1 2008-07-02 Ian Lance Taylor <iant@google.com>
3 * rtlanal.c (add_reg_note): New function.
4 * rtl.h (add_reg_note): Declare.
5 * auto-inc-dec.c (attempt_change): Use add_reg_note.
6 * bb-reorder.c (add_reg_crossing_jump_notes): Likewise.
7 * builtins.c (expand_builtin_longjmp): Likewise.
8 (expand_builtin_nonlocal_goto): Likewise.
9 * calls.c (emit_call_1, expand_call): Likewise.
10 * cfgexpand.c (add_reg_br_prob_note): Likewise.
11 * cfglayout.c (fixup_reorder_chain): Likewise.
12 * cfgrtl.c (force_nonfallthru_and_redirect): Likewise.
13 (commit_one_edge_insertion): Likewise.
14 * combine.c (move_deaths, distribute_notes): Likewise.
15 * df-problems.c (df_set_note): Likewise.
16 * emit-rtl.c (link_cc0_insns, try_split): Likewise.
17 (set_unique_reg_note): Likewise.
18 (emit_copy_of_insn_after): Likewise.
19 * expr.c (expand_expr_real): Likewise.
20 * gcse.c (add_label_notes): Likewise.
21 * haifa-sched.c (create_check_block_twin): Likewise.
22 * jump.c (mark_jump_label_1): Likewise.
23 * loop-doloop.c (add_test, doloop_modify): Likewise.
24 * loop-unswitch.c (compare_and_jump_seq): Likewise.
25 * lower-subreg.c (move_eh_region_note): Likewise.
26 * optabs.c (emit_libcall_block): Likewise.
27 * predict.c (predict_insn): Likewise.
28 (combine_predictions_for_insn): Likewise.
29 * recog.c (peephole2_optimize): Likewise.
30 * regmove.c (try_auto_increment): Likewise.
31 * reg-stack.c (emit_pop_insn, move_for_stack_reg): Likewise.
32 * reload.c (find_reloads): Likewise.
33 * reload1.c (fixup_eh_region_note): Likewise.
34 (reload_as_needed, add_auto_inc_notes, copy_eh_notes): Likewise.
35 * reorg.c (delete_prior_computation): Likewise.
36 (delete_computation, dbr_schedule): Likewise.
37 * config/pa/pa.c (legitimize_pic_address): Likewise.
38 * config/sh/sh.c (sh_reorg): Likewise.
40 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
43 * config/libgcc-glibc.ver: Add %exclude.
44 * config/m32r/libgcc-glibc.ver: Likwise.
45 * config/s390/libgcc-glibc.ver: Likwise.
46 * config/sh/libgcc-glibc.ver: Likwise.
47 * config/sparc/libgcc-sparc-glibc.ver: Likwise.
49 * config/i386/libgcc-glibc.ver: New.
51 * config/i386/libgcc-x86_64-glibc.ver: Removed.
53 2008-07-02 H.J. Lu <hongjiu.lu@intel.com>
55 * config.gcc: Remove i386/t-fprules-softfp64 soft-fp/t-softfp
56 from tmake_file from i[34567]86-*-darwin*, x86_64-*-darwin*,
57 i[34567]86-*-linux*, x86_64-*-linux*. Add
58 i386/t-fprules-softfp and soft-fp/t-softfp to tmake_file for
59 i[34567]86-*-darwin*, x86_64-*-darwin*, i[34567]86-*-linux*,
60 x86_64-*-linux*. Add i386/t-linux to tmake_file for
61 i[34567]86-*-linux*, x86_64-*-linux*.
63 * libgcc-std.ver: Add empty GCC_4.4.0.
65 * mkmap-symver.awk: Support multiple versions per symbol.
67 * config/i386/i386.c (ix86_init_builtins): Always define
68 __builtin_fabsq and __builtin_copysignq with fallbacks.
69 (ix86_expand_builtin): Emit normal call for __builtin_fabsq
70 and __builtin_copysignq if SSE2 isn't available.
72 * config/i386/linux.h (LIBGCC2_HAS_TF_MODE): Defined.
73 (LIBGCC2_TF_CEXT): Likwise.
76 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): Defined as 1.
78 * config/i386/sfp-machine.h: Moved to libgcc.
80 * config/i386/sfp-machine.h: New.
81 * config/i386/t-linux: Likwise.
83 * config/i386/t-darwin: Remove softfp_wrap_start and
85 * config/i386/t-darwin64: Likewise.
87 * config/i386/t-fprules-softfp64: Renamed to ...
88 * config/i386/t-fprules-softfp: This.
90 * config/i386/t-linux64: Remove SHLIB_MAPFILES, softfp_wrap_start
93 2008-07-02 Jason Merrill <jason@redhat.com>
95 * tree.c (ctor_to_list): New fn.
97 (CONSTRUCTOR_ELT): New macro.
98 (CONSTRUCTOR_NELTS): New macro.
100 2008-07-02 Richard Guenther <rguenther@suse.de>
102 * tree-ssa-structalias.c (struct variable_info): Reorder
103 to fill padding on 64bit hosts. Make collapsed_to an int.
104 (get_varinfo_fc): Deal with that.
105 (new_var_info): Likewise.
106 (collapse_rest_of_var): Likewise.
108 2008-07-02 Joshua Sumali <jsumali@redhat.com>
110 * doc/install.texi (--enable-java-home): Document.
111 (--enable-aot-compile-rpm): Likewise.
112 (--with-arch-directory): Likewise.
113 (--with-os-directory): Likewise.
114 (--with-origin-name): Likewise.
115 (--with-arch-suffix): Likewise.
116 (--with-jvm-root-dir): Likewise.
117 (--with-jvm-jar-dir): Likewise.
118 (--with-python-dir): Likewise.
120 2008-07-02 Richard Guenther <rguenther@suse.de>
122 * tree-ssa-forwprop.c (can_propagate_from): Exclude loads
123 from decls explicitly. Merge operand checking from tuples.
125 2008-07-02 Martin Jambor <mjambor@suse.cz>
127 * tree-switch-conversion.c: Included timevar.h which I forgot before.
129 2008-07-02 Martin Jambor <mjambor@suse.cz>
131 * tree-switch-conversion.c: Included timevar.h
132 (pass_convert_switch): Added a timevar id (TV_TREE_SWITCH_CONVERSION).
134 * timevar.def: Added TV_TREE_SWITCH_CONVERSION.
136 2008-07-02 Martin Jambor <mjambor@suse.cz>
138 * tree-switch-conversion.c: Corrected various comments and
140 (build_constructors): Fixed minor formatting mistakes.
142 * invoke.texi (Optimize Options): Corrected the
143 switch-conversion-max-branch-ratio parameter.
145 2008-07-02 Mark Shinwell <shinwell@codesourcery.com>
147 * final.c (asm_insn_count): Return zero for an empty asm body.
149 2008-07-02 Richard Guenther <rguenther@suse.de>
151 * bitmap.h (bitmap_set_bit): Return bool.
152 (bitmap_clear_bit): Likewise.
153 * bitmap.c (bitmap_set_bit): Return if the bit changed. Only
154 write to the bitmap if it would.
155 (bitmap_clear_bit): Likewise.
156 * tree-ssa-structalias.c (add_implicit_graph_edge): Use
157 bitmap_set_bit return value.
158 (add_pred_graph_edge): Likewise.
159 (add_graph_edge): Likewise.
160 (do_sd_constraint): Likewise.
161 (do_ds_constraint): Likewise.
163 2008-07-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
165 * config/alpha/alpha.c (alpha_need_linkage, alpha_use_linkage):
166 Fix -Wc++-compat and/or -Wcast-qual warnings.
167 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration,
168 gen_regparm_prefix): Likewise.
169 * vmsdbgout.c (write_modbeg, lookup_filename,
170 vmsdbgout_source_line, vmsdbgout_init): Likewise.
172 2008-07-02 Danny Smith <dannysmith@users.sourceforge.net>
174 * config/i386/mingw32.h (TARGET_USE_JCR_SECTION): Undef to let
175 defaults.h definition apply.
177 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
179 * function.c (assign_parm_remove_parallels): New.
180 (assign_parm_setup_block_p): Do not return true for non-BLKmode
182 (assign_parm_setup_block): Do not handle them.
183 (assign_parm_setup_reg, assign_parm_setup_stack): Call
184 assign_parm_remove_parallels.
186 2008-07-01 Daniel Jacobowitz <dan@codesourcery.com>
188 * c-typeck.c (convert_for_assignment): Use
189 vector_targets_convertible_p.
190 * c-common.c (vector_targets_convertible_p): New.
191 * c-common.h (vector_targets_convertible_p): New prototype.
192 * config/rs6000/rs6000.c (rs6000_is_opaque_type): Do not check
193 opaque_p_V2SI_type_node.
195 2008-07-01 Steve Ellcey <sje@cup.hp.com>
197 * config/ia64/ia64.c (ia64_cannot_force_const_mem): Do not allow
200 2008-07-01 Uros Bizjak <ubizjak@gmail.com>
202 * config/i386/i386.c (ix86_build_signbit_mask): Generate TImode and
203 TFmode constants via two element DImode vector for hosts with
204 HOST_BITS_PER_WIDE_INT < 64.
205 (ix86_init_builtins): Define __builtin_fabsq and __builtin_copysignq
206 also for HOST_BITS_PER_WIDE_INT < 64.
208 2008-07-01 Richard Guenther <rguenther@suse.de>
210 PR tree-optimization/36666
211 * tree-ssa-structalias.c (get_constraint_for_1): Declare.
212 (get_constraint_exp_from_ssa_var): Split into ...
213 (get_constraint_exp_for_temp): ... this ...
214 (get_constraint_for_ssa_var): ... and that.
215 Return constraint expressions for all touched sub-fields
216 if the results address is not taken.
217 (process_constraint): Remove assertion that aggregate
218 assignments do not happen at this place.
219 (get_constraint_for_component_ref): Add address_p argument.
220 Return constraint expressions for all touched sub-fields
221 if the results address is not taken.
222 (do_deref): Use get_constraint_exp_for_temp.
223 (get_constraint_for_1): Rename from ...
224 (get_constraint_for): ... this. Add the old function as wrapper.
225 (do_structure_copy): Use get_constraint_for_1.
227 2008-07-01 Martin Jambor <mjambor@suse.cz>
229 * Makefile.in (tree-switch-conversion.o): Add.
230 (OBJS-common): Add tree-swtch-conversion.o.
231 * passes.c (init_optimization_passes): Add pass_convert_switch.
232 * tree-pass.h: (pass_convert_switch): Add.
233 * tree-switch-conversion.c: New file.
234 * gcc.dg/tree-ssa/cswtch.c: New testcase.
235 * common.opt (ftree-cswtch): New option.
236 * params.h (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
237 * params.def (PARAM_SWITCH_CONVERSION_BRANCH_RATIO): New parameter.
238 * opts.c (decode_options): Set flag_tree_switch_conversion when
239 optimization level is >= 2.
240 * doc/invoke.texi (Optimize Options): Added description of
241 -ftree-swtch-conversion and switch-conversion-max-branch-ratio.
243 2008-06-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
245 * config/darwin-driver.c (darwin_default_min_version): Fix
246 -Wc++-compat warnings.
248 2008-06-30 Uros Bizjak <ubizjak@gmail.com>
250 * config/i386/i386.md (*movti_rex64): Add "!" to "r" constraint
253 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
255 * ifcvt.c (cond_move_process_if_block): Free vectors on false return.
257 2008-06-30 Kenneth Zadeck <zadeck@naturalbridge.com>
259 PR rtl-optimization/34744
260 * df-scan.c (df_scan_free_ref_vec, df_scan_free_mws_vec): New macros.
261 (df_scan_free_internal): Free data structures not
262 allocated in storage pools.
263 (df_mw_hardreg_chain_delete_eq_uses): Use df_scan_free_mws_vec.
264 (df_refs_add_to_chains): Use df_scan_free_ref_vec and
265 df_scan_free_mws_vec.
266 * dse.c (dse_step6): Free offset_map_p and offset_map_n
269 2008-06-30 H.J. Lu <hongjiu.lu@intel.com>
271 * config/i386/i386.c (contains_aligned_value_p): Return true
273 (ix86_function_arg_boundary): Return its natural boundary
275 (return_in_memory_32): Don't check TDmode.
276 (ix86_split_to_parts): Support splitting into 4 parts and
277 support TFmode for 32bit target.
278 (ix86_split_long_move): Support splitting into 4 parts.
279 (bdesc_args): Enable IX86_BUILTIN_FABSQ and IX86_BUILTIN_COPYSIGNQ
281 (ix86_init_mmx_sse_builtins): Move __float80 and __float128 to ...
282 (ix86_init_builtins): Here.
283 (ix86_scalar_mode_supported_p): Always return true for TFmode.
284 (ix86_c_mode_for_suffix): Always return TFmode and XFmode for
285 'q' and 'w', respectively.
287 * config/i386/i386.md (movtf): Check TARGET_SSE2 instead of
289 (movtf_internal): Likewise.
290 (<code>tf2): Likewise.
291 (*absnegtf2_sse): Likewise.
292 (copysign<mode>3): Likewise.
293 (copysign<mode>3_const): Likewise.
294 (copysign<mode>3_var): Likewise.
295 (define_split UNSPEC_COPYSIGN): Likewise.
296 * config/i386/sse.md (*nandtf3): Likewise.
297 (<code>tf3): Likewise.
298 (*<code>tf3): Likewise.
300 2008-06-30 Joey Ye <joey.ye@intel.com>
301 H.J. Lu <hongjiu.lu@intel.com>
303 * global.c (compute_regsets): Set frame_pointer_needed here.
304 * reload1.c (init_elim_table): Don't set frame_pointer_needed here.
306 2008-06-30 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
308 * doc/install.texi (specific): Expand Windows build notes.
310 2008-06-30 Ira Rosen <irar@il.ibm.com>
312 PR tree-optimization/36648
313 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Divide
314 number of prolog iterations by step. Fix the comment.
316 2008-06-30 Richard Guenther <rguenther@suse.de>
319 * tree-ssa-structalias.c (handle_lhs_call): Add flags argument,
320 handle calls from ECF_MALLOC functions.
321 (handle_pure_call): ECF_MALLOC functions do not return
323 (find_func_aliases): Handle all calls, adjust calls to handle_lhs_call.
325 2008-06-29 Andreas Schwab <schwab@suse.de>
327 * config/m68k/m68k.c (print_operand): Always print a float
329 * config/m68k/m68k.h (ASM_OUTPUT_FLOAT_OPERAND)
330 (ASM_OUTPUT_DOUBLE_OPERAND, ASM_OUTPUT_LONG_DOUBLE_OPERAND):
333 * config/rs6000/x-linux64: Remove never used file.
335 2008-06-29 Richard Guenther <rguenther@suse.de>
337 * tree-ssa-structalias.h (compute_points_to_sets): Adjust
339 (struct alias_info): Move ...
340 * tree-ssa-alias.c: ... here.
341 (update_alias_info): Declare.
342 (compute_may_aliases): Call it.
343 (update_alias_info): New function.
344 * tree-ssa-structalias.c (update_alias_info): Move ...
345 * tree-ssa-alias.c (update_alias_info_1): ... here.
346 * tree-ssa-structalias.c (process_constraint_1): Remove
347 unused from_call argument. Rename to ...
348 (process_constraint): ... this. Delete old wrapper.
349 (make_constraint_to): Adjust callers.
350 (handle_const_call): Likewise.
351 (handle_pure_call): Likewise.
352 (init_base_vars): Likewise.
353 (handle_lhs_call): Likewise. Remove unnecessary constraint.
354 (find_func_aliases): We don't need structure copies for
356 (make_constraint_from_anything): Remove.
357 (create_variable_info_for): For globals make constraints
358 from escaped, not from anything.
359 (compute_points_to_sets): Do not call update_alias_info.
360 (ipa_pta_execute): Use make_constraint_from.
362 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
364 * Makefile.in (CXX_COMPAT_WARN, cxx_compat_warn): Delete.
365 (bitmap.o-warn, dominance.o-warn): New.
366 * configure.ac (cxx_compat_warn): Delete.
367 (loose_warn): Add -Wcast-qual and -Wc++-compat.
368 * system.h: Remove #pragma diagnostic for -Wcast-qual and
370 * configure: Regenerate.
372 * optabs.c (libfunc_decl_hash, libfunc_decl_eq): Fix -Wcast-qual
375 2008-06-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
377 * alloc-pool.c (create_alloc_pool): Fix -Wc++-compat warnings.
378 * df-scan.c (df_notes_rescan): Likewise.
379 * ggc-page.c (set_page_table_entry): Likewise.
380 * intl.c (gcc_gettext_width): Likewise.
381 * varasm.c (get_unnamed_section, get_noswitch_section,
382 get_section): Likewise.
384 2008-06-28 Andrew Jenner <andrew@codesourcery.com>
386 * regrename.c (build_def_use): Don't copy RTX.
388 2008-06-28 Sandra Loosemore <sandra@codesourcery.com>
390 * doc/extend.texi (Variable Attributes): Use @ref instead of @xref.
391 (Type Attributes): Fix nesting of @table and @subsection. Adjust
392 punctuation. Use @ref instead of @xref.
393 (Function Names): Remove stray @display/@end display.
394 (C++ Attributes): Use @ref instead of @xref.
395 (Deprecated Features): Fix punctuation around @xref.
396 (Backwards Compatibility): Likewise.
397 * doc/rtl.texi (Incdec): Remove stray @table/@end table.
399 2008-06-28 Joseph Myers <joseph@codesourcery.com>
401 * config/rs6000/predicates.md (easy_fp_constant): Reject TFmode
402 constants for E500 double.
404 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
406 * doc/rtl.texi (const_vector): Document const_fixed as legitimate
407 element type of const_vector.
409 2008-06-28 Uros Bizjak <ubizjak@gmail.com>
411 * config/i386/i386.md (addti3, adddi3, addsi3, addhi3, addqi3):
412 Remove FLAGS_REG clobber from expander pattern.
413 (subti3, subdi3, subsi3, subhi3, subqi3): Ditto.
414 (anddi3, andsi3, andhi3, andqi3): Ditto.
415 (iordi3, iorsi3, iorhi3, iorqi3): Ditto.
416 (xordi3, xorsi3, xorhi3, xorqi3): Ditto.
417 (negti2, negdi2, negsi2, neghi2, negqi2): Ditto.
418 (ashlsi3, ashlhi3, ashlqi3): Ditto.
419 (ashrsi3, ashrhi3, ashrqi3): Ditto.
420 (lshrsi3, lshrhi3, lshrqi3): Ditto.
421 (rotldi3, rotlsi3, rotlhi3, rotlqi3): Ditto.
422 (rotrdi3, rotrsi3, rotrhi3, rotrqi3): Ditto.
424 2008-06-28 Richard Guenther <rguenther@suse.de>
426 * tree-ssa-structalias.c (callused_id, var_callused,
428 (handle_pure_call): New function.
429 (find_func_aliases): Call it.
430 (find_what_p_points_to): Handle the call-used set.
431 (clobber_what_escaped): Likewise.
432 (compute_call_used_vars): New function.
433 (init_base_vars): Init the call-used variable.
434 (do_sd_constraint): Do not propagate the solution from CALLUSED
435 but use CALLUSED as a placeholder.
436 (solve_graph): Likewise.
437 * tree-flow-inline.h (gimple_call_used_vars): New function.
438 * tree-flow.h (struct gimple_df): Add call_used_vars bitmap.
439 (compute_call_used_vars): Declare.
440 * tree-ssa-alias.c (set_initial_properties): Call
441 compute_call_used_vars.
442 (reset_alias_info): Clear call-used variables.
443 (add_call_clobber_ops): Assert we are not called for const/pure
444 functions. Remove handling of them.
445 (add_call_read_ops): Handle pure functions by adding the
446 call-used set of variables as VUSEs.
447 * tree-ssa.c (init_tree_ssa): Allocate call-used bitmap.
448 (delete_tree_ssa): Free it.
449 * tree-dfa.c (remove_referenced_var): Clear the var from the
452 2008-06-28 Kai Tietz <kai.tietz@onevision.com>
454 * tree.c (build_varargs_function_type_list): New.
455 (build_function_type_list_1): New.
456 (build_function_type_list): Use build_function_type_list_1.
457 * tree.h (build_varargs_function_type_list): New.
459 2008-06-28 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
462 * config/spu/spu.c (spu_builtin_splats): Do not generate
463 invalid CONST_VECTOR expressions.
464 (spu_expand_vector_init): Likewise.
466 2008-06-28 Richard Sandiford <rdsandiford@googlemail.com>
468 * optabs.c (libfunc_decls): New variable.
469 (libfunc_decl_hash, libfunc_decl_eq): New functions.
470 (init_one_libfunc): Reuse decls and SYMBOL_REFs when asked
471 for the same function twice.
473 2008-06-27 Uros Bizjak <ubizjak@gmail.com>
475 * config/i386/i386.md (ashlti3, ashrti3, lshrti3): Expand using
476 ix86_expand_binary_operator directly.
477 (*ashlti3_1): Rename from ashlti3_1. Use nonmemory_operand predicate
481 (*ashlti3_2, *ashrti3_2, *lshrti3_2): Remove insn patterns.
482 (ashlti, ashrti and lshrti splitters): Handle nonmemory operand 2
483 using only one splitter. Conditionaly execute splitter before or
484 after peephole2 pass.
485 (ashlti, ashrti and lshrti peephole2): Define peephole2 patterns.
486 (x86_shld): Rename from x86_shld_1. Compress operand 2 constraints.
487 Use only one alternative in asm template.
488 (x86_64_shld): Compress operand 2 constraints. Use only one alternative
490 (*ashldi3_cmp_rex64): Use const_1_to_63_operand operand predicate and
491 "J" operand constraint for operand 2.
492 (*ashldi3_cconly_rex64): Ditto.
493 (*ashrdi3_cmp_rex64): Ditto.
494 (*ashrdi3_cconly_rex64): Ditto.
495 (*lshrdi3_cmp_rex64): Ditto.
496 (*lshrdi3_cconly_rex64): Ditto.
497 * config/i386/predicates.md (const_1_to_63_operand): New predicate.
498 * config/i386/i386.md (print_operand) ['s']: Print ", " using fputs.
499 (split_ashr, split_ashl, split_lshr): Use gen_x86_shrd instead of
502 2008-06-27 Jakub Jelinek <jakub@redhat.com>
504 * gimplify.c (omp_is_private): Don't return true if decl is not
505 already private on #pragma omp for or #pragma omp parallel for.
508 * tree-cfg.c (struct move_stmt_d): Replace block field with
509 orig_block and new_block fields.
510 (move_stmt_r): Only set TREE_BLOCK to p->new_block if
511 if it used to be NULL, p->orig_block or if p->orig_block is NULL.
512 (move_block_to_fn): Replace vars_map and new_label_map arguments
513 with struct move_stmt_d pointer.
514 (replace_block_vars_by_duplicates): New function.
515 (move_sese_region_to_fn): Add ORIG_BLOCK argument. Adjust
516 move_block_to_fn caller. If ORIG_BLOCK is non-NULL, move over
517 all subblocks of ORIG_BLOCK to the new function. Call
518 replace_block_vars_by_duplicates.
519 * tree-flow.h (move_sese_region_to_fn): Adjust prototype.
520 * omp-low.c (expand_omp_taskreg): Set TREE_USED on DECL_INITIAL
521 BLOCK of the new function. Adjust move_sese_region_to_fn caller.
522 Prune vars with original DECL_CONTEXT from child_cfun->local_decls.
523 (expand_omp): Temporarily set input_location to the location of
524 region's controlling stmt.
525 (lower_omp_sections, lower_omp_for): Add a BLOCK into outermost
526 BIND_EXPR, push ctx->block_vars and gimplification vars into
527 the BIND_EXPR and its block's BLOCK_VARS instead of directly
529 (lower_omp_single): Set TREE_USED on the BIND_EXPR's BLOCK if
530 there are any BLOCK_VARS.
531 (lower_omp_taskreg): Set BLOCK on a BIND_EXPR containing the
532 OMP_PARALLEL or OMP_TASK stmt.
533 (lower_omp): Save and restore input_location around the lower_omp_1
536 2008-06-27 Richard Guenther <rguenther@suse.de>
538 PR tree-optimization/36400
539 PR tree-optimization/36373
540 PR tree-optimization/36344
541 * tree-ssa-structalias.c (var_escaped, escaped_tree, escaped_id,
542 var_nonlocal, nonlocal_tree, nonlocal_id): New globals
543 (update_alias_info): Remove call clobbering code.
544 (make_constraint_to): New helper function.
545 (make_escape_constraint): Likewise.
546 (handle_rhs_call): Use it on all pointer containing arguments.
547 Also mark the static chain escaped.
548 (handle_lhs_call): Make constraints from NONLOCAL and ESCAPED
550 (make_constraint_from): New helper split out from ...
551 (make_constraint_from_anything): ... here.
552 (find_func_aliases): Add constraints for escape sites.
553 (intra_create_variable_infos): Make constraints from NONLOCAL
555 (find_what_p_points_to): Interpret NONLOCAL and ESCAPED the same
557 (clobber_what_p_points_to): Remove.
558 (clobber_what_escaped): New function.
559 (init_base_vars): Init NONLOCAL and ESCAPED.
560 (do_sd_constraint): Do not propagate the solution from ESCAPED
561 but use ESCAPED as a placeholder.
562 (solve_graph): Likewise.
563 * tree-flow.h (clobber_what_p_points_to): Remove.
564 (clobber_what_escaped): Declare.
565 * tree-ssa-alias.c (set_initial_properties): Call it.
566 Remove code clobbering escaped pointers.
568 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
570 * function.c (allocate_struct_function): Only allocate a unique
571 funcdef_no if the decl is nonzero.
573 2008-06-27 Richard Sandiford <rdsandiford@googlemail.com>
575 * config/mips/mips-protos.h (mips_split_const_insns): Declare.
576 * config/mips/mips.c (mips_split_const_insns): New function.
577 * config/mips/mips.md (move_type): New attribute.
578 (mode): Move attribute definition earlier in file. Add "TI" and "TF".
579 (dword_mode): New attribute.
580 (type): Avoid long line. Map "move_type"s to "type"s,
581 choosing "multi" for doubleword moves if appropriate.
582 Swap MTC/MFC comments to match their declaration order.
583 (extended_mips16): Default to "yes" if "move_type" is "sll0",
584 "type" is "branch" or "jal" is "direct".
585 (length): Handle "extended_mips16" first. Make the default
586 "0" for "ghost" instructions. Set the length from "move_type".
587 (truncdisi2, truncdihi2, truncdiqi2): Use "move_type" instead
588 of "type", with "sll0" for the register alternative. Remove the
589 "extended_mips16" attribute.
590 (zero_extendsidi2, *clear_upper32): Use "move_type" instead
591 of "type", with "shift_shift" for the register alternative.
592 Remove the "length" attribute.
593 (*extend<SHORT:mode><GPR:mode>2, *extendqihi2): Likewise.
594 (*zero_extend<SHORT:mode><GPR:mode>2): Use "move_type" instead
595 of "type", with "andi" for the register alternative.
596 (*zero_extendqihi2): Likewise.
597 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): Use a "move_type"
598 of "andi" instead of a "type" of "arith".
599 (*zero_extend<SHORT:mode><GPR:mode>2_mips16): Use "move_type"
601 (*zero_extendqihi2_mips16, mov_<load>l, mov_<load>r, mov_<store>l)
602 (mov_<store>r, *mov<mode>_ra): Likewise.
603 (extendsidi2): Use "move_type" instead of "type", with "move"
604 for the register alternative.
605 (*extend<SHORT:mode><GPR:mode>2_mips16e): Use "move_type" instead
606 of "type", with "signext" for the register alternative.
607 (*extend<SHORT:mode><GPR:mode>2_se<SHORT:size>): Likewise.
608 (*extendqihi2_mips16e, *extendqihi2_seb): Likewise.
609 (fix_truncdfsi2_insn, fix_truncsfsi2_insn, fix_truncdfdi2)
610 (fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2, floatdisf2)
611 (floatdisf2, *branch_equality<mode>_mips16): Likewise.
612 (unnamed branch insn): Likewise.
613 (*movdi_gp32_fp64): Fold into...
614 (*movdi_32bit): ...here.
615 (*movdf_hardfloat_64bit, *movdf_hardfloat_32bit): Combine into...
616 (*movdf_hardfloat): ...this new pattern.
617 (*movdf_softfloat): Remove redundant FPR alternatives.
618 (*movti, *movti_mips16, *movtf, *movtf_mips16): Add "mode" attributes.
619 (*movv2sf_hardfloat_64bit, *movv2sf_hardfloat_32bit): Combine into...
620 (*movv2sf): ...this new pattern. Use "DF" rather than "SF" for
621 the "move" attribute.
622 (*movdi_32bit): Use "move_type" instead of "type" and remove the
623 "length" attribute. Use "fpload" and "fpstore" instead of "load"
624 and "store" for COP loads and stores.
625 (*movdi_32bit_mips16, *movdi_64bit, *movsi_internal, movcc)
626 (*movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16)
627 (*movsf_hardfloat, *movsf_softfloat, *movsi_mips16, *movdf_hardfloat)
628 (*movdf_softfloat, *movdf_mips16, *movti, *movti_mips16, *movtf)
629 (*movtf_mips16, *movv2sf): Likewise.
630 (mfhi<GPR:mode>_<HILO:mode>, mflo<GPR:mode>_<HILO:mode>)
631 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
632 (mfhc1<mode>): Use "move_type" instead of "move".
633 (*low<mode>_mips16): Use "extended_mips16" instead of "length".
634 (loadgp_blockage): Remove the "length" attribute.
635 (blockage, set_got_version, update_got_version): Likewise.
636 (call_internal): Remove the "extended_mips16" attribute.
637 (call_value_internal, call_value_multiple_internal): Likewise.
638 * config/mips/loongson.md (mov<mode>_internal): Use "move_type"
640 * config/mips/mips-dsp.md (mips_lbux, mips_lhx, mips_lwx): Remove
641 the "length" attribute.
643 2008-06-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
645 * c-format.c (handle_format_attribute): Fix -Wc++-compat and/or
646 -Wcast-qual warnings.
647 * c-pragma.c (dpm_eq, handle_pragma_push_macro,
648 handle_pragma_pop_macro): Likewise.
649 * collect2.c (resolve_lib_name): Likewise.
650 * config/arc/arc.c (arc_init): Likewise.
651 * config/arm/arm.c (neon_builtin_compare,
652 locate_neon_builtin_icode): Likewise.
653 * config/arm/pe.c (arm_mark_dllexport, arm_pe_unique_section): Likewise.
654 * config/bfin/bfin.c (bfin_init_machine_status,
655 bfin_optimize_loop): Likewise.
656 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Likewise.
657 * config/cris/cris.c (cris_init_expanders): Likewise.
658 * config/darwin-c.c (frameworks_in_use, add_framework): Likewise.
659 * config/darwin.c (machopic_indirection_eq,
660 machopic_indirection_name, machopic_output_indirection): Likewise.
661 * config/frv/frv.c (frv_init_machine_status, frv_compare_insns,
662 frv_io_check_address, frv_io_handle_set, frv_io_handle_use_1,
663 frv_optimize_membar): Likewise.
664 * config/i386/cygwin.h (mingw_scan,
665 GCC_DRIVER_HOST_INITIALIZATION): Likewise.
666 * config/i386/cygwin1.c (mingw_scan): Likewise.
667 * config/i386/i386.c (machopic_output_stub): Likewise.
668 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix,
669 i386_pe_unique_section): Likewise.
670 * config/ia64/ia64.c (ia64_init_machine_status,
671 ia64_h_i_d_extended, get_free_bundle_state, bundling, ia64_reorg):
673 * config/iq2000/iq2000.c, iq2000_init_machine_status): Likewise.
674 * config/m68hc11/m68hc11.c (m68hc11_encode_label): Likewise.
675 * config/m68k/m68k.c (m68k_handle_option,
676 m68k_sched_md_init_global): Likewise.
677 * config/mcore/mcore.c (mcore_mark_dllexport, mcore_mark_dllimport,
678 mcore_unique_section): Likewise.
679 * config/mips/mips.c (mips_block_move_straight,
680 mips16_rewrite_pool_refs, mips_sim_wait_regs_2, mips_sim_record_set):
682 * config/mmix/mmix.c (mmix_init_machine_status,
683 mmix_encode_section_info): Likewise.
684 * config/pa/pa.c (pa_init_machine_status, hppa_encode_label): Likewise.
685 * config/rs6000/rs6000.c (rs6000_init_machine_status,
686 print_operand_address, output_toc, redefine_groups,
687 rs6000_elf_encode_section_info, machopic_output_stub): Likewise.
688 * config/s390/s390.c (s390_init_machine_status): Likewise.
689 * config/score/score.c (score_block_move_straight,
690 score_block_move_loop_body): Likewise.
691 * config/sparc/sparc.c (sparc_init_machine_status): Likewise.
692 * config/xtensa/xtensa.c (xtensa_init_machine_status): Likewise.
693 * emit-rtl.c (find_auto_inc): Likewise.
694 * gcc.c (translate_options, process_command): Likewise.
695 * reorg.c (dbr_schedule): Likewise.
696 * sdbout.c (sdbout_start_source_file, sdbout_init): Likewise.
697 * xcoffout.c (xcoffout_declare_function): Likewise.
699 2008-06-27 Daniel Berlin <dberlin@dberlin.org>
701 * tree-ssa-structalias.c (find_func_aliases): Trivial fix to get
702 ipa-pta working again.
704 2008-06-27 David Edelsohn <edelsohn@gnu.org>
706 * config/rs6000/t-aix52: Append large data option to LDFLAGS for
709 2008-06-27 Edmar Wienskoski <edmar@freescale.com>
711 * config.gcc (powerpc*-*-*): Add new core e500mc.
712 * config/rs6000/e500mc.md: New file.
713 * config/rs6000/rs6000.c (processor_costs): Add new costs for
715 (rs6000_override_options): Add e500mc case to
716 processor_target_table. Altivec and Spe options not allowed
717 with e500mc. Add isel instruction to e500mc by
718 default. Initialize rs6000_cost for e500mc.
719 (rs6000_issue_rate): Set issue rate for e500mc.
720 * config/rs6000/rs6000.h (processor_type): Add
722 (ASM_CPU_SPEC): Add e500mc.
723 Set TARGET_ISEL to rs6000_isel.
724 * config/rs6000/e500.h: Remove redefinition of TARGET_ISEL.
725 (CHECK_E500_OPTIONS): Remove TARGET_ISEL.
726 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce500mc.
728 * doc/invoke.texi: Add e500mc to list of cpus.
730 2008-06-27 Laurynas Biveinis <laurynas.biveinis@gmail.com>
733 * c-lex.c (lex_charconst): Initialize unsignedp.
735 2008-06-27 Olivier Hainque <hainque@adacore.com>
737 * gimplify.c (gimplify_modify_expr_to_memset): Assert our
738 documented assumptions.
740 2008-06-26 H.J. Lu <hongjiu.lu@intel.com>
742 * dwarf2out.c: Remove trailing white spaces. Break long line
745 2008-06-26 Richard Sandiford <rdsandiford@googlemail.com>
747 * libfuncs.h (LTI_synchronize): New libfunc_index.
748 (synchronize_libfunc): Declare.
749 * builtins.c (expand_builtin_synchronize): Consider using
750 synchronize_libfunc before falling back on an asm blockage.
751 * config/mips/mips.c: Include libfuncs.h
752 (mips_init_libfuncs): Initialize synchronize_libfunc for TARGET_MIPS16.
754 2008-06-26 Nathan Froyd <froydnj@codesourcery.com>
756 * config/rs6000/rs6000.c (emit_allocate_stack): Add copy_r11
757 parameter. Copy stack_reg to r11 where appropriate.
758 (no_global_regs_above): Add gpr parameter.
759 (rs6000_stack_info): Only add padding for SPE save area if we
760 are saving SPE GPRs and CR.
761 (saveres_routine_syms): New variable.
762 (FIRST_SAVRES_REGISTER, LAST_SAVRES_REGISTER, N_SAVRES_REGISTERS):
764 (rs6000_savres_routine_sym): New function.
765 (rs6000_emit_stack_reset, rs6000_restore_saved_cr): New functions,
767 (rs6000_emit_epilogue): ...here. Use rs6000_use_multiple_p and
768 rs6000_savres_strategy. Restore GPRs out-of-line if appropriate.
769 Tweak FPR out-of-line saving.
770 (rs6000_make_savres_rtx): New function.
771 (rs6000_use_multiple_p): New function.
772 (rs6000_savres_strategy): New function.
773 (rs6000_emit_prologue): Use rs6000_savres_strategy. Save GPRs
774 out-of-line if appropriate.
775 * config/rs6000/sysv4.h (FP_SAVE_INLINE): Save FPRs out-of-line
776 if we are optimizing for size.
777 (GP_SAVE_INLINE): Define.
778 (SAVE_FP_SUFFIX, RESTORE_FP_SUFFIX): Only use _l on 64-bit targets.
779 * config/rs6000/darwin.h (GP_SAVE_INLINE): Define.
780 * config/rs6000/aix.h (GP_SAVE_INLINE): Define.
781 * config/rs6000/rs6000.md (*save_gpregs_<mode>): New insn.
782 (*save_fpregs_<mode>): Add use of r11.
783 (*restore_gpregs_<mode>): New insn.
784 (*return_and_restore_gpregs_<mode>): New insn.
785 (*return_and_restore_fpregs_<mode>): Adjust to clobber LR and
787 * config/rs6000/spe.md (*save_gpregs_spe): New insn.
788 (*restore_gpregs_spe): New insn.
789 (*return_and_restore_gpregs_spe): New insn.
790 * config/rs6000/predicates.md (save_world_operation): Fix check.
792 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
794 * tree-into-ssa (insert_phi_nodes_for): 'var' must be a DECL at
795 this point, so assert that.
797 2008-06-26 Steven Bosscher <steven@gcc.gnu.org>
799 * cfganal.c: Include vec.h and vecprim.h.
800 (compute_idf): Import from...
801 * tree-into-ssa (compute_idf): ...here.
802 * basic-block.h (compute_idf): Export.
804 2008-06-26 Joseph Myers <joseph@codesourcery.com>
806 * c-decl.c (merge_decls): Use !current_function_decl to check for
807 extern declaration of C99 inline function being at file scope.
809 2008-06-25 John David Anglin <dave.anglin@gcc-cnrc.gc.ca>
811 * config.gcc (hppa[12]*-*-hpux10*): Don't use fixproto.
813 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
815 * alias.c (record_alias_subset, init_alias_analysis): Fix
816 -Wc++-compat and/or -Wcast-qual warnings.
817 * attribs.c (lookup_attribute_spec): Likewise.
818 * bb-reorder.c (find_traces, rotate_loop, find_traces_1_round,
819 copy_bb, connect_traces,
820 find_rarely_executed_basic_blocks_and_cr): Likewise.
821 * bt-load.c (find_btr_def_group, add_btr_def, new_btr_user,
822 note_btr_set, migrate_btr_defs): Likewise.
823 * builtins.c (result_vector, expand_builtin_memcpy,
824 expand_builtin_mempcpy_args, expand_builtin_strncpy,
825 builtin_memset_read_str, expand_builtin_printf,
826 fold_builtin_memchr, rewrite_call_expr, fold_builtin_printf):
828 * caller-save.c (mark_set_regs): Likewise.
829 * calls.c (expand_call, emit_library_call_value_1): Likewise.
830 * cgraph.c (cgraph_edge): Likewise.
831 * combine.c (likely_spilled_retval_1): Likewise.
832 * coverage.c (htab_counts_entry_hash, htab_counts_entry_eq,
833 htab_counts_entry_del, get_coverage_counts): Likewise.
834 * cselib.c (new_elt_list, new_elt_loc_list, entry_and_rtx_equal_p,
835 new_cselib_val): Likewise.
836 * dbgcnt.c (dbg_cnt_process_opt): Likewise.
837 * dbxout.c (dbxout_init, dbxout_type, output_used_types_helper):
839 * df-core.c (df_compact_blocks): Likewise.
840 * df-problems.c (df_grow_bb_info, df_chain_create): Likewise.
841 * df-scan.c (df_grow_reg_info, df_ref_create,
842 df_insn_create_insn_record, df_insn_rescan, df_notes_rescan,
843 df_ref_compare, df_ref_create_structure, df_bb_refs_record,
844 df_record_entry_block_defs, df_record_exit_block_uses,
845 df_bb_verify): Likewise.
846 * df.h (DF_REF_EXTRACT_WIDTH_CONST, DF_REF_EXTRACT_OFFSET_CONST,
847 DF_REF_EXTRACT_MODE_CONST): New.
848 * dominance.c (get_immediate_dominator, get_dominated_by,
849 nearest_common_dominator, root_of_dom_tree,
850 iterate_fix_dominators, first_dom_son, next_dom_son): Fix
851 -Wc++-compat and/or -Wcast-qual warnings.
852 * dse.c (clear_alias_set_lookup, get_group_info, gen_rtx_MEM,
853 record_store, replace_read, check_mem_read_rtx, scan_insn,
854 dse_step1, dse_record_singleton_alias_set): Likewise.
855 * dwarf2asm.c (dw2_force_const_mem): Likewise.
857 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
859 * dwarf2out.c (new_cfi, queue_reg_save, dwarf2out_begin_prologue,
860 dwarf2out_frame_init, new_loc_descr, new_die, lookup_decl_die,
861 lookup_decl_loc, add_var_loc_to_decl, compute_section_prefix,
862 assign_symbol_names, htab_cu_hash, htab_cu_eq, htab_cu_del,
863 build_abbrev_table, new_loc_list, output_comp_unit, add_arange,
864 add_ranges_num, add_ranges_by_labels, file_info_cmp,
865 file_name_acquire, output_file_names, add_const_value_attribute,
866 premark_used_types_helper, file_table_eq, file_table_hash,
867 lookup_filename, dwarf2out_var_location, dwarf2out_source_line,
868 dwarf2out_init, file_table_relative_p): Fix -Wc++-compat and/or
869 -Wcast-qual warnings.
870 * ebitmap.c (ebitmap_array_grow, ebitmap_array_init,
871 ebitmap_alloc, ebitmap_ior, ebitmap_and_compl): Likewise.
872 * emit-rtl.c (get_mem_attrs, get_reg_attrs, gen_rtvec,
873 gen_reg_rtx, start_sequence, init_emit): Likewise.
874 * et-forest.c (et_new_occ, et_new_tree): Likewise.
875 * except.c (init_eh_for_function, gen_eh_region,
876 remove_unreachable_regions, add_ehl_entry, duplicate_eh_regions_1,
877 arh_to_landing_pad, arh_to_label, add_action_record,
878 add_call_site, switch_to_exception_section): Likewise.
879 * expmed.c (synth_mult): Likewise.
880 * expr.c (gen_group_rtx, emit_group_load, emit_group_store,
881 store_expr): Likewise.
882 * final.c (shorten_branches, final_scan_insn, debug_queue_symbol):
884 * function.c (assign_stack_temp_for_type,
885 allocate_struct_function, match_asm_constraints_1): Likewise.
886 * gcov-io.c (gcov_allocate): Likewise.
887 * gcse.c (GNEW, GCNEW, GNEWVEC, GCNEWVEC, GRESIZEVEC, GNEWVAR,
888 GCNEWVAR, GRESIZEVAR, GOBNEW, GOBNEWVAR): New.
889 (gcse_main, alloc_gcse_mem, alloc_gcse_mem, alloc_reg_set_mem,
890 record_one_set, insert_expr_in_table, insert_set_in_table,
891 dump_hash_table, compute_hash_table_work, alloc_hash_table,
892 pre_ldst_expr_hash, pre_ldst_expr_eq, find_rtx_in_ldst,
893 reg_set_info, reg_clear_last_set): Fix -Wc++-compat and/or
894 -Wcast-qual warnings.
896 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
898 * cse.c (approx_reg_cost_1, cse_insn): Fix -Wc++-compat and/or
899 -Wcast-qual warnings.
900 * gcc.c (process_command): Likewise.
901 * genattrtab.c (oballoc): Use XOBNEW.
902 (oballocvec): Define.
903 (attr_hash_add_rtx, attr_hash_add_string, attr_string,
904 get_attr_value, fill_attr, make_length_attrs, gen_attr, gen_insn,
905 gen_delay, find_attr, gen_insn_reserv, gen_bypass_1): Fix
906 -Wc++-compat and/or -Wcast-qual warnings.
907 * genautomata.c (XCREATENODE, XCREATENODEVEC, XCREATENODEVAR,
908 XCOPYNODE, XCOPYNODEVEC, XCOPYNODEVAR): New.
909 (gen_cpu_unit, gen_query_cpu_unit, gen_bypass, gen_excl_set,
910 gen_presence_absence_set, gen_automaton, gen_regexp_el,
911 gen_regexp_repeat, gen_regexp_allof, gen_regexp_oneof,
912 gen_regexp_sequence, gen_reserv, gen_insn_reserv, process_excls,
913 add_excls, process_presence_absence_names,
914 process_presence_absence_patterns, add_presence_absence,
915 process_regexp, add_advance_cycle_insn_decl, get_free_alt_state,
916 get_free_state, add_arc, get_free_automata_list_el,
917 form_reserv_sets_list, copy_insn_regexp, transform_1, transform_2,
918 transform_3, cache_presence, create_ainsns, create_automata,
919 create_state_ainsn_table, dfa_insn_code_enlarge,
920 output_trans_func, output_min_issue_delay_func,
921 output_dead_lock_func, output_reset_func,
922 output_get_cpu_unit_code_func, output_dfa_start_func,
923 expand_automata): Likewise.
924 * genextract.c (gen_insn): Likewise.
925 * gengtype-lex.l: Likewise.
926 * gengtype.c (read_input_list, adjust_field_type,
927 process_gc_options): Likewise.
928 * genoutput.c (note_constraint): Likewise.
929 * genpreds.c (mangle, add_constraint): Likewise.
930 * genrecog.c (process_define_predicate, new_decision,
931 add_to_sequence): Likewise.
932 * gensupport.c (record_insn_name): Likewise.
934 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
936 * config/i386/driver-i386.c (detect_caches_amd,
937 detect_caches_intel, host_detect_local_cpu): Fix -Wc++-compat
938 and/or -Wcast-qual warnings.
939 *ggc-common.c (ggc_mark_roots, gt_pch_note_object,
940 gt_pch_note_reorder, relocate_ptrs, write_pch_globals,
941 gt_pch_save): Likewise.
942 * ggc-page.c (push_depth, push_by_depth, alloc_anon, alloc_page,
943 gt_ggc_m_S, clear_marks, ggc_pch_read): Likewise.
944 * global.c (compute_regsets): Likewise.
945 * graph.c (print_rtl_graph_with_bb, clean_graph_dump_file,
946 finish_graph_dump_file): Likewise.
947 * haifa-sched.c (schedule_block, extend_h_i_d, extend_ready,
948 unlink_bb_notes): Likewise.
949 * integrate.c (get_hard_reg_initial_val): Likewise.
950 * ipa-prop.c (ipa_push_func_to_list): Likewise.
951 * ipa-struct-reorg.c (gen_var_name, gen_cluster_name): Likewise.
952 * local-alloc.c (update_equiv_regs): Likewise.
953 * loop-invariant.c (check_invariant_table_size,
954 hash_invariant_expr, eq_invariant_expr, find_or_insert_inv):
956 * loop-iv.c (check_iv_ref_table_size, analyzed_for_bivness_p,
957 altered_reg_used, mark_altered): Likewise.
958 * loop-unroll.c (si_info_eq, ve_info_eq, allocate_basic_variable,
959 insert_var_expansion_initialization,
960 combine_var_copies_in_loop_exit, apply_opt_in_copies,
961 release_var_copies): Likewise.
962 * matrix-reorg.c (mat_acc_phi_hash, mat_acc_phi_eq, mtt_info_eq,
963 analyze_matrix_decl, add_allocation_site, analyze_transpose,
964 analyze_accesses_for_phi_node, check_var_notmodified_p,
965 check_allocation_function, find_sites_in_func,
966 record_all_accesses_in_func, transform_access_sites,
967 transform_allocation_sites): Likewise.
968 * omp-low.c (new_omp_region, create_omp_child_function_name,
969 check_omp_nesting_restrictions, check_combined_parallel,
970 lower_omp_2, diagnose_sb_1, diagnose_sb_2): Likewise.
971 * optabs.c (no_conflict_move_test, gen_libfunc, gen_fp_libfunc,
972 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
973 gen_intraclass_conv_libfunc, set_optab_libfunc, set_conv_libfunc):
975 * opts-common.c (prune_options): Likewise.
976 * opts.c (add_input_filename, print_filtered_help,
977 get_option_state): Likewise.
978 * params.c (add_params): Likewise.
979 * passes.c (set_pass_for_id, next_pass_1,
980 do_per_function_toporder, pass_fini_dump_file): Likewise.
981 * postreload.c (reload_cse_simplify_operands): Likewise.
982 * predict.c (tree_predicted_by_p, tree_predict_edge,
983 clear_bb_predictions, combine_predictions_for_bb): Likewise.
985 2008-06-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
987 * ra.h (add_neighbor): Fix -Wc++-compat and/or -Wcast-qual
989 * recog.c (check_asm_operands, validate_change_1): Likewise.
990 * reg-stack.c (check_asm_stack_operands, subst_asm_stack_regs,
991 subst_asm_stack_regs): Likewise.
992 * regclass.c (regclass, som_hash, som_eq, record_subregs_of_mode,
993 cannot_change_mode_set_regs, invalid_mode_change_p): Likewise.
994 * regmove.c (reg_is_remote_constant_p): Likewise.
995 * regrename.c (regrename_optimize, scan_rtx_reg,
996 kill_clobbered_value, kill_set_value, kill_autoinc_value):
998 * regstat.c (regstat_init_n_sets_and_refs, regstat_compute_ri,
999 regstat_compute_calls_crossed): Likewise.
1000 * reload1.c (init_reload, new_insn_chain,
1001 has_nonexceptional_receiver, reload, copy_reloads,
1002 calculate_needs_all_insns, init_elim_table): Likewise.
1003 * rtl-factoring.c (compute_rtx_cost, fill_hash_bucket): Likewise.
1004 * rtl.c (shallow_copy_rtx_stat): Likewise.
1005 * rtlanal.c (parms_set): Likewise.
1006 * sbitmap.c (sbitmap_alloc, sbitmap_alloc_with_popcount,
1007 sbitmap_resize, sbitmap_vector_alloc): Likewise.
1008 * sched-ebb.c (earliest_block_with_similiar_load,
1009 add_deps_for_risky_insns): Likewise.
1010 * sched-rgn.c (find_rgns, gather_region_statistics, extend_rgns,
1011 schedule_region): Likewise.
1012 * see.c (eq_descriptor_pre_extension,
1013 hash_descriptor_pre_extension, hash_del_pre_extension,
1014 eq_descriptor_properties, hash_descriptor_properties,
1015 hash_del_properties, see_seek_pre_extension_expr,
1016 see_initialize_data_structures, see_print_register_properties,
1017 see_print_pre_extension_expr, see_delete_merged_def_extension,
1018 see_delete_unmerged_def_extension, see_emit_use_extension,
1019 see_pre_delete_extension, see_map_extension, see_commit_changes,
1020 see_analyze_merged_def_local_prop,
1021 see_analyze_merged_def_local_prop,
1022 see_analyze_unmerged_def_local_prop, see_analyze_use_local_prop,
1023 see_set_prop_merged_def, see_set_prop_unmerged_def,
1024 see_set_prop_unmerged_use, see_print_one_extension,
1025 see_merge_one_use_extension, see_merge_one_def_extension,
1026 see_store_reference_and_extension, see_update_uses_relevancy,
1027 see_update_defs_relevancy): Likewise.
1028 * statistics.c (hash_statistics_hash, hash_statistics_eq,
1029 hash_statistics_free, curr_statistics_hash): Likewise.
1030 * stmt.c (parse_output_constraint, decl_overlaps_hard_reg_set_p,
1031 expand_asm_operands, expand_return, case_bit_test_cmp,
1032 expand_case): Likewise.
1033 * stor-layout.c (start_record_layout): Likewise.
1034 * stringpool.c (ggc_alloc_string, gt_pch_n_S,
1035 gt_pch_save_stringpool): Likewise.
1036 * tree-data-ref.c (hash_stmt_vertex_info,
1037 have_similar_memory_accesses_1, ref_base_address_1): Likewise.
1038 * tree-ssa-phiopt.c (name_to_bb_hash): Likewise.
1040 2008-06-25 Uros Bizjak <ubizjak@gmail.com>
1043 * config/i386/i386.md : Change constraints of HImode and QImode
1044 immediate operands from "i" to "n". Change SImode "ni" constraint to
1045 "i" and SImode "rmi" constraint to "g". Remove all constraints
1046 from const0_operand and const1_operand predicated operands.
1047 (i): Change QImode and HImode attribute from "i" to "n".
1048 (*subqi_2): Change HImode operands to QImode.
1051 2008-06-25 Olivier Hainque <hainque@adacore.com>
1053 * Makefile.in (GTFILES_H): Use | instead of ; as separator in
1056 2008-06-25 Richard Guenther <rguenther@suse.de>
1058 * tree-ssa-structalias.c (fieldoff_compare): Make sure to
1059 not overflow the result type.
1061 2008-06-25 Richard Guenther <rguenther@suse.de>
1063 * tree-vn.c (vn_add): Handle TRUTH_*_EXPR.
1064 (vn_lookup): Likewise.
1066 2008-06-25 Richard Guenther <rguenther@suse.de>
1068 PR tree-optimization/35518
1069 * fold-const.c (fold_ternary): Strip trivial BIT_FIELD_REFs.
1070 * tree-sra.c (instantiate_element): Use fold_build3 to build
1072 (try_instantiate_multiple_fields): Likewise.
1074 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1076 * config/rs6000/rs6000.md: Change all string instruction's clobber to
1079 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1081 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Set
1082 use_backchain_to_restore_sp to true
1083 if the offset of the link register save area would go over the 32k - 1
1084 offset limit of the load
1087 2008-06-25 Hans-Peter Nilsson <hp@axis.com>
1089 * doc/invoke.texi (Optimize Options) <fstrict-aliasing>: Add
1090 anchor for the type-punning blurb. Cross-reference "Structures
1091 unions enumerations and bit-fields implementation". Provide a
1092 cast-through-pointer example. Make final sentence self-contained.
1093 * doc/implement-c.texi (Structures unions enumerations and
1094 bit-fields implementation): Cross-reference the type-punning blurb
1095 in the -fstrict-aliasing documentation.
1097 2008-06-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
1100 * builtins.c (expand_builtin_nonlocal_goto): Stabilize the address of
1101 the memory instead of the memory itself for the save area.
1103 2008-06-24 Olivier Hainque <hainque@adacore.com>
1104 Nicolas Roche <roche@adacore.com>
1106 * gengtype.c (srcdir_len): size_t instead of int.
1107 (get_file_realbasename): New function. For F a filename, the real
1108 basename of F, with all the path components stripped.
1109 (get_file_srcdir_relative_path): New function. For F a filename, the
1110 relative path to F from $(srcdir).
1111 (get_file_basename): Rewrite using get_file_srcdir_relative_path and
1112 get_file_realbasename. Adjust the head comment.
1113 (get_prefix_langdir_index): New function. For F a filename, return the
1114 lang_dir_names[] relative index of the language directory that is
1116 (get_file_langdir): For F a filename, return the name of the language
1117 directory where F is located.
1118 (get_file_gtfilename): New function. The gt- output file name for an
1120 (get_output_file_with_visibility): Replace in-line computations with
1121 uses of get_file_gtfilename and get_prefix_langdir_index.
1122 * Makefile.in (GTFILES_H): Adjust to match what gengtype generates.
1124 2008-06-24 Jakub Jelinek <jakub@redhat.com>
1126 PR tree-optimization/36504
1127 * tree-ssa-loop-prefetch.c (gather_memory_references_ref): Skip
1128 references without base address.
1130 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1133 * calls.c (expand_call): Increase alignment for recursive functions.
1135 2008-06-23 Anatoly Sokolov <aesok@post.ru>
1137 * config/avr/avr.c (avr_function_value): Add new 'outgoing' argument.
1138 (TARGET_FUNCTION_VALUE): New define.
1139 * config/avr/avr-protos.h (avr_function_value): Remove declaration.
1140 * config/avr/avr.h (FUNCTION_VALUE): Remove.
1142 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1144 * config/i386/i386.md (fmodxf3): Change sequence of move instructions.
1145 (fmod<mode>3): Ditto.
1146 (remainderxf3): Ditto.
1147 (remainder<mode>3): Ditto.
1149 2008-06-23 Jakub Jelinek <jakub@redhat.com>
1152 * emit-rtl.c (set_reg_attrs_from_value): Do nothing if
1153 REG is a hard register.
1155 PR tree-optimization/36508
1156 * tree-ssa-pre.c (compute_antic): Allow num_iterations up to
1157 499, don't check it at all in release compilers.
1159 2008-06-23 Uros Bizjak <ubizjak@gmail.com>
1161 * config/i386/i386.md (*fop_<mode>_1_i387): Use SSE_FLOAT_MODE_P
1162 together with SSE_TARGET_MATH to disable insn pattern.
1163 (*fop_<MODEF:mode>_2_i387): Ditto.
1164 (*fop_<MODEF:mode>_3_i387): Ditto.
1166 2008-06-22 Andy Hutchinson <hutchinsonandy@aim.com>
1168 * config/avr/avr.h (SUPPORTS_INIT_PRIORITY): Define.
1170 2008-06-22 Laurynas Biveinis <laurynas.biveinis@gmail.com>
1173 * gimplify.c (gimplify_asm_expr): Check the return code of
1174 parse_output_constraint call, set function return and is_inout
1177 2008-06-22 Ian Lance Taylor <iant@google.com>
1179 * c-lex.c (narrowest_unsigned_type): Change itk to int.
1180 (narrowest_signed_type): Likewise.
1181 * c-typeck.c (c_common_type): Change local variable mclass to enum
1183 (parser_build_binary_op): Compare the TREE_CODE_CLASS with
1184 tcc_comparison, not the tree code itself.
1185 * c-common.c (def_fn_type): Pass int, not an enum, to va_arg.
1186 (c_expand_expr): Cast modifier to enum expand_modifier.
1187 * c-common.h (C_RID_CODE): Add casts.
1188 (C_SET_RID_CODE): Define.
1189 * c-parser.c (c_parse_init): Use C_SET_RID_CODE.
1190 (c_lex_one_token): Add cast to avoid warning.
1191 (c_parser_objc_type_name): Rename local typename to type_name.
1192 (check_no_duplicate_clause): Change code parameter to enum
1194 (c_parser_omp_var_list_parens): Change kind parameter to enum
1196 (c_parser_omp_flush): Pass OMP_CLAUSE_ERROR, not 0, to
1197 c_parser_omp_list_var_parens.
1198 (c_parser_omp_threadprivate): Likewise.
1199 * cp/lex.c (init_reswords): Use C_SET_RID_CODE.
1200 * cp/parser.c (cp_lexer_get_preprocessor_token): Likewise.
1201 * c-format.c (NO_FMT): Define.
1202 (printf_length_specs): Use NO_FMT.
1203 (asm_fprintf_length_specs): Likewise.
1204 (gcc_diag_length_specs): Likewise.
1205 (scanf_length_specs): Likewise.
1206 (strfmon_length_specs): Likewise.
1207 (gcc_gfc_length_specs): Likewise.
1208 (printf_flag_specs): Change 0 to STD_C89.
1209 (asm_fprintf_flag_specs): Likewise.
1210 (gcc_diag_flag_specs): Likewise.
1211 (gcc_cxxdiag_flag_specs): Likewise.
1212 (scanf_flag_specs): Likewise.
1213 (strftime_flag_specs): Likewise.
1214 (strfmon_flag_specs): Likewise.
1215 (print_char_table): Likewise.
1216 (asm_fprintf_char_table): Likewise.
1217 (gcc_diag_char_table): Likewise.
1218 (gcc_tdiag_char_table): Likewise.
1219 (gcc_cdiag_char_table): Likewise.
1220 (gcc_cxxdiag_char_table): Likewise.
1221 (gcc_gfc_char_table): Likewise.
1222 (scan_char_table): Likewise.
1223 (time_char_table): Likewis.
1224 (monetary_char_table): Likewise.
1225 * c-format.h (BADLEN): Likewise.
1227 2008-06-21 Ian Lance Taylor <iant@google.com>
1229 * tree.h (enum tree_code): Include all-tree.def, not tree.def.
1230 Define END_OF_BASE_TREE_CODES around inclusion.
1231 * tree.c (tree_code_type): New global array.
1232 (tree_code_length, tree_code_name): Likewise.
1233 * Makefile.in (TREE_H): Add all-tree.def, c-common.def, and
1235 (all-tree.def, s-alltree): New targets.
1236 (gencheck.h, s-gencheck): Remove.
1237 (tree.o): Depend upon all-tree.def.
1238 (build/gencheck.o): Remove gencheck.h dependency.
1239 (mostlyclean): Don't remove gencheck.h.
1240 * c-common.h (enum c_tree_code): Remove.
1241 * c-lang.c (tree_code_type): Remove.
1242 (tree_code_length, tree_code_name): Remove.
1243 * gencheck.c (tree_codes): Include all-tree.def, rather than
1244 tree.def, c-common.def, and gencheck.h. Undefined DEFTREECODE
1246 * tree-browser.c (tb_tree_codes): Include all-tree.def, rather
1248 * cp/cp-tree.h (enum cplus_tree_code): Remove.
1249 (operator_name_info): Size to MAX_TREE_CODES.
1250 (assignment_operator_name_info): Likewise.
1251 * cp/cp-lang.c (tree_code_type): Remove.
1252 (tree_code_length, tree_code_name): Remove.
1253 * cp/lex.c (operator_name_info): Size to MAX_TREE_CODES.
1254 (assignment_operator_name_info): Likewise.
1255 * cp/decl.c (grok_op_properties): Change LAST_CPLUS_TREE_CODE to
1257 * cp/mangle.c (write_expression): Likewise.
1258 * cp/Make-lang.in (CXX_TREE_H): Remove cp/cp-tree.def.
1259 * fortran/f95-lang.c (tree_code_type): Remove.
1260 (tree_code_length, tree_code_name): Remove.
1261 * java/java-tree.h (enum java_tree_code): Remove.
1262 * java/lang.c (tree_code_type): Remove.
1263 (tree_code_length, tree_code_name): Remove.
1264 * java/Make-lang.in (JAVA_TREE_H): Remove java/java-tree.def.
1265 * objc/objc-act.h (enum objc_tree_code): Remove.
1266 * objc/objc-lang.c (tree_code_type): Remove.
1267 (tree_code_length, tree_code_name): Remove.
1268 * objcp/objcp-lang.c (tree_code_type): Remove.
1269 (tree_code_length, tree_code_name): Remove.
1270 * ada/ada-tree.h (enum gnat_tree_code): Remove.
1271 * ada/Make-lang.in (ADA_TREE_H): Remove ada/ada-tre.def.
1272 * ada/misc.c (tree_code_type): Remove.
1273 (tree_code_length, tree_code_name): Remove.
1275 2008-06-21 Bernhard Fischer <aldot@gcc.gnu.org>
1277 * tree-ssa-pre.c (fini_antic): Bitmap_sets have to be freed before
1278 the grand_bitmap_obstack.
1280 2008-06-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1282 * ggc.h (GGC_RESIZEVAR): New, reorder macros.
1283 * tracer.c (tail_duplicate): Fix for -Wc++-compat.
1284 * tree-affine.c (aff_combination_expand, free_name_expansion): Likewise.
1285 * tree-cfg.c (replace_by_duplicate_decl, replace_ssa_name,
1286 move_stmt_r, new_label_mapper): Likewise.
1287 * tree-complex.c (cvc_lookup): Likewise.
1288 * tree-dfa.c (create_function_ann): Likewise.
1289 * tree-dump.c (dump_register): Likewise.
1290 * tree-if-conv.c (tree_if_conversion, add_to_predicate_list,
1291 find_phi_replacement_condition): Likewise.
1292 * tree-inline.c (copy_phis_for_bb, estimate_num_insns_1,
1293 tree_function_versioning): Likewise.
1294 * tree-into-ssa.c (cmp_dfsnum): Likewise.
1295 * tree-iterator.c (tsi_link_before, tsi_link_after): Likewise.
1296 * tree-nested.c (lookup_field_for_decl, lookup_tramp_for_decl,
1297 get_nonlocal_debug_decl, convert_nonlocal_reference,
1298 convert_nonlocal_omp_clauses, get_local_debug_decl,
1299 convert_local_reference, convert_local_omp_clauses,
1300 convert_nl_goto_reference, convert_nl_goto_receiver,
1301 convert_tramp_reference, convert_call_expr): Likewise.
1302 * tree-outof-ssa.c (contains_tree_r): Likewise.
1303 * tree-parloops.c (reduction_phi, initialize_reductions,
1304 eliminate_local_variables_1, add_field_for_reduction,
1305 add_field_for_name, create_phi_for_local_result,
1306 create_call_for_reduction_1, create_loads_for_reductions,
1307 create_stores_for_reduction, create_loads_and_stores_for_name):
1309 * tree-phinodes.c (allocate_phi_node): Likewise.
1310 * tree-predcom.c (order_drefs, execute_pred_commoning_cbck): Likewise.
1311 * tree-sra.c (sra_elt_hash, sra_elt_eq, lookup_element): Likewise.
1312 * tree-ssa-alias.c (get_mem_sym_stats_for): Likewise.
1313 * tree-ssa-coalesce.c (compare_pairs): Likewise.
1314 * tree-ssa-loop-im.c (mem_ref_in_stmt, memref_hash, memref_eq,
1315 memref_free, gather_mem_refs_stmt, vtoe_hash, vtoe_eq, vtoe_free,
1316 record_vop_access, get_vop_accesses, get_vop_stores): Likewise.
1317 * tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Likewise.
1318 * tree-ssa-sccvn.c (VN_INFO_GET, free_phi, free_reference,
1319 vn_nary_op_insert): Likewise.
1320 * tree-ssa.c (redirect_edge_var_map_add,
1321 redirect_edge_var_map_clear, redirect_edge_var_map_dup): Likewise.
1322 * tree-vectorizer.c (vectorize_loops): Likewise.
1323 * tree.c (make_node_stat, copy_node_stat, build_int_cst_wide,
1324 build_fixed, build_real, make_tree_binfo_stat, make_tree_vec_stat,
1325 tree_cons_stat, build1_stat, build_variant_type_copy,
1326 decl_init_priority_lookup, decl_fini_priority_lookup,
1327 decl_priority_info, decl_restrict_base_lookup,
1328 decl_restrict_base_insert, decl_debug_expr_lookup,
1329 decl_debug_expr_insert, decl_value_expr_lookup,
1330 decl_value_expr_insert, type_hash_eq, type_hash_lookup,
1331 type_hash_add, get_file_function_name, tree_check_failed,
1332 tree_not_check_failed, tree_range_check_failed,
1333 omp_clause_range_check_failed, build_omp_clause,
1334 build_vl_exp_stat): Likewise.
1335 * value-prof.c (gimple_histogram_value,
1336 gimple_duplicate_stmt_histograms): Likewise.
1337 * var-tracking.c (attrs_list_insert, attrs_list_copy,
1338 unshare_variable, variable_union_info_cmp_pos, variable_union,
1339 dataflow_set_different_1, dataflow_set_different_2,
1340 vt_find_locations, variable_was_changed, set_variable_part,
1341 emit_notes_for_differences_1, emit_notes_for_differences_2): Likewise.
1342 * varasm.c (prefix_name, emutls_decl, section_entry_eq,
1343 section_entry_hash, object_block_entry_eq,
1344 object_block_entry_hash, create_block_symbol,
1345 initialize_cold_section_name, default_function_rodata_section,
1346 strip_reg_name, set_user_assembler_name, const_desc_eq,
1347 build_constant_desc, output_constant_def, lookup_constant_def,
1348 const_desc_rtx_hash, const_desc_rtx_eq, const_rtx_hash_1,
1349 create_constant_pool, force_const_mem, compute_reloc_for_rtx_1,
1350 default_internal_label): Likewise.
1351 * varray.c (varray_init, varray_grow): Likewise.
1352 * vec.c (vec_gc_o_reserve_1, vec_heap_o_reserve_1): Likewise.
1354 2008-06-20 Uros Bizjak <ubizjak@gmail.com>
1356 * config/i386/i386.md (*jcc_fused_1): Handle all valid compare
1357 operators for "test" insn. Macroize insn using SWI mode macro.
1358 (*jcc_fused_2): Ditto.
1359 (*jcc_fused_3): Macroize insn using SWI mode macro.
1360 (*jcc_fused_4): Ditto.
1362 2008-06-20 Bernhard Fischer <aldot@gcc.gnu.org>
1364 * tree-ssa-pre.c: Fix typo in comment.
1365 (init_antic, fini_antic): Add explicit funtions for
1366 initializing and deinitializing ANTIC and AVAIL sets.
1367 (create_expression_by_pieces): Fix typo in comment.
1368 Remove redundant set of new_stuff and use NULL_TREE instead of NULL.
1369 (execute_pre): Eventually dump details about ANTIC_IN.
1371 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1373 * collect2.c (main, add_to_list): Fix for -Wc++-compat.
1374 * gcc.c (translate_options, init_spec, store_arg, read_specs,
1375 add_to_obstack, file_at_path, find_a_file, execute,
1376 add_preprocessor_option, add_assembler_option, add_linker_option,
1377 process_command, insert_wrapper, do_option_spec, do_self_spec,
1378 spec_path, do_spec_1, is_directory, main, used_arg,
1379 getenv_spec_function): Likewise.
1380 * tlink.c (symbol_hash_lookup, file_hash_lookup,
1381 demangled_hash_lookup, symbol_push, file_push, frob_extension):
1384 2008-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1386 * doc/rtl.texi: Updated subreg section.
1388 2008-06-19 Jakub Jelinek <jakub@redhat.com>
1391 * cgraphunit.c (cgraph_process_new_functions): Don't clear
1392 node->needed and node->reachable.
1393 * cgraphbuild.c (record_reference): Handle OMP_PARALLEL and OMP_TASK.
1394 * omp-low.c (delete_omp_context): Call finalize_task_copyfn.
1395 (expand_task_call): Don't call expand_task_copyfn.
1396 (expand_task_copyfn): Renamed to...
1397 (finalize_task_copyfn): ... this.
1399 2008-06-19 Jan Hubicka <jh@suse.cz>
1401 * builtins.c (expand_builtin_nonlocal_goto): Stabilize r_sp before
1402 clobbering framepointer.
1404 2008-06-19 Jan Hubicka <jh@suse.cz>
1406 * tree-optimize.c (execute_early_local_optimizations): Set
1407 cgraph_state only at first invocation.
1409 2008-06-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1411 * system.h (-Wc++-compat): Activate as a warning, no an error.
1413 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1415 * config/i386/i386.md (*jcc_fused_1): Use ASM_COMMENT_START
1416 instead of "#" in insn asm template.
1417 (*jcc_fused_2): Ditto.
1419 2008-06-19 Uros Bizjak <ubizjak@gmail.com>
1421 * config/i386/i386.h (ix86_tune_indices)
1422 [X86_TUNE_FUSE_CMP_AND_BRANCH]: New.
1423 (TARGET_FUSE_CMP_AND_BRANCH): New define.
1424 * config/i386/i386.md (*jcc_fused_1): New insn pattern
1425 (*jcc_fused_2): Ditto.
1426 * config/i386/i386.c (ix86_tune_features): Add m_CORE2 to
1427 X86_TUNE_FUSE_CMP_AND_BRANCH targets.
1428 (print operand): Handle 'E' and 'e' code.
1430 2008-06-19 Anatoly Sokolov <aesok@post.ru>
1432 * config/avr/avr.c (avr_mcu_t): Add attiny13a.
1433 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
1434 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
1436 2008-06-19 Bernhard Fischer <aldot@gcc.gnu.org>
1438 * cgraphunit.c (cgraph_finalize_function): Remove redundant setting of
1440 (cgraph_expand_function): Use local copy of decl.
1441 (cgraph_expand_all_functions): Remove redundant initialization of
1443 (cgraph_optimize): Reword internal_error message.
1445 2008-06-19 Chung-Lin Tang <ctang@marvell.com>
1447 * arm-protos.h (arm_return_in_memory): Remove public
1448 arm_return_in_memory() prototype.
1449 * arm.c (arm_return_in_memory): Add static prototype, add target
1450 hook macro, change definition and comments.
1451 * arm.h (TARGET_RETURN_IN_MEMORY): Remove.
1453 2008-06-19 Ben Elliston <bje@au.ibm.com>
1455 * dfp.h, dfp.c, config/dfp-bit.h, config/dfp-bit.c, real.h,
1456 real.c: Remove references to IEEE 754R.
1457 * doc/install.texi (Configuration): IEEE 754R -> IEEE 754-2008.
1458 * doc/libgcc.texi (Decimal float library routines): Likewise.
1460 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1462 * targhooks.h (struct gcc_target): New member unwind_word_mode.
1463 (default_unwind_word_mode): Add prototype.
1464 * targhooks.c (default_unwind_word_mode): New function.
1465 (default_eh_return_filter_mode): Return targetm.unwind_word_mode ()
1466 instead of word_mode.
1467 * target-def.h (TARGET_UNWIND_WORD_MODE): New macro.
1468 (TARGET_INITIALIZER): Use it.
1470 * c-common.c (handle_mode_attribute): Support "unwind_word"
1472 * unwind-generic.h (_Unwind_Word, _Unwind_Sword): Use it.
1474 * except.c (init_eh): Use targetm.unwind_word_mode () instead of
1475 word_mode to access SjLj_Function_Context member "data".
1476 (sjlj_emit_dispatch_table): Likewise. Also, perform type
1477 conversion from targetm.eh_return_filter_mode () to
1478 targetm.unwind_word_mode () if they differ.
1480 * builtin-types.def (BT_UNWINDWORD): New primitive type.
1481 (BT_FN_UNWINDWORD_PTR): New function type.
1482 (BT_FN_WORD_PTR): Remove.
1483 * builtins.def (BUILT_IN_EXTEND_POINTER): Use BT_FN_UNWINDWORD_PTR.
1484 * except.c (expand_builtin_extend_pointer): Convert pointer to
1485 targetm.unwind_word_mode () instead of word_mode.
1487 * config/spu/spu-protos.h (spu_eh_return_filter_mode): Remove.
1488 * config/spu/spu.c (spu_eh_return_filter_mode): Remove.
1489 (spu_unwind_word_mode): New function.
1490 (TARGET_EH_RETURN_FILTER_MODE): Do not define.
1491 (TARGET_UNWIND_WORD_MODE): Define.
1492 * config/spu/t-spu-elf (TARGET_LIBGCC2_CFLAGS): Remove -D__word__=SI.
1494 2008-06-18 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
1496 * config/spu/spu.c (reg_align): Remove.
1497 (regno_aligned_for_load): Also accept ARG_POINTER_REGNUM.
1498 (spu_split_load): Use regno_aligned_for_load instead of reg_align.
1499 (spu_split_store): Likewise.
1501 2008-06-18 Bernhard Fischer <aldot@gcc.gnu.org>
1503 * gcc/tree-vn.c: Fix typo in comment.
1505 2008-06-18 Jan Hubicka <jh@suse.cz>
1507 * cgraphunit.c (cgraph_optimize): Output debug info when doing
1508 toplevel reorder too.
1510 2008-06-18 Jan Hubicka <jh@suse.cz>
1512 * c-opts.c (c_common_post_options): PCH is not compatible with
1514 * opts.c (handle_options): Enable unit-at-a-time at O0 along with
1515 -fno-toplevel-reorder by default now.
1517 2008-06-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1519 PR documentation/30739
1520 * doc/install.texi (Prerequisites): Document dependency on awk.
1522 2008-06-18 Uros Bizjak <ubizjak@gmail.com>
1523 Ian Lance Taylor <iant@google.com>
1525 PR rtl-optimization/35604
1526 * jump.c (redirect_exp_1): Skip the condition of an IF_THEN_ELSE. We
1527 only want to change jump destinations, not eventual label comparisons.
1529 2008-06-16 Jan Hubicka <jh@suse.cz>
1531 * cgraphunit.c (cgraph_expand_pending_functions): Give up at
1533 (cgraph_analyze_function): Likewise.
1535 2008-06-16 Jan Hubicka <jh@suse.cz>
1537 * cgraph.h (cgraph_mark_if_needed): New function.
1538 * cgraphunit.c (cgraph_mark_if_needed): New function.
1539 * c-decl.c (duplicate_decl): Use it.
1541 2008-06-16 Jan Hubicka <jh@suse.cz>
1543 * cgraph.c (cgraph_add_new_function): When in expansion state, do
1546 2008-06-16 Jan Hubicka <jh@suse.cz>
1548 * tree-outof-ssa.c (pass_out_of_ssa): Do not depend on PROP_alias.
1550 2008-06-16 Daniel Jacobowitz <dan@codesourcery.com>
1551 Kazu Hirata <kazu@codesourcery.com>
1552 Maxim Kuvyrkov <maxim@codesourcery.com
1554 * config.gcc (mips64el-st-linux-gnu): Use mips/st.h and mips/t-st.
1555 * config.host: Use driver-native.o and mips/x-native for mips*-linux*.
1556 * config/mips/linux.h (host_detect_local_cpu): Declare, add to
1557 EXTRA_SPEC_FUNCTIONS.
1558 (MARCH_MTUNE_NATIVE_SPECS, BASE_DRIVER_SELF_SPECS): New macros.
1559 (DRIVER_SELF_SPECS): Adjust.
1560 * config/mips/linux64.h (DRIVER_SELF_SPECS): Update.
1561 * config/mips/st.h, config/mips/t-st: New.
1562 * config/mips/driver-native.c, config/mips/x-native: New.
1563 * doc/invoke.texi (MIPS): Document 'native' value for -march and
1566 2008-06-18 Maxim Kuvyrkov <maxim@codesourcery.com>
1568 * config/mips/mips.h (ISA_HAS_CONDMOVE): Slice ISA_HAS_FP_CONDMOVE
1570 (ISA_HAS_FP_CONDMOVE): New macro.
1571 (ISA_HAS_FP_MADD4_MSUB4, ISA_HAS_FP_MADD3_MSUB3): New macros.
1572 (ISA_HAS_NMADD_NMSUB): Rename to ISA_HAS_NMADD4_NMSUB4.
1573 (ISA_HAS_NMADD3_NMSUB3): New macro.
1574 * config/mips/mips.c (mips_rtx_costs): Update.
1575 * config/mips/mips.md (MOVECC): Don't use FP conditional moves when
1576 compiling for ST Loongson 2E/2F.
1577 (madd<mode>): Rename to madd4<mode>. Update.
1578 (madd3<mode>): New pattern.
1579 (msub<mode>): Rename to msub4<mode>. Update.
1580 (msub3<mode>): New pattern.
1581 (nmadd<mode>): Rename to nmadd4<mode>. Update.
1582 (nmadd3<mode>): New pattern.
1583 (nmadd<mode>_fastmath): Rename to nmadd4<mode>_fastmath. Update.
1584 (nmadd3<mode>_fastmath): New pattern.
1585 (nmsub<mode>): Rename to nmsub4<mode>. Update.
1586 (nmsub3<mode>): New pattern.
1587 (nmsub<mode>_fastmath): Rename to nmsub4<mode>_fastmath. Update.
1588 (nmsub3<mode>_fastmath): New pattern.
1589 (mov<SCALARF:mode>_on_<MOVECC:mode>, mov<mode>cc): Update.
1591 2008-06-18 Steven Bosscher <steven@gcc.gnu.org>
1593 * df.h (struct df_ref): Replace 'insn' field with 'insn_info' field.
1594 (DF_REF_INSN_INFO): New.
1595 (DF_REF_INSN, DF_REF_INSN_UID): Rewrite macros using DF_REF_INSN_INFO.
1596 (DF_REF_IS_ARTIFICIAL): Artificial refs are now identified as refs
1597 with a NULL DF_REF_INSN_INFO.
1598 (DF_INSN_INFO_GET, DF_INSN_INFO_SET): Renamed from DF_INSN_GET and
1600 (DF_INSN_INFO_LUID, DF_INSN_INFO_DEFS, DF_INSN_INFO_USES,
1601 DF_INSN_INFO_EQ_USES): New.
1602 (DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES, DF_INSN_EQ_USES,
1603 DF_INSN_UID_LUID, DF_INSN_UID_DEFS, DF_INSN_UID_USES,
1604 DF_INSN_UID_EQ_USES): Rewrite using DF_INSN_INFO_* macros.
1605 * df-core.c: Update comment for above changes.
1606 (df_insn_debug_regno): Use DF_INSN_INFO_GET instead of INSN_UID and
1607 DF_INSN_UID_* macros.
1608 (df_ref_debug): Check for NULL DF_REF_INSN_INFO.
1609 * df-scan.c (df_ref_record): Take a df_insn_info instead of an
1610 insn rtx. Update all callers.
1611 (df_def_record_1, df_defs_record, df_uses_record, df_get_call_refs,
1612 df_ref_create_structure, df_insn_refs_collect): Likewise.
1613 (df_ref_equal_p): Compare DF_REF_INSN_INFO pointers for the refs.
1614 * df-problems.c (df_chain_dump): Test for non-NULL DF_REF_INSN_INFO.
1615 (df_live_bb_local_compute): Retrieve DF_INSN_INFO, use DF_INSN_INFO_*
1616 macros to access the insn refs.
1617 (df_chain_top_dump, df_chain_bottom_dump, df_byte_lr_alloc): Likewise.
1618 * fwprop.c (use_killed_between): Use DF_REF_INSN accessor macro.
1619 (all_uses_available): Retrieve DF_INSN_INFO for def_insn, and use it
1620 for accessing the refs.
1621 (try_fwprop_subst): Likewise.
1622 * ddg.c (add_cross_iteration_register_deps): Use DF_REF_INSN macro.
1623 * web.c (union_defs): Retrieve DF_INSN_INFO for def_insn, and use it
1624 for accessing the refs.
1625 * loop-invariant.c (invariant_for_use): Use DF_REF_BB macro.
1626 (check_dependencies): Use DF_INSN_INFO_GET, use DF_INSN_INFO_* macros
1627 to look at the insn refs.
1628 (record_uses): Likewise.
1629 * dce.c (deletable_insn_p): Don't tolerate artificial DEFs in this
1631 (mark_artificial_uses): Don't mark_insn for artificial refs.
1632 (mark_reg_rependencies): Likewise.
1634 * doc/rtl.texi: Remove documentation of ADDRESSOF.
1636 2008-06-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1638 * configure: Regenerate.
1640 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1642 * config/avr/avr.c (avr_mcu_t): Remove atmega32hvb.
1643 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1644 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1646 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1648 * config/avr/avr.c (avr_mcu_t): Add attiny167.
1649 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1650 * gcc/config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1652 2008-06-17 Eric B. Weddington <eric.weddington@atmel.com>
1654 * config/avr/avr.c (avr_mcu_t): Add atmega32u4.
1655 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1656 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1658 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1660 * tree-ssa-sccvn.c: Fix format of comments.
1662 2008-06-17 Bernhard Fischer <aldot@gcc.gnu.org>
1664 * cgraph.c: Remove unneeded forward declarations of eq_node()
1667 2008-06-17 Steven Bosscher <steven@gcc.gnu.org>
1669 * see.c (see_analyse_one_def): Do not look for REG_LIBCALL and
1671 (see_update_relevancy): Likewise.
1672 * fwprop.c (try_fwprop_subst): Likewise.
1673 * rtlanal.c (noop_move_p): Likewise.
1674 * builtins.c (expand_buitlin_mathfn): Don't try to add REG_EQUAL
1675 notes to non-existing libcall blocks.
1676 * cse.c (cse_insn): Change prototype. Don't update libcall notes.
1678 (cse_extended_basic_block): Don't track libcall and no-conflict notes.
1679 (dead_libcall_p): Remove.
1680 (delete_trivially_dead_insns): Don't use it.
1681 * web.c (union_defs): Remove comment about keeping nops.
1682 * gcse.c (hash_scan_insn): Don't take libcall pointers.
1683 (compute_hash_table_work): Don't track libcall notes.
1684 (do_local_cprop): Don't take libcall pointers. Don't update
1686 (adjust_libcall_notes): Deleted.
1687 (local_cprop_pass): Remove stack for nested libcalls (which shouldn't
1688 ever have existed in the first place).
1689 (replace_store_insn): Don't try to remove libcall notes.
1690 * lower-subreg.c (move_libcall_note, move_retval_note): Deleted.
1691 (resolve_reg_notes): Don't call them.
1692 (resolve_simple_move): Likewise.
1693 (decompose_multiword_subregs): Remove block handling REG_RETVAL notes.
1694 Don't remove REG_RETVAL notes.
1695 * emit-rtl.c (try_split): Don't update libcall notes.
1696 (emit_copy_of_insn_after): Dito.
1697 * cselib.c (cselib_current_insn_in_libcall): Remove.
1698 (cselib_process_insn): Don't set/clear it.
1699 (new_elt_loc_list): Don't record it.
1700 (cselib_init): Don't initialize it.
1701 * cselib.c (struct elt_loc_list): Remove in_libcall field.
1702 * loop-invariant.c (find_invariant_insn): Don't look for libcall
1704 * sched-deps.c (sched_analyze_insn): Don't group libcall blocks.
1705 (sched_analyze): Don't set up deps->libcall_block_tail_insn.
1706 (init_deps): Don't initialize it.
1707 * sched-int.h (struct deps): Rremove libcall_block_tail_insn field.
1708 * combine.c (delete_noop_moves): Don't update libcall notes.
1709 (can_combine_p): Remove now pointless #if 0 block.
1710 (try_combine): Remove another obsolete #if 0 block.
1711 (distribute_notes): Don't distribute libcall notes.
1712 * reg-notes.def (REG_LIBCALL, REG_RETVAL): Remove.
1713 * dce.c (libcall_dead_p): Remove.
1714 (delete_unmarked_insns): Don't handle libcall blocks.
1715 (preserve_libcall_for_dce): Remove.
1716 (prescan_insns_for_dce): Don't special-case libcall block insns.
1717 * reload1 (reload): Don't handle libcall notes.
