1 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3 * alloc-pool.c (hash_descriptor, eq_descriptor,
4 alloc_pool_descriptor): Fix -Wc++-compat warnings.
5 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
7 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
8 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
9 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
11 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
14 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
16 * tree-flow.h (loop_only_exit_p): Declare.
17 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
18 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
19 the number of iterations if it is constant. Otherwise, if this is the
20 only possible exit of the loop, use the conservative estimate on the
21 number of iterations of the entire loop if available.
23 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
25 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
26 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
27 Add synchronization functions.
28 * config/sync.c: New file.
29 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
30 (LIBGCC_SYNC_CFLAGS): Likewise.
32 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
35 * config/i386/i386.md (mode): Add TF to "mode" attribute.
36 (*pushtf_sse): New insn pattern.
37 (pushtf splitters): New splitters.
39 2008-07-03 Michael Meissner <gnu@the-meissners.org>
42 * predict.c (build_predict_expr): Use void_type_node for the tree
43 type, instead of NULL_TREE.
45 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
47 * config/i386/i386.c (contains_aligned_value_p): Return true
49 (ix86_data_alignment): Align TCmode to 128bits.
50 (ix86_local_alignment): Likewise.
52 2008-07-03 Andrew Haley <aph@redhat.com>
55 * vec.h (VEC_TA): New.
56 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
57 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
58 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
59 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
60 (C_COMMON_FIXED_TYPES): Remove first arg.
61 (C_COMMON_FIXED_MODE_TYPES): Likewise.
62 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
63 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
64 not to use empty macro arguments.
66 2008-07-02 Joseph Myers <joseph@codesourcery.com>
68 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
69 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
70 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
71 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
72 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
73 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
74 config/ia64/crtn.asm, config/m68hc11/larith.asm,
75 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
76 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
77 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
78 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
79 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
80 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
81 config/rs6000/e500crtres64gpr.asm,
82 config/rs6000/e500crtres64gprctr.asm,
83 config/rs6000/e500crtrest32gpr.asm,
84 config/rs6000/e500crtrest64gpr.asm,
85 config/rs6000/e500crtresx32gpr.asm,
86 config/rs6000/e500crtresx64gpr.asm,
87 config/rs6000/e500crtsav32gpr.asm,
88 config/rs6000/e500crtsav64gpr.asm,
89 config/rs6000/e500crtsav64gprctr.asm,
90 config/rs6000/e500crtsavg32gpr.asm,
91 config/rs6000/e500crtsavg64gpr.asm,
92 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
93 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
94 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
95 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
96 config/sparc/sol2-cn.asm: Remove .file directives.
98 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
100 * resource.c (mark_referenced_resources): Look inside
101 UNSPEC_VOLATILEs and ASM_INPUTs.
103 2008-07-02 Ian Lance Taylor <iant@google.com>
105 * rtlanal.c (add_reg_note): New function.
106 * rtl.h (add_reg_note): Declare.
107 * auto-inc-dec.c (attempt_change): Use add_reg_note.
108 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
109 * builtins.c (expand_builtin_longjmp): Likewise.
110 (expand_builtin_nonlocal_goto): Likewise.
111 * calls.c (emit_call_1, expand_call): Likewise.
112 * cfgexpand.c (add_reg_br_prob_note): Likewise.
113 * cfglayout.c (fixup_reorder_chain): Likewise.
114 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
115 (commit_one_edge_insertion): Likewise.
116 * combine.c (move_deaths, distribute_notes): Likewise.
117 * df-problems.c (df_set_note): Likewise.
118 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
119 (set_unique_reg_note): Likewise.
120 (emit_copy_of_insn_after): Likewise.
121 * expr.c (expand_expr_real): Likewise.
122 * gcse.c (add_label_notes): Likewise.
123 * haifa-sched.c (create_check_block_twin): Likewise.
124 * jump.c (mark_jump_label_1): Likewise.
125 * loop-doloop.c (add_test, doloop_modify): Likewise.
126 * loop-unswitch.c (compare_and_jump_seq): Likewise.
127 * lower-subreg.c (move_eh_region_note): Likewise.
128 * optabs.c (emit_libcall_block): Likewise.
129 * predict.c (predict_insn): Likewise.
130 (combine_predictions_for_insn): Likewise.
131 * recog.c (peephole2_optimize): Likewise.
132 * regmove.c (try_auto_increment): Likewise.
133 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
134 * reload.c (find_reloads): Likewise.
135 * reload1.c (fixup_eh_region_note): Likewise.
136 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
137 * reorg.c (delete_prior_computation): Likewise.
138 (delete_computation, dbr_schedule): Likewise.
139 * config/pa/pa.c (legitimize_pic_address): Likewise.
140 * config/sh/sh.c (sh_reorg): Likewise.
142 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
145 * config/libgcc-glibc.ver: Add %exclude.
146 * config/m32r/libgcc-glibc.ver: Likwise.
147 * config/s390/libgcc-glibc.ver: Likwise.
148 * config/sh/libgcc-glibc.ver: Likwise.
149 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
151 * config/i386/libgcc-glibc.ver: New.
153 * config/i386/libgcc-x86_64-glibc.ver: Removed.
155 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
157 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
158 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
159 i[34567]86-*-linux*, x86_64-*-linux*. Add
160 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
161 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
162 x86_64-*-linux*. Add i386/t-linux to tmake_file for
163 i[34567]86-*-linux*, x86_64-*-linux*.
165 * libgcc-std.ver: Add empty GCC_4.4.0.
167 * mkmap-symver.awk: Support multiple versions per symbol.
169 * config/i386/i386.c (ix86_init_builtins): Always define
170 __builtin_fabsq and __builtin_copysignq with fallbacks.
171 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
172 and __builtin_copysignq if SSE2 isn't available.
174 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
175 (LIBGCC2_TF_CEXT): Likwise.
178 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
180 * config/i386/sfp-machine.h: Moved to libgcc.
182 * config/i386/sfp-machine.h: New.
183 * config/i386/t-linux: Likwise.
185 * config/i386/t-darwin: Remove softfp_wrap_start and
187 * config/i386/t-darwin64: Likewise.
189 * config/i386/t-fprules-softfp64: Renamed to ...
190 * config/i386/t-fprules-softfp: This.
192 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
195 2008-07-02 Jason Merrill <jason@redhat.com>
197 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
199 * tree.c (ctor_to_list): New fn.
200 * tree.h: Declare it.
201 (CONSTRUCTOR_ELT): New macro.
202 (CONSTRUCTOR_NELTS): New macro.
204 2008-07-02 Richard Guenther <rguenther@suse.de>
206 * tree-ssa-structalias.c (struct variable_info): Reorder
207 to fill padding on 64bit hosts. Make collapsed_to an int.
208 (get_varinfo_fc): Deal with that.
209 (new_var_info): Likewise.
210 (collapse_rest_of_var): Likewise.
212 2008-07-02 Joshua Sumali <jsumali@redhat.com>
214 * doc/install.texi (--enable-java-home): Document.
215 (--enable-aot-compile-rpm): Likewise.
216 (--with-arch-directory): Likewise.
217 (--with-os-directory): Likewise.
218 (--with-origin-name): Likewise.
219 (--with-arch-suffix): Likewise.
220 (--with-jvm-root-dir): Likewise.
221 (--with-jvm-jar-dir): Likewise.
222 (--with-python-dir): Likewise.
224 2008-07-02 Richard Guenther <rguenther@suse.de>
226 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
227 from decls explicitly. Merge operand checking from tuples.
229 2008-07-02 Martin Jambor <mjambor@suse.cz>
231 * tree-switch-conversion.c: Included timevar.h which I forgot before.
233 2008-07-02 Martin Jambor <mjambor@suse.cz>
235 * tree-switch-conversion.c: Included timevar.h
236 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
238 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
240 2008-07-02 Martin Jambor <mjambor@suse.cz>
242 * tree-switch-conversion.c: Corrected various comments and
244 (build_constructors): Fixed minor formatting mistakes.
246 * invoke.texi (Optimize Options): Corrected the
247 switch-conversion-max-branch-ratio parameter.
249 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
251 * final.c (asm_insn_count): Return zero for an empty asm body.
253 2008-07-02 Richard Guenther <rguenther@suse.de>
255 * bitmap.h (bitmap_set_bit): Return bool.
256 (bitmap_clear_bit): Likewise.
257 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
258 write to the bitmap if it would.
259 (bitmap_clear_bit): Likewise.
260 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
261 bitmap_set_bit return value.
262 (add_pred_graph_edge): Likewise.
263 (add_graph_edge): Likewise.
264 (do_sd_constraint): Likewise.
265 (do_ds_constraint): Likewise.
267 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
269 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
270 Fix -Wc++-compat and/or -Wcast-qual warnings.
271 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
272 gen_regparm_prefix): Likewise.
273 * vmsdbgout.c (write_modbeg, lookup_filename,
274 vmsdbgout_source_line, vmsdbgout_init): Likewise.
276 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
278 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
279 defaults.h definition apply.
281 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
283 * function.c (assign_parm_remove_parallels): New.
284 (assign_parm_setup_block_p): Do not return true for non-BLKmode
286 (assign_parm_setup_block): Do not handle them.
287 (assign_parm_setup_reg, assign_parm_setup_stack): Call
288 assign_parm_remove_parallels.
290 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
292 * c-typeck.c (convert_for_assignment): Use
293 vector_targets_convertible_p.
294 * c-common.c (vector_targets_convertible_p): New.
295 * c-common.h (vector_targets_convertible_p): New prototype.
296 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
297 opaque_p_V2SI_type_node.
299 2008-07-01 Steve Ellcey <sje@cup.hp.com>
301 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
304 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
306 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
307 TFmode constants via two element DImode vector for hosts with
308 HOST_BITS_PER_WIDE_INT < 64.
309 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
310 also for HOST_BITS_PER_WIDE_INT < 64.
312 2008-07-01 Richard Guenther <rguenther@suse.de>
314 PR tree-optimization/36666
315 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
316 (get_constraint_exp_from_ssa_var): Split into ...
317 (get_constraint_exp_for_temp): ... this ...
318 (get_constraint_for_ssa_var): ... and that.
319 Return constraint expressions for all touched sub-fields
320 if the results address is not taken.
321 (process_constraint): Remove assertion that aggregate
322 assignments do not happen at this place.
323 (get_constraint_for_component_ref): Add address_p argument.
324 Return constraint expressions for all touched sub-fields
325 if the results address is not taken.
326 (do_deref): Use get_constraint_exp_for_temp.
327 (get_constraint_for_1): Rename from ...
328 (get_constraint_for): ... this. Add the old function as wrapper.
329 (do_structure_copy): Use get_constraint_for_1.
331 2008-07-01 Martin Jambor <mjambor@suse.cz>
333 * Makefile.in (tree-switch-conversion.o): Add.
334 (OBJS-common): Add tree-swtch-conversion.o.
335 * passes.c (init_optimization_passes): Add pass_convert_switch.
336 * tree-pass.h: (pass_convert_switch): Add.
337 * tree-switch-conversion.c: New file.
338 * gcc.dg/tree-ssa/cswtch.c: New testcase.
339 * common.opt (ftree-cswtch): New option.
340 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
341 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
342 * opts.c (decode_options): Set flag_tree_switch_conversion when
343 optimization level is >= 2.
344 * doc/invoke.texi (Optimize Options): Added description of
345 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
347 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
349 * config/darwin-driver.c (darwin_default_min_version): Fix
350 -Wc++-compat warnings.
352 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
354 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
357 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
359 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
361 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
363 PR rtl-optimization/34744
364 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
365 (df_scan_free_internal): Free data structures not
366 allocated in storage pools.
367 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
368 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
369 df_scan_free_mws_vec.
370 * dse.c (dse_step6): Free offset_map_p and offset_map_n
373 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
375 * config/i386/i386.c (contains_aligned_value_p): Return true
377 (ix86_function_arg_boundary): Return its natural boundary
379 (return_in_memory_32): Don't check TDmode.
380 (ix86_split_to_parts): Support splitting into 4 parts and
381 support TFmode for 32bit target.
382 (ix86_split_long_move): Support splitting into 4 parts.
383 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
385 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
386 (ix86_init_builtins): Here.
387 (ix86_scalar_mode_supported_p): Always return true for TFmode.
388 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
389 'q' and 'w', respectively.
391 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
393 (movtf_internal): Likewise.
394 (<code>tf2): Likewise.
395 (*absnegtf2_sse): Likewise.
396 (copysign<mode>3): Likewise.
397 (copysign<mode>3_const): Likewise.
398 (copysign<mode>3_var): Likewise.
399 (define_split UNSPEC_COPYSIGN): Likewise.
400 * config/i386/sse.md (*nandtf3): Likewise.
401 (<code>tf3): Likewise.
402 (*<code>tf3): Likewise.
404 2008-06-30 Joey Ye <joey.ye@intel.com>
405 H.J. Lu <hongjiu.lu@intel.com>
407 * global.c (compute_regsets): Set frame_pointer_needed here.
408 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
410 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
412 * doc/install.texi (specific): Expand Windows build notes.
414 2008-06-30 Ira Rosen <irar@il.ibm.com>
416 PR tree-optimization/36648
417 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
418 number of prolog iterations by step. Fix the comment.
420 2008-06-30 Richard Guenther <rguenther@suse.de>
423 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
424 handle calls from ECF_MALLOC functions.
425 (handle_pure_call): ECF_MALLOC functions do not return
427 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
429 2008-06-29 Andreas Schwab <schwab@suse.de>
431 * config/m68k/m68k.c (print_operand): Always print a float
433 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
434 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
437 * config/rs6000/x-linux64: Remove never used file.
439 2008-06-29 Richard Guenther <rguenther@suse.de>
441 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
443 (struct alias_info): Move ...
444 * tree-ssa-alias.c: ... here.
445 (update_alias_info): Declare.
446 (compute_may_aliases): Call it.
447 (update_alias_info): New function.
448 * tree-ssa-structalias.c (update_alias_info): Move ...
449 * tree-ssa-alias.c (update_alias_info_1): ... here.
450 * tree-ssa-structalias.c (process_constraint_1): Remove
451 unused from_call argument. Rename to ...
452 (process_constraint): ... this. Delete old wrapper.
453 (make_constraint_to): Adjust callers.
454 (handle_const_call): Likewise.
455 (handle_pure_call): Likewise.
456 (init_base_vars): Likewise.
457 (handle_lhs_call): Likewise. Remove unnecessary constraint.
458 (find_func_aliases): We don't need structure copies for
460 (make_constraint_from_anything): Remove.
461 (create_variable_info_for): For globals make constraints
462 from escaped, not from anything.
463 (compute_points_to_sets): Do not call update_alias_info.
464 (ipa_pta_execute): Use make_constraint_from.
466 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
468 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
469 (bitmap.o-warn, dominance.o-warn): New.
470 * configure.ac (cxx_compat_warn): Delete.
471 (loose_warn): Add -Wcast-qual and -Wc++-compat.
472 * system.h: Remove #pragma diagnostic for -Wcast-qual and
474 * configure: Regenerate.
476 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
479 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
481 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
482 * df-scan.c (df_notes_rescan): Likewise.
483 * ggc-page.c (set_page_table_entry): Likewise.
484 * intl.c (gcc_gettext_width): Likewise.
485 * varasm.c (get_unnamed_section, get_noswitch_section,
486 get_section): Likewise.
488 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
490 * regrename.c (build_def_use): Don't copy RTX.
492 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
494 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
495 (Type Attributes): Fix nesting of @table and @subsection. Adjust
496 punctuation. Use @ref instead of @xref.
497 (Function Names): Remove stray @display/@end display.
498 (C++ Attributes): Use @ref instead of @xref.
499 (Deprecated Features): Fix punctuation around @xref.
500 (Backwards Compatibility): Likewise.
501 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
503 2008-06-28 Joseph Myers <joseph@codesourcery.com>
505 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
506 constants for E500 double.
508 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
510 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
511 element type of const_vector.
513 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
515 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
516 Remove FLAGS_REG clobber from expander pattern.
517 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
518 (anddi3, andsi3, andhi3, andqi3): Ditto.
519 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
520 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
521 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
522 (ashlsi3, ashlhi3, ashlqi3): Ditto.
523 (ashrsi3, ashrhi3, ashrqi3): Ditto.
524 (lshrsi3, lshrhi3, lshrqi3): Ditto.
525 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
526 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
528 2008-06-28 Richard Guenther <rguenther@suse.de>
530 * tree-ssa-structalias.c (callused_id, var_callused,
532 (handle_pure_call): New function.
533 (find_func_aliases): Call it.
534 (find_what_p_points_to): Handle the call-used set.
535 (clobber_what_escaped): Likewise.
536 (compute_call_used_vars): New function.
537 (init_base_vars): Init the call-used variable.
538 (do_sd_constraint): Do not propagate the solution from CALLUSED
539 but use CALLUSED as a placeholder.
540 (solve_graph): Likewise.
541 * tree-flow-inline.h (gimple_call_used_vars): New function.
542 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
543 (compute_call_used_vars): Declare.
544 * tree-ssa-alias.c (set_initial_properties): Call
545 compute_call_used_vars.
546 (reset_alias_info): Clear call-used variables.
547 (add_call_clobber_ops): Assert we are not called for const/pure
548 functions. Remove handling of them.
549 (add_call_read_ops): Handle pure functions by adding the
550 call-used set of variables as VUSEs.
551 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
552 (delete_tree_ssa): Free it.
553 * tree-dfa.c (remove_referenced_var): Clear the var from the
556 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
558 * tree.c (build_varargs_function_type_list): New.
559 (build_function_type_list_1): New.
560 (build_function_type_list): Use build_function_type_list_1.
561 * tree.h (build_varargs_function_type_list): New.
563 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
566 * config/spu/spu.c (spu_builtin_splats): Do not generate
567 invalid CONST_VECTOR expressions.
568 (spu_expand_vector_init): Likewise.
570 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
572 * optabs.c (libfunc_decls): New variable.
573 (libfunc_decl_hash, libfunc_decl_eq): New functions.
574 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
575 for the same function twice.
577 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
579 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
580 ix86_expand_binary_operator directly.
581 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
585 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
586 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
587 using only one splitter. Conditionaly execute splitter before or
588 after peephole2 pass.
589 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
590 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
591 Use only one alternative in asm template.
592 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
594 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
595 "J" operand constraint for operand 2.
596 (*ashldi3_cconly_rex64): Ditto.
597 (*ashrdi3_cmp_rex64): Ditto.
598 (*ashrdi3_cconly_rex64): Ditto.
599 (*lshrdi3_cmp_rex64): Ditto.
600 (*lshrdi3_cconly_rex64): Ditto.
601 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
602 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
603 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
606 2008-06-27 Jakub Jelinek <jakub@redhat.com>
608 * gimplify.c (omp_is_private): Don't return true if decl is not
609 already private on #pragma omp for or #pragma omp parallel for.
612 * tree-cfg.c (struct move_stmt_d): Replace block field with
613 orig_block and new_block fields.
614 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
615 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
616 (move_block_to_fn): Replace vars_map and new_label_map arguments
617 with struct move_stmt_d pointer.
618 (replace_block_vars_by_duplicates): New function.
619 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
620 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
621 all subblocks of ORIG_BLOCK to the new function. Call
622 replace_block_vars_by_duplicates.
623 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
624 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
625 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
626 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
627 (expand_omp): Temporarily set input_location to the location of
628 region's controlling stmt.
629 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
630 BIND_EXPR, push ctx->block_vars and gimplification vars into
631 the BIND_EXPR and its block's BLOCK_VARS instead of directly
633 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
634 there are any BLOCK_VARS.
635 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
636 OMP_PARALLEL or OMP_TASK stmt.
637 (lower_omp): Save and restore input_location around the lower_omp_1
640 2008-06-27 Richard Guenther <rguenther@suse.de>
642 PR tree-optimization/36400
643 PR tree-optimization/36373
644 PR tree-optimization/36344
645 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
646 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
647 (update_alias_info): Remove call clobbering code.
648 (make_constraint_to): New helper function.
649 (make_escape_constraint): Likewise.
650 (handle_rhs_call): Use it on all pointer containing arguments.
651 Also mark the static chain escaped.
652 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
654 (make_constraint_from): New helper split out from ...
655 (make_constraint_from_anything): ... here.
656 (find_func_aliases): Add constraints for escape sites.
657 (intra_create_variable_infos): Make constraints from NONLOCAL
659 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
661 (clobber_what_p_points_to): Remove.
662 (clobber_what_escaped): New function.
663 (init_base_vars): Init NONLOCAL and ESCAPED.
664 (do_sd_constraint): Do not propagate the solution from ESCAPED
665 but use ESCAPED as a placeholder.
666 (solve_graph): Likewise.
667 * tree-flow.h (clobber_what_p_points_to): Remove.
668 (clobber_what_escaped): Declare.
669 * tree-ssa-alias.c (set_initial_properties): Call it.
670 Remove code clobbering escaped pointers.
672 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
674 * function.c (allocate_struct_function): Only allocate a unique
675 funcdef_no if the decl is nonzero.
677 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
679 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
680 * config/mips/mips.c (mips_split_const_insns): New function.
681 * config/mips/mips.md (move_type): New attribute.
682 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
683 (dword_mode): New attribute.
684 (type): Avoid long line. Map "move_type"s to "type"s,
685 choosing "multi" for doubleword moves if appropriate.
686 Swap MTC/MFC comments to match their declaration order.
687 (extended_mips16): Default to "yes" if "move_type" is "sll0",
688 "type" is "branch" or "jal" is "direct".
689 (length): Handle "extended_mips16" first. Make the default
690 "0" for "ghost" instructions. Set the length from "move_type".
691 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
692 of "type", with "sll0" for the register alternative. Remove the
693 "extended_mips16" attribute.
694 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
695 of "type", with "shift_shift" for the register alternative.
696 Remove the "length" attribute.
697 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
698 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
699 of "type", with "andi" for the register alternative.
700 (*zero_extendqihi2): Likewise.
701 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
702 of "andi" instead of a "type" of "arith".
703 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
705 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
706 (mov_<store>r, *mov<mode>_ra): Likewise.
707 (extendsidi2): Use "move_type" instead of "type", with "move"
708 for the register alternative.
709 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
710 of "type", with "signext" for the register alternative.
711 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
712 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
713 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
714 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
715 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
716 (unnamed branch insn): Likewise.
717 (*movdi_gp32_fp64): Fold into...
718 (*movdi_32bit): ...here.
719 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
720 (*movdf_hardfloat): ...this new pattern.
721 (*movdf_softfloat): Remove redundant FPR alternatives.
722 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
723 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
724 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
725 the "move" attribute.
726 (*movdi_32bit): Use "move_type" instead of "type" and remove the
727 "length" attribute. Use "fpload" and "fpstore" instead of "load"
728 and "store" for COP loads and stores.
729 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
730 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
731 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
732 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
733 (*movtf_mips16, *movv2sf): Likewise.
734 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
735 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
736 (mfhc1<mode>): Use "move_type" instead of "move".
737 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
738 (loadgp_blockage): Remove the "length" attribute.
739 (blockage, set_got_version, update_got_version): Likewise.
740 (call_internal): Remove the "extended_mips16" attribute.
741 (call_value_internal, call_value_multiple_internal): Likewise.
742 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
744 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
745 the "length" attribute.
747 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
749 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
750 -Wcast-qual warnings.
751 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
752 handle_pragma_pop_macro): Likewise.
753 * collect2.c (resolve_lib_name): Likewise.
754 * config/arc/arc.c (arc_init): Likewise.
755 * config/arm/arm.c (neon_builtin_compare,
756 locate_neon_builtin_icode): Likewise.
757 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
758 * config/bfin/bfin.c (bfin_init_machine_status,
759 bfin_optimize_loop): Likewise.
760 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
761 * config/cris/cris.c (cris_init_expanders): Likewise.
762 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
763 * config/darwin.c (machopic_indirection_eq,
764 machopic_indirection_name, machopic_output_indirection): Likewise.
765 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
766 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
767 frv_optimize_membar): Likewise.
768 * config/i386/cygwin.h (mingw_scan,
769 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
770 * config/i386/cygwin1.c (mingw_scan): Likewise.
771 * config/i386/i386.c (machopic_output_stub): Likewise.
772 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
773 i386_pe_unique_section): Likewise.
774 * config/ia64/ia64.c (ia64_init_machine_status,
775 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
777 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
778 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
779 * config/m68k/m68k.c (m68k_handle_option,
780 m68k_sched_md_init_global): Likewise.
781 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
782 mcore_unique_section): Likewise.
783 * config/mips/mips.c (mips_block_move_straight,
784 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
786 * config/mmix/mmix.c (mmix_init_machine_status,
787 mmix_encode_section_info): Likewise.
788 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
789 * config/rs6000/rs6000.c (rs6000_init_machine_status,
790 print_operand_address, output_toc, redefine_groups,
791 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
792 * config/s390/s390.c (s390_init_machine_status): Likewise.
793 * config/score/score.c (score_block_move_straight,
794 score_block_move_loop_body): Likewise.
795 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
796 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
797 * emit-rtl.c (find_auto_inc): Likewise.
798 * gcc.c (translate_options, process_command): Likewise.
799 * reorg.c (dbr_schedule): Likewise.
800 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
801 * xcoffout.c (xcoffout_declare_function): Likewise.
803 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
805 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
806 ipa-pta working again.
808 2008-06-27 David Edelsohn <edelsohn@gnu.org>
810 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
813 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
815 * config.gcc (powerpc*-*-*): Add new core e500mc.
816 * config/rs6000/e500mc.md: New file.
817 * config/rs6000/rs6000.c (processor_costs): Add new costs for
819 (rs6000_override_options): Add e500mc case to
820 processor_target_table. Altivec and Spe options not allowed
821 with e500mc. Add isel instruction to e500mc by
822 default. Initialize rs6000_cost for e500mc.
823 (rs6000_issue_rate): Set issue rate for e500mc.
824 * config/rs6000/rs6000.h (processor_type): Add
826 (ASM_CPU_SPEC): Add e500mc.
827 Set TARGET_ISEL to rs6000_isel.
828 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
829 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
830 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
832 * doc/invoke.texi: Add e500mc to list of cpus.
834 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
837 * c-lex.c (lex_charconst): Initialize unsignedp.
839 2008-06-27 Olivier Hainque <hainque@adacore.com>
841 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
842 documented assumptions.
844 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
846 * dwarf2out.c: Remove trailing white spaces. Break long line
849 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
851 * libfuncs.h (LTI_synchronize): New libfunc_index.
852 (synchronize_libfunc): Declare.
853 * builtins.c (expand_builtin_synchronize): Consider using
854 synchronize_libfunc before falling back on an asm blockage.
855 * config/mips/mips.c: Include libfuncs.h
856 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
858 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
860 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
861 parameter. Copy stack_reg to r11 where appropriate.
862 (no_global_regs_above): Add gpr parameter.
863 (rs6000_stack_info): Only add padding for SPE save area if we
864 are saving SPE GPRs and CR.
865 (saveres_routine_syms): New variable.
866 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
868 (rs6000_savres_routine_sym): New function.
869 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
871 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
872 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
873 Tweak FPR out-of-line saving.
874 (rs6000_make_savres_rtx): New function.
875 (rs6000_use_multiple_p): New function.
876 (rs6000_savres_strategy): New function.
877 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
878 out-of-line if appropriate.
879 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
880 if we are optimizing for size.
881 (GP_SAVE_INLINE): Define.
882 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
883 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
884 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
885 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
886 (*save_fpregs_<mode>): Add use of r11.
887 (*restore_gpregs_<mode>): New insn.
888 (*return_and_restore_gpregs_<mode>): New insn.
889 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
891 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
892 (*restore_gpregs_spe): New insn.
893 (*return_and_restore_gpregs_spe): New insn.
894 * config/rs6000/predicates.md (save_world_operation): Fix check.
896 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
898 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
899 this point, so assert that.
901 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
903 * cfganal.c: Include vec.h and vecprim.h.
904 (compute_idf): Import from...
905 * tree-into-ssa (compute_idf): ...here.
906 * basic-block.h (compute_idf): Export.
908 2008-06-26 Joseph Myers <joseph@codesourcery.com>
910 * c-decl.c (merge_decls): Use !current_function_decl to check for
911 extern declaration of C99 inline function being at file scope.
913 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
915 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
917 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
919 * alias.c (record_alias_subset, init_alias_analysis): Fix
920 -Wc++-compat and/or -Wcast-qual warnings.
921 * attribs.c (lookup_attribute_spec): Likewise.
922 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
923 copy_bb, connect_traces,
924 find_rarely_executed_basic_blocks_and_cr): Likewise.
925 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
926 note_btr_set, migrate_btr_defs): Likewise.
927 * builtins.c (result_vector, expand_builtin_memcpy,
928 expand_builtin_mempcpy_args, expand_builtin_strncpy,
929 builtin_memset_read_str, expand_builtin_printf,
930 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
932 * caller-save.c (mark_set_regs): Likewise.
933 * calls.c (expand_call, emit_library_call_value_1): Likewise.
934 * cgraph.c (cgraph_edge): Likewise.
935 * combine.c (likely_spilled_retval_1): Likewise.
936 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
937 htab_counts_entry_del, get_coverage_counts): Likewise.
938 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
939 new_cselib_val): Likewise.
940 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
941 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
943 * df-core.c (df_compact_blocks): Likewise.
944 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
945 * df-scan.c (df_grow_reg_info, df_ref_create,
946 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
947 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
948 df_record_entry_block_defs, df_record_exit_block_uses,
949 df_bb_verify): Likewise.
950 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
951 DF_REF_EXTRACT_MODE_CONST): New.
952 * dominance.c (get_immediate_dominator, get_dominated_by,
953 nearest_common_dominator, root_of_dom_tree,
954 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
955 -Wc++-compat and/or -Wcast-qual warnings.
956 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
957 record_store, replace_read, check_mem_read_rtx, scan_insn,
958 dse_step1, dse_record_singleton_alias_set): Likewise.
959 * dwarf2asm.c (dw2_force_const_mem): Likewise.
961 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
963 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
964 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
965 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
966 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
967 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
968 add_ranges_num, add_ranges_by_labels, file_info_cmp,
969 file_name_acquire, output_file_names, add_const_value_attribute,
970 premark_used_types_helper, file_table_eq, file_table_hash,
971 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
972 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
973 -Wcast-qual warnings.
974 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
975 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
976 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
977 gen_reg_rtx, start_sequence, init_emit): Likewise.
978 * et-forest.c (et_new_occ, et_new_tree): Likewise.
979 * except.c (init_eh_for_function, gen_eh_region,
980 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
981 arh_to_landing_pad, arh_to_label, add_action_record,
982 add_call_site, switch_to_exception_section): Likewise.
983 * expmed.c (synth_mult): Likewise.
984 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
985 store_expr): Likewise.
986 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
988 * function.c (assign_stack_temp_for_type,
989 allocate_struct_function, match_asm_constraints_1): Likewise.
990 * gcov-io.c (gcov_allocate): Likewise.
991 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
992 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
993 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
994 record_one_set, insert_expr_in_table, insert_set_in_table,
995 dump_hash_table, compute_hash_table_work, alloc_hash_table,
996 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
997 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
998 -Wcast-qual warnings.
1000 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1002 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1003 -Wcast-qual warnings.
1004 * gcc.c (process_command): Likewise.
1005 * genattrtab.c (oballoc): Use XOBNEW.
1006 (oballocvec): Define.
1007 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1008 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1009 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1010 -Wc++-compat and/or -Wcast-qual warnings.
1011 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1012 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1013 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1014 gen_presence_absence_set, gen_automaton, gen_regexp_el,
1015 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1016 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
1017 add_excls, process_presence_absence_names,
1018 process_presence_absence_patterns, add_presence_absence,
1019 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
1020 get_free_state, add_arc, get_free_automata_list_el,
1021 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
1022 transform_3, cache_presence, create_ainsns, create_automata,
1023 create_state_ainsn_table, dfa_insn_code_enlarge,
1024 output_trans_func, output_min_issue_delay_func,
1025 output_dead_lock_func, output_reset_func,
1026 output_get_cpu_unit_code_func, output_dfa_start_func,
1027 expand_automata): Likewise.
1028 * genextract.c (gen_insn): Likewise.
1029 * gengtype-lex.l: Likewise.
1030 * gengtype.c (read_input_list, adjust_field_type,
1031 process_gc_options): Likewise.
1032 * genoutput.c (note_constraint): Likewise.
1033 * genpreds.c (mangle, add_constraint): Likewise.
1034 * genrecog.c (process_define_predicate, new_decision,
1035 add_to_sequence): Likewise.
1036 * gensupport.c (record_insn_name): Likewise.
1038 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1040 * config/i386/driver-i386.c (detect_caches_amd,
1041 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
1042 and/or -Wcast-qual warnings.
1043 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
1044 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
1045 gt_pch_save): Likewise.
1046 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
1047 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
1048 * global.c (compute_regsets): Likewise.
1049 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1050 finish_graph_dump_file): Likewise.
1051 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
1052 unlink_bb_notes): Likewise.
1053 * integrate.c (get_hard_reg_initial_val): Likewise.
1054 * ipa-prop.c (ipa_push_func_to_list): Likewise.
1055 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
1056 * local-alloc.c (update_equiv_regs): Likewise.
1057 * loop-invariant.c (check_invariant_table_size,
1058 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
1060 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
1061 altered_reg_used, mark_altered): Likewise.
1062 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
1063 insert_var_expansion_initialization,
1064 combine_var_copies_in_loop_exit, apply_opt_in_copies,
1065 release_var_copies): Likewise.
1066 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
1067 analyze_matrix_decl, add_allocation_site, analyze_transpose,
1068 analyze_accesses_for_phi_node, check_var_notmodified_p,
1069 check_allocation_function, find_sites_in_func,
1070 record_all_accesses_in_func, transform_access_sites,
1071 transform_allocation_sites): Likewise.
1072 * omp-low.c (new_omp_region, create_omp_child_function_name,
1073 check_omp_nesting_restrictions, check_combined_parallel,
1074 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
1075 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
1076 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1077 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
1079 * opts-common.c (prune_options): Likewise.
1080 * opts.c (add_input_filename, print_filtered_help,
1081 get_option_state): Likewise.
1082 * params.c (add_params): Likewise.
1083 * passes.c (set_pass_for_id, next_pass_1,
1084 do_per_function_toporder, pass_fini_dump_file): Likewise.
1085 * postreload.c (reload_cse_simplify_operands): Likewise.
1086 * predict.c (tree_predicted_by_p, tree_predict_edge,
1087 clear_bb_predictions, combine_predictions_for_bb): Likewise.
1089 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1091 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
1093 * recog.c (check_asm_operands, validate_change_1): Likewise.
1094 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
1095 subst_asm_stack_regs): Likewise.
1096 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
1097 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
1098 * regmove.c (reg_is_remote_constant_p): Likewise.
1099 * regrename.c (regrename_optimize, scan_rtx_reg,
1100 kill_clobbered_value, kill_set_value, kill_autoinc_value):
1102 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
1103 regstat_compute_calls_crossed): Likewise.
1104 * reload1.c (init_reload, new_insn_chain,
1105 has_nonexceptional_receiver, reload, copy_reloads,
1106 calculate_needs_all_insns, init_elim_table): Likewise.
1107 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1108 * rtl.c (shallow_copy_rtx_stat): Likewise.
1109 * rtlanal.c (parms_set): Likewise.
1110 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1111 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1112 * sched-ebb.c (earliest_block_with_similiar_load,
1113 add_deps_for_risky_insns): Likewise.
1114 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1115 schedule_region): Likewise.
1116 * see.c (eq_descriptor_pre_extension,
1117 hash_descriptor_pre_extension, hash_del_pre_extension,
1118 eq_descriptor_properties, hash_descriptor_properties,
1119 hash_del_properties, see_seek_pre_extension_expr,
1120 see_initialize_data_structures, see_print_register_properties,
1121 see_print_pre_extension_expr, see_delete_merged_def_extension,
1122 see_delete_unmerged_def_extension, see_emit_use_extension,
1123 see_pre_delete_extension, see_map_extension, see_commit_changes,
1124 see_analyze_merged_def_local_prop,
1125 see_analyze_merged_def_local_prop,
1126 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1127 see_set_prop_merged_def, see_set_prop_unmerged_def,
1128 see_set_prop_unmerged_use, see_print_one_extension,
1129 see_merge_one_use_extension, see_merge_one_def_extension,
1130 see_store_reference_and_extension, see_update_uses_relevancy,
1131 see_update_defs_relevancy): Likewise.
1132 * statistics.c (hash_statistics_hash, hash_statistics_eq,
1133 hash_statistics_free, curr_statistics_hash): Likewise.
1134 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
1135 expand_asm_operands, expand_return, case_bit_test_cmp,
1136 expand_case): Likewise.
1137 * stor-layout.c (start_record_layout): Likewise.
1138 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
1139 gt_pch_save_stringpool): Likewise.
1140 * tree-data-ref.c (hash_stmt_vertex_info,
1141 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
1142 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
1144 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
1147 * config/i386/i386.md : Change constraints of HImode and QImode
1148 immediate operands from "i" to "n". Change SImode "ni" constraint to
1149 "i" and SImode "rmi" constraint to "g". Remove all constraints
1150 from const0_operand and const1_operand predicated operands.
1151 (i): Change QImode and HImode attribute from "i" to "n".
1152 (*subqi_2): Change HImode operands to QImode.
1155 2008-06-25 Olivier Hainque <hainque@adacore.com>
1157 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
1160 2008-06-25 Richard Guenther <rguenther@suse.de>
1162 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
1163 not overflow the result type.
1165 2008-06-25 Richard Guenther <rguenther@suse.de>
1167 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
1168 (vn_lookup): Likewise.
1170 2008-06-25 Richard Guenther <rguenther@suse.de>
1172 PR tree-optimization/35518
1173 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
1174 * tree-sra.c (instantiate_element): Use fold_build3 to build
1176 (try_instantiate_multiple_fields): Likewise.
1178 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1180 * config/rs6000/rs6000.md: Change all string instruction's clobber to
1183 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1185 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
1186 use_backchain_to_restore_sp to true
1187 if the offset of the link register save area would go over the 32k - 1
1188 offset limit of the load
1191 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
1193 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
1194 anchor for the type-punning blurb. Cross-reference "Structures
1195 unions enumerations and bit-fields implementation". Provide a
1196 cast-through-pointer example. Make final sentence self-contained.
1197 * doc/implement-c.texi (Structures unions enumerations and
1198 bit-fields implementation): Cross-reference the type-punning blurb
1199 in the -fstrict-aliasing documentation.
1201 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1204 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
1205 the memory instead of the memory itself for the save area.
1207 2008-06-24 Olivier Hainque <hainque@adacore.com>
1208 Nicolas Roche <roche@adacore.com>
1210 * gengtype.c (srcdir_len): size_t instead of int.
1211 (get_file_realbasename): New function. For F a filename, the real
1212 basename of F, with all the path components stripped.
1213 (get_file_srcdir_relative_path): New function. For F a filename, the
1214 relative path to F from $(srcdir).
1215 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
1216 get_file_realbasename. Adjust the head comment.
1217 (get_prefix_langdir_index): New function. For F a filename, return the
1218 lang_dir_names[] relative index of the language directory that is
1220 (get_file_langdir): For F a filename, return the name of the language
1221 directory where F is located.
1222 (get_file_gtfilename): New function. The gt- output file name for an
1224 (get_output_file_with_visibility): Replace in-line computations with
1225 uses of get_file_gtfilename and get_prefix_langdir_index.
1226 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
1228 2008-06-24 Jakub Jelinek <jakub@redhat.com>
1230 PR tree-optimization/36504
1231 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
1232 references without base address.
1234 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1237 * calls.c (expand_call): Increase alignment for recursive functions.
1239 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1241 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1242 (TARGET_FUNCTION_VALUE): New define.
1243 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1244 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1246 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1248 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1249 (fmod<mode>3): Ditto.
1250 (remainderxf3): Ditto.
1251 (remainder<mode>3): Ditto.
1253 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1256 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1257 REG is a hard register.
1259 PR tree-optimization/36508
1260 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1261 499, don't check it at all in release compilers.
1263 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1265 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1266 together with SSE_TARGET_MATH to disable insn pattern.
1267 (*fop_<MODEF:mode>_2_i387): Ditto.
1268 (*fop_<MODEF:mode>_3_i387): Ditto.
1270 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1272 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1274 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1277 * gimplify.c (gimplify_asm_expr): Check the return code of
1278 parse_output_constraint call, set function return and is_inout
1281 2008-06-22 Ian Lance Taylor <iant@google.com>
1283 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1284 (narrowest_signed_type): Likewise.
1285 * c-typeck.c (c_common_type): Change local variable mclass to enum
1287 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1288 tcc_comparison, not the tree code itself.
1289 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1290 (c_expand_expr): Cast modifier to enum expand_modifier.
1291 * c-common.h (C_RID_CODE): Add casts.
1292 (C_SET_RID_CODE): Define.
1293 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1294 (c_lex_one_token): Add cast to avoid warning.
1295 (c_parser_objc_type_name): Rename local typename to type_name.
1296 (check_no_duplicate_clause): Change code parameter to enum
1298 (c_parser_omp_var_list_parens): Change kind parameter to enum
1300 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1301 c_parser_omp_list_var_parens.
1302 (c_parser_omp_threadprivate): Likewise.
1303 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1304 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1305 * c-format.c (NO_FMT): Define.
1306 (printf_length_specs): Use NO_FMT.
1307 (asm_fprintf_length_specs): Likewise.
1308 (gcc_diag_length_specs): Likewise.
1309 (scanf_length_specs): Likewise.
1310 (strfmon_length_specs): Likewise.
1311 (gcc_gfc_length_specs): Likewise.
1312 (printf_flag_specs): Change 0 to STD_C89.
1313 (asm_fprintf_flag_specs): Likewise.
1314 (gcc_diag_flag_specs): Likewise.
1315 (gcc_cxxdiag_flag_specs): Likewise.
1316 (scanf_flag_specs): Likewise.
1317 (strftime_flag_specs): Likewise.
1318 (strfmon_flag_specs): Likewise.
1319 (print_char_table): Likewise.
1320 (asm_fprintf_char_table): Likewise.
1321 (gcc_diag_char_table): Likewise.
1322 (gcc_tdiag_char_table): Likewise.
1323 (gcc_cdiag_char_table): Likewise.
1324 (gcc_cxxdiag_char_table): Likewise.
1325 (gcc_gfc_char_table): Likewise.
1326 (scan_char_table): Likewise.
1327 (time_char_table): Likewis.
1328 (monetary_char_table): Likewise.
1329 * c-format.h (BADLEN): Likewise.
1331 2008-06-21 Ian Lance Taylor <iant@google.com>
1333 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1334 Define END_OF_BASE_TREE_CODES around inclusion.
1335 * tree.c (tree_code_type): New global array.
1336 (tree_code_length, tree_code_name): Likewise.
1337 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1339 (all-tree.def, s-alltree): New targets.
1340 (gencheck.h, s-gencheck): Remove.
1341 (tree.o): Depend upon all-tree.def.
1342 (build/gencheck.o): Remove gencheck.h dependency.
1343 (mostlyclean): Don't remove gencheck.h.
1344 * c-common.h (enum c_tree_code): Remove.
1345 * c-lang.c (tree_code_type): Remove.
1346 (tree_code_length, tree_code_name): Remove.
1347 * gencheck.c (tree_codes): Include all-tree.def, rather than
1348 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1350 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1352 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1353 (operator_name_info): Size to MAX_TREE_CODES.
1354 (assignment_operator_name_info): Likewise.
1355 * cp/cp-lang.c (tree_code_type): Remove.
1356 (tree_code_length, tree_code_name): Remove.
1357 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1358 (assignment_operator_name_info): Likewise.
1359 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1361 * cp/mangle.c (write_expression): Likewise.
1362 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1363 * fortran/f95-lang.c (tree_code_type): Remove.
1364 (tree_code_length, tree_code_name): Remove.
1365 * java/java-tree.h (enum java_tree_code): Remove.
1366 * java/lang.c (tree_code_type): Remove.
1367 (tree_code_length, tree_code_name): Remove.
1368 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1369 * objc/objc-act.h (enum objc_tree_code): Remove.
1370 * objc/objc-lang.c (tree_code_type): Remove.
1371 (tree_code_length, tree_code_name): Remove.
1372 * objcp/objcp-lang.c (tree_code_type): Remove.
1373 (tree_code_length, tree_code_name): Remove.
1374 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1375 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1376 * ada/misc.c (tree_code_type): Remove.
1377 (tree_code_length, tree_code_name): Remove.
1379 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1381 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1382 the grand_bitmap_obstack.
1384 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1386 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1387 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1388 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1389 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1390 move_stmt_r, new_label_mapper): Likewise.
1391 * tree-complex.c (cvc_lookup): Likewise.
1392 * tree-dfa.c (create_function_ann): Likewise.
1393 * tree-dump.c (dump_register): Likewise.
1394 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1395 find_phi_replacement_condition): Likewise.
1396 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1397 tree_function_versioning): Likewise.
1398 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1399 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1400 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1401 get_nonlocal_debug_decl, convert_nonlocal_reference,
1402 convert_nonlocal_omp_clauses, get_local_debug_decl,
1403 convert_local_reference, convert_local_omp_clauses,
1404 convert_nl_goto_reference, convert_nl_goto_receiver,
1405 convert_tramp_reference, convert_call_expr): Likewise.
1406 * tree-outof-ssa.c (contains_tree_r): Likewise.
1407 * tree-parloops.c (reduction_phi, initialize_reductions,
1408 eliminate_local_variables_1, add_field_for_reduction,
1409 add_field_for_name, create_phi_for_local_result,
1410 create_call_for_reduction_1, create_loads_for_reductions,
1411 create_stores_for_reduction, create_loads_and_stores_for_name):
1413 * tree-phinodes.c (allocate_phi_node): Likewise.
1414 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
1415 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
1416 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
1417 * tree-ssa-coalesce.c (compare_pairs): Likewise.
1418 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
1419 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
1420 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
1421 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1422 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
1423 vn_nary_op_insert): Likewise.
1424 * tree-ssa.c (redirect_edge_var_map_add,
1425 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
1426 * tree-vectorizer.c (vectorize_loops): Likewise.
1427 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
1428 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
1429 tree_cons_stat, build1_stat, build_variant_type_copy,
1430 decl_init_priority_lookup, decl_fini_priority_lookup,
1431 decl_priority_info, decl_restrict_base_lookup,
1432 decl_restrict_base_insert, decl_debug_expr_lookup,
1433 decl_debug_expr_insert, decl_value_expr_lookup,
1434 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1435 type_hash_add, get_file_function_name, tree_check_failed,
1436 tree_not_check_failed, tree_range_check_failed,
1437 omp_clause_range_check_failed, build_omp_clause,
1438 build_vl_exp_stat): Likewise.
1439 * value-prof.c (gimple_histogram_value,
1440 gimple_duplicate_stmt_histograms): Likewise.
1441 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1442 unshare_variable, variable_union_info_cmp_pos, variable_union,
1443 dataflow_set_different_1, dataflow_set_different_2,
1444 vt_find_locations, variable_was_changed, set_variable_part,
1445 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1446 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1447 section_entry_hash, object_block_entry_eq,
1448 object_block_entry_hash, create_block_symbol,
1449 initialize_cold_section_name, default_function_rodata_section,
1450 strip_reg_name, set_user_assembler_name, const_desc_eq,
1451 build_constant_desc, output_constant_def, lookup_constant_def,
1452 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1453 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1454 default_internal_label): Likewise.
1455 * varray.c (varray_init, varray_grow): Likewise.
1456 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1458 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1460 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1461 operators for "test" insn. Macroize insn using SWI mode macro.
1462 (*jcc_fused_2): Ditto.
1463 (*jcc_fused_3): Macroize insn using SWI mode macro.
1464 (*jcc_fused_4): Ditto.
1466 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1468 * tree-ssa-pre.c: Fix typo in comment.
1469 (init_antic, fini_antic): Add explicit funtions for
1470 initializing and deinitializing ANTIC and AVAIL sets.
1471 (create_expression_by_pieces): Fix typo in comment.
1472 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1473 (execute_pre): Eventually dump details about ANTIC_IN.
1475 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1477 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1478 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1479 add_to_obstack, file_at_path, find_a_file, execute,
1480 add_preprocessor_option, add_assembler_option, add_linker_option,
1481 process_command, insert_wrapper, do_option_spec, do_self_spec,
1482 spec_path, do_spec_1, is_directory, main, used_arg,
1483 getenv_spec_function): Likewise.
1484 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1485 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1488 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1490 * doc/rtl.texi: Updated subreg section.
1492 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1495 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1496 node->needed and node->reachable.
1497 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1498 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1499 (expand_task_call): Don't call expand_task_copyfn.
1500 (expand_task_copyfn): Renamed to...
1501 (finalize_task_copyfn): ... this.
1503 2008-06-19 Jan Hubicka <jh@suse.cz>
1505 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1506 clobbering framepointer.
1508 2008-06-19 Jan Hubicka <jh@suse.cz>
1510 * tree-optimize.c (execute_early_local_optimizations): Set
1511 cgraph_state only at first invocation.
1513 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1515 * system.h (-Wc++-compat): Activate as a warning, no an error.
1517 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1519 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1520 instead of "#" in insn asm template.
1521 (*jcc_fused_2): Ditto.
1523 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1525 * config/i386/i386.h (ix86_tune_indices)
1526 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1527 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1528 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1529 (*jcc_fused_2): Ditto.
1530 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1531 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1532 (print operand): Handle 'E' and 'e' code.
1534 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1536 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1537 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1538 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1540 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1542 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1544 (cgraph_expand_function): Use local copy of decl.
1545 (cgraph_expand_all_functions): Remove redundant initialization of
1547 (cgraph_optimize): Reword internal_error message.
1549 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1551 * arm-protos.h (arm_return_in_memory): Remove public
1552 arm_return_in_memory() prototype.
1553 * arm.c (arm_return_in_memory): Add static prototype, add target
1554 hook macro, change definition and comments.
1555 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1557 2008-06-19 Ben Elliston <bje@au.ibm.com>
1559 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1560 real.c: Remove references to IEEE 754R.
1561 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1562 * doc/libgcc.texi (Decimal float library routines): Likewise.
1564 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1566 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1567 (default_unwind_word_mode): Add prototype.
1568 * targhooks.c (default_unwind_word_mode): New function.
1569 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1570 instead of word_mode.
1571 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1572 (TARGET_INITIALIZER): Use it.
1574 * c-common.c (handle_mode_attribute): Support "unwind_word"
1576 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1578 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1579 word_mode to access SjLj_Function_Context member "data".
1580 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1581 conversion from targetm.eh_return_filter_mode () to
1582 targetm.unwind_word_mode () if they differ.
1584 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1585 (BT_FN_UNWINDWORD_PTR): New function type.
1586 (BT_FN_WORD_PTR): Remove.
1587 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1588 * except.c (expand_builtin_extend_pointer): Convert pointer to
1589 targetm.unwind_word_mode () instead of word_mode.
1591 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1592 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1593 (spu_unwind_word_mode): New function.
1594 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1595 (TARGET_UNWIND_WORD_MODE): Define.
1596 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1598 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1600 * config/spu/spu.c (reg_align): Remove.
1601 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1602 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1603 (spu_split_store): Likewise.
1605 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1607 * gcc/tree-vn.c: Fix typo in comment.
1609 2008-06-18 Jan Hubicka <jh@suse.cz>
1611 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1612 toplevel reorder too.
1614 2008-06-18 Jan Hubicka <jh@suse.cz>
1616 * c-opts.c (c_common_post_options): PCH is not compatible with
1618 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1619 -fno-toplevel-reorder by default now.
1621 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1623 PR documentation/30739
1624 * doc/install.texi (Prerequisites): Document dependency on awk.
