1 2006-02-08 Jeff Law <law@redhat.com>
3 * tree-ssa-dce.c (remove_dead_statement): When removing a dead
4 control statement, handle all three special cases in the same
5 manner as they all have the same desired solution. No longer
6 special case edge flag updating when the post dominator is
9 2006-02-08 Roger Sayle <roger@eyesopen.com>
11 * tree.def (CHAR_TYPE): Remove.
12 * dbxout.c (dbxout_type): Delete dead handling of CHAR_TYPE.
13 * dwarf2out.c (base_type_die, is_base_type): Likewise.
14 (gen_type_die) <ARRAY_TYPE>: Remove handling of CHAR_TYPE arrays.
15 (gen_string_type_die): Delete unreachable function.
17 * tree-pretty-print.c (dump_generic_node): Don't handle CHAR_TYPE.
18 * tree.c (build_int_cst_wide, type_contains_placeholder_1,
19 type_hash_eq, variably_modified_type_p, walk_type_fields): Likewise.
20 * tree.h (NUMERICAL_TYPE_CHECK, INTEGRAL_TYPE_P): Likewise.
21 * builtins.c (type_to_class): Likewise.
22 * fold-const.c (fold_convert, build_range_check,
23 merge_ranges): Likewise.
24 * expr.c (count_type_elements): Likewise.
25 * c-pretty-print.c (pp_c_type_specifier): Likewise.
26 * stor-layout.c (layout_type): Likewise.
27 * ipa-type-escape.c (type_to_consider): Likewise.
28 * gimplify.c (omp_firstprivatize_type_sizes,
29 gimplify_type_sizes): Likewise.
30 * explow.c (promote_mode): Likewise.
31 * tree-sra.c (is_sra_scalar_type): Likewise.
32 * varasm.c (output_constant): Likewise.
33 * tree-inline.c (remap_type_1): Likewise.
34 * convert.c (convert_to_pointer, convert_to_real,
35 convert_to_integer, convert_to_complex): Likewise.
37 2006-02-08 Daniel Berlin <dberlin@dberlin.org>
39 * df-scan.c (df_def_record_1): A set destination may
40 be a parallel regardless of mode.
42 2006-02-08 Roger Sayle <roger@eyesopen.com>
45 * config/mips/mips.h (MIN_UNITS_PER_WORD): Don't define for libgcc.
46 * config/mips/_tilib.c: Remove.
47 * config/fixtfdi.c: New libgcc source file.
48 * config/fixunstfdi.c: New source file.
49 * config/floatditf.c: New source file.
50 * config/floatunditf.c: New souce file.
51 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source
52 files above instead of config/mips/_tilib.c.
53 * config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise.
55 2006-02-08 Jeff Law <law@redhat.com>
57 PR tree-optimization/26169
58 * tree-vrp.c (execute_vrp): Perform any queued SSA updates before
61 2006-02-08 Zdenek Dvorak <dvorakz@suse.cz>
63 * df.h (DF_REG_SIZE): Return the length of the initialized
66 2006-02-08 Nathan Sidwell <nathan@codesourcery.com>
68 * gcc/config/m68k/lb1sf68.asm (__divsf3, __divdf3, __mulsf3,
69 __muldf3): Return a correctly signed zero.
71 2006-02-08 Paolo Bonzini <bonzini@gnu.org>
73 * passes.c (register_one_dump_file): Accept the current properties
74 instead of pass number. Adjust call to dump_register. Remove
76 (register_dump_files): Now a wrapper around...
77 (register_dump_files_1): ... this one. Do not modify the pass
79 (next_pass_1): Cosmetic fix.
80 (execute_todo): Keep second parameter only. Use curr_properties
81 instead of fetching it from the pass structure. Check and set
83 (execute_one_pass): Handle TODO_set_props. Use curr_properties
84 instead of fetching it from the pass structure. Fix calls to
85 execute_todo. Update curr_properties and initialize .vcg RTL dump
86 after running the pass. Reset last_verified.
87 * tree-dump.c (dump_files): Renumber consecutively. Put .cgraph dump
89 (FIRST_AUTO_NUMBERED_DUMP): New.
90 (dump_register): Remove "num" parameter, assign it within the
92 (get_dump_file_name): Modify template for dumps.
93 * tree-dump.h (dump_register): Adjust prototype.
94 * tree-pass.h (enum tree_dump_index): Move cgraph at the beginning.
95 (PROP_trees): Add PROP_gimple_lomp.
96 (TODO_set_props): New.
97 * gimple-low.c (pass_lower_cf): Do not destroy PROP_gimple_lcf.
98 * tree-eh.c (pass_lower_eh): Do not destroy PROP_gimple_leh.
99 * cfgexpand.c (pass_expand): Destroy PROP_trees.
101 2006-02-08 Jakub Jelinek <jakub@redhat.com>
103 * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
104 (sparc64-*-linux*): Likewise.
105 * config/sparc/t-linux64 (SHLIB_MAPFILES): Removed.
106 * config/sparc/t-linux: New file.
107 * config/sparc/libgcc-sparc-glibc.ver (__fixtfdi, __fixunstfdi,
108 __floatditf): Export at GCC_LDBL_3.0 if -m32 -mlong-double-128.
109 (__divtc3, __multc3, __powitf2): Export at GCC_LDBL_4.0.0 if
110 -m32 -mlong-double-128.
112 * config.gcc (alpha*-*-linux*): Add alpha/t-linux to tmake_file.
113 * config/alpha/t-linux: New file.
114 * config/alpha/libgcc-alpha-ldbl.ver: New file.
116 * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Define
117 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128.
118 (CPP_SUBTARGET_SPEC): Don't add -D__LONG_DOUBLE_128__ here.
119 * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define
120 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128 and TARGET_ARCH32.
121 (CPP_ARCH32_SPEC): Remove.
123 2006-02-07 Uttam Pawar <uttamp@us.ibm.com>
125 PR tree-optimization/26145
126 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free
129 2006-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
132 * pa.c (attr_length_indirect_call): Don't return length 8 for distances
133 >= 240000 when generating code for SOM runtime.
134 (output_indirect_call): Don't use "b,l" instruction for indirect calls
135 to $$dyncall when generating code for SOM runtime..
137 2006-02-07 Dirk Mueller <dmueller@suse.com>
140 * doc/invoke.texi (-Wsequence-point): Update documentation
141 that -Wsequence-point is implemented for C++ as well.
143 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
145 * config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread.
146 * config/sol2.h (CPP_SUBTARGET_SPEC): Likewise.
147 (LIB_SPEC): Likewise.
148 * doc/invoke.texi (SPARC options): Document -pthread.
150 2006-02-07 Geoffrey Keating <geoffk@apple.com>
152 * config/i386/i386.c (ix86_delegitimize_address): Support Darwin
155 2006-02-07 Roger Sayle <roger@eyesopen.com>
157 * config/sparc/sparc.c (sparc_type_code): Don't handle CHAR_TYPE.
158 Correct comment describing BOOLEAN_TYPE.
160 2006-02-07 Dirk Mueller <dmueller@suse.com>
162 * c.opt: C++ frontend supports -Wdiv-by-zero.
163 * c-opts.c (c_common_handle_option): Remove dead case.
165 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
167 * configure.ac (TLS assembler check): Do not enable TLS by
168 default on SPARC/Solaris before version 10.
169 * configure: Regenerate.
171 2006-02-07 David Edelsohn <edelsohn@gnu.org>
173 * doc/invoke.texi (xl-compat): Document conversion and support
176 2006-02-07 Jeff Law <law@redhat.com>
178 * tree-vrp.c (find_conditional_asserts): Update comments.
179 (simplify_stmt_for_jump_threading): New.
180 (identify_jump_threads, finalize_jump_threads): New.
181 (vrp_finalize): Call identify_jump_threads.
182 (execute_vrp): Call finalize_jump_threads.
183 * tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
184 (vrp_element, vrp_data, vrp_element_p): Remove.
185 (vrp_hash_elt, vrp_variables_stack): Remove.
186 (vrp_hash, vrp_eq, record_range): Remove.
187 (simplify_cond_and_lookup_avail_expr): Remove.
188 (extract_range_from_cond): Remove.
189 (thread_across_edge): Relocated into tree-ssa-threadedge.c.
190 (simplify_stmt_for_jump_threading): New.
191 (dom_thread_across_edge): New wrapper.
192 (tree_ssa_dominator_optimize): No longer initialize or
193 finalize any of the VRP datastructures. Remove iteration
194 step and simplify as a result of removal of iteration step.
195 (pass_dominator): Perform a cfg cleanup after DOM.
196 (dom_opt_finalize_block): Use the new common routines
197 for threading jumps. Simplify stack management slightly.
198 No longer need to unwind VRP state.
199 (record_equivalences_from_incoming_edge): No longer record
201 (eliminate_redundant_computations): No longer call
202 simplify_cond_and_lookup_avail_expr.
203 * tree-flow.h (potentially_threadable_block): Prototype.
204 (thread_across_edge): Likewise.
205 * Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
206 (tree-ssa-threadedge.o): Add dependencies.
207 * tree-ssa-threadedge.c: New file.
208 * passes.c (init_optimization_passes): Merge PHIs before
209 calling VRP. Run VRP again late in the SSA optimization pipeline.
211 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
213 * df-core.c (df_set_blocks): Do not dereference function pointers.
214 (df_finish1): Likewise.
215 (df_hybrid_search_forward): Likewise.
216 (df_hybrid_search_backward): Likewise.
217 (df_iterative_dataflow): Likewise.
218 (df_analyze_problem): Likewise.
219 (df_compact_blocks): Likewise.
221 * df-scan.c (df_rescan_blocks): Likewise.
222 (df_record_entry_block_defs): Likewise.
224 * genconditions.c (write_conditions): Guard the definition of
225 'insn_conditions' with the check on GCC version.
226 (write_writer): Guard the traversal 'insn_conditions' with
227 the check on GCC version.
229 2006-02-07 Richard Guenther <rguenther@suse.de>
233 2006-01-30 Richard Guenther <rguenther@suse.de>
235 * gimplify.c (gimplify_target_expr): Handle easy cases
236 without creating a temporary.
238 2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
240 * sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
241 use of float in probability computations. Use edge probabilities
242 in place of statically computed probabilities.
243 (min_spec_prob): New static variable.
244 (schedule_insns): Initialize it.
245 (GET_SRC_PROB): Removed.
246 * doc/invoke.texi (min-sched-prob): Renamed to min-spec-prob.
248 2006-02-07 Alexandre Oliva <aoliva@redhat.com>
251 * config/ia64/unwind-ia64.c: Revert last change.
252 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed.
253 (INCOMING_FRAME_SP_OFFSET): Define.
255 2006-02-06 Roger Sayle <roger@eyesopen.com>
257 * config/ia64/ia64.c (hfa_element_mode): Don't handle CHAR_TYPE.
259 2006-02-07 Ben Elliston <bje@au.ibm.com>
261 * config/i386/i386.c (ix86_scalar_mode_supported_p): New.
262 (TARGET_SCALAR_MODE_SUPPORTED_P): Define hook.
263 (classify_argument): Handle SDmode, DDmode, TDmode for 64-bit.
264 (ix86_return_in_memory): Handle TDmode.
265 (ix86_libcall_value): Handle SDmode, DDmode, TDmode.
266 (ix86_value_regno): Return non-TDmode decimal float modes in %eax.
268 2006-02-06 Richard Sandiford <richard@codesourcery.com>
270 * reorg.c (dbr_schedule): Use dump_file instead of file.
272 2006-02-06 Steve Ellcey <sje@cup.hp.com>
275 * config/ia64/predicates.md (extr_len_operand): New predicate.
276 * config/ia64/ia64.md (extv): Tighten constraints.
278 (*tbit_and_2): Ditto.
279 (*tbit_and_3): Ditto.
285 2006-02-06 Andrew Pinski <pinskia@physics.uc.edu>
288 * config/i386/i386.md (trap): Use ASM_SHORT instead of .word.
290 2006-02-06 Zdenek Dvorak <dvorakz@suse.cz>
292 * tree-vrp.c (execute_vrp): Do not pass dump argument to.
293 loop_optimizer_init and loop_optimizer_finalize
294 * tree-ssa-sink.c (execute_sink_code): Ditto.
295 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
296 * tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
297 tree_ssa_loop_done): Ditto.
298 * tree-ssa-pre.c (init_pre, fini_pre): Ditto.
299 * sched-ebb.c: Include output.h.
300 (schedule_ebbs): Do not use dump argument.
301 * value-prof.h (struct profile_hooks): Remove profile_dump_file.
302 * loop.c (loop_dump_stream): Removed.
303 (loop_optimize, rest_of_handle_loop_optimize): Do not use dump
305 (scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
306 emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
307 final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
308 loop_iterations, strength_reduce, record_biv, record_giv,
309 final_giv_value, check_final_value, check_ext_dependent_givs,
310 combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
311 try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
312 dump_file instead of loop_dump_stream.
313 * ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
315 * reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
317 * flow.c (life_analysis, rest_of_handle_life): Ditto.
318 * haifa-sched.c: Include output.h
319 (schedule_insns, sched_init): Do not use dump argument.
320 * mode-switching.c (optimize_mode_switching): Ditto.
321 * modulo-sched.c (stats_file): Removed.
322 (print_node_sched_params): Do not call argument dump_file.
323 (sms_schedule_by_order, loop_canon_p, sms_schedule,
324 rest_of_handle_sms): Do not use dump argument. Use dump_file instead
326 * cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
328 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
329 rtl_loop_init, rtl_loop_done): Ditto.
330 * global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
331 * predict.c (combine_predictions_for_bb, tree_estimate_probability):
333 * recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
334 * lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
335 * regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
336 rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
337 * emit-rtl.c (renumber_insns): Ditto.
338 * cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
339 expand_gimple_basic_block, tree_expand_cfg): Ditto.
340 * regclass.c (regclass): Ditto.
341 * tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
342 remove_ssa_form, rewrite_out_of_ssa): Ditto.
343 * reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
344 convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
346 * sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
347 * local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
349 * gcse.c (gcse_file, debug_stderr): Removed.
350 (gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
351 rest_of_handle_gcse): Do not use dump argument.
352 (cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
353 one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
354 pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
355 compute_code_hoist_vbeinout, compute_code_hoist_data,
356 one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
357 compute_store_table, build_store_vectors, insert_insn_start_bb,
358 insert_store, remove_reachable_equiv_notes, replace_store_insn,
359 store_motion): Use dump_file instead of gcse_file.
360 * ipa-type-escape.c (type_escape_execute): Remove debugging comments.
361 * profile.c (profile_dump_file): Removed.
362 (branch_prob): Use dump_file instead of profile_dump_file.
363 * ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
365 * tree-ssa-copy.c (dump_copy_of): Ditto.
366 * rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
367 dump file to life_analysis.
368 * bt-load.c (branch_target_load_optimize): Ditto.
369 * cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
371 * rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
372 regclass, dbr_schedule): Declaration changed.
373 * sched-int.h (sched_init): Declaration changed.
374 * tree-profile.c (tree_profile_dump_file): Removed.
375 (tree_profile_hooks): Removed profile_dump_file hook.
376 * rtl-profile (rtl_profile_dump_file): Removed.
377 (rtl_profile_hooks): emoved profile_dump_file hook.
378 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
380 * c-gimplify.c (c_genericize): Do not call local variable dump_file.
381 * tree-cfg.c (build_tree_cfg): Ditto.
382 * Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
383 * basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
385 * config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
386 life_analysis and schedule_insns.
387 * config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
389 * config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
391 * config/mips/mips.c (mips_reorg): Ditto.
392 * config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
395 2006-02-06 Aldy Hernandez <aldyh@redhat.com>
397 * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
398 (s390_mangle_fundamental_type): New.
399 * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
402 * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
403 (alpha_mangle_fundamental_type): New.
404 * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
407 * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
409 * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
411 * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
412 (sparc_mangle_fundamental_type): New.
414 2006-02-06 Jakub Jelinek <jakub@redhat.com>
416 * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
417 (s390x-*-linux*): Likewise.
418 * config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
419 * config/s390/t-linux: New file.
421 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
423 * config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
424 sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.
426 2006-02-06 Daniel Berlin <dberlin@dberlin.org>
428 * tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
429 (ANTIC_SAFE_LOADS): New macro.
430 (find_or_generate_expression): Add prototype.
431 (set_contains_value): Allow null set for sake of not always having
432 to allocate ANTIC_SAFE_LOADS.
433 (phi_translate): Move placement of AGGREGATE_TYPE_P check.
434 Allow COMPONENT_REF too.
435 (valid_in_set): Allow COMPONENT_REF.
436 Check ANTIC_SAFE_LOADS too.
437 (compute_antic_aux): Print out ANTIC_SAFE_LOADS.
438 (compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
440 (can_PRE_operation): Add COMPONENT_REF.
441 (create_component_ref_by_pieces): New function.
442 (create_expression_by_pieces): Use create_component_ref_by_pieces.
443 (insert_aux): Move AGGREGATE_TYPE_P check here.
444 (compute_avail): Set bb local stmt uids.
445 (pass_pre): Use TODO_update_ssa_only_virtuals.
447 2006-02-06 Ben Elliston <bje@au.ibm.com>
449 * configure.ac: Unconditionally disable decimal float by default.
450 * configure: Regenerate.
452 2006-02-06 Ben Elliston <bje@au.ibm.com>
454 * read-rtl.c (read_name): Terminate reading on EOF.
