * recog.c (peephole2_optimize): Likewise.
178 * regmove.c (try_auto_increment): Likewise.
179 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
180 * reload.c (find_reloads): Likewise.
181 * reload1.c (fixup_eh_region_note): Likewise.
182 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
183 * reorg.c (delete_prior_computation): Likewise.
184 (delete_computation, dbr_schedule): Likewise.
185 * config/pa/pa.c (legitimize_pic_address): Likewise.
186 * config/sh/sh.c (sh_reorg): Likewise.
188 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
191 * config/libgcc-glibc.ver: Add %exclude.
192 * config/m32r/libgcc-glibc.ver: Likwise.
193 * config/s390/libgcc-glibc.ver: Likwise.
194 * config/sh/libgcc-glibc.ver: Likwise.
195 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
197 * config/i386/libgcc-glibc.ver: New.
199 * config/i386/libgcc-x86_64-glibc.ver: Removed.
201 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
203 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
204 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
205 i[34567]86-*-linux*, x86_64-*-linux*. Add
206 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
207 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
208 x86_64-*-linux*. Add i386/t-linux to tmake_file for
209 i[34567]86-*-linux*, x86_64-*-linux*.
211 * libgcc-std.ver: Add empty GCC_4.4.0.
213 * mkmap-symver.awk: Support multiple versions per symbol.
215 * config/i386/i386.c (ix86_init_builtins): Always define
216 __builtin_fabsq and __builtin_copysignq with fallbacks.
217 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
218 and __builtin_copysignq if SSE2 isn't available.
220 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
221 (LIBGCC2_TF_CEXT): Likwise.
224 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
226 * config/i386/sfp-machine.h: Moved to libgcc.
228 * config/i386/sfp-machine.h: New.
229 * config/i386/t-linux: Likwise.
231 * config/i386/t-darwin: Remove softfp_wrap_start and
233 * config/i386/t-darwin64: Likewise.
235 * config/i386/t-fprules-softfp64: Renamed to ...
236 * config/i386/t-fprules-softfp: This.
238 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
241 2008-07-02 Jason Merrill <jason@redhat.com>
243 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
245 * tree.c (ctor_to_list): New fn.
246 * tree.h: Declare it.
247 (CONSTRUCTOR_ELT): New macro.
248 (CONSTRUCTOR_NELTS): New macro.
250 2008-07-02 Richard Guenther <rguenther@suse.de>
252 * tree-ssa-structalias.c (struct variable_info): Reorder
253 to fill padding on 64bit hosts. Make collapsed_to an int.
254 (get_varinfo_fc): Deal with that.
255 (new_var_info): Likewise.
256 (collapse_rest_of_var): Likewise.
258 2008-07-02 Joshua Sumali <jsumali@redhat.com>
260 * doc/install.texi (--enable-java-home): Document.
261 (--enable-aot-compile-rpm): Likewise.
262 (--with-arch-directory): Likewise.
263 (--with-os-directory): Likewise.
264 (--with-origin-name): Likewise.
265 (--with-arch-suffix): Likewise.
266 (--with-jvm-root-dir): Likewise.
267 (--with-jvm-jar-dir): Likewise.
268 (--with-python-dir): Likewise.
270 2008-07-02 Richard Guenther <rguenther@suse.de>
272 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
273 from decls explicitly. Merge operand checking from tuples.
275 2008-07-02 Martin Jambor <mjambor@suse.cz>
277 * tree-switch-conversion.c: Included timevar.h which I forgot before.
279 2008-07-02 Martin Jambor <mjambor@suse.cz>
281 * tree-switch-conversion.c: Included timevar.h
282 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
284 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
286 2008-07-02 Martin Jambor <mjambor@suse.cz>
288 * tree-switch-conversion.c: Corrected various comments and
290 (build_constructors): Fixed minor formatting mistakes.
292 * invoke.texi (Optimize Options): Corrected the
293 switch-conversion-max-branch-ratio parameter.
295 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
297 * final.c (asm_insn_count): Return zero for an empty asm body.
299 2008-07-02 Richard Guenther <rguenther@suse.de>
301 * bitmap.h (bitmap_set_bit): Return bool.
302 (bitmap_clear_bit): Likewise.
303 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
304 write to the bitmap if it would.
305 (bitmap_clear_bit): Likewise.
306 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
307 bitmap_set_bit return value.
308 (add_pred_graph_edge): Likewise.
309 (add_graph_edge): Likewise.
310 (do_sd_constraint): Likewise.
311 (do_ds_constraint): Likewise.
313 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
315 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
316 Fix -Wc++-compat and/or -Wcast-qual warnings.
317 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
318 gen_regparm_prefix): Likewise.
319 * vmsdbgout.c (write_modbeg, lookup_filename,
320 vmsdbgout_source_line, vmsdbgout_init): Likewise.
322 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
324 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
325 defaults.h definition apply.
327 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
329 * function.c (assign_parm_remove_parallels): New.
330 (assign_parm_setup_block_p): Do not return true for non-BLKmode
332 (assign_parm_setup_block): Do not handle them.
333 (assign_parm_setup_reg, assign_parm_setup_stack): Call
334 assign_parm_remove_parallels.
336 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
338 * c-typeck.c (convert_for_assignment): Use
339 vector_targets_convertible_p.
340 * c-common.c (vector_targets_convertible_p): New.
341 * c-common.h (vector_targets_convertible_p): New prototype.
342 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
343 opaque_p_V2SI_type_node.
345 2008-07-01 Steve Ellcey <sje@cup.hp.com>
347 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
350 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
352 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
353 TFmode constants via two element DImode vector for hosts with
354 HOST_BITS_PER_WIDE_INT < 64.
355 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
356 also for HOST_BITS_PER_WIDE_INT < 64.
358 2008-07-01 Richard Guenther <rguenther@suse.de>
360 PR tree-optimization/36666
361 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
362 (get_constraint_exp_from_ssa_var): Split into ...
363 (get_constraint_exp_for_temp): ... this ...
364 (get_constraint_for_ssa_var): ... and that.
365 Return constraint expressions for all touched sub-fields
366 if the results address is not taken.
367 (process_constraint): Remove assertion that aggregate
368 assignments do not happen at this place.
369 (get_constraint_for_component_ref): Add address_p argument.
370 Return constraint expressions for all touched sub-fields
371 if the results address is not taken.
372 (do_deref): Use get_constraint_exp_for_temp.
373 (get_constraint_for_1): Rename from ...
374 (get_constraint_for): ... this. Add the old function as wrapper.
375 (do_structure_copy): Use get_constraint_for_1.
377 2008-07-01 Martin Jambor <mjambor@suse.cz>
379 * Makefile.in (tree-switch-conversion.o): Add.
380 (OBJS-common): Add tree-swtch-conversion.o.
381 * passes.c (init_optimization_passes): Add pass_convert_switch.
382 * tree-pass.h: (pass_convert_switch): Add.
383 * tree-switch-conversion.c: New file.
384 * gcc.dg/tree-ssa/cswtch.c: New testcase.
385 * common.opt (ftree-cswtch): New option.
386 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
387 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
388 * opts.c (decode_options): Set flag_tree_switch_conversion when
389 optimization level is >= 2.
390 * doc/invoke.texi (Optimize Options): Added description of
391 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
393 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
395 * config/darwin-driver.c (darwin_default_min_version): Fix
396 -Wc++-compat warnings.
398 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
400 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
403 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
405 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
407 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
409 PR rtl-optimization/34744
410 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
411 (df_scan_free_internal): Free data structures not
412 allocated in storage pools.
413 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
414 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
415 df_scan_free_mws_vec.
416 * dse.c (dse_step6): Free offset_map_p and offset_map_n
419 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
421 * config/i386/i386.c (contains_aligned_value_p): Return true
423 (ix86_function_arg_boundary): Return its natural boundary
425 (return_in_memory_32): Don't check TDmode.
426 (ix86_split_to_parts): Support splitting into 4 parts and
427 support TFmode for 32bit target.
428 (ix86_split_long_move): Support splitting into 4 parts.
429 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
431 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
432 (ix86_init_builtins): Here.
433 (ix86_scalar_mode_supported_p): Always return true for TFmode.
434 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
435 'q' and 'w', respectively.
437 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
439 (movtf_internal): Likewise.
440 (<code>tf2): Likewise.
441 (*absnegtf2_sse): Likewise.
442 (copysign<mode>3): Likewise.
443 (copysign<mode>3_const): Likewise.
444 (copysign<mode>3_var): Likewise.
445 (define_split UNSPEC_COPYSIGN): Likewise.
446 * config/i386/sse.md (*nandtf3): Likewise.
447 (<code>tf3): Likewise.
448 (*<code>tf3): Likewise.
450 2008-06-30 Joey Ye <joey.ye@intel.com>
451 H.J. Lu <hongjiu.lu@intel.com>
453 * global.c (compute_regsets): Set frame_pointer_needed here.
454 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
456 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
458 * doc/install.texi (specific): Expand Windows build notes.
460 2008-06-30 Ira Rosen <irar@il.ibm.com>
462 PR tree-optimization/36648
463 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
464 number of prolog iterations by step. Fix the comment.
466 2008-06-30 Richard Guenther <rguenther@suse.de>
469 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
470 handle calls from ECF_MALLOC functions.
471 (handle_pure_call): ECF_MALLOC functions do not return
473 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
475 2008-06-29 Andreas Schwab <schwab@suse.de>
477 * config/m68k/m68k.c (print_operand): Always print a float
479 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
480 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
483 * config/rs6000/x-linux64: Remove never used file.
485 2008-06-29 Richard Guenther <rguenther@suse.de>
487 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
489 (struct alias_info): Move ...
490 * tree-ssa-alias.c: ... here.
491 (update_alias_info): Declare.
492 (compute_may_aliases): Call it.
493 (update_alias_info): New function.
494 * tree-ssa-structalias.c (update_alias_info): Move ...
495 * tree-ssa-alias.c (update_alias_info_1): ... here.
496 * tree-ssa-structalias.c (process_constraint_1): Remove
497 unused from_call argument. Rename to ...
498 (process_constraint): ... this. Delete old wrapper.
499 (make_constraint_to): Adjust callers.
500 (handle_const_call): Likewise.
501 (handle_pure_call): Likewise.
502 (init_base_vars): Likewise.
503 (handle_lhs_call): Likewise. Remove unnecessary constraint.
504 (find_func_aliases): We don't need structure copies for
506 (make_constraint_from_anything): Remove.
507 (create_variable_info_for): For globals make constraints
508 from escaped, not from anything.
509 (compute_points_to_sets): Do not call update_alias_info.
510 (ipa_pta_execute): Use make_constraint_from.
512 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
514 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
515 (bitmap.o-warn, dominance.o-warn): New.
516 * configure.ac (cxx_compat_warn): Delete.
517 (loose_warn): Add -Wcast-qual and -Wc++-compat.
518 * system.h: Remove #pragma diagnostic for -Wcast-qual and
520 * configure: Regenerate.
522 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
525 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
527 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
528 * df-scan.c (df_notes_rescan): Likewise.
529 * ggc-page.c (set_page_table_entry): Likewise.
530 * intl.c (gcc_gettext_width): Likewise.
531 * varasm.c (get_unnamed_section, get_noswitch_section,
532 get_section): Likewise.
534 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
536 * regrename.c (build_def_use): Don't copy RTX.
538 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
540 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
541 (Type Attributes): Fix nesting of @table and @subsection. Adjust
542 punctuation. Use @ref instead of @xref.
543 (Function Names): Remove stray @display/@end display.
544 (C++ Attributes): Use @ref instead of @xref.
545 (Deprecated Features): Fix punctuation around @xref.
546 (Backwards Compatibility): Likewise.
547 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
549 2008-06-28 Joseph Myers <joseph@codesourcery.com>
551 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
552 constants for E500 double.
554 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
556 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
557 element type of const_vector.
559 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
561 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
562 Remove FLAGS_REG clobber from expander pattern.
563 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
564 (anddi3, andsi3, andhi3, andqi3): Ditto.
565 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
566 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
567 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
568 (ashlsi3, ashlhi3, ashlqi3): Ditto.
569 (ashrsi3, ashrhi3, ashrqi3): Ditto.
570 (lshrsi3, lshrhi3, lshrqi3): Ditto.
571 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
572 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
574 2008-06-28 Richard Guenther <rguenther@suse.de>
576 * tree-ssa-structalias.c (callused_id, var_callused,
578 (handle_pure_call): New function.
579 (find_func_aliases): Call it.
580 (find_what_p_points_to): Handle the call-used set.
581 (clobber_what_escaped): Likewise.
582 (compute_call_used_vars): New function.
583 (init_base_vars): Init the call-used variable.
584 (do_sd_constraint): Do not propagate the solution from CALLUSED
585 but use CALLUSED as a placeholder.
586 (solve_graph): Likewise.
587 * tree-flow-inline.h (gimple_call_used_vars): New function.
588 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
589 (compute_call_used_vars): Declare.
590 * tree-ssa-alias.c (set_initial_properties): Call
591 compute_call_used_vars.
592 (reset_alias_info): Clear call-used variables.
593 (add_call_clobber_ops): Assert we are not called for const/pure
594 functions. Remove handling of them.
595 (add_call_read_ops): Handle pure functions by adding the
596 call-used set of variables as VUSEs.
597 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
598 (delete_tree_ssa): Free it.
599 * tree-dfa.c (remove_referenced_var): Clear the var from the
602 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
604 * tree.c (build_varargs_function_type_list): New.
605 (build_function_type_list_1): New.
606 (build_function_type_list): Use build_function_type_list_1.
607 * tree.h (build_varargs_function_type_list): New.
609 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
612 * config/spu/spu.c (spu_builtin_splats): Do not generate
613 invalid CONST_VECTOR expressions.
614 (spu_expand_vector_init): Likewise.
616 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
618 * optabs.c (libfunc_decls): New variable.
619 (libfunc_decl_hash, libfunc_decl_eq): New functions.
620 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
621 for the same function twice.
623 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
625 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
626 ix86_expand_binary_operator directly.
627 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
631 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
632 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
633 using only one splitter. Conditionaly execute splitter before or
634 after peephole2 pass.
635 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
636 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
637 Use only one alternative in asm template.
638 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
640 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
641 "J" operand constraint for operand 2.
642 (*ashldi3_cconly_rex64): Ditto.
643 (*ashrdi3_cmp_rex64): Ditto.
644 (*ashrdi3_cconly_rex64): Ditto.
645 (*lshrdi3_cmp_rex64): Ditto.
646 (*lshrdi3_cconly_rex64): Ditto.
647 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
648 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
649 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
652 2008-06-27 Jakub Jelinek <jakub@redhat.com>
654 * gimplify.c (omp_is_private): Don't return true if decl is not
655 already private on #pragma omp for or #pragma omp parallel for.
658 * tree-cfg.c (struct move_stmt_d): Replace block field with
659 orig_block and new_block fields.
660 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
661 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
662 (move_block_to_fn): Replace vars_map and new_label_map arguments
663 with struct move_stmt_d pointer.
664 (replace_block_vars_by_duplicates): New function.
665 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
666 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
667 all subblocks of ORIG_BLOCK to the new function. Call
668 replace_block_vars_by_duplicates.
669 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
670 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
671 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
672 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
673 (expand_omp): Temporarily set input_location to the location of
674 region's controlling stmt.
675 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
676 BIND_EXPR, push ctx->block_vars and gimplification vars into
677 the BIND_EXPR and its block's BLOCK_VARS instead of directly
679 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
680 there are any BLOCK_VARS.
681 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
682 OMP_PARALLEL or OMP_TASK stmt.
683 (lower_omp): Save and restore input_location around the lower_omp_1
686 2008-06-27 Richard Guenther <rguenther@suse.de>
688 PR tree-optimization/36400
689 PR tree-optimization/36373
690 PR tree-optimization/36344
691 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
692 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
693 (update_alias_info): Remove call clobbering code.
694 (make_constraint_to): New helper function.
695 (make_escape_constraint): Likewise.
696 (handle_rhs_call): Use it on all pointer containing arguments.
697 Also mark the static chain escaped.
698 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
700 (make_constraint_from): New helper split out from ...
701 (make_constraint_from_anything): ... here.
702 (find_func_aliases): Add constraints for escape sites.
703 (intra_create_variable_infos): Make constraints from NONLOCAL
705 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
707 (clobber_what_p_points_to): Remove.
708 (clobber_what_escaped): New function.
709 (init_base_vars): Init NONLOCAL and ESCAPED.
710 (do_sd_constraint): Do not propagate the solution from ESCAPED
711 but use ESCAPED as a placeholder.
712 (solve_graph): Likewise.
713 * tree-flow.h (clobber_what_p_points_to): Remove.
714 (clobber_what_escaped): Declare.
715 * tree-ssa-alias.c (set_initial_properties): Call it.
716 Remove code clobbering escaped pointers.
718 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
720 * function.c (allocate_struct_function): Only allocate a unique
721 funcdef_no if the decl is nonzero.
723 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
725 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
726 * config/mips/mips.c (mips_split_const_insns): New function.
727 * config/mips/mips.md (move_type): New attribute.
728 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
729 (dword_mode): New attribute.
730 (type): Avoid long line. Map "move_type"s to "type"s,
731 choosing "multi" for doubleword moves if appropriate.
732 Swap MTC/MFC comments to match their declaration order.
733 (extended_mips16): Default to "yes" if "move_type" is "sll0",
734 "type" is "branch" or "jal" is "direct".
735 (length): Handle "extended_mips16" first. Make the default
736 "0" for "ghost" instructions. Set the length from "move_type".
737 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
738 of "type", with "sll0" for the register alternative. Remove the
739 "extended_mips16" attribute.
740 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
741 of "type", with "shift_shift" for the register alternative.
742 Remove the "length" attribute.
743 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
744 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
745 of "type", with "andi" for the register alternative.
746 (*zero_extendqihi2): Likewise.
747 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
748 of "andi" instead of a "type" of "arith".
749 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
751 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
752 (mov_<store>r, *mov<mode>_ra): Likewise.
753 (extendsidi2): Use "move_type" instead of "type", with "move"
754 for the register alternative.
755 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
756 of "type", with "signext" for the register alternative.
757 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
758 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
759 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
760 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
761 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
762 (unnamed branch insn): Likewise.
763 (*movdi_gp32_fp64): Fold into...
764 (*movdi_32bit): ...here.
765 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
766 (*movdf_hardfloat): ...this new pattern.
767 (*movdf_softfloat): Remove redundant FPR alternatives.
768 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
769 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
770 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
771 the "move" attribute.
772 (*movdi_32bit): Use "move_type" instead of "type" and remove the
773 "length" attribute. Use "fpload" and "fpstore" instead of "load"
774 and "store" for COP loads and stores.
775 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
776 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
777 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
778 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
779 (*movtf_mips16, *movv2sf): Likewise.
780 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
781 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
782 (mfhc1<mode>): Use "move_type" instead of "move".
783 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
784 (loadgp_blockage): Remove the "length" attribute.
785 (blockage, set_got_version, update_got_version): Likewise.
786 (call_internal): Remove the "extended_mips16" attribute.
787 (call_value_internal, call_value_multiple_internal): Likewise.
788 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
790 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
791 the "length" attribute.
793 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
795 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
796 -Wcast-qual warnings.
797 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
798 handle_pragma_pop_macro): Likewise.
799 * collect2.c (resolve_lib_name): Likewise.
800 * config/arc/arc.c (arc_init): Likewise.
801 * config/arm/arm.c (neon_builtin_compare,
802 locate_neon_builtin_icode): Likewise.
803 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
804 * config/bfin/bfin.c (bfin_init_machine_status,
805 bfin_optimize_loop): Likewise.
806 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
807 * config/cris/cris.c (cris_init_expanders): Likewise.
808 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
809 * config/darwin.c (machopic_indirection_eq,
810 machopic_indirection_name, machopic_output_indirection): Likewise.
811 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
812 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
813 frv_optimize_membar): Likewise.
814 * config/i386/cygwin.h (mingw_scan,
815 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
816 * config/i386/cygwin1.c (mingw_scan): Likewise.
817 * config/i386/i386.c (machopic_output_stub): Likewise.
818 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
819 i386_pe_unique_section): Likewise.
820 * config/ia64/ia64.c (ia64_init_machine_status,
821 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
823 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
824 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
825 * config/m68k/m68k.c (m68k_handle_option,
826 m68k_sched_md_init_global): Likewise.
827 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
828 mcore_unique_section): Likewise.
829 * config/mips/mips.c (mips_block_move_straight,
830 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
832 * config/mmix/mmix.c (mmix_init_machine_status,
833 mmix_encode_section_info): Likewise.
834 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
835 * config/rs6000/rs6000.c (rs6000_init_machine_status,
836 print_operand_address, output_toc, redefine_groups,
837 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
838 * config/s390/s390.c (s390_init_machine_status): Likewise.
839 * config/score/score.c (score_block_move_straight,
840 score_block_move_loop_body): Likewise.
841 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
842 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
843 * emit-rtl.c (find_auto_inc): Likewise.
844 * gcc.c (translate_options, process_command): Likewise.
845 * reorg.c (dbr_schedule): Likewise.
846 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
847 * xcoffout.c (xcoffout_declare_function): Likewise.
849 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
851 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
852 ipa-pta working again.
854 2008-06-27 David Edelsohn <edelsohn@gnu.org>
856 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
859 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
861 * config.gcc (powerpc*-*-*): Add new core e500mc.
862 * config/rs6000/e500mc.md: New file.
863 * config/rs6000/rs6000.c (processor_costs): Add new costs for
865 (rs6000_override_options): Add e500mc case to
866 processor_target_table. Altivec and Spe options not allowed
867 with e500mc. Add isel instruction to e500mc by
868 default. Initialize rs6000_cost for e500mc.
869 (rs6000_issue_rate): Set issue rate for e500mc.
870 * config/rs6000/rs6000.h (processor_type): Add
872 (ASM_CPU_SPEC): Add e500mc.
873 Set TARGET_ISEL to rs6000_isel.
874 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
875 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
876 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
878 * doc/invoke.texi: Add e500mc to list of cpus.
880 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
883 * c-lex.c (lex_charconst): Initialize unsignedp.
885 2008-06-27 Olivier Hainque <hainque@adacore.com>
887 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
888 documented assumptions.
890 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
892 * dwarf2out.c: Remove trailing white spaces. Break long line
895 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
897 * libfuncs.h (LTI_synchronize): New libfunc_index.
898 (synchronize_libfunc): Declare.
899 * builtins.c (expand_builtin_synchronize): Consider using
900 synchronize_libfunc before falling back on an asm blockage.
901 * config/mips/mips.c: Include libfuncs.h
902 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
904 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
906 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
907 parameter. Copy stack_reg to r11 where appropriate.
908 (no_global_regs_above): Add gpr parameter.
909 (rs6000_stack_info): Only add padding for SPE save area if we
910 are saving SPE GPRs and CR.
911 (saveres_routine_syms): New variable.
912 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
914 (rs6000_savres_routine_sym): New function.
915 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
917 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
918 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
919 Tweak FPR out-of-line saving.
920 (rs6000_make_savres_rtx): New function.
921 (rs6000_use_multiple_p): New function.
922 (rs6000_savres_strategy): New function.
923 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
924 out-of-line if appropriate.
925 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
926 if we are optimizing for size.
927 (GP_SAVE_INLINE): Define.
928 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
929 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
930 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
931 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
932 (*save_fpregs_<mode>): Add use of r11.
933 (*restore_gpregs_<mode>): New insn.
934 (*return_and_restore_gpregs_<mode>): New insn.
935 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
937 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
938 (*restore_gpregs_spe): New insn.
939 (*return_and_restore_gpregs_spe): New insn.
940 * config/rs6000/predicates.md (save_world_operation): Fix check.
942 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
944 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
945 this point, so assert that.
947 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
949 * cfganal.c: Include vec.h and vecprim.h.
950 (compute_idf): Import from...
951 * tree-into-ssa (compute_idf): ...here.
952 * basic-block.h (compute_idf): Export.
954 2008-06-26 Joseph Myers <joseph@codesourcery.com>
956 * c-decl.c (merge_decls): Use !current_function_decl to check for
957 extern declaration of C99 inline function being at file scope.
959 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
961 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
963 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
965 * alias.c (record_alias_subset, init_alias_analysis): Fix
966 -Wc++-compat and/or -Wcast-qual warnings.
967 * attribs.c (lookup_attribute_spec): Likewise.
968 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
969 copy_bb, connect_traces,
970 find_rarely_executed_basic_blocks_and_cr): Likewise.
971 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
972 note_btr_set, migrate_btr_defs): Likewise.
973 * builtins.c (result_vector, expand_builtin_memcpy,
974 expand_builtin_mempcpy_args, expand_builtin_strncpy,
975 builtin_memset_read_str, expand_builtin_printf,
976 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
978 * caller-save.c (mark_set_regs): Likewise.
979 * calls.c (expand_call, emit_library_call_value_1): Likewise.
980 * cgraph.c (cgraph_edge): Likewise.
981 * combine.c (likely_spilled_retval_1): Likewise.
982 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
983 htab_counts_entry_del, get_coverage_counts): Likewise.
984 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
985 new_cselib_val): Likewise.
986 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
987 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
989 * df-core.c (df_compact_blocks): Likewise.
990 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
991 * df-scan.c (df_grow_reg_info, df_ref_create,
992 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
993 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
994 df_record_entry_block_defs, df_record_exit_block_uses,
995 df_bb_verify): Likewise.
996 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
997 DF_REF_EXTRACT_MODE_CONST): New.
998 * dominance.c (get_immediate_dominator, get_dominated_by,
999 nearest_common_dominator, root_of_dom_tree,
1000 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
1001 -Wc++-compat and/or -Wcast-qual warnings.
1002 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
1003 record_store, replace_read, check_mem_read_rtx, scan_insn,
1004 dse_step1, dse_record_singleton_alias_set): Likewise.
1005 * dwarf2asm.c (dw2_force_const_mem): Likewise.
1007 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1009 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
1010 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
1011 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
1012 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
1013 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
1014 add_ranges_num, add_ranges_by_labels, file_info_cmp,
1015 file_name_acquire, output_file_names, add_const_value_attribute,
1016 premark_used_types_helper, file_table_eq, file_table_hash,
1017 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
1018 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
1019 -Wcast-qual warnings.
1020 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
1021 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
1022 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
1023 gen_reg_rtx, start_sequence, init_emit): Likewise.
1024 * et-forest.c (et_new_occ, et_new_tree): Likewise.
1025 * except.c (init_eh_for_function, gen_eh_region,
1026 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
1027 arh_to_landing_pad, arh_to_label, add_action_record,
1028 add_call_site, switch_to_exception_section): Likewise.
1029 * expmed.c (synth_mult): Likewise.
1030 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
1031 store_expr): Likewise.
1032 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
1034 * function.c (assign_stack_temp_for_type,
1035 allocate_struct_function, match_asm_constraints_1): Likewise.
1036 * gcov-io.c (gcov_allocate): Likewise.
1037 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
1038 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
1039 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
1040 record_one_set, insert_expr_in_table, insert_set_in_table,
1041 dump_hash_table, compute_hash_table_work, alloc_hash_table,
1042 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
1043 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
1044 -Wcast-qual warnings.
1046 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1048 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1049 -Wcast-qual warnings.
1050 * gcc.c (process_command): Likewise.
1051 * genattrtab.c (oballoc): Use XOBNEW.
1052 (oballocvec): Define.
1053 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1054 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1055 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1056 -Wc++-compat and/or -Wcast-qual warnings.
1057 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1058 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1059 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1060 gen_presence_absence_set, gen_automaton, gen_regexp_el,
1061 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1062 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
1063 add_excls, process_presence_absence_names,
1064 process_presence_absence_patterns, add_presence_absence,
1065 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
1066 get_free_state, add_arc, get_free_automata_list_el,
1067 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
1068 transform_3, cache_presence, create_ainsns, create_automata,
1069 create_state_ainsn_table, dfa_insn_code_enlarge,
1070 output_trans_func, output_min_issue_delay_func,
1071 output_dead_lock_func, output_reset_func,
1072 output_get_cpu_unit_code_func, output_dfa_start_func,
1073 expand_automata): Likewise.
1074 * genextract.c (gen_insn): Likewise.
1075 * gengtype-lex.l: Likewise.
1076 * gengtype.c (read_input_list, adjust_field_type,
1077 process_gc_options): Likewise.
1078 * genoutput.c (note_constraint): Likewise.
1079 * genpreds.c (mangle, add_constraint): Likewise.
1080 * genrecog.c (process_define_predicate, new_decision,
1081 add_to_sequence): Likewise.
1082 * gensupport.c (record_insn_name): Likewise.
1084 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1086 * config/i386/driver-i386.c (detect_caches_amd,
1087 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
1088 and/or -Wcast-qual warnings.
1089 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
1090 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
1091 gt_pch_save): Likewise.
1092 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
1093 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
1094 * global.c (compute_regsets): Likewise.
1095 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1096 finish_graph_dump_file): Likewise.
1097 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
1098 unlink_bb_notes): Likewise.
1099 * integrate.c (get_hard_reg_initial_val): Likewise.
1100 * ipa-prop.c (ipa_push_func_to_list): Likewise.
1101 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
1102 * local-alloc.c (update_equiv_regs): Likewise.
1103 * loop-invariant.c (check_invariant_table_size,
1104 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
1106 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
1107 altered_reg_used, mark_altered): Likewise.
1108 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
1109 insert_var_expansion_initialization,
1110 combine_var_copies_in_loop_exit, apply_opt_in_copies,
1111 release_var_copies): Likewise.
1112 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
1113 analyze_matrix_decl, add_allocation_site, analyze_transpose,
1114 analyze_accesses_for_phi_node, check_var_notmodified_p,
1115 check_allocation_function, find_sites_in_func,
1116 record_all_accesses_in_func, transform_access_sites,
1117 transform_allocation_sites): Likewise.
1118 * omp-low.c (new_omp_region, create_omp_child_function_name,
1119 check_omp_nesting_restrictions, check_combined_parallel,
1120 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
1121 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
1122 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1123 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
1125 * opts-common.c (prune_options): Likewise.
1126 * opts.c (add_input_filename, print_filtered_help,
1127 get_option_state): Likewise.
1128 * params.c (add_params): Likewise.
1129 * passes.c (set_pass_for_id, next_pass_1,
1130 do_per_function_toporder, pass_fini_dump_file): Likewise.
1131 * postreload.c (reload_cse_simplify_operands): Likewise.
1132 * predict.c (tree_predicted_by_p, tree_predict_edge,
1133 clear_bb_predictions, combine_predictions_for_bb): Likewise.
1135 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1137 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
1139 * recog.c (check_asm_operands, validate_change_1): Likewise.
1140 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
1141 subst_asm_stack_regs): Likewise.
1142 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
1143 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
1144 * regmove.c (reg_is_remote_constant_p): Likewise.
1145 * regrename.c (regrename_optimize, scan_rtx_reg,
1146 kill_clobbered_value, kill_set_value, kill_autoinc_value):
1148 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
1149 regstat_compute_calls_crossed): Likewise.
1150 * reload1.c (init_reload, new_insn_chain,
1151 has_nonexceptional_receiver, reload, copy_reloads,
1152 calculate_needs_all_insns, init_elim_table): Likewise.
1153 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1154 * rtl.c (shallow_copy_rtx_stat): Likewise.
1155 * rtlanal.c (parms_set): Likewise.
1156 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1157 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1158 * sched-ebb.c (earliest_block_with_similiar_load,
1159 add_deps_for_risky_insns): Likewise.
1160 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1161 schedule_region): Likewise.
1162 * see.c (eq_descriptor_pre_extension,
1163 hash_descriptor_pre_extension, hash_del_pre_extension,
1164 eq_descriptor_properties, hash_descriptor_properties,
1165 hash_del_properties, see_seek_pre_extension_expr,
1166 see_initialize_data_structures, see_print_register_properties,
1167 see_print_pre_extension_expr, see_delete_merged_def_extension,
1168 see_delete_unmerged_def_extension, see_emit_use_extension,
1169 see_pre_delete_extension, see_map_extension, see_commit_changes,
1170 see_analyze_merged_def_local_prop,
1171 see_analyze_merged_def_local_prop,
1172 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1173 see_set_prop_merged_def, see_set_prop_unmerged_def,
1174 see_set_prop_unmerged_use, see_print_one_extension,
1175 see_merge_one_use_extension, see_merge_one_def_extension,
1176 see_store_reference_and_extension, see_update_uses_relevancy,
1177 see_update_defs_relevancy): Likewise.
1178 * statistics.c (hash_statistics_hash, hash_statistics_eq,
1179 hash_statistics_free, curr_statistics_hash): Likewise.
1180 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
1181 expand_asm_operands, expand_return, case_bit_test_cmp,
1182 expand_case): Likewise.
1183 * stor-layout.c (start_record_layout): Likewise.
1184 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
1185 gt_pch_save_stringpool): Likewise.
1186 * tree-data-ref.c (hash_stmt_vertex_info,
1187 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
1188 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
1190 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
1193 * config/i386/i386.md : Change constraints of HImode and QImode
1194 immediate operands from "i" to "n". Change SImode "ni" constraint to
1195 "i" and SImode "rmi" constraint to "g". Remove all constraints
1196 from const0_operand and const1_operand predicated operands.
1197 (i): Change QImode and HImode attribute from "i" to "n".
1198 (*subqi_2): Change HImode operands to QImode.
1201 2008-06-25 Olivier Hainque <hainque@adacore.com>
1203 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
1206 2008-06-25 Richard Guenther <rguenther@suse.de>
1208 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
1209 not overflow the result type.
1211 2008-06-25 Richard Guenther <rguenther@suse.de>
1213 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
1214 (vn_lookup): Likewise.
1216 2008-06-25 Richard Guenther <rguenther@suse.de>
1218 PR tree-optimization/35518
1219 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
1220 * tree-sra.c (instantiate_element): Use fold_build3 to build
1222 (try_instantiate_multiple_fields): Likewise.
1224 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1226 * config/rs6000/rs6000.md: Change all string instruction's clobber to
1229 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1231 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
1232 use_backchain_to_restore_sp to true
1233 if the offset of the link register save area would go over the 32k - 1
1234 offset limit of the load
1237 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
1239 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
1240 anchor for the type-punning blurb. Cross-reference "Structures
1241 unions enumerations and bit-fields implementation". Provide a
1242 cast-through-pointer example. Make final sentence self-contained.
1243 * doc/implement-c.texi (Structures unions enumerations and
1244 bit-fields implementation): Cross-reference the type-punning blurb
1245 in the -fstrict-aliasing documentation.
1247 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1250 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
1251 the memory instead of the memory itself for the save area.
1253 2008-06-24 Olivier Hainque <hainque@adacore.com>
1254 Nicolas Roche <roche@adacore.com>
1256 * gengtype.c (srcdir_len): size_t instead of int.
1257 (get_file_realbasename): New function. For F a filename, the real
1258 basename of F, with all the path components stripped.
1259 (get_file_srcdir_relative_path): New function. For F a filename, the
1260 relative path to F from $(srcdir).
1261 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
1262 get_file_realbasename. Adjust the head comment.
1263 (get_prefix_langdir_index): New function. For F a filename, return the
1264 lang_dir_names[] relative index of the language directory that is
1266 (get_file_langdir): For F a filename, return the name of the language
1267 directory where F is located.
1268 (get_file_gtfilename): New function. The gt- output file name for an
1270 (get_output_file_with_visibility): Replace in-line computations with
1271 uses of get_file_gtfilename and get_prefix_langdir_index.
1272 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
1274 2008-06-24 Jakub Jelinek <jakub@redhat.com>
1276 PR tree-optimization/36504
1277 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
1278 references without base address.
1280 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1283 * calls.c (expand_call): Increase alignment for recursive functions.
1285 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1287 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1288 (TARGET_FUNCTION_VALUE): New define.
1289 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1290 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1292 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1294 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1295 (fmod<mode>3): Ditto.
1296 (remainderxf3): Ditto.
1297 (remainder<mode>3): Ditto.
1299 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1302 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1303 REG is a hard register.
1305 PR tree-optimization/36508
1306 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1307 499, don't check it at all in release compilers.
1309 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1311 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1312 together with SSE_TARGET_MATH to disable insn pattern.
1313 (*fop_<MODEF:mode>_2_i387): Ditto.
1314 (*fop_<MODEF:mode>_3_i387): Ditto.
1316 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1318 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1320 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1323 * gimplify.c (gimplify_asm_expr): Check the return code of
1324 parse_output_constraint call, set function return and is_inout
1327 2008-06-22 Ian Lance Taylor <iant@google.com>
1329 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1330 (narrowest_signed_type): Likewise.
1331 * c-typeck.c (c_common_type): Change local variable mclass to enum
1333 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1334 tcc_comparison, not the tree code itself.
1335 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1336 (c_expand_expr): Cast modifier to enum expand_modifier.
1337 * c-common.h (C_RID_CODE): Add casts.
1338 (C_SET_RID_CODE): Define.
1339 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1340 (c_lex_one_token): Add cast to avoid warning.
1341 (c_parser_objc_type_name): Rename local typename to type_name.
1342 (check_no_duplicate_clause): Change code parameter to enum
1344 (c_parser_omp_var_list_parens): Change kind parameter to enum
1346 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1347 c_parser_omp_list_var_parens.
1348 (c_parser_omp_threadprivate): Likewise.
1349 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1350 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1351 * c-format.c (NO_FMT): Define.
1352 (printf_length_specs): Use NO_FMT.
1353 (asm_fprintf_length_specs): Likewise.
1354 (gcc_diag_length_specs): Likewise.
1355 (scanf_length_specs): Likewise.
1356 (strfmon_length_specs): Likewise.
1357 (gcc_gfc_length_specs): Likewise.
1358 (printf_flag_specs): Change 0 to STD_C89.
1359 (asm_fprintf_flag_specs): Likewise.
1360 (gcc_diag_flag_specs): Likewise.
1361 (gcc_cxxdiag_flag_specs): Likewise.
1362 (scanf_flag_specs): Likewise.
1363 (strftime_flag_specs): Likewise.
1364 (strfmon_flag_specs): Likewise.
1365 (print_char_table): Likewise.
1366 (asm_fprintf_char_table): Likewise.
1367 (gcc_diag_char_table): Likewise.
1368 (gcc_tdiag_char_table): Likewise.
1369 (gcc_cdiag_char_table): Likewise.
1370 (gcc_cxxdiag_char_table): Likewise.
1371 (gcc_gfc_char_table): Likewise.
1372 (scan_char_table): Likewise.
1373 (time_char_table): Likewis.
1374 (monetary_char_table): Likewise.
1375 * c-format.h (BADLEN): Likewise.
1377 2008-06-21 Ian Lance Taylor <iant@google.com>
1379 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1380 Define END_OF_BASE_TREE_CODES around inclusion.
1381 * tree.c (tree_code_type): New global array.
1382 (tree_code_length, tree_code_name): Likewise.
1383 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1385 (all-tree.def, s-alltree): New targets.
1386 (gencheck.h, s-gencheck): Remove.
1387 (tree.o): Depend upon all-tree.def.
1388 (build/gencheck.o): Remove gencheck.h dependency.
1389 (mostlyclean): Don't remove gencheck.h.
1390 * c-common.h (enum c_tree_code): Remove.
1391 * c-lang.c (tree_code_type): Remove.
1392 (tree_code_length, tree_code_name): Remove.
1393 * gencheck.c (tree_codes): Include all-tree.def, rather than
1394 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1396 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1398 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1399 (operator_name_info): Size to MAX_TREE_CODES.
1400 (assignment_operator_name_info): Likewise.
1401 * cp/cp-lang.c (tree_code_type): Remove.
1402 (tree_code_length, tree_code_name): Remove.
1403 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1404 (assignment_operator_name_info): Likewise.
1405 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1407 * cp/mangle.c (write_expression): Likewise.
1408 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1409 * fortran/f95-lang.c (tree_code_type): Remove.
1410 (tree_code_length, tree_code_name): Remove.
1411 * java/java-tree.h (enum java_tree_code): Remove.
1412 * java/lang.c (tree_code_type): Remove.
1413 (tree_code_length, tree_code_name): Remove.
1414 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1415 * objc/objc-act.h (enum objc_tree_code): Remove.
1416 * objc/objc-lang.c (tree_code_type): Remove.
1417 (tree_code_length, tree_code_name): Remove.
1418 * objcp/objcp-lang.c (tree_code_type): Remove.
1419 (tree_code_length, tree_code_name): Remove.
1420 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1421 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1422 * ada/misc.c (tree_code_type): Remove.
1423 (tree_code_length, tree_code_name): Remove.
1425 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1427 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1428 the grand_bitmap_obstack.
1430 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1432 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1433 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1434 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1435 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1436 move_stmt_r, new_label_mapper): Likewise.
1437 * tree-complex.c (cvc_lookup): Likewise.
1438 * tree-dfa.c (create_function_ann): Likewise.
1439 * tree-dump.c (dump_register): Likewise.
1440 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1441 find_phi_replacement_condition): Likewise.
1442 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1443 tree_function_versioning): Likewise.
1444 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1445 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1446 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1447 get_nonlocal_debug_decl, convert_nonlocal_reference,
1448 convert_nonlocal_omp_clauses, get_local_debug_decl,
1449 convert_local_reference, convert_local_omp_clauses,
1450 convert_nl_goto_reference, convert_nl_goto_receiver,
1451 convert_tramp_reference, convert_call_expr): Likewise.
1452 * tree-outof-ssa.c (contains_tree_r): Likewise.
1453 * tree-parloops.c (reduction_phi, initialize_reductions,
1454 eliminate_local_variables_1, add_field_for_reduction,
1455 add_field_for_name, create_phi_for_local_result,
1456 create_call_for_reduction_1, create_loads_for_reductions,
1457 create_stores_for_reduction, create_loads_and_stores_for_name):
1459 * tree-phinodes.c (allocate_phi_node): Likewise.
1460 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
1461 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
1462 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
1463 * tree-ssa-coalesce.c (compare_pairs): Likewise.
1464 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
1465 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
1466 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
1467 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1468 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
1469 vn_nary_op_insert): Likewise.
1470 * tree-ssa.c (redirect_edge_var_map_add,
1471 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
1472 * tree-vectorizer.c (vectorize_loops): Likewise.
1473 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
1474 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
1475 tree_cons_stat, build1_stat, build_variant_type_copy,
1476 decl_init_priority_lookup, decl_fini_priority_lookup,
1477 decl_priority_info, decl_restrict_base_lookup,
1478 decl_restrict_base_insert, decl_debug_expr_lookup,
1479 decl_debug_expr_insert, decl_value_expr_lookup,
1480 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1481 type_hash_add, get_file_function_name, tree_check_failed,
1482 tree_not_check_failed, tree_range_check_failed,
1483 omp_clause_range_check_failed, build_omp_clause,
1484 build_vl_exp_stat): Likewise.
1485 * value-prof.c (gimple_histogram_value,
1486 gimple_duplicate_stmt_histograms): Likewise.
1487 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1488 unshare_variable, variable_union_info_cmp_pos, variable_union,
1489 dataflow_set_different_1, dataflow_set_different_2,
1490 vt_find_locations, variable_was_changed, set_variable_part,
1491 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1492 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1493 section_entry_hash, object_block_entry_eq,
1494 object_block_entry_hash, create_block_symbol,
1495 initialize_cold_section_name, default_function_rodata_section,
1496 strip_reg_name, set_user_assembler_name, const_desc_eq,
1497 build_constant_desc, output_constant_def, lookup_constant_def,
1498 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1499 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1500 default_internal_label): Likewise.
1501 * varray.c (varray_init, varray_grow): Likewise.
1502 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1504 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1506 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1507 operators for "test" insn. Macroize insn using SWI mode macro.
1508 (*jcc_fused_2): Ditto.
1509 (*jcc_fused_3): Macroize insn using SWI mode macro.
1510 (*jcc_fused_4): Ditto.
1512 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1514 * tree-ssa-pre.c: Fix typo in comment.
1515 (init_antic, fini_antic): Add explicit funtions for
1516 initializing and deinitializing ANTIC and AVAIL sets.
1517 (create_expression_by_pieces): Fix typo in comment.
1518 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1519 (execute_pre): Eventually dump details about ANTIC_IN.
1521 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1523 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1524 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1525 add_to_obstack, file_at_path, find_a_file, execute,
1526 add_preprocessor_option, add_assembler_option, add_linker_option,
1527 process_command, insert_wrapper, do_option_spec, do_self_spec,
1528 spec_path, do_spec_1, is_directory, main, used_arg,
1529 getenv_spec_function): Likewise.
1530 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1531 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1534 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1536 * doc/rtl.texi: Updated subreg section.
1538 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1541 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1542 node->needed and node->reachable.
1543 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1544 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1545 (expand_task_call): Don't call expand_task_copyfn.
1546 (expand_task_copyfn): Renamed to...
1547 (finalize_task_copyfn): ... this.
1549 2008-06-19 Jan Hubicka <jh@suse.cz>
1551 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1552 clobbering framepointer.
1554 2008-06-19 Jan Hubicka <jh@suse.cz>
1556 * tree-optimize.c (execute_early_local_optimizations): Set
1557 cgraph_state only at first invocation.
1559 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1561 * system.h (-Wc++-compat): Activate as a warning, no an error.
1563 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1565 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1566 instead of "#" in insn asm template.
1567 (*jcc_fused_2): Ditto.
1569 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1571 * config/i386/i386.h (ix86_tune_indices)
1572 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1573 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1574 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1575 (*jcc_fused_2): Ditto.
1576 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1577 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1578 (print operand): Handle 'E' and 'e' code.
1580 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1582 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1583 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1584 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1586 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1588 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1590 (cgraph_expand_function): Use local copy of decl.
1591 (cgraph_expand_all_functions): Remove redundant initialization of
1593 (cgraph_optimize): Reword internal_error message.
1595 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1597 * arm-protos.h (arm_return_in_memory): Remove public
1598 arm_return_in_memory() prototype.
1599 * arm.c (arm_return_in_memory): Add static prototype, add target
1600 hook macro, change definition and comments.
1601 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1603 2008-06-19 Ben Elliston <bje@au.ibm.com>
1605 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1606 real.c: Remove references to IEEE 754R.
1607 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1608 * doc/libgcc.texi (Decimal float library routines): Likewise.
1610 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1612 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1613 (default_unwind_word_mode): Add prototype.
1614 * targhooks.c (default_unwind_word_mode): New function.
1615 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1616 instead of word_mode.
1617 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1618 (TARGET_INITIALIZER): Use it.
1620 * c-common.c (handle_mode_attribute): Support "unwind_word"
1622 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1624 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1625 word_mode to access SjLj_Function_Context member "data".
1626 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1627 conversion from targetm.eh_return_filter_mode () to
1628 targetm.unwind_word_mode () if they differ.
1630 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1631 (BT_FN_UNWINDWORD_PTR): New function type.
1632 (BT_FN_WORD_PTR): Remove.
1633 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1634 * except.c (expand_builtin_extend_pointer): Convert pointer to
1635 targetm.unwind_word_mode () instead of word_mode.
1637 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1638 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1639 (spu_unwind_word_mode): New function.
1640 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1641 (TARGET_UNWIND_WORD_MODE): Define.
1642 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1644 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1646 * config/spu/spu.c (reg_align): Remove.
1647 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1648 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1649 (spu_split_store): Likewise.
1651 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1653 * gcc/tree-vn.c: Fix typo in comment.
1655 2008-06-18 Jan Hubicka <jh@suse.cz>
1657 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1658 toplevel reorder too.
1660 2008-06-18 Jan Hubicka <jh@suse.cz>
1662 * c-opts.c (c_common_post_options): PCH is not compatible with
1664 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1665 -fno-toplevel-reorder by default now.
1667 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1669 PR documentation/30739
1670 * doc/install.texi (Prerequisites): Document dependency on awk.
1672 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1673 Ian Lance Taylor <iant@google.com>
1675 PR rtl-optimization/35604
1676 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1677 only want to change jump destinations, not eventual label comparisons.
1679 2008-06-16 Jan Hubicka <jh@suse.cz>
1681 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1683 (cgraph_analyze_function): Likewise.
1685 2008-06-16 Jan Hubicka <jh@suse.cz>
1687 * cgraph.h (cgraph_mark_if_needed): New function.
1688 * cgraphunit.c (cgraph_mark_if_needed): New function.
1689 * c-decl.c (duplicate_decl): Use it.
1691 2008-06-16 Jan Hubicka <jh@suse.cz>
1693 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1696 2008-06-16 Jan Hubicka <jh@suse.cz>
1698 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1700 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1701 Kazu Hirata <kazu@codesourcery.com>
1702 Maxim Kuvyrkov <maxim@codesourcery.com
1704 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1705 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1706 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1707 EXTRA_SPEC_FUNCTIONS.
1708 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1709 (DRIVER_SELF_SPECS): Adjust.
1710 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1711 * config/mips/st.h, config/mips/t-st: New.
1712 * config/mips/driver-native.c, config/mips/x-native: New.
1713 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1716 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1718 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1720 (ISA_HAS_FP_CONDMOVE): New macro.
1721 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1722 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1723 (ISA_HAS_NMADD3_NMSUB3): New macro.
1724 * config/mips/mips.c (mips_rtx_costs): Update.
1725 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1726 compiling for ST Loongson 2E/2F.
1727 (madd<mode>): Rename to madd4<mode>. Update.
1728 (madd3<mode>): New pattern.
1729 (msub<mode>): Rename to msub4<mode>. Update.
1730 (msub3<mode>): New pattern.
1731 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1732 (nmadd3<mode>): New pattern.
1733 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1734 (nmadd3<mode>_fastmath): New pattern.
1735 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1736 (nmsub3<mode>): New pattern.
1737 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1738 (nmsub3<mode>_fastmath): New pattern.
1739 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1741 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1743 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1744 (DF_REF_INSN_INFO): New.
1745 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1746 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1747 with a NULL DF_REF_INSN_INFO.
1748 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1750 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1751 DF_INSN_INFO_EQ_USES): New.
1752 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1753 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1754 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1755 * df-core.c: Update comment for above changes.
1756 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1757 DF_INSN_UID_* macros.
1758 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1759 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1760 insn rtx. Update all callers.
1761 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1762 df_ref_create_structure, df_insn_refs_collect): Likewise.
1763 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1764 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1765 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1766 macros to access the insn refs.
1767 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1768 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1769 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1770 for accessing the refs.
1771 (try_fwprop_subst): Likewise.
1772 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1773 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1774 for accessing the refs.
1775 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1776 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1777 to look at the insn refs.
1778 (record_uses): Likewise.
1779 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1781 (mark_artificial_uses): Don't mark_insn for artificial refs.
1782 (mark_reg_rependencies): Likewise.
1784 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1786 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1788 * configure: Regenerate.
1790 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1792 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1793 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1794 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1796 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1798 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1799 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1800 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1802 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1804 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1805 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1806 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1808 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1810 * tree-ssa-sccvn.c: Fix format of comments.
1812 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1814 * cgraph.c: Remove unneeded forward declarations of eq_node()
1817 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1819 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1821 (see_update_relevancy): Likewise.
1822 * fwprop.c (try_fwprop_subst): Likewise.
1823 * rtlanal.c (noop_move_p): Likewise.
1824 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1825 notes to non-existing libcall blocks.
1826 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1828 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1829 (dead_libcall_p): Remove.
1830 (delete_trivially_dead_insns): Don't use it.
1831 * web.c (union_defs): Remove comment about keeping nops.
