1 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
3 * configure.ac: Check for caddr_t, define to char * if not defined.
4 * configure: Regenerate.
5 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
6 (mmap_gt_pch_use_address): Likewise.
7 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
9 2008-07-06 Richard Guenther <rguenther@suse.de>
11 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
12 (new_var_info): Deal with it.
13 (solution_set_add): Likewise.
14 (bitpos_of_field): Make signed, fix.
15 (struct fieldoff): Remove type and decl fields. Make size field
16 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
18 (fieldoff_compare): Deal with it.
19 (push_fields_onto_fieldstack): Remove has_union argument, glob
20 adjacent non-pointer fields together.
21 (create_function_info_for): Do not set has_union.
22 (create_variable_info_for): Simplify.
24 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
26 * config.gcc (extra_headers): Add cross-stdarg.h for target
27 x86_64-*-* and i?86-*-*.
28 * config/i386/cross-stdarg.h: New.
29 * builtins.c (std_fn_abi_va_list): New.
30 (std_canonical_va_list_type): New.
31 (stabilize_va_list): Replace va_list_type_node use by
32 mtarget.canonical_va_list_type.
33 (gimplify_va_arg_expr): Likewise.
34 (expand_builtin_va_copy): Replace va_list_type_node use by
35 mtarget.fn_abi_va_list.
36 * tree-sra.c (is_va_list_type): New helper.
37 (decl_can_be_decomposed_p): Replace
38 va_list_type_node use by is_va_list_type.
39 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
40 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
41 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
42 * config/i386/i386-protos.h (ix86_get_valist_type): New.
43 (ix86_enum_va_list): New.
44 * config/i386/i386.c (sysv_va_list_type_node): New.
45 (ms_va_list_type_node): New.
46 (ix86_function_type_abi): Remove sorry.
47 (ix86_build_builtin_va_list_abi): New.
48 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
50 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
51 (ix86_init_builtins_va_builtins_abi): New.
52 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
54 (ix86_handle_abi_attribute): New.
55 (attribute_spec): Add sysv_abi and ms_abi.
56 (ix86_fn_abi_va_list): New.
57 (ix86_canonical_va_list_type): New.
58 (ix86_enum_va_list): New.
59 (TARGET_FN_ABI_VA_LIST): New.
60 (TARGET_CANONICAL_VA_LIST_TYPE): New.
61 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
62 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
63 (TARGET_CANONICAL_VA_LIST_TYPE): New.
64 (TARGET_ENUM_VA_LIST): New.
65 * expr.h (std_fn_abi_va_list): New.
66 (std_canonical_va_list_type): New.
67 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
68 (TARGET_CANONICAL_VA_LIST_TYPE): New.
69 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
70 TARGET_CANONICAL_VA_LIST_TYPE.
71 * target.h (struct gcc_target): Add fn_abi_va_list hook
72 and canonical_va_list_type hook.
74 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
76 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
77 integral and pointer types.
79 2008-07-04 Roger Sayle <roger@eyesopen.com>
81 * config/rs6000/host-darwin.c (darwin_rs6000_extra_siganls): Cast
82 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
84 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
87 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
90 2008-07-04 Jakub Jelinek <jakub@redhat.com>
92 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
93 build_gimple_modify_stmt.
94 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
95 gimple operand. Use fold_build* instead of build*.
97 2008-07-04 Richard Guenther <rguenther@suse.de>
99 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
100 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
101 properly to compute the reachability set if we do field-sensitive PTA.
102 * invoke.texi (max-fields-for-field-sensitive): Document default.
103 * opts.c (decode_options): Set max-fields-for-field-sensitive to
104 100 for optimize >= 2.
106 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
108 * ggc-zone.c (lookup_page_table_if_allocated,
109 set_page_table_entry, zone_find_object_size, alloc_small_page,
110 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
111 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
112 -Wc++-compat and/or -Wcast-qual warnings.
114 2008-07-04 Alan Modra <amodra@bigpond.net.au>
117 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
118 pic_offset_table_rtx to be marked as used here.
119 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
120 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
121 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
122 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
125 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
127 * alloc-pool.c (hash_descriptor, eq_descriptor,
128 alloc_pool_descriptor): Fix -Wc++-compat warnings.
129 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
131 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
132 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
133 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
135 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
138 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
140 * tree-flow.h (loop_only_exit_p): Declare.
141 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
142 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
143 the number of iterations if it is constant. Otherwise, if this is the
144 only possible exit of the loop, use the conservative estimate on the
145 number of iterations of the entire loop if available.
147 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
149 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
150 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
151 Add synchronization functions.
152 * config/sync.c: New file.
153 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
154 (LIBGCC_SYNC_CFLAGS): Likewise.
156 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
159 * config/i386/i386.md (mode): Add TF to "mode" attribute.
160 (*pushtf_sse): New insn pattern.
161 (pushtf splitters): New splitters.
163 2008-07-03 Michael Meissner <gnu@the-meissners.org>
166 * predict.c (build_predict_expr): Use void_type_node for the tree
167 type, instead of NULL_TREE.
169 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
171 * config/i386/i386.c (contains_aligned_value_p): Return true
173 (ix86_data_alignment): Align TCmode to 128bits.
174 (ix86_local_alignment): Likewise.
176 2008-07-03 Andrew Haley <aph@redhat.com>
179 * vec.h (VEC_TA): New.
180 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
181 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
182 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
183 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
184 (C_COMMON_FIXED_TYPES): Remove first arg.
185 (C_COMMON_FIXED_MODE_TYPES): Likewise.
186 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
187 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
188 not to use empty macro arguments.
190 2008-07-02 Joseph Myers <joseph@codesourcery.com>
192 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
193 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
194 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
195 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
196 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
197 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
198 config/ia64/crtn.asm, config/m68hc11/larith.asm,
199 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
200 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
201 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
202 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
203 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
204 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
205 config/rs6000/e500crtres64gpr.asm,
206 config/rs6000/e500crtres64gprctr.asm,
207 config/rs6000/e500crtrest32gpr.asm,
208 config/rs6000/e500crtrest64gpr.asm,
209 config/rs6000/e500crtresx32gpr.asm,
210 config/rs6000/e500crtresx64gpr.asm,
211 config/rs6000/e500crtsav32gpr.asm,
212 config/rs6000/e500crtsav64gpr.asm,
213 config/rs6000/e500crtsav64gprctr.asm,
214 config/rs6000/e500crtsavg32gpr.asm,
215 config/rs6000/e500crtsavg64gpr.asm,
216 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
217 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
218 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
219 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
220 config/sparc/sol2-cn.asm: Remove .file directives.
222 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
224 * resource.c (mark_referenced_resources): Look inside
225 UNSPEC_VOLATILEs and ASM_INPUTs.
227 2008-07-02 Ian Lance Taylor <iant@google.com>
229 * rtlanal.c (add_reg_note): New function.
230 * rtl.h (add_reg_note): Declare.
231 * auto-inc-dec.c (attempt_change): Use add_reg_note.
232 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
233 * builtins.c (expand_builtin_longjmp): Likewise.
234 (expand_builtin_nonlocal_goto): Likewise.
235 * calls.c (emit_call_1, expand_call): Likewise.
236 * cfgexpand.c (add_reg_br_prob_note): Likewise.
237 * cfglayout.c (fixup_reorder_chain): Likewise.
238 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
239 (commit_one_edge_insertion): Likewise.
240 * combine.c (move_deaths, distribute_notes): Likewise.
241 * df-problems.c (df_set_note): Likewise.
242 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
243 (set_unique_reg_note): Likewise.
244 (emit_copy_of_insn_after): Likewise.
245 * expr.c (expand_expr_real): Likewise.
246 * gcse.c (add_label_notes): Likewise.
247 * haifa-sched.c (create_check_block_twin): Likewise.
248 * jump.c (mark_jump_label_1): Likewise.
249 * loop-doloop.c (add_test, doloop_modify): Likewise.
250 * loop-unswitch.c (compare_and_jump_seq): Likewise.
251 * lower-subreg.c (move_eh_region_note): Likewise.
252 * optabs.c (emit_libcall_block): Likewise.
253 * predict.c (predict_insn): Likewise.
254 (combine_predictions_for_insn): Likewise.
255 * recog.c (peephole2_optimize): Likewise.
256 * regmove.c (try_auto_increment): Likewise.
257 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
258 * reload.c (find_reloads): Likewise.
259 * reload1.c (fixup_eh_region_note): Likewise.
260 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
261 * reorg.c (delete_prior_computation): Likewise.
262 (delete_computation, dbr_schedule): Likewise.
263 * config/pa/pa.c (legitimize_pic_address): Likewise.
264 * config/sh/sh.c (sh_reorg): Likewise.
266 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
269 * config/libgcc-glibc.ver: Add %exclude.
270 * config/m32r/libgcc-glibc.ver: Likwise.
271 * config/s390/libgcc-glibc.ver: Likwise.
272 * config/sh/libgcc-glibc.ver: Likwise.
273 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
275 * config/i386/libgcc-glibc.ver: New.
277 * config/i386/libgcc-x86_64-glibc.ver: Removed.
279 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
281 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
282 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
283 i[34567]86-*-linux*, x86_64-*-linux*. Add
284 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
285 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
286 x86_64-*-linux*. Add i386/t-linux to tmake_file for
287 i[34567]86-*-linux*, x86_64-*-linux*.
289 * libgcc-std.ver: Add empty GCC_4.4.0.
291 * mkmap-symver.awk: Support multiple versions per symbol.
293 * config/i386/i386.c (ix86_init_builtins): Always define
294 __builtin_fabsq and __builtin_copysignq with fallbacks.
295 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
296 and __builtin_copysignq if SSE2 isn't available.
298 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
299 (LIBGCC2_TF_CEXT): Likwise.
302 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
304 * config/i386/sfp-machine.h: Moved to libgcc.
306 * config/i386/sfp-machine.h: New.
307 * config/i386/t-linux: Likwise.
309 * config/i386/t-darwin: Remove softfp_wrap_start and
311 * config/i386/t-darwin64: Likewise.
313 * config/i386/t-fprules-softfp64: Renamed to ...
314 * config/i386/t-fprules-softfp: This.
316 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
319 2008-07-02 Jason Merrill <jason@redhat.com>
321 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
323 * tree.c (ctor_to_list): New fn.
324 * tree.h: Declare it.
325 (CONSTRUCTOR_ELT): New macro.
326 (CONSTRUCTOR_NELTS): New macro.
328 2008-07-02 Richard Guenther <rguenther@suse.de>
330 * tree-ssa-structalias.c (struct variable_info): Reorder
331 to fill padding on 64bit hosts. Make collapsed_to an int.
332 (get_varinfo_fc): Deal with that.
333 (new_var_info): Likewise.
334 (collapse_rest_of_var): Likewise.
336 2008-07-02 Joshua Sumali <jsumali@redhat.com>
338 * doc/install.texi (--enable-java-home): Document.
339 (--enable-aot-compile-rpm): Likewise.
340 (--with-arch-directory): Likewise.
341 (--with-os-directory): Likewise.
342 (--with-origin-name): Likewise.
343 (--with-arch-suffix): Likewise.
344 (--with-jvm-root-dir): Likewise.
345 (--with-jvm-jar-dir): Likewise.
346 (--with-python-dir): Likewise.
348 2008-07-02 Richard Guenther <rguenther@suse.de>
350 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
351 from decls explicitly. Merge operand checking from tuples.
353 2008-07-02 Martin Jambor <mjambor@suse.cz>
355 * tree-switch-conversion.c: Included timevar.h which I forgot before.
357 2008-07-02 Martin Jambor <mjambor@suse.cz>
359 * tree-switch-conversion.c: Included timevar.h
360 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
362 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
364 2008-07-02 Martin Jambor <mjambor@suse.cz>
366 * tree-switch-conversion.c: Corrected various comments and
368 (build_constructors): Fixed minor formatting mistakes.
370 * invoke.texi (Optimize Options): Corrected the
371 switch-conversion-max-branch-ratio parameter.
373 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
375 * final.c (asm_insn_count): Return zero for an empty asm body.
377 2008-07-02 Richard Guenther <rguenther@suse.de>
379 * bitmap.h (bitmap_set_bit): Return bool.
380 (bitmap_clear_bit): Likewise.
381 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
382 write to the bitmap if it would.
383 (bitmap_clear_bit): Likewise.
384 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
385 bitmap_set_bit return value.
386 (add_pred_graph_edge): Likewise.
387 (add_graph_edge): Likewise.
388 (do_sd_constraint): Likewise.
389 (do_ds_constraint): Likewise.
391 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
393 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
394 Fix -Wc++-compat and/or -Wcast-qual warnings.
395 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
396 gen_regparm_prefix): Likewise.
397 * vmsdbgout.c (write_modbeg, lookup_filename,
398 vmsdbgout_source_line, vmsdbgout_init): Likewise.
400 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
402 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
403 defaults.h definition apply.
405 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
407 * function.c (assign_parm_remove_parallels): New.
408 (assign_parm_setup_block_p): Do not return true for non-BLKmode
410 (assign_parm_setup_block): Do not handle them.
411 (assign_parm_setup_reg, assign_parm_setup_stack): Call
412 assign_parm_remove_parallels.
414 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
416 * c-typeck.c (convert_for_assignment): Use
417 vector_targets_convertible_p.
418 * c-common.c (vector_targets_convertible_p): New.
419 * c-common.h (vector_targets_convertible_p): New prototype.
420 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
421 opaque_p_V2SI_type_node.
423 2008-07-01 Steve Ellcey <sje@cup.hp.com>
425 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
428 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
430 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
431 TFmode constants via two element DImode vector for hosts with
432 HOST_BITS_PER_WIDE_INT < 64.
433 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
434 also for HOST_BITS_PER_WIDE_INT < 64.
436 2008-07-01 Richard Guenther <rguenther@suse.de>
438 PR tree-optimization/36666
439 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
440 (get_constraint_exp_from_ssa_var): Split into ...
441 (get_constraint_exp_for_temp): ... this ...
442 (get_constraint_for_ssa_var): ... and that.
443 Return constraint expressions for all touched sub-fields
444 if the results address is not taken.
445 (process_constraint): Remove assertion that aggregate
446 assignments do not happen at this place.
447 (get_constraint_for_component_ref): Add address_p argument.
448 Return constraint expressions for all touched sub-fields
449 if the results address is not taken.
450 (do_deref): Use get_constraint_exp_for_temp.
451 (get_constraint_for_1): Rename from ...
452 (get_constraint_for): ... this. Add the old function as wrapper.
453 (do_structure_copy): Use get_constraint_for_1.
455 2008-07-01 Martin Jambor <mjambor@suse.cz>
457 * Makefile.in (tree-switch-conversion.o): Add.
458 (OBJS-common): Add tree-swtch-conversion.o.
459 * passes.c (init_optimization_passes): Add pass_convert_switch.
460 * tree-pass.h: (pass_convert_switch): Add.
461 * tree-switch-conversion.c: New file.
462 * gcc.dg/tree-ssa/cswtch.c: New testcase.
463 * common.opt (ftree-cswtch): New option.
464 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
465 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
466 * opts.c (decode_options): Set flag_tree_switch_conversion when
467 optimization level is >= 2.
468 * doc/invoke.texi (Optimize Options): Added description of
469 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
471 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
473 * config/darwin-driver.c (darwin_default_min_version): Fix
474 -Wc++-compat warnings.
476 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
478 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
481 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
483 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
485 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
487 PR rtl-optimization/34744
488 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
489 (df_scan_free_internal): Free data structures not
490 allocated in storage pools.
491 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
492 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
493 df_scan_free_mws_vec.
494 * dse.c (dse_step6): Free offset_map_p and offset_map_n
497 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
499 * config/i386/i386.c (contains_aligned_value_p): Return true
501 (ix86_function_arg_boundary): Return its natural boundary
503 (return_in_memory_32): Don't check TDmode.
504 (ix86_split_to_parts): Support splitting into 4 parts and
505 support TFmode for 32bit target.
506 (ix86_split_long_move): Support splitting into 4 parts.
507 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
509 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
510 (ix86_init_builtins): Here.
511 (ix86_scalar_mode_supported_p): Always return true for TFmode.
512 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
513 'q' and 'w', respectively.
515 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
517 (movtf_internal): Likewise.
518 (<code>tf2): Likewise.
519 (*absnegtf2_sse): Likewise.
520 (copysign<mode>3): Likewise.
521 (copysign<mode>3_const): Likewise.
522 (copysign<mode>3_var): Likewise.
523 (define_split UNSPEC_COPYSIGN): Likewise.
524 * config/i386/sse.md (*nandtf3): Likewise.
525 (<code>tf3): Likewise.
526 (*<code>tf3): Likewise.
528 2008-06-30 Joey Ye <joey.ye@intel.com>
529 H.J. Lu <hongjiu.lu@intel.com>
531 * global.c (compute_regsets): Set frame_pointer_needed here.
532 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
534 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
536 * doc/install.texi (specific): Expand Windows build notes.
538 2008-06-30 Ira Rosen <irar@il.ibm.com>
540 PR tree-optimization/36648
541 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
542 number of prolog iterations by step. Fix the comment.
544 2008-06-30 Richard Guenther <rguenther@suse.de>
547 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
548 handle calls from ECF_MALLOC functions.
549 (handle_pure_call): ECF_MALLOC functions do not return
551 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
553 2008-06-29 Andreas Schwab <schwab@suse.de>
555 * config/m68k/m68k.c (print_operand): Always print a float
557 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
558 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
561 * config/rs6000/x-linux64: Remove never used file.
563 2008-06-29 Richard Guenther <rguenther@suse.de>
565 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
567 (struct alias_info): Move ...
568 * tree-ssa-alias.c: ... here.
569 (update_alias_info): Declare.
570 (compute_may_aliases): Call it.
571 (update_alias_info): New function.
572 * tree-ssa-structalias.c (update_alias_info): Move ...
573 * tree-ssa-alias.c (update_alias_info_1): ... here.
574 * tree-ssa-structalias.c (process_constraint_1): Remove
575 unused from_call argument. Rename to ...
576 (process_constraint): ... this. Delete old wrapper.
577 (make_constraint_to): Adjust callers.
578 (handle_const_call): Likewise.
579 (handle_pure_call): Likewise.
580 (init_base_vars): Likewise.
581 (handle_lhs_call): Likewise. Remove unnecessary constraint.
582 (find_func_aliases): We don't need structure copies for
584 (make_constraint_from_anything): Remove.
585 (create_variable_info_for): For globals make constraints
586 from escaped, not from anything.
587 (compute_points_to_sets): Do not call update_alias_info.
588 (ipa_pta_execute): Use make_constraint_from.
590 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
592 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
593 (bitmap.o-warn, dominance.o-warn): New.
594 * configure.ac (cxx_compat_warn): Delete.
595 (loose_warn): Add -Wcast-qual and -Wc++-compat.
596 * system.h: Remove #pragma diagnostic for -Wcast-qual and
598 * configure: Regenerate.
600 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
603 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
605 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
606 * df-scan.c (df_notes_rescan): Likewise.
607 * ggc-page.c (set_page_table_entry): Likewise.
608 * intl.c (gcc_gettext_width): Likewise.
609 * varasm.c (get_unnamed_section, get_noswitch_section,
610 get_section): Likewise.
612 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
614 * regrename.c (build_def_use): Don't copy RTX.
616 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
618 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
619 (Type Attributes): Fix nesting of @table and @subsection. Adjust
620 punctuation. Use @ref instead of @xref.
621 (Function Names): Remove stray @display/@end display.
622 (C++ Attributes): Use @ref instead of @xref.
623 (Deprecated Features): Fix punctuation around @xref.
624 (Backwards Compatibility): Likewise.
625 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
627 2008-06-28 Joseph Myers <joseph@codesourcery.com>
629 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
630 constants for E500 double.
632 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
634 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
635 element type of const_vector.
637 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
639 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
640 Remove FLAGS_REG clobber from expander pattern.
641 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
642 (anddi3, andsi3, andhi3, andqi3): Ditto.
643 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
644 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
645 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
646 (ashlsi3, ashlhi3, ashlqi3): Ditto.
647 (ashrsi3, ashrhi3, ashrqi3): Ditto.
648 (lshrsi3, lshrhi3, lshrqi3): Ditto.
649 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
650 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
652 2008-06-28 Richard Guenther <rguenther@suse.de>
654 * tree-ssa-structalias.c (callused_id, var_callused,
656 (handle_pure_call): New function.
657 (find_func_aliases): Call it.
658 (find_what_p_points_to): Handle the call-used set.
659 (clobber_what_escaped): Likewise.
660 (compute_call_used_vars): New function.
661 (init_base_vars): Init the call-used variable.
662 (do_sd_constraint): Do not propagate the solution from CALLUSED
663 but use CALLUSED as a placeholder.
664 (solve_graph): Likewise.
665 * tree-flow-inline.h (gimple_call_used_vars): New function.
666 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
667 (compute_call_used_vars): Declare.
668 * tree-ssa-alias.c (set_initial_properties): Call
669 compute_call_used_vars.
670 (reset_alias_info): Clear call-used variables.
671 (add_call_clobber_ops): Assert we are not called for const/pure
672 functions. Remove handling of them.
673 (add_call_read_ops): Handle pure functions by adding the
674 call-used set of variables as VUSEs.
675 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
676 (delete_tree_ssa): Free it.
677 * tree-dfa.c (remove_referenced_var): Clear the var from the
680 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
682 * tree.c (build_varargs_function_type_list): New.
683 (build_function_type_list_1): New.
684 (build_function_type_list): Use build_function_type_list_1.
685 * tree.h (build_varargs_function_type_list): New.
687 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
690 * config/spu/spu.c (spu_builtin_splats): Do not generate
691 invalid CONST_VECTOR expressions.
692 (spu_expand_vector_init): Likewise.
694 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
696 * optabs.c (libfunc_decls): New variable.
697 (libfunc_decl_hash, libfunc_decl_eq): New functions.
698 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
699 for the same function twice.
701 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
703 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
704 ix86_expand_binary_operator directly.
705 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
709 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
710 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
711 using only one splitter. Conditionaly execute splitter before or
712 after peephole2 pass.
713 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
714 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
715 Use only one alternative in asm template.
716 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
718 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
719 "J" operand constraint for operand 2.
720 (*ashldi3_cconly_rex64): Ditto.
721 (*ashrdi3_cmp_rex64): Ditto.
722 (*ashrdi3_cconly_rex64): Ditto.
723 (*lshrdi3_cmp_rex64): Ditto.
724 (*lshrdi3_cconly_rex64): Ditto.
725 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
726 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
727 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
730 2008-06-27 Jakub Jelinek <jakub@redhat.com>
732 * gimplify.c (omp_is_private): Don't return true if decl is not
733 already private on #pragma omp for or #pragma omp parallel for.
736 * tree-cfg.c (struct move_stmt_d): Replace block field with
737 orig_block and new_block fields.
738 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
739 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
740 (move_block_to_fn): Replace vars_map and new_label_map arguments
741 with struct move_stmt_d pointer.
742 (replace_block_vars_by_duplicates): New function.
743 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
744 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
745 all subblocks of ORIG_BLOCK to the new function. Call
746 replace_block_vars_by_duplicates.
747 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
748 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
749 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
750 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
751 (expand_omp): Temporarily set input_location to the location of
752 region's controlling stmt.
753 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
754 BIND_EXPR, push ctx->block_vars and gimplification vars into
755 the BIND_EXPR and its block's BLOCK_VARS instead of directly
757 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
758 there are any BLOCK_VARS.
759 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
760 OMP_PARALLEL or OMP_TASK stmt.
761 (lower_omp): Save and restore input_location around the lower_omp_1
764 2008-06-27 Richard Guenther <rguenther@suse.de>
766 PR tree-optimization/36400
767 PR tree-optimization/36373
768 PR tree-optimization/36344
769 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
770 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
771 (update_alias_info): Remove call clobbering code.
772 (make_constraint_to): New helper function.
773 (make_escape_constraint): Likewise.
774 (handle_rhs_call): Use it on all pointer containing arguments.
775 Also mark the static chain escaped.
776 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
778 (make_constraint_from): New helper split out from ...
779 (make_constraint_from_anything): ... here.
780 (find_func_aliases): Add constraints for escape sites.
781 (intra_create_variable_infos): Make constraints from NONLOCAL
783 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
785 (clobber_what_p_points_to): Remove.
786 (clobber_what_escaped): New function.
787 (init_base_vars): Init NONLOCAL and ESCAPED.
788 (do_sd_constraint): Do not propagate the solution from ESCAPED
789 but use ESCAPED as a placeholder.
790 (solve_graph): Likewise.
791 * tree-flow.h (clobber_what_p_points_to): Remove.
792 (clobber_what_escaped): Declare.
793 * tree-ssa-alias.c (set_initial_properties): Call it.
794 Remove code clobbering escaped pointers.
796 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
798 * function.c (allocate_struct_function): Only allocate a unique
799 funcdef_no if the decl is nonzero.
801 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
803 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
804 * config/mips/mips.c (mips_split_const_insns): New function.
805 * config/mips/mips.md (move_type): New attribute.
806 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
807 (dword_mode): New attribute.
808 (type): Avoid long line. Map "move_type"s to "type"s,
809 choosing "multi" for doubleword moves if appropriate.
810 Swap MTC/MFC comments to match their declaration order.
811 (extended_mips16): Default to "yes" if "move_type" is "sll0",
812 "type" is "branch" or "jal" is "direct".
813 (length): Handle "extended_mips16" first. Make the default
814 "0" for "ghost" instructions. Set the length from "move_type".
815 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
816 of "type", with "sll0" for the register alternative. Remove the
817 "extended_mips16" attribute.
818 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
819 of "type", with "shift_shift" for the register alternative.
820 Remove the "length" attribute.
821 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
822 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
823 of "type", with "andi" for the register alternative.
824 (*zero_extendqihi2): Likewise.
825 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
826 of "andi" instead of a "type" of "arith".
827 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
829 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
830 (mov_<store>r, *mov<mode>_ra): Likewise.
831 (extendsidi2): Use "move_type" instead of "type", with "move"
832 for the register alternative.
833 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
834 of "type", with "signext" for the register alternative.
835 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
836 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
837 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
838 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
839 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
840 (unnamed branch insn): Likewise.
841 (*movdi_gp32_fp64): Fold into...
842 (*movdi_32bit): ...here.
843 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
844 (*movdf_hardfloat): ...this new pattern.
845 (*movdf_softfloat): Remove redundant FPR alternatives.
846 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
847 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
848 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
849 the "move" attribute.
850 (*movdi_32bit): Use "move_type" instead of "type" and remove the
851 "length" attribute. Use "fpload" and "fpstore" instead of "load"
852 and "store" for COP loads and stores.
853 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
854 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
855 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
856 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
857 (*movtf_mips16, *movv2sf): Likewise.
858 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
859 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
860 (mfhc1<mode>): Use "move_type" instead of "move".
861 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
862 (loadgp_blockage): Remove the "length" attribute.
863 (blockage, set_got_version, update_got_version): Likewise.
864 (call_internal): Remove the "extended_mips16" attribute.
865 (call_value_internal, call_value_multiple_internal): Likewise.
866 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
868 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
869 the "length" attribute.
871 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
873 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
874 -Wcast-qual warnings.
875 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
876 handle_pragma_pop_macro): Likewise.
877 * collect2.c (resolve_lib_name): Likewise.
878 * config/arc/arc.c (arc_init): Likewise.
879 * config/arm/arm.c (neon_builtin_compare,
880 locate_neon_builtin_icode): Likewise.
881 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
882 * config/bfin/bfin.c (bfin_init_machine_status,
883 bfin_optimize_loop): Likewise.
884 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
885 * config/cris/cris.c (cris_init_expanders): Likewise.
886 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
887 * config/darwin.c (machopic_indirection_eq,
888 machopic_indirection_name, machopic_output_indirection): Likewise.
889 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
890 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
891 frv_optimize_membar): Likewise.
892 * config/i386/cygwin.h (mingw_scan,
893 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
894 * config/i386/cygwin1.c (mingw_scan): Likewise.
895 * config/i386/i386.c (machopic_output_stub): Likewise.
896 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
897 i386_pe_unique_section): Likewise.
898 * config/ia64/ia64.c (ia64_init_machine_status,
899 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
901 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
902 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
903 * config/m68k/m68k.c (m68k_handle_option,
904 m68k_sched_md_init_global): Likewise.
905 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
906 mcore_unique_section): Likewise.
907 * config/mips/mips.c (mips_block_move_straight,
908 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
910 * config/mmix/mmix.c (mmix_init_machine_status,
911 mmix_encode_section_info): Likewise.
912 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
913 * config/rs6000/rs6000.c (rs6000_init_machine_status,
914 print_operand_address, output_toc, redefine_groups,
915 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
916 * config/s390/s390.c (s390_init_machine_status): Likewise.
917 * config/score/score.c (score_block_move_straight,
918 score_block_move_loop_body): Likewise.
919 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
920 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
921 * emit-rtl.c (find_auto_inc): Likewise.
922 * gcc.c (translate_options, process_command): Likewise.
923 * reorg.c (dbr_schedule): Likewise.
924 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
925 * xcoffout.c (xcoffout_declare_function): Likewise.
927 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
929 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
930 ipa-pta working again.
932 2008-06-27 David Edelsohn <edelsohn@gnu.org>
934 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
937 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
939 * config.gcc (powerpc*-*-*): Add new core e500mc.
940 * config/rs6000/e500mc.md: New file.
941 * config/rs6000/rs6000.c (processor_costs): Add new costs for
943 (rs6000_override_options): Add e500mc case to
944 processor_target_table. Altivec and Spe options not allowed
945 with e500mc. Add isel instruction to e500mc by
946 default. Initialize rs6000_cost for e500mc.
947 (rs6000_issue_rate): Set issue rate for e500mc.
948 * config/rs6000/rs6000.h (processor_type): Add
950 (ASM_CPU_SPEC): Add e500mc.
951 Set TARGET_ISEL to rs6000_isel.
952 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
953 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
954 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
956 * doc/invoke.texi: Add e500mc to list of cpus.
958 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
961 * c-lex.c (lex_charconst): Initialize unsignedp.
963 2008-06-27 Olivier Hainque <hainque@adacore.com>
965 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
966 documented assumptions.
968 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
970 * dwarf2out.c: Remove trailing white spaces. Break long line
973 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
975 * libfuncs.h (LTI_synchronize): New libfunc_index.
976 (synchronize_libfunc): Declare.
977 * builtins.c (expand_builtin_synchronize): Consider using
978 synchronize_libfunc before falling back on an asm blockage.
979 * config/mips/mips.c: Include libfuncs.h
980 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
982 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
984 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
985 parameter. Copy stack_reg to r11 where appropriate.
986 (no_global_regs_above): Add gpr parameter.
987 (rs6000_stack_info): Only add padding for SPE save area if we
988 are saving SPE GPRs and CR.
989 (saveres_routine_syms): New variable.
990 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
992 (rs6000_savres_routine_sym): New function.
993 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
995 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
996 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
997 Tweak FPR out-of-line saving.
998 (rs6000_make_savres_rtx): New function.
999 (rs6000_use_multiple_p): New function.
1000 (rs6000_savres_strategy): New function.
1001 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
1002 out-of-line if appropriate.
1003 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
1004 if we are optimizing for size.
1005 (GP_SAVE_INLINE): Define.
1006 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
1007 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
1008 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
1009 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
1010 (*save_fpregs_<mode>): Add use of r11.
1011 (*restore_gpregs_<mode>): New insn.
1012 (*return_and_restore_gpregs_<mode>): New insn.
1013 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
1015 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
1016 (*restore_gpregs_spe): New insn.
1017 (*return_and_restore_gpregs_spe): New insn.
1018 * config/rs6000/predicates.md (save_world_operation): Fix check.
1020 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1022 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
1023 this point, so assert that.
1025 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1027 * cfganal.c: Include vec.h and vecprim.h.
1028 (compute_idf): Import from...
1029 * tree-into-ssa (compute_idf): ...here.
1030 * basic-block.h (compute_idf): Export.
1032 2008-06-26 Joseph Myers <joseph@codesourcery.com>
1034 * c-decl.c (merge_decls): Use !current_function_decl to check for
1035 extern declaration of C99 inline function being at file scope.
1037 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
1039 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
1041 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1043 * alias.c (record_alias_subset, init_alias_analysis): Fix
1044 -Wc++-compat and/or -Wcast-qual warnings.
1045 * attribs.c (lookup_attribute_spec): Likewise.
1046 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
1047 copy_bb, connect_traces,
1048 find_rarely_executed_basic_blocks_and_cr): Likewise.
1049 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
1050 note_btr_set, migrate_btr_defs): Likewise.
1051 * builtins.c (result_vector, expand_builtin_memcpy,
1052 expand_builtin_mempcpy_args, expand_builtin_strncpy,
1053 builtin_memset_read_str, expand_builtin_printf,
1054 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
1056 * caller-save.c (mark_set_regs): Likewise.
1057 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1058 * cgraph.c (cgraph_edge): Likewise.
1059 * combine.c (likely_spilled_retval_1): Likewise.
1060 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
1061 htab_counts_entry_del, get_coverage_counts): Likewise.
1062 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
1063 new_cselib_val): Likewise.
1064 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
1065 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
1067 * df-core.c (df_compact_blocks): Likewise.
1068 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
1069 * df-scan.c (df_grow_reg_info, df_ref_create,
1070 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
1071 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
1072 df_record_entry_block_defs, df_record_exit_block_uses,
1073 df_bb_verify): Likewise.
1074 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
1075 DF_REF_EXTRACT_MODE_CONST): New.
1076 * dominance.c (get_immediate_dominator, get_dominated_by,
1077 nearest_common_dominator, root_of_dom_tree,
1078 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
1079 -Wc++-compat and/or -Wcast-qual warnings.
1080 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
1081 record_store, replace_read, check_mem_read_rtx, scan_insn,
1082 dse_step1, dse_record_singleton_alias_set): Likewise.
1083 * dwarf2asm.c (dw2_force_const_mem): Likewise.
1085 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1087 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
1088 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
1089 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
1090 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
1091 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
1092 add_ranges_num, add_ranges_by_labels, file_info_cmp,
1093 file_name_acquire, output_file_names, add_const_value_attribute,
1094 premark_used_types_helper, file_table_eq, file_table_hash,
1095 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
1096 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
1097 -Wcast-qual warnings.
1098 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
1099 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
1100 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
1101 gen_reg_rtx, start_sequence, init_emit): Likewise.
1102 * et-forest.c (et_new_occ, et_new_tree): Likewise.
1103 * except.c (init_eh_for_function, gen_eh_region,
1104 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
1105 arh_to_landing_pad, arh_to_label, add_action_record,
1106 add_call_site, switch_to_exception_section): Likewise.
1107 * expmed.c (synth_mult): Likewise.
1108 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
1109 store_expr): Likewise.
1110 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
1112 * function.c (assign_stack_temp_for_type,
1113 allocate_struct_function, match_asm_constraints_1): Likewise.
1114 * gcov-io.c (gcov_allocate): Likewise.
1115 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
1116 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
1117 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
1118 record_one_set, insert_expr_in_table, insert_set_in_table,
1119 dump_hash_table, compute_hash_table_work, alloc_hash_table,
1120 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
1121 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
1122 -Wcast-qual warnings.
1124 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1126 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1127 -Wcast-qual warnings.
1128 * gcc.c (process_command): Likewise.
1129 * genattrtab.c (oballoc): Use XOBNEW.
1130 (oballocvec): Define.
1131 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1132 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1133 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1134 -Wc++-compat and/or -Wcast-qual warnings.
1135 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1136 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1137 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1138 gen_presence_absence_set, gen_automaton, gen_regexp_el,
1139 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1140 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
1141 add_excls, process_presence_absence_names,
1142 process_presence_absence_patterns, add_presence_absence,
1143 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
1144 get_free_state, add_arc, get_free_automata_list_el,
1145 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
1146 transform_3, cache_presence, create_ainsns, create_automata,
1147 create_state_ainsn_table, dfa_insn_code_enlarge,
1148 output_trans_func, output_min_issue_delay_func,
1149 output_dead_lock_func, output_reset_func,
1150 output_get_cpu_unit_code_func, output_dfa_start_func,
1151 expand_automata): Likewise.
1152 * genextract.c (gen_insn): Likewise.
1153 * gengtype-lex.l: Likewise.
1154 * gengtype.c (read_input_list, adjust_field_type,
1155 process_gc_options): Likewise.
1156 * genoutput.c (note_constraint): Likewise.
1157 * genpreds.c (mangle, add_constraint): Likewise.
1158 * genrecog.c (process_define_predicate, new_decision,
1159 add_to_sequence): Likewise.
1160 * gensupport.c (record_insn_name): Likewise.
1162 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1164 * config/i386/driver-i386.c (detect_caches_amd,
1165 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
1166 and/or -Wcast-qual warnings.
1167 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
1168 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
1169 gt_pch_save): Likewise.
1170 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
1171 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
1172 * global.c (compute_regsets): Likewise.
1173 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1174 finish_graph_dump_file): Likewise.
1175 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
1176 unlink_bb_notes): Likewise.
1177 * integrate.c (get_hard_reg_initial_val): Likewise.
1178 * ipa-prop.c (ipa_push_func_to_list): Likewise.
1179 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
1180 * local-alloc.c (update_equiv_regs): Likewise.
1181 * loop-invariant.c (check_invariant_table_size,
1182 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
1184 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
1185 altered_reg_used, mark_altered): Likewise.
1186 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
1187 insert_var_expansion_initialization,
1188 combine_var_copies_in_loop_exit, apply_opt_in_copies,
1189 release_var_copies): Likewise.
1190 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
1191 analyze_matrix_decl, add_allocation_site, analyze_transpose,
1192 analyze_accesses_for_phi_node, check_var_notmodified_p,
1193 check_allocation_function, find_sites_in_func,
1194 record_all_accesses_in_func, transform_access_sites,
1195 transform_allocation_sites): Likewise.
1196 * omp-low.c (new_omp_region, create_omp_child_function_name,
1197 check_omp_nesting_restrictions, check_combined_parallel,
1198 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
1199 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
1200 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1201 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
1203 * opts-common.c (prune_options): Likewise.
1204 * opts.c (add_input_filename, print_filtered_help,
1205 get_option_state): Likewise.
1206 * params.c (add_params): Likewise.
1207 * passes.c (set_pass_for_id, next_pass_1,
1208 do_per_function_toporder, pass_fini_dump_file): Likewise.
1209 * postreload.c (reload_cse_simplify_operands): Likewise.
1210 * predict.c (tree_predicted_by_p, tree_predict_edge,
1211 clear_bb_predictions, combine_predictions_for_bb): Likewise.
1213 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1215 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
1217 * recog.c (check_asm_operands, validate_change_1): Likewise.
1218 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
1219 subst_asm_stack_regs): Likewise.
1220 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
1221 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
1222 * regmove.c (reg_is_remote_constant_p): Likewise.
1223 * regrename.c (regrename_optimize, scan_rtx_reg,
1224 kill_clobbered_value, kill_set_value, kill_autoinc_value):
1226 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
1227 regstat_compute_calls_crossed): Likewise.
1228 * reload1.c (init_reload, new_insn_chain,
1229 has_nonexceptional_receiver, reload, copy_reloads,
1230 calculate_needs_all_insns, init_elim_table): Likewise.
1231 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1232 * rtl.c (shallow_copy_rtx_stat): Likewise.
1233 * rtlanal.c (parms_set): Likewise.
1234 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1235 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1236 * sched-ebb.c (earliest_block_with_similiar_load,
1237 add_deps_for_risky_insns): Likewise.
1238 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1239 schedule_region): Likewise.
1240 * see.c (eq_descriptor_pre_extension,
1241 hash_descriptor_pre_extension, hash_del_pre_extension,
1242 eq_descriptor_properties, hash_descriptor_properties,
1243 hash_del_properties, see_seek_pre_extension_expr,
1244 see_initialize_data_structures, see_print_register_properties,
1245 see_print_pre_extension_expr, see_delete_merged_def_extension,
1246 see_delete_unmerged_def_extension, see_emit_use_extension,
1247 see_pre_delete_extension, see_map_extension, see_commit_changes,
1248 see_analyze_merged_def_local_prop,
1249 see_analyze_merged_def_local_prop,
1250 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1251 see_set_prop_merged_def, see_set_prop_unmerged_def,
1252 see_set_prop_unmerged_use, see_print_one_extension,
1253 see_merge_one_use_extension, see_merge_one_def_extension,
1254 see_store_reference_and_extension, see_update_uses_relevancy,
1255 see_update_defs_relevancy): Likewise.
1256 * statistics.c (hash_statistics_hash, hash_statistics_eq,
1257 hash_statistics_free, curr_statistics_hash): Likewise.
1258 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
1259 expand_asm_operands, expand_return, case_bit_test_cmp,
1260 expand_case): Likewise.
1261 * stor-layout.c (start_record_layout): Likewise.
1262 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
1263 gt_pch_save_stringpool): Likewise.
1264 * tree-data-ref.c (hash_stmt_vertex_info,
1265 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
1266 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
1268 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
1271 * config/i386/i386.md : Change constraints of HImode and QImode
1272 immediate operands from "i" to "n". Change SImode "ni" constraint to
1273 "i" and SImode "rmi" constraint to "g". Remove all constraints
1274 from const0_operand and const1_operand predicated operands.
1275 (i): Change QImode and HImode attribute from "i" to "n".
1276 (*subqi_2): Change HImode operands to QImode.
1279 2008-06-25 Olivier Hainque <hainque@adacore.com>
1281 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
1284 2008-06-25 Richard Guenther <rguenther@suse.de>
1286 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
1287 not overflow the result type.
1289 2008-06-25 Richard Guenther <rguenther@suse.de>
1291 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
1292 (vn_lookup): Likewise.
1294 2008-06-25 Richard Guenther <rguenther@suse.de>
1296 PR tree-optimization/35518
1297 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
1298 * tree-sra.c (instantiate_element): Use fold_build3 to build
1300 (try_instantiate_multiple_fields): Likewise.
1302 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1304 * config/rs6000/rs6000.md: Change all string instruction's clobber to
1307 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1309 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
1310 use_backchain_to_restore_sp to true
1311 if the offset of the link register save area would go over the 32k - 1
1312 offset limit of the load
1315 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
1317 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
1318 anchor for the type-punning blurb. Cross-reference "Structures
1319 unions enumerations and bit-fields implementation". Provide a
1320 cast-through-pointer example. Make final sentence self-contained.
1321 * doc/implement-c.texi (Structures unions enumerations and
1322 bit-fields implementation): Cross-reference the type-punning blurb
1323 in the -fstrict-aliasing documentation.
1325 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1328 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
1329 the memory instead of the memory itself for the save area.
1331 2008-06-24 Olivier Hainque <hainque@adacore.com>
1332 Nicolas Roche <roche@adacore.com>
1334 * gengtype.c (srcdir_len): size_t instead of int.
1335 (get_file_realbasename): New function. For F a filename, the real
1336 basename of F, with all the path components stripped.
1337 (get_file_srcdir_relative_path): New function. For F a filename, the
1338 relative path to F from $(srcdir).
1339 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
1340 get_file_realbasename. Adjust the head comment.
1341 (get_prefix_langdir_index): New function. For F a filename, return the
1342 lang_dir_names[] relative index of the language directory that is
1344 (get_file_langdir): For F a filename, return the name of the language
1345 directory where F is located.
1346 (get_file_gtfilename): New function. The gt- output file name for an
1348 (get_output_file_with_visibility): Replace in-line computations with
1349 uses of get_file_gtfilename and get_prefix_langdir_index.
1350 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
1352 2008-06-24 Jakub Jelinek <jakub@redhat.com>
1354 PR tree-optimization/36504
1355 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
1356 references without base address.
1358 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1361 * calls.c (expand_call): Increase alignment for recursive functions.
1363 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1365 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1366 (TARGET_FUNCTION_VALUE): New define.
1367 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1368 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1370 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1372 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1373 (fmod<mode>3): Ditto.
1374 (remainderxf3): Ditto.
1375 (remainder<mode>3): Ditto.
1377 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1380 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1381 REG is a hard register.
1383 PR tree-optimization/36508
1384 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1385 499, don't check it at all in release compilers.
1387 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1389 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1390 together with SSE_TARGET_MATH to disable insn pattern.
1391 (*fop_<MODEF:mode>_2_i387): Ditto.
1392 (*fop_<MODEF:mode>_3_i387): Ditto.
1394 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1396 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1398 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1401 * gimplify.c (gimplify_asm_expr): Check the return code of
1402 parse_output_constraint call, set function return and is_inout
1405 2008-06-22 Ian Lance Taylor <iant@google.com>
1407 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1408 (narrowest_signed_type): Likewise.
1409 * c-typeck.c (c_common_type): Change local variable mclass to enum
1411 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1412 tcc_comparison, not the tree code itself.
1413 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1414 (c_expand_expr): Cast modifier to enum expand_modifier.
1415 * c-common.h (C_RID_CODE): Add casts.
1416 (C_SET_RID_CODE): Define.
1417 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1418 (c_lex_one_token): Add cast to avoid warning.
1419 (c_parser_objc_type_name): Rename local typename to type_name.
1420 (check_no_duplicate_clause): Change code parameter to enum
1422 (c_parser_omp_var_list_parens): Change kind parameter to enum
1424 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1425 c_parser_omp_list_var_parens.
1426 (c_parser_omp_threadprivate): Likewise.
1427 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1428 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1429 * c-format.c (NO_FMT): Define.
1430 (printf_length_specs): Use NO_FMT.
1431 (asm_fprintf_length_specs): Likewise.
1432 (gcc_diag_length_specs): Likewise.
1433 (scanf_length_specs): Likewise.
1434 (strfmon_length_specs): Likewise.
1435 (gcc_gfc_length_specs): Likewise.
1436 (printf_flag_specs): Change 0 to STD_C89.
1437 (asm_fprintf_flag_specs): Likewise.
1438 (gcc_diag_flag_specs): Likewise.
1439 (gcc_cxxdiag_flag_specs): Likewise.
1440 (scanf_flag_specs): Likewise.
1441 (strftime_flag_specs): Likewise.
1442 (strfmon_flag_specs): Likewise.
1443 (print_char_table): Likewise.
1444 (asm_fprintf_char_table): Likewise.
1445 (gcc_diag_char_table): Likewise.
1446 (gcc_tdiag_char_table): Likewise.
1447 (gcc_cdiag_char_table): Likewise.
1448 (gcc_cxxdiag_char_table): Likewise.
1449 (gcc_gfc_char_table): Likewise.
1450 (scan_char_table): Likewise.
1451 (time_char_table): Likewis.
1452 (monetary_char_table): Likewise.
1453 * c-format.h (BADLEN): Likewise.
1455 2008-06-21 Ian Lance Taylor <iant@google.com>
1457 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1458 Define END_OF_BASE_TREE_CODES around inclusion.
1459 * tree.c (tree_code_type): New global array.
1460 (tree_code_length, tree_code_name): Likewise.
1461 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1463 (all-tree.def, s-alltree): New targets.
1464 (gencheck.h, s-gencheck): Remove.
1465 (tree.o): Depend upon all-tree.def.
1466 (build/gencheck.o): Remove gencheck.h dependency.
1467 (mostlyclean): Don't remove gencheck.h.
1468 * c-common.h (enum c_tree_code): Remove.
1469 * c-lang.c (tree_code_type): Remove.
1470 (tree_code_length, tree_code_name): Remove.
1471 * gencheck.c (tree_codes): Include all-tree.def, rather than
1472 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1474 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1476 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1477 (operator_name_info): Size to MAX_TREE_CODES.
1478 (assignment_operator_name_info): Likewise.
1479 * cp/cp-lang.c (tree_code_type): Remove.
1480 (tree_code_length, tree_code_name): Remove.
1481 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1482 (assignment_operator_name_info): Likewise.
1483 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1485 * cp/mangle.c (write_expression): Likewise.
1486 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1487 * fortran/f95-lang.c (tree_code_type): Remove.
1488 (tree_code_length, tree_code_name): Remove.
1489 * java/java-tree.h (enum java_tree_code): Remove.
1490 * java/lang.c (tree_code_type): Remove.
1491 (tree_code_length, tree_code_name): Remove.
1492 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1493 * objc/objc-act.h (enum objc_tree_code): Remove.
1494 * objc/objc-lang.c (tree_code_type): Remove.
1495 (tree_code_length, tree_code_name): Remove.
1496 * objcp/objcp-lang.c (tree_code_type): Remove.
1497 (tree_code_length, tree_code_name): Remove.
1498 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1499 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1500 * ada/misc.c (tree_code_type): Remove.
1501 (tree_code_length, tree_code_name): Remove.
1503 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1505 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1506 the grand_bitmap_obstack.
1508 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1510 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1511 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1512 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1513 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1514 move_stmt_r, new_label_mapper): Likewise.
1515 * tree-complex.c (cvc_lookup): Likewise.
1516 * tree-dfa.c (create_function_ann): Likewise.
1517 * tree-dump.c (dump_register): Likewise.
1518 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1519 find_phi_replacement_condition): Likewise.
1520 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1521 tree_function_versioning): Likewise.
1522 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1523 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1524 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1525 get_nonlocal_debug_decl, convert_nonlocal_reference,
1526 convert_nonlocal_omp_clauses, get_local_debug_decl,
1527 convert_local_reference, convert_local_omp_clauses,
1528 convert_nl_goto_reference, convert_nl_goto_receiver,
1529 convert_tramp_reference, convert_call_expr): Likewise.
1530 * tree-outof-ssa.c (contains_tree_r): Likewise.
1531 * tree-parloops.c (reduction_phi, initialize_reductions,
1532 eliminate_local_variables_1, add_field_for_reduction,
1533 add_field_for_name, create_phi_for_local_result,
1534 create_call_for_reduction_1, create_loads_for_reductions,
1535 create_stores_for_reduction, create_loads_and_stores_for_name):
1537 * tree-phinodes.c (allocate_phi_node): Likewise.
1538 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
1539 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
1540 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
1541 * tree-ssa-coalesce.c (compare_pairs): Likewise.
1542 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
1543 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
1544 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
1545 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1546 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
1547 vn_nary_op_insert): Likewise.
1548 * tree-ssa.c (redirect_edge_var_map_add,
1549 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
1550 * tree-vectorizer.c (vectorize_loops): Likewise.
1551 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
1552 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
1553 tree_cons_stat, build1_stat, build_variant_type_copy,
1554 decl_init_priority_lookup, decl_fini_priority_lookup,
1555 decl_priority_info, decl_restrict_base_lookup,
1556 decl_restrict_base_insert, decl_debug_expr_lookup,
1557 decl_debug_expr_insert, decl_value_expr_lookup,
1558 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1559 type_hash_add, get_file_function_name, tree_check_failed,
1560 tree_not_check_failed, tree_range_check_failed,
1561 omp_clause_range_check_failed, build_omp_clause,
1562 build_vl_exp_stat): Likewise.
1563 * value-prof.c (gimple_histogram_value,
1564 gimple_duplicate_stmt_histograms): Likewise.
1565 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1566 unshare_variable, variable_union_info_cmp_pos, variable_union,
1567 dataflow_set_different_1, dataflow_set_different_2,
1568 vt_find_locations, variable_was_changed, set_variable_part,
1569 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1570 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1571 section_entry_hash, object_block_entry_eq,
1572 object_block_entry_hash, create_block_symbol,
1573 initialize_cold_section_name, default_function_rodata_section,
1574 strip_reg_name, set_user_assembler_name, const_desc_eq,
1575 build_constant_desc, output_constant_def, lookup_constant_def,
1576 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1577 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1578 default_internal_label): Likewise.
1579 * varray.c (varray_init, varray_grow): Likewise.
1580 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1582 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1584 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1585 operators for "test" insn. Macroize insn using SWI mode macro.
1586 (*jcc_fused_2): Ditto.
1587 (*jcc_fused_3): Macroize insn using SWI mode macro.
1588 (*jcc_fused_4): Ditto.
1590 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1592 * tree-ssa-pre.c: Fix typo in comment.
1593 (init_antic, fini_antic): Add explicit funtions for
1594 initializing and deinitializing ANTIC and AVAIL sets.
1595 (create_expression_by_pieces): Fix typo in comment.
1596 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1597 (execute_pre): Eventually dump details about ANTIC_IN.
1599 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1601 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1602 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1603 add_to_obstack, file_at_path, find_a_file, execute,
1604 add_preprocessor_option, add_assembler_option, add_linker_option,
1605 process_command, insert_wrapper, do_option_spec, do_self_spec,
1606 spec_path, do_spec_1, is_directory, main, used_arg,
1607 getenv_spec_function): Likewise.
1608 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1609 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1612 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1614 * doc/rtl.texi: Updated subreg section.
1616 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1619 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1620 node->needed and node->reachable.
1621 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1622 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1623 (expand_task_call): Don't call expand_task_copyfn.