456 2006-02-06 Ben Elliston <bje@au.ibm.com>
458 * dfp.c (decimal_real_arithmetic): Change second argument type
459 from int to enum tree_code. Do not always return true, but now
460 return result of any call to decimal_do helper functions.
461 * dfp.h (decimal_real_arithmetic): Update prototype.
463 2006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr>
465 * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.
467 2006-02-05 Andrew Pinski <pinskia@physics.uc.edu>
470 * tree-cfg.c (cleanup_dead_labels): Also don't remove
473 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
475 * tree-vrp.c (cfg_loops): Removed.
476 (adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
477 Use current_loops instead of cfg_loops. Pass flags to
479 * cfgloopmanip.c (fix_loop_structure): Update only available
481 * tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
483 * modulo-sched.c (build_loops_structure): Removed.
484 (sms_schedule): Use loop_optimizer_init.
485 * loop-init.c (loop_optimizer_init): Use flags to determine
486 which properties of loops to prepare.
487 (rtl_loop_init): Pass flags to loop_optimizer_init.
488 * tree-ssa-sink.c (execute_sink_code): Ditto.
489 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
490 * tree-ssa-pre.c (init_pre): Ditto.
491 * cfgloop.h (LOOPS_NORMAL): New.
492 (loop_optimizer_init): Declaration changed.
494 2006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
496 * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
497 * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
499 * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
501 * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
503 * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
504 * pa/t-pa64: Delete quadlib.c rule.
505 * pa/x-ada: Revert last change.
506 * pa/t-pa: Revert last change. Delete quadlib.c rule.
508 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
510 PR rtl-optimization/26087
511 * rtlanal.c (canonicalize_condition): Do not cross basic block
514 2006-02-04 Alexandre Oliva <aoliva@redhat.com>
517 * config/ia64/ia64.c: Include debug.h.
518 (MAX_ARTIFICIAL_LABEL_BYTES): New.
519 (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
520 (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
521 (process_epilogue, process_set, process_for_unwind_directive):
522 Output unwind info only if requested. Add CFA info if requested.
523 Add new arguments as needed. Adjust callers.
524 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
526 (DWARF2_FRAME_INFO): Define to zero.
527 * config/ia64/unwind-ia64.c: Remove code that compensated for
528 the CFA offset error fixed above.
529 * config/ia64/t-ia64 (ia64.o): Depend on debug.h.
530 * dwarf2out.c (DWARF2_FRAME_INFO): Define default.
531 (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
532 -funwind-tables and -fexceptions to enable frame info.
533 (dwarf2out_frame_init): Define initial CFA even if
534 DWARF2_UNWIND_INFO is disabled. Call initial_return_save if
535 DWARF2_UNWIND_INFO is nonzero, not just defined.
536 (dwarf2out_frame_finish): Output non-EH call frame info only
537 if DWARF2_FRAME_INFO is nonzero.
538 (convert_cfa_to_loc_list,
539 compute_frame_pointer_to_cfa_displacement): Define even if
540 unwind info is not supported.
541 (gen_subprogram_die): Use the above unconditionally. Remove
542 legacy alternate code.
543 * toplev.c (compile_file): Compile in call to
544 dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
545 (lang_dependent_init): Ditto for dwarf2out_frame_init.
547 2006-02-04 David Edelsohn <edelsohn@gnu.org>
548 Jakub Jelinek <jakub@redhat.com>
550 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
551 IBM extended float format long double as "g" on powerpc*-linux.
553 2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
556 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
557 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
559 2006-02-03 Jason Merrill <jason@redhat.com>
562 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
565 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
566 on the return slot if it's an NRV.
568 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
570 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
571 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
572 rewrite_use): Do not handle USE_OUTER.
573 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
574 add_iv_outer_candidates, may_replace_final_value,
575 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
576 (find_interesting_uses_op): Functionality of
577 find_interesting_uses_outer_or_nonlin moved here.
578 (find_interesting_uses_outside): Use find_interesting_uses_op.
580 2006-02-03 Alan Modra <amodra@bigpond.net.au>
583 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
585 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
586 Ulrich Weigand <uweigand@de.ibm.com>
589 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
590 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
591 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
592 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
594 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
595 (s390_rtx_costs): Use the new fields to calculate rtx costs.
596 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
597 Define secondary reloads for TFmode moves.
598 (constant_modes): Add TFmode.
599 (NR_C_MODES): Set to 8.
600 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
602 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
603 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
604 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
605 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
606 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
607 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
608 (FPR mode macro): Add TFmode.
609 (DSF mode macro): New.
610 (<de>, <dee> mode attributes): Removed.
611 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
612 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
613 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
614 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
615 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
616 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
617 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
618 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
619 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
620 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
621 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
622 "*negabs<mode>2", "sqrt<mode>2"):
623 Changed <de> to <xde>. R constraint replaced by <Rf>.
624 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
626 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
627 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
628 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
630 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
631 "extenddftf2", "extendsftf2"): New expanders.
632 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
633 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
634 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
635 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
637 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
638 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
639 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
640 __floatditf): Add a GCC_4.1.0 symbol version tag.
641 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
644 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
647 * config/i386/i386.c (ix86_function_ok_for_sibcall):
648 Use targetm.binds_local_p instead of TREE_PUBLIC.
650 2006-02-02 Roger Sayle <roger@eyesopen.com>
652 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
653 on INTEGER_TYPEs to indicate that it denotes a character type.
654 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
655 signed_char_type_node, unsigned_char_type_node and char_type_node.
656 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
657 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
658 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
660 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
661 Daniel Berlin <dberlin@dberlin.org>
663 * tree-tailcall.c (arg_needs_copy_p): New function.
664 (eliminate_tail_call): Use arg_needs_copy_p.
665 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
666 (add_virtual_phis): New function.
668 2006-02-02 Jakub Jelinek <jakub@redhat.com>
670 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
671 #ignore instead of #scratch for %g7 .register directive.
673 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
675 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
678 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
680 * flow.c (calculate_global_regs_live): Assert that there aren't any
683 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
685 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
687 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
688 bsi_after_labels iterator.
689 * tree-if-conv.c (find_phi_replacement_condition,
690 replace_phi_with_cond_modify_expr): Likewise.
691 * tree-scalar-evolution.c (scev_const_prop): Likewise.
692 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
694 2006-02-02 Diego Novillo <dnovillo@redhat.com>
696 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
698 2006-02-02 Diego Novillo <dnovillo@redhat.com>
701 * tree-cfg.c (move_block_to_fn): Clear out the basic block
702 array after growing it.
704 2006-02-01 Steve Ellcey <sje@cup.hp.com>
707 * fold-const.c (fold_checksum_tree): Change type of buf.
709 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
711 * reload.c (push_secondary_reload): Initialize t_icode.
713 2006-02-01 Jakub Jelinek <jakub@redhat.com>
715 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
716 -msoft-float -mlong-double-128 only issue a warning, but don't
717 swich to DFmode long double.
719 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
721 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
722 has a constant equivalent, iterate over equivalents for arg0,
723 calling simplify_relational_operation and if there's a result
724 cheaper than X, apply fold_rtx and return the result.
726 2006-02-01 Jan Hubicka <jh@suse.cz>
728 * opts.c (no_unit_at_a_time_default): New global variable.
729 (decode_options): Use it.
730 * opts.h (no_unit_at_a_time_default): Declare.
732 2006-02-01 Paul Brook <paul@codesourcery.com>
734 * function.c (assign_parm_setup_reg): Use function argument promotion
736 * expr.c (expand_expr_real_1): Use function argument promotion rules
739 2006-02-01 Steve Ellcey <sje@cup.hp.com>
741 * gcc.c (process_command): Change j to 'unsigned int'.
743 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
746 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
747 Use the corrected index for the character
748 out of the string constant.
750 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
752 * mode-switching.c (optimize_mode_switching): Fix size
753 allocated for bb_info[n_entities].
755 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
757 * gcc.c (main): Correct type that is allocated for
760 2006-01-31 Jakub Jelinek <jakub@redhat.com>
762 * config/s390/s390.c (init_alignment_context): Set
763 ALIAS_SET_MEMORY_BARRIER on the MEM.
764 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
766 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
769 * loop-unroll.c (unroll_loop_runtime_iterations): Free
771 * tree-ssa-live.c (type_var_init): Allocate bitmap after
774 2006-01-31 Marcin Dalecki <martin@dalecki.de>
776 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
777 * regrename.c: Ditto.
778 * tree-ssa-loop-im.c: Ditto.
779 * tree-dump.c: Ditto.
780 * tree-complex.c: Ditto.
782 * tree-ssa-threadupdate.c: Ditto.
784 * java/class.c: Ditto.
785 * java/jcf-parse.c: Ditto.
786 * java/resource.c: Ditto.
787 * java/except.c: Ditto.
788 * java/jvspec.c: Ditto.
789 * java/jcf-write.c: Ditto.
790 * java/jcf-path.c: Ditto.
791 * java/gjavah.c: Ditto.
792 * java/zextract.c: Ditto.
793 * java/jcf-io.c: Ditto.
795 * java/buffer.c: Ditto.
796 * java/lang.c: Ditto.
797 * java/parse-scan.y: Ditto.
800 * cfgloopmanip.c: Ditto.
801 * postreload-gcse.c: Ditto.
802 * tree-ssa-loop-manip.c: Ditto.
803 * postreload.c: Ditto.
804 * tree-ssa-loop-ch.c: Ditto.
808 * diagnostic.c: Ditto.
810 * genoutput.c: Ditto.
813 * cfgloopanal.c: Ditto.
814 * objc/objc-act.c: Ditto.
816 * genextract.c: Ditto.
817 * genautomata.c: Ditto.
818 * pretty-print.c: Ditto.
820 * cgraphunit.c: Ditto.
823 * haifa-sched.c: Ditto.
824 * dominance.c: Ditto.
826 * tree-ssa-loop-ivopts.c: Ditto.
828 * mode-switching.c: Ditto.
829 * modulo-sched.c: Ditto.
831 * ipa-pure-const.c: Ditto.
833 * fix-header.c: Ditto.
835 * tree-stdarg.c: Ditto.
836 * ipa-utils.c: Ditto.
837 * loop-init.c: Ditto.
838 * ipa-inline.c: Ditto.
841 * alloc-pool.c: Ditto.
842 * dwarf2out.c: Ditto.
844 * genattrtab.c: Ditto.
845 * tree-ssa-loop-ivcanon.c: Ditto.
849 * fortran/gfortranspec.c: Ditto.
851 * local-alloc.c: Ditto.
852 * langhooks.c: Ditto.
854 * tree-vectorizer.c: Ditto.
856 * ipa-type-escape.c: Ditto.
858 * tree-if-conv.c: Ditto.
861 * tree-data-ref.c: Ditto.
862 * loop-unroll.c: Ditto.
863 * treelang/treetree.c: Ditto.
866 * ggc-common.c: Ditto.
870 * tree-cfgcleanup.c: Ditto.
871 * tree-ssa-pre.c: Ditto.
872 * cfgcleanup.c: Ditto.
873 * loop-invariant.c: Ditto.
876 * print-tree.c: Ditto.
879 * sched-deps.c: Ditto.
881 * tree-object-size.c: Ditto.
883 * bb-reorder.c: Ditto.
885 * var-tracking.c: Ditto.
887 * df-problems.c: Ditto.
888 * reg-stack.c: Ditto.
891 * sched-rgn.c: Ditto.
892 * tree-ssa-structalias.c: Ditto.
893 * tree-ssa-reassoc.c: Ditto.
894 * config/darwin-c.c: Ditto.
895 * config/darwin.c: Ditto.
896 * config/arm/arm.c: Ditto.
901 2006-01-31 Nicolas Pitre <nico@cam.org>
903 * arm.md (smaxsi3): Make aware of smax_m1.
906 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
908 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
910 2006-01-31 Richard Guenther <rguenther@suse.de>
912 * doc/invoke.texi (-msselibm): Document.
913 * target.h (expand_library_builtin): New target hook.
914 * builtins.c (expand_builtin): Use expand_library_builtin.
915 (default_expand_library_builtin): New function.
916 * gcc.c (LINK_GCC_MATH_SPEC): Define.
917 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
918 (link_gcc_math_spec): Declare.
919 (static_specs): Add link_gcc_math_spec.
920 * expr.h (default_expand_library_builtin): Declare.
921 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
922 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
923 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
924 * config/i386/i386.opt (msselibm): New target option.
925 * config/i386/i386.c (ix86_builtin_function_variants): New array.
926 (ix86_init_sse_abi_builtins): New function.
927 (ix86_expand_library_builtin): Likewise.
928 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
929 (override_options): Handle error conditions wrt -msselibm.
930 (ix86_builtins): Add function codes for SSE2 ABI builtins.
931 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
932 * doc/extend.texi (__builtin_sse2_*): Document new target specific
935 2006-01-31 Richard Guenther <rguenther@suse.de>
936 Paolo Bonzini <bonzini@gnu.org>
938 * doc/install.texi (--disable-libgcc-math): Document.
940 2006-01-30 Marcin Dalecki <martin@dalecki.de>
942 * expr.h (expand_normal): new inline function.
943 * builtins.c: use it, use EXPAND_NORMAL explicitely.
945 * dwarf2out.c: use it.
950 * config/sparc/sparc.c: use it.
951 * config/i386/i386.c: use it.
952 * config/rs6000/rs6000.c: use it.
953 * config/arm/arm.c: use it.
954 * config/mips/mips.c: use it.
955 * stmt.c: use it, use EXPAND_NORMAL explicitely.
957 2006-01-30 Roger Sayle <roger@eyesopen.com>
959 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
960 argv to the appropriate type.
962 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
964 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
967 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
970 * config/s390/s390.c (struct machine_function): New flag
971 decomposed_literal_pool_addresses_ok_p.
972 (s390_reorg): Set it before final stage of literal pool transforms.
973 (s390_decompose_address): Only accept displacements of the form
974 (minus (label_ref ...) (label_ref ...)) if that flag is set.
976 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
978 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
979 the comparison routine return.
981 2006-01-30 Michael Matz <matz@suse.de>
983 * global.c (find_reg): Only evict for global regs.
984 Take n_refs into account and dump more info.
986 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
989 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
990 (pragma_trap, pragma_nosave_low_regs): Likewise.
991 (current_function_anonymous_args): Likewise.
992 (sh_deferred_function_attributes): New variable.
993 (sh_deferred_function_attributes_tail): Likewise.
994 (print_operand): For '@', look up trap_exit attribute.
995 (calc_live_regs): Look up trapa_handler attribute. For trapa
996 handlers, save/restore fpscr, but don't do any other
997 interrupt-specific saves.
998 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
999 Fix check for partially saved registers to check for SHmedia.
1000 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
1001 (sh_output_function_epilogue): Don't clear any of the removed
1003 (sh_insert_attributes): Don't check pragma_interrupt.
1004 Insert deferred attributes. Check that interrupt attribute is
1005 present for other attributes that require its presence.
1006 (sh_attribute_table): Add new attributes trapa_handler and
1008 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1009 Don't check for pragma_interrupt. Don't store argument.
1010 * sh.h (pragma_interrupt, sp_switch): Don't declare.
1011 (sh_deferred_function_attributes): Declare.
1012 (sh_deferred_function_attributes_tail): Likewise.
1013 * sh.md (sp_switch_1): Add operand. Change generator caller.
1014 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
1015 (*return_i): Don't use when trap_exit attribute is in effect.
1016 (*return_trapa): New insn pattern.
1018 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
1019 setting c_target_objs and cxx_target_objs.
1020 * t-sh: Add rule for sh-c.o.
1022 2006-01-30 Richard Guenther <rguenther@suse.de>
1025 * gimplify.c (gimplify_target_expr): Handle easy cases
1026 without creating a temporary.
1028 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
1030 * vec.h (safe_grow): Remove duplicated line.
1032 2006-01-29 Diego Novillo <dnovillo@redhat.com>
1035 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
1036 (expand_omp): ... here.
1037 (expand_omp_parallel): Only remove barriers for combined
1038 parallel+workshare constructs.
1040 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
1044 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1045 * tree.c (build_qualified_type): Chain the new type to the original
1046 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1047 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1048 (build_pointer_type_for_mode): Only return unqualified types.
1049 (build_reference_type_for_mode): Likewise.
1051 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
1053 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
1054 * Makefile.in (CXX_COMPAT_WARN): Define.
1055 * configure: Regenerate.
1057 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
1060 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
1063 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1065 * toplev.c: Fix thinko.
1067 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1068 Marcin Dalecki <martin@dalecki.de>
1070 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
1071 (push_srcloc): Use XNEW.
1072 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
1074 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
1076 * df-core.c (df_set_blocks): Deleted all variable.
1078 2006-01-28 Ian Lance Taylor <ian@airs.com>
1080 * cgraphunit.c (cgraph_assemble_pending_functions): Call
1081 cgraph_output_pending_asms.
1083 2006-01-28 Zack Weinberg <zackw@panix.com>
1085 * c.opt: Add -W(no-)overlength-strings.
1086 * doc/invoke.texi: Document it.
1087 * c-opts.c (c_common_handle_option): -pedantic implies
1088 -Woverlength-strings, if not explicitly disabled already.
1089 (c_common_post_options): -Woverlength-strings defaults to off, and
1090 is always off for C++.
