1 2006-02-10 Jeff Law <law@redhat.com>
3 PR tree-optimization/26213
4 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Do not
5 loop trying to follow SSA_NAME_VALUE chains.
7 2006-02-10 Richard Guenther <rguenther@suse.de>
9 * tree-dfa.c (get_ref_base_and_extent): When computing maxsize
10 deal with structures that end in implicitly variable sized arrays.
12 2006-02-09 Zdenek Dvorak <dvorakz@suse.cz>
14 PR rtl-optimization/24762
15 * df-scan.c (df_bb_refs_record): Record correct registers defined on
18 2006-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20 * tree-ssa-loop-ivopts.c (struct loop_data, loop_data): Removed.
21 (struct ivopts_data): Add regs_used field.
22 (tree_ssa_iv_optimize_init): Do not allocate aux fields for loops.
23 (ivopts_global_cost_for_size, determine_set_costs): Use data->regs_used
24 instead of loop_data->regs_used;
25 (free_loop_data): Do not free aux fields for loops.
26 (tree_ssa_iv_optimize): Do not pass loops to tree_ssa_iv_optimize_init
27 and tree_ssa_iv_optimize_finalize.
29 2006-02-09 Kaz Kojima <kkojima@gcc.gnu.org>
31 * config/sh/sh.h (FUNCTION_VALUE): Don't handle CHAR_TYPE.
33 2006-02-09 J"orn Rennecke <joern.rennecke@st.com>
36 * sh.c (sh_gimplify_va_arg_expr): Don't change the result type when
37 computing the effective result type.
39 2006-02-09 J"orn Rennecke <joern.rennecke@st.com>
42 * tree.h (decl_overlaps_hard_reg_set_p) Don't declare.
43 (tree_overlaps_hard_reg_set): Declare.
44 * stmt.c (decl_overlaps_hard_reg_set_p): Now static. Change return
45 type and signature to match function type expected by walk_tree.
46 (tree_overlaps_hard_reg_set): New function.
47 (decl_conflicts_with_clobbers_p): Rename to:
48 (tree_conflicts_with_clobbers_p). Take HARD_REG_SET * argument.
49 Use tree_overlaps_hard_reg_set. Changed caller.
50 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Replace
51 decl_overlaps_hard_reg_set_p with tree_overlaps_hard_reg_set.
52 * cris.c (cris_md_asm_clobbers): Likewise.
54 2006-02-09 Bernd Schmidt <bernd.schmidt@analog.com>
56 * reload1.c (emit_input_reload_insns): Delete code that tries to
57 inherit using find_equiv_reg.
59 2006-02-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
61 * c-common.h (flag_const_strings): Don't declare.
62 * c-common.c (flag_const_strings): Remove.
63 * c.opt (fconst_strings): Remove.
64 * c-opts.c (c_common_handle_option): Remove <OPT_fconst_strings>.
65 <OPT_Wwrite_strings>: Don't set flag_const_strings.
66 (c_common_init_options): Don't set flag_const_strings.
67 * doc/invoke.texi (-fno-const-strings): Remove documentation.
69 2006-02-09 Richard Earnshaw <richard.earnshaw@arm.com>
71 * arm.md (tlobits_cbranch): New pattern.
72 * arm.h (arm_select_cc_mode): For thumb, only return CC_Nmode if
75 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
78 * tree-ssa-pre.c (create_component_ref_by_pieces):
79 Handle RETURN_DECL like VAR_DECL.
81 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
84 * fold-const.c (fold_indirect_ref_1): Fold
85 "*(foo *)&complexfoo" to "__real__ complexfoo"
86 and "((foo*)&complexfoo)[1]" to "__imag__ complexfoo".
88 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
90 * tree-flow-inline.h (var_can_have_subvars):
91 Volatile variables should not have subvariables.
93 2006-02-09 Diego Novillo <dnovillo@redhat.com>
96 * tree-vrp.c (vrp_int_const_binop): Detect overflow when
97 multiplying unsigned values.
100 2006-02-09 Eric Botcazou <ebotcazou@libertysurf.fr>
102 * config/sparc/sparc.c (tls_call_delay): Fix oversight.
104 2006-02-08 Jason Merrill <jason@redhat.com>
107 * tree.def: Elaborate on difference from MODIFY_EXPR.
108 * doc/c-tree.texi (INIT_EXPR): Likewise.
109 * gimplify.c (internal_get_tmp_var): Use INIT_EXPR.
110 (gimplify_decl_expr, gimplify_init_ctor_eval): Likewise.
111 (gimplify_target_expr): Likewise.
112 (gimplify_cond_expr): Remove target handling.
113 (gimplify_modify_expr): Don't clobber INIT_EXPR code here.
114 (gimplify_expr): Clobber it here.
115 (gimplify_modify_expr_rhs): Push assignment into COND_EXPR here.
116 Do return slot optimization if we have an INIT_EXPR.
119 * tree-inline.c (declare_return_variable): Also clear
120 DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case.
123 * gimplify.c (gimplify_modify_expr_rhs): Re-enable *& handling.
126 * gimplify.c (gimplify_one_sizepos): Fix typo.
128 2006-02-08 Jeff Law <law@redhat.com>
130 PR tree-optimization/21417
131 * tree-ssa-threadedge.c (thread_across_edge): Reject threading
132 across a backedge if the control statement at the end of the
133 block is data dependent on other statements in the same block.
134 (record_temporary_equivalences_from_stmts): Remove over-conservative
135 test for threading across backedges.
137 * tree-ssa-dce.c (remove_dead_statement): When removing a dead
138 control statement, handle all three special cases in the same
139 manner as they all have the same desired solution. No longer
140 special case edge flag updating when the post dominator is
143 2006-02-08 Roger Sayle <roger@eyesopen.com>
145 * tree.def (CHAR_TYPE): Remove.
146 * dbxout.c (dbxout_type): Delete dead handling of CHAR_TYPE.
147 * dwarf2out.c (base_type_die, is_base_type): Likewise.
148 (gen_type_die) <ARRAY_TYPE>: Remove handling of CHAR_TYPE arrays.
149 (gen_string_type_die): Delete unreachable function.
151 * tree-pretty-print.c (dump_generic_node): Don't handle CHAR_TYPE.
152 * tree.c (build_int_cst_wide, type_contains_placeholder_1,
153 type_hash_eq, variably_modified_type_p, walk_type_fields): Likewise.
154 * tree.h (NUMERICAL_TYPE_CHECK, INTEGRAL_TYPE_P): Likewise.
155 * builtins.c (type_to_class): Likewise.
156 * fold-const.c (fold_convert, build_range_check,
157 merge_ranges): Likewise.
158 * expr.c (count_type_elements): Likewise.
159 * c-pretty-print.c (pp_c_type_specifier): Likewise.
160 * stor-layout.c (layout_type): Likewise.
161 * ipa-type-escape.c (type_to_consider): Likewise.
162 * gimplify.c (omp_firstprivatize_type_sizes,
163 gimplify_type_sizes): Likewise.
164 * explow.c (promote_mode): Likewise.
165 * tree-sra.c (is_sra_scalar_type): Likewise.
166 * varasm.c (output_constant): Likewise.
167 * tree-inline.c (remap_type_1): Likewise.
168 * convert.c (convert_to_pointer, convert_to_real,
169 convert_to_integer, convert_to_complex): Likewise.
171 2006-02-08 Daniel Berlin <dberlin@dberlin.org>
173 * df-scan.c (df_def_record_1): A set destination may
174 be a parallel regardless of mode.
176 2006-02-08 Roger Sayle <roger@eyesopen.com>
179 * config/mips/mips.h (MIN_UNITS_PER_WORD): Don't define for libgcc.
180 * config/mips/_tilib.c: Remove.
181 * config/fixtfdi.c: New libgcc source file.
182 * config/fixunstfdi.c: New source file.
183 * config/floatditf.c: New source file.
184 * config/floatunditf.c: New souce file.
185 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source
186 files above instead of config/mips/_tilib.c.
187 * config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise.
189 2006-02-08 Jeff Law <law@redhat.com>
191 PR tree-optimization/26169
192 * tree-vrp.c (execute_vrp): Perform any queued SSA updates before
195 2006-02-08 Zdenek Dvorak <dvorakz@suse.cz>
197 * df.h (DF_REG_SIZE): Return the length of the initialized
200 2006-02-08 Nathan Sidwell <nathan@codesourcery.com>
202 * gcc/config/m68k/lb1sf68.asm (__divsf3, __divdf3, __mulsf3,
203 __muldf3): Return a correctly signed zero.
205 2006-02-08 Paolo Bonzini <bonzini@gnu.org>
207 * passes.c (register_one_dump_file): Accept the current properties
208 instead of pass number. Adjust call to dump_register. Remove
210 (register_dump_files): Now a wrapper around...
211 (register_dump_files_1): ... this one. Do not modify the pass
213 (next_pass_1): Cosmetic fix.