1626 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1627 Ian Lance Taylor <iant@google.com>
1629 PR rtl-optimization/35604
1630 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1631 only want to change jump destinations, not eventual label comparisons.
1633 2008-06-16 Jan Hubicka <jh@suse.cz>
1635 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1637 (cgraph_analyze_function): Likewise.
1639 2008-06-16 Jan Hubicka <jh@suse.cz>
1641 * cgraph.h (cgraph_mark_if_needed): New function.
1642 * cgraphunit.c (cgraph_mark_if_needed): New function.
1643 * c-decl.c (duplicate_decl): Use it.
1645 2008-06-16 Jan Hubicka <jh@suse.cz>
1647 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1650 2008-06-16 Jan Hubicka <jh@suse.cz>
1652 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1654 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1655 Kazu Hirata <kazu@codesourcery.com>
1656 Maxim Kuvyrkov <maxim@codesourcery.com
1658 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1659 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1660 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1661 EXTRA_SPEC_FUNCTIONS.
1662 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1663 (DRIVER_SELF_SPECS): Adjust.
1664 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1665 * config/mips/st.h, config/mips/t-st: New.
1666 * config/mips/driver-native.c, config/mips/x-native: New.
1667 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1670 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1672 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1674 (ISA_HAS_FP_CONDMOVE): New macro.
1675 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1676 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1677 (ISA_HAS_NMADD3_NMSUB3): New macro.
1678 * config/mips/mips.c (mips_rtx_costs): Update.
1679 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1680 compiling for ST Loongson 2E/2F.
1681 (madd<mode>): Rename to madd4<mode>. Update.
1682 (madd3<mode>): New pattern.
1683 (msub<mode>): Rename to msub4<mode>. Update.
1684 (msub3<mode>): New pattern.
1685 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1686 (nmadd3<mode>): New pattern.
1687 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1688 (nmadd3<mode>_fastmath): New pattern.
1689 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1690 (nmsub3<mode>): New pattern.
1691 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1692 (nmsub3<mode>_fastmath): New pattern.
1693 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1695 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1697 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1698 (DF_REF_INSN_INFO): New.
1699 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1700 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1701 with a NULL DF_REF_INSN_INFO.
1702 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1704 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1705 DF_INSN_INFO_EQ_USES): New.
1706 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1707 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1708 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1709 * df-core.c: Update comment for above changes.
1710 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1711 DF_INSN_UID_* macros.
1712 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1713 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1714 insn rtx. Update all callers.
1715 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1716 df_ref_create_structure, df_insn_refs_collect): Likewise.
1717 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1718 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1719 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1720 macros to access the insn refs.
1721 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1722 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1723 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1724 for accessing the refs.
1725 (try_fwprop_subst): Likewise.
1726 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1727 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1728 for accessing the refs.
1729 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1730 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1731 to look at the insn refs.
1732 (record_uses): Likewise.
1733 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1735 (mark_artificial_uses): Don't mark_insn for artificial refs.
1736 (mark_reg_rependencies): Likewise.
1738 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1740 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1742 * configure: Regenerate.
1744 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1746 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1747 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1748 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1750 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1752 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1753 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1754 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1756 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1758 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1759 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1760 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1762 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1764 * tree-ssa-sccvn.c: Fix format of comments.
1766 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1768 * cgraph.c: Remove unneeded forward declarations of eq_node()
1771 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1773 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1775 (see_update_relevancy): Likewise.
1776 * fwprop.c (try_fwprop_subst): Likewise.
1777 * rtlanal.c (noop_move_p): Likewise.
1778 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1779 notes to non-existing libcall blocks.
1780 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1782 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1783 (dead_libcall_p): Remove.
1784 (delete_trivially_dead_insns): Don't use it.
1785 * web.c (union_defs): Remove comment about keeping nops.
1786 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1787 (compute_hash_table_work): Don't track libcall notes.
1788 (do_local_cprop): Don't take libcall pointers. Don't update
1790 (adjust_libcall_notes): Deleted.
1791 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1792 ever have existed in the first place).
1793 (replace_store_insn): Don't try to remove libcall notes.
1794 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1795 (resolve_reg_notes): Don't call them.
1796 (resolve_simple_move): Likewise.
1797 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1798 Don't remove REG_RETVAL notes.
1799 * emit-rtl.c (try_split): Don't update libcall notes.
1800 (emit_copy_of_insn_after): Dito.
1801 * cselib.c (cselib_current_insn_in_libcall): Remove.
1802 (cselib_process_insn): Don't set/clear it.
1803 (new_elt_loc_list): Don't record it.
1804 (cselib_init): Don't initialize it.
1805 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1806 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1808 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1809 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1810 (init_deps): Don't initialize it.
1811 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1812 * combine.c (delete_noop_moves): Don't update libcall notes.
1813 (can_combine_p): Remove now pointless #if 0 block.
1814 (try_combine): Remove another obsolete #if 0 block.
1815 (distribute_notes): Don't distribute libcall notes.
1816 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1817 * dce.c (libcall_dead_p): Remove.
1818 (delete_unmarked_insns): Don't handle libcall blocks.
1819 (preserve_libcall_for_dce): Remove.
1820 (prescan_insns_for_dce): Don't special-case libcall block insns.
1821 * reload1 (reload): Don't handle libcall notes.
1822 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1825 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1827 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1828 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1829 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1831 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1833 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1834 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1835 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1837 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1839 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1841 2008-06-16 Ira Rosen <irar@il.ibm.com>
1843 PR tree-optimization/36493
1844 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1845 the arguments list. Use VECTYPE to create vector pointer.
1846 (vectorizable_store): Fail if accesses through a pointer to vectype
1847 do not alias the original memory reference operands.
1848 Call vect_create_data_ref_ptr without the removed argument.
1849 (vectorizable_load): Likewise.
1850 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1853 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1856 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1859 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1861 * config/mips/loongson2ef.md: New file.
1862 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1863 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1864 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1865 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1866 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1868 (loongson2ef.md): New include.
1869 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1870 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1871 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1872 (loongson_gt_<mode>, loongson_extract_halfword)
1873 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1874 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1875 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1876 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1877 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1878 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1879 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1880 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1881 (vec_interleave_low<mode>): Define type attribute.
1882 * config/mips/mips.c (mips_ls2): New static variable.
1883 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1884 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1885 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1886 Implement target scheduling hooks.
1887 (mips_multipass_dfa_lookahead): Update to handle tuning for
1889 (mips_sched_init): Initialize data for Loongson scheduling.
1890 (mips_ls2_variable_issue): New static function.
1891 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1893 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1894 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1895 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1896 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1897 Handle ST Loongson 2E/2F cores.
1898 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1900 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1902 * omp-low.c (extract_omp_for_data): Fix comment typo.
1905 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1907 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1908 FIXME note about gcc/config.guess.
1909 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1910 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1911 * doc/cppopts.texi: Likewise.
1912 * doc/extend.texi: Likewise.
1913 * doc/gcc.texi: Likewise.
1914 * doc/gccint.texi: Likewise.
1915 * doc/gcov.texi: Likewise.
1916 * doc/gty.texi: Likewise.
1917 * doc/hostconfig.texi: Likewise.
1918 * doc/install.texi: Likewise.
1919 * doc/invoke.texi: Likewise.
1920 * doc/loop.texi: Likewise.
1921 * doc/makefile.texi: Likewise.
1922 * doc/md.texi: Likewise.
1923 * doc/passes.texi: Likewise.
1924 * doc/tm.texi: Likewise.
1925 * doc/tree-ssa.texi: Likewise.
1926 * doc/trouble.texi: Likewise.
1928 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1929 Nathan Sidwell <nathan@codesourcery.com>
1930 Maxim Kuvyrkov <maxim@codesourcery.com>
1931 Richard Sandiford <rdsandiford@googlemail.com>
1933 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1934 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1935 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1937 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1938 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1939 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1941 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1942 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1943 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1944 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1945 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1946 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1947 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1948 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1949 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1950 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1951 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1952 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1953 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1954 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1955 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1956 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1957 (mips_builtins): Add Loongson builtins.
1958 (mips_loongson_2ef_bdesc): New.
1959 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1960 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1961 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1962 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1964 (mips_expand_vector_init): New.
1965 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1966 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1968 * config/mips/mips.md: Add unspec numbers for Loongson
1969 builtins. Include loongson.md.
1970 (MOVE64): Include Loongson vector modes.
1971 (SPLITF): Include Loongson vector modes.
1972 (HALFMODE): Handle Loongson vector modes.
1973 * config/mips/loongson.md: New.
1974 * config/mips/loongson.h: New.
1975 * config.gcc: Add loongson.h header for mips*-*-* targets.
1976 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1978 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1980 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1981 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1982 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1983 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1984 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1985 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1986 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1987 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1988 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1989 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1990 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1991 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1992 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1993 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1994 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1995 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1996 Remove use_fixproto=yes.
1997 (ia64*-*-hpux*): Remove comment about using fixproto.
1998 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2000 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2002 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2004 * configure: Regenerate.
2006 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2009 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2010 before evaluating it.
2012 2008-06-13 Jakub Jelinek <jakub@redhat.com>
2015 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
2016 nested inline functions.
2017 (start_decl, start_function): Don't invert DECL_EXTERNAL
2018 for nested inline functions.
2020 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2022 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
2023 splits that must be made for correctness.
2025 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2027 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
2028 (AVAIL_NON_MIPS16): Likewise.
2029 (mips_builtin_description): Replace target_flags with a predicate.
2030 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
2031 (dspr2_32): New availability predicates.
2032 (MIPS_BUILTIN): New macro.
2033 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
2034 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
2035 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
2036 Replace the TARGET_FLAGS parameters with AVAIL parameters.
2037 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
2038 (mips_dsp_32only_bdesc): Merge into...
2039 (mips_builtins): ...this new array.
2040 (mips_bdesc_map, mips_bdesc_arrays): Delete.
2041 (mips_init_builtins): Update after above changes.
2042 (mips_expand_builtin_1): Merge into...
2043 (mips_expand_builtin): ...here and update after above changes.
2045 2008-06-12 Paul Brook <paul@codesourcery.com>
2047 * longlong.h (__arm__): Define count_leading_zeros.
2048 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
2049 (clzsi2, clzdi2): New functions.
2050 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
2051 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
2052 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
2053 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
2054 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
2055 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
2056 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
2057 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2058 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
2059 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2061 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
2063 * config/m68k/m68k.c (m68k_tune_flags): New.
2064 (override_options): Compute m68k_tune_flags.
2065 (MULL_COST, MULW_COST): Update for various variants of CFV2.
2066 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2068 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2071 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2073 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2075 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
2076 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2078 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2080 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
2081 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2083 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2086 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
2089 2008-06-12 Richard Guenther <rguenther@suse.de>
2091 PR tree-optimization/36345
2092 * tree-flow.h (struct ptr_info_def): Align escape_mask,
2093 add memory_tag_needed flag.
2094 (may_alias_p): Declare.
2095 * tree-ssa-alias.c (may_alias_p): Export.
2096 (set_initial_properties): Use memory_tag_needed flag.
2097 (update_reference_counts): Likewise.
2098 (reset_alias_info): Reset memory_tag_needed flag.
2099 (create_name_tags): Check memory_tag_needed flag.
2100 (dump_points_to_info_for): Dump it.
2101 * tree-ssa-structalias.c (struct variable_info): Remove
2102 directly_dereferenced flag.
2103 (new_var_info): Do not initialize it.
2104 (process_constraint_1): Do not set it.
2105 (update_alias_info): Set is_dereferenced flag.
2106 (set_uids_in_ptset): Use may_alias_p.
2107 (set_used_smts): Check memory_tag_needed flag.
2108 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2109 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2110 memory_tag_needed flag.
2111 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2114 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2116 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2117 red zone for w64 abi.
2118 (ix86_expand_prologue): Likewise.
2119 (ix86_force_to_memory): Likewise.
2120 (ix86_free_from_memory): Likewise.
2122 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2125 * config/rs6000/rs6000.c (rs6000_override_options): Set
2126 rs6000_isel conditionally to the absence of comand line override.
2127 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2128 Remove duplicate rs6000_isel setting.
2129 * config/rs6000/eabispe.h: Ditto.
2131 2008-06-11 Richard Guenther <rguenther@suse.de>
2133 * alias.c (get_alias_set): Use the element alias-set for arrays.
2134 (record_component_aliases): For arrays and vectors do nothing.
2135 * c-common.c (strict_aliasing_warning): Handle the cases
2136 of alias set zero explicitly.
2137 * Makefile.in (dfp.o-warn): Add -Wno-error.
2139 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2141 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
2143 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
2144 tune_32 tune_64 to supported_defaults. Allow values not
2145 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
2146 x86_64. Do not override cpu_32 or cpu_64 values from target name.
2147 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
2148 with_cpu_64 to generic for 64-bit-supporting configurations, not
2149 with_cpu. Remove FIXMEs.
2150 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
2151 --with-arch-64, --with-tune-32, --with-tune-64): Document.
2152 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
2153 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
2154 arch_32 and arch_64.
2156 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2157 Olivier Hainque <hainque@adacore.com>
2159 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
2160 Use DECL_SIZE_UNIT to retrieve the size of the field.
2162 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2164 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
2165 with function calls after declarations. Lay out
2166 neon_float_type_node before further use.
2168 2008-06-11 Richard Guenther <rguenther@suse.de>
2170 * tree-flow.h (may_point_to_global_var): Declare.
2171 * tree-ssa-alias.c (may_point_to_global_var): New function.
2172 * tree-ssa-sink.c (is_hidden_global_store): Use it.
2174 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
2176 * configure.ac: Teach that fido supports .debug_line.
2177 * configure: Regenerate.
2179 2008-06-10 Tom Tromey <tromey@redhat.com>
2181 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
2184 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2186 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
2187 (encode_decimal64, decode_decimal64, encode_decimal128,
2188 decode_decimal128): Reverse order of 32-bit parts of value if host
2189 and target endianness differ.
2191 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
2193 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
2194 Avoid division by 0.
2195 (tree_mod_pow2_value_transform): Likewise.
2196 (tree_ic_transform): Likewise.
2197 (tree_stringops_transform): Likewise.
2198 (tree_mod_subtract_transform): Likewise.
2199 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
2200 (copy_edges_for_bb): Likewise.
2201 (initialize_cfun): Likewise.
2203 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2205 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
2206 nonmemory_operand. Add "N" operand constraint.
2208 (*jcc_btdi_mask_rex64): New instruction and split pattern.
2209 (*jcc_btsi_mask): Ditto.
2210 (*jcc_btsi_mask_1): Ditto.
2212 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2214 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
2215 TYPE_CANONICAL for copied element type.
2217 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2220 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
2221 Add m_CORE2 and m_GENERIC.
2222 * config/i386/predicates.md (bt_comparison_operator): New predicate.
2223 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
2225 (*jcc_btdi_rex64): New instruction and split pattern.
2227 (*jcc_btsi_1): Ditto.
2228 (*btsq): Fix Intel asm dialect operand order.
2232 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
2235 * simplify-rtx.c (simplify_subreg): Add check for shift count
2238 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2240 * doc/md.texi: Synchronize with later constraints.md change.
2241 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2242 with a C implementation.
2243 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2245 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2246 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2247 when moving to and from MD_REGNUM.
2248 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2249 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2250 Handle byte and halfword moves.
2251 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2253 * config/mips/constraints.md (h): Turn into NO_REGS.
2254 (l, x): Update documentation.
2255 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2256 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2257 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2258 (HILO): New mode iterator.
2260 (any_div): New code iterator.
2261 (u): Extend code attribute to div and udiv.
2262 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2263 d_operand in the splitters. Remove redundant CONST_INT checks.
2264 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2265 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2266 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2267 accordingly, using normal moves instead of unspecs to move LO into
2268 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2269 (<u>mulsidi3): Handle expansion in C code.
2270 (<u>mulsidi3_32bit_internal): Rename to...
2271 (<u>mulsidi3_32bit): ...this.
2272 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2273 (*<u>mulsidi3_64bit): Rename to...
2274 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2275 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2276 to set LO and HI to the multiplication result. Use a normal move
2277 for MFLO and an unspec for MFHI.
2278 (*<u>mulsidi3_64bit_parts): Replace with...
2279 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2280 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2281 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2282 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2283 instead of HI. Split the instruction into a separate multiplication
2284 and MFHI if !TARGET_FIX_R4000.
2285 (<su>muldi3_highpart): Likewise.
2286 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2287 and the "=h" clobber.
2288 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2289 (<u>mulditi3): New expander.
2290 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2291 (madsi): Remove "=h" clobber.
2292 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2293 Force the modulus result to be a GPR and split the instruction into
2294 a division followed by an MFHI after reload.
2295 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2296 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2297 the MIPS16 HIGH define_split.
2298 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2299 of acc<->gpr moves to "multi".
2300 (*movdi_64bit): Replace the single "x" alternative with
2301 alternatives for moving into and out of "a".
2302 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2303 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2304 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2305 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2306 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2307 (movti): New expander.
2308 (*movti, *movti_mips16): New insns.
2309 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2310 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2311 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2312 * config/mips/predicates.md (fpr_operand): Delete.
2313 (d_operand): New predicate.
2315 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2317 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2318 failure on some Bourne shells.
2319 (x86_64-*-*): Ditto.
2321 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2323 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2325 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2327 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2328 (sparc-sun-solaris2*): Likewise.
2330 2008-06-09 Arnaud Charlet <charlet@adacore.com
2332 * doc/install.texi: Update requirements to build the Ada compiler.
2334 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2336 * df-scan.c (struct df_scan_problem_data): Remove the
2337 mw_link_pool alloc pool.
2338 (df_scan_free_internal): Don't free it.
2339 (df_scan_alloc): Don't allocate it.
2340 * df.h (struct df_link): Update comment.
2342 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2344 * except.h: Correct checks for when SJLJ exceptions must be used.
2346 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2348 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2351 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2353 PR tree-optimization/36218
2354 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2355 configure for the build system.
2356 (BUILD_LDFLAGS): Define.
2357 * configure: Regenerate.
2358 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2360 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2363 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2364 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2365 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2367 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2369 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2371 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2373 * config.gcc (Obsolete configurations): Remove list of
2375 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2376 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2377 targets matched by those patterns.
2378 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2379 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2380 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2381 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2382 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2383 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2384 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2385 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2386 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2387 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2388 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2389 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2390 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2391 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2392 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2393 Make code for Solaris 7 and greater unconditional for Solaris.
2394 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2395 Remove --with-* handling.
2396 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2397 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2398 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2399 LINK_OS_WINDISS_SPEC): Remove.
2400 * config/rs6000/sysv4.opt (mwindiss): Remove.
2401 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2402 * configure: Regenerate.
2403 * doc/cpp.texi: Don't mention BeOS.
2404 * doc/extend.texi (interrupt): Don't mention MS1.
2405 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2406 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2407 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2408 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2409 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2411 * doc/invoke.texi (MT Options): Remove.
2412 (-mwindiss): Remove.
2413 (CRIS Options): Remove cris-axis-aout references.
2414 (HPPA Options): Don't mention hppa1.1-*-pro.
2415 * doc/md.texi: (MorphoTech family): Remove.
2416 * libgcc2.c: Don't handle UWIN.
2417 * config/alpha/t-unicosmk: Remove.
2418 * config/alpha/unicosmk.h: Remove.
2419 * config/arm/kaos-arm.h: Remove.
2420 * config/arm/kaos-strongarm.h: Remove.
2421 * config/arm/strongarm-coff.h: Remove.
2422 * config/arm/strongarm-elf.h: Remove.
2423 * config/arm/strongarm-pe.h: Remove.
2424 * config/arm/t-strongarm-pe: Remove.
2425 * config/arm/t-xscale-coff: Remove.
2426 * config/arm/t-xscale-elf: Remove.
2427 * config/arm/xscale-coff.h: Remove.
2428 * config/arm/xscale-elf.h: Remove.
2429 * config/chorus.h: Remove.
2430 * config/cris/aout.h: Remove.
2431 * config/cris/aout.opt: Remove.
2432 * config/cris/t-aout: Remove.
2433 * config/i386/beos-elf.h: Remove.
2434 * config/i386/kaos-i386.h: Remove.
2435 * config/i386/ptx4-i.h: Remove.
2436 * config/i386/sco5.h: Remove.
2437 * config/i386/sco5.opt: Remove.
2438 * config/i386/sysv4-cpp.h: Remove.
2439 * config/i386/sysv5.h: Remove.
2440 * config/i386/t-beos: Remove.
2441 * config/i386/t-sco5: Remove.
2442 * config/i386/t-uwin: Remove.
2443 * config/i386/uwin.asm: Remove.
2444 * config/i386/uwin.h: Remove.
2445 * config/kaos.h: Remove.
2446 * config/mips/windiss.h: Remove.
2447 * config/mt: Remove directory.
2448 * config/pa/pa-osf.h: Remove.
2449 * config/pa/pa-pro-end.h: Remove.
2450 * config/pa/t-pro: Remove.
2451 * config/ptx4.h: Remove.
2452 * config/rs6000/beos.h: Remove.
2453 * config/rs6000/kaos-ppc.h: Remove.
2454 * config/rs6000/t-beos: Remove.
2455 * config/rs6000/windiss.h: Remove.
2456 * config/sh/kaos-sh.h: Remove.
2457 * config/sol2-6.h: Remove.
2458 * config/sparc/sol26-sld.h: Remove.
2459 * config/sparc/sysv4-only.h: Remove.
2460 * config/vax/bsd.h: Remove.
2461 * config/vax/t-memfuncs: Remove.
2462 * config/vax/ultrix.h: Remove.
2463 * config/vax/vaxv.h: Remove.
2464 * config/windiss.h: Remove.
2466 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2468 PR rtl-optimization/36438
2469 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2470 for vector shifts with constant scalar shift operands.
2472 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2474 * doc/invoke.texi: Document -march=xlr.
2475 * config/mips/xlr.md: New file.
2476 * config/mips/mips.md: Include it.
2478 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2479 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2480 (mips_rtx_cost_data): Likewise.
2482 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2484 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2485 PRE_INC and PRE_DEC cases.
2487 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2489 PR rtl-optimization/36419
2490 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2491 the emitting jump insn.
2494 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2495 is not bool, boolify the whole *expr_p and convert to the desired type.
2497 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2499 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2500 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2501 Add omp_private_outer_ref hook, add another argument to
2502 omp_clause_default_ctor hook.
2503 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2504 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2505 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2506 hook_tree_tree_tree_tree_null.
2507 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2508 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2509 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2510 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2511 * tree.def (OMP_TASK): New tree code.
2512 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2513 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2514 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2515 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2516 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2517 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2518 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2519 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2520 (OMP_DIRECTIVE_P): Add OMP_TASK.
2521 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2522 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2523 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2524 and OMP_CLAUSE_UNTIED entries.
2525 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2527 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2528 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2529 * tree-pretty-print.c (dump_omp_clause): Handle
2530 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2531 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2532 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2533 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2534 warning about unsigned iterators. Change decl/init/cond/incr
2535 arguments to TREE_VECs, check arguments for all collapsed loops.
2536 (c_finish_omp_taskwait): New function.
2537 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2539 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2540 default_function_array_conversion on init. Add par_clauses argument.
2541 If decl is present in parallel's lastprivate clause, change it to
2542 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2543 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2544 collapse count in clauses.
2545 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2546 c_parser_omp_for_loop callers.
2547 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2548 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2549 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2550 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2552 (c_parser_omp_clause_schedule): Handle schedule(auto).
2553 Include correct location in the error message.
2554 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2555 and PRAGMA_OMP_CLAUSE_UNTIED.
2556 (OMP_TASK_CLAUSE_MASK): Define.
2557 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2558 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2559 * tree-nested.c (convert_nonlocal_omp_clauses,
2560 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2561 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2562 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2563 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2565 (conver_nonlocal_reference, convert_local_reference,
2566 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2567 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2568 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2569 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2570 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2571 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2572 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2573 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2574 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2576 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2577 * c-common.h (c_finish_omp_taskwait): New prototype.
2578 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2579 * tree-parloops.c (create_parallel_loop): Create 1 entry
2580 vectors for OMP_FOR_{INIT,COND,INCR}.
2581 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2582 (make_edges): Handle OMP_TASK.
2583 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2584 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2585 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2586 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2587 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2588 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2589 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2590 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2591 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2592 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2593 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2594 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2595 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2596 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2597 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2598 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2599 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2600 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2601 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2602 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2603 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2604 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2605 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2606 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2607 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2608 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2609 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2610 original iterator is present in lastprivate clause or if
2611 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2612 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2613 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2614 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2615 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2616 if it is set, lookup var in outer contexts too. Handle
2617 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2618 to be implicitly determined firstprivate for task regions.
2619 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2620 if it is set, lookup var in outer contexts too. Set
2621 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2622 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2623 OMP_CLAUSE_UNTIED. Take region_type as last argument
2624 instead of in_parallel and in_combined_parallel.
2625 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2627 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2628 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2629 (new_omp_context): Set default_kind to
2630 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2631 (omp_region_type): New enum.
2632 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2633 fields, add region_type.
2634 (new_omp_context): Take region_type as argument instead of is_parallel
2635 and is_combined_parallel.
2636 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2637 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2638 ctx->is_combined_parallel checks.
2639 (gimplify_omp_task): New function.
2640 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2642 * omp-low.c (extract_omp_for_data): Use schedule(static)
2643 for schedule(auto). Handle pointer and unsigned iterators.
2644 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2645 Add loops argument. Extract data for collapsed OMP_FOR loops.
2646 (expand_parallel_call): Assert sched_kind isn't auto,
2647 map runtime schedule to index 3.
2648 (struct omp_for_data_loop): New type.
2649 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2650 Add loop, loops, collapse and iter_type fields.
2651 (workshare_safe_to_combine_p): Disallow combined for if
2652 iter_type is unsigned long long. Don't combine collapse > 1 loops
2653 unless all bounds and steps are constant. Adjust extract_omp_for_data
2655 (expand_omp_for_generic): Handle pointer, unsigned and long long
2656 iterators. Handle collapsed OMP_FOR loops. Adjust
2657 for struct omp_for_data changes. If libgomp function doesn't return
2658 boolean_type_node, add comparison of the return value with 0.
2659 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2660 pointer, unsigned and long long iterators. Adjust for struct
2661 omp_for_data changes.
2662 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2663 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2664 unsigned long long. Allocate loops array, pass it to
2665 extract_omp_for_data. For collapse > 1 loops use always
2666 expand_omp_for_generic.
2667 (omp_context): Add sfield_map and srecord_type fields.
2668 (is_task_ctx, lookup_sfield): New functions.
2669 (use_pointer_for_field): Use is_task_ctx helper. Change first
2670 argument's type from const_tree to tree. Clarify comment.
2671 In OMP_TASK disallow copy-in/out sharing.
2672 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2673 (install_var_field): Add mask argument. Populate both record_type
2674 and srecord_type if needed.
2675 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2677 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2678 and DECL_FIELD_OFFSET.
2679 (scan_sharing_clauses): Adjust install_var_field callers. For
2680 firstprivate clauses on explicit tasks allocate the var by value in
2681 record_type unconditionally, rather than by reference.
2682 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2683 Use is_taskreg_ctx instead of is_parallel_ctx.
2684 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2685 (create_omp_child_function_name): Add task_copy argument, use
2686 *_omp_cpyfn* names if it is true.
2687 (create_omp_child_function): Add task_copy argument, if true create
2688 *_omp_cpyfn* helper function.
2689 (scan_omp_parallel): Adjust create_omp_child_function callers.
2690 Rename parallel_nesting_level to taskreg_nesting_level.
2691 (scan_omp_task): New function.
2692 (lower_rec_input_clauses): Don't run constructors for firstprivate
2693 explicit task vars which are initialized by *_omp_cpyfn*.
2694 Pass outer var ref to omp_clause_default_ctor hook if
2695 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2696 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2697 OMP_CLAUSE_REDUCTION_INIT.
2698 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2699 avoid duplicate setting of fields. Handle
2700 OMP_CLAUSE_PRIVATE_OUTER_REF.
2701 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2702 copy-out if TREE_READONLY, only copy-in.
2703 (expand_task_copyfn): New function.
2704 (expand_task_call): New function.
2705 (struct omp_taskcopy_context): New type.
2706 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2708 (lower_omp_parallel): Rename to...
2709 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2710 Call create_task_copyfn if srecord_type is needed. Adjust
2712 (task_shared_vars): New variable.
2713 (check_omp_nesting_restrictions): Warn if work-sharing,
2714 barrier, master or ordered region is closely nested inside OMP_TASK.
2715 Add warnings for barrier if closely nested inside of work-sharing,
2716 ordered, or master region.
2717 (scan_omp_1): Call check_omp_nesting_restrictions even for
2718 GOMP_barrier calls. Rename parallel_nesting_level to
2719 taskreg_nesting_level. Handle OMP_TASK.
2720 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2721 work-sharing construct, continue looking for them on parent parallel
2723 (lower_omp_for_lastprivate): Add lastprivate clauses
2724 to the beginning of dlist rather than end. Adjust for struct
2725 omp_for_data changes.
2726 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2727 not after it. Handle collapsed OMP_FOR loops, adjust for
2728 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2729 (get_ws_args_for): Adjust extract_omp_for_data caller.
2730 (scan_omp_for): Handle collapsed OMP_FOR
2731 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2732 (lower_omp_single_simple): If libgomp function doesn't return
2733 boolean_type_node, add comparison of the return value with 0.
2734 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2735 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2736 (parallel_nesting_level): Rename to...
2737 (taskreg_nesting_level): ... this.
2738 (is_taskreg_ctx): New function.
2739 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2741 (execute_lower_omp): Rename parallel_nesting_level to
2742 taskreg_nesting_level.
2743 (expand_omp_parallel): Rename to...
2744 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2745 Call omp_task_call for OMP_TASK regions.
2746 (expand_omp): Adjust caller, handle OMP_TASK.
2747 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2749 * bitmap.c (bitmap_default_obstack_depth): New variable.
2750 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2751 if argument is NULL and bitmap_default_obstack is already initialized.
2752 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2754 * matrix-reorg.c (matrix_reorg): Likewise.
2756 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2758 * config/i386/i386.md (*indirect_jump): Macroize using P
2759 mode iterator. Remove !TARGET_64BIT from insn constraints.
2760 (*tablejump_1): Ditto.
2761 (*indirect_jump_rex64): Remove insn pattern.
2762 (*tablejump_1_rex64): Ditto.
2763 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2764 and eh_return_si insn patterns.
2766 2008-06-06 Richard Guenther <rguenther@suse.de>
2768 * tree-ssa-structalias.c (merge_smts_into): Remove.
2769 (find_what_p_points_to): Do not bother to compute the
2770 points-to set for pt_anything pointers.
2771 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2772 for pt_anything pointers is ok.
2774 2008-06-06 Jan Hubicka <jh@suse.cz>
2776 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2778 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2780 * cgraph.c: Fix typos in comments.
2781 (cgraph_availability_names): Fix string typo.
2782 * fold-const.c: Fix typos in comments.
2783 (fold_binary): Fix typo in warning.
2784 * genautomata.c: Fix typos in comments.
2785 (check_presence_pattern_sets): Fix typo in local variable.
2786 (output_description): Fix typo in output.
2787 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2788 * hwint.h: Likewise.
2789 * matrix-reorg.c (check_allocation_function): Likewise.
2790 * omega.c (smooth_weird_equations): Likewise.
2791 * auto-inc-dec.c: Fix typos in comments.
2792 * bb-reorder.c: Likewise.
2793 * builtins.c: Likewise.
2794 * c-common.c: Likewise.
2795 * c-cppbuiltin.c: Likewise.
2796 * c-parser.c: Likewise.
2797 * c-pretty-print.c: Likewise.
2798 * cfgcleanup.c: Likewise.
2799 * cfgexpand.c: Likewise.
2800 * cfghooks.c: Likewise.
2801 * cfglayout.c: Likewise.
2802 * cfgloopmanip.c: Likewise.
2803 * cgraphunit.c: Likewise.
2804 * coverage.c: Likewise.
2805 * dbxout.c: Likewise.
2806 * df-byte-scan.c: Likewise.
2807 * df-core.c: Likewise.
2808 * df-problems.c: Likewise.
2809 * df-scan.c: Likewise.
2811 * dominance.c: Likewise.
2812 * domwalk.c: Likewise.
2814 * dwarf2out.c: Likewise.
2815 * emit-rtl.c: Likewise.
2816 * et-forest.c: Likewise.
2817 * function.c: Likewise.
2818 * function.h: Likewise.
2820 * gcov-io.c: Likewise.
2823 * genattrtab.c: Likewise.
2824 * ggc-page.c: Likewise.
2825 * gimplify.c: Likewise.
2826 * gthr-lynx.h: Likewise.
2827 * haifa-sched.c: Likewise.
2828 * ipa-cp.c: Likewise.
2829 * ipa-inline.c: Likewise.
2830 * ipa-prop.h: Likewise.
2831 * ipa-pure-const.c: Likewise.
2832 * ipa-struct-reorg.c: Likewise.
2833 * ipa-struct-reorg.h: Likewise.
2834 * ipa-type-escape.c: Likewise.
2836 * loop-doloop.c: Likewise.
2837 * mips-tfile.c: Likewise.
2838 * mkmap-flat.awk: Likewise.
2839 * mkmap-symver.awk: Likewise.
2840 * modulo-sched.c: Likewise.
2841 * omp-low.c: Likewise.
2842 * optabs.c: Likewise.
2843 * optabs.h: Likewise.
2845 * passes.c: Likewise.
2846 * postreload-gcse.c: Likewise.
2847 * postreload.c: Likewise.
2848 * predict.c: Likewise.
2849 * pretty-print.h: Likewise.
2850 * profile.c: Likewise.
2851 * protoize.c: Likewise.
2852 * ra-conflict.c: Likewise.
2854 * recog.c: Likewise.
2855 * regclass.c: Likewise.
2857 * reload.c: Likewise.
2858 * rtl-error.c: Likewise.
2859 * rtlanal.c: Likewise.
2861 * sched-rgn.c: Likewise.
2864 * target.h: Likewise.
2865 * tree-dfa.c: Likewise.
2866 * tree-eh.c: Likewise.
2867 * tree-flow-inline.h: Likewise.
2868 * tree-inline.c: Likewise.
2869 * tree-into-ssa.c: Likewise.
2870 * tree-loop-distribution.c: Likewise.
2871 * tree-nested.c: Likewise.
2872 * tree-parloops.c: Likewise.
2873 * tree-pass.h: Likewise.
2874 * tree-pretty-print.c: Likewise.
2875 * tree-profile.c: Likewise.
2876 * tree-scalar-evolution.c: Likewise.
2877 * tree-sra.c: Likewise.
2878 * tree-ssa-alias-warnings.c: Likewise.
2879 * tree-ssa-ccp.c: Likewise.
2880 * tree-ssa-coalesce.c: Likewise.
2881 * tree-ssa-dom.c: Likewise.
2882 * tree-ssa-dse.c: Likewise.
2883 * tree-ssa-forwprop.c: Likewise.
2884 * tree-ssa-live.c: Likewise.
2885 * tree-ssa-live.h: Likewise.
2886 * tree-ssa-loop-im.c: Likewise.
2887 * tree-ssa-loop-ivopts.c: Likewise.
2888 * tree-ssa-loop-niter.c: Likewise.
2889 * tree-ssa-loop-prefetch.c: Likewise.
2890 * tree-ssa-phiopt.c: Likewise.
2891 * tree-ssa-phiprop.c: Likewise.
2892 * tree-ssa-sccvn.c: Likewise.
2893 * tree-ssa-ter.c: Likewise.
2894 * tree-ssa-threadupdate.c: Likewise.
2895 * tree-ssa.c: Likewise.
2896 * tree-vect-analyze.c: Likewise.
2897 * tree-vect-transform.c: Likewise.
2898 * tree-vectorizer.c: Likewise.
2899 * tree-vn.c: Likewise.
2900 * tree-vrp.c: Likewise.
2902 * tree.def: Likewise.
2904 * unwind-dw2-fde.c: Likewise.
2905 * unwind.inc: Likewise.
2906 * value-prof.c: Likewise.
2907 * vmsdbgout.c: Likewise.
2909 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2911 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2912 always place FP constants in the TOC for TARGET_POWERPC64.
2913 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2915 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2917 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2918 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2919 enable for TARGET_E500_DOUBLE.
2920 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2921 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2922 floating-point modes like integer modes for E500 double.
2923 (rs6000_legitimate_offset_address_p): Likewise.
2924 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2925 addressing for DDmode for E500 double.
2926 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2927 modes as using 64-bits of registers for E500 double.
2928 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2929 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2930 specially for E500 double.
2931 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2932 TDmode for E500 double.
2933 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2934 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2935 (rs6000_split_multireg_move): Do not handle TDmode specially for
2937 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2938 using 64-bit registers for E500 double.
2939 (emit_frame_save): Do not handle DDmode specially for E500 double.
2940 (gen_frame_mem_offset): Likewise.
2941 (rs6000_function_value): Do not call spe_build_register_parallel
2942 for DDmode or TDmode.
2943 (rs6000_libcall_value): Likewise.
2944 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2945 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2948 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2950 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2953 2008-06-04 Junjie Gu <jgu@tensilica.com>
2955 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2956 comparison for frame pointers.
2958 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2961 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2963 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2966 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2967 register is already smaller or equal to required mode.
2969 2008-06-04 Xinliang David Li <davidxl@google.com>
2971 * tree-call-cdce.c: New file.
2972 (cond_dead_built_in_calls): New static variable.
2973 (input_domain): New struct.
2974 (check_pow): New function.
2975 (check_builtin_call): Ditto.
2976 (check_target_format): Ditto.
2977 (is_call_dce_candidate): Ditto.
2978 (gen_one_condition): Ditto.
2979 (gen_conditions_for_domain): Ditto.
2980 (get_domain): Ditto.
2981 (gen_conditions_for_pow_cst_base): Ditto.
2982 (gen_conditions_for_pow_int_base): Ditto.
2983 (gen_conditions_for_pow): Ditto.
2984 (get_no_error_domain): Ditto.
2985 (gen_shrink_wrap_conditions): Ditto.
2986 (shrink_wrap_one_built_in_call): Ditto.
2987 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2988 (tree_call_cdce): Ditto.
2989 (gate_call_cdce): Ditto.
2990 (pass_call_cdce): New gimple pass.
2991 * passes.c: (init_optimization_passes): New pass.
2992 * tree-pass.h: New pass declaration.
2993 * opts.c (decode_options): New flag setting.
2994 * common.opt: Add -ftree-builtin-call-dce flag.
2995 * Makefile.in: Add new source file.
2996 * tempvar.def: New tv_id.
2997 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2999 2008-06-04 Richard Guenther <rguenther@suse.de>
3001 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3002 (is_call_clobbered): Always check var_ann->call_clobbered.
3003 (mark_call_clobbered): Always set var_ann->call_clobbered.
3004 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3005 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3006 (reset_alias_info): Clear call clobbering info on MTAGs and
3008 (set_pt_anything): Set pt_global_mem.
3009 (create_tag_raw): Adjust comment.
3010 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3012 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3013 Maxim Kuvyrkov <maxim@codesourcery.com>
3015 * config/m68k/m68k.opt (mxgot): New option.
3016 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
3017 (m68k_output_addr_const_extra): New.
3018 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
3019 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
3020 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
3021 * doc/invoke.texi (M680x0 Options): Document -mxgot.
3023 2008-06-04 Richard Guenther <rguenther@suse.de>
3025 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
3026 negative or non-representable offsets.
3028 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3030 * config/i386/i386.c (ix86_gen_leave): New.
3031 (ix86_gen_pop1): Likewise.
3032 (ix86_gen_add3): Likewise.
3033 (ix86_gen_sub3): Likewise.
3034 (ix86_gen_sub3_carry): Likewise.
3035 (ix86_gen_one_cmpl2): Likewise.
3036 (ix86_gen_monitor): Likewise.
3037 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
3038 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
3039 ix86_gen_one_cmpl2 and ix86_gen_monitor.
3040 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
3041 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
3042 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
3043 (ix86_expand_epilogue): Updated.
3044 (print_operand): Handle integer register operand for 'z'.
3045 (ix86_expand_strlensi_unroll_1): Likewise.
3046 (ix86_expand_strlen): Likewise.
3047 (ix86_expand_builtin): Likewise.
3048 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
3049 mov{q}/mov{l} and add{q}/add{l}.
3051 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3053 * config/i386/i386.md (P): New mode iterator.
3054 (SFmode push_operand splitter): Macroize DImode and SImode pushes
3055 using P mode iterator.
3056 (DFmode push_operand splitter): Ditto.
3057 (XFmode push_operand splitter): Ditto.
3058 (DFmode float_extend SFmode push_operand splitter): Ditto.
3059 (XFmode float_extend SFmode push_operand splitter): Do not generate
3060 SImode pushes for 64bit target. Macroize Dimode and SImode
3061 pushes using P mode iterator.
3062 (XFmode float_extend DFmode push_operand splitter): Ditto.
3064 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3066 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
3067 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
3068 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
3070 (ix86_call_abi_override): Remove check for call_used_regs.
3072 2008-06-03 Richard Guenther <rguenther@suse.de>
3074 * tree-ssa-structalias.c (find_func_aliases): Add constraints
3075 for the lhs of calls if the return type contains pointers.
3077 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3079 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
3080 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
3081 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
3082 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
3083 of cfun and DEFAULT_ABI to deceide abi mode.
3085 (REG_PARM_STACK_SPACE): Removed.
3086 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
3087 (STACK_BOUNDARY): Use default target to deceide stack boundary.
3088 * config/i386/i386-protos.h (ix86_cfun_abi): New.
3089 (ix86_function_abi): Likewise.
3090 (ix86_function_type_abi): Likewise.
3091 (ix86_call_abi_override): Likewise.
3092 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
3093 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
3094 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
3095 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
3097 (X86_64_REGPARM_MAX): New.
3098 (X86_64_SSE_REGPARM_MAX): New.
3099 (X64_REGPARM_MAX): New.
3100 (X64_SSE_REGPARM_MAX): New.
3101 (X86_32_REGPARM_MAX): New.
3102 (X86_32_SSE_REGPARM_MAX): New.
3103 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3104 (ix86_function_regparm): Handle user calling abi.
3105 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3106 by DEFAULT_ABI versus SYSV_ABI check.
3107 (ix86_reg_parm_stack_space): New.
3108 (ix86_function_type_abi): New.
3109 (ix86_call_abi_override): New.
3110 (ix86_function_abi): New.
3111 (ix86_cfun_abi): New.
3112 (init_cumulative_args): Call abi specific initialization.
3113 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3114 (function_arg_64): Extend SSE_REGPARM_MAX check.
3115 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3116 (ix86_pass_by_reference): Likewise.
3117 (ix86_function_value_regno_p): Likewise.
3118 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3119 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3120 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3121 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3122 (setup_incoming_varargs_64): Adjust regparm for call abi.
3123 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3124 (ix86_va_start): Likewise.
3125 (ix86_gimplify_va_arg): Likewise.
3126 (ix86_expand_prologue): Likewise.
3127 (output_pic_addr_const): Likewise.
3128 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3129 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
3130 (x86_output_mi_thunk): Likewise.
3131 (x86_function_profiler): Likewise.
3132 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
3133 (SYSV_ABI, MS_ABI): New constants.
3135 (init_regs): Add prototype of function in regclass.c file.
3136 (OVERRIDE_ABI_FORMAT): New.
3137 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
3138 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
3139 (OUTGOING_REG_PARM_STACK_SPACE): New.
3140 (ix86_reg_parm_stack_space): New prototype.
3141 (CUMULATIVE_ARGS): Add call_abi member.
3142 (machine_function): Add call_abi member.
3143 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
3144 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
3146 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
3149 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
3150 (avr_builtin_setjmp_frame_value): New function.
3151 * config/avr/avr.md (nonlocal_goto_receiver): Define.
3152 (nonlocal_goto): Define.
3154 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
3156 * config/mips/mips.c (mips_emit_loadgp): Return early if
3157 there is nothing do to, otherwise emit a blockage if
3158 !TARGET_EXPLICIT_RELOCS || crtl->profile.
3159 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
3161 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3163 * configure.ac: Drop unneeded backslash ending up in config.in.
3164 * acinclude.m4: Likewise.
3165 * config.in: Regenerate.
3167 2008-05-26 Jan Hubicka <jh@suse.cz>
3169 * predict.c (maybe_hot_frequency_p): Break out of...
3170 (maybe_hot_bb_p): ... here.
3171 (maybe_hot_edge_p): New.
3172 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
3173 * basic-block.h (maybe_hot_edge_p): Declare.
3175 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3177 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
3178 (*cmpfp_<mode>_cc): Ditto.
3179 (*fp_jcc_8<mode>_387): Ditto.
3180 (*fop_<MODEF:mode>_2_i387): Ditto.
3181 (*fop_<MODEF:mode>_3_i387): Ditto.
3182 (*fop_xf_2_i387): Ditto.
3183 (*fop_xf_3_i387): Ditto.
3185 2008-06-02 Tomas Bily <tbily@suse.cz>
3187 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
3189 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3191 * config/mips/mips.c (mips_valid_offset_p): New function.
3192 (mips_valid_lo_sum_p): Likewise.
3193 (mips_classify_address): Use them.
3194 (mips_force_address): New function.
3195 (mips_legitimize_address): Use it.
3196 * config/mips/mips.md (MOVE128): New mode iterator.
3197 (movtf): Require TARGET_64BIT. Remove empty strings.
3198 (*movtf_internal): Rename to...
3199 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
3200 of "R" and use {,fp}{load,store} attributes instead of "multi".
3201 Use a separate define_split.
3202 (*movtf_mips16): New pattern.
3204 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3206 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
3207 * config/mips/mips.c (mips_expand_before_return): New function.
3208 (mips_expand_epilogue): Call it.
3209 * config/mips/mips.md (return): Turn into a define_expand.
3210 (*return): New insn.
3212 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3214 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
3215 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
3216 functions. Do not emit uses and clobbers of CONCATs; individually
3217 use and clobber their operands.
3218 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
3219 gen_clobber, emit_use and gen_use.
3220 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
3221 (expand_builtin_return): Likewise.
3222 * cfgbuild.c (count_basic_blocks): Likewise.
3223 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3224 * explow.c (emit_stack_restore): Likewise.
3225 * expmed.c (extract_bit_field_1): Likewise.
3226 * expr.c (convert_move, emit_move_complex_parts): Likewise.
3227 (emit_move_multi_word, store_constructor): Likewise.
3228 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
3229 (thread_prologue_and_epilogue_insns): Likewise.
3230 * lower-subreg.c (resolve_simple_move): Likewise.
3231 * optabs.c (widen_operand, expand_binop): Likewise.
3232 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
3233 * reload.c (find_reloads): Likewise.
3234 * reload1.c (eliminate_regs_in_insn): Likewise.
3235 * stmt.c (expand_nl_goto_receiver): Likewise.
3236 * config/alpha/alpha.md (builtin_longjmp): Likewise.
3237 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3238 * config/arm/arm.c (arm_load_pic_register): Likewise.
3239 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3240 * config/arm/arm.md (untyped_return): Likewise.
3241 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3242 * config/avr/avr.c (expand_prologue): Likewise.
3243 * config/bfin/bfin.c (do_unlink): Likewise.
3244 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3245 * config/cris/cris.c (cris_expand_prologue): Likewise.
3246 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3247 (machopic_legitimize_pic_address): Likewise.
3248 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3249 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3250 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3251 (ix86_expand_convert_uns_didf_sse): Likewise.
3252 (ix86_expand_vector_init_general): Likewise.
3253 * config/ia64/ia64.md (eh_epilogue): Likewise.
3254 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3255 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3256 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3257 (config/iq2000/iq2000.c): Likewise.
3258 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3259 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3260 (builtin_longjmp): Likewise.
3261 * config/mn10300/mn10300.md (call, call_value): Likewise.
3262 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3263 * config/pdp11/pdp11.md (abshi2): Likewise.
3264 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3265 * config/s390/s390.c (s390_emit_prologue): Likewise.
3266 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3267 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3268 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3269 * config/sh/sh.c (prepare_move_operands): Likewise.
3270 (output_stack_adjust, sh_expand_epilogue): Likewise.
3271 (sh_set_return_address, sh_expand_t_scc): Likewise.
3272 * config/sparc/sparc.c (load_pic_register): Likewise.
3273 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3274 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3275 * config/v850/v850.c (expand_epilogue): Likewise.
3277 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3279 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3280 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3281 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3282 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3283 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3284 stack pointer register.
3285 (output_movhi): Remove code for interrupt specific writing to the
3286 stack pointer register.
3288 2008-05-31 Richard Guenther <rguenther@suse.de>
3290 PR tree-optimization/34244
3291 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3292 (tree_expr_nonzero_warnv_p): Likewise.
3293 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3294 ssa_name_nonnegative_p.
3295 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3296 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3297 not tree_expr_nonzero_warnv_p.
3299 PR tree-optimization/36262
3301 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3303 PR tree-optimization/34244
3304 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3305 (record_numbers_of_iterations): New function.
3306 (execute_vrp): Cache the numbers of iterations of loops.
3307 * tree-scalar-evolution.c (scev_reset_except_niters):
3309 (scev_reset): Use scev_reset_except_niters.
3310 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3312 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3314 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3315 __WORKAROUND_RETS when appropriate.
3317 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3319 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3320 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3322 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3323 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3324 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3325 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3326 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3327 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3328 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3329 *fop_df_1_sse insn patterns using MODEF mode iterator.
3330 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3331 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3332 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3333 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3334 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3335 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3336 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3337 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3338 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3339 (*fop_xf_5_i387): Ditto.
3340 (*fop_xf_6_i387): Ditto.
3342 2008-05-30 Richard Guenther <rguenther@suse.de>
3344 * builtins.c (build_string_literal): Avoid generating
3345 a non-gimple_val result.
3347 2008-05-30 DJ Delorie <dj@redhat.com>
3349 * exec-tool.in: Use an environment variable (private) instead of a
3350 file (shared) as a semaphore, so as to not break parallel builds.
3352 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3354 * optabs.c (maybe_encapsulate_block): Remove.
3355 (emit_libcall_block): Adjust accordingly.
3356 * optabs.h (maybe_encapsulate_block): Remove prototype.
3358 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3359 Don't use maybe_encapsulate_block.
3361 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3363 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3364 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3365 rtx is a SYMBOL_REF before calling get_pool_constant.
3367 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3369 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3371 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3373 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3374 rather than OS names to choose INO_T_EQ definition.
3375 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3376 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3378 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3381 * config/darwin-f.c: New.
3382 * config/t-darwin: Added rule to build darwin-f.o.
3383 * config.gcc: Defined new variable, fortran_target_objs.
3384 (*-*-darwin*): Set fortran_target_objs.
3385 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3386 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3387 * configure: Regenerated.
3389 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3392 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3393 canonical type if needed.
3395 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3397 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3399 2008-05-29 Richard Guenther <rguenther@suse.de>
3401 PR tree-optimization/36343
3402 PR tree-optimization/36346
3403 PR tree-optimization/36347
3404 * tree-flow.h (clobber_what_p_points_to): Declare.
3405 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3406 pointed-to variable is dereferenced is irrelevant to whether
3407 the pointer can access the pointed-to variable.
3408 (clobber_what_p_points_to): New function.
3409 * tree-ssa-alias.c (set_initial_properties): Use it.
3410 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3411 call clobber check for NMTs.
3413 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3415 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
3416 for printing gcov_type.
3418 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3420 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
3421 and the eh region information.
3422 * value-prof.c (gimple_move_stmt_histograms): New function.
3423 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
3425 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
3427 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
3429 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3431 * value-prof.c (tree_ic_transform): Print counts.
