1 2006-02-10 Geoffrey Keating <geoffk@apple.com>
3 * config/i386/darwin.h (DBX_REGISTER_NUMBER): Define.
5 2006-02-10 Diego Novillo <dnovillo@redhat.com>
7 * tree-inline.c (estimate_num_insns_1): Make OpenMP directives
10 2006-02-10 Zdenek Dvorak <dvorakz@suse.cz>
12 * doc/invoke.texi (-floop-optimize2): Removed.
13 * toplev.c (process_options): Remove handling of flag_loop_optimize2.
14 * loop-init.c (gate_handle_loop2): Do not test flag_loop_optimize2.
15 Test flag_branch_on_count_reg only if HAVE_doloop_end.
16 * common.opt (floop-optimize2): Removed.
17 (fmove-loop-invariants): Enabled by default.
19 2006-02-10 Sebastian Pop <pop@cri.ensmp.fr>
21 * tree-if-conv.c (combine_blocks): Free the result of
24 2006-02-10 Jeff Law <law@redhat.com>
26 * fold-const.c (tree_expr_nonzero_p): Fix thinko.
28 PR tree-optimization/26213
29 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Do not
30 loop trying to follow SSA_NAME_VALUE chains.
32 2006-02-10 Richard Guenther <rguenther@suse.de>
34 * tree-dfa.c (get_ref_base_and_extent): When computing maxsize
35 deal with structures that end in implicitly variable sized arrays.
37 2006-02-09 Zdenek Dvorak <dvorakz@suse.cz>
39 PR rtl-optimization/24762
40 * df-scan.c (df_bb_refs_record): Record correct registers defined on
43 2006-02-09 Zdenek Dvorak <dvorakz@suse.cz>
45 * tree-ssa-loop-ivopts.c (struct loop_data, loop_data): Removed.
46 (struct ivopts_data): Add regs_used field.
47 (tree_ssa_iv_optimize_init): Do not allocate aux fields for loops.
48 (ivopts_global_cost_for_size, determine_set_costs): Use data->regs_used
49 instead of loop_data->regs_used;
50 (free_loop_data): Do not free aux fields for loops.
51 (tree_ssa_iv_optimize): Do not pass loops to tree_ssa_iv_optimize_init
52 and tree_ssa_iv_optimize_finalize.
54 2006-02-09 Kaz Kojima <kkojima@gcc.gnu.org>
56 * config/sh/sh.h (FUNCTION_VALUE): Don't handle CHAR_TYPE.
58 2006-02-09 J"orn Rennecke <joern.rennecke@st.com>
61 * sh.c (sh_gimplify_va_arg_expr): Don't change the result type when
62 computing the effective result type.
64 2006-02-09 J"orn Rennecke <joern.rennecke@st.com>
67 * tree.h (decl_overlaps_hard_reg_set_p) Don't declare.
68 (tree_overlaps_hard_reg_set): Declare.
69 * stmt.c (decl_overlaps_hard_reg_set_p): Now static. Change return
70 type and signature to match function type expected by walk_tree.
71 (tree_overlaps_hard_reg_set): New function.
72 (decl_conflicts_with_clobbers_p): Rename to:
73 (tree_conflicts_with_clobbers_p). Take HARD_REG_SET * argument.
74 Use tree_overlaps_hard_reg_set. Changed caller.
75 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Replace
76 decl_overlaps_hard_reg_set_p with tree_overlaps_hard_reg_set.
77 * cris.c (cris_md_asm_clobbers): Likewise.
79 2006-02-09 Bernd Schmidt <bernd.schmidt@analog.com>
81 * reload1.c (emit_input_reload_insns): Delete code that tries to
82 inherit using find_equiv_reg.
84 2006-02-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
86 * c-common.h (flag_const_strings): Don't declare.
87 * c-common.c (flag_const_strings): Remove.
88 * c.opt (fconst_strings): Remove.
89 * c-opts.c (c_common_handle_option): Remove <OPT_fconst_strings>.
90 <OPT_Wwrite_strings>: Don't set flag_const_strings.
91 (c_common_init_options): Don't set flag_const_strings.
92 * doc/invoke.texi (-fno-const-strings): Remove documentation.
94 2006-02-09 Richard Earnshaw <richard.earnshaw@arm.com>
96 * arm.md (tlobits_cbranch): New pattern.
97 * arm.h (arm_select_cc_mode): For thumb, only return CC_Nmode if
100 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
103 * tree-ssa-pre.c (create_component_ref_by_pieces):
104 Handle RETURN_DECL like VAR_DECL.
106 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
109 * fold-const.c (fold_indirect_ref_1): Fold
110 "*(foo *)&complexfoo" to "__real__ complexfoo"
111 and "((foo*)&complexfoo)[1]" to "__imag__ complexfoo".
113 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
115 * tree-flow-inline.h (var_can_have_subvars):
116 Volatile variables should not have subvariables.
118 2006-02-09 Diego Novillo <dnovillo@redhat.com>
121 * tree-vrp.c (vrp_int_const_binop): Detect overflow when
122 multiplying unsigned values.
125 2006-02-09 Eric Botcazou <ebotcazou@libertysurf.fr>
127 * config/sparc/sparc.c (tls_call_delay): Fix oversight.
129 2006-02-08 Jason Merrill <jason@redhat.com>
132 * tree.def: Elaborate on difference from MODIFY_EXPR.
133 * doc/c-tree.texi (INIT_EXPR): Likewise.
134 * gimplify.c (internal_get_tmp_var): Use INIT_EXPR.
135 (gimplify_decl_expr, gimplify_init_ctor_eval): Likewise.
136 (gimplify_target_expr): Likewise.
137 (gimplify_cond_expr): Remove target handling.
138 (gimplify_modify_expr): Don't clobber INIT_EXPR code here.
139 (gimplify_expr): Clobber it here.
140 (gimplify_modify_expr_rhs): Push assignment into COND_EXPR here.
141 Do return slot optimization if we have an INIT_EXPR.
144 * tree-inline.c (declare_return_variable): Also clear
145 DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case.
148 * gimplify.c (gimplify_modify_expr_rhs): Re-enable *& handling.
151 * gimplify.c (gimplify_one_sizepos): Fix typo.
153 2006-02-08 Jeff Law <law@redhat.com>
155 PR tree-optimization/21417
156 * tree-ssa-threadedge.c (thread_across_edge): Reject threading
157 across a backedge if the control statement at the end of the
158 block is data dependent on other statements in the same block.
159 (record_temporary_equivalences_from_stmts): Remove over-conservative
160 test for threading across backedges.
162 * tree-ssa-dce.c (remove_dead_statement): When removing a dead
163 control statement, handle all three special cases in the same
164 manner as they all have the same desired solution. No longer
165 special case edge flag updating when the post dominator is
168 2006-02-08 Roger Sayle <roger@eyesopen.com>
170 * tree.def (CHAR_TYPE): Remove.
171 * dbxout.c (dbxout_type): Delete dead handling of CHAR_TYPE.
172 * dwarf2out.c (base_type_die, is_base_type): Likewise.
173 (gen_type_die) <ARRAY_TYPE>: Remove handling of CHAR_TYPE arrays.
174 (gen_string_type_die): Delete unreachable function.
176 * tree-pretty-print.c (dump_generic_node): Don't handle CHAR_TYPE.
177 * tree.c (build_int_cst_wide, type_contains_placeholder_1,
178 type_hash_eq, variably_modified_type_p, walk_type_fields): Likewise.
179 * tree.h (NUMERICAL_TYPE_CHECK, INTEGRAL_TYPE_P): Likewise.
180 * builtins.c (type_to_class): Likewise.
181 * fold-const.c (fold_convert, build_range_check,
182 merge_ranges): Likewise.
183 * expr.c (count_type_elements): Likewise.
184 * c-pretty-print.c (pp_c_type_specifier): Likewise.
185 * stor-layout.c (layout_type): Likewise.
186 * ipa-type-escape.c (type_to_consider): Likewise.
187 * gimplify.c (omp_firstprivatize_type_sizes,
188 gimplify_type_sizes): Likewise.
189 * explow.c (promote_mode): Likewise.
190 * tree-sra.c (is_sra_scalar_type): Likewise.
191 * varasm.c (output_constant): Likewise.
192 * tree-inline.c (remap_type_1): Likewise.
193 * convert.c (convert_to_pointer, convert_to_real,
194 convert_to_integer, convert_to_complex): Likewise.
196 2006-02-08 Daniel Berlin <dberlin@dberlin.org>
198 * df-scan.c (df_def_record_1): A set destination may
199 be a parallel regardless of mode.
201 2006-02-08 Roger Sayle <roger@eyesopen.com>
204 * config/mips/mips.h (MIN_UNITS_PER_WORD): Don't define for libgcc.
205 * config/mips/_tilib.c: Remove.
206 * config/fixtfdi.c: New libgcc source file.
207 * config/fixunstfdi.c: New source file.
208 * config/floatditf.c: New source file.
209 * config/floatunditf.c: New souce file.
210 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source
211 files above instead of config/mips/_tilib.c.
212 * config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise.
214 2006-02-08 Jeff Law <law@redhat.com>
216 PR tree-optimization/26169
217 * tree-vrp.c (execute_vrp): Perform any queued SSA updates before
220 2006-02-08 Zdenek Dvorak <dvorakz@suse.cz>
222 * df.h (DF_REG_SIZE): Return the length of the initialized
225 2006-02-08 Nathan Sidwell <nathan@codesourcery.com>
227 * gcc/config/m68k/lb1sf68.asm (__divsf3, __divdf3, __mulsf3,
228 __muldf3): Return a correctly signed zero.
230 2006-02-08 Paolo Bonzini <bonzini@gnu.org>
232 * passes.c (register_one_dump_file): Accept the current properties
233 instead of pass number. Adjust call to dump_register. Remove
235 (register_dump_files): Now a wrapper around...
236 (register_dump_files_1): ... this one. Do not modify the pass
238 (next_pass_1): Cosmetic fix.
239 (execute_todo): Keep second parameter only. Use curr_properties
240 instead of fetching it from the pass structure. Check and set
242 (execute_one_pass): Handle TODO_set_props. Use curr_properties
243 instead of fetching it from the pass structure. Fix calls to
244 execute_todo. Update curr_properties and initialize .vcg RTL dump
245 after running the pass. Reset last_verified.
246 * tree-dump.c (dump_files): Renumber consecutively. Put .cgraph dump
248 (FIRST_AUTO_NUMBERED_DUMP): New.
249 (dump_register): Remove "num" parameter, assign it within the
251 (get_dump_file_name): Modify template for dumps.
252 * tree-dump.h (dump_register): Adjust prototype.
253 * tree-pass.h (enum tree_dump_index): Move cgraph at the beginning.
254 (PROP_trees): Add PROP_gimple_lomp.
255 (TODO_set_props): New.
256 * gimple-low.c (pass_lower_cf): Do not destroy PROP_gimple_lcf.
257 * tree-eh.c (pass_lower_eh): Do not destroy PROP_gimple_leh.
258 * cfgexpand.c (pass_expand): Destroy PROP_trees.
260 2006-02-08 Jakub Jelinek <jakub@redhat.com>
262 * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
263 (sparc64-*-linux*): Likewise.
264 * config/sparc/t-linux64 (SHLIB_MAPFILES): Removed.
265 * config/sparc/t-linux: New file.
266 * config/sparc/libgcc-sparc-glibc.ver (__fixtfdi, __fixunstfdi,
267 __floatditf): Export at GCC_LDBL_3.0 if -m32 -mlong-double-128.
268 (__divtc3, __multc3, __powitf2): Export at GCC_LDBL_4.0.0 if
269 -m32 -mlong-double-128.
271 * config.gcc (alpha*-*-linux*): Add alpha/t-linux to tmake_file.
272 * config/alpha/t-linux: New file.
273 * config/alpha/libgcc-alpha-ldbl.ver: New file.
275 * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Define
276 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128.
277 (CPP_SUBTARGET_SPEC): Don't add -D__LONG_DOUBLE_128__ here.
278 * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define
279 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128 and TARGET_ARCH32.
280 (CPP_ARCH32_SPEC): Remove.
282 2006-02-07 Uttam Pawar <uttamp@us.ibm.com>
284 PR tree-optimization/26145
285 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free
288 2006-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
291 * pa.c (attr_length_indirect_call): Don't return length 8 for distances
292 >= 240000 when generating code for SOM runtime.
293 (output_indirect_call): Don't use "b,l" instruction for indirect calls
294 to $$dyncall when generating code for SOM runtime..
296 2006-02-07 Dirk Mueller <dmueller@suse.com>
299 * doc/invoke.texi (-Wsequence-point): Update documentation
300 that -Wsequence-point is implemented for C++ as well.
302 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
304 * config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread.
305 * config/sol2.h (CPP_SUBTARGET_SPEC): Likewise.
306 (LIB_SPEC): Likewise.
307 * doc/invoke.texi (SPARC options): Document -pthread.
309 2006-02-07 Geoffrey Keating <geoffk@apple.com>
311 * config/i386/i386.c (ix86_delegitimize_address): Support Darwin
314 2006-02-07 Roger Sayle <roger@eyesopen.com>
316 * config/sparc/sparc.c (sparc_type_code): Don't handle CHAR_TYPE.
317 Correct comment describing BOOLEAN_TYPE.
319 2006-02-07 Dirk Mueller <dmueller@suse.com>
321 * c.opt: C++ frontend supports -Wdiv-by-zero.
322 * c-opts.c (c_common_handle_option): Remove dead case.
324 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
326 * configure.ac (TLS assembler check): Do not enable TLS by
327 default on SPARC/Solaris before version 10.
328 * configure: Regenerate.
330 2006-02-07 David Edelsohn <edelsohn@gnu.org>
332 * doc/invoke.texi (xl-compat): Document conversion and support
335 2006-02-07 Jeff Law <law@redhat.com>
337 * tree-vrp.c (find_conditional_asserts): Update comments.
338 (simplify_stmt_for_jump_threading): New.
339 (identify_jump_threads, finalize_jump_threads): New.
340 (vrp_finalize): Call identify_jump_threads.
341 (execute_vrp): Call finalize_jump_threads.
342 * tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
343 (vrp_element, vrp_data, vrp_element_p): Remove.
344 (vrp_hash_elt, vrp_variables_stack): Remove.
345 (vrp_hash, vrp_eq, record_range): Remove.
346 (simplify_cond_and_lookup_avail_expr): Remove.
347 (extract_range_from_cond): Remove.
348 (thread_across_edge): Relocated into tree-ssa-threadedge.c.
349 (simplify_stmt_for_jump_threading): New.
350 (dom_thread_across_edge): New wrapper.
351 (tree_ssa_dominator_optimize): No longer initialize or
352 finalize any of the VRP datastructures. Remove iteration
353 step and simplify as a result of removal of iteration step.
354 (pass_dominator): Perform a cfg cleanup after DOM.
355 (dom_opt_finalize_block): Use the new common routines
356 for threading jumps. Simplify stack management slightly.
357 No longer need to unwind VRP state.
358 (record_equivalences_from_incoming_edge): No longer record
360 (eliminate_redundant_computations): No longer call
361 simplify_cond_and_lookup_avail_expr.
362 * tree-flow.h (potentially_threadable_block): Prototype.
363 (thread_across_edge): Likewise.
364 * Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
365 (tree-ssa-threadedge.o): Add dependencies.
366 * tree-ssa-threadedge.c: New file.
367 * passes.c (init_optimization_passes): Merge PHIs before
368 calling VRP. Run VRP again late in the SSA optimization pipeline.
370 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
372 * df-core.c (df_set_blocks): Do not dereference function pointers.
373 (df_finish1): Likewise.
374 (df_hybrid_search_forward): Likewise.
375 (df_hybrid_search_backward): Likewise.
376 (df_iterative_dataflow): Likewise.
377 (df_analyze_problem): Likewise.
378 (df_compact_blocks): Likewise.
380 * df-scan.c (df_rescan_blocks): Likewise.
381 (df_record_entry_block_defs): Likewise.
383 * genconditions.c (write_conditions): Guard the definition of
384 'insn_conditions' with the check on GCC version.
385 (write_writer): Guard the traversal 'insn_conditions' with
386 the check on GCC version.
388 2006-02-07 Richard Guenther <rguenther@suse.de>
392 2006-01-30 Richard Guenther <rguenther@suse.de>
394 * gimplify.c (gimplify_target_expr): Handle easy cases
395 without creating a temporary.
397 2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
399 * sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
400 use of float in probability computations. Use edge probabilities
401 in place of statically computed probabilities.
402 (min_spec_prob): New static variable.
403 (schedule_insns): Initialize it.
404 (GET_SRC_PROB): Removed.
405 * doc/invoke.texi (min-sched-prob): Renamed to min-spec-prob.
407 2006-02-07 Alexandre Oliva <aoliva@redhat.com>
410 * config/ia64/unwind-ia64.c: Revert last change.
411 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed.
412 (INCOMING_FRAME_SP_OFFSET): Define.
414 2006-02-06 Roger Sayle <roger@eyesopen.com>
416 * config/ia64/ia64.c (hfa_element_mode): Don't handle CHAR_TYPE.
418 2006-02-07 Ben Elliston <bje@au.ibm.com>
420 * config/i386/i386.c (ix86_scalar_mode_supported_p): New.
421 (TARGET_SCALAR_MODE_SUPPORTED_P): Define hook.
422 (classify_argument): Handle SDmode, DDmode, TDmode for 64-bit.
423 (ix86_return_in_memory): Handle TDmode.
424 (ix86_libcall_value): Handle SDmode, DDmode, TDmode.
425 (ix86_value_regno): Return non-TDmode decimal float modes in %eax.
427 2006-02-06 Richard Sandiford <richard@codesourcery.com>
429 * reorg.c (dbr_schedule): Use dump_file instead of file.
431 2006-02-06 Steve Ellcey <sje@cup.hp.com>
434 * config/ia64/predicates.md (extr_len_operand): New predicate.
435 * config/ia64/ia64.md (extv): Tighten constraints.
437 (*tbit_and_2): Ditto.
438 (*tbit_and_3): Ditto.
444 2006-02-06 Andrew Pinski <pinskia@physics.uc.edu>
447 * config/i386/i386.md (trap): Use ASM_SHORT instead of .word.
449 2006-02-06 Zdenek Dvorak <dvorakz@suse.cz>
451 * tree-vrp.c (execute_vrp): Do not pass dump argument to.
