1 2006-02-09 Richard Earnshaw <richard.earnshaw@arm.com>
3 * arm.md (tlobits_cbranch): New pattern.
4 * arm.h (arm_select_cc_mode): For thumb, only return CC_Nmode if
7 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
10 * tree-ssa-pre.c (create_component_ref_by_pieces):
11 Handle RETURN_DECL like VAR_DECL.
13 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
16 * fold-const.c (fold_indirect_ref_1): Fold
17 "*(foo *)&complexfoo" to "__real__ complexfoo"
18 and "((foo*)&complexfoo)[1]" to "__imag__ complexfoo".
20 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
22 * tree-flow-inline.h (var_can_have_subvars):
23 Volatile variables should not have subvariables.
25 2006-02-09 Diego Novillo <dnovillo@redhat.com>
28 * tree-vrp.c (vrp_int_const_binop): Detect overflow when
29 multiplying unsigned values.
32 2006-02-09 Eric Botcazou <ebotcazou@libertysurf.fr>
34 * config/sparc/sparc.c (tls_call_delay): Fix oversight.
36 2006-02-08 Jason Merrill <jason@redhat.com>
39 * tree.def: Elaborate on difference from MODIFY_EXPR.
40 * doc/c-tree.texi (INIT_EXPR): Likewise.
41 * gimplify.c (internal_get_tmp_var): Use INIT_EXPR.
42 (gimplify_decl_expr, gimplify_init_ctor_eval): Likewise.
43 (gimplify_target_expr): Likewise.
44 (gimplify_cond_expr): Remove target handling.
45 (gimplify_modify_expr): Don't clobber INIT_EXPR code here.
46 (gimplify_expr): Clobber it here.
47 (gimplify_modify_expr_rhs): Push assignment into COND_EXPR here.
48 Do return slot optimization if we have an INIT_EXPR.
51 * tree-inline.c (declare_return_variable): Also clear
52 DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case.
55 * gimplify.c (gimplify_modify_expr_rhs): Re-enable *& handling.
58 * gimplify.c (gimplify_one_sizepos): Fix typo.
60 2006-02-08 Jeff Law <law@redhat.com>
62 PR tree-optimization/21417
63 * tree-ssa-threadedge.c (thread_across_edge): Reject threading
64 across a backedge if the control statement at the end of the
65 block is data dependent on other statements in the same block.
66 (record_temporary_equivalences_from_stmts): Remove over-conservative
67 test for threading across backedges.
69 * tree-ssa-dce.c (remove_dead_statement): When removing a dead
70 control statement, handle all three special cases in the same
71 manner as they all have the same desired solution. No longer
72 special case edge flag updating when the post dominator is
75 2006-02-08 Roger Sayle <roger@eyesopen.com>
77 * tree.def (CHAR_TYPE): Remove.
78 * dbxout.c (dbxout_type): Delete dead handling of CHAR_TYPE.
79 * dwarf2out.c (base_type_die, is_base_type): Likewise.
80 (gen_type_die) <ARRAY_TYPE>: Remove handling of CHAR_TYPE arrays.
81 (gen_string_type_die): Delete unreachable function.
83 * tree-pretty-print.c (dump_generic_node): Don't handle CHAR_TYPE.
84 * tree.c (build_int_cst_wide, type_contains_placeholder_1,
85 type_hash_eq, variably_modified_type_p, walk_type_fields): Likewise.
86 * tree.h (NUMERICAL_TYPE_CHECK, INTEGRAL_TYPE_P): Likewise.
87 * builtins.c (type_to_class): Likewise.
88 * fold-const.c (fold_convert, build_range_check,
89 merge_ranges): Likewise.
90 * expr.c (count_type_elements): Likewise.
91 * c-pretty-print.c (pp_c_type_specifier): Likewise.
92 * stor-layout.c (layout_type): Likewise.
93 * ipa-type-escape.c (type_to_consider): Likewise.
94 * gimplify.c (omp_firstprivatize_type_sizes,
95 gimplify_type_sizes): Likewise.
96 * explow.c (promote_mode): Likewise.
97 * tree-sra.c (is_sra_scalar_type): Likewise.
98 * varasm.c (output_constant): Likewise.
99 * tree-inline.c (remap_type_1): Likewise.
100 * convert.c (convert_to_pointer, convert_to_real,
101 convert_to_integer, convert_to_complex): Likewise.
103 2006-02-08 Daniel Berlin <dberlin@dberlin.org>
105 * df-scan.c (df_def_record_1): A set destination may
106 be a parallel regardless of mode.
108 2006-02-08 Roger Sayle <roger@eyesopen.com>
111 * config/mips/mips.h (MIN_UNITS_PER_WORD): Don't define for libgcc.
112 * config/mips/_tilib.c: Remove.
113 * config/fixtfdi.c: New libgcc source file.
114 * config/fixunstfdi.c: New source file.
115 * config/floatditf.c: New source file.
116 * config/floatunditf.c: New souce file.
117 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source
118 files above instead of config/mips/_tilib.c.
119 * config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise.
121 2006-02-08 Jeff Law <law@redhat.com>
123 PR tree-optimization/26169
124 * tree-vrp.c (execute_vrp): Perform any queued SSA updates before
127 2006-02-08 Zdenek Dvorak <dvorakz@suse.cz>
129 * df.h (DF_REG_SIZE): Return the length of the initialized
132 2006-02-08 Nathan Sidwell <nathan@codesourcery.com>
134 * gcc/config/m68k/lb1sf68.asm (__divsf3, __divdf3, __mulsf3,
135 __muldf3): Return a correctly signed zero.
137 2006-02-08 Paolo Bonzini <bonzini@gnu.org>
139 * passes.c (register_one_dump_file): Accept the current properties
140 instead of pass number. Adjust call to dump_register. Remove
142 (register_dump_files): Now a wrapper around...
143 (register_dump_files_1): ... this one. Do not modify the pass
145 (next_pass_1): Cosmetic fix.
146 (execute_todo): Keep second parameter only. Use curr_properties
147 instead of fetching it from the pass structure. Check and set
149 (execute_one_pass): Handle TODO_set_props. Use curr_properties
150 instead of fetching it from the pass structure. Fix calls to
151 execute_todo. Update curr_properties and initialize .vcg RTL dump
152 after running the pass. Reset last_verified.
153 * tree-dump.c (dump_files): Renumber consecutively. Put .cgraph dump
155 (FIRST_AUTO_NUMBERED_DUMP): New.
156 (dump_register): Remove "num" parameter, assign it within the
158 (get_dump_file_name): Modify template for dumps.
159 * tree-dump.h (dump_register): Adjust prototype.
160 * tree-pass.h (enum tree_dump_index): Move cgraph at the beginning.
161 (PROP_trees): Add PROP_gimple_lomp.
162 (TODO_set_props): New.
163 * gimple-low.c (pass_lower_cf): Do not destroy PROP_gimple_lcf.
164 * tree-eh.c (pass_lower_eh): Do not destroy PROP_gimple_leh.
165 * cfgexpand.c (pass_expand): Destroy PROP_trees.
167 2006-02-08 Jakub Jelinek <jakub@redhat.com>
169 * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
170 (sparc64-*-linux*): Likewise.
171 * config/sparc/t-linux64 (SHLIB_MAPFILES): Removed.
172 * config/sparc/t-linux: New file.
173 * config/sparc/libgcc-sparc-glibc.ver (__fixtfdi, __fixunstfdi,
174 __floatditf): Export at GCC_LDBL_3.0 if -m32 -mlong-double-128.
175 (__divtc3, __multc3, __powitf2): Export at GCC_LDBL_4.0.0 if
176 -m32 -mlong-double-128.
178 * config.gcc (alpha*-*-linux*): Add alpha/t-linux to tmake_file.
179 * config/alpha/t-linux: New file.
180 * config/alpha/libgcc-alpha-ldbl.ver: New file.
182 * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Define
183 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128.
184 (CPP_SUBTARGET_SPEC): Don't add -D__LONG_DOUBLE_128__ here.
185 * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define
186 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128 and TARGET_ARCH32.
187 (CPP_ARCH32_SPEC): Remove.
189 2006-02-07 Uttam Pawar <uttamp@us.ibm.com>
191 PR tree-optimization/26145
192 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free
195 2006-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
198 * pa.c (attr_length_indirect_call): Don't return length 8 for distances
199 >= 240000 when generating code for SOM runtime.
200 (output_indirect_call): Don't use "b,l" instruction for indirect calls
201 to $$dyncall when generating code for SOM runtime..
203 2006-02-07 Dirk Mueller <dmueller@suse.com>
206 * doc/invoke.texi (-Wsequence-point): Update documentation
207 that -Wsequence-point is implemented for C++ as well.
209 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
211 * config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread.
212 * config/sol2.h (CPP_SUBTARGET_SPEC): Likewise.
213 (LIB_SPEC): Likewise.
214 * doc/invoke.texi (SPARC options): Document -pthread.
216 2006-02-07 Geoffrey Keating <geoffk@apple.com>
218 * config/i386/i386.c (ix86_delegitimize_address): Support Darwin
221 2006-02-07 Roger Sayle <roger@eyesopen.com>
223 * config/sparc/sparc.c (sparc_type_code): Don't handle CHAR_TYPE.
224 Correct comment describing BOOLEAN_TYPE.
226 2006-02-07 Dirk Mueller <dmueller@suse.com>
228 * c.opt: C++ frontend supports -Wdiv-by-zero.
229 * c-opts.c (c_common_handle_option): Remove dead case.
231 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
233 * configure.ac (TLS assembler check): Do not enable TLS by
234 default on SPARC/Solaris before version 10.
235 * configure: Regenerate.
237 2006-02-07 David Edelsohn <edelsohn@gnu.org>
239 * doc/invoke.texi (xl-compat): Document conversion and support
242 2006-02-07 Jeff Law <law@redhat.com>
244 * tree-vrp.c (find_conditional_asserts): Update comments.
245 (simplify_stmt_for_jump_threading): New.
246 (identify_jump_threads, finalize_jump_threads): New.
247 (vrp_finalize): Call identify_jump_threads.
248 (execute_vrp): Call finalize_jump_threads.
249 * tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
250 (vrp_element, vrp_data, vrp_element_p): Remove.
251 (vrp_hash_elt, vrp_variables_stack): Remove.
252 (vrp_hash, vrp_eq, record_range): Remove.
253 (simplify_cond_and_lookup_avail_expr): Remove.
254 (extract_range_from_cond): Remove.
255 (thread_across_edge): Relocated into tree-ssa-threadedge.c.
256 (simplify_stmt_for_jump_threading): New.
257 (dom_thread_across_edge): New wrapper.
258 (tree_ssa_dominator_optimize): No longer initialize or
259 finalize any of the VRP datastructures. Remove iteration
260 step and simplify as a result of removal of iteration step.
261 (pass_dominator): Perform a cfg cleanup after DOM.
262 (dom_opt_finalize_block): Use the new common routines
263 for threading jumps. Simplify stack management slightly.
264 No longer need to unwind VRP state.
265 (record_equivalences_from_incoming_edge): No longer record
267 (eliminate_redundant_computations): No longer call
268 simplify_cond_and_lookup_avail_expr.
269 * tree-flow.h (potentially_threadable_block): Prototype.
270 (thread_across_edge): Likewise.
271 * Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
272 (tree-ssa-threadedge.o): Add dependencies.
273 * tree-ssa-threadedge.c: New file.
274 * passes.c (init_optimization_passes): Merge PHIs before
275 calling VRP. Run VRP again late in the SSA optimization pipeline.
277 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
279 * df-core.c (df_set_blocks): Do not dereference function pointers.
280 (df_finish1): Likewise.
281 (df_hybrid_search_forward): Likewise.
282 (df_hybrid_search_backward): Likewise.
283 (df_iterative_dataflow): Likewise.
284 (df_analyze_problem): Likewise.
285 (df_compact_blocks): Likewise.
287 * df-scan.c (df_rescan_blocks): Likewise.
288 (df_record_entry_block_defs): Likewise.
290 * genconditions.c (write_conditions): Guard the definition of
291 'insn_conditions' with the check on GCC version.
292 (write_writer): Guard the traversal 'insn_conditions' with
293 the check on GCC version.
295 2006-02-07 Richard Guenther <rguenther@suse.de>
299 2006-01-30 Richard Guenther <rguenther@suse.de>
301 * gimplify.c (gimplify_target_expr): Handle easy cases
302 without creating a temporary.
304 2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
306 * sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
307 use of float in probability computations. Use edge probabilities
308 in place of statically computed probabilities.
309 (min_spec_prob): New static variable.
310 (schedule_insns): Initialize it.
311 (GET_SRC_PROB): Removed.
312 * doc/invoke.texi (min-sched-prob): Renamed to min-spec-prob.
314 2006-02-07 Alexandre Oliva <aoliva@redhat.com>
317 * config/ia64/unwind-ia64.c: Revert last change.
318 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed.
319 (INCOMING_FRAME_SP_OFFSET): Define.
321 2006-02-06 Roger Sayle <roger@eyesopen.com>
323 * config/ia64/ia64.c (hfa_element_mode): Don't handle CHAR_TYPE.
325 2006-02-07 Ben Elliston <bje@au.ibm.com>
327 * config/i386/i386.c (ix86_scalar_mode_supported_p): New.
328 (TARGET_SCALAR_MODE_SUPPORTED_P): Define hook.
329 (classify_argument): Handle SDmode, DDmode, TDmode for 64-bit.
330 (ix86_return_in_memory): Handle TDmode.
331 (ix86_libcall_value): Handle SDmode, DDmode, TDmode.
332 (ix86_value_regno): Return non-TDmode decimal float modes in %eax.
334 2006-02-06 Richard Sandiford <richard@codesourcery.com>
336 * reorg.c (dbr_schedule): Use dump_file instead of file.
338 2006-02-06 Steve Ellcey <sje@cup.hp.com>
341 * config/ia64/predicates.md (extr_len_operand): New predicate.
342 * config/ia64/ia64.md (extv): Tighten constraints.
344 (*tbit_and_2): Ditto.
345 (*tbit_and_3): Ditto.
351 2006-02-06 Andrew Pinski <pinskia@physics.uc.edu>
354 * config/i386/i386.md (trap): Use ASM_SHORT instead of .word.
356 2006-02-06 Zdenek Dvorak <dvorakz@suse.cz>
358 * tree-vrp.c (execute_vrp): Do not pass dump argument to.
359 loop_optimizer_init and loop_optimizer_finalize
360 * tree-ssa-sink.c (execute_sink_code): Ditto.
361 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
362 * tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
363 tree_ssa_loop_done): Ditto.
364 * tree-ssa-pre.c (init_pre, fini_pre): Ditto.
365 * sched-ebb.c: Include output.h.
366 (schedule_ebbs): Do not use dump argument.
367 * value-prof.h (struct profile_hooks): Remove profile_dump_file.
368 * loop.c (loop_dump_stream): Removed.
369 (loop_optimize, rest_of_handle_loop_optimize): Do not use dump
371 (scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
372 emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
373 final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
374 loop_iterations, strength_reduce, record_biv, record_giv,
375 final_giv_value, check_final_value, check_ext_dependent_givs,
376 combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
377 try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
378 dump_file instead of loop_dump_stream.
379 * ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
381 * reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
383 * flow.c (life_analysis, rest_of_handle_life): Ditto.
384 * haifa-sched.c: Include output.h
385 (schedule_insns, sched_init): Do not use dump argument.
386 * mode-switching.c (optimize_mode_switching): Ditto.
387 * modulo-sched.c (stats_file): Removed.
388 (print_node_sched_params): Do not call argument dump_file.
389 (sms_schedule_by_order, loop_canon_p, sms_schedule,
390 rest_of_handle_sms): Do not use dump argument. Use dump_file instead
392 * cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
394 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
395 rtl_loop_init, rtl_loop_done): Ditto.
396 * global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
397 * predict.c (combine_predictions_for_bb, tree_estimate_probability):
399 * recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
400 * lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
401 * regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
402 rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
403 * emit-rtl.c (renumber_insns): Ditto.
404 * cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
405 expand_gimple_basic_block, tree_expand_cfg): Ditto.
406 * regclass.c (regclass): Ditto.
407 * tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
408 remove_ssa_form, rewrite_out_of_ssa): Ditto.
409 * reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
410 convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
412 * sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
413 * local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
415 * gcse.c (gcse_file, debug_stderr): Removed.
416 (gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
417 rest_of_handle_gcse): Do not use dump argument.
418 (cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
419 one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
420 pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
421 compute_code_hoist_vbeinout, compute_code_hoist_data,
422 one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
423 compute_store_table, build_store_vectors, insert_insn_start_bb,
424 insert_store, remove_reachable_equiv_notes, replace_store_insn,
425 store_motion): Use dump_file instead of gcse_file.
426 * ipa-type-escape.c (type_escape_execute): Remove debugging comments.
427 * profile.c (profile_dump_file): Removed.
428 (branch_prob): Use dump_file instead of profile_dump_file.
429 * ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
431 * tree-ssa-copy.c (dump_copy_of): Ditto.
432 * rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
433 dump file to life_analysis.
434 * bt-load.c (branch_target_load_optimize): Ditto.
435 * cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
437 * rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
438 regclass, dbr_schedule): Declaration changed.
439 * sched-int.h (sched_init): Declaration changed.
440 * tree-profile.c (tree_profile_dump_file): Removed.
441 (tree_profile_hooks): Removed profile_dump_file hook.
442 * rtl-profile (rtl_profile_dump_file): Removed.
443 (rtl_profile_hooks): emoved profile_dump_file hook.
444 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
446 * c-gimplify.c (c_genericize): Do not call local variable dump_file.
447 * tree-cfg.c (build_tree_cfg): Ditto.