1624 (expand_task_copyfn): Renamed to...
1625 (finalize_task_copyfn): ... this.
1627 2008-06-19 Jan Hubicka <jh@suse.cz>
1629 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1630 clobbering framepointer.
1632 2008-06-19 Jan Hubicka <jh@suse.cz>
1634 * tree-optimize.c (execute_early_local_optimizations): Set
1635 cgraph_state only at first invocation.
1637 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1639 * system.h (-Wc++-compat): Activate as a warning, no an error.
1641 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1643 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1644 instead of "#" in insn asm template.
1645 (*jcc_fused_2): Ditto.
1647 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1649 * config/i386/i386.h (ix86_tune_indices)
1650 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1651 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1652 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1653 (*jcc_fused_2): Ditto.
1654 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1655 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1656 (print operand): Handle 'E' and 'e' code.
1658 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1660 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1661 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1662 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1664 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1666 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1668 (cgraph_expand_function): Use local copy of decl.
1669 (cgraph_expand_all_functions): Remove redundant initialization of
1671 (cgraph_optimize): Reword internal_error message.
1673 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1675 * arm-protos.h (arm_return_in_memory): Remove public
1676 arm_return_in_memory() prototype.
1677 * arm.c (arm_return_in_memory): Add static prototype, add target
1678 hook macro, change definition and comments.
1679 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1681 2008-06-19 Ben Elliston <bje@au.ibm.com>
1683 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1684 real.c: Remove references to IEEE 754R.
1685 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1686 * doc/libgcc.texi (Decimal float library routines): Likewise.
1688 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1690 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1691 (default_unwind_word_mode): Add prototype.
1692 * targhooks.c (default_unwind_word_mode): New function.
1693 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1694 instead of word_mode.
1695 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1696 (TARGET_INITIALIZER): Use it.
1698 * c-common.c (handle_mode_attribute): Support "unwind_word"
1700 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1702 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1703 word_mode to access SjLj_Function_Context member "data".
1704 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1705 conversion from targetm.eh_return_filter_mode () to
1706 targetm.unwind_word_mode () if they differ.
1708 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1709 (BT_FN_UNWINDWORD_PTR): New function type.
1710 (BT_FN_WORD_PTR): Remove.
1711 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1712 * except.c (expand_builtin_extend_pointer): Convert pointer to
1713 targetm.unwind_word_mode () instead of word_mode.
1715 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1716 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1717 (spu_unwind_word_mode): New function.
1718 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1719 (TARGET_UNWIND_WORD_MODE): Define.
1720 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1722 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1724 * config/spu/spu.c (reg_align): Remove.
1725 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1726 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1727 (spu_split_store): Likewise.
1729 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1731 * gcc/tree-vn.c: Fix typo in comment.
1733 2008-06-18 Jan Hubicka <jh@suse.cz>
1735 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1736 toplevel reorder too.
1738 2008-06-18 Jan Hubicka <jh@suse.cz>
1740 * c-opts.c (c_common_post_options): PCH is not compatible with
1742 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1743 -fno-toplevel-reorder by default now.
1745 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1747 PR documentation/30739
1748 * doc/install.texi (Prerequisites): Document dependency on awk.
1750 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1751 Ian Lance Taylor <iant@google.com>
1753 PR rtl-optimization/35604
1754 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1755 only want to change jump destinations, not eventual label comparisons.
1757 2008-06-16 Jan Hubicka <jh@suse.cz>
1759 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1761 (cgraph_analyze_function): Likewise.
1763 2008-06-16 Jan Hubicka <jh@suse.cz>
1765 * cgraph.h (cgraph_mark_if_needed): New function.
1766 * cgraphunit.c (cgraph_mark_if_needed): New function.
1767 * c-decl.c (duplicate_decl): Use it.
1769 2008-06-16 Jan Hubicka <jh@suse.cz>
1771 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1774 2008-06-16 Jan Hubicka <jh@suse.cz>
1776 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1778 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1779 Kazu Hirata <kazu@codesourcery.com>
1780 Maxim Kuvyrkov <maxim@codesourcery.com
1782 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1783 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1784 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1785 EXTRA_SPEC_FUNCTIONS.
1786 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1787 (DRIVER_SELF_SPECS): Adjust.
1788 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1789 * config/mips/st.h, config/mips/t-st: New.
1790 * config/mips/driver-native.c, config/mips/x-native: New.
1791 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1794 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1796 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1798 (ISA_HAS_FP_CONDMOVE): New macro.
1799 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1800 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1801 (ISA_HAS_NMADD3_NMSUB3): New macro.
1802 * config/mips/mips.c (mips_rtx_costs): Update.
1803 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1804 compiling for ST Loongson 2E/2F.
1805 (madd<mode>): Rename to madd4<mode>. Update.
1806 (madd3<mode>): New pattern.
1807 (msub<mode>): Rename to msub4<mode>. Update.
1808 (msub3<mode>): New pattern.
1809 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1810 (nmadd3<mode>): New pattern.
1811 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1812 (nmadd3<mode>_fastmath): New pattern.
1813 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1814 (nmsub3<mode>): New pattern.
1815 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1816 (nmsub3<mode>_fastmath): New pattern.
1817 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1819 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1821 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1822 (DF_REF_INSN_INFO): New.
1823 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1824 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1825 with a NULL DF_REF_INSN_INFO.
1826 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1828 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1829 DF_INSN_INFO_EQ_USES): New.
1830 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1831 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1832 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1833 * df-core.c: Update comment for above changes.
1834 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1835 DF_INSN_UID_* macros.
1836 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1837 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1838 insn rtx. Update all callers.
1839 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1840 df_ref_create_structure, df_insn_refs_collect): Likewise.
1841 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1842 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1843 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1844 macros to access the insn refs.
1845 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1846 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1847 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1848 for accessing the refs.
1849 (try_fwprop_subst): Likewise.
1850 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1851 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1852 for accessing the refs.
1853 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1854 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1855 to look at the insn refs.
1856 (record_uses): Likewise.
1857 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1859 (mark_artificial_uses): Don't mark_insn for artificial refs.
1860 (mark_reg_rependencies): Likewise.
1862 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1864 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1866 * configure: Regenerate.
1868 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1870 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1871 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1872 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1874 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1876 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1877 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1878 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1880 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1882 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1883 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1884 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1886 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1888 * tree-ssa-sccvn.c: Fix format of comments.
1890 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1892 * cgraph.c: Remove unneeded forward declarations of eq_node()
1895 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1897 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1899 (see_update_relevancy): Likewise.
1900 * fwprop.c (try_fwprop_subst): Likewise.
1901 * rtlanal.c (noop_move_p): Likewise.
1902 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1903 notes to non-existing libcall blocks.
1904 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1906 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1907 (dead_libcall_p): Remove.
1908 (delete_trivially_dead_insns): Don't use it.
1909 * web.c (union_defs): Remove comment about keeping nops.
1910 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1911 (compute_hash_table_work): Don't track libcall notes.
1912 (do_local_cprop): Don't take libcall pointers. Don't update
1914 (adjust_libcall_notes): Deleted.
1915 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1916 ever have existed in the first place).
1917 (replace_store_insn): Don't try to remove libcall notes.
1918 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1919 (resolve_reg_notes): Don't call them.
1920 (resolve_simple_move): Likewise.
1921 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1922 Don't remove REG_RETVAL notes.
1923 * emit-rtl.c (try_split): Don't update libcall notes.
1924 (emit_copy_of_insn_after): Dito.
1925 * cselib.c (cselib_current_insn_in_libcall): Remove.
1926 (cselib_process_insn): Don't set/clear it.
1927 (new_elt_loc_list): Don't record it.
1928 (cselib_init): Don't initialize it.
1929 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1930 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1932 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1933 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1934 (init_deps): Don't initialize it.
1935 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1936 * combine.c (delete_noop_moves): Don't update libcall notes.
1937 (can_combine_p): Remove now pointless #if 0 block.
1938 (try_combine): Remove another obsolete #if 0 block.
1939 (distribute_notes): Don't distribute libcall notes.
1940 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1941 * dce.c (libcall_dead_p): Remove.
1942 (delete_unmarked_insns): Don't handle libcall blocks.
1943 (preserve_libcall_for_dce): Remove.
1944 (prescan_insns_for_dce): Don't special-case libcall block insns.
1945 * reload1 (reload): Don't handle libcall notes.
1946 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1949 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1951 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1952 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1953 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1955 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1957 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1958 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1959 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1961 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1963 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1965 2008-06-16 Ira Rosen <irar@il.ibm.com>
1967 PR tree-optimization/36493
1968 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1969 the arguments list. Use VECTYPE to create vector pointer.
1970 (vectorizable_store): Fail if accesses through a pointer to vectype
1971 do not alias the original memory reference operands.
1972 Call vect_create_data_ref_ptr without the removed argument.
1973 (vectorizable_load): Likewise.
1974 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1977 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1980 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1983 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1985 * config/mips/loongson2ef.md: New file.
1986 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1987 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1988 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1989 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1990 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1992 (loongson2ef.md): New include.
1993 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1994 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1995 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1996 (loongson_gt_<mode>, loongson_extract_halfword)
1997 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1998 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1999 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
2000 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
2001 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
2002 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
2003 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
2004 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
2005 (vec_interleave_low<mode>): Define type attribute.
2006 * config/mips/mips.c (mips_ls2): New static variable.
2007 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
2008 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
2009 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
2010 Implement target scheduling hooks.
2011 (mips_multipass_dfa_lookahead): Update to handle tuning for
2013 (mips_sched_init): Initialize data for Loongson scheduling.
2014 (mips_ls2_variable_issue): New static function.
2015 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
2017 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
2018 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
2019 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
2020 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
2021 Handle ST Loongson 2E/2F cores.
2022 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
2024 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2026 * omp-low.c (extract_omp_for_data): Fix comment typo.
2029 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2031 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
2032 FIXME note about gcc/config.guess.
2033 * doc/options.texi (Option file format): Remove non-ASCII bytes.
2034 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
2035 * doc/cppopts.texi: Likewise.
2036 * doc/extend.texi: Likewise.
2037 * doc/gcc.texi: Likewise.
2038 * doc/gccint.texi: Likewise.
2039 * doc/gcov.texi: Likewise.
2040 * doc/gty.texi: Likewise.
2041 * doc/hostconfig.texi: Likewise.
2042 * doc/install.texi: Likewise.
2043 * doc/invoke.texi: Likewise.
2044 * doc/loop.texi: Likewise.
2045 * doc/makefile.texi: Likewise.
2046 * doc/md.texi: Likewise.
2047 * doc/passes.texi: Likewise.
2048 * doc/tm.texi: Likewise.
2049 * doc/tree-ssa.texi: Likewise.
2050 * doc/trouble.texi: Likewise.
2052 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
2053 Nathan Sidwell <nathan@codesourcery.com>
2054 Maxim Kuvyrkov <maxim@codesourcery.com>
2055 Richard Sandiford <rdsandiford@googlemail.com>
2057 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
2058 * config/mips/mips-protos.h (mips_expand_vector_init): New.
2059 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
2061 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
2062 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
2063 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
2065 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
2066 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
2067 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
2068 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
2069 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
2070 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
2071 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
2072 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
2073 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
2074 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
2075 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
2076 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
2077 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
2078 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
2079 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
2080 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
2081 (mips_builtins): Add Loongson builtins.
2082 (mips_loongson_2ef_bdesc): New.
2083 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
2084 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
2085 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
2086 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
2088 (mips_expand_vector_init): New.
2089 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
2090 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
2092 * config/mips/mips.md: Add unspec numbers for Loongson
2093 builtins. Include loongson.md.
2094 (MOVE64): Include Loongson vector modes.
2095 (SPLITF): Include Loongson vector modes.
2096 (HALFMODE): Handle Loongson vector modes.
2097 * config/mips/loongson.md: New.
2098 * config/mips/loongson.h: New.
2099 * config.gcc: Add loongson.h header for mips*-*-* targets.
2100 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
2102 2008-06-14 Joseph Myers <joseph@codesourcery.com>
2104 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
2105 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
2106 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
2107 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
2108 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
2109 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
2110 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
2111 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
2112 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
2113 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
2114 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
2115 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
2116 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
2117 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
2118 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
2119 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
2120 Remove use_fixproto=yes.
2121 (ia64*-*-hpux*): Remove comment about using fixproto.
2122 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2124 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2126 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2128 * configure: Regenerate.
2130 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2133 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2134 before evaluating it.
2136 2008-06-13 Jakub Jelinek <jakub@redhat.com>
2139 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
2140 nested inline functions.
2141 (start_decl, start_function): Don't invert DECL_EXTERNAL
2142 for nested inline functions.
2144 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2146 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
2147 splits that must be made for correctness.
2149 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2151 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
2152 (AVAIL_NON_MIPS16): Likewise.
2153 (mips_builtin_description): Replace target_flags with a predicate.
2154 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
2155 (dspr2_32): New availability predicates.
2156 (MIPS_BUILTIN): New macro.
2157 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
2158 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
2159 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
2160 Replace the TARGET_FLAGS parameters with AVAIL parameters.
2161 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
2162 (mips_dsp_32only_bdesc): Merge into...
2163 (mips_builtins): ...this new array.
2164 (mips_bdesc_map, mips_bdesc_arrays): Delete.
2165 (mips_init_builtins): Update after above changes.
2166 (mips_expand_builtin_1): Merge into...
2167 (mips_expand_builtin): ...here and update after above changes.
2169 2008-06-12 Paul Brook <paul@codesourcery.com>
2171 * longlong.h (__arm__): Define count_leading_zeros.
2172 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
2173 (clzsi2, clzdi2): New functions.
2174 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
2175 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
2176 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
2177 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
2178 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
2179 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
2180 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
2181 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2182 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
2183 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2185 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
2187 * config/m68k/m68k.c (m68k_tune_flags): New.
2188 (override_options): Compute m68k_tune_flags.
2189 (MULL_COST, MULW_COST): Update for various variants of CFV2.
2190 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2192 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2195 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2197 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2199 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
2200 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2202 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2204 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
2205 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2207 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2210 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
2213 2008-06-12 Richard Guenther <rguenther@suse.de>
2215 PR tree-optimization/36345
2216 * tree-flow.h (struct ptr_info_def): Align escape_mask,
2217 add memory_tag_needed flag.
2218 (may_alias_p): Declare.
2219 * tree-ssa-alias.c (may_alias_p): Export.
2220 (set_initial_properties): Use memory_tag_needed flag.
2221 (update_reference_counts): Likewise.
2222 (reset_alias_info): Reset memory_tag_needed flag.
2223 (create_name_tags): Check memory_tag_needed flag.
2224 (dump_points_to_info_for): Dump it.
2225 * tree-ssa-structalias.c (struct variable_info): Remove
2226 directly_dereferenced flag.
2227 (new_var_info): Do not initialize it.
2228 (process_constraint_1): Do not set it.
2229 (update_alias_info): Set is_dereferenced flag.
2230 (set_uids_in_ptset): Use may_alias_p.
2231 (set_used_smts): Check memory_tag_needed flag.
2232 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2233 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2234 memory_tag_needed flag.
2235 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2238 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2240 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2241 red zone for w64 abi.
2242 (ix86_expand_prologue): Likewise.
2243 (ix86_force_to_memory): Likewise.
2244 (ix86_free_from_memory): Likewise.
2246 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2249 * config/rs6000/rs6000.c (rs6000_override_options): Set
2250 rs6000_isel conditionally to the absence of comand line override.
2251 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2252 Remove duplicate rs6000_isel setting.
2253 * config/rs6000/eabispe.h: Ditto.
2255 2008-06-11 Richard Guenther <rguenther@suse.de>
2257 * alias.c (get_alias_set): Use the element alias-set for arrays.
2258 (record_component_aliases): For arrays and vectors do nothing.
2259 * c-common.c (strict_aliasing_warning): Handle the cases
2260 of alias set zero explicitly.
2261 * Makefile.in (dfp.o-warn): Add -Wno-error.
2263 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2265 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
2267 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
2268 tune_32 tune_64 to supported_defaults. Allow values not
2269 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
2270 x86_64. Do not override cpu_32 or cpu_64 values from target name.
2271 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
2272 with_cpu_64 to generic for 64-bit-supporting configurations, not
2273 with_cpu. Remove FIXMEs.
2274 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
2275 --with-arch-64, --with-tune-32, --with-tune-64): Document.
2276 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
2277 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
2278 arch_32 and arch_64.
2280 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2281 Olivier Hainque <hainque@adacore.com>
2283 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
2284 Use DECL_SIZE_UNIT to retrieve the size of the field.
2286 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2288 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
2289 with function calls after declarations. Lay out
2290 neon_float_type_node before further use.
2292 2008-06-11 Richard Guenther <rguenther@suse.de>
2294 * tree-flow.h (may_point_to_global_var): Declare.
2295 * tree-ssa-alias.c (may_point_to_global_var): New function.
2296 * tree-ssa-sink.c (is_hidden_global_store): Use it.
2298 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
2300 * configure.ac: Teach that fido supports .debug_line.
2301 * configure: Regenerate.
2303 2008-06-10 Tom Tromey <tromey@redhat.com>
2305 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
2308 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2310 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
2311 (encode_decimal64, decode_decimal64, encode_decimal128,
2312 decode_decimal128): Reverse order of 32-bit parts of value if host
2313 and target endianness differ.
2315 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
2317 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
2318 Avoid division by 0.
2319 (tree_mod_pow2_value_transform): Likewise.
2320 (tree_ic_transform): Likewise.
2321 (tree_stringops_transform): Likewise.
2322 (tree_mod_subtract_transform): Likewise.
2323 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
2324 (copy_edges_for_bb): Likewise.
2325 (initialize_cfun): Likewise.
2327 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2329 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
2330 nonmemory_operand. Add "N" operand constraint.
2332 (*jcc_btdi_mask_rex64): New instruction and split pattern.
2333 (*jcc_btsi_mask): Ditto.
2334 (*jcc_btsi_mask_1): Ditto.
2336 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2338 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
2339 TYPE_CANONICAL for copied element type.
2341 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2344 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
2345 Add m_CORE2 and m_GENERIC.
2346 * config/i386/predicates.md (bt_comparison_operator): New predicate.
2347 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
2349 (*jcc_btdi_rex64): New instruction and split pattern.
2351 (*jcc_btsi_1): Ditto.
2352 (*btsq): Fix Intel asm dialect operand order.
2356 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
2359 * simplify-rtx.c (simplify_subreg): Add check for shift count
2362 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2364 * doc/md.texi: Synchronize with later constraints.md change.
2365 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2366 with a C implementation.
2367 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2369 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2370 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2371 when moving to and from MD_REGNUM.
2372 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2373 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2374 Handle byte and halfword moves.
2375 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2377 * config/mips/constraints.md (h): Turn into NO_REGS.
2378 (l, x): Update documentation.
2379 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2380 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2381 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2382 (HILO): New mode iterator.
2384 (any_div): New code iterator.
2385 (u): Extend code attribute to div and udiv.
2386 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2387 d_operand in the splitters. Remove redundant CONST_INT checks.
2388 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2389 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2390 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2391 accordingly, using normal moves instead of unspecs to move LO into
2392 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2393 (<u>mulsidi3): Handle expansion in C code.
2394 (<u>mulsidi3_32bit_internal): Rename to...
2395 (<u>mulsidi3_32bit): ...this.
2396 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2397 (*<u>mulsidi3_64bit): Rename to...
2398 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2399 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2400 to set LO and HI to the multiplication result. Use a normal move
2401 for MFLO and an unspec for MFHI.
2402 (*<u>mulsidi3_64bit_parts): Replace with...
2403 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2404 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2405 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2406 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2407 instead of HI. Split the instruction into a separate multiplication
2408 and MFHI if !TARGET_FIX_R4000.
2409 (<su>muldi3_highpart): Likewise.
2410 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2411 and the "=h" clobber.
2412 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2413 (<u>mulditi3): New expander.
2414 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2415 (madsi): Remove "=h" clobber.
2416 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2417 Force the modulus result to be a GPR and split the instruction into
2418 a division followed by an MFHI after reload.
2419 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2420 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2421 the MIPS16 HIGH define_split.
2422 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2423 of acc<->gpr moves to "multi".
2424 (*movdi_64bit): Replace the single "x" alternative with
2425 alternatives for moving into and out of "a".
2426 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2427 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2428 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2429 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2430 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2431 (movti): New expander.
2432 (*movti, *movti_mips16): New insns.
2433 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2434 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2435 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2436 * config/mips/predicates.md (fpr_operand): Delete.
2437 (d_operand): New predicate.
2439 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2441 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2442 failure on some Bourne shells.
2443 (x86_64-*-*): Ditto.
2445 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2447 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2449 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2451 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2452 (sparc-sun-solaris2*): Likewise.
2454 2008-06-09 Arnaud Charlet <charlet@adacore.com
2456 * doc/install.texi: Update requirements to build the Ada compiler.
2458 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2460 * df-scan.c (struct df_scan_problem_data): Remove the
2461 mw_link_pool alloc pool.
2462 (df_scan_free_internal): Don't free it.
2463 (df_scan_alloc): Don't allocate it.
2464 * df.h (struct df_link): Update comment.
2466 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2468 * except.h: Correct checks for when SJLJ exceptions must be used.
2470 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2472 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2475 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2477 PR tree-optimization/36218
2478 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2479 configure for the build system.
2480 (BUILD_LDFLAGS): Define.
2481 * configure: Regenerate.
2482 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2484 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2487 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2488 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2489 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2491 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2493 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2495 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2497 * config.gcc (Obsolete configurations): Remove list of
2499 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2500 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2501 targets matched by those patterns.
2502 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2503 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2504 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2505 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2506 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2507 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2508 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2509 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2510 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2511 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2512 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2513 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2514 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2515 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2516 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2517 Make code for Solaris 7 and greater unconditional for Solaris.
2518 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2519 Remove --with-* handling.
2520 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2521 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2522 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2523 LINK_OS_WINDISS_SPEC): Remove.
2524 * config/rs6000/sysv4.opt (mwindiss): Remove.
2525 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2526 * configure: Regenerate.
2527 * doc/cpp.texi: Don't mention BeOS.
2528 * doc/extend.texi (interrupt): Don't mention MS1.
2529 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2530 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2531 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2532 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2533 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2535 * doc/invoke.texi (MT Options): Remove.
2536 (-mwindiss): Remove.
2537 (CRIS Options): Remove cris-axis-aout references.
2538 (HPPA Options): Don't mention hppa1.1-*-pro.
2539 * doc/md.texi: (MorphoTech family): Remove.
2540 * libgcc2.c: Don't handle UWIN.
2541 * config/alpha/t-unicosmk: Remove.
2542 * config/alpha/unicosmk.h: Remove.
2543 * config/arm/kaos-arm.h: Remove.
2544 * config/arm/kaos-strongarm.h: Remove.
2545 * config/arm/strongarm-coff.h: Remove.
2546 * config/arm/strongarm-elf.h: Remove.
2547 * config/arm/strongarm-pe.h: Remove.
2548 * config/arm/t-strongarm-pe: Remove.
2549 * config/arm/t-xscale-coff: Remove.
2550 * config/arm/t-xscale-elf: Remove.
2551 * config/arm/xscale-coff.h: Remove.
2552 * config/arm/xscale-elf.h: Remove.
2553 * config/chorus.h: Remove.
2554 * config/cris/aout.h: Remove.
2555 * config/cris/aout.opt: Remove.
2556 * config/cris/t-aout: Remove.
2557 * config/i386/beos-elf.h: Remove.
2558 * config/i386/kaos-i386.h: Remove.
2559 * config/i386/ptx4-i.h: Remove.
2560 * config/i386/sco5.h: Remove.
2561 * config/i386/sco5.opt: Remove.
2562 * config/i386/sysv4-cpp.h: Remove.
2563 * config/i386/sysv5.h: Remove.
2564 * config/i386/t-beos: Remove.
2565 * config/i386/t-sco5: Remove.
2566 * config/i386/t-uwin: Remove.
2567 * config/i386/uwin.asm: Remove.
2568 * config/i386/uwin.h: Remove.
2569 * config/kaos.h: Remove.
2570 * config/mips/windiss.h: Remove.
2571 * config/mt: Remove directory.
2572 * config/pa/pa-osf.h: Remove.
2573 * config/pa/pa-pro-end.h: Remove.
2574 * config/pa/t-pro: Remove.
2575 * config/ptx4.h: Remove.
2576 * config/rs6000/beos.h: Remove.
2577 * config/rs6000/kaos-ppc.h: Remove.
2578 * config/rs6000/t-beos: Remove.
2579 * config/rs6000/windiss.h: Remove.
2580 * config/sh/kaos-sh.h: Remove.
2581 * config/sol2-6.h: Remove.
2582 * config/sparc/sol26-sld.h: Remove.
2583 * config/sparc/sysv4-only.h: Remove.
2584 * config/vax/bsd.h: Remove.
2585 * config/vax/t-memfuncs: Remove.
2586 * config/vax/ultrix.h: Remove.
2587 * config/vax/vaxv.h: Remove.
2588 * config/windiss.h: Remove.
2590 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2592 PR rtl-optimization/36438
2593 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2594 for vector shifts with constant scalar shift operands.
2596 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2598 * doc/invoke.texi: Document -march=xlr.
2599 * config/mips/xlr.md: New file.
2600 * config/mips/mips.md: Include it.
2602 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2603 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2604 (mips_rtx_cost_data): Likewise.
2606 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2608 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2609 PRE_INC and PRE_DEC cases.
2611 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2613 PR rtl-optimization/36419
2614 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2615 the emitting jump insn.
2618 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2619 is not bool, boolify the whole *expr_p and convert to the desired type.
2621 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2623 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2624 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2625 Add omp_private_outer_ref hook, add another argument to
2626 omp_clause_default_ctor hook.
2627 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2628 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2629 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2630 hook_tree_tree_tree_tree_null.
2631 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2632 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2633 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2634 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2635 * tree.def (OMP_TASK): New tree code.
2636 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2637 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2638 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2639 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2640 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2641 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2642 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2643 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2644 (OMP_DIRECTIVE_P): Add OMP_TASK.
2645 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2646 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2647 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2648 and OMP_CLAUSE_UNTIED entries.
2649 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2651 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2652 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2653 * tree-pretty-print.c (dump_omp_clause): Handle
2654 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2655 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2656 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2657 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2658 warning about unsigned iterators. Change decl/init/cond/incr
2659 arguments to TREE_VECs, check arguments for all collapsed loops.
2660 (c_finish_omp_taskwait): New function.
2661 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2663 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2664 default_function_array_conversion on init. Add par_clauses argument.
2665 If decl is present in parallel's lastprivate clause, change it to
2666 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2667 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2668 collapse count in clauses.
2669 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2670 c_parser_omp_for_loop callers.
2671 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2672 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2673 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2674 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2676 (c_parser_omp_clause_schedule): Handle schedule(auto).
2677 Include correct location in the error message.
2678 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2679 and PRAGMA_OMP_CLAUSE_UNTIED.
2680 (OMP_TASK_CLAUSE_MASK): Define.
2681 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2682 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2683 * tree-nested.c (convert_nonlocal_omp_clauses,
2684 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2685 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2686 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2687 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2689 (conver_nonlocal_reference, convert_local_reference,
2690 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2691 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2692 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2693 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2694 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2695 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2696 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2697 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2698 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2700 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2701 * c-common.h (c_finish_omp_taskwait): New prototype.
2702 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2703 * tree-parloops.c (create_parallel_loop): Create 1 entry
2704 vectors for OMP_FOR_{INIT,COND,INCR}.
2705 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2706 (make_edges): Handle OMP_TASK.
2707 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2708 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2709 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2710 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2711 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2712 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2713 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2714 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2715 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2716 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2717 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2718 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2719 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2720 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2721 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2722 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2723 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2724 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2725 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2726 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2727 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2728 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2729 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2730 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2731 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2732 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2733 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2734 original iterator is present in lastprivate clause or if
2735 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2736 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2737 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2738 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2739 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2740 if it is set, lookup var in outer contexts too. Handle
2741 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2742 to be implicitly determined firstprivate for task regions.
2743 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2744 if it is set, lookup var in outer contexts too. Set
2745 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2746 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2747 OMP_CLAUSE_UNTIED. Take region_type as last argument
2748 instead of in_parallel and in_combined_parallel.
2749 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2751 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2752 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2753 (new_omp_context): Set default_kind to
2754 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2755 (omp_region_type): New enum.
2756 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2757 fields, add region_type.
2758 (new_omp_context): Take region_type as argument instead of is_parallel
2759 and is_combined_parallel.
2760 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2761 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2762 ctx->is_combined_parallel checks.
2763 (gimplify_omp_task): New function.
2764 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2766 * omp-low.c (extract_omp_for_data): Use schedule(static)
2767 for schedule(auto). Handle pointer and unsigned iterators.
2768 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2769 Add loops argument. Extract data for collapsed OMP_FOR loops.
2770 (expand_parallel_call): Assert sched_kind isn't auto,
2771 map runtime schedule to index 3.
2772 (struct omp_for_data_loop): New type.
2773 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2774 Add loop, loops, collapse and iter_type fields.
2775 (workshare_safe_to_combine_p): Disallow combined for if
2776 iter_type is unsigned long long. Don't combine collapse > 1 loops
2777 unless all bounds and steps are constant. Adjust extract_omp_for_data
2779 (expand_omp_for_generic): Handle pointer, unsigned and long long
2780 iterators. Handle collapsed OMP_FOR loops. Adjust
2781 for struct omp_for_data changes. If libgomp function doesn't return
2782 boolean_type_node, add comparison of the return value with 0.
2783 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2784 pointer, unsigned and long long iterators. Adjust for struct
2785 omp_for_data changes.
2786 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2787 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2788 unsigned long long. Allocate loops array, pass it to
2789 extract_omp_for_data. For collapse > 1 loops use always
2790 expand_omp_for_generic.
2791 (omp_context): Add sfield_map and srecord_type fields.
2792 (is_task_ctx, lookup_sfield): New functions.
2793 (use_pointer_for_field): Use is_task_ctx helper. Change first
2794 argument's type from const_tree to tree. Clarify comment.
2795 In OMP_TASK disallow copy-in/out sharing.
2796 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2797 (install_var_field): Add mask argument. Populate both record_type
2798 and srecord_type if needed.
2799 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2801 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2802 and DECL_FIELD_OFFSET.
2803 (scan_sharing_clauses): Adjust install_var_field callers. For
2804 firstprivate clauses on explicit tasks allocate the var by value in
2805 record_type unconditionally, rather than by reference.
2806 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2807 Use is_taskreg_ctx instead of is_parallel_ctx.
2808 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2809 (create_omp_child_function_name): Add task_copy argument, use
2810 *_omp_cpyfn* names if it is true.
2811 (create_omp_child_function): Add task_copy argument, if true create
2812 *_omp_cpyfn* helper function.
2813 (scan_omp_parallel): Adjust create_omp_child_function callers.
2814 Rename parallel_nesting_level to taskreg_nesting_level.
2815 (scan_omp_task): New function.
2816 (lower_rec_input_clauses): Don't run constructors for firstprivate
2817 explicit task vars which are initialized by *_omp_cpyfn*.
2818 Pass outer var ref to omp_clause_default_ctor hook if
2819 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2820 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2821 OMP_CLAUSE_REDUCTION_INIT.
2822 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2823 avoid duplicate setting of fields. Handle
2824 OMP_CLAUSE_PRIVATE_OUTER_REF.
2825 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2826 copy-out if TREE_READONLY, only copy-in.
2827 (expand_task_copyfn): New function.
2828 (expand_task_call): New function.
2829 (struct omp_taskcopy_context): New type.
2830 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2832 (lower_omp_parallel): Rename to...
2833 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2834 Call create_task_copyfn if srecord_type is needed. Adjust
2836 (task_shared_vars): New variable.
2837 (check_omp_nesting_restrictions): Warn if work-sharing,
2838 barrier, master or ordered region is closely nested inside OMP_TASK.
2839 Add warnings for barrier if closely nested inside of work-sharing,
2840 ordered, or master region.
2841 (scan_omp_1): Call check_omp_nesting_restrictions even for
2842 GOMP_barrier calls. Rename parallel_nesting_level to
2843 taskreg_nesting_level. Handle OMP_TASK.
2844 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2845 work-sharing construct, continue looking for them on parent parallel
2847 (lower_omp_for_lastprivate): Add lastprivate clauses
2848 to the beginning of dlist rather than end. Adjust for struct
2849 omp_for_data changes.
2850 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2851 not after it. Handle collapsed OMP_FOR loops, adjust for
2852 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2853 (get_ws_args_for): Adjust extract_omp_for_data caller.
2854 (scan_omp_for): Handle collapsed OMP_FOR
2855 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2856 (lower_omp_single_simple): If libgomp function doesn't return
2857 boolean_type_node, add comparison of the return value with 0.
2858 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2859 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2860 (parallel_nesting_level): Rename to...
2861 (taskreg_nesting_level): ... this.
2862 (is_taskreg_ctx): New function.
2863 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2865 (execute_lower_omp): Rename parallel_nesting_level to
2866 taskreg_nesting_level.
2867 (expand_omp_parallel): Rename to...
2868 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2869 Call omp_task_call for OMP_TASK regions.
2870 (expand_omp): Adjust caller, handle OMP_TASK.
2871 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2873 * bitmap.c (bitmap_default_obstack_depth): New variable.
2874 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2875 if argument is NULL and bitmap_default_obstack is already initialized.
2876 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2878 * matrix-reorg.c (matrix_reorg): Likewise.
2880 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2882 * config/i386/i386.md (*indirect_jump): Macroize using P
2883 mode iterator. Remove !TARGET_64BIT from insn constraints.
2884 (*tablejump_1): Ditto.
2885 (*indirect_jump_rex64): Remove insn pattern.
2886 (*tablejump_1_rex64): Ditto.
2887 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2888 and eh_return_si insn patterns.
2890 2008-06-06 Richard Guenther <rguenther@suse.de>
2892 * tree-ssa-structalias.c (merge_smts_into): Remove.
2893 (find_what_p_points_to): Do not bother to compute the
2894 points-to set for pt_anything pointers.
2895 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2896 for pt_anything pointers is ok.
2898 2008-06-06 Jan Hubicka <jh@suse.cz>
2900 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2902 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2904 * cgraph.c: Fix typos in comments.
2905 (cgraph_availability_names): Fix string typo.
2906 * fold-const.c: Fix typos in comments.
2907 (fold_binary): Fix typo in warning.
2908 * genautomata.c: Fix typos in comments.
2909 (check_presence_pattern_sets): Fix typo in local variable.
2910 (output_description): Fix typo in output.
2911 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2912 * hwint.h: Likewise.
2913 * matrix-reorg.c (check_allocation_function): Likewise.
2914 * omega.c (smooth_weird_equations): Likewise.
2915 * auto-inc-dec.c: Fix typos in comments.
2916 * bb-reorder.c: Likewise.
2917 * builtins.c: Likewise.
2918 * c-common.c: Likewise.
2919 * c-cppbuiltin.c: Likewise.
2920 * c-parser.c: Likewise.
2921 * c-pretty-print.c: Likewise.
2922 * cfgcleanup.c: Likewise.
2923 * cfgexpand.c: Likewise.
2924 * cfghooks.c: Likewise.
2925 * cfglayout.c: Likewise.
2926 * cfgloopmanip.c: Likewise.
2927 * cgraphunit.c: Likewise.
2928 * coverage.c: Likewise.
2929 * dbxout.c: Likewise.
2930 * df-byte-scan.c: Likewise.
2931 * df-core.c: Likewise.
2932 * df-problems.c: Likewise.
2933 * df-scan.c: Likewise.
2935 * dominance.c: Likewise.
2936 * domwalk.c: Likewise.
2938 * dwarf2out.c: Likewise.
2939 * emit-rtl.c: Likewise.
2940 * et-forest.c: Likewise.
2941 * function.c: Likewise.
2942 * function.h: Likewise.
2944 * gcov-io.c: Likewise.
2947 * genattrtab.c: Likewise.
2948 * ggc-page.c: Likewise.
2949 * gimplify.c: Likewise.
2950 * gthr-lynx.h: Likewise.
2951 * haifa-sched.c: Likewise.
2952 * ipa-cp.c: Likewise.
2953 * ipa-inline.c: Likewise.
2954 * ipa-prop.h: Likewise.
2955 * ipa-pure-const.c: Likewise.
2956 * ipa-struct-reorg.c: Likewise.
2957 * ipa-struct-reorg.h: Likewise.
2958 * ipa-type-escape.c: Likewise.
2960 * loop-doloop.c: Likewise.
2961 * mips-tfile.c: Likewise.
2962 * mkmap-flat.awk: Likewise.
2963 * mkmap-symver.awk: Likewise.
2964 * modulo-sched.c: Likewise.
2965 * omp-low.c: Likewise.
2966 * optabs.c: Likewise.
2967 * optabs.h: Likewise.
2969 * passes.c: Likewise.
2970 * postreload-gcse.c: Likewise.
2971 * postreload.c: Likewise.
2972 * predict.c: Likewise.
2973 * pretty-print.h: Likewise.
2974 * profile.c: Likewise.
2975 * protoize.c: Likewise.
2976 * ra-conflict.c: Likewise.
2978 * recog.c: Likewise.
2979 * regclass.c: Likewise.
2981 * reload.c: Likewise.
2982 * rtl-error.c: Likewise.
2983 * rtlanal.c: Likewise.
2985 * sched-rgn.c: Likewise.
2988 * target.h: Likewise.
2989 * tree-dfa.c: Likewise.
2990 * tree-eh.c: Likewise.
2991 * tree-flow-inline.h: Likewise.
2992 * tree-inline.c: Likewise.
2993 * tree-into-ssa.c: Likewise.
2994 * tree-loop-distribution.c: Likewise.
2995 * tree-nested.c: Likewise.
2996 * tree-parloops.c: Likewise.
2997 * tree-pass.h: Likewise.
2998 * tree-pretty-print.c: Likewise.
2999 * tree-profile.c: Likewise.
3000 * tree-scalar-evolution.c: Likewise.
3001 * tree-sra.c: Likewise.
3002 * tree-ssa-alias-warnings.c: Likewise.
3003 * tree-ssa-ccp.c: Likewise.
3004 * tree-ssa-coalesce.c: Likewise.
3005 * tree-ssa-dom.c: Likewise.
3006 * tree-ssa-dse.c: Likewise.
3007 * tree-ssa-forwprop.c: Likewise.
3008 * tree-ssa-live.c: Likewise.
3009 * tree-ssa-live.h: Likewise.
3010 * tree-ssa-loop-im.c: Likewise.
3011 * tree-ssa-loop-ivopts.c: Likewise.
3012 * tree-ssa-loop-niter.c: Likewise.
3013 * tree-ssa-loop-prefetch.c: Likewise.
3014 * tree-ssa-phiopt.c: Likewise.
3015 * tree-ssa-phiprop.c: Likewise.
3016 * tree-ssa-sccvn.c: Likewise.
3017 * tree-ssa-ter.c: Likewise.
3018 * tree-ssa-threadupdate.c: Likewise.
3019 * tree-ssa.c: Likewise.
3020 * tree-vect-analyze.c: Likewise.
3021 * tree-vect-transform.c: Likewise.
3022 * tree-vectorizer.c: Likewise.
3023 * tree-vn.c: Likewise.
3024 * tree-vrp.c: Likewise.
3026 * tree.def: Likewise.
3028 * unwind-dw2-fde.c: Likewise.
3029 * unwind.inc: Likewise.
3030 * value-prof.c: Likewise.
3031 * vmsdbgout.c: Likewise.
3033 2008-06-05 David Edelsohn <edelsohn@gnu.org>
3035 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
3036 always place FP constants in the TOC for TARGET_POWERPC64.
3037 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
3039 2008-06-05 Joseph Myers <joseph@codesourcery.com>
3041 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
3042 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
3043 enable for TARGET_E500_DOUBLE.
3044 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
3045 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
3046 floating-point modes like integer modes for E500 double.
3047 (rs6000_legitimate_offset_address_p): Likewise.
3048 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
3049 addressing for DDmode for E500 double.
3050 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
3051 modes as using 64-bits of registers for E500 double.
3052 (spe_build_register_parallel): Do not handle DDmode or TDmode.
3053 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
3054 specially for E500 double.
3055 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
3056 TDmode for E500 double.
3057 (rs6000_gimplify_va_arg): Only handle SDmode in registers
3058 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
3059 (rs6000_split_multireg_move): Do not handle TDmode specially for
3061 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
3062 using 64-bit registers for E500 double.
3063 (emit_frame_save): Do not handle DDmode specially for E500 double.
3064 (gen_frame_mem_offset): Likewise.
3065 (rs6000_function_value): Do not call spe_build_register_parallel
3066 for DDmode or TDmode.
3067 (rs6000_libcall_value): Likewise.
3068 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
3069 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
3072 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
3074 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
3077 2008-06-04 Junjie Gu <jgu@tensilica.com>
3079 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
3080 comparison for frame pointers.
3082 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3085 * config/avr/avr.h (PUSH_ROUNDING): Remove.
3087 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3090 * builtins.c (expand_builtin_signbit): Don't take lowpart when
3091 register is already smaller or equal to required mode.
3093 2008-06-04 Xinliang David Li <davidxl@google.com>
3095 * tree-call-cdce.c: New file.
3096 (cond_dead_built_in_calls): New static variable.
3097 (input_domain): New struct.
3098 (check_pow): New function.
3099 (check_builtin_call): Ditto.
3100 (check_target_format): Ditto.
3101 (is_call_dce_candidate): Ditto.
3102 (gen_one_condition): Ditto.
3103 (gen_conditions_for_domain): Ditto.
3104 (get_domain): Ditto.
3105 (gen_conditions_for_pow_cst_base): Ditto.
3106 (gen_conditions_for_pow_int_base): Ditto.
3107 (gen_conditions_for_pow): Ditto.
3108 (get_no_error_domain): Ditto.
3109 (gen_shrink_wrap_conditions): Ditto.
3110 (shrink_wrap_one_built_in_call): Ditto.
3111 (shink_wrap_conditional_dead_built_in_calls): Ditto.
3112 (tree_call_cdce): Ditto.
3113 (gate_call_cdce): Ditto.
3114 (pass_call_cdce): New gimple pass.
3115 * passes.c: (init_optimization_passes): New pass.
3116 * tree-pass.h: New pass declaration.
3117 * opts.c (decode_options): New flag setting.
3118 * common.opt: Add -ftree-builtin-call-dce flag.
3119 * Makefile.in: Add new source file.
3120 * tempvar.def: New tv_id.
3121 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
3123 2008-06-04 Richard Guenther <rguenther@suse.de>
3125 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3126 (is_call_clobbered): Always check var_ann->call_clobbered.
3127 (mark_call_clobbered): Always set var_ann->call_clobbered.
3128 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3129 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3130 (reset_alias_info): Clear call clobbering info on MTAGs and
3132 (set_pt_anything): Set pt_global_mem.
3133 (create_tag_raw): Adjust comment.
3134 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3136 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3137 Maxim Kuvyrkov <maxim@codesourcery.com>
3139 * config/m68k/m68k.opt (mxgot): New option.
3140 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
3141 (m68k_output_addr_const_extra): New.
3142 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
3143 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
3144 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
3145 * doc/invoke.texi (M680x0 Options): Document -mxgot.
3147 2008-06-04 Richard Guenther <rguenther@suse.de>
3149 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
3150 negative or non-representable offsets.
3152 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3154 * config/i386/i386.c (ix86_gen_leave): New.
3155 (ix86_gen_pop1): Likewise.
3156 (ix86_gen_add3): Likewise.
3157 (ix86_gen_sub3): Likewise.
3158 (ix86_gen_sub3_carry): Likewise.
3159 (ix86_gen_one_cmpl2): Likewise.
3160 (ix86_gen_monitor): Likewise.
3161 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
3162 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
3163 ix86_gen_one_cmpl2 and ix86_gen_monitor.
3164 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
3165 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
3166 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
3167 (ix86_expand_epilogue): Updated.
3168 (print_operand): Handle integer register operand for 'z'.
3169 (ix86_expand_strlensi_unroll_1): Likewise.
3170 (ix86_expand_strlen): Likewise.
3171 (ix86_expand_builtin): Likewise.
3172 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
3173 mov{q}/mov{l} and add{q}/add{l}.
3175 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3177 * config/i386/i386.md (P): New mode iterator.
3178 (SFmode push_operand splitter): Macroize DImode and SImode pushes
3179 using P mode iterator.
3180 (DFmode push_operand splitter): Ditto.
3181 (XFmode push_operand splitter): Ditto.
3182 (DFmode float_extend SFmode push_operand splitter): Ditto.
3183 (XFmode float_extend SFmode push_operand splitter): Do not generate
3184 SImode pushes for 64bit target. Macroize Dimode and SImode
3185 pushes using P mode iterator.
3186 (XFmode float_extend DFmode push_operand splitter): Ditto.
3188 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3190 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
3191 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
3192 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
3194 (ix86_call_abi_override): Remove check for call_used_regs.
3196 2008-06-03 Richard Guenther <rguenther@suse.de>
3198 * tree-ssa-structalias.c (find_func_aliases): Add constraints
3199 for the lhs of calls if the return type contains pointers.
3201 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3203 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
3204 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
3205 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
3206 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
3207 of cfun and DEFAULT_ABI to deceide abi mode.
3209 (REG_PARM_STACK_SPACE): Removed.
3210 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
3211 (STACK_BOUNDARY): Use default target to deceide stack boundary.
3212 * config/i386/i386-protos.h (ix86_cfun_abi): New.
3213 (ix86_function_abi): Likewise.
3214 (ix86_function_type_abi): Likewise.
3215 (ix86_call_abi_override): Likewise.
3216 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
3217 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
3218 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
3219 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
3221 (X86_64_REGPARM_MAX): New.
3222 (X86_64_SSE_REGPARM_MAX): New.
3223 (X64_REGPARM_MAX): New.
3224 (X64_SSE_REGPARM_MAX): New.
3225 (X86_32_REGPARM_MAX): New.
3226 (X86_32_SSE_REGPARM_MAX): New.
3227 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3228 (ix86_function_regparm): Handle user calling abi.
3229 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3230 by DEFAULT_ABI versus SYSV_ABI check.
3231 (ix86_reg_parm_stack_space): New.
3232 (ix86_function_type_abi): New.
3233 (ix86_call_abi_override): New.
3234 (ix86_function_abi): New.
3235 (ix86_cfun_abi): New.
3236 (init_cumulative_args): Call abi specific initialization.
3237 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3238 (function_arg_64): Extend SSE_REGPARM_MAX check.
3239 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3240 (ix86_pass_by_reference): Likewise.
3241 (ix86_function_value_regno_p): Likewise.
3242 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3243 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3244 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3245 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3246 (setup_incoming_varargs_64): Adjust regparm for call abi.
3247 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3248 (ix86_va_start): Likewise.
3249 (ix86_gimplify_va_arg): Likewise.
3250 (ix86_expand_prologue): Likewise.
3251 (output_pic_addr_const): Likewise.
3252 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3253 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
3254 (x86_output_mi_thunk): Likewise.
3255 (x86_function_profiler): Likewise.
3256 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
3257 (SYSV_ABI, MS_ABI): New constants.
3259 (init_regs): Add prototype of function in regclass.c file.
3260 (OVERRIDE_ABI_FORMAT): New.
3261 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
3262 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
3263 (OUTGOING_REG_PARM_STACK_SPACE): New.
3264 (ix86_reg_parm_stack_space): New prototype.
3265 (CUMULATIVE_ARGS): Add call_abi member.
3266 (machine_function): Add call_abi member.
3267 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
3268 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
3270 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
3273 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
3274 (avr_builtin_setjmp_frame_value): New function.
3275 * config/avr/avr.md (nonlocal_goto_receiver): Define.
3276 (nonlocal_goto): Define.
3278 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
3280 * config/mips/mips.c (mips_emit_loadgp): Return early if
3281 there is nothing do to, otherwise emit a blockage if
3282 !TARGET_EXPLICIT_RELOCS || crtl->profile.
3283 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
3285 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3287 * configure.ac: Drop unneeded backslash ending up in config.in.
3288 * acinclude.m4: Likewise.
3289 * config.in: Regenerate.
3291 2008-05-26 Jan Hubicka <jh@suse.cz>
3293 * predict.c (maybe_hot_frequency_p): Break out of...
3294 (maybe_hot_bb_p): ... here.
3295 (maybe_hot_edge_p): New.
3296 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
3297 * basic-block.h (maybe_hot_edge_p): Declare.
3299 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3301 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
3302 (*cmpfp_<mode>_cc): Ditto.
3303 (*fp_jcc_8<mode>_387): Ditto.
3304 (*fop_<MODEF:mode>_2_i387): Ditto.
3305 (*fop_<MODEF:mode>_3_i387): Ditto.
3306 (*fop_xf_2_i387): Ditto.
3307 (*fop_xf_3_i387): Ditto.
3309 2008-06-02 Tomas Bily <tbily@suse.cz>
3311 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
3313 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3315 * config/mips/mips.c (mips_valid_offset_p): New function.
3316 (mips_valid_lo_sum_p): Likewise.
3317 (mips_classify_address): Use them.
3318 (mips_force_address): New function.
3319 (mips_legitimize_address): Use it.
3320 * config/mips/mips.md (MOVE128): New mode iterator.
3321 (movtf): Require TARGET_64BIT. Remove empty strings.
3322 (*movtf_internal): Rename to...
3323 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
3324 of "R" and use {,fp}{load,store} attributes instead of "multi".
3325 Use a separate define_split.
3326 (*movtf_mips16): New pattern.
3328 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3330 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
3331 * config/mips/mips.c (mips_expand_before_return): New function.
3332 (mips_expand_epilogue): Call it.
3333 * config/mips/mips.md (return): Turn into a define_expand.
3334 (*return): New insn.
3336 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3338 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
3339 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
3340 functions. Do not emit uses and clobbers of CONCATs; individually
3341 use and clobber their operands.
3342 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
3343 gen_clobber, emit_use and gen_use.
3344 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
3345 (expand_builtin_return): Likewise.
3346 * cfgbuild.c (count_basic_blocks): Likewise.
3347 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3348 * explow.c (emit_stack_restore): Likewise.
3349 * expmed.c (extract_bit_field_1): Likewise.
3350 * expr.c (convert_move, emit_move_complex_parts): Likewise.
3351 (emit_move_multi_word, store_constructor): Likewise.
3352 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
3353 (thread_prologue_and_epilogue_insns): Likewise.
3354 * lower-subreg.c (resolve_simple_move): Likewise.
3355 * optabs.c (widen_operand, expand_binop): Likewise.
3356 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
3357 * reload.c (find_reloads): Likewise.
3358 * reload1.c (eliminate_regs_in_insn): Likewise.
3359 * stmt.c (expand_nl_goto_receiver): Likewise.
3360 * config/alpha/alpha.md (builtin_longjmp): Likewise.
3361 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3362 * config/arm/arm.c (arm_load_pic_register): Likewise.
3363 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3364 * config/arm/arm.md (untyped_return): Likewise.
3365 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3366 * config/avr/avr.c (expand_prologue): Likewise.
3367 * config/bfin/bfin.c (do_unlink): Likewise.
3368 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3369 * config/cris/cris.c (cris_expand_prologue): Likewise.
3370 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3371 (machopic_legitimize_pic_address): Likewise.
3372 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3373 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3374 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3375 (ix86_expand_convert_uns_didf_sse): Likewise.
3376 (ix86_expand_vector_init_general): Likewise.
3377 * config/ia64/ia64.md (eh_epilogue): Likewise.
3378 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3379 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3380 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3381 (config/iq2000/iq2000.c): Likewise.
3382 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3383 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3384 (builtin_longjmp): Likewise.
3385 * config/mn10300/mn10300.md (call, call_value): Likewise.
3386 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3387 * config/pdp11/pdp11.md (abshi2): Likewise.
3388 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3389 * config/s390/s390.c (s390_emit_prologue): Likewise.
3390 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3391 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3392 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3393 * config/sh/sh.c (prepare_move_operands): Likewise.
3394 (output_stack_adjust, sh_expand_epilogue): Likewise.
3395 (sh_set_return_address, sh_expand_t_scc): Likewise.
3396 * config/sparc/sparc.c (load_pic_register): Likewise.
3397 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3398 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3399 * config/v850/v850.c (expand_epilogue): Likewise.
3401 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3403 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3404 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3405 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3406 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3407 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3408 stack pointer register.
3409 (output_movhi): Remove code for interrupt specific writing to the
3410 stack pointer register.
3412 2008-05-31 Richard Guenther <rguenther@suse.de>
3414 PR tree-optimization/34244
3415 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3416 (tree_expr_nonzero_warnv_p): Likewise.
3417 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3418 ssa_name_nonnegative_p.
3419 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3420 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3421 not tree_expr_nonzero_warnv_p.