1718 * doc/rtl.texi (REG_LIBCALL, REG_RETVAL, REG_LIBCALL_ID): Remove
1721 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1723 * config/avr/avr.c (avr_mcu_t): Add atmega32c1.
1724 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1725 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1727 2008-06-16 Eric B. Weddington <eric.weddington@atmel.com>
1729 * config/avr/avr.c (avr_mcu_t): Add atmega32m1.
1730 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): Likewise.
1731 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1733 2008-06-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1735 * Makefile.in (FLAGS_TO_PASS): Add $(datarootdir).
1737 2008-06-16 Ira Rosen <irar@il.ibm.com>
1739 PR tree-optimization/36493
1740 * tree-vect-transform.c (vect_create_data_ref_ptr): Remove TYPE from
1741 the arguments list. Use VECTYPE to create vector pointer.
1742 (vectorizable_store): Fail if accesses through a pointer to vectype
1743 do not alias the original memory reference operands.
1744 Call vect_create_data_ref_ptr without the removed argument.
1745 (vectorizable_load): Likewise.
1746 (vect_setup_realignment): Call vect_create_data_ref_ptr without the
1749 2008-06-015 Andy Hutchinson <hutchinsonandy@aim.com>
1752 * config/avr/avr.h (LEGITIMIZE_RELOAD_ADDRESS): Add check for
1755 2008-06-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1757 * config/mips/loongson2ef.md: New file.
1758 * config/mips/mips.md (UNSPEC_LOONGSON_ALU1_TURN_ENABLED_INSN)
1759 (UNSPEC_LOONGSON_ALU2_TURN_ENABLED_INSN)
1760 (UNSPEC_LOONGSON_FALU1_TURN_ENABLED_INSN)
1761 (UNSPEC_LOONGSON_FALU2_TURN_ENABLED_INSN): New constants.
1762 (define_attr "cpu"): Rename loongson2e and loongson2f to loongson_2e
1764 (loongson2ef.md): New include.
1765 * config/mips/loongson.md (vec_pack_ssat_<mode>, vec_pack_usat_<mode>)
1766 (add<mode>3, paddd, ssadd<mode>3, usadd<mode>3)
1767 (loongson_and_not_<mode>, loongson_average_<mode>, loongson_eq_<mode>)
1768 (loongson_gt_<mode>, loongson_extract_halfword)
1769 (loongson_insert_halfword_0, loongson_insert_halfword_2)
1770 (loongson_insert_halfword_3, loongson_mult_add, smax<mode>3)
1771 (umax<mode>3, smin<mode>3, umin<mode>3, loongson_move_byte_mask)
1772 (umul<mode>3_highpart, smul<mode>3_highpart, loongson_smul_lowpart)
1773 (loongson_umul_word, loongson_pasubub, reduc_uplus_<mode>)
1774 (loongson_psadbh, loongson_pshufh, loongson_psll<mode>)
1775 (loongson_psra<mode>, loongson_psrl<mode>, sub<mode>3, psubd)
1776 (sssub<mode>3, ussub<mode>3, vec_interleave_high<mode>)
1777 (vec_interleave_low<mode>): Define type attribute.
1778 * config/mips/mips.c (mips_ls2): New static variable.
1779 (mips_issue_rate): Update to handle tuning for Loongson 2E/2F.
1780 (mips_ls2_init_dfa_post_cycle_insn, mips_init_dfa_post_cycle_insn)
1781 (sched_ls2_dfa_post_advance_cycle, mips_dfa_post_advance_cycle):
1782 Implement target scheduling hooks.
1783 (mips_multipass_dfa_lookahead): Update to handle tuning for
1785 (mips_sched_init): Initialize data for Loongson scheduling.
1786 (mips_ls2_variable_issue): New static function.
1787 (mips_variable_issue): Update to handle tuning for Loongson 2E/2F.
1789 (TARGET_SCHED_INIT_DFA_POST_CYCLE_INSN)
1790 (TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Override target hooks.
1791 * config/mips/mips.h (TUNE_LOONGSON_2EF): New macros.
1792 (ISA_HAS_XFER_DELAY, ISA_HAS_FCMP_DELAY, ISA_HAS_HILO_INTERLOCKS):
1793 Handle ST Loongson 2E/2F cores.
1794 (CPU_UNITS_QUERY): Define macro to enable querying of DFA units.
1796 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1798 * omp-low.c (extract_omp_for_data): Fix comment typo.
1801 2008-06-15 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1803 * doc/sourcebuild.texi (Config Fragments): Remove obsolete
1804 FIXME note about gcc/config.guess.
1805 * doc/options.texi (Option file format): Remove non-ASCII bytes.
1806 * doc/cpp.texi: Expand TABs, drop indentation outside examples.
1807 * doc/cppopts.texi: Likewise.
1808 * doc/extend.texi: Likewise.
1809 * doc/gcc.texi: Likewise.
1810 * doc/gccint.texi: Likewise.
1811 * doc/gcov.texi: Likewise.
1812 * doc/gty.texi: Likewise.
1813 * doc/hostconfig.texi: Likewise.
1814 * doc/install.texi: Likewise.
1815 * doc/invoke.texi: Likewise.
1816 * doc/loop.texi: Likewise.
1817 * doc/makefile.texi: Likewise.
1818 * doc/md.texi: Likewise.
1819 * doc/passes.texi: Likewise.
1820 * doc/tm.texi: Likewise.
1821 * doc/tree-ssa.texi: Likewise.
1822 * doc/trouble.texi: Likewise.
1824 2008-06-15 Mark Shinwell <shinwell@codesourcery.com>
1825 Nathan Sidwell <nathan@codesourcery.com>
1826 Maxim Kuvyrkov <maxim@codesourcery.com>
1827 Richard Sandiford <rdsandiford@googlemail.com>
1829 * config/mips/mips-modes.def: Add V8QI, V4HI and V2SI modes.
1830 * config/mips/mips-protos.h (mips_expand_vector_init): New.
1831 * config/mips/mips-ftypes.def: Add function types for Loongson-2E/2F
1833 * config/mips/mips.c (mips_split_doubleword_move): Handle new modes.
1834 (mips_hard_regno_mode_ok_p): Allow 64-bit vector modes for Loongson.
1835 (mips_vector_mode_supported_p): Add V2SImode, V4HImode and
1837 (LOONGSON_BUILTIN, LOONGSON_BUILTIN_ALIAS): New.
1838 (CODE_FOR_loongson_packsswh, CODE_FOR_loongson_packsshb,
1839 (CODE_FOR_loongson_packushb, CODE_FOR_loongson_paddw,
1840 (CODE_FOR_loongson_paddh, CODE_FOR_loongson_paddb,
1841 (CODE_FOR_loongson_paddsh, CODE_FOR_loongson_paddsb)
1842 (CODE_FOR_loongson_paddush, CODE_FOR_loongson_paddusb)
1843 (CODE_FOR_loongson_pmaxsh, CODE_FOR_loongson_pmaxub)
1844 (CODE_FOR_loongson_pminsh, CODE_FOR_loongson_pminub)
1845 (CODE_FOR_loongson_pmulhuh, CODE_FOR_loongson_pmulhh)
1846 (CODE_FOR_loongson_biadd, CODE_FOR_loongson_psubw)
1847 (CODE_FOR_loongson_psubh, CODE_FOR_loongson_psubb)
1848 (CODE_FOR_loongson_psubsh, CODE_FOR_loongson_psubsb)
1849 (CODE_FOR_loongson_psubush, CODE_FOR_loongson_psubusb)
1850 (CODE_FOR_loongson_punpckhbh, CODE_FOR_loongson_punpckhhw)
1851 (CODE_FOR_loongson_punpckhwd, CODE_FOR_loongson_punpcklbh)
1852 (CODE_FOR_loongson_punpcklhw, CODE_FOR_loongson_punpcklwd): New.
1853 (mips_builtins): Add Loongson builtins.
1854 (mips_loongson_2ef_bdesc): New.
1855 (mips_bdesc_arrays): Add mips_loongson_2ef_bdesc.
1856 (mips_builtin_vector_type): Handle unsigned versions of vector modes.
1857 (MIPS_ATYPE_UQI, MIPS_ATYPE_UDI, MIPS_ATYPE_V2SI, MIPS_ATYPE_UV2SI)
1858 (MIPS_ATYPE_V4HI, MIPS_ATYPE_UV4HI, MIPS_ATYPE_V8QI, MIPS_ATYPE_UV8QI):
1860 (mips_expand_vector_init): New.
1861 * config/mips/mips.h (HAVE_LOONGSON_VECTOR_MODES): New.
1862 (TARGET_CPU_CPP_BUILTINS): Define __mips_loongson_vector_rev
1864 * config/mips/mips.md: Add unspec numbers for Loongson
1865 builtins. Include loongson.md.
1866 (MOVE64): Include Loongson vector modes.
1867 (SPLITF): Include Loongson vector modes.
1868 (HALFMODE): Handle Loongson vector modes.
1869 * config/mips/loongson.md: New.
1870 * config/mips/loongson.h: New.
1871 * config.gcc: Add loongson.h header for mips*-*-* targets.
1872 * doc/extend.texi (MIPS Loongson Built-in Functions): New.
1874 2008-06-14 Joseph Myers <joseph@codesourcery.com>
1876 * config.gcc (arc-*-elf*, avr-*-*, fr30-*-elf, frv-*-elf,
1877 h8300-*-elf*, h8300-*-*, i[34567]86-*-elf*, x86_64-*-elf*,
1878 i[34567]86-*-aout*, i[34567]86-*-coff*, ia64*-*-elf*,
1879 iq2000*-*-elf*, m32r-*-elf*, m32rle-*-elf*, m32r-*-linux*,
1880 m32rle-*-linux*, m68hc11-*-*|m6811-*-*, m68hc12-*-*|m6812-*-*,
1881 m68k-*-coff*, mcore-*-elf, mcore-*-pe*, mipsisa64sr71k-*-elf*,
1882 mipsisa64sb1-*-elf* | mipsisa64sb1el-*-elf*, mips-*-elf* |
1883 mipsel-*-elf*, mips64-*-elf* | mips64el-*-elf*, mips64vr-*-elf* |
1884 mips64vrel-*-elf*, mips64orion-*-elf* | mips64orionel-*-elf*,
1885 mipstx39-*-elf* | mipstx39el-*-elf*, mn10300-*-*, pdp11-*-,
1886 powerpc-*-elf*, powerpcle-*-elf*, sh-*-elf* | sh[12346l]*-*-elf* |
1887 sh-*-symbianelf* | sh[12346l]*-*-symbianelf* | sh-*-linux* |
1888 sh[2346lbe]*-*-linux* | sh-*-netbsdelf* | shl*-*-netbsdelf* |
1889 sh5-*-netbsd* | sh5l*-*-netbsd* | sh64-*-netbsd* |
1890 sh64l*-*-netbsd*, sh-*-*, sparc-*-elf*, sparc64-*-elf*,
1891 v850e1-*-*, v850e-*-*, v850-*-*, xstormy16-*-elf, m32c-*-elf*):
1892 Remove use_fixproto=yes.
1893 (ia64*-*-hpux*): Remove comment about using fixproto.
1894 (m68k-*-uclinuxoldabi*, m68k-*-uclinux*): Remove use_fixproto=no.
1896 2008-06-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
1898 * configure.ac: Update gthr-default.h lazily, to avoid unneeded
1900 * configure: Regenerate.
1902 2008-06-13 Eric Botcazou <ebotcazou@adacore.com>
1905 * builtins.c (get_memory_rtx): Test for the presence of DECL_SIZE_UNIT
1906 before evaluating it.
1908 2008-06-13 Jakub Jelinek <jakub@redhat.com>
1911 * c-decl.c (merge_decls): Don't clear DECL_EXTERNAL for
1912 nested inline functions.
1913 (start_decl, start_function): Don't invert DECL_EXTERNAL
1914 for nested inline functions.
1916 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1918 * config/mips/mips.md: Remove TARGET_DEBUG_D_MODE conditions from
1919 splits that must be made for correctness.
1921 2008-06-13 Richard Sandiford <rdsandiford@googlemail.com>
1923 * config/mips/mips.c (BUILTIN_AVAIL_NON_MIPS16): New macro.
1924 (AVAIL_NON_MIPS16): Likewise.
1925 (mips_builtin_description): Replace target_flags with a predicate.
1926 (paired_single, sb1_paired_single, mips3d, dsp, dspr2, dsp_32)
1927 (dspr2_32): New availability predicates.
1928 (MIPS_BUILTIN): New macro.
1929 (DIRECT_BUILTIN, CMP_SCALAR_BUILTINS, CMP_PS_BUILTINS)
1930 (CMP_4S_BUILTINS, MOVTF_BUILTINS, CMP_BUILTINS)
1931 (DIRECT_NO_TARGET_BUILTIN, BPOSGE_BUILTIN): Use it.
1932 Replace the TARGET_FLAGS parameters with AVAIL parameters.
1933 (mips_ps_bdesc, mips_sb1_bdesc, mips_dsp_bdesc)
1934 (mips_dsp_32only_bdesc): Merge into...
1935 (mips_builtins): ...this new array.
1936 (mips_bdesc_map, mips_bdesc_arrays): Delete.
1937 (mips_init_builtins): Update after above changes.
1938 (mips_expand_builtin_1): Merge into...
1939 (mips_expand_builtin): ...here and update after above changes.
1941 2008-06-12 Paul Brook <paul@codesourcery.com>
1943 * longlong.h (__arm__): Define count_leading_zeros.
1944 * config/arm/lib1funcs.asm (xxh, xxl, yyh, yyl): Define.
1945 (clzsi2, clzdi2): New functions.
1946 * config/arm/bpabi-v6m.S (xxh, xxl, yyh, yyl): Remove.
1947 * config/arm/bpabi.S (xxh, xxl, yyh, yyl): Remove.
1948 * config/arm/t-strongarm-elf (LIB1ASMFUNCS): Ditto.
1949 * config/arm/t-vxworks (LIB1ASMFUNCS): Ditto.
1950 * config/arm/t-pe (LIB1ASMFUNCS): Ditto.
1951 * config/arm/t-arm-elf (LIB1ASMFUNCS): Ditto.
1952 * config/arm/t-arm-coff (LIB1ASMFUNCS): Ditto.
1953 * config/arm/t-linux (LIB1ASMFUNCS): Ditto.
1954 * config/arm/t-symbian (LIB1ASMFUNCS): Ditto.
1955 * config/arm/t-wince-pe (LIB1ASMFUNCS): Ditto.
1957 2008-06-12 Kazu Hirata <kazu@codesourcery.com>
1959 * config/m68k/m68k.c (m68k_tune_flags): New.
1960 (override_options): Compute m68k_tune_flags.
1961 (MULL_COST, MULW_COST): Update for various variants of CFV2.
1962 * config/m68k/m68k.h (TUNE_MAC, TUNE_EMAC): New.
1964 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1967 * omp-low.c (expand_omp_sections): Initialize l2 to avoid bogus warning.
1969 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1971 * tree-inline.c (copy_body_r): Copy TREE_SIDE_EFFECTS along with
1972 TREE_THIS_VOLATILE on INDIRECT_REF nodes.
1974 2008-06-12 Eric Botcazou <ebotcazou@adacore.com>
1976 * expr.c (store_field): Do a block copy from BLKmode to BLKmode-like.
1977 (get_inner_reference): Use BLKmode for byte-aligned BLKmode bitfields.
1979 2008-06-12 Jakub Jelinek <jakub@redhat.com>
1982 * omp-low.c (expand_omp_sections): Handle #pragma omp sections with
1985 2008-06-12 Richard Guenther <rguenther@suse.de>
1987 PR tree-optimization/36345
1988 * tree-flow.h (struct ptr_info_def): Align escape_mask,
1989 add memory_tag_needed flag.
1990 (may_alias_p): Declare.
1991 * tree-ssa-alias.c (may_alias_p): Export.
1992 (set_initial_properties): Use memory_tag_needed flag.
1993 (update_reference_counts): Likewise.
1994 (reset_alias_info): Reset memory_tag_needed flag.
1995 (create_name_tags): Check memory_tag_needed flag.
1996 (dump_points_to_info_for): Dump it.
1997 * tree-ssa-structalias.c (struct variable_info): Remove
1998 directly_dereferenced flag.
1999 (new_var_info): Do not initialize it.
2000 (process_constraint_1): Do not set it.
2001 (update_alias_info): Set is_dereferenced flag.
2002 (set_uids_in_ptset): Use may_alias_p.
2003 (set_used_smts): Check memory_tag_needed flag.
2004 (find_what_p_points_to): Likewise. Pass is_dereferenced flag.
2005 * tree-ssa-alias.c (verify_flow_sensitive_alias_info): Check
2006 memory_tag_needed flag.
2007 * tree-ssa-alias-warnings.c (dsa_named_for): Try to recover
2010 2008-06-12 Kai Tietz <kai.tietz@onevision.com>
2012 * config/i386/i386.c (ix86_compute_frame_layout): Disable
2013 red zone for w64 abi.
2014 (ix86_expand_prologue): Likewise.
2015 (ix86_force_to_memory): Likewise.
2016 (ix86_free_from_memory): Likewise.
2018 2008-06-11 Edmar Wienskoski <edmar@freescale.com>
2021 * config/rs6000/rs6000.c (rs6000_override_options): Set
2022 rs6000_isel conditionally to the absence of comand line override.
2023 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
2024 Remove duplicate rs6000_isel setting.
2025 * config/rs6000/eabispe.h: Ditto.
2027 2008-06-11 Richard Guenther <rguenther@suse.de>
2029 * alias.c (get_alias_set): Use the element alias-set for arrays.
2030 (record_component_aliases): For arrays and vectors do nothing.
2031 * c-common.c (strict_aliasing_warning): Handle the cases
2032 of alias set zero explicitly.
2033 * Makefile.in (dfp.o-warn): Add -Wno-error.
2035 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2037 * config.gcc (all_defaults): Add arch_32 arch_64 cpu_32 cpu_64
2039 (i[34567]86-*-* | x86_64-*-*): Add arch_32 arch_64 cpu_32 cpu_64
2040 tune_32 tune_64 to supported_defaults. Allow values not
2041 supporting 64-bit mode for arch_32, cpu_32 and tune_32 for
2042 x86_64. Do not override cpu_32 or cpu_64 values from target name.
2043 (i[34567]86-*-linux*, i[34567]86-*-solaris2.1[0-9]*): Only default
2044 with_cpu_64 to generic for 64-bit-supporting configurations, not
2045 with_cpu. Remove FIXMEs.
2046 * doc/install.texi (--with-cpu-32, --with-cpu-64, --with-arch-32,
2047 --with-arch-64, --with-tune-32, --with-tune-64): Document.
2048 * config/i386/i386.h (OPT_ARCH32, OPT_ARCH64): Define.
2049 (OPTION_DEFAULT_SPECS): Add tune_32, tune_64, cpu_32, cpu_64,
2050 arch_32 and arch_64.
2052 2008-06-11 Eric Botcazou <ebotcazou@adacore.com>
2053 Olivier Hainque <hainque@adacore.com>
2055 * builtins.c (get_memory_rtx): Accept byte-addressable bitfields.
2056 Use DECL_SIZE_UNIT to retrieve the size of the field.
2058 2008-06-11 Joseph Myers <joseph@codesourcery.com>
2060 * config/arm/arm.c (arm_init_neon_builtins): Move initialization
2061 with function calls after declarations. Lay out
2062 neon_float_type_node before further use.
2064 2008-06-11 Richard Guenther <rguenther@suse.de>
2066 * tree-flow.h (may_point_to_global_var): Declare.
2067 * tree-ssa-alias.c (may_point_to_global_var): New function.
2068 * tree-ssa-sink.c (is_hidden_global_store): Use it.
2070 2008-06-10 Kazu Hirata <kazu@codesourcery.com>
2072 * configure.ac: Teach that fido supports .debug_line.
2073 * configure: Regenerate.
2075 2008-06-10 Tom Tromey <tromey@redhat.com>
2077 * c-lex.c (fe_file_change): Pass SOURCE_LINE to start_source_file
2080 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2082 * dfp.c (WORDS_BIGENDIAN): Define to 0 if not defined.
2083 (encode_decimal64, decode_decimal64, encode_decimal128,
2084 decode_decimal128): Reverse order of 32-bit parts of value if host
2085 and target endianness differ.
2087 2008-06-10 Vinodha Ramasamy <vinodha@google.com>
2089 * value_prob.c (tree_divmod_fixed_value_transform): Use gcov_type.
2090 Avoid division by 0.
2091 (tree_mod_pow2_value_transform): Likewise.
2092 (tree_ic_transform): Likewise.
2093 (tree_stringops_transform): Likewise.
2094 (tree_mod_subtract_transform): Likewise.
2095 * tree-inline-c (copy_bb): Corrected int type to gcov_type.
2096 (copy_edges_for_bb): Likewise.
2097 (initialize_cfun): Likewise.
2099 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2101 * config/i386/i386.md (*btdi_rex64): Change operand 1 predicate to
2102 nonmemory_operand. Add "N" operand constraint.
2104 (*jcc_btdi_mask_rex64): New instruction and split pattern.
2105 (*jcc_btsi_mask): Ditto.
2106 (*jcc_btsi_mask_1): Ditto.
2108 2008-06-10 Joseph Myers <joseph@codesourcery.com>
2110 * config/rs6000/rs6000.c (build_opaque_vector_type): Set
2111 TYPE_CANONICAL for copied element type.
2113 2008-06-10 Uros Bizjak <ubizjak@gmail.com>
2116 * config/i386/i386.c (ix86_tune_features) [TUNE_USE_BT]:
2117 Add m_CORE2 and m_GENERIC.
2118 * config/i386/predicates.md (bt_comparison_operator): New predicate.
2119 * config/i386/i386.md (*btdi_rex64): New instruction pattern.
2121 (*jcc_btdi_rex64): New instruction and split pattern.
2123 (*jcc_btsi_1): Ditto.
2124 (*btsq): Fix Intel asm dialect operand order.
2128 2008-06-09 Andy Hutchinson <hutchinsonandy@aim.com>
2131 * simplify-rtx.c (simplify_subreg): Add check for shift count
2134 2008-06-09 Richard Sandiford <rdsandiford@googlemail.com>
2136 * doc/md.texi: Synchronize with later constraints.md change.
2137 * longlong.h (umul_ppmm): Replace the MIPS asm implementation
2138 with a C implementation.
2139 * config/mips/mips.c (mips_legitimize_move): Remove MFHI and
2141 (mips_subword): Assume TImode for CONST_INTs if TARGET_64BIT.
2142 (mips_split_doubleword_move): Use special MTHI and MFHI instructions
2143 when moving to and from MD_REGNUM.
2144 (mips_output_move): Don't handle moves from GPRs to HI_REGNUM.
2145 Handle moves from LO_REGNUM to GPRs using MFLO, MACC or DMACC.
2146 Handle byte and halfword moves.
2147 (mips_hard_regno_mode_ok_p): Handle MD_REGS and DSP_ACC_REGS
2149 * config/mips/constraints.md (h): Turn into NO_REGS.
2150 (l, x): Update documentation.
2151 * config/mips/mips.md (UNSPEC_MFHILO): Delete.
2152 (UNSPEC_MFHI, UNSPEC_MTHI, UNSPEC_SET_HILO): New.
2153 (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): Renumber.
2154 (HILO): New mode iterator.
2156 (any_div): New code iterator.
2157 (u): Extend code attribute to div and udiv.
2158 (*add<mode>3_mips16, *movdi_64bit_mips16, *movsi_mips16): Use
2159 d_operand in the splitters. Remove redundant CONST_INT checks.
2160 (mulsi3_mult3, mul<mode>3_internal, mul<mode>3_r4000, *mul_acc_si)
2161 (*macc, *msac, *msac_using_macc, *macc2, *msac2, *mul_sub_si)
2162 (*muls): Remove "=h" clobbers. Adjust peephole2s and define_splits
2163 accordingly, using normal moves instead of unspecs to move LO into
2164 a GPR. Use d_operand and lo_operand instead of *_REG_P checks.
2165 (<u>mulsidi3): Handle expansion in C code.
2166 (<u>mulsidi3_32bit_internal): Rename to...
2167 (<u>mulsidi3_32bit): ...this.
2168 (<u>mulsidi3_32bit_r4000): Fix insn separator.
2169 (*<u>mulsidi3_64bit): Rename to...
2170 (<u>mulsidi3_64bit): ...this. Combine DImode "=h" and "=l" clobbers
2171 into a TImode "=x" clobber. In the split, use an UNSPEC_SET_HILO
2172 to set LO and HI to the multiplication result. Use a normal move
2173 for MFLO and an unspec for MFHI.
2174 (*<u>mulsidi3_64bit_parts): Replace with...
2175 (<u>mulsidi3_64bit_hilo): ...this new instruction.
2176 (<su>mulsi3_highpart): Extend to TARGET_FIX_R4000.
2177 (<su>mulsi3_highpart_internal): Turn into a define_insn_and_split
2178 and extend it to TARGET_FIX_R4000. Store the destination in a GPR
2179 instead of HI. Split the instruction into a separate multiplication
2180 and MFHI if !TARGET_FIX_R4000.
2181 (<su>muldi3_highpart): Likewise.
2182 (<su>mulsi3_highpart_mulhi_internal): Remove the first alternative
2183 and the "=h" clobber.
2184 (*<su>mulsi3_highpart_neg_mulhi_internal): Likewise.
2185 (<u>mulditi3): New expander.
2186 (<u>mulditi3_internal, <u>mulditi3_r4000): New patterns.
2187 (madsi): Remove "=h" clobber.
2188 (divmod<mode>4, udivmod<mode>4): Turn into define_insn_and_splits.
2189 Force the modulus result to be a GPR and split the instruction into
2190 a division followed by an MFHI after reload.
2191 (<u>divmod<GPR:mode>4_hilo_<HILO:mode>): New instruction.
2192 (*lea_high64): Use d_operand in the define_peephole2. Likewise
2193 the MIPS16 HIGH define_split.
2194 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16): Change type
2195 of acc<->gpr moves to "multi".
2196 (*movdi_64bit): Replace the single "x" alternative with
2197 alternatives for moving into and out of "a".
2198 (*movhi_internal, *movqi_internal): Likewise. Use mips_output_move.
2199 (*movsi_internal): Extend the "d<-A" alternative to "d<-a".
2200 (*movdi_64bit_mips16, *movsi_mips16): Add d<-a alternatives.
2201 Use d_operand in the splitters. Remove redundant CONST_INT checks.
2202 (*movhi_mips16, *movqi_mips16): Likewise. Use mips_output_move.
2203 (movti): New expander.
2204 (*movti, *movti_mips16): New insns.
2205 (mfhilo_<mode>, *mfhilo_<mode>, *mfhilo_<mode>_macc): Delete.
2206 (mfhi<GPR:mode>_<HILO:mode>): New pattern.
2207 (mthi<GPR:mode>_<HILO:mode>): Likewise.
2208 * config/mips/predicates.md (fpr_operand): Delete.
2209 (d_operand): New predicate.
2211 2008-06-09 Michael Meissner <michael.meissner@amd.com>
2213 * config.gcc (i[34567]86-*-*): Put test in quotes to prevent
2214 failure on some Bourne shells.
2215 (x86_64-*-*): Ditto.
2217 2008-06-09 Kai Tietz <kai.tietz@onevision.com>
2219 * config/i386/cygming.h (TARGET_SUBTARGET64_DEFAULT): New.
2221 2008-06-09 Eric Botcazou <ebotcazou@libertysurf.fr>
2223 * doc/install.texi (*-*-solaris2*): Remove obsolete contents.
2224 (sparc-sun-solaris2*): Likewise.
2226 2008-06-09 Arnaud Charlet <charlet@adacore.com
2228 * doc/install.texi: Update requirements to build the Ada compiler.
2230 2008-06-08 Steven Bosscher <stevenb.gcc@gmail.com>
2232 * df-scan.c (struct df_scan_problem_data): Remove the
2233 mw_link_pool alloc pool.
2234 (df_scan_free_internal): Don't free it.
2235 (df_scan_alloc): Don't allocate it.
2236 * df.h (struct df_link): Update comment.
2238 2008-06-08 Nathan Sidwell <nathan@codesourcery.com>
2240 * except.h: Correct checks for when SJLJ exceptions must be used.
2242 2008-06-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2244 * doc/invoke.texi (Wenum-compare): Mention that it is enabled by
2247 2008-06-08 Joseph Myers <joseph@codesourcery.com>
2249 PR tree-optimization/36218
2250 * configure.ac: Use LDFLAGS="${LDFLAGS_FOR_BUILD}" when running
2251 configure for the build system.
2252 (BUILD_LDFLAGS): Define.
2253 * configure: Regenerate.
2254 * Makefile.in (BUILD_LDFLAGS): Define to @BUILD_LDFLAGS@.
2256 2008-07-08 Anatoly Sokolov <aesok@post.ru>
2259 * config/avr/avr.h (HARD_REGNO_RENAME_OK): Define.
2260 * config/avr/avr.c (avr_hard_regno_rename_ok): New function.
2261 * config/avr/avr-protos.h (avr_hard_regno_rename_ok): New prototype.
2263 2008-06-07 Danny Smith <dannysmith@users.sourceforge.net>
2265 * config/i386/cygming.h (MAYBE_UWIN_CPP_BUILTINS): Remove.
2267 2008-06-07 Joseph Myers <joseph@codesourcery.com>
2269 * config.gcc (Obsolete configurations): Remove list of
2271 (Unsupported targets list): Add *-*-linux*aout*, *-*-linux*libc1*,
2272 *-*-solaris2.[0-6], *-*-solaris2.[0-6].*, *-*-sysv*. Remove other
2273 targets matched by those patterns.
2274 (strongarm*-*-*, ep9312*-*-*, xscale-*-*, parisc*-*-*,
2275 m680[012]0-*-*, *-*-linux*libc1*, *-*-linux*aout*,
2276 alpha*-*-unicosmk*, strongarm*-*-freebsd*, ep9312-*-elf,
2277 arm*-*-kaos*, cris-*-aout, parisc*64*-*-linux*, parisc*-*-linux*,
2278 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
2279 i[34567]86-sequent-ptx4*, i[34567]86-sequent-sysv4*,
2280 i[34567]86-*-beoself*, i[34567]86-*-beos*, i[34567]86-*-sco3.2v5*,
2281 i[34567]86-*-sysv5*, i[34567]86-*-sysv4*, i[34567]86-*-uwin*,
2282 i[34567]86-*-kaos*, m68020-*-elf*, m68010-*-netbsdelf*,
2283 mips-wrs-windiss, mt-*-elf, powerpc-*-beos*, powerpc-*-chorusos*,
2284 powerpc-wrs-windiss*, powerpcle-*-sysv*, powerpc-*-kaos*,
2285 powerpcle-*-kaos*, sh*-*-kaos*, sparc-*-sysv4*, strongarm-*-elf*,
2286 strongarm-*-pe, strongarm-*-kaos*, vax-*-bsd*, vax-*-sysv*,
2287 vax-*-ultrix*, xscale-*-elf, xscale-*-coff,
2288 i[34567]86-*-linux*aout*, i[34567]86-*-linux*libc1): Remove.
2289 Make code for Solaris 7 and greater unconditional for Solaris.
2290 (ep9312-*-*, parisc1*, m680[012]0-*-*, parisc*-*-*, mt-*-*):
2291 Remove --with-* handling.
2292 * config/rs6000/sysv4.h (-mwindiss): Remove from all specs.
2293 (LIB_WINDISS_SPEC, CPP_OS_WINDISS_SPEC, STARTFILE_WINDISS_SPEC,
2294 ENDFILE_WINDISS_SPEC, LINK_START_WINDISS_SPEC,
2295 LINK_OS_WINDISS_SPEC): Remove.
2296 * config/rs6000/sysv4.opt (mwindiss): Remove.
2297 * configure.ac (strongarm*-*-*, xscale*-*-*): Remove.
2298 * configure: Regenerate.
2299 * doc/cpp.texi: Don't mention BeOS.
2300 * doc/extend.texi (interrupt): Don't mention MS1.
2301 * doc/install.texi: (i386-@var{any}-sysv, m68k-bull-sysv,
2302 m68k-hp-hpux, m68000-hp-hpux, m68000-att-sysv,
2303 alphaev5-cray-unicosmk*, xscale-*-*, i?86-*-linux*aout,
2304 i?86-*-sco3.2v5*, i?86-*-udk, m68k-hp-hpux, powerpc-*-sysv4,
2305 powerpc-*-sysv4, powerpcle-*-sysv4, *-*-sysv*, vax-dec-ultrix):
2307 * doc/invoke.texi (MT Options): Remove.
2308 (-mwindiss): Remove.
2309 (CRIS Options): Remove cris-axis-aout references.
2310 (HPPA Options): Don't mention hppa1.1-*-pro.
2311 * doc/md.texi: (MorphoTech family): Remove.
2312 * libgcc2.c: Don't handle UWIN.
2313 * config/alpha/t-unicosmk: Remove.
2314 * config/alpha/unicosmk.h: Remove.
2315 * config/arm/kaos-arm.h: Remove.
2316 * config/arm/kaos-strongarm.h: Remove.
2317 * config/arm/strongarm-coff.h: Remove.
2318 * config/arm/strongarm-elf.h: Remove.
2319 * config/arm/strongarm-pe.h: Remove.
2320 * config/arm/t-strongarm-pe: Remove.
2321 * config/arm/t-xscale-coff: Remove.
2322 * config/arm/t-xscale-elf: Remove.
2323 * config/arm/xscale-coff.h: Remove.
2324 * config/arm/xscale-elf.h: Remove.
2325 * config/chorus.h: Remove.
2326 * config/cris/aout.h: Remove.
2327 * config/cris/aout.opt: Remove.
2328 * config/cris/t-aout: Remove.
2329 * config/i386/beos-elf.h: Remove.
2330 * config/i386/kaos-i386.h: Remove.
2331 * config/i386/ptx4-i.h: Remove.
2332 * config/i386/sco5.h: Remove.
2333 * config/i386/sco5.opt: Remove.
2334 * config/i386/sysv4-cpp.h: Remove.
2335 * config/i386/sysv5.h: Remove.
2336 * config/i386/t-beos: Remove.
2337 * config/i386/t-sco5: Remove.
2338 * config/i386/t-uwin: Remove.
2339 * config/i386/uwin.asm: Remove.
2340 * config/i386/uwin.h: Remove.
2341 * config/kaos.h: Remove.
2342 * config/mips/windiss.h: Remove.
2343 * config/mt: Remove directory.
2344 * config/pa/pa-osf.h: Remove.
2345 * config/pa/pa-pro-end.h: Remove.
2346 * config/pa/t-pro: Remove.
2347 * config/ptx4.h: Remove.
2348 * config/rs6000/beos.h: Remove.
2349 * config/rs6000/kaos-ppc.h: Remove.
2350 * config/rs6000/t-beos: Remove.
2351 * config/rs6000/windiss.h: Remove.
2352 * config/sh/kaos-sh.h: Remove.
2353 * config/sol2-6.h: Remove.
2354 * config/sparc/sol26-sld.h: Remove.
2355 * config/sparc/sysv4-only.h: Remove.
2356 * config/vax/bsd.h: Remove.
2357 * config/vax/t-memfuncs: Remove.
2358 * config/vax/ultrix.h: Remove.
2359 * config/vax/vaxv.h: Remove.
2360 * config/windiss.h: Remove.
2362 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2364 PR rtl-optimization/36438
2365 * cse.c (fold_rtx) [ASHIFT, LSHIFTRT, ASHIFTRT]: Break out early
2366 for vector shifts with constant scalar shift operands.
2368 2008-06-06 Sandip Matte <sandip@rmicorp.com>
2370 * doc/invoke.texi: Document -march=xlr.
2371 * config/mips/xlr.md: New file.
2372 * config/mips/mips.md: Include it.
2374 * config/mips/mips.h (PROCESSOR_XLR): New processor_type.
2375 * config/mips/mips.c (mips_cpu_info_table): Add an XLR entry.
2376 (mips_rtx_cost_data): Likewise.
2378 2008-06-06 Nathan Froyd <froydnj@codesourcery.com>
2380 * config/rs6000/rs6000.c (rs6000_mode_dependent_address): Remove
2381 PRE_INC and PRE_DEC cases.
2383 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2385 PR rtl-optimization/36419
2386 * except.c (expand_resx_expr): Call do_pending_stack_adjust () before
2387 the emitting jump insn.
2390 * gimplify.c (gimplify_expr) <case TRUTH_NOT_EXPR>: If *expr_p type
2391 is not bool, boolify the whole *expr_p and convert to the desired type.
2393 2008-06-06 Jakub Jelinek <jakub@redhat.com>
2395 * c-cppbuiltin.c (c_cpp_builtins): Change _OPENMP value to 200805.
2396 * langhooks.h (struct lang_hooks_for_decls): Add omp_finish_clause.
2397 Add omp_private_outer_ref hook, add another argument to
2398 omp_clause_default_ctor hook.
2399 * langhooks-def.h (LANG_HOOKS_OMP_FINISH_CLAUSE): Define.
2400 (LANG_HOOKS_OMP_PRIVATE_OUTER_REF): Define.
2401 (LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR): Change to
2402 hook_tree_tree_tree_tree_null.
2403 (LANG_HOOKS_DECLS): Add LANG_HOOKS_OMP_FINISH_CLAUSE and
2404 LANG_HOOKS_OMP_PRIVATE_OUTER_REF.
2405 * hooks.c (hook_tree_tree_tree_tree_null): New function.
2406 * hooks.h (hook_tree_tree_tree_tree_null): New prototype.
2407 * tree.def (OMP_TASK): New tree code.
2408 * tree.h (OMP_TASK_COPYFN, OMP_TASK_ARG_SIZE, OMP_TASK_ARG_ALIGN,
2409 OMP_CLAUSE_PRIVATE_OUTER_REF, OMP_CLAUSE_LASTPRIVATE_STMT,
2410 OMP_CLAUSE_COLLAPSE_ITERVAR, OMP_CLAUSE_COLLAPSE_COUNT,
2411 OMP_TASKREG_CHECK, OMP_TASKREG_BODY, OMP_TASKREG_CLAUSES,
2412 OMP_TASKREG_FN, OMP_TASKREG_DATA_ARG, OMP_TASK_BODY,
2413 OMP_TASK_CLAUSES, OMP_TASK_FN, OMP_TASK_DATA_ARG,
2414 OMP_CLAUSE_COLLAPSE_EXPR): Define.
2415 (enum omp_clause_default_kind): Add OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2416 (OMP_DIRECTIVE_P): Add OMP_TASK.
2417 (OMP_CLAUSE_COLLAPSE, OMP_CLAUSE_UNTIED): New clause codes.
2418 (OMP_CLAUSE_SCHEDULE_AUTO): New schedule kind.
2419 * tree.c (omp_clause_code_name): Add OMP_CLAUSE_COLLAPSE
2420 and OMP_CLAUSE_UNTIED entries.
2421 (omp_clause_num_ops): Likewise. Increase OMP_CLAUSE_LASTPRIVATE
2423 (walk_tree_1): Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2424 Walk OMP_CLAUSE_LASTPRIVATE_STMT.
2425 * tree-pretty-print.c (dump_omp_clause): Handle
2426 OMP_CLAUSE_SCHEDULE_AUTO, OMP_CLAUSE_UNTIED, OMP_CLAUSE_COLLAPSE,
2427 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE.
2428 (dump_generic_node): Handle OMP_TASK and collapsed OMP_FOR loops.
2429 * c-omp.c (c_finish_omp_for): Allow pointer iterators. Remove
2430 warning about unsigned iterators. Change decl/init/cond/incr
2431 arguments to TREE_VECs, check arguments for all collapsed loops.
2432 (c_finish_omp_taskwait): New function.
2433 (c_split_parallel_clauses): Put OMP_CLAUSE_COLLAPSE clause to
2435 * c-parser.c (c_parser_omp_for_loop): Parse collapsed loops. Call
2436 default_function_array_conversion on init. Add par_clauses argument.
2437 If decl is present in parallel's lastprivate clause, change it to
2438 shared and add lastprivate clause for decl to OMP_FOR_CLAUSES.
2439 Add clauses argument, on success set OMP_FOR_CLAUSES to it. Look up
2440 collapse count in clauses.
2441 (c_parser_omp_for, c_parser_omp_parallel): Adjust
2442 c_parser_omp_for_loop callers.
2443 (OMP_FOR_CLAUSE_MASK): Add 1 << PRAGMA_OMP_CLAUSE_COLLAPSE.
2444 (c_parser_pragma): Handle PRAGMA_OMP_TASKWAIT.
2445 (c_parser_omp_clause_name): Handle collapse and untied clauses.
2446 (c_parser_omp_clause_collapse, c_parser_omp_clause_untied): New
2448 (c_parser_omp_clause_schedule): Handle schedule(auto).
2449 Include correct location in the error message.
2450 (c_parser_omp_all_clauses): Handle PRAGMA_OMP_CLAUSE_COLLAPSE
2451 and PRAGMA_OMP_CLAUSE_UNTIED.
2452 (OMP_TASK_CLAUSE_MASK): Define.
2453 (c_parser_omp_task, c_parser_omp_taskwait): New functions.
2454 (c_parser_omp_construct): Handle PRAGMA_OMP_TASK.
2455 * tree-nested.c (convert_nonlocal_omp_clauses,
2456 convert_local_omp_clauses): Handle OMP_CLAUSE_LASTPRIVATE_STMT,
2457 OMP_CLAUSE_REDUCTION_INIT, OMP_CLAUSE_REDUCTION_MERGE,
2458 OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2459 Don't handle TREE_STATIC or DECL_EXTERNAL VAR_DECLs in
2461 (conver_nonlocal_reference, convert_local_reference,
2462 convert_call_expr): Handle OMP_TASK the same as OMP_PARALLEL. Use
2463 OMP_TASKREG_* macros rather than OMP_PARALLEL_*.
2464 (walk_omp_for): Adjust for OMP_FOR_{INIT,COND,INCR} changes.
2465 * tree-gimple.c (is_gimple_stmt): Handle OMP_TASK.
2466 * c-tree.h (c_begin_omp_task, c_finish_omp_task): New prototypes.
2467 * c-pragma.h (PRAGMA_OMP_TASK, PRAGMA_OMP_TASKWAIT): New.
2468 (PRAGMA_OMP_CLAUSE_COLLAPSE, PRAGMA_OMP_CLAUSE_UNTIED): New.
2469 * c-typeck.c (c_begin_omp_task, c_finish_omp_task): New functions.
2470 (c_finish_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2472 * c-pragma.c (init_pragma): Init omp task and omp taskwait pragmas.
2473 * c-common.h (c_finish_omp_taskwait): New prototype.
2474 * gimple-low.c (lower_stmt): Handle OMP_TASK.
2475 * tree-parloops.c (create_parallel_loop): Create 1 entry
2476 vectors for OMP_FOR_{INIT,COND,INCR}.
2477 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
2478 (make_edges): Handle OMP_TASK.
2479 * tree-ssa-operands.c (get_expr_operands): Handle collapsed OMP_FOR
2480 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2481 * tree-inline.c (estimate_num_insns_1): Handle OMP_TASK.
2482 * builtin-types.def (BT_PTR_ULONGLONG, BT_PTR_FN_VOID_PTR_PTR,
2483 BT_FN_BOOL_ULONGLONGPTR_ULONGLONGPTR,
2484 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2485 BT_FN_BOOL_BOOL_ULL_ULL_ULL_ULL_ULLPTR_ULLPTR,
2486 BT_FN_VOID_OMPFN_PTR_OMPCPYFN_LONG_LONG_BOOL_UINT): New.
2487 * omp-builtins.def (BUILT_IN_GOMP_TASK, BUILT_IN_GOMP_TASKWAIT,
2488 BUILT_IN_GOMP_LOOP_ULL_STATIC_START,
2489 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_START,
2490 BUILT_IN_GOMP_LOOP_ULL_GUIDED_START,
2491 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_START,
2492 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_START,
2493 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_START,
2494 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_START,
2495 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_START,
2496 BUILT_IN_GOMP_LOOP_ULL_STATIC_NEXT,
2497 BUILT_IN_GOMP_LOOP_ULL_DYNAMIC_NEXT,
2498 BUILT_IN_GOMP_LOOP_ULL_GUIDED_NEXT,
2499 BUILT_IN_GOMP_LOOP_ULL_RUNTIME_NEXT,
2500 BUILT_IN_GOMP_LOOP_ULL_ORDERED_STATIC_NEXT,
2501 BUILT_IN_GOMP_LOOP_ULL_ORDERED_DYNAMIC_NEXT,
2502 BUILT_IN_GOMP_LOOP_ULL_ORDERED_GUIDED_NEXT,
2503 BUILT_IN_GOMP_LOOP_ULL_ORDERED_RUNTIME_NEXT): New builtins.
2504 * gimplify.c (gimplify_omp_for): Allow pointer type for decl,
2505 handle POINTER_PLUS_EXPR. If loop counter has been replaced and
2506 original iterator is present in lastprivate clause or if
2507 collapse > 1, set OMP_CLAUSE_LASTPRIVATE_STMT. Handle collapsed
2508 OMP_FOR loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2509 (gimplify_expr): Handle OMP_SECTIONS_SWITCH and OMP_TASK.
2510 (enum gimplify_omp_var_data): Add GOVD_PRIVATE_OUTER_REF.
2511 (omp_notice_variable): Set GOVD_PRIVATE_OUTER_REF if needed,
2512 if it is set, lookup var in outer contexts too. Handle
2513 OMP_CLAUSE_DEFAULT_FIRSTPRIVATE. Handle vars that are supposed
2514 to be implicitly determined firstprivate for task regions.
2515 (gimplify_scan_omp_clauses): Set GOVD_PRIVATE_OUTER_REF if needed,
2516 if it is set, lookup var in outer contexts too. Set
2517 OMP_CLAUSE_PRIVATE_OUTER_REF if GOVD_PRIVATE_OUTER_REF is set.
2518 Handle OMP_CLAUSE_LASTPRIVATE_STMT, OMP_CLAUSE_COLLAPSE and
2519 OMP_CLAUSE_UNTIED. Take region_type as last argument
2520 instead of in_parallel and in_combined_parallel.
2521 (gimplify_omp_parallel, gimplify_omp_for, gimplify_omp_workshare):
2523 (gimplify_adjust_omp_clauses_1): Set OMP_CLAUSE_PRIVATE_OUTER_REF if
2524 GOVD_PRIVATE_OUTER_REF is set. Call omp_finish_clause langhook.
2525 (new_omp_context): Set default_kind to
2526 OMP_CLAUSE_DEFAULT_UNSPECIFIED for OMP_TASK regions.
2527 (omp_region_type): New enum.
2528 (struct gimplify_omp_ctx): Remove is_parallel and is_combined_parallel
2529 fields, add region_type.
2530 (new_omp_context): Take region_type as argument instead of is_parallel
2531 and is_combined_parallel.
2532 (gimple_add_tmp_var, omp_firstprivatize_variable, omp_notice_variable,
2533 omp_is_private, omp_check_private): Adjust ctx->is_parallel and
2534 ctx->is_combined_parallel checks.
2535 (gimplify_omp_task): New function.
2536 (gimplify_adjust_omp_clauses): Handle OMP_CLAUSE_COLLAPSE and
2538 * omp-low.c (extract_omp_for_data): Use schedule(static)
2539 for schedule(auto). Handle pointer and unsigned iterators.
2540 Compute fd->iter_type. Handle POINTER_PLUS_EXPR increments.
2541 Add loops argument. Extract data for collapsed OMP_FOR loops.
2542 (expand_parallel_call): Assert sched_kind isn't auto,
2543 map runtime schedule to index 3.
2544 (struct omp_for_data_loop): New type.
2545 (struct omp_for_data): Remove v, n1, n2, step, cond_code fields.
2546 Add loop, loops, collapse and iter_type fields.
2547 (workshare_safe_to_combine_p): Disallow combined for if
2548 iter_type is unsigned long long. Don't combine collapse > 1 loops
2549 unless all bounds and steps are constant. Adjust extract_omp_for_data
2551 (expand_omp_for_generic): Handle pointer, unsigned and long long
2552 iterators. Handle collapsed OMP_FOR loops. Adjust
2553 for struct omp_for_data changes. If libgomp function doesn't return
2554 boolean_type_node, add comparison of the return value with 0.
2555 (expand_omp_for_static_nochunk, expand_omp_for_static_chunk): Handle
2556 pointer, unsigned and long long iterators. Adjust for struct
2557 omp_for_data changes.
2558 (expand_omp_for): Assert sched_kind isn't auto, map runtime schedule
2559 to index 3. Use GOMP_loop_ull*{start,next} if iter_type is
2560 unsigned long long. Allocate loops array, pass it to
2561 extract_omp_for_data. For collapse > 1 loops use always
2562 expand_omp_for_generic.
2563 (omp_context): Add sfield_map and srecord_type fields.
2564 (is_task_ctx, lookup_sfield): New functions.
2565 (use_pointer_for_field): Use is_task_ctx helper. Change first
2566 argument's type from const_tree to tree. Clarify comment.
2567 In OMP_TASK disallow copy-in/out sharing.
2568 (build_sender_ref): Call lookup_sfield instead of lookup_field.
2569 (install_var_field): Add mask argument. Populate both record_type
2570 and srecord_type if needed.
2571 (delete_omp_context): Destroy sfield_map, clear DECL_ABSTRACT_ORIGIN
2573 (fixup_child_record_type): Also remap FIELD_DECL's DECL_SIZE{,_UNIT}
2574 and DECL_FIELD_OFFSET.
2575 (scan_sharing_clauses): Adjust install_var_field callers. For
2576 firstprivate clauses on explicit tasks allocate the var by value in
2577 record_type unconditionally, rather than by reference.
2578 Handle OMP_CLAUSE_PRIVATE_OUTER_REF. Scan OMP_CLAUSE_LASTPRIVATE_STMT.
2579 Use is_taskreg_ctx instead of is_parallel_ctx.
2580 Handle OMP_CLAUSE_COLLAPSE and OMP_CLAUSE_UNTIED.
2581 (create_omp_child_function_name): Add task_copy argument, use
2582 *_omp_cpyfn* names if it is true.
2583 (create_omp_child_function): Add task_copy argument, if true create
2584 *_omp_cpyfn* helper function.
2585 (scan_omp_parallel): Adjust create_omp_child_function callers.
2586 Rename parallel_nesting_level to taskreg_nesting_level.
2587 (scan_omp_task): New function.
2588 (lower_rec_input_clauses): Don't run constructors for firstprivate
2589 explicit task vars which are initialized by *_omp_cpyfn*.
2590 Pass outer var ref to omp_clause_default_ctor hook if
2591 OMP_CLAUSE_PRIVATE_OUTER_REF or OMP_CLAUSE_LASTPRIVATE.
2592 Replace OMP_CLAUSE_REDUCTION_PLACEHOLDER decls in
2593 OMP_CLAUSE_REDUCTION_INIT.
2594 (lower_send_clauses): Clear DECL_ABSTRACT_ORIGIN if in task to
2595 avoid duplicate setting of fields. Handle
2596 OMP_CLAUSE_PRIVATE_OUTER_REF.
2597 (lower_send_shared_vars): Use srecord_type if non-NULL. Don't
2598 copy-out if TREE_READONLY, only copy-in.
2599 (expand_task_copyfn): New function.
2600 (expand_task_call): New function.
2601 (struct omp_taskcopy_context): New type.
2602 (task_copyfn_copy_decl, task_copyfn_remap_type, create_task_copyfn):
2604 (lower_omp_parallel): Rename to...
2605 (lower_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2606 Call create_task_copyfn if srecord_type is needed. Adjust
2608 (task_shared_vars): New variable.
2609 (check_omp_nesting_restrictions): Warn if work-sharing,
2610 barrier, master or ordered region is closely nested inside OMP_TASK.
2611 Add warnings for barrier if closely nested inside of work-sharing,
2612 ordered, or master region.
2613 (scan_omp_1): Call check_omp_nesting_restrictions even for
2614 GOMP_barrier calls. Rename parallel_nesting_level to
2615 taskreg_nesting_level. Handle OMP_TASK.
2616 (lower_lastprivate_clauses): Even if some lastprivate is found on a
2617 work-sharing construct, continue looking for them on parent parallel
2619 (lower_omp_for_lastprivate): Add lastprivate clauses
2620 to the beginning of dlist rather than end. Adjust for struct
2621 omp_for_data changes.
2622 (lower_omp_for): Add rec input clauses before OMP_FOR_PRE_BODY,
2623 not after it. Handle collapsed OMP_FOR loops, adjust for
2624 OMP_FOR_{INIT,COND,INCR} changes, adjust extract_omp_for_data caller.
2625 (get_ws_args_for): Adjust extract_omp_for_data caller.
2626 (scan_omp_for): Handle collapsed OMP_FOR
2627 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes.
2628 (lower_omp_single_simple): If libgomp function doesn't return
2629 boolean_type_node, add comparison of the return value with 0.
2630 (diagnose_sb_1, diagnose_sb_2): Handle collapsed OMP_FOR
2631 loops, adjust for OMP_FOR_{INIT,COND,INCR} changes. Handle OMP_TASK.
2632 (parallel_nesting_level): Rename to...
2633 (taskreg_nesting_level): ... this.
2634 (is_taskreg_ctx): New function.
2635 (build_outer_var_ref, omp_copy_decl): Use is_taskreg_ctx instead
2637 (execute_lower_omp): Rename parallel_nesting_level to
2638 taskreg_nesting_level.
2639 (expand_omp_parallel): Rename to...
2640 (expand_omp_taskreg): ... this. Use OMP_TASKREG_* macros where needed.
2641 Call omp_task_call for OMP_TASK regions.
2642 (expand_omp): Adjust caller, handle OMP_TASK.
2643 (lower_omp_1): Adjust lower_omp_taskreg caller, handle OMP_TASK.
2645 * bitmap.c (bitmap_default_obstack_depth): New variable.
2646 (bitmap_obstack_initialize, bitmap_obstack_release): Do nothing
2647 if argument is NULL and bitmap_default_obstack is already initialized.
2648 * ipa-struct-reorg.c (do_reorg_1): Call bitmap_obstack_release
2650 * matrix-reorg.c (matrix_reorg): Likewise.
2652 2008-06-06 Uros Bizjak <ubizjak@gmail.com>
2654 * config/i386/i386.md (*indirect_jump): Macroize using P
2655 mode iterator. Remove !TARGET_64BIT from insn constraints.
2656 (*tablejump_1): Ditto.
2657 (*indirect_jump_rex64): Remove insn pattern.
2658 (*tablejump_1_rex64): Ditto.
2659 (eh_return_<mode>): Macroize using P mode iterator from eh_return_di
2660 and eh_return_si insn patterns.
2662 2008-06-06 Richard Guenther <rguenther@suse.de>
2664 * tree-ssa-structalias.c (merge_smts_into): Remove.
2665 (find_what_p_points_to): Do not bother to compute the
2666 points-to set for pt_anything pointers.
2667 * tree-ssa-operands.c (get_addr_dereference_operands): No NMT
2668 for pt_anything pointers is ok.
2670 2008-06-06 Jan Hubicka <jh@suse.cz>
2672 * passes.c (execute_ipa_pass_list): Do not regenerate summaries.
2674 2008-06-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2676 * cgraph.c: Fix typos in comments.
2677 (cgraph_availability_names): Fix string typo.
2678 * fold-const.c: Fix typos in comments.
2679 (fold_binary): Fix typo in warning.
2680 * genautomata.c: Fix typos in comments.
2681 (check_presence_pattern_sets): Fix typo in local variable.
2682 (output_description): Fix typo in output.
2683 * ggc-zone.c (ggc_pch_finish): Fix typo in error message.
2684 * hwint.h: Likewise.
2685 * matrix-reorg.c (check_allocation_function): Likewise.
2686 * omega.c (smooth_weird_equations): Likewise.
2687 * auto-inc-dec.c: Fix typos in comments.
2688 * bb-reorder.c: Likewise.
2689 * builtins.c: Likewise.
2690 * c-common.c: Likewise.
2691 * c-cppbuiltin.c: Likewise.
2692 * c-parser.c: Likewise.
2693 * c-pretty-print.c: Likewise.
2694 * cfgcleanup.c: Likewise.
2695 * cfgexpand.c: Likewise.
2696 * cfghooks.c: Likewise.
2697 * cfglayout.c: Likewise.
2698 * cfgloopmanip.c: Likewise.
2699 * cgraphunit.c: Likewise.
2700 * coverage.c: Likewise.
2701 * dbxout.c: Likewise.
2702 * df-byte-scan.c: Likewise.
2703 * df-core.c: Likewise.
2704 * df-problems.c: Likewise.
2705 * df-scan.c: Likewise.
2707 * dominance.c: Likewise.
2708 * domwalk.c: Likewise.
2710 * dwarf2out.c: Likewise.
2711 * emit-rtl.c: Likewise.
2712 * et-forest.c: Likewise.
2713 * function.c: Likewise.
2714 * function.h: Likewise.
2716 * gcov-io.c: Likewise.
2719 * genattrtab.c: Likewise.
2720 * ggc-page.c: Likewise.
2721 * gimplify.c: Likewise.
2722 * gthr-lynx.h: Likewise.
2723 * haifa-sched.c: Likewise.
2724 * ipa-cp.c: Likewise.
2725 * ipa-inline.c: Likewise.
2726 * ipa-prop.h: Likewise.
2727 * ipa-pure-const.c: Likewise.
2728 * ipa-struct-reorg.c: Likewise.
2729 * ipa-struct-reorg.h: Likewise.
2730 * ipa-type-escape.c: Likewise.
2732 * loop-doloop.c: Likewise.
2733 * mips-tfile.c: Likewise.
2734 * mkmap-flat.awk: Likewise.
2735 * mkmap-symver.awk: Likewise.
2736 * modulo-sched.c: Likewise.
2737 * omp-low.c: Likewise.
2738 * optabs.c: Likewise.
2739 * optabs.h: Likewise.
2741 * passes.c: Likewise.
2742 * postreload-gcse.c: Likewise.
2743 * postreload.c: Likewise.
2744 * predict.c: Likewise.
2745 * pretty-print.h: Likewise.
2746 * profile.c: Likewise.
2747 * protoize.c: Likewise.
2748 * ra-conflict.c: Likewise.
2750 * recog.c: Likewise.
2751 * regclass.c: Likewise.
2753 * reload.c: Likewise.
2754 * rtl-error.c: Likewise.
2755 * rtlanal.c: Likewise.
2757 * sched-rgn.c: Likewise.
2760 * target.h: Likewise.
2761 * tree-dfa.c: Likewise.
2762 * tree-eh.c: Likewise.
2763 * tree-flow-inline.h: Likewise.
2764 * tree-inline.c: Likewise.
2765 * tree-into-ssa.c: Likewise.
2766 * tree-loop-distribution.c: Likewise.
2767 * tree-nested.c: Likewise.
2768 * tree-parloops.c: Likewise.
2769 * tree-pass.h: Likewise.
2770 * tree-pretty-print.c: Likewise.
2771 * tree-profile.c: Likewise.
2772 * tree-scalar-evolution.c: Likewise.
2773 * tree-sra.c: Likewise.
2774 * tree-ssa-alias-warnings.c: Likewise.
2775 * tree-ssa-ccp.c: Likewise.
2776 * tree-ssa-coalesce.c: Likewise.
2777 * tree-ssa-dom.c: Likewise.
2778 * tree-ssa-dse.c: Likewise.
2779 * tree-ssa-forwprop.c: Likewise.
2780 * tree-ssa-live.c: Likewise.
2781 * tree-ssa-live.h: Likewise.
2782 * tree-ssa-loop-im.c: Likewise.
2783 * tree-ssa-loop-ivopts.c: Likewise.
2784 * tree-ssa-loop-niter.c: Likewise.
2785 * tree-ssa-loop-prefetch.c: Likewise.
2786 * tree-ssa-phiopt.c: Likewise.
2787 * tree-ssa-phiprop.c: Likewise.
2788 * tree-ssa-sccvn.c: Likewise.
2789 * tree-ssa-ter.c: Likewise.
2790 * tree-ssa-threadupdate.c: Likewise.
2791 * tree-ssa.c: Likewise.
2792 * tree-vect-analyze.c: Likewise.
2793 * tree-vect-transform.c: Likewise.
2794 * tree-vectorizer.c: Likewise.
2795 * tree-vn.c: Likewise.
2796 * tree-vrp.c: Likewise.
2798 * tree.def: Likewise.
2800 * unwind-dw2-fde.c: Likewise.
2801 * unwind.inc: Likewise.
2802 * value-prof.c: Likewise.
2803 * vmsdbgout.c: Likewise.
2805 2008-06-05 David Edelsohn <edelsohn@gnu.org>
2807 * config/rs6000/xcoff.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Do not
2808 always place FP constants in the TOC for TARGET_POWERPC64.
2809 * config/rs6000/linux64.h (ASM_OUTPUT_SPECIAL_POOL_ENTRY_P): Same.
2811 2008-06-05 Joseph Myers <joseph@codesourcery.com>
2813 * config.gcc (powerpc-*-linux*spe*): Use t-dfprules.
2814 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): Do not
2815 enable for TARGET_E500_DOUBLE.
2816 (*movdd_softfloat32): Also enable for !TARGET_FPRS.
2817 * config/rs6000/rs6000.c (invalid_e500_subreg): Treat decimal
2818 floating-point modes like integer modes for E500 double.
2819 (rs6000_legitimate_offset_address_p): Likewise.
2820 (rs6000_legitimize_address): Likewise. Do not allow REG+REG
2821 addressing for DDmode for E500 double.
2822 (rs6000_hard_regno_nregs): Do not treat decimal floating-point
2823 modes as using 64-bits of registers for E500 double.
2824 (spe_build_register_parallel): Do not handle DDmode or TDmode.
2825 (rs6000_spe_function_arg): Do not handle DDmode or TDmode
2826 specially for E500 double.
2827 (function_arg): Do not call rs6000_spe_function_arg for DDmode or
2828 TDmode for E500 double.
2829 (rs6000_gimplify_va_arg): Only handle SDmode in registers
2830 specially if TARGET_HARD_FLOAT && TARGET_FPRS.
2831 (rs6000_split_multireg_move): Do not handle TDmode specially for
2833 (spe_func_has_64bit_regs_p): Do not treat DDmode or TDmode as
2834 using 64-bit registers for E500 double.
2835 (emit_frame_save): Do not handle DDmode specially for E500 double.
2836 (gen_frame_mem_offset): Likewise.
2837 (rs6000_function_value): Do not call spe_build_register_parallel
2838 for DDmode or TDmode.
2839 (rs6000_libcall_value): Likewise.
2840 * config/rs6000/rs6000.h (LOCAL_ALIGNMENT, MEMBER_TYPE_FORCES_BLK,
2841 DATA_ALIGNMENT, CLASS_MAX_NREGS): Do not handle DDmode specially
2844 2008-06-04 H.J. Lu <hongjiu.lu@intel.com>
2846 * config/i386/i386.c (setup_incoming_varargs_64): Fix a typo
2849 2008-06-04 Junjie Gu <jgu@tensilica.com>
2851 * config/xtensa/lib2funcs.S (__xtensa_nonlocal_goto): Use unsigned
2852 comparison for frame pointers.
2854 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2857 * config/avr/avr.h (PUSH_ROUNDING): Remove.
2859 2008-06-04 Andy Hutchinson <hutchinsonandy@aim.com>
2862 * builtins.c (expand_builtin_signbit): Don't take lowpart when
2863 register is already smaller or equal to required mode.
2865 2008-06-04 Xinliang David Li <davidxl@google.com>
2867 * tree-call-cdce.c: New file.
2868 (cond_dead_built_in_calls): New static variable.
2869 (input_domain): New struct.
2870 (check_pow): New function.
2871 (check_builtin_call): Ditto.
2872 (check_target_format): Ditto.
2873 (is_call_dce_candidate): Ditto.
2874 (gen_one_condition): Ditto.
2875 (gen_conditions_for_domain): Ditto.
2876 (get_domain): Ditto.
2877 (gen_conditions_for_pow_cst_base): Ditto.
2878 (gen_conditions_for_pow_int_base): Ditto.
2879 (gen_conditions_for_pow): Ditto.
2880 (get_no_error_domain): Ditto.
2881 (gen_shrink_wrap_conditions): Ditto.
2882 (shrink_wrap_one_built_in_call): Ditto.
2883 (shink_wrap_conditional_dead_built_in_calls): Ditto.
2884 (tree_call_cdce): Ditto.
2885 (gate_call_cdce): Ditto.
2886 (pass_call_cdce): New gimple pass.
2887 * passes.c: (init_optimization_passes): New pass.
2888 * tree-pass.h: New pass declaration.
2889 * opts.c (decode_options): New flag setting.
2890 * common.opt: Add -ftree-builtin-call-dce flag.
2891 * Makefile.in: Add new source file.
2892 * tempvar.def: New tv_id.
2893 * doc/invoke.texi (-ftree-builtin-call-dce): New flag.
2895 2008-06-04 Richard Guenther <rguenther@suse.de>
2897 * tree-flow-inline.h (is_global_var): Do not check TREE_STATIC on MTAGs.
2898 (is_call_clobbered): Always check var_ann->call_clobbered.
2899 (mark_call_clobbered): Always set var_ann->call_clobbered.
2900 (clear_call_clobbered): Always clear var_ann->call_clobbered.
2901 * tree-ssa-alias.c (mark_non_addressable): Use clear_call_clobbered.
2902 (reset_alias_info): Clear call clobbering info on MTAGs and
2904 (set_pt_anything): Set pt_global_mem.
2905 (create_tag_raw): Adjust comment.
2906 (may_be_aliased): Do not check TREE_PUBLIC on MTAGs.
2908 2008-06-04 Joseph Myers <joseph@codesourcery.com>
2909 Maxim Kuvyrkov <maxim@codesourcery.com>
2911 * config/m68k/m68k.opt (mxgot): New option.
2912 * config/m68k/m68k.c (legitimize_pic_address): Handle -mxgot.
2913 (m68k_output_addr_const_extra): New.
2914 * config/m68k/m68k.h (OUTPUT_ADDR_CONST_EXTRA): New.
2915 * config/m68k/m68k-protos.h (m68k_output_addr_const_extra): Declare.
2916 * config/m68k/m68k.md (UNSPEC_GOTOFF): Define.
2917 * doc/invoke.texi (M680x0 Options): Document -mxgot.
2919 2008-06-04 Richard Guenther <rguenther@suse.de>
2921 * tree-ssa-structalias.c (handle_ptr_arith): Correctly handle
2922 negative or non-representable offsets.
2924 2008-06-03 H.J. Lu <hongjiu.lu@intel.com>
2926 * config/i386/i386.c (ix86_gen_leave): New.
2927 (ix86_gen_pop1): Likewise.
2928 (ix86_gen_add3): Likewise.
2929 (ix86_gen_sub3): Likewise.
2930 (ix86_gen_sub3_carry): Likewise.
2931 (ix86_gen_one_cmpl2): Likewise.
2932 (ix86_gen_monitor): Likewise.
2933 (override_options): Initialize ix86_gen_leave, ix86_gen_pop1,
2934 ix86_gen_add3, ix86_gen_sub3, ix86_gen_sub3_carry,
2935 ix86_gen_one_cmpl2 and ix86_gen_monitor.
2936 (ix86_file_end): Use mov%z0 instead of mov{q}/mov{l}.
2937 (output_set_got): Use mov%z0, pop%z0 and add%z0 instead of
2938 mov{q}/mov{l}, pop{q}/pop{l} and add{q}/add{l}.
2939 (ix86_expand_epilogue): Updated.
2940 (print_operand): Handle integer register operand for 'z'.
2941 (ix86_expand_strlensi_unroll_1): Likewise.
2942 (ix86_expand_strlen): Likewise.
2943 (ix86_expand_builtin): Likewise.
2944 (x86_output_mi_thunk): Use mov%z1 and add%z1 instead of
2945 mov{q}/mov{l} and add{q}/add{l}.
2947 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2949 * config/i386/i386.md (P): New mode iterator.
2950 (SFmode push_operand splitter): Macroize DImode and SImode pushes
2951 using P mode iterator.
2952 (DFmode push_operand splitter): Ditto.
2953 (XFmode push_operand splitter): Ditto.
2954 (DFmode float_extend SFmode push_operand splitter): Ditto.
2955 (XFmode float_extend SFmode push_operand splitter): Do not generate
2956 SImode pushes for 64bit target. Macroize Dimode and SImode
2957 pushes using P mode iterator.
2958 (XFmode float_extend DFmode push_operand splitter): Ditto.
2960 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2962 * config/i386/i386-protos.h (ix86_reg_parm_stack_space): New.
2963 * config/i386/i386.h (ix86_reg_parm_stack_space): Removed prototype.
2964 * config/i386/i386.c (ix86_reg_parm_stack_space): Changed
2966 (ix86_call_abi_override): Remove check for call_used_regs.
2968 2008-06-03 Richard Guenther <rguenther@suse.de>
2970 * tree-ssa-structalias.c (find_func_aliases): Add constraints
2971 for the lhs of calls if the return type contains pointers.
2973 2008-06-03 Kai Tietz <kai.tietz@onevision.com>
2975 * doc/tm.texi (OVERRIDE_ABI_FORMAT): New.
2976 * doc/extend.texi (ms_abi,sysv_abi): New attribute description.
2977 * function.c (allocate_struct_function): Use of OVERRIDE_ABI_FORMAT.
2978 * config/i386/cygming.h (TARGET_64BIT_MS_ABI): Make use
2979 of cfun and DEFAULT_ABI to deceide abi mode.
2981 (REG_PARM_STACK_SPACE): Removed.
2982 (OUTGOING_REG_PARM_STACK_SPACE): Removed.
2983 (STACK_BOUNDARY): Use default target to deceide stack boundary.
2984 * config/i386/i386-protos.h (ix86_cfun_abi): New.
2985 (ix86_function_abi): Likewise.
2986 (ix86_function_type_abi): Likewise.
2987 (ix86_call_abi_override): Likewise.
2988 * confid/i386/i386.md (SSE_REGPARM_MAX): Replaced by abi
2989 specific define X86_64_SSE_REGPARM_MAX/X64_SSE_REGPARM_MAX.
2990 * config/i386/i386.c (override_options): Replace TARGET_64BIT_MS_ABI.
2991 (X86_64_VARARGS_SIZE): Replace REGPARM_MAX and SSE_REGPARM_MAX by abi
2993 (X86_64_REGPARM_MAX): New.
2994 (X86_64_SSE_REGPARM_MAX): New.
2995 (X64_REGPARM_MAX): New.
2996 (X64_SSE_REGPARM_MAX): New.
2997 (X86_32_REGPARM_MAX): New.
2998 (X86_32_SSE_REGPARM_MAX): New.
2999 (ix86_handle_cconv_attribute): Replace TARGET_64BIT_MS_ABI.
3000 (ix86_function_regparm): Handle user calling abi.
3001 (ix86_function_arg_regno_p): Replace TARGET_64BIT_MS_ABI
3002 by DEFAULT_ABI versus SYSV_ABI check.
3003 (ix86_reg_parm_stack_space): New.
3004 (ix86_function_type_abi): New.
3005 (ix86_call_abi_override): New.
3006 (ix86_function_abi): New.
3007 (ix86_cfun_abi): New.
3008 (init_cumulative_args): Call abi specific initialization.
3009 (function_arg_advance): Remove TARGET_64BIT_MS_ABI.
3010 (function_arg_64): Extend SSE_REGPARM_MAX check.
3011 (function_arg (): Remove TARGET_64BIT_MS_ABI.
3012 (ix86_pass_by_reference): Likewise.
3013 (ix86_function_value_regno_p): Likewise.
3014 (function_value_64): Replace REGPARM_MAX, and SSE_REGPARM_MAX.
3015 (ix86_function_value_1): Replace TARGET_64BIT_MS_ABI.
3016 (return_in_memory_ms_64): Replace TARGET_64BIT_MS_ABI.
3017 (ix86_build_builtin_va_list): Replace TARGET_64BIT_MS_ABI.
3018 (setup_incoming_varargs_64): Adjust regparm for call abi.
3019 (ix86_setup_incoming_varargs): Replace TARGET_64BIT_MS_ABI.
3020 (ix86_va_start): Likewise.
3021 (ix86_gimplify_va_arg): Likewise.
3022 (ix86_expand_prologue): Likewise.
3023 (output_pic_addr_const): Likewise.
3024 (ix86_init_machine_status): Initialize call_abi by DEFAULT_ABI.
3025 (x86_this_parameter): Replace TARGET_64BIT_MS_ABI.
3026 (x86_output_mi_thunk): Likewise.
3027 (x86_function_profiler): Likewise.
3028 * config/i386/i386.h (TARGET_64BIT_MS_ABI): Use ix64_cfun_abi.
3029 (SYSV_ABI, MS_ABI): New constants.
3031 (init_regs): Add prototype of function in regclass.c file.
3032 (OVERRIDE_ABI_FORMAT): New.
3033 (CONDITIONAL_REGISTER_USAGE): Remove TARGET_64BIT_MS_ABI part.
3034 (REG_PARM_STACK_SPACE): Use ix86_reg_parm_stack_space.
3035 (OUTGOING_REG_PARM_STACK_SPACE): New.
3036 (ix86_reg_parm_stack_space): New prototype.
3037 (CUMULATIVE_ARGS): Add call_abi member.
3038 (machine_function): Add call_abi member.
3039 * config/i386/mingw32.h (EXTRA_OS_CPP_BUILTINS): Replace
3040 TARGET_64BIT_MS_ABI by DEFAULT_ABI compare to MS_ABI.
3042 2008-06-02 Andy Hutchinson <hutchinsonandy@aim.com>
3045 * config/avr/avr.c (TARGET_BUILTIN_SETJMP_FRAME_VALUE): Redefine.
3046 (avr_builtin_setjmp_frame_value): New function.
3047 * config/avr/avr.md (nonlocal_goto_receiver): Define.
3048 (nonlocal_goto): Define.
3050 2008-06-02 Richard Sandiford <rdsandiford@googlemail.com>
3052 * config/mips/mips.c (mips_emit_loadgp): Return early if
3053 there is nothing do to, otherwise emit a blockage if
3054 !TARGET_EXPLICIT_RELOCS || crtl->profile.
3055 * config/mips/mips.md (loadgp_blockage): Use SI rather than DI.
3057 2008-06-02 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
3059 * configure.ac: Drop unneeded backslash ending up in config.in.
3060 * acinclude.m4: Likewise.
3061 * config.in: Regenerate.
3063 2008-05-26 Jan Hubicka <jh@suse.cz>
3065 * predict.c (maybe_hot_frequency_p): Break out of...
3066 (maybe_hot_bb_p): ... here.
3067 (maybe_hot_edge_p): New.
3068 * tree-ssa-coalesce.c (coalesce_cost_edge): Compute cost based on edge.
3069 * basic-block.h (maybe_hot_edge_p): Declare.
3071 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3073 * config/i386/i386.md (*cmpfp_<mode>): Enable for optimize_size.
3074 (*cmpfp_<mode>_cc): Ditto.
3075 (*fp_jcc_8<mode>_387): Ditto.
3076 (*fop_<MODEF:mode>_2_i387): Ditto.
3077 (*fop_<MODEF:mode>_3_i387): Ditto.
3078 (*fop_xf_2_i387): Ditto.
3079 (*fop_xf_3_i387): Ditto.
3081 2008-06-02 Tomas Bily <tbily@suse.cz>
3083 * tree-ssa-ifcombine.c (get_name_for_bit_test): Use CONVERT_EXPR_P.
3085 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3087 * config/mips/mips.c (mips_valid_offset_p): New function.
3088 (mips_valid_lo_sum_p): Likewise.
3089 (mips_classify_address): Use them.
3090 (mips_force_address): New function.
3091 (mips_legitimize_address): Use it.
3092 * config/mips/mips.md (MOVE128): New mode iterator.
3093 (movtf): Require TARGET_64BIT. Remove empty strings.
3094 (*movtf_internal): Rename to...
3095 (*movtf): ...this and require !TARGET_MIPS16. Use "m" instead
3096 of "R" and use {,fp}{load,store} attributes instead of "multi".
3097 Use a separate define_split.
3098 (*movtf_mips16): New pattern.
3100 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3102 * config/mips/mips-protos.h (mips_expand_before_return): Declare.
3103 * config/mips/mips.c (mips_expand_before_return): New function.
3104 (mips_expand_epilogue): Call it.
3105 * config/mips/mips.md (return): Turn into a define_expand.
3106 (*return): New insn.
3108 2008-06-01 Richard Sandiford <rdsandiford@googlemail.com>
3110 * rtl.h (emit_clobber, gen_clobber, emit_use, gen_use): Declare.
3111 * emit-rtl.c (emit_clobber, gen_clobber, emit_use, gen_use): New
3112 functions. Do not emit uses and clobbers of CONCATs; individually
3113 use and clobber their operands.
3114 * builtins.c (expand_builtin_setjmp_receiver): Use emit_clobber,
3115 gen_clobber, emit_use and gen_use.
3116 (expand_builtin_longjmp, expand_builtin_nonlocal_goto): Likewise.
3117 (expand_builtin_return): Likewise.
3118 * cfgbuild.c (count_basic_blocks): Likewise.
3119 * cfgrtl.c (rtl_flow_call_edges_add): Likewise.
3120 * explow.c (emit_stack_restore): Likewise.
3121 * expmed.c (extract_bit_field_1): Likewise.
3122 * expr.c (convert_move, emit_move_complex_parts): Likewise.
3123 (emit_move_multi_word, store_constructor): Likewise.
3124 * function.c (do_clobber_return_reg, do_use_return_reg): Likewise.
3125 (thread_prologue_and_epilogue_insns): Likewise.
3126 * lower-subreg.c (resolve_simple_move): Likewise.
3127 * optabs.c (widen_operand, expand_binop): Likewise.
3128 (expand_doubleword_bswap, emit_no_conflict_block): Likewise.
3129 * reload.c (find_reloads): Likewise.
3130 * reload1.c (eliminate_regs_in_insn): Likewise.
3131 * stmt.c (expand_nl_goto_receiver): Likewise.
3132 * config/alpha/alpha.md (builtin_longjmp): Likewise.
3133 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
3134 * config/arm/arm.c (arm_load_pic_register): Likewise.
3135 (thumb1_expand_epilogue, thumb_set_return_address): Likewise.
3136 * config/arm/arm.md (untyped_return): Likewise.
3137 * config/arm/linux-elf.h (PROFILE_HOOK): Likewise.
3138 * config/avr/avr.c (expand_prologue): Likewise.
3139 * config/bfin/bfin.c (do_unlink): Likewise.
3140 * config/bfin/bfin.md (<optab>di3, adddi3, subdi3): Likewise.
3141 * config/cris/cris.c (cris_expand_prologue): Likewise.
3142 * config/darwin.c (machopic_indirect_data_reference): Likewise.
3143 (machopic_legitimize_pic_address): Likewise.
3144 * config/frv/frv.c (frv_frame_access, frv_expand_epilogue): Likewise.
3145 (frv_ifcvt_modify_insn, frv_expand_mdpackh_builtin): Likewise.
3146 * config/i386/i386.c (ix86_expand_vector_move_misalign): Likewise.
3147 (ix86_expand_convert_uns_didf_sse): Likewise.
3148 (ix86_expand_vector_init_general): Likewise.
3149 * config/ia64/ia64.md (eh_epilogue): Likewise.
3150 * config/iq2000/iq2000.c (iq2000_expand_epilogue): Likewise.
3151 * config/m32c/m32c.c (m32c_emit_eh_epilogue): Likewise.
3152 * config/m32r/m32r.c (m32r_reload_lr): Likewise.
3153 (config/iq2000/iq2000.c): Likewise.
3154 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3155 (fixuns_truncdfdi2, fixuns_truncsfsi2, fixuns_truncsfdi2): Likewise.
3156 (builtin_longjmp): Likewise.
3157 * config/mn10300/mn10300.md (call, call_value): Likewise.
3158 * config/pa/pa.md (nonlocal_goto, nonlocal_longjmp): Likewise.
3159 * config/pdp11/pdp11.md (abshi2): Likewise.
3160 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
3161 * config/s390/s390.c (s390_emit_prologue): Likewise.
3162 * config/s390/s390.md (movmem_long, setmem_long): Likewise.
3163 (cmpmem_long, extendsidi2, zero_extendsidi2, udivmoddi4): Likewise.
3164 (builtin_setjmp_receiver, restore_stack_nonlocal): Likewise.
3165 * config/sh/sh.c (prepare_move_operands): Likewise.
3166 (output_stack_adjust, sh_expand_epilogue): Likewise.
3167 (sh_set_return_address, sh_expand_t_scc): Likewise.
3168 * config/sparc/sparc.c (load_pic_register): Likewise.
3169 * config/sparc/sparc.md (untyped_return, nonlocal_goto): Likewise.
3170 * config/spu/spu.c (spu_expand_epilogue): Likewise.
3171 * config/v850/v850.c (expand_epilogue): Likewise.
3173 2008-05-31 Anatoly Sokolov <aesok@post.ru>
3175 * config/avr/avr.md (UNSPECV_WRITE_SP_IRQ_ON): New constants.
3176 (UNSPECV_WRITE_SP_IRQ_OFF): (Ditto.).
3177 (movhi_sp_r_irq_off, movhi_sp_r_irq_on): New insn.
3178 * config/avr/avr.c (expand_prologue, expand_epilogue): Use
3179 movhi_sp_r_irq_off and movhi_sp_r_irq_on insns for writing to the
3180 stack pointer register.
3181 (output_movhi): Remove code for interrupt specific writing to the
3182 stack pointer register.
3184 2008-05-31 Richard Guenther <rguenther@suse.de>
3186 PR tree-optimization/34244
3187 * fold-const.c (tree_expr_nonnegative_warnv_p): Do not ask VRP.
3188 (tree_expr_nonzero_warnv_p): Likewise.
3189 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
3190 ssa_name_nonnegative_p.
3191 (vrp_expr_computes_nonzero): Call ssa_name_nonzero_p.
3192 (extract_range_from_unary_expr): Use vrp_expr_computes_nonzero,
3193 not tree_expr_nonzero_warnv_p.
3195 PR tree-optimization/36262
3197 2007-11-29 Zdenek Dvorak <ook@ucw.cz>
3199 PR tree-optimization/34244
3200 * tree-vrp.c (adjust_range_with_scev): Clear scev cache.
3201 (record_numbers_of_iterations): New function.
3202 (execute_vrp): Cache the numbers of iterations of loops.
3203 * tree-scalar-evolution.c (scev_reset_except_niters):
3205 (scev_reset): Use scev_reset_except_niters.
3206 * tree-scalar-evolution.h (scev_reset_except_niters): Declare.
3208 2008-05-31 Bernd Schmidt <bernd.schmidt@analog.com>
3210 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3211 __WORKAROUND_RETS when appropriate.
3213 2008-05-31 Uros Bizjak <ubizjak@gmail.com>
3215 * config/i386/i386.md (*fop_<mode>_comm_mixed): Macroize from
3216 *fop_sf_comm_mixed and *fop_df_comm_mixed insn patterns using MODEF
3218 (*fop_<mode>_comm_sse): Macroize from *fop_sf_comm_sse and
3219 *fop_df_comm_sse insn patterns using MODEF mode iterator.
3220 (*fop_<mode>_comm_i387): Macroize from *fop_sf_comm_i387 and
3221 *fop_df_comm_i387 insn patterns using MODEF mode iterator.
3222 (*fop_<mode>_1_mixed): Macroize from *fop_sf_1_mixed and
3223 *fop_df_1_mixed insn patterns using MODEF mode iterator.
3224 (*fop_<mode>_1_sse): Macroize from *fop_sf_1_sse and
3225 *fop_df_1_sse insn patterns using MODEF mode iterator.
3226 (*fop_<mode>_1_i387): Macroize from *fop_sf_1_i387 and
3227 *fop_df_1_i387 insn patterns using MODEF mode iterator.
3228 (*fop_<MODEF:mode>_2_i387): Macroize from *fop_sf_2<mode>_i387 and
3229 *fop_df_2<mode>_i387 insn patterns using MODEF mode iterator.
3230 (*fop_<MODEF:mode>_3_i387): Macroize from *fop_sf_3<mode>_i387 and
3231 *fop_df_3<mode>_i387 insn patterns using MODEF mode iterator.
3232 (*fop_xf_2_i387): Rename from *fop_xf_2<mode>_i387.
3233 (*fop_xf_3_i387): Rename from *fop_xf_3<mode>_i387.
3234 (*fop_xf_4_i387): Use <MODE> for mode attribute.
3235 (*fop_xf_5_i387): Ditto.
3236 (*fop_xf_6_i387): Ditto.
3238 2008-05-30 Richard Guenther <rguenther@suse.de>
3240 * builtins.c (build_string_literal): Avoid generating
3241 a non-gimple_val result.
3243 2008-05-30 DJ Delorie <dj@redhat.com>
3245 * exec-tool.in: Use an environment variable (private) instead of a
3246 file (shared) as a semaphore, so as to not break parallel builds.
3248 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3250 * optabs.c (maybe_encapsulate_block): Remove.
3251 (emit_libcall_block): Adjust accordingly.
3252 * optabs.h (maybe_encapsulate_block): Remove prototype.
3254 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address):
3255 Don't use maybe_encapsulate_block.
3257 2008-05-30 Steven Bosscher <stevenb.gcc@gmail.com>
3259 * config/rs6000/rs6000.c (rs6000_legitimize_address,
3260 rs6000_legitimize_reload_address, rs6000_emit_move): Make sure an
3261 rtx is a SYMBOL_REF before calling get_pool_constant.
3263 2008-05-30 Eric Botcazou <ebotcazou@adacore.com>
3265 * fold-const.c (fold_unary) <CASE_CONVERT>: Add ??? comment.
3267 2008-05-30 Danny Smith <dannysmith@users.sourceforge.net>
3269 * incpath.c: Use HOST_LACKS_INODE_NUMBERS conditional
3270 rather than OS names to choose INO_T_EQ definition.
3271 (DIRS_EQ) [!INO_T_EQ]: Don't worry about case in comparison.
3272 (add_path) [!INO_T_EQ]: Use lrealpath to fill canonical_name field.
3274 2008-05-29 Daniel Franke <franke.daniel@gmail.com>
3277 * config/darwin-f.c: New.
