1 2008-07-06 Richard Sandiford <rdsandiford@googlemail.com>
3 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Check
4 mips_base_mips16 instead of TARGET_MIPS16.
5 (mips_base_mips16): Declare.
6 * config/mips/mips.c (mips_base_mips16): Make global.
7 (was_mips16_p): Remove GTY marker.
8 (was_mips16_pch_p): New variable.
9 (mips_set_mips16_mode): Check both was_mips16_p and was_mips16_pch_p.
10 (mips_override_options): Force to non-MIPS16 mode initially.
11 Do not complain about MIPS16 PIC incompatibilities here.
12 Only allow -mgpopt if -mexplicit-relocs is in force for
15 2008-07-06 Andreas Tobler <a.tobler@schweiz.org>
17 * configure.ac: Check for caddr_t, define to char * if not defined.
18 * configure: Regenerate.
19 * ggc-common.c (mmap_gt_pch_get_address): Fix -Wc++-compat warnings.
20 (mmap_gt_pch_use_address): Likewise.
21 * config/host-solaris.c (sol_gt_pch_use_address): Likewise.
23 2008-07-06 Richard Guenther <rguenther@suse.de>
25 * tree-ssa-structalias.c (struct variable_info): Remove has_union.
26 (new_var_info): Deal with it.
27 (solution_set_add): Likewise.
28 (bitpos_of_field): Make signed, fix.
29 (struct fieldoff): Remove type and decl fields. Make size field
30 unsigned HOST_WIDE_INT. Add has_unknown_size and may_have_pointers
32 (fieldoff_compare): Deal with it.
33 (push_fields_onto_fieldstack): Remove has_union argument, glob
34 adjacent non-pointer fields together.
35 (create_function_info_for): Do not set has_union.
36 (create_variable_info_for): Simplify.
38 2008-07-06 Kai Tietz <kai.tietz@onevision.com>
40 * config.gcc (extra_headers): Add cross-stdarg.h for target
41 x86_64-*-* and i?86-*-*.
42 * config/i386/cross-stdarg.h: New.
43 * builtins.c (std_fn_abi_va_list): New.
44 (std_canonical_va_list_type): New.
45 (stabilize_va_list): Replace va_list_type_node use by
46 mtarget.canonical_va_list_type.
47 (gimplify_va_arg_expr): Likewise.
48 (expand_builtin_va_copy): Replace va_list_type_node use by
49 mtarget.fn_abi_va_list.
50 * tree-sra.c (is_va_list_type): New helper.
51 (decl_can_be_decomposed_p): Replace
52 va_list_type_node use by is_va_list_type.
53 * tree-ssa-ccp.c (optimize_stdarg_builtin): Likewise.
54 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
55 * c-common.c (c_common_nodes_and_builtins): Use TARGET_ENUM_VA_LIST.
56 * config/i386/i386-protos.h (ix86_get_valist_type): New.
57 (ix86_enum_va_list): New.
58 * config/i386/i386.c (sysv_va_list_type_node): New.
59 (ms_va_list_type_node): New.
60 (ix86_function_type_abi): Remove sorry.
61 (ix86_build_builtin_va_list_abi): New.
62 (ix86_build_builtin_va_list): Call ix86_build_builtin_va_list_abi
64 (ix86_va_start): Replace va_list_type_node by sysv_va_list_type_node.
65 (ix86_init_builtins_va_builtins_abi): New.
66 (ix86_init_builtins): Use ix86_init_builtins_va_builtins_abi
68 (ix86_handle_abi_attribute): New.
69 (attribute_spec): Add sysv_abi and ms_abi.
70 (ix86_fn_abi_va_list): New.
71 (ix86_canonical_va_list_type): New.
72 (ix86_enum_va_list): New.
73 (TARGET_FN_ABI_VA_LIST): New.
74 (TARGET_CANONICAL_VA_LIST_TYPE): New.
75 * config/i386/i386.h (TARGET_ENUM_VA_LIST): New.
76 * doc/tm.texi (TARGET_FN_ABI_VA_LIST): New.
77 (TARGET_CANONICAL_VA_LIST_TYPE): New.
78 (TARGET_ENUM_VA_LIST): New.
79 * expr.h (std_fn_abi_va_list): New.
80 (std_canonical_va_list_type): New.
81 * target-def.h (TARGET_FN_ABI_VA_LIST): New.
82 (TARGET_CANONICAL_VA_LIST_TYPE): New.
83 (TARGET_INITIALIZER): Add TARGET_FN_ABI_VA_LIST and
84 TARGET_CANONICAL_VA_LIST_TYPE.
85 * target.h (struct gcc_target): Add fn_abi_va_list hook
86 and canonical_va_list_type hook.
88 2008-07-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
90 * fold-const.c (fold_convert_const): Treat OFFSET_TYPE the same as
91 integral and pointer types.
93 2008-07-04 Roger Sayle <roger@eyesopen.com>
95 * config/rs6000/host-darwin.c (darwin_rs6000_extra_siganls): Cast
96 the "void*" result of xmalloc to "char*" to fix bootstrap breakage.
98 2008-07-04 Kaz Kojima <kkojima@gcc.gnu.org>
101 * config/sh/sh.h (OVERRIDE_OPTIONS): Disable -fschedule-insns
104 2008-07-04 Jakub Jelinek <jakub@redhat.com>
106 * tree-switch-conversion.c (build_one_array, gen_def_assigns): Use
107 build_gimple_modify_stmt.
108 (build_arrays, gen_inbound_check): Likewise. Force RHS to be
109 gimple operand. Use fold_build* instead of build*.
111 2008-07-04 Richard Guenther <rguenther@suse.de>
113 * tree-ssa-structalias.c (lookup_vi_for_tree): Declare.
114 (do_sd_constraint): Handle a dereference of ESCAPED and CALLUSED
115 properly to compute the reachability set if we do field-sensitive PTA.
116 * invoke.texi (max-fields-for-field-sensitive): Document default.
117 * opts.c (decode_options): Set max-fields-for-field-sensitive to
118 100 for optimize >= 2.
120 2008-07-04 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
122 * ggc-zone.c (lookup_page_table_if_allocated,
123 set_page_table_entry, zone_find_object_size, alloc_small_page,
124 alloc_large_page, ggc_free, gt_ggc_m_S, ggc_marked_p, init_ggc,
125 new_ggc_zone, init_ggc_pch, ggc_pch_this_base, ggc_pch_read): Fix
126 -Wc++-compat and/or -Wcast-qual warnings.
128 2008-07-04 Alan Modra <amodra@bigpond.net.au>
131 * config/rs6000/rs6000.md (call, call_value): Don't arrange for
132 pic_offset_table_rtx to be marked as used here.
133 (call_nonlocal_sysv, call_value_nonlocal_sysv): Add split for
134 TARGET_SECURE_PLT to "use" pic_offset_table_rtx.
135 (call_nonlocal_sysv_secure, call_value_nonlocal_sysv_secure): New insn.
136 (sibcall_nonlocal_sysv, sibcall_value_nonlocal_sysv): Assert
139 2008-07-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
141 * alloc-pool.c (hash_descriptor, eq_descriptor,
142 alloc_pool_descriptor): Fix -Wc++-compat warnings.
143 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_descriptor):
145 * ggc-common.c (hash_descriptor, eq_descriptor, hash_ptr, eq_ptr,
146 loc_descriptor, ggc_prune_ptr, ggc_free_overhead,
147 final_cmp_statistic, cmp_statistic, dump_ggc_loc_statistics):
149 * varray.c (hash_descriptor, eq_descriptor, varray_descriptor):
152 2008-07-03 Eric Botcazou <ebotcazou@adacore.com>
154 * tree-flow.h (loop_only_exit_p): Declare.
155 * tree-ssa-loop-niter.c (loop_only_exit_p): Make public.
156 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Reinstate direct check on
157 the number of iterations if it is constant. Otherwise, if this is the
158 only possible exit of the loop, use the conservative estimate on the
159 number of iterations of the entire loop if available.
161 2008-07-03 Richard Sandiford <rdsandiford@googlemail.com>
163 * Makefile.in (libgcc.mvars): Add LIBGCC_SYNC and LIBGCC_SYNC_CFLAGS.
164 * libgcc-std.ver (GCC_4.4.0): New version, inherited from GCC_4.3.0.
165 Add synchronization functions.
166 * config/sync.c: New file.
167 * config/mips/t-libgcc-mips16 (LIBGCC_SYNC): Define.
168 (LIBGCC_SYNC_CFLAGS): Likewise.
170 2008-07-03 Uros Bizjak <ubizjak@gmail.com>
173 * config/i386/i386.md (mode): Add TF to "mode" attribute.
174 (*pushtf_sse): New insn pattern.
175 (pushtf splitters): New splitters.
177 2008-07-03 Michael Meissner <gnu@the-meissners.org>
180 * predict.c (build_predict_expr): Use void_type_node for the tree
181 type, instead of NULL_TREE.
183 2008-07-03 H.J. Lu <hongjiu.lu@intel.com>
185 * config/i386/i386.c (contains_aligned_value_p): Return true
187 (ix86_data_alignment): Align TCmode to 128bits.
188 (ix86_local_alignment): Likewise.
190 2008-07-03 Andrew Haley <aph@redhat.com>
193 * vec.h (VEC_TA): New.
194 (DEF_VEC_I, DEF_VEC_P, DEF_VEC_ALLOC_I, DEF_VEC_ALLOC_P,
195 DEF_VEC_O, DEF_VEC_ALLOC_O: Use VEC_TA.
196 * c-common.c (C_COMMON_FIXED_TYPES_SAT): New macro.
197 (C_COMMON_FIXED_MODE_TYPES_SAT): New macro.
198 (C_COMMON_FIXED_TYPES): Remove first arg.
199 (C_COMMON_FIXED_MODE_TYPES): Likewise.
200 * tree.c (MAKE_FIXED_TYPE_NODE): Break into two macros,
201 MAKE_FIXED_TYPE_NODE and MAKE_FIXED_TYPE_NODE_WIDTH in order
202 not to use empty macro arguments.
204 2008-07-02 Joseph Myers <joseph@codesourcery.com>
206 * config/alpha/vms_tramp.asm, config/arm/crti.asm,
207 config/arm/crtn.asm, config/bfin/crti.s, config/bfin/crtlibid.s,
208 config/bfin/crtn.s, config/fr30/crti.asm, config/fr30/crtn.asm,
209 config/frv/lib1funcs.asm, config/i386/sol2-c1.asm,
210 config/i386/sol2-ci.asm, config/i386/sol2-cn.asm,
211 config/i386/sol2-gc1.asm, config/ia64/crti.asm,
212 config/ia64/crtn.asm, config/m68hc11/larith.asm,
213 config/m68hc11/m68hc11-crt0.S, config/m68k/crti.s,
214 config/m68k/crtn.s, config/mcore/crti.asm, config/mcore/crtn.asm,
215 config/rs6000/crtresfpr.asm, config/rs6000/crtresgpr.asm,
216 config/rs6000/crtresxfpr.asm, config/rs6000/crtresxgpr.asm,
217 config/rs6000/crtsavfpr.asm, config/rs6000/crtsavgpr.asm,
218 config/rs6000/crtsavres.asm, config/rs6000/e500crtres32gpr.asm,
219 config/rs6000/e500crtres64gpr.asm,
220 config/rs6000/e500crtres64gprctr.asm,
221 config/rs6000/e500crtrest32gpr.asm,
222 config/rs6000/e500crtrest64gpr.asm,
223 config/rs6000/e500crtresx32gpr.asm,
224 config/rs6000/e500crtresx64gpr.asm,
225 config/rs6000/e500crtsav32gpr.asm,
226 config/rs6000/e500crtsav64gpr.asm,
227 config/rs6000/e500crtsav64gprctr.asm,
228 config/rs6000/e500crtsavg32gpr.asm,
229 config/rs6000/e500crtsavg64gpr.asm,
230 config/rs6000/e500crtsavg64gprctr.asm, config/rs6000/eabi-ci.asm,
231 config/rs6000/eabi-cn.asm, config/rs6000/eabi.asm,
232 config/rs6000/sol-ci.asm, config/rs6000/sol-cn.asm,
233 config/rs6000/tramp.asm, config/sparc/sol2-ci.asm,
234 config/sparc/sol2-cn.asm: Remove .file directives.
236 2008-07-02 Richard Sandiford <rdsandiford@googlemail.com>
238 * resource.c (mark_referenced_resources): Look inside
239 UNSPEC_VOLATILEs and ASM_INPUTs.
241 2008-07-02 Ian Lance Taylor <iant@google.com>
243 * rtlanal.c (add_reg_note): New function.
244 * rtl.h (add_reg_note): Declare.
245 * auto-inc-dec.c (attempt_change): Use add_reg_note.
246 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
247 * builtins.c (expand_builtin_longjmp): Likewise.
248 (expand_builtin_nonlocal_goto): Likewise.
249 * calls.c (emit_call_1, expand_call): Likewise.
250 * cfgexpand.c (add_reg_br_prob_note): Likewise.
251 * cfglayout.c (fixup_reorder_chain): Likewise.
252 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
253 (commit_one_edge_insertion): Likewise.
254 * combine.c (move_deaths, distribute_notes): Likewise.
255 * df-problems.c (df_set_note): Likewise.
256 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
257 (set_unique_reg_note): Likewise.
258 (emit_copy_of_insn_after): Likewise.
259 * expr.c (expand_expr_real): Likewise.
260 * gcse.c (add_label_notes): Likewise.
261 * haifa-sched.c (create_check_block_twin): Likewise.
262 * jump.c (mark_jump_label_1): Likewise.
263 * loop-doloop.c (add_test, doloop_modify): Likewise.
264 * loop-unswitch.c (compare_and_jump_seq): Likewise.
265 * lower-subreg.c (move_eh_region_note): Likewise.
266 * optabs.c (emit_libcall_block): Likewise.
267 * predict.c (predict_insn): Likewise.
268 (combine_predictions_for_insn): Likewise.
269 * recog.c (peephole2_optimize): Likewise.
270 * regmove.c (try_auto_increment): Likewise.
271 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
272 * reload.c (find_reloads): Likewise.
273 * reload1.c (fixup_eh_region_note): Likewise.
274 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
275 * reorg.c (delete_prior_computation): Likewise.
276 (delete_computation, dbr_schedule): Likewise.
277 * config/pa/pa.c (legitimize_pic_address): Likewise.
278 * config/sh/sh.c (sh_reorg): Likewise.
280 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
283 * config/libgcc-glibc.ver: Add %exclude.
284 * config/m32r/libgcc-glibc.ver: Likwise.
285 * config/s390/libgcc-glibc.ver: Likwise.
286 * config/sh/libgcc-glibc.ver: Likwise.
287 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
289 * config/i386/libgcc-glibc.ver: New.
291 * config/i386/libgcc-x86_64-glibc.ver: Removed.
293 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
295 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
296 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
297 i[34567]86-*-linux*, x86_64-*-linux*. Add
298 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
299 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
300 x86_64-*-linux*. Add i386/t-linux to tmake_file for
301 i[34567]86-*-linux*, x86_64-*-linux*.
303 * libgcc-std.ver: Add empty GCC_4.4.0.
305 * mkmap-symver.awk: Support multiple versions per symbol.
307 * config/i386/i386.c (ix86_init_builtins): Always define
308 __builtin_fabsq and __builtin_copysignq with fallbacks.
309 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
310 and __builtin_copysignq if SSE2 isn't available.
312 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
313 (LIBGCC2_TF_CEXT): Likwise.
316 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
318 * config/i386/sfp-machine.h: Moved to libgcc.
320 * config/i386/sfp-machine.h: New.
321 * config/i386/t-linux: Likwise.
323 * config/i386/t-darwin: Remove softfp_wrap_start and
325 * config/i386/t-darwin64: Likewise.
327 * config/i386/t-fprules-softfp64: Renamed to ...
328 * config/i386/t-fprules-softfp: This.
330 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
333 2008-07-02 Jason Merrill <jason@redhat.com>
335 * tree.c (ctor_to_list): Use FOR_EACH_CONSTRUCTOR_ELT.
337 * tree.c (ctor_to_list): New fn.
338 * tree.h: Declare it.
339 (CONSTRUCTOR_ELT): New macro.
340 (CONSTRUCTOR_NELTS): New macro.
342 2008-07-02 Richard Guenther <rguenther@suse.de>
344 * tree-ssa-structalias.c (struct variable_info): Reorder
345 to fill padding on 64bit hosts. Make collapsed_to an int.
346 (get_varinfo_fc): Deal with that.
347 (new_var_info): Likewise.
348 (collapse_rest_of_var): Likewise.
350 2008-07-02 Joshua Sumali <jsumali@redhat.com>
352 * doc/install.texi (--enable-java-home): Document.
353 (--enable-aot-compile-rpm): Likewise.
354 (--with-arch-directory): Likewise.
355 (--with-os-directory): Likewise.
356 (--with-origin-name): Likewise.
357 (--with-arch-suffix): Likewise.
358 (--with-jvm-root-dir): Likewise.
359 (--with-jvm-jar-dir): Likewise.
360 (--with-python-dir): Likewise.
362 2008-07-02 Richard Guenther <rguenther@suse.de>
364 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
365 from decls explicitly. Merge operand checking from tuples.
367 2008-07-02 Martin Jambor <mjambor@suse.cz>
369 * tree-switch-conversion.c: Included timevar.h which I forgot before.
371 2008-07-02 Martin Jambor <mjambor@suse.cz>
373 * tree-switch-conversion.c: Included timevar.h
374 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
376 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
378 2008-07-02 Martin Jambor <mjambor@suse.cz>
380 * tree-switch-conversion.c: Corrected various comments and
382 (build_constructors): Fixed minor formatting mistakes.
384 * invoke.texi (Optimize Options): Corrected the
385 switch-conversion-max-branch-ratio parameter.
387 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
389 * final.c (asm_insn_count): Return zero for an empty asm body.
391 2008-07-02 Richard Guenther <rguenther@suse.de>
393 * bitmap.h (bitmap_set_bit): Return bool.
394 (bitmap_clear_bit): Likewise.
395 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
396 write to the bitmap if it would.
397 (bitmap_clear_bit): Likewise.
398 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
399 bitmap_set_bit return value.
400 (add_pred_graph_edge): Likewise.
401 (add_graph_edge): Likewise.
402 (do_sd_constraint): Likewise.
403 (do_ds_constraint): Likewise.
405 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
407 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
408 Fix -Wc++-compat and/or -Wcast-qual warnings.
409 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
410 gen_regparm_prefix): Likewise.
411 * vmsdbgout.c (write_modbeg, lookup_filename,
412 vmsdbgout_source_line, vmsdbgout_init): Likewise.
414 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
416 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
417 defaults.h definition apply.
419 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
421 * function.c (assign_parm_remove_parallels): New.
422 (assign_parm_setup_block_p): Do not return true for non-BLKmode
424 (assign_parm_setup_block): Do not handle them.
425 (assign_parm_setup_reg, assign_parm_setup_stack): Call
426 assign_parm_remove_parallels.
428 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
430 * c-typeck.c (convert_for_assignment): Use
431 vector_targets_convertible_p.
432 * c-common.c (vector_targets_convertible_p): New.
433 * c-common.h (vector_targets_convertible_p): New prototype.
434 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
435 opaque_p_V2SI_type_node.
437 2008-07-01 Steve Ellcey <sje@cup.hp.com>
439 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
442 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
444 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
445 TFmode constants via two element DImode vector for hosts with
446 HOST_BITS_PER_WIDE_INT < 64.
447 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
448 also for HOST_BITS_PER_WIDE_INT < 64.
450 2008-07-01 Richard Guenther <rguenther@suse.de>
452 PR tree-optimization/36666
453 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
454 (get_constraint_exp_from_ssa_var): Split into ...
455 (get_constraint_exp_for_temp): ... this ...
456 (get_constraint_for_ssa_var): ... and that.
457 Return constraint expressions for all touched sub-fields
458 if the results address is not taken.
459 (process_constraint): Remove assertion that aggregate
460 assignments do not happen at this place.
461 (get_constraint_for_component_ref): Add address_p argument.
462 Return constraint expressions for all touched sub-fields
463 if the results address is not taken.
464 (do_deref): Use get_constraint_exp_for_temp.
465 (get_constraint_for_1): Rename from ...
466 (get_constraint_for): ... this. Add the old function as wrapper.
467 (do_structure_copy): Use get_constraint_for_1.
469 2008-07-01 Martin Jambor <mjambor@suse.cz>
471 * Makefile.in (tree-switch-conversion.o): Add.
472 (OBJS-common): Add tree-swtch-conversion.o.
473 * passes.c (init_optimization_passes): Add pass_convert_switch.
474 * tree-pass.h: (pass_convert_switch): Add.
475 * tree-switch-conversion.c: New file.
476 * gcc.dg/tree-ssa/cswtch.c: New testcase.
477 * common.opt (ftree-cswtch): New option.
478 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
479 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
480 * opts.c (decode_options): Set flag_tree_switch_conversion when
481 optimization level is >= 2.
482 * doc/invoke.texi (Optimize Options): Added description of
483 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
485 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
487 * config/darwin-driver.c (darwin_default_min_version): Fix
488 -Wc++-compat warnings.
490 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
492 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
495 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
497 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
499 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
501 PR rtl-optimization/34744
502 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
503 (df_scan_free_internal): Free data structures not
504 allocated in storage pools.
505 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
506 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
507 df_scan_free_mws_vec.
508 * dse.c (dse_step6): Free offset_map_p and offset_map_n
511 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
513 * config/i386/i386.c (contains_aligned_value_p): Return true
515 (ix86_function_arg_boundary): Return its natural boundary
517 (return_in_memory_32): Don't check TDmode.
518 (ix86_split_to_parts): Support splitting into 4 parts and
519 support TFmode for 32bit target.
520 (ix86_split_long_move): Support splitting into 4 parts.
521 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
523 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
524 (ix86_init_builtins): Here.
525 (ix86_scalar_mode_supported_p): Always return true for TFmode.
526 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
527 'q' and 'w', respectively.
529 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
531 (movtf_internal): Likewise.
532 (<code>tf2): Likewise.
533 (*absnegtf2_sse): Likewise.
534 (copysign<mode>3): Likewise.
535 (copysign<mode>3_const): Likewise.
536 (copysign<mode>3_var): Likewise.
537 (define_split UNSPEC_COPYSIGN): Likewise.
538 * config/i386/sse.md (*nandtf3): Likewise.
539 (<code>tf3): Likewise.
540 (*<code>tf3): Likewise.
542 2008-06-30 Joey Ye <joey.ye@intel.com>
543 H.J. Lu <hongjiu.lu@intel.com>
545 * global.c (compute_regsets): Set frame_pointer_needed here.
546 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
548 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
550 * doc/install.texi (specific): Expand Windows build notes.
552 2008-06-30 Ira Rosen <irar@il.ibm.com>
554 PR tree-optimization/36648
555 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
556 number of prolog iterations by step. Fix the comment.
558 2008-06-30 Richard Guenther <rguenther@suse.de>
561 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
562 handle calls from ECF_MALLOC functions.
563 (handle_pure_call): ECF_MALLOC functions do not return
565 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
567 2008-06-29 Andreas Schwab <schwab@suse.de>
569 * config/m68k/m68k.c (print_operand): Always print a float
571 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
572 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
575 * config/rs6000/x-linux64: Remove never used file.
577 2008-06-29 Richard Guenther <rguenther@suse.de>
579 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
581 (struct alias_info): Move ...
582 * tree-ssa-alias.c: ... here.
583 (update_alias_info): Declare.
584 (compute_may_aliases): Call it.
585 (update_alias_info): New function.
586 * tree-ssa-structalias.c (update_alias_info): Move ...
587 * tree-ssa-alias.c (update_alias_info_1): ... here.
588 * tree-ssa-structalias.c (process_constraint_1): Remove
589 unused from_call argument. Rename to ...
590 (process_constraint): ... this. Delete old wrapper.
591 (make_constraint_to): Adjust callers.
592 (handle_const_call): Likewise.
593 (handle_pure_call): Likewise.
594 (init_base_vars): Likewise.
595 (handle_lhs_call): Likewise. Remove unnecessary constraint.
596 (find_func_aliases): We don't need structure copies for
598 (make_constraint_from_anything): Remove.
599 (create_variable_info_for): For globals make constraints
600 from escaped, not from anything.
601 (compute_points_to_sets): Do not call update_alias_info.
602 (ipa_pta_execute): Use make_constraint_from.
604 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
606 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
607 (bitmap.o-warn, dominance.o-warn): New.
608 * configure.ac (cxx_compat_warn): Delete.
609 (loose_warn): Add -Wcast-qual and -Wc++-compat.
610 * system.h: Remove #pragma diagnostic for -Wcast-qual and
612 * configure: Regenerate.
614 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
617 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
619 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
620 * df-scan.c (df_notes_rescan): Likewise.
621 * ggc-page.c (set_page_table_entry): Likewise.
622 * intl.c (gcc_gettext_width): Likewise.
623 * varasm.c (get_unnamed_section, get_noswitch_section,
624 get_section): Likewise.
626 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
628 * regrename.c (build_def_use): Don't copy RTX.
630 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
632 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
633 (Type Attributes): Fix nesting of @table and @subsection. Adjust
634 punctuation. Use @ref instead of @xref.
635 (Function Names): Remove stray @display/@end display.
636 (C++ Attributes): Use @ref instead of @xref.
637 (Deprecated Features): Fix punctuation around @xref.
638 (Backwards Compatibility): Likewise.
639 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
641 2008-06-28 Joseph Myers <joseph@codesourcery.com>
643 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
644 constants for E500 double.
646 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
648 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
649 element type of const_vector.
651 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
653 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
654 Remove FLAGS_REG clobber from expander pattern.
655 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
656 (anddi3, andsi3, andhi3, andqi3): Ditto.
657 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
658 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
659 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
660 (ashlsi3, ashlhi3, ashlqi3): Ditto.
661 (ashrsi3, ashrhi3, ashrqi3): Ditto.
662 (lshrsi3, lshrhi3, lshrqi3): Ditto.
663 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
664 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
666 2008-06-28 Richard Guenther <rguenther@suse.de>
668 * tree-ssa-structalias.c (callused_id, var_callused,
670 (handle_pure_call): New function.
671 (find_func_aliases): Call it.
672 (find_what_p_points_to): Handle the call-used set.
673 (clobber_what_escaped): Likewise.
674 (compute_call_used_vars): New function.
675 (init_base_vars): Init the call-used variable.
676 (do_sd_constraint): Do not propagate the solution from CALLUSED
677 but use CALLUSED as a placeholder.
678 (solve_graph): Likewise.
679 * tree-flow-inline.h (gimple_call_used_vars): New function.
680 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
681 (compute_call_used_vars): Declare.
682 * tree-ssa-alias.c (set_initial_properties): Call
683 compute_call_used_vars.
684 (reset_alias_info): Clear call-used variables.
685 (add_call_clobber_ops): Assert we are not called for const/pure
686 functions. Remove handling of them.
687 (add_call_read_ops): Handle pure functions by adding the
688 call-used set of variables as VUSEs.
689 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
690 (delete_tree_ssa): Free it.
691 * tree-dfa.c (remove_referenced_var): Clear the var from the
694 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
696 * tree.c (build_varargs_function_type_list): New.
697 (build_function_type_list_1): New.
698 (build_function_type_list): Use build_function_type_list_1.
699 * tree.h (build_varargs_function_type_list): New.
701 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
704 * config/spu/spu.c (spu_builtin_splats): Do not generate
705 invalid CONST_VECTOR expressions.
706 (spu_expand_vector_init): Likewise.
708 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
710 * optabs.c (libfunc_decls): New variable.
711 (libfunc_decl_hash, libfunc_decl_eq): New functions.
712 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
713 for the same function twice.
715 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
717 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
718 ix86_expand_binary_operator directly.
719 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
723 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
724 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
725 using only one splitter. Conditionaly execute splitter before or
726 after peephole2 pass.
727 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
728 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
729 Use only one alternative in asm template.
730 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
732 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
733 "J" operand constraint for operand 2.
734 (*ashldi3_cconly_rex64): Ditto.
735 (*ashrdi3_cmp_rex64): Ditto.
736 (*ashrdi3_cconly_rex64): Ditto.
737 (*lshrdi3_cmp_rex64): Ditto.
738 (*lshrdi3_cconly_rex64): Ditto.
739 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
740 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
741 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
744 2008-06-27 Jakub Jelinek <jakub@redhat.com>
746 * gimplify.c (omp_is_private): Don't return true if decl is not
747 already private on #pragma omp for or #pragma omp parallel for.
750 * tree-cfg.c (struct move_stmt_d): Replace block field with
751 orig_block and new_block fields.
752 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
753 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
754 (move_block_to_fn): Replace vars_map and new_label_map arguments
755 with struct move_stmt_d pointer.
756 (replace_block_vars_by_duplicates): New function.
757 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
758 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
759 all subblocks of ORIG_BLOCK to the new function. Call
760 replace_block_vars_by_duplicates.
761 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
762 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
763 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
764 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
765 (expand_omp): Temporarily set input_location to the location of
766 region's controlling stmt.
767 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
768 BIND_EXPR, push ctx->block_vars and gimplification vars into
769 the BIND_EXPR and its block's BLOCK_VARS instead of directly
771 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
772 there are any BLOCK_VARS.
773 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
774 OMP_PARALLEL or OMP_TASK stmt.
775 (lower_omp): Save and restore input_location around the lower_omp_1
778 2008-06-27 Richard Guenther <rguenther@suse.de>
780 PR tree-optimization/36400
781 PR tree-optimization/36373
782 PR tree-optimization/36344
783 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
784 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
785 (update_alias_info): Remove call clobbering code.
786 (make_constraint_to): New helper function.
787 (make_escape_constraint): Likewise.
788 (handle_rhs_call): Use it on all pointer containing arguments.
789 Also mark the static chain escaped.
790 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
792 (make_constraint_from): New helper split out from ...
793 (make_constraint_from_anything): ... here.
794 (find_func_aliases): Add constraints for escape sites.
795 (intra_create_variable_infos): Make constraints from NONLOCAL
797 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
799 (clobber_what_p_points_to): Remove.
800 (clobber_what_escaped): New function.
801 (init_base_vars): Init NONLOCAL and ESCAPED.
802 (do_sd_constraint): Do not propagate the solution from ESCAPED
803 but use ESCAPED as a placeholder.
804 (solve_graph): Likewise.
805 * tree-flow.h (clobber_what_p_points_to): Remove.
806 (clobber_what_escaped): Declare.
807 * tree-ssa-alias.c (set_initial_properties): Call it.
808 Remove code clobbering escaped pointers.
810 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
812 * function.c (allocate_struct_function): Only allocate a unique
813 funcdef_no if the decl is nonzero.
815 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
817 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
818 * config/mips/mips.c (mips_split_const_insns): New function.
819 * config/mips/mips.md (move_type): New attribute.
820 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
821 (dword_mode): New attribute.
822 (type): Avoid long line. Map "move_type"s to "type"s,
823 choosing "multi" for doubleword moves if appropriate.
824 Swap MTC/MFC comments to match their declaration order.
825 (extended_mips16): Default to "yes" if "move_type" is "sll0",
826 "type" is "branch" or "jal" is "direct".
827 (length): Handle "extended_mips16" first. Make the default
828 "0" for "ghost" instructions. Set the length from "move_type".
829 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
830 of "type", with "sll0" for the register alternative. Remove the
831 "extended_mips16" attribute.
832 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
833 of "type", with "shift_shift" for the register alternative.
834 Remove the "length" attribute.
835 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
836 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
837 of "type", with "andi" for the register alternative.
838 (*zero_extendqihi2): Likewise.
839 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
840 of "andi" instead of a "type" of "arith".
841 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
843 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
844 (mov_<store>r, *mov<mode>_ra): Likewise.
845 (extendsidi2): Use "move_type" instead of "type", with "move"
846 for the register alternative.
847 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
848 of "type", with "signext" for the register alternative.
849 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
850 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
851 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
852 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
853 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
854 (unnamed branch insn): Likewise.
855 (*movdi_gp32_fp64): Fold into...
856 (*movdi_32bit): ...here.
857 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
858 (*movdf_hardfloat): ...this new pattern.
859 (*movdf_softfloat): Remove redundant FPR alternatives.
860 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
861 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
862 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
863 the "move" attribute.
864 (*movdi_32bit): Use "move_type" instead of "type" and remove the
865 "length" attribute. Use "fpload" and "fpstore" instead of "load"
866 and "store" for COP loads and stores.
867 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
868 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
869 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
870 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
871 (*movtf_mips16, *movv2sf): Likewise.
872 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
873 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
874 (mfhc1<mode>): Use "move_type" instead of "move".
875 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
876 (loadgp_blockage): Remove the "length" attribute.
877 (blockage, set_got_version, update_got_version): Likewise.
878 (call_internal): Remove the "extended_mips16" attribute.
879 (call_value_internal, call_value_multiple_internal): Likewise.
880 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
882 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
883 the "length" attribute.
885 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
887 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
888 -Wcast-qual warnings.
889 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
890 handle_pragma_pop_macro): Likewise.
891 * collect2.c (resolve_lib_name): Likewise.
892 * config/arc/arc.c (arc_init): Likewise.
893 * config/arm/arm.c (neon_builtin_compare,
894 locate_neon_builtin_icode): Likewise.
895 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
896 * config/bfin/bfin.c (bfin_init_machine_status,
897 bfin_optimize_loop): Likewise.
898 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
899 * config/cris/cris.c (cris_init_expanders): Likewise.
900 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
901 * config/darwin.c (machopic_indirection_eq,
902 machopic_indirection_name, machopic_output_indirection): Likewise.
903 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
904 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
905 frv_optimize_membar): Likewise.
906 * config/i386/cygwin.h (mingw_scan,
907 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
908 * config/i386/cygwin1.c (mingw_scan): Likewise.
909 * config/i386/i386.c (machopic_output_stub): Likewise.
910 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
911 i386_pe_unique_section): Likewise.
912 * config/ia64/ia64.c (ia64_init_machine_status,
913 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
915 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
916 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
917 * config/m68k/m68k.c (m68k_handle_option,
918 m68k_sched_md_init_global): Likewise.
919 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
920 mcore_unique_section): Likewise.
921 * config/mips/mips.c (mips_block_move_straight,
922 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
924 * config/mmix/mmix.c (mmix_init_machine_status,
925 mmix_encode_section_info): Likewise.
926 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
927 * config/rs6000/rs6000.c (rs6000_init_machine_status,
928 print_operand_address, output_toc, redefine_groups,
929 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
930 * config/s390/s390.c (s390_init_machine_status): Likewise.
931 * config/score/score.c (score_block_move_straight,
932 score_block_move_loop_body): Likewise.
933 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
934 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
935 * emit-rtl.c (find_auto_inc): Likewise.
936 * gcc.c (translate_options, process_command): Likewise.
937 * reorg.c (dbr_schedule): Likewise.
938 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
939 * xcoffout.c (xcoffout_declare_function): Likewise.
941 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
943 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
944 ipa-pta working again.
946 2008-06-27 David Edelsohn <edelsohn@gnu.org>
948 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
951 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
953 * config.gcc (powerpc*-*-*): Add new core e500mc.
954 * config/rs6000/e500mc.md: New file.
955 * config/rs6000/rs6000.c (processor_costs): Add new costs for
957 (rs6000_override_options): Add e500mc case to
958 processor_target_table. Altivec and Spe options not allowed
959 with e500mc. Add isel instruction to e500mc by
960 default. Initialize rs6000_cost for e500mc.
961 (rs6000_issue_rate): Set issue rate for e500mc.
962 * config/rs6000/rs6000.h (processor_type): Add
964 (ASM_CPU_SPEC): Add e500mc.
965 Set TARGET_ISEL to rs6000_isel.
966 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
967 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
968 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
970 * doc/invoke.texi: Add e500mc to list of cpus.
972 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
975 * c-lex.c (lex_charconst): Initialize unsignedp.
977 2008-06-27 Olivier Hainque <hainque@adacore.com>
979 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
980 documented assumptions.
982 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
984 * dwarf2out.c: Remove trailing white spaces. Break long line
987 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
989 * libfuncs.h (LTI_synchronize): New libfunc_index.
990 (synchronize_libfunc): Declare.
991 * builtins.c (expand_builtin_synchronize): Consider using
992 synchronize_libfunc before falling back on an asm blockage.
993 * config/mips/mips.c: Include libfuncs.h
994 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
996 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
998 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
999 parameter. Copy stack_reg to r11 where appropriate.
1000 (no_global_regs_above): Add gpr parameter.
1001 (rs6000_stack_info): Only add padding for SPE save area if we
1002 are saving SPE GPRs and CR.
1003 (saveres_routine_syms): New variable.
1004 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
1006 (rs6000_savres_routine_sym): New function.
1007 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
1009 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
1010 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
1011 Tweak FPR out-of-line saving.
1012 (rs6000_make_savres_rtx): New function.
1013 (rs6000_use_multiple_p): New function.
1014 (rs6000_savres_strategy): New function.
1015 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
1016 out-of-line if appropriate.
1017 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
1018 if we are optimizing for size.
1019 (GP_SAVE_INLINE): Define.
1020 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
1021 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
1022 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
1023 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
1024 (*save_fpregs_<mode>): Add use of r11.
1025 (*restore_gpregs_<mode>): New insn.
1026 (*return_and_restore_gpregs_<mode>): New insn.
1027 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
1029 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
1030 (*restore_gpregs_spe): New insn.
1031 (*return_and_restore_gpregs_spe): New insn.
1032 * config/rs6000/predicates.md (save_world_operation): Fix check.
1034 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1036 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
1037 this point, so assert that.
1039 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
1041 * cfganal.c: Include vec.h and vecprim.h.
1042 (compute_idf): Import from...
1043 * tree-into-ssa (compute_idf): ...here.
1044 * basic-block.h (compute_idf): Export.
1046 2008-06-26 Joseph Myers <joseph@codesourcery.com>
1048 * c-decl.c (merge_decls): Use !current_function_decl to check for
1049 extern declaration of C99 inline function being at file scope.
1051 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
1053 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
1055 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1057 * alias.c (record_alias_subset, init_alias_analysis): Fix
1058 -Wc++-compat and/or -Wcast-qual warnings.
1059 * attribs.c (lookup_attribute_spec): Likewise.
1060 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
1061 copy_bb, connect_traces,
1062 find_rarely_executed_basic_blocks_and_cr): Likewise.
1063 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
1064 note_btr_set, migrate_btr_defs): Likewise.
1065 * builtins.c (result_vector, expand_builtin_memcpy,
1066 expand_builtin_mempcpy_args, expand_builtin_strncpy,
1067 builtin_memset_read_str, expand_builtin_printf,
1068 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
1070 * caller-save.c (mark_set_regs): Likewise.
1071 * calls.c (expand_call, emit_library_call_value_1): Likewise.
1072 * cgraph.c (cgraph_edge): Likewise.
1073 * combine.c (likely_spilled_retval_1): Likewise.
1074 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
1075 htab_counts_entry_del, get_coverage_counts): Likewise.
1076 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
1077 new_cselib_val): Likewise.
1078 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
1079 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
1081 * df-core.c (df_compact_blocks): Likewise.
1082 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
1083 * df-scan.c (df_grow_reg_info, df_ref_create,
1084 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
1085 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
1086 df_record_entry_block_defs, df_record_exit_block_uses,
1087 df_bb_verify): Likewise.
1088 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
1089 DF_REF_EXTRACT_MODE_CONST): New.
1090 * dominance.c (get_immediate_dominator, get_dominated_by,
1091 nearest_common_dominator, root_of_dom_tree,
1092 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
1093 -Wc++-compat and/or -Wcast-qual warnings.
1094 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
1095 record_store, replace_read, check_mem_read_rtx, scan_insn,
1096 dse_step1, dse_record_singleton_alias_set): Likewise.
1097 * dwarf2asm.c (dw2_force_const_mem): Likewise.
1099 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1101 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
1102 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
1103 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
1104 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
1105 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
1106 add_ranges_num, add_ranges_by_labels, file_info_cmp,
1107 file_name_acquire, output_file_names, add_const_value_attribute,
1108 premark_used_types_helper, file_table_eq, file_table_hash,
1109 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
1110 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
1111 -Wcast-qual warnings.
1112 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
1113 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
1114 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
1115 gen_reg_rtx, start_sequence, init_emit): Likewise.
1116 * et-forest.c (et_new_occ, et_new_tree): Likewise.
1117 * except.c (init_eh_for_function, gen_eh_region,
1118 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
1119 arh_to_landing_pad, arh_to_label, add_action_record,
1120 add_call_site, switch_to_exception_section): Likewise.
1121 * expmed.c (synth_mult): Likewise.
1122 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
1123 store_expr): Likewise.
1124 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
1126 * function.c (assign_stack_temp_for_type,
1127 allocate_struct_function, match_asm_constraints_1): Likewise.
1128 * gcov-io.c (gcov_allocate): Likewise.
1129 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
1130 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
1131 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
1132 record_one_set, insert_expr_in_table, insert_set_in_table,
1133 dump_hash_table, compute_hash_table_work, alloc_hash_table,
1134 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
1135 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
1136 -Wcast-qual warnings.
1138 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1140 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
1141 -Wcast-qual warnings.
1142 * gcc.c (process_command): Likewise.
1143 * genattrtab.c (oballoc): Use XOBNEW.
1144 (oballocvec): Define.
1145 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
1146 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
1147 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
1148 -Wc++-compat and/or -Wcast-qual warnings.
1149 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
1150 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
1151 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
1152 gen_presence_absence_set, gen_automaton, gen_regexp_el,
1153 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
1154 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
1155 add_excls, process_presence_absence_names,
1156 process_presence_absence_patterns, add_presence_absence,
1157 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
1158 get_free_state, add_arc, get_free_automata_list_el,
1159 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
1160 transform_3, cache_presence, create_ainsns, create_automata,
1161 create_state_ainsn_table, dfa_insn_code_enlarge,
1162 output_trans_func, output_min_issue_delay_func,
1163 output_dead_lock_func, output_reset_func,
1164 output_get_cpu_unit_code_func, output_dfa_start_func,
1165 expand_automata): Likewise.
1166 * genextract.c (gen_insn): Likewise.
1167 * gengtype-lex.l: Likewise.
1168 * gengtype.c (read_input_list, adjust_field_type,
1169 process_gc_options): Likewise.
1170 * genoutput.c (note_constraint): Likewise.
1171 * genpreds.c (mangle, add_constraint): Likewise.
1172 * genrecog.c (process_define_predicate, new_decision,
1173 add_to_sequence): Likewise.
1174 * gensupport.c (record_insn_name): Likewise.
1176 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1178 * config/i386/driver-i386.c (detect_caches_amd,
1179 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
1180 and/or -Wcast-qual warnings.
1181 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
1182 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
1183 gt_pch_save): Likewise.
1184 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
1185 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
1186 * global.c (compute_regsets): Likewise.
1187 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
1188 finish_graph_dump_file): Likewise.
1189 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
1190 unlink_bb_notes): Likewise.
1191 * integrate.c (get_hard_reg_initial_val): Likewise.
1192 * ipa-prop.c (ipa_push_func_to_list): Likewise.
1193 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
1194 * local-alloc.c (update_equiv_regs): Likewise.
1195 * loop-invariant.c (check_invariant_table_size,
1196 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
1198 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
1199 altered_reg_used, mark_altered): Likewise.
1200 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
1201 insert_var_expansion_initialization,
1202 combine_var_copies_in_loop_exit, apply_opt_in_copies,
1203 release_var_copies): Likewise.
1204 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
1205 analyze_matrix_decl, add_allocation_site, analyze_transpose,
1206 analyze_accesses_for_phi_node, check_var_notmodified_p,
1207 check_allocation_function, find_sites_in_func,
1208 record_all_accesses_in_func, transform_access_sites,
1209 transform_allocation_sites): Likewise.
1210 * omp-low.c (new_omp_region, create_omp_child_function_name,
1211 check_omp_nesting_restrictions, check_combined_parallel,
1212 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
1213 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
1214 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
1215 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
1217 * opts-common.c (prune_options): Likewise.
1218 * opts.c (add_input_filename, print_filtered_help,
1219 get_option_state): Likewise.
1220 * params.c (add_params): Likewise.
1221 * passes.c (set_pass_for_id, next_pass_1,
1222 do_per_function_toporder, pass_fini_dump_file): Likewise.
1223 * postreload.c (reload_cse_simplify_operands): Likewise.
1224 * predict.c (tree_predicted_by_p, tree_predict_edge,
1225 clear_bb_predictions, combine_predictions_for_bb): Likewise.
1227 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1229 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
1231 * recog.c (check_asm_operands, validate_change_1): Likewise.
1232 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
1233 subst_asm_stack_regs): Likewise.
1234 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
1235 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
1236 * regmove.c (reg_is_remote_constant_p): Likewise.
1237 * regrename.c (regrename_optimize, scan_rtx_reg,
1238 kill_clobbered_value, kill_set_value, kill_autoinc_value):
1240 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
1241 regstat_compute_calls_crossed): Likewise.
1242 * reload1.c (init_reload, new_insn_chain,
1243 has_nonexceptional_receiver, reload, copy_reloads,
1244 calculate_needs_all_insns, init_elim_table): Likewise.
1245 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1246 * rtl.c (shallow_copy_rtx_stat): Likewise.
1247 * rtlanal.c (parms_set): Likewise.
1248 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1249 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1250 * sched-ebb.c (earliest_block_with_similiar_load,
1251 add_deps_for_risky_insns): Likewise.
1252 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1253 schedule_region): Likewise.
1254 * see.c (eq_descriptor_pre_extension,
1255 hash_descriptor_pre_extension, hash_del_pre_extension,
1256 eq_descriptor_properties, hash_descriptor_properties,
1257 hash_del_properties, see_seek_pre_extension_expr,
1258 see_initialize_data_structures, see_print_register_properties,
1259 see_print_pre_extension_expr, see_delete_merged_def_extension,
1260 see_delete_unmerged_def_extension, see_emit_use_extension,
1261 see_pre_delete_extension, see_map_extension, see_commit_changes,
1262 see_analyze_merged_def_local_prop,
1263 see_analyze_merged_def_local_prop,
1264 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1265 see_set_prop_merged_def, see_set_prop_unmerged_def,
1266 see_set_prop_unmerged_use, see_print_one_extension,
1267 see_merge_one_use_extension, see_merge_one_def_extension,
1268 see_store_reference_and_extension, see_update_uses_relevancy,
1269 see_update_defs_relevancy): Likewise.
1270 * statistics.c (hash_statistics_hash, hash_statistics_eq,
1271 hash_statistics_free, curr_statistics_hash): Likewise.
1272 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
1273 expand_asm_operands, expand_return, case_bit_test_cmp,
1274 expand_case): Likewise.
1275 * stor-layout.c (start_record_layout): Likewise.
1276 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
1277 gt_pch_save_stringpool): Likewise.
1278 * tree-data-ref.c (hash_stmt_vertex_info,
1279 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
1280 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
1282 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
1285 * config/i386/i386.md : Change constraints of HImode and QImode
1286 immediate operands from "i" to "n". Change SImode "ni" constraint to
1287 "i" and SImode "rmi" constraint to "g". Remove all constraints
1288 from const0_operand and const1_operand predicated operands.
1289 (i): Change QImode and HImode attribute from "i" to "n".
1290 (*subqi_2): Change HImode operands to QImode.
1293 2008-06-25 Olivier Hainque <hainque@adacore.com>
1295 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
1298 2008-06-25 Richard Guenther <rguenther@suse.de>
1300 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
1301 not overflow the result type.
1303 2008-06-25 Richard Guenther <rguenther@suse.de>
1305 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
1306 (vn_lookup): Likewise.
1308 2008-06-25 Richard Guenther <rguenther@suse.de>
1310 PR tree-optimization/35518
1311 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
1312 * tree-sra.c (instantiate_element): Use fold_build3 to build
1314 (try_instantiate_multiple_fields): Likewise.
1316 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1318 * config/rs6000/rs6000.md: Change all string instruction's clobber to
1321 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1323 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
1324 use_backchain_to_restore_sp to true
1325 if the offset of the link register save area would go over the 32k - 1
1326 offset limit of the load
1329 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
1331 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
1332 anchor for the type-punning blurb. Cross-reference "Structures
1333 unions enumerations and bit-fields implementation". Provide a
1334 cast-through-pointer example. Make final sentence self-contained.
1335 * doc/implement-c.texi (Structures unions enumerations and
1336 bit-fields implementation): Cross-reference the type-punning blurb
1337 in the -fstrict-aliasing documentation.
1339 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1342 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
1343 the memory instead of the memory itself for the save area.
1345 2008-06-24 Olivier Hainque <hainque@adacore.com>
1346 Nicolas Roche <roche@adacore.com>
1348 * gengtype.c (srcdir_len): size_t instead of int.
1349 (get_file_realbasename): New function. For F a filename, the real
1350 basename of F, with all the path components stripped.
1351 (get_file_srcdir_relative_path): New function. For F a filename, the
1352 relative path to F from $(srcdir).
1353 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
1354 get_file_realbasename. Adjust the head comment.
1355 (get_prefix_langdir_index): New function. For F a filename, return the
1356 lang_dir_names[] relative index of the language directory that is
1358 (get_file_langdir): For F a filename, return the name of the language
1359 directory where F is located.
1360 (get_file_gtfilename): New function. The gt- output file name for an
1362 (get_output_file_with_visibility): Replace in-line computations with
1363 uses of get_file_gtfilename and get_prefix_langdir_index.
1364 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
1366 2008-06-24 Jakub Jelinek <jakub@redhat.com>
1368 PR tree-optimization/36504
1369 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
1370 references without base address.
1372 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1375 * calls.c (expand_call): Increase alignment for recursive functions.
1377 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1379 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1380 (TARGET_FUNCTION_VALUE): New define.
1381 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1382 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1384 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1386 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1387 (fmod<mode>3): Ditto.
1388 (remainderxf3): Ditto.
1389 (remainder<mode>3): Ditto.
1391 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1394 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1395 REG is a hard register.
1397 PR tree-optimization/36508
1398 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1399 499, don't check it at all in release compilers.
1401 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1403 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1404 together with SSE_TARGET_MATH to disable insn pattern.
1405 (*fop_<MODEF:mode>_2_i387): Ditto.
1406 (*fop_<MODEF:mode>_3_i387): Ditto.
1408 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1410 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1412 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1415 * gimplify.c (gimplify_asm_expr): Check the return code of
1416 parse_output_constraint call, set function return and is_inout
1419 2008-06-22 Ian Lance Taylor <iant@google.com>
1421 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1422 (narrowest_signed_type): Likewise.
1423 * c-typeck.c (c_common_type): Change local variable mclass to enum
1425 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1426 tcc_comparison, not the tree code itself.
1427 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1428 (c_expand_expr): Cast modifier to enum expand_modifier.
1429 * c-common.h (C_RID_CODE): Add casts.
1430 (C_SET_RID_CODE): Define.
1431 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1432 (c_lex_one_token): Add cast to avoid warning.
1433 (c_parser_objc_type_name): Rename local typename to type_name.
1434 (check_no_duplicate_clause): Change code parameter to enum
1436 (c_parser_omp_var_list_parens): Change kind parameter to enum
1438 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1439 c_parser_omp_list_var_parens.
1440 (c_parser_omp_threadprivate): Likewise.
1441 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1442 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1443 * c-format.c (NO_FMT): Define.
1444 (printf_length_specs): Use NO_FMT.
1445 (asm_fprintf_length_specs): Likewise.
1446 (gcc_diag_length_specs): Likewise.
1447 (scanf_length_specs): Likewise.
1448 (strfmon_length_specs): Likewise.
1449 (gcc_gfc_length_specs): Likewise.
1450 (printf_flag_specs): Change 0 to STD_C89.
1451 (asm_fprintf_flag_specs): Likewise.
1452 (gcc_diag_flag_specs): Likewise.
1453 (gcc_cxxdiag_flag_specs): Likewise.
1454 (scanf_flag_specs): Likewise.
1455 (strftime_flag_specs): Likewise.
1456 (strfmon_flag_specs): Likewise.
1457 (print_char_table): Likewise.
1458 (asm_fprintf_char_table): Likewise.
1459 (gcc_diag_char_table): Likewise.
1460 (gcc_tdiag_char_table): Likewise.
1461 (gcc_cdiag_char_table): Likewise.
1462 (gcc_cxxdiag_char_table): Likewise.
1463 (gcc_gfc_char_table): Likewise.
1464 (scan_char_table): Likewise.
1465 (time_char_table): Likewis.
1466 (monetary_char_table): Likewise.
1467 * c-format.h (BADLEN): Likewise.
1469 2008-06-21 Ian Lance Taylor <iant@google.com>
1471 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1472 Define END_OF_BASE_TREE_CODES around inclusion.
1473 * tree.c (tree_code_type): New global array.
1474 (tree_code_length, tree_code_name): Likewise.
1475 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1477 (all-tree.def, s-alltree): New targets.
1478 (gencheck.h, s-gencheck): Remove.
1479 (tree.o): Depend upon all-tree.def.
1480 (build/gencheck.o): Remove gencheck.h dependency.
1481 (mostlyclean): Don't remove gencheck.h.
1482 * c-common.h (enum c_tree_code): Remove.
1483 * c-lang.c (tree_code_type): Remove.
1484 (tree_code_length, tree_code_name): Remove.
1485 * gencheck.c (tree_codes): Include all-tree.def, rather than
1486 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1488 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1490 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1491 (operator_name_info): Size to MAX_TREE_CODES.
1492 (assignment_operator_name_info): Likewise.
1493 * cp/cp-lang.c (tree_code_type): Remove.
1494 (tree_code_length, tree_code_name): Remove.
1495 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1496 (assignment_operator_name_info): Likewise.
1497 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1499 * cp/mangle.c (write_expression): Likewise.