3423 PR tree-optimization/36262
3425 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3427 PR tree-optimization/34244
3428 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3429 (record_numbers_of_iterations): New function.
3430 (execute_vrp): Cache the numbers of iterations of loops.
3431 * tree-scalar-evolution.c (scev_reset_except_niters):
3433 (scev_reset): Use scev_reset_except_niters.
3434 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3436 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3438 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3439 __WORKAROUND_RETS when appropriate.
3441 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3443 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3444 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3446 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3447 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3448 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3449 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3450 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3451 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3452 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3453 *fop_df_1_sse insn patterns using MODEF mode iterator.
3454 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3455 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3456 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3457 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3458 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3459 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3460 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3461 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3462 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3463 (*fop_xf_5_i387): Ditto.
3464 (*fop_xf_6_i387): Ditto.
3466 2008-05-30 Richard Guenther <rguenther@suse.de>
3468 * builtins.c (build_string_literal): Avoid generating
3469 a non-gimple_val result.
3471 2008-05-30 DJ Delorie <dj@redhat.com>
3473 * exec-tool.in: Use an environment variable (private) instead of a
3474 file (shared) as a semaphore, so as to not break parallel builds.
3476 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3478 * optabs.c (maybe_encapsulate_block): Remove.
3479 (emit_libcall_block): Adjust accordingly.
3480 * optabs.h (maybe_encapsulate_block): Remove prototype.
3482 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3483 Don't use maybe_encapsulate_block.
3485 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3487 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3488 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3489 rtx is a SYMBOL_REF before calling get_pool_constant.
3491 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3493 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3495 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3497 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3498 rather than OS names to choose INO_T_EQ definition.
3499 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3500 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3502 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3505 * config/darwin-f.c: New.
3506 * config/t-darwin: Added rule to build darwin-f.o.
3507 * config.gcc: Defined new variable, fortran_target_objs.
3508 (*-*-darwin*): Set fortran_target_objs.
3509 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3510 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3511 * configure: Regenerated.
3513 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3516 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3517 canonical type if needed.
3519 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3521 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3523 2008-05-29 Richard Guenther <rguenther@suse.de>
3525 PR tree-optimization/36343
3526 PR tree-optimization/36346
3527 PR tree-optimization/36347
3528 * tree-flow.h (clobber_what_p_points_to): Declare.
3529 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3530 pointed-to variable is dereferenced is irrelevant to whether
3531 the pointer can access the pointed-to variable.
3532 (clobber_what_p_points_to): New function.
3533 * tree-ssa-alias.c (set_initial_properties): Use it.
3534 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3535 call clobber check for NMTs.
3537 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3539 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
3540 for printing gcov_type.
3542 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3544 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
3545 and the eh region information.
3546 * value-prof.c (gimple_move_stmt_histograms): New function.
3547 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
3549 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
3551 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
3553 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3555 * value-prof.c (tree_ic_transform): Print counts.
3556 * tree-profile.c (tree_gen_ic_func_profiler):
3557 Clear __gcov_indreict_call_callee variable to avoid misattribution
3560 2008-05-28 Rafael Espindola <espindola@google.com>
3562 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3565 2008-05-28 Richard Guenther <rguenther@suse.de>
3567 PR tree-optimization/36339
3568 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3569 and clobbering code out of the loop.
3571 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3573 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3576 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3577 s390_contiguous_bitmask_p, s390_symref_operand_p,
3578 s390_check_symref_alignment, s390_reload_larl_operand,
3579 s390_reload_symref_address): New functions.
3580 (s390_branch_condition_mnemonic): Support compare and branch
3582 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3583 and 'W' constraints.
3584 (s390_secondary_reload): Add secondary reloads for unaligned
3585 symbol refs or symbol refs to floating point or QI/TI mode
3587 (legitimate_address_p): Accept symbol references as addresses.
3588 (s390_expand_insv): Use rotate and insert selected bits
3589 instruction for insv when building for z10.
3590 (print_operand_address): Handle symbol ref addresses.
3591 (print_operand): Output modifier 'c' added for signed byte values.
3592 (s390_encode_section_info): Mark symbol refs with
3593 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3595 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3596 (length attribute): RRF, RRR have 4 byte length.
3597 (FPALL, INTALL): New mode iterators added.
3598 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3599 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3600 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3601 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3602 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3603 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3604 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3605 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3607 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3608 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3609 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3610 reload<INTALL:mode><P:mode>_toreg_z10,
3611 reload<FPALL:mode><P:mode>_tomem_z10,
3612 reload<FPALL:mode><P:mode>_toreg_z10,
3613 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3614 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3615 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3616 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3618 (movmem, clrmem, cmpmem): New splitters added.
3620 * config/s390/predicates.md (larl_operand): Use
3621 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3622 SYMBOL_REF_ALIGN1_P.
3623 (s390_signed_integer_comparison,
3624 s390_unsigned_integer_comparison): New predicates.
3626 * config/s390/s390-protos.h (s390_check_symref_alignment,
3627 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3628 s390_reload_symref_address,
3629 s390_compare_and_branch_condition_mask): Prototypes added.
3631 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3632 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3633 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3635 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3637 * config/s390/s390.c (z10_cost): New cost function for z10.
3638 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3639 (s390_issue_rate): Adjust issue rate for z10.
3640 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3641 (processor_flags): Add PF_Z10.
3642 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3643 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3644 * gcc/config.gcc: Add z10.
3646 2008-05-28 Richard Guenther <rguenther@suse.de>
3648 PR tree-optimization/36291
3649 * tree-flow. h (struct gimple_df): Remove var_anns member.
3650 * tree-flow-inline.h (gimple_var_anns): Remove.
3651 (var_ann): Simplify.
3652 * tree-dfa.c (create_var_ann): Simplify.
3653 (remove_referenced_var): Clear alias info from var_anns of globals.
3654 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3655 (delete_tree_ssa): Clear alias info from var_anns of globals.
3656 Do not free var_anns.
3657 (var_ann_eq): Remove.
3658 (var_ann_hash): Likewise.
3660 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3662 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3663 and loongson2f entries.
3664 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3665 * config/mips/mips.h (processor_type): Add Loongson-2E
3666 and Loongson-2F entries.
3667 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3668 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3669 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3670 * doc/invoke.texi (MIPS Options): Document loongson2e
3671 and loongson2f processor names.
3673 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3677 * config/i386/i386.c (ix86_function_arg_boundary): Use
3678 alignment of canonical type.
3679 (ix86_expand_vector_move): Check unaligned memory access for
3682 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3684 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3685 Moved to the front of file.
3687 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3688 H.J. Lu <hongjiu.lu@intel.com>
3690 * dwarf2out.c (current_fde): New.
3692 (lookup_cfa:): Likewise.
3693 (dwarf2out_end_epilogue): Likewise.
3694 (dwarf2out_note_section_used): Likewise.
3696 2008-05-27 Michael Matz <matz@suse.de>
3699 * c.opt (Wenum-compare): New warning option.
3700 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3702 2008-05-27 Michael Matz <matz@suse.de>
3705 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3707 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3708 into memory as tail calls.
3710 2008-05-27 Richard Guenther <rguenther@suse.de>
3712 PR tree-optimization/36339
3713 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3714 pointers cause all addressable variables to be call clobbered.
3716 2008-05-27 Richard Guenther <rguenther@suse.de>
3718 PR tree-optimization/36245
3719 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3721 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3723 * config/s390/s390.md: Replace all occurences of the 'm'
3724 constraint with 'RT'.
3726 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3728 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3730 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3732 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3733 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3734 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3736 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3738 * reload.c: (find_reloads): Skip alternatives according to the
3739 "enabled" attribute. Constify the constraint variable.
3740 * recog.c (get_attr_enabled): Add default implementation.
3741 (extract_insn): Set the alternative_enabled_p array
3742 in the recog_data struct.
3743 (preprocess_constraints, constrain_operands): Skip
3744 alternatives according to the "enabled" attribute
3745 * recog.h (struct recog_data): New field alternative_enabled_p.
3746 (skip_alternative): New inline function.
3747 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3748 (record_reg_classes): Skip alternative according to the
3749 "enabled" attribute.
3751 * doc/md.texi: Add documention for the "enabled" attribute.
3753 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3755 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3756 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3757 constraint with TARGET_MEM_CONSTRAINT.
3758 * recog.c (asm_operand_ok, preprocess_constraints,
3759 constrain_operands): Likewise.
3760 * regclass.c (record_reg_classes): Likewise.
3761 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3762 * reload1.c (maybe_fix_stack_asms): Likewise.
3763 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3764 * recog.h: Adjust comment.
3765 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3766 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3767 * doc/md.texi: Add a note to description of 'm' constraint.
3768 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3770 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3772 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3773 that the bitfield is of integral type before testing its precision.
3775 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3776 Sa Liu <saliu@de.ibm.com>
3778 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3779 __modti3, __udivti3, __umodti3 and __udivmodti4.
3780 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3781 that implement TImode mul and div functions.
3782 * config/spu/multi3.c: New. Implement __multi3.
3783 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3784 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3787 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3789 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3790 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3791 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3792 tls_sysv_suffix): New mode and mode attribute iterators.
3793 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3794 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3795 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3796 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3797 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3800 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3802 PR tree-optimization/36329
3803 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3804 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3805 * cgraphbuild.c (initialize_inline_failed): Use the latter
3806 macro in lieu of the former.
3807 * ipa-inline.c (cgraph_mark_inline): Likewise.
3808 (cgraph_decide_inlining_of_small_function): Likewise.
3809 (cgraph_decide_inlining): Likewise.
3810 (cgraph_decide_inlining_incrementally): Likewise.
3812 2008-05-26 Tristan Gingold <gingold@adacore.com>
3813 Anatoly Sokolov <aesok@post.ru>
3815 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3816 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3817 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3818 optimization for 'avr6' architecture.
3820 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3823 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3825 2008-05-26 Richard Guenther <rguenther@suse.de>
3827 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3828 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3830 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3833 * caller-save.c (insert_restore): Verify alignment of spill space.
3834 (insert_save): Likewise.
3835 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3836 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3837 (STACK_SLOT_ALIGNMENT): Likewise.
3838 * function.c (LOCAL_ALIGNMENT): Removed.
3839 (get_stack_local_alignment): New.
3840 (assign_stack_local): Use it. Set alignment on stack slot.
3841 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3842 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3843 (STACK_SLOT_ALIGNMENT): New.
3844 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3845 stack slot in XFmode.
3847 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3849 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3852 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3853 argument operand in rax isn't removed.
3855 2008-05-26 Richard Guenther <rguenther@suse.de>
3858 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3859 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3861 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3864 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3866 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3868 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3869 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3871 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3873 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3874 build a trampoline if we don't want one.
3875 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3876 return zero for nested functions if we don't want a trampoline.
3878 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3880 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3882 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3885 * c.opt: Removed undocumented option '-lang-fortran'.
3886 * c-common.h: Removed global variable 'lang_fortran'.
3887 * c-opts.c (c_common_handle_option): Removed code to handle
3888 option '-lang-fortran'. Updated includes.
3889 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3890 definition of '__GFORTRAN__'.
3891 (define__GNUC__): Reimplemented to use BASEVER and
3892 cpp_define_formatted.
3893 (builtin_define_with_value_n): Removed.
3894 * c-incpath.h: Renamed to ...
3895 * incpath.h: ... this.
3896 * c-incpath.c: Renamed to ...
3897 * incpath.c: ... this. Updated includes.
3898 * fix-header.c: Updated includes.
3899 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3900 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3901 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3903 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3905 * tree.h: Update the table of flags used on tree nodes.
3906 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3907 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3908 (FORCED_LABEL): Add access check.
3909 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3910 (ASM_INPUT_P): Likewise.
3911 (ASM_VOLATILE_P): Likewise.
3912 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3913 (OMP_SECTION_LAST): Access private_flag directly.
3914 (OMP_RETURN_NOWAIT): Likewise.
3915 (OMP_PARALLEL_COMBINED): Likewise.
3916 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3917 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3918 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3919 deprecated_flag directly.
3921 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3923 * final.c (frame_pointer_needed): Removed.
3924 * flags.h (frame_pointer_needed): Likewise.
3926 * function.h (rtl_data): Add frame_pointer_needed.
3927 (frame_pointer_needed): New.
3929 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3931 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3933 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3935 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3938 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3940 * c-common.c (strip_array_types): Move function to..
3942 (get_inner_array_type): Delete.
3943 * c-common.h (strip_array_types): Move declaration to..
3945 (get_inner_array_type): Delete.
3946 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3947 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3948 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3949 * config/pa/pa.c (emit_move_sequence): Likewise.
3951 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3953 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3956 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3958 * function.c: Include target hook for nonlocal_goto frame value.
3960 2008-05-24 Richard Guenther <rguenther@suse.de>
3962 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3963 variable can be only accessed through a pointer or a union.
3965 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3967 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3968 * doc/extend.texi: Likewise.
3970 2008-05-23 DJ Delorie <dj@redhat.com>
3972 * config/m32c/jump.md (untyped_call): Add.
3974 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3976 (m32c_address_cost): Detail costs for indirect offsets.
3978 2008-05-23 Rafael Espindola <espindola@google.com>
3980 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3981 if a node is a SUBREG.
3982 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3985 2008-05-23 Paul Brook <paul@codesourcery.com>
3986 Carlos O'Donell <carlos@codesourcery.com>
3988 * doc/extend.texi: Clarify use of __attribute__((naked)).
3989 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3990 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3991 * function.c (use_register_for_decl): Use
3992 targetm.calls.allocate_stack_slots_for_args.
3993 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3994 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3995 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3997 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3999 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
4001 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
4003 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
4004 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
4005 is only rounded once.
4007 2008-05-23 Richard Guenther <rguenther@suse.de>
4009 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
4011 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
4012 Jakub Jelinek <jakub@redhat.com>
4015 * configure.ac: Handle --enable-cld.
4016 * configure: Regenerated.
4017 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
4018 * config/i386/i386.h (struct machine_function): Add needs_cld field.
4019 (ix86_current_function_needs_cld): New define.
4020 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
4021 (cld): New isns pattern.
4022 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
4023 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
4024 * config/i386/i386.opt (mcld): New option.
4025 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
4026 TARGET_CLD and ix86_current_function_needs_cld.
4027 (override_options): Use -mcld by default for 32-bit code if
4030 * doc/install.texi (Options specification): Document --enable-cld.
4031 * doc/invoke.texi (Machine Dependent Options)
4032 [i386 and x86-64 Options]: Add -mcld option.
4033 (Intel 386 and AMD x86-64 Options): Document -mcld option.
4035 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
4036 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
4037 (return_in_memory_64): Likewise.
4038 (return_in_memory_ms_64): Likewise.
4040 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4042 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
4043 * builtins.c (fold_builtin_fpclassify): New.
4044 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
4045 * builtins.def (BUILT_IN_FPCLASSIFY): New.
4046 * c-common.c (handle_type_generic_attribute): Adjust to accept
4047 fixed arguments before an elipsis.
4048 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
4049 * doc/extend.texi: Document __builtin_fpclassify.
4051 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
4053 * omp-low.c (gate_expand_omp_ssa): Remove.
4054 (pass_expand_omp_ssa): Remove.
4055 (gate_expand_omp): Do not check for flag_openmp_ssa.
4056 * common.opt (-fopenmp-ssa): Remove.
4057 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
4059 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
4061 * config/sh/sh.opt (mfixed-range): New option.
4062 * config/sh/sh-protos.h (sh_fix_range): Declare.
4063 * config/sh/sh.c (sh_fix_range): New function.
4064 * config/sh/sh.h (sh_fixed_range_str): Declare.
4065 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
4067 * doc/invoke.texi (SH Options): Document -mfixed-range.
4069 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
4071 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
4072 it before the redeclaration.
4074 2008-05-22 Anatoly Sokolov <aesok@post.ru>
4076 * config/avr/avr.c (get_sequence_length): Add new function.
4077 (expand_prologue, expand_epilogue): Remove duplicate code.
4079 2008-05-22 Rafael Espindola <espindola@google.com>
4081 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
4084 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
4086 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
4087 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
4089 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
4090 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
4091 (vect_update_misalignment_for_peel): Likewise.
4092 (vector_alignment_reachable_p): Likewise.
4093 * tree-vect-transform.c (vectorizable_load): Likewise.
4094 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4095 (get_vectype_for_scalar_type): Pass mode of scalar_type
4096 to UNITS_PER_SIMD_WORD.
4098 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
4099 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
4100 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4101 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4102 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4104 2008-05-22 Ira Rosen <irar@il.ibm.com>
4106 PR tree-optimization/36293
4107 * tree-vect-transform.c (vect_transform_strided_load): Don't check
4108 if the first load must be skipped because of a gap.
4110 2008-05-22 Richard Guenther <rguenther@suse.de>
4112 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
4113 more cases of offset disambiguation that is possible if
4114 strict-aliasing rules apply.
4115 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
4116 for basic offset and type-based disambiguation.
4118 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4120 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
4121 ix86_expand_vector_set on V16QImode for SSE4.1.
4123 2008-05-21 Tom Tromey <tromey@redhat.com>
4125 * c.opt (Wimport): Mark as undocumented.
4126 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4128 (Warning Options): Likewise.
4129 * doc/cppopts.texi: Don't mention -Wimport.
4131 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4133 PR tree-optimization/36287
4134 PR tree-optimization/36286
4135 * lambda-code.c (build_access_matrix): Do not use the loop->num
4136 for computing the number of induction variables: use the loop depth
4139 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
4142 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
4143 option -f(no-)leading-underscore.
4145 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4147 * config/i386/i386.c (ix86_expand_vector_init_general): Use
4148 GET_MODE_NUNITS (mode).
4150 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
4152 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4153 (-mmulhw): Add 464 to description.
4154 (-mdlmzb): Likewise.
4155 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
4156 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
4158 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
4159 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
4160 * config/rs6000/rs6000.md: Update comments for 464.
4162 2008-05-21 Janis Johnson <janis187@us.ibm.com>
4164 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
4166 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4168 * config/i386/sse.md (vec_extractv4sf): Removed.
4169 (vec_extractv2df): Likewise.
4170 (vec_extractv2di): Likewise.
4171 (vec_extractv4si): Likewise.
4172 (vec_extractv8hi): Likewise.
4173 (vec_extractv16qi): Likewise.
4174 (vec_extract<mode>): New.
4176 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4178 * config/i386/sse.md (vec_setv4sf): Removed.
4179 (vec_setv2df): Likewise.
4180 (vec_setv2di): Likewise.
4181 (vec_setv4si): Likewise.
4182 (vec_setv8hi): Likewise.
4183 (vec_setv16qi): Likewise.
4184 (vec_set<mode>): New.
4186 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4188 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
4189 goto for vec_concat and vec_interleave.
4191 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4193 * config/i386/sse.md (vec_initv4sf): Removed.
4194 (vec_initv2df): Likewise.
4195 (vec_initv2di): Likewise.
4196 (vec_initv4si): Likewise.
4197 (vec_initv8hi): Likewise.
4198 (vec_initv16qi): Likewise.
4199 (vec_init<mode>): New.
4201 2008-05-21 Joseph Myers <joseph@codesourcery.com>
4203 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
4205 2008-05-21 Tom Tromey <tromey@redhat.com>
4207 * ggc-zone.c (lookup_page_table_if_allocated): New function.
4208 (zone_find_object_offset): Likewise.
4209 (gt_ggc_m_S): Likewise.
4210 (highest_bit): Likewise.
4211 * ggc-page.c (gt_ggc_m_S): New function.
4212 * stringpool.c (string_stack): Remove.
4213 (init_stringpool): Update.
4214 (ggc_alloc_string): Use ggc_alloc.
4215 (maybe_delete_ident): New function.
4216 (ggc_purge_stringpool): Likewise.
4217 (gt_ggc_m_S): Remove.
4218 * ggc-common.c (ggc_protect_identifiers): New global.
4219 (ggc_mark_roots): Call ggc_purge_stringpool. Use
4220 ggc_protect_identifiers.
4221 * ggc.h (ggc_protect_identifiers): Declare.
4222 (gt_ggc_m_S): Update.
4223 (ggc_purge_stringpool): Declare.
4224 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
4225 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
4227 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4229 2008-05-21 David S. Miller <davem@davemloft.net>
4231 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4234 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4236 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4239 2008-05-20 David Daney <ddaney@avtrex.com>
4241 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4242 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4243 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4244 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4245 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4246 (atomic_hiqi_op): New define_code_iterator.
4247 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4248 mips_expand_compare_and_swap_12.
4249 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4250 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4251 (sync_<optab><mode>, sync_old_<optab><mode>,
4252 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4253 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
4254 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
4255 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
4256 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
4257 (test_and_set_12): New insn.
4258 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
4259 sync_new_<optab><mode>, sync_old_nand<mode>,
4260 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
4261 clobber to operand 0 for SI and DI mode insns.
4262 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
4263 mips_gen_fn_4): New typedefs.
4264 (mips_gen_fn_ptrs): Define new union type.
4265 (mips_expand_compare_and_swap_12): Remove declaration.
4266 (mips_expand_atomic_qihi): Declare function.
4267 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
4268 (mips_expand_atomic_qihi): ... this. Use new generator function
4270 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
4271 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
4272 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
4273 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
4274 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
4275 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
4276 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
4277 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
4278 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
4279 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
4282 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
4284 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
4287 2008-05-20 Anatoly Sokolov <aesok@post.ru>
4289 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
4290 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
4291 (avr_attribute_table): Add 'OS_main' function attribute.
4292 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
4293 functions with 'OS_main' attribute.
4295 2008-05-20 Richard Guenther <rguenther@suse.de>
4297 PR tree-optimization/35204
4298 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
4299 helper, split out from ...
4300 (DFS): ... here. Make the DFS walk non-recursive.
4302 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4303 Jan Sjodin <jan.sjodin@amd.com>
4305 PR tree-optimization/36181
4306 * tree-parloops.c (loop_has_vector_phi_nodes): New.
4307 (parallelize_loops): Don't parallelize when the loop has vector
4310 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4311 Sebastian Pop <sebastian.pop@amd.com>
4313 * tree-loop-linear.c (gather_interchange_stats): Look in the access
4314 matrix, and never look at the tree representation of the memory
4316 (linear_transform_loops): Computes parameters and access matrices.
4317 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
4319 (access_matrix_get_index_for_parameter): New.
4320 * tree-data-ref.h (struct access_matrix): New.
4321 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
4322 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
4323 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
4324 am_vector_index_for_loop): New.
4325 (struct data_reference): Add field access_matrix.
4326 (DR_ACCESS_MATRIX): New.
4327 (compute_data_dependences_for_loop): Update declaration.
4328 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
4329 * lambda.h (lambda_vector_vec_p): Declared.
4330 * lambda-code.c: Depend on pointer-set.h.
4331 (lambda_collect_parameters_from_af, lambda_collect_parameters,
4332 av_for_af_base, av_for_af, build_access_matrix,
4333 lambda_compute_access_matrices): New.
4334 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
4336 2008-05-20 Joseph Myers <joseph@codesourcery.com>
4338 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
4341 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4342 Sebastian Pop <sebastian.pop@amd.com>
4344 PR tree-optimization/36206
4345 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
4347 (instantiate_scev_1): Rename flags to fold_conversions.
4348 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
4349 outeside instantiation_loop.
4350 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
4351 (evolution_function_is_affine_or_constant_p): Removed.
4352 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
4354 (analyze_siv_subscript): Pass in the loop nest number.
4355 Call evolution_function_is_affine_in_loop instead of
4356 evolution_function_is_affine_p.
4357 (analyze_overlapping_iterations): Pass in the loop nest number.
4359 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4360 Sebastian Pop <sebastian.pop@amd.com>
4362 PR tree-optimization/36206
4363 * tree-chrec.h (chrec_fold_op): New.
4364 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4367 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4369 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4371 (remove_duplicates): Do not set inode on non-inode systems.
4374 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4376 * config.gcc (tm_file): Update comments about relative pathnames.
4378 2008-05-20 Richard Guenther <rguenther@suse.de>
4380 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4381 * tree-ssa-sccvn.c (process_scc): Likewise.
4382 * tree-ssa-sink.c (execute_sink_code): Likewise.
4383 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4384 * tree-vrp.c (process_assert_insertions): Likewise.
4385 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4386 (perform_tree_ssa_dce): Likewise.
4387 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4388 (dump_dominator_optimization_stats): Likewise.
4389 * tree-vectorizer.c (vectorize_loops): Likewise.
4391 2008-05-20 Richard Guenther <rguenther@suse.de>
4393 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4395 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4397 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4398 (ix86_i386elf_return_in_memory): Likewise.
4399 (ix86_i386interix_return_in_memory): Likewise.
4400 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4401 (SUBTARGET_RETURN_IN_MEMORY): New.
4402 * config/i386/i386elf.h: Likewise.
4403 * config/i386/ptx4-i.h: Likewise.
4404 * config/i386/sol2-10.h: Likewise.
4405 * config/i386/sysv4.h: Likewise.
4406 * config/i386/vx-common.h: Likewise.
4407 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4408 * config/i386/i386.c (ix86_return_in_memory): Made static and
4409 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4410 (ix86_i386elf_return_in_memory): Removed.
4411 (ix86_i386interix_return_in_memory): Removed.
4412 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4413 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4415 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4417 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4419 2008-05-19 Xinliang David Li <davidxl@google.com>
4421 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4423 * common.opt: Ditto.
4424 * doc/invoke.texi: Ditto.
4426 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4428 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4429 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4431 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4433 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4434 sizes of operand array from 8/4 to 4/2.
4435 (ix86_expand_vector_init_general): Change size of operand array
4436 from 32 to 16. Remove op0, op1 and half_mode.
4438 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4440 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4441 (ix86_expand_vector_init_interleave): Likewise.
4442 (ix86_expand_vector_init_general): Use them. Assert
4443 word_mode == SImode when n_words == 4.
4445 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4447 * config/i386/i386.c (ix86_secondary_reload): New static function.
4448 (TARGET_SECONDARY_RELOAD): New define.
4449 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4450 * config/i386/i386.md (reload_outqi): Remove.
4452 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4455 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4456 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4457 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4458 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4459 (fold_builtin_1): Likewise.
4460 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4461 c-common.c (check_builtin_function_arguments): Handle
4462 BUILT_IN_ISINF_SIGN.
4463 * doc/extend.texi: Document __builtin_isinf_sign.
4464 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4466 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4468 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4469 EH cleanup at the end of the pass, search for those that have been
4470 turned into forwarder blocks and do the cleanup on their successor.
4472 2008-05-18 Richard Guenther <rguenther@suse.de>
4474 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4475 pointers to sizetype and vice versa.
4477 2008-05-18 Xinliang David Li <davidxl@google.com>
4479 * gcc/tree-ssa-dce.c: Coding style fix.
4480 (check_pow): Documentation comment.
4481 (check_log): Documenation comment. Coding style fix.
4482 (is_unnecessary_except_errno_call): Ditto.
4483 (gen_conditions_for_pow): Ditto.
4484 (gen_conditions_for_log): Ditto.
4485 (gen_shrink_wrap_conditions): Ditto.
4486 (shrink_wrap_one_built_in_calls): Ditto.
4487 * gcc/doc/invoke.texi: Better documentation string.
4488 * ChangeLog: Fix wrong change log entries from
4489 May 17 checkin on function call DCE.
4491 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4493 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4495 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4497 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4498 * df-problems.c (simulation routines): Fixed block comment to
4499 properly say how to add forwards scanning functions.
4501 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4503 * tree-inline.c (setup_one_parameter): Remove dead code.
4505 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4507 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4508 a BIT_AND_EXPR only for an INTEGER_TYPE.
4510 2008-05-17 Xinliang David Li <davidxl@google.com>
4512 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4513 (check_pow, check_log, is_unnecessary_except_errno_call): New
4514 functions to check for eliminating math functions that are pure
4515 except for setting errno.
4516 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4517 general condition expressions for shrink-wrapping pow/log calls.
4518 (gen_shrink_wrap_conditions): Ditto.
4519 (shrink_wrap_one_built_in_call): Ditto.
4520 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4521 (mark_operand_necessary): If debugging, output if OP is necessary.
4522 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4524 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4526 * gcc/common.opt: New user flag -ftree-builtin-dce.
4527 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4529 2008-05-16 David S. Miller <davem@davemloft.net>
4531 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4532 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4534 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
4537 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
4539 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4541 * ifcvt.c (dead_or_predicable): Rename
4542 df_simulate_one_insn_backwards to df_simulate_one_insn.
4543 * recog.c (peephole2_optimize): Ditto.
4544 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
4546 * df.h: Rename df_simulate_one_insn_backwards to
4547 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
4548 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
4549 scanning of defs and uses.
4550 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
4551 (df_simulate_one_insn_forwards): Removed.
4553 2008-05-16 Doug Kwan <dougkwan@google.com>
4555 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
4557 (real_from_string): Handle NaNs and Inf as approriate.
4559 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4561 * doc/gty.texi (Source Files Containing Type Information): Note
4562 that headers should appear first in the gtfiles list.
4564 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4566 * tree.def (COND_EXEC): Properly documented this code.
4568 2008-05-16 Diego Novillo <dnovillo@google.com>
4570 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4571 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4574 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4576 * tree-ssa-dse (max_stmt_uid): Removed.
4577 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4578 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4579 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4580 * function.h (cfun.last_stmt_uid): New field.
4581 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4582 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4584 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4585 (create_stmt_ann): Initialize the ann->uid field.
4586 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4588 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4590 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4592 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4593 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4594 (init_empty_tree_cfg): Call it.
4596 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4598 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4601 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4603 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4604 * tree-dump.c (dump_options): New verbose option.
4605 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4607 * tree-pass.h (TDF_VERBOSE): New dump flag.
4608 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4609 (tree-flow.h): Added include.
4610 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4612 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4614 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4616 From Jie Zhang <jie.zhang@analog.com>
4617 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4618 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4619 mcpu=bf561-none and mcpu=bf561-0.2.
4620 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4621 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4622 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4623 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4624 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4625 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4626 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4628 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4629 (cputype_selected): Remove.
4630 (bfin_handle_option): Don't use cputype_selected.
4631 (override_options): When no mcpu option, enable all workarounds.
4632 Don't use bfin_workarounds.
4633 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4635 (DEFAULT_CPU_TYPE): Don't define.
4637 2008-05-16 Richard Guenther <rguenther@suse.de>
4639 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4640 on deletion of the last stmt.
4642 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4644 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4645 V8HImode for SSE2 and V16QImode for SSE4.1.
4647 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4649 * cgraph.h (compute_inline_parameters): Made public.
4650 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4651 variable_generate_summary, function_write_summary,
4652 variable_write_summary, variable_read_summary. Added generate_summary,
4653 write_summary, read_summary.
4654 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4655 pass_ipa_inline.function_generate_summary, to
4656 compute_inline_parameters.
4657 * ipa-inline.c (compute_inline_parameters): Made public and added
4659 (compute_inline_parameters_for_current): New function.
4660 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4661 (inline_generate_summary): Removed parameter and made to loop over
4663 (pass_ipa_inline): Updated for new IPA_PASS structure.
4664 * passes.c (execute_ipa_summary_passes): Now is called once per
4665 pass rather than once per node*pass.
4667 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4669 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4670 avr_have_mul_p, avr_asm_only_p): Remove variables.
4671 (avr_override_options): Remove initialization of removed variables.
4672 (avr_file_start): Convert removed variables to fields of
4673 'struct base_arch_s *avr_current_arch'.
4674 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4675 (AVR_HAVE_MUL): (Ditto.).
4676 (AVR_HAVE_MOVW): (Ditto.).
4677 (AVR_HAVE_LPMX): (Ditto.).
4678 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4679 avr_asm_only_p): Remove declaration.
4681 2008-05-15 Diego Novillo <dnovillo@google.com>
4683 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4684 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4686 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4689 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4690 Don't call record_truncated_value from here.
4691 (record_truncated_value): Turn it into a for_each_rtx callback.
4692 (record_truncated_values): New function.
4693 (combine_instructions): Call note_uses with record_truncated_values.
4694 Change name of check_conversion to check_promoted_subreg.
4696 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4698 * doc/sourcebuild.texi: Document support for torture tests.
4700 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4702 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4703 to alternative 4 of operand 2.
4705 2008-05-15 Richard Guenther <rguenther@suse.de>
4707 * tree-pass.h (current_pass): Declare.
4708 (get_pass_for_id): Likewise.
4709 * passes.c (passes_by_id, passes_by_id_size): New globals.
4710 (set_pass_for_id): New function.
4711 (get_pass_for_id): Likewise.
4712 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4713 (execute_function_todo): Flush per function statistics.
4714 * toplev.c (compile_file): Init statistics.
4715 (general_init): Do early statistics initialization.
4716 (finalize): Finish statistics.
4717 * statistics.h (statistics_early_init): Declare.
4718 (statistics_init): Likewise.
4719 (statistics_fini): Likewise.
4720 (statistics_fini_pass): Likewise.
4721 (statistics_counter_event): Likewise.
4722 (statistics_histogram_event): Likewise.
4723 * statistics.c: New file.
4724 * Makefile.in (OBJS-common): Add statistics.o.
4725 (statistics.o): Add dependencies.
4726 * doc/invoke.texi (-fdump-statistics): Document.
4728 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4730 (execute_pre): Use statistics_counter_event.
4731 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4732 (substitute_and_fold): Increment it. Use statistics_counter_event.
4734 2008-05-15 Diego Novillo <dnovillo@google.com>
4736 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4738 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4739 * tree-ssa-alias.c (new_type_alias): Remove references to
4740 sub-variables from comment.
4741 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4743 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4745 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4746 attribute to 1 only for insertps alternative.
4748 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4750 * config/bfin/bfin.md (loadbytes): New pattern.
4751 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4752 (bfin_init_builtins): Initialize it.
4753 (bdesc_1arg): Add it.
4755 2008-05-15 Sa Liu <saliu@de.ibm.com>
4757 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4758 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4759 * testsuite/lib/target-supports.exp: Add
4760 check_effective_target_fortran_integer_16.
4762 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4764 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4765 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4766 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4767 (TARGET_RETURN_IN_MEMORY): Define.
4769 2008-05-15 Richard Guenther <rguenther@suse.de>
4772 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4773 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4774 represent unmodifiable vars.
4776 2008-05-15 Richard Guenther <rguenther@suse.de>
4778 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4779 INDIRECT_REF and TARGET_MEM_REF.
4780 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4783 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4784 H.J. Lu <hongjiu.lu@intel.com>
4786 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4787 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4788 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4789 insn alternatives. Add missing alternatives.
4790 (*vec_concatv2di_rex64_sse4_1): Likewise.
4791 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4792 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4795 2008-05-15 Richard Guenther <rguenther@suse.de>
4797 PR tree-optimization/36009
4798 PR tree-optimization/36204
4799 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4800 (determine_invariantness_stmt): Record the loop a store is
4802 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4805 2008-05-15 Richard Guenther <rguenther@suse.de>
4807 PR tree-optimization/34330
4808 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4809 through the pointer will alias the SMT.
4811 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4813 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4815 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4817 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4819 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4820 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4822 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4823 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4824 (vashl_optab): New optab for vector/vector shifts.
4825 (vashr_optab): Ditto.
4826 (vlshr_optab): Ditto.
4827 (vrotl_optab): Ditto.
4828 (vrotr_optab): Ditto.
4829 (optab_subtype): New enum for optab_for_tree_code call.
4830 (optab_for_tree_code): Add enum optab_subtype argument.
4832 * optabs.c (optab_for_tree_code): Take an additional argument to
4833 distinguish between a vector shift by a scalar and vector shift by
4834 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4835 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4836 vector shift by a vector.
4837 (expand_widen_pattern_expr): Pass additional argument to
4838 optab_for_tree_code.
4840 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4841 vrotl_optab, vrotr_optab.
4843 * expr.c (expand_expr_real_1): Update calls to
4844 optab_for_tree_code to distinguish between vector shifted by a
4845 scalar and vector shifted by a vector.
4846 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4847 (supportable_narrowing_operation): Ditto.
4848 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4849 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4850 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4851 (vect_create_epilog_for_reduction): Ditto.
4852 (vectorizable_reduction): Ditto.
4853 (vectorizable_operation): Ditto.
4854 (vect_strided_store_supported): Ditto.
4855 (vect_strided_load_supported): Ditto.
4856 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4857 * expmed.c (expand_shift): Ditto.
4859 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4861 (ashr@var{m}3): Ditto.
4862 (vashl@var{m}3): Document new vector/vector shift standard name.
4863 (vashr@var{m}3): Ditto.
4864 (vlshr@var{m}3): Ditto.
4865 (vrotl@var{m}3): Ditto.
4866 (vrotr@var{m}3): Ditto.
4868 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4869 (PPERM_INVERT): Ditto.
4870 (PPERM_REVERSE): Ditto.
4871 (PPERM_REV_INV): Ditto.
4872 (PPERM_ZERO): Ditto.
4873 (PPERM_ONES): Ditto.
4874 (PPERM_SIGN): Ditto.
4875 (PPERM_INV_SIGN): Ditto.
4876 (PPERM_SRC1): Ditto.
4877 (PPERM_SRC2): Ditto.
4879 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4880 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4881 allows a memory operand to be the value being added, and split it
4882 to improve vectorization.
4883 (sse5_pmacsdqh_mem): Ditto.
4884 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4885 (sse5_mulv2div2di3_high): Ditto.
4886 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4887 (vec_pack_trunc_v4si): Ditto.
4888 (vec_pack_trunc_v2di): Ditto.
4889 (sse5_pcmov_<mode>): Remove code that tried to use use
4890 andps/andnps instead of pcmov.
4891 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4892 pmacsdqh instructions.
4893 (vec_widen_smult_lo_v4si): Ditto.
4895 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4896 (PPERM_INVERT): Ditto.
4897 (PPERM_REVERSE): Ditto.
4898 (PPERM_REV_INV): Ditto.
4899 (PPERM_ZERO): Ditto.
4900 (PPERM_ONES): Ditto.
4901 (PPERM_SIGN): Ditto.
4902 (PPERM_INV_SIGN): Ditto.
4903 (PPERM_SRC1): Ditto.
4904 (PPERM_SRC2): Ditto.
4905 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4907 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4909 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4910 says ignore whether the last reference is a memory operand.
4912 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4913 Paolo Bonzini <bonzini at gnu dot org>
4915 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4918 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4919 (vlshr<mode>3): Rename from vlshr<mode>3.
4920 (vashr<mode>3): Rename from vashr<mode>3.
4921 (mulv4sf3): Change the names of vector shift patterns.
4925 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4928 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4953 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4954 (floatunssidf2_internal): Change vector/vector shift names.
4955 (floatunsdidf2_internal): Ditto.
4962 (vashl<mode>3): Rename from ashl<mode>3.
4963 (vashr<mode>3): Rename from ashr<mode>3.
4964 (vlshr<mode>3): Rename from lshr<mode>3.
4965 (vrotl<mode>3): Rename from rotl<mode>3.
4967 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4970 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4971 multiply gives the wrong value when doing widening multiplies.
4972 (vec_widen_smult_lo_v4si): Ditto.
4974 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4976 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4977 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4978 emit_library_call_value.
4979 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4980 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4981 * calls.c (initialize_argument_information, precompute_arguments,
4982 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4983 (precompute_arguments): Removed flags parameter.
4984 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4986 2008-05-14 Richard Guenther <rguenther@suse.de>
4988 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4989 Make sure to register the store if the use is a PHI_NODE.
4991 2008-05-14 Olivier Hainque <hainque@adacore.com>
4993 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4994 memory if the component is to be referenced in BLKmode according
4995 to get_inner_reference.
4997 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4999 * calls.c (emit_library_call_value_1): Restore code clearing
5000 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
5002 2008-05-14 Olivier Hainque <hainque@adacore.com>
5003 Nicolas Roche <roche@adacore.com>
5005 * configure.ac: Add support for a "gcc_subdir" variable in
5006 config-lang.in, to denote a subdirectory where the language/GCC
5007 integration files are to be found.
5008 * configure: Regenerate.
5010 2008-05-14 Ira Rosen <irar@il.ibm.com>
5012 PR tree-optimization/36098
5013 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
5014 value for the first load in the group in case of a gap.
5015 (vect_build_slp_tree): Check that there are no gaps in loads.
5017 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5019 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
5020 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
5021 expand_copysign_bit, ): Change call to emit_no_conflict_block to
5022 emit_insn and remove unneeded code to construct extra args.
5023 (emit_no_conflict_block): Removed.
5024 * optabls.h: (emit_no_conflict_block): Removed.
5025 * cse.c (cse_extended_basic_block): Remove search for
5026 REG_NO_CONFLICT note.
5027 * global.c: Removed incorrect comment added in revision 117.
5028 * expr.c (convert_move): Change call to emit_no_conflict_block to
5030 * recog.c: Change comments so that they do not mention
5032 * local_alloc.c (combine_regs): Removed last parameter.
5033 (no_conflict_p): Removed.
5034 (block_alloc): Removed note, no_conflict_combined_regno and set
5035 local vars. Removed all code to process REG_NO_CONFLICT blocks.
5036 (combine_regs): Removed already_dead and code to look for
5037 REG_NO_CONFLICT notes.
5038 * lower_subreg (remove_retval_note): Removed code to look for
5039 REG_NO_CONFLICT block.
5040 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
5041 (resolve_clobber): Remove code to process libcalls that have
5042 REG_NO_CONFLICT notes.
5043 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
5045 * combine.c (can_combine_p, distribute_notes): Removed
5046 REG_NO_CONFLICT case.
5047 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
5049 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
5050 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
5052 * reg-notes.def (NO_CONFLICT): Removed.
5054 2008-05-14 David S. Miller <davem@davemloft.net>
5056 * config/sparc/sparc.c (sparc_profile_hook): If
5057 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
5058 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
5059 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5061 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
5063 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
5065 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
5068 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
5069 and op1 expansion before vector concat to have less live pseudos.
5071 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
5073 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5074 ix86_expand_vector_set if supported.
5076 2008-05-13 Diego Novillo <dnovillo@google.com>
5077 Kenneth Zadeck <zadeck@naturalbridge.com>
5079 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
5081 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
5082 phinodes_print_statistics, init_ssanames, fini_ssanames,
5083 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
5084 release_ssa_name, release_defs, replace_ssa_name_symbol,
5085 ssanames_print_statistics): Move ...
5086 * tree-flow.h: ... here.
5087 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
5088 Use FN instead of cfun.
5089 (make_ssa_name_fn): Rename from make_ssa_name.
5090 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
5091 * tree-flow-inline.h (make_ssa_name): Move from
5092 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
5093 * omp-low.c (expand_omp_parallel):
5094 * tree-flow-inline.h (redirect_edge_var_map_result):
5095 * tree-ssa.c (init_tree_ssa): Add argument FN.
5096 Use it instead of cfun. Update all users.
5098 2008-05-13 Tom Tromey <tromey@redhat.com>
5100 PR preprocessor/22168:
5101 * doc/cpp.texi (Top): Update menu.
5102 (Alternatives to Wrapper #ifndef): New node.
5103 (Other Directives): Document deprecation.
5104 (Obsolete Features): Remove menu.
5105 (Assertions): Merge node into Obsolete Features.
5106 (Obsolete once-only headers): Move earlier; rename to Alternatives
5108 * doc/cppopts.texi: Update.
5109 * c.opt (Wdeprecated): Enable for C and ObjC.
5110 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
5111 (C++ Dialect Options): Move -Wno-deprecated from here to...
5112 (Warning Options): ... here.
5114 2008-05-13 Richard Guenther <rguenther@suse.de>
5117 * fold-const.c (fold_sign_changed_comparison): Do not allow
5118 changes in pointer-ness.
5120 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5123 * config/sh/sh.c (sh_expand_prologue): Don't clear
5124 RTX_FRAME_RELATED_P for push insns.
5126 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5128 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5130 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5132 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5133 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5134 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5136 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
5138 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
5139 (*vec_concatv4sf_sse): This.
5140 (*sse2_concatv2si): Renamed to ...
5141 (*vec_concatv2si_sse2): This.
5142 (*sse1_concatv2si): Renamed to ...
5143 (*vec_concatv2si_sse): This.
5144 (*vec_concatv2di_rex): Renamed to ...
5145 (*vec_concatv2di_rex64): This.
5146 (*vec_concatv2si_sse4_1): New.
5147 (*vec_concatv2di_rex64_sse4_1): Likewise.
5149 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
5151 PR rtl-optimization/36111
5152 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
5153 that was created for swappable operands.
5155 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
5158 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5159 * configure.ac: Add call to ACX_PROG_GNAT.
5161 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
5163 * optc-gen.awk: Fix comment typo.
5165 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5167 * pretty-print.c (pp_integer_with_precision): Use
5168 HOST_LONG_LONG_FORMAT.
5170 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
5172 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
5174 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
5176 * config/i386/i386.c (bdesc_ptest): Removed.
5177 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
5178 (bdesc_args): Add __builtin_ia32_ptestz128,
5179 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
5180 (ix86_init_mmx_sse_builtins): Updated.
5181 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
5182 (ix86_expand_builtin): Updated.
5184 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
5186 * tree-cfg.c (valid_fixed_convert_types_p): New function.
5187 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
5189 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
5191 * value-prof.c (interesting_stringop_to_profile): Do not
5192 return early for BUILT_IN_MEMPCPY.
5194 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
5196 * calls.c (expand_call): Don't use callgraph to increase
5197 preferred_stack_boundary.
5199 * cgraph.h (cgraph_rtl_info): Use unsigned on
5200 preferred_incoming_stack_boundary.
5202 * final.c (rest_of_clean_state): Use unsigned on
5203 preferred_stack_boundary.
5205 2008-05-09 Tom Tromey <tromey@redhat.com>
5207 PR preprocessor/22231:
5208 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
5211 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
5213 PR tree-optimization/36129
5214 * tree-ssa-ccp.c: Include value-prof.h.
5215 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
5216 built-in function was folded to a constant.
5217 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
5219 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
5220 Sebastian Pop <sebastian.pop@amd.com>
5222 * tree-scalar-evolution.c: Document instantiate_scev.
5223 (instantiate_parameters_1): Renamed instantiate_scev_1.
5224 Don't use the same loop for instantiation_loop and evolution_loop.
5225 (instantiate_scev): New.
5226 (instantiate_parameters): Moved...
5227 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5228 same loop twice. Maintains the semantics for this function.
5229 * tree-scalar-evolution.h (instantiate_scev): Declare.
5230 (instantiate_parameters): ...here. Now static inline.
5231 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5232 instead of resolve_mixers.
5234 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5236 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5238 2008-05-09 Tomas Bily <tbily@suse.cz>
5240 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5241 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5242 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5243 * c-common.c (c_common_truthvalue_conversion): Likewise.
5244 * tree-object-size.c (compute_object_offset): Likewise.
5245 * tree-inline.c (estimate_num_insns_1): Likewise.
5246 * varasm.c (const_hash_1, compare_constant, copy_constant)
5247 (compute_reloc_for_constant, output_addressed_constants)
5248 (initializer_constant_valid_p): Likewise.
5249 * c-omp.c (check_omp_for_incr_expr): Likewise.
5250 * gimplify.c (gimplify_expr): Likewise.
5251 * c-typeck.c (c_finish_return): Likewise.
5252 * tree-vectorizer.c (supportable_widening_operation)
5253 (supportable_narrowing_operation): Likewise.
5254 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
5255 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
5256 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5257 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
5258 (descr_info_loc): Likewise.
5259 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5260 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
5261 (fold_unary): Likewise.
5262 * builtins.c (get_pointer_alignment): Likewise.
5263 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
5264 (instantiate_parameters_1): Likewise.
5265 * tree.c (expr_align, stabilize_reference): Likewise.
5266 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
5267 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5268 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
5269 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5270 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
5271 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
5273 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
5274 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
5275 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5276 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
5277 (forward_propagate_comparison)
5278 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5279 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
5280 * emit-rtl.c (component_ref_for_mem_expr)
5281 (set_mem_attributes_minus_bitpos): Likewise.
5282 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5283 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
5285 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
5286 (build_function_call, pointer_diff, build_compound_expr)
5287 (c_finish_return): Likewise.
5288 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
5289 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
5291 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
5292 * expr.c (is_aligning_offset): Likewise.
5293 * tree-ssa-alias.c (is_escape_site): Likewise.
5294 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
5295 (check_all_va_list_escapes): Likewise.
5296 * tree-ssa-loop-ivopts.c (determine_base_object)
5297 (determine_common_wider_type): Likewise.
5298 * dojump.c (do_jump): Likewise.
5299 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
5300 * tree-gimple.c (is_gimple_cast): Likewise.
5301 * fold-const.c (decode_field_reference, )
5302 (fold_sign_changed_comparison, fold_unary, fold_comparison)
5303 (fold_binary): Likewise.
5304 * tree-ssa-alias-warnings.c (find_alias_site_helper)
5305 (already_warned_in_frontend_p): Likewise.
5306 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
5307 * tree.c (really_constant_p, get_unwidened): Likewise.
5308 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5309 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5310 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
5312 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
5314 (CONVERT_EXPR_P): Define.
5315 (CASE_CONVERT): Define.
5317 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5320 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
5321 (delete_unmarked_insns): When deleting a call, call
5322 delete_unreachable_blocks.
5323 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5324 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
5326 2008-05-08 Richard Guenther <rguenther@suse.de>
5328 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
5329 (-ftree-salias): Likewise.
5330 (salias-max-implicit-fields): Remove param documentation.
5331 (salias-max-array-elements): Likewise.
5332 * tree-pass.h (pass_create_structure_vars): Remove.
5333 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5334 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5335 * tree-ssa-alias.c (create_structure_vars): Remove.
5336 (gate_structure_vars): Likewise.
5337 (pass_create_structure_vars): Likewise.
5338 (gate_build_alias): Likewise.
5339 (pass_build_alias): Adjust to run always and dump the function.
5340 * common.opt (ftree-salias): Hide.
5341 * passes.c (init_optimization_passes): Remove
5342 pass_create_structure_vars, adjust comment.
5343 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5344 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5345 * opts.c (decode_options): Do not set flag_tree_salias.
5346 (common_handle_option): Add OPT_ftree_salias to the backward
5347 compatibility section.
5349 2008-05-08 Richard Guenther <rguenther@suse.de>
5351 * tree-flow-inline.h (var_can_have_subvars): Move ...
5352 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
5353 * tree-flow.h (var_can_have_subvars): Remove.
5354 (push_fields_onto_fieldstack): Remove.
5355 (sort_fieldstack): Likewise.
5356 (struct fieldoff): Move ...
5357 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
5358 alias_set and base_for_components fields.
5359 (sort_fieldstack): Make static.
5360 (push_fields_onto_fieldstack): Likewise. Remove code that
5361 handles anything but RECORD_TYPEs. Remove alias_set and
5362 base_for_components handling.
5363 (create_variable_info_for): Adjust.
5365 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5367 * common.opt (Wframe-larger-than=): Shorten the help message
5369 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5371 2008-05-08 Rafael Espindola <espindola@google.com>
5373 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5375 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5376 trap and that both operands are gimple values.
5377 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5378 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5381 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5383 * read-rtl.c (join_c_conditions): Return the first string if the
5384 two strings are equal.
5386 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5388 * gensupport.h (pred_data): Add a "num_codes" field.
5389 (add_predicate_code): Declare.
5390 * gensupport.c (add_predicate_code): New function.
5391 (std_pred_table): Add an "allows_const_p" field.
5392 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5393 Remove the (incomplete) list of such codes from the codes field.
5394 (init_predicate_table): Use add_predicate_code. Add all
5395 RTX_CONST_OBJs if allows_const_p is true.
5396 * genrecog.c (process_define_predicate): Use add_predicate_code.
5398 2008-05-08 David Daney <ddaney@avtrex.com>
5399 Richard Sandiford <rsandifo@nildram.co.uk>
5401 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5402 special case of constant zero operands.
5403 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5404 old and new values. Special case constant zero values.
5405 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5407 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5408 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5410 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5413 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5414 similar RTX_CONST_OBJ before CONST_INT.
5416 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5418 * stmt.c (expand_stack_restore): Change sa mode if needed.
5420 2008-05-08 Richard Guenther <rguenther@suse.de>
5422 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5423 return type to bool.
5424 (ix86_sol10_return_in_memory): Likewise.
5425 (ix86_i386elf_return_in_memory): Likewise.
5426 (ix86_i386interix_return_in_memory): Likewise.
5427 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5428 (ix86_sol10_return_in_memory): Likewise.
5429 (ix86_i386elf_return_in_memory): Likewise.
5430 (ix86_i386interix_return_in_memory): Likewise.
5432 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5435 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5437 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5438 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5441 2008-05-08 Richard Guenther <rguenther@suse.de>
5443 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5444 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5445 (DR_SUBVARS): Remove.
5446 * tree-dfa.c (dump_subvars_for): Remove.