3432 * tree-profile.c (tree_gen_ic_func_profiler):
3433 Clear __gcov_indreict_call_callee variable to avoid misattribution
3436 2008-05-28 Rafael Espindola <espindola@google.com>
3438 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3441 2008-05-28 Richard Guenther <rguenther@suse.de>
3443 PR tree-optimization/36339
3444 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3445 and clobbering code out of the loop.
3447 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3449 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3452 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3453 s390_contiguous_bitmask_p, s390_symref_operand_p,
3454 s390_check_symref_alignment, s390_reload_larl_operand,
3455 s390_reload_symref_address): New functions.
3456 (s390_branch_condition_mnemonic): Support compare and branch
3458 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3459 and 'W' constraints.
3460 (s390_secondary_reload): Add secondary reloads for unaligned
3461 symbol refs or symbol refs to floating point or QI/TI mode
3463 (legitimate_address_p): Accept symbol references as addresses.
3464 (s390_expand_insv): Use rotate and insert selected bits
3465 instruction for insv when building for z10.
3466 (print_operand_address): Handle symbol ref addresses.
3467 (print_operand): Output modifier 'c' added for signed byte values.
3468 (s390_encode_section_info): Mark symbol refs with
3469 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3471 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3472 (length attribute): RRF, RRR have 4 byte length.
3473 (FPALL, INTALL): New mode iterators added.
3474 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3475 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3476 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3477 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3478 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3479 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3480 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3481 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3483 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3484 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3485 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3486 reload<INTALL:mode><P:mode>_toreg_z10,
3487 reload<FPALL:mode><P:mode>_tomem_z10,
3488 reload<FPALL:mode><P:mode>_toreg_z10,
3489 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3490 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3491 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3492 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3494 (movmem, clrmem, cmpmem): New splitters added.
3496 * config/s390/predicates.md (larl_operand): Use
3497 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3498 SYMBOL_REF_ALIGN1_P.
3499 (s390_signed_integer_comparison,
3500 s390_unsigned_integer_comparison): New predicates.
3502 * config/s390/s390-protos.h (s390_check_symref_alignment,
3503 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3504 s390_reload_symref_address,
3505 s390_compare_and_branch_condition_mask): Prototypes added.
3507 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3508 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3509 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3511 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3513 * config/s390/s390.c (z10_cost): New cost function for z10.
3514 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3515 (s390_issue_rate): Adjust issue rate for z10.
3516 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3517 (processor_flags): Add PF_Z10.
3518 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3519 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3520 * gcc/config.gcc: Add z10.
3522 2008-05-28 Richard Guenther <rguenther@suse.de>
3524 PR tree-optimization/36291
3525 * tree-flow. h (struct gimple_df): Remove var_anns member.
3526 * tree-flow-inline.h (gimple_var_anns): Remove.
3527 (var_ann): Simplify.
3528 * tree-dfa.c (create_var_ann): Simplify.
3529 (remove_referenced_var): Clear alias info from var_anns of globals.
3530 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3531 (delete_tree_ssa): Clear alias info from var_anns of globals.
3532 Do not free var_anns.
3533 (var_ann_eq): Remove.
3534 (var_ann_hash): Likewise.
3536 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3538 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3539 and loongson2f entries.
3540 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3541 * config/mips/mips.h (processor_type): Add Loongson-2E
3542 and Loongson-2F entries.
3543 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3544 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3545 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3546 * doc/invoke.texi (MIPS Options): Document loongson2e
3547 and loongson2f processor names.
3549 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3553 * config/i386/i386.c (ix86_function_arg_boundary): Use
3554 alignment of canonical type.
3555 (ix86_expand_vector_move): Check unaligned memory access for
3558 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3560 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3561 Moved to the front of file.
3563 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3564 H.J. Lu <hongjiu.lu@intel.com>
3566 * dwarf2out.c (current_fde): New.
3568 (lookup_cfa:): Likewise.
3569 (dwarf2out_end_epilogue): Likewise.
3570 (dwarf2out_note_section_used): Likewise.
3572 2008-05-27 Michael Matz <matz@suse.de>
3575 * c.opt (Wenum-compare): New warning option.
3576 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3578 2008-05-27 Michael Matz <matz@suse.de>
3581 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3583 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3584 into memory as tail calls.
3586 2008-05-27 Richard Guenther <rguenther@suse.de>
3588 PR tree-optimization/36339
3589 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3590 pointers cause all addressable variables to be call clobbered.
3592 2008-05-27 Richard Guenther <rguenther@suse.de>
3594 PR tree-optimization/36245
3595 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3597 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3599 * config/s390/s390.md: Replace all occurences of the 'm'
3600 constraint with 'RT'.
3602 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3604 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3606 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3608 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3609 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3610 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3612 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3614 * reload.c: (find_reloads): Skip alternatives according to the
3615 "enabled" attribute. Constify the constraint variable.
3616 * recog.c (get_attr_enabled): Add default implementation.
3617 (extract_insn): Set the alternative_enabled_p array
3618 in the recog_data struct.
3619 (preprocess_constraints, constrain_operands): Skip
3620 alternatives according to the "enabled" attribute
3621 * recog.h (struct recog_data): New field alternative_enabled_p.
3622 (skip_alternative): New inline function.
3623 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3624 (record_reg_classes): Skip alternative according to the
3625 "enabled" attribute.
3627 * doc/md.texi: Add documention for the "enabled" attribute.
3629 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3631 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3632 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3633 constraint with TARGET_MEM_CONSTRAINT.
3634 * recog.c (asm_operand_ok, preprocess_constraints,
3635 constrain_operands): Likewise.
3636 * regclass.c (record_reg_classes): Likewise.
3637 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3638 * reload1.c (maybe_fix_stack_asms): Likewise.
3639 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3640 * recog.h: Adjust comment.
3641 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3642 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3643 * doc/md.texi: Add a note to description of 'm' constraint.
3644 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3646 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3648 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3649 that the bitfield is of integral type before testing its precision.
3651 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3652 Sa Liu <saliu@de.ibm.com>
3654 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3655 __modti3, __udivti3, __umodti3 and __udivmodti4.
3656 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3657 that implement TImode mul and div functions.
3658 * config/spu/multi3.c: New. Implement __multi3.
3659 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3660 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3663 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3665 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3666 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3667 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3668 tls_sysv_suffix): New mode and mode attribute iterators.
3669 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3670 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3671 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3672 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3673 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3676 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3678 PR tree-optimization/36329
3679 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3680 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3681 * cgraphbuild.c (initialize_inline_failed): Use the latter
3682 macro in lieu of the former.
3683 * ipa-inline.c (cgraph_mark_inline): Likewise.
3684 (cgraph_decide_inlining_of_small_function): Likewise.
3685 (cgraph_decide_inlining): Likewise.
3686 (cgraph_decide_inlining_incrementally): Likewise.
3688 2008-05-26 Tristan Gingold <gingold@adacore.com>
3689 Anatoly Sokolov <aesok@post.ru>
3691 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3692 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3693 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3694 optimization for 'avr6' architecture.
3696 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3699 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3701 2008-05-26 Richard Guenther <rguenther@suse.de>
3703 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3704 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3706 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3709 * caller-save.c (insert_restore): Verify alignment of spill space.
3710 (insert_save): Likewise.
3711 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3712 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3713 (STACK_SLOT_ALIGNMENT): Likewise.
3714 * function.c (LOCAL_ALIGNMENT): Removed.
3715 (get_stack_local_alignment): New.
3716 (assign_stack_local): Use it. Set alignment on stack slot.
3717 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3718 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3719 (STACK_SLOT_ALIGNMENT): New.
3720 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3721 stack slot in XFmode.
3723 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3725 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3728 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3729 argument operand in rax isn't removed.
3731 2008-05-26 Richard Guenther <rguenther@suse.de>
3734 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3735 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3737 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3740 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3742 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3744 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3745 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3747 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3749 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3750 build a trampoline if we don't want one.
3751 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3752 return zero for nested functions if we don't want a trampoline.
3754 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3756 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3758 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3761 * c.opt: Removed undocumented option '-lang-fortran'.
3762 * c-common.h: Removed global variable 'lang_fortran'.
3763 * c-opts.c (c_common_handle_option): Removed code to handle
3764 option '-lang-fortran'. Updated includes.
3765 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3766 definition of '__GFORTRAN__'.
3767 (define__GNUC__): Reimplemented to use BASEVER and
3768 cpp_define_formatted.
3769 (builtin_define_with_value_n): Removed.
3770 * c-incpath.h: Renamed to ...
3771 * incpath.h: ... this.
3772 * c-incpath.c: Renamed to ...
3773 * incpath.c: ... this. Updated includes.
3774 * fix-header.c: Updated includes.
3775 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3776 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3777 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3779 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3781 * tree.h: Update the table of flags used on tree nodes.
3782 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3783 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3784 (FORCED_LABEL): Add access check.
3785 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3786 (ASM_INPUT_P): Likewise.
3787 (ASM_VOLATILE_P): Likewise.
3788 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3789 (OMP_SECTION_LAST): Access private_flag directly.
3790 (OMP_RETURN_NOWAIT): Likewise.
3791 (OMP_PARALLEL_COMBINED): Likewise.
3792 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3793 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3794 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3795 deprecated_flag directly.
3797 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3799 * final.c (frame_pointer_needed): Removed.
3800 * flags.h (frame_pointer_needed): Likewise.
3802 * function.h (rtl_data): Add frame_pointer_needed.
3803 (frame_pointer_needed): New.
3805 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3807 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3809 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3811 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3814 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3816 * c-common.c (strip_array_types): Move function to..
3818 (get_inner_array_type): Delete.
3819 * c-common.h (strip_array_types): Move declaration to..
3821 (get_inner_array_type): Delete.
3822 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3823 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3824 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3825 * config/pa/pa.c (emit_move_sequence): Likewise.
3827 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3829 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3832 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3834 * function.c: Include target hook for nonlocal_goto frame value.
3836 2008-05-24 Richard Guenther <rguenther@suse.de>
3838 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3839 variable can be only accessed through a pointer or a union.
3841 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3843 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3844 * doc/extend.texi: Likewise.
3846 2008-05-23 DJ Delorie <dj@redhat.com>
3848 * config/m32c/jump.md (untyped_call): Add.
3850 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3852 (m32c_address_cost): Detail costs for indirect offsets.
3854 2008-05-23 Rafael Espindola <espindola@google.com>
3856 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3857 if a node is a SUBREG.
3858 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3861 2008-05-23 Paul Brook <paul@codesourcery.com>
3862 Carlos O'Donell <carlos@codesourcery.com>
3864 * doc/extend.texi: Clarify use of __attribute__((naked)).
3865 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3866 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3867 * function.c (use_register_for_decl): Use
3868 targetm.calls.allocate_stack_slots_for_args.
3869 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3870 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3871 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3873 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3875 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3877 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3879 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3880 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3881 is only rounded once.
3883 2008-05-23 Richard Guenther <rguenther@suse.de>
3885 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3887 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3888 Jakub Jelinek <jakub@redhat.com>
3891 * configure.ac: Handle --enable-cld.
3892 * configure: Regenerated.
3893 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3894 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3895 (ix86_current_function_needs_cld): New define.
3896 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3897 (cld): New isns pattern.
3898 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3899 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3900 * config/i386/i386.opt (mcld): New option.
3901 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3902 TARGET_CLD and ix86_current_function_needs_cld.
3903 (override_options): Use -mcld by default for 32-bit code if
3906 * doc/install.texi (Options specification): Document --enable-cld.
3907 * doc/invoke.texi (Machine Dependent Options)
3908 [i386 and x86-64 Options]: Add -mcld option.
3909 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3911 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3912 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3913 (return_in_memory_64): Likewise.
3914 (return_in_memory_ms_64): Likewise.
3916 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3918 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3919 * builtins.c (fold_builtin_fpclassify): New.
3920 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3921 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3922 * c-common.c (handle_type_generic_attribute): Adjust to accept
3923 fixed arguments before an elipsis.
3924 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3925 * doc/extend.texi: Document __builtin_fpclassify.
3927 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3929 * omp-low.c (gate_expand_omp_ssa): Remove.
3930 (pass_expand_omp_ssa): Remove.
3931 (gate_expand_omp): Do not check for flag_openmp_ssa.
3932 * common.opt (-fopenmp-ssa): Remove.
3933 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3935 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3937 * config/sh/sh.opt (mfixed-range): New option.
3938 * config/sh/sh-protos.h (sh_fix_range): Declare.
3939 * config/sh/sh.c (sh_fix_range): New function.
3940 * config/sh/sh.h (sh_fixed_range_str): Declare.
3941 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3943 * doc/invoke.texi (SH Options): Document -mfixed-range.
3945 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3947 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3948 it before the redeclaration.
3950 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3952 * config/avr/avr.c (get_sequence_length): Add new function.
3953 (expand_prologue, expand_epilogue): Remove duplicate code.
3955 2008-05-22 Rafael Espindola <espindola@google.com>
3957 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3960 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3962 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3963 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3965 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3966 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3967 (vect_update_misalignment_for_peel): Likewise.
3968 (vector_alignment_reachable_p): Likewise.
3969 * tree-vect-transform.c (vectorizable_load): Likewise.
3970 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3971 (get_vectype_for_scalar_type): Pass mode of scalar_type
3972 to UNITS_PER_SIMD_WORD.
3974 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3975 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3976 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3977 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3978 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3980 2008-05-22 Ira Rosen <irar@il.ibm.com>
3982 PR tree-optimization/36293
3983 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3984 if the first load must be skipped because of a gap.
3986 2008-05-22 Richard Guenther <rguenther@suse.de>
3988 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3989 more cases of offset disambiguation that is possible if
3990 strict-aliasing rules apply.
3991 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3992 for basic offset and type-based disambiguation.
3994 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3996 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3997 ix86_expand_vector_set on V16QImode for SSE4.1.
3999 2008-05-21 Tom Tromey <tromey@redhat.com>
4001 * c.opt (Wimport): Mark as undocumented.
4002 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4004 (Warning Options): Likewise.
4005 * doc/cppopts.texi: Don't mention -Wimport.
4007 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4009 PR tree-optimization/36287
4010 PR tree-optimization/36286
4011 * lambda-code.c (build_access_matrix): Do not use the loop->num
4012 for computing the number of induction variables: use the loop depth
4015 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
4018 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
4019 option -f(no-)leading-underscore.
4021 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4023 * config/i386/i386.c (ix86_expand_vector_init_general): Use
4024 GET_MODE_NUNITS (mode).
4026 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
4028 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4029 (-mmulhw): Add 464 to description.
4030 (-mdlmzb): Likewise.
4031 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
4032 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
4034 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
4035 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
4036 * config/rs6000/rs6000.md: Update comments for 464.
4038 2008-05-21 Janis Johnson <janis187@us.ibm.com>
4040 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
4042 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4044 * config/i386/sse.md (vec_extractv4sf): Removed.
4045 (vec_extractv2df): Likewise.
4046 (vec_extractv2di): Likewise.
4047 (vec_extractv4si): Likewise.
4048 (vec_extractv8hi): Likewise.
4049 (vec_extractv16qi): Likewise.
4050 (vec_extract<mode>): New.
4052 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4054 * config/i386/sse.md (vec_setv4sf): Removed.
4055 (vec_setv2df): Likewise.
4056 (vec_setv2di): Likewise.
4057 (vec_setv4si): Likewise.
4058 (vec_setv8hi): Likewise.
4059 (vec_setv16qi): Likewise.
4060 (vec_set<mode>): New.
4062 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4064 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
4065 goto for vec_concat and vec_interleave.
4067 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4069 * config/i386/sse.md (vec_initv4sf): Removed.
4070 (vec_initv2df): Likewise.
4071 (vec_initv2di): Likewise.
4072 (vec_initv4si): Likewise.
4073 (vec_initv8hi): Likewise.
4074 (vec_initv16qi): Likewise.
4075 (vec_init<mode>): New.
4077 2008-05-21 Joseph Myers <joseph@codesourcery.com>
4079 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
4081 2008-05-21 Tom Tromey <tromey@redhat.com>
4083 * ggc-zone.c (lookup_page_table_if_allocated): New function.
4084 (zone_find_object_offset): Likewise.
4085 (gt_ggc_m_S): Likewise.
4086 (highest_bit): Likewise.
4087 * ggc-page.c (gt_ggc_m_S): New function.
4088 * stringpool.c (string_stack): Remove.
4089 (init_stringpool): Update.
4090 (ggc_alloc_string): Use ggc_alloc.
4091 (maybe_delete_ident): New function.
4092 (ggc_purge_stringpool): Likewise.
4093 (gt_ggc_m_S): Remove.
4094 * ggc-common.c (ggc_protect_identifiers): New global.
4095 (ggc_mark_roots): Call ggc_purge_stringpool. Use
4096 ggc_protect_identifiers.
4097 * ggc.h (ggc_protect_identifiers): Declare.
4098 (gt_ggc_m_S): Update.
4099 (ggc_purge_stringpool): Declare.
4100 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
4101 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
4103 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4105 2008-05-21 David S. Miller <davem@davemloft.net>
4107 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4110 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4112 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4115 2008-05-20 David Daney <ddaney@avtrex.com>
4117 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4118 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4119 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4120 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4121 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4122 (atomic_hiqi_op): New define_code_iterator.
4123 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4124 mips_expand_compare_and_swap_12.
4125 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4126 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4127 (sync_<optab><mode>, sync_old_<optab><mode>,
4128 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4129 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
4130 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
4131 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
4132 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
4133 (test_and_set_12): New insn.
4134 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
4135 sync_new_<optab><mode>, sync_old_nand<mode>,
4136 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
4137 clobber to operand 0 for SI and DI mode insns.
4138 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
4139 mips_gen_fn_4): New typedefs.
4140 (mips_gen_fn_ptrs): Define new union type.
4141 (mips_expand_compare_and_swap_12): Remove declaration.
4142 (mips_expand_atomic_qihi): Declare function.
4143 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
4144 (mips_expand_atomic_qihi): ... this. Use new generator function
4146 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
4147 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
4148 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
4149 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
4150 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
4151 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
4152 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
4153 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
4154 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
4155 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
4158 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
4160 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
4163 2008-05-20 Anatoly Sokolov <aesok@post.ru>
4165 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
4166 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
4167 (avr_attribute_table): Add 'OS_main' function attribute.
4168 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
4169 functions with 'OS_main' attribute.
4171 2008-05-20 Richard Guenther <rguenther@suse.de>
4173 PR tree-optimization/35204
4174 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
4175 helper, split out from ...
4176 (DFS): ... here. Make the DFS walk non-recursive.
4178 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4179 Jan Sjodin <jan.sjodin@amd.com>
4181 PR tree-optimization/36181
4182 * tree-parloops.c (loop_has_vector_phi_nodes): New.
4183 (parallelize_loops): Don't parallelize when the loop has vector
4186 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4187 Sebastian Pop <sebastian.pop@amd.com>
4189 * tree-loop-linear.c (gather_interchange_stats): Look in the access
4190 matrix, and never look at the tree representation of the memory
4192 (linear_transform_loops): Computes parameters and access matrices.
4193 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
4195 (access_matrix_get_index_for_parameter): New.
4196 * tree-data-ref.h (struct access_matrix): New.
4197 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
4198 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
4199 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
4200 am_vector_index_for_loop): New.
4201 (struct data_reference): Add field access_matrix.
4202 (DR_ACCESS_MATRIX): New.
4203 (compute_data_dependences_for_loop): Update declaration.
4204 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
4205 * lambda.h (lambda_vector_vec_p): Declared.
4206 * lambda-code.c: Depend on pointer-set.h.
4207 (lambda_collect_parameters_from_af, lambda_collect_parameters,
4208 av_for_af_base, av_for_af, build_access_matrix,
4209 lambda_compute_access_matrices): New.
4210 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
4212 2008-05-20 Joseph Myers <joseph@codesourcery.com>
4214 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
4217 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4218 Sebastian Pop <sebastian.pop@amd.com>
4220 PR tree-optimization/36206
4221 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
4223 (instantiate_scev_1): Rename flags to fold_conversions.
4224 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
4225 outeside instantiation_loop.
4226 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
4227 (evolution_function_is_affine_or_constant_p): Removed.
4228 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
4230 (analyze_siv_subscript): Pass in the loop nest number.
4231 Call evolution_function_is_affine_in_loop instead of
4232 evolution_function_is_affine_p.
4233 (analyze_overlapping_iterations): Pass in the loop nest number.
4235 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4236 Sebastian Pop <sebastian.pop@amd.com>
4238 PR tree-optimization/36206
4239 * tree-chrec.h (chrec_fold_op): New.
4240 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4243 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4245 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4247 (remove_duplicates): Do not set inode on non-inode systems.
4250 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4252 * config.gcc (tm_file): Update comments about relative pathnames.
4254 2008-05-20 Richard Guenther <rguenther@suse.de>
4256 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4257 * tree-ssa-sccvn.c (process_scc): Likewise.
4258 * tree-ssa-sink.c (execute_sink_code): Likewise.
4259 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4260 * tree-vrp.c (process_assert_insertions): Likewise.
4261 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4262 (perform_tree_ssa_dce): Likewise.
4263 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4264 (dump_dominator_optimization_stats): Likewise.
4265 * tree-vectorizer.c (vectorize_loops): Likewise.
4267 2008-05-20 Richard Guenther <rguenther@suse.de>
4269 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4271 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4273 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4274 (ix86_i386elf_return_in_memory): Likewise.
4275 (ix86_i386interix_return_in_memory): Likewise.
4276 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4277 (SUBTARGET_RETURN_IN_MEMORY): New.
4278 * config/i386/i386elf.h: Likewise.
4279 * config/i386/ptx4-i.h: Likewise.
4280 * config/i386/sol2-10.h: Likewise.
4281 * config/i386/sysv4.h: Likewise.
4282 * config/i386/vx-common.h: Likewise.
4283 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4284 * config/i386/i386.c (ix86_return_in_memory): Made static and
4285 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4286 (ix86_i386elf_return_in_memory): Removed.
4287 (ix86_i386interix_return_in_memory): Removed.
4288 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4289 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4291 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4293 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4295 2008-05-19 Xinliang David Li <davidxl@google.com>
4297 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4299 * common.opt: Ditto.
4300 * doc/invoke.texi: Ditto.
4302 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4304 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4305 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4307 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4309 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4310 sizes of operand array from 8/4 to 4/2.
4311 (ix86_expand_vector_init_general): Change size of operand array
4312 from 32 to 16. Remove op0, op1 and half_mode.
4314 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4316 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4317 (ix86_expand_vector_init_interleave): Likewise.
4318 (ix86_expand_vector_init_general): Use them. Assert
4319 word_mode == SImode when n_words == 4.
4321 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4323 * config/i386/i386.c (ix86_secondary_reload): New static function.
4324 (TARGET_SECONDARY_RELOAD): New define.
4325 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4326 * config/i386/i386.md (reload_outqi): Remove.
4328 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4331 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4332 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4333 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4334 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4335 (fold_builtin_1): Likewise.
4336 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4337 c-common.c (check_builtin_function_arguments): Handle
4338 BUILT_IN_ISINF_SIGN.
4339 * doc/extend.texi: Document __builtin_isinf_sign.
4340 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4342 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4344 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4345 EH cleanup at the end of the pass, search for those that have been
4346 turned into forwarder blocks and do the cleanup on their successor.
4348 2008-05-18 Richard Guenther <rguenther@suse.de>
4350 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4351 pointers to sizetype and vice versa.
4353 2008-05-18 Xinliang David Li <davidxl@google.com>
4355 * gcc/tree-ssa-dce.c: Coding style fix.
4356 (check_pow): Documentation comment.
4357 (check_log): Documenation comment. Coding style fix.
4358 (is_unnecessary_except_errno_call): Ditto.
4359 (gen_conditions_for_pow): Ditto.
4360 (gen_conditions_for_log): Ditto.
4361 (gen_shrink_wrap_conditions): Ditto.
4362 (shrink_wrap_one_built_in_calls): Ditto.
4363 * gcc/doc/invoke.texi: Better documentation string.
4364 * ChangeLog: Fix wrong change log entries from
4365 May 17 checkin on function call DCE.
4367 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4369 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4371 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4373 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4374 * df-problems.c (simulation routines): Fixed block comment to
4375 properly say how to add forwards scanning functions.
4377 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4379 * tree-inline.c (setup_one_parameter): Remove dead code.
4381 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4383 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4384 a BIT_AND_EXPR only for an INTEGER_TYPE.
4386 2008-05-17 Xinliang David Li <davidxl@google.com>
4388 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4389 (check_pow, check_log, is_unnecessary_except_errno_call): New
4390 functions to check for eliminating math functions that are pure
4391 except for setting errno.
4392 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4393 general condition expressions for shrink-wrapping pow/log calls.
4394 (gen_shrink_wrap_conditions): Ditto.
4395 (shrink_wrap_one_built_in_call): Ditto.
4396 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4397 (mark_operand_necessary): If debugging, output if OP is necessary.
4398 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4400 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4402 * gcc/common.opt: New user flag -ftree-builtin-dce.
4403 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4405 2008-05-16 David S. Miller <davem@davemloft.net>
4407 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4408 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4410 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
4413 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
4415 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4417 * ifcvt.c (dead_or_predicable): Rename
4418 df_simulate_one_insn_backwards to df_simulate_one_insn.
4419 * recog.c (peephole2_optimize): Ditto.
4420 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
4422 * df.h: Rename df_simulate_one_insn_backwards to
4423 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
4424 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
4425 scanning of defs and uses.
4426 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
4427 (df_simulate_one_insn_forwards): Removed.
4429 2008-05-16 Doug Kwan <dougkwan@google.com>
4431 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
4433 (real_from_string): Handle NaNs and Inf as approriate.
4435 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4437 * doc/gty.texi (Source Files Containing Type Information): Note
4438 that headers should appear first in the gtfiles list.
4440 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4442 * tree.def (COND_EXEC): Properly documented this code.
4444 2008-05-16 Diego Novillo <dnovillo@google.com>
4446 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4447 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4450 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4452 * tree-ssa-dse (max_stmt_uid): Removed.
4453 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4454 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4455 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4456 * function.h (cfun.last_stmt_uid): New field.
4457 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4458 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4460 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4461 (create_stmt_ann): Initialize the ann->uid field.
4462 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4464 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4466 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4468 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4469 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4470 (init_empty_tree_cfg): Call it.
4472 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4474 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4477 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4479 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4480 * tree-dump.c (dump_options): New verbose option.
4481 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4483 * tree-pass.h (TDF_VERBOSE): New dump flag.
4484 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4485 (tree-flow.h): Added include.
4486 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4488 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4490 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4492 From Jie Zhang <jie.zhang@analog.com>
4493 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4494 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4495 mcpu=bf561-none and mcpu=bf561-0.2.
4496 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4497 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4498 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4499 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4500 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4501 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4502 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4504 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4505 (cputype_selected): Remove.
4506 (bfin_handle_option): Don't use cputype_selected.
4507 (override_options): When no mcpu option, enable all workarounds.
4508 Don't use bfin_workarounds.
4509 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4511 (DEFAULT_CPU_TYPE): Don't define.
4513 2008-05-16 Richard Guenther <rguenther@suse.de>
4515 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4516 on deletion of the last stmt.
4518 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4520 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4521 V8HImode for SSE2 and V16QImode for SSE4.1.
4523 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4525 * cgraph.h (compute_inline_parameters): Made public.
4526 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4527 variable_generate_summary, function_write_summary,
4528 variable_write_summary, variable_read_summary. Added generate_summary,
4529 write_summary, read_summary.
4530 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4531 pass_ipa_inline.function_generate_summary, to
4532 compute_inline_parameters.
4533 * ipa-inline.c (compute_inline_parameters): Made public and added
4535 (compute_inline_parameters_for_current): New function.
4536 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4537 (inline_generate_summary): Removed parameter and made to loop over
4539 (pass_ipa_inline): Updated for new IPA_PASS structure.
4540 * passes.c (execute_ipa_summary_passes): Now is called once per
4541 pass rather than once per node*pass.
4543 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4545 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4546 avr_have_mul_p, avr_asm_only_p): Remove variables.
4547 (avr_override_options): Remove initialization of removed variables.
4548 (avr_file_start): Convert removed variables to fields of
4549 'struct base_arch_s *avr_current_arch'.
4550 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4551 (AVR_HAVE_MUL): (Ditto.).
4552 (AVR_HAVE_MOVW): (Ditto.).
4553 (AVR_HAVE_LPMX): (Ditto.).
4554 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4555 avr_asm_only_p): Remove declaration.
4557 2008-05-15 Diego Novillo <dnovillo@google.com>
4559 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4560 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4562 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4565 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4566 Don't call record_truncated_value from here.
4567 (record_truncated_value): Turn it into a for_each_rtx callback.
4568 (record_truncated_values): New function.
4569 (combine_instructions): Call note_uses with record_truncated_values.
4570 Change name of check_conversion to check_promoted_subreg.
4572 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4574 * doc/sourcebuild.texi: Document support for torture tests.
4576 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4578 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4579 to alternative 4 of operand 2.
4581 2008-05-15 Richard Guenther <rguenther@suse.de>
4583 * tree-pass.h (current_pass): Declare.
4584 (get_pass_for_id): Likewise.
4585 * passes.c (passes_by_id, passes_by_id_size): New globals.
4586 (set_pass_for_id): New function.
4587 (get_pass_for_id): Likewise.
4588 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4589 (execute_function_todo): Flush per function statistics.
4590 * toplev.c (compile_file): Init statistics.
4591 (general_init): Do early statistics initialization.
4592 (finalize): Finish statistics.
4593 * statistics.h (statistics_early_init): Declare.
4594 (statistics_init): Likewise.
4595 (statistics_fini): Likewise.
4596 (statistics_fini_pass): Likewise.
4597 (statistics_counter_event): Likewise.
4598 (statistics_histogram_event): Likewise.
4599 * statistics.c: New file.
4600 * Makefile.in (OBJS-common): Add statistics.o.
4601 (statistics.o): Add dependencies.
4602 * doc/invoke.texi (-fdump-statistics): Document.
4604 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4606 (execute_pre): Use statistics_counter_event.
4607 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4608 (substitute_and_fold): Increment it. Use statistics_counter_event.
4610 2008-05-15 Diego Novillo <dnovillo@google.com>
4612 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4614 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4615 * tree-ssa-alias.c (new_type_alias): Remove references to
4616 sub-variables from comment.
4617 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4619 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4621 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4622 attribute to 1 only for insertps alternative.
4624 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4626 * config/bfin/bfin.md (loadbytes): New pattern.
4627 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4628 (bfin_init_builtins): Initialize it.
4629 (bdesc_1arg): Add it.
4631 2008-05-15 Sa Liu <saliu@de.ibm.com>
4633 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4634 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4635 * testsuite/lib/target-supports.exp: Add
4636 check_effective_target_fortran_integer_16.
4638 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4640 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4641 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4642 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4643 (TARGET_RETURN_IN_MEMORY): Define.
4645 2008-05-15 Richard Guenther <rguenther@suse.de>
4648 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4649 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4650 represent unmodifiable vars.
4652 2008-05-15 Richard Guenther <rguenther@suse.de>
4654 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4655 INDIRECT_REF and TARGET_MEM_REF.
4656 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4659 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4660 H.J. Lu <hongjiu.lu@intel.com>
4662 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4663 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4664 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4665 insn alternatives. Add missing alternatives.
4666 (*vec_concatv2di_rex64_sse4_1): Likewise.
4667 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4668 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4671 2008-05-15 Richard Guenther <rguenther@suse.de>
4673 PR tree-optimization/36009
4674 PR tree-optimization/36204
4675 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4676 (determine_invariantness_stmt): Record the loop a store is
4678 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4681 2008-05-15 Richard Guenther <rguenther@suse.de>
4683 PR tree-optimization/34330
4684 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4685 through the pointer will alias the SMT.
4687 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4689 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4691 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4693 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4695 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4696 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4698 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4699 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4700 (vashl_optab): New optab for vector/vector shifts.
4701 (vashr_optab): Ditto.
4702 (vlshr_optab): Ditto.
4703 (vrotl_optab): Ditto.
4704 (vrotr_optab): Ditto.
4705 (optab_subtype): New enum for optab_for_tree_code call.
4706 (optab_for_tree_code): Add enum optab_subtype argument.
4708 * optabs.c (optab_for_tree_code): Take an additional argument to
4709 distinguish between a vector shift by a scalar and vector shift by
4710 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4711 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4712 vector shift by a vector.
4713 (expand_widen_pattern_expr): Pass additional argument to
4714 optab_for_tree_code.
4716 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4717 vrotl_optab, vrotr_optab.
4719 * expr.c (expand_expr_real_1): Update calls to
4720 optab_for_tree_code to distinguish between vector shifted by a
4721 scalar and vector shifted by a vector.
4722 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4723 (supportable_narrowing_operation): Ditto.
4724 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4725 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4726 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4727 (vect_create_epilog_for_reduction): Ditto.
4728 (vectorizable_reduction): Ditto.
4729 (vectorizable_operation): Ditto.
4730 (vect_strided_store_supported): Ditto.
4731 (vect_strided_load_supported): Ditto.
4732 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4733 * expmed.c (expand_shift): Ditto.
4735 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4737 (ashr@var{m}3): Ditto.
4738 (vashl@var{m}3): Document new vector/vector shift standard name.
4739 (vashr@var{m}3): Ditto.
4740 (vlshr@var{m}3): Ditto.
4741 (vrotl@var{m}3): Ditto.
4742 (vrotr@var{m}3): Ditto.
4744 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4745 (PPERM_INVERT): Ditto.
4746 (PPERM_REVERSE): Ditto.
4747 (PPERM_REV_INV): Ditto.
4748 (PPERM_ZERO): Ditto.
4749 (PPERM_ONES): Ditto.
4750 (PPERM_SIGN): Ditto.
4751 (PPERM_INV_SIGN): Ditto.
4752 (PPERM_SRC1): Ditto.
4753 (PPERM_SRC2): Ditto.
4755 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4756 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4757 allows a memory operand to be the value being added, and split it
4758 to improve vectorization.
4759 (sse5_pmacsdqh_mem): Ditto.
4760 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4761 (sse5_mulv2div2di3_high): Ditto.
4762 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4763 (vec_pack_trunc_v4si): Ditto.
4764 (vec_pack_trunc_v2di): Ditto.
4765 (sse5_pcmov_<mode>): Remove code that tried to use use
4766 andps/andnps instead of pcmov.
4767 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4768 pmacsdqh instructions.
4769 (vec_widen_smult_lo_v4si): Ditto.
4771 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4772 (PPERM_INVERT): Ditto.
4773 (PPERM_REVERSE): Ditto.
4774 (PPERM_REV_INV): Ditto.
4775 (PPERM_ZERO): Ditto.
4776 (PPERM_ONES): Ditto.
4777 (PPERM_SIGN): Ditto.
4778 (PPERM_INV_SIGN): Ditto.
4779 (PPERM_SRC1): Ditto.
4780 (PPERM_SRC2): Ditto.
4781 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4783 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4785 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4786 says ignore whether the last reference is a memory operand.
4788 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4789 Paolo Bonzini <bonzini at gnu dot org>
4791 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4794 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4795 (vlshr<mode>3): Rename from vlshr<mode>3.
4796 (vashr<mode>3): Rename from vashr<mode>3.
4797 (mulv4sf3): Change the names of vector shift patterns.
4801 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4804 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4829 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4830 (floatunssidf2_internal): Change vector/vector shift names.
4831 (floatunsdidf2_internal): Ditto.
4838 (vashl<mode>3): Rename from ashl<mode>3.
4839 (vashr<mode>3): Rename from ashr<mode>3.
4840 (vlshr<mode>3): Rename from lshr<mode>3.
4841 (vrotl<mode>3): Rename from rotl<mode>3.
4843 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4846 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4847 multiply gives the wrong value when doing widening multiplies.
4848 (vec_widen_smult_lo_v4si): Ditto.
4850 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4852 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4853 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4854 emit_library_call_value.
4855 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4856 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4857 * calls.c (initialize_argument_information, precompute_arguments,
4858 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4859 (precompute_arguments): Removed flags parameter.
4860 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4862 2008-05-14 Richard Guenther <rguenther@suse.de>
4864 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4865 Make sure to register the store if the use is a PHI_NODE.
4867 2008-05-14 Olivier Hainque <hainque@adacore.com>
4869 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4870 memory if the component is to be referenced in BLKmode according
4871 to get_inner_reference.
4873 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4875 * calls.c (emit_library_call_value_1): Restore code clearing
4876 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4878 2008-05-14 Olivier Hainque <hainque@adacore.com>
4879 Nicolas Roche <roche@adacore.com>
4881 * configure.ac: Add support for a "gcc_subdir" variable in
4882 config-lang.in, to denote a subdirectory where the language/GCC
4883 integration files are to be found.
4884 * configure: Regenerate.
4886 2008-05-14 Ira Rosen <irar@il.ibm.com>
4888 PR tree-optimization/36098
4889 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4890 value for the first load in the group in case of a gap.
4891 (vect_build_slp_tree): Check that there are no gaps in loads.
4893 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4895 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4896 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4897 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4898 emit_insn and remove unneeded code to construct extra args.
4899 (emit_no_conflict_block): Removed.
4900 * optabls.h: (emit_no_conflict_block): Removed.
4901 * cse.c (cse_extended_basic_block): Remove search for
4902 REG_NO_CONFLICT note.
4903 * global.c: Removed incorrect comment added in revision 117.
4904 * expr.c (convert_move): Change call to emit_no_conflict_block to
4906 * recog.c: Change comments so that they do not mention
4908 * local_alloc.c (combine_regs): Removed last parameter.
4909 (no_conflict_p): Removed.
4910 (block_alloc): Removed note, no_conflict_combined_regno and set
4911 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4912 (combine_regs): Removed already_dead and code to look for
4913 REG_NO_CONFLICT notes.
4914 * lower_subreg (remove_retval_note): Removed code to look for
4915 REG_NO_CONFLICT block.
4916 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4917 (resolve_clobber): Remove code to process libcalls that have
4918 REG_NO_CONFLICT notes.
4919 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4921 * combine.c (can_combine_p, distribute_notes): Removed
4922 REG_NO_CONFLICT case.
4923 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4925 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4926 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4928 * reg-notes.def (NO_CONFLICT): Removed.
4930 2008-05-14 David S. Miller <davem@davemloft.net>
4932 * config/sparc/sparc.c (sparc_profile_hook): If
4933 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4934 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4935 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4937 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4939 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4941 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4944 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4945 and op1 expansion before vector concat to have less live pseudos.
4947 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4949 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4950 ix86_expand_vector_set if supported.
4952 2008-05-13 Diego Novillo <dnovillo@google.com>
4953 Kenneth Zadeck <zadeck@naturalbridge.com>
4955 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4957 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4958 phinodes_print_statistics, init_ssanames, fini_ssanames,
4959 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4960 release_ssa_name, release_defs, replace_ssa_name_symbol,
4961 ssanames_print_statistics): Move ...
4962 * tree-flow.h: ... here.
4963 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4964 Use FN instead of cfun.
4965 (make_ssa_name_fn): Rename from make_ssa_name.
4966 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4967 * tree-flow-inline.h (make_ssa_name): Move from
4968 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4969 * omp-low.c (expand_omp_parallel):
4970 * tree-flow-inline.h (redirect_edge_var_map_result):
4971 * tree-ssa.c (init_tree_ssa): Add argument FN.
4972 Use it instead of cfun. Update all users.
4974 2008-05-13 Tom Tromey <tromey@redhat.com>
4976 PR preprocessor/22168:
4977 * doc/cpp.texi (Top): Update menu.
4978 (Alternatives to Wrapper #ifndef): New node.
4979 (Other Directives): Document deprecation.
4980 (Obsolete Features): Remove menu.
4981 (Assertions): Merge node into Obsolete Features.
4982 (Obsolete once-only headers): Move earlier; rename to Alternatives
4984 * doc/cppopts.texi: Update.
4985 * c.opt (Wdeprecated): Enable for C and ObjC.
4986 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4987 (C++ Dialect Options): Move -Wno-deprecated from here to...
4988 (Warning Options): ... here.
4990 2008-05-13 Richard Guenther <rguenther@suse.de>
4993 * fold-const.c (fold_sign_changed_comparison): Do not allow
4994 changes in pointer-ness.
4996 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4999 * config/sh/sh.c (sh_expand_prologue): Don't clear
5000 RTX_FRAME_RELATED_P for push insns.
5002 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5004 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5006 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5008 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5009 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5010 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5012 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
5014 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
5015 (*vec_concatv4sf_sse): This.
5016 (*sse2_concatv2si): Renamed to ...
5017 (*vec_concatv2si_sse2): This.
5018 (*sse1_concatv2si): Renamed to ...
5019 (*vec_concatv2si_sse): This.
5020 (*vec_concatv2di_rex): Renamed to ...
5021 (*vec_concatv2di_rex64): This.
5022 (*vec_concatv2si_sse4_1): New.
5023 (*vec_concatv2di_rex64_sse4_1): Likewise.
5025 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
5027 PR rtl-optimization/36111
5028 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
5029 that was created for swappable operands.
5031 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
5034 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5035 * configure.ac: Add call to ACX_PROG_GNAT.
5037 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
5039 * optc-gen.awk: Fix comment typo.
5041 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5043 * pretty-print.c (pp_integer_with_precision): Use
5044 HOST_LONG_LONG_FORMAT.
5046 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
5048 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
5050 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
5052 * config/i386/i386.c (bdesc_ptest): Removed.
5053 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
5054 (bdesc_args): Add __builtin_ia32_ptestz128,
5055 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
5056 (ix86_init_mmx_sse_builtins): Updated.
5057 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
5058 (ix86_expand_builtin): Updated.
5060 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
5062 * tree-cfg.c (valid_fixed_convert_types_p): New function.
5063 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
5065 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
5067 * value-prof.c (interesting_stringop_to_profile): Do not
5068 return early for BUILT_IN_MEMPCPY.
5070 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
5072 * calls.c (expand_call): Don't use callgraph to increase
5073 preferred_stack_boundary.
5075 * cgraph.h (cgraph_rtl_info): Use unsigned on
5076 preferred_incoming_stack_boundary.
5078 * final.c (rest_of_clean_state): Use unsigned on
5079 preferred_stack_boundary.
5081 2008-05-09 Tom Tromey <tromey@redhat.com>
5083 PR preprocessor/22231:
5084 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
5087 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
5089 PR tree-optimization/36129
5090 * tree-ssa-ccp.c: Include value-prof.h.
5091 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
5092 built-in function was folded to a constant.
5093 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
5095 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
5096 Sebastian Pop <sebastian.pop@amd.com>
5098 * tree-scalar-evolution.c: Document instantiate_scev.
5099 (instantiate_parameters_1): Renamed instantiate_scev_1.
5100 Don't use the same loop for instantiation_loop and evolution_loop.
5101 (instantiate_scev): New.
5102 (instantiate_parameters): Moved...
5103 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5104 same loop twice. Maintains the semantics for this function.
5105 * tree-scalar-evolution.h (instantiate_scev): Declare.
5106 (instantiate_parameters): ...here. Now static inline.
5107 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5108 instead of resolve_mixers.
5110 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5112 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5114 2008-05-09 Tomas Bily <tbily@suse.cz>
5116 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5117 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5118 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5119 * c-common.c (c_common_truthvalue_conversion): Likewise.
5120 * tree-object-size.c (compute_object_offset): Likewise.
5121 * tree-inline.c (estimate_num_insns_1): Likewise.
5122 * varasm.c (const_hash_1, compare_constant, copy_constant)
5123 (compute_reloc_for_constant, output_addressed_constants)
5124 (initializer_constant_valid_p): Likewise.
5125 * c-omp.c (check_omp_for_incr_expr): Likewise.
5126 * gimplify.c (gimplify_expr): Likewise.
5127 * c-typeck.c (c_finish_return): Likewise.
5128 * tree-vectorizer.c (supportable_widening_operation)
5129 (supportable_narrowing_operation): Likewise.
5130 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
5131 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
5132 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5133 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
5134 (descr_info_loc): Likewise.
5135 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5136 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
5137 (fold_unary): Likewise.
5138 * builtins.c (get_pointer_alignment): Likewise.
5139 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
5140 (instantiate_parameters_1): Likewise.
5141 * tree.c (expr_align, stabilize_reference): Likewise.
5142 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
5143 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5144 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
5145 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5146 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
5147 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
5149 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
5150 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
5151 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5152 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
5153 (forward_propagate_comparison)
5154 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5155 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
5156 * emit-rtl.c (component_ref_for_mem_expr)
5157 (set_mem_attributes_minus_bitpos): Likewise.
5158 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5159 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
5161 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
5162 (build_function_call, pointer_diff, build_compound_expr)
5163 (c_finish_return): Likewise.
5164 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
5165 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
5167 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
5168 * expr.c (is_aligning_offset): Likewise.
5169 * tree-ssa-alias.c (is_escape_site): Likewise.
5170 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
5171 (check_all_va_list_escapes): Likewise.
5172 * tree-ssa-loop-ivopts.c (determine_base_object)
5173 (determine_common_wider_type): Likewise.
5174 * dojump.c (do_jump): Likewise.
5175 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
5176 * tree-gimple.c (is_gimple_cast): Likewise.
5177 * fold-const.c (decode_field_reference, )
5178 (fold_sign_changed_comparison, fold_unary, fold_comparison)
5179 (fold_binary): Likewise.
5180 * tree-ssa-alias-warnings.c (find_alias_site_helper)
5181 (already_warned_in_frontend_p): Likewise.
5182 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
5183 * tree.c (really_constant_p, get_unwidened): Likewise.
5184 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5185 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5186 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
5188 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
5190 (CONVERT_EXPR_P): Define.
5191 (CASE_CONVERT): Define.
5193 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5196 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
5197 (delete_unmarked_insns): When deleting a call, call
5198 delete_unreachable_blocks.
5199 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5200 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
5202 2008-05-08 Richard Guenther <rguenther@suse.de>
5204 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
5205 (-ftree-salias): Likewise.
5206 (salias-max-implicit-fields): Remove param documentation.
5207 (salias-max-array-elements): Likewise.
5208 * tree-pass.h (pass_create_structure_vars): Remove.
5209 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5210 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5211 * tree-ssa-alias.c (create_structure_vars): Remove.
5212 (gate_structure_vars): Likewise.
5213 (pass_create_structure_vars): Likewise.
5214 (gate_build_alias): Likewise.
5215 (pass_build_alias): Adjust to run always and dump the function.
5216 * common.opt (ftree-salias): Hide.
5217 * passes.c (init_optimization_passes): Remove
5218 pass_create_structure_vars, adjust comment.
5219 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5220 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5221 * opts.c (decode_options): Do not set flag_tree_salias.
5222 (common_handle_option): Add OPT_ftree_salias to the backward
5223 compatibility section.
5225 2008-05-08 Richard Guenther <rguenther@suse.de>
5227 * tree-flow-inline.h (var_can_have_subvars): Move ...
5228 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
5229 * tree-flow.h (var_can_have_subvars): Remove.
5230 (push_fields_onto_fieldstack): Remove.
5231 (sort_fieldstack): Likewise.
5232 (struct fieldoff): Move ...
5233 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
5234 alias_set and base_for_components fields.
5235 (sort_fieldstack): Make static.
5236 (push_fields_onto_fieldstack): Likewise. Remove code that
5237 handles anything but RECORD_TYPEs. Remove alias_set and
5238 base_for_components handling.
5239 (create_variable_info_for): Adjust.
5241 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5243 * common.opt (Wframe-larger-than=): Shorten the help message
5245 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5247 2008-05-08 Rafael Espindola <espindola@google.com>
5249 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5251 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5252 trap and that both operands are gimple values.
5253 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5254 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5257 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5259 * read-rtl.c (join_c_conditions): Return the first string if the
5260 two strings are equal.
5262 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5264 * gensupport.h (pred_data): Add a "num_codes" field.
5265 (add_predicate_code): Declare.
5266 * gensupport.c (add_predicate_code): New function.
5267 (std_pred_table): Add an "allows_const_p" field.
5268 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5269 Remove the (incomplete) list of such codes from the codes field.
5270 (init_predicate_table): Use add_predicate_code. Add all
5271 RTX_CONST_OBJs if allows_const_p is true.
5272 * genrecog.c (process_define_predicate): Use add_predicate_code.
5274 2008-05-08 David Daney <ddaney@avtrex.com>
5275 Richard Sandiford <rsandifo@nildram.co.uk>
5277 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5278 special case of constant zero operands.
5279 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5280 old and new values. Special case constant zero values.
5281 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5283 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5284 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5286 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5289 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5290 similar RTX_CONST_OBJ before CONST_INT.
5292 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5294 * stmt.c (expand_stack_restore): Change sa mode if needed.
5296 2008-05-08 Richard Guenther <rguenther@suse.de>
5298 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5299 return type to bool.
5300 (ix86_sol10_return_in_memory): Likewise.
5301 (ix86_i386elf_return_in_memory): Likewise.
5302 (ix86_i386interix_return_in_memory): Likewise.
5303 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5304 (ix86_sol10_return_in_memory): Likewise.
5305 (ix86_i386elf_return_in_memory): Likewise.
5306 (ix86_i386interix_return_in_memory): Likewise.
5308 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5311 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5313 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5314 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5317 2008-05-08 Richard Guenther <rguenther@suse.de>
5319 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5320 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5321 (DR_SUBVARS): Remove.
5322 * tree-dfa.c (dump_subvars_for): Remove.
5323 (debug_subvars_for): Likewise.
5324 (dump_variable): Do not dump subvars.
5325 (remove_referenced_var): Do not remove subvars.
5326 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5327 (lookup_subvars_for_var): Remove.
5328 (get_subvars_for_var): Likewise.
5329 (get_subvars_at): Likewise.
5330 (get_first_overlapping_subvar): Likewise.
5331 (overlap_subvar): Likewise.
5332 * tree-flow.h (subvar_t): Remove.
5333 (struct var_ann_d): Remove subvars field.
5334 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5335 argument. Remove special handling of SFTs.
5336 (compute_tag_properties): Likewise.
5337 (set_initial_properties): Likewise.
5338 (compute_call_clobbered): Likewise.
5339 (count_mem_refs): Likewise.
5340 (compute_memory_partitions): Likewise.
5341 (compute_flow_insensitive_aliasing): Likewise.
5342 (setup_pointers_and_addressables): Likewise.
5343 (new_type_alias): Likewise.
5344 (struct used_part): Remove.
5345 (used_portions): Likewise.
5346 (struct used_part_map): Likewise.
5347 (used_part_map_eq): Likewise.
5348 (used_part_map_hash): Likewise.
5349 (free_used_part_map): Likewise.
5350 (up_lookup): Likewise.
5351 (up_insert): Likewise.
5352 (get_or_create_used_part_for): Likewise.
5353 (create_sft): Likewise.
5354 (create_overlap_variables_for): Likewise.
5355 (find_used_portions): Likewise.
5356 (create_structure_vars): Likewise.
5357 * tree.def (STRUCT_FIELD_TAG): Remove.
5358 * tree.h (MTAG_P): Adjust.
5359 (struct tree_memory_tag): Remove base_for_components and
5360 unpartitionable flags.
5361 (struct tree_struct_field_tag): Remove.
5362 (SFT_PARENT_VAR): Likewise.
5363 (SFT_OFFSET): Likewise.
5364 (SFT_SIZE): Likewise.
5365 (SFT_NONADDRESSABLE_P): Likewise.
5366 (SFT_ALIAS_SET): Likewise.
5367 (SFT_UNPARTITIONABLE_P): Likewise.
5368 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5369 (union tree_node): Remove sft field.
5370 * alias.c (get_alias_set): Remove special handling of SFTs.
5371 * print-tree.c (print_node): Remove handling of SFTs.