1500 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1501 * fortran/f95-lang.c (tree_code_type): Remove.
1502 (tree_code_length, tree_code_name): Remove.
1503 * java/java-tree.h (enum java_tree_code): Remove.
1504 * java/lang.c (tree_code_type): Remove.
1505 (tree_code_length, tree_code_name): Remove.
1506 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1507 * objc/objc-act.h (enum objc_tree_code): Remove.
1508 * objc/objc-lang.c (tree_code_type): Remove.
1509 (tree_code_length, tree_code_name): Remove.
1510 * objcp/objcp-lang.c (tree_code_type): Remove.
1511 (tree_code_length, tree_code_name): Remove.
1512 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1513 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1514 * ada/misc.c (tree_code_type): Remove.
1515 (tree_code_length, tree_code_name): Remove.
1517 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1519 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1520 the grand_bitmap_obstack.
1522 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1524 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1525 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1526 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1527 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1528 move_stmt_r, new_label_mapper): Likewise.
1529 * tree-complex.c (cvc_lookup): Likewise.
1530 * tree-dfa.c (create_function_ann): Likewise.
1531 * tree-dump.c (dump_register): Likewise.
1532 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1533 find_phi_replacement_condition): Likewise.
1534 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1535 tree_function_versioning): Likewise.
1536 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1537 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1538 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1539 get_nonlocal_debug_decl, convert_nonlocal_reference,
1540 convert_nonlocal_omp_clauses, get_local_debug_decl,
1541 convert_local_reference, convert_local_omp_clauses,
1542 convert_nl_goto_reference, convert_nl_goto_receiver,
1543 convert_tramp_reference, convert_call_expr): Likewise.
1544 * tree-outof-ssa.c (contains_tree_r): Likewise.
1545 * tree-parloops.c (reduction_phi, initialize_reductions,
1546 eliminate_local_variables_1, add_field_for_reduction,
1547 add_field_for_name, create_phi_for_local_result,
1548 create_call_for_reduction_1, create_loads_for_reductions,
1549 create_stores_for_reduction, create_loads_and_stores_for_name):
1551 * tree-phinodes.c (allocate_phi_node): Likewise.
1552 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
1553 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
1554 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
1555 * tree-ssa-coalesce.c (compare_pairs): Likewise.
1556 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
1557 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
1558 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
1559 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1560 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
1561 vn_nary_op_insert): Likewise.
1562 * tree-ssa.c (redirect_edge_var_map_add,
1563 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
1564 * tree-vectorizer.c (vectorize_loops): Likewise.
1565 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
1566 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
1567 tree_cons_stat, build1_stat, build_variant_type_copy,
1568 decl_init_priority_lookup, decl_fini_priority_lookup,
1569 decl_priority_info, decl_restrict_base_lookup,
1570 decl_restrict_base_insert, decl_debug_expr_lookup,
1571 decl_debug_expr_insert, decl_value_expr_lookup,
1572 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1573 type_hash_add, get_file_function_name, tree_check_failed,
1574 tree_not_check_failed, tree_range_check_failed,
1575 omp_clause_range_check_failed, build_omp_clause,
1576 build_vl_exp_stat): Likewise.
1577 * value-prof.c (gimple_histogram_value,
1578 gimple_duplicate_stmt_histograms): Likewise.
1579 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1580 unshare_variable, variable_union_info_cmp_pos, variable_union,
1581 dataflow_set_different_1, dataflow_set_different_2,
1582 vt_find_locations, variable_was_changed, set_variable_part,
1583 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1584 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1585 section_entry_hash, object_block_entry_eq,
1586 object_block_entry_hash, create_block_symbol,
1587 initialize_cold_section_name, default_function_rodata_section,
1588 strip_reg_name, set_user_assembler_name, const_desc_eq,
1589 build_constant_desc, output_constant_def, lookup_constant_def,
1590 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1591 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1592 default_internal_label): Likewise.
1593 * varray.c (varray_init, varray_grow): Likewise.
1594 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1596 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1598 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1599 operators for "test" insn. Macroize insn using SWI mode macro.
1600 (*jcc_fused_2): Ditto.
1601 (*jcc_fused_3): Macroize insn using SWI mode macro.
1602 (*jcc_fused_4): Ditto.
1604 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1606 * tree-ssa-pre.c: Fix typo in comment.
1607 (init_antic, fini_antic): Add explicit funtions for
1608 initializing and deinitializing ANTIC and AVAIL sets.
1609 (create_expression_by_pieces): Fix typo in comment.
1610 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1611 (execute_pre): Eventually dump details about ANTIC_IN.
1613 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1615 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1616 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1617 add_to_obstack, file_at_path, find_a_file, execute,
1618 add_preprocessor_option, add_assembler_option, add_linker_option,
1619 process_command, insert_wrapper, do_option_spec, do_self_spec,
1620 spec_path, do_spec_1, is_directory, main, used_arg,
1621 getenv_spec_function): Likewise.
1622 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1623 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1626 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1628 * doc/rtl.texi: Updated subreg section.
1630 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1633 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1634 node->needed and node->reachable.
1635 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1636 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1637 (expand_task_call): Don't call expand_task_copyfn.
1638 (expand_task_copyfn): Renamed to...
1639 (finalize_task_copyfn): ... this.
1641 2008-06-19 Jan Hubicka <jh@suse.cz>
1643 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1644 clobbering framepointer.
1646 2008-06-19 Jan Hubicka <jh@suse.cz>
1648 * tree-optimize.c (execute_early_local_optimizations): Set
1649 cgraph_state only at first invocation.
1651 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1653 * system.h (-Wc++-compat): Activate as a warning, no an error.
1655 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1657 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1658 instead of "#" in insn asm template.
1659 (*jcc_fused_2): Ditto.
1661 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1663 * config/i386/i386.h (ix86_tune_indices)
1664 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1665 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1666 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1667 (*jcc_fused_2): Ditto.
1668 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1669 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1670 (print operand): Handle 'E' and 'e' code.
1672 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1674 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1675 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1676 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1678 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1680 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1682 (cgraph_expand_function): Use local copy of decl.
1683 (cgraph_expand_all_functions): Remove redundant initialization of
1685 (cgraph_optimize): Reword internal_error message.
1687 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1689 * arm-protos.h (arm_return_in_memory): Remove public
1690 arm_return_in_memory() prototype.
1691 * arm.c (arm_return_in_memory): Add static prototype, add target
1692 hook macro, change definition and comments.
1693 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1695 2008-06-19 Ben Elliston <bje@au.ibm.com>
1697 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1698 real.c: Remove references to IEEE 754R.
1699 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1700 * doc/libgcc.texi (Decimal float library routines): Likewise.
1702 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1704 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1705 (default_unwind_word_mode): Add prototype.
1706 * targhooks.c (default_unwind_word_mode): New function.
1707 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1708 instead of word_mode.
1709 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1710 (TARGET_INITIALIZER): Use it.
1712 * c-common.c (handle_mode_attribute): Support "unwind_word"
1714 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1716 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1717 word_mode to access SjLj_Function_Context member "data".
1718 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1719 conversion from targetm.eh_return_filter_mode () to
1720 targetm.unwind_word_mode () if they differ.
1722 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1723 (BT_FN_UNWINDWORD_PTR): New function type.
1724 (BT_FN_WORD_PTR): Remove.
1725 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1726 * except.c (expand_builtin_extend_pointer): Convert pointer to
1727 targetm.unwind_word_mode () instead of word_mode.
1729 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1730 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1731 (spu_unwind_word_mode): New function.
1732 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1733 (TARGET_UNWIND_WORD_MODE): Define.
1734 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1736 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1738 * config/spu/spu.c (reg_align): Remove.
1739 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1740 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1741 (spu_split_store): Likewise.
1743 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1745 * gcc/tree-vn.c: Fix typo in comment.
1747 2008-06-18 Jan Hubicka <jh@suse.cz>
1749 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1750 toplevel reorder too.
1752 2008-06-18 Jan Hubicka <jh@suse.cz>
1754 * c-opts.c (c_common_post_options): PCH is not compatible with
1756 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1757 -fno-toplevel-reorder by default now.
1759 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1761 PR documentation/30739
1762 * doc/install.texi (Prerequisites): Document dependency on awk.
1764 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1765 Ian Lance Taylor <iant@google.com>
1767 PR rtl-optimization/35604
1768 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1769 only want to change jump destinations, not eventual label comparisons.
1771 2008-06-16 Jan Hubicka <jh@suse.cz>
1773 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1775 (cgraph_analyze_function): Likewise.
1777 2008-06-16 Jan Hubicka <jh@suse.cz>
1779 * cgraph.h (cgraph_mark_if_needed): New function.
1780 * cgraphunit.c (cgraph_mark_if_needed): New function.
1781 * c-decl.c (duplicate_decl): Use it.
1783 2008-06-16 Jan Hubicka <jh@suse.cz>
1785 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1788 2008-06-16 Jan Hubicka <jh@suse.cz>
1790 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1792 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1793 Kazu Hirata <kazu@codesourcery.com>
1794 Maxim Kuvyrkov <maxim@codesourcery.com
1796 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1797 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1798 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1799 EXTRA_SPEC_FUNCTIONS.
1800 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1801 (DRIVER_SELF_SPECS): Adjust.
1802 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1803 * config/mips/st.h, config/mips/t-st: New.
1804 * config/mips/driver-native.c, config/mips/x-native: New.
1805 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1808 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1810 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1812 (ISA_HAS_FP_CONDMOVE): New macro.
1813 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1814 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1815 (ISA_HAS_NMADD3_NMSUB3): New macro.
1816 * config/mips/mips.c (mips_rtx_costs): Update.
1817 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1818 compiling for ST Loongson 2E/2F.
1819 (madd<mode>): Rename to madd4<mode>. Update.
1820 (madd3<mode>): New pattern.
1821 (msub<mode>): Rename to msub4<mode>. Update.
1822 (msub3<mode>): New pattern.
1823 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1824 (nmadd3<mode>): New pattern.
1825 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1826 (nmadd3<mode>_fastmath): New pattern.
1827 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1828 (nmsub3<mode>): New pattern.
1829 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1830 (nmsub3<mode>_fastmath): New pattern.
1831 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1833 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1835 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1836 (DF_REF_INSN_INFO): New.
1837 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1838 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1839 with a NULL DF_REF_INSN_INFO.
1840 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1842 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1843 DF_INSN_INFO_EQ_USES): New.
1844 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1845 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1846 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1847 * df-core.c: Update comment for above changes.
1848 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1849 DF_INSN_UID_* macros.
1850 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1851 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1852 insn rtx. Update all callers.
1853 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1854 df_ref_create_structure, df_insn_refs_collect): Likewise.
1855 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1856 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1857 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1858 macros to access the insn refs.
1859 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1860 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1861 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1862 for accessing the refs.
1863 (try_fwprop_subst): Likewise.
1864 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1865 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1866 for accessing the refs.
1867 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1868 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1869 to look at the insn refs.
1870 (record_uses): Likewise.
1871 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1873 (mark_artificial_uses): Don't mark_insn for artificial refs.
1874 (mark_reg_rependencies): Likewise.
1876 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1878 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1880 * configure: Regenerate.
1882 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1884 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1885 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1886 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1888 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1890 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1891 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1892 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1894 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1896 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1897 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1898 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1900 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1902 * tree-ssa-sccvn.c: Fix format of comments.
1904 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1906 * cgraph.c: Remove unneeded forward declarations of eq_node()
1909 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1911 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1913 (see_update_relevancy): Likewise.
1914 * fwprop.c (try_fwprop_subst): Likewise.
1915 * rtlanal.c (noop_move_p): Likewise.
1916 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1917 notes to non-existing libcall blocks.
1918 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1920 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1921 (dead_libcall_p): Remove.
1922 (delete_trivially_dead_insns): Don't use it.
1923 * web.c (union_defs): Remove comment about keeping nops.
1924 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1925 (compute_hash_table_work): Don't track libcall notes.
1926 (do_local_cprop): Don't take libcall pointers. Don't update
1928 (adjust_libcall_notes): Deleted.
1929 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1930 ever have existed in the first place).
1931 (replace_store_insn): Don't try to remove libcall notes.
1932 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1933 (resolve_reg_notes): Don't call them.
1934 (resolve_simple_move): Likewise.
1935 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1936 Don't remove REG_RETVAL notes.
1937 * emit-rtl.c (try_split): Don't update libcall notes.
1938 (emit_copy_of_insn_after): Dito.
1939 * cselib.c (cselib_current_insn_in_libcall): Remove.
1940 (cselib_process_insn): Don't set/clear it.
1941 (new_elt_loc_list): Don't record it.
1942 (cselib_init): Don't initialize it.
1943 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1944 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1946 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1947 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1948 (init_deps): Don't initialize it.
1949 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1950 * combine.c (delete_noop_moves): Don't update libcall notes.
1951 (can_combine_p): Remove now pointless #if 0 block.
1952 (try_combine): Remove another obsolete #if 0 block.
1953 (distribute_notes): Don't distribute libcall notes.
1954 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1955 * dce.c (libcall_dead_p): Remove.
1956 (delete_unmarked_insns): Don't handle libcall blocks.
1957 (preserve_libcall_for_dce): Remove.
1958 (prescan_insns_for_dce): Don't special-case libcall block insns.
1959 * reload1 (reload): Don't handle libcall notes.
1960 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1963 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1965 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1966 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1967 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1969 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1971 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1972 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1973 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1975 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1977 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1979 2008-06-16 Ira Rosen <irar@il.ibm.com>
1981 PR tree-optimization/36493
1982 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1983 the arguments list. Use VECTYPE to create vector pointer.
1984 (vectorizable_store): Fail if accesses through a pointer to vectype
1985 do not alias the original memory reference operands.
1986 Call vect_create_data_ref_ptr without the removed argument.
1987 (vectorizable_load): Likewise.
1988 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1991 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1994 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1997 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1999 * config/mips/loongson2ef.md: New file.
2000 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
2001 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
2002 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
2003 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
2004 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
2006 (loongson2ef.md): New include.
2007 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
2008 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
2009 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
2010 (loongson_gt_<mode>, loongson_extract_halfword)
2011 (loongson_insert_halfword_0, loongson_insert_halfword_2)
2012 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
2013 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
2014 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
2015 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
2016 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
2017 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
2018 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
2019 (vec_interleave_low<mode>): Define type attribute.
2020 * config/mips/mips.c (mips_ls2): New static variable.
2021 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
2022 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
2023 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
2024 Implement target scheduling hooks.
2025 (mips_multipass_dfa_lookahead): Update to handle tuning for
2027 (mips_sched_init): Initialize data for Loongson scheduling.
2028 (mips_ls2_variable_issue): New static function.
2029 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
2031 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
2032 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
2033 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
2034 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
2035 Handle ST Loongson 2E/2F cores.
2036 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
2038 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2040 * omp-low.c (extract_omp_for_data): Fix comment typo.
2043 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2045 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
2046 FIXME note about gcc/config.guess.
2047 * doc/options.texi (Option file format): Remove non-ASCII bytes.
2048 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
2049 * doc/cppopts.texi: Likewise.
2050 * doc/extend.texi: Likewise.
2051 * doc/gcc.texi: Likewise.
2052 * doc/gccint.texi: Likewise.
2053 * doc/gcov.texi: Likewise.
2054 * doc/gty.texi: Likewise.
2055 * doc/hostconfig.texi: Likewise.
2056 * doc/install.texi: Likewise.
2057 * doc/invoke.texi: Likewise.
2058 * doc/loop.texi: Likewise.
2059 * doc/makefile.texi: Likewise.
2060 * doc/md.texi: Likewise.
2061 * doc/passes.texi: Likewise.
2062 * doc/tm.texi: Likewise.
2063 * doc/tree-ssa.texi: Likewise.
2064 * doc/trouble.texi: Likewise.
2066 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
2067 Nathan Sidwell <nathan@codesourcery.com>
2068 Maxim Kuvyrkov <maxim@codesourcery.com>
2069 Richard Sandiford <rdsandiford@googlemail.com>
2071 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
2072 * config/mips/mips-protos.h (mips_expand_vector_init): New.
2073 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
2075 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
2076 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
2077 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
2079 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
2080 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
2081 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
2082 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
2083 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
2084 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
2085 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
2086 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
2087 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
2088 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
2089 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
2090 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
2091 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
2092 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
2093 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
2094 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
2095 (mips_builtins): Add Loongson builtins.
2096 (mips_loongson_2ef_bdesc): New.
2097 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
2098 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
2099 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
2100 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
2102 (mips_expand_vector_init): New.
2103 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
2104 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
2106 * config/mips/mips.md: Add unspec numbers for Loongson
2107 builtins. Include loongson.md.
2108 (MOVE64): Include Loongson vector modes.
2109 (SPLITF): Include Loongson vector modes.
2110 (HALFMODE): Handle Loongson vector modes.
2111 * config/mips/loongson.md: New.
2112 * config/mips/loongson.h: New.
2113 * config.gcc: Add loongson.h header for mips*-*-* targets.
2114 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
2116 2008-06-14 Joseph Myers <joseph@codesourcery.com>
2118 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
2119 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
2120 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
2121 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
2122 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
2123 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
2124 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
2125 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
2126 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
2127 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
2128 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
2129 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
2130 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
2131 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
2132 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
2133 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
2134 Remove use_fixproto=yes.
2135 (ia64*-*-hpux*): Remove comment about using fixproto.
2136 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
2138 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2140 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
2142 * configure: Regenerate.
2144 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
2147 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
2148 before evaluating it.
2150 2008-06-13 Jakub Jelinek <jakub@redhat.com>
2153 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
2154 nested inline functions.
2155 (start_decl, start_function): Don't invert DECL_EXTERNAL
2156 for nested inline functions.
2158 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2160 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
2161 splits that must be made for correctness.
2163 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
2165 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
2166 (AVAIL_NON_MIPS16): Likewise.
2167 (mips_builtin_description): Replace target_flags with a predicate.
2168 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
2169 (dspr2_32): New availability predicates.
2170 (MIPS_BUILTIN): New macro.
2171 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
2172 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
2173 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
2174 Replace the TARGET_FLAGS parameters with AVAIL parameters.
2175 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
2176 (mips_dsp_32only_bdesc): Merge into...
2177 (mips_builtins): ...this new array.
2178 (mips_bdesc_map, mips_bdesc_arrays): Delete.
2179 (mips_init_builtins): Update after above changes.
2180 (mips_expand_builtin_1): Merge into...
2181 (mips_expand_builtin): ...here and update after above changes.
2183 2008-06-12 Paul Brook <paul@codesourcery.com>
2185 * longlong.h (__arm__): Define count_leading_zeros.
2186 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
2187 (clzsi2, clzdi2): New functions.
2188 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
2189 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
2190 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
2191 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
2192 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
2193 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
2194 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
2195 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
2196 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
2197 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
2199 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
2201 * config/m68k/m68k.c (m68k_tune_flags): New.
2202 (override_options): Compute m68k_tune_flags.
2203 (MULL_COST, MULW_COST): Update for various variants of CFV2.
2204 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
2206 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2209 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
2211 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2213 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
2214 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
2216 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
2218 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
2219 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
2221 2008-06-12 Jakub Jelinek <jakub@redhat.com>
2224 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
2227 2008-06-12 Richard Guenther <rguenther@suse.de>
2229 PR tree-optimization/36345
2230 * tree-flow.h (struct ptr_info_def): Align escape_mask,
2231 add memory_tag_needed flag.
2232 (may_alias_p): Declare.
2233 * tree-ssa-alias.c (may_alias_p): Export.
2234 (set_initial_properties): Use memory_tag_needed flag.
2235 (update_reference_counts): Likewise.
2236 (reset_alias_info): Reset memory_tag_needed flag.
2237 (create_name_tags): Check memory_tag_needed flag.
2238 (dump_points_to_info_for): Dump it.
2239 * tree-ssa-structalias.c (struct variable_info): Remove
2240 directly_dereferenced flag.
2241 (new_var_info): Do not initialize it.
2242 (process_constraint_1): Do not set it.
2243 (update_alias_info): Set is_dereferenced flag.
2244 (set_uids_in_ptset): Use may_alias_p.
2245 (set_used_smts): Check memory_tag_needed flag.
2246 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2247 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2248 memory_tag_needed flag.
2249 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2252 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2254 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2255 red zone for w64 abi.
2256 (ix86_expand_prologue): Likewise.
2257 (ix86_force_to_memory): Likewise.
2258 (ix86_free_from_memory): Likewise.
2260 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2263 * config/rs6000/rs6000.c (rs6000_override_options): Set
2264 rs6000_isel conditionally to the absence of comand line override.
2265 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2266 Remove duplicate rs6000_isel setting.
2267 * config/rs6000/eabispe.h: Ditto.
2269 2008-06-11 Richard Guenther <rguenther@suse.de>
2271 * alias.c (get_alias_set): Use the element alias-set for arrays.
2272 (record_component_aliases): For arrays and vectors do nothing.
2273 * c-common.c (strict_aliasing_warning): Handle the cases
2274 of alias set zero explicitly.
2275 * Makefile.in (dfp.o-warn): Add -Wno-error.
2277 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2279 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
2281 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
2282 tune_32 tune_64 to supported_defaults. Allow values not
2283 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
2284 x86_64. Do not override cpu_32 or cpu_64 values from target name.
2285 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
2286 with_cpu_64 to generic for 64-bit-supporting configurations, not
2287 with_cpu. Remove FIXMEs.
2288 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
2289 --with-arch-64, --with-tune-32, --with-tune-64): Document.
2290 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
2291 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
2292 arch_32 and arch_64.
2294 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2295 Olivier Hainque <hainque@adacore.com>
2297 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
2298 Use DECL_SIZE_UNIT to retrieve the size of the field.
2300 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2302 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
2303 with function calls after declarations. Lay out
2304 neon_float_type_node before further use.
2306 2008-06-11 Richard Guenther <rguenther@suse.de>
2308 * tree-flow.h (may_point_to_global_var): Declare.
2309 * tree-ssa-alias.c (may_point_to_global_var): New function.
2310 * tree-ssa-sink.c (is_hidden_global_store): Use it.
2312 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
2314 * configure.ac: Teach that fido supports .debug_line.
2315 * configure: Regenerate.
2317 2008-06-10 Tom Tromey <tromey@redhat.com>
2319 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
2322 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2324 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
2325 (encode_decimal64, decode_decimal64, encode_decimal128,
2326 decode_decimal128): Reverse order of 32-bit parts of value if host
2327 and target endianness differ.
2329 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
2331 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
2332 Avoid division by 0.
2333 (tree_mod_pow2_value_transform): Likewise.
2334 (tree_ic_transform): Likewise.
2335 (tree_stringops_transform): Likewise.
2336 (tree_mod_subtract_transform): Likewise.
2337 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
2338 (copy_edges_for_bb): Likewise.
2339 (initialize_cfun): Likewise.
2341 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2343 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
2344 nonmemory_operand. Add "N" operand constraint.
2346 (*jcc_btdi_mask_rex64): New instruction and split pattern.
2347 (*jcc_btsi_mask): Ditto.
2348 (*jcc_btsi_mask_1): Ditto.
2350 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2352 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
2353 TYPE_CANONICAL for copied element type.
2355 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2358 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
2359 Add m_CORE2 and m_GENERIC.
2360 * config/i386/predicates.md (bt_comparison_operator): New predicate.
2361 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
2363 (*jcc_btdi_rex64): New instruction and split pattern.
2365 (*jcc_btsi_1): Ditto.
2366 (*btsq): Fix Intel asm dialect operand order.
2370 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
2373 * simplify-rtx.c (simplify_subreg): Add check for shift count
2376 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2378 * doc/md.texi: Synchronize with later constraints.md change.
2379 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2380 with a C implementation.
2381 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2383 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2384 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2385 when moving to and from MD_REGNUM.
2386 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2387 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2388 Handle byte and halfword moves.
2389 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2391 * config/mips/constraints.md (h): Turn into NO_REGS.
2392 (l, x): Update documentation.
2393 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2394 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2395 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2396 (HILO): New mode iterator.
2398 (any_div): New code iterator.
2399 (u): Extend code attribute to div and udiv.
2400 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2401 d_operand in the splitters. Remove redundant CONST_INT checks.
2402 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2403 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2404 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2405 accordingly, using normal moves instead of unspecs to move LO into
2406 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2407 (<u>mulsidi3): Handle expansion in C code.
2408 (<u>mulsidi3_32bit_internal): Rename to...
2409 (<u>mulsidi3_32bit): ...this.
2410 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2411 (*<u>mulsidi3_64bit): Rename to...
2412 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2413 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2414 to set LO and HI to the multiplication result. Use a normal move
2415 for MFLO and an unspec for MFHI.
2416 (*<u>mulsidi3_64bit_parts): Replace with...
2417 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2418 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2419 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2420 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2421 instead of HI. Split the instruction into a separate multiplication
2422 and MFHI if !TARGET_FIX_R4000.
2423 (<su>muldi3_highpart): Likewise.
2424 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2425 and the "=h" clobber.
2426 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2427 (<u>mulditi3): New expander.
2428 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2429 (madsi): Remove "=h" clobber.
2430 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2431 Force the modulus result to be a GPR and split the instruction into
2432 a division followed by an MFHI after reload.
2433 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2434 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2435 the MIPS16 HIGH define_split.
2436 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2437 of acc<->gpr moves to "multi".
2438 (*movdi_64bit): Replace the single "x" alternative with
2439 alternatives for moving into and out of "a".
2440 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2441 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2442 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2443 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2444 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2445 (movti): New expander.
2446 (*movti, *movti_mips16): New insns.
2447 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2448 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2449 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2450 * config/mips/predicates.md (fpr_operand): Delete.
2451 (d_operand): New predicate.
2453 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2455 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2456 failure on some Bourne shells.
2457 (x86_64-*-*): Ditto.
2459 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2461 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2463 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2465 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2466 (sparc-sun-solaris2*): Likewise.
2468 2008-06-09 Arnaud Charlet <charlet@adacore.com
2470 * doc/install.texi: Update requirements to build the Ada compiler.
2472 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2474 * df-scan.c (struct df_scan_problem_data): Remove the
2475 mw_link_pool alloc pool.
2476 (df_scan_free_internal): Don't free it.
2477 (df_scan_alloc): Don't allocate it.
2478 * df.h (struct df_link): Update comment.
2480 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2482 * except.h: Correct checks for when SJLJ exceptions must be used.
2484 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2486 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2489 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2491 PR tree-optimization/36218
2492 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2493 configure for the build system.
2494 (BUILD_LDFLAGS): Define.
2495 * configure: Regenerate.
2496 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2498 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2501 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2502 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2503 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2505 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2507 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2509 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2511 * config.gcc (Obsolete configurations): Remove list of
2513 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2514 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2515 targets matched by those patterns.
2516 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2517 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2518 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2519 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2520 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2521 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2522 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2523 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2524 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2525 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2526 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2527 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2528 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2529 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2530 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2531 Make code for Solaris 7 and greater unconditional for Solaris.
2532 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2533 Remove --with-* handling.
2534 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2535 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2536 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2537 LINK_OS_WINDISS_SPEC): Remove.
2538 * config/rs6000/sysv4.opt (mwindiss): Remove.
2539 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2540 * configure: Regenerate.
2541 * doc/cpp.texi: Don't mention BeOS.
2542 * doc/extend.texi (interrupt): Don't mention MS1.
2543 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2544 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2545 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2546 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2547 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2549 * doc/invoke.texi (MT Options): Remove.
2550 (-mwindiss): Remove.
2551 (CRIS Options): Remove cris-axis-aout references.
2552 (HPPA Options): Don't mention hppa1.1-*-pro.
2553 * doc/md.texi: (MorphoTech family): Remove.
2554 * libgcc2.c: Don't handle UWIN.
2555 * config/alpha/t-unicosmk: Remove.
2556 * config/alpha/unicosmk.h: Remove.
2557 * config/arm/kaos-arm.h: Remove.
2558 * config/arm/kaos-strongarm.h: Remove.
2559 * config/arm/strongarm-coff.h: Remove.
2560 * config/arm/strongarm-elf.h: Remove.
2561 * config/arm/strongarm-pe.h: Remove.
2562 * config/arm/t-strongarm-pe: Remove.
2563 * config/arm/t-xscale-coff: Remove.
2564 * config/arm/t-xscale-elf: Remove.
2565 * config/arm/xscale-coff.h: Remove.
2566 * config/arm/xscale-elf.h: Remove.
2567 * config/chorus.h: Remove.
2568 * config/cris/aout.h: Remove.
2569 * config/cris/aout.opt: Remove.
2570 * config/cris/t-aout: Remove.
2571 * config/i386/beos-elf.h: Remove.
2572 * config/i386/kaos-i386.h: Remove.
2573 * config/i386/ptx4-i.h: Remove.
2574 * config/i386/sco5.h: Remove.
2575 * config/i386/sco5.opt: Remove.
2576 * config/i386/sysv4-cpp.h: Remove.
2577 * config/i386/sysv5.h: Remove.
2578 * config/i386/t-beos: Remove.
2579 * config/i386/t-sco5: Remove.
2580 * config/i386/t-uwin: Remove.
2581 * config/i386/uwin.asm: Remove.
2582 * config/i386/uwin.h: Remove.
2583 * config/kaos.h: Remove.
2584 * config/mips/windiss.h: Remove.
2585 * config/mt: Remove directory.
2586 * config/pa/pa-osf.h: Remove.
2587 * config/pa/pa-pro-end.h: Remove.
2588 * config/pa/t-pro: Remove.
2589 * config/ptx4.h: Remove.
2590 * config/rs6000/beos.h: Remove.
2591 * config/rs6000/kaos-ppc.h: Remove.
2592 * config/rs6000/t-beos: Remove.
2593 * config/rs6000/windiss.h: Remove.
2594 * config/sh/kaos-sh.h: Remove.
2595 * config/sol2-6.h: Remove.
2596 * config/sparc/sol26-sld.h: Remove.
2597 * config/sparc/sysv4-only.h: Remove.
2598 * config/vax/bsd.h: Remove.
2599 * config/vax/t-memfuncs: Remove.
2600 * config/vax/ultrix.h: Remove.
2601 * config/vax/vaxv.h: Remove.
2602 * config/windiss.h: Remove.
2604 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2606 PR rtl-optimization/36438
2607 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2608 for vector shifts with constant scalar shift operands.
2610 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2612 * doc/invoke.texi: Document -march=xlr.
2613 * config/mips/xlr.md: New file.
2614 * config/mips/mips.md: Include it.
2616 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2617 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2618 (mips_rtx_cost_data): Likewise.
2620 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2622 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2623 PRE_INC and PRE_DEC cases.
2625 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2627 PR rtl-optimization/36419
2628 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2629 the emitting jump insn.
2632 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2633 is not bool, boolify the whole *expr_p and convert to the desired type.
2635 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2637 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2638 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2639 Add omp_private_outer_ref hook, add another argument to
2640 omp_clause_default_ctor hook.
2641 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2642 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2643 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2644 hook_tree_tree_tree_tree_null.
2645 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2646 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2647 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2648 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2649 * tree.def (OMP_TASK): New tree code.
2650 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2651 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2652 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2653 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2654 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2655 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2656 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2657 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2658 (OMP_DIRECTIVE_P): Add OMP_TASK.
2659 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2660 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2661 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2662 and OMP_CLAUSE_UNTIED entries.
2663 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2665 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2666 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2667 * tree-pretty-print.c (dump_omp_clause): Handle
2668 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2669 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2670 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2671 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2672 warning about unsigned iterators. Change decl/init/cond/incr
2673 arguments to TREE_VECs, check arguments for all collapsed loops.
2674 (c_finish_omp_taskwait): New function.
2675 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2677 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2678 default_function_array_conversion on init. Add par_clauses argument.
2679 If decl is present in parallel's lastprivate clause, change it to
2680 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2681 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2682 collapse count in clauses.
2683 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2684 c_parser_omp_for_loop callers.
2685 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2686 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2687 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2688 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2690 (c_parser_omp_clause_schedule): Handle schedule(auto).
2691 Include correct location in the error message.
2692 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2693 and PRAGMA_OMP_CLAUSE_UNTIED.
2694 (OMP_TASK_CLAUSE_MASK): Define.
2695 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2696 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2697 * tree-nested.c (convert_nonlocal_omp_clauses,
2698 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2699 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2700 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2701 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2703 (conver_nonlocal_reference, convert_local_reference,
2704 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2705 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2706 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2707 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2708 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2709 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2710 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2711 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2712 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2714 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2715 * c-common.h (c_finish_omp_taskwait): New prototype.
2716 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2717 * tree-parloops.c (create_parallel_loop): Create 1 entry
2718 vectors for OMP_FOR_{INIT,COND,INCR}.
2719 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2720 (make_edges): Handle OMP_TASK.
2721 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2722 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2723 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2724 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2725 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2726 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2727 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2728 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2729 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2730 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2731 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2732 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2733 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2734 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2735 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2736 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2737 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2738 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2739 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2740 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2741 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2742 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2743 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2744 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2745 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2746 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2747 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2748 original iterator is present in lastprivate clause or if
2749 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2750 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2751 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2752 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2753 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2754 if it is set, lookup var in outer contexts too. Handle
2755 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2756 to be implicitly determined firstprivate for task regions.
2757 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2758 if it is set, lookup var in outer contexts too. Set
2759 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2760 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2761 OMP_CLAUSE_UNTIED. Take region_type as last argument
2762 instead of in_parallel and in_combined_parallel.
2763 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2765 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2766 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2767 (new_omp_context): Set default_kind to
2768 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2769 (omp_region_type): New enum.
2770 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2771 fields, add region_type.
2772 (new_omp_context): Take region_type as argument instead of is_parallel
2773 and is_combined_parallel.
2774 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2775 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2776 ctx->is_combined_parallel checks.
2777 (gimplify_omp_task): New function.
2778 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2780 * omp-low.c (extract_omp_for_data): Use schedule(static)
2781 for schedule(auto). Handle pointer and unsigned iterators.
2782 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2783 Add loops argument. Extract data for collapsed OMP_FOR loops.
2784 (expand_parallel_call): Assert sched_kind isn't auto,
2785 map runtime schedule to index 3.
2786 (struct omp_for_data_loop): New type.
2787 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2788 Add loop, loops, collapse and iter_type fields.
2789 (workshare_safe_to_combine_p): Disallow combined for if
2790 iter_type is unsigned long long. Don't combine collapse > 1 loops
2791 unless all bounds and steps are constant. Adjust extract_omp_for_data
2793 (expand_omp_for_generic): Handle pointer, unsigned and long long
2794 iterators. Handle collapsed OMP_FOR loops. Adjust
2795 for struct omp_for_data changes. If libgomp function doesn't return
2796 boolean_type_node, add comparison of the return value with 0.
2797 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2798 pointer, unsigned and long long iterators. Adjust for struct
2799 omp_for_data changes.
2800 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2801 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2802 unsigned long long. Allocate loops array, pass it to
2803 extract_omp_for_data. For collapse > 1 loops use always
2804 expand_omp_for_generic.
2805 (omp_context): Add sfield_map and srecord_type fields.
2806 (is_task_ctx, lookup_sfield): New functions.
2807 (use_pointer_for_field): Use is_task_ctx helper. Change first
2808 argument's type from const_tree to tree. Clarify comment.
2809 In OMP_TASK disallow copy-in/out sharing.
2810 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2811 (install_var_field): Add mask argument. Populate both record_type
2812 and srecord_type if needed.
2813 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2815 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2816 and DECL_FIELD_OFFSET.
2817 (scan_sharing_clauses): Adjust install_var_field callers. For
2818 firstprivate clauses on explicit tasks allocate the var by value in
2819 record_type unconditionally, rather than by reference.
2820 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2821 Use is_taskreg_ctx instead of is_parallel_ctx.
2822 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2823 (create_omp_child_function_name): Add task_copy argument, use
2824 *_omp_cpyfn* names if it is true.
2825 (create_omp_child_function): Add task_copy argument, if true create
2826 *_omp_cpyfn* helper function.
2827 (scan_omp_parallel): Adjust create_omp_child_function callers.
2828 Rename parallel_nesting_level to taskreg_nesting_level.
2829 (scan_omp_task): New function.
2830 (lower_rec_input_clauses): Don't run constructors for firstprivate
2831 explicit task vars which are initialized by *_omp_cpyfn*.
2832 Pass outer var ref to omp_clause_default_ctor hook if
2833 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2834 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2835 OMP_CLAUSE_REDUCTION_INIT.
2836 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2837 avoid duplicate setting of fields. Handle
2838 OMP_CLAUSE_PRIVATE_OUTER_REF.
2839 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2840 copy-out if TREE_READONLY, only copy-in.
2841 (expand_task_copyfn): New function.
2842 (expand_task_call): New function.
2843 (struct omp_taskcopy_context): New type.
2844 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2846 (lower_omp_parallel): Rename to...
2847 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2848 Call create_task_copyfn if srecord_type is needed. Adjust
2850 (task_shared_vars): New variable.
2851 (check_omp_nesting_restrictions): Warn if work-sharing,
2852 barrier, master or ordered region is closely nested inside OMP_TASK.
2853 Add warnings for barrier if closely nested inside of work-sharing,
2854 ordered, or master region.
2855 (scan_omp_1): Call check_omp_nesting_restrictions even for
2856 GOMP_barrier calls. Rename parallel_nesting_level to
2857 taskreg_nesting_level. Handle OMP_TASK.
2858 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2859 work-sharing construct, continue looking for them on parent parallel
2861 (lower_omp_for_lastprivate): Add lastprivate clauses
2862 to the beginning of dlist rather than end. Adjust for struct
2863 omp_for_data changes.
2864 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2865 not after it. Handle collapsed OMP_FOR loops, adjust for
2866 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2867 (get_ws_args_for): Adjust extract_omp_for_data caller.
2868 (scan_omp_for): Handle collapsed OMP_FOR
2869 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2870 (lower_omp_single_simple): If libgomp function doesn't return
2871 boolean_type_node, add comparison of the return value with 0.
2872 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2873 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2874 (parallel_nesting_level): Rename to...
2875 (taskreg_nesting_level): ... this.
2876 (is_taskreg_ctx): New function.
2877 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2879 (execute_lower_omp): Rename parallel_nesting_level to
2880 taskreg_nesting_level.
2881 (expand_omp_parallel): Rename to...
2882 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2883 Call omp_task_call for OMP_TASK regions.
2884 (expand_omp): Adjust caller, handle OMP_TASK.
2885 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2887 * bitmap.c (bitmap_default_obstack_depth): New variable.
2888 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2889 if argument is NULL and bitmap_default_obstack is already initialized.
2890 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2892 * matrix-reorg.c (matrix_reorg): Likewise.
2894 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2896 * config/i386/i386.md (*indirect_jump): Macroize using P
2897 mode iterator. Remove !TARGET_64BIT from insn constraints.
2898 (*tablejump_1): Ditto.
2899 (*indirect_jump_rex64): Remove insn pattern.
2900 (*tablejump_1_rex64): Ditto.
2901 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2902 and eh_return_si insn patterns.
2904 2008-06-06 Richard Guenther <rguenther@suse.de>
2906 * tree-ssa-structalias.c (merge_smts_into): Remove.
2907 (find_what_p_points_to): Do not bother to compute the
2908 points-to set for pt_anything pointers.
2909 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2910 for pt_anything pointers is ok.
2912 2008-06-06 Jan Hubicka <jh@suse.cz>
2914 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2916 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2918 * cgraph.c: Fix typos in comments.
2919 (cgraph_availability_names): Fix string typo.
2920 * fold-const.c: Fix typos in comments.
2921 (fold_binary): Fix typo in warning.
2922 * genautomata.c: Fix typos in comments.
2923 (check_presence_pattern_sets): Fix typo in local variable.
2924 (output_description): Fix typo in output.
2925 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2926 * hwint.h: Likewise.
2927 * matrix-reorg.c (check_allocation_function): Likewise.
2928 * omega.c (smooth_weird_equations): Likewise.
2929 * auto-inc-dec.c: Fix typos in comments.
2930 * bb-reorder.c: Likewise.
2931 * builtins.c: Likewise.
2932 * c-common.c: Likewise.
2933 * c-cppbuiltin.c: Likewise.
2934 * c-parser.c: Likewise.
2935 * c-pretty-print.c: Likewise.
2936 * cfgcleanup.c: Likewise.
2937 * cfgexpand.c: Likewise.
2938 * cfghooks.c: Likewise.
2939 * cfglayout.c: Likewise.
2940 * cfgloopmanip.c: Likewise.
2941 * cgraphunit.c: Likewise.
2942 * coverage.c: Likewise.
2943 * dbxout.c: Likewise.
2944 * df-byte-scan.c: Likewise.
2945 * df-core.c: Likewise.
2946 * df-problems.c: Likewise.
2947 * df-scan.c: Likewise.
2949 * dominance.c: Likewise.
2950 * domwalk.c: Likewise.
2952 * dwarf2out.c: Likewise.
2953 * emit-rtl.c: Likewise.
2954 * et-forest.c: Likewise.
2955 * function.c: Likewise.
2956 * function.h: Likewise.
2958 * gcov-io.c: Likewise.
2961 * genattrtab.c: Likewise.
2962 * ggc-page.c: Likewise.
2963 * gimplify.c: Likewise.
2964 * gthr-lynx.h: Likewise.
2965 * haifa-sched.c: Likewise.
2966 * ipa-cp.c: Likewise.
2967 * ipa-inline.c: Likewise.
2968 * ipa-prop.h: Likewise.
2969 * ipa-pure-const.c: Likewise.
2970 * ipa-struct-reorg.c: Likewise.
2971 * ipa-struct-reorg.h: Likewise.
2972 * ipa-type-escape.c: Likewise.
2974 * loop-doloop.c: Likewise.
2975 * mips-tfile.c: Likewise.
2976 * mkmap-flat.awk: Likewise.
2977 * mkmap-symver.awk: Likewise.
2978 * modulo-sched.c: Likewise.
2979 * omp-low.c: Likewise.
2980 * optabs.c: Likewise.
2981 * optabs.h: Likewise.
2983 * passes.c: Likewise.
2984 * postreload-gcse.c: Likewise.
2985 * postreload.c: Likewise.
2986 * predict.c: Likewise.
2987 * pretty-print.h: Likewise.
2988 * profile.c: Likewise.
2989 * protoize.c: Likewise.
2990 * ra-conflict.c: Likewise.
2992 * recog.c: Likewise.
2993 * regclass.c: Likewise.
2995 * reload.c: Likewise.
2996 * rtl-error.c: Likewise.
2997 * rtlanal.c: Likewise.
2999 * sched-rgn.c: Likewise.
3002 * target.h: Likewise.
3003 * tree-dfa.c: Likewise.
3004 * tree-eh.c: Likewise.
3005 * tree-flow-inline.h: Likewise.
3006 * tree-inline.c: Likewise.
3007 * tree-into-ssa.c: Likewise.
3008 * tree-loop-distribution.c: Likewise.
3009 * tree-nested.c: Likewise.
3010 * tree-parloops.c: Likewise.
3011 * tree-pass.h: Likewise.
3012 * tree-pretty-print.c: Likewise.
3013 * tree-profile.c: Likewise.
3014 * tree-scalar-evolution.c: Likewise.
3015 * tree-sra.c: Likewise.
3016 * tree-ssa-alias-warnings.c: Likewise.
3017 * tree-ssa-ccp.c: Likewise.
3018 * tree-ssa-coalesce.c: Likewise.
3019 * tree-ssa-dom.c: Likewise.
3020 * tree-ssa-dse.c: Likewise.
3021 * tree-ssa-forwprop.c: Likewise.
3022 * tree-ssa-live.c: Likewise.
3023 * tree-ssa-live.h: Likewise.
3024 * tree-ssa-loop-im.c: Likewise.
3025 * tree-ssa-loop-ivopts.c: Likewise.
3026 * tree-ssa-loop-niter.c: Likewise.
3027 * tree-ssa-loop-prefetch.c: Likewise.
3028 * tree-ssa-phiopt.c: Likewise.
3029 * tree-ssa-phiprop.c: Likewise.
3030 * tree-ssa-sccvn.c: Likewise.
3031 * tree-ssa-ter.c: Likewise.
3032 * tree-ssa-threadupdate.c: Likewise.
3033 * tree-ssa.c: Likewise.
3034 * tree-vect-analyze.c: Likewise.
3035 * tree-vect-transform.c: Likewise.
3036 * tree-vectorizer.c: Likewise.
3037 * tree-vn.c: Likewise.
3038 * tree-vrp.c: Likewise.
3040 * tree.def: Likewise.
3042 * unwind-dw2-fde.c: Likewise.
3043 * unwind.inc: Likewise.
3044 * value-prof.c: Likewise.
3045 * vmsdbgout.c: Likewise.
3047 2008-06-05 David Edelsohn <edelsohn@gnu.org>
3049 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
3050 always place FP constants in the TOC for TARGET_POWERPC64.
3051 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
3053 2008-06-05 Joseph Myers <joseph@codesourcery.com>
3055 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
3056 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
3057 enable for TARGET_E500_DOUBLE.
3058 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
3059 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
3060 floating-point modes like integer modes for E500 double.
3061 (rs6000_legitimate_offset_address_p): Likewise.
3062 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
3063 addressing for DDmode for E500 double.
3064 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
3065 modes as using 64-bits of registers for E500 double.
3066 (spe_build_register_parallel): Do not handle DDmode or TDmode.
3067 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
3068 specially for E500 double.
3069 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
3070 TDmode for E500 double.
3071 (rs6000_gimplify_va_arg): Only handle SDmode in registers
3072 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
3073 (rs6000_split_multireg_move): Do not handle TDmode specially for
3075 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
3076 using 64-bit registers for E500 double.
3077 (emit_frame_save): Do not handle DDmode specially for E500 double.
3078 (gen_frame_mem_offset): Likewise.
3079 (rs6000_function_value): Do not call spe_build_register_parallel
3080 for DDmode or TDmode.
3081 (rs6000_libcall_value): Likewise.
3082 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
3083 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
3086 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
3088 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
3091 2008-06-04 Junjie Gu <jgu@tensilica.com>
3093 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
3094 comparison for frame pointers.
3096 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3099 * config/avr/avr.h (PUSH_ROUNDING): Remove.
3101 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
3104 * builtins.c (expand_builtin_signbit): Don't take lowpart when
3105 register is already smaller or equal to required mode.
3107 2008-06-04 Xinliang David Li <davidxl@google.com>
3109 * tree-call-cdce.c: New file.
3110 (cond_dead_built_in_calls): New static variable.
3111 (input_domain): New struct.
3112 (check_pow): New function.
3113 (check_builtin_call): Ditto.
3114 (check_target_format): Ditto.
3115 (is_call_dce_candidate): Ditto.
3116 (gen_one_condition): Ditto.
3117 (gen_conditions_for_domain): Ditto.
3118 (get_domain): Ditto.
3119 (gen_conditions_for_pow_cst_base): Ditto.
3120 (gen_conditions_for_pow_int_base): Ditto.
3121 (gen_conditions_for_pow): Ditto.
3122 (get_no_error_domain): Ditto.
3123 (gen_shrink_wrap_conditions): Ditto.
3124 (shrink_wrap_one_built_in_call): Ditto.
3125 (shink_wrap_conditional_dead_built_in_calls): Ditto.
3126 (tree_call_cdce): Ditto.
3127 (gate_call_cdce): Ditto.
3128 (pass_call_cdce): New gimple pass.
3129 * passes.c: (init_optimization_passes): New pass.
3130 * tree-pass.h: New pass declaration.
3131 * opts.c (decode_options): New flag setting.
3132 * common.opt: Add -ftree-builtin-call-dce flag.
3133 * Makefile.in: Add new source file.
3134 * tempvar.def: New tv_id.
3135 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
3137 2008-06-04 Richard Guenther <rguenther@suse.de>
3139 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
3140 (is_call_clobbered): Always check var_ann->call_clobbered.
3141 (mark_call_clobbered): Always set var_ann->call_clobbered.
3142 (clear_call_clobbered): Always clear var_ann->call_clobbered.
3143 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
3144 (reset_alias_info): Clear call clobbering info on MTAGs and
3146 (set_pt_anything): Set pt_global_mem.
3147 (create_tag_raw): Adjust comment.
3148 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
3150 2008-06-04 Joseph Myers <joseph@codesourcery.com>
3151 Maxim Kuvyrkov <maxim@codesourcery.com>
3153 * config/m68k/m68k.opt (mxgot): New option.
3154 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
3155 (m68k_output_addr_const_extra): New.
3156 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
3157 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
3158 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
3159 * doc/invoke.texi (M680x0 Options): Document -mxgot.
3161 2008-06-04 Richard Guenther <rguenther@suse.de>
3163 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
3164 negative or non-representable offsets.
3166 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
3168 * config/i386/i386.c (ix86_gen_leave): New.
3169 (ix86_gen_pop1): Likewise.
3170 (ix86_gen_add3): Likewise.
3171 (ix86_gen_sub3): Likewise.
3172 (ix86_gen_sub3_carry): Likewise.
3173 (ix86_gen_one_cmpl2): Likewise.
3174 (ix86_gen_monitor): Likewise.
3175 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
3176 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
3177 ix86_gen_one_cmpl2 and ix86_gen_monitor.
3178 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
3179 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
3180 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
3181 (ix86_expand_epilogue): Updated.
3182 (print_operand): Handle integer register operand for 'z'.
3183 (ix86_expand_strlensi_unroll_1): Likewise.
3184 (ix86_expand_strlen): Likewise.
3185 (ix86_expand_builtin): Likewise.
3186 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
3187 mov{q}/mov{l} and add{q}/add{l}.
3189 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3191 * config/i386/i386.md (P): New mode iterator.
3192 (SFmode push_operand splitter): Macroize DImode and SImode pushes
3193 using P mode iterator.
3194 (DFmode push_operand splitter): Ditto.
3195 (XFmode push_operand splitter): Ditto.
3196 (DFmode float_extend SFmode push_operand splitter): Ditto.
3197 (XFmode float_extend SFmode push_operand splitter): Do not generate
3198 SImode pushes for 64bit target. Macroize Dimode and SImode
3199 pushes using P mode iterator.
3200 (XFmode float_extend DFmode push_operand splitter): Ditto.
3202 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3204 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
3205 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
3206 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
3208 (ix86_call_abi_override): Remove check for call_used_regs.
3210 2008-06-03 Richard Guenther <rguenther@suse.de>
3212 * tree-ssa-structalias.c (find_func_aliases): Add constraints
3213 for the lhs of calls if the return type contains pointers.
3215 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
3217 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
3218 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
3219 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
3220 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
3221 of cfun and DEFAULT_ABI to deceide abi mode.
3223 (REG_PARM_STACK_SPACE): Removed.
3224 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
3225 (STACK_BOUNDARY): Use default target to deceide stack boundary.
3226 * config/i386/i386-protos.h (ix86_cfun_abi): New.
3227 (ix86_function_abi): Likewise.
3228 (ix86_function_type_abi): Likewise.
3229 (ix86_call_abi_override): Likewise.
3230 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
3231 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
3232 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
3233 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
3235 (X86_64_REGPARM_MAX): New.
3236 (X86_64_SSE_REGPARM_MAX): New.
3237 (X64_REGPARM_MAX): New.
3238 (X64_SSE_REGPARM_MAX): New.
3239 (X86_32_REGPARM_MAX): New.
3240 (X86_32_SSE_REGPARM_MAX): New.
3241 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3242 (ix86_function_regparm): Handle user calling abi.
3243 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3244 by DEFAULT_ABI versus SYSV_ABI check.
3245 (ix86_reg_parm_stack_space): New.
3246 (ix86_function_type_abi): New.
3247 (ix86_call_abi_override): New.
3248 (ix86_function_abi): New.
3249 (ix86_cfun_abi): New.
3250 (init_cumulative_args): Call abi specific initialization.
3251 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3252 (function_arg_64): Extend SSE_REGPARM_MAX check.
3253 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3254 (ix86_pass_by_reference): Likewise.
3255 (ix86_function_value_regno_p): Likewise.
3256 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3257 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3258 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3259 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3260 (setup_incoming_varargs_64): Adjust regparm for call abi.
3261 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3262 (ix86_va_start): Likewise.
3263 (ix86_gimplify_va_arg): Likewise.
3264 (ix86_expand_prologue): Likewise.
3265 (output_pic_addr_const): Likewise.
3266 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3267 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
3268 (x86_output_mi_thunk): Likewise.
3269 (x86_function_profiler): Likewise.
3270 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
3271 (SYSV_ABI, MS_ABI): New constants.
3273 (init_regs): Add prototype of function in regclass.c file.
3274 (OVERRIDE_ABI_FORMAT): New.
3275 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
3276 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
3277 (OUTGOING_REG_PARM_STACK_SPACE): New.
3278 (ix86_reg_parm_stack_space): New prototype.
3279 (CUMULATIVE_ARGS): Add call_abi member.
3280 (machine_function): Add call_abi member.
3281 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
3282 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
3284 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
3287 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
3288 (avr_builtin_setjmp_frame_value): New function.
3289 * config/avr/avr.md (nonlocal_goto_receiver): Define.
3290 (nonlocal_goto): Define.
3292 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
3294 * config/mips/mips.c (mips_emit_loadgp): Return early if
3295 there is nothing do to, otherwise emit a blockage if
3296 !TARGET_EXPLICIT_RELOCS || crtl->profile.
3297 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
3299 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3301 * configure.ac: Drop unneeded backslash ending up in config.in.
3302 * acinclude.m4: Likewise.
3303 * config.in: Regenerate.
3305 2008-05-26 Jan Hubicka <jh@suse.cz>
3307 * predict.c (maybe_hot_frequency_p): Break out of...
3308 (maybe_hot_bb_p): ... here.
3309 (maybe_hot_edge_p): New.
3310 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
3311 * basic-block.h (maybe_hot_edge_p): Declare.