5447 (debug_subvars_for): Likewise.
5448 (dump_variable): Do not dump subvars.
5449 (remove_referenced_var): Do not remove subvars.
5450 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5451 (lookup_subvars_for_var): Remove.
5452 (get_subvars_for_var): Likewise.
5453 (get_subvars_at): Likewise.
5454 (get_first_overlapping_subvar): Likewise.
5455 (overlap_subvar): Likewise.
5456 * tree-flow.h (subvar_t): Remove.
5457 (struct var_ann_d): Remove subvars field.
5458 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5459 argument. Remove special handling of SFTs.
5460 (compute_tag_properties): Likewise.
5461 (set_initial_properties): Likewise.
5462 (compute_call_clobbered): Likewise.
5463 (count_mem_refs): Likewise.
5464 (compute_memory_partitions): Likewise.
5465 (compute_flow_insensitive_aliasing): Likewise.
5466 (setup_pointers_and_addressables): Likewise.
5467 (new_type_alias): Likewise.
5468 (struct used_part): Remove.
5469 (used_portions): Likewise.
5470 (struct used_part_map): Likewise.
5471 (used_part_map_eq): Likewise.
5472 (used_part_map_hash): Likewise.
5473 (free_used_part_map): Likewise.
5474 (up_lookup): Likewise.
5475 (up_insert): Likewise.
5476 (get_or_create_used_part_for): Likewise.
5477 (create_sft): Likewise.
5478 (create_overlap_variables_for): Likewise.
5479 (find_used_portions): Likewise.
5480 (create_structure_vars): Likewise.
5481 * tree.def (STRUCT_FIELD_TAG): Remove.
5482 * tree.h (MTAG_P): Adjust.
5483 (struct tree_memory_tag): Remove base_for_components and
5484 unpartitionable flags.
5485 (struct tree_struct_field_tag): Remove.
5486 (SFT_PARENT_VAR): Likewise.
5487 (SFT_OFFSET): Likewise.
5488 (SFT_SIZE): Likewise.
5489 (SFT_NONADDRESSABLE_P): Likewise.
5490 (SFT_ALIAS_SET): Likewise.
5491 (SFT_UNPARTITIONABLE_P): Likewise.
5492 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5493 (union tree_node): Remove sft field.
5494 * alias.c (get_alias_set): Remove special handling of SFTs.
5495 * print-tree.c (print_node): Remove handling of SFTs.
5496 * tree-dump.c (dequeue_and_dump): Likewise.
5497 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5498 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5499 * tree-predcom.c (set_alias_info): Do not set subvars.
5500 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5501 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5502 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5503 (add_vars_for_offset): Remove.
5504 (add_virtual_operand): Remove special handling of SFTs.
5505 (add_call_clobber_ops): Likewise.
5506 (add_call_read_ops): Likewise.
5507 (get_asm_expr_operands): Likewise.
5508 (get_modify_stmt_operands): Likewise.
5509 (get_expr_operands): Likewise.
5510 (add_to_addressable_set): Likewise.
5511 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5512 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5513 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5514 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5515 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5516 (tree_node_structure): Likewise.
5517 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5519 (find_what_p_points_to): Likewise.
5521 2008-05-08 Sa Liu <saliu@de.ibm.com>
5523 * config/spu/spu.md: Fixed subti3 pattern.
5525 2008-05-08 Richard Guenther <rguenther@suse.de>
5528 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5529 sure to create a representative for trailing arrays for PTA.
5531 2008-05-08 Richard Guenther <rguenther@suse.de>
5534 * fold-const.c (operand_equal_p): Two objects which types
5535 differ in pointerness are not equal.
5537 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5539 * calls.c (compute_argument_block_size): Add argument tree fndecl.
5540 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5541 (emit_library_call_value_1): Add new variable fndecl initialized by
5542 NULL_TREE. It should be the decl type of orgfun, but this information
5543 seems not to be available here, so it uses the default calling abi.
5544 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
5545 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
5546 by TARGET_RETURN_IN_MEMORY.
5547 * config/i386/i386-interix.h: Likewise.
5548 * config/i386/i386.h: Likewise.
5549 * config/i386/i386elf.h: Likewise.
5550 * config/i386/ptx4-i.h: Likewise.
5551 * config/i386/sol2-10.h: Likewise.
5552 * config/i386/sysv4.h: Likewise.
5553 * config/i386/vx-common.h: Likewise.
5554 * config/cris/cris.h: Removed #if 0 clause.
5555 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
5556 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5558 (ix86_sol10_return_in_memory): Likewise.
5559 (ix86_i386elf_return_in_memory): New.
5560 (ix86_i386interix_return_in_memory): New.
5561 * config/mt/mt-protos.h (mt_return_in_memory): New.
5562 * config/mt/mt.c: Likewise.
5563 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5564 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5565 * config/bfin/bfin.h: Likewise.
5566 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5568 * config/bfin/bfin.c: Likewise.
5569 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5570 * config/alpha/unicosmk.h: Likewise.
5571 * config/i386/cygming.h: Likewise.
5572 * config/iq2000/iq2000.h: Likewise.
5573 * config/mips/mips.h: Likewise.
5574 * config/mn10300/mn10300.h: Likewise.
5575 * config/rs6000/rs6000.h: Likewise.
5576 * config/score/score.h: Likewise.
5577 * config/spu/spu.h: Likewise.
5578 * config/v850/v850.h: Likewise.
5579 * defaults.h: Likewise.
5580 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5581 * expr.c (emit_block_move): Adjust use of
5582 OUTGOING_REG_PARM_STACK_SPACE.
5583 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5584 OUTGOING_REG_PARM_STACK_SPACE.
5585 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5587 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5589 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5590 on OMP_RETURN for OMP_FOR.
5593 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5594 (fortran_common): New function.
5595 (gen_variable_die): Call fortran_common instead of common_check,
5596 adjust for it returning tree instead of rtx. Formatting.
5598 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5602 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5603 * c-decl.c (merge_decls): Ditto.
5604 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5605 to RTL_CONST_OR_PURE_CALL_P.
5606 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5607 Initialized DECL_LOOPING_CONST_PURE.
5608 (process_call_operands): Set tree_side_effects properly.
5609 * tree.h (TREE_READONLY_DECL_P): Removed.
5610 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5611 (DECL_LOOPING_OR_CONST_P): New macro.
5612 (struct tree_function_decl): Added looping_const_or_pure_p.
5614 (ECF_LOOPING_OR_CONST_P): New macro.
5615 * rtlanal.c (pure_const_p): Removed.
5616 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5617 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5618 to RTL_CONST_CALL_P.
5619 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5620 (check_decl, check_tree, check_call, scan_function): Initialize
5622 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5623 (static_execute): Set looping true for recursive functions.
5624 Undo setting state to IPA_NEITHER for recursive functions.
5626 * ifcvt.c (noce_can_store_speculate_p): Changed
5627 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5628 RTL_CONST_OR_PURE_CALL_P.
5629 * dse.c (scan_insn): Ditto.
5630 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5631 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5632 RTL_CONST_OR_PURE_CALL_P.
5633 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5634 pure_call_p to RTL_CONST_CALL_P.
5635 * gimplify.c (gimplify_call_expr): Clear side effects for
5636 non-looping pure and constant calls.
5637 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5638 (flags_from_decl_or_type): Set ecf flags from decl flags.
5639 (initialize_argument_information): Turn off
5640 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5641 Change const to pure if callee_copies is true rather than just
5643 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5644 way of marking pure calls.
5645 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5646 Remove hack that was supposed to fix pr7335 and remove old
5647 way of marking pure calls.
5648 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5649 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5650 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5651 RTL_CONST_OR_PURE_CALL_P.
5652 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5653 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5654 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5655 * sched-deps.c (schedule_analyze): Ditto.
5656 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5657 return_val field of calls to represent pure and const function info.
5658 (CONST_OR_PURE_CALL_P): Deleted macro.
5659 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5660 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5661 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5663 * tree-optimize.c (execute_fixup_cfg): Added test for
5664 ECF_LOOPING_CONST_OR_PURE.
5665 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5667 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5668 effects for looping pure or const calls.
5669 (verify_gimple_expr): Added verification code.
5670 * config/alpha/alpha.c (alpha_legitimize_address,
5671 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5673 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5674 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5675 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5676 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5677 RTL_CONST_OR_PURE_CALL_P.
5678 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5679 and const calls to be deleted.
5681 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5684 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5685 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5686 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5687 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5688 to handle nonimmediate operands.
5689 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5690 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5691 to handle nonimmediate operands.
5692 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5693 (mmx_pmulhrwv4hi3): New expander. Use
5694 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5695 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5696 (sse2_umulv1siv1di3): New expander. Use
5697 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5698 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5699 (mmx_eq<mode>3): New expander. Use
5700 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5701 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5702 (mmx_uavgv8qi3): New expander. Use
5703 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5704 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5705 (mmx_uavgv4hi3): New expander. Use
5706 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5708 * config/i386/sse.md
5709 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5710 to handle nonimmediate operands.
5711 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5712 to handle nonimmediate operands.
5713 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5714 to handle nonimmediate operands.
5715 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5716 to handle nonimmediate operands.
5717 (sse2_unpckhpd_exp): New expander. Use
5718 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5719 (sse2_unpcklpd_exp): New expander. Use
5720 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5721 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5722 to handle nonimmediate operands.
5723 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5724 to handle nonimmediate operands.
5725 (*sse2_<plusminus_insn><mode>3): Rename from
5726 sse2_<plusminus_insn><mode>3 insn pattern.
5727 (sse2_<plusminus_insn><mode>3): New expander. Use
5728 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5729 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5730 (sse2_umulv2siv2di3): New expander. Use
5731 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5732 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5733 (sse4_1_mulv2siv2di3): New expander. Use
5734 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5735 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5736 (sse2_pmaddwd): New expander. Use
5737 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5738 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5739 (sse2_eq<mode>3): New expander. Use
5740 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5741 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5742 (sse4_1_eqv2di3): New expander. Use
5743 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5744 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5745 (sse2_uavgv16qi3): New expander. Use
5746 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5747 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5748 (sse2_uavgv16qi3): New expander. Use
5749 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5750 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5751 (sse2_uavgv8hi3): New expander. Use
5752 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5753 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5754 (ssse3_pmulhrswv8hi3): New expander. Use
5755 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5756 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5757 (ssse3_pmulhrswv4hi3): New expander. Use
5758 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5760 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5761 (<sse>_vmmul<mode>3): Ditto.
5762 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5764 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5765 (ssse3_pmaddubsw): Ditto.
5767 * config/i386/i386.c (struct_builtin_description)
5768 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5769 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5770 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5771 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5772 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5773 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5774 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5775 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5776 (ix86_fixup_binary_operands): Assert that src1
5777 and src2 must have the same mode when swapped.
5778 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5779 and ix86_binary_operator_ok. Do not force operands in registers
5782 2008-05-07 Jan Hubicka <jh@suse.cz>
5784 * cgraph.c (dump_cgraph_node): Update.
5785 * cgraph.h (cgraph_local_info): Break out inline summary.
5786 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5788 * ipa-inline (inline_summary): New accestor function.
5789 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5790 cgraph_decide_inlining, compute_inline_parameters): Update.
5791 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5793 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5795 Cleanup ColdFire scheduling support and add V4 pipeline model.
5797 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5798 (define_attr cpu): Add cfv4 value.
5799 (define_attr type, define_attr type1): Merge into a single 'type'
5800 attribute. Update all uses.
5801 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5802 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5804 (define_attr opx_mem, define_attr opy_mem): Remove.
5805 (define_attr op_mem): Clean up, update comment.
5806 (define_attr size): Use specific values instead of general int.
5807 (define_attr guess, define_attr split): Remove. Update all uses.
5808 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5809 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5810 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5811 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5812 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5813 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5814 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5815 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5816 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5817 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5818 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5819 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5820 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5821 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5822 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5823 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5824 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5825 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5826 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5827 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5828 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5829 Update or set attributes.
5830 (stack_tie): New fake instruction.
5832 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5833 (m68k_sched_attr_size): Update declaration.
5834 (m68k_sched_attr_type2): Remove.
5835 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5836 Declare new bypass predicates.
5838 * config/m68k/m68k.c (m68k_sched_issue_rate,
5839 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5841 (TARGET_SCHED_ISSUE_RATE,
5842 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5843 (override_options): Handle scheduling for ColdFire V4 core.
5844 (m68k_expand_prologue): Emit stack_tie.
5845 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5846 'OP_TYPE_FPN'. Update all uses.
5847 (sched_guess_p): Remove.
5848 (sched_address_type): Handle symbolic addresses.
5849 (sched_get_operand): New static function.
5850 (sched_operand_type): Merge into sched_attr_op_type.
5851 (sched_attr_op_type): Handle FP registers, handle quick constants,
5853 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5854 (m68k_sched_attr_size): Update. Move logic to ...
5855 (sched_get_attr_size_int): New static function.
5856 (sched_get_opxy_mem_type): New static function.
5857 (m68k_sched_attr_op_mem): Update.
5858 (m68k_sched_attr_type2): Remove.
5859 (sched_cfv4_bypass_data): New static variable.
5860 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5861 (m68k_sched_issue_rate): Implement scheduler hook.
5862 (struct _sched_ib: enabled_p): New field.
5863 (m68k_sched_variable_issue): Update. Handle V4.
5864 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5865 sched_dump_class_func_t, sched_dump_split_class,
5866 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5867 sched_dump_dfa_class, m68k_sched_dump): Remove.
5868 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5870 (m68k_sched_init_global): Remove statisctics dumping, introduce
5871 sanity check that all instructions have pipeline reservations. Handle
5873 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5874 Handle ColdFire V4 core.
5875 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5876 New static functions.
5877 (m68k_sched_address_bypass_p): New bypass predicate.
5878 (sched_get_indexed_address_scale): New static function.
5879 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5881 * cf.md: Update comments.
5882 (define_attr type2): Remove. Use 'type' attribute instead.
5884 (cf_ib): Rename to cfv123_ib. Update all uses.
5885 (cf_oep): Rename to cfv123_oep. Update all uses.
5886 (cf_chr): Rename to cfv123_chr. Update all uses.
5887 (cf_mem): Rename to cfv123_mem. Update all uses.
5888 (cf_mac): Move to more appropriate place.
5889 (cfv123_guess): New automaton and cpu_unit.
5890 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5891 Update uses of 'size' attribute. Handle before reload scheduling.
5892 (cfv123_guess): New dummy reservation for unhandled instructions.
5893 (cfv4_*): Pipeline description of ColdFire V4 core.
5894 (ignore): New reservation to handle 'ignore' type.
5896 2008-05-07 Ian Lance Taylor <iant@google.com>
5899 * gimplify.c (find_single_pointer_decl_1): Don't look through
5901 (find_single_pointer_decl): Adjust comments.
5903 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5906 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5907 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5910 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5911 integral type rather than floating point, then VIEW_CONVERT_EXPR
5912 to the floating point type.
5914 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5916 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5917 TFmode op0 to register.
5919 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5921 * c-decl.c (grokdeclarator): Comment typo.
5923 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5925 * tree-flow.h: Remove prototype for computed_goto_p.
5926 * tree-cfg.c (computed_goto_p): Make static.
5928 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5931 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5932 (contains_aligned_value_p): This. Handle _Decimal128.
5933 (ix86_function_arg_boundary): Only align _Decimal128 to its
5934 natural boundary and handle it properly.
5936 2008-05-06 Martin Jambor <mjambor@suse.cz>
5938 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5939 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5940 (ipcp_method_set_orig_node): Removed.
5941 (ipcp_cval_get_cvalue_type): Removed.
5942 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5943 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5944 (ipcp_cval_set_cvalue_type): Removed.
5945 (ipcp_cval_get_cvalue): Removed.
5946 (ipcp_cval_set_cvalue): Removed.
5947 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5948 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5949 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5950 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5951 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5952 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5953 (ipcp_get_ith_lattice): Changed parameters.
5954 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5955 (ipcp_lattice_from_jfunc): Changed parameters.
5956 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5957 (ipcp_method_cval_print): Added temporary variable info.
5958 (ipcp_redirect): Removed already unused local variable caller.
5959 (ipcp_redirect): New temporary variable orig_callee_info
5960 (ipcp_redirect): Removed newly unused local variable callee.
5961 (ipcp_redirect): Removed (a bit confusing) local variable type.
5962 (ipcp_insert_stage): Added local variable info.
5963 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5965 (ipcp_formal_create): Removed.
5966 (ipcp_method_cval_set): Removed.
5967 (ipcp_propagate_stage): Renamed lattice variables.
5968 (ipcp_method_cval_set_cvalue_type): Removed.
5969 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5970 (ipcp_print_all_lattices): Changed printed strings to refer to
5971 lattices rather than cvals.
5972 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5973 (ipcp_propagate_const): Changed formal parameters.
5974 (build_const_val): Changed formal parameters.
5975 (ipcp_insert_stage): Removed useless variable cvalue
5976 (build_const_val): Changed formal parameters.
5977 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5978 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5979 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5980 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5981 (ipcp_print_func_profile_counts): Changed string from "method" to
5983 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5984 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5985 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5986 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5987 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5988 (ipcp_lat_is_const): Changed parameters and made inline.
5989 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5990 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5991 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5992 the predicate condition directly
5993 (ipcp_propagate_stage): Added local variable args. Removed local
5994 variable callee. (Both are mere code simplifications.)
5995 (ipcp_method_dont_insert_const): Renamed to
5996 ipcp_node_not_modifiable_p.
5997 (ipcp_node_not_modifiable_p): Made inline.
5998 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5999 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
6000 (ipcp_print_all_lattices): Removed variable cvalue
6001 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
6004 2008-05-06 Olivier Hainque <hainque@adacore.com>
6006 * tree-sra.c (try_instantiate_multiple_fields): Early return
6007 if field has POINTER_TYPE.
6009 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
6011 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
6012 by using 'q' specifier for instruction.
6013 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
6015 2008-05-06 Anatoly Sokolov <aesok@post.ru>
6017 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6018 Change mode of zero_extract from QImode to HImode.
6019 (sign bit tests peepholes): (Ditto.).
6021 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
6023 * config/i386/mmx.md: Remove double backslashes from asm templates.
6024 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
6025 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6026 to handle nonimmediate operands.
6027 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
6028 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6029 to handle nonimmediate operands.
6030 (*mmx_<code>v2sf3_finite): New insn pattern.
6031 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
6032 (mmx_<code>v2sf3): New expander. Use
6033 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6034 (mmx_<plusminus_insn><mode>3): New expander. Use
6035 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6036 (*mmx_<plusminus_insn><mode>3): New insn pattern.
6037 (mmx_add<mode>3): Removed.
6038 (mmx_ssadd<mode>3): Ditto.
6039 (mmx_usadd<mode>3): Ditto.
6040 (mmx_sub<mode>3): Ditto.
6041 (mmx_sssub<mode>3): Ditto.
6042 (mmx_ussub<mode>3): Ditto.
6043 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
6044 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
6045 to handle nonimmediate operands.
6046 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
6048 (mmx_smulv4hi3_highpart): New expander. Use
6049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6050 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
6052 (mmx_umulv4hi3_highpart): New expander. Use
6053 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6054 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
6055 (mmx_<code>v4hi3): New expander. Use
6056 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6057 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
6058 (mmx_<code>v8qi3): New expander. Use
6059 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6060 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
6061 (mmx_<code><mode>3): New expander. Use
6062 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6064 2008-05-05 Jan Hubicka <jh@suse.cz>
6066 PR tree-optimization/36118
6067 * passes.c (pass_init_dump_file): Fix dump header.
6069 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6072 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
6073 VCE for function decls.
6075 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6077 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
6079 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6081 * config/i386/i386.md (sat_plusminus): New.
6082 (plusminus_insn): Likewise.
6083 (plusminus_mnemonic): Likewise.
6085 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
6086 (*<addsub><mode>3_cc_overflow): Renamed to ...
6087 (*<plusminus_insn><mode>3_cc_overflow): This.
6088 (*<addsub>si3_zext_cc_overflow): Renamed to ...
6089 (*<plusminus_insn>si3_zext_cc_overflow): This.
6091 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
6092 (<plusminus_insn><mode>3): This.
6093 (*<addsub><mode>3): Renamed to ...
6094 (*<plusminus_insn><mode>3): This.
6095 (<sse>_vm<addsub><mode>3): Renamed to ...
6096 (<sse>_vm<plusminus_insn><mode>3): This.
6097 (sse3_h<addsub>v4sf3): Renamed to ...
6098 (sse3_h<plusminus_insn>v4sf3): This.
6099 (sse3_h<addsub>v2df3): Renamed to ...
6100 (sse3_h<plusminus_insn>v2df3): This.
6101 (<plusminus_insn><mode>3): New.
6102 (*<plusminus_insn><mode>3): Likewise.
6103 (sse2_<plusminus_insn><mode>3): Likewise.
6104 (add<mode>): Removed.
6105 (*add<mode>3): Likewise.
6106 (sse2_ssadd<mode>3): Likewise.
6107 (sse2_usadd<mode>3): Likewise.
6108 (sub<mode>3): Likewise.
6109 (*sub<mode>3): Likewise.
6110 (sse2_sssub<mode>3): Likewise.
6111 (sse2_ussub<mode>3): Likewise.
6113 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
6115 * gthr-single.h: Add in required interface elements as per gthr.h.
6116 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
6117 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
6118 Generalize UNUSED macro.
6119 (__gthread_once): Add.
6120 (__gthread_key_create): Add.
6121 (__gthread_key_delete): Add.
6122 (__gthread_getspecific): Add.
6123 (__gthread_setspecific): Add.
6125 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6127 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6128 the same size types for the indirect reference on the rhs, then
6131 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6133 * config/i386/i386.md
6134 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6135 one insn template instead of template series.
6136 (*xordi_1_rex64): Ditto.
6137 (*xordi_2_rex64): Ditto.
6139 2008-05-05 Ira Rosen <irar@il.ibm.com>
6141 PR tree-optimization/36119
6142 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
6145 2008-06-04 Jan Hubicka <jh@suse.cz>
6147 tree-optimization/36100
6148 * tree-pass.h (pass_O0_always_inline): Declare.
6149 * ipa-inline.c (inline_transform): Remove dead code.
6150 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6151 pass_O0_always_inline): New.
6152 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
6154 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
6156 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
6157 mnemonic in this_param move for TARGET_64BIT.
6159 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
6161 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
6162 (*strmovsi_rex_1): Ditto.
6163 (*strsetsi_1): Ditto.
6164 (*strsetsi_rex_1): Ditto.
6166 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
6167 adddicc expanders using SWI mode iterator.
6169 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
6172 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
6175 2008-05-04 David S. Miller <davem@davemloft.net>
6177 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
6178 (sparc*-*-linux*): Use linux.h in tm_file.
6179 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
6180 compiler defaulting to 32-bit.
6181 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
6183 * config/sparc/linux.h: Remove definitions now obtained
6184 properly from linux.h
6185 * config/sparc/linux64.h: Likewise.
6186 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
6187 don't want this setting for 32-bit builds in a biarch compiler.
6188 * doc/install.texi: Add sparc-linux to list of targets
6189 supporting --enable-targets=all.
6191 2008-05-03 Andrew Pinski <pinskia@gmail.com>
6193 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
6195 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
6197 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
6198 after V4SI_FTYPE_V8HI.
6199 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
6200 case V4SI_FTYPE_V2DF.
6202 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
6204 * doc/invoke.texi (max-flow-memory-locations): Removed.
6205 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
6207 2008-05-03 Richard Guenther <rguenther@suse.de>
6210 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
6212 2008-05-02 David S. Miller <davem@davemloft.net>
6214 * config.gcc (need_64bit_hwint): Document libcpp dependency.
6216 2008-05-02 Simon Baldwin <simonb@google.com>
6219 * c-common.h (warn_array_subscript_range): Removed.
6220 * c-common.c (warn_array_subscript_range): Ditto.
6221 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
6222 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
6224 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6226 * config/i386/i386.c (ix86_special_builtin_type): New.
6227 (bdesc_special_args): Likewise.
6228 (ix86_expand_special_args_builtin): Likewise.
6229 (ix86_init_mmx_sse_builtins): Updated.
6230 (ix86_expand_builtin): Updated.
6231 (ix86_expand_store_builtin): Removed.
6232 (ix86_expand_unop_builtin): Likewise.
6234 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6235 * config/i386/mmintrin.h (__v2sf): Here.
6237 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6239 (_mm_loadl_pi): Likewise.
6240 (_mm_storeh_pi): Replace __v2si with __v2sf.
6241 (_mm_storel_pi): Likewise.
6243 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6244 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6245 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6246 __builtin_ia32_loadlpd.
6248 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6250 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6251 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6252 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6253 (ix86_init_mmx_sse_builtins): Updated.
6254 (ix86_expand_args_builtin): Likewise.
6255 (ix86_expand_builtin): Likewise.
6256 (ix86_expand_unop1_builtin): Renamed to ...
6257 (ix86_expand_unop_vec_merge_builtin): This.
6259 2008-05-01 Jan Hubicka <jh@suse.cz>
6262 * ipa-inline.c (inline_generate_summary): Make static.
6263 (inline_transform): Do not call inlining at -O0; make static.
6264 * passes.c (execute_todo): Add sanity check.
6265 (execute_one_ipa_transform_pass): Execute proper flags.
6267 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
6269 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
6270 (DECL_NONADDRESSABLE_P): Likewise.
6271 * alias.c (record_component_aliases): Fix comment.
6273 2008-05-01 Simon Baldwin <simonb@google.com>
6275 * c-common.h (warn_array_subscript_range): New function.
6276 * c-common.c (warn_array_subscript_range): Ditto.
6277 * tree-vrp.c (check_array_ref): Corrected code to agree with
6278 comment, ignoring only arrays of size 0 or size 1.
6279 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
6281 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6283 * config/i386/i386.c (ix86_builtin_type): Replace
6284 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
6285 (bdesc_args): Updated.
6286 (ix86_init_mmx_sse_builtins): Likewise.
6287 (ix86_expand_args_builtin): Likewise.
6289 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
6292 * doc/extend.texi: Correct __builtin_ia32_palignr.
6294 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6297 * config/i386/i386.c (bdesc_crc32): Removed.
6298 (ix86_expand_crc32): Likewise.
6299 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
6300 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
6301 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
6302 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
6303 UINT_FTYPE_UINT_UCHAR.
6304 (bdesc_args): Updated. Add crc32 builtins.
6305 (ix86_init_mmx_sse_builtins): Updated.
6306 (ix86_expand_args_builtin): Updated to support subreg.
6308 * doc/extend.texi: Correct __builtin_ia32_crc32di.
6310 2008-05-01 Jan Hubicka <jh@suse.cz>
6312 * tree-pass.h (opt_pass): Add IPA_PASS.
6313 (varpool_node, cgraph_node): Forward declare.
6314 (ipa_opt_pass): Define.
6315 (pass_ipa_inline): Turn into ipa_opt_pass.
6316 (pass_apply_inline): Remove.
6317 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
6318 (apply_inline): Turn into ....
6319 (inline_transform): ... this one.
6320 (inline_generate_summary): New function.
6321 (pass_apply_inline): Remove.
6322 * function.h (ipa_opt_pass): Forward declare structure; typedef;
6324 (struct function): Add ipa_transforms_to_apply.
6325 * passes.c (register_one_dump_file): Work on IPA_PASS.
6326 (init_optimization_passes): Remove pass_inline_parameters and
6328 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
6329 (execute_one_pass) ... here; apply transforms when possible.
6330 (add_ipa_transform_pass, execute_ipa_summary_asses,
6331 execute_one_ipa_transform_pass): New.
6332 (execute_ipa_pass_list): Update for IPA_PASS type.
6334 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6336 * config/i386/i386.c (ix86_builtin_type): Add
6337 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
6338 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
6339 (bdesc_args): Add SSE4a builtins.
6340 (ix86_init_mmx_sse_builtins): Updated.
6341 (ix86_expand_args_builtin): Likewise.
6342 (ix86_expand_builtin): Likewise.
6344 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6346 * config/i386/i386.c (ix86_builtin_type): Add
6347 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
6348 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
6349 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
6350 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
6351 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
6352 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
6353 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
6354 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
6355 and DI_FTYPE_DI_DI_INT.
6356 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
6357 (ix86_init_mmx_sse_builtins): Updated.
6358 (ix86_expand_args_builtin): Likewise.
6359 (ix86_expand_builtin): Likewise.
6360 (ix86_expand_binop_imm_builtin): Removed.
6362 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6364 2008-04-30 Richard Guenther <rguenther@suse.de>
6366 PR tree-optimization/32921
6367 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6369 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6371 * config/arm/arm.c (arm_unwind_emit): Use
6372 crtl->all_throwers_are_sibcalls instead of
6373 cfun->all_throwers_are_sibcalls.
6374 (arm_output_fn_unwind): Likewise.
6375 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6376 instead of cfun->uses_pic_offset_table.
6377 (frv_expand_prologue): Likewise.
6378 (frv_frame_pointer_required): Likewise.
6379 (frv_expand_fdpic_call): Likewise.
6380 (frv_emit_movsi): Likewise.
6381 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6382 cfun->returns_pcc_struct instead of
6383 current_function_returns_pcc_struct.
6384 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6385 instead of cfun->calls_eh_return.
6386 (m32c_pushm_popm): Likewise.
6387 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6388 "extern" declaration.
6390 2008-04-30 Richard Guenther <rguenther@suse.de>
6392 PR tree-optimization/21636
6393 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6395 (evaluate_stmt): Print the likely value.
6396 (ccp_visit_stmt): Avoid excessive vertical spacing.
6398 2008-04-30 Rafael Espindola <espindola@google.com>
6400 * builtins.c (fold_call_expr): Return realret.
6401 * tree-ssa-threadedge.c
6402 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6403 __builtin_object_size.
6405 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6407 * gcc.c (wrapper_string): New variable.
6408 (insert_wrapper): New function.
6409 (execute): New option -wrapper.
6410 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6412 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6414 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6415 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6416 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6418 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6419 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6420 config/rs6000/e500crtres64gprctr.asm,
6421 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6422 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6423 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6424 config/rs6000/e500crtsav64gprctr.asm,
6425 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6426 config/rs6000/e500crtsavg64gprctr.asm: New files.
6427 * config/rs6000/t-ppccomm: Add build rules for new files.
6428 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6429 * config/rs6000/t-netbsd: Add build rules for new files.
6430 (LIB2FUNCS_STATIC_EXTRA): New variable.
6431 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6432 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6433 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6435 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6437 * config/i386/i386.c (ix86_builtin_type): Add
6438 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6439 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6440 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6441 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6442 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6443 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6444 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6445 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6446 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6447 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6448 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6449 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6450 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6451 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6452 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6453 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6454 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6455 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6456 V1DI_FTYPE_V2SI_V2SI.
6457 (bdesc_2arg): Moved to ...
6459 (ix86_init_mmx_sse_builtins): Updated.
6460 (ix86_expand_args_builtin): Updated. Take a pointer
6461 to const struct builtin_description. Handle comparison
6463 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6464 (ix86_expand_builtin): Updated.
6466 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6467 (ssse3_pmaddubsw128): This.
6468 (ssse3_pmaddubswv4hi3): Renamed to ...
6469 (ssse3_pmaddubsw): This.
6471 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6472 (__builtin_ia32_packssdw128): Likewise.
6473 (__builtin_ia32_packuswb128): Likewise.
6474 (__builtin_ia32_pmaddubsw): Likewise.
6475 (__builtin_ia32_pmaddubsw128): Likewise.
6477 2008-04-30 Richard Guenther <rguenther@suse.de>
6479 PR tree-optimization/14847
6480 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6481 (recognize_bits_test): Use it.
6482 (recognize_single_bit_test): Likewise.
6484 2008-04-30 Martin Jambor <mjambor@suse.cz>
6486 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6487 instead of setting number of formal parameters to zero.
6488 (ipcp_init_stage): Do not set the number of actual parameters to zero
6490 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6491 which are called with variable number of arguments.
6492 (ipcp_insert_stage): Explicitely skipping all nodes which are
6493 called with variable number of arguments.
6494 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6495 number of parameters.
6497 * ipa-prop.h (struct ipa_node_params): Added flag
6498 called_with_var_arguments
6499 (ipa_set_param_count): Added. Changed sole setter to use it.
6500 (ipa_get_param_count): Added. All readers of param_count
6501 converted to use it instead.
6502 (ipa_set_called_with_variable_arg): Added.
6503 (ipa_is_called_with_var_arguments): Added.
6504 (ipa_get_ith_param): Added. All readers of param_decls converted
6506 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6508 (ipa_get_cs_argument_count): Added, all readers of argument_count
6510 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6513 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6514 (struct ipcp_lattice): Renamed cval_type to type
6515 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6517 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6518 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6519 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6520 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6521 (build_const_val): Changed the type of parameter cvalue to tree
6522 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6523 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6525 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6528 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6529 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6530 (ipa_add_method): Renamed to ipa_push_func_to_list
6531 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6532 (ipa_callsite_param_count): Removed.
6533 (ipa_callsite_param_count_set): Removed.
6534 (ipa_callsite_param): Removed.
6535 (ipa_callsite_callee): Removed.
6536 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
6537 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
6538 (ipa_method_formal_count): Removed.
6539 (ipa_method_formal_count_set): Removed.
6540 (ipa_method_get_tree): Removed.
6541 (ipa_method_tree_map_create): Removed.
6542 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
6543 (ipa_create_param_decls_array): Creates the array itself
6544 (ipa_create_param_decls_array): Temporary variable info instead of
6546 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
6547 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
6548 (get_type): Removed.
6549 (ipa_jf_get_info_type): Removed.
6550 (ipa_node_create): Renamed to ipa_create_node_params
6551 (ipa_free): Renamed to ipa_free_all_node_params
6552 (ipa_nodes_create): Renamed to ipa_create_all_node_params
6553 (ipa_edges_create): Renamed to ipa_create_all_edge_args
6554 (ipa_edges_free): Renamed to ipa_free_all_edge_args
6555 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
6556 (ipa_free_all_node_params): Deallocation to jump_functions moved to
6557 ipa_free_all_edge_args
6558 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6559 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6560 (ipa_create_methodlist_node): Removed.
6561 (ipa_methodlist_method): Removed.
6562 (ipa_methodlist_method_set): Removed.
6563 (ipa_methodlist_next_method): Removed.
6564 (ipa_methodlist_next_method_set): Removed.
6565 (ipa_method_is_modified): Removed.
6566 (ipa_method_modify_create): Removed.
6567 (ipa_method_modify_init): Temporary variable info instead of a few
6569 (ipa_detect_param_modifications): Temporary variable info instead of
6571 (ipa_compute_jump_functions): Temporary variable info instead of
6573 (ipa_method_modify_set): Removed.
6574 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6575 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6576 than craph_node as the first parameter.
6577 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6578 (ipa_method_modify_init): Removed.
6579 (ipa_compute_jump_functions): Added a temp variable instead of
6580 repeatadly dereferencing the cgraph_edge.aux pointer
6581 (ipa_callsite_param_set_type): Removed.
6582 (ipa_compute_jump_functions): i renamed to index and moved to
6584 (ipa_callsite_param_set_info_type_formal): Removed.
6585 (ipa_callsite_param_set_info_type): Removed.
6586 (ipa_callsite_param_map_create): Removed.
6587 (ipa_callsite_tree): Removed.
6588 (ipa_callsite_caller): Removed.
6589 (ipa_pop_func_from_list): return_method removed to return_func
6591 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6592 prefixed all values with IPA_. Changed all users.
6593 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6594 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6595 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6596 (union parameter_info): Renamed to jump_func_value.
6597 (union jump_func_value): Renamed value to constant
6598 (struct ipa_jump_func): Renamed info_type to value
6599 (struct ipa_node): Renamed to ipa_node_params
6600 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6601 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6602 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6603 (struct ipa_edge): Renamed to ipa_edge_args
6604 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6605 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6606 (struct ipa_methodlist): Renamed to ipa_func_list
6607 (struct ipa_func_list): method_p renamed to node, next_method
6609 (ipa_methodlist_p): Removed, switched all users to struct pointer
6610 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6612 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6614 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6615 (rs6000_emit_epilogue): Use backchain to restore only when we
6616 have a large frame. Make use of frame pointer to restore if we
6617 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6619 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6621 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6622 Add mode to zero_extract.
6623 (sign bit tests peepholes): (Ditto.).
6625 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6627 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6628 Instructions in comments with SSE3.
6629 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6630 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6631 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6632 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6633 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6634 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6635 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6636 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6637 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6638 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6639 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6640 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6641 (bdesc_sse_args): Renamed to ...
6642 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6643 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6644 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6646 (bdesc_1arg): Moved to ...
6648 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6649 Instructions in comments with SSE3.
6650 (ix86_expand_sse_operands_builtin): Renamed to ...
6651 (ix86_expand_args_builtin): This. Updated.
6652 (ix86_expand_unop1_builtin): Update comments.
6653 (ix86_expand_builtin): Updated.
6655 2008-04-29 Richard Guenther <rguenther@suse.de>
6657 PR tree-optimization/36078
6658 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6659 Update virtual SSA form after cleaning up the CFG.
6661 2008-04-29 Richard Guenther <rguenther@suse.de>
6664 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6666 2008-04-29 Richard Guenther <rguenther@suse.de>
6668 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6669 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6670 (compute_flow_insensitive_aliasing): Do not treat
6671 PTR_IS_REF_ALL pointers special.
6672 (get_smt_for): Likewise.
6673 (may_alias_p): Re-structure.
6674 (is_escape_site): A ref-all pointer conversion is not an escape site.
6675 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6676 PTR_IS_REF_ALL pointers special.
6677 * tree-ssa-structalias.h (struct alias_info): Remove
6678 ref_all_symbol_mem_tag field.
6679 (PTR_IS_REF_ALL): Remove.
6681 2008-04-29 Richard Guenther <rguenther@suse.de>
6684 * fold-const.c (extract_muldiv_1): In combining division constants
6685 make sure to never overflow.
6687 2008-04-29 Nick Clifton <nickc@redhat.com>
6689 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6691 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6694 * optc-gen.awk: Work around HP-UX/IA awk bug.
6696 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6698 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6701 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6704 * config/i386/i386.md
6705 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6706 Change operand 1 predicate to nonimmediate_operand.
6708 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6711 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6713 * gengtype.c (walk_type, write_func_for_structure): Handle
6715 * doc/gty.texi: Document chain_circular.
6717 2008-04-28 Richard Guenther <rguenther@suse.de>
6719 PR tree-optimization/36066
6720 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6723 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6726 * config/i386/i386.md
6727 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6728 Use match_scratch instead of match_operand for operands 3 and 4.
6730 2008-04-27 Richard Guenther <rguenther@suse.de>
6732 PR tree-optimization/18754
6733 PR tree-optimization/34223
6734 * tree-pass.h (pass_complete_unrolli): Declare.
6735 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6736 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6737 Rewrite loop into loop closed SSA form if it is not already.
6738 (tree_unroll_loops_completely): Re-structure to iterate over
6739 innermost loops with intermediate CFG cleanups.
6740 Unroll outermost loops only if requested or the code does not grow
6742 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6743 loops are available.
6744 (tree_vectorize): Instead do so here.
6745 (tree_complete_unroll): Also unroll outermost loops.
6746 (tree_complete_unroll_inner): New function.
6747 (gate_tree_complete_unroll_inner): Likewise.
6748 (pass_complete_unrolli): New pass.
6749 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6750 uses outside of the loop.
6751 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6752 form if it is available.
6753 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6754 * passes.c (init_optimization_passes): Schedule complete inner
6755 loop unrolling pass before the first CCP pass after final inlining.
6757 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6759 * targhooks.h (default_emutls_var_fields,
6760 default_emutls_var_init): Declare.
6761 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6762 * target.h (struct gcc_target): Add struct emutls member.
6763 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6764 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6765 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6766 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6767 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6768 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6769 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6770 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6771 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6772 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6773 emit debug information.
6774 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6775 * varasm.c: Include targhooks.h.
6776 (emutls_object_section, emutls_tmpl_section): New.
6777 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6778 (EMUTLS_SEPARATOR): New.
6780 (get_emutls_object_name): New.
6781 (default_emutls_var_fields): New, broken out of ...
6782 (get_emutls_object_type): ... here. Adjust to use target hooks.
6783 (get_emutls_init_templ_addr): Adjust to use target hooks.
6784 (emutls_decl): Adjust to use target hooks.
6785 (emutls_finish): Likewise.
6786 (default_emutls_var_init): New, broken out of ...
6787 (assemble_variable): ... here. Adjust to use target hooks.
6788 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6790 * c-common.c (handle_section_attribute): Prevent overriding
6791 sections for emulated tls with special sections.
6792 * config/i386/i386.c (x86_64_elf_select_section): Add
6793 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6794 (x86_64_elf_unique_section): Likewise.
6795 * config/vxworks.c: Include tree.h.
6796 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6797 (vxworks_override_options): Set TLS scheme.
6798 * doc/tm.texi (Emulated TLS): New node.
6800 2008-04-26 Simon Baldwin <simonb@google.com>
6803 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6804 with propagated string constants.
6806 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6808 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6809 constraint for operand 2 when operand 0 is memory operand.
6810 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6811 operand 0 is memory operand.
6812 (fix_trunc<mode>_i387_with_temp): Ditto.
6813 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6814 operand 2 when operand 1 is memory operand.
6815 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6816 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6817 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6818 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6819 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6820 operands 2,3 and 4 when operand 1 is memory operand.
6821 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6823 (fistdi2_floor_with_temp): Ditto.
6824 (fist<mode>2_floor_with_temp): Ditto.
6825 (fistdi2_ceil_with_temp): Ditto.
6826 (fist<mode>2_ceil_with_temp): Ditto.
6827 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6829 2008-04-26 David Daney <ddaney@avtrex.com>
6831 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6833 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6834 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6835 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6836 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6837 (compare_and_swap_12): New insn.
6838 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6839 * config/mips/mips.c (mips_force_binary): New function.
6840 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6841 (mips_expand_compare_and_swap_12): New function.
6842 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6844 2008-04-25 Jan Hubicka <jh@suse.cz>
6847 * cfgexpand.c (pass_expand): Turn into RTL pass.
6848 * passes.c (execute_one_pass): Do pass typechecking after execution.
6849 * tree-pass.h (pass_expand): Turn into RTL pass.
6851 * function.h (struct rtl_data): Move here fields
6852 accesses_prior_frames, calls_eh_return, saves_all_registers,
6853 has_nonlocal_goto, has_asm_statement, is_thunk,
6854 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6855 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6856 arg_pointer_save_area_init from struct function; turn into bool.
6857 (struct function): Move
6858 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6859 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6860 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6861 tail_call_emit, arg_pointer_save_area_init
6862 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6863 (current_function_returns_struct, current_function_returns_pcc_struct,
6864 current_function_calls_setjmp, current_function_calls_alloca,
6865 current_function_accesses_prior_frames,
6866 current_function_calls_eh_return, current_function_is_thunk,
6867 current_function_stdarg, current_function_profile,
6868 current_function_limit_stack, current_function_uses_pic_offset_table,
6869 current_function_uses_const_pool, current_function_has_nonlocal_label,
6870 current_function_saves_all_registers,
6871 current_function_has_nonlocal_goto,
6872 current_function_has_asm_statement): Remove accesor macros.
6873 * ra-conflict.c (global_conflicts): Update.
6874 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6875 (suitable_for_tail_call_opt_p): Update.
6876 * builtins.c (expand_builtin_return_addr): Update.
6877 (expand_builtin_setjmp_setup): Update.
6878 (expand_builtin_nonlocal_goto): Update.
6879 * final.c (final_start_function): Update.
6880 (profile_function): Update.
6881 (leaf_function_p): Update.
6882 (only_leaf_regs_used): Update.
6883 * df-scan.c (df_get_exit_block_use_set): Update.
6884 * dojump.c (clear_pending_stack_adjust): Update.
6885 * tree-stdarg.c (gate_optimize_stdarg): Update.
6886 * gimple-low.c (lower_function_body): Update.
6887 * global.c (compute_regsets): Update.
6888 (global_alloc): Update.
6889 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6890 * expr.c (expand_assignment): Update.
6891 * dse.c (dse_step0): Update.
6892 (dse_step1): Update.
6893 * c-decl.c (store_parm_decls): Update.
6894 * local-alloc.c (combine_regs): Update.
6895 (find_free_reg): Update.
6896 * function.c (assign_parms_augmented_arg_list): Update.
6897 (assign_parm_find_data_types): Update.
6898 (assign_parms): Update.
6899 (allocate_struct_function): Update.
6900 (expand_function_start): Update.
6901 (expand_function_end): Update.
6902 (get_arg_pointer_save_area): Update.
6903 (thread_prologue_and_epilogue_insns): Update.
6904 (rest_of_match_asm_constraints): Update.
6905 * stor-layout.c (variable_size): Update.
6906 * gcse.c (gcse_main): Update.
6907 (bypass_jumps): Update.
6908 * gimplify.c (gimplify_function_tree): Update.
6909 * calls.c (emit_call_1): Update.
6910 (expand_call): Update.
6911 * bt-load.c (compute_defs_uses_and_gen): Update.
6912 * except.c (sjlj_assign_call_site_values): Update.
6913 (sjlj_emit_function_enter): Update.
6914 (can_throw_external): Update.
6915 (set_nothrow_function_flags): Update.
6916 (expand_builtin_unwind_init): Update.
6917 (expand_eh_return): Update.
6918 (convert_to_eh_region_ranges): Update.
6919 (output_function_exception_table): Update.
6920 * emit-rtl.c (gen_tmp_stack_mem): Update.
6921 * cfgexpand.c (expand_used_vars): Update.
6922 (tree_expand_cfg): Update.
6923 * cfgcleanup.c (rest_of_handle_jump): Update.
6924 * explow.c (allocate_dynamic_stack_space): Update.
6925 * varasm.c (assemble_start_function): Update.
6926 (force_const_mem): Update.
6927 (mark_constant_pool): Update.
6928 * tree-optimize.c (tree_rest_of_compilation): Update.
6929 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6930 * tree-cfg.c (notice_special_calls): Update.
6931 (is_ctrl_altering_stmt): Update.
6932 (tree_can_make_abnormal_goto): Update.
6933 (tree_purge_dead_abnormal_call_edges): Update.
6934 * config/alpha/predicates.md: Update.
6935 * config/alpha/alpha.c (alpha_sa_mask): Update.
6936 (alpha_sa_size): Update.
6937 (alpha_does_function_need_gp): Update.
6938 (alpha_expand_prologue): Update.
6939 (alpha_start_function): Update.
6940 (alpha_output_function_end_prologue): Update.
6941 (alpha_expand_epilogue): Update.
6942 * config/frv/frv.c (frv_stack_info): Update.
6943 (frv_expand_epilogue): Update.
6944 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6945 (s390_register_info): Update.
6946 (s390_frame_info): Update.
6947 (s390_init_frame_layout): Update.
6948 (s390_can_eliminate): Update.
6949 (save_gprs): Update.
6950 * config/spu/spu.c (spu_split_immediate): Update.
6951 (need_to_save_reg): Update.
6952 (spu_expand_prologue): Update.
6953 (spu_expand_epilogue): Update.
6954 * config/sparc/sparc.md: Update.
6955 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6956 (sparc_tls_got): Update.
6957 (legitimize_pic_address): Update.
6958 (sparc_emit_call_insn): Update.
6959 (sparc_expand_prologue): Update.
6960 (output_return): Update.
6961 (print_operand): Update.
6962 (sparc_function_ok_for_sibcall): Update.
6963 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6964 * config/m32r/m32r.md: Update.
6965 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6966 (m32r_compute_frame_size): Update.
6967 (m32r_expand_prologue): Update.
6968 (m32r_expand_epilogue): Update.
6969 (m32r_legitimize_pic_address): Update.
6970 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6971 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6972 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6974 (ix86_save_reg): Update.
6975 (ix86_compute_frame_layout): Update.
6976 (ix86_expand_prologue): Update.
6977 (ix86_expand_epilogue): Update.
6978 * config/sh/sh.c (output_stack_adjust): Update.
6979 (calc_live_regs): Update.
6980 (sh5_schedule_saves): Update.
6981 (sh_expand_prologue): Update.
6982 (sh_expand_epilogue): Update.
6983 (sh_setup_incoming_varargs): Update.
6984 (sh_allocate_initial_value): Update.
6985 (sh_get_pr_initial_val): Update.
6986 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6987 * config/sh/sh.md (label:): Update.
6988 * config/avr/avr.c (out_movhi_mr_r): Update.
6989 * config/crx/crx.h (enum): Update.
6990 * config/xtensa/xtensa.h (along): Update.
6991 * config/stormy16/stormy16.c Update.
6992 (xstormy16_compute_stack_layout): Update.
6993 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6994 (fr30_expand_prologue): Update.
6995 * config/cris/cris.c (cris_conditional_register_usage): Update.
6996 (cris_reg_saved_in_regsave_area): Update.
6997 (cris_initial_frame_pointer_offset): Update.
6998 (cris_simple_epilogue): Update.
6999 (cris_expand_prologue): Update.
7000 (cris_expand_epilogue): Update.
7001 (cris_expand_pic_call_address): Update.
7002 (cris_asm_output_symbol_ref): Update.
7003 (cris_asm_output_label_ref): Update.
7004 * config/cris/cris.md Update.
7005 * config/iq2000/iq2000.c (compute_frame_size): Update.
7006 (iq2000_expand_epilogue): Update.
7007 * config/mt/mt.h (save_direction): Update.
7008 * config/mn10300/mn10300.c (mn10300_function_value): Update.
7009 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7010 (ia64_secondary_reload_class): Update.
7011 * config/m68k/m68k.c (m68k_save_reg): Update.
7012 (m68k_expand_prologue): Update.
7013 (m68k_expand_epilogue): Update.
7014 (legitimize_pic_address): Update.
7015 * config/rs6000/rs6000.c (rs6000_got_register): Update.
7016 (first_reg_to_save): Update.
7017 (first_altivec_reg_to_save): Update.
7018 (compute_vrsave_mask): Update.
7019 (compute_save_world_info): Update.
7020 (rs6000_stack_info): Update.
7021 (spe_func_has_64bit_regs_p): Update.
7022 (rs6000_ra_ever_killed): Update.
7023 (rs6000_emit_eh_reg_restore): Update.
7024 (rs6000_emit_allocate_stack): Update.
7025 (rs6000_emit_prologue): Update.
7026 (rs6000_emit_epilogue): Update.
7027 (rs6000_output_function_epilogue): Update.
7028 (output_profile_hook): Update.
7029 (rs6000_elf_declare_function_name): Update.
7030 * config/rs6000/rs6000.h (rs6000_args): Update.
7031 * config/rs6000/rs6000.md: Update.
7032 * config/mcore/mcore.c (mcore_expand_prolog): Update.
7033 * config/arc/arc.c (arc_output_function_epilogue): Update.
7034 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
7035 * config/darwin.c (machopic_function_base_name): Update.
7036 * config/score/score3.c (score3_compute_frame_size): Update.
7039 (score3_epilogue): Update.
7040 * config/score/score7.c (score7_compute_frame_size): Update.
7041 (score7_prologue): Update.
7042 (score7_epilogue): Update.
7043 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
7044 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7045 * config/arm/arm.c (use_return_insn): Update.
7046 (require_pic_register): Update.
7047 (arm_load_pic_register): Update.
7048 (arm_compute_save_reg0_reg12_mask): Update.
7049 (arm_compute_save_reg_mask): Update.
7050 (thumb1_compute_save_reg_mask): Update.
7051 (output_return_instruction): Update.
7052 (arm_output_function_prologue): Update.
7053 (arm_output_epilogue): Update.
7054 (arm_get_frame_offsets): Update.
7055 (arm_expand_prologue): Update.
7056 (thumb_pushpop): Update.
7057 (thumb_exit): Update.
7058 (thumb1_expand_prologue): Update.
7059 (thumb1_expand_epilogue): Update.
7060 (arm_unwind_emit): Update.
7061 (arm_output_fn_unwind): Update.
7062 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
7063 * config/arm/arm.md: Update.
7064 * config/pa/pa.md: Update.
7065 * config/pa/pa.c (legitimize_pic_address): Update.
7066 (compute_frame_size): Update.
7067 (hppa_expand_prologue): Update.
7068 (hppa_expand_epilogue): Update.
7069 (borx_reg_operand): Update.
7070 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
7071 (HARD_REGNO_RENAME_OK): Update.
7072 * config/mips/mips.c (mips_global_pointer): Update.
7073 (mips_save_reg_p): Update.
7074 (mips_compute_frame_info): Update.
7075 (mips_frame_pointer_required): Update.
7076 (mips_expand_prologue): Update.
7077 (mips_expand_epilogue): Update.
7078 (mips_can_use_return_insn): Update.
7079 (mips_reorg_process_insns): Update.