5372 * tree-dump.c (dequeue_and_dump): Likewise.
5373 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5374 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5375 * tree-predcom.c (set_alias_info): Do not set subvars.
5376 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5377 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5378 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5379 (add_vars_for_offset): Remove.
5380 (add_virtual_operand): Remove special handling of SFTs.
5381 (add_call_clobber_ops): Likewise.
5382 (add_call_read_ops): Likewise.
5383 (get_asm_expr_operands): Likewise.
5384 (get_modify_stmt_operands): Likewise.
5385 (get_expr_operands): Likewise.
5386 (add_to_addressable_set): Likewise.
5387 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5388 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5389 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5390 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5391 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5392 (tree_node_structure): Likewise.
5393 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5395 (find_what_p_points_to): Likewise.
5397 2008-05-08 Sa Liu <saliu@de.ibm.com>
5399 * config/spu/spu.md: Fixed subti3 pattern.
5401 2008-05-08 Richard Guenther <rguenther@suse.de>
5404 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5405 sure to create a representative for trailing arrays for PTA.
5407 2008-05-08 Richard Guenther <rguenther@suse.de>
5410 * fold-const.c (operand_equal_p): Two objects which types
5411 differ in pointerness are not equal.
5413 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5415 * calls.c (compute_argument_block_size): Add argument tree fndecl.
5416 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5417 (emit_library_call_value_1): Add new variable fndecl initialized by
5418 NULL_TREE. It should be the decl type of orgfun, but this information
5419 seems not to be available here, so it uses the default calling abi.
5420 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
5421 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
5422 by TARGET_RETURN_IN_MEMORY.
5423 * config/i386/i386-interix.h: Likewise.
5424 * config/i386/i386.h: Likewise.
5425 * config/i386/i386elf.h: Likewise.
5426 * config/i386/ptx4-i.h: Likewise.
5427 * config/i386/sol2-10.h: Likewise.
5428 * config/i386/sysv4.h: Likewise.
5429 * config/i386/vx-common.h: Likewise.
5430 * config/cris/cris.h: Removed #if 0 clause.
5431 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
5432 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5434 (ix86_sol10_return_in_memory): Likewise.
5435 (ix86_i386elf_return_in_memory): New.
5436 (ix86_i386interix_return_in_memory): New.
5437 * config/mt/mt-protos.h (mt_return_in_memory): New.
5438 * config/mt/mt.c: Likewise.
5439 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5440 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5441 * config/bfin/bfin.h: Likewise.
5442 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5444 * config/bfin/bfin.c: Likewise.
5445 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5446 * config/alpha/unicosmk.h: Likewise.
5447 * config/i386/cygming.h: Likewise.
5448 * config/iq2000/iq2000.h: Likewise.
5449 * config/mips/mips.h: Likewise.
5450 * config/mn10300/mn10300.h: Likewise.
5451 * config/rs6000/rs6000.h: Likewise.
5452 * config/score/score.h: Likewise.
5453 * config/spu/spu.h: Likewise.
5454 * config/v850/v850.h: Likewise.
5455 * defaults.h: Likewise.
5456 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5457 * expr.c (emit_block_move): Adjust use of
5458 OUTGOING_REG_PARM_STACK_SPACE.
5459 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5460 OUTGOING_REG_PARM_STACK_SPACE.
5461 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5463 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5465 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5466 on OMP_RETURN for OMP_FOR.
5469 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5470 (fortran_common): New function.
5471 (gen_variable_die): Call fortran_common instead of common_check,
5472 adjust for it returning tree instead of rtx. Formatting.
5474 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5478 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5479 * c-decl.c (merge_decls): Ditto.
5480 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5481 to RTL_CONST_OR_PURE_CALL_P.
5482 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5483 Initialized DECL_LOOPING_CONST_PURE.
5484 (process_call_operands): Set tree_side_effects properly.
5485 * tree.h (TREE_READONLY_DECL_P): Removed.
5486 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5487 (DECL_LOOPING_OR_CONST_P): New macro.
5488 (struct tree_function_decl): Added looping_const_or_pure_p.
5490 (ECF_LOOPING_OR_CONST_P): New macro.
5491 * rtlanal.c (pure_const_p): Removed.
5492 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5493 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5494 to RTL_CONST_CALL_P.
5495 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5496 (check_decl, check_tree, check_call, scan_function): Initialize
5498 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5499 (static_execute): Set looping true for recursive functions.
5500 Undo setting state to IPA_NEITHER for recursive functions.
5502 * ifcvt.c (noce_can_store_speculate_p): Changed
5503 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5504 RTL_CONST_OR_PURE_CALL_P.
5505 * dse.c (scan_insn): Ditto.
5506 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5507 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5508 RTL_CONST_OR_PURE_CALL_P.
5509 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5510 pure_call_p to RTL_CONST_CALL_P.
5511 * gimplify.c (gimplify_call_expr): Clear side effects for
5512 non-looping pure and constant calls.
5513 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5514 (flags_from_decl_or_type): Set ecf flags from decl flags.
5515 (initialize_argument_information): Turn off
5516 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5517 Change const to pure if callee_copies is true rather than just
5519 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5520 way of marking pure calls.
5521 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5522 Remove hack that was supposed to fix pr7335 and remove old
5523 way of marking pure calls.
5524 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5525 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5526 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5527 RTL_CONST_OR_PURE_CALL_P.
5528 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5529 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5530 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5531 * sched-deps.c (schedule_analyze): Ditto.
5532 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5533 return_val field of calls to represent pure and const function info.
5534 (CONST_OR_PURE_CALL_P): Deleted macro.
5535 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5536 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5537 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5539 * tree-optimize.c (execute_fixup_cfg): Added test for
5540 ECF_LOOPING_CONST_OR_PURE.
5541 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5543 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5544 effects for looping pure or const calls.
5545 (verify_gimple_expr): Added verification code.
5546 * config/alpha/alpha.c (alpha_legitimize_address,
5547 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5549 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5550 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5551 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5552 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5553 RTL_CONST_OR_PURE_CALL_P.
5554 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5555 and const calls to be deleted.
5557 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5560 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5561 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5562 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5563 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5564 to handle nonimmediate operands.
5565 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5566 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5567 to handle nonimmediate operands.
5568 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5569 (mmx_pmulhrwv4hi3): New expander. Use
5570 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5571 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5572 (sse2_umulv1siv1di3): New expander. Use
5573 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5574 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5575 (mmx_eq<mode>3): New expander. Use
5576 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5577 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5578 (mmx_uavgv8qi3): New expander. Use
5579 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5580 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5581 (mmx_uavgv4hi3): New expander. Use
5582 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5584 * config/i386/sse.md
5585 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5586 to handle nonimmediate operands.
5587 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5588 to handle nonimmediate operands.
5589 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5590 to handle nonimmediate operands.
5591 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5592 to handle nonimmediate operands.
5593 (sse2_unpckhpd_exp): New expander. Use
5594 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5595 (sse2_unpcklpd_exp): New expander. Use
5596 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5597 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5598 to handle nonimmediate operands.
5599 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5600 to handle nonimmediate operands.
5601 (*sse2_<plusminus_insn><mode>3): Rename from
5602 sse2_<plusminus_insn><mode>3 insn pattern.
5603 (sse2_<plusminus_insn><mode>3): New expander. Use
5604 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5605 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5606 (sse2_umulv2siv2di3): New expander. Use
5607 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5608 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5609 (sse4_1_mulv2siv2di3): New expander. Use
5610 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5611 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5612 (sse2_pmaddwd): New expander. Use
5613 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5614 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5615 (sse2_eq<mode>3): New expander. Use
5616 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5617 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5618 (sse4_1_eqv2di3): New expander. Use
5619 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5620 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5621 (sse2_uavgv16qi3): New expander. Use
5622 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5623 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5624 (sse2_uavgv16qi3): New expander. Use
5625 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5626 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5627 (sse2_uavgv8hi3): New expander. Use
5628 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5629 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5630 (ssse3_pmulhrswv8hi3): New expander. Use
5631 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5632 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5633 (ssse3_pmulhrswv4hi3): New expander. Use
5634 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5636 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5637 (<sse>_vmmul<mode>3): Ditto.
5638 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5640 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5641 (ssse3_pmaddubsw): Ditto.
5643 * config/i386/i386.c (struct_builtin_description)
5644 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5645 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5646 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5647 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5648 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5649 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5650 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5651 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5652 (ix86_fixup_binary_operands): Assert that src1
5653 and src2 must have the same mode when swapped.
5654 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5655 and ix86_binary_operator_ok. Do not force operands in registers
5658 2008-05-07 Jan Hubicka <jh@suse.cz>
5660 * cgraph.c (dump_cgraph_node): Update.
5661 * cgraph.h (cgraph_local_info): Break out inline summary.
5662 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5664 * ipa-inline (inline_summary): New accestor function.
5665 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5666 cgraph_decide_inlining, compute_inline_parameters): Update.
5667 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5669 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5671 Cleanup ColdFire scheduling support and add V4 pipeline model.
5673 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5674 (define_attr cpu): Add cfv4 value.
5675 (define_attr type, define_attr type1): Merge into a single 'type'
5676 attribute. Update all uses.
5677 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5678 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5680 (define_attr opx_mem, define_attr opy_mem): Remove.
5681 (define_attr op_mem): Clean up, update comment.
5682 (define_attr size): Use specific values instead of general int.
5683 (define_attr guess, define_attr split): Remove. Update all uses.
5684 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5685 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5686 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5687 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5688 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5689 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5690 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5691 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5692 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5693 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5694 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5695 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5696 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5697 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5698 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5699 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5700 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5701 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5702 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5703 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5704 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5705 Update or set attributes.
5706 (stack_tie): New fake instruction.
5708 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5709 (m68k_sched_attr_size): Update declaration.
5710 (m68k_sched_attr_type2): Remove.
5711 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5712 Declare new bypass predicates.
5714 * config/m68k/m68k.c (m68k_sched_issue_rate,
5715 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5717 (TARGET_SCHED_ISSUE_RATE,
5718 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5719 (override_options): Handle scheduling for ColdFire V4 core.
5720 (m68k_expand_prologue): Emit stack_tie.
5721 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5722 'OP_TYPE_FPN'. Update all uses.
5723 (sched_guess_p): Remove.
5724 (sched_address_type): Handle symbolic addresses.
5725 (sched_get_operand): New static function.
5726 (sched_operand_type): Merge into sched_attr_op_type.
5727 (sched_attr_op_type): Handle FP registers, handle quick constants,
5729 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5730 (m68k_sched_attr_size): Update. Move logic to ...
5731 (sched_get_attr_size_int): New static function.
5732 (sched_get_opxy_mem_type): New static function.
5733 (m68k_sched_attr_op_mem): Update.
5734 (m68k_sched_attr_type2): Remove.
5735 (sched_cfv4_bypass_data): New static variable.
5736 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5737 (m68k_sched_issue_rate): Implement scheduler hook.
5738 (struct _sched_ib: enabled_p): New field.
5739 (m68k_sched_variable_issue): Update. Handle V4.
5740 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5741 sched_dump_class_func_t, sched_dump_split_class,
5742 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5743 sched_dump_dfa_class, m68k_sched_dump): Remove.
5744 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5746 (m68k_sched_init_global): Remove statisctics dumping, introduce
5747 sanity check that all instructions have pipeline reservations. Handle
5749 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5750 Handle ColdFire V4 core.
5751 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5752 New static functions.
5753 (m68k_sched_address_bypass_p): New bypass predicate.
5754 (sched_get_indexed_address_scale): New static function.
5755 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5757 * cf.md: Update comments.
5758 (define_attr type2): Remove. Use 'type' attribute instead.
5760 (cf_ib): Rename to cfv123_ib. Update all uses.
5761 (cf_oep): Rename to cfv123_oep. Update all uses.
5762 (cf_chr): Rename to cfv123_chr. Update all uses.
5763 (cf_mem): Rename to cfv123_mem. Update all uses.
5764 (cf_mac): Move to more appropriate place.
5765 (cfv123_guess): New automaton and cpu_unit.
5766 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5767 Update uses of 'size' attribute. Handle before reload scheduling.
5768 (cfv123_guess): New dummy reservation for unhandled instructions.
5769 (cfv4_*): Pipeline description of ColdFire V4 core.
5770 (ignore): New reservation to handle 'ignore' type.
5772 2008-05-07 Ian Lance Taylor <iant@google.com>
5775 * gimplify.c (find_single_pointer_decl_1): Don't look through
5777 (find_single_pointer_decl): Adjust comments.
5779 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5782 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5783 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5786 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5787 integral type rather than floating point, then VIEW_CONVERT_EXPR
5788 to the floating point type.
5790 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5792 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5793 TFmode op0 to register.
5795 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5797 * c-decl.c (grokdeclarator): Comment typo.
5799 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5801 * tree-flow.h: Remove prototype for computed_goto_p.
5802 * tree-cfg.c (computed_goto_p): Make static.
5804 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5807 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5808 (contains_aligned_value_p): This. Handle _Decimal128.
5809 (ix86_function_arg_boundary): Only align _Decimal128 to its
5810 natural boundary and handle it properly.
5812 2008-05-06 Martin Jambor <mjambor@suse.cz>
5814 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5815 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5816 (ipcp_method_set_orig_node): Removed.
5817 (ipcp_cval_get_cvalue_type): Removed.
5818 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5819 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5820 (ipcp_cval_set_cvalue_type): Removed.
5821 (ipcp_cval_get_cvalue): Removed.
5822 (ipcp_cval_set_cvalue): Removed.
5823 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5824 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5825 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5826 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5827 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5828 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5829 (ipcp_get_ith_lattice): Changed parameters.
5830 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5831 (ipcp_lattice_from_jfunc): Changed parameters.
5832 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5833 (ipcp_method_cval_print): Added temporary variable info.
5834 (ipcp_redirect): Removed already unused local variable caller.
5835 (ipcp_redirect): New temporary variable orig_callee_info
5836 (ipcp_redirect): Removed newly unused local variable callee.
5837 (ipcp_redirect): Removed (a bit confusing) local variable type.
5838 (ipcp_insert_stage): Added local variable info.
5839 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5841 (ipcp_formal_create): Removed.
5842 (ipcp_method_cval_set): Removed.
5843 (ipcp_propagate_stage): Renamed lattice variables.
5844 (ipcp_method_cval_set_cvalue_type): Removed.
5845 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5846 (ipcp_print_all_lattices): Changed printed strings to refer to
5847 lattices rather than cvals.
5848 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5849 (ipcp_propagate_const): Changed formal parameters.
5850 (build_const_val): Changed formal parameters.
5851 (ipcp_insert_stage): Removed useless variable cvalue
5852 (build_const_val): Changed formal parameters.
5853 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5854 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5855 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5856 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5857 (ipcp_print_func_profile_counts): Changed string from "method" to
5859 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5860 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5861 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5862 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5863 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5864 (ipcp_lat_is_const): Changed parameters and made inline.
5865 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5866 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5867 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5868 the predicate condition directly
5869 (ipcp_propagate_stage): Added local variable args. Removed local
5870 variable callee. (Both are mere code simplifications.)
5871 (ipcp_method_dont_insert_const): Renamed to
5872 ipcp_node_not_modifiable_p.
5873 (ipcp_node_not_modifiable_p): Made inline.
5874 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5875 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5876 (ipcp_print_all_lattices): Removed variable cvalue
5877 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5880 2008-05-06 Olivier Hainque <hainque@adacore.com>
5882 * tree-sra.c (try_instantiate_multiple_fields): Early return
5883 if field has POINTER_TYPE.
5885 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5887 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5888 by using 'q' specifier for instruction.
5889 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5891 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5893 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5894 Change mode of zero_extract from QImode to HImode.
5895 (sign bit tests peepholes): (Ditto.).
5897 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5899 * config/i386/mmx.md: Remove double backslashes from asm templates.
5900 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5901 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5902 to handle nonimmediate operands.
5903 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5904 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5905 to handle nonimmediate operands.
5906 (*mmx_<code>v2sf3_finite): New insn pattern.
5907 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5908 (mmx_<code>v2sf3): New expander. Use
5909 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5910 (mmx_<plusminus_insn><mode>3): New expander. Use
5911 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5912 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5913 (mmx_add<mode>3): Removed.
5914 (mmx_ssadd<mode>3): Ditto.
5915 (mmx_usadd<mode>3): Ditto.
5916 (mmx_sub<mode>3): Ditto.
5917 (mmx_sssub<mode>3): Ditto.
5918 (mmx_ussub<mode>3): Ditto.
5919 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5920 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5921 to handle nonimmediate operands.
5922 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5924 (mmx_smulv4hi3_highpart): New expander. Use
5925 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5926 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5928 (mmx_umulv4hi3_highpart): New expander. Use
5929 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5930 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5931 (mmx_<code>v4hi3): New expander. Use
5932 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5933 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5934 (mmx_<code>v8qi3): New expander. Use
5935 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5936 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5937 (mmx_<code><mode>3): New expander. Use
5938 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5940 2008-05-05 Jan Hubicka <jh@suse.cz>
5942 PR tree-optimization/36118
5943 * passes.c (pass_init_dump_file): Fix dump header.
5945 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5948 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5949 VCE for function decls.
5951 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5953 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5955 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5957 * config/i386/i386.md (sat_plusminus): New.
5958 (plusminus_insn): Likewise.
5959 (plusminus_mnemonic): Likewise.
5961 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5962 (*<addsub><mode>3_cc_overflow): Renamed to ...
5963 (*<plusminus_insn><mode>3_cc_overflow): This.
5964 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5965 (*<plusminus_insn>si3_zext_cc_overflow): This.
5967 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5968 (<plusminus_insn><mode>3): This.
5969 (*<addsub><mode>3): Renamed to ...
5970 (*<plusminus_insn><mode>3): This.
5971 (<sse>_vm<addsub><mode>3): Renamed to ...
5972 (<sse>_vm<plusminus_insn><mode>3): This.
5973 (sse3_h<addsub>v4sf3): Renamed to ...
5974 (sse3_h<plusminus_insn>v4sf3): This.
5975 (sse3_h<addsub>v2df3): Renamed to ...
5976 (sse3_h<plusminus_insn>v2df3): This.
5977 (<plusminus_insn><mode>3): New.
5978 (*<plusminus_insn><mode>3): Likewise.
5979 (sse2_<plusminus_insn><mode>3): Likewise.
5980 (add<mode>): Removed.
5981 (*add<mode>3): Likewise.
5982 (sse2_ssadd<mode>3): Likewise.
5983 (sse2_usadd<mode>3): Likewise.
5984 (sub<mode>3): Likewise.
5985 (*sub<mode>3): Likewise.
5986 (sse2_sssub<mode>3): Likewise.
5987 (sse2_ussub<mode>3): Likewise.
5989 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5991 * gthr-single.h: Add in required interface elements as per gthr.h.
5992 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5993 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5994 Generalize UNUSED macro.
5995 (__gthread_once): Add.
5996 (__gthread_key_create): Add.
5997 (__gthread_key_delete): Add.
5998 (__gthread_getspecific): Add.
5999 (__gthread_setspecific): Add.
6001 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6003 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6004 the same size types for the indirect reference on the rhs, then
6007 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6009 * config/i386/i386.md
6010 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6011 one insn template instead of template series.
6012 (*xordi_1_rex64): Ditto.
6013 (*xordi_2_rex64): Ditto.
6015 2008-05-05 Ira Rosen <irar@il.ibm.com>
6017 PR tree-optimization/36119
6018 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
6021 2008-06-04 Jan Hubicka <jh@suse.cz>
6023 tree-optimization/36100
6024 * tree-pass.h (pass_O0_always_inline): Declare.
6025 * ipa-inline.c (inline_transform): Remove dead code.
6026 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6027 pass_O0_always_inline): New.
6028 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
6030 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
6032 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
6033 mnemonic in this_param move for TARGET_64BIT.
6035 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
6037 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
6038 (*strmovsi_rex_1): Ditto.
6039 (*strsetsi_1): Ditto.
6040 (*strsetsi_rex_1): Ditto.
6042 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
6043 adddicc expanders using SWI mode iterator.
6045 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
6048 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
6051 2008-05-04 David S. Miller <davem@davemloft.net>
6053 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
6054 (sparc*-*-linux*): Use linux.h in tm_file.
6055 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
6056 compiler defaulting to 32-bit.
6057 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
6059 * config/sparc/linux.h: Remove definitions now obtained
6060 properly from linux.h
6061 * config/sparc/linux64.h: Likewise.
6062 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
6063 don't want this setting for 32-bit builds in a biarch compiler.
6064 * doc/install.texi: Add sparc-linux to list of targets
6065 supporting --enable-targets=all.
6067 2008-05-03 Andrew Pinski <pinskia@gmail.com>
6069 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
6071 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
6073 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
6074 after V4SI_FTYPE_V8HI.
6075 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
6076 case V4SI_FTYPE_V2DF.
6078 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
6080 * doc/invoke.texi (max-flow-memory-locations): Removed.
6081 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
6083 2008-05-03 Richard Guenther <rguenther@suse.de>
6086 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
6088 2008-05-02 David S. Miller <davem@davemloft.net>
6090 * config.gcc (need_64bit_hwint): Document libcpp dependency.
6092 2008-05-02 Simon Baldwin <simonb@google.com>
6095 * c-common.h (warn_array_subscript_range): Removed.
6096 * c-common.c (warn_array_subscript_range): Ditto.
6097 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
6098 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
6100 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6102 * config/i386/i386.c (ix86_special_builtin_type): New.
6103 (bdesc_special_args): Likewise.
6104 (ix86_expand_special_args_builtin): Likewise.
6105 (ix86_init_mmx_sse_builtins): Updated.
6106 (ix86_expand_builtin): Updated.
6107 (ix86_expand_store_builtin): Removed.
6108 (ix86_expand_unop_builtin): Likewise.
6110 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6111 * config/i386/mmintrin.h (__v2sf): Here.
6113 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6115 (_mm_loadl_pi): Likewise.
6116 (_mm_storeh_pi): Replace __v2si with __v2sf.
6117 (_mm_storel_pi): Likewise.
6119 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6120 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6121 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6122 __builtin_ia32_loadlpd.
6124 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6126 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6127 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6128 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6129 (ix86_init_mmx_sse_builtins): Updated.
6130 (ix86_expand_args_builtin): Likewise.
6131 (ix86_expand_builtin): Likewise.
6132 (ix86_expand_unop1_builtin): Renamed to ...
6133 (ix86_expand_unop_vec_merge_builtin): This.
6135 2008-05-01 Jan Hubicka <jh@suse.cz>
6138 * ipa-inline.c (inline_generate_summary): Make static.
6139 (inline_transform): Do not call inlining at -O0; make static.
6140 * passes.c (execute_todo): Add sanity check.
6141 (execute_one_ipa_transform_pass): Execute proper flags.
6143 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
6145 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
6146 (DECL_NONADDRESSABLE_P): Likewise.
6147 * alias.c (record_component_aliases): Fix comment.
6149 2008-05-01 Simon Baldwin <simonb@google.com>
6151 * c-common.h (warn_array_subscript_range): New function.
6152 * c-common.c (warn_array_subscript_range): Ditto.
6153 * tree-vrp.c (check_array_ref): Corrected code to agree with
6154 comment, ignoring only arrays of size 0 or size 1.
6155 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
6157 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6159 * config/i386/i386.c (ix86_builtin_type): Replace
6160 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
6161 (bdesc_args): Updated.
6162 (ix86_init_mmx_sse_builtins): Likewise.
6163 (ix86_expand_args_builtin): Likewise.
6165 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
6168 * doc/extend.texi: Correct __builtin_ia32_palignr.
6170 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6173 * config/i386/i386.c (bdesc_crc32): Removed.
6174 (ix86_expand_crc32): Likewise.
6175 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
6176 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
6177 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
6178 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
6179 UINT_FTYPE_UINT_UCHAR.
6180 (bdesc_args): Updated. Add crc32 builtins.
6181 (ix86_init_mmx_sse_builtins): Updated.
6182 (ix86_expand_args_builtin): Updated to support subreg.
6184 * doc/extend.texi: Correct __builtin_ia32_crc32di.
6186 2008-05-01 Jan Hubicka <jh@suse.cz>
6188 * tree-pass.h (opt_pass): Add IPA_PASS.
6189 (varpool_node, cgraph_node): Forward declare.
6190 (ipa_opt_pass): Define.
6191 (pass_ipa_inline): Turn into ipa_opt_pass.
6192 (pass_apply_inline): Remove.
6193 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
6194 (apply_inline): Turn into ....
6195 (inline_transform): ... this one.
6196 (inline_generate_summary): New function.
6197 (pass_apply_inline): Remove.
6198 * function.h (ipa_opt_pass): Forward declare structure; typedef;
6200 (struct function): Add ipa_transforms_to_apply.
6201 * passes.c (register_one_dump_file): Work on IPA_PASS.
6202 (init_optimization_passes): Remove pass_inline_parameters and
6204 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
6205 (execute_one_pass) ... here; apply transforms when possible.
6206 (add_ipa_transform_pass, execute_ipa_summary_asses,
6207 execute_one_ipa_transform_pass): New.
6208 (execute_ipa_pass_list): Update for IPA_PASS type.
6210 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6212 * config/i386/i386.c (ix86_builtin_type): Add
6213 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
6214 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
6215 (bdesc_args): Add SSE4a builtins.
6216 (ix86_init_mmx_sse_builtins): Updated.
6217 (ix86_expand_args_builtin): Likewise.
6218 (ix86_expand_builtin): Likewise.
6220 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6222 * config/i386/i386.c (ix86_builtin_type): Add
6223 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
6224 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
6225 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
6226 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
6227 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
6228 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
6229 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
6230 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
6231 and DI_FTYPE_DI_DI_INT.
6232 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
6233 (ix86_init_mmx_sse_builtins): Updated.
6234 (ix86_expand_args_builtin): Likewise.
6235 (ix86_expand_builtin): Likewise.
6236 (ix86_expand_binop_imm_builtin): Removed.
6238 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6240 2008-04-30 Richard Guenther <rguenther@suse.de>
6242 PR tree-optimization/32921
6243 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6245 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6247 * config/arm/arm.c (arm_unwind_emit): Use
6248 crtl->all_throwers_are_sibcalls instead of
6249 cfun->all_throwers_are_sibcalls.
6250 (arm_output_fn_unwind): Likewise.
6251 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6252 instead of cfun->uses_pic_offset_table.
6253 (frv_expand_prologue): Likewise.
6254 (frv_frame_pointer_required): Likewise.
6255 (frv_expand_fdpic_call): Likewise.
6256 (frv_emit_movsi): Likewise.
6257 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6258 cfun->returns_pcc_struct instead of
6259 current_function_returns_pcc_struct.
6260 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6261 instead of cfun->calls_eh_return.
6262 (m32c_pushm_popm): Likewise.
6263 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6264 "extern" declaration.
6266 2008-04-30 Richard Guenther <rguenther@suse.de>
6268 PR tree-optimization/21636
6269 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6271 (evaluate_stmt): Print the likely value.
6272 (ccp_visit_stmt): Avoid excessive vertical spacing.
6274 2008-04-30 Rafael Espindola <espindola@google.com>
6276 * builtins.c (fold_call_expr): Return realret.
6277 * tree-ssa-threadedge.c
6278 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6279 __builtin_object_size.
6281 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6283 * gcc.c (wrapper_string): New variable.
6284 (insert_wrapper): New function.
6285 (execute): New option -wrapper.
6286 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6288 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6290 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6291 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6292 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6294 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6295 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6296 config/rs6000/e500crtres64gprctr.asm,
6297 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6298 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6299 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6300 config/rs6000/e500crtsav64gprctr.asm,
6301 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6302 config/rs6000/e500crtsavg64gprctr.asm: New files.
6303 * config/rs6000/t-ppccomm: Add build rules for new files.
6304 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6305 * config/rs6000/t-netbsd: Add build rules for new files.
6306 (LIB2FUNCS_STATIC_EXTRA): New variable.
6307 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6308 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6309 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6311 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6313 * config/i386/i386.c (ix86_builtin_type): Add
6314 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6315 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6316 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6317 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6318 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6319 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6320 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6321 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6322 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6323 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6324 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6325 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6326 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6327 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6328 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6329 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6330 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6331 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6332 V1DI_FTYPE_V2SI_V2SI.
6333 (bdesc_2arg): Moved to ...
6335 (ix86_init_mmx_sse_builtins): Updated.
6336 (ix86_expand_args_builtin): Updated. Take a pointer
6337 to const struct builtin_description. Handle comparison
6339 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6340 (ix86_expand_builtin): Updated.
6342 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6343 (ssse3_pmaddubsw128): This.
6344 (ssse3_pmaddubswv4hi3): Renamed to ...
6345 (ssse3_pmaddubsw): This.
6347 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6348 (__builtin_ia32_packssdw128): Likewise.
6349 (__builtin_ia32_packuswb128): Likewise.
6350 (__builtin_ia32_pmaddubsw): Likewise.
6351 (__builtin_ia32_pmaddubsw128): Likewise.
6353 2008-04-30 Richard Guenther <rguenther@suse.de>
6355 PR tree-optimization/14847
6356 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6357 (recognize_bits_test): Use it.
6358 (recognize_single_bit_test): Likewise.
6360 2008-04-30 Martin Jambor <mjambor@suse.cz>
6362 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6363 instead of setting number of formal parameters to zero.
6364 (ipcp_init_stage): Do not set the number of actual parameters to zero
6366 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6367 which are called with variable number of arguments.
6368 (ipcp_insert_stage): Explicitely skipping all nodes which are
6369 called with variable number of arguments.
6370 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6371 number of parameters.
6373 * ipa-prop.h (struct ipa_node_params): Added flag
6374 called_with_var_arguments
6375 (ipa_set_param_count): Added. Changed sole setter to use it.
6376 (ipa_get_param_count): Added. All readers of param_count
6377 converted to use it instead.
6378 (ipa_set_called_with_variable_arg): Added.
6379 (ipa_is_called_with_var_arguments): Added.
6380 (ipa_get_ith_param): Added. All readers of param_decls converted
6382 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6384 (ipa_get_cs_argument_count): Added, all readers of argument_count
6386 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6389 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6390 (struct ipcp_lattice): Renamed cval_type to type
6391 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6393 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6394 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6395 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6396 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6397 (build_const_val): Changed the type of parameter cvalue to tree
6398 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6399 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6401 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6404 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6405 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6406 (ipa_add_method): Renamed to ipa_push_func_to_list
6407 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6408 (ipa_callsite_param_count): Removed.
6409 (ipa_callsite_param_count_set): Removed.
6410 (ipa_callsite_param): Removed.
6411 (ipa_callsite_callee): Removed.
6412 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
6413 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
6414 (ipa_method_formal_count): Removed.
6415 (ipa_method_formal_count_set): Removed.
6416 (ipa_method_get_tree): Removed.
6417 (ipa_method_tree_map_create): Removed.
6418 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
6419 (ipa_create_param_decls_array): Creates the array itself
6420 (ipa_create_param_decls_array): Temporary variable info instead of
6422 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
6423 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
6424 (get_type): Removed.
6425 (ipa_jf_get_info_type): Removed.
6426 (ipa_node_create): Renamed to ipa_create_node_params
6427 (ipa_free): Renamed to ipa_free_all_node_params
6428 (ipa_nodes_create): Renamed to ipa_create_all_node_params
6429 (ipa_edges_create): Renamed to ipa_create_all_edge_args
6430 (ipa_edges_free): Renamed to ipa_free_all_edge_args
6431 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
6432 (ipa_free_all_node_params): Deallocation to jump_functions moved to
6433 ipa_free_all_edge_args
6434 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6435 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6436 (ipa_create_methodlist_node): Removed.
6437 (ipa_methodlist_method): Removed.
6438 (ipa_methodlist_method_set): Removed.
6439 (ipa_methodlist_next_method): Removed.
6440 (ipa_methodlist_next_method_set): Removed.
6441 (ipa_method_is_modified): Removed.
6442 (ipa_method_modify_create): Removed.
6443 (ipa_method_modify_init): Temporary variable info instead of a few
6445 (ipa_detect_param_modifications): Temporary variable info instead of
6447 (ipa_compute_jump_functions): Temporary variable info instead of
6449 (ipa_method_modify_set): Removed.
6450 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6451 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6452 than craph_node as the first parameter.
6453 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6454 (ipa_method_modify_init): Removed.
6455 (ipa_compute_jump_functions): Added a temp variable instead of
6456 repeatadly dereferencing the cgraph_edge.aux pointer
6457 (ipa_callsite_param_set_type): Removed.
6458 (ipa_compute_jump_functions): i renamed to index and moved to
6460 (ipa_callsite_param_set_info_type_formal): Removed.
6461 (ipa_callsite_param_set_info_type): Removed.
6462 (ipa_callsite_param_map_create): Removed.
6463 (ipa_callsite_tree): Removed.
6464 (ipa_callsite_caller): Removed.
6465 (ipa_pop_func_from_list): return_method removed to return_func
6467 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6468 prefixed all values with IPA_. Changed all users.
6469 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6470 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6471 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6472 (union parameter_info): Renamed to jump_func_value.
6473 (union jump_func_value): Renamed value to constant
6474 (struct ipa_jump_func): Renamed info_type to value
6475 (struct ipa_node): Renamed to ipa_node_params
6476 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6477 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6478 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6479 (struct ipa_edge): Renamed to ipa_edge_args
6480 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6481 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6482 (struct ipa_methodlist): Renamed to ipa_func_list
6483 (struct ipa_func_list): method_p renamed to node, next_method
6485 (ipa_methodlist_p): Removed, switched all users to struct pointer
6486 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6488 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6490 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6491 (rs6000_emit_epilogue): Use backchain to restore only when we
6492 have a large frame. Make use of frame pointer to restore if we
6493 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6495 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6497 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6498 Add mode to zero_extract.
6499 (sign bit tests peepholes): (Ditto.).
6501 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6503 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6504 Instructions in comments with SSE3.
6505 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6506 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6507 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6508 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6509 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6510 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6511 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6512 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6513 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6514 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6515 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6516 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6517 (bdesc_sse_args): Renamed to ...
6518 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6519 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6520 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6522 (bdesc_1arg): Moved to ...
6524 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6525 Instructions in comments with SSE3.
6526 (ix86_expand_sse_operands_builtin): Renamed to ...
6527 (ix86_expand_args_builtin): This. Updated.
6528 (ix86_expand_unop1_builtin): Update comments.
6529 (ix86_expand_builtin): Updated.
6531 2008-04-29 Richard Guenther <rguenther@suse.de>
6533 PR tree-optimization/36078
6534 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6535 Update virtual SSA form after cleaning up the CFG.
6537 2008-04-29 Richard Guenther <rguenther@suse.de>
6540 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6542 2008-04-29 Richard Guenther <rguenther@suse.de>
6544 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6545 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6546 (compute_flow_insensitive_aliasing): Do not treat
6547 PTR_IS_REF_ALL pointers special.
6548 (get_smt_for): Likewise.
6549 (may_alias_p): Re-structure.
6550 (is_escape_site): A ref-all pointer conversion is not an escape site.
6551 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6552 PTR_IS_REF_ALL pointers special.
6553 * tree-ssa-structalias.h (struct alias_info): Remove
6554 ref_all_symbol_mem_tag field.
6555 (PTR_IS_REF_ALL): Remove.
6557 2008-04-29 Richard Guenther <rguenther@suse.de>
6560 * fold-const.c (extract_muldiv_1): In combining division constants
6561 make sure to never overflow.
6563 2008-04-29 Nick Clifton <nickc@redhat.com>
6565 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6567 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6570 * optc-gen.awk: Work around HP-UX/IA awk bug.
6572 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6574 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6577 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6580 * config/i386/i386.md
6581 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6582 Change operand 1 predicate to nonimmediate_operand.
6584 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6587 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6589 * gengtype.c (walk_type, write_func_for_structure): Handle
6591 * doc/gty.texi: Document chain_circular.
6593 2008-04-28 Richard Guenther <rguenther@suse.de>
6595 PR tree-optimization/36066
6596 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6599 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6602 * config/i386/i386.md
6603 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6604 Use match_scratch instead of match_operand for operands 3 and 4.
6606 2008-04-27 Richard Guenther <rguenther@suse.de>
6608 PR tree-optimization/18754
6609 PR tree-optimization/34223
6610 * tree-pass.h (pass_complete_unrolli): Declare.
6611 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6612 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6613 Rewrite loop into loop closed SSA form if it is not already.
6614 (tree_unroll_loops_completely): Re-structure to iterate over
6615 innermost loops with intermediate CFG cleanups.
6616 Unroll outermost loops only if requested or the code does not grow
6618 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6619 loops are available.
6620 (tree_vectorize): Instead do so here.
6621 (tree_complete_unroll): Also unroll outermost loops.
6622 (tree_complete_unroll_inner): New function.
6623 (gate_tree_complete_unroll_inner): Likewise.
6624 (pass_complete_unrolli): New pass.
6625 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6626 uses outside of the loop.
6627 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6628 form if it is available.
6629 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6630 * passes.c (init_optimization_passes): Schedule complete inner
6631 loop unrolling pass before the first CCP pass after final inlining.
6633 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6635 * targhooks.h (default_emutls_var_fields,
6636 default_emutls_var_init): Declare.
6637 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6638 * target.h (struct gcc_target): Add struct emutls member.
6639 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6640 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6641 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6642 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6643 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6644 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6645 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6646 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6647 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6648 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6649 emit debug information.
6650 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6651 * varasm.c: Include targhooks.h.
6652 (emutls_object_section, emutls_tmpl_section): New.
6653 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6654 (EMUTLS_SEPARATOR): New.
6656 (get_emutls_object_name): New.
6657 (default_emutls_var_fields): New, broken out of ...
6658 (get_emutls_object_type): ... here. Adjust to use target hooks.
6659 (get_emutls_init_templ_addr): Adjust to use target hooks.
6660 (emutls_decl): Adjust to use target hooks.
6661 (emutls_finish): Likewise.
6662 (default_emutls_var_init): New, broken out of ...
6663 (assemble_variable): ... here. Adjust to use target hooks.
6664 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6666 * c-common.c (handle_section_attribute): Prevent overriding
6667 sections for emulated tls with special sections.
6668 * config/i386/i386.c (x86_64_elf_select_section): Add
6669 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6670 (x86_64_elf_unique_section): Likewise.
6671 * config/vxworks.c: Include tree.h.
6672 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6673 (vxworks_override_options): Set TLS scheme.
6674 * doc/tm.texi (Emulated TLS): New node.
6676 2008-04-26 Simon Baldwin <simonb@google.com>
6679 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6680 with propagated string constants.
6682 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6684 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6685 constraint for operand 2 when operand 0 is memory operand.
6686 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6687 operand 0 is memory operand.
6688 (fix_trunc<mode>_i387_with_temp): Ditto.
6689 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6690 operand 2 when operand 1 is memory operand.
6691 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6692 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6693 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6694 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6695 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6696 operands 2,3 and 4 when operand 1 is memory operand.
6697 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6699 (fistdi2_floor_with_temp): Ditto.
6700 (fist<mode>2_floor_with_temp): Ditto.
6701 (fistdi2_ceil_with_temp): Ditto.
6702 (fist<mode>2_ceil_with_temp): Ditto.
6703 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6705 2008-04-26 David Daney <ddaney@avtrex.com>
6707 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6709 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6710 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6711 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6712 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6713 (compare_and_swap_12): New insn.
6714 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6715 * config/mips/mips.c (mips_force_binary): New function.
6716 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6717 (mips_expand_compare_and_swap_12): New function.
6718 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6720 2008-04-25 Jan Hubicka <jh@suse.cz>
6723 * cfgexpand.c (pass_expand): Turn into RTL pass.
6724 * passes.c (execute_one_pass): Do pass typechecking after execution.
6725 * tree-pass.h (pass_expand): Turn into RTL pass.
6727 * function.h (struct rtl_data): Move here fields
6728 accesses_prior_frames, calls_eh_return, saves_all_registers,
6729 has_nonlocal_goto, has_asm_statement, is_thunk,
6730 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6731 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6732 arg_pointer_save_area_init from struct function; turn into bool.
6733 (struct function): Move
6734 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6735 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6736 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6737 tail_call_emit, arg_pointer_save_area_init
6738 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6739 (current_function_returns_struct, current_function_returns_pcc_struct,
6740 current_function_calls_setjmp, current_function_calls_alloca,
6741 current_function_accesses_prior_frames,
6742 current_function_calls_eh_return, current_function_is_thunk,
6743 current_function_stdarg, current_function_profile,
6744 current_function_limit_stack, current_function_uses_pic_offset_table,
6745 current_function_uses_const_pool, current_function_has_nonlocal_label,
6746 current_function_saves_all_registers,
6747 current_function_has_nonlocal_goto,
6748 current_function_has_asm_statement): Remove accesor macros.
6749 * ra-conflict.c (global_conflicts): Update.
6750 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6751 (suitable_for_tail_call_opt_p): Update.
6752 * builtins.c (expand_builtin_return_addr): Update.
6753 (expand_builtin_setjmp_setup): Update.
6754 (expand_builtin_nonlocal_goto): Update.
6755 * final.c (final_start_function): Update.
6756 (profile_function): Update.
6757 (leaf_function_p): Update.
6758 (only_leaf_regs_used): Update.
6759 * df-scan.c (df_get_exit_block_use_set): Update.
6760 * dojump.c (clear_pending_stack_adjust): Update.
6761 * tree-stdarg.c (gate_optimize_stdarg): Update.
6762 * gimple-low.c (lower_function_body): Update.
6763 * global.c (compute_regsets): Update.
6764 (global_alloc): Update.
6765 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6766 * expr.c (expand_assignment): Update.
6767 * dse.c (dse_step0): Update.
6768 (dse_step1): Update.
6769 * c-decl.c (store_parm_decls): Update.
6770 * local-alloc.c (combine_regs): Update.
6771 (find_free_reg): Update.
6772 * function.c (assign_parms_augmented_arg_list): Update.
6773 (assign_parm_find_data_types): Update.
6774 (assign_parms): Update.
6775 (allocate_struct_function): Update.
6776 (expand_function_start): Update.
6777 (expand_function_end): Update.
6778 (get_arg_pointer_save_area): Update.
6779 (thread_prologue_and_epilogue_insns): Update.
6780 (rest_of_match_asm_constraints): Update.
6781 * stor-layout.c (variable_size): Update.
6782 * gcse.c (gcse_main): Update.
6783 (bypass_jumps): Update.
6784 * gimplify.c (gimplify_function_tree): Update.
6785 * calls.c (emit_call_1): Update.
6786 (expand_call): Update.
6787 * bt-load.c (compute_defs_uses_and_gen): Update.
6788 * except.c (sjlj_assign_call_site_values): Update.
6789 (sjlj_emit_function_enter): Update.
6790 (can_throw_external): Update.
6791 (set_nothrow_function_flags): Update.
6792 (expand_builtin_unwind_init): Update.
6793 (expand_eh_return): Update.
6794 (convert_to_eh_region_ranges): Update.
6795 (output_function_exception_table): Update.
6796 * emit-rtl.c (gen_tmp_stack_mem): Update.
6797 * cfgexpand.c (expand_used_vars): Update.
6798 (tree_expand_cfg): Update.
6799 * cfgcleanup.c (rest_of_handle_jump): Update.
6800 * explow.c (allocate_dynamic_stack_space): Update.
6801 * varasm.c (assemble_start_function): Update.
6802 (force_const_mem): Update.
6803 (mark_constant_pool): Update.
6804 * tree-optimize.c (tree_rest_of_compilation): Update.
6805 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6806 * tree-cfg.c (notice_special_calls): Update.
6807 (is_ctrl_altering_stmt): Update.
6808 (tree_can_make_abnormal_goto): Update.
6809 (tree_purge_dead_abnormal_call_edges): Update.
6810 * config/alpha/predicates.md: Update.
6811 * config/alpha/alpha.c (alpha_sa_mask): Update.
6812 (alpha_sa_size): Update.
6813 (alpha_does_function_need_gp): Update.
6814 (alpha_expand_prologue): Update.
6815 (alpha_start_function): Update.
6816 (alpha_output_function_end_prologue): Update.
6817 (alpha_expand_epilogue): Update.
6818 * config/frv/frv.c (frv_stack_info): Update.
6819 (frv_expand_epilogue): Update.
6820 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6821 (s390_register_info): Update.
6822 (s390_frame_info): Update.
6823 (s390_init_frame_layout): Update.
6824 (s390_can_eliminate): Update.
6825 (save_gprs): Update.
6826 * config/spu/spu.c (spu_split_immediate): Update.
6827 (need_to_save_reg): Update.
6828 (spu_expand_prologue): Update.
6829 (spu_expand_epilogue): Update.
6830 * config/sparc/sparc.md: Update.
6831 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6832 (sparc_tls_got): Update.
6833 (legitimize_pic_address): Update.
6834 (sparc_emit_call_insn): Update.
6835 (sparc_expand_prologue): Update.
6836 (output_return): Update.
6837 (print_operand): Update.
6838 (sparc_function_ok_for_sibcall): Update.
6839 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6840 * config/m32r/m32r.md: Update.
6841 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6842 (m32r_compute_frame_size): Update.
6843 (m32r_expand_prologue): Update.
6844 (m32r_expand_epilogue): Update.
6845 (m32r_legitimize_pic_address): Update.
6846 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6847 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6848 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6850 (ix86_save_reg): Update.
6851 (ix86_compute_frame_layout): Update.
6852 (ix86_expand_prologue): Update.
6853 (ix86_expand_epilogue): Update.
6854 * config/sh/sh.c (output_stack_adjust): Update.
6855 (calc_live_regs): Update.
6856 (sh5_schedule_saves): Update.
6857 (sh_expand_prologue): Update.
6858 (sh_expand_epilogue): Update.
6859 (sh_setup_incoming_varargs): Update.
6860 (sh_allocate_initial_value): Update.
6861 (sh_get_pr_initial_val): Update.
6862 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6863 * config/sh/sh.md (label:): Update.
6864 * config/avr/avr.c (out_movhi_mr_r): Update.
6865 * config/crx/crx.h (enum): Update.
6866 * config/xtensa/xtensa.h (along): Update.
6867 * config/stormy16/stormy16.c Update.
6868 (xstormy16_compute_stack_layout): Update.
6869 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6870 (fr30_expand_prologue): Update.
6871 * config/cris/cris.c (cris_conditional_register_usage): Update.
6872 (cris_reg_saved_in_regsave_area): Update.
6873 (cris_initial_frame_pointer_offset): Update.
6874 (cris_simple_epilogue): Update.
6875 (cris_expand_prologue): Update.
6876 (cris_expand_epilogue): Update.
6877 (cris_expand_pic_call_address): Update.
6878 (cris_asm_output_symbol_ref): Update.
6879 (cris_asm_output_label_ref): Update.
6880 * config/cris/cris.md Update.
6881 * config/iq2000/iq2000.c (compute_frame_size): Update.
6882 (iq2000_expand_epilogue): Update.
6883 * config/mt/mt.h (save_direction): Update.
6884 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6885 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6886 (ia64_secondary_reload_class): Update.
6887 * config/m68k/m68k.c (m68k_save_reg): Update.
6888 (m68k_expand_prologue): Update.
6889 (m68k_expand_epilogue): Update.
6890 (legitimize_pic_address): Update.
6891 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6892 (first_reg_to_save): Update.
6893 (first_altivec_reg_to_save): Update.
6894 (compute_vrsave_mask): Update.
6895 (compute_save_world_info): Update.
6896 (rs6000_stack_info): Update.
6897 (spe_func_has_64bit_regs_p): Update.
6898 (rs6000_ra_ever_killed): Update.
6899 (rs6000_emit_eh_reg_restore): Update.
6900 (rs6000_emit_allocate_stack): Update.
6901 (rs6000_emit_prologue): Update.
6902 (rs6000_emit_epilogue): Update.
6903 (rs6000_output_function_epilogue): Update.
6904 (output_profile_hook): Update.
6905 (rs6000_elf_declare_function_name): Update.
6906 * config/rs6000/rs6000.h (rs6000_args): Update.
6907 * config/rs6000/rs6000.md: Update.
6908 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6909 * config/arc/arc.c (arc_output_function_epilogue): Update.
6910 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6911 * config/darwin.c (machopic_function_base_name): Update.
6912 * config/score/score3.c (score3_compute_frame_size): Update.
6915 (score3_epilogue): Update.
6916 * config/score/score7.c (score7_compute_frame_size): Update.
6917 (score7_prologue): Update.
6918 (score7_epilogue): Update.
6919 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6920 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6921 * config/arm/arm.c (use_return_insn): Update.
6922 (require_pic_register): Update.
6923 (arm_load_pic_register): Update.
6924 (arm_compute_save_reg0_reg12_mask): Update.
6925 (arm_compute_save_reg_mask): Update.
6926 (thumb1_compute_save_reg_mask): Update.
6927 (output_return_instruction): Update.
6928 (arm_output_function_prologue): Update.
6929 (arm_output_epilogue): Update.
6930 (arm_get_frame_offsets): Update.
6931 (arm_expand_prologue): Update.
6932 (thumb_pushpop): Update.
6933 (thumb_exit): Update.
6934 (thumb1_expand_prologue): Update.
6935 (thumb1_expand_epilogue): Update.
6936 (arm_unwind_emit): Update.
6937 (arm_output_fn_unwind): Update.
6938 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6939 * config/arm/arm.md: Update.
6940 * config/pa/pa.md: Update.
6941 * config/pa/pa.c (legitimize_pic_address): Update.
6942 (compute_frame_size): Update.
6943 (hppa_expand_prologue): Update.
6944 (hppa_expand_epilogue): Update.
6945 (borx_reg_operand): Update.
6946 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6947 (HARD_REGNO_RENAME_OK): Update.
6948 * config/mips/mips.c (mips_global_pointer): Update.
6949 (mips_save_reg_p): Update.
6950 (mips_compute_frame_info): Update.
6951 (mips_frame_pointer_required): Update.
6952 (mips_expand_prologue): Update.
6953 (mips_expand_epilogue): Update.
6954 (mips_can_use_return_insn): Update.
6955 (mips_reorg_process_insns): Update.
6956 * config/v850/v850.c (compute_register_save_size): Update.
6957 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6958 * config/mmix/mmix.c (along): Update.
6959 (mmix_expand_epilogue): Update.
6960 * config/bfin/bfin.c (legitimize_pic_address): Update.
6961 (must_save_p): Update.
6962 (stack_frame_needed_p): Update.
6963 (add_to_reg): Update.
6964 (bfin_expand_prologue): Update.
6965 * stmt.c (expand_asm_operands): Update.
6966 * reload1.c (reload): Update.
6967 (init_elim_table): Update.
6969 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6971 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6973 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6975 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6976 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6977 (mov<mode>): Removed.
6978 (*movv4sf_internal): Likewise.
6979 (*movv2df_internal): Likewise.
6981 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6983 * config.gcc (crx-*-elf): Remove deprecation.
6985 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6987 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6988 __gcc_deregister_frame with atexit.
6989 (deregister_frame_dtor): Remove.
6991 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6992 Nathan Sidwell <nathan@codesourcery.com>
6994 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6996 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6997 (rs6000_isel): Likewise.
6998 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6999 (rs6000_isel): New variable.
7000 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7002 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7005 * c-common.c (handle_vector_size_attribute): Call
7006 lang_hooks.types.reconstruct_complex_type instead of
7007 reconstruct_complex_type.
7008 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7009 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7010 * langhooks.h (struct lang_hooks_for_types): Add
7011 reconstruct_complex_type hook.
7012 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7013 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
7015 2008-04-24 Richard Guenther <rguenther@suse.de>
7017 * c-common.h (check_builtin_function_arguments): Declare.
7018 * c-common.c (validate_nargs): New function.