1832 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1833 (compute_hash_table_work): Don't track libcall notes.
1834 (do_local_cprop): Don't take libcall pointers. Don't update
1836 (adjust_libcall_notes): Deleted.
1837 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1838 ever have existed in the first place).
1839 (replace_store_insn): Don't try to remove libcall notes.
1840 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1841 (resolve_reg_notes): Don't call them.
1842 (resolve_simple_move): Likewise.
1843 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1844 Don't remove REG_RETVAL notes.
1845 * emit-rtl.c (try_split): Don't update libcall notes.
1846 (emit_copy_of_insn_after): Dito.
1847 * cselib.c (cselib_current_insn_in_libcall): Remove.
1848 (cselib_process_insn): Don't set/clear it.
1849 (new_elt_loc_list): Don't record it.
1850 (cselib_init): Don't initialize it.
1851 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1852 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1854 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1855 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1856 (init_deps): Don't initialize it.
1857 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1858 * combine.c (delete_noop_moves): Don't update libcall notes.
1859 (can_combine_p): Remove now pointless #if 0 block.
1860 (try_combine): Remove another obsolete #if 0 block.
1861 (distribute_notes): Don't distribute libcall notes.
1862 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1863 * dce.c (libcall_dead_p): Remove.
1864 (delete_unmarked_insns): Don't handle libcall blocks.
1865 (preserve_libcall_for_dce): Remove.
1866 (prescan_insns_for_dce): Don't special-case libcall block insns.
1867 * reload1 (reload): Don't handle libcall notes.
1868 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1871 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1873 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1874 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1875 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1877 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1879 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1880 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1881 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1883 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1885 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1887 2008-06-16 Ira Rosen <irar@il.ibm.com>
1889 PR tree-optimization/36493
1890 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1891 the arguments list. Use VECTYPE to create vector pointer.
1892 (vectorizable_store): Fail if accesses through a pointer to vectype
1893 do not alias the original memory reference operands.
1894 Call vect_create_data_ref_ptr without the removed argument.
1895 (vectorizable_load): Likewise.
1896 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1899 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1902 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1905 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1907 * config/mips/loongson2ef.md: New file.
1908 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1909 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1910 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1911 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1912 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1914 (loongson2ef.md): New include.
1915 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1916 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1917 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1918 (loongson_gt_<mode>, loongson_extract_halfword)
1919 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1920 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1921 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1922 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1923 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1924 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1925 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1926 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1927 (vec_interleave_low<mode>): Define type attribute.
1928 * config/mips/mips.c (mips_ls2): New static variable.
1929 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1930 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1931 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1932 Implement target scheduling hooks.
1933 (mips_multipass_dfa_lookahead): Update to handle tuning for
1935 (mips_sched_init): Initialize data for Loongson scheduling.
1936 (mips_ls2_variable_issue): New static function.
1937 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1939 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1940 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1941 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1942 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1943 Handle ST Loongson 2E/2F cores.
1944 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1946 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1948 * omp-low.c (extract_omp_for_data): Fix comment typo.
1951 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1953 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1954 FIXME note about gcc/config.guess.
1955 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1956 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1957 * doc/cppopts.texi: Likewise.
1958 * doc/extend.texi: Likewise.
1959 * doc/gcc.texi: Likewise.
1960 * doc/gccint.texi: Likewise.
1961 * doc/gcov.texi: Likewise.
1962 * doc/gty.texi: Likewise.
1963 * doc/hostconfig.texi: Likewise.
1964 * doc/install.texi: Likewise.
1965 * doc/invoke.texi: Likewise.
1966 * doc/loop.texi: Likewise.
1967 * doc/makefile.texi: Likewise.
1968 * doc/md.texi: Likewise.
1969 * doc/passes.texi: Likewise.
1970 * doc/tm.texi: Likewise.
1971 * doc/tree-ssa.texi: Likewise.
1972 * doc/trouble.texi: Likewise.
1974 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1975 Nathan Sidwell <nathan@codesourcery.com>
1976 Maxim Kuvyrkov <maxim@codesourcery.com>
1977 Richard Sandiford <rdsandiford@googlemail.com>
1979 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1980 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1981 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1983 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1984 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1985 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1987 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1988 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1989 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1990 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1991 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1992 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1993 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1994 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1995 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1996 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1997 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1998 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1999 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
2000 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
2001 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
2002 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
2003 (mips_builtins): Add Loongson builtins.
2004 (mips_loongson_2ef_bdesc): New.
2005 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
2006 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
2007 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
2008 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
2010 (mips_expand_vector_init): New.
2011 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
2012 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
2014 * config/mips/mips.md: Add unspec numbers for Loongson
2015 builtins. Include loongson.md.
2016 (MOVE64): Include Loongson vector modes.
2017 (SPLITF): Include Loongson vector modes.
2018 (HALFMODE): Handle Loongson vector modes.
2019 * config/mips/loongson.md: New.
2020 * config/mips/loongson.h: New.
2021 * config.gcc: Add loongson.h header for mips*-*-* targets.
2022 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
2024 2008-06-14 Joseph Myers <joseph@codesourcery.com>
2026 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
2027 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
2028 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
2029 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
2030 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
2031 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
2032 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
2033 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
2034 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
2035 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
2036 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
2037 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
2038 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
2039 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
2040 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
2041 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
2042 Remove use_fixproto=yes.
2043 (ia64*-*-hpux*): Remove comment about using fixproto.
2044 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2046 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2048 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2050 * configure: Regenerate.
2052 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2055 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2056 before evaluating it.
2058 2008-06-13 Jakub Jelinek <jakub@redhat.com>
2061 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
2062 nested inline functions.
2063 (start_decl, start_function): Don't invert DECL_EXTERNAL
2064 for nested inline functions.
2066 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2068 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
2069 splits that must be made for correctness.
2071 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2073 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
2074 (AVAIL_NON_MIPS16): Likewise.
2075 (mips_builtin_description): Replace target_flags with a predicate.
2076 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
2077 (dspr2_32): New availability predicates.
2078 (MIPS_BUILTIN): New macro.
2079 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
2080 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
2081 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
2082 Replace the TARGET_FLAGS parameters with AVAIL parameters.
2083 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
2084 (mips_dsp_32only_bdesc): Merge into...
2085 (mips_builtins): ...this new array.
2086 (mips_bdesc_map, mips_bdesc_arrays): Delete.
2087 (mips_init_builtins): Update after above changes.
2088 (mips_expand_builtin_1): Merge into...
2089 (mips_expand_builtin): ...here and update after above changes.
2091 2008-06-12 Paul Brook <paul@codesourcery.com>
2093 * longlong.h (__arm__): Define count_leading_zeros.
2094 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
2095 (clzsi2, clzdi2): New functions.
2096 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
2097 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
2098 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
2099 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
2100 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
2101 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
2102 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
2103 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2104 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
2105 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2107 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
2109 * config/m68k/m68k.c (m68k_tune_flags): New.
2110 (override_options): Compute m68k_tune_flags.
2111 (MULL_COST, MULW_COST): Update for various variants of CFV2.
2112 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2114 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2117 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2119 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2121 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
2122 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2124 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2126 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
2127 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2129 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2132 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
2135 2008-06-12 Richard Guenther <rguenther@suse.de>
2137 PR tree-optimization/36345
2138 * tree-flow.h (struct ptr_info_def): Align escape_mask,
2139 add memory_tag_needed flag.
2140 (may_alias_p): Declare.
2141 * tree-ssa-alias.c (may_alias_p): Export.
2142 (set_initial_properties): Use memory_tag_needed flag.
2143 (update_reference_counts): Likewise.
2144 (reset_alias_info): Reset memory_tag_needed flag.
2145 (create_name_tags): Check memory_tag_needed flag.
2146 (dump_points_to_info_for): Dump it.
2147 * tree-ssa-structalias.c (struct variable_info): Remove
2148 directly_dereferenced flag.
2149 (new_var_info): Do not initialize it.
2150 (process_constraint_1): Do not set it.
2151 (update_alias_info): Set is_dereferenced flag.
2152 (set_uids_in_ptset): Use may_alias_p.
2153 (set_used_smts): Check memory_tag_needed flag.
2154 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2155 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2156 memory_tag_needed flag.
2157 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2160 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2162 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2163 red zone for w64 abi.
2164 (ix86_expand_prologue): Likewise.
2165 (ix86_force_to_memory): Likewise.
2166 (ix86_free_from_memory): Likewise.
2168 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2171 * config/rs6000/rs6000.c (rs6000_override_options): Set
2172 rs6000_isel conditionally to the absence of comand line override.
2173 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2174 Remove duplicate rs6000_isel setting.
2175 * config/rs6000/eabispe.h: Ditto.
2177 2008-06-11 Richard Guenther <rguenther@suse.de>
2179 * alias.c (get_alias_set): Use the element alias-set for arrays.
2180 (record_component_aliases): For arrays and vectors do nothing.
2181 * c-common.c (strict_aliasing_warning): Handle the cases
2182 of alias set zero explicitly.
2183 * Makefile.in (dfp.o-warn): Add -Wno-error.
2185 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2187 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
2189 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
2190 tune_32 tune_64 to supported_defaults. Allow values not
2191 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
2192 x86_64. Do not override cpu_32 or cpu_64 values from target name.
2193 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
2194 with_cpu_64 to generic for 64-bit-supporting configurations, not
2195 with_cpu. Remove FIXMEs.
2196 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
2197 --with-arch-64, --with-tune-32, --with-tune-64): Document.
2198 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
2199 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
2200 arch_32 and arch_64.
2202 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2203 Olivier Hainque <hainque@adacore.com>
2205 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
2206 Use DECL_SIZE_UNIT to retrieve the size of the field.
2208 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2210 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
2211 with function calls after declarations. Lay out
2212 neon_float_type_node before further use.
2214 2008-06-11 Richard Guenther <rguenther@suse.de>
2216 * tree-flow.h (may_point_to_global_var): Declare.
2217 * tree-ssa-alias.c (may_point_to_global_var): New function.
2218 * tree-ssa-sink.c (is_hidden_global_store): Use it.
2220 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
2222 * configure.ac: Teach that fido supports .debug_line.
2223 * configure: Regenerate.
2225 2008-06-10 Tom Tromey <tromey@redhat.com>
2227 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
2230 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2232 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
2233 (encode_decimal64, decode_decimal64, encode_decimal128,
2234 decode_decimal128): Reverse order of 32-bit parts of value if host
2235 and target endianness differ.
2237 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
2239 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
2240 Avoid division by 0.
2241 (tree_mod_pow2_value_transform): Likewise.
2242 (tree_ic_transform): Likewise.
2243 (tree_stringops_transform): Likewise.
2244 (tree_mod_subtract_transform): Likewise.
2245 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
2246 (copy_edges_for_bb): Likewise.
2247 (initialize_cfun): Likewise.
2249 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2251 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
2252 nonmemory_operand. Add "N" operand constraint.
2254 (*jcc_btdi_mask_rex64): New instruction and split pattern.
2255 (*jcc_btsi_mask): Ditto.
2256 (*jcc_btsi_mask_1): Ditto.
2258 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2260 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
2261 TYPE_CANONICAL for copied element type.
2263 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2266 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
2267 Add m_CORE2 and m_GENERIC.
2268 * config/i386/predicates.md (bt_comparison_operator): New predicate.
2269 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
2271 (*jcc_btdi_rex64): New instruction and split pattern.
2273 (*jcc_btsi_1): Ditto.
2274 (*btsq): Fix Intel asm dialect operand order.
2278 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
2281 * simplify-rtx.c (simplify_subreg): Add check for shift count
2284 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2286 * doc/md.texi: Synchronize with later constraints.md change.
2287 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2288 with a C implementation.
2289 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2291 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2292 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2293 when moving to and from MD_REGNUM.
2294 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2295 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2296 Handle byte and halfword moves.
2297 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2299 * config/mips/constraints.md (h): Turn into NO_REGS.
2300 (l, x): Update documentation.
2301 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2302 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2303 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2304 (HILO): New mode iterator.
2306 (any_div): New code iterator.
2307 (u): Extend code attribute to div and udiv.
2308 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2309 d_operand in the splitters. Remove redundant CONST_INT checks.
2310 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2311 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2312 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2313 accordingly, using normal moves instead of unspecs to move LO into
2314 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2315 (<u>mulsidi3): Handle expansion in C code.
2316 (<u>mulsidi3_32bit_internal): Rename to...
2317 (<u>mulsidi3_32bit): ...this.
2318 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2319 (*<u>mulsidi3_64bit): Rename to...
2320 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2321 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2322 to set LO and HI to the multiplication result. Use a normal move
2323 for MFLO and an unspec for MFHI.
2324 (*<u>mulsidi3_64bit_parts): Replace with...
2325 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2326 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2327 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2328 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2329 instead of HI. Split the instruction into a separate multiplication
2330 and MFHI if !TARGET_FIX_R4000.
2331 (<su>muldi3_highpart): Likewise.
2332 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2333 and the "=h" clobber.
2334 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2335 (<u>mulditi3): New expander.
2336 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2337 (madsi): Remove "=h" clobber.
2338 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2339 Force the modulus result to be a GPR and split the instruction into
2340 a division followed by an MFHI after reload.
2341 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2342 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2343 the MIPS16 HIGH define_split.
2344 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2345 of acc<->gpr moves to "multi".
2346 (*movdi_64bit): Replace the single "x" alternative with
2347 alternatives for moving into and out of "a".
2348 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2349 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2350 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2351 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2352 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2353 (movti): New expander.
2354 (*movti, *movti_mips16): New insns.
2355 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2356 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2357 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2358 * config/mips/predicates.md (fpr_operand): Delete.
2359 (d_operand): New predicate.
2361 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2363 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2364 failure on some Bourne shells.
2365 (x86_64-*-*): Ditto.
2367 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2369 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2371 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2373 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2374 (sparc-sun-solaris2*): Likewise.
2376 2008-06-09 Arnaud Charlet <charlet@adacore.com
2378 * doc/install.texi: Update requirements to build the Ada compiler.
2380 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2382 * df-scan.c (struct df_scan_problem_data): Remove the
2383 mw_link_pool alloc pool.
2384 (df_scan_free_internal): Don't free it.
2385 (df_scan_alloc): Don't allocate it.
2386 * df.h (struct df_link): Update comment.
2388 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2390 * except.h: Correct checks for when SJLJ exceptions must be used.
2392 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2394 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2397 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2399 PR tree-optimization/36218
2400 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2401 configure for the build system.
2402 (BUILD_LDFLAGS): Define.
2403 * configure: Regenerate.
2404 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2406 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2409 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2410 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2411 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2413 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2415 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2417 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2419 * config.gcc (Obsolete configurations): Remove list of
2421 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2422 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2423 targets matched by those patterns.
2424 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2425 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2426 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2427 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2428 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2429 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2430 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2431 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2432 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2433 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2434 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2435 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2436 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2437 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2438 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2439 Make code for Solaris 7 and greater unconditional for Solaris.
2440 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2441 Remove --with-* handling.
2442 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2443 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2444 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2445 LINK_OS_WINDISS_SPEC): Remove.
2446 * config/rs6000/sysv4.opt (mwindiss): Remove.
2447 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2448 * configure: Regenerate.
2449 * doc/cpp.texi: Don't mention BeOS.
2450 * doc/extend.texi (interrupt): Don't mention MS1.
2451 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2452 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2453 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2454 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2455 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2457 * doc/invoke.texi (MT Options): Remove.
2458 (-mwindiss): Remove.
2459 (CRIS Options): Remove cris-axis-aout references.
2460 (HPPA Options): Don't mention hppa1.1-*-pro.
2461 * doc/md.texi: (MorphoTech family): Remove.
2462 * libgcc2.c: Don't handle UWIN.
2463 * config/alpha/t-unicosmk: Remove.
2464 * config/alpha/unicosmk.h: Remove.
2465 * config/arm/kaos-arm.h: Remove.
2466 * config/arm/kaos-strongarm.h: Remove.
2467 * config/arm/strongarm-coff.h: Remove.
2468 * config/arm/strongarm-elf.h: Remove.
2469 * config/arm/strongarm-pe.h: Remove.
2470 * config/arm/t-strongarm-pe: Remove.
2471 * config/arm/t-xscale-coff: Remove.
2472 * config/arm/t-xscale-elf: Remove.
2473 * config/arm/xscale-coff.h: Remove.
2474 * config/arm/xscale-elf.h: Remove.
2475 * config/chorus.h: Remove.
2476 * config/cris/aout.h: Remove.
2477 * config/cris/aout.opt: Remove.
2478 * config/cris/t-aout: Remove.
2479 * config/i386/beos-elf.h: Remove.
2480 * config/i386/kaos-i386.h: Remove.
2481 * config/i386/ptx4-i.h: Remove.
2482 * config/i386/sco5.h: Remove.
2483 * config/i386/sco5.opt: Remove.
2484 * config/i386/sysv4-cpp.h: Remove.
2485 * config/i386/sysv5.h: Remove.
2486 * config/i386/t-beos: Remove.
2487 * config/i386/t-sco5: Remove.
2488 * config/i386/t-uwin: Remove.
2489 * config/i386/uwin.asm: Remove.
2490 * config/i386/uwin.h: Remove.
2491 * config/kaos.h: Remove.
2492 * config/mips/windiss.h: Remove.
2493 * config/mt: Remove directory.
2494 * config/pa/pa-osf.h: Remove.
2495 * config/pa/pa-pro-end.h: Remove.
2496 * config/pa/t-pro: Remove.
2497 * config/ptx4.h: Remove.
2498 * config/rs6000/beos.h: Remove.
2499 * config/rs6000/kaos-ppc.h: Remove.
2500 * config/rs6000/t-beos: Remove.
2501 * config/rs6000/windiss.h: Remove.
2502 * config/sh/kaos-sh.h: Remove.
2503 * config/sol2-6.h: Remove.
2504 * config/sparc/sol26-sld.h: Remove.
2505 * config/sparc/sysv4-only.h: Remove.
2506 * config/vax/bsd.h: Remove.
2507 * config/vax/t-memfuncs: Remove.
2508 * config/vax/ultrix.h: Remove.
2509 * config/vax/vaxv.h: Remove.
2510 * config/windiss.h: Remove.
2512 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2514 PR rtl-optimization/36438
2515 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2516 for vector shifts with constant scalar shift operands.
2518 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2520 * doc/invoke.texi: Document -march=xlr.
2521 * config/mips/xlr.md: New file.
2522 * config/mips/mips.md: Include it.
2524 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2525 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2526 (mips_rtx_cost_data): Likewise.
2528 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2530 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2531 PRE_INC and PRE_DEC cases.
2533 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2535 PR rtl-optimization/36419
2536 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2537 the emitting jump insn.
2540 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2541 is not bool, boolify the whole *expr_p and convert to the desired type.
2543 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2545 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2546 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2547 Add omp_private_outer_ref hook, add another argument to
2548 omp_clause_default_ctor hook.
2549 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2550 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2551 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2552 hook_tree_tree_tree_tree_null.
2553 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2554 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2555 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2556 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2557 * tree.def (OMP_TASK): New tree code.
2558 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2559 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2560 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2561 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2562 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2563 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2564 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2565 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2566 (OMP_DIRECTIVE_P): Add OMP_TASK.
2567 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2568 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2569 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2570 and OMP_CLAUSE_UNTIED entries.
2571 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2573 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2574 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2575 * tree-pretty-print.c (dump_omp_clause): Handle
2576 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2577 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2578 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2579 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2580 warning about unsigned iterators. Change decl/init/cond/incr
2581 arguments to TREE_VECs, check arguments for all collapsed loops.
2582 (c_finish_omp_taskwait): New function.
2583 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2585 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2586 default_function_array_conversion on init. Add par_clauses argument.
2587 If decl is present in parallel's lastprivate clause, change it to
2588 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2589 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2590 collapse count in clauses.
2591 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2592 c_parser_omp_for_loop callers.
2593 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2594 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2595 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2596 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2598 (c_parser_omp_clause_schedule): Handle schedule(auto).
2599 Include correct location in the error message.
2600 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2601 and PRAGMA_OMP_CLAUSE_UNTIED.
2602 (OMP_TASK_CLAUSE_MASK): Define.
2603 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2604 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2605 * tree-nested.c (convert_nonlocal_omp_clauses,
2606 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2607 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2608 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2609 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2611 (conver_nonlocal_reference, convert_local_reference,
2612 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2613 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2614 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2615 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2616 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2617 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2618 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2619 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2620 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2622 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2623 * c-common.h (c_finish_omp_taskwait): New prototype.
2624 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2625 * tree-parloops.c (create_parallel_loop): Create 1 entry
2626 vectors for OMP_FOR_{INIT,COND,INCR}.
2627 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2628 (make_edges): Handle OMP_TASK.
2629 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2630 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2631 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2632 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2633 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2634 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2635 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2636 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2637 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2638 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2639 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2640 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2641 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2642 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2643 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2644 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2645 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2646 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2647 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2648 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2649 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2650 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2651 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2652 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2653 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2654 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2655 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2656 original iterator is present in lastprivate clause or if
2657 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2658 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2659 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2660 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2661 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2662 if it is set, lookup var in outer contexts too. Handle
2663 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2664 to be implicitly determined firstprivate for task regions.
2665 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2666 if it is set, lookup var in outer contexts too. Set
2667 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2668 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2669 OMP_CLAUSE_UNTIED. Take region_type as last argument
2670 instead of in_parallel and in_combined_parallel.
2671 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2673 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2674 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2675 (new_omp_context): Set default_kind to
2676 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2677 (omp_region_type): New enum.
2678 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2679 fields, add region_type.
2680 (new_omp_context): Take region_type as argument instead of is_parallel
2681 and is_combined_parallel.
2682 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2683 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2684 ctx->is_combined_parallel checks.
2685 (gimplify_omp_task): New function.
2686 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2688 * omp-low.c (extract_omp_for_data): Use schedule(static)
2689 for schedule(auto). Handle pointer and unsigned iterators.
2690 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2691 Add loops argument. Extract data for collapsed OMP_FOR loops.
2692 (expand_parallel_call): Assert sched_kind isn't auto,
2693 map runtime schedule to index 3.
2694 (struct omp_for_data_loop): New type.
2695 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2696 Add loop, loops, collapse and iter_type fields.
2697 (workshare_safe_to_combine_p): Disallow combined for if
2698 iter_type is unsigned long long. Don't combine collapse > 1 loops
2699 unless all bounds and steps are constant. Adjust extract_omp_for_data
2701 (expand_omp_for_generic): Handle pointer, unsigned and long long
2702 iterators. Handle collapsed OMP_FOR loops. Adjust
2703 for struct omp_for_data changes. If libgomp function doesn't return
2704 boolean_type_node, add comparison of the return value with 0.
2705 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2706 pointer, unsigned and long long iterators. Adjust for struct
2707 omp_for_data changes.
2708 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2709 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2710 unsigned long long. Allocate loops array, pass it to
2711 extract_omp_for_data. For collapse > 1 loops use always
2712 expand_omp_for_generic.
2713 (omp_context): Add sfield_map and srecord_type fields.
2714 (is_task_ctx, lookup_sfield): New functions.
2715 (use_pointer_for_field): Use is_task_ctx helper. Change first
2716 argument's type from const_tree to tree. Clarify comment.
2717 In OMP_TASK disallow copy-in/out sharing.
2718 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2719 (install_var_field): Add mask argument. Populate both record_type
2720 and srecord_type if needed.
2721 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2723 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2724 and DECL_FIELD_OFFSET.
2725 (scan_sharing_clauses): Adjust install_var_field callers. For
2726 firstprivate clauses on explicit tasks allocate the var by value in
2727 record_type unconditionally, rather than by reference.
2728 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2729 Use is_taskreg_ctx instead of is_parallel_ctx.
2730 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2731 (create_omp_child_function_name): Add task_copy argument, use
2732 *_omp_cpyfn* names if it is true.
2733 (create_omp_child_function): Add task_copy argument, if true create
2734 *_omp_cpyfn* helper function.
2735 (scan_omp_parallel): Adjust create_omp_child_function callers.
2736 Rename parallel_nesting_level to taskreg_nesting_level.
2737 (scan_omp_task): New function.
2738 (lower_rec_input_clauses): Don't run constructors for firstprivate
2739 explicit task vars which are initialized by *_omp_cpyfn*.
2740 Pass outer var ref to omp_clause_default_ctor hook if
2741 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2742 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2743 OMP_CLAUSE_REDUCTION_INIT.
2744 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2745 avoid duplicate setting of fields. Handle
2746 OMP_CLAUSE_PRIVATE_OUTER_REF.
2747 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2748 copy-out if TREE_READONLY, only copy-in.
2749 (expand_task_copyfn): New function.
2750 (expand_task_call): New function.
2751 (struct omp_taskcopy_context): New type.
2752 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2754 (lower_omp_parallel): Rename to...
2755 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2756 Call create_task_copyfn if srecord_type is needed. Adjust
2758 (task_shared_vars): New variable.
2759 (check_omp_nesting_restrictions): Warn if work-sharing,
2760 barrier, master or ordered region is closely nested inside OMP_TASK.
2761 Add warnings for barrier if closely nested inside of work-sharing,
2762 ordered, or master region.
2763 (scan_omp_1): Call check_omp_nesting_restrictions even for
2764 GOMP_barrier calls. Rename parallel_nesting_level to
2765 taskreg_nesting_level. Handle OMP_TASK.
2766 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2767 work-sharing construct, continue looking for them on parent parallel
2769 (lower_omp_for_lastprivate): Add lastprivate clauses
2770 to the beginning of dlist rather than end. Adjust for struct
2771 omp_for_data changes.
2772 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2773 not after it. Handle collapsed OMP_FOR loops, adjust for
2774 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2775 (get_ws_args_for): Adjust extract_omp_for_data caller.
2776 (scan_omp_for): Handle collapsed OMP_FOR
2777 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2778 (lower_omp_single_simple): If libgomp function doesn't return
2779 boolean_type_node, add comparison of the return value with 0.
2780 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2781 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2782 (parallel_nesting_level): Rename to...
2783 (taskreg_nesting_level): ... this.
2784 (is_taskreg_ctx): New function.
2785 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2787 (execute_lower_omp): Rename parallel_nesting_level to
2788 taskreg_nesting_level.
2789 (expand_omp_parallel): Rename to...
2790 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2791 Call omp_task_call for OMP_TASK regions.
2792 (expand_omp): Adjust caller, handle OMP_TASK.
2793 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2795 * bitmap.c (bitmap_default_obstack_depth): New variable.
2796 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2797 if argument is NULL and bitmap_default_obstack is already initialized.
2798 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2800 * matrix-reorg.c (matrix_reorg): Likewise.
2802 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2804 * config/i386/i386.md (*indirect_jump): Macroize using P
2805 mode iterator. Remove !TARGET_64BIT from insn constraints.
2806 (*tablejump_1): Ditto.
2807 (*indirect_jump_rex64): Remove insn pattern.
2808 (*tablejump_1_rex64): Ditto.
2809 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2810 and eh_return_si insn patterns.
2812 2008-06-06 Richard Guenther <rguenther@suse.de>
2814 * tree-ssa-structalias.c (merge_smts_into): Remove.
2815 (find_what_p_points_to): Do not bother to compute the
2816 points-to set for pt_anything pointers.
2817 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2818 for pt_anything pointers is ok.
2820 2008-06-06 Jan Hubicka <jh@suse.cz>
2822 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2824 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2826 * cgraph.c: Fix typos in comments.
2827 (cgraph_availability_names): Fix string typo.
2828 * fold-const.c: Fix typos in comments.
2829 (fold_binary): Fix typo in warning.
2830 * genautomata.c: Fix typos in comments.
2831 (check_presence_pattern_sets): Fix typo in local variable.
2832 (output_description): Fix typo in output.
2833 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2834 * hwint.h: Likewise.
2835 * matrix-reorg.c (check_allocation_function): Likewise.
2836 * omega.c (smooth_weird_equations): Likewise.
2837 * auto-inc-dec.c: Fix typos in comments.
2838 * bb-reorder.c: Likewise.
2839 * builtins.c: Likewise.
2840 * c-common.c: Likewise.
2841 * c-cppbuiltin.c: Likewise.
2842 * c-parser.c: Likewise.
2843 * c-pretty-print.c: Likewise.
2844 * cfgcleanup.c: Likewise.
2845 * cfgexpand.c: Likewise.
2846 * cfghooks.c: Likewise.
2847 * cfglayout.c: Likewise.
2848 * cfgloopmanip.c: Likewise.
2849 * cgraphunit.c: Likewise.
2850 * coverage.c: Likewise.
2851 * dbxout.c: Likewise.
2852 * df-byte-scan.c: Likewise.
2853 * df-core.c: Likewise.
2854 * df-problems.c: Likewise.
2855 * df-scan.c: Likewise.
2857 * dominance.c: Likewise.
2858 * domwalk.c: Likewise.
2860 * dwarf2out.c: Likewise.
2861 * emit-rtl.c: Likewise.
2862 * et-forest.c: Likewise.
2863 * function.c: Likewise.
2864 * function.h: Likewise.
2866 * gcov-io.c: Likewise.
2869 * genattrtab.c: Likewise.
2870 * ggc-page.c: Likewise.
2871 * gimplify.c: Likewise.
2872 * gthr-lynx.h: Likewise.
2873 * haifa-sched.c: Likewise.
2874 * ipa-cp.c: Likewise.
2875 * ipa-inline.c: Likewise.
2876 * ipa-prop.h: Likewise.
2877 * ipa-pure-const.c: Likewise.
2878 * ipa-struct-reorg.c: Likewise.
2879 * ipa-struct-reorg.h: Likewise.
2880 * ipa-type-escape.c: Likewise.
2882 * loop-doloop.c: Likewise.
2883 * mips-tfile.c: Likewise.
2884 * mkmap-flat.awk: Likewise.
2885 * mkmap-symver.awk: Likewise.
2886 * modulo-sched.c: Likewise.
2887 * omp-low.c: Likewise.
2888 * optabs.c: Likewise.
2889 * optabs.h: Likewise.
2891 * passes.c: Likewise.
2892 * postreload-gcse.c: Likewise.
2893 * postreload.c: Likewise.
2894 * predict.c: Likewise.
2895 * pretty-print.h: Likewise.
2896 * profile.c: Likewise.
2897 * protoize.c: Likewise.
2898 * ra-conflict.c: Likewise.
2900 * recog.c: Likewise.
2901 * regclass.c: Likewise.
2903 * reload.c: Likewise.
2904 * rtl-error.c: Likewise.
2905 * rtlanal.c: Likewise.
2907 * sched-rgn.c: Likewise.
2910 * target.h: Likewise.
2911 * tree-dfa.c: Likewise.
2912 * tree-eh.c: Likewise.
2913 * tree-flow-inline.h: Likewise.
2914 * tree-inline.c: Likewise.
2915 * tree-into-ssa.c: Likewise.
2916 * tree-loop-distribution.c: Likewise.
2917 * tree-nested.c: Likewise.
2918 * tree-parloops.c: Likewise.
2919 * tree-pass.h: Likewise.
2920 * tree-pretty-print.c: Likewise.
2921 * tree-profile.c: Likewise.
2922 * tree-scalar-evolution.c: Likewise.
2923 * tree-sra.c: Likewise.
2924 * tree-ssa-alias-warnings.c: Likewise.
2925 * tree-ssa-ccp.c: Likewise.
2926 * tree-ssa-coalesce.c: Likewise.
2927 * tree-ssa-dom.c: Likewise.
2928 * tree-ssa-dse.c: Likewise.
2929 * tree-ssa-forwprop.c: Likewise.
2930 * tree-ssa-live.c: Likewise.
2931 * tree-ssa-live.h: Likewise.
2932 * tree-ssa-loop-im.c: Likewise.
2933 * tree-ssa-loop-ivopts.c: Likewise.
2934 * tree-ssa-loop-niter.c: Likewise.
2935 * tree-ssa-loop-prefetch.c: Likewise.
2936 * tree-ssa-phiopt.c: Likewise.
2937 * tree-ssa-phiprop.c: Likewise.
2938 * tree-ssa-sccvn.c: Likewise.
2939 * tree-ssa-ter.c: Likewise.
2940 * tree-ssa-threadupdate.c: Likewise.
2941 * tree-ssa.c: Likewise.
2942 * tree-vect-analyze.c: Likewise.
2943 * tree-vect-transform.c: Likewise.
2944 * tree-vectorizer.c: Likewise.
2945 * tree-vn.c: Likewise.
2946 * tree-vrp.c: Likewise.
2948 * tree.def: Likewise.
2950 * unwind-dw2-fde.c: Likewise.
2951 * unwind.inc: Likewise.
2952 * value-prof.c: Likewise.
2953 * vmsdbgout.c: Likewise.
2955 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2957 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2958 always place FP constants in the TOC for TARGET_POWERPC64.
2959 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2961 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2963 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2964 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2965 enable for TARGET_E500_DOUBLE.
2966 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2967 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2968 floating-point modes like integer modes for E500 double.
2969 (rs6000_legitimate_offset_address_p): Likewise.
2970 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2971 addressing for DDmode for E500 double.
2972 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2973 modes as using 64-bits of registers for E500 double.
2974 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2975 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2976 specially for E500 double.
2977 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2978 TDmode for E500 double.
2979 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2980 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2981 (rs6000_split_multireg_move): Do not handle TDmode specially for
2983 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2984 using 64-bit registers for E500 double.
2985 (emit_frame_save): Do not handle DDmode specially for E500 double.
2986 (gen_frame_mem_offset): Likewise.
2987 (rs6000_function_value): Do not call spe_build_register_parallel
2988 for DDmode or TDmode.
2989 (rs6000_libcall_value): Likewise.
2990 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2991 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2994 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2996 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2999 2008-06-04 Junjie Gu <jgu@tensilica.com>
3001 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
3002 comparison for frame pointers.
3004 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3007 * config/avr/avr.h (PUSH_ROUNDING): Remove.
3009 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3012 * builtins.c (expand_builtin_signbit): Don't take lowpart when
3013 register is already smaller or equal to required mode.
3015 2008-06-04 Xinliang David Li <davidxl@google.com>
3017 * tree-call-cdce.c: New file.
3018 (cond_dead_built_in_calls): New static variable.
3019 (input_domain): New struct.
3020 (check_pow): New function.
3021 (check_builtin_call): Ditto.
3022 (check_target_format): Ditto.
3023 (is_call_dce_candidate): Ditto.
3024 (gen_one_condition): Ditto.
3025 (gen_conditions_for_domain): Ditto.
3026 (get_domain): Ditto.
3027 (gen_conditions_for_pow_cst_base): Ditto.
3028 (gen_conditions_for_pow_int_base): Ditto.
3029 (gen_conditions_for_pow): Ditto.
3030 (get_no_error_domain): Ditto.
3031 (gen_shrink_wrap_conditions): Ditto.
3032 (shrink_wrap_one_built_in_call): Ditto.
3033 (shink_wrap_conditional_dead_built_in_calls): Ditto.
3034 (tree_call_cdce): Ditto.
3035 (gate_call_cdce): Ditto.
3036 (pass_call_cdce): New gimple pass.
3037 * passes.c: (init_optimization_passes): New pass.
3038 * tree-pass.h: New pass declaration.
3039 * opts.c (decode_options): New flag setting.
3040 * common.opt: Add -ftree-builtin-call-dce flag.
3041 * Makefile.in: Add new source file.
3042 * tempvar.def: New tv_id.
3043 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
3045 2008-06-04 Richard Guenther <rguenther@suse.de>
3047 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3048 (is_call_clobbered): Always check var_ann->call_clobbered.
3049 (mark_call_clobbered): Always set var_ann->call_clobbered.
3050 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3051 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3052 (reset_alias_info): Clear call clobbering info on MTAGs and
3054 (set_pt_anything): Set pt_global_mem.
3055 (create_tag_raw): Adjust comment.
3056 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3058 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3059 Maxim Kuvyrkov <maxim@codesourcery.com>
3061 * config/m68k/m68k.opt (mxgot): New option.
3062 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
3063 (m68k_output_addr_const_extra): New.
3064 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
3065 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
3066 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
3067 * doc/invoke.texi (M680x0 Options): Document -mxgot.
3069 2008-06-04 Richard Guenther <rguenther@suse.de>
3071 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
3072 negative or non-representable offsets.
3074 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3076 * config/i386/i386.c (ix86_gen_leave): New.
3077 (ix86_gen_pop1): Likewise.
3078 (ix86_gen_add3): Likewise.
3079 (ix86_gen_sub3): Likewise.
3080 (ix86_gen_sub3_carry): Likewise.
3081 (ix86_gen_one_cmpl2): Likewise.
3082 (ix86_gen_monitor): Likewise.
3083 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
3084 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
3085 ix86_gen_one_cmpl2 and ix86_gen_monitor.
3086 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
3087 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
3088 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
3089 (ix86_expand_epilogue): Updated.
3090 (print_operand): Handle integer register operand for 'z'.
3091 (ix86_expand_strlensi_unroll_1): Likewise.
3092 (ix86_expand_strlen): Likewise.
3093 (ix86_expand_builtin): Likewise.
3094 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
3095 mov{q}/mov{l} and add{q}/add{l}.
3097 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3099 * config/i386/i386.md (P): New mode iterator.
3100 (SFmode push_operand splitter): Macroize DImode and SImode pushes
3101 using P mode iterator.
3102 (DFmode push_operand splitter): Ditto.
3103 (XFmode push_operand splitter): Ditto.
3104 (DFmode float_extend SFmode push_operand splitter): Ditto.
3105 (XFmode float_extend SFmode push_operand splitter): Do not generate
3106 SImode pushes for 64bit target. Macroize Dimode and SImode
3107 pushes using P mode iterator.
3108 (XFmode float_extend DFmode push_operand splitter): Ditto.
3110 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3112 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
3113 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
3114 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
3116 (ix86_call_abi_override): Remove check for call_used_regs.
3118 2008-06-03 Richard Guenther <rguenther@suse.de>
3120 * tree-ssa-structalias.c (find_func_aliases): Add constraints
3121 for the lhs of calls if the return type contains pointers.
3123 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3125 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
3126 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
3127 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
3128 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
3129 of cfun and DEFAULT_ABI to deceide abi mode.
3131 (REG_PARM_STACK_SPACE): Removed.
3132 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
3133 (STACK_BOUNDARY): Use default target to deceide stack boundary.
3134 * config/i386/i386-protos.h (ix86_cfun_abi): New.
3135 (ix86_function_abi): Likewise.
3136 (ix86_function_type_abi): Likewise.
3137 (ix86_call_abi_override): Likewise.
3138 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
3139 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
3140 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
3141 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
3143 (X86_64_REGPARM_MAX): New.
3144 (X86_64_SSE_REGPARM_MAX): New.
3145 (X64_REGPARM_MAX): New.
3146 (X64_SSE_REGPARM_MAX): New.
3147 (X86_32_REGPARM_MAX): New.
3148 (X86_32_SSE_REGPARM_MAX): New.
3149 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3150 (ix86_function_regparm): Handle user calling abi.
3151 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3152 by DEFAULT_ABI versus SYSV_ABI check.
3153 (ix86_reg_parm_stack_space): New.
3154 (ix86_function_type_abi): New.
3155 (ix86_call_abi_override): New.
3156 (ix86_function_abi): New.
3157 (ix86_cfun_abi): New.
3158 (init_cumulative_args): Call abi specific initialization.
3159 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3160 (function_arg_64): Extend SSE_REGPARM_MAX check.
3161 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3162 (ix86_pass_by_reference): Likewise.
3163 (ix86_function_value_regno_p): Likewise.
3164 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3165 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3166 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3167 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3168 (setup_incoming_varargs_64): Adjust regparm for call abi.
3169 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3170 (ix86_va_start): Likewise.
3171 (ix86_gimplify_va_arg): Likewise.
3172 (ix86_expand_prologue): Likewise.
3173 (output_pic_addr_const): Likewise.
3174 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3175 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
3176 (x86_output_mi_thunk): Likewise.
3177 (x86_function_profiler): Likewise.
3178 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
3179 (SYSV_ABI, MS_ABI): New constants.
3181 (init_regs): Add prototype of function in regclass.c file.
3182 (OVERRIDE_ABI_FORMAT): New.
3183 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
3184 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
3185 (OUTGOING_REG_PARM_STACK_SPACE): New.
3186 (ix86_reg_parm_stack_space): New prototype.
3187 (CUMULATIVE_ARGS): Add call_abi member.
3188 (machine_function): Add call_abi member.
3189 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
3190 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
3192 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
3195 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
3196 (avr_builtin_setjmp_frame_value): New function.
3197 * config/avr/avr.md (nonlocal_goto_receiver): Define.
3198 (nonlocal_goto): Define.
3200 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
3202 * config/mips/mips.c (mips_emit_loadgp): Return early if
3203 there is nothing do to, otherwise emit a blockage if
3204 !TARGET_EXPLICIT_RELOCS || crtl->profile.
3205 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
3207 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3209 * configure.ac: Drop unneeded backslash ending up in config.in.
3210 * acinclude.m4: Likewise.
3211 * config.in: Regenerate.
3213 2008-05-26 Jan Hubicka <jh@suse.cz>
3215 * predict.c (maybe_hot_frequency_p): Break out of...
3216 (maybe_hot_bb_p): ... here.
3217 (maybe_hot_edge_p): New.
3218 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
3219 * basic-block.h (maybe_hot_edge_p): Declare.
3221 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3223 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
3224 (*cmpfp_<mode>_cc): Ditto.
3225 (*fp_jcc_8<mode>_387): Ditto.
3226 (*fop_<MODEF:mode>_2_i387): Ditto.
3227 (*fop_<MODEF:mode>_3_i387): Ditto.
3228 (*fop_xf_2_i387): Ditto.
3229 (*fop_xf_3_i387): Ditto.
3231 2008-06-02 Tomas Bily <tbily@suse.cz>
3233 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
3235 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3237 * config/mips/mips.c (mips_valid_offset_p): New function.
3238 (mips_valid_lo_sum_p): Likewise.
3239 (mips_classify_address): Use them.
3240 (mips_force_address): New function.
3241 (mips_legitimize_address): Use it.
3242 * config/mips/mips.md (MOVE128): New mode iterator.
3243 (movtf): Require TARGET_64BIT. Remove empty strings.
3244 (*movtf_internal): Rename to...
3245 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
3246 of "R" and use {,fp}{load,store} attributes instead of "multi".
3247 Use a separate define_split.
3248 (*movtf_mips16): New pattern.
3250 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3252 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
3253 * config/mips/mips.c (mips_expand_before_return): New function.
3254 (mips_expand_epilogue): Call it.
3255 * config/mips/mips.md (return): Turn into a define_expand.
3256 (*return): New insn.
3258 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3260 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
3261 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
3262 functions. Do not emit uses and clobbers of CONCATs; individually
3263 use and clobber their operands.
3264 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
3265 gen_clobber, emit_use and gen_use.
3266 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
3267 (expand_builtin_return): Likewise.
3268 * cfgbuild.c (count_basic_blocks): Likewise.
3269 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3270 * explow.c (emit_stack_restore): Likewise.
3271 * expmed.c (extract_bit_field_1): Likewise.
3272 * expr.c (convert_move, emit_move_complex_parts): Likewise.
3273 (emit_move_multi_word, store_constructor): Likewise.
3274 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
3275 (thread_prologue_and_epilogue_insns): Likewise.
3276 * lower-subreg.c (resolve_simple_move): Likewise.
3277 * optabs.c (widen_operand, expand_binop): Likewise.
3278 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
3279 * reload.c (find_reloads): Likewise.
3280 * reload1.c (eliminate_regs_in_insn): Likewise.
3281 * stmt.c (expand_nl_goto_receiver): Likewise.
3282 * config/alpha/alpha.md (builtin_longjmp): Likewise.
3283 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3284 * config/arm/arm.c (arm_load_pic_register): Likewise.
3285 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3286 * config/arm/arm.md (untyped_return): Likewise.
3287 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3288 * config/avr/avr.c (expand_prologue): Likewise.
3289 * config/bfin/bfin.c (do_unlink): Likewise.
3290 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3291 * config/cris/cris.c (cris_expand_prologue): Likewise.
3292 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3293 (machopic_legitimize_pic_address): Likewise.
3294 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3295 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3296 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3297 (ix86_expand_convert_uns_didf_sse): Likewise.
3298 (ix86_expand_vector_init_general): Likewise.
3299 * config/ia64/ia64.md (eh_epilogue): Likewise.
3300 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3301 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3302 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3303 (config/iq2000/iq2000.c): Likewise.
3304 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3305 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3306 (builtin_longjmp): Likewise.
3307 * config/mn10300/mn10300.md (call, call_value): Likewise.
3308 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3309 * config/pdp11/pdp11.md (abshi2): Likewise.
3310 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3311 * config/s390/s390.c (s390_emit_prologue): Likewise.
3312 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3313 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3314 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3315 * config/sh/sh.c (prepare_move_operands): Likewise.
3316 (output_stack_adjust, sh_expand_epilogue): Likewise.
3317 (sh_set_return_address, sh_expand_t_scc): Likewise.
3318 * config/sparc/sparc.c (load_pic_register): Likewise.
3319 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3320 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3321 * config/v850/v850.c (expand_epilogue): Likewise.
3323 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3325 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3326 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3327 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3328 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3329 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3330 stack pointer register.
3331 (output_movhi): Remove code for interrupt specific writing to the
3332 stack pointer register.
3334 2008-05-31 Richard Guenther <rguenther@suse.de>
3336 PR tree-optimization/34244
3337 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3338 (tree_expr_nonzero_warnv_p): Likewise.
3339 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3340 ssa_name_nonnegative_p.
3341 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3342 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3343 not tree_expr_nonzero_warnv_p.
3345 PR tree-optimization/36262
3347 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3349 PR tree-optimization/34244
3350 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3351 (record_numbers_of_iterations): New function.
3352 (execute_vrp): Cache the numbers of iterations of loops.
3353 * tree-scalar-evolution.c (scev_reset_except_niters):
3355 (scev_reset): Use scev_reset_except_niters.
3356 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3358 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3360 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3361 __WORKAROUND_RETS when appropriate.
3363 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3365 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3366 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3368 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3369 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3370 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3371 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3372 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3373 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3374 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3375 *fop_df_1_sse insn patterns using MODEF mode iterator.
3376 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3377 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3378 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3379 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3380 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3381 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3382 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3383 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3384 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3385 (*fop_xf_5_i387): Ditto.
3386 (*fop_xf_6_i387): Ditto.
3388 2008-05-30 Richard Guenther <rguenther@suse.de>
3390 * builtins.c (build_string_literal): Avoid generating
3391 a non-gimple_val result.
3393 2008-05-30 DJ Delorie <dj@redhat.com>
3395 * exec-tool.in: Use an environment variable (private) instead of a
3396 file (shared) as a semaphore, so as to not break parallel builds.
3398 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3400 * optabs.c (maybe_encapsulate_block): Remove.
3401 (emit_libcall_block): Adjust accordingly.
3402 * optabs.h (maybe_encapsulate_block): Remove prototype.
3404 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3405 Don't use maybe_encapsulate_block.
3407 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3409 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3410 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3411 rtx is a SYMBOL_REF before calling get_pool_constant.
3413 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3415 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3417 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3419 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3420 rather than OS names to choose INO_T_EQ definition.
3421 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3422 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3424 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3427 * config/darwin-f.c: New.
3428 * config/t-darwin: Added rule to build darwin-f.o.
3429 * config.gcc: Defined new variable, fortran_target_objs.
3430 (*-*-darwin*): Set fortran_target_objs.
3431 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3432 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3433 * configure: Regenerated.
3435 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3438 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3439 canonical type if needed.
3441 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3443 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3445 2008-05-29 Richard Guenther <rguenther@suse.de>
3447 PR tree-optimization/36343
3448 PR tree-optimization/36346
3449 PR tree-optimization/36347
3450 * tree-flow.h (clobber_what_p_points_to): Declare.
3451 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3452 pointed-to variable is dereferenced is irrelevant to whether
3453 the pointer can access the pointed-to variable.
3454 (clobber_what_p_points_to): New function.
3455 * tree-ssa-alias.c (set_initial_properties): Use it.
3456 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3457 call clobber check for NMTs.
3459 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3461 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
3462 for printing gcov_type.
3464 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3466 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
3467 and the eh region information.
3468 * value-prof.c (gimple_move_stmt_histograms): New function.
3469 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
3471 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
3473 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
3475 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3477 * value-prof.c (tree_ic_transform): Print counts.
3478 * tree-profile.c (tree_gen_ic_func_profiler):
3479 Clear __gcov_indreict_call_callee variable to avoid misattribution
3482 2008-05-28 Rafael Espindola <espindola@google.com>
3484 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3487 2008-05-28 Richard Guenther <rguenther@suse.de>
3489 PR tree-optimization/36339
3490 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3491 and clobbering code out of the loop.
3493 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3495 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3498 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3499 s390_contiguous_bitmask_p, s390_symref_operand_p,
3500 s390_check_symref_alignment, s390_reload_larl_operand,
3501 s390_reload_symref_address): New functions.
3502 (s390_branch_condition_mnemonic): Support compare and branch
3504 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3505 and 'W' constraints.
3506 (s390_secondary_reload): Add secondary reloads for unaligned
3507 symbol refs or symbol refs to floating point or QI/TI mode
3509 (legitimate_address_p): Accept symbol references as addresses.
3510 (s390_expand_insv): Use rotate and insert selected bits
3511 instruction for insv when building for z10.
3512 (print_operand_address): Handle symbol ref addresses.
3513 (print_operand): Output modifier 'c' added for signed byte values.
3514 (s390_encode_section_info): Mark symbol refs with
3515 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3517 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3518 (length attribute): RRF, RRR have 4 byte length.
3519 (FPALL, INTALL): New mode iterators added.
3520 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3521 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3522 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3523 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3524 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3525 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3526 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3527 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3529 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3530 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3531 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3532 reload<INTALL:mode><P:mode>_toreg_z10,
3533 reload<FPALL:mode><P:mode>_tomem_z10,
3534 reload<FPALL:mode><P:mode>_toreg_z10,
3535 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3536 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3537 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3538 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3540 (movmem, clrmem, cmpmem): New splitters added.
3542 * config/s390/predicates.md (larl_operand): Use
3543 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3544 SYMBOL_REF_ALIGN1_P.
3545 (s390_signed_integer_comparison,
3546 s390_unsigned_integer_comparison): New predicates.
3548 * config/s390/s390-protos.h (s390_check_symref_alignment,
3549 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3550 s390_reload_symref_address,
3551 s390_compare_and_branch_condition_mask): Prototypes added.
3553 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3554 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3555 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3557 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3559 * config/s390/s390.c (z10_cost): New cost function for z10.
3560 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3561 (s390_issue_rate): Adjust issue rate for z10.
3562 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3563 (processor_flags): Add PF_Z10.
3564 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3565 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3566 * gcc/config.gcc: Add z10.
3568 2008-05-28 Richard Guenther <rguenther@suse.de>
3570 PR tree-optimization/36291
3571 * tree-flow. h (struct gimple_df): Remove var_anns member.
3572 * tree-flow-inline.h (gimple_var_anns): Remove.
3573 (var_ann): Simplify.
3574 * tree-dfa.c (create_var_ann): Simplify.
3575 (remove_referenced_var): Clear alias info from var_anns of globals.
3576 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3577 (delete_tree_ssa): Clear alias info from var_anns of globals.
3578 Do not free var_anns.
3579 (var_ann_eq): Remove.
3580 (var_ann_hash): Likewise.