448 * Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
449 * basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
451 * config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
452 life_analysis and schedule_insns.
453 * config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
455 * config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
457 * config/mips/mips.c (mips_reorg): Ditto.
458 * config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
461 2006-02-06 Aldy Hernandez <aldyh@redhat.com>
463 * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
464 (s390_mangle_fundamental_type): New.
465 * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
468 * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
469 (alpha_mangle_fundamental_type): New.
470 * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
473 * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
475 * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
477 * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
478 (sparc_mangle_fundamental_type): New.
480 2006-02-06 Jakub Jelinek <jakub@redhat.com>
482 * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
483 (s390x-*-linux*): Likewise.
484 * config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
485 * config/s390/t-linux: New file.
487 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
489 * config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
490 sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.
492 2006-02-06 Daniel Berlin <dberlin@dberlin.org>
494 * tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
495 (ANTIC_SAFE_LOADS): New macro.
496 (find_or_generate_expression): Add prototype.
497 (set_contains_value): Allow null set for sake of not always having
498 to allocate ANTIC_SAFE_LOADS.
499 (phi_translate): Move placement of AGGREGATE_TYPE_P check.
500 Allow COMPONENT_REF too.
501 (valid_in_set): Allow COMPONENT_REF.
502 Check ANTIC_SAFE_LOADS too.
503 (compute_antic_aux): Print out ANTIC_SAFE_LOADS.
504 (compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
506 (can_PRE_operation): Add COMPONENT_REF.
507 (create_component_ref_by_pieces): New function.
508 (create_expression_by_pieces): Use create_component_ref_by_pieces.
509 (insert_aux): Move AGGREGATE_TYPE_P check here.
510 (compute_avail): Set bb local stmt uids.
511 (pass_pre): Use TODO_update_ssa_only_virtuals.
513 2006-02-06 Ben Elliston <bje@au.ibm.com>
515 * configure.ac: Unconditionally disable decimal float by default.
516 * configure: Regenerate.
518 2006-02-06 Ben Elliston <bje@au.ibm.com>
520 * read-rtl.c (read_name): Terminate reading on EOF.
522 2006-02-06 Ben Elliston <bje@au.ibm.com>
524 * dfp.c (decimal_real_arithmetic): Change second argument type
525 from int to enum tree_code. Do not always return true, but now
526 return result of any call to decimal_do helper functions.
527 * dfp.h (decimal_real_arithmetic): Update prototype.
529 2006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr>
531 * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.
533 2006-02-05 Andrew Pinski <pinskia@physics.uc.edu>
536 * tree-cfg.c (cleanup_dead_labels): Also don't remove
539 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
541 * tree-vrp.c (cfg_loops): Removed.
542 (adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
543 Use current_loops instead of cfg_loops. Pass flags to
545 * cfgloopmanip.c (fix_loop_structure): Update only available
547 * tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
549 * modulo-sched.c (build_loops_structure): Removed.
550 (sms_schedule): Use loop_optimizer_init.
551 * loop-init.c (loop_optimizer_init): Use flags to determine
552 which properties of loops to prepare.
553 (rtl_loop_init): Pass flags to loop_optimizer_init.
554 * tree-ssa-sink.c (execute_sink_code): Ditto.
555 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
556 * tree-ssa-pre.c (init_pre): Ditto.
557 * cfgloop.h (LOOPS_NORMAL): New.
558 (loop_optimizer_init): Declaration changed.
560 2006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
562 * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
563 * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
565 * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
567 * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
569 * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
570 * pa/t-pa64: Delete quadlib.c rule.
571 * pa/x-ada: Revert last change.
572 * pa/t-pa: Revert last change. Delete quadlib.c rule.
574 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
576 PR rtl-optimization/26087
577 * rtlanal.c (canonicalize_condition): Do not cross basic block
580 2006-02-04 Alexandre Oliva <aoliva@redhat.com>
583 * config/ia64/ia64.c: Include debug.h.
584 (MAX_ARTIFICIAL_LABEL_BYTES): New.
585 (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
586 (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
587 (process_epilogue, process_set, process_for_unwind_directive):
588 Output unwind info only if requested. Add CFA info if requested.
589 Add new arguments as needed. Adjust callers.
590 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
592 (DWARF2_FRAME_INFO): Define to zero.
593 * config/ia64/unwind-ia64.c: Remove code that compensated for
594 the CFA offset error fixed above.
595 * config/ia64/t-ia64 (ia64.o): Depend on debug.h.
596 * dwarf2out.c (DWARF2_FRAME_INFO): Define default.
597 (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
598 -funwind-tables and -fexceptions to enable frame info.
599 (dwarf2out_frame_init): Define initial CFA even if
600 DWARF2_UNWIND_INFO is disabled. Call initial_return_save if
601 DWARF2_UNWIND_INFO is nonzero, not just defined.
602 (dwarf2out_frame_finish): Output non-EH call frame info only
603 if DWARF2_FRAME_INFO is nonzero.
604 (convert_cfa_to_loc_list,
605 compute_frame_pointer_to_cfa_displacement): Define even if
606 unwind info is not supported.
607 (gen_subprogram_die): Use the above unconditionally. Remove
608 legacy alternate code.
609 * toplev.c (compile_file): Compile in call to
610 dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
611 (lang_dependent_init): Ditto for dwarf2out_frame_init.
613 2006-02-04 David Edelsohn <edelsohn@gnu.org>
614 Jakub Jelinek <jakub@redhat.com>
616 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
617 IBM extended float format long double as "g" on powerpc*-linux.
619 2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
622 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
623 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
625 2006-02-03 Jason Merrill <jason@redhat.com>
628 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
631 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
632 on the return slot if it's an NRV.
634 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
636 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
637 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
638 rewrite_use): Do not handle USE_OUTER.
639 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
640 add_iv_outer_candidates, may_replace_final_value,
641 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
642 (find_interesting_uses_op): Functionality of
643 find_interesting_uses_outer_or_nonlin moved here.
644 (find_interesting_uses_outside): Use find_interesting_uses_op.
646 2006-02-03 Alan Modra <amodra@bigpond.net.au>
649 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
651 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
652 Ulrich Weigand <uweigand@de.ibm.com>
655 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
656 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
657 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
658 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
660 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
661 (s390_rtx_costs): Use the new fields to calculate rtx costs.
662 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
663 Define secondary reloads for TFmode moves.
664 (constant_modes): Add TFmode.
665 (NR_C_MODES): Set to 8.
666 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
668 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
669 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
670 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
671 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
672 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
673 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
674 (FPR mode macro): Add TFmode.
675 (DSF mode macro): New.
676 (<de>, <dee> mode attributes): Removed.
677 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
678 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
679 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
680 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
681 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
682 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
683 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
684 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
685 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
686 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
687 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
688 "*negabs<mode>2", "sqrt<mode>2"):
689 Changed <de> to <xde>. R constraint replaced by <Rf>.
690 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
692 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
693 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
694 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
696 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
697 "extenddftf2", "extendsftf2"): New expanders.
698 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
699 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
700 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
701 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
703 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
704 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
705 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
706 __floatditf): Add a GCC_4.1.0 symbol version tag.
707 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
710 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
713 * config/i386/i386.c (ix86_function_ok_for_sibcall):
714 Use targetm.binds_local_p instead of TREE_PUBLIC.
716 2006-02-02 Roger Sayle <roger@eyesopen.com>
718 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
719 on INTEGER_TYPEs to indicate that it denotes a character type.
720 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
721 signed_char_type_node, unsigned_char_type_node and char_type_node.
722 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
723 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
724 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
726 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
727 Daniel Berlin <dberlin@dberlin.org>
729 * tree-tailcall.c (arg_needs_copy_p): New function.
730 (eliminate_tail_call): Use arg_needs_copy_p.
731 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
732 (add_virtual_phis): New function.
734 2006-02-02 Jakub Jelinek <jakub@redhat.com>
736 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
737 #ignore instead of #scratch for %g7 .register directive.
739 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
741 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
744 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
746 * flow.c (calculate_global_regs_live): Assert that there aren't any
749 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
751 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
753 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
754 bsi_after_labels iterator.
755 * tree-if-conv.c (find_phi_replacement_condition,
756 replace_phi_with_cond_modify_expr): Likewise.
757 * tree-scalar-evolution.c (scev_const_prop): Likewise.
758 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
760 2006-02-02 Diego Novillo <dnovillo@redhat.com>
762 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
764 2006-02-02 Diego Novillo <dnovillo@redhat.com>
767 * tree-cfg.c (move_block_to_fn): Clear out the basic block
768 array after growing it.
770 2006-02-01 Steve Ellcey <sje@cup.hp.com>
773 * fold-const.c (fold_checksum_tree): Change type of buf.
775 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
777 * reload.c (push_secondary_reload): Initialize t_icode.
779 2006-02-01 Jakub Jelinek <jakub@redhat.com>
781 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
782 -msoft-float -mlong-double-128 only issue a warning, but don't
783 swich to DFmode long double.
785 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
787 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
788 has a constant equivalent, iterate over equivalents for arg0,
789 calling simplify_relational_operation and if there's a result
790 cheaper than X, apply fold_rtx and return the result.
792 2006-02-01 Jan Hubicka <jh@suse.cz>
794 * opts.c (no_unit_at_a_time_default): New global variable.
795 (decode_options): Use it.
796 * opts.h (no_unit_at_a_time_default): Declare.
798 2006-02-01 Paul Brook <paul@codesourcery.com>
800 * function.c (assign_parm_setup_reg): Use function argument promotion
802 * expr.c (expand_expr_real_1): Use function argument promotion rules
805 2006-02-01 Steve Ellcey <sje@cup.hp.com>
807 * gcc.c (process_command): Change j to 'unsigned int'.
809 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
812 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
813 Use the corrected index for the character
814 out of the string constant.
816 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
818 * mode-switching.c (optimize_mode_switching): Fix size
819 allocated for bb_info[n_entities].
821 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
823 * gcc.c (main): Correct type that is allocated for
826 2006-01-31 Jakub Jelinek <jakub@redhat.com>
828 * config/s390/s390.c (init_alignment_context): Set
829 ALIAS_SET_MEMORY_BARRIER on the MEM.
830 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
832 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
835 * loop-unroll.c (unroll_loop_runtime_iterations): Free
837 * tree-ssa-live.c (type_var_init): Allocate bitmap after
840 2006-01-31 Marcin Dalecki <martin@dalecki.de>
842 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
843 * regrename.c: Ditto.
844 * tree-ssa-loop-im.c: Ditto.
845 * tree-dump.c: Ditto.
846 * tree-complex.c: Ditto.
848 * tree-ssa-threadupdate.c: Ditto.
850 * java/class.c: Ditto.
851 * java/jcf-parse.c: Ditto.
852 * java/resource.c: Ditto.
853 * java/except.c: Ditto.
854 * java/jvspec.c: Ditto.
855 * java/jcf-write.c: Ditto.
856 * java/jcf-path.c: Ditto.
857 * java/gjavah.c: Ditto.
858 * java/zextract.c: Ditto.
859 * java/jcf-io.c: Ditto.
861 * java/buffer.c: Ditto.
862 * java/lang.c: Ditto.
863 * java/parse-scan.y: Ditto.
866 * cfgloopmanip.c: Ditto.
867 * postreload-gcse.c: Ditto.
868 * tree-ssa-loop-manip.c: Ditto.
869 * postreload.c: Ditto.
870 * tree-ssa-loop-ch.c: Ditto.
874 * diagnostic.c: Ditto.
876 * genoutput.c: Ditto.
879 * cfgloopanal.c: Ditto.
880 * objc/objc-act.c: Ditto.
882 * genextract.c: Ditto.
883 * genautomata.c: Ditto.
884 * pretty-print.c: Ditto.
886 * cgraphunit.c: Ditto.
889 * haifa-sched.c: Ditto.
890 * dominance.c: Ditto.
892 * tree-ssa-loop-ivopts.c: Ditto.
894 * mode-switching.c: Ditto.
895 * modulo-sched.c: Ditto.
897 * ipa-pure-const.c: Ditto.
899 * fix-header.c: Ditto.
901 * tree-stdarg.c: Ditto.
902 * ipa-utils.c: Ditto.
903 * loop-init.c: Ditto.
904 * ipa-inline.c: Ditto.
907 * alloc-pool.c: Ditto.
908 * dwarf2out.c: Ditto.
910 * genattrtab.c: Ditto.
911 * tree-ssa-loop-ivcanon.c: Ditto.
915 * fortran/gfortranspec.c: Ditto.
917 * local-alloc.c: Ditto.
918 * langhooks.c: Ditto.
920 * tree-vectorizer.c: Ditto.
922 * ipa-type-escape.c: Ditto.
924 * tree-if-conv.c: Ditto.
927 * tree-data-ref.c: Ditto.
928 * loop-unroll.c: Ditto.
929 * treelang/treetree.c: Ditto.
932 * ggc-common.c: Ditto.
936 * tree-cfgcleanup.c: Ditto.
937 * tree-ssa-pre.c: Ditto.
938 * cfgcleanup.c: Ditto.
939 * loop-invariant.c: Ditto.
942 * print-tree.c: Ditto.
945 * sched-deps.c: Ditto.
947 * tree-object-size.c: Ditto.
949 * bb-reorder.c: Ditto.
951 * var-tracking.c: Ditto.
953 * df-problems.c: Ditto.
954 * reg-stack.c: Ditto.
957 * sched-rgn.c: Ditto.
958 * tree-ssa-structalias.c: Ditto.
959 * tree-ssa-reassoc.c: Ditto.
960 * config/darwin-c.c: Ditto.
961 * config/darwin.c: Ditto.
962 * config/arm/arm.c: Ditto.
967 2006-01-31 Nicolas Pitre <nico@cam.org>
969 * arm.md (smaxsi3): Make aware of smax_m1.
972 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
974 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
976 2006-01-31 Richard Guenther <rguenther@suse.de>
978 * doc/invoke.texi (-msselibm): Document.
979 * target.h (expand_library_builtin): New target hook.
980 * builtins.c (expand_builtin): Use expand_library_builtin.
981 (default_expand_library_builtin): New function.
982 * gcc.c (LINK_GCC_MATH_SPEC): Define.
983 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
984 (link_gcc_math_spec): Declare.
985 (static_specs): Add link_gcc_math_spec.
986 * expr.h (default_expand_library_builtin): Declare.
987 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
988 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
989 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
990 * config/i386/i386.opt (msselibm): New target option.
991 * config/i386/i386.c (ix86_builtin_function_variants): New array.
992 (ix86_init_sse_abi_builtins): New function.
993 (ix86_expand_library_builtin): Likewise.
994 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
995 (override_options): Handle error conditions wrt -msselibm.
996 (ix86_builtins): Add function codes for SSE2 ABI builtins.
997 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
998 * doc/extend.texi (__builtin_sse2_*): Document new target specific
1001 2006-01-31 Richard Guenther <rguenther@suse.de>
1002 Paolo Bonzini <bonzini@gnu.org>
1004 * doc/install.texi (--disable-libgcc-math): Document.
1006 2006-01-30 Marcin Dalecki <martin@dalecki.de>
1008 * expr.h (expand_normal): new inline function.
1009 * builtins.c: use it, use EXPAND_NORMAL explicitely.
1011 * dwarf2out.c: use it.
1016 * config/sparc/sparc.c: use it.
1017 * config/i386/i386.c: use it.
1018 * config/rs6000/rs6000.c: use it.
1019 * config/arm/arm.c: use it.
1020 * config/mips/mips.c: use it.
1021 * stmt.c: use it, use EXPAND_NORMAL explicitely.
1023 2006-01-30 Roger Sayle <roger@eyesopen.com>
1025 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
1026 argv to the appropriate type.
1028 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
1030 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
1033 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
1036 * config/s390/s390.c (struct machine_function): New flag
1037 decomposed_literal_pool_addresses_ok_p.
1038 (s390_reorg): Set it before final stage of literal pool transforms.
1039 (s390_decompose_address): Only accept displacements of the form
1040 (minus (label_ref ...) (label_ref ...)) if that flag is set.
1042 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
1044 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
1045 the comparison routine return.
1047 2006-01-30 Michael Matz <matz@suse.de>
1049 * global.c (find_reg): Only evict for global regs.
1050 Take n_refs into account and dump more info.
1052 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
1055 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
1056 (pragma_trap, pragma_nosave_low_regs): Likewise.
1057 (current_function_anonymous_args): Likewise.
1058 (sh_deferred_function_attributes): New variable.
1059 (sh_deferred_function_attributes_tail): Likewise.
1060 (print_operand): For '@', look up trap_exit attribute.
1061 (calc_live_regs): Look up trapa_handler attribute. For trapa
1062 handlers, save/restore fpscr, but don't do any other
1063 interrupt-specific saves.
1064 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
1065 Fix check for partially saved registers to check for SHmedia.
1066 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
1067 (sh_output_function_epilogue): Don't clear any of the removed
1069 (sh_insert_attributes): Don't check pragma_interrupt.
1070 Insert deferred attributes. Check that interrupt attribute is
1071 present for other attributes that require its presence.
1072 (sh_attribute_table): Add new attributes trapa_handler and
1074 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1075 Don't check for pragma_interrupt. Don't store argument.
1076 * sh.h (pragma_interrupt, sp_switch): Don't declare.
1077 (sh_deferred_function_attributes): Declare.
1078 (sh_deferred_function_attributes_tail): Likewise.
1079 * sh.md (sp_switch_1): Add operand. Change generator caller.
1080 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
1081 (*return_i): Don't use when trap_exit attribute is in effect.
1082 (*return_trapa): New insn pattern.
1084 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
1085 setting c_target_objs and cxx_target_objs.
1086 * t-sh: Add rule for sh-c.o.