7019 (check_builtin_function_arguments): Likewise.
7020 * c-typeck.c (build_function_call): Call
7021 check_builtin_function_arguments.
7022 * builtins.c (fold_builtin_classify): Remove error reporting code.
7023 (fold_builtin_unordered_cmp): Likewise.
7024 (fold_builtin_1): Likewise.
7025 (fold_builtin_n): Likewise.
7027 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7029 PR tree-optimization/36008
7030 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
7031 the original op1, rather than delta by step.
7033 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
7034 Sebastian Pop <sebastian.pop@amd.com>
7036 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7037 eliminate_local_variables_stmt, eliminate_local_variables,
7038 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7039 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7040 of code delimited by two edges in the CFG.
7041 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7042 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7043 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7044 the case of parallelisation of reductions.
7045 (expr_invariant_in_region_p): New.
7047 * tree-flow.h (gather_blocks_in_sese_region): Declared.
7048 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7050 2008-04-24 Ira Rosen <irar@il.ibm.com>
7051 Richard Guenther <rguenther@suse.de>
7053 PR tree-optimization/36034
7054 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
7055 incapable of dealing with loads with gaps.
7057 2008-04-24 Rafael Espindola <espindola@google.com>
7059 * tree-flow.h (vrp_evaluate_conditional): Change signature.
7060 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7061 vrp_evaluate_conditional.
7062 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
7063 (vrp_evaluate_conditional): Split the cond argument.
7064 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
7065 (simplify_stmt_for_jump_threading): Update call to
7066 vrp_evaluate_conditional.
7068 2008-04-24 Ira Rosen <irar@il.ibm.com>
7070 PR tree-optimization/35982
7071 * tree-vect-analyze.c (vect_check_interleaving): Check that the
7072 interleaved data-refs are of the same type.
7074 2008-04-24 Danny Smith <dannysmith@users.net>
7076 * c-format.c (check_format_info_main): Use strncmp rather than a
7077 magic prefix to handle multichar length specs.
7078 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
7079 Don't prefix "I64" and "I32" with '\0'.
7081 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7084 * config/i386/i386.c (init_cumulative_args): Don't pass anything
7085 in registers for -m32 only if stdarg_p (fntype).
7087 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
7089 PR rtl-optimization/36006
7090 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
7091 temp to op0 in order to avoid invalid rtx sharing.
7093 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7095 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
7096 check TREE_INVARIANT.
7097 * tree-gimple.c (is_gimple_address): New.
7098 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
7099 * tree-gimple.h (is_gimple_address): New.
7100 * tree.h (decl_address_invariant_p): New.
7101 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
7102 (build_string): Likewise.
7103 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7104 (tree_invariant_p_1): Likewise.
7105 (save_expr): Use it.
7106 (tree_invariant_p): New.
7107 (skip_simple_arithmetic): Use it.
7108 (stabilize_reference_1): Use it.
7109 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7111 (build1_stat): Drop code to compute TREE_INVARIANT.
7112 (build2_stat): Drop code to compute TREE_INVARIANT.
7113 (build3_stat): Drop code to compute TREE_INVARIANT.
7114 (build4_stat): Drop code to compute TREE_INVARIANT.
7115 (build5_stat): Drop code to compute TREE_INVARIANT.
7116 (build7_stat): Drop code to compute TREE_INVARIANT.
7117 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7118 * tree.h (struct tree_base): Remove invariant_flag.
7119 (TREE_INVARIANT): Remove.
7120 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7121 (fold_builtin_expect): Check TREE_CONSTANT.
7122 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7123 * c-tree.h (c_expr_to_decl): Drop third parameter.
7124 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7125 (build_c_cast): Don't set TREE_INVARIANT.
7126 (pop_init_level): Don't set TREE_INVARIANT.
7127 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7128 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
7130 (gimplify_init_constructor): Don't set TREE_INVARIANT.
7131 (gimplify_addr_expr): Adjust comment.
7132 * tree-mudflap.c (mf_build_string):
7133 * print-tree.c (print_node): Don't print TREE_INVARIANT.
7134 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
7135 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
7136 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
7137 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
7138 * langhooks.h (struct lang_hooks): Drop third parameter from
7141 2008-04-23 Richard Guenther <rguenther@suse.de>
7143 PR tree-optimization/27799
7144 PR tree-optimization/32921
7145 PR tree-optimization/32624
7146 * tree-ssa-structalias.c (merge_smts_into): Only merge the
7147 SMTs aliases and the tag itself into the solution.
7148 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
7149 merge the points-to solution back into the SMT aliases.
7150 (may_alias_p): Use alias_set_subset_of instead of
7151 aliases_conflict_p. A pointer which points to
7152 memory with alias set zero may access any variable.
7154 2008-04-23 Richard Guenther <rguenther@suse.de>
7156 * alias.c (alias_set_subset_of): Correctly handle asking
7157 if zero is a subset of an alias set with zero child.
7158 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
7159 (compute_flow_insensitive_aliasing): Correctly walk all
7160 pointers. Do not unnecessarily union sets.
7162 2008-04-23 Richard Guenther <rguenther@suse.de>
7165 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
7167 2008-04-22 Tomas Bily <tbily@suse.cz>
7169 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
7171 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
7173 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7174 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7175 * tree-inline.c (estimate_num_insns_1): Likewise.
7176 * varasm.c (const_hash_1, compare_constant, copy_constant)
7177 (compute_reloc_for_constant, output_addressed_constants): Likewise.
7178 * emit-rtl.c (component_ref_for_mem_expr)
7179 (set_mem_attributes_minus_bitpos): Likewise.
7180 * expr.c (highest_pow2_factor, expand_expr_real_1, )
7181 (is_aligning_offset): Likewise.
7182 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
7183 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7184 * dojump.c (do_jump): Likewise.
7185 * builtins.c (get_pointer_alignment, get_memory_rtx)
7186 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
7187 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
7189 2008-04-23 Jakub Jelinek <jakub@redhat.com>
7191 PR rtl-optimization/36017
7192 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
7193 expanding the library call.
7195 2008-04-22 Ian Lance Taylor <iant@google.com>
7197 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
7200 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
7202 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
7203 of LR/CTR moves for Power6.
7205 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7208 * passes.c (init_optimization_passes): Remove
7209 pass_fast_rtl_byte_dce.
7211 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
7214 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
7215 builtin functions to generate faster code.
7216 (_mm_cvtpu16_ps): Ditto.
7217 (_mm_cvtpi32x2_ps): Ditto.
7219 2008-04-22 Nick Clifton <nickc@redhat.com>
7221 * common.opt (ftree-loop-distribution): Add Optimization
7224 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
7225 (frv_expand_builtin_va_start): Likewise.
7227 * config/arm/arm.c (thumb_find_work_register): Fix location of
7228 argument register count.
7230 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7232 Support scheduling for ColdFire V1 and V3 microarchitecture.
7233 Improve scheduling of multiplication instructions.
7235 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
7236 (mac): New instruction attribute.
7237 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
7238 (m68k_sched_mac): New variable.
7239 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7240 Handle cfv1 and cfv3.
7241 (max_insn_size): New static variable.
7242 (struct _sched_ib): New type.
7243 (sched_ib): New static variable.
7244 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7245 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7246 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7248 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7249 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7250 new variables. Update.
7251 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7252 Add modeling of cfv3 instruction buffer. Update.
7253 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7254 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7255 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7256 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7257 a particular reservation applies to.
7258 (type2): Reorganize attribute values. Rename alu to alu_reg,
7259 alu_l to alu, move_l to omove. Join move to alu. Split mul
7261 (cf_ib_*): Simplify description of instruction buffer.
7262 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7263 (cf_mem): Split into cf_mem1 and cf_mem2.
7264 (cf_v2_move_??): Rename to cfv12_alu_??.
7265 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7266 (cf_v2_mul_??): Remove reservations.
7267 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7268 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7269 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7271 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7272 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7273 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7274 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7275 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7276 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7277 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7278 expansions of the above reservations for instructions of sizes
7281 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7283 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7285 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7287 * coverage.c: Include tree-pass.h.
7288 (coverage_counter_alloc): Print da_file_name to the dump file.
7290 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7292 * sbitmap.c (sbitmap_range_empty_p): New function.
7293 * sbitmap.h (sbitmap_range_empty_p): New function.
7294 * bitmap.h: Now includes obstack.h.
7296 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7297 Kenneth Zadeck <zadeck@naturalbridge.com>
7299 * dbgcnt.def (ra_byte_scan): Added.
7300 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7301 when the last hit happens for a counter.
7302 * timevar.def (TV_DF_BYTE_LR): New variable.
7303 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7304 * passes.c (pass_fast_rtl_byte_dce): New pass.
7305 * fwprop.c (update_df): Added mode to call df_ref_create.
7306 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7307 DF_REF_EXTRACT_OFFSET.
7308 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7309 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7311 (df_ref_extract): Added mode field.
7312 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7313 DF_REF_EXTRACT_OFFSET.
7314 (DF_REF_EXTRACT_MODE): New macro.
7315 (df_byte_lr_bb_info): New structure.
7316 (df_print_byte_regset, df_compute_accessed_bytes,
7317 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7318 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7319 df_byte_lr_simulate_uses,
7320 df_byte_lr_simulate_artificial_refs_at_top,
7321 df_byte_lr_simulate_artificial_refs_at_end,
7322 df_compute_accessed_bytes): New function.
7323 (df_ref_create): Add parameter.
7324 (df_byte_lr_get_bb_info): New inline function.
7325 * df-scan.c (df_ref_record, df_uses_record,
7326 df_ref_create_structure): Added mode parameter.
7327 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7328 df_defs_record, df_uses_record, df_get_conditional_uses,
7329 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7330 df_entry_block_defs_collect, df_exit_block_uses_collect):
7331 Added mode parameter to calls to df_ref_record, df_uses_record,
7332 df_ref_create_structure.
7333 (df_ref_equal_p, df_ref_compare): Added test for modes.
7334 (df_ref_create_structure): Added code to set mode. Renamed
7335 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7336 DF_REF_EXTRACT_OFFSET.
7337 * df-core.c (df_print_byte_regset): New function.
7338 * df-byte-scan.c: New file.
7339 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7340 calls to BITMAP_FREE.
7341 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7342 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7343 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7344 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7345 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7346 df_byte_lr_local_compute, df_byte_lr_init,
7347 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7348 df_byte_lr_transfer_function, df_byte_lr_free,
7349 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7350 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7351 df_byte_lr_simulate_uses,
7352 df_byte_lr_simulate_artificial_refs_at_top,
7353 df_byte_lr_simulate_artificial_refs_at_end): New function.
7354 * dce.c (byte_dce_process_block): New function.
7355 (dce_process_block): au is now passed in rather than computed
7356 locally. Changed loops that look at artificial defs to not look
7357 for conditional or partial ones, because there never are any.
7358 (fast_dce): Now is able to drive byte_dce_process_block or
7359 dce_process_block depending on the kind of dce being done.
7360 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7361 (rest_of_handle_fast_byte_dce): New function.
7362 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7363 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7365 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7368 * gcc.h: Added fortran options that take arguments to
7369 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7372 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7374 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7375 scalarization if on the LHS and not a full access.
7377 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7379 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7381 2008-04-18 Rafael Espindola <espindola@google.com>
7383 * tree-vrp.c (find_case_label_index): Fix the binary search.
7384 (find_case_label_range): New.
7385 (vrp_visit_switch_stmt): Use find_case_label_range.
7386 (simplify_switch_using_ranges): Use find_case_label_range.
7388 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7390 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7391 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7393 2008-04-18 Tom Tromey <tromey@redhat.com>
7396 * doc/cpp.texi (Implementation-defined behavior): Mention
7399 2008-04-18 Ian Lance Taylor <iant@google.com>
7401 * fold-const.c (pointer_may_wrap_p): New static function.
7402 (fold_comparison): Add another test for pointer overflow. Use
7403 pointer_may_wrap_p to disable some false positives.
7405 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7407 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7408 (fname_as_string): Match updated cpp_interpret_string prototype.
7409 (fix_string_type): Support char16_t* and char32_t*.
7410 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7411 derivative) nodes. Register as builtin if C++0x.
7412 (c_parse_error): Support CPP_CHAR{16,32}.
7413 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
7414 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
7415 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
7416 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
7417 CTI_CHAR32_ARRAY_TYPE>: New elements.
7418 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
7419 char32_type_node, signed_char32_type_node, char16_array_type_node,
7420 char32_array_type_node): New defines.
7421 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
7422 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
7423 (lex_string): Support CPP_STRING{16,32}, match updated
7424 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
7425 (lex_charconst): Support CPP_CHAR{16,32}.
7426 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
7427 and CPP_STRING{16,32}.
7429 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
7432 * aclocal.m4: Regenerate.
7433 * configure: Regenerate.
7435 2008-04-18 Jan Hubicka <jh@suse.cz>
7437 * except.c (dw2_size_of_call_site_table,
7438 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7440 * cgraphbuild.c (build_cgraph_edges): Update.
7441 * tree-pass.h: Update comment.
7442 * final.c (leaf_function_p): Update.
7443 (leaf_renumber_regs): Update.
7444 (rest_of_clean_state): Update.
7445 * omp-low.c (expand_omp_parallel): Update.
7446 * ipa-reference.c (analyze_function): Update.
7447 * reorg.c (find_end_label): Update.
7448 (optimize_skip): Update.
7449 (fill_simple_delay_slots): Update.
7450 (fill_simple_delay_slots): Update.
7451 (make_return_insns): Update.
7452 (dbr_schedule): Update.
7453 * gimple-low.c (record_vars_into): Update.
7454 * cfgbuild.c (make_edges): Update.
7455 * function.c (assign_stack_local): Update.
7456 (assign_parm_adjust_stack_rtl): Update.
7457 (locate_and_pad_parm): Update.
7458 (allocate_struct_function): Do not initialize stack_alignment_needed
7459 and preferred_stack_boundary here.
7460 (stack_protect_prologue): Update.
7461 (stack_protect_epilogue): Update.
7462 (expand_function_start): Initialize stack_alignment_needed,
7463 preferred_stack_boundary and max_jumptable_ents.
7464 (expand_function_end): Update.
7465 (free_after_compilation): Do not NULLify epilogue_delay_list.
7466 * function.h (struct rtl_data): Add stack_protect_guard,
7467 stack_alignment_needed,
7468 preferred_stack_boundary, epilogue_delay_list.
7469 (struct function): Remove value_histograms, stack_alignment_needed,
7470 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7472 unexpanded_var_list, stack_protect_guard.
7473 (current_function_epilogue_delay_list): Remove.
7474 * ipa-type-escape.c (analyze_function): Update.
7475 * gimplify.c (pop_gimplify_context): Update comment.
7476 * calls.c (expand_call): Update.
7477 (emit_library_call_value_1): Update.
7478 * except.c (set_nothrow_function_flags): Update.
7479 * cfgexpand.c (get_decl_align_unit): Update.
7480 (create_stack_guard): Update.
7481 (estimated_stack_frame_size): Update.
7482 (expand_used_vars): Update.
7483 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7484 * explow.c (allocate_dynamic_stack_space): Update.
7485 * tree-ssa-live.c (remove_unused_locals): Update.
7486 * varasm.c (mark_constant_pool): Update.
7487 * tree-inline.c (remap_decls): Update.
7488 (initialize_cfun): Update.
7489 (declare_return_variable): Update.
7490 (inline_forbidden_p): Update.
7491 (expand_call_inline): Update.
7492 (declare_inline_vars): Update.
7493 (tree_function_versioning): Update.
7494 * tree-flow.h (value_histograms): New.
7495 (VALUE_HISTOGRAMS): New macro.
7496 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7498 * tree-cfg.c (set_bb_for_stmt): Update.
7499 (replace_by_duplicate_decl): Update.
7500 (move_block_to_fn): Update.
7501 (new_label_mapper): Update.
7502 (dump_function_to_file): Update.
7503 * ipa-struct-reorg.c (build_data_structure): Update.
7504 * cfgrtl.c (print_rtl_with_bb): Update.
7505 * reload1.c (reload): Update.
7507 * config/i386/i386.c (setup_incoming_varargs_64,
7508 ix86_compute_frame_layout): Update.
7509 * config/arc/arc.c (arc_output_function_epilogue): Update.
7511 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7513 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7514 for FreeBSD as well.
7515 * gthr-posix95.h: Likewise.
7517 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7519 PR rtl-optimization/35838
7520 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7521 out the byte offset of the first subreg.
7523 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7525 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7526 to split_ti instead of three separate calls with single member arrays.
7527 (subti3 splitter): Ditto.
7528 (adddi3 splitter): Ditto with split_di.
7529 (subdi3 splitter): Ditto.
7530 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7531 two separate calls with single member arrays. Swap match_dup
7532 operands 1 and 2 to better fit into the array.
7533 (negdi2 splitter): Ditto with split_di.
7534 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7535 two separate calls with single member arrays. Swap match_dup operands
7536 6 and 7 to better fit into the array.
7538 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7540 * config/i386/i386.c (sse_builtin_type): New.
7541 (bdesc_sse_args): Likewise.
7542 (bdesc_sse_3arg): Removed.
7543 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7544 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7545 IX86_BUILTIN_ROUNDPS.
7546 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7547 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7548 IX86_BUILTIN_ROUNDPS.
7549 (ix86_expand_sse_4_operands_builtin): Removed.
7550 (ix86_expand_sse_operands_builtin): New.
7551 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7552 and CODE_FOR_sse4_1_roundps.
7553 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7554 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7556 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7559 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7560 regs before frame pop when needed. If use_backchain_to_restore_sp
7561 then load backchain into a temp reg to restore vr and vrsave. Add
7562 code to restore vr after frame pop if possible.
7564 2008-04-17 Richard Guenther <rguenther@suse.de>
7566 * tree-vn.c (expressions_equal_p): Do not check type
7567 equality or compatibility before calling operand_equal_p.
7568 * fold-const.c (operand_equal_p): Check equivalence of
7569 integer constants before bailing out due to signedness or
7570 precision differences.
7571 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7572 spurious differences in type qualification. Ignore types
7573 for COMPONENT_REFs at all.
7575 2008-04-17 Christian Bruel <christian.bruel@st.com>
7577 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7578 msw_skip comparison.
7580 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7583 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7586 PR tree-optimization/35899
7587 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7588 rather than TREE_OPERAND.
7590 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7593 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7594 temporary registers. Change operand predicate to general_operand.
7595 (remainderxf3): Ditto.
7597 2008-04-16 Richard Guenther <rguenther@suse.de>
7599 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7600 * tree-affine.c (aff_combination_expand): Look through some
7603 2008-04-15 Doug Kwan <dougkwan@google.com>
7605 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7607 * tree-pretty-print.c (dump_generic_node): Ditto.
7608 * final.c (output_addr_const): Ditto.
7609 * dwarf2out.c (output_cfi): Ditto.
7610 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7611 * print-rtl.c (print_rtx): Ditto.
7612 * print-tree.c (print_node_brief, print_node): Ditto.
7613 * c-common.c (match_case_to_enum_1): Ditto.
7614 * sched-vis.c (print_value): Ditto.
7615 * config/i386/i386.c (print_operand): Cast to long unsigned int
7618 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7619 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7620 MS Windows VirtualProtect function.
7622 2008-04-15 Jan Hubicka <jh@suse.cz>
7624 * gengtype.c (write_root): Param_is argument is OK.
7625 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7626 * function.h: Include varray.h
7627 (rtl_eh): New stucture based on except.c one.
7628 (call_site_record): New forward declaration and vector type.
7629 * calls.c (emit_call_1): Do not call
7630 note_current_region_may_contain_throw.
7631 * except.c (eh_status): Remove cur_region, try_region since they are
7633 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7634 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7635 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7636 Remove call_site_data_used, call_site_data_size.
7637 Turn call_site_record into vector in function.h.
7638 (note_current_region_may_contain_throw): Remove.
7639 (get_exception_pointer, get_exception_filter): Do not take struct
7640 function argument; update.
7641 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7642 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7643 build_post_landing_pads, dw2_build_landing_pads,
7644 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7645 sjlj_emit_function_enter, sjlj_emit_function_enter,
7646 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7647 sjlj_build_landing_pads, finish_eh_generation,
7648 remove_exception_handler_label, remove_eh_handler,
7649 maybe_remove_eh_handler, add_reachable_handler,
7650 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7651 add_action_record, collect_one_action_chain, add_call_site,
7652 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7653 sjlj_output_call_site_table, output_function_exception_table,
7654 * except.h (note_current_region_may_contain_throw): Remove
7655 (get_exception_pointer, get_exception_filter): Do not take struct
7657 * Makefile.in (GTFILES): Put varargs before struct function.
7659 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7661 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7662 punt for STRING_CST.
7663 (get_constraint_for): Deal with STRING_CST here instead.
7665 2008-04-15 Richard Guenther <rguenther@suse.de>
7667 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7668 statements in a basic-block with a backward walk. Do not
7669 substitute into dead statements but instead remove those.
7671 2008-04-15 Richard Guenther <rguenther@suse.de>
7673 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7674 to zero, thus disable creation of SFTs.
7676 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7678 * tree-predcom.c (suitable_reference_p): Return false if the
7679 reference can throw.
7681 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7684 * c-decl.c (finish_decl): If extern or static var has variable
7685 size, set TREE_TYPE (decl) to error_mark_node.
7687 2008-04-15 Rafael Espindola <espindola@google.com>
7689 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7692 2008-04-15 Richard Guenther <rguenther@suse.de>
7694 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7695 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7696 (visit_reference_op_load): Do walk vuse-vdef chains on
7697 vn_reference_lookup.
7698 (visit_reference_op_store): But do not here.
7699 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7700 vn_reference_lookup.
7701 (vn_lookup_with_vuses): But do so here.
7703 2008-04-14 Ian Lance Taylor <iant@google.com>
7705 * fold-const.c (fold_overflow_warning): Remove assertion.
7707 2008-04-15 Ben Elliston <bje@au.ibm.com>
7709 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7710 temp1 local variables.
7712 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7715 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7716 ".text.unlikely" section as executable.
7718 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7720 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7721 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7722 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7723 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7724 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7725 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7726 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7728 2008-04-14 Ian Lance Taylor <iant@google.com>
7730 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7731 * fold-const.c (fold_comparison): If appropriate, test
7732 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7733 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7734 reassociating a pointer type.
7735 * doc/invoke.texi (Optimize Options): Document that
7736 -fstrict-overflow applies to pointer wraparound.
7738 2008-04-13 Jan Hubicka <jh@suse.cz>
7740 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7742 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7744 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7745 we are going to "save the world".
7747 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7749 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7750 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7751 operand 0 constraint, not "=".
7753 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7755 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7757 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7759 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7760 of size of positions_needed * CHAR_BIT.
7762 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7765 * dse.c (store_info): Change positions_needed to unsigned
7767 (lowpart_bitmask): New.
7768 (record_store): Cast to unsigned HOST_WIDE_INT for
7769 positions_needed. Assert width <= size of positions_needed *
7770 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7771 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7772 lowpart_bitmask to set mask.
7774 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7776 * config/bfin/constraints.md: New file.
7777 * config/bfin/bfin.md: Include it.
7778 (adddi3): Use satisfies_constraint functions instead of the old macros.
7779 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7780 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7781 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7782 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7783 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7784 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7785 EXTRA_CONSTRAINT): Delete.
7786 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7787 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7789 * config/bfin/bfin.c: Include "tm-constrs.h".
7790 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7791 Use satisfies_constraint functions instead of the old macros.
7792 * doc/md.texi (Blackfin Constraints): Update file name reference.
7794 2008-04-11 Richard Guenther <rguenther@suse.de>
7796 PR tree-optimization/35869
7797 * tree-vrp.c (execute_vrp): Move switch statement update after
7798 jump threading. Schedule another cfg cleanup run.
7800 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7803 * attribs.c (decl_attributes): Return early on errorneous node.
7805 2008-04-10 Oleg Ryjkov <olegr@google.com>
7807 * tree.h (struct tree_base): Added a new flag default_def_flag.
7808 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7810 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7812 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7814 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7817 * pa.md: Define mode iterator P. Define mode attribute dwc.
7818 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7819 (icacheflush): Likewise.
7820 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7821 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7823 2008-04-11 Ben Elliston <bje@au.ibm.com>
7825 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7827 2008-04-10 Rafael Espindola <espindola@google.com>
7829 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7830 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7831 (extract_range_from_expr): The same.
7833 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7835 * config/mips/mips.md (GPR2): New mode iterator.
7837 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7838 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7839 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7840 Rewrite these to take two modes, the mode of comparison and the
7841 mode of the destination.
7842 * config/mips/mips.c (mips_expand_scc): Instead of having
7843 paradoxical subreg as destination, expand "narrowing" scc if mode
7844 of comparison is SI and target is requested in DI mode.
7845 (mips_emit_int_order_test): Update comment. Make mode of
7846 comparison match CMP0 rather than TARGET. When creating inverse
7847 target use mode of TARGET.
7849 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7851 * gcov-dump.c (tag_summary): Only print summaries for the first
7852 GCOV_COUNTERS_SUMMABLE counters.
7854 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7856 * config/i386/i386.md (absneg): New code iterator.
7857 (absnegprefix): New code attribute.
7858 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7859 patterns using absneg code iterator.
7860 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7861 using absneg code iterator.
7862 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7863 *neg<mode>2 patterns using absneg code iterator.
7864 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7865 *negextendsfdf2 patterns using absneg code iterator.
7866 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7867 *negextendsfxf2 patterns using absneg code iterator.
7868 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7869 *negextendsfdf2 patterns using absneg code iterator.
7870 * config/i386/sse.md (<code><mode>2): Macroize expander from
7871 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7873 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7875 * config/s390/s390.h: Remove the remains of the recent search
7876 & replace action of current_function_outgoing_args_size.
7878 2008-04-10 Ira Rosen <irar@il.ibm.com>
7880 PR tree-optimization/35821
7881 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7882 NEW_STMT_LIST is not NULL.
7884 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7887 * toplev.c (process_options): Remove -ffunction-sections debugging
7890 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7892 PR middle-end/PR28690
7893 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7894 than gen_rtx_fmt_ee to perform more canonicalizations.
7896 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7899 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7901 2008-04-09 Richard Guenther <rguenther@suse.de>
7903 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7904 (dump_function_to_file): Dump function arguments with types.
7906 2008-04-08 Richard Guenther <rguenther@suse.de>
7908 * fold-const.c (fold_widened_comparison): Do not allow
7909 sign-changes that change the result.
7911 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7914 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7915 kinds of indirect references.
7917 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7919 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7920 GNU Fortran language string.
7922 2008-04-08 Rafael Espindola <espindola@google.com>
7924 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7925 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7926 * tree.h (tree_call_nonnegative_warnv_p): New.
7928 2008-04-08 Jan Hubicka <jh@suse.cz>
7930 * function.c (free_after_compilation): Clear out regno_reg_rtx
7933 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7936 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7938 PR middle-end/PR28690
7939 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7940 same precedence as REG_POINTER and MEM_POINTER operands.
7942 2008-04-08 Richard Guenther <rguenther@suse.de>
7945 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7946 for adding index to base.
7948 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7950 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7951 (MINGW_ENABLE_EXECUTE_STACK): New.
7952 (IN_LIBGCC2): For libgcc include windows.h file for
7953 function declarations.
7955 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7957 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7958 and tem2 if tem1 is not a REG or MULT.
7960 2008-04-08 Jan Hubicka <jh@suse.cz>
7962 * function.h (incomming_args): Break out of struct function.
7963 (function_subsections): Break out of struct function.
7964 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7965 return_rtx and hard_reg_initial_vals from struct function.
7966 Kill inl_max_label_num.
7967 (current_function_pops_args, current_function_args_info,
7968 current_function_args_size, current_function_args_size,
7969 current_function_pretend_args_size,
7970 current_function_outgoing_args_size,
7971 current_function_internal_arg_pointer, current_function_return_rtx):
7972 Kill compatibility accestor macros.
7973 * builtins.c (expand_builtin_apply_args_1): Update.
7974 (expand_builtin_next_arg): Update.
7975 * df-scan.c (df_get_call_refs): Update.
7976 * dbxout.c (dbxout_function_end): Update.
7977 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7978 (output_line_info): Update.
7979 (secname_for_decl): Update.
7980 (dwarf2out_var_location): Update.
7981 * function.c (free_after_compilation): Update.
7982 (assign_parm_find_stack_rtl): Update.
7983 (assign_parms): Update.
7984 (expand_dummy_function_end): Update.
7985 (expand_function_end): Update.
7986 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7987 (expand_call): Update.
7988 (emit_library_call_value_1): Update.
7989 (store_one_arg): Update.
7990 * varasm.c (initialize_cold_section_name): Update.
7991 (unlikely_text_section): Update.
7992 (unlikely_text_section_p): Update.
7993 (assemble_start_function): Update.
7994 (assemble_end_function): Update.
7995 (default_section_type_flags): Update.
7996 (switch_to_section): Update.
7997 * integrate.c (set_decl_abstract_flags): Update.
7998 (get_hard_reg_initial_val): Update.
7999 (has_hard_reg_initial_val): Update.
8000 (allocate_initial_values): Update.
8001 * resource.c (init_resource_info): Update.
8002 * config/alpha/alpha.c (NUM_ARGS): Update.
8003 (direct_return): Update.
8004 (alpha_va_start): Update.
8005 (alpha_sa_size): Update.
8006 (alpha_initial_elimination_offset): Update.
8007 (alpha_expand_prologue): Update.
8008 (alpha_start_function): Update.
8009 (alpha_expand_epilogue): Update.
8010 (unicosmk_initial_elimination_offset):
8011 * config/alpha/alpha.md (call expander): Update.
8012 * config/s390/s390.c (s390_register_info): Update.
8013 (s390_register_info): Update.
8014 (s390_frame_info): Update.
8015 (s390_initial_elimination_offset): Update.
8016 (s390_build_builtin_va_list): Update.
8017 (s390_va_start): Update.
8018 * config/spu/spu.c (direct_return): Update.
8019 (spu_expand_prologue): Update.
8020 (spu_initial_elimination_offset): Update.
8021 (spu_build_builtin_va_list): Update.
8022 (spu_va_start): Update.
8023 * config/sparc/sparc.c (sparc_init_modes): Update.
8024 (sparc_compute_frame_size): Update.
8025 (function_value): Update.
8026 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
8027 * config/i386/i386.md (return expander): Update.
8028 * config/i386/i386.c (ix86_va_start): Update.
8029 (ix86_can_use_return_insn_p): Update.
8030 (ix86_compute_frame_layout): Update.
8031 (ix86_expand_epilogue): Update.
8032 * config/sh/sh.c (output_stack_adjust): Update.
8033 (calc_live_regs): Update.
8034 (sh_expand_prologue): Update.
8035 (sh_builtin_saveregs): Update.
8036 (sh_va_start): Update.
8037 (initial_elimination_offset): Update.
8038 (sh_allocate_initial_value): Update.
8039 (sh_function_ok_for_sibcall): Update.
8040 (sh_get_pr_initial_val): Update.
8041 * config/sh/sh.md (return expander): Update.
8042 * config/avr/avr.c (frame_pointer_required_p): UPdate.
8043 * config/crx/crx.c (crx_compute_frame): UPdate.
8044 (crx_initial_elimination_offset): UPdate.
8045 * config/xtensa/xtensa.c (compute_frame_size): Update
8046 (xtensa_builtin_saveregs): Update.
8047 (xtensa_va_start): Update.
8048 (order_regs_for_local_alloc): Update.
8049 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
8050 (xstormy16_expand_builtin_va_start): Update.
8051 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
8052 * config/m68hc11/m68hc11.md (return expanders): Update.
8053 * config/m68hc11/m68hc11.c (expand_prologue): Update.
8054 (expand_epilogue): Update.
8055 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
8056 (cris_simple_epilogue): Update.
8057 (cris_expand_prologue): Update.
8058 (cris_expand_epilogue): Update.
8059 * config/iq2000/iq2000.c (iq2000_va_start): Update.
8060 (compute_frame_size): Update.
8061 * config/mt/mt.c (mt_compute_frame_size): Update.
8062 * config/mn10300/mn10300.c (expand_prologue): Update.
8063 (expand_epilogue): Update.
8064 (initial_offset): Update.
8065 (mn10300_builtin_saveregs):
8066 * config/mn10300/mn10300.md (return expander): Update.
8067 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8068 (ia64_initial_elimination_offset): Update.
8069 (ia64_initial_elimination_offset): Update.
8070 (ia64_expand_prologue): Update.
8071 * config/m68k/m68k.md (return expander): Update.
8072 * config/rs6000/rs6000.c (rs6000_va_start): Update.
8073 (rs6000_stack_info): Update.
8074 * config/mcore/mcore.c (layout_mcore_frame): Update.
8075 (mcore_expand_prolog): Update.
8076 * config/arc/arc.c (arc_compute_frame_size): Update.
8077 * config/score/score3.c (score3_compute_frame_size): Update.
8078 * config/score/score7.c (score7_compute_frame_size): Update.
8079 * config/arm/arm.c (use_return_insn): Update.
8080 (thumb_find_work_register): Update.
8081 (arm_compute_save_reg_mask): Update.
8082 (arm_output_function_prologue): Update.
8083 (arm_output_epilogue): Update.
8084 (arm_size_return_regs): Update.
8085 (arm_get_frame_offsets): Update.
8086 (arm_expand_prologue): Update.
8087 (thumb_exit): Update.
8088 (thumb_unexpanded_epilogue): Update.
8089 (thumb1_output_function_prologue): Update.
8090 * config/pa/pa.md (return expander): Update.
8091 * config/pa/pa.c (compute_frame_size): Update.
8092 (hppa_builtin_saveregs): Update.
8093 * config/mips/mips.c (mips_va_start): Update.
8094 (mips16_build_function_stub): Update.
8095 (mips_compute_frame_info): Update.
8096 (mips_restore_gp): Update.
8097 (mips_output_function_prologue): Update.
8098 (mips_expand_prologue): Update.
8099 * config/v850/v850.c (compute_frame_size): Update.
8100 (expand_prologue): * config/mmix/mmix.c (along): update.
8101 (mmix_initial_elimination_offset): update.
8102 (mmix_reorg): update.
8103 (mmix_use_simple_return): update.
8104 (mmix_expand_prologue): update.
8105 (mmix_expand_epilogue): Update.
8106 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8107 (emit_link_insn): Update.
8109 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8111 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8112 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8114 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8117 2008-04-07 Jan Hubicka <jh@suse.cz>
8119 * function.h (rtl): Rename to x_rtl.
8121 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8122 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8123 used_temp_slots avail_temp_slots, temp_slot_level,
8124 nonlocal_goto_handler_labels): Update accesstors.
8125 (rtl): New global variable.
8126 (struct function): Move some fileds to rtl_data.
8127 (get_arg_pointer_save_area): Update prototype.
8128 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8129 get_arg_pointer_save_area.
8130 * expr.c (init_expr): Update
8131 * function.c (get_frame_size): Update
8132 (assign_stack_local): Update
8133 (expand_function_end): Update.
8134 (get_art_pointer_save_area): Update
8136 * emit-rtl.c (rtl): Declare.
8137 (regno_reg_rtx): Declare.
8138 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8140 (gen_reg_rtx): Update.
8141 * varasm.c (n_deferred_constatns): Update accestor.
8142 (init_varasm_status): Do not allocate varasm_status.
8143 (force_const_mem, get_pool_size, output_constant_pool): Update.
8144 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8145 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8146 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
8147 * sparc/sparc.h (INIT_EXPANDERS): Update.
8148 * ia64/ia64.h (INIT_EXPANDERS): Update.
8150 2008-04-07 James E. Wilson <wilson@tuliptree.org>
8152 * reload.c (push_secondary_reload): Add missing break to for loop.
8154 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8156 PR middle-end/PR28690
8157 * rtlanal.c: Update copyright years.
8158 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
8159 as REG_POINTER and MEM_POINTER operands.
8160 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
8161 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
8162 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
8163 * gcse.c: Update copyright years.
8164 (pre_delete): Call gen_reg_rtx_and_attrs.
8165 (hoist_code): Likewise.
8166 (build_store_vectors): Likewise.
8167 (delete_store): Likewise.
8168 * loop-invariant.c (move_invariant_reg): Likewise.
8169 Update copyright years.
8171 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
8173 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
8174 control string instead of quoted.
8176 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8178 * doc/rtl.texi: Rewrite of subreg section.
8180 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
8183 * config/i386/i386.c (legitimize_pic_address): Add treating
8184 of dllimport SYM_REF's.
8185 (legitimize_dllimport_symbol): Add prototype.
8187 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8189 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
8190 reference in constructor with non self-referential type.
8192 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8194 Removal of Return with Depressed Stack Pointer support
8195 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
8196 (ECF_SP_DEPRESSED): Likewise.
8197 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
8198 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8199 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8200 (expand_call): Do not test ECF_SP_DEPRESSED.
8201 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8202 * function.c (keep_stack_depressed): Delete.
8203 (handle_epilogue_set): Likewise.
8204 (update_epilogue_consts): Likewise.
8205 (emit_equiv_load): Likewise.
8206 (thread_prologue_and_epilogue_insns): Remove support for Return with
8207 Depressed Stack Pointer.
8208 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8210 2008-04-06 Richard Guenther <rguenther@suse.de>
8212 PR tree-optimization/35400
8213 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
8214 information from SSA_NAMEs.
8216 2008-04-06 Anatoly Sokolov <aesok@post.ru>
8218 * config/avr/avr.h (avr_mega_p): Remove declaration.
8219 (AVR_MEGA): Remove macro.
8220 * config/avr/avr.c (avr_mega_p): Remove variable.
8221 (avr_override_options): Remove inicializion of avr_mega_p.
8222 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8223 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8224 (avr_jump_mode): (Ditto.).
8225 (avr_output_progmem_section_asm_op): (Ditto.).
8226 (avr_asm_init_sections): (Ditto.).
8227 (avr_asm_init_sections): (Ditto.).
8228 (avr_rtx_costs): (Ditto.).
8229 * config/avr/avr.md: (Ditto.).
8230 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
8233 2008-04-06 Richard Guenther <rguenther@suse.de>
8235 PR tree-optimization/35842
8236 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
8237 is_gimple_invariant_address.
8239 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8241 * gcc.c (default_compilers): Sync Fortran extensions list with
8242 that in fortran/lang-specs.h.
8243 * doc/invoke.texi: Likewise.
8244 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8245 * dwarf2out.c (gen_compile_unit_die): Likewise.
8247 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8249 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8251 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8254 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8255 attribute is used for nested functions.
8257 2008-04-05 Jan Hubicka <jh@suse.cz>
8259 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8261 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8263 (dump_files): Update.
8264 (enable_rtl_dump_file): Do not accept letter argument.
8265 * tree-pass.h (dump_file_info): Remove letter argument.
8266 * toplev.c (decode_d_option): Update -da handling.
8267 * toplev.h (enable_rtl_dump_file): Update prototype.
8268 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8269 it out based on pass type.
8270 (register_dump_files_1): Likewise.
8271 (init_optimization_passes): Update register_one_dump_file calls.
8272 (execute_one_pass): Sanity check that IPA passes are called at IPA
8273 level and RTL passes at RTL level.
8274 (execute_pass_list): IPA pass can not be after or subpass of
8276 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8277 disallov RTL subpasses of IPA subpasses.
8279 2008-04-05 Ben Elliston <bje@au.ibm.com>
8281 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8282 builtins that return exactly once and do not throw. Cache call to
8285 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8287 PR rtl-optimization/34916
8289 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8290 between instruction pairs.
8292 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8294 * doc/invoke.texi: Document -mbitops for SH.
8295 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8296 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8297 * config/sh/sh.c (print_operand): Add %t operand code.
8298 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8299 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8300 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8301 (extendqihi2): Likewise.
8302 (movqi_i): Likewise.
8303 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8304 (extv): Use bld instruction for SH2A if possible.
8306 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8307 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8308 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8309 (bset.b, bclr.b): Define peepholes.
8310 * config/sh/sh.opt (mbitops): New option.
8312 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8315 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8316 and view convert expression.
8318 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8321 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8323 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8325 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8327 * config/i386/cpuid.h (bit_AES): New.
8328 (bit_PCLMUL): Likewise.
8330 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8331 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8332 SSE2 if AES or PCLMUL is enabled.
8333 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8334 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8335 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8336 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8337 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8338 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8339 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8340 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8341 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8342 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8343 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8344 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8345 __builtin_ia32_aeskeygenassist128 and
8346 __builtin_ia32_pclmulqdq128.
8347 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8348 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8349 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8351 * config/i386/i386.h (TARGET_AES): New.
8352 (TARGET_PCLMUL): Likewise.
8353 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8355 * config/i386/i386.md (UNSPEC_AESENC): New.
8356 (UNSPEC_AESENCLAST): Likewise.
8357 (UNSPEC_AESDEC): Likewise.
8358 (UNSPEC_AESDECLAST): Likewise.
8359 (UNSPEC_AESIMC): Likewise.
8360 (UNSPEC_AESKEYGENASSIST): Likewise.
8361 (UNSPEC_PCLMUL): Likewise.
8363 * config/i386/i386.opt (maes): New.
8364 (mpclmul): Likewise.
8366 * config/i386/sse.md (aesenc): New pattern.
8367 (aesenclast): Likewise.
8369 (aesdeclast): Likewise.
8371 (aeskeygenassist): Likewise.
8372 (pclmulqdq): Likewise.
8374 * config/i386/wmmintrin.h: New.
8376 * doc/extend.texi: Document AES and PCLMUL built-in function.
8378 * doc/invoke.texi: Document -maes and -mpclmul.
8380 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8382 * function.c (free_after_parsing): Replace with
8383 cxx_push_function_context from C++ front-end.
8384 (allocate_struct_function): Don't call langhook.
8385 * langhooks.h (struct lang_hooks_for_functions): Delete.
8386 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8388 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8389 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8390 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8391 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8392 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8393 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8394 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8396 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8397 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8399 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8402 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8405 2008-04-04 Richard Guenther <rguenther@suse.de>
8408 * fold-const.c (optimize_minmax_comparison): Use the correct
8409 type for the constant in the simplified comparison.
8411 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
8413 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
8414 Pass L2 size as "--param l2-cache-size" to the compiler.
8415 (decode_l2_cache): New function to decode L2 cache parameters using
8416 0x8000006 extended cpuid function.
8417 (detect_caches_amd): Determine parameters of L2 cache using
8418 decode_l2_caches function.
8419 (decode_caches_intel): Decode L2 cache parameters.
8420 (detect_caches_intel): Determine L2 cache parameters using
8421 decode_caches_intel and decode_l2_caches functions.
8423 2008-04-03 Bob Wilson <bob.wilson@acm.org>
8425 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
8426 secondary input reload for subword loads from the constant pool.
8428 2008-04-03 Janis Johnson <janis187@us.ibm.com>
8431 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
8432 constants of the appropriate size for runtime calculations.
8435 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8436 decimal-float literal constant zero.
8438 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8441 * c-parser.c (c_parser_omp_atomic): Call
8442 default_function_array_conversion on the RHS.
8445 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8446 call is_variable_sized if decl has incomplete type.
8448 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8450 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8452 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8454 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8456 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8457 (sgt<u>): Merge sgt and sgtu into new expander.
8458 (sgt, sgtu): Remove expanders.
8459 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8460 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8461 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8462 *sgtu_<mode>_mips16 into new pattern.
8463 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8464 (sge<u>): Merge sge and sgeu into new expander.
8465 (sge, sgeu): Remove expanders.
8466 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8468 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8469 (slt<u>): Merge slt and sltu into new expander.
8470 (slt, sltu): Remove expanders.
8471 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8472 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8473 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8474 *sltu_<mode>_mips16 into new pattern.
8475 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8476 (sle<u>): Merge sle and sleu into new expander.
8477 (sle, sleu): Remove expanders.
8478 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8479 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8480 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8481 *sleu_<mode>_mips16 into new pattern.
8482 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8484 2008-04-03 Jan Hubicka <jh@suse.cz>
8486 PR tree-optimization/35795
8487 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8488 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8489 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8490 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8491 * score/score3.c (score3_output_mi_thunk): Likewise.
8492 * score/score7.c (score7_output_mi_thunk): Likewise.
8493 * mips/mips.c (mips_output_mi_thunk): Likewise.
8495 2008-04-03 Richard Guenther <rguenther@suse.de>
8497 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8498 conversions. Simplify code.
8500 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8502 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8504 2008-04-03 Tom Tromey <tromey@redhat.com>
8505 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8507 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8508 * config/bfin/t-bfin-linux (generated_files): Add
8509 linux-sysroot-suffix.h.
8510 * doc/install.texi (Prerequisites): Require make 3.80.
8511 * doc/sourcebuild.texi (Front End Directory): Document new
8513 * Makefile.in (generated_files): New variable.
8514 (ALL_HOST_OBJS): New variable.
8515 ($(ALL_HOST_OBJS)): New target.
8517 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8519 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8520 (remap_block): Call id->transform_lang_insert_block instead
8522 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8523 Set id.transform_lang_insert_block to NULL.
8524 (clone_body): Move to cp/optimize.c
8525 * tree-inline.h (struct copy_body_data): Change
8526 transform_lang_insert_block to function pointer.
8527 (copy_generic_body, copy_decl_no_change): Export.
8528 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8529 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8530 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8532 * c-tree.h (insert_block): Kill.
8533 * c-decl.c (insert_block): Kill.
8535 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8537 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8538 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8539 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8541 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8542 argument, call {push,pop}_function_context from here.
8543 * c-parser.c: Use c_{push,pop}_function_context.
8545 * function.c (push_function_context_to): Move meat ...
8546 (push_function_context): ... here. Simplify.
8547 * function.c (pop_function_context_from): Move meat ...
8548 (pop_function_context): ... here. Simplify.
8549 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8551 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8552 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8553 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8554 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8556 2008-04-03 Ben Elliston <bje@au.ibm.com>
8558 * expmed.c (extract_force_align_mem_bit_field): Remove.
8560 2008-04-03 Richard Guenther <rguenther@suse.de>
8563 * expr.h (try_casesi): Adjust prototype.
8564 * expr.c (try_casesi): Take fallback label as extra parameter.
8565 Use that for gen_casesi if default_label is NULL.
8566 * stmt.c (expand_case): Pass fallback label to try_casesi,
8567 make sure to fill gaps with a fallback label if default_label
8570 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8573 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8575 2008-04-03 Ben Elliston <bje@au.ibm.com>
8577 * expmed.c (extract_split_bit_field): Remove if (0) code.
8578 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8579 (do_ds_constraint): Likewise.
8581 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8583 * doc/cppopts.texi (-dU): Document.
8584 * c-common.h (flag_dump_macros): Update comment.
8585 * c-opts.c (handle_OPT_d): Handle -dU.
8586 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8587 dump_queued_macros, cb_used_define, cb_used_undef): New.
8588 (init_pp_output): Handle -dU.
8589 (cb_line_change): Call dump_queued_macros.
8590 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8592 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8594 * config/avr/predicates.md (io_address_operand): New predicate.
8595 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8596 * config/avr/avr.c (avr_io_address_p): Remove function.
8597 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8598 'avr_io_address_p' function.
8599 (out_movhi_r_mr): (Ditto.).
8600 (out_movqi_mr_r): (Ditto.).
8601 (out_movhi_mr_r): (Ditto.).
8602 (avr_address_cost): (Ditto.).
8604 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8606 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8607 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8608 in 32bit mode when XMM registers are available to avoid store
8610 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8611 corresponding post-reload splitters.
8613 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8615 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8616 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8617 __builtin_ia32_roundss.
8618 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8619 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8620 __builtin_ia32_roundss.
8621 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8622 IX86_BUILTIN_SHUFPD here.
8624 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8626 * config/i386/i386.md (plogic): New.
8627 (plogicprefix): Likewise.
8629 * config/i386/mmx.md (mmx_<code><mode>3): New.
8630 (mmx_and<mode>3): Removed.
8631 (mmx_ior<mode>3): Likewise.
8632 (mmx_xor<mode>3): Likewise.
8634 * config/i386/sse.md (<code><mode>3): New.
8635 (*<code><mode>3): Likewise.
8636 (*<code><mode>3): Likewise.
8637 (<code><mode>3): Likewise.
8638 (*sse_<code><mode>3): Likewise.
8639 (*sse2_<code><mode>3): Likewise.
8640 (<code>tf3): Likewise.
8641 (*<code>tf3): Likewise.
8642 (and<mode>3): Likewise.
8643 (*and<mode>3): Likewise.
8644 (ior<mode>3): Removed.
8645 (*ior<mode>3): Likewise.
8646 (xor<mode>3): Likewise.
8647 (*xor<mode>3): Likewise.
8648 (*and<mode>3): Likewise.
8649 (*ior<mode>3): Likewise.
8650 (*xor<mode>3): Likewise.
8651 (and<mode>3): Likewise.
8652 (*sse_and<mode>3): Likewise.
8653 (*sse2_and<mode>3): Likewise.
8655 (*andtf3): Likewise.
8656 (ior<mode>3): Likewise.
8657 (*sse_ior<mode>3): Likewise.
8658 (*sse2_ior<mode>3): Likewise.
8660 (*iortf3): Likewise.
8661 (xor<mode>3): Likewise.
8662 (*sse_xor<mode>3): Likewise.
8663 (*sse2_xor<mode>3): Likewise.
8665 (*xortf3): Likewise.
8667 2008-04-02 Richard Guenther <rguenther@suse.de>
8669 PR tree-optimization/14495
8670 PR tree-optimization/34793
8671 * tree-vrp.c (struct switch_update): New structure.
8672 (to_remove_edges, to_update_switch_stmts): New VECs.
8673 (simplify_switch_using_ranges): New function. Remove not taken
8674 case labels and edges.
8675 (simplify_stmt_using_ranges): Call it.
8676 (identify_jump_threads): Mark edges we have queued for removal
8677 so we don't thread them.
8678 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8680 * tree-cfg.c (group_case_labels): Deal with missing default label.
8681 (tree_verify_flow_info): Allow missing default label.
8682 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8683 (emit_case_nodes): Likewise.
8684 (expand_case): Do not rely on the default label to be present.
8685 * expr.c (try_casesi): Deal with NULL default_label.
8686 (do_tablejump): Likewise.
8688 2008-04-02 Richard Guenther <rguenther@suse.de>
8690 PR tree-optimization/14495
8691 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8692 SWITCH_EXPR here ...
8693 (vrp_visit_switch_stmt): ... but here (new function).
8694 (find_case_label_index): New helper function.
8695 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8697 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8699 * fwprop.c: Fix ISO-C99ism.
8701 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8704 * Makefile.in (objdir): Set it here.
8705 * configure.ac: Not here. Find dynamic linker characteristics.
8706 * exec-tool.in: Use them.
8707 * aclocal.m4: Regenerate.
8708 * configure: Regenerate.
8710 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8712 * expr.c (expand_var): Delete it.
8713 * expr.h (expand_var): Delete prototype.
8714 * function.c (expand_function_start): Use expand_decl instead.
8715 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8718 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8720 PR rtl-optimization/35542
8721 * fwprop.c (forward_propagate_and_simplify): Replace
8722 loc_reg_mentioned_in_p with reg_mentioned_p.
8724 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8726 PR rtl-optimization/35281
8727 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8728 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8729 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8730 (varying_mem_p): Move above propagate_rtx.
8731 (all_uses_available_at): Do not check MEMs.
8733 2008-04-02 Rafael Espindola <espindola@google.com>
8735 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8736 (register_edge_assert_for_2): Split the cond argument.
8737 (register_edge_assert_for_1): Adjust for the change in
8738 register_edge_assert_for_2.
8739 (register_edge_assert_for): Split the cond argument.
8740 (find_switch_asserts): Adjust for the change in
8741 register_edge_assert_for.