3582 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3584 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3585 and loongson2f entries.
3586 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3587 * config/mips/mips.h (processor_type): Add Loongson-2E
3588 and Loongson-2F entries.
3589 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3590 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3591 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3592 * doc/invoke.texi (MIPS Options): Document loongson2e
3593 and loongson2f processor names.
3595 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3599 * config/i386/i386.c (ix86_function_arg_boundary): Use
3600 alignment of canonical type.
3601 (ix86_expand_vector_move): Check unaligned memory access for
3604 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3606 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3607 Moved to the front of file.
3609 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3610 H.J. Lu <hongjiu.lu@intel.com>
3612 * dwarf2out.c (current_fde): New.
3614 (lookup_cfa:): Likewise.
3615 (dwarf2out_end_epilogue): Likewise.
3616 (dwarf2out_note_section_used): Likewise.
3618 2008-05-27 Michael Matz <matz@suse.de>
3621 * c.opt (Wenum-compare): New warning option.
3622 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3624 2008-05-27 Michael Matz <matz@suse.de>
3627 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3629 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3630 into memory as tail calls.
3632 2008-05-27 Richard Guenther <rguenther@suse.de>
3634 PR tree-optimization/36339
3635 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3636 pointers cause all addressable variables to be call clobbered.
3638 2008-05-27 Richard Guenther <rguenther@suse.de>
3640 PR tree-optimization/36245
3641 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3643 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3645 * config/s390/s390.md: Replace all occurences of the 'm'
3646 constraint with 'RT'.
3648 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3650 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3652 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3654 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3655 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3656 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3658 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3660 * reload.c: (find_reloads): Skip alternatives according to the
3661 "enabled" attribute. Constify the constraint variable.
3662 * recog.c (get_attr_enabled): Add default implementation.
3663 (extract_insn): Set the alternative_enabled_p array
3664 in the recog_data struct.
3665 (preprocess_constraints, constrain_operands): Skip
3666 alternatives according to the "enabled" attribute
3667 * recog.h (struct recog_data): New field alternative_enabled_p.
3668 (skip_alternative): New inline function.
3669 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3670 (record_reg_classes): Skip alternative according to the
3671 "enabled" attribute.
3673 * doc/md.texi: Add documention for the "enabled" attribute.
3675 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3677 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3678 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3679 constraint with TARGET_MEM_CONSTRAINT.
3680 * recog.c (asm_operand_ok, preprocess_constraints,
3681 constrain_operands): Likewise.
3682 * regclass.c (record_reg_classes): Likewise.
3683 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3684 * reload1.c (maybe_fix_stack_asms): Likewise.
3685 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3686 * recog.h: Adjust comment.
3687 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3688 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3689 * doc/md.texi: Add a note to description of 'm' constraint.
3690 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3692 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3694 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3695 that the bitfield is of integral type before testing its precision.
3697 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3698 Sa Liu <saliu@de.ibm.com>
3700 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3701 __modti3, __udivti3, __umodti3 and __udivmodti4.
3702 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3703 that implement TImode mul and div functions.
3704 * config/spu/multi3.c: New. Implement __multi3.
3705 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3706 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3709 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3711 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3712 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3713 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3714 tls_sysv_suffix): New mode and mode attribute iterators.
3715 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3716 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3717 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3718 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3719 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3722 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3724 PR tree-optimization/36329
3725 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3726 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3727 * cgraphbuild.c (initialize_inline_failed): Use the latter
3728 macro in lieu of the former.
3729 * ipa-inline.c (cgraph_mark_inline): Likewise.
3730 (cgraph_decide_inlining_of_small_function): Likewise.
3731 (cgraph_decide_inlining): Likewise.
3732 (cgraph_decide_inlining_incrementally): Likewise.
3734 2008-05-26 Tristan Gingold <gingold@adacore.com>
3735 Anatoly Sokolov <aesok@post.ru>
3737 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3738 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3739 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3740 optimization for 'avr6' architecture.
3742 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3745 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3747 2008-05-26 Richard Guenther <rguenther@suse.de>
3749 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3750 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3752 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3755 * caller-save.c (insert_restore): Verify alignment of spill space.
3756 (insert_save): Likewise.
3757 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3758 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3759 (STACK_SLOT_ALIGNMENT): Likewise.
3760 * function.c (LOCAL_ALIGNMENT): Removed.
3761 (get_stack_local_alignment): New.
3762 (assign_stack_local): Use it. Set alignment on stack slot.
3763 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3764 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3765 (STACK_SLOT_ALIGNMENT): New.
3766 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3767 stack slot in XFmode.
3769 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3771 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3774 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3775 argument operand in rax isn't removed.
3777 2008-05-26 Richard Guenther <rguenther@suse.de>
3780 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3781 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3783 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3786 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3788 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3790 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3791 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3793 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3795 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3796 build a trampoline if we don't want one.
3797 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3798 return zero for nested functions if we don't want a trampoline.
3800 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3802 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3804 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3807 * c.opt: Removed undocumented option '-lang-fortran'.
3808 * c-common.h: Removed global variable 'lang_fortran'.
3809 * c-opts.c (c_common_handle_option): Removed code to handle
3810 option '-lang-fortran'. Updated includes.
3811 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3812 definition of '__GFORTRAN__'.
3813 (define__GNUC__): Reimplemented to use BASEVER and
3814 cpp_define_formatted.
3815 (builtin_define_with_value_n): Removed.
3816 * c-incpath.h: Renamed to ...
3817 * incpath.h: ... this.
3818 * c-incpath.c: Renamed to ...
3819 * incpath.c: ... this. Updated includes.
3820 * fix-header.c: Updated includes.
3821 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3822 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3823 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3825 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3827 * tree.h: Update the table of flags used on tree nodes.
3828 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3829 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3830 (FORCED_LABEL): Add access check.
3831 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3832 (ASM_INPUT_P): Likewise.
3833 (ASM_VOLATILE_P): Likewise.
3834 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3835 (OMP_SECTION_LAST): Access private_flag directly.
3836 (OMP_RETURN_NOWAIT): Likewise.
3837 (OMP_PARALLEL_COMBINED): Likewise.
3838 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3839 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3840 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3841 deprecated_flag directly.
3843 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3845 * final.c (frame_pointer_needed): Removed.
3846 * flags.h (frame_pointer_needed): Likewise.
3848 * function.h (rtl_data): Add frame_pointer_needed.
3849 (frame_pointer_needed): New.
3851 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3853 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3855 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3857 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3860 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3862 * c-common.c (strip_array_types): Move function to..
3864 (get_inner_array_type): Delete.
3865 * c-common.h (strip_array_types): Move declaration to..
3867 (get_inner_array_type): Delete.
3868 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3869 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3870 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3871 * config/pa/pa.c (emit_move_sequence): Likewise.
3873 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3875 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3878 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3880 * function.c: Include target hook for nonlocal_goto frame value.
3882 2008-05-24 Richard Guenther <rguenther@suse.de>
3884 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3885 variable can be only accessed through a pointer or a union.
3887 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3889 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3890 * doc/extend.texi: Likewise.
3892 2008-05-23 DJ Delorie <dj@redhat.com>
3894 * config/m32c/jump.md (untyped_call): Add.
3896 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3898 (m32c_address_cost): Detail costs for indirect offsets.
3900 2008-05-23 Rafael Espindola <espindola@google.com>
3902 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3903 if a node is a SUBREG.
3904 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3907 2008-05-23 Paul Brook <paul@codesourcery.com>
3908 Carlos O'Donell <carlos@codesourcery.com>
3910 * doc/extend.texi: Clarify use of __attribute__((naked)).
3911 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3912 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3913 * function.c (use_register_for_decl): Use
3914 targetm.calls.allocate_stack_slots_for_args.
3915 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3916 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3917 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3919 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3921 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3923 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3925 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3926 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3927 is only rounded once.
3929 2008-05-23 Richard Guenther <rguenther@suse.de>
3931 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3933 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3934 Jakub Jelinek <jakub@redhat.com>
3937 * configure.ac: Handle --enable-cld.
3938 * configure: Regenerated.
3939 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3940 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3941 (ix86_current_function_needs_cld): New define.
3942 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3943 (cld): New isns pattern.
3944 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3945 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3946 * config/i386/i386.opt (mcld): New option.
3947 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3948 TARGET_CLD and ix86_current_function_needs_cld.
3949 (override_options): Use -mcld by default for 32-bit code if
3952 * doc/install.texi (Options specification): Document --enable-cld.
3953 * doc/invoke.texi (Machine Dependent Options)
3954 [i386 and x86-64 Options]: Add -mcld option.
3955 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3957 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3958 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3959 (return_in_memory_64): Likewise.
3960 (return_in_memory_ms_64): Likewise.
3962 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3964 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3965 * builtins.c (fold_builtin_fpclassify): New.
3966 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3967 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3968 * c-common.c (handle_type_generic_attribute): Adjust to accept
3969 fixed arguments before an elipsis.
3970 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3971 * doc/extend.texi: Document __builtin_fpclassify.
3973 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3975 * omp-low.c (gate_expand_omp_ssa): Remove.
3976 (pass_expand_omp_ssa): Remove.
3977 (gate_expand_omp): Do not check for flag_openmp_ssa.
3978 * common.opt (-fopenmp-ssa): Remove.
3979 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3981 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3983 * config/sh/sh.opt (mfixed-range): New option.
3984 * config/sh/sh-protos.h (sh_fix_range): Declare.
3985 * config/sh/sh.c (sh_fix_range): New function.
3986 * config/sh/sh.h (sh_fixed_range_str): Declare.
3987 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3989 * doc/invoke.texi (SH Options): Document -mfixed-range.
3991 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3993 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3994 it before the redeclaration.
3996 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3998 * config/avr/avr.c (get_sequence_length): Add new function.
3999 (expand_prologue, expand_epilogue): Remove duplicate code.
4001 2008-05-22 Rafael Espindola <espindola@google.com>
4003 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
4006 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
4008 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
4009 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
4011 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
4012 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
4013 (vect_update_misalignment_for_peel): Likewise.
4014 (vector_alignment_reachable_p): Likewise.
4015 * tree-vect-transform.c (vectorizable_load): Likewise.
4016 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4017 (get_vectype_for_scalar_type): Pass mode of scalar_type
4018 to UNITS_PER_SIMD_WORD.
4020 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
4021 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
4022 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4023 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4024 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4026 2008-05-22 Ira Rosen <irar@il.ibm.com>
4028 PR tree-optimization/36293
4029 * tree-vect-transform.c (vect_transform_strided_load): Don't check
4030 if the first load must be skipped because of a gap.
4032 2008-05-22 Richard Guenther <rguenther@suse.de>
4034 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
4035 more cases of offset disambiguation that is possible if
4036 strict-aliasing rules apply.
4037 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
4038 for basic offset and type-based disambiguation.
4040 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4042 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
4043 ix86_expand_vector_set on V16QImode for SSE4.1.
4045 2008-05-21 Tom Tromey <tromey@redhat.com>
4047 * c.opt (Wimport): Mark as undocumented.
4048 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4050 (Warning Options): Likewise.
4051 * doc/cppopts.texi: Don't mention -Wimport.
4053 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4055 PR tree-optimization/36287
4056 PR tree-optimization/36286
4057 * lambda-code.c (build_access_matrix): Do not use the loop->num
4058 for computing the number of induction variables: use the loop depth
4061 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
4064 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
4065 option -f(no-)leading-underscore.
4067 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4069 * config/i386/i386.c (ix86_expand_vector_init_general): Use
4070 GET_MODE_NUNITS (mode).
4072 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
4074 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4075 (-mmulhw): Add 464 to description.
4076 (-mdlmzb): Likewise.
4077 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
4078 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
4080 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
4081 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
4082 * config/rs6000/rs6000.md: Update comments for 464.
4084 2008-05-21 Janis Johnson <janis187@us.ibm.com>
4086 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
4088 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4090 * config/i386/sse.md (vec_extractv4sf): Removed.
4091 (vec_extractv2df): Likewise.
4092 (vec_extractv2di): Likewise.
4093 (vec_extractv4si): Likewise.
4094 (vec_extractv8hi): Likewise.
4095 (vec_extractv16qi): Likewise.
4096 (vec_extract<mode>): New.
4098 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4100 * config/i386/sse.md (vec_setv4sf): Removed.
4101 (vec_setv2df): Likewise.
4102 (vec_setv2di): Likewise.
4103 (vec_setv4si): Likewise.
4104 (vec_setv8hi): Likewise.
4105 (vec_setv16qi): Likewise.
4106 (vec_set<mode>): New.
4108 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4110 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
4111 goto for vec_concat and vec_interleave.
4113 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4115 * config/i386/sse.md (vec_initv4sf): Removed.
4116 (vec_initv2df): Likewise.
4117 (vec_initv2di): Likewise.
4118 (vec_initv4si): Likewise.
4119 (vec_initv8hi): Likewise.
4120 (vec_initv16qi): Likewise.
4121 (vec_init<mode>): New.
4123 2008-05-21 Joseph Myers <joseph@codesourcery.com>
4125 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
4127 2008-05-21 Tom Tromey <tromey@redhat.com>
4129 * ggc-zone.c (lookup_page_table_if_allocated): New function.
4130 (zone_find_object_offset): Likewise.
4131 (gt_ggc_m_S): Likewise.
4132 (highest_bit): Likewise.
4133 * ggc-page.c (gt_ggc_m_S): New function.
4134 * stringpool.c (string_stack): Remove.
4135 (init_stringpool): Update.
4136 (ggc_alloc_string): Use ggc_alloc.
4137 (maybe_delete_ident): New function.
4138 (ggc_purge_stringpool): Likewise.
4139 (gt_ggc_m_S): Remove.
4140 * ggc-common.c (ggc_protect_identifiers): New global.
4141 (ggc_mark_roots): Call ggc_purge_stringpool. Use
4142 ggc_protect_identifiers.
4143 * ggc.h (ggc_protect_identifiers): Declare.
4144 (gt_ggc_m_S): Update.
4145 (ggc_purge_stringpool): Declare.
4146 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
4147 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
4149 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4151 2008-05-21 David S. Miller <davem@davemloft.net>
4153 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4156 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4158 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4161 2008-05-20 David Daney <ddaney@avtrex.com>
4163 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4164 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4165 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4166 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4167 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4168 (atomic_hiqi_op): New define_code_iterator.
4169 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4170 mips_expand_compare_and_swap_12.
4171 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4172 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4173 (sync_<optab><mode>, sync_old_<optab><mode>,
4174 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4175 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
4176 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
4177 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
4178 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
4179 (test_and_set_12): New insn.
4180 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
4181 sync_new_<optab><mode>, sync_old_nand<mode>,
4182 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
4183 clobber to operand 0 for SI and DI mode insns.
4184 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
4185 mips_gen_fn_4): New typedefs.
4186 (mips_gen_fn_ptrs): Define new union type.
4187 (mips_expand_compare_and_swap_12): Remove declaration.
4188 (mips_expand_atomic_qihi): Declare function.
4189 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
4190 (mips_expand_atomic_qihi): ... this. Use new generator function
4192 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
4193 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
4194 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
4195 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
4196 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
4197 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
4198 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
4199 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
4200 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
4201 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
4204 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
4206 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
4209 2008-05-20 Anatoly Sokolov <aesok@post.ru>
4211 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
4212 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
4213 (avr_attribute_table): Add 'OS_main' function attribute.
4214 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
4215 functions with 'OS_main' attribute.
4217 2008-05-20 Richard Guenther <rguenther@suse.de>
4219 PR tree-optimization/35204
4220 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
4221 helper, split out from ...
4222 (DFS): ... here. Make the DFS walk non-recursive.
4224 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4225 Jan Sjodin <jan.sjodin@amd.com>
4227 PR tree-optimization/36181
4228 * tree-parloops.c (loop_has_vector_phi_nodes): New.
4229 (parallelize_loops): Don't parallelize when the loop has vector
4232 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4233 Sebastian Pop <sebastian.pop@amd.com>
4235 * tree-loop-linear.c (gather_interchange_stats): Look in the access
4236 matrix, and never look at the tree representation of the memory
4238 (linear_transform_loops): Computes parameters and access matrices.
4239 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
4241 (access_matrix_get_index_for_parameter): New.
4242 * tree-data-ref.h (struct access_matrix): New.
4243 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
4244 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
4245 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
4246 am_vector_index_for_loop): New.
4247 (struct data_reference): Add field access_matrix.
4248 (DR_ACCESS_MATRIX): New.
4249 (compute_data_dependences_for_loop): Update declaration.
4250 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
4251 * lambda.h (lambda_vector_vec_p): Declared.
4252 * lambda-code.c: Depend on pointer-set.h.
4253 (lambda_collect_parameters_from_af, lambda_collect_parameters,
4254 av_for_af_base, av_for_af, build_access_matrix,
4255 lambda_compute_access_matrices): New.
4256 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
4258 2008-05-20 Joseph Myers <joseph@codesourcery.com>
4260 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
4263 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4264 Sebastian Pop <sebastian.pop@amd.com>
4266 PR tree-optimization/36206
4267 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
4269 (instantiate_scev_1): Rename flags to fold_conversions.
4270 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
4271 outeside instantiation_loop.
4272 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
4273 (evolution_function_is_affine_or_constant_p): Removed.
4274 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
4276 (analyze_siv_subscript): Pass in the loop nest number.
4277 Call evolution_function_is_affine_in_loop instead of
4278 evolution_function_is_affine_p.
4279 (analyze_overlapping_iterations): Pass in the loop nest number.
4281 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4282 Sebastian Pop <sebastian.pop@amd.com>
4284 PR tree-optimization/36206
4285 * tree-chrec.h (chrec_fold_op): New.
4286 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4289 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4291 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4293 (remove_duplicates): Do not set inode on non-inode systems.
4296 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4298 * config.gcc (tm_file): Update comments about relative pathnames.
4300 2008-05-20 Richard Guenther <rguenther@suse.de>
4302 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4303 * tree-ssa-sccvn.c (process_scc): Likewise.
4304 * tree-ssa-sink.c (execute_sink_code): Likewise.
4305 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4306 * tree-vrp.c (process_assert_insertions): Likewise.
4307 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4308 (perform_tree_ssa_dce): Likewise.
4309 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4310 (dump_dominator_optimization_stats): Likewise.
4311 * tree-vectorizer.c (vectorize_loops): Likewise.
4313 2008-05-20 Richard Guenther <rguenther@suse.de>
4315 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4317 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4319 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4320 (ix86_i386elf_return_in_memory): Likewise.
4321 (ix86_i386interix_return_in_memory): Likewise.
4322 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4323 (SUBTARGET_RETURN_IN_MEMORY): New.
4324 * config/i386/i386elf.h: Likewise.
4325 * config/i386/ptx4-i.h: Likewise.
4326 * config/i386/sol2-10.h: Likewise.
4327 * config/i386/sysv4.h: Likewise.
4328 * config/i386/vx-common.h: Likewise.
4329 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4330 * config/i386/i386.c (ix86_return_in_memory): Made static and
4331 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4332 (ix86_i386elf_return_in_memory): Removed.
4333 (ix86_i386interix_return_in_memory): Removed.
4334 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4335 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4337 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4339 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4341 2008-05-19 Xinliang David Li <davidxl@google.com>
4343 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4345 * common.opt: Ditto.
4346 * doc/invoke.texi: Ditto.
4348 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4350 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4351 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4353 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4355 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4356 sizes of operand array from 8/4 to 4/2.
4357 (ix86_expand_vector_init_general): Change size of operand array
4358 from 32 to 16. Remove op0, op1 and half_mode.
4360 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4362 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4363 (ix86_expand_vector_init_interleave): Likewise.
4364 (ix86_expand_vector_init_general): Use them. Assert
4365 word_mode == SImode when n_words == 4.
4367 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4369 * config/i386/i386.c (ix86_secondary_reload): New static function.
4370 (TARGET_SECONDARY_RELOAD): New define.
4371 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4372 * config/i386/i386.md (reload_outqi): Remove.
4374 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4377 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4378 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4379 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4380 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4381 (fold_builtin_1): Likewise.
4382 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4383 c-common.c (check_builtin_function_arguments): Handle
4384 BUILT_IN_ISINF_SIGN.
4385 * doc/extend.texi: Document __builtin_isinf_sign.
4386 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4388 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4390 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4391 EH cleanup at the end of the pass, search for those that have been
4392 turned into forwarder blocks and do the cleanup on their successor.
4394 2008-05-18 Richard Guenther <rguenther@suse.de>
4396 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4397 pointers to sizetype and vice versa.
4399 2008-05-18 Xinliang David Li <davidxl@google.com>
4401 * gcc/tree-ssa-dce.c: Coding style fix.
4402 (check_pow): Documentation comment.
4403 (check_log): Documenation comment. Coding style fix.
4404 (is_unnecessary_except_errno_call): Ditto.
4405 (gen_conditions_for_pow): Ditto.
4406 (gen_conditions_for_log): Ditto.
4407 (gen_shrink_wrap_conditions): Ditto.
4408 (shrink_wrap_one_built_in_calls): Ditto.
4409 * gcc/doc/invoke.texi: Better documentation string.
4410 * ChangeLog: Fix wrong change log entries from
4411 May 17 checkin on function call DCE.
4413 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4415 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4417 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4419 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4420 * df-problems.c (simulation routines): Fixed block comment to
4421 properly say how to add forwards scanning functions.
4423 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4425 * tree-inline.c (setup_one_parameter): Remove dead code.
4427 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4429 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4430 a BIT_AND_EXPR only for an INTEGER_TYPE.
4432 2008-05-17 Xinliang David Li <davidxl@google.com>
4434 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4435 (check_pow, check_log, is_unnecessary_except_errno_call): New
4436 functions to check for eliminating math functions that are pure
4437 except for setting errno.
4438 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4439 general condition expressions for shrink-wrapping pow/log calls.
4440 (gen_shrink_wrap_conditions): Ditto.
4441 (shrink_wrap_one_built_in_call): Ditto.
4442 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4443 (mark_operand_necessary): If debugging, output if OP is necessary.
4444 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4446 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4448 * gcc/common.opt: New user flag -ftree-builtin-dce.
4449 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4451 2008-05-16 David S. Miller <davem@davemloft.net>
4453 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4454 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4456 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
4459 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
4461 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4463 * ifcvt.c (dead_or_predicable): Rename
4464 df_simulate_one_insn_backwards to df_simulate_one_insn.
4465 * recog.c (peephole2_optimize): Ditto.
4466 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
4468 * df.h: Rename df_simulate_one_insn_backwards to
4469 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
4470 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
4471 scanning of defs and uses.
4472 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
4473 (df_simulate_one_insn_forwards): Removed.
4475 2008-05-16 Doug Kwan <dougkwan@google.com>
4477 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
4479 (real_from_string): Handle NaNs and Inf as approriate.
4481 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4483 * doc/gty.texi (Source Files Containing Type Information): Note
4484 that headers should appear first in the gtfiles list.
4486 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4488 * tree.def (COND_EXEC): Properly documented this code.
4490 2008-05-16 Diego Novillo <dnovillo@google.com>
4492 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4493 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4496 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4498 * tree-ssa-dse (max_stmt_uid): Removed.
4499 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4500 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4501 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4502 * function.h (cfun.last_stmt_uid): New field.
4503 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4504 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4506 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4507 (create_stmt_ann): Initialize the ann->uid field.
4508 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4510 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4512 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4514 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4515 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4516 (init_empty_tree_cfg): Call it.
4518 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4520 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4523 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4525 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4526 * tree-dump.c (dump_options): New verbose option.
4527 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4529 * tree-pass.h (TDF_VERBOSE): New dump flag.
4530 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4531 (tree-flow.h): Added include.
4532 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4534 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4536 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4538 From Jie Zhang <jie.zhang@analog.com>
4539 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4540 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4541 mcpu=bf561-none and mcpu=bf561-0.2.
4542 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4543 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4544 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4545 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4546 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4547 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4548 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4550 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4551 (cputype_selected): Remove.
4552 (bfin_handle_option): Don't use cputype_selected.
4553 (override_options): When no mcpu option, enable all workarounds.
4554 Don't use bfin_workarounds.
4555 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4557 (DEFAULT_CPU_TYPE): Don't define.
4559 2008-05-16 Richard Guenther <rguenther@suse.de>
4561 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4562 on deletion of the last stmt.
4564 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4566 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4567 V8HImode for SSE2 and V16QImode for SSE4.1.
4569 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4571 * cgraph.h (compute_inline_parameters): Made public.
4572 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4573 variable_generate_summary, function_write_summary,
4574 variable_write_summary, variable_read_summary. Added generate_summary,
4575 write_summary, read_summary.
4576 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4577 pass_ipa_inline.function_generate_summary, to
4578 compute_inline_parameters.
4579 * ipa-inline.c (compute_inline_parameters): Made public and added
4581 (compute_inline_parameters_for_current): New function.
4582 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4583 (inline_generate_summary): Removed parameter and made to loop over
4585 (pass_ipa_inline): Updated for new IPA_PASS structure.
4586 * passes.c (execute_ipa_summary_passes): Now is called once per
4587 pass rather than once per node*pass.
4589 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4591 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4592 avr_have_mul_p, avr_asm_only_p): Remove variables.
4593 (avr_override_options): Remove initialization of removed variables.
4594 (avr_file_start): Convert removed variables to fields of
4595 'struct base_arch_s *avr_current_arch'.
4596 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4597 (AVR_HAVE_MUL): (Ditto.).
4598 (AVR_HAVE_MOVW): (Ditto.).
4599 (AVR_HAVE_LPMX): (Ditto.).
4600 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4601 avr_asm_only_p): Remove declaration.
4603 2008-05-15 Diego Novillo <dnovillo@google.com>
4605 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4606 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4608 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4611 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4612 Don't call record_truncated_value from here.
4613 (record_truncated_value): Turn it into a for_each_rtx callback.
4614 (record_truncated_values): New function.
4615 (combine_instructions): Call note_uses with record_truncated_values.
4616 Change name of check_conversion to check_promoted_subreg.
4618 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4620 * doc/sourcebuild.texi: Document support for torture tests.
4622 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4624 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4625 to alternative 4 of operand 2.
4627 2008-05-15 Richard Guenther <rguenther@suse.de>
4629 * tree-pass.h (current_pass): Declare.
4630 (get_pass_for_id): Likewise.
4631 * passes.c (passes_by_id, passes_by_id_size): New globals.
4632 (set_pass_for_id): New function.
4633 (get_pass_for_id): Likewise.
4634 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4635 (execute_function_todo): Flush per function statistics.
4636 * toplev.c (compile_file): Init statistics.
4637 (general_init): Do early statistics initialization.
4638 (finalize): Finish statistics.
4639 * statistics.h (statistics_early_init): Declare.
4640 (statistics_init): Likewise.
4641 (statistics_fini): Likewise.
4642 (statistics_fini_pass): Likewise.
4643 (statistics_counter_event): Likewise.
4644 (statistics_histogram_event): Likewise.
4645 * statistics.c: New file.
4646 * Makefile.in (OBJS-common): Add statistics.o.
4647 (statistics.o): Add dependencies.
4648 * doc/invoke.texi (-fdump-statistics): Document.
4650 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4652 (execute_pre): Use statistics_counter_event.
4653 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4654 (substitute_and_fold): Increment it. Use statistics_counter_event.
4656 2008-05-15 Diego Novillo <dnovillo@google.com>
4658 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4660 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4661 * tree-ssa-alias.c (new_type_alias): Remove references to
4662 sub-variables from comment.
4663 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4665 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4667 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4668 attribute to 1 only for insertps alternative.
4670 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4672 * config/bfin/bfin.md (loadbytes): New pattern.
4673 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4674 (bfin_init_builtins): Initialize it.
4675 (bdesc_1arg): Add it.
4677 2008-05-15 Sa Liu <saliu@de.ibm.com>
4679 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4680 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4681 * testsuite/lib/target-supports.exp: Add
4682 check_effective_target_fortran_integer_16.
4684 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4686 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4687 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4688 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4689 (TARGET_RETURN_IN_MEMORY): Define.
4691 2008-05-15 Richard Guenther <rguenther@suse.de>
4694 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4695 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4696 represent unmodifiable vars.
4698 2008-05-15 Richard Guenther <rguenther@suse.de>
4700 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4701 INDIRECT_REF and TARGET_MEM_REF.
4702 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4705 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4706 H.J. Lu <hongjiu.lu@intel.com>
4708 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4709 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4710 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4711 insn alternatives. Add missing alternatives.
4712 (*vec_concatv2di_rex64_sse4_1): Likewise.
4713 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4714 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4717 2008-05-15 Richard Guenther <rguenther@suse.de>
4719 PR tree-optimization/36009
4720 PR tree-optimization/36204
4721 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4722 (determine_invariantness_stmt): Record the loop a store is
4724 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4727 2008-05-15 Richard Guenther <rguenther@suse.de>
4729 PR tree-optimization/34330
4730 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4731 through the pointer will alias the SMT.
4733 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4735 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4737 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4739 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4741 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4742 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4744 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4745 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4746 (vashl_optab): New optab for vector/vector shifts.
4747 (vashr_optab): Ditto.
4748 (vlshr_optab): Ditto.
4749 (vrotl_optab): Ditto.
4750 (vrotr_optab): Ditto.
4751 (optab_subtype): New enum for optab_for_tree_code call.
4752 (optab_for_tree_code): Add enum optab_subtype argument.
4754 * optabs.c (optab_for_tree_code): Take an additional argument to
4755 distinguish between a vector shift by a scalar and vector shift by
4756 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4757 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4758 vector shift by a vector.
4759 (expand_widen_pattern_expr): Pass additional argument to
4760 optab_for_tree_code.
4762 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4763 vrotl_optab, vrotr_optab.
4765 * expr.c (expand_expr_real_1): Update calls to
4766 optab_for_tree_code to distinguish between vector shifted by a
4767 scalar and vector shifted by a vector.
4768 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4769 (supportable_narrowing_operation): Ditto.
4770 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4771 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4772 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4773 (vect_create_epilog_for_reduction): Ditto.
4774 (vectorizable_reduction): Ditto.
4775 (vectorizable_operation): Ditto.
4776 (vect_strided_store_supported): Ditto.
4777 (vect_strided_load_supported): Ditto.
4778 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4779 * expmed.c (expand_shift): Ditto.
4781 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4783 (ashr@var{m}3): Ditto.
4784 (vashl@var{m}3): Document new vector/vector shift standard name.
4785 (vashr@var{m}3): Ditto.
4786 (vlshr@var{m}3): Ditto.
4787 (vrotl@var{m}3): Ditto.
4788 (vrotr@var{m}3): Ditto.
4790 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4791 (PPERM_INVERT): Ditto.
4792 (PPERM_REVERSE): Ditto.
4793 (PPERM_REV_INV): Ditto.
4794 (PPERM_ZERO): Ditto.
4795 (PPERM_ONES): Ditto.
4796 (PPERM_SIGN): Ditto.
4797 (PPERM_INV_SIGN): Ditto.
4798 (PPERM_SRC1): Ditto.
4799 (PPERM_SRC2): Ditto.
4801 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4802 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4803 allows a memory operand to be the value being added, and split it
4804 to improve vectorization.
4805 (sse5_pmacsdqh_mem): Ditto.
4806 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4807 (sse5_mulv2div2di3_high): Ditto.
4808 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4809 (vec_pack_trunc_v4si): Ditto.
4810 (vec_pack_trunc_v2di): Ditto.
4811 (sse5_pcmov_<mode>): Remove code that tried to use use
4812 andps/andnps instead of pcmov.
4813 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4814 pmacsdqh instructions.
4815 (vec_widen_smult_lo_v4si): Ditto.
4817 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4818 (PPERM_INVERT): Ditto.
4819 (PPERM_REVERSE): Ditto.
4820 (PPERM_REV_INV): Ditto.
4821 (PPERM_ZERO): Ditto.
4822 (PPERM_ONES): Ditto.
4823 (PPERM_SIGN): Ditto.
4824 (PPERM_INV_SIGN): Ditto.
4825 (PPERM_SRC1): Ditto.
4826 (PPERM_SRC2): Ditto.
4827 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4829 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4831 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4832 says ignore whether the last reference is a memory operand.
4834 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4835 Paolo Bonzini <bonzini at gnu dot org>
4837 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4840 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4841 (vlshr<mode>3): Rename from vlshr<mode>3.
4842 (vashr<mode>3): Rename from vashr<mode>3.
4843 (mulv4sf3): Change the names of vector shift patterns.
4847 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4850 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4875 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4876 (floatunssidf2_internal): Change vector/vector shift names.
4877 (floatunsdidf2_internal): Ditto.
4884 (vashl<mode>3): Rename from ashl<mode>3.
4885 (vashr<mode>3): Rename from ashr<mode>3.
4886 (vlshr<mode>3): Rename from lshr<mode>3.
4887 (vrotl<mode>3): Rename from rotl<mode>3.
4889 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4892 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4893 multiply gives the wrong value when doing widening multiplies.
4894 (vec_widen_smult_lo_v4si): Ditto.
4896 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4898 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4899 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4900 emit_library_call_value.
4901 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4902 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4903 * calls.c (initialize_argument_information, precompute_arguments,
4904 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4905 (precompute_arguments): Removed flags parameter.
4906 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4908 2008-05-14 Richard Guenther <rguenther@suse.de>
4910 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4911 Make sure to register the store if the use is a PHI_NODE.
4913 2008-05-14 Olivier Hainque <hainque@adacore.com>
4915 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4916 memory if the component is to be referenced in BLKmode according
4917 to get_inner_reference.
4919 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4921 * calls.c (emit_library_call_value_1): Restore code clearing
4922 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4924 2008-05-14 Olivier Hainque <hainque@adacore.com>
4925 Nicolas Roche <roche@adacore.com>
4927 * configure.ac: Add support for a "gcc_subdir" variable in
4928 config-lang.in, to denote a subdirectory where the language/GCC
4929 integration files are to be found.
4930 * configure: Regenerate.
4932 2008-05-14 Ira Rosen <irar@il.ibm.com>
4934 PR tree-optimization/36098
4935 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4936 value for the first load in the group in case of a gap.
4937 (vect_build_slp_tree): Check that there are no gaps in loads.
4939 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4941 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4942 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4943 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4944 emit_insn and remove unneeded code to construct extra args.
4945 (emit_no_conflict_block): Removed.
4946 * optabls.h: (emit_no_conflict_block): Removed.
4947 * cse.c (cse_extended_basic_block): Remove search for
4948 REG_NO_CONFLICT note.
4949 * global.c: Removed incorrect comment added in revision 117.
4950 * expr.c (convert_move): Change call to emit_no_conflict_block to
4952 * recog.c: Change comments so that they do not mention
4954 * local_alloc.c (combine_regs): Removed last parameter.
4955 (no_conflict_p): Removed.
4956 (block_alloc): Removed note, no_conflict_combined_regno and set
4957 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4958 (combine_regs): Removed already_dead and code to look for
4959 REG_NO_CONFLICT notes.
4960 * lower_subreg (remove_retval_note): Removed code to look for
4961 REG_NO_CONFLICT block.
4962 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4963 (resolve_clobber): Remove code to process libcalls that have
4964 REG_NO_CONFLICT notes.
4965 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4967 * combine.c (can_combine_p, distribute_notes): Removed
4968 REG_NO_CONFLICT case.
4969 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4971 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4972 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4974 * reg-notes.def (NO_CONFLICT): Removed.
4976 2008-05-14 David S. Miller <davem@davemloft.net>
4978 * config/sparc/sparc.c (sparc_profile_hook): If
4979 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4980 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4981 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4983 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4985 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4987 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4990 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4991 and op1 expansion before vector concat to have less live pseudos.
4993 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4995 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4996 ix86_expand_vector_set if supported.
4998 2008-05-13 Diego Novillo <dnovillo@google.com>
4999 Kenneth Zadeck <zadeck@naturalbridge.com>
5001 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
5003 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
5004 phinodes_print_statistics, init_ssanames, fini_ssanames,
5005 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
5006 release_ssa_name, release_defs, replace_ssa_name_symbol,
5007 ssanames_print_statistics): Move ...
5008 * tree-flow.h: ... here.
5009 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
5010 Use FN instead of cfun.
5011 (make_ssa_name_fn): Rename from make_ssa_name.
5012 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
5013 * tree-flow-inline.h (make_ssa_name): Move from
5014 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
5015 * omp-low.c (expand_omp_parallel):
5016 * tree-flow-inline.h (redirect_edge_var_map_result):
5017 * tree-ssa.c (init_tree_ssa): Add argument FN.
5018 Use it instead of cfun. Update all users.
5020 2008-05-13 Tom Tromey <tromey@redhat.com>
5022 PR preprocessor/22168:
5023 * doc/cpp.texi (Top): Update menu.
5024 (Alternatives to Wrapper #ifndef): New node.
5025 (Other Directives): Document deprecation.
5026 (Obsolete Features): Remove menu.
5027 (Assertions): Merge node into Obsolete Features.
5028 (Obsolete once-only headers): Move earlier; rename to Alternatives
5030 * doc/cppopts.texi: Update.
5031 * c.opt (Wdeprecated): Enable for C and ObjC.
5032 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
5033 (C++ Dialect Options): Move -Wno-deprecated from here to...
5034 (Warning Options): ... here.
5036 2008-05-13 Richard Guenther <rguenther@suse.de>
5039 * fold-const.c (fold_sign_changed_comparison): Do not allow
5040 changes in pointer-ness.
5042 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5045 * config/sh/sh.c (sh_expand_prologue): Don't clear
5046 RTX_FRAME_RELATED_P for push insns.
5048 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5050 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5052 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5054 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5055 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5056 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5058 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
5060 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
5061 (*vec_concatv4sf_sse): This.
5062 (*sse2_concatv2si): Renamed to ...
5063 (*vec_concatv2si_sse2): This.
5064 (*sse1_concatv2si): Renamed to ...
5065 (*vec_concatv2si_sse): This.
5066 (*vec_concatv2di_rex): Renamed to ...
5067 (*vec_concatv2di_rex64): This.
5068 (*vec_concatv2si_sse4_1): New.
5069 (*vec_concatv2di_rex64_sse4_1): Likewise.
5071 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
5073 PR rtl-optimization/36111
5074 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
5075 that was created for swappable operands.
5077 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
5080 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5081 * configure.ac: Add call to ACX_PROG_GNAT.
5083 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
5085 * optc-gen.awk: Fix comment typo.
5087 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5089 * pretty-print.c (pp_integer_with_precision): Use
5090 HOST_LONG_LONG_FORMAT.
5092 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
5094 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
5096 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
5098 * config/i386/i386.c (bdesc_ptest): Removed.
5099 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
5100 (bdesc_args): Add __builtin_ia32_ptestz128,
5101 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
5102 (ix86_init_mmx_sse_builtins): Updated.
5103 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
5104 (ix86_expand_builtin): Updated.
5106 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
5108 * tree-cfg.c (valid_fixed_convert_types_p): New function.
5109 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
5111 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
5113 * value-prof.c (interesting_stringop_to_profile): Do not
5114 return early for BUILT_IN_MEMPCPY.
5116 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
5118 * calls.c (expand_call): Don't use callgraph to increase
5119 preferred_stack_boundary.
5121 * cgraph.h (cgraph_rtl_info): Use unsigned on
5122 preferred_incoming_stack_boundary.
5124 * final.c (rest_of_clean_state): Use unsigned on
5125 preferred_stack_boundary.
5127 2008-05-09 Tom Tromey <tromey@redhat.com>
5129 PR preprocessor/22231:
5130 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
5133 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
5135 PR tree-optimization/36129
5136 * tree-ssa-ccp.c: Include value-prof.h.
5137 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
5138 built-in function was folded to a constant.
5139 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
5141 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
5142 Sebastian Pop <sebastian.pop@amd.com>
5144 * tree-scalar-evolution.c: Document instantiate_scev.
5145 (instantiate_parameters_1): Renamed instantiate_scev_1.
5146 Don't use the same loop for instantiation_loop and evolution_loop.
5147 (instantiate_scev): New.
5148 (instantiate_parameters): Moved...
5149 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5150 same loop twice. Maintains the semantics for this function.
5151 * tree-scalar-evolution.h (instantiate_scev): Declare.
5152 (instantiate_parameters): ...here. Now static inline.
5153 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5154 instead of resolve_mixers.
5156 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5158 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5160 2008-05-09 Tomas Bily <tbily@suse.cz>
5162 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5163 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5164 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5165 * c-common.c (c_common_truthvalue_conversion): Likewise.
5166 * tree-object-size.c (compute_object_offset): Likewise.
5167 * tree-inline.c (estimate_num_insns_1): Likewise.
5168 * varasm.c (const_hash_1, compare_constant, copy_constant)
5169 (compute_reloc_for_constant, output_addressed_constants)
5170 (initializer_constant_valid_p): Likewise.
5171 * c-omp.c (check_omp_for_incr_expr): Likewise.
5172 * gimplify.c (gimplify_expr): Likewise.
5173 * c-typeck.c (c_finish_return): Likewise.
5174 * tree-vectorizer.c (supportable_widening_operation)
5175 (supportable_narrowing_operation): Likewise.
5176 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
5177 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
5178 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5179 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
5180 (descr_info_loc): Likewise.
5181 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5182 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
5183 (fold_unary): Likewise.
5184 * builtins.c (get_pointer_alignment): Likewise.
5185 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
5186 (instantiate_parameters_1): Likewise.
5187 * tree.c (expr_align, stabilize_reference): Likewise.
5188 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
5189 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5190 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
5191 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5192 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
5193 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
5195 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
5196 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
5197 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5198 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
5199 (forward_propagate_comparison)
5200 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5201 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
5202 * emit-rtl.c (component_ref_for_mem_expr)
5203 (set_mem_attributes_minus_bitpos): Likewise.
5204 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5205 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
5207 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
5208 (build_function_call, pointer_diff, build_compound_expr)
5209 (c_finish_return): Likewise.
5210 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
5211 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
5213 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
5214 * expr.c (is_aligning_offset): Likewise.
5215 * tree-ssa-alias.c (is_escape_site): Likewise.
5216 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
5217 (check_all_va_list_escapes): Likewise.
5218 * tree-ssa-loop-ivopts.c (determine_base_object)
5219 (determine_common_wider_type): Likewise.
5220 * dojump.c (do_jump): Likewise.
5221 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
5222 * tree-gimple.c (is_gimple_cast): Likewise.
5223 * fold-const.c (decode_field_reference, )
5224 (fold_sign_changed_comparison, fold_unary, fold_comparison)
5225 (fold_binary): Likewise.
5226 * tree-ssa-alias-warnings.c (find_alias_site_helper)
5227 (already_warned_in_frontend_p): Likewise.
5228 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
5229 * tree.c (really_constant_p, get_unwidened): Likewise.
5230 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5231 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5232 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
5234 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
5236 (CONVERT_EXPR_P): Define.
5237 (CASE_CONVERT): Define.
5239 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5242 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
5243 (delete_unmarked_insns): When deleting a call, call
5244 delete_unreachable_blocks.
5245 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5246 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
5248 2008-05-08 Richard Guenther <rguenther@suse.de>
5250 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
5251 (-ftree-salias): Likewise.
5252 (salias-max-implicit-fields): Remove param documentation.
5253 (salias-max-array-elements): Likewise.
5254 * tree-pass.h (pass_create_structure_vars): Remove.
5255 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5256 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5257 * tree-ssa-alias.c (create_structure_vars): Remove.
5258 (gate_structure_vars): Likewise.
5259 (pass_create_structure_vars): Likewise.
5260 (gate_build_alias): Likewise.
5261 (pass_build_alias): Adjust to run always and dump the function.
5262 * common.opt (ftree-salias): Hide.
5263 * passes.c (init_optimization_passes): Remove
5264 pass_create_structure_vars, adjust comment.
5265 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5266 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5267 * opts.c (decode_options): Do not set flag_tree_salias.
5268 (common_handle_option): Add OPT_ftree_salias to the backward
5269 compatibility section.
5271 2008-05-08 Richard Guenther <rguenther@suse.de>
5273 * tree-flow-inline.h (var_can_have_subvars): Move ...
5274 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
5275 * tree-flow.h (var_can_have_subvars): Remove.
5276 (push_fields_onto_fieldstack): Remove.
5277 (sort_fieldstack): Likewise.
5278 (struct fieldoff): Move ...
5279 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
5280 alias_set and base_for_components fields.
5281 (sort_fieldstack): Make static.
5282 (push_fields_onto_fieldstack): Likewise. Remove code that
5283 handles anything but RECORD_TYPEs. Remove alias_set and
5284 base_for_components handling.
5285 (create_variable_info_for): Adjust.
5287 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5289 * common.opt (Wframe-larger-than=): Shorten the help message
5291 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5293 2008-05-08 Rafael Espindola <espindola@google.com>
5295 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5297 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5298 trap and that both operands are gimple values.
5299 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5300 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5303 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5305 * read-rtl.c (join_c_conditions): Return the first string if the
5306 two strings are equal.
5308 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5310 * gensupport.h (pred_data): Add a "num_codes" field.
5311 (add_predicate_code): Declare.
5312 * gensupport.c (add_predicate_code): New function.
5313 (std_pred_table): Add an "allows_const_p" field.
5314 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5315 Remove the (incomplete) list of such codes from the codes field.
5316 (init_predicate_table): Use add_predicate_code. Add all
5317 RTX_CONST_OBJs if allows_const_p is true.
5318 * genrecog.c (process_define_predicate): Use add_predicate_code.
5320 2008-05-08 David Daney <ddaney@avtrex.com>
5321 Richard Sandiford <rsandifo@nildram.co.uk>
5323 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5324 special case of constant zero operands.
5325 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5326 old and new values. Special case constant zero values.
5327 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5329 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5330 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5332 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5335 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5336 similar RTX_CONST_OBJ before CONST_INT.
5338 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5340 * stmt.c (expand_stack_restore): Change sa mode if needed.
5342 2008-05-08 Richard Guenther <rguenther@suse.de>
5344 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5345 return type to bool.
5346 (ix86_sol10_return_in_memory): Likewise.
5347 (ix86_i386elf_return_in_memory): Likewise.
5348 (ix86_i386interix_return_in_memory): Likewise.
5349 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5350 (ix86_sol10_return_in_memory): Likewise.
5351 (ix86_i386elf_return_in_memory): Likewise.
5352 (ix86_i386interix_return_in_memory): Likewise.
5354 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5357 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5359 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5360 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5363 2008-05-08 Richard Guenther <rguenther@suse.de>
5365 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5366 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5367 (DR_SUBVARS): Remove.
5368 * tree-dfa.c (dump_subvars_for): Remove.
5369 (debug_subvars_for): Likewise.
5370 (dump_variable): Do not dump subvars.
5371 (remove_referenced_var): Do not remove subvars.
5372 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5373 (lookup_subvars_for_var): Remove.
5374 (get_subvars_for_var): Likewise.
5375 (get_subvars_at): Likewise.
5376 (get_first_overlapping_subvar): Likewise.
5377 (overlap_subvar): Likewise.
5378 * tree-flow.h (subvar_t): Remove.
5379 (struct var_ann_d): Remove subvars field.
5380 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5381 argument. Remove special handling of SFTs.
5382 (compute_tag_properties): Likewise.
5383 (set_initial_properties): Likewise.
5384 (compute_call_clobbered): Likewise.
5385 (count_mem_refs): Likewise.
5386 (compute_memory_partitions): Likewise.
5387 (compute_flow_insensitive_aliasing): Likewise.
5388 (setup_pointers_and_addressables): Likewise.
5389 (new_type_alias): Likewise.
5390 (struct used_part): Remove.
5391 (used_portions): Likewise.
5392 (struct used_part_map): Likewise.
5393 (used_part_map_eq): Likewise.
5394 (used_part_map_hash): Likewise.
5395 (free_used_part_map): Likewise.
5396 (up_lookup): Likewise.
5397 (up_insert): Likewise.
5398 (get_or_create_used_part_for): Likewise.
5399 (create_sft): Likewise.
5400 (create_overlap_variables_for): Likewise.
5401 (find_used_portions): Likewise.
5402 (create_structure_vars): Likewise.
5403 * tree.def (STRUCT_FIELD_TAG): Remove.
5404 * tree.h (MTAG_P): Adjust.
5405 (struct tree_memory_tag): Remove base_for_components and
5406 unpartitionable flags.
5407 (struct tree_struct_field_tag): Remove.
5408 (SFT_PARENT_VAR): Likewise.
5409 (SFT_OFFSET): Likewise.
5410 (SFT_SIZE): Likewise.
5411 (SFT_NONADDRESSABLE_P): Likewise.
5412 (SFT_ALIAS_SET): Likewise.
5413 (SFT_UNPARTITIONABLE_P): Likewise.
5414 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5415 (union tree_node): Remove sft field.
5416 * alias.c (get_alias_set): Remove special handling of SFTs.
5417 * print-tree.c (print_node): Remove handling of SFTs.
5418 * tree-dump.c (dequeue_and_dump): Likewise.
5419 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5420 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5421 * tree-predcom.c (set_alias_info): Do not set subvars.
5422 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5423 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5424 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5425 (add_vars_for_offset): Remove.
5426 (add_virtual_operand): Remove special handling of SFTs.
5427 (add_call_clobber_ops): Likewise.
5428 (add_call_read_ops): Likewise.
5429 (get_asm_expr_operands): Likewise.
5430 (get_modify_stmt_operands): Likewise.
5431 (get_expr_operands): Likewise.
5432 (add_to_addressable_set): Likewise.
5433 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5434 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5435 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5436 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5437 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5438 (tree_node_structure): Likewise.
5439 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5441 (find_what_p_points_to): Likewise.
5443 2008-05-08 Sa Liu <saliu@de.ibm.com>
5445 * config/spu/spu.md: Fixed subti3 pattern.
5447 2008-05-08 Richard Guenther <rguenther@suse.de>
5450 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5451 sure to create a representative for trailing arrays for PTA.
5453 2008-05-08 Richard Guenther <rguenther@suse.de>
5456 * fold-const.c (operand_equal_p): Two objects which types
5457 differ in pointerness are not equal.
5459 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5461 * calls.c (compute_argument_block_size): Add argument tree fndecl.
5462 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5463 (emit_library_call_value_1): Add new variable fndecl initialized by
5464 NULL_TREE. It should be the decl type of orgfun, but this information
5465 seems not to be available here, so it uses the default calling abi.
5466 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
5467 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
5468 by TARGET_RETURN_IN_MEMORY.
5469 * config/i386/i386-interix.h: Likewise.
5470 * config/i386/i386.h: Likewise.
5471 * config/i386/i386elf.h: Likewise.
5472 * config/i386/ptx4-i.h: Likewise.
5473 * config/i386/sol2-10.h: Likewise.
5474 * config/i386/sysv4.h: Likewise.
5475 * config/i386/vx-common.h: Likewise.
5476 * config/cris/cris.h: Removed #if 0 clause.
5477 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
5478 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5480 (ix86_sol10_return_in_memory): Likewise.
5481 (ix86_i386elf_return_in_memory): New.
5482 (ix86_i386interix_return_in_memory): New.
5483 * config/mt/mt-protos.h (mt_return_in_memory): New.
5484 * config/mt/mt.c: Likewise.
5485 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5486 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5487 * config/bfin/bfin.h: Likewise.
5488 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5490 * config/bfin/bfin.c: Likewise.
5491 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5492 * config/alpha/unicosmk.h: Likewise.
5493 * config/i386/cygming.h: Likewise.
5494 * config/iq2000/iq2000.h: Likewise.
5495 * config/mips/mips.h: Likewise.