452 loop_optimizer_init and loop_optimizer_finalize
453 * tree-ssa-sink.c (execute_sink_code): Ditto.
454 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
455 * tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
456 tree_ssa_loop_done): Ditto.
457 * tree-ssa-pre.c (init_pre, fini_pre): Ditto.
458 * sched-ebb.c: Include output.h.
459 (schedule_ebbs): Do not use dump argument.
460 * value-prof.h (struct profile_hooks): Remove profile_dump_file.
461 * loop.c (loop_dump_stream): Removed.
462 (loop_optimize, rest_of_handle_loop_optimize): Do not use dump
464 (scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
465 emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
466 final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
467 loop_iterations, strength_reduce, record_biv, record_giv,
468 final_giv_value, check_final_value, check_ext_dependent_givs,
469 combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
470 try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
471 dump_file instead of loop_dump_stream.
472 * ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
474 * reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
476 * flow.c (life_analysis, rest_of_handle_life): Ditto.
477 * haifa-sched.c: Include output.h
478 (schedule_insns, sched_init): Do not use dump argument.
479 * mode-switching.c (optimize_mode_switching): Ditto.
480 * modulo-sched.c (stats_file): Removed.
481 (print_node_sched_params): Do not call argument dump_file.
482 (sms_schedule_by_order, loop_canon_p, sms_schedule,
483 rest_of_handle_sms): Do not use dump argument. Use dump_file instead
485 * cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
487 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
488 rtl_loop_init, rtl_loop_done): Ditto.
489 * global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
490 * predict.c (combine_predictions_for_bb, tree_estimate_probability):
492 * recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
493 * lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
494 * regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
495 rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
496 * emit-rtl.c (renumber_insns): Ditto.
497 * cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
498 expand_gimple_basic_block, tree_expand_cfg): Ditto.
499 * regclass.c (regclass): Ditto.
500 * tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
501 remove_ssa_form, rewrite_out_of_ssa): Ditto.
502 * reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
503 convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
505 * sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
506 * local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
508 * gcse.c (gcse_file, debug_stderr): Removed.
509 (gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
510 rest_of_handle_gcse): Do not use dump argument.
511 (cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
512 one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
513 pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
514 compute_code_hoist_vbeinout, compute_code_hoist_data,
515 one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
516 compute_store_table, build_store_vectors, insert_insn_start_bb,
517 insert_store, remove_reachable_equiv_notes, replace_store_insn,
518 store_motion): Use dump_file instead of gcse_file.
519 * ipa-type-escape.c (type_escape_execute): Remove debugging comments.
520 * profile.c (profile_dump_file): Removed.
521 (branch_prob): Use dump_file instead of profile_dump_file.
522 * ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
524 * tree-ssa-copy.c (dump_copy_of): Ditto.
525 * rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
526 dump file to life_analysis.
527 * bt-load.c (branch_target_load_optimize): Ditto.
528 * cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
530 * rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
531 regclass, dbr_schedule): Declaration changed.
532 * sched-int.h (sched_init): Declaration changed.
533 * tree-profile.c (tree_profile_dump_file): Removed.
534 (tree_profile_hooks): Removed profile_dump_file hook.
535 * rtl-profile (rtl_profile_dump_file): Removed.
536 (rtl_profile_hooks): emoved profile_dump_file hook.
537 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
539 * c-gimplify.c (c_genericize): Do not call local variable dump_file.
540 * tree-cfg.c (build_tree_cfg): Ditto.
541 * Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
542 * basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
544 * config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
545 life_analysis and schedule_insns.
546 * config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
548 * config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
550 * config/mips/mips.c (mips_reorg): Ditto.
551 * config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
554 2006-02-06 Aldy Hernandez <aldyh@redhat.com>
556 * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
557 (s390_mangle_fundamental_type): New.
558 * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
561 * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
562 (alpha_mangle_fundamental_type): New.
563 * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
566 * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
568 * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
570 * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
571 (sparc_mangle_fundamental_type): New.
573 2006-02-06 Jakub Jelinek <jakub@redhat.com>
575 * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
576 (s390x-*-linux*): Likewise.
577 * config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
578 * config/s390/t-linux: New file.
580 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
582 * config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
583 sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.
585 2006-02-06 Daniel Berlin <dberlin@dberlin.org>
587 * tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
588 (ANTIC_SAFE_LOADS): New macro.
589 (find_or_generate_expression): Add prototype.
590 (set_contains_value): Allow null set for sake of not always having
591 to allocate ANTIC_SAFE_LOADS.
592 (phi_translate): Move placement of AGGREGATE_TYPE_P check.
593 Allow COMPONENT_REF too.
594 (valid_in_set): Allow COMPONENT_REF.
595 Check ANTIC_SAFE_LOADS too.
596 (compute_antic_aux): Print out ANTIC_SAFE_LOADS.
597 (compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
599 (can_PRE_operation): Add COMPONENT_REF.
600 (create_component_ref_by_pieces): New function.
601 (create_expression_by_pieces): Use create_component_ref_by_pieces.
602 (insert_aux): Move AGGREGATE_TYPE_P check here.
603 (compute_avail): Set bb local stmt uids.
604 (pass_pre): Use TODO_update_ssa_only_virtuals.
606 2006-02-06 Ben Elliston <bje@au.ibm.com>
608 * configure.ac: Unconditionally disable decimal float by default.
609 * configure: Regenerate.
611 2006-02-06 Ben Elliston <bje@au.ibm.com>
613 * read-rtl.c (read_name): Terminate reading on EOF.
615 2006-02-06 Ben Elliston <bje@au.ibm.com>
617 * dfp.c (decimal_real_arithmetic): Change second argument type
618 from int to enum tree_code. Do not always return true, but now
619 return result of any call to decimal_do helper functions.
620 * dfp.h (decimal_real_arithmetic): Update prototype.
622 2006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr>
624 * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.
626 2006-02-05 Andrew Pinski <pinskia@physics.uc.edu>
629 * tree-cfg.c (cleanup_dead_labels): Also don't remove
632 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
634 * tree-vrp.c (cfg_loops): Removed.
635 (adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
636 Use current_loops instead of cfg_loops. Pass flags to
638 * cfgloopmanip.c (fix_loop_structure): Update only available
640 * tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
642 * modulo-sched.c (build_loops_structure): Removed.
643 (sms_schedule): Use loop_optimizer_init.
644 * loop-init.c (loop_optimizer_init): Use flags to determine
645 which properties of loops to prepare.
646 (rtl_loop_init): Pass flags to loop_optimizer_init.
647 * tree-ssa-sink.c (execute_sink_code): Ditto.
648 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
649 * tree-ssa-pre.c (init_pre): Ditto.
650 * cfgloop.h (LOOPS_NORMAL): New.
651 (loop_optimizer_init): Declaration changed.
653 2006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
655 * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
656 * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
658 * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
660 * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
662 * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
663 * pa/t-pa64: Delete quadlib.c rule.
664 * pa/x-ada: Revert last change.
665 * pa/t-pa: Revert last change. Delete quadlib.c rule.
667 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
669 PR rtl-optimization/26087
670 * rtlanal.c (canonicalize_condition): Do not cross basic block
673 2006-02-04 Alexandre Oliva <aoliva@redhat.com>
676 * config/ia64/ia64.c: Include debug.h.
677 (MAX_ARTIFICIAL_LABEL_BYTES): New.
678 (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
679 (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
680 (process_epilogue, process_set, process_for_unwind_directive):
681 Output unwind info only if requested. Add CFA info if requested.
682 Add new arguments as needed. Adjust callers.
683 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
685 (DWARF2_FRAME_INFO): Define to zero.
686 * config/ia64/unwind-ia64.c: Remove code that compensated for
687 the CFA offset error fixed above.
688 * config/ia64/t-ia64 (ia64.o): Depend on debug.h.
689 * dwarf2out.c (DWARF2_FRAME_INFO): Define default.
690 (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
691 -funwind-tables and -fexceptions to enable frame info.
692 (dwarf2out_frame_init): Define initial CFA even if
693 DWARF2_UNWIND_INFO is disabled. Call initial_return_save if
694 DWARF2_UNWIND_INFO is nonzero, not just defined.
695 (dwarf2out_frame_finish): Output non-EH call frame info only
696 if DWARF2_FRAME_INFO is nonzero.
697 (convert_cfa_to_loc_list,
698 compute_frame_pointer_to_cfa_displacement): Define even if
699 unwind info is not supported.
700 (gen_subprogram_die): Use the above unconditionally. Remove
701 legacy alternate code.
702 * toplev.c (compile_file): Compile in call to
703 dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
704 (lang_dependent_init): Ditto for dwarf2out_frame_init.
706 2006-02-04 David Edelsohn <edelsohn@gnu.org>
707 Jakub Jelinek <jakub@redhat.com>
709 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
710 IBM extended float format long double as "g" on powerpc*-linux.
712 2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
715 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
716 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
718 2006-02-03 Jason Merrill <jason@redhat.com>
721 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
724 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
725 on the return slot if it's an NRV.
727 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
729 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
730 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
731 rewrite_use): Do not handle USE_OUTER.
732 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
733 add_iv_outer_candidates, may_replace_final_value,
734 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
735 (find_interesting_uses_op): Functionality of
736 find_interesting_uses_outer_or_nonlin moved here.
737 (find_interesting_uses_outside): Use find_interesting_uses_op.
739 2006-02-03 Alan Modra <amodra@bigpond.net.au>
742 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
744 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
745 Ulrich Weigand <uweigand@de.ibm.com>
748 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
749 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
750 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
751 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
753 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
754 (s390_rtx_costs): Use the new fields to calculate rtx costs.
755 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
756 Define secondary reloads for TFmode moves.
757 (constant_modes): Add TFmode.
758 (NR_C_MODES): Set to 8.
759 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
761 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
762 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
763 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
764 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
765 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
766 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
767 (FPR mode macro): Add TFmode.
768 (DSF mode macro): New.
769 (<de>, <dee> mode attributes): Removed.
770 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
771 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
772 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
773 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
774 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
775 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
776 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
777 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
778 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
779 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
780 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
781 "*negabs<mode>2", "sqrt<mode>2"):
782 Changed <de> to <xde>. R constraint replaced by <Rf>.
783 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
785 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
786 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
787 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
789 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
790 "extenddftf2", "extendsftf2"): New expanders.
791 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
792 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
793 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
794 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
796 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
797 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
798 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
799 __floatditf): Add a GCC_4.1.0 symbol version tag.
800 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
803 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
806 * config/i386/i386.c (ix86_function_ok_for_sibcall):
807 Use targetm.binds_local_p instead of TREE_PUBLIC.
809 2006-02-02 Roger Sayle <roger@eyesopen.com>
811 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
812 on INTEGER_TYPEs to indicate that it denotes a character type.
813 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
814 signed_char_type_node, unsigned_char_type_node and char_type_node.
815 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
816 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
817 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
819 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
820 Daniel Berlin <dberlin@dberlin.org>
822 * tree-tailcall.c (arg_needs_copy_p): New function.
823 (eliminate_tail_call): Use arg_needs_copy_p.
824 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
825 (add_virtual_phis): New function.
827 2006-02-02 Jakub Jelinek <jakub@redhat.com>
829 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
830 #ignore instead of #scratch for %g7 .register directive.
832 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
834 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
837 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
839 * flow.c (calculate_global_regs_live): Assert that there aren't any
842 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
844 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
846 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
847 bsi_after_labels iterator.
848 * tree-if-conv.c (find_phi_replacement_condition,
849 replace_phi_with_cond_modify_expr): Likewise.
850 * tree-scalar-evolution.c (scev_const_prop): Likewise.
851 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
853 2006-02-02 Diego Novillo <dnovillo@redhat.com>
855 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
857 2006-02-02 Diego Novillo <dnovillo@redhat.com>
860 * tree-cfg.c (move_block_to_fn): Clear out the basic block
861 array after growing it.
863 2006-02-01 Steve Ellcey <sje@cup.hp.com>
866 * fold-const.c (fold_checksum_tree): Change type of buf.
868 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
870 * reload.c (push_secondary_reload): Initialize t_icode.
872 2006-02-01 Jakub Jelinek <jakub@redhat.com>
874 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
875 -msoft-float -mlong-double-128 only issue a warning, but don't
876 swich to DFmode long double.
878 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
880 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
881 has a constant equivalent, iterate over equivalents for arg0,
882 calling simplify_relational_operation and if there's a result
883 cheaper than X, apply fold_rtx and return the result.
885 2006-02-01 Jan Hubicka <jh@suse.cz>
887 * opts.c (no_unit_at_a_time_default): New global variable.
888 (decode_options): Use it.
889 * opts.h (no_unit_at_a_time_default): Declare.
891 2006-02-01 Paul Brook <paul@codesourcery.com>
893 * function.c (assign_parm_setup_reg): Use function argument promotion
895 * expr.c (expand_expr_real_1): Use function argument promotion rules
898 2006-02-01 Steve Ellcey <sje@cup.hp.com>
900 * gcc.c (process_command): Change j to 'unsigned int'.
902 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
905 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
906 Use the corrected index for the character
907 out of the string constant.
909 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
911 * mode-switching.c (optimize_mode_switching): Fix size
912 allocated for bb_info[n_entities].
914 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
916 * gcc.c (main): Correct type that is allocated for
919 2006-01-31 Jakub Jelinek <jakub@redhat.com>
921 * config/s390/s390.c (init_alignment_context): Set
922 ALIAS_SET_MEMORY_BARRIER on the MEM.
923 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
925 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
928 * loop-unroll.c (unroll_loop_runtime_iterations): Free
930 * tree-ssa-live.c (type_var_init): Allocate bitmap after
933 2006-01-31 Marcin Dalecki <martin@dalecki.de>
935 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
936 * regrename.c: Ditto.
937 * tree-ssa-loop-im.c: Ditto.
938 * tree-dump.c: Ditto.
939 * tree-complex.c: Ditto.
941 * tree-ssa-threadupdate.c: Ditto.
943 * java/class.c: Ditto.
944 * java/jcf-parse.c: Ditto.
945 * java/resource.c: Ditto.
946 * java/except.c: Ditto.
947 * java/jvspec.c: Ditto.
948 * java/jcf-write.c: Ditto.
949 * java/jcf-path.c: Ditto.
950 * java/gjavah.c: Ditto.
951 * java/zextract.c: Ditto.
952 * java/jcf-io.c: Ditto.
954 * java/buffer.c: Ditto.
955 * java/lang.c: Ditto.
956 * java/parse-scan.y: Ditto.
959 * cfgloopmanip.c: Ditto.
960 * postreload-gcse.c: Ditto.
961 * tree-ssa-loop-manip.c: Ditto.
962 * postreload.c: Ditto.
963 * tree-ssa-loop-ch.c: Ditto.
967 * diagnostic.c: Ditto.
969 * genoutput.c: Ditto.
972 * cfgloopanal.c: Ditto.
973 * objc/objc-act.c: Ditto.
975 * genextract.c: Ditto.
976 * genautomata.c: Ditto.
977 * pretty-print.c: Ditto.
979 * cgraphunit.c: Ditto.
982 * haifa-sched.c: Ditto.
983 * dominance.c: Ditto.
985 * tree-ssa-loop-ivopts.c: Ditto.
987 * mode-switching.c: Ditto.
988 * modulo-sched.c: Ditto.
990 * ipa-pure-const.c: Ditto.
992 * fix-header.c: Ditto.
994 * tree-stdarg.c: Ditto.
995 * ipa-utils.c: Ditto.
996 * loop-init.c: Ditto.
997 * ipa-inline.c: Ditto.
1000 * alloc-pool.c: Ditto.
1001 * dwarf2out.c: Ditto.
1003 * genattrtab.c: Ditto.
1004 * tree-ssa-loop-ivcanon.c: Ditto.
1008 * fortran/gfortranspec.c: Ditto.
1010 * local-alloc.c: Ditto.
1011 * langhooks.c: Ditto.
1012 * function.c: Ditto.
1013 * tree-vectorizer.c: Ditto.
1015 * ipa-type-escape.c: Ditto.
1017 * tree-if-conv.c: Ditto.
1020 * tree-data-ref.c: Ditto.
1021 * loop-unroll.c: Ditto.
1022 * treelang/treetree.c: Ditto.
1025 * ggc-common.c: Ditto.
1027 * coverage.c: Ditto.
1029 * tree-cfgcleanup.c: Ditto.
1030 * tree-ssa-pre.c: Ditto.
1031 * cfgcleanup.c: Ditto.
1032 * loop-invariant.c: Ditto.
1034 * ipa-prop.c: Ditto.
1035 * print-tree.c: Ditto.
1036 * conflict.c: Ditto.
1037 * ggc-page.c: Ditto.
1038 * sched-deps.c: Ditto.
1039 * regclass.c: Ditto.
1040 * tree-object-size.c: Ditto.
1042 * bb-reorder.c: Ditto.
1043 * resource.c: Ditto.
1044 * var-tracking.c: Ditto.
1046 * df-problems.c: Ditto.
1047 * reg-stack.c: Ditto.
1050 * sched-rgn.c: Ditto.
1051 * tree-ssa-structalias.c: Ditto.
1052 * tree-ssa-reassoc.c: Ditto.
1053 * config/darwin-c.c: Ditto.
1054 * config/darwin.c: Ditto.
1055 * config/arm/arm.c: Ditto.
1057 * collect2.c: Ditto.
1060 2006-01-31 Nicolas Pitre <nico@cam.org>
1062 * arm.md (smaxsi3): Make aware of smax_m1.
1065 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
1067 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
1069 2006-01-31 Richard Guenther <rguenther@suse.de>
1071 * doc/invoke.texi (-msselibm): Document.
1072 * target.h (expand_library_builtin): New target hook.
1073 * builtins.c (expand_builtin): Use expand_library_builtin.
1074 (default_expand_library_builtin): New function.
1075 * gcc.c (LINK_GCC_MATH_SPEC): Define.
1076 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
1077 (link_gcc_math_spec): Declare.
1078 (static_specs): Add link_gcc_math_spec.
1079 * expr.h (default_expand_library_builtin): Declare.
1080 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
1081 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
1082 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
1083 * config/i386/i386.opt (msselibm): New target option.
1084 * config/i386/i386.c (ix86_builtin_function_variants): New array.
1085 (ix86_init_sse_abi_builtins): New function.
1086 (ix86_expand_library_builtin): Likewise.