1091 * c-common.c (fix_string_type): Issue warning about strings longer
1092 than is portable only if warn_overlength_strings. Rearrange code
1093 a little for clarity.
1094 * configure.in: Check for -Wno-overlength-strings as well before
1095 enabling -pedantic in stage 1.
1096 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
1097 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
1099 * genconditions.c (write_header, write_one_condition)
1100 (write_conditions, write_writer): Consolidate very long strings
1101 that were broken up to fit in C89 portable limit. Don't use
1102 printf when fputs will do.
1104 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
1106 * combine.c (simplify_comparison <AND>): Check
1107 TRULY_NOOP_TRUNCATION before start using a subreg.
1109 * config/mips/mips.md (*branch_zero<mode>,
1110 *branch_zero<mode>_inverted, *branch_equality<mode>,
1111 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
1112 Remove mode check from comparisons.
1114 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1116 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
1118 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1120 * expmed.c (const_mult_add_overflow_p): Remove.
1121 * expr.h: Remove the prototype for const_mult_add_overflow_p.
1123 * recog.c (validate_replace_rtx_subexp): Remove.
1124 * recog.h: Remove the prototype for
1125 validate_replace_rtx_subexp.
1127 * integrate.h: Remove the prototype for
1128 copy_decl_for_inlining.
1129 * rtl.h: Remove the prototype for mark_constant_function.
1130 * tree-vectorizer.h: Remove the prototype for
1131 vect_strip_conversion.
1133 * modulo-sched.c (create_partial_schedule,
1134 free_partial_schedule, reset_partial_schedule): Make them
1137 * hooks.c (hook_bool_rtx_int_false): Remove.
1138 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
1140 2006-01-28 David Edelsohn <edelsohn@gnu.org>
1142 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1143 and -mlong-double-128 are incompatible.
1144 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
1145 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
1146 (TARGET_LIBGCC2_CFLAGS): Define.
1147 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
1148 (TARGET_LIBGCC2_CFLAGS): Same.
1149 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
1151 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1154 * c-typeck.c (build_binary_op): Perform implicit casts of
1155 operands before shortening them.
1157 * cfgloopmanip.c (split_loop_bb): Remove.
1158 * cfgloop.h: Remove the prototype for split_loop_bb.
1160 * cfgloop.c (flow_loop_outside_edge_p): Remove.
1161 * cfgloop.h: Remove the prototype for
1162 flow_loop_outside_edge_p.
1164 * emit-rtl.c (init_virtual_regs): Make it static.
1165 * function.h: Remove the prototype for init_virtual_regs.
1167 * recog.c (peephole2_optimize): Make it static.
1168 * recog.h: Remove the prototype for peephole2_optimize.
1170 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1172 * df-scan.c (df_record_entry_block_defs): Check if
1173 INCOMING_RETURN_ADDR_RTX is defined.
1175 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
1176 Kenneth Zadeck <zadeck@naturalbridge.com>
1178 PR rtl-optimization/24762
1179 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1180 * targhooks.c (hook_void_bitmap): New hook prototype.
1181 * targhoohs.h (hook_void_bitmap): Ditto.
1182 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
1183 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
1184 * target.h (live_on_entry): New function pointer.
1185 * df-scan.c (df_all_hard_regs): Removed.
1186 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
1187 (df_scan_free_internal): Added df->entry_block_defs.
1188 (df_scan_alloc): Ditto.
1189 (df_scan_dump): Ditto.
1190 (df_uses_record): Plumbed flag field properly thru calls.
1191 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
1192 This part fixes PR24762.
1193 (df_bb_refs_record): Added code to make the frame and arg
1194 pointers live in EH blocks.
1195 (df_refs_record): Added call to df_record_entry_block_defs.
1196 (df_record_entry_block_defs): New function.
1197 * df-core.c: Added comments to describe new artifical defs.
1198 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
1199 (entry_block_defs): New field in struct df.
1200 (df_all_hard_regs): Deleted.
1201 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1202 * df-problems.c (df_ru_bb_local_compute_process_def):
1203 Added code to handle artifical defs in the entry to a function.
1204 (df_ru_bb_local_compute): Ditto.
1205 (df_rd_bb_local_compute_process_def): Ditto.
1206 (df_rd_bb_local_compute): Ditto.
1207 (df_lr_bb_local_compute): Ditto.
1208 (df_ur_bb_local_compute): Ditto.
1209 (df_urec_bb_local_compute): Ditto.
1210 (df_chain_create_bb): Ditto.
1211 (df_ur_local_finalize): Removed entry.
1212 (df_urec_init): Ditto.
1213 (df_urec_local_finalize): Ditto.
1214 (df_ri_bb_compute): Added detection of last use of pseudos.
1215 * Makefile.in (df-scan.o): Updated dependencies.
1216 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
1217 * config/mips/mips.c (mips_set_live_on_entry): Added.
1218 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
1220 * dce.c (marked_insn_p): Added code to handle artifical defs.
1222 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1224 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
1226 (_mm_cvtsi128_si64): Likewise.
1227 (_mm_cvtsd_si64): Likewise.
1228 (_mm_cvttsd_si64): Likewise.
1229 (_mm_cvtsi64_sd): Likewise.
1230 (_mm_cvtsi64_si128): Likewise.
1231 * config/i386/mmintrin.h (_m_from_int64): Likewise.
1232 (_mm_cvtsi64_m64): Likewise.
1233 (_m_to_int64): Likewise.
1234 (_mm_cvtm64_si64): Likewise.
1235 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
1236 (_mm_cvttss_si64): Likewise.
1237 (_mm_cvtsi64_ss): Likewise.
1238 (_mm_cvtss_f32): Likewise.
1240 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
1242 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
1243 for pragma redefine_extname.
1245 2006-01-27 Jakub Jelinek <jakub@redhat.com>
1248 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
1249 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
1250 -mno-minimal-toc to previous content.
1251 (bispecs): Remove goal.
1252 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
1253 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
1254 compatibility aliases on powerpc-*-*gnu*.
1255 * config/rs6000/libgcc-ppc-glibc.ver: New file.
1256 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
1257 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
1258 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
1259 (ldblspecs): New goal.
1260 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
1261 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
1263 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
1264 L_sf_to_tf or L_df_to_tf is defined.
1266 2006-01-27 David Edelsohn <edelsohn@gnu.org>
1267 Alan Modra <amodra@bigpond.net.au>
1270 * config/rs6000/linux.h (POWERPC_LINUX): Define.
1271 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
1272 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
1273 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
1274 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
1275 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
1276 (rs6000_override_options): Initialize rs6000_ieeequad.
1277 Initialize TFmode format to ibm_extended_format if not
1279 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
1281 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
1282 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
1283 (function_arg_advance): IBM long double passed in two FPRs, not
1285 (function_arg): IBM long double passed in FPRs.
1286 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
1287 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
1288 Only multireg GPR aligned.
1289 (rs6000_init_libfuncs): Enable IBM long double functions if not
1291 (rs6000_generate_compare): Use IBM long double compare if not
1293 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
1294 (TARGET_IEEEQUAD): Define.
1295 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
1296 not TARGET_IEEEQUAD.
1297 * config/rs6000/rs6000.md: Enable TFmode patterns if
1299 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
1300 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1301 and -mlong-double-128 are incompatible.
1302 * doc/invoke.texi (-mabi): Collect options together. Add
1303 ibmlongdouble and ieeelongdouble.
1305 2006-01-27 Richard Sandiford <richard@codesourcery.com>
1307 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
1309 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
1310 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
1311 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
1312 * rtl.h (rtunion_def): Remove rt_ptr.
1314 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
1315 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
1316 * config/i386/winnt.c (i386_pe_mark_dllexport)
1317 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
1319 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
1321 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
1323 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1327 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
1328 pthread_key_delete. From John David Anglin. gthrw-ify
1329 pthread_getunique_np only if it it's not a macro. Delete
1331 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
1332 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
1333 __gthread_objc_condition_signal, __gthread_key_delete): Add
1334 "__attribute__ ((__unused__))" to unused arguments.
1335 (__gthread_recursive_mutex_init_function): Add missing return.
1336 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
1337 gthr-posix95.h: Use macro-based approach for name redirection
1338 on targets missing weakref.
1340 2006-01-26 Zack Weinberg <zackw@panix.com>
1342 * genconditions.c (write_header): In generated code, #ifdef out
1343 all includes and fake declarations, except includes of bconfig.h
1344 and system.h, unless GCC_VERSION >= 3001. Do not include
1345 gensupport.h in any case.
1346 (write_conditions): Generate a definition of struct c_test. Add
1347 a comment to the generated #endif.
1348 (write_one_condition): Escape backslashes in string too.
1349 (write_writer): Generated code must escape backslashes and quote
1350 marks (but not newlines) in the strings it writes.
1351 * Makefile.in (build/gencondmd.o): Update dependencies.
1353 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1356 * Makefile.in (insn-automata.o): Add header file dependencies.
1357 * genautomata.c: Add includes.
1359 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1362 * Makefile.in (insn-automata.o): Add -Wno-error flag.
1364 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1366 * configure.ac: Expect target tools paths to be passed from the toplevel
1367 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
1369 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
1371 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1374 * c.opt (Wpointer-sign): Init to -1.
1375 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
1376 OPT_pedantic, to 0 otherwise.
1377 * doc/invoke.texi: Update.
1379 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1381 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
1382 constants provided by 80387 instructions in the destination mode.
1384 2006-01-26 Richard Guenther <rguenther@suse.de>
1385 Andrew Pinski <pinskia@physics.uc.edu>
1388 partial PR tree-opt/17064
1389 * tree-ssa-structalias.c (intra_create_variable_infos):
1390 Create heap variables for incoming parameters if
1391 flag_argument_noalias > 1.
1392 (find_what_p_points_to): Look through default defs of
1395 2006-01-26 Jeff Law <law@redhat.com>
1398 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
1399 with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
1400 within the VR_RANGE, use the VR_RANGE as the result, not the
1402 (adjust_range_with_scev): Reject ranges from SCEV which are out of
1403 bounds for the type.
1405 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
1407 * tree-ssa-alias.c (maybe_create_global_var): Change
1408 subvar walking to an assertion that we don't have subvar'd variables.
1410 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
1413 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
1414 Use a new variable, inner. PARM_DECLs are always non-weak.
1416 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
1418 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
1421 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
1423 * config/mips/mips.md (*clear_upper32): New combiner pattern.
1425 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
1427 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
1428 (smax_insn, smin_insn, smax_0, smin_0): New.
1430 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
1433 * config/cris/cris.c (cris_order_for_addsi3): New function.
1434 * config/cris/cris-protos.h: Prototype it.
1435 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
1436 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
1437 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
1438 (split for "op.S1 [rx=rx+i],ry (swapped)")
1439 (split for "op(s|u).S1 [rx=rx+i],ry")
1440 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
1441 Apply cris_order_for_addsi3 when generating addsi3 insns.
1443 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1445 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
1446 (TREE_BLOCK): Add call to EXPR_CHECK.
1448 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1451 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
1452 * tree-pretty-print.c (dump_omp_clause): Extract from ...
1453 (dump_omp_clauses): ... here.
1454 (dump_generic_node): Handle OMP_CLAUSE.
1455 * tree.c (omp_clause_num_ops): New.
1456 (omp_clause_code_name): New.
1457 (tree_code_size): Handle OMP_CLAUSE.
1458 (tree_size): Likewise.
1459 (make_node): Document handling of OMP_CLAUSE.
1460 (tree_node_structure): Handle OMP_CLAUSE.
1461 (omp_clause_check_failed): New.
1462 (omp_clause_range_check_failed): New.
1463 (omp_clause_operand_check_failed): New.
1464 (build_omp_clause): New.
1465 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
1466 * tree.h (enum omp_clause_code): Declare.
1467 (OMP_CLAUSE_SUBCODE_CHECK): Define.
1468 (OMP_CLAUSE_RANGE_CHECK): Define.
1469 (OMP_CLAUSE_ELT_CHECK): Define.
1470 (omp_clause_check_failed): Declare.
1471 (omp_clause_operand_check_failed): Declare.
1472 (omp_clause_range_check_failed): Declare.
1473 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
1474 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
1475 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
1476 (OMP_CLAUSE_LASTPRIVATE): Likewise.
1477 (OMP_CLAUSE_IF_EXPR): Likewise.
1478 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
1479 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
1480 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
1481 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
1482 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
1483 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
1484 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
1485 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
1486 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
1487 (OMP_CLAUSE_CODE): Define.
1488 (OMP_CLAUSE_SET_CODE): Define.
1489 (OMP_CLAUSE_CODE): Define.
1490 (OMP_CLAUSE_OPERAND): Define.
1491 (struct tree_omp_clause): Declare.
1492 (union tree_node): Add field 'omp_clause'.
1493 * treestruct.def (TS_OMP_CLAUSE): Define.
1494 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
1495 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
1496 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
1497 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
1498 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
1499 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
1500 (OMP_CLAUSE): Define.
1501 * print-tree.c (print_node): Handle OMP_CLAUSE.
1502 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
1503 * c-typeck.c: Likewise.
1504 * gimplify.c: Likewise.
1505 * c-omp.c: Likewise.
1506 * tree-nested.c: Likewise.
1507 * tree-inline.c: Likewise.
1508 * c-parser.c: Likewise.
1509 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
1512 2006-01-25 Roger Sayle <roger@eyesopen.com>
1514 PR rtl-optimization/25703
1515 * combine.c (try_combine): Handle zero_extract and strict_low_part
1516 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
1518 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
1520 * global.c: Fix comment typos.
1522 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
1525 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
1526 Use output_addr_const instead of assemble_name.
1528 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
1530 * Makefile.in (sched-vis.o): Update dependencies.
1531 * haifa-sched.c (sched_finish): Clear current_sched_info.
1532 * cfg.c (dump_bb_info): New, split from dump_flow_info.
1533 (dump_flow_info): Call it.
1534 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
1536 * basic-block.h (dump_bb_info): Declare.
1537 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
1538 option, and apply options only for dump files whose TDF_RTL,
1539 TDF_TREE, or TDF_IPA bits match.
1540 * rtl.h: Declare new functions exported from sched-vis.c.
1541 * sched-vis.c: Enable also if scheduling is not used.
1542 (print_value): Print the mode of registers if not inside scheduling.
1543 (print_insn): Make it work outside the scheduler. Beautify the output
1545 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
1547 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1549 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
1550 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
1551 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
1552 depending on the value of CONSTANT_POOL_ADDRESS_P.
1553 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
1555 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
1556 rather than SYMBOL_REF_DECL.
1557 (rtx_constant_pool): Remove const_rtx_sym_htab.
1558 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
1559 (init_varasm_status): Don't initialize const_rtx_sym_htab.
1560 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
1561 Remove handling of const_rtx_sym_htab.
1562 (find_pool_constant): Delete.
1563 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
1564 rather than find_pool_constant.
1565 (get_pool_constant_for_function): Delete.
1566 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1568 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1569 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1570 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1571 (SYMBOL_REF_CONSTANT): New macro.
1572 (get_pool_constant_for_function): Delete.
1573 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1574 rather than SYMBOL_REF_DECL.
1575 (i386_pe_mark_dllimport): Likewise.
1576 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1577 rather than SYMBOL_REF_DECL.
1578 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1579 (machopic_indirect_call_target): Likewise.
1581 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1583 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1585 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1587 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1589 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1591 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1593 2006-01-24 David Daney <ddaney@avtrex.com>
1596 * configure.ac (enable_tls): New enable option.
1597 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1598 * configure: Regenerate.
1599 * doc/install.texi (--enable-tls): Document new option.
1600 (--disable-tls): Ditto.
1602 2006-01-24 Richard Henderson <rth@redehat.com>
1604 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1605 * alias.c (true_dependence): Respect it.
1606 (canon_true_dependence, write_dependence_p): Likewise.
1607 * builtins.c (get_builtin_sync_mem): Set it.
1609 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1611 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1614 2006-01-24 DJ Delorie <dj@redhat.com>
1616 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1617 for storing constants in single-bit bitfields.
1619 2006-01-25 Ben Elliston <bje@au.ibm.com>
1621 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1623 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1626 * tree-ssa-pre.c (phi_translate): Return NULL
1627 for AGGREGATE_TYPE's.
1629 2006-01-24 Zack Weinberg <zackw@panix.com>
1631 * genautomata.c (process_state_for_insn_equiv_partition):
1632 Use xcalloc for insn_arcs_array.
1633 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1634 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1636 2006-01-24 Richard Henderson <rth@redhat.com>
1638 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1641 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1643 PR rtl-optimization/25890
1644 PR rtl-optimization/25905
1645 * combine.c (expand_compound_operation, expand_field_assignment):
1646 Fail if the bitfield's final position is out of bounds.
1648 2006-01-24 Ian Lance Taylor <ian@airs.com>
1651 * cgraphunit.c (cgraph_output_in_order): Don't clear
1652 cgraph_asm_nodes until after asm strings have been output.
1654 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1656 * fix-header.c (read_scan_file): Add new parameter imultilib when
1657 calling register_include_chains.
1659 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1661 * omp-low.c: Update documentation.
1663 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1664 Daniel Berlin <dberlin@dberlin.org>
1668 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1669 return from the function.
1671 2006-01-22 Zack Weinberg <zackw@panix.com>
1673 * rtl.def (match_code): Add second argument.
1674 * genpreds.c (write_extract_subexp): New function.
1675 (write_match_code): Add path argument. Use write_extract_subexp.