1088 2006-01-30 Richard Guenther <rguenther@suse.de>
1091 * gimplify.c (gimplify_target_expr): Handle easy cases
1092 without creating a temporary.
1094 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
1096 * vec.h (safe_grow): Remove duplicated line.
1098 2006-01-29 Diego Novillo <dnovillo@redhat.com>
1101 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
1102 (expand_omp): ... here.
1103 (expand_omp_parallel): Only remove barriers for combined
1104 parallel+workshare constructs.
1106 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
1110 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1111 * tree.c (build_qualified_type): Chain the new type to the original
1112 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1113 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1114 (build_pointer_type_for_mode): Only return unqualified types.
1115 (build_reference_type_for_mode): Likewise.
1117 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
1119 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
1120 * Makefile.in (CXX_COMPAT_WARN): Define.
1121 * configure: Regenerate.
1123 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
1126 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
1129 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1131 * toplev.c: Fix thinko.
1133 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1134 Marcin Dalecki <martin@dalecki.de>
1136 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
1137 (push_srcloc): Use XNEW.
1138 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
1140 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
1142 * df-core.c (df_set_blocks): Deleted all variable.
1144 2006-01-28 Ian Lance Taylor <ian@airs.com>
1146 * cgraphunit.c (cgraph_assemble_pending_functions): Call
1147 cgraph_output_pending_asms.
1149 2006-01-28 Zack Weinberg <zackw@panix.com>
1151 * c.opt: Add -W(no-)overlength-strings.
1152 * doc/invoke.texi: Document it.
1153 * c-opts.c (c_common_handle_option): -pedantic implies
1154 -Woverlength-strings, if not explicitly disabled already.
1155 (c_common_post_options): -Woverlength-strings defaults to off, and
1156 is always off for C++.
1157 * c-common.c (fix_string_type): Issue warning about strings longer
1158 than is portable only if warn_overlength_strings. Rearrange code
1159 a little for clarity.
1160 * configure.in: Check for -Wno-overlength-strings as well before
1161 enabling -pedantic in stage 1.
1162 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
1163 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
1165 * genconditions.c (write_header, write_one_condition)
1166 (write_conditions, write_writer): Consolidate very long strings
1167 that were broken up to fit in C89 portable limit. Don't use
1168 printf when fputs will do.
1170 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
1172 * combine.c (simplify_comparison <AND>): Check
1173 TRULY_NOOP_TRUNCATION before start using a subreg.
1175 * config/mips/mips.md (*branch_zero<mode>,
1176 *branch_zero<mode>_inverted, *branch_equality<mode>,
1177 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
1178 Remove mode check from comparisons.
1180 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1182 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
1184 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1186 * expmed.c (const_mult_add_overflow_p): Remove.
1187 * expr.h: Remove the prototype for const_mult_add_overflow_p.
1189 * recog.c (validate_replace_rtx_subexp): Remove.
1190 * recog.h: Remove the prototype for
1191 validate_replace_rtx_subexp.
1193 * integrate.h: Remove the prototype for
1194 copy_decl_for_inlining.
1195 * rtl.h: Remove the prototype for mark_constant_function.
1196 * tree-vectorizer.h: Remove the prototype for
1197 vect_strip_conversion.
1199 * modulo-sched.c (create_partial_schedule,
1200 free_partial_schedule, reset_partial_schedule): Make them
1203 * hooks.c (hook_bool_rtx_int_false): Remove.
1204 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
1206 2006-01-28 David Edelsohn <edelsohn@gnu.org>
1208 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1209 and -mlong-double-128 are incompatible.
1210 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
1211 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
1212 (TARGET_LIBGCC2_CFLAGS): Define.
1213 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
1214 (TARGET_LIBGCC2_CFLAGS): Same.
1215 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
1217 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1220 * c-typeck.c (build_binary_op): Perform implicit casts of
1221 operands before shortening them.
1223 * cfgloopmanip.c (split_loop_bb): Remove.
1224 * cfgloop.h: Remove the prototype for split_loop_bb.
1226 * cfgloop.c (flow_loop_outside_edge_p): Remove.
1227 * cfgloop.h: Remove the prototype for
1228 flow_loop_outside_edge_p.
1230 * emit-rtl.c (init_virtual_regs): Make it static.
1231 * function.h: Remove the prototype for init_virtual_regs.
1233 * recog.c (peephole2_optimize): Make it static.
1234 * recog.h: Remove the prototype for peephole2_optimize.
1236 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1238 * df-scan.c (df_record_entry_block_defs): Check if
1239 INCOMING_RETURN_ADDR_RTX is defined.
1241 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
1242 Kenneth Zadeck <zadeck@naturalbridge.com>
1244 PR rtl-optimization/24762
1245 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1246 * targhooks.c (hook_void_bitmap): New hook prototype.
1247 * targhoohs.h (hook_void_bitmap): Ditto.
1248 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
1249 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
1250 * target.h (live_on_entry): New function pointer.
1251 * df-scan.c (df_all_hard_regs): Removed.
1252 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
1253 (df_scan_free_internal): Added df->entry_block_defs.
1254 (df_scan_alloc): Ditto.
1255 (df_scan_dump): Ditto.
1256 (df_uses_record): Plumbed flag field properly thru calls.
1257 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
1258 This part fixes PR24762.
1259 (df_bb_refs_record): Added code to make the frame and arg
1260 pointers live in EH blocks.
1261 (df_refs_record): Added call to df_record_entry_block_defs.
1262 (df_record_entry_block_defs): New function.
1263 * df-core.c: Added comments to describe new artifical defs.
1264 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
1265 (entry_block_defs): New field in struct df.
1266 (df_all_hard_regs): Deleted.
1267 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1268 * df-problems.c (df_ru_bb_local_compute_process_def):
1269 Added code to handle artifical defs in the entry to a function.
1270 (df_ru_bb_local_compute): Ditto.
1271 (df_rd_bb_local_compute_process_def): Ditto.
1272 (df_rd_bb_local_compute): Ditto.
1273 (df_lr_bb_local_compute): Ditto.
1274 (df_ur_bb_local_compute): Ditto.
1275 (df_urec_bb_local_compute): Ditto.
1276 (df_chain_create_bb): Ditto.
1277 (df_ur_local_finalize): Removed entry.
1278 (df_urec_init): Ditto.
1279 (df_urec_local_finalize): Ditto.
1280 (df_ri_bb_compute): Added detection of last use of pseudos.
1281 * Makefile.in (df-scan.o): Updated dependencies.
1282 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
1283 * config/mips/mips.c (mips_set_live_on_entry): Added.
1284 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
1286 * dce.c (marked_insn_p): Added code to handle artifical defs.
1288 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1290 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
1292 (_mm_cvtsi128_si64): Likewise.
1293 (_mm_cvtsd_si64): Likewise.
1294 (_mm_cvttsd_si64): Likewise.
1295 (_mm_cvtsi64_sd): Likewise.
1296 (_mm_cvtsi64_si128): Likewise.
1297 * config/i386/mmintrin.h (_m_from_int64): Likewise.
1298 (_mm_cvtsi64_m64): Likewise.
1299 (_m_to_int64): Likewise.
1300 (_mm_cvtm64_si64): Likewise.
1301 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
1302 (_mm_cvttss_si64): Likewise.
1303 (_mm_cvtsi64_ss): Likewise.
1304 (_mm_cvtss_f32): Likewise.
1306 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
1308 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
1309 for pragma redefine_extname.
1311 2006-01-27 Jakub Jelinek <jakub@redhat.com>
1314 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
1315 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
1316 -mno-minimal-toc to previous content.
1317 (bispecs): Remove goal.
1318 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
1319 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
1320 compatibility aliases on powerpc-*-*gnu*.
1321 * config/rs6000/libgcc-ppc-glibc.ver: New file.
1322 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
1323 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
1324 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
1325 (ldblspecs): New goal.
1326 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
1327 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
1329 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
1330 L_sf_to_tf or L_df_to_tf is defined.
1332 2006-01-27 David Edelsohn <edelsohn@gnu.org>
1333 Alan Modra <amodra@bigpond.net.au>
1336 * config/rs6000/linux.h (POWERPC_LINUX): Define.
1337 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
1338 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
1339 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
1340 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
1341 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
1342 (rs6000_override_options): Initialize rs6000_ieeequad.
1343 Initialize TFmode format to ibm_extended_format if not
1345 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
1347 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
1348 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
1349 (function_arg_advance): IBM long double passed in two FPRs, not
1351 (function_arg): IBM long double passed in FPRs.
1352 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
1353 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
1354 Only multireg GPR aligned.
1355 (rs6000_init_libfuncs): Enable IBM long double functions if not
1357 (rs6000_generate_compare): Use IBM long double compare if not
1359 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
1360 (TARGET_IEEEQUAD): Define.
1361 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
1362 not TARGET_IEEEQUAD.
1363 * config/rs6000/rs6000.md: Enable TFmode patterns if
1365 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
1366 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1367 and -mlong-double-128 are incompatible.
1368 * doc/invoke.texi (-mabi): Collect options together. Add
1369 ibmlongdouble and ieeelongdouble.
1371 2006-01-27 Richard Sandiford <richard@codesourcery.com>
1373 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
1375 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
1376 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
1377 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
1378 * rtl.h (rtunion_def): Remove rt_ptr.
1380 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
1381 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
1382 * config/i386/winnt.c (i386_pe_mark_dllexport)
1383 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
1385 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
1387 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
1389 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1393 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
1394 pthread_key_delete. From John David Anglin. gthrw-ify
1395 pthread_getunique_np only if it it's not a macro. Delete
1397 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
1398 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
1399 __gthread_objc_condition_signal, __gthread_key_delete): Add
1400 "__attribute__ ((__unused__))" to unused arguments.
1401 (__gthread_recursive_mutex_init_function): Add missing return.
1402 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
1403 gthr-posix95.h: Use macro-based approach for name redirection
1404 on targets missing weakref.
1406 2006-01-26 Zack Weinberg <zackw@panix.com>
1408 * genconditions.c (write_header): In generated code, #ifdef out
1409 all includes and fake declarations, except includes of bconfig.h
1410 and system.h, unless GCC_VERSION >= 3001. Do not include
1411 gensupport.h in any case.
1412 (write_conditions): Generate a definition of struct c_test. Add
1413 a comment to the generated #endif.
1414 (write_one_condition): Escape backslashes in string too.
1415 (write_writer): Generated code must escape backslashes and quote
1416 marks (but not newlines) in the strings it writes.
1417 * Makefile.in (build/gencondmd.o): Update dependencies.
1419 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1422 * Makefile.in (insn-automata.o): Add header file dependencies.
1423 * genautomata.c: Add includes.
1425 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1428 * Makefile.in (insn-automata.o): Add -Wno-error flag.
1430 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1432 * configure.ac: Expect target tools paths to be passed from the toplevel
1433 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
1435 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
1437 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1440 * c.opt (Wpointer-sign): Init to -1.
1441 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
1442 OPT_pedantic, to 0 otherwise.
1443 * doc/invoke.texi: Update.
1445 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1447 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
1448 constants provided by 80387 instructions in the destination mode.
1450 2006-01-26 Richard Guenther <rguenther@suse.de>
1451 Andrew Pinski <pinskia@physics.uc.edu>
1454 partial PR tree-opt/17064
1455 * tree-ssa-structalias.c (intra_create_variable_infos):
1456 Create heap variables for incoming parameters if
1457 flag_argument_noalias > 1.
1458 (find_what_p_points_to): Look through default defs of
1461 2006-01-26 Jeff Law <law@redhat.com>
1464 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
1465 with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
1466 within the VR_RANGE, use the VR_RANGE as the result, not the
1468 (adjust_range_with_scev): Reject ranges from SCEV which are out of
1469 bounds for the type.
1471 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
1473 * tree-ssa-alias.c (maybe_create_global_var): Change
1474 subvar walking to an assertion that we don't have subvar'd variables.
1476 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
1479 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
1480 Use a new variable, inner. PARM_DECLs are always non-weak.
1482 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
1484 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
1487 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
1489 * config/mips/mips.md (*clear_upper32): New combiner pattern.
1491 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
1493 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
1494 (smax_insn, smin_insn, smax_0, smin_0): New.
1496 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
1499 * config/cris/cris.c (cris_order_for_addsi3): New function.
1500 * config/cris/cris-protos.h: Prototype it.
1501 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
1502 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
1503 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
1504 (split for "op.S1 [rx=rx+i],ry (swapped)")
1505 (split for "op(s|u).S1 [rx=rx+i],ry")
1506 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
1507 Apply cris_order_for_addsi3 when generating addsi3 insns.
1509 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1511 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
1512 (TREE_BLOCK): Add call to EXPR_CHECK.
1514 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1517 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
1518 * tree-pretty-print.c (dump_omp_clause): Extract from ...
1519 (dump_omp_clauses): ... here.
1520 (dump_generic_node): Handle OMP_CLAUSE.
1521 * tree.c (omp_clause_num_ops): New.
1522 (omp_clause_code_name): New.
1523 (tree_code_size): Handle OMP_CLAUSE.
1524 (tree_size): Likewise.
1525 (make_node): Document handling of OMP_CLAUSE.
1526 (tree_node_structure): Handle OMP_CLAUSE.
1527 (omp_clause_check_failed): New.
1528 (omp_clause_range_check_failed): New.
1529 (omp_clause_operand_check_failed): New.
1530 (build_omp_clause): New.
1531 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
1532 * tree.h (enum omp_clause_code): Declare.
1533 (OMP_CLAUSE_SUBCODE_CHECK): Define.
1534 (OMP_CLAUSE_RANGE_CHECK): Define.
1535 (OMP_CLAUSE_ELT_CHECK): Define.
1536 (omp_clause_check_failed): Declare.
1537 (omp_clause_operand_check_failed): Declare.
1538 (omp_clause_range_check_failed): Declare.
1539 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
1540 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
1541 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
1542 (OMP_CLAUSE_LASTPRIVATE): Likewise.
1543 (OMP_CLAUSE_IF_EXPR): Likewise.
1544 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
1545 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
1546 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
1547 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
1548 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
1549 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
1550 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
1551 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
1552 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
1553 (OMP_CLAUSE_CODE): Define.
1554 (OMP_CLAUSE_SET_CODE): Define.
1555 (OMP_CLAUSE_CODE): Define.
1556 (OMP_CLAUSE_OPERAND): Define.
1557 (struct tree_omp_clause): Declare.
1558 (union tree_node): Add field 'omp_clause'.
1559 * treestruct.def (TS_OMP_CLAUSE): Define.
1560 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
1561 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
1562 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
1563 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
1564 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
1565 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
1566 (OMP_CLAUSE): Define.
1567 * print-tree.c (print_node): Handle OMP_CLAUSE.
1568 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
1569 * c-typeck.c: Likewise.
1570 * gimplify.c: Likewise.
1571 * c-omp.c: Likewise.
1572 * tree-nested.c: Likewise.
1573 * tree-inline.c: Likewise.
1574 * c-parser.c: Likewise.
1575 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
1578 2006-01-25 Roger Sayle <roger@eyesopen.com>
1580 PR rtl-optimization/25703
1581 * combine.c (try_combine): Handle zero_extract and strict_low_part
1582 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
1584 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
1586 * global.c: Fix comment typos.
1588 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
1591 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
1592 Use output_addr_const instead of assemble_name.
1594 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
1596 * Makefile.in (sched-vis.o): Update dependencies.
1597 * haifa-sched.c (sched_finish): Clear current_sched_info.
1598 * cfg.c (dump_bb_info): New, split from dump_flow_info.
1599 (dump_flow_info): Call it.
1600 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
1602 * basic-block.h (dump_bb_info): Declare.
1603 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
1604 option, and apply options only for dump files whose TDF_RTL,
1605 TDF_TREE, or TDF_IPA bits match.
1606 * rtl.h: Declare new functions exported from sched-vis.c.
1607 * sched-vis.c: Enable also if scheduling is not used.
1608 (print_value): Print the mode of registers if not inside scheduling.
1609 (print_insn): Make it work outside the scheduler. Beautify the output
1611 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
1613 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1615 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
1616 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
1617 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
1618 depending on the value of CONSTANT_POOL_ADDRESS_P.
1619 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
1621 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
1622 rather than SYMBOL_REF_DECL.
1623 (rtx_constant_pool): Remove const_rtx_sym_htab.
1624 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
1625 (init_varasm_status): Don't initialize const_rtx_sym_htab.
1626 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
1627 Remove handling of const_rtx_sym_htab.
1628 (find_pool_constant): Delete.
1629 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
1630 rather than find_pool_constant.
1631 (get_pool_constant_for_function): Delete.
1632 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1634 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1635 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1636 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1637 (SYMBOL_REF_CONSTANT): New macro.
1638 (get_pool_constant_for_function): Delete.
1639 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1640 rather than SYMBOL_REF_DECL.
1641 (i386_pe_mark_dllimport): Likewise.
1642 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1643 rather than SYMBOL_REF_DECL.
1644 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1645 (machopic_indirect_call_target): Likewise.
1647 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1649 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1651 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1653 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1655 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1657 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1659 2006-01-24 David Daney <ddaney@avtrex.com>
1662 * configure.ac (enable_tls): New enable option.
1663 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1664 * configure: Regenerate.
1665 * doc/install.texi (--enable-tls): Document new option.
1666 (--disable-tls): Ditto.
1668 2006-01-24 Richard Henderson <rth@redehat.com>
1670 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1671 * alias.c (true_dependence): Respect it.
1672 (canon_true_dependence, write_dependence_p): Likewise.
1673 * builtins.c (get_builtin_sync_mem): Set it.
1675 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1677 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1680 2006-01-24 DJ Delorie <dj@redhat.com>
1682 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1683 for storing constants in single-bit bitfields.