1087 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
1088 (override_options): Handle error conditions wrt -msselibm.
1089 (ix86_builtins): Add function codes for SSE2 ABI builtins.
1090 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
1091 * doc/extend.texi (__builtin_sse2_*): Document new target specific
1094 2006-01-31 Richard Guenther <rguenther@suse.de>
1095 Paolo Bonzini <bonzini@gnu.org>
1097 * doc/install.texi (--disable-libgcc-math): Document.
1099 2006-01-30 Marcin Dalecki <martin@dalecki.de>
1101 * expr.h (expand_normal): new inline function.
1102 * builtins.c: use it, use EXPAND_NORMAL explicitely.
1104 * dwarf2out.c: use it.
1109 * config/sparc/sparc.c: use it.
1110 * config/i386/i386.c: use it.
1111 * config/rs6000/rs6000.c: use it.
1112 * config/arm/arm.c: use it.
1113 * config/mips/mips.c: use it.
1114 * stmt.c: use it, use EXPAND_NORMAL explicitely.
1116 2006-01-30 Roger Sayle <roger@eyesopen.com>
1118 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
1119 argv to the appropriate type.
1121 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
1123 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
1126 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
1129 * config/s390/s390.c (struct machine_function): New flag
1130 decomposed_literal_pool_addresses_ok_p.
1131 (s390_reorg): Set it before final stage of literal pool transforms.
1132 (s390_decompose_address): Only accept displacements of the form
1133 (minus (label_ref ...) (label_ref ...)) if that flag is set.
1135 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
1137 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
1138 the comparison routine return.
1140 2006-01-30 Michael Matz <matz@suse.de>
1142 * global.c (find_reg): Only evict for global regs.
1143 Take n_refs into account and dump more info.
1145 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
1148 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
1149 (pragma_trap, pragma_nosave_low_regs): Likewise.
1150 (current_function_anonymous_args): Likewise.
1151 (sh_deferred_function_attributes): New variable.
1152 (sh_deferred_function_attributes_tail): Likewise.
1153 (print_operand): For '@', look up trap_exit attribute.
1154 (calc_live_regs): Look up trapa_handler attribute. For trapa
1155 handlers, save/restore fpscr, but don't do any other
1156 interrupt-specific saves.
1157 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
1158 Fix check for partially saved registers to check for SHmedia.
1159 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
1160 (sh_output_function_epilogue): Don't clear any of the removed
1162 (sh_insert_attributes): Don't check pragma_interrupt.
1163 Insert deferred attributes. Check that interrupt attribute is
1164 present for other attributes that require its presence.
1165 (sh_attribute_table): Add new attributes trapa_handler and
1167 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1168 Don't check for pragma_interrupt. Don't store argument.
1169 * sh.h (pragma_interrupt, sp_switch): Don't declare.
1170 (sh_deferred_function_attributes): Declare.
1171 (sh_deferred_function_attributes_tail): Likewise.
1172 * sh.md (sp_switch_1): Add operand. Change generator caller.
1173 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
1174 (*return_i): Don't use when trap_exit attribute is in effect.
1175 (*return_trapa): New insn pattern.
1177 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
1178 setting c_target_objs and cxx_target_objs.
1179 * t-sh: Add rule for sh-c.o.
1181 2006-01-30 Richard Guenther <rguenther@suse.de>
1184 * gimplify.c (gimplify_target_expr): Handle easy cases
1185 without creating a temporary.
1187 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
1189 * vec.h (safe_grow): Remove duplicated line.
1191 2006-01-29 Diego Novillo <dnovillo@redhat.com>
1194 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
1195 (expand_omp): ... here.
1196 (expand_omp_parallel): Only remove barriers for combined
1197 parallel+workshare constructs.
1199 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
1203 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1204 * tree.c (build_qualified_type): Chain the new type to the original
1205 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1206 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1207 (build_pointer_type_for_mode): Only return unqualified types.
1208 (build_reference_type_for_mode): Likewise.
1210 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
1212 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
1213 * Makefile.in (CXX_COMPAT_WARN): Define.
1214 * configure: Regenerate.
1216 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
1219 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
1222 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1224 * toplev.c: Fix thinko.
1226 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1227 Marcin Dalecki <martin@dalecki.de>
1229 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
1230 (push_srcloc): Use XNEW.
1231 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
1233 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
1235 * df-core.c (df_set_blocks): Deleted all variable.
1237 2006-01-28 Ian Lance Taylor <ian@airs.com>
1239 * cgraphunit.c (cgraph_assemble_pending_functions): Call
1240 cgraph_output_pending_asms.
1242 2006-01-28 Zack Weinberg <zackw@panix.com>
1244 * c.opt: Add -W(no-)overlength-strings.
1245 * doc/invoke.texi: Document it.
1246 * c-opts.c (c_common_handle_option): -pedantic implies
1247 -Woverlength-strings, if not explicitly disabled already.
1248 (c_common_post_options): -Woverlength-strings defaults to off, and
1249 is always off for C++.
1250 * c-common.c (fix_string_type): Issue warning about strings longer
1251 than is portable only if warn_overlength_strings. Rearrange code
1252 a little for clarity.
1253 * configure.in: Check for -Wno-overlength-strings as well before
1254 enabling -pedantic in stage 1.
1255 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
1256 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
1258 * genconditions.c (write_header, write_one_condition)
1259 (write_conditions, write_writer): Consolidate very long strings
1260 that were broken up to fit in C89 portable limit. Don't use
1261 printf when fputs will do.
1263 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
1265 * combine.c (simplify_comparison <AND>): Check
1266 TRULY_NOOP_TRUNCATION before start using a subreg.
1268 * config/mips/mips.md (*branch_zero<mode>,
1269 *branch_zero<mode>_inverted, *branch_equality<mode>,
1270 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
1271 Remove mode check from comparisons.
1273 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1275 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
1277 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1279 * expmed.c (const_mult_add_overflow_p): Remove.
1280 * expr.h: Remove the prototype for const_mult_add_overflow_p.
1282 * recog.c (validate_replace_rtx_subexp): Remove.
1283 * recog.h: Remove the prototype for
1284 validate_replace_rtx_subexp.
1286 * integrate.h: Remove the prototype for
1287 copy_decl_for_inlining.
1288 * rtl.h: Remove the prototype for mark_constant_function.
1289 * tree-vectorizer.h: Remove the prototype for
1290 vect_strip_conversion.
1292 * modulo-sched.c (create_partial_schedule,
1293 free_partial_schedule, reset_partial_schedule): Make them
1296 * hooks.c (hook_bool_rtx_int_false): Remove.
1297 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
1299 2006-01-28 David Edelsohn <edelsohn@gnu.org>
1301 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1302 and -mlong-double-128 are incompatible.
1303 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
1304 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
1305 (TARGET_LIBGCC2_CFLAGS): Define.
1306 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
1307 (TARGET_LIBGCC2_CFLAGS): Same.
1308 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
1310 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1313 * c-typeck.c (build_binary_op): Perform implicit casts of
1314 operands before shortening them.
1316 * cfgloopmanip.c (split_loop_bb): Remove.
1317 * cfgloop.h: Remove the prototype for split_loop_bb.
1319 * cfgloop.c (flow_loop_outside_edge_p): Remove.
1320 * cfgloop.h: Remove the prototype for
1321 flow_loop_outside_edge_p.
1323 * emit-rtl.c (init_virtual_regs): Make it static.
1324 * function.h: Remove the prototype for init_virtual_regs.
1326 * recog.c (peephole2_optimize): Make it static.
1327 * recog.h: Remove the prototype for peephole2_optimize.
1329 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1331 * df-scan.c (df_record_entry_block_defs): Check if
1332 INCOMING_RETURN_ADDR_RTX is defined.
1334 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
1335 Kenneth Zadeck <zadeck@naturalbridge.com>
1337 PR rtl-optimization/24762
1338 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1339 * targhooks.c (hook_void_bitmap): New hook prototype.
1340 * targhoohs.h (hook_void_bitmap): Ditto.
1341 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
1342 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
1343 * target.h (live_on_entry): New function pointer.
1344 * df-scan.c (df_all_hard_regs): Removed.
1345 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
1346 (df_scan_free_internal): Added df->entry_block_defs.
1347 (df_scan_alloc): Ditto.
1348 (df_scan_dump): Ditto.
1349 (df_uses_record): Plumbed flag field properly thru calls.
1350 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
1351 This part fixes PR24762.
1352 (df_bb_refs_record): Added code to make the frame and arg
1353 pointers live in EH blocks.
1354 (df_refs_record): Added call to df_record_entry_block_defs.
1355 (df_record_entry_block_defs): New function.
1356 * df-core.c: Added comments to describe new artifical defs.
1357 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
1358 (entry_block_defs): New field in struct df.
1359 (df_all_hard_regs): Deleted.
1360 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1361 * df-problems.c (df_ru_bb_local_compute_process_def):
1362 Added code to handle artifical defs in the entry to a function.
1363 (df_ru_bb_local_compute): Ditto.
1364 (df_rd_bb_local_compute_process_def): Ditto.
1365 (df_rd_bb_local_compute): Ditto.
1366 (df_lr_bb_local_compute): Ditto.
1367 (df_ur_bb_local_compute): Ditto.
1368 (df_urec_bb_local_compute): Ditto.
1369 (df_chain_create_bb): Ditto.
1370 (df_ur_local_finalize): Removed entry.
1371 (df_urec_init): Ditto.
1372 (df_urec_local_finalize): Ditto.
1373 (df_ri_bb_compute): Added detection of last use of pseudos.
1374 * Makefile.in (df-scan.o): Updated dependencies.
1375 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
1376 * config/mips/mips.c (mips_set_live_on_entry): Added.
1377 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
1379 * dce.c (marked_insn_p): Added code to handle artifical defs.
1381 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1383 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
1385 (_mm_cvtsi128_si64): Likewise.
1386 (_mm_cvtsd_si64): Likewise.
1387 (_mm_cvttsd_si64): Likewise.
1388 (_mm_cvtsi64_sd): Likewise.
1389 (_mm_cvtsi64_si128): Likewise.
1390 * config/i386/mmintrin.h (_m_from_int64): Likewise.
1391 (_mm_cvtsi64_m64): Likewise.
1392 (_m_to_int64): Likewise.
1393 (_mm_cvtm64_si64): Likewise.
1394 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
1395 (_mm_cvttss_si64): Likewise.
1396 (_mm_cvtsi64_ss): Likewise.
1397 (_mm_cvtss_f32): Likewise.
1399 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
1401 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
1402 for pragma redefine_extname.
1404 2006-01-27 Jakub Jelinek <jakub@redhat.com>
1407 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
1408 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
1409 -mno-minimal-toc to previous content.
1410 (bispecs): Remove goal.
1411 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
1412 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
1413 compatibility aliases on powerpc-*-*gnu*.
1414 * config/rs6000/libgcc-ppc-glibc.ver: New file.
1415 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
1416 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
1417 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
1418 (ldblspecs): New goal.
1419 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
1420 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
1422 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
1423 L_sf_to_tf or L_df_to_tf is defined.
1425 2006-01-27 David Edelsohn <edelsohn@gnu.org>
1426 Alan Modra <amodra@bigpond.net.au>
1429 * config/rs6000/linux.h (POWERPC_LINUX): Define.
1430 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
1431 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
1432 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
1433 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
1434 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
1435 (rs6000_override_options): Initialize rs6000_ieeequad.
1436 Initialize TFmode format to ibm_extended_format if not
1438 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
1440 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
1441 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
1442 (function_arg_advance): IBM long double passed in two FPRs, not
1444 (function_arg): IBM long double passed in FPRs.
1445 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
1446 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
1447 Only multireg GPR aligned.
1448 (rs6000_init_libfuncs): Enable IBM long double functions if not
1450 (rs6000_generate_compare): Use IBM long double compare if not
1452 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
1453 (TARGET_IEEEQUAD): Define.
1454 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
1455 not TARGET_IEEEQUAD.
1456 * config/rs6000/rs6000.md: Enable TFmode patterns if
1458 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
1459 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1460 and -mlong-double-128 are incompatible.
1461 * doc/invoke.texi (-mabi): Collect options together. Add
1462 ibmlongdouble and ieeelongdouble.
1464 2006-01-27 Richard Sandiford <richard@codesourcery.com>
1466 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
1468 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
1469 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
1470 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
1471 * rtl.h (rtunion_def): Remove rt_ptr.
1473 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
1474 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
1475 * config/i386/winnt.c (i386_pe_mark_dllexport)
1476 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
1478 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
1480 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
1482 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1486 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
1487 pthread_key_delete. From John David Anglin. gthrw-ify
1488 pthread_getunique_np only if it it's not a macro. Delete
1490 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
1491 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
1492 __gthread_objc_condition_signal, __gthread_key_delete): Add
1493 "__attribute__ ((__unused__))" to unused arguments.
1494 (__gthread_recursive_mutex_init_function): Add missing return.
1495 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
1496 gthr-posix95.h: Use macro-based approach for name redirection
1497 on targets missing weakref.
1499 2006-01-26 Zack Weinberg <zackw@panix.com>
1501 * genconditions.c (write_header): In generated code, #ifdef out
1502 all includes and fake declarations, except includes of bconfig.h
1503 and system.h, unless GCC_VERSION >= 3001. Do not include
1504 gensupport.h in any case.
1505 (write_conditions): Generate a definition of struct c_test. Add
1506 a comment to the generated #endif.
1507 (write_one_condition): Escape backslashes in string too.
1508 (write_writer): Generated code must escape backslashes and quote
1509 marks (but not newlines) in the strings it writes.
1510 * Makefile.in (build/gencondmd.o): Update dependencies.
1512 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1515 * Makefile.in (insn-automata.o): Add header file dependencies.
1516 * genautomata.c: Add includes.
1518 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1521 * Makefile.in (insn-automata.o): Add -Wno-error flag.
1523 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1525 * configure.ac: Expect target tools paths to be passed from the toplevel
1526 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
1528 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
1530 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1533 * c.opt (Wpointer-sign): Init to -1.
1534 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
1535 OPT_pedantic, to 0 otherwise.
1536 * doc/invoke.texi: Update.
1538 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1540 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
1541 constants provided by 80387 instructions in the destination mode.
1543 2006-01-26 Richard Guenther <rguenther@suse.de>
1544 Andrew Pinski <pinskia@physics.uc.edu>
1547 partial PR tree-opt/17064
1548 * tree-ssa-structalias.c (intra_create_variable_infos):
1549 Create heap variables for incoming parameters if
1550 flag_argument_noalias > 1.
1551 (find_what_p_points_to): Look through default defs of
1554 2006-01-26 Jeff Law <law@redhat.com>
1557 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
1558 with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
1559 within the VR_RANGE, use the VR_RANGE as the result, not the
1561 (adjust_range_with_scev): Reject ranges from SCEV which are out of
1562 bounds for the type.
1564 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
1566 * tree-ssa-alias.c (maybe_create_global_var): Change
1567 subvar walking to an assertion that we don't have subvar'd variables.
1569 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
1572 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
1573 Use a new variable, inner. PARM_DECLs are always non-weak.
1575 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
1577 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
1580 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
1582 * config/mips/mips.md (*clear_upper32): New combiner pattern.
1584 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
1586 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
1587 (smax_insn, smin_insn, smax_0, smin_0): New.
1589 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
1592 * config/cris/cris.c (cris_order_for_addsi3): New function.
1593 * config/cris/cris-protos.h: Prototype it.
1594 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
1595 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
1596 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
1597 (split for "op.S1 [rx=rx+i],ry (swapped)")
1598 (split for "op(s|u).S1 [rx=rx+i],ry")
1599 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
1600 Apply cris_order_for_addsi3 when generating addsi3 insns.
1602 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1604 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
1605 (TREE_BLOCK): Add call to EXPR_CHECK.
1607 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1610 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
1611 * tree-pretty-print.c (dump_omp_clause): Extract from ...
1612 (dump_omp_clauses): ... here.
1613 (dump_generic_node): Handle OMP_CLAUSE.
1614 * tree.c (omp_clause_num_ops): New.
1615 (omp_clause_code_name): New.
1616 (tree_code_size): Handle OMP_CLAUSE.
1617 (tree_size): Likewise.
1618 (make_node): Document handling of OMP_CLAUSE.
1619 (tree_node_structure): Handle OMP_CLAUSE.
1620 (omp_clause_check_failed): New.
1621 (omp_clause_range_check_failed): New.
1622 (omp_clause_operand_check_failed): New.
1623 (build_omp_clause): New.
1624 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
1625 * tree.h (enum omp_clause_code): Declare.
1626 (OMP_CLAUSE_SUBCODE_CHECK): Define.
1627 (OMP_CLAUSE_RANGE_CHECK): Define.
1628 (OMP_CLAUSE_ELT_CHECK): Define.
1629 (omp_clause_check_failed): Declare.
1630 (omp_clause_operand_check_failed): Declare.
1631 (omp_clause_range_check_failed): Declare.
1632 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
1633 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
1634 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
1635 (OMP_CLAUSE_LASTPRIVATE): Likewise.
1636 (OMP_CLAUSE_IF_EXPR): Likewise.
1637 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
1638 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
1639 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
1640 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
1641 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
1642 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
1643 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
1644 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
1645 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
1646 (OMP_CLAUSE_CODE): Define.
1647 (OMP_CLAUSE_SET_CODE): Define.
1648 (OMP_CLAUSE_CODE): Define.
1649 (OMP_CLAUSE_OPERAND): Define.
1650 (struct tree_omp_clause): Declare.
1651 (union tree_node): Add field 'omp_clause'.
1652 * treestruct.def (TS_OMP_CLAUSE): Define.
1653 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
1654 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
1655 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
1656 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
1657 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
1658 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
1659 (OMP_CLAUSE): Define.
1660 * print-tree.c (print_node): Handle OMP_CLAUSE.
1661 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
1662 * c-typeck.c: Likewise.
1663 * gimplify.c: Likewise.
1664 * c-omp.c: Likewise.
1665 * tree-nested.c: Likewise.
1666 * tree-inline.c: Likewise.
1667 * c-parser.c: Likewise.
1668 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
1671 2006-01-25 Roger Sayle <roger@eyesopen.com>
1673 PR rtl-optimization/25703
1674 * combine.c (try_combine): Handle zero_extract and strict_low_part
1675 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
1677 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
1679 * global.c: Fix comment typos.
1681 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
1684 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
1685 Use output_addr_const instead of assemble_name.
1687 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
1689 * Makefile.in (sched-vis.o): Update dependencies.