214 (execute_todo): Keep second parameter only. Use curr_properties
215 instead of fetching it from the pass structure. Check and set
217 (execute_one_pass): Handle TODO_set_props. Use curr_properties
218 instead of fetching it from the pass structure. Fix calls to
219 execute_todo. Update curr_properties and initialize .vcg RTL dump
220 after running the pass. Reset last_verified.
221 * tree-dump.c (dump_files): Renumber consecutively. Put .cgraph dump
223 (FIRST_AUTO_NUMBERED_DUMP): New.
224 (dump_register): Remove "num" parameter, assign it within the
226 (get_dump_file_name): Modify template for dumps.
227 * tree-dump.h (dump_register): Adjust prototype.
228 * tree-pass.h (enum tree_dump_index): Move cgraph at the beginning.
229 (PROP_trees): Add PROP_gimple_lomp.
230 (TODO_set_props): New.
231 * gimple-low.c (pass_lower_cf): Do not destroy PROP_gimple_lcf.
232 * tree-eh.c (pass_lower_eh): Do not destroy PROP_gimple_leh.
233 * cfgexpand.c (pass_expand): Destroy PROP_trees.
235 2006-02-08 Jakub Jelinek <jakub@redhat.com>
237 * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
238 (sparc64-*-linux*): Likewise.
239 * config/sparc/t-linux64 (SHLIB_MAPFILES): Removed.
240 * config/sparc/t-linux: New file.
241 * config/sparc/libgcc-sparc-glibc.ver (__fixtfdi, __fixunstfdi,
242 __floatditf): Export at GCC_LDBL_3.0 if -m32 -mlong-double-128.
243 (__divtc3, __multc3, __powitf2): Export at GCC_LDBL_4.0.0 if
244 -m32 -mlong-double-128.
246 * config.gcc (alpha*-*-linux*): Add alpha/t-linux to tmake_file.
247 * config/alpha/t-linux: New file.
248 * config/alpha/libgcc-alpha-ldbl.ver: New file.
250 * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Define
251 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128.
252 (CPP_SUBTARGET_SPEC): Don't add -D__LONG_DOUBLE_128__ here.
253 * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define
254 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128 and TARGET_ARCH32.
255 (CPP_ARCH32_SPEC): Remove.
257 2006-02-07 Uttam Pawar <uttamp@us.ibm.com>
259 PR tree-optimization/26145
260 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free
263 2006-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
266 * pa.c (attr_length_indirect_call): Don't return length 8 for distances
267 >= 240000 when generating code for SOM runtime.
268 (output_indirect_call): Don't use "b,l" instruction for indirect calls
269 to $$dyncall when generating code for SOM runtime..
271 2006-02-07 Dirk Mueller <dmueller@suse.com>
274 * doc/invoke.texi (-Wsequence-point): Update documentation
275 that -Wsequence-point is implemented for C++ as well.
277 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
279 * config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread.
280 * config/sol2.h (CPP_SUBTARGET_SPEC): Likewise.
281 (LIB_SPEC): Likewise.
282 * doc/invoke.texi (SPARC options): Document -pthread.
284 2006-02-07 Geoffrey Keating <geoffk@apple.com>
286 * config/i386/i386.c (ix86_delegitimize_address): Support Darwin
289 2006-02-07 Roger Sayle <roger@eyesopen.com>
291 * config/sparc/sparc.c (sparc_type_code): Don't handle CHAR_TYPE.
292 Correct comment describing BOOLEAN_TYPE.
294 2006-02-07 Dirk Mueller <dmueller@suse.com>
296 * c.opt: C++ frontend supports -Wdiv-by-zero.
297 * c-opts.c (c_common_handle_option): Remove dead case.
299 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
301 * configure.ac (TLS assembler check): Do not enable TLS by
302 default on SPARC/Solaris before version 10.
303 * configure: Regenerate.
305 2006-02-07 David Edelsohn <edelsohn@gnu.org>
307 * doc/invoke.texi (xl-compat): Document conversion and support
310 2006-02-07 Jeff Law <law@redhat.com>
312 * tree-vrp.c (find_conditional_asserts): Update comments.
313 (simplify_stmt_for_jump_threading): New.
314 (identify_jump_threads, finalize_jump_threads): New.
315 (vrp_finalize): Call identify_jump_threads.
316 (execute_vrp): Call finalize_jump_threads.
317 * tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
318 (vrp_element, vrp_data, vrp_element_p): Remove.
319 (vrp_hash_elt, vrp_variables_stack): Remove.
320 (vrp_hash, vrp_eq, record_range): Remove.
321 (simplify_cond_and_lookup_avail_expr): Remove.
322 (extract_range_from_cond): Remove.
323 (thread_across_edge): Relocated into tree-ssa-threadedge.c.
324 (simplify_stmt_for_jump_threading): New.
325 (dom_thread_across_edge): New wrapper.
326 (tree_ssa_dominator_optimize): No longer initialize or
327 finalize any of the VRP datastructures. Remove iteration
328 step and simplify as a result of removal of iteration step.
329 (pass_dominator): Perform a cfg cleanup after DOM.
330 (dom_opt_finalize_block): Use the new common routines
331 for threading jumps. Simplify stack management slightly.
332 No longer need to unwind VRP state.
333 (record_equivalences_from_incoming_edge): No longer record
335 (eliminate_redundant_computations): No longer call
336 simplify_cond_and_lookup_avail_expr.
337 * tree-flow.h (potentially_threadable_block): Prototype.
338 (thread_across_edge): Likewise.
339 * Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
340 (tree-ssa-threadedge.o): Add dependencies.
341 * tree-ssa-threadedge.c: New file.
342 * passes.c (init_optimization_passes): Merge PHIs before
343 calling VRP. Run VRP again late in the SSA optimization pipeline.
345 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
347 * df-core.c (df_set_blocks): Do not dereference function pointers.
348 (df_finish1): Likewise.
349 (df_hybrid_search_forward): Likewise.
350 (df_hybrid_search_backward): Likewise.
351 (df_iterative_dataflow): Likewise.
352 (df_analyze_problem): Likewise.
353 (df_compact_blocks): Likewise.
355 * df-scan.c (df_rescan_blocks): Likewise.
356 (df_record_entry_block_defs): Likewise.
358 * genconditions.c (write_conditions): Guard the definition of
359 'insn_conditions' with the check on GCC version.
360 (write_writer): Guard the traversal 'insn_conditions' with
361 the check on GCC version.
363 2006-02-07 Richard Guenther <rguenther@suse.de>
367 2006-01-30 Richard Guenther <rguenther@suse.de>
369 * gimplify.c (gimplify_target_expr): Handle easy cases
370 without creating a temporary.
372 2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
374 * sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
375 use of float in probability computations. Use edge probabilities
376 in place of statically computed probabilities.
377 (min_spec_prob): New static variable.
378 (schedule_insns): Initialize it.
379 (GET_SRC_PROB): Removed.
380 * doc/invoke.texi (min-sched-prob): Renamed to min-spec-prob.
382 2006-02-07 Alexandre Oliva <aoliva@redhat.com>
385 * config/ia64/unwind-ia64.c: Revert last change.
386 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed.
387 (INCOMING_FRAME_SP_OFFSET): Define.
389 2006-02-06 Roger Sayle <roger@eyesopen.com>
391 * config/ia64/ia64.c (hfa_element_mode): Don't handle CHAR_TYPE.
393 2006-02-07 Ben Elliston <bje@au.ibm.com>
395 * config/i386/i386.c (ix86_scalar_mode_supported_p): New.
396 (TARGET_SCALAR_MODE_SUPPORTED_P): Define hook.
397 (classify_argument): Handle SDmode, DDmode, TDmode for 64-bit.
398 (ix86_return_in_memory): Handle TDmode.
399 (ix86_libcall_value): Handle SDmode, DDmode, TDmode.
400 (ix86_value_regno): Return non-TDmode decimal float modes in %eax.
402 2006-02-06 Richard Sandiford <richard@codesourcery.com>
404 * reorg.c (dbr_schedule): Use dump_file instead of file.
406 2006-02-06 Steve Ellcey <sje@cup.hp.com>
409 * config/ia64/predicates.md (extr_len_operand): New predicate.
410 * config/ia64/ia64.md (extv): Tighten constraints.
412 (*tbit_and_2): Ditto.
413 (*tbit_and_3): Ditto.
419 2006-02-06 Andrew Pinski <pinskia@physics.uc.edu>
422 * config/i386/i386.md (trap): Use ASM_SHORT instead of .word.
424 2006-02-06 Zdenek Dvorak <dvorakz@suse.cz>
426 * tree-vrp.c (execute_vrp): Do not pass dump argument to.
427 loop_optimizer_init and loop_optimizer_finalize
428 * tree-ssa-sink.c (execute_sink_code): Ditto.
429 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
430 * tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
431 tree_ssa_loop_done): Ditto.
432 * tree-ssa-pre.c (init_pre, fini_pre): Ditto.
433 * sched-ebb.c: Include output.h.
434 (schedule_ebbs): Do not use dump argument.
435 * value-prof.h (struct profile_hooks): Remove profile_dump_file.
436 * loop.c (loop_dump_stream): Removed.