7080 * config/v850/v850.c (compute_register_save_size): Update.
7081 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
7082 * config/mmix/mmix.c (along): Update.
7083 (mmix_expand_epilogue): Update.
7084 * config/bfin/bfin.c (legitimize_pic_address): Update.
7085 (must_save_p): Update.
7086 (stack_frame_needed_p): Update.
7087 (add_to_reg): Update.
7088 (bfin_expand_prologue): Update.
7089 * stmt.c (expand_asm_operands): Update.
7090 * reload1.c (reload): Update.
7091 (init_elim_table): Update.
7093 2008-04-25 Bob Wilson <bob.wilson@acm.org>
7095 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
7097 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7099 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
7100 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
7101 (mov<mode>): Removed.
7102 (*movv4sf_internal): Likewise.
7103 (*movv2df_internal): Likewise.
7105 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
7107 * config.gcc (crx-*-elf): Remove deprecation.
7109 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7111 * config/i386/cygming-crtend.c (register_frame_ctor): Register
7112 __gcc_deregister_frame with atexit.
7113 (deregister_frame_dtor): Remove.
7115 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
7116 Nathan Sidwell <nathan@codesourcery.com>
7118 * config/rs6000/rs6000.opt (mspe): Remove Var property.
7120 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7121 (rs6000_isel): Likewise.
7122 * config/rs6000/rs6000.c (rs6000_spe): New variable.
7123 (rs6000_isel): New variable.
7124 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7126 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7129 * c-common.c (handle_vector_size_attribute): Call
7130 lang_hooks.types.reconstruct_complex_type instead of
7131 reconstruct_complex_type.
7132 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7133 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7134 * langhooks.h (struct lang_hooks_for_types): Add
7135 reconstruct_complex_type hook.
7136 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7137 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
7139 2008-04-24 Richard Guenther <rguenther@suse.de>
7141 * c-common.h (check_builtin_function_arguments): Declare.
7142 * c-common.c (validate_nargs): New function.
7143 (check_builtin_function_arguments): Likewise.
7144 * c-typeck.c (build_function_call): Call
7145 check_builtin_function_arguments.
7146 * builtins.c (fold_builtin_classify): Remove error reporting code.
7147 (fold_builtin_unordered_cmp): Likewise.
7148 (fold_builtin_1): Likewise.
7149 (fold_builtin_n): Likewise.
7151 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7153 PR tree-optimization/36008
7154 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
7155 the original op1, rather than delta by step.
7157 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
7158 Sebastian Pop <sebastian.pop@amd.com>
7160 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7161 eliminate_local_variables_stmt, eliminate_local_variables,
7162 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7163 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7164 of code delimited by two edges in the CFG.
7165 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7166 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7167 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7168 the case of parallelisation of reductions.
7169 (expr_invariant_in_region_p): New.
7171 * tree-flow.h (gather_blocks_in_sese_region): Declared.
7172 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7174 2008-04-24 Ira Rosen <irar@il.ibm.com>
7175 Richard Guenther <rguenther@suse.de>
7177 PR tree-optimization/36034
7178 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
7179 incapable of dealing with loads with gaps.
7181 2008-04-24 Rafael Espindola <espindola@google.com>
7183 * tree-flow.h (vrp_evaluate_conditional): Change signature.
7184 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7185 vrp_evaluate_conditional.
7186 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
7187 (vrp_evaluate_conditional): Split the cond argument.
7188 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
7189 (simplify_stmt_for_jump_threading): Update call to
7190 vrp_evaluate_conditional.
7192 2008-04-24 Ira Rosen <irar@il.ibm.com>
7194 PR tree-optimization/35982
7195 * tree-vect-analyze.c (vect_check_interleaving): Check that the
7196 interleaved data-refs are of the same type.
7198 2008-04-24 Danny Smith <dannysmith@users.net>
7200 * c-format.c (check_format_info_main): Use strncmp rather than a
7201 magic prefix to handle multichar length specs.
7202 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
7203 Don't prefix "I64" and "I32" with '\0'.
7205 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7208 * config/i386/i386.c (init_cumulative_args): Don't pass anything
7209 in registers for -m32 only if stdarg_p (fntype).
7211 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
7213 PR rtl-optimization/36006
7214 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
7215 temp to op0 in order to avoid invalid rtx sharing.
7217 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7219 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
7220 check TREE_INVARIANT.
7221 * tree-gimple.c (is_gimple_address): New.
7222 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
7223 * tree-gimple.h (is_gimple_address): New.
7224 * tree.h (decl_address_invariant_p): New.
7225 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
7226 (build_string): Likewise.
7227 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7228 (tree_invariant_p_1): Likewise.
7229 (save_expr): Use it.
7230 (tree_invariant_p): New.
7231 (skip_simple_arithmetic): Use it.
7232 (stabilize_reference_1): Use it.
7233 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7235 (build1_stat): Drop code to compute TREE_INVARIANT.
7236 (build2_stat): Drop code to compute TREE_INVARIANT.
7237 (build3_stat): Drop code to compute TREE_INVARIANT.
7238 (build4_stat): Drop code to compute TREE_INVARIANT.
7239 (build5_stat): Drop code to compute TREE_INVARIANT.
7240 (build7_stat): Drop code to compute TREE_INVARIANT.
7241 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7242 * tree.h (struct tree_base): Remove invariant_flag.
7243 (TREE_INVARIANT): Remove.
7244 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7245 (fold_builtin_expect): Check TREE_CONSTANT.
7246 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7247 * c-tree.h (c_expr_to_decl): Drop third parameter.
7248 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7249 (build_c_cast): Don't set TREE_INVARIANT.
7250 (pop_init_level): Don't set TREE_INVARIANT.
7251 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7252 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
7254 (gimplify_init_constructor): Don't set TREE_INVARIANT.
7255 (gimplify_addr_expr): Adjust comment.
7256 * tree-mudflap.c (mf_build_string):
7257 * print-tree.c (print_node): Don't print TREE_INVARIANT.
7258 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
7259 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
7260 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
7261 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
7262 * langhooks.h (struct lang_hooks): Drop third parameter from
7265 2008-04-23 Richard Guenther <rguenther@suse.de>
7267 PR tree-optimization/27799
7268 PR tree-optimization/32921
7269 PR tree-optimization/32624
7270 * tree-ssa-structalias.c (merge_smts_into): Only merge the
7271 SMTs aliases and the tag itself into the solution.
7272 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
7273 merge the points-to solution back into the SMT aliases.
7274 (may_alias_p): Use alias_set_subset_of instead of
7275 aliases_conflict_p. A pointer which points to
7276 memory with alias set zero may access any variable.
7278 2008-04-23 Richard Guenther <rguenther@suse.de>
7280 * alias.c (alias_set_subset_of): Correctly handle asking
7281 if zero is a subset of an alias set with zero child.
7282 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
7283 (compute_flow_insensitive_aliasing): Correctly walk all
7284 pointers. Do not unnecessarily union sets.
7286 2008-04-23 Richard Guenther <rguenther@suse.de>
7289 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
7291 2008-04-22 Tomas Bily <tbily@suse.cz>
7293 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
7295 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
7297 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7298 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7299 * tree-inline.c (estimate_num_insns_1): Likewise.
7300 * varasm.c (const_hash_1, compare_constant, copy_constant)
7301 (compute_reloc_for_constant, output_addressed_constants): Likewise.
7302 * emit-rtl.c (component_ref_for_mem_expr)
7303 (set_mem_attributes_minus_bitpos): Likewise.
7304 * expr.c (highest_pow2_factor, expand_expr_real_1, )
7305 (is_aligning_offset): Likewise.
7306 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
7307 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7308 * dojump.c (do_jump): Likewise.
7309 * builtins.c (get_pointer_alignment, get_memory_rtx)
7310 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
7311 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
7313 2008-04-23 Jakub Jelinek <jakub@redhat.com>
7315 PR rtl-optimization/36017
7316 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
7317 expanding the library call.
7319 2008-04-22 Ian Lance Taylor <iant@google.com>
7321 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
7324 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
7326 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
7327 of LR/CTR moves for Power6.
7329 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7332 * passes.c (init_optimization_passes): Remove
7333 pass_fast_rtl_byte_dce.
7335 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
7338 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
7339 builtin functions to generate faster code.
7340 (_mm_cvtpu16_ps): Ditto.
7341 (_mm_cvtpi32x2_ps): Ditto.
7343 2008-04-22 Nick Clifton <nickc@redhat.com>
7345 * common.opt (ftree-loop-distribution): Add Optimization
7348 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
7349 (frv_expand_builtin_va_start): Likewise.
7351 * config/arm/arm.c (thumb_find_work_register): Fix location of
7352 argument register count.
7354 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7356 Support scheduling for ColdFire V1 and V3 microarchitecture.
7357 Improve scheduling of multiplication instructions.
7359 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
7360 (mac): New instruction attribute.
7361 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
7362 (m68k_sched_mac): New variable.
7363 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7364 Handle cfv1 and cfv3.
7365 (max_insn_size): New static variable.
7366 (struct _sched_ib): New type.
7367 (sched_ib): New static variable.
7368 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7369 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7370 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7372 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7373 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7374 new variables. Update.
7375 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7376 Add modeling of cfv3 instruction buffer. Update.
7377 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7378 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7379 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7380 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7381 a particular reservation applies to.
7382 (type2): Reorganize attribute values. Rename alu to alu_reg,
7383 alu_l to alu, move_l to omove. Join move to alu. Split mul
7385 (cf_ib_*): Simplify description of instruction buffer.
7386 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7387 (cf_mem): Split into cf_mem1 and cf_mem2.
7388 (cf_v2_move_??): Rename to cfv12_alu_??.
7389 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7390 (cf_v2_mul_??): Remove reservations.
7391 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7392 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7393 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7395 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7396 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7397 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7398 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7399 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7400 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7401 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7402 expansions of the above reservations for instructions of sizes
7405 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7407 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7409 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7411 * coverage.c: Include tree-pass.h.
7412 (coverage_counter_alloc): Print da_file_name to the dump file.
7414 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7416 * sbitmap.c (sbitmap_range_empty_p): New function.
7417 * sbitmap.h (sbitmap_range_empty_p): New function.
7418 * bitmap.h: Now includes obstack.h.
7420 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7421 Kenneth Zadeck <zadeck@naturalbridge.com>
7423 * dbgcnt.def (ra_byte_scan): Added.
7424 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7425 when the last hit happens for a counter.
7426 * timevar.def (TV_DF_BYTE_LR): New variable.
7427 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7428 * passes.c (pass_fast_rtl_byte_dce): New pass.
7429 * fwprop.c (update_df): Added mode to call df_ref_create.
7430 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7431 DF_REF_EXTRACT_OFFSET.
7432 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7433 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7435 (df_ref_extract): Added mode field.
7436 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7437 DF_REF_EXTRACT_OFFSET.
7438 (DF_REF_EXTRACT_MODE): New macro.
7439 (df_byte_lr_bb_info): New structure.
7440 (df_print_byte_regset, df_compute_accessed_bytes,
7441 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7442 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7443 df_byte_lr_simulate_uses,
7444 df_byte_lr_simulate_artificial_refs_at_top,
7445 df_byte_lr_simulate_artificial_refs_at_end,
7446 df_compute_accessed_bytes): New function.
7447 (df_ref_create): Add parameter.
7448 (df_byte_lr_get_bb_info): New inline function.
7449 * df-scan.c (df_ref_record, df_uses_record,
7450 df_ref_create_structure): Added mode parameter.
7451 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7452 df_defs_record, df_uses_record, df_get_conditional_uses,
7453 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7454 df_entry_block_defs_collect, df_exit_block_uses_collect):
7455 Added mode parameter to calls to df_ref_record, df_uses_record,
7456 df_ref_create_structure.
7457 (df_ref_equal_p, df_ref_compare): Added test for modes.
7458 (df_ref_create_structure): Added code to set mode. Renamed
7459 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7460 DF_REF_EXTRACT_OFFSET.
7461 * df-core.c (df_print_byte_regset): New function.
7462 * df-byte-scan.c: New file.
7463 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7464 calls to BITMAP_FREE.
7465 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7466 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7467 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7468 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7469 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7470 df_byte_lr_local_compute, df_byte_lr_init,
7471 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7472 df_byte_lr_transfer_function, df_byte_lr_free,
7473 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7474 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7475 df_byte_lr_simulate_uses,
7476 df_byte_lr_simulate_artificial_refs_at_top,
7477 df_byte_lr_simulate_artificial_refs_at_end): New function.
7478 * dce.c (byte_dce_process_block): New function.
7479 (dce_process_block): au is now passed in rather than computed
7480 locally. Changed loops that look at artificial defs to not look
7481 for conditional or partial ones, because there never are any.
7482 (fast_dce): Now is able to drive byte_dce_process_block or
7483 dce_process_block depending on the kind of dce being done.
7484 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7485 (rest_of_handle_fast_byte_dce): New function.
7486 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7487 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7489 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7492 * gcc.h: Added fortran options that take arguments to
7493 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7496 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7498 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7499 scalarization if on the LHS and not a full access.
7501 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7503 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7505 2008-04-18 Rafael Espindola <espindola@google.com>
7507 * tree-vrp.c (find_case_label_index): Fix the binary search.
7508 (find_case_label_range): New.
7509 (vrp_visit_switch_stmt): Use find_case_label_range.
7510 (simplify_switch_using_ranges): Use find_case_label_range.
7512 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7514 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7515 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7517 2008-04-18 Tom Tromey <tromey@redhat.com>
7520 * doc/cpp.texi (Implementation-defined behavior): Mention
7523 2008-04-18 Ian Lance Taylor <iant@google.com>
7525 * fold-const.c (pointer_may_wrap_p): New static function.
7526 (fold_comparison): Add another test for pointer overflow. Use
7527 pointer_may_wrap_p to disable some false positives.
7529 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7531 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7532 (fname_as_string): Match updated cpp_interpret_string prototype.
7533 (fix_string_type): Support char16_t* and char32_t*.
7534 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7535 derivative) nodes. Register as builtin if C++0x.
7536 (c_parse_error): Support CPP_CHAR{16,32}.
7537 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
7538 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
7539 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
7540 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
7541 CTI_CHAR32_ARRAY_TYPE>: New elements.
7542 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
7543 char32_type_node, signed_char32_type_node, char16_array_type_node,
7544 char32_array_type_node): New defines.
7545 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
7546 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
7547 (lex_string): Support CPP_STRING{16,32}, match updated
7548 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
7549 (lex_charconst): Support CPP_CHAR{16,32}.
7550 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
7551 and CPP_STRING{16,32}.
7553 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
7556 * aclocal.m4: Regenerate.
7557 * configure: Regenerate.
7559 2008-04-18 Jan Hubicka <jh@suse.cz>
7561 * except.c (dw2_size_of_call_site_table,
7562 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7564 * cgraphbuild.c (build_cgraph_edges): Update.
7565 * tree-pass.h: Update comment.
7566 * final.c (leaf_function_p): Update.
7567 (leaf_renumber_regs): Update.
7568 (rest_of_clean_state): Update.
7569 * omp-low.c (expand_omp_parallel): Update.
7570 * ipa-reference.c (analyze_function): Update.
7571 * reorg.c (find_end_label): Update.
7572 (optimize_skip): Update.
7573 (fill_simple_delay_slots): Update.
7574 (fill_simple_delay_slots): Update.
7575 (make_return_insns): Update.
7576 (dbr_schedule): Update.
7577 * gimple-low.c (record_vars_into): Update.
7578 * cfgbuild.c (make_edges): Update.
7579 * function.c (assign_stack_local): Update.
7580 (assign_parm_adjust_stack_rtl): Update.
7581 (locate_and_pad_parm): Update.
7582 (allocate_struct_function): Do not initialize stack_alignment_needed
7583 and preferred_stack_boundary here.
7584 (stack_protect_prologue): Update.
7585 (stack_protect_epilogue): Update.
7586 (expand_function_start): Initialize stack_alignment_needed,
7587 preferred_stack_boundary and max_jumptable_ents.
7588 (expand_function_end): Update.
7589 (free_after_compilation): Do not NULLify epilogue_delay_list.
7590 * function.h (struct rtl_data): Add stack_protect_guard,
7591 stack_alignment_needed,
7592 preferred_stack_boundary, epilogue_delay_list.
7593 (struct function): Remove value_histograms, stack_alignment_needed,
7594 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7596 unexpanded_var_list, stack_protect_guard.
7597 (current_function_epilogue_delay_list): Remove.
7598 * ipa-type-escape.c (analyze_function): Update.
7599 * gimplify.c (pop_gimplify_context): Update comment.
7600 * calls.c (expand_call): Update.
7601 (emit_library_call_value_1): Update.
7602 * except.c (set_nothrow_function_flags): Update.
7603 * cfgexpand.c (get_decl_align_unit): Update.
7604 (create_stack_guard): Update.
7605 (estimated_stack_frame_size): Update.
7606 (expand_used_vars): Update.
7607 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7608 * explow.c (allocate_dynamic_stack_space): Update.
7609 * tree-ssa-live.c (remove_unused_locals): Update.
7610 * varasm.c (mark_constant_pool): Update.
7611 * tree-inline.c (remap_decls): Update.
7612 (initialize_cfun): Update.
7613 (declare_return_variable): Update.
7614 (inline_forbidden_p): Update.
7615 (expand_call_inline): Update.
7616 (declare_inline_vars): Update.
7617 (tree_function_versioning): Update.
7618 * tree-flow.h (value_histograms): New.
7619 (VALUE_HISTOGRAMS): New macro.
7620 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7622 * tree-cfg.c (set_bb_for_stmt): Update.
7623 (replace_by_duplicate_decl): Update.
7624 (move_block_to_fn): Update.
7625 (new_label_mapper): Update.
7626 (dump_function_to_file): Update.
7627 * ipa-struct-reorg.c (build_data_structure): Update.
7628 * cfgrtl.c (print_rtl_with_bb): Update.
7629 * reload1.c (reload): Update.
7631 * config/i386/i386.c (setup_incoming_varargs_64,
7632 ix86_compute_frame_layout): Update.
7633 * config/arc/arc.c (arc_output_function_epilogue): Update.
7635 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7637 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7638 for FreeBSD as well.
7639 * gthr-posix95.h: Likewise.
7641 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7643 PR rtl-optimization/35838
7644 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7645 out the byte offset of the first subreg.
7647 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7649 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7650 to split_ti instead of three separate calls with single member arrays.
7651 (subti3 splitter): Ditto.
7652 (adddi3 splitter): Ditto with split_di.
7653 (subdi3 splitter): Ditto.
7654 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7655 two separate calls with single member arrays. Swap match_dup
7656 operands 1 and 2 to better fit into the array.
7657 (negdi2 splitter): Ditto with split_di.
7658 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7659 two separate calls with single member arrays. Swap match_dup operands
7660 6 and 7 to better fit into the array.
7662 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7664 * config/i386/i386.c (sse_builtin_type): New.
7665 (bdesc_sse_args): Likewise.
7666 (bdesc_sse_3arg): Removed.
7667 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7668 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7669 IX86_BUILTIN_ROUNDPS.
7670 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7671 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7672 IX86_BUILTIN_ROUNDPS.
7673 (ix86_expand_sse_4_operands_builtin): Removed.
7674 (ix86_expand_sse_operands_builtin): New.
7675 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7676 and CODE_FOR_sse4_1_roundps.
7677 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7678 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7680 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7683 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7684 regs before frame pop when needed. If use_backchain_to_restore_sp
7685 then load backchain into a temp reg to restore vr and vrsave. Add
7686 code to restore vr after frame pop if possible.
7688 2008-04-17 Richard Guenther <rguenther@suse.de>
7690 * tree-vn.c (expressions_equal_p): Do not check type
7691 equality or compatibility before calling operand_equal_p.
7692 * fold-const.c (operand_equal_p): Check equivalence of
7693 integer constants before bailing out due to signedness or
7694 precision differences.
7695 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7696 spurious differences in type qualification. Ignore types
7697 for COMPONENT_REFs at all.
7699 2008-04-17 Christian Bruel <christian.bruel@st.com>
7701 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7702 msw_skip comparison.
7704 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7707 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7710 PR tree-optimization/35899
7711 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7712 rather than TREE_OPERAND.
7714 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7717 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7718 temporary registers. Change operand predicate to general_operand.
7719 (remainderxf3): Ditto.
7721 2008-04-16 Richard Guenther <rguenther@suse.de>
7723 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7724 * tree-affine.c (aff_combination_expand): Look through some
7727 2008-04-15 Doug Kwan <dougkwan@google.com>
7729 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7731 * tree-pretty-print.c (dump_generic_node): Ditto.
7732 * final.c (output_addr_const): Ditto.
7733 * dwarf2out.c (output_cfi): Ditto.
7734 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7735 * print-rtl.c (print_rtx): Ditto.
7736 * print-tree.c (print_node_brief, print_node): Ditto.
7737 * c-common.c (match_case_to_enum_1): Ditto.
7738 * sched-vis.c (print_value): Ditto.
7739 * config/i386/i386.c (print_operand): Cast to long unsigned int
7742 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7743 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7744 MS Windows VirtualProtect function.
7746 2008-04-15 Jan Hubicka <jh@suse.cz>
7748 * gengtype.c (write_root): Param_is argument is OK.
7749 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7750 * function.h: Include varray.h
7751 (rtl_eh): New stucture based on except.c one.
7752 (call_site_record): New forward declaration and vector type.
7753 * calls.c (emit_call_1): Do not call
7754 note_current_region_may_contain_throw.
7755 * except.c (eh_status): Remove cur_region, try_region since they are
7757 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7758 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7759 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7760 Remove call_site_data_used, call_site_data_size.
7761 Turn call_site_record into vector in function.h.
7762 (note_current_region_may_contain_throw): Remove.
7763 (get_exception_pointer, get_exception_filter): Do not take struct
7764 function argument; update.
7765 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7766 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7767 build_post_landing_pads, dw2_build_landing_pads,
7768 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7769 sjlj_emit_function_enter, sjlj_emit_function_enter,
7770 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7771 sjlj_build_landing_pads, finish_eh_generation,
7772 remove_exception_handler_label, remove_eh_handler,
7773 maybe_remove_eh_handler, add_reachable_handler,
7774 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7775 add_action_record, collect_one_action_chain, add_call_site,
7776 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7777 sjlj_output_call_site_table, output_function_exception_table,
7778 * except.h (note_current_region_may_contain_throw): Remove
7779 (get_exception_pointer, get_exception_filter): Do not take struct
7781 * Makefile.in (GTFILES): Put varargs before struct function.
7783 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7785 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7786 punt for STRING_CST.
7787 (get_constraint_for): Deal with STRING_CST here instead.
7789 2008-04-15 Richard Guenther <rguenther@suse.de>
7791 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7792 statements in a basic-block with a backward walk. Do not
7793 substitute into dead statements but instead remove those.
7795 2008-04-15 Richard Guenther <rguenther@suse.de>
7797 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7798 to zero, thus disable creation of SFTs.
7800 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7802 * tree-predcom.c (suitable_reference_p): Return false if the
7803 reference can throw.
7805 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7808 * c-decl.c (finish_decl): If extern or static var has variable
7809 size, set TREE_TYPE (decl) to error_mark_node.
7811 2008-04-15 Rafael Espindola <espindola@google.com>
7813 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7816 2008-04-15 Richard Guenther <rguenther@suse.de>
7818 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7819 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7820 (visit_reference_op_load): Do walk vuse-vdef chains on
7821 vn_reference_lookup.
7822 (visit_reference_op_store): But do not here.
7823 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7824 vn_reference_lookup.
7825 (vn_lookup_with_vuses): But do so here.
7827 2008-04-14 Ian Lance Taylor <iant@google.com>
7829 * fold-const.c (fold_overflow_warning): Remove assertion.
7831 2008-04-15 Ben Elliston <bje@au.ibm.com>
7833 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7834 temp1 local variables.
7836 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7839 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7840 ".text.unlikely" section as executable.
7842 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7844 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7845 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7846 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7847 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7848 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7849 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7850 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7852 2008-04-14 Ian Lance Taylor <iant@google.com>
7854 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7855 * fold-const.c (fold_comparison): If appropriate, test
7856 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7857 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7858 reassociating a pointer type.
7859 * doc/invoke.texi (Optimize Options): Document that
7860 -fstrict-overflow applies to pointer wraparound.
7862 2008-04-13 Jan Hubicka <jh@suse.cz>
7864 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7866 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7868 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7869 we are going to "save the world".
7871 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7873 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7874 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7875 operand 0 constraint, not "=".
7877 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7879 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7881 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7883 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7884 of size of positions_needed * CHAR_BIT.
7886 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7889 * dse.c (store_info): Change positions_needed to unsigned
7891 (lowpart_bitmask): New.
7892 (record_store): Cast to unsigned HOST_WIDE_INT for
7893 positions_needed. Assert width <= size of positions_needed *
7894 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7895 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7896 lowpart_bitmask to set mask.
7898 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7900 * config/bfin/constraints.md: New file.
7901 * config/bfin/bfin.md: Include it.
7902 (adddi3): Use satisfies_constraint functions instead of the old macros.
7903 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7904 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7905 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7906 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7907 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7908 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7909 EXTRA_CONSTRAINT): Delete.
7910 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7911 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7913 * config/bfin/bfin.c: Include "tm-constrs.h".
7914 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7915 Use satisfies_constraint functions instead of the old macros.
7916 * doc/md.texi (Blackfin Constraints): Update file name reference.
7918 2008-04-11 Richard Guenther <rguenther@suse.de>
7920 PR tree-optimization/35869
7921 * tree-vrp.c (execute_vrp): Move switch statement update after
7922 jump threading. Schedule another cfg cleanup run.
7924 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7927 * attribs.c (decl_attributes): Return early on errorneous node.
7929 2008-04-10 Oleg Ryjkov <olegr@google.com>
7931 * tree.h (struct tree_base): Added a new flag default_def_flag.
7932 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7934 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7936 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7938 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7941 * pa.md: Define mode iterator P. Define mode attribute dwc.
7942 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7943 (icacheflush): Likewise.
7944 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7945 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7947 2008-04-11 Ben Elliston <bje@au.ibm.com>
7949 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7951 2008-04-10 Rafael Espindola <espindola@google.com>
7953 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7954 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7955 (extract_range_from_expr): The same.
7957 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7959 * config/mips/mips.md (GPR2): New mode iterator.
7961 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7962 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7963 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7964 Rewrite these to take two modes, the mode of comparison and the
7965 mode of the destination.
7966 * config/mips/mips.c (mips_expand_scc): Instead of having
7967 paradoxical subreg as destination, expand "narrowing" scc if mode
7968 of comparison is SI and target is requested in DI mode.
7969 (mips_emit_int_order_test): Update comment. Make mode of
7970 comparison match CMP0 rather than TARGET. When creating inverse
7971 target use mode of TARGET.
7973 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7975 * gcov-dump.c (tag_summary): Only print summaries for the first
7976 GCOV_COUNTERS_SUMMABLE counters.
7978 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7980 * config/i386/i386.md (absneg): New code iterator.
7981 (absnegprefix): New code attribute.
7982 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7983 patterns using absneg code iterator.
7984 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7985 using absneg code iterator.
7986 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7987 *neg<mode>2 patterns using absneg code iterator.
7988 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7989 *negextendsfdf2 patterns using absneg code iterator.
7990 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7991 *negextendsfxf2 patterns using absneg code iterator.
7992 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7993 *negextendsfdf2 patterns using absneg code iterator.
7994 * config/i386/sse.md (<code><mode>2): Macroize expander from
7995 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7997 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7999 * config/s390/s390.h: Remove the remains of the recent search
8000 & replace action of current_function_outgoing_args_size.
8002 2008-04-10 Ira Rosen <irar@il.ibm.com>
8004 PR tree-optimization/35821
8005 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
8006 NEW_STMT_LIST is not NULL.
8008 2008-04-09 David Edelsohn <edelsohn@gnu.org>
8011 * toplev.c (process_options): Remove -ffunction-sections debugging
8014 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
8016 PR middle-end/PR28690
8017 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
8018 than gen_rtx_fmt_ee to perform more canonicalizations.
8020 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8023 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
8025 2008-04-09 Richard Guenther <rguenther@suse.de>
8027 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
8028 (dump_function_to_file): Dump function arguments with types.
8030 2008-04-08 Richard Guenther <rguenther@suse.de>
8032 * fold-const.c (fold_widened_comparison): Do not allow
8033 sign-changes that change the result.
8035 2008-04-08 Janis Johnson <janis187@us.ibm.com>
8038 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
8039 kinds of indirect references.
8041 2008-04-08 David Edelsohn <edelsohn@gnu.org>
8043 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
8044 GNU Fortran language string.
8046 2008-04-08 Rafael Espindola <espindola@google.com>
8048 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
8049 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
8050 * tree.h (tree_call_nonnegative_warnv_p): New.
8052 2008-04-08 Jan Hubicka <jh@suse.cz>
8054 * function.c (free_after_compilation): Clear out regno_reg_rtx
8057 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
8060 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8062 PR middle-end/PR28690
8063 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
8064 same precedence as REG_POINTER and MEM_POINTER operands.
8066 2008-04-08 Richard Guenther <rguenther@suse.de>
8069 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
8070 for adding index to base.
8072 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
8074 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
8075 (MINGW_ENABLE_EXECUTE_STACK): New.
8076 (IN_LIBGCC2): For libgcc include windows.h file for
8077 function declarations.
8079 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
8081 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
8082 and tem2 if tem1 is not a REG or MULT.
8084 2008-04-08 Jan Hubicka <jh@suse.cz>
8086 * function.h (incomming_args): Break out of struct function.
8087 (function_subsections): Break out of struct function.
8088 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
8089 return_rtx and hard_reg_initial_vals from struct function.
8090 Kill inl_max_label_num.
8091 (current_function_pops_args, current_function_args_info,
8092 current_function_args_size, current_function_args_size,
8093 current_function_pretend_args_size,
8094 current_function_outgoing_args_size,
8095 current_function_internal_arg_pointer, current_function_return_rtx):
8096 Kill compatibility accestor macros.
8097 * builtins.c (expand_builtin_apply_args_1): Update.
8098 (expand_builtin_next_arg): Update.
8099 * df-scan.c (df_get_call_refs): Update.
8100 * dbxout.c (dbxout_function_end): Update.
8101 * dwarf2out.c (dwarf2out_switch_text_section): Update.
8102 (output_line_info): Update.
8103 (secname_for_decl): Update.
8104 (dwarf2out_var_location): Update.
8105 * function.c (free_after_compilation): Update.
8106 (assign_parm_find_stack_rtl): Update.
8107 (assign_parms): Update.
8108 (expand_dummy_function_end): Update.
8109 (expand_function_end): Update.
8110 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
8111 (expand_call): Update.
8112 (emit_library_call_value_1): Update.
8113 (store_one_arg): Update.
8114 * varasm.c (initialize_cold_section_name): Update.
8115 (unlikely_text_section): Update.
8116 (unlikely_text_section_p): Update.
8117 (assemble_start_function): Update.
8118 (assemble_end_function): Update.
8119 (default_section_type_flags): Update.
8120 (switch_to_section): Update.
8121 * integrate.c (set_decl_abstract_flags): Update.
8122 (get_hard_reg_initial_val): Update.
8123 (has_hard_reg_initial_val): Update.
8124 (allocate_initial_values): Update.
8125 * resource.c (init_resource_info): Update.
8126 * config/alpha/alpha.c (NUM_ARGS): Update.
8127 (direct_return): Update.
8128 (alpha_va_start): Update.
8129 (alpha_sa_size): Update.
8130 (alpha_initial_elimination_offset): Update.
8131 (alpha_expand_prologue): Update.
8132 (alpha_start_function): Update.
8133 (alpha_expand_epilogue): Update.
8134 (unicosmk_initial_elimination_offset):
8135 * config/alpha/alpha.md (call expander): Update.
8136 * config/s390/s390.c (s390_register_info): Update.
8137 (s390_register_info): Update.
8138 (s390_frame_info): Update.
8139 (s390_initial_elimination_offset): Update.
8140 (s390_build_builtin_va_list): Update.
8141 (s390_va_start): Update.
8142 * config/spu/spu.c (direct_return): Update.
8143 (spu_expand_prologue): Update.
8144 (spu_initial_elimination_offset): Update.
8145 (spu_build_builtin_va_list): Update.
8146 (spu_va_start): Update.
8147 * config/sparc/sparc.c (sparc_init_modes): Update.
8148 (sparc_compute_frame_size): Update.
8149 (function_value): Update.
8150 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
8151 * config/i386/i386.md (return expander): Update.
8152 * config/i386/i386.c (ix86_va_start): Update.
8153 (ix86_can_use_return_insn_p): Update.
8154 (ix86_compute_frame_layout): Update.
8155 (ix86_expand_epilogue): Update.
8156 * config/sh/sh.c (output_stack_adjust): Update.
8157 (calc_live_regs): Update.
8158 (sh_expand_prologue): Update.
8159 (sh_builtin_saveregs): Update.
8160 (sh_va_start): Update.
8161 (initial_elimination_offset): Update.
8162 (sh_allocate_initial_value): Update.
8163 (sh_function_ok_for_sibcall): Update.
8164 (sh_get_pr_initial_val): Update.
8165 * config/sh/sh.md (return expander): Update.
8166 * config/avr/avr.c (frame_pointer_required_p): UPdate.
8167 * config/crx/crx.c (crx_compute_frame): UPdate.
8168 (crx_initial_elimination_offset): UPdate.
8169 * config/xtensa/xtensa.c (compute_frame_size): Update
8170 (xtensa_builtin_saveregs): Update.
8171 (xtensa_va_start): Update.
8172 (order_regs_for_local_alloc): Update.
8173 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
8174 (xstormy16_expand_builtin_va_start): Update.
8175 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
8176 * config/m68hc11/m68hc11.md (return expanders): Update.
8177 * config/m68hc11/m68hc11.c (expand_prologue): Update.
8178 (expand_epilogue): Update.
8179 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
8180 (cris_simple_epilogue): Update.
8181 (cris_expand_prologue): Update.
8182 (cris_expand_epilogue): Update.
8183 * config/iq2000/iq2000.c (iq2000_va_start): Update.
8184 (compute_frame_size): Update.
8185 * config/mt/mt.c (mt_compute_frame_size): Update.
8186 * config/mn10300/mn10300.c (expand_prologue): Update.
8187 (expand_epilogue): Update.
8188 (initial_offset): Update.
8189 (mn10300_builtin_saveregs):
8190 * config/mn10300/mn10300.md (return expander): Update.
8191 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8192 (ia64_initial_elimination_offset): Update.
8193 (ia64_initial_elimination_offset): Update.
8194 (ia64_expand_prologue): Update.
8195 * config/m68k/m68k.md (return expander): Update.
8196 * config/rs6000/rs6000.c (rs6000_va_start): Update.
8197 (rs6000_stack_info): Update.
8198 * config/mcore/mcore.c (layout_mcore_frame): Update.
8199 (mcore_expand_prolog): Update.
8200 * config/arc/arc.c (arc_compute_frame_size): Update.
8201 * config/score/score3.c (score3_compute_frame_size): Update.
8202 * config/score/score7.c (score7_compute_frame_size): Update.
8203 * config/arm/arm.c (use_return_insn): Update.
8204 (thumb_find_work_register): Update.
8205 (arm_compute_save_reg_mask): Update.
8206 (arm_output_function_prologue): Update.
8207 (arm_output_epilogue): Update.
8208 (arm_size_return_regs): Update.
8209 (arm_get_frame_offsets): Update.
8210 (arm_expand_prologue): Update.
8211 (thumb_exit): Update.
8212 (thumb_unexpanded_epilogue): Update.
8213 (thumb1_output_function_prologue): Update.
8214 * config/pa/pa.md (return expander): Update.
8215 * config/pa/pa.c (compute_frame_size): Update.
8216 (hppa_builtin_saveregs): Update.
8217 * config/mips/mips.c (mips_va_start): Update.
8218 (mips16_build_function_stub): Update.
8219 (mips_compute_frame_info): Update.
8220 (mips_restore_gp): Update.
8221 (mips_output_function_prologue): Update.
8222 (mips_expand_prologue): Update.
8223 * config/v850/v850.c (compute_frame_size): Update.
8224 (expand_prologue): * config/mmix/mmix.c (along): update.
8225 (mmix_initial_elimination_offset): update.
8226 (mmix_reorg): update.
8227 (mmix_use_simple_return): update.
8228 (mmix_expand_prologue): update.
8229 (mmix_expand_epilogue): Update.
8230 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8231 (emit_link_insn): Update.
8233 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8235 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8236 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8238 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8241 2008-04-07 Jan Hubicka <jh@suse.cz>
8243 * function.h (rtl): Rename to x_rtl.
8245 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8246 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8247 used_temp_slots avail_temp_slots, temp_slot_level,
8248 nonlocal_goto_handler_labels): Update accesstors.
8249 (rtl): New global variable.
8250 (struct function): Move some fileds to rtl_data.
8251 (get_arg_pointer_save_area): Update prototype.
8252 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8253 get_arg_pointer_save_area.
8254 * expr.c (init_expr): Update
8255 * function.c (get_frame_size): Update
8256 (assign_stack_local): Update
8257 (expand_function_end): Update.
8258 (get_art_pointer_save_area): Update
8260 * emit-rtl.c (rtl): Declare.
8261 (regno_reg_rtx): Declare.
8262 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8264 (gen_reg_rtx): Update.
8265 * varasm.c (n_deferred_constatns): Update accestor.
8266 (init_varasm_status): Do not allocate varasm_status.
8267 (force_const_mem, get_pool_size, output_constant_pool): Update.
8268 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8269 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8270 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
8271 * sparc/sparc.h (INIT_EXPANDERS): Update.
8272 * ia64/ia64.h (INIT_EXPANDERS): Update.
8274 2008-04-07 James E. Wilson <wilson@tuliptree.org>
8276 * reload.c (push_secondary_reload): Add missing break to for loop.
8278 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8280 PR middle-end/PR28690
8281 * rtlanal.c: Update copyright years.
8282 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
8283 as REG_POINTER and MEM_POINTER operands.
8284 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
8285 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
8286 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
8287 * gcse.c: Update copyright years.
8288 (pre_delete): Call gen_reg_rtx_and_attrs.
8289 (hoist_code): Likewise.
8290 (build_store_vectors): Likewise.
8291 (delete_store): Likewise.
8292 * loop-invariant.c (move_invariant_reg): Likewise.
8293 Update copyright years.
8295 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
8297 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
8298 control string instead of quoted.
8300 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8302 * doc/rtl.texi: Rewrite of subreg section.
8304 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
8307 * config/i386/i386.c (legitimize_pic_address): Add treating
8308 of dllimport SYM_REF's.
8309 (legitimize_dllimport_symbol): Add prototype.
8311 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8313 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
8314 reference in constructor with non self-referential type.
8316 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8318 Removal of Return with Depressed Stack Pointer support
8319 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
8320 (ECF_SP_DEPRESSED): Likewise.
8321 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
8322 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8323 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8324 (expand_call): Do not test ECF_SP_DEPRESSED.
8325 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8326 * function.c (keep_stack_depressed): Delete.
8327 (handle_epilogue_set): Likewise.
8328 (update_epilogue_consts): Likewise.
8329 (emit_equiv_load): Likewise.
8330 (thread_prologue_and_epilogue_insns): Remove support for Return with
8331 Depressed Stack Pointer.
8332 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8334 2008-04-06 Richard Guenther <rguenther@suse.de>
8336 PR tree-optimization/35400
8337 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
8338 information from SSA_NAMEs.
8340 2008-04-06 Anatoly Sokolov <aesok@post.ru>
8342 * config/avr/avr.h (avr_mega_p): Remove declaration.
8343 (AVR_MEGA): Remove macro.
8344 * config/avr/avr.c (avr_mega_p): Remove variable.
8345 (avr_override_options): Remove inicializion of avr_mega_p.
8346 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8347 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8348 (avr_jump_mode): (Ditto.).
8349 (avr_output_progmem_section_asm_op): (Ditto.).
8350 (avr_asm_init_sections): (Ditto.).
8351 (avr_asm_init_sections): (Ditto.).
8352 (avr_rtx_costs): (Ditto.).
8353 * config/avr/avr.md: (Ditto.).
8354 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
8357 2008-04-06 Richard Guenther <rguenther@suse.de>
8359 PR tree-optimization/35842
8360 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
8361 is_gimple_invariant_address.
8363 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8365 * gcc.c (default_compilers): Sync Fortran extensions list with
8366 that in fortran/lang-specs.h.
8367 * doc/invoke.texi: Likewise.
8368 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8369 * dwarf2out.c (gen_compile_unit_die): Likewise.
8371 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8373 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8375 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8378 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8379 attribute is used for nested functions.
8381 2008-04-05 Jan Hubicka <jh@suse.cz>
8383 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8385 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8387 (dump_files): Update.
8388 (enable_rtl_dump_file): Do not accept letter argument.
8389 * tree-pass.h (dump_file_info): Remove letter argument.
8390 * toplev.c (decode_d_option): Update -da handling.
8391 * toplev.h (enable_rtl_dump_file): Update prototype.
8392 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8393 it out based on pass type.
8394 (register_dump_files_1): Likewise.
8395 (init_optimization_passes): Update register_one_dump_file calls.
8396 (execute_one_pass): Sanity check that IPA passes are called at IPA
8397 level and RTL passes at RTL level.
8398 (execute_pass_list): IPA pass can not be after or subpass of
8400 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8401 disallov RTL subpasses of IPA subpasses.
8403 2008-04-05 Ben Elliston <bje@au.ibm.com>
8405 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8406 builtins that return exactly once and do not throw. Cache call to
8409 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8411 PR rtl-optimization/34916
8413 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8414 between instruction pairs.
8416 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8418 * doc/invoke.texi: Document -mbitops for SH.
8419 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8420 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8421 * config/sh/sh.c (print_operand): Add %t operand code.
8422 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8423 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8424 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8425 (extendqihi2): Likewise.
8426 (movqi_i): Likewise.
8427 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8428 (extv): Use bld instruction for SH2A if possible.
8430 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8431 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8432 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8433 (bset.b, bclr.b): Define peepholes.
8434 * config/sh/sh.opt (mbitops): New option.
8436 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8439 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8440 and view convert expression.
8442 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8445 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8447 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8449 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8451 * config/i386/cpuid.h (bit_AES): New.
8452 (bit_PCLMUL): Likewise.
8454 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8455 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8456 SSE2 if AES or PCLMUL is enabled.
8457 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8458 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8459 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8460 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8461 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8462 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8463 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8464 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8465 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8466 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8467 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8468 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8469 __builtin_ia32_aeskeygenassist128 and
8470 __builtin_ia32_pclmulqdq128.
8471 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8472 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8473 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8475 * config/i386/i386.h (TARGET_AES): New.
8476 (TARGET_PCLMUL): Likewise.
8477 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8479 * config/i386/i386.md (UNSPEC_AESENC): New.
8480 (UNSPEC_AESENCLAST): Likewise.
8481 (UNSPEC_AESDEC): Likewise.
8482 (UNSPEC_AESDECLAST): Likewise.
8483 (UNSPEC_AESIMC): Likewise.
8484 (UNSPEC_AESKEYGENASSIST): Likewise.
8485 (UNSPEC_PCLMUL): Likewise.
8487 * config/i386/i386.opt (maes): New.
8488 (mpclmul): Likewise.
8490 * config/i386/sse.md (aesenc): New pattern.
8491 (aesenclast): Likewise.
8493 (aesdeclast): Likewise.
8495 (aeskeygenassist): Likewise.
8496 (pclmulqdq): Likewise.
8498 * config/i386/wmmintrin.h: New.
8500 * doc/extend.texi: Document AES and PCLMUL built-in function.
8502 * doc/invoke.texi: Document -maes and -mpclmul.
8504 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8506 * function.c (free_after_parsing): Replace with
8507 cxx_push_function_context from C++ front-end.
8508 (allocate_struct_function): Don't call langhook.
8509 * langhooks.h (struct lang_hooks_for_functions): Delete.
8510 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8512 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8513 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8514 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8515 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8516 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8517 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8518 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8520 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8521 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8523 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8526 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8529 2008-04-04 Richard Guenther <rguenther@suse.de>
8532 * fold-const.c (optimize_minmax_comparison): Use the correct
8533 type for the constant in the simplified comparison.
8535 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
8537 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
8538 Pass L2 size as "--param l2-cache-size" to the compiler.
8539 (decode_l2_cache): New function to decode L2 cache parameters using
8540 0x8000006 extended cpuid function.
8541 (detect_caches_amd): Determine parameters of L2 cache using
8542 decode_l2_caches function.
8543 (decode_caches_intel): Decode L2 cache parameters.
8544 (detect_caches_intel): Determine L2 cache parameters using
8545 decode_caches_intel and decode_l2_caches functions.
8547 2008-04-03 Bob Wilson <bob.wilson@acm.org>
8549 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
8550 secondary input reload for subword loads from the constant pool.
8552 2008-04-03 Janis Johnson <janis187@us.ibm.com>
8555 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
8556 constants of the appropriate size for runtime calculations.
8559 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8560 decimal-float literal constant zero.
8562 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8565 * c-parser.c (c_parser_omp_atomic): Call
8566 default_function_array_conversion on the RHS.
8569 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8570 call is_variable_sized if decl has incomplete type.
8572 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8574 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8576 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8578 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8580 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8581 (sgt<u>): Merge sgt and sgtu into new expander.
8582 (sgt, sgtu): Remove expanders.
8583 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8584 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8585 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8586 *sgtu_<mode>_mips16 into new pattern.
8587 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8588 (sge<u>): Merge sge and sgeu into new expander.
8589 (sge, sgeu): Remove expanders.
8590 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8592 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8593 (slt<u>): Merge slt and sltu into new expander.
8594 (slt, sltu): Remove expanders.
8595 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8596 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8597 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8598 *sltu_<mode>_mips16 into new pattern.
8599 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8600 (sle<u>): Merge sle and sleu into new expander.
8601 (sle, sleu): Remove expanders.
8602 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8603 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8604 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8605 *sleu_<mode>_mips16 into new pattern.
8606 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8608 2008-04-03 Jan Hubicka <jh@suse.cz>
8610 PR tree-optimization/35795
8611 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8612 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8613 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8614 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8615 * score/score3.c (score3_output_mi_thunk): Likewise.
8616 * score/score7.c (score7_output_mi_thunk): Likewise.
8617 * mips/mips.c (mips_output_mi_thunk): Likewise.
8619 2008-04-03 Richard Guenther <rguenther@suse.de>
8621 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8622 conversions. Simplify code.
8624 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8626 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8628 2008-04-03 Tom Tromey <tromey@redhat.com>
8629 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8631 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8632 * config/bfin/t-bfin-linux (generated_files): Add
8633 linux-sysroot-suffix.h.
8634 * doc/install.texi (Prerequisites): Require make 3.80.
8635 * doc/sourcebuild.texi (Front End Directory): Document new
8637 * Makefile.in (generated_files): New variable.
8638 (ALL_HOST_OBJS): New variable.
8639 ($(ALL_HOST_OBJS)): New target.
8641 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8643 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8644 (remap_block): Call id->transform_lang_insert_block instead
8646 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8647 Set id.transform_lang_insert_block to NULL.
8648 (clone_body): Move to cp/optimize.c
8649 * tree-inline.h (struct copy_body_data): Change
8650 transform_lang_insert_block to function pointer.
8651 (copy_generic_body, copy_decl_no_change): Export.
8652 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8653 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8654 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8656 * c-tree.h (insert_block): Kill.
8657 * c-decl.c (insert_block): Kill.
8659 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8661 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8662 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8663 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8665 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8666 argument, call {push,pop}_function_context from here.
8667 * c-parser.c: Use c_{push,pop}_function_context.
8669 * function.c (push_function_context_to): Move meat ...
8670 (push_function_context): ... here. Simplify.
8671 * function.c (pop_function_context_from): Move meat ...
8672 (pop_function_context): ... here. Simplify.
8673 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8675 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8676 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8677 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8678 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8680 2008-04-03 Ben Elliston <bje@au.ibm.com>
8682 * expmed.c (extract_force_align_mem_bit_field): Remove.
8684 2008-04-03 Richard Guenther <rguenther@suse.de>
8687 * expr.h (try_casesi): Adjust prototype.
8688 * expr.c (try_casesi): Take fallback label as extra parameter.
8689 Use that for gen_casesi if default_label is NULL.
8690 * stmt.c (expand_case): Pass fallback label to try_casesi,
8691 make sure to fill gaps with a fallback label if default_label
8694 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8697 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8699 2008-04-03 Ben Elliston <bje@au.ibm.com>
8701 * expmed.c (extract_split_bit_field): Remove if (0) code.
8702 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8703 (do_ds_constraint): Likewise.
8705 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8707 * doc/cppopts.texi (-dU): Document.
8708 * c-common.h (flag_dump_macros): Update comment.
8709 * c-opts.c (handle_OPT_d): Handle -dU.
8710 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8711 dump_queued_macros, cb_used_define, cb_used_undef): New.
8712 (init_pp_output): Handle -dU.
8713 (cb_line_change): Call dump_queued_macros.
8714 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8716 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8718 * config/avr/predicates.md (io_address_operand): New predicate.
8719 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8720 * config/avr/avr.c (avr_io_address_p): Remove function.
8721 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8722 'avr_io_address_p' function.
8723 (out_movhi_r_mr): (Ditto.).
8724 (out_movqi_mr_r): (Ditto.).
8725 (out_movhi_mr_r): (Ditto.).
8726 (avr_address_cost): (Ditto.).
8728 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8730 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8731 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8732 in 32bit mode when XMM registers are available to avoid store
8734 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8735 corresponding post-reload splitters.
8737 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8739 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8740 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8741 __builtin_ia32_roundss.
8742 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8743 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8744 __builtin_ia32_roundss.
8745 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8746 IX86_BUILTIN_SHUFPD here.
8748 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8750 * config/i386/i386.md (plogic): New.
8751 (plogicprefix): Likewise.
8753 * config/i386/mmx.md (mmx_<code><mode>3): New.
8754 (mmx_and<mode>3): Removed.
8755 (mmx_ior<mode>3): Likewise.
8756 (mmx_xor<mode>3): Likewise.
8758 * config/i386/sse.md (<code><mode>3): New.
8759 (*<code><mode>3): Likewise.
8760 (*<code><mode>3): Likewise.
8761 (<code><mode>3): Likewise.
8762 (*sse_<code><mode>3): Likewise.
8763 (*sse2_<code><mode>3): Likewise.
8764 (<code>tf3): Likewise.
8765 (*<code>tf3): Likewise.
8766 (and<mode>3): Likewise.
8767 (*and<mode>3): Likewise.
8768 (ior<mode>3): Removed.
8769 (*ior<mode>3): Likewise.
8770 (xor<mode>3): Likewise.
8771 (*xor<mode>3): Likewise.
8772 (*and<mode>3): Likewise.
8773 (*ior<mode>3): Likewise.
8774 (*xor<mode>3): Likewise.
8775 (and<mode>3): Likewise.
8776 (*sse_and<mode>3): Likewise.
8777 (*sse2_and<mode>3): Likewise.
8779 (*andtf3): Likewise.
8780 (ior<mode>3): Likewise.
8781 (*sse_ior<mode>3): Likewise.
8782 (*sse2_ior<mode>3): Likewise.
8784 (*iortf3): Likewise.
8785 (xor<mode>3): Likewise.
8786 (*sse_xor<mode>3): Likewise.
8787 (*sse2_xor<mode>3): Likewise.
8789 (*xortf3): Likewise.
8791 2008-04-02 Richard Guenther <rguenther@suse.de>
8793 PR tree-optimization/14495
8794 PR tree-optimization/34793
8795 * tree-vrp.c (struct switch_update): New structure.
8796 (to_remove_edges, to_update_switch_stmts): New VECs.
8797 (simplify_switch_using_ranges): New function. Remove not taken
8798 case labels and edges.
8799 (simplify_stmt_using_ranges): Call it.
8800 (identify_jump_threads): Mark edges we have queued for removal
8801 so we don't thread them.
8802 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8804 * tree-cfg.c (group_case_labels): Deal with missing default label.
8805 (tree_verify_flow_info): Allow missing default label.
8806 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8807 (emit_case_nodes): Likewise.
8808 (expand_case): Do not rely on the default label to be present.
8809 * expr.c (try_casesi): Deal with NULL default_label.
8810 (do_tablejump): Likewise.
8812 2008-04-02 Richard Guenther <rguenther@suse.de>
8814 PR tree-optimization/14495
8815 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8816 SWITCH_EXPR here ...
8817 (vrp_visit_switch_stmt): ... but here (new function).
8818 (find_case_label_index): New helper function.
8819 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8821 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8823 * fwprop.c: Fix ISO-C99ism.
8825 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8828 * Makefile.in (objdir): Set it here.
8829 * configure.ac: Not here. Find dynamic linker characteristics.