1690 * haifa-sched.c (sched_finish): Clear current_sched_info.
1691 * cfg.c (dump_bb_info): New, split from dump_flow_info.
1692 (dump_flow_info): Call it.
1693 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
1695 * basic-block.h (dump_bb_info): Declare.
1696 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
1697 option, and apply options only for dump files whose TDF_RTL,
1698 TDF_TREE, or TDF_IPA bits match.
1699 * rtl.h: Declare new functions exported from sched-vis.c.
1700 * sched-vis.c: Enable also if scheduling is not used.
1701 (print_value): Print the mode of registers if not inside scheduling.
1702 (print_insn): Make it work outside the scheduler. Beautify the output
1704 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
1706 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1708 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
1709 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
1710 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
1711 depending on the value of CONSTANT_POOL_ADDRESS_P.
1712 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
1714 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
1715 rather than SYMBOL_REF_DECL.
1716 (rtx_constant_pool): Remove const_rtx_sym_htab.
1717 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
1718 (init_varasm_status): Don't initialize const_rtx_sym_htab.
1719 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
1720 Remove handling of const_rtx_sym_htab.
1721 (find_pool_constant): Delete.
1722 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
1723 rather than find_pool_constant.
1724 (get_pool_constant_for_function): Delete.
1725 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1727 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1728 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1729 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1730 (SYMBOL_REF_CONSTANT): New macro.
1731 (get_pool_constant_for_function): Delete.
1732 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1733 rather than SYMBOL_REF_DECL.
1734 (i386_pe_mark_dllimport): Likewise.
1735 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1736 rather than SYMBOL_REF_DECL.
1737 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1738 (machopic_indirect_call_target): Likewise.
1740 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1742 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1744 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1746 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1748 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1750 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1752 2006-01-24 David Daney <ddaney@avtrex.com>
1755 * configure.ac (enable_tls): New enable option.
1756 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1757 * configure: Regenerate.
1758 * doc/install.texi (--enable-tls): Document new option.
1759 (--disable-tls): Ditto.
1761 2006-01-24 Richard Henderson <rth@redehat.com>
1763 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1764 * alias.c (true_dependence): Respect it.
1765 (canon_true_dependence, write_dependence_p): Likewise.
1766 * builtins.c (get_builtin_sync_mem): Set it.
1768 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1770 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1773 2006-01-24 DJ Delorie <dj@redhat.com>
1775 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1776 for storing constants in single-bit bitfields.
1778 2006-01-25 Ben Elliston <bje@au.ibm.com>
1780 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1782 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1785 * tree-ssa-pre.c (phi_translate): Return NULL
1786 for AGGREGATE_TYPE's.
1788 2006-01-24 Zack Weinberg <zackw@panix.com>
1790 * genautomata.c (process_state_for_insn_equiv_partition):
1791 Use xcalloc for insn_arcs_array.
1792 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1793 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1795 2006-01-24 Richard Henderson <rth@redhat.com>
1797 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1800 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1802 PR rtl-optimization/25890
1803 PR rtl-optimization/25905
1804 * combine.c (expand_compound_operation, expand_field_assignment):
1805 Fail if the bitfield's final position is out of bounds.
1807 2006-01-24 Ian Lance Taylor <ian@airs.com>
1810 * cgraphunit.c (cgraph_output_in_order): Don't clear
1811 cgraph_asm_nodes until after asm strings have been output.
1813 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1815 * fix-header.c (read_scan_file): Add new parameter imultilib when
1816 calling register_include_chains.
1818 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1820 * omp-low.c: Update documentation.
1822 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1823 Daniel Berlin <dberlin@dberlin.org>
1827 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1828 return from the function.
1830 2006-01-22 Zack Weinberg <zackw@panix.com>
1832 * rtl.def (match_code): Add second argument.
1833 * genpreds.c (write_extract_subexp): New function.
1834 (write_match_code): Add path argument. Use write_extract_subexp.
1835 (write_predicate_expr): Pass path to write_match_code.
1836 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1837 not perform a mode test.
1838 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1839 a subexpression does not constrain the top-level code set.
1840 * read-rtl.c (read_rtx_variadic): New function.
1841 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1842 * doc/md.texi: Document new notation.
1843 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1844 (cmpsi_operand): ... here, using new notation.
1846 2006-01-22 Zack Weinberg <zackw@panix.com>
1848 * varray.c: Remove GENERATOR_FILE #ifdefs.
1850 2006-01-22 Zack Weinberg <zackw@panix.com>
1852 * genautomata.c (output_reserved_units_table): Emit nothing if
1853 description->query_units_num is zero. Remove extra blank line.
1854 (output_cpu_unit_reservation_p): Short circuit
1855 if description->query_units_num is zero.
1857 2006-01-22 Zack Weinberg <zackw@panix.com>
1859 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1860 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1861 nor any of the random handful of variables that used to be necessary
1862 when this program was linked with rtlanal.o. Prune set of forward
1863 function declarations.
1864 (struct attr_desc): Remove static_p field.
1865 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1866 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1867 (attr_string): Do not read the character one past the length of
1869 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1870 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1871 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1872 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1873 (make_automaton_attrs): New.
1874 (main): Do not call into genautomata. Call local gen_bypass
1875 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1876 Remove special case for insn_alts.
1877 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1878 varray.h (leftover from previous change). Prune set of forward
1879 function declarations. Remove state_alts fields from all
1880 structures. Remove state_alts_table from struct automaton.
1881 Make everything except main static. Do not maintain num_dfa_decls.
1882 Do not maintain state_alts fields of various structures.
1883 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1884 (add_arc): Remove state_alts argument. All callers updated.
1885 (output_reserved_units_table): Emit #ifdef here...
1886 (output_tables): ...not here. Don't generate state_alts tables.
1887 (expand_automata): Don't generate attributes.
1888 (write_automata): Don't generate state_alts functions.
1889 (main): New function.
1890 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1891 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1892 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1893 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1894 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1895 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1896 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1897 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1899 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1900 * genattrtab.h: Delete file.
1901 * Makefile.in (OBJS-common): Add insn-automata.o.
1902 (insn-automata.o): New rule.
1903 (simple_generated_c): Add insn-automata.c.
1904 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1905 (genprogmd): Add automata.
1906 (build/genattrtab): Needs no extra objects nor libraries.
1907 (build/genautomata): Needs build/vec.o and -lm.
1909 2006-01-22 Zack Weinberg <zackw@panix.com>
1911 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1912 (output_dfa_max_issue_rate, locked_states_num): Delete.
1913 (struct automaton): Add locked_states field.
1914 (output_dead_lock_vect): Save number of locked states in
1915 automaton->locked_states. If it is zero, don't print anything.
1916 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1917 (output_internal_dead_lock_func): Only test the dead_lock_vect
1918 for automata that have locked states.
1919 (output_statistics): Always print the number of locked states for
1920 each automaton. Calculate total number of locked states here.
1921 (write_automata): Don't call output_dfa_max_issue_rate.
1922 * genattrtab.c: Define length_unit_log as a const variable.
1923 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1924 max_insn_queue_index const.
1925 * final.c (length_unit_log): Declare const.
1926 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1928 2006-01-22 Zack Weinberg <zackw@panix.com>
1930 * genautomata.c: Include vec.h, not varray.h.
1931 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1932 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1933 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1934 VEC_* macros operating on appropriately typed vectors, or to
1935 malloced arrays when the size is known in advance. Const-ify
1936 many char* variables and function arguments. No functional changes.
1937 * Makefile.in (build/varray.o): Delete rule.
1938 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1939 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1941 2006-01-22 Zack Weinberg <zackw@panix.com>
1943 * gensupport.c: Define get_insn_name and record_insn_name here.
1944 (read_md_rtx): Call record_insn_name as appropriate.
1945 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1946 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1947 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1949 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1950 (BUILD_VARRAY): Delete.
1951 (genprognormal): Rename genprogmd. Fold in all programs from
1952 genprognoprint; also attrtab.
1953 (build/genattrtab): Just mention genautomata.o and varray.o.
1954 Reorganize a bit, add comments to make the categories clearer.
1956 2006-01-22 Zack Weinberg <zackw@panix.com>
1958 * genconditions.c (condition_table, add_condition): Delete.
1959 (write_conditions): Don't emit n_insn_conditions nor
1960 insn_elision_unavailable. Issue the gcc version #ifdef here,
1961 inside the table, with no #else clause ...
1962 (write_header): ...not here.
1963 (write_writer): New function.
1964 (main): Don't initialize condition_table. Use add_c_test.
1966 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1967 files on the command line.
1968 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1969 Return -1 if there is no entry in the table, don't abort.
1970 (add_c_test, traverse_c_tests): New functions.
1971 * gensupport.h (insn_elision_unavailable, insn_conditions)
1972 (n_insn_conditions): Delete declarations.
1973 (add_c_test, traverse_c_tests): Declare.
1974 * read-rtl.c: Include gensupport.h.
1975 (read_conditions): New function.
1976 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1977 (read_rtx_1): If we get EOF when we were looking for an initial
1978 open paren, return 0. Call read_conditions when appropriate.
1979 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1980 dummy-conditions.o. Eliminate references to insn-conditions.o,
1981 or change them to build/gencondmd.o, as appropriate. Remove
1982 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1983 from $(simple_generated_c). For all files remaining in those
1984 two lists, add insn-conditions.md to the generator command line.
1985 Give insn-constants.h/s-constants their own rules. Add rules
1986 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1987 (build/read-rtl.o): Depend on gensupport.h.
1988 (genprognormal): Include preds.
1989 (genprogearly): Rename genprognoprint; only difference is now that
1990 they don't link with $(BUILD_PRINT).
1991 * dummy-conditions.c: Delete.
1993 2006-01-22 Zack Weinberg <zackw@panix.com>
1995 * genextract.c: Don't include insn-config.h. Do include vec.h.
1996 Declare vectors of int, char, and locstr.
1997 (locstr): New typedef.
1998 (struct extraction): Make all array fields into bare pointers.
1999 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
2000 (insn_code_number): Delete.
2001 (accum_extract): New struct.
2002 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
2003 (gen_insn): Take insn_code_number as an argument. Use an
2004 accum_extract structure instead of loading data directly into
2005 a struct extraction, and having to know how big it might get.
2006 (walk_rtx): Operate entirely on an accum_extract structure.
2007 (print_path): Avoid unnecessary use of printf.
2008 (print_header): New function, split out of main. Distinguish
2009 more carefully between an unrecognizable insn and an insn that
2010 has the code number of a define_expand.
2011 (main): Pass insn_code_number to gen_insn. Call print_header
2012 only after parsing. Avoid unnecessary use of printf.
2013 * Makefile.in (build/vec.o): New rule.
2014 (build/genextract): Depend on build/vec.o.
2015 (build/genextract.o): Don't depend on insn-config.h.
2017 2006-01-22 Zack Weinberg <zackw@panix.com>
2019 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
2020 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
2021 practical. Eliminate per-generator-program link rules.
2023 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
2026 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
2027 with a call expr to ...
2028 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
2030 2006-01-23 Richard Guenther <rguenther@suse.de>
2032 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
2033 before make_edge with conditional EDGE_TRUE_VALUE.
2035 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
2036 Jan Hubicka <jh@suse.cz>
2037 Richard Guenther <rguenther@suse.de>
2039 PR rtl-optimization/25654
2040 * cfgexpand.c (aggregate_contains_union_type): New function.
2041 (add_alias_set_conflicts): Call it. Make sure to add conflicts
2042 for structure variables that contain a union type.
2044 2006-01-23 Richard Sandiford <richard@codesourcery.com>
2046 * gengtype.c (new_structure): Return the structure.
2047 (create_option): Add an extra "next" argument.
2048 (create_field): New function.
2049 (adjust_field_rtx_def): Use create_option and create_field.
2050 Remove a now-unnecessary call to find_structure.
2051 (adjust_field_tree_def): Likewise.
2052 (note_yacc_type): Remove an unnecessary call to find_structure.
2053 * gengtype.h (new_structure): Return the structure.
2054 (create_option): Add an extra argument.
2055 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
2056 (option): Adjust calls to create_option.
2058 2006-01-22 David Edelsohn <edelsohn@gnu.org>
2060 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
2062 2006-01-22 Paul Brook <paul@codesourcery.com>
2063 Peter Barada <peter@the-baradas.com>
2065 * config/m68k/m68k.md: Add Coldfire FPU support.
2066 Define FP mode macro and associated attributes.
2067 Use it for float mode patterns.
2068 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
2069 (LIBCALL_VALUE): Use m68k_libcall_value.
2070 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
2071 (m68k_function_value): Ditto.
2072 (emit_move_sequence): Ditto.
2073 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
2074 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
2075 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
2076 (MULTILIB_EXCEPTIONS): Ditto.
2077 * config/m68k/m68k.opt: Add mcfv4e.
2078 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
2079 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
2080 (m68k_output_function_prologue): Save ColdFire FPU registers.
2081 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
2082 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
2083 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
2084 ColdFire FPU registers.
2085 (m68k_libcall_value, m68k_function_value): New functions.
2086 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
2087 (LIBCALL_VALUE): Use m68k_libcall_value.
2088 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
2089 (MASK_COLDFIRE): Add MASK_CFV4E.
2090 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
2091 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
2092 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
2093 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
2094 (GO_IF_LEGITIMATE_ADDRESS): Use it.
2095 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
2096 * doc/invoke.tex: Document -mcfv4e on m68k.
2098 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2100 * doc/contribute.texi: Change CVS to SVN and update the corresponding
2103 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
2106 * c-opts.c (c_common_handle_option): Don't include
2107 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
2108 * doc/invoke.texi (C++ Dialect Options): Document that
2109 -Wnon-virtual-dtor is no longer included in -Wall.
2111 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
2113 * gcov.c (print_version), gcov-dump.c (print_version),
2114 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
2117 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2119 * df-scan.c (problem_SCAN): Added NULL reset function.
2120 (df_scan_reset_blocks): Added code to call reset block function
2121 (df_bb_refs_delete) Fixed comment.
2122 (df_insn_refs_delete): Made tolerant of deleting non existent info
2123 for dataflow problems that need to be reset.
2124 * df-core.c (df_set_blocks): Ditto.
2125 * df.h (struct df_problem): Added reset_fun.
2126 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
2127 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
2128 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
2129 functions to clear out all references to def-use or use-def chains.
2131 2006-01-21 Ben Elliston <bje@au.ibm.com>
2133 * varasm.c (assemble_real): Initialise data array.
2135 2006-01-20 Paul Brook <paul@codesourcery.com>
2137 Merge from csl-arm-branch.
2138 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2139 * config/arm/arm.md (movdi): Force operands[1] to a register
2140 if we have a non-register source.
2141 (*arm_movdi, *movdf_soft_insn): Require that one of the
2142 operands be a register.
2143 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
2144 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2146 2006-01-20 DJ Delorie <dj@redhat.com>
2148 * varasm.c (initialize_constant_valid_p): Allow pointers
2149 initialized from integer constants of lesser precision.
2150 (output_constant): Allow non-int-sized pointer modes to be
2151 initialized from integer constants.
2153 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
2156 * cppdefault.h (struct default_include): Add multilib flag.
2157 * cppdefault.c (cpp_include_defaults): Set it.
2158 * c.opt (-imultilib): New option.
2159 * c-opts.c (imultilib): New.
2160 (c_common_handle_option): Handle -imultilib.
2161 (c_common_post_options): Likewise.
2162 * c-incpath.c (add_standard_paths, register_include_chains):
2164 * c-incpath.h (register_include_chains): Add extra parameter.
2165 * gcc.c (do_spec_1): Generate -imultilib option.
2166 (The Specs Language): Update %I description.
2167 (process_command): Update copyright notice.
2168 * doc/cppopts.texi (-imultilib): Document.
2169 * doc/invoke.texi (-imultilib): Include in option summary.
2170 (%I): Update specs documentation.
2172 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2174 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
2176 2006-01-20 Richard Sandiford <richard@codesourcery.com>
2178 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
2181 2006-01-20 Richard Guenther <rguenther@suse.de>
2182 Steven Bosscher <stevenb.gcc@gmail.com>
2184 PR rtl-optimization/24626
2185 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
2186 EDGE_TRUE_VALUE if in RTL mode.
2189 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
2190 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
2192 2006-01-20 Dirk Mueller <dmueller@suse.com>
2195 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
2196 instead of a special NOP marker.
2197 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
2198 NOP marker handling.
2199 * c-common.h (empty_body_warning): Add forward declaration.
2200 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
2201 Now uses IS_EMPTY_STMT() instead of special NOP markers.
2203 2006-01-20 Paul Brook <paul@codesourcery.com>
2205 * Makefile.in (lang_checks): Keep going if mkdir fails.
2207 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2209 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
2210 be able to clean out basic block when not necessary.
2211 (df_scan_free): Fixed to properly delete information if df is
2212 unused before calling df_finish.
2213 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
2214 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
2216 (df_bb_refs_delete): New function.
2217 (df_refs_delete): Moved per block code to df_bb_refs_delete.
2218 * df-core.c (df_set_blocks): Added code to properly clean out
2219 unused blocks if they are not part of the blocks to consider.
2220 Added additional null check.
2221 (df_compact_blocks): Added basic block parameter to free_bb_fun to
2222 be able to clean out basic block when not necessary
2223 * df.h (df_free_bb_function): Ditto.
2224 (df_bb_refs_delete): New function.
2225 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
2226 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
2227 basic block parameter to be able to clean out basic block when not
2229 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
2230 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
2231 Fixed to properly delete information if df is unused before
2234 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2236 PR rtl-optimization/25799
2237 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
2238 Corrected confluence operator to remove bits from op2 before oring
2239 with op1 rather than removing bits from op1.
2240 (df_ru_transfer_function): Corrected test on wrong bitmap which
2241 caused infinite loop. Both of these problems were introduced in
2242 the dataflow rewrite.
2244 2006-01-19 DJ Delorie <dj@redhat.com>
2246 * reload1.c (find_reload_regs): Note the details of reload
2247 failures in the dump file.
2248 (spill_failure): Likewise.
2250 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2252 * loop-iv.c: Include df.h and hashtab.h.
2253 (enum iv_grd_result): New enum.
2254 (DF_REF_IV, DF_REF_IV_SET): New macros.
2255 (struct biv_entry): New.
2256 (df, bivs): New global variables.