8743 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8745 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8746 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8747 offsets for 64-bit mingw.
8748 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8749 abi for x86_64-pc-mingw.
8751 2008-04-02 Richard Guenther <rguenther@suse.de>
8753 * tree-vrp.c (extract_range_from_assert): Make sure to not
8754 produce range min/max with TREE_OVERFOW set.
8755 If merging a anti-range and a range keep the anti-range if
8756 the range covers all values of the type.
8757 (register_edge_assert_for_2): Only allow sign-changing
8758 conversions in detecting canonical range checks. Also
8759 register an assert for the unsigned name if useful.
8761 PR tree-optimization/35787
8762 * tree-vrp.c (vrp_val_max): New function.
8763 (vrp_val_min): Likewise.
8764 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8765 (vrp_val_is_min): Likewise.
8766 (supports_overflow_infinity): Use vrp_val_{min,max}.
8767 (negative_overflow_infinity): Likewise.
8768 (positive_overflow_infinity): Likewise.
8769 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8770 (is_positive_overflow_infinity): Likewise.
8771 (is_overflow_infinity): Likewise.
8772 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8773 vrp_val_is_{min,max}.
8774 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8775 to ranges if possible. Avoid empty ranges.
8777 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8780 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8781 the expression is a function address.
8783 2008-04-01 George Helffrich <george@gcc.gnu.org>
8785 PR fortran/35154, fortran/23057
8786 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8787 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8788 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8789 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8791 (dbxout_syms): Check for COMMON-based symbol and wrap in
8792 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8793 in bracket for efficiency.
8795 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8796 using DW_TAG_common_block + member offset.
8797 (add_pubname_string): New function.
8798 (dw_expand_expr): New function to find block name and offset for
8800 (common_check): New function to check whether symbol in Fortran COMMON.
8801 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8803 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8806 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8808 2008-04-02 Ben Elliston <bje@au.ibm.com>
8810 * config/v850/v850.md (casesi): Remove if (0) code.
8811 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8812 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8814 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8816 * config/i386/i386.md (rex64suffix): New mode attribute.
8817 (floathi<mode>2): Disable expander for SSE math.
8818 (*floathi<mode>2_1): New insn insn_and_split pattern.
8819 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8820 corresponding post-reload splitters.
8821 (*floathi<mode>2_i387): New macroized insn pattern.
8822 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8823 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8824 insn_and_split pattern.
8825 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8826 New macroized instruction patterns and corresponding post-reload
8828 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8829 and corresponding post-reload splitters.
8830 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8831 New macroized instruction patterns.
8832 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8833 macroized instruction patterns and corresponding post-reload splitters.
8834 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8835 corresponding post-reload splitters.
8836 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8837 New macroized instruction patterns.
8838 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8839 corresponding post-reload splitters.
8840 (*floatsi<mode>2_i387): New macroized instruction patterns.
8842 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8844 * config/i386/i386.md (smaxmin): New.
8845 (umaxmin): Likewise.
8846 (maxminiprefix): Likewise.
8847 (maxminfprefix): Likewise.
8848 (<code><mode>3): Likewise.
8849 (smin<mode>3): Removed.
8850 (smax<mode>3): Likewise.
8852 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8853 (mmx_<code>v4hi3): Likewise.
8854 (mmx_<code>v8qi3): Likewise.
8855 (mmx_smaxv2sf3): Removed.
8856 (mmx_sminv2sf3): Likewise.
8857 (mmx_umaxv8qi3): Likewise.
8858 (mmx_smaxv4hi3): Likewise.
8859 (mmx_uminv8qi3): Likewise.
8860 (mmx_sminv4hi3): Likewise.
8862 * config/i386/sse.md (<addsub><mode>3): New.
8863 (*<addsub><mode>3): Likewise.
8864 (<sse>_vm<addsub><mode>3): Likewise.
8865 (<maxmin><mode>3): Likewise.
8866 (*<maxmin><mode>3_finite): Likewise.
8867 (*<maxmin><mode>3): Likewise.
8868 (<sse>_vm<maxmin><mode>3): Likewise.
8869 (sse3_h<addsub>v4sf3): Likewise.
8870 (sse3_h<addsub>v2df3): Likewise.
8871 (<maxmin>v16qi3): Likewise.
8872 (*<maxmin>v16qi3): Likewise.
8873 (<maxmin>v8hi3): Likewise.
8874 (*<maxmin>v8hi3): Likewise.
8875 (*sse4_1_<maxmin><mode>3): Likewise.
8876 (*sse4_1_<maxmin><mode>3): Likewise.
8877 (add<mode>3): Removed.
8878 (*add<mode>3): Likewise.
8879 (<sse>_vmadd<mode>3): Likewise.
8880 (sub<mode>3): Likewise.
8881 (*sub<mode>3): Likewise.
8882 (<sse>_vmsub<mode>3): Likewise.
8883 (smin<mode>3): Likewise.
8884 (*smin<mode>3_finite): Likewise.
8885 (*smin<mode>3): Likewise.
8886 (<sse>_vmsmin<mode>3): Likewise.
8887 (smax<mode>3): Likewise.
8888 (*smax<mode>3_finite): Likewise.
8889 (*smax<mode>3): Likewise.
8890 (<sse>_vmsmax<mode>3): Likewise.
8891 (sse3_haddv4sf3): Likewise.
8892 (sse3_haddv2df3): Likewise.
8893 (sse3_hsubv4sf3): Likewise.
8894 (sse3_hsubv2df3): Likewise.
8895 (umaxv16qi3): Likewise.
8896 (*umaxv16qi3): Likewise.
8897 (smaxv8hi3): Likewise.
8898 (*smaxv8hi3): Likewise.
8899 (*sse4_1_smax<mode>3): Likewise.
8900 (*sse4_1_umax<mode>3): Likewise.
8901 (uminv16qi3): Likewise.
8902 (*uminv16qi3): Likewise.
8903 (sminv8hi3): Likewise.
8904 (*sminv8hi3): Likewise.
8905 (*sse4_1_smin<mode>3): Likewise.
8906 (*sse4_1_umin<mode>3): Likewise.
8908 2008-04-01 Rafael Espindola <espindola@google.com>
8910 * tree-cfg.c (verify_expr): remove in_phi.
8911 (verify_stmt): Don't call walk_tree with verify_expr. Use
8912 is_gimple_min_invariant instead of is_gimple_val.
8914 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8916 * doc/include/gpl_v3.texi: Update for manpage generation.
8917 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8919 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8920 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8921 gpl_v3.texi instead of gpl.texi.
8924 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8927 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8929 2008-04-01 Rafael Espindola <espindola@google.com>
8931 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8932 (extract_code_and_val_from_cond): Use
8933 extract_code_and_val_from_cond_with_ops.
8935 2008-04-01 Jan Hubicka <jh@suse.cz>
8937 * function.c (free_after_compilation): Free epilogue_delay_list.
8938 (prepare_function_start): Assert that previous compilation was freed.
8940 2008-04-01 Jan Hubicka <jh@suse.cz>
8941 Jim Wilson <wilson@tuliptree.org>
8942 Andreas Tobler <andreast@gcc.gnu.org>
8945 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8946 rtl.emit instead cfun->emit.
8947 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8948 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8950 2008-04-01 Ben Elliston <bje@au.ibm.com>
8952 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8954 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8956 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8958 (fprofile-use): Add var flag_profile_use
8959 * coverage.c (coverage_begin_output): Do not open a gcno file for
8960 output only if -ftest-coverage is set.
8961 Do not add getpwd() to gcda file path.
8962 (build_gcov_info): Check the new flag
8963 flag_profile_datafile_relative_path.
8964 (coverage_init): Use profile_data_prefix.
8965 Read profile counter only if flag_profile_use is set.
8966 * opts.c (common_handle_option): New option fprofile-use=,
8967 fprofile-dir=, fprofile-generate=.
8968 * toplev.c (profile_data_prefix): New variable definition.
8969 * toplev.h (profile_data_prefix): New declaration.
8970 * doc/invoke.tex (Option Summary, Optimization Options):
8973 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8975 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8976 use tmp consistently.
8979 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8980 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8981 UNSPEC_FR_RECIP_APPROX_RES.
8982 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8984 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8987 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8989 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8992 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8993 element of the vector via a pointer.
8995 2008-03-31 Ian Lance Taylor <iant@google.com>
8997 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8999 2008-03-31 Jan Hubicka <jh@suse.cz>
9001 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9002 get_arg_pointer_save_area.
9003 * expr.c (init_expr): Just clear out rtl.expr.
9004 * function.c (free_after_compilation): Clear out whole RTL structure.
9005 (get_func_frame_size): Merge into ...
9006 (get_frame_size): ... this one.
9007 (assign_stack_local_1): Merge into ...
9008 (assign_stack_local): ... this one.
9009 (expand_function_end): Update call of get_arg_pointer_save_area.
9010 (get_art_pointer_save_area): Remove cfun argument.
9011 * function.h (emit_status): regno_pointer_align does not need length
9012 attribute. Move x_regno_reg_rtx to ...
9013 (regno_reg_rtx): ... new global array.
9014 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
9015 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
9016 apply_args_value, forced_labels, stack_pointer_delta):
9018 (struct varasm_status): Move here from varasm.c
9019 (struct rtl_data): New. Move here some fields from struct function.
9020 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9021 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9022 used_temp_slots avail_temp_slots, temp_slot_level,
9023 nonlocal_goto_handler_labels): Update accesstors.
9024 (rtl): New global variable.
9025 (struct function): Move some fileds to rtl_data.
9026 (get_arg_pointer_save_area): Update prototype.
9027 * emit-rtl.c (rtl): Declare.
9028 (regno_reg_rtx): Declare.
9029 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9031 (gen_reg_rtx): Update.
9032 (init_virtual_regs): Do not tate emit_status argument.
9033 (init_emit): Do not allocate emit.
9034 * varasm.c (varasm_statuc): Move to function.h.
9035 (n_deferred_constatns): Update accestor.
9036 (init_varasm_status): Do not allocate varasm_status.
9037 (force_const_mem, get_pool_size, output_constant_pool): Update.
9038 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9039 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9041 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
9043 PR rtl-optimization/35729
9044 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
9047 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
9050 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
9051 load/store if memory is unaligned.
9052 (*movti_rex64): Likewise.
9054 * config/i386/predicates.md (misaligned_operand): New.
9056 2008-03-31 Andrew Pinski <pinskia@gmail.com>
9059 * tree-ssa-phiopt.c (conditional_replacement): Return early for
9062 2008-03-31 Jan Beulich <jbeulich@novell.com>
9064 * config/ia64/constraints.md: Add 'j' constraint.
9065 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
9066 (movdi_internal): Likewise.
9068 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
9071 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
9073 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
9076 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
9077 proper error message for the third argument on blendpd and
9080 * config/i386/sse.md (blendbits): New.
9081 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
9083 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
9085 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
9087 2008-03-30 Richard Guenther <rguenther@suse.de>
9090 * fold-const.c (fold_sign_changed_comparison): Do leave
9091 conversions to base-types alone.
9093 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9095 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
9096 the link register if one altivec register is be saved.
9098 2008-03-30 Ben Elliston <bje@au.ibm.com>
9100 * final.c (final_scan_insn): Remove if (0) code.
9102 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9104 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9106 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9108 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9109 of V4SFmode to ix86_binary_operator_ok.
9111 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9113 * config/i386/i386.c (override_options): Initialize
9114 ix86_veclib_handler to ix86_veclibabi_svml when
9115 -mveclibabi=svml is used.
9116 (ix86_veclibabi_svml): New function for SVML ABI style
9117 vectorization support.
9118 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9120 2008-03-28 Rafael Espindola <espindola@google.com>
9122 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9123 (tree_binary_nonnegative_warnv_p): Make it public.
9124 (tree_single_nonnegative_warnv_p): Make it public.
9125 (tree_invalid_nonnegative_warnv_p): Make it public.
9126 (tree_unary_nonzero_warnv_p): Make it public.
9127 (tree_binary_nonzero_warnv_p): Make it public
9128 (tree_single_nonzero_warnv_p): Make it public.
9129 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
9130 (extract_range_from_binary_expr): Split the expr argument.
9131 (extract_range_from_unary_expr): Split the expr argument.
9132 (extract_range_from_comparison): Split the expr argument.
9133 (extract_range_from_expr): Use the new aux functions.
9134 (vrp_evaluate_conditional_warnv): Use
9135 vrp_evaluate_conditional_warnv_with_ops.
9136 * tree.h (tree_unary_nonzero_warnv_p): Declare.
9137 (tree_binary_nonzero_warnv_p): Declare.
9138 (tree_single_nonzero_warnv_p): Declare.
9139 (tree_expr_nonzero_warnv_p): Declare.
9140 (tree_unary_nonnegative_warnv_p): Declare.
9141 (tree_binary_nonnegative_warnv_p): Declare.
9142 (tree_single_nonnegative_warnv_p): Declare.
9143 (tree_invalid_nonnegative_warnv_p): Declare.
9145 2008-03-28 Richard Guenther <rguenther@suse.de>
9147 PR tree-optimization/30317
9148 PR tree-optimization/30911
9149 PR tree-optimization/34793
9150 * tree-vrp.c (set_and_canonicalize_value_range): New function.
9151 (struct assert_locus_d): New member EXPR.
9152 (register_new_assert_for): Add EXPR parameter to support
9153 ASSERT_EXPR <name, expr OP limit>.
9154 (register_edge_assert_for_1): Adjust callers.
9155 (find_assert_locations): Likewise.
9156 (process_assert_insertions_for): Build condition from expression.
9157 (extract_range_from_assert): Handle ASSERT_EXPRs
9158 of the form ASSERT_EXPR <name, expr OP limit>.
9159 (register_edge_assert_for_2): New helper registering
9160 asserts for comparisons. Recognize range tests of the form
9161 (unsigned)i - CST1 OP CST2.
9162 (register_edge_assert_for_1): Use it.
9163 (register_edge_assert_for): Likewise.
9164 (needs_overflow_infinity): Integer sub-types
9165 do not need overflow infinities.
9166 (vrp_val_is_max): The extreme values of integer sub-types
9167 are those of the base type.
9168 (vrp_val_is_min): Likewise.
9169 * tree.def (ASSERT_EXPR): Document extra allowed conditional
9172 2008-03-28 Nick Clifton <nickc@redhat.com>
9175 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9176 Return GENERAL_REGS for stack adjustment reloads.
9178 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9181 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
9182 const_vector when all the vectors are constant.
9184 2008-03-27 Bob Wilson <bob.wilson@acm.org>
9186 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
9188 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
9189 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
9191 (s<code>_sf): Use new scc_sf attribute for opcode names.
9193 2008-03-27 Tom Tromey <tromey@redhat.com>
9195 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
9196 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
9197 config/spu/t-spu-elf, config/i386/t-interix,
9198 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
9199 config/i386/x-darwin, config/i386/x-mingw32,
9200 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
9201 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
9202 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
9203 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
9204 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
9205 config/rs6000/x-darwin, config/rs6000/t-rs6000,
9206 config/score/t-score-elf, config/arm/t-strongarm-pe,
9207 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
9208 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
9209 Revert automatic dependency patch.
9211 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
9214 * config/i386/i386.c (ix86_function_arg_boundary): Align
9215 decimal floating point to its natural boundary.
9217 2008-03-27 Richard Guenther <rguenther@suse.de>
9220 * fold-const.c (fold_comparison): Restrict distinct decl
9221 comparison folding to VAR_DECLs and PARM_DECLs. Do not
9222 solely rely on operand_equal_p.
9224 2008-03-27 Richard Guenther <rguenther@suse.de>
9227 * c-common.c (handle_weak_attribute): Reject combination of
9230 2008-03-27 Richard Guenther <rguenther@suse.de>
9232 PR tree-optimization/32810
9233 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
9234 conversions from DECL_INITIAL.
9235 (fold_const_aggregate_ref): Likewise from constructor elements.
9237 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9239 * tree-affine.h (aff_combination_expand): Declare.
9240 (get_inner_reference_aff): Likewise.
9241 * tree-affine.c (aff_combination_expand): Split out from
9242 tree_to_aff_combination_expand.
9243 (get_inner_reference_aff): New function.
9244 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9245 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9246 (struct lim_aux_data): sm_done field removed.
9247 (mem_ref_loc_p, mem_ref_locs_p): New types.
9248 (struct mem_ref): Added id, stored, accesses_in_loop,
9249 indep_loop, dep_loop, indep_ref, dep_ref fields.
9250 Removed is_stored, locs and next fields.
9251 (memory_accesses): New variable.
9252 (movement_possibility): Do not allow moving statements
9253 that store to memory.
9254 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9256 (determine_max_movement): For statements with memory references,
9257 find the outermost loop in that the reference is independent.
9258 (move_computations_stmt): Mark the virtual operands for renaming.
9259 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9260 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9261 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9262 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9263 create_vop_ref_mapping, analyze_memory_references,
9264 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9265 get_all_locs_in_loop, ref_always_accessed_p,
9266 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9267 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9268 store_motion_loop, store_motion): New functions.
9269 (struct vop_to_refs_elt): New type.
9270 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9271 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9272 (schedule_sm): Replaced by...
9273 (execute_sm): ... this.
9274 (determine_lsm_ref, hoist_memory_references,
9275 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9276 find_more_ref_vops, free_mem_ref, free_mem_refs,
9277 determine_lsm_loop, determine_lsm): Removed.
9278 (tree_ssa_lim_finalize): Free data structures used by store motion.
9279 (tree_ssa_lim): Call analyze_memory_references. Use
9280 store_motion instead of determine_lsm.
9282 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9284 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9285 rename tmake_file to m68hc11/t-m68hc11.
9286 (mcore): Set inhibit_libc to true.
9287 * config.host (alpha*-dec-*vms*): Set extra_programs.
9288 (interix3*): Don't use host_xmake_file.
9289 * configure.ac: Let config.gcc override inhibit_libc.
9290 * configure: Regenerate.
9292 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9293 * config/t-openbsd-thread: Remove commented out lines.
9295 * config/x-interix: Remove.
9297 * config/m68hc11/t-m68hc11-gas: Rename to...
9298 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9300 * config/mcore/t-mcore: Remove T_CFLAGS.
9301 * config/mcore/t-mcore-pe: Likewise.
9303 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9305 * configure.ac: Replace custom __GNU_SOURCE test with
9306 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9307 * aclocal.m4: Regenerate.
9308 * configure: Regenerate.
9309 * config.in: Regenerate.
9311 2008-03-27 Richard Guenther <rguenther@suse.de>
9313 * fold-const.c (target.h): Include.
9314 (fold_comparison): Fold comparison of addresses of decls
9315 that bind locally or of constants. Consolidate address folding code.
9316 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9317 results from fold_binary_to_constant.
9318 (compare_values_warnv): Likewise.
9320 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9323 * fold-const.c (fold_truthop): Check for integeral types when folding
9324 a == 0 && b == 0 and a != 0 || b != 0 .
9326 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9328 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9330 2008-03-26 Andreas Schwab <schwab@suse.de>
9332 * doc/invoke.texi: Fix use of @item vs. @itemx.
9334 2008-03-26 Tom Tromey <tromey@redhat.com>
9336 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9337 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9338 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9339 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9340 build/genconstants.o, build/genemit.o, build/genextract.o,
9341 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9342 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9345 2008-03-26 Richard Guenther <rguenther@suse.de>
9348 2008-03-26 Richard Guenther <rguenther@suse.de>
9350 * fold-const.c (target.h): Include.
9351 (fold_comparison): Fold comparison of addresses of two decls
9352 that bind locally. Consolidate address folding code.
9354 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9356 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9357 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9358 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9359 dconstsqrt2, dconstthird, dconste and/or dconst10.
9360 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9361 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9362 dconstsqrt2, dconste): Delete.
9363 (init_emit_once): Likewise. Simplify initializing dconstm1.
9365 * real.c (get_real_const): New.
9366 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9367 dconstsqrt2, dconste): Delete.
9368 (real_value_const, get_real_const): New.
9370 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9372 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9374 * config/i386/i386.c (ix86_function_arg_boundary): Check
9375 BIGGEST_ALIGNMENT instead of 128.
9376 (setup_incoming_varargs_64): Likewise.
9378 2008-03-26 Tom Tromey <tromey@redhat.com>
9380 * Makefile.in (DEPFILES): Add missing '/'.
9382 2008-03-26 Richard Guenther <rguenther@suse.de>
9384 * fold-const.c (target.h): Include.
9385 (fold_comparison): Fold comparison of addresses of two decls
9386 that bind locally. Consolidate address folding code.
9388 2008-03-26 Nick Clifton <nickc@redhat.com>
9391 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9392 not allow INT+INT as a legitimate addressing mode.
9394 2008-03-26 Richard Guenther <rguenther@suse.de>
9396 * tree-flow.h (widen_bitfield): Remove declaration.
9397 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9398 (widen_bitfield): Remove function.
9399 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9402 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9405 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9408 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9410 PR rtl-optimization/35232
9411 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9412 (forget_old_reloads_1, forget_marked_reloads): Don't clear
9413 reg_reloaded_call_part_clobbered here.
9414 (reload_regs_reach_end_p): New function.
9415 (reload_reg_rtx_for_input): New variable.
9416 (reload_reg_rtx_for_output): Likewise.
9417 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
9418 when reassigning a pseudo register. Load reloadreg from
9419 reload_reg_rtx_for_input, moving the mode and register
9421 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
9422 instead of the original when deciding whether an input reload
9423 would be a no-op or whether an output reload can be deleted.
9424 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
9425 when setting up new_spill_reg_store. Load it from
9426 reload_reg_rtx_for_output, moving the mode and register
9428 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
9429 instead of the original when deciding whether an output reload
9430 would be a no-op. Do the same when modifying insn notes.
9431 Use rtx_equal_p instead of == to compare the registers.
9432 (inherit_piecemeal_p): Take a mode and two register numbers
9434 (emit_reload_insns): Clear new_spill_reg_store for every hard
9435 register in the reload register. Remove spill registers
9436 from reg_reloaded_valid before considering whether to record
9437 inheritance information for them. Use reload_reg_rtx_for_output
9438 instead of reg_rtx when recording output reloads. Use
9439 reload_reg_rtx_for_input instead of reg_rtx when recording
9440 input reloads. Set or clear reg_reloaded_call_part_clobbered
9441 at the same time as setting reg_reloaded_valid.
9442 (delete_output_reload): Add a new_reload_reg parameter and use it
9443 instead of rld[j].reg_rtx.
9444 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9447 2008-03-25 Tom Tromey <tromey@redhat.com>
9449 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9450 (build/genattr.o): Likewise.
9451 (build/genattrtab.o): Likewise.
9452 (build/gencodes.o): Likewise.
9453 (build/genconfig.o): Likewise.
9454 (build/genconstants.o): Likewise.
9455 (build/genemit.o): Likewise.
9456 (build/genextract.o): Likewise.
9457 (build/genflags.o): Likewise.
9459 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9461 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9462 instead of size_int for integer types.
9463 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9464 to match type of MINUS_EXPR.
9466 2008-03-25 Tom Tromey <tromey@redhat.com>
9468 * configure: Rebuilt.
9469 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9472 2008-03-25 Tom Tromey <tromey@redhat.com>
9474 * config/x-solaris (host-solaris.o): Update.
9475 * config/x-linux (host-linux.o): Update.
9476 * config/x-hpux (host-hpux.o): Update.
9477 * config/x-darwin (host-darwin.o): Update.
9478 * config/v850/t-v850e (v850-c.o): Update.
9479 * config/v850/t-v850 (v850-c.o): Update.
9480 * config/t-vxworks (vxworks.o): Update.
9481 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9482 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9483 * config/spu/t-spu-elf (spu-c.o): Update.
9485 * config/sh/t-symbian (sh-c.o): Update.
9486 (symbian.o): Update.
9487 * config/sh/t-sh (sh-c.o): Update.
9488 * config/score/t-score-elf (score7.o, score3.o): Update.
9489 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9490 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9491 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9492 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9494 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9495 * config/m32c/t-m32c (m32c-pragma.o): Update.
9496 * config/ia64/t-ia64 (ia64-c.o): Update.
9497 * config/i386/x-mingw32 (host-mingw32.o): Update.
9498 * config/i386/x-i386 (driver-i386.o): Update.
9499 * config/i386/x-darwin (host-i386-darwin.o): Update.
9500 * config/i386/x-cygwin (host-cygwin.o): Update.
9501 * config/i386/t-nwld (nwld.o): Update.
9502 * config/i386/t-netware (netware.o): Update.
9503 * config/i386/t-interix (winnt.o): Update.
9504 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9505 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9506 msformat-c.o): Update.
9507 * config/bfin/t-bfin-linux (generated_files): Add
9508 linux-sysroot-suffix.h.
9509 * config/arm/t-wince-pe (pe.o): Update.
9510 * config/arm/t-strongarm-pe (pe.o): Update.
9511 * config/arm/t-pe (pe.o): Update.
9512 * config/arm/t-arm (arm-c.o): Update.
9513 * doc/install.texi (Prerequisites): Require make 3.80.
9514 * Makefile.in: Remove .o targets.
9515 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9516 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9517 (simple_generated_h, simple_generated_c): Move earlier.
9518 (generated_files): New variable.
9519 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9520 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9521 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9522 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9523 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9524 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9525 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9526 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9527 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9528 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9529 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9530 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9532 (COMPILE.base, COMPILE): New variables.
9533 (%.o): New pattern rule.
9534 (ALL_HOST_OBJS): New variable.
9535 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9536 (dummy-checksum.o, cc1-checksum.o): Remove.
9537 (DRIVER_SHLIB): New variable.
9538 (DRIVER_DEFINES): Use it.
9539 (gencondmd.c): Move out of build/.
9540 (s-conditions): Update.
9541 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9542 (ALL_BUILD_OBJS): Likewise.
9543 (build/%.o): Use BUILDCOMPILE.
9544 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9545 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9546 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9547 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9548 build/genconfig.o, build/genconstants.o, build/genemit.o,
9549 build/genextract.o, build/genflags.o, build/genmddeps.o,
9550 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9551 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9552 build/gen-protos.o, build/scan.o, build/fix-header.o,
9553 build/scan-decls.o): Simplify.
9554 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9555 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9556 prefix.o, toplev.o): Reduce to variable setting.
9557 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9558 ($(out_object_file), gcc-options.o): New targets.
9559 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9560 * configure: Rebuilt.
9561 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9562 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9564 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9566 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9567 complain when we hit an error, return ERROR_MARK_NODE.
9569 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9571 * config/sh/constraints.md (Pso, Psz): New constraints.
9572 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9573 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9575 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9577 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9578 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9580 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9582 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9583 (prefetch_sh2a): New.
9585 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9586 Naveen.H.S <naveen.hs@kpitcummins.com>
9588 * config/sh/constraints.md (I28): New constraint.
9589 * config/sh/sh.c (broken_move): Add support for movi20s.
9590 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9592 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9593 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9594 Naveen.H.S <naveen.hs@kpitcummins.com>
9596 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9597 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9598 (print_operand): Handle resbank in %@ operand code.
9599 (sh_encode_section_info): New.
9600 (push_regs): Add conditions for resbank.
9601 (sh_expand_epilogue): Likewise.
9602 (sh_insert_attributes): Likewise.
9603 (sh_attribute_table): Likewise.
9604 (sh_handle_resbank_handler_attribute): New.
9605 (sh2a_handle_function_vector_handler_attribute): New.
9606 (sh2a_is_function_vector_call): New.
9607 (sh2a_get_function_vector_number): New.
9608 (sh2a_function_vector_p): New.
9609 (sh_cfun_resbank_handler_p): New.
9610 * config/sh/sh.md (calli): Emit jsr/n if possible.
9611 (calli_tbr_rel): New.
9612 (calli_pcrel): Emit jsr/n if possible.
9613 (return_i): Emit rts/n if possible.
9614 (call_valuei_tbr_rel): New.
9615 (call_valuei_pcrel): Add condition for SH2A target.
9616 (call_value): Likewise.
9617 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9618 (sh2a_get_function_vector_number): Likewise.
9619 (sh2a_is_function_vector_call): Likewise.
9620 * doc/extend.texi: Document TBR relative addressing of SH2A.
9621 (resbank): Add description for SH2A.
9623 2008-03-24 Richard Guenther <rguenther@suse.de>
9626 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9627 pointer assignments change conversions according to middle-end rules.
9628 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9629 * configure.ac: Include type checking in yes.
9630 * configure: Regenerate.
9632 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9634 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9635 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9637 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9639 * gthr-vxworks.h (UNUSED): Define.
9641 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9643 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9645 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9647 * doc/extend.texi (Function Attributes): Add missing comma in the
9648 example of the "alloc_size" attribute.
9650 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9653 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9655 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9658 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9661 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9662 of the underlying type of a MS bitfield layout to the natural
9663 alignment of the type.
9665 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9667 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9668 to their natural alignment to avoid store forwarding stalls.
9670 2008-03-22 Richard Guenther <rguenther@suse.de>
9672 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9673 For PHI nodes verify the address is invariant.
9674 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9675 (get_symbol_constant_value): Use is_gimple_min_invariant.
9676 (maybe_fold_stmt_indirect): Likewise.
9678 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9680 PR rtl-optimization/33927
9681 * Makefile.in (dse.o): Depend on $(TM_P_H).
9682 * expr.h (extract_low_bits): Declare.
9683 * expmed.c (extract_low_bits): New function.
9684 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9685 * dse.c: Include tm_p.h.
9686 (find_shift_sequence): Remove the read_reg argument and return the
9687 read value. Emit the instructions instead of returning them.
9688 Iterate on new_mode rather than calculating it each time.
9689 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9690 source to NEW_MODE and extract_low_bits to convert the shifted
9692 (replace_read): Allow the load and store to have different mode
9693 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9694 or extraction instructions before trying the replacement. Update
9695 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9697 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9699 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9700 to their natural alignment to avoid store forwarding stalls.
9702 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9705 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9706 encouraging but not allowing gprs for input;
9707 change the input constraint to !f#r.
9708 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9710 change the output constraint to !f#r.
9712 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9715 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9716 corresponding post-reload splitters.
9717 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9718 when x87 FP math is selected.
9719 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9720 New function prototype.
9721 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9722 unreachable function to ease macroization of insn patterns.
9724 2008-03-21 Martin Jambor <mjambor@suse.cz>
9726 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9727 reference dumps if ddr is NULL or dependence is unknown.
9729 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9731 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9732 unsigned extension into account.
9733 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9734 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9735 Do computations on a scratch register.
9737 2008-03-21 Richard Guenther <rguenther@suse.de>
9739 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9740 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9741 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9742 * tree-ssa-dom.c (record_equality): Likewise.
9743 * tree-inline.c (copy_body_r): Likewise.
9744 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9747 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9749 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9750 as 'delete_unused' argument.
9752 2008-03-20 Richard Guenther <rguenther@suse.de>
9754 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9755 special casing of constant qualifiers.
9756 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9757 care about them in general.
9758 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9759 regardless of their type.
9760 (fold_stmt_r): Forcefully fold *& if we end up with that.
9762 2008-03-20 Paul Brook <paul@codesourcery.com>
9764 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9765 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9767 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9769 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9770 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9772 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9774 * common.opt (Wmudflap): New option.
9775 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9776 (mx_register_decls): Likewise.
9777 (mudflap_finish_file): Likewise.
9778 * doc/invoke.texi: Document -Wno-mudflap.
9780 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9782 * c-format.c (replace_format_name_to_system_name): New.
9784 (convert_format_name_to_system_name): New.
9785 (decode_format_attr): Add use of convert_format_name_to_system_name.
9786 (format_types_orig): Add gnu_ prefix to names.
9787 (check_format_info_main): Special treating of \0 escaped names for
9788 supporting multi-character format specifiers as I32, I64.
9789 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9790 (gnu_target_overrides_format_attributes): New.
9791 * c-format.h: Add structure target_ovr_attr to hold
9792 system specific formatter names.
9793 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9794 msformat-c.o file to c_target_objs and cxx_target_objs.
9795 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9796 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9797 (TARGET_N_FORMAT_TYPES): New.
9798 * config/i386/msformat-c.c: New.
9799 * config/i386/t-cygming: Add build rule for msformat-c.o.
9800 * doc/extend.texi: Add new format names gnu_* and ms_* and
9802 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9804 2008-03-20 Ira Rosen <irar@il.ibm.com>
9806 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9807 optimizations turned on under -O3.
9808 (ftree-vectorize): Add that the flag is turned on with -O3.
9810 2008-03-20 Ben Elliston <bje@au.ibm.com>
9812 * regmove.c (try_auto_increment): Fix spelling error in comment.
9813 * final.c (final_scan_insn): Likewise.
9815 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9818 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9819 allocator preferences for "y" and "r" class registers.
9820 ("*mov<mode>_internal"): Ditto.
9821 ("*movv2sf_internal_rex64"): Ditto.
9822 ("*movv2sf_internal"): Ditto.
9824 2008-03-19 Michael Matz <matz@suse.de>
9827 * calls.c (expand_call): Check overlap of arguments with call
9828 address for sibcalls.
9830 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9833 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9834 of the underlying type of a MS bitfield layout to the natural
9835 alignment of the type.
9837 2008-03-19 Jan Hubicka <jh@suse.cz>
9840 * toplev.c (decode_d_option): Handle all CPP flags.
9841 * tree-vrp.c: Update tree_pass descriptors.
9842 * regrename.c: Update tree_pass descriptors.
9843 * fwprop.c: Update tree_pass descriptors.
9844 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9845 * tree-into-ssa.c: Update tree_pass descriptors.
9846 * tree-dump.c: Update tree_pass descriptors.
9847 * tree-complex.c: Update tree_pass descriptors.
9848 * tree-dump.h: Update tree_pass descriptors.
9849 * see.c: Update tree_pass descriptors.
9850 * cgraphbuild.c: Update tree_pass descriptors.
9851 * tracer.c: Update tree_pass descriptors.
9852 * tree-loop-distribution.c: Update tree_pass descriptors.
9853 * cgraph.c: Update tree_pass descriptors.
9854 * postreload-gcse.c: Update tree_pass descriptors.
9855 * postreload.c: Update tree_pass descriptors.
9856 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9857 * tree-tailcall.c: Update tree_pass descriptors.
9858 * tree-pass.h (tree_opt_pass): Rename to ...
9859 (opt_pass) ... this one; add "type" field and remove letter field.
9860 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9861 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9862 all_lowering_passes): Update declaration.
9863 * ipa-cp.c: Update tree_pass descriptors.
9864 * final.c: Update tree_pass descriptors.
9865 * omp-low.c: Update tree_pass descriptors.
9866 * tree-ssa-dse.c: Update tree_pass descriptors.
9867 * ipa-reference.c: Update tree_pass descriptors.
9868 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9869 * auto-inc-dec.c: Update tree_pass descriptors.
9870 * reorg.c: Update tree_pass descriptors.
9871 * cgraphunit.c: Update tree_pass descriptors.
9872 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9873 * tree-ssa-ccp.c: Update tree_pass descriptors.
9874 * df-core.c: Update tree_pass descriptors.
9875 * mode-switching.c: Update tree_pass descriptors.
9876 * tree-nomudflap.c: Update tree_pass descriptors.
9877 * modulo-sched.c: Update tree_pass descriptors.
9878 * ipa-pure-const.c: Update tree_pass descriptors.
9879 * cse.c: Update tree_pass descriptors.
9880 * web.c: Update tree_pass descriptors.
9881 * tree-stdarg.c: Update tree_pass descriptors.
9882 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9883 * tree-ssa-dom.c: Update tree_pass descriptors.
9884 * tree-nrv.c: Update tree_pass descriptors.
9885 * tree-ssa-alias.c: Update tree_pass descriptors.
9886 * loop-init.c: Update tree_pass descriptors.
9887 * gimple-low.c: Update tree_pass descriptors.
9888 * ipa-inline.c: Update tree_pass descriptors.
9889 * tree-ssa-sink.c: Update tree_pass descriptors.
9890 * global.c: Update tree_pass descriptors.
9891 * ifcvt.c: Update tree_pass descriptors.
9892 * jump.c: Update tree_pass descriptors.
9893 * predict.c: Update tree_pass descriptors.
9894 * tree-ssa-loop.c: Update tree_pass descriptors.
9895 * recog.c: Update tree_pass descriptors.
9896 * dse.c: Update tree_pass descriptors.
9897 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9898 * tree-eh.c: Update tree_pass descriptors.
9899 * regmove.c: Update tree_pass descriptors.
9901 * function.c: Update tree_pass descriptors.
9902 * tree-vectorizer.c: Update tree_pass descriptors.
9903 * gcse.c: Update tree_pass descriptors.
9904 * ipa-type-escape.c: Update tree_pass descriptors.
9905 * tree-if-conv.c: Update tree_pass descriptors.
9906 * init-regs.c: Update tree_pass descriptors.
9907 * ipa.c: Update tree_pass descriptors.
9908 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9909 * rtl-factoring.c: Update tree_pass descriptors.
9910 * lower-subreg.c: Update tree_pass descriptors.
9911 * bt-load.c: Update tree_pass descriptors.
9912 * tree-dfa.c: Update tree_pass descriptors.
9913 * except.c: Update tree_pass descriptors.
9914 * emit-rtl.c: Update tree_pass descriptors.
9915 * cfgexpand.c: Update tree_pass descriptors.
9916 * tree-cfgcleanup.c: Update tree_pass descriptors.
9917 * cfgcleanup.c: Update tree_pass descriptors.
9918 * tree-ssa-pre.c: Update tree_pass descriptors.
9919 * tree-sra.c: Update tree_pass descriptors.
9920 * tree-mudflap.c: Update tree_pass descriptors.
9921 * tree-ssa-copy.c: Update tree_pass descriptors.
9922 * cfglayout.c: Update tree_pass descriptors.
9923 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9924 * tree-ssa-dce.c: Update tree_pass descriptors.
9925 * tree-ssa.c: Update tree_pass descriptors.
9926 * regclass.c: Update tree_pass descriptors.
9927 * integrate.c: Update tree_pass descriptors.
9928 * tree-optimize.c: Update tree_pass descriptors.
9929 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9930 * tree-object-size.c: Update tree_pass descriptors.
9931 * combine.c: Update tree_pass descriptors.
9932 * tree-outof-ssa.c: Update tree_pass descriptors.
9933 * bb-reorder.c: Update tree_pass descriptors.
9934 * stack-ptr-mod.c: Update tree_pass descriptors.
9935 * var-tracking.c: Update tree_pass descriptors.
9936 * tree-profile.c: Update tree_pass descriptors.
9937 * tree-vect-generic.c: Update tree_pass descriptors.
9938 * reg-stack.c: Update tree_pass descriptors.
9939 * sched-rgn.c: Update tree_pass descriptors.
9940 * tree-ssa-structalias.c: Update tree_pass descriptors.
9941 * tree-cfg.c: Update tree_pass descriptors.
9942 * passes.c (current_pass): Update declaration.
9943 (finish_optimization_passes): Update.
9944 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9945 (register_one_dump_file, register_dump_files_1, next_pass_1):
9947 (init_optimization_passes): Update handling of new types.
9948 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9949 * ipa-struct-reorg.c: Update tree_pass descriptors.
9950 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9951 * combine-stack-adj.c: Update tree_pass descriptors.
9952 * cfgrtl.c: Update tree_pass descriptors.
9953 * dce.c: Update tree_pass descriptors.
9954 * tree-ssanames.c: Update tree_pass descriptors.
9956 2008-03-19 Richard Guenther <rguenther@suse.de>
9959 * tree-ssa.c (walk_data): New structure.
9960 (warn_uninitialized_var): If not always_executed warn with "maybe"
9962 (execute_early_warn_uninitialized): Compute post-dominators.
9963 Initialize always_executed before processing each basic block.
9965 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9968 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9969 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9971 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9973 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9975 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9977 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9979 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9980 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9981 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9982 target after ignore has been set, and move there also the commputation
9983 of subtarget and original_target.
9984 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9985 (LANG_HOOKS_INITIALIZER): Remove it.
9986 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9988 2008-03-18 Richard Guenther <rguenther@suse.de>
9990 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9991 found an expression with constants, note that in the VN for the lhs.
9992 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9993 fold them to constants if possible. Run cleanup_cfg if done so.
9994 (execute_pre): Return todo.
9996 (execute_fre): Likewise.
9997 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9999 (get_prop_source_stmt): Look through pointer conversions.
10001 2008-03-18 Jan Hubicka <jh@suse.cz>
10003 * tree-pretty-print.c: Include predict.h.
10004 (dump_generic_node): Dump predictor.
10005 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10006 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10007 * gimple-low.c (lower_stmt): Likewise.
10008 * expr.c (expand_expr_real): Likewise.
10009 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10011 (build_predict_expr, build_predict_expr): New.
10012 * predict.h (predictor_name, build_predict_expr): Update.
10013 * c-typeck.c (c_finish_bc_stmt): Add prediction.
10014 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
10015 * predict.def (PRED_CONTINUE): Update hitrate.
10016 * tree.def (PREDICT_EXPR): Define.
10017 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
10018 do not handle BIND_EXPR.
10019 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
10020 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
10021 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
10024 2008-03-18 Michael Matz <matz@suse.de>
10026 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
10028 2008-03-18 Richard Guenther <rguenther@suse.de>
10030 * tree-gimple.h (is_gimple_invariant_address): Declare.
10031 (is_gimple_constant): Likewise.
10032 * tree-gimple.c (is_gimple_constant): New function.
10033 (is_gimple_invariant_address): Likewise.
10034 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
10035 and is_gimple_invariant_address.
10036 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
10038 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
10039 an addressable base.
10041 2008-03-18 Jakub Jelinek <jakub@redhat.com>
10043 PR middle-end/35611
10044 * gimplify.c (gimplify_expr): Gimplify second operand of
10047 2008-03-17 Richard Guenther <rguenther@suse.de>
10049 PR tree-optimization/19637
10050 * fold-const.c (fold_unary): Remove restrictions of removing
10051 intermediate pointer-conversions (P2)(P1)P0.
10052 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
10053 conversion to void pointer.
10054 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
10056 2008-03-16 James E. Wilson <wilson@tuliptree.org>
10059 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
10060 emulated thread local variables.
10062 2008-03-16 Richard Guenther <rguenther@suse.de>
10064 PR middle-end/35607
10065 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
10066 expand TREE_INVARIANT operations that are not gimple invariant.
10068 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
10070 * doc/extend.texi (Alignment): Say that the ABI controls
10071 the __alignof__ for non-strict-alignment targets rather
10072 than being a recommendation.
10074 2008-03-15 Paul Brook <paul@codesourcery.com>
10076 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
10078 (arm_output_fn_unwind): Mark functions that can not be unwound.
10080 2008-03-15 Paul Brook <paul@codesourcery.com>
10082 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
10083 extension instructions.
10085 2008-03-15 Richard Guenther <rguenther@suse.de>
10087 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
10088 and fold constant aggregate refs.
10089 (fold_const_aggregate_ref): Handle string constants
10090 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
10091 (evaluate_stmt): Simplify now that ccp_fold folds constant
10094 2008-03-15 Paul Brook <paul@codesourcery.com>
10096 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
10097 (extzv): Use gen_extzv_t2.
10098 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
10100 2008-03-15 Richard Guenther <rguenther@suse.de>
10102 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
10103 (fold_const_aggregate_ref): Likewise.
10104 (get_value): Return NULL if we don't have any values.
10105 (ccp_finalize): Set const_val to NULL after freeing it.
10106 * tree-flow.h (get_symbol_constant_value): Declare.
10107 (fold_const_aggregate_ref): Likewise.
10108 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10110 2008-03-15 Richard Guenther <rguenther@suse.de>
10112 PR middle-end/35593
10113 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10114 to not produce negative array indices if not allowed. Add
10115 parameter to indicate that.
10116 (maybe_fold_offset_to_component_ref): Allow negative array
10117 indices only for the first member of a structure.
10118 (maybe_fold_offset_to_reference): Allow negative array indices.
10119 (maybe_fold_stmt_addition): Likewise.
10121 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10122 Anatoly Sokolov <aesok@post.ru>
10124 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10125 (avr_arch): Add ARCH_AVR6.
10126 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10127 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10128 instead of fixed value 2.
10129 (print_operand_address): Use gs() asm specifier instead of pm().
10130 (avr_assemble_integer): (Ditto.).
10131 (avr_output_addr_vec_elt): (Ditto.).
10132 (print_operand): Handle "!" code.
10133 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
10134 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
10135 (AVR_HAVE_EIJMP_EICALL): Define.
10136 (AVR_3_BYTE_PC): Redefine.
10137 (AVR_2_BYTE_PC): (Ditto.).
10138 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
10139 (LINK_SPEC): Add atmega2560 and atmega2561.
10140 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
10142 * config/avr/avr.md (call_insn): Use eicall instead of icall
10143 for 3 byte PC devices.
10144 (call_value_insn): (Ditto.).
10145 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
10146 (indirect_jump): Use only for for 2 byte PC devices.
10147 (*tablejump): (Ditto.).
10148 (*indirect_jump_avr6): Add insn.
10149 (*tablejump_rjmp): Don't use for 3 byte PC devices.
10150 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
10151 instead of ijmp for 3 byte PC devices.
10152 (__tablejump2__): (Ditto.).
10153 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
10154 (MULITLIB_DIRNAMES): (Ditto.).
10155 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
10157 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
10159 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
10160 "sse2_umulsidi3". Use V1DI mode for operand 0.
10161 ("mmx_psadbw"): Use V1DI mode for operand 0.
10162 * config/i386/i386-modes.def (V1SI): New vector mode.
10163 * config/i386/i386.c (struct builtin_description)
10164 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
10165 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
10166 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
10167 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
10168 v1di_ftype_v8qi_v8qi type.
10169 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
10171 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
10172 __builtin_ia32_pmuludq]: Fix the mode of return value.
10174 2008-03-15 Richard Guenther <rguenther@suse.de>
10176 PR middle-end/35595
10177 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
10180 2008-03-14 Bob Wilson <bob.wilson@acm.org>
10182 * doc/invoke.texi (Option Summary, Xtensa Options): Document
10183 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
10184 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
10185 unless TARGET_SERIALIZE_VOLATILE is enabled.
10186 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
10187 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
10188 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
10190 2008-03-14 Richard Guenther <rguenther@suse.de>
10192 PR tree-optimization/34172
10193 * tree-flow.h (refs_may_alias_p): Declare.
10194 (get_single_def_stmt): Likewise.
10195 (get_single_def_stmt_from_phi): Likewise.
10196 (get_single_def_stmt_with_phi): Likewise.
10197 * tree-dfa.c (refs_may_alias_p): New function.
10198 (get_single_def_stmt): Likewise.
10199 (get_single_def_stmt_from_phi): Likewise.
10200 (get_single_def_stmt_with_phi): Likewise.
10201 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
10202 (vn_reference_lookup_1): New helper function.
10203 (vn_reference_lookup): Walk the virtual use-def chain to
10204 continue searching for a match if the def does not alias the
10205 reference we are looking for.
10207 2008-03-14 David Edelsohn <edelsohn@gnu.org>
10209 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
10210 archive and Perzl. Update The Written Word listing.
10212 2008-03-14 Richard Guenther <rguenther@suse.de>
10214 PR tree-optimization/34043
10215 PR tree-optimization/33989
10216 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
10218 (bitmap_find_leader): Use extra argument to verify dominance
10219 relationship inside a basic-block.
10220 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
10221 (find_leader_in_sets): Adjust.
10222 (create_component_ref_by_pieces): Take extra argument for
10223 dominance check, handle lookup failures.
10224 (find_or_generate_expression): Likewise.
10225 (create_expression_by_pieces): Likewise.
10226 (insert_into_preds_of_block): Adjust.
10227 (create_value_expr_from): If asked for, verify all operands
10228 are in the blocks AVAIL_OUT set.
10229 (make_values_for_stmt): Check for SSA_NAMEs that are life
10230 over an abnormal edge.
10231 (compute_avail): Remove such check.
10232 (do_SCCVN_insertion): New function.
10233 (eliminate): If we do not find a leader suitable for replacement
10234 insert a replacement expression from SCCVN if available.
10235 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
10236 (struct vn_ssa_aux): Add needs_insertion flag.
10237 * tree-ssa-sccvn.c (may_insert): New global flag.
10238 (copy_reference_ops_from_ref): Value-number union member access
10239 based on its size, not type and member if insertion is allowed.
10240 (visit_reference_op_load): For a weak match from union type
10241 punning lookup a view-converted value and insert a SSA_NAME
10242 for that value if that is not found.
10243 (visit_use): Make dumps shorter. Do not disallow value numbering
10244 SSA_NAMEs that are life over an abnormal edge to constants.
10245 (free_scc_vn): Release inserted SSA_NAMEs.
10246 (run_scc_vn): New flag to specify whether insertion is allowed.
10247 Process SSA_NAMEs in forward order.
10248 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10249 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10250 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10251 pointer type to/from integral types that do not change the
10252 precision to regular conversions.
10254 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10256 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10257 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10258 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10259 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10260 input arguments and the mode of return value. Built-in functions
10261 that operate on whole 64-bit MMX register now use V1DI mode.
10263 2008-03-13 Alon Dayan <alond@il.ibm.com>
10264 Olga Golovanevsky <olga@il.ibm.com>
10266 PR tree-optimization/35041
10267 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10268 to locate the right position in a statement.
10270 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10274 * config/i386/xmmintrin.h: Change all static inline functions to
10275 extern inline and add __gnu_inline__ attribute.
10276 * config/i386/bmintrin.h: Ditto.
10277 * config/i386/smmintrin.h: Ditto.
10278 * config/i386/tmmintrin.h: Ditto.
10279 * config/i386/mmintrin-common.h: Ditto.
10280 * config/i386/ammintrin.h: Ditto.
10281 * config/i386/emmintrin.h: Ditto.
10282 * config/i386/pmmintrin.h: Ditto.
10283 * config/i386/mmintrin.h: Ditto.
10284 * config/i386/mm3dnow.h: Ditto.
10286 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10288 PR middle-end/35185
10289 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10290 (lower_omp_2): New function.
10291 (lower_omp_1, lower_omp): Rewritten.
10293 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10296 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10297 with the phrase "Microsoft Windows compilers".
10298 (Push/Pop Macro Pragmas): New subsection. Document
10299 #pragma push_macro and pragma pop_macro.
10301 2008-03-12 Paul Brook <paul@codesourcery.com>
10303 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10305 2008-03-12 Paul Brook <paul@codesourcery.com>
10307 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10308 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10309 (thumb2_addsi_shortim): Rename ...
10310 (thumb2_addsi_short): ... to this. Allow register operands.
10311 (thumb2_subsi_short): New pattern.
10312 (thumb2_one_cmplsi2_short,
10313 thumb2_negsi2_short): New patterns and peepholes.
10315 2008-03-12 Paul Brook <paul@codesourcery.com>
10317 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10319 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10321 * config/i386/i386.md (int_cond): New code iterator.
10323 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10324 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10325 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10326 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10327 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10328 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10329 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10330 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10332 2008-03-12 Paul Brook <paul@codesourcery.com>
10334 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10335 instead of {arm,thumb}_compute_save_reg_mask.
10336 (output_return_instruction): Ditto.
10337 (thumb_unexpanded_epilogue): Ditto.
10338 (thumb1_expand_prologue): Ditto.
10339 (thumb1_output_function_prologue): Ditto.
10340 (arm_set_return_address): Ditto.
10341 (thumb_set_return_address): Ditto.
10342 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10343 regs to achieve stack alignment.
10344 (thumb1_compute_save_reg_mask): Fix compiler warning.
10345 (arm_output_epilogue): Use offsets->saved_regs_mask.
10346 Adjust stack pointer by poping call clobered registers.
10347 (arm_expand_prologue): Use offsets->saved_regs_mask.