5496 * config/mn10300/mn10300.h: Likewise.
5497 * config/rs6000/rs6000.h: Likewise.
5498 * config/score/score.h: Likewise.
5499 * config/spu/spu.h: Likewise.
5500 * config/v850/v850.h: Likewise.
5501 * defaults.h: Likewise.
5502 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5503 * expr.c (emit_block_move): Adjust use of
5504 OUTGOING_REG_PARM_STACK_SPACE.
5505 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5506 OUTGOING_REG_PARM_STACK_SPACE.
5507 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5509 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5511 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5512 on OMP_RETURN for OMP_FOR.
5515 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5516 (fortran_common): New function.
5517 (gen_variable_die): Call fortran_common instead of common_check,
5518 adjust for it returning tree instead of rtx. Formatting.
5520 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5524 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5525 * c-decl.c (merge_decls): Ditto.
5526 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5527 to RTL_CONST_OR_PURE_CALL_P.
5528 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5529 Initialized DECL_LOOPING_CONST_PURE.
5530 (process_call_operands): Set tree_side_effects properly.
5531 * tree.h (TREE_READONLY_DECL_P): Removed.
5532 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5533 (DECL_LOOPING_OR_CONST_P): New macro.
5534 (struct tree_function_decl): Added looping_const_or_pure_p.
5536 (ECF_LOOPING_OR_CONST_P): New macro.
5537 * rtlanal.c (pure_const_p): Removed.
5538 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5539 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5540 to RTL_CONST_CALL_P.
5541 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5542 (check_decl, check_tree, check_call, scan_function): Initialize
5544 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5545 (static_execute): Set looping true for recursive functions.
5546 Undo setting state to IPA_NEITHER for recursive functions.
5548 * ifcvt.c (noce_can_store_speculate_p): Changed
5549 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5550 RTL_CONST_OR_PURE_CALL_P.
5551 * dse.c (scan_insn): Ditto.
5552 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5553 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5554 RTL_CONST_OR_PURE_CALL_P.
5555 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5556 pure_call_p to RTL_CONST_CALL_P.
5557 * gimplify.c (gimplify_call_expr): Clear side effects for
5558 non-looping pure and constant calls.
5559 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5560 (flags_from_decl_or_type): Set ecf flags from decl flags.
5561 (initialize_argument_information): Turn off
5562 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5563 Change const to pure if callee_copies is true rather than just
5565 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5566 way of marking pure calls.
5567 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5568 Remove hack that was supposed to fix pr7335 and remove old
5569 way of marking pure calls.
5570 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5571 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5572 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5573 RTL_CONST_OR_PURE_CALL_P.
5574 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5575 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5576 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5577 * sched-deps.c (schedule_analyze): Ditto.
5578 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5579 return_val field of calls to represent pure and const function info.
5580 (CONST_OR_PURE_CALL_P): Deleted macro.
5581 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5582 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5583 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5585 * tree-optimize.c (execute_fixup_cfg): Added test for
5586 ECF_LOOPING_CONST_OR_PURE.
5587 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5589 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5590 effects for looping pure or const calls.
5591 (verify_gimple_expr): Added verification code.
5592 * config/alpha/alpha.c (alpha_legitimize_address,
5593 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5595 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5596 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5597 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5598 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5599 RTL_CONST_OR_PURE_CALL_P.
5600 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5601 and const calls to be deleted.
5603 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5606 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5607 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5608 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5609 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5610 to handle nonimmediate operands.
5611 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5612 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5613 to handle nonimmediate operands.
5614 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5615 (mmx_pmulhrwv4hi3): New expander. Use
5616 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5617 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5618 (sse2_umulv1siv1di3): New expander. Use
5619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5620 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5621 (mmx_eq<mode>3): New expander. Use
5622 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5623 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5624 (mmx_uavgv8qi3): New expander. Use
5625 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5626 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5627 (mmx_uavgv4hi3): New expander. Use
5628 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5630 * config/i386/sse.md
5631 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5632 to handle nonimmediate operands.
5633 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5634 to handle nonimmediate operands.
5635 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5636 to handle nonimmediate operands.
5637 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5638 to handle nonimmediate operands.
5639 (sse2_unpckhpd_exp): New expander. Use
5640 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5641 (sse2_unpcklpd_exp): New expander. Use
5642 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5643 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5644 to handle nonimmediate operands.
5645 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5646 to handle nonimmediate operands.
5647 (*sse2_<plusminus_insn><mode>3): Rename from
5648 sse2_<plusminus_insn><mode>3 insn pattern.
5649 (sse2_<plusminus_insn><mode>3): New expander. Use
5650 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5651 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5652 (sse2_umulv2siv2di3): New expander. Use
5653 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5654 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5655 (sse4_1_mulv2siv2di3): New expander. Use
5656 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5657 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5658 (sse2_pmaddwd): New expander. Use
5659 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5660 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5661 (sse2_eq<mode>3): New expander. Use
5662 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5663 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5664 (sse4_1_eqv2di3): New expander. Use
5665 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5666 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5667 (sse2_uavgv16qi3): New expander. Use
5668 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5669 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5670 (sse2_uavgv16qi3): New expander. Use
5671 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5672 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5673 (sse2_uavgv8hi3): New expander. Use
5674 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5675 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5676 (ssse3_pmulhrswv8hi3): New expander. Use
5677 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5678 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5679 (ssse3_pmulhrswv4hi3): New expander. Use
5680 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5682 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5683 (<sse>_vmmul<mode>3): Ditto.
5684 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5686 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5687 (ssse3_pmaddubsw): Ditto.
5689 * config/i386/i386.c (struct_builtin_description)
5690 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5691 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5692 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5693 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5694 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5695 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5696 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5697 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5698 (ix86_fixup_binary_operands): Assert that src1
5699 and src2 must have the same mode when swapped.
5700 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5701 and ix86_binary_operator_ok. Do not force operands in registers
5704 2008-05-07 Jan Hubicka <jh@suse.cz>
5706 * cgraph.c (dump_cgraph_node): Update.
5707 * cgraph.h (cgraph_local_info): Break out inline summary.
5708 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5710 * ipa-inline (inline_summary): New accestor function.
5711 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5712 cgraph_decide_inlining, compute_inline_parameters): Update.
5713 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5715 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5717 Cleanup ColdFire scheduling support and add V4 pipeline model.
5719 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5720 (define_attr cpu): Add cfv4 value.
5721 (define_attr type, define_attr type1): Merge into a single 'type'
5722 attribute. Update all uses.
5723 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5724 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5726 (define_attr opx_mem, define_attr opy_mem): Remove.
5727 (define_attr op_mem): Clean up, update comment.
5728 (define_attr size): Use specific values instead of general int.
5729 (define_attr guess, define_attr split): Remove. Update all uses.
5730 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5731 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5732 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5733 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5734 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5735 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5736 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5737 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5738 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5739 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5740 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5741 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5742 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5743 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5744 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5745 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5746 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5747 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5748 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5749 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5750 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5751 Update or set attributes.
5752 (stack_tie): New fake instruction.
5754 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5755 (m68k_sched_attr_size): Update declaration.
5756 (m68k_sched_attr_type2): Remove.
5757 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5758 Declare new bypass predicates.
5760 * config/m68k/m68k.c (m68k_sched_issue_rate,
5761 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5763 (TARGET_SCHED_ISSUE_RATE,
5764 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5765 (override_options): Handle scheduling for ColdFire V4 core.
5766 (m68k_expand_prologue): Emit stack_tie.
5767 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5768 'OP_TYPE_FPN'. Update all uses.
5769 (sched_guess_p): Remove.
5770 (sched_address_type): Handle symbolic addresses.
5771 (sched_get_operand): New static function.
5772 (sched_operand_type): Merge into sched_attr_op_type.
5773 (sched_attr_op_type): Handle FP registers, handle quick constants,
5775 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5776 (m68k_sched_attr_size): Update. Move logic to ...
5777 (sched_get_attr_size_int): New static function.
5778 (sched_get_opxy_mem_type): New static function.
5779 (m68k_sched_attr_op_mem): Update.
5780 (m68k_sched_attr_type2): Remove.
5781 (sched_cfv4_bypass_data): New static variable.
5782 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5783 (m68k_sched_issue_rate): Implement scheduler hook.
5784 (struct _sched_ib: enabled_p): New field.
5785 (m68k_sched_variable_issue): Update. Handle V4.
5786 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5787 sched_dump_class_func_t, sched_dump_split_class,
5788 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5789 sched_dump_dfa_class, m68k_sched_dump): Remove.
5790 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5792 (m68k_sched_init_global): Remove statisctics dumping, introduce
5793 sanity check that all instructions have pipeline reservations. Handle
5795 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5796 Handle ColdFire V4 core.
5797 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5798 New static functions.
5799 (m68k_sched_address_bypass_p): New bypass predicate.
5800 (sched_get_indexed_address_scale): New static function.
5801 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5803 * cf.md: Update comments.
5804 (define_attr type2): Remove. Use 'type' attribute instead.
5806 (cf_ib): Rename to cfv123_ib. Update all uses.
5807 (cf_oep): Rename to cfv123_oep. Update all uses.
5808 (cf_chr): Rename to cfv123_chr. Update all uses.
5809 (cf_mem): Rename to cfv123_mem. Update all uses.
5810 (cf_mac): Move to more appropriate place.
5811 (cfv123_guess): New automaton and cpu_unit.
5812 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5813 Update uses of 'size' attribute. Handle before reload scheduling.
5814 (cfv123_guess): New dummy reservation for unhandled instructions.
5815 (cfv4_*): Pipeline description of ColdFire V4 core.
5816 (ignore): New reservation to handle 'ignore' type.
5818 2008-05-07 Ian Lance Taylor <iant@google.com>
5821 * gimplify.c (find_single_pointer_decl_1): Don't look through
5823 (find_single_pointer_decl): Adjust comments.
5825 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5828 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5829 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5832 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5833 integral type rather than floating point, then VIEW_CONVERT_EXPR
5834 to the floating point type.
5836 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5838 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5839 TFmode op0 to register.
5841 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5843 * c-decl.c (grokdeclarator): Comment typo.
5845 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5847 * tree-flow.h: Remove prototype for computed_goto_p.
5848 * tree-cfg.c (computed_goto_p): Make static.
5850 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5853 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5854 (contains_aligned_value_p): This. Handle _Decimal128.
5855 (ix86_function_arg_boundary): Only align _Decimal128 to its
5856 natural boundary and handle it properly.
5858 2008-05-06 Martin Jambor <mjambor@suse.cz>
5860 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5861 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5862 (ipcp_method_set_orig_node): Removed.
5863 (ipcp_cval_get_cvalue_type): Removed.
5864 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5865 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5866 (ipcp_cval_set_cvalue_type): Removed.
5867 (ipcp_cval_get_cvalue): Removed.
5868 (ipcp_cval_set_cvalue): Removed.
5869 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5870 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5871 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5872 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5873 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5874 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5875 (ipcp_get_ith_lattice): Changed parameters.
5876 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5877 (ipcp_lattice_from_jfunc): Changed parameters.
5878 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5879 (ipcp_method_cval_print): Added temporary variable info.
5880 (ipcp_redirect): Removed already unused local variable caller.
5881 (ipcp_redirect): New temporary variable orig_callee_info
5882 (ipcp_redirect): Removed newly unused local variable callee.
5883 (ipcp_redirect): Removed (a bit confusing) local variable type.
5884 (ipcp_insert_stage): Added local variable info.
5885 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5887 (ipcp_formal_create): Removed.
5888 (ipcp_method_cval_set): Removed.
5889 (ipcp_propagate_stage): Renamed lattice variables.
5890 (ipcp_method_cval_set_cvalue_type): Removed.
5891 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5892 (ipcp_print_all_lattices): Changed printed strings to refer to
5893 lattices rather than cvals.
5894 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5895 (ipcp_propagate_const): Changed formal parameters.
5896 (build_const_val): Changed formal parameters.
5897 (ipcp_insert_stage): Removed useless variable cvalue
5898 (build_const_val): Changed formal parameters.
5899 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5900 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5901 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5902 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5903 (ipcp_print_func_profile_counts): Changed string from "method" to
5905 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5906 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5907 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5908 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5909 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5910 (ipcp_lat_is_const): Changed parameters and made inline.
5911 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5912 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5913 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5914 the predicate condition directly
5915 (ipcp_propagate_stage): Added local variable args. Removed local
5916 variable callee. (Both are mere code simplifications.)
5917 (ipcp_method_dont_insert_const): Renamed to
5918 ipcp_node_not_modifiable_p.
5919 (ipcp_node_not_modifiable_p): Made inline.
5920 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5921 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5922 (ipcp_print_all_lattices): Removed variable cvalue
5923 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5926 2008-05-06 Olivier Hainque <hainque@adacore.com>
5928 * tree-sra.c (try_instantiate_multiple_fields): Early return
5929 if field has POINTER_TYPE.
5931 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5933 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5934 by using 'q' specifier for instruction.
5935 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5937 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5939 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5940 Change mode of zero_extract from QImode to HImode.
5941 (sign bit tests peepholes): (Ditto.).
5943 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5945 * config/i386/mmx.md: Remove double backslashes from asm templates.
5946 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5947 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5948 to handle nonimmediate operands.
5949 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5950 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5951 to handle nonimmediate operands.
5952 (*mmx_<code>v2sf3_finite): New insn pattern.
5953 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5954 (mmx_<code>v2sf3): New expander. Use
5955 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5956 (mmx_<plusminus_insn><mode>3): New expander. Use
5957 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5958 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5959 (mmx_add<mode>3): Removed.
5960 (mmx_ssadd<mode>3): Ditto.
5961 (mmx_usadd<mode>3): Ditto.
5962 (mmx_sub<mode>3): Ditto.
5963 (mmx_sssub<mode>3): Ditto.
5964 (mmx_ussub<mode>3): Ditto.
5965 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5966 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5967 to handle nonimmediate operands.
5968 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5970 (mmx_smulv4hi3_highpart): New expander. Use
5971 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5972 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5974 (mmx_umulv4hi3_highpart): New expander. Use
5975 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5976 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5977 (mmx_<code>v4hi3): New expander. Use
5978 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5979 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5980 (mmx_<code>v8qi3): New expander. Use
5981 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5982 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5983 (mmx_<code><mode>3): New expander. Use
5984 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5986 2008-05-05 Jan Hubicka <jh@suse.cz>
5988 PR tree-optimization/36118
5989 * passes.c (pass_init_dump_file): Fix dump header.
5991 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5994 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5995 VCE for function decls.
5997 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5999 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
6001 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6003 * config/i386/i386.md (sat_plusminus): New.
6004 (plusminus_insn): Likewise.
6005 (plusminus_mnemonic): Likewise.
6007 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
6008 (*<addsub><mode>3_cc_overflow): Renamed to ...
6009 (*<plusminus_insn><mode>3_cc_overflow): This.
6010 (*<addsub>si3_zext_cc_overflow): Renamed to ...
6011 (*<plusminus_insn>si3_zext_cc_overflow): This.
6013 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
6014 (<plusminus_insn><mode>3): This.
6015 (*<addsub><mode>3): Renamed to ...
6016 (*<plusminus_insn><mode>3): This.
6017 (<sse>_vm<addsub><mode>3): Renamed to ...
6018 (<sse>_vm<plusminus_insn><mode>3): This.
6019 (sse3_h<addsub>v4sf3): Renamed to ...
6020 (sse3_h<plusminus_insn>v4sf3): This.
6021 (sse3_h<addsub>v2df3): Renamed to ...
6022 (sse3_h<plusminus_insn>v2df3): This.
6023 (<plusminus_insn><mode>3): New.
6024 (*<plusminus_insn><mode>3): Likewise.
6025 (sse2_<plusminus_insn><mode>3): Likewise.
6026 (add<mode>): Removed.
6027 (*add<mode>3): Likewise.
6028 (sse2_ssadd<mode>3): Likewise.
6029 (sse2_usadd<mode>3): Likewise.
6030 (sub<mode>3): Likewise.
6031 (*sub<mode>3): Likewise.
6032 (sse2_sssub<mode>3): Likewise.
6033 (sse2_ussub<mode>3): Likewise.
6035 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
6037 * gthr-single.h: Add in required interface elements as per gthr.h.
6038 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
6039 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
6040 Generalize UNUSED macro.
6041 (__gthread_once): Add.
6042 (__gthread_key_create): Add.
6043 (__gthread_key_delete): Add.
6044 (__gthread_getspecific): Add.
6045 (__gthread_setspecific): Add.
6047 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6049 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6050 the same size types for the indirect reference on the rhs, then
6053 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6055 * config/i386/i386.md
6056 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6057 one insn template instead of template series.
6058 (*xordi_1_rex64): Ditto.
6059 (*xordi_2_rex64): Ditto.
6061 2008-05-05 Ira Rosen <irar@il.ibm.com>
6063 PR tree-optimization/36119
6064 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
6067 2008-06-04 Jan Hubicka <jh@suse.cz>
6069 tree-optimization/36100
6070 * tree-pass.h (pass_O0_always_inline): Declare.
6071 * ipa-inline.c (inline_transform): Remove dead code.
6072 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6073 pass_O0_always_inline): New.
6074 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
6076 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
6078 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
6079 mnemonic in this_param move for TARGET_64BIT.
6081 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
6083 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
6084 (*strmovsi_rex_1): Ditto.
6085 (*strsetsi_1): Ditto.
6086 (*strsetsi_rex_1): Ditto.
6088 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
6089 adddicc expanders using SWI mode iterator.
6091 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
6094 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
6097 2008-05-04 David S. Miller <davem@davemloft.net>
6099 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
6100 (sparc*-*-linux*): Use linux.h in tm_file.
6101 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
6102 compiler defaulting to 32-bit.
6103 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
6105 * config/sparc/linux.h: Remove definitions now obtained
6106 properly from linux.h
6107 * config/sparc/linux64.h: Likewise.
6108 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
6109 don't want this setting for 32-bit builds in a biarch compiler.
6110 * doc/install.texi: Add sparc-linux to list of targets
6111 supporting --enable-targets=all.
6113 2008-05-03 Andrew Pinski <pinskia@gmail.com>
6115 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
6117 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
6119 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
6120 after V4SI_FTYPE_V8HI.
6121 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
6122 case V4SI_FTYPE_V2DF.
6124 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
6126 * doc/invoke.texi (max-flow-memory-locations): Removed.
6127 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
6129 2008-05-03 Richard Guenther <rguenther@suse.de>
6132 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
6134 2008-05-02 David S. Miller <davem@davemloft.net>
6136 * config.gcc (need_64bit_hwint): Document libcpp dependency.
6138 2008-05-02 Simon Baldwin <simonb@google.com>
6141 * c-common.h (warn_array_subscript_range): Removed.
6142 * c-common.c (warn_array_subscript_range): Ditto.
6143 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
6144 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
6146 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6148 * config/i386/i386.c (ix86_special_builtin_type): New.
6149 (bdesc_special_args): Likewise.
6150 (ix86_expand_special_args_builtin): Likewise.
6151 (ix86_init_mmx_sse_builtins): Updated.
6152 (ix86_expand_builtin): Updated.
6153 (ix86_expand_store_builtin): Removed.
6154 (ix86_expand_unop_builtin): Likewise.
6156 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6157 * config/i386/mmintrin.h (__v2sf): Here.
6159 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6161 (_mm_loadl_pi): Likewise.
6162 (_mm_storeh_pi): Replace __v2si with __v2sf.
6163 (_mm_storel_pi): Likewise.
6165 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6166 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6167 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6168 __builtin_ia32_loadlpd.
6170 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6172 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6173 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6174 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6175 (ix86_init_mmx_sse_builtins): Updated.
6176 (ix86_expand_args_builtin): Likewise.
6177 (ix86_expand_builtin): Likewise.
6178 (ix86_expand_unop1_builtin): Renamed to ...
6179 (ix86_expand_unop_vec_merge_builtin): This.
6181 2008-05-01 Jan Hubicka <jh@suse.cz>
6184 * ipa-inline.c (inline_generate_summary): Make static.
6185 (inline_transform): Do not call inlining at -O0; make static.
6186 * passes.c (execute_todo): Add sanity check.
6187 (execute_one_ipa_transform_pass): Execute proper flags.
6189 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
6191 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
6192 (DECL_NONADDRESSABLE_P): Likewise.
6193 * alias.c (record_component_aliases): Fix comment.
6195 2008-05-01 Simon Baldwin <simonb@google.com>
6197 * c-common.h (warn_array_subscript_range): New function.
6198 * c-common.c (warn_array_subscript_range): Ditto.
6199 * tree-vrp.c (check_array_ref): Corrected code to agree with
6200 comment, ignoring only arrays of size 0 or size 1.
6201 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
6203 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6205 * config/i386/i386.c (ix86_builtin_type): Replace
6206 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
6207 (bdesc_args): Updated.
6208 (ix86_init_mmx_sse_builtins): Likewise.
6209 (ix86_expand_args_builtin): Likewise.
6211 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
6214 * doc/extend.texi: Correct __builtin_ia32_palignr.
6216 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6219 * config/i386/i386.c (bdesc_crc32): Removed.
6220 (ix86_expand_crc32): Likewise.
6221 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
6222 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
6223 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
6224 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
6225 UINT_FTYPE_UINT_UCHAR.
6226 (bdesc_args): Updated. Add crc32 builtins.
6227 (ix86_init_mmx_sse_builtins): Updated.
6228 (ix86_expand_args_builtin): Updated to support subreg.
6230 * doc/extend.texi: Correct __builtin_ia32_crc32di.
6232 2008-05-01 Jan Hubicka <jh@suse.cz>
6234 * tree-pass.h (opt_pass): Add IPA_PASS.
6235 (varpool_node, cgraph_node): Forward declare.
6236 (ipa_opt_pass): Define.
6237 (pass_ipa_inline): Turn into ipa_opt_pass.
6238 (pass_apply_inline): Remove.
6239 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
6240 (apply_inline): Turn into ....
6241 (inline_transform): ... this one.
6242 (inline_generate_summary): New function.
6243 (pass_apply_inline): Remove.
6244 * function.h (ipa_opt_pass): Forward declare structure; typedef;
6246 (struct function): Add ipa_transforms_to_apply.
6247 * passes.c (register_one_dump_file): Work on IPA_PASS.
6248 (init_optimization_passes): Remove pass_inline_parameters and
6250 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
6251 (execute_one_pass) ... here; apply transforms when possible.
6252 (add_ipa_transform_pass, execute_ipa_summary_asses,
6253 execute_one_ipa_transform_pass): New.
6254 (execute_ipa_pass_list): Update for IPA_PASS type.
6256 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6258 * config/i386/i386.c (ix86_builtin_type): Add
6259 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
6260 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
6261 (bdesc_args): Add SSE4a builtins.
6262 (ix86_init_mmx_sse_builtins): Updated.
6263 (ix86_expand_args_builtin): Likewise.
6264 (ix86_expand_builtin): Likewise.
6266 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6268 * config/i386/i386.c (ix86_builtin_type): Add
6269 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
6270 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
6271 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
6272 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
6273 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
6274 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
6275 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
6276 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
6277 and DI_FTYPE_DI_DI_INT.
6278 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
6279 (ix86_init_mmx_sse_builtins): Updated.
6280 (ix86_expand_args_builtin): Likewise.
6281 (ix86_expand_builtin): Likewise.
6282 (ix86_expand_binop_imm_builtin): Removed.
6284 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6286 2008-04-30 Richard Guenther <rguenther@suse.de>
6288 PR tree-optimization/32921
6289 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6291 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6293 * config/arm/arm.c (arm_unwind_emit): Use
6294 crtl->all_throwers_are_sibcalls instead of
6295 cfun->all_throwers_are_sibcalls.
6296 (arm_output_fn_unwind): Likewise.
6297 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6298 instead of cfun->uses_pic_offset_table.
6299 (frv_expand_prologue): Likewise.
6300 (frv_frame_pointer_required): Likewise.
6301 (frv_expand_fdpic_call): Likewise.
6302 (frv_emit_movsi): Likewise.
6303 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6304 cfun->returns_pcc_struct instead of
6305 current_function_returns_pcc_struct.
6306 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6307 instead of cfun->calls_eh_return.
6308 (m32c_pushm_popm): Likewise.
6309 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6310 "extern" declaration.
6312 2008-04-30 Richard Guenther <rguenther@suse.de>
6314 PR tree-optimization/21636
6315 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6317 (evaluate_stmt): Print the likely value.
6318 (ccp_visit_stmt): Avoid excessive vertical spacing.
6320 2008-04-30 Rafael Espindola <espindola@google.com>
6322 * builtins.c (fold_call_expr): Return realret.
6323 * tree-ssa-threadedge.c
6324 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6325 __builtin_object_size.
6327 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6329 * gcc.c (wrapper_string): New variable.
6330 (insert_wrapper): New function.
6331 (execute): New option -wrapper.
6332 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6334 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6336 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6337 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6338 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6340 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6341 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6342 config/rs6000/e500crtres64gprctr.asm,
6343 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6344 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6345 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6346 config/rs6000/e500crtsav64gprctr.asm,
6347 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6348 config/rs6000/e500crtsavg64gprctr.asm: New files.
6349 * config/rs6000/t-ppccomm: Add build rules for new files.
6350 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6351 * config/rs6000/t-netbsd: Add build rules for new files.
6352 (LIB2FUNCS_STATIC_EXTRA): New variable.
6353 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6354 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6355 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6357 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6359 * config/i386/i386.c (ix86_builtin_type): Add
6360 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6361 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6362 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6363 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6364 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6365 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6366 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6367 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6368 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6369 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6370 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6371 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6372 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6373 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6374 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6375 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6376 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6377 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6378 V1DI_FTYPE_V2SI_V2SI.
6379 (bdesc_2arg): Moved to ...
6381 (ix86_init_mmx_sse_builtins): Updated.
6382 (ix86_expand_args_builtin): Updated. Take a pointer
6383 to const struct builtin_description. Handle comparison
6385 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6386 (ix86_expand_builtin): Updated.
6388 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6389 (ssse3_pmaddubsw128): This.
6390 (ssse3_pmaddubswv4hi3): Renamed to ...
6391 (ssse3_pmaddubsw): This.
6393 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6394 (__builtin_ia32_packssdw128): Likewise.
6395 (__builtin_ia32_packuswb128): Likewise.
6396 (__builtin_ia32_pmaddubsw): Likewise.
6397 (__builtin_ia32_pmaddubsw128): Likewise.
6399 2008-04-30 Richard Guenther <rguenther@suse.de>
6401 PR tree-optimization/14847
6402 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6403 (recognize_bits_test): Use it.
6404 (recognize_single_bit_test): Likewise.
6406 2008-04-30 Martin Jambor <mjambor@suse.cz>
6408 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6409 instead of setting number of formal parameters to zero.
6410 (ipcp_init_stage): Do not set the number of actual parameters to zero
6412 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6413 which are called with variable number of arguments.
6414 (ipcp_insert_stage): Explicitely skipping all nodes which are
6415 called with variable number of arguments.
6416 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6417 number of parameters.
6419 * ipa-prop.h (struct ipa_node_params): Added flag
6420 called_with_var_arguments
6421 (ipa_set_param_count): Added. Changed sole setter to use it.
6422 (ipa_get_param_count): Added. All readers of param_count
6423 converted to use it instead.
6424 (ipa_set_called_with_variable_arg): Added.
6425 (ipa_is_called_with_var_arguments): Added.
6426 (ipa_get_ith_param): Added. All readers of param_decls converted
6428 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6430 (ipa_get_cs_argument_count): Added, all readers of argument_count
6432 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6435 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6436 (struct ipcp_lattice): Renamed cval_type to type
6437 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6439 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6440 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6441 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6442 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6443 (build_const_val): Changed the type of parameter cvalue to tree
6444 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6445 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6447 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6450 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6451 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6452 (ipa_add_method): Renamed to ipa_push_func_to_list
6453 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6454 (ipa_callsite_param_count): Removed.
6455 (ipa_callsite_param_count_set): Removed.
6456 (ipa_callsite_param): Removed.
6457 (ipa_callsite_callee): Removed.
6458 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
6459 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
6460 (ipa_method_formal_count): Removed.
6461 (ipa_method_formal_count_set): Removed.
6462 (ipa_method_get_tree): Removed.
6463 (ipa_method_tree_map_create): Removed.
6464 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
6465 (ipa_create_param_decls_array): Creates the array itself
6466 (ipa_create_param_decls_array): Temporary variable info instead of
6468 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
6469 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
6470 (get_type): Removed.
6471 (ipa_jf_get_info_type): Removed.
6472 (ipa_node_create): Renamed to ipa_create_node_params
6473 (ipa_free): Renamed to ipa_free_all_node_params
6474 (ipa_nodes_create): Renamed to ipa_create_all_node_params
6475 (ipa_edges_create): Renamed to ipa_create_all_edge_args
6476 (ipa_edges_free): Renamed to ipa_free_all_edge_args
6477 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
6478 (ipa_free_all_node_params): Deallocation to jump_functions moved to
6479 ipa_free_all_edge_args
6480 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6481 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6482 (ipa_create_methodlist_node): Removed.
6483 (ipa_methodlist_method): Removed.
6484 (ipa_methodlist_method_set): Removed.
6485 (ipa_methodlist_next_method): Removed.
6486 (ipa_methodlist_next_method_set): Removed.
6487 (ipa_method_is_modified): Removed.
6488 (ipa_method_modify_create): Removed.
6489 (ipa_method_modify_init): Temporary variable info instead of a few
6491 (ipa_detect_param_modifications): Temporary variable info instead of
6493 (ipa_compute_jump_functions): Temporary variable info instead of
6495 (ipa_method_modify_set): Removed.
6496 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6497 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6498 than craph_node as the first parameter.
6499 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6500 (ipa_method_modify_init): Removed.
6501 (ipa_compute_jump_functions): Added a temp variable instead of
6502 repeatadly dereferencing the cgraph_edge.aux pointer
6503 (ipa_callsite_param_set_type): Removed.
6504 (ipa_compute_jump_functions): i renamed to index and moved to
6506 (ipa_callsite_param_set_info_type_formal): Removed.
6507 (ipa_callsite_param_set_info_type): Removed.
6508 (ipa_callsite_param_map_create): Removed.
6509 (ipa_callsite_tree): Removed.
6510 (ipa_callsite_caller): Removed.
6511 (ipa_pop_func_from_list): return_method removed to return_func
6513 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6514 prefixed all values with IPA_. Changed all users.
6515 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6516 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6517 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6518 (union parameter_info): Renamed to jump_func_value.
6519 (union jump_func_value): Renamed value to constant
6520 (struct ipa_jump_func): Renamed info_type to value
6521 (struct ipa_node): Renamed to ipa_node_params
6522 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6523 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6524 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6525 (struct ipa_edge): Renamed to ipa_edge_args
6526 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6527 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6528 (struct ipa_methodlist): Renamed to ipa_func_list
6529 (struct ipa_func_list): method_p renamed to node, next_method
6531 (ipa_methodlist_p): Removed, switched all users to struct pointer
6532 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6534 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6536 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6537 (rs6000_emit_epilogue): Use backchain to restore only when we
6538 have a large frame. Make use of frame pointer to restore if we
6539 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6541 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6543 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6544 Add mode to zero_extract.
6545 (sign bit tests peepholes): (Ditto.).
6547 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6549 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6550 Instructions in comments with SSE3.
6551 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6552 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6553 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6554 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6555 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6556 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6557 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6558 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6559 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6560 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6561 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6562 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6563 (bdesc_sse_args): Renamed to ...
6564 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6565 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6566 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6568 (bdesc_1arg): Moved to ...
6570 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6571 Instructions in comments with SSE3.
6572 (ix86_expand_sse_operands_builtin): Renamed to ...
6573 (ix86_expand_args_builtin): This. Updated.
6574 (ix86_expand_unop1_builtin): Update comments.
6575 (ix86_expand_builtin): Updated.
6577 2008-04-29 Richard Guenther <rguenther@suse.de>
6579 PR tree-optimization/36078
6580 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6581 Update virtual SSA form after cleaning up the CFG.
6583 2008-04-29 Richard Guenther <rguenther@suse.de>
6586 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6588 2008-04-29 Richard Guenther <rguenther@suse.de>
6590 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6591 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6592 (compute_flow_insensitive_aliasing): Do not treat
6593 PTR_IS_REF_ALL pointers special.
6594 (get_smt_for): Likewise.
6595 (may_alias_p): Re-structure.
6596 (is_escape_site): A ref-all pointer conversion is not an escape site.
6597 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6598 PTR_IS_REF_ALL pointers special.
6599 * tree-ssa-structalias.h (struct alias_info): Remove
6600 ref_all_symbol_mem_tag field.
6601 (PTR_IS_REF_ALL): Remove.
6603 2008-04-29 Richard Guenther <rguenther@suse.de>
6606 * fold-const.c (extract_muldiv_1): In combining division constants
6607 make sure to never overflow.
6609 2008-04-29 Nick Clifton <nickc@redhat.com>
6611 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6613 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6616 * optc-gen.awk: Work around HP-UX/IA awk bug.
6618 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6620 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6623 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6626 * config/i386/i386.md
6627 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6628 Change operand 1 predicate to nonimmediate_operand.
6630 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6633 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6635 * gengtype.c (walk_type, write_func_for_structure): Handle
6637 * doc/gty.texi: Document chain_circular.
6639 2008-04-28 Richard Guenther <rguenther@suse.de>
6641 PR tree-optimization/36066
6642 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6645 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6648 * config/i386/i386.md
6649 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6650 Use match_scratch instead of match_operand for operands 3 and 4.
6652 2008-04-27 Richard Guenther <rguenther@suse.de>
6654 PR tree-optimization/18754
6655 PR tree-optimization/34223
6656 * tree-pass.h (pass_complete_unrolli): Declare.
6657 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6658 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6659 Rewrite loop into loop closed SSA form if it is not already.
6660 (tree_unroll_loops_completely): Re-structure to iterate over
6661 innermost loops with intermediate CFG cleanups.
6662 Unroll outermost loops only if requested or the code does not grow
6664 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6665 loops are available.
6666 (tree_vectorize): Instead do so here.
6667 (tree_complete_unroll): Also unroll outermost loops.
6668 (tree_complete_unroll_inner): New function.
6669 (gate_tree_complete_unroll_inner): Likewise.
6670 (pass_complete_unrolli): New pass.
6671 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6672 uses outside of the loop.
6673 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6674 form if it is available.
6675 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6676 * passes.c (init_optimization_passes): Schedule complete inner
6677 loop unrolling pass before the first CCP pass after final inlining.
6679 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6681 * targhooks.h (default_emutls_var_fields,
6682 default_emutls_var_init): Declare.
6683 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6684 * target.h (struct gcc_target): Add struct emutls member.
6685 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6686 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6687 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6688 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6689 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6690 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6691 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6692 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6693 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6694 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6695 emit debug information.
6696 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6697 * varasm.c: Include targhooks.h.
6698 (emutls_object_section, emutls_tmpl_section): New.
6699 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6700 (EMUTLS_SEPARATOR): New.
6702 (get_emutls_object_name): New.
6703 (default_emutls_var_fields): New, broken out of ...
6704 (get_emutls_object_type): ... here. Adjust to use target hooks.
6705 (get_emutls_init_templ_addr): Adjust to use target hooks.
6706 (emutls_decl): Adjust to use target hooks.
6707 (emutls_finish): Likewise.
6708 (default_emutls_var_init): New, broken out of ...
6709 (assemble_variable): ... here. Adjust to use target hooks.
6710 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6712 * c-common.c (handle_section_attribute): Prevent overriding
6713 sections for emulated tls with special sections.
6714 * config/i386/i386.c (x86_64_elf_select_section): Add
6715 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6716 (x86_64_elf_unique_section): Likewise.
6717 * config/vxworks.c: Include tree.h.
6718 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6719 (vxworks_override_options): Set TLS scheme.
6720 * doc/tm.texi (Emulated TLS): New node.
6722 2008-04-26 Simon Baldwin <simonb@google.com>
6725 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6726 with propagated string constants.
6728 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6730 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6731 constraint for operand 2 when operand 0 is memory operand.
6732 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6733 operand 0 is memory operand.
6734 (fix_trunc<mode>_i387_with_temp): Ditto.
6735 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6736 operand 2 when operand 1 is memory operand.
6737 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6738 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6739 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6740 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6741 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6742 operands 2,3 and 4 when operand 1 is memory operand.
6743 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6745 (fistdi2_floor_with_temp): Ditto.
6746 (fist<mode>2_floor_with_temp): Ditto.
6747 (fistdi2_ceil_with_temp): Ditto.
6748 (fist<mode>2_ceil_with_temp): Ditto.
6749 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6751 2008-04-26 David Daney <ddaney@avtrex.com>
6753 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6755 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6756 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6757 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6758 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6759 (compare_and_swap_12): New insn.
6760 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6761 * config/mips/mips.c (mips_force_binary): New function.
6762 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6763 (mips_expand_compare_and_swap_12): New function.
6764 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6766 2008-04-25 Jan Hubicka <jh@suse.cz>
6769 * cfgexpand.c (pass_expand): Turn into RTL pass.
6770 * passes.c (execute_one_pass): Do pass typechecking after execution.
6771 * tree-pass.h (pass_expand): Turn into RTL pass.
6773 * function.h (struct rtl_data): Move here fields
6774 accesses_prior_frames, calls_eh_return, saves_all_registers,
6775 has_nonlocal_goto, has_asm_statement, is_thunk,
6776 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6777 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6778 arg_pointer_save_area_init from struct function; turn into bool.
6779 (struct function): Move
6780 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6781 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6782 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6783 tail_call_emit, arg_pointer_save_area_init
6784 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6785 (current_function_returns_struct, current_function_returns_pcc_struct,
6786 current_function_calls_setjmp, current_function_calls_alloca,
6787 current_function_accesses_prior_frames,
6788 current_function_calls_eh_return, current_function_is_thunk,
6789 current_function_stdarg, current_function_profile,
6790 current_function_limit_stack, current_function_uses_pic_offset_table,
6791 current_function_uses_const_pool, current_function_has_nonlocal_label,
6792 current_function_saves_all_registers,
6793 current_function_has_nonlocal_goto,
6794 current_function_has_asm_statement): Remove accesor macros.
6795 * ra-conflict.c (global_conflicts): Update.
6796 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6797 (suitable_for_tail_call_opt_p): Update.
6798 * builtins.c (expand_builtin_return_addr): Update.
6799 (expand_builtin_setjmp_setup): Update.
6800 (expand_builtin_nonlocal_goto): Update.
6801 * final.c (final_start_function): Update.
6802 (profile_function): Update.
6803 (leaf_function_p): Update.
6804 (only_leaf_regs_used): Update.
6805 * df-scan.c (df_get_exit_block_use_set): Update.
6806 * dojump.c (clear_pending_stack_adjust): Update.
6807 * tree-stdarg.c (gate_optimize_stdarg): Update.
6808 * gimple-low.c (lower_function_body): Update.
6809 * global.c (compute_regsets): Update.
6810 (global_alloc): Update.
6811 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6812 * expr.c (expand_assignment): Update.
6813 * dse.c (dse_step0): Update.
6814 (dse_step1): Update.
6815 * c-decl.c (store_parm_decls): Update.
6816 * local-alloc.c (combine_regs): Update.
6817 (find_free_reg): Update.
6818 * function.c (assign_parms_augmented_arg_list): Update.
6819 (assign_parm_find_data_types): Update.
6820 (assign_parms): Update.
6821 (allocate_struct_function): Update.
6822 (expand_function_start): Update.
6823 (expand_function_end): Update.
6824 (get_arg_pointer_save_area): Update.
6825 (thread_prologue_and_epilogue_insns): Update.
6826 (rest_of_match_asm_constraints): Update.
6827 * stor-layout.c (variable_size): Update.
6828 * gcse.c (gcse_main): Update.
6829 (bypass_jumps): Update.
6830 * gimplify.c (gimplify_function_tree): Update.
6831 * calls.c (emit_call_1): Update.
6832 (expand_call): Update.
6833 * bt-load.c (compute_defs_uses_and_gen): Update.
6834 * except.c (sjlj_assign_call_site_values): Update.
6835 (sjlj_emit_function_enter): Update.
6836 (can_throw_external): Update.
6837 (set_nothrow_function_flags): Update.
6838 (expand_builtin_unwind_init): Update.
6839 (expand_eh_return): Update.
6840 (convert_to_eh_region_ranges): Update.
6841 (output_function_exception_table): Update.
6842 * emit-rtl.c (gen_tmp_stack_mem): Update.
6843 * cfgexpand.c (expand_used_vars): Update.
6844 (tree_expand_cfg): Update.
6845 * cfgcleanup.c (rest_of_handle_jump): Update.
6846 * explow.c (allocate_dynamic_stack_space): Update.
6847 * varasm.c (assemble_start_function): Update.
6848 (force_const_mem): Update.
6849 (mark_constant_pool): Update.
6850 * tree-optimize.c (tree_rest_of_compilation): Update.
6851 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6852 * tree-cfg.c (notice_special_calls): Update.
6853 (is_ctrl_altering_stmt): Update.
6854 (tree_can_make_abnormal_goto): Update.
6855 (tree_purge_dead_abnormal_call_edges): Update.
6856 * config/alpha/predicates.md: Update.
6857 * config/alpha/alpha.c (alpha_sa_mask): Update.
6858 (alpha_sa_size): Update.
6859 (alpha_does_function_need_gp): Update.
6860 (alpha_expand_prologue): Update.
6861 (alpha_start_function): Update.
6862 (alpha_output_function_end_prologue): Update.
6863 (alpha_expand_epilogue): Update.
6864 * config/frv/frv.c (frv_stack_info): Update.
6865 (frv_expand_epilogue): Update.
6866 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6867 (s390_register_info): Update.
6868 (s390_frame_info): Update.
6869 (s390_init_frame_layout): Update.
6870 (s390_can_eliminate): Update.
6871 (save_gprs): Update.
6872 * config/spu/spu.c (spu_split_immediate): Update.
6873 (need_to_save_reg): Update.
6874 (spu_expand_prologue): Update.
6875 (spu_expand_epilogue): Update.
6876 * config/sparc/sparc.md: Update.
6877 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6878 (sparc_tls_got): Update.
6879 (legitimize_pic_address): Update.
6880 (sparc_emit_call_insn): Update.
6881 (sparc_expand_prologue): Update.
6882 (output_return): Update.
6883 (print_operand): Update.
6884 (sparc_function_ok_for_sibcall): Update.
6885 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6886 * config/m32r/m32r.md: Update.
6887 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6888 (m32r_compute_frame_size): Update.
6889 (m32r_expand_prologue): Update.
6890 (m32r_expand_epilogue): Update.
6891 (m32r_legitimize_pic_address): Update.
6892 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6893 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6894 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6896 (ix86_save_reg): Update.
6897 (ix86_compute_frame_layout): Update.
6898 (ix86_expand_prologue): Update.
6899 (ix86_expand_epilogue): Update.
6900 * config/sh/sh.c (output_stack_adjust): Update.
6901 (calc_live_regs): Update.
6902 (sh5_schedule_saves): Update.
6903 (sh_expand_prologue): Update.
6904 (sh_expand_epilogue): Update.
6905 (sh_setup_incoming_varargs): Update.
6906 (sh_allocate_initial_value): Update.
6907 (sh_get_pr_initial_val): Update.
6908 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6909 * config/sh/sh.md (label:): Update.
6910 * config/avr/avr.c (out_movhi_mr_r): Update.
6911 * config/crx/crx.h (enum): Update.
6912 * config/xtensa/xtensa.h (along): Update.
6913 * config/stormy16/stormy16.c Update.
6914 (xstormy16_compute_stack_layout): Update.
6915 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6916 (fr30_expand_prologue): Update.
6917 * config/cris/cris.c (cris_conditional_register_usage): Update.
6918 (cris_reg_saved_in_regsave_area): Update.
6919 (cris_initial_frame_pointer_offset): Update.
6920 (cris_simple_epilogue): Update.
6921 (cris_expand_prologue): Update.
6922 (cris_expand_epilogue): Update.
6923 (cris_expand_pic_call_address): Update.
6924 (cris_asm_output_symbol_ref): Update.
6925 (cris_asm_output_label_ref): Update.
6926 * config/cris/cris.md Update.
6927 * config/iq2000/iq2000.c (compute_frame_size): Update.
6928 (iq2000_expand_epilogue): Update.
6929 * config/mt/mt.h (save_direction): Update.
6930 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6931 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6932 (ia64_secondary_reload_class): Update.
6933 * config/m68k/m68k.c (m68k_save_reg): Update.
6934 (m68k_expand_prologue): Update.
6935 (m68k_expand_epilogue): Update.
6936 (legitimize_pic_address): Update.
6937 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6938 (first_reg_to_save): Update.
6939 (first_altivec_reg_to_save): Update.
6940 (compute_vrsave_mask): Update.
6941 (compute_save_world_info): Update.
6942 (rs6000_stack_info): Update.
6943 (spe_func_has_64bit_regs_p): Update.
6944 (rs6000_ra_ever_killed): Update.
6945 (rs6000_emit_eh_reg_restore): Update.
6946 (rs6000_emit_allocate_stack): Update.
6947 (rs6000_emit_prologue): Update.
6948 (rs6000_emit_epilogue): Update.
6949 (rs6000_output_function_epilogue): Update.
6950 (output_profile_hook): Update.
6951 (rs6000_elf_declare_function_name): Update.
6952 * config/rs6000/rs6000.h (rs6000_args): Update.
6953 * config/rs6000/rs6000.md: Update.
6954 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6955 * config/arc/arc.c (arc_output_function_epilogue): Update.
6956 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6957 * config/darwin.c (machopic_function_base_name): Update.
6958 * config/score/score3.c (score3_compute_frame_size): Update.
6961 (score3_epilogue): Update.
6962 * config/score/score7.c (score7_compute_frame_size): Update.
6963 (score7_prologue): Update.
6964 (score7_epilogue): Update.
6965 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6966 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6967 * config/arm/arm.c (use_return_insn): Update.
6968 (require_pic_register): Update.
6969 (arm_load_pic_register): Update.
6970 (arm_compute_save_reg0_reg12_mask): Update.
6971 (arm_compute_save_reg_mask): Update.
6972 (thumb1_compute_save_reg_mask): Update.
6973 (output_return_instruction): Update.
6974 (arm_output_function_prologue): Update.
6975 (arm_output_epilogue): Update.
6976 (arm_get_frame_offsets): Update.
6977 (arm_expand_prologue): Update.
6978 (thumb_pushpop): Update.
6979 (thumb_exit): Update.
6980 (thumb1_expand_prologue): Update.
6981 (thumb1_expand_epilogue): Update.
6982 (arm_unwind_emit): Update.
6983 (arm_output_fn_unwind): Update.
6984 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6985 * config/arm/arm.md: Update.
6986 * config/pa/pa.md: Update.
6987 * config/pa/pa.c (legitimize_pic_address): Update.
6988 (compute_frame_size): Update.
6989 (hppa_expand_prologue): Update.
6990 (hppa_expand_epilogue): Update.
6991 (borx_reg_operand): Update.
6992 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6993 (HARD_REGNO_RENAME_OK): Update.
6994 * config/mips/mips.c (mips_global_pointer): Update.
6995 (mips_save_reg_p): Update.
6996 (mips_compute_frame_info): Update.
6997 (mips_frame_pointer_required): Update.
6998 (mips_expand_prologue): Update.
6999 (mips_expand_epilogue): Update.
7000 (mips_can_use_return_insn): Update.
7001 (mips_reorg_process_insns): Update.
7002 * config/v850/v850.c (compute_register_save_size): Update.
7003 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
7004 * config/mmix/mmix.c (along): Update.
7005 (mmix_expand_epilogue): Update.
7006 * config/bfin/bfin.c (legitimize_pic_address): Update.
7007 (must_save_p): Update.
7008 (stack_frame_needed_p): Update.
7009 (add_to_reg): Update.
7010 (bfin_expand_prologue): Update.
7011 * stmt.c (expand_asm_operands): Update.
7012 * reload1.c (reload): Update.
7013 (init_elim_table): Update.
7015 2008-04-25 Bob Wilson <bob.wilson@acm.org>
7017 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
7019 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7021 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
7022 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
7023 (mov<mode>): Removed.
7024 (*movv4sf_internal): Likewise.
7025 (*movv2df_internal): Likewise.
7027 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
7029 * config.gcc (crx-*-elf): Remove deprecation.
7031 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7033 * config/i386/cygming-crtend.c (register_frame_ctor): Register
7034 __gcc_deregister_frame with atexit.
7035 (deregister_frame_dtor): Remove.
7037 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
7038 Nathan Sidwell <nathan@codesourcery.com>
7040 * config/rs6000/rs6000.opt (mspe): Remove Var property.
7042 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7043 (rs6000_isel): Likewise.
7044 * config/rs6000/rs6000.c (rs6000_spe): New variable.
7045 (rs6000_isel): New variable.
7046 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7048 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7051 * c-common.c (handle_vector_size_attribute): Call
7052 lang_hooks.types.reconstruct_complex_type instead of
7053 reconstruct_complex_type.
7054 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7055 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7056 * langhooks.h (struct lang_hooks_for_types): Add
7057 reconstruct_complex_type hook.
7058 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7059 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
7061 2008-04-24 Richard Guenther <rguenther@suse.de>
7063 * c-common.h (check_builtin_function_arguments): Declare.
7064 * c-common.c (validate_nargs): New function.
7065 (check_builtin_function_arguments): Likewise.
7066 * c-typeck.c (build_function_call): Call
7067 check_builtin_function_arguments.
7068 * builtins.c (fold_builtin_classify): Remove error reporting code.
7069 (fold_builtin_unordered_cmp): Likewise.
7070 (fold_builtin_1): Likewise.
7071 (fold_builtin_n): Likewise.
7073 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7075 PR tree-optimization/36008
7076 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
7077 the original op1, rather than delta by step.
7079 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
7080 Sebastian Pop <sebastian.pop@amd.com>
7082 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7083 eliminate_local_variables_stmt, eliminate_local_variables,
7084 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7085 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7086 of code delimited by two edges in the CFG.
7087 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7088 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7089 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7090 the case of parallelisation of reductions.
7091 (expr_invariant_in_region_p): New.
7093 * tree-flow.h (gather_blocks_in_sese_region): Declared.
7094 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7096 2008-04-24 Ira Rosen <irar@il.ibm.com>
7097 Richard Guenther <rguenther@suse.de>
7099 PR tree-optimization/36034
7100 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
7101 incapable of dealing with loads with gaps.
7103 2008-04-24 Rafael Espindola <espindola@google.com>
7105 * tree-flow.h (vrp_evaluate_conditional): Change signature.
7106 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7107 vrp_evaluate_conditional.
7108 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
7109 (vrp_evaluate_conditional): Split the cond argument.
7110 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
7111 (simplify_stmt_for_jump_threading): Update call to
7112 vrp_evaluate_conditional.
7114 2008-04-24 Ira Rosen <irar@il.ibm.com>
7116 PR tree-optimization/35982
7117 * tree-vect-analyze.c (vect_check_interleaving): Check that the
7118 interleaved data-refs are of the same type.
7120 2008-04-24 Danny Smith <dannysmith@users.net>
7122 * c-format.c (check_format_info_main): Use strncmp rather than a
7123 magic prefix to handle multichar length specs.
7124 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
7125 Don't prefix "I64" and "I32" with '\0'.
7127 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7130 * config/i386/i386.c (init_cumulative_args): Don't pass anything
7131 in registers for -m32 only if stdarg_p (fntype).