437 (loop_optimize, rest_of_handle_loop_optimize): Do not use dump
439 (scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
440 emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
441 final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
442 loop_iterations, strength_reduce, record_biv, record_giv,
443 final_giv_value, check_final_value, check_ext_dependent_givs,
444 combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
445 try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
446 dump_file instead of loop_dump_stream.
447 * ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
449 * reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
451 * flow.c (life_analysis, rest_of_handle_life): Ditto.
452 * haifa-sched.c: Include output.h
453 (schedule_insns, sched_init): Do not use dump argument.
454 * mode-switching.c (optimize_mode_switching): Ditto.
455 * modulo-sched.c (stats_file): Removed.
456 (print_node_sched_params): Do not call argument dump_file.
457 (sms_schedule_by_order, loop_canon_p, sms_schedule,
458 rest_of_handle_sms): Do not use dump argument. Use dump_file instead
460 * cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
462 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
463 rtl_loop_init, rtl_loop_done): Ditto.
464 * global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
465 * predict.c (combine_predictions_for_bb, tree_estimate_probability):
467 * recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
468 * lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
469 * regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
470 rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
471 * emit-rtl.c (renumber_insns): Ditto.
472 * cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
473 expand_gimple_basic_block, tree_expand_cfg): Ditto.
474 * regclass.c (regclass): Ditto.
475 * tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
476 remove_ssa_form, rewrite_out_of_ssa): Ditto.
477 * reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
478 convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
480 * sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
481 * local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
483 * gcse.c (gcse_file, debug_stderr): Removed.
484 (gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
485 rest_of_handle_gcse): Do not use dump argument.
486 (cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
487 one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
488 pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
489 compute_code_hoist_vbeinout, compute_code_hoist_data,
490 one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
491 compute_store_table, build_store_vectors, insert_insn_start_bb,
492 insert_store, remove_reachable_equiv_notes, replace_store_insn,
493 store_motion): Use dump_file instead of gcse_file.
494 * ipa-type-escape.c (type_escape_execute): Remove debugging comments.
495 * profile.c (profile_dump_file): Removed.
496 (branch_prob): Use dump_file instead of profile_dump_file.
497 * ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
499 * tree-ssa-copy.c (dump_copy_of): Ditto.
500 * rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
501 dump file to life_analysis.
502 * bt-load.c (branch_target_load_optimize): Ditto.
503 * cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
505 * rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
506 regclass, dbr_schedule): Declaration changed.
507 * sched-int.h (sched_init): Declaration changed.
508 * tree-profile.c (tree_profile_dump_file): Removed.
509 (tree_profile_hooks): Removed profile_dump_file hook.
510 * rtl-profile (rtl_profile_dump_file): Removed.
511 (rtl_profile_hooks): emoved profile_dump_file hook.
512 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
514 * c-gimplify.c (c_genericize): Do not call local variable dump_file.
515 * tree-cfg.c (build_tree_cfg): Ditto.
516 * Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
517 * basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
519 * config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
520 life_analysis and schedule_insns.
521 * config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
523 * config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
525 * config/mips/mips.c (mips_reorg): Ditto.
526 * config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
529 2006-02-06 Aldy Hernandez <aldyh@redhat.com>
531 * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
532 (s390_mangle_fundamental_type): New.
533 * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
536 * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
537 (alpha_mangle_fundamental_type): New.
538 * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
541 * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
543 * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
545 * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
546 (sparc_mangle_fundamental_type): New.
548 2006-02-06 Jakub Jelinek <jakub@redhat.com>
550 * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
551 (s390x-*-linux*): Likewise.
552 * config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
553 * config/s390/t-linux: New file.
555 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
557 * config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
558 sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.
560 2006-02-06 Daniel Berlin <dberlin@dberlin.org>
562 * tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
563 (ANTIC_SAFE_LOADS): New macro.
564 (find_or_generate_expression): Add prototype.
565 (set_contains_value): Allow null set for sake of not always having
566 to allocate ANTIC_SAFE_LOADS.
567 (phi_translate): Move placement of AGGREGATE_TYPE_P check.
568 Allow COMPONENT_REF too.
569 (valid_in_set): Allow COMPONENT_REF.
570 Check ANTIC_SAFE_LOADS too.
571 (compute_antic_aux): Print out ANTIC_SAFE_LOADS.
572 (compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
574 (can_PRE_operation): Add COMPONENT_REF.
575 (create_component_ref_by_pieces): New function.
576 (create_expression_by_pieces): Use create_component_ref_by_pieces.
577 (insert_aux): Move AGGREGATE_TYPE_P check here.
578 (compute_avail): Set bb local stmt uids.
579 (pass_pre): Use TODO_update_ssa_only_virtuals.
581 2006-02-06 Ben Elliston <bje@au.ibm.com>
583 * configure.ac: Unconditionally disable decimal float by default.
584 * configure: Regenerate.
586 2006-02-06 Ben Elliston <bje@au.ibm.com>
588 * read-rtl.c (read_name): Terminate reading on EOF.
590 2006-02-06 Ben Elliston <bje@au.ibm.com>
592 * dfp.c (decimal_real_arithmetic): Change second argument type
593 from int to enum tree_code. Do not always return true, but now
594 return result of any call to decimal_do helper functions.
595 * dfp.h (decimal_real_arithmetic): Update prototype.
597 2006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr>
599 * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.
601 2006-02-05 Andrew Pinski <pinskia@physics.uc.edu>
604 * tree-cfg.c (cleanup_dead_labels): Also don't remove
607 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
609 * tree-vrp.c (cfg_loops): Removed.
610 (adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
611 Use current_loops instead of cfg_loops. Pass flags to
613 * cfgloopmanip.c (fix_loop_structure): Update only available
615 * tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
617 * modulo-sched.c (build_loops_structure): Removed.
618 (sms_schedule): Use loop_optimizer_init.
619 * loop-init.c (loop_optimizer_init): Use flags to determine
620 which properties of loops to prepare.
621 (rtl_loop_init): Pass flags to loop_optimizer_init.
622 * tree-ssa-sink.c (execute_sink_code): Ditto.
623 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
624 * tree-ssa-pre.c (init_pre): Ditto.
625 * cfgloop.h (LOOPS_NORMAL): New.
626 (loop_optimizer_init): Declaration changed.
628 2006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
630 * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
631 * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
633 * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
635 * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
637 * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
638 * pa/t-pa64: Delete quadlib.c rule.
639 * pa/x-ada: Revert last change.
640 * pa/t-pa: Revert last change. Delete quadlib.c rule.
642 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
644 PR rtl-optimization/26087
645 * rtlanal.c (canonicalize_condition): Do not cross basic block
648 2006-02-04 Alexandre Oliva <aoliva@redhat.com>
651 * config/ia64/ia64.c: Include debug.h.
652 (MAX_ARTIFICIAL_LABEL_BYTES): New.
653 (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
654 (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
655 (process_epilogue, process_set, process_for_unwind_directive):
656 Output unwind info only if requested. Add CFA info if requested.
657 Add new arguments as needed. Adjust callers.
658 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
660 (DWARF2_FRAME_INFO): Define to zero.
661 * config/ia64/unwind-ia64.c: Remove code that compensated for
662 the CFA offset error fixed above.
663 * config/ia64/t-ia64 (ia64.o): Depend on debug.h.
664 * dwarf2out.c (DWARF2_FRAME_INFO): Define default.
665 (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
666 -funwind-tables and -fexceptions to enable frame info.
667 (dwarf2out_frame_init): Define initial CFA even if
668 DWARF2_UNWIND_INFO is disabled. Call initial_return_save if
669 DWARF2_UNWIND_INFO is nonzero, not just defined.
670 (dwarf2out_frame_finish): Output non-EH call frame info only
671 if DWARF2_FRAME_INFO is nonzero.
672 (convert_cfa_to_loc_list,
673 compute_frame_pointer_to_cfa_displacement): Define even if
674 unwind info is not supported.
675 (gen_subprogram_die): Use the above unconditionally. Remove
676 legacy alternate code.
677 * toplev.c (compile_file): Compile in call to
678 dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
679 (lang_dependent_init): Ditto for dwarf2out_frame_init.
681 2006-02-04 David Edelsohn <edelsohn@gnu.org>
682 Jakub Jelinek <jakub@redhat.com>
684 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
685 IBM extended float format long double as "g" on powerpc*-linux.
687 2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
690 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
691 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
693 2006-02-03 Jason Merrill <jason@redhat.com>
696 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
699 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
700 on the return slot if it's an NRV.
702 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
704 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
705 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
706 rewrite_use): Do not handle USE_OUTER.
707 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
708 add_iv_outer_candidates, may_replace_final_value,
709 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
710 (find_interesting_uses_op): Functionality of
711 find_interesting_uses_outer_or_nonlin moved here.
712 (find_interesting_uses_outside): Use find_interesting_uses_op.
714 2006-02-03 Alan Modra <amodra@bigpond.net.au>
717 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
719 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
720 Ulrich Weigand <uweigand@de.ibm.com>
723 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
724 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
725 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
726 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
728 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
729 (s390_rtx_costs): Use the new fields to calculate rtx costs.