3278 * config/t-darwin: Added rule to build darwin-f.o.
3279 * config.gcc: Defined new variable, fortran_target_objs.
3280 (*-*-darwin*): Set fortran_target_objs.
3281 * Makefile.in: Defined new variable FORTRAN_TARGET_OBJS.
3282 * configure.ac: Substitute fortran_target_objs, set FORTRAN_TARGET_OBJS.
3283 * configure: Regenerated.
3285 2008-05-29 H.J. Lu <hongjiu.lu@intel.com>
3288 * config/i386/i386.c (ix86_function_arg_boundary): Convert to
3289 canonical type if needed.
3291 2008-05-29 Eric Botcazou <ebotcazou@adacore.com>
3293 * tree-nested.c (check_for_nested_with_variably_modified): Fix typo.
3295 2008-05-29 Richard Guenther <rguenther@suse.de>
3297 PR tree-optimization/36343
3298 PR tree-optimization/36346
3299 PR tree-optimization/36347
3300 * tree-flow.h (clobber_what_p_points_to): Declare.
3301 * tree-ssa-structalias.c (set_uids_in_ptset): Whether the
3302 pointed-to variable is dereferenced is irrelevant to whether
3303 the pointer can access the pointed-to variable.
3304 (clobber_what_p_points_to): New function.
3305 * tree-ssa-alias.c (set_initial_properties): Use it.
3306 * tree-ssa.c (verify_flow_sensitive_alias_info): Adjust
3307 call clobber check for NMTs.
3309 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3311 * value-prof.c (tree_ic_transform): Use HOST_WIDEST_INT_PRINT_DEC
3312 for printing gcov_type.
3314 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3316 * tree-ssa-propagate.c (set_rhs): Preserve the histogram
3317 and the eh region information.
3318 * value-prof.c (gimple_move_stmt_histograms): New function.
3319 * value-prof.h (gimple_move_stmt_histograms): New function declaration.
3321 2008-05-28 Andreas Tobler <a.tobler@schweiz.org>
3323 * config/pa/pa.md: Remove extern frame_pointer_needed declaration.
3325 2008-05-28 Seongbae Park <seongbae.park@gmail.com>
3327 * value-prof.c (tree_ic_transform): Print counts.
3328 * tree-profile.c (tree_gen_ic_func_profiler):
3329 Clear __gcov_indreict_call_callee variable to avoid misattribution
3332 2008-05-28 Rafael Espindola <espindola@google.com>
3334 * see.c (see_def_extension_not_merged): Use copy_rtx_if_shared to avoid
3337 2008-05-28 Richard Guenther <rguenther@suse.de>
3339 PR tree-optimization/36339
3340 * tree-ssa-alias.c (set_initial_properties): Move pt_anything
3341 and clobbering code out of the loop.
3343 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3345 * config/s390/constraints.md ('b', 'C', 'D', 'e'): New constraint
3348 * config/s390/s390.c (s390_compare_and_branch_condition_mask,
3349 s390_contiguous_bitmask_p, s390_symref_operand_p,
3350 s390_check_symref_alignment, s390_reload_larl_operand,
3351 s390_reload_symref_address): New functions.
3352 (s390_branch_condition_mnemonic): Support compare and branch
3354 (s390_mem_constraint): Avoid symrefs to accepted by the 'T'
3355 and 'W' constraints.
3356 (s390_secondary_reload): Add secondary reloads for unaligned
3357 symbol refs or symbol refs to floating point or QI/TI mode
3359 (legitimate_address_p): Accept symbol references as addresses.
3360 (s390_expand_insv): Use rotate and insert selected bits
3361 instruction for insv when building for z10.
3362 (print_operand_address): Handle symbol ref addresses.
3363 (print_operand): Output modifier 'c' added for signed byte values.
3364 (s390_encode_section_info): Mark symbol refs with
3365 SYMBOL_FLAG_NOT_NATURALLY_ALIGNED if appropriate.
3367 * config/s390/s390.md (SIL,RRS,RIS): New instruction formats added.
3368 (length attribute): RRF, RRR have 4 byte length.
3369 (FPALL, INTALL): New mode iterators added.
3370 (*tstdi_sign, *cmpdi_ccs_sign, *cmpsi_ccs_sign,
3371 *cmp<mode>_ccs, *cmpdi_ccu_zero, *cmpdi_ccu, *cmpsi_ccu, *cmphi_ccu,
3372 *movdi_64, *movsi_zarch, *movhi, movmem<mode>, *movmem_short,
3373 *extendsidi2, *extendhidi2_extimm, *extendhisi2_extimm,
3374 *zero_extendsidi2, adddi3, *adddi3_31z, *adddi3_31, addsi3,
3375 *add<mode>3, *add<mode>3_carry1_cc, *add<mode>3_carry2_cc,
3376 *add<mode>3_cc, *add<mode>3_imm_cc, *muldi3_sign, muldi3,
3377 *mulsi3_sign, mulsi3, mulsidi3): Patterns enhanced with z10
3379 (*cmphi_ccs_z10, *cmpdi_ccs_signhi_rl, *cmpsi_ccu_zerohi_rlsi,
3380 *cmp<GPR:mode>_ccu_zerohi_rldi, *cmp_and_br_signed_<mode>,
3381 *cmp_and_br_unsigned_<mode>, reload<INTALL:mode><P:mode>_tomem_z10,
3382 reload<INTALL:mode><P:mode>_toreg_z10,
3383 reload<FPALL:mode><P:mode>_tomem_z10,
3384 reload<FPALL:mode><P:mode>_toreg_z10,
3385 reload<P:mode>_larl_odd_addend_z10, *execute_rl, *insv<mode>_z10,
3386 *insv<mode>_z10_noshift, *insv<mode>_or_z10_noshift,
3387 *zero_extendhi<mode>2_z10, *cmp_and_trap_signed_int<mode>,
3388 *cmp_and_trap_unsigned_int<mode>, prefetch): New pattern or expander
3390 (movmem, clrmem, cmpmem): New splitters added.
3392 * config/s390/predicates.md (larl_operand): Use
3393 SYMBOL_REF_FLAGS (op) & SYMBOL_FLAG_ALIGN1 replaced with
3394 SYMBOL_REF_ALIGN1_P.
3395 (s390_signed_integer_comparison,
3396 s390_unsigned_integer_comparison): New predicates.
3398 * config/s390/s390-protos.h (s390_check_symref_alignment,
3399 s390_contiguous_bitmask_p, s390_reload_larl_operand,
3400 s390_reload_symref_address,
3401 s390_compare_and_branch_condition_mask): Prototypes added.
3403 * config/s390/s390.h (TARGET_MEM_CONSTRAINT,
3404 SYMBOL_REF_ALIGN1_P, SYMBOL_FLAG_NOT_NATURALLY_ALIGNED,
3405 SYMBOL_REF_NOT_NATURALLY_ALIGNED_P): Macro definition added.
3407 2008-05-28 Andreas Krebbel <krebbel1@de.ibm.com>
3409 * config/s390/s390.c (z10_cost): New cost function for z10.
3410 (s390_handle_arch_option, override_options): Support -march=z10 switch.
3411 (s390_issue_rate): Adjust issue rate for z10.
3412 * config/s390/s390.h (processor_type): Add PROCESSOR_2097_Z10.
3413 (processor_flags): Add PF_Z10.
3414 (TARGET_CPU_Z10, TARGET_Z10): New macro definitions.
3415 * config/s390/s390.md (cpu, cpu_facility attributes): Add z10.
3416 * gcc/config.gcc: Add z10.
3418 2008-05-28 Richard Guenther <rguenther@suse.de>
3420 PR tree-optimization/36291
3421 * tree-flow. h (struct gimple_df): Remove var_anns member.
3422 * tree-flow-inline.h (gimple_var_anns): Remove.
3423 (var_ann): Simplify.
3424 * tree-dfa.c (create_var_ann): Simplify.
3425 (remove_referenced_var): Clear alias info from var_anns of globals.
3426 * tree-ssa.c (init_tree_ssa): Do not allocate var_anns.
3427 (delete_tree_ssa): Clear alias info from var_anns of globals.
3428 Do not free var_anns.
3429 (var_ann_eq): Remove.
3430 (var_ann_hash): Likewise.
3432 2008-05-28 Mark Shinwell <shinwell@codesourcery.com>
3434 * config/mips/mips.c (mips_cpu_info_table): Add loongson2e
3435 and loongson2f entries.
3436 (mips_rtx_cost_data): Add entries for Loongson-2E/2F.
3437 * config/mips/mips.h (processor_type): Add Loongson-2E
3438 and Loongson-2F entries.
3439 (TARGET_LOONGSON_2E, TARGET_LOONGSON_2F, TARGET_LOONGSON_2EF): New.
3440 (MIPS_ISA_LEVEL_SPEC): Handle Loongson-2E/2F.
3441 * config/mips/mips.md (define_attr cpu): Add loongson2e and loongson2f.
3442 * doc/invoke.texi (MIPS Options): Document loongson2e
3443 and loongson2f processor names.
3445 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3449 * config/i386/i386.c (ix86_function_arg_boundary): Use
3450 alignment of canonical type.
3451 (ix86_expand_vector_move): Check unaligned memory access for
3454 2008-05-27 H.J. Lu <hongjiu.lu@intel.com>
3456 * dwarf2out.c (current_fde): Change return type to dw_fde_ref.
3457 Moved to the front of file.
3459 2008-05-27 Xuepeng Guo <xuepeng.guo@intel.com>
3460 H.J. Lu <hongjiu.lu@intel.com>
3462 * dwarf2out.c (current_fde): New.
3464 (lookup_cfa:): Likewise.
3465 (dwarf2out_end_epilogue): Likewise.
3466 (dwarf2out_note_section_used): Likewise.
3468 2008-05-27 Michael Matz <matz@suse.de>
3471 * c.opt (Wenum-compare): New warning option.
3472 * doc/invoke.texi (Warning Options): Document -Wenum-compare.
3474 2008-05-27 Michael Matz <matz@suse.de>
3477 * tree-gimple.c (is_gimple_mem_rhs): Remove work-around for
3479 * tree-tailcall.c (find_tail_calls): Don't mark calls storing
3480 into memory as tail calls.
3482 2008-05-27 Richard Guenther <rguenther@suse.de>
3484 PR tree-optimization/36339
3485 * tree-ssa-alias.c (set_initial_properties): Escaped pt_anything
3486 pointers cause all addressable variables to be call clobbered.
3488 2008-05-27 Richard Guenther <rguenther@suse.de>
3490 PR tree-optimization/36245
3491 * tree-ssa-address.c (add_to_parts): Deal with non-pointer bases.
3493 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3495 * config/s390/s390.md: Replace all occurences of the 'm'
3496 constraint with 'RT'.
3498 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3500 * config/s390/s390.md ("cpu_facility", "enabled"): Attribute
3502 ("*movdi_64dfp", "*movdi_64extimm", "*movdi_64"): Merged into
3504 ("*anddi3_extimm", "*anddi3"): Merged into "*anddi3".
3505 ("*iordi3_extimm", "*iordi3"): Merged into "*iordi3".
3506 ("*xordi3_extimm", "*xordi3"): Merged into "*xordi3".
3508 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3510 * reload.c: (find_reloads): Skip alternatives according to the
3511 "enabled" attribute. Constify the constraint variable.
3512 * recog.c (get_attr_enabled): Add default implementation.
3513 (extract_insn): Set the alternative_enabled_p array
3514 in the recog_data struct.
3515 (preprocess_constraints, constrain_operands): Skip
3516 alternatives according to the "enabled" attribute
3517 * recog.h (struct recog_data): New field alternative_enabled_p.
3518 (skip_alternative): New inline function.
3519 * regclass.c: (record_operand_costs): Check the "enabled" attribute.
3520 (record_reg_classes): Skip alternative according to the
3521 "enabled" attribute.
3523 * doc/md.texi: Add documention for the "enabled" attribute.
3525 2008-05-27 Andreas Krebbel <krebbel1@de.ibm.com>
3527 * defaults.h (TARGET_MEM_CONSTRAINT): New target macro added.
3528 * postreload.c (reload_cse_simplify_operands): Replace 'm'
3529 constraint with TARGET_MEM_CONSTRAINT.
3530 * recog.c (asm_operand_ok, preprocess_constraints,
3531 constrain_operands): Likewise.
3532 * regclass.c (record_reg_classes): Likewise.
3533 * reload.c (find_reloads, alternative_allows_const_pool_ref): Likewise.
3534 * reload1.c (maybe_fix_stack_asms): Likewise.
3535 * stmt.c (parse_output_constraint, parse_input_constraint): Likewise.
3536 * recog.h: Adjust comment.
3537 * genpreds.c (generic_constraint_letters): Remove 'm' constraint.
3538 * genoutput.c (note_constraint): Don't emit error for 'm' constraint.
3539 * doc/md.texi: Add a note to description of 'm' constraint.
3540 * doc/tm.texi: Document the new TARGET_MEM_CONSTRAINT macro.
3542 2008-05-27 Eric Botcazou <ebotcazou@adacore.com>
3544 * tree-sra.c (sra_type_can_be_decomposed_p) <RECORD_TYPE>: Make sure
3545 that the bitfield is of integral type before testing its precision.
3547 2008-05-27 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
3548 Sa Liu <saliu@de.ibm.com>
3550 * config/spu/spu.c (spu_init_libfuncs): Add __multi3, __divti3,
3551 __modti3, __udivti3, __umodti3 and __udivmodti4.
3552 * config/spu/t-spu-elf (LIB2FUNCS_STATIC_EXTRA): Add files
3553 that implement TImode mul and div functions.
3554 * config/spu/multi3.c: New. Implement __multi3.
3555 * config/spu/divmodti4.c: New. Implement _udivmodti4 and others.
3556 * testsuite/gcc.target/spu/muldivti3.c: New. Test TImode mul and div
3559 2008-05-26 Steven Bosscher <stevenb.gcc@gmail.com>
3561 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Generate
3562 new tls_gd_* and tls_ld_* insns instead of an insn sequence.
3563 * config/rs6000/rs6000.md (TLSmode, tls_abi_suffix, tls_insn_suffix,
3564 tls_sysv_suffix): New mode and mode attribute iterators.
3565 (tls_gd_32, tls_gd_64, tls_ld_32, tls_ld_64): Remove.
3566 (lts_gd_aix*, tls_gd_sysv*, tls_ld_aix*, tls_ld_sysv*): New patterns.
3567 (tls_dtprel_*, tls_dtprel_ha_*, tls_dtprel_lo_*, tls_got_dtprel_*,
3568 tls_tprel_*, tls_tprel_ha_*, tls_tprel_lo_*, tls_got_tprel_*,
3569 tls_tls_*): Merge 32 bit and 64 bit variants using aforementioned
3572 2008-05-26 Eric Botcazou <ebotcazou@adacore.com>
3574 PR tree-optimization/36329
3575 * tree.h (CALL_CANNOT_INLINE_P): Add access check.
3576 * tree-gimple.h (CALL_STMT_CANNOT_INLINE_P): New macro.
3577 * cgraphbuild.c (initialize_inline_failed): Use the latter
3578 macro in lieu of the former.
3579 * ipa-inline.c (cgraph_mark_inline): Likewise.
3580 (cgraph_decide_inlining_of_small_function): Likewise.
3581 (cgraph_decide_inlining): Likewise.
3582 (cgraph_decide_inlining_incrementally): Likewise.
3584 2008-05-26 Tristan Gingold <gingold@adacore.com>
3585 Anatoly Sokolov <aesok@post.ru>
3587 * config/avr/avr.md ("call_prologue_saves"): Use hi8(gs())/lo8(gs())
3588 instead of pm_lo8/pm_hi8 to makes this call working on avr6.
3589 * config/avr/avr.c (expand_prologue): Tune "call_prologue"
3590 optimization for 'avr6' architecture.
3592 2008-05-26 Andy Hutchinson <hutchinsonandy@aim.com>
3595 * config/avr/avr.md (*addhi3_zero_extend2): Remove.
3597 2008-05-26 Richard Guenther <rguenther@suse.de>
3599 * tree-ssa-sccvn.c (expr_has_constants): Declare.
3600 (visit_reference_op_load): Initialize VN_INFO->has_constants properly.
3602 2008-05-26 H.J. Lu <hongjiu.lu@intel.com>
3605 * caller-save.c (insert_restore): Verify alignment of spill space.
3606 (insert_save): Likewise.
3607 * cfgexpand.c (LOCAL_ALIGNMENT): Removed.
3608 * defaults.h (LOCAL_ALIGNMENT): New. Provide default.
3609 (STACK_SLOT_ALIGNMENT): Likewise.
3610 * function.c (LOCAL_ALIGNMENT): Removed.
3611 (get_stack_local_alignment): New.
3612 (assign_stack_local): Use it. Set alignment on stack slot.
3613 (assign_stack_temp_for_type): Use get_stack_local_alignment.
3614 * config/i386/i386.h (LOCAL_ALIGNMENT): Updated.
3615 (STACK_SLOT_ALIGNMENT): New.
3616 * config/i386/i386.c (ix86_local_alignment): Handle caller-save
3617 stack slot in XFmode.
3619 * doc/tm.texi (STACK_SLOT_ALIGNMENT): New.
3621 2008-05-26 Kai Tietz <kai.tietz@onevision.com>
3624 * config/i386/i386.md (allocate_stack_worker_64): Make sure
3625 argument operand in rax isn't removed.
3627 2008-05-26 Richard Guenther <rguenther@suse.de>
3630 * fold-const.c (extract_muldiv_1): Use TYPE_OVERFLOW_WRAPS,
3631 not TYPE_UNSIGNED. Use TYPE_PRECISION instead of GET_MODE_SIZE.
3633 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3636 * c-cppbuiltin.c (define__GNUC__): Re-add definition of __GNUG__.
3638 2008-05-26 Dominique Dhumieres <dominiq@lps.ens.fr>
3640 * config/darwin-c.c: Include "incpath.h" instead of "c-incpath.h".
3641 * config/t-darwin: Use "incpath.h" instead of "c-incpath.h".
3643 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3645 * tree-nested.c (convert_tramp_reference) <ADDR_EXPR>: Do not
3646 build a trampoline if we don't want one.
3647 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Do not
3648 return zero for nested functions if we don't want a trampoline.
3650 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3652 * doc/invoke.texi: Added f77, f77-cpp-input to list of file types.
3654 2008-05-26 Daniel Franke <franke.daniel@gmail.com>
3657 * c.opt: Removed undocumented option '-lang-fortran'.
3658 * c-common.h: Removed global variable 'lang_fortran'.
3659 * c-opts.c (c_common_handle_option): Removed code to handle
3660 option '-lang-fortran'. Updated includes.
3661 * c-cppbuiltin.c (c_cpp_builtins): Removed conditional
3662 definition of '__GFORTRAN__'.
3663 (define__GNUC__): Reimplemented to use BASEVER and
3664 cpp_define_formatted.
3665 (builtin_define_with_value_n): Removed.
3666 * c-incpath.h: Renamed to ...
3667 * incpath.h: ... this.
3668 * c-incpath.c: Renamed to ...
3669 * incpath.c: ... this. Updated includes.
3670 * fix-header.c: Updated includes.
3671 * Makefile.in: Replaced c-incpath.[ch] by incpath.[ch].
3672 (c-cppbuiltin.o): Added dependency on and definition of BASEVER.
3673 (OBJ-archive): Added cppdefault.o, incpath.o and prefix.o.
3675 2008-05-25 Eric Botcazou <ebotcazou@adacore.com>
3677 * tree.h: Update the table of flags used on tree nodes.
3678 (TREE_NO_TRAMPOLINE): New accessor for static_flag.
3679 (SAVE_EXPR_RESOLVED_P): Use automatically-built access check.
3680 (FORCED_LABEL): Add access check.
3681 (CALL_EXPR_RETURN_SLOT_OPT): Likewise.
3682 (ASM_INPUT_P): Likewise.
3683 (ASM_VOLATILE_P): Likewise.
3684 (EH_FILTER_MUST_NOT_THROW): Access static_flag directly.
3685 (OMP_SECTION_LAST): Access private_flag directly.
3686 (OMP_RETURN_NOWAIT): Likewise.
3687 (OMP_PARALLEL_COMBINED): Likewise.
3688 (OMP_CLAUSE_PRIVATE_DEBUG): Access public_flag directly.
3689 (OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE): Likewise.
3690 * tree-ssa-propagate.c (STMT_IN_SSA_EDGE_WORKLIST): Access
3691 deprecated_flag directly.
3693 2008-05-25 H.J. Lu <hongjiu.lu@intel.com>
3695 * final.c (frame_pointer_needed): Removed.
3696 * flags.h (frame_pointer_needed): Likewise.
3698 * function.h (rtl_data): Add frame_pointer_needed.
3699 (frame_pointer_needed): New.
3701 2008-05-25 Arthur Loiret <arthur.loiret@u-psud.fr>
3703 * config.gcc (sh2[lbe]*-*-linux*): Allow target.
3705 2008-05-25 Steven Bosscher <stevenb.gcc@gmail.com>
3707 * gcse.c (hash_scan_set): Do not pick up a REG_EQUAL value if
3710 2008-05-25 Alan Modra <amodra@bigpond.net.au>
3712 * c-common.c (strip_array_types): Move function to..
3714 (get_inner_array_type): Delete.
3715 * c-common.h (strip_array_types): Move declaration to..
3717 (get_inner_array_type): Delete.
3718 * config/i386/i386.c (x86_field_alignment): Use strip_array_types.
3719 * config/rs6000/aix.h (ADJUST_FIELD_ALIGN): Likewise.
3720 * config/rs6000/linux64.h (ADJUST_FIELD_ALIGN): Likewise.
3721 * config/pa/pa.c (emit_move_sequence): Likewise.
3723 2008-05-24 H.J. Lu <hongjiu.lu@intel.com>
3725 * config/i386/i386.md (*sse_prologue_save_insn): Set length
3728 2008-05-24 Andy Hutchinson <hutchinsonandy@aim.com>
3730 * function.c: Include target hook for nonlocal_goto frame value.
3732 2008-05-24 Richard Guenther <rguenther@suse.de>
3734 * tree-dfa.c (refs_may_alias_p): Re-instantiate case that a scalar
3735 variable can be only accessed through a pointer or a union.
3737 2008-05-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3739 * builtins.c (fold_builtin_fpclassify): Fix spelling of FP_INFINITE.
3740 * doc/extend.texi: Likewise.
3742 2008-05-23 DJ Delorie <dj@redhat.com>
3744 * config/m32c/jump.md (untyped_call): Add.
3746 * config/m32c/m32c.c (m32c_return_addr_rtx): Change pointer type
3748 (m32c_address_cost): Detail costs for indirect offsets.
3750 2008-05-23 Rafael Espindola <espindola@google.com>
3752 * see.c (see_get_extension_data): Don't use SUBREG_REG to test
3753 if a node is a SUBREG.
3754 (see_analyze_one_def): Don't use SUBREG_REG to test if a node
3757 2008-05-23 Paul Brook <paul@codesourcery.com>
3758 Carlos O'Donell <carlos@codesourcery.com>
3760 * doc/extend.texi: Clarify use of __attribute__((naked)).
3761 * doc/tm.texi: Document TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3762 * target.h (gcc_target): Add allocate_stack_slots_for_args.
3763 * function.c (use_register_for_decl): Use
3764 targetm.calls.allocate_stack_slots_for_args.
3765 * target-def.h (TARGET_CALLS): Add TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS.
3766 * config/arm/arm.c (arm_allocate_stack_slots_for_args): New function.
3767 (TARGET_ALLOCATE_STACK_SLOTS_FOR_ARGS): Define.
3769 2008-05-23 Eric Botcazou <ebotcazou@adacore.com>
3771 * expr.c (highest_pow2_factor) <BIT_AND_EXPR>: New case.
3773 2008-05-23 Steven Munroe <sjmunroe@us.ibm.com>
3775 * config/rs6000/darwin-ldouble.c (fmsub): Eliminate the full
3776 PACK/UNPACK between FP_SUB_Q and FD_TRUNC so that the result
3777 is only rounded once.
3779 2008-05-23 Richard Guenther <rguenther@suse.de>
3781 * tree-ssa-operands.c (mark_difference_for_renaming): Use bitmap_xor.
3783 2008-05-23 Uros Bizjak <ubizjak@gmail.com>
3784 Jakub Jelinek <jakub@redhat.com>
3787 * configure.ac: Handle --enable-cld.
3788 * configure: Regenerated.
3789 * config.gcc: Add USE_IX86_CLD to tm_defines for x86 targets.
3790 * config/i386/i386.h (struct machine_function): Add needs_cld field.
3791 (ix86_current_function_needs_cld): New define.
3792 * config/i386/i386.md (UNSPEC_CLD): New unspec volatile constant.
3793 (cld): New isns pattern.
3794 (strmov_singleop, rep_mov, strset_singleop, rep_stos, cmpstrnqi_nz_1,
3795 cmpstrnqi_1, strlenqi_1): Set ix86_current_function_needs_cld flag.
3796 * config/i386/i386.opt (mcld): New option.
3797 * config/i386/i386.c (ix86_expand_prologue): Emit cld insn if
3798 TARGET_CLD and ix86_current_function_needs_cld.
3799 (override_options): Use -mcld by default for 32-bit code if
3802 * doc/install.texi (Options specification): Document --enable-cld.
3803 * doc/invoke.texi (Machine Dependent Options)
3804 [i386 and x86-64 Options]: Add -mcld option.
3805 (Intel 386 and AMD x86-64 Options): Document -mcld option.
3807 2008-05-23 Kai Tietz <kai.tietz@onevison.com>
3808 * config/i386/i386.c (return_in_memory_32): Add ATTRIBUTE_UNUSED.
3809 (return_in_memory_64): Likewise.
3810 (return_in_memory_ms_64): Likewise.
3812 2008-05-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3814 * builtin-types.def (BT_FN_INT_INT_INT_INT_INT_INT_VAR): New.
3815 * builtins.c (fold_builtin_fpclassify): New.
3816 (fold_builtin_varargs): Handle BUILT_IN_FPCLASSIFY.
3817 * builtins.def (BUILT_IN_FPCLASSIFY): New.
3818 * c-common.c (handle_type_generic_attribute): Adjust to accept
3819 fixed arguments before an elipsis.
3820 (check_builtin_function_arguments): Handle BUILT_IN_FPCLASSIFY.
3821 * doc/extend.texi: Document __builtin_fpclassify.
3823 2008-05-22 Aldy Hernandez <aldyh@redhat.com>
3825 * omp-low.c (gate_expand_omp_ssa): Remove.
3826 (pass_expand_omp_ssa): Remove.
3827 (gate_expand_omp): Do not check for flag_openmp_ssa.
3828 * common.opt (-fopenmp-ssa): Remove.
3829 * passes.c (init_optimization_passes): Remove pass_expand_omp_ssa.
3831 2008-05-22 Kaz Kojima <kkojima@gcc.gnu.org>
3833 * config/sh/sh.opt (mfixed-range): New option.
3834 * config/sh/sh-protos.h (sh_fix_range): Declare.
3835 * config/sh/sh.c (sh_fix_range): New function.
3836 * config/sh/sh.h (sh_fixed_range_str): Declare.
3837 (OVERRIDE_OPTIONS): Call sh_fix_range if sh_fixed_range_str
3839 * doc/invoke.texi (SH Options): Document -mfixed-range.
3841 2008-05-22 Kai Tietz <kai.tietz@onevision.com>
3843 * config/i386/sol2-10.h (SUBTARGET_RETURN_IN_MEMORY): Undefine
3844 it before the redeclaration.
3846 2008-05-22 Anatoly Sokolov <aesok@post.ru>
3848 * config/avr/avr.c (get_sequence_length): Add new function.
3849 (expand_prologue, expand_epilogue): Remove duplicate code.
3851 2008-05-22 Rafael Espindola <espindola@google.com>
3853 * see.c (see_pre_insert_extensions): Use copy_rtx to avoid invalid rtx
3856 2008-05-22 H.J. Lu <hongjiu.lu@intel.com>
3858 * defaults.h (UNITS_PER_SIMD_WORD): Add scalar mode as argument.
3859 * doc/tm.texi (UNITS_PER_SIMD_WORD): Likewise.
3861 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Replace
3862 UNITS_PER_SIMD_WORD with GET_MODE_SIZE (TYPE_MODE (vectype)).
3863 (vect_update_misalignment_for_peel): Likewise.
3864 (vector_alignment_reachable_p): Likewise.
3865 * tree-vect-transform.c (vectorizable_load): Likewise.
3866 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
3867 (get_vectype_for_scalar_type): Pass mode of scalar_type
3868 to UNITS_PER_SIMD_WORD.
3870 * config/arm/arm.h (UNITS_PER_SIMD_WORD): Updated.
3871 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Likewise.
3872 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
3873 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
3874 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
3876 2008-05-22 Ira Rosen <irar@il.ibm.com>
3878 PR tree-optimization/36293
3879 * tree-vect-transform.c (vect_transform_strided_load): Don't check
3880 if the first load must be skipped because of a gap.
3882 2008-05-22 Richard Guenther <rguenther@suse.de>
3884 * tree-dfa.c (refs_may_alias_p): Exit early if possible. Handle
3885 more cases of offset disambiguation that is possible if
3886 strict-aliasing rules apply.
3887 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Use refs_may_alias_p
3888 for basic offset and type-based disambiguation.
3890 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3892 * config/i386/i386.c (ix86_expand_vector_init_one_var): Use
3893 ix86_expand_vector_set on V16QImode for SSE4.1.
3895 2008-05-21 Tom Tromey <tromey@redhat.com>
3897 * c.opt (Wimport): Mark as undocumented.
3898 * doc/invoke.texi (Option Summary): Don't mention -Wimport or
3900 (Warning Options): Likewise.
3901 * doc/cppopts.texi: Don't mention -Wimport.
3903 2008-05-21 Sebastian Pop <sebastian.pop@amd.com>
3905 PR tree-optimization/36287
3906 PR tree-optimization/36286
3907 * lambda-code.c (build_access_matrix): Do not use the loop->num
3908 for computing the number of induction variables: use the loop depth
3911 2008-05-21 Kai Tietz <kai.tietz@onevision.com>
3914 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Honor
3915 option -f(no-)leading-underscore.
3917 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3919 * config/i386/i386.c (ix86_expand_vector_init_general): Use
3920 GET_MODE_NUNITS (mode).
3922 2008-05-21 Peter Bergner <bergner@vnet.ibm.com>
3924 * doc/invoke.texi: Add cpu_type's 464 and 464fp.
3925 (-mmulhw): Add 464 to description.
3926 (-mdlmzb): Likewise.
3927 * config.gcc: Handle --with-cpu=464 and --with-cpu=464fp.
3928 * config/rs6000/rs6000.c (processor_target_table): Add 464 and
3930 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add 464 and 464fp support.
3931 * config/rs6000/t-fprules (MULTILIB_MATCHES_FLOAT): Include -mcpu=464.
3932 * config/rs6000/rs6000.md: Update comments for 464.
3934 2008-05-21 Janis Johnson <janis187@us.ibm.com>
3936 * doc/sourcebuild.texi (Test Directives): Add dg-xfail-run-if.
3938 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3940 * config/i386/sse.md (vec_extractv4sf): Removed.
3941 (vec_extractv2df): Likewise.
3942 (vec_extractv2di): Likewise.
3943 (vec_extractv4si): Likewise.
3944 (vec_extractv8hi): Likewise.
3945 (vec_extractv16qi): Likewise.
3946 (vec_extract<mode>): New.
3948 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3950 * config/i386/sse.md (vec_setv4sf): Removed.
3951 (vec_setv2df): Likewise.
3952 (vec_setv2di): Likewise.
3953 (vec_setv4si): Likewise.
3954 (vec_setv8hi): Likewise.
3955 (vec_setv16qi): Likewise.
3956 (vec_set<mode>): New.
3958 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3960 * config/i386/i386.c (ix86_expand_vector_init_general): Remove
3961 goto for vec_concat and vec_interleave.
3963 2008-05-21 H.J. Lu <hongjiu.lu@intel.com>
3965 * config/i386/sse.md (vec_initv4sf): Removed.
3966 (vec_initv2df): Likewise.
3967 (vec_initv2di): Likewise.
3968 (vec_initv4si): Likewise.
3969 (vec_initv8hi): Likewise.
3970 (vec_initv16qi): Likewise.
3971 (vec_init<mode>): New.
3973 2008-05-21 Joseph Myers <joseph@codesourcery.com>
3975 * collect2.c (find_a_file): Use IS_ABSOLUTE_PATH.
3977 2008-05-21 Tom Tromey <tromey@redhat.com>
3979 * ggc-zone.c (lookup_page_table_if_allocated): New function.
3980 (zone_find_object_offset): Likewise.
3981 (gt_ggc_m_S): Likewise.
3982 (highest_bit): Likewise.
3983 * ggc-page.c (gt_ggc_m_S): New function.
3984 * stringpool.c (string_stack): Remove.
3985 (init_stringpool): Update.
3986 (ggc_alloc_string): Use ggc_alloc.
3987 (maybe_delete_ident): New function.
3988 (ggc_purge_stringpool): Likewise.
3989 (gt_ggc_m_S): Remove.
3990 * ggc-common.c (ggc_protect_identifiers): New global.
3991 (ggc_mark_roots): Call ggc_purge_stringpool. Use
3992 ggc_protect_identifiers.
3993 * ggc.h (ggc_protect_identifiers): Declare.
3994 (gt_ggc_m_S): Update.
3995 (ggc_purge_stringpool): Declare.
3996 * toplev.c (compile_file): Set and reset ggc_protect_identifiers.
3997 * gengtype.c (write_types_process_field) <TYPE_STRING>: Remove
3999 (write_root): Cast gt_ggc_m_S to gt_pointer_walker.
4001 2008-05-21 David S. Miller <davem@davemloft.net>
4003 * config.gcc (sparc-*-linux*): Always include sparc/t-linux in
4006 2008-05-21 Eric Botcazou <ebotcazou@adacore.com>
4008 * cfgexpand.c (tree_expand_cfg): Zap the EH throw statement table
4011 2008-05-20 David Daney <ddaney@avtrex.com>
4013 * config/mips/mips.md (UNSPEC_SYNC_NEW_OP_12,
4014 UNSPEC_SYNC_OLD_OP_12, UNSPEC_SYNC_EXCHANGE_12): New define_constants.
4015 (UNSPEC_SYNC_EXCHANGE, UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
4016 UNSPEC_UPDATE_GOT_VERSION): Renumber.
4017 (optab, insn): Add 'plus' and 'minus' to define_code_attr.
4018 (atomic_hiqi_op): New define_code_iterator.
4019 (sync_compare_and_swap<mode>): Call mips_expand_atomic_qihi instead of
4020 mips_expand_compare_and_swap_12.
4021 (compare_and_swap_12): Use MIPS_COMPARE_AND_SWAP_12 instead of
4022 MIPS_COMPARE_AND_SWAP_12_0. Pass argument to MIPS_COMPARE_AND_SWAP_12.
4023 (sync_<optab><mode>, sync_old_<optab><mode>,
4024 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4025 sync_new_nand<mode>): New define_expands for HI and QI mode operands.
4026 (sync_<optab>_12, sync_old_<optab>_12, sync_new_<optab>_12,
4027 sync_nand_12, sync_old_nand_12, sync_new_nand_12): New insns.
4028 (sync_lock_test_and_set<mode>): New define_expand for HI and QI modes.
4029 (test_and_set_12): New insn.
4030 (sync_old_add<mode>, sync_new_add<mode>, sync_old_<optab><mode>,
4031 sync_new_<optab><mode>, sync_old_nand<mode>,
4032 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Add early
4033 clobber to operand 0 for SI and DI mode insns.
4034 * config/mips/mips-protos.h (mips_gen_fn_6, mips_gen_fn_5,
4035 mips_gen_fn_4): New typedefs.
4036 (mips_gen_fn_ptrs): Define new union type.
4037 (mips_expand_compare_and_swap_12): Remove declaration.
4038 (mips_expand_atomic_qihi): Declare function.
4039 * config/mips/mips.c (mips_expand_compare_and_swap_12): Rename to...
4040 (mips_expand_atomic_qihi): ... this. Use new generator function
4042 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): Add OPS parameter.
4043 (MIPS_COMPARE_AND_SWAP_12_0): Delete macro.
4044 (MIPS_COMPARE_AND_SWAP_12_ZERO_OP, MIPS_COMPARE_AND_SWAP_12_NONZERO_OP,
4045 MIPS_SYNC_OP_12, MIPS_SYNC_OP_12_NOT_NOP,
4046 MIPS_SYNC_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12,
4047 MIPS_SYNC_OLD_OP_12_NOT_NOP, MIPS_SYNC_OLD_OP_12_NOT_NOP_REG,
4048 MIPS_SYNC_OLD_OP_12_NOT_NOT, MIPS_SYNC_OLD_OP_12_NOT_NOT_REG,
4049 MIPS_SYNC_NEW_OP_12, MIPS_SYNC_NEW_OP_12_NOT_NOP,
4050 MIPS_SYNC_NEW_OP_12_NOT_NOT, MIPS_SYNC_EXCHANGE_12,
4051 MIPS_SYNC_EXCHANGE_12_ZERO_OP, MIPS_SYNC_EXCHANGE_12_NONZERO_OP):
4054 2008-05-20 H.J. Lu <hongjiu.lu@intel.com>
4056 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Add
4059 2008-05-20 Anatoly Sokolov <aesok@post.ru>
4061 * config/avr/avr.h (machine_function): Add 'is_OS_main' field.
4062 * config/avr/avr.c (avr_OS_main_function_p): Add new function.
4063 (avr_attribute_table): Add 'OS_main' function attribute.
4064 (avr_regs_to_save, expand_prologue, expand_epilogue): Handle
4065 functions with 'OS_main' attribute.
4067 2008-05-20 Richard Guenther <rguenther@suse.de>
4069 PR tree-optimization/35204
4070 * tree-ssa-sccvn.c (extract_and_process_scc_for_name): New
4071 helper, split out from ...
4072 (DFS): ... here. Make the DFS walk non-recursive.
4074 2008-05-20 Sebastian Pop <sebastian.pop@amd.com>
4075 Jan Sjodin <jan.sjodin@amd.com>
4077 PR tree-optimization/36181
4078 * tree-parloops.c (loop_has_vector_phi_nodes): New.
4079 (parallelize_loops): Don't parallelize when the loop has vector
4082 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4083 Sebastian Pop <sebastian.pop@amd.com>
4085 * tree-loop-linear.c (gather_interchange_stats): Look in the access
4086 matrix, and never look at the tree representation of the memory
4088 (linear_transform_loops): Computes parameters and access matrices.
4089 * tree-data-ref.c (compute_data_dependences_for_loop): Returns false
4091 (access_matrix_get_index_for_parameter): New.
4092 * tree-data-ref.h (struct access_matrix): New.
4093 (AM_LOOP_NEST_NUM, AM_NB_INDUCTION_VARS, AM_PARAMETERS, AM_MATRIX,
4094 AM_NB_PARAMETERS, AM_CONST_COLUMN_INDEX, AM_NB_COLUMNS,
4095 AM_GET_SUBSCRIPT_ACCESS_VECTOR, AM_GET_ACCESS_MATRIX_ELEMENT,
4096 am_vector_index_for_loop): New.
4097 (struct data_reference): Add field access_matrix.
4098 (DR_ACCESS_MATRIX): New.
4099 (compute_data_dependences_for_loop): Update declaration.
4100 (lambda_collect_parameters, lambda_compute_access_matrices): Declared.
4101 * lambda.h (lambda_vector_vec_p): Declared.
4102 * lambda-code.c: Depend on pointer-set.h.
4103 (lambda_collect_parameters_from_af, lambda_collect_parameters,
4104 av_for_af_base, av_for_af, build_access_matrix,
4105 lambda_compute_access_matrices): New.
4106 * Makefile.in (lambda-code.o): Depend on pointer-set.h.
4108 2008-05-20 Joseph Myers <joseph@codesourcery.com>
4110 * doc/install.texi2html: Generate gcc-vers.texi in $DESTDIR not
4113 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4114 Sebastian Pop <sebastian.pop@amd.com>
4116 PR tree-optimization/36206
4117 * tree-scalar-evolution.c: Remove enum INSERT_SUPERLOOP_CHRECS,
4119 (instantiate_scev_1): Rename flags to fold_conversions.
4120 Do not check for INSERT_SUPERLOOP_CHRECS, keep SSA_NAMEs defined
4121 outeside instantiation_loop.
4122 * tree-chrec.h (evolution_function_is_affine_in_loop): New.
4123 (evolution_function_is_affine_or_constant_p): Removed.
4124 * tree-data-ref.c (dr_analyze_indices): Replace resolve_mixers with
4126 (analyze_siv_subscript): Pass in the loop nest number.
4127 Call evolution_function_is_affine_in_loop instead of
4128 evolution_function_is_affine_p.
4129 (analyze_overlapping_iterations): Pass in the loop nest number.
4131 2008-05-20 Jan Sjodin <jan.sjodin@amd.com>
4132 Sebastian Pop <sebastian.pop@amd.com>
4134 PR tree-optimization/36206
4135 * tree-chrec.h (chrec_fold_op): New.
4136 * tree-data-ref.c (initialize_matrix_A): Traverse NOP_EXPR, PLUS_EXPR,
4139 2008-05-20 Nathan Sidwell <nathan@codesourcery.com>
4141 * c-incpath.c (INO_T_EQ): Do not define on non-inode systems.
4143 (remove_duplicates): Do not set inode on non-inode systems.
4146 2008-05-20 Sandra Loosemore <sandra@codesourcery.com>
4148 * config.gcc (tm_file): Update comments about relative pathnames.
4150 2008-05-20 Richard Guenther <rguenther@suse.de>
4152 * tree-ssa-reassoc.c (fini_reassoc): Use the statistics infrastructure.
4153 * tree-ssa-sccvn.c (process_scc): Likewise.
4154 * tree-ssa-sink.c (execute_sink_code): Likewise.
4155 * tree-ssa-threadupdate.c (thread_through_all_blocks): Likewise.
4156 * tree-vrp.c (process_assert_insertions): Likewise.
4157 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Likewise.
4158 (perform_tree_ssa_dce): Likewise.
4159 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
4160 (dump_dominator_optimization_stats): Likewise.
4161 * tree-vectorizer.c (vectorize_loops): Likewise.
4163 2008-05-20 Richard Guenther <rguenther@suse.de>
4165 * tree-vn.c (vn_lookup_with_vuses): Do not use the alias oracle.
4167 2008-05-20 Kai Tietz <kai.tietz@onevision.com>
4169 * config/i386/i386-protos.h (ix86_return_in_memory): Removed.
4170 (ix86_i386elf_return_in_memory): Likewise.
4171 (ix86_i386interix_return_in_memory): Likewise.
4172 * config/i386/i386-interix.h (TARGET_RETURN_IN_MEMORY): Removed.
4173 (SUBTARGET_RETURN_IN_MEMORY): New.
4174 * config/i386/i386elf.h: Likewise.
4175 * config/i386/ptx4-i.h: Likewise.
4176 * config/i386/sol2-10.h: Likewise.
4177 * config/i386/sysv4.h: Likewise.
4178 * config/i386/vx-common.h: Likewise.
4179 * config/i386/i386.h (TARGET_RETURN_IN_MEMORY): Removed.
4180 * config/i386/i386.c (ix86_return_in_memory): Made static and
4181 make use of optional SUBTARGET_RETURN_IN_MEMORY macro.
4182 (ix86_i386elf_return_in_memory): Removed.
4183 (ix86_i386interix_return_in_memory): Removed.
4184 (TARGET_RETURN_IN_MEMORY): Declared within i386.c only.
4185 * target-def.h (TARGET_RETURN_IN_MEMORY): Remove protection #ifdef.
4187 2008-05-20 Alexandre Oliva <aoliva@redhat.com>
4189 * cselib.c (cselib_record_sets): Use correct mode for IF_THEN_ELSE.
4191 2008-05-19 Xinliang David Li <davidxl@google.com>
4193 * tree-ssa-dce.c: Revert patches of 2008-05-17 and 2008-05-18.
4195 * common.opt: Ditto.
4196 * doc/invoke.texi: Ditto.
4198 2008-05-19 Eric Botcazou <ebotcazou@adacore.com>
4200 * tree.c (substitute_in_expr) <tcc_vl_exp>: Fix thinko.
4201 (substitute_placeholder_in_expr) <tcc_vl_exp>: Minor tweak.
4203 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4205 * config/i386/i386.c (ix86_expand_vector_init_concat): Change
4206 sizes of operand array from 8/4 to 4/2.
4207 (ix86_expand_vector_init_general): Change size of operand array
4208 from 32 to 16. Remove op0, op1 and half_mode.
4210 2008-05-19 H.J. Lu <hongjiu.lu@intel.com>
4212 * config/i386/i386.c (ix86_expand_vector_init_concat): New.
4213 (ix86_expand_vector_init_interleave): Likewise.
4214 (ix86_expand_vector_init_general): Use them. Assert
4215 word_mode == SImode when n_words == 4.
4217 2008-05-19 Uros Bizjak <ubizjak@gmail.com>
4219 * config/i386/i386.c (ix86_secondary_reload): New static function.
4220 (TARGET_SECONDARY_RELOAD): New define.
4221 * config/i386/i386.h (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
4222 * config/i386/i386.md (reload_outqi): Remove.
4224 2008-05-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4227 * builtins.c (mathfn_built_in_1): Renamed from mathfn_built_in.
4228 Add `implicit' parameter. Handle BUILT_IN_SIGNBIT.
4229 (mathfn_built_in): Rewrite in terms of mathfn_built_in_1.
4230 (fold_builtin_classify): Handle BUILT_IN_ISINF_SIGN.
4231 (fold_builtin_1): Likewise.
4232 * builtins.def (BUILT_IN_ISINF_SIGN): New.
4233 c-common.c (check_builtin_function_arguments): Handle
4234 BUILT_IN_ISINF_SIGN.
4235 * doc/extend.texi: Document __builtin_isinf_sign.
4236 * fold-const.c (operand_equal_p): Handle COND_EXPR.
4238 2008-05-18 Eric Botcazou <ebotcazou@adacore.com>
4240 * tree-ssa-dom.c (tree_ssa_dominator_optimize): If some blocks need
4241 EH cleanup at the end of the pass, search for those that have been
4242 turned into forwarder blocks and do the cleanup on their successor.
4244 2008-05-18 Richard Guenther <rguenther@suse.de>
4246 * tree-cfg.c (verify_gimple_expr): Allow conversions from
4247 pointers to sizetype and vice versa.
4249 2008-05-18 Xinliang David Li <davidxl@google.com>
4251 * gcc/tree-ssa-dce.c: Coding style fix.
4252 (check_pow): Documentation comment.
4253 (check_log): Documenation comment. Coding style fix.
4254 (is_unnecessary_except_errno_call): Ditto.
4255 (gen_conditions_for_pow): Ditto.
4256 (gen_conditions_for_log): Ditto.
4257 (gen_shrink_wrap_conditions): Ditto.
4258 (shrink_wrap_one_built_in_calls): Ditto.
4259 * gcc/doc/invoke.texi: Better documentation string.
4260 * ChangeLog: Fix wrong change log entries from
4261 May 17 checkin on function call DCE.
4263 2008-05-17 Kaz Kojima <kkojima@gcc.gnu.org>
4265 * config/sh/sh.c (sh_output_mi_thunk): Update the use of init_flow.
4267 2008-05-17 Kenneth Zadeck <zadeck@naturalbridge.com>
4269 * doc/rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P): Fixed typos.
4270 * df-problems.c (simulation routines): Fixed block comment to
4271 properly say how to add forwards scanning functions.
4273 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4275 * tree-inline.c (setup_one_parameter): Remove dead code.
4277 2008-05-17 Eric Botcazou <ebotcazou@adacore.com>
4279 * fold-const.c (fold_unary) <CASE_CONVERT>: Fold the cast into
4280 a BIT_AND_EXPR only for an INTEGER_TYPE.
4282 2008-05-17 Xinliang David Li <davidxl@google.com>
4284 * gcc/tree-ssa-dce.c (cond_dead_built_in_calls): New static variable.
4285 (check_pow, check_log, is_unnecessary_except_errno_call): New
4286 functions to check for eliminating math functions that are pure
4287 except for setting errno.
4288 (gen_conditions_for_pow, gen_conditionas_for_log): New functions to
4289 general condition expressions for shrink-wrapping pow/log calls.
4290 (gen_shrink_wrap_conditions): Ditto.
4291 (shrink_wrap_one_built_in_call): Ditto.
4292 (shrink_wrap_conditional_dead_built_in_calls): Ditto.
4293 (mark_operand_necessary): If debugging, output if OP is necessary.
4294 (eliminate_unnecessary_stmts): Eliminate pow, log calls that are
4296 * gcc/opts.c (decode_options): set flag_tree_builtin_dce to 1 when
4298 * gcc/common.opt: New user flag -ftree-builtin-dce.
4299 * gcc/doc/invoke.texi (-ftree-builtin-dce): New option.
4301 2008-05-16 David S. Miller <davem@davemloft.net>
4303 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Undef before overriding.
4304 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4306 2008-05-16 Uros Bizjak <ubizjak@gmail.com>
4309 * config/i386/i386.h (SECONDARY_MEMORY_NEEDED_MODE): New define.
4311 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4313 * ifcvt.c (dead_or_predicable): Rename
4314 df_simulate_one_insn_backwards to df_simulate_one_insn.
4315 * recog.c (peephole2_optimize): Ditto.
4316 * rtl-factoring.c (collect_pattern_seqs, clear_regs_live_in_seq):
4318 * df.h: Rename df_simulate_one_insn_backwards to
4319 df_simulate_one_insn. and delete df_simulate_one_insn_forwards.
4320 * df-problems.c (df_simulate_artificial_refs_at_top) Reversed
4321 scanning of defs and uses.
4322 (df_simulate_one_insn_backwards): Renamed to df_simulate_one_insn.
4323 (df_simulate_one_insn_forwards): Removed.
4325 2008-05-16 Doug Kwan <dougkwan@google.com>
4327 * real.c (real_to_decimal, real_to_hexadecimal): Distinguish
4329 (real_from_string): Handle NaNs and Inf as approriate.
4331 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4333 * doc/gty.texi (Source Files Containing Type Information): Note
4334 that headers should appear first in the gtfiles list.
4336 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4338 * tree.def (COND_EXEC): Properly documented this code.
4340 2008-05-16 Diego Novillo <dnovillo@google.com>
4342 * dwarf2asm.c (dw2_assemble_integer): Clarify comment.
4343 * tree-nested.c (get_trampoline_type): Set DECL_CONTEXT for
4346 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4348 * tree-ssa-dse (max_stmt_uid): Removed.
4349 (get_stmt_uid, dse_possible_dead_store_p, dse_optimize_stmt,
4350 tree_ssa_dse): Encapsulate all uses of stmt_ann->uid.
4351 * tree-ssa-sccvn.c (compare_ops, init_scc_vn): Ditto.
4352 * function.h (cfun.last_stmt_uid): New field.
4353 * tree-flow-inline.h (set_gimple_stmt_uid, gimple_stmt_uid,
4354 gimple_stmt_max_uid, set_gimple_stmt_max_uid, inc_gimple_stmt_max_uid):
4356 * tree-dfa.c (renumber_gimple_stmt_uids): New function.
4357 (create_stmt_ann): Initialize the ann->uid field.
4358 * tree-ssa-pre.c (compute_avail): Encapsulate the stmt_ann->uid
4360 * tree-flow.h (renumber_gimple_stmt_uids): New function.
4362 2008-05-16 Nathan Froyd <froydnj@codesourcery.com>
4364 * tree-flow.h (init_empty_tree_cfg_for_function): Declare.
4365 * tree-cfg.c (init_empty_tree_cfg_for_function): Define.
4366 (init_empty_tree_cfg): Call it.
4368 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4370 * cfg.c (init_flow): Add argument THE_FUN. Use it instead of cfun.
4373 2008-05-16 Kenneth Zadeck <zadeck@naturalbridge.com>
4375 * doc/invoke.text (-fdump-tree-*-verbose): New option.
4376 * tree-dump.c (dump_options): New verbose option.
4377 * tree-pretty-print.c (dump_phi_nodes, dump_generic_bb_buff):
4379 * tree-pass.h (TDF_VERBOSE): New dump flag.
4380 * print-tree.c (print_node): Added code to be able to print PHI_NODES.
4381 (tree-flow.h): Added include.
4382 * Makefile.in (print-tree.o): Added TREE_FLOW_H.
4384 2008-05-16 Bernd Schmidt <bernd.schmidt@analog.com>
4386 * config/bfin/bfin.c (bfin_discover_loops): Delete empty loops.
4388 From Jie Zhang <jie.zhang@analog.com>
4389 * config/bfin/t-bfin-elf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4390 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Remove mcpu=bf532-0.3,
4391 mcpu=bf561-none and mcpu=bf561-0.2.
4392 * config/bfin/t-bfin-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4393 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4394 * config/bfin/t-bfin-linux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
4395 MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Likewise.
4396 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add BFIN_CPU_UNKNOWN.
4397 * config/bfin/elf.h (STARTFILE_SPEC): Use specific CRT for BF561.
4398 (LIB_SPEC): Use proper linker script for bf561. Error if no mcpu
4400 * config/bfin/bfin.c (bfin_cpu_type): Set to BFIN_CPU_UNKNOWN.
4401 (cputype_selected): Remove.
4402 (bfin_handle_option): Don't use cputype_selected.
4403 (override_options): When no mcpu option, enable all workarounds.
4404 Don't use bfin_workarounds.
4405 * config/bfin/bfin.h (DRIVER_SELF_SPECS): Don't set default
4407 (DEFAULT_CPU_TYPE): Don't define.
4409 2008-05-16 Richard Guenther <rguenther@suse.de>
4411 * tree-ssa-propagate.c (substitute_and_fold): Fix stmt walking
4412 on deletion of the last stmt.
4414 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4416 * config/i386/i386.c (ix86_expand_vector_init_general): Optimize
4417 V8HImode for SSE2 and V16QImode for SSE4.1.
4419 2008-05-15 Kenneth Zadeck <zadeck@naturalbridge.com>
4421 * cgraph.h (compute_inline_parameters): Made public.
4422 * tree-pass.h (ipa_opt_pass): Removed function_generate_summary,
4423 variable_generate_summary, function_write_summary,
4424 variable_write_summary, variable_read_summary. Added generate_summary,
4425 write_summary, read_summary.
4426 * cgraphunit.c (cgraph_process_new_functions): Changed call from
4427 pass_ipa_inline.function_generate_summary, to
4428 compute_inline_parameters.
4429 * ipa-inline.c (compute_inline_parameters): Made public and added
4431 (compute_inline_parameters_for_current): New function.
4432 (pass_inline_param): Now calls compute_inline_parameters_for_current.
4433 (inline_generate_summary): Removed parameter and made to loop over
4435 (pass_ipa_inline): Updated for new IPA_PASS structure.
4436 * passes.c (execute_ipa_summary_passes): Now is called once per
4437 pass rather than once per node*pass.
4439 2008-05-15 Anatoly Sokolov <aesok@post.ru>
4441 * config/avr/avr.c (avr_base_arch_macro, avr_have_movw_lpmx_p,
4442 avr_have_mul_p, avr_asm_only_p): Remove variables.
4443 (avr_override_options): Remove initialization of removed variables.
4444 (avr_file_start): Convert removed variables to fields of
4445 'struct base_arch_s *avr_current_arch'.
4446 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): (Ditto.).
4447 (AVR_HAVE_MUL): (Ditto.).
4448 (AVR_HAVE_MOVW): (Ditto.).
4449 (AVR_HAVE_LPMX): (Ditto.).
4450 (avr_base_arch_macro, avr_have_movw_lpmx_p, avr_have_mul_p,
4451 avr_asm_only_p): Remove declaration.
4453 2008-05-15 Diego Novillo <dnovillo@google.com>
4455 * config/arm/arm.c (arm_return_in_memory): Fix return type.
4456 * config/arm/arm-protos.h (arm_return_in_memory): Likewise.
4458 2008-05-15 Adam Nemet <anemet@caviumnetworks.com>
4461 * combine.c (check_conversion): Rename back to check_promoted_subreg.
4462 Don't call record_truncated_value from here.
4463 (record_truncated_value): Turn it into a for_each_rtx callback.
4464 (record_truncated_values): New function.
4465 (combine_instructions): Call note_uses with record_truncated_values.
4466 Change name of check_conversion to check_promoted_subreg.
4468 2008-05-15 Janis Johnson <janis187@us.ibm.com>
4470 * doc/sourcebuild.texi: Document support for torture tests.
4472 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4474 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Add "m" constraint
4475 to alternative 4 of operand 2.
4477 2008-05-15 Richard Guenther <rguenther@suse.de>
4479 * tree-pass.h (current_pass): Declare.
4480 (get_pass_for_id): Likewise.
4481 * passes.c (passes_by_id, passes_by_id_size): New globals.
4482 (set_pass_for_id): New function.
4483 (get_pass_for_id): Likewise.
4484 (register_one_dump_file): Use set_pass_for_id to populate passes_by_id.
4485 (execute_function_todo): Flush per function statistics.
4486 * toplev.c (compile_file): Init statistics.
4487 (general_init): Do early statistics initialization.
4488 (finalize): Finish statistics.
4489 * statistics.h (statistics_early_init): Declare.
4490 (statistics_init): Likewise.
4491 (statistics_fini): Likewise.
4492 (statistics_fini_pass): Likewise.
4493 (statistics_counter_event): Likewise.
4494 (statistics_histogram_event): Likewise.
4495 * statistics.c: New file.
4496 * Makefile.in (OBJS-common): Add statistics.o.
4497 (statistics.o): Add dependencies.
4498 * doc/invoke.texi (-fdump-statistics): Document.
4500 * tree-ssa-pre.c (compute_antic): Use statistics_histogram_event.
4502 (execute_pre): Use statistics_counter_event.
4503 * tree-ssa-propagate.c (struct prop_stats_d): Add num_dce field.
4504 (substitute_and_fold): Increment it. Use statistics_counter_event.
4506 2008-05-15 Diego Novillo <dnovillo@google.com>
4508 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00893.html
4510 * treestruct.def (TS_STRUCT_FIELD_TAG): Remove.
4511 * tree-ssa-alias.c (new_type_alias): Remove references to
4512 sub-variables from comment.
4513 * tree-ssa-operands.c (swap_tree_operands): Likewise.
4515 2008-05-15 H.J. Lu <hongjiu.lu@intel.com>
4517 * config/i386/sse.md (*vec_concatv2sf_sse4_1): Set prefix_extra
4518 attribute to 1 only for insertps alternative.
4520 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4522 * config/bfin/bfin.md (loadbytes): New pattern.
4523 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_LOADBYTES.
4524 (bfin_init_builtins): Initialize it.
4525 (bdesc_1arg): Add it.
4527 2008-05-15 Sa Liu <saliu@de.ibm.com>
4529 * testsuite/gfortran.dg/c_kind_int128_test1.f03: New.
4530 * testsuite/gfortran.dg/c_kind_int128_test2.f03: New.
4531 * testsuite/lib/target-supports.exp: Add
4532 check_effective_target_fortran_integer_16.
4534 2008-05-15 Bernd Schmidt <bernd.schmidt@analog.com>
4536 * config/bfin/bfin.h (TARGET_RETURN_IN_MEMORY): Don't define here.
4537 * config/bfin/bfin-protos.h (bfin_return_in_memory): Don't declare.
4538 * config/bfin/bfin.c (bfin_return_in_memory): Now static. Return bool.
4539 (TARGET_RETURN_IN_MEMORY): Define.
4541 2008-05-15 Richard Guenther <rguenther@suse.de>
4544 * tree-ssa-alias.c (new_type_alias): Do not set TREE_READONLY.
4545 * tree-flow-inline.h (unmodifiable_var_p): Memory tags never
4546 represent unmodifiable vars.
4548 2008-05-15 Richard Guenther <rguenther@suse.de>
4550 * tree-dfa.c (refs_may_alias_p): Allow all kinds of
4551 INDIRECT_REF and TARGET_MEM_REF.
4552 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle
4555 2008-05-15 Uros Bizjak <ubizjak@gmail.com>
4556 H.J. Lu <hongjiu.lu@intel.com>
4558 * config/i386/sse.md (*vec_concatv2sf_sse4_1): New insn pattern.
4559 (*vec_concatv2si_sse4_1): Use vector_move_operand predicate
4560 for operand 2. Remove pinsr{q,d} with 0x0 immediate operand from
4561 insn alternatives. Add missing alternatives.
4562 (*vec_concatv2di_rex64_sse4_1): Likewise.
4563 (*vec_concatv2si_sse2): Use "x" register constraint instead of "Y2".
4564 (*vec_concatv2di_rex64_sse): Rename from *vec_concatv2di_rex64.
4567 2008-05-15 Richard Guenther <rguenther@suse.de>
4569 PR tree-optimization/36009
4570 PR tree-optimization/36204
4571 * tree-ssa-loop-im.c (tree-ssa-propagate.h): Include.
4572 (determine_invariantness_stmt): Record the loop a store is
4574 * Makefile.in (tree-ssa-loop-im.o): Add tree-ssa-propagate.h
4577 2008-05-15 Richard Guenther <rguenther@suse.de>
4579 PR tree-optimization/34330
4580 * tree-ssa-alias.c (get_smt_for): Only assert that accesses
4581 through the pointer will alias the SMT.
4583 2008-05-14 Andreas Tobler <a.tobler@schweiz.org>
4585 * config/sparc/sparc.h (NO_PROFILE_COUNTERS): Define as 0.
4587 2008-05-14 H.J. Lu <hongjiu.lu@intel.com>
4589 * config/i386/sse.md (*sse4_1_pinsrq): Make it 64bit only.
4591 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4592 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4594 * optabs.h (optab_index): Add OTI_vashl, OTI_vlshr, OTI_vashr,
4595 OTI_vrotl, OTI_vrotr to support vector/vector shifts.
4596 (vashl_optab): New optab for vector/vector shifts.
4597 (vashr_optab): Ditto.
4598 (vlshr_optab): Ditto.
4599 (vrotl_optab): Ditto.
4600 (vrotr_optab): Ditto.
4601 (optab_subtype): New enum for optab_for_tree_code call.
4602 (optab_for_tree_code): Add enum optab_subtype argument.
4604 * optabs.c (optab_for_tree_code): Take an additional argument to
4605 distinguish between a vector shift by a scalar and vector shift by
4606 a vector. Make lshr/ashr/ashl/rotl/rotr optabs just vector
4607 shifted by a scalar. Use vlshr/vashr/vashl/vrotl/vrotr for the
4608 vector shift by a vector.
4609 (expand_widen_pattern_expr): Pass additional argument to
4610 optab_for_tree_code.
4612 * genopinit.c (optabs): Add vashr_optab, vashl_optab, vlshr_optab,
4613 vrotl_optab, vrotr_optab.
4615 * expr.c (expand_expr_real_1): Update calls to
4616 optab_for_tree_code to distinguish between vector shifted by a
4617 scalar and vector shifted by a vector.
4618 * tree-vectorizer.c (supportable_widening_operation): Ditto.
4619 (supportable_narrowing_operation): Ditto.
4620 * tree-vect-analyze.c (vect_build_slp_tree): Ditto.
4621 * tree-vect-patterns.c (vect_pattern_recog_1): Ditto.
4622 * tree-vect-transform.c (vect_model_reduction_cost): Ditto.
4623 (vect_create_epilog_for_reduction): Ditto.
4624 (vectorizable_reduction): Ditto.
4625 (vectorizable_operation): Ditto.
4626 (vect_strided_store_supported): Ditto.
4627 (vect_strided_load_supported): Ditto.
4628 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
4629 * expmed.c (expand_shift): Ditto.
4631 * doc/md.texi (ashl@var{m}3): Document that operand 2 is always a
4633 (ashr@var{m}3): Ditto.
4634 (vashl@var{m}3): Document new vector/vector shift standard name.
4635 (vashr@var{m}3): Ditto.
4636 (vlshr@var{m}3): Ditto.
4637 (vrotl@var{m}3): Ditto.
4638 (vrotr@var{m}3): Ditto.
4640 * config/i386/i386.md (PPERM_SRC): Move PPERM masks here from i386.c.
4641 (PPERM_INVERT): Ditto.
4642 (PPERM_REVERSE): Ditto.
4643 (PPERM_REV_INV): Ditto.
4644 (PPERM_ZERO): Ditto.
4645 (PPERM_ONES): Ditto.
4646 (PPERM_SIGN): Ditto.
4647 (PPERM_INV_SIGN): Ditto.
4648 (PPERM_SRC1): Ditto.
4649 (PPERM_SRC2): Ditto.
4651 * config/i386/sse.md (mulv2di3): Add SSE5 support.
4652 (sse5_pmacsdql_mem): New SSE5 define_and_split that temporarily
4653 allows a memory operand to be the value being added, and split it
4654 to improve vectorization.
4655 (sse5_pmacsdqh_mem): Ditto.
4656 (sse5_mulv2div2di3_low): SSE5 32-bit multiply and extend function.
4657 (sse5_mulv2div2di3_high): Ditto.
4658 (vec_pack_trunc_v8hi): Add SSE5 pperm support.
4659 (vec_pack_trunc_v4si): Ditto.
4660 (vec_pack_trunc_v2di): Ditto.
4661 (sse5_pcmov_<mode>): Remove code that tried to use use
4662 andps/andnps instead of pcmov.
4663 (vec_widen_smult_hi_v4si): If we have SSE5, use the pmacsdql and
4664 pmacsdqh instructions.
4665 (vec_widen_smult_lo_v4si): Ditto.
4667 * config/i386/i386.c (PPERM_SRC): Move PPERM masks to i386.md.
4668 (PPERM_INVERT): Ditto.
4669 (PPERM_REVERSE): Ditto.
4670 (PPERM_REV_INV): Ditto.
4671 (PPERM_ZERO): Ditto.
4672 (PPERM_ONES): Ditto.
4673 (PPERM_SIGN): Ditto.
4674 (PPERM_INV_SIGN): Ditto.
4675 (PPERM_SRC1): Ditto.
4676 (PPERM_SRC2): Ditto.
4677 (ix86_expand_sse_movcc): Move the SSE5 test after the if
4679 (ix86_expand_int_vcond): If SSE5 generate all possible integer
4681 (ix86_sse5_valid_op_p): Allow num_memory to be negative, which
4682 says ignore whether the last reference is a memory operand.
4684 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4685 Paolo Bonzini <bonzini at gnu dot org>
4687 * config/rs6000/rs6000.c (bdesc_2arg): Change the names of vector
4690 * config/rs6000/altivec.md (vashl<mode>3): Rename from ashl<mode>3.
4691 (vlshr<mode>3): Rename from vlshr<mode>3.
4692 (vashr<mode>3): Rename from vashr<mode>3.
4693 (mulv4sf3): Change the names of vector shift patterns.
4697 * config/spu/spu.c (spu_initialize_trampoline): Rename vector
4700 * config/spu/spu-builtins.def (SI_SHLH): Rename vector shift insns.
4725 * config/spu/spu.md (v): New iterator macro to add v for vector types.
4726 (floatunssidf2_internal): Change vector/vector shift names.
4727 (floatunsdidf2_internal): Ditto.
4734 (vashl<mode>3): Rename from ashl<mode>3.
4735 (vashr<mode>3): Rename from ashr<mode>3.
4736 (vlshr<mode>3): Rename from lshr<mode>3.
4737 (vrotl<mode>3): Rename from rotl<mode>3.
4739 2008-05-14 Michael Meissner <michael.meissner@amd.com>
4742 * config/i386/sse.md (vec_widen_smult_hi_v4si): Delete, using unsigned
4743 multiply gives the wrong value when doing widening multiplies.
4744 (vec_widen_smult_lo_v4si): Ditto.
4746 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4748 * optabs.c (prepare_cmp_insn): Changed LCT_PURE_MAKE_BLOCK to
4749 LCT_PURE and LCT_CONST_MAKE_BLOCK to LCT_CONST in calls to
4750 emit_library_call_value.
4751 * builtins.c (expand_builtin_powi, expand_builtin_memcmp): Ditto.
4752 * tree.h (ECF_LIBCALL_BLOCK): Removed.
4753 * calls.c (initialize_argument_information, precompute_arguments,
4754 expand_call, emit_library_call_value_1): Remove ECF_LIBCALL_BLOCK.
4755 (precompute_arguments): Removed flags parameter.
4756 * rtl.h (LCT_CONST_MAKE_BLOCK, LCT_PURE_MAKE_BLOCK): Removed.
4758 2008-05-14 Richard Guenther <rguenther@suse.de>
4760 * tree-ssa-dse.c (dse_possible_dead_store_p): Remove dead code.
4761 Make sure to register the store if the use is a PHI_NODE.
4763 2008-05-14 Olivier Hainque <hainque@adacore.com>
4765 * expr.c (expand_expr_real_1) <normal_inner_ref>: Force op0 to
4766 memory if the component is to be referenced in BLKmode according
4767 to get_inner_reference.
4769 2008-05-14 Adam Nemet <anemet@caviumnetworks.com>
4771 * calls.c (emit_library_call_value_1): Restore code clearing
4772 ECF_LIBCALL_BLOCK to ensure that we only call end_sequence once.
4774 2008-05-14 Olivier Hainque <hainque@adacore.com>
4775 Nicolas Roche <roche@adacore.com>
4777 * configure.ac: Add support for a "gcc_subdir" variable in
4778 config-lang.in, to denote a subdirectory where the language/GCC
4779 integration files are to be found.
4780 * configure: Regenerate.
4782 2008-05-14 Ira Rosen <irar@il.ibm.com>
4784 PR tree-optimization/36098
4785 * tree-vect-analyze.c (vect_analyze_group_access): Set the gap
4786 value for the first load in the group in case of a gap.
4787 (vect_build_slp_tree): Check that there are no gaps in loads.
4789 2008-05-14 Kenneth Zadeck <zadeck@naturalbridge.com>
4791 * doc/rtl.texi: Removed reference to REG_NO_CONFLICT notes.
4792 * optabs.c (expand_binop, expand_absneg_bit, expand_unop,
4793 expand_copysign_bit, ): Change call to emit_no_conflict_block to
4794 emit_insn and remove unneeded code to construct extra args.
4795 (emit_no_conflict_block): Removed.
4796 * optabls.h: (emit_no_conflict_block): Removed.
4797 * cse.c (cse_extended_basic_block): Remove search for
4798 REG_NO_CONFLICT note.
4799 * global.c: Removed incorrect comment added in revision 117.
4800 * expr.c (convert_move): Change call to emit_no_conflict_block to
4802 * recog.c: Change comments so that they do not mention
4804 * local_alloc.c (combine_regs): Removed last parameter.
4805 (no_conflict_p): Removed.
4806 (block_alloc): Removed note, no_conflict_combined_regno and set
4807 local vars. Removed all code to process REG_NO_CONFLICT blocks.
4808 (combine_regs): Removed already_dead and code to look for
4809 REG_NO_CONFLICT notes.
4810 * lower_subreg (remove_retval_note): Removed code to look for
4811 REG_NO_CONFLICT block.
4812 (resolve_reg_notes): Removed REG_NO_CONFLICT case.
4813 (resolve_clobber): Remove code to process libcalls that have
4814 REG_NO_CONFLICT notes.
4815 * loop_invariant.c (find_invariant_insn): Removed REG_NO_CONFLICT
4817 * combine.c (can_combine_p, distribute_notes): Removed
4818 REG_NO_CONFLICT case.
4819 * config/cris/cris.md (movdi pattern): Changed emit_no_conflict_block
4821 * config/mn10300/mn10300.md (absdf2, negdf2 patterns): Ditto.
4822 * config/m68k/m68k.md (negdf2, negxf2, absdf2, absxf2 patterns):
4824 * reg-notes.def (NO_CONFLICT): Removed.
4826 2008-05-14 David S. Miller <davem@davemloft.net>
4828 * config/sparc/sparc.c (sparc_profile_hook): If
4829 NO_PROFILE_COUNTERS, don't generate and pass a label into mcount.
4830 * config/sparc/linux.h (NO_PROFILE_COUNTERS): Define as 1.
4831 * config/sparc/linux64.h (NO_PROFILE_COUNTERS): Likewise.
4833 2008-05-14 Andreas Krebbel <krebbel1@de.ibm.com>
4835 * cse.c (cse_cc_succs): Invoke delete_insn_and_edges.
4837 2008-05-13 Uros Bizjak <ubizjak@gmail.com>
4840 * config/i386/i386.c (ix86_expand_vector_init_general): Rearrange op0
4841 and op1 expansion before vector concat to have less live pseudos.
4843 2008-05-13 H.J. Lu <hongjiu.lu@intel.com>
4845 * config/i386/i386.c (ix86_expand_vector_init_one_nonzero): Use
4846 ix86_expand_vector_set if supported.
4848 2008-05-13 Diego Novillo <dnovillo@google.com>
4849 Kenneth Zadeck <zadeck@naturalbridge.com>
4851 http://gcc.gnu.org/ml/gcc-patches/2008-05/msg00748.html
4853 * tree.h (init_phinodes, fini_phinodes, release_phi_node,
4854 phinodes_print_statistics, init_ssanames, fini_ssanames,
4855 make_ssa_name, duplicate_ssa_name, duplicate_ssa_name_ptr_info,
4856 release_ssa_name, release_defs, replace_ssa_name_symbol,
4857 ssanames_print_statistics): Move ...
4858 * tree-flow.h: ... here.
4859 * tree-ssanames.c (init_ssanames): Add arguments FN and SIZE.
4860 Use FN instead of cfun.
4861 (make_ssa_name_fn): Rename from make_ssa_name.
4862 (pass_release_ssa_names): Add TODO_dump_func to finish flags.
4863 * tree-flow-inline.h (make_ssa_name): Move from
4864 tree-ssanames.c. Convert to static inline. Call make_ssa_name_fn.
4865 * omp-low.c (expand_omp_parallel):
4866 * tree-flow-inline.h (redirect_edge_var_map_result):
4867 * tree-ssa.c (init_tree_ssa): Add argument FN.
4868 Use it instead of cfun. Update all users.
4870 2008-05-13 Tom Tromey <tromey@redhat.com>
4872 PR preprocessor/22168:
4873 * doc/cpp.texi (Top): Update menu.
4874 (Alternatives to Wrapper #ifndef): New node.
4875 (Other Directives): Document deprecation.
4876 (Obsolete Features): Remove menu.
4877 (Assertions): Merge node into Obsolete Features.
4878 (Obsolete once-only headers): Move earlier; rename to Alternatives
4880 * doc/cppopts.texi: Update.
4881 * c.opt (Wdeprecated): Enable for C and ObjC.
4882 * doc/invoke.texi (Option Summary): Move -Wno-deprecated.
4883 (C++ Dialect Options): Move -Wno-deprecated from here to...
4884 (Warning Options): ... here.
4886 2008-05-13 Richard Guenther <rguenther@suse.de>
4889 * fold-const.c (fold_sign_changed_comparison): Do not allow
4890 changes in pointer-ness.
4892 2008-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4895 * config/sh/sh.c (sh_expand_prologue): Don't clear
4896 RTX_FRAME_RELATED_P for push insns.
4898 2008-05-12 Andy Hutchinson <hutchinsonandy@aim.com>
4900 * config/avr/avr.h (MAX_OFILE_ALIGNMENT): Define.
4902 2008-05-12 Anatoly Sokolov <aesok@post.ru>
4904 * config/avr/avr.h (machine_function): Add 'is_leaf' field.
4905 * config/avr/avr.c (avr_regs_to_save): Compute 'machine->is_leaf'.
4906 Use 'machine->is_leaf' instead of 'leaf_func_p'.
4908 2008-05-12 H.J. Lu <hongjiu.lu@intel.com>
4910 * config/i386/sse.md (*sse_concatv4sf): Renamed to ...
4911 (*vec_concatv4sf_sse): This.
4912 (*sse2_concatv2si): Renamed to ...
4913 (*vec_concatv2si_sse2): This.
4914 (*sse1_concatv2si): Renamed to ...
4915 (*vec_concatv2si_sse): This.
4916 (*vec_concatv2di_rex): Renamed to ...
4917 (*vec_concatv2di_rex64): This.
4918 (*vec_concatv2si_sse4_1): New.
4919 (*vec_concatv2di_rex64_sse4_1): Likewise.
4921 2008-05-12 Uros Bizjak <ubizjak@gmail.com>
4923 PR rtl-optimization/36111
4924 * recog.c (validate_replace_rtx_1): Unshare new RTL expression
4925 that was created for swappable operands.
4927 2008-05-12 Samuel Tardieu <sam@rfc1149.net>
4930 * Makefile.in: Substitute GNATMAKE and GNATBIND.
4931 * configure.ac: Add call to ACX_PROG_GNAT.
4933 2008-05-11 Volker Reichelt <v.reichelt@netcologne.de>
4935 * optc-gen.awk: Fix comment typo.
4937 2008-05-11 Aaron W. LaFramboise <aaronavay62@aaronwl.com>
4939 * pretty-print.c (pp_integer_with_precision): Use
4940 HOST_LONG_LONG_FORMAT.
4942 2008-05-10 Kenneth Zadeck <zadeck@naturalbridge.com>
4944 * gcse.c (store_killed_in_insn): Negated call to RTL_CONST_CALL_P.
4946 2008-05-10 H.J. Lu <hongjiu.lu@intel.com>
4948 * config/i386/i386.c (bdesc_ptest): Removed.
4949 (ix86_builtin_type): Add INT_FTYPE_V2DI_V2DI_PTEST.
4950 (bdesc_args): Add __builtin_ia32_ptestz128,
4951 __builtin_ia32_ptestc128 and __builtin_ia32_ptestnzc128.
4952 (ix86_init_mmx_sse_builtins): Updated.
4953 (ix86_expand_args_builtin): Handle INT_FTYPE_V2DI_V2DI_PTEST.
4954 (ix86_expand_builtin): Updated.
4956 2008-05-10 Richard Sandiford <rdsandiford@googlemail.com>
4958 * tree-cfg.c (valid_fixed_convert_types_p): New function.
4959 (verify_gimple_expr): Handle FIXED_CONVERT_EXPR.
4961 2008-05-10 Uros Bizjak <ubizjak@gmail.com>
4963 * value-prof.c (interesting_stringop_to_profile): Do not
4964 return early for BUILT_IN_MEMPCPY.
4966 2008-05-09 H.J. Lu <hongjiu.lu@intel.com>
4968 * calls.c (expand_call): Don't use callgraph to increase
4969 preferred_stack_boundary.
4971 * cgraph.h (cgraph_rtl_info): Use unsigned on
4972 preferred_incoming_stack_boundary.
4974 * final.c (rest_of_clean_state): Use unsigned on
4975 preferred_stack_boundary.
4977 2008-05-09 Tom Tromey <tromey@redhat.com>
4979 PR preprocessor/22231:
4980 * c-opts.c (sanitize_cpp_opts): Disallow -MG if compilation is
4983 2008-05-09 Uros Bizjak <ubizjak@gmail.com>
4985 PR tree-optimization/36129
4986 * tree-ssa-ccp.c: Include value-prof.h.
4987 (execute_fold_all_builtins): Call gimple_remove_stmt_histograms if
4988 built-in function was folded to a constant.
4989 * Makefile.in (tree-ssa-ccp.c): Depend on value-prof.h
4991 2008-05-09 Jan Sjodin <jan.sjodin@amd.com>
4992 Sebastian Pop <sebastian.pop@amd.com>
4994 * tree-scalar-evolution.c: Document instantiate_scev.
4995 (instantiate_parameters_1): Renamed instantiate_scev_1.
4996 Don't use the same loop for instantiation_loop and evolution_loop.
4997 (instantiate_scev): New.
4998 (instantiate_parameters): Moved...
4999 (resolve_mixers): Update call to instantiate_scev_1 to pass the
5000 same loop twice. Maintains the semantics for this function.
5001 * tree-scalar-evolution.h (instantiate_scev): Declare.
5002 (instantiate_parameters): ...here. Now static inline.
5003 * tree-data-ref.c (dr_analyze_indices): Call instantiate_scev
5004 instead of resolve_mixers.
5006 2008-05-09 Maxim Kuvyrkov <maxim@codesourcery.com>
5008 * rtl-factoring.c (collect_pattern_seqs): Fix typo.
5010 2008-05-09 Tomas Bily <tbily@suse.cz>
5012 * config/pa/pa.c (reloc_needed): Use CASE_CONVERT.
5013 * tree-cfg.c (verify_expr, verify_gimple_expr): Likewise.
5014 * tree-ssa-structalias.c (get_constraint_for): Likewise.
5015 * c-common.c (c_common_truthvalue_conversion): Likewise.
5016 * tree-object-size.c (compute_object_offset): Likewise.
5017 * tree-inline.c (estimate_num_insns_1): Likewise.
5018 * varasm.c (const_hash_1, compare_constant, copy_constant)
5019 (compute_reloc_for_constant, output_addressed_constants)
5020 (initializer_constant_valid_p): Likewise.
5021 * c-omp.c (check_omp_for_incr_expr): Likewise.
5022 * gimplify.c (gimplify_expr): Likewise.
5023 * c-typeck.c (c_finish_return): Likewise.
5024 * tree-vectorizer.c (supportable_widening_operation)
5025 (supportable_narrowing_operation): Likewise.
5026 * c-pretty-print.c (pp_c_cast_expression, pp_c_expression): Likewise.
5027 * matrix-reorg.c (can_calculate_expr_before_stmt): Likewise.
5028 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
5029 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info)
5030 (descr_info_loc): Likewise.
5031 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
5032 * fold-const.c (operand_equal_p, make_range, extract_muldiv_1)
5033 (fold_unary): Likewise.
5034 * builtins.c (get_pointer_alignment): Likewise.
5035 * tree-scalar-evolution.c (interpret_rhs_modify_stmt)
5036 (instantiate_parameters_1): Likewise.
5037 * tree.c (expr_align, stabilize_reference): Likewise.
5038 * tree-pretty-print.c (dump_generic_node, op_prio): Likewise.
5039 * tree-ssa-loop-niter.c (derive_constant_upper_bound): Likewise.
5040 * convert.c (strip_float_extensions): Use CONVERT_EXPR_P.
5041 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
5042 * config/alpha/alpha.c (va_list_skip_additions): Likewise.
5043 * c-common.c (c_alignof_expr, check_function_arguments_recurse):
5045 * tree-ssa.c (tree_ssa_useless_type_conversion): Likewise.
5046 * varasm.c (initializer_constant_valid_p, output_constant): Likewise.
5047 * tree-ssa-forwprop.c (get_prop_source_stmt, can_propagate_from)
5048 (forward_propagate_addr_expr_1, forward_propagate_addr_expr)
5049 (forward_propagate_comparison)
5050 (tree_ssa_forward_propagate_single_use_vars): Likewise.
5051 * cfgexpand.c (discover_nonconstant_array_refs_r): Likewise.
5052 * emit-rtl.c (component_ref_for_mem_expr)
5053 (set_mem_attributes_minus_bitpos): Likewise.
5054 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
5055 * gimplify.c (gimplify_conversion, goa_lhs_expr_p, gimplify_expr):
5057 * c-typeck.c (default_function_array_conversion, build_indirect_ref)
5058 (build_function_call, pointer_diff, build_compound_expr)
5059 (c_finish_return): Likewise.
5060 * tree-vect-analyze.c (vect_determine_vectorization_factor): Likewise.
5061 * matrix-reorg.c (get_inner_of_cast_expr, may_flatten_matrices_1):
5063 * tree-ssa-ifcombine.c (recognize_single_bit_test): Likewise.
5064 * expr.c (is_aligning_offset): Likewise.
5065 * tree-ssa-alias.c (is_escape_site): Likewise.
5066 * tree-stdarg.c (va_list_counter_bump, check_va_list_escapes)
5067 (check_all_va_list_escapes): Likewise.
5068 * tree-ssa-loop-ivopts.c (determine_base_object)
5069 (determine_common_wider_type): Likewise.
5070 * dojump.c (do_jump): Likewise.
5071 * tree-ssa-sccvn.c (simplify_unary_expression): Likewise.
5072 * tree-gimple.c (is_gimple_cast): Likewise.
5073 * fold-const.c (decode_field_reference, )
5074 (fold_sign_changed_comparison, fold_unary, fold_comparison)
5075 (fold_binary): Likewise.
5076 * tree-ssa-alias-warnings.c (find_alias_site_helper)
5077 (already_warned_in_frontend_p): Likewise.
5078 * builtins.c (get_memory_rtx, fold_builtin_next_arg): Likewise.
5079 * tree.c (really_constant_p, get_unwidened): Likewise.
5080 * tree-ssa-loop-niter.c (expand_simple_operations): Likewise.
5081 * tree-ssa-loop-im.c (rewrite_bittest): Likewise.
5082 * tree-vrp.c (register_edge_assert_for_2, register_edge_assert_for_1):
5084 * tree.h (STRIP_NOPS, STRIP_SIGN_NOPS, STRIP_TYPE_NOPS): Use
5086 (CONVERT_EXPR_P): Define.
5087 (CASE_CONVERT): Define.
5089 2008-05-08 Kenneth Zadeck <zadeck@naturalbridge.com>
5092 * dce.c (deletable_insn_p): Do not delete calls if df_in_progress.
5093 (delete_unmarked_insns): When deleting a call, call
5094 delete_unreachable_blocks.
5095 * rtl.texi (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5096 RTL_CONST_OR_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P): Fixed doc.
5098 2008-05-08 Richard Guenther <rguenther@suse.de>
5100 * doc/invoke.texi (-fdump-tree-salias): Remove documentation.
5101 (-ftree-salias): Likewise.
5102 (salias-max-implicit-fields): Remove param documentation.
5103 (salias-max-array-elements): Likewise.
5104 * tree-pass.h (pass_create_structure_vars): Remove.
5105 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5106 (SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5107 * tree-ssa-alias.c (create_structure_vars): Remove.
5108 (gate_structure_vars): Likewise.
5109 (pass_create_structure_vars): Likewise.
5110 (gate_build_alias): Likewise.
5111 (pass_build_alias): Adjust to run always and dump the function.
5112 * common.opt (ftree-salias): Hide.
5113 * passes.c (init_optimization_passes): Remove
5114 pass_create_structure_vars, adjust comment.