7133 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
7135 PR rtl-optimization/36006
7136 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
7137 temp to op0 in order to avoid invalid rtx sharing.
7139 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7141 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
7142 check TREE_INVARIANT.
7143 * tree-gimple.c (is_gimple_address): New.
7144 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
7145 * tree-gimple.h (is_gimple_address): New.
7146 * tree.h (decl_address_invariant_p): New.
7147 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
7148 (build_string): Likewise.
7149 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7150 (tree_invariant_p_1): Likewise.
7151 (save_expr): Use it.
7152 (tree_invariant_p): New.
7153 (skip_simple_arithmetic): Use it.
7154 (stabilize_reference_1): Use it.
7155 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7157 (build1_stat): Drop code to compute TREE_INVARIANT.
7158 (build2_stat): Drop code to compute TREE_INVARIANT.
7159 (build3_stat): Drop code to compute TREE_INVARIANT.
7160 (build4_stat): Drop code to compute TREE_INVARIANT.
7161 (build5_stat): Drop code to compute TREE_INVARIANT.
7162 (build7_stat): Drop code to compute TREE_INVARIANT.
7163 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7164 * tree.h (struct tree_base): Remove invariant_flag.
7165 (TREE_INVARIANT): Remove.
7166 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7167 (fold_builtin_expect): Check TREE_CONSTANT.
7168 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7169 * c-tree.h (c_expr_to_decl): Drop third parameter.
7170 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7171 (build_c_cast): Don't set TREE_INVARIANT.
7172 (pop_init_level): Don't set TREE_INVARIANT.
7173 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7174 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
7176 (gimplify_init_constructor): Don't set TREE_INVARIANT.
7177 (gimplify_addr_expr): Adjust comment.
7178 * tree-mudflap.c (mf_build_string):
7179 * print-tree.c (print_node): Don't print TREE_INVARIANT.
7180 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
7181 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
7182 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
7183 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
7184 * langhooks.h (struct lang_hooks): Drop third parameter from
7187 2008-04-23 Richard Guenther <rguenther@suse.de>
7189 PR tree-optimization/27799
7190 PR tree-optimization/32921
7191 PR tree-optimization/32624
7192 * tree-ssa-structalias.c (merge_smts_into): Only merge the
7193 SMTs aliases and the tag itself into the solution.
7194 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
7195 merge the points-to solution back into the SMT aliases.
7196 (may_alias_p): Use alias_set_subset_of instead of
7197 aliases_conflict_p. A pointer which points to
7198 memory with alias set zero may access any variable.
7200 2008-04-23 Richard Guenther <rguenther@suse.de>
7202 * alias.c (alias_set_subset_of): Correctly handle asking
7203 if zero is a subset of an alias set with zero child.
7204 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
7205 (compute_flow_insensitive_aliasing): Correctly walk all
7206 pointers. Do not unnecessarily union sets.
7208 2008-04-23 Richard Guenther <rguenther@suse.de>
7211 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
7213 2008-04-22 Tomas Bily <tbily@suse.cz>
7215 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
7217 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
7219 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7220 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7221 * tree-inline.c (estimate_num_insns_1): Likewise.
7222 * varasm.c (const_hash_1, compare_constant, copy_constant)
7223 (compute_reloc_for_constant, output_addressed_constants): Likewise.
7224 * emit-rtl.c (component_ref_for_mem_expr)
7225 (set_mem_attributes_minus_bitpos): Likewise.
7226 * expr.c (highest_pow2_factor, expand_expr_real_1, )
7227 (is_aligning_offset): Likewise.
7228 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
7229 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7230 * dojump.c (do_jump): Likewise.
7231 * builtins.c (get_pointer_alignment, get_memory_rtx)
7232 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
7233 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
7235 2008-04-23 Jakub Jelinek <jakub@redhat.com>
7237 PR rtl-optimization/36017
7238 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
7239 expanding the library call.
7241 2008-04-22 Ian Lance Taylor <iant@google.com>
7243 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
7246 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
7248 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
7249 of LR/CTR moves for Power6.
7251 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7254 * passes.c (init_optimization_passes): Remove
7255 pass_fast_rtl_byte_dce.
7257 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
7260 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
7261 builtin functions to generate faster code.
7262 (_mm_cvtpu16_ps): Ditto.
7263 (_mm_cvtpi32x2_ps): Ditto.
7265 2008-04-22 Nick Clifton <nickc@redhat.com>
7267 * common.opt (ftree-loop-distribution): Add Optimization
7270 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
7271 (frv_expand_builtin_va_start): Likewise.
7273 * config/arm/arm.c (thumb_find_work_register): Fix location of
7274 argument register count.
7276 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7278 Support scheduling for ColdFire V1 and V3 microarchitecture.
7279 Improve scheduling of multiplication instructions.
7281 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
7282 (mac): New instruction attribute.
7283 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
7284 (m68k_sched_mac): New variable.
7285 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7286 Handle cfv1 and cfv3.
7287 (max_insn_size): New static variable.
7288 (struct _sched_ib): New type.
7289 (sched_ib): New static variable.
7290 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7291 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7292 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7294 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7295 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7296 new variables. Update.
7297 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7298 Add modeling of cfv3 instruction buffer. Update.
7299 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7300 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7301 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7302 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7303 a particular reservation applies to.
7304 (type2): Reorganize attribute values. Rename alu to alu_reg,
7305 alu_l to alu, move_l to omove. Join move to alu. Split mul
7307 (cf_ib_*): Simplify description of instruction buffer.
7308 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7309 (cf_mem): Split into cf_mem1 and cf_mem2.
7310 (cf_v2_move_??): Rename to cfv12_alu_??.
7311 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7312 (cf_v2_mul_??): Remove reservations.
7313 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7314 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7315 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7317 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7318 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7319 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7320 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7321 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7322 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7323 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7324 expansions of the above reservations for instructions of sizes
7327 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7329 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7331 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7333 * coverage.c: Include tree-pass.h.
7334 (coverage_counter_alloc): Print da_file_name to the dump file.
7336 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7338 * sbitmap.c (sbitmap_range_empty_p): New function.
7339 * sbitmap.h (sbitmap_range_empty_p): New function.
7340 * bitmap.h: Now includes obstack.h.
7342 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7343 Kenneth Zadeck <zadeck@naturalbridge.com>
7345 * dbgcnt.def (ra_byte_scan): Added.
7346 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7347 when the last hit happens for a counter.
7348 * timevar.def (TV_DF_BYTE_LR): New variable.
7349 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7350 * passes.c (pass_fast_rtl_byte_dce): New pass.
7351 * fwprop.c (update_df): Added mode to call df_ref_create.
7352 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7353 DF_REF_EXTRACT_OFFSET.
7354 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7355 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7357 (df_ref_extract): Added mode field.
7358 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7359 DF_REF_EXTRACT_OFFSET.
7360 (DF_REF_EXTRACT_MODE): New macro.
7361 (df_byte_lr_bb_info): New structure.
7362 (df_print_byte_regset, df_compute_accessed_bytes,
7363 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7364 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7365 df_byte_lr_simulate_uses,
7366 df_byte_lr_simulate_artificial_refs_at_top,
7367 df_byte_lr_simulate_artificial_refs_at_end,
7368 df_compute_accessed_bytes): New function.
7369 (df_ref_create): Add parameter.
7370 (df_byte_lr_get_bb_info): New inline function.
7371 * df-scan.c (df_ref_record, df_uses_record,
7372 df_ref_create_structure): Added mode parameter.
7373 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7374 df_defs_record, df_uses_record, df_get_conditional_uses,
7375 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7376 df_entry_block_defs_collect, df_exit_block_uses_collect):
7377 Added mode parameter to calls to df_ref_record, df_uses_record,
7378 df_ref_create_structure.
7379 (df_ref_equal_p, df_ref_compare): Added test for modes.
7380 (df_ref_create_structure): Added code to set mode. Renamed
7381 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7382 DF_REF_EXTRACT_OFFSET.
7383 * df-core.c (df_print_byte_regset): New function.
7384 * df-byte-scan.c: New file.
7385 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7386 calls to BITMAP_FREE.
7387 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7388 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7389 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7390 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7391 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7392 df_byte_lr_local_compute, df_byte_lr_init,
7393 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7394 df_byte_lr_transfer_function, df_byte_lr_free,
7395 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7396 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7397 df_byte_lr_simulate_uses,
7398 df_byte_lr_simulate_artificial_refs_at_top,
7399 df_byte_lr_simulate_artificial_refs_at_end): New function.
7400 * dce.c (byte_dce_process_block): New function.
7401 (dce_process_block): au is now passed in rather than computed
7402 locally. Changed loops that look at artificial defs to not look
7403 for conditional or partial ones, because there never are any.
7404 (fast_dce): Now is able to drive byte_dce_process_block or
7405 dce_process_block depending on the kind of dce being done.
7406 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7407 (rest_of_handle_fast_byte_dce): New function.
7408 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7409 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7411 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7414 * gcc.h: Added fortran options that take arguments to
7415 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7418 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7420 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7421 scalarization if on the LHS and not a full access.
7423 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7425 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7427 2008-04-18 Rafael Espindola <espindola@google.com>
7429 * tree-vrp.c (find_case_label_index): Fix the binary search.
7430 (find_case_label_range): New.
7431 (vrp_visit_switch_stmt): Use find_case_label_range.
7432 (simplify_switch_using_ranges): Use find_case_label_range.
7434 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7436 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7437 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7439 2008-04-18 Tom Tromey <tromey@redhat.com>
7442 * doc/cpp.texi (Implementation-defined behavior): Mention
7445 2008-04-18 Ian Lance Taylor <iant@google.com>
7447 * fold-const.c (pointer_may_wrap_p): New static function.
7448 (fold_comparison): Add another test for pointer overflow. Use
7449 pointer_may_wrap_p to disable some false positives.
7451 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7453 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7454 (fname_as_string): Match updated cpp_interpret_string prototype.
7455 (fix_string_type): Support char16_t* and char32_t*.
7456 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7457 derivative) nodes. Register as builtin if C++0x.
7458 (c_parse_error): Support CPP_CHAR{16,32}.
7459 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
7460 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
7461 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
7462 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
7463 CTI_CHAR32_ARRAY_TYPE>: New elements.
7464 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
7465 char32_type_node, signed_char32_type_node, char16_array_type_node,
7466 char32_array_type_node): New defines.
7467 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
7468 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
7469 (lex_string): Support CPP_STRING{16,32}, match updated
7470 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
7471 (lex_charconst): Support CPP_CHAR{16,32}.
7472 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
7473 and CPP_STRING{16,32}.
7475 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
7478 * aclocal.m4: Regenerate.
7479 * configure: Regenerate.
7481 2008-04-18 Jan Hubicka <jh@suse.cz>
7483 * except.c (dw2_size_of_call_site_table,
7484 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7486 * cgraphbuild.c (build_cgraph_edges): Update.
7487 * tree-pass.h: Update comment.
7488 * final.c (leaf_function_p): Update.
7489 (leaf_renumber_regs): Update.
7490 (rest_of_clean_state): Update.
7491 * omp-low.c (expand_omp_parallel): Update.
7492 * ipa-reference.c (analyze_function): Update.
7493 * reorg.c (find_end_label): Update.
7494 (optimize_skip): Update.
7495 (fill_simple_delay_slots): Update.
7496 (fill_simple_delay_slots): Update.
7497 (make_return_insns): Update.
7498 (dbr_schedule): Update.
7499 * gimple-low.c (record_vars_into): Update.
7500 * cfgbuild.c (make_edges): Update.
7501 * function.c (assign_stack_local): Update.
7502 (assign_parm_adjust_stack_rtl): Update.
7503 (locate_and_pad_parm): Update.
7504 (allocate_struct_function): Do not initialize stack_alignment_needed
7505 and preferred_stack_boundary here.
7506 (stack_protect_prologue): Update.
7507 (stack_protect_epilogue): Update.
7508 (expand_function_start): Initialize stack_alignment_needed,
7509 preferred_stack_boundary and max_jumptable_ents.
7510 (expand_function_end): Update.
7511 (free_after_compilation): Do not NULLify epilogue_delay_list.
7512 * function.h (struct rtl_data): Add stack_protect_guard,
7513 stack_alignment_needed,
7514 preferred_stack_boundary, epilogue_delay_list.
7515 (struct function): Remove value_histograms, stack_alignment_needed,
7516 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7518 unexpanded_var_list, stack_protect_guard.
7519 (current_function_epilogue_delay_list): Remove.
7520 * ipa-type-escape.c (analyze_function): Update.
7521 * gimplify.c (pop_gimplify_context): Update comment.
7522 * calls.c (expand_call): Update.
7523 (emit_library_call_value_1): Update.
7524 * except.c (set_nothrow_function_flags): Update.
7525 * cfgexpand.c (get_decl_align_unit): Update.
7526 (create_stack_guard): Update.
7527 (estimated_stack_frame_size): Update.
7528 (expand_used_vars): Update.
7529 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7530 * explow.c (allocate_dynamic_stack_space): Update.
7531 * tree-ssa-live.c (remove_unused_locals): Update.
7532 * varasm.c (mark_constant_pool): Update.
7533 * tree-inline.c (remap_decls): Update.
7534 (initialize_cfun): Update.
7535 (declare_return_variable): Update.
7536 (inline_forbidden_p): Update.
7537 (expand_call_inline): Update.
7538 (declare_inline_vars): Update.
7539 (tree_function_versioning): Update.
7540 * tree-flow.h (value_histograms): New.
7541 (VALUE_HISTOGRAMS): New macro.
7542 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7544 * tree-cfg.c (set_bb_for_stmt): Update.
7545 (replace_by_duplicate_decl): Update.
7546 (move_block_to_fn): Update.
7547 (new_label_mapper): Update.
7548 (dump_function_to_file): Update.
7549 * ipa-struct-reorg.c (build_data_structure): Update.
7550 * cfgrtl.c (print_rtl_with_bb): Update.
7551 * reload1.c (reload): Update.
7553 * config/i386/i386.c (setup_incoming_varargs_64,
7554 ix86_compute_frame_layout): Update.
7555 * config/arc/arc.c (arc_output_function_epilogue): Update.
7557 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7559 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7560 for FreeBSD as well.
7561 * gthr-posix95.h: Likewise.
7563 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7565 PR rtl-optimization/35838
7566 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7567 out the byte offset of the first subreg.
7569 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7571 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7572 to split_ti instead of three separate calls with single member arrays.
7573 (subti3 splitter): Ditto.
7574 (adddi3 splitter): Ditto with split_di.
7575 (subdi3 splitter): Ditto.
7576 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7577 two separate calls with single member arrays. Swap match_dup
7578 operands 1 and 2 to better fit into the array.
7579 (negdi2 splitter): Ditto with split_di.
7580 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7581 two separate calls with single member arrays. Swap match_dup operands
7582 6 and 7 to better fit into the array.
7584 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7586 * config/i386/i386.c (sse_builtin_type): New.
7587 (bdesc_sse_args): Likewise.
7588 (bdesc_sse_3arg): Removed.
7589 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7590 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7591 IX86_BUILTIN_ROUNDPS.
7592 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7593 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7594 IX86_BUILTIN_ROUNDPS.
7595 (ix86_expand_sse_4_operands_builtin): Removed.
7596 (ix86_expand_sse_operands_builtin): New.
7597 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7598 and CODE_FOR_sse4_1_roundps.
7599 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7600 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7602 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7605 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7606 regs before frame pop when needed. If use_backchain_to_restore_sp
7607 then load backchain into a temp reg to restore vr and vrsave. Add
7608 code to restore vr after frame pop if possible.
7610 2008-04-17 Richard Guenther <rguenther@suse.de>
7612 * tree-vn.c (expressions_equal_p): Do not check type
7613 equality or compatibility before calling operand_equal_p.
7614 * fold-const.c (operand_equal_p): Check equivalence of
7615 integer constants before bailing out due to signedness or
7616 precision differences.
7617 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7618 spurious differences in type qualification. Ignore types
7619 for COMPONENT_REFs at all.
7621 2008-04-17 Christian Bruel <christian.bruel@st.com>
7623 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7624 msw_skip comparison.
7626 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7629 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7632 PR tree-optimization/35899
7633 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7634 rather than TREE_OPERAND.
7636 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7639 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7640 temporary registers. Change operand predicate to general_operand.
7641 (remainderxf3): Ditto.
7643 2008-04-16 Richard Guenther <rguenther@suse.de>
7645 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7646 * tree-affine.c (aff_combination_expand): Look through some
7649 2008-04-15 Doug Kwan <dougkwan@google.com>
7651 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7653 * tree-pretty-print.c (dump_generic_node): Ditto.
7654 * final.c (output_addr_const): Ditto.
7655 * dwarf2out.c (output_cfi): Ditto.
7656 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7657 * print-rtl.c (print_rtx): Ditto.
7658 * print-tree.c (print_node_brief, print_node): Ditto.
7659 * c-common.c (match_case_to_enum_1): Ditto.
7660 * sched-vis.c (print_value): Ditto.
7661 * config/i386/i386.c (print_operand): Cast to long unsigned int
7664 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7665 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7666 MS Windows VirtualProtect function.
7668 2008-04-15 Jan Hubicka <jh@suse.cz>
7670 * gengtype.c (write_root): Param_is argument is OK.
7671 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7672 * function.h: Include varray.h
7673 (rtl_eh): New stucture based on except.c one.
7674 (call_site_record): New forward declaration and vector type.
7675 * calls.c (emit_call_1): Do not call
7676 note_current_region_may_contain_throw.
7677 * except.c (eh_status): Remove cur_region, try_region since they are
7679 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7680 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7681 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7682 Remove call_site_data_used, call_site_data_size.
7683 Turn call_site_record into vector in function.h.
7684 (note_current_region_may_contain_throw): Remove.
7685 (get_exception_pointer, get_exception_filter): Do not take struct
7686 function argument; update.
7687 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7688 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7689 build_post_landing_pads, dw2_build_landing_pads,
7690 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7691 sjlj_emit_function_enter, sjlj_emit_function_enter,
7692 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7693 sjlj_build_landing_pads, finish_eh_generation,
7694 remove_exception_handler_label, remove_eh_handler,
7695 maybe_remove_eh_handler, add_reachable_handler,
7696 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7697 add_action_record, collect_one_action_chain, add_call_site,
7698 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7699 sjlj_output_call_site_table, output_function_exception_table,
7700 * except.h (note_current_region_may_contain_throw): Remove
7701 (get_exception_pointer, get_exception_filter): Do not take struct
7703 * Makefile.in (GTFILES): Put varargs before struct function.
7705 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7707 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7708 punt for STRING_CST.
7709 (get_constraint_for): Deal with STRING_CST here instead.
7711 2008-04-15 Richard Guenther <rguenther@suse.de>
7713 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7714 statements in a basic-block with a backward walk. Do not
7715 substitute into dead statements but instead remove those.
7717 2008-04-15 Richard Guenther <rguenther@suse.de>
7719 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7720 to zero, thus disable creation of SFTs.
7722 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7724 * tree-predcom.c (suitable_reference_p): Return false if the
7725 reference can throw.
7727 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7730 * c-decl.c (finish_decl): If extern or static var has variable
7731 size, set TREE_TYPE (decl) to error_mark_node.
7733 2008-04-15 Rafael Espindola <espindola@google.com>
7735 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7738 2008-04-15 Richard Guenther <rguenther@suse.de>
7740 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7741 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7742 (visit_reference_op_load): Do walk vuse-vdef chains on
7743 vn_reference_lookup.
7744 (visit_reference_op_store): But do not here.
7745 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7746 vn_reference_lookup.
7747 (vn_lookup_with_vuses): But do so here.
7749 2008-04-14 Ian Lance Taylor <iant@google.com>
7751 * fold-const.c (fold_overflow_warning): Remove assertion.
7753 2008-04-15 Ben Elliston <bje@au.ibm.com>
7755 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7756 temp1 local variables.
7758 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7761 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7762 ".text.unlikely" section as executable.
7764 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7766 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7767 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7768 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7769 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7770 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7771 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7772 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7774 2008-04-14 Ian Lance Taylor <iant@google.com>
7776 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7777 * fold-const.c (fold_comparison): If appropriate, test
7778 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7779 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7780 reassociating a pointer type.
7781 * doc/invoke.texi (Optimize Options): Document that
7782 -fstrict-overflow applies to pointer wraparound.
7784 2008-04-13 Jan Hubicka <jh@suse.cz>
7786 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7788 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7790 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7791 we are going to "save the world".
7793 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7795 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7796 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7797 operand 0 constraint, not "=".
7799 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7801 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7803 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7805 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7806 of size of positions_needed * CHAR_BIT.
7808 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7811 * dse.c (store_info): Change positions_needed to unsigned
7813 (lowpart_bitmask): New.
7814 (record_store): Cast to unsigned HOST_WIDE_INT for
7815 positions_needed. Assert width <= size of positions_needed *
7816 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7817 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7818 lowpart_bitmask to set mask.
7820 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7822 * config/bfin/constraints.md: New file.
7823 * config/bfin/bfin.md: Include it.
7824 (adddi3): Use satisfies_constraint functions instead of the old macros.
7825 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7826 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7827 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7828 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7829 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7830 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7831 EXTRA_CONSTRAINT): Delete.
7832 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7833 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7835 * config/bfin/bfin.c: Include "tm-constrs.h".
7836 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7837 Use satisfies_constraint functions instead of the old macros.
7838 * doc/md.texi (Blackfin Constraints): Update file name reference.
7840 2008-04-11 Richard Guenther <rguenther@suse.de>
7842 PR tree-optimization/35869
7843 * tree-vrp.c (execute_vrp): Move switch statement update after
7844 jump threading. Schedule another cfg cleanup run.
7846 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7849 * attribs.c (decl_attributes): Return early on errorneous node.
7851 2008-04-10 Oleg Ryjkov <olegr@google.com>
7853 * tree.h (struct tree_base): Added a new flag default_def_flag.
7854 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7856 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7858 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7860 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7863 * pa.md: Define mode iterator P. Define mode attribute dwc.
7864 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7865 (icacheflush): Likewise.
7866 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7867 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7869 2008-04-11 Ben Elliston <bje@au.ibm.com>
7871 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7873 2008-04-10 Rafael Espindola <espindola@google.com>
7875 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7876 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7877 (extract_range_from_expr): The same.
7879 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7881 * config/mips/mips.md (GPR2): New mode iterator.
7883 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7884 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7885 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7886 Rewrite these to take two modes, the mode of comparison and the
7887 mode of the destination.
7888 * config/mips/mips.c (mips_expand_scc): Instead of having
7889 paradoxical subreg as destination, expand "narrowing" scc if mode
7890 of comparison is SI and target is requested in DI mode.
7891 (mips_emit_int_order_test): Update comment. Make mode of
7892 comparison match CMP0 rather than TARGET. When creating inverse
7893 target use mode of TARGET.
7895 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7897 * gcov-dump.c (tag_summary): Only print summaries for the first
7898 GCOV_COUNTERS_SUMMABLE counters.
7900 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7902 * config/i386/i386.md (absneg): New code iterator.
7903 (absnegprefix): New code attribute.
7904 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7905 patterns using absneg code iterator.
7906 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7907 using absneg code iterator.
7908 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7909 *neg<mode>2 patterns using absneg code iterator.
7910 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7911 *negextendsfdf2 patterns using absneg code iterator.
7912 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7913 *negextendsfxf2 patterns using absneg code iterator.
7914 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7915 *negextendsfdf2 patterns using absneg code iterator.
7916 * config/i386/sse.md (<code><mode>2): Macroize expander from
7917 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7919 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7921 * config/s390/s390.h: Remove the remains of the recent search
7922 & replace action of current_function_outgoing_args_size.
7924 2008-04-10 Ira Rosen <irar@il.ibm.com>
7926 PR tree-optimization/35821
7927 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7928 NEW_STMT_LIST is not NULL.
7930 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7933 * toplev.c (process_options): Remove -ffunction-sections debugging
7936 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7938 PR middle-end/PR28690
7939 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7940 than gen_rtx_fmt_ee to perform more canonicalizations.
7942 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7945 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7947 2008-04-09 Richard Guenther <rguenther@suse.de>
7949 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7950 (dump_function_to_file): Dump function arguments with types.
7952 2008-04-08 Richard Guenther <rguenther@suse.de>
7954 * fold-const.c (fold_widened_comparison): Do not allow
7955 sign-changes that change the result.
7957 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7960 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7961 kinds of indirect references.
7963 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7965 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7966 GNU Fortran language string.
7968 2008-04-08 Rafael Espindola <espindola@google.com>
7970 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7971 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7972 * tree.h (tree_call_nonnegative_warnv_p): New.
7974 2008-04-08 Jan Hubicka <jh@suse.cz>
7976 * function.c (free_after_compilation): Clear out regno_reg_rtx
7979 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7982 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7984 PR middle-end/PR28690
7985 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7986 same precedence as REG_POINTER and MEM_POINTER operands.
7988 2008-04-08 Richard Guenther <rguenther@suse.de>
7991 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7992 for adding index to base.
7994 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7996 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7997 (MINGW_ENABLE_EXECUTE_STACK): New.
7998 (IN_LIBGCC2): For libgcc include windows.h file for
7999 function declarations.
8001 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
8003 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
8004 and tem2 if tem1 is not a REG or MULT.
8006 2008-04-08 Jan Hubicka <jh@suse.cz>
8008 * function.h (incomming_args): Break out of struct function.
8009 (function_subsections): Break out of struct function.
8010 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
8011 return_rtx and hard_reg_initial_vals from struct function.
8012 Kill inl_max_label_num.
8013 (current_function_pops_args, current_function_args_info,
8014 current_function_args_size, current_function_args_size,
8015 current_function_pretend_args_size,
8016 current_function_outgoing_args_size,
8017 current_function_internal_arg_pointer, current_function_return_rtx):
8018 Kill compatibility accestor macros.
8019 * builtins.c (expand_builtin_apply_args_1): Update.
8020 (expand_builtin_next_arg): Update.
8021 * df-scan.c (df_get_call_refs): Update.
8022 * dbxout.c (dbxout_function_end): Update.
8023 * dwarf2out.c (dwarf2out_switch_text_section): Update.
8024 (output_line_info): Update.
8025 (secname_for_decl): Update.
8026 (dwarf2out_var_location): Update.
8027 * function.c (free_after_compilation): Update.
8028 (assign_parm_find_stack_rtl): Update.
8029 (assign_parms): Update.
8030 (expand_dummy_function_end): Update.
8031 (expand_function_end): Update.
8032 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
8033 (expand_call): Update.
8034 (emit_library_call_value_1): Update.
8035 (store_one_arg): Update.
8036 * varasm.c (initialize_cold_section_name): Update.
8037 (unlikely_text_section): Update.
8038 (unlikely_text_section_p): Update.
8039 (assemble_start_function): Update.
8040 (assemble_end_function): Update.
8041 (default_section_type_flags): Update.
8042 (switch_to_section): Update.
8043 * integrate.c (set_decl_abstract_flags): Update.
8044 (get_hard_reg_initial_val): Update.
8045 (has_hard_reg_initial_val): Update.
8046 (allocate_initial_values): Update.
8047 * resource.c (init_resource_info): Update.
8048 * config/alpha/alpha.c (NUM_ARGS): Update.
8049 (direct_return): Update.
8050 (alpha_va_start): Update.
8051 (alpha_sa_size): Update.
8052 (alpha_initial_elimination_offset): Update.
8053 (alpha_expand_prologue): Update.
8054 (alpha_start_function): Update.
8055 (alpha_expand_epilogue): Update.
8056 (unicosmk_initial_elimination_offset):
8057 * config/alpha/alpha.md (call expander): Update.
8058 * config/s390/s390.c (s390_register_info): Update.
8059 (s390_register_info): Update.
8060 (s390_frame_info): Update.
8061 (s390_initial_elimination_offset): Update.
8062 (s390_build_builtin_va_list): Update.
8063 (s390_va_start): Update.
8064 * config/spu/spu.c (direct_return): Update.
8065 (spu_expand_prologue): Update.
8066 (spu_initial_elimination_offset): Update.
8067 (spu_build_builtin_va_list): Update.
8068 (spu_va_start): Update.
8069 * config/sparc/sparc.c (sparc_init_modes): Update.
8070 (sparc_compute_frame_size): Update.
8071 (function_value): Update.
8072 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
8073 * config/i386/i386.md (return expander): Update.
8074 * config/i386/i386.c (ix86_va_start): Update.
8075 (ix86_can_use_return_insn_p): Update.
8076 (ix86_compute_frame_layout): Update.
8077 (ix86_expand_epilogue): Update.
8078 * config/sh/sh.c (output_stack_adjust): Update.
8079 (calc_live_regs): Update.
8080 (sh_expand_prologue): Update.
8081 (sh_builtin_saveregs): Update.
8082 (sh_va_start): Update.
8083 (initial_elimination_offset): Update.
8084 (sh_allocate_initial_value): Update.
8085 (sh_function_ok_for_sibcall): Update.
8086 (sh_get_pr_initial_val): Update.
8087 * config/sh/sh.md (return expander): Update.
8088 * config/avr/avr.c (frame_pointer_required_p): UPdate.
8089 * config/crx/crx.c (crx_compute_frame): UPdate.
8090 (crx_initial_elimination_offset): UPdate.
8091 * config/xtensa/xtensa.c (compute_frame_size): Update
8092 (xtensa_builtin_saveregs): Update.
8093 (xtensa_va_start): Update.
8094 (order_regs_for_local_alloc): Update.
8095 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
8096 (xstormy16_expand_builtin_va_start): Update.
8097 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
8098 * config/m68hc11/m68hc11.md (return expanders): Update.
8099 * config/m68hc11/m68hc11.c (expand_prologue): Update.
8100 (expand_epilogue): Update.
8101 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
8102 (cris_simple_epilogue): Update.
8103 (cris_expand_prologue): Update.
8104 (cris_expand_epilogue): Update.
8105 * config/iq2000/iq2000.c (iq2000_va_start): Update.
8106 (compute_frame_size): Update.
8107 * config/mt/mt.c (mt_compute_frame_size): Update.
8108 * config/mn10300/mn10300.c (expand_prologue): Update.
8109 (expand_epilogue): Update.
8110 (initial_offset): Update.
8111 (mn10300_builtin_saveregs):
8112 * config/mn10300/mn10300.md (return expander): Update.
8113 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8114 (ia64_initial_elimination_offset): Update.
8115 (ia64_initial_elimination_offset): Update.
8116 (ia64_expand_prologue): Update.
8117 * config/m68k/m68k.md (return expander): Update.
8118 * config/rs6000/rs6000.c (rs6000_va_start): Update.
8119 (rs6000_stack_info): Update.
8120 * config/mcore/mcore.c (layout_mcore_frame): Update.
8121 (mcore_expand_prolog): Update.
8122 * config/arc/arc.c (arc_compute_frame_size): Update.
8123 * config/score/score3.c (score3_compute_frame_size): Update.
8124 * config/score/score7.c (score7_compute_frame_size): Update.
8125 * config/arm/arm.c (use_return_insn): Update.
8126 (thumb_find_work_register): Update.
8127 (arm_compute_save_reg_mask): Update.
8128 (arm_output_function_prologue): Update.
8129 (arm_output_epilogue): Update.
8130 (arm_size_return_regs): Update.
8131 (arm_get_frame_offsets): Update.
8132 (arm_expand_prologue): Update.
8133 (thumb_exit): Update.
8134 (thumb_unexpanded_epilogue): Update.
8135 (thumb1_output_function_prologue): Update.
8136 * config/pa/pa.md (return expander): Update.
8137 * config/pa/pa.c (compute_frame_size): Update.
8138 (hppa_builtin_saveregs): Update.
8139 * config/mips/mips.c (mips_va_start): Update.
8140 (mips16_build_function_stub): Update.
8141 (mips_compute_frame_info): Update.
8142 (mips_restore_gp): Update.
8143 (mips_output_function_prologue): Update.
8144 (mips_expand_prologue): Update.
8145 * config/v850/v850.c (compute_frame_size): Update.
8146 (expand_prologue): * config/mmix/mmix.c (along): update.
8147 (mmix_initial_elimination_offset): update.
8148 (mmix_reorg): update.
8149 (mmix_use_simple_return): update.
8150 (mmix_expand_prologue): update.
8151 (mmix_expand_epilogue): Update.
8152 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8153 (emit_link_insn): Update.
8155 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8157 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8158 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8160 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8163 2008-04-07 Jan Hubicka <jh@suse.cz>
8165 * function.h (rtl): Rename to x_rtl.
8167 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8168 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8169 used_temp_slots avail_temp_slots, temp_slot_level,
8170 nonlocal_goto_handler_labels): Update accesstors.
8171 (rtl): New global variable.
8172 (struct function): Move some fileds to rtl_data.
8173 (get_arg_pointer_save_area): Update prototype.
8174 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8175 get_arg_pointer_save_area.
8176 * expr.c (init_expr): Update
8177 * function.c (get_frame_size): Update
8178 (assign_stack_local): Update
8179 (expand_function_end): Update.
8180 (get_art_pointer_save_area): Update
8182 * emit-rtl.c (rtl): Declare.
8183 (regno_reg_rtx): Declare.
8184 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8186 (gen_reg_rtx): Update.
8187 * varasm.c (n_deferred_constatns): Update accestor.
8188 (init_varasm_status): Do not allocate varasm_status.
8189 (force_const_mem, get_pool_size, output_constant_pool): Update.
8190 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8191 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8192 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
8193 * sparc/sparc.h (INIT_EXPANDERS): Update.
8194 * ia64/ia64.h (INIT_EXPANDERS): Update.
8196 2008-04-07 James E. Wilson <wilson@tuliptree.org>
8198 * reload.c (push_secondary_reload): Add missing break to for loop.
8200 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8202 PR middle-end/PR28690
8203 * rtlanal.c: Update copyright years.
8204 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
8205 as REG_POINTER and MEM_POINTER operands.
8206 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
8207 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
8208 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
8209 * gcse.c: Update copyright years.
8210 (pre_delete): Call gen_reg_rtx_and_attrs.
8211 (hoist_code): Likewise.
8212 (build_store_vectors): Likewise.
8213 (delete_store): Likewise.
8214 * loop-invariant.c (move_invariant_reg): Likewise.
8215 Update copyright years.
8217 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
8219 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
8220 control string instead of quoted.
8222 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8224 * doc/rtl.texi: Rewrite of subreg section.
8226 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
8229 * config/i386/i386.c (legitimize_pic_address): Add treating
8230 of dllimport SYM_REF's.
8231 (legitimize_dllimport_symbol): Add prototype.
8233 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8235 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
8236 reference in constructor with non self-referential type.
8238 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8240 Removal of Return with Depressed Stack Pointer support
8241 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
8242 (ECF_SP_DEPRESSED): Likewise.
8243 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
8244 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8245 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8246 (expand_call): Do not test ECF_SP_DEPRESSED.
8247 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8248 * function.c (keep_stack_depressed): Delete.
8249 (handle_epilogue_set): Likewise.
8250 (update_epilogue_consts): Likewise.
8251 (emit_equiv_load): Likewise.
8252 (thread_prologue_and_epilogue_insns): Remove support for Return with
8253 Depressed Stack Pointer.
8254 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8256 2008-04-06 Richard Guenther <rguenther@suse.de>
8258 PR tree-optimization/35400
8259 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
8260 information from SSA_NAMEs.
8262 2008-04-06 Anatoly Sokolov <aesok@post.ru>
8264 * config/avr/avr.h (avr_mega_p): Remove declaration.
8265 (AVR_MEGA): Remove macro.
8266 * config/avr/avr.c (avr_mega_p): Remove variable.
8267 (avr_override_options): Remove inicializion of avr_mega_p.
8268 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8269 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8270 (avr_jump_mode): (Ditto.).
8271 (avr_output_progmem_section_asm_op): (Ditto.).
8272 (avr_asm_init_sections): (Ditto.).
8273 (avr_asm_init_sections): (Ditto.).
8274 (avr_rtx_costs): (Ditto.).
8275 * config/avr/avr.md: (Ditto.).
8276 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
8279 2008-04-06 Richard Guenther <rguenther@suse.de>
8281 PR tree-optimization/35842
8282 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
8283 is_gimple_invariant_address.
8285 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8287 * gcc.c (default_compilers): Sync Fortran extensions list with
8288 that in fortran/lang-specs.h.
8289 * doc/invoke.texi: Likewise.
8290 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8291 * dwarf2out.c (gen_compile_unit_die): Likewise.
8293 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8295 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8297 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8300 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8301 attribute is used for nested functions.
8303 2008-04-05 Jan Hubicka <jh@suse.cz>
8305 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8307 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8309 (dump_files): Update.
8310 (enable_rtl_dump_file): Do not accept letter argument.
8311 * tree-pass.h (dump_file_info): Remove letter argument.
8312 * toplev.c (decode_d_option): Update -da handling.
8313 * toplev.h (enable_rtl_dump_file): Update prototype.
8314 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8315 it out based on pass type.
8316 (register_dump_files_1): Likewise.
8317 (init_optimization_passes): Update register_one_dump_file calls.
8318 (execute_one_pass): Sanity check that IPA passes are called at IPA
8319 level and RTL passes at RTL level.
8320 (execute_pass_list): IPA pass can not be after or subpass of
8322 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8323 disallov RTL subpasses of IPA subpasses.
8325 2008-04-05 Ben Elliston <bje@au.ibm.com>
8327 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8328 builtins that return exactly once and do not throw. Cache call to
8331 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8333 PR rtl-optimization/34916
8335 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8336 between instruction pairs.
8338 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8340 * doc/invoke.texi: Document -mbitops for SH.
8341 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8342 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8343 * config/sh/sh.c (print_operand): Add %t operand code.
8344 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8345 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8346 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8347 (extendqihi2): Likewise.
8348 (movqi_i): Likewise.
8349 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8350 (extv): Use bld instruction for SH2A if possible.
8352 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8353 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8354 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8355 (bset.b, bclr.b): Define peepholes.
8356 * config/sh/sh.opt (mbitops): New option.
8358 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8361 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8362 and view convert expression.
8364 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8367 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8369 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8371 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8373 * config/i386/cpuid.h (bit_AES): New.
8374 (bit_PCLMUL): Likewise.
8376 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8377 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8378 SSE2 if AES or PCLMUL is enabled.
8379 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8380 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8381 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8382 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8383 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8384 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8385 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8386 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8387 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8388 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8389 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8390 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8391 __builtin_ia32_aeskeygenassist128 and
8392 __builtin_ia32_pclmulqdq128.
8393 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8394 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8395 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8397 * config/i386/i386.h (TARGET_AES): New.
8398 (TARGET_PCLMUL): Likewise.
8399 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8401 * config/i386/i386.md (UNSPEC_AESENC): New.
8402 (UNSPEC_AESENCLAST): Likewise.
8403 (UNSPEC_AESDEC): Likewise.
8404 (UNSPEC_AESDECLAST): Likewise.
8405 (UNSPEC_AESIMC): Likewise.
8406 (UNSPEC_AESKEYGENASSIST): Likewise.
8407 (UNSPEC_PCLMUL): Likewise.
8409 * config/i386/i386.opt (maes): New.
8410 (mpclmul): Likewise.
8412 * config/i386/sse.md (aesenc): New pattern.
8413 (aesenclast): Likewise.
8415 (aesdeclast): Likewise.
8417 (aeskeygenassist): Likewise.
8418 (pclmulqdq): Likewise.
8420 * config/i386/wmmintrin.h: New.
8422 * doc/extend.texi: Document AES and PCLMUL built-in function.
8424 * doc/invoke.texi: Document -maes and -mpclmul.
8426 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8428 * function.c (free_after_parsing): Replace with
8429 cxx_push_function_context from C++ front-end.
8430 (allocate_struct_function): Don't call langhook.
8431 * langhooks.h (struct lang_hooks_for_functions): Delete.
8432 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8434 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8435 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8436 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8437 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8438 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8439 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8440 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8442 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8443 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8445 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8448 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8451 2008-04-04 Richard Guenther <rguenther@suse.de>
8454 * fold-const.c (optimize_minmax_comparison): Use the correct
8455 type for the constant in the simplified comparison.
8457 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
8459 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
8460 Pass L2 size as "--param l2-cache-size" to the compiler.
8461 (decode_l2_cache): New function to decode L2 cache parameters using
8462 0x8000006 extended cpuid function.
8463 (detect_caches_amd): Determine parameters of L2 cache using
8464 decode_l2_caches function.
8465 (decode_caches_intel): Decode L2 cache parameters.
8466 (detect_caches_intel): Determine L2 cache parameters using
8467 decode_caches_intel and decode_l2_caches functions.
8469 2008-04-03 Bob Wilson <bob.wilson@acm.org>
8471 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
8472 secondary input reload for subword loads from the constant pool.
8474 2008-04-03 Janis Johnson <janis187@us.ibm.com>
8477 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
8478 constants of the appropriate size for runtime calculations.
8481 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8482 decimal-float literal constant zero.
8484 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8487 * c-parser.c (c_parser_omp_atomic): Call
8488 default_function_array_conversion on the RHS.
8491 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8492 call is_variable_sized if decl has incomplete type.
8494 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8496 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8498 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8500 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8502 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8503 (sgt<u>): Merge sgt and sgtu into new expander.
8504 (sgt, sgtu): Remove expanders.
8505 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8506 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8507 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8508 *sgtu_<mode>_mips16 into new pattern.
8509 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8510 (sge<u>): Merge sge and sgeu into new expander.
8511 (sge, sgeu): Remove expanders.
8512 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8514 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8515 (slt<u>): Merge slt and sltu into new expander.
8516 (slt, sltu): Remove expanders.
8517 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8518 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8519 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8520 *sltu_<mode>_mips16 into new pattern.
8521 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8522 (sle<u>): Merge sle and sleu into new expander.
8523 (sle, sleu): Remove expanders.
8524 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8525 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8526 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8527 *sleu_<mode>_mips16 into new pattern.
8528 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8530 2008-04-03 Jan Hubicka <jh@suse.cz>
8532 PR tree-optimization/35795
8533 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8534 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8535 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8536 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8537 * score/score3.c (score3_output_mi_thunk): Likewise.
8538 * score/score7.c (score7_output_mi_thunk): Likewise.
8539 * mips/mips.c (mips_output_mi_thunk): Likewise.
8541 2008-04-03 Richard Guenther <rguenther@suse.de>
8543 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8544 conversions. Simplify code.
8546 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8548 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8550 2008-04-03 Tom Tromey <tromey@redhat.com>
8551 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8553 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8554 * config/bfin/t-bfin-linux (generated_files): Add
8555 linux-sysroot-suffix.h.
8556 * doc/install.texi (Prerequisites): Require make 3.80.
8557 * doc/sourcebuild.texi (Front End Directory): Document new
8559 * Makefile.in (generated_files): New variable.
8560 (ALL_HOST_OBJS): New variable.
8561 ($(ALL_HOST_OBJS)): New target.
8563 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8565 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8566 (remap_block): Call id->transform_lang_insert_block instead
8568 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8569 Set id.transform_lang_insert_block to NULL.
8570 (clone_body): Move to cp/optimize.c
8571 * tree-inline.h (struct copy_body_data): Change
8572 transform_lang_insert_block to function pointer.
8573 (copy_generic_body, copy_decl_no_change): Export.
8574 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8575 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8576 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8578 * c-tree.h (insert_block): Kill.
8579 * c-decl.c (insert_block): Kill.
8581 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8583 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8584 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8585 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8587 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8588 argument, call {push,pop}_function_context from here.
8589 * c-parser.c: Use c_{push,pop}_function_context.
8591 * function.c (push_function_context_to): Move meat ...
8592 (push_function_context): ... here. Simplify.
8593 * function.c (pop_function_context_from): Move meat ...
8594 (pop_function_context): ... here. Simplify.
8595 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8597 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8598 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8599 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8600 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8602 2008-04-03 Ben Elliston <bje@au.ibm.com>
8604 * expmed.c (extract_force_align_mem_bit_field): Remove.
8606 2008-04-03 Richard Guenther <rguenther@suse.de>
8609 * expr.h (try_casesi): Adjust prototype.
8610 * expr.c (try_casesi): Take fallback label as extra parameter.
8611 Use that for gen_casesi if default_label is NULL.
8612 * stmt.c (expand_case): Pass fallback label to try_casesi,
8613 make sure to fill gaps with a fallback label if default_label
8616 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8619 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8621 2008-04-03 Ben Elliston <bje@au.ibm.com>
8623 * expmed.c (extract_split_bit_field): Remove if (0) code.
8624 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8625 (do_ds_constraint): Likewise.
8627 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8629 * doc/cppopts.texi (-dU): Document.
8630 * c-common.h (flag_dump_macros): Update comment.
8631 * c-opts.c (handle_OPT_d): Handle -dU.
8632 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8633 dump_queued_macros, cb_used_define, cb_used_undef): New.
8634 (init_pp_output): Handle -dU.
8635 (cb_line_change): Call dump_queued_macros.
8636 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8638 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8640 * config/avr/predicates.md (io_address_operand): New predicate.
8641 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8642 * config/avr/avr.c (avr_io_address_p): Remove function.
8643 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8644 'avr_io_address_p' function.
8645 (out_movhi_r_mr): (Ditto.).
8646 (out_movqi_mr_r): (Ditto.).
8647 (out_movhi_mr_r): (Ditto.).
8648 (avr_address_cost): (Ditto.).
8650 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8652 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8653 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8654 in 32bit mode when XMM registers are available to avoid store
8656 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8657 corresponding post-reload splitters.
8659 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8661 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8662 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8663 __builtin_ia32_roundss.
8664 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8665 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8666 __builtin_ia32_roundss.
8667 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8668 IX86_BUILTIN_SHUFPD here.
8670 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8672 * config/i386/i386.md (plogic): New.
8673 (plogicprefix): Likewise.
8675 * config/i386/mmx.md (mmx_<code><mode>3): New.
8676 (mmx_and<mode>3): Removed.
8677 (mmx_ior<mode>3): Likewise.
8678 (mmx_xor<mode>3): Likewise.
8680 * config/i386/sse.md (<code><mode>3): New.
8681 (*<code><mode>3): Likewise.
8682 (*<code><mode>3): Likewise.
8683 (<code><mode>3): Likewise.
8684 (*sse_<code><mode>3): Likewise.
8685 (*sse2_<code><mode>3): Likewise.
8686 (<code>tf3): Likewise.
8687 (*<code>tf3): Likewise.
8688 (and<mode>3): Likewise.
8689 (*and<mode>3): Likewise.
8690 (ior<mode>3): Removed.
8691 (*ior<mode>3): Likewise.
8692 (xor<mode>3): Likewise.
8693 (*xor<mode>3): Likewise.
8694 (*and<mode>3): Likewise.
8695 (*ior<mode>3): Likewise.
8696 (*xor<mode>3): Likewise.
8697 (and<mode>3): Likewise.
8698 (*sse_and<mode>3): Likewise.
8699 (*sse2_and<mode>3): Likewise.
8701 (*andtf3): Likewise.
8702 (ior<mode>3): Likewise.
8703 (*sse_ior<mode>3): Likewise.
8704 (*sse2_ior<mode>3): Likewise.
8706 (*iortf3): Likewise.
8707 (xor<mode>3): Likewise.
8708 (*sse_xor<mode>3): Likewise.
8709 (*sse2_xor<mode>3): Likewise.
8711 (*xortf3): Likewise.
8713 2008-04-02 Richard Guenther <rguenther@suse.de>
8715 PR tree-optimization/14495
8716 PR tree-optimization/34793
8717 * tree-vrp.c (struct switch_update): New structure.
8718 (to_remove_edges, to_update_switch_stmts): New VECs.
8719 (simplify_switch_using_ranges): New function. Remove not taken
8720 case labels and edges.
8721 (simplify_stmt_using_ranges): Call it.
8722 (identify_jump_threads): Mark edges we have queued for removal
8723 so we don't thread them.
8724 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8726 * tree-cfg.c (group_case_labels): Deal with missing default label.
8727 (tree_verify_flow_info): Allow missing default label.
8728 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8729 (emit_case_nodes): Likewise.
8730 (expand_case): Do not rely on the default label to be present.
8731 * expr.c (try_casesi): Deal with NULL default_label.
8732 (do_tablejump): Likewise.
8734 2008-04-02 Richard Guenther <rguenther@suse.de>
8736 PR tree-optimization/14495
8737 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8738 SWITCH_EXPR here ...
8739 (vrp_visit_switch_stmt): ... but here (new function).
8740 (find_case_label_index): New helper function.
8741 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8743 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8745 * fwprop.c: Fix ISO-C99ism.
8747 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8750 * Makefile.in (objdir): Set it here.
8751 * configure.ac: Not here. Find dynamic linker characteristics.
8752 * exec-tool.in: Use them.
8753 * aclocal.m4: Regenerate.
8754 * configure: Regenerate.
8756 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8758 * expr.c (expand_var): Delete it.
8759 * expr.h (expand_var): Delete prototype.
8760 * function.c (expand_function_start): Use expand_decl instead.
8761 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8764 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8766 PR rtl-optimization/35542
8767 * fwprop.c (forward_propagate_and_simplify): Replace
8768 loc_reg_mentioned_in_p with reg_mentioned_p.
8770 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8772 PR rtl-optimization/35281
8773 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8774 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8775 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8776 (varying_mem_p): Move above propagate_rtx.
8777 (all_uses_available_at): Do not check MEMs.
8779 2008-04-02 Rafael Espindola <espindola@google.com>
8781 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8782 (register_edge_assert_for_2): Split the cond argument.
8783 (register_edge_assert_for_1): Adjust for the change in
8784 register_edge_assert_for_2.
8785 (register_edge_assert_for): Split the cond argument.
8786 (find_switch_asserts): Adjust for the change in
8787 register_edge_assert_for.
8789 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8791 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8792 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8793 offsets for 64-bit mingw.
8794 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8795 abi for x86_64-pc-mingw.
8797 2008-04-02 Richard Guenther <rguenther@suse.de>
8799 * tree-vrp.c (extract_range_from_assert): Make sure to not
8800 produce range min/max with TREE_OVERFOW set.
8801 If merging a anti-range and a range keep the anti-range if
8802 the range covers all values of the type.
8803 (register_edge_assert_for_2): Only allow sign-changing
8804 conversions in detecting canonical range checks. Also
8805 register an assert for the unsigned name if useful.
8807 PR tree-optimization/35787
8808 * tree-vrp.c (vrp_val_max): New function.
8809 (vrp_val_min): Likewise.
8810 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8811 (vrp_val_is_min): Likewise.
8812 (supports_overflow_infinity): Use vrp_val_{min,max}.
8813 (negative_overflow_infinity): Likewise.
8814 (positive_overflow_infinity): Likewise.
8815 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8816 (is_positive_overflow_infinity): Likewise.
8817 (is_overflow_infinity): Likewise.
8818 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8819 vrp_val_is_{min,max}.
8820 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8821 to ranges if possible. Avoid empty ranges.
8823 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8826 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8827 the expression is a function address.
8829 2008-04-01 George Helffrich <george@gcc.gnu.org>
8831 PR fortran/35154, fortran/23057
8832 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8833 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8834 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8835 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8837 (dbxout_syms): Check for COMMON-based symbol and wrap in
8838 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8839 in bracket for efficiency.
8841 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8842 using DW_TAG_common_block + member offset.
8843 (add_pubname_string): New function.
8844 (dw_expand_expr): New function to find block name and offset for
8846 (common_check): New function to check whether symbol in Fortran COMMON.