1685 2006-01-25 Ben Elliston <bje@au.ibm.com>
1687 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1689 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1692 * tree-ssa-pre.c (phi_translate): Return NULL
1693 for AGGREGATE_TYPE's.
1695 2006-01-24 Zack Weinberg <zackw@panix.com>
1697 * genautomata.c (process_state_for_insn_equiv_partition):
1698 Use xcalloc for insn_arcs_array.
1699 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1700 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1702 2006-01-24 Richard Henderson <rth@redhat.com>
1704 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1707 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1709 PR rtl-optimization/25890
1710 PR rtl-optimization/25905
1711 * combine.c (expand_compound_operation, expand_field_assignment):
1712 Fail if the bitfield's final position is out of bounds.
1714 2006-01-24 Ian Lance Taylor <ian@airs.com>
1717 * cgraphunit.c (cgraph_output_in_order): Don't clear
1718 cgraph_asm_nodes until after asm strings have been output.
1720 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1722 * fix-header.c (read_scan_file): Add new parameter imultilib when
1723 calling register_include_chains.
1725 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1727 * omp-low.c: Update documentation.
1729 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1730 Daniel Berlin <dberlin@dberlin.org>
1734 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1735 return from the function.
1737 2006-01-22 Zack Weinberg <zackw@panix.com>
1739 * rtl.def (match_code): Add second argument.
1740 * genpreds.c (write_extract_subexp): New function.
1741 (write_match_code): Add path argument. Use write_extract_subexp.
1742 (write_predicate_expr): Pass path to write_match_code.
1743 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1744 not perform a mode test.
1745 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1746 a subexpression does not constrain the top-level code set.
1747 * read-rtl.c (read_rtx_variadic): New function.
1748 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1749 * doc/md.texi: Document new notation.
1750 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1751 (cmpsi_operand): ... here, using new notation.
1753 2006-01-22 Zack Weinberg <zackw@panix.com>
1755 * varray.c: Remove GENERATOR_FILE #ifdefs.
1757 2006-01-22 Zack Weinberg <zackw@panix.com>
1759 * genautomata.c (output_reserved_units_table): Emit nothing if
1760 description->query_units_num is zero. Remove extra blank line.
1761 (output_cpu_unit_reservation_p): Short circuit
1762 if description->query_units_num is zero.
1764 2006-01-22 Zack Weinberg <zackw@panix.com>
1766 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1767 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1768 nor any of the random handful of variables that used to be necessary
1769 when this program was linked with rtlanal.o. Prune set of forward
1770 function declarations.
1771 (struct attr_desc): Remove static_p field.
1772 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1773 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1774 (attr_string): Do not read the character one past the length of
1776 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1777 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1778 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1779 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1780 (make_automaton_attrs): New.
1781 (main): Do not call into genautomata. Call local gen_bypass
1782 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1783 Remove special case for insn_alts.
1784 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1785 varray.h (leftover from previous change). Prune set of forward
1786 function declarations. Remove state_alts fields from all
1787 structures. Remove state_alts_table from struct automaton.
1788 Make everything except main static. Do not maintain num_dfa_decls.
1789 Do not maintain state_alts fields of various structures.
1790 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1791 (add_arc): Remove state_alts argument. All callers updated.
1792 (output_reserved_units_table): Emit #ifdef here...
1793 (output_tables): ...not here. Don't generate state_alts tables.
1794 (expand_automata): Don't generate attributes.
1795 (write_automata): Don't generate state_alts functions.
1796 (main): New function.
1797 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1798 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1799 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1800 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1801 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1802 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1803 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1804 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1806 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1807 * genattrtab.h: Delete file.
1808 * Makefile.in (OBJS-common): Add insn-automata.o.
1809 (insn-automata.o): New rule.
1810 (simple_generated_c): Add insn-automata.c.
1811 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1812 (genprogmd): Add automata.
1813 (build/genattrtab): Needs no extra objects nor libraries.
1814 (build/genautomata): Needs build/vec.o and -lm.
1816 2006-01-22 Zack Weinberg <zackw@panix.com>
1818 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1819 (output_dfa_max_issue_rate, locked_states_num): Delete.
1820 (struct automaton): Add locked_states field.
1821 (output_dead_lock_vect): Save number of locked states in
1822 automaton->locked_states. If it is zero, don't print anything.
1823 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1824 (output_internal_dead_lock_func): Only test the dead_lock_vect
1825 for automata that have locked states.
1826 (output_statistics): Always print the number of locked states for
1827 each automaton. Calculate total number of locked states here.
1828 (write_automata): Don't call output_dfa_max_issue_rate.
1829 * genattrtab.c: Define length_unit_log as a const variable.
1830 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1831 max_insn_queue_index const.
1832 * final.c (length_unit_log): Declare const.
1833 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1835 2006-01-22 Zack Weinberg <zackw@panix.com>
1837 * genautomata.c: Include vec.h, not varray.h.
1838 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1839 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1840 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1841 VEC_* macros operating on appropriately typed vectors, or to
1842 malloced arrays when the size is known in advance. Const-ify
1843 many char* variables and function arguments. No functional changes.
1844 * Makefile.in (build/varray.o): Delete rule.
1845 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1846 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1848 2006-01-22 Zack Weinberg <zackw@panix.com>
1850 * gensupport.c: Define get_insn_name and record_insn_name here.
1851 (read_md_rtx): Call record_insn_name as appropriate.
1852 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1853 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1854 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1856 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1857 (BUILD_VARRAY): Delete.
1858 (genprognormal): Rename genprogmd. Fold in all programs from
1859 genprognoprint; also attrtab.
1860 (build/genattrtab): Just mention genautomata.o and varray.o.
1861 Reorganize a bit, add comments to make the categories clearer.
1863 2006-01-22 Zack Weinberg <zackw@panix.com>
1865 * genconditions.c (condition_table, add_condition): Delete.
1866 (write_conditions): Don't emit n_insn_conditions nor
1867 insn_elision_unavailable. Issue the gcc version #ifdef here,
1868 inside the table, with no #else clause ...
1869 (write_header): ...not here.
1870 (write_writer): New function.
1871 (main): Don't initialize condition_table. Use add_c_test.
1873 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1874 files on the command line.
1875 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1876 Return -1 if there is no entry in the table, don't abort.
1877 (add_c_test, traverse_c_tests): New functions.
1878 * gensupport.h (insn_elision_unavailable, insn_conditions)
1879 (n_insn_conditions): Delete declarations.
1880 (add_c_test, traverse_c_tests): Declare.
1881 * read-rtl.c: Include gensupport.h.
1882 (read_conditions): New function.
1883 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1884 (read_rtx_1): If we get EOF when we were looking for an initial
1885 open paren, return 0. Call read_conditions when appropriate.
1886 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1887 dummy-conditions.o. Eliminate references to insn-conditions.o,
1888 or change them to build/gencondmd.o, as appropriate. Remove
1889 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1890 from $(simple_generated_c). For all files remaining in those
1891 two lists, add insn-conditions.md to the generator command line.
1892 Give insn-constants.h/s-constants their own rules. Add rules
1893 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1894 (build/read-rtl.o): Depend on gensupport.h.
1895 (genprognormal): Include preds.
1896 (genprogearly): Rename genprognoprint; only difference is now that
1897 they don't link with $(BUILD_PRINT).
1898 * dummy-conditions.c: Delete.
1900 2006-01-22 Zack Weinberg <zackw@panix.com>
1902 * genextract.c: Don't include insn-config.h. Do include vec.h.
1903 Declare vectors of int, char, and locstr.
1904 (locstr): New typedef.
1905 (struct extraction): Make all array fields into bare pointers.
1906 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1907 (insn_code_number): Delete.
1908 (accum_extract): New struct.
1909 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1910 (gen_insn): Take insn_code_number as an argument. Use an
1911 accum_extract structure instead of loading data directly into
1912 a struct extraction, and having to know how big it might get.
1913 (walk_rtx): Operate entirely on an accum_extract structure.
1914 (print_path): Avoid unnecessary use of printf.
1915 (print_header): New function, split out of main. Distinguish
1916 more carefully between an unrecognizable insn and an insn that
1917 has the code number of a define_expand.
1918 (main): Pass insn_code_number to gen_insn. Call print_header
1919 only after parsing. Avoid unnecessary use of printf.
1920 * Makefile.in (build/vec.o): New rule.
1921 (build/genextract): Depend on build/vec.o.
1922 (build/genextract.o): Don't depend on insn-config.h.
1924 2006-01-22 Zack Weinberg <zackw@panix.com>
1926 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1927 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1928 practical. Eliminate per-generator-program link rules.
1930 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1933 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1934 with a call expr to ...
1935 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1937 2006-01-23 Richard Guenther <rguenther@suse.de>
1939 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1940 before make_edge with conditional EDGE_TRUE_VALUE.
1942 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1943 Jan Hubicka <jh@suse.cz>
1944 Richard Guenther <rguenther@suse.de>
1946 PR rtl-optimization/25654
1947 * cfgexpand.c (aggregate_contains_union_type): New function.
1948 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1949 for structure variables that contain a union type.
1951 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1953 * gengtype.c (new_structure): Return the structure.
1954 (create_option): Add an extra "next" argument.
1955 (create_field): New function.
1956 (adjust_field_rtx_def): Use create_option and create_field.
1957 Remove a now-unnecessary call to find_structure.
1958 (adjust_field_tree_def): Likewise.
1959 (note_yacc_type): Remove an unnecessary call to find_structure.
1960 * gengtype.h (new_structure): Return the structure.
1961 (create_option): Add an extra argument.
1962 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1963 (option): Adjust calls to create_option.
1965 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1967 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1969 2006-01-22 Paul Brook <paul@codesourcery.com>
1970 Peter Barada <peter@the-baradas.com>
1972 * config/m68k/m68k.md: Add Coldfire FPU support.
1973 Define FP mode macro and associated attributes.
1974 Use it for float mode patterns.
1975 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1976 (LIBCALL_VALUE): Use m68k_libcall_value.
1977 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1978 (m68k_function_value): Ditto.
1979 (emit_move_sequence): Ditto.
1980 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1981 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1982 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1983 (MULTILIB_EXCEPTIONS): Ditto.
1984 * config/m68k/m68k.opt: Add mcfv4e.
1985 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1986 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1987 (m68k_output_function_prologue): Save ColdFire FPU registers.
1988 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1989 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1990 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1991 ColdFire FPU registers.
1992 (m68k_libcall_value, m68k_function_value): New functions.
1993 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1994 (LIBCALL_VALUE): Use m68k_libcall_value.
1995 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1996 (MASK_COLDFIRE): Add MASK_CFV4E.
1997 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1998 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1999 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
2000 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
2001 (GO_IF_LEGITIMATE_ADDRESS): Use it.
2002 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
2003 * doc/invoke.tex: Document -mcfv4e on m68k.
2005 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2007 * doc/contribute.texi: Change CVS to SVN and update the corresponding
2010 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
2013 * c-opts.c (c_common_handle_option): Don't include
2014 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
2015 * doc/invoke.texi (C++ Dialect Options): Document that
2016 -Wnon-virtual-dtor is no longer included in -Wall.
2018 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
2020 * gcov.c (print_version), gcov-dump.c (print_version),
2021 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
2024 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2026 * df-scan.c (problem_SCAN): Added NULL reset function.
2027 (df_scan_reset_blocks): Added code to call reset block function
2028 (df_bb_refs_delete) Fixed comment.
2029 (df_insn_refs_delete): Made tolerant of deleting non existent info
2030 for dataflow problems that need to be reset.
2031 * df-core.c (df_set_blocks): Ditto.
2032 * df.h (struct df_problem): Added reset_fun.
2033 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
2034 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
2035 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
2036 functions to clear out all references to def-use or use-def chains.
2038 2006-01-21 Ben Elliston <bje@au.ibm.com>
2040 * varasm.c (assemble_real): Initialise data array.
2042 2006-01-20 Paul Brook <paul@codesourcery.com>
2044 Merge from csl-arm-branch.
2045 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2046 * config/arm/arm.md (movdi): Force operands[1] to a register
2047 if we have a non-register source.
2048 (*arm_movdi, *movdf_soft_insn): Require that one of the
2049 operands be a register.
2050 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
2051 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2053 2006-01-20 DJ Delorie <dj@redhat.com>
2055 * varasm.c (initialize_constant_valid_p): Allow pointers
2056 initialized from integer constants of lesser precision.
2057 (output_constant): Allow non-int-sized pointer modes to be
2058 initialized from integer constants.
2060 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
2063 * cppdefault.h (struct default_include): Add multilib flag.
2064 * cppdefault.c (cpp_include_defaults): Set it.
2065 * c.opt (-imultilib): New option.
2066 * c-opts.c (imultilib): New.
2067 (c_common_handle_option): Handle -imultilib.
2068 (c_common_post_options): Likewise.
2069 * c-incpath.c (add_standard_paths, register_include_chains):
2071 * c-incpath.h (register_include_chains): Add extra parameter.
2072 * gcc.c (do_spec_1): Generate -imultilib option.
2073 (The Specs Language): Update %I description.
2074 (process_command): Update copyright notice.
2075 * doc/cppopts.texi (-imultilib): Document.
2076 * doc/invoke.texi (-imultilib): Include in option summary.
2077 (%I): Update specs documentation.
2079 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2081 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
2083 2006-01-20 Richard Sandiford <richard@codesourcery.com>
2085 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
2088 2006-01-20 Richard Guenther <rguenther@suse.de>
2089 Steven Bosscher <stevenb.gcc@gmail.com>
2091 PR rtl-optimization/24626
2092 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
2093 EDGE_TRUE_VALUE if in RTL mode.
2096 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
2097 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
2099 2006-01-20 Dirk Mueller <dmueller@suse.com>
2102 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
2103 instead of a special NOP marker.
2104 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
2105 NOP marker handling.
2106 * c-common.h (empty_body_warning): Add forward declaration.
2107 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
2108 Now uses IS_EMPTY_STMT() instead of special NOP markers.
2110 2006-01-20 Paul Brook <paul@codesourcery.com>
2112 * Makefile.in (lang_checks): Keep going if mkdir fails.
2114 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2116 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
2117 be able to clean out basic block when not necessary.
2118 (df_scan_free): Fixed to properly delete information if df is
2119 unused before calling df_finish.
2120 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
2121 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
2123 (df_bb_refs_delete): New function.
2124 (df_refs_delete): Moved per block code to df_bb_refs_delete.
2125 * df-core.c (df_set_blocks): Added code to properly clean out
2126 unused blocks if they are not part of the blocks to consider.
2127 Added additional null check.
2128 (df_compact_blocks): Added basic block parameter to free_bb_fun to
2129 be able to clean out basic block when not necessary
2130 * df.h (df_free_bb_function): Ditto.
2131 (df_bb_refs_delete): New function.
2132 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
2133 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
2134 basic block parameter to be able to clean out basic block when not
2136 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
2137 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
2138 Fixed to properly delete information if df is unused before
2141 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2143 PR rtl-optimization/25799
2144 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
2145 Corrected confluence operator to remove bits from op2 before oring
2146 with op1 rather than removing bits from op1.
2147 (df_ru_transfer_function): Corrected test on wrong bitmap which
2148 caused infinite loop. Both of these problems were introduced in
2149 the dataflow rewrite.
2151 2006-01-19 DJ Delorie <dj@redhat.com>
2153 * reload1.c (find_reload_regs): Note the details of reload
2154 failures in the dump file.
2155 (spill_failure): Likewise.
2157 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2159 * loop-iv.c: Include df.h and hashtab.h.
2160 (enum iv_grd_result): New enum.
2161 (DF_REF_IV, DF_REF_IV_SET): New macros.
2162 (struct biv_entry): New.
2163 (df, bivs): New global variables.
2164 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
2165 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
2167 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
2168 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
2169 analyzed_for_bivness_p, record_biv): New functions.
2170 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
2171 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
2172 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
2174 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
2176 (iv_number_of_iterations): Use new interface to iv analysis.
2177 * loop-unroll.c: Do not include varray.h.
2178 (analyze_iv_to_split_insn): Use new interface to iv
2180 * loop-unswitch.c (may_unswitch_on): Ditto.
2181 * df.c (df_bitmaps_free): Only work for bbs for that structures are
2183 (df_bb_modify): Realloc tables to the new index.
2184 (df_find_use): New function.
2185 * df.h (df_find_use): Declare.
2186 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
2188 * cfgloop.h (struct rtx_iv): Remove analysed field.
2189 (iv_get_reaching_def): Removed.
2190 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
2191 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
2192 (loop-iv.o): Add df.h and hashtab.h dependency.
2193 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
2195 2006-01-20 Alan Modra <amodra@bigpond.net.au>
2198 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
2200 (__floatundisf, __floatundidf): Likewise.
2201 * libgcc2.h (IS_IBM_EXTENDED): Define.
2203 2006-01-19 DJ Delorie <dj@redhat.com>
2205 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
2207 2006-01-19 Paul Brook <paul@codesourcery.com>
2209 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
2210 as nothrow when unwinding tables are disabled.
2212 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2215 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
2216 of bit-field" when in system header.
2218 2006-01-19 DJ Delorie <dj@redhat.com>
2220 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
2221 the 16 bit shift limit of the m16c.
2223 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
2226 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
2227 * config/i386/i386.c (output_set_got): Output the label if we have one
2228 for the TARGET_DEEP_BRANCH_PREDICTION case.
2230 2006-01-19 Jan Hubicka <jh@suse.cz>
2231 H.J. Lu <hongjiu.lu@intel.com>
2232 Evandro Menezes <evandro.menezes@amd.com>
2234 * invoke.texi (generic): Document
2236 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
2237 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
2238 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
2239 (x86_use_incdec, x86_pad_returns): New variables
2240 (TARGET_CPU_DEFAULT_generic): New constant
2241 (TARGET_CPU_DEFAULT_NAMES): Add generic.