3313 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3315 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
3316 (*cmpfp_<mode>_cc): Ditto.
3317 (*fp_jcc_8<mode>_387): Ditto.
3318 (*fop_<MODEF:mode>_2_i387): Ditto.
3319 (*fop_<MODEF:mode>_3_i387): Ditto.
3320 (*fop_xf_2_i387): Ditto.
3321 (*fop_xf_3_i387): Ditto.
3323 2008-06-02 Tomas Bily <tbily@suse.cz>
3325 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
3327 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3329 * config/mips/mips.c (mips_valid_offset_p): New function.
3330 (mips_valid_lo_sum_p): Likewise.
3331 (mips_classify_address): Use them.
3332 (mips_force_address): New function.
3333 (mips_legitimize_address): Use it.
3334 * config/mips/mips.md (MOVE128): New mode iterator.
3335 (movtf): Require TARGET_64BIT. Remove empty strings.
3336 (*movtf_internal): Rename to...
3337 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
3338 of "R" and use {,fp}{load,store} attributes instead of "multi".
3339 Use a separate define_split.
3340 (*movtf_mips16): New pattern.
3342 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3344 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
3345 * config/mips/mips.c (mips_expand_before_return): New function.
3346 (mips_expand_epilogue): Call it.
3347 * config/mips/mips.md (return): Turn into a define_expand.
3348 (*return): New insn.
3350 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3352 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
3353 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
3354 functions. Do not emit uses and clobbers of CONCATs; individually
3355 use and clobber their operands.
3356 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
3357 gen_clobber, emit_use and gen_use.
3358 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
3359 (expand_builtin_return): Likewise.
3360 * cfgbuild.c (count_basic_blocks): Likewise.
3361 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3362 * explow.c (emit_stack_restore): Likewise.
3363 * expmed.c (extract_bit_field_1): Likewise.
3364 * expr.c (convert_move, emit_move_complex_parts): Likewise.
3365 (emit_move_multi_word, store_constructor): Likewise.
3366 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
3367 (thread_prologue_and_epilogue_insns): Likewise.
3368 * lower-subreg.c (resolve_simple_move): Likewise.
3369 * optabs.c (widen_operand, expand_binop): Likewise.
3370 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
3371 * reload.c (find_reloads): Likewise.
3372 * reload1.c (eliminate_regs_in_insn): Likewise.
3373 * stmt.c (expand_nl_goto_receiver): Likewise.
3374 * config/alpha/alpha.md (builtin_longjmp): Likewise.
3375 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3376 * config/arm/arm.c (arm_load_pic_register): Likewise.
3377 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3378 * config/arm/arm.md (untyped_return): Likewise.
3379 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3380 * config/avr/avr.c (expand_prologue): Likewise.
3381 * config/bfin/bfin.c (do_unlink): Likewise.
3382 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3383 * config/cris/cris.c (cris_expand_prologue): Likewise.
3384 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3385 (machopic_legitimize_pic_address): Likewise.
3386 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3387 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3388 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3389 (ix86_expand_convert_uns_didf_sse): Likewise.
3390 (ix86_expand_vector_init_general): Likewise.
3391 * config/ia64/ia64.md (eh_epilogue): Likewise.
3392 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3393 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3394 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3395 (config/iq2000/iq2000.c): Likewise.
3396 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3397 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3398 (builtin_longjmp): Likewise.
3399 * config/mn10300/mn10300.md (call, call_value): Likewise.
3400 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3401 * config/pdp11/pdp11.md (abshi2): Likewise.
3402 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3403 * config/s390/s390.c (s390_emit_prologue): Likewise.
3404 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3405 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3406 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3407 * config/sh/sh.c (prepare_move_operands): Likewise.
3408 (output_stack_adjust, sh_expand_epilogue): Likewise.
3409 (sh_set_return_address, sh_expand_t_scc): Likewise.
3410 * config/sparc/sparc.c (load_pic_register): Likewise.
3411 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3412 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3413 * config/v850/v850.c (expand_epilogue): Likewise.
3415 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3417 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3418 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3419 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3420 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3421 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3422 stack pointer register.
3423 (output_movhi): Remove code for interrupt specific writing to the
3424 stack pointer register.
3426 2008-05-31 Richard Guenther <rguenther@suse.de>
3428 PR tree-optimization/34244
3429 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3430 (tree_expr_nonzero_warnv_p): Likewise.
3431 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3432 ssa_name_nonnegative_p.
3433 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3434 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3435 not tree_expr_nonzero_warnv_p.
3437 PR tree-optimization/36262
3439 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3441 PR tree-optimization/34244
3442 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3443 (record_numbers_of_iterations): New function.
3444 (execute_vrp): Cache the numbers of iterations of loops.
3445 * tree-scalar-evolution.c (scev_reset_except_niters):
3447 (scev_reset): Use scev_reset_except_niters.
3448 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3450 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3452 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3453 __WORKAROUND_RETS when appropriate.
3455 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3457 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3458 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3460 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3461 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3462 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3463 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3464 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3465 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3466 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3467 *fop_df_1_sse insn patterns using MODEF mode iterator.
3468 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3469 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3470 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3471 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3472 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3473 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3474 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3475 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3476 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3477 (*fop_xf_5_i387): Ditto.
3478 (*fop_xf_6_i387): Ditto.
3480 2008-05-30 Richard Guenther <rguenther@suse.de>
3482 * builtins.c (build_string_literal): Avoid generating
3483 a non-gimple_val result.
3485 2008-05-30 DJ Delorie <dj@redhat.com>
3487 * exec-tool.in: Use an environment variable (private) instead of a
3488 file (shared) as a semaphore, so as to not break parallel builds.
3490 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3492 * optabs.c (maybe_encapsulate_block): Remove.
3493 (emit_libcall_block): Adjust accordingly.
3494 * optabs.h (maybe_encapsulate_block): Remove prototype.
3496 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3497 Don't use maybe_encapsulate_block.
3499 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3501 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3502 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3503 rtx is a SYMBOL_REF before calling get_pool_constant.
3505 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3507 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3509 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3511 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3512 rather than OS names to choose INO_T_EQ definition.
3513 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3514 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3516 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3519 * config/darwin-f.c: New.
3520 * config/t-darwin: Added rule to build darwin-f.o.
3521 * config.gcc: Defined new variable, fortran_target_objs.
3522 (*-*-darwin*): Set fortran_target_objs.
3523 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3524 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3525 * configure: Regenerated.
3527 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3530 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3531 canonical type if needed.
3533 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3535 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3537 2008-05-29 Richard Guenther <rguenther@suse.de>
3539 PR tree-optimization/36343
3540 PR tree-optimization/36346
3541 PR tree-optimization/36347
3542 * tree-flow.h (clobber_what_p_points_to): Declare.
3543 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3544 pointed-to variable is dereferenced is irrelevant to whether
3545 the pointer can access the pointed-to variable.
3546 (clobber_what_p_points_to): New function.
3547 * tree-ssa-alias.c (set_initial_properties): Use it.
3548 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3549 call clobber check for NMTs.
3551 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3553 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
3554 for printing gcov_type.
3556 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3558 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
3559 and the eh region information.
3560 * value-prof.c (gimple_move_stmt_histograms): New function.
3561 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
3563 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
3565 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
3567 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3569 * value-prof.c (tree_ic_transform): Print counts.
3570 * tree-profile.c (tree_gen_ic_func_profiler):
3571 Clear __gcov_indreict_call_callee variable to avoid misattribution
3574 2008-05-28 Rafael Espindola <espindola@google.com>
3576 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3579 2008-05-28 Richard Guenther <rguenther@suse.de>
3581 PR tree-optimization/36339
3582 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3583 and clobbering code out of the loop.
3585 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3587 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3590 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3591 s390_contiguous_bitmask_p, s390_symref_operand_p,
3592 s390_check_symref_alignment, s390_reload_larl_operand,
3593 s390_reload_symref_address): New functions.
3594 (s390_branch_condition_mnemonic): Support compare and branch
3596 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3597 and 'W' constraints.
3598 (s390_secondary_reload): Add secondary reloads for unaligned
3599 symbol refs or symbol refs to floating point or QI/TI mode
3601 (legitimate_address_p): Accept symbol references as addresses.
3602 (s390_expand_insv): Use rotate and insert selected bits
3603 instruction for insv when building for z10.
3604 (print_operand_address): Handle symbol ref addresses.
3605 (print_operand): Output modifier 'c' added for signed byte values.
3606 (s390_encode_section_info): Mark symbol refs with
3607 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3609 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3610 (length attribute): RRF, RRR have 4 byte length.
3611 (FPALL, INTALL): New mode iterators added.
3612 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3613 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3614 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3615 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3616 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3617 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3618 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3619 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3621 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3622 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3623 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3624 reload<INTALL:mode><P:mode>_toreg_z10,
3625 reload<FPALL:mode><P:mode>_tomem_z10,
3626 reload<FPALL:mode><P:mode>_toreg_z10,
3627 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3628 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3629 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3630 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3632 (movmem, clrmem, cmpmem): New splitters added.
3634 * config/s390/predicates.md (larl_operand): Use
3635 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3636 SYMBOL_REF_ALIGN1_P.
3637 (s390_signed_integer_comparison,
3638 s390_unsigned_integer_comparison): New predicates.
3640 * config/s390/s390-protos.h (s390_check_symref_alignment,
3641 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3642 s390_reload_symref_address,
3643 s390_compare_and_branch_condition_mask): Prototypes added.
3645 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3646 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3647 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3649 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3651 * config/s390/s390.c (z10_cost): New cost function for z10.
3652 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3653 (s390_issue_rate): Adjust issue rate for z10.
3654 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3655 (processor_flags): Add PF_Z10.
3656 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3657 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3658 * gcc/config.gcc: Add z10.
3660 2008-05-28 Richard Guenther <rguenther@suse.de>
3662 PR tree-optimization/36291
3663 * tree-flow. h (struct gimple_df): Remove var_anns member.
3664 * tree-flow-inline.h (gimple_var_anns): Remove.
3665 (var_ann): Simplify.
3666 * tree-dfa.c (create_var_ann): Simplify.
3667 (remove_referenced_var): Clear alias info from var_anns of globals.
3668 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3669 (delete_tree_ssa): Clear alias info from var_anns of globals.
3670 Do not free var_anns.
3671 (var_ann_eq): Remove.
3672 (var_ann_hash): Likewise.
3674 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3676 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3677 and loongson2f entries.
3678 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3679 * config/mips/mips.h (processor_type): Add Loongson-2E
3680 and Loongson-2F entries.
3681 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3682 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3683 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3684 * doc/invoke.texi (MIPS Options): Document loongson2e
3685 and loongson2f processor names.
3687 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3691 * config/i386/i386.c (ix86_function_arg_boundary): Use
3692 alignment of canonical type.
3693 (ix86_expand_vector_move): Check unaligned memory access for
3696 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3698 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3699 Moved to the front of file.
3701 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3702 H.J. Lu <hongjiu.lu@intel.com>
3704 * dwarf2out.c (current_fde): New.
3706 (lookup_cfa:): Likewise.
3707 (dwarf2out_end_epilogue): Likewise.
3708 (dwarf2out_note_section_used): Likewise.
3710 2008-05-27 Michael Matz <matz@suse.de>
3713 * c.opt (Wenum-compare): New warning option.
3714 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3716 2008-05-27 Michael Matz <matz@suse.de>
3719 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3721 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3722 into memory as tail calls.
3724 2008-05-27 Richard Guenther <rguenther@suse.de>
3726 PR tree-optimization/36339
3727 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3728 pointers cause all addressable variables to be call clobbered.
3730 2008-05-27 Richard Guenther <rguenther@suse.de>
3732 PR tree-optimization/36245
3733 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3735 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3737 * config/s390/s390.md: Replace all occurences of the 'm'
3738 constraint with 'RT'.
3740 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3742 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3744 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3746 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3747 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3748 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3750 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3752 * reload.c: (find_reloads): Skip alternatives according to the
3753 "enabled" attribute. Constify the constraint variable.
3754 * recog.c (get_attr_enabled): Add default implementation.
3755 (extract_insn): Set the alternative_enabled_p array
3756 in the recog_data struct.
3757 (preprocess_constraints, constrain_operands): Skip
3758 alternatives according to the "enabled" attribute
3759 * recog.h (struct recog_data): New field alternative_enabled_p.
3760 (skip_alternative): New inline function.
3761 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3762 (record_reg_classes): Skip alternative according to the
3763 "enabled" attribute.
3765 * doc/md.texi: Add documention for the "enabled" attribute.
3767 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3769 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3770 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3771 constraint with TARGET_MEM_CONSTRAINT.
3772 * recog.c (asm_operand_ok, preprocess_constraints,
3773 constrain_operands): Likewise.
3774 * regclass.c (record_reg_classes): Likewise.
3775 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3776 * reload1.c (maybe_fix_stack_asms): Likewise.
3777 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3778 * recog.h: Adjust comment.
3779 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3780 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3781 * doc/md.texi: Add a note to description of 'm' constraint.
3782 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3784 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3786 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3787 that the bitfield is of integral type before testing its precision.
3789 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3790 Sa Liu <saliu@de.ibm.com>
3792 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3793 __modti3, __udivti3, __umodti3 and __udivmodti4.
3794 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3795 that implement TImode mul and div functions.
3796 * config/spu/multi3.c: New. Implement __multi3.
3797 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3798 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3801 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3803 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3804 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3805 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3806 tls_sysv_suffix): New mode and mode attribute iterators.
3807 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3808 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3809 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3810 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3811 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3814 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3816 PR tree-optimization/36329
3817 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3818 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3819 * cgraphbuild.c (initialize_inline_failed): Use the latter
3820 macro in lieu of the former.
3821 * ipa-inline.c (cgraph_mark_inline): Likewise.
3822 (cgraph_decide_inlining_of_small_function): Likewise.
3823 (cgraph_decide_inlining): Likewise.
3824 (cgraph_decide_inlining_incrementally): Likewise.
3826 2008-05-26 Tristan Gingold <gingold@adacore.com>
3827 Anatoly Sokolov <aesok@post.ru>
3829 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3830 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3831 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3832 optimization for 'avr6' architecture.
3834 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3837 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3839 2008-05-26 Richard Guenther <rguenther@suse.de>
3841 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3842 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3844 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3847 * caller-save.c (insert_restore): Verify alignment of spill space.
3848 (insert_save): Likewise.
3849 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3850 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3851 (STACK_SLOT_ALIGNMENT): Likewise.
3852 * function.c (LOCAL_ALIGNMENT): Removed.
3853 (get_stack_local_alignment): New.
3854 (assign_stack_local): Use it. Set alignment on stack slot.
3855 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3856 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3857 (STACK_SLOT_ALIGNMENT): New.
3858 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3859 stack slot in XFmode.
3861 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3863 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3866 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3867 argument operand in rax isn't removed.
3869 2008-05-26 Richard Guenther <rguenther@suse.de>
3872 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3873 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3875 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3878 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3880 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3882 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3883 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3885 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3887 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3888 build a trampoline if we don't want one.
3889 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3890 return zero for nested functions if we don't want a trampoline.
3892 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3894 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3896 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3899 * c.opt: Removed undocumented option '-lang-fortran'.
3900 * c-common.h: Removed global variable 'lang_fortran'.
3901 * c-opts.c (c_common_handle_option): Removed code to handle
3902 option '-lang-fortran'. Updated includes.
3903 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3904 definition of '__GFORTRAN__'.
3905 (define__GNUC__): Reimplemented to use BASEVER and
3906 cpp_define_formatted.
3907 (builtin_define_with_value_n): Removed.
3908 * c-incpath.h: Renamed to ...
3909 * incpath.h: ... this.
3910 * c-incpath.c: Renamed to ...
3911 * incpath.c: ... this. Updated includes.
3912 * fix-header.c: Updated includes.
3913 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3914 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3915 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3917 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3919 * tree.h: Update the table of flags used on tree nodes.
3920 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3921 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3922 (FORCED_LABEL): Add access check.
3923 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3924 (ASM_INPUT_P): Likewise.
3925 (ASM_VOLATILE_P): Likewise.
3926 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3927 (OMP_SECTION_LAST): Access private_flag directly.
3928 (OMP_RETURN_NOWAIT): Likewise.
3929 (OMP_PARALLEL_COMBINED): Likewise.
3930 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3931 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3932 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3933 deprecated_flag directly.
3935 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3937 * final.c (frame_pointer_needed): Removed.
3938 * flags.h (frame_pointer_needed): Likewise.
3940 * function.h (rtl_data): Add frame_pointer_needed.
3941 (frame_pointer_needed): New.
3943 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3945 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3947 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3949 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3952 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3954 * c-common.c (strip_array_types): Move function to..
3956 (get_inner_array_type): Delete.
3957 * c-common.h (strip_array_types): Move declaration to..
3959 (get_inner_array_type): Delete.
3960 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3961 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3962 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3963 * config/pa/pa.c (emit_move_sequence): Likewise.
3965 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3967 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3970 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3972 * function.c: Include target hook for nonlocal_goto frame value.
3974 2008-05-24 Richard Guenther <rguenther@suse.de>
3976 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3977 variable can be only accessed through a pointer or a union.
3979 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3981 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3982 * doc/extend.texi: Likewise.
3984 2008-05-23 DJ Delorie <dj@redhat.com>
3986 * config/m32c/jump.md (untyped_call): Add.
3988 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3990 (m32c_address_cost): Detail costs for indirect offsets.
3992 2008-05-23 Rafael Espindola <espindola@google.com>
3994 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3995 if a node is a SUBREG.
3996 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3999 2008-05-23 Paul Brook <paul@codesourcery.com>
4000 Carlos O'Donell <carlos@codesourcery.com>
4002 * doc/extend.texi: Clarify use of __attribute__((naked)).
4003 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4004 * target.h (gcc_target): Add allocate_stack_slots_for_args.
4005 * function.c (use_register_for_decl): Use
4006 targetm.calls.allocate_stack_slots_for_args.
4007 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
4008 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
4009 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
4011 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
4013 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
4015 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
4017 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
4018 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
4019 is only rounded once.
4021 2008-05-23 Richard Guenther <rguenther@suse.de>
4023 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
4025 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
4026 Jakub Jelinek <jakub@redhat.com>
4029 * configure.ac: Handle --enable-cld.
4030 * configure: Regenerated.
4031 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
4032 * config/i386/i386.h (struct machine_function): Add needs_cld field.
4033 (ix86_current_function_needs_cld): New define.
4034 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
4035 (cld): New isns pattern.
4036 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
4037 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
4038 * config/i386/i386.opt (mcld): New option.
4039 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
4040 TARGET_CLD and ix86_current_function_needs_cld.
4041 (override_options): Use -mcld by default for 32-bit code if
4044 * doc/install.texi (Options specification): Document --enable-cld.
4045 * doc/invoke.texi (Machine Dependent Options)
4046 [i386 and x86-64 Options]: Add -mcld option.
4047 (Intel 386 and AMD x86-64 Options): Document -mcld option.
4049 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
4050 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
4051 (return_in_memory_64): Likewise.
4052 (return_in_memory_ms_64): Likewise.
4054 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4056 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
4057 * builtins.c (fold_builtin_fpclassify): New.
4058 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
4059 * builtins.def (BUILT_IN_FPCLASSIFY): New.
4060 * c-common.c (handle_type_generic_attribute): Adjust to accept
4061 fixed arguments before an elipsis.
4062 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
4063 * doc/extend.texi: Document __builtin_fpclassify.
4065 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
4067 * omp-low.c (gate_expand_omp_ssa): Remove.
4068 (pass_expand_omp_ssa): Remove.
4069 (gate_expand_omp): Do not check for flag_openmp_ssa.
4070 * common.opt (-fopenmp-ssa): Remove.
4071 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
4073 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
4075 * config/sh/sh.opt (mfixed-range): New option.
4076 * config/sh/sh-protos.h (sh_fix_range): Declare.
4077 * config/sh/sh.c (sh_fix_range): New function.
4078 * config/sh/sh.h (sh_fixed_range_str): Declare.
4079 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
4081 * doc/invoke.texi (SH Options): Document -mfixed-range.
4083 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
4085 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
4086 it before the redeclaration.
4088 2008-05-22 Anatoly Sokolov <aesok@post.ru>
4090 * config/avr/avr.c (get_sequence_length): Add new function.
4091 (expand_prologue, expand_epilogue): Remove duplicate code.
4093 2008-05-22 Rafael Espindola <espindola@google.com>
4095 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
4098 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
4100 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
4101 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
4103 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
4104 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
4105 (vect_update_misalignment_for_peel): Likewise.
4106 (vector_alignment_reachable_p): Likewise.
4107 * tree-vect-transform.c (vectorizable_load): Likewise.
4108 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
4109 (get_vectype_for_scalar_type): Pass mode of scalar_type
4110 to UNITS_PER_SIMD_WORD.
4112 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
4113 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
4114 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
4115 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
4116 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
4118 2008-05-22 Ira Rosen <irar@il.ibm.com>
4120 PR tree-optimization/36293
4121 * tree-vect-transform.c (vect_transform_strided_load): Don't check
4122 if the first load must be skipped because of a gap.
4124 2008-05-22 Richard Guenther <rguenther@suse.de>
4126 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
4127 more cases of offset disambiguation that is possible if
4128 strict-aliasing rules apply.
4129 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
4130 for basic offset and type-based disambiguation.
4132 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4134 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
4135 ix86_expand_vector_set on V16QImode for SSE4.1.
4137 2008-05-21 Tom Tromey <tromey@redhat.com>
4139 * c.opt (Wimport): Mark as undocumented.
4140 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
4142 (Warning Options): Likewise.
4143 * doc/cppopts.texi: Don't mention -Wimport.
4145 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
4147 PR tree-optimization/36287
4148 PR tree-optimization/36286
4149 * lambda-code.c (build_access_matrix): Do not use the loop->num
4150 for computing the number of induction variables: use the loop depth
4153 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
4156 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
4157 option -f(no-)leading-underscore.
4159 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4161 * config/i386/i386.c (ix86_expand_vector_init_general): Use
4162 GET_MODE_NUNITS (mode).
4164 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
4166 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
4167 (-mmulhw): Add 464 to description.
4168 (-mdlmzb): Likewise.
4169 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
4170 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
4172 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
4173 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
4174 * config/rs6000/rs6000.md: Update comments for 464.
4176 2008-05-21 Janis Johnson <janis187@us.ibm.com>
4178 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
4180 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4182 * config/i386/sse.md (vec_extractv4sf): Removed.
4183 (vec_extractv2df): Likewise.
4184 (vec_extractv2di): Likewise.
4185 (vec_extractv4si): Likewise.
4186 (vec_extractv8hi): Likewise.
4187 (vec_extractv16qi): Likewise.
4188 (vec_extract<mode>): New.
4190 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4192 * config/i386/sse.md (vec_setv4sf): Removed.
4193 (vec_setv2df): Likewise.
4194 (vec_setv2di): Likewise.
4195 (vec_setv4si): Likewise.
4196 (vec_setv8hi): Likewise.
4197 (vec_setv16qi): Likewise.
4198 (vec_set<mode>): New.
4200 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4202 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
4203 goto for vec_concat and vec_interleave.
4205 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
4207 * config/i386/sse.md (vec_initv4sf): Removed.
4208 (vec_initv2df): Likewise.
4209 (vec_initv2di): Likewise.
4210 (vec_initv4si): Likewise.
4211 (vec_initv8hi): Likewise.
4212 (vec_initv16qi): Likewise.
4213 (vec_init<mode>): New.
4215 2008-05-21 Joseph Myers <joseph@codesourcery.com>
4217 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
4219 2008-05-21 Tom Tromey <tromey@redhat.com>
4221 * ggc-zone.c (lookup_page_table_if_allocated): New function.
4222 (zone_find_object_offset): Likewise.
4223 (gt_ggc_m_S): Likewise.
4224 (highest_bit): Likewise.
4225 * ggc-page.c (gt_ggc_m_S): New function.
4226 * stringpool.c (string_stack): Remove.
4227 (init_stringpool): Update.
4228 (ggc_alloc_string): Use ggc_alloc.
4229 (maybe_delete_ident): New function.
4230 (ggc_purge_stringpool): Likewise.
4231 (gt_ggc_m_S): Remove.
4232 * ggc-common.c (ggc_protect_identifiers): New global.
4233 (ggc_mark_roots): Call ggc_purge_stringpool. Use
4234 ggc_protect_identifiers.
4235 * ggc.h (ggc_protect_identifiers): Declare.
4236 (gt_ggc_m_S): Update.
4237 (ggc_purge_stringpool): Declare.
4238 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
4239 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
4241 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4243 2008-05-21 David S. Miller <davem@davemloft.net>
4245 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4248 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4250 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4253 2008-05-20 David Daney <ddaney@avtrex.com>
4255 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4256 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4257 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4258 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4259 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4260 (atomic_hiqi_op): New define_code_iterator.
4261 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4262 mips_expand_compare_and_swap_12.
4263 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4264 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4265 (sync_<optab><mode>, sync_old_<optab><mode>,
4266 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4267 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
4268 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
4269 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
4270 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
4271 (test_and_set_12): New insn.
4272 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
4273 sync_new_<optab><mode>, sync_old_nand<mode>,
4274 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
4275 clobber to operand 0 for SI and DI mode insns.
4276 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
4277 mips_gen_fn_4): New typedefs.
4278 (mips_gen_fn_ptrs): Define new union type.
4279 (mips_expand_compare_and_swap_12): Remove declaration.
4280 (mips_expand_atomic_qihi): Declare function.
4281 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
4282 (mips_expand_atomic_qihi): ... this. Use new generator function
4284 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
4285 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
4286 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
4287 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
4288 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
4289 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
4290 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
4291 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
4292 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
4293 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
4296 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
4298 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
4301 2008-05-20 Anatoly Sokolov <aesok@post.ru>
4303 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
4304 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
4305 (avr_attribute_table): Add 'OS_main' function attribute.
4306 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
4307 functions with 'OS_main' attribute.
4309 2008-05-20 Richard Guenther <rguenther@suse.de>
4311 PR tree-optimization/35204
4312 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
4313 helper, split out from ...
4314 (DFS): ... here. Make the DFS walk non-recursive.
4316 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4317 Jan Sjodin <jan.sjodin@amd.com>
4319 PR tree-optimization/36181
4320 * tree-parloops.c (loop_has_vector_phi_nodes): New.
4321 (parallelize_loops): Don't parallelize when the loop has vector
4324 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4325 Sebastian Pop <sebastian.pop@amd.com>
4327 * tree-loop-linear.c (gather_interchange_stats): Look in the access
4328 matrix, and never look at the tree representation of the memory
4330 (linear_transform_loops): Computes parameters and access matrices.
4331 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
4333 (access_matrix_get_index_for_parameter): New.
4334 * tree-data-ref.h (struct access_matrix): New.
4335 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
4336 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
4337 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
4338 am_vector_index_for_loop): New.
4339 (struct data_reference): Add field access_matrix.
4340 (DR_ACCESS_MATRIX): New.
4341 (compute_data_dependences_for_loop): Update declaration.
4342 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
4343 * lambda.h (lambda_vector_vec_p): Declared.
4344 * lambda-code.c: Depend on pointer-set.h.
4345 (lambda_collect_parameters_from_af, lambda_collect_parameters,
4346 av_for_af_base, av_for_af, build_access_matrix,
4347 lambda_compute_access_matrices): New.
4348 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
4350 2008-05-20 Joseph Myers <joseph@codesourcery.com>
4352 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
4355 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4356 Sebastian Pop <sebastian.pop@amd.com>
4358 PR tree-optimization/36206
4359 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
4361 (instantiate_scev_1): Rename flags to fold_conversions.
4362 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
4363 outeside instantiation_loop.
4364 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
4365 (evolution_function_is_affine_or_constant_p): Removed.
4366 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
4368 (analyze_siv_subscript): Pass in the loop nest number.
4369 Call evolution_function_is_affine_in_loop instead of
4370 evolution_function_is_affine_p.
4371 (analyze_overlapping_iterations): Pass in the loop nest number.
4373 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4374 Sebastian Pop <sebastian.pop@amd.com>
4376 PR tree-optimization/36206
4377 * tree-chrec.h (chrec_fold_op): New.
4378 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4381 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4383 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4385 (remove_duplicates): Do not set inode on non-inode systems.
4388 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4390 * config.gcc (tm_file): Update comments about relative pathnames.
4392 2008-05-20 Richard Guenther <rguenther@suse.de>
4394 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4395 * tree-ssa-sccvn.c (process_scc): Likewise.
4396 * tree-ssa-sink.c (execute_sink_code): Likewise.
4397 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4398 * tree-vrp.c (process_assert_insertions): Likewise.
4399 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4400 (perform_tree_ssa_dce): Likewise.
4401 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4402 (dump_dominator_optimization_stats): Likewise.
4403 * tree-vectorizer.c (vectorize_loops): Likewise.
4405 2008-05-20 Richard Guenther <rguenther@suse.de>
4407 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4409 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4411 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4412 (ix86_i386elf_return_in_memory): Likewise.
4413 (ix86_i386interix_return_in_memory): Likewise.
4414 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4415 (SUBTARGET_RETURN_IN_MEMORY): New.
4416 * config/i386/i386elf.h: Likewise.
4417 * config/i386/ptx4-i.h: Likewise.
4418 * config/i386/sol2-10.h: Likewise.
4419 * config/i386/sysv4.h: Likewise.
4420 * config/i386/vx-common.h: Likewise.
4421 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4422 * config/i386/i386.c (ix86_return_in_memory): Made static and
4423 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4424 (ix86_i386elf_return_in_memory): Removed.
4425 (ix86_i386interix_return_in_memory): Removed.
4426 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4427 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4429 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4431 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4433 2008-05-19 Xinliang David Li <davidxl@google.com>
4435 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4437 * common.opt: Ditto.
4438 * doc/invoke.texi: Ditto.
4440 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4442 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4443 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4445 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4447 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4448 sizes of operand array from 8/4 to 4/2.
4449 (ix86_expand_vector_init_general): Change size of operand array
4450 from 32 to 16. Remove op0, op1 and half_mode.
4452 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4454 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4455 (ix86_expand_vector_init_interleave): Likewise.
4456 (ix86_expand_vector_init_general): Use them. Assert
4457 word_mode == SImode when n_words == 4.
4459 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4461 * config/i386/i386.c (ix86_secondary_reload): New static function.
4462 (TARGET_SECONDARY_RELOAD): New define.
4463 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4464 * config/i386/i386.md (reload_outqi): Remove.
4466 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4469 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4470 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4471 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4472 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4473 (fold_builtin_1): Likewise.
4474 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4475 c-common.c (check_builtin_function_arguments): Handle
4476 BUILT_IN_ISINF_SIGN.
4477 * doc/extend.texi: Document __builtin_isinf_sign.
4478 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4480 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4482 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4483 EH cleanup at the end of the pass, search for those that have been
4484 turned into forwarder blocks and do the cleanup on their successor.
4486 2008-05-18 Richard Guenther <rguenther@suse.de>
4488 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4489 pointers to sizetype and vice versa.
4491 2008-05-18 Xinliang David Li <davidxl@google.com>
4493 * gcc/tree-ssa-dce.c: Coding style fix.
4494 (check_pow): Documentation comment.
4495 (check_log): Documenation comment. Coding style fix.
4496 (is_unnecessary_except_errno_call): Ditto.
4497 (gen_conditions_for_pow): Ditto.
4498 (gen_conditions_for_log): Ditto.
4499 (gen_shrink_wrap_conditions): Ditto.
4500 (shrink_wrap_one_built_in_calls): Ditto.
4501 * gcc/doc/invoke.texi: Better documentation string.
4502 * ChangeLog: Fix wrong change log entries from
4503 May 17 checkin on function call DCE.
4505 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4507 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4509 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4511 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4512 * df-problems.c (simulation routines): Fixed block comment to
4513 properly say how to add forwards scanning functions.
4515 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4517 * tree-inline.c (setup_one_parameter): Remove dead code.
4519 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4521 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4522 a BIT_AND_EXPR only for an INTEGER_TYPE.
4524 2008-05-17 Xinliang David Li <davidxl@google.com>
4526 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4527 (check_pow, check_log, is_unnecessary_except_errno_call): New
4528 functions to check for eliminating math functions that are pure
4529 except for setting errno.
4530 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4531 general condition expressions for shrink-wrapping pow/log calls.
4532 (gen_shrink_wrap_conditions): Ditto.
4533 (shrink_wrap_one_built_in_call): Ditto.
4534 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4535 (mark_operand_necessary): If debugging, output if OP is necessary.
4536 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4538 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4540 * gcc/common.opt: New user flag -ftree-builtin-dce.
4541 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4543 2008-05-16 David S. Miller <davem@davemloft.net>
4545 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4546 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4548 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
4551 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
4553 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4555 * ifcvt.c (dead_or_predicable): Rename
4556 df_simulate_one_insn_backwards to df_simulate_one_insn.
4557 * recog.c (peephole2_optimize): Ditto.
4558 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
4560 * df.h: Rename df_simulate_one_insn_backwards to
4561 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
4562 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
4563 scanning of defs and uses.
4564 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
4565 (df_simulate_one_insn_forwards): Removed.
4567 2008-05-16 Doug Kwan <dougkwan@google.com>
4569 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
4571 (real_from_string): Handle NaNs and Inf as approriate.
4573 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4575 * doc/gty.texi (Source Files Containing Type Information): Note
4576 that headers should appear first in the gtfiles list.
4578 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4580 * tree.def (COND_EXEC): Properly documented this code.
4582 2008-05-16 Diego Novillo <dnovillo@google.com>
4584 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4585 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4588 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4590 * tree-ssa-dse (max_stmt_uid): Removed.
4591 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4592 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4593 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4594 * function.h (cfun.last_stmt_uid): New field.
4595 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4596 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4598 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4599 (create_stmt_ann): Initialize the ann->uid field.
4600 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4602 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4604 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4606 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4607 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4608 (init_empty_tree_cfg): Call it.
4610 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4612 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4615 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4617 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4618 * tree-dump.c (dump_options): New verbose option.
4619 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4621 * tree-pass.h (TDF_VERBOSE): New dump flag.
4622 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4623 (tree-flow.h): Added include.
4624 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4626 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4628 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4630 From Jie Zhang <jie.zhang@analog.com>
4631 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4632 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4633 mcpu=bf561-none and mcpu=bf561-0.2.
4634 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4635 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4636 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4637 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4638 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4639 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4640 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4642 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4643 (cputype_selected): Remove.
4644 (bfin_handle_option): Don't use cputype_selected.
4645 (override_options): When no mcpu option, enable all workarounds.
4646 Don't use bfin_workarounds.
4647 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4649 (DEFAULT_CPU_TYPE): Don't define.
4651 2008-05-16 Richard Guenther <rguenther@suse.de>
4653 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4654 on deletion of the last stmt.
4656 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4658 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4659 V8HImode for SSE2 and V16QImode for SSE4.1.
4661 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4663 * cgraph.h (compute_inline_parameters): Made public.
4664 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4665 variable_generate_summary, function_write_summary,
4666 variable_write_summary, variable_read_summary. Added generate_summary,
4667 write_summary, read_summary.
4668 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4669 pass_ipa_inline.function_generate_summary, to
4670 compute_inline_parameters.
4671 * ipa-inline.c (compute_inline_parameters): Made public and added
4673 (compute_inline_parameters_for_current): New function.
4674 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4675 (inline_generate_summary): Removed parameter and made to loop over
4677 (pass_ipa_inline): Updated for new IPA_PASS structure.
4678 * passes.c (execute_ipa_summary_passes): Now is called once per
4679 pass rather than once per node*pass.
4681 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4683 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4684 avr_have_mul_p, avr_asm_only_p): Remove variables.
4685 (avr_override_options): Remove initialization of removed variables.
4686 (avr_file_start): Convert removed variables to fields of
4687 'struct base_arch_s *avr_current_arch'.
4688 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4689 (AVR_HAVE_MUL): (Ditto.).
4690 (AVR_HAVE_MOVW): (Ditto.).
4691 (AVR_HAVE_LPMX): (Ditto.).
4692 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4693 avr_asm_only_p): Remove declaration.
4695 2008-05-15 Diego Novillo <dnovillo@google.com>
4697 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4698 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4700 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4703 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4704 Don't call record_truncated_value from here.
4705 (record_truncated_value): Turn it into a for_each_rtx callback.
4706 (record_truncated_values): New function.
4707 (combine_instructions): Call note_uses with record_truncated_values.
4708 Change name of check_conversion to check_promoted_subreg.
4710 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4712 * doc/sourcebuild.texi: Document support for torture tests.
4714 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4716 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4717 to alternative 4 of operand 2.
4719 2008-05-15 Richard Guenther <rguenther@suse.de>
4721 * tree-pass.h (current_pass): Declare.
4722 (get_pass_for_id): Likewise.
4723 * passes.c (passes_by_id, passes_by_id_size): New globals.
4724 (set_pass_for_id): New function.
4725 (get_pass_for_id): Likewise.
4726 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4727 (execute_function_todo): Flush per function statistics.
4728 * toplev.c (compile_file): Init statistics.
4729 (general_init): Do early statistics initialization.
4730 (finalize): Finish statistics.
4731 * statistics.h (statistics_early_init): Declare.
4732 (statistics_init): Likewise.
4733 (statistics_fini): Likewise.
4734 (statistics_fini_pass): Likewise.
4735 (statistics_counter_event): Likewise.
4736 (statistics_histogram_event): Likewise.
4737 * statistics.c: New file.
4738 * Makefile.in (OBJS-common): Add statistics.o.
4739 (statistics.o): Add dependencies.
4740 * doc/invoke.texi (-fdump-statistics): Document.
4742 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4744 (execute_pre): Use statistics_counter_event.
4745 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4746 (substitute_and_fold): Increment it. Use statistics_counter_event.
4748 2008-05-15 Diego Novillo <dnovillo@google.com>
4750 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4752 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4753 * tree-ssa-alias.c (new_type_alias): Remove references to
4754 sub-variables from comment.
4755 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4757 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4759 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4760 attribute to 1 only for insertps alternative.
4762 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4764 * config/bfin/bfin.md (loadbytes): New pattern.
4765 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4766 (bfin_init_builtins): Initialize it.
4767 (bdesc_1arg): Add it.
4769 2008-05-15 Sa Liu <saliu@de.ibm.com>
4771 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4772 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4773 * testsuite/lib/target-supports.exp: Add
4774 check_effective_target_fortran_integer_16.
4776 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4778 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4779 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4780 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4781 (TARGET_RETURN_IN_MEMORY): Define.
4783 2008-05-15 Richard Guenther <rguenther@suse.de>
4786 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4787 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4788 represent unmodifiable vars.
4790 2008-05-15 Richard Guenther <rguenther@suse.de>
4792 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4793 INDIRECT_REF and TARGET_MEM_REF.
4794 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4797 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4798 H.J. Lu <hongjiu.lu@intel.com>
4800 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4801 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4802 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4803 insn alternatives. Add missing alternatives.
4804 (*vec_concatv2di_rex64_sse4_1): Likewise.
4805 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4806 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4809 2008-05-15 Richard Guenther <rguenther@suse.de>
4811 PR tree-optimization/36009
4812 PR tree-optimization/36204
4813 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4814 (determine_invariantness_stmt): Record the loop a store is
4816 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4819 2008-05-15 Richard Guenther <rguenther@suse.de>
4821 PR tree-optimization/34330
4822 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4823 through the pointer will alias the SMT.
4825 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4827 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4829 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4831 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4833 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4834 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4836 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4837 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4838 (vashl_optab): New optab for vector/vector shifts.
4839 (vashr_optab): Ditto.
4840 (vlshr_optab): Ditto.
4841 (vrotl_optab): Ditto.
4842 (vrotr_optab): Ditto.
4843 (optab_subtype): New enum for optab_for_tree_code call.
4844 (optab_for_tree_code): Add enum optab_subtype argument.
4846 * optabs.c (optab_for_tree_code): Take an additional argument to
4847 distinguish between a vector shift by a scalar and vector shift by
4848 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4849 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4850 vector shift by a vector.
4851 (expand_widen_pattern_expr): Pass additional argument to
4852 optab_for_tree_code.
4854 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4855 vrotl_optab, vrotr_optab.
4857 * expr.c (expand_expr_real_1): Update calls to
4858 optab_for_tree_code to distinguish between vector shifted by a
4859 scalar and vector shifted by a vector.
4860 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4861 (supportable_narrowing_operation): Ditto.
4862 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4863 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4864 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4865 (vect_create_epilog_for_reduction): Ditto.
4866 (vectorizable_reduction): Ditto.
4867 (vectorizable_operation): Ditto.
4868 (vect_strided_store_supported): Ditto.
4869 (vect_strided_load_supported): Ditto.
4870 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4871 * expmed.c (expand_shift): Ditto.
4873 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4875 (ashr@var{m}3): Ditto.
4876 (vashl@var{m}3): Document new vector/vector shift standard name.
4877 (vashr@var{m}3): Ditto.
4878 (vlshr@var{m}3): Ditto.
4879 (vrotl@var{m}3): Ditto.
4880 (vrotr@var{m}3): Ditto.
4882 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4883 (PPERM_INVERT): Ditto.
4884 (PPERM_REVERSE): Ditto.
4885 (PPERM_REV_INV): Ditto.
4886 (PPERM_ZERO): Ditto.
4887 (PPERM_ONES): Ditto.
4888 (PPERM_SIGN): Ditto.
4889 (PPERM_INV_SIGN): Ditto.
4890 (PPERM_SRC1): Ditto.
4891 (PPERM_SRC2): Ditto.
4893 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4894 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4895 allows a memory operand to be the value being added, and split it
4896 to improve vectorization.
4897 (sse5_pmacsdqh_mem): Ditto.
4898 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4899 (sse5_mulv2div2di3_high): Ditto.
4900 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4901 (vec_pack_trunc_v4si): Ditto.
4902 (vec_pack_trunc_v2di): Ditto.
4903 (sse5_pcmov_<mode>): Remove code that tried to use use
4904 andps/andnps instead of pcmov.
4905 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4906 pmacsdqh instructions.
4907 (vec_widen_smult_lo_v4si): Ditto.
4909 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4910 (PPERM_INVERT): Ditto.
4911 (PPERM_REVERSE): Ditto.
4912 (PPERM_REV_INV): Ditto.
4913 (PPERM_ZERO): Ditto.
4914 (PPERM_ONES): Ditto.
4915 (PPERM_SIGN): Ditto.
4916 (PPERM_INV_SIGN): Ditto.
4917 (PPERM_SRC1): Ditto.
4918 (PPERM_SRC2): Ditto.
4919 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4921 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4923 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4924 says ignore whether the last reference is a memory operand.
4926 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4927 Paolo Bonzini <bonzini at gnu dot org>
4929 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4932 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4933 (vlshr<mode>3): Rename from vlshr<mode>3.
4934 (vashr<mode>3): Rename from vashr<mode>3.
4935 (mulv4sf3): Change the names of vector shift patterns.
4939 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4942 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4967 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4968 (floatunssidf2_internal): Change vector/vector shift names.
4969 (floatunsdidf2_internal): Ditto.
4976 (vashl<mode>3): Rename from ashl<mode>3.
4977 (vashr<mode>3): Rename from ashr<mode>3.
4978 (vlshr<mode>3): Rename from lshr<mode>3.
4979 (vrotl<mode>3): Rename from rotl<mode>3.
4981 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4984 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4985 multiply gives the wrong value when doing widening multiplies.
4986 (vec_widen_smult_lo_v4si): Ditto.
4988 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4990 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4991 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4992 emit_library_call_value.
4993 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4994 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4995 * calls.c (initialize_argument_information, precompute_arguments,
4996 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4997 (precompute_arguments): Removed flags parameter.
4998 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
5000 2008-05-14 Richard Guenther <rguenther@suse.de>
5002 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
5003 Make sure to register the store if the use is a PHI_NODE.
5005 2008-05-14 Olivier Hainque <hainque@adacore.com>
5007 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
5008 memory if the component is to be referenced in BLKmode according
5009 to get_inner_reference.
5011 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
5013 * calls.c (emit_library_call_value_1): Restore code clearing
5014 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
5016 2008-05-14 Olivier Hainque <hainque@adacore.com>
5017 Nicolas Roche <roche@adacore.com>
5019 * configure.ac: Add support for a "gcc_subdir" variable in
5020 config-lang.in, to denote a subdirectory where the language/GCC
5021 integration files are to be found.
5022 * configure: Regenerate.
5024 2008-05-14 Ira Rosen <irar@il.ibm.com>
5026 PR tree-optimization/36098
5027 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
5028 value for the first load in the group in case of a gap.
5029 (vect_build_slp_tree): Check that there are no gaps in loads.
5031 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
5033 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
5034 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
5035 expand_copysign_bit, ): Change call to emit_no_conflict_block to
5036 emit_insn and remove unneeded code to construct extra args.
5037 (emit_no_conflict_block): Removed.
5038 * optabls.h: (emit_no_conflict_block): Removed.
5039 * cse.c (cse_extended_basic_block): Remove search for
5040 REG_NO_CONFLICT note.
5041 * global.c: Removed incorrect comment added in revision 117.
5042 * expr.c (convert_move): Change call to emit_no_conflict_block to
5044 * recog.c: Change comments so that they do not mention
5046 * local_alloc.c (combine_regs): Removed last parameter.
5047 (no_conflict_p): Removed.
5048 (block_alloc): Removed note, no_conflict_combined_regno and set
5049 local vars. Removed all code to process REG_NO_CONFLICT blocks.
5050 (combine_regs): Removed already_dead and code to look for
5051 REG_NO_CONFLICT notes.
5052 * lower_subreg (remove_retval_note): Removed code to look for
5053 REG_NO_CONFLICT block.
5054 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
5055 (resolve_clobber): Remove code to process libcalls that have
5056 REG_NO_CONFLICT notes.
5057 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
5059 * combine.c (can_combine_p, distribute_notes): Removed
5060 REG_NO_CONFLICT case.
5061 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
5063 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
5064 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
5066 * reg-notes.def (NO_CONFLICT): Removed.
5068 2008-05-14 David S. Miller <davem@davemloft.net>
5070 * config/sparc/sparc.c (sparc_profile_hook): If
5071 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
5072 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
5073 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
5075 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
5077 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
5079 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
5082 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
5083 and op1 expansion before vector concat to have less live pseudos.
5085 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
5087 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
5088 ix86_expand_vector_set if supported.
5090 2008-05-13 Diego Novillo <dnovillo@google.com>
5091 Kenneth Zadeck <zadeck@naturalbridge.com>
5093 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
5095 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
5096 phinodes_print_statistics, init_ssanames, fini_ssanames,
5097 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
5098 release_ssa_name, release_defs, replace_ssa_name_symbol,
5099 ssanames_print_statistics): Move ...
5100 * tree-flow.h: ... here.
5101 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
5102 Use FN instead of cfun.
5103 (make_ssa_name_fn): Rename from make_ssa_name.
5104 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
5105 * tree-flow-inline.h (make_ssa_name): Move from
5106 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
5107 * omp-low.c (expand_omp_parallel):
5108 * tree-flow-inline.h (redirect_edge_var_map_result):
5109 * tree-ssa.c (init_tree_ssa): Add argument FN.
5110 Use it instead of cfun. Update all users.
5112 2008-05-13 Tom Tromey <tromey@redhat.com>
5114 PR preprocessor/22168:
5115 * doc/cpp.texi (Top): Update menu.
5116 (Alternatives to Wrapper #ifndef): New node.
5117 (Other Directives): Document deprecation.
5118 (Obsolete Features): Remove menu.
5119 (Assertions): Merge node into Obsolete Features.
5120 (Obsolete once-only headers): Move earlier; rename to Alternatives
5122 * doc/cppopts.texi: Update.
5123 * c.opt (Wdeprecated): Enable for C and ObjC.
5124 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
5125 (C++ Dialect Options): Move -Wno-deprecated from here to...
5126 (Warning Options): ... here.
5128 2008-05-13 Richard Guenther <rguenther@suse.de>
5131 * fold-const.c (fold_sign_changed_comparison): Do not allow
5132 changes in pointer-ness.
5134 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
5137 * config/sh/sh.c (sh_expand_prologue): Don't clear
5138 RTX_FRAME_RELATED_P for push insns.
5140 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
5142 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
5144 2008-05-12 Anatoly Sokolov <aesok@post.ru>
5146 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
5147 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
5148 Use 'machine->is_leaf' instead of 'leaf_func_p'.
5150 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
5152 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
5153 (*vec_concatv4sf_sse): This.
5154 (*sse2_concatv2si): Renamed to ...
5155 (*vec_concatv2si_sse2): This.
5156 (*sse1_concatv2si): Renamed to ...
5157 (*vec_concatv2si_sse): This.
5158 (*vec_concatv2di_rex): Renamed to ...
5159 (*vec_concatv2di_rex64): This.
5160 (*vec_concatv2si_sse4_1): New.
5161 (*vec_concatv2di_rex64_sse4_1): Likewise.
5163 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
5165 PR rtl-optimization/36111
5166 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
5167 that was created for swappable operands.
5169 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
5172 * Makefile.in: Substitute GNATMAKE and GNATBIND.
5173 * configure.ac: Add call to ACX_PROG_GNAT.
5175 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
5177 * optc-gen.awk: Fix comment typo.
5179 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
5181 * pretty-print.c (pp_integer_with_precision): Use
5182 HOST_LONG_LONG_FORMAT.
5184 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
5186 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
5188 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
5190 * config/i386/i386.c (bdesc_ptest): Removed.
5191 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
5192 (bdesc_args): Add __builtin_ia32_ptestz128,
5193 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
5194 (ix86_init_mmx_sse_builtins): Updated.
5195 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
5196 (ix86_expand_builtin): Updated.
5198 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
5200 * tree-cfg.c (valid_fixed_convert_types_p): New function.
5201 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
5203 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
5205 * value-prof.c (interesting_stringop_to_profile): Do not
5206 return early for BUILT_IN_MEMPCPY.
5208 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
5210 * calls.c (expand_call): Don't use callgraph to increase
5211 preferred_stack_boundary.
5213 * cgraph.h (cgraph_rtl_info): Use unsigned on
5214 preferred_incoming_stack_boundary.
5216 * final.c (rest_of_clean_state): Use unsigned on
5217 preferred_stack_boundary.
5219 2008-05-09 Tom Tromey <tromey@redhat.com>
5221 PR preprocessor/22231:
5222 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
5225 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
5227 PR tree-optimization/36129
5228 * tree-ssa-ccp.c: Include value-prof.h.
5229 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
5230 built-in function was folded to a constant.
5231 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
5233 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
5234 Sebastian Pop <sebastian.pop@amd.com>
5236 * tree-scalar-evolution.c: Document instantiate_scev.
5237 (instantiate_parameters_1): Renamed instantiate_scev_1.
5238 Don't use the same loop for instantiation_loop and evolution_loop.
5239 (instantiate_scev): New.
5240 (instantiate_parameters): Moved...
5241 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5242 same loop twice. Maintains the semantics for this function.
5243 * tree-scalar-evolution.h (instantiate_scev): Declare.
5244 (instantiate_parameters): ...here. Now static inline.
5245 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5246 instead of resolve_mixers.
5248 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5250 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5252 2008-05-09 Tomas Bily <tbily@suse.cz>
5254 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5255 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5256 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5257 * c-common.c (c_common_truthvalue_conversion): Likewise.
5258 * tree-object-size.c (compute_object_offset): Likewise.
5259 * tree-inline.c (estimate_num_insns_1): Likewise.
5260 * varasm.c (const_hash_1, compare_constant, copy_constant)
5261 (compute_reloc_for_constant, output_addressed_constants)
5262 (initializer_constant_valid_p): Likewise.
5263 * c-omp.c (check_omp_for_incr_expr): Likewise.
5264 * gimplify.c (gimplify_expr): Likewise.
5265 * c-typeck.c (c_finish_return): Likewise.
5266 * tree-vectorizer.c (supportable_widening_operation)
5267 (supportable_narrowing_operation): Likewise.
5268 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
5269 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
5270 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5271 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
5272 (descr_info_loc): Likewise.
5273 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5274 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
5275 (fold_unary): Likewise.
5276 * builtins.c (get_pointer_alignment): Likewise.
5277 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
5278 (instantiate_parameters_1): Likewise.
5279 * tree.c (expr_align, stabilize_reference): Likewise.
5280 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
5281 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5282 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
5283 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5284 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
5285 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
5287 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
5288 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
5289 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5290 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
5291 (forward_propagate_comparison)
5292 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5293 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
5294 * emit-rtl.c (component_ref_for_mem_expr)
5295 (set_mem_attributes_minus_bitpos): Likewise.
5296 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5297 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
5299 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
5300 (build_function_call, pointer_diff, build_compound_expr)
5301 (c_finish_return): Likewise.
5302 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
5303 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
5305 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
5306 * expr.c (is_aligning_offset): Likewise.
5307 * tree-ssa-alias.c (is_escape_site): Likewise.
5308 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
5309 (check_all_va_list_escapes): Likewise.
5310 * tree-ssa-loop-ivopts.c (determine_base_object)
5311 (determine_common_wider_type): Likewise.
5312 * dojump.c (do_jump): Likewise.
5313 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
5314 * tree-gimple.c (is_gimple_cast): Likewise.
5315 * fold-const.c (decode_field_reference, )
5316 (fold_sign_changed_comparison, fold_unary, fold_comparison)
5317 (fold_binary): Likewise.
5318 * tree-ssa-alias-warnings.c (find_alias_site_helper)
5319 (already_warned_in_frontend_p): Likewise.
5320 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
5321 * tree.c (really_constant_p, get_unwidened): Likewise.
5322 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5323 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5324 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
5326 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
5328 (CONVERT_EXPR_P): Define.
5329 (CASE_CONVERT): Define.
5331 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5334 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
5335 (delete_unmarked_insns): When deleting a call, call
5336 delete_unreachable_blocks.