8830 * exec-tool.in: Use them.
8831 * aclocal.m4: Regenerate.
8832 * configure: Regenerate.
8834 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8836 * expr.c (expand_var): Delete it.
8837 * expr.h (expand_var): Delete prototype.
8838 * function.c (expand_function_start): Use expand_decl instead.
8839 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8842 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8844 PR rtl-optimization/35542
8845 * fwprop.c (forward_propagate_and_simplify): Replace
8846 loc_reg_mentioned_in_p with reg_mentioned_p.
8848 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8850 PR rtl-optimization/35281
8851 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8852 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8853 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8854 (varying_mem_p): Move above propagate_rtx.
8855 (all_uses_available_at): Do not check MEMs.
8857 2008-04-02 Rafael Espindola <espindola@google.com>
8859 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8860 (register_edge_assert_for_2): Split the cond argument.
8861 (register_edge_assert_for_1): Adjust for the change in
8862 register_edge_assert_for_2.
8863 (register_edge_assert_for): Split the cond argument.
8864 (find_switch_asserts): Adjust for the change in
8865 register_edge_assert_for.
8867 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8869 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8870 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8871 offsets for 64-bit mingw.
8872 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8873 abi for x86_64-pc-mingw.
8875 2008-04-02 Richard Guenther <rguenther@suse.de>
8877 * tree-vrp.c (extract_range_from_assert): Make sure to not
8878 produce range min/max with TREE_OVERFOW set.
8879 If merging a anti-range and a range keep the anti-range if
8880 the range covers all values of the type.
8881 (register_edge_assert_for_2): Only allow sign-changing
8882 conversions in detecting canonical range checks. Also
8883 register an assert for the unsigned name if useful.
8885 PR tree-optimization/35787
8886 * tree-vrp.c (vrp_val_max): New function.
8887 (vrp_val_min): Likewise.
8888 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8889 (vrp_val_is_min): Likewise.
8890 (supports_overflow_infinity): Use vrp_val_{min,max}.
8891 (negative_overflow_infinity): Likewise.
8892 (positive_overflow_infinity): Likewise.
8893 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8894 (is_positive_overflow_infinity): Likewise.
8895 (is_overflow_infinity): Likewise.
8896 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8897 vrp_val_is_{min,max}.
8898 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8899 to ranges if possible. Avoid empty ranges.
8901 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8904 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8905 the expression is a function address.
8907 2008-04-01 George Helffrich <george@gcc.gnu.org>
8909 PR fortran/35154, fortran/23057
8910 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8911 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8912 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8913 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8915 (dbxout_syms): Check for COMMON-based symbol and wrap in
8916 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8917 in bracket for efficiency.
8919 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8920 using DW_TAG_common_block + member offset.
8921 (add_pubname_string): New function.
8922 (dw_expand_expr): New function to find block name and offset for
8924 (common_check): New function to check whether symbol in Fortran COMMON.
8925 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8927 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8930 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8932 2008-04-02 Ben Elliston <bje@au.ibm.com>
8934 * config/v850/v850.md (casesi): Remove if (0) code.
8935 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8936 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8938 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8940 * config/i386/i386.md (rex64suffix): New mode attribute.
8941 (floathi<mode>2): Disable expander for SSE math.
8942 (*floathi<mode>2_1): New insn insn_and_split pattern.
8943 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8944 corresponding post-reload splitters.
8945 (*floathi<mode>2_i387): New macroized insn pattern.
8946 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8947 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8948 insn_and_split pattern.
8949 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8950 New macroized instruction patterns and corresponding post-reload
8952 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8953 and corresponding post-reload splitters.
8954 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8955 New macroized instruction patterns.
8956 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8957 macroized instruction patterns and corresponding post-reload splitters.
8958 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8959 corresponding post-reload splitters.
8960 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8961 New macroized instruction patterns.
8962 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8963 corresponding post-reload splitters.
8964 (*floatsi<mode>2_i387): New macroized instruction patterns.
8966 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8968 * config/i386/i386.md (smaxmin): New.
8969 (umaxmin): Likewise.
8970 (maxminiprefix): Likewise.
8971 (maxminfprefix): Likewise.
8972 (<code><mode>3): Likewise.
8973 (smin<mode>3): Removed.
8974 (smax<mode>3): Likewise.
8976 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8977 (mmx_<code>v4hi3): Likewise.
8978 (mmx_<code>v8qi3): Likewise.
8979 (mmx_smaxv2sf3): Removed.
8980 (mmx_sminv2sf3): Likewise.
8981 (mmx_umaxv8qi3): Likewise.
8982 (mmx_smaxv4hi3): Likewise.
8983 (mmx_uminv8qi3): Likewise.
8984 (mmx_sminv4hi3): Likewise.
8986 * config/i386/sse.md (<addsub><mode>3): New.
8987 (*<addsub><mode>3): Likewise.
8988 (<sse>_vm<addsub><mode>3): Likewise.
8989 (<maxmin><mode>3): Likewise.
8990 (*<maxmin><mode>3_finite): Likewise.
8991 (*<maxmin><mode>3): Likewise.
8992 (<sse>_vm<maxmin><mode>3): Likewise.
8993 (sse3_h<addsub>v4sf3): Likewise.
8994 (sse3_h<addsub>v2df3): Likewise.
8995 (<maxmin>v16qi3): Likewise.
8996 (*<maxmin>v16qi3): Likewise.
8997 (<maxmin>v8hi3): Likewise.
8998 (*<maxmin>v8hi3): Likewise.
8999 (*sse4_1_<maxmin><mode>3): Likewise.
9000 (*sse4_1_<maxmin><mode>3): Likewise.
9001 (add<mode>3): Removed.
9002 (*add<mode>3): Likewise.
9003 (<sse>_vmadd<mode>3): Likewise.
9004 (sub<mode>3): Likewise.
9005 (*sub<mode>3): Likewise.
9006 (<sse>_vmsub<mode>3): Likewise.
9007 (smin<mode>3): Likewise.
9008 (*smin<mode>3_finite): Likewise.
9009 (*smin<mode>3): Likewise.
9010 (<sse>_vmsmin<mode>3): Likewise.
9011 (smax<mode>3): Likewise.
9012 (*smax<mode>3_finite): Likewise.
9013 (*smax<mode>3): Likewise.
9014 (<sse>_vmsmax<mode>3): Likewise.
9015 (sse3_haddv4sf3): Likewise.
9016 (sse3_haddv2df3): Likewise.
9017 (sse3_hsubv4sf3): Likewise.
9018 (sse3_hsubv2df3): Likewise.
9019 (umaxv16qi3): Likewise.
9020 (*umaxv16qi3): Likewise.
9021 (smaxv8hi3): Likewise.
9022 (*smaxv8hi3): Likewise.
9023 (*sse4_1_smax<mode>3): Likewise.
9024 (*sse4_1_umax<mode>3): Likewise.
9025 (uminv16qi3): Likewise.
9026 (*uminv16qi3): Likewise.
9027 (sminv8hi3): Likewise.
9028 (*sminv8hi3): Likewise.
9029 (*sse4_1_smin<mode>3): Likewise.
9030 (*sse4_1_umin<mode>3): Likewise.
9032 2008-04-01 Rafael Espindola <espindola@google.com>
9034 * tree-cfg.c (verify_expr): remove in_phi.
9035 (verify_stmt): Don't call walk_tree with verify_expr. Use
9036 is_gimple_min_invariant instead of is_gimple_val.
9038 2008-04-01 Joseph Myers <joseph@codesourcery.com>
9040 * doc/include/gpl_v3.texi: Update for manpage generation.
9041 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
9043 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
9044 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
9045 gpl_v3.texi instead of gpl.texi.
9048 2008-04-01 Jakub Jelinek <jakub@redhat.com>
9051 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
9053 2008-04-01 Rafael Espindola <espindola@google.com>
9055 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
9056 (extract_code_and_val_from_cond): Use
9057 extract_code_and_val_from_cond_with_ops.
9059 2008-04-01 Jan Hubicka <jh@suse.cz>
9061 * function.c (free_after_compilation): Free epilogue_delay_list.
9062 (prepare_function_start): Assert that previous compilation was freed.
9064 2008-04-01 Jan Hubicka <jh@suse.cz>
9065 Jim Wilson <wilson@tuliptree.org>
9066 Andreas Tobler <andreast@gcc.gnu.org>
9069 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
9070 rtl.emit instead cfun->emit.
9071 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
9072 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
9074 2008-04-01 Ben Elliston <bje@au.ibm.com>
9076 * doc/c-tree.texi (Function Basics): Fix grammatical error.
9078 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
9080 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
9082 (fprofile-use): Add var flag_profile_use
9083 * coverage.c (coverage_begin_output): Do not open a gcno file for
9084 output only if -ftest-coverage is set.
9085 Do not add getpwd() to gcda file path.
9086 (build_gcov_info): Check the new flag
9087 flag_profile_datafile_relative_path.
9088 (coverage_init): Use profile_data_prefix.
9089 Read profile counter only if flag_profile_use is set.
9090 * opts.c (common_handle_option): New option fprofile-use=,
9091 fprofile-dir=, fprofile-generate=.
9092 * toplev.c (profile_data_prefix): New variable definition.
9093 * toplev.h (profile_data_prefix): New declaration.
9094 * doc/invoke.tex (Option Summary, Optimization Options):
9097 2008-03-31 James E. Wilson <wilson@tuliptree.org>
9099 * varasm.c (output_constant_pool_1): In LABEL_REF check,
9100 use tmp consistently.
9103 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
9104 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9105 UNSPEC_FR_RECIP_APPROX_RES.
9106 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
9108 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
9111 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
9113 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9116 * fold-const.c (fold_indirect_ref_1): Support accessing non first
9117 element of the vector via a pointer.
9119 2008-03-31 Ian Lance Taylor <iant@google.com>
9121 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
9123 2008-03-31 Jan Hubicka <jh@suse.cz>
9125 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9126 get_arg_pointer_save_area.
9127 * expr.c (init_expr): Just clear out rtl.expr.
9128 * function.c (free_after_compilation): Clear out whole RTL structure.
9129 (get_func_frame_size): Merge into ...
9130 (get_frame_size): ... this one.
9131 (assign_stack_local_1): Merge into ...
9132 (assign_stack_local): ... this one.
9133 (expand_function_end): Update call of get_arg_pointer_save_area.
9134 (get_art_pointer_save_area): Remove cfun argument.
9135 * function.h (emit_status): regno_pointer_align does not need length
9136 attribute. Move x_regno_reg_rtx to ...
9137 (regno_reg_rtx): ... new global array.
9138 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
9139 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
9140 apply_args_value, forced_labels, stack_pointer_delta):
9142 (struct varasm_status): Move here from varasm.c
9143 (struct rtl_data): New. Move here some fields from struct function.
9144 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9145 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9146 used_temp_slots avail_temp_slots, temp_slot_level,
9147 nonlocal_goto_handler_labels): Update accesstors.
9148 (rtl): New global variable.
9149 (struct function): Move some fileds to rtl_data.
9150 (get_arg_pointer_save_area): Update prototype.
9151 * emit-rtl.c (rtl): Declare.
9152 (regno_reg_rtx): Declare.
9153 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9155 (gen_reg_rtx): Update.
9156 (init_virtual_regs): Do not tate emit_status argument.
9157 (init_emit): Do not allocate emit.
9158 * varasm.c (varasm_statuc): Move to function.h.
9159 (n_deferred_constatns): Update accestor.
9160 (init_varasm_status): Do not allocate varasm_status.
9161 (force_const_mem, get_pool_size, output_constant_pool): Update.
9162 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9163 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9165 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
9167 PR rtl-optimization/35729
9168 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
9171 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
9174 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
9175 load/store if memory is unaligned.
9176 (*movti_rex64): Likewise.
9178 * config/i386/predicates.md (misaligned_operand): New.
9180 2008-03-31 Andrew Pinski <pinskia@gmail.com>
9183 * tree-ssa-phiopt.c (conditional_replacement): Return early for
9186 2008-03-31 Jan Beulich <jbeulich@novell.com>
9188 * config/ia64/constraints.md: Add 'j' constraint.
9189 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
9190 (movdi_internal): Likewise.
9192 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
9195 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
9197 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
9200 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
9201 proper error message for the third argument on blendpd and
9204 * config/i386/sse.md (blendbits): New.
9205 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
9207 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
9209 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
9211 2008-03-30 Richard Guenther <rguenther@suse.de>
9214 * fold-const.c (fold_sign_changed_comparison): Do leave
9215 conversions to base-types alone.
9217 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9219 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
9220 the link register if one altivec register is be saved.
9222 2008-03-30 Ben Elliston <bje@au.ibm.com>
9224 * final.c (final_scan_insn): Remove if (0) code.
9226 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9228 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9230 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9232 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9233 of V4SFmode to ix86_binary_operator_ok.
9235 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9237 * config/i386/i386.c (override_options): Initialize
9238 ix86_veclib_handler to ix86_veclibabi_svml when
9239 -mveclibabi=svml is used.
9240 (ix86_veclibabi_svml): New function for SVML ABI style
9241 vectorization support.
9242 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9244 2008-03-28 Rafael Espindola <espindola@google.com>
9246 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9247 (tree_binary_nonnegative_warnv_p): Make it public.
9248 (tree_single_nonnegative_warnv_p): Make it public.
9249 (tree_invalid_nonnegative_warnv_p): Make it public.
9250 (tree_unary_nonzero_warnv_p): Make it public.
9251 (tree_binary_nonzero_warnv_p): Make it public
9252 (tree_single_nonzero_warnv_p): Make it public.
9253 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
9254 (extract_range_from_binary_expr): Split the expr argument.
9255 (extract_range_from_unary_expr): Split the expr argument.
9256 (extract_range_from_comparison): Split the expr argument.
9257 (extract_range_from_expr): Use the new aux functions.
9258 (vrp_evaluate_conditional_warnv): Use
9259 vrp_evaluate_conditional_warnv_with_ops.
9260 * tree.h (tree_unary_nonzero_warnv_p): Declare.
9261 (tree_binary_nonzero_warnv_p): Declare.
9262 (tree_single_nonzero_warnv_p): Declare.
9263 (tree_expr_nonzero_warnv_p): Declare.
9264 (tree_unary_nonnegative_warnv_p): Declare.
9265 (tree_binary_nonnegative_warnv_p): Declare.
9266 (tree_single_nonnegative_warnv_p): Declare.
9267 (tree_invalid_nonnegative_warnv_p): Declare.
9269 2008-03-28 Richard Guenther <rguenther@suse.de>
9271 PR tree-optimization/30317
9272 PR tree-optimization/30911
9273 PR tree-optimization/34793
9274 * tree-vrp.c (set_and_canonicalize_value_range): New function.
9275 (struct assert_locus_d): New member EXPR.
9276 (register_new_assert_for): Add EXPR parameter to support
9277 ASSERT_EXPR <name, expr OP limit>.
9278 (register_edge_assert_for_1): Adjust callers.
9279 (find_assert_locations): Likewise.
9280 (process_assert_insertions_for): Build condition from expression.
9281 (extract_range_from_assert): Handle ASSERT_EXPRs
9282 of the form ASSERT_EXPR <name, expr OP limit>.
9283 (register_edge_assert_for_2): New helper registering
9284 asserts for comparisons. Recognize range tests of the form
9285 (unsigned)i - CST1 OP CST2.
9286 (register_edge_assert_for_1): Use it.
9287 (register_edge_assert_for): Likewise.
9288 (needs_overflow_infinity): Integer sub-types
9289 do not need overflow infinities.
9290 (vrp_val_is_max): The extreme values of integer sub-types
9291 are those of the base type.
9292 (vrp_val_is_min): Likewise.
9293 * tree.def (ASSERT_EXPR): Document extra allowed conditional
9296 2008-03-28 Nick Clifton <nickc@redhat.com>
9299 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9300 Return GENERAL_REGS for stack adjustment reloads.
9302 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9305 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
9306 const_vector when all the vectors are constant.
9308 2008-03-27 Bob Wilson <bob.wilson@acm.org>
9310 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
9312 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
9313 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
9315 (s<code>_sf): Use new scc_sf attribute for opcode names.
9317 2008-03-27 Tom Tromey <tromey@redhat.com>
9319 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
9320 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
9321 config/spu/t-spu-elf, config/i386/t-interix,
9322 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
9323 config/i386/x-darwin, config/i386/x-mingw32,
9324 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
9325 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
9326 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
9327 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
9328 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
9329 config/rs6000/x-darwin, config/rs6000/t-rs6000,
9330 config/score/t-score-elf, config/arm/t-strongarm-pe,
9331 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
9332 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
9333 Revert automatic dependency patch.
9335 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
9338 * config/i386/i386.c (ix86_function_arg_boundary): Align
9339 decimal floating point to its natural boundary.
9341 2008-03-27 Richard Guenther <rguenther@suse.de>
9344 * fold-const.c (fold_comparison): Restrict distinct decl
9345 comparison folding to VAR_DECLs and PARM_DECLs. Do not
9346 solely rely on operand_equal_p.
9348 2008-03-27 Richard Guenther <rguenther@suse.de>
9351 * c-common.c (handle_weak_attribute): Reject combination of
9354 2008-03-27 Richard Guenther <rguenther@suse.de>
9356 PR tree-optimization/32810
9357 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
9358 conversions from DECL_INITIAL.
9359 (fold_const_aggregate_ref): Likewise from constructor elements.
9361 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9363 * tree-affine.h (aff_combination_expand): Declare.
9364 (get_inner_reference_aff): Likewise.
9365 * tree-affine.c (aff_combination_expand): Split out from
9366 tree_to_aff_combination_expand.
9367 (get_inner_reference_aff): New function.
9368 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9369 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9370 (struct lim_aux_data): sm_done field removed.
9371 (mem_ref_loc_p, mem_ref_locs_p): New types.
9372 (struct mem_ref): Added id, stored, accesses_in_loop,
9373 indep_loop, dep_loop, indep_ref, dep_ref fields.
9374 Removed is_stored, locs and next fields.
9375 (memory_accesses): New variable.
9376 (movement_possibility): Do not allow moving statements
9377 that store to memory.
9378 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9380 (determine_max_movement): For statements with memory references,
9381 find the outermost loop in that the reference is independent.
9382 (move_computations_stmt): Mark the virtual operands for renaming.
9383 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9384 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9385 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9386 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9387 create_vop_ref_mapping, analyze_memory_references,
9388 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9389 get_all_locs_in_loop, ref_always_accessed_p,
9390 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9391 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9392 store_motion_loop, store_motion): New functions.
9393 (struct vop_to_refs_elt): New type.
9394 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9395 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9396 (schedule_sm): Replaced by...
9397 (execute_sm): ... this.
9398 (determine_lsm_ref, hoist_memory_references,
9399 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9400 find_more_ref_vops, free_mem_ref, free_mem_refs,
9401 determine_lsm_loop, determine_lsm): Removed.
9402 (tree_ssa_lim_finalize): Free data structures used by store motion.
9403 (tree_ssa_lim): Call analyze_memory_references. Use
9404 store_motion instead of determine_lsm.
9406 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9408 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9409 rename tmake_file to m68hc11/t-m68hc11.
9410 (mcore): Set inhibit_libc to true.
9411 * config.host (alpha*-dec-*vms*): Set extra_programs.
9412 (interix3*): Don't use host_xmake_file.
9413 * configure.ac: Let config.gcc override inhibit_libc.
9414 * configure: Regenerate.
9416 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9417 * config/t-openbsd-thread: Remove commented out lines.
9419 * config/x-interix: Remove.
9421 * config/m68hc11/t-m68hc11-gas: Rename to...
9422 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9424 * config/mcore/t-mcore: Remove T_CFLAGS.
9425 * config/mcore/t-mcore-pe: Likewise.
9427 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9429 * configure.ac: Replace custom __GNU_SOURCE test with
9430 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9431 * aclocal.m4: Regenerate.
9432 * configure: Regenerate.
9433 * config.in: Regenerate.
9435 2008-03-27 Richard Guenther <rguenther@suse.de>
9437 * fold-const.c (target.h): Include.
9438 (fold_comparison): Fold comparison of addresses of decls
9439 that bind locally or of constants. Consolidate address folding code.
9440 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9441 results from fold_binary_to_constant.
9442 (compare_values_warnv): Likewise.
9444 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9447 * fold-const.c (fold_truthop): Check for integeral types when folding
9448 a == 0 && b == 0 and a != 0 || b != 0 .
9450 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9452 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9454 2008-03-26 Andreas Schwab <schwab@suse.de>
9456 * doc/invoke.texi: Fix use of @item vs. @itemx.
9458 2008-03-26 Tom Tromey <tromey@redhat.com>
9460 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9461 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9462 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9463 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9464 build/genconstants.o, build/genemit.o, build/genextract.o,
9465 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9466 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9469 2008-03-26 Richard Guenther <rguenther@suse.de>
9472 2008-03-26 Richard Guenther <rguenther@suse.de>
9474 * fold-const.c (target.h): Include.
9475 (fold_comparison): Fold comparison of addresses of two decls
9476 that bind locally. Consolidate address folding code.
9478 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9480 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9481 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9482 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9483 dconstsqrt2, dconstthird, dconste and/or dconst10.
9484 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9485 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9486 dconstsqrt2, dconste): Delete.
9487 (init_emit_once): Likewise. Simplify initializing dconstm1.
9489 * real.c (get_real_const): New.
9490 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9491 dconstsqrt2, dconste): Delete.
9492 (real_value_const, get_real_const): New.
9494 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9496 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9498 * config/i386/i386.c (ix86_function_arg_boundary): Check
9499 BIGGEST_ALIGNMENT instead of 128.
9500 (setup_incoming_varargs_64): Likewise.
9502 2008-03-26 Tom Tromey <tromey@redhat.com>
9504 * Makefile.in (DEPFILES): Add missing '/'.
9506 2008-03-26 Richard Guenther <rguenther@suse.de>
9508 * fold-const.c (target.h): Include.
9509 (fold_comparison): Fold comparison of addresses of two decls
9510 that bind locally. Consolidate address folding code.
9512 2008-03-26 Nick Clifton <nickc@redhat.com>
9515 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9516 not allow INT+INT as a legitimate addressing mode.
9518 2008-03-26 Richard Guenther <rguenther@suse.de>
9520 * tree-flow.h (widen_bitfield): Remove declaration.
9521 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9522 (widen_bitfield): Remove function.
9523 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9526 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9529 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9532 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9534 PR rtl-optimization/35232
9535 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9536 (forget_old_reloads_1, forget_marked_reloads): Don't clear
9537 reg_reloaded_call_part_clobbered here.
9538 (reload_regs_reach_end_p): New function.
9539 (reload_reg_rtx_for_input): New variable.
9540 (reload_reg_rtx_for_output): Likewise.
9541 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
9542 when reassigning a pseudo register. Load reloadreg from
9543 reload_reg_rtx_for_input, moving the mode and register
9545 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
9546 instead of the original when deciding whether an input reload
9547 would be a no-op or whether an output reload can be deleted.
9548 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
9549 when setting up new_spill_reg_store. Load it from
9550 reload_reg_rtx_for_output, moving the mode and register
9552 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
9553 instead of the original when deciding whether an output reload
9554 would be a no-op. Do the same when modifying insn notes.
9555 Use rtx_equal_p instead of == to compare the registers.
9556 (inherit_piecemeal_p): Take a mode and two register numbers
9558 (emit_reload_insns): Clear new_spill_reg_store for every hard
9559 register in the reload register. Remove spill registers
9560 from reg_reloaded_valid before considering whether to record
9561 inheritance information for them. Use reload_reg_rtx_for_output
9562 instead of reg_rtx when recording output reloads. Use
9563 reload_reg_rtx_for_input instead of reg_rtx when recording
9564 input reloads. Set or clear reg_reloaded_call_part_clobbered
9565 at the same time as setting reg_reloaded_valid.
9566 (delete_output_reload): Add a new_reload_reg parameter and use it
9567 instead of rld[j].reg_rtx.
9568 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9571 2008-03-25 Tom Tromey <tromey@redhat.com>
9573 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9574 (build/genattr.o): Likewise.
9575 (build/genattrtab.o): Likewise.
9576 (build/gencodes.o): Likewise.
9577 (build/genconfig.o): Likewise.
9578 (build/genconstants.o): Likewise.
9579 (build/genemit.o): Likewise.
9580 (build/genextract.o): Likewise.
9581 (build/genflags.o): Likewise.
9583 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9585 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9586 instead of size_int for integer types.
9587 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9588 to match type of MINUS_EXPR.
9590 2008-03-25 Tom Tromey <tromey@redhat.com>
9592 * configure: Rebuilt.
9593 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9596 2008-03-25 Tom Tromey <tromey@redhat.com>
9598 * config/x-solaris (host-solaris.o): Update.
9599 * config/x-linux (host-linux.o): Update.
9600 * config/x-hpux (host-hpux.o): Update.
9601 * config/x-darwin (host-darwin.o): Update.
9602 * config/v850/t-v850e (v850-c.o): Update.
9603 * config/v850/t-v850 (v850-c.o): Update.
9604 * config/t-vxworks (vxworks.o): Update.
9605 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9606 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9607 * config/spu/t-spu-elf (spu-c.o): Update.
9609 * config/sh/t-symbian (sh-c.o): Update.
9610 (symbian.o): Update.
9611 * config/sh/t-sh (sh-c.o): Update.
9612 * config/score/t-score-elf (score7.o, score3.o): Update.
9613 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9614 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9615 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9616 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9618 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9619 * config/m32c/t-m32c (m32c-pragma.o): Update.
9620 * config/ia64/t-ia64 (ia64-c.o): Update.
9621 * config/i386/x-mingw32 (host-mingw32.o): Update.
9622 * config/i386/x-i386 (driver-i386.o): Update.
9623 * config/i386/x-darwin (host-i386-darwin.o): Update.
9624 * config/i386/x-cygwin (host-cygwin.o): Update.
9625 * config/i386/t-nwld (nwld.o): Update.
9626 * config/i386/t-netware (netware.o): Update.
9627 * config/i386/t-interix (winnt.o): Update.
9628 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9629 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9630 msformat-c.o): Update.
9631 * config/bfin/t-bfin-linux (generated_files): Add
9632 linux-sysroot-suffix.h.
9633 * config/arm/t-wince-pe (pe.o): Update.
9634 * config/arm/t-strongarm-pe (pe.o): Update.
9635 * config/arm/t-pe (pe.o): Update.
9636 * config/arm/t-arm (arm-c.o): Update.
9637 * doc/install.texi (Prerequisites): Require make 3.80.
9638 * Makefile.in: Remove .o targets.
9639 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9640 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9641 (simple_generated_h, simple_generated_c): Move earlier.
9642 (generated_files): New variable.
9643 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9644 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9645 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9646 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9647 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9648 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9649 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9650 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9651 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9652 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9653 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9654 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9656 (COMPILE.base, COMPILE): New variables.
9657 (%.o): New pattern rule.
9658 (ALL_HOST_OBJS): New variable.
9659 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9660 (dummy-checksum.o, cc1-checksum.o): Remove.
9661 (DRIVER_SHLIB): New variable.
9662 (DRIVER_DEFINES): Use it.
9663 (gencondmd.c): Move out of build/.
9664 (s-conditions): Update.
9665 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9666 (ALL_BUILD_OBJS): Likewise.
9667 (build/%.o): Use BUILDCOMPILE.
9668 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9669 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9670 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9671 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9672 build/genconfig.o, build/genconstants.o, build/genemit.o,
9673 build/genextract.o, build/genflags.o, build/genmddeps.o,
9674 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9675 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9676 build/gen-protos.o, build/scan.o, build/fix-header.o,
9677 build/scan-decls.o): Simplify.
9678 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9679 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9680 prefix.o, toplev.o): Reduce to variable setting.
9681 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9682 ($(out_object_file), gcc-options.o): New targets.
9683 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9684 * configure: Rebuilt.
9685 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9686 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9688 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9690 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9691 complain when we hit an error, return ERROR_MARK_NODE.
9693 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9695 * config/sh/constraints.md (Pso, Psz): New constraints.
9696 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9697 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9699 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9701 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9702 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9704 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9706 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9707 (prefetch_sh2a): New.
9709 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9710 Naveen.H.S <naveen.hs@kpitcummins.com>
9712 * config/sh/constraints.md (I28): New constraint.
9713 * config/sh/sh.c (broken_move): Add support for movi20s.
9714 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9716 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9717 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9718 Naveen.H.S <naveen.hs@kpitcummins.com>
9720 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9721 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9722 (print_operand): Handle resbank in %@ operand code.
9723 (sh_encode_section_info): New.
9724 (push_regs): Add conditions for resbank.
9725 (sh_expand_epilogue): Likewise.
9726 (sh_insert_attributes): Likewise.
9727 (sh_attribute_table): Likewise.
9728 (sh_handle_resbank_handler_attribute): New.
9729 (sh2a_handle_function_vector_handler_attribute): New.
9730 (sh2a_is_function_vector_call): New.
9731 (sh2a_get_function_vector_number): New.
9732 (sh2a_function_vector_p): New.
9733 (sh_cfun_resbank_handler_p): New.
9734 * config/sh/sh.md (calli): Emit jsr/n if possible.
9735 (calli_tbr_rel): New.
9736 (calli_pcrel): Emit jsr/n if possible.
9737 (return_i): Emit rts/n if possible.
9738 (call_valuei_tbr_rel): New.
9739 (call_valuei_pcrel): Add condition for SH2A target.
9740 (call_value): Likewise.
9741 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9742 (sh2a_get_function_vector_number): Likewise.
9743 (sh2a_is_function_vector_call): Likewise.
9744 * doc/extend.texi: Document TBR relative addressing of SH2A.
9745 (resbank): Add description for SH2A.
9747 2008-03-24 Richard Guenther <rguenther@suse.de>
9750 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9751 pointer assignments change conversions according to middle-end rules.
9752 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9753 * configure.ac: Include type checking in yes.
9754 * configure: Regenerate.
9756 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9758 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9759 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9761 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9763 * gthr-vxworks.h (UNUSED): Define.
9765 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9767 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9769 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9771 * doc/extend.texi (Function Attributes): Add missing comma in the
9772 example of the "alloc_size" attribute.
9774 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9777 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9779 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9782 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9785 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9786 of the underlying type of a MS bitfield layout to the natural
9787 alignment of the type.
9789 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9791 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9792 to their natural alignment to avoid store forwarding stalls.
9794 2008-03-22 Richard Guenther <rguenther@suse.de>
9796 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9797 For PHI nodes verify the address is invariant.
9798 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9799 (get_symbol_constant_value): Use is_gimple_min_invariant.
9800 (maybe_fold_stmt_indirect): Likewise.
9802 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9804 PR rtl-optimization/33927
9805 * Makefile.in (dse.o): Depend on $(TM_P_H).
9806 * expr.h (extract_low_bits): Declare.
9807 * expmed.c (extract_low_bits): New function.
9808 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9809 * dse.c: Include tm_p.h.
9810 (find_shift_sequence): Remove the read_reg argument and return the
9811 read value. Emit the instructions instead of returning them.
9812 Iterate on new_mode rather than calculating it each time.
9813 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9814 source to NEW_MODE and extract_low_bits to convert the shifted
9816 (replace_read): Allow the load and store to have different mode
9817 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9818 or extraction instructions before trying the replacement. Update
9819 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9821 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9823 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9824 to their natural alignment to avoid store forwarding stalls.
9826 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9829 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9830 encouraging but not allowing gprs for input;
9831 change the input constraint to !f#r.
9832 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9834 change the output constraint to !f#r.
9836 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9839 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9840 corresponding post-reload splitters.
9841 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9842 when x87 FP math is selected.
9843 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9844 New function prototype.
9845 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9846 unreachable function to ease macroization of insn patterns.
9848 2008-03-21 Martin Jambor <mjambor@suse.cz>
9850 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9851 reference dumps if ddr is NULL or dependence is unknown.
9853 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9855 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9856 unsigned extension into account.
9857 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9858 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9859 Do computations on a scratch register.
9861 2008-03-21 Richard Guenther <rguenther@suse.de>
9863 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9864 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9865 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9866 * tree-ssa-dom.c (record_equality): Likewise.
9867 * tree-inline.c (copy_body_r): Likewise.
9868 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9871 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9873 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9874 as 'delete_unused' argument.
9876 2008-03-20 Richard Guenther <rguenther@suse.de>
9878 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9879 special casing of constant qualifiers.
9880 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9881 care about them in general.
9882 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9883 regardless of their type.
9884 (fold_stmt_r): Forcefully fold *& if we end up with that.
9886 2008-03-20 Paul Brook <paul@codesourcery.com>
9888 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9889 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9891 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9893 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9894 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9896 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9898 * common.opt (Wmudflap): New option.
9899 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9900 (mx_register_decls): Likewise.
9901 (mudflap_finish_file): Likewise.
9902 * doc/invoke.texi: Document -Wno-mudflap.
9904 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9906 * c-format.c (replace_format_name_to_system_name): New.
9908 (convert_format_name_to_system_name): New.
9909 (decode_format_attr): Add use of convert_format_name_to_system_name.
9910 (format_types_orig): Add gnu_ prefix to names.
9911 (check_format_info_main): Special treating of \0 escaped names for
9912 supporting multi-character format specifiers as I32, I64.
9913 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9914 (gnu_target_overrides_format_attributes): New.
9915 * c-format.h: Add structure target_ovr_attr to hold
9916 system specific formatter names.
9917 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9918 msformat-c.o file to c_target_objs and cxx_target_objs.
9919 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9920 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9921 (TARGET_N_FORMAT_TYPES): New.
9922 * config/i386/msformat-c.c: New.
9923 * config/i386/t-cygming: Add build rule for msformat-c.o.
9924 * doc/extend.texi: Add new format names gnu_* and ms_* and
9926 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9928 2008-03-20 Ira Rosen <irar@il.ibm.com>
9930 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9931 optimizations turned on under -O3.
9932 (ftree-vectorize): Add that the flag is turned on with -O3.
9934 2008-03-20 Ben Elliston <bje@au.ibm.com>
9936 * regmove.c (try_auto_increment): Fix spelling error in comment.
9937 * final.c (final_scan_insn): Likewise.
9939 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9942 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9943 allocator preferences for "y" and "r" class registers.
9944 ("*mov<mode>_internal"): Ditto.
9945 ("*movv2sf_internal_rex64"): Ditto.
9946 ("*movv2sf_internal"): Ditto.
9948 2008-03-19 Michael Matz <matz@suse.de>
9951 * calls.c (expand_call): Check overlap of arguments with call
9952 address for sibcalls.
9954 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9957 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9958 of the underlying type of a MS bitfield layout to the natural
9959 alignment of the type.
9961 2008-03-19 Jan Hubicka <jh@suse.cz>
9964 * toplev.c (decode_d_option): Handle all CPP flags.
9965 * tree-vrp.c: Update tree_pass descriptors.
9966 * regrename.c: Update tree_pass descriptors.
9967 * fwprop.c: Update tree_pass descriptors.
9968 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9969 * tree-into-ssa.c: Update tree_pass descriptors.
9970 * tree-dump.c: Update tree_pass descriptors.
9971 * tree-complex.c: Update tree_pass descriptors.
9972 * tree-dump.h: Update tree_pass descriptors.
9973 * see.c: Update tree_pass descriptors.
9974 * cgraphbuild.c: Update tree_pass descriptors.
9975 * tracer.c: Update tree_pass descriptors.
9976 * tree-loop-distribution.c: Update tree_pass descriptors.
9977 * cgraph.c: Update tree_pass descriptors.
9978 * postreload-gcse.c: Update tree_pass descriptors.
9979 * postreload.c: Update tree_pass descriptors.
9980 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9981 * tree-tailcall.c: Update tree_pass descriptors.
9982 * tree-pass.h (tree_opt_pass): Rename to ...
9983 (opt_pass) ... this one; add "type" field and remove letter field.
9984 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9985 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9986 all_lowering_passes): Update declaration.
9987 * ipa-cp.c: Update tree_pass descriptors.
9988 * final.c: Update tree_pass descriptors.
9989 * omp-low.c: Update tree_pass descriptors.
9990 * tree-ssa-dse.c: Update tree_pass descriptors.
9991 * ipa-reference.c: Update tree_pass descriptors.
9992 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9993 * auto-inc-dec.c: Update tree_pass descriptors.
9994 * reorg.c: Update tree_pass descriptors.
9995 * cgraphunit.c: Update tree_pass descriptors.
9996 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9997 * tree-ssa-ccp.c: Update tree_pass descriptors.
9998 * df-core.c: Update tree_pass descriptors.
9999 * mode-switching.c: Update tree_pass descriptors.
10000 * tree-nomudflap.c: Update tree_pass descriptors.
10001 * modulo-sched.c: Update tree_pass descriptors.
10002 * ipa-pure-const.c: Update tree_pass descriptors.
10003 * cse.c: Update tree_pass descriptors.
10004 * web.c: Update tree_pass descriptors.
10005 * tree-stdarg.c: Update tree_pass descriptors.
10006 * tree-ssa-math-opts.c: Update tree_pass descriptors.
10007 * tree-ssa-dom.c: Update tree_pass descriptors.
10008 * tree-nrv.c: Update tree_pass descriptors.
10009 * tree-ssa-alias.c: Update tree_pass descriptors.
10010 * loop-init.c: Update tree_pass descriptors.
10011 * gimple-low.c: Update tree_pass descriptors.
10012 * ipa-inline.c: Update tree_pass descriptors.
10013 * tree-ssa-sink.c: Update tree_pass descriptors.
10014 * global.c: Update tree_pass descriptors.
10015 * ifcvt.c: Update tree_pass descriptors.
10016 * jump.c: Update tree_pass descriptors.
10017 * predict.c: Update tree_pass descriptors.
10018 * tree-ssa-loop.c: Update tree_pass descriptors.
10019 * recog.c: Update tree_pass descriptors.
10020 * dse.c: Update tree_pass descriptors.
10021 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
10022 * tree-eh.c: Update tree_pass descriptors.
10023 * regmove.c: Update tree_pass descriptors.
10025 * function.c: Update tree_pass descriptors.
10026 * tree-vectorizer.c: Update tree_pass descriptors.
10027 * gcse.c: Update tree_pass descriptors.
10028 * ipa-type-escape.c: Update tree_pass descriptors.
10029 * tree-if-conv.c: Update tree_pass descriptors.
10030 * init-regs.c: Update tree_pass descriptors.
10031 * ipa.c: Update tree_pass descriptors.
10032 * tree-ssa-phiopt.c: Update tree_pass descriptors.
10033 * rtl-factoring.c: Update tree_pass descriptors.
10034 * lower-subreg.c: Update tree_pass descriptors.
10035 * bt-load.c: Update tree_pass descriptors.
10036 * tree-dfa.c: Update tree_pass descriptors.
10037 * except.c: Update tree_pass descriptors.
10038 * emit-rtl.c: Update tree_pass descriptors.
10039 * cfgexpand.c: Update tree_pass descriptors.
10040 * tree-cfgcleanup.c: Update tree_pass descriptors.
10041 * cfgcleanup.c: Update tree_pass descriptors.
10042 * tree-ssa-pre.c: Update tree_pass descriptors.
10043 * tree-sra.c: Update tree_pass descriptors.
10044 * tree-mudflap.c: Update tree_pass descriptors.
10045 * tree-ssa-copy.c: Update tree_pass descriptors.
10046 * cfglayout.c: Update tree_pass descriptors.
10047 * tree-ssa-forwprop.c: Update tree_pass descriptors.
10048 * tree-ssa-dce.c: Update tree_pass descriptors.
10049 * tree-ssa.c: Update tree_pass descriptors.
10050 * regclass.c: Update tree_pass descriptors.
10051 * integrate.c: Update tree_pass descriptors.
10052 * tree-optimize.c: Update tree_pass descriptors.
10053 * tree-ssa-phiprop.c: Update tree_pass descriptors.
10054 * tree-object-size.c: Update tree_pass descriptors.
10055 * combine.c: Update tree_pass descriptors.
10056 * tree-outof-ssa.c: Update tree_pass descriptors.
10057 * bb-reorder.c: Update tree_pass descriptors.
10058 * stack-ptr-mod.c: Update tree_pass descriptors.
10059 * var-tracking.c: Update tree_pass descriptors.
10060 * tree-profile.c: Update tree_pass descriptors.
10061 * tree-vect-generic.c: Update tree_pass descriptors.
10062 * reg-stack.c: Update tree_pass descriptors.
10063 * sched-rgn.c: Update tree_pass descriptors.
10064 * tree-ssa-structalias.c: Update tree_pass descriptors.
10065 * tree-cfg.c: Update tree_pass descriptors.
10066 * passes.c (current_pass): Update declaration.
10067 (finish_optimization_passes): Update.
10068 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
10069 (register_one_dump_file, register_dump_files_1, next_pass_1):
10071 (init_optimization_passes): Update handling of new types.
10072 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
10073 * ipa-struct-reorg.c: Update tree_pass descriptors.
10074 * tree-ssa-reassoc.c: Update tree_pass descriptors.
10075 * combine-stack-adj.c: Update tree_pass descriptors.
10076 * cfgrtl.c: Update tree_pass descriptors.
10077 * dce.c: Update tree_pass descriptors.
10078 * tree-ssanames.c: Update tree_pass descriptors.
10080 2008-03-19 Richard Guenther <rguenther@suse.de>
10082 PR middle-end/35609
10083 * tree-ssa.c (walk_data): New structure.
10084 (warn_uninitialized_var): If not always_executed warn with "maybe"
10086 (execute_early_warn_uninitialized): Compute post-dominators.
10087 Initialize always_executed before processing each basic block.
10089 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10092 * config/i386/i386.c (x86_this_parameter): Calculate correct location
10093 of "this" pointer when "regparm = N" or "fastcall" is in effect.
10095 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10097 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
10099 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
10101 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
10103 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
10104 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
10105 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
10106 target after ignore has been set, and move there also the commputation
10107 of subtarget and original_target.
10108 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
10109 (LANG_HOOKS_INITIALIZER): Remove it.
10110 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
10112 2008-03-18 Richard Guenther <rguenther@suse.de>
10114 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
10115 found an expression with constants, note that in the VN for the lhs.
10116 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
10117 fold them to constants if possible. Run cleanup_cfg if done so.
10118 (execute_pre): Return todo.
10119 (do_pre): Likewise.
10120 (execute_fre): Likewise.
10121 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
10123 (get_prop_source_stmt): Look through pointer conversions.
10125 2008-03-18 Jan Hubicka <jh@suse.cz>
10127 * tree-pretty-print.c: Include predict.h.
10128 (dump_generic_node): Dump predictor.
10129 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10130 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10131 * gimple-low.c (lower_stmt): Likewise.
10132 * expr.c (expand_expr_real): Likewise.
10133 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10135 (build_predict_expr, build_predict_expr): New.
10136 * predict.h (predictor_name, build_predict_expr): Update.
10137 * c-typeck.c (c_finish_bc_stmt): Add prediction.
10138 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
10139 * predict.def (PRED_CONTINUE): Update hitrate.
10140 * tree.def (PREDICT_EXPR): Define.
10141 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
10142 do not handle BIND_EXPR.
10143 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
10144 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
10145 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
10148 2008-03-18 Michael Matz <matz@suse.de>
10150 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
10152 2008-03-18 Richard Guenther <rguenther@suse.de>
10154 * tree-gimple.h (is_gimple_invariant_address): Declare.
10155 (is_gimple_constant): Likewise.
10156 * tree-gimple.c (is_gimple_constant): New function.
10157 (is_gimple_invariant_address): Likewise.
10158 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
10159 and is_gimple_invariant_address.
10160 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
10162 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
10163 an addressable base.
10165 2008-03-18 Jakub Jelinek <jakub@redhat.com>
10167 PR middle-end/35611
10168 * gimplify.c (gimplify_expr): Gimplify second operand of
10171 2008-03-17 Richard Guenther <rguenther@suse.de>
10173 PR tree-optimization/19637
10174 * fold-const.c (fold_unary): Remove restrictions of removing
10175 intermediate pointer-conversions (P2)(P1)P0.
10176 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
10177 conversion to void pointer.
10178 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
10180 2008-03-16 James E. Wilson <wilson@tuliptree.org>
10183 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
10184 emulated thread local variables.
10186 2008-03-16 Richard Guenther <rguenther@suse.de>
10188 PR middle-end/35607
10189 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
10190 expand TREE_INVARIANT operations that are not gimple invariant.
10192 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
10194 * doc/extend.texi (Alignment): Say that the ABI controls
10195 the __alignof__ for non-strict-alignment targets rather
10196 than being a recommendation.
10198 2008-03-15 Paul Brook <paul@codesourcery.com>
10200 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
10202 (arm_output_fn_unwind): Mark functions that can not be unwound.
10204 2008-03-15 Paul Brook <paul@codesourcery.com>
10206 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
10207 extension instructions.
10209 2008-03-15 Richard Guenther <rguenther@suse.de>
10211 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
10212 and fold constant aggregate refs.
10213 (fold_const_aggregate_ref): Handle string constants
10214 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
10215 (evaluate_stmt): Simplify now that ccp_fold folds constant
10218 2008-03-15 Paul Brook <paul@codesourcery.com>
10220 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
10221 (extzv): Use gen_extzv_t2.
10222 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
10224 2008-03-15 Richard Guenther <rguenther@suse.de>
10226 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
10227 (fold_const_aggregate_ref): Likewise.
10228 (get_value): Return NULL if we don't have any values.
10229 (ccp_finalize): Set const_val to NULL after freeing it.
10230 * tree-flow.h (get_symbol_constant_value): Declare.
10231 (fold_const_aggregate_ref): Likewise.
10232 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10234 2008-03-15 Richard Guenther <rguenther@suse.de>
10236 PR middle-end/35593
10237 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10238 to not produce negative array indices if not allowed. Add
10239 parameter to indicate that.
10240 (maybe_fold_offset_to_component_ref): Allow negative array
10241 indices only for the first member of a structure.
10242 (maybe_fold_offset_to_reference): Allow negative array indices.
10243 (maybe_fold_stmt_addition): Likewise.
10245 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10246 Anatoly Sokolov <aesok@post.ru>
10248 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10249 (avr_arch): Add ARCH_AVR6.
10250 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10251 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10252 instead of fixed value 2.
10253 (print_operand_address): Use gs() asm specifier instead of pm().
10254 (avr_assemble_integer): (Ditto.).
10255 (avr_output_addr_vec_elt): (Ditto.).
10256 (print_operand): Handle "!" code.
10257 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
10258 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
10259 (AVR_HAVE_EIJMP_EICALL): Define.
10260 (AVR_3_BYTE_PC): Redefine.
10261 (AVR_2_BYTE_PC): (Ditto.).
10262 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
10263 (LINK_SPEC): Add atmega2560 and atmega2561.
10264 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
10266 * config/avr/avr.md (call_insn): Use eicall instead of icall
10267 for 3 byte PC devices.
10268 (call_value_insn): (Ditto.).
10269 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
10270 (indirect_jump): Use only for for 2 byte PC devices.
10271 (*tablejump): (Ditto.).
10272 (*indirect_jump_avr6): Add insn.
10273 (*tablejump_rjmp): Don't use for 3 byte PC devices.
10274 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
10275 instead of ijmp for 3 byte PC devices.
10276 (__tablejump2__): (Ditto.).
10277 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
10278 (MULITLIB_DIRNAMES): (Ditto.).
10279 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
10281 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
10283 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
10284 "sse2_umulsidi3". Use V1DI mode for operand 0.
10285 ("mmx_psadbw"): Use V1DI mode for operand 0.
10286 * config/i386/i386-modes.def (V1SI): New vector mode.
10287 * config/i386/i386.c (struct builtin_description)
10288 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
10289 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
10290 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
10291 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
10292 v1di_ftype_v8qi_v8qi type.
10293 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
10295 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
10296 __builtin_ia32_pmuludq]: Fix the mode of return value.
10298 2008-03-15 Richard Guenther <rguenther@suse.de>
10300 PR middle-end/35595
10301 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
10304 2008-03-14 Bob Wilson <bob.wilson@acm.org>
10306 * doc/invoke.texi (Option Summary, Xtensa Options): Document
10307 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
10308 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
10309 unless TARGET_SERIALIZE_VOLATILE is enabled.
10310 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
10311 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
10312 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
10314 2008-03-14 Richard Guenther <rguenther@suse.de>
10316 PR tree-optimization/34172
10317 * tree-flow.h (refs_may_alias_p): Declare.
10318 (get_single_def_stmt): Likewise.
10319 (get_single_def_stmt_from_phi): Likewise.
10320 (get_single_def_stmt_with_phi): Likewise.
10321 * tree-dfa.c (refs_may_alias_p): New function.
10322 (get_single_def_stmt): Likewise.
10323 (get_single_def_stmt_from_phi): Likewise.
10324 (get_single_def_stmt_with_phi): Likewise.
10325 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
10326 (vn_reference_lookup_1): New helper function.
10327 (vn_reference_lookup): Walk the virtual use-def chain to
10328 continue searching for a match if the def does not alias the
10329 reference we are looking for.
10331 2008-03-14 David Edelsohn <edelsohn@gnu.org>
10333 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
10334 archive and Perzl. Update The Written Word listing.
10336 2008-03-14 Richard Guenther <rguenther@suse.de>
10338 PR tree-optimization/34043
10339 PR tree-optimization/33989
10340 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
10342 (bitmap_find_leader): Use extra argument to verify dominance
10343 relationship inside a basic-block.
10344 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
10345 (find_leader_in_sets): Adjust.
10346 (create_component_ref_by_pieces): Take extra argument for
10347 dominance check, handle lookup failures.
10348 (find_or_generate_expression): Likewise.
10349 (create_expression_by_pieces): Likewise.
10350 (insert_into_preds_of_block): Adjust.
10351 (create_value_expr_from): If asked for, verify all operands
10352 are in the blocks AVAIL_OUT set.
10353 (make_values_for_stmt): Check for SSA_NAMEs that are life
10354 over an abnormal edge.
10355 (compute_avail): Remove such check.
10356 (do_SCCVN_insertion): New function.
10357 (eliminate): If we do not find a leader suitable for replacement
10358 insert a replacement expression from SCCVN if available.
10359 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
10360 (struct vn_ssa_aux): Add needs_insertion flag.
10361 * tree-ssa-sccvn.c (may_insert): New global flag.
10362 (copy_reference_ops_from_ref): Value-number union member access
10363 based on its size, not type and member if insertion is allowed.
10364 (visit_reference_op_load): For a weak match from union type
10365 punning lookup a view-converted value and insert a SSA_NAME
10366 for that value if that is not found.
10367 (visit_use): Make dumps shorter. Do not disallow value numbering
10368 SSA_NAMEs that are life over an abnormal edge to constants.
10369 (free_scc_vn): Release inserted SSA_NAMEs.
10370 (run_scc_vn): New flag to specify whether insertion is allowed.
10371 Process SSA_NAMEs in forward order.
10372 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10373 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10374 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10375 pointer type to/from integral types that do not change the
10376 precision to regular conversions.
10378 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10380 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10381 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10382 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10383 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10384 input arguments and the mode of return value. Built-in functions
10385 that operate on whole 64-bit MMX register now use V1DI mode.
10387 2008-03-13 Alon Dayan <alond@il.ibm.com>
10388 Olga Golovanevsky <olga@il.ibm.com>
10390 PR tree-optimization/35041
10391 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10392 to locate the right position in a statement.
10394 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10398 * config/i386/xmmintrin.h: Change all static inline functions to
10399 extern inline and add __gnu_inline__ attribute.
10400 * config/i386/bmintrin.h: Ditto.
10401 * config/i386/smmintrin.h: Ditto.
10402 * config/i386/tmmintrin.h: Ditto.
10403 * config/i386/mmintrin-common.h: Ditto.
10404 * config/i386/ammintrin.h: Ditto.
10405 * config/i386/emmintrin.h: Ditto.
10406 * config/i386/pmmintrin.h: Ditto.
10407 * config/i386/mmintrin.h: Ditto.
10408 * config/i386/mm3dnow.h: Ditto.
10410 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10412 PR middle-end/35185
10413 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10414 (lower_omp_2): New function.
10415 (lower_omp_1, lower_omp): Rewritten.
10417 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10420 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10421 with the phrase "Microsoft Windows compilers".
10422 (Push/Pop Macro Pragmas): New subsection. Document
10423 #pragma push_macro and pragma pop_macro.
10425 2008-03-12 Paul Brook <paul@codesourcery.com>
10427 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10429 2008-03-12 Paul Brook <paul@codesourcery.com>
10431 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10432 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10433 (thumb2_addsi_shortim): Rename ...
10434 (thumb2_addsi_short): ... to this. Allow register operands.
10435 (thumb2_subsi_short): New pattern.
10436 (thumb2_one_cmplsi2_short,
10437 thumb2_negsi2_short): New patterns and peepholes.