2257 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
2258 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
2260 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
2261 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
2262 analyzed_for_bivness_p, record_biv): New functions.
2263 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
2264 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
2265 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
2267 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
2269 (iv_number_of_iterations): Use new interface to iv analysis.
2270 * loop-unroll.c: Do not include varray.h.
2271 (analyze_iv_to_split_insn): Use new interface to iv
2273 * loop-unswitch.c (may_unswitch_on): Ditto.
2274 * df.c (df_bitmaps_free): Only work for bbs for that structures are
2276 (df_bb_modify): Realloc tables to the new index.
2277 (df_find_use): New function.
2278 * df.h (df_find_use): Declare.
2279 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
2281 * cfgloop.h (struct rtx_iv): Remove analysed field.
2282 (iv_get_reaching_def): Removed.
2283 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
2284 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
2285 (loop-iv.o): Add df.h and hashtab.h dependency.
2286 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
2288 2006-01-20 Alan Modra <amodra@bigpond.net.au>
2291 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
2293 (__floatundisf, __floatundidf): Likewise.
2294 * libgcc2.h (IS_IBM_EXTENDED): Define.
2296 2006-01-19 DJ Delorie <dj@redhat.com>
2298 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
2300 2006-01-19 Paul Brook <paul@codesourcery.com>
2302 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
2303 as nothrow when unwinding tables are disabled.
2305 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2308 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
2309 of bit-field" when in system header.
2311 2006-01-19 DJ Delorie <dj@redhat.com>
2313 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
2314 the 16 bit shift limit of the m16c.
2316 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
2319 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
2320 * config/i386/i386.c (output_set_got): Output the label if we have one
2321 for the TARGET_DEEP_BRANCH_PREDICTION case.
2323 2006-01-19 Jan Hubicka <jh@suse.cz>
2324 H.J. Lu <hongjiu.lu@intel.com>
2325 Evandro Menezes <evandro.menezes@amd.com>
2327 * invoke.texi (generic): Document
2329 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
2330 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
2331 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
2332 (x86_use_incdec, x86_pad_returns): New variables
2333 (TARGET_CPU_DEFAULT_generic): New constant
2334 (TARGET_CPU_DEFAULT_NAMES): Add generic.
2335 (enum processor_type): Add generic32 and generic64.
2336 * i386.md (cpu attribute): Add generic32/generic64
2337 (movhi splitter): Behave sanely when both partial_reg_dependency and
2338 partial_reg_stall are set.
2339 (K8 splitters): Enable for generic as well.
2340 * predicates.md (incdec_operand): Use TARGET_INCDEC
2341 (aligned_operand): Avoid memory mismatch stalls.
2342 * athlon.md: Enable for generic64, new patterns for 128bit moves.
2343 * ppro.md: Enable for generic32
2344 * i386.c (generic64_cost, generic32_cost): New.
2345 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
2346 (x86_use_leave): Enable for generic64. (x86_use_sahf,
2347 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
2348 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
2349 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
2350 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2351 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2352 x86_accumulate_outgoing_args, x86_prologue_using_move,
2353 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
2354 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
2356 (x86_use_incdec, x86_pad_returns): New.
2357 (override_options): Add generic32 and generic64, translate "generic"
2358 to generic32/generic64 and "i686" to "generic32", refuse
2359 "generic32"/"generic64" as arch target.
2360 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
2361 (ix86_reorg): Honor PAD_RETURNS.
2363 2006-01-19 Diego Novillo <dnovillo@redhat.com>
2365 * tree-pretty-print.c (dump_generic_node): Handle
2366 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
2367 * cgraph.c (cgraph_expand_queue): Rename from
2368 cgraph_analyze_queue. Update all users.
2369 * cgraphunit.c (cgraph_assemble_pending_functions): Process
2370 cgraph_expand_queue.
2371 (cgraph_expand_all_functions): Likewise.
2372 (cgraph_finalize_pending_functions): Remove. Update callers.
2374 * tree.h (OMP_DIRECTIVE_P): Define.
2375 (OMP_PARALLEL_FN): Define.
2376 (OMP_PARALLEL_DATA_ARG): Define.
2377 (OMP_SECTIONS_SECTIONS): Define.
2378 * tree-pass.h (pass_expand_omp): Declare.
2379 * omp-low.c (struct omp_region): Declare.
2380 (struct omp_context): Remove fields 'parallel_type',
2381 'parallel_start_ix' and 'parallel_start_additional_args'.
2383 (struct omp_for_data): Rename from struct expand_omp_for_data.
2384 (omp_regions): New static variable.
2385 (root_omp_region): New static variable.
2386 (find_omp_clause): Make static.
2387 (is_in_combined_parallel_ctx): Remove.
2388 (is_combined_parallel): New.
2389 (extract_omp_for_data): Move earlier in the file.
2390 (workshare_safe_to_combine_p): New.
2391 (get_ws_args_for): New.
2392 (determine_parallel_type): Move earlier in the file.
2393 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
2395 (omp_copy_decl): Likewise.
2396 (create_omp_child_function): Likewise.
2397 (lookup_omp_region): New.
2398 (dump_omp_region): New.
2399 (debug_omp_region): New.
2400 (debug_all_omp_regions): New.
2401 (new_omp_region): New.
2402 (scan_omp_parallel): If parallel_nesting_level > 1, the
2403 directive is nested within another parallel directive.
2404 Set OMP_PARALLEL_FN.
2405 (scan_omp_for): Do not try to handle combined parallel+for
2407 Remove FIXME comment.
2408 (scan_omp_nested): Remove.
2409 (scan_omp_1): Do not call scan_omp_nested when
2410 parallel_nesting_level is > 1.
2411 Do not change the DECL_CONTEXT of local variables found.
2412 (lookup_decl_in_outer_ctx): New.
2413 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
2414 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
2415 (lower_reduction_clauses): Rename from expand_reduction_clauses.
2416 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
2417 If CTX is nested, lookup VAR in the outer context when
2418 building copy assignment.
2419 (lower_send_clauses): Rename from expand_send_clauses.
2420 If CTX is nested, lookup VAR in the outer context when
2421 building copy assignments.
2422 (lower_send_shared_vars): Rename from expand_send_shared_vars.
2423 If CTX is nested, lookup VAR in the outer context when
2424 building copy assignments.
2425 (expand_parallel_call): Rename from build_parallel_call.
2426 Handle combined parallel+workshare cases.
2427 Re-implement to emit code into the CFG.
2429 (expand_omp_parallel): Re-implement to emit code into the CFG.
2430 Call move_sese_region_to_fn to outline the sub-graph
2431 containing the parallel region.
2432 (expand_omp_for_1): Remove.
2433 (expand_omp_for_generic): Re-implement to emit code into the
2435 (expand_omp_for_static_nochunk): Likewise.
2436 (expand_omp_for_static_chunk): Likewise.
2437 (expand_omp_for): Likewise.
2438 (expand_omp_sections): Likewise.
2439 (remove_exit_barriers): New.
2440 (expand_omp_synch): New.
2442 (build_omp_regions_1): New.
2443 (build_omp_regions): New.
2444 (execute_expand_omp): New.
2445 (gate_expand_omp): New.
2446 (pass_expand_omp): Define.
2447 (lower_omp_sections): Rename from expand_omp_sections.
2448 Set OMP_SECTIONS_SECTIONS.
2449 (lower_omp_single_simple): Rename from expand_omp_single_simple.
2450 (lower_omp_single_copy): Rename from expand_omp_single_copy.
2451 (lower_omp_single): Rename from expand_omp_simple.
2452 (lower_omp_master): Rename from expand_omp_master.
2453 (lower_omp_ordered): Rename from expand_omp_ordered.
2454 (lower_omp_critical): Rename from expand_omp_critical.
2455 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
2456 (lower_omp_for): Re-implement.
2457 (lower_omp_parallel): Re-implement.
2458 (lower_regimplify): Rename from expand_regimplify.
2459 (lower_omp_1): Rename from expand_omp_1.
2460 If there are syntax errors in the program, replace every
2461 OpenMP directive with NOP.
2462 Call lower_omp_* instead of expand_omp_*.
2463 (lower_omp): Rename from expand_omp.
2465 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
2466 * tree-gimple.h (enum omp_parallel_type): Remove.
2467 (gimple_boolify): Declare extern.
2468 (find_omp_clause, determine_parallel_type): Remove.
2470 * gimple-low.c (lower_omp_directive): New.
2471 (lower_stmt): Call it.
2472 (record_vars_into): Move from ...
2473 (record_vars): ... here.
2474 Call record_vars_into with current_function_decl.
2476 * gimplify.c (struct gimplify_ctx): Remove fields
2477 combined_pre_p and combined_ctxp. Update users.
2478 (get_formal_tmp_var): Add documentation.
2479 (gimple_boolify): Make extern.
2480 (gimplify_expr_in_ctx): Remove. Update callers.
2481 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
2482 will always be a BIND_EXPR.
2483 (gimplify_expr): Handle OMP_RETURN_EXPR.
2484 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
2485 (OMP_PARALLEL): Add 3 operands.
2486 (OMP_SECTIONS): Add 1 operand.
2487 (OMP_RETURN_EXPR): Define.
2489 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
2490 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
2491 * tree-iterator.c (alloc_stmt_list): Assert that we are not
2492 creating a circular free list.
2493 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
2495 * tree-flow.h (move_sese_region_to_fn): Declare.
2496 (record_vars_into): Declare.
2497 * tree-cfg.c (make_omp_sections_edges): New.
2498 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
2499 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
2500 OMP_SECTIONS and OMP_SECTION.
2501 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
2502 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
2503 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
2504 (gather_blocks_in_sese_region): New.
2505 (struct move_stmt_d): Declare.
2507 (move_block_to_fn): New.
2508 (move_sese_region_to_fn): New.
2510 * passes.c (init_optimization_passes): Schedule
2511 pass_expand_omp after pass_init_datastructures.
2513 * tree-ssa-operands.c (get_expr_operands): Handle
2514 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
2515 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
2517 2006-01-19 Jeff Law <law@redhat.com>
2519 * tree-vrp.c (extract_range_from_assert): Refine the result range
2520 if the variable referenced by the ASSERT_EXPR has a range and
2521 either the tentative result range or the previous range is a
2524 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2526 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
2528 2006-01-19 Jan Hubicka <jh@suse.cz>
2530 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
2532 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
2534 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
2535 (expand_compound_operation, expand_field_assignment): Fail if the
2536 bit lengths of an extract operation are out of range.
2537 (make_extraction): Compute wanted_inner_mode based on the position
2538 and length of the extraction. Make it extraction_mode for non-constant
2539 positions, and do not modify offset in that case. When generating a
2540 new MEM, use a mode that can hold the extraction while keeping correct
2541 alignment. Remove code that supported MEMs wrapped by USEs.
2542 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
2544 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
2546 * config/s390/s390.md ("Y", "y"): New mode attribute.
2547 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2548 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
2549 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
2550 "*addsi3_imm_cc", "*addsi3_carry1_cc",
2551 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
2552 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
2553 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
2554 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
2555 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
2556 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
2557 "addsi3", "subsi3"): Insn patterns removed.
2558 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
2559 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
2560 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
2561 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
2562 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
2563 "*sub<mode>3_cconly2"): New insn patterns.
2564 ("addsi3", "subsi3"): New expanders.
2566 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
2568 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
2569 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
2570 existing STMT_VINFO_VECTYPE if available.
2571 (vect_mark_relevant): Add special handling for stmts that are
2572 marked as STMT_VINFO_IN_PATTERN_P.
2573 (vect_analyze_loop): Call vect_pattern_recog.
2574 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
2575 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
2577 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
2578 (vect_recog_func_ptr): New function-pointer type.
2579 * tree-vect-patterns.c: New file.
2580 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
2581 (vect_recog_dot_prod_pattern, vect_pattern_recog):
2582 (vect_pattern_recog_1): New functions.
2583 (vect_pattern_recog_funcs): New array of function pointers.
2585 * tree-vectorizer.h (ternary_op): New enum value.
2586 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
2587 declaration. Revised documentation. Removed redundant dump prints.
2588 Removed redundant argument. Added support for reduction patterns.
2589 (vectorizable_reduction): Added support for reduction patterns.
2590 (vect_transform_stmt): Added support for patterns.
2592 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
2593 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
2594 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
2595 (expand_widen_pattern_expr): New function.
2596 (init_optabs): Initialize new optabs udot_prod_optab,
2598 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
2599 (sdot_prod_optab, udot_prod_optab): Define new optabs.
2600 (expand_widen_pattern_expr): New function declaration.
2601 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
2603 * tree-inline.c (estimate_num_insns_1): Added cases for new
2604 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2605 * tree-pretty-print.c (dump_generic_node): Likewise.
2606 (op_prio): Likewise.
2607 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2608 * tree-ssa-operands.c (get_expr_operands): Added case for
2610 * tree-vect-patterns.c (widened_name_p): New function.
2611 (vect_recog_dot_prod_pattern): Added function implementation.
2612 * tree-vect-transform.c (get_initial_def_for_reduction): Added
2613 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
2614 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
2615 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
2617 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
2618 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
2619 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
2620 (init_optabs): Initialize new optabs widen_ssum_optab,
2622 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
2623 (widen_ssum_optab, widen_usum_optab): Define new optabs.
2624 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
2625 use instead of type of def.
2626 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
2627 function implementation.
2628 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
2629 widen_ssumv8hi): New.
2631 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
2634 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2637 * c-decl.c (add_flexible_array_elts_to_size): New function.
2638 (finish_decl): Use it.
2640 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2642 * diagnostic.h: Include options.h.
2643 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
2644 dependancies for diagnostic.h.
2645 * Makefile.in (DIAGNOSTIC_H): Add options.h.
2647 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
2649 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
2650 (ssa_ro_call_cache_valid): Ditto.
2651 * tree-ssa-alias.c (sort_tags_by_id): New function.
2652 (init_transitive_clobber_worklist): Ditto.
2653 (add_to_worklist): Ditto.
2654 (mark_aliases_call_clobbered): Ditto.
2655 (compute_tag_properties): Ditto.
2656 (set_initial_properties): Ditto.
2657 (compute_call_clobbered): Ditto.
2658 (compute_may_aliases): Call compute_call_clobbered and grouping.
2659 (compute_flow_sensitive_aliasing): Remove clobbering related code.
2660 (compute_flow_insensitive_aliasing): Grouping now happens in our
2662 (setup_pointers_and_addressables): Remove clobbering related code.
2663 (add_may_alias): Ditto.
2664 (replace_may_alias): Ditto.
2665 (get_nmt_for): Ditto.
2666 (create_global_var):
2667 (is_escape_site): Return an escape_type enumeration.
2668 * tree-flow-inline.h (is_call_clobbered): Global var does not
2669 imply call clobbered.
2670 (mark_call_clobbered): Take a reason for marking this. Remove
2671 marking of globalness, and cache invalidation.
2672 (clear_call_clobbered): Remove cache invalidation code.
2673 * tree-dfa.c (dump_variable): If details is on, dump the reason
2675 * tree-outof-ssa.c (create_temp): Copy escape mask from original
2677 * tree-flow.h (struct ptr_info_def): Add escape mask member.
2678 (struct var_ann_d): Ditto.
2679 (enum escape_type): New.
2680 (mark_call_clobbered): Adjust prototype.
2681 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
2682 are never call clobbered.
2683 Record reasons for escaping.
2684 * tree-ssa-structalias.h (is_escape_site): Update prototype.
2685 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
2686 (ssa_ro_call_cache_valid): Ditto.
2687 (clobbered_v_may_defs): Ditto.
2688 (clobbered_vuses): Ditto.
2689 (ro_call_vuses): Ditto.
2690 (clobber_stats): New.
2691 (init_ssa_operands): Zero out clobber stats.
2692 (fini_ssa_operands): Print out clobber stats.
2693 (get_call_expr_operands): Pass callee fndecl to
2695 (add_call_clobber_ops): Remove use of cache.
2696 Add use of PURE_CONST information.
2697 (add_call_read_ops): Remove use of cache.
2698 Add use of static not_read information.
2700 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
2702 Introduce TLS descriptors for i386 and x86_64.
2703 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
2704 (TARGET_ANY_GNU_TLS): New macro.
2705 (enum tls_dialect): Added TLS_DIALECT_GNU2.
2706 (struct machine_function): Add tls_descriptor_call_expanded_p.
2707 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
2708 (ix86_current_function_calls_tls_descriptor): Likewise.
2709 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
2710 (override_options): Introduce gnu2 tls dialect.
2711 (ix86_frame_pointer_required): Functions containing TLSCALLs are
2713 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
2715 (legitimize_tls_address): Adjust logic for GNU2 TLS.
2716 (ix86_init_machine_status): Initialize new field.
2717 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
2718 (ix86_tls_module_base): New.
2719 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
2720 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
2721 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
2722 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
2723 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
2724 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
2725 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2726 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2727 * config/i386/predicates.md (tls_modbase_operand): New.
2728 (tp_or_register_operand): New.
2730 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2732 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2733 (look_for_address_of): Ditto.
2734 (ipa_init): Walk the function decls.
2735 (static_execute): Don't set readonly on FUNCTION_DECL's.
2737 2006-01-18 Roger Sayle <roger@eyesopen.com>
2739 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2740 for shifts where the source and destination registers are different.
2742 2006-01-18 Paul Brook <paul@codesourcery.com>
2744 Merge from csl-arm-branch.
2745 2005-03-14 Julian Brown <julian@codesourcery.com>
2746 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2747 (aeabi_llsl): Likewise.
2748 (ashrdi3): Likewise.
2749 (aeabi_lasr): Likewise.
2750 (lshrdi3): Likewise.
2751 (aeabi_llsr): Likewise.
2752 2005-03-10 Julian Brown <julian@codesourcery.com>
2753 * config.gcc: Disable shared libgcc for SymbianOS.
2754 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2756 2006-01-18 DJ Delorie <dj@redhat.com>
2758 * c-pragma.c (handle_pragma_diagnostic): New.
2759 (init_pragma): Register it.
2760 * doc/extend.texi: Document it.
2762 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2763 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2764 (diagnostic_context): Add classify_diagnostic[].
2765 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2766 as errors if they're overridden to DK_WARNING.
2767 (diagnostic_initialize): Initialize classify_diagnostic[].
2768 (diagnostic_set_kind_override): New.
2769 (diagnostic_report_diagnostic): Check for kind changes.