5337 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5338 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
5340 2008-05-08 Richard Guenther <rguenther@suse.de>
5342 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
5343 (-ftree-salias): Likewise.
5344 (salias-max-implicit-fields): Remove param documentation.
5345 (salias-max-array-elements): Likewise.
5346 * tree-pass.h (pass_create_structure_vars): Remove.
5347 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5348 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5349 * tree-ssa-alias.c (create_structure_vars): Remove.
5350 (gate_structure_vars): Likewise.
5351 (pass_create_structure_vars): Likewise.
5352 (gate_build_alias): Likewise.
5353 (pass_build_alias): Adjust to run always and dump the function.
5354 * common.opt (ftree-salias): Hide.
5355 * passes.c (init_optimization_passes): Remove
5356 pass_create_structure_vars, adjust comment.
5357 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5358 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5359 * opts.c (decode_options): Do not set flag_tree_salias.
5360 (common_handle_option): Add OPT_ftree_salias to the backward
5361 compatibility section.
5363 2008-05-08 Richard Guenther <rguenther@suse.de>
5365 * tree-flow-inline.h (var_can_have_subvars): Move ...
5366 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
5367 * tree-flow.h (var_can_have_subvars): Remove.
5368 (push_fields_onto_fieldstack): Remove.
5369 (sort_fieldstack): Likewise.
5370 (struct fieldoff): Move ...
5371 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
5372 alias_set and base_for_components fields.
5373 (sort_fieldstack): Make static.
5374 (push_fields_onto_fieldstack): Likewise. Remove code that
5375 handles anything but RECORD_TYPEs. Remove alias_set and
5376 base_for_components handling.
5377 (create_variable_info_for): Adjust.
5379 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5381 * common.opt (Wframe-larger-than=): Shorten the help message
5383 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5385 2008-05-08 Rafael Espindola <espindola@google.com>
5387 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5389 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5390 trap and that both operands are gimple values.
5391 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5392 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5395 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5397 * read-rtl.c (join_c_conditions): Return the first string if the
5398 two strings are equal.
5400 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5402 * gensupport.h (pred_data): Add a "num_codes" field.
5403 (add_predicate_code): Declare.
5404 * gensupport.c (add_predicate_code): New function.
5405 (std_pred_table): Add an "allows_const_p" field.
5406 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5407 Remove the (incomplete) list of such codes from the codes field.
5408 (init_predicate_table): Use add_predicate_code. Add all
5409 RTX_CONST_OBJs if allows_const_p is true.
5410 * genrecog.c (process_define_predicate): Use add_predicate_code.
5412 2008-05-08 David Daney <ddaney@avtrex.com>
5413 Richard Sandiford <rsandifo@nildram.co.uk>
5415 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5416 special case of constant zero operands.
5417 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5418 old and new values. Special case constant zero values.
5419 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5421 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5422 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5424 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5427 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5428 similar RTX_CONST_OBJ before CONST_INT.
5430 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5432 * stmt.c (expand_stack_restore): Change sa mode if needed.
5434 2008-05-08 Richard Guenther <rguenther@suse.de>
5436 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5437 return type to bool.
5438 (ix86_sol10_return_in_memory): Likewise.
5439 (ix86_i386elf_return_in_memory): Likewise.
5440 (ix86_i386interix_return_in_memory): Likewise.
5441 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5442 (ix86_sol10_return_in_memory): Likewise.
5443 (ix86_i386elf_return_in_memory): Likewise.
5444 (ix86_i386interix_return_in_memory): Likewise.
5446 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5449 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5451 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5452 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5455 2008-05-08 Richard Guenther <rguenther@suse.de>
5457 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5458 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5459 (DR_SUBVARS): Remove.
5460 * tree-dfa.c (dump_subvars_for): Remove.
5461 (debug_subvars_for): Likewise.
5462 (dump_variable): Do not dump subvars.
5463 (remove_referenced_var): Do not remove subvars.
5464 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5465 (lookup_subvars_for_var): Remove.
5466 (get_subvars_for_var): Likewise.
5467 (get_subvars_at): Likewise.
5468 (get_first_overlapping_subvar): Likewise.
5469 (overlap_subvar): Likewise.
5470 * tree-flow.h (subvar_t): Remove.
5471 (struct var_ann_d): Remove subvars field.
5472 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5473 argument. Remove special handling of SFTs.
5474 (compute_tag_properties): Likewise.
5475 (set_initial_properties): Likewise.
5476 (compute_call_clobbered): Likewise.
5477 (count_mem_refs): Likewise.
5478 (compute_memory_partitions): Likewise.
5479 (compute_flow_insensitive_aliasing): Likewise.
5480 (setup_pointers_and_addressables): Likewise.
5481 (new_type_alias): Likewise.
5482 (struct used_part): Remove.
5483 (used_portions): Likewise.
5484 (struct used_part_map): Likewise.
5485 (used_part_map_eq): Likewise.
5486 (used_part_map_hash): Likewise.
5487 (free_used_part_map): Likewise.
5488 (up_lookup): Likewise.
5489 (up_insert): Likewise.
5490 (get_or_create_used_part_for): Likewise.
5491 (create_sft): Likewise.
5492 (create_overlap_variables_for): Likewise.
5493 (find_used_portions): Likewise.
5494 (create_structure_vars): Likewise.
5495 * tree.def (STRUCT_FIELD_TAG): Remove.
5496 * tree.h (MTAG_P): Adjust.
5497 (struct tree_memory_tag): Remove base_for_components and
5498 unpartitionable flags.
5499 (struct tree_struct_field_tag): Remove.
5500 (SFT_PARENT_VAR): Likewise.
5501 (SFT_OFFSET): Likewise.
5502 (SFT_SIZE): Likewise.
5503 (SFT_NONADDRESSABLE_P): Likewise.
5504 (SFT_ALIAS_SET): Likewise.
5505 (SFT_UNPARTITIONABLE_P): Likewise.
5506 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5507 (union tree_node): Remove sft field.
5508 * alias.c (get_alias_set): Remove special handling of SFTs.
5509 * print-tree.c (print_node): Remove handling of SFTs.
5510 * tree-dump.c (dequeue_and_dump): Likewise.
5511 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5512 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5513 * tree-predcom.c (set_alias_info): Do not set subvars.
5514 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5515 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5516 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5517 (add_vars_for_offset): Remove.
5518 (add_virtual_operand): Remove special handling of SFTs.
5519 (add_call_clobber_ops): Likewise.
5520 (add_call_read_ops): Likewise.
5521 (get_asm_expr_operands): Likewise.
5522 (get_modify_stmt_operands): Likewise.
5523 (get_expr_operands): Likewise.
5524 (add_to_addressable_set): Likewise.
5525 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5526 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5527 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5528 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5529 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5530 (tree_node_structure): Likewise.
5531 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5533 (find_what_p_points_to): Likewise.
5535 2008-05-08 Sa Liu <saliu@de.ibm.com>
5537 * config/spu/spu.md: Fixed subti3 pattern.
5539 2008-05-08 Richard Guenther <rguenther@suse.de>
5542 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5543 sure to create a representative for trailing arrays for PTA.
5545 2008-05-08 Richard Guenther <rguenther@suse.de>
5548 * fold-const.c (operand_equal_p): Two objects which types
5549 differ in pointerness are not equal.
5551 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5553 * calls.c (compute_argument_block_size): Add argument tree fndecl.
5554 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5555 (emit_library_call_value_1): Add new variable fndecl initialized by
5556 NULL_TREE. It should be the decl type of orgfun, but this information
5557 seems not to be available here, so it uses the default calling abi.
5558 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
5559 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
5560 by TARGET_RETURN_IN_MEMORY.
5561 * config/i386/i386-interix.h: Likewise.
5562 * config/i386/i386.h: Likewise.
5563 * config/i386/i386elf.h: Likewise.
5564 * config/i386/ptx4-i.h: Likewise.
5565 * config/i386/sol2-10.h: Likewise.
5566 * config/i386/sysv4.h: Likewise.
5567 * config/i386/vx-common.h: Likewise.
5568 * config/cris/cris.h: Removed #if 0 clause.
5569 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
5570 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5572 (ix86_sol10_return_in_memory): Likewise.
5573 (ix86_i386elf_return_in_memory): New.
5574 (ix86_i386interix_return_in_memory): New.
5575 * config/mt/mt-protos.h (mt_return_in_memory): New.
5576 * config/mt/mt.c: Likewise.
5577 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5578 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5579 * config/bfin/bfin.h: Likewise.
5580 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5582 * config/bfin/bfin.c: Likewise.
5583 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5584 * config/alpha/unicosmk.h: Likewise.
5585 * config/i386/cygming.h: Likewise.
5586 * config/iq2000/iq2000.h: Likewise.
5587 * config/mips/mips.h: Likewise.
5588 * config/mn10300/mn10300.h: Likewise.
5589 * config/rs6000/rs6000.h: Likewise.
5590 * config/score/score.h: Likewise.
5591 * config/spu/spu.h: Likewise.
5592 * config/v850/v850.h: Likewise.
5593 * defaults.h: Likewise.
5594 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5595 * expr.c (emit_block_move): Adjust use of
5596 OUTGOING_REG_PARM_STACK_SPACE.
5597 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5598 OUTGOING_REG_PARM_STACK_SPACE.
5599 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5601 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5603 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5604 on OMP_RETURN for OMP_FOR.
5607 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5608 (fortran_common): New function.
5609 (gen_variable_die): Call fortran_common instead of common_check,
5610 adjust for it returning tree instead of rtx. Formatting.
5612 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5616 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5617 * c-decl.c (merge_decls): Ditto.
5618 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5619 to RTL_CONST_OR_PURE_CALL_P.
5620 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5621 Initialized DECL_LOOPING_CONST_PURE.
5622 (process_call_operands): Set tree_side_effects properly.
5623 * tree.h (TREE_READONLY_DECL_P): Removed.
5624 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5625 (DECL_LOOPING_OR_CONST_P): New macro.
5626 (struct tree_function_decl): Added looping_const_or_pure_p.
5628 (ECF_LOOPING_OR_CONST_P): New macro.
5629 * rtlanal.c (pure_const_p): Removed.
5630 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5631 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5632 to RTL_CONST_CALL_P.
5633 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5634 (check_decl, check_tree, check_call, scan_function): Initialize
5636 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5637 (static_execute): Set looping true for recursive functions.
5638 Undo setting state to IPA_NEITHER for recursive functions.
5640 * ifcvt.c (noce_can_store_speculate_p): Changed
5641 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5642 RTL_CONST_OR_PURE_CALL_P.
5643 * dse.c (scan_insn): Ditto.
5644 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5645 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5646 RTL_CONST_OR_PURE_CALL_P.
5647 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5648 pure_call_p to RTL_CONST_CALL_P.
5649 * gimplify.c (gimplify_call_expr): Clear side effects for
5650 non-looping pure and constant calls.
5651 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5652 (flags_from_decl_or_type): Set ecf flags from decl flags.
5653 (initialize_argument_information): Turn off
5654 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5655 Change const to pure if callee_copies is true rather than just
5657 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5658 way of marking pure calls.
5659 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5660 Remove hack that was supposed to fix pr7335 and remove old
5661 way of marking pure calls.
5662 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5663 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5664 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5665 RTL_CONST_OR_PURE_CALL_P.
5666 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5667 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5668 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5669 * sched-deps.c (schedule_analyze): Ditto.
5670 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5671 return_val field of calls to represent pure and const function info.
5672 (CONST_OR_PURE_CALL_P): Deleted macro.
5673 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5674 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5675 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5677 * tree-optimize.c (execute_fixup_cfg): Added test for
5678 ECF_LOOPING_CONST_OR_PURE.
5679 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5681 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5682 effects for looping pure or const calls.
5683 (verify_gimple_expr): Added verification code.
5684 * config/alpha/alpha.c (alpha_legitimize_address,
5685 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5687 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5688 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5689 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5690 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5691 RTL_CONST_OR_PURE_CALL_P.
5692 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5693 and const calls to be deleted.
5695 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5698 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5699 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5700 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5701 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5702 to handle nonimmediate operands.
5703 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5704 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5705 to handle nonimmediate operands.
5706 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5707 (mmx_pmulhrwv4hi3): New expander. Use
5708 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5709 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5710 (sse2_umulv1siv1di3): New expander. Use
5711 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5712 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5713 (mmx_eq<mode>3): New expander. Use
5714 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5715 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5716 (mmx_uavgv8qi3): New expander. Use
5717 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5718 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5719 (mmx_uavgv4hi3): New expander. Use
5720 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5722 * config/i386/sse.md
5723 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5724 to handle nonimmediate operands.
5725 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5726 to handle nonimmediate operands.
5727 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5728 to handle nonimmediate operands.
5729 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5730 to handle nonimmediate operands.
5731 (sse2_unpckhpd_exp): New expander. Use
5732 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5733 (sse2_unpcklpd_exp): New expander. Use
5734 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5735 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5736 to handle nonimmediate operands.
5737 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5738 to handle nonimmediate operands.
5739 (*sse2_<plusminus_insn><mode>3): Rename from
5740 sse2_<plusminus_insn><mode>3 insn pattern.
5741 (sse2_<plusminus_insn><mode>3): New expander. Use
5742 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5743 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5744 (sse2_umulv2siv2di3): New expander. Use
5745 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5746 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5747 (sse4_1_mulv2siv2di3): New expander. Use
5748 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5749 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5750 (sse2_pmaddwd): New expander. Use
5751 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5752 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5753 (sse2_eq<mode>3): New expander. Use
5754 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5755 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5756 (sse4_1_eqv2di3): New expander. Use
5757 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5758 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5759 (sse2_uavgv16qi3): New expander. Use
5760 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5761 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5762 (sse2_uavgv16qi3): New expander. Use
5763 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5764 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5765 (sse2_uavgv8hi3): New expander. Use
5766 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5767 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5768 (ssse3_pmulhrswv8hi3): New expander. Use
5769 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5770 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5771 (ssse3_pmulhrswv4hi3): New expander. Use
5772 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5774 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5775 (<sse>_vmmul<mode>3): Ditto.
5776 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5778 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5779 (ssse3_pmaddubsw): Ditto.
5781 * config/i386/i386.c (struct_builtin_description)
5782 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5783 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5784 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5785 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5786 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5787 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5788 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5789 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5790 (ix86_fixup_binary_operands): Assert that src1
5791 and src2 must have the same mode when swapped.
5792 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5793 and ix86_binary_operator_ok. Do not force operands in registers
5796 2008-05-07 Jan Hubicka <jh@suse.cz>
5798 * cgraph.c (dump_cgraph_node): Update.
5799 * cgraph.h (cgraph_local_info): Break out inline summary.
5800 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5802 * ipa-inline (inline_summary): New accestor function.
5803 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5804 cgraph_decide_inlining, compute_inline_parameters): Update.
5805 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5807 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5809 Cleanup ColdFire scheduling support and add V4 pipeline model.
5811 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5812 (define_attr cpu): Add cfv4 value.
5813 (define_attr type, define_attr type1): Merge into a single 'type'
5814 attribute. Update all uses.
5815 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5816 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5818 (define_attr opx_mem, define_attr opy_mem): Remove.
5819 (define_attr op_mem): Clean up, update comment.
5820 (define_attr size): Use specific values instead of general int.
5821 (define_attr guess, define_attr split): Remove. Update all uses.
5822 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5823 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5824 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5825 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5826 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5827 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5828 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5829 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5830 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5831 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5832 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5833 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5834 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5835 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5836 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5837 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5838 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5839 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5840 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5841 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5842 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5843 Update or set attributes.
5844 (stack_tie): New fake instruction.
5846 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5847 (m68k_sched_attr_size): Update declaration.
5848 (m68k_sched_attr_type2): Remove.
5849 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5850 Declare new bypass predicates.
5852 * config/m68k/m68k.c (m68k_sched_issue_rate,
5853 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5855 (TARGET_SCHED_ISSUE_RATE,
5856 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5857 (override_options): Handle scheduling for ColdFire V4 core.
5858 (m68k_expand_prologue): Emit stack_tie.
5859 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5860 'OP_TYPE_FPN'. Update all uses.
5861 (sched_guess_p): Remove.
5862 (sched_address_type): Handle symbolic addresses.
5863 (sched_get_operand): New static function.
5864 (sched_operand_type): Merge into sched_attr_op_type.
5865 (sched_attr_op_type): Handle FP registers, handle quick constants,
5867 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5868 (m68k_sched_attr_size): Update. Move logic to ...
5869 (sched_get_attr_size_int): New static function.
5870 (sched_get_opxy_mem_type): New static function.
5871 (m68k_sched_attr_op_mem): Update.
5872 (m68k_sched_attr_type2): Remove.
5873 (sched_cfv4_bypass_data): New static variable.
5874 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5875 (m68k_sched_issue_rate): Implement scheduler hook.
5876 (struct _sched_ib: enabled_p): New field.
5877 (m68k_sched_variable_issue): Update. Handle V4.
5878 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5879 sched_dump_class_func_t, sched_dump_split_class,
5880 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5881 sched_dump_dfa_class, m68k_sched_dump): Remove.
5882 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5884 (m68k_sched_init_global): Remove statisctics dumping, introduce
5885 sanity check that all instructions have pipeline reservations. Handle
5887 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5888 Handle ColdFire V4 core.
5889 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5890 New static functions.
5891 (m68k_sched_address_bypass_p): New bypass predicate.
5892 (sched_get_indexed_address_scale): New static function.
5893 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5895 * cf.md: Update comments.
5896 (define_attr type2): Remove. Use 'type' attribute instead.
5898 (cf_ib): Rename to cfv123_ib. Update all uses.
5899 (cf_oep): Rename to cfv123_oep. Update all uses.
5900 (cf_chr): Rename to cfv123_chr. Update all uses.
5901 (cf_mem): Rename to cfv123_mem. Update all uses.
5902 (cf_mac): Move to more appropriate place.
5903 (cfv123_guess): New automaton and cpu_unit.
5904 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5905 Update uses of 'size' attribute. Handle before reload scheduling.
5906 (cfv123_guess): New dummy reservation for unhandled instructions.
5907 (cfv4_*): Pipeline description of ColdFire V4 core.
5908 (ignore): New reservation to handle 'ignore' type.
5910 2008-05-07 Ian Lance Taylor <iant@google.com>
5913 * gimplify.c (find_single_pointer_decl_1): Don't look through
5915 (find_single_pointer_decl): Adjust comments.
5917 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5920 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5921 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5924 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5925 integral type rather than floating point, then VIEW_CONVERT_EXPR
5926 to the floating point type.
5928 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5930 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5931 TFmode op0 to register.
5933 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5935 * c-decl.c (grokdeclarator): Comment typo.
5937 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5939 * tree-flow.h: Remove prototype for computed_goto_p.
5940 * tree-cfg.c (computed_goto_p): Make static.
5942 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5945 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5946 (contains_aligned_value_p): This. Handle _Decimal128.
5947 (ix86_function_arg_boundary): Only align _Decimal128 to its
5948 natural boundary and handle it properly.
5950 2008-05-06 Martin Jambor <mjambor@suse.cz>
5952 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5953 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5954 (ipcp_method_set_orig_node): Removed.
5955 (ipcp_cval_get_cvalue_type): Removed.
5956 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5957 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5958 (ipcp_cval_set_cvalue_type): Removed.
5959 (ipcp_cval_get_cvalue): Removed.
5960 (ipcp_cval_set_cvalue): Removed.
5961 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5962 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5963 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5964 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5965 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5966 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5967 (ipcp_get_ith_lattice): Changed parameters.
5968 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5969 (ipcp_lattice_from_jfunc): Changed parameters.
5970 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5971 (ipcp_method_cval_print): Added temporary variable info.
5972 (ipcp_redirect): Removed already unused local variable caller.
5973 (ipcp_redirect): New temporary variable orig_callee_info
5974 (ipcp_redirect): Removed newly unused local variable callee.
5975 (ipcp_redirect): Removed (a bit confusing) local variable type.
5976 (ipcp_insert_stage): Added local variable info.
5977 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5979 (ipcp_formal_create): Removed.
5980 (ipcp_method_cval_set): Removed.
5981 (ipcp_propagate_stage): Renamed lattice variables.
5982 (ipcp_method_cval_set_cvalue_type): Removed.
5983 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5984 (ipcp_print_all_lattices): Changed printed strings to refer to
5985 lattices rather than cvals.
5986 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5987 (ipcp_propagate_const): Changed formal parameters.
5988 (build_const_val): Changed formal parameters.
5989 (ipcp_insert_stage): Removed useless variable cvalue
5990 (build_const_val): Changed formal parameters.
5991 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5992 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5993 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5994 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5995 (ipcp_print_func_profile_counts): Changed string from "method" to
5997 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5998 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5999 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
6000 (ipcp_structures_print): Renamed to ipcp_print_all_structures
6001 (ipcp_profile_print): Renamed to ipcp_print_profile_data
6002 (ipcp_lat_is_const): Changed parameters and made inline.
6003 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
6004 (ipcp_redirect): Renamed to ipcp_need_redirect_p
6005 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
6006 the predicate condition directly
6007 (ipcp_propagate_stage): Added local variable args. Removed local
6008 variable callee. (Both are mere code simplifications.)
6009 (ipcp_method_dont_insert_const): Renamed to
6010 ipcp_node_not_modifiable_p.
6011 (ipcp_node_not_modifiable_p): Made inline.
6012 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
6013 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
6014 (ipcp_print_all_lattices): Removed variable cvalue
6015 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
6018 2008-05-06 Olivier Hainque <hainque@adacore.com>
6020 * tree-sra.c (try_instantiate_multiple_fields): Early return
6021 if field has POINTER_TYPE.
6023 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
6025 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
6026 by using 'q' specifier for instruction.
6027 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
6029 2008-05-06 Anatoly Sokolov <aesok@post.ru>
6031 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6032 Change mode of zero_extract from QImode to HImode.
6033 (sign bit tests peepholes): (Ditto.).
6035 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
6037 * config/i386/mmx.md: Remove double backslashes from asm templates.
6038 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
6039 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6040 to handle nonimmediate operands.
6041 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
6042 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
6043 to handle nonimmediate operands.
6044 (*mmx_<code>v2sf3_finite): New insn pattern.
6045 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
6046 (mmx_<code>v2sf3): New expander. Use
6047 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6048 (mmx_<plusminus_insn><mode>3): New expander. Use
6049 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6050 (*mmx_<plusminus_insn><mode>3): New insn pattern.
6051 (mmx_add<mode>3): Removed.
6052 (mmx_ssadd<mode>3): Ditto.
6053 (mmx_usadd<mode>3): Ditto.
6054 (mmx_sub<mode>3): Ditto.
6055 (mmx_sssub<mode>3): Ditto.
6056 (mmx_ussub<mode>3): Ditto.
6057 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
6058 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
6059 to handle nonimmediate operands.
6060 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
6062 (mmx_smulv4hi3_highpart): New expander. Use
6063 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6064 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
6066 (mmx_umulv4hi3_highpart): New expander. Use
6067 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6068 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
6069 (mmx_<code>v4hi3): New expander. Use
6070 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6071 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
6072 (mmx_<code>v8qi3): New expander. Use
6073 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6074 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
6075 (mmx_<code><mode>3): New expander. Use
6076 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
6078 2008-05-05 Jan Hubicka <jh@suse.cz>
6080 PR tree-optimization/36118
6081 * passes.c (pass_init_dump_file): Fix dump header.
6083 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
6086 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
6087 VCE for function decls.
6089 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6091 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
6093 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
6095 * config/i386/i386.md (sat_plusminus): New.
6096 (plusminus_insn): Likewise.
6097 (plusminus_mnemonic): Likewise.
6099 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
6100 (*<addsub><mode>3_cc_overflow): Renamed to ...
6101 (*<plusminus_insn><mode>3_cc_overflow): This.
6102 (*<addsub>si3_zext_cc_overflow): Renamed to ...
6103 (*<plusminus_insn>si3_zext_cc_overflow): This.
6105 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
6106 (<plusminus_insn><mode>3): This.
6107 (*<addsub><mode>3): Renamed to ...
6108 (*<plusminus_insn><mode>3): This.
6109 (<sse>_vm<addsub><mode>3): Renamed to ...
6110 (<sse>_vm<plusminus_insn><mode>3): This.
6111 (sse3_h<addsub>v4sf3): Renamed to ...
6112 (sse3_h<plusminus_insn>v4sf3): This.
6113 (sse3_h<addsub>v2df3): Renamed to ...
6114 (sse3_h<plusminus_insn>v2df3): This.
6115 (<plusminus_insn><mode>3): New.
6116 (*<plusminus_insn><mode>3): Likewise.
6117 (sse2_<plusminus_insn><mode>3): Likewise.
6118 (add<mode>): Removed.
6119 (*add<mode>3): Likewise.
6120 (sse2_ssadd<mode>3): Likewise.
6121 (sse2_usadd<mode>3): Likewise.
6122 (sub<mode>3): Likewise.
6123 (*sub<mode>3): Likewise.
6124 (sse2_sssub<mode>3): Likewise.
6125 (sse2_ussub<mode>3): Likewise.
6127 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
6129 * gthr-single.h: Add in required interface elements as per gthr.h.
6130 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
6131 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
6132 Generalize UNUSED macro.
6133 (__gthread_once): Add.
6134 (__gthread_key_create): Add.
6135 (__gthread_key_delete): Add.
6136 (__gthread_getspecific): Add.
6137 (__gthread_setspecific): Add.
6139 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
6141 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
6142 the same size types for the indirect reference on the rhs, then
6145 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
6147 * config/i386/i386.md
6148 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
6149 one insn template instead of template series.
6150 (*xordi_1_rex64): Ditto.
6151 (*xordi_2_rex64): Ditto.
6153 2008-05-05 Ira Rosen <irar@il.ibm.com>
6155 PR tree-optimization/36119
6156 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
6159 2008-06-04 Jan Hubicka <jh@suse.cz>
6161 tree-optimization/36100
6162 * tree-pass.h (pass_O0_always_inline): Declare.
6163 * ipa-inline.c (inline_transform): Remove dead code.
6164 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
6165 pass_O0_always_inline): New.
6166 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
6168 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
6170 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
6171 mnemonic in this_param move for TARGET_64BIT.
6173 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
6175 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
6176 (*strmovsi_rex_1): Ditto.
6177 (*strsetsi_1): Ditto.
6178 (*strsetsi_rex_1): Ditto.
6180 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
6181 adddicc expanders using SWI mode iterator.
6183 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
6186 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
6189 2008-05-04 David S. Miller <davem@davemloft.net>
6191 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
6192 (sparc*-*-linux*): Use linux.h in tm_file.
6193 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
6194 compiler defaulting to 32-bit.
6195 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
6197 * config/sparc/linux.h: Remove definitions now obtained
6198 properly from linux.h
6199 * config/sparc/linux64.h: Likewise.
6200 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
6201 don't want this setting for 32-bit builds in a biarch compiler.
6202 * doc/install.texi: Add sparc-linux to list of targets
6203 supporting --enable-targets=all.
6205 2008-05-03 Andrew Pinski <pinskia@gmail.com>
6207 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
6209 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
6211 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
6212 after V4SI_FTYPE_V8HI.
6213 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
6214 case V4SI_FTYPE_V2DF.
6216 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
6218 * doc/invoke.texi (max-flow-memory-locations): Removed.
6219 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
6221 2008-05-03 Richard Guenther <rguenther@suse.de>
6224 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
6226 2008-05-02 David S. Miller <davem@davemloft.net>
6228 * config.gcc (need_64bit_hwint): Document libcpp dependency.
6230 2008-05-02 Simon Baldwin <simonb@google.com>
6233 * c-common.h (warn_array_subscript_range): Removed.
6234 * c-common.c (warn_array_subscript_range): Ditto.
6235 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
6236 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
6238 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6240 * config/i386/i386.c (ix86_special_builtin_type): New.
6241 (bdesc_special_args): Likewise.
6242 (ix86_expand_special_args_builtin): Likewise.
6243 (ix86_init_mmx_sse_builtins): Updated.
6244 (ix86_expand_builtin): Updated.
6245 (ix86_expand_store_builtin): Removed.
6246 (ix86_expand_unop_builtin): Likewise.
6248 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6249 * config/i386/mmintrin.h (__v2sf): Here.
6251 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6253 (_mm_loadl_pi): Likewise.
6254 (_mm_storeh_pi): Replace __v2si with __v2sf.
6255 (_mm_storel_pi): Likewise.
6257 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6258 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6259 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6260 __builtin_ia32_loadlpd.
6262 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6264 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6265 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6266 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6267 (ix86_init_mmx_sse_builtins): Updated.
6268 (ix86_expand_args_builtin): Likewise.
6269 (ix86_expand_builtin): Likewise.
6270 (ix86_expand_unop1_builtin): Renamed to ...
6271 (ix86_expand_unop_vec_merge_builtin): This.
6273 2008-05-01 Jan Hubicka <jh@suse.cz>
6276 * ipa-inline.c (inline_generate_summary): Make static.
6277 (inline_transform): Do not call inlining at -O0; make static.
6278 * passes.c (execute_todo): Add sanity check.
6279 (execute_one_ipa_transform_pass): Execute proper flags.
6281 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
6283 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
6284 (DECL_NONADDRESSABLE_P): Likewise.
6285 * alias.c (record_component_aliases): Fix comment.
6287 2008-05-01 Simon Baldwin <simonb@google.com>
6289 * c-common.h (warn_array_subscript_range): New function.
6290 * c-common.c (warn_array_subscript_range): Ditto.
6291 * tree-vrp.c (check_array_ref): Corrected code to agree with
6292 comment, ignoring only arrays of size 0 or size 1.
6293 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
6295 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6297 * config/i386/i386.c (ix86_builtin_type): Replace
6298 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
6299 (bdesc_args): Updated.
6300 (ix86_init_mmx_sse_builtins): Likewise.
6301 (ix86_expand_args_builtin): Likewise.
6303 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
6306 * doc/extend.texi: Correct __builtin_ia32_palignr.
6308 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6311 * config/i386/i386.c (bdesc_crc32): Removed.
6312 (ix86_expand_crc32): Likewise.
6313 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
6314 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
6315 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
6316 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
6317 UINT_FTYPE_UINT_UCHAR.
6318 (bdesc_args): Updated. Add crc32 builtins.
6319 (ix86_init_mmx_sse_builtins): Updated.
6320 (ix86_expand_args_builtin): Updated to support subreg.
6322 * doc/extend.texi: Correct __builtin_ia32_crc32di.
6324 2008-05-01 Jan Hubicka <jh@suse.cz>
6326 * tree-pass.h (opt_pass): Add IPA_PASS.
6327 (varpool_node, cgraph_node): Forward declare.
6328 (ipa_opt_pass): Define.
6329 (pass_ipa_inline): Turn into ipa_opt_pass.
6330 (pass_apply_inline): Remove.
6331 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
6332 (apply_inline): Turn into ....
6333 (inline_transform): ... this one.
6334 (inline_generate_summary): New function.
6335 (pass_apply_inline): Remove.
6336 * function.h (ipa_opt_pass): Forward declare structure; typedef;
6338 (struct function): Add ipa_transforms_to_apply.
6339 * passes.c (register_one_dump_file): Work on IPA_PASS.
6340 (init_optimization_passes): Remove pass_inline_parameters and
6342 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
6343 (execute_one_pass) ... here; apply transforms when possible.
6344 (add_ipa_transform_pass, execute_ipa_summary_asses,
6345 execute_one_ipa_transform_pass): New.
6346 (execute_ipa_pass_list): Update for IPA_PASS type.
6348 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6350 * config/i386/i386.c (ix86_builtin_type): Add
6351 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
6352 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
6353 (bdesc_args): Add SSE4a builtins.
6354 (ix86_init_mmx_sse_builtins): Updated.
6355 (ix86_expand_args_builtin): Likewise.
6356 (ix86_expand_builtin): Likewise.
6358 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6360 * config/i386/i386.c (ix86_builtin_type): Add
6361 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
6362 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
6363 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
6364 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
6365 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
6366 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
6367 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
6368 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
6369 and DI_FTYPE_DI_DI_INT.
6370 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
6371 (ix86_init_mmx_sse_builtins): Updated.
6372 (ix86_expand_args_builtin): Likewise.
6373 (ix86_expand_builtin): Likewise.
6374 (ix86_expand_binop_imm_builtin): Removed.
6376 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6378 2008-04-30 Richard Guenther <rguenther@suse.de>
6380 PR tree-optimization/32921
6381 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6383 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6385 * config/arm/arm.c (arm_unwind_emit): Use
6386 crtl->all_throwers_are_sibcalls instead of
6387 cfun->all_throwers_are_sibcalls.
6388 (arm_output_fn_unwind): Likewise.
6389 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6390 instead of cfun->uses_pic_offset_table.
6391 (frv_expand_prologue): Likewise.
6392 (frv_frame_pointer_required): Likewise.
6393 (frv_expand_fdpic_call): Likewise.
6394 (frv_emit_movsi): Likewise.
6395 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6396 cfun->returns_pcc_struct instead of
6397 current_function_returns_pcc_struct.
6398 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6399 instead of cfun->calls_eh_return.
6400 (m32c_pushm_popm): Likewise.
6401 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6402 "extern" declaration.
6404 2008-04-30 Richard Guenther <rguenther@suse.de>
6406 PR tree-optimization/21636
6407 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6409 (evaluate_stmt): Print the likely value.
6410 (ccp_visit_stmt): Avoid excessive vertical spacing.
6412 2008-04-30 Rafael Espindola <espindola@google.com>
6414 * builtins.c (fold_call_expr): Return realret.
6415 * tree-ssa-threadedge.c
6416 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6417 __builtin_object_size.
6419 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6421 * gcc.c (wrapper_string): New variable.
6422 (insert_wrapper): New function.
6423 (execute): New option -wrapper.
6424 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6426 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6428 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6429 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6430 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6432 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6433 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6434 config/rs6000/e500crtres64gprctr.asm,
6435 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6436 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6437 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6438 config/rs6000/e500crtsav64gprctr.asm,
6439 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6440 config/rs6000/e500crtsavg64gprctr.asm: New files.
6441 * config/rs6000/t-ppccomm: Add build rules for new files.
6442 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6443 * config/rs6000/t-netbsd: Add build rules for new files.
6444 (LIB2FUNCS_STATIC_EXTRA): New variable.
6445 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6446 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6447 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6449 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6451 * config/i386/i386.c (ix86_builtin_type): Add
6452 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6453 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6454 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6455 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6456 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6457 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6458 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6459 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6460 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6461 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6462 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6463 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6464 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6465 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6466 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6467 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6468 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6469 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6470 V1DI_FTYPE_V2SI_V2SI.
6471 (bdesc_2arg): Moved to ...
6473 (ix86_init_mmx_sse_builtins): Updated.
6474 (ix86_expand_args_builtin): Updated. Take a pointer
6475 to const struct builtin_description. Handle comparison
6477 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6478 (ix86_expand_builtin): Updated.
6480 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6481 (ssse3_pmaddubsw128): This.
6482 (ssse3_pmaddubswv4hi3): Renamed to ...
6483 (ssse3_pmaddubsw): This.
6485 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6486 (__builtin_ia32_packssdw128): Likewise.
6487 (__builtin_ia32_packuswb128): Likewise.
6488 (__builtin_ia32_pmaddubsw): Likewise.
6489 (__builtin_ia32_pmaddubsw128): Likewise.
6491 2008-04-30 Richard Guenther <rguenther@suse.de>
6493 PR tree-optimization/14847
6494 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6495 (recognize_bits_test): Use it.
6496 (recognize_single_bit_test): Likewise.
6498 2008-04-30 Martin Jambor <mjambor@suse.cz>
6500 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6501 instead of setting number of formal parameters to zero.
6502 (ipcp_init_stage): Do not set the number of actual parameters to zero
6504 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6505 which are called with variable number of arguments.
6506 (ipcp_insert_stage): Explicitely skipping all nodes which are
6507 called with variable number of arguments.
6508 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6509 number of parameters.
6511 * ipa-prop.h (struct ipa_node_params): Added flag
6512 called_with_var_arguments
6513 (ipa_set_param_count): Added. Changed sole setter to use it.
6514 (ipa_get_param_count): Added. All readers of param_count
6515 converted to use it instead.
6516 (ipa_set_called_with_variable_arg): Added.
6517 (ipa_is_called_with_var_arguments): Added.
6518 (ipa_get_ith_param): Added. All readers of param_decls converted
6520 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6522 (ipa_get_cs_argument_count): Added, all readers of argument_count
6524 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6527 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6528 (struct ipcp_lattice): Renamed cval_type to type
6529 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6531 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6532 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6533 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6534 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6535 (build_const_val): Changed the type of parameter cvalue to tree
6536 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6537 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6539 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6542 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6543 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6544 (ipa_add_method): Renamed to ipa_push_func_to_list
6545 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6546 (ipa_callsite_param_count): Removed.
6547 (ipa_callsite_param_count_set): Removed.
6548 (ipa_callsite_param): Removed.
6549 (ipa_callsite_callee): Removed.
6550 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
6551 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
6552 (ipa_method_formal_count): Removed.
6553 (ipa_method_formal_count_set): Removed.
6554 (ipa_method_get_tree): Removed.
6555 (ipa_method_tree_map_create): Removed.
6556 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
6557 (ipa_create_param_decls_array): Creates the array itself
6558 (ipa_create_param_decls_array): Temporary variable info instead of
6560 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
6561 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
6562 (get_type): Removed.
6563 (ipa_jf_get_info_type): Removed.
6564 (ipa_node_create): Renamed to ipa_create_node_params
6565 (ipa_free): Renamed to ipa_free_all_node_params
6566 (ipa_nodes_create): Renamed to ipa_create_all_node_params
6567 (ipa_edges_create): Renamed to ipa_create_all_edge_args
6568 (ipa_edges_free): Renamed to ipa_free_all_edge_args
6569 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
6570 (ipa_free_all_node_params): Deallocation to jump_functions moved to
6571 ipa_free_all_edge_args
6572 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6573 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6574 (ipa_create_methodlist_node): Removed.
6575 (ipa_methodlist_method): Removed.
6576 (ipa_methodlist_method_set): Removed.
6577 (ipa_methodlist_next_method): Removed.
6578 (ipa_methodlist_next_method_set): Removed.
6579 (ipa_method_is_modified): Removed.
6580 (ipa_method_modify_create): Removed.
6581 (ipa_method_modify_init): Temporary variable info instead of a few
6583 (ipa_detect_param_modifications): Temporary variable info instead of
6585 (ipa_compute_jump_functions): Temporary variable info instead of
6587 (ipa_method_modify_set): Removed.
6588 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6589 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6590 than craph_node as the first parameter.
6591 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6592 (ipa_method_modify_init): Removed.
6593 (ipa_compute_jump_functions): Added a temp variable instead of
6594 repeatadly dereferencing the cgraph_edge.aux pointer
6595 (ipa_callsite_param_set_type): Removed.
6596 (ipa_compute_jump_functions): i renamed to index and moved to
6598 (ipa_callsite_param_set_info_type_formal): Removed.
6599 (ipa_callsite_param_set_info_type): Removed.
6600 (ipa_callsite_param_map_create): Removed.
6601 (ipa_callsite_tree): Removed.
6602 (ipa_callsite_caller): Removed.
6603 (ipa_pop_func_from_list): return_method removed to return_func
6605 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6606 prefixed all values with IPA_. Changed all users.
6607 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6608 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6609 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6610 (union parameter_info): Renamed to jump_func_value.
6611 (union jump_func_value): Renamed value to constant
6612 (struct ipa_jump_func): Renamed info_type to value
6613 (struct ipa_node): Renamed to ipa_node_params
6614 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6615 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6616 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6617 (struct ipa_edge): Renamed to ipa_edge_args
6618 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6619 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6620 (struct ipa_methodlist): Renamed to ipa_func_list
6621 (struct ipa_func_list): method_p renamed to node, next_method
6623 (ipa_methodlist_p): Removed, switched all users to struct pointer
6624 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6626 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6628 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6629 (rs6000_emit_epilogue): Use backchain to restore only when we
6630 have a large frame. Make use of frame pointer to restore if we
6631 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6633 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6635 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6636 Add mode to zero_extract.
6637 (sign bit tests peepholes): (Ditto.).
6639 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6641 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6642 Instructions in comments with SSE3.
6643 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6644 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6645 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6646 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6647 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6648 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6649 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6650 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6651 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6652 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6653 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6654 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6655 (bdesc_sse_args): Renamed to ...
6656 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6657 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6658 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6660 (bdesc_1arg): Moved to ...
6662 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6663 Instructions in comments with SSE3.
6664 (ix86_expand_sse_operands_builtin): Renamed to ...
6665 (ix86_expand_args_builtin): This. Updated.
6666 (ix86_expand_unop1_builtin): Update comments.
6667 (ix86_expand_builtin): Updated.
6669 2008-04-29 Richard Guenther <rguenther@suse.de>
6671 PR tree-optimization/36078
6672 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6673 Update virtual SSA form after cleaning up the CFG.
6675 2008-04-29 Richard Guenther <rguenther@suse.de>
6678 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6680 2008-04-29 Richard Guenther <rguenther@suse.de>
6682 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6683 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6684 (compute_flow_insensitive_aliasing): Do not treat
6685 PTR_IS_REF_ALL pointers special.
6686 (get_smt_for): Likewise.
6687 (may_alias_p): Re-structure.
6688 (is_escape_site): A ref-all pointer conversion is not an escape site.
6689 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6690 PTR_IS_REF_ALL pointers special.
6691 * tree-ssa-structalias.h (struct alias_info): Remove
6692 ref_all_symbol_mem_tag field.
6693 (PTR_IS_REF_ALL): Remove.
6695 2008-04-29 Richard Guenther <rguenther@suse.de>
6698 * fold-const.c (extract_muldiv_1): In combining division constants
6699 make sure to never overflow.
6701 2008-04-29 Nick Clifton <nickc@redhat.com>
6703 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6705 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6708 * optc-gen.awk: Work around HP-UX/IA awk bug.
6710 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6712 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6715 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6718 * config/i386/i386.md
6719 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6720 Change operand 1 predicate to nonimmediate_operand.
6722 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6725 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6727 * gengtype.c (walk_type, write_func_for_structure): Handle
6729 * doc/gty.texi: Document chain_circular.
6731 2008-04-28 Richard Guenther <rguenther@suse.de>
6733 PR tree-optimization/36066
6734 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6737 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6740 * config/i386/i386.md
6741 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6742 Use match_scratch instead of match_operand for operands 3 and 4.
6744 2008-04-27 Richard Guenther <rguenther@suse.de>
6746 PR tree-optimization/18754
6747 PR tree-optimization/34223
6748 * tree-pass.h (pass_complete_unrolli): Declare.
6749 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6750 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6751 Rewrite loop into loop closed SSA form if it is not already.
6752 (tree_unroll_loops_completely): Re-structure to iterate over
6753 innermost loops with intermediate CFG cleanups.
6754 Unroll outermost loops only if requested or the code does not grow
6756 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6757 loops are available.
6758 (tree_vectorize): Instead do so here.
6759 (tree_complete_unroll): Also unroll outermost loops.
6760 (tree_complete_unroll_inner): New function.
6761 (gate_tree_complete_unroll_inner): Likewise.
6762 (pass_complete_unrolli): New pass.
6763 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6764 uses outside of the loop.
6765 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6766 form if it is available.
6767 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6768 * passes.c (init_optimization_passes): Schedule complete inner
6769 loop unrolling pass before the first CCP pass after final inlining.
6771 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6773 * targhooks.h (default_emutls_var_fields,
6774 default_emutls_var_init): Declare.
6775 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6776 * target.h (struct gcc_target): Add struct emutls member.
6777 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6778 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6779 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6780 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6781 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6782 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6783 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6784 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6785 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6786 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6787 emit debug information.
6788 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6789 * varasm.c: Include targhooks.h.
6790 (emutls_object_section, emutls_tmpl_section): New.
6791 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6792 (EMUTLS_SEPARATOR): New.
6794 (get_emutls_object_name): New.
6795 (default_emutls_var_fields): New, broken out of ...
6796 (get_emutls_object_type): ... here. Adjust to use target hooks.
6797 (get_emutls_init_templ_addr): Adjust to use target hooks.
6798 (emutls_decl): Adjust to use target hooks.
6799 (emutls_finish): Likewise.
6800 (default_emutls_var_init): New, broken out of ...
6801 (assemble_variable): ... here. Adjust to use target hooks.
6802 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6804 * c-common.c (handle_section_attribute): Prevent overriding
6805 sections for emulated tls with special sections.
6806 * config/i386/i386.c (x86_64_elf_select_section): Add
6807 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6808 (x86_64_elf_unique_section): Likewise.
6809 * config/vxworks.c: Include tree.h.
6810 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6811 (vxworks_override_options): Set TLS scheme.
6812 * doc/tm.texi (Emulated TLS): New node.
6814 2008-04-26 Simon Baldwin <simonb@google.com>
6817 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6818 with propagated string constants.
6820 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6822 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6823 constraint for operand 2 when operand 0 is memory operand.
6824 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6825 operand 0 is memory operand.
6826 (fix_trunc<mode>_i387_with_temp): Ditto.
6827 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6828 operand 2 when operand 1 is memory operand.
6829 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6830 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6831 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6832 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6833 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6834 operands 2,3 and 4 when operand 1 is memory operand.
6835 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6837 (fistdi2_floor_with_temp): Ditto.
6838 (fist<mode>2_floor_with_temp): Ditto.
6839 (fistdi2_ceil_with_temp): Ditto.
6840 (fist<mode>2_ceil_with_temp): Ditto.
6841 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6843 2008-04-26 David Daney <ddaney@avtrex.com>
6845 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6847 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6848 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6849 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6850 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6851 (compare_and_swap_12): New insn.
6852 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6853 * config/mips/mips.c (mips_force_binary): New function.
6854 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6855 (mips_expand_compare_and_swap_12): New function.
6856 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6858 2008-04-25 Jan Hubicka <jh@suse.cz>
6861 * cfgexpand.c (pass_expand): Turn into RTL pass.
6862 * passes.c (execute_one_pass): Do pass typechecking after execution.
6863 * tree-pass.h (pass_expand): Turn into RTL pass.
6865 * function.h (struct rtl_data): Move here fields
6866 accesses_prior_frames, calls_eh_return, saves_all_registers,
6867 has_nonlocal_goto, has_asm_statement, is_thunk,
6868 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6869 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6870 arg_pointer_save_area_init from struct function; turn into bool.
6871 (struct function): Move
6872 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6873 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6874 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6875 tail_call_emit, arg_pointer_save_area_init
6876 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6877 (current_function_returns_struct, current_function_returns_pcc_struct,
6878 current_function_calls_setjmp, current_function_calls_alloca,
6879 current_function_accesses_prior_frames,
6880 current_function_calls_eh_return, current_function_is_thunk,
6881 current_function_stdarg, current_function_profile,
6882 current_function_limit_stack, current_function_uses_pic_offset_table,
6883 current_function_uses_const_pool, current_function_has_nonlocal_label,
6884 current_function_saves_all_registers,
6885 current_function_has_nonlocal_goto,
6886 current_function_has_asm_statement): Remove accesor macros.
6887 * ra-conflict.c (global_conflicts): Update.
6888 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6889 (suitable_for_tail_call_opt_p): Update.
6890 * builtins.c (expand_builtin_return_addr): Update.
6891 (expand_builtin_setjmp_setup): Update.
6892 (expand_builtin_nonlocal_goto): Update.
6893 * final.c (final_start_function): Update.
6894 (profile_function): Update.
6895 (leaf_function_p): Update.
6896 (only_leaf_regs_used): Update.
6897 * df-scan.c (df_get_exit_block_use_set): Update.
6898 * dojump.c (clear_pending_stack_adjust): Update.
6899 * tree-stdarg.c (gate_optimize_stdarg): Update.
6900 * gimple-low.c (lower_function_body): Update.
6901 * global.c (compute_regsets): Update.
6902 (global_alloc): Update.
6903 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6904 * expr.c (expand_assignment): Update.
6905 * dse.c (dse_step0): Update.
6906 (dse_step1): Update.
6907 * c-decl.c (store_parm_decls): Update.
6908 * local-alloc.c (combine_regs): Update.
6909 (find_free_reg): Update.
6910 * function.c (assign_parms_augmented_arg_list): Update.
6911 (assign_parm_find_data_types): Update.
6912 (assign_parms): Update.
6913 (allocate_struct_function): Update.
6914 (expand_function_start): Update.
6915 (expand_function_end): Update.
6916 (get_arg_pointer_save_area): Update.
6917 (thread_prologue_and_epilogue_insns): Update.
6918 (rest_of_match_asm_constraints): Update.
6919 * stor-layout.c (variable_size): Update.
6920 * gcse.c (gcse_main): Update.
6921 (bypass_jumps): Update.
6922 * gimplify.c (gimplify_function_tree): Update.
6923 * calls.c (emit_call_1): Update.
6924 (expand_call): Update.
6925 * bt-load.c (compute_defs_uses_and_gen): Update.
6926 * except.c (sjlj_assign_call_site_values): Update.
6927 (sjlj_emit_function_enter): Update.
6928 (can_throw_external): Update.
6929 (set_nothrow_function_flags): Update.
6930 (expand_builtin_unwind_init): Update.
6931 (expand_eh_return): Update.
6932 (convert_to_eh_region_ranges): Update.
6933 (output_function_exception_table): Update.
6934 * emit-rtl.c (gen_tmp_stack_mem): Update.
6935 * cfgexpand.c (expand_used_vars): Update.
6936 (tree_expand_cfg): Update.
6937 * cfgcleanup.c (rest_of_handle_jump): Update.
6938 * explow.c (allocate_dynamic_stack_space): Update.
6939 * varasm.c (assemble_start_function): Update.
6940 (force_const_mem): Update.
6941 (mark_constant_pool): Update.
6942 * tree-optimize.c (tree_rest_of_compilation): Update.
6943 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6944 * tree-cfg.c (notice_special_calls): Update.
6945 (is_ctrl_altering_stmt): Update.
6946 (tree_can_make_abnormal_goto): Update.
6947 (tree_purge_dead_abnormal_call_edges): Update.
6948 * config/alpha/predicates.md: Update.
6949 * config/alpha/alpha.c (alpha_sa_mask): Update.
6950 (alpha_sa_size): Update.
6951 (alpha_does_function_need_gp): Update.
6952 (alpha_expand_prologue): Update.
6953 (alpha_start_function): Update.
6954 (alpha_output_function_end_prologue): Update.
6955 (alpha_expand_epilogue): Update.
6956 * config/frv/frv.c (frv_stack_info): Update.
6957 (frv_expand_epilogue): Update.
6958 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6959 (s390_register_info): Update.
6960 (s390_frame_info): Update.
6961 (s390_init_frame_layout): Update.
6962 (s390_can_eliminate): Update.
6963 (save_gprs): Update.
6964 * config/spu/spu.c (spu_split_immediate): Update.
6965 (need_to_save_reg): Update.
6966 (spu_expand_prologue): Update.
6967 (spu_expand_epilogue): Update.
6968 * config/sparc/sparc.md: Update.
6969 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6970 (sparc_tls_got): Update.
6971 (legitimize_pic_address): Update.
6972 (sparc_emit_call_insn): Update.
6973 (sparc_expand_prologue): Update.
6974 (output_return): Update.
6975 (print_operand): Update.
6976 (sparc_function_ok_for_sibcall): Update.
6977 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6978 * config/m32r/m32r.md: Update.
6979 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6980 (m32r_compute_frame_size): Update.
6981 (m32r_expand_prologue): Update.
6982 (m32r_expand_epilogue): Update.
6983 (m32r_legitimize_pic_address): Update.
6984 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6985 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6986 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6988 (ix86_save_reg): Update.
6989 (ix86_compute_frame_layout): Update.
6990 (ix86_expand_prologue): Update.
6991 (ix86_expand_epilogue): Update.
6992 * config/sh/sh.c (output_stack_adjust): Update.
6993 (calc_live_regs): Update.
6994 (sh5_schedule_saves): Update.
6995 (sh_expand_prologue): Update.
6996 (sh_expand_epilogue): Update.
6997 (sh_setup_incoming_varargs): Update.
6998 (sh_allocate_initial_value): Update.
6999 (sh_get_pr_initial_val): Update.
7000 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
7001 * config/sh/sh.md (label:): Update.
7002 * config/avr/avr.c (out_movhi_mr_r): Update.
7003 * config/crx/crx.h (enum): Update.
7004 * config/xtensa/xtensa.h (along): Update.
7005 * config/stormy16/stormy16.c Update.
7006 (xstormy16_compute_stack_layout): Update.
7007 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
7008 (fr30_expand_prologue): Update.
7009 * config/cris/cris.c (cris_conditional_register_usage): Update.
7010 (cris_reg_saved_in_regsave_area): Update.
7011 (cris_initial_frame_pointer_offset): Update.
7012 (cris_simple_epilogue): Update.
7013 (cris_expand_prologue): Update.
7014 (cris_expand_epilogue): Update.
7015 (cris_expand_pic_call_address): Update.
7016 (cris_asm_output_symbol_ref): Update.
7017 (cris_asm_output_label_ref): Update.
7018 * config/cris/cris.md Update.
7019 * config/iq2000/iq2000.c (compute_frame_size): Update.
7020 (iq2000_expand_epilogue): Update.
7021 * config/mt/mt.h (save_direction): Update.
7022 * config/mn10300/mn10300.c (mn10300_function_value): Update.
7023 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7024 (ia64_secondary_reload_class): Update.
7025 * config/m68k/m68k.c (m68k_save_reg): Update.
7026 (m68k_expand_prologue): Update.
7027 (m68k_expand_epilogue): Update.
7028 (legitimize_pic_address): Update.
7029 * config/rs6000/rs6000.c (rs6000_got_register): Update.
7030 (first_reg_to_save): Update.