5115 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): Remove.
5116 (PARAM_SALIAS_MAX_ARRAY_ELEMENTS): Likewise.
5117 * opts.c (decode_options): Do not set flag_tree_salias.
5118 (common_handle_option): Add OPT_ftree_salias to the backward
5119 compatibility section.
5121 2008-05-08 Richard Guenther <rguenther@suse.de>
5123 * tree-flow-inline.h (var_can_have_subvars): Move ...
5124 * tree-ssa-structalias.c (var_can_have_subvars): ... here.
5125 * tree-flow.h (var_can_have_subvars): Remove.
5126 (push_fields_onto_fieldstack): Remove.
5127 (sort_fieldstack): Likewise.
5128 (struct fieldoff): Move ...
5129 * tree-ssa-structalias.c (struct fieldoff): ... here. Remove
5130 alias_set and base_for_components fields.
5131 (sort_fieldstack): Make static.
5132 (push_fields_onto_fieldstack): Likewise. Remove code that
5133 handles anything but RECORD_TYPEs. Remove alias_set and
5134 base_for_components handling.
5135 (create_variable_info_for): Adjust.
5137 2008-05-08 Seongbae Park <seongbae.park@gmail.com>
5139 * common.opt (Wframe-larger-than=): Shorten the help message
5141 * doc/invoke.texi (Wframe-larger-than=): Add more description.
5143 2008-05-08 Rafael Espindola <espindola@google.com>
5145 * tree-complex.c (expand_complex_div_wide): Don't create CONDs that
5147 * tree-gimple.c (is_gimple_condexpr): Check that the expression doesn't
5148 trap and that both operands are gimple values.
5149 (canonicalize_cond_expr_cond): Use is_gimple_condexpr.
5150 * gcc/tree-eh.c (tree_could_trap_p): Correctly detect if a comparison
5153 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5155 * read-rtl.c (join_c_conditions): Return the first string if the
5156 two strings are equal.
5158 2008-05-08 Richard Sandiford <rsandifo@nildram.co.uk>
5160 * gensupport.h (pred_data): Add a "num_codes" field.
5161 (add_predicate_code): Declare.
5162 * gensupport.c (add_predicate_code): New function.
5163 (std_pred_table): Add an "allows_const_p" field.
5164 (std_preds): Set this field for predicates that allow RTX_CONST_OBJs.
5165 Remove the (incomplete) list of such codes from the codes field.
5166 (init_predicate_table): Use add_predicate_code. Add all
5167 RTX_CONST_OBJs if allows_const_p is true.
5168 * genrecog.c (process_define_predicate): Use add_predicate_code.
5170 2008-05-08 David Daney <ddaney@avtrex.com>
5171 Richard Sandiford <rsandifo@nildram.co.uk>
5173 * config/mips/mips.md (mips_expand_compare_and_swap_12): Handle
5174 special case of constant zero operands.
5175 * config/mips/mips.c (mips_expand_compare_and_swap_12): Zero extend
5176 old and new values. Special case constant zero values.
5177 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Skip 'sync' if compare
5179 (MIPS_COMPARE_AND_SWAP_12): Handle constant zero operands.
5180 (MIPS_COMPARE_AND_SWAP_12_0): New macro.
5182 2008-05-08 Paolo Bonzini <bonzini@gnu.org>
5185 * simplify-rtx.c (simplify_plus_minus): Create CONST of
5186 similar RTX_CONST_OBJ before CONST_INT.
5188 2008-05-08 Steve Ellcey <sje@cup.hp.com>
5190 * stmt.c (expand_stack_restore): Change sa mode if needed.
5192 2008-05-08 Richard Guenther <rguenther@suse.de>
5194 * config/i386/i386-protos.h (ix86_return_in_memory): Adjust
5195 return type to bool.
5196 (ix86_sol10_return_in_memory): Likewise.
5197 (ix86_i386elf_return_in_memory): Likewise.
5198 (ix86_i386interix_return_in_memory): Likewise.
5199 * config/i386/i386.c (ix86_return_in_memory): Likewise.
5200 (ix86_sol10_return_in_memory): Likewise.
5201 (ix86_i386elf_return_in_memory): Likewise.
5202 (ix86_i386interix_return_in_memory): Likewise.
5204 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5207 * calls.c (compute_argument_block_size ): Add ATTRIBUTE_UNUSED to
5209 (emit_library_call_value_1): Add ATTRIBUTE_UNUSED to variable fndecl.
5210 * target-def.h: Check that TARGET_RETURN_IN_MEMORY isn't
5213 2008-05-08 Richard Guenther <rguenther@suse.de>
5215 * tree-data-ref.c (dr_analyze_alias): Do not set DR_SUBVARS.
5216 * tree-data-ref.h (struct dr_alias): Remove subvars field.
5217 (DR_SUBVARS): Remove.
5218 * tree-dfa.c (dump_subvars_for): Remove.
5219 (debug_subvars_for): Likewise.
5220 (dump_variable): Do not dump subvars.
5221 (remove_referenced_var): Do not remove subvars.
5222 * tree-flow-inline.h (clear_call_clobbered): SFTs no longer exist.
5223 (lookup_subvars_for_var): Remove.
5224 (get_subvars_for_var): Likewise.
5225 (get_subvars_at): Likewise.
5226 (get_first_overlapping_subvar): Likewise.
5227 (overlap_subvar): Likewise.
5228 * tree-flow.h (subvar_t): Remove.
5229 (struct var_ann_d): Remove subvars field.
5230 * tree-ssa-alias.c (mark_aliases_call_clobbered): Remove queued
5231 argument. Remove special handling of SFTs.
5232 (compute_tag_properties): Likewise.
5233 (set_initial_properties): Likewise.
5234 (compute_call_clobbered): Likewise.
5235 (count_mem_refs): Likewise.
5236 (compute_memory_partitions): Likewise.
5237 (compute_flow_insensitive_aliasing): Likewise.
5238 (setup_pointers_and_addressables): Likewise.
5239 (new_type_alias): Likewise.
5240 (struct used_part): Remove.
5241 (used_portions): Likewise.
5242 (struct used_part_map): Likewise.
5243 (used_part_map_eq): Likewise.
5244 (used_part_map_hash): Likewise.
5245 (free_used_part_map): Likewise.
5246 (up_lookup): Likewise.
5247 (up_insert): Likewise.
5248 (get_or_create_used_part_for): Likewise.
5249 (create_sft): Likewise.
5250 (create_overlap_variables_for): Likewise.
5251 (find_used_portions): Likewise.
5252 (create_structure_vars): Likewise.
5253 * tree.def (STRUCT_FIELD_TAG): Remove.
5254 * tree.h (MTAG_P): Adjust.
5255 (struct tree_memory_tag): Remove base_for_components and
5256 unpartitionable flags.
5257 (struct tree_struct_field_tag): Remove.
5258 (SFT_PARENT_VAR): Likewise.
5259 (SFT_OFFSET): Likewise.
5260 (SFT_SIZE): Likewise.
5261 (SFT_NONADDRESSABLE_P): Likewise.
5262 (SFT_ALIAS_SET): Likewise.
5263 (SFT_UNPARTITIONABLE_P): Likewise.
5264 (SFT_BASE_FOR_COMPONENTS_P): Likewise.
5265 (union tree_node): Remove sft field.
5266 * alias.c (get_alias_set): Remove special handling of SFTs.
5267 * print-tree.c (print_node): Remove handling of SFTs.
5268 * tree-dump.c (dequeue_and_dump): Likewise.
5269 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
5270 * tree-nrv.c (dest_safe_for_nrv_p): Remove special handling of SFTs.
5271 * tree-predcom.c (set_alias_info): Do not set subvars.
5272 * tree-pretty-print.c (dump_generic_node): Do not handle SFTs.
5273 * tree-ssa-loop-ivopts.c (get_ref_tag): Likewise.
5274 * tree-ssa-operands.c (access_can_touch_variable): Likewise.
5275 (add_vars_for_offset): Remove.
5276 (add_virtual_operand): Remove special handling of SFTs.
5277 (add_call_clobber_ops): Likewise.
5278 (add_call_read_ops): Likewise.
5279 (get_asm_expr_operands): Likewise.
5280 (get_modify_stmt_operands): Likewise.
5281 (get_expr_operands): Likewise.
5282 (add_to_addressable_set): Likewise.
5283 * tree-ssa.c (verify_ssa_name): Do not handle SFTs.
5284 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5285 * tree-vect-transform.c (vect_create_data_ref_ptr): Do not set subvars.
5286 * tree.c (init_ttree): Remove STRUCT_FIELD_TAG initialization.
5287 (tree_code_size): Remove STRUCT_FIELD_TAG handling.
5288 (tree_node_structure): Likewise.
5289 * tree-ssa-structalias.c (set_uids_in_ptset): Remove special
5291 (find_what_p_points_to): Likewise.
5293 2008-05-08 Sa Liu <saliu@de.ibm.com>
5295 * config/spu/spu.md: Fixed subti3 pattern.
5297 2008-05-08 Richard Guenther <rguenther@suse.de>
5300 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Make
5301 sure to create a representative for trailing arrays for PTA.
5303 2008-05-08 Richard Guenther <rguenther@suse.de>
5306 * fold-const.c (operand_equal_p): Two objects which types
5307 differ in pointerness are not equal.
5309 2008-05-08 Kai Tietz <kai.tietz@onevision.com>
5311 * calls.c (compute_argument_block_size): Add argument tree fndecl.
5312 (OUTGOING_REG_PARM_STACK_SPACE): Add function type argument.
5313 (emit_library_call_value_1): Add new variable fndecl initialized by
5314 NULL_TREE. It should be the decl type of orgfun, but this information
5315 seems not to be available here, so it uses the default calling abi.
5316 * config/arm/arm.c (arm_return_in_memory): Add fntype argumen.
5317 * config/arm/arm.h (RETURN_IN_MEMORY): Replace RETURN_IN_MEMORY
5318 by TARGET_RETURN_IN_MEMORY.
5319 * config/i386/i386-interix.h: Likewise.
5320 * config/i386/i386.h: Likewise.
5321 * config/i386/i386elf.h: Likewise.
5322 * config/i386/ptx4-i.h: Likewise.
5323 * config/i386/sol2-10.h: Likewise.
5324 * config/i386/sysv4.h: Likewise.
5325 * config/i386/vx-common.h: Likewise.
5326 * config/cris/cris.h: Removed #if 0 clause.
5327 * config/arm/arm-protos.h (arm_return_in_memory): Add fntype argument.
5328 * config/i386/i386-protos.h (ix86_return_in_memory): Add fntype
5330 (ix86_sol10_return_in_memory): Likewise.
5331 (ix86_i386elf_return_in_memory): New.
5332 (ix86_i386interix_return_in_memory): New.
5333 * config/mt/mt-protos.h (mt_return_in_memory): New.
5334 * config/mt/mt.c: Likewise.
5335 * config/mt/mt.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5336 (RETURN_IN_MEMORY): Replace by TARGET_RETURN_IN_MEMORY.
5337 * config/bfin/bfin.h: Likewise.
5338 * config/bfin/bfin-protos.h (bfin_return_in_memory): Add fntype
5340 * config/bfin/bfin.c: Likewise.
5341 * config/pa/pa.h (OUTGOING_REG_PARM_STACK_SPACE): Add FNTYPE argument.
5342 * config/alpha/unicosmk.h: Likewise.
5343 * config/i386/cygming.h: Likewise.
5344 * config/iq2000/iq2000.h: Likewise.
5345 * config/mips/mips.h: Likewise.
5346 * config/mn10300/mn10300.h: Likewise.
5347 * config/rs6000/rs6000.h: Likewise.
5348 * config/score/score.h: Likewise.
5349 * config/spu/spu.h: Likewise.
5350 * config/v850/v850.h: Likewise.
5351 * defaults.h: Likewise.
5352 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Adjust documentation.
5353 * expr.c (emit_block_move): Adjust use of
5354 OUTGOING_REG_PARM_STACK_SPACE.
5355 * function.c (STACK_DYNAMIC_OFFSET): Adjust use of
5356 OUTGOING_REG_PARM_STACK_SPACE.
5357 * targhooks.c (default_return_in_memory): Remove RETURN_IN_MEMORY.
5359 2008-05-08 Jakub Jelinek <jakub@redhat.com>
5361 * tree-parloops.c (create_parallel_loop): Set OMP_RETURN_NOWAIT
5362 on OMP_RETURN for OMP_FOR.
5365 * dwarf2out.c (dw_expand_expr, common_check): Removed.
5366 (fortran_common): New function.
5367 (gen_variable_die): Call fortran_common instead of common_check,
5368 adjust for it returning tree instead of rtx. Formatting.
5370 2008-05-07 Kenneth Zadeck <zadeck@naturalbridge.com>
5374 * see.c (see_copy_insn): Copy new pure const attributes for new call.
5375 * c-decl.c (merge_decls): Ditto.
5376 * postreload.c (record_opr_changes): Change CONST_OR_PURE_CALL_P
5377 to RTL_CONST_OR_PURE_CALL_P.
5378 * tree.c (define_local_buitin): Rename DECL_IS_PURE to DECL_PURE_P.
5379 Initialized DECL_LOOPING_CONST_PURE.
5380 (process_call_operands): Set tree_side_effects properly.
5381 * tree.h (TREE_READONLY_DECL_P): Removed.
5382 (DECL_IS_PURE): Renamed to DECL_PURE_P.
5383 (DECL_LOOPING_OR_CONST_P): New macro.
5384 (struct tree_function_decl): Added looping_const_or_pure_p.
5386 (ECF_LOOPING_OR_CONST_P): New macro.
5387 * rtlanal.c (pure_const_p): Removed.
5388 * builtins.c (expand_builtin): Rename DECL_IS_PURE to DECL_PURE_P.
5389 * reorg.c (delete_prior_computation) Changed CONST_OR_PURE_CALL_P
5390 to RTL_CONST_CALL_P.
5391 * ipa-pure-const.c (pure_const_state_e): Added looping field.
5392 (check_decl, check_tree, check_call, scan_function): Initialize
5394 (analyze_function): Rename DECL_IS_PURE to DECL_PURE_P.
5395 (static_execute): Set looping true for recursive functions.
5396 Undo setting state to IPA_NEITHER for recursive functions.
5398 * ifcvt.c (noce_can_store_speculate_p): Changed
5399 CONST_OR_PURE_CALL_P and pure_call_p to RTL_CONST_CALL_P or
5400 RTL_CONST_OR_PURE_CALL_P.
5401 * dse.c (scan_insn): Ditto.
5402 * local-alloc.c (validate_equiv_mem, memref_used_between_p): Ditto.
5403 * gcse.c (oprs_not_seen_p) Changed CONST_OR_PURE_CALL_P to
5404 RTL_CONST_OR_PURE_CALL_P.
5405 (store_killed_in_insn): Changed CONST_OR_PURE_CALL_P and
5406 pure_call_p to RTL_CONST_CALL_P.
5407 * gimplify.c (gimplify_call_expr): Clear side effects for
5408 non-looping pure and constant calls.
5409 * calls.c (emit_call_1): Set rtl flags from ecf flags.
5410 (flags_from_decl_or_type): Set ecf flags from decl flags.
5411 (initialize_argument_information): Turn off
5412 ECF_LOOPING_CONST_OR_PURE when turning off ECF_CONST.
5413 Change const to pure if callee_copies is true rather than just
5415 (expand_call): Turn off ECF_LOOPING_PURE_CONST_CALL and remove old
5416 way of marking pure calls.
5417 (emit_library_call_value_1): Turn off ECF_LOOPING_PURE_CONST_CALL.
5418 Remove hack that was supposed to fix pr7335 and remove old
5419 way of marking pure calls.
5420 * emit-rtl.c (emit_copy_of_insn_after): Copy RTL_CONST_CALL_P,
5421 RTL_PURE_CALL_P, RTL_LOOPING_CONST_OR_PURE_CALL_P.
5422 * cselib.c (cselib_process_insn): Changed CONST_OR_PURE_CALL_P to
5423 RTL_CONST_OR_PURE_CALL_P.
5424 * tree-ssa-pre.c (can_value_number_call): Fixed spacing.
5425 * loop-invariant.c (find_exits, find_invariant_bb): Changed
5426 CONST_OR_PURE_CALL_P to RTL_CONST_OR_PURE_CALL_P.
5427 * sched-deps.c (schedule_analyze): Ditto.
5428 * rtl.h (struct rtx_def): Use call field, unchanging field, and
5429 return_val field of calls to represent pure and const function info.
5430 (CONST_OR_PURE_CALL_P): Deleted macro.
5431 (RTL_CONST_CALL_P, RTL_PURE_CALL_P,
5432 RTL_LOOPING_CONST_OR_PURE_CALL_P, RTL_CONST_OR_PURE_P): New macros.
5433 * tree-inline.c (copy_body_r): Changed TREE_READONLY_DECL_P to
5435 * tree-optimize.c (execute_fixup_cfg): Added test for
5436 ECF_LOOPING_CONST_OR_PURE.
5437 * c-common.c (handle_pure_attribute): Changed DECL_IS_PURE to
5439 * tree-cfg.c (update_call_expr_flags): Do not clear tree side
5440 effects for looping pure or const calls.
5441 (verify_gimple_expr): Added verification code.
5442 * config/alpha/alpha.c (alpha_legitimize_address,
5443 alpha_emit_xfloating_libcall): Changed CONST_OR_PURE_CALL_P to
5445 * config/s390/s390.c (s390_emit_tls_call_insn): Ditto.
5446 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Ditto.
5447 * config/mips/mips.c (mips_call_tls_get_addr): Ditto.
5448 * cfgrtl.c (need_fake_edge_p): Changed CONST_OR_PURE_CALL_P to
5449 RTL_CONST_OR_PURE_CALL_P.
5450 * dce.c (deletable_insn_p): Allow non looping, non sibling, pure
5451 and const calls to be deleted.
5453 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5456 * config/i386/mmx.md (mmx_subv2sf3): New expander.
5457 (*mmx_subv2sf3): Rename from mmx_subv2sf3 insn pattern.
5458 (*mmx_eqv2sf3): Rename from mmx_eqv2sf3 insn pattern.
5459 (mmx_eqv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5460 to handle nonimmediate operands.
5461 (*mmx_paddwd): Rename from mmx_paddwd insn pattern.
5462 (mmx_paddwd): New expander. Use ix86_fixup_binary_operands_no_copy
5463 to handle nonimmediate operands.
5464 (*mmx_pmulhrwv4hi3): Rename from mmx_pmulhrwv4hi3 insn pattern.
5465 (mmx_pmulhrwv4hi3): New expander. Use
5466 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5467 (*sse2_umulv1siv1di3): Rename from sse2_umulv1siv1di3 insn pattern.
5468 (sse2_umulv1siv1di3): New expander. Use
5469 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5470 (*mmx_eq<mode>3): Rename from mmx_eq<mode>3 insn pattern.
5471 (mmx_eq<mode>3): New expander. Use
5472 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5473 (*mmx_uavgv8qi3): Rename from mmx_uavgv8qi3 insn pattern.
5474 (mmx_uavgv8qi3): New expander. Use
5475 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5476 (*mmx_uavgv4hi3): Rename from mmx_uavgv4hi3 insn pattern.
5477 (mmx_uavgv4hi3): New expander. Use
5478 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5480 * config/i386/sse.md
5481 (sse_movhlps_exp): New expander. Use ix86_fixup_binary_operands
5482 to handle nonimmediate operands.
5483 (sse_movlhps_exp): New expander. Use ix86_fixup_binary_operands
5484 to handle nonimmediate operands.
5485 (sse_loadhps_exp): New expander. Use ix86_fixup_binary_operands
5486 to handle nonimmediate operands.
5487 (sse_loadlps_exp): New expander. Use ix86_fixup_binary_operands
5488 to handle nonimmediate operands.
5489 (sse2_unpckhpd_exp): New expander. Use
5490 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5491 (sse2_unpcklpd_exp): New expander. Use
5492 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5493 (sse_loadhpd_exp): New expander. Use ix86_fixup_binary_operands
5494 to handle nonimmediate operands.
5495 (sse_loadlpd): New expander. Use ix86_fixup_binary_operands
5496 to handle nonimmediate operands.
5497 (*sse2_<plusminus_insn><mode>3): Rename from
5498 sse2_<plusminus_insn><mode>3 insn pattern.
5499 (sse2_<plusminus_insn><mode>3): New expander. Use
5500 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5501 (*sse2_umulv2siv2di3): Rename from sse2_umulv2siv2di3 insn pattern.
5502 (sse2_umulv2siv2di3): New expander. Use
5503 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5504 (*sse4_1_mulv2siv2di3): Rename from sse4_1_mulv2siv2di3 insn pattern.
5505 (sse4_1_mulv2siv2di3): New expander. Use
5506 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5507 (*sse2_pmaddwd): Rename from sse2_pmaddwd insn pattern.
5508 (sse2_pmaddwd): New expander. Use
5509 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5510 (*sse2_eq<mode>3): Rename from sse2_eq<mode>3 insn pattern.
5511 (sse2_eq<mode>3): New expander. Use
5512 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5513 (*sse4_1_eqv2di3): Rename from sse4_1_eqv2di3 insn pattern.
5514 (sse4_1_eqv2di3): New expander. Use
5515 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5516 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5517 (sse2_uavgv16qi3): New expander. Use
5518 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5519 (*sse2_uavgv16qi3): Rename from sse2_uavgv16qi3 insn pattern.
5520 (sse2_uavgv16qi3): New expander. Use
5521 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5522 (*sse2_uavgv8hi3): Rename from sse2_uavgv8hi3 insn pattern.
5523 (sse2_uavgv8hi3): New expander. Use
5524 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5525 (*ssse3_pmulhrswv8hi3): Rename from ssse3_pmulhrswv8hi3 insn pattern.
5526 (ssse3_pmulhrswv8hi3): New expander. Use
5527 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5528 (*ssse3_pmulhrswv4hi3): Rename from ssse3_pmulhrswv4hi3 insn pattern.
5529 (ssse3_pmulhrswv4hi3): New expander. Use
5530 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5532 (<sse>_vm<plusminus_insn><mode>3): Do not use ix86_binary_operator_ok.
5533 (<sse>_vmmul<mode>3): Ditto.
5534 (divv4sf3): Do not use ix86_fixup_binary_operands_no_copy.
5536 (ssse3_pmaddubsw128): Use register_operand for operand 1.
5537 (ssse3_pmaddubsw): Ditto.
5539 * config/i386/i386.c (struct_builtin_description)
5540 [IX86_BUILTIN_LOADHPS]: Use CODE_FOR_sse_loadhps_exp.
5541 [IX86_BUILTIN_STOREHPS]: Use CODE_FOR_sse_loadlps_exp.
5542 [IX86_BUILTIN_LOADHPD]: Use CODE_FOR_sse2_loadhpd_exp.
5543 [IX86_BUILTIN_LOADLPD]: Use CODE_FOR_sse2_loadlpd_exp.
5544 [IX86_BUILTIN_MOVHLPS]: Use CODE_FOR_sse_movhlps_exp.
5545 [IX86_BUILTIN_MOVLHPS]: Use CODE_FOR_sse_movlhps_exp.
5546 [IX86_BUILTIN_UNPCKHPD]: Use FOR_sse2_unpckhpd_exp.
5547 [IX86_BUILTIN_UNPCKLPD]: Use FOR_sse2_unpcklpd_exp.
5548 (ix86_fixup_binary_operands): Assert that src1
5549 and src2 must have the same mode when swapped.
5550 (ix86_expand_binop_builtin): Do not use ix86_fixup_binary_operands
5551 and ix86_binary_operator_ok. Do not force operands in registers
5554 2008-05-07 Jan Hubicka <jh@suse.cz>
5556 * cgraph.c (dump_cgraph_node): Update.
5557 * cgraph.h (cgraph_local_info): Break out inline summary.
5558 * cgraphunit.c (cgraph_process_new_functions): Use inliner analysis
5560 * ipa-inline (inline_summary): New accestor function.
5561 (cgraph_clone_inlined_nodes, cgraph_check_inline_limits,
5562 cgraph_decide_inlining, compute_inline_parameters): Update.
5563 * ipa.c (cgraph_remove_unreachable_nodes): Remove statistics.
5565 2008-05-07 Maxim Kuvyrkov <maxim@codesourcery.com>
5567 Cleanup ColdFire scheduling support and add V4 pipeline model.
5569 * config/m68k/m68k.md (UNSPEC_TIE): New constant.
5570 (define_attr cpu): Add cfv4 value.
5571 (define_attr type, define_attr type1): Merge into a single 'type'
5572 attribute. Update all uses.
5573 (define_attr opx_type, define_attr opy_type, define_attr opx_access):
5574 Rearrange and update. Rename value 'reg' to 'Rn', add value 'FPn'.
5576 (define_attr opx_mem, define_attr opy_mem): Remove.
5577 (define_attr op_mem): Clean up, update comment.
5578 (define_attr size): Use specific values instead of general int.
5579 (define_attr guess, define_attr split): Remove. Update all uses.
5580 (movdf_internal, tstsi_internal, tsthi_internal, tstqi_internal,
5581 tst<mode>_68881, pushexthisi_const, movsi_const0_68000_10,
5582 movsi_const0_68040_60, movsi_const0, movsi_cf, movstrictqi_cf,
5583 zero_extendhisi2_cf, zero_extendqisi2_cfv4, cfv4_extendhisi2,
5584 68k_extendhisi2, extendqihi2, cfv4_extendqisi2, 68k_extendqisi2,
5585 floatsi<mode>2_68881, ftrunc<mode>2_68881, ftrunc<mode>2_cf,
5586 fix<mode>qi2_68881, fix<mode>hi2_68881, fix<mode>si2_68881,
5587 adddi_dishl32, addsi3_5200, add<mode>3_floatsi_68881,
5588 add<mode>3_floathi_68881, add<mode>3_floatqi_68881,
5589 add<mode>3_68881, add<mode>3_cf, subdi_dishl32, subsi3,
5590 sub<mode>3_floatsi_68881, sub<mode>3_floathi_68881,
5591 sub<mode>3_floatqi_68881, sub<mode>3_68881, sub<mode>3_cf,
5592 mulhi3, mulhisi3, mulhisisi3_s, mulsi3_68020, mulsi3_cf,
5593 umulhisi3, mulhisisi3_z, mul<mode>3_floatsi_68881,
5594 mul<mode>3_floathi_68881, mul<mode>3_floatqi_68881, fmul<mode>3_cf,
5595 div<mode>3_cf, sqrt<mode>2_cf, abs<mode>2_cf, clzsi2,
5596 one_cmplsi2_5200, subreghi1ashrdi_const32, ashrsi3, lshrsi3,
5597 bsetmemqi, bsetmemqi_ext, bclrmemqi, bclrmemqi_ext,
5598 beq, bne, bgt, blt, bordered, bunordered, buneq, bunge, bungt, bunle,
5599 bunlt, bltgt, tablejump_internal, call, non_symbolic_call_value,
5600 symbolic_call_value_jsr, symbolic_call_value_bsr, link):
5601 Update or set attributes.
5602 (stack_tie): New fake instruction.
5604 * config/m68k/m68k.h (TUNE_CFV4): New macro.
5605 (m68k_sched_attr_size): Update declaration.
5606 (m68k_sched_attr_type2): Remove.
5607 (m68k_sched_address_bypass_p, m68k_sched_indexed_address_bypass_p):
5608 Declare new bypass predicates.
5610 * config/m68k/m68k.c (m68k_sched_issue_rate,
5611 m68k_sched_first_cycle_multipass_dfa_lookahead): Declare hook
5613 (TARGET_SCHED_ISSUE_RATE,
5614 TARGET_SCHED_FIRST_CYCLE_MULTIPASS_DFA_LOOKAHEAD): Override hooks.
5615 (override_options): Handle scheduling for ColdFire V4 core.
5616 (m68k_expand_prologue): Emit stack_tie.
5617 (enum attr_op_type): Split value 'OP_TYPE_REG' to 'OP_TYPE_RN' and
5618 'OP_TYPE_FPN'. Update all uses.
5619 (sched_guess_p): Remove.
5620 (sched_address_type): Handle symbolic addresses.
5621 (sched_get_operand): New static function.
5622 (sched_operand_type): Merge into sched_attr_op_type.
5623 (sched_attr_op_type): Handle FP registers, handle quick constants,
5625 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type): Update.
5626 (m68k_sched_attr_size): Update. Move logic to ...
5627 (sched_get_attr_size_int): New static function.
5628 (sched_get_opxy_mem_type): New static function.
5629 (m68k_sched_attr_op_mem): Update.
5630 (m68k_sched_attr_type2): Remove.
5631 (sched_cfv4_bypass_data): New static variable.
5632 (m68k_sched_adjust_cost): Handle ColdFire V4 bypass.
5633 (m68k_sched_issue_rate): Implement scheduler hook.
5634 (struct _sched_ib: enabled_p): New field.
5635 (m68k_sched_variable_issue): Update. Handle V4.
5636 (SCHED_DUMP_TODO, SCHED_DUMP_DONE, SCHED_DUMP_NOTHING,
5637 sched_dump_class_func_t, sched_dump_split_class,
5638 sched_dump_dfa_guess_unit_code, sched_dump_dfa_state,
5639 sched_dump_dfa_class, m68k_sched_dump): Remove.
5640 (m68k_sched_first_cycle_multipass_dfa_lookahead): Implement scheduler
5642 (m68k_sched_init_global): Remove statisctics dumping, introduce
5643 sanity check that all instructions have pipeline reservations. Handle
5645 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
5646 Handle ColdFire V4 core.
5647 (sched_mem_operand_p, sched_get_reg_operand, sched_get_mem_operand):
5648 New static functions.
5649 (m68k_sched_address_bypass_p): New bypass predicate.
5650 (sched_get_indexed_address_scale): New static function.
5651 (m68k_sched_indexed_address_bypass_p): New bypass predicate.
5653 * cf.md: Update comments.
5654 (define_attr type2): Remove. Use 'type' attribute instead.
5656 (cf_ib): Rename to cfv123_ib. Update all uses.
5657 (cf_oep): Rename to cfv123_oep. Update all uses.
5658 (cf_chr): Rename to cfv123_chr. Update all uses.
5659 (cf_mem): Rename to cfv123_mem. Update all uses.
5660 (cf_mac): Move to more appropriate place.
5661 (cfv123_guess): New automaton and cpu_unit.
5662 (cfv123_*, cfv12_*, cfv1_*, cfv2_*, cfv3_*): Use type attribute.
5663 Update uses of 'size' attribute. Handle before reload scheduling.
5664 (cfv123_guess): New dummy reservation for unhandled instructions.
5665 (cfv4_*): Pipeline description of ColdFire V4 core.
5666 (ignore): New reservation to handle 'ignore' type.
5668 2008-05-07 Ian Lance Taylor <iant@google.com>
5671 * gimplify.c (find_single_pointer_decl_1): Don't look through
5673 (find_single_pointer_decl): Adjust comments.
5675 2008-05-07 Jakub Jelinek <jakub@redhat.com>
5678 * fold-const.c (fold_binary): Use STRIP_SIGN_NOPS instead of
5679 STRIP_NOPS on arguments even for MIN_EXPR and MAX_EXPR.
5682 * omp-low.c (expand_omp_atomic_pipeline): Load value using the
5683 integral type rather than floating point, then VIEW_CONVERT_EXPR
5684 to the floating point type.
5686 2008-05-07 Uros Bizjak <ubizjak@gmail.com>
5688 * config/i386/i386.c (ix86_expand_copysign): Force non-zero constant
5689 TFmode op0 to register.
5691 2008-05-07 Alan Modra <amodra@bigpond.net.au>
5693 * c-decl.c (grokdeclarator): Comment typo.
5695 2008-05-06 Aldy Hernandez <aldyh@redhat.com>
5697 * tree-flow.h: Remove prototype for computed_goto_p.
5698 * tree-cfg.c (computed_goto_p): Make static.
5700 2008-05-06 H.J. Lu <hongjiu.lu@intel.com>
5703 * config/i386/i386.c (contains_128bit_aligned_vector_p): Renamed to ...
5704 (contains_aligned_value_p): This. Handle _Decimal128.
5705 (ix86_function_arg_boundary): Only align _Decimal128 to its
5706 natural boundary and handle it properly.
5708 2008-05-06 Martin Jambor <mjambor@suse.cz>
5710 * ipa-cp.c (ipcp_method_orig_node): Renamed to ipcp_get_orig_node.
5711 (ipcp_method_is_cloned): Renamed to ipcp_node_is_clone
5712 (ipcp_method_set_orig_node): Removed.
5713 (ipcp_cval_get_cvalue_type): Removed.
5714 (ipcp_method_get_scale): Renamed to ipcp_get_node_scale.
5715 (ipcp_method_set_scale): Renamed to ipcp_set_node_scale.
5716 (ipcp_cval_set_cvalue_type): Removed.
5717 (ipcp_cval_get_cvalue): Removed.
5718 (ipcp_cval_set_cvalue): Removed.
5719 (ipcp_type_is_const): Renamed to ipcp_lat_is_const.
5720 (ipcp_cval_equal_cvalues): Renamed to ipcp_lats_are_equal
5721 (ipcp_lats_are_equal): Changed parameters to two ipcp_lattice's
5722 (ipcp_cval_meet): Renamed to ipa_lattice_meet
5723 (ipcp_cval_changed): Changed to use ipcp_lat_is_const
5724 (ipcp_method_cval): Renamed to ipcp_get_ith_lattice
5725 (ipcp_get_ith_lattice): Changed parameters.
5726 (ipcp_cval_compute): Renamed to ipcp_lattice_from_jfunc
5727 (ipcp_lattice_from_jfunc): Changed parameters.
5728 (ipcp_redirect): Local lattice pointer instead of lattice type variable.
5729 (ipcp_method_cval_print): Added temporary variable info.
5730 (ipcp_redirect): Removed already unused local variable caller.
5731 (ipcp_redirect): New temporary variable orig_callee_info
5732 (ipcp_redirect): Removed newly unused local variable callee.
5733 (ipcp_redirect): Removed (a bit confusing) local variable type.
5734 (ipcp_insert_stage): Added local variable info.
5735 (ipcp_cval_changed): Renamed to ipcp_lattice_changed, parameters
5737 (ipcp_formal_create): Removed.
5738 (ipcp_method_cval_set): Removed.
5739 (ipcp_propagate_stage): Renamed lattice variables.
5740 (ipcp_method_cval_set_cvalue_type): Removed.
5741 (ipcp_method_cval_print): Renamed to ipcp_print_all_lattices
5742 (ipcp_print_all_lattices): Changed printed strings to refer to
5743 lattices rather than cvals.
5744 (ipcp_method_cval_init): Renamed to ipcp_initialize_node_lattices
5745 (ipcp_propagate_const): Changed formal parameters.
5746 (build_const_val): Changed formal parameters.
5747 (ipcp_insert_stage): Removed useless variable cvalue
5748 (build_const_val): Changed formal parameters.
5749 (ipcp_method_compute_scale): Renamed to ipcp_compute_node_scale
5750 (ipcp_after_propagate): Renamed to ipcp_change_tops_to_bottom
5751 (ipcp_callsite_param_print): Renamed to ipcp_print_all_jump_functions
5752 (ipcp_profile_mt_count_print): Renamed to ipcp_print_func_profile_counts
5753 (ipcp_print_func_profile_counts): Changed string from "method" to
5755 (ipcp_profile_cs_count_print): Renamed to ipcp_print_call_profile_counts
5756 (ipcp_profile_edge_print): Renamed to ipcp_print_edge_profiles
5757 (ipcp_profile_bb_print): Renamed to ipcp_print_bb_profiles
5758 (ipcp_structures_print): Renamed to ipcp_print_all_structures
5759 (ipcp_profile_print): Renamed to ipcp_print_profile_data
5760 (ipcp_lat_is_const): Changed parameters and made inline.
5761 (ipcp_replace_map_create): Renamed to ipcp_create_replace_map
5762 (ipcp_redirect): Renamed to ipcp_need_redirect_p
5763 (ipcp_need_redirect_p): Calls ipcp_lat_is_const instead of using
5764 the predicate condition directly
5765 (ipcp_propagate_stage): Added local variable args. Removed local
5766 variable callee. (Both are mere code simplifications.)
5767 (ipcp_method_dont_insert_const): Renamed to
5768 ipcp_node_not_modifiable_p.
5769 (ipcp_node_not_modifiable_p): Made inline.
5770 (ipcp_cloned_create): Renamed to ipcp_init_cloned_node
5771 (ipcp_propagate_const): Renamed to ipcp_propagate_one_const
5772 (ipcp_print_all_lattices): Removed variable cvalue
5773 (ipcp_method_scale_print): Renamed to ipcp_function_scale_print
5776 2008-05-06 Olivier Hainque <hainque@adacore.com>
5778 * tree-sra.c (try_instantiate_multiple_fields): Early return
5779 if field has POINTER_TYPE.
5781 2008-05-06 Kai Tietz <kai.tietz@onevision.com>
5783 * config/i386/i386.c (output_set_got): Fix for x86_64 output_emit_asm
5784 by using 'q' specifier for instruction.
5785 (ix86_file_end): Replaced case TARGET_64BIT_MS_ABI by TARGET_64BIT.
5787 2008-05-06 Anatoly Sokolov <aesok@post.ru>
5789 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
5790 Change mode of zero_extract from QImode to HImode.
5791 (sign bit tests peepholes): (Ditto.).
5793 2008-05-06 Uros Bizjak <ubizjak@gmail.com>
5795 * config/i386/mmx.md: Remove double backslashes from asm templates.
5796 (*mmx_addv2sf3): Rename from mmx_addv2sf3 insn pattern.
5797 (mmx_addv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5798 to handle nonimmediate operands.
5799 (*mmx_mulv2sf3): Rename from mmx_mulv2sf3 insn pattern.
5800 (mmx_mulv2sf3): New expander. Use ix86_fixup_binary_operands_no_copy
5801 to handle nonimmediate operands.
5802 (*mmx_<code>v2sf3_finite): New insn pattern.
5803 (*mmx_<code>v2sf3): Rename from mmx_<code>v2sf3 insn pattern.
5804 (mmx_<code>v2sf3): New expander. Use
5805 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5806 (mmx_<plusminus_insn><mode>3): New expander. Use
5807 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5808 (*mmx_<plusminus_insn><mode>3): New insn pattern.
5809 (mmx_add<mode>3): Removed.
5810 (mmx_ssadd<mode>3): Ditto.
5811 (mmx_usadd<mode>3): Ditto.
5812 (mmx_sub<mode>3): Ditto.
5813 (mmx_sssub<mode>3): Ditto.
5814 (mmx_ussub<mode>3): Ditto.
5815 (*mmx_mulv4hi3): Rename from mmx_mulv4hi3 insn pattern.
5816 (mmx_mulv4hi3): New expander. Use ix86_fixup_binary_operands_no_copy
5817 to handle nonimmediate operands.
5818 (*mmx_smulv4hi3_highpart): Rename from mmx_smulv4hi3_highpart
5820 (mmx_smulv4hi3_highpart): New expander. Use
5821 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5822 (*mmx_umulv4hi3_highpart): Rename from mmx_umulv4hi3_highpart
5824 (mmx_umulv4hi3_highpart): New expander. Use
5825 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5826 (*mmx_<code>v4hi3): Rename from mmx_<code>v4hi3 insn pattern.
5827 (mmx_<code>v4hi3): New expander. Use
5828 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5829 (*mmx_<code>v8qi3): Rename from mmx_<code>v8qi3 insn pattern.
5830 (mmx_<code>v8qi3): New expander. Use
5831 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5832 (*mmx_<code><mode>3): Rename from mmx_<code><mode>3 insn pattern.
5833 (mmx_<code><mode>3): New expander. Use
5834 ix86_fixup_binary_operands_no_copy to handle nonimmediate operands.
5836 2008-05-05 Jan Hubicka <jh@suse.cz>
5838 PR tree-optimization/36118
5839 * passes.c (pass_init_dump_file): Fix dump header.
5841 2008-05-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
5844 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Don't create
5845 VCE for function decls.
5847 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5849 * config/i386/sse.md (sse2_<plusminus_insn><mode>3): Fix a typo.
5851 2008-05-05 H.J. Lu <hongjiu.lu@intel.com>
5853 * config/i386/i386.md (sat_plusminus): New.
5854 (plusminus_insn): Likewise.
5855 (plusminus_mnemonic): Likewise.
5857 (comm): Add ss_plus, us_plus, ss_minus and us_minus.
5858 (*<addsub><mode>3_cc_overflow): Renamed to ...
5859 (*<plusminus_insn><mode>3_cc_overflow): This.
5860 (*<addsub>si3_zext_cc_overflow): Renamed to ...
5861 (*<plusminus_insn>si3_zext_cc_overflow): This.
5863 * config/i386/sse.md (<addsub><mode>3): Renamed to ...
5864 (<plusminus_insn><mode>3): This.
5865 (*<addsub><mode>3): Renamed to ...
5866 (*<plusminus_insn><mode>3): This.
5867 (<sse>_vm<addsub><mode>3): Renamed to ...
5868 (<sse>_vm<plusminus_insn><mode>3): This.
5869 (sse3_h<addsub>v4sf3): Renamed to ...
5870 (sse3_h<plusminus_insn>v4sf3): This.
5871 (sse3_h<addsub>v2df3): Renamed to ...
5872 (sse3_h<plusminus_insn>v2df3): This.
5873 (<plusminus_insn><mode>3): New.
5874 (*<plusminus_insn><mode>3): Likewise.
5875 (sse2_<plusminus_insn><mode>3): Likewise.
5876 (add<mode>): Removed.
5877 (*add<mode>3): Likewise.
5878 (sse2_ssadd<mode>3): Likewise.
5879 (sse2_usadd<mode>3): Likewise.
5880 (sub<mode>3): Likewise.
5881 (*sub<mode>3): Likewise.
5882 (sse2_sssub<mode>3): Likewise.
5883 (sse2_ussub<mode>3): Likewise.
5885 2008-05-05 Benjamin Kosnik <bkoz@redhat.com>
5887 * gthr-single.h: Add in required interface elements as per gthr.h.
5888 Add stub types for __gthread_key_t, __gthread_once_t. Add defines
5889 for __GTHREAD_ONCE_INIT, __GTHREAD_RECURSIVE_MUTEX_INIT.
5890 Generalize UNUSED macro.
5891 (__gthread_once): Add.
5892 (__gthread_key_create): Add.
5893 (__gthread_key_delete): Add.
5894 (__gthread_getspecific): Add.
5895 (__gthread_setspecific): Add.
5897 2008-05-05 Andrew Pinski <Andrew.Pinski@playstation.sony.com>
5899 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): If we have
5900 the same size types for the indirect reference on the rhs, then
5903 2008-05-05 Uros Bizjak <ubizjak@gmail.com>
5905 * config/i386/i386.md
5906 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_interunit): Use only
5907 one insn template instead of template series.
5908 (*xordi_1_rex64): Ditto.
5909 (*xordi_2_rex64): Ditto.
5911 2008-05-05 Ira Rosen <irar@il.ibm.com>
5913 PR tree-optimization/36119
5914 * tree-vect-transform.c (vectorizable_assignment): Set NCOPIES to 1
5917 2008-06-04 Jan Hubicka <jh@suse.cz>
5919 tree-optimization/36100
5920 * tree-pass.h (pass_O0_always_inline): Declare.
5921 * ipa-inline.c (inline_transform): Remove dead code.
5922 (cgraph_gate_O0_always_inline, cgraph_O0_always_inline,
5923 pass_O0_always_inline): New.
5924 * passes.c (init_optimization_passes): Add pass_O0_always_inline.
5926 2008-05-04 Kai Tietz <kai.tietz@onevision.com>
5928 * config/i386/i386.c (x86_output_mi_thunk): Use movq alternative
5929 mnemonic in this_param move for TARGET_64BIT.
5931 2008-05-04 Uros Bizjak <ubizjak@gmail.com>
5933 * config/i386/i386.md (*strmovsi_1): Simplify asm alternatives.
5934 (*strmovsi_rex_1): Ditto.
5935 (*strsetsi_1): Ditto.
5936 (*strsetsi_rex_1): Ditto.
5938 (add<mode>cc): Macroize expander from addqicc, addhicc, addsicc and
5939 adddicc expanders using SWI mode iterator.
5941 2008-05-04 H.J. Lu <hongjiu.lu@intel.com>
5944 * config/i386/i386.c (ix86_expand_special_args_builtin): Remove three
5947 2008-05-04 David S. Miller <davem@davemloft.net>
5949 * config.gcc (sparc*-*-*): Always set need_64bit_hwint to yes.
5950 (sparc*-*-linux*): Use linux.h in tm_file.
5951 (sparc-*-linux*): If 'enabled_targets' is 'all', build a bi-arch
5952 compiler defaulting to 32-bit.
5953 (sparc*-*-*): Remove explicit target settings of need_64bit_hwint,
5955 * config/sparc/linux.h: Remove definitions now obtained
5956 properly from linux.h
5957 * config/sparc/linux64.h: Likewise.
5958 (ASM_CPU_DEFAULT_SPEC): Change this to ASM_CPU64_DEFAULT_SPEC, we
5959 don't want this setting for 32-bit builds in a biarch compiler.
5960 * doc/install.texi: Add sparc-linux to list of targets
5961 supporting --enable-targets=all.
5963 2008-05-03 Andrew Pinski <pinskia@gmail.com>
5965 * Makefile.in (tree-ssa-phiprop.o): Fix dependencies.
5967 2008-05-03 H.J. Lu <hongjiu.lu@intel.com>
5969 * config/i386/i386.c (ix86_builtin_type): Move V4SI_FTYPE_V4SF
5970 after V4SI_FTYPE_V8HI.
5971 (ix86_init_mmx_sse_builtins): Move case V4HI_FTYPE_V4HI after
5972 case V4SI_FTYPE_V2DF.
5974 2008-05-03 Kenneth Zadeck <zadeck@naturalbridge.com>
5976 * doc/invoke.texi (max-flow-memory-locations): Removed.
5977 * params.def (PARAM_MAX_FLOW_MEMORY_LOCATIONS): Removed.
5979 2008-05-03 Richard Guenther <rguenther@suse.de>
5982 * opts.c (set_Wstrict_aliasing): Handle the turn-off case.
5984 2008-05-02 David S. Miller <davem@davemloft.net>
5986 * config.gcc (need_64bit_hwint): Document libcpp dependency.
5988 2008-05-02 Simon Baldwin <simonb@google.com>
5991 * c-common.h (warn_array_subscript_range): Removed.
5992 * c-common.c (warn_array_subscript_range): Ditto.
5993 * tree-vrp.c (check_array_ref): Revert to ignoring arrays with size 2.
5994 * c-typeck.c (build_array_ref): Remove warn_array_subscript_range.
5996 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
5998 * config/i386/i386.c (ix86_special_builtin_type): New.
5999 (bdesc_special_args): Likewise.
6000 (ix86_expand_special_args_builtin): Likewise.
6001 (ix86_init_mmx_sse_builtins): Updated.
6002 (ix86_expand_builtin): Updated.
6003 (ix86_expand_store_builtin): Removed.
6004 (ix86_expand_unop_builtin): Likewise.
6006 * config/i386/mm3dnow.h (__v2sf): Moved to ...
6007 * config/i386/mmintrin.h (__v2sf): Here.
6009 * config/i386/xmmintrin.h (_mm_loadh_pi): Replace __v2si with
6011 (_mm_loadl_pi): Likewise.
6012 (_mm_storeh_pi): Replace __v2si with __v2sf.
6013 (_mm_storel_pi): Likewise.
6015 * doc/extend.texi: Correct __builtin_ia32_loadhps,
6016 __builtin_ia32_loadlps, __builtin_ia32_storehps,
6017 __builtin_ia32_storelps, __builtin_ia32_loadhpd and
6018 __builtin_ia32_loadlpd.
6020 2008-05-02 H.J. Lu <hongjiu.lu@intel.com>
6022 * config/i386/i386.c (ix86_builtin_type): Add FLOAT_FTYPE_FLOAT,
6023 V4SF_FTYPE_V4SF_VEC_MERGE and V2DF_FTYPE_V2DF_VEC_MERGE.
6024 (bdesc_args): Updated. Add scalar SSE builtins with vec_merge.
6025 (ix86_init_mmx_sse_builtins): Updated.
6026 (ix86_expand_args_builtin): Likewise.
6027 (ix86_expand_builtin): Likewise.
6028 (ix86_expand_unop1_builtin): Renamed to ...
6029 (ix86_expand_unop_vec_merge_builtin): This.
6031 2008-05-01 Jan Hubicka <jh@suse.cz>
6034 * ipa-inline.c (inline_generate_summary): Make static.
6035 (inline_transform): Do not call inlining at -O0; make static.
6036 * passes.c (execute_todo): Add sanity check.
6037 (execute_one_ipa_transform_pass): Execute proper flags.
6039 2008-05-01 Eric Botcazou <ebotcazou@adacore.com>
6041 * tree.h (TYPE_NONALIASED_COMPONENT): Expand comment.
6042 (DECL_NONADDRESSABLE_P): Likewise.
6043 * alias.c (record_component_aliases): Fix comment.
6045 2008-05-01 Simon Baldwin <simonb@google.com>
6047 * c-common.h (warn_array_subscript_range): New function.
6048 * c-common.c (warn_array_subscript_range): Ditto.
6049 * tree-vrp.c (check_array_ref): Corrected code to agree with
6050 comment, ignoring only arrays of size 0 or size 1.
6051 * c-typeck.c (build_array_ref): Call warn_array_subscript_range.
6053 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6055 * config/i386/i386.c (ix86_builtin_type): Replace
6056 DI_FTYPE_DI_DI_INT with V1DI2DI_FTYPE_V1DI_V1DI_INT.
6057 (bdesc_args): Updated.
6058 (ix86_init_mmx_sse_builtins): Likewise.
6059 (ix86_expand_args_builtin): Likewise.
6061 * config/i386/tmmintrin.h (_mm_alignr_pi8): Replace long long
6064 * doc/extend.texi: Correct __builtin_ia32_palignr.
6066 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6069 * config/i386/i386.c (bdesc_crc32): Removed.
6070 (ix86_expand_crc32): Likewise.
6071 (ix86_builtin_type): Replace V2DI2TI_FTYPE_V2DI2TI_INT with
6072 V2DI2TI_FTYPE_V2DI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT with
6073 V2DI2TI_FTYPE_V2DI_V2DI_INT. Add UINT64_FTYPE_UINT64_UINT64,
6074 UINT_FTYPE_UINT_UINT, UINT_FTYPE_UINT_USHORT and
6075 UINT_FTYPE_UINT_UCHAR.
6076 (bdesc_args): Updated. Add crc32 builtins.
6077 (ix86_init_mmx_sse_builtins): Updated.
6078 (ix86_expand_args_builtin): Updated to support subreg.
6080 * doc/extend.texi: Correct __builtin_ia32_crc32di.
6082 2008-05-01 Jan Hubicka <jh@suse.cz>
6084 * tree-pass.h (opt_pass): Add IPA_PASS.
6085 (varpool_node, cgraph_node): Forward declare.
6086 (ipa_opt_pass): Define.
6087 (pass_ipa_inline): Turn into ipa_opt_pass.
6088 (pass_apply_inline): Remove.
6089 * ipa-inline.c (pass_ipa_inline): Turn into ipa_opt_pass.
6090 (apply_inline): Turn into ....
6091 (inline_transform): ... this one.
6092 (inline_generate_summary): New function.
6093 (pass_apply_inline): Remove.
6094 * function.h (ipa_opt_pass): Forward declare structure; typedef;
6096 (struct function): Add ipa_transforms_to_apply.
6097 * passes.c (register_one_dump_file): Work on IPA_PASS.
6098 (init_optimization_passes): Remove pass_inline_parameters and
6100 (pass_init_dump_file, pass_fini_dump_file): Break out from ....
6101 (execute_one_pass) ... here; apply transforms when possible.
6102 (add_ipa_transform_pass, execute_ipa_summary_asses,
6103 execute_one_ipa_transform_pass): New.
6104 (execute_ipa_pass_list): Update for IPA_PASS type.
6106 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6108 * config/i386/i386.c (ix86_builtin_type): Add
6109 V2DI_FTYPE_V2DI_V16QI, V2DI_FTYPE_V2DI_UINT_UINT and
6110 V2DI_FTYPE_V2DI_V2DI_UINT_UINT.
6111 (bdesc_args): Add SSE4a builtins.
6112 (ix86_init_mmx_sse_builtins): Updated.
6113 (ix86_expand_args_builtin): Likewise.
6114 (ix86_expand_builtin): Likewise.
6116 2008-05-01 H.J. Lu <hongjiu.lu@intel.com>
6118 * config/i386/i386.c (ix86_builtin_type): Add
6119 V8HI_FTYPE_V8HI_V8HI_COUNT, V8HI_FTYPE_V8HI_SI_COUNT,
6120 V4SI_FTYPE_V4SI_V4SI_COUNT, V4SI_FTYPE_V4SI_SI_COUNT,
6121 V4HI_FTYPE_V4HI_V4HI_COUNT, V4HI_FTYPE_V4HI_SI_COUNT,
6122 V2DI_FTYPE_V2DI_V2DI_COUNT, V2DI_FTYPE_V2DI_SI_COUNT,
6123 V2SI_FTYPE_V2SI_V2SI_COUNT, V2SI_FTYPE_V2SI_SI_COUNT,
6124 V1DI_FTYPE_V1DI_V1DI_COUNT, V1DI_FTYPE_V1DI_SI_COUNT,
6125 V8HI_FTYPE_V8HI_INT, V4SI_FTYPE_V4SI_INT, V4HI_FTYPE_V4HI_INT,
6126 V2DI2TI_FTYPE_V2DI2TI_INT, V2DI2TI_FTYPE_V2DI2TI_V2DI2TI_INT
6127 and DI_FTYPE_DI_DI_INT.
6128 (bdesc_args): Add MMX/SSE shift, shuffle and palignr builtins.
6129 (ix86_init_mmx_sse_builtins): Updated.
6130 (ix86_expand_args_builtin): Likewise.
6131 (ix86_expand_builtin): Likewise.
6132 (ix86_expand_binop_imm_builtin): Removed.
6134 * doc/extend.texi: Correct __builtin_ia32_palignr128.
6136 2008-04-30 Richard Guenther <rguenther@suse.de>
6138 PR tree-optimization/32921
6139 * tree-ssa-loop-im.c (mem_refs_may_alias_p): Disambiguate with TBAA.
6141 2008-04-30 Richard Sandiford <rsandifo@nildram.co.uk>
6143 * config/arm/arm.c (arm_unwind_emit): Use
6144 crtl->all_throwers_are_sibcalls instead of
6145 cfun->all_throwers_are_sibcalls.
6146 (arm_output_fn_unwind): Likewise.
6147 * config/frv/frv.c (frv_stack_info): Use crtl->uses_pic_offset_table
6148 instead of cfun->uses_pic_offset_table.
6149 (frv_expand_prologue): Likewise.
6150 (frv_frame_pointer_required): Likewise.
6151 (frv_expand_fdpic_call): Likewise.
6152 (frv_emit_movsi): Likewise.
6153 * config/iq2000/iq2000.c (iq2000_expand_prologue): Use
6154 cfun->returns_pcc_struct instead of
6155 current_function_returns_pcc_struct.
6156 * config/m32c/m32c.c (need_to_save): Use crtl->calls_eh_return
6157 instead of cfun->calls_eh_return.
6158 (m32c_pushm_popm): Likewise.
6159 * config/xtensa/xtensa.h (cfun->calls_alloca): Remove bogus
6160 "extern" declaration.
6162 2008-04-30 Richard Guenther <rguenther@suse.de>
6164 PR tree-optimization/21636
6165 * tree-ssa-ccp.c (ccp_fold): Handle &p->x with p being a
6167 (evaluate_stmt): Print the likely value.
6168 (ccp_visit_stmt): Avoid excessive vertical spacing.
6170 2008-04-30 Rafael Espindola <espindola@google.com>
6172 * builtins.c (fold_call_expr): Return realret.
6173 * tree-ssa-threadedge.c
6174 (record_temporary_equivalences_from_stmts_at_dest): Ignore calls to
6175 __builtin_object_size.
6177 2008-04-30 Seongbae Park <seongbae.park@gmail.com>
6179 * gcc.c (wrapper_string): New variable.
6180 (insert_wrapper): New function.
6181 (execute): New option -wrapper.
6182 * doc/invoke.texi (Overall Options): New driver option -wrapper.
6184 2008-04-30 Nathan Froyd <froydnj@codesourcery.com>
6186 * config/rs6000/crtresgpr.asm, config/rs6000/crtresxgpr.asm,
6187 config/rs6000/crtsavgpr.asm, config/rs6000/crtresfpr.asm,
6188 config/rs6000/crtresxfpr.asm, config/rs6000/crtsavfpr.asm: Break out
6190 * config/rs6000/crtsavres.asm: ...here. Remove unneeded file.
6191 * config/rs6000/e500crtres32gpr.asm, config/rs6000/e500crtres64gpr.asm,
6192 config/rs6000/e500crtres64gprctr.asm,
6193 config/rs6000/e500crtrest32gpr.asm, config/rs6000/e500crtrest64gpr.asm,
6194 config/rs6000/e500crtresx32gpr.asm, config/rs6000/e500crtresx64gpr.asm,
6195 config/rs6000/e500crtsav32gpr.asm, config/rs6000/e500crtsav64gpr.asm,
6196 config/rs6000/e500crtsav64gprctr.asm,
6197 config/rs6000/e500crtsavg32gpr.asm, config/rs6000/e500crtsavg64gpr.asm,
6198 config/rs6000/e500crtsavg64gprctr.asm: New files.
6199 * config/rs6000/t-ppccomm: Add build rules for new files.
6200 (LIB2FUNCS_STATIC_EXTRA): Add new files.
6201 * config/rs6000/t-netbsd: Add build rules for new files.
6202 (LIB2FUNCS_STATIC_EXTRA): New variable.
6203 * config/rs6000/sysv4.h (ENDFILE_SPEC): Don't include crtsavres.o
6204 (CRTSAVRES_DEFAULT_SPEC): Likewise.
6205 * config/rs6000/netbsd.h (ENDFILE_SPEC): Likewise.
6207 2008-04-30 H.J. Lu <hongjiu.lu@intel.com>
6209 * config/i386/i386.c (ix86_builtin_type): Add
6210 FLOAT128_FTYPE_FLOAT128_FLOAT128, V16QI_FTYPE_V16QI_V16QI,
6211 V16QI_FTYPE_V8HI_V8HI, V8QI_FTYPE_V8QI_V8QI,
6212 V8QI_FTYPE_V4HI_V4HI, V8HI_FTYPE_V8HI_V8HI,
6213 V8HI_FTYPE_V16QI_V16QI, V8HI_FTYPE_V4SI_V4SI,
6214 V4SI_FTYPE_V4SI_V4SI, V4SI_FTYPE_V8HI_V8HI,
6215 V4SI_FTYPE_V4SF_V4SF, V4SI_FTYPE_V2DF_V2DF,
6216 V4HI_FTYPE_V4HI_V4HI, V4HI_FTYPE_V8QI_V8QI,
6217 V4HI_FTYPE_V2SI_V2SI, V4SF_FTYPE_V4SF_V4SF,
6218 V4SF_FTYPE_V4SF_V4SF_SWAP, V4SF_FTYPE_V4SF_V2SI,
6219 V4SF_FTYPE_V4SF_V2DF, V4SF_FTYPE_V4SF_DI,
6220 V4SF_FTYPE_V4SF_SI, V2DI_FTYPE_V2DI_V2DI,
6221 V2DI_FTYPE_V16QI_V16QI, V2DI_FTYPE_V4SI_V4SI,
6222 V2DI_FTYPE_V2DF_V2DF, V2SI_FTYPE_V2SI_V2SI,
6223 V2SI_FTYPE_V4HI_V4HI, V2SI_FTYPE_V2SF_V2SF,
6224 V2DF_FTYPE_V2DF_V2DF, V2DF_FTYPE_V2DF_V2DF_SWAP,
6225 V2DF_FTYPE_V2DF_V4SF, V2DF_FTYPE_V2DF_DI,
6226 V2DF_FTYPE_V2DF_SI, V2SF_FTYPE_V2SF_V2SF,
6227 V1DI_FTYPE_V1DI_V1DI, V1DI_FTYPE_V8QI_V8QI and
6228 V1DI_FTYPE_V2SI_V2SI.
6229 (bdesc_2arg): Moved to ...
6231 (ix86_init_mmx_sse_builtins): Updated.
6232 (ix86_expand_args_builtin): Updated. Take a pointer
6233 to const struct builtin_description. Handle comparison
6235 (ix86_expand_sse_compare): Take a new argument for swapping operands.
6236 (ix86_expand_builtin): Updated.
6238 * config/i386/sse.md (ssse3_pmaddubswv8hi3): Renamed to ...
6239 (ssse3_pmaddubsw128): This.
6240 (ssse3_pmaddubswv4hi3): Renamed to ...
6241 (ssse3_pmaddubsw): This.
6243 * doc/extend.texi (__builtin_ia32_packsswb128): Correct prototype.
6244 (__builtin_ia32_packssdw128): Likewise.
6245 (__builtin_ia32_packuswb128): Likewise.
6246 (__builtin_ia32_pmaddubsw): Likewise.
6247 (__builtin_ia32_pmaddubsw128): Likewise.
6249 2008-04-30 Richard Guenther <rguenther@suse.de>
6251 PR tree-optimization/14847
6252 * tree-ssa-ifcombine.c (get_name_for_bit_test): New helper function.
6253 (recognize_bits_test): Use it.
6254 (recognize_single_bit_test): Likewise.
6256 2008-04-30 Martin Jambor <mjambor@suse.cz>
6258 * ipa-cp.c (ipcp_init_stage): Calls ipa_set_called_with_variable_arg
6259 instead of setting number of formal parameters to zero.
6260 (ipcp_init_stage): Do not set the number of actual parameters to zero
6262 (ipcp_propagate_stage): Explicitly skipping all calls to nodes
6263 which are called with variable number of arguments.
6264 (ipcp_insert_stage): Explicitely skipping all nodes which are
6265 called with variable number of arguments.
6266 (ipcp_callsite_param_print): Skipps callsites to nodes with varaible
6267 number of parameters.
6269 * ipa-prop.h (struct ipa_node_params): Added flag
6270 called_with_var_arguments
6271 (ipa_set_param_count): Added. Changed sole setter to use it.
6272 (ipa_get_param_count): Added. All readers of param_count
6273 converted to use it instead.
6274 (ipa_set_called_with_variable_arg): Added.
6275 (ipa_is_called_with_var_arguments): Added.
6276 (ipa_get_ith_param): Added. All readers of param_decls converted
6278 (ipa_set_cs_argument_count): Added, sole writer to argument_count
6280 (ipa_get_cs_argument_count): Added, all readers of argument_count
6282 (ipa_get_ith_jump_func): Added. Accessors of jump values changed
6285 * ipa-prop.h (struct ipcp_formal): Renamed to ipcp_lattice
6286 (struct ipcp_lattice): Renamed cval_type to type
6287 (struct ipa_node_params): ipcp_cval renamed to ipcp_lattices
6289 * ipa-cp.c (ipcp_cval_get_cvalue): Changed return value to tree
6290 (ipcp_cval_set_cvalue): Changed type of parameter value to tree
6291 (ipcp_insert_stage): Changed the type of variable cvalue to tree
6292 (ipcp_replace_map_create): Changed the type of parameter cvalue to tree
6293 (build_const_val): Changed the type of parameter cvalue to tree
6294 (ipcp_propagate_const): Changed the type of parameter cvalue to tree
6295 (ipcp_method_cval_set_cvalue_type): Renamed parameter cval_type1 to type
6297 * ipa-prop.h (struct ipcp_formal): Replaced cvalue with tree called
6300 * ipa-prop.c (ipa_methodlist_init): Renamed to ipa_init_func_list
6301 (ipa_methodlist_not_empty): Removed, the sole user now checks directly
6302 (ipa_add_method): Renamed to ipa_push_func_to_list
6303 (ipa_remove_method): Renamed to ipa_pop_func_from_list
6304 (ipa_callsite_param_count): Removed.
6305 (ipa_callsite_param_count_set): Removed.
6306 (ipa_callsite_param): Removed.
6307 (ipa_callsite_callee): Removed.
6308 (ipa_callsite_compute_param): Renamed to ipa_compute_jump_functions
6309 (ipa_callsite_compute_count): Renamed to ipa_count_arguments
6310 (ipa_method_formal_count): Removed.
6311 (ipa_method_formal_count_set): Removed.
6312 (ipa_method_get_tree): Removed.
6313 (ipa_method_tree_map_create): Removed.
6314 (ipa_method_compute_tree_map): Renamed to ipa_create_param_decls_array
6315 (ipa_create_param_decls_array): Creates the array itself
6316 (ipa_create_param_decls_array): Temporary variable info instead of
6318 (ipa_method_formal_compute_count): Renamed to ipa_count_formal_params
6319 (ipa_method_compute_modify): Renamed to ipa_detect_param_modifications
6320 (get_type): Removed.
6321 (ipa_jf_get_info_type): Removed.
6322 (ipa_node_create): Renamed to ipa_create_node_params
6323 (ipa_free): Renamed to ipa_free_all_node_params
6324 (ipa_nodes_create): Renamed to ipa_create_all_node_params
6325 (ipa_edges_create): Renamed to ipa_create_all_edge_args
6326 (ipa_edges_free): Renamed to ipa_free_all_edge_args
6327 (ipa_nodes_free): Integrated into ipa_free_all_node_params and removed
6328 (ipa_free_all_node_params): Deallocation to jump_functions moved to
6329 ipa_free_all_edge_args
6330 (ipa_method_tree_print): Renamed to ipa_print_all_tree_maps
6331 (ipa_method_modify_print): Renamed to ipa_print_all_params_modified
6332 (ipa_create_methodlist_node): Removed.
6333 (ipa_methodlist_method): Removed.
6334 (ipa_methodlist_method_set): Removed.
6335 (ipa_methodlist_next_method): Removed.
6336 (ipa_methodlist_next_method_set): Removed.
6337 (ipa_method_is_modified): Removed.
6338 (ipa_method_modify_create): Removed.
6339 (ipa_method_modify_init): Temporary variable info instead of a few
6341 (ipa_detect_param_modifications): Temporary variable info instead of
6343 (ipa_compute_jump_functions): Temporary variable info instead of
6345 (ipa_method_modify_set): Removed.
6346 (ipa_method_tree_map): Renamed to ipa_get_param_decl_index
6347 (ipa_get_param_decl_index): Now accepts struct ipa_node_params rather
6348 than craph_node as the first parameter.
6349 (ipa_method_modify_stmt): Renamed to ipa_check_stmt_modifications
6350 (ipa_method_modify_init): Removed.
6351 (ipa_compute_jump_functions): Added a temp variable instead of
6352 repeatadly dereferencing the cgraph_edge.aux pointer
6353 (ipa_callsite_param_set_type): Removed.
6354 (ipa_compute_jump_functions): i renamed to index and moved to
6356 (ipa_callsite_param_set_info_type_formal): Removed.
6357 (ipa_callsite_param_set_info_type): Removed.
6358 (ipa_callsite_param_map_create): Removed.
6359 (ipa_callsite_tree): Removed.
6360 (ipa_callsite_caller): Removed.
6361 (ipa_pop_func_from_list): return_method removed to return_func
6363 * ipa-prop.h (enum cvalue_type): Renamed to ipa_lattice_type,
6364 prefixed all values with IPA_. Changed all users.
6365 (enum jump_func_type): Rnamed UNKNOWN_IPATYPE to IPA_UNKNOWN,
6366 CONST_IPATYPE to IPA_CONST, CONST_IPATYPE_REF to IPA_CONST_REF
6367 and FORMAL_IPATYPE IPA_PASS_THROUGH.
6368 (union parameter_info): Renamed to jump_func_value.
6369 (union jump_func_value): Renamed value to constant
6370 (struct ipa_jump_func): Renamed info_type to value
6371 (struct ipa_node): Renamed to ipa_node_params
6372 (struct ipa_node_params): Renamed ipa_arg_num to param_count
6373 (struct ipa_node_params): Renamed ipa_param_tree to param_decls
6374 (struct ipa_node_params): Renamed ipa_mod to modified_flags
6375 (struct ipa_edge): Renamed to ipa_edge_args
6376 (struct ipa_edge_args): Renamed ipa_param_num to argument_count
6377 (struct ipa_edge_args): Renamed ipa_param_map to jump_functions
6378 (struct ipa_methodlist): Renamed to ipa_func_list
6379 (struct ipa_func_list): method_p renamed to node, next_method
6381 (ipa_methodlist_p): Removed, switched all users to struct pointer
6382 (IS_VALID_TREE_MAP_INDEX): Renamed to IS_VALID_JUMP_FUNC_INDEX
6384 2008-04-30 Alan Modra <amodra@bigpond.net.au>
6386 * config/rs6000/rs6000.c (ALWAYS_RESTORE_ALTIVEC_BEFORE_POP): Define.
6387 (rs6000_emit_epilogue): Use backchain to restore only when we
6388 have a large frame. Make use of frame pointer to restore if we
6389 have one. Handle ALWAYS_RESTORE_ALTIVEC_BEFORE_POP.
6391 2008-04-29 Paolo Bonzini <bonzini@gnu.org>
6393 * config/avr/avr.md (*sbrx_branch, *sbix_branch, *sbix_branch_tmp):
6394 Add mode to zero_extract.
6395 (sign bit tests peepholes): (Ditto.).
6397 2008-04-29 H.J. Lu <hongjiu.lu@intel.com>
6399 * config/i386/i386.c (ix86_builtins): Replace Prescott New
6400 Instructions in comments with SSE3.
6401 (ix86_builtin_type): This. Add FLOAT128_FTYPE_FLOAT128,
6402 INT64_FTYPE_V4SF, INT64_FTYPE_V2DF, INT_FTYPE_V16QI,
6403 INT_FTYPE_V8QI, INT_FTYPE_V4SF, INT_FTYPE_V2DF,
6404 V16QI_FTYPE_V16QI, V8HI_FTYPE_V8HI, V8HI_FTYPE_V16QI,
6405 V8QI_FTYPE_V8QI, V4SI_FTYPE_V4SI, V4SI_FTYPE_V16QI,
6406 V4SI_FTYPE_V4SF, V4SI_FTYPE_V8HI, V4SI_FTYPE_V2DF,
6407 V4HI_FTYPE_V4HI, V4SF_FTYPE_V4SF, V4SF_FTYPE_V4SI,
6408 V4SF_FTYPE_V2DF, V2DI_FTYPE_V2DI, V2DI_FTYPE_V16QI,
6409 V2DI_FTYPE_V8HI, V2DI_FTYPE_V4SI, V2DF_FTYPE_V2DF,
6410 V2DF_FTYPE_V4SI, V2DF_FTYPE_V4SF, V2DF_FTYPE_V2SI,
6411 V2SI_FTYPE_V2SI, V2SI_FTYPE_V4SF, V2SI_FTYPE_V2SF,
6412 V2SI_FTYPE_V2DF, V2SF_FTYPE_V2SF and V2SF_FTYPE_V2SI.
6413 (bdesc_sse_args): Renamed to ...
6414 (bdesc_args): This. Add IX86_BUILTIN_PF2ID, IX86_BUILTIN_PFRCP,
6415 IX86_BUILTIN_PFRSQRT, IX86_BUILTIN_PI2FD, IX86_BUILTIN_PF2IW,
6416 IX86_BUILTIN_PSWAPDSI, IX86_BUILTIN_PSWAPDSF and
6418 (bdesc_1arg): Moved to ...
6420 (ix86_init_mmx_sse_builtins): Updated. Replace Prescott New
6421 Instructions in comments with SSE3.
6422 (ix86_expand_sse_operands_builtin): Renamed to ...
6423 (ix86_expand_args_builtin): This. Updated.
6424 (ix86_expand_unop1_builtin): Update comments.
6425 (ix86_expand_builtin): Updated.
6427 2008-04-29 Richard Guenther <rguenther@suse.de>
6429 PR tree-optimization/36078
6430 * tree-ssa-loop-ivcanon.c (tree_unroll_loops_completely):
6431 Update virtual SSA form after cleaning up the CFG.
6433 2008-04-29 Richard Guenther <rguenther@suse.de>
6436 * fold-const.c (fold_binary): Fold (A + A) * C to A * 2*C.
6438 2008-04-29 Richard Guenther <rguenther@suse.de>
6440 * tree-ssa-alias.c (finalize_ref_all_pointers): Remove.
6441 (compute_may_aliases): Do not call finalize_ref_all_pointers.
6442 (compute_flow_insensitive_aliasing): Do not treat
6443 PTR_IS_REF_ALL pointers special.
6444 (get_smt_for): Likewise.
6445 (may_alias_p): Re-structure.
6446 (is_escape_site): A ref-all pointer conversion is not an escape site.
6447 * tree-ssa-structalias.c (find_what_p_points_to): Do not treat
6448 PTR_IS_REF_ALL pointers special.
6449 * tree-ssa-structalias.h (struct alias_info): Remove
6450 ref_all_symbol_mem_tag field.
6451 (PTR_IS_REF_ALL): Remove.
6453 2008-04-29 Richard Guenther <rguenther@suse.de>
6456 * fold-const.c (extract_muldiv_1): In combining division constants
6457 make sure to never overflow.
6459 2008-04-29 Nick Clifton <nickc@redhat.com>
6461 * doc/tm.texi (RETURN_ADDR_RTX): Fix typo.
6463 2008-04-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
6466 * optc-gen.awk: Work around HP-UX/IA awk bug.
6468 2008-04-28 Danny Smith <dannysmith@users.sourceforge.net>
6470 * config/i386/cygming-crtend.c (register_frame_ctor): Revert my
6473 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6476 * config/i386/i386.md
6477 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_interunit):
6478 Change operand 1 predicate to nonimmediate_operand.
6480 2008-04-28 Jakub Jelinek <jakub@redhat.com>
6483 * dwarf2out.c (struct die_struct): Mark as chain_circular through
6485 * gengtype.c (walk_type, write_func_for_structure): Handle
6487 * doc/gty.texi: Document chain_circular.
6489 2008-04-28 Richard Guenther <rguenther@suse.de>
6491 PR tree-optimization/36066
6492 * tree-vrp.c (execute_vrp): Cleanup the CFG only after finalizing
6495 2008-04-28 Uros Bizjak <ubizjak@gmail.com>
6498 * config/i386/i386.md
6499 (floatdi<X87MODEF:mode>2_i387_with_xmm splitters):
6500 Use match_scratch instead of match_operand for operands 3 and 4.
6502 2008-04-27 Richard Guenther <rguenther@suse.de>
6504 PR tree-optimization/18754
6505 PR tree-optimization/34223
6506 * tree-pass.h (pass_complete_unrolli): Declare.
6507 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Print
6508 loop size before and after unconditionally of UL_NO_GROWTH in effect.
6509 Rewrite loop into loop closed SSA form if it is not already.
6510 (tree_unroll_loops_completely): Re-structure to iterate over
6511 innermost loops with intermediate CFG cleanups.
6512 Unroll outermost loops only if requested or the code does not grow
6514 * tree-ssa-loop.c (gate_tree_vectorize): Don't shortcut if no
6515 loops are available.
6516 (tree_vectorize): Instead do so here.
6517 (tree_complete_unroll): Also unroll outermost loops.
6518 (tree_complete_unroll_inner): New function.
6519 (gate_tree_complete_unroll_inner): Likewise.
6520 (pass_complete_unrolli): New pass.
6521 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Only record
6522 uses outside of the loop.
6523 (tree_duplicate_loop_to_header_edge): Only verify loop-closed SSA
6524 form if it is available.
6525 * tree-flow.h (tree_unroll_loops_completely): Add extra parameter.
6526 * passes.c (init_optimization_passes): Schedule complete inner
6527 loop unrolling pass before the first CCP pass after final inlining.
6529 2008-04-27 Nathan Sidwell <nathan@codesourcery.com>
6531 * targhooks.h (default_emutls_var_fields,
6532 default_emutls_var_init): Declare.
6533 * tree.h (DECL_THREAD_LOCAL): Compare against TLS_MODEL_REAL.
6534 * target.h (struct gcc_target): Add struct emutls member.
6535 * target-def.h (TARGET_EMUTLS_GET_ADDRESS,
6536 TARGET_EMUTLS_REGISTER_COMMON, TARGET_EMUTLS_VAR_SECTION,
6537 TARGET_EMUTLS_TMPL_SECTION, TARGET_EMUTLS_VAR_PREFIX,
6538 TARGET_EMUTLS_TMPL_PREFIX, TARGET_EMUTLS_VAR_FIELDS,
6539 TARGET_EMUTLS_VAR_INIT, TARGET_EMUTLS_DEBUG_FORM_TLS_ADDRESS,
6540 TARGET_EMUTLS_VAR_ALIGN_FIXED, TARGET_EMUTLS): New.
6541 (TARGET_INITIALIZER): Add TARGET_EMUTLS.
6542 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS,
6543 BUILT_IN_EMUTLS_REGISTER_COMMON): Get name from targetm structure.
6544 * dwarf2out.c (loc_descriptor_from_tree_1): Check if emutls can
6545 emit debug information.
6546 * coretypes.h (tls_model): Add TLS_MODEL_EMULATED, TLS_MODEL_REAL.
6547 * varasm.c: Include targhooks.h.
6548 (emutls_object_section, emutls_tmpl_section): New.
6549 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): Remove.
6550 (EMUTLS_SEPARATOR): New.
6552 (get_emutls_object_name): New.
6553 (default_emutls_var_fields): New, broken out of ...
6554 (get_emutls_object_type): ... here. Adjust to use target hooks.
6555 (get_emutls_init_templ_addr): Adjust to use target hooks.
6556 (emutls_decl): Adjust to use target hooks.
6557 (emutls_finish): Likewise.
6558 (default_emutls_var_init): New, broken out of ...
6559 (assemble_variable): ... here. Adjust to use target hooks.
6560 * output.h (enum section_category): Add SECCAT_EMUTLS_VAR,
6562 * c-common.c (handle_section_attribute): Prevent overriding
6563 sections for emulated tls with special sections.
6564 * config/i386/i386.c (x86_64_elf_select_section): Add
6565 SECCAT_EMUTLS_VAR and SECCAT_EMUTLS_TMPL.
6566 (x86_64_elf_unique_section): Likewise.
6567 * config/vxworks.c: Include tree.h.
6568 (vxworks_emutls_var_fields, vxworks_emutls_var_init): New.
6569 (vxworks_override_options): Set TLS scheme.
6570 * doc/tm.texi (Emulated TLS): New node.
6572 2008-04-26 Simon Baldwin <simonb@google.com>
6575 * builtins.c (c_strlen): Suppressed multiple warnings that can occur
6576 with propagated string constants.
6578 2008-04-26 Uros Bizjak <ubizjak@gmail.com>
6580 * config/i386/i386.md (fix_trunc<mode>_i387_fisttp_with_temp): Use 'X'
6581 constraint for operand 2 when operand 0 is memory operand.
6582 (fix_truncdi_i387_with_temp): : Use 'X' constraint for operand 4 when
6583 operand 0 is memory operand.
6584 (fix_trunc<mode>_i387_with_temp): Ditto.
6585 (*floatsi<mode>2_vector_mixed_with_temp): Use 'X' constraint for
6586 operand 2 when operand 1 is memory operand.
6587 (*float<SSEMODEI24:mode><MODEF:mode>2_mixed_with_temp): Ditto.
6588 (*floatsi<mode>2_vector_sse_with_temp): Ditto.
6589 (*float<SSEMODEI24:mode><MODEF:mode>2_sse_with_temp): Ditto.
6590 (*float<SSEMODEI24:mode><X87MODEF:mode>2_i387_with_temp): Ditto.
6591 (floatdi<X87MODEF:mode>2_i387_with_xmm): Use 'X' constraint for
6592 operands 2,3 and 4 when operand 1 is memory operand.
6593 (fistdi2_with_temp): Use 'X' constraint for operand 2 when operand 0
6595 (fistdi2_floor_with_temp): Ditto.
6596 (fist<mode>2_floor_with_temp): Ditto.
6597 (fistdi2_ceil_with_temp): Ditto.
6598 (fist<mode>2_ceil_with_temp): Ditto.
6599 (*truncdfsf_fast_mixed): Merge alternatives 0 and 1.
6601 2008-04-26 David Daney <ddaney@avtrex.com>
6603 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP_12): New
6605 (UNSPEC_SYNC_OLD_OP, UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE,
6606 UNSPEC_MEMORY_BARRIER, UNSPEC_SET_GOT_VERSION,
6607 UNSPEC_UPDATE_GOT_VERSION): Renumber.
6608 (sync_compare_and_swap<mode>): New expand for QI and HI modes.
6609 (compare_and_swap_12): New insn.
6610 * config/mips/mips-protos.h (mips_expand_compare_and_swap_12): Declare.
6611 * config/mips/mips.c (mips_force_binary): New function.
6612 (mips_emit_int_order_test, mips_expand_synci_loop): Use it.
6613 (mips_expand_compare_and_swap_12): New function.
6614 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP_12): New macro.
6616 2008-04-25 Jan Hubicka <jh@suse.cz>
6619 * cfgexpand.c (pass_expand): Turn into RTL pass.
6620 * passes.c (execute_one_pass): Do pass typechecking after execution.
6621 * tree-pass.h (pass_expand): Turn into RTL pass.
6623 * function.h (struct rtl_data): Move here fields
6624 accesses_prior_frames, calls_eh_return, saves_all_registers,
6625 has_nonlocal_goto, has_asm_statement, is_thunk,
6626 all_throwers_are_sibcalls, limit_stack, profile, uses_const_pool,
6627 uses_pic_offset_table, uses_eh_lsda, tail_call_emit,
6628 arg_pointer_save_area_init from struct function; turn into bool.
6629 (struct function): Move
6630 calls_eh_return, saves_all_registers, has_nonlocal_goto,
6631 has_asm_statement, is_thunk, all_throwers_are_sibcalls, limit_stack,
6632 profile, uses_const_pool, uses_pic_offset_table, uses_eh_lsda,
6633 tail_call_emit, arg_pointer_save_area_init
6634 into struct rtl_data. Remove recursive_call_emit and gimplified flags.
6635 (current_function_returns_struct, current_function_returns_pcc_struct,
6636 current_function_calls_setjmp, current_function_calls_alloca,
6637 current_function_accesses_prior_frames,
6638 current_function_calls_eh_return, current_function_is_thunk,
6639 current_function_stdarg, current_function_profile,
6640 current_function_limit_stack, current_function_uses_pic_offset_table,
6641 current_function_uses_const_pool, current_function_has_nonlocal_label,
6642 current_function_saves_all_registers,
6643 current_function_has_nonlocal_goto,
6644 current_function_has_asm_statement): Remove accesor macros.
6645 * ra-conflict.c (global_conflicts): Update.
6646 * tree-tailcall.c (suitable_for_tail_opt_p): Update.
6647 (suitable_for_tail_call_opt_p): Update.
6648 * builtins.c (expand_builtin_return_addr): Update.
6649 (expand_builtin_setjmp_setup): Update.
6650 (expand_builtin_nonlocal_goto): Update.
6651 * final.c (final_start_function): Update.
6652 (profile_function): Update.
6653 (leaf_function_p): Update.
6654 (only_leaf_regs_used): Update.
6655 * df-scan.c (df_get_exit_block_use_set): Update.
6656 * dojump.c (clear_pending_stack_adjust): Update.
6657 * tree-stdarg.c (gate_optimize_stdarg): Update.
6658 * gimple-low.c (lower_function_body): Update.
6659 * global.c (compute_regsets): Update.
6660 (global_alloc): Update.
6661 * dwarf2out.c (dwarf2out_begin_prologue): Update.
6662 * expr.c (expand_assignment): Update.
6663 * dse.c (dse_step0): Update.
6664 (dse_step1): Update.
6665 * c-decl.c (store_parm_decls): Update.
6666 * local-alloc.c (combine_regs): Update.
6667 (find_free_reg): Update.
6668 * function.c (assign_parms_augmented_arg_list): Update.
6669 (assign_parm_find_data_types): Update.
6670 (assign_parms): Update.
6671 (allocate_struct_function): Update.
6672 (expand_function_start): Update.
6673 (expand_function_end): Update.
6674 (get_arg_pointer_save_area): Update.
6675 (thread_prologue_and_epilogue_insns): Update.
6676 (rest_of_match_asm_constraints): Update.
6677 * stor-layout.c (variable_size): Update.
6678 * gcse.c (gcse_main): Update.
6679 (bypass_jumps): Update.
6680 * gimplify.c (gimplify_function_tree): Update.
6681 * calls.c (emit_call_1): Update.
6682 (expand_call): Update.
6683 * bt-load.c (compute_defs_uses_and_gen): Update.
6684 * except.c (sjlj_assign_call_site_values): Update.
6685 (sjlj_emit_function_enter): Update.
6686 (can_throw_external): Update.
6687 (set_nothrow_function_flags): Update.
6688 (expand_builtin_unwind_init): Update.
6689 (expand_eh_return): Update.
6690 (convert_to_eh_region_ranges): Update.
6691 (output_function_exception_table): Update.
6692 * emit-rtl.c (gen_tmp_stack_mem): Update.
6693 * cfgexpand.c (expand_used_vars): Update.
6694 (tree_expand_cfg): Update.
6695 * cfgcleanup.c (rest_of_handle_jump): Update.
6696 * explow.c (allocate_dynamic_stack_space): Update.
6697 * varasm.c (assemble_start_function): Update.
6698 (force_const_mem): Update.
6699 (mark_constant_pool): Update.
6700 * tree-optimize.c (tree_rest_of_compilation): Update.
6701 * stack-ptr-mod.c (notice_stack_pointer_modification): Update.
6702 * tree-cfg.c (notice_special_calls): Update.
6703 (is_ctrl_altering_stmt): Update.
6704 (tree_can_make_abnormal_goto): Update.
6705 (tree_purge_dead_abnormal_call_edges): Update.
6706 * config/alpha/predicates.md: Update.
6707 * config/alpha/alpha.c (alpha_sa_mask): Update.
6708 (alpha_sa_size): Update.
6709 (alpha_does_function_need_gp): Update.
6710 (alpha_expand_prologue): Update.
6711 (alpha_start_function): Update.