730 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
731 Define secondary reloads for TFmode moves.
732 (constant_modes): Add TFmode.
733 (NR_C_MODES): Set to 8.
734 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
736 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
737 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
738 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
739 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
740 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
741 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
742 (FPR mode macro): Add TFmode.
743 (DSF mode macro): New.
744 (<de>, <dee> mode attributes): Removed.
745 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
746 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
747 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
748 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
749 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
750 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
751 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
752 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
753 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
754 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
755 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
756 "*negabs<mode>2", "sqrt<mode>2"):
757 Changed <de> to <xde>. R constraint replaced by <Rf>.
758 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
760 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
761 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
762 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
764 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
765 "extenddftf2", "extendsftf2"): New expanders.
766 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
767 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
768 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
769 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
771 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
772 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
773 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
774 __floatditf): Add a GCC_4.1.0 symbol version tag.
775 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
778 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
781 * config/i386/i386.c (ix86_function_ok_for_sibcall):
782 Use targetm.binds_local_p instead of TREE_PUBLIC.
784 2006-02-02 Roger Sayle <roger@eyesopen.com>
786 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
787 on INTEGER_TYPEs to indicate that it denotes a character type.
788 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
789 signed_char_type_node, unsigned_char_type_node and char_type_node.
790 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
791 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
792 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
794 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
795 Daniel Berlin <dberlin@dberlin.org>
797 * tree-tailcall.c (arg_needs_copy_p): New function.
798 (eliminate_tail_call): Use arg_needs_copy_p.
799 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
800 (add_virtual_phis): New function.
802 2006-02-02 Jakub Jelinek <jakub@redhat.com>
804 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
805 #ignore instead of #scratch for %g7 .register directive.
807 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
809 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
812 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
814 * flow.c (calculate_global_regs_live): Assert that there aren't any
817 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
819 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
821 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
822 bsi_after_labels iterator.
823 * tree-if-conv.c (find_phi_replacement_condition,
824 replace_phi_with_cond_modify_expr): Likewise.
825 * tree-scalar-evolution.c (scev_const_prop): Likewise.
826 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
828 2006-02-02 Diego Novillo <dnovillo@redhat.com>
830 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
832 2006-02-02 Diego Novillo <dnovillo@redhat.com>
835 * tree-cfg.c (move_block_to_fn): Clear out the basic block
836 array after growing it.
838 2006-02-01 Steve Ellcey <sje@cup.hp.com>
841 * fold-const.c (fold_checksum_tree): Change type of buf.
843 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
845 * reload.c (push_secondary_reload): Initialize t_icode.
847 2006-02-01 Jakub Jelinek <jakub@redhat.com>
849 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
850 -msoft-float -mlong-double-128 only issue a warning, but don't
851 swich to DFmode long double.
853 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
855 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
856 has a constant equivalent, iterate over equivalents for arg0,
857 calling simplify_relational_operation and if there's a result
858 cheaper than X, apply fold_rtx and return the result.
860 2006-02-01 Jan Hubicka <jh@suse.cz>
862 * opts.c (no_unit_at_a_time_default): New global variable.
863 (decode_options): Use it.
864 * opts.h (no_unit_at_a_time_default): Declare.
866 2006-02-01 Paul Brook <paul@codesourcery.com>
868 * function.c (assign_parm_setup_reg): Use function argument promotion
870 * expr.c (expand_expr_real_1): Use function argument promotion rules
873 2006-02-01 Steve Ellcey <sje@cup.hp.com>
875 * gcc.c (process_command): Change j to 'unsigned int'.
877 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
880 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
881 Use the corrected index for the character
882 out of the string constant.
884 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
886 * mode-switching.c (optimize_mode_switching): Fix size
887 allocated for bb_info[n_entities].
889 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
891 * gcc.c (main): Correct type that is allocated for
894 2006-01-31 Jakub Jelinek <jakub@redhat.com>
896 * config/s390/s390.c (init_alignment_context): Set
897 ALIAS_SET_MEMORY_BARRIER on the MEM.
898 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
900 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
903 * loop-unroll.c (unroll_loop_runtime_iterations): Free
905 * tree-ssa-live.c (type_var_init): Allocate bitmap after
908 2006-01-31 Marcin Dalecki <martin@dalecki.de>
910 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
911 * regrename.c: Ditto.
912 * tree-ssa-loop-im.c: Ditto.
913 * tree-dump.c: Ditto.
914 * tree-complex.c: Ditto.
916 * tree-ssa-threadupdate.c: Ditto.
918 * java/class.c: Ditto.
919 * java/jcf-parse.c: Ditto.
920 * java/resource.c: Ditto.
921 * java/except.c: Ditto.
922 * java/jvspec.c: Ditto.
923 * java/jcf-write.c: Ditto.
924 * java/jcf-path.c: Ditto.
925 * java/gjavah.c: Ditto.
926 * java/zextract.c: Ditto.
927 * java/jcf-io.c: Ditto.
929 * java/buffer.c: Ditto.
930 * java/lang.c: Ditto.
931 * java/parse-scan.y: Ditto.
934 * cfgloopmanip.c: Ditto.
935 * postreload-gcse.c: Ditto.
936 * tree-ssa-loop-manip.c: Ditto.
937 * postreload.c: Ditto.
938 * tree-ssa-loop-ch.c: Ditto.
942 * diagnostic.c: Ditto.
944 * genoutput.c: Ditto.
947 * cfgloopanal.c: Ditto.
948 * objc/objc-act.c: Ditto.
950 * genextract.c: Ditto.
951 * genautomata.c: Ditto.
952 * pretty-print.c: Ditto.
954 * cgraphunit.c: Ditto.
957 * haifa-sched.c: Ditto.
958 * dominance.c: Ditto.
960 * tree-ssa-loop-ivopts.c: Ditto.
962 * mode-switching.c: Ditto.
963 * modulo-sched.c: Ditto.
965 * ipa-pure-const.c: Ditto.
967 * fix-header.c: Ditto.
969 * tree-stdarg.c: Ditto.
970 * ipa-utils.c: Ditto.
971 * loop-init.c: Ditto.
972 * ipa-inline.c: Ditto.
975 * alloc-pool.c: Ditto.
976 * dwarf2out.c: Ditto.
978 * genattrtab.c: Ditto.
979 * tree-ssa-loop-ivcanon.c: Ditto.
983 * fortran/gfortranspec.c: Ditto.
985 * local-alloc.c: Ditto.
986 * langhooks.c: Ditto.
988 * tree-vectorizer.c: Ditto.
990 * ipa-type-escape.c: Ditto.
992 * tree-if-conv.c: Ditto.
995 * tree-data-ref.c: Ditto.
996 * loop-unroll.c: Ditto.
997 * treelang/treetree.c: Ditto.
1000 * ggc-common.c: Ditto.
1002 * coverage.c: Ditto.
1004 * tree-cfgcleanup.c: Ditto.
1005 * tree-ssa-pre.c: Ditto.
1006 * cfgcleanup.c: Ditto.
1007 * loop-invariant.c: Ditto.
1009 * ipa-prop.c: Ditto.
1010 * print-tree.c: Ditto.
1011 * conflict.c: Ditto.
1012 * ggc-page.c: Ditto.
1013 * sched-deps.c: Ditto.
1014 * regclass.c: Ditto.
1015 * tree-object-size.c: Ditto.
1017 * bb-reorder.c: Ditto.
1018 * resource.c: Ditto.
1019 * var-tracking.c: Ditto.
1021 * df-problems.c: Ditto.
1022 * reg-stack.c: Ditto.
1025 * sched-rgn.c: Ditto.
1026 * tree-ssa-structalias.c: Ditto.
1027 * tree-ssa-reassoc.c: Ditto.
1028 * config/darwin-c.c: Ditto.
1029 * config/darwin.c: Ditto.
1030 * config/arm/arm.c: Ditto.
1032 * collect2.c: Ditto.
1035 2006-01-31 Nicolas Pitre <nico@cam.org>
1037 * arm.md (smaxsi3): Make aware of smax_m1.
1040 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
1042 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
1044 2006-01-31 Richard Guenther <rguenther@suse.de>
1046 * doc/invoke.texi (-msselibm): Document.
1047 * target.h (expand_library_builtin): New target hook.
1048 * builtins.c (expand_builtin): Use expand_library_builtin.
1049 (default_expand_library_builtin): New function.
1050 * gcc.c (LINK_GCC_MATH_SPEC): Define.
1051 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
1052 (link_gcc_math_spec): Declare.
1053 (static_specs): Add link_gcc_math_spec.
1054 * expr.h (default_expand_library_builtin): Declare.
1055 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
1056 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
1057 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
1058 * config/i386/i386.opt (msselibm): New target option.
1059 * config/i386/i386.c (ix86_builtin_function_variants): New array.
1060 (ix86_init_sse_abi_builtins): New function.
1061 (ix86_expand_library_builtin): Likewise.
1062 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
1063 (override_options): Handle error conditions wrt -msselibm.