2770 * opts.c (common_handle_option): Take lang_mask. Update callers.
2772 * common.opt (Werror=): New.
2773 * doc/invoke.texi: Document -Werror=*
2775 2006-01-18 Jeff Law <law@redhat.com>
2777 * tree-vrp.c (test_for_singularity): Correct test for new
2778 min limit. Use operand_equal_p rather than pointer equality
2779 for testing if new min/max values are equal.
2781 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2782 using range information until after propagation and folding.
2784 2006-01-18 Richard Henderson <rth@redhat.com>
2785 Aldy Hernandez <aldyh@redhat.com>
2786 Jakub Jelinek <jakub@redhat.com>
2787 Diego Novillo <dnovillo@redhat.com>
2789 * omp-low.c: New file.
2790 * c-omp.c: New file.
2792 2006-01-18 Richard Henderson <rth@redhat.com>
2793 Jakub Jelinek <jakub@redhat.com>
2794 Diego Novillo <dnovillo@redhat.com>
2796 * doc/invoke.texi: Document -fopenmp.
2797 * tree-dump.h (debug_function): Declare.
2798 * hooks.c (hook_bool_tree_bool_false): New function.
2799 (hook_tree_tree_null): Remove.
2800 (hook_tree_tree_tree_null): New.
2801 * hooks.h: Update to match.
2802 * tree-pretty-print.c (debug_tree_chain): New.
2803 (print_generic_expr): Handle TDF_CHAIN.
2804 (dump_generic_node): Handle BLOCK.
2805 Do not abort with incomplete SWITCH_EXPRs.
2806 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2807 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2808 print space after directive name.
2809 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2810 Handle OMP_MASTER and OMP_ORDERED.
2811 Handle printing of OMP_BODY just in one place, goto
2812 dump_omp_body in the rest of OMP_* nodes that have
2814 Don't handle clause nodes here. Update omp statements to
2815 use dump_omp_clauses.
2816 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2817 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2818 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2819 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2820 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2821 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2822 Adjust output for GOMP_PARALLEL.
2823 (dump_omp_clauses): New.
2824 (print_declaration): Dump DECL_VALUE_EXPR.
2825 (op_symbol_1): Split out of op_symbol.
2826 (dumping_stmts): Remove. Update all users.
2827 * cgraph.c (cgraph_analyze_queue): New.
2828 (cgraph_add_new_function): New.
2829 * cgraph.h (cgraph_analyze_queue): Declare.
2830 (cgraph_add_new_function): Declare.
2831 (cgraph_lower_function): Remove.
2832 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2833 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2834 and TYPE_P nodes in its default clause.
2835 (empty_body_p): New.
2836 (tree_range_check_failed): New.
2838 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2839 OMP_CLAUSE_REDUCTION_MERGE,
2840 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2841 OMP_CLAUSE_PRIVATE_DEBUG,
2842 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2843 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2844 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2845 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2846 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2847 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2848 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2849 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2850 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2851 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2852 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2853 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2854 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2855 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2856 (TREE_RANGE_CHECK): New.
2857 (empty_body_p): Declare.
2858 (enum omp_clause_default_kind): New.
2859 (build_string_literal): Declare.
2860 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2861 (build5_stat, build5): Declare.
2862 * tree-pass.h (TDF_CHAIN): Define.
2863 * tree-pass.h (PROP_gimple_lomp): Define.
2864 (pass_lower_omp): Declare.
2865 * diagnostic.h (debug_tree_chain): Declare.
2866 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2868 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2869 * builtins.c (build_string_literal): Make extern.
2870 * gcc.c (include_spec_function): New.
2871 (static_spec_functions): Add it.
2872 (main): Move load of libgomp.spec ...
2873 (LINK_COMMAND_SPEC): ... here.
2874 (link_gomp_spec): New.
2875 (static_specs): Include it.
2876 (LINK_COMMAND_SPEC): Add link_gomp.
2877 (GOMP_SELF_SPECS): New.
2878 (driver_self_specs): Include it.
2879 (switch_matches): Don't mark inline.
2880 (main): Load libgomp.spec.
2881 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2882 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2883 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2884 * tree-gimple.h (enum omp_parallel): Declare.
2885 (determine_parallel_type): Declare.
2886 (omp_firstprivatize_variable): Declare.
2887 (omp_reduction_init): Declare.
2888 (diagnose_omp_structured_block_errors): Declare.
2889 (struct walk_stmt_info): Add want_return_expr.
2890 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2891 (find_omp_clause): Declare.
2892 (insert_field_into_struct): Declare.
2893 (struct walk_stmt_info): Move from tree-nested.c
2894 (walk_stmts): Declare.
2895 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2897 * cgraphunit.c (cgraph_lower_function): Make static.
2898 (cgraph_finalize_pending_functions): New.
2899 (cgraph_finalize_function): Call it.
2900 (cgraph_finalize_compilation_unit): Likewise.
2901 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2902 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2903 (BT_FN_UINT_UINT): New.
2904 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2905 DEF_FUNCTION_TYPE_VAR_4): Document.
2906 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2907 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2908 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2909 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2910 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2911 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2912 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2913 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2914 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2915 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2916 into separate files.
2917 (DEF_GOMP_BUILTIN): New.
2918 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2919 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2920 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2921 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2922 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2923 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2924 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2925 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2926 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2927 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2928 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2929 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2930 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2931 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2932 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2933 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2934 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2935 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2936 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2937 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2938 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2939 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2940 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2941 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2942 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2943 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2944 * sync-builtins.def: New file, moved from builtins.def.
2945 * omp-builtins.def: New file, moved from builtins.def.
2946 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2947 * gimple-low.c (lower_function_body): Clear data.
2948 (lower_stmt): Do not handle COMPOUND_EXPR.
2949 Remove call to print_node_brief.
2950 * c-tree.h (c_finish_omp_clauses): New prototype.
2951 (C_DECL_THREADPRIVATE_P): Define.
2952 (lookup_name_no_remap, c_omp_remap_private): Remove
2953 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2954 (check_for_loop_decls): Update decl.
2955 (lookup_name_no_remap, c_omp_remap_private): Declare.
2956 (build_indirect_ref, build_modify_expr, pushdecl,
2957 pushdecl_top_level): Move to c-common.h.
2958 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2959 before the switch, but just in the 2 places that need it.
2960 * c-decl.c (diagnose_mismatched_decls): Do not check for
2961 mismatched thread-local attributes when OLDDECL is marked
2962 threadprivate and NEWDECL has no thread-local attributes.
2963 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2964 (c_gimple_diagnostics_recursively): Rename from
2965 c_warn_unused_result_recursively. Invoke
2966 diagnose_omp_structured_block_errors.
2967 (check_for_loop_decls): Return a singular decl found.
2968 * langhooks.c (lhd_omp_predetermined_sharing): Return
2969 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2970 (lhd_omp_firstprivatize_type_sizes): New.
2971 (lhd_omp_assignment): New.
2972 (lhd_omp_predetermined_sharing): New.
2973 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2974 (struct lang_hooks_for_types): Add
2975 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2976 omp_predetermined_sharing, omp_disregard_value_expr,
2977 omp_private_debug_clause, omp_clause_default_ctor,
2978 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2979 (c_finish_omp_clauses): New.
2980 (c_finish_bc_stmt): Diagnose break within omp for.
2981 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2982 (build_unary_op): Return error_mark after reporting
2984 (build_modify_expr): Likewise.
2985 * gimplify.c: Include optabs.h and pointer-set.h.
2986 (enum gimplify_omp_var_data): Declare.
2987 (struct gimplify_omp_ctx): Declare.
2988 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2990 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2991 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2992 (splay_tree_compare_decl_uid): New.
2993 (new_omp_context): New.
2994 (delete_omp_context): New.
2995 (gimple_add_tmp_var): Call omp_add_variable.
2996 (gimplify_bind_expr): Likewise.
2997 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2998 true, disregard DECL_VALUE_EXPR on the decl if any.
2999 (gimplify_expr_in_ctx): New.
3000 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
3001 omp_add_variable, omp_notice_variable, omp_is_private
3002 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
3003 gimplify_adjust_omp_clauses, gimplify_omp_parallel
3004 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
3005 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
3006 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
3007 gimplify_omp_atomic): New.
3008 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
3009 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
3010 OMP_CRITICAL and OMP_ATOMIC.
3011 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
3012 * c-pragma.h (enum pragma_kind): Add
3013 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
3014 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
3015 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
3016 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
3017 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
3018 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
3019 PRAGMA_OMP_THREADPRIVATE.
3020 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
3021 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
3022 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
3023 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
3024 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
3025 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
3026 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
3027 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
3028 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
3029 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
3030 * tree-ssa-dce.c (find_control_dependence): Do not assume that
3031 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
3032 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
3034 (struct nesting_info): Add field_map,
3035 suppress_expansion, debug_var_chain.
3036 (create_nesting_tree): Initialize them.
3037 (lookup_field_for_decl): Use field_map.
3038 (get_nonlocal_debug_decl, get_local_debug_decl): New.
3039 (convert_local_omp_clauses): New.
3040 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
3041 (walk_body): Split out of walk_function.
3042 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
3043 (convert_nonlocal_reference): Handle omp statements.
3044 (convert_local_reference): Likewise.
3045 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
3046 (unnest_nesting_tree): New.
3047 (lower_nested_functions): Call it.
3048 (insert_field_into_struct): Make extern.
3049 (struct walk_stmt_info): Move to tree-gimple.h.
3050 (walk_stmts): Make extern.
3051 * omp-builtins.def: New file.
3052 * tree-iterator.c (expr_only): Clarify comment.
3053 * c-common.h (pushdecl_top_level, pushdecl,
3054 build_modify_expr, build_indirect_ref,
3055 c_finish_omp_master, c_finish_omp_critical,
3056 c_finish_omp_ordered, c_finish_omp_barrier,
3057 c_finish_omp_atomic, c_finish_omp_flush,
3058 c_finish_omp_for, c_split_parallel_clauses,
3059 omp_clause_default_kind, c_omp_sharing_predetermined,
3060 c_omp_remap_decl): Declare.
3061 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
3062 (OBJS-common): Add omp-low.o.
3063 (c-omp.o, omp-low.o): Add.
3064 (gimplify.o): Add dependency on $(OPTABS_H).
3065 (GTFILES): Add omp-low.c.
3066 (gt-stringpool.h): Add.
3067 * tree-cfg.c (set_bb_for_stmt): Do not update the
3068 block-to-labels map if we are currently expanding to RTL.
3069 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
3071 Handle IDENTIFIER_NODE.
3072 (tree_verify_flow_info): Do not ICE when emitting error
3073 messages about invalid labels.
3074 (dump_function_to_file): Reset CFUN before emitting the body
3076 (debug_function): New.
3077 * passes.c (init_optimization_passes): Schedule
3079 * langhooks-def.h (lhd_omp_predetermined_sharing,
3080 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
3082 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
3083 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
3084 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
3085 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
3086 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
3087 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
3088 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
3089 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
3090 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
3091 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
3092 (LANG_HOOK_DECLS): Use them.
3094 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
3095 Richard Henderson <rth@redhat.com>
3096 Jakub Jelinek <jakub@redhat.com>
3097 Diego Novillo <dnovillo@redhat.com>
3099 * c-parser.c (pragma_omp_clause): Define.
3100 (c_parser_declaration_or_fndef): Document OpenMP syntax.
3101 (c_parser_compound_statement): Likewise.
3102 (c_parser_statement): Likewise.
3103 (c_parser_pragma): Handle omp pragmas.
3104 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
3105 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
3106 (c_parser_omp_clause_name, check_no_duplicate_clause,
3107 c_parser_omp_variable_list,
3108 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
3109 c_parser_omp_clause_copyprivate,
3110 c_parser_omp_clause_default,
3111 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
3112 c_parser_omp_clause_lastprivate,
3113 c_parser_omp_clause_nowait,
3114 c_parser_omp_clause_num_threads,
3115 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
3116 c_parser_omp_clause_reduction,
3117 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
3118 c_parser_omp_all_clauses, c_parser_omp_structured_block,
3119 c_parser_omp_atomic, c_parser_omp_barrier,
3120 c_parser_omp_critical, c_parser_omp_flush,
3121 c_parser_omp_for_loop, c_parser_omp_for,
3122 c_parser_omp_master, c_parser_omp_ordered,
3123 c_parser_omp_sections_scope, c_parser_omp_sections,
3124 c_parser_omp_parallel, c_parser_omp_single,
3125 c_parser_omp_construct, c_parser_omp_threadprivate): New.
3126 * c-pragma.c (init_pragma): Do omp pragma registration here.
3127 * c.opt (fopenmp): New flag.
3129 2006-01-18 Eric Christopher <echristo@apple.com>
3131 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
3132 * config/darwin.h (GOMP_SELF_SPECS): Define.
3134 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3136 * rtl.h: Remove the prototype for reg_alloc.
3138 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3141 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
3142 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
3143 sjlj and dwarf2 exception handling.
3144 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
3145 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
3146 * pa/pa.c (function_value): Treat complex and vector types as
3148 (function_arg): Likewise. Only pass scalar floats in the floating
3149 point argument registers.
3150 * pa/t-slibgcc-dwarf-ver: New file.
3151 * pa/t-slibgcc-sjlj-ver: New file.
3152 * pa/t-slibgcc-elf-ver: Delete file.
3154 2006-01-19 Alan Modra <amodra@bigpond.net.au>
3156 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
3157 unlikely_test_section_p test.
3159 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3161 * mode-switching.c (optimize_mode_switching): Make it static.
3162 * basic-block.h: Remove the prototype for
3163 optimize_mode_switching.
3165 * modulo-sched.c (sms_schedule): Make it static.
3166 * rtl.h: Remove the prototype for sms_schedule.
3168 * postreload-gcse.c (gcse_after_reload_main): Make it static.
3169 * rtl.h: Remove the prototype for gcse_after_reload_main.
3171 * reg-stack.c (reg_to_stack): Make it static.
3172 * rtl.h: Remove the prototype for reg_to_stack.
3174 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
3176 * rtl.h: Remove the prototypes for regrename_optimize and
3177 copyprop_hardreg_forward.
3179 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
3181 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
3182 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
3183 Test against the appropriate null constant for the mode.
3184 If 'fixup_overlap' is true, swap the operands if they overlap.
3185 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
3186 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
3187 alpha_split_tmode_pair and adjust for above change.
3188 * config/alpha/alpha.md (movtf_internal): Adjust call to
3189 alpha_split_tfmode_pair and rely on it to swap the operands.
3190 (movti_internal): New insn and post-reload splitter.
3191 (movti): New expander.
3193 2006-01-18 Philippe De Muyter <phdm@macqel.be>
3195 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
3198 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3200 * rtlanal.c (global_reg_mentioned_p_1,
3201 global_reg_mentioned_p): Remove.
3202 * rtl.h: Remove the prototype for global_reg_mentioned_p.
3204 * flow.c (initialize_uninitialized_subregs): Make it static.
3205 * rtl.h: Remove the prototype for
3206 initialize_uninitialized_subregs.
3208 * function.c (instantiate_virtual_regs): Make it static.
3209 * function.h: Remove the prototype for
3210 instantiate_virtual_regs.
3212 * regmove.c (regmove_optimize, combine_stack_adjustments):
3214 * rtl.h: Remove the prototypes for regmove_optimize and
3215 combine_stack_adjustments.
3217 2006-01-17 Roger Sayle <roger@eyesopen.com>
3219 * config/i386/i386.c (COSTS_N_BYTES): New macro.
3220 (size_cost): Encode costs in bytes so that a reg-reg addition is
3221 equivalent to COSTS_N_INSNS(1).
3222 (override_options): Use the size_cost.branch_cost as the default
3223 ix86_branch_cost when optimizing for size.
3225 2006-01-18 Ben Elliston <bje@au.ibm.com>
3227 * Makefile.in (D32PBIT_FUNCS): New.
3228 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
3229 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
3230 D64PBIT_FUNCS and D128PBIT_FUNCS.
3231 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
3232 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
3234 (decnumber_dep): Define.
3235 * doc/libgcc.texi (Decimal float library routines): New node.
3236 * config/dfp-bit.h, config/dfp-bit.c: New files.
3238 2006-01-18 Ben Elliston <bje@au.ibm.com>
3240 * expr.c (emit_move_change_mode): Always adjust addresses, not
3241 just during reload. Copy replacements only during reload.
3242 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
3243 emit_move_via_integer.
3245 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
3247 * Makefile.in (check-%, check-consistency): Use $${srcdir}
3248 instead of $(srcdir) and ${srcdir}.
3250 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
3254 * arm.h (struct machine_function): Add pic_reg.
3255 * arm.c (arm_pic_register): Make unsigned.
3256 (arm_override_options): Only set arm_pic_register if
3257 TARGET_SINGLE_PIC_BASE.
3258 (use_return_insn): Only test for a pic register if it is fixed.
3259 (arm_compute_save_reg0_reg12_mask): Likewise.
3260 (thumb_compute_save_reg_mask): Likewise.
3261 (legitimate_pic_operand): Factor out some known invariants.
3262 (legitimize_pic_address): If we don't have a fixed pic register,
3263 then set up a pseudo in the function entry sequence. Handle the
3264 pic base being in a pseudo.
3265 (arm_load_pic_register): Handle the pic register being in a pseudo.
3266 (arm_expand_prologue): Only set up the pic register if it is fixed.
3267 (thumb_expand_prologue): Likewise.
3268 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
3269 (pic_load_addr_based_insn): Likewise.
3270 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
3273 2006-01-18 Ben Elliston <bje@au.ibm.com>
3275 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
3276 decimal float modes for all floating point registers.
3278 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
3279 match_code "mem" with match_test "macho_lo_sum_memory_operand".
3281 2006-01-17 Jakub Jelinek <jakub@redhat.com>
3284 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
3285 even when the pointer is not NULL.
3287 2006-01-16 Ian Lance Taylor <ian@airs.com>
3289 * common.opt (ftoplevel-reorder): New option.
3290 * cgraph.c (cgraph_asm_nodes): New global variable.
3291 (cgraph_asm_last_node): New static variable.
3292 (cgraph_order): New global variable.
3293 (cgraph_create_node): Set new order field.
3294 (cgraph_varpool_node): Likewise.
3295 (decide_is_variable_needed): Return true if not
3296 flag_toplevel_reorder.
3297 (cgraph_add_asm_node): New function.
3298 * cgraph.h (struct cgraph_node): Add order field.