6712 (alpha_output_function_end_prologue): Update.
6713 (alpha_expand_epilogue): Update.
6714 * config/frv/frv.c (frv_stack_info): Update.
6715 (frv_expand_epilogue): Update.
6716 * config/s390/s390.c (s390_regs_ever_clobbered): Update.
6717 (s390_register_info): Update.
6718 (s390_frame_info): Update.
6719 (s390_init_frame_layout): Update.
6720 (s390_can_eliminate): Update.
6721 (save_gprs): Update.
6722 * config/spu/spu.c (spu_split_immediate): Update.
6723 (need_to_save_reg): Update.
6724 (spu_expand_prologue): Update.
6725 (spu_expand_epilogue): Update.
6726 * config/sparc/sparc.md: Update.
6727 * config/sparc/sparc.c (eligible_for_return_delay): Update.
6728 (sparc_tls_got): Update.
6729 (legitimize_pic_address): Update.
6730 (sparc_emit_call_insn): Update.
6731 (sparc_expand_prologue): Update.
6732 (output_return): Update.
6733 (print_operand): Update.
6734 (sparc_function_ok_for_sibcall): Update.
6735 * config/sparc/sparc.h (EXIT_IGNORE_STACK): Update.
6736 * config/m32r/m32r.md: Update.
6737 * config/m32r/m32r.c (MUST_SAVE_RETURN_ADDR): Update.
6738 (m32r_compute_frame_size): Update.
6739 (m32r_expand_prologue): Update.
6740 (m32r_expand_epilogue): Update.
6741 (m32r_legitimize_pic_address): Update.
6742 * config/m32r/m32r.h (FRAME_POINTER_REQUIRED): Update.
6743 * config/i386/linux.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6744 * config/i386/i386.c (ix86_frame_pointer_required): Update.
6746 (ix86_save_reg): Update.
6747 (ix86_compute_frame_layout): Update.
6748 (ix86_expand_prologue): Update.
6749 (ix86_expand_epilogue): Update.
6750 * config/sh/sh.c (output_stack_adjust): Update.
6751 (calc_live_regs): Update.
6752 (sh5_schedule_saves): Update.
6753 (sh_expand_prologue): Update.
6754 (sh_expand_epilogue): Update.
6755 (sh_setup_incoming_varargs): Update.
6756 (sh_allocate_initial_value): Update.
6757 (sh_get_pr_initial_val): Update.
6758 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Update.
6759 * config/sh/sh.md (label:): Update.
6760 * config/avr/avr.c (out_movhi_mr_r): Update.
6761 * config/crx/crx.h (enum): Update.
6762 * config/xtensa/xtensa.h (along): Update.
6763 * config/stormy16/stormy16.c Update.
6764 (xstormy16_compute_stack_layout): Update.
6765 * config/fr30/fr30.c (MUST_SAVE_RETURN_POINTER): Update.
6766 (fr30_expand_prologue): Update.
6767 * config/cris/cris.c (cris_conditional_register_usage): Update.
6768 (cris_reg_saved_in_regsave_area): Update.
6769 (cris_initial_frame_pointer_offset): Update.
6770 (cris_simple_epilogue): Update.
6771 (cris_expand_prologue): Update.
6772 (cris_expand_epilogue): Update.
6773 (cris_expand_pic_call_address): Update.
6774 (cris_asm_output_symbol_ref): Update.
6775 (cris_asm_output_label_ref): Update.
6776 * config/cris/cris.md Update.
6777 * config/iq2000/iq2000.c (compute_frame_size): Update.
6778 (iq2000_expand_epilogue): Update.
6779 * config/mt/mt.h (save_direction): Update.
6780 * config/mn10300/mn10300.c (mn10300_function_value): Update.
6781 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
6782 (ia64_secondary_reload_class): Update.
6783 * config/m68k/m68k.c (m68k_save_reg): Update.
6784 (m68k_expand_prologue): Update.
6785 (m68k_expand_epilogue): Update.
6786 (legitimize_pic_address): Update.
6787 * config/rs6000/rs6000.c (rs6000_got_register): Update.
6788 (first_reg_to_save): Update.
6789 (first_altivec_reg_to_save): Update.
6790 (compute_vrsave_mask): Update.
6791 (compute_save_world_info): Update.
6792 (rs6000_stack_info): Update.
6793 (spe_func_has_64bit_regs_p): Update.
6794 (rs6000_ra_ever_killed): Update.
6795 (rs6000_emit_eh_reg_restore): Update.
6796 (rs6000_emit_allocate_stack): Update.
6797 (rs6000_emit_prologue): Update.
6798 (rs6000_emit_epilogue): Update.
6799 (rs6000_output_function_epilogue): Update.
6800 (output_profile_hook): Update.
6801 (rs6000_elf_declare_function_name): Update.
6802 * config/rs6000/rs6000.h (rs6000_args): Update.
6803 * config/rs6000/rs6000.md: Update.
6804 * config/mcore/mcore.c (mcore_expand_prolog): Update.
6805 * config/arc/arc.c (arc_output_function_epilogue): Update.
6806 * config/arc/arc.h (FRAME_POINTER_REQUIRED): Update.
6807 * config/darwin.c (machopic_function_base_name): Update.
6808 * config/score/score3.c (score3_compute_frame_size): Update.
6811 (score3_epilogue): Update.
6812 * config/score/score7.c (score7_compute_frame_size): Update.
6813 (score7_prologue): Update.
6814 (score7_epilogue): Update.
6815 * config/score/score.h (FRAME_POINTER_REQUIRED): Update.
6816 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Update.
6817 * config/arm/arm.c (use_return_insn): Update.
6818 (require_pic_register): Update.
6819 (arm_load_pic_register): Update.
6820 (arm_compute_save_reg0_reg12_mask): Update.
6821 (arm_compute_save_reg_mask): Update.
6822 (thumb1_compute_save_reg_mask): Update.
6823 (output_return_instruction): Update.
6824 (arm_output_function_prologue): Update.
6825 (arm_output_epilogue): Update.
6826 (arm_get_frame_offsets): Update.
6827 (arm_expand_prologue): Update.
6828 (thumb_pushpop): Update.
6829 (thumb_exit): Update.
6830 (thumb1_expand_prologue): Update.
6831 (thumb1_expand_epilogue): Update.
6832 (arm_unwind_emit): Update.
6833 (arm_output_fn_unwind): Update.
6834 * config/arm/arm.h (FRAME_POINTER_REQUIRED): Update.
6835 * config/arm/arm.md: Update.
6836 * config/pa/pa.md: Update.
6837 * config/pa/pa.c (legitimize_pic_address): Update.
6838 (compute_frame_size): Update.
6839 (hppa_expand_prologue): Update.
6840 (hppa_expand_epilogue): Update.
6841 (borx_reg_operand): Update.
6842 * config/pa/pa.h (FRAME_POINTER_REQUIRED): Update.
6843 (HARD_REGNO_RENAME_OK): Update.
6844 * config/mips/mips.c (mips_global_pointer): Update.
6845 (mips_save_reg_p): Update.
6846 (mips_compute_frame_info): Update.
6847 (mips_frame_pointer_required): Update.
6848 (mips_expand_prologue): Update.
6849 (mips_expand_epilogue): Update.
6850 (mips_can_use_return_insn): Update.
6851 (mips_reorg_process_insns): Update.
6852 * config/v850/v850.c (compute_register_save_size): Update.
6853 * config/mmix/mmix.h (FRAME_POINTER_REQUIRED): Update.
6854 * config/mmix/mmix.c (along): Update.
6855 (mmix_expand_epilogue): Update.
6856 * config/bfin/bfin.c (legitimize_pic_address): Update.
6857 (must_save_p): Update.
6858 (stack_frame_needed_p): Update.
6859 (add_to_reg): Update.
6860 (bfin_expand_prologue): Update.
6861 * stmt.c (expand_asm_operands): Update.
6862 * reload1.c (reload): Update.
6863 (init_elim_table): Update.
6865 2008-04-25 Bob Wilson <bob.wilson@acm.org>
6867 * optabs.c (expand_float): Fix REG_EQUAL for UNSIGNED_FLOAT libcall.
6869 2008-04-25 H.J. Lu <hongjiu.lu@intel.com>
6871 * config/i386/sse.md (mov<mode>): Replace SSEMODEI with SSEMODE.
6872 (*mov<mode>_internal): Likewise. Support V4SF and V2DF.
6873 (mov<mode>): Removed.
6874 (*movv4sf_internal): Likewise.
6875 (*movv2df_internal): Likewise.
6877 2008-04-25 Pompapathi V Gadad <Pompapathi.V.Gadad@nsc.com>
6879 * config.gcc (crx-*-elf): Remove deprecation.
6881 2008-04-25 Danny Smith <dannysmith@users.sourceforge.net>
6883 * config/i386/cygming-crtend.c (register_frame_ctor): Register
6884 __gcc_deregister_frame with atexit.
6885 (deregister_frame_dtor): Remove.
6887 2008-04-24 Nathan Froyd <froydnj@codesourcery.com>
6888 Nathan Sidwell <nathan@codesourcery.com>
6890 * config/rs6000/rs6000.opt (mspe): Remove Var property.
6892 * config/rs6000/rs6000.h (rs6000_spe): Declare.
6893 (rs6000_isel): Likewise.
6894 * config/rs6000/rs6000.c (rs6000_spe): New variable.
6895 (rs6000_isel): New variable.
6896 (rs6000_handle_option): Handle OPT_mspe and OPT_misel.
6898 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6901 * c-common.c (handle_vector_size_attribute): Call
6902 lang_hooks.types.reconstruct_complex_type instead of
6903 reconstruct_complex_type.
6904 * config/rs6000/rs6000.c (rs6000_handle_altivec_attribute): Likewise.
6905 * config/spu/spu.c (spu_handle_vector_attribute): Likewise.
6906 * langhooks.h (struct lang_hooks_for_types): Add
6907 reconstruct_complex_type hook.
6908 * langhooks-def.h (LANG_HOOKS_RECONSTRUCT_COMPLEX_TYPE): Define.
6909 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add it.
6911 2008-04-24 Richard Guenther <rguenther@suse.de>
6913 * c-common.h (check_builtin_function_arguments): Declare.
6914 * c-common.c (validate_nargs): New function.
6915 (check_builtin_function_arguments): Likewise.
6916 * c-typeck.c (build_function_call): Call
6917 check_builtin_function_arguments.
6918 * builtins.c (fold_builtin_classify): Remove error reporting code.
6919 (fold_builtin_unordered_cmp): Likewise.
6920 (fold_builtin_1): Likewise.
6921 (fold_builtin_n): Likewise.
6923 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6925 PR tree-optimization/36008
6926 * fold-const.c (try_move_mult_to_index): If s == NULL, divide
6927 the original op1, rather than delta by step.
6929 2008-04-22 Antoniu Pop <antoniu.pop@gmail.com>
6930 Sebastian Pop <sebastian.pop@amd.com>
6932 * tree-parloops.c (take_address_of, eliminate_local_variables_1,
6933 eliminate_local_variables_stmt, eliminate_local_variables,
6934 separate_decls_in_loop_name, separate_decls_in_loop_stmt,
6935 separate_decls_in_loop, gen_parallel_loop): Make them work on a region
6936 of code delimited by two edges in the CFG.
6937 (separate_decls_in_loop_name): Renamed separate_decls_in_region_name.
6938 (separate_decls_in_loop_stmt): Renamed separate_decls_in_region_stmt.
6939 (separate_decls_in_loop): Renamed separate_decls_in_region. Isolate
6940 the case of parallelisation of reductions.
6941 (expr_invariant_in_region_p): New.
6943 * tree-flow.h (gather_blocks_in_sese_region): Declared.
6944 * tree-cfg.c (gather_blocks_in_sese_region): Extern.
6946 2008-04-24 Ira Rosen <irar@il.ibm.com>
6947 Richard Guenther <rguenther@suse.de>
6949 PR tree-optimization/36034
6950 * tree-vect-analyze.c (vect_analyze_group_access): SLP is
6951 incapable of dealing with loads with gaps.
6953 2008-04-24 Rafael Espindola <espindola@google.com>
6955 * tree-flow.h (vrp_evaluate_conditional): Change signature.
6956 * tree-ssa-propagate.c (fold_predicate_in): Update call to
6957 vrp_evaluate_conditional.
6958 * tree-vrp.c (vrp_evaluate_conditional_warnv): Remove.
6959 (vrp_evaluate_conditional): Split the cond argument.
6960 (vrp_visit_cond_stmt): Use vrp_evaluate_conditional_warnv_with_ops.
6961 (simplify_stmt_for_jump_threading): Update call to
6962 vrp_evaluate_conditional.
6964 2008-04-24 Ira Rosen <irar@il.ibm.com>
6966 PR tree-optimization/35982
6967 * tree-vect-analyze.c (vect_check_interleaving): Check that the
6968 interleaved data-refs are of the same type.
6970 2008-04-24 Danny Smith <dannysmith@users.net>
6972 * c-format.c (check_format_info_main): Use strncmp rather than a
6973 magic prefix to handle multichar length specs.
6974 * config/i386/msformat-c.c (format_length_info ms_printf_length_specs):
6975 Don't prefix "I64" and "I32" with '\0'.
6977 2008-04-24 Jakub Jelinek <jakub@redhat.com>
6980 * config/i386/i386.c (init_cumulative_args): Don't pass anything
6981 in registers for -m32 only if stdarg_p (fntype).
6983 2008-04-24 Uros Bizjak <ubizjak@gmail.com>
6985 PR rtl-optimization/36006
6986 * expmed.c (store_fixed_bit_field): Copy op0 rtx before moving
6987 temp to op0 in order to avoid invalid rtx sharing.
6989 2008-04-23 Paolo Bonzini <bonzini@gnu.org>
6991 * tree-cfg.c (verify_expr): Check with is_gimple_address. Don't
6992 check TREE_INVARIANT.
6993 * tree-gimple.c (is_gimple_address): New.
6994 (is_gimple_invariant_address): Simplify using decl_address_invariant_p.
6995 * tree-gimple.h (is_gimple_address): New.
6996 * tree.h (decl_address_invariant_p): New.
6997 * tree.c (make_node_stat): Don't set TREE_INVARIANT.
6998 (build_string): Likewise.
6999 (decl_address_invariant_p): New, from is_gimple_invariant_address.
7000 (tree_invariant_p_1): Likewise.
7001 (save_expr): Use it.
7002 (tree_invariant_p): New.
7003 (skip_simple_arithmetic): Use it.
7004 (stabilize_reference_1): Use it.
7005 (recompute_tree_invariant_for_addr_expr): Don't update TREE_INVARIANT,
7007 (build1_stat): Drop code to compute TREE_INVARIANT.
7008 (build2_stat): Drop code to compute TREE_INVARIANT.
7009 (build3_stat): Drop code to compute TREE_INVARIANT.
7010 (build4_stat): Drop code to compute TREE_INVARIANT.
7011 (build5_stat): Drop code to compute TREE_INVARIANT.
7012 (build7_stat): Drop code to compute TREE_INVARIANT.
7013 (merge_dllimport_decl_attributes): Don't mention TREE_INVARIANT.
7014 * tree.h (struct tree_base): Remove invariant_flag.
7015 (TREE_INVARIANT): Remove.
7016 * builtins.c (build_string_literal): Don't set TREE_INVARIANT.
7017 (fold_builtin_expect): Check TREE_CONSTANT.
7018 * tree-ssa-ccp.c (fold_stmt_r): Adjust comment.
7019 * c-tree.h (c_expr_to_decl): Drop third parameter.
7020 * c-typeck.c (build_external_ref): Don't set TREE_INVARIANT.
7021 (build_c_cast): Don't set TREE_INVARIANT.
7022 (pop_init_level): Don't set TREE_INVARIANT.
7023 (c_objc_common_truthvalue_conversion): Don't set TREE_INVARIANT.
7024 * gimplify.c (gimplify_init_ctor_preeval): Add assertion, test
7026 (gimplify_init_constructor): Don't set TREE_INVARIANT.
7027 (gimplify_addr_expr): Adjust comment.
7028 * tree-mudflap.c (mf_build_string):
7029 * print-tree.c (print_node): Don't print TREE_INVARIANT.
7030 * tree-nested.c (convert_nonlocal_reference): Adjust comment.
7031 * c-common.c (fix_string_type): Don't set TREE_INVARIANT.
7032 * langhooks-def.h (lhd_expr_to_decl): Drop third parameter.
7033 * langhooks.c (lhd_expr_to_decl): Drop third parameter.
7034 * langhooks.h (struct lang_hooks): Drop third parameter from
7037 2008-04-23 Richard Guenther <rguenther@suse.de>
7039 PR tree-optimization/27799
7040 PR tree-optimization/32921
7041 PR tree-optimization/32624
7042 * tree-ssa-structalias.c (merge_smts_into): Only merge the
7043 SMTs aliases and the tag itself into the solution.
7044 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Do not
7045 merge the points-to solution back into the SMT aliases.
7046 (may_alias_p): Use alias_set_subset_of instead of
7047 aliases_conflict_p. A pointer which points to
7048 memory with alias set zero may access any variable.
7050 2008-04-23 Richard Guenther <rguenther@suse.de>
7052 * alias.c (alias_set_subset_of): Correctly handle asking
7053 if zero is a subset of an alias set with zero child.
7054 * tree-ssa-alias.c (have_common_aliases_p): Simplify logic.
7055 (compute_flow_insensitive_aliasing): Correctly walk all
7056 pointers. Do not unnecessarily union sets.
7058 2008-04-23 Richard Guenther <rguenther@suse.de>
7061 * c-common.c (handle_alloc_size_attribute): Use type_num_arguments.
7063 2008-04-22 Tomas Bily <tbily@suse.cz>
7065 * tree-cfg.c (verify_expr): Check for NON_LVALUE_EXPR as
7067 * tree-vrp.c (extract_range_from_unary_expr): Removed unused
7069 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Likewise.
7070 * tree-ssa-structalias.c (get_constraint_for): Likewise.
7071 * tree-inline.c (estimate_num_insns_1): Likewise.
7072 * varasm.c (const_hash_1, compare_constant, copy_constant)
7073 (compute_reloc_for_constant, output_addressed_constants): Likewise.
7074 * emit-rtl.c (component_ref_for_mem_expr)
7075 (set_mem_attributes_minus_bitpos): Likewise.
7076 * expr.c (highest_pow2_factor, expand_expr_real_1, )
7077 (is_aligning_offset): Likewise.
7078 * dwarf2out.c (loc_descriptor_from_tree_1, add_bound_info): Likewise.
7079 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Likewise.
7080 * dojump.c (do_jump): Likewise.
7081 * builtins.c (get_pointer_alignment, get_memory_rtx)
7082 (integer_valued_real_p, fold_builtin_next_arg): Likewise.
7083 * tree-scalar-evolution.c (instantiate_parameters_1): Likewise.
7085 2008-04-23 Jakub Jelinek <jakub@redhat.com>
7087 PR rtl-optimization/36017
7088 * builtins.c (expand_errno_check): Clear CALL_EXPR_TAILCALL before
7089 expanding the library call.
7091 2008-04-22 Ian Lance Taylor <iant@google.com>
7093 * fold-const.c (pointer_may_wrap_p): Call int_size_in_bytes rather
7096 2008-04-22 Pat Haugen <pthaugen@us.ibm.com>
7098 * config/rs6000/rs6000.c (rs6000_register_move_cost): Increase cost
7099 of LR/CTR moves for Power6.
7101 2008-04-22 Kenneth Zadeck <zadeck@naturalbridge.com>
7104 * passes.c (init_optimization_passes): Remove
7105 pass_fast_rtl_byte_dce.
7107 2008-04-22 Uros Bizjak <ubizjak@gmail.com>
7110 * config/i386/xmmintrin.h (_mm_cvtpi16_ps): Rearrange calls to
7111 builtin functions to generate faster code.
7112 (_mm_cvtpu16_ps): Ditto.
7113 (_mm_cvtpi32x2_ps): Ditto.
7115 2008-04-22 Nick Clifton <nickc@redhat.com>
7117 * common.opt (ftree-loop-distribution): Add Optimization
7120 * config/frv/frv.c (frv_stack_info): Use crtl instead of cfun.
7121 (frv_expand_builtin_va_start): Likewise.
7123 * config/arm/arm.c (thumb_find_work_register): Fix location of
7124 argument register count.
7126 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7128 Support scheduling for ColdFire V1 and V3 microarchitecture.
7129 Improve scheduling of multiplication instructions.
7131 * config/m68k/m68k.md (cpu): Add cfv1 and cfv3. Rename cf_v2 to cfv1.
7132 (mac): New instruction attribute.
7133 * config/m68k/m68k.c (override_options): Handle cfv1, cfv3 and mac.
7134 (m68k_sched_mac): New variable.
7135 (m68k_sched_attr_type2, m68k_sched_md_init_global): Update.
7136 Handle cfv1 and cfv3.
7137 (max_insn_size): New static variable.
7138 (struct _sched_ib): New type.
7139 (sched_ib): New static variable.
7140 (sched_ib_size, sched_ib_filled, sched_ib_insn): Convert variables
7141 to fields of 'struct _sched_ib sched_ib'. Update all uses.
7142 (m68k_sched_variable_issue): Add modeling of cfv3 instruction buffer.
7144 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
7145 m68k_sched_md_init, m68k_sched_md_finish): Handle cfv1 and cfv3. Init
7146 new variables. Update.
7147 (m68k_sched_dfa_pre_advance_cycle, m68k_sched_dfa_post_advance_cycle):
7148 Add modeling of cfv3 instruction buffer. Update.
7149 * config/m68k/m68k-protos.h (m68k_sched_mac): Declare.
7150 * config/m68k/m68k.h (TUNE_CFV3): New macro.
7151 * config/m68k/cf.md: Change substrings 'cf_v2' to 'cfv12' or 'cfv123'.
7152 (cf_* reservations): Rename to cfv12 or cfv123 to indicate cores
7153 a particular reservation applies to.
7154 (type2): Reorganize attribute values. Rename alu to alu_reg,
7155 alu_l to alu, move_l to omove. Join move to alu. Split mul
7157 (cf_ib_*): Simplify description of instruction buffer.
7158 (cf_ib_w0, cf_ib_w4, cf_ib_w5, cf_ib_w6): Remove.
7159 (cf_mem): Split into cf_mem1 and cf_mem2.
7160 (cf_v2_move_??): Rename to cfv12_alu_??.
7161 (cf_v2_move_l_??): Rename to cfv12_omove_??.
7162 (cf_v2_mul_??): Remove reservations.
7163 (cfv12_mul_l_??, cfv12_mul_w_??, cfv12_mac_w_??, cfv12_mac_l_??,
7164 cfv12_emac_??, cfv12_emac_w_i0): New reservations.
7165 (cfv12_rts, cfv12_call, cfv12_bcc, cfv12_bra, cfv12_jmp): Move to
7167 (cfv3_alu_10, cfv3_omove_10, cfv3_alu_i0, cfv3_omove_i0, cfv3_alu_01,
7168 cfv3_alu_0i, cfv3_alu_11, cfv3_omove_11, cfv3_alu_i1, cfv3_omove_i1,
7169 cfv3_alu_1i, cfv3_omove_1i, cfv3_pea_11, cfv3_pea_i1, cfv3_mul_w_10,
7170 cfv3_mul_l_10, cfv3_mul_w_i0, cfv3_mac_w_10, cfv3_mac_l_10,
7171 cfv3_mac_w_i0, cfv3_emac_10, cfv3_emac_w_i0, cfv3_rts, cfv3_call,
7172 cfv3_bcc, cfv3_bra, cfv3_jmp): New reservations.
7173 (cfv3_*_1, cfv3_*_2, cfv3_*_3): New instruction reservations that are
7174 expansions of the above reservations for instructions of sizes
7177 2008-04-22 Maxim Kuvyrkov <maxim@codesourcery.com>
7179 * rtl-factoring.c (collect_patterns_seqs): Handle CC0 targets.
7181 2008-04-21 Adam Nemet <anemet@caviumnetworks.com>
7183 * coverage.c: Include tree-pass.h.
7184 (coverage_counter_alloc): Print da_file_name to the dump file.
7186 2008-04-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7188 * sbitmap.c (sbitmap_range_empty_p): New function.
7189 * sbitmap.h (sbitmap_range_empty_p): New function.
7190 * bitmap.h: Now includes obstack.h.
7192 2008-04-21 Richard Sandiford <rsandifo@nildram.co.uk>
7193 Kenneth Zadeck <zadeck@naturalbridge.com>
7195 * dbgcnt.def (ra_byte_scan): Added.
7196 * dbgcnt.c (dbg_cnt): Added code to print message to dump_file
7197 when the last hit happens for a counter.
7198 * timevar.def (TV_DF_BYTE_LR): New variable.
7199 * tree-pass.h (pass_fast_rtl_byte_dce): New pass.
7200 * passes.c (pass_fast_rtl_byte_dce): New pass.
7201 * fwprop.c (update_df): Added mode to call df_ref_create.
7202 Renamed DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7203 DF_REF_EXTRACT_OFFSET.
7204 * df.h (DF_BYTE_LR, DF_BYTE_LR_BB_INFO, DF_BYTE_LR_IN,
7205 DF_BYTE_LR_OUT, df_byte_lr): New macro.
7207 (df_ref_extract): Added mode field.
7208 (DF_REF_WIDTH, DF_REF_OFFSET) Renamed to DF_REF_EXTRACT_WIDTH and
7209 DF_REF_EXTRACT_OFFSET.
7210 (DF_REF_EXTRACT_MODE): New macro.
7211 (df_byte_lr_bb_info): New structure.
7212 (df_print_byte_regset, df_compute_accessed_bytes,
7213 df_byte_lr_add_problem, df_byte_lr_get_regno_start,
7214 df_byte_lr_get_regno_len, df_byte_lr_simulate_defs,
7215 df_byte_lr_simulate_uses,
7216 df_byte_lr_simulate_artificial_refs_at_top,
7217 df_byte_lr_simulate_artificial_refs_at_end,
7218 df_compute_accessed_bytes): New function.
7219 (df_ref_create): Add parameter.
7220 (df_byte_lr_get_bb_info): New inline function.
7221 * df-scan.c (df_ref_record, df_uses_record,
7222 df_ref_create_structure): Added mode parameter.
7223 (df_ref_create, df_notes_rescan, df_ref_record, df_def_record_1,
7224 df_defs_record, df_uses_record, df_get_conditional_uses,
7225 df_get_call_refs, df_insn_refs_collect, df_bb_refs_collect,
7226 df_entry_block_defs_collect, df_exit_block_uses_collect):
7227 Added mode parameter to calls to df_ref_record, df_uses_record,
7228 df_ref_create_structure.
7229 (df_ref_equal_p, df_ref_compare): Added test for modes.
7230 (df_ref_create_structure): Added code to set mode. Renamed
7231 DF_REF_WIDTH and DF_REF_OFFSET to DF_REF_EXTRACT_WIDTH and
7232 DF_REF_EXTRACT_OFFSET.
7233 * df-core.c (df_print_byte_regset): New function.
7234 * df-byte-scan.c: New file.
7235 * df-problems.c (df_rd_transfer_function): Removed unnecessary
7236 calls to BITMAP_FREE.
7237 (df_byte_lr_problem_data, df_problem problem_BYTE_LR): New structure.
7238 (df_byte_lr_get_regno_start, df_byte_lr_get_regno_len,
7239 df_byte_lr_set_bb_info, df_byte_lr_free_bb_info,
7240 df_byte_lr_check_regs, df_byte_lr_expand_bitmap,
7241 df_byte_lr_alloc, df_byte_lr_reset, df_byte_lr_bb_local_compute,
7242 df_byte_lr_local_compute, df_byte_lr_init,
7243 df_byte_lr_confluence_0, df_byte_lr_confluence_n,
7244 df_byte_lr_transfer_function, df_byte_lr_free,
7245 df_byte_lr_top_dump, df_byte_lr_bottom_dump,
7246 df_byte_lr_add_problem, df_byte_lr_simulate_defs,
7247 df_byte_lr_simulate_uses,
7248 df_byte_lr_simulate_artificial_refs_at_top,
7249 df_byte_lr_simulate_artificial_refs_at_end): New function.
7250 * dce.c (byte_dce_process_block): New function.
7251 (dce_process_block): au is now passed in rather than computed
7252 locally. Changed loops that look at artificial defs to not look
7253 for conditional or partial ones, because there never are any.
7254 (fast_dce): Now is able to drive byte_dce_process_block or
7255 dce_process_block depending on the kind of dce being done.
7256 (rest_of_handle_fast_dce): Add parameter to fast_dce.
7257 (rest_of_handle_fast_byte_dce): New function.
7258 (rtl_opt_pass pass_fast_rtl_byte_dce): New pass.
7259 * Makefile.in (df-byte-scan.o, debugcnt.o): Added dependencies.
7261 2008-04-21 Daniel Franke <franke.daniel@gmail.com>
7264 * gcc.h: Added fortran options that take arguments to
7265 DEFAULT_SWITCH_TAKES_ARG and DEFAULT_WORD_SWITCH_TAKES_ARG
7268 2008-04-20 Eric Botcazou <ebotcazou@adacore.com>
7270 * tree-sra.c (sra_walk_expr) <VIEW_CONVERT_EXPR>: Disable
7271 scalarization if on the LHS and not a full access.
7273 2008-04-20 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
7275 * Makefile.in (s-gtyp-input): Remove tmp-gi.list before writing it.
7277 2008-04-18 Rafael Espindola <espindola@google.com>
7279 * tree-vrp.c (find_case_label_index): Fix the binary search.
7280 (find_case_label_range): New.
7281 (vrp_visit_switch_stmt): Use find_case_label_range.
7282 (simplify_switch_using_ranges): Use find_case_label_range.
7284 2008-04-18 Eric Botcazou <ebotcazou@adacore.com>
7286 * gimplify.c (gimplify_modify_expr_rhs) <COND_EXPR>: Gimplify the LHS
7287 using the is_gimple_lvalue predicate instead of is_gimple_min_lval.
7289 2008-04-18 Tom Tromey <tromey@redhat.com>
7292 * doc/cpp.texi (Implementation-defined behavior): Mention
7295 2008-04-18 Ian Lance Taylor <iant@google.com>
7297 * fold-const.c (pointer_may_wrap_p): New static function.
7298 (fold_comparison): Add another test for pointer overflow. Use
7299 pointer_may_wrap_p to disable some false positives.
7301 2008-04-18 Kris Van Hees <kris.van.hees@oracle.com>
7303 * c-common.c (CHAR16_TYPE, CHAR32_TYPE): New macros.
7304 (fname_as_string): Match updated cpp_interpret_string prototype.
7305 (fix_string_type): Support char16_t* and char32_t*.
7306 (c_common_nodes_and_builtins): Add char16_t and char32_t (and
7307 derivative) nodes. Register as builtin if C++0x.
7308 (c_parse_error): Support CPP_CHAR{16,32}.
7309 * c-common.h (RID_CHAR16, RID_CHAR32): New elements.
7310 (enum c_tree_index) <CTI_CHAR16_TYPE, CTI_SIGNED_CHAR16_TYPE,
7311 CTI_UNSIGNED_CHAR16_TYPE, CTI_CHAR32_TYPE, CTI_SIGNED_CHAR32_TYPE,
7312 CTI_UNSIGNED_CHAR32_TYPE, CTI_CHAR16_ARRAY_TYPE,
7313 CTI_CHAR32_ARRAY_TYPE>: New elements.
7314 (char16_type_node, signed_char16_type_node, unsigned_char16_type_node,
7315 char32_type_node, signed_char32_type_node, char16_array_type_node,
7316 char32_array_type_node): New defines.
7317 * c-lex.c (cb_ident): Match updated cpp_interpret_string prototype.
7318 (c_lex_with_flags): Support CPP_CHAR{16,32} and CPP_STRING{16,32}.
7319 (lex_string): Support CPP_STRING{16,32}, match updated
7320 cpp_interpret_string and cpp_interpret_string_notranslate prototypes.
7321 (lex_charconst): Support CPP_CHAR{16,32}.
7322 * c-parser.c (c_parser_postfix_expression): Support CPP_CHAR{16,32}
7323 and CPP_STRING{16,32}.
7325 2008-04-18 Paolo Bonzini <bonzini@gnu.org>
7328 * aclocal.m4: Regenerate.
7329 * configure: Regenerate.
7331 2008-04-18 Jan Hubicka <jh@suse.cz>
7333 * except.c (dw2_size_of_call_site_table,
7334 sjlj_size_of_call_site_table): Use vector API for call_site_record.
7336 * cgraphbuild.c (build_cgraph_edges): Update.
7337 * tree-pass.h: Update comment.
7338 * final.c (leaf_function_p): Update.
7339 (leaf_renumber_regs): Update.
7340 (rest_of_clean_state): Update.
7341 * omp-low.c (expand_omp_parallel): Update.
7342 * ipa-reference.c (analyze_function): Update.
7343 * reorg.c (find_end_label): Update.
7344 (optimize_skip): Update.
7345 (fill_simple_delay_slots): Update.
7346 (fill_simple_delay_slots): Update.
7347 (make_return_insns): Update.
7348 (dbr_schedule): Update.
7349 * gimple-low.c (record_vars_into): Update.
7350 * cfgbuild.c (make_edges): Update.
7351 * function.c (assign_stack_local): Update.
7352 (assign_parm_adjust_stack_rtl): Update.
7353 (locate_and_pad_parm): Update.
7354 (allocate_struct_function): Do not initialize stack_alignment_needed
7355 and preferred_stack_boundary here.
7356 (stack_protect_prologue): Update.
7357 (stack_protect_epilogue): Update.
7358 (expand_function_start): Initialize stack_alignment_needed,
7359 preferred_stack_boundary and max_jumptable_ents.
7360 (expand_function_end): Update.
7361 (free_after_compilation): Do not NULLify epilogue_delay_list.
7362 * function.h (struct rtl_data): Add stack_protect_guard,
7363 stack_alignment_needed,
7364 preferred_stack_boundary, epilogue_delay_list.
7365 (struct function): Remove value_histograms, stack_alignment_needed,
7366 preferred_stack_boundary, epilogue_delay_list, max_jumptable_ents,
7368 unexpanded_var_list, stack_protect_guard.
7369 (current_function_epilogue_delay_list): Remove.
7370 * ipa-type-escape.c (analyze_function): Update.
7371 * gimplify.c (pop_gimplify_context): Update comment.
7372 * calls.c (expand_call): Update.
7373 (emit_library_call_value_1): Update.
7374 * except.c (set_nothrow_function_flags): Update.
7375 * cfgexpand.c (get_decl_align_unit): Update.
7376 (create_stack_guard): Update.
7377 (estimated_stack_frame_size): Update.
7378 (expand_used_vars): Update.
7379 (tree_expand_cfg): Free histogram earliers, init expansion variables.
7380 * explow.c (allocate_dynamic_stack_space): Update.
7381 * tree-ssa-live.c (remove_unused_locals): Update.
7382 * varasm.c (mark_constant_pool): Update.
7383 * tree-inline.c (remap_decls): Update.
7384 (initialize_cfun): Update.
7385 (declare_return_variable): Update.
7386 (inline_forbidden_p): Update.
7387 (expand_call_inline): Update.
7388 (declare_inline_vars): Update.
7389 (tree_function_versioning): Update.
7390 * tree-flow.h (value_histograms): New.
7391 (VALUE_HISTOGRAMS): New macro.
7392 * basic-block.h (control_flow_graph): Add max_jumptable_ents,
7394 * tree-cfg.c (set_bb_for_stmt): Update.
7395 (replace_by_duplicate_decl): Update.
7396 (move_block_to_fn): Update.
7397 (new_label_mapper): Update.
7398 (dump_function_to_file): Update.
7399 * ipa-struct-reorg.c (build_data_structure): Update.
7400 * cfgrtl.c (print_rtl_with_bb): Update.
7401 * reload1.c (reload): Update.
7403 * config/i386/i386.c (setup_incoming_varargs_64,
7404 ix86_compute_frame_layout): Update.
7405 * config/arc/arc.c (arc_output_function_epilogue): Update.
7407 2008-04-18 Marius Strobl <marius@FreeBSD.org>
7409 * gthr-posix.h (__gthread_active_p): Use the Solaris implementation
7410 for FreeBSD as well.
7411 * gthr-posix95.h: Likewise.
7413 2008-04-17 Richard Sandiford <rsandifo@nildram.co.uk>
7415 PR rtl-optimization/35838
7416 * dse.c (find_shift_sequence): Use subreg_lowpart_offset to work
7417 out the byte offset of the first subreg.
7419 2008-04-17 Uros Bizjak <ubizjak@gmail.com>
7421 * config/i386/i386.md (addti3 splitter): Pass arrays of 3 operands
7422 to split_ti instead of three separate calls with single member arrays.
7423 (subti3 splitter): Ditto.
7424 (adddi3 splitter): Ditto with split_di.
7425 (subdi3 splitter): Ditto.
7426 (negti2 splitter): Pass arrays of 2 operands to split_ti instead of
7427 two separate calls with single member arrays. Swap match_dup
7428 operands 1 and 2 to better fit into the array.
7429 (negdi2 splitter): Ditto with split_di.
7430 (movdfcc splitter): Pass arrays of 2 operands to split_di instead of
7431 two separate calls with single member arrays. Swap match_dup operands
7432 6 and 7 to better fit into the array.
7434 2008-04-17 H.J. Lu <hongjiu.lu@intel.com>
7436 * config/i386/i386.c (sse_builtin_type): New.
7437 (bdesc_sse_args): Likewise.
7438 (bdesc_sse_3arg): Removed.
7439 (bdesc_2arg): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7440 (bdesc_1arg): Remove IX86_BUILTIN_ROUNDPD and
7441 IX86_BUILTIN_ROUNDPS.
7442 (ix86_init_mmx_sse_builtins): Handle bdesc_sse_args. Remove
7443 bdesc_sse_3arg. Remove IX86_BUILTIN_ROUNDPD and
7444 IX86_BUILTIN_ROUNDPS.
7445 (ix86_expand_sse_4_operands_builtin): Removed.
7446 (ix86_expand_sse_operands_builtin): New.
7447 (ix86_expand_unop_builtin): Remove CODE_FOR_sse4_1_roundpd
7448 and CODE_FOR_sse4_1_roundps.
7449 (ix86_expand_builtin): Remove IX86_BUILTIN_AESKEYGENASSIST128.
7450 Handle bdesc_sse_args. Remove bdesc_sse_3arg.
7452 2008-04-17 Alan Modra <amodra@bigpond.net.au>
7455 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Restore vr and vrsave
7456 regs before frame pop when needed. If use_backchain_to_restore_sp
7457 then load backchain into a temp reg to restore vr and vrsave. Add
7458 code to restore vr after frame pop if possible.
7460 2008-04-17 Richard Guenther <rguenther@suse.de>
7462 * tree-vn.c (expressions_equal_p): Do not check type
7463 equality or compatibility before calling operand_equal_p.
7464 * fold-const.c (operand_equal_p): Check equivalence of
7465 integer constants before bailing out due to signedness or
7466 precision differences.
7467 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Ignore
7468 spurious differences in type qualification. Ignore types
7469 for COMPONENT_REFs at all.
7471 2008-04-17 Christian Bruel <christian.bruel@st.com>
7473 * config/sh/sh.c (expand_cbranchdi4): Use original operands for
7474 msw_skip comparison.
7476 2008-04-16 Jakub Jelinek <jakub@redhat.com>
7479 * tree-nrv.c (tree_nrv): Don't optimize if result_type is GIMPLE
7482 PR tree-optimization/35899
7483 * tree-inline.c (expand_call_inline): Use GIMPLE_STMT_OPERAND
7484 rather than TREE_OPERAND.
7486 2008-04-16 Uros Bizjak <ubizjak@gmail.com>
7489 * config/i386/i386.md (fmodxf3): Copy operand 1 and operand 2 into
7490 temporary registers. Change operand predicate to general_operand.
7491 (remainderxf3): Ditto.
7493 2008-04-16 Richard Guenther <rguenther@suse.de>
7495 * Makefile.in (tree-affine.o): Add $(FLAGS_H) dependency.
7496 * tree-affine.c (aff_combination_expand): Look through some
7499 2008-04-15 Doug Kwan <dougkwan@google.com>
7501 * dwarf2asm.c (dw2_assemble_integer): Cast to unsigned HOST_WIDE_INT
7503 * tree-pretty-print.c (dump_generic_node): Ditto.
7504 * final.c (output_addr_const): Ditto.
7505 * dwarf2out.c (output_cfi): Ditto.
7506 * c-pretty-print.c (pp_c_integer_constant): Ditto.
7507 * print-rtl.c (print_rtx): Ditto.
7508 * print-tree.c (print_node_brief, print_node): Ditto.
7509 * c-common.c (match_case_to_enum_1): Ditto.
7510 * sched-vis.c (print_value): Ditto.
7511 * config/i386/i386.c (print_operand): Cast to long unsigned int
7514 2008-04-15 Danny Smith <dannysmith@users.sourceforge.net>
7515 * libgcc2.c [L_trampoline]: Remove unnecessary prototype for
7516 MS Windows VirtualProtect function.
7518 2008-04-15 Jan Hubicka <jh@suse.cz>
7520 * gengtype.c (write_root): Param_is argument is OK.
7521 * expr.c (expand_expr_real_1): Update call of get_exception_*.
7522 * function.h: Include varray.h
7523 (rtl_eh): New stucture based on except.c one.
7524 (call_site_record): New forward declaration and vector type.
7525 * calls.c (emit_call_1): Do not call
7526 note_current_region_may_contain_throw.
7527 * except.c (eh_status): Remove cur_region, try_region since they are
7529 Move filter, exc_ptr, ttype_data, ehspec_data, action_record_data and
7530 exception_handler_label_map, ehr_stackadj, ehr_handler, ehr_label,
7531 sjlj_fc, sjlj_exit_after to rth_eh in function.h.
7532 Remove call_site_data_used, call_site_data_size.
7533 Turn call_site_record into vector in function.h.
7534 (note_current_region_may_contain_throw): Remove.
7535 (get_exception_pointer, get_exception_filter): Do not take struct
7536 function argument; update.
7537 (add_ehl_entry, find_exception_handler_labels, ehspec_filter_hash,
7538 add_ttypes_entry, add_ehspec_entry, assign_filter_values,
7539 build_post_landing_pads, dw2_build_landing_pads,
7540 sjlj_assign_call_site_values, sjlj_mark_call_sites,
7541 sjlj_emit_function_enter, sjlj_emit_function_enter,
7542 sjlj_emit_function_exit, sjlj_emit_dispatch_table,
7543 sjlj_build_landing_pads, finish_eh_generation,
7544 remove_exception_handler_label, remove_eh_handler,
7545 maybe_remove_eh_handler, add_reachable_handler,
7546 reachable_handlers, expand_builtin_eh_return, expand_eh_return,
7547 add_action_record, collect_one_action_chain, add_call_site,
7548 convert_to_eh_region_ranges, sjlj_size_of_call_site_table,
7549 sjlj_output_call_site_table, output_function_exception_table,
7550 * except.h (note_current_region_may_contain_throw): Remove
7551 (get_exception_pointer, get_exception_filter): Do not take struct
7553 * Makefile.in (GTFILES): Put varargs before struct function.
7555 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7557 * tree-ssa-structalias.c (get_constraint_for_component_ref): Do not
7558 punt for STRING_CST.
7559 (get_constraint_for): Deal with STRING_CST here instead.
7561 2008-04-15 Richard Guenther <rguenther@suse.de>
7563 * tree-ssa-propagate.c (substitute_and_fold): Substitute
7564 statements in a basic-block with a backward walk. Do not
7565 substitute into dead statements but instead remove those.
7567 2008-04-15 Richard Guenther <rguenther@suse.de>
7569 * params.def (PARAM_MAX_FIELDS_FOR_FIELD_SENSITIVE): Set default
7570 to zero, thus disable creation of SFTs.
7572 2008-04-15 Eric Botcazou <ebotcazou@adacore.com>
7574 * tree-predcom.c (suitable_reference_p): Return false if the
7575 reference can throw.
7577 2008-04-15 Jakub Jelinek <jakub@redhat.com>
7580 * c-decl.c (finish_decl): If extern or static var has variable
7581 size, set TREE_TYPE (decl) to error_mark_node.
7583 2008-04-15 Rafael Espindola <espindola@google.com>
7585 * fold-const.c (tree_call_nonnegative_warnv_p): Remove local
7588 2008-04-15 Richard Guenther <rguenther@suse.de>
7590 * tree-ssa-sccvn.h (vn_reference_lookup): Adjust prototype.
7591 * tree-ssa-sccvn.c (vn_reference_lookup): New parameter maywalk.
7592 (visit_reference_op_load): Do walk vuse-vdef chains on
7593 vn_reference_lookup.
7594 (visit_reference_op_store): But do not here.
7595 * tree-vn.c (vn_lookup): Do not walk vuse-vdef chains on
7596 vn_reference_lookup.
7597 (vn_lookup_with_vuses): But do so here.
7599 2008-04-14 Ian Lance Taylor <iant@google.com>
7601 * fold-const.c (fold_overflow_warning): Remove assertion.
7603 2008-04-15 Ben Elliston <bje@au.ibm.com>
7605 * config/alpha/alpha.c (alpha_initialize_trampoline): Remove temp,
7606 temp1 local variables.
7608 2008-04-15 Zuxy Meng <zuxy.meng@gmail.com>
7611 * config/i386/winnt.c (i386_pe_section_type_flags): Mark
7612 ".text.unlikely" section as executable.
7614 2008-04-14 James E. Wilson <wilson@tuliptree.org>
7616 * config/ia64/ia64.c (rtx_needs_barrier): Handle
7617 UNSPEC_FR_SQRT_RECIP_APPROX_RES.
7618 * config/ia64/ia64.c (UNSPEC_FR_SQRT_RECIP_APPROX_RES): Define.
7619 (divsi3_internal, divdi3_internal_lat, divdi3_internal_thr,
7620 divsf3_internal_lat, sqrt_approx, sqrtsf2_internal_thr,
7621 divdf3_internal_lat, sqrtdf2_internal_thr, divxf3_internal_lat,
7622 divxf3_internal_thr, sqrtxf2_internal_thr, recip_approx): Use it.
7624 2008-04-14 Ian Lance Taylor <iant@google.com>
7626 * flags.h (POINTER_TYPE_OVERFLOW_UNDEFINED): Define.
7627 * fold-const.c (fold_comparison): If appropriate, test
7628 POINTER_TYPE_OVERFLOW_UNDEFINED, and issue an overflow warning.
7629 (fold_binary): Test POINTER_TYPE_OVERFLOW_UNDEFINED when
7630 reassociating a pointer type.
7631 * doc/invoke.texi (Optimize Options): Document that
7632 -fstrict-overflow applies to pointer wraparound.
7634 2008-04-13 Jan Hubicka <jh@suse.cz>
7636 * m32.c (m32c_pushm_popm): Use crtl->retrun_rtx.
7638 2008-04-12 Andrew Pinski <pinskia@gmail.com>
7640 * config/rs6000/rs6000.c (compute_save_world_info): Set lr_save_p if
7641 we are going to "save the world".
7643 2008-04-13 Hans-Peter Nilsson <hp@axis.com>
7645 * config/cris/cris.md ("*andhi_lowpart_non_v32", "*andhi_lowpart_v32")
7646 ("*andqi_lowpart_non_v32", "*andqi_lowpart_v32"): Use "+" for the
7647 operand 0 constraint, not "=".
7649 2008-04-11 James E. Wilson <wilson@tuliptree.org>
7651 * system.h: Change ASSERT_CHECKING to ENABLE_ASSERT_CHECKING.
7653 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7655 * dse.c (record_store): Use HOST_BITS_PER_WIDE_INT instead
7656 of size of positions_needed * CHAR_BIT.
7658 2008-04-11 H.J. Lu <hongjiu.lu@intel.com>
7661 * dse.c (store_info): Change positions_needed to unsigned
7663 (lowpart_bitmask): New.
7664 (record_store): Cast to unsigned HOST_WIDE_INT for
7665 positions_needed. Assert width <= size of positions_needed *
7666 CHAR_BIT. Call lowpart_bitmask to initialize positions_needed.
7667 (check_mem_read_rtx): Use unsigned HOST_WIDE_INT on mask. Call
7668 lowpart_bitmask to set mask.
7670 2008-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
7672 * config/bfin/constraints.md: New file.
7673 * config/bfin/bfin.md: Include it.
7674 (adddi3): Use satisfies_constraint functions instead of the old macros.
7675 * config/bfin/bfin.h (REG_CLASS_FROM_LETTER, CONSTRAINT_LEN,
7676 CONST_18UBIT_IMM_P, CONST_16BIT_IMM_P, CONST_16UBIT_IMM_P,
7677 CONST_7BIT_IMM_P, CONST_7NBIT_IMM_P, CONST_5UBIT_IMM_P,
7678 CONST_4BIT_IMM_P, CONST_4UBIT_IMM_P, CONST_3BIT_IMM_P,
7679 CONST_3UBIT_IMM_P, CONST_OK_FOR_K, CONST_OK_FOR_P, CONST_OK_FOR_M,
7680 CONST_OK_FOR_CONSTRAINT_P, CONST_DOUBLE_OK_FOR_LETTER,
7681 EXTRA_CONSTRAINT): Delete.
7682 * config/bfin/predicates.md (highbits_operand, reg_or_7bit_operand,
7683 reg_or_neg7bit_operand): Use satisfies_constraint functions instead
7685 * config/bfin/bfin.c: Include "tm-constrs.h".
7686 (bfin_secondary_reload, split_load_immediate, bfin_rtx_costs):
7687 Use satisfies_constraint functions instead of the old macros.
7688 * doc/md.texi (Blackfin Constraints): Update file name reference.
7690 2008-04-11 Richard Guenther <rguenther@suse.de>
7692 PR tree-optimization/35869
7693 * tree-vrp.c (execute_vrp): Move switch statement update after
7694 jump threading. Schedule another cfg cleanup run.
7696 2008-04-11 Volker Reichelt <v.reichelt@netcologne.de>
7699 * attribs.c (decl_attributes): Return early on errorneous node.
7701 2008-04-10 Oleg Ryjkov <olegr@google.com>
7703 * tree.h (struct tree_base): Added a new flag default_def_flag.
7704 (SSA_NAME_IS_DEFAULT_DEF): Changed to use the new flag.
7706 2008-04-11 Kaz Kojima <kkojima@gcc.gnu.org>
7708 * config.gcc (need_64bit_hwint): Need 64bit hwint for sh-*-*.
7710 2008-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7713 * pa.md: Define mode iterator P. Define mode attribute dwc.
7714 (dcacheflush): Update pattern to use iterator P and attribute dwc.
7715 (icacheflush): Likewise.
7716 * pa.h (INITIALIZE_TRAMPOLINE): Use dcacheflushsi/icacheflushsi if
7717 !TARGET_64BIT, and dcacheflushdi/icacheflushdi if TARGET_64BIT.
7719 2008-04-11 Ben Elliston <bje@au.ibm.com>
7721 * config/spu/spu.c (spu_init_builtins): Mark builtins as nothrow.
7723 2008-04-10 Rafael Espindola <espindola@google.com>
7725 * tree-vrp.c (extract_range_from_binary_expr): Don't handle
7726 TRUTH_ANDIF_EXPR or TRUTH_ORIF_EXPR.
7727 (extract_range_from_expr): The same.
7729 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7731 * config/mips/mips.md (GPR2): New mode iterator.
7733 (*seq_<mode>, *seq_<mode>_mips16, *sne_<mode>, *sgt<u>_<mode>,
7734 *sgt<u>_<mode>_mips16, *sge<u>_<mode>, *slt<u>_<mode>,
7735 *slt<u>_<mode>_mips16 *sle<u>_<mode>, *sle<u>_<mode>_mips16):
7736 Rewrite these to take two modes, the mode of comparison and the
7737 mode of the destination.
7738 * config/mips/mips.c (mips_expand_scc): Instead of having
7739 paradoxical subreg as destination, expand "narrowing" scc if mode
7740 of comparison is SI and target is requested in DI mode.
7741 (mips_emit_int_order_test): Update comment. Make mode of
7742 comparison match CMP0 rather than TARGET. When creating inverse
7743 target use mode of TARGET.
7745 2008-04-10 Adam Nemet <anemet@caviumnetworks.com>
7747 * gcov-dump.c (tag_summary): Only print summaries for the first
7748 GCOV_COUNTERS_SUMMABLE counters.
7750 2008-04-10 Uros Bizjak <ubizjak@gmail.com>
7752 * config/i386/i386.md (absneg): New code iterator.
7753 (absnegprefix): New code attribute.
7754 (<code><mode>2): Macroize expander from abs<mode>2 and neg<mode>2
7755 patterns using absneg code iterator.
7756 (<code>tf2): Macroize expander from abstf2 and negtf2 patterns
7757 using absneg code iterator.
7758 (*<code><mode>2_1): Macroize insn pattern from *abs<mode>2_1 and
7759 *neg<mode>2 patterns using absneg code iterator.
7760 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7761 *negextendsfdf2 patterns using absneg code iterator.
7762 (*<code>extendsfxf2): Macroize insn pattern from *absextendsfxf2 and
7763 *negextendsfxf2 patterns using absneg code iterator.
7764 (*<code>extendsfdf2): Macroize insn pattern from *absextendsfdf2 and
7765 *negextendsfdf2 patterns using absneg code iterator.
7766 * config/i386/sse.md (<code><mode>2): Macroize expander from
7767 abs<mode>2 and neg<mode>2 patterns using absneg code iterator.
7769 2008-04-10 Andreas Krebbel <krebbel1@de.ibm.com>
7771 * config/s390/s390.h: Remove the remains of the recent search
7772 & replace action of current_function_outgoing_args_size.
7774 2008-04-10 Ira Rosen <irar@il.ibm.com>
7776 PR tree-optimization/35821
7777 * tree-vect-transform.c (vect_create_data_ref_ptr): Add check that
7778 NEW_STMT_LIST is not NULL.
7780 2008-04-09 David Edelsohn <edelsohn@gnu.org>
7783 * toplev.c (process_options): Remove -ffunction-sections debugging
7786 2008-04-09 Peter Bergner <bergner@vnet.ibm.com>
7788 PR middle-end/PR28690
7789 * explow.c (break_out_memory_refs): Use simplify_gen_binary rather
7790 than gen_rtx_fmt_ee to perform more canonicalizations.
7792 2008-04-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7795 * collect2.c (write_c_file): Don't wrap in "#ifdef __cplusplus".
7797 2008-04-09 Richard Guenther <rguenther@suse.de>
7799 * tree-cfg.c (verify_stmt): Print complete bogus stmt.
7800 (dump_function_to_file): Dump function arguments with types.
7802 2008-04-08 Richard Guenther <rguenther@suse.de>
7804 * fold-const.c (fold_widened_comparison): Do not allow
7805 sign-changes that change the result.
7807 2008-04-08 Janis Johnson <janis187@us.ibm.com>
7810 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle additional
7811 kinds of indirect references.
7813 2008-04-08 David Edelsohn <edelsohn@gnu.org>
7815 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update
7816 GNU Fortran language string.
7818 2008-04-08 Rafael Espindola <espindola@google.com>
7820 * fold-canst.c (tree_call_nonnegative_warnv_p): New.
7821 (tree_invalid_nonnegative_warnv_p): Use tree_call_nonnegative_warnv_p.
7822 * tree.h (tree_call_nonnegative_warnv_p): New.
7824 2008-04-08 Jan Hubicka <jh@suse.cz>
7826 * function.c (free_after_compilation): Clear out regno_reg_rtx
7829 2008-04-08 Peter Bergner <bergner@vnet.ibm.com>
7832 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
7834 PR middle-end/PR28690
7835 * rtlanal.c: (commutative_operand_precedence): Give SYMBOL_REF's the
7836 same precedence as REG_POINTER and MEM_POINTER operands.
7838 2008-04-08 Richard Guenther <rguenther@suse.de>
7841 * tree-ssa-address.c (create_mem_ref): Use POINTER_PLUS_EXPR
7842 for adding index to base.
7844 2008-04-08 Kai Tietz <kai.tietz@onevision.com>
7846 * config/i386/mingw32.h (ENABLE_EXECUTE_STACK): New.
7847 (MINGW_ENABLE_EXECUTE_STACK): New.
7848 (IN_LIBGCC2): For libgcc include windows.h file for
7849 function declarations.
7851 2008-04-08 Hans-Peter Nilsson <hp@axis.com>
7853 * config/cris/cris.c (cris_address_cost): For a PLUS, swap tem1
7854 and tem2 if tem1 is not a REG or MULT.
7856 2008-04-08 Jan Hubicka <jh@suse.cz>
7858 * function.h (incomming_args): Break out of struct function.
7859 (function_subsections): Break out of struct function.
7860 (rtl_data): Add args, subsections fields. Break out outgoing_args_size,
7861 return_rtx and hard_reg_initial_vals from struct function.
7862 Kill inl_max_label_num.
7863 (current_function_pops_args, current_function_args_info,
7864 current_function_args_size, current_function_args_size,
7865 current_function_pretend_args_size,
7866 current_function_outgoing_args_size,
7867 current_function_internal_arg_pointer, current_function_return_rtx):
7868 Kill compatibility accestor macros.
7869 * builtins.c (expand_builtin_apply_args_1): Update.
7870 (expand_builtin_next_arg): Update.
7871 * df-scan.c (df_get_call_refs): Update.
7872 * dbxout.c (dbxout_function_end): Update.
7873 * dwarf2out.c (dwarf2out_switch_text_section): Update.
7874 (output_line_info): Update.
7875 (secname_for_decl): Update.
7876 (dwarf2out_var_location): Update.
7877 * function.c (free_after_compilation): Update.
7878 (assign_parm_find_stack_rtl): Update.
7879 (assign_parms): Update.
7880 (expand_dummy_function_end): Update.
7881 (expand_function_end): Update.
7882 * calls.c (mem_overlaps_already_clobbered_arg_p): Update.
7883 (expand_call): Update.
7884 (emit_library_call_value_1): Update.
7885 (store_one_arg): Update.
7886 * varasm.c (initialize_cold_section_name): Update.
7887 (unlikely_text_section): Update.
7888 (unlikely_text_section_p): Update.
7889 (assemble_start_function): Update.
7890 (assemble_end_function): Update.
7891 (default_section_type_flags): Update.
7892 (switch_to_section): Update.
7893 * integrate.c (set_decl_abstract_flags): Update.
7894 (get_hard_reg_initial_val): Update.
7895 (has_hard_reg_initial_val): Update.
7896 (allocate_initial_values): Update.
7897 * resource.c (init_resource_info): Update.
7898 * config/alpha/alpha.c (NUM_ARGS): Update.
7899 (direct_return): Update.
7900 (alpha_va_start): Update.
7901 (alpha_sa_size): Update.
7902 (alpha_initial_elimination_offset): Update.
7903 (alpha_expand_prologue): Update.
7904 (alpha_start_function): Update.
7905 (alpha_expand_epilogue): Update.
7906 (unicosmk_initial_elimination_offset):
7907 * config/alpha/alpha.md (call expander): Update.
7908 * config/s390/s390.c (s390_register_info): Update.
7909 (s390_register_info): Update.
7910 (s390_frame_info): Update.
7911 (s390_initial_elimination_offset): Update.
7912 (s390_build_builtin_va_list): Update.
7913 (s390_va_start): Update.
7914 * config/spu/spu.c (direct_return): Update.
7915 (spu_expand_prologue): Update.
7916 (spu_initial_elimination_offset): Update.
7917 (spu_build_builtin_va_list): Update.
7918 (spu_va_start): Update.
7919 * config/sparc/sparc.c (sparc_init_modes): Update.
7920 (sparc_compute_frame_size): Update.
7921 (function_value): Update.
7922 * config/m32r/m32r.c (m32r_compute_frame_size): Update.
7923 * config/i386/i386.md (return expander): Update.
7924 * config/i386/i386.c (ix86_va_start): Update.
7925 (ix86_can_use_return_insn_p): Update.
7926 (ix86_compute_frame_layout): Update.
7927 (ix86_expand_epilogue): Update.
7928 * config/sh/sh.c (output_stack_adjust): Update.
7929 (calc_live_regs): Update.
7930 (sh_expand_prologue): Update.
7931 (sh_builtin_saveregs): Update.
7932 (sh_va_start): Update.
7933 (initial_elimination_offset): Update.
7934 (sh_allocate_initial_value): Update.
7935 (sh_function_ok_for_sibcall): Update.
7936 (sh_get_pr_initial_val): Update.
7937 * config/sh/sh.md (return expander): Update.
7938 * config/avr/avr.c (frame_pointer_required_p): UPdate.
7939 * config/crx/crx.c (crx_compute_frame): UPdate.
7940 (crx_initial_elimination_offset): UPdate.
7941 * config/xtensa/xtensa.c (compute_frame_size): Update
7942 (xtensa_builtin_saveregs): Update.
7943 (xtensa_va_start): Update.
7944 (order_regs_for_local_alloc): Update.
7945 * config/stormy16/stormy16.c (xstormy16_compute_stack_layout): Update.
7946 (xstormy16_expand_builtin_va_start): Update.
7947 * config/fr30/fr30.c (fr30_compute_frame_size): Update.
7948 * config/m68hc11/m68hc11.md (return expanders): Update.
7949 * config/m68hc11/m68hc11.c (expand_prologue): Update.
7950 (expand_epilogue): Update.
7951 * config/cris/cris.c (cris_initial_frame_pointer_offset): Update.
7952 (cris_simple_epilogue): Update.
7953 (cris_expand_prologue): Update.
7954 (cris_expand_epilogue): Update.
7955 * config/iq2000/iq2000.c (iq2000_va_start): Update.
7956 (compute_frame_size): Update.
7957 * config/mt/mt.c (mt_compute_frame_size): Update.
7958 * config/mn10300/mn10300.c (expand_prologue): Update.
7959 (expand_epilogue): Update.
7960 (initial_offset): Update.
7961 (mn10300_builtin_saveregs):
7962 * config/mn10300/mn10300.md (return expander): Update.
7963 * config/ia64/ia64.c (ia64_compute_frame_size): Update.
7964 (ia64_initial_elimination_offset): Update.
7965 (ia64_initial_elimination_offset): Update.
7966 (ia64_expand_prologue): Update.
7967 * config/m68k/m68k.md (return expander): Update.
7968 * config/rs6000/rs6000.c (rs6000_va_start): Update.
7969 (rs6000_stack_info): Update.
7970 * config/mcore/mcore.c (layout_mcore_frame): Update.
7971 (mcore_expand_prolog): Update.
7972 * config/arc/arc.c (arc_compute_frame_size): Update.
7973 * config/score/score3.c (score3_compute_frame_size): Update.
7974 * config/score/score7.c (score7_compute_frame_size): Update.
7975 * config/arm/arm.c (use_return_insn): Update.
7976 (thumb_find_work_register): Update.
7977 (arm_compute_save_reg_mask): Update.
7978 (arm_output_function_prologue): Update.
7979 (arm_output_epilogue): Update.
7980 (arm_size_return_regs): Update.
7981 (arm_get_frame_offsets): Update.
7982 (arm_expand_prologue): Update.
7983 (thumb_exit): Update.
7984 (thumb_unexpanded_epilogue): Update.
7985 (thumb1_output_function_prologue): Update.
7986 * config/pa/pa.md (return expander): Update.
7987 * config/pa/pa.c (compute_frame_size): Update.
7988 (hppa_builtin_saveregs): Update.
7989 * config/mips/mips.c (mips_va_start): Update.
7990 (mips16_build_function_stub): Update.
7991 (mips_compute_frame_info): Update.
7992 (mips_restore_gp): Update.
7993 (mips_output_function_prologue): Update.
7994 (mips_expand_prologue): Update.
7995 * config/v850/v850.c (compute_frame_size): Update.
7996 (expand_prologue): * config/mmix/mmix.c (along): update.
7997 (mmix_initial_elimination_offset): update.
7998 (mmix_reorg): update.
7999 (mmix_use_simple_return): update.
8000 (mmix_expand_prologue): update.
8001 (mmix_expand_epilogue): Update.
8002 * config/bfin/bfin.c (bfin_initial_elimination_offset): Update.
8003 (emit_link_insn): Update.
8005 2008-04-08 Anatoly Sokolov <aesok@post.ru>
8007 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Define
8008 __AVR_HAVE_EIJMP_EICALL__ macro if device have EIJMP and EICALL
8010 * config/avr/avr.c (avr_mcu_types): Set AVR31 architecture for
8013 2008-04-07 Jan Hubicka <jh@suse.cz>
8015 * function.h (rtl): Rename to x_rtl.
8017 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8018 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8019 used_temp_slots avail_temp_slots, temp_slot_level,
8020 nonlocal_goto_handler_labels): Update accesstors.
8021 (rtl): New global variable.
8022 (struct function): Move some fileds to rtl_data.
8023 (get_arg_pointer_save_area): Update prototype.
8024 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8025 get_arg_pointer_save_area.
8026 * expr.c (init_expr): Update
8027 * function.c (get_frame_size): Update
8028 (assign_stack_local): Update
8029 (expand_function_end): Update.
8030 (get_art_pointer_save_area): Update
8032 * emit-rtl.c (rtl): Declare.
8033 (regno_reg_rtx): Declare.
8034 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8036 (gen_reg_rtx): Update.
8037 * varasm.c (n_deferred_constatns): Update accestor.
8038 (init_varasm_status): Do not allocate varasm_status.
8039 (force_const_mem, get_pool_size, output_constant_pool): Update.
8040 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8041 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8042 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Update.
8043 * sparc/sparc.h (INIT_EXPANDERS): Update.
8044 * ia64/ia64.h (INIT_EXPANDERS): Update.
8046 2008-04-07 James E. Wilson <wilson@tuliptree.org>
8048 * reload.c (push_secondary_reload): Add missing break to for loop.
8050 2008-04-07 Peter Bergner <bergner@vnet.ibm.com>
8052 PR middle-end/PR28690
8053 * rtlanal.c: Update copyright years.
8054 (commutative_operand_precedence): Give SYMBOL_REF's the same precedence
8055 as REG_POINTER and MEM_POINTER operands.
8056 * emit-rtl.c (gen_reg_rtx_and_attrs): New function.
8057 (set_reg_attrs_from_value): Call mark_reg_pointer as appropriate.
8058 * rtl.h (gen_reg_rtx_and_attrs): Add prototype for new function.
8059 * gcse.c: Update copyright years.
8060 (pre_delete): Call gen_reg_rtx_and_attrs.
8061 (hoist_code): Likewise.
8062 (build_store_vectors): Likewise.
8063 (delete_store): Likewise.
8064 * loop-invariant.c (move_invariant_reg): Likewise.
8065 Update copyright years.
8067 2008-04-07 Uros Bizjak <ubizjak@gmail.com>
8069 * config/i386/i386.md ("*sse_prologue_save_insn"): Use braced output
8070 control string instead of quoted.
8072 2008-04-07 Kenneth Zadeck <zadeck@naturalbridge.com>
8074 * doc/rtl.texi: Rewrite of subreg section.
8076 2008-04-07 Kai Tietz <kai.tietz@onevision.com>
8079 * config/i386/i386.c (legitimize_pic_address): Add treating
8080 of dllimport SYM_REF's.
8081 (legitimize_dllimport_symbol): Add prototype.
8083 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8085 * fold-const.c (fold) <ARRAY_REF>: New case. Try to fold constant
8086 reference in constructor with non self-referential type.
8088 2008-04-07 Eric Botcazou <ebotcazou@adacore.com>
8090 Removal of Return with Depressed Stack Pointer support
8091 * tree.h (TYPE_RETURNS_STACK_DEPRESSED): Delete.
8092 (ECF_SP_DEPRESSED): Likewise.
8093 (ECF_LIBCALL_BLOCK, ECF_NOVOPS): Adjust.
8094 * calls.c (emit_call_1): Do not test ECF_SP_DEPRESSED.
8095 (flags_from_decl_or_type): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8096 (expand_call): Do not test ECF_SP_DEPRESSED.
8097 * dse.c (dse_step0): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8098 * function.c (keep_stack_depressed): Delete.
8099 (handle_epilogue_set): Likewise.
8100 (update_epilogue_consts): Likewise.
8101 (emit_equiv_load): Likewise.
8102 (thread_prologue_and_epilogue_insns): Remove support for Return with
8103 Depressed Stack Pointer.
8104 * print-tree.c (print_node): Do not test TYPE_RETURNS_STACK_DEPRESSED.
8106 2008-04-06 Richard Guenther <rguenther@suse.de>
8108 PR tree-optimization/35400
8109 * tree-vrp.c (vrp_evaluate_conditional): Only query value-range
8110 information from SSA_NAMEs.
8112 2008-04-06 Anatoly Sokolov <aesok@post.ru>
8114 * config/avr/avr.h (avr_mega_p): Remove declaration.
8115 (AVR_MEGA): Remove macro.
8116 * config/avr/avr.c (avr_mega_p): Remove variable.
8117 (avr_override_options): Remove inicializion of avr_mega_p.
8118 Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8119 (print_operand): Use AVR_HAVE_JMP_CALL instead of AVR_MEGA.
8120 (avr_jump_mode): (Ditto.).
8121 (avr_output_progmem_section_asm_op): (Ditto.).
8122 (avr_asm_init_sections): (Ditto.).
8123 (avr_asm_init_sections): (Ditto.).
8124 (avr_rtx_costs): (Ditto.).
8125 * config/avr/avr.md: (Ditto.).
8126 * config/avr/avr.h: Use '__AVR_HAVE_JMP_CALL__' instead of
8129 2008-04-06 Richard Guenther <rguenther@suse.de>
8131 PR tree-optimization/35842
8132 * tree-ssa-address.c (fixed_address_object_p): Adjust to match
8133 is_gimple_invariant_address.
8135 2008-04-06 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
8137 * gcc.c (default_compilers): Sync Fortran extensions list with
8138 that in fortran/lang-specs.h.
8139 * doc/invoke.texi: Likewise.
8140 * dbxout.c (get_lang_number): Use "GNU Fortran" in "GNU F95".
8141 * dwarf2out.c (gen_compile_unit_die): Likewise.
8143 2008-04-06 Tom G. Christensen <tgc@jupiterrise.com>
8145 * gthr-posix95.h (__gthread_cond_wait_recursive): Add missing &.
8147 2008-04-05 Uros Bizjak <ubizjak@gmail.com>
8150 * config/i386/i386.c (ix86_function_regparm): Error if regparm(3)
8151 attribute is used for nested functions.
8153 2008-04-05 Jan Hubicka <jh@suse.cz>
8155 * emit-rtl.c (init_emit): xcalloc regno_pointer_align.
8157 * tree-dump.c (dump_enable_all): Remove prototype; do not accept
8159 (dump_files): Update.
8160 (enable_rtl_dump_file): Do not accept letter argument.
8161 * tree-pass.h (dump_file_info): Remove letter argument.
8162 * toplev.c (decode_d_option): Update -da handling.
8163 * toplev.h (enable_rtl_dump_file): Update prototype.
8164 * passes.c (register_one_dump_file): Do not accept IPA argument; work
8165 it out based on pass type.
8166 (register_dump_files_1): Likewise.
8167 (init_optimization_passes): Update register_one_dump_file calls.
8168 (execute_one_pass): Sanity check that IPA passes are called at IPA
8169 level and RTL passes at RTL level.
8170 (execute_pass_list): IPA pass can not be after or subpass of
8172 (execute_ipa_pass_list): Handle IPA subpasses of IPA subpasses and
8173 disallov RTL subpasses of IPA subpasses.
8175 2008-04-05 Ben Elliston <bje@au.ibm.com>
8177 * tree-cfg.c (need_fake_edge_p): Return false for calls to
8178 builtins that return exactly once and do not throw. Cache call to
8181 2008-04-04 Andy Hutchinson <hutchinsonandy@aim.com>
8183 PR rtl-optimization/34916
8185 * combine.c (create_log_links): Do not create duplicate LOG_LINKS
8186 between instruction pairs.
8188 2008-04-04 Naveen.H.S <naveen.hs@kpitcummins.com>
8190 * doc/invoke.texi: Document -mbitops for SH.
8191 * config/sh/constraints.md (K03, K12, Sbv, Sbw): New constraints.
8192 * config/sh/predicates.md (bitwise_memory_operand): New predicate.
8193 * config/sh/sh.c (print_operand): Add %t operand code.
8194 * config/sh/sh.h (GO_IF_LEGITIMATE_INDEX): Add condition for SH2A.
8195 * config/sh/sh.md (*iorsi3_compact): Fix condition for SH2A.
8196 (extendqisi2_compact): Add the alternative for SH2A 4-byte mov.b.
8197 (extendqihi2): Likewise.
8198 (movqi_i): Likewise.
8199 (insv): Use bset, bclr and bst instructions for SH2A if possible.
8200 (extv): Use bld instruction for SH2A if possible.
8202 (bclr_m2a, bclrmem_m2a, bset_m2a, bsetmem_m2a, bst_m2a, bld_m2a,
8203 bldsign_m2a, bld_reg, *bld_regqi, band_m2a, bandreg_m2a,
8204 bor_m2a, borreg_m2a, bxor_m2a, bxorreg_m2a): New insns.
8205 (bset.b, bclr.b): Define peepholes.
8206 * config/sh/sh.opt (mbitops): New option.
8208 2008-04-04 Janis Johnson <janis187@us.ibm.com>
8211 * config/rs6000/rs6000.c (rs6000_check_sdmode): Handle indirect ref
8212 and view convert expression.
8214 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8217 * tree-cfg.c (remove_useless_stmts_1): Handle OMP_* containers.
8219 2008-04-04 H.J. Lu <hongjiu.lu@intel.com>
8221 * config.gcc (extra_headers): Add wmmintrin.h for x86 and x86-64.
8223 * config/i386/cpuid.h (bit_AES): New.
8224 (bit_PCLMUL): Likewise.
8226 * config/i386/i386.c (pta_flags): Add PTA_AES and PTA_PCLMUL.
8227 (override_options): Handle PTA_AES and PTA_PCLMUL. Enable
8228 SSE2 if AES or PCLMUL is enabled.
8229 (ix86_builtins): Add IX86_BUILTIN_AESENC128,
8230 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8231 IX86_BUILTIN_AESDECLAST128, IX86_BUILTIN_AESIMC128,
8232 IX86_BUILTIN_AESKEYGENASSIST128 and IX86_BUILTIN_PCLMULQDQ128.
8233 (bdesc_sse_3arg): Add IX86_BUILTIN_PCLMULQDQ128.
8234 (bdesc_2arg): Add IX86_BUILTIN_AESENC128,
8235 IX86_BUILTIN_AESENCLAST128, IX86_BUILTIN_AESDEC128,
8236 IX86_BUILTIN_AESDECLAST128 and IX86_BUILTIN_AESKEYGENASSIST128.
8237 (bdesc_1arg): Add IX86_BUILTIN_AESIMC128.
8238 (ix86_init_mmx_sse_builtins): Define __builtin_ia32_aesenc128,
8239 __builtin_ia32_aesenclast128, __builtin_ia32_aesdec128,
8240 __builtin_ia32_aesdeclast128,__builtin_ia32_aesimc128,
8241 __builtin_ia32_aeskeygenassist128 and
8242 __builtin_ia32_pclmulqdq128.
8243 * config/i386/i386.c (ix86_expand_binop_imm_builtin): New.
8244 (ix86_expand_builtin): Use it for IX86_BUILTIN_PSLLDQI128 and
8245 IX86_BUILTIN_PSRLDQI128. Handle IX86_BUILTIN_AESKEYGENASSIST128.
8247 * config/i386/i386.h (TARGET_AES): New.
8248 (TARGET_PCLMUL): Likewise.
8249 (TARGET_CPU_CPP_BUILTINS): Handle TARGET_AES and TARGET_PCLMUL.
8251 * config/i386/i386.md (UNSPEC_AESENC): New.
8252 (UNSPEC_AESENCLAST): Likewise.
8253 (UNSPEC_AESDEC): Likewise.
8254 (UNSPEC_AESDECLAST): Likewise.
8255 (UNSPEC_AESIMC): Likewise.
8256 (UNSPEC_AESKEYGENASSIST): Likewise.
8257 (UNSPEC_PCLMUL): Likewise.
8259 * config/i386/i386.opt (maes): New.
8260 (mpclmul): Likewise.
8262 * config/i386/sse.md (aesenc): New pattern.
8263 (aesenclast): Likewise.
8265 (aesdeclast): Likewise.
8267 (aeskeygenassist): Likewise.
8268 (pclmulqdq): Likewise.
8270 * config/i386/wmmintrin.h: New.
8272 * doc/extend.texi: Document AES and PCLMUL built-in function.
8274 * doc/invoke.texi: Document -maes and -mpclmul.
8276 2008-04-04 Paolo Bonzini <bonzini@gnu.org>
8278 * function.c (free_after_parsing): Replace with
8279 cxx_push_function_context from C++ front-end.
8280 (allocate_struct_function): Don't call langhook.
8281 * langhooks.h (struct lang_hooks_for_functions): Delete.
8282 (struct lang_hooks): Add back missing_noreturn_ok_p here, delete
8284 * langhooks-def.h (LANG_HOOKS_MISSING_NORETURN_OK_P): Add.
8285 (LANG_HOOKS_FUNCTION_INIT, LANG_HOOKS_FUNCTION_FINAL,
8286 LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P,
8287 LANG_HOOKS_FUNCTION_INITIALIZER): Delete.
8288 (LANG_HOOKS_INITIALIZER): Add LANG_HOOKS_MISSING_NORETURN_OK_P,
8289 remove LANG_HOOKS_FUNCTION_INITIALIZER.
8290 * tree-cfg.c: Adjust call to missing_noreturn_ok_p langhook.
8292 * c-objc-common.h (LANG_HOOKS_FUNCTION_MISSING_NORETURN_OK_P):
8293 Rename to LANG_HOOKS_MISSING_NORETURN_OK_P.
8295 2008-04-04 Jakub Jelinek <jakub@redhat.com>
8298 * c-pretty-print.c (pp_c_initializer_list): Handle CONSTRUCTOR
8301 2008-04-04 Richard Guenther <rguenther@suse.de>
8304 * fold-const.c (optimize_minmax_comparison): Use the correct
8305 type for the constant in the simplified comparison.
8307 2008-04-04 Zuxy Meng <zuxy.meng@gmail.com>
8309 * config/i386/driver-i386.c (describe_cache): Add l2_sizekb argument.
8310 Pass L2 size as "--param l2-cache-size" to the compiler.
8311 (decode_l2_cache): New function to decode L2 cache parameters using
8312 0x8000006 extended cpuid function.
8313 (detect_caches_amd): Determine parameters of L2 cache using
8314 decode_l2_caches function.
8315 (decode_caches_intel): Decode L2 cache parameters.
8316 (detect_caches_intel): Determine L2 cache parameters using
8317 decode_caches_intel and decode_l2_caches functions.
8319 2008-04-03 Bob Wilson <bob.wilson@acm.org>
8321 * config/xtensa/xtensa.c (xtensa_secondary_reload_class): Use a
8322 secondary input reload for subword loads from the constant pool.
8324 2008-04-03 Janis Johnson <janis187@us.ibm.com>
8327 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Use integer
8328 constants of the appropriate size for runtime calculations.
8331 * dfp.c (decimal_from_decnumber): Retain trailing zeroes for
8332 decimal-float literal constant zero.
8334 2008-04-03 Jakub Jelinek <jakub@redhat.com>
8337 * c-parser.c (c_parser_omp_atomic): Call
8338 default_function_array_conversion on the RHS.
8341 * omp-low.c (scan_sharing_clauses) <case OMP_CLAUSE_SHARED>: Don't
8342 call is_variable_sized if decl has incomplete type.
8344 2008-04-03 H.J. Lu <hongjiu.lu@intel.com>
8346 * config/i386/i386-protos.h (ix86_aligned_p): Removed.
8348 2008-04-03 Adam Nemet <anemet@caviumnetworks.com>
8350 * config/mips/mips.md (any_gt, any_ge, any_lt, any_le): New code
8352 (u): Add attribute values for gt, gtu, ge, geu, lt, ltu, le and leu.
8353 (sgt<u>): Merge sgt and sgtu into new expander.
8354 (sgt, sgtu): Remove expanders.
8355 (*sgt<u>_<mode>): Merge *sgt_<mode> and *sgtu_<mode> into new pattern.
8356 (*sgt_<mode>, *sgtu_<mode>): Remove patterns.
8357 (*sgt<u>_<mode>_mips16): Merge *sgt_<mode>_mips16 and
8358 *sgtu_<mode>_mips16 into new pattern.
8359 (*sgt_<mode>_mips16, *sgtu_<mode>_mips16): Remove patterns.
8360 (sge<u>): Merge sge and sgeu into new expander.
8361 (sge, sgeu): Remove expanders.
8362 (*sge<u>_<mode>): Merge *sge_<mode> and second *sge_<mode> into
8364 (*sge_<mode>, second *sge_<mode>): Remove patterns.
8365 (slt<u>): Merge slt and sltu into new expander.
8366 (slt, sltu): Remove expanders.
8367 (*slt<u>_<mode>): Merge *slt_<mode> and *sltu_<mode> into new pattern.
8368 (*slt_<mode>, *sltu_<mode>): Remove patterns.
8369 (*slt<u>_<mode>_mips16): Merge *slt_<mode>_mips16 and
8370 *sltu_<mode>_mips16 into new pattern.
8371 (*slt_<mode>_mips16, *sltu_<mode>_mips16): Remove patterns.
8372 (sle<u>): Merge sle and sleu into new expander.
8373 (sle, sleu): Remove expanders.
8374 (*sle<u>_<mode>): Merge *sle_<mode> and *sleu_<mode> into new pattern.
8375 (*sle_<mode>, *sleu_<mode>): Remove patterns.
8376 (*sle<u>_<mode>_mips16): Merge *sle_<mode>_mips16 and
8377 *sleu_<mode>_mips16 into new pattern.
8378 (*sle_<mode>_mips16, *sleu_<mode>_mips16): Remove patterns.
8380 2008-04-03 Jan Hubicka <jh@suse.cz>
8382 PR tree-optimization/35795
8383 * alpha/alpha.c (alpha_output_mi_thunk_osf): Free after compilation.
8384 * sparc/sparc.c (sparc_output_mi_thunk): Likewise.
8385 * ia64/ia64.c (ia64_output_mi_thunk): Likewise.
8386 * m68k/m68k.c (m68k_output_mi_thunk): Likewise.
8387 * score/score3.c (score3_output_mi_thunk): Likewise.
8388 * score/score7.c (score7_output_mi_thunk): Likewise.
8389 * mips/mips.c (mips_output_mi_thunk): Likewise.
8391 2008-04-03 Richard Guenther <rguenther@suse.de>
8393 * tree-vrp.c (extract_range_from_unary_expr): Handle all
8394 conversions. Simplify code.
8396 2008-04-03 Kaz Kojima <kkojima@gcc.gnu.org>
8398 * config/sh/sh.c (sh_output_mi_thunk): Free cfun.
8400 2008-04-03 Tom Tromey <tromey@redhat.com>
8401 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
8403 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
8404 * config/bfin/t-bfin-linux (generated_files): Add
8405 linux-sysroot-suffix.h.
8406 * doc/install.texi (Prerequisites): Require make 3.80.
8407 * doc/sourcebuild.texi (Front End Directory): Document new
8409 * Makefile.in (generated_files): New variable.
8410 (ALL_HOST_OBJS): New variable.
8411 ($(ALL_HOST_OBJS)): New target.
8413 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8415 * tree-inline.c (copy_generic_body, copy_decl_no_change): Export.
8416 (remap_block): Call id->transform_lang_insert_block instead
8418 (optimize_inline_calls, unsave_expr_now, tree_function_versioning):
8419 Set id.transform_lang_insert_block to NULL.
8420 (clone_body): Move to cp/optimize.c
8421 * tree-inline.h (struct copy_body_data): Change
8422 transform_lang_insert_block to function pointer.
8423 (copy_generic_body, copy_decl_no_change): Export.
8424 * langhooks.h (struct lang_hooks_for_decls): Kill insert_block.
8425 * langhooks-def.h (LANG_HOOKS_INSERT_BLOCK): Kill.
8426 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_INSERT_BLOCK.
8428 * c-tree.h (insert_block): Kill.
8429 * c-decl.c (insert_block): Kill.
8431 2008-04-03 Paolo Bonzini <bonzini@gnu.org>
8433 * c-objc-common.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8434 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8435 * c-tree.h (c_push_function_context, c_pop_function_context): Remove
8437 * c-decl.c (c_push_function_context, c_pop_function_context): Remove
8438 argument, call {push,pop}_function_context from here.
8439 * c-parser.c: Use c_{push,pop}_function_context.
8441 * function.c (push_function_context_to): Move meat ...
8442 (push_function_context): ... here. Simplify.
8443 * function.c (pop_function_context_from): Move meat ...
8444 (pop_function_context): ... here. Simplify.
8445 * langhooks.h (struct lang_hooks_for_functions): Remove enter_nested,
8447 * langhooks-def.h (LANG_HOOKS_FUNCTION_ENTER_NESTED,
8448 LANG_HOOKS_FUNCTION_LEAVE_NESTED): Delete.
8449 (LANG_HOOKS_FUNCTION_INITIALIZER): Delete them from here.
8450 * tree.h (push_function_context_to, pop_function_context_from): Remove.
8452 2008-04-03 Ben Elliston <bje@au.ibm.com>
8454 * expmed.c (extract_force_align_mem_bit_field): Remove.
8456 2008-04-03 Richard Guenther <rguenther@suse.de>
8459 * expr.h (try_casesi): Adjust prototype.
8460 * expr.c (try_casesi): Take fallback label as extra parameter.
8461 Use that for gen_casesi if default_label is NULL.
8462 * stmt.c (expand_case): Pass fallback label to try_casesi,
8463 make sure to fill gaps with a fallback label if default_label
8466 2008-04-03 Dominique d'Humieres <dominiq@lps.ens.fr>
8469 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Free cfun.
8471 2008-04-03 Ben Elliston <bje@au.ibm.com>
8473 * expmed.c (extract_split_bit_field): Remove if (0) code.
8474 * tree-ssa-structalias.c (do_sd_constraint): Likewise.
8475 (do_ds_constraint): Likewise.