1064 (ix86_builtins): Add function codes for SSE2 ABI builtins.
1065 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
1066 * doc/extend.texi (__builtin_sse2_*): Document new target specific
1069 2006-01-31 Richard Guenther <rguenther@suse.de>
1070 Paolo Bonzini <bonzini@gnu.org>
1072 * doc/install.texi (--disable-libgcc-math): Document.
1074 2006-01-30 Marcin Dalecki <martin@dalecki.de>
1076 * expr.h (expand_normal): new inline function.
1077 * builtins.c: use it, use EXPAND_NORMAL explicitely.
1079 * dwarf2out.c: use it.
1084 * config/sparc/sparc.c: use it.
1085 * config/i386/i386.c: use it.
1086 * config/rs6000/rs6000.c: use it.
1087 * config/arm/arm.c: use it.
1088 * config/mips/mips.c: use it.
1089 * stmt.c: use it, use EXPAND_NORMAL explicitely.
1091 2006-01-30 Roger Sayle <roger@eyesopen.com>
1093 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
1094 argv to the appropriate type.
1096 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
1098 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
1101 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
1104 * config/s390/s390.c (struct machine_function): New flag
1105 decomposed_literal_pool_addresses_ok_p.
1106 (s390_reorg): Set it before final stage of literal pool transforms.
1107 (s390_decompose_address): Only accept displacements of the form
1108 (minus (label_ref ...) (label_ref ...)) if that flag is set.
1110 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
1112 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
1113 the comparison routine return.
1115 2006-01-30 Michael Matz <matz@suse.de>
1117 * global.c (find_reg): Only evict for global regs.
1118 Take n_refs into account and dump more info.
1120 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
1123 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
1124 (pragma_trap, pragma_nosave_low_regs): Likewise.
1125 (current_function_anonymous_args): Likewise.
1126 (sh_deferred_function_attributes): New variable.
1127 (sh_deferred_function_attributes_tail): Likewise.
1128 (print_operand): For '@', look up trap_exit attribute.
1129 (calc_live_regs): Look up trapa_handler attribute. For trapa
1130 handlers, save/restore fpscr, but don't do any other
1131 interrupt-specific saves.
1132 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
1133 Fix check for partially saved registers to check for SHmedia.
1134 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
1135 (sh_output_function_epilogue): Don't clear any of the removed
1137 (sh_insert_attributes): Don't check pragma_interrupt.
1138 Insert deferred attributes. Check that interrupt attribute is
1139 present for other attributes that require its presence.
1140 (sh_attribute_table): Add new attributes trapa_handler and
1142 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1143 Don't check for pragma_interrupt. Don't store argument.
1144 * sh.h (pragma_interrupt, sp_switch): Don't declare.
1145 (sh_deferred_function_attributes): Declare.
1146 (sh_deferred_function_attributes_tail): Likewise.
1147 * sh.md (sp_switch_1): Add operand. Change generator caller.
1148 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
1149 (*return_i): Don't use when trap_exit attribute is in effect.
1150 (*return_trapa): New insn pattern.
1152 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
1153 setting c_target_objs and cxx_target_objs.
1154 * t-sh: Add rule for sh-c.o.
1156 2006-01-30 Richard Guenther <rguenther@suse.de>
1159 * gimplify.c (gimplify_target_expr): Handle easy cases
1160 without creating a temporary.
1162 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
1164 * vec.h (safe_grow): Remove duplicated line.
1166 2006-01-29 Diego Novillo <dnovillo@redhat.com>
1169 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
1170 (expand_omp): ... here.
1171 (expand_omp_parallel): Only remove barriers for combined
1172 parallel+workshare constructs.
1174 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
1178 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1179 * tree.c (build_qualified_type): Chain the new type to the original
1180 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1181 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1182 (build_pointer_type_for_mode): Only return unqualified types.
1183 (build_reference_type_for_mode): Likewise.
1185 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
1187 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
1188 * Makefile.in (CXX_COMPAT_WARN): Define.
1189 * configure: Regenerate.
1191 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
1194 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
1197 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1199 * toplev.c: Fix thinko.
1201 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1202 Marcin Dalecki <martin@dalecki.de>
1204 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
1205 (push_srcloc): Use XNEW.
1206 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
1208 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
1210 * df-core.c (df_set_blocks): Deleted all variable.
1212 2006-01-28 Ian Lance Taylor <ian@airs.com>
1214 * cgraphunit.c (cgraph_assemble_pending_functions): Call
1215 cgraph_output_pending_asms.
1217 2006-01-28 Zack Weinberg <zackw@panix.com>
1219 * c.opt: Add -W(no-)overlength-strings.
1220 * doc/invoke.texi: Document it.
1221 * c-opts.c (c_common_handle_option): -pedantic implies
1222 -Woverlength-strings, if not explicitly disabled already.
1223 (c_common_post_options): -Woverlength-strings defaults to off, and
1224 is always off for C++.
1225 * c-common.c (fix_string_type): Issue warning about strings longer
1226 than is portable only if warn_overlength_strings. Rearrange code
1227 a little for clarity.
1228 * configure.in: Check for -Wno-overlength-strings as well before
1229 enabling -pedantic in stage 1.
1230 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
1231 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
1233 * genconditions.c (write_header, write_one_condition)
1234 (write_conditions, write_writer): Consolidate very long strings
1235 that were broken up to fit in C89 portable limit. Don't use
1236 printf when fputs will do.
1238 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
1240 * combine.c (simplify_comparison <AND>): Check
1241 TRULY_NOOP_TRUNCATION before start using a subreg.
1243 * config/mips/mips.md (*branch_zero<mode>,
1244 *branch_zero<mode>_inverted, *branch_equality<mode>,
1245 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
1246 Remove mode check from comparisons.
1248 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1250 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
1252 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1254 * expmed.c (const_mult_add_overflow_p): Remove.
1255 * expr.h: Remove the prototype for const_mult_add_overflow_p.
1257 * recog.c (validate_replace_rtx_subexp): Remove.
1258 * recog.h: Remove the prototype for
1259 validate_replace_rtx_subexp.
1261 * integrate.h: Remove the prototype for
1262 copy_decl_for_inlining.
1263 * rtl.h: Remove the prototype for mark_constant_function.
1264 * tree-vectorizer.h: Remove the prototype for
1265 vect_strip_conversion.
1267 * modulo-sched.c (create_partial_schedule,
1268 free_partial_schedule, reset_partial_schedule): Make them
1271 * hooks.c (hook_bool_rtx_int_false): Remove.
1272 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
1274 2006-01-28 David Edelsohn <edelsohn@gnu.org>
1276 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1277 and -mlong-double-128 are incompatible.
1278 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
1279 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
1280 (TARGET_LIBGCC2_CFLAGS): Define.
1281 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
1282 (TARGET_LIBGCC2_CFLAGS): Same.
1283 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
1285 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1288 * c-typeck.c (build_binary_op): Perform implicit casts of
1289 operands before shortening them.
1291 * cfgloopmanip.c (split_loop_bb): Remove.
1292 * cfgloop.h: Remove the prototype for split_loop_bb.
1294 * cfgloop.c (flow_loop_outside_edge_p): Remove.
1295 * cfgloop.h: Remove the prototype for
1296 flow_loop_outside_edge_p.
1298 * emit-rtl.c (init_virtual_regs): Make it static.
1299 * function.h: Remove the prototype for init_virtual_regs.
1301 * recog.c (peephole2_optimize): Make it static.
1302 * recog.h: Remove the prototype for peephole2_optimize.
1304 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1306 * df-scan.c (df_record_entry_block_defs): Check if
1307 INCOMING_RETURN_ADDR_RTX is defined.
1309 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
1310 Kenneth Zadeck <zadeck@naturalbridge.com>
1312 PR rtl-optimization/24762
1313 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1314 * targhooks.c (hook_void_bitmap): New hook prototype.
1315 * targhoohs.h (hook_void_bitmap): Ditto.
1316 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
1317 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
1318 * target.h (live_on_entry): New function pointer.
1319 * df-scan.c (df_all_hard_regs): Removed.
1320 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
1321 (df_scan_free_internal): Added df->entry_block_defs.
1322 (df_scan_alloc): Ditto.
1323 (df_scan_dump): Ditto.
1324 (df_uses_record): Plumbed flag field properly thru calls.
1325 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
1326 This part fixes PR24762.
1327 (df_bb_refs_record): Added code to make the frame and arg
1328 pointers live in EH blocks.
1329 (df_refs_record): Added call to df_record_entry_block_defs.
1330 (df_record_entry_block_defs): New function.
1331 * df-core.c: Added comments to describe new artifical defs.
1332 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
1333 (entry_block_defs): New field in struct df.
1334 (df_all_hard_regs): Deleted.
1335 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1336 * df-problems.c (df_ru_bb_local_compute_process_def):
1337 Added code to handle artifical defs in the entry to a function.
1338 (df_ru_bb_local_compute): Ditto.
1339 (df_rd_bb_local_compute_process_def): Ditto.