3299 (struct cgraph_varpool_node): Add order field.
3300 (struct cgraph_asm_node): Define.
3301 (cgraph_asm_nodes, cgraph_order): Declare.
3302 (cgraph_add_asm_node): Declare.
3303 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
3305 (cgraph_varpool_assemble_pending_decls): Call it.
3306 (cgraph_output_pending_asms): New static function.
3307 (cgraph_finalize_compilation_unit): Call it.
3308 (struct cgraph_order_sort): Define.
3309 (cgraph_output_in_order): New static function.
3310 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
3311 !flag_toplevel_reorder case.
3312 * c-parser.c: Include "cgraph.h".
3313 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
3315 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
3316 than -fno-unit-at-a-time.
3317 * doc/invoke.texi (Option Summary): Mention
3318 -fno-toplevel-reorder.
3319 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
3320 -funit-at-a-time documentation.
3322 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
3323 Kazu Hirata <kazu@codesourcery.com>
3325 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
3327 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
3329 * Makefile.in (FUNCTION_H): New. Use it instead of
3330 function.h throughout the file.
3331 * function.h: Include tree.h.
3333 2006-01-17 Ben Elliston <bje@au.ibm.com>
3335 * recog.c: Separate some functions with whitespace.
3337 2006-01-16 Richard Henderson <rth@redhat.com>
3339 Merge from gomp branch:
3340 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
3341 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
3342 and rename from struct inline_data. Rename callee* to dst*;
3343 caller* to src*; add copy_decl hook, transform_call_graph_edges,
3344 transform_new_cfg, transform_return_to_modify, and
3345 transform_lang_insert_block flags; remove cloning_p, versioning_p,
3347 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
3348 (copy_decl_for_dup): Remove.
3349 * tree-inline.c (struct inline_data): Move to header.
3350 (insert_decl_map): Export.
3351 (remap_decl): Update for member name changes. Use copy_decl hook.
3352 Allow for replacement to be a non-decl. Remove dead code.
3353 (remap_type_1): Check for existing mapping.
3354 (remap_type): Export.
3355 (remap_decls): Update for member name changes.
3356 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
3357 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
3358 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
3359 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
3360 (tree_function_versioning, build_duplicate_type): Likewise.
3361 (copy_body_r): Likewise. Export.
3362 (copy_decl_for_dup): Split into ...
3363 (copy_decl_for_dup_finish, copy_decl_to_var,
3364 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
3365 (replace_ref_tree, inlining_p): Remove.
3367 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3369 * ifcvt.c (if_convert): Make it static.
3370 * rtl.h: Remove the prototype for if_convert.
3372 * local-alloc.c (local_alloc): Make it static.
3373 * rtl.h: Remove the prototype for local_alloc.
3375 * loop.c (loop_optimize): Make it static.
3376 * cfgloop.h: Remove the prototype for loop_optimize.
3379 2006-01-16 DJ Delorie <dj@redhat.com>
3381 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
3384 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3386 * pa.md: Disparage copies between general and floating-point registers
3387 in 32-bit move patterns.
3389 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
3392 * Makefile.in (check-%): Depend on site.exp instead of
3393 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
3396 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3398 * global.c (global_alloc): Make it static.
3399 * rtl.h: Remove the prototype for global_alloc.
3401 2006-01-16 Richard Guenther <rguenther@suse.de>
3403 * tree-ssa-alias.c (struct used_part): Add write_only field.
3404 (get_or_create_used_part_for): Initialize it to true.
3405 (create_overlap_variables_for): Don't create structure variables
3406 for structures that only are written to.
3407 (find_used_portions): Handle MODIFY_EXPR to track whether a
3408 structure is only written to.
3410 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3412 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
3414 * basic-block.h: Remove the prototype for
3415 partition_hot_cold_basic_blocks.
3417 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
3419 * cppspec.c (lang_specific_spec_functions): Remove.
3420 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
3421 * gcc.h (lang_specific_spec_functions): Remove.
3422 * gccspec.c (lang_specific_spec_functions): Remove.
3424 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
3426 * combine.c (record_value_for_reg): Invalidate registers
3428 (record_dead_and_set_regs_1): Likewise, by passing them to
3429 record_value_for_reg.
3430 (record_dead_and_set_regs): Invalidate stores made by a
3431 call. We do not combine across a call, but we still
3432 relied on equivalences.
3434 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3436 * tree-vrp.c (extract_range_from_binary_expr): Cope with
3437 vrp_int_const_binop returning non-constant nodes.
3439 2006-01-16 Paul Brook <paul@codesourcery.com>
3441 * config/m68k/m68k.c (output_move_const_into_data_reg):
3442 Output correct mnemonic for mvz and mvs.
3444 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
3446 * rtl-factoring.c: Add sequence abstraction algorithm.
3447 * cfgcleanup.c (outgoing_edges_match): Extra checks.
3448 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
3450 (block_has_preserve_label): New function.
3451 * common.opt: Register new pass.
3452 * Makefile.in: Ditto.
3454 * timevar.def: Ditto.
3455 * tree-pass.h: Ditto.
3456 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
3457 * rtl.h (make_jump_insn_raw): Add forward decl.
3458 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
3460 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3461 Roger Sayle <roger@eyesopen.com>
3463 * fold-const.c (fold_minmax): New static function.
3464 (fold_binary) <MIN_EXPR>: Call it.
3465 <MAX_EXPR>: Likewise.
3466 * stor-layout.c (place_field): Use DECL_SIZE consistently
3467 in the computation of the new record size.
3469 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3471 * cse.c (cse_condition_code_reg): Make it static.
3472 * rtl.h: Remove the prototype for cse_condition_code_reg.
3474 * combine.c (combine_instructions): Make it static.
3475 * rtl.h: Remove the prototype for combine_instructions.
3477 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3480 * tree.c (get_file_function_name_long): Concatenate the first global
3481 object name with a string derived from the input filename of the object
3484 2006-01-16 Ben Elliston <bje@au.ibm.com>
3486 * config/i386/winnt-stubs.c: Update FSF address.
3487 * config/xtensa/ieee754-df.S: Ditto.
3488 * config/xtensa/ieee754-sf.S: Ditto.
3490 2006-01-14 Ian Lance Taylor <ian@airs.com>
3492 * ifcvt.c (noce_init_if_info): New static function, broken out of
3493 noce_process_if_block.
3494 (noce_process_if_block): Call noce_init_if_info.
3495 (check_cond_move_block): New static function.
3496 (cond_move_process_if_block): New static function.
3497 (process_if_block): Call cond_move_process_if_block.
3499 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
3501 * cselib.c (hash_table): Rename to cselib_hash_table.
3502 (cselib_clear_table, discard_useless_values,
3503 remove_useless_values, cselib_lookup_mem, cselib_lookup,
3504 cselib_init, cselib_finish): Adjust uses of hash_table.
3506 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
3508 PR tree-optimization/25485
3509 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
3510 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
3511 is known to be false and true, respectively.
3513 2006-01-14 Richard Guenther <rguenther@suse.de>
3515 PR tree-optimization/22548
3516 PR tree-optimization/22555
3517 PR tree-optimization/22501
3518 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
3519 * params.def (salias-max-array-elements): New parameter.
3520 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
3521 * doc/invoke.texi (salias-max-array-elements): Document.
3522 * tree-flow-inline.h (var_can_have_subvars): We also handle
3524 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
3526 * tree-ssa-structalias.c (params.h): Include.
3527 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
3528 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
3529 (get_constraint_for): For ADDR_EXPR operating on something
3530 containing an ARRAY_REF, add all subvars to the solution.
3531 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
3532 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
3533 for creating MUST_DEFs.
3534 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
3536 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3538 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
3540 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3541 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
3542 number_of_iterations_le): New functions.
3543 (number_of_iterations_special): Removed.
3544 (number_of_iterations_exit): Do not use number_of_iterations_special.
3545 * tree.c (unsigned_type_for): Always return integer type.
3547 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
3548 Richard Guenther <rguenther@suse.de>
3550 PR rtl-optimization/24257
3551 * gcse.c (find_moveable_store): Only consider a store movable
3552 when the SET_SRC of the insn can be assigned to a register.
3554 2006-01-14 Ian Lance Taylor <ian@airs.com>
3556 * tree.c (tree_not_class_check_failed): New function.
3557 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
3558 (tree_not_class_check_failed): Declare.
3560 2006-01-13 Ian Lance Taylor <ian@airs.com>
3562 * reload1.c (do_output_reload): Add assertion rejecting a
3565 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
3567 * combine.c (struct reg_stat): Add new fields truncation_label and
3569 (record_value_for_reg): Reset truncated_to_mode.
3570 (record_truncated_value): New function.
3571 (check_promoted_subreg): Call it. Rename to check_conversions.
3572 (combine_instructions): Rename check_promoted_subreg to
3574 (reg_truncated_to_mode): New function.
3575 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
3576 (gen_lowpart_or_truncate): New function.
3577 (force_to_mode): Use it instead of gen_lowpart.
3579 2006-01-13 Diego Novillo <dnovillo@redhat.com>
3581 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
3582 VAR is a tag, not its type tag.
3584 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
3586 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
3587 alternatives to match style of other entries.
3588 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
3590 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
3592 PR tree-optimization/25771
3593 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
3596 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
3599 * tree-inline.c (declare_return_variable): If the return variable
3600 was marked as a non gimple complex, set the return slot variable
3601 to be a non gimple comple variable.
3603 2006-01-13 Richard Guenther <rguenther@suse.de>
3605 * builtins.c (expand_builtin_sincos): New function.
3606 (expand_builtin_mathfn_3): Remove dead code, sin and cos
3608 (expand_builtin): Expand sincos using expand_builtin_sincos.
3610 2006-01-12 DJ Delorie <dj@redhat.com>
3612 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
3613 shift counts, separate SI shifts for m32c vs m16c, pass shift type
3614 so that constant shifts can be split.
3615 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
3616 (m32c_valid_pointer_mode): Make static.
3617 (shift_gen_func_for): New.
3618 (m32c_prepare_shift): Use it. Split large const shifts into
3620 * config/m32c/predicates.md (shiftcount_operand): Allow more
3622 (longshiftcount_operand): New.
3623 * doc/md.texi (Machine Constraints): Document In6.
3625 2006-01-13 Ben Elliston <bje@au.ibm.com>
3627 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
3628 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
3631 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
3633 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
3634 to try to avoid clobbering pieces of structures when we know
3635 something about the whole structure.
3636 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
3638 2006-01-13 Ben Elliston <bje@au.ibm.com>
3640 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
3641 return in memory, as this is no limitation is no longer present.
3643 2006-01-12 DJ Delorie <dj@redhat.com>
3645 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
3646 mova with fb, and for fb+0 -> An.
3648 * config/m32c/mov.md (peephole2): Fix enabling logic.
3650 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
3651 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
3652 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
3653 FINI_ARRAY_SECTION_ASM_OP): Define.
3655 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
3657 (m32c_legitimize_reload_address): New logic to reload FB to An.
3658 (m32c_output_reg_push): Add newline.
3659 (m32c_output_reg_pop): Likewise.
3661 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
3663 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
3665 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3667 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3669 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3671 * config/sh/predicates.md (sh_rep_vec): Add parallel to
3674 2006-01-11 Ben Elliston <bje@au.ibm.com>
3676 * rtlanal.c (find_reg_note): Assert insn is not null.
3678 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3680 * df-scan.c (df_hard_reg_init): Move declaration of i outside
3683 2006-01-11 Jeff Law <law@redhat.com>
3685 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
3687 (mark_threaded_blocks, register_jump_thread): New functions.
3688 (thread_through_all_blocks): Remove unwanted argument. No
3689 longer rely on e->aux to communicate thread target info.
3690 Call mark_threaded_blocks. Release the threaded_blocks
3691 bitmap and threaded_edges vector when complete.
3692 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
3693 (threaded_blocks): Remove.
3694 (tree_ssa_dominator_optimize): Remove initialization and
3695 finalization of threaded_blocks. Simplify call to
3696 thread_through_all_blocks.
3697 (thread_across_edge): Call register_jump_thread rather than
3698 storing thread information into e->aux.
3699 (free_all_edge_infos): Simplify now that e->aux is no longer
3700 used to communicate with thread_through_all_blocks.
3701 * tree-flow.h (thread_through_all_blocks): Update prototype.
3702 (register_jump_thread): Prototype.
3704 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3706 * df-core.c (df_compact_blocks, df_bb_replace): Use
3707 SET_BASIC_BLOCK instead of BASIC_BLOCK.
3709 2006-01-11 Richard Guenther <rguenther@suse.de>
3711 PR tree-optimization/25734
3712 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3713 stop propagation after successful propagation to the LHS.
3715 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3717 * basic-block.h (control_flow_graph): Change the type of
3718 x_basic_block_info to VEC(basic_block,gc) *.
3719 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
3721 (SET_BASIC_BLOCK): New.
3722 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
3723 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
3724 * cfgbuild.c (find_basic_blocks): Likewise.
3725 * cfglayout.c (fixup_reorder_chain): Likewise.
3726 * cfgrtl.c (create_basic_block_structure,
3727 rtl_create_basic_block): Likewise.
3728 * ifcvt.c (find_if_case_1): Likewise.
3729 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3732 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3734 * Makefile.in: Removed rotted odf.c entry.
3736 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3739 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3740 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3741 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3742 output pattern modifier, not %e.
3743 * config/cris/cris.c (cris_op_str): Update comment about pattern
3745 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3746 before falling through into...
3747 <case 'E'>: Redefined from old 'e' case.
3749 2006-01-11 Jan Hubicka <jh@suse.cz>
3752 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3754 2006-01-11 Jan Hubicka <jh@suse.cz>
3756 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3757 * i386.c (x86_decompose_lea): Kill.
3758 (ix86_rtx_costs): Kill.
3760 2006-01-11 Jan Hubicka <jh@suse.cz>
3762 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3763 * cgraph.h (cgraph_node): Add inline_decl.
3764 (cgraph_insert_node_to_hashtable): Declare.
3765 (save_inline_function_body): Declare.
3766 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3768 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3769 (cgraph_function_versioning): Update call of tree_function_versioning.
3770 (save_inline_function_body): New function.
3771 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3772 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3773 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3774 (cgraph_default_inline_p): Likewise.
3775 (cgraph_decide_inlining_incrementally): Likewise.
3776 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3777 (copy_bb): Kill saving; do updating of clones.
3778 (copy_cfg_body): Kill saving.
3779 (initialize_inlined-parameters): Likewise.
3780 (expand_call_inline): Likewise.
3782 (tree_function_versioning): New parameter "update_clones".
3783 (inlining_p): Kill saving.
3784 * tree-inline.h (tree_function_versioning): Update prototype.
3785 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3788 2006-01-11 Ian Lance Taylor <ian@airs.com>
3790 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3791 Allow undoing set of machine mode.
3792 (do_SUBST): Use enums instead of is_int.
3793 (do_SUBST_MODE): New function.
3794 (SUBST_MODE): New macro.
3795 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3796 reg and trying to replace reg_regno_rtx with a new register.
3797 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3798 (simplify_set): Use SUBST_MODE.
3799 (distribute_notes): Remove code that tried to update reg notes
3800 for regno_reg_rtx changes.
3802 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3804 PR tree-optimization/23109
3805 PR tree-optimization/23948
3806 PR tree-optimization/24123
3808 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3809 * tree-cfg.c (single_noncomplex_succ): New.
3810 * tree-flow.h (single_noncomplex_succ): Declare it.
3811 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3812 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3813 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3814 insert_bb, register_division_in, insert_reciprocals,
3815 replace_reciprocal, free_bb): New.
3816 (execute_cse_reciprocals_1): Rewritten.
3817 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3818 Do not commit any edge insertion. Always compute dominators and
3819 create the allocation pool.
3820 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3821 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3822 * targhooks.c (default_min_divistions_for_recip_mul): New.
3823 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3824 * passes.c (init_optimization_passes): Run recip after tree loop
3826 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3828 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3829 Kenneth Zadeck <zadeck@naturalbridge.com>
3831 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3832 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3833 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3834 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3835 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3836 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3837 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3838 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3839 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3840 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3841 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3842 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3843 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3844 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3845 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3846 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3847 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3848 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3849 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3850 DF_SCAN_POST_ALLOC): New macros.
3851 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3852 df_free_bb_function, df_local_compute_function, df_init_function,
3853 df_dataflow_function, df_confluence_function_0,
3854 df_confluence_function_n, df_transfer_function,
3855 df_finalizer_function, df_free_function, df_dump_problem_function,
3856 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3857 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3858 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3859 df_urec_bb_info, ) New types.
3860 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3862 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3863 df_analyze_simple_change_some_blocks,
3864 df_analyze_simple_change_one_block, df_compact_blocks,
3865 df_bb_replace, df_bb_regno_last_use_find,
3866 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3867 df_insn_regno_def_p, df_find_def, df_find_use,
3868 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3869 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3870 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3871 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3872 debug_df_chain, df_get_dependent_problem, df_chain_create,
3873 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3874 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3875 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3876 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3877 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3878 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3879 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3880 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3881 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3882 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3883 df_reorganize_refs, df_set_state, df_hard_reg_init,
3884 df_read_modify_subreg_p) New public functions.
3885 * df-core.c: The core dataflow solver and glue routines for rtl
3887 (df_init, df_add_problem, df_set_blocks, df_finish,
3888 df_hybrid_search_forward, df_hybrid_search_backward,
3889 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3890 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3891 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3892 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3893 df_reg_defined, df_find_use, df_reg_used, df_dump,
3894 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3895 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3896 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3897 debug_df_useno, reset_df_after_reload): New functions.
3898 * df-scan.c: The scanning fuctions, once in df.c, completely
3899 rewritten so that they now fully model the functionality of
3900 register usage at the backend.
3901 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3902 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3903 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3904 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3905 df_get_artificial_defs, df_get_artificial_uses,
3906 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3907 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3908 df_refs_delete, df_reorganize_refs, df_set_state,
3909 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3910 df_def_record_1, df_defs_record, df_uses_record,
3911 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3912 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3913 df_record_exit_block_uses, df_hard_reg_init): New functions.
3915 * df-problems.c: Seven concrete dataflow problems that use the
3916 scanning in df-scan.c and are solved by the engine in df-core.c.