8477 2008-04-02 Joseph Myers <joseph@codesourcery.com>
8479 * doc/cppopts.texi (-dU): Document.
8480 * c-common.h (flag_dump_macros): Update comment.
8481 * c-opts.c (handle_OPT_d): Handle -dU.
8482 * c-ppoutput.c (macro_queue, define_queue, undef_queue,
8483 dump_queued_macros, cb_used_define, cb_used_undef): New.
8484 (init_pp_output): Handle -dU.
8485 (cb_line_change): Call dump_queued_macros.
8486 * toplev.c (decode_d_option): Accept -dU as preprocessor option.
8488 2008-04-02 Anatoly Sokolov <aesok@post.ru>
8490 * config/avr/predicates.md (io_address_operand): New predicate.
8491 * config/avr/avr-protos.h (avr_io_address_p): Remove declaration.
8492 * config/avr/avr.c (avr_io_address_p): Remove function.
8493 (out_movqi_r_mr): Use 'io_address_operand' predicate instead of
8494 'avr_io_address_p' function.
8495 (out_movhi_r_mr): (Ditto.).
8496 (out_movqi_mr_r): (Ditto.).
8497 (out_movhi_mr_r): (Ditto.).
8498 (avr_address_cost): (Ditto.).
8500 2008-04-02 Uros Bizjak <ubizjak@gmail.com>
8502 * config/i386/i386.md (*float<SSEMODEI24:mode><X87MODEF:mode>2_1):
8503 Emit gen_floatdi<X87MODEF:mode>2_i387_with_xmm for DImode values
8504 in 32bit mode when XMM registers are available to avoid store
8506 (floatdi<X87MODEF:mode>2_i387_with_xmm): New insn pattern and
8507 corresponding post-reload splitters.
8509 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8511 * config/i386/i386.c (bdesc_sse_3arg): Add __builtin_ia32_shufps
8512 and __builtin_ia32_shufpd. Provide __builtin_ia32_roundsd and
8513 __builtin_ia32_roundss.
8514 (ix86_init_mmx_sse_builtins): Remove __builtin_ia32_shufps,
8515 __builtin_ia32_shufpd, __builtin_ia32_roundsd and
8516 __builtin_ia32_roundss.
8517 (ix86_expand_builtin): Don't handle IX86_BUILTIN_SHUFPS and
8518 IX86_BUILTIN_SHUFPD here.
8520 2008-04-02 H.J. Lu <hongjiu.lu@intel.com>
8522 * config/i386/i386.md (plogic): New.
8523 (plogicprefix): Likewise.
8525 * config/i386/mmx.md (mmx_<code><mode>3): New.
8526 (mmx_and<mode>3): Removed.
8527 (mmx_ior<mode>3): Likewise.
8528 (mmx_xor<mode>3): Likewise.
8530 * config/i386/sse.md (<code><mode>3): New.
8531 (*<code><mode>3): Likewise.
8532 (*<code><mode>3): Likewise.
8533 (<code><mode>3): Likewise.
8534 (*sse_<code><mode>3): Likewise.
8535 (*sse2_<code><mode>3): Likewise.
8536 (<code>tf3): Likewise.
8537 (*<code>tf3): Likewise.
8538 (and<mode>3): Likewise.
8539 (*and<mode>3): Likewise.
8540 (ior<mode>3): Removed.
8541 (*ior<mode>3): Likewise.
8542 (xor<mode>3): Likewise.
8543 (*xor<mode>3): Likewise.
8544 (*and<mode>3): Likewise.
8545 (*ior<mode>3): Likewise.
8546 (*xor<mode>3): Likewise.
8547 (and<mode>3): Likewise.
8548 (*sse_and<mode>3): Likewise.
8549 (*sse2_and<mode>3): Likewise.
8551 (*andtf3): Likewise.
8552 (ior<mode>3): Likewise.
8553 (*sse_ior<mode>3): Likewise.
8554 (*sse2_ior<mode>3): Likewise.
8556 (*iortf3): Likewise.
8557 (xor<mode>3): Likewise.
8558 (*sse_xor<mode>3): Likewise.
8559 (*sse2_xor<mode>3): Likewise.
8561 (*xortf3): Likewise.
8563 2008-04-02 Richard Guenther <rguenther@suse.de>
8565 PR tree-optimization/14495
8566 PR tree-optimization/34793
8567 * tree-vrp.c (struct switch_update): New structure.
8568 (to_remove_edges, to_update_switch_stmts): New VECs.
8569 (simplify_switch_using_ranges): New function. Remove not taken
8570 case labels and edges.
8571 (simplify_stmt_using_ranges): Call it.
8572 (identify_jump_threads): Mark edges we have queued for removal
8573 so we don't thread them.
8574 (execute_vrp): Remove edges queued for removal, update SWITCH_STMT
8576 * tree-cfg.c (group_case_labels): Deal with missing default label.
8577 (tree_verify_flow_info): Allow missing default label.
8578 * stmt.c (emit_case_bit_tests): Deal with NULL default_label.
8579 (emit_case_nodes): Likewise.
8580 (expand_case): Do not rely on the default label to be present.
8581 * expr.c (try_casesi): Deal with NULL default_label.
8582 (do_tablejump): Likewise.
8584 2008-04-02 Richard Guenther <rguenther@suse.de>
8586 PR tree-optimization/14495
8587 * tree-vrp.c (vrp_visit_cond_stmt): Do not handle
8588 SWITCH_EXPR here ...
8589 (vrp_visit_switch_stmt): ... but here (new function).
8590 (find_case_label_index): New helper function.
8591 (vrp_visit_stmt): Dispatch to vrp_visit_switch_stmt.
8593 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8595 * fwprop.c: Fix ISO-C99ism.
8597 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8600 * Makefile.in (objdir): Set it here.
8601 * configure.ac: Not here. Find dynamic linker characteristics.
8602 * exec-tool.in: Use them.
8603 * aclocal.m4: Regenerate.
8604 * configure: Regenerate.
8606 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8608 * expr.c (expand_var): Delete it.
8609 * expr.h (expand_var): Delete prototype.
8610 * function.c (expand_function_start): Use expand_decl instead.
8611 * cfgexpand.c (expand_one_static_var, expand_one_var): Don't call
8614 2008-04-02 Andy Hutchinson <hutchinsonamdy@aim.com>
8616 PR rtl-optimization/35542
8617 * fwprop.c (forward_propagate_and_simplify): Replace
8618 loc_reg_mentioned_in_p with reg_mentioned_p.
8620 2008-04-02 Paolo Bonzini <bonzini@gnu.org>
8622 PR rtl-optimization/35281
8623 * fwprop.c (PR_CAN_APPEAR, PR_HANDLE_MEM): New.
8624 (propagate_rtx_1): Handle PR_HANDLE_MEM.
8625 (propagate_rtx): Pass PR_HANDLE_MEM if appropriate.
8626 (varying_mem_p): Move above propagate_rtx.
8627 (all_uses_available_at): Do not check MEMs.
8629 2008-04-02 Rafael Espindola <espindola@google.com>
8631 * tree-vrp.c (extract_code_and_val_from_cond): Remove.
8632 (register_edge_assert_for_2): Split the cond argument.
8633 (register_edge_assert_for_1): Adjust for the change in
8634 register_edge_assert_for_2.
8635 (register_edge_assert_for): Split the cond argument.
8636 (find_switch_asserts): Adjust for the change in
8637 register_edge_assert_for.
8639 2008-04-02 Kai Tietz <kai.tietz@onevision.com>
8641 * config.gcc: Add for x86_64-*-mingw* the t-crtfm to tbuild.
8642 * config/i386/cygming.h (ASM_OUTPUT_DWARF_OFFSET): Add 8 byte
8643 offsets for 64-bit mingw.
8644 * config/i386/i386.c (ix86_pass_by_reference): Correct calling
8645 abi for x86_64-pc-mingw.
8647 2008-04-02 Richard Guenther <rguenther@suse.de>
8649 * tree-vrp.c (extract_range_from_assert): Make sure to not
8650 produce range min/max with TREE_OVERFOW set.
8651 If merging a anti-range and a range keep the anti-range if
8652 the range covers all values of the type.
8653 (register_edge_assert_for_2): Only allow sign-changing
8654 conversions in detecting canonical range checks. Also
8655 register an assert for the unsigned name if useful.
8657 PR tree-optimization/35787
8658 * tree-vrp.c (vrp_val_max): New function.
8659 (vrp_val_min): Likewise.
8660 (vrp_val_is_max): Move earlier, use vrp_val_{min,max}.
8661 (vrp_val_is_min): Likewise.
8662 (supports_overflow_infinity): Use vrp_val_{min,max}.
8663 (negative_overflow_infinity): Likewise.
8664 (positive_overflow_infinity): Likewise.
8665 (is_negative_overflow_infinity): Use vrp_val_is_{min,max}.
8666 (is_positive_overflow_infinity): Likewise.
8667 (is_overflow_infinity): Likewise.
8668 (avoid_overflow_infinity): Use vrp_val_{min,max} and
8669 vrp_val_is_{min,max}.
8670 (set_and_canonicalize_value_range): Canonicalize anti-ranges
8671 to ranges if possible. Avoid empty ranges.
8673 2008-04-01 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
8676 * fold-const.c (get_pointer_modulus_and_residue): Return modulus 1 if
8677 the expression is a function address.
8679 2008-04-01 George Helffrich <george@gcc.gnu.org>
8681 PR fortran/35154, fortran/23057
8682 * dbxout.c: Emit .stabs debug info for Fortran COMMON block
8683 variables as base symbol name + offset using N_BCOMM/N_ECOMM.
8684 (is_fortran, dbxout_common_name, dbxout_common_check): New functions.
8685 (dbxout_symbol_location): Transform N_LCSYM to N_GSYM for storage
8687 (dbxout_syms): Check for COMMON-based symbol and wrap in
8688 N_BCOMM/N_ECOMM stab bracket, including as many symbols as possible
8689 in bracket for efficiency.
8691 * dwarf2out.c: Emit DWARF debug info for Fortran COMMON block
8692 using DW_TAG_common_block + member offset.
8693 (add_pubname_string): New function.
8694 (dw_expand_expr): New function to find block name and offset for
8696 (common_check): New function to check whether symbol in Fortran COMMON.
8697 (gen_variable_die): If COMMON, use DW_TAG_common_block.
8699 2008-04-01 Volker Reichelt <v.reichelt@netcologne.de>
8702 * c-format.c (init_dynamic_gfc_info): Ignore invalid locus type.
8704 2008-04-02 Ben Elliston <bje@au.ibm.com>
8706 * config/v850/v850.md (casesi): Remove if (0) code.
8707 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Likewise.
8708 * config/alpha/alpha.c (alpha_initialize_trampoline): Likewise.
8710 2008-04-01 Uros Bizjak <ubizjak@gmail.com>
8712 * config/i386/i386.md (rex64suffix): New mode attribute.
8713 (floathi<mode>2): Disable expander for SSE math.
8714 (*floathi<mode>2_1): New insn insn_and_split pattern.
8715 (*floathi<mode>2_i387_with_temp): New macroized instruction pattern and
8716 corresponding post-reload splitters.
8717 (*floathi<mode>2_i387): New macroized insn pattern.
8718 (float<SSEMODEI24:mode><X87MODEF:mode>2): New macroized expander.
8719 (*float<SSEMODEI24:mode><X87MODEF:mode>2_1): New macroized
8720 insn_and_split pattern.
8721 (*floatsi<mode>2_vector_mixed_with_temp, *floatsi<mode>2_vector_mixed):
8722 New macroized instruction patterns and corresponding post-reload
8724 (*floatsi<mode>2_mixed_with_temp): New macroized instruction pattern
8725 and corresponding post-reload splitters.
8726 (*floatsi<mode>2_mixed_interunit, *floatsi<mode>2_mixed_nointerunit):
8727 New macroized instruction patterns.
8728 (*floatsi<mode>2_vector_sse_with_temp, *floatsi<mode>2_vector_sse): New
8729 macroized instruction patterns and corresponding post-reload splitters.
8730 (*floatsi<mode>2_sse_with_temp): New macroized instruction pattern and
8731 corresponding post-reload splitters.
8732 (*floatsi<mode>2_sse_interunit, *floatsi<mode>2_mixed_nointerunit):
8733 New macroized instruction patterns.
8734 (*floatsi<mode>2_i387_with_temp): New macroized instruction pattern and
8735 corresponding post-reload splitters.
8736 (*floatsi<mode>2_i387): New macroized instruction patterns.
8738 2008-04-01 H.J. Lu <hongjiu.lu@intel.com>
8740 * config/i386/i386.md (smaxmin): New.
8741 (umaxmin): Likewise.
8742 (maxminiprefix): Likewise.
8743 (maxminfprefix): Likewise.
8744 (<code><mode>3): Likewise.
8745 (smin<mode>3): Removed.
8746 (smax<mode>3): Likewise.
8748 * config/i386/mmx.md (mmx_<code>v2sf3): New.
8749 (mmx_<code>v4hi3): Likewise.
8750 (mmx_<code>v8qi3): Likewise.
8751 (mmx_smaxv2sf3): Removed.
8752 (mmx_sminv2sf3): Likewise.
8753 (mmx_umaxv8qi3): Likewise.
8754 (mmx_smaxv4hi3): Likewise.
8755 (mmx_uminv8qi3): Likewise.
8756 (mmx_sminv4hi3): Likewise.
8758 * config/i386/sse.md (<addsub><mode>3): New.
8759 (*<addsub><mode>3): Likewise.
8760 (<sse>_vm<addsub><mode>3): Likewise.
8761 (<maxmin><mode>3): Likewise.
8762 (*<maxmin><mode>3_finite): Likewise.
8763 (*<maxmin><mode>3): Likewise.
8764 (<sse>_vm<maxmin><mode>3): Likewise.
8765 (sse3_h<addsub>v4sf3): Likewise.
8766 (sse3_h<addsub>v2df3): Likewise.
8767 (<maxmin>v16qi3): Likewise.
8768 (*<maxmin>v16qi3): Likewise.
8769 (<maxmin>v8hi3): Likewise.
8770 (*<maxmin>v8hi3): Likewise.
8771 (*sse4_1_<maxmin><mode>3): Likewise.
8772 (*sse4_1_<maxmin><mode>3): Likewise.
8773 (add<mode>3): Removed.
8774 (*add<mode>3): Likewise.
8775 (<sse>_vmadd<mode>3): Likewise.
8776 (sub<mode>3): Likewise.
8777 (*sub<mode>3): Likewise.
8778 (<sse>_vmsub<mode>3): Likewise.
8779 (smin<mode>3): Likewise.
8780 (*smin<mode>3_finite): Likewise.
8781 (*smin<mode>3): Likewise.
8782 (<sse>_vmsmin<mode>3): Likewise.
8783 (smax<mode>3): Likewise.
8784 (*smax<mode>3_finite): Likewise.
8785 (*smax<mode>3): Likewise.
8786 (<sse>_vmsmax<mode>3): Likewise.
8787 (sse3_haddv4sf3): Likewise.
8788 (sse3_haddv2df3): Likewise.
8789 (sse3_hsubv4sf3): Likewise.
8790 (sse3_hsubv2df3): Likewise.
8791 (umaxv16qi3): Likewise.
8792 (*umaxv16qi3): Likewise.
8793 (smaxv8hi3): Likewise.
8794 (*smaxv8hi3): Likewise.
8795 (*sse4_1_smax<mode>3): Likewise.
8796 (*sse4_1_umax<mode>3): Likewise.
8797 (uminv16qi3): Likewise.
8798 (*uminv16qi3): Likewise.
8799 (sminv8hi3): Likewise.
8800 (*sminv8hi3): Likewise.
8801 (*sse4_1_smin<mode>3): Likewise.
8802 (*sse4_1_umin<mode>3): Likewise.
8804 2008-04-01 Rafael Espindola <espindola@google.com>
8806 * tree-cfg.c (verify_expr): remove in_phi.
8807 (verify_stmt): Don't call walk_tree with verify_expr. Use
8808 is_gimple_min_invariant instead of is_gimple_val.
8810 2008-04-01 Joseph Myers <joseph@codesourcery.com>
8812 * doc/include/gpl_v3.texi: Update for manpage generation.
8813 * doc/gcc.texi, doc/gccint.texi: Include gpl_v3.texi instead of
8815 * doc/sourcebuild.texi: Document gpl_v3.texi as well as gpl.texi.
8816 * Makefile.in (TEXI_GCC_FILES, TEXI_GCCINT_FILES): Include
8817 gpl_v3.texi instead of gpl.texi.
8820 2008-04-01 Jakub Jelinek <jakub@redhat.com>
8823 * c-pch.c (c_common_read_pch): On error close (fd) resp. fclose (f).
8825 2008-04-01 Rafael Espindola <espindola@google.com>
8827 * tree-vrp.c (extract_code_and_val_from_cond_with_ops): New.
8828 (extract_code_and_val_from_cond): Use
8829 extract_code_and_val_from_cond_with_ops.
8831 2008-04-01 Jan Hubicka <jh@suse.cz>
8833 * function.c (free_after_compilation): Free epilogue_delay_list.
8834 (prepare_function_start): Assert that previous compilation was freed.
8836 2008-04-01 Jan Hubicka <jh@suse.cz>
8837 Jim Wilson <wilson@tuliptree.org>
8838 Andreas Tobler <andreast@gcc.gnu.org>
8841 * m32c/m32.c (m32c_leaf_function_p, m32c_function_needs_enter): Use
8842 rtl.emit instead cfun->emit.
8843 * sparc/sparc.h (INIT_EXPANDERS): Likewise.
8844 * ia64/ia64.h (INIT_EXPANDERS): Likewise.
8846 2008-04-01 Ben Elliston <bje@au.ibm.com>
8848 * doc/c-tree.texi (Function Basics): Fix grammatical error.
8850 2008-03-31 Seongbae Park <seongbae.park@gmail.com>
8852 * common.opt (fprofile-dir=, fprofile-use=, fprofile-generate=):
8854 (fprofile-use): Add var flag_profile_use
8855 * coverage.c (coverage_begin_output): Do not open a gcno file for
8856 output only if -ftest-coverage is set.
8857 Do not add getpwd() to gcda file path.
8858 (build_gcov_info): Check the new flag
8859 flag_profile_datafile_relative_path.
8860 (coverage_init): Use profile_data_prefix.
8861 Read profile counter only if flag_profile_use is set.
8862 * opts.c (common_handle_option): New option fprofile-use=,
8863 fprofile-dir=, fprofile-generate=.
8864 * toplev.c (profile_data_prefix): New variable definition.
8865 * toplev.h (profile_data_prefix): New declaration.
8866 * doc/invoke.tex (Option Summary, Optimization Options):
8869 2008-03-31 James E. Wilson <wilson@tuliptree.org>
8871 * varasm.c (output_constant_pool_1): In LABEL_REF check,
8872 use tmp consistently.
8875 * config/ia64/div.md (recip_approx_rf): Use UNSPEC not DIV.
8876 * config/ia64/ia64.c (rtx_needs_barrier): Handle
8877 UNSPEC_FR_RECIP_APPROX_RES.
8878 * config/ia64/ia64.md (UNSPEC_FR_RECIP_APPROX_RES): Define.
8880 2008-03-31 Volker Reichelt <v.reichelt@netcologne.de>
8883 * c-decl.c (store_parm_decls_oldstyle): Skip invalid parameters.
8885 2008-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
8888 * fold-const.c (fold_indirect_ref_1): Support accessing non first
8889 element of the vector via a pointer.
8891 2008-03-31 Ian Lance Taylor <iant@google.com>
8893 * tlink.c (scan_linker_output): Look for symbol name in single quotes.
8895 2008-03-31 Jan Hubicka <jh@suse.cz>
8897 * builtins.c (expand_builtin_setjmp_receiver): Update call of
8898 get_arg_pointer_save_area.
8899 * expr.c (init_expr): Just clear out rtl.expr.
8900 * function.c (free_after_compilation): Clear out whole RTL structure.
8901 (get_func_frame_size): Merge into ...
8902 (get_frame_size): ... this one.
8903 (assign_stack_local_1): Merge into ...
8904 (assign_stack_local): ... this one.
8905 (expand_function_end): Update call of get_arg_pointer_save_area.
8906 (get_art_pointer_save_area): Remove cfun argument.
8907 * function.h (emit_status): regno_pointer_align does not need length
8908 attribute. Move x_regno_reg_rtx to ...
8909 (regno_reg_rtx): ... new global array.
8910 (reg_rtx_no, seq_stack, REGNO_POINTER_ALIGN): Update accestors.
8911 (pending_stack_adjust, inhibit_defer_pop, saveregs_value,
8912 apply_args_value, forced_labels, stack_pointer_delta):
8914 (struct varasm_status): Move here from varasm.c
8915 (struct rtl_data): New. Move here some fields from struct function.
8916 (return_label, naked_return_label, stack_slot_list, parm_birth_insn,
8917 frame_offset, stack_check_probe_note, arg_pointer_save_area,
8918 used_temp_slots avail_temp_slots, temp_slot_level,
8919 nonlocal_goto_handler_labels): Update accesstors.
8920 (rtl): New global variable.
8921 (struct function): Move some fileds to rtl_data.
8922 (get_arg_pointer_save_area): Update prototype.
8923 * emit-rtl.c (rtl): Declare.
8924 (regno_reg_rtx): Declare.
8925 (first_insn, last_insn, cur_insn_uid, last_location, first_label_num):
8927 (gen_reg_rtx): Update.
8928 (init_virtual_regs): Do not tate emit_status argument.
8929 (init_emit): Do not allocate emit.
8930 * varasm.c (varasm_statuc): Move to function.h.
8931 (n_deferred_constatns): Update accestor.
8932 (init_varasm_status): Do not allocate varasm_status.
8933 (force_const_mem, get_pool_size, output_constant_pool): Update.
8934 * stmt.c (force_label_rtx): Do not use x_ prefixes.
8935 (expand_nl_goto_receiver): Update get_arg_pointer_save_area.
8937 2008-03-31 Zdenek Dvorak <ook@ucw.cz>
8939 PR rtl-optimization/35729
8940 * loop-invariant.c (check_maybe_invariant): Disallow volatile memory
8943 2008-03-31 H.J. Lu <hongjiu.lu@intel.com>
8946 * config/i386/i386.md (*movti_internal): Emit unaligned SSE
8947 load/store if memory is unaligned.
8948 (*movti_rex64): Likewise.
8950 * config/i386/predicates.md (misaligned_operand): New.
8952 2008-03-31 Andrew Pinski <pinskia@gmail.com>
8955 * tree-ssa-phiopt.c (conditional_replacement): Return early for
8958 2008-03-31 Jan Beulich <jbeulich@novell.com>
8960 * config/ia64/constraints.md: Add 'j' constraint.
8961 * config/ia64/ia64.md (movsi_internal): Add addp4 case.
8962 (movdi_internal): Likewise.
8964 2008-03-30 Volker Reichelt <v.reichelt@netcologne.de>
8967 * c-typeck.c (build_c_cast): Skip invalid fields in unions.
8969 2008-03-30 H.J. Lu <hongjiu.lu@intel.com>
8972 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Issue
8973 proper error message for the third argument on blendpd and
8976 * config/i386/sse.md (blendbits): New.
8977 (sse4_1_blendp<ssemodesuffixf2c>): Use it.
8979 2008-03-30 Eric Botcazou <ebotcazou@adacore.com>
8981 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Add missing conversions.
8983 2008-03-30 Richard Guenther <rguenther@suse.de>
8986 * fold-const.c (fold_sign_changed_comparison): Do leave
8987 conversions to base-types alone.
8989 2008-03-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
8991 * config/rs6000/rs6000.c (rs6000_stack_info): Don't force saving of
8992 the link register if one altivec register is be saved.
8994 2008-03-30 Ben Elliston <bje@au.ibm.com>
8996 * final.c (final_scan_insn): Remove if (0) code.
8998 2008-03-28 Volker Reichelt <v.reichelt@netcologne.de>
9000 * c-parser.c (c_parser_next_token_is_keyword): Simplify.
9002 2008-03-28 H.J. Lu <hongjiu.lu@intel.com>
9004 * config/i386/sse.md (*and<mode>3): Pass <MODE>mode instead
9005 of V4SFmode to ix86_binary_operator_ok.
9007 2008-03-28 Uros Bizjak <ubizjak@gmail.com>
9009 * config/i386/i386.c (override_options): Initialize
9010 ix86_veclib_handler to ix86_veclibabi_svml when
9011 -mveclibabi=svml is used.
9012 (ix86_veclibabi_svml): New function for SVML ABI style
9013 vectorization support.
9014 * doc/invoke.texi (-mveclibabi) [svml]: Document new target option.
9016 2008-03-28 Rafael Espindola <espindola@google.com>
9018 * fold-const.c (tree_unary_nonnegative_warnv_p): Make it public.
9019 (tree_binary_nonnegative_warnv_p): Make it public.
9020 (tree_single_nonnegative_warnv_p): Make it public.
9021 (tree_invalid_nonnegative_warnv_p): Make it public.
9022 (tree_unary_nonzero_warnv_p): Make it public.
9023 (tree_binary_nonzero_warnv_p): Make it public
9024 (tree_single_nonzero_warnv_p): Make it public.
9025 * tree-vrp.c (vrp_evaluate_conditional_warnv_with_ops): New function.
9026 (extract_range_from_binary_expr): Split the expr argument.
9027 (extract_range_from_unary_expr): Split the expr argument.
9028 (extract_range_from_comparison): Split the expr argument.
9029 (extract_range_from_expr): Use the new aux functions.
9030 (vrp_evaluate_conditional_warnv): Use
9031 vrp_evaluate_conditional_warnv_with_ops.
9032 * tree.h (tree_unary_nonzero_warnv_p): Declare.
9033 (tree_binary_nonzero_warnv_p): Declare.
9034 (tree_single_nonzero_warnv_p): Declare.
9035 (tree_expr_nonzero_warnv_p): Declare.
9036 (tree_unary_nonnegative_warnv_p): Declare.
9037 (tree_binary_nonnegative_warnv_p): Declare.
9038 (tree_single_nonnegative_warnv_p): Declare.
9039 (tree_invalid_nonnegative_warnv_p): Declare.
9041 2008-03-28 Richard Guenther <rguenther@suse.de>
9043 PR tree-optimization/30317
9044 PR tree-optimization/30911
9045 PR tree-optimization/34793
9046 * tree-vrp.c (set_and_canonicalize_value_range): New function.
9047 (struct assert_locus_d): New member EXPR.
9048 (register_new_assert_for): Add EXPR parameter to support
9049 ASSERT_EXPR <name, expr OP limit>.
9050 (register_edge_assert_for_1): Adjust callers.
9051 (find_assert_locations): Likewise.
9052 (process_assert_insertions_for): Build condition from expression.
9053 (extract_range_from_assert): Handle ASSERT_EXPRs
9054 of the form ASSERT_EXPR <name, expr OP limit>.
9055 (register_edge_assert_for_2): New helper registering
9056 asserts for comparisons. Recognize range tests of the form
9057 (unsigned)i - CST1 OP CST2.
9058 (register_edge_assert_for_1): Use it.
9059 (register_edge_assert_for): Likewise.
9060 (needs_overflow_infinity): Integer sub-types
9061 do not need overflow infinities.
9062 (vrp_val_is_max): The extreme values of integer sub-types
9063 are those of the base type.
9064 (vrp_val_is_min): Likewise.
9065 * tree.def (ASSERT_EXPR): Document extra allowed conditional
9068 2008-03-28 Nick Clifton <nickc@redhat.com>
9071 * config/mn10300/mn10300.c (mn10300_secondary_reload_class):
9072 Return GENERAL_REGS for stack adjustment reloads.
9074 2008-03-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
9077 * config/rs6000/rs6000.c (rs6000_expand_vector_init): Create a
9078 const_vector when all the vectors are constant.
9080 2008-03-27 Bob Wilson <bob.wilson@acm.org>
9082 * config/xtensa/xtensa.c (gen_float_relational): Handle unordered
9084 * config/xtensa/xtensa.md (any_cond): Add unordered comparisons.
9085 (any_scc_sf): Add uneq, unlt, unle and unordered operators.
9087 (s<code>_sf): Use new scc_sf attribute for opcode names.
9089 2008-03-27 Tom Tromey <tromey@redhat.com>
9091 * doc/sourcebuild.texi, doc/install.texi, configure, aclocal.m4,
9092 configure.ac, Makefile.in, config/t-darwin, config/m32c/t-m32c,
9093 config/spu/t-spu-elf, config/i386/t-interix,
9094 config/i386/t-cygming, config/i386/x-i386, config/i386/t-cygwin,
9095 config/i386/x-darwin, config/i386/x-mingw32,
9096 config/i386/t-netware, config/i386/x-cygwin, config/i386/t-nwld,
9097 config/sh/t-sh, config/sh/t-symbian, config/x-linux,
9098 config/t-sol2, config/x-hpux, config/x-darwin, config/ia64/t-ia64,
9099 config/x-solaris, config/t-vxworks, config/m68k/t-uclinux,
9100 config/rs6000/x-rs6000, config/rs6000/x-darwin64,
9101 config/rs6000/x-darwin, config/rs6000/t-rs6000,
9102 config/score/t-score-elf, config/arm/t-strongarm-pe,
9103 config/arm/t-pe, config/arm/t-arm, config/arm/t-wince-pe,
9104 config/v850/t-v850, config/v850/t-v850e, config/bfin/t-bfin-linux:
9105 Revert automatic dependency patch.
9107 2008-03-27 H.J. Lu <hongjiu.lu@intel.com>
9110 * config/i386/i386.c (ix86_function_arg_boundary): Align
9111 decimal floating point to its natural boundary.
9113 2008-03-27 Richard Guenther <rguenther@suse.de>
9116 * fold-const.c (fold_comparison): Restrict distinct decl
9117 comparison folding to VAR_DECLs and PARM_DECLs. Do not
9118 solely rely on operand_equal_p.
9120 2008-03-27 Richard Guenther <rguenther@suse.de>
9123 * c-common.c (handle_weak_attribute): Reject combination of
9126 2008-03-27 Richard Guenther <rguenther@suse.de>
9128 PR tree-optimization/32810
9129 * tree-ssa-ccp.c (get_symbol_constant_value): Strip useless
9130 conversions from DECL_INITIAL.
9131 (fold_const_aggregate_ref): Likewise from constructor elements.
9133 2008-03-27 Zdenek Dvorak <ook@ucw.cz>
9135 * tree-affine.h (aff_combination_expand): Declare.
9136 (get_inner_reference_aff): Likewise.
9137 * tree-affine.c (aff_combination_expand): Split out from
9138 tree_to_aff_combination_expand.
9139 (get_inner_reference_aff): New function.
9140 * tree-parloops.c (loop_parallel_p): Free vectorizer info.
9141 * tree-ssa-loop-im.c: Include tree-affine.h and pointer-set.h.
9142 (struct lim_aux_data): sm_done field removed.
9143 (mem_ref_loc_p, mem_ref_locs_p): New types.
9144 (struct mem_ref): Added id, stored, accesses_in_loop,
9145 indep_loop, dep_loop, indep_ref, dep_ref fields.
9146 Removed is_stored, locs and next fields.
9147 (memory_accesses): New variable.
9148 (movement_possibility): Do not allow moving statements
9149 that store to memory.
9150 (outermost_indep_loop, simple_mem_ref_in_stmt, mem_ref_in_stmt):
9152 (determine_max_movement): For statements with memory references,
9153 find the outermost loop in that the reference is independent.
9154 (move_computations_stmt): Mark the virtual operands for renaming.
9155 (memref_free, mem_ref_alloc, mem_ref_locs_alloc, mark_ref_stored,
9156 gather_mem_refs_stmt, gather_mem_refs_in_loops, vtoe_hash, vtoe_eq,
9157 vtoe_free, record_vop_access, get_vop_accesses, get_vop_stores,
9158 add_vop_ref_mapping, create_vop_ref_mapping_loop,
9159 create_vop_ref_mapping, analyze_memory_references,
9160 cannot_overlap_p, mem_refs_may_alias_p, rewrite_mem_ref_loc,
9161 get_all_locs_in_loop, ref_always_accessed_p,
9162 refs_independent_p, record_indep_loop, ref_indep_loop_p_1,
9163 ref_indep_loop_p, can_sm_ref_p, find_refs_for_sm,
9164 store_motion_loop, store_motion): New functions.
9165 (struct vop_to_refs_elt): New type.
9166 (record_mem_ref_loc, free_mem_ref_locs, rewrite_mem_refs,
9167 memref_hash, memref_eq, hoist_memory_references): Rewritten.
9168 (schedule_sm): Replaced by...
9169 (execute_sm): ... this.
9170 (determine_lsm_ref, hoist_memory_references,
9171 loop_suitable_for_sm, gather_mem_refs_stmt, gather_mem_refs,
9172 find_more_ref_vops, free_mem_ref, free_mem_refs,
9173 determine_lsm_loop, determine_lsm): Removed.
9174 (tree_ssa_lim_finalize): Free data structures used by store motion.
9175 (tree_ssa_lim): Call analyze_memory_references. Use
9176 store_motion instead of determine_lsm.
9178 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9180 * config.cc (m68hc11, m6811, m68hc12, m6812): Add usegas.h,
9181 rename tmake_file to m68hc11/t-m68hc11.
9182 (mcore): Set inhibit_libc to true.
9183 * config.host (alpha*-dec-*vms*): Set extra_programs.
9184 (interix3*): Don't use host_xmake_file.
9185 * configure.ac: Let config.gcc override inhibit_libc.
9186 * configure: Regenerate.
9188 * config/alpha/x-vms (EXTRA_PROGRAMS): Remove.
9189 * config/t-openbsd-thread: Remove commented out lines.
9191 * config/x-interix: Remove.
9193 * config/m68hc11/t-m68hc11-gas: Rename to...
9194 * config/m68hc11/t-m68hc11: ... this. Remove T_CPPFLAGS.
9196 * config/mcore/t-mcore: Remove T_CFLAGS.
9197 * config/mcore/t-mcore-pe: Likewise.
9199 2008-03-27 Paolo Bonzini <bonzini@gnu.org>
9201 * configure.ac: Replace custom __GNU_SOURCE test with
9202 AC_USE_SYSTEM_EXTENSIONS. Move it earlier.
9203 * aclocal.m4: Regenerate.
9204 * configure: Regenerate.
9205 * config.in: Regenerate.
9207 2008-03-27 Richard Guenther <rguenther@suse.de>
9209 * fold-const.c (target.h): Include.
9210 (fold_comparison): Fold comparison of addresses of decls
9211 that bind locally or of constants. Consolidate address folding code.
9212 * tree-vrp.c (operand_less_p): Deal with non-INTEGER_CST
9213 results from fold_binary_to_constant.
9214 (compare_values_warnv): Likewise.
9216 2008-03-27 Andrew Pinski <pinskia@gmail.com>
9219 * fold-const.c (fold_truthop): Check for integeral types when folding
9220 a == 0 && b == 0 and a != 0 || b != 0 .
9222 2008-03-26 Eric Botcazou <ebotcazou@adacore.com>
9224 * tree.c (get_unwidened): Remove code fiddling with COMPONENT_REF.
9226 2008-03-26 Andreas Schwab <schwab@suse.de>
9228 * doc/invoke.texi: Fix use of @item vs. @itemx.
9230 2008-03-26 Tom Tromey <tromey@redhat.com>
9232 * Makefile.in (build/gensupport.o, build/print-rtl.o,
9233 build/read-rtl.o, build/rtl.o, build/gencondmd.o, build/genattr.o,
9234 build/genattrtab.o, build/genautomata.o, build/gencheck.o,
9235 build/gencodes.o, build/genconditions.o, build/genconfig.o,
9236 build/genconstants.o, build/genemit.o, build/genextract.o,
9237 build/genflags.o, build/genmddeps.o, build/genopinit.o,
9238 build/genoutput.o, build/genpeep.o, build/genrecog.o): Depend on
9241 2008-03-26 Richard Guenther <rguenther@suse.de>
9244 2008-03-26 Richard Guenther <rguenther@suse.de>
9246 * fold-const.c (target.h): Include.
9247 (fold_comparison): Fold comparison of addresses of two decls
9248 that bind locally. Consolidate address folding code.
9250 2008-03-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9252 * builtins.c (expand_builtin_pow, fold_builtin_cabs,
9253 fold_builtin_sqrt, fold_builtin_cbrt, fold_builtin_logarithm,
9254 fold_builtin_hypot, fold_builtin_pow): Remove uses of dconst3,
9255 dconstsqrt2, dconstthird, dconste and/or dconst10.
9256 * config/i386/i386.c (ix86_emit_swsqrtsf): Likewise.
9257 * emit-rtl.c (dconst3, dconst10, dconstm2, dconstthird,
9258 dconstsqrt2, dconste): Delete.
9259 (init_emit_once): Likewise. Simplify initializing dconstm1.
9261 * real.c (get_real_const): New.
9262 * real.h (dconst3, dconst10, dconstm2, dconstthird,
9263 dconstsqrt2, dconste): Delete.
9264 (real_value_const, get_real_const): New.
9266 2008-03-26 H.J. Lu <hongjiu.lu@intel.com>
9268 * config/i386/cygming.h (BIGGEST_ALIGNMENT): Removed.
9270 * config/i386/i386.c (ix86_function_arg_boundary): Check
9271 BIGGEST_ALIGNMENT instead of 128.
9272 (setup_incoming_varargs_64): Likewise.
9274 2008-03-26 Tom Tromey <tromey@redhat.com>
9276 * Makefile.in (DEPFILES): Add missing '/'.
9278 2008-03-26 Richard Guenther <rguenther@suse.de>
9280 * fold-const.c (target.h): Include.
9281 (fold_comparison): Fold comparison of addresses of two decls
9282 that bind locally. Consolidate address folding code.
9284 2008-03-26 Nick Clifton <nickc@redhat.com>
9287 * config/stormy16/stormy16.c (xstormy16_legitimate_address_p): Do
9288 not allow INT+INT as a legitimate addressing mode.
9290 2008-03-26 Richard Guenther <rguenther@suse.de>
9292 * tree-flow.h (widen_bitfield): Remove declaration.
9293 * tree-ssa-ccp.c (visit_assignment): Remove unneeded code.
9294 (widen_bitfield): Remove function.
9295 * tree-ssa-dom.c (record_equivalences_from_stmt): Remove unneeded
9298 2008-03-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
9301 * config/rs6000/rs6000-c.c (rs6000_builtin_type_compatible): Handle
9304 2008-03-25 Richard Sandiford <rsandifo@nildram.co.uk>
9306 PR rtl-optimization/35232
9307 * reload1.c (reg_reloaded_call_part_clobbered): Clarify comment.
9308 (forget_old_reloads_1, forget_marked_reloads): Don't clear
9309 reg_reloaded_call_part_clobbered here.
9310 (reload_regs_reach_end_p): New function.
9311 (reload_reg_rtx_for_input): New variable.
9312 (reload_reg_rtx_for_output): Likewise.
9313 (emit_input_reload_insns): Use reloadreg rather than rl->reg_rtx
9314 when reassigning a pseudo register. Load reloadreg from
9315 reload_reg_rtx_for_input, moving the mode and register
9317 (do_input_reload): ...here. Use the mode-adjusted reg_rtx
9318 instead of the original when deciding whether an input reload
9319 would be a no-op or whether an output reload can be deleted.
9320 (emit_output_reload_insns): Use the mode-adjusted reg_rtx
9321 when setting up new_spill_reg_store. Load it from
9322 reload_reg_rtx_for_output, moving the mode and register
9324 (do_output_reload): ...here. Use the mode-adjusted reg_rtx
9325 instead of the original when deciding whether an output reload
9326 would be a no-op. Do the same when modifying insn notes.
9327 Use rtx_equal_p instead of == to compare the registers.
9328 (inherit_piecemeal_p): Take a mode and two register numbers
9330 (emit_reload_insns): Clear new_spill_reg_store for every hard
9331 register in the reload register. Remove spill registers
9332 from reg_reloaded_valid before considering whether to record
9333 inheritance information for them. Use reload_reg_rtx_for_output
9334 instead of reg_rtx when recording output reloads. Use
9335 reload_reg_rtx_for_input instead of reg_rtx when recording
9336 input reloads. Set or clear reg_reloaded_call_part_clobbered
9337 at the same time as setting reg_reloaded_valid.
9338 (delete_output_reload): Add a new_reload_reg parameter and use it
9339 instead of rld[j].reg_rtx.
9340 (emit_input_reload_insns, do_input_reload, do_output_reload): Adjust
9343 2008-03-25 Tom Tromey <tromey@redhat.com>
9345 * Makefile.in (build/gensupport.o): Depend on insn-modes.h.
9346 (build/genattr.o): Likewise.
9347 (build/genattrtab.o): Likewise.
9348 (build/gencodes.o): Likewise.
9349 (build/genconfig.o): Likewise.
9350 (build/genconstants.o): Likewise.
9351 (build/genemit.o): Likewise.
9352 (build/genextract.o): Likewise.
9353 (build/genflags.o): Likewise.
9355 2008-03-25 Bob Wilson <bob.wilson@acm.org>
9357 * config/xtensa/xtensa.c (xtensa_va_start): Use build_int_cst
9358 instead of size_int for integer types.
9359 (xtensa_gimplify_va_arg_expr): Likewise. Convert index to sizetype
9360 to match type of MINUS_EXPR.
9362 2008-03-25 Tom Tromey <tromey@redhat.com>
9364 * configure: Rebuilt.
9365 * configure.ac (BUILD_DEPMODE): Extract CCDEPMODE from temporary
9368 2008-03-25 Tom Tromey <tromey@redhat.com>
9370 * config/x-solaris (host-solaris.o): Update.
9371 * config/x-linux (host-linux.o): Update.
9372 * config/x-hpux (host-hpux.o): Update.
9373 * config/x-darwin (host-darwin.o): Update.
9374 * config/v850/t-v850e (v850-c.o): Update.
9375 * config/v850/t-v850 (v850-c.o): Update.
9376 * config/t-vxworks (vxworks.o): Update.
9377 * config/t-sol2 (sol2-c.o, sol2.o): Update.
9378 * config/t-darwin (darwin.o, darwin-c.o, darwin-driver.o): Update.
9379 * config/spu/t-spu-elf (spu-c.o): Update.
9381 * config/sh/t-symbian (sh-c.o): Update.
9382 (symbian.o): Update.
9383 * config/sh/t-sh (sh-c.o): Update.
9384 * config/score/t-score-elf (score7.o, score3.o): Update.
9385 * config/rs6000/x-rs6000 (driver-rs6000.o): Update.
9386 * config/rs6000/x-darwin64 (host-ppc64-darwin.o): Update.
9387 * config/rs6000/x-darwin (host-ppc-darwin.o): Update.
9388 * config/rs6000/t-rs6000 (rs6000-c.o): Update.
9390 * config/m68k/t-uclinux (generated_files): Add sysroot-suffix.h.
9391 * config/m32c/t-m32c (m32c-pragma.o): Update.
9392 * config/ia64/t-ia64 (ia64-c.o): Update.
9393 * config/i386/x-mingw32 (host-mingw32.o): Update.
9394 * config/i386/x-i386 (driver-i386.o): Update.
9395 * config/i386/x-darwin (host-i386-darwin.o): Update.
9396 * config/i386/x-cygwin (host-cygwin.o): Update.
9397 * config/i386/t-nwld (nwld.o): Update.
9398 * config/i386/t-netware (netware.o): Update.
9399 * config/i386/t-interix (winnt.o): Update.
9400 * config/i386/t-cygwin (cygwin1.o, cygwin2.o): Update.
9401 * config/i386/t-cygming (winnt.o, winnt-cxx.o, winnt-stubs.o,
9402 msformat-c.o): Update.
9403 * config/bfin/t-bfin-linux (generated_files): Add
9404 linux-sysroot-suffix.h.
9405 * config/arm/t-wince-pe (pe.o): Update.
9406 * config/arm/t-strongarm-pe (pe.o): Update.
9407 * config/arm/t-pe (pe.o): Update.
9408 * config/arm/t-arm (arm-c.o): Update.
9409 * doc/install.texi (Prerequisites): Require make 3.80.
9410 * Makefile.in: Remove .o targets.
9411 (CCDEPMODE, DEPDIR, depcomp, BUILD_DEPMODE): New variables.
9412 (OBSTACK_H, FIBHEAP_H, PARTITION_H, MD5_H, BCONFIG_H): Remove.
9413 (simple_generated_h, simple_generated_c): Move earlier.
9414 (generated_files): New variable.
9415 (TARGET_H, MACHMODE_H, HOOKS_H, HOSTHOOKS_DEF_H, LANGHOOKS_DEF_H,
9416 TARGET_DEF_H, RTL_BASE_H, RTL_H, PARAMS_H, BUILTINS_DEF, TREE_H,
9417 BASIC_BLOCK_H, GCOV_IO_H, COVERAGE_H, DEMANGLE_H, RECOG_H,
9418 ALIAS_H, EMIT_RTL_H, FLAGS_H, FUNCTION_H, EXPR_H, OPTABS_H,
9419 REGS_H, RA_H, RESOURCE_H, SCHED_INT_H, INTEGRATE_H, CFGLAYOUT_H,
9420 CFGLOOP_H, IPA_UTILS_H, IPA_REFERENCE_H, IPA_TYPE_ESCAPE_H,
9421 CGRAPH_H, DF_H, RESOURCE_H, DDG_H, GCC_H, GGC_H, TIMEVAR_H,
9422 INSN_ATTR_H, C_COMMON_H, C_PRAGMA_H, C_TREE_H, SYSTEM_H,
9423 PREDICT_H, DECNUM_H, MKDEPS_H, SYMTAB_H, TREE_DUMP_H,
9424 TREE_GIMPLE_H, TREE_FLOW_H, TREE_SSA_LIVE_H, PRETTY_PRINT_H,
9425 DIAGNOSTIC_H, C_PRETTY_PRINT_H, SCEV_H, LAMBDA_H, TREE_DATA_REF_H,
9426 VARRAY_H, TREE_INLINE_H, REAL_H, DBGCNT_H, EBIMAP_H): Remove.
9428 (COMPILE.base, COMPILE): New variables.
9429 (%.o): New pattern rule.
9430 (ALL_HOST_OBJS): New variable.
9431 (xgcc$(exeext), cpp$(exeext)): Remove extra version.o.
9432 (dummy-checksum.o, cc1-checksum.o): Remove.
9433 (DRIVER_SHLIB): New variable.
9434 (DRIVER_DEFINES): Use it.
9435 (gencondmd.c): Move out of build/.
9436 (s-conditions): Update.
9437 (BUILDCOMPILE.base, BUILDCOMPILE): New variables.
9438 (ALL_BUILD_OBJS): Likewise.
9439 (build/%.o): Use BUILDCOMPILE.
9440 (build/ggc-none.o, build/ggc-none.o, build/min-insn-modes.o,
9441 build/print-rtl.o, build/read-rtl.o, build/rtl.o, build/vec.o,
9442 build/gencondmd.o, build/genattrtab.o, build/genautomata.o,
9443 build/gencheck.o, build/gencodes.o, build/genconditions.o,
9444 build/genconfig.o, build/genconstants.o, build/genemit.o,
9445 build/genextract.o, build/genflags.o, build/genmddeps.o,
9446 build/genopinit.o, build/genoutput.o, build/genpeep.o,
9447 build/genpreds.o, build/genrecog.o, build/gcov-iov.o,
9448 build/gen-protos.o, build/scan.o, build/fix-header.o,
9449 build/scan-decls.o): Simplify.
9450 (collect2.o, c-opts.o, gcc.o, gccspec.o, gcc-options.o,
9451 cppdefault.o, protoize.o, unprotoize.o, intl.o, version.o,
9452 prefix.o, toplev.o): Reduce to variable setting.
9453 (libbackend.o): Use COMPILE. Remove most dependencies. Move later.
9454 ($(out_object_file), gcc-options.o): New targets.
9455 ($(ALL_HOST_OBJS)): New target. Include dependency files.
9456 * configure: Rebuilt.
9457 * configure.ac: Call ZW_CREATE_DEPDIR, ZW_PROG_COMPILER_DEPENDENCIES.
9458 * doc/sourcebuild.texi (Front End Directory): Document new variable.
9460 2008-03-25 Douglas Gregor <doug.gregor@gmail.com>
9462 * c-common.c (c_sizeof_or_alignof_type): If we're not allowed to
9463 complain when we hit an error, return ERROR_MARK_NODE.
9465 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9467 * config/sh/constraints.md (Pso, Psz): New constraints.
9468 * config/sh/sh.c (print_operand): Add %V and %W operand codes.
9469 * config/sh/sh.md (*andsi3_bclr, *iorsi3_bset): New insns.
9471 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9473 * config/sh/sh.c (sh_expand_t_scc): Emit movrt for SH2A if possible.
9474 * config/sh/sh.md (xorsi3_movrt, movrt): New insns.
9476 2008-03-25 Naveen.H.S <naveen.hs@kpitcummins.com>
9478 * config/sh/sh.md (prefetch): Add condition for SH2A target.
9479 (prefetch_sh2a): New.
9481 2008-03-25 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9482 Naveen.H.S <naveen.hs@kpitcummins.com>
9484 * config/sh/constraints.md (I28): New constraint.
9485 * config/sh/sh.c (broken_move): Add support for movi20s.
9486 * config/sh/sh.md (movsi_ie): Add the alternative for movi20s.
9488 2008-03-25 Anil Paranjape <anil.paranjape@kpitcummins.com>
9489 Jayant Sonar <Jayant.sonar@kpitcummins.com>
9490 Naveen.H.S <naveen.hs@kpitcummins.com>
9492 * config/sh/sh.c (SH_ATTRIBUTES): Define.
9493 (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
9494 (print_operand): Handle resbank in %@ operand code.
9495 (sh_encode_section_info): New.
9496 (push_regs): Add conditions for resbank.
9497 (sh_expand_epilogue): Likewise.
9498 (sh_insert_attributes): Likewise.
9499 (sh_attribute_table): Likewise.
9500 (sh_handle_resbank_handler_attribute): New.
9501 (sh2a_handle_function_vector_handler_attribute): New.
9502 (sh2a_is_function_vector_call): New.
9503 (sh2a_get_function_vector_number): New.
9504 (sh2a_function_vector_p): New.
9505 (sh_cfun_resbank_handler_p): New.
9506 * config/sh/sh.md (calli): Emit jsr/n if possible.
9507 (calli_tbr_rel): New.
9508 (calli_pcrel): Emit jsr/n if possible.
9509 (return_i): Emit rts/n if possible.
9510 (call_valuei_tbr_rel): New.
9511 (call_valuei_pcrel): Add condition for SH2A target.
9512 (call_value): Likewise.
9513 * config/sh/sh-protos.h (sh_cfun_resbank_handler_p): Declare.
9514 (sh2a_get_function_vector_number): Likewise.
9515 (sh2a_is_function_vector_call): Likewise.
9516 * doc/extend.texi: Document TBR relative addressing of SH2A.
9517 (resbank): Add description for SH2A.
9519 2008-03-24 Richard Guenther <rguenther@suse.de>
9522 * gimplify.c (gimplify_modify_expr): For frontend type-correct
9523 pointer assignments change conversions according to middle-end rules.
9524 (gimplify_modify_expr_rhs): Deal with NULL TARGET_EXPR_INITIAL.
9525 * configure.ac: Include type checking in yes.
9526 * configure: Regenerate.
9528 2008-03-24 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
9530 * diagnostic.c (diagnostic_count_diagnostic): Delete.
9531 (diagnostic_report_diagnostic): Update. Handle ICEs here.
9533 2008-03-24 Nathan Sidwell <nathan@codesourcery.com>
9535 * gthr-vxworks.h (UNUSED): Define.
9537 2008-03-23 H.J. Lu <hongjiu.lu@intel.com>
9539 * config/i386/i386.h (STATIC_CHAIN_REGNUM): Use R10_REG and CX_REG.
9541 2008-03-23 Zuxy Meng <zuxy.meng@gmail.com>
9543 * doc/extend.texi (Function Attributes): Add missing comma in the
9544 example of the "alloc_size" attribute.
9546 2008-03-23 Uros Bizjak <ubizjak@gmail.com>
9549 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
9551 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
9554 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9557 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9558 of the underlying type of a MS bitfield layout to the natural
9559 alignment of the type.
9561 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9563 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9564 to their natural alignment to avoid store forwarding stalls.
9566 2008-03-22 Richard Guenther <rguenther@suse.de>
9568 * tree-cfg.c (verify_expr): Recurse again for invariant addresses.
9569 For PHI nodes verify the address is invariant.
9570 * tree-ssa-ccp.c (ccp_decl_initial_min_invariant): Remove.
9571 (get_symbol_constant_value): Use is_gimple_min_invariant.
9572 (maybe_fold_stmt_indirect): Likewise.
9574 2008-03-22 Richard Sandiford <rsandifo@nildram.co.uk>
9576 PR rtl-optimization/33927
9577 * Makefile.in (dse.o): Depend on $(TM_P_H).
9578 * expr.h (extract_low_bits): Declare.
9579 * expmed.c (extract_low_bits): New function.
9580 * rtlhooks.c (gen_lowpart_general): Generalize SUBREG handling.
9581 * dse.c: Include tm_p.h.
9582 (find_shift_sequence): Remove the read_reg argument and return the
9583 read value. Emit the instructions instead of returning them.
9584 Iterate on new_mode rather than calculating it each time.
9585 Check MODES_TIEABLE_P. Use simplify_gen_subreg to convert the
9586 source to NEW_MODE and extract_low_bits to convert the shifted
9588 (replace_read): Allow the load and store to have different mode
9589 classes. Use extract_low_bits when SHIFT == 0. Create the shift
9590 or extraction instructions before trying the replacement. Update
9591 dump-file code accordingly, avoiding use of REGNO (store_info->rhs).
9593 2008-03-22 Uros Bizjak <ubizjak@gmail.com>
9595 * config/i386/i386.c (assign_386_stack_local): Align DImode slots
9596 to their natural alignment to avoid store forwarding stalls.
9598 2008-03-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
9601 * config/rs6000/rs6000.md (floatdidf2): Discouraging fprs and
9602 encouraging but not allowing gprs for input;
9603 change the input constraint to !f#r.
9604 (fix_truncdfdi2): Discouraging fprs and encouraging but not allowing
9606 change the output constraint to !f#r.
9608 2008-03-21 Uros Bizjak <ubizjak@gmail.com>
9611 * config/i386/i386.md ("*floatunssi<mode2>_1"): New pattern with
9612 corresponding post-reload splitters.
9613 ("floatunssi<mode>2"): Expand to unsigned_float x87 insn pattern
9614 when x87 FP math is selected.
9615 * config/i386/i386-protos.h (ix86_expand_convert_uns_sixf_sse):
9616 New function prototype.
9617 * config/i386/i386.c (ix86_expand_convert_uns_sixf_sse): New
9618 unreachable function to ease macroization of insn patterns.
9620 2008-03-21 Martin Jambor <mjambor@suse.cz>
9622 * tree-data-ref.c (dump_data_dependence_relation): Avoid data
9623 reference dumps if ddr is NULL or dependence is unknown.
9625 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9627 * config/sh/linux-atomic.asm (ATOMIC_TEST_AND_SET): Take
9628 unsigned extension into account.
9629 (ATOMIC_COMPARE_AND_SWAP): Likewise.
9630 (ATOMIC_FETCH_AND_OP, ATOMIC_FETCH_AND_COMBOP): Likewise.
9631 Do computations on a scratch register.
9633 2008-03-21 Richard Guenther <rguenther@suse.de>
9635 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
9636 Use is_gimple_min_invariant instead of TREE_INVARIANT.
9637 * tree-ssa-loop-ivopts.c (force_expr_to_var_cost): Likewise.
9638 * tree-ssa-dom.c (record_equality): Likewise.
9639 * tree-inline.c (copy_body_r): Likewise.
9640 * tree-ssa-pre.c (make_values_for_stmt): Remove test for
9643 2008-03-20 Kaz Kojima <kkojima@gcc.gnu.org>
9645 * config/sh/sh.c (split_branches): Pass zero to redirect_jump
9646 as 'delete_unused' argument.
9648 2008-03-20 Richard Guenther <rguenther@suse.de>
9650 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
9651 special casing of constant qualifiers.
9652 * tree-ssa.c (useless_type_conversion_p_1): Instead do not
9653 care about them in general.
9654 * tree-ssa-ccp.c (ccp_fold): Addresses are constant or not
9655 regardless of their type.
9656 (fold_stmt_r): Forcefully fold *& if we end up with that.
9658 2008-03-20 Paul Brook <paul@codesourcery.com>
9660 * config.gcc (arm*-*-uclinux*): Remove duplicate arm/uclinux-elf.h.
9661 * config/arm/uclinux-eabi.h (SUBTARGET_EXTRA_LINK_SPEC): Add extra
9663 * config/arm/bpabi.h (SUBTARGET_EXTRA_LINK_SPEC): Provide default
9665 (LINK_SPEC): Use SUBTARGET_EXTRA_LINK_SPEC.
9666 * config/arm/unwind-arm.h (_Unwind_decode_target2): Add uClinux.
9668 2008-03-20 Volker Reichelt <v.reichelt@netcologne.de>
9670 * common.opt (Wmudflap): New option.
9671 * tree-mudflap.c (mf_xform_derefs_1): Guard warning by OPT_Wmudflap.
9672 (mx_register_decls): Likewise.
9673 (mudflap_finish_file): Likewise.
9674 * doc/invoke.texi: Document -Wno-mudflap.
9676 2008-03-20 Kai Tietz <kai.tietz@onevision.com>
9678 * c-format.c (replace_format_name_to_system_name): New.
9680 (convert_format_name_to_system_name): New.
9681 (decode_format_attr): Add use of convert_format_name_to_system_name.
9682 (format_types_orig): Add gnu_ prefix to names.
9683 (check_format_info_main): Special treating of \0 escaped names for
9684 supporting multi-character format specifiers as I32, I64.
9685 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): Use of user defined attributes.
9686 (gnu_target_overrides_format_attributes): New.
9687 * c-format.h: Add structure target_ovr_attr to hold
9688 system specific formatter names.
9689 * config.gcc: Add for x86&x86_64 cygwin and mingw32 targets the
9690 msformat-c.o file to c_target_objs and cxx_target_objs.
9691 * config/i386/mingw32.h (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9692 (TARGET_OVERRIDES_FORMAT_ATTRIBUTES_COUNT): New.
9693 (TARGET_N_FORMAT_TYPES): New.
9694 * config/i386/msformat-c.c: New.
9695 * config/i386/t-cygming: Add build rule for msformat-c.o.
9696 * doc/extend.texi: Add new format names gnu_* and ms_* and
9698 * doc/tm.texi: (TARGET_OVERRIDES_FORMAT_ATTRIBUTES): New.
9700 2008-03-20 Ira Rosen <irar@il.ibm.com>
9702 * doc/invoke.texi (-O3): Add -ftree-vectorize to the list of
9703 optimizations turned on under -O3.
9704 (ftree-vectorize): Add that the flag is turned on with -O3.
9706 2008-03-20 Ben Elliston <bje@au.ibm.com>
9708 * regmove.c (try_auto_increment): Fix spelling error in comment.
9709 * final.c (final_scan_insn): Likewise.
9711 2008-03-20 Uros Bizjak <ubizjak@gmail.com>
9714 * config/i386/mmx.md (*mov<mode>_internal_rex64"): Adjust register
9715 allocator preferences for "y" and "r" class registers.
9716 ("*mov<mode>_internal"): Ditto.
9717 ("*movv2sf_internal_rex64"): Ditto.
9718 ("*movv2sf_internal"): Ditto.
9720 2008-03-19 Michael Matz <matz@suse.de>
9723 * calls.c (expand_call): Check overlap of arguments with call
9724 address for sibcalls.
9726 2008-03-19 Uros Bizjak <ubizjak@gmail.com>
9729 * stor-layout.c (update_alignment_for_field): Set minimum alignment
9730 of the underlying type of a MS bitfield layout to the natural
9731 alignment of the type.
9733 2008-03-19 Jan Hubicka <jh@suse.cz>
9736 * toplev.c (decode_d_option): Handle all CPP flags.
9737 * tree-vrp.c: Update tree_pass descriptors.
9738 * regrename.c: Update tree_pass descriptors.
9739 * fwprop.c: Update tree_pass descriptors.
9740 * doc/invoke.texi: Remove documentation of dropped -d? flags.
9741 * tree-into-ssa.c: Update tree_pass descriptors.
9742 * tree-dump.c: Update tree_pass descriptors.
9743 * tree-complex.c: Update tree_pass descriptors.
9744 * tree-dump.h: Update tree_pass descriptors.
9745 * see.c: Update tree_pass descriptors.
9746 * cgraphbuild.c: Update tree_pass descriptors.
9747 * tracer.c: Update tree_pass descriptors.
9748 * tree-loop-distribution.c: Update tree_pass descriptors.
9749 * cgraph.c: Update tree_pass descriptors.
9750 * postreload-gcse.c: Update tree_pass descriptors.
9751 * postreload.c: Update tree_pass descriptors.
9752 * tree-ssa-loop-ch.c: Update tree_pass descriptors.
9753 * tree-tailcall.c: Update tree_pass descriptors.
9754 * tree-pass.h (tree_opt_pass): Rename to ...
9755 (opt_pass) ... this one; add "type" field and remove letter field.
9756 (gimple_opt_pass, rtl_opt_pass, simple_ipa_opt_pass): New.
9757 (execute_pass_list, execute_ipa_pass_list, all_passes, all_ipa_passes,
9758 all_lowering_passes): Update declaration.
9759 * ipa-cp.c: Update tree_pass descriptors.
9760 * final.c: Update tree_pass descriptors.
9761 * omp-low.c: Update tree_pass descriptors.
9762 * tree-ssa-dse.c: Update tree_pass descriptors.
9763 * ipa-reference.c: Update tree_pass descriptors.
9764 * tree-ssa-uncprop.c: Update tree_pass descriptors.
9765 * auto-inc-dec.c: Update tree_pass descriptors.
9766 * reorg.c: Update tree_pass descriptors.
9767 * cgraphunit.c: Update tree_pass descriptors.
9768 * tree-ssa-copyrename.c: Update tree_pass descriptors.
9769 * tree-ssa-ccp.c: Update tree_pass descriptors.
9770 * df-core.c: Update tree_pass descriptors.
9771 * mode-switching.c: Update tree_pass descriptors.
9772 * tree-nomudflap.c: Update tree_pass descriptors.
9773 * modulo-sched.c: Update tree_pass descriptors.
9774 * ipa-pure-const.c: Update tree_pass descriptors.
9775 * cse.c: Update tree_pass descriptors.
9776 * web.c: Update tree_pass descriptors.
9777 * tree-stdarg.c: Update tree_pass descriptors.
9778 * tree-ssa-math-opts.c: Update tree_pass descriptors.
9779 * tree-ssa-dom.c: Update tree_pass descriptors.
9780 * tree-nrv.c: Update tree_pass descriptors.
9781 * tree-ssa-alias.c: Update tree_pass descriptors.
9782 * loop-init.c: Update tree_pass descriptors.
9783 * gimple-low.c: Update tree_pass descriptors.
9784 * ipa-inline.c: Update tree_pass descriptors.
9785 * tree-ssa-sink.c: Update tree_pass descriptors.
9786 * global.c: Update tree_pass descriptors.
9787 * ifcvt.c: Update tree_pass descriptors.
9788 * jump.c: Update tree_pass descriptors.
9789 * predict.c: Update tree_pass descriptors.
9790 * tree-ssa-loop.c: Update tree_pass descriptors.
9791 * recog.c: Update tree_pass descriptors.
9792 * dse.c: Update tree_pass descriptors.
9793 * tree-ssa-ifcombine.c: Update tree_pass descriptors.
9794 * tree-eh.c: Update tree_pass descriptors.
9795 * regmove.c: Update tree_pass descriptors.
9797 * function.c: Update tree_pass descriptors.
9798 * tree-vectorizer.c: Update tree_pass descriptors.
9799 * gcse.c: Update tree_pass descriptors.
9800 * ipa-type-escape.c: Update tree_pass descriptors.
9801 * tree-if-conv.c: Update tree_pass descriptors.
9802 * init-regs.c: Update tree_pass descriptors.
9803 * ipa.c: Update tree_pass descriptors.
9804 * tree-ssa-phiopt.c: Update tree_pass descriptors.
9805 * rtl-factoring.c: Update tree_pass descriptors.
9806 * lower-subreg.c: Update tree_pass descriptors.
9807 * bt-load.c: Update tree_pass descriptors.
9808 * tree-dfa.c: Update tree_pass descriptors.
9809 * except.c: Update tree_pass descriptors.
9810 * emit-rtl.c: Update tree_pass descriptors.
9811 * cfgexpand.c: Update tree_pass descriptors.
9812 * tree-cfgcleanup.c: Update tree_pass descriptors.
9813 * cfgcleanup.c: Update tree_pass descriptors.
9814 * tree-ssa-pre.c: Update tree_pass descriptors.
9815 * tree-sra.c: Update tree_pass descriptors.
9816 * tree-mudflap.c: Update tree_pass descriptors.
9817 * tree-ssa-copy.c: Update tree_pass descriptors.
9818 * cfglayout.c: Update tree_pass descriptors.
9819 * tree-ssa-forwprop.c: Update tree_pass descriptors.
9820 * tree-ssa-dce.c: Update tree_pass descriptors.
9821 * tree-ssa.c: Update tree_pass descriptors.
9822 * regclass.c: Update tree_pass descriptors.
9823 * integrate.c: Update tree_pass descriptors.
9824 * tree-optimize.c: Update tree_pass descriptors.
9825 * tree-ssa-phiprop.c: Update tree_pass descriptors.
9826 * tree-object-size.c: Update tree_pass descriptors.
9827 * combine.c: Update tree_pass descriptors.
9828 * tree-outof-ssa.c: Update tree_pass descriptors.
9829 * bb-reorder.c: Update tree_pass descriptors.
9830 * stack-ptr-mod.c: Update tree_pass descriptors.
9831 * var-tracking.c: Update tree_pass descriptors.
9832 * tree-profile.c: Update tree_pass descriptors.
9833 * tree-vect-generic.c: Update tree_pass descriptors.
9834 * reg-stack.c: Update tree_pass descriptors.
9835 * sched-rgn.c: Update tree_pass descriptors.
9836 * tree-ssa-structalias.c: Update tree_pass descriptors.
9837 * tree-cfg.c: Update tree_pass descriptors.
9838 * passes.c (current_pass): Update declaration.
9839 (finish_optimization_passes): Update.
9840 (all_passes, all_ipa_passes, all_lowering_passes): Update declaration.
9841 (register_one_dump_file, register_dump_files_1, next_pass_1):
9843 (init_optimization_passes): Update handling of new types.
9844 (execute_one_pass, execute_pass_list, execute_ipa_pass_list): Update.
9845 * ipa-struct-reorg.c: Update tree_pass descriptors.
9846 * tree-ssa-reassoc.c: Update tree_pass descriptors.
9847 * combine-stack-adj.c: Update tree_pass descriptors.
9848 * cfgrtl.c: Update tree_pass descriptors.
9849 * dce.c: Update tree_pass descriptors.
9850 * tree-ssanames.c: Update tree_pass descriptors.
9852 2008-03-19 Richard Guenther <rguenther@suse.de>
9855 * tree-ssa.c (walk_data): New structure.
9856 (warn_uninitialized_var): If not always_executed warn with "maybe"
9858 (execute_early_warn_uninitialized): Compute post-dominators.
9859 Initialize always_executed before processing each basic block.
9861 2008-03-18 Mikulas Patocka <mikulas@artax.karlin.mff.cuni.cz>
9864 * config/i386/i386.c (x86_this_parameter): Calculate correct location
9865 of "this" pointer when "regparm = N" or "fastcall" is in effect.
9867 2008-03-18 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9869 * doc/include/texinfo.tex: Update to version 2008-03-17.10.
9871 2008-03-18 Paolo Bonzini <bonzini@gnu.org>
9873 * expr.c (store_expr): Assume lang_hooks.reduce_bit_field_operations
9875 (expand_expr_real_1) <REDUCE_BIT_FIELD>: Don't look at ignore.
9876 (expand_expr_real_1): Assume lang_hooks.reduce_bit_field_operations
9877 is true. Add "&& !ignore" condition to reduce_bit_field. Modify
9878 target after ignore has been set, and move there also the commputation
9879 of subtarget and original_target.
9880 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS): Delete.
9881 (LANG_HOOKS_INITIALIZER): Remove it.
9882 * langhooks.h (struct lang_hooks): Remove reduce_bit_field_operations.
9884 2008-03-18 Richard Guenther <rguenther@suse.de>
9886 * tree-ssa-sccvn.c (visit_reference_op_load): If the lookup
9887 found an expression with constants, note that in the VN for the lhs.
9888 * tree-ssa-pre.c (eliminate): Visit COND_EXPR statements and
9889 fold them to constants if possible. Run cleanup_cfg if done so.
9890 (execute_pre): Return todo.
9892 (execute_fre): Likewise.
9893 * tree-ssa-forwprop.c (can_propagate_from): Allow propagation
9895 (get_prop_source_stmt): Look through pointer conversions.
9897 2008-03-18 Jan Hubicka <jh@suse.cz>
9899 * tree-pretty-print.c: Include predict.h.
9900 (dump_generic_node): Dump predictor.
9901 * tree.h (PREDICT_EXPR_OUTCOME, PREDICT_EXPR_PREDICTION): Update.
9902 * tree-gimple.c (is_gimple_stmt): Add PREDICT_EXPR.
9903 * gimple-low.c (lower_stmt): Likewise.
9904 * expr.c (expand_expr_real): Likewise.
9905 * predict.c (tree_bb_level_predictions): Use PREDICT_EXPRs and remove
9907 (build_predict_expr, build_predict_expr): New.
9908 * predict.h (predictor_name, build_predict_expr): Update.
9909 * c-typeck.c (c_finish_bc_stmt): Add prediction.
9910 * gimplify.c (gimplify_expr): Add PREDICT_EXPR.
9911 * predict.def (PRED_CONTINUE): Update hitrate.
9912 * tree.def (PREDICT_EXPR): Define.
9913 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Mark PREDICT_EXPR;
9914 do not handle BIND_EXPR.
9915 * tree-inline.c (estimate_num_insns_1): PREDICT_EXPR is free.
9916 * tree-cfg.c (verify_gimple_stmt): PREDICT_EXPR is valid.
9917 * tree-ssa-operands.c (get_expr_operands): PREDICT_EXPR takes no
9920 2008-03-18 Michael Matz <matz@suse.de>
9922 * gcov-io.h (__gcov_merge_ior, __gcov_fork): Mark hidden.
9924 2008-03-18 Richard Guenther <rguenther@suse.de>
9926 * tree-gimple.h (is_gimple_invariant_address): Declare.
9927 (is_gimple_constant): Likewise.
9928 * tree-gimple.c (is_gimple_constant): New function.
9929 (is_gimple_invariant_address): Likewise.
9930 (is_gimple_min_invariant): Implement in terms of is_gimple_constant
9931 and is_gimple_invariant_address.
9932 * tree-ssa-loop-niter.c (expand_simple_operations): Revert
9934 * tree-data-ref.c (get_references_in_stmt): A SSA_NAME is not
9935 an addressable base.
9937 2008-03-18 Jakub Jelinek <jakub@redhat.com>
9940 * gimplify.c (gimplify_expr): Gimplify second operand of
9943 2008-03-17 Richard Guenther <rguenther@suse.de>
9945 PR tree-optimization/19637
9946 * fold-const.c (fold_unary): Remove restrictions of removing
9947 intermediate pointer-conversions (P2)(P1)P0.
9948 * tree-ssa-ccp.c (maybe_fold_stmt_addition): Recover from
9949 conversion to void pointer.
9950 (get_maxval_strlen): Handle addresses of the form &(*p)[0].
9952 2008-03-16 James E. Wilson <wilson@tuliptree.org>
9955 * dbxout.c (dbxout_expand_expr, case VAR_DECL): Return NULL for
9956 emulated thread local variables.
9958 2008-03-16 Richard Guenther <rguenther@suse.de>
9961 * tree-ssa-loop-niter.c (expand_simple_operations): Do not
9962 expand TREE_INVARIANT operations that are not gimple invariant.
9964 2008-03-16 Hans-Peter Nilsson <hp@axis.com>
9966 * doc/extend.texi (Alignment): Say that the ABI controls
9967 the __alignof__ for non-strict-alignment targets rather
9968 than being a recommendation.
9970 2008-03-15 Paul Brook <paul@codesourcery.com>
9972 * config/arm/arm.c (arm_unwind_emit): Suppress unused unwinding
9974 (arm_output_fn_unwind): Mark functions that can not be unwound.
9976 2008-03-15 Paul Brook <paul@codesourcery.com>
9978 * config/arm/arm.c (arm_rtx_costs_1): Add costs for ARMv6 value
9979 extension instructions.
9981 2008-03-15 Richard Guenther <rguenther@suse.de>
9983 * tree-ssa-ccp.c (ccp_fold): Also read from constant values
9984 and fold constant aggregate refs.
9985 (fold_const_aggregate_ref): Handle string constants
9986 and constructors in ARRAY_REFs. Handle INDIRECT_REF.
9987 (evaluate_stmt): Simplify now that ccp_fold folds constant
9990 2008-03-15 Paul Brook <paul@codesourcery.com>
9992 * config/arm/arm.md (insv): Use gen_insv_t2 and gen_insv_zero.
9993 (extzv): Use gen_extzv_t2.
9994 (insv_t2, insv_zero, extv, extzv_t2): New patterns.
9996 2008-03-15 Richard Guenther <rguenther@suse.de>
9998 * tree-ssa-ccp.c (get_symbol_constant_value): Export.
9999 (fold_const_aggregate_ref): Likewise.
10000 (get_value): Return NULL if we don't have any values.
10001 (ccp_finalize): Set const_val to NULL after freeing it.
10002 * tree-flow.h (get_symbol_constant_value): Declare.
10003 (fold_const_aggregate_ref): Likewise.
10004 * tree-ssa-sccvn.c (try_to_simplify): Use them.
10006 2008-03-15 Richard Guenther <rguenther@suse.de>
10008 PR middle-end/35593
10009 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make sure
10010 to not produce negative array indices if not allowed. Add
10011 parameter to indicate that.
10012 (maybe_fold_offset_to_component_ref): Allow negative array
10013 indices only for the first member of a structure.
10014 (maybe_fold_offset_to_reference): Allow negative array indices.
10015 (maybe_fold_stmt_addition): Likewise.
10017 2008-03-15 Bjoern Haase <bjoern.m.haase@web.de>
10018 Anatoly Sokolov <aesok@post.ru>
10020 * config/avr/avr.c (avr_arch_types): Add avr6 entry.
10021 (avr_arch): Add ARCH_AVR6.
10022 (avr_mcu_types): Add 'atmega2560' and 'atmega2561' entry.
10023 (initial_elimination_offset): Initialize and use 'avr_pc_size'
10024 instead of fixed value 2.
10025 (print_operand_address): Use gs() asm specifier instead of pm().
10026 (avr_assemble_integer): (Ditto.).
10027 (avr_output_addr_vec_elt): (Ditto.).
10028 (print_operand): Handle "!" code.
10029 * config/avr/avr.h (TARGET_CPU_CPP_BUILTINS): Add
10030 __AVR_3_BYTE_PC__, __AVR_2_BYTE_PC__ and __AVR_HAVE_JMP_CALL__.
10031 (AVR_HAVE_EIJMP_EICALL): Define.
10032 (AVR_3_BYTE_PC): Redefine.
10033 (AVR_2_BYTE_PC): (Ditto.).
10034 (PRINT_OPERAND_PUNCT_VALID_P): Add '!' code.
10035 (LINK_SPEC): Add atmega2560 and atmega2561.
10036 (CRT_BINUTILS_SPEC): Add atmega2560 (crtm2560.o) and atmega2561
10038 * config/avr/avr.md (call_insn): Use eicall instead of icall
10039 for 3 byte PC devices.
10040 (call_value_insn): (Ditto.).
10041 (*tablejump_enh): Use eijmp instead of ijmp for 3 byte PC devices.
10042 (indirect_jump): Use only for for 2 byte PC devices.
10043 (*tablejump): (Ditto.).
10044 (*indirect_jump_avr6): Add insn.
10045 (*tablejump_rjmp): Don't use for 3 byte PC devices.
10046 * config/avr/libgcc.S (__prologue_saves__): Use eijmp
10047 instead of ijmp for 3 byte PC devices.
10048 (__tablejump2__): (Ditto.).
10049 * config/avr/t-avr (MULITLIB_OPTIONS): Add avr6 architecture.
10050 (MULITLIB_DIRNAMES): (Ditto.).
10051 (MULTILIB_MATCHES): Add atmega2560 and atmega2561 to list.
10053 2008-03-15 Uros Bizjak <ubizjak@gmail.com>
10055 * config/i386/mmx.md ("sse2_umulv1siv2di3"): Rename from
10056 "sse2_umulsidi3". Use V1DI mode for operand 0.
10057 ("mmx_psadbw"): Use V1DI mode for operand 0.
10058 * config/i386/i386-modes.def (V1SI): New vector mode.
10059 * config/i386/i386.c (struct builtin_description)
10060 [IX86_BUILTIN_PMULUDQ]: Use CODE_FOR_sse2_umulv1siv1di3.
10061 (v1di_ftype_v8qi_v8qi): Rename from di_ftype_v8qi_v8qi.
10062 (v1di_ftype_v2si_v2si): Rename from di_ftype_v2si_v2si.
10063 (ix86_init_mmx_sse_builtins) [__builtin_ia32_psadbw]: Use
10064 v1di_ftype_v8qi_v8qi type.
10065 [__builtin_ia32_pmuludq]: Use v1di_ftype_v2si_v2si type.
10067 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psadbw,
10068 __builtin_ia32_pmuludq]: Fix the mode of return value.
10070 2008-03-15 Richard Guenther <rguenther@suse.de>
10072 PR middle-end/35595
10073 * tree-ssa-pre.c (bitmap_find_leader): Handle expression
10076 2008-03-14 Bob Wilson <bob.wilson@acm.org>
10078 * doc/invoke.texi (Option Summary, Xtensa Options): Document
10079 -mserialize-volatile and -mno-serialize-volatile Xtensa options.
10080 * config/xtensa/xtensa.c (print_operand): Do not emit MEMW instructions
10081 unless TARGET_SERIALIZE_VOLATILE is enabled.
10082 * config/xtensa/xtensa.md (*lsiu, *ssiu): Likewise.
10083 * config/xtensa/xtensa.h (TARGET_DEFAULT): Add MASK_SERIALIZE_VOLATILE.
10084 * config/xtensa/xtensa.opt (mserialize_volatile): New option.
10086 2008-03-14 Richard Guenther <rguenther@suse.de>
10088 PR tree-optimization/34172
10089 * tree-flow.h (refs_may_alias_p): Declare.
10090 (get_single_def_stmt): Likewise.
10091 (get_single_def_stmt_from_phi): Likewise.
10092 (get_single_def_stmt_with_phi): Likewise.
10093 * tree-dfa.c (refs_may_alias_p): New function.
10094 (get_single_def_stmt): Likewise.
10095 (get_single_def_stmt_from_phi): Likewise.
10096 (get_single_def_stmt_with_phi): Likewise.
10097 * tree-ssa-sccvn.c (get_def_ref_stmt_vuses): New function.
10098 (vn_reference_lookup_1): New helper function.
10099 (vn_reference_lookup): Walk the virtual use-def chain to
10100 continue searching for a match if the def does not alias the
10101 reference we are looking for.
10103 2008-03-14 David Edelsohn <edelsohn@gnu.org>
10105 * doc/install.texi (Binaries): Remove UCLA archive. Add HVCC
10106 archive and Perzl. Update The Written Word listing.
10108 2008-03-14 Richard Guenther <rguenther@suse.de>
10110 PR tree-optimization/34043
10111 PR tree-optimization/33989
10112 * tree-ssa-pre.c (execute_pre): Allow SCCVN to do insertion
10114 (bitmap_find_leader): Use extra argument to verify dominance
10115 relationship inside a basic-block.
10116 (can_PRE_operation): Add VIEW_CONVERT_EXPR.
10117 (find_leader_in_sets): Adjust.
10118 (create_component_ref_by_pieces): Take extra argument for
10119 dominance check, handle lookup failures.
10120 (find_or_generate_expression): Likewise.
10121 (create_expression_by_pieces): Likewise.
10122 (insert_into_preds_of_block): Adjust.
10123 (create_value_expr_from): If asked for, verify all operands
10124 are in the blocks AVAIL_OUT set.
10125 (make_values_for_stmt): Check for SSA_NAMEs that are life
10126 over an abnormal edge.
10127 (compute_avail): Remove such check.
10128 (do_SCCVN_insertion): New function.
10129 (eliminate): If we do not find a leader suitable for replacement
10130 insert a replacement expression from SCCVN if available.
10131 * tree-ssa-sccvn.h (run_scc_vn): Update prototype.
10132 (struct vn_ssa_aux): Add needs_insertion flag.
10133 * tree-ssa-sccvn.c (may_insert): New global flag.
10134 (copy_reference_ops_from_ref): Value-number union member access
10135 based on its size, not type and member if insertion is allowed.
10136 (visit_reference_op_load): For a weak match from union type
10137 punning lookup a view-converted value and insert a SSA_NAME
10138 for that value if that is not found.
10139 (visit_use): Make dumps shorter. Do not disallow value numbering
10140 SSA_NAMEs that are life over an abnormal edge to constants.
10141 (free_scc_vn): Release inserted SSA_NAMEs.
10142 (run_scc_vn): New flag to specify whether insertion is allowed.
10143 Process SSA_NAMEs in forward order.
10144 * tree-ssa-loop-im.c (for_each_index): Handle invariant
10145 ADDR_EXPRs inside VIEW_CONVERT_EXPR.
10146 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPRs from/to
10147 pointer type to/from integral types that do not change the
10148 precision to regular conversions.
10150 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10152 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10153 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10154 __builtin_ia32_psrl?i, __builtin_ia32_psra?i, __builtin_ia32_psll?128,
10155 __builtin_ia32_psrl?128, __builtin_ia32_psra?128]: Fix the mode of
10156 input arguments and the mode of return value. Built-in functions
10157 that operate on whole 64-bit MMX register now use V1DI mode.
10159 2008-03-13 Alon Dayan <alond@il.ibm.com>
10160 Olga Golovanevsky <olga@il.ibm.com>
10162 PR tree-optimization/35041
10163 * ipa-struct-reorg.c (find_pos_in_stmt_1): Add another option
10164 to locate the right position in a statement.
10166 2008-03-13 Uros Bizjak <ubizjak@gmail.com>
10170 * config/i386/xmmintrin.h: Change all static inline functions to
10171 extern inline and add __gnu_inline__ attribute.
10172 * config/i386/bmintrin.h: Ditto.
10173 * config/i386/smmintrin.h: Ditto.
10174 * config/i386/tmmintrin.h: Ditto.
10175 * config/i386/mmintrin-common.h: Ditto.
10176 * config/i386/ammintrin.h: Ditto.
10177 * config/i386/emmintrin.h: Ditto.
10178 * config/i386/pmmintrin.h: Ditto.
10179 * config/i386/mmintrin.h: Ditto.
10180 * config/i386/mm3dnow.h: Ditto.
10182 2008-03-13 Jakub Jelinek <jakub@redhat.com>
10184 PR middle-end/35185
10185 * omp-low.c (lower_regimplify, init_tmp_var, save_tmp_var): Removed.
10186 (lower_omp_2): New function.
10187 (lower_omp_1, lower_omp): Rewritten.
10189 2008-03-13 Danny Smith <dannysmith@users.sourceforge.net>
10192 * doc/extend.texi (Structure-Packing Pragmas): Replace "Win32"
10193 with the phrase "Microsoft Windows compilers".
10194 (Push/Pop Macro Pragmas): New subsection. Document
10195 #pragma push_macro and pragma pop_macro.
10197 2008-03-12 Paul Brook <paul@codesourcery.com>
10199 * config/arm/arm.c (output_move_double): Prefer LDRD to LDM.
10201 2008-03-12 Paul Brook <paul@codesourcery.com>
10203 * config/arm/thumb2.md: Extend peephole to cover 3-arg subs.
10204 (thumb2_alusi3_short): Exclude PLUS and MINUS.
10205 (thumb2_addsi_shortim): Rename ...
10206 (thumb2_addsi_short): ... to this. Allow register operands.
10207 (thumb2_subsi_short): New pattern.
10208 (thumb2_one_cmplsi2_short,
10209 thumb2_negsi2_short): New patterns and peepholes.
10211 2008-03-12 Paul Brook <paul@codesourcery.com>
10213 * config/arm/arm.c (arm_size_rtx_costs): Use ARM costs for Thumb-2.
10215 2008-03-12 Uros Bizjak <ubizjak@gmail.com>
10217 * config/i386/i386.md (int_cond): New code iterator.
10219 ("s<code>"): Macroize expander from seq, sne, sgt, sgtu, slt, sltu,
10220 sge, sgeu, sle and sleu expanders usign int_cond code iterator.
10221 ("s<code>"): Macroize expander from sunordered, sordered, suneq, sunge,
10222 sungt, sunle, sunlt and sltgt expanders usign fp_cond code iterator.
10223 ("b<code>"): Macroize expander from beq, bne, bgt, bgtu, blt, bltu,
10224 bge, bgeu, ble and bleu expanders usign int_cond code iterator.
10225 ("b<code>"): Macroize expander from bunordered, bordered, buneq, bunge,
10226 bungt, bunle, bunlt and bltgt expanders usign fp_cond code iterator.
10228 2008-03-12 Paul Brook <paul@codesourcery.com>
10230 * config/arm/arm.c (use_return_insn): Use offsets->saved_regs_mask
10231 instead of {arm,thumb}_compute_save_reg_mask.
10232 (output_return_instruction): Ditto.
10233 (thumb_unexpanded_epilogue): Ditto.
10234 (thumb1_expand_prologue): Ditto.
10235 (thumb1_output_function_prologue): Ditto.
10236 (arm_set_return_address): Ditto.
10237 (thumb_set_return_address): Ditto.
10238 (arm_get_frame_offsets): Set offsets->saved_regs_mask. Push extra
10239 regs to achieve stack alignment.
10240 (thumb1_compute_save_reg_mask): Fix compiler warning.