1340 (df_rd_bb_local_compute): Ditto.
1341 (df_lr_bb_local_compute): Ditto.
1342 (df_ur_bb_local_compute): Ditto.
1343 (df_urec_bb_local_compute): Ditto.
1344 (df_chain_create_bb): Ditto.
1345 (df_ur_local_finalize): Removed entry.
1346 (df_urec_init): Ditto.
1347 (df_urec_local_finalize): Ditto.
1348 (df_ri_bb_compute): Added detection of last use of pseudos.
1349 * Makefile.in (df-scan.o): Updated dependencies.
1350 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
1351 * config/mips/mips.c (mips_set_live_on_entry): Added.
1352 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
1354 * dce.c (marked_insn_p): Added code to handle artifical defs.
1356 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1358 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
1360 (_mm_cvtsi128_si64): Likewise.
1361 (_mm_cvtsd_si64): Likewise.
1362 (_mm_cvttsd_si64): Likewise.
1363 (_mm_cvtsi64_sd): Likewise.
1364 (_mm_cvtsi64_si128): Likewise.
1365 * config/i386/mmintrin.h (_m_from_int64): Likewise.
1366 (_mm_cvtsi64_m64): Likewise.
1367 (_m_to_int64): Likewise.
1368 (_mm_cvtm64_si64): Likewise.
1369 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
1370 (_mm_cvttss_si64): Likewise.
1371 (_mm_cvtsi64_ss): Likewise.
1372 (_mm_cvtss_f32): Likewise.
1374 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
1376 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
1377 for pragma redefine_extname.
1379 2006-01-27 Jakub Jelinek <jakub@redhat.com>
1382 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
1383 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
1384 -mno-minimal-toc to previous content.
1385 (bispecs): Remove goal.
1386 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
1387 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
1388 compatibility aliases on powerpc-*-*gnu*.
1389 * config/rs6000/libgcc-ppc-glibc.ver: New file.
1390 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
1391 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
1392 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
1393 (ldblspecs): New goal.
1394 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
1395 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
1397 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
1398 L_sf_to_tf or L_df_to_tf is defined.
1400 2006-01-27 David Edelsohn <edelsohn@gnu.org>
1401 Alan Modra <amodra@bigpond.net.au>
1404 * config/rs6000/linux.h (POWERPC_LINUX): Define.
1405 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
1406 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
1407 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
1408 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
1409 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
1410 (rs6000_override_options): Initialize rs6000_ieeequad.
1411 Initialize TFmode format to ibm_extended_format if not
1413 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
1415 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
1416 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
1417 (function_arg_advance): IBM long double passed in two FPRs, not
1419 (function_arg): IBM long double passed in FPRs.
1420 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
1421 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
1422 Only multireg GPR aligned.
1423 (rs6000_init_libfuncs): Enable IBM long double functions if not
1425 (rs6000_generate_compare): Use IBM long double compare if not
1427 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
1428 (TARGET_IEEEQUAD): Define.
1429 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
1430 not TARGET_IEEEQUAD.
1431 * config/rs6000/rs6000.md: Enable TFmode patterns if
1433 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
1434 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1435 and -mlong-double-128 are incompatible.
1436 * doc/invoke.texi (-mabi): Collect options together. Add
1437 ibmlongdouble and ieeelongdouble.
1439 2006-01-27 Richard Sandiford <richard@codesourcery.com>
1441 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
1443 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
1444 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
1445 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
1446 * rtl.h (rtunion_def): Remove rt_ptr.
1448 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
1449 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
1450 * config/i386/winnt.c (i386_pe_mark_dllexport)
1451 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
1453 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
1455 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
1457 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1461 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
1462 pthread_key_delete. From John David Anglin. gthrw-ify
1463 pthread_getunique_np only if it it's not a macro. Delete
1465 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
1466 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
1467 __gthread_objc_condition_signal, __gthread_key_delete): Add
1468 "__attribute__ ((__unused__))" to unused arguments.
1469 (__gthread_recursive_mutex_init_function): Add missing return.
1470 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
1471 gthr-posix95.h: Use macro-based approach for name redirection
1472 on targets missing weakref.
1474 2006-01-26 Zack Weinberg <zackw@panix.com>
1476 * genconditions.c (write_header): In generated code, #ifdef out
1477 all includes and fake declarations, except includes of bconfig.h
1478 and system.h, unless GCC_VERSION >= 3001. Do not include
1479 gensupport.h in any case.
1480 (write_conditions): Generate a definition of struct c_test. Add
1481 a comment to the generated #endif.
1482 (write_one_condition): Escape backslashes in string too.
1483 (write_writer): Generated code must escape backslashes and quote
1484 marks (but not newlines) in the strings it writes.
1485 * Makefile.in (build/gencondmd.o): Update dependencies.
1487 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1490 * Makefile.in (insn-automata.o): Add header file dependencies.
1491 * genautomata.c: Add includes.
1493 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1496 * Makefile.in (insn-automata.o): Add -Wno-error flag.
1498 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1500 * configure.ac: Expect target tools paths to be passed from the toplevel
1501 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
1503 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
1505 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1508 * c.opt (Wpointer-sign): Init to -1.
1509 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
1510 OPT_pedantic, to 0 otherwise.
1511 * doc/invoke.texi: Update.
1513 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1515 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
1516 constants provided by 80387 instructions in the destination mode.
1518 2006-01-26 Richard Guenther <rguenther@suse.de>
1519 Andrew Pinski <pinskia@physics.uc.edu>
1522 partial PR tree-opt/17064
1523 * tree-ssa-structalias.c (intra_create_variable_infos):
1524 Create heap variables for incoming parameters if
1525 flag_argument_noalias > 1.
1526 (find_what_p_points_to): Look through default defs of
1529 2006-01-26 Jeff Law <law@redhat.com>
1532 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
1533 with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
1534 within the VR_RANGE, use the VR_RANGE as the result, not the
1536 (adjust_range_with_scev): Reject ranges from SCEV which are out of
1537 bounds for the type.
1539 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
1541 * tree-ssa-alias.c (maybe_create_global_var): Change
1542 subvar walking to an assertion that we don't have subvar'd variables.
1544 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
1547 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
1548 Use a new variable, inner. PARM_DECLs are always non-weak.
1550 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
1552 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
1555 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
1557 * config/mips/mips.md (*clear_upper32): New combiner pattern.
1559 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
1561 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
1562 (smax_insn, smin_insn, smax_0, smin_0): New.
1564 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
1567 * config/cris/cris.c (cris_order_for_addsi3): New function.
1568 * config/cris/cris-protos.h: Prototype it.
1569 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
1570 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
1571 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
1572 (split for "op.S1 [rx=rx+i],ry (swapped)")
1573 (split for "op(s|u).S1 [rx=rx+i],ry")
1574 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
1575 Apply cris_order_for_addsi3 when generating addsi3 insns.
1577 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1579 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
1580 (TREE_BLOCK): Add call to EXPR_CHECK.
1582 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1585 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
1586 * tree-pretty-print.c (dump_omp_clause): Extract from ...
1587 (dump_omp_clauses): ... here.
1588 (dump_generic_node): Handle OMP_CLAUSE.
1589 * tree.c (omp_clause_num_ops): New.
1590 (omp_clause_code_name): New.
1591 (tree_code_size): Handle OMP_CLAUSE.
1592 (tree_size): Likewise.
1593 (make_node): Document handling of OMP_CLAUSE.
1594 (tree_node_structure): Handle OMP_CLAUSE.
1595 (omp_clause_check_failed): New.
1596 (omp_clause_range_check_failed): New.
1597 (omp_clause_operand_check_failed): New.
1598 (build_omp_clause): New.
1599 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
1600 * tree.h (enum omp_clause_code): Declare.
1601 (OMP_CLAUSE_SUBCODE_CHECK): Define.
1602 (OMP_CLAUSE_RANGE_CHECK): Define.
1603 (OMP_CLAUSE_ELT_CHECK): Define.
1604 (omp_clause_check_failed): Declare.
1605 (omp_clause_operand_check_failed): Declare.
1606 (omp_clause_range_check_failed): Declare.
1607 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
1608 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
1609 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
1610 (OMP_CLAUSE_LASTPRIVATE): Likewise.
1611 (OMP_CLAUSE_IF_EXPR): Likewise.
1612 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
1613 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
1614 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
1615 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
1616 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
1617 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
1618 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
1619 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
1620 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
1621 (OMP_CLAUSE_CODE): Define.
1622 (OMP_CLAUSE_SET_CODE): Define.
1623 (OMP_CLAUSE_CODE): Define.
1624 (OMP_CLAUSE_OPERAND): Define.
1625 (struct tree_omp_clause): Declare.
1626 (union tree_node): Add field 'omp_clause'.
1627 * treestruct.def (TS_OMP_CLAUSE): Define.
1628 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
1629 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
1630 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
1631 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
1632 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
1633 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
1634 (OMP_CLAUSE): Define.
1635 * print-tree.c (print_node): Handle OMP_CLAUSE.
1636 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
1637 * c-typeck.c: Likewise.