8847 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8849 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8852 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8854 2008-04-02 Ben Elliston <bje@au.ibm.com>
8856 * config/v850/v850.md (casesi): Remove if (0) code.
8857 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8858 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8860 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8862 * config/i386/i386.md (rex64suffix): New mode attribute.
8863 (floathi<mode>2): Disable expander for SSE math.
8864 (*floathi<mode>2_1): New insn insn_and_split pattern.
8865 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8866 corresponding post-reload splitters.
8867 (*floathi<mode>2_i387): New macroized insn pattern.
8868 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8869 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8870 insn_and_split pattern.
8871 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8872 New macroized instruction patterns and corresponding post-reload
8874 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8875 and corresponding post-reload splitters.
8876 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8877 New macroized instruction patterns.
8878 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8879 macroized instruction patterns and corresponding post-reload splitters.
8880 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8881 corresponding post-reload splitters.
8882 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8883 New macroized instruction patterns.
8884 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8885 corresponding post-reload splitters.
8886 (*floatsi<mode>2_i387): New macroized instruction patterns.
8888 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8890 * config/i386/i386.md (smaxmin): New.
8891 (umaxmin): Likewise.
8892 (maxminiprefix): Likewise.
8893 (maxminfprefix): Likewise.
8894 (<code><mode>3): Likewise.
8895 (smin<mode>3): Removed.
8896 (smax<mode>3): Likewise.
8898 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8899 (mmx_<code>v4hi3): Likewise.
8900 (mmx_<code>v8qi3): Likewise.
8901 (mmx_smaxv2sf3): Removed.
8902 (mmx_sminv2sf3): Likewise.
8903 (mmx_umaxv8qi3): Likewise.
8904 (mmx_smaxv4hi3): Likewise.
8905 (mmx_uminv8qi3): Likewise.
8906 (mmx_sminv4hi3): Likewise.
8908 * config/i386/sse.md (<addsub><mode>3): New.
8909 (*<addsub><mode>3): Likewise.
8910 (<sse>_vm<addsub><mode>3): Likewise.
8911 (<maxmin><mode>3): Likewise.
8912 (*<maxmin><mode>3_finite): Likewise.
8913 (*<maxmin><mode>3): Likewise.
8914 (<sse>_vm<maxmin><mode>3): Likewise.
8915 (sse3_h<addsub>v4sf3): Likewise.
8916 (sse3_h<addsub>v2df3): Likewise.
8917 (<maxmin>v16qi3): Likewise.
8918 (*<maxmin>v16qi3): Likewise.
8919 (<maxmin>v8hi3): Likewise.
8920 (*<maxmin>v8hi3): Likewise.
8921 (*sse4_1_<maxmin><mode>3): Likewise.
8922 (*sse4_1_<maxmin><mode>3): Likewise.
8923 (add<mode>3): Removed.
8924 (*add<mode>3): Likewise.
8925 (<sse>_vmadd<mode>3): Likewise.
8926 (sub<mode>3): Likewise.
8927 (*sub<mode>3): Likewise.
8928 (<sse>_vmsub<mode>3): Likewise.
8929 (smin<mode>3): Likewise.
8930 (*smin<mode>3_finite): Likewise.
8931 (*smin<mode>3): Likewise.
8932 (<sse>_vmsmin<mode>3): Likewise.
8933 (smax<mode>3): Likewise.
8934 (*smax<mode>3_finite): Likewise.
8935 (*smax<mode>3): Likewise.
8936 (<sse>_vmsmax<mode>3): Likewise.
8937 (sse3_haddv4sf3): Likewise.
8938 (sse3_haddv2df3): Likewise.
8939 (sse3_hsubv4sf3): Likewise.
8940 (sse3_hsubv2df3): Likewise.
8941 (umaxv16qi3): Likewise.
8942 (*umaxv16qi3): Likewise.
8943 (smaxv8hi3): Likewise.
8944 (*smaxv8hi3): Likewise.
8945 (*sse4_1_smax<mode>3): Likewise.
8946 (*sse4_1_umax<mode>3): Likewise.
8947 (uminv16qi3): Likewise.
8948 (*uminv16qi3): Likewise.
8949 (sminv8hi3): Likewise.
8950 (*sminv8hi3): Likewise.
8951 (*sse4_1_smin<mode>3): Likewise.
8952 (*sse4_1_umin<mode>3): Likewise.
8954 2008-04-01 Rafael Espindola <espindola@google.com>
8956 * tree-cfg.c (verify_expr): remove in_phi.
8957 (verify_stmt): Don't call walk_tree with verify_expr. Use
8958 is_gimple_min_invariant instead of is_gimple_val.
8960 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8962 * doc/include/gpl_v3.texi: Update for manpage generation.
8963 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8965 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8966 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8967 gpl_v3.texi instead of gpl.texi.
8970 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8973 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8975 2008-04-01 Rafael Espindola <espindola@google.com>
8977 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8978 (extract_code_and_val_from_cond): Use
8979 extract_code_and_val_from_cond_with_ops.
8981 2008-04-01 Jan Hubicka <jh@suse.cz>
8983 * function.c (free_after_compilation): Free epilogue_delay_list.
8984 (prepare_function_start): Assert that previous compilation was freed.
8986 2008-04-01 Jan Hubicka <jh@suse.cz>
8987 Jim Wilson <wilson@tuliptree.org>
8988 Andreas Tobler <andreast@gcc.gnu.org>
8991 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8992 rtl.emit instead cfun->emit.
8993 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8994 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8996 2008-04-01 Ben Elliston <bje@au.ibm.com>
8998 * doc/c-tree.texi (Function Basics): Fix grammatical error.
9000 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
9002 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
9004 (fprofile-use): Add var flag_profile_use
9005 * coverage.c (coverage_begin_output): Do not open a gcno file for
9006 output only if -ftest-coverage is set.
9007 Do not add getpwd() to gcda file path.
9008 (build_gcov_info): Check the new flag
9009 flag_profile_datafile_relative_path.
9010 (coverage_init): Use profile_data_prefix.
9011 Read profile counter only if flag_profile_use is set.
9012 * opts.c (common_handle_option): New option fprofile-use=,
9013 fprofile-dir=, fprofile-generate=.
9014 * toplev.c (profile_data_prefix): New variable definition.
9015 * toplev.h (profile_data_prefix): New declaration.
9016 * doc/invoke.tex (Option Summary, Optimization Options):
9019 2008-03-31 James E. Wilson <wilson@tuliptree.org>
9021 * varasm.c (output_constant_pool_1): In LABEL_REF check,
9022 use tmp consistently.
9025 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
9026 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9027 UNSPEC_FR_RECIP_APPROX_RES.
9028 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
9030 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
9033 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
9035 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9038 * fold-const.c (fold_indirect_ref_1): Support accessing non first
9039 element of the vector via a pointer.
9041 2008-03-31 Ian Lance Taylor <iant@google.com>
9043 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
9045 2008-03-31 Jan Hubicka <jh@suse.cz>
9047 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9048 get_arg_pointer_save_area.
9049 * expr.c (init_expr): Just clear out rtl.expr.
9050 * function.c (free_after_compilation): Clear out whole RTL structure.
9051 (get_func_frame_size): Merge into ...
9052 (get_frame_size): ... this one.
9053 (assign_stack_local_1): Merge into ...
9054 (assign_stack_local): ... this one.
9055 (expand_function_end): Update call of get_arg_pointer_save_area.
9056 (get_art_pointer_save_area): Remove cfun argument.
9057 * function.h (emit_status): regno_pointer_align does not need length
9058 attribute. Move x_regno_reg_rtx to ...
9059 (regno_reg_rtx): ... new global array.
9060 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
9061 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
9062 apply_args_value, forced_labels, stack_pointer_delta):
9064 (struct varasm_status): Move here from varasm.c
9065 (struct rtl_data): New. Move here some fields from struct function.
9066 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9067 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9068 used_temp_slots avail_temp_slots, temp_slot_level,
9069 nonlocal_goto_handler_labels): Update accesstors.
9070 (rtl): New global variable.
9071 (struct function): Move some fileds to rtl_data.
9072 (get_arg_pointer_save_area): Update prototype.
9073 * emit-rtl.c (rtl): Declare.
9074 (regno_reg_rtx): Declare.
9075 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9077 (gen_reg_rtx): Update.
9078 (init_virtual_regs): Do not tate emit_status argument.
9079 (init_emit): Do not allocate emit.
9080 * varasm.c (varasm_statuc): Move to function.h.
9081 (n_deferred_constatns): Update accestor.
9082 (init_varasm_status): Do not allocate varasm_status.
9083 (force_const_mem, get_pool_size, output_constant_pool): Update.
9084 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9085 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9087 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
9089 PR rtl-optimization/35729
9090 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
9093 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
9096 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
9097 load/store if memory is unaligned.
9098 (*movti_rex64): Likewise.
9100 * config/i386/predicates.md (misaligned_operand): New.
9102 2008-03-31 Andrew Pinski <pinskia@gmail.com>
9105 * tree-ssa-phiopt.c (conditional_replacement): Return early for
9108 2008-03-31 Jan Beulich <jbeulich@novell.com>
9110 * config/ia64/constraints.md: Add 'j' constraint.
9111 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
9112 (movdi_internal): Likewise.
9114 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
9117 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
9119 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
9122 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
9123 proper error message for the third argument on blendpd and
9126 * config/i386/sse.md (blendbits): New.
9127 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
9129 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
9131 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
9133 2008-03-30 Richard Guenther <rguenther@suse.de>
9136 * fold-const.c (fold_sign_changed_comparison): Do leave
9137 conversions to base-types alone.
9139 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9141 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
9142 the link register if one altivec register is be saved.
9144 2008-03-30 Ben Elliston <bje@au.ibm.com>
9146 * final.c (final_scan_insn): Remove if (0) code.
9148 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9150 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9152 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9154 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9155 of V4SFmode to ix86_binary_operator_ok.
9157 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9159 * config/i386/i386.c (override_options): Initialize
9160 ix86_veclib_handler to ix86_veclibabi_svml when
9161 -mveclibabi=svml is used.
9162 (ix86_veclibabi_svml): New function for SVML ABI style
9163 vectorization support.
9164 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9166 2008-03-28 Rafael Espindola <espindola@google.com>
9168 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9169 (tree_binary_nonnegative_warnv_p): Make it public.
9170 (tree_single_nonnegative_warnv_p): Make it public.
9171 (tree_invalid_nonnegative_warnv_p): Make it public.
9172 (tree_unary_nonzero_warnv_p): Make it public.
9173 (tree_binary_nonzero_warnv_p): Make it public
9174 (tree_single_nonzero_warnv_p): Make it public.
9175 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
9176 (extract_range_from_binary_expr): Split the expr argument.
9177 (extract_range_from_unary_expr): Split the expr argument.
9178 (extract_range_from_comparison): Split the expr argument.
9179 (extract_range_from_expr): Use the new aux functions.
9180 (vrp_evaluate_conditional_warnv): Use
9181 vrp_evaluate_conditional_warnv_with_ops.
9182 * tree.h (tree_unary_nonzero_warnv_p): Declare.
9183 (tree_binary_nonzero_warnv_p): Declare.
9184 (tree_single_nonzero_warnv_p): Declare.
9185 (tree_expr_nonzero_warnv_p): Declare.
9186 (tree_unary_nonnegative_warnv_p): Declare.
9187 (tree_binary_nonnegative_warnv_p): Declare.
9188 (tree_single_nonnegative_warnv_p): Declare.
9189 (tree_invalid_nonnegative_warnv_p): Declare.
9191 2008-03-28 Richard Guenther <rguenther@suse.de>
9193 PR tree-optimization/30317
9194 PR tree-optimization/30911
9195 PR tree-optimization/34793
9196 * tree-vrp.c (set_and_canonicalize_value_range): New function.
9197 (struct assert_locus_d): New member EXPR.
9198 (register_new_assert_for): Add EXPR parameter to support
9199 ASSERT_EXPR <name, expr OP limit>.
9200 (register_edge_assert_for_1): Adjust callers.
9201 (find_assert_locations): Likewise.
9202 (process_assert_insertions_for): Build condition from expression.
9203 (extract_range_from_assert): Handle ASSERT_EXPRs
9204 of the form ASSERT_EXPR <name, expr OP limit>.
9205 (register_edge_assert_for_2): New helper registering
9206 asserts for comparisons. Recognize range tests of the form
9207 (unsigned)i - CST1 OP CST2.
9208 (register_edge_assert_for_1): Use it.
9209 (register_edge_assert_for): Likewise.
9210 (needs_overflow_infinity): Integer sub-types
9211 do not need overflow infinities.
9212 (vrp_val_is_max): The extreme values of integer sub-types
9213 are those of the base type.
9214 (vrp_val_is_min): Likewise.
9215 * tree.def (ASSERT_EXPR): Document extra allowed conditional
9218 2008-03-28 Nick Clifton <nickc@redhat.com>
9221 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9222 Return GENERAL_REGS for stack adjustment reloads.
9224 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9227 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
9228 const_vector when all the vectors are constant.
9230 2008-03-27 Bob Wilson <bob.wilson@acm.org>
9232 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
9234 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
9235 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
9237 (s<code>_sf): Use new scc_sf attribute for opcode names.
9239 2008-03-27 Tom Tromey <tromey@redhat.com>
9241 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
9242 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
9243 config/spu/t-spu-elf, config/i386/t-interix,
9244 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
9245 config/i386/x-darwin, config/i386/x-mingw32,
9246 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
9247 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
9248 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
9249 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
9250 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
9251 config/rs6000/x-darwin, config/rs6000/t-rs6000,
9252 config/score/t-score-elf, config/arm/t-strongarm-pe,
9253 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
9254 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
9255 Revert automatic dependency patch.
9257 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
9260 * config/i386/i386.c (ix86_function_arg_boundary): Align
9261 decimal floating point to its natural boundary.
9263 2008-03-27 Richard Guenther <rguenther@suse.de>
9266 * fold-const.c (fold_comparison): Restrict distinct decl
9267 comparison folding to VAR_DECLs and PARM_DECLs. Do not
9268 solely rely on operand_equal_p.
9270 2008-03-27 Richard Guenther <rguenther@suse.de>
9273 * c-common.c (handle_weak_attribute): Reject combination of
9276 2008-03-27 Richard Guenther <rguenther@suse.de>
9278 PR tree-optimization/32810
9279 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
9280 conversions from DECL_INITIAL.
9281 (fold_const_aggregate_ref): Likewise from constructor elements.
9283 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9285 * tree-affine.h (aff_combination_expand): Declare.
9286 (get_inner_reference_aff): Likewise.
9287 * tree-affine.c (aff_combination_expand): Split out from
9288 tree_to_aff_combination_expand.
9289 (get_inner_reference_aff): New function.
9290 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9291 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9292 (struct lim_aux_data): sm_done field removed.
9293 (mem_ref_loc_p, mem_ref_locs_p): New types.
9294 (struct mem_ref): Added id, stored, accesses_in_loop,
9295 indep_loop, dep_loop, indep_ref, dep_ref fields.
9296 Removed is_stored, locs and next fields.
9297 (memory_accesses): New variable.
9298 (movement_possibility): Do not allow moving statements
9299 that store to memory.
9300 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9302 (determine_max_movement): For statements with memory references,
9303 find the outermost loop in that the reference is independent.
9304 (move_computations_stmt): Mark the virtual operands for renaming.
9305 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9306 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9307 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9308 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9309 create_vop_ref_mapping, analyze_memory_references,
9310 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9311 get_all_locs_in_loop, ref_always_accessed_p,
9312 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9313 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9314 store_motion_loop, store_motion): New functions.
9315 (struct vop_to_refs_elt): New type.
9316 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9317 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9318 (schedule_sm): Replaced by...
9319 (execute_sm): ... this.
9320 (determine_lsm_ref, hoist_memory_references,
9321 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9322 find_more_ref_vops, free_mem_ref, free_mem_refs,
9323 determine_lsm_loop, determine_lsm): Removed.
9324 (tree_ssa_lim_finalize): Free data structures used by store motion.
9325 (tree_ssa_lim): Call analyze_memory_references. Use
9326 store_motion instead of determine_lsm.
9328 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9330 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9331 rename tmake_file to m68hc11/t-m68hc11.
9332 (mcore): Set inhibit_libc to true.
9333 * config.host (alpha*-dec-*vms*): Set extra_programs.
9334 (interix3*): Don't use host_xmake_file.
9335 * configure.ac: Let config.gcc override inhibit_libc.
9336 * configure: Regenerate.
9338 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9339 * config/t-openbsd-thread: Remove commented out lines.
9341 * config/x-interix: Remove.
9343 * config/m68hc11/t-m68hc11-gas: Rename to...
9344 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9346 * config/mcore/t-mcore: Remove T_CFLAGS.
9347 * config/mcore/t-mcore-pe: Likewise.
9349 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9351 * configure.ac: Replace custom __GNU_SOURCE test with
9352 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9353 * aclocal.m4: Regenerate.
9354 * configure: Regenerate.
9355 * config.in: Regenerate.
9357 2008-03-27 Richard Guenther <rguenther@suse.de>
9359 * fold-const.c (target.h): Include.
9360 (fold_comparison): Fold comparison of addresses of decls
9361 that bind locally or of constants. Consolidate address folding code.
9362 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9363 results from fold_binary_to_constant.
9364 (compare_values_warnv): Likewise.
9366 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9369 * fold-const.c (fold_truthop): Check for integeral types when folding
9370 a == 0 && b == 0 and a != 0 || b != 0 .
9372 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9374 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9376 2008-03-26 Andreas Schwab <schwab@suse.de>
9378 * doc/invoke.texi: Fix use of @item vs. @itemx.
9380 2008-03-26 Tom Tromey <tromey@redhat.com>
9382 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9383 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9384 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9385 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9386 build/genconstants.o, build/genemit.o, build/genextract.o,
9387 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9388 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9391 2008-03-26 Richard Guenther <rguenther@suse.de>
9394 2008-03-26 Richard Guenther <rguenther@suse.de>
9396 * fold-const.c (target.h): Include.
9397 (fold_comparison): Fold comparison of addresses of two decls
9398 that bind locally. Consolidate address folding code.
9400 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9402 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9403 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9404 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9405 dconstsqrt2, dconstthird, dconste and/or dconst10.
9406 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9407 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9408 dconstsqrt2, dconste): Delete.
9409 (init_emit_once): Likewise. Simplify initializing dconstm1.
9411 * real.c (get_real_const): New.
9412 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9413 dconstsqrt2, dconste): Delete.
9414 (real_value_const, get_real_const): New.
9416 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9418 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9420 * config/i386/i386.c (ix86_function_arg_boundary): Check
9421 BIGGEST_ALIGNMENT instead of 128.
9422 (setup_incoming_varargs_64): Likewise.
9424 2008-03-26 Tom Tromey <tromey@redhat.com>
9426 * Makefile.in (DEPFILES): Add missing '/'.
9428 2008-03-26 Richard Guenther <rguenther@suse.de>
9430 * fold-const.c (target.h): Include.
9431 (fold_comparison): Fold comparison of addresses of two decls
9432 that bind locally. Consolidate address folding code.
9434 2008-03-26 Nick Clifton <nickc@redhat.com>
9437 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9438 not allow INT+INT as a legitimate addressing mode.
9440 2008-03-26 Richard Guenther <rguenther@suse.de>
9442 * tree-flow.h (widen_bitfield): Remove declaration.
9443 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9444 (widen_bitfield): Remove function.
9445 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9448 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9451 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9454 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9456 PR rtl-optimization/35232
9457 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9458 (forget_old_reloads_1, forget_marked_reloads): Don't clear
9459 reg_reloaded_call_part_clobbered here.
9460 (reload_regs_reach_end_p): New function.
9461 (reload_reg_rtx_for_input): New variable.
9462 (reload_reg_rtx_for_output): Likewise.
9463 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
9464 when reassigning a pseudo register. Load reloadreg from
9465 reload_reg_rtx_for_input, moving the mode and register
9467 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
9468 instead of the original when deciding whether an input reload
9469 would be a no-op or whether an output reload can be deleted.
9470 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
9471 when setting up new_spill_reg_store. Load it from
9472 reload_reg_rtx_for_output, moving the mode and register
9474 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
9475 instead of the original when deciding whether an output reload
9476 would be a no-op. Do the same when modifying insn notes.
9477 Use rtx_equal_p instead of == to compare the registers.
9478 (inherit_piecemeal_p): Take a mode and two register numbers
9480 (emit_reload_insns): Clear new_spill_reg_store for every hard
9481 register in the reload register. Remove spill registers
9482 from reg_reloaded_valid before considering whether to record
9483 inheritance information for them. Use reload_reg_rtx_for_output
9484 instead of reg_rtx when recording output reloads. Use
9485 reload_reg_rtx_for_input instead of reg_rtx when recording
9486 input reloads. Set or clear reg_reloaded_call_part_clobbered
9487 at the same time as setting reg_reloaded_valid.
9488 (delete_output_reload): Add a new_reload_reg parameter and use it
9489 instead of rld[j].reg_rtx.
9490 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9493 2008-03-25 Tom Tromey <tromey@redhat.com>
9495 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9496 (build/genattr.o): Likewise.
9497 (build/genattrtab.o): Likewise.
9498 (build/gencodes.o): Likewise.
9499 (build/genconfig.o): Likewise.
9500 (build/genconstants.o): Likewise.
9501 (build/genemit.o): Likewise.
9502 (build/genextract.o): Likewise.
9503 (build/genflags.o): Likewise.
9505 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9507 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9508 instead of size_int for integer types.
9509 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9510 to match type of MINUS_EXPR.
9512 2008-03-25 Tom Tromey <tromey@redhat.com>
9514 * configure: Rebuilt.
9515 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9518 2008-03-25 Tom Tromey <tromey@redhat.com>
9520 * config/x-solaris (host-solaris.o): Update.
9521 * config/x-linux (host-linux.o): Update.
9522 * config/x-hpux (host-hpux.o): Update.
9523 * config/x-darwin (host-darwin.o): Update.
9524 * config/v850/t-v850e (v850-c.o): Update.
9525 * config/v850/t-v850 (v850-c.o): Update.
9526 * config/t-vxworks (vxworks.o): Update.
9527 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9528 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9529 * config/spu/t-spu-elf (spu-c.o): Update.
9531 * config/sh/t-symbian (sh-c.o): Update.
9532 (symbian.o): Update.
9533 * config/sh/t-sh (sh-c.o): Update.
9534 * config/score/t-score-elf (score7.o, score3.o): Update.
9535 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9536 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9537 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9538 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9540 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9541 * config/m32c/t-m32c (m32c-pragma.o): Update.
9542 * config/ia64/t-ia64 (ia64-c.o): Update.
9543 * config/i386/x-mingw32 (host-mingw32.o): Update.
9544 * config/i386/x-i386 (driver-i386.o): Update.
9545 * config/i386/x-darwin (host-i386-darwin.o): Update.
9546 * config/i386/x-cygwin (host-cygwin.o): Update.
9547 * config/i386/t-nwld (nwld.o): Update.
9548 * config/i386/t-netware (netware.o): Update.
9549 * config/i386/t-interix (winnt.o): Update.
9550 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9551 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9552 msformat-c.o): Update.
9553 * config/bfin/t-bfin-linux (generated_files): Add
9554 linux-sysroot-suffix.h.
9555 * config/arm/t-wince-pe (pe.o): Update.
9556 * config/arm/t-strongarm-pe (pe.o): Update.
9557 * config/arm/t-pe (pe.o): Update.
9558 * config/arm/t-arm (arm-c.o): Update.
9559 * doc/install.texi (Prerequisites): Require make 3.80.
9560 * Makefile.in: Remove .o targets.
9561 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9562 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9563 (simple_generated_h, simple_generated_c): Move earlier.
9564 (generated_files): New variable.
9565 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9566 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9567 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9568 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9569 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9570 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9571 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9572 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9573 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9574 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9575 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9576 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9578 (COMPILE.base, COMPILE): New variables.
9579 (%.o): New pattern rule.
9580 (ALL_HOST_OBJS): New variable.
9581 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9582 (dummy-checksum.o, cc1-checksum.o): Remove.
9583 (DRIVER_SHLIB): New variable.
9584 (DRIVER_DEFINES): Use it.
9585 (gencondmd.c): Move out of build/.
9586 (s-conditions): Update.
9587 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9588 (ALL_BUILD_OBJS): Likewise.
9589 (build/%.o): Use BUILDCOMPILE.
9590 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9591 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9592 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9593 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9594 build/genconfig.o, build/genconstants.o, build/genemit.o,
9595 build/genextract.o, build/genflags.o, build/genmddeps.o,
9596 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9597 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9598 build/gen-protos.o, build/scan.o, build/fix-header.o,
9599 build/scan-decls.o): Simplify.
9600 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9601 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9602 prefix.o, toplev.o): Reduce to variable setting.
9603 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9604 ($(out_object_file), gcc-options.o): New targets.
9605 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9606 * configure: Rebuilt.
9607 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9608 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9610 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9612 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9613 complain when we hit an error, return ERROR_MARK_NODE.
9615 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9617 * config/sh/constraints.md (Pso, Psz): New constraints.
9618 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9619 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9621 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9623 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9624 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9626 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9628 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9629 (prefetch_sh2a): New.
9631 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9632 Naveen.H.S <naveen.hs@kpitcummins.com>
9634 * config/sh/constraints.md (I28): New constraint.
9635 * config/sh/sh.c (broken_move): Add support for movi20s.
9636 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9638 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9639 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9640 Naveen.H.S <naveen.hs@kpitcummins.com>
9642 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9643 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9644 (print_operand): Handle resbank in %@ operand code.
9645 (sh_encode_section_info): New.
9646 (push_regs): Add conditions for resbank.
9647 (sh_expand_epilogue): Likewise.
9648 (sh_insert_attributes): Likewise.
9649 (sh_attribute_table): Likewise.
9650 (sh_handle_resbank_handler_attribute): New.
9651 (sh2a_handle_function_vector_handler_attribute): New.
9652 (sh2a_is_function_vector_call): New.
9653 (sh2a_get_function_vector_number): New.
9654 (sh2a_function_vector_p): New.
9655 (sh_cfun_resbank_handler_p): New.
9656 * config/sh/sh.md (calli): Emit jsr/n if possible.
9657 (calli_tbr_rel): New.
9658 (calli_pcrel): Emit jsr/n if possible.
9659 (return_i): Emit rts/n if possible.
9660 (call_valuei_tbr_rel): New.
9661 (call_valuei_pcrel): Add condition for SH2A target.
9662 (call_value): Likewise.
9663 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9664 (sh2a_get_function_vector_number): Likewise.
9665 (sh2a_is_function_vector_call): Likewise.
9666 * doc/extend.texi: Document TBR relative addressing of SH2A.
9667 (resbank): Add description for SH2A.
9669 2008-03-24 Richard Guenther <rguenther@suse.de>
9672 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9673 pointer assignments change conversions according to middle-end rules.
9674 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9675 * configure.ac: Include type checking in yes.
9676 * configure: Regenerate.
9678 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9680 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9681 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9683 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9685 * gthr-vxworks.h (UNUSED): Define.
9687 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9689 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9691 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9693 * doc/extend.texi (Function Attributes): Add missing comma in the
9694 example of the "alloc_size" attribute.
9696 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9699 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9701 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9704 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9707 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9708 of the underlying type of a MS bitfield layout to the natural
9709 alignment of the type.
9711 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9713 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9714 to their natural alignment to avoid store forwarding stalls.
9716 2008-03-22 Richard Guenther <rguenther@suse.de>
9718 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9719 For PHI nodes verify the address is invariant.
9720 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9721 (get_symbol_constant_value): Use is_gimple_min_invariant.
9722 (maybe_fold_stmt_indirect): Likewise.
9724 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9726 PR rtl-optimization/33927
9727 * Makefile.in (dse.o): Depend on $(TM_P_H).
9728 * expr.h (extract_low_bits): Declare.
9729 * expmed.c (extract_low_bits): New function.
9730 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9731 * dse.c: Include tm_p.h.
9732 (find_shift_sequence): Remove the read_reg argument and return the
9733 read value. Emit the instructions instead of returning them.
9734 Iterate on new_mode rather than calculating it each time.
9735 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9736 source to NEW_MODE and extract_low_bits to convert the shifted
9738 (replace_read): Allow the load and store to have different mode
9739 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9740 or extraction instructions before trying the replacement. Update
9741 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9743 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9745 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9746 to their natural alignment to avoid store forwarding stalls.
9748 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9751 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9752 encouraging but not allowing gprs for input;
9753 change the input constraint to !f#r.
9754 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9756 change the output constraint to !f#r.
9758 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9761 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9762 corresponding post-reload splitters.
9763 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9764 when x87 FP math is selected.
9765 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9766 New function prototype.
9767 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9768 unreachable function to ease macroization of insn patterns.
9770 2008-03-21 Martin Jambor <mjambor@suse.cz>
9772 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9773 reference dumps if ddr is NULL or dependence is unknown.
9775 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9777 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9778 unsigned extension into account.
9779 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9780 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9781 Do computations on a scratch register.
9783 2008-03-21 Richard Guenther <rguenther@suse.de>
9785 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9786 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9787 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9788 * tree-ssa-dom.c (record_equality): Likewise.
9789 * tree-inline.c (copy_body_r): Likewise.
9790 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9793 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9795 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9796 as 'delete_unused' argument.
9798 2008-03-20 Richard Guenther <rguenther@suse.de>
9800 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9801 special casing of constant qualifiers.
9802 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9803 care about them in general.
9804 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9805 regardless of their type.
9806 (fold_stmt_r): Forcefully fold *& if we end up with that.
9808 2008-03-20 Paul Brook <paul@codesourcery.com>
9810 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9811 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9813 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9815 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9816 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9818 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9820 * common.opt (Wmudflap): New option.
9821 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9822 (mx_register_decls): Likewise.
9823 (mudflap_finish_file): Likewise.
9824 * doc/invoke.texi: Document -Wno-mudflap.
9826 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9828 * c-format.c (replace_format_name_to_system_name): New.
9830 (convert_format_name_to_system_name): New.
9831 (decode_format_attr): Add use of convert_format_name_to_system_name.
9832 (format_types_orig): Add gnu_ prefix to names.
9833 (check_format_info_main): Special treating of \0 escaped names for
9834 supporting multi-character format specifiers as I32, I64.
9835 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9836 (gnu_target_overrides_format_attributes): New.
9837 * c-format.h: Add structure target_ovr_attr to hold
9838 system specific formatter names.
9839 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9840 msformat-c.o file to c_target_objs and cxx_target_objs.
9841 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9842 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9843 (TARGET_N_FORMAT_TYPES): New.
9844 * config/i386/msformat-c.c: New.
9845 * config/i386/t-cygming: Add build rule for msformat-c.o.
9846 * doc/extend.texi: Add new format names gnu_* and ms_* and
9848 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9850 2008-03-20 Ira Rosen <irar@il.ibm.com>
9852 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9853 optimizations turned on under -O3.
9854 (ftree-vectorize): Add that the flag is turned on with -O3.
9856 2008-03-20 Ben Elliston <bje@au.ibm.com>
9858 * regmove.c (try_auto_increment): Fix spelling error in comment.
9859 * final.c (final_scan_insn): Likewise.
9861 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9864 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9865 allocator preferences for "y" and "r" class registers.
9866 ("*mov<mode>_internal"): Ditto.
9867 ("*movv2sf_internal_rex64"): Ditto.
9868 ("*movv2sf_internal"): Ditto.
9870 2008-03-19 Michael Matz <matz@suse.de>
9873 * calls.c (expand_call): Check overlap of arguments with call
9874 address for sibcalls.
9876 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9879 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9880 of the underlying type of a MS bitfield layout to the natural
9881 alignment of the type.
9883 2008-03-19 Jan Hubicka <jh@suse.cz>
9886 * toplev.c (decode_d_option): Handle all CPP flags.
9887 * tree-vrp.c: Update tree_pass descriptors.
9888 * regrename.c: Update tree_pass descriptors.
9889 * fwprop.c: Update tree_pass descriptors.
9890 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9891 * tree-into-ssa.c: Update tree_pass descriptors.
9892 * tree-dump.c: Update tree_pass descriptors.
9893 * tree-complex.c: Update tree_pass descriptors.
9894 * tree-dump.h: Update tree_pass descriptors.
9895 * see.c: Update tree_pass descriptors.
9896 * cgraphbuild.c: Update tree_pass descriptors.
9897 * tracer.c: Update tree_pass descriptors.
9898 * tree-loop-distribution.c: Update tree_pass descriptors.
9899 * cgraph.c: Update tree_pass descriptors.
9900 * postreload-gcse.c: Update tree_pass descriptors.
9901 * postreload.c: Update tree_pass descriptors.
9902 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9903 * tree-tailcall.c: Update tree_pass descriptors.
9904 * tree-pass.h (tree_opt_pass): Rename to ...
9905 (opt_pass) ... this one; add "type" field and remove letter field.
9906 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9907 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9908 all_lowering_passes): Update declaration.
9909 * ipa-cp.c: Update tree_pass descriptors.
9910 * final.c: Update tree_pass descriptors.
9911 * omp-low.c: Update tree_pass descriptors.
9912 * tree-ssa-dse.c: Update tree_pass descriptors.
9913 * ipa-reference.c: Update tree_pass descriptors.
9914 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9915 * auto-inc-dec.c: Update tree_pass descriptors.
9916 * reorg.c: Update tree_pass descriptors.
9917 * cgraphunit.c: Update tree_pass descriptors.
9918 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9919 * tree-ssa-ccp.c: Update tree_pass descriptors.
9920 * df-core.c: Update tree_pass descriptors.
9921 * mode-switching.c: Update tree_pass descriptors.
9922 * tree-nomudflap.c: Update tree_pass descriptors.
9923 * modulo-sched.c: Update tree_pass descriptors.
9924 * ipa-pure-const.c: Update tree_pass descriptors.
9925 * cse.c: Update tree_pass descriptors.
9926 * web.c: Update tree_pass descriptors.
9927 * tree-stdarg.c: Update tree_pass descriptors.
9928 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9929 * tree-ssa-dom.c: Update tree_pass descriptors.
9930 * tree-nrv.c: Update tree_pass descriptors.
9931 * tree-ssa-alias.c: Update tree_pass descriptors.
9932 * loop-init.c: Update tree_pass descriptors.
9933 * gimple-low.c: Update tree_pass descriptors.
9934 * ipa-inline.c: Update tree_pass descriptors.
9935 * tree-ssa-sink.c: Update tree_pass descriptors.
9936 * global.c: Update tree_pass descriptors.
9937 * ifcvt.c: Update tree_pass descriptors.
9938 * jump.c: Update tree_pass descriptors.
9939 * predict.c: Update tree_pass descriptors.
9940 * tree-ssa-loop.c: Update tree_pass descriptors.
9941 * recog.c: Update tree_pass descriptors.
9942 * dse.c: Update tree_pass descriptors.
9943 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9944 * tree-eh.c: Update tree_pass descriptors.
9945 * regmove.c: Update tree_pass descriptors.
9947 * function.c: Update tree_pass descriptors.
9948 * tree-vectorizer.c: Update tree_pass descriptors.
9949 * gcse.c: Update tree_pass descriptors.
9950 * ipa-type-escape.c: Update tree_pass descriptors.
9951 * tree-if-conv.c: Update tree_pass descriptors.
9952 * init-regs.c: Update tree_pass descriptors.
9953 * ipa.c: Update tree_pass descriptors.
9954 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9955 * rtl-factoring.c: Update tree_pass descriptors.
9956 * lower-subreg.c: Update tree_pass descriptors.
9957 * bt-load.c: Update tree_pass descriptors.
9958 * tree-dfa.c: Update tree_pass descriptors.
9959 * except.c: Update tree_pass descriptors.
9960 * emit-rtl.c: Update tree_pass descriptors.
9961 * cfgexpand.c: Update tree_pass descriptors.
9962 * tree-cfgcleanup.c: Update tree_pass descriptors.
9963 * cfgcleanup.c: Update tree_pass descriptors.
9964 * tree-ssa-pre.c: Update tree_pass descriptors.
9965 * tree-sra.c: Update tree_pass descriptors.
9966 * tree-mudflap.c: Update tree_pass descriptors.
9967 * tree-ssa-copy.c: Update tree_pass descriptors.
9968 * cfglayout.c: Update tree_pass descriptors.
9969 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9970 * tree-ssa-dce.c: Update tree_pass descriptors.
9971 * tree-ssa.c: Update tree_pass descriptors.
9972 * regclass.c: Update tree_pass descriptors.
9973 * integrate.c: Update tree_pass descriptors.
9974 * tree-optimize.c: Update tree_pass descriptors.
9975 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9976 * tree-object-size.c: Update tree_pass descriptors.
9977 * combine.c: Update tree_pass descriptors.
9978 * tree-outof-ssa.c: Update tree_pass descriptors.
9979 * bb-reorder.c: Update tree_pass descriptors.
9980 * stack-ptr-mod.c: Update tree_pass descriptors.
9981 * var-tracking.c: Update tree_pass descriptors.
9982 * tree-profile.c: Update tree_pass descriptors.
9983 * tree-vect-generic.c: Update tree_pass descriptors.
9984 * reg-stack.c: Update tree_pass descriptors.
9985 * sched-rgn.c: Update tree_pass descriptors.
9986 * tree-ssa-structalias.c: Update tree_pass descriptors.
9987 * tree-cfg.c: Update tree_pass descriptors.
9988 * passes.c (current_pass): Update declaration.
9989 (finish_optimization_passes): Update.
9990 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9991 (register_one_dump_file, register_dump_files_1, next_pass_1):
9993 (init_optimization_passes): Update handling of new types.
9994 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9995 * ipa-struct-reorg.c: Update tree_pass descriptors.
9996 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9997 * combine-stack-adj.c: Update tree_pass descriptors.
9998 * cfgrtl.c: Update tree_pass descriptors.
9999 * dce.c: Update tree_pass descriptors.
10000 * tree-ssanames.c: Update tree_pass descriptors.
10002 2008-03-19 Richard Guenther <rguenther@suse.de>
10004 PR middle-end/35609
10005 * tree-ssa.c (walk_data): New structure.
10006 (warn_uninitialized_var): If not always_executed warn with "maybe"
10008 (execute_early_warn_uninitialized): Compute post-dominators.
10009 Initialize always_executed before processing each basic block.
10011 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10014 * config/i386/i386.c (x86_this_parameter): Calculate correct location
10015 of "this" pointer when "regparm = N" or "fastcall" is in effect.
10017 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10019 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
10021 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
10023 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
10025 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
10026 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
10027 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
10028 target after ignore has been set, and move there also the commputation
10029 of subtarget and original_target.
10030 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
10031 (LANG_HOOKS_INITIALIZER): Remove it.
10032 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
10034 2008-03-18 Richard Guenther <rguenther@suse.de>
10036 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
10037 found an expression with constants, note that in the VN for the lhs.
10038 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
10039 fold them to constants if possible. Run cleanup_cfg if done so.
10040 (execute_pre): Return todo.
10041 (do_pre): Likewise.
10042 (execute_fre): Likewise.
10043 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
10045 (get_prop_source_stmt): Look through pointer conversions.
10047 2008-03-18 Jan Hubicka <jh@suse.cz>
10049 * tree-pretty-print.c: Include predict.h.
10050 (dump_generic_node): Dump predictor.
10051 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10052 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10053 * gimple-low.c (lower_stmt): Likewise.
10054 * expr.c (expand_expr_real): Likewise.
10055 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10057 (build_predict_expr, build_predict_expr): New.
10058 * predict.h (predictor_name, build_predict_expr): Update.
10059 * c-typeck.c (c_finish_bc_stmt): Add prediction.
10060 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
10061 * predict.def (PRED_CONTINUE): Update hitrate.
10062 * tree.def (PREDICT_EXPR): Define.
10063 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
10064 do not handle BIND_EXPR.
10065 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
10066 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
10067 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
10070 2008-03-18 Michael Matz <matz@suse.de>
10072 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
10074 2008-03-18 Richard Guenther <rguenther@suse.de>
10076 * tree-gimple.h (is_gimple_invariant_address): Declare.
10077 (is_gimple_constant): Likewise.
10078 * tree-gimple.c (is_gimple_constant): New function.
10079 (is_gimple_invariant_address): Likewise.
10080 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
10081 and is_gimple_invariant_address.
10082 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
10084 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
10085 an addressable base.
10087 2008-03-18 Jakub Jelinek <jakub@redhat.com>
10089 PR middle-end/35611
10090 * gimplify.c (gimplify_expr): Gimplify second operand of
10093 2008-03-17 Richard Guenther <rguenther@suse.de>
10095 PR tree-optimization/19637
10096 * fold-const.c (fold_unary): Remove restrictions of removing
10097 intermediate pointer-conversions (P2)(P1)P0.
10098 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
10099 conversion to void pointer.
10100 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
10102 2008-03-16 James E. Wilson <wilson@tuliptree.org>
10105 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
10106 emulated thread local variables.
10108 2008-03-16 Richard Guenther <rguenther@suse.de>
10110 PR middle-end/35607
10111 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
10112 expand TREE_INVARIANT operations that are not gimple invariant.
10114 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
10116 * doc/extend.texi (Alignment): Say that the ABI controls
10117 the __alignof__ for non-strict-alignment targets rather
10118 than being a recommendation.
10120 2008-03-15 Paul Brook <paul@codesourcery.com>
10122 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
10124 (arm_output_fn_unwind): Mark functions that can not be unwound.
10126 2008-03-15 Paul Brook <paul@codesourcery.com>
10128 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
10129 extension instructions.
10131 2008-03-15 Richard Guenther <rguenther@suse.de>
10133 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
10134 and fold constant aggregate refs.
10135 (fold_const_aggregate_ref): Handle string constants
10136 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
10137 (evaluate_stmt): Simplify now that ccp_fold folds constant
10140 2008-03-15 Paul Brook <paul@codesourcery.com>
10142 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
10143 (extzv): Use gen_extzv_t2.
10144 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
10146 2008-03-15 Richard Guenther <rguenther@suse.de>
10148 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
10149 (fold_const_aggregate_ref): Likewise.
10150 (get_value): Return NULL if we don't have any values.
10151 (ccp_finalize): Set const_val to NULL after freeing it.
10152 * tree-flow.h (get_symbol_constant_value): Declare.
10153 (fold_const_aggregate_ref): Likewise.
10154 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10156 2008-03-15 Richard Guenther <rguenther@suse.de>
10158 PR middle-end/35593
10159 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10160 to not produce negative array indices if not allowed. Add
10161 parameter to indicate that.
10162 (maybe_fold_offset_to_component_ref): Allow negative array
10163 indices only for the first member of a structure.
10164 (maybe_fold_offset_to_reference): Allow negative array indices.
10165 (maybe_fold_stmt_addition): Likewise.
10167 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10168 Anatoly Sokolov <aesok@post.ru>
10170 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10171 (avr_arch): Add ARCH_AVR6.
10172 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10173 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10174 instead of fixed value 2.
10175 (print_operand_address): Use gs() asm specifier instead of pm().
10176 (avr_assemble_integer): (Ditto.).
10177 (avr_output_addr_vec_elt): (Ditto.).
10178 (print_operand): Handle "!" code.
10179 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
10180 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
10181 (AVR_HAVE_EIJMP_EICALL): Define.
10182 (AVR_3_BYTE_PC): Redefine.
10183 (AVR_2_BYTE_PC): (Ditto.).
10184 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
10185 (LINK_SPEC): Add atmega2560 and atmega2561.
10186 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
10188 * config/avr/avr.md (call_insn): Use eicall instead of icall
10189 for 3 byte PC devices.
10190 (call_value_insn): (Ditto.).
10191 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
10192 (indirect_jump): Use only for for 2 byte PC devices.
10193 (*tablejump): (Ditto.).
10194 (*indirect_jump_avr6): Add insn.
10195 (*tablejump_rjmp): Don't use for 3 byte PC devices.
10196 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
10197 instead of ijmp for 3 byte PC devices.
10198 (__tablejump2__): (Ditto.).
10199 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
10200 (MULITLIB_DIRNAMES): (Ditto.).
10201 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
10203 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
10205 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
10206 "sse2_umulsidi3". Use V1DI mode for operand 0.
10207 ("mmx_psadbw"): Use V1DI mode for operand 0.
10208 * config/i386/i386-modes.def (V1SI): New vector mode.
10209 * config/i386/i386.c (struct builtin_description)
10210 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
10211 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
10212 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
10213 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
10214 v1di_ftype_v8qi_v8qi type.
10215 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
10217 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
10218 __builtin_ia32_pmuludq]: Fix the mode of return value.
10220 2008-03-15 Richard Guenther <rguenther@suse.de>
10222 PR middle-end/35595
10223 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
10226 2008-03-14 Bob Wilson <bob.wilson@acm.org>
10228 * doc/invoke.texi (Option Summary, Xtensa Options): Document
10229 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
10230 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
10231 unless TARGET_SERIALIZE_VOLATILE is enabled.
10232 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
10233 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
10234 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
10236 2008-03-14 Richard Guenther <rguenther@suse.de>
10238 PR tree-optimization/34172
10239 * tree-flow.h (refs_may_alias_p): Declare.
10240 (get_single_def_stmt): Likewise.
10241 (get_single_def_stmt_from_phi): Likewise.
10242 (get_single_def_stmt_with_phi): Likewise.
10243 * tree-dfa.c (refs_may_alias_p): New function.
10244 (get_single_def_stmt): Likewise.
10245 (get_single_def_stmt_from_phi): Likewise.
10246 (get_single_def_stmt_with_phi): Likewise.
10247 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
10248 (vn_reference_lookup_1): New helper function.
10249 (vn_reference_lookup): Walk the virtual use-def chain to
10250 continue searching for a match if the def does not alias the
10251 reference we are looking for.
10253 2008-03-14 David Edelsohn <edelsohn@gnu.org>
10255 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
10256 archive and Perzl. Update The Written Word listing.
10258 2008-03-14 Richard Guenther <rguenther@suse.de>
10260 PR tree-optimization/34043
10261 PR tree-optimization/33989
10262 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
10264 (bitmap_find_leader): Use extra argument to verify dominance
10265 relationship inside a basic-block.
10266 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
10267 (find_leader_in_sets): Adjust.
10268 (create_component_ref_by_pieces): Take extra argument for
10269 dominance check, handle lookup failures.
10270 (find_or_generate_expression): Likewise.
10271 (create_expression_by_pieces): Likewise.
10272 (insert_into_preds_of_block): Adjust.
10273 (create_value_expr_from): If asked for, verify all operands
10274 are in the blocks AVAIL_OUT set.
10275 (make_values_for_stmt): Check for SSA_NAMEs that are life
10276 over an abnormal edge.
10277 (compute_avail): Remove such check.
10278 (do_SCCVN_insertion): New function.
10279 (eliminate): If we do not find a leader suitable for replacement
10280 insert a replacement expression from SCCVN if available.
10281 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
10282 (struct vn_ssa_aux): Add needs_insertion flag.
10283 * tree-ssa-sccvn.c (may_insert): New global flag.
10284 (copy_reference_ops_from_ref): Value-number union member access
10285 based on its size, not type and member if insertion is allowed.
10286 (visit_reference_op_load): For a weak match from union type
10287 punning lookup a view-converted value and insert a SSA_NAME
10288 for that value if that is not found.
10289 (visit_use): Make dumps shorter. Do not disallow value numbering
10290 SSA_NAMEs that are life over an abnormal edge to constants.
10291 (free_scc_vn): Release inserted SSA_NAMEs.
10292 (run_scc_vn): New flag to specify whether insertion is allowed.
10293 Process SSA_NAMEs in forward order.
10294 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10295 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10296 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10297 pointer type to/from integral types that do not change the
10298 precision to regular conversions.
10300 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10302 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10303 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10304 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10305 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10306 input arguments and the mode of return value. Built-in functions
10307 that operate on whole 64-bit MMX register now use V1DI mode.
10309 2008-03-13 Alon Dayan <alond@il.ibm.com>
10310 Olga Golovanevsky <olga@il.ibm.com>
10312 PR tree-optimization/35041
10313 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10314 to locate the right position in a statement.
10316 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10320 * config/i386/xmmintrin.h: Change all static inline functions to
10321 extern inline and add __gnu_inline__ attribute.
10322 * config/i386/bmintrin.h: Ditto.
10323 * config/i386/smmintrin.h: Ditto.
10324 * config/i386/tmmintrin.h: Ditto.
10325 * config/i386/mmintrin-common.h: Ditto.
10326 * config/i386/ammintrin.h: Ditto.
10327 * config/i386/emmintrin.h: Ditto.
10328 * config/i386/pmmintrin.h: Ditto.
10329 * config/i386/mmintrin.h: Ditto.
10330 * config/i386/mm3dnow.h: Ditto.
10332 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10334 PR middle-end/35185
10335 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10336 (lower_omp_2): New function.
10337 (lower_omp_1, lower_omp): Rewritten.
10339 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10342 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10343 with the phrase "Microsoft Windows compilers".
10344 (Push/Pop Macro Pragmas): New subsection. Document
10345 #pragma push_macro and pragma pop_macro.
10347 2008-03-12 Paul Brook <paul@codesourcery.com>
10349 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10351 2008-03-12 Paul Brook <paul@codesourcery.com>
10353 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10354 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10355 (thumb2_addsi_shortim): Rename ...
10356 (thumb2_addsi_short): ... to this. Allow register operands.
10357 (thumb2_subsi_short): New pattern.
10358 (thumb2_one_cmplsi2_short,
10359 thumb2_negsi2_short): New patterns and peepholes.
10361 2008-03-12 Paul Brook <paul@codesourcery.com>
10363 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10365 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10367 * config/i386/i386.md (int_cond): New code iterator.
10369 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10370 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10371 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10372 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10373 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10374 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10375 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10376 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10378 2008-03-12 Paul Brook <paul@codesourcery.com>
10380 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10381 instead of {arm,thumb}_compute_save_reg_mask.
10382 (output_return_instruction): Ditto.
10383 (thumb_unexpanded_epilogue): Ditto.
10384 (thumb1_expand_prologue): Ditto.
10385 (thumb1_output_function_prologue): Ditto.
10386 (arm_set_return_address): Ditto.
10387 (thumb_set_return_address): Ditto.
10388 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10389 regs to achieve stack alignment.
10390 (thumb1_compute_save_reg_mask): Fix compiler warning.
10391 (arm_output_epilogue): Use offsets->saved_regs_mask.
10392 Adjust stack pointer by poping call clobered registers.
10393 (arm_expand_prologue): Use offsets->saved_regs_mask.
10394 Adjust stack pointer by pushing extra registers.
10395 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10397 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10400 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10401 conversion to the operands of a multiplication.
10403 2008-03-12 Richard Guenther <rguenther@suse.de>
10405 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10406 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10407 * timevar.def (TV_TREE_PHIPROP): Add.
10408 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10409 pass description. Use TV_TREE_PHIPROP.
10410 * tree-ssa-forwprop.c: Remove phiprop code.
10412 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10414 PR middle-end/35549
10415 * omp-low.c (maybe_lookup_decl): Constify first argument.
10416 (use_pointer_for_field): Change last argument from bool to
10417 omp_context *. Disallow shared copy-in/out in nested
10418 parallel if decl is shared in outer parallel too.
10419 (build_outer_var_ref, scan_sharing_clauses,
10420 lower_rec_input_clauses, lower_copyprivate_clauses,
10421 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10423 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10424 Ira Rosen <irar@il.ibm.com>
10426 * tree-vectorizer.c (free_stmt_vec_info): New function.