10241 (arm_output_epilogue): Use offsets->saved_regs_mask.
10242 Adjust stack pointer by poping call clobered registers.
10243 (arm_expand_prologue): Use offsets->saved_regs_mask.
10244 Adjust stack pointer by pushing extra registers.
10245 * config/arm.h (arm_stack_offsets): Add saved_regs_mask.
10247 2008-03-12 Paolo Bonzini <bonzini@gnu.org>
10250 * fold-const.c (fold_unary) <NOP_EXPR>: Distribute a narrowing
10251 conversion to the operands of a multiplication.
10253 2008-03-12 Richard Guenther <rguenther@suse.de>
10255 * Makefile.in (OBJS-common): Add tree-ssa-phiprop.o
10256 (tree-ssa-phiprop.o): Copy dependencies from tree-ssa-forwprop.o.
10257 * timevar.def (TV_TREE_PHIPROP): Add.
10258 * tree-ssa-phiprop.c: Split from tree-ssa-forwprop.c, added
10259 pass description. Use TV_TREE_PHIPROP.
10260 * tree-ssa-forwprop.c: Remove phiprop code.
10262 2008-03-12 Jakub Jelinek <jakub@redhat.com>
10264 PR middle-end/35549
10265 * omp-low.c (maybe_lookup_decl): Constify first argument.
10266 (use_pointer_for_field): Change last argument from bool to
10267 omp_context *. Disallow shared copy-in/out in nested
10268 parallel if decl is shared in outer parallel too.
10269 (build_outer_var_ref, scan_sharing_clauses,
10270 lower_rec_input_clauses, lower_copyprivate_clauses,
10271 lower_send_clauses, lower_send_shared_vars): Adjust callers.
10273 2008-03-12 Victor Kaplansky <victork@il.ibm.com>
10274 Ira Rosen <irar@il.ibm.com>
10276 * tree-vectorizer.c (free_stmt_vec_info): New function.
10277 (destroy_loop_vec_info): Move code to free_stmt_vec_info().
10278 Call free_stmt_vec_info(). Free LOOP_VINFO_STRIDED_STORES..
10279 * tree-vectorizer.h (free_stmt_vec_info): Declare.
10280 * tree-vect-transform.c (vectorizable_conversion): Free
10281 vec_oprnds0 if it was allocated.
10282 (vect_permute_store_chain): Remove unused VECs.
10283 (vectorizable_store): Free VECs that are allocated in the..
10285 (vect_transform_strided_load, vectorizable_load): Likewise.
10286 (vect_remove_stores): Simplify the code.
10287 (vect_transform_loop): Move code to vect_remove_stores().
10288 Call vect_remove_stores() and free_stmt_vec_info().
10290 2008-03-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10292 * pa.h (TARGET_LONG_PIC_SDIFF_CALL): Conditionalize define on
10293 TARGET_HPUX. Revise comment.
10294 (TARGET_LONG_PIC_PCREL_CALL): Revise comment.
10295 * pa.c (output_call): Update for revised TARGET_LONG_PIC_SDIFF_CALL.
10296 Use sr4 variant of `be' instruction when not generating PIC code.
10297 (attr_length_call): Adjust for above change.
10299 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10301 * ipa-reference.c (static_execute): Remove module_statics_const and
10302 associated setting code.
10304 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10307 * config/i386/i386.md (paritysi2, paritydi2): Use register_operand
10308 predicate for operand 1.
10309 (paritysi2_cmp): Use register_operand predicate for operand 2.
10310 Use earlyclobber modifier for operand 1. Remove support for
10312 (paritydi2_cmp): Use register_operand predicate for operand 3.
10313 Use earlyclobber modifier for operand 1. Remove support for
10316 2008-03-11 Paul Brook <paul@codesourcery.com>
10317 Vladimir Prus <vladimir@codesourcery.com>
10319 * config/arm/arm.c (use_return_insn): Check TARGET_APCS_FRAME.
10320 (arm_compute_save_reg0_reg12_mask): Always
10321 check if register 11 must be saved. Always safe hard frame pointer
10322 when frame_pointer_needeed.
10323 (arm_compute_save_reg_mask): Save IP and PC
10324 only with apcs frames.
10325 (arm_output_epilogue): Adjust Thumb2 codepath to
10326 be also invoked and work for ARM non-apcs frames.
10327 (arm_expand_prologue): Don't bother saving IP
10328 for non-apcs frame, since it's not clobbered by
10329 prologue code. Implement non-apcs frame
10332 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10334 PR rtl-optimization/35281
10335 * expr.c (convert_move): Use a new pseudo for the intermediate
10336 from_mode->word_mode result.
10338 2008-03-11 Paolo Bonzini <bonzini@gnu.org>
10340 * langhooks-def.h (LANG_HOOKS_CLEAR_BINDING_STACK): Delete.
10341 * langhooks.h (struct lang_hooks): Delete clear_binding_stack member.
10342 * toplev.c (compile_file): Don't call it.
10344 2008-03-11 Uros Bizjak <ubizjak@gmail.com>
10346 PR middle-end/35526
10347 * expr.c (store_expr): Call emit_block_move if the mode
10348 of "temp" RTX is BLKmode.
10350 2008-03-11 Andrew Pinski <andrew_pinski@playstation.sony.com>
10351 Richard Guenther <rguenther@suse.de>
10353 PR tree-optimization/31358
10354 * tree-ssa-loop-manip.c (create_iv): Call force_gimple_operand for
10355 the step with a NULL_TREE.
10356 * tree-ssa-loop-ivopts.c (find_bivs): Convert the step
10357 to sizetype if type is a pointer type.
10358 (add_candidate_1): Don't convert the base and step to
10359 the generic type if the orginal type is a pointer type.
10360 (add_iv_value_candidates): Use sizetype for the step
10361 if type is a pointer type.
10362 (cand_value_at): Likewise.
10363 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10365 * tree-affine.c (tree_to_aff_combination <POINTER_PLUS_EXPR>):
10366 Don't convert the tem affine to the type.
10367 (add_elt_to_tree): Use sizetype for the step if a pointer.
10368 Use POINTER_PLUS_EXPR for pointers.
10369 (aff_combination_to_tree): Use sizetype for the step if a
10372 2008-03-10 Vladimir Makarov <vmakarov@redhat.com>
10374 * config/i386/sse.md (ssse3_pmaddubswv8hi3, ssse3_pmaddubswv4hi3):
10375 Remove commutativity hint.
10377 2008-03-10 Jakub Jelinek <jakub@redhat.com>
10381 * c-parser.c (c_parser_omp_threadprivate): Don't add vars with
10382 errorneous type. Check that v is a VAR_DECL.
10384 PR middle-end/35099
10385 * tree-cfg.c (new_label_mapper): Update cfun->last_label_uid.
10387 2008-03-10 H.J. Lu <hongjiu.lu@intel.com>
10389 PR tree-optimization/35494
10390 * tree-ssa-ccp.c (get_symbol_constant_value): Check if value
10391 may be overriden at link and run time.
10393 2008-03-10 Richard Guenther <rguenther@suse.de>
10395 PR tree-optimization/34677
10396 * tree-ssa-pre.c (modify_expr_node_pool): Remove.
10397 (poolify_tree): Likewise.
10398 (modify_expr_template): Likewise.
10399 (poolify_modify_stmt): Likewise.
10400 (insert_fake_stores): Handle all component-ref style stores
10401 in addition to INDIRECT_REF. Also handle complex types.
10402 Do not poolify the inserted load.
10403 (realify_fake_stores): Do not rebuild the tree but only
10404 make it a SSA_NAME copy.
10405 (init_pre): Remove initialzation of modify_expr_template.
10406 Do not allocate modify_expr_node_pool.
10407 (fini_pre): Do not free modify_expr_node_pool.
10409 2008-03-10 Paul Brook <paul@codesourcery.com>
10411 * config/arm/arm.md (UNSPEC_STACK_ALIGN, UNSPEC_PIC_OFFSET): Renumber
10412 to avoid conflicts.
10414 2008-03-10 Paul Brook <paul@codesourcery.com>
10415 Mark Shinwell <shinwell@codesourcery.com>
10417 * config/arm/cortex-r4.md: New.
10418 * config/arm/thumb2.md (divsi3, udivsi3): Annotate with
10420 * config/arm/arm.md: Include cortex-r4.md.
10421 (insn): Add smmls, sdiv and udiv values.
10422 (generic_sched): Don't use generic scheduling for Cortex-R4.
10423 (arm_issue_rate): New function.
10424 (TARGET_SCHED_ISSUE_RATE): Define.
10426 2008-03-10 Sebastian Pop <sebastian.pop@amd.com>
10428 * doc/invoke.texi (-ftree-loop-distribution): Add an example.
10430 2008-03-10 Richard Guenther <rguenther@suse.de>
10432 * tree-ssa-pre.c (get_sccvn_value): Simplify.
10433 (compute_avail): Do not add stmt uses to AVAIL_OUT.
10435 2008-03-10 Paolo Bonzini <bonzini@gnu.org>
10437 * langhooks-def.h (LANG_HOOKS_REDUCE_BIT_FIELD_OPERATIONS):
10438 Set default to true.
10440 2008-03-09 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
10442 * c.opt (Wsynth): Deprecate.
10443 * doc/invoke.texi (Option Summary, Warning Options): Document
10444 -Wno-format-contains-nul.
10446 2008-03-09 Uros Bizjak <ubizjak@gmail.com>
10449 * config/i386/i386.c (ix86_constant_alignment): Compute alignment using
10450 ALIGN_MODE_128 for VECTOR_CST and INTEGER_CST in addition to REAL_CST.
10452 2008-03-09 Ira Rosen <irar@il.ibm.com>
10454 * config/rs6000/rs6000.c (builtin_description): Rename vector
10455 left shift operations.
10456 * config/rs6000/altivec.md (UNSPEC_VSL): Remove.
10457 (altivec_vsl<VI_char>): Rename to ...
10458 (ashl<mode>3): ... new name.
10459 (mulv4sf3, mulv4si3, negv4sf2): Replace gen_altivec_vslw with
10461 (absv4sf2): Convert to use ashift:V4SI instead of UNSPEC_VSL.
10463 2008-03-08 Richard Guenther <rguenther@suse.de>
10465 * coverage.h (tree_coverage_counter_addr): Declare.
10466 * coverage.c (tree_coverage_counter_addr): New function.
10467 * tree-profile.c (tree_gen_edge_profiler): Unshare counter
10468 before using again.
10469 (tree_gen_pow2_profiler): Use tree_coverage_counter_addr.
10470 (tree_gen_one_value_profiler): Likewise.
10471 (tree_gen_ic_profiler): Likewise.
10472 (tree_gen_average_profiler): Likewise.
10473 (tree_gen_ior_profiler): Likewise.
10475 2008-03-08 Richard Guenther <rguenther@suse.de>
10477 * tree-ssa-sccvn.h (vn_binary_op_lookup): Remove.
10478 (vn_binary_op_insert): Likewise.
10479 (vn_unary_op_lookup): Likewise.
10480 (vn_unary_op_insert): Likewise.
10481 (vn_nary_op_lookup): Declare.
10482 (vn_nary_op_insert): Likewise.
10483 * tree-ssa-sccvn.c (struct vn_tables_s): Merge unary
10484 and binary hashes, use a single obstack for unary_op_pool
10485 and binary_op_pool.
10486 (struct vn_binary_op_s, struct vn_unary_op_s): Replace with
10487 a single struct vn_nary_op_s. Store tree code length and
10488 a variable number of operands.
10489 (struct vn_reference_op_struct): Remove unused op2.
10490 (vn_reference_op_eq): Do not compare op2.
10491 (vn_reference_op_compute_hash): Do not compute hash of op2.
10492 (vn_unary_op_hash, vn_binary_op_hash): Replace with vn_nary_op_hash.
10493 (vn_unary_op_compute_hash, vn_binary_op_compute_hash): Replace
10494 with vn_nary_op_compute_hash.
10495 (vn_unary_op_eq, vn_binary_op_eq): Replace with vn_nary_op_eq.
10496 (vn_unary_op_lookup, vn_binary_op_lookup): Replace with
10498 (vn_unary_op_insert, vn_binary_op_insert): Replace with
10500 (visit_unary_op): Call nary functions.
10501 (visit_binary_op): Likewise.
10502 (process_scc): Adjust for struct vn_tables_s changes.
10503 (allocate_vn_table): Likewise.
10504 (free_vn_table): Likewise.
10505 * tree-vn.c (vn_add): Call nary functions.
10506 (vn_lookup): Likewise.
10508 2008-03-08 Jakub Jelinek <jakub@redhat.com>
10511 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): Shift
10512 wdst back after sync_compare_and_swapqhi_internal.
10514 2008-03-08 Uros Bizjak <ubizjak@gmail.com>
10517 * config/i386/i386-modes.def (V1DI): New vector mode.
10518 * config/i386/i386.h (VALID_MMX_REG_MODE): Add V1DImode.
10519 * config/i386/mmx.md (MMXMODEI8): New mode iterator.
10520 (MMXMODE248): Ditto.
10521 (MMXMODE): Add V1DI mode.
10522 (mmxvecsize): Change DI mode to V1DI mode.
10523 ("mov<mode>): Use MMXMODEI8 mode iterator.
10524 ("*mov<mode>_internal_rex64"): Ditto.
10525 ("*mov<mode>_internal"): Ditto.
10526 ("mmx_add<mode>3"): Ditto. Handle V1DImode for TARGET_SSE2.
10527 ("mmx_sub<mode>3"): Ditto.
10528 ("mmx_adddi3"): Remove insn pattern.
10529 ("mmx_subdi3"): Ditto.
10530 ("mmx_ashr<mode>3"): Use SImode and "yN" constraint for operand 2.
10531 ("mmx_lshr<mode>3"): Ditto. Use MMXMODE248 mode iterator.
10532 ("mmx_ashl<mode>3"): Ditto.
10533 ("mmx_lshrdi3"): Remove insn pattern.
10534 ("mmx_ashldi3"): Ditto.
10535 * config/i386/i386.c (classify_argument): Handle V1DImode.
10536 (function_arg_advance_32): Ditto.
10537 (function_arg_32): Ditto.
10538 (struct builtin_description) [IX86_BUILTIN_PADDQ]: Use
10539 mmx_addv1di3 insn pattern.
10540 [IX86_BUILTIN_PSUBQ]: Use mmx_subv1di3 insn pattern.
10541 [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?, IX86_BUILTIN_PSRA?,
10542 IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I, IX86_BUILTIN_PSRA?I,
10543 IX86_BUILTIN_PSLL?I128, IX86_BUILTIN_PSRL?I128, IX86_BUILTIN_PSRA?I128]:
10544 Remove definitions of built-in functions.
10545 (V1DI_type_node): New node.
10546 (v1di_ftype_v1di_int): Ditto.
10547 (v1di_ftype_v1di_v1di): Ditto.
10548 (v2si_ftype_v2si_si): Ditto.
10549 (v4hi_ftype_v4hi_di): Remove node.
10550 (v2si_ftype_v2si_di): Ditto.
10551 (ix86_init_mmx_sse_builtins): Handle V1DImode.
10552 (__builtin_ia32_psll?, __builtin_ia32_psrl?, __builtin_ia32_psra?):
10553 Redefine builtins using def_builtin_const with *_ftype_*_int node.
10554 (__builtin_ia32_psll?i, __builtin_ia32_psrl?i, __builtin_ia32_psra?i):
10555 Add new builtins using def_builtin_const.
10556 (ix86_expand_builtin) [IX86_BUILTIN_PSLL?, IX86_BUILTIN_PSRL?,
10557 IX86_BUILTIN_PSRA?, IX86_BUILTIN_PSLL?I, IX86_BUILTIN_PSRL?I,
10558 IX86_BUILTIN_PSRA?I]: Handle builtin definitions.
10559 * config/i386/mmintrin.h (__v1di): New typedef.
10560 (_mm_add_si64): Cast arguments to __v1di type.
10561 (_mm_sub_si64): Ditto.
10562 (_mm_sll_pi16): Cast __count to __v4hi type.
10563 (_mm_sll_pi32): Cast __count to __v2si type.
10564 (_mm_sll_si64): Cast arguments to __v1di type.
10565 (_mm_srl_pi16): Cast __count to __v4hi type.
10566 (_mm_srl_pi32): Cast __count to __v2si type.
10567 (_mm_srl_si64): Cast arguments to __v1di type.
10568 (_mm_sra_pi16): Cast __count to __v4hi type.
10569 (_mm_sra_pi32): Cast __count to __v2si type.
10570 (_mm_slli_pi16): Use __builtin_ia32_psllwi.
10571 (_mm_slli_pi32): Use __builtin_ia32_pslldi.
10572 (_mm_slli_si64): Use __builtin_ia32_psllqi. Cast __m to __v1di type.
10573 (_mm_srli_pi16): Use __builtin_ia32_psrlwi.
10574 (_mm_srli_pi32): Use __builtin_ia32_psrldi.
10575 (_mm_srli_si64): Use __builtin_ia32_psrlqi. Cast __m to __v1di type.
10576 (_mm_srai_pi16): Use __builtin_ia32_psrawi.
10577 (_mm_srai_pi32): Use __builtin_ia32_psradi.
10578 * config/i386/i386.md (UNSPEC_NOP): Remove unspec definition.
10579 * doc/extend.texi (X86 Built-in Functions) [__builtin_ia32_psll?,
10580 __builtin_ia32_psrl?, __builtin_ia32_psra?, __builtin_ia32_psll?i,
10581 __builtin_ia32_psrl?i, __builtin_ia32_psra?i]: Add new builtins.
10583 2008-03-07 Joseph Myers <joseph@codesourcery.com>
10585 * doc/include/texinfo.tex: Update to version 2008-03-07.10.
10587 2008-03-07 Peter Bergner <bergner@vnet.ibm.com>
10590 * config/rs6000/rs6000.c (rs6000_legitimize_address): Don't generate
10591 reg+const addressing for Altivec modes. Don't generate reg+reg
10592 addressing for TFmode or TDmode quantities.
10594 2008-03-07 Paolo Bonzini <bonzini@gnu.org>
10596 * c-common.c (vector_types_convertible_p): Call langhook
10597 instead of comptypes.
10599 2008-03-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
10602 * tree-ssa-ccp.c (get_symbol_constant_value): Handle
10603 integral and scalar float variables which have a
10606 2008-03-06 Nathan Froyd <froydnj@codesourcery.com>
10608 * dwarf2out.c (dwarf2out_frame_debug_expr): Consult the
10609 dwarf_register_span hook when emitting unwind information for
10610 register-to-memory saves.
10611 * config/rs6000/rs6000.c (spe_synthesize_frame): Delete.
10612 (rs6000_frame_related): Remove call to spe_synthesize_frame.
10614 2008-03-06 Jakub Jelinek <jakub@redhat.com>
10616 * gimplify.c (goa_lhs_expr_p): Allow different ADDR_EXPR nodes
10617 for the same VAR_DECL.
10619 2008-03-06 Tom Tromey <tromey@redhat.com>
10621 * treelang: Delete.
10622 * doc/standards.texi (Standards): Don't mention treelang.
10623 * doc/invoke.texi (Overall Options): Don't mention treelang.
10624 * doc/install.texi (Prerequisites): Don't mention bison or
10626 (Configuration): Don't mention treelang.
10627 (Building): Likewise.
10628 * doc/frontends.texi (G++ and GCC): Don't mention treelang.
10630 2008-03-06 Paolo Bonzini <bonzini@gnu.org>
10632 * simplify-rtx.c (simplify_subreg): Remove useless shifts from
10633 word-extractions out of a multi-word object.
10635 2008-03-06 Richard Guenther <rguenther@suse.de>
10637 * tree.def (BIT_FIELD_REF): Constrain result type and its precision.
10638 * tree-cfg.c (verify_expr): Verify BIT_FIELD_REF constraints on
10639 result type and precision.
10640 * expr.c (get_inner_reference): Set unsignedp based on the result
10641 type of BIT_FIELD_REF.
10642 * tree.h (BIT_FIELD_REF_UNSIGNED): Remove.
10643 * tree-sra.c (instantiate_element): Do not set BIT_FIELD_REF_UNSIGNED.
10644 (try_instantiate_multiple_fields): Likewise. Use the correct type
10646 (sra_build_assignment): Likewise.
10647 (sra_build_elt_assignment): Likewise.
10648 (sra_explode_bitfield_assignment): Likewise.
10649 * print-tree.c (print_node): Do not check BIT_FIELD_REF_UNSIGNED.
10650 * tree-vect-transform.c (vect_create_epilog_for_reduction): Do not
10651 set BIT_FIELD_REF_UNSIGNED.
10652 (vectorizable_load): Likewise.
10654 2008-03-06 Andreas Krebbel <krebbel1@de.ibm.com>
10656 * cse.c (cse_extended_basic_block): Invalidate artificial defs
10659 2008-03-06 Richard Guenther <rguenther@suse.de>
10661 * alias.c (struct alias_set_entry): Move has_zero_child field
10662 to pack with alias_set.
10664 2008-03-05 H.J. Lu <hongjiu.lu@intel.com>
10666 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
10669 2008-03-05 Ian Lance Taylor <iant@google.com>
10671 * alias.h (alias_set_type): Change from HOST_WIDE_INT to int.
10673 2008-03-05 Kenneth Zadeck <zadeck@naturalbridge.com>
10675 * fwprop.c (update_df): Support width and offset parameters of
10677 * ra-conflict.c (mark_reg_store, clear_reg_in_live,
10678 global_conflicts): Change DF_REF_EXTRACT to either
10679 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10680 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10681 * df-scan.c (df_ref_record, df_defs_record,
10682 df_ref_create_structure, df_def_record_1, df_uses_record,
10683 df_get_conditional_uses, df_get_call_refs, df_insn_refs_collect,
10684 df_bb_refs_collect, df_entry_block_defs_collect,
10685 df_exit_block_uses_collect): Support new width and offset fields.
10686 (ref_extract_pool): New storage pool.
10687 (df_free_ref): New function.
10688 (df_reg_chain_unlink, df_free_collection_rec,
10689 df_sort_and_compress_refs): Call df_free_ref.
10690 (df_ref_equal_p, df_ref_compare): Compare offset and width fields
10692 (df_ref_create_structure): Allocate df_ref_extract if offset and
10693 width fields are used.
10694 (df_def_record_1): Get offset and width from ZERO_EXTRACT.
10695 (df_uses_record): Get offset and width from ZERO_EXTRACT
10697 * global.c (build_insn_chain): Change DF_REF_EXTRACT to either
10698 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10699 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10700 * df.h (df_ref_flags): Change DF_REF_EXTRACT to either
10701 DF_REF_ZERO_EXTRACT or DF_REF_SIGN_EXTRACT. Change
10702 DF_REF_STRICT_LOWER_PART to DF_REF_STRICT_LOW_PART.
10703 (df_ref_extract): New structure.
10704 (DF_REF_WIDTH, DF_REF_OFFSET): New macros.
10705 (df_ref_create): Add width and offset parameters.
10707 2008-03-05 Richard Guenther <rguenther@suse.de>
10709 * tree-ssa-structalias.c (get_constraint_for_component_ref):
10710 Use ranges_overlap_p.
10711 (offset_overlaps_with_access): Rename
10712 to ranges_overlap_p and move ...
10713 * tree-flow-inline.h (ranges_overlap_p): ... here.
10715 * tree.h (get_inner_reference, handled_component_p): Update
10718 * tree.h (record_component_aliases, get_alias_set,
10719 alias_sets_conflict_p, alias_sets_must_conflict_p,
10720 objects_must_conflict_p): Move declarations ...
10721 * alias.h (record_component_aliases, get_alias_set,
10722 alias_sets_conflict_p, alias_sets_must_conflict_p,
10723 objects_must_conflict_p): ... here.
10724 Include coretypes.h.
10725 * Makefile.in (ALIAS_H): Add coretypes.h dependency.
10727 2008-03-05 Aldy Hernandez <aldyh@redhat.com>
10729 * cfg.c: Include tree-flow.h.
10730 (remove_edge_raw): Call redirect_edge_var_map_clear.
10731 (redirect_edge_succ_nodup): Call redirect_edge_var_map_dup.
10732 * tree-flow-inline.h (redirect_edge_var_map_def): New.
10733 (redirect_edge_var_map_result): New.
10734 * tree-cfgcleanup.c (remove_forwarder_block_with_phi): Replace
10735 PENDING_STMT use with redirect_edge_var_map_*.
10736 * tree-ssa.c (edge_var_maps): New definition.
10737 (redirect_edge_var_map_add): New.
10738 (redirect_edge_var_map_clear): New.
10739 (redirect_edge_var_map_dup): New.
10740 (redirect_edge_var_map_vector): New.
10741 (redirect_edge_var_map_destroy): New.
10742 (ssa_redirect_edge): Replace PENDING_STMT use with
10743 redirect_edge_var_map_*.
10744 (flush_pending_stmts): Same.
10745 (delete_tree_ssa): Destroy edge var map.
10746 * tree-flow.h (struct _edge_var_map): New.
10747 Define edge_var_map vector type.
10748 Declare redirect_edge_var_map_* prototypes.
10749 * Makefile.in (cfg.o): Depend on TREE_FLOW_H.
10750 * tree-cfg.c (reinstall_phi_args): Replace
10751 PENDING_STMT use with redirect_edge_var_map_*.
10753 2008-03-05 Richard Guenther <rguenther@suse.de>
10755 PR tree-optimization/35472
10756 * tree-ssa-dse.c (dse_optimize_stmt): Do not delete a store
10757 whose single use_stmt has a overlapping set of loaded and
10758 stored symbols as that use_stmt might be a noop assignment then.
10760 2008-03-05 Joel Sherrill <joel.sherrill@oarcorp.com>
10762 * gthr-rtems.h: Implement __gthread_mutex_destroy.
10764 2008-03-05 Richard Guenther <rguenther@suse.de>
10767 * tree.def (BIT_FIELD_REF): Document that operands 1 and 2
10768 should be constants.
10769 * tree-cfg.c (verify_expr): Verify it.
10770 * fold-const.c (fold_truthop): Remove code generating
10771 BIT_FIELD_REFs of structure bases.
10772 (fold_binary): Likewise.
10773 (fold_ternary): Position and size of BIT_FIELD_REFs are
10774 always host integers.
10775 (make_bit_field_ref): Remove.
10776 (optimize_bit_field_compare): Remove.
10777 (all_ones_mask_p): Remove.
10779 2008-03-05 Gabor Loki <loki@gcc.gnu.org>
10782 * rtl-factoring.c (clear_regs_live_in_seq): Fix backward steps.
10783 (split_block_and_df_analyze): New. Split basic block and rebuild
10785 (block_label_after): Use SPLIT_BLOCK_AND_DF_ANALYZE instead of
10787 (split_pattern_seq): Likewise.
10788 (erase_matching_seqs): Likewise.
10789 (split_pattern_seq): Skip return insn in case of REG_NORETURN note.
10791 2008-03-04 Geoff Keating <geoffk@apple.com>
10793 * fold-const.c (tree_single_nonnegative_warnv_p): Fix mixed
10794 declaration and code.
10795 (tree_invalid_nonnegative_warnv_p): Likewise.
10797 2008-03-05 Serge Belyshev <belyshev@depni.sinp.msu.ru>
10799 * doc/install.texi (Testing): Correct quoting for the RUNTESTFLAGS
10800 examples. Truncate option-names then causing overfull hbox.
10802 2008-03-04 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10805 * configure.ac (CONFIG_SJLJ_EXCEPTIONS): Force SJLJ exceptions
10807 * configure: Rebuilt.
10809 2008-03-04 Rafael Espindola <espindola@google.com>
10811 * fold-const.c (tree_simple_nonnegative_warnv_p): New.
10812 (tree_unary_nonnegative_warnv_p): New.
10813 (tree_binary_nonnegative_warnv_p): New.
10814 (tree_single_nonnegative_warnv_p): New.
10815 (tree_invalid_nonnegative_warnv_p): New.
10816 (tree_expr_nonnegative_warnv_p): Redefine in term of the new functions.
10818 2008-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10821 * opts.c (handle_option): Postpone 'unknown option' errors only for
10824 2008-03-04 H.J. Lu <hongjiu.lu@intel.com>
10827 * config/i386/smmintrin.h (SIDD_XXX): Renamed to ...
10830 2008-03-04 Rafael Espindola <espindola@google.com>
10832 * fold-const.c (tree_unary_nonzero_warnv_p): New.
10833 (tree_binary_nonzero_warnv_p): New.
10834 (tree_single_nonzero_warnv_p): New.
10835 (tree_expr_nonzero_warnv_p): Redefine using the new functions.
10837 2008-03-04 Uros Bizjak <ubizjak@gmail.com>
10839 PR middle-end/35456
10840 * fold-const.c (fold_cond_expr_with_comparison): Prevent
10841 transformations for modes that have signed zeros.
10842 * ifcvt.c (noce_try_abs): Ditto.
10844 2008-03-04 Joseph Myers <joseph@codesourcery.com>
10846 * config/i386/i386.c (override_options): Force
10847 -maccumulate-outgoing-args on if TARGET_STACK_PROBE.
10849 2008-03-04 Jan Hubicka <jh@suse.cz>
10852 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Fix typo
10855 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10857 * config/i386/i386.md (allocate_stack_worker_32): Use __chkstk
10858 label to probe the stack.
10860 2008-03-04 Danny Smith <dannysmith@users.sourceforge.net>
10862 * gthr-win32.h [__GTHREAD_HIDE_WIN32API]
10863 (__gthr_win32_mutex_destroy): Declare.
10864 [__GTHREAD_HIDE_WIN32API] (__gthread_mutex_destroy): Use
10865 __gthr_win32_mutex_destroy.
10866 * config/i386/gthr-win32.c (__gthr_win32_mutex_destroy): Define.
10868 2008-03-03 Jan Hubicka <jh@suse.cz>
10871 * ipa-inline.c (cgraph_decide_inlining_of_small_function): Be more
10872 aggressive on inlining cold calls.
10874 2008-03-03 Richard Guenther <rguenther@suse.de>
10876 * tree-ssa-sccvn.c (visit_reference_op_store): Do not insert
10877 struct copies into the expression table.
10878 (simplify_unary_expression): Handle VIEW_CONVERT_EXPR.
10879 (try_to_simplify): Likewise.
10880 * fold-const.c (fold_unary): Fold VIEW_CONVERT_EXPR of
10881 integral and pointer arguments which do not change the
10882 precision to NOP_EXPRs.
10883 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Adjust
10884 VIEW_CONVERT_EXPR case.
10886 2008-03-02 Sebastian Pop <sebastian.pop@amd.com>
10888 * tree-scalar-evolution.c (instantiate_parameters_1): An SSA_NAME
10889 defined in a loop at depth 0 is invariant.
10890 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10891 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Should never
10892 be called at loop depth 0.
10894 2008-03-02 Jakub Jelinek <jakub@redhat.com>
10897 * gcc.c (process_command): Update copyright notice dates.
10898 * gcov.c (print_version): Likewise.
10899 * gcov-dump.c (print_version): Likewise.
10900 * mips-tfile.c (main): Likewise.
10901 * mips-tdump.c (main): Likewise.
10903 2008-03-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
10906 * c-common.c (flag_permissive): Delete.
10907 (constant_expression_warnings): Check flags first.
10908 (constant_expression_error): New.
10909 * c-common.h (flag_permissive): Delete.
10910 (constant_expression_error): Declare.
10911 * flags.h (flag_permissive): Declare. Update description.
10912 * diagnostic.c (pedwarn): Update.
10914 * diagnostic.h: (pedantic_error_kind): Rename as pedantic_warning_kind.
10915 (permissive_error_kind): New.
10916 * toplev.c (flag_permissive): Define. Update description.
10917 * toplev.h (permissive_error_kind): Declare.
10918 * c-errors.c (pedwarn_c99): Use pedantic_warning_kind.
10919 (pedwarn_c90): Use pedantic_warning_kind.
10920 * c-opts.c (c_common_post_options): flag_permissive does not affect
10921 flag_pedantic_errors.
10923 2008-03-02 Joseph Myers <joseph@codesourcery.com>
10925 * libgcc2.c (__addvSI3, __addvsi3, __addvDI3, __subvSI3,
10926 __subvsi3, __subvDI3, __negvSI2, __negvsi2, __negvDI2, __absvSI2,
10927 __absvsi2, __absvDI2): Use unsigned arithmetic.
10929 2008-03-02 Andi Kleen <ak@suse.de>
10930 Richard Guenther <rguenther@suse.de>
10932 * struct-equiv.c: Remove file.
10933 * cfg_cleanup.c (condjump_equiv_p): Remove.
10934 * Makefile.in (OBJS-common): Remove struct-equiv.o.
10935 (struct-equiv.o): Remove rule.
10936 * basic-block.h (struct_equiv_checkpoint, STRUCT_EQUIV_*,
10937 insns_match_p, struct_equiv_block_eq, struct_equiv_init,
10938 rtx_equiv_p, condjump_equiv_p): Remove prototypes.
10940 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10942 * ifcvt.c (noce_process_if_block): Try to handle only the then
10943 block if the else block exists but isn't suitable.
10945 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10948 * gthr-posix.h (__gthread_mutex_destroy): Remove extra declarations.
10949 * gthr-posix95.h (__gthread_mutex_destroy): Likewise. Note this fixes
10950 regression from previous patch.
10952 2008-03-01 Janne Blomqvist <jb@gcc.gnu.org>
10955 * gthr.h: Add __gthread_mutex_destroy as a function that must be
10957 * gthr-vxworks.h (__gthread_mutex_destroy): Null implementation.
10958 * gthr-single.h (__gthread_mutex_destroy): Likewise.
10959 * gthr-rtems.h (__gthread_mutex_destroy): Likewise.
10960 * gthr-mipssde.h (__gthread_mutex_destroy): Likewise.
10961 * gthr-nks.h (__gthread_mutex_destroy): Likewise.
10962 * gthr-solaris.h (__gthread_mutex_destroy): Call mutex_destroy.
10963 * gthr-win32.h (__GTHREAD_MUTEX_DESTROY_FUNCTION): Remove.
10964 (__gthread_mutex_destroy_function): Rename to
10965 __gthread_mutex_destroy.
10966 * gthr-dce.h (__gthread_mutex_destroy): Call
10967 pthread_mutex_destroy.
10968 * gthr-tpf.h (__gthread_mutex_destroy): Likewise.
10969 * gthr-posix.h (__gthread_mutex_destroy): Likewise.
10970 * gthr-posix95.h (__gthread_mutex_destroy): Likewise.
10972 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10974 * df-scan.c (df_ref_chain_change_bb): Simplify.
10975 (df_insn_change_bb): Add new_bb argument. Simplify. Call
10976 set_block_for_insn if there's any change.
10977 * df.h ((df_insn_change_bb): Fix prototype.
10978 * cfgrtl.c (update_bb_for_insn_chain): Pass bb to
10979 df_insn_change_bb, don't call set_block_for_insn.
10980 * emit-rtl.c (reorder_insns): Likewise.
10981 * haifa-sched.c (move_insn): Likewise.
10983 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10985 * rtlanal.c (loc_mentioned_in_p): Test XVECEXPs correctly.
10987 2008-03-01 Alexandre Oliva <aoliva@redhat.com>
10989 * tree-flow-inline.h (next_readonly_imm_use): Return
10990 NULL_USE_OPERAND_P after the end.
10992 2008-03-01 Richard Guenther <rguenther@suse.de>
10994 PR tree-optimization/35411
10995 * tree-sra.c (sra_build_assignment): Split conversion to
10996 final type to a separate statement if we are not assigning
10999 2008-02-29 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11001 * fold-const.c (fold_convertible_p): Correct the logic to follow
11002 that in fold_convert().
11004 2008-02-29 Douglas Gregor <doug.gregor@gmail.com>
11007 * tree-inline.c (build_duplicate_type): When we make a
11008 duplicate type, make it unique in the canonical types system.
11010 2008-02-29 Tom Tromey <tromey@redhat.com>
11012 * toplev.c (input_file_stack, input_file_stack_tick, fs_p,
11013 input_file_stack_history, input_file_stack_restored): Remove.
11014 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11015 * input.h (struct file_stack): Remove.
11016 (push_srcloc, pop_srcloc, restore_input_file_stack): Likewise.
11017 (input_file_stack, input_file_stack_tick, INPUT_FILE_STACK_BITS):
11019 * diagnostic.h (struct diagnostic_context) <last_module>: Change
11021 (diagnostic_last_module_changed): Add 'map' argument.
11022 (diagnostic_set_last_function): Likewise.
11023 * diagnostic.c (undiagnostic_report_current_module): Iterate using
11024 line map, not input_file_stack.
11025 * c-lex.c (fe_file_change): Don't use push_srcloc or pop_srcloc.
11027 2008-02-29 Paul Brook <paul@codesourcery.com>
11029 * config/arm/arm.md (arm_addsi3): Add r/k/n alternative.
11031 2008-02-29 Paul Brook <paul@codesourcery.com>
11033 * config/arm/ieee754-df.S (muldf3): Use RET macros.
11035 2008-02-29 Richard Guenther <rguenther@suse.de>
11037 * tree-ssa-pre.c (get_sccvn_value): Create missing VNs via
11039 * tree-ssa-sccnv.c (visit_reference_op_store): Use the rhs
11040 value for comparing for a store match.
11041 (simplify_unary_expression): Do nothing for SSA_NAMEs.
11042 (try_to_simplify): Do not do a full-blown reference lookup.
11044 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11046 * config/sh/sh.c (sh_scalar_mode_supported_p): New function.
11047 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
11049 * config/sh/sh.h (OVERRIDE_OPTIONS): Don't warn for profiling.
11051 2008-02-29 Sebastian Pop <sebastian.pop@amd.com>
11053 * tree-loop-linear.c (try_interchange_loops): Compare memory access
11054 strides against cache sizes.
11056 2008-02-29 Kaz Kojima <kkojima@gcc.gnu.org>
11058 * config/sh/sh.c (sh_secondary_reload): Handle loading a float
11061 2008-02-28 Richard Sandiford <rsandifo@nildram.co.uk>
11063 * simplify-rtx.c (simplify_unary_operation_1): Extend the handling
11064 of SUBREG_PROMOTED_VAR_P to cope with cases where the extended value
11065 is smaller than the original promoted value.
11066 (simplify_subreg): If OP is a SUBREG, try to preserve its
11067 SUBREG_PROMOTED_VAR_P information.
11069 2008-02-28 Steven Bosscher <stevenb.gcc@gmail.com>
11071 * tree-ssa-sccvn (vn_ssa_aux_obstack): New obstack.
11072 (VN_INFO_GET): Allocate new objects on the obstack.
11073 (init_scc_vn): Initialize the obstack. Use XDELETE instead of free
11074 for rpo_numbers_temp, for consistency.
11075 (free_scc_vn): Free the obstack.
11077 2008-02-28 Sebastian Pop <sebastian.pop@amd.com>
11079 * doc/invoke.texi: Document -ftree-loop-distribution.
11080 * tree-loop-distribution.c: New.
11081 * tree-pass.h (pass_loop_distribution): New.
11082 * graphds.h (struct graph): Add htab_t indices.
11083 * timevar.def (TV_TREE_LOOP_DISTRIBUTION): New.
11084 * tree-vectorizer.c (rename_variables_in_loop): Extern.
11085 (slpeel_tree_duplicate_loop_to_edge_cfg): Init PENDING_STMT to NULL.
11086 * tree-vectorizer.h (tree_duplicate_loop_on_edge): Declared.
11087 * tree-data-ref.c (debug_data_dependence_relations): New.
11088 (dump_data_dependence_relation): Also print data references.
11089 (free_data_ref): Extern.
11090 (same_access_functions): Moved...
11091 (find_vertex_for_stmt): Renamed rdg_vertex_for_stmt.
11092 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11093 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg_1, dot_rdg,
11094 struct rdg_vertex_info, rdg_vertex_for_stmt): New.
11095 (create_rdg_edge_for_ddr, create_rdg_vertices): Cleaned up.
11096 (stmts_from_loop): Skip LABEL_EXPR.
11097 (hash_stmt_vertex_info, eq_stmt_vertex_info, hash_stmt_vertex_del):
11099 (build_rdg): Initialize rdg->indices htab.
11100 (free_rdg, stores_from_loop, ref_base_address,
11101 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses,
11102 have_similar_memory_accesses_1, ref_base_address_1,
11103 remove_similar_memory_refs): New.
11104 * tree-data-ref.h: Depend on tree-chrec.h.
11105 (debug_data_dependence_relations, free_data_ref): Declared.
11106 (same_access_functions): ... here.
11107 (ddr_is_anti_dependent, ddrs_have_anti_deps, ddr_dependence_level):
11109 (struct rdg_vertex): Add has_mem_write and has_mem_reads.
11110 (RDGV_HAS_MEM_WRITE, RDGV_HAS_MEM_READS, RDG_STMT,
11111 RDG_MEM_WRITE_STMT, RDG_MEM_READS_STMT): New.
11112 (dump_rdg_vertex, debug_rdg_vertex, dump_rdg_component,
11113 debug_rdg_component, dump_rdg, debug_rdg, dot_rdg,
11114 rdg_vertex_for_stmt): Declared.
11115 (struct rdg_edge): Add level.
11117 (free_rdg, stores_from_loop, remove_similar_memory_refs,
11118 rdg_defs_used_in_other_loops_p, have_similar_memory_accesses):
11120 (rdg_has_similar_memory_accesses): New.
11121 * tree-vect-analyze.c: Remove unused static decls.
11122 * lambda.h (dependence_level): New.
11123 * common.opt (ftree-loop-distribution): New.
11124 * tree-flow.h (mark_virtual_ops_in_bb,
11125 slpeel_tree_duplicate_loop_to_edge_cfg,
11126 rename_variables_in_loop): Declared.
11127 * Makefile.in (TREE_DATA_REF_H): Depend on tree-chrec.h.
11128 (OBJS-common): Add tree-loop-distribution.o.
11129 (tree-loop-distribution.o): New rule.
11130 * tree-cfg.c (mark_virtual_ops_in_bb): New.
11131 (mark_virtual_ops_in_region): Use mark_virtual_ops_in_bb.
11132 * passes.c (init_optimization_passes): Schedule pass_loop_distribution.
11134 2008-02-28 Joseph Myers <joseph@codesourcery.com>
11137 * tree.c (handle_dll_attribute): Disallow TYPE_DECLs for types
11138 other than structures and unions.
11140 2008-02-28 Richard Guenther <rguenther@suse.de>
11143 2008-02-26 Richard Guenther <rguenther@suse.de>
11145 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11146 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11147 (lookup_decl_from_uid): Declare.
11148 (remove_decl_from_map): Likewise.
11149 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11150 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11151 (decl_for_uid_map): New global hashtable mapping DECL_UID
11153 (init_ttree): Allocate it.
11154 (insert_decl_to_uid_decl_map): New helper function.
11155 (make_node_stat): Insert new decls into the map.
11156 (copy_node_stat): Likewise.
11157 (lookup_decl_from_uid): New function.
11158 (remove_decl_from_map): Likewise.
11159 (print_decl_for_uid_map_statistics): New helper.
11160 (dump_tree_statistics): Call it.
11162 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11163 (referenced_var_iterator): Adjust.
11164 (FOR_EACH_REFERENCED_VAR): Adjust.
11165 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11166 (num_referenced_vars): Adjust.
11167 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11168 (first_referenced_var): Remove.
11169 (end_referenced_vars_p): Likewise.
11170 (next_referenced_var): Likewise.
11171 (referenced_var_iterator_set): New helper function.
11172 * tree-dfa.c (referenced_var_lookup): Adjust.
11173 (referenced_var_check_and_insert): Likewise.
11174 (remove_referenced_var): Likewise.
11175 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11176 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11177 (verify_call_clobbering): Likewise.
11178 (verify_memory_partitions): Likewise.
11179 (init_tree_ssa): Allocate bitmap instead of hashtable for
11181 (delete_tree_ssa): Adjust.
11182 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11183 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11184 (compute_tag_properties): Likewise.
11185 (set_initial_properties): Likewise.
11186 (find_partition_for): Likewise.
11187 (update_reference_counts): Likewise.
11188 (dump_may_aliases_for): Likewise.
11189 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11190 (add_call_clobber_ops): Likewise.
11191 (add_call_read_ops): Likewise.
11192 (get_asm_expr_operands): Likewise.
11193 * tree-into-ssa.c (dump_decl_set): Likewise.
11194 (update_ssa): Likewise.
11195 * tree-sra.c (scan_function): Likewise.
11196 (decide_instantiations): Likewise.
11197 (scalarize_parms): Likewise.
11198 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11199 (dsa_named_for): Likewise.
11200 * tree-ssa-structalias.c (update_alias_info): Likewise.
11201 (merge_smts_into): Likewise.
11203 2008-02-27 David Daney <ddaney@avtrex.com>
11206 * config/mips/iris.h (MIPS_DEBUGGING_INFO): Define.
11207 * config/mips/openbsd.h (MIPS_DEBUGGING_INFO): Same.
11208 * config/mips/sde.h (MIPS_DEBUGGING_INFO): Remove undef.
11209 * config/mips/vxworks.h (MIPS_DEBUGGING_INFO): Same.
11210 * config/mips/mips.h (MIPS_DEBUGGING_INFO): Remove define.
11212 2008-02-27 Uros Bizjak <ubizjak@gmail.com>
11215 * config/darwin-ppc-ldouble-patch.def (BUILT_IN_NANL): Add.
11216 (BUILT_IN_NEXTTOWARD): Remove.
11217 (BUILT_IN_NEXTTOWARDF): Ditto.
11218 * config/darwin.c (darwin_patch_builtin): Use ACONCAT instead of
11219 alloca/strcpy/strcat. Remove commented-out code. Fix whitespace.
11221 2008-02-27 Tom Tromey <tromey@redhat.com>
11223 * tree-dump.c (dequeue_and_dump) <FUNCTION_DECL>: Check
11224 DECL_SAVED_TREE, not DECL_LANG_SPECIFIC, when dumping body.
11226 2008-02-27 Jan Beulich <jbeulich@novell.com>
11228 * c-decl.c (merge_decls): Use DECL_USER_ALIGN() on olddecl to
11229 update the respective field on newdecl.
11231 2008-02-27 Revital Eres <eres@il.ibm.com>
11233 PR rtl-optimization/34999
11234 * bb-reorder.c (add_labels_and_missing_jumps): Do not handle
11235 crossing edges that ends with a call insn.
11236 (fix_up_fall_thru_edges): Handle crossing edges that ends with a
11237 call insn and clear the EDGE_CROSSING flag of the crossing edge
11238 when fixing fallthru edges.
11240 2008-02-27 Richard Guenther <rguenther@suse.de>
11242 PR middle-end/35390
11243 * fold-const.c (fold_unary): Return the correct argument,
11244 converted to the result type.
11246 2008-02-27 Richard Guenther <rguenther@suse.de>
11248 PR middle-end/34971
11249 * expr.c (expand_expr_real_1): Assert on rotates that operate
11251 * fold-const.c (fold_binary): Use the types precision, not the
11252 bitsize of the mode if folding rotate expressions. Build rotates
11253 only for full modes.
11255 2008-02-27 Jakub Jelinek <jakub@redhat.com>
11257 * c-ppoutput.c (scan_translation_unit): Handle CPP_PRAGMA
11258 and CPP_PRAGMA_EOL.
11259 * c-pragma.c (pragma_ns_name): New typedef.
11260 (registered_pp_pragmas): New variable.
11261 (c_pp_lookup_pragma): New function.
11262 (c_register_pragma_1): If flag_preprocess_only, do nothing
11263 for non-expanded pragmas, for expanded ones push pragma's
11264 namespace and name into registered_pp_pragmas vector.
11265 (c_invoke_pragma_handler): Register OpenMP pragmas even when
11266 flag_preprocess_only, don't register GCC pch_preprocess
11267 pragma if flag_preprocess_only.
11268 * c-opts.c (c_common_init): Call init_pragma even if
11269 flag_preprocess_only.
11270 * c-pragma.c (c_pp_lookup_pragma): New prototype.
11271 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Don't call
11272 cpp_register_pragma if flag_preprocess_only.
11274 2008-02-26 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11277 * c-parser.c (c_parser_translation_unit): Warn for empty
11278 translation unit, not empty source file.
11280 2008-02-26 Paul Brook <paul@codesourcery.com>
11282 * config/arm/arm.c (thumb_set_frame_pointer): Ensure SP is first
11283 operand for Thumb-2.
11284 * config/arm/arm.h (reg_class): Add CORE_REGS.
11285 (REG_CLASS_NAMES, REG_CLASS_CONTENTS): Ditto.
11286 (BASE_REG_CLASS): Use CORE_REGS.
11287 (PREFERRED_RELOAD_CLASS): Add STACK_REG.
11288 (REGNO_MODE_OK_FOR_REG_BASE_P): Use REGNO_MODE_OK_FOR_BASE_P.
11289 (REGNO_OK_FOR_INDEX_P): Exclude SP.
11290 (ARM_REG_OK_FOR_INDEX_P): Always define. Use
11291 ARM_REGNO_OK_FOR_INDEX_P.
11292 (ARM_PRINT_OPERAND_ADDRESS): Swap operands for [reg, sp].
11293 * config/arm/arm.md (arm_addsi3, thumb1_addsi3, arm_subsi3_insn,
11294 arm_movsi_insn, thumb1_movsi_insni, stack_tie): Add "k" alternatives.
11295 (ldm/stm peepholes): Ditto.
11296 * config/arm/thumb2.md (thumb2_movdi): Add "k" alternatives.
11297 * config/arm/vfp.md (arm_movsi_vfp, thumb2_movsi_vfp): Ditto.
11298 * config/arm/iwmmxt.md (iwmmxt_movsi_insn): Ditto.
11299 * config/arm/constraints.md: Enable "k" constraint on ARM.
11301 2008-02-27 Ben Elliston <bje@au.ibm.com>
11303 * config/rs6000/rs6000.c: Annotate cache line size field in all
11304 instances of struct processor_costs.
11306 2008-02-26 David Edelsohn <edelsohn@gnu.org>
11308 * dbgcnt.def (cfg_cleanup, cprop1, cprop2, dce_fast, dce_ud, dse1,
11309 dse2, gcse, if_conversion, if_after_combine, if_after_reload,
11310 jump_bypass): New counters.
11311 * cfgcleanup.c (cleanup_cfg): Add dbg_cnt.
11312 * dce.c (gate_ud_dce): Same.
11313 (gate_fast_dce): Same.
11314 * dse.c (gate_dse1): New function.
11315 (gate_dse2): New function.
11316 (gate_dse): Merge results of new gate functions.
11317 * gcse.c (gcse_main): Bracket cprop1 and cprop2 with dbg_cnt.
11318 (gate_handle_jump_bypass): Add dbg_cnt.
11319 (gate_handle_gcse): Add dbg_cnt.
11320 * ifcvt.c (gate_handle_if_conversion): Same.
11321 (gate_handle_if_after_combine): Same.
11322 (gate_handle_if_after_reload): Same.
11323 * Makefile.in: Add DBGCNT_H to cfgcleanup.o and ifcvt.o.
11325 2008-02-26 Edmar Wienskoski <edmar@freescale.com>
11327 * config/rs6000/rs6000.c (processor_costs): Update e300 cache
11329 * doc/invoke.texi: Add e300c2 and e300c3 to list of cpus.
11331 2008-02-26 Jason Merrill <jason@redhat.com>
11334 * attribs.c (decl_attributes): Leave ATTR_FLAG_TYPE_IN_PLACE
11335 alone if it's the naming decl for the type's main variant.
11337 2008-02-26 Tom Tromey <tromey@redhat.com>
11339 * system.h (USE_MAPPED_LOCATION): Poison.
11340 * Makefile.in (GTFILES): Put CPP_ID_DATA_H first.
11341 * tree-cfg.c (make_cond_expr_edges): Remove old location code.
11342 (make_goto_expr_edges): Likewise.
11343 (remove_bb): Likewise.
11344 (execute_warn_function_return): Likewise.
11345 * basic-block.h (struct edge_def) <goto_locus>: Change type to
11347 * c-common.c (fname_decl): Remove old location code.
11348 * tree-vect-transform.c (vect_finish_stmt_generation): Remove old
11350 * rtl.h (ASM_OPERANDS_SOURCE_LOCATION): Remove old-location
11352 (ASM_INPUT_SOURCE_LOCATION): Likewise.
11353 (gen_rtx_ASM_INPUT): Likewise.
11354 (gen_rtx_ASM_INPUT_loc): Likewise.
11355 (get_rtx_asm_OPERANDS): Remove.
11356 * cfglayout.c (insn_locators_alloc): Remove old location code.
11357 (set_curr_insn_source_location): Likewise.
11358 (curr_insn_locator): Likewise.
11359 * print-tree.c (print_node): Remove old location code.
11360 * tree-mudflap.c (mf_varname_tree): Remove old location code.
11361 (mf_file_function_line_tree): Remove test of USE_MAPPED_LOCATION.
11362 * cfgexpand.c (expand_gimple_cond_expr): Don't use
11363 location_from_locus.
11364 (construct_exit_block): Remove old location code.
11365 * emit-rtl.c (force_next_line_note): Remove old location code.
11366 * profile.c (branch_prob): Remove old location code.
11367 * tree-vectorizer.h (LOC, UNKNOWN_LOC, EXPR_LOC, LOC_FILE,
11368 LOC_LINE): Remove old-location variants.
11369 * langhooks.c (lhd_print_error_function): Remove old location
11371 * configure, config.in: Rebuilt.
11372 * configure.ac (--enable-mapped-location): Remove.
11373 * c-decl.c (c_init_decl_processing): Remove old location code.
11374 (finish_function): Likewise.
11375 * recog.c (decode_asm_operands): Remove old location code.
11376 * c-pch.c (c_common_read_pch): Remove old location code.
11377 * rtl.def (ASM_INPUT, ASM_OPERANDS): Remove old location
11379 * gimple-low.c (lower_function_body): Remove old location code.
11380 * toplev.c (unknown_location): Remove.
11381 (push_srcloc): Remove old-location variant.
11382 (process_options): Remove old location code.
11383 (lang_dependent_init): Likewise.
11384 * input.h (UNKNOWN_LOCATION): Move definition.
11385 (location_t): Undeprecate.
11386 (source_locus): Remove.
11387 (location_from_locus): Remove.
11388 (struct location_s): Remove.
11389 Remove all old-location code.
11390 (input_line, input_filename): Remove.
11391 * final.c (final_scan_insn): Remove old location code.
11392 * diagnostic.c (diagnostic_build_prefix): Remove
11393 USE_MAPPED_LOCATION test.
11394 * tree.h (gimple_stmt) <locus>: Now a location_t.
11395 (tree_exp) <locus>: Likewise.
11396 (DECL_IS_BUILTIN): Remove old-location variant.
11397 (annotate_with_file_line, annotate_with_locus): Likewise.
11398 (expr_locus, set_expr_locus): Update.
11399 * tree.c (build1_stat): Remove old location code.
11400 (last_annotated_node): Remove.
11401 (annotate_with_file_line): Remove old-location variant.
11402 (annotate_with_locus): Likewise.
11403 (expr_location): Remove old location code.
11404 (set_expr_location): Likewise.
11405 (expr_has_location): Likewise.
11406 (expr_locus): Likewise.
11407 (set_expr_locus): Likewise.
11408 (expr_filename): Don't use location_from_locus.
11409 (expr_lineno): Likewise.
11410 * rtl-error.c (location_for_asm): Remove old location code.
11411 * c-lex.c (cb_line_change): Remove old location code.
11412 (fe_file_change): Likewise.
11413 (cb_def_pragma): Likewise.
11414 (c_lex_with_flags): Likewise.
11415 * gengtype.c (do_typedef): Don't special-case location types.
11416 (define_location_structures): Remove.
11417 (main): Don't call define_location_structures.
11418 * tree-pretty-print.c (dump_implicit_edges): Remove old location
11421 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11424 * builtins.def (BUILT_IN_STDARG_START): Remove.
11425 * builtins.c (expand_builtin): Remove BUILT_IN_STDARG_START.
11426 * tree-stdarg.c (execute_optimize_stdarg): Likewise.
11427 * tree-inline.c (inline_forbidden_p_1): Likewise.
11429 2008-02-26 Richard Guenther <rguenther@suse.de>
11431 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11432 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11433 (lookup_decl_from_uid): Declare.
11434 (remove_decl_from_map): Likewise.
11435 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11436 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11437 (decl_for_uid_map): New global hashtable mapping DECL_UID
11439 (init_ttree): Allocate it.
11440 (insert_decl_to_uid_decl_map): New helper function.
11441 (make_node_stat): Insert new decls into the map.
11442 (copy_node_stat): Likewise.
11443 (lookup_decl_from_uid): New function.
11444 (remove_decl_from_map): Likewise.
11445 (print_decl_for_uid_map_statistics): New helper.
11446 (dump_tree_statistics): Call it.
11448 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11449 (referenced_var_iterator): Adjust.
11450 (FOR_EACH_REFERENCED_VAR): Adjust.
11451 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11452 (num_referenced_vars): Adjust.
11453 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11454 (first_referenced_var): Remove.
11455 (end_referenced_vars_p): Likewise.
11456 (next_referenced_var): Likewise.
11457 (referenced_var_iterator_set): New helper function.
11458 * tree-dfa.c (referenced_var_lookup): Adjust.
11459 (referenced_var_check_and_insert): Likewise.
11460 (remove_referenced_var): Likewise.
11461 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11462 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11463 (verify_call_clobbering): Likewise.
11464 (verify_memory_partitions): Likewise.
11465 (init_tree_ssa): Allocate bitmap instead of hashtable for
11467 (delete_tree_ssa): Adjust.
11468 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11469 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11470 (compute_tag_properties): Likewise.
11471 (set_initial_properties): Likewise.
11472 (find_partition_for): Likewise.
11473 (update_reference_counts): Likewise.
11474 (dump_may_aliases_for): Likewise.
11475 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11476 (add_call_clobber_ops): Likewise.
11477 (add_call_read_ops): Likewise.
11478 (get_asm_expr_operands): Likewise.
11479 * tree-into-ssa.c (dump_decl_set): Likewise.
11480 (update_ssa): Likewise.
11481 * tree-sra.c (scan_function): Likewise.
11482 (decide_instantiations): Likewise.
11483 (scalarize_parms): Likewise.
11484 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11485 (dsa_named_for): Likewise.
11486 * tree-ssa-structalias.c (update_alias_info): Likewise.
11487 (merge_smts_into): Likewise.
11489 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11492 * doc/invoke.texi (-Wall): Add -Wvolatile-register-var.
11493 * c-opts.c (c_common_handle_option): Wall enables
11494 Wvolatile-register-var.
11495 * common.opt: Move Wvolatile-register-var to...
11498 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11500 * common.opt (Wlarger-than=): New.
11501 * doc/invoke.texi (Warning Options): Replace -Wlarger-than- with
11503 * opts.c (common_handle_option): Handle -Wlarger-than=.
11504 * optc-gen.awk: Likewise.
11505 * opth-gen.awk: Likewise.
11506 * stor-layout.c (layout_decl): Use -Wlarger-than= for warning.
11507 * tree-optimize.c (tree_rest_of_compilation): Likewise.
11509 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11511 * c-common.c (match_case_to_enum_1): Add appropriate
11512 OPT_W* parameter to warning.
11513 (c_do_switch_warnings): Likewise.
11514 * c-typeck.c (warning_init): Add one more parameter following
11515 'warning' function.
11516 (push_init_level): Update call to warning_init.
11517 (pop_init_level): Likewise.
11518 (add_pending_init): Likewise.
11519 (output_init_element: Likewise.
11521 2008-02-26 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11524 * toplev.c (toplev_main): If there are warnings or error, print
11525 errors for ignored options.
11526 * opts.c (ignored_options): New static variable.
11527 (postpone_unknown_option_error): New.
11528 (print_ignored_options): New.
11529 (handle_option): Postpone errors for unknown -Wno-* options.
11530 * opts.h (print_ignored_options): Declare.
11532 2008-02-25 Richard Sandiford <rsandifo@nildram.co.uk>
11534 * config/mips/mips.md (loadgp_blockage, blockage): Change type
11537 2008-02-25 Richard Guenther <rguenther@suse.de>
11540 2008-02-25 Richard Guenther <rguenther@suse.de>
11542 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11543 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11544 (lookup_decl_from_uid): Declare.
11545 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11546 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11547 (decl_for_uid_map): New global hashtable mapping DECL_UID
11549 (init_ttree): Allocate it.
11550 (insert_decl_to_uid_decl_map): New helper function.
11551 (make_node_stat): Insert new decls into the map.
11552 (copy_node_stat): Likewise.
11553 (lookup_decl_from_uid): New function.
11554 (print_decl_for_uid_map_statistics): New helper.
11555 (dump_tree_statistics): Call it.
11557 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11558 (referenced_var_iterator): Adjust.
11559 (FOR_EACH_REFERENCED_VAR): Adjust.
11560 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11561 (num_referenced_vars): Adjust.
11562 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11563 (first_referenced_var): Remove.
11564 (end_referenced_vars_p): Likewise.
11565 (next_referenced_var): Likewise.
11566 (referenced_var_iterator_set): New helper function.
11567 * tree-dfa.c (referenced_var_lookup): Adjust.
11568 (referenced_var_check_and_insert): Likewise.
11569 (remove_referenced_var): Likewise.
11570 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11571 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11572 (verify_call_clobbering): Likewise.
11573 (verify_memory_partitions): Likewise.
11574 (init_tree_ssa): Allocate bitmap instead of hashtable for
11576 (delete_tree_ssa): Adjust.
11577 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11578 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11579 (compute_tag_properties): Likewise.
11580 (set_initial_properties): Likewise.
11581 (find_partition_for): Likewise.
11582 (update_reference_counts): Likewise.
11583 (dump_may_aliases_for): Likewise.
11584 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11585 (add_call_clobber_ops): Likewise.
11586 (add_call_read_ops): Likewise.
11587 (get_asm_expr_operands): Likewise.
11588 * tree-into-ssa.c (dump_decl_set): Likewise.
11589 (update_ssa): Likewise.
11590 * tree-sra.c (scan_function): Likewise.
11591 (decide_instantiations): Likewise.
11592 (scalarize_parms): Likewise.
11593 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11594 (dsa_named_for): Likewise.
11595 * tree-ssa-structalias.c (update_alias_info): Likewise.
11596 (merge_smts_into): Likewise.
11598 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11601 * doc/invoke.texi (-fcx-limited-range): Document new option.
11602 * toplev.c (process_options): Handle -fcx-fortran-rules.
11603 * common.opt: Add documentation for -fcx-fortran-rules.
11605 2008-02-25 Janne Blomqvist <jb@gcc.gnu.org>
11608 * doc/invoke.texi (-fcx-limited-range): Correct to be in line with
11609 actual behaviour and C99.
11611 2008-02-26 Ben Elliston <bje@au.ibm.com>
11613 * config/rs6000/rs6000.h (ASM_CPU_POWER5_SPEC): Define.
11614 (ASM_CPU_POWER6_SPEC): Likewise.
11615 (ASM_CPU_SPEC): Pass %(asm_cpu_power5) for -mcpu=power5.
11616 Likewise, pass %(asm_cpu_power6) for -mcpu=power6.
11617 (EXTRA_SPECS): Add asm_cpu_power5, asm_cpu_power6 spec strings.
11619 2008-02-25 Richard Guenther <rguenther@suse.de>
11621 * tree-flow.h (uid_decl_map_hash, uid_decl_map_eq): Move ...
11622 * tree.h (uid_decl_map_hash, uid_decl_map_eq): ... here.
11623 (lookup_decl_from_uid): Declare.
11624 * tree-ssa.c (uid_decl_map_eq, uid_decl_map_hash): Move ...
11625 * tree.c (uid_decl_map_eq, uid_decl_map_hash): ... here.
11626 (decl_for_uid_map): New global hashtable mapping DECL_UID
11628 (init_ttree): Allocate it.
11629 (insert_decl_to_uid_decl_map): New helper function.
11630 (make_node_stat): Insert new decls into the map.
11631 (copy_node_stat): Likewise.
11632 (lookup_decl_from_uid): New function.
11633 (print_decl_for_uid_map_statistics): New helper.
11634 (dump_tree_statistics): Call it.
11636 * tree-flow.h (struct gimple_df): Make referenced_vars a bitmap.
11637 (referenced_var_iterator): Adjust.
11638 (FOR_EACH_REFERENCED_VAR): Adjust.
11639 (FOR_EACH_REFERENCED_VAR_IN_BITMAP): New iterator.
11640 (num_referenced_vars): Adjust.
11641 * tree-flow-inline.h (gimple_referenced_vars): Adjust.
11642 (first_referenced_var): Remove.
11643 (end_referenced_vars_p): Likewise.
11644 (next_referenced_var): Likewise.
11645 (referenced_var_iterator_set): New helper function.
11646 * tree-dfa.c (referenced_var_lookup): Adjust.
11647 (referenced_var_check_and_insert): Likewise.
11648 (remove_referenced_var): Likewise.
11649 * tree-ssa.c (verify_flow_insensitive_alias_info): Use
11650 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11651 (verify_call_clobbering): Likewise.
11652 (verify_memory_partitions): Likewise.
11653 (init_tree_ssa): Allocate bitmap instead of hashtable for
11655 (delete_tree_ssa): Adjust.
11656 * tree-ssa-alias.c (mark_aliases_call_clobbered): Use
11657 FOR_EACH_REFERENCED_VAR_IN_BITMAP.
11658 (compute_tag_properties): Likewise.
11659 (set_initial_properties): Likewise.
11660 (find_partition_for): Likewise.
11661 (update_reference_counts): Likewise.
11662 (dump_may_aliases_for): Likewise.
11663 * tree-ssa-operands.c (add_virtual_operand): Likewise.
11664 (add_call_clobber_ops): Likewise.
11665 (add_call_read_ops): Likewise.
11666 (get_asm_expr_operands): Likewise.
11667 * tree-into-ssa.c (dump_decl_set): Likewise.
11668 (update_ssa): Likewise.
11669 * tree-sra.c (scan_function): Likewise.
11670 (decide_instantiations): Likewise.
11671 (scalarize_parms): Likewise.
11672 * tree-ssa-alias-warnings.c (build_reference_table): Likewise.
11673 (dsa_named_for): Likewise.
11674 * tree-ssa-structalias.c (update_alias_info): Likewise.
11675 (merge_smts_into): Likewise.
11677 2008-02-25 Andreas Krebbel <krebbel1@de.ibm.com>
11680 * cse.c (cse_insn): Avoid creation of overlapping MEMs.
11681 * alias.c (nonoverlapping_memrefs_p): Export for use in other modules.
11682 * alias.h (nonoverlapping_memrefs_p): Likewise.
11684 2008-02-25 Jan Beulich <jbeulich@novell.com>
11686 * Makefile.in: Also prefix uses of crt0.o and mcrt0.o with $(T).
11687 * config/i386/netware-libgcc.exp: Add __bswap?i2,
11688 __emultls_get_address, __emultls_register_common,
11689 __floatundi?f, and _Unwind_GetIPInfo.
11690 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration):
11691 Sync with config/i386/winnt.c:gen_stdcall_or_fastcall_suffix().
11692 (gen_regparm_prefix): Likewise.
11693 (i386_nlm_encode_section_info): Sync with
11694 config/i386/winnt.c:i386_pe_encode_section_info().
11695 (i386_nlm_maybe_mangle_decl_assembler_name): New.
11696 i386_nlm_mangle_decl_assembler_name): New.
11697 (netware_override_options): New.
11698 * config/i386/netware.h (netware_override_options): Declare.
11699 (OVERRIDE_OPTIONS): Re-define to netware_override_options.
11700 (i386_nlm_mangle_decl_assembler_name): Declare.
11701 (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Define.
11703 2008-02-25 Ben Elliston <bje@au.ibm.com>
11706 * c-decl.c (grokdeclarator): Remove unused local variables
11707 `typedef_type' and `type_as_written'.
11709 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
11710 unused local variable `has_hot_blocks'.
11711 (fix_crossing_conditional_branches): Remove unused local variable
11714 2008-02-25 Uros Bizjak <ubizjak@gmail.com>
11716 PR middle-end/19984
11717 * builtins.def (BUILT_IN_NAN): Define as c99 builtin
11718 using DEF_C99_BUILTIN.
11719 (BUILT_IN_NANF): Ditto.
11720 (BUILT_IN_NANL): Ditto.
11722 2008-02-25 Ayal Zaks <zaks@il.ibm.com>
11723 Revital Eres <eres@il.ibm.com>
11725 * modulo-sched.c (calculate_must_precede_follow): Address TODO
11726 regarding the order of two dependent insns in the same row.
11728 2008-02-25 Eric Botcazou <ebotcazou@adacore.com>
11730 * stor-layout.c (layout_decl): Do not bump the alignment of a
11731 bit-field to more than byte alignment if it is packed.
11733 2008-02-24 David Edelsohn <edelsohn@gnu.org>
11735 * config/rs6000/rs6000.c (processor_costs): Add cache costs for
11738 2008-02-24 Diego Novillo <dnovillo@google.com>
11740 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg01094.html
11743 * tree-vrp.c (vrp_evaluate_conditional): With
11744 -Wtype-limits, emit a warning when comparing against a
11745 constant outside the natural range of OP0's type.
11746 * c.opt (Wtype-limits): Move ...
11747 * common.opt (Wtype-limits): ... here.
11749 2008-02-24 Edmar Wienskoski <edmar@freescale.com>
11751 * config.gcc (powerpc*-*-*): Add new cores e300c2 and e300c3.
11752 * config/rs6000/e300c2c3.md: New file.
11753 * config/rs6000/rs6000.c (processor_costs): Add new costs for
11755 (rs6000_override_options): Add e300c2 and e300c3 cases to
11756 processor_target_table. Do not allow usage of Altivec or Spe
11757 with e300 cores. Initialize rs6000_cost for e300c2 and e300c3.
11758 (rs6000_issue_rate): Set issue rate for e300c2 and e300c3.
11759 * config/rs6000/rs6000.h (processor_type): Add
11760 PROCESSOR_PPCE300C2 and PROCESSOR_PPCE300C3.
11761 (ASM_CPU_SPEC): Add e300c2 and e300c3.
11762 * config/rs6000/rs6000.md (define_attr "cpu"): Add ppce300c2
11763 and ppce300c3. Include e300c2c3.md.
11765 2008-02-23 David Edelsohn <edelsohn@gnu.org>
11767 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Use STRICT_ALIGNMENT
11768 instead of TARGET_STRICT_ALIGN.
11770 2008-02-23 Joseph Myers <joseph@codesourcery.com>
11772 * explow.c (memory_address): Assert that the generated address is
11775 2008-02-23 Francois-Xavier Coudert <coudert@clipper.ens.fr>
11778 * config/darwin-protos.h: Add darwin_patch_builtins prototype.
11779 * config/darwin-ppc-ldouble-patch.def: New file.
11780 * config/rs6000/darwin.h (SUBTARGET_INIT_BUILTINS): New macro.
11781 * config/rs6000/rs6000.c (rs6000_init_builtins): Call
11782 SUBTARGET_INIT_BUILTINS if defined.
11783 * config/darwin.c (darwin_patch_builtin, darwin_patch_builtins):
11786 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11789 * simplify-rtx.c (simplify_binary_operation_1): Add simplification
11790 of (and X (ior (not X) Y) and (and (ior (not X) Y) X).
11792 2008-02-23 Andrew Pinski <andrew_pinski@playstation.sony.com>
11795 * c-pch.c (c_common_valid_pch): Make the "too short to be a PCH
11796 file" warning condtional on -Winvalid-PCH.
11798 2008-02-23 Daniel Jacobowitz <dan@codesourcery.com>
11800 * expmed.c (extract_bit_field): Always use adjust_address for MEM.
11802 2008-02-23 Uros Bizjak <ubizjak@gmail.com>
11806 * config/i386/mmx.md (*mov<mode>_internal_rex64): Use "!y" to
11807 prevent reload from using MMX registers.
11808 (*mov<mode>_internal): Ditto.
11809 (*movv2sf_internal_rex64): Ditto.
11810 (*movv2sf_internal): Ditto.
11812 2008-02-23 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11814 PR documentation/31569
11815 * doc/install.texi2html: Use makeinfo --no-number-sections.
11817 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11819 * config/rs6000/rs6000.c (rs6000_legitimize_address): Check to
11820 ensure that we can address an entire entity > 8 bytes. Don't
11821 generate reg+reg addressing for such data.
11823 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11825 * config/rs6000/rs6000.h (CONSTANT_ALIGNMENT): Don't overalign
11826 strings when optimizing for size, unless the target cares about
11829 2008-02-22 Tom Tromey <tromey@redhat.com>
11831 * regclass.c (current_pass): Remove declaration.
11833 2008-02-22 Anatoly Sokolov <aesok@post.ru>
11835 * config/avr/libgcc.S (__RAMPZ__): Define.
11836 (__do_copy_data): Add for devices with 128KB code memory.
11838 2008-02-22 Nathan Froyd <froydnj@codesourcery.com>
11840 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
11842 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Likewise.
11844 2008-02-22 Hans-Peter Nilsson <hp@axis.com>
11846 * config/cris/cris.h (REG_CLASS_FROM_LETTER): Recognize 'b' for
11849 2008-02-22 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11852 * c-typeck.c (build_binary_op): Warn about floating point
11853 comparisons if FLOAT_TYPE_P, not only for REAL_TYPE.
11855 2008-02-21 Janis Johnson <janis187@us.ibm.com>
11858 * config/rs6000/rs6000.c (rs6000_altivec_abi): Clarify comment.
11859 (rs6000_explicit_options): Split abi into spe_abi and altivec_abi,
11861 (rs6000_override_options): Set altivec_abi as default, not override,
11862 for 64-bit GNU/Linux; for 32-bit GNU/Linux default to altivec_abi for
11863 TARGET_ALTIVEC; default to TARGET_ALTIVEC_VRSAVE when AltiVec ABI
11864 is used; use new member spe_abi.
11865 (rs6000_handle_option): Set rs6000_explicit_options.vrsave; use
11866 spe_abi and altivec_abi.
11868 2008-02-22 Tomas Bily <tbily@suse.cz>
11870 * tree-vectorizer.c (vect_is_simple_reduction): Fix comment typo.
11872 2008-02-21 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
11875 * config.build (build_file_translate): Set to `CMD //c' only if
11877 * Makefile.in (build_file_translate): Improve comment.
11879 2008-02-21 Jan Hubicka <jh@suse.cz>
11881 * predict.def (PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL,
11882 PRED_TREE_OPCODE_POSITIVE, PRED_TREE_OPCODE_NONEQUAL, PRED_CALL,
11883 PRED_TREE_EARLY_RETURN, PRED_NULL_RETURN): Update.
11885 2008-02-21 Michael Matz <matz@suse.de>
11888 * config/i386/i386.c (ix86_expand_branch): Add missing breaks.
11890 2008-02-21 Uros Bizjak <ubizjak@gmail.com>
11892 * config/i386/i386.md (mov<mode>cc): Macroize expander from movsfcc,
11893 movdfcc and movxfcc using X87MODEF mode iterator and SSE_FLOAT_MODE_P
11894 as insn constraint.
11895 * config/i386/sse.md (<sse>_movup<ssemodesuffixf2c>): Macroize insn
11896 from sse_movups adn sse2_movupd using SSEMODEF2P mode iterator and
11897 SSE_VEC_FLOAT_MODE_P as insn constraint.
11898 (<sse>_movmskp<ssemodesuffixf2c>): Ditto from similar patterns.
11899 (sse4a_movnt<mode>): Macroize insn from sse4a_movntsf and
11900 sse4a_movntdf using MODEF mode iterator.
11901 (sse4a_vmmovnt<mode>): Macroize insn form sse4a_vmmovntv2df and
11902 sse4a_vmmovntv4sf using SSEMODEF2P mode iterator.
11903 (sse4_1_blendp<ssemodesuffixf2c>): Ditto from similar patterns.
11904 (sse4_1_blendvp<ssemodesuffixf2c>): Ditto.
11905 (sse4_1_dpp<ssemodesuffixf2c>): Ditto.
11906 (sse4_1_roundp<ssemodesuffixf2c>): Ditto.
11907 (sse4_1_rounds<ssemodesuffixf2c>): Ditto.
11909 2008-02-21 Richard Guenther <rguenther@suse.de>
11911 * tree.def (PAREN_EXPR): New tree code.
11912 * fold-const.c (fold_unary): Remove PAREN_EXPR around constants
11914 * tree-pretty-print.c (dump_generic_node): Handle PAREN_EXPR.
11915 * expr.c (expand_expr_real_1): Likewise.
11916 * tree-inline.c (estimate_num_insns_1): Likewise.
11917 * tree-complex.c (expand_complex_move): Likewise.
11918 * tree-vectorizer.c (vect_is_simple_use): Treat PAREN_EXPR (x)
11921 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11924 * config/sh/sh.c (find_barrier): Don't go past 'from' argument.
11926 2008-02-20 Kaz Kojima <kkojima@gcc.gnu.org>
11929 * config/sh/sh.md (jump_compact): Disable for crossing jumps.
11931 * config/sh/sh.c (find_barrier): Don't go past
11932 NOTE_INSN_SWITCH_TEXT_SECTIONS note.
11934 2008-02-20 DJ Delorie <dj@redhat.com>
11936 * config/h8300/h8300.md (insv): Force source operand to be a register.
11938 * config/h8300/h8300.c (h8300_expand_epilogue): Emit return insn
11939 as a jump, not as a plain insn.
11941 2008-02-20 Seongbae Park <seongbae.park@gmail.com>
11943 * doc/invoke.texi (Warning Options): Add new option
11944 -Wframe-larger-than=.
11945 (-Wframe-larger-than): Document.
11947 * flags.h (warn_frame_larger_than, frame_larger_than_size):
11948 Add declarations for new option variables.
11950 * final.c (final_start_function): Check the frame size
11951 before emission and issue a Wframe-larger-than warning.
11953 * opts.c (warn_frame_larger_than, frame_larger_than_size):
11954 Add definitions for new option variables.
11955 (common_handle_option): Handle new option OPT_Wframe_larger_than_.
11957 * common.opt (Wframe-larger-than=): New option.
11959 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11961 * config/i386/sse.md (<sse>_vmmul<mode>3): Fix typo in asm template.
11962 (<sse>_div<mode>3): Ditto.
11963 (<sse>_vmdiv<mode>3): Ditto.
11964 (<sse>_vmsqrt<mode>2): Ditto.
11965 (*smax<mode>3): Ditto.
11966 (sse5_frcz<mode>2): Ditto.
11967 (sse5_vmfrcz<mode>2): Ditto. Use TARGET_SSE5 instead of TARGET_ROUND
11968 as insn constraint.
11970 2008-02-20 Richard Guenther <rguenther@suse.de>
11972 PR middle-end/35265
11973 * builtins.c (validate_arg): If we want an INTEGER_TYPE,
11974 be happy with INTEGRAL_TYPE_P.
11976 2008-02-20 Richard Guenther <rguenther@suse.de>
11978 * fold-const.c (split_tree): Associate floatig-point expressions
11979 if flag_associative_math is set.
11981 2008-02-20 Richard Guenther <rguenther@suse.de>
11983 * tree.h (fold_real_zero_addition_p): Declare.
11984 * fold-const.c (fold_real_zero_addition_p): Export.
11985 * tree-ssa-reassoc.c (eliminate_using_constants): Also handle
11986 floating-point operations with zero and one.
11988 2008-02-20 Paolo Bonzini <bonzini@gnu.org>
11990 * doc/install.texi: Correct references to CFLAGS, replacing them
11991 with BOOT_CFLAGS. Document flags used during bootstrap for
11994 2008-02-20 Uros Bizjak <ubizjak@gmail.com>
11996 * config/i386/i386.h (SSE_VEC_FLOAT_MODE_P): New define.
11997 * config/i386/i386.md (*sse_setcc<mode>): Macroize from *sse_setccsf
11998 and *sse_setccdf using MODEF mode iterator and SSE_FLOAT_MODE_P as
12000 (smin<mode>3): Ditto from similar patterns.
12001 (smax<mode>3): Ditto.
12002 (*ieee_smin<mode>3): Ditto.
12003 (*ieee_smax<mode>3): Ditto.
12004 * config/i386/sse.md (sse): New mode attribute.
12005 (mov<mode>): Macroize expander from movv4sf and movv2df using
12006 SSEMODEF2P mode iterator.
12007 (<sse>_movnt<mode>): Ditto from similar patterns. Use
12008 SSE_VEC_FLOAT_MODE_P as insn constraint.
12009 (storent<mode>): Ditto.
12010 (storent<mode>): Macroize expander from storentsf and storentdf using
12011 MODEF mode iterator.
12012 (neg<mode>2): Macroize from negv4sf2 and negv2df2 using SSEMODEF2P
12013 mode iterator and SSE_VEC_FLOAT_MODE_P as insn constraint.
12014 (abs<mode>2): Ditto from similar patterns.
12015 (add<mode>3, *add<mode>3, <sse>_vmadd<mode>3): Ditto.
12016 (sub<mode>3, *sub<mode>3, <sse>_vmsub<mode>3): Ditto.
12017 (<sse>_div<mode>3, <sse>_vmdiv<mode>3): Ditto.
12018 (<sse>_vmsqrt<mode>2): Ditto.
12019 (smin<mode>3, *smin<mode>3_finite, *smin<mode>3)
12020 (<sse>_vmsmin<mode>3, *ieee_smin<mode>3): Ditto.
12021 (smax<mode>3, *smax<mode>3_finite, *smax<mode>3)
12022 (<sse>_vmsmax<mode>3, *ieee_smax<mode>3): Ditto.
12023 (<sse>_maskcmp<mode>3): Macroize from sse_maskcmpv4sf3,
12024 sse_maskcmpsf3, sse2_maskcmpv2df3 and sse2_maskcmpdf3 using SSEMODEF4
12025 mode iterator. Use SSE_FLOAT_MODE_P with SSE_VEC_FLOAT_MODE_P as
12027 (<sse>_comi): Macroize from sse_comi and sse2_comi using MODEF mode
12028 iterator and SSE_FLOAT_MODE_P as insn constraint.
12029 (<sse>_ucomi): Ditto from similar patterns.
12030 (<sse>_vmmaskcmp<mode>3): Macroize from sse_vmmaskcmpv4sf3 and
12031 sse2_vmmaskcmpv2df3 using SSEMODEF2P mode iterator and
12032 SSE_VEC_FLOAT_MODE_P as insn constraint.
12033 (vcond<mode>): Ditto from similar patterns.
12034 (and<mode>3, *and<mode>3): Ditto.
12035 (<sse>_nand<mode>3): Ditto.
12036 (ior<mode>3, *ior<mode>3): Ditto.
12037 (xor<mode>3, *xor<mode>3): Ditto.
12038 (*and<mode>3): Macroize from *andsf3 and *anddf3 using MODEF mode
12039 iterator and SSE_FLOAT_MODE_P as insn constraint.
12040 (*nand<mode>3): Ditto from similar patterns.
12041 (*ior<mode>3): Ditto.
12042 (*xor<mode>3): Ditto.
12044 2008-02-20 Ira Rosen <irar@il.ibm.com>
12046 * config/spu/spu.md (vec_unpacku_hi_v8hi, vec_unpacku_lo_v8hi,
12047 vec_unpacks_hi_v8hi, vec_unpacks_lo_v8hi, vec_unpacku_hi_v16qi,
12048 vec_unpacku_lo_v16qi, vec_unpacks_lo_v16qi): Implement.
12050 2008-02-19 Jan Hubicka <jh@suse.cz>
12052 * predict.c (tree_bb_level_predictions): Remove variable next
12053 mistakely introduced by previous commit.
12055 2008-02-19 Jan Hubicka <jh@suse.cz>
12057 * predict.c (predict_paths_leading_to): Rewrite.
12058 (predict_paths_for_bb): New.
12059 (tree_bb_level_predictions): Update call of predict_paths_leading_to.
12061 2008-02-19 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12064 * Makefile.in (build_file_translate): New.
12065 (gcc-vers.texi): Use it for translating $(abs_srcdir).
12066 * config.build (build_file_translate): Set to `CMD //c' on MinGW.
12067 * configure.ac (build_file_translate): Substitute it.
12068 * configure: Regenerate.
12070 2008-02-19 Jan Hubicka <jh@suse.cz>
12072 PR rtl-optimization/34408
12073 * see.c (see_def_extension_not_merged): Copy subreg so we don't have
12076 2008-02-19 Jan Hubicka <jh@suse.cz>
12078 PR middle-end/28779
12079 * tree-inline.c (estimate_num_insns_1): Fix counting of cost of
12082 2008-02-19 H.J. Lu <hongjiu.lu@intel.com>
12085 * config/i386/i386-modes.def: Revert the last DI alignment
12086 change until Ada people can look into it.
12088 2008-02-19 Nick Clifton <nickc@redhat.com>
12090 * opts.c (print_specific_help): Fix typo in --help text.
12092 2008-02-19 Jakub Jelinek <jakub@redhat.com>
12095 * config/i386/cpuid.h (__cpuid, __get_cpuid_max): Use special
12096 32-bit inline asm without asm alternatives for host GCC < 3.0.
12098 2008-02-19 Richard Guenther <rguenther@suse.de>
12100 PR tree-optimization/34989
12101 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Re-structure.
12102 Allow propagation to INDIRECT_REF if we can simplify only.
12104 2008-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12106 * c-common.c (warn_for_collisions_1): Use appropriate option when
12109 2008-02-19 Nick Clifton <nickc@redhat.com>
12112 * opts.c (undocumented_msg): Leave blank unless checking is enabled.
12113 (handle_options): Fix indentation.
12114 (print_filtered_help): If no language-specific options were
12115 displayed tell the user how to list all the options supported by
12116 the language's front-end.
12117 (print_specific_help): Fix indentation and remove duplicate line.
12118 (common_handle_option): Handle the -v option.
12119 For --help enable the display of undocumented options if the -v
12120 switch has been included on the command line.
12121 For --help= check for overlaps in the arguments between the option
12122 classes and the language names and issue a warning when they
12123 cannot be disambiguated.
12124 * c.opt (v): Pass on to the common option handler.
12126 2008-02-19 Revital Eres <eres@il.ibm.com>
12128 * modulo-sched.c (sms_schedule): Change dump message when
12129 create_ddg function fails.