7031 (first_altivec_reg_to_save): Update.
7032 (compute_vrsave_mask): Update.
7033 (compute_save_world_info): Update.
7034 (rs6000_stack_info): Update.
7035 (spe_func_has_64bit_regs_p): Update.
7036 (rs6000_ra_ever_killed): Update.
7037 (rs6000_emit_eh_reg_restore): Update.
7038 (rs6000_emit_allocate_stack): Update.
7039 (rs6000_emit_prologue): Update.
7040 (rs6000_emit_epilogue): Update.
7041 (rs6000_output_function_epilogue): Update.
7042 (output_profile_hook): Update.
7043 (rs6000_elf_declare_function_name): Update.
7044 * config/rs6000/rs6000.h (rs6000_args): Update.
7045 * config/rs6000/rs6000.md: Update.
7046 * config/mcore/mcore.c (mcore_expand_prolog): Update.
7047 * config/arc/arc.c (arc_output_function_epilogue): Update.
7048 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
7049 * config/darwin.c (machopic_function_base_name): Update.
7050 * config/score/score3.c (score3_compute_frame_size): Update.
7053 (score3_epilogue): Update.
7054 * config/score/score7.c (score7_compute_frame_size): Update.
7055 (score7_prologue): Update.
7056 (score7_epilogue): Update.
7057 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
7058 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
7059 * config/arm/arm.c (use_return_insn): Update.
7060 (require_pic_register): Update.
7061 (arm_load_pic_register): Update.
7062 (arm_compute_save_reg0_reg12_mask): Update.
7063 (arm_compute_save_reg_mask): Update.
7064 (thumb1_compute_save_reg_mask): Update.
7065 (output_return_instruction): Update.
7066 (arm_output_function_prologue): Update.
7067 (arm_output_epilogue): Update.
7068 (arm_get_frame_offsets): Update.
7069 (arm_expand_prologue): Update.
7070 (thumb_pushpop): Update.
7071 (thumb_exit): Update.
7072 (thumb1_expand_prologue): Update.
7073 (thumb1_expand_epilogue): Update.
7074 (arm_unwind_emit): Update.
7075 (arm_output_fn_unwind): Update.
7076 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
7077 * config/arm/arm.md: Update.
7078 * config/pa/pa.md: Update.
7079 * config/pa/pa.c (legitimize_pic_address): Update.
7080 (compute_frame_size): Update.
7081 (hppa_expand_prologue): Update.
7082 (hppa_expand_epilogue): Update.
7083 (borx_reg_operand): Update.
7084 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
7085 (HARD_REGNO_RENAME_OK): Update.
7086 * config/mips/mips.c (mips_global_pointer): Update.
7087 (mips_save_reg_p): Update.
7088 (mips_compute_frame_info): Update.
7089 (mips_frame_pointer_required): Update.
7090 (mips_expand_prologue): Update.
7091 (mips_expand_epilogue): Update.
7092 (mips_can_use_return_insn): Update.
7093 (mips_reorg_process_insns): Update.
7094 * config/v850/v850.c (compute_register_save_size): Update.
7095 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
7096 * config/mmix/mmix.c (along): Update.
7097 (mmix_expand_epilogue): Update.
7098 * config/bfin/bfin.c (legitimize_pic_address): Update.
7099 (must_save_p): Update.
7100 (stack_frame_needed_p): Update.
7101 (add_to_reg): Update.
7102 (bfin_expand_prologue): Update.
7103 * stmt.c (expand_asm_operands): Update.
7104 * reload1.c (reload): Update.
7105 (init_elim_table): Update.
7107 2008-04-25 Bob Wilson <bob.wilson@acm.org>
7109 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
7111 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
7113 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
7114 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
7115 (mov<mode>): Removed.
7116 (*movv4sf_internal): Likewise.
7117 (*movv2df_internal): Likewise.
7119 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
7121 * config.gcc (crx-*-elf): Remove deprecation.
7123 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
7125 * config/i386/cygming-crtend.c (register_frame_ctor): Register
7126 __gcc_deregister_frame with atexit.
7127 (deregister_frame_dtor): Remove.
7129 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
7130 Nathan Sidwell <nathan@codesourcery.com>
7132 * config/rs6000/rs6000.opt (mspe): Remove Var property.
7134 * config/rs6000/rs6000.h (rs6000_spe): Declare.
7135 (rs6000_isel): Likewise.
7136 * config/rs6000/rs6000.c (rs6000_spe): New variable.
7137 (rs6000_isel): New variable.
7138 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
7140 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7143 * c-common.c (handle_vector_size_attribute): Call
7144 lang_hooks.types.reconstruct_complex_type instead of
7145 reconstruct_complex_type.
7146 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
7147 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
7148 * langhooks.h (struct lang_hooks_for_types): Add
7149 reconstruct_complex_type hook.
7150 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
7151 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
7153 2008-04-24 Richard Guenther <rguenther@suse.de>
7155 * c-common.h (check_builtin_function_arguments): Declare.
7156 * c-common.c (validate_nargs): New function.
7157 (check_builtin_function_arguments): Likewise.
7158 * c-typeck.c (build_function_call): Call
7159 check_builtin_function_arguments.
7160 * builtins.c (fold_builtin_classify): Remove error reporting code.
7161 (fold_builtin_unordered_cmp): Likewise.
7162 (fold_builtin_1): Likewise.
7163 (fold_builtin_n): Likewise.
7165 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7167 PR tree-optimization/36008
7168 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
7169 the original op1, rather than delta by step.
7171 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
7172 Sebastian Pop <sebastian.pop@amd.com>
7174 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
7175 eliminate_local_variables_stmt, eliminate_local_variables,
7176 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
7177 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
7178 of code delimited by two edges in the CFG.
7179 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
7180 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
7181 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
7182 the case of parallelisation of reductions.
7183 (expr_invariant_in_region_p): New.
7185 * tree-flow.h (gather_blocks_in_sese_region): Declared.
7186 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
7188 2008-04-24 Ira Rosen <irar@il.ibm.com>
7189 Richard Guenther <rguenther@suse.de>
7191 PR tree-optimization/36034
7192 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
7193 incapable of dealing with loads with gaps.
7195 2008-04-24 Rafael Espindola <espindola@google.com>
7197 * tree-flow.h (vrp_evaluate_conditional): Change signature.
7198 * tree-ssa-propagate.c (fold_predicate_in): Update call to
7199 vrp_evaluate_conditional.
7200 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
7201 (vrp_evaluate_conditional): Split the cond argument.
7202 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
7203 (simplify_stmt_for_jump_threading): Update call to
7204 vrp_evaluate_conditional.
7206 2008-04-24 Ira Rosen <irar@il.ibm.com>
7208 PR tree-optimization/35982
7209 * tree-vect-analyze.c (vect_check_interleaving): Check that the
7210 interleaved data-refs are of the same type.
7212 2008-04-24 Danny Smith <dannysmith@users.net>
7214 * c-format.c (check_format_info_main): Use strncmp rather than a
7215 magic prefix to handle multichar length specs.
7216 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
7217 Don't prefix "I64" and "I32" with '\0'.
7219 2008-04-24 Jakub Jelinek <jakub@redhat.com>
7222 * config/i386/i386.c (init_cumulative_args): Don't pass anything
7223 in registers for -m32 only if stdarg_p (fntype).
7225 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
7227 PR rtl-optimization/36006
7228 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
7229 temp to op0 in order to avoid invalid rtx sharing.
7231 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
7233 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
7234 check TREE_INVARIANT.
7235 * tree-gimple.c (is_gimple_address): New.
7236 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
7237 * tree-gimple.h (is_gimple_address): New.
7238 * tree.h (decl_address_invariant_p): New.
7239 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
7240 (build_string): Likewise.
7241 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7242 (tree_invariant_p_1): Likewise.
7243 (save_expr): Use it.
7244 (tree_invariant_p): New.
7245 (skip_simple_arithmetic): Use it.
7246 (stabilize_reference_1): Use it.
7247 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7249 (build1_stat): Drop code to compute TREE_INVARIANT.
7250 (build2_stat): Drop code to compute TREE_INVARIANT.
7251 (build3_stat): Drop code to compute TREE_INVARIANT.
7252 (build4_stat): Drop code to compute TREE_INVARIANT.
7253 (build5_stat): Drop code to compute TREE_INVARIANT.
7254 (build7_stat): Drop code to compute TREE_INVARIANT.
7255 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7256 * tree.h (struct tree_base): Remove invariant_flag.
7257 (TREE_INVARIANT): Remove.
7258 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7259 (fold_builtin_expect): Check TREE_CONSTANT.
7260 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7261 * c-tree.h (c_expr_to_decl): Drop third parameter.
7262 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7263 (build_c_cast): Don't set TREE_INVARIANT.
7264 (pop_init_level): Don't set TREE_INVARIANT.
7265 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7266 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
7268 (gimplify_init_constructor): Don't set TREE_INVARIANT.
7269 (gimplify_addr_expr): Adjust comment.
7270 * tree-mudflap.c (mf_build_string):
7271 * print-tree.c (print_node): Don't print TREE_INVARIANT.
7272 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
7273 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
7274 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
7275 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
7276 * langhooks.h (struct lang_hooks): Drop third parameter from
7279 2008-04-23 Richard Guenther <rguenther@suse.de>
7281 PR tree-optimization/27799
7282 PR tree-optimization/32921
7283 PR tree-optimization/32624
7284 * tree-ssa-structalias.c (merge_smts_into): Only merge the
7285 SMTs aliases and the tag itself into the solution.
7286 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
7287 merge the points-to solution back into the SMT aliases.
7288 (may_alias_p): Use alias_set_subset_of instead of
7289 aliases_conflict_p. A pointer which points to
7290 memory with alias set zero may access any variable.
7292 2008-04-23 Richard Guenther <rguenther@suse.de>
7294 * alias.c (alias_set_subset_of): Correctly handle asking
7295 if zero is a subset of an alias set with zero child.
7296 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
7297 (compute_flow_insensitive_aliasing): Correctly walk all
7298 pointers. Do not unnecessarily union sets.
7300 2008-04-23 Richard Guenther <rguenther@suse.de>
7303 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
7305 2008-04-22 Tomas Bily <tbily@suse.cz>
7307 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
7309 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
7311 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7312 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7313 * tree-inline.c (estimate_num_insns_1): Likewise.
7314 * varasm.c (const_hash_1, compare_constant, copy_constant)
7315 (compute_reloc_for_constant, output_addressed_constants): Likewise.
7316 * emit-rtl.c (component_ref_for_mem_expr)
7317 (set_mem_attributes_minus_bitpos): Likewise.
7318 * expr.c (highest_pow2_factor, expand_expr_real_1, )
7319 (is_aligning_offset): Likewise.
7320 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
7321 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7322 * dojump.c (do_jump): Likewise.
7323 * builtins.c (get_pointer_alignment, get_memory_rtx)
7324 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
7325 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
7327 2008-04-23 Jakub Jelinek <jakub@redhat.com>
7329 PR rtl-optimization/36017
7330 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
7331 expanding the library call.
7333 2008-04-22 Ian Lance Taylor <iant@google.com>
7335 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
7338 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
7340 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
7341 of LR/CTR moves for Power6.
7343 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7346 * passes.c (init_optimization_passes): Remove
7347 pass_fast_rtl_byte_dce.
7349 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
7352 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
7353 builtin functions to generate faster code.
7354 (_mm_cvtpu16_ps): Ditto.
7355 (_mm_cvtpi32x2_ps): Ditto.
7357 2008-04-22 Nick Clifton <nickc@redhat.com>
7359 * common.opt (ftree-loop-distribution): Add Optimization
7362 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
7363 (frv_expand_builtin_va_start): Likewise.
7365 * config/arm/arm.c (thumb_find_work_register): Fix location of
7366 argument register count.
7368 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7370 Support scheduling for ColdFire V1 and V3 microarchitecture.
7371 Improve scheduling of multiplication instructions.
7373 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
7374 (mac): New instruction attribute.
7375 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
7376 (m68k_sched_mac): New variable.
7377 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7378 Handle cfv1 and cfv3.
7379 (max_insn_size): New static variable.
7380 (struct _sched_ib): New type.
7381 (sched_ib): New static variable.
7382 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7383 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7384 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7386 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7387 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7388 new variables. Update.
7389 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7390 Add modeling of cfv3 instruction buffer. Update.
7391 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7392 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7393 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7394 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7395 a particular reservation applies to.
7396 (type2): Reorganize attribute values. Rename alu to alu_reg,
7397 alu_l to alu, move_l to omove. Join move to alu. Split mul
7399 (cf_ib_*): Simplify description of instruction buffer.
7400 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7401 (cf_mem): Split into cf_mem1 and cf_mem2.
7402 (cf_v2_move_??): Rename to cfv12_alu_??.
7403 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7404 (cf_v2_mul_??): Remove reservations.
7405 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7406 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7407 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7409 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7410 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7411 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7412 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7413 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7414 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7415 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7416 expansions of the above reservations for instructions of sizes
7419 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7421 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7423 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7425 * coverage.c: Include tree-pass.h.
7426 (coverage_counter_alloc): Print da_file_name to the dump file.
7428 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7430 * sbitmap.c (sbitmap_range_empty_p): New function.
7431 * sbitmap.h (sbitmap_range_empty_p): New function.
7432 * bitmap.h: Now includes obstack.h.
7434 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7435 Kenneth Zadeck <zadeck@naturalbridge.com>
7437 * dbgcnt.def (ra_byte_scan): Added.
7438 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7439 when the last hit happens for a counter.
7440 * timevar.def (TV_DF_BYTE_LR): New variable.
7441 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7442 * passes.c (pass_fast_rtl_byte_dce): New pass.
7443 * fwprop.c (update_df): Added mode to call df_ref_create.
7444 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7445 DF_REF_EXTRACT_OFFSET.
7446 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7447 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7449 (df_ref_extract): Added mode field.
7450 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7451 DF_REF_EXTRACT_OFFSET.
7452 (DF_REF_EXTRACT_MODE): New macro.
7453 (df_byte_lr_bb_info): New structure.
7454 (df_print_byte_regset, df_compute_accessed_bytes,
7455 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7456 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7457 df_byte_lr_simulate_uses,
7458 df_byte_lr_simulate_artificial_refs_at_top,
7459 df_byte_lr_simulate_artificial_refs_at_end,
7460 df_compute_accessed_bytes): New function.
7461 (df_ref_create): Add parameter.
7462 (df_byte_lr_get_bb_info): New inline function.
7463 * df-scan.c (df_ref_record, df_uses_record,
7464 df_ref_create_structure): Added mode parameter.
7465 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7466 df_defs_record, df_uses_record, df_get_conditional_uses,
7467 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7468 df_entry_block_defs_collect, df_exit_block_uses_collect):
7469 Added mode parameter to calls to df_ref_record, df_uses_record,
7470 df_ref_create_structure.
7471 (df_ref_equal_p, df_ref_compare): Added test for modes.
7472 (df_ref_create_structure): Added code to set mode. Renamed
7473 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7474 DF_REF_EXTRACT_OFFSET.
7475 * df-core.c (df_print_byte_regset): New function.
7476 * df-byte-scan.c: New file.
7477 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7478 calls to BITMAP_FREE.
7479 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7480 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7481 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7482 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7483 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7484 df_byte_lr_local_compute, df_byte_lr_init,
7485 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7486 df_byte_lr_transfer_function, df_byte_lr_free,
7487 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7488 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7489 df_byte_lr_simulate_uses,
7490 df_byte_lr_simulate_artificial_refs_at_top,
7491 df_byte_lr_simulate_artificial_refs_at_end): New function.
7492 * dce.c (byte_dce_process_block): New function.
7493 (dce_process_block): au is now passed in rather than computed
7494 locally. Changed loops that look at artificial defs to not look
7495 for conditional or partial ones, because there never are any.
7496 (fast_dce): Now is able to drive byte_dce_process_block or
7497 dce_process_block depending on the kind of dce being done.
7498 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7499 (rest_of_handle_fast_byte_dce): New function.
7500 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7501 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7503 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7506 * gcc.h: Added fortran options that take arguments to
7507 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7510 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7512 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7513 scalarization if on the LHS and not a full access.
7515 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7517 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7519 2008-04-18 Rafael Espindola <espindola@google.com>
7521 * tree-vrp.c (find_case_label_index): Fix the binary search.
7522 (find_case_label_range): New.
7523 (vrp_visit_switch_stmt): Use find_case_label_range.
7524 (simplify_switch_using_ranges): Use find_case_label_range.
7526 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7528 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7529 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7531 2008-04-18 Tom Tromey <tromey@redhat.com>
7534 * doc/cpp.texi (Implementation-defined behavior): Mention
7537 2008-04-18 Ian Lance Taylor <iant@google.com>
7539 * fold-const.c (pointer_may_wrap_p): New static function.
7540 (fold_comparison): Add another test for pointer overflow. Use
7541 pointer_may_wrap_p to disable some false positives.
7543 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7545 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7546 (fname_as_string): Match updated cpp_interpret_string prototype.
7547 (fix_string_type): Support char16_t* and char32_t*.
7548 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7549 derivative) nodes. Register as builtin if C++0x.
7550 (c_parse_error): Support CPP_CHAR{16,32}.
7551 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
7552 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
7553 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
7554 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
7555 CTI_CHAR32_ARRAY_TYPE>: New elements.
7556 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
7557 char32_type_node, signed_char32_type_node, char16_array_type_node,
7558 char32_array_type_node): New defines.
7559 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
7560 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
7561 (lex_string): Support CPP_STRING{16,32}, match updated
7562 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
7563 (lex_charconst): Support CPP_CHAR{16,32}.
7564 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
7565 and CPP_STRING{16,32}.
7567 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
7570 * aclocal.m4: Regenerate.
7571 * configure: Regenerate.
7573 2008-04-18 Jan Hubicka <jh@suse.cz>
7575 * except.c (dw2_size_of_call_site_table,
7576 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7578 * cgraphbuild.c (build_cgraph_edges): Update.
7579 * tree-pass.h: Update comment.
7580 * final.c (leaf_function_p): Update.
7581 (leaf_renumber_regs): Update.
7582 (rest_of_clean_state): Update.
7583 * omp-low.c (expand_omp_parallel): Update.
7584 * ipa-reference.c (analyze_function): Update.
7585 * reorg.c (find_end_label): Update.
7586 (optimize_skip): Update.
7587 (fill_simple_delay_slots): Update.
7588 (fill_simple_delay_slots): Update.
7589 (make_return_insns): Update.
7590 (dbr_schedule): Update.
7591 * gimple-low.c (record_vars_into): Update.
7592 * cfgbuild.c (make_edges): Update.
7593 * function.c (assign_stack_local): Update.
7594 (assign_parm_adjust_stack_rtl): Update.
7595 (locate_and_pad_parm): Update.
7596 (allocate_struct_function): Do not initialize stack_alignment_needed
7597 and preferred_stack_boundary here.
7598 (stack_protect_prologue): Update.
7599 (stack_protect_epilogue): Update.
7600 (expand_function_start): Initialize stack_alignment_needed,
7601 preferred_stack_boundary and max_jumptable_ents.
7602 (expand_function_end): Update.
7603 (free_after_compilation): Do not NULLify epilogue_delay_list.
7604 * function.h (struct rtl_data): Add stack_protect_guard,
7605 stack_alignment_needed,
7606 preferred_stack_boundary, epilogue_delay_list.
7607 (struct function): Remove value_histograms, stack_alignment_needed,
7608 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7610 unexpanded_var_list, stack_protect_guard.
7611 (current_function_epilogue_delay_list): Remove.
7612 * ipa-type-escape.c (analyze_function): Update.
7613 * gimplify.c (pop_gimplify_context): Update comment.
7614 * calls.c (expand_call): Update.
7615 (emit_library_call_value_1): Update.
7616 * except.c (set_nothrow_function_flags): Update.
7617 * cfgexpand.c (get_decl_align_unit): Update.
7618 (create_stack_guard): Update.
7619 (estimated_stack_frame_size): Update.
7620 (expand_used_vars): Update.
7621 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7622 * explow.c (allocate_dynamic_stack_space): Update.
7623 * tree-ssa-live.c (remove_unused_locals): Update.
7624 * varasm.c (mark_constant_pool): Update.
7625 * tree-inline.c (remap_decls): Update.
7626 (initialize_cfun): Update.
7627 (declare_return_variable): Update.
7628 (inline_forbidden_p): Update.
7629 (expand_call_inline): Update.
7630 (declare_inline_vars): Update.
7631 (tree_function_versioning): Update.
7632 * tree-flow.h (value_histograms): New.
7633 (VALUE_HISTOGRAMS): New macro.
7634 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7636 * tree-cfg.c (set_bb_for_stmt): Update.
7637 (replace_by_duplicate_decl): Update.
7638 (move_block_to_fn): Update.
7639 (new_label_mapper): Update.
7640 (dump_function_to_file): Update.
7641 * ipa-struct-reorg.c (build_data_structure): Update.
7642 * cfgrtl.c (print_rtl_with_bb): Update.
7643 * reload1.c (reload): Update.
7645 * config/i386/i386.c (setup_incoming_varargs_64,
7646 ix86_compute_frame_layout): Update.
7647 * config/arc/arc.c (arc_output_function_epilogue): Update.
7649 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7651 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7652 for FreeBSD as well.
7653 * gthr-posix95.h: Likewise.
7655 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7657 PR rtl-optimization/35838
7658 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7659 out the byte offset of the first subreg.
7661 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7663 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7664 to split_ti instead of three separate calls with single member arrays.
7665 (subti3 splitter): Ditto.
7666 (adddi3 splitter): Ditto with split_di.
7667 (subdi3 splitter): Ditto.
7668 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7669 two separate calls with single member arrays. Swap match_dup
7670 operands 1 and 2 to better fit into the array.
7671 (negdi2 splitter): Ditto with split_di.
7672 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7673 two separate calls with single member arrays. Swap match_dup operands
7674 6 and 7 to better fit into the array.
7676 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7678 * config/i386/i386.c (sse_builtin_type): New.
7679 (bdesc_sse_args): Likewise.
7680 (bdesc_sse_3arg): Removed.
7681 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7682 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7683 IX86_BUILTIN_ROUNDPS.
7684 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7685 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7686 IX86_BUILTIN_ROUNDPS.
7687 (ix86_expand_sse_4_operands_builtin): Removed.
7688 (ix86_expand_sse_operands_builtin): New.
7689 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7690 and CODE_FOR_sse4_1_roundps.
7691 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7692 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7694 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7697 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7698 regs before frame pop when needed. If use_backchain_to_restore_sp
7699 then load backchain into a temp reg to restore vr and vrsave. Add
7700 code to restore vr after frame pop if possible.
7702 2008-04-17 Richard Guenther <rguenther@suse.de>
7704 * tree-vn.c (expressions_equal_p): Do not check type
7705 equality or compatibility before calling operand_equal_p.
7706 * fold-const.c (operand_equal_p): Check equivalence of
7707 integer constants before bailing out due to signedness or
7708 precision differences.
7709 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7710 spurious differences in type qualification. Ignore types
7711 for COMPONENT_REFs at all.
7713 2008-04-17 Christian Bruel <christian.bruel@st.com>
7715 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7716 msw_skip comparison.
7718 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7721 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7724 PR tree-optimization/35899
7725 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7726 rather than TREE_OPERAND.
7728 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7731 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7732 temporary registers. Change operand predicate to general_operand.
7733 (remainderxf3): Ditto.
7735 2008-04-16 Richard Guenther <rguenther@suse.de>
7737 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7738 * tree-affine.c (aff_combination_expand): Look through some
7741 2008-04-15 Doug Kwan <dougkwan@google.com>
7743 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7745 * tree-pretty-print.c (dump_generic_node): Ditto.
7746 * final.c (output_addr_const): Ditto.
7747 * dwarf2out.c (output_cfi): Ditto.
7748 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7749 * print-rtl.c (print_rtx): Ditto.
7750 * print-tree.c (print_node_brief, print_node): Ditto.
7751 * c-common.c (match_case_to_enum_1): Ditto.
7752 * sched-vis.c (print_value): Ditto.
7753 * config/i386/i386.c (print_operand): Cast to long unsigned int
7756 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7757 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7758 MS Windows VirtualProtect function.
7760 2008-04-15 Jan Hubicka <jh@suse.cz>
7762 * gengtype.c (write_root): Param_is argument is OK.
7763 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7764 * function.h: Include varray.h
7765 (rtl_eh): New stucture based on except.c one.
7766 (call_site_record): New forward declaration and vector type.
7767 * calls.c (emit_call_1): Do not call
7768 note_current_region_may_contain_throw.
7769 * except.c (eh_status): Remove cur_region, try_region since they are
7771 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7772 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7773 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7774 Remove call_site_data_used, call_site_data_size.
7775 Turn call_site_record into vector in function.h.
7776 (note_current_region_may_contain_throw): Remove.
7777 (get_exception_pointer, get_exception_filter): Do not take struct
7778 function argument; update.
7779 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7780 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7781 build_post_landing_pads, dw2_build_landing_pads,
7782 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7783 sjlj_emit_function_enter, sjlj_emit_function_enter,
7784 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7785 sjlj_build_landing_pads, finish_eh_generation,
7786 remove_exception_handler_label, remove_eh_handler,
7787 maybe_remove_eh_handler, add_reachable_handler,
7788 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7789 add_action_record, collect_one_action_chain, add_call_site,
7790 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7791 sjlj_output_call_site_table, output_function_exception_table,
7792 * except.h (note_current_region_may_contain_throw): Remove
7793 (get_exception_pointer, get_exception_filter): Do not take struct
7795 * Makefile.in (GTFILES): Put varargs before struct function.
7797 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7799 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7800 punt for STRING_CST.
7801 (get_constraint_for): Deal with STRING_CST here instead.
7803 2008-04-15 Richard Guenther <rguenther@suse.de>
7805 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7806 statements in a basic-block with a backward walk. Do not
7807 substitute into dead statements but instead remove those.
7809 2008-04-15 Richard Guenther <rguenther@suse.de>
7811 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7812 to zero, thus disable creation of SFTs.
7814 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7816 * tree-predcom.c (suitable_reference_p): Return false if the
7817 reference can throw.
7819 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7822 * c-decl.c (finish_decl): If extern or static var has variable
7823 size, set TREE_TYPE (decl) to error_mark_node.
7825 2008-04-15 Rafael Espindola <espindola@google.com>
7827 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7830 2008-04-15 Richard Guenther <rguenther@suse.de>
7832 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7833 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7834 (visit_reference_op_load): Do walk vuse-vdef chains on
7835 vn_reference_lookup.
7836 (visit_reference_op_store): But do not here.
7837 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7838 vn_reference_lookup.
7839 (vn_lookup_with_vuses): But do so here.
7841 2008-04-14 Ian Lance Taylor <iant@google.com>
7843 * fold-const.c (fold_overflow_warning): Remove assertion.
7845 2008-04-15 Ben Elliston <bje@au.ibm.com>
7847 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7848 temp1 local variables.
7850 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7853 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7854 ".text.unlikely" section as executable.
7856 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7858 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7859 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7860 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7861 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7862 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7863 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7864 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7866 2008-04-14 Ian Lance Taylor <iant@google.com>
7868 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7869 * fold-const.c (fold_comparison): If appropriate, test
7870 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7871 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7872 reassociating a pointer type.
7873 * doc/invoke.texi (Optimize Options): Document that
7874 -fstrict-overflow applies to pointer wraparound.
7876 2008-04-13 Jan Hubicka <jh@suse.cz>
7878 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7880 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7882 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7883 we are going to "save the world".
7885 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7887 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7888 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7889 operand 0 constraint, not "=".
7891 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7893 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7895 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7897 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7898 of size of positions_needed * CHAR_BIT.
7900 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7903 * dse.c (store_info): Change positions_needed to unsigned
7905 (lowpart_bitmask): New.
7906 (record_store): Cast to unsigned HOST_WIDE_INT for
7907 positions_needed. Assert width <= size of positions_needed *
7908 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7909 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7910 lowpart_bitmask to set mask.
7912 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7914 * config/bfin/constraints.md: New file.
7915 * config/bfin/bfin.md: Include it.
7916 (adddi3): Use satisfies_constraint functions instead of the old macros.
7917 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7918 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7919 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7920 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7921 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7922 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7923 EXTRA_CONSTRAINT): Delete.
7924 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7925 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7927 * config/bfin/bfin.c: Include "tm-constrs.h".
7928 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7929 Use satisfies_constraint functions instead of the old macros.
7930 * doc/md.texi (Blackfin Constraints): Update file name reference.
7932 2008-04-11 Richard Guenther <rguenther@suse.de>
7934 PR tree-optimization/35869
7935 * tree-vrp.c (execute_vrp): Move switch statement update after
7936 jump threading. Schedule another cfg cleanup run.
7938 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7941 * attribs.c (decl_attributes): Return early on errorneous node.
7943 2008-04-10 Oleg Ryjkov <olegr@google.com>
7945 * tree.h (struct tree_base): Added a new flag default_def_flag.
7946 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7948 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7950 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7952 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7955 * pa.md: Define mode iterator P. Define mode attribute dwc.
7956 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7957 (icacheflush): Likewise.
7958 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7959 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7961 2008-04-11 Ben Elliston <bje@au.ibm.com>
7963 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7965 2008-04-10 Rafael Espindola <espindola@google.com>
7967 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7968 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7969 (extract_range_from_expr): The same.
7971 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7973 * config/mips/mips.md (GPR2): New mode iterator.
7975 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7976 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7977 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7978 Rewrite these to take two modes, the mode of comparison and the
7979 mode of the destination.
7980 * config/mips/mips.c (mips_expand_scc): Instead of having
7981 paradoxical subreg as destination, expand "narrowing" scc if mode
7982 of comparison is SI and target is requested in DI mode.
7983 (mips_emit_int_order_test): Update comment. Make mode of
7984 comparison match CMP0 rather than TARGET. When creating inverse
7985 target use mode of TARGET.
7987 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7989 * gcov-dump.c (tag_summary): Only print summaries for the first
7990 GCOV_COUNTERS_SUMMABLE counters.
7992 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7994 * config/i386/i386.md (absneg): New code iterator.
7995 (absnegprefix): New code attribute.
7996 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7997 patterns using absneg code iterator.
7998 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7999 using absneg code iterator.
8000 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
8001 *neg<mode>2 patterns using absneg code iterator.
8002 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8003 *negextendsfdf2 patterns using absneg code iterator.
8004 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
8005 *negextendsfxf2 patterns using absneg code iterator.
8006 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
8007 *negextendsfdf2 patterns using absneg code iterator.
8008 * config/i386/sse.md (<code><mode>2): Macroize expander from
8009 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
8011 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
8013 * config/s390/s390.h: Remove the remains of the recent search
8014 & replace action of current_function_outgoing_args_size.
8016 2008-04-10 Ira Rosen <irar@il.ibm.com>
8018 PR tree-optimization/35821
8019 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
8020 NEW_STMT_LIST is not NULL.
8022 2008-04-09 David Edelsohn <edelsohn@gnu.org>
8025 * toplev.c (process_options): Remove -ffunction-sections debugging
8028 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
8030 PR middle-end/PR28690
8031 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
8032 than gen_rtx_fmt_ee to perform more canonicalizations.
8034 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8037 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
8039 2008-04-09 Richard Guenther <rguenther@suse.de>
8041 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
8042 (dump_function_to_file): Dump function arguments with types.
8044 2008-04-08 Richard Guenther <rguenther@suse.de>
8046 * fold-const.c (fold_widened_comparison): Do not allow
8047 sign-changes that change the result.
8049 2008-04-08 Janis Johnson <janis187@us.ibm.com>
8052 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
8053 kinds of indirect references.
8055 2008-04-08 David Edelsohn <edelsohn@gnu.org>
8057 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
8058 GNU Fortran language string.
8060 2008-04-08 Rafael Espindola <espindola@google.com>
8062 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
8063 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
8064 * tree.h (tree_call_nonnegative_warnv_p): New.
8066 2008-04-08 Jan Hubicka <jh@suse.cz>
8068 * function.c (free_after_compilation): Clear out regno_reg_rtx
8071 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
8074 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8076 PR middle-end/PR28690
8077 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
8078 same precedence as REG_POINTER and MEM_POINTER operands.
8080 2008-04-08 Richard Guenther <rguenther@suse.de>
8083 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
8084 for adding index to base.
8086 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
8088 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
8089 (MINGW_ENABLE_EXECUTE_STACK): New.
8090 (IN_LIBGCC2): For libgcc include windows.h file for
8091 function declarations.
8093 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
8095 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
8096 and tem2 if tem1 is not a REG or MULT.
8098 2008-04-08 Jan Hubicka <jh@suse.cz>
8100 * function.h (incomming_args): Break out of struct function.
8101 (function_subsections): Break out of struct function.
8102 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
8103 return_rtx and hard_reg_initial_vals from struct function.
8104 Kill inl_max_label_num.
8105 (current_function_pops_args, current_function_args_info,
8106 current_function_args_size, current_function_args_size,
8107 current_function_pretend_args_size,
8108 current_function_outgoing_args_size,
8109 current_function_internal_arg_pointer, current_function_return_rtx):
8110 Kill compatibility accestor macros.
8111 * builtins.c (expand_builtin_apply_args_1): Update.
8112 (expand_builtin_next_arg): Update.
8113 * df-scan.c (df_get_call_refs): Update.
8114 * dbxout.c (dbxout_function_end): Update.
8115 * dwarf2out.c (dwarf2out_switch_text_section): Update.
8116 (output_line_info): Update.
8117 (secname_for_decl): Update.
8118 (dwarf2out_var_location): Update.
8119 * function.c (free_after_compilation): Update.
8120 (assign_parm_find_stack_rtl): Update.
8121 (assign_parms): Update.
8122 (expand_dummy_function_end): Update.
8123 (expand_function_end): Update.
8124 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
8125 (expand_call): Update.
8126 (emit_library_call_value_1): Update.
8127 (store_one_arg): Update.
8128 * varasm.c (initialize_cold_section_name): Update.
8129 (unlikely_text_section): Update.
8130 (unlikely_text_section_p): Update.
8131 (assemble_start_function): Update.
8132 (assemble_end_function): Update.
8133 (default_section_type_flags): Update.
8134 (switch_to_section): Update.
8135 * integrate.c (set_decl_abstract_flags): Update.
8136 (get_hard_reg_initial_val): Update.
8137 (has_hard_reg_initial_val): Update.
8138 (allocate_initial_values): Update.
8139 * resource.c (init_resource_info): Update.
8140 * config/alpha/alpha.c (NUM_ARGS): Update.
8141 (direct_return): Update.
8142 (alpha_va_start): Update.
8143 (alpha_sa_size): Update.
8144 (alpha_initial_elimination_offset): Update.
8145 (alpha_expand_prologue): Update.
8146 (alpha_start_function): Update.
8147 (alpha_expand_epilogue): Update.
8148 (unicosmk_initial_elimination_offset):
8149 * config/alpha/alpha.md (call expander): Update.
8150 * config/s390/s390.c (s390_register_info): Update.
8151 (s390_register_info): Update.
8152 (s390_frame_info): Update.
8153 (s390_initial_elimination_offset): Update.
8154 (s390_build_builtin_va_list): Update.
8155 (s390_va_start): Update.
8156 * config/spu/spu.c (direct_return): Update.
8157 (spu_expand_prologue): Update.
8158 (spu_initial_elimination_offset): Update.
8159 (spu_build_builtin_va_list): Update.
8160 (spu_va_start): Update.
8161 * config/sparc/sparc.c (sparc_init_modes): Update.
8162 (sparc_compute_frame_size): Update.
8163 (function_value): Update.
8164 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
8165 * config/i386/i386.md (return expander): Update.
8166 * config/i386/i386.c (ix86_va_start): Update.
8167 (ix86_can_use_return_insn_p): Update.
8168 (ix86_compute_frame_layout): Update.
8169 (ix86_expand_epilogue): Update.
8170 * config/sh/sh.c (output_stack_adjust): Update.
8171 (calc_live_regs): Update.
8172 (sh_expand_prologue): Update.
8173 (sh_builtin_saveregs): Update.
8174 (sh_va_start): Update.
8175 (initial_elimination_offset): Update.
8176 (sh_allocate_initial_value): Update.
8177 (sh_function_ok_for_sibcall): Update.
8178 (sh_get_pr_initial_val): Update.
8179 * config/sh/sh.md (return expander): Update.
8180 * config/avr/avr.c (frame_pointer_required_p): UPdate.
8181 * config/crx/crx.c (crx_compute_frame): UPdate.
8182 (crx_initial_elimination_offset): UPdate.
8183 * config/xtensa/xtensa.c (compute_frame_size): Update
8184 (xtensa_builtin_saveregs): Update.
8185 (xtensa_va_start): Update.
8186 (order_regs_for_local_alloc): Update.
8187 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
8188 (xstormy16_expand_builtin_va_start): Update.
8189 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
8190 * config/m68hc11/m68hc11.md (return expanders): Update.
8191 * config/m68hc11/m68hc11.c (expand_prologue): Update.
8192 (expand_epilogue): Update.
8193 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
8194 (cris_simple_epilogue): Update.
8195 (cris_expand_prologue): Update.
8196 (cris_expand_epilogue): Update.
8197 * config/iq2000/iq2000.c (iq2000_va_start): Update.
8198 (compute_frame_size): Update.
8199 * config/mt/mt.c (mt_compute_frame_size): Update.
8200 * config/mn10300/mn10300.c (expand_prologue): Update.
8201 (expand_epilogue): Update.
8202 (initial_offset): Update.
8203 (mn10300_builtin_saveregs):
8204 * config/mn10300/mn10300.md (return expander): Update.
8205 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
8206 (ia64_initial_elimination_offset): Update.
8207 (ia64_initial_elimination_offset): Update.
8208 (ia64_expand_prologue): Update.
8209 * config/m68k/m68k.md (return expander): Update.
8210 * config/rs6000/rs6000.c (rs6000_va_start): Update.
8211 (rs6000_stack_info): Update.
8212 * config/mcore/mcore.c (layout_mcore_frame): Update.
8213 (mcore_expand_prolog): Update.
8214 * config/arc/arc.c (arc_compute_frame_size): Update.
8215 * config/score/score3.c (score3_compute_frame_size): Update.
8216 * config/score/score7.c (score7_compute_frame_size): Update.
8217 * config/arm/arm.c (use_return_insn): Update.
8218 (thumb_find_work_register): Update.
8219 (arm_compute_save_reg_mask): Update.
8220 (arm_output_function_prologue): Update.
8221 (arm_output_epilogue): Update.
8222 (arm_size_return_regs): Update.
8223 (arm_get_frame_offsets): Update.
8224 (arm_expand_prologue): Update.
8225 (thumb_exit): Update.
8226 (thumb_unexpanded_epilogue): Update.
8227 (thumb1_output_function_prologue): Update.
8228 * config/pa/pa.md (return expander): Update.
8229 * config/pa/pa.c (compute_frame_size): Update.
8230 (hppa_builtin_saveregs): Update.
8231 * config/mips/mips.c (mips_va_start): Update.
8232 (mips16_build_function_stub): Update.
8233 (mips_compute_frame_info): Update.
8234 (mips_restore_gp): Update.
8235 (mips_output_function_prologue): Update.
8236 (mips_expand_prologue): Update.
8237 * config/v850/v850.c (compute_frame_size): Update.
8238 (expand_prologue): * config/mmix/mmix.c (along): update.
8239 (mmix_initial_elimination_offset): update.
8240 (mmix_reorg): update.
8241 (mmix_use_simple_return): update.
8242 (mmix_expand_prologue): update.
8243 (mmix_expand_epilogue): Update.
8244 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8245 (emit_link_insn): Update.
8247 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8249 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8250 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8252 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8255 2008-04-07 Jan Hubicka <jh@suse.cz>
8257 * function.h (rtl): Rename to x_rtl.
8259 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8260 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8261 used_temp_slots avail_temp_slots, temp_slot_level,
8262 nonlocal_goto_handler_labels): Update accesstors.
8263 (rtl): New global variable.
8264 (struct function): Move some fileds to rtl_data.
8265 (get_arg_pointer_save_area): Update prototype.
8266 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8267 get_arg_pointer_save_area.
8268 * expr.c (init_expr): Update
8269 * function.c (get_frame_size): Update
8270 (assign_stack_local): Update
8271 (expand_function_end): Update.
8272 (get_art_pointer_save_area): Update
8274 * emit-rtl.c (rtl): Declare.
8275 (regno_reg_rtx): Declare.
8276 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8278 (gen_reg_rtx): Update.
8279 * varasm.c (n_deferred_constatns): Update accestor.
8280 (init_varasm_status): Do not allocate varasm_status.
8281 (force_const_mem, get_pool_size, output_constant_pool): Update.
8282 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8283 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8284 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
8285 * sparc/sparc.h (INIT_EXPANDERS): Update.
8286 * ia64/ia64.h (INIT_EXPANDERS): Update.
8288 2008-04-07 James E. Wilson <wilson@tuliptree.org>
8290 * reload.c (push_secondary_reload): Add missing break to for loop.
8292 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8294 PR middle-end/PR28690
8295 * rtlanal.c: Update copyright years.
8296 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
8297 as REG_POINTER and MEM_POINTER operands.
8298 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
8299 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
8300 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
8301 * gcse.c: Update copyright years.
8302 (pre_delete): Call gen_reg_rtx_and_attrs.
8303 (hoist_code): Likewise.
8304 (build_store_vectors): Likewise.
8305 (delete_store): Likewise.
8306 * loop-invariant.c (move_invariant_reg): Likewise.
8307 Update copyright years.
8309 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
8311 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
8312 control string instead of quoted.
8314 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8316 * doc/rtl.texi: Rewrite of subreg section.
8318 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
8321 * config/i386/i386.c (legitimize_pic_address): Add treating
8322 of dllimport SYM_REF's.
8323 (legitimize_dllimport_symbol): Add prototype.
8325 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8327 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
8328 reference in constructor with non self-referential type.
8330 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8332 Removal of Return with Depressed Stack Pointer support
8333 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
8334 (ECF_SP_DEPRESSED): Likewise.
8335 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
8336 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8337 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8338 (expand_call): Do not test ECF_SP_DEPRESSED.
8339 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8340 * function.c (keep_stack_depressed): Delete.
8341 (handle_epilogue_set): Likewise.
8342 (update_epilogue_consts): Likewise.
8343 (emit_equiv_load): Likewise.
8344 (thread_prologue_and_epilogue_insns): Remove support for Return with
8345 Depressed Stack Pointer.
8346 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8348 2008-04-06 Richard Guenther <rguenther@suse.de>
8350 PR tree-optimization/35400
8351 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
8352 information from SSA_NAMEs.
8354 2008-04-06 Anatoly Sokolov <aesok@post.ru>
8356 * config/avr/avr.h (avr_mega_p): Remove declaration.
8357 (AVR_MEGA): Remove macro.
8358 * config/avr/avr.c (avr_mega_p): Remove variable.
8359 (avr_override_options): Remove inicializion of avr_mega_p.
8360 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8361 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8362 (avr_jump_mode): (Ditto.).
8363 (avr_output_progmem_section_asm_op): (Ditto.).
8364 (avr_asm_init_sections): (Ditto.).
8365 (avr_asm_init_sections): (Ditto.).
8366 (avr_rtx_costs): (Ditto.).
8367 * config/avr/avr.md: (Ditto.).
8368 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
8371 2008-04-06 Richard Guenther <rguenther@suse.de>
8373 PR tree-optimization/35842
8374 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
8375 is_gimple_invariant_address.
8377 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8379 * gcc.c (default_compilers): Sync Fortran extensions list with
8380 that in fortran/lang-specs.h.
8381 * doc/invoke.texi: Likewise.
8382 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8383 * dwarf2out.c (gen_compile_unit_die): Likewise.
8385 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8387 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8389 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8392 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8393 attribute is used for nested functions.
8395 2008-04-05 Jan Hubicka <jh@suse.cz>
8397 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8399 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8401 (dump_files): Update.
8402 (enable_rtl_dump_file): Do not accept letter argument.
8403 * tree-pass.h (dump_file_info): Remove letter argument.
8404 * toplev.c (decode_d_option): Update -da handling.
8405 * toplev.h (enable_rtl_dump_file): Update prototype.
8406 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8407 it out based on pass type.
8408 (register_dump_files_1): Likewise.
8409 (init_optimization_passes): Update register_one_dump_file calls.
8410 (execute_one_pass): Sanity check that IPA passes are called at IPA
8411 level and RTL passes at RTL level.
8412 (execute_pass_list): IPA pass can not be after or subpass of
8414 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8415 disallov RTL subpasses of IPA subpasses.
8417 2008-04-05 Ben Elliston <bje@au.ibm.com>
8419 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8420 builtins that return exactly once and do not throw. Cache call to
8423 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8425 PR rtl-optimization/34916
8427 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8428 between instruction pairs.
8430 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8432 * doc/invoke.texi: Document -mbitops for SH.
8433 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8434 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8435 * config/sh/sh.c (print_operand): Add %t operand code.
8436 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8437 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8438 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8439 (extendqihi2): Likewise.
8440 (movqi_i): Likewise.
8441 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8442 (extv): Use bld instruction for SH2A if possible.
8444 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8445 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8446 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8447 (bset.b, bclr.b): Define peepholes.
8448 * config/sh/sh.opt (mbitops): New option.
8450 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8453 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8454 and view convert expression.
8456 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8459 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8461 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8463 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8465 * config/i386/cpuid.h (bit_AES): New.
8466 (bit_PCLMUL): Likewise.
8468 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8469 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8470 SSE2 if AES or PCLMUL is enabled.
8471 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8472 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8473 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8474 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8475 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8476 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8477 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8478 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8479 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8480 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8481 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8482 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8483 __builtin_ia32_aeskeygenassist128 and
8484 __builtin_ia32_pclmulqdq128.
8485 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8486 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8487 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8489 * config/i386/i386.h (TARGET_AES): New.
8490 (TARGET_PCLMUL): Likewise.
8491 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8493 * config/i386/i386.md (UNSPEC_AESENC): New.
8494 (UNSPEC_AESENCLAST): Likewise.
8495 (UNSPEC_AESDEC): Likewise.
8496 (UNSPEC_AESDECLAST): Likewise.
8497 (UNSPEC_AESIMC): Likewise.
8498 (UNSPEC_AESKEYGENASSIST): Likewise.
8499 (UNSPEC_PCLMUL): Likewise.
8501 * config/i386/i386.opt (maes): New.
8502 (mpclmul): Likewise.
8504 * config/i386/sse.md (aesenc): New pattern.
8505 (aesenclast): Likewise.
8507 (aesdeclast): Likewise.
8509 (aeskeygenassist): Likewise.
8510 (pclmulqdq): Likewise.
8512 * config/i386/wmmintrin.h: New.
8514 * doc/extend.texi: Document AES and PCLMUL built-in function.
8516 * doc/invoke.texi: Document -maes and -mpclmul.
8518 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8520 * function.c (free_after_parsing): Replace with
8521 cxx_push_function_context from C++ front-end.
8522 (allocate_struct_function): Don't call langhook.
8523 * langhooks.h (struct lang_hooks_for_functions): Delete.
8524 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8526 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8527 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8528 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8529 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8530 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8531 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8532 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8534 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8535 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8537 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8540 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8543 2008-04-04 Richard Guenther <rguenther@suse.de>
8546 * fold-const.c (optimize_minmax_comparison): Use the correct
8547 type for the constant in the simplified comparison.
8549 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
8551 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
8552 Pass L2 size as "--param l2-cache-size" to the compiler.
8553 (decode_l2_cache): New function to decode L2 cache parameters using
8554 0x8000006 extended cpuid function.
8555 (detect_caches_amd): Determine parameters of L2 cache using
8556 decode_l2_caches function.
8557 (decode_caches_intel): Decode L2 cache parameters.
8558 (detect_caches_intel): Determine L2 cache parameters using
8559 decode_caches_intel and decode_l2_caches functions.
8561 2008-04-03 Bob Wilson <bob.wilson@acm.org>
8563 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
8564 secondary input reload for subword loads from the constant pool.
8566 2008-04-03 Janis Johnson <janis187@us.ibm.com>
8569 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
8570 constants of the appropriate size for runtime calculations.
8573 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8574 decimal-float literal constant zero.
8576 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8579 * c-parser.c (c_parser_omp_atomic): Call
8580 default_function_array_conversion on the RHS.
8583 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8584 call is_variable_sized if decl has incomplete type.
8586 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8588 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8590 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8592 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8594 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8595 (sgt<u>): Merge sgt and sgtu into new expander.
8596 (sgt, sgtu): Remove expanders.
8597 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8598 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8599 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8600 *sgtu_<mode>_mips16 into new pattern.
8601 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8602 (sge<u>): Merge sge and sgeu into new expander.
8603 (sge, sgeu): Remove expanders.
8604 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8606 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8607 (slt<u>): Merge slt and sltu into new expander.
8608 (slt, sltu): Remove expanders.
8609 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8610 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8611 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8612 *sltu_<mode>_mips16 into new pattern.
8613 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8614 (sle<u>): Merge sle and sleu into new expander.
8615 (sle, sleu): Remove expanders.
8616 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8617 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8618 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8619 *sleu_<mode>_mips16 into new pattern.
8620 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8622 2008-04-03 Jan Hubicka <jh@suse.cz>
8624 PR tree-optimization/35795
8625 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8626 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8627 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8628 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8629 * score/score3.c (score3_output_mi_thunk): Likewise.
8630 * score/score7.c (score7_output_mi_thunk): Likewise.
8631 * mips/mips.c (mips_output_mi_thunk): Likewise.
8633 2008-04-03 Richard Guenther <rguenther@suse.de>
8635 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8636 conversions. Simplify code.
8638 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8640 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8642 2008-04-03 Tom Tromey <tromey@redhat.com>
8643 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8645 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8646 * config/bfin/t-bfin-linux (generated_files): Add
8647 linux-sysroot-suffix.h.
8648 * doc/install.texi (Prerequisites): Require make 3.80.
8649 * doc/sourcebuild.texi (Front End Directory): Document new
8651 * Makefile.in (generated_files): New variable.
8652 (ALL_HOST_OBJS): New variable.
8653 ($(ALL_HOST_OBJS)): New target.
8655 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8657 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8658 (remap_block): Call id->transform_lang_insert_block instead
8660 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8661 Set id.transform_lang_insert_block to NULL.
8662 (clone_body): Move to cp/optimize.c
8663 * tree-inline.h (struct copy_body_data): Change
8664 transform_lang_insert_block to function pointer.
8665 (copy_generic_body, copy_decl_no_change): Export.
8666 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8667 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8668 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8670 * c-tree.h (insert_block): Kill.
8671 * c-decl.c (insert_block): Kill.
8673 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8675 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8676 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8677 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8679 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8680 argument, call {push,pop}_function_context from here.
8681 * c-parser.c: Use c_{push,pop}_function_context.
8683 * function.c (push_function_context_to): Move meat ...
8684 (push_function_context): ... here. Simplify.
8685 * function.c (pop_function_context_from): Move meat ...
8686 (pop_function_context): ... here. Simplify.
8687 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8689 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8690 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8691 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8692 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8694 2008-04-03 Ben Elliston <bje@au.ibm.com>
8696 * expmed.c (extract_force_align_mem_bit_field): Remove.
8698 2008-04-03 Richard Guenther <rguenther@suse.de>
8701 * expr.h (try_casesi): Adjust prototype.
8702 * expr.c (try_casesi): Take fallback label as extra parameter.
8703 Use that for gen_casesi if default_label is NULL.
8704 * stmt.c (expand_case): Pass fallback label to try_casesi,
8705 make sure to fill gaps with a fallback label if default_label
8708 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8711 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8713 2008-04-03 Ben Elliston <bje@au.ibm.com>
8715 * expmed.c (extract_split_bit_field): Remove if (0) code.
8716 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8717 (do_ds_constraint): Likewise.
8719 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8721 * doc/cppopts.texi (-dU): Document.
8722 * c-common.h (flag_dump_macros): Update comment.
8723 * c-opts.c (handle_OPT_d): Handle -dU.
8724 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8725 dump_queued_macros, cb_used_define, cb_used_undef): New.
8726 (init_pp_output): Handle -dU.
8727 (cb_line_change): Call dump_queued_macros.
8728 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8730 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8732 * config/avr/predicates.md (io_address_operand): New predicate.
8733 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8734 * config/avr/avr.c (avr_io_address_p): Remove function.
8735 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8736 'avr_io_address_p' function.
8737 (out_movhi_r_mr): (Ditto.).
8738 (out_movqi_mr_r): (Ditto.).
8739 (out_movhi_mr_r): (Ditto.).
8740 (avr_address_cost): (Ditto.).
8742 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8744 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8745 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8746 in 32bit mode when XMM registers are available to avoid store
8748 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8749 corresponding post-reload splitters.
8751 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8753 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8754 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8755 __builtin_ia32_roundss.
8756 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8757 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8758 __builtin_ia32_roundss.
8759 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8760 IX86_BUILTIN_SHUFPD here.
8762 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8764 * config/i386/i386.md (plogic): New.
8765 (plogicprefix): Likewise.
8767 * config/i386/mmx.md (mmx_<code><mode>3): New.
8768 (mmx_and<mode>3): Removed.
8769 (mmx_ior<mode>3): Likewise.
8770 (mmx_xor<mode>3): Likewise.
8772 * config/i386/sse.md (<code><mode>3): New.
8773 (*<code><mode>3): Likewise.
8774 (*<code><mode>3): Likewise.
8775 (<code><mode>3): Likewise.
8776 (*sse_<code><mode>3): Likewise.
8777 (*sse2_<code><mode>3): Likewise.
8778 (<code>tf3): Likewise.
8779 (*<code>tf3): Likewise.
8780 (and<mode>3): Likewise.
8781 (*and<mode>3): Likewise.
8782 (ior<mode>3): Removed.