10439 2008-03-12 Paul Brook <paul@codesourcery.com>
10441 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10443 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10445 * config/i386/i386.md (int_cond): New code iterator.
10447 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10448 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10449 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10450 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10451 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10452 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10453 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10454 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10456 2008-03-12 Paul Brook <paul@codesourcery.com>
10458 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10459 instead of {arm,thumb}_compute_save_reg_mask.
10460 (output_return_instruction): Ditto.
10461 (thumb_unexpanded_epilogue): Ditto.
10462 (thumb1_expand_prologue): Ditto.
10463 (thumb1_output_function_prologue): Ditto.
10464 (arm_set_return_address): Ditto.
10465 (thumb_set_return_address): Ditto.
10466 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10467 regs to achieve stack alignment.
10468 (thumb1_compute_save_reg_mask): Fix compiler warning.
10469 (arm_output_epilogue): Use offsets->saved_regs_mask.
10470 Adjust stack pointer by poping call clobered registers.
10471 (arm_expand_prologue): Use offsets->saved_regs_mask.
10472 Adjust stack pointer by pushing extra registers.
10473 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10475 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10478 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10479 conversion to the operands of a multiplication.
10481 2008-03-12 Richard Guenther <rguenther@suse.de>
10483 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10484 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10485 * timevar.def (TV_TREE_PHIPROP): Add.
10486 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10487 pass description. Use TV_TREE_PHIPROP.
10488 * tree-ssa-forwprop.c: Remove phiprop code.
10490 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10492 PR middle-end/35549
10493 * omp-low.c (maybe_lookup_decl): Constify first argument.
10494 (use_pointer_for_field): Change last argument from bool to
10495 omp_context *. Disallow shared copy-in/out in nested
10496 parallel if decl is shared in outer parallel too.
10497 (build_outer_var_ref, scan_sharing_clauses,
10498 lower_rec_input_clauses, lower_copyprivate_clauses,
10499 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10501 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10502 Ira Rosen <irar@il.ibm.com>
10504 * tree-vectorizer.c (free_stmt_vec_info): New function.
10505 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10506 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10507 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10508 * tree-vect-transform.c (vectorizable_conversion): Free
10509 vec_oprnds0 if it was allocated.
10510 (vect_permute_store_chain): Remove unused VECs.
10511 (vectorizable_store): Free VECs that are allocated in the..
10513 (vect_transform_strided_load, vectorizable_load): Likewise.
10514 (vect_remove_stores): Simplify the code.
10515 (vect_transform_loop): Move code to vect_remove_stores().
10516 Call vect_remove_stores() and free_stmt_vec_info().
10518 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10520 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10521 TARGET_HPUX. Revise comment.
10522 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10523 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10524 Use sr4 variant of `be' instruction when not generating PIC code.
10525 (attr_length_call): Adjust for above change.
10527 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10529 * ipa-reference.c (static_execute): Remove module_statics_const and
10530 associated setting code.
10532 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10535 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10536 predicate for operand 1.
10537 (paritysi2_cmp): Use register_operand predicate for operand 2.
10538 Use earlyclobber modifier for operand 1. Remove support for
10540 (paritydi2_cmp): Use register_operand predicate for operand 3.
10541 Use earlyclobber modifier for operand 1. Remove support for
10544 2008-03-11 Paul Brook <paul@codesourcery.com>
10545 Vladimir Prus <vladimir@codesourcery.com>
10547 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
10548 (arm_compute_save_reg0_reg12_mask): Always
10549 check if register 11 must be saved. Always safe hard frame pointer
10550 when frame_pointer_needeed.
10551 (arm_compute_save_reg_mask): Save IP and PC
10552 only with apcs frames.
10553 (arm_output_epilogue): Adjust Thumb2 codepath to
10554 be also invoked and work for ARM non-apcs frames.
10555 (arm_expand_prologue): Don't bother saving IP
10556 for non-apcs frame, since it's not clobbered by
10557 prologue code. Implement non-apcs frame
10560 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10562 PR rtl-optimization/35281
10563 * expr.c (convert_move): Use a new pseudo for the intermediate
10564 from_mode->word_mode result.
10566 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10568 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10569 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10570 * toplev.c (compile_file): Don't call it.
10572 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10574 PR middle-end/35526
10575 * expr.c (store_expr): Call emit_block_move if the mode
10576 of "temp" RTX is BLKmode.
10578 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10579 Richard Guenther <rguenther@suse.de>
10581 PR tree-optimization/31358
10582 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10583 the step with a NULL_TREE.
10584 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10585 to sizetype if type is a pointer type.
10586 (add_candidate_1): Don't convert the base and step to
10587 the generic type if the orginal type is a pointer type.
10588 (add_iv_value_candidates): Use sizetype for the step
10589 if type is a pointer type.
10590 (cand_value_at): Likewise.
10591 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10593 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10594 Don't convert the tem affine to the type.
10595 (add_elt_to_tree): Use sizetype for the step if a pointer.
10596 Use POINTER_PLUS_EXPR for pointers.
10597 (aff_combination_to_tree): Use sizetype for the step if a
10600 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10602 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10603 Remove commutativity hint.
10605 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10609 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10610 errorneous type. Check that v is a VAR_DECL.
10612 PR middle-end/35099
10613 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10615 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10617 PR tree-optimization/35494
10618 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10619 may be overriden at link and run time.
10621 2008-03-10 Richard Guenther <rguenther@suse.de>
10623 PR tree-optimization/34677
10624 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10625 (poolify_tree): Likewise.
10626 (modify_expr_template): Likewise.
10627 (poolify_modify_stmt): Likewise.
10628 (insert_fake_stores): Handle all component-ref style stores
10629 in addition to INDIRECT_REF. Also handle complex types.
10630 Do not poolify the inserted load.
10631 (realify_fake_stores): Do not rebuild the tree but only
10632 make it a SSA_NAME copy.
10633 (init_pre): Remove initialzation of modify_expr_template.
10634 Do not allocate modify_expr_node_pool.
10635 (fini_pre): Do not free modify_expr_node_pool.
10637 2008-03-10 Paul Brook <paul@codesourcery.com>
10639 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10640 to avoid conflicts.
10642 2008-03-10 Paul Brook <paul@codesourcery.com>
10643 Mark Shinwell <shinwell@codesourcery.com>
10645 * config/arm/cortex-r4.md: New.
10646 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10648 * config/arm/arm.md: Include cortex-r4.md.
10649 (insn): Add smmls, sdiv and udiv values.
10650 (generic_sched): Don't use generic scheduling for Cortex-R4.
10651 (arm_issue_rate): New function.
10652 (TARGET_SCHED_ISSUE_RATE): Define.
10654 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10656 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10658 2008-03-10 Richard Guenther <rguenther@suse.de>
10660 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10661 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10663 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10665 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10666 Set default to true.
10668 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10670 * c.opt (Wsynth): Deprecate.
10671 * doc/invoke.texi (Option Summary, Warning Options): Document
10672 -Wno-format-contains-nul.
10674 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10677 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10678 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10680 2008-03-09 Ira Rosen <irar@il.ibm.com>
10682 * config/rs6000/rs6000.c (builtin_description): Rename vector
10683 left shift operations.
10684 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10685 (altivec_vsl<VI_char>): Rename to ...
10686 (ashl<mode>3): ... new name.
10687 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10689 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10691 2008-03-08 Richard Guenther <rguenther@suse.de>
10693 * coverage.h (tree_coverage_counter_addr): Declare.
10694 * coverage.c (tree_coverage_counter_addr): New function.
10695 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10696 before using again.
10697 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10698 (tree_gen_one_value_profiler): Likewise.
10699 (tree_gen_ic_profiler): Likewise.
10700 (tree_gen_average_profiler): Likewise.
10701 (tree_gen_ior_profiler): Likewise.
10703 2008-03-08 Richard Guenther <rguenther@suse.de>
10705 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10706 (vn_binary_op_insert): Likewise.
10707 (vn_unary_op_lookup): Likewise.
10708 (vn_unary_op_insert): Likewise.
10709 (vn_nary_op_lookup): Declare.
10710 (vn_nary_op_insert): Likewise.
10711 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10712 and binary hashes, use a single obstack for unary_op_pool
10713 and binary_op_pool.
10714 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10715 a single struct vn_nary_op_s. Store tree code length and
10716 a variable number of operands.
10717 (struct vn_reference_op_struct): Remove unused op2.
10718 (vn_reference_op_eq): Do not compare op2.
10719 (vn_reference_op_compute_hash): Do not compute hash of op2.
10720 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10721 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10722 with vn_nary_op_compute_hash.
10723 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10724 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10726 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10728 (visit_unary_op): Call nary functions.
10729 (visit_binary_op): Likewise.
10730 (process_scc): Adjust for struct vn_tables_s changes.
10731 (allocate_vn_table): Likewise.
10732 (free_vn_table): Likewise.
10733 * tree-vn.c (vn_add): Call nary functions.
10734 (vn_lookup): Likewise.
10736 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10739 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10740 wdst back after sync_compare_and_swapqhi_internal.
10742 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10745 * config/i386/i386-modes.def (V1DI): New vector mode.
10746 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10747 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10748 (MMXMODE248): Ditto.
10749 (MMXMODE): Add V1DI mode.
10750 (mmxvecsize): Change DI mode to V1DI mode.
10751 ("mov<mode>): Use MMXMODEI8 mode iterator.
10752 ("*mov<mode>_internal_rex64"): Ditto.
10753 ("*mov<mode>_internal"): Ditto.
10754 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10755 ("mmx_sub<mode>3"): Ditto.
10756 ("mmx_adddi3"): Remove insn pattern.
10757 ("mmx_subdi3"): Ditto.
10758 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10759 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10760 ("mmx_ashl<mode>3"): Ditto.
10761 ("mmx_lshrdi3"): Remove insn pattern.
10762 ("mmx_ashldi3"): Ditto.
10763 * config/i386/i386.c (classify_argument): Handle V1DImode.
10764 (function_arg_advance_32): Ditto.
10765 (function_arg_32): Ditto.
10766 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10767 mmx_addv1di3 insn pattern.
10768 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10769 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10770 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10771 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10772 Remove definitions of built-in functions.
10773 (V1DI_type_node): New node.
10774 (v1di_ftype_v1di_int): Ditto.
10775 (v1di_ftype_v1di_v1di): Ditto.
10776 (v2si_ftype_v2si_si): Ditto.
10777 (v4hi_ftype_v4hi_di): Remove node.
10778 (v2si_ftype_v2si_di): Ditto.
10779 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10780 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10781 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10782 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10783 Add new builtins using def_builtin_const.
10784 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10785 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10786 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10787 * config/i386/mmintrin.h (__v1di): New typedef.
10788 (_mm_add_si64): Cast arguments to __v1di type.
10789 (_mm_sub_si64): Ditto.
10790 (_mm_sll_pi16): Cast __count to __v4hi type.
10791 (_mm_sll_pi32): Cast __count to __v2si type.
10792 (_mm_sll_si64): Cast arguments to __v1di type.
10793 (_mm_srl_pi16): Cast __count to __v4hi type.
10794 (_mm_srl_pi32): Cast __count to __v2si type.
10795 (_mm_srl_si64): Cast arguments to __v1di type.
10796 (_mm_sra_pi16): Cast __count to __v4hi type.
10797 (_mm_sra_pi32): Cast __count to __v2si type.
10798 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10799 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10800 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10801 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10802 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10803 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10804 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10805 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10806 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10807 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10808 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10809 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10811 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10813 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10815 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10818 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10819 reg+const addressing for Altivec modes. Don't generate reg+reg
10820 addressing for TFmode or TDmode quantities.
10822 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10824 * c-common.c (vector_types_convertible_p): Call langhook
10825 instead of comptypes.
10827 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10830 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10831 integral and scalar float variables which have a
10834 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10836 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10837 dwarf_register_span hook when emitting unwind information for
10838 register-to-memory saves.
10839 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10840 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10842 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10844 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10845 for the same VAR_DECL.
10847 2008-03-06 Tom Tromey <tromey@redhat.com>
10849 * treelang: Delete.
10850 * doc/standards.texi (Standards): Don't mention treelang.
10851 * doc/invoke.texi (Overall Options): Don't mention treelang.
10852 * doc/install.texi (Prerequisites): Don't mention bison or
10854 (Configuration): Don't mention treelang.
10855 (Building): Likewise.
10856 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10858 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10860 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10861 word-extractions out of a multi-word object.
10863 2008-03-06 Richard Guenther <rguenther@suse.de>
10865 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10866 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10867 result type and precision.
10868 * expr.c (get_inner_reference): Set unsignedp based on the result
10869 type of BIT_FIELD_REF.
10870 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10871 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10872 (try_instantiate_multiple_fields): Likewise. Use the correct type
10874 (sra_build_assignment): Likewise.
10875 (sra_build_elt_assignment): Likewise.
10876 (sra_explode_bitfield_assignment): Likewise.
10877 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10878 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10879 set BIT_FIELD_REF_UNSIGNED.
10880 (vectorizable_load): Likewise.
10882 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10884 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10887 2008-03-06 Richard Guenther <rguenther@suse.de>
10889 * alias.c (struct alias_set_entry): Move has_zero_child field
10890 to pack with alias_set.
10892 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10894 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10897 2008-03-05 Ian Lance Taylor <iant@google.com>
10899 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10901 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10903 * fwprop.c (update_df): Support width and offset parameters of
10905 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10906 global_conflicts): Change DF_REF_EXTRACT to either
10907 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10908 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10909 * df-scan.c (df_ref_record, df_defs_record,
10910 df_ref_create_structure, df_def_record_1, df_uses_record,
10911 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10912 df_bb_refs_collect, df_entry_block_defs_collect,
10913 df_exit_block_uses_collect): Support new width and offset fields.
10914 (ref_extract_pool): New storage pool.
10915 (df_free_ref): New function.
10916 (df_reg_chain_unlink, df_free_collection_rec,
10917 df_sort_and_compress_refs): Call df_free_ref.
10918 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10920 (df_ref_create_structure): Allocate df_ref_extract if offset and
10921 width fields are used.
10922 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10923 (df_uses_record): Get offset and width from ZERO_EXTRACT
10925 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10926 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10927 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10928 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10929 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10930 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10931 (df_ref_extract): New structure.
10932 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10933 (df_ref_create): Add width and offset parameters.
10935 2008-03-05 Richard Guenther <rguenther@suse.de>
10937 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10938 Use ranges_overlap_p.
10939 (offset_overlaps_with_access): Rename
10940 to ranges_overlap_p and move ...
10941 * tree-flow-inline.h (ranges_overlap_p): ... here.
10943 * tree.h (get_inner_reference, handled_component_p): Update
10946 * tree.h (record_component_aliases, get_alias_set,
10947 alias_sets_conflict_p, alias_sets_must_conflict_p,
10948 objects_must_conflict_p): Move declarations ...
10949 * alias.h (record_component_aliases, get_alias_set,
10950 alias_sets_conflict_p, alias_sets_must_conflict_p,
10951 objects_must_conflict_p): ... here.
10952 Include coretypes.h.
10953 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10955 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10957 * cfg.c: Include tree-flow.h.
10958 (remove_edge_raw): Call redirect_edge_var_map_clear.
10959 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10960 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10961 (redirect_edge_var_map_result): New.
10962 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10963 PENDING_STMT use with redirect_edge_var_map_*.
10964 * tree-ssa.c (edge_var_maps): New definition.
10965 (redirect_edge_var_map_add): New.
10966 (redirect_edge_var_map_clear): New.
10967 (redirect_edge_var_map_dup): New.
10968 (redirect_edge_var_map_vector): New.
10969 (redirect_edge_var_map_destroy): New.
10970 (ssa_redirect_edge): Replace PENDING_STMT use with
10971 redirect_edge_var_map_*.
10972 (flush_pending_stmts): Same.
10973 (delete_tree_ssa): Destroy edge var map.
10974 * tree-flow.h (struct _edge_var_map): New.
10975 Define edge_var_map vector type.
10976 Declare redirect_edge_var_map_* prototypes.
10977 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10978 * tree-cfg.c (reinstall_phi_args): Replace
10979 PENDING_STMT use with redirect_edge_var_map_*.
10981 2008-03-05 Richard Guenther <rguenther@suse.de>
10983 PR tree-optimization/35472
10984 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10985 whose single use_stmt has a overlapping set of loaded and
10986 stored symbols as that use_stmt might be a noop assignment then.
10988 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10990 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10992 2008-03-05 Richard Guenther <rguenther@suse.de>
10995 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10996 should be constants.
10997 * tree-cfg.c (verify_expr): Verify it.
10998 * fold-const.c (fold_truthop): Remove code generating
10999 BIT_FIELD_REFs of structure bases.
11000 (fold_binary): Likewise.
11001 (fold_ternary): Position and size of BIT_FIELD_REFs are
11002 always host integers.
11003 (make_bit_field_ref): Remove.
11004 (optimize_bit_field_compare): Remove.
11005 (all_ones_mask_p): Remove.
11007 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
11010 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
11011 (split_block_and_df_analyze): New. Split basic block and rebuild
11013 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
11015 (split_pattern_seq): Likewise.
11016 (erase_matching_seqs): Likewise.
11017 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
11019 2008-03-04 Geoff Keating <geoffk@apple.com>
11021 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
11022 declaration and code.
11023 (tree_invalid_nonnegative_warnv_p): Likewise.
11025 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
11027 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
11028 examples. Truncate option-names then causing overfull hbox.
11030 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11033 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
11035 * configure: Rebuilt.
11037 2008-03-04 Rafael Espindola <espindola@google.com>
11039 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11040 (tree_unary_nonnegative_warnv_p): New.
11041 (tree_binary_nonnegative_warnv_p): New.
11042 (tree_single_nonnegative_warnv_p): New.
11043 (tree_invalid_nonnegative_warnv_p): New.
11044 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
11046 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11049 * opts.c (handle_option): Postpone 'unknown option' errors only for
11052 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
11055 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
11058 2008-03-04 Rafael Espindola <espindola@google.com>
11060 * fold-const.c (tree_unary_nonzero_warnv_p): New.
11061 (tree_binary_nonzero_warnv_p): New.
11062 (tree_single_nonzero_warnv_p): New.
11063 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
11065 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
11067 PR middle-end/35456
11068 * fold-const.c (fold_cond_expr_with_comparison): Prevent
11069 transformations for modes that have signed zeros.
11070 * ifcvt.c (noce_try_abs): Ditto.
11072 2008-03-04 Joseph Myers <joseph@codesourcery.com>
11074 * config/i386/i386.c (override_options): Force
11075 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
11077 2008-03-04 Jan Hubicka <jh@suse.cz>
11080 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
11083 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11085 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
11086 label to probe the stack.
11088 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11090 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
11091 (__gthr_win32_mutex_destroy): Declare.
11092 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
11093 __gthr_win32_mutex_destroy.
11094 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
11096 2008-03-03 Jan Hubicka <jh@suse.cz>
11099 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
11100 aggressive on inlining cold calls.
11102 2008-03-03 Richard Guenther <rguenther@suse.de>
11104 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
11105 struct copies into the expression table.
11106 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
11107 (try_to_simplify): Likewise.
11108 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
11109 integral and pointer arguments which do not change the
11110 precision to NOP_EXPRs.
11111 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
11112 VIEW_CONVERT_EXPR case.
11114 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
11116 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
11117 defined in a loop at depth 0 is invariant.
11118 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11119 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
11120 be called at loop depth 0.
11122 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11125 * gcc.c (process_command): Update copyright notice dates.
11126 * gcov.c (print_version): Likewise.
11127 * gcov-dump.c (print_version): Likewise.
11128 * mips-tfile.c (main): Likewise.
11129 * mips-tdump.c (main): Likewise.
11131 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11134 * c-common.c (flag_permissive): Delete.
11135 (constant_expression_warnings): Check flags first.
11136 (constant_expression_error): New.
11137 * c-common.h (flag_permissive): Delete.
11138 (constant_expression_error): Declare.
11139 * flags.h (flag_permissive): Declare. Update description.
11140 * diagnostic.c (pedwarn): Update.
11142 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
11143 (permissive_error_kind): New.
11144 * toplev.c (flag_permissive): Define. Update description.
11145 * toplev.h (permissive_error_kind): Declare.
11146 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
11147 (pedwarn_c90): Use pedantic_warning_kind.
11148 * c-opts.c (c_common_post_options): flag_permissive does not affect
11149 flag_pedantic_errors.
11151 2008-03-02 Joseph Myers <joseph@codesourcery.com>
11153 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
11154 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
11155 __absvsi2, __absvDI2): Use unsigned arithmetic.
11157 2008-03-02 Andi Kleen <ak@suse.de>
11158 Richard Guenther <rguenther@suse.de>
11160 * struct-equiv.c: Remove file.
11161 * cfg_cleanup.c (condjump_equiv_p): Remove.
11162 * Makefile.in (OBJS-common): Remove struct-equiv.o.
11163 (struct-equiv.o): Remove rule.
11164 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
11165 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
11166 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
11168 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11170 * ifcvt.c (noce_process_if_block): Try to handle only the then
11171 block if the else block exists but isn't suitable.
11173 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11176 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
11177 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11178 regression from previous patch.
11180 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11183 * gthr.h: Add __gthread_mutex_destroy as a function that must be
11185 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
11186 * gthr-single.h (__gthread_mutex_destroy): Likewise.
11187 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
11188 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
11189 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
11190 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
11191 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
11192 (__gthread_mutex_destroy_function): Rename to
11193 __gthread_mutex_destroy.
11194 * gthr-dce.h (__gthread_mutex_destroy): Call
11195 pthread_mutex_destroy.
11196 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
11197 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
11198 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
11200 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11202 * df-scan.c (df_ref_chain_change_bb): Simplify.
11203 (df_insn_change_bb): Add new_bb argument. Simplify. Call
11204 set_block_for_insn if there's any change.
11205 * df.h ((df_insn_change_bb): Fix prototype.
11206 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
11207 df_insn_change_bb, don't call set_block_for_insn.
11208 * emit-rtl.c (reorder_insns): Likewise.
11209 * haifa-sched.c (move_insn): Likewise.
11211 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11213 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
11215 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11217 * tree-flow-inline.h (next_readonly_imm_use): Return
11218 NULL_USE_OPERAND_P after the end.
11220 2008-03-01 Richard Guenther <rguenther@suse.de>
11222 PR tree-optimization/35411
11223 * tree-sra.c (sra_build_assignment): Split conversion to
11224 final type to a separate statement if we are not assigning
11227 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11229 * fold-const.c (fold_convertible_p): Correct the logic to follow
11230 that in fold_convert().
11232 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11235 * tree-inline.c (build_duplicate_type): When we make a
11236 duplicate type, make it unique in the canonical types system.
11238 2008-02-29 Tom Tromey <tromey@redhat.com>
11240 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11241 input_file_stack_history, input_file_stack_restored): Remove.
11242 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11243 * input.h (struct file_stack): Remove.
11244 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11245 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11247 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11249 (diagnostic_last_module_changed): Add 'map' argument.
11250 (diagnostic_set_last_function): Likewise.
11251 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11252 line map, not input_file_stack.
11253 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
11255 2008-02-29 Paul Brook <paul@codesourcery.com>
11257 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
11259 2008-02-29 Paul Brook <paul@codesourcery.com>
11261 * config/arm/ieee754-df.S (muldf3): Use RET macros.
11263 2008-02-29 Richard Guenther <rguenther@suse.de>
11265 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
11267 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
11268 value for comparing for a store match.
11269 (simplify_unary_expression): Do nothing for SSA_NAMEs.
11270 (try_to_simplify): Do not do a full-blown reference lookup.
11272 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11274 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
11275 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11277 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
11279 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
11281 * tree-loop-linear.c (try_interchange_loops): Compare memory access
11282 strides against cache sizes.
11284 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11286 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
11289 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
11291 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
11292 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
11293 is smaller than the original promoted value.
11294 (simplify_subreg): If OP is a SUBREG, try to preserve its
11295 SUBREG_PROMOTED_VAR_P information.
11297 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
11299 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
11300 (VN_INFO_GET): Allocate new objects on the obstack.
11301 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
11302 for rpo_numbers_temp, for consistency.
11303 (free_scc_vn): Free the obstack.
11305 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11307 * doc/invoke.texi: Document -ftree-loop-distribution.
11308 * tree-loop-distribution.c: New.
11309 * tree-pass.h (pass_loop_distribution): New.
11310 * graphds.h (struct graph): Add htab_t indices.
11311 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
11312 * tree-vectorizer.c (rename_variables_in_loop): Extern.
11313 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
11314 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
11315 * tree-data-ref.c (debug_data_dependence_relations): New.
11316 (dump_data_dependence_relation): Also print data references.
11317 (free_data_ref): Extern.
11318 (same_access_functions): Moved...
11319 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
11320 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11321 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
11322 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
11323 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
11324 (stmts_from_loop): Skip LABEL_EXPR.
11325 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
11327 (build_rdg): Initialize rdg->indices htab.
11328 (free_rdg, stores_from_loop, ref_base_address,
11329 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
11330 have_similar_memory_accesses_1, ref_base_address_1,
11331 remove_similar_memory_refs): New.
11332 * tree-data-ref.h: Depend on tree-chrec.h.
11333 (debug_data_dependence_relations, free_data_ref): Declared.
11334 (same_access_functions): ... here.
11335 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
11337 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
11338 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
11339 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
11340 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11341 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
11342 rdg_vertex_for_stmt): Declared.
11343 (struct rdg_edge): Add level.
11345 (free_rdg, stores_from_loop, remove_similar_memory_refs,
11346 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
11348 (rdg_has_similar_memory_accesses): New.
11349 * tree-vect-analyze.c: Remove unused static decls.
11350 * lambda.h (dependence_level): New.
11351 * common.opt (ftree-loop-distribution): New.
11352 * tree-flow.h (mark_virtual_ops_in_bb,
11353 slpeel_tree_duplicate_loop_to_edge_cfg,
11354 rename_variables_in_loop): Declared.
11355 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
11356 (OBJS-common): Add tree-loop-distribution.o.
11357 (tree-loop-distribution.o): New rule.
11358 * tree-cfg.c (mark_virtual_ops_in_bb): New.
11359 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
11360 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
11362 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11365 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11366 other than structures and unions.
11368 2008-02-28 Richard Guenther <rguenther@suse.de>
11371 2008-02-26 Richard Guenther <rguenther@suse.de>
11373 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11374 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11375 (lookup_decl_from_uid): Declare.
11376 (remove_decl_from_map): Likewise.
11377 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11378 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11379 (decl_for_uid_map): New global hashtable mapping DECL_UID
11381 (init_ttree): Allocate it.
11382 (insert_decl_to_uid_decl_map): New helper function.
11383 (make_node_stat): Insert new decls into the map.
11384 (copy_node_stat): Likewise.
11385 (lookup_decl_from_uid): New function.
11386 (remove_decl_from_map): Likewise.
11387 (print_decl_for_uid_map_statistics): New helper.
11388 (dump_tree_statistics): Call it.
11390 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11391 (referenced_var_iterator): Adjust.
11392 (FOR_EACH_REFERENCED_VAR): Adjust.
11393 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11394 (num_referenced_vars): Adjust.
11395 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11396 (first_referenced_var): Remove.
11397 (end_referenced_vars_p): Likewise.
11398 (next_referenced_var): Likewise.
11399 (referenced_var_iterator_set): New helper function.
11400 * tree-dfa.c (referenced_var_lookup): Adjust.
11401 (referenced_var_check_and_insert): Likewise.
11402 (remove_referenced_var): Likewise.
11403 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11404 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11405 (verify_call_clobbering): Likewise.
11406 (verify_memory_partitions): Likewise.
11407 (init_tree_ssa): Allocate bitmap instead of hashtable for
11409 (delete_tree_ssa): Adjust.
11410 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11411 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11412 (compute_tag_properties): Likewise.
11413 (set_initial_properties): Likewise.
11414 (find_partition_for): Likewise.
11415 (update_reference_counts): Likewise.
11416 (dump_may_aliases_for): Likewise.
11417 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11418 (add_call_clobber_ops): Likewise.
11419 (add_call_read_ops): Likewise.
11420 (get_asm_expr_operands): Likewise.
11421 * tree-into-ssa.c (dump_decl_set): Likewise.
11422 (update_ssa): Likewise.
11423 * tree-sra.c (scan_function): Likewise.
11424 (decide_instantiations): Likewise.
11425 (scalarize_parms): Likewise.
11426 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11427 (dsa_named_for): Likewise.
11428 * tree-ssa-structalias.c (update_alias_info): Likewise.
11429 (merge_smts_into): Likewise.
11431 2008-02-27 David Daney <ddaney@avtrex.com>
11434 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11435 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11436 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11437 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11438 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11440 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11443 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11444 (BUILT_IN_NEXTTOWARD): Remove.
11445 (BUILT_IN_NEXTTOWARDF): Ditto.
11446 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11447 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11449 2008-02-27 Tom Tromey <tromey@redhat.com>
11451 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11452 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11454 2008-02-27 Jan Beulich <jbeulich@novell.com>
11456 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11457 update the respective field on newdecl.
11459 2008-02-27 Revital Eres <eres@il.ibm.com>
11461 PR rtl-optimization/34999
11462 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11463 crossing edges that ends with a call insn.
11464 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11465 call insn and clear the EDGE_CROSSING flag of the crossing edge
11466 when fixing fallthru edges.
11468 2008-02-27 Richard Guenther <rguenther@suse.de>
11470 PR middle-end/35390
11471 * fold-const.c (fold_unary): Return the correct argument,
11472 converted to the result type.
11474 2008-02-27 Richard Guenther <rguenther@suse.de>
11476 PR middle-end/34971
11477 * expr.c (expand_expr_real_1): Assert on rotates that operate
11479 * fold-const.c (fold_binary): Use the types precision, not the
11480 bitsize of the mode if folding rotate expressions. Build rotates
11481 only for full modes.
11483 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11485 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11486 and CPP_PRAGMA_EOL.
11487 * c-pragma.c (pragma_ns_name): New typedef.
11488 (registered_pp_pragmas): New variable.
11489 (c_pp_lookup_pragma): New function.
11490 (c_register_pragma_1): If flag_preprocess_only, do nothing
11491 for non-expanded pragmas, for expanded ones push pragma's
11492 namespace and name into registered_pp_pragmas vector.
11493 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11494 flag_preprocess_only, don't register GCC pch_preprocess
11495 pragma if flag_preprocess_only.
11496 * c-opts.c (c_common_init): Call init_pragma even if
11497 flag_preprocess_only.
11498 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11499 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11500 cpp_register_pragma if flag_preprocess_only.
11502 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11505 * c-parser.c (c_parser_translation_unit): Warn for empty
11506 translation unit, not empty source file.
11508 2008-02-26 Paul Brook <paul@codesourcery.com>
11510 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11511 operand for Thumb-2.
11512 * config/arm/arm.h (reg_class): Add CORE_REGS.
11513 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11514 (BASE_REG_CLASS): Use CORE_REGS.
11515 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11516 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11517 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11518 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11519 ARM_REGNO_OK_FOR_INDEX_P.
11520 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11521 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11522 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11523 (ldm/stm peepholes): Ditto.
11524 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11525 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11526 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11527 * config/arm/constraints.md: Enable "k" constraint on ARM.
11529 2008-02-27 Ben Elliston <bje@au.ibm.com>
11531 * config/rs6000/rs6000.c: Annotate cache line size field in all
11532 instances of struct processor_costs.
11534 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11536 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
11537 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
11538 jump_bypass): New counters.
11539 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
11540 * dce.c (gate_ud_dce): Same.
11541 (gate_fast_dce): Same.
11542 * dse.c (gate_dse1): New function.
11543 (gate_dse2): New function.
11544 (gate_dse): Merge results of new gate functions.
11545 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
11546 (gate_handle_jump_bypass): Add dbg_cnt.
11547 (gate_handle_gcse): Add dbg_cnt.
11548 * ifcvt.c (gate_handle_if_conversion): Same.
11549 (gate_handle_if_after_combine): Same.
11550 (gate_handle_if_after_reload): Same.
11551 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
11553 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
11555 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
11557 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11559 2008-02-26 Jason Merrill <jason@redhat.com>
11562 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11563 alone if it's the naming decl for the type's main variant.
11565 2008-02-26 Tom Tromey <tromey@redhat.com>
11567 * system.h (USE_MAPPED_LOCATION): Poison.
11568 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11569 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11570 (make_goto_expr_edges): Likewise.
11571 (remove_bb): Likewise.
11572 (execute_warn_function_return): Likewise.
11573 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11575 * c-common.c (fname_decl): Remove old location code.
11576 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11578 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11580 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11581 (gen_rtx_ASM_INPUT): Likewise.
11582 (gen_rtx_ASM_INPUT_loc): Likewise.
11583 (get_rtx_asm_OPERANDS): Remove.
11584 * cfglayout.c (insn_locators_alloc): Remove old location code.
11585 (set_curr_insn_source_location): Likewise.
11586 (curr_insn_locator): Likewise.
11587 * print-tree.c (print_node): Remove old location code.
11588 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11589 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11590 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11591 location_from_locus.
11592 (construct_exit_block): Remove old location code.
11593 * emit-rtl.c (force_next_line_note): Remove old location code.
11594 * profile.c (branch_prob): Remove old location code.
11595 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11596 LOC_LINE): Remove old-location variants.
11597 * langhooks.c (lhd_print_error_function): Remove old location
11599 * configure, config.in: Rebuilt.
11600 * configure.ac (--enable-mapped-location): Remove.
11601 * c-decl.c (c_init_decl_processing): Remove old location code.
11602 (finish_function): Likewise.
11603 * recog.c (decode_asm_operands): Remove old location code.
11604 * c-pch.c (c_common_read_pch): Remove old location code.
11605 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11607 * gimple-low.c (lower_function_body): Remove old location code.
11608 * toplev.c (unknown_location): Remove.
11609 (push_srcloc): Remove old-location variant.
11610 (process_options): Remove old location code.
11611 (lang_dependent_init): Likewise.
11612 * input.h (UNKNOWN_LOCATION): Move definition.
11613 (location_t): Undeprecate.
11614 (source_locus): Remove.
11615 (location_from_locus): Remove.
11616 (struct location_s): Remove.
11617 Remove all old-location code.
11618 (input_line, input_filename): Remove.
11619 * final.c (final_scan_insn): Remove old location code.
11620 * diagnostic.c (diagnostic_build_prefix): Remove
11621 USE_MAPPED_LOCATION test.
11622 * tree.h (gimple_stmt) <locus>: Now a location_t.
11623 (tree_exp) <locus>: Likewise.
11624 (DECL_IS_BUILTIN): Remove old-location variant.
11625 (annotate_with_file_line, annotate_with_locus): Likewise.
11626 (expr_locus, set_expr_locus): Update.
11627 * tree.c (build1_stat): Remove old location code.
11628 (last_annotated_node): Remove.
11629 (annotate_with_file_line): Remove old-location variant.
11630 (annotate_with_locus): Likewise.
11631 (expr_location): Remove old location code.
11632 (set_expr_location): Likewise.
11633 (expr_has_location): Likewise.
11634 (expr_locus): Likewise.
11635 (set_expr_locus): Likewise.
11636 (expr_filename): Don't use location_from_locus.
11637 (expr_lineno): Likewise.
11638 * rtl-error.c (location_for_asm): Remove old location code.
11639 * c-lex.c (cb_line_change): Remove old location code.
11640 (fe_file_change): Likewise.
11641 (cb_def_pragma): Likewise.
11642 (c_lex_with_flags): Likewise.
11643 * gengtype.c (do_typedef): Don't special-case location types.
11644 (define_location_structures): Remove.
11645 (main): Don't call define_location_structures.
11646 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11649 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11652 * builtins.def (BUILT_IN_STDARG_START): Remove.
11653 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11654 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11655 * tree-inline.c (inline_forbidden_p_1): Likewise.
11657 2008-02-26 Richard Guenther <rguenther@suse.de>
11659 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11660 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11661 (lookup_decl_from_uid): Declare.
11662 (remove_decl_from_map): Likewise.
11663 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11664 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11665 (decl_for_uid_map): New global hashtable mapping DECL_UID
11667 (init_ttree): Allocate it.
11668 (insert_decl_to_uid_decl_map): New helper function.
11669 (make_node_stat): Insert new decls into the map.
11670 (copy_node_stat): Likewise.
11671 (lookup_decl_from_uid): New function.
11672 (remove_decl_from_map): Likewise.
11673 (print_decl_for_uid_map_statistics): New helper.
11674 (dump_tree_statistics): Call it.
11676 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11677 (referenced_var_iterator): Adjust.
11678 (FOR_EACH_REFERENCED_VAR): Adjust.
11679 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11680 (num_referenced_vars): Adjust.
11681 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11682 (first_referenced_var): Remove.
11683 (end_referenced_vars_p): Likewise.
11684 (next_referenced_var): Likewise.
11685 (referenced_var_iterator_set): New helper function.
11686 * tree-dfa.c (referenced_var_lookup): Adjust.
11687 (referenced_var_check_and_insert): Likewise.
11688 (remove_referenced_var): Likewise.
11689 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11690 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11691 (verify_call_clobbering): Likewise.
11692 (verify_memory_partitions): Likewise.
11693 (init_tree_ssa): Allocate bitmap instead of hashtable for
11695 (delete_tree_ssa): Adjust.
11696 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11697 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11698 (compute_tag_properties): Likewise.
11699 (set_initial_properties): Likewise.
11700 (find_partition_for): Likewise.
11701 (update_reference_counts): Likewise.
11702 (dump_may_aliases_for): Likewise.
11703 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11704 (add_call_clobber_ops): Likewise.
11705 (add_call_read_ops): Likewise.
11706 (get_asm_expr_operands): Likewise.
11707 * tree-into-ssa.c (dump_decl_set): Likewise.
11708 (update_ssa): Likewise.
11709 * tree-sra.c (scan_function): Likewise.
11710 (decide_instantiations): Likewise.
11711 (scalarize_parms): Likewise.
11712 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11713 (dsa_named_for): Likewise.
11714 * tree-ssa-structalias.c (update_alias_info): Likewise.
11715 (merge_smts_into): Likewise.
11717 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11720 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11721 * c-opts.c (c_common_handle_option): Wall enables
11722 Wvolatile-register-var.
11723 * common.opt: Move Wvolatile-register-var to...
11726 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11728 * common.opt (Wlarger-than=): New.
11729 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11731 * opts.c (common_handle_option): Handle -Wlarger-than=.
11732 * optc-gen.awk: Likewise.
11733 * opth-gen.awk: Likewise.
11734 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11735 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11737 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11739 * c-common.c (match_case_to_enum_1): Add appropriate
11740 OPT_W* parameter to warning.
11741 (c_do_switch_warnings): Likewise.
11742 * c-typeck.c (warning_init): Add one more parameter following
11743 'warning' function.
11744 (push_init_level): Update call to warning_init.
11745 (pop_init_level): Likewise.
11746 (add_pending_init): Likewise.
11747 (output_init_element: Likewise.
11749 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11752 * toplev.c (toplev_main): If there are warnings or error, print
11753 errors for ignored options.
11754 * opts.c (ignored_options): New static variable.
11755 (postpone_unknown_option_error): New.
11756 (print_ignored_options): New.
11757 (handle_option): Postpone errors for unknown -Wno-* options.
11758 * opts.h (print_ignored_options): Declare.
11760 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11762 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11765 2008-02-25 Richard Guenther <rguenther@suse.de>
11768 2008-02-25 Richard Guenther <rguenther@suse.de>
11770 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11771 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11772 (lookup_decl_from_uid): Declare.
11773 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11774 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11775 (decl_for_uid_map): New global hashtable mapping DECL_UID
11777 (init_ttree): Allocate it.
11778 (insert_decl_to_uid_decl_map): New helper function.
11779 (make_node_stat): Insert new decls into the map.
11780 (copy_node_stat): Likewise.
11781 (lookup_decl_from_uid): New function.
11782 (print_decl_for_uid_map_statistics): New helper.
11783 (dump_tree_statistics): Call it.
11785 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11786 (referenced_var_iterator): Adjust.
11787 (FOR_EACH_REFERENCED_VAR): Adjust.
11788 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11789 (num_referenced_vars): Adjust.
11790 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11791 (first_referenced_var): Remove.
11792 (end_referenced_vars_p): Likewise.
11793 (next_referenced_var): Likewise.
11794 (referenced_var_iterator_set): New helper function.
11795 * tree-dfa.c (referenced_var_lookup): Adjust.
11796 (referenced_var_check_and_insert): Likewise.
11797 (remove_referenced_var): Likewise.
11798 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11799 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11800 (verify_call_clobbering): Likewise.
11801 (verify_memory_partitions): Likewise.
11802 (init_tree_ssa): Allocate bitmap instead of hashtable for
11804 (delete_tree_ssa): Adjust.
11805 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11806 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11807 (compute_tag_properties): Likewise.
11808 (set_initial_properties): Likewise.
11809 (find_partition_for): Likewise.
11810 (update_reference_counts): Likewise.
11811 (dump_may_aliases_for): Likewise.
11812 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11813 (add_call_clobber_ops): Likewise.
11814 (add_call_read_ops): Likewise.
11815 (get_asm_expr_operands): Likewise.
11816 * tree-into-ssa.c (dump_decl_set): Likewise.
11817 (update_ssa): Likewise.
11818 * tree-sra.c (scan_function): Likewise.
11819 (decide_instantiations): Likewise.
11820 (scalarize_parms): Likewise.
11821 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11822 (dsa_named_for): Likewise.
11823 * tree-ssa-structalias.c (update_alias_info): Likewise.
11824 (merge_smts_into): Likewise.
11826 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11829 * doc/invoke.texi (-fcx-limited-range): Document new option.
11830 * toplev.c (process_options): Handle -fcx-fortran-rules.
11831 * common.opt: Add documentation for -fcx-fortran-rules.
11833 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11836 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11837 actual behaviour and C99.
11839 2008-02-26 Ben Elliston <bje@au.ibm.com>
11841 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11842 (ASM_CPU_POWER6_SPEC): Likewise.
11843 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11844 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11845 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11847 2008-02-25 Richard Guenther <rguenther@suse.de>
11849 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11850 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11851 (lookup_decl_from_uid): Declare.
11852 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11853 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11854 (decl_for_uid_map): New global hashtable mapping DECL_UID
11856 (init_ttree): Allocate it.
11857 (insert_decl_to_uid_decl_map): New helper function.
11858 (make_node_stat): Insert new decls into the map.
11859 (copy_node_stat): Likewise.
11860 (lookup_decl_from_uid): New function.
11861 (print_decl_for_uid_map_statistics): New helper.
11862 (dump_tree_statistics): Call it.
11864 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11865 (referenced_var_iterator): Adjust.
11866 (FOR_EACH_REFERENCED_VAR): Adjust.
11867 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11868 (num_referenced_vars): Adjust.
11869 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11870 (first_referenced_var): Remove.
11871 (end_referenced_vars_p): Likewise.
11872 (next_referenced_var): Likewise.
11873 (referenced_var_iterator_set): New helper function.
11874 * tree-dfa.c (referenced_var_lookup): Adjust.
11875 (referenced_var_check_and_insert): Likewise.
11876 (remove_referenced_var): Likewise.
11877 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11878 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11879 (verify_call_clobbering): Likewise.
11880 (verify_memory_partitions): Likewise.
11881 (init_tree_ssa): Allocate bitmap instead of hashtable for
11883 (delete_tree_ssa): Adjust.
11884 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11885 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11886 (compute_tag_properties): Likewise.
11887 (set_initial_properties): Likewise.
11888 (find_partition_for): Likewise.
11889 (update_reference_counts): Likewise.
11890 (dump_may_aliases_for): Likewise.
11891 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11892 (add_call_clobber_ops): Likewise.
11893 (add_call_read_ops): Likewise.
11894 (get_asm_expr_operands): Likewise.
11895 * tree-into-ssa.c (dump_decl_set): Likewise.
11896 (update_ssa): Likewise.
11897 * tree-sra.c (scan_function): Likewise.
11898 (decide_instantiations): Likewise.
11899 (scalarize_parms): Likewise.
11900 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11901 (dsa_named_for): Likewise.
11902 * tree-ssa-structalias.c (update_alias_info): Likewise.
11903 (merge_smts_into): Likewise.
11905 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11908 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11909 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11910 * alias.h (nonoverlapping_memrefs_p): Likewise.
11912 2008-02-25 Jan Beulich <jbeulich@novell.com>
11914 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11915 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11916 __emultls_get_address, __emultls_register_common,
11917 __floatundi?f, and _Unwind_GetIPInfo.
11918 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11919 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11920 (gen_regparm_prefix): Likewise.
11921 (i386_nlm_encode_section_info): Sync with
11922 config/i386/winnt.c:i386_pe_encode_section_info().
11923 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11924 i386_nlm_mangle_decl_assembler_name): New.
11925 (netware_override_options): New.
11926 * config/i386/netware.h (netware_override_options): Declare.
11927 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11928 (i386_nlm_mangle_decl_assembler_name): Declare.
11929 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11931 2008-02-25 Ben Elliston <bje@au.ibm.com>
11934 * c-decl.c (grokdeclarator): Remove unused local variables
11935 `typedef_type' and `type_as_written'.
11937 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11938 unused local variable `has_hot_blocks'.
11939 (fix_crossing_conditional_branches): Remove unused local variable
11942 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11944 PR middle-end/19984
11945 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11946 using DEF_C99_BUILTIN.
11947 (BUILT_IN_NANF): Ditto.
11948 (BUILT_IN_NANL): Ditto.
11950 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11951 Revital Eres <eres@il.ibm.com>
11953 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11954 regarding the order of two dependent insns in the same row.
11956 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11958 * stor-layout.c (layout_decl): Do not bump the alignment of a
11959 bit-field to more than byte alignment if it is packed.
11961 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11963 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11966 2008-02-24 Diego Novillo <dnovillo@google.com>
11968 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11971 * tree-vrp.c (vrp_evaluate_conditional): With
11972 -Wtype-limits, emit a warning when comparing against a
11973 constant outside the natural range of OP0's type.
11974 * c.opt (Wtype-limits): Move ...
11975 * common.opt (Wtype-limits): ... here.
11977 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11979 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11980 * config/rs6000/e300c2c3.md: New file.
11981 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11983 (rs6000_override_options): Add e300c2 and e300c3 cases to
11984 processor_target_table. Do not allow usage of Altivec or Spe
11985 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11986 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11987 * config/rs6000/rs6000.h (processor_type): Add
11988 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11989 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11990 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11991 and ppce300c3. Include e300c2c3.md.
11993 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11995 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11996 instead of TARGET_STRICT_ALIGN.
11998 2008-02-23 Joseph Myers <joseph@codesourcery.com>
12000 * explow.c (memory_address): Assert that the generated address is
12003 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12006 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
12007 * config/darwin-ppc-ldouble-patch.def: New file.
12008 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
12009 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
12010 SUBTARGET_INIT_BUILTINS if defined.
12011 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
12014 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12017 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
12018 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
12020 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12023 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
12024 file" warning condtional on -Winvalid-PCH.
12026 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12028 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
12030 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
12034 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
12035 prevent reload from using MMX registers.
12036 (*mov<mode>_internal): Ditto.
12037 (*movv2sf_internal_rex64): Ditto.
12038 (*movv2sf_internal): Ditto.
12040 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12042 PR documentation/31569
12043 * doc/install.texi2html: Use makeinfo --no-number-sections.
12045 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12047 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
12048 ensure that we can address an entire entity > 8 bytes. Don't
12049 generate reg+reg addressing for such data.
12051 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12053 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
12054 strings when optimizing for size, unless the target cares about
12057 2008-02-22 Tom Tromey <tromey@redhat.com>
12059 * regclass.c (current_pass): Remove declaration.
12061 2008-02-22 Anatoly Sokolov <aesok@post.ru>
12063 * config/avr/libgcc.S (__RAMPZ__): Define.
12064 (__do_copy_data): Add for devices with 128KB code memory.
12066 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12068 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12070 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
12072 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
12074 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
12077 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12080 * c-typeck.c (build_binary_op): Warn about floating point
12081 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
12083 2008-02-21 Janis Johnson <janis187@us.ibm.com>
12086 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
12087 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
12089 (rs6000_override_options): Set altivec_abi as default, not override,
12090 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
12091 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
12092 is used; use new member spe_abi.
12093 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12094 spe_abi and altivec_abi.
12096 2008-02-22 Tomas Bily <tbily@suse.cz>
12098 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
12100 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12103 * config.build (build_file_translate): Set to `CMD //c' only if
12105 * Makefile.in (build_file_translate): Improve comment.
12107 2008-02-21 Jan Hubicka <jh@suse.cz>
12109 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
12110 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
12111 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
12113 2008-02-21 Michael Matz <matz@suse.de>
12116 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
12118 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
12120 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
12121 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
12122 as insn constraint.
12123 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12124 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12125 SSE_VEC_FLOAT_MODE_P as insn constraint.
12126 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12127 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12128 sse4a_movntdf using MODEF mode iterator.
12129 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12130 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12131 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12132 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12133 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12134 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12135 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12137 2008-02-21 Richard Guenther <rguenther@suse.de>
12139 * tree.def (PAREN_EXPR): New tree code.
12140 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
12142 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
12143 * expr.c (expand_expr_real_1): Likewise.
12144 * tree-inline.c (estimate_num_insns_1): Likewise.
12145 * tree-complex.c (expand_complex_move): Likewise.
12146 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
12149 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12152 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
12154 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12157 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
12159 * config/sh/sh.c (find_barrier): Don't go past
12160 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
12162 2008-02-20 DJ Delorie <dj@redhat.com>
12164 * config/h8300/h8300.md (insv): Force source operand to be a register.
12166 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
12167 as a jump, not as a plain insn.
12169 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
12171 * doc/invoke.texi (Warning Options): Add new option
12172 -Wframe-larger-than=.
12173 (-Wframe-larger-than): Document.
12175 * flags.h (warn_frame_larger_than, frame_larger_than_size):
12176 Add declarations for new option variables.
12178 * final.c (final_start_function): Check the frame size
12179 before emission and issue a Wframe-larger-than warning.
12181 * opts.c (warn_frame_larger_than, frame_larger_than_size):
12182 Add definitions for new option variables.
12183 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
12185 * common.opt (Wframe-larger-than=): New option.
12187 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12189 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
12190 (<sse>_div<mode>3): Ditto.
12191 (<sse>_vmdiv<mode>3): Ditto.
12192 (<sse>_vmsqrt<mode>2): Ditto.
12193 (*smax<mode>3): Ditto.
12194 (sse5_frcz<mode>2): Ditto.
12195 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
12196 as insn constraint.
12198 2008-02-20 Richard Guenther <rguenther@suse.de>
12200 PR middle-end/35265
12201 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
12202 be happy with INTEGRAL_TYPE_P.
12204 2008-02-20 Richard Guenther <rguenther@suse.de>
12206 * fold-const.c (split_tree): Associate floatig-point expressions
12207 if flag_associative_math is set.
12209 2008-02-20 Richard Guenther <rguenther@suse.de>
12211 * tree.h (fold_real_zero_addition_p): Declare.
12212 * fold-const.c (fold_real_zero_addition_p): Export.
12213 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
12214 floating-point operations with zero and one.
12216 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
12218 * doc/install.texi: Correct references to CFLAGS, replacing them
12219 with BOOT_CFLAGS. Document flags used during bootstrap for
12222 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12224 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
12225 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
12226 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12228 (smin<mode>3): Ditto from similar patterns.
12229 (smax<mode>3): Ditto.
12230 (*ieee_smin<mode>3): Ditto.
12231 (*ieee_smax<mode>3): Ditto.
12232 * config/i386/sse.md (sse): New mode attribute.
12233 (mov<mode>): Macroize expander from movv4sf and movv2df using
12234 SSEMODEF2P mode iterator.
12235 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12236 SSE_VEC_FLOAT_MODE_P as insn constraint.
12237 (storent<mode>): Ditto.
12238 (storent<mode>): Macroize expander from storentsf and storentdf using
12239 MODEF mode iterator.
12240 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12241 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12242 (abs<mode>2): Ditto from similar patterns.
12243 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12244 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12245 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12246 (<sse>_vmsqrt<mode>2): Ditto.
12247 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12248 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12249 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12250 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12251 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12252 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12253 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
12255 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
12256 iterator and SSE_FLOAT_MODE_P as insn constraint.
12257 (<sse>_ucomi): Ditto from similar patterns.
12258 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
12259 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
12260 SSE_VEC_FLOAT_MODE_P as insn constraint.
12261 (vcond<mode>): Ditto from similar patterns.
12262 (and<mode>3, *and<mode>3): Ditto.
12263 (<sse>_nand<mode>3): Ditto.
12264 (ior<mode>3, *ior<mode>3): Ditto.
12265 (xor<mode>3, *xor<mode>3): Ditto.
12266 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
12267 iterator and SSE_FLOAT_MODE_P as insn constraint.