10427 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10428 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10429 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10430 * tree-vect-transform.c (vectorizable_conversion): Free
10431 vec_oprnds0 if it was allocated.
10432 (vect_permute_store_chain): Remove unused VECs.
10433 (vectorizable_store): Free VECs that are allocated in the..
10435 (vect_transform_strided_load, vectorizable_load): Likewise.
10436 (vect_remove_stores): Simplify the code.
10437 (vect_transform_loop): Move code to vect_remove_stores().
10438 Call vect_remove_stores() and free_stmt_vec_info().
10440 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10442 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10443 TARGET_HPUX. Revise comment.
10444 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10445 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10446 Use sr4 variant of `be' instruction when not generating PIC code.
10447 (attr_length_call): Adjust for above change.
10449 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10451 * ipa-reference.c (static_execute): Remove module_statics_const and
10452 associated setting code.
10454 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10457 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10458 predicate for operand 1.
10459 (paritysi2_cmp): Use register_operand predicate for operand 2.
10460 Use earlyclobber modifier for operand 1. Remove support for
10462 (paritydi2_cmp): Use register_operand predicate for operand 3.
10463 Use earlyclobber modifier for operand 1. Remove support for
10466 2008-03-11 Paul Brook <paul@codesourcery.com>
10467 Vladimir Prus <vladimir@codesourcery.com>
10469 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
10470 (arm_compute_save_reg0_reg12_mask): Always
10471 check if register 11 must be saved. Always safe hard frame pointer
10472 when frame_pointer_needeed.
10473 (arm_compute_save_reg_mask): Save IP and PC
10474 only with apcs frames.
10475 (arm_output_epilogue): Adjust Thumb2 codepath to
10476 be also invoked and work for ARM non-apcs frames.
10477 (arm_expand_prologue): Don't bother saving IP
10478 for non-apcs frame, since it's not clobbered by
10479 prologue code. Implement non-apcs frame
10482 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10484 PR rtl-optimization/35281
10485 * expr.c (convert_move): Use a new pseudo for the intermediate
10486 from_mode->word_mode result.
10488 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10490 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10491 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10492 * toplev.c (compile_file): Don't call it.
10494 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10496 PR middle-end/35526
10497 * expr.c (store_expr): Call emit_block_move if the mode
10498 of "temp" RTX is BLKmode.
10500 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10501 Richard Guenther <rguenther@suse.de>
10503 PR tree-optimization/31358
10504 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10505 the step with a NULL_TREE.
10506 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10507 to sizetype if type is a pointer type.
10508 (add_candidate_1): Don't convert the base and step to
10509 the generic type if the orginal type is a pointer type.
10510 (add_iv_value_candidates): Use sizetype for the step
10511 if type is a pointer type.
10512 (cand_value_at): Likewise.
10513 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10515 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10516 Don't convert the tem affine to the type.
10517 (add_elt_to_tree): Use sizetype for the step if a pointer.
10518 Use POINTER_PLUS_EXPR for pointers.
10519 (aff_combination_to_tree): Use sizetype for the step if a
10522 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10524 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10525 Remove commutativity hint.
10527 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10531 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10532 errorneous type. Check that v is a VAR_DECL.
10534 PR middle-end/35099
10535 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10537 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10539 PR tree-optimization/35494
10540 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10541 may be overriden at link and run time.
10543 2008-03-10 Richard Guenther <rguenther@suse.de>
10545 PR tree-optimization/34677
10546 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10547 (poolify_tree): Likewise.
10548 (modify_expr_template): Likewise.
10549 (poolify_modify_stmt): Likewise.
10550 (insert_fake_stores): Handle all component-ref style stores
10551 in addition to INDIRECT_REF. Also handle complex types.
10552 Do not poolify the inserted load.
10553 (realify_fake_stores): Do not rebuild the tree but only
10554 make it a SSA_NAME copy.
10555 (init_pre): Remove initialzation of modify_expr_template.
10556 Do not allocate modify_expr_node_pool.
10557 (fini_pre): Do not free modify_expr_node_pool.
10559 2008-03-10 Paul Brook <paul@codesourcery.com>
10561 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10562 to avoid conflicts.
10564 2008-03-10 Paul Brook <paul@codesourcery.com>
10565 Mark Shinwell <shinwell@codesourcery.com>
10567 * config/arm/cortex-r4.md: New.
10568 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10570 * config/arm/arm.md: Include cortex-r4.md.
10571 (insn): Add smmls, sdiv and udiv values.
10572 (generic_sched): Don't use generic scheduling for Cortex-R4.
10573 (arm_issue_rate): New function.
10574 (TARGET_SCHED_ISSUE_RATE): Define.
10576 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10578 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10580 2008-03-10 Richard Guenther <rguenther@suse.de>
10582 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10583 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10585 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10587 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10588 Set default to true.
10590 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10592 * c.opt (Wsynth): Deprecate.
10593 * doc/invoke.texi (Option Summary, Warning Options): Document
10594 -Wno-format-contains-nul.
10596 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10599 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10600 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10602 2008-03-09 Ira Rosen <irar@il.ibm.com>
10604 * config/rs6000/rs6000.c (builtin_description): Rename vector
10605 left shift operations.
10606 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10607 (altivec_vsl<VI_char>): Rename to ...
10608 (ashl<mode>3): ... new name.
10609 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10611 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10613 2008-03-08 Richard Guenther <rguenther@suse.de>
10615 * coverage.h (tree_coverage_counter_addr): Declare.
10616 * coverage.c (tree_coverage_counter_addr): New function.
10617 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10618 before using again.
10619 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10620 (tree_gen_one_value_profiler): Likewise.
10621 (tree_gen_ic_profiler): Likewise.
10622 (tree_gen_average_profiler): Likewise.
10623 (tree_gen_ior_profiler): Likewise.
10625 2008-03-08 Richard Guenther <rguenther@suse.de>
10627 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10628 (vn_binary_op_insert): Likewise.
10629 (vn_unary_op_lookup): Likewise.
10630 (vn_unary_op_insert): Likewise.
10631 (vn_nary_op_lookup): Declare.
10632 (vn_nary_op_insert): Likewise.
10633 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10634 and binary hashes, use a single obstack for unary_op_pool
10635 and binary_op_pool.
10636 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10637 a single struct vn_nary_op_s. Store tree code length and
10638 a variable number of operands.
10639 (struct vn_reference_op_struct): Remove unused op2.
10640 (vn_reference_op_eq): Do not compare op2.
10641 (vn_reference_op_compute_hash): Do not compute hash of op2.
10642 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10643 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10644 with vn_nary_op_compute_hash.
10645 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10646 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10648 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10650 (visit_unary_op): Call nary functions.
10651 (visit_binary_op): Likewise.
10652 (process_scc): Adjust for struct vn_tables_s changes.
10653 (allocate_vn_table): Likewise.
10654 (free_vn_table): Likewise.
10655 * tree-vn.c (vn_add): Call nary functions.
10656 (vn_lookup): Likewise.
10658 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10661 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10662 wdst back after sync_compare_and_swapqhi_internal.
10664 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10667 * config/i386/i386-modes.def (V1DI): New vector mode.
10668 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10669 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10670 (MMXMODE248): Ditto.
10671 (MMXMODE): Add V1DI mode.
10672 (mmxvecsize): Change DI mode to V1DI mode.
10673 ("mov<mode>): Use MMXMODEI8 mode iterator.
10674 ("*mov<mode>_internal_rex64"): Ditto.
10675 ("*mov<mode>_internal"): Ditto.
10676 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10677 ("mmx_sub<mode>3"): Ditto.
10678 ("mmx_adddi3"): Remove insn pattern.
10679 ("mmx_subdi3"): Ditto.
10680 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10681 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10682 ("mmx_ashl<mode>3"): Ditto.
10683 ("mmx_lshrdi3"): Remove insn pattern.
10684 ("mmx_ashldi3"): Ditto.
10685 * config/i386/i386.c (classify_argument): Handle V1DImode.
10686 (function_arg_advance_32): Ditto.
10687 (function_arg_32): Ditto.
10688 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10689 mmx_addv1di3 insn pattern.
10690 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10691 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10692 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10693 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10694 Remove definitions of built-in functions.
10695 (V1DI_type_node): New node.
10696 (v1di_ftype_v1di_int): Ditto.
10697 (v1di_ftype_v1di_v1di): Ditto.
10698 (v2si_ftype_v2si_si): Ditto.
10699 (v4hi_ftype_v4hi_di): Remove node.
10700 (v2si_ftype_v2si_di): Ditto.
10701 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10702 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10703 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10704 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10705 Add new builtins using def_builtin_const.
10706 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10707 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10708 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10709 * config/i386/mmintrin.h (__v1di): New typedef.
10710 (_mm_add_si64): Cast arguments to __v1di type.
10711 (_mm_sub_si64): Ditto.
10712 (_mm_sll_pi16): Cast __count to __v4hi type.
10713 (_mm_sll_pi32): Cast __count to __v2si type.
10714 (_mm_sll_si64): Cast arguments to __v1di type.
10715 (_mm_srl_pi16): Cast __count to __v4hi type.
10716 (_mm_srl_pi32): Cast __count to __v2si type.
10717 (_mm_srl_si64): Cast arguments to __v1di type.
10718 (_mm_sra_pi16): Cast __count to __v4hi type.
10719 (_mm_sra_pi32): Cast __count to __v2si type.
10720 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10721 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10722 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10723 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10724 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10725 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10726 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10727 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10728 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10729 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10730 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10731 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10733 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10735 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10737 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10740 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10741 reg+const addressing for Altivec modes. Don't generate reg+reg
10742 addressing for TFmode or TDmode quantities.
10744 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10746 * c-common.c (vector_types_convertible_p): Call langhook
10747 instead of comptypes.
10749 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10752 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10753 integral and scalar float variables which have a
10756 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10758 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10759 dwarf_register_span hook when emitting unwind information for
10760 register-to-memory saves.
10761 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10762 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10764 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10766 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10767 for the same VAR_DECL.
10769 2008-03-06 Tom Tromey <tromey@redhat.com>
10771 * treelang: Delete.
10772 * doc/standards.texi (Standards): Don't mention treelang.
10773 * doc/invoke.texi (Overall Options): Don't mention treelang.
10774 * doc/install.texi (Prerequisites): Don't mention bison or
10776 (Configuration): Don't mention treelang.
10777 (Building): Likewise.
10778 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10780 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10782 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10783 word-extractions out of a multi-word object.
10785 2008-03-06 Richard Guenther <rguenther@suse.de>
10787 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10788 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10789 result type and precision.
10790 * expr.c (get_inner_reference): Set unsignedp based on the result
10791 type of BIT_FIELD_REF.
10792 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10793 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10794 (try_instantiate_multiple_fields): Likewise. Use the correct type
10796 (sra_build_assignment): Likewise.
10797 (sra_build_elt_assignment): Likewise.
10798 (sra_explode_bitfield_assignment): Likewise.
10799 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10800 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10801 set BIT_FIELD_REF_UNSIGNED.
10802 (vectorizable_load): Likewise.
10804 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10806 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10809 2008-03-06 Richard Guenther <rguenther@suse.de>
10811 * alias.c (struct alias_set_entry): Move has_zero_child field
10812 to pack with alias_set.
10814 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10816 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10819 2008-03-05 Ian Lance Taylor <iant@google.com>
10821 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10823 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10825 * fwprop.c (update_df): Support width and offset parameters of
10827 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10828 global_conflicts): Change DF_REF_EXTRACT to either
10829 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10830 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10831 * df-scan.c (df_ref_record, df_defs_record,
10832 df_ref_create_structure, df_def_record_1, df_uses_record,
10833 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10834 df_bb_refs_collect, df_entry_block_defs_collect,
10835 df_exit_block_uses_collect): Support new width and offset fields.
10836 (ref_extract_pool): New storage pool.
10837 (df_free_ref): New function.
10838 (df_reg_chain_unlink, df_free_collection_rec,
10839 df_sort_and_compress_refs): Call df_free_ref.
10840 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10842 (df_ref_create_structure): Allocate df_ref_extract if offset and
10843 width fields are used.
10844 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10845 (df_uses_record): Get offset and width from ZERO_EXTRACT
10847 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10848 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10849 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10850 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10851 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10852 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10853 (df_ref_extract): New structure.
10854 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10855 (df_ref_create): Add width and offset parameters.
10857 2008-03-05 Richard Guenther <rguenther@suse.de>
10859 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10860 Use ranges_overlap_p.
10861 (offset_overlaps_with_access): Rename
10862 to ranges_overlap_p and move ...
10863 * tree-flow-inline.h (ranges_overlap_p): ... here.
10865 * tree.h (get_inner_reference, handled_component_p): Update
10868 * tree.h (record_component_aliases, get_alias_set,
10869 alias_sets_conflict_p, alias_sets_must_conflict_p,
10870 objects_must_conflict_p): Move declarations ...
10871 * alias.h (record_component_aliases, get_alias_set,
10872 alias_sets_conflict_p, alias_sets_must_conflict_p,
10873 objects_must_conflict_p): ... here.
10874 Include coretypes.h.
10875 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10877 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10879 * cfg.c: Include tree-flow.h.
10880 (remove_edge_raw): Call redirect_edge_var_map_clear.
10881 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10882 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10883 (redirect_edge_var_map_result): New.
10884 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10885 PENDING_STMT use with redirect_edge_var_map_*.
10886 * tree-ssa.c (edge_var_maps): New definition.
10887 (redirect_edge_var_map_add): New.
10888 (redirect_edge_var_map_clear): New.
10889 (redirect_edge_var_map_dup): New.
10890 (redirect_edge_var_map_vector): New.
10891 (redirect_edge_var_map_destroy): New.
10892 (ssa_redirect_edge): Replace PENDING_STMT use with
10893 redirect_edge_var_map_*.
10894 (flush_pending_stmts): Same.
10895 (delete_tree_ssa): Destroy edge var map.
10896 * tree-flow.h (struct _edge_var_map): New.
10897 Define edge_var_map vector type.
10898 Declare redirect_edge_var_map_* prototypes.
10899 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10900 * tree-cfg.c (reinstall_phi_args): Replace
10901 PENDING_STMT use with redirect_edge_var_map_*.
10903 2008-03-05 Richard Guenther <rguenther@suse.de>
10905 PR tree-optimization/35472
10906 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10907 whose single use_stmt has a overlapping set of loaded and
10908 stored symbols as that use_stmt might be a noop assignment then.
10910 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10912 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10914 2008-03-05 Richard Guenther <rguenther@suse.de>
10917 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10918 should be constants.
10919 * tree-cfg.c (verify_expr): Verify it.
10920 * fold-const.c (fold_truthop): Remove code generating
10921 BIT_FIELD_REFs of structure bases.
10922 (fold_binary): Likewise.
10923 (fold_ternary): Position and size of BIT_FIELD_REFs are
10924 always host integers.
10925 (make_bit_field_ref): Remove.
10926 (optimize_bit_field_compare): Remove.
10927 (all_ones_mask_p): Remove.
10929 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10932 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10933 (split_block_and_df_analyze): New. Split basic block and rebuild
10935 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10937 (split_pattern_seq): Likewise.
10938 (erase_matching_seqs): Likewise.
10939 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10941 2008-03-04 Geoff Keating <geoffk@apple.com>
10943 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10944 declaration and code.
10945 (tree_invalid_nonnegative_warnv_p): Likewise.
10947 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10949 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10950 examples. Truncate option-names then causing overfull hbox.
10952 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10955 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10957 * configure: Rebuilt.
10959 2008-03-04 Rafael Espindola <espindola@google.com>
10961 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10962 (tree_unary_nonnegative_warnv_p): New.
10963 (tree_binary_nonnegative_warnv_p): New.
10964 (tree_single_nonnegative_warnv_p): New.
10965 (tree_invalid_nonnegative_warnv_p): New.
10966 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10968 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10971 * opts.c (handle_option): Postpone 'unknown option' errors only for
10974 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10977 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10980 2008-03-04 Rafael Espindola <espindola@google.com>
10982 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10983 (tree_binary_nonzero_warnv_p): New.
10984 (tree_single_nonzero_warnv_p): New.
10985 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10987 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10989 PR middle-end/35456
10990 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10991 transformations for modes that have signed zeros.
10992 * ifcvt.c (noce_try_abs): Ditto.
10994 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10996 * config/i386/i386.c (override_options): Force
10997 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10999 2008-03-04 Jan Hubicka <jh@suse.cz>
11002 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
11005 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11007 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
11008 label to probe the stack.
11010 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11012 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
11013 (__gthr_win32_mutex_destroy): Declare.
11014 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
11015 __gthr_win32_mutex_destroy.
11016 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
11018 2008-03-03 Jan Hubicka <jh@suse.cz>
11021 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
11022 aggressive on inlining cold calls.
11024 2008-03-03 Richard Guenther <rguenther@suse.de>
11026 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
11027 struct copies into the expression table.
11028 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
11029 (try_to_simplify): Likewise.
11030 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
11031 integral and pointer arguments which do not change the
11032 precision to NOP_EXPRs.
11033 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
11034 VIEW_CONVERT_EXPR case.
11036 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
11038 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
11039 defined in a loop at depth 0 is invariant.
11040 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11041 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
11042 be called at loop depth 0.
11044 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11047 * gcc.c (process_command): Update copyright notice dates.
11048 * gcov.c (print_version): Likewise.
11049 * gcov-dump.c (print_version): Likewise.
11050 * mips-tfile.c (main): Likewise.
11051 * mips-tdump.c (main): Likewise.
11053 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11056 * c-common.c (flag_permissive): Delete.
11057 (constant_expression_warnings): Check flags first.
11058 (constant_expression_error): New.
11059 * c-common.h (flag_permissive): Delete.
11060 (constant_expression_error): Declare.
11061 * flags.h (flag_permissive): Declare. Update description.
11062 * diagnostic.c (pedwarn): Update.
11064 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
11065 (permissive_error_kind): New.
11066 * toplev.c (flag_permissive): Define. Update description.
11067 * toplev.h (permissive_error_kind): Declare.
11068 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
11069 (pedwarn_c90): Use pedantic_warning_kind.
11070 * c-opts.c (c_common_post_options): flag_permissive does not affect
11071 flag_pedantic_errors.
11073 2008-03-02 Joseph Myers <joseph@codesourcery.com>
11075 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
11076 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
11077 __absvsi2, __absvDI2): Use unsigned arithmetic.
11079 2008-03-02 Andi Kleen <ak@suse.de>
11080 Richard Guenther <rguenther@suse.de>
11082 * struct-equiv.c: Remove file.
11083 * cfg_cleanup.c (condjump_equiv_p): Remove.
11084 * Makefile.in (OBJS-common): Remove struct-equiv.o.
11085 (struct-equiv.o): Remove rule.
11086 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
11087 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
11088 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
11090 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11092 * ifcvt.c (noce_process_if_block): Try to handle only the then
11093 block if the else block exists but isn't suitable.
11095 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11098 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
11099 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11100 regression from previous patch.
11102 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11105 * gthr.h: Add __gthread_mutex_destroy as a function that must be
11107 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
11108 * gthr-single.h (__gthread_mutex_destroy): Likewise.
11109 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
11110 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
11111 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
11112 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
11113 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
11114 (__gthread_mutex_destroy_function): Rename to
11115 __gthread_mutex_destroy.
11116 * gthr-dce.h (__gthread_mutex_destroy): Call
11117 pthread_mutex_destroy.
11118 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
11119 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
11120 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
11122 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11124 * df-scan.c (df_ref_chain_change_bb): Simplify.
11125 (df_insn_change_bb): Add new_bb argument. Simplify. Call
11126 set_block_for_insn if there's any change.
11127 * df.h ((df_insn_change_bb): Fix prototype.
11128 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
11129 df_insn_change_bb, don't call set_block_for_insn.
11130 * emit-rtl.c (reorder_insns): Likewise.
11131 * haifa-sched.c (move_insn): Likewise.
11133 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11135 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
11137 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11139 * tree-flow-inline.h (next_readonly_imm_use): Return
11140 NULL_USE_OPERAND_P after the end.
11142 2008-03-01 Richard Guenther <rguenther@suse.de>
11144 PR tree-optimization/35411
11145 * tree-sra.c (sra_build_assignment): Split conversion to
11146 final type to a separate statement if we are not assigning
11149 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11151 * fold-const.c (fold_convertible_p): Correct the logic to follow
11152 that in fold_convert().
11154 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11157 * tree-inline.c (build_duplicate_type): When we make a
11158 duplicate type, make it unique in the canonical types system.
11160 2008-02-29 Tom Tromey <tromey@redhat.com>
11162 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11163 input_file_stack_history, input_file_stack_restored): Remove.
11164 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11165 * input.h (struct file_stack): Remove.
11166 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11167 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11169 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11171 (diagnostic_last_module_changed): Add 'map' argument.
11172 (diagnostic_set_last_function): Likewise.
11173 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11174 line map, not input_file_stack.
11175 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
11177 2008-02-29 Paul Brook <paul@codesourcery.com>
11179 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
11181 2008-02-29 Paul Brook <paul@codesourcery.com>
11183 * config/arm/ieee754-df.S (muldf3): Use RET macros.
11185 2008-02-29 Richard Guenther <rguenther@suse.de>
11187 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
11189 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
11190 value for comparing for a store match.
11191 (simplify_unary_expression): Do nothing for SSA_NAMEs.
11192 (try_to_simplify): Do not do a full-blown reference lookup.
11194 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11196 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
11197 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11199 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
11201 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
11203 * tree-loop-linear.c (try_interchange_loops): Compare memory access
11204 strides against cache sizes.
11206 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11208 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
11211 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
11213 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
11214 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
11215 is smaller than the original promoted value.
11216 (simplify_subreg): If OP is a SUBREG, try to preserve its
11217 SUBREG_PROMOTED_VAR_P information.
11219 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
11221 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
11222 (VN_INFO_GET): Allocate new objects on the obstack.
11223 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
11224 for rpo_numbers_temp, for consistency.
11225 (free_scc_vn): Free the obstack.
11227 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11229 * doc/invoke.texi: Document -ftree-loop-distribution.
11230 * tree-loop-distribution.c: New.
11231 * tree-pass.h (pass_loop_distribution): New.
11232 * graphds.h (struct graph): Add htab_t indices.
11233 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
11234 * tree-vectorizer.c (rename_variables_in_loop): Extern.
11235 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
11236 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
11237 * tree-data-ref.c (debug_data_dependence_relations): New.
11238 (dump_data_dependence_relation): Also print data references.
11239 (free_data_ref): Extern.
11240 (same_access_functions): Moved...
11241 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
11242 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11243 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
11244 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
11245 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
11246 (stmts_from_loop): Skip LABEL_EXPR.
11247 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
11249 (build_rdg): Initialize rdg->indices htab.
11250 (free_rdg, stores_from_loop, ref_base_address,
11251 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
11252 have_similar_memory_accesses_1, ref_base_address_1,
11253 remove_similar_memory_refs): New.
11254 * tree-data-ref.h: Depend on tree-chrec.h.
11255 (debug_data_dependence_relations, free_data_ref): Declared.
11256 (same_access_functions): ... here.
11257 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
11259 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
11260 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
11261 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
11262 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11263 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
11264 rdg_vertex_for_stmt): Declared.
11265 (struct rdg_edge): Add level.
11267 (free_rdg, stores_from_loop, remove_similar_memory_refs,
11268 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
11270 (rdg_has_similar_memory_accesses): New.
11271 * tree-vect-analyze.c: Remove unused static decls.
11272 * lambda.h (dependence_level): New.
11273 * common.opt (ftree-loop-distribution): New.
11274 * tree-flow.h (mark_virtual_ops_in_bb,
11275 slpeel_tree_duplicate_loop_to_edge_cfg,
11276 rename_variables_in_loop): Declared.
11277 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
11278 (OBJS-common): Add tree-loop-distribution.o.
11279 (tree-loop-distribution.o): New rule.
11280 * tree-cfg.c (mark_virtual_ops_in_bb): New.
11281 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
11282 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
11284 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11287 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11288 other than structures and unions.
11290 2008-02-28 Richard Guenther <rguenther@suse.de>
11293 2008-02-26 Richard Guenther <rguenther@suse.de>
11295 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11296 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11297 (lookup_decl_from_uid): Declare.
11298 (remove_decl_from_map): Likewise.
11299 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11300 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11301 (decl_for_uid_map): New global hashtable mapping DECL_UID
11303 (init_ttree): Allocate it.
11304 (insert_decl_to_uid_decl_map): New helper function.
11305 (make_node_stat): Insert new decls into the map.
11306 (copy_node_stat): Likewise.
11307 (lookup_decl_from_uid): New function.
11308 (remove_decl_from_map): Likewise.
11309 (print_decl_for_uid_map_statistics): New helper.
11310 (dump_tree_statistics): Call it.
11312 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11313 (referenced_var_iterator): Adjust.
11314 (FOR_EACH_REFERENCED_VAR): Adjust.
11315 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11316 (num_referenced_vars): Adjust.
11317 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11318 (first_referenced_var): Remove.
11319 (end_referenced_vars_p): Likewise.
11320 (next_referenced_var): Likewise.
11321 (referenced_var_iterator_set): New helper function.
11322 * tree-dfa.c (referenced_var_lookup): Adjust.
11323 (referenced_var_check_and_insert): Likewise.
11324 (remove_referenced_var): Likewise.
11325 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11326 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11327 (verify_call_clobbering): Likewise.
11328 (verify_memory_partitions): Likewise.
11329 (init_tree_ssa): Allocate bitmap instead of hashtable for
11331 (delete_tree_ssa): Adjust.
11332 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11333 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11334 (compute_tag_properties): Likewise.
11335 (set_initial_properties): Likewise.
11336 (find_partition_for): Likewise.
11337 (update_reference_counts): Likewise.
11338 (dump_may_aliases_for): Likewise.
11339 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11340 (add_call_clobber_ops): Likewise.
11341 (add_call_read_ops): Likewise.
11342 (get_asm_expr_operands): Likewise.
11343 * tree-into-ssa.c (dump_decl_set): Likewise.
11344 (update_ssa): Likewise.
11345 * tree-sra.c (scan_function): Likewise.
11346 (decide_instantiations): Likewise.
11347 (scalarize_parms): Likewise.
11348 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11349 (dsa_named_for): Likewise.
11350 * tree-ssa-structalias.c (update_alias_info): Likewise.
11351 (merge_smts_into): Likewise.
11353 2008-02-27 David Daney <ddaney@avtrex.com>
11356 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11357 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11358 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11359 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11360 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11362 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11365 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11366 (BUILT_IN_NEXTTOWARD): Remove.
11367 (BUILT_IN_NEXTTOWARDF): Ditto.
11368 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11369 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11371 2008-02-27 Tom Tromey <tromey@redhat.com>
11373 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11374 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11376 2008-02-27 Jan Beulich <jbeulich@novell.com>
11378 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11379 update the respective field on newdecl.
11381 2008-02-27 Revital Eres <eres@il.ibm.com>
11383 PR rtl-optimization/34999
11384 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11385 crossing edges that ends with a call insn.
11386 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11387 call insn and clear the EDGE_CROSSING flag of the crossing edge
11388 when fixing fallthru edges.
11390 2008-02-27 Richard Guenther <rguenther@suse.de>
11392 PR middle-end/35390
11393 * fold-const.c (fold_unary): Return the correct argument,
11394 converted to the result type.
11396 2008-02-27 Richard Guenther <rguenther@suse.de>
11398 PR middle-end/34971
11399 * expr.c (expand_expr_real_1): Assert on rotates that operate
11401 * fold-const.c (fold_binary): Use the types precision, not the
11402 bitsize of the mode if folding rotate expressions. Build rotates
11403 only for full modes.
11405 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11407 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11408 and CPP_PRAGMA_EOL.
11409 * c-pragma.c (pragma_ns_name): New typedef.
11410 (registered_pp_pragmas): New variable.
11411 (c_pp_lookup_pragma): New function.
11412 (c_register_pragma_1): If flag_preprocess_only, do nothing
11413 for non-expanded pragmas, for expanded ones push pragma's
11414 namespace and name into registered_pp_pragmas vector.
11415 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11416 flag_preprocess_only, don't register GCC pch_preprocess
11417 pragma if flag_preprocess_only.
11418 * c-opts.c (c_common_init): Call init_pragma even if
11419 flag_preprocess_only.
11420 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11421 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11422 cpp_register_pragma if flag_preprocess_only.
11424 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11427 * c-parser.c (c_parser_translation_unit): Warn for empty
11428 translation unit, not empty source file.
11430 2008-02-26 Paul Brook <paul@codesourcery.com>
11432 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11433 operand for Thumb-2.
11434 * config/arm/arm.h (reg_class): Add CORE_REGS.
11435 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11436 (BASE_REG_CLASS): Use CORE_REGS.
11437 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11438 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11439 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11440 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11441 ARM_REGNO_OK_FOR_INDEX_P.
11442 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11443 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11444 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11445 (ldm/stm peepholes): Ditto.
11446 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11447 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11448 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11449 * config/arm/constraints.md: Enable "k" constraint on ARM.
11451 2008-02-27 Ben Elliston <bje@au.ibm.com>
11453 * config/rs6000/rs6000.c: Annotate cache line size field in all
11454 instances of struct processor_costs.
11456 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11458 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
11459 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
11460 jump_bypass): New counters.
11461 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
11462 * dce.c (gate_ud_dce): Same.
11463 (gate_fast_dce): Same.
11464 * dse.c (gate_dse1): New function.
11465 (gate_dse2): New function.
11466 (gate_dse): Merge results of new gate functions.
11467 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
11468 (gate_handle_jump_bypass): Add dbg_cnt.
11469 (gate_handle_gcse): Add dbg_cnt.
11470 * ifcvt.c (gate_handle_if_conversion): Same.
11471 (gate_handle_if_after_combine): Same.
11472 (gate_handle_if_after_reload): Same.
11473 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
11475 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
11477 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
11479 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11481 2008-02-26 Jason Merrill <jason@redhat.com>
11484 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11485 alone if it's the naming decl for the type's main variant.
11487 2008-02-26 Tom Tromey <tromey@redhat.com>
11489 * system.h (USE_MAPPED_LOCATION): Poison.
11490 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11491 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11492 (make_goto_expr_edges): Likewise.
11493 (remove_bb): Likewise.
11494 (execute_warn_function_return): Likewise.
11495 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11497 * c-common.c (fname_decl): Remove old location code.
11498 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11500 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11502 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11503 (gen_rtx_ASM_INPUT): Likewise.
11504 (gen_rtx_ASM_INPUT_loc): Likewise.
11505 (get_rtx_asm_OPERANDS): Remove.
11506 * cfglayout.c (insn_locators_alloc): Remove old location code.
11507 (set_curr_insn_source_location): Likewise.
11508 (curr_insn_locator): Likewise.
11509 * print-tree.c (print_node): Remove old location code.
11510 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11511 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11512 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11513 location_from_locus.
11514 (construct_exit_block): Remove old location code.
11515 * emit-rtl.c (force_next_line_note): Remove old location code.
11516 * profile.c (branch_prob): Remove old location code.
11517 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11518 LOC_LINE): Remove old-location variants.
11519 * langhooks.c (lhd_print_error_function): Remove old location
11521 * configure, config.in: Rebuilt.
11522 * configure.ac (--enable-mapped-location): Remove.
11523 * c-decl.c (c_init_decl_processing): Remove old location code.
11524 (finish_function): Likewise.
11525 * recog.c (decode_asm_operands): Remove old location code.
11526 * c-pch.c (c_common_read_pch): Remove old location code.
11527 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11529 * gimple-low.c (lower_function_body): Remove old location code.
11530 * toplev.c (unknown_location): Remove.
11531 (push_srcloc): Remove old-location variant.
11532 (process_options): Remove old location code.
11533 (lang_dependent_init): Likewise.
11534 * input.h (UNKNOWN_LOCATION): Move definition.
11535 (location_t): Undeprecate.
11536 (source_locus): Remove.
11537 (location_from_locus): Remove.
11538 (struct location_s): Remove.
11539 Remove all old-location code.
11540 (input_line, input_filename): Remove.
11541 * final.c (final_scan_insn): Remove old location code.
11542 * diagnostic.c (diagnostic_build_prefix): Remove
11543 USE_MAPPED_LOCATION test.
11544 * tree.h (gimple_stmt) <locus>: Now a location_t.
11545 (tree_exp) <locus>: Likewise.
11546 (DECL_IS_BUILTIN): Remove old-location variant.
11547 (annotate_with_file_line, annotate_with_locus): Likewise.
11548 (expr_locus, set_expr_locus): Update.
11549 * tree.c (build1_stat): Remove old location code.
11550 (last_annotated_node): Remove.
11551 (annotate_with_file_line): Remove old-location variant.
11552 (annotate_with_locus): Likewise.
11553 (expr_location): Remove old location code.
11554 (set_expr_location): Likewise.
11555 (expr_has_location): Likewise.
11556 (expr_locus): Likewise.
11557 (set_expr_locus): Likewise.
11558 (expr_filename): Don't use location_from_locus.
11559 (expr_lineno): Likewise.
11560 * rtl-error.c (location_for_asm): Remove old location code.
11561 * c-lex.c (cb_line_change): Remove old location code.
11562 (fe_file_change): Likewise.
11563 (cb_def_pragma): Likewise.
11564 (c_lex_with_flags): Likewise.
11565 * gengtype.c (do_typedef): Don't special-case location types.
11566 (define_location_structures): Remove.
11567 (main): Don't call define_location_structures.
11568 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11571 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11574 * builtins.def (BUILT_IN_STDARG_START): Remove.
11575 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11576 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11577 * tree-inline.c (inline_forbidden_p_1): Likewise.
11579 2008-02-26 Richard Guenther <rguenther@suse.de>
11581 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11582 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11583 (lookup_decl_from_uid): Declare.
11584 (remove_decl_from_map): Likewise.
11585 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11586 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11587 (decl_for_uid_map): New global hashtable mapping DECL_UID
11589 (init_ttree): Allocate it.
11590 (insert_decl_to_uid_decl_map): New helper function.
11591 (make_node_stat): Insert new decls into the map.
11592 (copy_node_stat): Likewise.
11593 (lookup_decl_from_uid): New function.
11594 (remove_decl_from_map): Likewise.
11595 (print_decl_for_uid_map_statistics): New helper.
11596 (dump_tree_statistics): Call it.
11598 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11599 (referenced_var_iterator): Adjust.
11600 (FOR_EACH_REFERENCED_VAR): Adjust.
11601 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11602 (num_referenced_vars): Adjust.
11603 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11604 (first_referenced_var): Remove.
11605 (end_referenced_vars_p): Likewise.
11606 (next_referenced_var): Likewise.
11607 (referenced_var_iterator_set): New helper function.
11608 * tree-dfa.c (referenced_var_lookup): Adjust.
11609 (referenced_var_check_and_insert): Likewise.
11610 (remove_referenced_var): Likewise.
11611 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11612 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11613 (verify_call_clobbering): Likewise.
11614 (verify_memory_partitions): Likewise.
11615 (init_tree_ssa): Allocate bitmap instead of hashtable for
11617 (delete_tree_ssa): Adjust.
11618 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11619 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11620 (compute_tag_properties): Likewise.
11621 (set_initial_properties): Likewise.
11622 (find_partition_for): Likewise.
11623 (update_reference_counts): Likewise.
11624 (dump_may_aliases_for): Likewise.
11625 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11626 (add_call_clobber_ops): Likewise.
11627 (add_call_read_ops): Likewise.
11628 (get_asm_expr_operands): Likewise.
11629 * tree-into-ssa.c (dump_decl_set): Likewise.
11630 (update_ssa): Likewise.
11631 * tree-sra.c (scan_function): Likewise.
11632 (decide_instantiations): Likewise.
11633 (scalarize_parms): Likewise.
11634 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11635 (dsa_named_for): Likewise.
11636 * tree-ssa-structalias.c (update_alias_info): Likewise.
11637 (merge_smts_into): Likewise.
11639 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11642 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11643 * c-opts.c (c_common_handle_option): Wall enables
11644 Wvolatile-register-var.
11645 * common.opt: Move Wvolatile-register-var to...
11648 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11650 * common.opt (Wlarger-than=): New.
11651 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11653 * opts.c (common_handle_option): Handle -Wlarger-than=.
11654 * optc-gen.awk: Likewise.
11655 * opth-gen.awk: Likewise.
11656 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11657 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11659 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11661 * c-common.c (match_case_to_enum_1): Add appropriate
11662 OPT_W* parameter to warning.
11663 (c_do_switch_warnings): Likewise.
11664 * c-typeck.c (warning_init): Add one more parameter following
11665 'warning' function.
11666 (push_init_level): Update call to warning_init.
11667 (pop_init_level): Likewise.
11668 (add_pending_init): Likewise.
11669 (output_init_element: Likewise.
11671 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11674 * toplev.c (toplev_main): If there are warnings or error, print
11675 errors for ignored options.
11676 * opts.c (ignored_options): New static variable.
11677 (postpone_unknown_option_error): New.
11678 (print_ignored_options): New.
11679 (handle_option): Postpone errors for unknown -Wno-* options.
11680 * opts.h (print_ignored_options): Declare.
11682 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11684 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11687 2008-02-25 Richard Guenther <rguenther@suse.de>
11690 2008-02-25 Richard Guenther <rguenther@suse.de>
11692 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11693 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11694 (lookup_decl_from_uid): Declare.
11695 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11696 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11697 (decl_for_uid_map): New global hashtable mapping DECL_UID
11699 (init_ttree): Allocate it.
11700 (insert_decl_to_uid_decl_map): New helper function.
11701 (make_node_stat): Insert new decls into the map.
11702 (copy_node_stat): Likewise.
11703 (lookup_decl_from_uid): New function.
11704 (print_decl_for_uid_map_statistics): New helper.
11705 (dump_tree_statistics): Call it.
11707 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11708 (referenced_var_iterator): Adjust.
11709 (FOR_EACH_REFERENCED_VAR): Adjust.
11710 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11711 (num_referenced_vars): Adjust.
11712 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11713 (first_referenced_var): Remove.
11714 (end_referenced_vars_p): Likewise.
11715 (next_referenced_var): Likewise.
11716 (referenced_var_iterator_set): New helper function.
11717 * tree-dfa.c (referenced_var_lookup): Adjust.
11718 (referenced_var_check_and_insert): Likewise.
11719 (remove_referenced_var): Likewise.
11720 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11721 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11722 (verify_call_clobbering): Likewise.
11723 (verify_memory_partitions): Likewise.
11724 (init_tree_ssa): Allocate bitmap instead of hashtable for
11726 (delete_tree_ssa): Adjust.
11727 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11728 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11729 (compute_tag_properties): Likewise.
11730 (set_initial_properties): Likewise.
11731 (find_partition_for): Likewise.
11732 (update_reference_counts): Likewise.
11733 (dump_may_aliases_for): Likewise.
11734 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11735 (add_call_clobber_ops): Likewise.
11736 (add_call_read_ops): Likewise.
11737 (get_asm_expr_operands): Likewise.
11738 * tree-into-ssa.c (dump_decl_set): Likewise.
11739 (update_ssa): Likewise.
11740 * tree-sra.c (scan_function): Likewise.
11741 (decide_instantiations): Likewise.
11742 (scalarize_parms): Likewise.
11743 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11744 (dsa_named_for): Likewise.
11745 * tree-ssa-structalias.c (update_alias_info): Likewise.
11746 (merge_smts_into): Likewise.
11748 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11751 * doc/invoke.texi (-fcx-limited-range): Document new option.
11752 * toplev.c (process_options): Handle -fcx-fortran-rules.
11753 * common.opt: Add documentation for -fcx-fortran-rules.
11755 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11758 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11759 actual behaviour and C99.
11761 2008-02-26 Ben Elliston <bje@au.ibm.com>
11763 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11764 (ASM_CPU_POWER6_SPEC): Likewise.
11765 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11766 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11767 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11769 2008-02-25 Richard Guenther <rguenther@suse.de>
11771 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11772 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11773 (lookup_decl_from_uid): Declare.
11774 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11775 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11776 (decl_for_uid_map): New global hashtable mapping DECL_UID
11778 (init_ttree): Allocate it.
11779 (insert_decl_to_uid_decl_map): New helper function.
11780 (make_node_stat): Insert new decls into the map.
11781 (copy_node_stat): Likewise.
11782 (lookup_decl_from_uid): New function.
11783 (print_decl_for_uid_map_statistics): New helper.
11784 (dump_tree_statistics): Call it.
11786 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11787 (referenced_var_iterator): Adjust.
11788 (FOR_EACH_REFERENCED_VAR): Adjust.
11789 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11790 (num_referenced_vars): Adjust.
11791 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11792 (first_referenced_var): Remove.
11793 (end_referenced_vars_p): Likewise.
11794 (next_referenced_var): Likewise.
11795 (referenced_var_iterator_set): New helper function.
11796 * tree-dfa.c (referenced_var_lookup): Adjust.
11797 (referenced_var_check_and_insert): Likewise.
11798 (remove_referenced_var): Likewise.
11799 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11800 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11801 (verify_call_clobbering): Likewise.
11802 (verify_memory_partitions): Likewise.
11803 (init_tree_ssa): Allocate bitmap instead of hashtable for
11805 (delete_tree_ssa): Adjust.
11806 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11807 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11808 (compute_tag_properties): Likewise.
11809 (set_initial_properties): Likewise.
11810 (find_partition_for): Likewise.
11811 (update_reference_counts): Likewise.
11812 (dump_may_aliases_for): Likewise.
11813 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11814 (add_call_clobber_ops): Likewise.
11815 (add_call_read_ops): Likewise.
11816 (get_asm_expr_operands): Likewise.
11817 * tree-into-ssa.c (dump_decl_set): Likewise.
11818 (update_ssa): Likewise.
11819 * tree-sra.c (scan_function): Likewise.
11820 (decide_instantiations): Likewise.
11821 (scalarize_parms): Likewise.
11822 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11823 (dsa_named_for): Likewise.
11824 * tree-ssa-structalias.c (update_alias_info): Likewise.
11825 (merge_smts_into): Likewise.
11827 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11830 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11831 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11832 * alias.h (nonoverlapping_memrefs_p): Likewise.
11834 2008-02-25 Jan Beulich <jbeulich@novell.com>
11836 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11837 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11838 __emultls_get_address, __emultls_register_common,
11839 __floatundi?f, and _Unwind_GetIPInfo.
11840 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11841 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11842 (gen_regparm_prefix): Likewise.
11843 (i386_nlm_encode_section_info): Sync with
11844 config/i386/winnt.c:i386_pe_encode_section_info().
11845 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11846 i386_nlm_mangle_decl_assembler_name): New.
11847 (netware_override_options): New.
11848 * config/i386/netware.h (netware_override_options): Declare.
11849 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11850 (i386_nlm_mangle_decl_assembler_name): Declare.
11851 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11853 2008-02-25 Ben Elliston <bje@au.ibm.com>
11856 * c-decl.c (grokdeclarator): Remove unused local variables
11857 `typedef_type' and `type_as_written'.
11859 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11860 unused local variable `has_hot_blocks'.
11861 (fix_crossing_conditional_branches): Remove unused local variable
11864 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11866 PR middle-end/19984
11867 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11868 using DEF_C99_BUILTIN.
11869 (BUILT_IN_NANF): Ditto.
11870 (BUILT_IN_NANL): Ditto.
11872 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11873 Revital Eres <eres@il.ibm.com>
11875 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11876 regarding the order of two dependent insns in the same row.
11878 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11880 * stor-layout.c (layout_decl): Do not bump the alignment of a
11881 bit-field to more than byte alignment if it is packed.
11883 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11885 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11888 2008-02-24 Diego Novillo <dnovillo@google.com>
11890 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11893 * tree-vrp.c (vrp_evaluate_conditional): With
11894 -Wtype-limits, emit a warning when comparing against a
11895 constant outside the natural range of OP0's type.
11896 * c.opt (Wtype-limits): Move ...
11897 * common.opt (Wtype-limits): ... here.
11899 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11901 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11902 * config/rs6000/e300c2c3.md: New file.
11903 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11905 (rs6000_override_options): Add e300c2 and e300c3 cases to
11906 processor_target_table. Do not allow usage of Altivec or Spe
11907 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11908 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11909 * config/rs6000/rs6000.h (processor_type): Add
11910 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11911 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11912 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11913 and ppce300c3. Include e300c2c3.md.
11915 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11917 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11918 instead of TARGET_STRICT_ALIGN.
11920 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11922 * explow.c (memory_address): Assert that the generated address is
11925 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11928 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11929 * config/darwin-ppc-ldouble-patch.def: New file.
11930 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11931 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11932 SUBTARGET_INIT_BUILTINS if defined.
11933 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11936 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11939 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11940 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11942 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11945 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11946 file" warning condtional on -Winvalid-PCH.
11948 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11950 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11952 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11956 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11957 prevent reload from using MMX registers.
11958 (*mov<mode>_internal): Ditto.
11959 (*movv2sf_internal_rex64): Ditto.
11960 (*movv2sf_internal): Ditto.
11962 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11964 PR documentation/31569
11965 * doc/install.texi2html: Use makeinfo --no-number-sections.
11967 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11969 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11970 ensure that we can address an entire entity > 8 bytes. Don't
11971 generate reg+reg addressing for such data.
11973 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11975 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11976 strings when optimizing for size, unless the target cares about
11979 2008-02-22 Tom Tromey <tromey@redhat.com>
11981 * regclass.c (current_pass): Remove declaration.
11983 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11985 * config/avr/libgcc.S (__RAMPZ__): Define.
11986 (__do_copy_data): Add for devices with 128KB code memory.
11988 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11990 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11992 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11994 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11996 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11999 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12002 * c-typeck.c (build_binary_op): Warn about floating point
12003 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
12005 2008-02-21 Janis Johnson <janis187@us.ibm.com>
12008 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
12009 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
12011 (rs6000_override_options): Set altivec_abi as default, not override,
12012 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
12013 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
12014 is used; use new member spe_abi.
12015 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12016 spe_abi and altivec_abi.
12018 2008-02-22 Tomas Bily <tbily@suse.cz>
12020 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
12022 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12025 * config.build (build_file_translate): Set to `CMD //c' only if
12027 * Makefile.in (build_file_translate): Improve comment.
12029 2008-02-21 Jan Hubicka <jh@suse.cz>
12031 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
12032 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
12033 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
12035 2008-02-21 Michael Matz <matz@suse.de>
12038 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
12040 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
12042 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
12043 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
12044 as insn constraint.
12045 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12046 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12047 SSE_VEC_FLOAT_MODE_P as insn constraint.
12048 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12049 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12050 sse4a_movntdf using MODEF mode iterator.
12051 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12052 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12053 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12054 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12055 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12056 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12057 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12059 2008-02-21 Richard Guenther <rguenther@suse.de>
12061 * tree.def (PAREN_EXPR): New tree code.
12062 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
12064 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
12065 * expr.c (expand_expr_real_1): Likewise.
12066 * tree-inline.c (estimate_num_insns_1): Likewise.
12067 * tree-complex.c (expand_complex_move): Likewise.
12068 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
12071 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12074 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
12076 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12079 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
12081 * config/sh/sh.c (find_barrier): Don't go past
12082 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
12084 2008-02-20 DJ Delorie <dj@redhat.com>
12086 * config/h8300/h8300.md (insv): Force source operand to be a register.
12088 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
12089 as a jump, not as a plain insn.
12091 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
12093 * doc/invoke.texi (Warning Options): Add new option
12094 -Wframe-larger-than=.
12095 (-Wframe-larger-than): Document.
12097 * flags.h (warn_frame_larger_than, frame_larger_than_size):
12098 Add declarations for new option variables.
12100 * final.c (final_start_function): Check the frame size
12101 before emission and issue a Wframe-larger-than warning.
12103 * opts.c (warn_frame_larger_than, frame_larger_than_size):
12104 Add definitions for new option variables.
12105 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
12107 * common.opt (Wframe-larger-than=): New option.
12109 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12111 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
12112 (<sse>_div<mode>3): Ditto.
12113 (<sse>_vmdiv<mode>3): Ditto.
12114 (<sse>_vmsqrt<mode>2): Ditto.
12115 (*smax<mode>3): Ditto.
12116 (sse5_frcz<mode>2): Ditto.
12117 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
12118 as insn constraint.
12120 2008-02-20 Richard Guenther <rguenther@suse.de>
12122 PR middle-end/35265
12123 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
12124 be happy with INTEGRAL_TYPE_P.
12126 2008-02-20 Richard Guenther <rguenther@suse.de>
12128 * fold-const.c (split_tree): Associate floatig-point expressions
12129 if flag_associative_math is set.
12131 2008-02-20 Richard Guenther <rguenther@suse.de>
12133 * tree.h (fold_real_zero_addition_p): Declare.
12134 * fold-const.c (fold_real_zero_addition_p): Export.
12135 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
12136 floating-point operations with zero and one.
12138 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
12140 * doc/install.texi: Correct references to CFLAGS, replacing them
12141 with BOOT_CFLAGS. Document flags used during bootstrap for
12144 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12146 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
12147 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
12148 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12150 (smin<mode>3): Ditto from similar patterns.
12151 (smax<mode>3): Ditto.
12152 (*ieee_smin<mode>3): Ditto.
12153 (*ieee_smax<mode>3): Ditto.
12154 * config/i386/sse.md (sse): New mode attribute.
12155 (mov<mode>): Macroize expander from movv4sf and movv2df using
12156 SSEMODEF2P mode iterator.
12157 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12158 SSE_VEC_FLOAT_MODE_P as insn constraint.
12159 (storent<mode>): Ditto.
12160 (storent<mode>): Macroize expander from storentsf and storentdf using
12161 MODEF mode iterator.
12162 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12163 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12164 (abs<mode>2): Ditto from similar patterns.
12165 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12166 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12167 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12168 (<sse>_vmsqrt<mode>2): Ditto.
12169 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12170 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12171 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12172 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12173 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12174 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12175 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
12177 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
12178 iterator and SSE_FLOAT_MODE_P as insn constraint.
12179 (<sse>_ucomi): Ditto from similar patterns.
12180 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
12181 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
12182 SSE_VEC_FLOAT_MODE_P as insn constraint.
12183 (vcond<mode>): Ditto from similar patterns.
12184 (and<mode>3, *and<mode>3): Ditto.
12185 (<sse>_nand<mode>3): Ditto.
12186 (ior<mode>3, *ior<mode>3): Ditto.
12187 (xor<mode>3, *xor<mode>3): Ditto.
12188 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
12189 iterator and SSE_FLOAT_MODE_P as insn constraint.
12190 (*nand<mode>3): Ditto from similar patterns.
12191 (*ior<mode>3): Ditto.
12192 (*xor<mode>3): Ditto.
12194 2008-02-20 Ira Rosen <irar@il.ibm.com>
12196 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
12197 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
12198 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
12200 2008-02-19 Jan Hubicka <jh@suse.cz>
12202 * predict.c (tree_bb_level_predictions): Remove variable next
12203 mistakely introduced by previous commit.
12205 2008-02-19 Jan Hubicka <jh@suse.cz>
12207 * predict.c (predict_paths_leading_to): Rewrite.
12208 (predict_paths_for_bb): New.
12209 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
12211 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12214 * Makefile.in (build_file_translate): New.
12215 (gcc-vers.texi): Use it for translating $(abs_srcdir).
12216 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
12217 * configure.ac (build_file_translate): Substitute it.
12218 * configure: Regenerate.