8783 (*ior<mode>3): Likewise.
8784 (xor<mode>3): Likewise.
8785 (*xor<mode>3): Likewise.
8786 (*and<mode>3): Likewise.
8787 (*ior<mode>3): Likewise.
8788 (*xor<mode>3): Likewise.
8789 (and<mode>3): Likewise.
8790 (*sse_and<mode>3): Likewise.
8791 (*sse2_and<mode>3): Likewise.
8793 (*andtf3): Likewise.
8794 (ior<mode>3): Likewise.
8795 (*sse_ior<mode>3): Likewise.
8796 (*sse2_ior<mode>3): Likewise.
8798 (*iortf3): Likewise.
8799 (xor<mode>3): Likewise.
8800 (*sse_xor<mode>3): Likewise.
8801 (*sse2_xor<mode>3): Likewise.
8803 (*xortf3): Likewise.
8805 2008-04-02 Richard Guenther <rguenther@suse.de>
8807 PR tree-optimization/14495
8808 PR tree-optimization/34793
8809 * tree-vrp.c (struct switch_update): New structure.
8810 (to_remove_edges, to_update_switch_stmts): New VECs.
8811 (simplify_switch_using_ranges): New function. Remove not taken
8812 case labels and edges.
8813 (simplify_stmt_using_ranges): Call it.
8814 (identify_jump_threads): Mark edges we have queued for removal
8815 so we don't thread them.
8816 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8818 * tree-cfg.c (group_case_labels): Deal with missing default label.
8819 (tree_verify_flow_info): Allow missing default label.
8820 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8821 (emit_case_nodes): Likewise.
8822 (expand_case): Do not rely on the default label to be present.
8823 * expr.c (try_casesi): Deal with NULL default_label.
8824 (do_tablejump): Likewise.
8826 2008-04-02 Richard Guenther <rguenther@suse.de>
8828 PR tree-optimization/14495
8829 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8830 SWITCH_EXPR here ...
8831 (vrp_visit_switch_stmt): ... but here (new function).
8832 (find_case_label_index): New helper function.
8833 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8835 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8837 * fwprop.c: Fix ISO-C99ism.
8839 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8842 * Makefile.in (objdir): Set it here.
8843 * configure.ac: Not here. Find dynamic linker characteristics.
8844 * exec-tool.in: Use them.
8845 * aclocal.m4: Regenerate.
8846 * configure: Regenerate.
8848 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8850 * expr.c (expand_var): Delete it.
8851 * expr.h (expand_var): Delete prototype.
8852 * function.c (expand_function_start): Use expand_decl instead.
8853 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8856 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8858 PR rtl-optimization/35542
8859 * fwprop.c (forward_propagate_and_simplify): Replace
8860 loc_reg_mentioned_in_p with reg_mentioned_p.
8862 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8864 PR rtl-optimization/35281
8865 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8866 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8867 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8868 (varying_mem_p): Move above propagate_rtx.
8869 (all_uses_available_at): Do not check MEMs.
8871 2008-04-02 Rafael Espindola <espindola@google.com>
8873 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8874 (register_edge_assert_for_2): Split the cond argument.
8875 (register_edge_assert_for_1): Adjust for the change in
8876 register_edge_assert_for_2.
8877 (register_edge_assert_for): Split the cond argument.
8878 (find_switch_asserts): Adjust for the change in
8879 register_edge_assert_for.
8881 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8883 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8884 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8885 offsets for 64-bit mingw.
8886 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8887 abi for x86_64-pc-mingw.
8889 2008-04-02 Richard Guenther <rguenther@suse.de>
8891 * tree-vrp.c (extract_range_from_assert): Make sure to not
8892 produce range min/max with TREE_OVERFOW set.
8893 If merging a anti-range and a range keep the anti-range if
8894 the range covers all values of the type.
8895 (register_edge_assert_for_2): Only allow sign-changing
8896 conversions in detecting canonical range checks. Also
8897 register an assert for the unsigned name if useful.
8899 PR tree-optimization/35787
8900 * tree-vrp.c (vrp_val_max): New function.
8901 (vrp_val_min): Likewise.
8902 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8903 (vrp_val_is_min): Likewise.
8904 (supports_overflow_infinity): Use vrp_val_{min,max}.
8905 (negative_overflow_infinity): Likewise.
8906 (positive_overflow_infinity): Likewise.
8907 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8908 (is_positive_overflow_infinity): Likewise.
8909 (is_overflow_infinity): Likewise.
8910 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8911 vrp_val_is_{min,max}.
8912 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8913 to ranges if possible. Avoid empty ranges.
8915 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8918 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8919 the expression is a function address.
8921 2008-04-01 George Helffrich <george@gcc.gnu.org>
8923 PR fortran/35154, fortran/23057
8924 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8925 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8926 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8927 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8929 (dbxout_syms): Check for COMMON-based symbol and wrap in
8930 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8931 in bracket for efficiency.
8933 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8934 using DW_TAG_common_block + member offset.
8935 (add_pubname_string): New function.
8936 (dw_expand_expr): New function to find block name and offset for
8938 (common_check): New function to check whether symbol in Fortran COMMON.
8939 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8941 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8944 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8946 2008-04-02 Ben Elliston <bje@au.ibm.com>
8948 * config/v850/v850.md (casesi): Remove if (0) code.
8949 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8950 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8952 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8954 * config/i386/i386.md (rex64suffix): New mode attribute.
8955 (floathi<mode>2): Disable expander for SSE math.
8956 (*floathi<mode>2_1): New insn insn_and_split pattern.
8957 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8958 corresponding post-reload splitters.
8959 (*floathi<mode>2_i387): New macroized insn pattern.
8960 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8961 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8962 insn_and_split pattern.
8963 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8964 New macroized instruction patterns and corresponding post-reload
8966 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8967 and corresponding post-reload splitters.
8968 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8969 New macroized instruction patterns.
8970 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8971 macroized instruction patterns and corresponding post-reload splitters.
8972 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8973 corresponding post-reload splitters.
8974 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8975 New macroized instruction patterns.
8976 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8977 corresponding post-reload splitters.
8978 (*floatsi<mode>2_i387): New macroized instruction patterns.
8980 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8982 * config/i386/i386.md (smaxmin): New.
8983 (umaxmin): Likewise.
8984 (maxminiprefix): Likewise.
8985 (maxminfprefix): Likewise.
8986 (<code><mode>3): Likewise.
8987 (smin<mode>3): Removed.
8988 (smax<mode>3): Likewise.
8990 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8991 (mmx_<code>v4hi3): Likewise.
8992 (mmx_<code>v8qi3): Likewise.
8993 (mmx_smaxv2sf3): Removed.
8994 (mmx_sminv2sf3): Likewise.
8995 (mmx_umaxv8qi3): Likewise.
8996 (mmx_smaxv4hi3): Likewise.
8997 (mmx_uminv8qi3): Likewise.
8998 (mmx_sminv4hi3): Likewise.
9000 * config/i386/sse.md (<addsub><mode>3): New.
9001 (*<addsub><mode>3): Likewise.
9002 (<sse>_vm<addsub><mode>3): Likewise.
9003 (<maxmin><mode>3): Likewise.
9004 (*<maxmin><mode>3_finite): Likewise.
9005 (*<maxmin><mode>3): Likewise.
9006 (<sse>_vm<maxmin><mode>3): Likewise.
9007 (sse3_h<addsub>v4sf3): Likewise.
9008 (sse3_h<addsub>v2df3): Likewise.
9009 (<maxmin>v16qi3): Likewise.
9010 (*<maxmin>v16qi3): Likewise.
9011 (<maxmin>v8hi3): Likewise.
9012 (*<maxmin>v8hi3): Likewise.
9013 (*sse4_1_<maxmin><mode>3): Likewise.
9014 (*sse4_1_<maxmin><mode>3): Likewise.
9015 (add<mode>3): Removed.
9016 (*add<mode>3): Likewise.
9017 (<sse>_vmadd<mode>3): Likewise.
9018 (sub<mode>3): Likewise.
9019 (*sub<mode>3): Likewise.
9020 (<sse>_vmsub<mode>3): Likewise.
9021 (smin<mode>3): Likewise.
9022 (*smin<mode>3_finite): Likewise.
9023 (*smin<mode>3): Likewise.
9024 (<sse>_vmsmin<mode>3): Likewise.
9025 (smax<mode>3): Likewise.
9026 (*smax<mode>3_finite): Likewise.
9027 (*smax<mode>3): Likewise.
9028 (<sse>_vmsmax<mode>3): Likewise.
9029 (sse3_haddv4sf3): Likewise.
9030 (sse3_haddv2df3): Likewise.
9031 (sse3_hsubv4sf3): Likewise.
9032 (sse3_hsubv2df3): Likewise.
9033 (umaxv16qi3): Likewise.
9034 (*umaxv16qi3): Likewise.
9035 (smaxv8hi3): Likewise.
9036 (*smaxv8hi3): Likewise.
9037 (*sse4_1_smax<mode>3): Likewise.
9038 (*sse4_1_umax<mode>3): Likewise.
9039 (uminv16qi3): Likewise.
9040 (*uminv16qi3): Likewise.
9041 (sminv8hi3): Likewise.
9042 (*sminv8hi3): Likewise.
9043 (*sse4_1_smin<mode>3): Likewise.
9044 (*sse4_1_umin<mode>3): Likewise.
9046 2008-04-01 Rafael Espindola <espindola@google.com>
9048 * tree-cfg.c (verify_expr): remove in_phi.
9049 (verify_stmt): Don't call walk_tree with verify_expr. Use
9050 is_gimple_min_invariant instead of is_gimple_val.
9052 2008-04-01 Joseph Myers <joseph@codesourcery.com>
9054 * doc/include/gpl_v3.texi: Update for manpage generation.
9055 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
9057 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
9058 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
9059 gpl_v3.texi instead of gpl.texi.
9062 2008-04-01 Jakub Jelinek <jakub@redhat.com>
9065 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
9067 2008-04-01 Rafael Espindola <espindola@google.com>
9069 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
9070 (extract_code_and_val_from_cond): Use
9071 extract_code_and_val_from_cond_with_ops.
9073 2008-04-01 Jan Hubicka <jh@suse.cz>
9075 * function.c (free_after_compilation): Free epilogue_delay_list.
9076 (prepare_function_start): Assert that previous compilation was freed.
9078 2008-04-01 Jan Hubicka <jh@suse.cz>
9079 Jim Wilson <wilson@tuliptree.org>
9080 Andreas Tobler <andreast@gcc.gnu.org>
9083 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
9084 rtl.emit instead cfun->emit.
9085 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
9086 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
9088 2008-04-01 Ben Elliston <bje@au.ibm.com>
9090 * doc/c-tree.texi (Function Basics): Fix grammatical error.
9092 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
9094 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
9096 (fprofile-use): Add var flag_profile_use
9097 * coverage.c (coverage_begin_output): Do not open a gcno file for
9098 output only if -ftest-coverage is set.
9099 Do not add getpwd() to gcda file path.
9100 (build_gcov_info): Check the new flag
9101 flag_profile_datafile_relative_path.
9102 (coverage_init): Use profile_data_prefix.
9103 Read profile counter only if flag_profile_use is set.
9104 * opts.c (common_handle_option): New option fprofile-use=,
9105 fprofile-dir=, fprofile-generate=.
9106 * toplev.c (profile_data_prefix): New variable definition.
9107 * toplev.h (profile_data_prefix): New declaration.
9108 * doc/invoke.tex (Option Summary, Optimization Options):
9111 2008-03-31 James E. Wilson <wilson@tuliptree.org>
9113 * varasm.c (output_constant_pool_1): In LABEL_REF check,
9114 use tmp consistently.
9117 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
9118 * config/ia64/ia64.c (rtx_needs_barrier): Handle
9119 UNSPEC_FR_RECIP_APPROX_RES.
9120 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
9122 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
9125 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
9127 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
9130 * fold-const.c (fold_indirect_ref_1): Support accessing non first
9131 element of the vector via a pointer.
9133 2008-03-31 Ian Lance Taylor <iant@google.com>
9135 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
9137 2008-03-31 Jan Hubicka <jh@suse.cz>
9139 * builtins.c (expand_builtin_setjmp_receiver): Update call of
9140 get_arg_pointer_save_area.
9141 * expr.c (init_expr): Just clear out rtl.expr.
9142 * function.c (free_after_compilation): Clear out whole RTL structure.
9143 (get_func_frame_size): Merge into ...
9144 (get_frame_size): ... this one.
9145 (assign_stack_local_1): Merge into ...
9146 (assign_stack_local): ... this one.
9147 (expand_function_end): Update call of get_arg_pointer_save_area.
9148 (get_art_pointer_save_area): Remove cfun argument.
9149 * function.h (emit_status): regno_pointer_align does not need length
9150 attribute. Move x_regno_reg_rtx to ...
9151 (regno_reg_rtx): ... new global array.
9152 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
9153 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
9154 apply_args_value, forced_labels, stack_pointer_delta):
9156 (struct varasm_status): Move here from varasm.c
9157 (struct rtl_data): New. Move here some fields from struct function.
9158 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
9159 frame_offset, stack_check_probe_note, arg_pointer_save_area,
9160 used_temp_slots avail_temp_slots, temp_slot_level,
9161 nonlocal_goto_handler_labels): Update accesstors.
9162 (rtl): New global variable.
9163 (struct function): Move some fileds to rtl_data.
9164 (get_arg_pointer_save_area): Update prototype.
9165 * emit-rtl.c (rtl): Declare.
9166 (regno_reg_rtx): Declare.
9167 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
9169 (gen_reg_rtx): Update.
9170 (init_virtual_regs): Do not tate emit_status argument.
9171 (init_emit): Do not allocate emit.
9172 * varasm.c (varasm_statuc): Move to function.h.
9173 (n_deferred_constatns): Update accestor.
9174 (init_varasm_status): Do not allocate varasm_status.
9175 (force_const_mem, get_pool_size, output_constant_pool): Update.
9176 * stmt.c (force_label_rtx): Do not use x_ prefixes.
9177 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
9179 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
9181 PR rtl-optimization/35729
9182 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
9185 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
9188 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
9189 load/store if memory is unaligned.
9190 (*movti_rex64): Likewise.
9192 * config/i386/predicates.md (misaligned_operand): New.
9194 2008-03-31 Andrew Pinski <pinskia@gmail.com>
9197 * tree-ssa-phiopt.c (conditional_replacement): Return early for
9200 2008-03-31 Jan Beulich <jbeulich@novell.com>
9202 * config/ia64/constraints.md: Add 'j' constraint.
9203 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
9204 (movdi_internal): Likewise.
9206 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
9209 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
9211 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
9214 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
9215 proper error message for the third argument on blendpd and
9218 * config/i386/sse.md (blendbits): New.
9219 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
9221 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
9223 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
9225 2008-03-30 Richard Guenther <rguenther@suse.de>
9228 * fold-const.c (fold_sign_changed_comparison): Do leave
9229 conversions to base-types alone.
9231 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
9233 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
9234 the link register if one altivec register is be saved.
9236 2008-03-30 Ben Elliston <bje@au.ibm.com>
9238 * final.c (final_scan_insn): Remove if (0) code.
9240 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9242 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9244 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9246 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9247 of V4SFmode to ix86_binary_operator_ok.
9249 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9251 * config/i386/i386.c (override_options): Initialize
9252 ix86_veclib_handler to ix86_veclibabi_svml when
9253 -mveclibabi=svml is used.
9254 (ix86_veclibabi_svml): New function for SVML ABI style
9255 vectorization support.
9256 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9258 2008-03-28 Rafael Espindola <espindola@google.com>
9260 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9261 (tree_binary_nonnegative_warnv_p): Make it public.
9262 (tree_single_nonnegative_warnv_p): Make it public.
9263 (tree_invalid_nonnegative_warnv_p): Make it public.
9264 (tree_unary_nonzero_warnv_p): Make it public.
9265 (tree_binary_nonzero_warnv_p): Make it public
9266 (tree_single_nonzero_warnv_p): Make it public.
9267 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
9268 (extract_range_from_binary_expr): Split the expr argument.
9269 (extract_range_from_unary_expr): Split the expr argument.
9270 (extract_range_from_comparison): Split the expr argument.
9271 (extract_range_from_expr): Use the new aux functions.
9272 (vrp_evaluate_conditional_warnv): Use
9273 vrp_evaluate_conditional_warnv_with_ops.
9274 * tree.h (tree_unary_nonzero_warnv_p): Declare.
9275 (tree_binary_nonzero_warnv_p): Declare.
9276 (tree_single_nonzero_warnv_p): Declare.
9277 (tree_expr_nonzero_warnv_p): Declare.
9278 (tree_unary_nonnegative_warnv_p): Declare.
9279 (tree_binary_nonnegative_warnv_p): Declare.
9280 (tree_single_nonnegative_warnv_p): Declare.
9281 (tree_invalid_nonnegative_warnv_p): Declare.
9283 2008-03-28 Richard Guenther <rguenther@suse.de>
9285 PR tree-optimization/30317
9286 PR tree-optimization/30911
9287 PR tree-optimization/34793
9288 * tree-vrp.c (set_and_canonicalize_value_range): New function.
9289 (struct assert_locus_d): New member EXPR.
9290 (register_new_assert_for): Add EXPR parameter to support
9291 ASSERT_EXPR <name, expr OP limit>.
9292 (register_edge_assert_for_1): Adjust callers.
9293 (find_assert_locations): Likewise.
9294 (process_assert_insertions_for): Build condition from expression.
9295 (extract_range_from_assert): Handle ASSERT_EXPRs
9296 of the form ASSERT_EXPR <name, expr OP limit>.
9297 (register_edge_assert_for_2): New helper registering
9298 asserts for comparisons. Recognize range tests of the form
9299 (unsigned)i - CST1 OP CST2.
9300 (register_edge_assert_for_1): Use it.
9301 (register_edge_assert_for): Likewise.
9302 (needs_overflow_infinity): Integer sub-types
9303 do not need overflow infinities.
9304 (vrp_val_is_max): The extreme values of integer sub-types
9305 are those of the base type.
9306 (vrp_val_is_min): Likewise.
9307 * tree.def (ASSERT_EXPR): Document extra allowed conditional
9310 2008-03-28 Nick Clifton <nickc@redhat.com>
9313 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9314 Return GENERAL_REGS for stack adjustment reloads.
9316 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9319 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
9320 const_vector when all the vectors are constant.
9322 2008-03-27 Bob Wilson <bob.wilson@acm.org>
9324 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
9326 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
9327 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
9329 (s<code>_sf): Use new scc_sf attribute for opcode names.
9331 2008-03-27 Tom Tromey <tromey@redhat.com>
9333 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
9334 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
9335 config/spu/t-spu-elf, config/i386/t-interix,
9336 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
9337 config/i386/x-darwin, config/i386/x-mingw32,
9338 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
9339 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
9340 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
9341 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
9342 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
9343 config/rs6000/x-darwin, config/rs6000/t-rs6000,
9344 config/score/t-score-elf, config/arm/t-strongarm-pe,
9345 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
9346 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
9347 Revert automatic dependency patch.
9349 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
9352 * config/i386/i386.c (ix86_function_arg_boundary): Align
9353 decimal floating point to its natural boundary.
9355 2008-03-27 Richard Guenther <rguenther@suse.de>
9358 * fold-const.c (fold_comparison): Restrict distinct decl
9359 comparison folding to VAR_DECLs and PARM_DECLs. Do not
9360 solely rely on operand_equal_p.
9362 2008-03-27 Richard Guenther <rguenther@suse.de>
9365 * c-common.c (handle_weak_attribute): Reject combination of
9368 2008-03-27 Richard Guenther <rguenther@suse.de>
9370 PR tree-optimization/32810
9371 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
9372 conversions from DECL_INITIAL.
9373 (fold_const_aggregate_ref): Likewise from constructor elements.
9375 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9377 * tree-affine.h (aff_combination_expand): Declare.
9378 (get_inner_reference_aff): Likewise.
9379 * tree-affine.c (aff_combination_expand): Split out from
9380 tree_to_aff_combination_expand.
9381 (get_inner_reference_aff): New function.
9382 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9383 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9384 (struct lim_aux_data): sm_done field removed.
9385 (mem_ref_loc_p, mem_ref_locs_p): New types.
9386 (struct mem_ref): Added id, stored, accesses_in_loop,
9387 indep_loop, dep_loop, indep_ref, dep_ref fields.
9388 Removed is_stored, locs and next fields.
9389 (memory_accesses): New variable.
9390 (movement_possibility): Do not allow moving statements
9391 that store to memory.
9392 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9394 (determine_max_movement): For statements with memory references,
9395 find the outermost loop in that the reference is independent.
9396 (move_computations_stmt): Mark the virtual operands for renaming.
9397 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9398 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9399 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9400 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9401 create_vop_ref_mapping, analyze_memory_references,
9402 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9403 get_all_locs_in_loop, ref_always_accessed_p,
9404 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9405 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9406 store_motion_loop, store_motion): New functions.
9407 (struct vop_to_refs_elt): New type.
9408 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9409 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9410 (schedule_sm): Replaced by...
9411 (execute_sm): ... this.
9412 (determine_lsm_ref, hoist_memory_references,
9413 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9414 find_more_ref_vops, free_mem_ref, free_mem_refs,
9415 determine_lsm_loop, determine_lsm): Removed.
9416 (tree_ssa_lim_finalize): Free data structures used by store motion.
9417 (tree_ssa_lim): Call analyze_memory_references. Use
9418 store_motion instead of determine_lsm.
9420 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9422 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9423 rename tmake_file to m68hc11/t-m68hc11.
9424 (mcore): Set inhibit_libc to true.
9425 * config.host (alpha*-dec-*vms*): Set extra_programs.
9426 (interix3*): Don't use host_xmake_file.
9427 * configure.ac: Let config.gcc override inhibit_libc.
9428 * configure: Regenerate.
9430 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9431 * config/t-openbsd-thread: Remove commented out lines.
9433 * config/x-interix: Remove.
9435 * config/m68hc11/t-m68hc11-gas: Rename to...
9436 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9438 * config/mcore/t-mcore: Remove T_CFLAGS.
9439 * config/mcore/t-mcore-pe: Likewise.
9441 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9443 * configure.ac: Replace custom __GNU_SOURCE test with
9444 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9445 * aclocal.m4: Regenerate.
9446 * configure: Regenerate.
9447 * config.in: Regenerate.
9449 2008-03-27 Richard Guenther <rguenther@suse.de>
9451 * fold-const.c (target.h): Include.
9452 (fold_comparison): Fold comparison of addresses of decls
9453 that bind locally or of constants. Consolidate address folding code.
9454 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9455 results from fold_binary_to_constant.
9456 (compare_values_warnv): Likewise.
9458 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9461 * fold-const.c (fold_truthop): Check for integeral types when folding
9462 a == 0 && b == 0 and a != 0 || b != 0 .
9464 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9466 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9468 2008-03-26 Andreas Schwab <schwab@suse.de>
9470 * doc/invoke.texi: Fix use of @item vs. @itemx.
9472 2008-03-26 Tom Tromey <tromey@redhat.com>
9474 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9475 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9476 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9477 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9478 build/genconstants.o, build/genemit.o, build/genextract.o,
9479 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9480 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9483 2008-03-26 Richard Guenther <rguenther@suse.de>
9486 2008-03-26 Richard Guenther <rguenther@suse.de>
9488 * fold-const.c (target.h): Include.
9489 (fold_comparison): Fold comparison of addresses of two decls
9490 that bind locally. Consolidate address folding code.
9492 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9494 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9495 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9496 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9497 dconstsqrt2, dconstthird, dconste and/or dconst10.
9498 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9499 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9500 dconstsqrt2, dconste): Delete.
9501 (init_emit_once): Likewise. Simplify initializing dconstm1.
9503 * real.c (get_real_const): New.
9504 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9505 dconstsqrt2, dconste): Delete.
9506 (real_value_const, get_real_const): New.
9508 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9510 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9512 * config/i386/i386.c (ix86_function_arg_boundary): Check
9513 BIGGEST_ALIGNMENT instead of 128.
9514 (setup_incoming_varargs_64): Likewise.
9516 2008-03-26 Tom Tromey <tromey@redhat.com>
9518 * Makefile.in (DEPFILES): Add missing '/'.
9520 2008-03-26 Richard Guenther <rguenther@suse.de>
9522 * fold-const.c (target.h): Include.
9523 (fold_comparison): Fold comparison of addresses of two decls
9524 that bind locally. Consolidate address folding code.
9526 2008-03-26 Nick Clifton <nickc@redhat.com>
9529 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9530 not allow INT+INT as a legitimate addressing mode.
9532 2008-03-26 Richard Guenther <rguenther@suse.de>
9534 * tree-flow.h (widen_bitfield): Remove declaration.
9535 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9536 (widen_bitfield): Remove function.
9537 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9540 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9543 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9546 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9548 PR rtl-optimization/35232
9549 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9550 (forget_old_reloads_1, forget_marked_reloads): Don't clear
9551 reg_reloaded_call_part_clobbered here.
9552 (reload_regs_reach_end_p): New function.
9553 (reload_reg_rtx_for_input): New variable.
9554 (reload_reg_rtx_for_output): Likewise.
9555 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
9556 when reassigning a pseudo register. Load reloadreg from
9557 reload_reg_rtx_for_input, moving the mode and register
9559 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
9560 instead of the original when deciding whether an input reload
9561 would be a no-op or whether an output reload can be deleted.
9562 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
9563 when setting up new_spill_reg_store. Load it from
9564 reload_reg_rtx_for_output, moving the mode and register
9566 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
9567 instead of the original when deciding whether an output reload
9568 would be a no-op. Do the same when modifying insn notes.
9569 Use rtx_equal_p instead of == to compare the registers.
9570 (inherit_piecemeal_p): Take a mode and two register numbers
9572 (emit_reload_insns): Clear new_spill_reg_store for every hard
9573 register in the reload register. Remove spill registers
9574 from reg_reloaded_valid before considering whether to record
9575 inheritance information for them. Use reload_reg_rtx_for_output
9576 instead of reg_rtx when recording output reloads. Use
9577 reload_reg_rtx_for_input instead of reg_rtx when recording
9578 input reloads. Set or clear reg_reloaded_call_part_clobbered
9579 at the same time as setting reg_reloaded_valid.
9580 (delete_output_reload): Add a new_reload_reg parameter and use it
9581 instead of rld[j].reg_rtx.
9582 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9585 2008-03-25 Tom Tromey <tromey@redhat.com>
9587 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9588 (build/genattr.o): Likewise.
9589 (build/genattrtab.o): Likewise.
9590 (build/gencodes.o): Likewise.
9591 (build/genconfig.o): Likewise.
9592 (build/genconstants.o): Likewise.
9593 (build/genemit.o): Likewise.
9594 (build/genextract.o): Likewise.
9595 (build/genflags.o): Likewise.
9597 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9599 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9600 instead of size_int for integer types.
9601 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9602 to match type of MINUS_EXPR.
9604 2008-03-25 Tom Tromey <tromey@redhat.com>
9606 * configure: Rebuilt.
9607 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9610 2008-03-25 Tom Tromey <tromey@redhat.com>
9612 * config/x-solaris (host-solaris.o): Update.
9613 * config/x-linux (host-linux.o): Update.
9614 * config/x-hpux (host-hpux.o): Update.
9615 * config/x-darwin (host-darwin.o): Update.
9616 * config/v850/t-v850e (v850-c.o): Update.
9617 * config/v850/t-v850 (v850-c.o): Update.
9618 * config/t-vxworks (vxworks.o): Update.
9619 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9620 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9621 * config/spu/t-spu-elf (spu-c.o): Update.
9623 * config/sh/t-symbian (sh-c.o): Update.
9624 (symbian.o): Update.
9625 * config/sh/t-sh (sh-c.o): Update.
9626 * config/score/t-score-elf (score7.o, score3.o): Update.
9627 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9628 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9629 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9630 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9632 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9633 * config/m32c/t-m32c (m32c-pragma.o): Update.
9634 * config/ia64/t-ia64 (ia64-c.o): Update.
9635 * config/i386/x-mingw32 (host-mingw32.o): Update.
9636 * config/i386/x-i386 (driver-i386.o): Update.
9637 * config/i386/x-darwin (host-i386-darwin.o): Update.
9638 * config/i386/x-cygwin (host-cygwin.o): Update.
9639 * config/i386/t-nwld (nwld.o): Update.
9640 * config/i386/t-netware (netware.o): Update.
9641 * config/i386/t-interix (winnt.o): Update.
9642 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9643 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9644 msformat-c.o): Update.
9645 * config/bfin/t-bfin-linux (generated_files): Add
9646 linux-sysroot-suffix.h.
9647 * config/arm/t-wince-pe (pe.o): Update.
9648 * config/arm/t-strongarm-pe (pe.o): Update.
9649 * config/arm/t-pe (pe.o): Update.
9650 * config/arm/t-arm (arm-c.o): Update.
9651 * doc/install.texi (Prerequisites): Require make 3.80.
9652 * Makefile.in: Remove .o targets.
9653 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9654 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9655 (simple_generated_h, simple_generated_c): Move earlier.
9656 (generated_files): New variable.
9657 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9658 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9659 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9660 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9661 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9662 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9663 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9664 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9665 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9666 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9667 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9668 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9670 (COMPILE.base, COMPILE): New variables.
9671 (%.o): New pattern rule.
9672 (ALL_HOST_OBJS): New variable.
9673 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9674 (dummy-checksum.o, cc1-checksum.o): Remove.
9675 (DRIVER_SHLIB): New variable.
9676 (DRIVER_DEFINES): Use it.
9677 (gencondmd.c): Move out of build/.
9678 (s-conditions): Update.
9679 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9680 (ALL_BUILD_OBJS): Likewise.
9681 (build/%.o): Use BUILDCOMPILE.
9682 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9683 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9684 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9685 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9686 build/genconfig.o, build/genconstants.o, build/genemit.o,
9687 build/genextract.o, build/genflags.o, build/genmddeps.o,
9688 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9689 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9690 build/gen-protos.o, build/scan.o, build/fix-header.o,
9691 build/scan-decls.o): Simplify.
9692 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9693 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9694 prefix.o, toplev.o): Reduce to variable setting.
9695 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9696 ($(out_object_file), gcc-options.o): New targets.
9697 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9698 * configure: Rebuilt.
9699 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9700 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9702 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9704 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9705 complain when we hit an error, return ERROR_MARK_NODE.
9707 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9709 * config/sh/constraints.md (Pso, Psz): New constraints.
9710 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9711 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9713 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9715 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9716 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9718 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9720 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9721 (prefetch_sh2a): New.
9723 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9724 Naveen.H.S <naveen.hs@kpitcummins.com>
9726 * config/sh/constraints.md (I28): New constraint.
9727 * config/sh/sh.c (broken_move): Add support for movi20s.
9728 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9730 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9731 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9732 Naveen.H.S <naveen.hs@kpitcummins.com>
9734 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9735 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9736 (print_operand): Handle resbank in %@ operand code.
9737 (sh_encode_section_info): New.
9738 (push_regs): Add conditions for resbank.
9739 (sh_expand_epilogue): Likewise.
9740 (sh_insert_attributes): Likewise.
9741 (sh_attribute_table): Likewise.
9742 (sh_handle_resbank_handler_attribute): New.
9743 (sh2a_handle_function_vector_handler_attribute): New.
9744 (sh2a_is_function_vector_call): New.
9745 (sh2a_get_function_vector_number): New.
9746 (sh2a_function_vector_p): New.
9747 (sh_cfun_resbank_handler_p): New.
9748 * config/sh/sh.md (calli): Emit jsr/n if possible.
9749 (calli_tbr_rel): New.
9750 (calli_pcrel): Emit jsr/n if possible.
9751 (return_i): Emit rts/n if possible.
9752 (call_valuei_tbr_rel): New.
9753 (call_valuei_pcrel): Add condition for SH2A target.
9754 (call_value): Likewise.
9755 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9756 (sh2a_get_function_vector_number): Likewise.
9757 (sh2a_is_function_vector_call): Likewise.
9758 * doc/extend.texi: Document TBR relative addressing of SH2A.
9759 (resbank): Add description for SH2A.
9761 2008-03-24 Richard Guenther <rguenther@suse.de>
9764 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9765 pointer assignments change conversions according to middle-end rules.
9766 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9767 * configure.ac: Include type checking in yes.
9768 * configure: Regenerate.
9770 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9772 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9773 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9775 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9777 * gthr-vxworks.h (UNUSED): Define.
9779 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9781 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9783 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9785 * doc/extend.texi (Function Attributes): Add missing comma in the
9786 example of the "alloc_size" attribute.
9788 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9791 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9793 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9796 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9799 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9800 of the underlying type of a MS bitfield layout to the natural
9801 alignment of the type.
9803 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9805 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9806 to their natural alignment to avoid store forwarding stalls.
9808 2008-03-22 Richard Guenther <rguenther@suse.de>
9810 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9811 For PHI nodes verify the address is invariant.
9812 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9813 (get_symbol_constant_value): Use is_gimple_min_invariant.
9814 (maybe_fold_stmt_indirect): Likewise.
9816 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9818 PR rtl-optimization/33927
9819 * Makefile.in (dse.o): Depend on $(TM_P_H).
9820 * expr.h (extract_low_bits): Declare.
9821 * expmed.c (extract_low_bits): New function.
9822 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9823 * dse.c: Include tm_p.h.
9824 (find_shift_sequence): Remove the read_reg argument and return the
9825 read value. Emit the instructions instead of returning them.
9826 Iterate on new_mode rather than calculating it each time.
9827 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9828 source to NEW_MODE and extract_low_bits to convert the shifted
9830 (replace_read): Allow the load and store to have different mode
9831 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9832 or extraction instructions before trying the replacement. Update
9833 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9835 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9837 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9838 to their natural alignment to avoid store forwarding stalls.
9840 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9843 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9844 encouraging but not allowing gprs for input;
9845 change the input constraint to !f#r.
9846 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9848 change the output constraint to !f#r.
9850 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9853 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9854 corresponding post-reload splitters.
9855 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9856 when x87 FP math is selected.
9857 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9858 New function prototype.
9859 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9860 unreachable function to ease macroization of insn patterns.
9862 2008-03-21 Martin Jambor <mjambor@suse.cz>
9864 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9865 reference dumps if ddr is NULL or dependence is unknown.
9867 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9869 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9870 unsigned extension into account.
9871 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9872 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9873 Do computations on a scratch register.
9875 2008-03-21 Richard Guenther <rguenther@suse.de>
9877 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9878 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9879 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9880 * tree-ssa-dom.c (record_equality): Likewise.
9881 * tree-inline.c (copy_body_r): Likewise.
9882 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9885 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9887 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9888 as 'delete_unused' argument.
9890 2008-03-20 Richard Guenther <rguenther@suse.de>
9892 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9893 special casing of constant qualifiers.
9894 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9895 care about them in general.
9896 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9897 regardless of their type.
9898 (fold_stmt_r): Forcefully fold *& if we end up with that.
9900 2008-03-20 Paul Brook <paul@codesourcery.com>
9902 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9903 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9905 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9907 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9908 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9910 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9912 * common.opt (Wmudflap): New option.
9913 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9914 (mx_register_decls): Likewise.
9915 (mudflap_finish_file): Likewise.
9916 * doc/invoke.texi: Document -Wno-mudflap.
9918 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9920 * c-format.c (replace_format_name_to_system_name): New.
9922 (convert_format_name_to_system_name): New.
9923 (decode_format_attr): Add use of convert_format_name_to_system_name.
9924 (format_types_orig): Add gnu_ prefix to names.
9925 (check_format_info_main): Special treating of \0 escaped names for
9926 supporting multi-character format specifiers as I32, I64.
9927 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9928 (gnu_target_overrides_format_attributes): New.
9929 * c-format.h: Add structure target_ovr_attr to hold
9930 system specific formatter names.
9931 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9932 msformat-c.o file to c_target_objs and cxx_target_objs.
9933 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9934 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9935 (TARGET_N_FORMAT_TYPES): New.
9936 * config/i386/msformat-c.c: New.
9937 * config/i386/t-cygming: Add build rule for msformat-c.o.
9938 * doc/extend.texi: Add new format names gnu_* and ms_* and
9940 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9942 2008-03-20 Ira Rosen <irar@il.ibm.com>
9944 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9945 optimizations turned on under -O3.
9946 (ftree-vectorize): Add that the flag is turned on with -O3.
9948 2008-03-20 Ben Elliston <bje@au.ibm.com>
9950 * regmove.c (try_auto_increment): Fix spelling error in comment.
9951 * final.c (final_scan_insn): Likewise.
9953 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9956 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9957 allocator preferences for "y" and "r" class registers.
9958 ("*mov<mode>_internal"): Ditto.
9959 ("*movv2sf_internal_rex64"): Ditto.
9960 ("*movv2sf_internal"): Ditto.
9962 2008-03-19 Michael Matz <matz@suse.de>
9965 * calls.c (expand_call): Check overlap of arguments with call
9966 address for sibcalls.
9968 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9971 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9972 of the underlying type of a MS bitfield layout to the natural
9973 alignment of the type.
9975 2008-03-19 Jan Hubicka <jh@suse.cz>
9978 * toplev.c (decode_d_option): Handle all CPP flags.
9979 * tree-vrp.c: Update tree_pass descriptors.
9980 * regrename.c: Update tree_pass descriptors.
9981 * fwprop.c: Update tree_pass descriptors.
9982 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9983 * tree-into-ssa.c: Update tree_pass descriptors.
9984 * tree-dump.c: Update tree_pass descriptors.
9985 * tree-complex.c: Update tree_pass descriptors.
9986 * tree-dump.h: Update tree_pass descriptors.
9987 * see.c: Update tree_pass descriptors.
9988 * cgraphbuild.c: Update tree_pass descriptors.
9989 * tracer.c: Update tree_pass descriptors.
9990 * tree-loop-distribution.c: Update tree_pass descriptors.
9991 * cgraph.c: Update tree_pass descriptors.
9992 * postreload-gcse.c: Update tree_pass descriptors.
9993 * postreload.c: Update tree_pass descriptors.
9994 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9995 * tree-tailcall.c: Update tree_pass descriptors.
9996 * tree-pass.h (tree_opt_pass): Rename to ...
9997 (opt_pass) ... this one; add "type" field and remove letter field.
9998 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9999 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
10000 all_lowering_passes): Update declaration.
10001 * ipa-cp.c: Update tree_pass descriptors.
10002 * final.c: Update tree_pass descriptors.
10003 * omp-low.c: Update tree_pass descriptors.
10004 * tree-ssa-dse.c: Update tree_pass descriptors.
10005 * ipa-reference.c: Update tree_pass descriptors.
10006 * tree-ssa-uncprop.c: Update tree_pass descriptors.
10007 * auto-inc-dec.c: Update tree_pass descriptors.
10008 * reorg.c: Update tree_pass descriptors.
10009 * cgraphunit.c: Update tree_pass descriptors.
10010 * tree-ssa-copyrename.c: Update tree_pass descriptors.
10011 * tree-ssa-ccp.c: Update tree_pass descriptors.
10012 * df-core.c: Update tree_pass descriptors.
10013 * mode-switching.c: Update tree_pass descriptors.
10014 * tree-nomudflap.c: Update tree_pass descriptors.
10015 * modulo-sched.c: Update tree_pass descriptors.
10016 * ipa-pure-const.c: Update tree_pass descriptors.
10017 * cse.c: Update tree_pass descriptors.
10018 * web.c: Update tree_pass descriptors.
10019 * tree-stdarg.c: Update tree_pass descriptors.
10020 * tree-ssa-math-opts.c: Update tree_pass descriptors.
10021 * tree-ssa-dom.c: Update tree_pass descriptors.
10022 * tree-nrv.c: Update tree_pass descriptors.
10023 * tree-ssa-alias.c: Update tree_pass descriptors.
10024 * loop-init.c: Update tree_pass descriptors.
10025 * gimple-low.c: Update tree_pass descriptors.
10026 * ipa-inline.c: Update tree_pass descriptors.
10027 * tree-ssa-sink.c: Update tree_pass descriptors.
10028 * global.c: Update tree_pass descriptors.
10029 * ifcvt.c: Update tree_pass descriptors.
10030 * jump.c: Update tree_pass descriptors.
10031 * predict.c: Update tree_pass descriptors.
10032 * tree-ssa-loop.c: Update tree_pass descriptors.
10033 * recog.c: Update tree_pass descriptors.
10034 * dse.c: Update tree_pass descriptors.
10035 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
10036 * tree-eh.c: Update tree_pass descriptors.
10037 * regmove.c: Update tree_pass descriptors.
10039 * function.c: Update tree_pass descriptors.
10040 * tree-vectorizer.c: Update tree_pass descriptors.
10041 * gcse.c: Update tree_pass descriptors.
10042 * ipa-type-escape.c: Update tree_pass descriptors.
10043 * tree-if-conv.c: Update tree_pass descriptors.
10044 * init-regs.c: Update tree_pass descriptors.
10045 * ipa.c: Update tree_pass descriptors.
10046 * tree-ssa-phiopt.c: Update tree_pass descriptors.
10047 * rtl-factoring.c: Update tree_pass descriptors.
10048 * lower-subreg.c: Update tree_pass descriptors.
10049 * bt-load.c: Update tree_pass descriptors.
10050 * tree-dfa.c: Update tree_pass descriptors.
10051 * except.c: Update tree_pass descriptors.
10052 * emit-rtl.c: Update tree_pass descriptors.
10053 * cfgexpand.c: Update tree_pass descriptors.
10054 * tree-cfgcleanup.c: Update tree_pass descriptors.
10055 * cfgcleanup.c: Update tree_pass descriptors.
10056 * tree-ssa-pre.c: Update tree_pass descriptors.
10057 * tree-sra.c: Update tree_pass descriptors.
10058 * tree-mudflap.c: Update tree_pass descriptors.
10059 * tree-ssa-copy.c: Update tree_pass descriptors.
10060 * cfglayout.c: Update tree_pass descriptors.
10061 * tree-ssa-forwprop.c: Update tree_pass descriptors.
10062 * tree-ssa-dce.c: Update tree_pass descriptors.
10063 * tree-ssa.c: Update tree_pass descriptors.
10064 * regclass.c: Update tree_pass descriptors.
10065 * integrate.c: Update tree_pass descriptors.
10066 * tree-optimize.c: Update tree_pass descriptors.
10067 * tree-ssa-phiprop.c: Update tree_pass descriptors.
10068 * tree-object-size.c: Update tree_pass descriptors.
10069 * combine.c: Update tree_pass descriptors.
10070 * tree-outof-ssa.c: Update tree_pass descriptors.
10071 * bb-reorder.c: Update tree_pass descriptors.
10072 * stack-ptr-mod.c: Update tree_pass descriptors.
10073 * var-tracking.c: Update tree_pass descriptors.
10074 * tree-profile.c: Update tree_pass descriptors.
10075 * tree-vect-generic.c: Update tree_pass descriptors.
10076 * reg-stack.c: Update tree_pass descriptors.
10077 * sched-rgn.c: Update tree_pass descriptors.
10078 * tree-ssa-structalias.c: Update tree_pass descriptors.
10079 * tree-cfg.c: Update tree_pass descriptors.
10080 * passes.c (current_pass): Update declaration.
10081 (finish_optimization_passes): Update.
10082 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
10083 (register_one_dump_file, register_dump_files_1, next_pass_1):
10085 (init_optimization_passes): Update handling of new types.
10086 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
10087 * ipa-struct-reorg.c: Update tree_pass descriptors.
10088 * tree-ssa-reassoc.c: Update tree_pass descriptors.
10089 * combine-stack-adj.c: Update tree_pass descriptors.
10090 * cfgrtl.c: Update tree_pass descriptors.
10091 * dce.c: Update tree_pass descriptors.
10092 * tree-ssanames.c: Update tree_pass descriptors.
10094 2008-03-19 Richard Guenther <rguenther@suse.de>
10096 PR middle-end/35609
10097 * tree-ssa.c (walk_data): New structure.
10098 (warn_uninitialized_var): If not always_executed warn with "maybe"
10100 (execute_early_warn_uninitialized): Compute post-dominators.
10101 Initialize always_executed before processing each basic block.
10103 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
10106 * config/i386/i386.c (x86_this_parameter): Calculate correct location
10107 of "this" pointer when "regparm = N" or "fastcall" is in effect.
10109 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10111 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
10113 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
10115 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
10117 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
10118 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
10119 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
10120 target after ignore has been set, and move there also the commputation
10121 of subtarget and original_target.
10122 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
10123 (LANG_HOOKS_INITIALIZER): Remove it.
10124 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
10126 2008-03-18 Richard Guenther <rguenther@suse.de>
10128 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
10129 found an expression with constants, note that in the VN for the lhs.
10130 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
10131 fold them to constants if possible. Run cleanup_cfg if done so.
10132 (execute_pre): Return todo.
10133 (do_pre): Likewise.
10134 (execute_fre): Likewise.
10135 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
10137 (get_prop_source_stmt): Look through pointer conversions.
10139 2008-03-18 Jan Hubicka <jh@suse.cz>
10141 * tree-pretty-print.c: Include predict.h.
10142 (dump_generic_node): Dump predictor.
10143 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
10144 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
10145 * gimple-low.c (lower_stmt): Likewise.
10146 * expr.c (expand_expr_real): Likewise.
10147 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
10149 (build_predict_expr, build_predict_expr): New.
10150 * predict.h (predictor_name, build_predict_expr): Update.
10151 * c-typeck.c (c_finish_bc_stmt): Add prediction.
10152 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
10153 * predict.def (PRED_CONTINUE): Update hitrate.
10154 * tree.def (PREDICT_EXPR): Define.
10155 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
10156 do not handle BIND_EXPR.
10157 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
10158 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
10159 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
10162 2008-03-18 Michael Matz <matz@suse.de>
10164 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
10166 2008-03-18 Richard Guenther <rguenther@suse.de>
10168 * tree-gimple.h (is_gimple_invariant_address): Declare.
10169 (is_gimple_constant): Likewise.
10170 * tree-gimple.c (is_gimple_constant): New function.
10171 (is_gimple_invariant_address): Likewise.
10172 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
10173 and is_gimple_invariant_address.
10174 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
10176 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
10177 an addressable base.
10179 2008-03-18 Jakub Jelinek <jakub@redhat.com>
10181 PR middle-end/35611
10182 * gimplify.c (gimplify_expr): Gimplify second operand of
10185 2008-03-17 Richard Guenther <rguenther@suse.de>
10187 PR tree-optimization/19637
10188 * fold-const.c (fold_unary): Remove restrictions of removing
10189 intermediate pointer-conversions (P2)(P1)P0.
10190 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
10191 conversion to void pointer.
10192 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
10194 2008-03-16 James E. Wilson <wilson@tuliptree.org>
10197 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
10198 emulated thread local variables.
10200 2008-03-16 Richard Guenther <rguenther@suse.de>
10202 PR middle-end/35607
10203 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
10204 expand TREE_INVARIANT operations that are not gimple invariant.
10206 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
10208 * doc/extend.texi (Alignment): Say that the ABI controls
10209 the __alignof__ for non-strict-alignment targets rather
10210 than being a recommendation.
10212 2008-03-15 Paul Brook <paul@codesourcery.com>
10214 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
10216 (arm_output_fn_unwind): Mark functions that can not be unwound.
10218 2008-03-15 Paul Brook <paul@codesourcery.com>
10220 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
10221 extension instructions.
10223 2008-03-15 Richard Guenther <rguenther@suse.de>
10225 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
10226 and fold constant aggregate refs.
10227 (fold_const_aggregate_ref): Handle string constants
10228 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
10229 (evaluate_stmt): Simplify now that ccp_fold folds constant
10232 2008-03-15 Paul Brook <paul@codesourcery.com>
10234 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
10235 (extzv): Use gen_extzv_t2.
10236 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
10238 2008-03-15 Richard Guenther <rguenther@suse.de>
10240 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
10241 (fold_const_aggregate_ref): Likewise.
10242 (get_value): Return NULL if we don't have any values.
10243 (ccp_finalize): Set const_val to NULL after freeing it.
10244 * tree-flow.h (get_symbol_constant_value): Declare.
10245 (fold_const_aggregate_ref): Likewise.
10246 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10248 2008-03-15 Richard Guenther <rguenther@suse.de>
10250 PR middle-end/35593
10251 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10252 to not produce negative array indices if not allowed. Add
10253 parameter to indicate that.
10254 (maybe_fold_offset_to_component_ref): Allow negative array
10255 indices only for the first member of a structure.
10256 (maybe_fold_offset_to_reference): Allow negative array indices.
10257 (maybe_fold_stmt_addition): Likewise.
10259 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10260 Anatoly Sokolov <aesok@post.ru>
10262 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10263 (avr_arch): Add ARCH_AVR6.
10264 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10265 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10266 instead of fixed value 2.
10267 (print_operand_address): Use gs() asm specifier instead of pm().
10268 (avr_assemble_integer): (Ditto.).
10269 (avr_output_addr_vec_elt): (Ditto.).
10270 (print_operand): Handle "!" code.
10271 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
10272 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
10273 (AVR_HAVE_EIJMP_EICALL): Define.
10274 (AVR_3_BYTE_PC): Redefine.
10275 (AVR_2_BYTE_PC): (Ditto.).
10276 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
10277 (LINK_SPEC): Add atmega2560 and atmega2561.
10278 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
10280 * config/avr/avr.md (call_insn): Use eicall instead of icall
10281 for 3 byte PC devices.
10282 (call_value_insn): (Ditto.).
10283 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
10284 (indirect_jump): Use only for for 2 byte PC devices.
10285 (*tablejump): (Ditto.).
10286 (*indirect_jump_avr6): Add insn.
10287 (*tablejump_rjmp): Don't use for 3 byte PC devices.
10288 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
10289 instead of ijmp for 3 byte PC devices.
10290 (__tablejump2__): (Ditto.).
10291 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
10292 (MULITLIB_DIRNAMES): (Ditto.).
10293 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
10295 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
10297 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
10298 "sse2_umulsidi3". Use V1DI mode for operand 0.
10299 ("mmx_psadbw"): Use V1DI mode for operand 0.
10300 * config/i386/i386-modes.def (V1SI): New vector mode.
10301 * config/i386/i386.c (struct builtin_description)
10302 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
10303 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
10304 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
10305 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
10306 v1di_ftype_v8qi_v8qi type.
10307 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
10309 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
10310 __builtin_ia32_pmuludq]: Fix the mode of return value.
10312 2008-03-15 Richard Guenther <rguenther@suse.de>
10314 PR middle-end/35595
10315 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
10318 2008-03-14 Bob Wilson <bob.wilson@acm.org>
10320 * doc/invoke.texi (Option Summary, Xtensa Options): Document
10321 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
10322 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
10323 unless TARGET_SERIALIZE_VOLATILE is enabled.
10324 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
10325 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
10326 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
10328 2008-03-14 Richard Guenther <rguenther@suse.de>
10330 PR tree-optimization/34172
10331 * tree-flow.h (refs_may_alias_p): Declare.
10332 (get_single_def_stmt): Likewise.
10333 (get_single_def_stmt_from_phi): Likewise.
10334 (get_single_def_stmt_with_phi): Likewise.
10335 * tree-dfa.c (refs_may_alias_p): New function.
10336 (get_single_def_stmt): Likewise.
10337 (get_single_def_stmt_from_phi): Likewise.
10338 (get_single_def_stmt_with_phi): Likewise.
10339 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
10340 (vn_reference_lookup_1): New helper function.
10341 (vn_reference_lookup): Walk the virtual use-def chain to
10342 continue searching for a match if the def does not alias the
10343 reference we are looking for.
10345 2008-03-14 David Edelsohn <edelsohn@gnu.org>
10347 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
10348 archive and Perzl. Update The Written Word listing.
10350 2008-03-14 Richard Guenther <rguenther@suse.de>
10352 PR tree-optimization/34043
10353 PR tree-optimization/33989
10354 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
10356 (bitmap_find_leader): Use extra argument to verify dominance
10357 relationship inside a basic-block.
10358 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
10359 (find_leader_in_sets): Adjust.
10360 (create_component_ref_by_pieces): Take extra argument for
10361 dominance check, handle lookup failures.
10362 (find_or_generate_expression): Likewise.
10363 (create_expression_by_pieces): Likewise.
10364 (insert_into_preds_of_block): Adjust.
10365 (create_value_expr_from): If asked for, verify all operands
10366 are in the blocks AVAIL_OUT set.
10367 (make_values_for_stmt): Check for SSA_NAMEs that are life
10368 over an abnormal edge.
10369 (compute_avail): Remove such check.
10370 (do_SCCVN_insertion): New function.
10371 (eliminate): If we do not find a leader suitable for replacement
10372 insert a replacement expression from SCCVN if available.
10373 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
10374 (struct vn_ssa_aux): Add needs_insertion flag.
10375 * tree-ssa-sccvn.c (may_insert): New global flag.
10376 (copy_reference_ops_from_ref): Value-number union member access
10377 based on its size, not type and member if insertion is allowed.
10378 (visit_reference_op_load): For a weak match from union type
10379 punning lookup a view-converted value and insert a SSA_NAME
10380 for that value if that is not found.
10381 (visit_use): Make dumps shorter. Do not disallow value numbering
10382 SSA_NAMEs that are life over an abnormal edge to constants.
10383 (free_scc_vn): Release inserted SSA_NAMEs.
10384 (run_scc_vn): New flag to specify whether insertion is allowed.
10385 Process SSA_NAMEs in forward order.
10386 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10387 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10388 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10389 pointer type to/from integral types that do not change the
10390 precision to regular conversions.
10392 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10394 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10395 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10396 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10397 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10398 input arguments and the mode of return value. Built-in functions
10399 that operate on whole 64-bit MMX register now use V1DI mode.
10401 2008-03-13 Alon Dayan <alond@il.ibm.com>
10402 Olga Golovanevsky <olga@il.ibm.com>
10404 PR tree-optimization/35041
10405 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10406 to locate the right position in a statement.