1676 (write_predicate_expr): Pass path to write_match_code.
1677 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1678 not perform a mode test.
1679 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1680 a subexpression does not constrain the top-level code set.
1681 * read-rtl.c (read_rtx_variadic): New function.
1682 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1683 * doc/md.texi: Document new notation.
1684 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1685 (cmpsi_operand): ... here, using new notation.
1687 2006-01-22 Zack Weinberg <zackw@panix.com>
1689 * varray.c: Remove GENERATOR_FILE #ifdefs.
1691 2006-01-22 Zack Weinberg <zackw@panix.com>
1693 * genautomata.c (output_reserved_units_table): Emit nothing if
1694 description->query_units_num is zero. Remove extra blank line.
1695 (output_cpu_unit_reservation_p): Short circuit
1696 if description->query_units_num is zero.
1698 2006-01-22 Zack Weinberg <zackw@panix.com>
1700 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1701 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1702 nor any of the random handful of variables that used to be necessary
1703 when this program was linked with rtlanal.o. Prune set of forward
1704 function declarations.
1705 (struct attr_desc): Remove static_p field.
1706 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1707 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1708 (attr_string): Do not read the character one past the length of
1710 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1711 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1712 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1713 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1714 (make_automaton_attrs): New.
1715 (main): Do not call into genautomata. Call local gen_bypass
1716 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1717 Remove special case for insn_alts.
1718 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1719 varray.h (leftover from previous change). Prune set of forward
1720 function declarations. Remove state_alts fields from all
1721 structures. Remove state_alts_table from struct automaton.
1722 Make everything except main static. Do not maintain num_dfa_decls.
1723 Do not maintain state_alts fields of various structures.
1724 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1725 (add_arc): Remove state_alts argument. All callers updated.
1726 (output_reserved_units_table): Emit #ifdef here...
1727 (output_tables): ...not here. Don't generate state_alts tables.
1728 (expand_automata): Don't generate attributes.
1729 (write_automata): Don't generate state_alts functions.
1730 (main): New function.
1731 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1732 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1733 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1734 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1735 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1736 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1737 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1738 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1740 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1741 * genattrtab.h: Delete file.
1742 * Makefile.in (OBJS-common): Add insn-automata.o.
1743 (insn-automata.o): New rule.
1744 (simple_generated_c): Add insn-automata.c.
1745 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1746 (genprogmd): Add automata.
1747 (build/genattrtab): Needs no extra objects nor libraries.
1748 (build/genautomata): Needs build/vec.o and -lm.
1750 2006-01-22 Zack Weinberg <zackw@panix.com>
1752 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1753 (output_dfa_max_issue_rate, locked_states_num): Delete.
1754 (struct automaton): Add locked_states field.
1755 (output_dead_lock_vect): Save number of locked states in
1756 automaton->locked_states. If it is zero, don't print anything.
1757 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1758 (output_internal_dead_lock_func): Only test the dead_lock_vect
1759 for automata that have locked states.
1760 (output_statistics): Always print the number of locked states for
1761 each automaton. Calculate total number of locked states here.
1762 (write_automata): Don't call output_dfa_max_issue_rate.
1763 * genattrtab.c: Define length_unit_log as a const variable.
1764 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1765 max_insn_queue_index const.
1766 * final.c (length_unit_log): Declare const.
1767 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1769 2006-01-22 Zack Weinberg <zackw@panix.com>
1771 * genautomata.c: Include vec.h, not varray.h.
1772 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1773 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1774 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1775 VEC_* macros operating on appropriately typed vectors, or to
1776 malloced arrays when the size is known in advance. Const-ify
1777 many char* variables and function arguments. No functional changes.
1778 * Makefile.in (build/varray.o): Delete rule.
1779 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1780 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1782 2006-01-22 Zack Weinberg <zackw@panix.com>
1784 * gensupport.c: Define get_insn_name and record_insn_name here.
1785 (read_md_rtx): Call record_insn_name as appropriate.
1786 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1787 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1788 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1790 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1791 (BUILD_VARRAY): Delete.
1792 (genprognormal): Rename genprogmd. Fold in all programs from
1793 genprognoprint; also attrtab.
1794 (build/genattrtab): Just mention genautomata.o and varray.o.
1795 Reorganize a bit, add comments to make the categories clearer.
1797 2006-01-22 Zack Weinberg <zackw@panix.com>
1799 * genconditions.c (condition_table, add_condition): Delete.
1800 (write_conditions): Don't emit n_insn_conditions nor
1801 insn_elision_unavailable. Issue the gcc version #ifdef here,
1802 inside the table, with no #else clause ...
1803 (write_header): ...not here.
1804 (write_writer): New function.
1805 (main): Don't initialize condition_table. Use add_c_test.
1807 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1808 files on the command line.
1809 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1810 Return -1 if there is no entry in the table, don't abort.
1811 (add_c_test, traverse_c_tests): New functions.
1812 * gensupport.h (insn_elision_unavailable, insn_conditions)
1813 (n_insn_conditions): Delete declarations.
1814 (add_c_test, traverse_c_tests): Declare.
1815 * read-rtl.c: Include gensupport.h.
1816 (read_conditions): New function.
1817 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1818 (read_rtx_1): If we get EOF when we were looking for an initial
1819 open paren, return 0. Call read_conditions when appropriate.
1820 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1821 dummy-conditions.o. Eliminate references to insn-conditions.o,
1822 or change them to build/gencondmd.o, as appropriate. Remove
1823 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1824 from $(simple_generated_c). For all files remaining in those
1825 two lists, add insn-conditions.md to the generator command line.
1826 Give insn-constants.h/s-constants their own rules. Add rules
1827 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1828 (build/read-rtl.o): Depend on gensupport.h.
1829 (genprognormal): Include preds.
1830 (genprogearly): Rename genprognoprint; only difference is now that
1831 they don't link with $(BUILD_PRINT).
1832 * dummy-conditions.c: Delete.
1834 2006-01-22 Zack Weinberg <zackw@panix.com>
1836 * genextract.c: Don't include insn-config.h. Do include vec.h.
1837 Declare vectors of int, char, and locstr.
1838 (locstr): New typedef.
1839 (struct extraction): Make all array fields into bare pointers.
1840 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1841 (insn_code_number): Delete.
1842 (accum_extract): New struct.
1843 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1844 (gen_insn): Take insn_code_number as an argument. Use an
1845 accum_extract structure instead of loading data directly into
1846 a struct extraction, and having to know how big it might get.
1847 (walk_rtx): Operate entirely on an accum_extract structure.
1848 (print_path): Avoid unnecessary use of printf.
1849 (print_header): New function, split out of main. Distinguish
1850 more carefully between an unrecognizable insn and an insn that
1851 has the code number of a define_expand.
1852 (main): Pass insn_code_number to gen_insn. Call print_header
1853 only after parsing. Avoid unnecessary use of printf.
1854 * Makefile.in (build/vec.o): New rule.
1855 (build/genextract): Depend on build/vec.o.
1856 (build/genextract.o): Don't depend on insn-config.h.
1858 2006-01-22 Zack Weinberg <zackw@panix.com>
1860 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1861 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1862 practical. Eliminate per-generator-program link rules.
1864 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1867 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1868 with a call expr to ...
1869 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1871 2006-01-23 Richard Guenther <rguenther@suse.de>
1873 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1874 before make_edge with conditional EDGE_TRUE_VALUE.
1876 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1877 Jan Hubicka <jh@suse.cz>
1878 Richard Guenther <rguenther@suse.de>
1880 PR rtl-optimization/25654
1881 * cfgexpand.c (aggregate_contains_union_type): New function.
1882 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1883 for structure variables that contain a union type.
1885 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1887 * gengtype.c (new_structure): Return the structure.
1888 (create_option): Add an extra "next" argument.
1889 (create_field): New function.
1890 (adjust_field_rtx_def): Use create_option and create_field.
1891 Remove a now-unnecessary call to find_structure.
1892 (adjust_field_tree_def): Likewise.
1893 (note_yacc_type): Remove an unnecessary call to find_structure.
1894 * gengtype.h (new_structure): Return the structure.
1895 (create_option): Add an extra argument.
1896 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1897 (option): Adjust calls to create_option.
1899 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1901 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1903 2006-01-22 Paul Brook <paul@codesourcery.com>
1904 Peter Barada <peter@the-baradas.com>
1906 * config/m68k/m68k.md: Add Coldfire FPU support.
1907 Define FP mode macro and associated attributes.
1908 Use it for float mode patterns.
1909 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1910 (LIBCALL_VALUE): Use m68k_libcall_value.
1911 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1912 (m68k_function_value): Ditto.
1913 (emit_move_sequence): Ditto.
1914 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1915 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1916 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1917 (MULTILIB_EXCEPTIONS): Ditto.
1918 * config/m68k/m68k.opt: Add mcfv4e.
1919 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1920 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1921 (m68k_output_function_prologue): Save ColdFire FPU registers.
1922 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1923 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1924 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1925 ColdFire FPU registers.
1926 (m68k_libcall_value, m68k_function_value): New functions.
1927 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1928 (LIBCALL_VALUE): Use m68k_libcall_value.
1929 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1930 (MASK_COLDFIRE): Add MASK_CFV4E.
1931 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1932 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1933 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1934 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1935 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1936 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1937 * doc/invoke.tex: Document -mcfv4e on m68k.
1939 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1941 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1944 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1947 * c-opts.c (c_common_handle_option): Don't include
1948 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1949 * doc/invoke.texi (C++ Dialect Options): Document that
1950 -Wnon-virtual-dtor is no longer included in -Wall.
1952 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1954 * gcov.c (print_version), gcov-dump.c (print_version),
1955 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1958 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1960 * df-scan.c (problem_SCAN): Added NULL reset function.
1961 (df_scan_reset_blocks): Added code to call reset block function
1962 (df_bb_refs_delete) Fixed comment.
1963 (df_insn_refs_delete): Made tolerant of deleting non existent info
1964 for dataflow problems that need to be reset.
1965 * df-core.c (df_set_blocks): Ditto.
1966 * df.h (struct df_problem): Added reset_fun.
1967 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1968 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1969 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1970 functions to clear out all references to def-use or use-def chains.
1972 2006-01-21 Ben Elliston <bje@au.ibm.com>
1974 * varasm.c (assemble_real): Initialise data array.
1976 2006-01-20 Paul Brook <paul@codesourcery.com>
1978 Merge from csl-arm-branch.
1979 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1980 * config/arm/arm.md (movdi): Force operands[1] to a register
1981 if we have a non-register source.
1982 (*arm_movdi, *movdf_soft_insn): Require that one of the
1983 operands be a register.
1984 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1985 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1987 2006-01-20 DJ Delorie <dj@redhat.com>
1989 * varasm.c (initialize_constant_valid_p): Allow pointers
1990 initialized from integer constants of lesser precision.
1991 (output_constant): Allow non-int-sized pointer modes to be
1992 initialized from integer constants.
1994 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1997 * cppdefault.h (struct default_include): Add multilib flag.
1998 * cppdefault.c (cpp_include_defaults): Set it.
1999 * c.opt (-imultilib): New option.
2000 * c-opts.c (imultilib): New.
2001 (c_common_handle_option): Handle -imultilib.
2002 (c_common_post_options): Likewise.
2003 * c-incpath.c (add_standard_paths, register_include_chains):
2005 * c-incpath.h (register_include_chains): Add extra parameter.
2006 * gcc.c (do_spec_1): Generate -imultilib option.
2007 (The Specs Language): Update %I description.
2008 (process_command): Update copyright notice.
2009 * doc/cppopts.texi (-imultilib): Document.
2010 * doc/invoke.texi (-imultilib): Include in option summary.
2011 (%I): Update specs documentation.
2013 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2015 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
2017 2006-01-20 Richard Sandiford <richard@codesourcery.com>
2019 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
2022 2006-01-20 Richard Guenther <rguenther@suse.de>
2023 Steven Bosscher <stevenb.gcc@gmail.com>
2025 PR rtl-optimization/24626
2026 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
2027 EDGE_TRUE_VALUE if in RTL mode.
2030 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
2031 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
2033 2006-01-20 Dirk Mueller <dmueller@suse.com>
2036 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
2037 instead of a special NOP marker.
2038 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
2039 NOP marker handling.
2040 * c-common.h (empty_body_warning): Add forward declaration.
2041 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
2042 Now uses IS_EMPTY_STMT() instead of special NOP markers.
2044 2006-01-20 Paul Brook <paul@codesourcery.com>
2046 * Makefile.in (lang_checks): Keep going if mkdir fails.
2048 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2050 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
2051 be able to clean out basic block when not necessary.
2052 (df_scan_free): Fixed to properly delete information if df is
2053 unused before calling df_finish.
2054 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
2055 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
2057 (df_bb_refs_delete): New function.
2058 (df_refs_delete): Moved per block code to df_bb_refs_delete.
2059 * df-core.c (df_set_blocks): Added code to properly clean out
2060 unused blocks if they are not part of the blocks to consider.
2061 Added additional null check.
2062 (df_compact_blocks): Added basic block parameter to free_bb_fun to
2063 be able to clean out basic block when not necessary
2064 * df.h (df_free_bb_function): Ditto.
2065 (df_bb_refs_delete): New function.
2066 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
2067 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
2068 basic block parameter to be able to clean out basic block when not
2070 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
2071 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
2072 Fixed to properly delete information if df is unused before
2075 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2077 PR rtl-optimization/25799
2078 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
2079 Corrected confluence operator to remove bits from op2 before oring
2080 with op1 rather than removing bits from op1.
2081 (df_ru_transfer_function): Corrected test on wrong bitmap which
2082 caused infinite loop. Both of these problems were introduced in
2083 the dataflow rewrite.
2085 2006-01-19 DJ Delorie <dj@redhat.com>
2087 * reload1.c (find_reload_regs): Note the details of reload
2088 failures in the dump file.
2089 (spill_failure): Likewise.
2091 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2093 * loop-iv.c: Include df.h and hashtab.h.
2094 (enum iv_grd_result): New enum.
2095 (DF_REF_IV, DF_REF_IV_SET): New macros.
2096 (struct biv_entry): New.
2097 (df, bivs): New global variables.
2098 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
2099 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
2101 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
2102 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
2103 analyzed_for_bivness_p, record_biv): New functions.
2104 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
2105 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
2106 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
2108 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
2110 (iv_number_of_iterations): Use new interface to iv analysis.
2111 * loop-unroll.c: Do not include varray.h.
2112 (analyze_iv_to_split_insn): Use new interface to iv
2114 * loop-unswitch.c (may_unswitch_on): Ditto.
2115 * df.c (df_bitmaps_free): Only work for bbs for that structures are
2117 (df_bb_modify): Realloc tables to the new index.
2118 (df_find_use): New function.
2119 * df.h (df_find_use): Declare.
2120 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
2122 * cfgloop.h (struct rtx_iv): Remove analysed field.
2123 (iv_get_reaching_def): Removed.
2124 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
2125 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
2126 (loop-iv.o): Add df.h and hashtab.h dependency.
2127 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
2129 2006-01-20 Alan Modra <amodra@bigpond.net.au>
2132 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
2134 (__floatundisf, __floatundidf): Likewise.
2135 * libgcc2.h (IS_IBM_EXTENDED): Define.
2137 2006-01-19 DJ Delorie <dj@redhat.com>
2139 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
2141 2006-01-19 Paul Brook <paul@codesourcery.com>
2143 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
2144 as nothrow when unwinding tables are disabled.
2146 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2149 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
2150 of bit-field" when in system header.
2152 2006-01-19 DJ Delorie <dj@redhat.com>
2154 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
2155 the 16 bit shift limit of the m16c.
2157 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
2160 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
2161 * config/i386/i386.c (output_set_got): Output the label if we have one
2162 for the TARGET_DEEP_BRANCH_PREDICTION case.
2164 2006-01-19 Jan Hubicka <jh@suse.cz>
2165 H.J. Lu <hongjiu.lu@intel.com>
2166 Evandro Menezes <evandro.menezes@amd.com>
2168 * invoke.texi (generic): Document
2170 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
2171 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
2172 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
2173 (x86_use_incdec, x86_pad_returns): New variables
2174 (TARGET_CPU_DEFAULT_generic): New constant
2175 (TARGET_CPU_DEFAULT_NAMES): Add generic.
2176 (enum processor_type): Add generic32 and generic64.
2177 * i386.md (cpu attribute): Add generic32/generic64
2178 (movhi splitter): Behave sanely when both partial_reg_dependency and
2179 partial_reg_stall are set.
2180 (K8 splitters): Enable for generic as well.
2181 * predicates.md (incdec_operand): Use TARGET_INCDEC
2182 (aligned_operand): Avoid memory mismatch stalls.
2183 * athlon.md: Enable for generic64, new patterns for 128bit moves.
2184 * ppro.md: Enable for generic32
2185 * i386.c (generic64_cost, generic32_cost): New.
2186 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
2187 (x86_use_leave): Enable for generic64. (x86_use_sahf,
2188 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
2189 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
2190 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
2191 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2192 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2193 x86_accumulate_outgoing_args, x86_prologue_using_move,
2194 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
2195 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
2197 (x86_use_incdec, x86_pad_returns): New.
2198 (override_options): Add generic32 and generic64, translate "generic"
2199 to generic32/generic64 and "i686" to "generic32", refuse
2200 "generic32"/"generic64" as arch target.