12130 (try_scheduling_node_in_cycle): Rename row to cycle.
12131 (print_partial_schedule): Rename CYCLE to ROW.
12133 2008-02-19 Christian Bruel <christian.bruel@st.com>
12134 Zdenek Dvorak <ook@ucw.cz>
12136 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): Check step alignment.
12138 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12141 * config/i386/i386.md (*x86_movsicc_0_m1_se): New insn pattern.
12142 (*x86_movdicc_0_m1_se): Ditto.
12144 2008-02-19 Uros Bizjak <ubizjak@gmail.com>
12146 * config/i386/sfp-machine.h (__gcc_CMPtype): New typedef.
12147 (CMPtype): Define as __gcc_CMPtype.
12148 * config/rs6000/sfp-machine.h (__gcc_CMPtype): New typedef.
12149 (CMPtype): Define as __gcc_CMPtype.
12151 2008-02-19 Hans-Peter Nilsson <hp@axis.com>
12153 Support valgrind 3.3 for --enable-checking=valgrind.
12154 * system.h: Consolidate ENABLE_VALGRIND_CHECKING-dependent defines
12156 [!VALGRIND_MAKE_MEM_NOACCESS]: Define as VALGRIND_MAKE_NOACCESS.
12157 [!VALGRIND_MAKE_MEM_DEFINED]: Define as VALGRIND_MAKE_READABLE.
12158 [!VALGRIND_MAKE_MEM_UNDEFINED]: Define as VALGRIND_MAKE_WRITABLE.
12159 * ggc-common.c: Remove ENABLE_VALGRIND_CHECKING-dependent defines.
12160 Replace use of VALGRIND_MAKE_READABLE, VALGRIND_MAKE_WRITABLE, and
12161 VALGRIND_MAKE_NOACCESS with VALGRIND_MAKE_MEM_DEFINED,
12162 VALGRIND_MAKE_MEM_UNDEFINED, and VALGRIND_MAKE_MEM_NOACCESS
12164 * ggc-zone.c: Similar.
12165 * ggc-page.c: Similar.
12167 2008-02-19 Paul Brook <paul@codesourcery.com>
12170 * config/arm/ieee754-df.S: Fix do_it typo.
12171 * config/arm/ieee754-sf.S: Fix do_it typo.
12173 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12176 * config/i386/i386.c (OPTION_MASK_ISA_MMX_SET): New.
12177 (OPTION_MASK_ISA_3DNOW_SET): Likewise.
12178 (OPTION_MASK_ISA_SSE_SET): Likewise.
12179 (OPTION_MASK_ISA_SSE2_SET): Likewise.
12180 (OPTION_MASK_ISA_SSE3_SET): Likewise.
12181 (OPTION_MASK_ISA_SSSE3_SET): Likewise.
12182 (OPTION_MASK_ISA_SSE4_1_SET): Likewise.
12183 (OPTION_MASK_ISA_SSE4_2_SET): Likewise.
12184 (OPTION_MASK_ISA_SSE4_SET): Likewise.
12185 (OPTION_MASK_ISA_SSE4A_SET): Likewise.
12186 (OPTION_MASK_ISA_SSE5_SET): Likewise.
12187 (OPTION_MASK_ISA_3DNOW_A_UNSET): Likewise.
12188 (OPTION_MASK_ISA_MMX_UNSET): Updated.
12189 (OPTION_MASK_ISA_3DNOW_UNSET): Updated.
12190 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
12191 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
12192 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
12193 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
12194 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
12195 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
12196 (OPTION_MASK_ISA_SSE5_UNSET): Likewise.
12197 (OPTION_MASK_ISA_SSE4): Removed.
12198 (ix86_handle_option): Turn on bits in ix86_isa_flags and
12199 ix86_isa_flags_explicit with OPTION_MASK_ISA_XXX_SET for -mXXX.
12200 (override_options): Don't turn on implied SSE/MMX bits in
12203 2008-02-18 H.J. Lu <hongjiu.lu@intel.com>
12205 * config/i386/i386-modes.def: Use 4 byte alignment on DI for
12208 2008-02-18 Joey Ye <joey.ye@intel.com>
12210 PR middle-end/34921
12211 * tree-nested.c (insert_field_into_struct): Set type alignment
12212 to field alignment if the former is less than the latter.
12214 2008-02-18 Jakub Jelinek <jakub@redhat.com>
12216 * BASE-VER: Set to 4.4.0.
12218 2008-02-17 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12220 * doc/c-tree.texi: Use @dots{} and @enddots{} where appropriate.
12221 * doc/cfg.texi: Likewise.
12222 * doc/extend.texi: Likewise.
12223 * doc/gty.texi: Likewise.
12224 * doc/invoke.texi: Likewise.
12225 * doc/loop.texi: Likewise.
12226 * doc/md.texi: Likewise.
12227 * doc/passes.texi: Likewise.
12228 * doc/rtl.texi: Likewise.
12229 * doc/sourcebuild.texi: Likewise.
12230 * doc/tm.texi: Likewise.
12231 * doc/tree-ssa.texi: Likewise.
12233 2008-02-17 Richard Guenther <rguenther@suse.de>
12235 PR middle-end/35227
12236 * tree-complex.c (init_parameter_lattice_values): Handle parameters
12237 without default definition.
12239 2008-02-17 Richard Guenther <rguenther@suse.de>
12241 PR tree-optimization/35231
12242 * tree-vrp.c (register_edge_assert_for): Do not assume A == 0
12245 2008-02-17 Uros Bizjak <ubizjak@gmail.com>
12248 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12249 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12250 libgcc_cmp_return mode.
12252 2008-02-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12255 * doc/invoke.texi (-std): Clarify description of -std= and -ansi.
12257 2008-02-16 Ralf Corsepius <ralf.corsepius@rtems.org>
12259 * config/m68k/t-rtems (M68K_MLIB_CPU): Add 5208, 5307, 5407, 5475
12262 2008-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12264 * doc/c-tree.texi: Use `@.' where appropriate.
12265 * doc/extend.texi: Likewise.
12266 * doc/install.texi: Likewise.
12267 * doc/invoke.texi: Likewise.
12268 * doc/loop.texi: Likewise.
12269 * doc/makefile.texi: Likewise.
12270 * doc/md.texi: Likewise.
12271 * doc/passes.texi: Likewise.
12272 * doc/standards.texi: Likewise.
12273 * doc/tm.texi: Likewise.
12275 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12277 PR middle-end/35196
12278 * omp-low.c (expand_omp_for_generic): Don't initialize fd->v
12280 (expand_omp_for_static_nochunk): Initialize fd->v in seq_start_bb
12281 rather than in entry_bb.
12283 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12285 * config/i386/sfp-machine.h (CMPtype): Define as typedef using
12286 libgcc_cmp_return mode.
12288 2008-02-15 Jakub Jelinek <jakub@redhat.com>
12290 PR middle-end/35130
12291 * tree-nested.c (convert_call_expr): Put FRAME.* vars into
12292 OMP_CLAUSE_SHARED rather than OMP_CLAUSE_FIRSTPRIVATE clause.
12294 2008-02-15 Richard Guenther <rguenther@suse.de>
12295 Zdenek Dvorak <ook@ucw.cz>
12297 PR tree-optimization/35164
12298 * tree-flow.h (stmt_references_abnormal_ssa_name): Declare.
12299 * tree-dfa.c (stmt_references_abnormal_ssa_name): New function.
12300 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
12301 Only propagate addresses which do not have abnormal SSA_NAMEs
12304 2008-02-15 Joseph Myers <joseph@codesourcery.com>
12307 * config/m68k/m68k.h (DWARF_CIE_DATA_ALIGNMENT): Define.
12309 2008-02-15 Jan Hubicka <jh@suse.cz>
12311 PR middle-end/35149
12312 * ipa.c (cgraph_remove_unreachable_nodes): Clear local.inlinable flag.
12314 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12316 PR middle-end/34621
12317 * function.c (pad_to_arg_alignment): Remove test for STACK_BOUNDARY
12318 when calculating alignment_pad.
12320 2008-02-15 Uros Bizjak <ubizjak@gmail.com>
12322 * config/i386/i386.h (CLEAR_RATIO): Use MIN macro.
12323 (WIDEST_HARDWARE_FP_SIZE): Use LONG_DOUBLE_TYPE_SIZE define.
12324 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Use MAX macro
12325 and STACK_BOUNDARY define.
12327 2008-02-14 Danny Smith <dannysmith@users.sourceforge.net>
12329 PR preprocessor/35061
12330 * c-pragma.c (handle_pragma_pop_macro): Check that
12331 pushed_macro_table has been allocated.
12333 2008-02-14 Eric Botcazou <ebotcazou@adacore.com>
12335 PR middle-end/35136
12336 * gimplify.c (force_gimple_operand_bsi): Revert 2008-02-12 change.
12337 (force_gimple_operand): Likewise.
12338 * tree-ssa-loop-ivopts.c (may_be_nonaddressable_p): Add new cases
12339 for TARGET_MEM_REF and CONVERT_EXPR/NON_LVALUE_EXPR/NOP_EXPR.
12340 Also recurse on the operand for regular VIEW_CONVERT_EXPRs.
12341 (find_interesting_uses_address): Check addressability and alignment
12342 of the base expression only after substituting bases of IVs into it.
12344 2008-02-14 Michael Matz <matz@suse.de>
12347 * function.c (instantiate_virtual_regs_in_insn): Reload address
12348 before falling back to reloading the whole operand.
12350 2008-02-14 Andreas Krebbel <krebbel1@de.ibm.com>
12352 * config/s390/s390.c (s390_mainpool_start): Emit the pool
12353 before the first section switch note.
12355 2008-02-14 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12357 * doc/bugreport.texi: Update copyright years.
12358 * doc/c-tree.texi: Likewise.
12359 * doc/cfg.texi: Likewise.
12360 * doc/cpp.texi: Likewise.
12361 * doc/cppinternals.texi: Likewise.
12362 * doc/fragments.texi: Likewise.
12363 * doc/frontends.texi: Likewise.
12364 * doc/gcc.texi: Likewise.
12365 * doc/gty.texi: Likewise.
12366 * doc/hostconfig.texi: Likewise.
12367 * doc/implement-c.texi: Likewise.
12368 * doc/libgcc.texi: Likewise.
12369 * doc/loop.texi: Likewise.
12370 * doc/makefile.texi: Likewise.
12371 * doc/options.texi: Likewise.
12372 * doc/passes.texi: Likewise.
12373 * doc/rtl.texi: Likewise.
12374 * doc/sourcebuild.texi: Likewise.
12375 * doc/standards.texi: Likewise.
12376 * doc/tree-ssa.texi: Likewise.
12377 * doc/trouble.texi: Likewise.
12379 * doc/extend.texi: Use @: or add comma where appropriate.
12380 * doc/invoke.texi: Likewise.
12381 * doc/tm.texi: Likewise.
12383 2008-02-14 Alan Modra <amodra@bigpond.net.au>
12386 * config/rs6000/rs6000.md (restore_stack_block): Force operands[1]
12389 2008-02-14 Jesper Nilsson <jesper.nilsson@axis.com>
12391 * doc/md.texi (clz, ctz): Add reference.
12392 * doc/rtl.texi (clz, ctz): Likewise.
12394 2008-02-13 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12397 * Makefile.in (gcc-vers.texi): Use abs_srcdir for the value of
12400 2008-02-13 Andreas Krebbel <krebbel1@de.ibm.com>
12402 * config/s390/s390.c (struct constant_pool): New field
12403 emit_pool_after added.
12404 (s390_mainpool_start): Set the emit_pool_after flag according
12405 to the section switch notes.
12406 (s390_mainpool_finish): Consider emit_pool_after when emitting
12407 the literal pool at the end of the function.
12408 (s390_chunkify_start): Force literal pool splits at section
12411 2008-02-13 Michael Matz <matz@suse.de>
12414 * var-tracking.c (clobber_variable_part): Correctly traverse the
12417 2008-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12420 * doc/invoke.texi (Debugging Options): Remove -fdump-tree-inlined.
12421 Add -fdump-ipa-inline.
12422 * tree-dump.c (dump_files): Remove tree-inlined dump.
12423 * tree-pass.h (tree_dump_index): Remove TDI_inlined.
12425 2008-02-12 Richard Guenther <rguenther@suse.de>
12427 PR tree-optimization/35171
12428 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Deal with
12431 2008-02-12 Richard Guenther <rguenther@suse.de>
12433 PR middle-end/35163
12434 * fold-const.c (fold_widened_comparison): Use get_unwidened in
12435 value-preserving mode. Disallow final truncation.
12437 2008-02-12 Eric Botcazou <ebotcazou@adacore.com>
12439 PR middle-end/35136
12440 * gimplify.c (force_gimple_operand_bsi): Move SSA renaming
12441 code from here to...
12442 (force_gimple_operand): ...here.
12444 2008-02-12 Jakub Jelinek <jakub@redhat.com>
12447 * tree-sra.c (sra_build_assignment): fold_convert SRC if copying
12448 non-compatible pointers.
12449 (generate_element_copy): If SRC and DST are RECORD_TYPEs with
12450 different FIELD_DECLs, try harder by comparing field offsets, sizes
12453 PR inline-asm/35160
12454 * function.c (match_asm_constraints_1): Don't replace the same input
12457 2008-02-12 Anatoly Sokolov <aesok@post.ru>
12459 * config/avr/avr.h (AVR_HAVE_RAMPZ): Define.
12460 * config/avr/avr.c (expand_prologue): Save RAMPZ register.
12461 (expand_epilogue): Restore RAMPZ register.
12462 * config/avr/avr.md (RAMPZ_ADDR): New constant.
12464 2008-02-11 Kai Tietz <kai.tietz@onevision.com>
12466 * config/i386/cygwin.asm: (__alloca): Correct calling
12467 convention and alignment.
12468 (__chkstk): Force 8 byte stack alignment.
12470 2008-02-11 Uros Bizjak <ubizjak@gmail.com>
12471 Richard Guenther <rguenther@suse.de>
12473 PR tree-optimization/33992
12474 * tree-ssa-loop-im.c (rewrite_bittest): Fixup the type of
12475 the zero we compare against.
12477 2008-02-10 Danny Smith <dannysmith@users.sourceforge.net>
12479 PR libfortran/35063
12480 * gthr-win32.h (__gthread_mutex_destroy_function): New function
12481 to CloseHandle after unlocking to prevent accumulation of handle
12484 2008-02-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12486 PR middle_end/34150
12487 * pa.c (legitimize_pic_address): Add REG_EQUAL note on sets with a
12488 pic_label_operand source. Similarly, add a REG_LABEL_OPERAND note
12489 and update LABEL_NUSES during and after reload.
12491 2008-02-08 Steven Bosscher <stevenb.gcc@gmail.com>
12493 PR middle-end/34627
12494 * combine.c (simplify_if_then_else): Make sure the comparison is
12495 against const0_rtx when simplifying to (abs x) or (neg (abs X)).
12497 2008-02-08 Richard Sandiford <rsandifo@nildram.co.uk>
12500 * double-int.h: Don't include gmp.h for GENERATOR_FILEs.
12501 (mpz_set_double_int, mpz_get_double_int): Hide from GENERATOR_FILEs.
12502 * real.h: Don't include gmp.h or mpfr.h for GENERATOR_FILEs.
12503 (real_from_mpfr, mpfr_from_real): Hide from GENERATOR_FILEs.
12504 * tree.h (get_type_static_bounds): Likewise.
12506 2008-02-08 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12508 * doc/invoke.texi (Option Summary, C++ Dialect Options)
12509 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12510 Make -Wfoo language annotations match what the compiler outputs.
12512 2008-02-08 Sa Liu <saliu@de.ibm.com>
12514 * config/spu/spu-builtins.def: Fixed wrong parameter type in spu
12515 intrinsics spu_convts, spu_convtu, spu_convtf.
12517 2008-02-08 Hans-Peter Nilsson <hp@axis.com>
12519 * doc/extend.texi (Function Attributes) <noinline>: Mention
12520 asm ("") as method to keep calls.
12522 2008-02-07 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12525 * doc/options.texi (Options): Replace references to opts.sh with
12527 * opts-common.c: Likewise.
12528 * optc-gen.awk: Likewise.
12530 2008-02-07 Andreas Krebbel <krebbel1@de.ibm.com>
12532 * config/s390/s390.h (FUNCTION_ARG_REGNO_P): Fix fprs for 64 bit.
12534 2008-02-07 Richard Henderson <rth@redhat.com>
12537 * config/alpha/alpha.c (alpha_emit_xfloating_compare): Use an
12538 EXPR_LIST for the REG_EQUAL instead of a comparison with a
12541 2008-02-07 Uros Bizjak <ubizjak@gmail.com>
12543 PR tree-optimization/35085
12544 * tree-ssa-reassoc.c (rewrite_expr_tree): Enable destructive update
12545 for operand entry oe2 in addition to operand entry oe3 in order to
12546 expose more opportunities for vectorizer sum reduction.
12548 2008-02-06 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12551 * Makefile.in (LIBS): Remove $(GMPLIBS).
12552 (cc1-dummy, cc1): Add $(GMPLIBS).
12554 2008-02-06 Jan Hubicka <jh@suse.cz>
12557 * i386.md (moddf_integer): Do not produce partial memory stalls for
12558 targets where it hurts.
12560 2008-02-06 Uros Bizjak <ubizjak@gmail.com>
12563 * optabs.c (expand_float): Do not check for decimal modes when
12564 expanding unsigned integer through signed conversion.
12566 2008-02-06 Nick Clifton <nickc@redhat.com>
12568 * config/stormy16/stormy16.md (eqbranchsi): Replace a match_dup
12569 inside the clobber with a match_operand and duplicated operand
12570 number in the constraint.
12571 (ineqbranchsi): Delete redundant comment.
12573 2008-02-06 Ralf Corsepius <ralf.corsepius@rtems.org>
12575 * config/arm/rtems-elf.h (TARGET_OS_CPP_BUILTINS): Add
12576 builtin_define ("__USE_INIT_FINI__").
12577 * config/h8300/t-rtems (MULTILIB_OPTION,MULTILIB_DIRNAMES): Add
12579 * gthr-rtems.h: Remove __GTHREAD_MUTEX_INIT.
12581 2008-02-06 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12583 PR documentation/30330
12584 * doc/invoke.texi (C++ Dialect Options)
12585 (Objective-C and Objective-C++ Dialect Options, Warning Options):
12586 For each warning option -Wfoo that allows -Wno-foo, ensure both
12587 -Wfoo and -Wno-foo are listed in the option index. Fix index
12588 entry of -Wswitch-default, index -Wnormalized= including the
12589 `=', and -Wlarger-than-@var{len} including @var{len}.
12591 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12593 * config/i386/i386.md (floatunssisf2): Use
12594 ix86_expand_convert_uns_sisf_sse also for TARGET_SSE.
12595 (floatunssi<mode>2): Rename from floatunssisf2 and floatunssidf2.
12596 Macroize expander using MODEF mode iterator.
12598 2008-02-05 Diego Novillo <dnovillo@google.com>
12600 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00140.html
12603 * tree-vrp.c (vrp_evaluate_conditional): Revert fix for PR 33738.
12605 2008-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12608 * toplev.c (print_version): Honor `indent' for GMP/MPFR warnings.
12610 2008-02-05 H.J. Lu <hongjiu.lu@intel.com>
12613 * config/i386/i386.c (ix86_function_sseregparm): Add an arg
12614 to indicate if a message should be generated.
12615 (init_cumulative_args): Updated.
12616 (function_value_32): Likewise.
12618 2008-02-05 Joseph Myers <joseph@codesourcery.com>
12620 * doc/include/texinfo.tex: Update to version 2008-02-04.16.
12622 2008-02-05 Uros Bizjak <ubizjak@gmail.com>
12625 * config/i386/i386.md (floatunsisf2): Enable for TARGET_SSE_MATH only.
12626 Call ix86_expand_convert_uns_sisf_sse for TARGET_SSE2.
12628 2008-02-04 Diego Novillo <dnovillo@google.com>
12630 http://gcc.gnu.org/ml/gcc-patches/2008-02/msg00110.html
12633 * tree-vrp.c (vrp_evaluate_conditional): With
12634 -Wtype-limits, emit a warning when comparing against a
12635 constant outside the natural range of OP0's type.
12637 2008-02-04 Richard Guenther <rguenther@suse.de>
12639 PR middle-end/33631
12640 * expr.c (count_type_elements): Give for unions instead of
12643 2008-02-04 Richard Guenther <rguenther@suse.de>
12645 PR middle-end/35043
12646 * gimplify.c (gimplify_init_ctor_eval): Convert array indices
12647 to TYPE_DOMAINs base type instead of using bitsizetype here.
12649 2008-02-03 Jason Merrill <jason@redhat.com>
12651 * print-tree.c (print_node) [CONSTRUCTOR]: Print elements.
12653 2008-02-04 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
12656 * doc/invoke.texi (C++ Dialect Options, Optimize Options)
12657 (HPPA Options, i386 and x86-64 Options, IA-64 Options)
12658 (RS/6000 and PowerPC Options): Fix typos and markup.
12659 * doc/passes.texi (Tree-SSA passes): Likewise.
12661 2008-02-02 Michael Matz <matz@suse.de>
12664 * postreload-gcse.c (record_last_reg_set_info_regno): Renamed
12665 from record_last_reg_set_info.
12666 (record_last_reg_set_info): Take an RTX argument, iterate over all
12667 constituent hardregs.
12668 (record_last_set_info, record_opr_changes): Change calls to
12669 new signature or to record_last_reg_set_info_regno.
12671 2008-02-02 Gerald Pfeifer <gerald@pfeifer.com>
12673 * doc/extend.texi (X86 Built-in Functions): Fix grammar.
12675 2008-02-01 Hans-Peter Nilsson <hp@axis.com>
12677 PR rtl-optimization/34773
12678 * reg-notes.def (EQUAL): Mention significance of combination of
12679 REG_EQUAL and REG_RETVAL.
12680 * fwprop.c (try_fwprop_subst): Don't add REG_EQUAL to an
12681 insn that has a REG_RETVAL.
12683 2008-02-01 Roger Sayle <roger@eyesopen.com>
12686 * configure.ac (--enable-fixed-point): Disable unless explicitly
12688 * configure: Regenerate.
12690 2008-02-01 Richard Guenther <rguenther@suse.de>
12693 * invoke.texi (-finline-limit): Remove no longer true parts
12694 of the documentation. Note that there is no default value.
12696 2008-02-01 Andrew Pinski <pinskia@gmail.com>
12697 Mark Mitchell <mark@codesourcery.com>
12698 Ben Elliston <bje@au.ibm.com>
12701 * doc/extend.texi (Other Builtins): Document.
12703 2008-01-31 Tom Browder <tom.browder@gmail.com>
12705 * doc/c-tree.texi (Types): Fix grammar.
12706 (Expression trees): Ditto.
12707 * doc/passes.texi (Tree-SSA passes): Ditto.
12709 * doc/configterms.texi (Configure Terms): Fix typo.
12710 * doc/cpp.texi (Common Predefined Macros): Ditto.
12711 * doc/md.texi (Machine Constraints): Ditto.
12713 * doc/makefile.texi (Makefile): Add comma.
12715 2008-01-31 Tom Browder <tom.browder@gmail.com>
12716 Gerald Pfeifer <gerald@pfeifer.com>
12718 * doc/sourcebuild.texi (Front End): Remove references to CVS
12719 and CVSROOT/modules.
12720 (Texinfo Manuals): Replace reference to CVS by one to SVN.
12721 (Back End): Remove reference to CVS.
12723 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12726 * config/mips/mips.c (gen_load_const_gp): New function, taking a
12728 (mips16_gp_pseudo_reg): ...here.
12729 * config/mips/mips.md (load_const_gp): Replace with...
12730 (load_const_gp_<mode>): ...this :P-based insn.
12732 2008-01-31 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
12734 * doc/invoke.texi (-ansi): Mention explicitly corresponding -std=
12735 options. Minor fixes.
12736 (-std): Move reference to standards closer to where language
12737 standards are first mentioned.
12739 2008-01-31 Richard Sandiford <rsandifo@nildram.co.uk>
12741 PR rtl-optimization/34995
12742 * reload.c (alternative_allows_const_pool_ref): Take an rtx
12743 parameter and return a bool. If the rtx parameter is nonnull,
12744 check that it satisfies an EXTRA_MEMORY_CONSTRAINT.
12745 (find_reloads): Update call accordingly. Pass the new operand
12746 if it needed no address reloads, otherwise pass null.
12748 2008-01-30 Richard Henderson <rth@redhat.com>
12751 * tree.c (build_type_attribute_qual_variant): Skip TYPE_DOMAIN
12752 for unbounded arrays.
12754 2008-01-30 Silvius Rus <rus@google.com>
12756 * config/i386/xmmintrin.h (_mm_prefetch): Add const to first arg.
12758 2008-01-30 Jan Hubicka <jh@suse.cz>
12761 * i386.c (init_cumulative_args): Use real function declaration when
12764 2008-01-30 Richard Sandiford <rsandifo@nildram.co.uk>
12766 PR rtl-optimization/34998
12767 * global.c (build_insn_chain): Treat non-subreg_lowpart
12768 SUBREGs of pseudos as clobbering all the words covered by the
12769 SUBREG, not just all the bytes.
12770 * ra-conflict.c (clear_reg_in_live): Likewise. Take the
12771 original df_ref rather than an extract parameter.
12772 (global_conflicts): Update call accordingly.
12774 2008-01-30 Andreas Krebbel <krebbel1@de.ibm.com>
12776 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): Rearrange
12777 the overflow check to make it easier to read.
12778 (__fixtfdi): Change the type of the ll member in union
12779 long_double to UDItype_x.
12781 2008-01-30 Jakub Jelinek <jakub@redhat.com>
12783 PR middle-end/34969
12784 * cgraph.h (cgraph_update_edges_for_call_stmt): New prototype.
12785 * cgraph.c (cgraph_update_edges_for_call_stmt): New function.
12786 * tree-inline.c (fold_marked_statements): Call
12787 cgraph_update_edges_for_call_stmt if folding a call statement.
12788 * cgraphunit.c (verify_cgraph_node): Set cfun to this_cfun for
12789 debug_generic_stmt calls, reset it back afterwards.
12792 * c-decl.c (start_decl): Don't pedwarn about TREE_READONLY
12794 * c-typeck.c (build_external_ref): Don't pedwarn about
12795 static vars in current function's scope.
12797 2008-01-29 Joseph Myers <joseph@codesourcery.com>
12799 * config.gcc (i[34567]86-*-nto-qnx*): Remove deprecation.
12801 2008-01-29 Bernhard Fischer <aldot@gcc.gnu.org>
12804 * ipa-struct-reorg.c: Fix spelling.
12805 * params.def: Ditto.
12807 2008-01-29 Richard Guenther <rguenther@suse.de>
12809 PR middle-end/35006
12810 * tree-inline.h (struct copy_body_data): Add remapping_type_depth
12812 * tree-inline.c (remap_type): Increment remapping_type_depth
12813 around remapping types.
12814 (copy_body_r): Only add referenced variables if they are referenced
12815 from code, not types.
12817 2008-01-29 Douglas Gregor <doug.gregor@gmail.com>
12828 * c-pretty-print.c (pp_c_type_qualifier_list): Don't try to print
12829 qualifiers for an ERROR_MARK_NODE or a NULL_TREE.
12831 2008-01-28 Andy Hutchinson <hutchinsonandy@netscape.net>
12834 * config/avr/avr.c (expand_prologue): Use correct QI mode frame
12835 pointer for tiny stack.
12837 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12839 * doc/tree-ssa.texi: Add cindex PHI nodes and improve wording.
12841 2008-01-28 Bernhard Fischer <aldot@gcc.gnu.org>
12843 * config/vx-common.h: Fix typo in comment.
12845 2008-01-28 Ian Lance Taylor <iant@google.com>
12849 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Don't
12850 coalesce pointers if they have different DECL_NO_TBAA_P values.
12851 * tree-ssa-copy.c (may_propagate_copy): Don't propagate copies
12852 between variables with different DECL_NO_TBAA_P values.
12854 2008-01-28 Nathan Froyd <froydnj@codesourcery.com>
12857 * config/rs6000/rs6000.c (small_data_operand): Vectors and floats
12858 are not legitimate small data references on SPE targets.
12860 2008-01-28 David Daney <ddaney@avtrex.com>
12862 * doc/install.texi (mips-*-*): Recommend binutils 2.18.
12864 2008-01-28 David Daney <ddaney@avtrex.com>
12866 * doc/install.texi (--disable-libgcj-bc): Reword documentation.
12868 2008-01-27 Joseph Myers <joseph@codesourcery.com>
12870 * config.gcc (strongarm*-*, ep9312*-*, xscale*-*, parisc*-*,
12871 m680[012]0-*, *-*-beos*, *-*-kaos*, *-*-linux*aout*,
12872 *-*-linux*libc1*, *-*-solaris2.[0-6], *-*-solaris2.[0-6].*,
12873 *-*-sysv*, *-*-windiss*, alpha*-*-unicosmk*, cris-*-aout,
12874 hppa1.1-*-pro*, hppa1.1-*-osf*, hppa1.1-*-bsd*,
12875 i[34567]86-sequent-ptx4*, i[34567]86-*-nto-qnx*,
12876 i[34567]86-*-sco3.2v5*, i[34567]86-*-uwin*, powerpc-*-chorusos*,
12877 vax-*-bsd*, vax-*-ultrix*): Mark obsolete.
12879 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12881 * basic-block.h (condjump_equiv_p): Fix comment.
12883 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12885 * tree-pretty-print.c (print_generic_decl, print_generic_stmt,
12886 print_generic_stmt_indented): Fix comment.
12888 2008-01-27 Bernhard Fischer <aldot@gcc.gnu.org>
12890 * configure.ac (__stack_chk_fail): Add detecion for availability
12891 of SSP in uClibc by checking if __UCLIBC_HAS_SSP__ is defined.
12892 * configure: Regenerate.
12894 2008-01-26 Maxim Kuvyrkov <maxim@codesourcery.com>
12896 PR middle-end/34688
12897 * final.c (output_addr_const): Handle TRUNCATE.
12899 2008-01-26 Zdenek Dvorak <ook@ucw.cz>
12902 * tree-ssa-loop-ivopts.c (comp_cost): New type.
12903 (zero_cost, infinite_cost): New constants.
12904 (struct cost_pair): Change type of cost to comp_cost.
12905 (struct iv_ca): Change type of cand_use_cost and cost to comp_cost.
12906 (new_cost, add_costs, sub_costs, compare_costs, infinite_cost_p):
12908 (set_use_iv_cost, force_expr_to_var_cost, force_var_cost,
12909 split_address_cost, ptr_difference_cost, difference_cost,
12910 get_computation_cost_at, get_computation_cost,
12911 determine_use_iv_cost_generic, determine_use_iv_cost_address,
12912 determine_use_iv_cost_condition, determine_use_iv_costs,
12913 cheaper_cost_pair, iv_ca_recount_cost, iv_ca_set_no_cp,
12914 iv_ca_set_cp, iv_ca_cost, iv_ca_new, iv_ca_dump, iv_ca_extend,
12915 iv_ca_narrow, iv_ca_prune, try_improve_iv_set, find_optimal_iv_set):
12916 Change type of cost to comp_cost.
12917 (determine_iv_cost): Increase cost of non-original ivs, instead
12918 of decreasing the cost of original ones.
12919 (get_address_cost): Indicate the complexity of the addressing mode
12921 (try_add_cand_for): Prefer using ivs not specific to some object.
12922 * tree-flow.h (force_expr_to_var_cost): Declaration removed.
12924 2008-01-26 Peter Bergner <bergner@vnet.ibm.com>
12925 Janis Johnson <janis187@us.ibm.com>
12928 * doc/tm.texi (TARGET_EXPAND_TO_RTL_HOOK): Document.
12929 (TARGET_INSTANTIATE_DECLS): Likewise.
12930 * target.h (expand_to_rtl_hook): New target hook.
12931 (instantiate_decls): Likewise.
12932 * function.c (instantiate_decl): Make non-static. Rename to...
12933 (instantiate_decl_rtl): ... this.
12934 (instantiate_expr): Use instantiate_decl_rtl.
12935 (instantiate_decls_1): Likewise.
12936 (instantiate_decls): Likewise.
12937 (instantiate_virtual_regs: Call new instantiate_decls taget hook.
12938 * function.h (instantiate_decl_rtl): Add prototype.
12939 * cfgexpand.c (target.h): New include.
12940 (tree_expand_cfg): Call new expand_to_rtl_hook target hook.
12941 * target-def.h (TARGET_EXPAND_TO_RTL_HOOK): New define.
12942 (TARGET_INSTANTIATE_DECLS): Likewise.
12943 (TARGET_INITIALIZER): New target hooks added.
12944 * config/rs6000/rs6000-protos.h (rs6000_secondary_memory_needed_rtx):
12946 * config/rs6000/rs6000.c (tree-flow.h): New include.
12947 (machine_function): Add sdmode_stack_slot field.
12948 (rs6000_alloc_sdmode_stack_slot): New function.
12949 (rs6000_instantiate_decls): Likewise.
12950 (rs6000_secondary_memory_needed_rtx): Likewise.
12951 (rs6000_check_sdmode): Likewise.
12952 (TARGET_EXPAND_TO_RTL_HOOK): Target macro defined.
12953 (TARGET_INSTANTIATE_DECLS): Likewise.
12954 (rs6000_hard_regno_mode_ok): Allow SDmode.
12955 (num_insns_constant): Likewise. Handle _Decimal32 constants.
12956 (rs6000_emit_move): Handle SDmode.
12957 (function_arg_advance): Likewise.
12958 (function_arg): Likewise.
12959 (rs6000_gimplify_va_arg): Likewise. Add special handling of
12960 SDmode var args for 32-bit compiles.
12961 (rs6000_secondary_reload_class): Handle SDmode.
12962 (rs6000_output_function_epilogue): Likewise.
12963 (rs6000_function_value): Simplify if statement.
12964 (rs6000_libcall_value): Likewise.
12965 * config/rs6000/rs6000.h (SLOW_UNALIGNED_ACCESS): Handle SDmode.
12966 (SECONDARY_MEMORY_NEEDED_RTX): Add define.
12967 * config/rs6000/dfp.md (movsd): New define_expand and splitter.
12968 (movsd_hardfloat): New define_insn.
12969 (movsd_softfloat): Likewise.
12970 (movsd_store): Likewise.
12971 (movsd_load): Likewise.
12972 (extendsddd2): Likewise.
12973 (extendsdtd2): Likewise.
12974 (truncddsd2): Likewise.
12975 (movdd_hardfloat64): Fixup comment.
12976 (UNSPEC_MOVSD_LOAD): New constant.
12977 (UNSPEC_MOVSD_STORE): Likewise.
12979 2008-01-26 Jakub Jelinek <jakub@redhat.com>
12982 * c-pretty-print.c (pp_c_exclusive_or_expression): Handle
12984 (pp_c_logical_and_expression): Handle TRUTH_AND_EXPR.
12985 (pp_c_logical_or_expression): Handle TRUTH_OR_EXPR.
12986 (pp_c_expression): Handle TRUTH_AND_EXPR, TRUTH_OR_EXPR
12987 and TRUTH_XOR_EXPR.
12989 2008-01-26 David Edelsohn <edelsohn@gnu.org>
12992 * config.gcc: Separate AIX 5.3 from AIX 6.1.
12993 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
12994 __LONGDOUBLE128 too.
12995 * config/rs6000/aix61.h: New file.
12997 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
12999 PR rtl-optimization/34959
13000 * optabs.c (expand_unop): In libcall notes, give ffs, clz, ctz,
13001 popcount and parity rtxes the same mode as their operand.
13002 Truncate or extend the result to the return value's mode
13005 2008-01-26 Richard Sandiford <rsandifo@nildram.co.uk>
13008 * config/mips/mips-protos.h (mips_expand_call): Return an rtx.
13009 * config/mips/mips.h (FIRST_PSEUDO_REGISTER): Rename FAKE_CALL_REGNO
13010 to GOT_VERSION_REGNUM.
13011 (CALL_REALLY_USED_REGISTERS): Set the GOT_VERSION_REGNUM entry to 0.
13012 (EPILOGUE_USES): Include GOT_VERSION_REGNUM if TARGET_USE_GOT.
13013 * config/mips/mips.c (mips_emit_call_insn): New function.
13014 (mips_call_tls_get_addr): Call mips_expand_call directly.
13015 (mips16_copy_fpr_return_value): Use mips_emit_call_insn rather than
13017 (mips16_build_call_stub): Likewise. Return the call insn or null.
13018 (mips_expand_call): Update the call to mips16_build_call_stub
13019 accordingly and a remove redundant condition. Assert that MIPS16
13020 stubs do not use lazy binding. Use mips_emit_call_insn and return
13022 (mips_extra_live_on_entry): Include GOT_VERSION_REGNUM if
13024 (mips_hard_regno_mode_ok_p): Allow SImode for GOT_VERSION_REGNUM.
13025 (mips_avoid_hazard): Remove hazard_set handling.
13026 * config/mips/mips.md (UNSPEC_EH_RECEIVER): Rename to...
13027 (UNSPEC_RESTORE_GP): ...this.
13028 (UNSPEC_SET_GOT_VERSION, UNSPEC_UPDATE_GOT_VERSION): New constants.
13029 (FAKE_CALL_REGNO): Rename to...
13030 (GOT_VERSION_REGNUM): ...this.
13031 (type): Add "ghost" value. Add an associated insn reservation.
13032 (hazard_set): Remove.
13033 (exception_receiver): Rename to...
13034 (restore_gp): ...this and update the unspec identifier accordingly.
13035 (exception_receiver, nonlocal_got_receiver): New expanders.
13036 (load_call<mode>): Use GOT_VERSION_REGNUM. Don't set
13037 FAKE_CALL_REGNO. Remove hazard_set attribute.
13038 (set_got_version, update_got_version): New patterns.
13040 2008-01-26 Danny Smith <dannysmith@users.sourceforge.net>
13043 * config/i386/cygming.h (ASM_OUTPUT_LABELREF): Define.
13045 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13048 * doc/install.texi2html: Generate gcc-vers.texi.
13050 2008-01-25 DJ Delorie <dj@redhat.com>
13052 * config/m32c/m32c.h (ASM_PREFERRED_EH_DATA_FORMAT): Define.
13054 2008-01-25 Joseph Myers <joseph@codesourcery.com>
13056 * config/c4x: Remove directory.
13057 * config.gcc (crx-*, mt-*): Mark obsolete.
13058 (c4x-*, tic4x-*, c4x-*-rtems*, tic4x-*-rtems*, c4x-*, tic4x-*,
13059 h8300-*-rtemscoff*, ns32k-*-netbsdelf*, ns32k-*-netbsd*,
13060 sh-*-rtemscoff*): Remove cases.
13061 * defaults.h (C4X_FLOAT_FORMAT): Remove.
13062 * real.c (encode_c4x_single, decode_c4x_single,
13063 encode_c4x_extended, decode_c4x_extended, c4x_single_format,
13064 c4x_extended_format): Remove.
13065 * real.h (c4x_single_format, c4x_extended_format): Remove.
13066 * doc/extend.texi (interrupt, naked): Remove mention of attributes
13068 (Pragmas): Remove comment about c4x pragmas.
13069 * doc/install.texi (c4x): Remove target-specific instructions.
13070 * doc/invoke.texi (TMS320C3x/C4x Options): Remove.
13071 * doc/md.texi (Machine Constraints): Remove C4x documentation.
13072 * doc/tm.texi (MEMBER_TYPE_FORCES_BLK, c_register_pragma): Do not
13073 refer to C4x source files as examples.
13074 (C4X_FLOAT_FORMAT): Remove documentation.
13076 2008-01-25 Bernd Schmidt <bernd.schmidt@analog.com>
13078 * config/bfin/bfin.c (override_options): Reorder tests so that
13079 flag_pic gets enabled for -msep-data.
13081 2008-01-25 Richard Guenther <rguenther@suse.de>
13083 PR middle-end/32244
13084 * expr.c (expand_expr_real_1): Reduce result of LSHIFT_EXPR
13085 to its bitfield precision if required.
13087 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13089 PR middle-end/33880
13090 * tree-nested.c (walk_omp_for): New function.
13091 (convert_nonlocal_reference, convert_local_reference): Call
13092 walk_omp_for on OMP_FOR.
13093 (convert_call_expr): Call walk_body on OMP_FOR's
13094 OMP_FOR_PRE_INIT_BODY.
13096 2008-01-25 Richard Guenther <rguenther@suse.de>
13098 PR tree-optimization/34966
13099 * tree-ssa-math-opts.c (execute_cse_sincos_1): For all but
13100 default defs and PHI_NODEs we have to insert after the
13101 defining statement.
13103 2008-01-24 Nick Clifton <nickc@redhat.com>
13105 * config/stormy16/stormy16-lib2.c (MIN_UNITS_PER_WORD):
13106 Provide a default definition.
13107 (LIBGCC2_UNITS_PER_WORD): Likewise.
13109 * config/stormy16/stormy16.c: Include df.h for the prototype
13110 for df_regs_ever_live_p.
13111 (xstormy16_expand_builtin_va_start): Convert the stack offset
13112 into a component_ref and then use POINTER_PLUS_EXPR to add it
13113 to the incoming_virtual_args_rtx.
13114 (xstormy16_gimplify_va_arg_expr): Rename to
13115 xstormy16_gimplify_va_arg_expr.
13116 Use POINTER_PLUS_EXPR when performing pointer arithmetic.
13117 (TARGET_GIMPLIFY_VA_ARG_EXPR): Use renamed
13118 xstormy16_gimplify_va_arg_expr.
13119 Fix up some formatting issues.
13121 * config/stormy16/stormy16.c: (xstormy16_carry_plus_operand):
13122 Move to predicates.md.
13123 (xs_hi_general_operand): Likewise.
13124 (xs_hi_nonmemory_operand): Likewise.
13125 * config/stormy16/predicates.md:
13126 (xstormy16_carry_plus_operand): New predicate.
13127 (xs_hi_general_operand): New predicate.
13128 (xs_hi_nonmemory_operand): New predicate.
13129 * config/stormy16/stormy16-protos.h:
13130 (xstormy16_carry_plus_operand): Delete prototype.
13131 (xs_hi_general_operand): Likewise.
13132 (xs_hi_nonmemory_operand): Likewise.
13134 * config/storm16/stormy16.md (addhi3): Remove earlyclobber
13135 modifiers as they are no longer needed and they can trigger
13136 reload spill failures.
13138 * config/storm16/stormy16.md (ineqbranchsi): Replace match_dup
13139 with a match_operand in order to help reload.
13141 * config/storm16/stormy16.md (movhi_internal): Replace 'r'
13142 constraint with 'e' for the 8th alternative as this version of
13143 the mov.w instruction only accepts the lower 8 registers.
13145 2008-01-25 Uros Bizjak <ubizjak@gmail.com>
13148 * simplifx-rtx.c (simplify_const_binary_operation) [VEC_CONCAT]:
13149 Consider only CONST_INT, CONST_DOUBLE and CONST_FIXED as constant
13152 2008-01-25 Jakub Jelinek <jakub@redhat.com>
13154 PR middle-end/33333
13155 * gimplify.c (gimplify_omp_for): Gimplify OMP_FOR_PRE_BODY.
13157 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13159 * ipa-struct-reorg.c (remove_str_allocs_in_func, remove_str_allocs):
13161 (remove_structure): Update allocations list before removing structure.
13163 2008-01-25 Golovanevsky Olga <olga@il.ibm.com>
13165 * ipa-struct-reorg.c (is_safe_cond_expr,
13166 create_new_stmts_for_cond_expr): Use integer_zerop function,
13167 that recognize not only zero-pointer, but zero-integer too.
13169 2008-01-25 Ben Elliston <bje@au.ibm.com>
13172 * fixproto: Escape "." in sed expression that strips leading "./".
13174 2008-01-24 H.J. Lu <hongjiu.lu@intel.com>
13177 * gcc.c (SWITCH_OK): Removed.
13178 (SWITCH_LIVE): Changed to bit.
13179 (SWITCH_FALSE): Likewise.
13180 (SWITCH_IGNORE): Likewise.
13181 (switchstr): Change live_cond to unsigned int.
13182 (process_command): Replace SWITCH_OK with 0.
13183 (do_self_spec): Likewise.
13184 (set_collect_gcc_options): Check the SWITCH_IGNORE bit.
13185 (give_switch): Likewise.
13186 (used_arg): Likewise.
13187 (do_spec_1): Set the SWITCH_IGNORE bit.
13188 (check_live_switch): Check both SWITCH_LIVE and SWITCH_FALSE
13189 bits. Set the SWITCH_LIVE bit.
13191 2008-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
13193 * config/s390/s390.h (MOVE_RATIO): Define new target macro.
13195 2008-01-24 Richard Sandiford <rsandifo@nildram.co.uk>
13197 PR tree-optimization/34472
13198 * ipa-struct-reorg.c (safe_cond_expr_check): Change the DATA
13199 parameter to a "bool *" and set *DATA to false if there is
13200 an unsafe access. Do not delete the structure here.
13201 (check_cond_exprs): Delete it here instead.
13202 (check_cond_exprs, exclude_cold_structs): Do not increase
13203 I when removing a structure.
13205 2008-01-24 Uros Bizjak <ubizjak@gmail.com>
13208 * config/i386/i386.c (ix86_expand_vector_init): Consider only
13209 CONST_INT, CONST_DOUBLE and CONST_FIXED as constant vector elements.
13211 2008-01-24 Jakub Jakub Jelinek <jakub@redhat.com>
13213 PR middle-end/34934
13214 * tree-stdarg.c (reachable_at_most_once): Use VEC vector instead of
13215 a fixed vector for stack.
13217 2008-01-24 Ben Elliston <bje@au.ibm.com>
13220 * doc/gcc.texi (Software development): Add a direntry for g++.
13222 2008-01-23 Hans-Peter Nilsson <hp@axis.com>
13224 * config/cris/cris.h (CC1PLUS_SPEC, OPTIMIZATION_OPTIONS): Drop
13225 stale and straggling -fforce-addr comments above.
13227 * config/cris/cris.h (CRIS_SUBTARGET_VERSION, TARGET_VERSION): Don't
13229 * config/cris/linux.h (CRIS_SUBTARGET_VERSION): Don't define.
13230 * config/cris/aout.h (CRIS_SUBTARGET_VERSION): Don't define.
13232 2008-01-23 Michael Matz <matz@suse.de>
13235 * dwarf2out.c (force_type_die): Use modified_type_die instead of
13238 2008-01-23 Andreas Krebbel <krebbel1@de.ibm.com>
13240 * ipa-struct-reorg.c (create_new_malloc): Use pointer type as
13241 malloc result type.
13243 2008-01-23 Anatoly Sokolov <aesok@post.ru>
13245 * config/avr/avr.c (avr_current_arch): New variable.
13246 (avr_arch_types): Add 'avr31' and 'avr51' entries.
13247 (avr_arch): Add 'ARCH_AVR31' and 'ARCH_AVR51'.
13248 (avr_mcu_types): Add 'avr31' and 'avr51' architectures.
13249 (avr_override_options): Init 'avr_current_arch'.
13250 (base_arch_s): Move from here...
13251 * config/avr/avr.h (base_arch_s): ... here. Add new members
13252 'have_elpm', 'have_elpmx', 'have_eijmp_eicall', 'reserved'. Rename
13253 'mega' to 'have_jmp_call'.
13254 (TARGET_CPU_CPP_BUILTINS): Define "__AVR_HAVE_JMP_CALL__",
13255 "__AVR_HAVE_RAMPZ__", "__AVR_HAVE_ELPM__" and "__AVR_HAVE_ELPMX__"
13257 (LINK_SPEC, CRT_BINUTILS_SPECS, ASM_SPEC): Add 'avr31' and 'avr51'
13259 * config/avr/t-avr (MULTILIB_OPTIONS, MULTILIB_DIRNAMES,
13260 MULTILIB_MATCHES): (Ditto.).
13262 2008-01-23 Richard Guenther <rguenther@suse.de>
13264 PR middle-end/31529
13265 * cgraphunit.c (cgraph_reset_node): Always mark the node
13266 not reachable if it is not queued already.
13268 2008-01-23 Bernd Schmidt <bernd.schmidt@analog.com>
13270 * config/bfin/bfin-protos.h (WA_RETS, ENABLE_WA_RETS): New macros.
13271 * config/bfin/bfin.c (bfin_cpus): Add WA_RETS everywhere.
13272 (cputype_selected): New static variable.
13273 (bfin_handle_option): Set it if -mcpu is used.
13274 (override_option): Select default set of workarounds if no cpu type
13275 selected on the command line.
13276 (workaround_rts_anomaly): Only run if ENABLE_WA_RETS.
13278 From Michael Frysinger <michael.frysinger@analog.com>
13279 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Add
13280 BFIN_CPU_BF547, BFIN_CPU_BF523, BFIN_CPU_BF524, and BFIN_CPU_BF526.
13282 * config/bfin/elf.h (LIB_SPEC): Use proper linker script
13283 for bf547, bf523, bf524, and bf526.
13284 * config/bfin/bfin.c (bfin_cpus[]): Add bf547, bf523, bf524, and
13286 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
13287 __ADSPBF523__ for bf523, __ADSPBF524__ for bf524,
13288 __ADSPBF526__ for bf526, __ADSPBF52x__ for all three, as well as
13289 __ADSPBF547__ and __ADSPBF54x__ for bf547.
13290 * doc/invoke.texi (Blackfin Options): Document that
13291 -mcpu now accept bf547, bf523, bf524, and bf526.
13293 2008-01-22 Eric Botcazou <ebotcazou@adacore.com>
13295 PR rtl-optimization/34628
13296 * combine.c (try_combine): Stop and undo after the first combination
13297 if an autoincrement side-effect on the first insn has effectively
13300 2008-01-22 David Edelsohn <edelsohn@gnu.org>
13303 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
13304 Offset addresses are not valid for Altivec or paired float modes.
13306 2008-01-22 Jakub Jelinek <jakub@redhat.com>
13309 * c-parser.c (c_parser_omp_for_loop): Don't call c_finish_omp_for
13310 if DECL_INITIAL (decl) is error_mark_node.
13313 * c-common.c (handle_vector_size_attribute): Only allow
13314 integral, scalar float and fixed point types. Handle OFFSET_TYPE
13315 the same way as pointer, array etc. types.
13316 * tree.c (reconstruct_complex_type): Handle OFFSET_TYPE.
13319 * tree.c (build_type_attribute_qual_variant): Call
13320 build_qualified_type if attributes are equal, but quals are not.
13322 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13325 * doc/invoke.texi (-Wall): -Wall enables -Wstrict-overflow=1.
13326 * flags.h (warn_strict_aliasing): Remove.
13327 (warn_strict_overflow): Remove.
13328 * opts.c (warn_strict_aliasing): Remove.
13329 (warn_strict_overflow): Remove.
13330 * c-opts.c (c_common_handle_option): -Wall only sets
13331 -Wstrict-aliasing or -Wstrict-overflow if they are uninitialized.
13332 (c_common_post_options): Give default values to -Wstrict-aliasing
13333 and -Wstrict-overflow if they are uninitialized.
13334 * common.opt (Wstrict-aliasing): Specify Var and Init.
13335 (Wstrict-overflow): Likewise.
13337 2008-01-22 Kenneth Zadeck <zadeck@naturalbridge.com>
13339 PR rtl-optimization/26854
13340 PR rtl-optimization/34400
13341 PR rtl-optimization/34884
13342 * ddg.c (create_ddg_dep_from_intra_loop_link): Use
13344 * df.h (df_changeable_flags.DF_RD_NO_TRIM): Deleted
13345 (df_rd_bb_info.expanded_lr_out): Deleted
13346 * loop_invariant.c (find_defs): Deleted DF_RD_NO_TRIM flag.
13347 * loop_iv.c (iv_analysis_loop_init): Ditto. * df-problems.c
13348 (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13349 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13350 Removed code to allocate, initialize or free expanded_lr_out.
13351 (df_rd_bb_local_compute_process_def): Restructured to make more
13353 (df_rd_confluence_n): Removed code to no apply invalidate_by_call
13354 sets if the sets are being trimmed.
13356 2008-01-22 H.J. Lu <hongjiu.lu@intel.com>
13359 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
13360 (as_vers): Likewise.
13361 * configure: Regenerated.
13363 2008-01-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13365 PR middle-end/33092
13366 * tree-pass.h (pass_build_alias): New pass.
13367 * tree-ssa-alias.c (gate_build_alias): New.
13368 (pass_build_alias): New.
13369 * passes.c (init_optimization_passes): Add pass_build_alias after
13370 pass_create_structure_vars.
13372 2008-01-22 Wolfgang Gellerich <gellerich@de.ibm.com>
13374 * config/s390/s390.h (S390_TDC_POSITIVE_NORMALIZED_NUMBER):
13375 Renamed to S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER.
13376 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): Renamed to
13377 S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER.
13378 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): Renamed to
13379 S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER.
13380 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): Renamed to
13381 S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER.
13382 (S390_TDC_POSITIVE_NORMALIZED_BFP_NUMBER): New constant.
13383 (S390_TDC_NEGATIVE_NORMALIZED_BFP_NUMBER): New constant.
13384 (S390_TDC_POSITIVE_DENORMALIZED_BFP_NUMBER): New constant.
13385 (S390_TDC_NEGATIVE_DENORMALIZED_BFP_NUMBER): New constant.
13386 * config/s390/s390.md (FP_ALL): New mode iterator.
13387 (_d): New mode attribute.
13388 ("*signbit<mode>2>"): Changed mode of first operand.
13389 ("isinf<mode>2"): Changed mode of first operand.
13390 ("*TDC_insn"): Adaptation for DFP modes.
13392 2008-01-22 Ben Elliston <bje@au.ibm.com>
13394 * tree.c (check_qualified_type): Improve function description.
13396 2008-01-21 Jason Merrill <jason@redhat.com>
13399 * tree.h (TRY_CATCH_IS_CLEANUP): New macro.
13400 * tree-eh.c (honor_protect_cleanup_actions): Strip TRY_CATCH_EXPR
13403 2008-01-21 DJ Delorie <dj@redhat.com>
13405 * doc/tm.texi (HARD_REGNO_NREGS): Note that this macro must not
13408 2008-01-21 Richard Guenther <rguenther@suse.de>
13410 PR middle-end/34856
13411 * tree-cfg.c (verify_expr): Allow all invariant expressions
13412 instead of just constant class ones as reference argument.
13413 * tree-ssa-loop-im.c (for_each_index): Handle CONSTRUCTOR
13414 like any other constant.
13415 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Likewise.
13417 2008-01-21 H.J. Lu <hongjiu.lu@intel.com>
13419 * regmove.c (fixup_match_1): Update call crossed frequencies.
13421 2008-01-21 Richard Guenther <rguenther@suse.de>
13424 * tree-inline.c (setup_one_parameter): Deal with mismatched
13425 types using a VIEW_CONVERT_EXPR.
13427 2008-01-21 Alon Dayan <alond@il.ibm.com>
13428 Olga Golovanevsky <olga@il.ibm.com>
13430 PR tree-optimization/34701
13431 * ipa-struct-reorg.c (gen_size): Fix the malloc parameter calculation
13432 when the structure size is not a power of 2.
13434 2008-01-20 Kenneth Zadeck <zadeck@naturalbridge.com>
13436 * doc/install.texi: Add doc for --enable-checking=df.
13438 2008-01-20 Kaz Kojima <kkojima@gcc.gnu.org>
13440 PR rtl-optimization/34808
13441 * emit-rtl.c (try_split): Handle REG_RETVAL notes.
13443 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13445 * global.c (find_reg): Only compute EH_RETURN_DATA_REGNO once per
13448 2008-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
13450 PR rtl-optimization/26854
13451 PR rtl-optimization/34400
13452 * ddg.c (create_ddg_dep_from_intra_loop_link): Do not use
13454 * df.h (df_changeable_flags.DF_RD_NO_TRIM): New.
13455 (df_rd_bb_info.expanded_lr_out): New.
13456 * loop_invariant.c (find_defs): Added DF_RD_NO_TRIM flag.
13457 * loop_iv.c (iv_analysis_loop_init): Ditto.
13458 * df-problems.c (df_rd_free_bb_info, df_rd_alloc, df_rd_confluence_n,
13459 df_rd_bb_local_compute, df_rd_transfer_function, df_rd_free):
13460 Added code to allocate, initialize or free expanded_lr_out.
13461 (df_rd_bb_local_compute_process_def): Restructured to make
13462 more understandable.
13463 (df_rd_confluence_n): Add code to do nothing with fake edges and
13464 code to no apply invalidate_by_call sets if the sets are being trimmed.
13465 (df_lr_local_finalize): Renamed to df_lr_finalize.
13466 (df_live_local_finalize): Renamed to df_live_finalize.
13468 2008-01-20 Richard Sandiford <rsandifo@nildram.co.uk>
13471 * config/mips/mips.md (div<mode>3): Use <recip_condition> when
13472 deciding whether to use reciprocal instructions.
13474 2008-01-19 Uros Bizjak <ubizjak@gmail.com>
13476 * dwarf2out.c (dwarf2out_switch_text_section): Do not call
13477 dwarf2out_note_section_used if cold_text_section is NULL.
13479 2008-01-19 Jakub Jelinek <jakub@redhat.com>
13481 PR gcov-profile/34610
13482 * tree-cfg.c (make_edges): Mark both outgoing edges from
13483 OMP_CONTINUE and from OMP_FOR as EDGE_ABNORMAL.
13484 * omp-low.c (expand_omp_for): Clear EDGE_ABNORMAL bits
13485 from OMP_FOR and OMP_CONTINUE outgoing edges.
13487 * tree-profile.c (tree_profiling): Return early if
13488 cfun->after_tree_profile != 0. Set cfun->after_tree_profile
13490 * omp-low.c (expand_omp_parallel): Copy after_tree_profile
13491 from cfun to child_cfun.
13492 * function.h (struct function): Add after_tree_profile bit.
13494 2008-01-19 Anatoly Sokolov <aesok@post.ru>
13496 * config/avr/avr.S (_exit): Disable interrupt.
13498 2008-01-18 Kenneth Zadeck <zadeck@naturalbridge.com>
13499 Steven Bosscher <stevenb.gcc@gmail.com>
13501 PR rtl-optimization/26854
13502 PR rtl-optimization/34400
13503 * df-problems.c (df_live_scratch): New scratch bitmap.
13504 (df_live_alloc): Allocate df_live_scratch when doing df_live.
13505 (df_live_reset): Clear the proper bitmaps.
13506 (df_live_bb_local_compute): Only process the artificial defs once
13507 since the order is not important.
13508 (df_live_init): Init the df_live sets only with the variables
13509 found live by df_lr.
13510 (df_live_transfer_function): Use the df_lr sets to prune the
13511 df_live sets as they are being computed.
13512 (df_live_free): Free df_live_scratch.
13514 2008-01-18 Ian Lance Taylor <iant@google.com>
13516 * common.opt: Add fmerge-debug-strings.
13517 * dwarf2out.c (DEBUG_STR_SECTION_FLAGS): Test
13518 flag_merge_debug_strings rather than flag_merge_constants.
13519 * doc/invoke.texi (Option Summary): Mention
13520 -fmerge-debug-strings.
13521 (Debugging Options): Document -fmerge-debug-strings.
13523 2008-01-18 Ian Lance Taylor <iant@google.com>
13526 * tree.h (DECL_IS_OPERATOR_NEW): Define.
13527 (struct tree_function_decl): Add new field operator_new_flag.
13528 * tree-inline.c (expand_call_inline): When inlining a call to
13529 operator new, force the return value to go into a variable, and
13530 set DECL_NO_TBAA_P on that variable.
13531 * c-decl.c (merge_decls): Merge DECL_IS_OPERATOR_NEW flag.
13533 2008-01-18 Uros Bizjak <ubizjak@gmail.com>
13536 * dwarf2out.c (dwarf2out_switch_text_section): Do not guard with
13537 DWARF2_DEBUGGING_INFO.
13538 (dwarf2out_note_section_used): Ditto. Add prototype.
13539 (have_multiple_function_sections, text_section_used,
13540 cold_text_section_used, *cold_text_sections): Move declarations
13543 2008-01-17 Bob Wilson <bob.wilson@acm.org>
13545 * config/xtensa/unwind-dw2-xtensa.h (_Unwind_FrameState): Remove pc
13546 field and add signal_ra.
13547 * config/xtensa/unwind-dw2-xtensa.c (uw_frame_state_for): Remove
13548 assignments to frame state pc. Move end of stack check after
13549 MD_FALLBACK_FRAME_STATE_FOR.
13550 (uw_update_context_1): Use frame state signal_regs if set, instead
13551 of checking signal_frame flag.
13552 (uw_update_context): Use frame state signal_ra if set.
13553 * config/xtensa/linux.h (MD_UNWIND_SUPPORT): Define.
13554 * config/xtensa/linux-unwind.h: New file.
13556 2008-01-18 Bernhard Fischer <aldot@gcc.gnu.org>
13558 * modulo-sched.c (get_sched_window): Fix comment typo.
13560 2008-01-17 Andrew MacLeod <amacleod@redhat.com>
13562 PR tree-optimization/34648
13563 * tree-ssa-sccvn.c (visit_use): Expressions which can throw are varying.
13565 2008-01-17 Anatoly Sokolov <aesok@post.ru>
13567 * config/avr/avr.h (LINK_SPEC): Support -mrelax and -mpmem-wrap-around.
13568 * config/avr/avr.opt (mrelax, mpmem-wrap-around): Add.
13570 2008-01-17 Seongbae Park <seongbae.park@gmail.com>
13572 PR rtl-optimization/34400
13573 * df-core.c (df_worklist_dataflow_overeager,
13574 df_worklist_dataflow_doublequeue): New functions.
13575 (df_worklist_dataflow): Two different worklist solvers.
13576 * params.def (PARAM_DF_DOUBLE_QUEUE_THRESHOLD_FACTOR):
13579 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13582 * doc/invoke.texi: Document the dependence on pthread for fopenmp
13583 and ftree-parallelize-loops.
13585 2008-01-17 Mircea Namolaru <namolaru@il.ibm.com>
13587 PR rtl-optimization/34826
13588 * loop-doloop (doloop_modify): Update the REG_BR_PROB note.
13590 2008-01-17 Andreas Krebbel <krebbel1@de.ibm.com>
13592 * global.c (find_reg): Mark the eh regs as used if necessary.
13593 * ra-conflict.c (global_conflicts): Set no_eh_reg flag.
13594 * ra.h (struct allocno): no_eh_reg field added. Changed
13595 no_stack_reg type to bitfield.
13597 2008-01-17 Eric Botcazou <ebotcazou@adacore.com>
13599 * tree.c (substitute_in_expr): Add missing 'break'.
13601 2008-01-17 Richard Guenther <rguenther@suse.de>
13603 PR tree-optimization/34825
13604 * tree-ssa-math-opts.c (is_division_by): Do not recognize
13605 x / x as division to handle.
13607 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13609 * pa64-hpux.h (LIB_SPEC): Add "-lpthread" in shared links if "-mt" or
13610 "-pthread" is specified.
13611 * pa-hpux11.h (LIB_SPEC): Likewise.
13613 2008-01-16 Janis Johnson <janis187@us.ibm.com>
13614 Peter Bergner <bergner@vnet.ibm.com>
13616 PR rtl-optimization/33796
13617 * sparseset.c (sparseset_alloc): Use xcalloc rather than xmalloc.
13619 2008-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13621 PR libgfortran/34699
13622 * pa-hpux.h (LINK_SPEC): Only search /lib/pa1.1 and /usr/lib/pa1.1 on
13624 * pa-hpux10.h (LINK_SPEC): Likewise.
13625 * pa-hpux11.h (LINK_SPEC): Don't search /lib/pa1.1 and /usr/lib/pa1.1.
13627 2008-01-16 Richard Guenther <rguenther@suse.de>
13629 PR middle-end/32628
13630 * fold-const.c (fold_convert_const_int_from_int): Do not
13631 set overflow if that occured only because of a sign extension
13632 change when converting from/to a sizetype with the same
13633 precision and signedness.
13635 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13638 * dwarf2out.c (output_call_frame_info): Move output of FDE initial
13639 location address to the correct place. Update copyright year.
13641 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13643 * lambda-code.c (lambda_transform_legal_p): Handle the case of
13644 no dependences in the dependence_relations vector.
13646 2008-01-16 Jan Hubicka <jh@suse.cz>
13648 PR rtl-optimization/31396
13649 * regstat.c (regstat_bb_compute_ri): Compute FREQ_CALLS_CROSSED.
13650 * cfg.c (dump_reg_info): Print it.
13651 * regs.h (struct reg_info_t): add freq_calls_crossed.
13652 (REG_FREQ_CALLS_CROSSED): New macro.
13653 * global.c (global_alloc): Compute freq_calls_crossed for allocno.
13654 (find_reg): Update call of CALLER_SAVE_PROFITABLE.
13655 * regmove.c (optimize_reg_copy_1, optimize_reg_copy_2, fixup_match_2,
13656 regmove_optimize): Update call crossed frequencies.
13657 * local-alloc.c (struct qty): Add freq_calls_crossed.
13658 (alloc_qty): Copute freq_calls_crossed.
13659 (update_equiv_regs, combine_regs): Update REG_FREQ_CALLS_CROSSED.
13660 (find_free_reg): Update call of CALLER_SAVE_PROFITABLE.
13661 * ra.h (struct allocno): Add freq_calls_crossed.
13663 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13665 * gcc.c (LINK_COMMAND_SPEC): Add includes and link options for
13666 libgomp when compiling with ftree-parallelize-loops.
13667 (GOMP_SELF_SPECS): Add -pthread for ftree-parallelize-loops.
13669 2008-01-16 Richard Guenther <rguenther@suse.de>
13671 PR tree-optimization/34769
13672 * tree-data-ref.c (initialize_matrix_A): Revert fix for PR34458.
13673 * tree.c (int_cst_value): Instead make this function more
13674 permissive in what it accepts as valid input. Document this
13675 function always sign-extends the value.
13677 2008-01-16 Jakub Jelinek <jakub@redhat.com>
13678 Richard Guenther <rguenther@suse.de>
13681 * gimplify.c (fold_indirect_ref_rhs): Rename to ...
13682 (gimple_fold_indirect_ref_rhs): ... this.
13683 (gimple_fold_indirect_ref): New function with foldings
13684 that preserve lvalueness.
13685 (gimplify_modify_expr_rhs): Call gimple_fold_indirect_ref_rhs.
13686 * tree-flow.h (gimple_fold_indirect_ref): Declare.
13687 * tree-inline.c (copy_body_r): Use gimple_fold_indirect_ref
13688 to fold an INDIRECT_REF, fall back to the old use of
13689 fold_indirect_ref_1.
13691 2008-01-16 Sebastian Pop <sebastian.pop@amd.com>
13693 * tree-data-ref.c (subscript_dependence_tester_1): Call
13694 free_conflict_function.
13695 (compute_self_dependence): Same.
13697 2008-01-16 Uros Bizjak <ubizjak@gmail.com>
13700 * debug.h (dwarf2out_switch_text_section): Move declaration from ...
13701 * dwarf2out.c (dwarf2out_switch_text_section): ... here. Make
13703 * final.c (final_scan_insn) [NOTE_INSN_SWITCH_TEXT_SECTIONS]:
13704 Depending on dwarf2out_do_frame, call dwarf2out_switch_text_section
13705 for DWARF2_UNWIND_INFO targets.
13707 2008-01-16 Richard Guenther <rguenther@suse.de>
13710 * c-typeck.c (common_pointer_type): Do not merge inconsistent
13711 type qualifiers for function types.
13713 2008-01-15 Jerry DeLisle <jvdelisle@gcc.gnu.org>
13715 * tree-parloops.c (gen_parallel_loop): Fix ommision of declaration for
13716 loop_iterator li from previous commit.
13718 2008-01-15 Sebastian Pop <sebastian.pop@amd.com>
13720 * tree-parloops.c (gen_parallel_loop): Free loop bound estimations.
13722 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13724 * tree-parloops.c (loop_has_blocks_with_irreducible_flag): New.
13725 (parallelize_loops): Don't parallelize irreducible components.
13727 2008-01-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
13730 * c-opts (c_common_post_options): Do not enable CPP
13731 flag_pedantic_errors by default.
13733 2008-01-14 Eric Botcazou <ebotcazou@adacore.com>
13735 PR rtl-optimization/31944
13736 * cse.c (remove_pseudo_from_table): New function.
13737 (merge_equiv_classes): Use above function to remove pseudo-registers.
13738 (invalidate): Likewise.
13740 2008-01-13 Richard Guenther <rguenther@suse.de>
13742 PR middle-end/34601
13743 * emit-rtl.c (set_reg_attrs_for_decl_rtl): Use DECL_MODE
13744 instead of TYPE_MODE to deal with calls from expand_one_error_var.
13746 2008-01-13 Uros Bizjak <ubizjak@gmail.com>
13748 * gcse.c (cprop_jump): Call validate_unshare_change instead of
13749 validate_change to unshare the source of the PC set.
13751 2008-01-12 Jan Hubicka <jh@suse.cz>
13753 PR middle-end/32135
13754 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Do not construct
13755 references above array bounds. This might trigger bounds checks for
13756 pointers to arrays.
13758 2008-01-12 Sebastian Pop <sebastian.pop@amd.com>
13760 * tree-ssa-ter.c (free_temp_expr_table): Free num_in_part and
13761 new_replaceable_dependencies.
13763 2008-01-12 Doug Kwan <dougkwan@google.com>
13765 * c-decl.c: (grokdeclarator): Use OPT_Wignored_qualifiers
13766 instead of OPT_Wreturn_type in warning due to ignored return type
13768 * c-opt.c (c_common_post_option): Add -Wignored-qualifiers to
13769 options included in -Wextra.
13770 * c.opt: New option -Wignored_qualifiers.
13771 * doc/invoke.texi (Warning Options, -Wextra): Add new option
13772 -Wignore_qualifiers.
13773 (-Wignored-qualifiers): Document.
13774 (-Wreturn-type): Remove description of functionality now handled
13775 by -Wignored-qualifiers.
13777 2008-01-12 Eric Botcazou <ebotcazou@adacore.com>
13780 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Fold an existing
13781 NOP_EXPR if it is between integral types with the same precision.
13783 2008-01-12 Jan Hubicka <jh@suse.cz>
13786 * invoke.texi (max-inline-recursive-depth): Fix default value.
13788 2008-01-12 Zdenek Dvorak <ook@ucw.cz>
13790 * tree-parloops.c (transform_to_exit_first_loop): Cast nit to the
13793 2008-01-11 Bob Wilson <bob.wilson@acm.org>
13795 * config/xtensa/xtensa.c (override_options): Set flag_shlib.
13797 2008-01-11 James E. Wilson <wilson@specifix.com>
13800 * config/vax/elf.h (FRAME_POINTER_CFA_OFFSET): Define.
13802 2008-01-11 Anatoly Sokolov <aesok@post.ru>
13804 * config/avr/avr.c (expand_prologue, expand_epilogue): Don't
13805 save/restore frame pointer register and don't use 'call-prologues'
13806 optimization in function with "OS_task" attribute.
13808 2008-01-11 Eric Botcazou <ebotcazou@adacore.com>
13810 PR middle-end/31309
13811 * expr.c (copy_blkmode_from_reg): Use a mode suited to the size
13812 when copying to memory.
13814 2008-01-11 Steven Bosscher <stevenb.gcc@gmail.com>
13816 PR rtl-optimization/30905
13817 * cfgcleanup.c: Include dce.h
13818 (crossjumps_occured): New global variable.
13819 (try_crossjump_bb): Exit loop after finding a fallthru edge.
13820 If something changed, set crossjumps_occured to true.
13821 (try_optimize_cfg): Clear crossjumps_occured at the beginning.
13822 Don't add/remove fake edges to exit here...
13823 (cleanup_cfg): ...but do it here, when crossjumping.
13824 Run a fast DCE when successful crossjumps occured in the latest
13825 iteration of try_optimize_cfg.
13827 2008-01-11 Richard Guenther <rguenther@suse.de>
13829 * tree-ssa-sccvn.c (struct vn_binary_op_s): Move hashcode near opcode.
13830 (struct vn_unary_op_s): Likewise.
13831 (vn_reference_insert): Free old reference on hash collision.
13833 2008-01-10 Raksit Ashok <raksit@google.com>
13835 PR rtl-optimization/27971
13836 * combine.c (find_split_point): Split PLUS expressions which are
13837 inside a MEM rtx, and whose first operand is complex.
13839 2008-01-10 DJ Delorie <dj@redhat.com>
13841 * config/m32c/m32c.c (m32c_hard_regno_nregs_1): Renamed from...
13842 (m32c_hard_regno_nregs): ...this, which is now a wrapper.
13843 (m32c_hard_regno_ok): Call the underlying function.
13845 2008-01-10 Richard Guenther <rguenther@suse.de>
13847 PR middle-end/34683
13848 * tree-cfg.c (tree_merge_blocks): Do not go through the
13849 full-blown folding and stmt updating path if we just deal
13850 with virtual operands.
13851 * tree-ssa-copy.c (may_propagate_copy): Do not short-cut
13852 test for abnormal SSA_NAMEs.
13854 2008-01-10 Andreas Krebbel <krebbel1@de.ibm.com>
13856 PR middle-end/34641
13857 * reload.c (push_reload): Add assertions. All constants from
13858 reg_equiv_constant should have been used for replacing the respective
13860 (find_reloads_address): Invoke find_reloads_address_part for
13861 constant taken from the reg_equiv_constant array.
13863 2008-01-10 Steven Bosscher <stevenb.gcc@gmail.com>
13865 * tree-ssa-sccvn.h (struct vn_ssa_aux): Make the most accessed
13866 field (valnum) the first in the struct. Replace bools with
13869 2008-01-10 Richard Guenther <rguenther@suse.de>
13871 PR tree-optimization/34651
13872 * tree-sra.c (sra_build_assignment): Sanitize. Use the correct
13873 types and ordering for masking and converting.
13875 2008-01-09 Sebastian Pop <sebastian.pop@amd.com>
13877 PR tree-optimization/34017
13878 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Generate code
13879 also for PHI_NODE expressions.
13881 2008-01-09 Jan Hubicka <jh@suse.cz>
13883 PR tree-optimization/34708
13884 * tree-inline.c (estimate_num_insns_1): Compute cost of SWITCH_EXPR
13885 based on number of case labels.
13886 (init_inline_once): Remove switch_cost.
13887 * tree-inline.h (eni_weights_d): Remove switch_cost.
13889 2008-01-09 Richard Guenther <rguenther@suse.de>
13890 Andrew Pinski <andrew_pinski@playstation.sony.com>
13892 PR middle-end/30132
13893 * gimplify.c (gimplify_cond_expr): Do not create an addressable
13894 temporary if an rvalue is ok or an lvalue is not required.
13896 2008-01-09 Richard Guenther <rguenther@suse.de>
13898 PR middle-end/34458
13899 * tree-data-ref.c (initialize_matrix_A): Use tree_low_cst,
13900 adjust return type.
13902 2008-01-09 Richard Guenther <rguenther@suse.de>
13904 PR middle-end/34679
13905 * tree.c (host_integerp): Check for sizetype only if the
13906 type is an integer type.
13908 2008-01-09 Steven Bosscher <stevenb.gcc@gmail.com>
13911 * opts.c (decode_options): Disable inlining of functions called
13912 once if not in unit-at-a-time mode.
13914 2008-01-09 Alexandre Oliva <aoliva@redhat.com>
13916 * Makefile.in (dse.o): Remove duplicate $(RECOG_H) dependency.
13918 2008-01-08 Richard Guenther <rguenther@suse.de>
13920 PR middle-end/31863
13921 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Bail
13922 out early if the result will be unused.
13924 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13929 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
13930 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
13933 2008-01-08 Jan Sjodin <jan.sjodin@amd.com>
13935 * config/i386/i386.c (k8_cost, amdfam10_cost): Branch costs
13936 for vectorization tuned.
13938 2008-01-08 Richard Guenther <rguenther@suse.de>
13940 PR tree-optimization/34683
13941 * tree-ssa-operands.c (operand_build_cmp): Export.
13942 * tree-ssa-operands.h (operand_build_cmp): Declare.
13943 * tree-vn.c (vuses_compare): Remove.
13944 (sort_vuses): Use operand_build_cmp.
13945 (sort_vuses_heap): Likewise.
13946 * tree-ssa-sccvn.c (vuses_to_vec): Use VEC_reserve, not VEC_alloc
13947 to re-use old VEC if available. Do not sort already sorted VUSEs.
13948 (vdefs_to_vec): Do not sort already sorted VDEFs.
13950 2008-01-08 Jakub Jelinek <jakub@redhat.com>
13952 PR middle-end/34694
13953 * omp-low.c (copy_var_decl): Copy also DECL_SOURCE_LOCATION.
13955 2008-01-08 Uros Bizjak <ubizjak@gmail.com>
13958 * doc/invoke.texi (i386 and x86-64 Options) [mrecip]: Document
13959 limitations of reciprocal sequences on x86 targets.
13961 2008-01-08 Richard Guenther <rguenther@suse.de>
13963 PR tree-optimization/34683
13964 * tree-flow-inline.h (var_ann): Remove overzealous asserts.
13966 2008-01-07 Jakub Jelinek <jakub@redhat.com>
13969 * config/darwin.c (darwin_mergeable_string_section): Don't use
13970 .cstring if int_size_in_bytes != TREE_STRING_LENGTH.
13972 2008-01-07 Uros Bizjak <ubizjak@gmail.com>
13975 * config/i386/i386.md (neg<mode>2): Rename from negsf2, negdf2 and
13976 negxf2. Macroize expander using X87MODEF mode iterator. Change
13977 predicates of op0 and op1 to register_operand.
13978 (abs<mode>2): Rename from abssf2, absdf2 and negxf2. Macroize
13979 expander using X87MODEF mode iterator. Change predicates of
13980 op0 and op1 to register_operand.
13981 ("*absneg<mode>2_mixed", "*absneg<mode>2_sse"): Rename from
13982 corresponding patterns and macroize using MODEF macro. Change
13983 predicates of op0 and op1 to register_operand and remove
13984 "m" constraint. Disparage "r" alternative with "!".
13985 ("*absneg<mode>2_i387"): Rename from corresponding patterns and
13986 macroize using X87MODEF macro. Change predicates of op0 and op1
13987 to register_operand and remove "m" constraint. Disparage "r"
13988 alternative with "!".
13989 (absneg splitter with memory operands): Remove.
13990 ("*neg<mode>2_1", "*abs<mode>2_1"): Rename from corresponding
13991 patterns and macroize using X87MODEF mode iterator.
13992 * config/i386/sse.md (negv4sf2, absv4sf2, neg2vdf2, absv2df2):
13993 Change predicate of op1 to register_operand.
13994 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Remove support
13995 for memory operands.
13997 2008-01-07 Nathan Froyd <froydnj@codesourcery.com>
13999 * config/rs6000/rs6000.h (ASM_CPU_SPEC): Add clause for mcpu=8548.
14001 2008-01-07 Richard Guenther <rguenther@suse.de>
14003 * basic-block.h (struct edge_def): Pair dest_idx with goto_locus
14006 2008-01-07 Richard Guenther <rguenther@suse.de>
14008 PR tree-optimization/34683
14009 * tree-ssa-sccvn.c (vuses_to_vec): Pre-allocate the vector of
14010 VOPs of the needed size to save memory. Use VEC_quick_push
14011 to save compile-time.
14012 (vdefs_to_vec): Likewise.
14014 2008-01-07 Sa Liu <saliu@de.ibm.com>
14016 * config/spu/spu.md (divdf3): Genetate inline code for double
14017 division. The implementation doesn't handle INF or NAN, therefore it
14018 only applies when -ffinite-math-only is given.
14020 2008-01-06 Paolo Carlini <pcarlini@suse.de>
14023 * c-cppbuiltin.c (c_cpp_builtins): Define __GXX_RTTI, if appropriate.
14024 * doc/cpp.texi ([Common Predefined Macros]): Document.
14026 2008-01-06 Uros Bizjak <ubizjak@gmail.com>
14028 * config/i386/i386.c (ix86_emit_swsqrtsf): Use negative constants in
14029 order to use commutative addition instead of subtraction.
14031 2008-01-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
14032 Mircea Namolaru <namolaru@il.ibm.com>
14033 Vladimir Yanovsky <yanov@il.ibm.com>
14034 Revital Eres <eres@il.ibm.com>
14036 PR tree-optimization/34263
14037 * tree-outof-ssa.c (process_single_block_loop_latch,
14038 contains_tree_r): New functions.
14039 (analyze_edges_for_bb): Call process_single_block_loop_latch
14040 function to empty single-basic-block latch block if possible.
14042 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14044 * config/i386/i386.c (ix86_builtin_reciprocal): Remove check
14046 (ix86_emit_swsqrtsf): Do not filter out infinity for rsqrt expansion.
14048 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14050 * c-omp.c (check_omp_for_incr_expr): Handle CONVERT_EXPR.
14052 2008-01-05 Richard Sandiford <rsandifo@nildram.co.uk>
14054 * config/mips/mips.c (mips_in_small_data_p): Reinstate size > 0 check.
14056 2008-01-05 Jakub Jelinek <jakub@redhat.com>
14058 PR tree-optimization/34618
14059 * tree-outof-ssa.c (create_temp): Copy over DECL_GIMPLE_REG_P
14062 2008-01-05 Uros Bizjak <ubizjak@gmail.com>
14065 * config/i386/i386.c (ix86_emit_swsqrtsf): Swap input operands
14066 in the call to gen_rtx_NE. Remove unneeded VECTOR_MODE_P check.
14067 Update copyright year.
14069 * config/i386/i386.md (rsqrtsf2): Enable for TARGET_SSE_MATH.
14070 Update copyright year.
14071 * config/i386/sse.md (rsqrtv4sf2): Ditto. Unconditionally expand
14074 2008-01-05 Zhouyi Zhou <zhouzhouyi@FreeBSD.org>
14076 * tree-vrp.c (find_conditional_asserts): Remove redundant check that
14077 edge does not point to current bb before changing need_assert.
14079 2008-01-04 Richard Guenther <rguenther@suse.de>
14081 PR middle-end/34029
14082 * tree-cfg.c (verify_expr): Do not look inside ADDR_EXPRs
14083 for verifying purposes if they are is_gimple_min_invariant.
14085 2008-01-04 Aldy Hernandez <aldyh@redhat.com>
14087 PR tree-optimization/34448
14088 PR tree-optimization/34465
14089 * gimplify.c (gimplify_init_constructor): Add new parameter
14090 notify_temp_creation. Use it.
14091 (gimplify_modify_expr_rhs): Take volatiles into account when
14092 optimizing constructors.
14093 Do not optimize constructors if gimplify_init_constructor will dump to
14095 * gcc.dg/tree-ssa/pr32901.c: Tests const volatiles.
14096 * gcc.c-torture/compile/pr34448.c: New.
14098 2008-01-04 Jakub Jelinek <jakub@redhat.com>
14100 PR gcov-profile/34609
14101 * tree-inline.c (declare_return_variable): Set TREE_ADDRESSABLE on
14102 return_slot if result is TREE_ADDRESSABLE.
14104 2008-01-04 Richard Sandiford <rsandifo@nildram.co.uk>
14106 * config/mips/mips.md (sqrt_condition): Tweak comment.
14107 (recip_condition): Likewise. Require TARGET_FLOAT64 for DFmode.
14109 2008-01-03 Tom Tromey <tromey@redhat.com>
14112 * c-common.c (c_type_hash): Handle VLAs.
14114 2008-01-03 Jan Hubicka <jh@suse.cz>
14116 PR tree-optimization/31081
14117 * tree-inline.c (remap_ssa_name): Initialize uninitialized SSA vars to
14118 0 when inlining and not inlining to first basic block.
14119 (remap_decl): When var is initialized to 0, don't set default_def.
14120 (expand_call_inline): Set entry_bb.
14121 * tree-inline.h (copy_body_data): Add entry_bb.
14123 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14126 * cgraphunit.c (cgraph_build_static_cdtor): set_cfun back to NULL
14129 PR tree-optimization/29484
14130 * tree-inline.c (inline_forbidden_p_2): New function.
14131 (inline_forbidden_p): Disallow inlining if some static var
14132 has an address of a local LABEL_DECL in its initializer.
14133 * doc/extend.texi (Labels as Values): Document &&foo behaviour
14136 2008-01-03 Sebastian Pop <sebastian.pop@amd.com>
14138 PR tree-optimization/34635
14139 * tree-data-ref.c (add_other_self_distances): Make sure that the
14140 evolution step is constant.
14142 2008-01-03 Jakub Jelinek <jakub@redhat.com>
14144 PR middle-end/34608
14145 * omp-low.c (expand_omp_parallel): Purge dead EH edges in the child fn.
14147 2008-01-02 Richard Sandiford <rsandifo@nildram.co.uk>
14149 * tree-sra.c (scalarize_init): Insert the generate_element_init
14150 statements after the generate_element_zero statements.
14152 2008-01-02 Richard Guenther <rguenther@suse.de>
14154 PR middle-end/34093
14155 PR middle-end/31976
14156 * tree-ssa-operands.c (ssa_operand_alloc): Also allocate a buffer
14157 for very large number of operands instead of ICEing.
14159 2008-01-02 Arthur Norman <acn1@cam.ac.uk>
14162 * config/i386/i386.c (ix86_expand_prologue): Save red-zone
14163 while stack probing.
14165 2008-01-01 Douglas Gregor <doug.gregor@gmail.com>
14167 * c-opts.c (sanitize_cpp_opts): Don't warn about "long long" when
14170 2008-01-01 Volker Reichelt <v.reichelt@netcologne.de>
14172 PR libmudflap/26442
14173 * tree-mudflap.c (mx_register_decls): Guard warning by
14174 !DECL_ARTIFICIAL check.
14176 2008-01-01 Jakub Jelinek <jakub@redhat.com>
14178 * config/i386/sse.md (sse5_pperm, sse5_pperm_pack_v2di_v4si,
14179 sse5_pperm_pack_v4si_v8hi, sse5_pperm_pack_v8hi_v16qi,
14180 sse5_perm<mode>): Fix constraints.