2242 (enum processor_type): Add generic32 and generic64.
2243 * i386.md (cpu attribute): Add generic32/generic64
2244 (movhi splitter): Behave sanely when both partial_reg_dependency and
2245 partial_reg_stall are set.
2246 (K8 splitters): Enable for generic as well.
2247 * predicates.md (incdec_operand): Use TARGET_INCDEC
2248 (aligned_operand): Avoid memory mismatch stalls.
2249 * athlon.md: Enable for generic64, new patterns for 128bit moves.
2250 * ppro.md: Enable for generic32
2251 * i386.c (generic64_cost, generic32_cost): New.
2252 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
2253 (x86_use_leave): Enable for generic64. (x86_use_sahf,
2254 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
2255 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
2256 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
2257 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2258 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2259 x86_accumulate_outgoing_args, x86_prologue_using_move,
2260 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
2261 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
2263 (x86_use_incdec, x86_pad_returns): New.
2264 (override_options): Add generic32 and generic64, translate "generic"
2265 to generic32/generic64 and "i686" to "generic32", refuse
2266 "generic32"/"generic64" as arch target.
2267 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
2268 (ix86_reorg): Honor PAD_RETURNS.
2270 2006-01-19 Diego Novillo <dnovillo@redhat.com>
2272 * tree-pretty-print.c (dump_generic_node): Handle
2273 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
2274 * cgraph.c (cgraph_expand_queue): Rename from
2275 cgraph_analyze_queue. Update all users.
2276 * cgraphunit.c (cgraph_assemble_pending_functions): Process
2277 cgraph_expand_queue.
2278 (cgraph_expand_all_functions): Likewise.
2279 (cgraph_finalize_pending_functions): Remove. Update callers.
2281 * tree.h (OMP_DIRECTIVE_P): Define.
2282 (OMP_PARALLEL_FN): Define.
2283 (OMP_PARALLEL_DATA_ARG): Define.
2284 (OMP_SECTIONS_SECTIONS): Define.
2285 * tree-pass.h (pass_expand_omp): Declare.
2286 * omp-low.c (struct omp_region): Declare.
2287 (struct omp_context): Remove fields 'parallel_type',
2288 'parallel_start_ix' and 'parallel_start_additional_args'.
2290 (struct omp_for_data): Rename from struct expand_omp_for_data.
2291 (omp_regions): New static variable.
2292 (root_omp_region): New static variable.
2293 (find_omp_clause): Make static.
2294 (is_in_combined_parallel_ctx): Remove.
2295 (is_combined_parallel): New.
2296 (extract_omp_for_data): Move earlier in the file.
2297 (workshare_safe_to_combine_p): New.
2298 (get_ws_args_for): New.
2299 (determine_parallel_type): Move earlier in the file.
2300 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
2302 (omp_copy_decl): Likewise.
2303 (create_omp_child_function): Likewise.
2304 (lookup_omp_region): New.
2305 (dump_omp_region): New.
2306 (debug_omp_region): New.
2307 (debug_all_omp_regions): New.
2308 (new_omp_region): New.
2309 (scan_omp_parallel): If parallel_nesting_level > 1, the
2310 directive is nested within another parallel directive.
2311 Set OMP_PARALLEL_FN.
2312 (scan_omp_for): Do not try to handle combined parallel+for
2314 Remove FIXME comment.
2315 (scan_omp_nested): Remove.
2316 (scan_omp_1): Do not call scan_omp_nested when
2317 parallel_nesting_level is > 1.
2318 Do not change the DECL_CONTEXT of local variables found.
2319 (lookup_decl_in_outer_ctx): New.
2320 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
2321 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
2322 (lower_reduction_clauses): Rename from expand_reduction_clauses.
2323 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
2324 If CTX is nested, lookup VAR in the outer context when
2325 building copy assignment.
2326 (lower_send_clauses): Rename from expand_send_clauses.
2327 If CTX is nested, lookup VAR in the outer context when
2328 building copy assignments.
2329 (lower_send_shared_vars): Rename from expand_send_shared_vars.
2330 If CTX is nested, lookup VAR in the outer context when
2331 building copy assignments.
2332 (expand_parallel_call): Rename from build_parallel_call.
2333 Handle combined parallel+workshare cases.
2334 Re-implement to emit code into the CFG.
2336 (expand_omp_parallel): Re-implement to emit code into the CFG.
2337 Call move_sese_region_to_fn to outline the sub-graph
2338 containing the parallel region.
2339 (expand_omp_for_1): Remove.
2340 (expand_omp_for_generic): Re-implement to emit code into the
2342 (expand_omp_for_static_nochunk): Likewise.
2343 (expand_omp_for_static_chunk): Likewise.
2344 (expand_omp_for): Likewise.
2345 (expand_omp_sections): Likewise.
2346 (remove_exit_barriers): New.
2347 (expand_omp_synch): New.
2349 (build_omp_regions_1): New.
2350 (build_omp_regions): New.
2351 (execute_expand_omp): New.
2352 (gate_expand_omp): New.
2353 (pass_expand_omp): Define.
2354 (lower_omp_sections): Rename from expand_omp_sections.
2355 Set OMP_SECTIONS_SECTIONS.
2356 (lower_omp_single_simple): Rename from expand_omp_single_simple.
2357 (lower_omp_single_copy): Rename from expand_omp_single_copy.
2358 (lower_omp_single): Rename from expand_omp_simple.
2359 (lower_omp_master): Rename from expand_omp_master.
2360 (lower_omp_ordered): Rename from expand_omp_ordered.
2361 (lower_omp_critical): Rename from expand_omp_critical.
2362 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
2363 (lower_omp_for): Re-implement.
2364 (lower_omp_parallel): Re-implement.
2365 (lower_regimplify): Rename from expand_regimplify.
2366 (lower_omp_1): Rename from expand_omp_1.
2367 If there are syntax errors in the program, replace every
2368 OpenMP directive with NOP.
2369 Call lower_omp_* instead of expand_omp_*.
2370 (lower_omp): Rename from expand_omp.
2372 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
2373 * tree-gimple.h (enum omp_parallel_type): Remove.
2374 (gimple_boolify): Declare extern.
2375 (find_omp_clause, determine_parallel_type): Remove.
2377 * gimple-low.c (lower_omp_directive): New.
2378 (lower_stmt): Call it.
2379 (record_vars_into): Move from ...
2380 (record_vars): ... here.
2381 Call record_vars_into with current_function_decl.
2383 * gimplify.c (struct gimplify_ctx): Remove fields
2384 combined_pre_p and combined_ctxp. Update users.
2385 (get_formal_tmp_var): Add documentation.
2386 (gimple_boolify): Make extern.
2387 (gimplify_expr_in_ctx): Remove. Update callers.
2388 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
2389 will always be a BIND_EXPR.
2390 (gimplify_expr): Handle OMP_RETURN_EXPR.
2391 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
2392 (OMP_PARALLEL): Add 3 operands.
2393 (OMP_SECTIONS): Add 1 operand.
2394 (OMP_RETURN_EXPR): Define.
2396 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
2397 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
2398 * tree-iterator.c (alloc_stmt_list): Assert that we are not
2399 creating a circular free list.
2400 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
2402 * tree-flow.h (move_sese_region_to_fn): Declare.
2403 (record_vars_into): Declare.
2404 * tree-cfg.c (make_omp_sections_edges): New.
2405 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
2406 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
2407 OMP_SECTIONS and OMP_SECTION.
2408 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
2409 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
2410 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
2411 (gather_blocks_in_sese_region): New.
2412 (struct move_stmt_d): Declare.
2414 (move_block_to_fn): New.
2415 (move_sese_region_to_fn): New.
2417 * passes.c (init_optimization_passes): Schedule
2418 pass_expand_omp after pass_init_datastructures.
2420 * tree-ssa-operands.c (get_expr_operands): Handle
2421 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
2422 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
2424 2006-01-19 Jeff Law <law@redhat.com>
2426 * tree-vrp.c (extract_range_from_assert): Refine the result range
2427 if the variable referenced by the ASSERT_EXPR has a range and
2428 either the tentative result range or the previous range is a
2431 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2433 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
2435 2006-01-19 Jan Hubicka <jh@suse.cz>
2437 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
2439 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
2441 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
2442 (expand_compound_operation, expand_field_assignment): Fail if the
2443 bit lengths of an extract operation are out of range.
2444 (make_extraction): Compute wanted_inner_mode based on the position
2445 and length of the extraction. Make it extraction_mode for non-constant
2446 positions, and do not modify offset in that case. When generating a
2447 new MEM, use a mode that can hold the extraction while keeping correct
2448 alignment. Remove code that supported MEMs wrapped by USEs.
2449 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
2451 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
2453 * config/s390/s390.md ("Y", "y"): New mode attribute.
2454 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2455 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
2456 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
2457 "*addsi3_imm_cc", "*addsi3_carry1_cc",
2458 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
2459 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
2460 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
2461 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
2462 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
2463 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
2464 "addsi3", "subsi3"): Insn patterns removed.
2465 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
2466 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
2467 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
2468 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
2469 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
2470 "*sub<mode>3_cconly2"): New insn patterns.
2471 ("addsi3", "subsi3"): New expanders.
2473 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
2475 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
2476 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
2477 existing STMT_VINFO_VECTYPE if available.
2478 (vect_mark_relevant): Add special handling for stmts that are
2479 marked as STMT_VINFO_IN_PATTERN_P.
2480 (vect_analyze_loop): Call vect_pattern_recog.
2481 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
2482 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
2484 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
2485 (vect_recog_func_ptr): New function-pointer type.
2486 * tree-vect-patterns.c: New file.
2487 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
2488 (vect_recog_dot_prod_pattern, vect_pattern_recog):
2489 (vect_pattern_recog_1): New functions.
2490 (vect_pattern_recog_funcs): New array of function pointers.
2492 * tree-vectorizer.h (ternary_op): New enum value.
2493 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
2494 declaration. Revised documentation. Removed redundant dump prints.
2495 Removed redundant argument. Added support for reduction patterns.
2496 (vectorizable_reduction): Added support for reduction patterns.
2497 (vect_transform_stmt): Added support for patterns.
2499 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
2500 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
2501 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
2502 (expand_widen_pattern_expr): New function.
2503 (init_optabs): Initialize new optabs udot_prod_optab,
2505 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
2506 (sdot_prod_optab, udot_prod_optab): Define new optabs.
2507 (expand_widen_pattern_expr): New function declaration.
2508 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
2510 * tree-inline.c (estimate_num_insns_1): Added cases for new
2511 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2512 * tree-pretty-print.c (dump_generic_node): Likewise.
2513 (op_prio): Likewise.
2514 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2515 * tree-ssa-operands.c (get_expr_operands): Added case for
2517 * tree-vect-patterns.c (widened_name_p): New function.
2518 (vect_recog_dot_prod_pattern): Added function implementation.
2519 * tree-vect-transform.c (get_initial_def_for_reduction): Added
2520 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
2521 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
2522 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
2524 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
2525 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
2526 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
2527 (init_optabs): Initialize new optabs widen_ssum_optab,
2529 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
2530 (widen_ssum_optab, widen_usum_optab): Define new optabs.
2531 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
2532 use instead of type of def.
2533 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
2534 function implementation.
2535 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
2536 widen_ssumv8hi): New.
2538 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
2541 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2544 * c-decl.c (add_flexible_array_elts_to_size): New function.
2545 (finish_decl): Use it.
2547 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2549 * diagnostic.h: Include options.h.
2550 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
2551 dependancies for diagnostic.h.
2552 * Makefile.in (DIAGNOSTIC_H): Add options.h.
2554 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
2556 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
2557 (ssa_ro_call_cache_valid): Ditto.
2558 * tree-ssa-alias.c (sort_tags_by_id): New function.
2559 (init_transitive_clobber_worklist): Ditto.
2560 (add_to_worklist): Ditto.
2561 (mark_aliases_call_clobbered): Ditto.
2562 (compute_tag_properties): Ditto.
2563 (set_initial_properties): Ditto.
2564 (compute_call_clobbered): Ditto.
2565 (compute_may_aliases): Call compute_call_clobbered and grouping.
2566 (compute_flow_sensitive_aliasing): Remove clobbering related code.
2567 (compute_flow_insensitive_aliasing): Grouping now happens in our
2569 (setup_pointers_and_addressables): Remove clobbering related code.
2570 (add_may_alias): Ditto.
2571 (replace_may_alias): Ditto.
2572 (get_nmt_for): Ditto.
2573 (create_global_var):
2574 (is_escape_site): Return an escape_type enumeration.
2575 * tree-flow-inline.h (is_call_clobbered): Global var does not
2576 imply call clobbered.
2577 (mark_call_clobbered): Take a reason for marking this. Remove
2578 marking of globalness, and cache invalidation.
2579 (clear_call_clobbered): Remove cache invalidation code.
2580 * tree-dfa.c (dump_variable): If details is on, dump the reason
2582 * tree-outof-ssa.c (create_temp): Copy escape mask from original
2584 * tree-flow.h (struct ptr_info_def): Add escape mask member.
2585 (struct var_ann_d): Ditto.
2586 (enum escape_type): New.
2587 (mark_call_clobbered): Adjust prototype.
2588 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
2589 are never call clobbered.
2590 Record reasons for escaping.
2591 * tree-ssa-structalias.h (is_escape_site): Update prototype.
2592 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
2593 (ssa_ro_call_cache_valid): Ditto.
2594 (clobbered_v_may_defs): Ditto.
2595 (clobbered_vuses): Ditto.
2596 (ro_call_vuses): Ditto.
2597 (clobber_stats): New.
2598 (init_ssa_operands): Zero out clobber stats.
2599 (fini_ssa_operands): Print out clobber stats.
2600 (get_call_expr_operands): Pass callee fndecl to
2602 (add_call_clobber_ops): Remove use of cache.
2603 Add use of PURE_CONST information.
2604 (add_call_read_ops): Remove use of cache.
2605 Add use of static not_read information.
2607 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
2609 Introduce TLS descriptors for i386 and x86_64.
2610 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
2611 (TARGET_ANY_GNU_TLS): New macro.
2612 (enum tls_dialect): Added TLS_DIALECT_GNU2.
2613 (struct machine_function): Add tls_descriptor_call_expanded_p.
2614 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
2615 (ix86_current_function_calls_tls_descriptor): Likewise.
2616 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
2617 (override_options): Introduce gnu2 tls dialect.
2618 (ix86_frame_pointer_required): Functions containing TLSCALLs are
2620 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
2622 (legitimize_tls_address): Adjust logic for GNU2 TLS.
2623 (ix86_init_machine_status): Initialize new field.
2624 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
2625 (ix86_tls_module_base): New.
2626 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
2627 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
2628 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
2629 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
2630 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
2631 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
2632 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2633 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2634 * config/i386/predicates.md (tls_modbase_operand): New.
2635 (tp_or_register_operand): New.
2637 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2639 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2640 (look_for_address_of): Ditto.
2641 (ipa_init): Walk the function decls.
2642 (static_execute): Don't set readonly on FUNCTION_DECL's.
2644 2006-01-18 Roger Sayle <roger@eyesopen.com>
2646 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2647 for shifts where the source and destination registers are different.
2649 2006-01-18 Paul Brook <paul@codesourcery.com>
2651 Merge from csl-arm-branch.
2652 2005-03-14 Julian Brown <julian@codesourcery.com>
2653 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2654 (aeabi_llsl): Likewise.
2655 (ashrdi3): Likewise.
2656 (aeabi_lasr): Likewise.
2657 (lshrdi3): Likewise.
2658 (aeabi_llsr): Likewise.
2659 2005-03-10 Julian Brown <julian@codesourcery.com>
2660 * config.gcc: Disable shared libgcc for SymbianOS.
2661 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2663 2006-01-18 DJ Delorie <dj@redhat.com>
2665 * c-pragma.c (handle_pragma_diagnostic): New.
2666 (init_pragma): Register it.
2667 * doc/extend.texi: Document it.
2669 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2670 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2671 (diagnostic_context): Add classify_diagnostic[].
2672 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2673 as errors if they're overridden to DK_WARNING.
2674 (diagnostic_initialize): Initialize classify_diagnostic[].
2675 (diagnostic_set_kind_override): New.
2676 (diagnostic_report_diagnostic): Check for kind changes.
2677 * opts.c (common_handle_option): Take lang_mask. Update callers.
2679 * common.opt (Werror=): New.
2680 * doc/invoke.texi: Document -Werror=*
2682 2006-01-18 Jeff Law <law@redhat.com>
2684 * tree-vrp.c (test_for_singularity): Correct test for new
2685 min limit. Use operand_equal_p rather than pointer equality
2686 for testing if new min/max values are equal.
2688 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2689 using range information until after propagation and folding.
2691 2006-01-18 Richard Henderson <rth@redhat.com>
2692 Aldy Hernandez <aldyh@redhat.com>
2693 Jakub Jelinek <jakub@redhat.com>
2694 Diego Novillo <dnovillo@redhat.com>
2696 * omp-low.c: New file.
2697 * c-omp.c: New file.
2699 2006-01-18 Richard Henderson <rth@redhat.com>
2700 Jakub Jelinek <jakub@redhat.com>
2701 Diego Novillo <dnovillo@redhat.com>
2703 * doc/invoke.texi: Document -fopenmp.
2704 * tree-dump.h (debug_function): Declare.
2705 * hooks.c (hook_bool_tree_bool_false): New function.
2706 (hook_tree_tree_null): Remove.
2707 (hook_tree_tree_tree_null): New.
2708 * hooks.h: Update to match.
2709 * tree-pretty-print.c (debug_tree_chain): New.
2710 (print_generic_expr): Handle TDF_CHAIN.
2711 (dump_generic_node): Handle BLOCK.