12220 2008-02-19 Jan Hubicka <jh@suse.cz>
12222 PR rtl-optimization/34408
12223 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
12226 2008-02-19 Jan Hubicka <jh@suse.cz>
12228 PR middle-end/28779
12229 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
12232 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
12235 * config/i386/i386-modes.def: Revert the last DI alignment
12236 change until Ada people can look into it.
12238 2008-02-19 Nick Clifton <nickc@redhat.com>
12240 * opts.c (print_specific_help): Fix typo in --help text.
12242 2008-02-19 Jakub Jelinek <jakub@redhat.com>
12245 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
12246 32-bit inline asm without asm alternatives for host GCC < 3.0.
12248 2008-02-19 Richard Guenther <rguenther@suse.de>
12250 PR tree-optimization/34989
12251 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
12252 Allow propagation to INDIRECT_REF if we can simplify only.
12254 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12256 * c-common.c (warn_for_collisions_1): Use appropriate option when
12259 2008-02-19 Nick Clifton <nickc@redhat.com>
12262 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
12263 (handle_options): Fix indentation.
12264 (print_filtered_help): If no language-specific options were
12265 displayed tell the user how to list all the options supported by
12266 the language's front-end.
12267 (print_specific_help): Fix indentation and remove duplicate line.
12268 (common_handle_option): Handle the -v option.
12269 For --help enable the display of undocumented options if the -v
12270 switch has been included on the command line.
12271 For --help= check for overlaps in the arguments between the option
12272 classes and the language names and issue a warning when they
12273 cannot be disambiguated.
12274 * c.opt (v): Pass on to the common option handler.
12276 2008-02-19 Revital Eres <eres@il.ibm.com>
12278 * modulo-sched.c (sms_schedule): Change dump message when
12279 create_ddg function fails.
12280 (try_scheduling_node_in_cycle): Rename row to cycle.
12281 (print_partial_schedule): Rename CYCLE to ROW.
12283 2008-02-19 Christian Bruel <christian.bruel@st.com>
12284 Zdenek Dvorak <ook@ucw.cz>
12286 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12288 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12291 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12292 (*x86_movdicc_0_m1_se): Ditto.
12294 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12296 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12297 (CMPtype): Define as __gcc_CMPtype.
12298 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12299 (CMPtype): Define as __gcc_CMPtype.
12301 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12303 Support valgrind 3.3 for --enable-checking=valgrind.
12304 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12306 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12307 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12308 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12309 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12310 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12311 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12312 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12314 * ggc-zone.c: Similar.
12315 * ggc-page.c: Similar.
12317 2008-02-19 Paul Brook <paul@codesourcery.com>
12320 * config/arm/ieee754-df.S: Fix do_it typo.
12321 * config/arm/ieee754-sf.S: Fix do_it typo.
12323 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12326 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12327 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12328 (OPTION_MASK_ISA_SSE_SET): Likewise.
12329 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12330 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12331 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12332 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12333 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12334 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12335 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12336 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12337 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12338 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12339 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12340 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12341 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12342 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12343 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12344 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12345 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12346 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12347 (OPTION_MASK_ISA_SSE4): Removed.
12348 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12349 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12350 (override_options): Don't turn on implied SSE/MMX bits in
12353 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12355 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12358 2008-02-18 Joey Ye <joey.ye@intel.com>
12360 PR middle-end/34921
12361 * tree-nested.c (insert_field_into_struct): Set type alignment
12362 to field alignment if the former is less than the latter.
12364 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12366 * BASE-VER: Set to 4.4.0.
12368 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12370 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12371 * doc/cfg.texi: Likewise.
12372 * doc/extend.texi: Likewise.
12373 * doc/gty.texi: Likewise.
12374 * doc/invoke.texi: Likewise.
12375 * doc/loop.texi: Likewise.
12376 * doc/md.texi: Likewise.
12377 * doc/passes.texi: Likewise.
12378 * doc/rtl.texi: Likewise.
12379 * doc/sourcebuild.texi: Likewise.
12380 * doc/tm.texi: Likewise.
12381 * doc/tree-ssa.texi: Likewise.
12383 2008-02-17 Richard Guenther <rguenther@suse.de>
12385 PR middle-end/35227
12386 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12387 without default definition.
12389 2008-02-17 Richard Guenther <rguenther@suse.de>
12391 PR tree-optimization/35231
12392 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12395 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12398 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12399 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12400 libgcc_cmp_return mode.
12402 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12405 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12407 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12409 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12412 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12414 * doc/c-tree.texi: Use `@.' where appropriate.
12415 * doc/extend.texi: Likewise.
12416 * doc/install.texi: Likewise.
12417 * doc/invoke.texi: Likewise.
12418 * doc/loop.texi: Likewise.
12419 * doc/makefile.texi: Likewise.
12420 * doc/md.texi: Likewise.
12421 * doc/passes.texi: Likewise.
12422 * doc/standards.texi: Likewise.
12423 * doc/tm.texi: Likewise.
12425 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12427 PR middle-end/35196
12428 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12430 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12431 rather than in entry_bb.
12433 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12435 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12436 libgcc_cmp_return mode.
12438 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12440 PR middle-end/35130
12441 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12442 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12444 2008-02-15 Richard Guenther <rguenther@suse.de>
12445 Zdenek Dvorak <ook@ucw.cz>
12447 PR tree-optimization/35164
12448 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12449 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12450 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12451 Only propagate addresses which do not have abnormal SSA_NAMEs
12454 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12457 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
12459 2008-02-15 Jan Hubicka <jh@suse.cz>
12461 PR middle-end/35149
12462 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
12464 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12466 PR middle-end/34621
12467 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
12468 when calculating alignment_pad.
12470 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12472 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
12473 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
12474 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
12475 and STACK_BOUNDARY define.
12477 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
12479 PR preprocessor/35061
12480 * c-pragma.c (handle_pragma_pop_macro): Check that
12481 pushed_macro_table has been allocated.
12483 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12485 PR middle-end/35136
12486 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12487 (force_gimple_operand): Likewise.
12488 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12489 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12490 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12491 (find_interesting_uses_address): Check addressability and alignment
12492 of the base expression only after substituting bases of IVs into it.
12494 2008-02-14 Michael Matz <matz@suse.de>
12497 * function.c (instantiate_virtual_regs_in_insn): Reload address
12498 before falling back to reloading the whole operand.
12500 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12502 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12503 before the first section switch note.
12505 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12507 * doc/bugreport.texi: Update copyright years.
12508 * doc/c-tree.texi: Likewise.
12509 * doc/cfg.texi: Likewise.
12510 * doc/cpp.texi: Likewise.
12511 * doc/cppinternals.texi: Likewise.
12512 * doc/fragments.texi: Likewise.
12513 * doc/frontends.texi: Likewise.
12514 * doc/gcc.texi: Likewise.
12515 * doc/gty.texi: Likewise.
12516 * doc/hostconfig.texi: Likewise.
12517 * doc/implement-c.texi: Likewise.
12518 * doc/libgcc.texi: Likewise.
12519 * doc/loop.texi: Likewise.
12520 * doc/makefile.texi: Likewise.
12521 * doc/options.texi: Likewise.
12522 * doc/passes.texi: Likewise.
12523 * doc/rtl.texi: Likewise.
12524 * doc/sourcebuild.texi: Likewise.
12525 * doc/standards.texi: Likewise.
12526 * doc/tree-ssa.texi: Likewise.
12527 * doc/trouble.texi: Likewise.
12529 * doc/extend.texi: Use @: or add comma where appropriate.
12530 * doc/invoke.texi: Likewise.
12531 * doc/tm.texi: Likewise.
12533 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12536 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12539 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12541 * doc/md.texi (clz, ctz): Add reference.
12542 * doc/rtl.texi (clz, ctz): Likewise.
12544 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12547 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12550 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12552 * config/s390/s390.c (struct constant_pool): New field
12553 emit_pool_after added.
12554 (s390_mainpool_start): Set the emit_pool_after flag according
12555 to the section switch notes.
12556 (s390_mainpool_finish): Consider emit_pool_after when emitting
12557 the literal pool at the end of the function.
12558 (s390_chunkify_start): Force literal pool splits at section
12561 2008-02-13 Michael Matz <matz@suse.de>
12564 * var-tracking.c (clobber_variable_part): Correctly traverse the
12567 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12570 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12571 Add -fdump-ipa-inline.
12572 * tree-dump.c (dump_files): Remove tree-inlined dump.
12573 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12575 2008-02-12 Richard Guenther <rguenther@suse.de>
12577 PR tree-optimization/35171
12578 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12581 2008-02-12 Richard Guenther <rguenther@suse.de>
12583 PR middle-end/35163
12584 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12585 value-preserving mode. Disallow final truncation.
12587 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12589 PR middle-end/35136
12590 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12591 code from here to...
12592 (force_gimple_operand): ...here.
12594 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12597 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12598 non-compatible pointers.
12599 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12600 different FIELD_DECLs, try harder by comparing field offsets, sizes
12603 PR inline-asm/35160
12604 * function.c (match_asm_constraints_1): Don't replace the same input
12607 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12609 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12610 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12611 (expand_epilogue): Restore RAMPZ register.
12612 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12614 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12616 * config/i386/cygwin.asm: (__alloca): Correct calling
12617 convention and alignment.
12618 (__chkstk): Force 8 byte stack alignment.
12620 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12621 Richard Guenther <rguenther@suse.de>
12623 PR tree-optimization/33992
12624 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12625 the zero we compare against.
12627 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12629 PR libfortran/35063
12630 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12631 to CloseHandle after unlocking to prevent accumulation of handle
12634 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12636 PR middle_end/34150
12637 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12638 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12639 and update LABEL_NUSES during and after reload.
12641 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12643 PR middle-end/34627
12644 * combine.c (simplify_if_then_else): Make sure the comparison is
12645 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12647 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12650 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12651 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12652 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12653 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12654 * tree.h (get_type_static_bounds): Likewise.
12656 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12658 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12659 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12660 Make -Wfoo language annotations match what the compiler outputs.
12662 2008-02-08 Sa Liu <saliu@de.ibm.com>
12664 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12665 intrinsics spu_convts, spu_convtu, spu_convtf.
12667 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12669 * doc/extend.texi (Function Attributes) <noinline>: Mention
12670 asm ("") as method to keep calls.
12672 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12675 * doc/options.texi (Options): Replace references to opts.sh with
12677 * opts-common.c: Likewise.
12678 * optc-gen.awk: Likewise.
12680 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12682 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12684 2008-02-07 Richard Henderson <rth@redhat.com>
12687 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12688 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12691 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12693 PR tree-optimization/35085
12694 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12695 for operand entry oe2 in addition to operand entry oe3 in order to
12696 expose more opportunities for vectorizer sum reduction.
12698 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12701 * Makefile.in (LIBS): Remove $(GMPLIBS).
12702 (cc1-dummy, cc1): Add $(GMPLIBS).
12704 2008-02-06 Jan Hubicka <jh@suse.cz>
12707 * i386.md (moddf_integer): Do not produce partial memory stalls for
12708 targets where it hurts.
12710 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12713 * optabs.c (expand_float): Do not check for decimal modes when
12714 expanding unsigned integer through signed conversion.
12716 2008-02-06 Nick Clifton <nickc@redhat.com>
12718 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12719 inside the clobber with a match_operand and duplicated operand
12720 number in the constraint.
12721 (ineqbranchsi): Delete redundant comment.
12723 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12725 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12726 builtin_define ("__USE_INIT_FINI__").
12727 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12729 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12731 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12733 PR documentation/30330
12734 * doc/invoke.texi (C++ Dialect Options)
12735 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12736 For each warning option -Wfoo that allows -Wno-foo, ensure both
12737 -Wfoo and -Wno-foo are listed in the option index. Fix index
12738 entry of -Wswitch-default, index -Wnormalized= including the
12739 `=', and -Wlarger-than-@var{len} including @var{len}.
12741 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12743 * config/i386/i386.md (floatunssisf2): Use
12744 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12745 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12746 Macroize expander using MODEF mode iterator.
12748 2008-02-05 Diego Novillo <dnovillo@google.com>
12750 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12753 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12755 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12758 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12760 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12763 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12764 to indicate if a message should be generated.
12765 (init_cumulative_args): Updated.
12766 (function_value_32): Likewise.
12768 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12770 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12772 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12775 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12776 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12778 2008-02-04 Diego Novillo <dnovillo@google.com>
12780 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12783 * tree-vrp.c (vrp_evaluate_conditional): With
12784 -Wtype-limits, emit a warning when comparing against a
12785 constant outside the natural range of OP0's type.
12787 2008-02-04 Richard Guenther <rguenther@suse.de>
12789 PR middle-end/33631
12790 * expr.c (count_type_elements): Give for unions instead of
12793 2008-02-04 Richard Guenther <rguenther@suse.de>
12795 PR middle-end/35043
12796 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12797 to TYPE_DOMAINs base type instead of using bitsizetype here.
12799 2008-02-03 Jason Merrill <jason@redhat.com>
12801 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12803 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12806 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12807 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12808 (RS/6000 and PowerPC Options): Fix typos and markup.
12809 * doc/passes.texi (Tree-SSA passes): Likewise.
12811 2008-02-02 Michael Matz <matz@suse.de>
12814 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12815 from record_last_reg_set_info.
12816 (record_last_reg_set_info): Take an RTX argument, iterate over all
12817 constituent hardregs.
12818 (record_last_set_info, record_opr_changes): Change calls to
12819 new signature or to record_last_reg_set_info_regno.
12821 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12823 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12825 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12827 PR rtl-optimization/34773
12828 * reg-notes.def (EQUAL): Mention significance of combination of
12829 REG_EQUAL and REG_RETVAL.
12830 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12831 insn that has a REG_RETVAL.
12833 2008-02-01 Roger Sayle <roger@eyesopen.com>
12836 * configure.ac (--enable-fixed-point): Disable unless explicitly
12838 * configure: Regenerate.
12840 2008-02-01 Richard Guenther <rguenther@suse.de>
12843 * invoke.texi (-finline-limit): Remove no longer true parts
12844 of the documentation. Note that there is no default value.
12846 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12847 Mark Mitchell <mark@codesourcery.com>
12848 Ben Elliston <bje@au.ibm.com>
12851 * doc/extend.texi (Other Builtins): Document.
12853 2008-01-31 Tom Browder <tom.browder@gmail.com>
12855 * doc/c-tree.texi (Types): Fix grammar.
12856 (Expression trees): Ditto.
12857 * doc/passes.texi (Tree-SSA passes): Ditto.
12859 * doc/configterms.texi (Configure Terms): Fix typo.
12860 * doc/cpp.texi (Common Predefined Macros): Ditto.
12861 * doc/md.texi (Machine Constraints): Ditto.
12863 * doc/makefile.texi (Makefile): Add comma.
12865 2008-01-31 Tom Browder <tom.browder@gmail.com>
12866 Gerald Pfeifer <gerald@pfeifer.com>
12868 * doc/sourcebuild.texi (Front End): Remove references to CVS
12869 and CVSROOT/modules.
12870 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12871 (Back End): Remove reference to CVS.
12873 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12876 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12878 (mips16_gp_pseudo_reg): ...here.
12879 * config/mips/mips.md (load_const_gp): Replace with...
12880 (load_const_gp_<mode>): ...this :P-based insn.
12882 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12884 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12885 options. Minor fixes.
12886 (-std): Move reference to standards closer to where language
12887 standards are first mentioned.
12889 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12891 PR rtl-optimization/34995
12892 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12893 parameter and return a bool. If the rtx parameter is nonnull,
12894 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12895 (find_reloads): Update call accordingly. Pass the new operand
12896 if it needed no address reloads, otherwise pass null.
12898 2008-01-30 Richard Henderson <rth@redhat.com>
12901 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12902 for unbounded arrays.
12904 2008-01-30 Silvius Rus <rus@google.com>
12906 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12908 2008-01-30 Jan Hubicka <jh@suse.cz>
12911 * i386.c (init_cumulative_args): Use real function declaration when
12914 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12916 PR rtl-optimization/34998
12917 * global.c (build_insn_chain): Treat non-subreg_lowpart
12918 SUBREGs of pseudos as clobbering all the words covered by the
12919 SUBREG, not just all the bytes.
12920 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12921 original df_ref rather than an extract parameter.
12922 (global_conflicts): Update call accordingly.
12924 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12926 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12927 the overflow check to make it easier to read.
12928 (__fixtfdi): Change the type of the ll member in union
12929 long_double to UDItype_x.
12931 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12933 PR middle-end/34969
12934 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12935 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12936 * tree-inline.c (fold_marked_statements): Call
12937 cgraph_update_edges_for_call_stmt if folding a call statement.
12938 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12939 debug_generic_stmt calls, reset it back afterwards.
12942 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12944 * c-typeck.c (build_external_ref): Don't pedwarn about
12945 static vars in current function's scope.
12947 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12949 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12951 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12954 * ipa-struct-reorg.c: Fix spelling.
12955 * params.def: Ditto.
12957 2008-01-29 Richard Guenther <rguenther@suse.de>
12959 PR middle-end/35006
12960 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12962 * tree-inline.c (remap_type): Increment remapping_type_depth
12963 around remapping types.
12964 (copy_body_r): Only add referenced variables if they are referenced
12965 from code, not types.
12967 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12978 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12979 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12981 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12984 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12985 pointer for tiny stack.
12987 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12989 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12991 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12993 * config/vx-common.h: Fix typo in comment.
12995 2008-01-28 Ian Lance Taylor <iant@google.com>
12999 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13000 coalesce pointers if they have different DECL_NO_TBAA_P values.
13001 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
13002 between variables with different DECL_NO_TBAA_P values.
13004 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
13007 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
13008 are not legitimate small data references on SPE targets.
13010 2008-01-28 David Daney <ddaney@avtrex.com>
13012 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
13014 2008-01-28 David Daney <ddaney@avtrex.com>
13016 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
13018 2008-01-27 Joseph Myers <joseph@codesourcery.com>
13020 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
13021 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
13022 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
13023 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
13024 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13025 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
13026 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
13027 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
13029 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13031 * basic-block.h (condjump_equiv_p): Fix comment.
13033 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13035 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
13036 print_generic_stmt_indented): Fix comment.
13038 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13040 * configure.ac (__stack_chk_fail): Add detecion for availability
13041 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
13042 * configure: Regenerate.
13044 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13046 PR middle-end/34688
13047 * final.c (output_addr_const): Handle TRUNCATE.
13049 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13052 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13053 (zero_cost, infinite_cost): New constants.
13054 (struct cost_pair): Change type of cost to comp_cost.
13055 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13056 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13058 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13059 split_address_cost, ptr_difference_cost, difference_cost,
13060 get_computation_cost_at, get_computation_cost,
13061 determine_use_iv_cost_generic, determine_use_iv_cost_address,
13062 determine_use_iv_cost_condition, determine_use_iv_costs,
13063 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
13064 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
13065 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
13066 Change type of cost to comp_cost.
13067 (determine_iv_cost): Increase cost of non-original ivs, instead
13068 of decreasing the cost of original ones.
13069 (get_address_cost): Indicate the complexity of the addressing mode
13071 (try_add_cand_for): Prefer using ivs not specific to some object.
13072 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
13074 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
13075 Janis Johnson <janis187@us.ibm.com>
13078 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
13079 (TARGET_INSTANTIATE_DECLS): Likewise.
13080 * target.h (expand_to_rtl_hook): New target hook.
13081 (instantiate_decls): Likewise.
13082 * function.c (instantiate_decl): Make non-static. Rename to...
13083 (instantiate_decl_rtl): ... this.
13084 (instantiate_expr): Use instantiate_decl_rtl.
13085 (instantiate_decls_1): Likewise.
13086 (instantiate_decls): Likewise.
13087 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
13088 * function.h (instantiate_decl_rtl): Add prototype.
13089 * cfgexpand.c (target.h): New include.
13090 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
13091 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
13092 (TARGET_INSTANTIATE_DECLS): Likewise.
13093 (TARGET_INITIALIZER): New target hooks added.
13094 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
13096 * config/rs6000/rs6000.c (tree-flow.h): New include.
13097 (machine_function): Add sdmode_stack_slot field.
13098 (rs6000_alloc_sdmode_stack_slot): New function.
13099 (rs6000_instantiate_decls): Likewise.
13100 (rs6000_secondary_memory_needed_rtx): Likewise.
13101 (rs6000_check_sdmode): Likewise.
13102 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
13103 (TARGET_INSTANTIATE_DECLS): Likewise.
13104 (rs6000_hard_regno_mode_ok): Allow SDmode.
13105 (num_insns_constant): Likewise. Handle _Decimal32 constants.
13106 (rs6000_emit_move): Handle SDmode.
13107 (function_arg_advance): Likewise.
13108 (function_arg): Likewise.
13109 (rs6000_gimplify_va_arg): Likewise. Add special handling of
13110 SDmode var args for 32-bit compiles.
13111 (rs6000_secondary_reload_class): Handle SDmode.
13112 (rs6000_output_function_epilogue): Likewise.
13113 (rs6000_function_value): Simplify if statement.
13114 (rs6000_libcall_value): Likewise.
13115 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
13116 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
13117 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
13118 (movsd_hardfloat): New define_insn.
13119 (movsd_softfloat): Likewise.
13120 (movsd_store): Likewise.
13121 (movsd_load): Likewise.
13122 (extendsddd2): Likewise.
13123 (extendsdtd2): Likewise.
13124 (truncddsd2): Likewise.
13125 (movdd_hardfloat64): Fixup comment.
13126 (UNSPEC_MOVSD_LOAD): New constant.
13127 (UNSPEC_MOVSD_STORE): Likewise.
13129 2008-01-26 Jakub Jelinek <jakub@redhat.com>
13132 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
13134 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
13135 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
13136 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
13137 and TRUTH_XOR_EXPR.
13139 2008-01-26 David Edelsohn <edelsohn@gnu.org>
13142 * config.gcc: Separate AIX 5.3 from AIX 6.1.
13143 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13144 __LONGDOUBLE128 too.
13145 * config/rs6000/aix61.h: New file.
13147 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13149 PR rtl-optimization/34959
13150 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13151 popcount and parity rtxes the same mode as their operand.
13152 Truncate or extend the result to the return value's mode
13155 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13158 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13159 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13160 to GOT_VERSION_REGNUM.
13161 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13162 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13163 * config/mips/mips.c (mips_emit_call_insn): New function.
13164 (mips_call_tls_get_addr): Call mips_expand_call directly.
13165 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13167 (mips16_build_call_stub): Likewise. Return the call insn or null.
13168 (mips_expand_call): Update the call to mips16_build_call_stub
13169 accordingly and a remove redundant condition. Assert that MIPS16
13170 stubs do not use lazy binding. Use mips_emit_call_insn and return
13172 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13174 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13175 (mips_avoid_hazard): Remove hazard_set handling.
13176 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
13177 (UNSPEC_RESTORE_GP): ...this.
13178 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
13179 (FAKE_CALL_REGNO): Rename to...
13180 (GOT_VERSION_REGNUM): ...this.
13181 (type): Add "ghost" value. Add an associated insn reservation.
13182 (hazard_set): Remove.
13183 (exception_receiver): Rename to...
13184 (restore_gp): ...this and update the unspec identifier accordingly.
13185 (exception_receiver, nonlocal_got_receiver): New expanders.
13186 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
13187 FAKE_CALL_REGNO. Remove hazard_set attribute.
13188 (set_got_version, update_got_version): New patterns.
13190 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
13193 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
13195 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13198 * doc/install.texi2html: Generate gcc-vers.texi.
13200 2008-01-25 DJ Delorie <dj@redhat.com>
13202 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13204 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13206 * config/c4x: Remove directory.
13207 * config.gcc (crx-*, mt-*): Mark obsolete.
13208 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
13209 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
13210 sh-*-rtemscoff*): Remove cases.
13211 * defaults.h (C4X_FLOAT_FORMAT): Remove.
13212 * real.c (encode_c4x_single, decode_c4x_single,
13213 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
13214 c4x_extended_format): Remove.
13215 * real.h (c4x_single_format, c4x_extended_format): Remove.
13216 * doc/extend.texi (interrupt, naked): Remove mention of attributes
13218 (Pragmas): Remove comment about c4x pragmas.
13219 * doc/install.texi (c4x): Remove target-specific instructions.
13220 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
13221 * doc/md.texi (Machine Constraints): Remove C4x documentation.
13222 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
13223 refer to C4x source files as examples.
13224 (C4X_FLOAT_FORMAT): Remove documentation.
13226 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
13228 * config/bfin/bfin.c (override_options): Reorder tests so that
13229 flag_pic gets enabled for -msep-data.
13231 2008-01-25 Richard Guenther <rguenther@suse.de>
13233 PR middle-end/32244
13234 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
13235 to its bitfield precision if required.
13237 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13239 PR middle-end/33880
13240 * tree-nested.c (walk_omp_for): New function.
13241 (convert_nonlocal_reference, convert_local_reference): Call
13242 walk_omp_for on OMP_FOR.
13243 (convert_call_expr): Call walk_body on OMP_FOR's
13244 OMP_FOR_PRE_INIT_BODY.
13246 2008-01-25 Richard Guenther <rguenther@suse.de>
13248 PR tree-optimization/34966
13249 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
13250 default defs and PHI_NODEs we have to insert after the
13251 defining statement.
13253 2008-01-24 Nick Clifton <nickc@redhat.com>
13255 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
13256 Provide a default definition.
13257 (LIBGCC2_UNITS_PER_WORD): Likewise.
13259 * config/stormy16/stormy16.c: Include df.h for the prototype
13260 for df_regs_ever_live_p.
13261 (xstormy16_expand_builtin_va_start): Convert the stack offset
13262 into a component_ref and then use POINTER_PLUS_EXPR to add it
13263 to the incoming_virtual_args_rtx.
13264 (xstormy16_gimplify_va_arg_expr): Rename to
13265 xstormy16_gimplify_va_arg_expr.
13266 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
13267 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
13268 xstormy16_gimplify_va_arg_expr.
13269 Fix up some formatting issues.
13271 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
13272 Move to predicates.md.
13273 (xs_hi_general_operand): Likewise.
13274 (xs_hi_nonmemory_operand): Likewise.
13275 * config/stormy16/predicates.md:
13276 (xstormy16_carry_plus_operand): New predicate.
13277 (xs_hi_general_operand): New predicate.
13278 (xs_hi_nonmemory_operand): New predicate.
13279 * config/stormy16/stormy16-protos.h:
13280 (xstormy16_carry_plus_operand): Delete prototype.
13281 (xs_hi_general_operand): Likewise.
13282 (xs_hi_nonmemory_operand): Likewise.
13284 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13285 modifiers as they are no longer needed and they can trigger
13286 reload spill failures.
13288 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13289 with a match_operand in order to help reload.
13291 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13292 constraint with 'e' for the 8th alternative as this version of
13293 the mov.w instruction only accepts the lower 8 registers.
13295 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13298 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13299 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13302 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13304 PR middle-end/33333
13305 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13307 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13309 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13311 (remove_structure): Update allocations list before removing structure.
13313 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13315 * ipa-struct-reorg.c (is_safe_cond_expr,
13316 create_new_stmts_for_cond_expr): Use integer_zerop function,
13317 that recognize not only zero-pointer, but zero-integer too.
13319 2008-01-25 Ben Elliston <bje@au.ibm.com>
13322 * fixproto: Escape "." in sed expression that strips leading "./".
13324 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13327 * gcc.c (SWITCH_OK): Removed.
13328 (SWITCH_LIVE): Changed to bit.
13329 (SWITCH_FALSE): Likewise.
13330 (SWITCH_IGNORE): Likewise.
13331 (switchstr): Change live_cond to unsigned int.
13332 (process_command): Replace SWITCH_OK with 0.
13333 (do_self_spec): Likewise.
13334 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13335 (give_switch): Likewise.
13336 (used_arg): Likewise.
13337 (do_spec_1): Set the SWITCH_IGNORE bit.
13338 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13339 bits. Set the SWITCH_LIVE bit.
13341 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13343 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13345 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13347 PR tree-optimization/34472
13348 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13349 parameter to a "bool *" and set *DATA to false if there is
13350 an unsafe access. Do not delete the structure here.
13351 (check_cond_exprs): Delete it here instead.
13352 (check_cond_exprs, exclude_cold_structs): Do not increase
13353 I when removing a structure.
13355 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13358 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13359 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13361 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13363 PR middle-end/34934
13364 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13365 a fixed vector for stack.
13367 2008-01-24 Ben Elliston <bje@au.ibm.com>
13370 * doc/gcc.texi (Software development): Add a direntry for g++.
13372 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13374 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13375 stale and straggling -fforce-addr comments above.
13377 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13379 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13380 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13382 2008-01-23 Michael Matz <matz@suse.de>
13385 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13388 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13390 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13391 malloc result type.
13393 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13395 * config/avr/avr.c (avr_current_arch): New variable.
13396 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13397 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13398 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13399 (avr_override_options): Init 'avr_current_arch'.
13400 (base_arch_s): Move from here...
13401 * config/avr/avr.h (base_arch_s): ... here. Add new members
13402 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13403 'mega' to 'have_jmp_call'.
13404 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13405 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13407 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13409 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13410 MULTILIB_MATCHES): (Ditto.).
13412 2008-01-23 Richard Guenther <rguenther@suse.de>
13414 PR middle-end/31529
13415 * cgraphunit.c (cgraph_reset_node): Always mark the node
13416 not reachable if it is not queued already.
13418 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13420 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13421 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13422 (cputype_selected): New static variable.
13423 (bfin_handle_option): Set it if -mcpu is used.
13424 (override_option): Select default set of workarounds if no cpu type
13425 selected on the command line.
13426 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13428 From Michael Frysinger <michael.frysinger@analog.com>
13429 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13430 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13432 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13433 for bf547, bf523, bf524, and bf526.
13434 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13436 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13437 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13438 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13439 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13440 * doc/invoke.texi (Blackfin Options): Document that
13441 -mcpu now accept bf547, bf523, bf524, and bf526.
13443 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13445 PR rtl-optimization/34628
13446 * combine.c (try_combine): Stop and undo after the first combination
13447 if an autoincrement side-effect on the first insn has effectively
13450 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13453 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13454 Offset addresses are not valid for Altivec or paired float modes.
13456 2008-01-22 Jakub Jelinek <jakub@redhat.com>
13459 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
13460 if DECL_INITIAL (decl) is error_mark_node.
13463 * c-common.c (handle_vector_size_attribute): Only allow
13464 integral, scalar float and fixed point types. Handle OFFSET_TYPE
13465 the same way as pointer, array etc. types.
13466 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
13469 * tree.c (build_type_attribute_qual_variant): Call
13470 build_qualified_type if attributes are equal, but quals are not.
13472 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13475 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
13476 * flags.h (warn_strict_aliasing): Remove.
13477 (warn_strict_overflow): Remove.
13478 * opts.c (warn_strict_aliasing): Remove.
13479 (warn_strict_overflow): Remove.
13480 * c-opts.c (c_common_handle_option): -Wall only sets
13481 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13482 (c_common_post_options): Give default values to -Wstrict-aliasing
13483 and -Wstrict-overflow if they are uninitialized.
13484 * common.opt (Wstrict-aliasing): Specify Var and Init.
13485 (Wstrict-overflow): Likewise.
13487 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13489 PR rtl-optimization/26854
13490 PR rtl-optimization/34400
13491 PR rtl-optimization/34884
13492 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13494 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13495 (df_rd_bb_info.expanded_lr_out): Deleted
13496 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13497 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13498 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13499 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13500 Removed code to allocate, initialize or free expanded_lr_out.
13501 (df_rd_bb_local_compute_process_def): Restructured to make more
13503 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13504 sets if the sets are being trimmed.
13506 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13509 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13510 (as_vers): Likewise.
13511 * configure: Regenerated.
13513 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13515 PR middle-end/33092
13516 * tree-pass.h (pass_build_alias): New pass.
13517 * tree-ssa-alias.c (gate_build_alias): New.
13518 (pass_build_alias): New.
13519 * passes.c (init_optimization_passes): Add pass_build_alias after
13520 pass_create_structure_vars.
13522 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13524 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13525 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13526 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13527 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13528 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13529 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13530 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13531 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13532 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13533 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13534 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13535 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13536 * config/s390/s390.md (FP_ALL): New mode iterator.
13537 (_d): New mode attribute.
13538 ("*signbit<mode>2>"): Changed mode of first operand.
13539 ("isinf<mode>2"): Changed mode of first operand.
13540 ("*TDC_insn"): Adaptation for DFP modes.
13542 2008-01-22 Ben Elliston <bje@au.ibm.com>
13544 * tree.c (check_qualified_type): Improve function description.
13546 2008-01-21 Jason Merrill <jason@redhat.com>
13549 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13550 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13553 2008-01-21 DJ Delorie <dj@redhat.com>
13555 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13558 2008-01-21 Richard Guenther <rguenther@suse.de>
13560 PR middle-end/34856
13561 * tree-cfg.c (verify_expr): Allow all invariant expressions
13562 instead of just constant class ones as reference argument.
13563 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13564 like any other constant.
13565 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13567 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13569 * regmove.c (fixup_match_1): Update call crossed frequencies.
13571 2008-01-21 Richard Guenther <rguenther@suse.de>
13574 * tree-inline.c (setup_one_parameter): Deal with mismatched
13575 types using a VIEW_CONVERT_EXPR.
13577 2008-01-21 Alon Dayan <alond@il.ibm.com>
13578 Olga Golovanevsky <olga@il.ibm.com>
13580 PR tree-optimization/34701
13581 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13582 when the structure size is not a power of 2.
13584 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13586 * doc/install.texi: Add doc for --enable-checking=df.
13588 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13590 PR rtl-optimization/34808
13591 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13593 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13595 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13598 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13600 PR rtl-optimization/26854
13601 PR rtl-optimization/34400
13602 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13604 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13605 (df_rd_bb_info.expanded_lr_out): New.
13606 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13607 * loop_iv.c (iv_analysis_loop_init): Ditto.
13608 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13609 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13610 Added code to allocate, initialize or free expanded_lr_out.
13611 (df_rd_bb_local_compute_process_def): Restructured to make
13612 more understandable.
13613 (df_rd_confluence_n): Add code to do nothing with fake edges and
13614 code to no apply invalidate_by_call sets if the sets are being trimmed.
13615 (df_lr_local_finalize): Renamed to df_lr_finalize.
13616 (df_live_local_finalize): Renamed to df_live_finalize.
13618 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13621 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13622 deciding whether to use reciprocal instructions.
13624 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13626 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13627 dwarf2out_note_section_used if cold_text_section is NULL.
13629 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13631 PR gcov-profile/34610
13632 * tree-cfg.c (make_edges): Mark both outgoing edges from
13633 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13634 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13635 from OMP_FOR and OMP_CONTINUE outgoing edges.
13637 * tree-profile.c (tree_profiling): Return early if
13638 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13640 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13641 from cfun to child_cfun.
13642 * function.h (struct function): Add after_tree_profile bit.
13644 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13646 * config/avr/avr.S (_exit): Disable interrupt.
13648 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13649 Steven Bosscher <stevenb.gcc@gmail.com>
13651 PR rtl-optimization/26854
13652 PR rtl-optimization/34400
13653 * df-problems.c (df_live_scratch): New scratch bitmap.
13654 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13655 (df_live_reset): Clear the proper bitmaps.
13656 (df_live_bb_local_compute): Only process the artificial defs once
13657 since the order is not important.
13658 (df_live_init): Init the df_live sets only with the variables
13659 found live by df_lr.
13660 (df_live_transfer_function): Use the df_lr sets to prune the
13661 df_live sets as they are being computed.
13662 (df_live_free): Free df_live_scratch.
13664 2008-01-18 Ian Lance Taylor <iant@google.com>
13666 * common.opt: Add fmerge-debug-strings.
13667 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13668 flag_merge_debug_strings rather than flag_merge_constants.
13669 * doc/invoke.texi (Option Summary): Mention
13670 -fmerge-debug-strings.
13671 (Debugging Options): Document -fmerge-debug-strings.
13673 2008-01-18 Ian Lance Taylor <iant@google.com>
13676 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13677 (struct tree_function_decl): Add new field operator_new_flag.
13678 * tree-inline.c (expand_call_inline): When inlining a call to
13679 operator new, force the return value to go into a variable, and
13680 set DECL_NO_TBAA_P on that variable.
13681 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13683 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13686 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13687 DWARF2_DEBUGGING_INFO.
13688 (dwarf2out_note_section_used): Ditto. Add prototype.
13689 (have_multiple_function_sections, text_section_used,
13690 cold_text_section_used, *cold_text_sections): Move declarations
13693 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13695 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13696 field and add signal_ra.
13697 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13698 assignments to frame state pc. Move end of stack check after
13699 MD_FALLBACK_FRAME_STATE_FOR.
13700 (uw_update_context_1): Use frame state signal_regs if set, instead
13701 of checking signal_frame flag.
13702 (uw_update_context): Use frame state signal_ra if set.
13703 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13704 * config/xtensa/linux-unwind.h: New file.
13706 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13708 * modulo-sched.c (get_sched_window): Fix comment typo.
13710 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13712 PR tree-optimization/34648
13713 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13715 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13717 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13718 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13720 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13722 PR rtl-optimization/34400
13723 * df-core.c (df_worklist_dataflow_overeager,
13724 df_worklist_dataflow_doublequeue): New functions.
13725 (df_worklist_dataflow): Two different worklist solvers.
13726 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13729 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13732 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13733 and ftree-parallelize-loops.
13735 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13737 PR rtl-optimization/34826
13738 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13740 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13742 * global.c (find_reg): Mark the eh regs as used if necessary.
13743 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13744 * ra.h (struct allocno): no_eh_reg field added. Changed
13745 no_stack_reg type to bitfield.
13747 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13749 * tree.c (substitute_in_expr): Add missing 'break'.
13751 2008-01-17 Richard Guenther <rguenther@suse.de>
13753 PR tree-optimization/34825
13754 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13755 x / x as division to handle.
13757 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13759 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13760 "-pthread" is specified.
13761 * pa-hpux11.h (LIB_SPEC): Likewise.
13763 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13764 Peter Bergner <bergner@vnet.ibm.com>
13766 PR rtl-optimization/33796
13767 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13769 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13771 PR libgfortran/34699
13772 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13774 * pa-hpux10.h (LINK_SPEC): Likewise.
13775 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13777 2008-01-16 Richard Guenther <rguenther@suse.de>
13779 PR middle-end/32628
13780 * fold-const.c (fold_convert_const_int_from_int): Do not
13781 set overflow if that occured only because of a sign extension
13782 change when converting from/to a sizetype with the same
13783 precision and signedness.
13785 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13788 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13789 location address to the correct place. Update copyright year.
13791 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13793 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13794 no dependences in the dependence_relations vector.
13796 2008-01-16 Jan Hubicka <jh@suse.cz>
13798 PR rtl-optimization/31396
13799 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13800 * cfg.c (dump_reg_info): Print it.
13801 * regs.h (struct reg_info_t): add freq_calls_crossed.
13802 (REG_FREQ_CALLS_CROSSED): New macro.
13803 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13804 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13805 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13806 regmove_optimize): Update call crossed frequencies.
13807 * local-alloc.c (struct qty): Add freq_calls_crossed.
13808 (alloc_qty): Copute freq_calls_crossed.
13809 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13810 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13811 * ra.h (struct allocno): Add freq_calls_crossed.
13813 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13815 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13816 libgomp when compiling with ftree-parallelize-loops.
13817 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13819 2008-01-16 Richard Guenther <rguenther@suse.de>
13821 PR tree-optimization/34769
13822 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13823 * tree.c (int_cst_value): Instead make this function more
13824 permissive in what it accepts as valid input. Document this
13825 function always sign-extends the value.
13827 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13828 Richard Guenther <rguenther@suse.de>
13831 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13832 (gimple_fold_indirect_ref_rhs): ... this.
13833 (gimple_fold_indirect_ref): New function with foldings
13834 that preserve lvalueness.
13835 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13836 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13837 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13838 to fold an INDIRECT_REF, fall back to the old use of
13839 fold_indirect_ref_1.
13841 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13843 * tree-data-ref.c (subscript_dependence_tester_1): Call
13844 free_conflict_function.
13845 (compute_self_dependence): Same.
13847 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13850 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13851 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13853 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13854 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13855 for DWARF2_UNWIND_INFO targets.
13857 2008-01-16 Richard Guenther <rguenther@suse.de>
13860 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13861 type qualifiers for function types.
13863 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13865 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13866 loop_iterator li from previous commit.
13868 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13870 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13872 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13874 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13875 (parallelize_loops): Don't parallelize irreducible components.
13877 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13880 * c-opts (c_common_post_options): Do not enable CPP
13881 flag_pedantic_errors by default.
13883 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13885 PR rtl-optimization/31944
13886 * cse.c (remove_pseudo_from_table): New function.
13887 (merge_equiv_classes): Use above function to remove pseudo-registers.
13888 (invalidate): Likewise.
13890 2008-01-13 Richard Guenther <rguenther@suse.de>
13892 PR middle-end/34601
13893 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13894 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13896 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13898 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13899 validate_change to unshare the source of the PC set.
13901 2008-01-12 Jan Hubicka <jh@suse.cz>
13903 PR middle-end/32135
13904 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13905 references above array bounds. This might trigger bounds checks for
13906 pointers to arrays.
13908 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13910 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13911 new_replaceable_dependencies.
13913 2008-01-12 Doug Kwan <dougkwan@google.com>
13915 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13916 instead of OPT_Wreturn_type in warning due to ignored return type
13918 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13919 options included in -Wextra.
13920 * c.opt: New option -Wignored_qualifiers.
13921 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13922 -Wignore_qualifiers.
13923 (-Wignored-qualifiers): Document.
13924 (-Wreturn-type): Remove description of functionality now handled
13925 by -Wignored-qualifiers.
13927 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13930 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13931 NOP_EXPR if it is between integral types with the same precision.
13933 2008-01-12 Jan Hubicka <jh@suse.cz>
13936 * invoke.texi (max-inline-recursive-depth): Fix default value.
13938 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13940 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13943 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13945 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13947 2008-01-11 James E. Wilson <wilson@specifix.com>
13950 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13952 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13954 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13955 save/restore frame pointer register and don't use 'call-prologues'
13956 optimization in function with "OS_task" attribute.
13958 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13960 PR middle-end/31309
13961 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13962 when copying to memory.
13964 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13966 PR rtl-optimization/30905
13967 * cfgcleanup.c: Include dce.h
13968 (crossjumps_occured): New global variable.
13969 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13970 If something changed, set crossjumps_occured to true.
13971 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13972 Don't add/remove fake edges to exit here...
13973 (cleanup_cfg): ...but do it here, when crossjumping.
13974 Run a fast DCE when successful crossjumps occured in the latest
13975 iteration of try_optimize_cfg.
13977 2008-01-11 Richard Guenther <rguenther@suse.de>
13979 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13980 (struct vn_unary_op_s): Likewise.
13981 (vn_reference_insert): Free old reference on hash collision.
13983 2008-01-10 Raksit Ashok <raksit@google.com>
13985 PR rtl-optimization/27971
13986 * combine.c (find_split_point): Split PLUS expressions which are
13987 inside a MEM rtx, and whose first operand is complex.
13989 2008-01-10 DJ Delorie <dj@redhat.com>
13991 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13992 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13993 (m32c_hard_regno_ok): Call the underlying function.
13995 2008-01-10 Richard Guenther <rguenther@suse.de>
13997 PR middle-end/34683
13998 * tree-cfg.c (tree_merge_blocks): Do not go through the
13999 full-blown folding and stmt updating path if we just deal
14000 with virtual operands.
14001 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
14002 test for abnormal SSA_NAMEs.
14004 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
14006 PR middle-end/34641
14007 * reload.c (push_reload): Add assertions. All constants from
14008 reg_equiv_constant should have been used for replacing the respective
14010 (find_reloads_address): Invoke find_reloads_address_part for
14011 constant taken from the reg_equiv_constant array.
14013 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
14015 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
14016 field (valnum) the first in the struct. Replace bools with
14019 2008-01-10 Richard Guenther <rguenther@suse.de>
14021 PR tree-optimization/34651
14022 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
14023 types and ordering for masking and converting.
14025 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
14027 PR tree-optimization/34017
14028 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
14029 also for PHI_NODE expressions.
14031 2008-01-09 Jan Hubicka <jh@suse.cz>
14033 PR tree-optimization/34708
14034 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
14035 based on number of case labels.
14036 (init_inline_once): Remove switch_cost.
14037 * tree-inline.h (eni_weights_d): Remove switch_cost.
14039 2008-01-09 Richard Guenther <rguenther@suse.de>
14040 Andrew Pinski <andrew_pinski@playstation.sony.com>
14042 PR middle-end/30132
14043 * gimplify.c (gimplify_cond_expr): Do not create an addressable
14044 temporary if an rvalue is ok or an lvalue is not required.
14046 2008-01-09 Richard Guenther <rguenther@suse.de>
14048 PR middle-end/34458
14049 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14050 adjust return type.
14052 2008-01-09 Richard Guenther <rguenther@suse.de>
14054 PR middle-end/34679
14055 * tree.c (host_integerp): Check for sizetype only if the
14056 type is an integer type.
14058 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
14061 * opts.c (decode_options): Disable inlining of functions called
14062 once if not in unit-at-a-time mode.
14064 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
14066 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
14068 2008-01-08 Richard Guenther <rguenther@suse.de>
14070 PR middle-end/31863
14071 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
14072 out early if the result will be unused.
14074 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14079 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14080 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14083 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
14085 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
14086 for vectorization tuned.
14088 2008-01-08 Richard Guenther <rguenther@suse.de>
14090 PR tree-optimization/34683
14091 * tree-ssa-operands.c (operand_build_cmp): Export.
14092 * tree-ssa-operands.h (operand_build_cmp): Declare.
14093 * tree-vn.c (vuses_compare): Remove.
14094 (sort_vuses): Use operand_build_cmp.
14095 (sort_vuses_heap): Likewise.
14096 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
14097 to re-use old VEC if available. Do not sort already sorted VUSEs.
14098 (vdefs_to_vec): Do not sort already sorted VDEFs.
14100 2008-01-08 Jakub Jelinek <jakub@redhat.com>
14102 PR middle-end/34694
14103 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
14105 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14108 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
14109 limitations of reciprocal sequences on x86 targets.
14111 2008-01-08 Richard Guenther <rguenther@suse.de>
14113 PR tree-optimization/34683
14114 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
14116 2008-01-07 Jakub Jelinek <jakub@redhat.com>
14119 * config/darwin.c (darwin_mergeable_string_section): Don't use
14120 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
14122 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
14125 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
14126 negxf2. Macroize expander using X87MODEF mode iterator. Change
14127 predicates of op0 and op1 to register_operand.
14128 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
14129 expander using X87MODEF mode iterator. Change predicates of
14130 op0 and op1 to register_operand.
14131 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
14132 corresponding patterns and macroize using MODEF macro. Change
14133 predicates of op0 and op1 to register_operand and remove
14134 "m" constraint. Disparage "r" alternative with "!".
14135 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
14136 macroize using X87MODEF macro. Change predicates of op0 and op1
14137 to register_operand and remove "m" constraint. Disparage "r"
14138 alternative with "!".
14139 (absneg splitter with memory operands): Remove.
14140 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
14141 patterns and macroize using X87MODEF mode iterator.
14142 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
14143 Change predicate of op1 to register_operand.
14144 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
14145 for memory operands.
14147 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
14149 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14151 2008-01-07 Richard Guenther <rguenther@suse.de>
14153 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14156 2008-01-07 Richard Guenther <rguenther@suse.de>
14158 PR tree-optimization/34683
14159 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14160 VOPs of the needed size to save memory. Use VEC_quick_push
14161 to save compile-time.
14162 (vdefs_to_vec): Likewise.
14164 2008-01-07 Sa Liu <saliu@de.ibm.com>
14166 * config/spu/spu.md (divdf3): Genetate inline code for double
14167 division. The implementation doesn't handle INF or NAN, therefore it
14168 only applies when -ffinite-math-only is given.
14170 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14173 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14174 * doc/cpp.texi ([Common Predefined Macros]): Document.
14176 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
14178 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
14179 order to use commutative addition instead of subtraction.
14181 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14182 Mircea Namolaru <namolaru@il.ibm.com>
14183 Vladimir Yanovsky <yanov@il.ibm.com>
14184 Revital Eres <eres@il.ibm.com>
14186 PR tree-optimization/34263
14187 * tree-outof-ssa.c (process_single_block_loop_latch,
14188 contains_tree_r): New functions.
14189 (analyze_edges_for_bb): Call process_single_block_loop_latch
14190 function to empty single-basic-block latch block if possible.
14192 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14194 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14196 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
14198 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14200 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
14202 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14204 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
14206 2008-01-05 Jakub Jelinek <jakub@redhat.com>
14208 PR tree-optimization/34618
14209 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
14212 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14215 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
14216 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
14217 Update copyright year.
14219 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
14220 Update copyright year.
14221 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
14224 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
14226 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
14227 edge does not point to current bb before changing need_assert.
14229 2008-01-04 Richard Guenther <rguenther@suse.de>
14231 PR middle-end/34029
14232 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
14233 for verifying purposes if they are is_gimple_min_invariant.
14235 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14237 PR tree-optimization/34448
14238 PR tree-optimization/34465
14239 * gimplify.c (gimplify_init_constructor): Add new parameter
14240 notify_temp_creation. Use it.
14241 (gimplify_modify_expr_rhs): Take volatiles into account when
14242 optimizing constructors.
14243 Do not optimize constructors if gimplify_init_constructor will dump to
14245 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
14246 * gcc.c-torture/compile/pr34448.c: New.
14248 2008-01-04 Jakub Jelinek <jakub@redhat.com>
14250 PR gcov-profile/34609
14251 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
14252 return_slot if result is TREE_ADDRESSABLE.
14254 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
14256 * config/mips/mips.md (sqrt_condition): Tweak comment.
14257 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
14259 2008-01-03 Tom Tromey <tromey@redhat.com>
14262 * c-common.c (c_type_hash): Handle VLAs.
14264 2008-01-03 Jan Hubicka <jh@suse.cz>
14266 PR tree-optimization/31081
14267 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
14268 0 when inlining and not inlining to first basic block.
14269 (remap_decl): When var is initialized to 0, don't set default_def.
14270 (expand_call_inline): Set entry_bb.
14271 * tree-inline.h (copy_body_data): Add entry_bb.
14273 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14276 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
14279 PR tree-optimization/29484
14280 * tree-inline.c (inline_forbidden_p_2): New function.
14281 (inline_forbidden_p): Disallow inlining if some static var
14282 has an address of a local LABEL_DECL in its initializer.
14283 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14286 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14288 PR tree-optimization/34635
14289 * tree-data-ref.c (add_other_self_distances): Make sure that the
14290 evolution step is constant.
14292 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14294 PR middle-end/34608
14295 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14297 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14299 * tree-sra.c (scalarize_init): Insert the generate_element_init
14300 statements after the generate_element_zero statements.
14302 2008-01-02 Richard Guenther <rguenther@suse.de>
14304 PR middle-end/34093
14305 PR middle-end/31976
14306 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14307 for very large number of operands instead of ICEing.
14309 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14312 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14313 while stack probing.
14315 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14317 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14320 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14322 PR libmudflap/26442
14323 * tree-mudflap.c (mx_register_decls): Guard warning by
14324 !DECL_ARTIFICIAL check.
14326 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14328 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14329 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14330 sse5_perm<mode>): Fix constraints.