2201 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
2202 (ix86_reorg): Honor PAD_RETURNS.
2204 2006-01-19 Diego Novillo <dnovillo@redhat.com>
2206 * tree-pretty-print.c (dump_generic_node): Handle
2207 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
2208 * cgraph.c (cgraph_expand_queue): Rename from
2209 cgraph_analyze_queue. Update all users.
2210 * cgraphunit.c (cgraph_assemble_pending_functions): Process
2211 cgraph_expand_queue.
2212 (cgraph_expand_all_functions): Likewise.
2213 (cgraph_finalize_pending_functions): Remove. Update callers.
2215 * tree.h (OMP_DIRECTIVE_P): Define.
2216 (OMP_PARALLEL_FN): Define.
2217 (OMP_PARALLEL_DATA_ARG): Define.
2218 (OMP_SECTIONS_SECTIONS): Define.
2219 * tree-pass.h (pass_expand_omp): Declare.
2220 * omp-low.c (struct omp_region): Declare.
2221 (struct omp_context): Remove fields 'parallel_type',
2222 'parallel_start_ix' and 'parallel_start_additional_args'.
2224 (struct omp_for_data): Rename from struct expand_omp_for_data.
2225 (omp_regions): New static variable.
2226 (root_omp_region): New static variable.
2227 (find_omp_clause): Make static.
2228 (is_in_combined_parallel_ctx): Remove.
2229 (is_combined_parallel): New.
2230 (extract_omp_for_data): Move earlier in the file.
2231 (workshare_safe_to_combine_p): New.
2232 (get_ws_args_for): New.
2233 (determine_parallel_type): Move earlier in the file.
2234 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
2236 (omp_copy_decl): Likewise.
2237 (create_omp_child_function): Likewise.
2238 (lookup_omp_region): New.
2239 (dump_omp_region): New.
2240 (debug_omp_region): New.
2241 (debug_all_omp_regions): New.
2242 (new_omp_region): New.
2243 (scan_omp_parallel): If parallel_nesting_level > 1, the
2244 directive is nested within another parallel directive.
2245 Set OMP_PARALLEL_FN.
2246 (scan_omp_for): Do not try to handle combined parallel+for
2248 Remove FIXME comment.
2249 (scan_omp_nested): Remove.
2250 (scan_omp_1): Do not call scan_omp_nested when
2251 parallel_nesting_level is > 1.
2252 Do not change the DECL_CONTEXT of local variables found.
2253 (lookup_decl_in_outer_ctx): New.
2254 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
2255 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
2256 (lower_reduction_clauses): Rename from expand_reduction_clauses.
2257 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
2258 If CTX is nested, lookup VAR in the outer context when
2259 building copy assignment.
2260 (lower_send_clauses): Rename from expand_send_clauses.
2261 If CTX is nested, lookup VAR in the outer context when
2262 building copy assignments.
2263 (lower_send_shared_vars): Rename from expand_send_shared_vars.
2264 If CTX is nested, lookup VAR in the outer context when
2265 building copy assignments.
2266 (expand_parallel_call): Rename from build_parallel_call.
2267 Handle combined parallel+workshare cases.
2268 Re-implement to emit code into the CFG.
2270 (expand_omp_parallel): Re-implement to emit code into the CFG.
2271 Call move_sese_region_to_fn to outline the sub-graph
2272 containing the parallel region.
2273 (expand_omp_for_1): Remove.
2274 (expand_omp_for_generic): Re-implement to emit code into the
2276 (expand_omp_for_static_nochunk): Likewise.
2277 (expand_omp_for_static_chunk): Likewise.
2278 (expand_omp_for): Likewise.
2279 (expand_omp_sections): Likewise.
2280 (remove_exit_barriers): New.
2281 (expand_omp_synch): New.
2283 (build_omp_regions_1): New.
2284 (build_omp_regions): New.
2285 (execute_expand_omp): New.
2286 (gate_expand_omp): New.
2287 (pass_expand_omp): Define.
2288 (lower_omp_sections): Rename from expand_omp_sections.
2289 Set OMP_SECTIONS_SECTIONS.
2290 (lower_omp_single_simple): Rename from expand_omp_single_simple.
2291 (lower_omp_single_copy): Rename from expand_omp_single_copy.
2292 (lower_omp_single): Rename from expand_omp_simple.
2293 (lower_omp_master): Rename from expand_omp_master.
2294 (lower_omp_ordered): Rename from expand_omp_ordered.
2295 (lower_omp_critical): Rename from expand_omp_critical.
2296 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
2297 (lower_omp_for): Re-implement.
2298 (lower_omp_parallel): Re-implement.
2299 (lower_regimplify): Rename from expand_regimplify.
2300 (lower_omp_1): Rename from expand_omp_1.
2301 If there are syntax errors in the program, replace every
2302 OpenMP directive with NOP.
2303 Call lower_omp_* instead of expand_omp_*.
2304 (lower_omp): Rename from expand_omp.
2306 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
2307 * tree-gimple.h (enum omp_parallel_type): Remove.
2308 (gimple_boolify): Declare extern.
2309 (find_omp_clause, determine_parallel_type): Remove.
2311 * gimple-low.c (lower_omp_directive): New.
2312 (lower_stmt): Call it.
2313 (record_vars_into): Move from ...
2314 (record_vars): ... here.
2315 Call record_vars_into with current_function_decl.
2317 * gimplify.c (struct gimplify_ctx): Remove fields
2318 combined_pre_p and combined_ctxp. Update users.
2319 (get_formal_tmp_var): Add documentation.
2320 (gimple_boolify): Make extern.
2321 (gimplify_expr_in_ctx): Remove. Update callers.
2322 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
2323 will always be a BIND_EXPR.
2324 (gimplify_expr): Handle OMP_RETURN_EXPR.
2325 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
2326 (OMP_PARALLEL): Add 3 operands.
2327 (OMP_SECTIONS): Add 1 operand.
2328 (OMP_RETURN_EXPR): Define.
2330 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
2331 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
2332 * tree-iterator.c (alloc_stmt_list): Assert that we are not
2333 creating a circular free list.
2334 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
2336 * tree-flow.h (move_sese_region_to_fn): Declare.
2337 (record_vars_into): Declare.
2338 * tree-cfg.c (make_omp_sections_edges): New.
2339 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
2340 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
2341 OMP_SECTIONS and OMP_SECTION.
2342 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
2343 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
2344 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
2345 (gather_blocks_in_sese_region): New.
2346 (struct move_stmt_d): Declare.
2348 (move_block_to_fn): New.
2349 (move_sese_region_to_fn): New.
2351 * passes.c (init_optimization_passes): Schedule
2352 pass_expand_omp after pass_init_datastructures.
2354 * tree-ssa-operands.c (get_expr_operands): Handle
2355 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
2356 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
2358 2006-01-19 Jeff Law <law@redhat.com>
2360 * tree-vrp.c (extract_range_from_assert): Refine the result range
2361 if the variable referenced by the ASSERT_EXPR has a range and
2362 either the tentative result range or the previous range is a
2365 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2367 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
2369 2006-01-19 Jan Hubicka <jh@suse.cz>
2371 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
2373 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
2375 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
2376 (expand_compound_operation, expand_field_assignment): Fail if the
2377 bit lengths of an extract operation are out of range.
2378 (make_extraction): Compute wanted_inner_mode based on the position
2379 and length of the extraction. Make it extraction_mode for non-constant
2380 positions, and do not modify offset in that case. When generating a
2381 new MEM, use a mode that can hold the extraction while keeping correct
2382 alignment. Remove code that supported MEMs wrapped by USEs.
2383 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
2385 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
2387 * config/s390/s390.md ("Y", "y"): New mode attribute.
2388 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2389 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
2390 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
2391 "*addsi3_imm_cc", "*addsi3_carry1_cc",
2392 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
2393 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
2394 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
2395 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
2396 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
2397 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
2398 "addsi3", "subsi3"): Insn patterns removed.
2399 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
2400 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
2401 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
2402 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
2403 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
2404 "*sub<mode>3_cconly2"): New insn patterns.
2405 ("addsi3", "subsi3"): New expanders.
2407 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
2409 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
2410 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
2411 existing STMT_VINFO_VECTYPE if available.
2412 (vect_mark_relevant): Add special handling for stmts that are
2413 marked as STMT_VINFO_IN_PATTERN_P.
2414 (vect_analyze_loop): Call vect_pattern_recog.
2415 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
2416 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
2418 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
2419 (vect_recog_func_ptr): New function-pointer type.
2420 * tree-vect-patterns.c: New file.
2421 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
2422 (vect_recog_dot_prod_pattern, vect_pattern_recog):
2423 (vect_pattern_recog_1): New functions.
2424 (vect_pattern_recog_funcs): New array of function pointers.
2426 * tree-vectorizer.h (ternary_op): New enum value.
2427 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
2428 declaration. Revised documentation. Removed redundant dump prints.
2429 Removed redundant argument. Added support for reduction patterns.
2430 (vectorizable_reduction): Added support for reduction patterns.
2431 (vect_transform_stmt): Added support for patterns.
2433 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
2434 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
2435 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
2436 (expand_widen_pattern_expr): New function.
2437 (init_optabs): Initialize new optabs udot_prod_optab,
2439 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
2440 (sdot_prod_optab, udot_prod_optab): Define new optabs.
2441 (expand_widen_pattern_expr): New function declaration.
2442 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
2444 * tree-inline.c (estimate_num_insns_1): Added cases for new
2445 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2446 * tree-pretty-print.c (dump_generic_node): Likewise.
2447 (op_prio): Likewise.
2448 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2449 * tree-ssa-operands.c (get_expr_operands): Added case for
2451 * tree-vect-patterns.c (widened_name_p): New function.
2452 (vect_recog_dot_prod_pattern): Added function implementation.
2453 * tree-vect-transform.c (get_initial_def_for_reduction): Added
2454 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
2455 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
2456 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
2458 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
2459 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
2460 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
2461 (init_optabs): Initialize new optabs widen_ssum_optab,
2463 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
2464 (widen_ssum_optab, widen_usum_optab): Define new optabs.
2465 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
2466 use instead of type of def.
2467 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
2468 function implementation.
2469 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
2470 widen_ssumv8hi): New.
2472 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
2475 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2478 * c-decl.c (add_flexible_array_elts_to_size): New function.
2479 (finish_decl): Use it.
2481 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2483 * diagnostic.h: Include options.h.
2484 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
2485 dependancies for diagnostic.h.
2486 * Makefile.in (DIAGNOSTIC_H): Add options.h.
2488 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
2490 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
2491 (ssa_ro_call_cache_valid): Ditto.
2492 * tree-ssa-alias.c (sort_tags_by_id): New function.
2493 (init_transitive_clobber_worklist): Ditto.
2494 (add_to_worklist): Ditto.
2495 (mark_aliases_call_clobbered): Ditto.
2496 (compute_tag_properties): Ditto.
2497 (set_initial_properties): Ditto.
2498 (compute_call_clobbered): Ditto.
2499 (compute_may_aliases): Call compute_call_clobbered and grouping.
2500 (compute_flow_sensitive_aliasing): Remove clobbering related code.
2501 (compute_flow_insensitive_aliasing): Grouping now happens in our
2503 (setup_pointers_and_addressables): Remove clobbering related code.
2504 (add_may_alias): Ditto.
2505 (replace_may_alias): Ditto.
2506 (get_nmt_for): Ditto.
2507 (create_global_var):
2508 (is_escape_site): Return an escape_type enumeration.
2509 * tree-flow-inline.h (is_call_clobbered): Global var does not
2510 imply call clobbered.
2511 (mark_call_clobbered): Take a reason for marking this. Remove
2512 marking of globalness, and cache invalidation.
2513 (clear_call_clobbered): Remove cache invalidation code.
2514 * tree-dfa.c (dump_variable): If details is on, dump the reason
2516 * tree-outof-ssa.c (create_temp): Copy escape mask from original
2518 * tree-flow.h (struct ptr_info_def): Add escape mask member.
2519 (struct var_ann_d): Ditto.
2520 (enum escape_type): New.
2521 (mark_call_clobbered): Adjust prototype.
2522 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
2523 are never call clobbered.
2524 Record reasons for escaping.
2525 * tree-ssa-structalias.h (is_escape_site): Update prototype.
2526 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
2527 (ssa_ro_call_cache_valid): Ditto.
2528 (clobbered_v_may_defs): Ditto.
2529 (clobbered_vuses): Ditto.
2530 (ro_call_vuses): Ditto.
2531 (clobber_stats): New.
2532 (init_ssa_operands): Zero out clobber stats.
2533 (fini_ssa_operands): Print out clobber stats.
2534 (get_call_expr_operands): Pass callee fndecl to
2536 (add_call_clobber_ops): Remove use of cache.
2537 Add use of PURE_CONST information.
2538 (add_call_read_ops): Remove use of cache.
2539 Add use of static not_read information.
2541 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
2543 Introduce TLS descriptors for i386 and x86_64.
2544 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
2545 (TARGET_ANY_GNU_TLS): New macro.
2546 (enum tls_dialect): Added TLS_DIALECT_GNU2.
2547 (struct machine_function): Add tls_descriptor_call_expanded_p.
2548 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
2549 (ix86_current_function_calls_tls_descriptor): Likewise.
2550 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
2551 (override_options): Introduce gnu2 tls dialect.
2552 (ix86_frame_pointer_required): Functions containing TLSCALLs are
2554 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
2556 (legitimize_tls_address): Adjust logic for GNU2 TLS.
2557 (ix86_init_machine_status): Initialize new field.
2558 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
2559 (ix86_tls_module_base): New.
2560 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
2561 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
2562 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
2563 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
2564 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
2565 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
2566 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2567 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2568 * config/i386/predicates.md (tls_modbase_operand): New.
2569 (tp_or_register_operand): New.
2571 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2573 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2574 (look_for_address_of): Ditto.
2575 (ipa_init): Walk the function decls.
2576 (static_execute): Don't set readonly on FUNCTION_DECL's.
2578 2006-01-18 Roger Sayle <roger@eyesopen.com>
2580 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2581 for shifts where the source and destination registers are different.
2583 2006-01-18 Paul Brook <paul@codesourcery.com>
2585 Merge from csl-arm-branch.
2586 2005-03-14 Julian Brown <julian@codesourcery.com>
2587 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2588 (aeabi_llsl): Likewise.
2589 (ashrdi3): Likewise.
2590 (aeabi_lasr): Likewise.
2591 (lshrdi3): Likewise.
2592 (aeabi_llsr): Likewise.
2593 2005-03-10 Julian Brown <julian@codesourcery.com>
2594 * config.gcc: Disable shared libgcc for SymbianOS.
2595 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2597 2006-01-18 DJ Delorie <dj@redhat.com>
2599 * c-pragma.c (handle_pragma_diagnostic): New.
2600 (init_pragma): Register it.
2601 * doc/extend.texi: Document it.
2603 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2604 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2605 (diagnostic_context): Add classify_diagnostic[].
2606 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2607 as errors if they're overridden to DK_WARNING.
2608 (diagnostic_initialize): Initialize classify_diagnostic[].
2609 (diagnostic_set_kind_override): New.
2610 (diagnostic_report_diagnostic): Check for kind changes.
2611 * opts.c (common_handle_option): Take lang_mask. Update callers.
2613 * common.opt (Werror=): New.
2614 * doc/invoke.texi: Document -Werror=*
2616 2006-01-18 Jeff Law <law@redhat.com>
2618 * tree-vrp.c (test_for_singularity): Correct test for new
2619 min limit. Use operand_equal_p rather than pointer equality
2620 for testing if new min/max values are equal.
2622 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2623 using range information until after propagation and folding.
2625 2006-01-18 Richard Henderson <rth@redhat.com>
2626 Aldy Hernandez <aldyh@redhat.com>
2627 Jakub Jelinek <jakub@redhat.com>
2628 Diego Novillo <dnovillo@redhat.com>
2630 * omp-low.c: New file.
2631 * c-omp.c: New file.
2633 2006-01-18 Richard Henderson <rth@redhat.com>
2634 Jakub Jelinek <jakub@redhat.com>
2635 Diego Novillo <dnovillo@redhat.com>
2637 * doc/invoke.texi: Document -fopenmp.
2638 * tree-dump.h (debug_function): Declare.
2639 * hooks.c (hook_bool_tree_bool_false): New function.
2640 (hook_tree_tree_null): Remove.
2641 (hook_tree_tree_tree_null): New.
2642 * hooks.h: Update to match.
2643 * tree-pretty-print.c (debug_tree_chain): New.
2644 (print_generic_expr): Handle TDF_CHAIN.
2645 (dump_generic_node): Handle BLOCK.
2646 Do not abort with incomplete SWITCH_EXPRs.
2647 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2648 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2649 print space after directive name.
2650 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2651 Handle OMP_MASTER and OMP_ORDERED.
2652 Handle printing of OMP_BODY just in one place, goto
2653 dump_omp_body in the rest of OMP_* nodes that have
2655 Don't handle clause nodes here. Update omp statements to
2656 use dump_omp_clauses.
2657 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2658 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2659 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2660 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2661 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2662 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2663 Adjust output for GOMP_PARALLEL.
2664 (dump_omp_clauses): New.
2665 (print_declaration): Dump DECL_VALUE_EXPR.
2666 (op_symbol_1): Split out of op_symbol.
2667 (dumping_stmts): Remove. Update all users.
2668 * cgraph.c (cgraph_analyze_queue): New.