2712 Do not abort with incomplete SWITCH_EXPRs.
2713 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2714 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2715 print space after directive name.
2716 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2717 Handle OMP_MASTER and OMP_ORDERED.
2718 Handle printing of OMP_BODY just in one place, goto
2719 dump_omp_body in the rest of OMP_* nodes that have
2721 Don't handle clause nodes here. Update omp statements to
2722 use dump_omp_clauses.
2723 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2724 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2725 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2726 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2727 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2728 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2729 Adjust output for GOMP_PARALLEL.
2730 (dump_omp_clauses): New.
2731 (print_declaration): Dump DECL_VALUE_EXPR.
2732 (op_symbol_1): Split out of op_symbol.
2733 (dumping_stmts): Remove. Update all users.
2734 * cgraph.c (cgraph_analyze_queue): New.
2735 (cgraph_add_new_function): New.
2736 * cgraph.h (cgraph_analyze_queue): Declare.
2737 (cgraph_add_new_function): Declare.
2738 (cgraph_lower_function): Remove.
2739 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2740 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2741 and TYPE_P nodes in its default clause.
2742 (empty_body_p): New.
2743 (tree_range_check_failed): New.
2745 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2746 OMP_CLAUSE_REDUCTION_MERGE,
2747 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2748 OMP_CLAUSE_PRIVATE_DEBUG,
2749 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2750 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2751 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2752 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2753 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2754 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2755 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2756 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2757 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2758 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2759 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2760 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2761 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2762 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2763 (TREE_RANGE_CHECK): New.
2764 (empty_body_p): Declare.
2765 (enum omp_clause_default_kind): New.
2766 (build_string_literal): Declare.
2767 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2768 (build5_stat, build5): Declare.
2769 * tree-pass.h (TDF_CHAIN): Define.
2770 * tree-pass.h (PROP_gimple_lomp): Define.
2771 (pass_lower_omp): Declare.
2772 * diagnostic.h (debug_tree_chain): Declare.
2773 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2775 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2776 * builtins.c (build_string_literal): Make extern.
2777 * gcc.c (include_spec_function): New.
2778 (static_spec_functions): Add it.
2779 (main): Move load of libgomp.spec ...
2780 (LINK_COMMAND_SPEC): ... here.
2781 (link_gomp_spec): New.
2782 (static_specs): Include it.
2783 (LINK_COMMAND_SPEC): Add link_gomp.
2784 (GOMP_SELF_SPECS): New.
2785 (driver_self_specs): Include it.
2786 (switch_matches): Don't mark inline.
2787 (main): Load libgomp.spec.
2788 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2789 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2790 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2791 * tree-gimple.h (enum omp_parallel): Declare.
2792 (determine_parallel_type): Declare.
2793 (omp_firstprivatize_variable): Declare.
2794 (omp_reduction_init): Declare.
2795 (diagnose_omp_structured_block_errors): Declare.
2796 (struct walk_stmt_info): Add want_return_expr.
2797 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2798 (find_omp_clause): Declare.
2799 (insert_field_into_struct): Declare.
2800 (struct walk_stmt_info): Move from tree-nested.c
2801 (walk_stmts): Declare.
2802 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2804 * cgraphunit.c (cgraph_lower_function): Make static.
2805 (cgraph_finalize_pending_functions): New.
2806 (cgraph_finalize_function): Call it.
2807 (cgraph_finalize_compilation_unit): Likewise.
2808 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2809 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2810 (BT_FN_UINT_UINT): New.
2811 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2812 DEF_FUNCTION_TYPE_VAR_4): Document.
2813 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2814 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2815 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2816 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2817 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2818 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2819 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2820 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2821 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2822 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2823 into separate files.
2824 (DEF_GOMP_BUILTIN): New.
2825 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2826 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2827 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2828 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2829 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2830 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2831 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2832 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2833 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2834 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2835 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2836 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2837 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2838 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2839 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2840 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2841 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2842 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2843 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2844 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2845 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2846 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2847 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2848 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2849 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2850 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2851 * sync-builtins.def: New file, moved from builtins.def.
2852 * omp-builtins.def: New file, moved from builtins.def.
2853 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2854 * gimple-low.c (lower_function_body): Clear data.
2855 (lower_stmt): Do not handle COMPOUND_EXPR.
2856 Remove call to print_node_brief.
2857 * c-tree.h (c_finish_omp_clauses): New prototype.
2858 (C_DECL_THREADPRIVATE_P): Define.
2859 (lookup_name_no_remap, c_omp_remap_private): Remove
2860 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2861 (check_for_loop_decls): Update decl.
2862 (lookup_name_no_remap, c_omp_remap_private): Declare.
2863 (build_indirect_ref, build_modify_expr, pushdecl,
2864 pushdecl_top_level): Move to c-common.h.
2865 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2866 before the switch, but just in the 2 places that need it.
2867 * c-decl.c (diagnose_mismatched_decls): Do not check for
2868 mismatched thread-local attributes when OLDDECL is marked
2869 threadprivate and NEWDECL has no thread-local attributes.
2870 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2871 (c_gimple_diagnostics_recursively): Rename from
2872 c_warn_unused_result_recursively. Invoke
2873 diagnose_omp_structured_block_errors.
2874 (check_for_loop_decls): Return a singular decl found.
2875 * langhooks.c (lhd_omp_predetermined_sharing): Return
2876 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2877 (lhd_omp_firstprivatize_type_sizes): New.
2878 (lhd_omp_assignment): New.
2879 (lhd_omp_predetermined_sharing): New.
2880 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2881 (struct lang_hooks_for_types): Add
2882 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2883 omp_predetermined_sharing, omp_disregard_value_expr,
2884 omp_private_debug_clause, omp_clause_default_ctor,
2885 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2886 (c_finish_omp_clauses): New.
2887 (c_finish_bc_stmt): Diagnose break within omp for.
2888 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2889 (build_unary_op): Return error_mark after reporting
2891 (build_modify_expr): Likewise.
2892 * gimplify.c: Include optabs.h and pointer-set.h.
2893 (enum gimplify_omp_var_data): Declare.
2894 (struct gimplify_omp_ctx): Declare.
2895 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2897 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2898 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2899 (splay_tree_compare_decl_uid): New.
2900 (new_omp_context): New.
2901 (delete_omp_context): New.
2902 (gimple_add_tmp_var): Call omp_add_variable.
2903 (gimplify_bind_expr): Likewise.
2904 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2905 true, disregard DECL_VALUE_EXPR on the decl if any.
2906 (gimplify_expr_in_ctx): New.
2907 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2908 omp_add_variable, omp_notice_variable, omp_is_private
2909 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2910 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2911 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2912 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2913 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2914 gimplify_omp_atomic): New.
2915 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2916 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2917 OMP_CRITICAL and OMP_ATOMIC.
2918 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2919 * c-pragma.h (enum pragma_kind): Add
2920 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2921 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2922 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2923 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2924 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2925 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2926 PRAGMA_OMP_THREADPRIVATE.
2927 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2928 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2929 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2930 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2931 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2932 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2933 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2934 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2935 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2936 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2937 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2938 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2939 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2941 (struct nesting_info): Add field_map,
2942 suppress_expansion, debug_var_chain.
2943 (create_nesting_tree): Initialize them.
2944 (lookup_field_for_decl): Use field_map.
2945 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2946 (convert_local_omp_clauses): New.
2947 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2948 (walk_body): Split out of walk_function.
2949 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2950 (convert_nonlocal_reference): Handle omp statements.
2951 (convert_local_reference): Likewise.
2952 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2953 (unnest_nesting_tree): New.
2954 (lower_nested_functions): Call it.
2955 (insert_field_into_struct): Make extern.
2956 (struct walk_stmt_info): Move to tree-gimple.h.
2957 (walk_stmts): Make extern.
2958 * omp-builtins.def: New file.
2959 * tree-iterator.c (expr_only): Clarify comment.
2960 * c-common.h (pushdecl_top_level, pushdecl,
2961 build_modify_expr, build_indirect_ref,
2962 c_finish_omp_master, c_finish_omp_critical,
2963 c_finish_omp_ordered, c_finish_omp_barrier,
2964 c_finish_omp_atomic, c_finish_omp_flush,
2965 c_finish_omp_for, c_split_parallel_clauses,
2966 omp_clause_default_kind, c_omp_sharing_predetermined,
2967 c_omp_remap_decl): Declare.
2968 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2969 (OBJS-common): Add omp-low.o.
2970 (c-omp.o, omp-low.o): Add.
2971 (gimplify.o): Add dependency on $(OPTABS_H).
2972 (GTFILES): Add omp-low.c.
2973 (gt-stringpool.h): Add.
2974 * tree-cfg.c (set_bb_for_stmt): Do not update the
2975 block-to-labels map if we are currently expanding to RTL.
2976 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2978 Handle IDENTIFIER_NODE.
2979 (tree_verify_flow_info): Do not ICE when emitting error
2980 messages about invalid labels.
2981 (dump_function_to_file): Reset CFUN before emitting the body
2983 (debug_function): New.
2984 * passes.c (init_optimization_passes): Schedule
2986 * langhooks-def.h (lhd_omp_predetermined_sharing,
2987 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2989 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2990 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2991 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2992 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2993 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2994 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2995 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2996 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2997 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2998 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2999 (LANG_HOOK_DECLS): Use them.
3001 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
3002 Richard Henderson <rth@redhat.com>
3003 Jakub Jelinek <jakub@redhat.com>
3004 Diego Novillo <dnovillo@redhat.com>
3006 * c-parser.c (pragma_omp_clause): Define.
3007 (c_parser_declaration_or_fndef): Document OpenMP syntax.
3008 (c_parser_compound_statement): Likewise.
3009 (c_parser_statement): Likewise.
3010 (c_parser_pragma): Handle omp pragmas.
3011 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
3012 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
3013 (c_parser_omp_clause_name, check_no_duplicate_clause,
3014 c_parser_omp_variable_list,
3015 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
3016 c_parser_omp_clause_copyprivate,
3017 c_parser_omp_clause_default,
3018 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
3019 c_parser_omp_clause_lastprivate,
3020 c_parser_omp_clause_nowait,
3021 c_parser_omp_clause_num_threads,
3022 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
3023 c_parser_omp_clause_reduction,
3024 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
3025 c_parser_omp_all_clauses, c_parser_omp_structured_block,
3026 c_parser_omp_atomic, c_parser_omp_barrier,
3027 c_parser_omp_critical, c_parser_omp_flush,
3028 c_parser_omp_for_loop, c_parser_omp_for,
3029 c_parser_omp_master, c_parser_omp_ordered,
3030 c_parser_omp_sections_scope, c_parser_omp_sections,
3031 c_parser_omp_parallel, c_parser_omp_single,
3032 c_parser_omp_construct, c_parser_omp_threadprivate): New.
3033 * c-pragma.c (init_pragma): Do omp pragma registration here.
3034 * c.opt (fopenmp): New flag.
3036 2006-01-18 Eric Christopher <echristo@apple.com>
3038 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
3039 * config/darwin.h (GOMP_SELF_SPECS): Define.
3041 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3043 * rtl.h: Remove the prototype for reg_alloc.
3045 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3048 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
3049 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
3050 sjlj and dwarf2 exception handling.
3051 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
3052 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
3053 * pa/pa.c (function_value): Treat complex and vector types as
3055 (function_arg): Likewise. Only pass scalar floats in the floating
3056 point argument registers.
3057 * pa/t-slibgcc-dwarf-ver: New file.
3058 * pa/t-slibgcc-sjlj-ver: New file.
3059 * pa/t-slibgcc-elf-ver: Delete file.
3061 2006-01-19 Alan Modra <amodra@bigpond.net.au>
3063 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
3064 unlikely_test_section_p test.
3066 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3068 * mode-switching.c (optimize_mode_switching): Make it static.
3069 * basic-block.h: Remove the prototype for
3070 optimize_mode_switching.
3072 * modulo-sched.c (sms_schedule): Make it static.
3073 * rtl.h: Remove the prototype for sms_schedule.
3075 * postreload-gcse.c (gcse_after_reload_main): Make it static.
3076 * rtl.h: Remove the prototype for gcse_after_reload_main.
3078 * reg-stack.c (reg_to_stack): Make it static.
3079 * rtl.h: Remove the prototype for reg_to_stack.
3081 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
3083 * rtl.h: Remove the prototypes for regrename_optimize and
3084 copyprop_hardreg_forward.
3086 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
3088 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
3089 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
3090 Test against the appropriate null constant for the mode.
3091 If 'fixup_overlap' is true, swap the operands if they overlap.
3092 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
3093 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
3094 alpha_split_tmode_pair and adjust for above change.
3095 * config/alpha/alpha.md (movtf_internal): Adjust call to
3096 alpha_split_tfmode_pair and rely on it to swap the operands.
3097 (movti_internal): New insn and post-reload splitter.
3098 (movti): New expander.
3100 2006-01-18 Philippe De Muyter <phdm@macqel.be>
3102 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
3105 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3107 * rtlanal.c (global_reg_mentioned_p_1,
3108 global_reg_mentioned_p): Remove.
3109 * rtl.h: Remove the prototype for global_reg_mentioned_p.
3111 * flow.c (initialize_uninitialized_subregs): Make it static.
3112 * rtl.h: Remove the prototype for
3113 initialize_uninitialized_subregs.
3115 * function.c (instantiate_virtual_regs): Make it static.
3116 * function.h: Remove the prototype for
3117 instantiate_virtual_regs.
3119 * regmove.c (regmove_optimize, combine_stack_adjustments):
3121 * rtl.h: Remove the prototypes for regmove_optimize and
3122 combine_stack_adjustments.
3124 2006-01-17 Roger Sayle <roger@eyesopen.com>
3126 * config/i386/i386.c (COSTS_N_BYTES): New macro.
3127 (size_cost): Encode costs in bytes so that a reg-reg addition is
3128 equivalent to COSTS_N_INSNS(1).
3129 (override_options): Use the size_cost.branch_cost as the default
3130 ix86_branch_cost when optimizing for size.
3132 2006-01-18 Ben Elliston <bje@au.ibm.com>
3134 * Makefile.in (D32PBIT_FUNCS): New.
3135 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
3136 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
3137 D64PBIT_FUNCS and D128PBIT_FUNCS.
3138 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
3139 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
3141 (decnumber_dep): Define.
3142 * doc/libgcc.texi (Decimal float library routines): New node.
3143 * config/dfp-bit.h, config/dfp-bit.c: New files.
3145 2006-01-18 Ben Elliston <bje@au.ibm.com>
3147 * expr.c (emit_move_change_mode): Always adjust addresses, not
3148 just during reload. Copy replacements only during reload.
3149 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
3150 emit_move_via_integer.
3152 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
3154 * Makefile.in (check-%, check-consistency): Use $${srcdir}
3155 instead of $(srcdir) and ${srcdir}.
3157 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
3161 * arm.h (struct machine_function): Add pic_reg.
3162 * arm.c (arm_pic_register): Make unsigned.
3163 (arm_override_options): Only set arm_pic_register if
3164 TARGET_SINGLE_PIC_BASE.
3165 (use_return_insn): Only test for a pic register if it is fixed.
3166 (arm_compute_save_reg0_reg12_mask): Likewise.
3167 (thumb_compute_save_reg_mask): Likewise.
3168 (legitimate_pic_operand): Factor out some known invariants.
3169 (legitimize_pic_address): If we don't have a fixed pic register,
3170 then set up a pseudo in the function entry sequence. Handle the
3171 pic base being in a pseudo.
3172 (arm_load_pic_register): Handle the pic register being in a pseudo.
3173 (arm_expand_prologue): Only set up the pic register if it is fixed.
3174 (thumb_expand_prologue): Likewise.
3175 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
3176 (pic_load_addr_based_insn): Likewise.
3177 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
3180 2006-01-18 Ben Elliston <bje@au.ibm.com>
3182 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
3183 decimal float modes for all floating point registers.
3185 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
3186 match_code "mem" with match_test "macho_lo_sum_memory_operand".
3188 2006-01-17 Jakub Jelinek <jakub@redhat.com>
3191 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
3192 even when the pointer is not NULL.
3194 2006-01-16 Ian Lance Taylor <ian@airs.com>
3196 * common.opt (ftoplevel-reorder): New option.
3197 * cgraph.c (cgraph_asm_nodes): New global variable.
3198 (cgraph_asm_last_node): New static variable.
3199 (cgraph_order): New global variable.
3200 (cgraph_create_node): Set new order field.
3201 (cgraph_varpool_node): Likewise.
3202 (decide_is_variable_needed): Return true if not
3203 flag_toplevel_reorder.
3204 (cgraph_add_asm_node): New function.
3205 * cgraph.h (struct cgraph_node): Add order field.
3206 (struct cgraph_varpool_node): Add order field.
3207 (struct cgraph_asm_node): Define.
3208 (cgraph_asm_nodes, cgraph_order): Declare.
3209 (cgraph_add_asm_node): Declare.
3210 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
3212 (cgraph_varpool_assemble_pending_decls): Call it.
3213 (cgraph_output_pending_asms): New static function.
3214 (cgraph_finalize_compilation_unit): Call it.
3215 (struct cgraph_order_sort): Define.
3216 (cgraph_output_in_order): New static function.
3217 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
3218 !flag_toplevel_reorder case.
3219 * c-parser.c: Include "cgraph.h".
3220 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
3222 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
3223 than -fno-unit-at-a-time.
3224 * doc/invoke.texi (Option Summary): Mention
3225 -fno-toplevel-reorder.
3226 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
3227 -funit-at-a-time documentation.
3229 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
3230 Kazu Hirata <kazu@codesourcery.com>
3232 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
3234 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
3236 * Makefile.in (FUNCTION_H): New. Use it instead of
3237 function.h throughout the file.
3238 * function.h: Include tree.h.