10408 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10412 * config/i386/xmmintrin.h: Change all static inline functions to
10413 extern inline and add __gnu_inline__ attribute.
10414 * config/i386/bmintrin.h: Ditto.
10415 * config/i386/smmintrin.h: Ditto.
10416 * config/i386/tmmintrin.h: Ditto.
10417 * config/i386/mmintrin-common.h: Ditto.
10418 * config/i386/ammintrin.h: Ditto.
10419 * config/i386/emmintrin.h: Ditto.
10420 * config/i386/pmmintrin.h: Ditto.
10421 * config/i386/mmintrin.h: Ditto.
10422 * config/i386/mm3dnow.h: Ditto.
10424 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10426 PR middle-end/35185
10427 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10428 (lower_omp_2): New function.
10429 (lower_omp_1, lower_omp): Rewritten.
10431 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10434 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10435 with the phrase "Microsoft Windows compilers".
10436 (Push/Pop Macro Pragmas): New subsection. Document
10437 #pragma push_macro and pragma pop_macro.
10439 2008-03-12 Paul Brook <paul@codesourcery.com>
10441 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10443 2008-03-12 Paul Brook <paul@codesourcery.com>
10445 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10446 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10447 (thumb2_addsi_shortim): Rename ...
10448 (thumb2_addsi_short): ... to this. Allow register operands.
10449 (thumb2_subsi_short): New pattern.
10450 (thumb2_one_cmplsi2_short,
10451 thumb2_negsi2_short): New patterns and peepholes.
10453 2008-03-12 Paul Brook <paul@codesourcery.com>
10455 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10457 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10459 * config/i386/i386.md (int_cond): New code iterator.
10461 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10462 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10463 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10464 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10465 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10466 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10467 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10468 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10470 2008-03-12 Paul Brook <paul@codesourcery.com>
10472 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10473 instead of {arm,thumb}_compute_save_reg_mask.
10474 (output_return_instruction): Ditto.
10475 (thumb_unexpanded_epilogue): Ditto.
10476 (thumb1_expand_prologue): Ditto.
10477 (thumb1_output_function_prologue): Ditto.
10478 (arm_set_return_address): Ditto.
10479 (thumb_set_return_address): Ditto.
10480 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10481 regs to achieve stack alignment.
10482 (thumb1_compute_save_reg_mask): Fix compiler warning.
10483 (arm_output_epilogue): Use offsets->saved_regs_mask.
10484 Adjust stack pointer by poping call clobered registers.
10485 (arm_expand_prologue): Use offsets->saved_regs_mask.
10486 Adjust stack pointer by pushing extra registers.
10487 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10489 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10492 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10493 conversion to the operands of a multiplication.
10495 2008-03-12 Richard Guenther <rguenther@suse.de>
10497 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10498 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10499 * timevar.def (TV_TREE_PHIPROP): Add.
10500 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10501 pass description. Use TV_TREE_PHIPROP.
10502 * tree-ssa-forwprop.c: Remove phiprop code.
10504 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10506 PR middle-end/35549
10507 * omp-low.c (maybe_lookup_decl): Constify first argument.
10508 (use_pointer_for_field): Change last argument from bool to
10509 omp_context *. Disallow shared copy-in/out in nested
10510 parallel if decl is shared in outer parallel too.
10511 (build_outer_var_ref, scan_sharing_clauses,
10512 lower_rec_input_clauses, lower_copyprivate_clauses,
10513 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10515 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10516 Ira Rosen <irar@il.ibm.com>
10518 * tree-vectorizer.c (free_stmt_vec_info): New function.
10519 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10520 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10521 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10522 * tree-vect-transform.c (vectorizable_conversion): Free
10523 vec_oprnds0 if it was allocated.
10524 (vect_permute_store_chain): Remove unused VECs.
10525 (vectorizable_store): Free VECs that are allocated in the..
10527 (vect_transform_strided_load, vectorizable_load): Likewise.
10528 (vect_remove_stores): Simplify the code.
10529 (vect_transform_loop): Move code to vect_remove_stores().
10530 Call vect_remove_stores() and free_stmt_vec_info().
10532 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10534 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10535 TARGET_HPUX. Revise comment.
10536 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10537 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10538 Use sr4 variant of `be' instruction when not generating PIC code.
10539 (attr_length_call): Adjust for above change.
10541 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10543 * ipa-reference.c (static_execute): Remove module_statics_const and
10544 associated setting code.
10546 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10549 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10550 predicate for operand 1.
10551 (paritysi2_cmp): Use register_operand predicate for operand 2.
10552 Use earlyclobber modifier for operand 1. Remove support for
10554 (paritydi2_cmp): Use register_operand predicate for operand 3.
10555 Use earlyclobber modifier for operand 1. Remove support for
10558 2008-03-11 Paul Brook <paul@codesourcery.com>
10559 Vladimir Prus <vladimir@codesourcery.com>
10561 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
10562 (arm_compute_save_reg0_reg12_mask): Always
10563 check if register 11 must be saved. Always safe hard frame pointer
10564 when frame_pointer_needeed.
10565 (arm_compute_save_reg_mask): Save IP and PC
10566 only with apcs frames.
10567 (arm_output_epilogue): Adjust Thumb2 codepath to
10568 be also invoked and work for ARM non-apcs frames.
10569 (arm_expand_prologue): Don't bother saving IP
10570 for non-apcs frame, since it's not clobbered by
10571 prologue code. Implement non-apcs frame
10574 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10576 PR rtl-optimization/35281
10577 * expr.c (convert_move): Use a new pseudo for the intermediate
10578 from_mode->word_mode result.
10580 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10582 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10583 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10584 * toplev.c (compile_file): Don't call it.
10586 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10588 PR middle-end/35526
10589 * expr.c (store_expr): Call emit_block_move if the mode
10590 of "temp" RTX is BLKmode.
10592 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10593 Richard Guenther <rguenther@suse.de>
10595 PR tree-optimization/31358
10596 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10597 the step with a NULL_TREE.
10598 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10599 to sizetype if type is a pointer type.
10600 (add_candidate_1): Don't convert the base and step to
10601 the generic type if the orginal type is a pointer type.
10602 (add_iv_value_candidates): Use sizetype for the step
10603 if type is a pointer type.
10604 (cand_value_at): Likewise.
10605 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10607 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10608 Don't convert the tem affine to the type.
10609 (add_elt_to_tree): Use sizetype for the step if a pointer.
10610 Use POINTER_PLUS_EXPR for pointers.
10611 (aff_combination_to_tree): Use sizetype for the step if a
10614 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10616 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10617 Remove commutativity hint.
10619 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10623 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10624 errorneous type. Check that v is a VAR_DECL.
10626 PR middle-end/35099
10627 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10629 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10631 PR tree-optimization/35494
10632 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10633 may be overriden at link and run time.
10635 2008-03-10 Richard Guenther <rguenther@suse.de>
10637 PR tree-optimization/34677
10638 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10639 (poolify_tree): Likewise.
10640 (modify_expr_template): Likewise.
10641 (poolify_modify_stmt): Likewise.
10642 (insert_fake_stores): Handle all component-ref style stores
10643 in addition to INDIRECT_REF. Also handle complex types.
10644 Do not poolify the inserted load.
10645 (realify_fake_stores): Do not rebuild the tree but only
10646 make it a SSA_NAME copy.
10647 (init_pre): Remove initialzation of modify_expr_template.
10648 Do not allocate modify_expr_node_pool.
10649 (fini_pre): Do not free modify_expr_node_pool.
10651 2008-03-10 Paul Brook <paul@codesourcery.com>
10653 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10654 to avoid conflicts.
10656 2008-03-10 Paul Brook <paul@codesourcery.com>
10657 Mark Shinwell <shinwell@codesourcery.com>
10659 * config/arm/cortex-r4.md: New.
10660 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10662 * config/arm/arm.md: Include cortex-r4.md.
10663 (insn): Add smmls, sdiv and udiv values.
10664 (generic_sched): Don't use generic scheduling for Cortex-R4.
10665 (arm_issue_rate): New function.
10666 (TARGET_SCHED_ISSUE_RATE): Define.
10668 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10670 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10672 2008-03-10 Richard Guenther <rguenther@suse.de>
10674 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10675 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10677 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10679 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10680 Set default to true.
10682 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10684 * c.opt (Wsynth): Deprecate.
10685 * doc/invoke.texi (Option Summary, Warning Options): Document
10686 -Wno-format-contains-nul.
10688 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10691 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10692 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10694 2008-03-09 Ira Rosen <irar@il.ibm.com>
10696 * config/rs6000/rs6000.c (builtin_description): Rename vector
10697 left shift operations.
10698 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10699 (altivec_vsl<VI_char>): Rename to ...
10700 (ashl<mode>3): ... new name.
10701 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10703 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10705 2008-03-08 Richard Guenther <rguenther@suse.de>
10707 * coverage.h (tree_coverage_counter_addr): Declare.
10708 * coverage.c (tree_coverage_counter_addr): New function.
10709 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10710 before using again.
10711 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10712 (tree_gen_one_value_profiler): Likewise.
10713 (tree_gen_ic_profiler): Likewise.
10714 (tree_gen_average_profiler): Likewise.
10715 (tree_gen_ior_profiler): Likewise.
10717 2008-03-08 Richard Guenther <rguenther@suse.de>
10719 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10720 (vn_binary_op_insert): Likewise.
10721 (vn_unary_op_lookup): Likewise.
10722 (vn_unary_op_insert): Likewise.
10723 (vn_nary_op_lookup): Declare.
10724 (vn_nary_op_insert): Likewise.
10725 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10726 and binary hashes, use a single obstack for unary_op_pool
10727 and binary_op_pool.
10728 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10729 a single struct vn_nary_op_s. Store tree code length and
10730 a variable number of operands.
10731 (struct vn_reference_op_struct): Remove unused op2.
10732 (vn_reference_op_eq): Do not compare op2.
10733 (vn_reference_op_compute_hash): Do not compute hash of op2.
10734 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10735 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10736 with vn_nary_op_compute_hash.
10737 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10738 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10740 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10742 (visit_unary_op): Call nary functions.
10743 (visit_binary_op): Likewise.
10744 (process_scc): Adjust for struct vn_tables_s changes.
10745 (allocate_vn_table): Likewise.
10746 (free_vn_table): Likewise.
10747 * tree-vn.c (vn_add): Call nary functions.
10748 (vn_lookup): Likewise.
10750 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10753 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10754 wdst back after sync_compare_and_swapqhi_internal.
10756 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10759 * config/i386/i386-modes.def (V1DI): New vector mode.
10760 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10761 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10762 (MMXMODE248): Ditto.
10763 (MMXMODE): Add V1DI mode.
10764 (mmxvecsize): Change DI mode to V1DI mode.
10765 ("mov<mode>): Use MMXMODEI8 mode iterator.
10766 ("*mov<mode>_internal_rex64"): Ditto.
10767 ("*mov<mode>_internal"): Ditto.
10768 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10769 ("mmx_sub<mode>3"): Ditto.
10770 ("mmx_adddi3"): Remove insn pattern.
10771 ("mmx_subdi3"): Ditto.
10772 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10773 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10774 ("mmx_ashl<mode>3"): Ditto.
10775 ("mmx_lshrdi3"): Remove insn pattern.
10776 ("mmx_ashldi3"): Ditto.
10777 * config/i386/i386.c (classify_argument): Handle V1DImode.
10778 (function_arg_advance_32): Ditto.
10779 (function_arg_32): Ditto.
10780 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10781 mmx_addv1di3 insn pattern.
10782 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10783 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10784 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10785 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10786 Remove definitions of built-in functions.
10787 (V1DI_type_node): New node.
10788 (v1di_ftype_v1di_int): Ditto.
10789 (v1di_ftype_v1di_v1di): Ditto.
10790 (v2si_ftype_v2si_si): Ditto.
10791 (v4hi_ftype_v4hi_di): Remove node.
10792 (v2si_ftype_v2si_di): Ditto.
10793 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10794 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10795 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10796 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10797 Add new builtins using def_builtin_const.
10798 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10799 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10800 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10801 * config/i386/mmintrin.h (__v1di): New typedef.
10802 (_mm_add_si64): Cast arguments to __v1di type.
10803 (_mm_sub_si64): Ditto.
10804 (_mm_sll_pi16): Cast __count to __v4hi type.
10805 (_mm_sll_pi32): Cast __count to __v2si type.
10806 (_mm_sll_si64): Cast arguments to __v1di type.
10807 (_mm_srl_pi16): Cast __count to __v4hi type.
10808 (_mm_srl_pi32): Cast __count to __v2si type.
10809 (_mm_srl_si64): Cast arguments to __v1di type.
10810 (_mm_sra_pi16): Cast __count to __v4hi type.
10811 (_mm_sra_pi32): Cast __count to __v2si type.
10812 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10813 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10814 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10815 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10816 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10817 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10818 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10819 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10820 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10821 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10822 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10823 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10825 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10827 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10829 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10832 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10833 reg+const addressing for Altivec modes. Don't generate reg+reg
10834 addressing for TFmode or TDmode quantities.
10836 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10838 * c-common.c (vector_types_convertible_p): Call langhook
10839 instead of comptypes.
10841 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10844 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10845 integral and scalar float variables which have a
10848 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10850 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10851 dwarf_register_span hook when emitting unwind information for
10852 register-to-memory saves.
10853 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10854 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10856 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10858 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10859 for the same VAR_DECL.
10861 2008-03-06 Tom Tromey <tromey@redhat.com>
10863 * treelang: Delete.
10864 * doc/standards.texi (Standards): Don't mention treelang.
10865 * doc/invoke.texi (Overall Options): Don't mention treelang.
10866 * doc/install.texi (Prerequisites): Don't mention bison or
10868 (Configuration): Don't mention treelang.
10869 (Building): Likewise.
10870 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10872 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10874 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10875 word-extractions out of a multi-word object.
10877 2008-03-06 Richard Guenther <rguenther@suse.de>
10879 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10880 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10881 result type and precision.
10882 * expr.c (get_inner_reference): Set unsignedp based on the result
10883 type of BIT_FIELD_REF.
10884 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10885 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10886 (try_instantiate_multiple_fields): Likewise. Use the correct type
10888 (sra_build_assignment): Likewise.
10889 (sra_build_elt_assignment): Likewise.
10890 (sra_explode_bitfield_assignment): Likewise.
10891 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10892 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10893 set BIT_FIELD_REF_UNSIGNED.
10894 (vectorizable_load): Likewise.
10896 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10898 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10901 2008-03-06 Richard Guenther <rguenther@suse.de>
10903 * alias.c (struct alias_set_entry): Move has_zero_child field
10904 to pack with alias_set.
10906 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10908 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10911 2008-03-05 Ian Lance Taylor <iant@google.com>
10913 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10915 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10917 * fwprop.c (update_df): Support width and offset parameters of
10919 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10920 global_conflicts): Change DF_REF_EXTRACT to either
10921 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10922 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10923 * df-scan.c (df_ref_record, df_defs_record,
10924 df_ref_create_structure, df_def_record_1, df_uses_record,
10925 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10926 df_bb_refs_collect, df_entry_block_defs_collect,
10927 df_exit_block_uses_collect): Support new width and offset fields.
10928 (ref_extract_pool): New storage pool.
10929 (df_free_ref): New function.
10930 (df_reg_chain_unlink, df_free_collection_rec,
10931 df_sort_and_compress_refs): Call df_free_ref.
10932 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10934 (df_ref_create_structure): Allocate df_ref_extract if offset and
10935 width fields are used.
10936 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10937 (df_uses_record): Get offset and width from ZERO_EXTRACT
10939 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10940 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10941 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10942 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10943 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10944 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10945 (df_ref_extract): New structure.
10946 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10947 (df_ref_create): Add width and offset parameters.
10949 2008-03-05 Richard Guenther <rguenther@suse.de>
10951 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10952 Use ranges_overlap_p.
10953 (offset_overlaps_with_access): Rename
10954 to ranges_overlap_p and move ...
10955 * tree-flow-inline.h (ranges_overlap_p): ... here.
10957 * tree.h (get_inner_reference, handled_component_p): Update
10960 * tree.h (record_component_aliases, get_alias_set,
10961 alias_sets_conflict_p, alias_sets_must_conflict_p,
10962 objects_must_conflict_p): Move declarations ...
10963 * alias.h (record_component_aliases, get_alias_set,
10964 alias_sets_conflict_p, alias_sets_must_conflict_p,
10965 objects_must_conflict_p): ... here.
10966 Include coretypes.h.
10967 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10969 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10971 * cfg.c: Include tree-flow.h.
10972 (remove_edge_raw): Call redirect_edge_var_map_clear.
10973 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10974 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10975 (redirect_edge_var_map_result): New.
10976 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10977 PENDING_STMT use with redirect_edge_var_map_*.
10978 * tree-ssa.c (edge_var_maps): New definition.
10979 (redirect_edge_var_map_add): New.
10980 (redirect_edge_var_map_clear): New.
10981 (redirect_edge_var_map_dup): New.
10982 (redirect_edge_var_map_vector): New.
10983 (redirect_edge_var_map_destroy): New.
10984 (ssa_redirect_edge): Replace PENDING_STMT use with
10985 redirect_edge_var_map_*.
10986 (flush_pending_stmts): Same.
10987 (delete_tree_ssa): Destroy edge var map.
10988 * tree-flow.h (struct _edge_var_map): New.
10989 Define edge_var_map vector type.
10990 Declare redirect_edge_var_map_* prototypes.
10991 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10992 * tree-cfg.c (reinstall_phi_args): Replace
10993 PENDING_STMT use with redirect_edge_var_map_*.
10995 2008-03-05 Richard Guenther <rguenther@suse.de>
10997 PR tree-optimization/35472
10998 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10999 whose single use_stmt has a overlapping set of loaded and
11000 stored symbols as that use_stmt might be a noop assignment then.
11002 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
11004 * gthr-rtems.h: Implement __gthread_mutex_destroy.
11006 2008-03-05 Richard Guenther <rguenther@suse.de>
11009 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
11010 should be constants.
11011 * tree-cfg.c (verify_expr): Verify it.
11012 * fold-const.c (fold_truthop): Remove code generating
11013 BIT_FIELD_REFs of structure bases.
11014 (fold_binary): Likewise.
11015 (fold_ternary): Position and size of BIT_FIELD_REFs are
11016 always host integers.
11017 (make_bit_field_ref): Remove.
11018 (optimize_bit_field_compare): Remove.
11019 (all_ones_mask_p): Remove.
11021 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
11024 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
11025 (split_block_and_df_analyze): New. Split basic block and rebuild
11027 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
11029 (split_pattern_seq): Likewise.
11030 (erase_matching_seqs): Likewise.
11031 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
11033 2008-03-04 Geoff Keating <geoffk@apple.com>
11035 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
11036 declaration and code.
11037 (tree_invalid_nonnegative_warnv_p): Likewise.
11039 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
11041 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
11042 examples. Truncate option-names then causing overfull hbox.
11044 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11047 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
11049 * configure: Rebuilt.
11051 2008-03-04 Rafael Espindola <espindola@google.com>
11053 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
11054 (tree_unary_nonnegative_warnv_p): New.
11055 (tree_binary_nonnegative_warnv_p): New.
11056 (tree_single_nonnegative_warnv_p): New.
11057 (tree_invalid_nonnegative_warnv_p): New.
11058 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
11060 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11063 * opts.c (handle_option): Postpone 'unknown option' errors only for
11066 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
11069 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
11072 2008-03-04 Rafael Espindola <espindola@google.com>
11074 * fold-const.c (tree_unary_nonzero_warnv_p): New.
11075 (tree_binary_nonzero_warnv_p): New.
11076 (tree_single_nonzero_warnv_p): New.
11077 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
11079 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
11081 PR middle-end/35456
11082 * fold-const.c (fold_cond_expr_with_comparison): Prevent
11083 transformations for modes that have signed zeros.
11084 * ifcvt.c (noce_try_abs): Ditto.
11086 2008-03-04 Joseph Myers <joseph@codesourcery.com>
11088 * config/i386/i386.c (override_options): Force
11089 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
11091 2008-03-04 Jan Hubicka <jh@suse.cz>
11094 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
11097 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11099 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
11100 label to probe the stack.
11102 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
11104 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
11105 (__gthr_win32_mutex_destroy): Declare.
11106 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
11107 __gthr_win32_mutex_destroy.
11108 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
11110 2008-03-03 Jan Hubicka <jh@suse.cz>
11113 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
11114 aggressive on inlining cold calls.
11116 2008-03-03 Richard Guenther <rguenther@suse.de>
11118 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
11119 struct copies into the expression table.
11120 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
11121 (try_to_simplify): Likewise.
11122 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
11123 integral and pointer arguments which do not change the
11124 precision to NOP_EXPRs.
11125 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
11126 VIEW_CONVERT_EXPR case.
11128 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
11130 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
11131 defined in a loop at depth 0 is invariant.
11132 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
11133 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
11134 be called at loop depth 0.
11136 2008-03-02 Jakub Jelinek <jakub@redhat.com>
11139 * gcc.c (process_command): Update copyright notice dates.
11140 * gcov.c (print_version): Likewise.
11141 * gcov-dump.c (print_version): Likewise.
11142 * mips-tfile.c (main): Likewise.
11143 * mips-tdump.c (main): Likewise.
11145 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11148 * c-common.c (flag_permissive): Delete.
11149 (constant_expression_warnings): Check flags first.
11150 (constant_expression_error): New.
11151 * c-common.h (flag_permissive): Delete.
11152 (constant_expression_error): Declare.
11153 * flags.h (flag_permissive): Declare. Update description.
11154 * diagnostic.c (pedwarn): Update.
11156 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
11157 (permissive_error_kind): New.
11158 * toplev.c (flag_permissive): Define. Update description.
11159 * toplev.h (permissive_error_kind): Declare.
11160 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
11161 (pedwarn_c90): Use pedantic_warning_kind.
11162 * c-opts.c (c_common_post_options): flag_permissive does not affect
11163 flag_pedantic_errors.
11165 2008-03-02 Joseph Myers <joseph@codesourcery.com>
11167 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
11168 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
11169 __absvsi2, __absvDI2): Use unsigned arithmetic.
11171 2008-03-02 Andi Kleen <ak@suse.de>
11172 Richard Guenther <rguenther@suse.de>
11174 * struct-equiv.c: Remove file.
11175 * cfg_cleanup.c (condjump_equiv_p): Remove.
11176 * Makefile.in (OBJS-common): Remove struct-equiv.o.
11177 (struct-equiv.o): Remove rule.
11178 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
11179 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
11180 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
11182 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11184 * ifcvt.c (noce_process_if_block): Try to handle only the then
11185 block if the else block exists but isn't suitable.
11187 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11190 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
11191 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
11192 regression from previous patch.
11194 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
11197 * gthr.h: Add __gthread_mutex_destroy as a function that must be
11199 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
11200 * gthr-single.h (__gthread_mutex_destroy): Likewise.
11201 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
11202 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
11203 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
11204 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
11205 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
11206 (__gthread_mutex_destroy_function): Rename to
11207 __gthread_mutex_destroy.
11208 * gthr-dce.h (__gthread_mutex_destroy): Call
11209 pthread_mutex_destroy.
11210 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
11211 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
11212 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
11214 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11216 * df-scan.c (df_ref_chain_change_bb): Simplify.
11217 (df_insn_change_bb): Add new_bb argument. Simplify. Call
11218 set_block_for_insn if there's any change.
11219 * df.h ((df_insn_change_bb): Fix prototype.
11220 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
11221 df_insn_change_bb, don't call set_block_for_insn.
11222 * emit-rtl.c (reorder_insns): Likewise.
11223 * haifa-sched.c (move_insn): Likewise.
11225 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11227 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
11229 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
11231 * tree-flow-inline.h (next_readonly_imm_use): Return
11232 NULL_USE_OPERAND_P after the end.
11234 2008-03-01 Richard Guenther <rguenther@suse.de>
11236 PR tree-optimization/35411
11237 * tree-sra.c (sra_build_assignment): Split conversion to
11238 final type to a separate statement if we are not assigning
11241 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11243 * fold-const.c (fold_convertible_p): Correct the logic to follow
11244 that in fold_convert().
11246 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11249 * tree-inline.c (build_duplicate_type): When we make a
11250 duplicate type, make it unique in the canonical types system.
11252 2008-02-29 Tom Tromey <tromey@redhat.com>
11254 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11255 input_file_stack_history, input_file_stack_restored): Remove.
11256 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11257 * input.h (struct file_stack): Remove.
11258 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11259 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11261 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11263 (diagnostic_last_module_changed): Add 'map' argument.
11264 (diagnostic_set_last_function): Likewise.
11265 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11266 line map, not input_file_stack.
11267 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
11269 2008-02-29 Paul Brook <paul@codesourcery.com>
11271 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
11273 2008-02-29 Paul Brook <paul@codesourcery.com>
11275 * config/arm/ieee754-df.S (muldf3): Use RET macros.
11277 2008-02-29 Richard Guenther <rguenther@suse.de>
11279 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
11281 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
11282 value for comparing for a store match.
11283 (simplify_unary_expression): Do nothing for SSA_NAMEs.
11284 (try_to_simplify): Do not do a full-blown reference lookup.
11286 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11288 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
11289 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11291 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
11293 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
11295 * tree-loop-linear.c (try_interchange_loops): Compare memory access
11296 strides against cache sizes.
11298 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11300 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
11303 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
11305 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
11306 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
11307 is smaller than the original promoted value.
11308 (simplify_subreg): If OP is a SUBREG, try to preserve its
11309 SUBREG_PROMOTED_VAR_P information.
11311 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
11313 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
11314 (VN_INFO_GET): Allocate new objects on the obstack.
11315 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
11316 for rpo_numbers_temp, for consistency.
11317 (free_scc_vn): Free the obstack.
11319 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11321 * doc/invoke.texi: Document -ftree-loop-distribution.
11322 * tree-loop-distribution.c: New.
11323 * tree-pass.h (pass_loop_distribution): New.
11324 * graphds.h (struct graph): Add htab_t indices.
11325 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
11326 * tree-vectorizer.c (rename_variables_in_loop): Extern.
11327 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
11328 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
11329 * tree-data-ref.c (debug_data_dependence_relations): New.
11330 (dump_data_dependence_relation): Also print data references.
11331 (free_data_ref): Extern.
11332 (same_access_functions): Moved...
11333 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
11334 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11335 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
11336 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
11337 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
11338 (stmts_from_loop): Skip LABEL_EXPR.
11339 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
11341 (build_rdg): Initialize rdg->indices htab.
11342 (free_rdg, stores_from_loop, ref_base_address,
11343 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
11344 have_similar_memory_accesses_1, ref_base_address_1,
11345 remove_similar_memory_refs): New.
11346 * tree-data-ref.h: Depend on tree-chrec.h.
11347 (debug_data_dependence_relations, free_data_ref): Declared.
11348 (same_access_functions): ... here.
11349 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
11351 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
11352 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
11353 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
11354 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11355 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
11356 rdg_vertex_for_stmt): Declared.
11357 (struct rdg_edge): Add level.
11359 (free_rdg, stores_from_loop, remove_similar_memory_refs,
11360 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
11362 (rdg_has_similar_memory_accesses): New.
11363 * tree-vect-analyze.c: Remove unused static decls.
11364 * lambda.h (dependence_level): New.
11365 * common.opt (ftree-loop-distribution): New.
11366 * tree-flow.h (mark_virtual_ops_in_bb,
11367 slpeel_tree_duplicate_loop_to_edge_cfg,
11368 rename_variables_in_loop): Declared.
11369 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
11370 (OBJS-common): Add tree-loop-distribution.o.
11371 (tree-loop-distribution.o): New rule.
11372 * tree-cfg.c (mark_virtual_ops_in_bb): New.
11373 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
11374 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
11376 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11379 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11380 other than structures and unions.
11382 2008-02-28 Richard Guenther <rguenther@suse.de>
11385 2008-02-26 Richard Guenther <rguenther@suse.de>
11387 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11388 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11389 (lookup_decl_from_uid): Declare.
11390 (remove_decl_from_map): Likewise.
11391 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11392 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11393 (decl_for_uid_map): New global hashtable mapping DECL_UID
11395 (init_ttree): Allocate it.
11396 (insert_decl_to_uid_decl_map): New helper function.
11397 (make_node_stat): Insert new decls into the map.
11398 (copy_node_stat): Likewise.
11399 (lookup_decl_from_uid): New function.
11400 (remove_decl_from_map): Likewise.
11401 (print_decl_for_uid_map_statistics): New helper.
11402 (dump_tree_statistics): Call it.
11404 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11405 (referenced_var_iterator): Adjust.
11406 (FOR_EACH_REFERENCED_VAR): Adjust.
11407 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11408 (num_referenced_vars): Adjust.
11409 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11410 (first_referenced_var): Remove.
11411 (end_referenced_vars_p): Likewise.
11412 (next_referenced_var): Likewise.
11413 (referenced_var_iterator_set): New helper function.
11414 * tree-dfa.c (referenced_var_lookup): Adjust.
11415 (referenced_var_check_and_insert): Likewise.
11416 (remove_referenced_var): Likewise.
11417 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11418 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11419 (verify_call_clobbering): Likewise.
11420 (verify_memory_partitions): Likewise.
11421 (init_tree_ssa): Allocate bitmap instead of hashtable for
11423 (delete_tree_ssa): Adjust.
11424 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11425 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11426 (compute_tag_properties): Likewise.
11427 (set_initial_properties): Likewise.
11428 (find_partition_for): Likewise.
11429 (update_reference_counts): Likewise.
11430 (dump_may_aliases_for): Likewise.
11431 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11432 (add_call_clobber_ops): Likewise.
11433 (add_call_read_ops): Likewise.
11434 (get_asm_expr_operands): Likewise.
11435 * tree-into-ssa.c (dump_decl_set): Likewise.
11436 (update_ssa): Likewise.
11437 * tree-sra.c (scan_function): Likewise.
11438 (decide_instantiations): Likewise.
11439 (scalarize_parms): Likewise.
11440 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11441 (dsa_named_for): Likewise.
11442 * tree-ssa-structalias.c (update_alias_info): Likewise.
11443 (merge_smts_into): Likewise.
11445 2008-02-27 David Daney <ddaney@avtrex.com>
11448 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11449 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11450 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11451 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11452 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11454 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11457 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11458 (BUILT_IN_NEXTTOWARD): Remove.
11459 (BUILT_IN_NEXTTOWARDF): Ditto.
11460 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11461 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11463 2008-02-27 Tom Tromey <tromey@redhat.com>
11465 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11466 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11468 2008-02-27 Jan Beulich <jbeulich@novell.com>
11470 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11471 update the respective field on newdecl.
11473 2008-02-27 Revital Eres <eres@il.ibm.com>
11475 PR rtl-optimization/34999
11476 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11477 crossing edges that ends with a call insn.
11478 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11479 call insn and clear the EDGE_CROSSING flag of the crossing edge
11480 when fixing fallthru edges.
11482 2008-02-27 Richard Guenther <rguenther@suse.de>
11484 PR middle-end/35390
11485 * fold-const.c (fold_unary): Return the correct argument,
11486 converted to the result type.
11488 2008-02-27 Richard Guenther <rguenther@suse.de>
11490 PR middle-end/34971
11491 * expr.c (expand_expr_real_1): Assert on rotates that operate
11493 * fold-const.c (fold_binary): Use the types precision, not the
11494 bitsize of the mode if folding rotate expressions. Build rotates
11495 only for full modes.
11497 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11499 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11500 and CPP_PRAGMA_EOL.
11501 * c-pragma.c (pragma_ns_name): New typedef.
11502 (registered_pp_pragmas): New variable.
11503 (c_pp_lookup_pragma): New function.
11504 (c_register_pragma_1): If flag_preprocess_only, do nothing
11505 for non-expanded pragmas, for expanded ones push pragma's
11506 namespace and name into registered_pp_pragmas vector.
11507 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11508 flag_preprocess_only, don't register GCC pch_preprocess
11509 pragma if flag_preprocess_only.
11510 * c-opts.c (c_common_init): Call init_pragma even if
11511 flag_preprocess_only.
11512 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11513 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11514 cpp_register_pragma if flag_preprocess_only.
11516 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11519 * c-parser.c (c_parser_translation_unit): Warn for empty
11520 translation unit, not empty source file.
11522 2008-02-26 Paul Brook <paul@codesourcery.com>
11524 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11525 operand for Thumb-2.
11526 * config/arm/arm.h (reg_class): Add CORE_REGS.
11527 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11528 (BASE_REG_CLASS): Use CORE_REGS.
11529 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11530 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11531 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11532 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11533 ARM_REGNO_OK_FOR_INDEX_P.
11534 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11535 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11536 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11537 (ldm/stm peepholes): Ditto.
11538 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11539 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11540 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11541 * config/arm/constraints.md: Enable "k" constraint on ARM.
11543 2008-02-27 Ben Elliston <bje@au.ibm.com>
11545 * config/rs6000/rs6000.c: Annotate cache line size field in all
11546 instances of struct processor_costs.
11548 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11550 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
11551 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
11552 jump_bypass): New counters.
11553 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
11554 * dce.c (gate_ud_dce): Same.
11555 (gate_fast_dce): Same.
11556 * dse.c (gate_dse1): New function.
11557 (gate_dse2): New function.
11558 (gate_dse): Merge results of new gate functions.
11559 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
11560 (gate_handle_jump_bypass): Add dbg_cnt.
11561 (gate_handle_gcse): Add dbg_cnt.
11562 * ifcvt.c (gate_handle_if_conversion): Same.
11563 (gate_handle_if_after_combine): Same.
11564 (gate_handle_if_after_reload): Same.
11565 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
11567 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
11569 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
11571 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11573 2008-02-26 Jason Merrill <jason@redhat.com>
11576 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11577 alone if it's the naming decl for the type's main variant.
11579 2008-02-26 Tom Tromey <tromey@redhat.com>
11581 * system.h (USE_MAPPED_LOCATION): Poison.
11582 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11583 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11584 (make_goto_expr_edges): Likewise.
11585 (remove_bb): Likewise.
11586 (execute_warn_function_return): Likewise.
11587 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11589 * c-common.c (fname_decl): Remove old location code.
11590 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11592 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11594 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11595 (gen_rtx_ASM_INPUT): Likewise.
11596 (gen_rtx_ASM_INPUT_loc): Likewise.
11597 (get_rtx_asm_OPERANDS): Remove.
11598 * cfglayout.c (insn_locators_alloc): Remove old location code.
11599 (set_curr_insn_source_location): Likewise.
11600 (curr_insn_locator): Likewise.
11601 * print-tree.c (print_node): Remove old location code.
11602 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11603 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11604 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11605 location_from_locus.
11606 (construct_exit_block): Remove old location code.
11607 * emit-rtl.c (force_next_line_note): Remove old location code.
11608 * profile.c (branch_prob): Remove old location code.
11609 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11610 LOC_LINE): Remove old-location variants.
11611 * langhooks.c (lhd_print_error_function): Remove old location
11613 * configure, config.in: Rebuilt.
11614 * configure.ac (--enable-mapped-location): Remove.
11615 * c-decl.c (c_init_decl_processing): Remove old location code.
11616 (finish_function): Likewise.
11617 * recog.c (decode_asm_operands): Remove old location code.
11618 * c-pch.c (c_common_read_pch): Remove old location code.
11619 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11621 * gimple-low.c (lower_function_body): Remove old location code.
11622 * toplev.c (unknown_location): Remove.
11623 (push_srcloc): Remove old-location variant.
11624 (process_options): Remove old location code.
11625 (lang_dependent_init): Likewise.
11626 * input.h (UNKNOWN_LOCATION): Move definition.
11627 (location_t): Undeprecate.
11628 (source_locus): Remove.
11629 (location_from_locus): Remove.
11630 (struct location_s): Remove.
11631 Remove all old-location code.
11632 (input_line, input_filename): Remove.
11633 * final.c (final_scan_insn): Remove old location code.
11634 * diagnostic.c (diagnostic_build_prefix): Remove
11635 USE_MAPPED_LOCATION test.
11636 * tree.h (gimple_stmt) <locus>: Now a location_t.
11637 (tree_exp) <locus>: Likewise.
11638 (DECL_IS_BUILTIN): Remove old-location variant.
11639 (annotate_with_file_line, annotate_with_locus): Likewise.
11640 (expr_locus, set_expr_locus): Update.
11641 * tree.c (build1_stat): Remove old location code.
11642 (last_annotated_node): Remove.
11643 (annotate_with_file_line): Remove old-location variant.
11644 (annotate_with_locus): Likewise.
11645 (expr_location): Remove old location code.
11646 (set_expr_location): Likewise.
11647 (expr_has_location): Likewise.
11648 (expr_locus): Likewise.
11649 (set_expr_locus): Likewise.
11650 (expr_filename): Don't use location_from_locus.
11651 (expr_lineno): Likewise.
11652 * rtl-error.c (location_for_asm): Remove old location code.
11653 * c-lex.c (cb_line_change): Remove old location code.
11654 (fe_file_change): Likewise.
11655 (cb_def_pragma): Likewise.
11656 (c_lex_with_flags): Likewise.
11657 * gengtype.c (do_typedef): Don't special-case location types.
11658 (define_location_structures): Remove.
11659 (main): Don't call define_location_structures.
11660 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11663 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11666 * builtins.def (BUILT_IN_STDARG_START): Remove.
11667 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11668 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11669 * tree-inline.c (inline_forbidden_p_1): Likewise.
11671 2008-02-26 Richard Guenther <rguenther@suse.de>
11673 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11674 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11675 (lookup_decl_from_uid): Declare.
11676 (remove_decl_from_map): Likewise.
11677 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11678 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11679 (decl_for_uid_map): New global hashtable mapping DECL_UID
11681 (init_ttree): Allocate it.
11682 (insert_decl_to_uid_decl_map): New helper function.
11683 (make_node_stat): Insert new decls into the map.
11684 (copy_node_stat): Likewise.
11685 (lookup_decl_from_uid): New function.
11686 (remove_decl_from_map): Likewise.
11687 (print_decl_for_uid_map_statistics): New helper.
11688 (dump_tree_statistics): Call it.
11690 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11691 (referenced_var_iterator): Adjust.
11692 (FOR_EACH_REFERENCED_VAR): Adjust.
11693 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11694 (num_referenced_vars): Adjust.
11695 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11696 (first_referenced_var): Remove.
11697 (end_referenced_vars_p): Likewise.
11698 (next_referenced_var): Likewise.
11699 (referenced_var_iterator_set): New helper function.
11700 * tree-dfa.c (referenced_var_lookup): Adjust.
11701 (referenced_var_check_and_insert): Likewise.
11702 (remove_referenced_var): Likewise.
11703 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11704 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11705 (verify_call_clobbering): Likewise.
11706 (verify_memory_partitions): Likewise.
11707 (init_tree_ssa): Allocate bitmap instead of hashtable for
11709 (delete_tree_ssa): Adjust.
11710 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11711 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11712 (compute_tag_properties): Likewise.
11713 (set_initial_properties): Likewise.
11714 (find_partition_for): Likewise.
11715 (update_reference_counts): Likewise.
11716 (dump_may_aliases_for): Likewise.
11717 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11718 (add_call_clobber_ops): Likewise.
11719 (add_call_read_ops): Likewise.
11720 (get_asm_expr_operands): Likewise.
11721 * tree-into-ssa.c (dump_decl_set): Likewise.
11722 (update_ssa): Likewise.
11723 * tree-sra.c (scan_function): Likewise.
11724 (decide_instantiations): Likewise.
11725 (scalarize_parms): Likewise.
11726 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11727 (dsa_named_for): Likewise.
11728 * tree-ssa-structalias.c (update_alias_info): Likewise.
11729 (merge_smts_into): Likewise.
11731 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11734 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11735 * c-opts.c (c_common_handle_option): Wall enables
11736 Wvolatile-register-var.
11737 * common.opt: Move Wvolatile-register-var to...
11740 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11742 * common.opt (Wlarger-than=): New.
11743 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11745 * opts.c (common_handle_option): Handle -Wlarger-than=.
11746 * optc-gen.awk: Likewise.
11747 * opth-gen.awk: Likewise.
11748 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11749 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11751 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11753 * c-common.c (match_case_to_enum_1): Add appropriate
11754 OPT_W* parameter to warning.
11755 (c_do_switch_warnings): Likewise.
11756 * c-typeck.c (warning_init): Add one more parameter following
11757 'warning' function.
11758 (push_init_level): Update call to warning_init.
11759 (pop_init_level): Likewise.
11760 (add_pending_init): Likewise.
11761 (output_init_element: Likewise.
11763 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11766 * toplev.c (toplev_main): If there are warnings or error, print
11767 errors for ignored options.
11768 * opts.c (ignored_options): New static variable.
11769 (postpone_unknown_option_error): New.
11770 (print_ignored_options): New.
11771 (handle_option): Postpone errors for unknown -Wno-* options.
11772 * opts.h (print_ignored_options): Declare.
11774 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11776 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11779 2008-02-25 Richard Guenther <rguenther@suse.de>
11782 2008-02-25 Richard Guenther <rguenther@suse.de>
11784 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11785 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11786 (lookup_decl_from_uid): Declare.
11787 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11788 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11789 (decl_for_uid_map): New global hashtable mapping DECL_UID
11791 (init_ttree): Allocate it.
11792 (insert_decl_to_uid_decl_map): New helper function.
11793 (make_node_stat): Insert new decls into the map.
11794 (copy_node_stat): Likewise.
11795 (lookup_decl_from_uid): New function.
11796 (print_decl_for_uid_map_statistics): New helper.
11797 (dump_tree_statistics): Call it.
11799 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11800 (referenced_var_iterator): Adjust.
11801 (FOR_EACH_REFERENCED_VAR): Adjust.
11802 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11803 (num_referenced_vars): Adjust.
11804 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11805 (first_referenced_var): Remove.
11806 (end_referenced_vars_p): Likewise.
11807 (next_referenced_var): Likewise.
11808 (referenced_var_iterator_set): New helper function.
11809 * tree-dfa.c (referenced_var_lookup): Adjust.
11810 (referenced_var_check_and_insert): Likewise.
11811 (remove_referenced_var): Likewise.
11812 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11813 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11814 (verify_call_clobbering): Likewise.
11815 (verify_memory_partitions): Likewise.
11816 (init_tree_ssa): Allocate bitmap instead of hashtable for
11818 (delete_tree_ssa): Adjust.
11819 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11820 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11821 (compute_tag_properties): Likewise.
11822 (set_initial_properties): Likewise.
11823 (find_partition_for): Likewise.
11824 (update_reference_counts): Likewise.
11825 (dump_may_aliases_for): Likewise.
11826 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11827 (add_call_clobber_ops): Likewise.
11828 (add_call_read_ops): Likewise.
11829 (get_asm_expr_operands): Likewise.
11830 * tree-into-ssa.c (dump_decl_set): Likewise.
11831 (update_ssa): Likewise.
11832 * tree-sra.c (scan_function): Likewise.
11833 (decide_instantiations): Likewise.
11834 (scalarize_parms): Likewise.
11835 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11836 (dsa_named_for): Likewise.
11837 * tree-ssa-structalias.c (update_alias_info): Likewise.
11838 (merge_smts_into): Likewise.
11840 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11843 * doc/invoke.texi (-fcx-limited-range): Document new option.
11844 * toplev.c (process_options): Handle -fcx-fortran-rules.
11845 * common.opt: Add documentation for -fcx-fortran-rules.
11847 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11850 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11851 actual behaviour and C99.
11853 2008-02-26 Ben Elliston <bje@au.ibm.com>
11855 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11856 (ASM_CPU_POWER6_SPEC): Likewise.
11857 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11858 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11859 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11861 2008-02-25 Richard Guenther <rguenther@suse.de>
11863 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11864 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11865 (lookup_decl_from_uid): Declare.
11866 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11867 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11868 (decl_for_uid_map): New global hashtable mapping DECL_UID
11870 (init_ttree): Allocate it.
11871 (insert_decl_to_uid_decl_map): New helper function.
11872 (make_node_stat): Insert new decls into the map.
11873 (copy_node_stat): Likewise.
11874 (lookup_decl_from_uid): New function.
11875 (print_decl_for_uid_map_statistics): New helper.
11876 (dump_tree_statistics): Call it.
11878 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11879 (referenced_var_iterator): Adjust.
11880 (FOR_EACH_REFERENCED_VAR): Adjust.
11881 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11882 (num_referenced_vars): Adjust.
11883 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11884 (first_referenced_var): Remove.
11885 (end_referenced_vars_p): Likewise.
11886 (next_referenced_var): Likewise.
11887 (referenced_var_iterator_set): New helper function.
11888 * tree-dfa.c (referenced_var_lookup): Adjust.
11889 (referenced_var_check_and_insert): Likewise.
11890 (remove_referenced_var): Likewise.
11891 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11892 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11893 (verify_call_clobbering): Likewise.
11894 (verify_memory_partitions): Likewise.
11895 (init_tree_ssa): Allocate bitmap instead of hashtable for
11897 (delete_tree_ssa): Adjust.
11898 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11899 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11900 (compute_tag_properties): Likewise.
11901 (set_initial_properties): Likewise.
11902 (find_partition_for): Likewise.
11903 (update_reference_counts): Likewise.
11904 (dump_may_aliases_for): Likewise.
11905 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11906 (add_call_clobber_ops): Likewise.
11907 (add_call_read_ops): Likewise.
11908 (get_asm_expr_operands): Likewise.
11909 * tree-into-ssa.c (dump_decl_set): Likewise.
11910 (update_ssa): Likewise.
11911 * tree-sra.c (scan_function): Likewise.
11912 (decide_instantiations): Likewise.
11913 (scalarize_parms): Likewise.
11914 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11915 (dsa_named_for): Likewise.
11916 * tree-ssa-structalias.c (update_alias_info): Likewise.
11917 (merge_smts_into): Likewise.
11919 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11922 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11923 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11924 * alias.h (nonoverlapping_memrefs_p): Likewise.
11926 2008-02-25 Jan Beulich <jbeulich@novell.com>
11928 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11929 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11930 __emultls_get_address, __emultls_register_common,
11931 __floatundi?f, and _Unwind_GetIPInfo.
11932 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11933 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11934 (gen_regparm_prefix): Likewise.
11935 (i386_nlm_encode_section_info): Sync with
11936 config/i386/winnt.c:i386_pe_encode_section_info().
11937 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11938 i386_nlm_mangle_decl_assembler_name): New.
11939 (netware_override_options): New.
11940 * config/i386/netware.h (netware_override_options): Declare.
11941 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11942 (i386_nlm_mangle_decl_assembler_name): Declare.
11943 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11945 2008-02-25 Ben Elliston <bje@au.ibm.com>
11948 * c-decl.c (grokdeclarator): Remove unused local variables
11949 `typedef_type' and `type_as_written'.
11951 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11952 unused local variable `has_hot_blocks'.
11953 (fix_crossing_conditional_branches): Remove unused local variable
11956 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11958 PR middle-end/19984
11959 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11960 using DEF_C99_BUILTIN.
11961 (BUILT_IN_NANF): Ditto.
11962 (BUILT_IN_NANL): Ditto.
11964 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11965 Revital Eres <eres@il.ibm.com>
11967 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11968 regarding the order of two dependent insns in the same row.
11970 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11972 * stor-layout.c (layout_decl): Do not bump the alignment of a
11973 bit-field to more than byte alignment if it is packed.
11975 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11977 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11980 2008-02-24 Diego Novillo <dnovillo@google.com>
11982 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11985 * tree-vrp.c (vrp_evaluate_conditional): With
11986 -Wtype-limits, emit a warning when comparing against a
11987 constant outside the natural range of OP0's type.
11988 * c.opt (Wtype-limits): Move ...
11989 * common.opt (Wtype-limits): ... here.
11991 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11993 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11994 * config/rs6000/e300c2c3.md: New file.
11995 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11997 (rs6000_override_options): Add e300c2 and e300c3 cases to
11998 processor_target_table. Do not allow usage of Altivec or Spe
11999 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
12000 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
12001 * config/rs6000/rs6000.h (processor_type): Add
12002 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
12003 (ASM_CPU_SPEC): Add e300c2 and e300c3.
12004 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
12005 and ppce300c3. Include e300c2c3.md.
12007 2008-02-23 David Edelsohn <edelsohn@gnu.org>
12009 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
12010 instead of TARGET_STRICT_ALIGN.
12012 2008-02-23 Joseph Myers <joseph@codesourcery.com>
12014 * explow.c (memory_address): Assert that the generated address is
12017 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12020 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
12021 * config/darwin-ppc-ldouble-patch.def: New file.
12022 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
12023 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
12024 SUBTARGET_INIT_BUILTINS if defined.
12025 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
12028 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12031 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
12032 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
12034 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
12037 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
12038 file" warning condtional on -Winvalid-PCH.
12040 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
12042 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
12044 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
12048 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
12049 prevent reload from using MMX registers.
12050 (*mov<mode>_internal): Ditto.
12051 (*movv2sf_internal_rex64): Ditto.
12052 (*movv2sf_internal): Ditto.
12054 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12056 PR documentation/31569
12057 * doc/install.texi2html: Use makeinfo --no-number-sections.
12059 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12061 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
12062 ensure that we can address an entire entity > 8 bytes. Don't
12063 generate reg+reg addressing for such data.
12065 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12067 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
12068 strings when optimizing for size, unless the target cares about
12071 2008-02-22 Tom Tromey <tromey@redhat.com>
12073 * regclass.c (current_pass): Remove declaration.
12075 2008-02-22 Anatoly Sokolov <aesok@post.ru>
12077 * config/avr/libgcc.S (__RAMPZ__): Define.
12078 (__do_copy_data): Add for devices with 128KB code memory.
12080 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
12082 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
12084 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
12086 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
12088 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
12091 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12094 * c-typeck.c (build_binary_op): Warn about floating point
12095 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
12097 2008-02-21 Janis Johnson <janis187@us.ibm.com>
12100 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
12101 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
12103 (rs6000_override_options): Set altivec_abi as default, not override,
12104 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
12105 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
12106 is used; use new member spe_abi.
12107 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
12108 spe_abi and altivec_abi.
12110 2008-02-22 Tomas Bily <tbily@suse.cz>
12112 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
12114 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12117 * config.build (build_file_translate): Set to `CMD //c' only if
12119 * Makefile.in (build_file_translate): Improve comment.
12121 2008-02-21 Jan Hubicka <jh@suse.cz>
12123 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
12124 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
12125 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
12127 2008-02-21 Michael Matz <matz@suse.de>
12130 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
12132 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
12134 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
12135 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
12136 as insn constraint.
12137 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
12138 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
12139 SSE_VEC_FLOAT_MODE_P as insn constraint.
12140 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
12141 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
12142 sse4a_movntdf using MODEF mode iterator.
12143 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
12144 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
12145 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
12146 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
12147 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
12148 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
12149 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
12151 2008-02-21 Richard Guenther <rguenther@suse.de>
12153 * tree.def (PAREN_EXPR): New tree code.
12154 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
12156 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
12157 * expr.c (expand_expr_real_1): Likewise.
12158 * tree-inline.c (estimate_num_insns_1): Likewise.
12159 * tree-complex.c (expand_complex_move): Likewise.
12160 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
12163 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12166 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
12168 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
12171 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
12173 * config/sh/sh.c (find_barrier): Don't go past
12174 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
12176 2008-02-20 DJ Delorie <dj@redhat.com>
12178 * config/h8300/h8300.md (insv): Force source operand to be a register.
12180 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
12181 as a jump, not as a plain insn.
12183 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
12185 * doc/invoke.texi (Warning Options): Add new option
12186 -Wframe-larger-than=.
12187 (-Wframe-larger-than): Document.
12189 * flags.h (warn_frame_larger_than, frame_larger_than_size):
12190 Add declarations for new option variables.
12192 * final.c (final_start_function): Check the frame size
12193 before emission and issue a Wframe-larger-than warning.
12195 * opts.c (warn_frame_larger_than, frame_larger_than_size):
12196 Add definitions for new option variables.
12197 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
12199 * common.opt (Wframe-larger-than=): New option.
12201 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12203 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
12204 (<sse>_div<mode>3): Ditto.
12205 (<sse>_vmdiv<mode>3): Ditto.
12206 (<sse>_vmsqrt<mode>2): Ditto.
12207 (*smax<mode>3): Ditto.
12208 (sse5_frcz<mode>2): Ditto.
12209 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
12210 as insn constraint.
12212 2008-02-20 Richard Guenther <rguenther@suse.de>
12214 PR middle-end/35265
12215 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
12216 be happy with INTEGRAL_TYPE_P.
12218 2008-02-20 Richard Guenther <rguenther@suse.de>
12220 * fold-const.c (split_tree): Associate floatig-point expressions
12221 if flag_associative_math is set.
12223 2008-02-20 Richard Guenther <rguenther@suse.de>
12225 * tree.h (fold_real_zero_addition_p): Declare.
12226 * fold-const.c (fold_real_zero_addition_p): Export.
12227 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
12228 floating-point operations with zero and one.
12230 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
12232 * doc/install.texi: Correct references to CFLAGS, replacing them
12233 with BOOT_CFLAGS. Document flags used during bootstrap for
12236 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
12238 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
12239 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
12240 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12242 (smin<mode>3): Ditto from similar patterns.
12243 (smax<mode>3): Ditto.
12244 (*ieee_smin<mode>3): Ditto.
12245 (*ieee_smax<mode>3): Ditto.
12246 * config/i386/sse.md (sse): New mode attribute.
12247 (mov<mode>): Macroize expander from movv4sf and movv2df using
12248 SSEMODEF2P mode iterator.
12249 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12250 SSE_VEC_FLOAT_MODE_P as insn constraint.
12251 (storent<mode>): Ditto.