2669 (cgraph_add_new_function): New.
2670 * cgraph.h (cgraph_analyze_queue): Declare.
2671 (cgraph_add_new_function): Declare.
2672 (cgraph_lower_function): Remove.
2673 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2674 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2675 and TYPE_P nodes in its default clause.
2676 (empty_body_p): New.
2677 (tree_range_check_failed): New.
2679 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2680 OMP_CLAUSE_REDUCTION_MERGE,
2681 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2682 OMP_CLAUSE_PRIVATE_DEBUG,
2683 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2684 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2685 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2686 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2687 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2688 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2689 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2690 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2691 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2692 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2693 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2694 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2695 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2696 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2697 (TREE_RANGE_CHECK): New.
2698 (empty_body_p): Declare.
2699 (enum omp_clause_default_kind): New.
2700 (build_string_literal): Declare.
2701 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2702 (build5_stat, build5): Declare.
2703 * tree-pass.h (TDF_CHAIN): Define.
2704 * tree-pass.h (PROP_gimple_lomp): Define.
2705 (pass_lower_omp): Declare.
2706 * diagnostic.h (debug_tree_chain): Declare.
2707 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2709 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2710 * builtins.c (build_string_literal): Make extern.
2711 * gcc.c (include_spec_function): New.
2712 (static_spec_functions): Add it.
2713 (main): Move load of libgomp.spec ...
2714 (LINK_COMMAND_SPEC): ... here.
2715 (link_gomp_spec): New.
2716 (static_specs): Include it.
2717 (LINK_COMMAND_SPEC): Add link_gomp.
2718 (GOMP_SELF_SPECS): New.
2719 (driver_self_specs): Include it.
2720 (switch_matches): Don't mark inline.
2721 (main): Load libgomp.spec.
2722 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2723 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2724 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2725 * tree-gimple.h (enum omp_parallel): Declare.
2726 (determine_parallel_type): Declare.
2727 (omp_firstprivatize_variable): Declare.
2728 (omp_reduction_init): Declare.
2729 (diagnose_omp_structured_block_errors): Declare.
2730 (struct walk_stmt_info): Add want_return_expr.
2731 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2732 (find_omp_clause): Declare.
2733 (insert_field_into_struct): Declare.
2734 (struct walk_stmt_info): Move from tree-nested.c
2735 (walk_stmts): Declare.
2736 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2738 * cgraphunit.c (cgraph_lower_function): Make static.
2739 (cgraph_finalize_pending_functions): New.
2740 (cgraph_finalize_function): Call it.
2741 (cgraph_finalize_compilation_unit): Likewise.
2742 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2743 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2744 (BT_FN_UINT_UINT): New.
2745 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2746 DEF_FUNCTION_TYPE_VAR_4): Document.
2747 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2748 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2749 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2750 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2751 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2752 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2753 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2754 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2755 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2756 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2757 into separate files.
2758 (DEF_GOMP_BUILTIN): New.
2759 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2760 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2761 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2762 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2763 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2764 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2765 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2766 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2767 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2768 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2769 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2770 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2771 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2772 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2773 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2774 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2775 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2776 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2777 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2778 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2779 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2780 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2781 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2782 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2783 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2784 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2785 * sync-builtins.def: New file, moved from builtins.def.
2786 * omp-builtins.def: New file, moved from builtins.def.
2787 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2788 * gimple-low.c (lower_function_body): Clear data.
2789 (lower_stmt): Do not handle COMPOUND_EXPR.
2790 Remove call to print_node_brief.
2791 * c-tree.h (c_finish_omp_clauses): New prototype.
2792 (C_DECL_THREADPRIVATE_P): Define.
2793 (lookup_name_no_remap, c_omp_remap_private): Remove
2794 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2795 (check_for_loop_decls): Update decl.
2796 (lookup_name_no_remap, c_omp_remap_private): Declare.
2797 (build_indirect_ref, build_modify_expr, pushdecl,
2798 pushdecl_top_level): Move to c-common.h.
2799 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2800 before the switch, but just in the 2 places that need it.
2801 * c-decl.c (diagnose_mismatched_decls): Do not check for
2802 mismatched thread-local attributes when OLDDECL is marked
2803 threadprivate and NEWDECL has no thread-local attributes.
2804 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2805 (c_gimple_diagnostics_recursively): Rename from
2806 c_warn_unused_result_recursively. Invoke
2807 diagnose_omp_structured_block_errors.
2808 (check_for_loop_decls): Return a singular decl found.
2809 * langhooks.c (lhd_omp_predetermined_sharing): Return
2810 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2811 (lhd_omp_firstprivatize_type_sizes): New.
2812 (lhd_omp_assignment): New.
2813 (lhd_omp_predetermined_sharing): New.
2814 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2815 (struct lang_hooks_for_types): Add
2816 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2817 omp_predetermined_sharing, omp_disregard_value_expr,
2818 omp_private_debug_clause, omp_clause_default_ctor,
2819 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2820 (c_finish_omp_clauses): New.
2821 (c_finish_bc_stmt): Diagnose break within omp for.
2822 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2823 (build_unary_op): Return error_mark after reporting
2825 (build_modify_expr): Likewise.
2826 * gimplify.c: Include optabs.h and pointer-set.h.
2827 (enum gimplify_omp_var_data): Declare.
2828 (struct gimplify_omp_ctx): Declare.
2829 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2831 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2832 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2833 (splay_tree_compare_decl_uid): New.
2834 (new_omp_context): New.
2835 (delete_omp_context): New.
2836 (gimple_add_tmp_var): Call omp_add_variable.
2837 (gimplify_bind_expr): Likewise.
2838 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2839 true, disregard DECL_VALUE_EXPR on the decl if any.
2840 (gimplify_expr_in_ctx): New.
2841 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2842 omp_add_variable, omp_notice_variable, omp_is_private
2843 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2844 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2845 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2846 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2847 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2848 gimplify_omp_atomic): New.
2849 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2850 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2851 OMP_CRITICAL and OMP_ATOMIC.
2852 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2853 * c-pragma.h (enum pragma_kind): Add
2854 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2855 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2856 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2857 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2858 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2859 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2860 PRAGMA_OMP_THREADPRIVATE.
2861 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2862 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2863 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2864 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2865 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2866 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2867 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2868 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2869 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2870 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2871 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2872 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2873 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2875 (struct nesting_info): Add field_map,
2876 suppress_expansion, debug_var_chain.
2877 (create_nesting_tree): Initialize them.
2878 (lookup_field_for_decl): Use field_map.
2879 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2880 (convert_local_omp_clauses): New.
2881 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2882 (walk_body): Split out of walk_function.
2883 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2884 (convert_nonlocal_reference): Handle omp statements.
2885 (convert_local_reference): Likewise.
2886 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2887 (unnest_nesting_tree): New.
2888 (lower_nested_functions): Call it.
2889 (insert_field_into_struct): Make extern.
2890 (struct walk_stmt_info): Move to tree-gimple.h.
2891 (walk_stmts): Make extern.
2892 * omp-builtins.def: New file.
2893 * tree-iterator.c (expr_only): Clarify comment.
2894 * c-common.h (pushdecl_top_level, pushdecl,
2895 build_modify_expr, build_indirect_ref,
2896 c_finish_omp_master, c_finish_omp_critical,
2897 c_finish_omp_ordered, c_finish_omp_barrier,
2898 c_finish_omp_atomic, c_finish_omp_flush,
2899 c_finish_omp_for, c_split_parallel_clauses,
2900 omp_clause_default_kind, c_omp_sharing_predetermined,
2901 c_omp_remap_decl): Declare.
2902 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2903 (OBJS-common): Add omp-low.o.
2904 (c-omp.o, omp-low.o): Add.
2905 (gimplify.o): Add dependency on $(OPTABS_H).
2906 (GTFILES): Add omp-low.c.
2907 (gt-stringpool.h): Add.
2908 * tree-cfg.c (set_bb_for_stmt): Do not update the
2909 block-to-labels map if we are currently expanding to RTL.
2910 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2912 Handle IDENTIFIER_NODE.
2913 (tree_verify_flow_info): Do not ICE when emitting error
2914 messages about invalid labels.
2915 (dump_function_to_file): Reset CFUN before emitting the body
2917 (debug_function): New.
2918 * passes.c (init_optimization_passes): Schedule
2920 * langhooks-def.h (lhd_omp_predetermined_sharing,
2921 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2923 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2924 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2925 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2926 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2927 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2928 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2929 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2930 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2931 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2932 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2933 (LANG_HOOK_DECLS): Use them.
2935 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2936 Richard Henderson <rth@redhat.com>
2937 Jakub Jelinek <jakub@redhat.com>
2938 Diego Novillo <dnovillo@redhat.com>
2940 * c-parser.c (pragma_omp_clause): Define.
2941 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2942 (c_parser_compound_statement): Likewise.
2943 (c_parser_statement): Likewise.
2944 (c_parser_pragma): Handle omp pragmas.
2945 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2946 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2947 (c_parser_omp_clause_name, check_no_duplicate_clause,
2948 c_parser_omp_variable_list,
2949 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2950 c_parser_omp_clause_copyprivate,
2951 c_parser_omp_clause_default,
2952 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2953 c_parser_omp_clause_lastprivate,
2954 c_parser_omp_clause_nowait,
2955 c_parser_omp_clause_num_threads,
2956 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2957 c_parser_omp_clause_reduction,
2958 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2959 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2960 c_parser_omp_atomic, c_parser_omp_barrier,
2961 c_parser_omp_critical, c_parser_omp_flush,
2962 c_parser_omp_for_loop, c_parser_omp_for,
2963 c_parser_omp_master, c_parser_omp_ordered,
2964 c_parser_omp_sections_scope, c_parser_omp_sections,
2965 c_parser_omp_parallel, c_parser_omp_single,
2966 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2967 * c-pragma.c (init_pragma): Do omp pragma registration here.
2968 * c.opt (fopenmp): New flag.
2970 2006-01-18 Eric Christopher <echristo@apple.com>
2972 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2973 * config/darwin.h (GOMP_SELF_SPECS): Define.
2975 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2977 * rtl.h: Remove the prototype for reg_alloc.
2979 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2982 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2983 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2984 sjlj and dwarf2 exception handling.
2985 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2986 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2987 * pa/pa.c (function_value): Treat complex and vector types as
2989 (function_arg): Likewise. Only pass scalar floats in the floating
2990 point argument registers.
2991 * pa/t-slibgcc-dwarf-ver: New file.
2992 * pa/t-slibgcc-sjlj-ver: New file.
2993 * pa/t-slibgcc-elf-ver: Delete file.
2995 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2997 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2998 unlikely_test_section_p test.
3000 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3002 * mode-switching.c (optimize_mode_switching): Make it static.
3003 * basic-block.h: Remove the prototype for
3004 optimize_mode_switching.
3006 * modulo-sched.c (sms_schedule): Make it static.
3007 * rtl.h: Remove the prototype for sms_schedule.
3009 * postreload-gcse.c (gcse_after_reload_main): Make it static.
3010 * rtl.h: Remove the prototype for gcse_after_reload_main.
3012 * reg-stack.c (reg_to_stack): Make it static.
3013 * rtl.h: Remove the prototype for reg_to_stack.
3015 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
3017 * rtl.h: Remove the prototypes for regrename_optimize and
3018 copyprop_hardreg_forward.
3020 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
3022 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
3023 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
3024 Test against the appropriate null constant for the mode.
3025 If 'fixup_overlap' is true, swap the operands if they overlap.
3026 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
3027 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
3028 alpha_split_tmode_pair and adjust for above change.
3029 * config/alpha/alpha.md (movtf_internal): Adjust call to
3030 alpha_split_tfmode_pair and rely on it to swap the operands.
3031 (movti_internal): New insn and post-reload splitter.
3032 (movti): New expander.
3034 2006-01-18 Philippe De Muyter <phdm@macqel.be>
3036 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
3039 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3041 * rtlanal.c (global_reg_mentioned_p_1,
3042 global_reg_mentioned_p): Remove.
3043 * rtl.h: Remove the prototype for global_reg_mentioned_p.
3045 * flow.c (initialize_uninitialized_subregs): Make it static.
3046 * rtl.h: Remove the prototype for
3047 initialize_uninitialized_subregs.
3049 * function.c (instantiate_virtual_regs): Make it static.
3050 * function.h: Remove the prototype for
3051 instantiate_virtual_regs.
3053 * regmove.c (regmove_optimize, combine_stack_adjustments):
3055 * rtl.h: Remove the prototypes for regmove_optimize and
3056 combine_stack_adjustments.
3058 2006-01-17 Roger Sayle <roger@eyesopen.com>
3060 * config/i386/i386.c (COSTS_N_BYTES): New macro.
3061 (size_cost): Encode costs in bytes so that a reg-reg addition is
3062 equivalent to COSTS_N_INSNS(1).
3063 (override_options): Use the size_cost.branch_cost as the default
3064 ix86_branch_cost when optimizing for size.
3066 2006-01-18 Ben Elliston <bje@au.ibm.com>
3068 * Makefile.in (D32PBIT_FUNCS): New.
3069 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
3070 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
3071 D64PBIT_FUNCS and D128PBIT_FUNCS.
3072 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
3073 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
3075 (decnumber_dep): Define.
3076 * doc/libgcc.texi (Decimal float library routines): New node.
3077 * config/dfp-bit.h, config/dfp-bit.c: New files.
3079 2006-01-18 Ben Elliston <bje@au.ibm.com>
3081 * expr.c (emit_move_change_mode): Always adjust addresses, not
3082 just during reload. Copy replacements only during reload.
3083 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
3084 emit_move_via_integer.
3086 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
3088 * Makefile.in (check-%, check-consistency): Use $${srcdir}
3089 instead of $(srcdir) and ${srcdir}.
3091 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
3095 * arm.h (struct machine_function): Add pic_reg.
3096 * arm.c (arm_pic_register): Make unsigned.
3097 (arm_override_options): Only set arm_pic_register if
3098 TARGET_SINGLE_PIC_BASE.
3099 (use_return_insn): Only test for a pic register if it is fixed.
3100 (arm_compute_save_reg0_reg12_mask): Likewise.
3101 (thumb_compute_save_reg_mask): Likewise.
3102 (legitimate_pic_operand): Factor out some known invariants.
3103 (legitimize_pic_address): If we don't have a fixed pic register,
3104 then set up a pseudo in the function entry sequence. Handle the
3105 pic base being in a pseudo.
3106 (arm_load_pic_register): Handle the pic register being in a pseudo.
3107 (arm_expand_prologue): Only set up the pic register if it is fixed.
3108 (thumb_expand_prologue): Likewise.
3109 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
3110 (pic_load_addr_based_insn): Likewise.
3111 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
3114 2006-01-18 Ben Elliston <bje@au.ibm.com>
3116 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
3117 decimal float modes for all floating point registers.
3119 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
3120 match_code "mem" with match_test "macho_lo_sum_memory_operand".
3122 2006-01-17 Jakub Jelinek <jakub@redhat.com>
3125 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
3126 even when the pointer is not NULL.
3128 2006-01-16 Ian Lance Taylor <ian@airs.com>
3130 * common.opt (ftoplevel-reorder): New option.
3131 * cgraph.c (cgraph_asm_nodes): New global variable.
3132 (cgraph_asm_last_node): New static variable.
3133 (cgraph_order): New global variable.
3134 (cgraph_create_node): Set new order field.
3135 (cgraph_varpool_node): Likewise.
3136 (decide_is_variable_needed): Return true if not
3137 flag_toplevel_reorder.
3138 (cgraph_add_asm_node): New function.
3139 * cgraph.h (struct cgraph_node): Add order field.
3140 (struct cgraph_varpool_node): Add order field.
3141 (struct cgraph_asm_node): Define.
3142 (cgraph_asm_nodes, cgraph_order): Declare.
3143 (cgraph_add_asm_node): Declare.
3144 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
3146 (cgraph_varpool_assemble_pending_decls): Call it.
3147 (cgraph_output_pending_asms): New static function.
3148 (cgraph_finalize_compilation_unit): Call it.
3149 (struct cgraph_order_sort): Define.
3150 (cgraph_output_in_order): New static function.
3151 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
3152 !flag_toplevel_reorder case.
3153 * c-parser.c: Include "cgraph.h".
3154 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
3156 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
3157 than -fno-unit-at-a-time.
3158 * doc/invoke.texi (Option Summary): Mention
3159 -fno-toplevel-reorder.
3160 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
3161 -funit-at-a-time documentation.
3163 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
3164 Kazu Hirata <kazu@codesourcery.com>
3166 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
3168 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
3170 * Makefile.in (FUNCTION_H): New. Use it instead of
3171 function.h throughout the file.
3172 * function.h: Include tree.h.
3174 2006-01-17 Ben Elliston <bje@au.ibm.com>
3176 * recog.c: Separate some functions with whitespace.
3178 2006-01-16 Richard Henderson <rth@redhat.com>
3180 Merge from gomp branch:
3181 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
3182 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
3183 and rename from struct inline_data. Rename callee* to dst*;
3184 caller* to src*; add copy_decl hook, transform_call_graph_edges,
3185 transform_new_cfg, transform_return_to_modify, and
3186 transform_lang_insert_block flags; remove cloning_p, versioning_p,
3188 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
3189 (copy_decl_for_dup): Remove.
3190 * tree-inline.c (struct inline_data): Move to header.
3191 (insert_decl_map): Export.