1638 * gimplify.c: Likewise.
1639 * c-omp.c: Likewise.
1640 * tree-nested.c: Likewise.
1641 * tree-inline.c: Likewise.
1642 * c-parser.c: Likewise.
1643 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
1646 2006-01-25 Roger Sayle <roger@eyesopen.com>
1648 PR rtl-optimization/25703
1649 * combine.c (try_combine): Handle zero_extract and strict_low_part
1650 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
1652 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
1654 * global.c: Fix comment typos.
1656 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
1659 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
1660 Use output_addr_const instead of assemble_name.
1662 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
1664 * Makefile.in (sched-vis.o): Update dependencies.
1665 * haifa-sched.c (sched_finish): Clear current_sched_info.
1666 * cfg.c (dump_bb_info): New, split from dump_flow_info.
1667 (dump_flow_info): Call it.
1668 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
1670 * basic-block.h (dump_bb_info): Declare.
1671 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
1672 option, and apply options only for dump files whose TDF_RTL,
1673 TDF_TREE, or TDF_IPA bits match.
1674 * rtl.h: Declare new functions exported from sched-vis.c.
1675 * sched-vis.c: Enable also if scheduling is not used.
1676 (print_value): Print the mode of registers if not inside scheduling.
1677 (print_insn): Make it work outside the scheduler. Beautify the output
1679 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
1681 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1683 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
1684 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
1685 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
1686 depending on the value of CONSTANT_POOL_ADDRESS_P.
1687 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
1689 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
1690 rather than SYMBOL_REF_DECL.
1691 (rtx_constant_pool): Remove const_rtx_sym_htab.
1692 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
1693 (init_varasm_status): Don't initialize const_rtx_sym_htab.
1694 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
1695 Remove handling of const_rtx_sym_htab.
1696 (find_pool_constant): Delete.
1697 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
1698 rather than find_pool_constant.
1699 (get_pool_constant_for_function): Delete.
1700 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1702 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1703 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1704 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1705 (SYMBOL_REF_CONSTANT): New macro.
1706 (get_pool_constant_for_function): Delete.
1707 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1708 rather than SYMBOL_REF_DECL.
1709 (i386_pe_mark_dllimport): Likewise.
1710 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1711 rather than SYMBOL_REF_DECL.
1712 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1713 (machopic_indirect_call_target): Likewise.
1715 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1717 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1719 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1721 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1723 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1725 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1727 2006-01-24 David Daney <ddaney@avtrex.com>
1730 * configure.ac (enable_tls): New enable option.
1731 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1732 * configure: Regenerate.
1733 * doc/install.texi (--enable-tls): Document new option.
1734 (--disable-tls): Ditto.
1736 2006-01-24 Richard Henderson <rth@redehat.com>
1738 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1739 * alias.c (true_dependence): Respect it.
1740 (canon_true_dependence, write_dependence_p): Likewise.
1741 * builtins.c (get_builtin_sync_mem): Set it.
1743 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1745 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1748 2006-01-24 DJ Delorie <dj@redhat.com>
1750 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1751 for storing constants in single-bit bitfields.
1753 2006-01-25 Ben Elliston <bje@au.ibm.com>
1755 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1757 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1760 * tree-ssa-pre.c (phi_translate): Return NULL
1761 for AGGREGATE_TYPE's.
1763 2006-01-24 Zack Weinberg <zackw@panix.com>
1765 * genautomata.c (process_state_for_insn_equiv_partition):
1766 Use xcalloc for insn_arcs_array.
1767 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1768 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1770 2006-01-24 Richard Henderson <rth@redhat.com>
1772 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1775 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1777 PR rtl-optimization/25890
1778 PR rtl-optimization/25905
1779 * combine.c (expand_compound_operation, expand_field_assignment):
1780 Fail if the bitfield's final position is out of bounds.
1782 2006-01-24 Ian Lance Taylor <ian@airs.com>
1785 * cgraphunit.c (cgraph_output_in_order): Don't clear
1786 cgraph_asm_nodes until after asm strings have been output.
1788 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1790 * fix-header.c (read_scan_file): Add new parameter imultilib when
1791 calling register_include_chains.
1793 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1795 * omp-low.c: Update documentation.
1797 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1798 Daniel Berlin <dberlin@dberlin.org>
1802 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1803 return from the function.
1805 2006-01-22 Zack Weinberg <zackw@panix.com>
1807 * rtl.def (match_code): Add second argument.
1808 * genpreds.c (write_extract_subexp): New function.
1809 (write_match_code): Add path argument. Use write_extract_subexp.
1810 (write_predicate_expr): Pass path to write_match_code.
1811 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1812 not perform a mode test.
1813 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1814 a subexpression does not constrain the top-level code set.
1815 * read-rtl.c (read_rtx_variadic): New function.
1816 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1817 * doc/md.texi: Document new notation.
1818 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1819 (cmpsi_operand): ... here, using new notation.
1821 2006-01-22 Zack Weinberg <zackw@panix.com>
1823 * varray.c: Remove GENERATOR_FILE #ifdefs.
1825 2006-01-22 Zack Weinberg <zackw@panix.com>
1827 * genautomata.c (output_reserved_units_table): Emit nothing if
1828 description->query_units_num is zero. Remove extra blank line.
1829 (output_cpu_unit_reservation_p): Short circuit
1830 if description->query_units_num is zero.
1832 2006-01-22 Zack Weinberg <zackw@panix.com>
1834 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1835 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1836 nor any of the random handful of variables that used to be necessary
1837 when this program was linked with rtlanal.o. Prune set of forward
1838 function declarations.
1839 (struct attr_desc): Remove static_p field.
1840 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1841 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1842 (attr_string): Do not read the character one past the length of
1844 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1845 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1846 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1847 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1848 (make_automaton_attrs): New.
1849 (main): Do not call into genautomata. Call local gen_bypass
1850 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1851 Remove special case for insn_alts.
1852 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1853 varray.h (leftover from previous change). Prune set of forward
1854 function declarations. Remove state_alts fields from all
1855 structures. Remove state_alts_table from struct automaton.
1856 Make everything except main static. Do not maintain num_dfa_decls.
1857 Do not maintain state_alts fields of various structures.
1858 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1859 (add_arc): Remove state_alts argument. All callers updated.
1860 (output_reserved_units_table): Emit #ifdef here...
1861 (output_tables): ...not here. Don't generate state_alts tables.
1862 (expand_automata): Don't generate attributes.
1863 (write_automata): Don't generate state_alts functions.
1864 (main): New function.
1865 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1866 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1867 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1868 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1869 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1870 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1871 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1872 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1874 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1875 * genattrtab.h: Delete file.
1876 * Makefile.in (OBJS-common): Add insn-automata.o.
1877 (insn-automata.o): New rule.
1878 (simple_generated_c): Add insn-automata.c.
1879 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1880 (genprogmd): Add automata.
1881 (build/genattrtab): Needs no extra objects nor libraries.
1882 (build/genautomata): Needs build/vec.o and -lm.
1884 2006-01-22 Zack Weinberg <zackw@panix.com>
1886 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1887 (output_dfa_max_issue_rate, locked_states_num): Delete.
1888 (struct automaton): Add locked_states field.
1889 (output_dead_lock_vect): Save number of locked states in
1890 automaton->locked_states. If it is zero, don't print anything.
1891 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1892 (output_internal_dead_lock_func): Only test the dead_lock_vect
1893 for automata that have locked states.
1894 (output_statistics): Always print the number of locked states for
1895 each automaton. Calculate total number of locked states here.
1896 (write_automata): Don't call output_dfa_max_issue_rate.
1897 * genattrtab.c: Define length_unit_log as a const variable.
1898 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1899 max_insn_queue_index const.
1900 * final.c (length_unit_log): Declare const.
1901 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1903 2006-01-22 Zack Weinberg <zackw@panix.com>
1905 * genautomata.c: Include vec.h, not varray.h.
1906 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1907 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1908 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1909 VEC_* macros operating on appropriately typed vectors, or to
1910 malloced arrays when the size is known in advance. Const-ify
1911 many char* variables and function arguments. No functional changes.
1912 * Makefile.in (build/varray.o): Delete rule.
1913 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1914 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1916 2006-01-22 Zack Weinberg <zackw@panix.com>
1918 * gensupport.c: Define get_insn_name and record_insn_name here.
1919 (read_md_rtx): Call record_insn_name as appropriate.
1920 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1921 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1922 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1924 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1925 (BUILD_VARRAY): Delete.
1926 (genprognormal): Rename genprogmd. Fold in all programs from
1927 genprognoprint; also attrtab.
1928 (build/genattrtab): Just mention genautomata.o and varray.o.
1929 Reorganize a bit, add comments to make the categories clearer.
1931 2006-01-22 Zack Weinberg <zackw@panix.com>
1933 * genconditions.c (condition_table, add_condition): Delete.
1934 (write_conditions): Don't emit n_insn_conditions nor
1935 insn_elision_unavailable. Issue the gcc version #ifdef here,
1936 inside the table, with no #else clause ...
1937 (write_header): ...not here.