3240 2006-01-17 Ben Elliston <bje@au.ibm.com>
3242 * recog.c: Separate some functions with whitespace.
3244 2006-01-16 Richard Henderson <rth@redhat.com>
3246 Merge from gomp branch:
3247 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
3248 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
3249 and rename from struct inline_data. Rename callee* to dst*;
3250 caller* to src*; add copy_decl hook, transform_call_graph_edges,
3251 transform_new_cfg, transform_return_to_modify, and
3252 transform_lang_insert_block flags; remove cloning_p, versioning_p,
3254 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
3255 (copy_decl_for_dup): Remove.
3256 * tree-inline.c (struct inline_data): Move to header.
3257 (insert_decl_map): Export.
3258 (remap_decl): Update for member name changes. Use copy_decl hook.
3259 Allow for replacement to be a non-decl. Remove dead code.
3260 (remap_type_1): Check for existing mapping.
3261 (remap_type): Export.
3262 (remap_decls): Update for member name changes.
3263 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
3264 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
3265 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
3266 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
3267 (tree_function_versioning, build_duplicate_type): Likewise.
3268 (copy_body_r): Likewise. Export.
3269 (copy_decl_for_dup): Split into ...
3270 (copy_decl_for_dup_finish, copy_decl_to_var,
3271 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
3272 (replace_ref_tree, inlining_p): Remove.
3274 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3276 * ifcvt.c (if_convert): Make it static.
3277 * rtl.h: Remove the prototype for if_convert.
3279 * local-alloc.c (local_alloc): Make it static.
3280 * rtl.h: Remove the prototype for local_alloc.
3282 * loop.c (loop_optimize): Make it static.
3283 * cfgloop.h: Remove the prototype for loop_optimize.
3286 2006-01-16 DJ Delorie <dj@redhat.com>
3288 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
3291 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3293 * pa.md: Disparage copies between general and floating-point registers
3294 in 32-bit move patterns.
3296 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
3299 * Makefile.in (check-%): Depend on site.exp instead of
3300 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
3303 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3305 * global.c (global_alloc): Make it static.
3306 * rtl.h: Remove the prototype for global_alloc.
3308 2006-01-16 Richard Guenther <rguenther@suse.de>
3310 * tree-ssa-alias.c (struct used_part): Add write_only field.
3311 (get_or_create_used_part_for): Initialize it to true.
3312 (create_overlap_variables_for): Don't create structure variables
3313 for structures that only are written to.
3314 (find_used_portions): Handle MODIFY_EXPR to track whether a
3315 structure is only written to.
3317 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3319 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
3321 * basic-block.h: Remove the prototype for
3322 partition_hot_cold_basic_blocks.
3324 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
3326 * cppspec.c (lang_specific_spec_functions): Remove.
3327 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
3328 * gcc.h (lang_specific_spec_functions): Remove.
3329 * gccspec.c (lang_specific_spec_functions): Remove.
3331 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
3333 * combine.c (record_value_for_reg): Invalidate registers
3335 (record_dead_and_set_regs_1): Likewise, by passing them to
3336 record_value_for_reg.
3337 (record_dead_and_set_regs): Invalidate stores made by a
3338 call. We do not combine across a call, but we still
3339 relied on equivalences.
3341 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3343 * tree-vrp.c (extract_range_from_binary_expr): Cope with
3344 vrp_int_const_binop returning non-constant nodes.
3346 2006-01-16 Paul Brook <paul@codesourcery.com>
3348 * config/m68k/m68k.c (output_move_const_into_data_reg):
3349 Output correct mnemonic for mvz and mvs.
3351 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
3353 * rtl-factoring.c: Add sequence abstraction algorithm.
3354 * cfgcleanup.c (outgoing_edges_match): Extra checks.
3355 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
3357 (block_has_preserve_label): New function.
3358 * common.opt: Register new pass.
3359 * Makefile.in: Ditto.
3361 * timevar.def: Ditto.
3362 * tree-pass.h: Ditto.
3363 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
3364 * rtl.h (make_jump_insn_raw): Add forward decl.
3365 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
3367 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3368 Roger Sayle <roger@eyesopen.com>
3370 * fold-const.c (fold_minmax): New static function.
3371 (fold_binary) <MIN_EXPR>: Call it.
3372 <MAX_EXPR>: Likewise.
3373 * stor-layout.c (place_field): Use DECL_SIZE consistently
3374 in the computation of the new record size.
3376 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3378 * cse.c (cse_condition_code_reg): Make it static.
3379 * rtl.h: Remove the prototype for cse_condition_code_reg.
3381 * combine.c (combine_instructions): Make it static.
3382 * rtl.h: Remove the prototype for combine_instructions.
3384 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3387 * tree.c (get_file_function_name_long): Concatenate the first global
3388 object name with a string derived from the input filename of the object
3391 2006-01-16 Ben Elliston <bje@au.ibm.com>
3393 * config/i386/winnt-stubs.c: Update FSF address.
3394 * config/xtensa/ieee754-df.S: Ditto.
3395 * config/xtensa/ieee754-sf.S: Ditto.
3397 2006-01-14 Ian Lance Taylor <ian@airs.com>
3399 * ifcvt.c (noce_init_if_info): New static function, broken out of
3400 noce_process_if_block.
3401 (noce_process_if_block): Call noce_init_if_info.
3402 (check_cond_move_block): New static function.
3403 (cond_move_process_if_block): New static function.
3404 (process_if_block): Call cond_move_process_if_block.
3406 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
3408 * cselib.c (hash_table): Rename to cselib_hash_table.
3409 (cselib_clear_table, discard_useless_values,
3410 remove_useless_values, cselib_lookup_mem, cselib_lookup,
3411 cselib_init, cselib_finish): Adjust uses of hash_table.
3413 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
3415 PR tree-optimization/25485
3416 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
3417 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
3418 is known to be false and true, respectively.
3420 2006-01-14 Richard Guenther <rguenther@suse.de>
3422 PR tree-optimization/22548
3423 PR tree-optimization/22555
3424 PR tree-optimization/22501
3425 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
3426 * params.def (salias-max-array-elements): New parameter.
3427 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
3428 * doc/invoke.texi (salias-max-array-elements): Document.
3429 * tree-flow-inline.h (var_can_have_subvars): We also handle
3431 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
3433 * tree-ssa-structalias.c (params.h): Include.
3434 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
3435 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
3436 (get_constraint_for): For ADDR_EXPR operating on something
3437 containing an ARRAY_REF, add all subvars to the solution.
3438 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
3439 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
3440 for creating MUST_DEFs.
3441 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
3443 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3445 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
3447 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3448 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
3449 number_of_iterations_le): New functions.
3450 (number_of_iterations_special): Removed.
3451 (number_of_iterations_exit): Do not use number_of_iterations_special.
3452 * tree.c (unsigned_type_for): Always return integer type.
3454 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
3455 Richard Guenther <rguenther@suse.de>
3457 PR rtl-optimization/24257
3458 * gcse.c (find_moveable_store): Only consider a store movable
3459 when the SET_SRC of the insn can be assigned to a register.
3461 2006-01-14 Ian Lance Taylor <ian@airs.com>
3463 * tree.c (tree_not_class_check_failed): New function.
3464 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
3465 (tree_not_class_check_failed): Declare.
3467 2006-01-13 Ian Lance Taylor <ian@airs.com>
3469 * reload1.c (do_output_reload): Add assertion rejecting a
3472 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
3474 * combine.c (struct reg_stat): Add new fields truncation_label and
3476 (record_value_for_reg): Reset truncated_to_mode.
3477 (record_truncated_value): New function.
3478 (check_promoted_subreg): Call it. Rename to check_conversions.
3479 (combine_instructions): Rename check_promoted_subreg to
3481 (reg_truncated_to_mode): New function.
3482 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
3483 (gen_lowpart_or_truncate): New function.
3484 (force_to_mode): Use it instead of gen_lowpart.
3486 2006-01-13 Diego Novillo <dnovillo@redhat.com>
3488 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
3489 VAR is a tag, not its type tag.
3491 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
3493 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
3494 alternatives to match style of other entries.
3495 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
3497 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
3499 PR tree-optimization/25771
3500 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
3503 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
3506 * tree-inline.c (declare_return_variable): If the return variable
3507 was marked as a non gimple complex, set the return slot variable
3508 to be a non gimple comple variable.
3510 2006-01-13 Richard Guenther <rguenther@suse.de>
3512 * builtins.c (expand_builtin_sincos): New function.
3513 (expand_builtin_mathfn_3): Remove dead code, sin and cos
3515 (expand_builtin): Expand sincos using expand_builtin_sincos.
3517 2006-01-12 DJ Delorie <dj@redhat.com>
3519 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
3520 shift counts, separate SI shifts for m32c vs m16c, pass shift type
3521 so that constant shifts can be split.
3522 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
3523 (m32c_valid_pointer_mode): Make static.
3524 (shift_gen_func_for): New.
3525 (m32c_prepare_shift): Use it. Split large const shifts into
3527 * config/m32c/predicates.md (shiftcount_operand): Allow more
3529 (longshiftcount_operand): New.
3530 * doc/md.texi (Machine Constraints): Document In6.
3532 2006-01-13 Ben Elliston <bje@au.ibm.com>
3534 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
3535 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
3538 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
3540 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
3541 to try to avoid clobbering pieces of structures when we know
3542 something about the whole structure.
3543 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
3545 2006-01-13 Ben Elliston <bje@au.ibm.com>
3547 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
3548 return in memory, as this is no limitation is no longer present.
3550 2006-01-12 DJ Delorie <dj@redhat.com>
3552 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
3553 mova with fb, and for fb+0 -> An.
3555 * config/m32c/mov.md (peephole2): Fix enabling logic.
3557 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
3558 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
3559 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
3560 FINI_ARRAY_SECTION_ASM_OP): Define.
3562 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
3564 (m32c_legitimize_reload_address): New logic to reload FB to An.
3565 (m32c_output_reg_push): Add newline.
3566 (m32c_output_reg_pop): Likewise.
3568 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
3570 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
3572 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3574 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3576 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3578 * config/sh/predicates.md (sh_rep_vec): Add parallel to
3581 2006-01-11 Ben Elliston <bje@au.ibm.com>
3583 * rtlanal.c (find_reg_note): Assert insn is not null.
3585 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3587 * df-scan.c (df_hard_reg_init): Move declaration of i outside
3590 2006-01-11 Jeff Law <law@redhat.com>
3592 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
3594 (mark_threaded_blocks, register_jump_thread): New functions.
3595 (thread_through_all_blocks): Remove unwanted argument. No
3596 longer rely on e->aux to communicate thread target info.
3597 Call mark_threaded_blocks. Release the threaded_blocks
3598 bitmap and threaded_edges vector when complete.
3599 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
3600 (threaded_blocks): Remove.
3601 (tree_ssa_dominator_optimize): Remove initialization and
3602 finalization of threaded_blocks. Simplify call to
3603 thread_through_all_blocks.
3604 (thread_across_edge): Call register_jump_thread rather than
3605 storing thread information into e->aux.
3606 (free_all_edge_infos): Simplify now that e->aux is no longer
3607 used to communicate with thread_through_all_blocks.
3608 * tree-flow.h (thread_through_all_blocks): Update prototype.
3609 (register_jump_thread): Prototype.
3611 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3613 * df-core.c (df_compact_blocks, df_bb_replace): Use
3614 SET_BASIC_BLOCK instead of BASIC_BLOCK.
3616 2006-01-11 Richard Guenther <rguenther@suse.de>
3618 PR tree-optimization/25734
3619 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3620 stop propagation after successful propagation to the LHS.
3622 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3624 * basic-block.h (control_flow_graph): Change the type of
3625 x_basic_block_info to VEC(basic_block,gc) *.
3626 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
3628 (SET_BASIC_BLOCK): New.
3629 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
3630 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
3631 * cfgbuild.c (find_basic_blocks): Likewise.
3632 * cfglayout.c (fixup_reorder_chain): Likewise.
3633 * cfgrtl.c (create_basic_block_structure,
3634 rtl_create_basic_block): Likewise.
3635 * ifcvt.c (find_if_case_1): Likewise.
3636 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3639 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3641 * Makefile.in: Removed rotted odf.c entry.
3643 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3646 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3647 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3648 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3649 output pattern modifier, not %e.
3650 * config/cris/cris.c (cris_op_str): Update comment about pattern
3652 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3653 before falling through into...
3654 <case 'E'>: Redefined from old 'e' case.
3656 2006-01-11 Jan Hubicka <jh@suse.cz>
3659 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3661 2006-01-11 Jan Hubicka <jh@suse.cz>
3663 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3664 * i386.c (x86_decompose_lea): Kill.
3665 (ix86_rtx_costs): Kill.
3667 2006-01-11 Jan Hubicka <jh@suse.cz>
3669 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3670 * cgraph.h (cgraph_node): Add inline_decl.
3671 (cgraph_insert_node_to_hashtable): Declare.
3672 (save_inline_function_body): Declare.
3673 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3675 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3676 (cgraph_function_versioning): Update call of tree_function_versioning.
3677 (save_inline_function_body): New function.
3678 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3679 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3680 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3681 (cgraph_default_inline_p): Likewise.
3682 (cgraph_decide_inlining_incrementally): Likewise.
3683 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3684 (copy_bb): Kill saving; do updating of clones.
3685 (copy_cfg_body): Kill saving.
3686 (initialize_inlined-parameters): Likewise.
3687 (expand_call_inline): Likewise.
3689 (tree_function_versioning): New parameter "update_clones".
3690 (inlining_p): Kill saving.
3691 * tree-inline.h (tree_function_versioning): Update prototype.
3692 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3695 2006-01-11 Ian Lance Taylor <ian@airs.com>
3697 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3698 Allow undoing set of machine mode.
3699 (do_SUBST): Use enums instead of is_int.
3700 (do_SUBST_MODE): New function.
3701 (SUBST_MODE): New macro.
3702 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3703 reg and trying to replace reg_regno_rtx with a new register.
3704 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3705 (simplify_set): Use SUBST_MODE.
3706 (distribute_notes): Remove code that tried to update reg notes
3707 for regno_reg_rtx changes.
3709 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3711 PR tree-optimization/23109
3712 PR tree-optimization/23948
3713 PR tree-optimization/24123
3715 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3716 * tree-cfg.c (single_noncomplex_succ): New.
3717 * tree-flow.h (single_noncomplex_succ): Declare it.
3718 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3719 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3720 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3721 insert_bb, register_division_in, insert_reciprocals,
3722 replace_reciprocal, free_bb): New.
3723 (execute_cse_reciprocals_1): Rewritten.
3724 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3725 Do not commit any edge insertion. Always compute dominators and
3726 create the allocation pool.
3727 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3728 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3729 * targhooks.c (default_min_divistions_for_recip_mul): New.
3730 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3731 * passes.c (init_optimization_passes): Run recip after tree loop
3733 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3735 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3736 Kenneth Zadeck <zadeck@naturalbridge.com>
3738 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3739 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3740 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3741 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3742 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3743 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3744 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3745 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3746 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3747 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3748 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3749 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3750 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3751 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3752 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3753 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3754 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3755 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3756 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3757 DF_SCAN_POST_ALLOC): New macros.
3758 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3759 df_free_bb_function, df_local_compute_function, df_init_function,
3760 df_dataflow_function, df_confluence_function_0,
3761 df_confluence_function_n, df_transfer_function,
3762 df_finalizer_function, df_free_function, df_dump_problem_function,
3763 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3764 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3765 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3766 df_urec_bb_info, ) New types.
3767 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3769 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3770 df_analyze_simple_change_some_blocks,
3771 df_analyze_simple_change_one_block, df_compact_blocks,
3772 df_bb_replace, df_bb_regno_last_use_find,
3773 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3774 df_insn_regno_def_p, df_find_def, df_find_use,
3775 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3776 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3777 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3778 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3779 debug_df_chain, df_get_dependent_problem, df_chain_create,
3780 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3781 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3782 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3783 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3784 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3785 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3786 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3787 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3788 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3789 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3790 df_reorganize_refs, df_set_state, df_hard_reg_init,
3791 df_read_modify_subreg_p) New public functions.
3792 * df-core.c: The core dataflow solver and glue routines for rtl
3794 (df_init, df_add_problem, df_set_blocks, df_finish,
3795 df_hybrid_search_forward, df_hybrid_search_backward,
3796 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3797 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3798 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3799 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3800 df_reg_defined, df_find_use, df_reg_used, df_dump,
3801 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3802 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3803 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3804 debug_df_useno, reset_df_after_reload): New functions.
3805 * df-scan.c: The scanning fuctions, once in df.c, completely
3806 rewritten so that they now fully model the functionality of
3807 register usage at the backend.
3808 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3809 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3810 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3811 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3812 df_get_artificial_defs, df_get_artificial_uses,
3813 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3814 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3815 df_refs_delete, df_reorganize_refs, df_set_state,
3816 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3817 df_def_record_1, df_defs_record, df_uses_record,
3818 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3819 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3820 df_record_exit_block_uses, df_hard_reg_init): New functions.
3822 * df-problems.c: Seven concrete dataflow problems that use the
3823 scanning in df-scan.c and are solved by the engine in df-core.c.
3824 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3825 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3826 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3827 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3828 df_ru_free_bb_info, df_ru_alloc,
3829 df_ru_bb_local_compute_process_def,
3830 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3831 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3832 df_ru_transfer_function, df_ru_free, df_ru_dump,
3833 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3834 df_rd_free_bb_info, df_rd_alloc,
3835 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3836 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3837 df_rd_transfer_function, df_rd_free, df_rd_dump,
3838 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3839 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3840 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3841 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3842 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3843 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3844 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3845 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3846 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3847 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3848 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3849 df_urec_mark_reg_use_for_earlyclobber,
3850 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3851 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3852 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3853 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3854 df_chain_create_bb_process_use, df_chain_create_bb,
3855 df_chain_finalize, df_chain_free, df_chains_dump,
3856 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3857 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3858 df_reg_lifetime): New functions.