12268 (*nand<mode>3): Ditto from similar patterns.
12269 (*ior<mode>3): Ditto.
12270 (*xor<mode>3): Ditto.
12272 2008-02-20 Ira Rosen <irar@il.ibm.com>
12274 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
12275 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
12276 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
12278 2008-02-19 Jan Hubicka <jh@suse.cz>
12280 * predict.c (tree_bb_level_predictions): Remove variable next
12281 mistakely introduced by previous commit.
12283 2008-02-19 Jan Hubicka <jh@suse.cz>
12285 * predict.c (predict_paths_leading_to): Rewrite.
12286 (predict_paths_for_bb): New.
12287 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
12289 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12292 * Makefile.in (build_file_translate): New.
12293 (gcc-vers.texi): Use it for translating $(abs_srcdir).
12294 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
12295 * configure.ac (build_file_translate): Substitute it.
12296 * configure: Regenerate.
12298 2008-02-19 Jan Hubicka <jh@suse.cz>
12300 PR rtl-optimization/34408
12301 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
12304 2008-02-19 Jan Hubicka <jh@suse.cz>
12306 PR middle-end/28779
12307 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
12310 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
12313 * config/i386/i386-modes.def: Revert the last DI alignment
12314 change until Ada people can look into it.
12316 2008-02-19 Nick Clifton <nickc@redhat.com>
12318 * opts.c (print_specific_help): Fix typo in --help text.
12320 2008-02-19 Jakub Jelinek <jakub@redhat.com>
12323 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
12324 32-bit inline asm without asm alternatives for host GCC < 3.0.
12326 2008-02-19 Richard Guenther <rguenther@suse.de>
12328 PR tree-optimization/34989
12329 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
12330 Allow propagation to INDIRECT_REF if we can simplify only.
12332 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12334 * c-common.c (warn_for_collisions_1): Use appropriate option when
12337 2008-02-19 Nick Clifton <nickc@redhat.com>
12340 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
12341 (handle_options): Fix indentation.
12342 (print_filtered_help): If no language-specific options were
12343 displayed tell the user how to list all the options supported by
12344 the language's front-end.
12345 (print_specific_help): Fix indentation and remove duplicate line.
12346 (common_handle_option): Handle the -v option.
12347 For --help enable the display of undocumented options if the -v
12348 switch has been included on the command line.
12349 For --help= check for overlaps in the arguments between the option
12350 classes and the language names and issue a warning when they
12351 cannot be disambiguated.
12352 * c.opt (v): Pass on to the common option handler.
12354 2008-02-19 Revital Eres <eres@il.ibm.com>
12356 * modulo-sched.c (sms_schedule): Change dump message when
12357 create_ddg function fails.
12358 (try_scheduling_node_in_cycle): Rename row to cycle.
12359 (print_partial_schedule): Rename CYCLE to ROW.
12361 2008-02-19 Christian Bruel <christian.bruel@st.com>
12362 Zdenek Dvorak <ook@ucw.cz>
12364 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12366 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12369 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12370 (*x86_movdicc_0_m1_se): Ditto.
12372 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12374 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12375 (CMPtype): Define as __gcc_CMPtype.
12376 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12377 (CMPtype): Define as __gcc_CMPtype.
12379 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12381 Support valgrind 3.3 for --enable-checking=valgrind.
12382 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12384 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12385 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12386 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12387 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12388 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12389 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12390 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12392 * ggc-zone.c: Similar.
12393 * ggc-page.c: Similar.
12395 2008-02-19 Paul Brook <paul@codesourcery.com>
12398 * config/arm/ieee754-df.S: Fix do_it typo.
12399 * config/arm/ieee754-sf.S: Fix do_it typo.
12401 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12404 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12405 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12406 (OPTION_MASK_ISA_SSE_SET): Likewise.
12407 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12408 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12409 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12410 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12411 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12412 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12413 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12414 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12415 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12416 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12417 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12418 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12419 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12420 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12421 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12422 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12423 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12424 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12425 (OPTION_MASK_ISA_SSE4): Removed.
12426 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12427 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12428 (override_options): Don't turn on implied SSE/MMX bits in
12431 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12433 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12436 2008-02-18 Joey Ye <joey.ye@intel.com>
12438 PR middle-end/34921
12439 * tree-nested.c (insert_field_into_struct): Set type alignment
12440 to field alignment if the former is less than the latter.
12442 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12444 * BASE-VER: Set to 4.4.0.
12446 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12448 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12449 * doc/cfg.texi: Likewise.
12450 * doc/extend.texi: Likewise.
12451 * doc/gty.texi: Likewise.
12452 * doc/invoke.texi: Likewise.
12453 * doc/loop.texi: Likewise.
12454 * doc/md.texi: Likewise.
12455 * doc/passes.texi: Likewise.
12456 * doc/rtl.texi: Likewise.
12457 * doc/sourcebuild.texi: Likewise.
12458 * doc/tm.texi: Likewise.
12459 * doc/tree-ssa.texi: Likewise.
12461 2008-02-17 Richard Guenther <rguenther@suse.de>
12463 PR middle-end/35227
12464 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12465 without default definition.
12467 2008-02-17 Richard Guenther <rguenther@suse.de>
12469 PR tree-optimization/35231
12470 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12473 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12476 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12477 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12478 libgcc_cmp_return mode.
12480 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12483 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12485 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12487 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12490 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12492 * doc/c-tree.texi: Use `@.' where appropriate.
12493 * doc/extend.texi: Likewise.
12494 * doc/install.texi: Likewise.
12495 * doc/invoke.texi: Likewise.
12496 * doc/loop.texi: Likewise.
12497 * doc/makefile.texi: Likewise.
12498 * doc/md.texi: Likewise.
12499 * doc/passes.texi: Likewise.
12500 * doc/standards.texi: Likewise.
12501 * doc/tm.texi: Likewise.
12503 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12505 PR middle-end/35196
12506 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12508 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12509 rather than in entry_bb.
12511 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12513 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12514 libgcc_cmp_return mode.
12516 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12518 PR middle-end/35130
12519 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12520 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12522 2008-02-15 Richard Guenther <rguenther@suse.de>
12523 Zdenek Dvorak <ook@ucw.cz>
12525 PR tree-optimization/35164
12526 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12527 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12528 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12529 Only propagate addresses which do not have abnormal SSA_NAMEs
12532 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12535 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
12537 2008-02-15 Jan Hubicka <jh@suse.cz>
12539 PR middle-end/35149
12540 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
12542 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12544 PR middle-end/34621
12545 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
12546 when calculating alignment_pad.
12548 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12550 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
12551 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
12552 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
12553 and STACK_BOUNDARY define.
12555 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
12557 PR preprocessor/35061
12558 * c-pragma.c (handle_pragma_pop_macro): Check that
12559 pushed_macro_table has been allocated.
12561 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12563 PR middle-end/35136
12564 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12565 (force_gimple_operand): Likewise.
12566 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12567 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12568 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12569 (find_interesting_uses_address): Check addressability and alignment
12570 of the base expression only after substituting bases of IVs into it.
12572 2008-02-14 Michael Matz <matz@suse.de>
12575 * function.c (instantiate_virtual_regs_in_insn): Reload address
12576 before falling back to reloading the whole operand.
12578 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12580 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12581 before the first section switch note.
12583 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12585 * doc/bugreport.texi: Update copyright years.
12586 * doc/c-tree.texi: Likewise.
12587 * doc/cfg.texi: Likewise.
12588 * doc/cpp.texi: Likewise.
12589 * doc/cppinternals.texi: Likewise.
12590 * doc/fragments.texi: Likewise.
12591 * doc/frontends.texi: Likewise.
12592 * doc/gcc.texi: Likewise.
12593 * doc/gty.texi: Likewise.
12594 * doc/hostconfig.texi: Likewise.
12595 * doc/implement-c.texi: Likewise.
12596 * doc/libgcc.texi: Likewise.
12597 * doc/loop.texi: Likewise.
12598 * doc/makefile.texi: Likewise.
12599 * doc/options.texi: Likewise.
12600 * doc/passes.texi: Likewise.
12601 * doc/rtl.texi: Likewise.
12602 * doc/sourcebuild.texi: Likewise.
12603 * doc/standards.texi: Likewise.
12604 * doc/tree-ssa.texi: Likewise.
12605 * doc/trouble.texi: Likewise.
12607 * doc/extend.texi: Use @: or add comma where appropriate.
12608 * doc/invoke.texi: Likewise.
12609 * doc/tm.texi: Likewise.
12611 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12614 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12617 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12619 * doc/md.texi (clz, ctz): Add reference.
12620 * doc/rtl.texi (clz, ctz): Likewise.
12622 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12625 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12628 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12630 * config/s390/s390.c (struct constant_pool): New field
12631 emit_pool_after added.
12632 (s390_mainpool_start): Set the emit_pool_after flag according
12633 to the section switch notes.
12634 (s390_mainpool_finish): Consider emit_pool_after when emitting
12635 the literal pool at the end of the function.
12636 (s390_chunkify_start): Force literal pool splits at section
12639 2008-02-13 Michael Matz <matz@suse.de>
12642 * var-tracking.c (clobber_variable_part): Correctly traverse the
12645 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12648 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12649 Add -fdump-ipa-inline.
12650 * tree-dump.c (dump_files): Remove tree-inlined dump.
12651 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12653 2008-02-12 Richard Guenther <rguenther@suse.de>
12655 PR tree-optimization/35171
12656 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12659 2008-02-12 Richard Guenther <rguenther@suse.de>
12661 PR middle-end/35163
12662 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12663 value-preserving mode. Disallow final truncation.
12665 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12667 PR middle-end/35136
12668 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12669 code from here to...
12670 (force_gimple_operand): ...here.
12672 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12675 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12676 non-compatible pointers.
12677 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12678 different FIELD_DECLs, try harder by comparing field offsets, sizes
12681 PR inline-asm/35160
12682 * function.c (match_asm_constraints_1): Don't replace the same input
12685 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12687 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12688 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12689 (expand_epilogue): Restore RAMPZ register.
12690 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12692 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12694 * config/i386/cygwin.asm: (__alloca): Correct calling
12695 convention and alignment.
12696 (__chkstk): Force 8 byte stack alignment.
12698 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12699 Richard Guenther <rguenther@suse.de>
12701 PR tree-optimization/33992
12702 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12703 the zero we compare against.
12705 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12707 PR libfortran/35063
12708 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12709 to CloseHandle after unlocking to prevent accumulation of handle
12712 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12714 PR middle_end/34150
12715 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12716 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12717 and update LABEL_NUSES during and after reload.
12719 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12721 PR middle-end/34627
12722 * combine.c (simplify_if_then_else): Make sure the comparison is
12723 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12725 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12728 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12729 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12730 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12731 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12732 * tree.h (get_type_static_bounds): Likewise.
12734 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12736 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12737 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12738 Make -Wfoo language annotations match what the compiler outputs.
12740 2008-02-08 Sa Liu <saliu@de.ibm.com>
12742 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12743 intrinsics spu_convts, spu_convtu, spu_convtf.
12745 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12747 * doc/extend.texi (Function Attributes) <noinline>: Mention
12748 asm ("") as method to keep calls.
12750 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12753 * doc/options.texi (Options): Replace references to opts.sh with
12755 * opts-common.c: Likewise.
12756 * optc-gen.awk: Likewise.
12758 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12760 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12762 2008-02-07 Richard Henderson <rth@redhat.com>
12765 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12766 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12769 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12771 PR tree-optimization/35085
12772 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12773 for operand entry oe2 in addition to operand entry oe3 in order to
12774 expose more opportunities for vectorizer sum reduction.
12776 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12779 * Makefile.in (LIBS): Remove $(GMPLIBS).
12780 (cc1-dummy, cc1): Add $(GMPLIBS).
12782 2008-02-06 Jan Hubicka <jh@suse.cz>
12785 * i386.md (moddf_integer): Do not produce partial memory stalls for
12786 targets where it hurts.
12788 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12791 * optabs.c (expand_float): Do not check for decimal modes when
12792 expanding unsigned integer through signed conversion.
12794 2008-02-06 Nick Clifton <nickc@redhat.com>
12796 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12797 inside the clobber with a match_operand and duplicated operand
12798 number in the constraint.
12799 (ineqbranchsi): Delete redundant comment.
12801 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12803 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12804 builtin_define ("__USE_INIT_FINI__").
12805 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12807 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12809 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12811 PR documentation/30330
12812 * doc/invoke.texi (C++ Dialect Options)
12813 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12814 For each warning option -Wfoo that allows -Wno-foo, ensure both
12815 -Wfoo and -Wno-foo are listed in the option index. Fix index
12816 entry of -Wswitch-default, index -Wnormalized= including the
12817 `=', and -Wlarger-than-@var{len} including @var{len}.
12819 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12821 * config/i386/i386.md (floatunssisf2): Use
12822 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12823 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12824 Macroize expander using MODEF mode iterator.
12826 2008-02-05 Diego Novillo <dnovillo@google.com>
12828 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12831 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12833 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12836 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12838 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12841 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12842 to indicate if a message should be generated.
12843 (init_cumulative_args): Updated.
12844 (function_value_32): Likewise.
12846 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12848 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12850 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12853 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12854 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12856 2008-02-04 Diego Novillo <dnovillo@google.com>
12858 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12861 * tree-vrp.c (vrp_evaluate_conditional): With
12862 -Wtype-limits, emit a warning when comparing against a
12863 constant outside the natural range of OP0's type.
12865 2008-02-04 Richard Guenther <rguenther@suse.de>
12867 PR middle-end/33631
12868 * expr.c (count_type_elements): Give for unions instead of
12871 2008-02-04 Richard Guenther <rguenther@suse.de>
12873 PR middle-end/35043
12874 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12875 to TYPE_DOMAINs base type instead of using bitsizetype here.
12877 2008-02-03 Jason Merrill <jason@redhat.com>
12879 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12881 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12884 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12885 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12886 (RS/6000 and PowerPC Options): Fix typos and markup.
12887 * doc/passes.texi (Tree-SSA passes): Likewise.
12889 2008-02-02 Michael Matz <matz@suse.de>
12892 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12893 from record_last_reg_set_info.
12894 (record_last_reg_set_info): Take an RTX argument, iterate over all
12895 constituent hardregs.
12896 (record_last_set_info, record_opr_changes): Change calls to
12897 new signature or to record_last_reg_set_info_regno.
12899 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12901 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12903 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12905 PR rtl-optimization/34773
12906 * reg-notes.def (EQUAL): Mention significance of combination of
12907 REG_EQUAL and REG_RETVAL.
12908 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12909 insn that has a REG_RETVAL.
12911 2008-02-01 Roger Sayle <roger@eyesopen.com>
12914 * configure.ac (--enable-fixed-point): Disable unless explicitly
12916 * configure: Regenerate.
12918 2008-02-01 Richard Guenther <rguenther@suse.de>
12921 * invoke.texi (-finline-limit): Remove no longer true parts
12922 of the documentation. Note that there is no default value.
12924 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12925 Mark Mitchell <mark@codesourcery.com>
12926 Ben Elliston <bje@au.ibm.com>
12929 * doc/extend.texi (Other Builtins): Document.
12931 2008-01-31 Tom Browder <tom.browder@gmail.com>
12933 * doc/c-tree.texi (Types): Fix grammar.
12934 (Expression trees): Ditto.
12935 * doc/passes.texi (Tree-SSA passes): Ditto.
12937 * doc/configterms.texi (Configure Terms): Fix typo.
12938 * doc/cpp.texi (Common Predefined Macros): Ditto.
12939 * doc/md.texi (Machine Constraints): Ditto.
12941 * doc/makefile.texi (Makefile): Add comma.
12943 2008-01-31 Tom Browder <tom.browder@gmail.com>
12944 Gerald Pfeifer <gerald@pfeifer.com>
12946 * doc/sourcebuild.texi (Front End): Remove references to CVS
12947 and CVSROOT/modules.
12948 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12949 (Back End): Remove reference to CVS.
12951 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12954 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12956 (mips16_gp_pseudo_reg): ...here.
12957 * config/mips/mips.md (load_const_gp): Replace with...
12958 (load_const_gp_<mode>): ...this :P-based insn.
12960 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12962 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12963 options. Minor fixes.
12964 (-std): Move reference to standards closer to where language
12965 standards are first mentioned.
12967 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12969 PR rtl-optimization/34995
12970 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12971 parameter and return a bool. If the rtx parameter is nonnull,
12972 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12973 (find_reloads): Update call accordingly. Pass the new operand
12974 if it needed no address reloads, otherwise pass null.
12976 2008-01-30 Richard Henderson <rth@redhat.com>
12979 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12980 for unbounded arrays.
12982 2008-01-30 Silvius Rus <rus@google.com>
12984 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12986 2008-01-30 Jan Hubicka <jh@suse.cz>
12989 * i386.c (init_cumulative_args): Use real function declaration when
12992 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12994 PR rtl-optimization/34998
12995 * global.c (build_insn_chain): Treat non-subreg_lowpart
12996 SUBREGs of pseudos as clobbering all the words covered by the
12997 SUBREG, not just all the bytes.
12998 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12999 original df_ref rather than an extract parameter.
13000 (global_conflicts): Update call accordingly.
13002 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
13004 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
13005 the overflow check to make it easier to read.
13006 (__fixtfdi): Change the type of the ll member in union
13007 long_double to UDItype_x.
13009 2008-01-30 Jakub Jelinek <jakub@redhat.com>
13011 PR middle-end/34969
13012 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
13013 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
13014 * tree-inline.c (fold_marked_statements): Call
13015 cgraph_update_edges_for_call_stmt if folding a call statement.
13016 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
13017 debug_generic_stmt calls, reset it back afterwards.
13020 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
13022 * c-typeck.c (build_external_ref): Don't pedwarn about
13023 static vars in current function's scope.
13025 2008-01-29 Joseph Myers <joseph@codesourcery.com>
13027 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
13029 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
13032 * ipa-struct-reorg.c: Fix spelling.
13033 * params.def: Ditto.
13035 2008-01-29 Richard Guenther <rguenther@suse.de>
13037 PR middle-end/35006
13038 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
13040 * tree-inline.c (remap_type): Increment remapping_type_depth
13041 around remapping types.
13042 (copy_body_r): Only add referenced variables if they are referenced
13043 from code, not types.
13045 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
13056 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
13057 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
13059 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
13062 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
13063 pointer for tiny stack.
13065 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13067 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
13069 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13071 * config/vx-common.h: Fix typo in comment.
13073 2008-01-28 Ian Lance Taylor <iant@google.com>
13077 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13078 coalesce pointers if they have different DECL_NO_TBAA_P values.
13079 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
13080 between variables with different DECL_NO_TBAA_P values.
13082 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
13085 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
13086 are not legitimate small data references on SPE targets.
13088 2008-01-28 David Daney <ddaney@avtrex.com>
13090 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
13092 2008-01-28 David Daney <ddaney@avtrex.com>
13094 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
13096 2008-01-27 Joseph Myers <joseph@codesourcery.com>
13098 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
13099 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
13100 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
13101 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
13102 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13103 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
13104 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
13105 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
13107 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13109 * basic-block.h (condjump_equiv_p): Fix comment.
13111 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13113 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
13114 print_generic_stmt_indented): Fix comment.
13116 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13118 * configure.ac (__stack_chk_fail): Add detecion for availability
13119 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
13120 * configure: Regenerate.
13122 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13124 PR middle-end/34688
13125 * final.c (output_addr_const): Handle TRUNCATE.
13127 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13130 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13131 (zero_cost, infinite_cost): New constants.
13132 (struct cost_pair): Change type of cost to comp_cost.
13133 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13134 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13136 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13137 split_address_cost, ptr_difference_cost, difference_cost,
13138 get_computation_cost_at, get_computation_cost,
13139 determine_use_iv_cost_generic, determine_use_iv_cost_address,
13140 determine_use_iv_cost_condition, determine_use_iv_costs,
13141 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
13142 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
13143 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
13144 Change type of cost to comp_cost.
13145 (determine_iv_cost): Increase cost of non-original ivs, instead
13146 of decreasing the cost of original ones.
13147 (get_address_cost): Indicate the complexity of the addressing mode
13149 (try_add_cand_for): Prefer using ivs not specific to some object.
13150 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
13152 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
13153 Janis Johnson <janis187@us.ibm.com>
13156 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
13157 (TARGET_INSTANTIATE_DECLS): Likewise.
13158 * target.h (expand_to_rtl_hook): New target hook.
13159 (instantiate_decls): Likewise.
13160 * function.c (instantiate_decl): Make non-static. Rename to...
13161 (instantiate_decl_rtl): ... this.
13162 (instantiate_expr): Use instantiate_decl_rtl.
13163 (instantiate_decls_1): Likewise.
13164 (instantiate_decls): Likewise.
13165 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
13166 * function.h (instantiate_decl_rtl): Add prototype.
13167 * cfgexpand.c (target.h): New include.
13168 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
13169 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
13170 (TARGET_INSTANTIATE_DECLS): Likewise.
13171 (TARGET_INITIALIZER): New target hooks added.
13172 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
13174 * config/rs6000/rs6000.c (tree-flow.h): New include.
13175 (machine_function): Add sdmode_stack_slot field.
13176 (rs6000_alloc_sdmode_stack_slot): New function.
13177 (rs6000_instantiate_decls): Likewise.
13178 (rs6000_secondary_memory_needed_rtx): Likewise.
13179 (rs6000_check_sdmode): Likewise.
13180 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
13181 (TARGET_INSTANTIATE_DECLS): Likewise.
13182 (rs6000_hard_regno_mode_ok): Allow SDmode.
13183 (num_insns_constant): Likewise. Handle _Decimal32 constants.
13184 (rs6000_emit_move): Handle SDmode.
13185 (function_arg_advance): Likewise.
13186 (function_arg): Likewise.
13187 (rs6000_gimplify_va_arg): Likewise. Add special handling of
13188 SDmode var args for 32-bit compiles.
13189 (rs6000_secondary_reload_class): Handle SDmode.
13190 (rs6000_output_function_epilogue): Likewise.
13191 (rs6000_function_value): Simplify if statement.
13192 (rs6000_libcall_value): Likewise.
13193 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
13194 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
13195 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
13196 (movsd_hardfloat): New define_insn.
13197 (movsd_softfloat): Likewise.
13198 (movsd_store): Likewise.
13199 (movsd_load): Likewise.
13200 (extendsddd2): Likewise.
13201 (extendsdtd2): Likewise.
13202 (truncddsd2): Likewise.
13203 (movdd_hardfloat64): Fixup comment.
13204 (UNSPEC_MOVSD_LOAD): New constant.
13205 (UNSPEC_MOVSD_STORE): Likewise.
13207 2008-01-26 Jakub Jelinek <jakub@redhat.com>
13210 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
13212 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
13213 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
13214 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
13215 and TRUTH_XOR_EXPR.
13217 2008-01-26 David Edelsohn <edelsohn@gnu.org>
13220 * config.gcc: Separate AIX 5.3 from AIX 6.1.
13221 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13222 __LONGDOUBLE128 too.
13223 * config/rs6000/aix61.h: New file.
13225 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13227 PR rtl-optimization/34959
13228 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13229 popcount and parity rtxes the same mode as their operand.
13230 Truncate or extend the result to the return value's mode
13233 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13236 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13237 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13238 to GOT_VERSION_REGNUM.
13239 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13240 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13241 * config/mips/mips.c (mips_emit_call_insn): New function.
13242 (mips_call_tls_get_addr): Call mips_expand_call directly.
13243 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13245 (mips16_build_call_stub): Likewise. Return the call insn or null.
13246 (mips_expand_call): Update the call to mips16_build_call_stub
13247 accordingly and a remove redundant condition. Assert that MIPS16
13248 stubs do not use lazy binding. Use mips_emit_call_insn and return
13250 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13252 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13253 (mips_avoid_hazard): Remove hazard_set handling.
13254 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
13255 (UNSPEC_RESTORE_GP): ...this.
13256 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
13257 (FAKE_CALL_REGNO): Rename to...
13258 (GOT_VERSION_REGNUM): ...this.
13259 (type): Add "ghost" value. Add an associated insn reservation.
13260 (hazard_set): Remove.
13261 (exception_receiver): Rename to...
13262 (restore_gp): ...this and update the unspec identifier accordingly.
13263 (exception_receiver, nonlocal_got_receiver): New expanders.
13264 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
13265 FAKE_CALL_REGNO. Remove hazard_set attribute.
13266 (set_got_version, update_got_version): New patterns.
13268 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
13271 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
13273 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13276 * doc/install.texi2html: Generate gcc-vers.texi.
13278 2008-01-25 DJ Delorie <dj@redhat.com>
13280 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13282 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13284 * config/c4x: Remove directory.
13285 * config.gcc (crx-*, mt-*): Mark obsolete.
13286 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
13287 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
13288 sh-*-rtemscoff*): Remove cases.
13289 * defaults.h (C4X_FLOAT_FORMAT): Remove.
13290 * real.c (encode_c4x_single, decode_c4x_single,
13291 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
13292 c4x_extended_format): Remove.
13293 * real.h (c4x_single_format, c4x_extended_format): Remove.
13294 * doc/extend.texi (interrupt, naked): Remove mention of attributes
13296 (Pragmas): Remove comment about c4x pragmas.
13297 * doc/install.texi (c4x): Remove target-specific instructions.
13298 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
13299 * doc/md.texi (Machine Constraints): Remove C4x documentation.
13300 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
13301 refer to C4x source files as examples.
13302 (C4X_FLOAT_FORMAT): Remove documentation.
13304 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
13306 * config/bfin/bfin.c (override_options): Reorder tests so that
13307 flag_pic gets enabled for -msep-data.
13309 2008-01-25 Richard Guenther <rguenther@suse.de>
13311 PR middle-end/32244
13312 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
13313 to its bitfield precision if required.
13315 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13317 PR middle-end/33880
13318 * tree-nested.c (walk_omp_for): New function.
13319 (convert_nonlocal_reference, convert_local_reference): Call
13320 walk_omp_for on OMP_FOR.
13321 (convert_call_expr): Call walk_body on OMP_FOR's
13322 OMP_FOR_PRE_INIT_BODY.
13324 2008-01-25 Richard Guenther <rguenther@suse.de>
13326 PR tree-optimization/34966
13327 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
13328 default defs and PHI_NODEs we have to insert after the
13329 defining statement.
13331 2008-01-24 Nick Clifton <nickc@redhat.com>
13333 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
13334 Provide a default definition.
13335 (LIBGCC2_UNITS_PER_WORD): Likewise.
13337 * config/stormy16/stormy16.c: Include df.h for the prototype
13338 for df_regs_ever_live_p.
13339 (xstormy16_expand_builtin_va_start): Convert the stack offset
13340 into a component_ref and then use POINTER_PLUS_EXPR to add it
13341 to the incoming_virtual_args_rtx.
13342 (xstormy16_gimplify_va_arg_expr): Rename to
13343 xstormy16_gimplify_va_arg_expr.
13344 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
13345 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
13346 xstormy16_gimplify_va_arg_expr.
13347 Fix up some formatting issues.
13349 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
13350 Move to predicates.md.
13351 (xs_hi_general_operand): Likewise.
13352 (xs_hi_nonmemory_operand): Likewise.
13353 * config/stormy16/predicates.md:
13354 (xstormy16_carry_plus_operand): New predicate.
13355 (xs_hi_general_operand): New predicate.
13356 (xs_hi_nonmemory_operand): New predicate.
13357 * config/stormy16/stormy16-protos.h:
13358 (xstormy16_carry_plus_operand): Delete prototype.
13359 (xs_hi_general_operand): Likewise.
13360 (xs_hi_nonmemory_operand): Likewise.
13362 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13363 modifiers as they are no longer needed and they can trigger
13364 reload spill failures.
13366 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13367 with a match_operand in order to help reload.
13369 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13370 constraint with 'e' for the 8th alternative as this version of
13371 the mov.w instruction only accepts the lower 8 registers.
13373 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13376 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13377 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13380 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13382 PR middle-end/33333
13383 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13385 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13387 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13389 (remove_structure): Update allocations list before removing structure.
13391 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13393 * ipa-struct-reorg.c (is_safe_cond_expr,
13394 create_new_stmts_for_cond_expr): Use integer_zerop function,
13395 that recognize not only zero-pointer, but zero-integer too.
13397 2008-01-25 Ben Elliston <bje@au.ibm.com>
13400 * fixproto: Escape "." in sed expression that strips leading "./".
13402 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13405 * gcc.c (SWITCH_OK): Removed.
13406 (SWITCH_LIVE): Changed to bit.
13407 (SWITCH_FALSE): Likewise.
13408 (SWITCH_IGNORE): Likewise.
13409 (switchstr): Change live_cond to unsigned int.
13410 (process_command): Replace SWITCH_OK with 0.
13411 (do_self_spec): Likewise.
13412 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13413 (give_switch): Likewise.
13414 (used_arg): Likewise.
13415 (do_spec_1): Set the SWITCH_IGNORE bit.
13416 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13417 bits. Set the SWITCH_LIVE bit.
13419 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13421 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13423 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13425 PR tree-optimization/34472
13426 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13427 parameter to a "bool *" and set *DATA to false if there is
13428 an unsafe access. Do not delete the structure here.
13429 (check_cond_exprs): Delete it here instead.
13430 (check_cond_exprs, exclude_cold_structs): Do not increase
13431 I when removing a structure.
13433 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13436 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13437 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13439 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13441 PR middle-end/34934
13442 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13443 a fixed vector for stack.
13445 2008-01-24 Ben Elliston <bje@au.ibm.com>
13448 * doc/gcc.texi (Software development): Add a direntry for g++.
13450 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13452 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13453 stale and straggling -fforce-addr comments above.
13455 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13457 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13458 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13460 2008-01-23 Michael Matz <matz@suse.de>
13463 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13466 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13468 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13469 malloc result type.
13471 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13473 * config/avr/avr.c (avr_current_arch): New variable.
13474 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13475 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13476 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13477 (avr_override_options): Init 'avr_current_arch'.
13478 (base_arch_s): Move from here...
13479 * config/avr/avr.h (base_arch_s): ... here. Add new members
13480 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13481 'mega' to 'have_jmp_call'.
13482 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13483 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13485 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13487 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13488 MULTILIB_MATCHES): (Ditto.).
13490 2008-01-23 Richard Guenther <rguenther@suse.de>
13492 PR middle-end/31529
13493 * cgraphunit.c (cgraph_reset_node): Always mark the node
13494 not reachable if it is not queued already.
13496 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13498 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13499 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13500 (cputype_selected): New static variable.
13501 (bfin_handle_option): Set it if -mcpu is used.
13502 (override_option): Select default set of workarounds if no cpu type
13503 selected on the command line.
13504 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13506 From Michael Frysinger <michael.frysinger@analog.com>
13507 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13508 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13510 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13511 for bf547, bf523, bf524, and bf526.
13512 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13514 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13515 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13516 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13517 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13518 * doc/invoke.texi (Blackfin Options): Document that
13519 -mcpu now accept bf547, bf523, bf524, and bf526.
13521 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13523 PR rtl-optimization/34628
13524 * combine.c (try_combine): Stop and undo after the first combination
13525 if an autoincrement side-effect on the first insn has effectively
13528 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13531 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13532 Offset addresses are not valid for Altivec or paired float modes.
13534 2008-01-22 Jakub Jelinek <jakub@redhat.com>
13537 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
13538 if DECL_INITIAL (decl) is error_mark_node.
13541 * c-common.c (handle_vector_size_attribute): Only allow
13542 integral, scalar float and fixed point types. Handle OFFSET_TYPE
13543 the same way as pointer, array etc. types.
13544 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
13547 * tree.c (build_type_attribute_qual_variant): Call
13548 build_qualified_type if attributes are equal, but quals are not.
13550 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13553 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
13554 * flags.h (warn_strict_aliasing): Remove.
13555 (warn_strict_overflow): Remove.
13556 * opts.c (warn_strict_aliasing): Remove.
13557 (warn_strict_overflow): Remove.
13558 * c-opts.c (c_common_handle_option): -Wall only sets
13559 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13560 (c_common_post_options): Give default values to -Wstrict-aliasing
13561 and -Wstrict-overflow if they are uninitialized.
13562 * common.opt (Wstrict-aliasing): Specify Var and Init.
13563 (Wstrict-overflow): Likewise.
13565 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13567 PR rtl-optimization/26854
13568 PR rtl-optimization/34400
13569 PR rtl-optimization/34884
13570 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13572 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13573 (df_rd_bb_info.expanded_lr_out): Deleted
13574 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13575 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13576 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13577 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13578 Removed code to allocate, initialize or free expanded_lr_out.
13579 (df_rd_bb_local_compute_process_def): Restructured to make more
13581 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13582 sets if the sets are being trimmed.
13584 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13587 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13588 (as_vers): Likewise.
13589 * configure: Regenerated.
13591 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13593 PR middle-end/33092
13594 * tree-pass.h (pass_build_alias): New pass.
13595 * tree-ssa-alias.c (gate_build_alias): New.
13596 (pass_build_alias): New.
13597 * passes.c (init_optimization_passes): Add pass_build_alias after
13598 pass_create_structure_vars.
13600 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13602 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13603 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13604 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13605 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13606 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13607 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13608 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13609 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13610 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13611 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13612 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13613 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13614 * config/s390/s390.md (FP_ALL): New mode iterator.
13615 (_d): New mode attribute.
13616 ("*signbit<mode>2>"): Changed mode of first operand.
13617 ("isinf<mode>2"): Changed mode of first operand.
13618 ("*TDC_insn"): Adaptation for DFP modes.
13620 2008-01-22 Ben Elliston <bje@au.ibm.com>
13622 * tree.c (check_qualified_type): Improve function description.
13624 2008-01-21 Jason Merrill <jason@redhat.com>
13627 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13628 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13631 2008-01-21 DJ Delorie <dj@redhat.com>
13633 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13636 2008-01-21 Richard Guenther <rguenther@suse.de>
13638 PR middle-end/34856
13639 * tree-cfg.c (verify_expr): Allow all invariant expressions
13640 instead of just constant class ones as reference argument.
13641 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13642 like any other constant.
13643 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13645 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13647 * regmove.c (fixup_match_1): Update call crossed frequencies.
13649 2008-01-21 Richard Guenther <rguenther@suse.de>
13652 * tree-inline.c (setup_one_parameter): Deal with mismatched
13653 types using a VIEW_CONVERT_EXPR.
13655 2008-01-21 Alon Dayan <alond@il.ibm.com>
13656 Olga Golovanevsky <olga@il.ibm.com>
13658 PR tree-optimization/34701
13659 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13660 when the structure size is not a power of 2.
13662 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13664 * doc/install.texi: Add doc for --enable-checking=df.
13666 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13668 PR rtl-optimization/34808
13669 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13671 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13673 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13676 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13678 PR rtl-optimization/26854
13679 PR rtl-optimization/34400
13680 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13682 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13683 (df_rd_bb_info.expanded_lr_out): New.
13684 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13685 * loop_iv.c (iv_analysis_loop_init): Ditto.
13686 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13687 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13688 Added code to allocate, initialize or free expanded_lr_out.
13689 (df_rd_bb_local_compute_process_def): Restructured to make
13690 more understandable.
13691 (df_rd_confluence_n): Add code to do nothing with fake edges and
13692 code to no apply invalidate_by_call sets if the sets are being trimmed.
13693 (df_lr_local_finalize): Renamed to df_lr_finalize.
13694 (df_live_local_finalize): Renamed to df_live_finalize.
13696 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13699 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13700 deciding whether to use reciprocal instructions.
13702 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13704 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13705 dwarf2out_note_section_used if cold_text_section is NULL.
13707 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13709 PR gcov-profile/34610
13710 * tree-cfg.c (make_edges): Mark both outgoing edges from
13711 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13712 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13713 from OMP_FOR and OMP_CONTINUE outgoing edges.
13715 * tree-profile.c (tree_profiling): Return early if
13716 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13718 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13719 from cfun to child_cfun.
13720 * function.h (struct function): Add after_tree_profile bit.
13722 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13724 * config/avr/avr.S (_exit): Disable interrupt.
13726 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13727 Steven Bosscher <stevenb.gcc@gmail.com>
13729 PR rtl-optimization/26854
13730 PR rtl-optimization/34400
13731 * df-problems.c (df_live_scratch): New scratch bitmap.
13732 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13733 (df_live_reset): Clear the proper bitmaps.
13734 (df_live_bb_local_compute): Only process the artificial defs once
13735 since the order is not important.
13736 (df_live_init): Init the df_live sets only with the variables
13737 found live by df_lr.
13738 (df_live_transfer_function): Use the df_lr sets to prune the
13739 df_live sets as they are being computed.
13740 (df_live_free): Free df_live_scratch.
13742 2008-01-18 Ian Lance Taylor <iant@google.com>
13744 * common.opt: Add fmerge-debug-strings.
13745 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13746 flag_merge_debug_strings rather than flag_merge_constants.
13747 * doc/invoke.texi (Option Summary): Mention
13748 -fmerge-debug-strings.
13749 (Debugging Options): Document -fmerge-debug-strings.
13751 2008-01-18 Ian Lance Taylor <iant@google.com>
13754 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13755 (struct tree_function_decl): Add new field operator_new_flag.
13756 * tree-inline.c (expand_call_inline): When inlining a call to
13757 operator new, force the return value to go into a variable, and
13758 set DECL_NO_TBAA_P on that variable.
13759 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13761 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13764 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13765 DWARF2_DEBUGGING_INFO.
13766 (dwarf2out_note_section_used): Ditto. Add prototype.
13767 (have_multiple_function_sections, text_section_used,
13768 cold_text_section_used, *cold_text_sections): Move declarations
13771 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13773 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13774 field and add signal_ra.
13775 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13776 assignments to frame state pc. Move end of stack check after
13777 MD_FALLBACK_FRAME_STATE_FOR.
13778 (uw_update_context_1): Use frame state signal_regs if set, instead
13779 of checking signal_frame flag.
13780 (uw_update_context): Use frame state signal_ra if set.
13781 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13782 * config/xtensa/linux-unwind.h: New file.
13784 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13786 * modulo-sched.c (get_sched_window): Fix comment typo.
13788 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13790 PR tree-optimization/34648
13791 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13793 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13795 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13796 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13798 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13800 PR rtl-optimization/34400
13801 * df-core.c (df_worklist_dataflow_overeager,
13802 df_worklist_dataflow_doublequeue): New functions.
13803 (df_worklist_dataflow): Two different worklist solvers.
13804 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13807 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13810 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13811 and ftree-parallelize-loops.
13813 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13815 PR rtl-optimization/34826
13816 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13818 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13820 * global.c (find_reg): Mark the eh regs as used if necessary.
13821 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13822 * ra.h (struct allocno): no_eh_reg field added. Changed
13823 no_stack_reg type to bitfield.
13825 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13827 * tree.c (substitute_in_expr): Add missing 'break'.
13829 2008-01-17 Richard Guenther <rguenther@suse.de>
13831 PR tree-optimization/34825
13832 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13833 x / x as division to handle.
13835 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13837 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13838 "-pthread" is specified.
13839 * pa-hpux11.h (LIB_SPEC): Likewise.
13841 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13842 Peter Bergner <bergner@vnet.ibm.com>
13844 PR rtl-optimization/33796
13845 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13847 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13849 PR libgfortran/34699
13850 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13852 * pa-hpux10.h (LINK_SPEC): Likewise.
13853 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13855 2008-01-16 Richard Guenther <rguenther@suse.de>
13857 PR middle-end/32628
13858 * fold-const.c (fold_convert_const_int_from_int): Do not
13859 set overflow if that occured only because of a sign extension
13860 change when converting from/to a sizetype with the same
13861 precision and signedness.
13863 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13866 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13867 location address to the correct place. Update copyright year.
13869 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13871 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13872 no dependences in the dependence_relations vector.
13874 2008-01-16 Jan Hubicka <jh@suse.cz>
13876 PR rtl-optimization/31396
13877 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13878 * cfg.c (dump_reg_info): Print it.
13879 * regs.h (struct reg_info_t): add freq_calls_crossed.
13880 (REG_FREQ_CALLS_CROSSED): New macro.
13881 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13882 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13883 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13884 regmove_optimize): Update call crossed frequencies.
13885 * local-alloc.c (struct qty): Add freq_calls_crossed.
13886 (alloc_qty): Copute freq_calls_crossed.
13887 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13888 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13889 * ra.h (struct allocno): Add freq_calls_crossed.
13891 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13893 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13894 libgomp when compiling with ftree-parallelize-loops.
13895 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13897 2008-01-16 Richard Guenther <rguenther@suse.de>
13899 PR tree-optimization/34769
13900 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13901 * tree.c (int_cst_value): Instead make this function more
13902 permissive in what it accepts as valid input. Document this
13903 function always sign-extends the value.
13905 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13906 Richard Guenther <rguenther@suse.de>
13909 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13910 (gimple_fold_indirect_ref_rhs): ... this.
13911 (gimple_fold_indirect_ref): New function with foldings
13912 that preserve lvalueness.
13913 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13914 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13915 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13916 to fold an INDIRECT_REF, fall back to the old use of
13917 fold_indirect_ref_1.
13919 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13921 * tree-data-ref.c (subscript_dependence_tester_1): Call
13922 free_conflict_function.
13923 (compute_self_dependence): Same.
13925 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13928 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13929 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13931 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13932 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13933 for DWARF2_UNWIND_INFO targets.
13935 2008-01-16 Richard Guenther <rguenther@suse.de>
13938 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13939 type qualifiers for function types.
13941 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13943 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13944 loop_iterator li from previous commit.
13946 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13948 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13950 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13952 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13953 (parallelize_loops): Don't parallelize irreducible components.
13955 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13958 * c-opts (c_common_post_options): Do not enable CPP
13959 flag_pedantic_errors by default.
13961 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13963 PR rtl-optimization/31944
13964 * cse.c (remove_pseudo_from_table): New function.
13965 (merge_equiv_classes): Use above function to remove pseudo-registers.
13966 (invalidate): Likewise.
13968 2008-01-13 Richard Guenther <rguenther@suse.de>
13970 PR middle-end/34601
13971 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13972 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13974 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13976 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13977 validate_change to unshare the source of the PC set.
13979 2008-01-12 Jan Hubicka <jh@suse.cz>
13981 PR middle-end/32135
13982 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13983 references above array bounds. This might trigger bounds checks for
13984 pointers to arrays.
13986 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13988 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13989 new_replaceable_dependencies.
13991 2008-01-12 Doug Kwan <dougkwan@google.com>
13993 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13994 instead of OPT_Wreturn_type in warning due to ignored return type
13996 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13997 options included in -Wextra.
13998 * c.opt: New option -Wignored_qualifiers.
13999 * doc/invoke.texi (Warning Options, -Wextra): Add new option
14000 -Wignore_qualifiers.
14001 (-Wignored-qualifiers): Document.
14002 (-Wreturn-type): Remove description of functionality now handled
14003 by -Wignored-qualifiers.
14005 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
14008 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
14009 NOP_EXPR if it is between integral types with the same precision.
14011 2008-01-12 Jan Hubicka <jh@suse.cz>
14014 * invoke.texi (max-inline-recursive-depth): Fix default value.
14016 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
14018 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
14021 2008-01-11 Bob Wilson <bob.wilson@acm.org>
14023 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
14025 2008-01-11 James E. Wilson <wilson@specifix.com>
14028 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
14030 2008-01-11 Anatoly Sokolov <aesok@post.ru>
14032 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
14033 save/restore frame pointer register and don't use 'call-prologues'
14034 optimization in function with "OS_task" attribute.
14036 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
14038 PR middle-end/31309
14039 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
14040 when copying to memory.
14042 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
14044 PR rtl-optimization/30905
14045 * cfgcleanup.c: Include dce.h
14046 (crossjumps_occured): New global variable.
14047 (try_crossjump_bb): Exit loop after finding a fallthru edge.
14048 If something changed, set crossjumps_occured to true.
14049 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
14050 Don't add/remove fake edges to exit here...
14051 (cleanup_cfg): ...but do it here, when crossjumping.
14052 Run a fast DCE when successful crossjumps occured in the latest
14053 iteration of try_optimize_cfg.
14055 2008-01-11 Richard Guenther <rguenther@suse.de>
14057 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
14058 (struct vn_unary_op_s): Likewise.
14059 (vn_reference_insert): Free old reference on hash collision.
14061 2008-01-10 Raksit Ashok <raksit@google.com>
14063 PR rtl-optimization/27971
14064 * combine.c (find_split_point): Split PLUS expressions which are
14065 inside a MEM rtx, and whose first operand is complex.
14067 2008-01-10 DJ Delorie <dj@redhat.com>
14069 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
14070 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
14071 (m32c_hard_regno_ok): Call the underlying function.
14073 2008-01-10 Richard Guenther <rguenther@suse.de>
14075 PR middle-end/34683
14076 * tree-cfg.c (tree_merge_blocks): Do not go through the
14077 full-blown folding and stmt updating path if we just deal
14078 with virtual operands.
14079 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
14080 test for abnormal SSA_NAMEs.
14082 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
14084 PR middle-end/34641
14085 * reload.c (push_reload): Add assertions. All constants from
14086 reg_equiv_constant should have been used for replacing the respective
14088 (find_reloads_address): Invoke find_reloads_address_part for
14089 constant taken from the reg_equiv_constant array.
14091 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
14093 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
14094 field (valnum) the first in the struct. Replace bools with
14097 2008-01-10 Richard Guenther <rguenther@suse.de>
14099 PR tree-optimization/34651
14100 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
14101 types and ordering for masking and converting.
14103 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
14105 PR tree-optimization/34017
14106 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
14107 also for PHI_NODE expressions.
14109 2008-01-09 Jan Hubicka <jh@suse.cz>
14111 PR tree-optimization/34708
14112 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
14113 based on number of case labels.
14114 (init_inline_once): Remove switch_cost.
14115 * tree-inline.h (eni_weights_d): Remove switch_cost.
14117 2008-01-09 Richard Guenther <rguenther@suse.de>
14118 Andrew Pinski <andrew_pinski@playstation.sony.com>
14120 PR middle-end/30132
14121 * gimplify.c (gimplify_cond_expr): Do not create an addressable
14122 temporary if an rvalue is ok or an lvalue is not required.
14124 2008-01-09 Richard Guenther <rguenther@suse.de>
14126 PR middle-end/34458
14127 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14128 adjust return type.
14130 2008-01-09 Richard Guenther <rguenther@suse.de>
14132 PR middle-end/34679
14133 * tree.c (host_integerp): Check for sizetype only if the
14134 type is an integer type.
14136 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
14139 * opts.c (decode_options): Disable inlining of functions called
14140 once if not in unit-at-a-time mode.
14142 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
14144 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
14146 2008-01-08 Richard Guenther <rguenther@suse.de>
14148 PR middle-end/31863
14149 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
14150 out early if the result will be unused.
14152 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14157 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14158 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14161 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
14163 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
14164 for vectorization tuned.
14166 2008-01-08 Richard Guenther <rguenther@suse.de>
14168 PR tree-optimization/34683
14169 * tree-ssa-operands.c (operand_build_cmp): Export.
14170 * tree-ssa-operands.h (operand_build_cmp): Declare.
14171 * tree-vn.c (vuses_compare): Remove.
14172 (sort_vuses): Use operand_build_cmp.
14173 (sort_vuses_heap): Likewise.
14174 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
14175 to re-use old VEC if available. Do not sort already sorted VUSEs.
14176 (vdefs_to_vec): Do not sort already sorted VDEFs.
14178 2008-01-08 Jakub Jelinek <jakub@redhat.com>
14180 PR middle-end/34694
14181 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
14183 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14186 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
14187 limitations of reciprocal sequences on x86 targets.
14189 2008-01-08 Richard Guenther <rguenther@suse.de>
14191 PR tree-optimization/34683
14192 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
14194 2008-01-07 Jakub Jelinek <jakub@redhat.com>
14197 * config/darwin.c (darwin_mergeable_string_section): Don't use
14198 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
14200 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
14203 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
14204 negxf2. Macroize expander using X87MODEF mode iterator. Change
14205 predicates of op0 and op1 to register_operand.
14206 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
14207 expander using X87MODEF mode iterator. Change predicates of
14208 op0 and op1 to register_operand.
14209 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
14210 corresponding patterns and macroize using MODEF macro. Change
14211 predicates of op0 and op1 to register_operand and remove
14212 "m" constraint. Disparage "r" alternative with "!".
14213 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
14214 macroize using X87MODEF macro. Change predicates of op0 and op1
14215 to register_operand and remove "m" constraint. Disparage "r"
14216 alternative with "!".
14217 (absneg splitter with memory operands): Remove.
14218 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
14219 patterns and macroize using X87MODEF mode iterator.
14220 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
14221 Change predicate of op1 to register_operand.
14222 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
14223 for memory operands.
14225 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
14227 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14229 2008-01-07 Richard Guenther <rguenther@suse.de>
14231 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14234 2008-01-07 Richard Guenther <rguenther@suse.de>
14236 PR tree-optimization/34683
14237 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14238 VOPs of the needed size to save memory. Use VEC_quick_push
14239 to save compile-time.
14240 (vdefs_to_vec): Likewise.
14242 2008-01-07 Sa Liu <saliu@de.ibm.com>
14244 * config/spu/spu.md (divdf3): Genetate inline code for double
14245 division. The implementation doesn't handle INF or NAN, therefore it
14246 only applies when -ffinite-math-only is given.
14248 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14251 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14252 * doc/cpp.texi ([Common Predefined Macros]): Document.
14254 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
14256 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
14257 order to use commutative addition instead of subtraction.
14259 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14260 Mircea Namolaru <namolaru@il.ibm.com>
14261 Vladimir Yanovsky <yanov@il.ibm.com>
14262 Revital Eres <eres@il.ibm.com>
14264 PR tree-optimization/34263
14265 * tree-outof-ssa.c (process_single_block_loop_latch,
14266 contains_tree_r): New functions.
14267 (analyze_edges_for_bb): Call process_single_block_loop_latch
14268 function to empty single-basic-block latch block if possible.
14270 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14272 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14274 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
14276 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14278 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
14280 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14282 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
14284 2008-01-05 Jakub Jelinek <jakub@redhat.com>
14286 PR tree-optimization/34618
14287 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
14290 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14293 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
14294 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
14295 Update copyright year.
14297 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
14298 Update copyright year.
14299 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
14302 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
14304 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
14305 edge does not point to current bb before changing need_assert.
14307 2008-01-04 Richard Guenther <rguenther@suse.de>
14309 PR middle-end/34029
14310 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
14311 for verifying purposes if they are is_gimple_min_invariant.
14313 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14315 PR tree-optimization/34448
14316 PR tree-optimization/34465
14317 * gimplify.c (gimplify_init_constructor): Add new parameter
14318 notify_temp_creation. Use it.
14319 (gimplify_modify_expr_rhs): Take volatiles into account when
14320 optimizing constructors.
14321 Do not optimize constructors if gimplify_init_constructor will dump to
14323 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
14324 * gcc.c-torture/compile/pr34448.c: New.
14326 2008-01-04 Jakub Jelinek <jakub@redhat.com>
14328 PR gcov-profile/34609
14329 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
14330 return_slot if result is TREE_ADDRESSABLE.
14332 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
14334 * config/mips/mips.md (sqrt_condition): Tweak comment.
14335 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
14337 2008-01-03 Tom Tromey <tromey@redhat.com>
14340 * c-common.c (c_type_hash): Handle VLAs.
14342 2008-01-03 Jan Hubicka <jh@suse.cz>
14344 PR tree-optimization/31081
14345 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
14346 0 when inlining and not inlining to first basic block.
14347 (remap_decl): When var is initialized to 0, don't set default_def.
14348 (expand_call_inline): Set entry_bb.
14349 * tree-inline.h (copy_body_data): Add entry_bb.
14351 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14354 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
14357 PR tree-optimization/29484
14358 * tree-inline.c (inline_forbidden_p_2): New function.
14359 (inline_forbidden_p): Disallow inlining if some static var
14360 has an address of a local LABEL_DECL in its initializer.
14361 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14364 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14366 PR tree-optimization/34635
14367 * tree-data-ref.c (add_other_self_distances): Make sure that the
14368 evolution step is constant.
14370 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14372 PR middle-end/34608
14373 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14375 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14377 * tree-sra.c (scalarize_init): Insert the generate_element_init
14378 statements after the generate_element_zero statements.
14380 2008-01-02 Richard Guenther <rguenther@suse.de>
14382 PR middle-end/34093
14383 PR middle-end/31976
14384 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14385 for very large number of operands instead of ICEing.
14387 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14390 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14391 while stack probing.
14393 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14395 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14398 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14400 PR libmudflap/26442
14401 * tree-mudflap.c (mx_register_decls): Guard warning by
14402 !DECL_ARTIFICIAL check.
14404 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14406 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14407 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14408 sse5_perm<mode>): Fix constraints.