10348 Adjust stack pointer by pushing extra registers.
10349 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10351 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10354 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10355 conversion to the operands of a multiplication.
10357 2008-03-12 Richard Guenther <rguenther@suse.de>
10359 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10360 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10361 * timevar.def (TV_TREE_PHIPROP): Add.
10362 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10363 pass description. Use TV_TREE_PHIPROP.
10364 * tree-ssa-forwprop.c: Remove phiprop code.
10366 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10368 PR middle-end/35549
10369 * omp-low.c (maybe_lookup_decl): Constify first argument.
10370 (use_pointer_for_field): Change last argument from bool to
10371 omp_context *. Disallow shared copy-in/out in nested
10372 parallel if decl is shared in outer parallel too.
10373 (build_outer_var_ref, scan_sharing_clauses,
10374 lower_rec_input_clauses, lower_copyprivate_clauses,
10375 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10377 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10378 Ira Rosen <irar@il.ibm.com>
10380 * tree-vectorizer.c (free_stmt_vec_info): New function.
10381 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10382 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10383 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10384 * tree-vect-transform.c (vectorizable_conversion): Free
10385 vec_oprnds0 if it was allocated.
10386 (vect_permute_store_chain): Remove unused VECs.
10387 (vectorizable_store): Free VECs that are allocated in the..
10389 (vect_transform_strided_load, vectorizable_load): Likewise.
10390 (vect_remove_stores): Simplify the code.
10391 (vect_transform_loop): Move code to vect_remove_stores().
10392 Call vect_remove_stores() and free_stmt_vec_info().
10394 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10396 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10397 TARGET_HPUX. Revise comment.
10398 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10399 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10400 Use sr4 variant of `be' instruction when not generating PIC code.
10401 (attr_length_call): Adjust for above change.
10403 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10405 * ipa-reference.c (static_execute): Remove module_statics_const and
10406 associated setting code.
10408 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10411 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10412 predicate for operand 1.
10413 (paritysi2_cmp): Use register_operand predicate for operand 2.
10414 Use earlyclobber modifier for operand 1. Remove support for
10416 (paritydi2_cmp): Use register_operand predicate for operand 3.
10417 Use earlyclobber modifier for operand 1. Remove support for
10420 2008-03-11 Paul Brook <paul@codesourcery.com>
10421 Vladimir Prus <vladimir@codesourcery.com>
10423 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
10424 (arm_compute_save_reg0_reg12_mask): Always
10425 check if register 11 must be saved. Always safe hard frame pointer
10426 when frame_pointer_needeed.
10427 (arm_compute_save_reg_mask): Save IP and PC
10428 only with apcs frames.
10429 (arm_output_epilogue): Adjust Thumb2 codepath to
10430 be also invoked and work for ARM non-apcs frames.
10431 (arm_expand_prologue): Don't bother saving IP
10432 for non-apcs frame, since it's not clobbered by
10433 prologue code. Implement non-apcs frame
10436 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10438 PR rtl-optimization/35281
10439 * expr.c (convert_move): Use a new pseudo for the intermediate
10440 from_mode->word_mode result.
10442 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10444 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10445 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10446 * toplev.c (compile_file): Don't call it.
10448 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10450 PR middle-end/35526
10451 * expr.c (store_expr): Call emit_block_move if the mode
10452 of "temp" RTX is BLKmode.
10454 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10455 Richard Guenther <rguenther@suse.de>
10457 PR tree-optimization/31358
10458 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10459 the step with a NULL_TREE.
10460 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10461 to sizetype if type is a pointer type.
10462 (add_candidate_1): Don't convert the base and step to
10463 the generic type if the orginal type is a pointer type.
10464 (add_iv_value_candidates): Use sizetype for the step
10465 if type is a pointer type.
10466 (cand_value_at): Likewise.
10467 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10469 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10470 Don't convert the tem affine to the type.
10471 (add_elt_to_tree): Use sizetype for the step if a pointer.
10472 Use POINTER_PLUS_EXPR for pointers.
10473 (aff_combination_to_tree): Use sizetype for the step if a
10476 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10478 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10479 Remove commutativity hint.
10481 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10485 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10486 errorneous type. Check that v is a VAR_DECL.
10488 PR middle-end/35099
10489 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10491 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10493 PR tree-optimization/35494
10494 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10495 may be overriden at link and run time.
10497 2008-03-10 Richard Guenther <rguenther@suse.de>
10499 PR tree-optimization/34677
10500 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10501 (poolify_tree): Likewise.
10502 (modify_expr_template): Likewise.
10503 (poolify_modify_stmt): Likewise.
10504 (insert_fake_stores): Handle all component-ref style stores
10505 in addition to INDIRECT_REF. Also handle complex types.
10506 Do not poolify the inserted load.
10507 (realify_fake_stores): Do not rebuild the tree but only
10508 make it a SSA_NAME copy.
10509 (init_pre): Remove initialzation of modify_expr_template.
10510 Do not allocate modify_expr_node_pool.
10511 (fini_pre): Do not free modify_expr_node_pool.
10513 2008-03-10 Paul Brook <paul@codesourcery.com>
10515 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10516 to avoid conflicts.
10518 2008-03-10 Paul Brook <paul@codesourcery.com>
10519 Mark Shinwell <shinwell@codesourcery.com>
10521 * config/arm/cortex-r4.md: New.
10522 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10524 * config/arm/arm.md: Include cortex-r4.md.
10525 (insn): Add smmls, sdiv and udiv values.
10526 (generic_sched): Don't use generic scheduling for Cortex-R4.
10527 (arm_issue_rate): New function.
10528 (TARGET_SCHED_ISSUE_RATE): Define.
10530 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10532 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10534 2008-03-10 Richard Guenther <rguenther@suse.de>
10536 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10537 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10539 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10541 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10542 Set default to true.
10544 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10546 * c.opt (Wsynth): Deprecate.
10547 * doc/invoke.texi (Option Summary, Warning Options): Document
10548 -Wno-format-contains-nul.
10550 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10553 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10554 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10556 2008-03-09 Ira Rosen <irar@il.ibm.com>
10558 * config/rs6000/rs6000.c (builtin_description): Rename vector
10559 left shift operations.
10560 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10561 (altivec_vsl<VI_char>): Rename to ...
10562 (ashl<mode>3): ... new name.
10563 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10565 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10567 2008-03-08 Richard Guenther <rguenther@suse.de>
10569 * coverage.h (tree_coverage_counter_addr): Declare.
10570 * coverage.c (tree_coverage_counter_addr): New function.
10571 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10572 before using again.
10573 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10574 (tree_gen_one_value_profiler): Likewise.
10575 (tree_gen_ic_profiler): Likewise.
10576 (tree_gen_average_profiler): Likewise.
10577 (tree_gen_ior_profiler): Likewise.
10579 2008-03-08 Richard Guenther <rguenther@suse.de>
10581 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10582 (vn_binary_op_insert): Likewise.
10583 (vn_unary_op_lookup): Likewise.
10584 (vn_unary_op_insert): Likewise.
10585 (vn_nary_op_lookup): Declare.
10586 (vn_nary_op_insert): Likewise.
10587 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10588 and binary hashes, use a single obstack for unary_op_pool
10589 and binary_op_pool.
10590 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10591 a single struct vn_nary_op_s. Store tree code length and
10592 a variable number of operands.
10593 (struct vn_reference_op_struct): Remove unused op2.
10594 (vn_reference_op_eq): Do not compare op2.
10595 (vn_reference_op_compute_hash): Do not compute hash of op2.
10596 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10597 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10598 with vn_nary_op_compute_hash.
10599 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10600 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10602 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10604 (visit_unary_op): Call nary functions.
10605 (visit_binary_op): Likewise.
10606 (process_scc): Adjust for struct vn_tables_s changes.
10607 (allocate_vn_table): Likewise.
10608 (free_vn_table): Likewise.
10609 * tree-vn.c (vn_add): Call nary functions.
10610 (vn_lookup): Likewise.
10612 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10615 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10616 wdst back after sync_compare_and_swapqhi_internal.
10618 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10621 * config/i386/i386-modes.def (V1DI): New vector mode.
10622 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10623 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10624 (MMXMODE248): Ditto.
10625 (MMXMODE): Add V1DI mode.
10626 (mmxvecsize): Change DI mode to V1DI mode.
10627 ("mov<mode>): Use MMXMODEI8 mode iterator.
10628 ("*mov<mode>_internal_rex64"): Ditto.
10629 ("*mov<mode>_internal"): Ditto.
10630 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10631 ("mmx_sub<mode>3"): Ditto.
10632 ("mmx_adddi3"): Remove insn pattern.
10633 ("mmx_subdi3"): Ditto.
10634 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10635 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10636 ("mmx_ashl<mode>3"): Ditto.
10637 ("mmx_lshrdi3"): Remove insn pattern.
10638 ("mmx_ashldi3"): Ditto.
10639 * config/i386/i386.c (classify_argument): Handle V1DImode.
10640 (function_arg_advance_32): Ditto.
10641 (function_arg_32): Ditto.
10642 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10643 mmx_addv1di3 insn pattern.
10644 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10645 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10646 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10647 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10648 Remove definitions of built-in functions.
10649 (V1DI_type_node): New node.
10650 (v1di_ftype_v1di_int): Ditto.
10651 (v1di_ftype_v1di_v1di): Ditto.
10652 (v2si_ftype_v2si_si): Ditto.
10653 (v4hi_ftype_v4hi_di): Remove node.
10654 (v2si_ftype_v2si_di): Ditto.
10655 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10656 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10657 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10658 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10659 Add new builtins using def_builtin_const.
10660 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10661 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10662 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10663 * config/i386/mmintrin.h (__v1di): New typedef.
10664 (_mm_add_si64): Cast arguments to __v1di type.
10665 (_mm_sub_si64): Ditto.
10666 (_mm_sll_pi16): Cast __count to __v4hi type.
10667 (_mm_sll_pi32): Cast __count to __v2si type.
10668 (_mm_sll_si64): Cast arguments to __v1di type.
10669 (_mm_srl_pi16): Cast __count to __v4hi type.
10670 (_mm_srl_pi32): Cast __count to __v2si type.
10671 (_mm_srl_si64): Cast arguments to __v1di type.
10672 (_mm_sra_pi16): Cast __count to __v4hi type.
10673 (_mm_sra_pi32): Cast __count to __v2si type.
10674 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10675 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10676 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10677 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10678 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10679 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10680 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10681 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10682 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10683 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10684 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10685 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10687 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10689 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10691 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10694 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10695 reg+const addressing for Altivec modes. Don't generate reg+reg
10696 addressing for TFmode or TDmode quantities.
10698 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10700 * c-common.c (vector_types_convertible_p): Call langhook
10701 instead of comptypes.
10703 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10706 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10707 integral and scalar float variables which have a
10710 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10712 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10713 dwarf_register_span hook when emitting unwind information for
10714 register-to-memory saves.
10715 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10716 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10718 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10720 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10721 for the same VAR_DECL.
10723 2008-03-06 Tom Tromey <tromey@redhat.com>
10725 * treelang: Delete.
10726 * doc/standards.texi (Standards): Don't mention treelang.
10727 * doc/invoke.texi (Overall Options): Don't mention treelang.
10728 * doc/install.texi (Prerequisites): Don't mention bison or
10730 (Configuration): Don't mention treelang.
10731 (Building): Likewise.
10732 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10734 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10736 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10737 word-extractions out of a multi-word object.
10739 2008-03-06 Richard Guenther <rguenther@suse.de>
10741 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10742 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10743 result type and precision.
10744 * expr.c (get_inner_reference): Set unsignedp based on the result
10745 type of BIT_FIELD_REF.
10746 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10747 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10748 (try_instantiate_multiple_fields): Likewise. Use the correct type
10750 (sra_build_assignment): Likewise.
10751 (sra_build_elt_assignment): Likewise.
10752 (sra_explode_bitfield_assignment): Likewise.
10753 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10754 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10755 set BIT_FIELD_REF_UNSIGNED.
10756 (vectorizable_load): Likewise.
10758 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10760 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10763 2008-03-06 Richard Guenther <rguenther@suse.de>
10765 * alias.c (struct alias_set_entry): Move has_zero_child field
10766 to pack with alias_set.
10768 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10770 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10773 2008-03-05 Ian Lance Taylor <iant@google.com>
10775 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10777 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10779 * fwprop.c (update_df): Support width and offset parameters of
10781 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10782 global_conflicts): Change DF_REF_EXTRACT to either
10783 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10784 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10785 * df-scan.c (df_ref_record, df_defs_record,
10786 df_ref_create_structure, df_def_record_1, df_uses_record,
10787 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10788 df_bb_refs_collect, df_entry_block_defs_collect,
10789 df_exit_block_uses_collect): Support new width and offset fields.
10790 (ref_extract_pool): New storage pool.
10791 (df_free_ref): New function.
10792 (df_reg_chain_unlink, df_free_collection_rec,
10793 df_sort_and_compress_refs): Call df_free_ref.
10794 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10796 (df_ref_create_structure): Allocate df_ref_extract if offset and
10797 width fields are used.
10798 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10799 (df_uses_record): Get offset and width from ZERO_EXTRACT
10801 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10802 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10803 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10804 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10805 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10806 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10807 (df_ref_extract): New structure.
10808 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10809 (df_ref_create): Add width and offset parameters.
10811 2008-03-05 Richard Guenther <rguenther@suse.de>
10813 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10814 Use ranges_overlap_p.
10815 (offset_overlaps_with_access): Rename
10816 to ranges_overlap_p and move ...
10817 * tree-flow-inline.h (ranges_overlap_p): ... here.
10819 * tree.h (get_inner_reference, handled_component_p): Update
10822 * tree.h (record_component_aliases, get_alias_set,
10823 alias_sets_conflict_p, alias_sets_must_conflict_p,
10824 objects_must_conflict_p): Move declarations ...
10825 * alias.h (record_component_aliases, get_alias_set,
10826 alias_sets_conflict_p, alias_sets_must_conflict_p,
10827 objects_must_conflict_p): ... here.
10828 Include coretypes.h.
10829 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10831 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10833 * cfg.c: Include tree-flow.h.
10834 (remove_edge_raw): Call redirect_edge_var_map_clear.
10835 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10836 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10837 (redirect_edge_var_map_result): New.
10838 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10839 PENDING_STMT use with redirect_edge_var_map_*.
10840 * tree-ssa.c (edge_var_maps): New definition.
10841 (redirect_edge_var_map_add): New.
10842 (redirect_edge_var_map_clear): New.
10843 (redirect_edge_var_map_dup): New.
10844 (redirect_edge_var_map_vector): New.
10845 (redirect_edge_var_map_destroy): New.
10846 (ssa_redirect_edge): Replace PENDING_STMT use with
10847 redirect_edge_var_map_*.
10848 (flush_pending_stmts): Same.
10849 (delete_tree_ssa): Destroy edge var map.
10850 * tree-flow.h (struct _edge_var_map): New.
10851 Define edge_var_map vector type.
10852 Declare redirect_edge_var_map_* prototypes.
10853 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10854 * tree-cfg.c (reinstall_phi_args): Replace
10855 PENDING_STMT use with redirect_edge_var_map_*.
10857 2008-03-05 Richard Guenther <rguenther@suse.de>
10859 PR tree-optimization/35472
10860 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10861 whose single use_stmt has a overlapping set of loaded and
10862 stored symbols as that use_stmt might be a noop assignment then.
10864 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10866 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10868 2008-03-05 Richard Guenther <rguenther@suse.de>
10871 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10872 should be constants.
10873 * tree-cfg.c (verify_expr): Verify it.
10874 * fold-const.c (fold_truthop): Remove code generating
10875 BIT_FIELD_REFs of structure bases.
10876 (fold_binary): Likewise.
10877 (fold_ternary): Position and size of BIT_FIELD_REFs are
10878 always host integers.
10879 (make_bit_field_ref): Remove.
10880 (optimize_bit_field_compare): Remove.
10881 (all_ones_mask_p): Remove.
10883 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10886 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10887 (split_block_and_df_analyze): New. Split basic block and rebuild
10889 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10891 (split_pattern_seq): Likewise.
10892 (erase_matching_seqs): Likewise.
10893 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10895 2008-03-04 Geoff Keating <geoffk@apple.com>
10897 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10898 declaration and code.
10899 (tree_invalid_nonnegative_warnv_p): Likewise.
10901 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10903 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10904 examples. Truncate option-names then causing overfull hbox.
10906 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10909 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10911 * configure: Rebuilt.
10913 2008-03-04 Rafael Espindola <espindola@google.com>
10915 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10916 (tree_unary_nonnegative_warnv_p): New.
10917 (tree_binary_nonnegative_warnv_p): New.
10918 (tree_single_nonnegative_warnv_p): New.
10919 (tree_invalid_nonnegative_warnv_p): New.
10920 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10922 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10925 * opts.c (handle_option): Postpone 'unknown option' errors only for
10928 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10931 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10934 2008-03-04 Rafael Espindola <espindola@google.com>
10936 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10937 (tree_binary_nonzero_warnv_p): New.
10938 (tree_single_nonzero_warnv_p): New.
10939 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10941 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10943 PR middle-end/35456
10944 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10945 transformations for modes that have signed zeros.
10946 * ifcvt.c (noce_try_abs): Ditto.
10948 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10950 * config/i386/i386.c (override_options): Force
10951 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10953 2008-03-04 Jan Hubicka <jh@suse.cz>
10956 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10959 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10961 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10962 label to probe the stack.
10964 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10966 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10967 (__gthr_win32_mutex_destroy): Declare.
10968 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10969 __gthr_win32_mutex_destroy.
10970 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10972 2008-03-03 Jan Hubicka <jh@suse.cz>
10975 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10976 aggressive on inlining cold calls.
10978 2008-03-03 Richard Guenther <rguenther@suse.de>
10980 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10981 struct copies into the expression table.
10982 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10983 (try_to_simplify): Likewise.
10984 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10985 integral and pointer arguments which do not change the
10986 precision to NOP_EXPRs.
10987 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10988 VIEW_CONVERT_EXPR case.
10990 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10992 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10993 defined in a loop at depth 0 is invariant.
10994 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10995 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10996 be called at loop depth 0.
10998 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11001 * gcc.c (process_command): Update copyright notice dates.
11002 * gcov.c (print_version): Likewise.
11003 * gcov-dump.c (print_version): Likewise.
11004 * mips-tfile.c (main): Likewise.
11005 * mips-tdump.c (main): Likewise.
11007 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11010 * c-common.c (flag_permissive): Delete.
11011 (constant_expression_warnings): Check flags first.
11012 (constant_expression_error): New.
11013 * c-common.h (flag_permissive): Delete.
11014 (constant_expression_error): Declare.
11015 * flags.h (flag_permissive): Declare. Update description.
11016 * diagnostic.c (pedwarn): Update.
11018 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
11019 (permissive_error_kind): New.
11020 * toplev.c (flag_permissive): Define. Update description.
11021 * toplev.h (permissive_error_kind): Declare.
11022 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
11023 (pedwarn_c90): Use pedantic_warning_kind.
11024 * c-opts.c (c_common_post_options): flag_permissive does not affect
11025 flag_pedantic_errors.
11027 2008-03-02 Joseph Myers <joseph@codesourcery.com>
11029 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
11030 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
11031 __absvsi2, __absvDI2): Use unsigned arithmetic.
11033 2008-03-02 Andi Kleen <ak@suse.de>
11034 Richard Guenther <rguenther@suse.de>
11036 * struct-equiv.c: Remove file.
11037 * cfg_cleanup.c (condjump_equiv_p): Remove.
11038 * Makefile.in (OBJS-common): Remove struct-equiv.o.
11039 (struct-equiv.o): Remove rule.
11040 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
11041 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
11042 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
11044 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11046 * ifcvt.c (noce_process_if_block): Try to handle only the then
11047 block if the else block exists but isn't suitable.
11049 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11052 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
11053 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11054 regression from previous patch.
11056 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11059 * gthr.h: Add __gthread_mutex_destroy as a function that must be
11061 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
11062 * gthr-single.h (__gthread_mutex_destroy): Likewise.
11063 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
11064 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
11065 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
11066 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
11067 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
11068 (__gthread_mutex_destroy_function): Rename to
11069 __gthread_mutex_destroy.
11070 * gthr-dce.h (__gthread_mutex_destroy): Call
11071 pthread_mutex_destroy.
11072 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
11073 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
11074 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
11076 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11078 * df-scan.c (df_ref_chain_change_bb): Simplify.
11079 (df_insn_change_bb): Add new_bb argument. Simplify. Call
11080 set_block_for_insn if there's any change.
11081 * df.h ((df_insn_change_bb): Fix prototype.
11082 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
11083 df_insn_change_bb, don't call set_block_for_insn.
11084 * emit-rtl.c (reorder_insns): Likewise.
11085 * haifa-sched.c (move_insn): Likewise.
11087 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11089 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
11091 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11093 * tree-flow-inline.h (next_readonly_imm_use): Return
11094 NULL_USE_OPERAND_P after the end.
11096 2008-03-01 Richard Guenther <rguenther@suse.de>
11098 PR tree-optimization/35411
11099 * tree-sra.c (sra_build_assignment): Split conversion to
11100 final type to a separate statement if we are not assigning
11103 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11105 * fold-const.c (fold_convertible_p): Correct the logic to follow
11106 that in fold_convert().
11108 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11111 * tree-inline.c (build_duplicate_type): When we make a
11112 duplicate type, make it unique in the canonical types system.
11114 2008-02-29 Tom Tromey <tromey@redhat.com>
11116 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11117 input_file_stack_history, input_file_stack_restored): Remove.
11118 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11119 * input.h (struct file_stack): Remove.
11120 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11121 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11123 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11125 (diagnostic_last_module_changed): Add 'map' argument.
11126 (diagnostic_set_last_function): Likewise.
11127 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11128 line map, not input_file_stack.
11129 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
11131 2008-02-29 Paul Brook <paul@codesourcery.com>
11133 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
11135 2008-02-29 Paul Brook <paul@codesourcery.com>
11137 * config/arm/ieee754-df.S (muldf3): Use RET macros.
11139 2008-02-29 Richard Guenther <rguenther@suse.de>
11141 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
11143 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
11144 value for comparing for a store match.
11145 (simplify_unary_expression): Do nothing for SSA_NAMEs.
11146 (try_to_simplify): Do not do a full-blown reference lookup.
11148 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11150 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
11151 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11153 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
11155 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
11157 * tree-loop-linear.c (try_interchange_loops): Compare memory access
11158 strides against cache sizes.
11160 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11162 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
11165 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
11167 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
11168 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
11169 is smaller than the original promoted value.
11170 (simplify_subreg): If OP is a SUBREG, try to preserve its
11171 SUBREG_PROMOTED_VAR_P information.
11173 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
11175 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
11176 (VN_INFO_GET): Allocate new objects on the obstack.
11177 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
11178 for rpo_numbers_temp, for consistency.
11179 (free_scc_vn): Free the obstack.
11181 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11183 * doc/invoke.texi: Document -ftree-loop-distribution.
11184 * tree-loop-distribution.c: New.
11185 * tree-pass.h (pass_loop_distribution): New.
11186 * graphds.h (struct graph): Add htab_t indices.
11187 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
11188 * tree-vectorizer.c (rename_variables_in_loop): Extern.
11189 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
11190 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
11191 * tree-data-ref.c (debug_data_dependence_relations): New.
11192 (dump_data_dependence_relation): Also print data references.
11193 (free_data_ref): Extern.
11194 (same_access_functions): Moved...
11195 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
11196 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11197 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
11198 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
11199 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
11200 (stmts_from_loop): Skip LABEL_EXPR.
11201 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
11203 (build_rdg): Initialize rdg->indices htab.
11204 (free_rdg, stores_from_loop, ref_base_address,
11205 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
11206 have_similar_memory_accesses_1, ref_base_address_1,
11207 remove_similar_memory_refs): New.
11208 * tree-data-ref.h: Depend on tree-chrec.h.
11209 (debug_data_dependence_relations, free_data_ref): Declared.
11210 (same_access_functions): ... here.
11211 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
11213 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
11214 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
11215 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
11216 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11217 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
11218 rdg_vertex_for_stmt): Declared.
11219 (struct rdg_edge): Add level.
11221 (free_rdg, stores_from_loop, remove_similar_memory_refs,
11222 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
11224 (rdg_has_similar_memory_accesses): New.
11225 * tree-vect-analyze.c: Remove unused static decls.
11226 * lambda.h (dependence_level): New.
11227 * common.opt (ftree-loop-distribution): New.
11228 * tree-flow.h (mark_virtual_ops_in_bb,
11229 slpeel_tree_duplicate_loop_to_edge_cfg,
11230 rename_variables_in_loop): Declared.
11231 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
11232 (OBJS-common): Add tree-loop-distribution.o.
11233 (tree-loop-distribution.o): New rule.
11234 * tree-cfg.c (mark_virtual_ops_in_bb): New.
11235 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
11236 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
11238 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11241 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11242 other than structures and unions.
11244 2008-02-28 Richard Guenther <rguenther@suse.de>
11247 2008-02-26 Richard Guenther <rguenther@suse.de>
11249 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11250 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11251 (lookup_decl_from_uid): Declare.
11252 (remove_decl_from_map): Likewise.
11253 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11254 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11255 (decl_for_uid_map): New global hashtable mapping DECL_UID
11257 (init_ttree): Allocate it.
11258 (insert_decl_to_uid_decl_map): New helper function.
11259 (make_node_stat): Insert new decls into the map.
11260 (copy_node_stat): Likewise.
11261 (lookup_decl_from_uid): New function.
11262 (remove_decl_from_map): Likewise.
11263 (print_decl_for_uid_map_statistics): New helper.
11264 (dump_tree_statistics): Call it.
11266 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11267 (referenced_var_iterator): Adjust.
11268 (FOR_EACH_REFERENCED_VAR): Adjust.
11269 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11270 (num_referenced_vars): Adjust.
11271 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11272 (first_referenced_var): Remove.
11273 (end_referenced_vars_p): Likewise.
11274 (next_referenced_var): Likewise.
11275 (referenced_var_iterator_set): New helper function.
11276 * tree-dfa.c (referenced_var_lookup): Adjust.
11277 (referenced_var_check_and_insert): Likewise.
11278 (remove_referenced_var): Likewise.
11279 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11280 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11281 (verify_call_clobbering): Likewise.
11282 (verify_memory_partitions): Likewise.
11283 (init_tree_ssa): Allocate bitmap instead of hashtable for
11285 (delete_tree_ssa): Adjust.
11286 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11287 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11288 (compute_tag_properties): Likewise.
11289 (set_initial_properties): Likewise.
11290 (find_partition_for): Likewise.
11291 (update_reference_counts): Likewise.
11292 (dump_may_aliases_for): Likewise.
11293 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11294 (add_call_clobber_ops): Likewise.
11295 (add_call_read_ops): Likewise.
11296 (get_asm_expr_operands): Likewise.
11297 * tree-into-ssa.c (dump_decl_set): Likewise.
11298 (update_ssa): Likewise.
11299 * tree-sra.c (scan_function): Likewise.
11300 (decide_instantiations): Likewise.
11301 (scalarize_parms): Likewise.
11302 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11303 (dsa_named_for): Likewise.
11304 * tree-ssa-structalias.c (update_alias_info): Likewise.
11305 (merge_smts_into): Likewise.
11307 2008-02-27 David Daney <ddaney@avtrex.com>
11310 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11311 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11312 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11313 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11314 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11316 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11319 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11320 (BUILT_IN_NEXTTOWARD): Remove.
11321 (BUILT_IN_NEXTTOWARDF): Ditto.
11322 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11323 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11325 2008-02-27 Tom Tromey <tromey@redhat.com>
11327 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11328 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11330 2008-02-27 Jan Beulich <jbeulich@novell.com>
11332 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11333 update the respective field on newdecl.
11335 2008-02-27 Revital Eres <eres@il.ibm.com>
11337 PR rtl-optimization/34999
11338 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11339 crossing edges that ends with a call insn.
11340 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11341 call insn and clear the EDGE_CROSSING flag of the crossing edge
11342 when fixing fallthru edges.
11344 2008-02-27 Richard Guenther <rguenther@suse.de>
11346 PR middle-end/35390
11347 * fold-const.c (fold_unary): Return the correct argument,
11348 converted to the result type.
11350 2008-02-27 Richard Guenther <rguenther@suse.de>
11352 PR middle-end/34971
11353 * expr.c (expand_expr_real_1): Assert on rotates that operate
11355 * fold-const.c (fold_binary): Use the types precision, not the
11356 bitsize of the mode if folding rotate expressions. Build rotates
11357 only for full modes.
11359 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11361 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11362 and CPP_PRAGMA_EOL.
11363 * c-pragma.c (pragma_ns_name): New typedef.
11364 (registered_pp_pragmas): New variable.
11365 (c_pp_lookup_pragma): New function.
11366 (c_register_pragma_1): If flag_preprocess_only, do nothing
11367 for non-expanded pragmas, for expanded ones push pragma's
11368 namespace and name into registered_pp_pragmas vector.
11369 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11370 flag_preprocess_only, don't register GCC pch_preprocess
11371 pragma if flag_preprocess_only.
11372 * c-opts.c (c_common_init): Call init_pragma even if
11373 flag_preprocess_only.
11374 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11375 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11376 cpp_register_pragma if flag_preprocess_only.
11378 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11381 * c-parser.c (c_parser_translation_unit): Warn for empty
11382 translation unit, not empty source file.
11384 2008-02-26 Paul Brook <paul@codesourcery.com>
11386 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11387 operand for Thumb-2.
11388 * config/arm/arm.h (reg_class): Add CORE_REGS.
11389 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11390 (BASE_REG_CLASS): Use CORE_REGS.
11391 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11392 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11393 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11394 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11395 ARM_REGNO_OK_FOR_INDEX_P.
11396 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11397 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11398 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11399 (ldm/stm peepholes): Ditto.
11400 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11401 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11402 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11403 * config/arm/constraints.md: Enable "k" constraint on ARM.
11405 2008-02-27 Ben Elliston <bje@au.ibm.com>
11407 * config/rs6000/rs6000.c: Annotate cache line size field in all
11408 instances of struct processor_costs.
11410 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11412 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
11413 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
11414 jump_bypass): New counters.
11415 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
11416 * dce.c (gate_ud_dce): Same.
11417 (gate_fast_dce): Same.
11418 * dse.c (gate_dse1): New function.
11419 (gate_dse2): New function.
11420 (gate_dse): Merge results of new gate functions.
11421 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
11422 (gate_handle_jump_bypass): Add dbg_cnt.
11423 (gate_handle_gcse): Add dbg_cnt.
11424 * ifcvt.c (gate_handle_if_conversion): Same.
11425 (gate_handle_if_after_combine): Same.
11426 (gate_handle_if_after_reload): Same.
11427 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
11429 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
11431 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
11433 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11435 2008-02-26 Jason Merrill <jason@redhat.com>
11438 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11439 alone if it's the naming decl for the type's main variant.
11441 2008-02-26 Tom Tromey <tromey@redhat.com>
11443 * system.h (USE_MAPPED_LOCATION): Poison.
11444 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11445 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11446 (make_goto_expr_edges): Likewise.
11447 (remove_bb): Likewise.
11448 (execute_warn_function_return): Likewise.
11449 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11451 * c-common.c (fname_decl): Remove old location code.
11452 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11454 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11456 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11457 (gen_rtx_ASM_INPUT): Likewise.
11458 (gen_rtx_ASM_INPUT_loc): Likewise.
11459 (get_rtx_asm_OPERANDS): Remove.
11460 * cfglayout.c (insn_locators_alloc): Remove old location code.
11461 (set_curr_insn_source_location): Likewise.
11462 (curr_insn_locator): Likewise.
11463 * print-tree.c (print_node): Remove old location code.
11464 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11465 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11466 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11467 location_from_locus.
11468 (construct_exit_block): Remove old location code.
11469 * emit-rtl.c (force_next_line_note): Remove old location code.
11470 * profile.c (branch_prob): Remove old location code.
11471 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11472 LOC_LINE): Remove old-location variants.
11473 * langhooks.c (lhd_print_error_function): Remove old location
11475 * configure, config.in: Rebuilt.
11476 * configure.ac (--enable-mapped-location): Remove.
11477 * c-decl.c (c_init_decl_processing): Remove old location code.
11478 (finish_function): Likewise.
11479 * recog.c (decode_asm_operands): Remove old location code.
11480 * c-pch.c (c_common_read_pch): Remove old location code.
11481 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11483 * gimple-low.c (lower_function_body): Remove old location code.
11484 * toplev.c (unknown_location): Remove.
11485 (push_srcloc): Remove old-location variant.
11486 (process_options): Remove old location code.
11487 (lang_dependent_init): Likewise.
11488 * input.h (UNKNOWN_LOCATION): Move definition.
11489 (location_t): Undeprecate.
11490 (source_locus): Remove.
11491 (location_from_locus): Remove.
11492 (struct location_s): Remove.
11493 Remove all old-location code.
11494 (input_line, input_filename): Remove.
11495 * final.c (final_scan_insn): Remove old location code.
11496 * diagnostic.c (diagnostic_build_prefix): Remove
11497 USE_MAPPED_LOCATION test.
11498 * tree.h (gimple_stmt) <locus>: Now a location_t.
11499 (tree_exp) <locus>: Likewise.
11500 (DECL_IS_BUILTIN): Remove old-location variant.
11501 (annotate_with_file_line, annotate_with_locus): Likewise.
11502 (expr_locus, set_expr_locus): Update.
11503 * tree.c (build1_stat): Remove old location code.
11504 (last_annotated_node): Remove.
11505 (annotate_with_file_line): Remove old-location variant.
11506 (annotate_with_locus): Likewise.
11507 (expr_location): Remove old location code.
11508 (set_expr_location): Likewise.
11509 (expr_has_location): Likewise.
11510 (expr_locus): Likewise.
11511 (set_expr_locus): Likewise.
11512 (expr_filename): Don't use location_from_locus.
11513 (expr_lineno): Likewise.
11514 * rtl-error.c (location_for_asm): Remove old location code.
11515 * c-lex.c (cb_line_change): Remove old location code.
11516 (fe_file_change): Likewise.
11517 (cb_def_pragma): Likewise.
11518 (c_lex_with_flags): Likewise.
11519 * gengtype.c (do_typedef): Don't special-case location types.
11520 (define_location_structures): Remove.
11521 (main): Don't call define_location_structures.
11522 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11525 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11528 * builtins.def (BUILT_IN_STDARG_START): Remove.
11529 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11530 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11531 * tree-inline.c (inline_forbidden_p_1): Likewise.
11533 2008-02-26 Richard Guenther <rguenther@suse.de>
11535 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11536 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11537 (lookup_decl_from_uid): Declare.
11538 (remove_decl_from_map): Likewise.
11539 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11540 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11541 (decl_for_uid_map): New global hashtable mapping DECL_UID
11543 (init_ttree): Allocate it.
11544 (insert_decl_to_uid_decl_map): New helper function.
11545 (make_node_stat): Insert new decls into the map.
11546 (copy_node_stat): Likewise.
11547 (lookup_decl_from_uid): New function.
11548 (remove_decl_from_map): Likewise.
11549 (print_decl_for_uid_map_statistics): New helper.
11550 (dump_tree_statistics): Call it.
11552 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11553 (referenced_var_iterator): Adjust.
11554 (FOR_EACH_REFERENCED_VAR): Adjust.
11555 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11556 (num_referenced_vars): Adjust.
11557 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11558 (first_referenced_var): Remove.
11559 (end_referenced_vars_p): Likewise.
11560 (next_referenced_var): Likewise.
11561 (referenced_var_iterator_set): New helper function.
11562 * tree-dfa.c (referenced_var_lookup): Adjust.
11563 (referenced_var_check_and_insert): Likewise.
11564 (remove_referenced_var): Likewise.
11565 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11566 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11567 (verify_call_clobbering): Likewise.
11568 (verify_memory_partitions): Likewise.
11569 (init_tree_ssa): Allocate bitmap instead of hashtable for
11571 (delete_tree_ssa): Adjust.
11572 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11573 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11574 (compute_tag_properties): Likewise.
11575 (set_initial_properties): Likewise.
11576 (find_partition_for): Likewise.
11577 (update_reference_counts): Likewise.
11578 (dump_may_aliases_for): Likewise.
11579 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11580 (add_call_clobber_ops): Likewise.
11581 (add_call_read_ops): Likewise.
11582 (get_asm_expr_operands): Likewise.
11583 * tree-into-ssa.c (dump_decl_set): Likewise.
11584 (update_ssa): Likewise.
11585 * tree-sra.c (scan_function): Likewise.
11586 (decide_instantiations): Likewise.
11587 (scalarize_parms): Likewise.
11588 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11589 (dsa_named_for): Likewise.
11590 * tree-ssa-structalias.c (update_alias_info): Likewise.
11591 (merge_smts_into): Likewise.
11593 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11596 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11597 * c-opts.c (c_common_handle_option): Wall enables
11598 Wvolatile-register-var.
11599 * common.opt: Move Wvolatile-register-var to...
11602 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11604 * common.opt (Wlarger-than=): New.
11605 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11607 * opts.c (common_handle_option): Handle -Wlarger-than=.
11608 * optc-gen.awk: Likewise.
11609 * opth-gen.awk: Likewise.
11610 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11611 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11613 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11615 * c-common.c (match_case_to_enum_1): Add appropriate
11616 OPT_W* parameter to warning.
11617 (c_do_switch_warnings): Likewise.
11618 * c-typeck.c (warning_init): Add one more parameter following
11619 'warning' function.
11620 (push_init_level): Update call to warning_init.
11621 (pop_init_level): Likewise.
11622 (add_pending_init): Likewise.
11623 (output_init_element: Likewise.
11625 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11628 * toplev.c (toplev_main): If there are warnings or error, print
11629 errors for ignored options.
11630 * opts.c (ignored_options): New static variable.
11631 (postpone_unknown_option_error): New.
11632 (print_ignored_options): New.
11633 (handle_option): Postpone errors for unknown -Wno-* options.
11634 * opts.h (print_ignored_options): Declare.
11636 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11638 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11641 2008-02-25 Richard Guenther <rguenther@suse.de>
11644 2008-02-25 Richard Guenther <rguenther@suse.de>
11646 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11647 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11648 (lookup_decl_from_uid): Declare.
11649 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11650 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11651 (decl_for_uid_map): New global hashtable mapping DECL_UID
11653 (init_ttree): Allocate it.
11654 (insert_decl_to_uid_decl_map): New helper function.
11655 (make_node_stat): Insert new decls into the map.
11656 (copy_node_stat): Likewise.
11657 (lookup_decl_from_uid): New function.
11658 (print_decl_for_uid_map_statistics): New helper.
11659 (dump_tree_statistics): Call it.
11661 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11662 (referenced_var_iterator): Adjust.
11663 (FOR_EACH_REFERENCED_VAR): Adjust.
11664 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11665 (num_referenced_vars): Adjust.
11666 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11667 (first_referenced_var): Remove.
11668 (end_referenced_vars_p): Likewise.
11669 (next_referenced_var): Likewise.
11670 (referenced_var_iterator_set): New helper function.
11671 * tree-dfa.c (referenced_var_lookup): Adjust.
11672 (referenced_var_check_and_insert): Likewise.
11673 (remove_referenced_var): Likewise.
11674 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11675 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11676 (verify_call_clobbering): Likewise.
11677 (verify_memory_partitions): Likewise.
11678 (init_tree_ssa): Allocate bitmap instead of hashtable for
11680 (delete_tree_ssa): Adjust.
11681 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11682 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11683 (compute_tag_properties): Likewise.
11684 (set_initial_properties): Likewise.
11685 (find_partition_for): Likewise.
11686 (update_reference_counts): Likewise.
11687 (dump_may_aliases_for): Likewise.
11688 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11689 (add_call_clobber_ops): Likewise.
11690 (add_call_read_ops): Likewise.
11691 (get_asm_expr_operands): Likewise.
11692 * tree-into-ssa.c (dump_decl_set): Likewise.
11693 (update_ssa): Likewise.
11694 * tree-sra.c (scan_function): Likewise.
11695 (decide_instantiations): Likewise.
11696 (scalarize_parms): Likewise.
11697 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11698 (dsa_named_for): Likewise.
11699 * tree-ssa-structalias.c (update_alias_info): Likewise.
11700 (merge_smts_into): Likewise.
11702 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11705 * doc/invoke.texi (-fcx-limited-range): Document new option.
11706 * toplev.c (process_options): Handle -fcx-fortran-rules.
11707 * common.opt: Add documentation for -fcx-fortran-rules.
11709 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11712 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11713 actual behaviour and C99.
11715 2008-02-26 Ben Elliston <bje@au.ibm.com>
11717 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11718 (ASM_CPU_POWER6_SPEC): Likewise.
11719 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11720 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11721 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11723 2008-02-25 Richard Guenther <rguenther@suse.de>
11725 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11726 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11727 (lookup_decl_from_uid): Declare.
11728 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11729 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11730 (decl_for_uid_map): New global hashtable mapping DECL_UID
11732 (init_ttree): Allocate it.
11733 (insert_decl_to_uid_decl_map): New helper function.
11734 (make_node_stat): Insert new decls into the map.
11735 (copy_node_stat): Likewise.
11736 (lookup_decl_from_uid): New function.
11737 (print_decl_for_uid_map_statistics): New helper.
11738 (dump_tree_statistics): Call it.
11740 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11741 (referenced_var_iterator): Adjust.
11742 (FOR_EACH_REFERENCED_VAR): Adjust.
11743 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11744 (num_referenced_vars): Adjust.
11745 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11746 (first_referenced_var): Remove.
11747 (end_referenced_vars_p): Likewise.
11748 (next_referenced_var): Likewise.
11749 (referenced_var_iterator_set): New helper function.
11750 * tree-dfa.c (referenced_var_lookup): Adjust.
11751 (referenced_var_check_and_insert): Likewise.
11752 (remove_referenced_var): Likewise.
11753 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11754 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11755 (verify_call_clobbering): Likewise.
11756 (verify_memory_partitions): Likewise.
11757 (init_tree_ssa): Allocate bitmap instead of hashtable for
11759 (delete_tree_ssa): Adjust.
11760 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11761 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11762 (compute_tag_properties): Likewise.
11763 (set_initial_properties): Likewise.
11764 (find_partition_for): Likewise.
11765 (update_reference_counts): Likewise.
11766 (dump_may_aliases_for): Likewise.
11767 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11768 (add_call_clobber_ops): Likewise.
11769 (add_call_read_ops): Likewise.
11770 (get_asm_expr_operands): Likewise.
11771 * tree-into-ssa.c (dump_decl_set): Likewise.
11772 (update_ssa): Likewise.
11773 * tree-sra.c (scan_function): Likewise.
11774 (decide_instantiations): Likewise.
11775 (scalarize_parms): Likewise.
11776 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11777 (dsa_named_for): Likewise.
11778 * tree-ssa-structalias.c (update_alias_info): Likewise.
11779 (merge_smts_into): Likewise.
11781 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11784 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11785 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11786 * alias.h (nonoverlapping_memrefs_p): Likewise.
11788 2008-02-25 Jan Beulich <jbeulich@novell.com>
11790 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11791 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11792 __emultls_get_address, __emultls_register_common,
11793 __floatundi?f, and _Unwind_GetIPInfo.
11794 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11795 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11796 (gen_regparm_prefix): Likewise.
11797 (i386_nlm_encode_section_info): Sync with
11798 config/i386/winnt.c:i386_pe_encode_section_info().
11799 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11800 i386_nlm_mangle_decl_assembler_name): New.
11801 (netware_override_options): New.
11802 * config/i386/netware.h (netware_override_options): Declare.
11803 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11804 (i386_nlm_mangle_decl_assembler_name): Declare.
11805 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11807 2008-02-25 Ben Elliston <bje@au.ibm.com>
11810 * c-decl.c (grokdeclarator): Remove unused local variables
11811 `typedef_type' and `type_as_written'.
11813 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11814 unused local variable `has_hot_blocks'.
11815 (fix_crossing_conditional_branches): Remove unused local variable
11818 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11820 PR middle-end/19984
11821 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11822 using DEF_C99_BUILTIN.
11823 (BUILT_IN_NANF): Ditto.
11824 (BUILT_IN_NANL): Ditto.
11826 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11827 Revital Eres <eres@il.ibm.com>
11829 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11830 regarding the order of two dependent insns in the same row.
11832 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11834 * stor-layout.c (layout_decl): Do not bump the alignment of a
11835 bit-field to more than byte alignment if it is packed.
11837 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11839 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11842 2008-02-24 Diego Novillo <dnovillo@google.com>
11844 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11847 * tree-vrp.c (vrp_evaluate_conditional): With
11848 -Wtype-limits, emit a warning when comparing against a
11849 constant outside the natural range of OP0's type.
11850 * c.opt (Wtype-limits): Move ...
11851 * common.opt (Wtype-limits): ... here.
11853 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11855 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11856 * config/rs6000/e300c2c3.md: New file.
11857 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11859 (rs6000_override_options): Add e300c2 and e300c3 cases to
11860 processor_target_table. Do not allow usage of Altivec or Spe
11861 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11862 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11863 * config/rs6000/rs6000.h (processor_type): Add
11864 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11865 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11866 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11867 and ppce300c3. Include e300c2c3.md.
11869 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11871 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11872 instead of TARGET_STRICT_ALIGN.
11874 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11876 * explow.c (memory_address): Assert that the generated address is
11879 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11882 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11883 * config/darwin-ppc-ldouble-patch.def: New file.
11884 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11885 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11886 SUBTARGET_INIT_BUILTINS if defined.
11887 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11890 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11893 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11894 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11896 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11899 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11900 file" warning condtional on -Winvalid-PCH.
11902 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11904 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11906 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11910 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11911 prevent reload from using MMX registers.
11912 (*mov<mode>_internal): Ditto.
11913 (*movv2sf_internal_rex64): Ditto.
11914 (*movv2sf_internal): Ditto.
11916 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11918 PR documentation/31569
11919 * doc/install.texi2html: Use makeinfo --no-number-sections.
11921 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11923 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11924 ensure that we can address an entire entity > 8 bytes. Don't
11925 generate reg+reg addressing for such data.
11927 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11929 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11930 strings when optimizing for size, unless the target cares about
11933 2008-02-22 Tom Tromey <tromey@redhat.com>
11935 * regclass.c (current_pass): Remove declaration.
11937 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11939 * config/avr/libgcc.S (__RAMPZ__): Define.
11940 (__do_copy_data): Add for devices with 128KB code memory.
11942 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11944 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11946 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11948 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11950 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11953 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11956 * c-typeck.c (build_binary_op): Warn about floating point
11957 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11959 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11962 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11963 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11965 (rs6000_override_options): Set altivec_abi as default, not override,
11966 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11967 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11968 is used; use new member spe_abi.
11969 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11970 spe_abi and altivec_abi.
11972 2008-02-22 Tomas Bily <tbily@suse.cz>
11974 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11976 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11979 * config.build (build_file_translate): Set to `CMD //c' only if
11981 * Makefile.in (build_file_translate): Improve comment.
11983 2008-02-21 Jan Hubicka <jh@suse.cz>
11985 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11986 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11987 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11989 2008-02-21 Michael Matz <matz@suse.de>
11992 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11994 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11996 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11997 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11998 as insn constraint.
11999 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12000 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12001 SSE_VEC_FLOAT_MODE_P as insn constraint.
12002 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12003 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12004 sse4a_movntdf using MODEF mode iterator.
12005 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12006 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12007 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12008 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12009 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12010 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12011 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12013 2008-02-21 Richard Guenther <rguenther@suse.de>
12015 * tree.def (PAREN_EXPR): New tree code.
12016 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
12018 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
12019 * expr.c (expand_expr_real_1): Likewise.
12020 * tree-inline.c (estimate_num_insns_1): Likewise.
12021 * tree-complex.c (expand_complex_move): Likewise.
12022 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
12025 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12028 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
12030 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12033 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
12035 * config/sh/sh.c (find_barrier): Don't go past
12036 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
12038 2008-02-20 DJ Delorie <dj@redhat.com>
12040 * config/h8300/h8300.md (insv): Force source operand to be a register.
12042 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
12043 as a jump, not as a plain insn.
12045 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
12047 * doc/invoke.texi (Warning Options): Add new option
12048 -Wframe-larger-than=.
12049 (-Wframe-larger-than): Document.
12051 * flags.h (warn_frame_larger_than, frame_larger_than_size):
12052 Add declarations for new option variables.
12054 * final.c (final_start_function): Check the frame size
12055 before emission and issue a Wframe-larger-than warning.
12057 * opts.c (warn_frame_larger_than, frame_larger_than_size):
12058 Add definitions for new option variables.
12059 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
12061 * common.opt (Wframe-larger-than=): New option.
12063 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12065 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
12066 (<sse>_div<mode>3): Ditto.
12067 (<sse>_vmdiv<mode>3): Ditto.
12068 (<sse>_vmsqrt<mode>2): Ditto.
12069 (*smax<mode>3): Ditto.
12070 (sse5_frcz<mode>2): Ditto.
12071 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
12072 as insn constraint.
12074 2008-02-20 Richard Guenther <rguenther@suse.de>
12076 PR middle-end/35265
12077 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
12078 be happy with INTEGRAL_TYPE_P.
12080 2008-02-20 Richard Guenther <rguenther@suse.de>
12082 * fold-const.c (split_tree): Associate floatig-point expressions
12083 if flag_associative_math is set.
12085 2008-02-20 Richard Guenther <rguenther@suse.de>
12087 * tree.h (fold_real_zero_addition_p): Declare.
12088 * fold-const.c (fold_real_zero_addition_p): Export.
12089 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
12090 floating-point operations with zero and one.
12092 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
12094 * doc/install.texi: Correct references to CFLAGS, replacing them
12095 with BOOT_CFLAGS. Document flags used during bootstrap for
12098 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12100 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
12101 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
12102 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12104 (smin<mode>3): Ditto from similar patterns.
12105 (smax<mode>3): Ditto.
12106 (*ieee_smin<mode>3): Ditto.
12107 (*ieee_smax<mode>3): Ditto.
12108 * config/i386/sse.md (sse): New mode attribute.
12109 (mov<mode>): Macroize expander from movv4sf and movv2df using
12110 SSEMODEF2P mode iterator.
12111 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12112 SSE_VEC_FLOAT_MODE_P as insn constraint.
12113 (storent<mode>): Ditto.
12114 (storent<mode>): Macroize expander from storentsf and storentdf using
12115 MODEF mode iterator.
12116 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12117 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12118 (abs<mode>2): Ditto from similar patterns.
12119 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12120 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12121 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12122 (<sse>_vmsqrt<mode>2): Ditto.
12123 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12124 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12125 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12126 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12127 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12128 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12129 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
12131 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
12132 iterator and SSE_FLOAT_MODE_P as insn constraint.
12133 (<sse>_ucomi): Ditto from similar patterns.
12134 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
12135 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
12136 SSE_VEC_FLOAT_MODE_P as insn constraint.
12137 (vcond<mode>): Ditto from similar patterns.
12138 (and<mode>3, *and<mode>3): Ditto.
12139 (<sse>_nand<mode>3): Ditto.
12140 (ior<mode>3, *ior<mode>3): Ditto.
12141 (xor<mode>3, *xor<mode>3): Ditto.
12142 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
12143 iterator and SSE_FLOAT_MODE_P as insn constraint.
12144 (*nand<mode>3): Ditto from similar patterns.
12145 (*ior<mode>3): Ditto.
12146 (*xor<mode>3): Ditto.
12148 2008-02-20 Ira Rosen <irar@il.ibm.com>
12150 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
12151 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
12152 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
12154 2008-02-19 Jan Hubicka <jh@suse.cz>
12156 * predict.c (tree_bb_level_predictions): Remove variable next
12157 mistakely introduced by previous commit.