3859 * df.c: Deleted file.
3860 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3861 consistent with new df api.
3862 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3863 rest_of_handle_sms): Ditto.
3864 * web.c (unionfind_union, union_defs, entry_register, web_main):
3866 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3867 invariant_expr_equal_p, find_defs, check_dependencies,
3868 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3869 free_inv_motion_data, move_loop_invariants): Ditto.
3870 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3871 Update dependencies.
3872 (odf.c): Added defective entry that was deleted later in day.
3873 * sched-deps.c (sched_analyze_1): Ditto.
3875 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3877 * tree-ssa-operands.c (get_expr_operands): Record addressable
3878 variables directly. Do not call add_stmt_operands for CONST_DECLs
3880 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3881 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3883 2006-01-11 Ben Elliston <bje@au.ibm.com>
3885 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3886 function returns true in the positive case.
3888 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3891 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3892 for SI, DI, SF and DF modes. Add alternatives to copy between
3893 general and floating point registers to the 32-bit patterns.
3894 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3895 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3896 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3897 generating 64-bit code.
3898 * config/pa/pa.c (output_move_double): Handle copies between general
3899 and floating registers.
3901 2006-01-10 Stuart Hastings <stuart@apple.com>
3903 * config/i386/i386.md (set_got): Update.
3904 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3905 (builtin_setjmp_receiver): Mach-O support.
3906 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3907 (GOT_SYMBOL_NAME): Define.
3908 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3909 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3910 * config/i386/i386.c (override_options): Revise for Darwin.
3911 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3912 support. (darwin_x86_file_end): New. (output_set_got): Add label
3913 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3914 * config/i386/i386-protos.h (output_set_got): Likewise.
3915 * config/darwin.c (machopic_legitimize_pic_address): Update
3918 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3920 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3921 when MODE isn't BLKmode.
3923 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3925 PR rtl-optimization/25367
3926 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3928 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3931 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3932 for a negative bound.
3934 2006-01-10 Richard Guenther <rguenther@suse.de>
3936 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3937 Never override with anything constraint.
3939 2006-01-10 Jan Beulich <jbeulich@novell.com>
3941 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3942 256 bits when optimize_size.
3944 2006-01-10 Jan Beulich <jbeulich@novell.com>
3946 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3948 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3949 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3952 2006-01-10 Ben Elliston <bje@au.ibm.com>
3954 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3956 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3957 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3958 (USE_FP_FOR_ARG): Reject decimal float modes.
3959 (function_arg_advance): Likewise.
3960 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3961 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3962 point types in AltiVec vectors.
3963 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3964 (rs6000_libcall_value): Likewise.
3966 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3968 * config/xtensa/ieee754-df.S: New file.
3969 * config/xtensa/ieee754-sf.S: New file.
3970 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3971 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3972 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3974 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3976 * config/sh/predicates.md (binary_float_operator,
3977 binary_logical_operator, commutative_float_operator,
3978 equality_comparison_operator, greater_comparison_operator,
3979 less_comparison_operator, logical_operator,
3980 noncommutative_float_operator, shift_operator,
3981 symbol_ref_operand, unary_float_operator): Remove redundant
3984 2006-01-09 Jeff Law <law@redhat.com>
3986 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3987 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3988 now unused arguments. Callers updated.
3989 (eliminate_redundant_computations): Remove now unused arguments,
3991 (local_fold): Remove, no longer used.
3992 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3994 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3995 (simplify_cond): New function.
3996 (forward_propagate_into_cond): Call simplify_cond.
3998 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
4000 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
4001 (*vec_extractv2di_1_sse): New.
4003 2006-01-09 Ben Elliston <bje@au.ibm.com>
4005 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
4007 2006-01-08 Richard Guenther <rguenther@suse.de>
4009 * tree-ssa-structalias.c (get_constraint_for): Remove
4011 (get_constraint_for_component_ref): Likewise.
4012 (do_deref): Likewise.
4013 (get_constraint_for): Likewise.
4014 (do_structure_copy): Likewise.
4015 (handle_ptr_arith): Likewise.
4016 (find_func_aliases): Likewise. Remove unused need_anyoffset
4019 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
4020 Kaz Kojima <kkojima@gcc.gnu.org>
4022 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
4023 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
4024 (EXTRA_CONSTRAINT_C16): Remove.
4025 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
4026 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
4027 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
4028 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
4029 constants of SHmedia. Handle nested constant expressions of
4031 (andcosts): Fix the costs for SHmedia constants.
4032 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
4033 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
4034 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
4035 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
4036 (movv4hi_i, movv2si_i): Likewise.
4037 (movsi_const): Adjust the second operand of ior so to match with
4039 (movdi_const, movdi_const_32bit): Likewise.
4040 (movdi_const_16bit+1): Don't sign-extend LOW.
4041 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
4043 (*double_shori): Fix the split condition. Use GEN_INT instead
4044 of get_int_mode calls. Mask lower 16-bit of the argument of
4046 (sym2GOTPLT): Remove.
4047 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
4049 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
4050 instead of EXTRA_CONSTRAINT_C16.
4052 2006-01-07 Ian Lance Taylor <ian@airs.com>
4053 David Edelsohn <edelsohn@gnu.org>
4055 PR rtl-optimization/25662
4056 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
4057 for constant operands instead of simplify_gen_binary.
4058 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
4059 after trying simplify_binary_operation
4061 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
4063 * tree.c (iterative_hash_expr): Hash decls based on UID.
4065 2006-01-06 Eric Christopher <echristo@apple.com>
4067 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
4068 (TARGET_UNWIND_EMIT): Fix spelling.
4069 * target.h (gcc_target): Add except_table_label.
4070 * except.c (output_function_exception_table): Use.
4071 * varasm.c (default_emit_except_table_label): New.
4072 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
4074 (asm_out): Add here.
4075 * output.h (default_emit_except_table_label): Prototype.
4076 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
4077 * config/darwin.c (darwin_emit_except_table_label): Define.
4078 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
4080 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
4082 PR tree-optimization/18527
4083 * tree-ssa-loop-niter.c (number_of_iterations_cond,
4084 number_of_iterations_special, number_of_iterations_exit):
4085 Move base and step of an iv to a single structure. Add
4086 no_overflow flag, and use it in # of iterations analysis.
4087 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
4088 folded_casts argument.
4089 (simple_iv): Pass base and step in a structure. Set no_overflow
4091 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
4092 Evaluate expensiveness of computing # of iterations instead of
4093 the final expression.
4094 * tree-scalar-evolution.h (affine_iv): New structure.
4095 (simple_iv): Declaration changed.
4096 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
4097 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
4098 find_givs_in_stmt): Changed due to simple_iv change.
4100 2006-01-06 Jeff Law <law@redhat.com>
4103 * tree-cfg.c (bsi_replace): Rename final argument from
4104 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
4105 change (stmt -> orig_stmt).
4106 * tree-eh.c (verify_eh_throw_stmt_node): New function.
4107 (bsi_remove): Add new argument. Remove EH information
4109 (verify_eh_throw_table_statements): New function.
4110 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
4112 * tree-optimize.c (execute_free_cfg_annotations): Verify
4113 the EH throw statement table after removing annotations.
4114 * except.h (verify_eh_throw_table_statements): Prototype.
4115 * tree-flow.h (bsi_remove): Update prototype.
4116 * tree-vrp.c (remove_range_assertions): Add new argument to
4118 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
4119 * tree-complex.c (expand_complex_div_wide): Likewise.
4120 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
4121 * tree-tailcall.c (eliminate_tailcall): Likewise.
4122 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4123 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4124 * tree-nrv.c (tree_nrv): Likewise.
4125 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
4126 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
4127 (combine_blocks): Likewise.
4128 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
4129 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
4130 (cleanup_control_flow): Likewise.
4131 (remove_forwarder_block): Likewise.
4132 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4133 * tree-sra.c (sra_replace): Likewise.
4134 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
4135 (forward_propagate_single_use_vars): Likewise.
4136 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4137 * tree-inline.c (expand_call_inline): Likewise.
4138 * tree-vect-transform.c (vect_transform_loop): Likewise.
4139 * tree-outof-ssa.c (rewrite_trees): Likewise.
4140 * tree-cfg.c (make_goto_expr_edges): Likewise.
4141 (cleanup_dead_labels): Likewise.
4142 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
4143 (bsi_move_before, bsi_move_after): Likewise.
4144 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
4145 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
4147 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
4150 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
4152 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
4153 on non gimple variables. Also add checks at the top for decls and
4155 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
4157 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
4158 and IMAGPART_EXPR for creating MUST_DEFs.
4159 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
4160 and NAME_MEMORY_TAG separately from the DECLs.
4162 2006-01-06 Richard Guenther <rguenther@suse.de>
4164 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
4165 annotation, if necessary.
4166 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4167 redundant calls to update_stmt.
4168 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
4171 2006-01-05 Richard Henderson <rth@redhat.com>
4173 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
4175 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4177 * c-typeck.c: Update copyright date.
4179 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4181 * c-typeck.c (build_c_cast): Always warn when casting
4182 from a pointer to an integer of different size, even if
4183 the node was constant.
4185 2006-01-05 Richard Guenther <rguenther@suse.de>
4187 PR tree-optimization/22555
4188 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
4189 if one structure field is an array.
4190 * tree-ssa-operands.c (get_expr_operands): Continue scanning
4191 operands even if we found a subvar, but ignore VOPs in this
4193 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
4195 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
4197 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
4200 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
4202 2006-01-05 Richard Guenther <rguenther@suse.de>
4203 Diego Novillo <dnovillo@redhat.com>
4205 * tree-pass.h (TODO_remove_unused_locals): Define.
4206 * gimple-low.c (expand_var_p, remove_useless_vars,
4207 pass_remove_useless_vars): Remove. Update all users.
4208 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
4209 (remove_unused_locals): New function.
4210 * tree-flow.h (remove_unused_locals): Declare.
4211 * passes.c (execute_todo): Call remove_unused_locals if
4212 TODO_remove_unused_locals is set.
4213 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
4214 * tree-ssa-dce.c (pass_dce): Likewise.
4215 * tree-outof-ssa.c (pass_del_ssa): Likewise.
4217 2006-01-05 Richard Guenther <rguenther@suse.de>
4219 * tree-flow.h (struct fieldoff): Decompose field to
4220 type, size and decl.
4221 * tree-ssa-alias.c (create_sft): Take type as parameter.
4222 (create_overlap_variables_for): Store type, size and decl
4223 in the fieldoff structure.
4224 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
4226 (push_fields_onto_fieldstack): Likewise.
4227 (create_variable_info_for): Likewise. Use offset for the
4228 SFT name if the decl is not available.
4230 2006-01-04 Paul Brook <paul@codesourcery.com>
4232 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
4234 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
4236 * lambda-code.c (can_put_in_inner_loop): Relax
4238 (can_put_after_inner_loop): New function.
4239 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
4240 (perfect_nestify): Change to make copies and modify uses.
4242 2006-01-04 Richard Henderson <rth@redhat.com>
4244 Merge from gomp branch:
4245 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
4246 via integer constant.
4247 (pragma_lex): Remove.
4248 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
4249 rather than parsing it.
4250 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
4251 handle_pragma_extern_prefix): Add %< %> quotes.
4252 (registered_pragmas): New.
4253 (c_register_pragma_1): New.
4254 (c_register_pragma): Use it.
4255 (c_register_pragma_with_expansion): Likewise.
4256 (c_invoke_pragma_handler): New.
4257 (init_pragma): Use cpp_register_deferred_pragma directly for
4259 * c-pragma.h (enum pragma_kind): New.
4260 (pragma_handler): New.
4261 (c_invoke_pragma_handler): Declare.
4262 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
4264 * c-common.h (c_common_pch_pragma): Update decl.
4265 * Makefile.in (c-parser.o): Update dependencies.
4266 (GTFILES): Add c-pragma.h.
4267 * c-parser.c (struct c_token): Add pragma_kind.
4268 (struct c_parser): Add in_pragma.
4269 (c_lex_one_token): Always initialize keyword and pragma_kind.
4270 Extract data for CPP_PRAGMA.
4271 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
4272 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
4273 Don't allow CPP_PRAGMA_EOL if in_pragma.
4274 (c_parser_consume_pragma): New.
4275 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
4276 (c_parser_skip_to_end_of_parameter): Likewise.
4277 (c_parser_skip_to_end_of_block_or_statement): Likewise.
4278 (c_parser_skip_to_pragma_eol): New.
4279 (c_parser_external_declaration): Handle CPP_PRAGMA.
4280 (c_parser_compound_statement_nostart): Likewise.
4281 (c_parser_statement_after_labels): Likewise.
4282 (c_parser_pragma): New.
4283 (pragma_lex): Likewise.
4284 (c_parser_pragma_pch_preprocess): New.
4285 (c_parser_new): Merge into ...
4286 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
4288 2006-01-04 Jeff Law <law@redhat.com>
4291 * tree-cfg.c (bsi_replace): Remove the original statement
4292 from the EH throw statement table.
4294 2006-01-04 Jakub Jelinek <jakub@redhat.com>
4296 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
4297 make the prototype extern "C" and add throw ().
4300 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
4301 and pos non-negative and pos + len <= 32.
4302 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
4303 drop pos + len < HOST_BITS_PER_WIDE_INT test.
4304 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
4307 * c-common.c (handle_vector_size_attribute): Reject zero vector size
4308 as well as sizes not multiple of component size.
4311 * function.c (instantiate_expr): New function.
4312 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
4313 walk its DECL_VALUE_EXPR with instantiate_expr.
4315 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
4316 DW_OP_deref{,_size} if address isn't going to be added.
4318 2006-01-04 Ben Elliston <bje@au.ibm.com>
4320 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
4321 * config/fp-bit.c: Likewise.
4323 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
4325 * dominance.c: Add comment about why we use DFS numbering
4328 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4329 Richard Henderson <rth@redhat.com>
4331 Merge from gomp-branch:
4332 * varasm.c (assemble_variable): Handle thread-local COMMON data.
4333 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
4335 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
4337 PR rtl-optimization/25578
4338 * combine.c (combine_simplify_rtx, force_to_mode): Don't
4339 pass a parameter to simplify_shift_const if changing ASHIFTRT
4342 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
4344 * builtins.c (get_builtin_sync_mem): New function.
4345 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4346 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
4347 Call get_builtin_sync_mem to generate mem rtx.
4349 2006-01-03 Richard Guenther <rguenther@suse.de>
4352 * stmt.c (add_case_node): Make sure to clear overflow flags
4355 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4357 Merge from gomp-branch.
4358 * config/sparc/sync.md: New file.
4359 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
4360 UNSPECV_LDSTUB): New constants.
4361 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
4362 * config/sparc/predicates.md (memory_reg_operand): New predicate.
4363 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
4366 2006-01-03 Roger Sayle <roger@eyesopen.com>
4368 * combine.c (reg_subword_p): New predicate to test whether the
4369 destination of a set refers to a subword/piece of a register.
4370 (try_combine): Generalize the code to merge the setting of a
4371 pseudo to a constant followed by a set of a subword of that
4372 register to a constant.
4374 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
4376 * basic-block.h (control_flow_graph): Change the type of
4377 x_label_to_block_map to VEC(basic_block,gc) *.
4378 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
4379 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
4381 * tree-ssa-propagate.c (cfg_blocks): Change the type to
4382 VEC(basic_block,heap) *.
4383 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
4384 ssa_prop_fini): Adjust the uses of cfg_blocks.
4386 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
4388 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
4390 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
4391 hashing trees instead of a pointer hash.
4392 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
4393 compare for MEM_EXPR.
4395 PR rtl-optimization/25130
4396 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
4397 when comparing MEMs for GCSE
4399 2006-01-03 Ben Elliston <bje@au.ibm.com>
4401 * targhooks.h (default_decimal_float_supported_p): Declare.
4402 * targhooks.c (default_decimal_float_supported_p): Define.
4403 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
4404 `default_decimal_float_supported_p'.
4405 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
4407 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
4409 * combine.c (apply_distributive_law <SUBREG>): Check
4410 TRULY_NOOP_TRUNCATION.
4412 2006-01-02 Geoffrey Keating <geoffk@apple.com>
4414 * dwarf2out.c (have_switched_text_section): Delete.
4415 (have_multiple_function_sections): New.
4416 (have_location_lists): Make 'bool'.
4417 (add_AT_loc_list): Use 'true' not '1'.
4418 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
4419 (output_loc_list): Use have_multiple_function_sections.
4420 (output_ranges): Likewise.
4421 (dwarf2out_begin_function): Set have_multiple_function_sections if
4423 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
4424 Check function_section rather than DECL_SECTION_NAME.
4425 (dwarf2out_finish): Use have_multiple_function_sections.
4426 Don't clear have_location_lists.
4428 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
4429 Jan Hubicka <jh@suse.cz>
4431 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
4432 case of conditional jump jumping to the next instruction.
4433 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
4434 cases of conditional jump jumping to the next instruction.
4436 2006-01-02 Jan Hubicka <jh@suse.cz>
4438 * i386.c (*_cost): Add COSTS_N_INSNS.
4439 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
4441 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
4444 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
4446 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4448 * config/arm/arm.c (all_fpus): Fix comment typo.
4449 * config/darwin.c: Likewise.
4450 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
4451 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
4452 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
4454 2006-01-01 David Edelsohn <edelsohn@gnu.org>
4456 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
4457 (rs6000_split_compare_and_swapqhi): New.
4458 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
4459 (sync_compare_and_swapqhi_internal): New.
4460 * config/rs6000/rs6000-protos.h: Declare.