12252 (storent<mode>): Macroize expander from storentsf and storentdf using
12253 MODEF mode iterator.
12254 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12255 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12256 (abs<mode>2): Ditto from similar patterns.
12257 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12258 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12259 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12260 (<sse>_vmsqrt<mode>2): Ditto.
12261 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12262 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12263 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12264 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12265 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12266 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12267 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
12269 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
12270 iterator and SSE_FLOAT_MODE_P as insn constraint.
12271 (<sse>_ucomi): Ditto from similar patterns.
12272 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
12273 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
12274 SSE_VEC_FLOAT_MODE_P as insn constraint.
12275 (vcond<mode>): Ditto from similar patterns.
12276 (and<mode>3, *and<mode>3): Ditto.
12277 (<sse>_nand<mode>3): Ditto.
12278 (ior<mode>3, *ior<mode>3): Ditto.
12279 (xor<mode>3, *xor<mode>3): Ditto.
12280 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
12281 iterator and SSE_FLOAT_MODE_P as insn constraint.
12282 (*nand<mode>3): Ditto from similar patterns.
12283 (*ior<mode>3): Ditto.
12284 (*xor<mode>3): Ditto.
12286 2008-02-20 Ira Rosen <irar@il.ibm.com>
12288 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
12289 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
12290 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
12292 2008-02-19 Jan Hubicka <jh@suse.cz>
12294 * predict.c (tree_bb_level_predictions): Remove variable next
12295 mistakely introduced by previous commit.
12297 2008-02-19 Jan Hubicka <jh@suse.cz>
12299 * predict.c (predict_paths_leading_to): Rewrite.
12300 (predict_paths_for_bb): New.
12301 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
12303 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12306 * Makefile.in (build_file_translate): New.
12307 (gcc-vers.texi): Use it for translating $(abs_srcdir).
12308 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
12309 * configure.ac (build_file_translate): Substitute it.
12310 * configure: Regenerate.
12312 2008-02-19 Jan Hubicka <jh@suse.cz>
12314 PR rtl-optimization/34408
12315 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
12318 2008-02-19 Jan Hubicka <jh@suse.cz>
12320 PR middle-end/28779
12321 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
12324 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
12327 * config/i386/i386-modes.def: Revert the last DI alignment
12328 change until Ada people can look into it.
12330 2008-02-19 Nick Clifton <nickc@redhat.com>
12332 * opts.c (print_specific_help): Fix typo in --help text.
12334 2008-02-19 Jakub Jelinek <jakub@redhat.com>
12337 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
12338 32-bit inline asm without asm alternatives for host GCC < 3.0.
12340 2008-02-19 Richard Guenther <rguenther@suse.de>
12342 PR tree-optimization/34989
12343 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
12344 Allow propagation to INDIRECT_REF if we can simplify only.
12346 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12348 * c-common.c (warn_for_collisions_1): Use appropriate option when
12351 2008-02-19 Nick Clifton <nickc@redhat.com>
12354 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
12355 (handle_options): Fix indentation.
12356 (print_filtered_help): If no language-specific options were
12357 displayed tell the user how to list all the options supported by
12358 the language's front-end.
12359 (print_specific_help): Fix indentation and remove duplicate line.
12360 (common_handle_option): Handle the -v option.
12361 For --help enable the display of undocumented options if the -v
12362 switch has been included on the command line.
12363 For --help= check for overlaps in the arguments between the option
12364 classes and the language names and issue a warning when they
12365 cannot be disambiguated.
12366 * c.opt (v): Pass on to the common option handler.
12368 2008-02-19 Revital Eres <eres@il.ibm.com>
12370 * modulo-sched.c (sms_schedule): Change dump message when
12371 create_ddg function fails.
12372 (try_scheduling_node_in_cycle): Rename row to cycle.
12373 (print_partial_schedule): Rename CYCLE to ROW.
12375 2008-02-19 Christian Bruel <christian.bruel@st.com>
12376 Zdenek Dvorak <ook@ucw.cz>
12378 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12380 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12383 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12384 (*x86_movdicc_0_m1_se): Ditto.
12386 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12388 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12389 (CMPtype): Define as __gcc_CMPtype.
12390 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12391 (CMPtype): Define as __gcc_CMPtype.
12393 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12395 Support valgrind 3.3 for --enable-checking=valgrind.
12396 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12398 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12399 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12400 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12401 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12402 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12403 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12404 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12406 * ggc-zone.c: Similar.
12407 * ggc-page.c: Similar.
12409 2008-02-19 Paul Brook <paul@codesourcery.com>
12412 * config/arm/ieee754-df.S: Fix do_it typo.
12413 * config/arm/ieee754-sf.S: Fix do_it typo.
12415 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12418 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12419 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12420 (OPTION_MASK_ISA_SSE_SET): Likewise.
12421 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12422 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12423 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12424 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12425 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12426 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12427 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12428 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12429 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12430 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12431 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12432 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12433 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12434 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12435 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12436 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12437 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12438 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12439 (OPTION_MASK_ISA_SSE4): Removed.
12440 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12441 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12442 (override_options): Don't turn on implied SSE/MMX bits in
12445 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12447 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12450 2008-02-18 Joey Ye <joey.ye@intel.com>
12452 PR middle-end/34921
12453 * tree-nested.c (insert_field_into_struct): Set type alignment
12454 to field alignment if the former is less than the latter.
12456 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12458 * BASE-VER: Set to 4.4.0.
12460 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12462 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12463 * doc/cfg.texi: Likewise.
12464 * doc/extend.texi: Likewise.
12465 * doc/gty.texi: Likewise.
12466 * doc/invoke.texi: Likewise.
12467 * doc/loop.texi: Likewise.
12468 * doc/md.texi: Likewise.
12469 * doc/passes.texi: Likewise.
12470 * doc/rtl.texi: Likewise.
12471 * doc/sourcebuild.texi: Likewise.
12472 * doc/tm.texi: Likewise.
12473 * doc/tree-ssa.texi: Likewise.
12475 2008-02-17 Richard Guenther <rguenther@suse.de>
12477 PR middle-end/35227
12478 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12479 without default definition.
12481 2008-02-17 Richard Guenther <rguenther@suse.de>
12483 PR tree-optimization/35231
12484 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12487 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12490 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12491 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12492 libgcc_cmp_return mode.
12494 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12497 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12499 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12501 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12504 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12506 * doc/c-tree.texi: Use `@.' where appropriate.
12507 * doc/extend.texi: Likewise.
12508 * doc/install.texi: Likewise.
12509 * doc/invoke.texi: Likewise.
12510 * doc/loop.texi: Likewise.
12511 * doc/makefile.texi: Likewise.
12512 * doc/md.texi: Likewise.
12513 * doc/passes.texi: Likewise.
12514 * doc/standards.texi: Likewise.
12515 * doc/tm.texi: Likewise.
12517 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12519 PR middle-end/35196
12520 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12522 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12523 rather than in entry_bb.
12525 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12527 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12528 libgcc_cmp_return mode.
12530 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12532 PR middle-end/35130
12533 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12534 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12536 2008-02-15 Richard Guenther <rguenther@suse.de>
12537 Zdenek Dvorak <ook@ucw.cz>
12539 PR tree-optimization/35164
12540 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12541 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12542 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12543 Only propagate addresses which do not have abnormal SSA_NAMEs
12546 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12549 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
12551 2008-02-15 Jan Hubicka <jh@suse.cz>
12553 PR middle-end/35149
12554 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
12556 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12558 PR middle-end/34621
12559 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
12560 when calculating alignment_pad.
12562 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12564 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
12565 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
12566 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
12567 and STACK_BOUNDARY define.
12569 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
12571 PR preprocessor/35061
12572 * c-pragma.c (handle_pragma_pop_macro): Check that
12573 pushed_macro_table has been allocated.
12575 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12577 PR middle-end/35136
12578 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12579 (force_gimple_operand): Likewise.
12580 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12581 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12582 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12583 (find_interesting_uses_address): Check addressability and alignment
12584 of the base expression only after substituting bases of IVs into it.
12586 2008-02-14 Michael Matz <matz@suse.de>
12589 * function.c (instantiate_virtual_regs_in_insn): Reload address
12590 before falling back to reloading the whole operand.
12592 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12594 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12595 before the first section switch note.
12597 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12599 * doc/bugreport.texi: Update copyright years.
12600 * doc/c-tree.texi: Likewise.
12601 * doc/cfg.texi: Likewise.
12602 * doc/cpp.texi: Likewise.
12603 * doc/cppinternals.texi: Likewise.
12604 * doc/fragments.texi: Likewise.
12605 * doc/frontends.texi: Likewise.
12606 * doc/gcc.texi: Likewise.
12607 * doc/gty.texi: Likewise.
12608 * doc/hostconfig.texi: Likewise.
12609 * doc/implement-c.texi: Likewise.
12610 * doc/libgcc.texi: Likewise.
12611 * doc/loop.texi: Likewise.
12612 * doc/makefile.texi: Likewise.
12613 * doc/options.texi: Likewise.
12614 * doc/passes.texi: Likewise.
12615 * doc/rtl.texi: Likewise.
12616 * doc/sourcebuild.texi: Likewise.
12617 * doc/standards.texi: Likewise.
12618 * doc/tree-ssa.texi: Likewise.
12619 * doc/trouble.texi: Likewise.
12621 * doc/extend.texi: Use @: or add comma where appropriate.
12622 * doc/invoke.texi: Likewise.
12623 * doc/tm.texi: Likewise.
12625 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12628 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12631 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12633 * doc/md.texi (clz, ctz): Add reference.
12634 * doc/rtl.texi (clz, ctz): Likewise.
12636 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12639 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12642 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12644 * config/s390/s390.c (struct constant_pool): New field
12645 emit_pool_after added.
12646 (s390_mainpool_start): Set the emit_pool_after flag according
12647 to the section switch notes.
12648 (s390_mainpool_finish): Consider emit_pool_after when emitting
12649 the literal pool at the end of the function.
12650 (s390_chunkify_start): Force literal pool splits at section
12653 2008-02-13 Michael Matz <matz@suse.de>
12656 * var-tracking.c (clobber_variable_part): Correctly traverse the
12659 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12662 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12663 Add -fdump-ipa-inline.
12664 * tree-dump.c (dump_files): Remove tree-inlined dump.
12665 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12667 2008-02-12 Richard Guenther <rguenther@suse.de>
12669 PR tree-optimization/35171
12670 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12673 2008-02-12 Richard Guenther <rguenther@suse.de>
12675 PR middle-end/35163
12676 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12677 value-preserving mode. Disallow final truncation.
12679 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12681 PR middle-end/35136
12682 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12683 code from here to...
12684 (force_gimple_operand): ...here.
12686 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12689 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12690 non-compatible pointers.
12691 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12692 different FIELD_DECLs, try harder by comparing field offsets, sizes
12695 PR inline-asm/35160
12696 * function.c (match_asm_constraints_1): Don't replace the same input
12699 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12701 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12702 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12703 (expand_epilogue): Restore RAMPZ register.
12704 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12706 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12708 * config/i386/cygwin.asm: (__alloca): Correct calling
12709 convention and alignment.
12710 (__chkstk): Force 8 byte stack alignment.
12712 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12713 Richard Guenther <rguenther@suse.de>
12715 PR tree-optimization/33992
12716 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12717 the zero we compare against.
12719 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12721 PR libfortran/35063
12722 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12723 to CloseHandle after unlocking to prevent accumulation of handle
12726 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12728 PR middle_end/34150
12729 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12730 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12731 and update LABEL_NUSES during and after reload.
12733 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12735 PR middle-end/34627
12736 * combine.c (simplify_if_then_else): Make sure the comparison is
12737 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12739 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12742 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12743 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12744 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12745 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12746 * tree.h (get_type_static_bounds): Likewise.
12748 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12750 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12751 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12752 Make -Wfoo language annotations match what the compiler outputs.
12754 2008-02-08 Sa Liu <saliu@de.ibm.com>
12756 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12757 intrinsics spu_convts, spu_convtu, spu_convtf.
12759 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12761 * doc/extend.texi (Function Attributes) <noinline>: Mention
12762 asm ("") as method to keep calls.
12764 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12767 * doc/options.texi (Options): Replace references to opts.sh with
12769 * opts-common.c: Likewise.
12770 * optc-gen.awk: Likewise.
12772 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12774 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12776 2008-02-07 Richard Henderson <rth@redhat.com>
12779 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12780 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12783 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12785 PR tree-optimization/35085
12786 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12787 for operand entry oe2 in addition to operand entry oe3 in order to
12788 expose more opportunities for vectorizer sum reduction.
12790 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12793 * Makefile.in (LIBS): Remove $(GMPLIBS).
12794 (cc1-dummy, cc1): Add $(GMPLIBS).
12796 2008-02-06 Jan Hubicka <jh@suse.cz>
12799 * i386.md (moddf_integer): Do not produce partial memory stalls for
12800 targets where it hurts.
12802 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12805 * optabs.c (expand_float): Do not check for decimal modes when
12806 expanding unsigned integer through signed conversion.
12808 2008-02-06 Nick Clifton <nickc@redhat.com>
12810 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12811 inside the clobber with a match_operand and duplicated operand
12812 number in the constraint.
12813 (ineqbranchsi): Delete redundant comment.
12815 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12817 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12818 builtin_define ("__USE_INIT_FINI__").
12819 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12821 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12823 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12825 PR documentation/30330
12826 * doc/invoke.texi (C++ Dialect Options)
12827 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12828 For each warning option -Wfoo that allows -Wno-foo, ensure both
12829 -Wfoo and -Wno-foo are listed in the option index. Fix index
12830 entry of -Wswitch-default, index -Wnormalized= including the
12831 `=', and -Wlarger-than-@var{len} including @var{len}.
12833 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12835 * config/i386/i386.md (floatunssisf2): Use
12836 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12837 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12838 Macroize expander using MODEF mode iterator.
12840 2008-02-05 Diego Novillo <dnovillo@google.com>
12842 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12845 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12847 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12850 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12852 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12855 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12856 to indicate if a message should be generated.
12857 (init_cumulative_args): Updated.
12858 (function_value_32): Likewise.
12860 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12862 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12864 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12867 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12868 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12870 2008-02-04 Diego Novillo <dnovillo@google.com>
12872 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12875 * tree-vrp.c (vrp_evaluate_conditional): With
12876 -Wtype-limits, emit a warning when comparing against a
12877 constant outside the natural range of OP0's type.
12879 2008-02-04 Richard Guenther <rguenther@suse.de>
12881 PR middle-end/33631
12882 * expr.c (count_type_elements): Give for unions instead of
12885 2008-02-04 Richard Guenther <rguenther@suse.de>
12887 PR middle-end/35043
12888 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12889 to TYPE_DOMAINs base type instead of using bitsizetype here.
12891 2008-02-03 Jason Merrill <jason@redhat.com>
12893 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12895 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12898 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12899 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12900 (RS/6000 and PowerPC Options): Fix typos and markup.
12901 * doc/passes.texi (Tree-SSA passes): Likewise.
12903 2008-02-02 Michael Matz <matz@suse.de>
12906 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12907 from record_last_reg_set_info.
12908 (record_last_reg_set_info): Take an RTX argument, iterate over all
12909 constituent hardregs.
12910 (record_last_set_info, record_opr_changes): Change calls to
12911 new signature or to record_last_reg_set_info_regno.
12913 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12915 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12917 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12919 PR rtl-optimization/34773
12920 * reg-notes.def (EQUAL): Mention significance of combination of
12921 REG_EQUAL and REG_RETVAL.
12922 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12923 insn that has a REG_RETVAL.
12925 2008-02-01 Roger Sayle <roger@eyesopen.com>
12928 * configure.ac (--enable-fixed-point): Disable unless explicitly
12930 * configure: Regenerate.
12932 2008-02-01 Richard Guenther <rguenther@suse.de>
12935 * invoke.texi (-finline-limit): Remove no longer true parts
12936 of the documentation. Note that there is no default value.
12938 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12939 Mark Mitchell <mark@codesourcery.com>
12940 Ben Elliston <bje@au.ibm.com>
12943 * doc/extend.texi (Other Builtins): Document.
12945 2008-01-31 Tom Browder <tom.browder@gmail.com>
12947 * doc/c-tree.texi (Types): Fix grammar.
12948 (Expression trees): Ditto.
12949 * doc/passes.texi (Tree-SSA passes): Ditto.
12951 * doc/configterms.texi (Configure Terms): Fix typo.
12952 * doc/cpp.texi (Common Predefined Macros): Ditto.
12953 * doc/md.texi (Machine Constraints): Ditto.
12955 * doc/makefile.texi (Makefile): Add comma.
12957 2008-01-31 Tom Browder <tom.browder@gmail.com>
12958 Gerald Pfeifer <gerald@pfeifer.com>
12960 * doc/sourcebuild.texi (Front End): Remove references to CVS
12961 and CVSROOT/modules.
12962 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12963 (Back End): Remove reference to CVS.
12965 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12968 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12970 (mips16_gp_pseudo_reg): ...here.
12971 * config/mips/mips.md (load_const_gp): Replace with...
12972 (load_const_gp_<mode>): ...this :P-based insn.
12974 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12976 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12977 options. Minor fixes.
12978 (-std): Move reference to standards closer to where language
12979 standards are first mentioned.
12981 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12983 PR rtl-optimization/34995
12984 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12985 parameter and return a bool. If the rtx parameter is nonnull,
12986 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12987 (find_reloads): Update call accordingly. Pass the new operand
12988 if it needed no address reloads, otherwise pass null.
12990 2008-01-30 Richard Henderson <rth@redhat.com>
12993 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12994 for unbounded arrays.
12996 2008-01-30 Silvius Rus <rus@google.com>
12998 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
13000 2008-01-30 Jan Hubicka <jh@suse.cz>
13003 * i386.c (init_cumulative_args): Use real function declaration when
13006 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
13008 PR rtl-optimization/34998
13009 * global.c (build_insn_chain): Treat non-subreg_lowpart
13010 SUBREGs of pseudos as clobbering all the words covered by the
13011 SUBREG, not just all the bytes.
13012 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
13013 original df_ref rather than an extract parameter.
13014 (global_conflicts): Update call accordingly.
13016 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
13018 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
13019 the overflow check to make it easier to read.
13020 (__fixtfdi): Change the type of the ll member in union
13021 long_double to UDItype_x.
13023 2008-01-30 Jakub Jelinek <jakub@redhat.com>
13025 PR middle-end/34969
13026 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
13027 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
13028 * tree-inline.c (fold_marked_statements): Call
13029 cgraph_update_edges_for_call_stmt if folding a call statement.
13030 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
13031 debug_generic_stmt calls, reset it back afterwards.
13034 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
13036 * c-typeck.c (build_external_ref): Don't pedwarn about
13037 static vars in current function's scope.
13039 2008-01-29 Joseph Myers <joseph@codesourcery.com>
13041 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
13043 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
13046 * ipa-struct-reorg.c: Fix spelling.
13047 * params.def: Ditto.
13049 2008-01-29 Richard Guenther <rguenther@suse.de>
13051 PR middle-end/35006
13052 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
13054 * tree-inline.c (remap_type): Increment remapping_type_depth
13055 around remapping types.
13056 (copy_body_r): Only add referenced variables if they are referenced
13057 from code, not types.
13059 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
13070 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
13071 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
13073 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
13076 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
13077 pointer for tiny stack.
13079 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13081 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
13083 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
13085 * config/vx-common.h: Fix typo in comment.
13087 2008-01-28 Ian Lance Taylor <iant@google.com>
13091 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
13092 coalesce pointers if they have different DECL_NO_TBAA_P values.
13093 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
13094 between variables with different DECL_NO_TBAA_P values.
13096 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
13099 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
13100 are not legitimate small data references on SPE targets.
13102 2008-01-28 David Daney <ddaney@avtrex.com>
13104 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
13106 2008-01-28 David Daney <ddaney@avtrex.com>
13108 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
13110 2008-01-27 Joseph Myers <joseph@codesourcery.com>
13112 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
13113 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
13114 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
13115 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
13116 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
13117 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
13118 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
13119 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
13121 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13123 * basic-block.h (condjump_equiv_p): Fix comment.
13125 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13127 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
13128 print_generic_stmt_indented): Fix comment.
13130 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
13132 * configure.ac (__stack_chk_fail): Add detecion for availability
13133 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
13134 * configure: Regenerate.
13136 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
13138 PR middle-end/34688
13139 * final.c (output_addr_const): Handle TRUNCATE.
13141 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
13144 * tree-ssa-loop-ivopts.c (comp_cost): New type.
13145 (zero_cost, infinite_cost): New constants.
13146 (struct cost_pair): Change type of cost to comp_cost.
13147 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
13148 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
13150 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
13151 split_address_cost, ptr_difference_cost, difference_cost,
13152 get_computation_cost_at, get_computation_cost,
13153 determine_use_iv_cost_generic, determine_use_iv_cost_address,
13154 determine_use_iv_cost_condition, determine_use_iv_costs,
13155 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
13156 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
13157 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
13158 Change type of cost to comp_cost.
13159 (determine_iv_cost): Increase cost of non-original ivs, instead
13160 of decreasing the cost of original ones.
13161 (get_address_cost): Indicate the complexity of the addressing mode
13163 (try_add_cand_for): Prefer using ivs not specific to some object.
13164 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
13166 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
13167 Janis Johnson <janis187@us.ibm.com>
13170 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
13171 (TARGET_INSTANTIATE_DECLS): Likewise.
13172 * target.h (expand_to_rtl_hook): New target hook.
13173 (instantiate_decls): Likewise.
13174 * function.c (instantiate_decl): Make non-static. Rename to...
13175 (instantiate_decl_rtl): ... this.
13176 (instantiate_expr): Use instantiate_decl_rtl.
13177 (instantiate_decls_1): Likewise.
13178 (instantiate_decls): Likewise.
13179 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
13180 * function.h (instantiate_decl_rtl): Add prototype.
13181 * cfgexpand.c (target.h): New include.
13182 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
13183 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
13184 (TARGET_INSTANTIATE_DECLS): Likewise.
13185 (TARGET_INITIALIZER): New target hooks added.
13186 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
13188 * config/rs6000/rs6000.c (tree-flow.h): New include.
13189 (machine_function): Add sdmode_stack_slot field.
13190 (rs6000_alloc_sdmode_stack_slot): New function.
13191 (rs6000_instantiate_decls): Likewise.
13192 (rs6000_secondary_memory_needed_rtx): Likewise.
13193 (rs6000_check_sdmode): Likewise.
13194 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
13195 (TARGET_INSTANTIATE_DECLS): Likewise.
13196 (rs6000_hard_regno_mode_ok): Allow SDmode.
13197 (num_insns_constant): Likewise. Handle _Decimal32 constants.
13198 (rs6000_emit_move): Handle SDmode.
13199 (function_arg_advance): Likewise.
13200 (function_arg): Likewise.
13201 (rs6000_gimplify_va_arg): Likewise. Add special handling of
13202 SDmode var args for 32-bit compiles.
13203 (rs6000_secondary_reload_class): Handle SDmode.
13204 (rs6000_output_function_epilogue): Likewise.
13205 (rs6000_function_value): Simplify if statement.
13206 (rs6000_libcall_value): Likewise.
13207 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
13208 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
13209 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
13210 (movsd_hardfloat): New define_insn.
13211 (movsd_softfloat): Likewise.
13212 (movsd_store): Likewise.
13213 (movsd_load): Likewise.
13214 (extendsddd2): Likewise.
13215 (extendsdtd2): Likewise.
13216 (truncddsd2): Likewise.
13217 (movdd_hardfloat64): Fixup comment.
13218 (UNSPEC_MOVSD_LOAD): New constant.
13219 (UNSPEC_MOVSD_STORE): Likewise.
13221 2008-01-26 Jakub Jelinek <jakub@redhat.com>
13224 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
13226 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
13227 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
13228 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
13229 and TRUTH_XOR_EXPR.
13231 2008-01-26 David Edelsohn <edelsohn@gnu.org>
13234 * config.gcc: Separate AIX 5.3 from AIX 6.1.
13235 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
13236 __LONGDOUBLE128 too.
13237 * config/rs6000/aix61.h: New file.
13239 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13241 PR rtl-optimization/34959
13242 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13243 popcount and parity rtxes the same mode as their operand.
13244 Truncate or extend the result to the return value's mode
13247 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13250 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13251 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13252 to GOT_VERSION_REGNUM.
13253 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13254 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13255 * config/mips/mips.c (mips_emit_call_insn): New function.
13256 (mips_call_tls_get_addr): Call mips_expand_call directly.
13257 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13259 (mips16_build_call_stub): Likewise. Return the call insn or null.
13260 (mips_expand_call): Update the call to mips16_build_call_stub
13261 accordingly and a remove redundant condition. Assert that MIPS16
13262 stubs do not use lazy binding. Use mips_emit_call_insn and return
13264 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13266 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13267 (mips_avoid_hazard): Remove hazard_set handling.
13268 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
13269 (UNSPEC_RESTORE_GP): ...this.
13270 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
13271 (FAKE_CALL_REGNO): Rename to...
13272 (GOT_VERSION_REGNUM): ...this.
13273 (type): Add "ghost" value. Add an associated insn reservation.
13274 (hazard_set): Remove.
13275 (exception_receiver): Rename to...
13276 (restore_gp): ...this and update the unspec identifier accordingly.
13277 (exception_receiver, nonlocal_got_receiver): New expanders.
13278 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
13279 FAKE_CALL_REGNO. Remove hazard_set attribute.
13280 (set_got_version, update_got_version): New patterns.
13282 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
13285 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
13287 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13290 * doc/install.texi2html: Generate gcc-vers.texi.
13292 2008-01-25 DJ Delorie <dj@redhat.com>
13294 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13296 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13298 * config/c4x: Remove directory.
13299 * config.gcc (crx-*, mt-*): Mark obsolete.
13300 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
13301 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
13302 sh-*-rtemscoff*): Remove cases.
13303 * defaults.h (C4X_FLOAT_FORMAT): Remove.
13304 * real.c (encode_c4x_single, decode_c4x_single,
13305 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
13306 c4x_extended_format): Remove.
13307 * real.h (c4x_single_format, c4x_extended_format): Remove.
13308 * doc/extend.texi (interrupt, naked): Remove mention of attributes
13310 (Pragmas): Remove comment about c4x pragmas.
13311 * doc/install.texi (c4x): Remove target-specific instructions.
13312 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
13313 * doc/md.texi (Machine Constraints): Remove C4x documentation.
13314 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
13315 refer to C4x source files as examples.
13316 (C4X_FLOAT_FORMAT): Remove documentation.
13318 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
13320 * config/bfin/bfin.c (override_options): Reorder tests so that
13321 flag_pic gets enabled for -msep-data.
13323 2008-01-25 Richard Guenther <rguenther@suse.de>
13325 PR middle-end/32244
13326 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
13327 to its bitfield precision if required.
13329 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13331 PR middle-end/33880
13332 * tree-nested.c (walk_omp_for): New function.
13333 (convert_nonlocal_reference, convert_local_reference): Call
13334 walk_omp_for on OMP_FOR.
13335 (convert_call_expr): Call walk_body on OMP_FOR's
13336 OMP_FOR_PRE_INIT_BODY.
13338 2008-01-25 Richard Guenther <rguenther@suse.de>
13340 PR tree-optimization/34966
13341 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
13342 default defs and PHI_NODEs we have to insert after the
13343 defining statement.
13345 2008-01-24 Nick Clifton <nickc@redhat.com>
13347 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
13348 Provide a default definition.
13349 (LIBGCC2_UNITS_PER_WORD): Likewise.
13351 * config/stormy16/stormy16.c: Include df.h for the prototype
13352 for df_regs_ever_live_p.
13353 (xstormy16_expand_builtin_va_start): Convert the stack offset
13354 into a component_ref and then use POINTER_PLUS_EXPR to add it
13355 to the incoming_virtual_args_rtx.
13356 (xstormy16_gimplify_va_arg_expr): Rename to
13357 xstormy16_gimplify_va_arg_expr.
13358 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
13359 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
13360 xstormy16_gimplify_va_arg_expr.
13361 Fix up some formatting issues.
13363 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
13364 Move to predicates.md.
13365 (xs_hi_general_operand): Likewise.
13366 (xs_hi_nonmemory_operand): Likewise.
13367 * config/stormy16/predicates.md:
13368 (xstormy16_carry_plus_operand): New predicate.
13369 (xs_hi_general_operand): New predicate.
13370 (xs_hi_nonmemory_operand): New predicate.
13371 * config/stormy16/stormy16-protos.h:
13372 (xstormy16_carry_plus_operand): Delete prototype.
13373 (xs_hi_general_operand): Likewise.
13374 (xs_hi_nonmemory_operand): Likewise.
13376 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13377 modifiers as they are no longer needed and they can trigger
13378 reload spill failures.
13380 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13381 with a match_operand in order to help reload.
13383 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13384 constraint with 'e' for the 8th alternative as this version of
13385 the mov.w instruction only accepts the lower 8 registers.
13387 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13390 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13391 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13394 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13396 PR middle-end/33333
13397 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13399 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13401 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13403 (remove_structure): Update allocations list before removing structure.
13405 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13407 * ipa-struct-reorg.c (is_safe_cond_expr,
13408 create_new_stmts_for_cond_expr): Use integer_zerop function,
13409 that recognize not only zero-pointer, but zero-integer too.
13411 2008-01-25 Ben Elliston <bje@au.ibm.com>
13414 * fixproto: Escape "." in sed expression that strips leading "./".
13416 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13419 * gcc.c (SWITCH_OK): Removed.
13420 (SWITCH_LIVE): Changed to bit.
13421 (SWITCH_FALSE): Likewise.
13422 (SWITCH_IGNORE): Likewise.
13423 (switchstr): Change live_cond to unsigned int.
13424 (process_command): Replace SWITCH_OK with 0.
13425 (do_self_spec): Likewise.
13426 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13427 (give_switch): Likewise.
13428 (used_arg): Likewise.
13429 (do_spec_1): Set the SWITCH_IGNORE bit.
13430 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13431 bits. Set the SWITCH_LIVE bit.
13433 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13435 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13437 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13439 PR tree-optimization/34472
13440 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13441 parameter to a "bool *" and set *DATA to false if there is
13442 an unsafe access. Do not delete the structure here.
13443 (check_cond_exprs): Delete it here instead.
13444 (check_cond_exprs, exclude_cold_structs): Do not increase
13445 I when removing a structure.
13447 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13450 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13451 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13453 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13455 PR middle-end/34934
13456 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13457 a fixed vector for stack.
13459 2008-01-24 Ben Elliston <bje@au.ibm.com>
13462 * doc/gcc.texi (Software development): Add a direntry for g++.
13464 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13466 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13467 stale and straggling -fforce-addr comments above.
13469 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13471 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13472 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13474 2008-01-23 Michael Matz <matz@suse.de>
13477 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13480 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13482 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13483 malloc result type.
13485 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13487 * config/avr/avr.c (avr_current_arch): New variable.
13488 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13489 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13490 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13491 (avr_override_options): Init 'avr_current_arch'.
13492 (base_arch_s): Move from here...
13493 * config/avr/avr.h (base_arch_s): ... here. Add new members
13494 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13495 'mega' to 'have_jmp_call'.
13496 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13497 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13499 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13501 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13502 MULTILIB_MATCHES): (Ditto.).
13504 2008-01-23 Richard Guenther <rguenther@suse.de>
13506 PR middle-end/31529
13507 * cgraphunit.c (cgraph_reset_node): Always mark the node
13508 not reachable if it is not queued already.
13510 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13512 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13513 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13514 (cputype_selected): New static variable.
13515 (bfin_handle_option): Set it if -mcpu is used.
13516 (override_option): Select default set of workarounds if no cpu type
13517 selected on the command line.
13518 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13520 From Michael Frysinger <michael.frysinger@analog.com>
13521 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13522 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13524 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13525 for bf547, bf523, bf524, and bf526.
13526 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13528 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13529 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13530 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13531 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13532 * doc/invoke.texi (Blackfin Options): Document that
13533 -mcpu now accept bf547, bf523, bf524, and bf526.
13535 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13537 PR rtl-optimization/34628
13538 * combine.c (try_combine): Stop and undo after the first combination
13539 if an autoincrement side-effect on the first insn has effectively
13542 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13545 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13546 Offset addresses are not valid for Altivec or paired float modes.
13548 2008-01-22 Jakub Jelinek <jakub@redhat.com>
13551 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
13552 if DECL_INITIAL (decl) is error_mark_node.
13555 * c-common.c (handle_vector_size_attribute): Only allow
13556 integral, scalar float and fixed point types. Handle OFFSET_TYPE
13557 the same way as pointer, array etc. types.
13558 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
13561 * tree.c (build_type_attribute_qual_variant): Call
13562 build_qualified_type if attributes are equal, but quals are not.
13564 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13567 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
13568 * flags.h (warn_strict_aliasing): Remove.
13569 (warn_strict_overflow): Remove.
13570 * opts.c (warn_strict_aliasing): Remove.
13571 (warn_strict_overflow): Remove.
13572 * c-opts.c (c_common_handle_option): -Wall only sets
13573 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13574 (c_common_post_options): Give default values to -Wstrict-aliasing
13575 and -Wstrict-overflow if they are uninitialized.
13576 * common.opt (Wstrict-aliasing): Specify Var and Init.
13577 (Wstrict-overflow): Likewise.
13579 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13581 PR rtl-optimization/26854
13582 PR rtl-optimization/34400
13583 PR rtl-optimization/34884
13584 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13586 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13587 (df_rd_bb_info.expanded_lr_out): Deleted
13588 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13589 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13590 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13591 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13592 Removed code to allocate, initialize or free expanded_lr_out.
13593 (df_rd_bb_local_compute_process_def): Restructured to make more
13595 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13596 sets if the sets are being trimmed.
13598 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13601 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13602 (as_vers): Likewise.
13603 * configure: Regenerated.
13605 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13607 PR middle-end/33092
13608 * tree-pass.h (pass_build_alias): New pass.
13609 * tree-ssa-alias.c (gate_build_alias): New.
13610 (pass_build_alias): New.
13611 * passes.c (init_optimization_passes): Add pass_build_alias after
13612 pass_create_structure_vars.
13614 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13616 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13617 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13618 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13619 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13620 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13621 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13622 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13623 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13624 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13625 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13626 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13627 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13628 * config/s390/s390.md (FP_ALL): New mode iterator.
13629 (_d): New mode attribute.
13630 ("*signbit<mode>2>"): Changed mode of first operand.
13631 ("isinf<mode>2"): Changed mode of first operand.
13632 ("*TDC_insn"): Adaptation for DFP modes.
13634 2008-01-22 Ben Elliston <bje@au.ibm.com>
13636 * tree.c (check_qualified_type): Improve function description.
13638 2008-01-21 Jason Merrill <jason@redhat.com>
13641 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13642 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13645 2008-01-21 DJ Delorie <dj@redhat.com>
13647 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13650 2008-01-21 Richard Guenther <rguenther@suse.de>
13652 PR middle-end/34856
13653 * tree-cfg.c (verify_expr): Allow all invariant expressions
13654 instead of just constant class ones as reference argument.
13655 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13656 like any other constant.
13657 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13659 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13661 * regmove.c (fixup_match_1): Update call crossed frequencies.
13663 2008-01-21 Richard Guenther <rguenther@suse.de>
13666 * tree-inline.c (setup_one_parameter): Deal with mismatched
13667 types using a VIEW_CONVERT_EXPR.
13669 2008-01-21 Alon Dayan <alond@il.ibm.com>
13670 Olga Golovanevsky <olga@il.ibm.com>
13672 PR tree-optimization/34701
13673 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13674 when the structure size is not a power of 2.
13676 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13678 * doc/install.texi: Add doc for --enable-checking=df.
13680 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13682 PR rtl-optimization/34808
13683 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13685 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13687 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13690 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13692 PR rtl-optimization/26854
13693 PR rtl-optimization/34400
13694 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13696 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13697 (df_rd_bb_info.expanded_lr_out): New.
13698 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13699 * loop_iv.c (iv_analysis_loop_init): Ditto.
13700 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13701 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13702 Added code to allocate, initialize or free expanded_lr_out.
13703 (df_rd_bb_local_compute_process_def): Restructured to make
13704 more understandable.
13705 (df_rd_confluence_n): Add code to do nothing with fake edges and
13706 code to no apply invalidate_by_call sets if the sets are being trimmed.
13707 (df_lr_local_finalize): Renamed to df_lr_finalize.
13708 (df_live_local_finalize): Renamed to df_live_finalize.
13710 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13713 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13714 deciding whether to use reciprocal instructions.
13716 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13718 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13719 dwarf2out_note_section_used if cold_text_section is NULL.
13721 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13723 PR gcov-profile/34610
13724 * tree-cfg.c (make_edges): Mark both outgoing edges from
13725 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13726 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13727 from OMP_FOR and OMP_CONTINUE outgoing edges.
13729 * tree-profile.c (tree_profiling): Return early if
13730 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13732 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13733 from cfun to child_cfun.
13734 * function.h (struct function): Add after_tree_profile bit.
13736 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13738 * config/avr/avr.S (_exit): Disable interrupt.
13740 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13741 Steven Bosscher <stevenb.gcc@gmail.com>
13743 PR rtl-optimization/26854
13744 PR rtl-optimization/34400
13745 * df-problems.c (df_live_scratch): New scratch bitmap.
13746 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13747 (df_live_reset): Clear the proper bitmaps.
13748 (df_live_bb_local_compute): Only process the artificial defs once
13749 since the order is not important.
13750 (df_live_init): Init the df_live sets only with the variables
13751 found live by df_lr.
13752 (df_live_transfer_function): Use the df_lr sets to prune the
13753 df_live sets as they are being computed.
13754 (df_live_free): Free df_live_scratch.
13756 2008-01-18 Ian Lance Taylor <iant@google.com>
13758 * common.opt: Add fmerge-debug-strings.
13759 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13760 flag_merge_debug_strings rather than flag_merge_constants.
13761 * doc/invoke.texi (Option Summary): Mention
13762 -fmerge-debug-strings.
13763 (Debugging Options): Document -fmerge-debug-strings.
13765 2008-01-18 Ian Lance Taylor <iant@google.com>
13768 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13769 (struct tree_function_decl): Add new field operator_new_flag.
13770 * tree-inline.c (expand_call_inline): When inlining a call to
13771 operator new, force the return value to go into a variable, and
13772 set DECL_NO_TBAA_P on that variable.
13773 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13775 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13778 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13779 DWARF2_DEBUGGING_INFO.
13780 (dwarf2out_note_section_used): Ditto. Add prototype.
13781 (have_multiple_function_sections, text_section_used,
13782 cold_text_section_used, *cold_text_sections): Move declarations
13785 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13787 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13788 field and add signal_ra.
13789 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13790 assignments to frame state pc. Move end of stack check after
13791 MD_FALLBACK_FRAME_STATE_FOR.
13792 (uw_update_context_1): Use frame state signal_regs if set, instead
13793 of checking signal_frame flag.
13794 (uw_update_context): Use frame state signal_ra if set.
13795 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13796 * config/xtensa/linux-unwind.h: New file.
13798 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13800 * modulo-sched.c (get_sched_window): Fix comment typo.
13802 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13804 PR tree-optimization/34648
13805 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13807 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13809 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13810 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13812 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13814 PR rtl-optimization/34400
13815 * df-core.c (df_worklist_dataflow_overeager,
13816 df_worklist_dataflow_doublequeue): New functions.
13817 (df_worklist_dataflow): Two different worklist solvers.
13818 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13821 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13824 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13825 and ftree-parallelize-loops.
13827 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13829 PR rtl-optimization/34826
13830 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13832 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13834 * global.c (find_reg): Mark the eh regs as used if necessary.
13835 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13836 * ra.h (struct allocno): no_eh_reg field added. Changed
13837 no_stack_reg type to bitfield.
13839 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13841 * tree.c (substitute_in_expr): Add missing 'break'.
13843 2008-01-17 Richard Guenther <rguenther@suse.de>
13845 PR tree-optimization/34825
13846 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13847 x / x as division to handle.
13849 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13851 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13852 "-pthread" is specified.
13853 * pa-hpux11.h (LIB_SPEC): Likewise.
13855 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13856 Peter Bergner <bergner@vnet.ibm.com>
13858 PR rtl-optimization/33796
13859 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13861 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13863 PR libgfortran/34699
13864 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13866 * pa-hpux10.h (LINK_SPEC): Likewise.
13867 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13869 2008-01-16 Richard Guenther <rguenther@suse.de>
13871 PR middle-end/32628
13872 * fold-const.c (fold_convert_const_int_from_int): Do not
13873 set overflow if that occured only because of a sign extension
13874 change when converting from/to a sizetype with the same
13875 precision and signedness.
13877 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13880 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13881 location address to the correct place. Update copyright year.
13883 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13885 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13886 no dependences in the dependence_relations vector.
13888 2008-01-16 Jan Hubicka <jh@suse.cz>
13890 PR rtl-optimization/31396
13891 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13892 * cfg.c (dump_reg_info): Print it.
13893 * regs.h (struct reg_info_t): add freq_calls_crossed.
13894 (REG_FREQ_CALLS_CROSSED): New macro.
13895 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13896 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13897 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13898 regmove_optimize): Update call crossed frequencies.
13899 * local-alloc.c (struct qty): Add freq_calls_crossed.
13900 (alloc_qty): Copute freq_calls_crossed.
13901 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13902 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13903 * ra.h (struct allocno): Add freq_calls_crossed.
13905 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13907 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13908 libgomp when compiling with ftree-parallelize-loops.
13909 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13911 2008-01-16 Richard Guenther <rguenther@suse.de>
13913 PR tree-optimization/34769
13914 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13915 * tree.c (int_cst_value): Instead make this function more
13916 permissive in what it accepts as valid input. Document this
13917 function always sign-extends the value.
13919 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13920 Richard Guenther <rguenther@suse.de>
13923 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13924 (gimple_fold_indirect_ref_rhs): ... this.
13925 (gimple_fold_indirect_ref): New function with foldings
13926 that preserve lvalueness.
13927 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13928 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13929 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13930 to fold an INDIRECT_REF, fall back to the old use of
13931 fold_indirect_ref_1.
13933 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13935 * tree-data-ref.c (subscript_dependence_tester_1): Call
13936 free_conflict_function.
13937 (compute_self_dependence): Same.
13939 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13942 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13943 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13945 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13946 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13947 for DWARF2_UNWIND_INFO targets.
13949 2008-01-16 Richard Guenther <rguenther@suse.de>
13952 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13953 type qualifiers for function types.
13955 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13957 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13958 loop_iterator li from previous commit.
13960 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13962 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13964 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13966 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13967 (parallelize_loops): Don't parallelize irreducible components.
13969 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13972 * c-opts (c_common_post_options): Do not enable CPP
13973 flag_pedantic_errors by default.
13975 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13977 PR rtl-optimization/31944
13978 * cse.c (remove_pseudo_from_table): New function.
13979 (merge_equiv_classes): Use above function to remove pseudo-registers.
13980 (invalidate): Likewise.
13982 2008-01-13 Richard Guenther <rguenther@suse.de>
13984 PR middle-end/34601
13985 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13986 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13988 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13990 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13991 validate_change to unshare the source of the PC set.
13993 2008-01-12 Jan Hubicka <jh@suse.cz>
13995 PR middle-end/32135
13996 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13997 references above array bounds. This might trigger bounds checks for
13998 pointers to arrays.
14000 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
14002 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
14003 new_replaceable_dependencies.
14005 2008-01-12 Doug Kwan <dougkwan@google.com>
14007 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
14008 instead of OPT_Wreturn_type in warning due to ignored return type
14010 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
14011 options included in -Wextra.
14012 * c.opt: New option -Wignored_qualifiers.
14013 * doc/invoke.texi (Warning Options, -Wextra): Add new option
14014 -Wignore_qualifiers.
14015 (-Wignored-qualifiers): Document.
14016 (-Wreturn-type): Remove description of functionality now handled
14017 by -Wignored-qualifiers.
14019 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
14022 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
14023 NOP_EXPR if it is between integral types with the same precision.
14025 2008-01-12 Jan Hubicka <jh@suse.cz>
14028 * invoke.texi (max-inline-recursive-depth): Fix default value.
14030 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
14032 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
14035 2008-01-11 Bob Wilson <bob.wilson@acm.org>
14037 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
14039 2008-01-11 James E. Wilson <wilson@specifix.com>
14042 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
14044 2008-01-11 Anatoly Sokolov <aesok@post.ru>
14046 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
14047 save/restore frame pointer register and don't use 'call-prologues'
14048 optimization in function with "OS_task" attribute.
14050 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
14052 PR middle-end/31309
14053 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
14054 when copying to memory.
14056 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
14058 PR rtl-optimization/30905
14059 * cfgcleanup.c: Include dce.h
14060 (crossjumps_occured): New global variable.
14061 (try_crossjump_bb): Exit loop after finding a fallthru edge.
14062 If something changed, set crossjumps_occured to true.
14063 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
14064 Don't add/remove fake edges to exit here...
14065 (cleanup_cfg): ...but do it here, when crossjumping.
14066 Run a fast DCE when successful crossjumps occured in the latest
14067 iteration of try_optimize_cfg.
14069 2008-01-11 Richard Guenther <rguenther@suse.de>
14071 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
14072 (struct vn_unary_op_s): Likewise.
14073 (vn_reference_insert): Free old reference on hash collision.
14075 2008-01-10 Raksit Ashok <raksit@google.com>
14077 PR rtl-optimization/27971
14078 * combine.c (find_split_point): Split PLUS expressions which are
14079 inside a MEM rtx, and whose first operand is complex.
14081 2008-01-10 DJ Delorie <dj@redhat.com>
14083 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
14084 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
14085 (m32c_hard_regno_ok): Call the underlying function.
14087 2008-01-10 Richard Guenther <rguenther@suse.de>
14089 PR middle-end/34683
14090 * tree-cfg.c (tree_merge_blocks): Do not go through the
14091 full-blown folding and stmt updating path if we just deal
14092 with virtual operands.
14093 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
14094 test for abnormal SSA_NAMEs.
14096 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
14098 PR middle-end/34641
14099 * reload.c (push_reload): Add assertions. All constants from
14100 reg_equiv_constant should have been used for replacing the respective
14102 (find_reloads_address): Invoke find_reloads_address_part for
14103 constant taken from the reg_equiv_constant array.
14105 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
14107 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
14108 field (valnum) the first in the struct. Replace bools with
14111 2008-01-10 Richard Guenther <rguenther@suse.de>
14113 PR tree-optimization/34651
14114 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
14115 types and ordering for masking and converting.
14117 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
14119 PR tree-optimization/34017
14120 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
14121 also for PHI_NODE expressions.
14123 2008-01-09 Jan Hubicka <jh@suse.cz>
14125 PR tree-optimization/34708
14126 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
14127 based on number of case labels.
14128 (init_inline_once): Remove switch_cost.
14129 * tree-inline.h (eni_weights_d): Remove switch_cost.
14131 2008-01-09 Richard Guenther <rguenther@suse.de>
14132 Andrew Pinski <andrew_pinski@playstation.sony.com>
14134 PR middle-end/30132
14135 * gimplify.c (gimplify_cond_expr): Do not create an addressable
14136 temporary if an rvalue is ok or an lvalue is not required.
14138 2008-01-09 Richard Guenther <rguenther@suse.de>
14140 PR middle-end/34458
14141 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
14142 adjust return type.
14144 2008-01-09 Richard Guenther <rguenther@suse.de>
14146 PR middle-end/34679
14147 * tree.c (host_integerp): Check for sizetype only if the
14148 type is an integer type.
14150 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
14153 * opts.c (decode_options): Disable inlining of functions called
14154 once if not in unit-at-a-time mode.
14156 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
14158 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
14160 2008-01-08 Richard Guenther <rguenther@suse.de>
14162 PR middle-end/31863
14163 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
14164 out early if the result will be unused.
14166 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14171 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14172 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14175 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
14177 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
14178 for vectorization tuned.
14180 2008-01-08 Richard Guenther <rguenther@suse.de>
14182 PR tree-optimization/34683
14183 * tree-ssa-operands.c (operand_build_cmp): Export.
14184 * tree-ssa-operands.h (operand_build_cmp): Declare.
14185 * tree-vn.c (vuses_compare): Remove.
14186 (sort_vuses): Use operand_build_cmp.
14187 (sort_vuses_heap): Likewise.
14188 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
14189 to re-use old VEC if available. Do not sort already sorted VUSEs.
14190 (vdefs_to_vec): Do not sort already sorted VDEFs.
14192 2008-01-08 Jakub Jelinek <jakub@redhat.com>
14194 PR middle-end/34694
14195 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
14197 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
14200 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
14201 limitations of reciprocal sequences on x86 targets.
14203 2008-01-08 Richard Guenther <rguenther@suse.de>
14205 PR tree-optimization/34683
14206 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
14208 2008-01-07 Jakub Jelinek <jakub@redhat.com>
14211 * config/darwin.c (darwin_mergeable_string_section): Don't use
14212 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
14214 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
14217 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
14218 negxf2. Macroize expander using X87MODEF mode iterator. Change
14219 predicates of op0 and op1 to register_operand.
14220 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
14221 expander using X87MODEF mode iterator. Change predicates of
14222 op0 and op1 to register_operand.
14223 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
14224 corresponding patterns and macroize using MODEF macro. Change
14225 predicates of op0 and op1 to register_operand and remove
14226 "m" constraint. Disparage "r" alternative with "!".
14227 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
14228 macroize using X87MODEF macro. Change predicates of op0 and op1
14229 to register_operand and remove "m" constraint. Disparage "r"
14230 alternative with "!".
14231 (absneg splitter with memory operands): Remove.
14232 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
14233 patterns and macroize using X87MODEF mode iterator.
14234 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
14235 Change predicate of op1 to register_operand.
14236 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
14237 for memory operands.
14239 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
14241 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14243 2008-01-07 Richard Guenther <rguenther@suse.de>
14245 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14248 2008-01-07 Richard Guenther <rguenther@suse.de>
14250 PR tree-optimization/34683
14251 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14252 VOPs of the needed size to save memory. Use VEC_quick_push
14253 to save compile-time.
14254 (vdefs_to_vec): Likewise.
14256 2008-01-07 Sa Liu <saliu@de.ibm.com>
14258 * config/spu/spu.md (divdf3): Genetate inline code for double
14259 division. The implementation doesn't handle INF or NAN, therefore it
14260 only applies when -ffinite-math-only is given.
14262 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14265 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14266 * doc/cpp.texi ([Common Predefined Macros]): Document.
14268 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
14270 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
14271 order to use commutative addition instead of subtraction.
14273 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14274 Mircea Namolaru <namolaru@il.ibm.com>
14275 Vladimir Yanovsky <yanov@il.ibm.com>
14276 Revital Eres <eres@il.ibm.com>
14278 PR tree-optimization/34263
14279 * tree-outof-ssa.c (process_single_block_loop_latch,
14280 contains_tree_r): New functions.
14281 (analyze_edges_for_bb): Call process_single_block_loop_latch
14282 function to empty single-basic-block latch block if possible.
14284 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14286 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14288 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
14290 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14292 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
14294 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14296 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
14298 2008-01-05 Jakub Jelinek <jakub@redhat.com>
14300 PR tree-optimization/34618
14301 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
14304 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14307 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
14308 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
14309 Update copyright year.
14311 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
14312 Update copyright year.
14313 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
14316 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
14318 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
14319 edge does not point to current bb before changing need_assert.
14321 2008-01-04 Richard Guenther <rguenther@suse.de>
14323 PR middle-end/34029
14324 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
14325 for verifying purposes if they are is_gimple_min_invariant.
14327 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14329 PR tree-optimization/34448
14330 PR tree-optimization/34465
14331 * gimplify.c (gimplify_init_constructor): Add new parameter
14332 notify_temp_creation. Use it.
14333 (gimplify_modify_expr_rhs): Take volatiles into account when
14334 optimizing constructors.
14335 Do not optimize constructors if gimplify_init_constructor will dump to
14337 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
14338 * gcc.c-torture/compile/pr34448.c: New.
14340 2008-01-04 Jakub Jelinek <jakub@redhat.com>
14342 PR gcov-profile/34609
14343 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
14344 return_slot if result is TREE_ADDRESSABLE.
14346 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
14348 * config/mips/mips.md (sqrt_condition): Tweak comment.
14349 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
14351 2008-01-03 Tom Tromey <tromey@redhat.com>
14354 * c-common.c (c_type_hash): Handle VLAs.
14356 2008-01-03 Jan Hubicka <jh@suse.cz>
14358 PR tree-optimization/31081
14359 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
14360 0 when inlining and not inlining to first basic block.
14361 (remap_decl): When var is initialized to 0, don't set default_def.
14362 (expand_call_inline): Set entry_bb.
14363 * tree-inline.h (copy_body_data): Add entry_bb.
14365 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14368 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
14371 PR tree-optimization/29484
14372 * tree-inline.c (inline_forbidden_p_2): New function.
14373 (inline_forbidden_p): Disallow inlining if some static var
14374 has an address of a local LABEL_DECL in its initializer.
14375 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14378 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14380 PR tree-optimization/34635
14381 * tree-data-ref.c (add_other_self_distances): Make sure that the
14382 evolution step is constant.
14384 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14386 PR middle-end/34608
14387 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14389 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14391 * tree-sra.c (scalarize_init): Insert the generate_element_init
14392 statements after the generate_element_zero statements.
14394 2008-01-02 Richard Guenther <rguenther@suse.de>
14396 PR middle-end/34093
14397 PR middle-end/31976
14398 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14399 for very large number of operands instead of ICEing.
14401 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14404 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14405 while stack probing.
14407 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14409 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14412 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14414 PR libmudflap/26442
14415 * tree-mudflap.c (mx_register_decls): Guard warning by
14416 !DECL_ARTIFICIAL check.
14418 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14420 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14421 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14422 sse5_perm<mode>): Fix constraints.