3917 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3918 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3919 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3920 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3921 df_ru_free_bb_info, df_ru_alloc,
3922 df_ru_bb_local_compute_process_def,
3923 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3924 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3925 df_ru_transfer_function, df_ru_free, df_ru_dump,
3926 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3927 df_rd_free_bb_info, df_rd_alloc,
3928 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3929 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3930 df_rd_transfer_function, df_rd_free, df_rd_dump,
3931 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3932 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3933 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3934 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3935 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3936 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3937 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3938 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3939 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3940 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3941 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3942 df_urec_mark_reg_use_for_earlyclobber,
3943 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3944 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3945 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3946 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3947 df_chain_create_bb_process_use, df_chain_create_bb,
3948 df_chain_finalize, df_chain_free, df_chains_dump,
3949 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3950 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3951 df_reg_lifetime): New functions.
3952 * df.c: Deleted file.
3953 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3954 consistent with new df api.
3955 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3956 rest_of_handle_sms): Ditto.
3957 * web.c (unionfind_union, union_defs, entry_register, web_main):
3959 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3960 invariant_expr_equal_p, find_defs, check_dependencies,
3961 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3962 free_inv_motion_data, move_loop_invariants): Ditto.
3963 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3964 Update dependencies.
3965 (odf.c): Added defective entry that was deleted later in day.
3966 * sched-deps.c (sched_analyze_1): Ditto.
3968 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3970 * tree-ssa-operands.c (get_expr_operands): Record addressable
3971 variables directly. Do not call add_stmt_operands for CONST_DECLs
3973 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3974 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3976 2006-01-11 Ben Elliston <bje@au.ibm.com>
3978 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3979 function returns true in the positive case.
3981 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3984 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3985 for SI, DI, SF and DF modes. Add alternatives to copy between
3986 general and floating point registers to the 32-bit patterns.
3987 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3988 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3989 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3990 generating 64-bit code.
3991 * config/pa/pa.c (output_move_double): Handle copies between general
3992 and floating registers.
3994 2006-01-10 Stuart Hastings <stuart@apple.com>
3996 * config/i386/i386.md (set_got): Update.
3997 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3998 (builtin_setjmp_receiver): Mach-O support.
3999 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
4000 (GOT_SYMBOL_NAME): Define.
4001 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4002 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
4003 * config/i386/i386.c (override_options): Revise for Darwin.
4004 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
4005 support. (darwin_x86_file_end): New. (output_set_got): Add label
4006 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
4007 * config/i386/i386-protos.h (output_set_got): Likewise.
4008 * config/darwin.c (machopic_legitimize_pic_address): Update
4011 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
4013 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
4014 when MODE isn't BLKmode.
4016 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4018 PR rtl-optimization/25367
4019 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
4021 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
4024 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
4025 for a negative bound.
4027 2006-01-10 Richard Guenther <rguenther@suse.de>
4029 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4030 Never override with anything constraint.
4032 2006-01-10 Jan Beulich <jbeulich@novell.com>
4034 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
4035 256 bits when optimize_size.
4037 2006-01-10 Jan Beulich <jbeulich@novell.com>
4039 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
4041 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
4042 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
4045 2006-01-10 Ben Elliston <bje@au.ibm.com>
4047 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
4049 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
4050 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4051 (USE_FP_FOR_ARG): Reject decimal float modes.
4052 (function_arg_advance): Likewise.
4053 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
4054 (rs6000_handle_altivec_attribute): Do not permit decimal floating
4055 point types in AltiVec vectors.
4056 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
4057 (rs6000_libcall_value): Likewise.
4059 2006-01-09 Bob Wilson <bob.wilson@acm.org>
4061 * config/xtensa/ieee754-df.S: New file.
4062 * config/xtensa/ieee754-sf.S: New file.
4063 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
4064 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
4065 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
4067 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
4069 * config/sh/predicates.md (binary_float_operator,
4070 binary_logical_operator, commutative_float_operator,
4071 equality_comparison_operator, greater_comparison_operator,
4072 less_comparison_operator, logical_operator,
4073 noncommutative_float_operator, shift_operator,
4074 symbol_ref_operand, unary_float_operator): Remove redundant
4077 2006-01-09 Jeff Law <law@redhat.com>
4079 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
4080 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
4081 now unused arguments. Callers updated.
4082 (eliminate_redundant_computations): Remove now unused arguments,
4084 (local_fold): Remove, no longer used.
4085 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
4087 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
4088 (simplify_cond): New function.
4089 (forward_propagate_into_cond): Call simplify_cond.
4091 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
4093 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
4094 (*vec_extractv2di_1_sse): New.
4096 2006-01-09 Ben Elliston <bje@au.ibm.com>
4098 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
4100 2006-01-08 Richard Guenther <rguenther@suse.de>
4102 * tree-ssa-structalias.c (get_constraint_for): Remove
4104 (get_constraint_for_component_ref): Likewise.
4105 (do_deref): Likewise.
4106 (get_constraint_for): Likewise.
4107 (do_structure_copy): Likewise.
4108 (handle_ptr_arith): Likewise.
4109 (find_func_aliases): Likewise. Remove unused need_anyoffset
4112 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
4113 Kaz Kojima <kkojima@gcc.gnu.org>
4115 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
4116 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
4117 (EXTRA_CONSTRAINT_C16): Remove.
4118 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
4119 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
4120 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
4121 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
4122 constants of SHmedia. Handle nested constant expressions of
4124 (andcosts): Fix the costs for SHmedia constants.
4125 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
4126 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
4127 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
4128 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
4129 (movv4hi_i, movv2si_i): Likewise.
4130 (movsi_const): Adjust the second operand of ior so to match with
4132 (movdi_const, movdi_const_32bit): Likewise.
4133 (movdi_const_16bit+1): Don't sign-extend LOW.
4134 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
4136 (*double_shori): Fix the split condition. Use GEN_INT instead
4137 of get_int_mode calls. Mask lower 16-bit of the argument of
4139 (sym2GOTPLT): Remove.
4140 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
4142 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
4143 instead of EXTRA_CONSTRAINT_C16.
4145 2006-01-07 Ian Lance Taylor <ian@airs.com>
4146 David Edelsohn <edelsohn@gnu.org>
4148 PR rtl-optimization/25662
4149 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
4150 for constant operands instead of simplify_gen_binary.
4151 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
4152 after trying simplify_binary_operation
4154 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
4156 * tree.c (iterative_hash_expr): Hash decls based on UID.
4158 2006-01-06 Eric Christopher <echristo@apple.com>
4160 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
4161 (TARGET_UNWIND_EMIT): Fix spelling.
4162 * target.h (gcc_target): Add except_table_label.
4163 * except.c (output_function_exception_table): Use.
4164 * varasm.c (default_emit_except_table_label): New.
4165 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
4167 (asm_out): Add here.
4168 * output.h (default_emit_except_table_label): Prototype.
4169 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
4170 * config/darwin.c (darwin_emit_except_table_label): Define.
4171 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
4173 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
4175 PR tree-optimization/18527
4176 * tree-ssa-loop-niter.c (number_of_iterations_cond,
4177 number_of_iterations_special, number_of_iterations_exit):
4178 Move base and step of an iv to a single structure. Add
4179 no_overflow flag, and use it in # of iterations analysis.
4180 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
4181 folded_casts argument.
4182 (simple_iv): Pass base and step in a structure. Set no_overflow
4184 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
4185 Evaluate expensiveness of computing # of iterations instead of
4186 the final expression.
4187 * tree-scalar-evolution.h (affine_iv): New structure.
4188 (simple_iv): Declaration changed.
4189 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
4190 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
4191 find_givs_in_stmt): Changed due to simple_iv change.
4193 2006-01-06 Jeff Law <law@redhat.com>
4196 * tree-cfg.c (bsi_replace): Rename final argument from
4197 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
4198 change (stmt -> orig_stmt).
4199 * tree-eh.c (verify_eh_throw_stmt_node): New function.
4200 (bsi_remove): Add new argument. Remove EH information
4202 (verify_eh_throw_table_statements): New function.
4203 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
4205 * tree-optimize.c (execute_free_cfg_annotations): Verify
4206 the EH throw statement table after removing annotations.
4207 * except.h (verify_eh_throw_table_statements): Prototype.
4208 * tree-flow.h (bsi_remove): Update prototype.
4209 * tree-vrp.c (remove_range_assertions): Add new argument to
4211 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
4212 * tree-complex.c (expand_complex_div_wide): Likewise.
4213 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
4214 * tree-tailcall.c (eliminate_tailcall): Likewise.
4215 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4216 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4217 * tree-nrv.c (tree_nrv): Likewise.
4218 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
4219 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
4220 (combine_blocks): Likewise.
4221 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
4222 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
4223 (cleanup_control_flow): Likewise.
4224 (remove_forwarder_block): Likewise.
4225 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4226 * tree-sra.c (sra_replace): Likewise.
4227 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
4228 (forward_propagate_single_use_vars): Likewise.
4229 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4230 * tree-inline.c (expand_call_inline): Likewise.
4231 * tree-vect-transform.c (vect_transform_loop): Likewise.
4232 * tree-outof-ssa.c (rewrite_trees): Likewise.
4233 * tree-cfg.c (make_goto_expr_edges): Likewise.
4234 (cleanup_dead_labels): Likewise.
4235 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
4236 (bsi_move_before, bsi_move_after): Likewise.
4237 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
4238 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
4240 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
4243 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
4245 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
4246 on non gimple variables. Also add checks at the top for decls and
4248 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
4250 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
4251 and IMAGPART_EXPR for creating MUST_DEFs.
4252 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
4253 and NAME_MEMORY_TAG separately from the DECLs.
4255 2006-01-06 Richard Guenther <rguenther@suse.de>
4257 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
4258 annotation, if necessary.
4259 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4260 redundant calls to update_stmt.
4261 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
4264 2006-01-05 Richard Henderson <rth@redhat.com>
4266 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
4268 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4270 * c-typeck.c: Update copyright date.
4272 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4274 * c-typeck.c (build_c_cast): Always warn when casting
4275 from a pointer to an integer of different size, even if
4276 the node was constant.
4278 2006-01-05 Richard Guenther <rguenther@suse.de>
4280 PR tree-optimization/22555
4281 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
4282 if one structure field is an array.
4283 * tree-ssa-operands.c (get_expr_operands): Continue scanning
4284 operands even if we found a subvar, but ignore VOPs in this
4286 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
4288 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
4290 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
4293 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
4295 2006-01-05 Richard Guenther <rguenther@suse.de>
4296 Diego Novillo <dnovillo@redhat.com>
4298 * tree-pass.h (TODO_remove_unused_locals): Define.
4299 * gimple-low.c (expand_var_p, remove_useless_vars,
4300 pass_remove_useless_vars): Remove. Update all users.
4301 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
4302 (remove_unused_locals): New function.
4303 * tree-flow.h (remove_unused_locals): Declare.
4304 * passes.c (execute_todo): Call remove_unused_locals if
4305 TODO_remove_unused_locals is set.
4306 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
4307 * tree-ssa-dce.c (pass_dce): Likewise.
4308 * tree-outof-ssa.c (pass_del_ssa): Likewise.
4310 2006-01-05 Richard Guenther <rguenther@suse.de>
4312 * tree-flow.h (struct fieldoff): Decompose field to
4313 type, size and decl.
4314 * tree-ssa-alias.c (create_sft): Take type as parameter.
4315 (create_overlap_variables_for): Store type, size and decl
4316 in the fieldoff structure.
4317 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
4319 (push_fields_onto_fieldstack): Likewise.
4320 (create_variable_info_for): Likewise. Use offset for the
4321 SFT name if the decl is not available.
4323 2006-01-04 Paul Brook <paul@codesourcery.com>
4325 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
4327 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
4329 * lambda-code.c (can_put_in_inner_loop): Relax
4331 (can_put_after_inner_loop): New function.
4332 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
4333 (perfect_nestify): Change to make copies and modify uses.
4335 2006-01-04 Richard Henderson <rth@redhat.com>
4337 Merge from gomp branch:
4338 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
4339 via integer constant.
4340 (pragma_lex): Remove.
4341 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
4342 rather than parsing it.
4343 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
4344 handle_pragma_extern_prefix): Add %< %> quotes.
4345 (registered_pragmas): New.
4346 (c_register_pragma_1): New.
4347 (c_register_pragma): Use it.
4348 (c_register_pragma_with_expansion): Likewise.
4349 (c_invoke_pragma_handler): New.
4350 (init_pragma): Use cpp_register_deferred_pragma directly for
4352 * c-pragma.h (enum pragma_kind): New.
4353 (pragma_handler): New.
4354 (c_invoke_pragma_handler): Declare.
4355 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
4357 * c-common.h (c_common_pch_pragma): Update decl.
4358 * Makefile.in (c-parser.o): Update dependencies.
4359 (GTFILES): Add c-pragma.h.
4360 * c-parser.c (struct c_token): Add pragma_kind.
4361 (struct c_parser): Add in_pragma.
4362 (c_lex_one_token): Always initialize keyword and pragma_kind.
4363 Extract data for CPP_PRAGMA.
4364 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
4365 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
4366 Don't allow CPP_PRAGMA_EOL if in_pragma.
4367 (c_parser_consume_pragma): New.
4368 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
4369 (c_parser_skip_to_end_of_parameter): Likewise.
4370 (c_parser_skip_to_end_of_block_or_statement): Likewise.
4371 (c_parser_skip_to_pragma_eol): New.
4372 (c_parser_external_declaration): Handle CPP_PRAGMA.
4373 (c_parser_compound_statement_nostart): Likewise.
4374 (c_parser_statement_after_labels): Likewise.
4375 (c_parser_pragma): New.
4376 (pragma_lex): Likewise.
4377 (c_parser_pragma_pch_preprocess): New.
4378 (c_parser_new): Merge into ...
4379 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
4381 2006-01-04 Jeff Law <law@redhat.com>
4384 * tree-cfg.c (bsi_replace): Remove the original statement
4385 from the EH throw statement table.
4387 2006-01-04 Jakub Jelinek <jakub@redhat.com>
4389 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
4390 make the prototype extern "C" and add throw ().
4393 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
4394 and pos non-negative and pos + len <= 32.
4395 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
4396 drop pos + len < HOST_BITS_PER_WIDE_INT test.
4397 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
4400 * c-common.c (handle_vector_size_attribute): Reject zero vector size
4401 as well as sizes not multiple of component size.
4404 * function.c (instantiate_expr): New function.
4405 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
4406 walk its DECL_VALUE_EXPR with instantiate_expr.
4408 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
4409 DW_OP_deref{,_size} if address isn't going to be added.
4411 2006-01-04 Ben Elliston <bje@au.ibm.com>
4413 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
4414 * config/fp-bit.c: Likewise.
4416 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
4418 * dominance.c: Add comment about why we use DFS numbering
4421 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4422 Richard Henderson <rth@redhat.com>
4424 Merge from gomp-branch:
4425 * varasm.c (assemble_variable): Handle thread-local COMMON data.
4426 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
4428 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
4430 PR rtl-optimization/25578
4431 * combine.c (combine_simplify_rtx, force_to_mode): Don't
4432 pass a parameter to simplify_shift_const if changing ASHIFTRT
4435 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
4437 * builtins.c (get_builtin_sync_mem): New function.
4438 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4439 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
4440 Call get_builtin_sync_mem to generate mem rtx.
4442 2006-01-03 Richard Guenther <rguenther@suse.de>
4445 * stmt.c (add_case_node): Make sure to clear overflow flags
4448 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4450 Merge from gomp-branch.
4451 * config/sparc/sync.md: New file.
4452 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
4453 UNSPECV_LDSTUB): New constants.
4454 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
4455 * config/sparc/predicates.md (memory_reg_operand): New predicate.
4456 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
4459 2006-01-03 Roger Sayle <roger@eyesopen.com>
4461 * combine.c (reg_subword_p): New predicate to test whether the
4462 destination of a set refers to a subword/piece of a register.
4463 (try_combine): Generalize the code to merge the setting of a
4464 pseudo to a constant followed by a set of a subword of that
4465 register to a constant.
4467 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
4469 * basic-block.h (control_flow_graph): Change the type of
4470 x_label_to_block_map to VEC(basic_block,gc) *.
4471 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
4472 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
4474 * tree-ssa-propagate.c (cfg_blocks): Change the type to
4475 VEC(basic_block,heap) *.
4476 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
4477 ssa_prop_fini): Adjust the uses of cfg_blocks.
4479 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
4481 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
4483 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
4484 hashing trees instead of a pointer hash.
4485 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
4486 compare for MEM_EXPR.
4488 PR rtl-optimization/25130
4489 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
4490 when comparing MEMs for GCSE
4492 2006-01-03 Ben Elliston <bje@au.ibm.com>
4494 * targhooks.h (default_decimal_float_supported_p): Declare.
4495 * targhooks.c (default_decimal_float_supported_p): Define.
4496 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
4497 `default_decimal_float_supported_p'.
4498 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
4500 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
4502 * combine.c (apply_distributive_law <SUBREG>): Check
4503 TRULY_NOOP_TRUNCATION.
4505 2006-01-02 Geoffrey Keating <geoffk@apple.com>
4507 * dwarf2out.c (have_switched_text_section): Delete.
4508 (have_multiple_function_sections): New.
4509 (have_location_lists): Make 'bool'.
4510 (add_AT_loc_list): Use 'true' not '1'.
4511 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
4512 (output_loc_list): Use have_multiple_function_sections.
4513 (output_ranges): Likewise.
4514 (dwarf2out_begin_function): Set have_multiple_function_sections if
4516 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
4517 Check function_section rather than DECL_SECTION_NAME.
4518 (dwarf2out_finish): Use have_multiple_function_sections.
4519 Don't clear have_location_lists.
4521 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
4522 Jan Hubicka <jh@suse.cz>
4524 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
4525 case of conditional jump jumping to the next instruction.
4526 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
4527 cases of conditional jump jumping to the next instruction.
4529 2006-01-02 Jan Hubicka <jh@suse.cz>
4531 * i386.c (*_cost): Add COSTS_N_INSNS.
4532 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
4534 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
4537 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
4539 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4541 * config/arm/arm.c (all_fpus): Fix comment typo.
4542 * config/darwin.c: Likewise.
4543 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
4544 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
4545 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
4547 2006-01-01 David Edelsohn <edelsohn@gnu.org>
4549 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
4550 (rs6000_split_compare_and_swapqhi): New.
4551 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
4552 (sync_compare_and_swapqhi_internal): New.
4553 * config/rs6000/rs6000-protos.h: Declare.