3192 (remap_decl): Update for member name changes. Use copy_decl hook.
3193 Allow for replacement to be a non-decl. Remove dead code.
3194 (remap_type_1): Check for existing mapping.
3195 (remap_type): Export.
3196 (remap_decls): Update for member name changes.
3197 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
3198 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
3199 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
3200 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
3201 (tree_function_versioning, build_duplicate_type): Likewise.
3202 (copy_body_r): Likewise. Export.
3203 (copy_decl_for_dup): Split into ...
3204 (copy_decl_for_dup_finish, copy_decl_to_var,
3205 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
3206 (replace_ref_tree, inlining_p): Remove.
3208 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3210 * ifcvt.c (if_convert): Make it static.
3211 * rtl.h: Remove the prototype for if_convert.
3213 * local-alloc.c (local_alloc): Make it static.
3214 * rtl.h: Remove the prototype for local_alloc.
3216 * loop.c (loop_optimize): Make it static.
3217 * cfgloop.h: Remove the prototype for loop_optimize.
3220 2006-01-16 DJ Delorie <dj@redhat.com>
3222 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
3225 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3227 * pa.md: Disparage copies between general and floating-point registers
3228 in 32-bit move patterns.
3230 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
3233 * Makefile.in (check-%): Depend on site.exp instead of
3234 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
3237 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3239 * global.c (global_alloc): Make it static.
3240 * rtl.h: Remove the prototype for global_alloc.
3242 2006-01-16 Richard Guenther <rguenther@suse.de>
3244 * tree-ssa-alias.c (struct used_part): Add write_only field.
3245 (get_or_create_used_part_for): Initialize it to true.
3246 (create_overlap_variables_for): Don't create structure variables
3247 for structures that only are written to.
3248 (find_used_portions): Handle MODIFY_EXPR to track whether a
3249 structure is only written to.
3251 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3253 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
3255 * basic-block.h: Remove the prototype for
3256 partition_hot_cold_basic_blocks.
3258 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
3260 * cppspec.c (lang_specific_spec_functions): Remove.
3261 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
3262 * gcc.h (lang_specific_spec_functions): Remove.
3263 * gccspec.c (lang_specific_spec_functions): Remove.
3265 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
3267 * combine.c (record_value_for_reg): Invalidate registers
3269 (record_dead_and_set_regs_1): Likewise, by passing them to
3270 record_value_for_reg.
3271 (record_dead_and_set_regs): Invalidate stores made by a
3272 call. We do not combine across a call, but we still
3273 relied on equivalences.
3275 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3277 * tree-vrp.c (extract_range_from_binary_expr): Cope with
3278 vrp_int_const_binop returning non-constant nodes.
3280 2006-01-16 Paul Brook <paul@codesourcery.com>
3282 * config/m68k/m68k.c (output_move_const_into_data_reg):
3283 Output correct mnemonic for mvz and mvs.
3285 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
3287 * rtl-factoring.c: Add sequence abstraction algorithm.
3288 * cfgcleanup.c (outgoing_edges_match): Extra checks.
3289 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
3291 (block_has_preserve_label): New function.
3292 * common.opt: Register new pass.
3293 * Makefile.in: Ditto.
3295 * timevar.def: Ditto.
3296 * tree-pass.h: Ditto.
3297 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
3298 * rtl.h (make_jump_insn_raw): Add forward decl.
3299 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
3301 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3302 Roger Sayle <roger@eyesopen.com>
3304 * fold-const.c (fold_minmax): New static function.
3305 (fold_binary) <MIN_EXPR>: Call it.
3306 <MAX_EXPR>: Likewise.
3307 * stor-layout.c (place_field): Use DECL_SIZE consistently
3308 in the computation of the new record size.
3310 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3312 * cse.c (cse_condition_code_reg): Make it static.
3313 * rtl.h: Remove the prototype for cse_condition_code_reg.
3315 * combine.c (combine_instructions): Make it static.
3316 * rtl.h: Remove the prototype for combine_instructions.
3318 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3321 * tree.c (get_file_function_name_long): Concatenate the first global
3322 object name with a string derived from the input filename of the object
3325 2006-01-16 Ben Elliston <bje@au.ibm.com>
3327 * config/i386/winnt-stubs.c: Update FSF address.
3328 * config/xtensa/ieee754-df.S: Ditto.
3329 * config/xtensa/ieee754-sf.S: Ditto.
3331 2006-01-14 Ian Lance Taylor <ian@airs.com>
3333 * ifcvt.c (noce_init_if_info): New static function, broken out of
3334 noce_process_if_block.
3335 (noce_process_if_block): Call noce_init_if_info.
3336 (check_cond_move_block): New static function.
3337 (cond_move_process_if_block): New static function.
3338 (process_if_block): Call cond_move_process_if_block.
3340 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
3342 * cselib.c (hash_table): Rename to cselib_hash_table.
3343 (cselib_clear_table, discard_useless_values,
3344 remove_useless_values, cselib_lookup_mem, cselib_lookup,
3345 cselib_init, cselib_finish): Adjust uses of hash_table.
3347 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
3349 PR tree-optimization/25485
3350 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
3351 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
3352 is known to be false and true, respectively.
3354 2006-01-14 Richard Guenther <rguenther@suse.de>
3356 PR tree-optimization/22548
3357 PR tree-optimization/22555
3358 PR tree-optimization/22501
3359 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
3360 * params.def (salias-max-array-elements): New parameter.
3361 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
3362 * doc/invoke.texi (salias-max-array-elements): Document.
3363 * tree-flow-inline.h (var_can_have_subvars): We also handle
3365 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
3367 * tree-ssa-structalias.c (params.h): Include.
3368 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
3369 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
3370 (get_constraint_for): For ADDR_EXPR operating on something
3371 containing an ARRAY_REF, add all subvars to the solution.
3372 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
3373 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
3374 for creating MUST_DEFs.
3375 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
3377 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3379 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
3381 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3382 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
3383 number_of_iterations_le): New functions.
3384 (number_of_iterations_special): Removed.
3385 (number_of_iterations_exit): Do not use number_of_iterations_special.
3386 * tree.c (unsigned_type_for): Always return integer type.
3388 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
3389 Richard Guenther <rguenther@suse.de>
3391 PR rtl-optimization/24257
3392 * gcse.c (find_moveable_store): Only consider a store movable
3393 when the SET_SRC of the insn can be assigned to a register.
3395 2006-01-14 Ian Lance Taylor <ian@airs.com>
3397 * tree.c (tree_not_class_check_failed): New function.
3398 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
3399 (tree_not_class_check_failed): Declare.
3401 2006-01-13 Ian Lance Taylor <ian@airs.com>
3403 * reload1.c (do_output_reload): Add assertion rejecting a
3406 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
3408 * combine.c (struct reg_stat): Add new fields truncation_label and
3410 (record_value_for_reg): Reset truncated_to_mode.
3411 (record_truncated_value): New function.
3412 (check_promoted_subreg): Call it. Rename to check_conversions.
3413 (combine_instructions): Rename check_promoted_subreg to
3415 (reg_truncated_to_mode): New function.
3416 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
3417 (gen_lowpart_or_truncate): New function.
3418 (force_to_mode): Use it instead of gen_lowpart.
3420 2006-01-13 Diego Novillo <dnovillo@redhat.com>
3422 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
3423 VAR is a tag, not its type tag.
3425 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
3427 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
3428 alternatives to match style of other entries.
3429 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
3431 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
3433 PR tree-optimization/25771
3434 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
3437 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
3440 * tree-inline.c (declare_return_variable): If the return variable
3441 was marked as a non gimple complex, set the return slot variable
3442 to be a non gimple comple variable.
3444 2006-01-13 Richard Guenther <rguenther@suse.de>
3446 * builtins.c (expand_builtin_sincos): New function.
3447 (expand_builtin_mathfn_3): Remove dead code, sin and cos
3449 (expand_builtin): Expand sincos using expand_builtin_sincos.
3451 2006-01-12 DJ Delorie <dj@redhat.com>
3453 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
3454 shift counts, separate SI shifts for m32c vs m16c, pass shift type
3455 so that constant shifts can be split.
3456 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
3457 (m32c_valid_pointer_mode): Make static.
3458 (shift_gen_func_for): New.
3459 (m32c_prepare_shift): Use it. Split large const shifts into
3461 * config/m32c/predicates.md (shiftcount_operand): Allow more
3463 (longshiftcount_operand): New.
3464 * doc/md.texi (Machine Constraints): Document In6.
3466 2006-01-13 Ben Elliston <bje@au.ibm.com>
3468 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
3469 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
3472 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
3474 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
3475 to try to avoid clobbering pieces of structures when we know
3476 something about the whole structure.
3477 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
3479 2006-01-13 Ben Elliston <bje@au.ibm.com>
3481 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
3482 return in memory, as this is no limitation is no longer present.
3484 2006-01-12 DJ Delorie <dj@redhat.com>
3486 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
3487 mova with fb, and for fb+0 -> An.
3489 * config/m32c/mov.md (peephole2): Fix enabling logic.
3491 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
3492 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
3493 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
3494 FINI_ARRAY_SECTION_ASM_OP): Define.
3496 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
3498 (m32c_legitimize_reload_address): New logic to reload FB to An.
3499 (m32c_output_reg_push): Add newline.
3500 (m32c_output_reg_pop): Likewise.
3502 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
3504 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
3506 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3508 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3510 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3512 * config/sh/predicates.md (sh_rep_vec): Add parallel to
3515 2006-01-11 Ben Elliston <bje@au.ibm.com>
3517 * rtlanal.c (find_reg_note): Assert insn is not null.
3519 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3521 * df-scan.c (df_hard_reg_init): Move declaration of i outside
3524 2006-01-11 Jeff Law <law@redhat.com>
3526 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
3528 (mark_threaded_blocks, register_jump_thread): New functions.
3529 (thread_through_all_blocks): Remove unwanted argument. No
3530 longer rely on e->aux to communicate thread target info.
3531 Call mark_threaded_blocks. Release the threaded_blocks
3532 bitmap and threaded_edges vector when complete.
3533 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
3534 (threaded_blocks): Remove.
3535 (tree_ssa_dominator_optimize): Remove initialization and
3536 finalization of threaded_blocks. Simplify call to
3537 thread_through_all_blocks.
3538 (thread_across_edge): Call register_jump_thread rather than
3539 storing thread information into e->aux.
3540 (free_all_edge_infos): Simplify now that e->aux is no longer
3541 used to communicate with thread_through_all_blocks.
3542 * tree-flow.h (thread_through_all_blocks): Update prototype.
3543 (register_jump_thread): Prototype.
3545 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3547 * df-core.c (df_compact_blocks, df_bb_replace): Use
3548 SET_BASIC_BLOCK instead of BASIC_BLOCK.
3550 2006-01-11 Richard Guenther <rguenther@suse.de>
3552 PR tree-optimization/25734
3553 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3554 stop propagation after successful propagation to the LHS.
3556 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3558 * basic-block.h (control_flow_graph): Change the type of
3559 x_basic_block_info to VEC(basic_block,gc) *.
3560 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
3562 (SET_BASIC_BLOCK): New.
3563 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
3564 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
3565 * cfgbuild.c (find_basic_blocks): Likewise.
3566 * cfglayout.c (fixup_reorder_chain): Likewise.
3567 * cfgrtl.c (create_basic_block_structure,
3568 rtl_create_basic_block): Likewise.
3569 * ifcvt.c (find_if_case_1): Likewise.
3570 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3573 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3575 * Makefile.in: Removed rotted odf.c entry.
3577 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3580 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3581 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3582 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3583 output pattern modifier, not %e.
3584 * config/cris/cris.c (cris_op_str): Update comment about pattern
3586 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3587 before falling through into...
3588 <case 'E'>: Redefined from old 'e' case.
3590 2006-01-11 Jan Hubicka <jh@suse.cz>
3593 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3595 2006-01-11 Jan Hubicka <jh@suse.cz>
3597 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3598 * i386.c (x86_decompose_lea): Kill.
3599 (ix86_rtx_costs): Kill.
3601 2006-01-11 Jan Hubicka <jh@suse.cz>
3603 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3604 * cgraph.h (cgraph_node): Add inline_decl.
3605 (cgraph_insert_node_to_hashtable): Declare.
3606 (save_inline_function_body): Declare.
3607 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3609 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3610 (cgraph_function_versioning): Update call of tree_function_versioning.
3611 (save_inline_function_body): New function.
3612 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3613 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3614 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3615 (cgraph_default_inline_p): Likewise.
3616 (cgraph_decide_inlining_incrementally): Likewise.
3617 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3618 (copy_bb): Kill saving; do updating of clones.
3619 (copy_cfg_body): Kill saving.
3620 (initialize_inlined-parameters): Likewise.
3621 (expand_call_inline): Likewise.
3623 (tree_function_versioning): New parameter "update_clones".
3624 (inlining_p): Kill saving.
3625 * tree-inline.h (tree_function_versioning): Update prototype.
3626 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3629 2006-01-11 Ian Lance Taylor <ian@airs.com>
3631 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3632 Allow undoing set of machine mode.
3633 (do_SUBST): Use enums instead of is_int.
3634 (do_SUBST_MODE): New function.
3635 (SUBST_MODE): New macro.
3636 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3637 reg and trying to replace reg_regno_rtx with a new register.
3638 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3639 (simplify_set): Use SUBST_MODE.
3640 (distribute_notes): Remove code that tried to update reg notes
3641 for regno_reg_rtx changes.
3643 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3645 PR tree-optimization/23109
3646 PR tree-optimization/23948
3647 PR tree-optimization/24123
3649 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3650 * tree-cfg.c (single_noncomplex_succ): New.
3651 * tree-flow.h (single_noncomplex_succ): Declare it.
3652 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3653 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3654 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3655 insert_bb, register_division_in, insert_reciprocals,
3656 replace_reciprocal, free_bb): New.
3657 (execute_cse_reciprocals_1): Rewritten.
3658 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3659 Do not commit any edge insertion. Always compute dominators and
3660 create the allocation pool.
3661 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3662 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3663 * targhooks.c (default_min_divistions_for_recip_mul): New.
3664 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3665 * passes.c (init_optimization_passes): Run recip after tree loop
3667 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3669 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3670 Kenneth Zadeck <zadeck@naturalbridge.com>
3672 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3673 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3674 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3675 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3676 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3677 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3678 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3679 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3680 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3681 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3682 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3683 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3684 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3685 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3686 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3687 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3688 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3689 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3690 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3691 DF_SCAN_POST_ALLOC): New macros.
3692 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3693 df_free_bb_function, df_local_compute_function, df_init_function,
3694 df_dataflow_function, df_confluence_function_0,
3695 df_confluence_function_n, df_transfer_function,
3696 df_finalizer_function, df_free_function, df_dump_problem_function,
3697 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3698 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3699 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3700 df_urec_bb_info, ) New types.
3701 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3703 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3704 df_analyze_simple_change_some_blocks,
3705 df_analyze_simple_change_one_block, df_compact_blocks,
3706 df_bb_replace, df_bb_regno_last_use_find,
3707 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3708 df_insn_regno_def_p, df_find_def, df_find_use,
3709 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3710 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3711 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3712 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3713 debug_df_chain, df_get_dependent_problem, df_chain_create,
3714 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3715 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3716 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3717 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3718 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3719 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3720 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3721 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3722 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3723 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3724 df_reorganize_refs, df_set_state, df_hard_reg_init,
3725 df_read_modify_subreg_p) New public functions.
3726 * df-core.c: The core dataflow solver and glue routines for rtl
3728 (df_init, df_add_problem, df_set_blocks, df_finish,
3729 df_hybrid_search_forward, df_hybrid_search_backward,
3730 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3731 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3732 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3733 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3734 df_reg_defined, df_find_use, df_reg_used, df_dump,
3735 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3736 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3737 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3738 debug_df_useno, reset_df_after_reload): New functions.
3739 * df-scan.c: The scanning fuctions, once in df.c, completely
3740 rewritten so that they now fully model the functionality of
3741 register usage at the backend.
3742 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3743 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3744 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3745 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3746 df_get_artificial_defs, df_get_artificial_uses,
3747 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3748 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3749 df_refs_delete, df_reorganize_refs, df_set_state,
3750 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3751 df_def_record_1, df_defs_record, df_uses_record,
3752 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3753 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3754 df_record_exit_block_uses, df_hard_reg_init): New functions.
3756 * df-problems.c: Seven concrete dataflow problems that use the
3757 scanning in df-scan.c and are solved by the engine in df-core.c.
3758 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3759 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3760 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3761 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3762 df_ru_free_bb_info, df_ru_alloc,
3763 df_ru_bb_local_compute_process_def,
3764 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3765 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3766 df_ru_transfer_function, df_ru_free, df_ru_dump,
3767 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3768 df_rd_free_bb_info, df_rd_alloc,
3769 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3770 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3771 df_rd_transfer_function, df_rd_free, df_rd_dump,
3772 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3773 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3774 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3775 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3776 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3777 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3778 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3779 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3780 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3781 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3782 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3783 df_urec_mark_reg_use_for_earlyclobber,
3784 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3785 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3786 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3787 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3788 df_chain_create_bb_process_use, df_chain_create_bb,
3789 df_chain_finalize, df_chain_free, df_chains_dump,
3790 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3791 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3792 df_reg_lifetime): New functions.
3793 * df.c: Deleted file.
3794 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3795 consistent with new df api.