12159 2008-02-19 Jan Hubicka <jh@suse.cz>
12161 * predict.c (predict_paths_leading_to): Rewrite.
12162 (predict_paths_for_bb): New.
12163 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
12165 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12168 * Makefile.in (build_file_translate): New.
12169 (gcc-vers.texi): Use it for translating $(abs_srcdir).
12170 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
12171 * configure.ac (build_file_translate): Substitute it.
12172 * configure: Regenerate.
12174 2008-02-19 Jan Hubicka <jh@suse.cz>
12176 PR rtl-optimization/34408
12177 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
12180 2008-02-19 Jan Hubicka <jh@suse.cz>
12182 PR middle-end/28779
12183 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
12186 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
12189 * config/i386/i386-modes.def: Revert the last DI alignment
12190 change until Ada people can look into it.
12192 2008-02-19 Nick Clifton <nickc@redhat.com>
12194 * opts.c (print_specific_help): Fix typo in --help text.
12196 2008-02-19 Jakub Jelinek <jakub@redhat.com>
12199 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
12200 32-bit inline asm without asm alternatives for host GCC < 3.0.
12202 2008-02-19 Richard Guenther <rguenther@suse.de>
12204 PR tree-optimization/34989
12205 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
12206 Allow propagation to INDIRECT_REF if we can simplify only.
12208 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12210 * c-common.c (warn_for_collisions_1): Use appropriate option when
12213 2008-02-19 Nick Clifton <nickc@redhat.com>
12216 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
12217 (handle_options): Fix indentation.
12218 (print_filtered_help): If no language-specific options were
12219 displayed tell the user how to list all the options supported by
12220 the language's front-end.
12221 (print_specific_help): Fix indentation and remove duplicate line.
12222 (common_handle_option): Handle the -v option.
12223 For --help enable the display of undocumented options if the -v
12224 switch has been included on the command line.
12225 For --help= check for overlaps in the arguments between the option
12226 classes and the language names and issue a warning when they
12227 cannot be disambiguated.
12228 * c.opt (v): Pass on to the common option handler.
12230 2008-02-19 Revital Eres <eres@il.ibm.com>
12232 * modulo-sched.c (sms_schedule): Change dump message when
12233 create_ddg function fails.
12234 (try_scheduling_node_in_cycle): Rename row to cycle.
12235 (print_partial_schedule): Rename CYCLE to ROW.
12237 2008-02-19 Christian Bruel <christian.bruel@st.com>
12238 Zdenek Dvorak <ook@ucw.cz>
12240 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12242 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12245 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12246 (*x86_movdicc_0_m1_se): Ditto.
12248 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12250 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12251 (CMPtype): Define as __gcc_CMPtype.
12252 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12253 (CMPtype): Define as __gcc_CMPtype.
12255 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12257 Support valgrind 3.3 for --enable-checking=valgrind.
12258 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12260 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12261 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12262 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12263 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12264 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12265 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12266 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12268 * ggc-zone.c: Similar.
12269 * ggc-page.c: Similar.
12271 2008-02-19 Paul Brook <paul@codesourcery.com>
12274 * config/arm/ieee754-df.S: Fix do_it typo.
12275 * config/arm/ieee754-sf.S: Fix do_it typo.
12277 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12280 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12281 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12282 (OPTION_MASK_ISA_SSE_SET): Likewise.
12283 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12284 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12285 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12286 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12287 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12288 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12289 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12290 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12291 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12292 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12293 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12294 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12295 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12296 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12297 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12298 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12299 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12300 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12301 (OPTION_MASK_ISA_SSE4): Removed.
12302 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12303 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12304 (override_options): Don't turn on implied SSE/MMX bits in
12307 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12309 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12312 2008-02-18 Joey Ye <joey.ye@intel.com>
12314 PR middle-end/34921
12315 * tree-nested.c (insert_field_into_struct): Set type alignment
12316 to field alignment if the former is less than the latter.
12318 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12320 * BASE-VER: Set to 4.4.0.
12322 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12324 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12325 * doc/cfg.texi: Likewise.
12326 * doc/extend.texi: Likewise.
12327 * doc/gty.texi: Likewise.
12328 * doc/invoke.texi: Likewise.
12329 * doc/loop.texi: Likewise.
12330 * doc/md.texi: Likewise.
12331 * doc/passes.texi: Likewise.
12332 * doc/rtl.texi: Likewise.
12333 * doc/sourcebuild.texi: Likewise.
12334 * doc/tm.texi: Likewise.
12335 * doc/tree-ssa.texi: Likewise.
12337 2008-02-17 Richard Guenther <rguenther@suse.de>
12339 PR middle-end/35227
12340 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12341 without default definition.
12343 2008-02-17 Richard Guenther <rguenther@suse.de>
12345 PR tree-optimization/35231
12346 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12349 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12352 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12353 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12354 libgcc_cmp_return mode.
12356 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12359 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12361 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12363 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12366 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12368 * doc/c-tree.texi: Use `@.' where appropriate.
12369 * doc/extend.texi: Likewise.
12370 * doc/install.texi: Likewise.
12371 * doc/invoke.texi: Likewise.
12372 * doc/loop.texi: Likewise.
12373 * doc/makefile.texi: Likewise.
12374 * doc/md.texi: Likewise.
12375 * doc/passes.texi: Likewise.
12376 * doc/standards.texi: Likewise.
12377 * doc/tm.texi: Likewise.
12379 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12381 PR middle-end/35196
12382 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12384 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12385 rather than in entry_bb.
12387 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12389 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12390 libgcc_cmp_return mode.
12392 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12394 PR middle-end/35130
12395 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12396 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12398 2008-02-15 Richard Guenther <rguenther@suse.de>
12399 Zdenek Dvorak <ook@ucw.cz>
12401 PR tree-optimization/35164
12402 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12403 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12404 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12405 Only propagate addresses which do not have abnormal SSA_NAMEs
12408 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12411 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
12413 2008-02-15 Jan Hubicka <jh@suse.cz>
12415 PR middle-end/35149
12416 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
12418 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12420 PR middle-end/34621
12421 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
12422 when calculating alignment_pad.
12424 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12426 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
12427 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
12428 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
12429 and STACK_BOUNDARY define.
12431 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
12433 PR preprocessor/35061
12434 * c-pragma.c (handle_pragma_pop_macro): Check that
12435 pushed_macro_table has been allocated.
12437 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12439 PR middle-end/35136
12440 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12441 (force_gimple_operand): Likewise.
12442 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12443 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12444 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12445 (find_interesting_uses_address): Check addressability and alignment
12446 of the base expression only after substituting bases of IVs into it.
12448 2008-02-14 Michael Matz <matz@suse.de>
12451 * function.c (instantiate_virtual_regs_in_insn): Reload address
12452 before falling back to reloading the whole operand.
12454 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12456 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12457 before the first section switch note.
12459 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12461 * doc/bugreport.texi: Update copyright years.
12462 * doc/c-tree.texi: Likewise.
12463 * doc/cfg.texi: Likewise.
12464 * doc/cpp.texi: Likewise.
12465 * doc/cppinternals.texi: Likewise.
12466 * doc/fragments.texi: Likewise.
12467 * doc/frontends.texi: Likewise.
12468 * doc/gcc.texi: Likewise.
12469 * doc/gty.texi: Likewise.
12470 * doc/hostconfig.texi: Likewise.
12471 * doc/implement-c.texi: Likewise.
12472 * doc/libgcc.texi: Likewise.
12473 * doc/loop.texi: Likewise.
12474 * doc/makefile.texi: Likewise.
12475 * doc/options.texi: Likewise.
12476 * doc/passes.texi: Likewise.
12477 * doc/rtl.texi: Likewise.
12478 * doc/sourcebuild.texi: Likewise.
12479 * doc/standards.texi: Likewise.
12480 * doc/tree-ssa.texi: Likewise.
12481 * doc/trouble.texi: Likewise.
12483 * doc/extend.texi: Use @: or add comma where appropriate.
12484 * doc/invoke.texi: Likewise.
12485 * doc/tm.texi: Likewise.
12487 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12490 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12493 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12495 * doc/md.texi (clz, ctz): Add reference.
12496 * doc/rtl.texi (clz, ctz): Likewise.
12498 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12501 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12504 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12506 * config/s390/s390.c (struct constant_pool): New field
12507 emit_pool_after added.
12508 (s390_mainpool_start): Set the emit_pool_after flag according
12509 to the section switch notes.
12510 (s390_mainpool_finish): Consider emit_pool_after when emitting
12511 the literal pool at the end of the function.
12512 (s390_chunkify_start): Force literal pool splits at section
12515 2008-02-13 Michael Matz <matz@suse.de>
12518 * var-tracking.c (clobber_variable_part): Correctly traverse the
12521 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12524 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12525 Add -fdump-ipa-inline.
12526 * tree-dump.c (dump_files): Remove tree-inlined dump.
12527 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12529 2008-02-12 Richard Guenther <rguenther@suse.de>
12531 PR tree-optimization/35171
12532 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12535 2008-02-12 Richard Guenther <rguenther@suse.de>
12537 PR middle-end/35163
12538 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12539 value-preserving mode. Disallow final truncation.
12541 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12543 PR middle-end/35136
12544 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12545 code from here to...
12546 (force_gimple_operand): ...here.
12548 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12551 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12552 non-compatible pointers.
12553 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12554 different FIELD_DECLs, try harder by comparing field offsets, sizes
12557 PR inline-asm/35160
12558 * function.c (match_asm_constraints_1): Don't replace the same input
12561 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12563 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12564 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12565 (expand_epilogue): Restore RAMPZ register.
12566 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12568 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12570 * config/i386/cygwin.asm: (__alloca): Correct calling
12571 convention and alignment.
12572 (__chkstk): Force 8 byte stack alignment.
12574 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12575 Richard Guenther <rguenther@suse.de>
12577 PR tree-optimization/33992
12578 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12579 the zero we compare against.
12581 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12583 PR libfortran/35063
12584 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12585 to CloseHandle after unlocking to prevent accumulation of handle
12588 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12590 PR middle_end/34150
12591 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12592 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12593 and update LABEL_NUSES during and after reload.
12595 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12597 PR middle-end/34627
12598 * combine.c (simplify_if_then_else): Make sure the comparison is
12599 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12601 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12604 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12605 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12606 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12607 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12608 * tree.h (get_type_static_bounds): Likewise.
12610 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12612 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12613 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12614 Make -Wfoo language annotations match what the compiler outputs.
12616 2008-02-08 Sa Liu <saliu@de.ibm.com>
12618 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12619 intrinsics spu_convts, spu_convtu, spu_convtf.
12621 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12623 * doc/extend.texi (Function Attributes) <noinline>: Mention
12624 asm ("") as method to keep calls.
12626 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12629 * doc/options.texi (Options): Replace references to opts.sh with
12631 * opts-common.c: Likewise.
12632 * optc-gen.awk: Likewise.
12634 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12636 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12638 2008-02-07 Richard Henderson <rth@redhat.com>
12641 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12642 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12645 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12647 PR tree-optimization/35085
12648 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12649 for operand entry oe2 in addition to operand entry oe3 in order to
12650 expose more opportunities for vectorizer sum reduction.
12652 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12655 * Makefile.in (LIBS): Remove $(GMPLIBS).
12656 (cc1-dummy, cc1): Add $(GMPLIBS).
12658 2008-02-06 Jan Hubicka <jh@suse.cz>
12661 * i386.md (moddf_integer): Do not produce partial memory stalls for
12662 targets where it hurts.
12664 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12667 * optabs.c (expand_float): Do not check for decimal modes when
12668 expanding unsigned integer through signed conversion.
12670 2008-02-06 Nick Clifton <nickc@redhat.com>
12672 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12673 inside the clobber with a match_operand and duplicated operand
12674 number in the constraint.
12675 (ineqbranchsi): Delete redundant comment.
12677 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12679 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12680 builtin_define ("__USE_INIT_FINI__").
12681 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12683 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12685 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12687 PR documentation/30330
12688 * doc/invoke.texi (C++ Dialect Options)
12689 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12690 For each warning option -Wfoo that allows -Wno-foo, ensure both
12691 -Wfoo and -Wno-foo are listed in the option index. Fix index
12692 entry of -Wswitch-default, index -Wnormalized= including the
12693 `=', and -Wlarger-than-@var{len} including @var{len}.
12695 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12697 * config/i386/i386.md (floatunssisf2): Use
12698 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12699 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12700 Macroize expander using MODEF mode iterator.
12702 2008-02-05 Diego Novillo <dnovillo@google.com>
12704 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12707 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12709 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12712 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12714 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12717 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12718 to indicate if a message should be generated.
12719 (init_cumulative_args): Updated.
12720 (function_value_32): Likewise.
12722 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12724 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12726 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12729 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12730 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12732 2008-02-04 Diego Novillo <dnovillo@google.com>
12734 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12737 * tree-vrp.c (vrp_evaluate_conditional): With
12738 -Wtype-limits, emit a warning when comparing against a
12739 constant outside the natural range of OP0's type.
12741 2008-02-04 Richard Guenther <rguenther@suse.de>
12743 PR middle-end/33631
12744 * expr.c (count_type_elements): Give for unions instead of
12747 2008-02-04 Richard Guenther <rguenther@suse.de>
12749 PR middle-end/35043
12750 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12751 to TYPE_DOMAINs base type instead of using bitsizetype here.
12753 2008-02-03 Jason Merrill <jason@redhat.com>
12755 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12757 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12760 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12761 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12762 (RS/6000 and PowerPC Options): Fix typos and markup.
12763 * doc/passes.texi (Tree-SSA passes): Likewise.
12765 2008-02-02 Michael Matz <matz@suse.de>
12768 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12769 from record_last_reg_set_info.
12770 (record_last_reg_set_info): Take an RTX argument, iterate over all
12771 constituent hardregs.
12772 (record_last_set_info, record_opr_changes): Change calls to
12773 new signature or to record_last_reg_set_info_regno.
12775 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12777 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12779 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12781 PR rtl-optimization/34773
12782 * reg-notes.def (EQUAL): Mention significance of combination of
12783 REG_EQUAL and REG_RETVAL.
12784 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12785 insn that has a REG_RETVAL.
12787 2008-02-01 Roger Sayle <roger@eyesopen.com>
12790 * configure.ac (--enable-fixed-point): Disable unless explicitly
12792 * configure: Regenerate.
12794 2008-02-01 Richard Guenther <rguenther@suse.de>
12797 * invoke.texi (-finline-limit): Remove no longer true parts
12798 of the documentation. Note that there is no default value.
12800 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12801 Mark Mitchell <mark@codesourcery.com>
12802 Ben Elliston <bje@au.ibm.com>
12805 * doc/extend.texi (Other Builtins): Document.
12807 2008-01-31 Tom Browder <tom.browder@gmail.com>
12809 * doc/c-tree.texi (Types): Fix grammar.
12810 (Expression trees): Ditto.
12811 * doc/passes.texi (Tree-SSA passes): Ditto.
12813 * doc/configterms.texi (Configure Terms): Fix typo.
12814 * doc/cpp.texi (Common Predefined Macros): Ditto.
12815 * doc/md.texi (Machine Constraints): Ditto.
12817 * doc/makefile.texi (Makefile): Add comma.
12819 2008-01-31 Tom Browder <tom.browder@gmail.com>
12820 Gerald Pfeifer <gerald@pfeifer.com>
12822 * doc/sourcebuild.texi (Front End): Remove references to CVS
12823 and CVSROOT/modules.
12824 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12825 (Back End): Remove reference to CVS.
12827 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12830 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12832 (mips16_gp_pseudo_reg): ...here.
12833 * config/mips/mips.md (load_const_gp): Replace with...
12834 (load_const_gp_<mode>): ...this :P-based insn.
12836 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12838 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12839 options. Minor fixes.
12840 (-std): Move reference to standards closer to where language
12841 standards are first mentioned.
12843 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12845 PR rtl-optimization/34995
12846 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12847 parameter and return a bool. If the rtx parameter is nonnull,
12848 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12849 (find_reloads): Update call accordingly. Pass the new operand
12850 if it needed no address reloads, otherwise pass null.
12852 2008-01-30 Richard Henderson <rth@redhat.com>
12855 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12856 for unbounded arrays.
12858 2008-01-30 Silvius Rus <rus@google.com>
12860 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12862 2008-01-30 Jan Hubicka <jh@suse.cz>
12865 * i386.c (init_cumulative_args): Use real function declaration when
12868 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12870 PR rtl-optimization/34998
12871 * global.c (build_insn_chain): Treat non-subreg_lowpart
12872 SUBREGs of pseudos as clobbering all the words covered by the
12873 SUBREG, not just all the bytes.
12874 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12875 original df_ref rather than an extract parameter.
12876 (global_conflicts): Update call accordingly.
12878 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12880 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12881 the overflow check to make it easier to read.
12882 (__fixtfdi): Change the type of the ll member in union
12883 long_double to UDItype_x.
12885 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12887 PR middle-end/34969
12888 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12889 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12890 * tree-inline.c (fold_marked_statements): Call
12891 cgraph_update_edges_for_call_stmt if folding a call statement.
12892 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12893 debug_generic_stmt calls, reset it back afterwards.
12896 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12898 * c-typeck.c (build_external_ref): Don't pedwarn about
12899 static vars in current function's scope.
12901 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12903 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12905 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12908 * ipa-struct-reorg.c: Fix spelling.
12909 * params.def: Ditto.
12911 2008-01-29 Richard Guenther <rguenther@suse.de>
12913 PR middle-end/35006
12914 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12916 * tree-inline.c (remap_type): Increment remapping_type_depth
12917 around remapping types.
12918 (copy_body_r): Only add referenced variables if they are referenced
12919 from code, not types.
12921 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12932 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12933 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12935 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12938 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12939 pointer for tiny stack.
12941 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12943 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12945 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12947 * config/vx-common.h: Fix typo in comment.
12949 2008-01-28 Ian Lance Taylor <iant@google.com>
12953 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12954 coalesce pointers if they have different DECL_NO_TBAA_P values.
12955 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12956 between variables with different DECL_NO_TBAA_P values.
12958 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12961 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12962 are not legitimate small data references on SPE targets.
12964 2008-01-28 David Daney <ddaney@avtrex.com>
12966 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12968 2008-01-28 David Daney <ddaney@avtrex.com>
12970 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12972 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12974 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12975 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12976 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12977 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12978 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12979 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12980 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12981 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12983 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12985 * basic-block.h (condjump_equiv_p): Fix comment.
12987 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12989 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12990 print_generic_stmt_indented): Fix comment.
12992 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12994 * configure.ac (__stack_chk_fail): Add detecion for availability
12995 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12996 * configure: Regenerate.
12998 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13000 PR middle-end/34688
13001 * final.c (output_addr_const): Handle TRUNCATE.
13003 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13006 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13007 (zero_cost, infinite_cost): New constants.
13008 (struct cost_pair): Change type of cost to comp_cost.
13009 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13010 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13012 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13013 split_address_cost, ptr_difference_cost, difference_cost,
13014 get_computation_cost_at, get_computation_cost,
13015 determine_use_iv_cost_generic, determine_use_iv_cost_address,
13016 determine_use_iv_cost_condition, determine_use_iv_costs,
13017 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
13018 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
13019 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
13020 Change type of cost to comp_cost.
13021 (determine_iv_cost): Increase cost of non-original ivs, instead
13022 of decreasing the cost of original ones.
13023 (get_address_cost): Indicate the complexity of the addressing mode
13025 (try_add_cand_for): Prefer using ivs not specific to some object.
13026 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
13028 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
13029 Janis Johnson <janis187@us.ibm.com>
13032 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
13033 (TARGET_INSTANTIATE_DECLS): Likewise.
13034 * target.h (expand_to_rtl_hook): New target hook.
13035 (instantiate_decls): Likewise.
13036 * function.c (instantiate_decl): Make non-static. Rename to...
13037 (instantiate_decl_rtl): ... this.
13038 (instantiate_expr): Use instantiate_decl_rtl.
13039 (instantiate_decls_1): Likewise.
13040 (instantiate_decls): Likewise.
13041 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
13042 * function.h (instantiate_decl_rtl): Add prototype.
13043 * cfgexpand.c (target.h): New include.
13044 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
13045 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
13046 (TARGET_INSTANTIATE_DECLS): Likewise.
13047 (TARGET_INITIALIZER): New target hooks added.
13048 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
13050 * config/rs6000/rs6000.c (tree-flow.h): New include.
13051 (machine_function): Add sdmode_stack_slot field.
13052 (rs6000_alloc_sdmode_stack_slot): New function.
13053 (rs6000_instantiate_decls): Likewise.
13054 (rs6000_secondary_memory_needed_rtx): Likewise.
13055 (rs6000_check_sdmode): Likewise.
13056 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
13057 (TARGET_INSTANTIATE_DECLS): Likewise.
13058 (rs6000_hard_regno_mode_ok): Allow SDmode.
13059 (num_insns_constant): Likewise. Handle _Decimal32 constants.
13060 (rs6000_emit_move): Handle SDmode.
13061 (function_arg_advance): Likewise.
13062 (function_arg): Likewise.
13063 (rs6000_gimplify_va_arg): Likewise. Add special handling of
13064 SDmode var args for 32-bit compiles.
13065 (rs6000_secondary_reload_class): Handle SDmode.
13066 (rs6000_output_function_epilogue): Likewise.
13067 (rs6000_function_value): Simplify if statement.
13068 (rs6000_libcall_value): Likewise.
13069 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
13070 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
13071 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
13072 (movsd_hardfloat): New define_insn.
13073 (movsd_softfloat): Likewise.
13074 (movsd_store): Likewise.
13075 (movsd_load): Likewise.
13076 (extendsddd2): Likewise.
13077 (extendsdtd2): Likewise.
13078 (truncddsd2): Likewise.
13079 (movdd_hardfloat64): Fixup comment.
13080 (UNSPEC_MOVSD_LOAD): New constant.
13081 (UNSPEC_MOVSD_STORE): Likewise.
13083 2008-01-26 Jakub Jelinek <jakub@redhat.com>
13086 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
13088 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
13089 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
13090 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
13091 and TRUTH_XOR_EXPR.
13093 2008-01-26 David Edelsohn <edelsohn@gnu.org>
13096 * config.gcc: Separate AIX 5.3 from AIX 6.1.
13097 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13098 __LONGDOUBLE128 too.
13099 * config/rs6000/aix61.h: New file.
13101 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13103 PR rtl-optimization/34959
13104 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13105 popcount and parity rtxes the same mode as their operand.
13106 Truncate or extend the result to the return value's mode
13109 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13112 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13113 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13114 to GOT_VERSION_REGNUM.
13115 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13116 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13117 * config/mips/mips.c (mips_emit_call_insn): New function.
13118 (mips_call_tls_get_addr): Call mips_expand_call directly.
13119 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13121 (mips16_build_call_stub): Likewise. Return the call insn or null.
13122 (mips_expand_call): Update the call to mips16_build_call_stub
13123 accordingly and a remove redundant condition. Assert that MIPS16
13124 stubs do not use lazy binding. Use mips_emit_call_insn and return
13126 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13128 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13129 (mips_avoid_hazard): Remove hazard_set handling.
13130 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
13131 (UNSPEC_RESTORE_GP): ...this.
13132 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
13133 (FAKE_CALL_REGNO): Rename to...
13134 (GOT_VERSION_REGNUM): ...this.
13135 (type): Add "ghost" value. Add an associated insn reservation.
13136 (hazard_set): Remove.
13137 (exception_receiver): Rename to...
13138 (restore_gp): ...this and update the unspec identifier accordingly.
13139 (exception_receiver, nonlocal_got_receiver): New expanders.
13140 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
13141 FAKE_CALL_REGNO. Remove hazard_set attribute.
13142 (set_got_version, update_got_version): New patterns.
13144 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
13147 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
13149 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13152 * doc/install.texi2html: Generate gcc-vers.texi.
13154 2008-01-25 DJ Delorie <dj@redhat.com>
13156 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13158 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13160 * config/c4x: Remove directory.
13161 * config.gcc (crx-*, mt-*): Mark obsolete.
13162 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
13163 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
13164 sh-*-rtemscoff*): Remove cases.
13165 * defaults.h (C4X_FLOAT_FORMAT): Remove.
13166 * real.c (encode_c4x_single, decode_c4x_single,
13167 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
13168 c4x_extended_format): Remove.
13169 * real.h (c4x_single_format, c4x_extended_format): Remove.
13170 * doc/extend.texi (interrupt, naked): Remove mention of attributes
13172 (Pragmas): Remove comment about c4x pragmas.
13173 * doc/install.texi (c4x): Remove target-specific instructions.
13174 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
13175 * doc/md.texi (Machine Constraints): Remove C4x documentation.
13176 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
13177 refer to C4x source files as examples.
13178 (C4X_FLOAT_FORMAT): Remove documentation.
13180 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
13182 * config/bfin/bfin.c (override_options): Reorder tests so that
13183 flag_pic gets enabled for -msep-data.
13185 2008-01-25 Richard Guenther <rguenther@suse.de>
13187 PR middle-end/32244
13188 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
13189 to its bitfield precision if required.
13191 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13193 PR middle-end/33880
13194 * tree-nested.c (walk_omp_for): New function.
13195 (convert_nonlocal_reference, convert_local_reference): Call
13196 walk_omp_for on OMP_FOR.
13197 (convert_call_expr): Call walk_body on OMP_FOR's
13198 OMP_FOR_PRE_INIT_BODY.
13200 2008-01-25 Richard Guenther <rguenther@suse.de>
13202 PR tree-optimization/34966
13203 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
13204 default defs and PHI_NODEs we have to insert after the
13205 defining statement.
13207 2008-01-24 Nick Clifton <nickc@redhat.com>
13209 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
13210 Provide a default definition.
13211 (LIBGCC2_UNITS_PER_WORD): Likewise.
13213 * config/stormy16/stormy16.c: Include df.h for the prototype
13214 for df_regs_ever_live_p.
13215 (xstormy16_expand_builtin_va_start): Convert the stack offset
13216 into a component_ref and then use POINTER_PLUS_EXPR to add it
13217 to the incoming_virtual_args_rtx.
13218 (xstormy16_gimplify_va_arg_expr): Rename to
13219 xstormy16_gimplify_va_arg_expr.
13220 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
13221 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
13222 xstormy16_gimplify_va_arg_expr.
13223 Fix up some formatting issues.
13225 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
13226 Move to predicates.md.
13227 (xs_hi_general_operand): Likewise.
13228 (xs_hi_nonmemory_operand): Likewise.
13229 * config/stormy16/predicates.md:
13230 (xstormy16_carry_plus_operand): New predicate.
13231 (xs_hi_general_operand): New predicate.
13232 (xs_hi_nonmemory_operand): New predicate.
13233 * config/stormy16/stormy16-protos.h:
13234 (xstormy16_carry_plus_operand): Delete prototype.
13235 (xs_hi_general_operand): Likewise.
13236 (xs_hi_nonmemory_operand): Likewise.
13238 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13239 modifiers as they are no longer needed and they can trigger
13240 reload spill failures.
13242 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13243 with a match_operand in order to help reload.
13245 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13246 constraint with 'e' for the 8th alternative as this version of
13247 the mov.w instruction only accepts the lower 8 registers.
13249 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13252 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13253 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13256 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13258 PR middle-end/33333
13259 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13261 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13263 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13265 (remove_structure): Update allocations list before removing structure.
13267 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13269 * ipa-struct-reorg.c (is_safe_cond_expr,
13270 create_new_stmts_for_cond_expr): Use integer_zerop function,
13271 that recognize not only zero-pointer, but zero-integer too.
13273 2008-01-25 Ben Elliston <bje@au.ibm.com>
13276 * fixproto: Escape "." in sed expression that strips leading "./".
13278 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13281 * gcc.c (SWITCH_OK): Removed.
13282 (SWITCH_LIVE): Changed to bit.
13283 (SWITCH_FALSE): Likewise.
13284 (SWITCH_IGNORE): Likewise.
13285 (switchstr): Change live_cond to unsigned int.
13286 (process_command): Replace SWITCH_OK with 0.
13287 (do_self_spec): Likewise.
13288 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13289 (give_switch): Likewise.
13290 (used_arg): Likewise.
13291 (do_spec_1): Set the SWITCH_IGNORE bit.
13292 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13293 bits. Set the SWITCH_LIVE bit.
13295 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13297 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13299 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13301 PR tree-optimization/34472
13302 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13303 parameter to a "bool *" and set *DATA to false if there is
13304 an unsafe access. Do not delete the structure here.
13305 (check_cond_exprs): Delete it here instead.
13306 (check_cond_exprs, exclude_cold_structs): Do not increase
13307 I when removing a structure.
13309 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13312 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13313 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13315 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13317 PR middle-end/34934
13318 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13319 a fixed vector for stack.
13321 2008-01-24 Ben Elliston <bje@au.ibm.com>
13324 * doc/gcc.texi (Software development): Add a direntry for g++.
13326 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13328 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13329 stale and straggling -fforce-addr comments above.
13331 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13333 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13334 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13336 2008-01-23 Michael Matz <matz@suse.de>
13339 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13342 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13344 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13345 malloc result type.
13347 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13349 * config/avr/avr.c (avr_current_arch): New variable.
13350 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13351 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13352 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13353 (avr_override_options): Init 'avr_current_arch'.
13354 (base_arch_s): Move from here...
13355 * config/avr/avr.h (base_arch_s): ... here. Add new members
13356 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13357 'mega' to 'have_jmp_call'.
13358 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13359 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13361 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13363 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13364 MULTILIB_MATCHES): (Ditto.).
13366 2008-01-23 Richard Guenther <rguenther@suse.de>
13368 PR middle-end/31529
13369 * cgraphunit.c (cgraph_reset_node): Always mark the node
13370 not reachable if it is not queued already.
13372 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13374 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13375 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13376 (cputype_selected): New static variable.
13377 (bfin_handle_option): Set it if -mcpu is used.
13378 (override_option): Select default set of workarounds if no cpu type
13379 selected on the command line.
13380 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13382 From Michael Frysinger <michael.frysinger@analog.com>
13383 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13384 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13386 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13387 for bf547, bf523, bf524, and bf526.
13388 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13390 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13391 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13392 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13393 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13394 * doc/invoke.texi (Blackfin Options): Document that
13395 -mcpu now accept bf547, bf523, bf524, and bf526.
13397 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13399 PR rtl-optimization/34628
13400 * combine.c (try_combine): Stop and undo after the first combination
13401 if an autoincrement side-effect on the first insn has effectively
13404 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13407 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13408 Offset addresses are not valid for Altivec or paired float modes.
13410 2008-01-22 Jakub Jelinek <jakub@redhat.com>
13413 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
13414 if DECL_INITIAL (decl) is error_mark_node.
13417 * c-common.c (handle_vector_size_attribute): Only allow
13418 integral, scalar float and fixed point types. Handle OFFSET_TYPE
13419 the same way as pointer, array etc. types.
13420 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
13423 * tree.c (build_type_attribute_qual_variant): Call
13424 build_qualified_type if attributes are equal, but quals are not.
13426 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13429 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
13430 * flags.h (warn_strict_aliasing): Remove.
13431 (warn_strict_overflow): Remove.
13432 * opts.c (warn_strict_aliasing): Remove.
13433 (warn_strict_overflow): Remove.
13434 * c-opts.c (c_common_handle_option): -Wall only sets
13435 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13436 (c_common_post_options): Give default values to -Wstrict-aliasing
13437 and -Wstrict-overflow if they are uninitialized.
13438 * common.opt (Wstrict-aliasing): Specify Var and Init.
13439 (Wstrict-overflow): Likewise.
13441 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13443 PR rtl-optimization/26854
13444 PR rtl-optimization/34400
13445 PR rtl-optimization/34884
13446 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13448 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13449 (df_rd_bb_info.expanded_lr_out): Deleted
13450 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13451 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13452 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13453 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13454 Removed code to allocate, initialize or free expanded_lr_out.
13455 (df_rd_bb_local_compute_process_def): Restructured to make more
13457 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13458 sets if the sets are being trimmed.
13460 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13463 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13464 (as_vers): Likewise.
13465 * configure: Regenerated.
13467 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13469 PR middle-end/33092
13470 * tree-pass.h (pass_build_alias): New pass.
13471 * tree-ssa-alias.c (gate_build_alias): New.
13472 (pass_build_alias): New.
13473 * passes.c (init_optimization_passes): Add pass_build_alias after
13474 pass_create_structure_vars.
13476 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13478 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13479 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13480 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13481 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13482 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13483 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13484 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13485 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13486 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13487 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13488 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13489 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13490 * config/s390/s390.md (FP_ALL): New mode iterator.
13491 (_d): New mode attribute.
13492 ("*signbit<mode>2>"): Changed mode of first operand.
13493 ("isinf<mode>2"): Changed mode of first operand.
13494 ("*TDC_insn"): Adaptation for DFP modes.
13496 2008-01-22 Ben Elliston <bje@au.ibm.com>
13498 * tree.c (check_qualified_type): Improve function description.
13500 2008-01-21 Jason Merrill <jason@redhat.com>
13503 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13504 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13507 2008-01-21 DJ Delorie <dj@redhat.com>
13509 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13512 2008-01-21 Richard Guenther <rguenther@suse.de>
13514 PR middle-end/34856
13515 * tree-cfg.c (verify_expr): Allow all invariant expressions
13516 instead of just constant class ones as reference argument.
13517 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13518 like any other constant.
13519 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13521 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13523 * regmove.c (fixup_match_1): Update call crossed frequencies.
13525 2008-01-21 Richard Guenther <rguenther@suse.de>
13528 * tree-inline.c (setup_one_parameter): Deal with mismatched
13529 types using a VIEW_CONVERT_EXPR.
13531 2008-01-21 Alon Dayan <alond@il.ibm.com>
13532 Olga Golovanevsky <olga@il.ibm.com>
13534 PR tree-optimization/34701
13535 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13536 when the structure size is not a power of 2.
13538 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13540 * doc/install.texi: Add doc for --enable-checking=df.
13542 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13544 PR rtl-optimization/34808
13545 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13547 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13549 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13552 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13554 PR rtl-optimization/26854
13555 PR rtl-optimization/34400
13556 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13558 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13559 (df_rd_bb_info.expanded_lr_out): New.
13560 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13561 * loop_iv.c (iv_analysis_loop_init): Ditto.
13562 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13563 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13564 Added code to allocate, initialize or free expanded_lr_out.
13565 (df_rd_bb_local_compute_process_def): Restructured to make
13566 more understandable.
13567 (df_rd_confluence_n): Add code to do nothing with fake edges and
13568 code to no apply invalidate_by_call sets if the sets are being trimmed.
13569 (df_lr_local_finalize): Renamed to df_lr_finalize.
13570 (df_live_local_finalize): Renamed to df_live_finalize.
13572 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13575 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13576 deciding whether to use reciprocal instructions.
13578 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13580 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13581 dwarf2out_note_section_used if cold_text_section is NULL.
13583 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13585 PR gcov-profile/34610
13586 * tree-cfg.c (make_edges): Mark both outgoing edges from
13587 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13588 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13589 from OMP_FOR and OMP_CONTINUE outgoing edges.
13591 * tree-profile.c (tree_profiling): Return early if
13592 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13594 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13595 from cfun to child_cfun.
13596 * function.h (struct function): Add after_tree_profile bit.
13598 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13600 * config/avr/avr.S (_exit): Disable interrupt.
13602 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13603 Steven Bosscher <stevenb.gcc@gmail.com>
13605 PR rtl-optimization/26854
13606 PR rtl-optimization/34400
13607 * df-problems.c (df_live_scratch): New scratch bitmap.
13608 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13609 (df_live_reset): Clear the proper bitmaps.
13610 (df_live_bb_local_compute): Only process the artificial defs once
13611 since the order is not important.
13612 (df_live_init): Init the df_live sets only with the variables
13613 found live by df_lr.
13614 (df_live_transfer_function): Use the df_lr sets to prune the
13615 df_live sets as they are being computed.
13616 (df_live_free): Free df_live_scratch.
13618 2008-01-18 Ian Lance Taylor <iant@google.com>
13620 * common.opt: Add fmerge-debug-strings.
13621 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13622 flag_merge_debug_strings rather than flag_merge_constants.
13623 * doc/invoke.texi (Option Summary): Mention
13624 -fmerge-debug-strings.
13625 (Debugging Options): Document -fmerge-debug-strings.
13627 2008-01-18 Ian Lance Taylor <iant@google.com>
13630 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13631 (struct tree_function_decl): Add new field operator_new_flag.
13632 * tree-inline.c (expand_call_inline): When inlining a call to
13633 operator new, force the return value to go into a variable, and
13634 set DECL_NO_TBAA_P on that variable.
13635 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13637 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13640 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13641 DWARF2_DEBUGGING_INFO.
13642 (dwarf2out_note_section_used): Ditto. Add prototype.
13643 (have_multiple_function_sections, text_section_used,
13644 cold_text_section_used, *cold_text_sections): Move declarations
13647 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13649 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13650 field and add signal_ra.
13651 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13652 assignments to frame state pc. Move end of stack check after
13653 MD_FALLBACK_FRAME_STATE_FOR.
13654 (uw_update_context_1): Use frame state signal_regs if set, instead
13655 of checking signal_frame flag.
13656 (uw_update_context): Use frame state signal_ra if set.
13657 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13658 * config/xtensa/linux-unwind.h: New file.
13660 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13662 * modulo-sched.c (get_sched_window): Fix comment typo.
13664 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13666 PR tree-optimization/34648
13667 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13669 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13671 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13672 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13674 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13676 PR rtl-optimization/34400
13677 * df-core.c (df_worklist_dataflow_overeager,
13678 df_worklist_dataflow_doublequeue): New functions.
13679 (df_worklist_dataflow): Two different worklist solvers.
13680 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13683 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13686 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13687 and ftree-parallelize-loops.
13689 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13691 PR rtl-optimization/34826
13692 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13694 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13696 * global.c (find_reg): Mark the eh regs as used if necessary.
13697 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13698 * ra.h (struct allocno): no_eh_reg field added. Changed
13699 no_stack_reg type to bitfield.
13701 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13703 * tree.c (substitute_in_expr): Add missing 'break'.
13705 2008-01-17 Richard Guenther <rguenther@suse.de>
13707 PR tree-optimization/34825
13708 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13709 x / x as division to handle.
13711 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13713 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13714 "-pthread" is specified.
13715 * pa-hpux11.h (LIB_SPEC): Likewise.
13717 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13718 Peter Bergner <bergner@vnet.ibm.com>
13720 PR rtl-optimization/33796
13721 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13723 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13725 PR libgfortran/34699
13726 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13728 * pa-hpux10.h (LINK_SPEC): Likewise.
13729 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13731 2008-01-16 Richard Guenther <rguenther@suse.de>
13733 PR middle-end/32628
13734 * fold-const.c (fold_convert_const_int_from_int): Do not
13735 set overflow if that occured only because of a sign extension
13736 change when converting from/to a sizetype with the same
13737 precision and signedness.
13739 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13742 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13743 location address to the correct place. Update copyright year.
13745 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13747 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13748 no dependences in the dependence_relations vector.
13750 2008-01-16 Jan Hubicka <jh@suse.cz>
13752 PR rtl-optimization/31396
13753 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13754 * cfg.c (dump_reg_info): Print it.
13755 * regs.h (struct reg_info_t): add freq_calls_crossed.
13756 (REG_FREQ_CALLS_CROSSED): New macro.
13757 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13758 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13759 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13760 regmove_optimize): Update call crossed frequencies.
13761 * local-alloc.c (struct qty): Add freq_calls_crossed.
13762 (alloc_qty): Copute freq_calls_crossed.
13763 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13764 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13765 * ra.h (struct allocno): Add freq_calls_crossed.
13767 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13769 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13770 libgomp when compiling with ftree-parallelize-loops.
13771 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13773 2008-01-16 Richard Guenther <rguenther@suse.de>
13775 PR tree-optimization/34769
13776 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13777 * tree.c (int_cst_value): Instead make this function more
13778 permissive in what it accepts as valid input. Document this
13779 function always sign-extends the value.
13781 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13782 Richard Guenther <rguenther@suse.de>
13785 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13786 (gimple_fold_indirect_ref_rhs): ... this.
13787 (gimple_fold_indirect_ref): New function with foldings
13788 that preserve lvalueness.
13789 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13790 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13791 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13792 to fold an INDIRECT_REF, fall back to the old use of
13793 fold_indirect_ref_1.
13795 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13797 * tree-data-ref.c (subscript_dependence_tester_1): Call
13798 free_conflict_function.
13799 (compute_self_dependence): Same.
13801 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13804 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13805 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13807 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13808 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13809 for DWARF2_UNWIND_INFO targets.
13811 2008-01-16 Richard Guenther <rguenther@suse.de>
13814 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13815 type qualifiers for function types.
13817 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13819 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13820 loop_iterator li from previous commit.
13822 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13824 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13826 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13828 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13829 (parallelize_loops): Don't parallelize irreducible components.
13831 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13834 * c-opts (c_common_post_options): Do not enable CPP
13835 flag_pedantic_errors by default.
13837 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13839 PR rtl-optimization/31944
13840 * cse.c (remove_pseudo_from_table): New function.
13841 (merge_equiv_classes): Use above function to remove pseudo-registers.
13842 (invalidate): Likewise.
13844 2008-01-13 Richard Guenther <rguenther@suse.de>
13846 PR middle-end/34601
13847 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13848 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13850 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13852 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13853 validate_change to unshare the source of the PC set.
13855 2008-01-12 Jan Hubicka <jh@suse.cz>
13857 PR middle-end/32135
13858 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13859 references above array bounds. This might trigger bounds checks for
13860 pointers to arrays.
13862 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13864 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13865 new_replaceable_dependencies.
13867 2008-01-12 Doug Kwan <dougkwan@google.com>
13869 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13870 instead of OPT_Wreturn_type in warning due to ignored return type
13872 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13873 options included in -Wextra.
13874 * c.opt: New option -Wignored_qualifiers.
13875 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13876 -Wignore_qualifiers.
13877 (-Wignored-qualifiers): Document.
13878 (-Wreturn-type): Remove description of functionality now handled
13879 by -Wignored-qualifiers.
13881 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13884 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13885 NOP_EXPR if it is between integral types with the same precision.
13887 2008-01-12 Jan Hubicka <jh@suse.cz>
13890 * invoke.texi (max-inline-recursive-depth): Fix default value.
13892 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13894 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13897 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13899 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13901 2008-01-11 James E. Wilson <wilson@specifix.com>
13904 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13906 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13908 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13909 save/restore frame pointer register and don't use 'call-prologues'
13910 optimization in function with "OS_task" attribute.
13912 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13914 PR middle-end/31309
13915 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13916 when copying to memory.
13918 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13920 PR rtl-optimization/30905
13921 * cfgcleanup.c: Include dce.h
13922 (crossjumps_occured): New global variable.
13923 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13924 If something changed, set crossjumps_occured to true.
13925 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13926 Don't add/remove fake edges to exit here...
13927 (cleanup_cfg): ...but do it here, when crossjumping.
13928 Run a fast DCE when successful crossjumps occured in the latest
13929 iteration of try_optimize_cfg.
13931 2008-01-11 Richard Guenther <rguenther@suse.de>
13933 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13934 (struct vn_unary_op_s): Likewise.
13935 (vn_reference_insert): Free old reference on hash collision.
13937 2008-01-10 Raksit Ashok <raksit@google.com>
13939 PR rtl-optimization/27971
13940 * combine.c (find_split_point): Split PLUS expressions which are
13941 inside a MEM rtx, and whose first operand is complex.
13943 2008-01-10 DJ Delorie <dj@redhat.com>
13945 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13946 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13947 (m32c_hard_regno_ok): Call the underlying function.
13949 2008-01-10 Richard Guenther <rguenther@suse.de>
13951 PR middle-end/34683
13952 * tree-cfg.c (tree_merge_blocks): Do not go through the
13953 full-blown folding and stmt updating path if we just deal
13954 with virtual operands.
13955 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13956 test for abnormal SSA_NAMEs.
13958 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13960 PR middle-end/34641
13961 * reload.c (push_reload): Add assertions. All constants from
13962 reg_equiv_constant should have been used for replacing the respective
13964 (find_reloads_address): Invoke find_reloads_address_part for
13965 constant taken from the reg_equiv_constant array.
13967 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13969 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13970 field (valnum) the first in the struct. Replace bools with
13973 2008-01-10 Richard Guenther <rguenther@suse.de>
13975 PR tree-optimization/34651
13976 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13977 types and ordering for masking and converting.
13979 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13981 PR tree-optimization/34017
13982 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13983 also for PHI_NODE expressions.
13985 2008-01-09 Jan Hubicka <jh@suse.cz>
13987 PR tree-optimization/34708
13988 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13989 based on number of case labels.
13990 (init_inline_once): Remove switch_cost.
13991 * tree-inline.h (eni_weights_d): Remove switch_cost.
13993 2008-01-09 Richard Guenther <rguenther@suse.de>
13994 Andrew Pinski <andrew_pinski@playstation.sony.com>
13996 PR middle-end/30132
13997 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13998 temporary if an rvalue is ok or an lvalue is not required.
14000 2008-01-09 Richard Guenther <rguenther@suse.de>
14002 PR middle-end/34458
14003 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14004 adjust return type.
14006 2008-01-09 Richard Guenther <rguenther@suse.de>
14008 PR middle-end/34679
14009 * tree.c (host_integerp): Check for sizetype only if the
14010 type is an integer type.
14012 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
14015 * opts.c (decode_options): Disable inlining of functions called
14016 once if not in unit-at-a-time mode.
14018 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
14020 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
14022 2008-01-08 Richard Guenther <rguenther@suse.de>
14024 PR middle-end/31863
14025 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
14026 out early if the result will be unused.
14028 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14033 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14034 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14037 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
14039 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
14040 for vectorization tuned.
14042 2008-01-08 Richard Guenther <rguenther@suse.de>
14044 PR tree-optimization/34683
14045 * tree-ssa-operands.c (operand_build_cmp): Export.
14046 * tree-ssa-operands.h (operand_build_cmp): Declare.
14047 * tree-vn.c (vuses_compare): Remove.
14048 (sort_vuses): Use operand_build_cmp.
14049 (sort_vuses_heap): Likewise.
14050 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
14051 to re-use old VEC if available. Do not sort already sorted VUSEs.
14052 (vdefs_to_vec): Do not sort already sorted VDEFs.
14054 2008-01-08 Jakub Jelinek <jakub@redhat.com>
14056 PR middle-end/34694
14057 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
14059 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14062 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
14063 limitations of reciprocal sequences on x86 targets.
14065 2008-01-08 Richard Guenther <rguenther@suse.de>
14067 PR tree-optimization/34683
14068 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
14070 2008-01-07 Jakub Jelinek <jakub@redhat.com>
14073 * config/darwin.c (darwin_mergeable_string_section): Don't use
14074 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
14076 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
14079 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
14080 negxf2. Macroize expander using X87MODEF mode iterator. Change
14081 predicates of op0 and op1 to register_operand.
14082 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
14083 expander using X87MODEF mode iterator. Change predicates of
14084 op0 and op1 to register_operand.
14085 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
14086 corresponding patterns and macroize using MODEF macro. Change
14087 predicates of op0 and op1 to register_operand and remove
14088 "m" constraint. Disparage "r" alternative with "!".
14089 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
14090 macroize using X87MODEF macro. Change predicates of op0 and op1
14091 to register_operand and remove "m" constraint. Disparage "r"
14092 alternative with "!".
14093 (absneg splitter with memory operands): Remove.
14094 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
14095 patterns and macroize using X87MODEF mode iterator.
14096 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
14097 Change predicate of op1 to register_operand.
14098 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
14099 for memory operands.
14101 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
14103 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14105 2008-01-07 Richard Guenther <rguenther@suse.de>
14107 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14110 2008-01-07 Richard Guenther <rguenther@suse.de>
14112 PR tree-optimization/34683
14113 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14114 VOPs of the needed size to save memory. Use VEC_quick_push
14115 to save compile-time.
14116 (vdefs_to_vec): Likewise.
14118 2008-01-07 Sa Liu <saliu@de.ibm.com>
14120 * config/spu/spu.md (divdf3): Genetate inline code for double
14121 division. The implementation doesn't handle INF or NAN, therefore it
14122 only applies when -ffinite-math-only is given.
14124 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14127 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14128 * doc/cpp.texi ([Common Predefined Macros]): Document.
14130 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
14132 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
14133 order to use commutative addition instead of subtraction.
14135 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14136 Mircea Namolaru <namolaru@il.ibm.com>
14137 Vladimir Yanovsky <yanov@il.ibm.com>
14138 Revital Eres <eres@il.ibm.com>
14140 PR tree-optimization/34263
14141 * tree-outof-ssa.c (process_single_block_loop_latch,
14142 contains_tree_r): New functions.
14143 (analyze_edges_for_bb): Call process_single_block_loop_latch
14144 function to empty single-basic-block latch block if possible.
14146 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14148 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14150 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
14152 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14154 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
14156 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14158 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
14160 2008-01-05 Jakub Jelinek <jakub@redhat.com>
14162 PR tree-optimization/34618
14163 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
14166 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14169 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
14170 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
14171 Update copyright year.
14173 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
14174 Update copyright year.
14175 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
14178 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
14180 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
14181 edge does not point to current bb before changing need_assert.
14183 2008-01-04 Richard Guenther <rguenther@suse.de>
14185 PR middle-end/34029
14186 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
14187 for verifying purposes if they are is_gimple_min_invariant.
14189 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14191 PR tree-optimization/34448
14192 PR tree-optimization/34465
14193 * gimplify.c (gimplify_init_constructor): Add new parameter
14194 notify_temp_creation. Use it.
14195 (gimplify_modify_expr_rhs): Take volatiles into account when
14196 optimizing constructors.
14197 Do not optimize constructors if gimplify_init_constructor will dump to
14199 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
14200 * gcc.c-torture/compile/pr34448.c: New.
14202 2008-01-04 Jakub Jelinek <jakub@redhat.com>
14204 PR gcov-profile/34609
14205 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
14206 return_slot if result is TREE_ADDRESSABLE.
14208 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
14210 * config/mips/mips.md (sqrt_condition): Tweak comment.
14211 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
14213 2008-01-03 Tom Tromey <tromey@redhat.com>
14216 * c-common.c (c_type_hash): Handle VLAs.
14218 2008-01-03 Jan Hubicka <jh@suse.cz>
14220 PR tree-optimization/31081
14221 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
14222 0 when inlining and not inlining to first basic block.
14223 (remap_decl): When var is initialized to 0, don't set default_def.
14224 (expand_call_inline): Set entry_bb.
14225 * tree-inline.h (copy_body_data): Add entry_bb.
14227 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14230 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
14233 PR tree-optimization/29484
14234 * tree-inline.c (inline_forbidden_p_2): New function.
14235 (inline_forbidden_p): Disallow inlining if some static var
14236 has an address of a local LABEL_DECL in its initializer.
14237 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14240 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14242 PR tree-optimization/34635
14243 * tree-data-ref.c (add_other_self_distances): Make sure that the
14244 evolution step is constant.
14246 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14248 PR middle-end/34608
14249 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14251 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14253 * tree-sra.c (scalarize_init): Insert the generate_element_init
14254 statements after the generate_element_zero statements.
14256 2008-01-02 Richard Guenther <rguenther@suse.de>
14258 PR middle-end/34093
14259 PR middle-end/31976
14260 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14261 for very large number of operands instead of ICEing.
14263 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14266 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14267 while stack probing.
14269 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14271 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14274 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14276 PR libmudflap/26442
14277 * tree-mudflap.c (mx_register_decls): Guard warning by
14278 !DECL_ARTIFICIAL check.
14280 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14282 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14283 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14284 sse5_perm<mode>): Fix constraints.