3796 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3797 rest_of_handle_sms): Ditto.
3798 * web.c (unionfind_union, union_defs, entry_register, web_main):
3800 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3801 invariant_expr_equal_p, find_defs, check_dependencies,
3802 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3803 free_inv_motion_data, move_loop_invariants): Ditto.
3804 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3805 Update dependencies.
3806 (odf.c): Added defective entry that was deleted later in day.
3807 * sched-deps.c (sched_analyze_1): Ditto.
3809 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3811 * tree-ssa-operands.c (get_expr_operands): Record addressable
3812 variables directly. Do not call add_stmt_operands for CONST_DECLs
3814 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3815 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3817 2006-01-11 Ben Elliston <bje@au.ibm.com>
3819 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3820 function returns true in the positive case.
3822 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3825 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3826 for SI, DI, SF and DF modes. Add alternatives to copy between
3827 general and floating point registers to the 32-bit patterns.
3828 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3829 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3830 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3831 generating 64-bit code.
3832 * config/pa/pa.c (output_move_double): Handle copies between general
3833 and floating registers.
3835 2006-01-10 Stuart Hastings <stuart@apple.com>
3837 * config/i386/i386.md (set_got): Update.
3838 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3839 (builtin_setjmp_receiver): Mach-O support.
3840 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3841 (GOT_SYMBOL_NAME): Define.
3842 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3843 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3844 * config/i386/i386.c (override_options): Revise for Darwin.
3845 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3846 support. (darwin_x86_file_end): New. (output_set_got): Add label
3847 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3848 * config/i386/i386-protos.h (output_set_got): Likewise.
3849 * config/darwin.c (machopic_legitimize_pic_address): Update
3852 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3854 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3855 when MODE isn't BLKmode.
3857 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3859 PR rtl-optimization/25367
3860 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3862 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3865 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3866 for a negative bound.
3868 2006-01-10 Richard Guenther <rguenther@suse.de>
3870 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3871 Never override with anything constraint.
3873 2006-01-10 Jan Beulich <jbeulich@novell.com>
3875 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3876 256 bits when optimize_size.
3878 2006-01-10 Jan Beulich <jbeulich@novell.com>
3880 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3882 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3883 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3886 2006-01-10 Ben Elliston <bje@au.ibm.com>
3888 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3890 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3891 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3892 (USE_FP_FOR_ARG): Reject decimal float modes.
3893 (function_arg_advance): Likewise.
3894 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3895 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3896 point types in AltiVec vectors.
3897 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3898 (rs6000_libcall_value): Likewise.
3900 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3902 * config/xtensa/ieee754-df.S: New file.
3903 * config/xtensa/ieee754-sf.S: New file.
3904 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3905 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3906 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3908 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3910 * config/sh/predicates.md (binary_float_operator,
3911 binary_logical_operator, commutative_float_operator,
3912 equality_comparison_operator, greater_comparison_operator,
3913 less_comparison_operator, logical_operator,
3914 noncommutative_float_operator, shift_operator,
3915 symbol_ref_operand, unary_float_operator): Remove redundant
3918 2006-01-09 Jeff Law <law@redhat.com>
3920 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3921 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3922 now unused arguments. Callers updated.
3923 (eliminate_redundant_computations): Remove now unused arguments,
3925 (local_fold): Remove, no longer used.
3926 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3928 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3929 (simplify_cond): New function.
3930 (forward_propagate_into_cond): Call simplify_cond.
3932 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3934 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3935 (*vec_extractv2di_1_sse): New.
3937 2006-01-09 Ben Elliston <bje@au.ibm.com>
3939 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3941 2006-01-08 Richard Guenther <rguenther@suse.de>
3943 * tree-ssa-structalias.c (get_constraint_for): Remove
3945 (get_constraint_for_component_ref): Likewise.
3946 (do_deref): Likewise.
3947 (get_constraint_for): Likewise.
3948 (do_structure_copy): Likewise.
3949 (handle_ptr_arith): Likewise.
3950 (find_func_aliases): Likewise. Remove unused need_anyoffset
3953 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3954 Kaz Kojima <kkojima@gcc.gnu.org>
3956 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3957 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3958 (EXTRA_CONSTRAINT_C16): Remove.
3959 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3960 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3961 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3962 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3963 constants of SHmedia. Handle nested constant expressions of
3965 (andcosts): Fix the costs for SHmedia constants.
3966 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3967 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3968 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3969 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3970 (movv4hi_i, movv2si_i): Likewise.
3971 (movsi_const): Adjust the second operand of ior so to match with
3973 (movdi_const, movdi_const_32bit): Likewise.
3974 (movdi_const_16bit+1): Don't sign-extend LOW.
3975 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3977 (*double_shori): Fix the split condition. Use GEN_INT instead
3978 of get_int_mode calls. Mask lower 16-bit of the argument of
3980 (sym2GOTPLT): Remove.
3981 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3983 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3984 instead of EXTRA_CONSTRAINT_C16.
3986 2006-01-07 Ian Lance Taylor <ian@airs.com>
3987 David Edelsohn <edelsohn@gnu.org>
3989 PR rtl-optimization/25662
3990 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3991 for constant operands instead of simplify_gen_binary.
3992 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3993 after trying simplify_binary_operation
3995 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3997 * tree.c (iterative_hash_expr): Hash decls based on UID.
3999 2006-01-06 Eric Christopher <echristo@apple.com>
4001 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
4002 (TARGET_UNWIND_EMIT): Fix spelling.
4003 * target.h (gcc_target): Add except_table_label.
4004 * except.c (output_function_exception_table): Use.
4005 * varasm.c (default_emit_except_table_label): New.
4006 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
4008 (asm_out): Add here.
4009 * output.h (default_emit_except_table_label): Prototype.
4010 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
4011 * config/darwin.c (darwin_emit_except_table_label): Define.
4012 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
4014 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
4016 PR tree-optimization/18527
4017 * tree-ssa-loop-niter.c (number_of_iterations_cond,
4018 number_of_iterations_special, number_of_iterations_exit):
4019 Move base and step of an iv to a single structure. Add
4020 no_overflow flag, and use it in # of iterations analysis.
4021 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
4022 folded_casts argument.
4023 (simple_iv): Pass base and step in a structure. Set no_overflow
4025 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
4026 Evaluate expensiveness of computing # of iterations instead of
4027 the final expression.
4028 * tree-scalar-evolution.h (affine_iv): New structure.
4029 (simple_iv): Declaration changed.
4030 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
4031 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
4032 find_givs_in_stmt): Changed due to simple_iv change.
4034 2006-01-06 Jeff Law <law@redhat.com>
4037 * tree-cfg.c (bsi_replace): Rename final argument from
4038 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
4039 change (stmt -> orig_stmt).
4040 * tree-eh.c (verify_eh_throw_stmt_node): New function.
4041 (bsi_remove): Add new argument. Remove EH information
4043 (verify_eh_throw_table_statements): New function.
4044 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
4046 * tree-optimize.c (execute_free_cfg_annotations): Verify
4047 the EH throw statement table after removing annotations.
4048 * except.h (verify_eh_throw_table_statements): Prototype.
4049 * tree-flow.h (bsi_remove): Update prototype.
4050 * tree-vrp.c (remove_range_assertions): Add new argument to
4052 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
4053 * tree-complex.c (expand_complex_div_wide): Likewise.
4054 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
4055 * tree-tailcall.c (eliminate_tailcall): Likewise.
4056 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4057 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4058 * tree-nrv.c (tree_nrv): Likewise.
4059 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
4060 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
4061 (combine_blocks): Likewise.
4062 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
4063 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
4064 (cleanup_control_flow): Likewise.
4065 (remove_forwarder_block): Likewise.
4066 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4067 * tree-sra.c (sra_replace): Likewise.
4068 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
4069 (forward_propagate_single_use_vars): Likewise.
4070 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4071 * tree-inline.c (expand_call_inline): Likewise.
4072 * tree-vect-transform.c (vect_transform_loop): Likewise.
4073 * tree-outof-ssa.c (rewrite_trees): Likewise.
4074 * tree-cfg.c (make_goto_expr_edges): Likewise.
4075 (cleanup_dead_labels): Likewise.
4076 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
4077 (bsi_move_before, bsi_move_after): Likewise.
4078 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
4079 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
4081 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
4084 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
4086 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
4087 on non gimple variables. Also add checks at the top for decls and
4089 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
4091 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
4092 and IMAGPART_EXPR for creating MUST_DEFs.
4093 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
4094 and NAME_MEMORY_TAG separately from the DECLs.
4096 2006-01-06 Richard Guenther <rguenther@suse.de>
4098 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
4099 annotation, if necessary.
4100 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4101 redundant calls to update_stmt.
4102 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
4105 2006-01-05 Richard Henderson <rth@redhat.com>
4107 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
4109 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4111 * c-typeck.c: Update copyright date.
4113 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4115 * c-typeck.c (build_c_cast): Always warn when casting
4116 from a pointer to an integer of different size, even if
4117 the node was constant.
4119 2006-01-05 Richard Guenther <rguenther@suse.de>
4121 PR tree-optimization/22555
4122 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
4123 if one structure field is an array.
4124 * tree-ssa-operands.c (get_expr_operands): Continue scanning
4125 operands even if we found a subvar, but ignore VOPs in this
4127 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
4129 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
4131 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
4134 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
4136 2006-01-05 Richard Guenther <rguenther@suse.de>
4137 Diego Novillo <dnovillo@redhat.com>
4139 * tree-pass.h (TODO_remove_unused_locals): Define.
4140 * gimple-low.c (expand_var_p, remove_useless_vars,
4141 pass_remove_useless_vars): Remove. Update all users.
4142 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
4143 (remove_unused_locals): New function.
4144 * tree-flow.h (remove_unused_locals): Declare.
4145 * passes.c (execute_todo): Call remove_unused_locals if
4146 TODO_remove_unused_locals is set.
4147 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
4148 * tree-ssa-dce.c (pass_dce): Likewise.
4149 * tree-outof-ssa.c (pass_del_ssa): Likewise.
4151 2006-01-05 Richard Guenther <rguenther@suse.de>
4153 * tree-flow.h (struct fieldoff): Decompose field to
4154 type, size and decl.
4155 * tree-ssa-alias.c (create_sft): Take type as parameter.
4156 (create_overlap_variables_for): Store type, size and decl
4157 in the fieldoff structure.
4158 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
4160 (push_fields_onto_fieldstack): Likewise.
4161 (create_variable_info_for): Likewise. Use offset for the
4162 SFT name if the decl is not available.
4164 2006-01-04 Paul Brook <paul@codesourcery.com>
4166 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
4168 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
4170 * lambda-code.c (can_put_in_inner_loop): Relax
4172 (can_put_after_inner_loop): New function.
4173 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
4174 (perfect_nestify): Change to make copies and modify uses.
4176 2006-01-04 Richard Henderson <rth@redhat.com>
4178 Merge from gomp branch:
4179 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
4180 via integer constant.
4181 (pragma_lex): Remove.
4182 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
4183 rather than parsing it.
4184 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
4185 handle_pragma_extern_prefix): Add %< %> quotes.
4186 (registered_pragmas): New.
4187 (c_register_pragma_1): New.
4188 (c_register_pragma): Use it.
4189 (c_register_pragma_with_expansion): Likewise.
4190 (c_invoke_pragma_handler): New.
4191 (init_pragma): Use cpp_register_deferred_pragma directly for
4193 * c-pragma.h (enum pragma_kind): New.
4194 (pragma_handler): New.
4195 (c_invoke_pragma_handler): Declare.
4196 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
4198 * c-common.h (c_common_pch_pragma): Update decl.
4199 * Makefile.in (c-parser.o): Update dependencies.
4200 (GTFILES): Add c-pragma.h.
4201 * c-parser.c (struct c_token): Add pragma_kind.
4202 (struct c_parser): Add in_pragma.
4203 (c_lex_one_token): Always initialize keyword and pragma_kind.
4204 Extract data for CPP_PRAGMA.
4205 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
4206 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
4207 Don't allow CPP_PRAGMA_EOL if in_pragma.
4208 (c_parser_consume_pragma): New.
4209 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
4210 (c_parser_skip_to_end_of_parameter): Likewise.
4211 (c_parser_skip_to_end_of_block_or_statement): Likewise.
4212 (c_parser_skip_to_pragma_eol): New.
4213 (c_parser_external_declaration): Handle CPP_PRAGMA.
4214 (c_parser_compound_statement_nostart): Likewise.
4215 (c_parser_statement_after_labels): Likewise.
4216 (c_parser_pragma): New.
4217 (pragma_lex): Likewise.
4218 (c_parser_pragma_pch_preprocess): New.
4219 (c_parser_new): Merge into ...
4220 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
4222 2006-01-04 Jeff Law <law@redhat.com>
4225 * tree-cfg.c (bsi_replace): Remove the original statement
4226 from the EH throw statement table.
4228 2006-01-04 Jakub Jelinek <jakub@redhat.com>
4230 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
4231 make the prototype extern "C" and add throw ().
4234 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
4235 and pos non-negative and pos + len <= 32.
4236 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
4237 drop pos + len < HOST_BITS_PER_WIDE_INT test.
4238 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
4241 * c-common.c (handle_vector_size_attribute): Reject zero vector size
4242 as well as sizes not multiple of component size.
4245 * function.c (instantiate_expr): New function.
4246 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
4247 walk its DECL_VALUE_EXPR with instantiate_expr.
4249 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
4250 DW_OP_deref{,_size} if address isn't going to be added.
4252 2006-01-04 Ben Elliston <bje@au.ibm.com>
4254 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
4255 * config/fp-bit.c: Likewise.
4257 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
4259 * dominance.c: Add comment about why we use DFS numbering
4262 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4263 Richard Henderson <rth@redhat.com>
4265 Merge from gomp-branch:
4266 * varasm.c (assemble_variable): Handle thread-local COMMON data.
4267 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
4269 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
4271 PR rtl-optimization/25578
4272 * combine.c (combine_simplify_rtx, force_to_mode): Don't
4273 pass a parameter to simplify_shift_const if changing ASHIFTRT
4276 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
4278 * builtins.c (get_builtin_sync_mem): New function.
4279 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4280 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
4281 Call get_builtin_sync_mem to generate mem rtx.
4283 2006-01-03 Richard Guenther <rguenther@suse.de>
4286 * stmt.c (add_case_node): Make sure to clear overflow flags
4289 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4291 Merge from gomp-branch.
4292 * config/sparc/sync.md: New file.
4293 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
4294 UNSPECV_LDSTUB): New constants.
4295 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
4296 * config/sparc/predicates.md (memory_reg_operand): New predicate.
4297 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
4300 2006-01-03 Roger Sayle <roger@eyesopen.com>
4302 * combine.c (reg_subword_p): New predicate to test whether the
4303 destination of a set refers to a subword/piece of a register.
4304 (try_combine): Generalize the code to merge the setting of a
4305 pseudo to a constant followed by a set of a subword of that
4306 register to a constant.
4308 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
4310 * basic-block.h (control_flow_graph): Change the type of
4311 x_label_to_block_map to VEC(basic_block,gc) *.
4312 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
4313 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
4315 * tree-ssa-propagate.c (cfg_blocks): Change the type to
4316 VEC(basic_block,heap) *.
4317 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
4318 ssa_prop_fini): Adjust the uses of cfg_blocks.
4320 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
4322 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
4324 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
4325 hashing trees instead of a pointer hash.
4326 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
4327 compare for MEM_EXPR.
4329 PR rtl-optimization/25130
4330 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
4331 when comparing MEMs for GCSE
4333 2006-01-03 Ben Elliston <bje@au.ibm.com>
4335 * targhooks.h (default_decimal_float_supported_p): Declare.
4336 * targhooks.c (default_decimal_float_supported_p): Define.
4337 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
4338 `default_decimal_float_supported_p'.
4339 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
4341 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
4343 * combine.c (apply_distributive_law <SUBREG>): Check
4344 TRULY_NOOP_TRUNCATION.
4346 2006-01-02 Geoffrey Keating <geoffk@apple.com>
4348 * dwarf2out.c (have_switched_text_section): Delete.
4349 (have_multiple_function_sections): New.
4350 (have_location_lists): Make 'bool'.
4351 (add_AT_loc_list): Use 'true' not '1'.
4352 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
4353 (output_loc_list): Use have_multiple_function_sections.
4354 (output_ranges): Likewise.
4355 (dwarf2out_begin_function): Set have_multiple_function_sections if
4357 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
4358 Check function_section rather than DECL_SECTION_NAME.
4359 (dwarf2out_finish): Use have_multiple_function_sections.
4360 Don't clear have_location_lists.
4362 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
4363 Jan Hubicka <jh@suse.cz>
4365 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
4366 case of conditional jump jumping to the next instruction.
4367 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
4368 cases of conditional jump jumping to the next instruction.
4370 2006-01-02 Jan Hubicka <jh@suse.cz>
4372 * i386.c (*_cost): Add COSTS_N_INSNS.
4373 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
4375 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
4378 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
4380 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4382 * config/arm/arm.c (all_fpus): Fix comment typo.
4383 * config/darwin.c: Likewise.
4384 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
4385 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
4386 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
4388 2006-01-01 David Edelsohn <edelsohn@gnu.org>
4390 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
4391 (rs6000_split_compare_and_swapqhi): New.
4392 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
4393 (sync_compare_and_swapqhi_internal): New.
4394 * config/rs6000/rs6000-protos.h: Declare.