1938 (write_writer): New function.
1939 (main): Don't initialize condition_table. Use add_c_test.
1941 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1942 files on the command line.
1943 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1944 Return -1 if there is no entry in the table, don't abort.
1945 (add_c_test, traverse_c_tests): New functions.
1946 * gensupport.h (insn_elision_unavailable, insn_conditions)
1947 (n_insn_conditions): Delete declarations.
1948 (add_c_test, traverse_c_tests): Declare.
1949 * read-rtl.c: Include gensupport.h.
1950 (read_conditions): New function.
1951 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1952 (read_rtx_1): If we get EOF when we were looking for an initial
1953 open paren, return 0. Call read_conditions when appropriate.
1954 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1955 dummy-conditions.o. Eliminate references to insn-conditions.o,
1956 or change them to build/gencondmd.o, as appropriate. Remove
1957 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1958 from $(simple_generated_c). For all files remaining in those
1959 two lists, add insn-conditions.md to the generator command line.
1960 Give insn-constants.h/s-constants their own rules. Add rules
1961 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1962 (build/read-rtl.o): Depend on gensupport.h.
1963 (genprognormal): Include preds.
1964 (genprogearly): Rename genprognoprint; only difference is now that
1965 they don't link with $(BUILD_PRINT).
1966 * dummy-conditions.c: Delete.
1968 2006-01-22 Zack Weinberg <zackw@panix.com>
1970 * genextract.c: Don't include insn-config.h. Do include vec.h.
1971 Declare vectors of int, char, and locstr.
1972 (locstr): New typedef.
1973 (struct extraction): Make all array fields into bare pointers.
1974 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1975 (insn_code_number): Delete.
1976 (accum_extract): New struct.
1977 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1978 (gen_insn): Take insn_code_number as an argument. Use an
1979 accum_extract structure instead of loading data directly into
1980 a struct extraction, and having to know how big it might get.
1981 (walk_rtx): Operate entirely on an accum_extract structure.
1982 (print_path): Avoid unnecessary use of printf.
1983 (print_header): New function, split out of main. Distinguish
1984 more carefully between an unrecognizable insn and an insn that
1985 has the code number of a define_expand.
1986 (main): Pass insn_code_number to gen_insn. Call print_header
1987 only after parsing. Avoid unnecessary use of printf.
1988 * Makefile.in (build/vec.o): New rule.
1989 (build/genextract): Depend on build/vec.o.
1990 (build/genextract.o): Don't depend on insn-config.h.
1992 2006-01-22 Zack Weinberg <zackw@panix.com>
1994 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1995 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1996 practical. Eliminate per-generator-program link rules.
1998 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
2001 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
2002 with a call expr to ...
2003 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
2005 2006-01-23 Richard Guenther <rguenther@suse.de>
2007 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
2008 before make_edge with conditional EDGE_TRUE_VALUE.
2010 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
2011 Jan Hubicka <jh@suse.cz>
2012 Richard Guenther <rguenther@suse.de>
2014 PR rtl-optimization/25654
2015 * cfgexpand.c (aggregate_contains_union_type): New function.
2016 (add_alias_set_conflicts): Call it. Make sure to add conflicts
2017 for structure variables that contain a union type.
2019 2006-01-23 Richard Sandiford <richard@codesourcery.com>
2021 * gengtype.c (new_structure): Return the structure.
2022 (create_option): Add an extra "next" argument.
2023 (create_field): New function.
2024 (adjust_field_rtx_def): Use create_option and create_field.
2025 Remove a now-unnecessary call to find_structure.
2026 (adjust_field_tree_def): Likewise.
2027 (note_yacc_type): Remove an unnecessary call to find_structure.
2028 * gengtype.h (new_structure): Return the structure.
2029 (create_option): Add an extra argument.
2030 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
2031 (option): Adjust calls to create_option.
2033 2006-01-22 David Edelsohn <edelsohn@gnu.org>
2035 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
2037 2006-01-22 Paul Brook <paul@codesourcery.com>
2038 Peter Barada <peter@the-baradas.com>
2040 * config/m68k/m68k.md: Add Coldfire FPU support.
2041 Define FP mode macro and associated attributes.
2042 Use it for float mode patterns.
2043 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
2044 (LIBCALL_VALUE): Use m68k_libcall_value.
2045 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
2046 (m68k_function_value): Ditto.
2047 (emit_move_sequence): Ditto.
2048 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
2049 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
2050 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
2051 (MULTILIB_EXCEPTIONS): Ditto.
2052 * config/m68k/m68k.opt: Add mcfv4e.
2053 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
2054 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
2055 (m68k_output_function_prologue): Save ColdFire FPU registers.
2056 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
2057 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
2058 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
2059 ColdFire FPU registers.
2060 (m68k_libcall_value, m68k_function_value): New functions.
2061 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
2062 (LIBCALL_VALUE): Use m68k_libcall_value.
2063 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
2064 (MASK_COLDFIRE): Add MASK_CFV4E.
2065 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
2066 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
2067 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
2068 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
2069 (GO_IF_LEGITIMATE_ADDRESS): Use it.
2070 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
2071 * doc/invoke.tex: Document -mcfv4e on m68k.
2073 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2075 * doc/contribute.texi: Change CVS to SVN and update the corresponding
2078 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
2081 * c-opts.c (c_common_handle_option): Don't include
2082 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
2083 * doc/invoke.texi (C++ Dialect Options): Document that
2084 -Wnon-virtual-dtor is no longer included in -Wall.
2086 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
2088 * gcov.c (print_version), gcov-dump.c (print_version),
2089 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
2092 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2094 * df-scan.c (problem_SCAN): Added NULL reset function.
2095 (df_scan_reset_blocks): Added code to call reset block function
2096 (df_bb_refs_delete) Fixed comment.
2097 (df_insn_refs_delete): Made tolerant of deleting non existent info
2098 for dataflow problems that need to be reset.
2099 * df-core.c (df_set_blocks): Ditto.
2100 * df.h (struct df_problem): Added reset_fun.
2101 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
2102 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
2103 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
2104 functions to clear out all references to def-use or use-def chains.
2106 2006-01-21 Ben Elliston <bje@au.ibm.com>
2108 * varasm.c (assemble_real): Initialise data array.
2110 2006-01-20 Paul Brook <paul@codesourcery.com>
2112 Merge from csl-arm-branch.
2113 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2114 * config/arm/arm.md (movdi): Force operands[1] to a register
2115 if we have a non-register source.
2116 (*arm_movdi, *movdf_soft_insn): Require that one of the
2117 operands be a register.
2118 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
2119 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2121 2006-01-20 DJ Delorie <dj@redhat.com>
2123 * varasm.c (initialize_constant_valid_p): Allow pointers
2124 initialized from integer constants of lesser precision.
2125 (output_constant): Allow non-int-sized pointer modes to be
2126 initialized from integer constants.
2128 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
2131 * cppdefault.h (struct default_include): Add multilib flag.
2132 * cppdefault.c (cpp_include_defaults): Set it.
2133 * c.opt (-imultilib): New option.
2134 * c-opts.c (imultilib): New.
2135 (c_common_handle_option): Handle -imultilib.
2136 (c_common_post_options): Likewise.
2137 * c-incpath.c (add_standard_paths, register_include_chains):
2139 * c-incpath.h (register_include_chains): Add extra parameter.
2140 * gcc.c (do_spec_1): Generate -imultilib option.
2141 (The Specs Language): Update %I description.
2142 (process_command): Update copyright notice.
2143 * doc/cppopts.texi (-imultilib): Document.
2144 * doc/invoke.texi (-imultilib): Include in option summary.
2145 (%I): Update specs documentation.
2147 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2149 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
2151 2006-01-20 Richard Sandiford <richard@codesourcery.com>
2153 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
2156 2006-01-20 Richard Guenther <rguenther@suse.de>
2157 Steven Bosscher <stevenb.gcc@gmail.com>
2159 PR rtl-optimization/24626
2160 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
2161 EDGE_TRUE_VALUE if in RTL mode.
2164 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
2165 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
2167 2006-01-20 Dirk Mueller <dmueller@suse.com>
2170 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
2171 instead of a special NOP marker.
2172 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
2173 NOP marker handling.
2174 * c-common.h (empty_body_warning): Add forward declaration.
2175 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
2176 Now uses IS_EMPTY_STMT() instead of special NOP markers.
2178 2006-01-20 Paul Brook <paul@codesourcery.com>
2180 * Makefile.in (lang_checks): Keep going if mkdir fails.
2182 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2184 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
2185 be able to clean out basic block when not necessary.
2186 (df_scan_free): Fixed to properly delete information if df is
2187 unused before calling df_finish.
2188 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
2189 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
2191 (df_bb_refs_delete): New function.
2192 (df_refs_delete): Moved per block code to df_bb_refs_delete.
2193 * df-core.c (df_set_blocks): Added code to properly clean out
2194 unused blocks if they are not part of the blocks to consider.
2195 Added additional null check.
2196 (df_compact_blocks): Added basic block parameter to free_bb_fun to
2197 be able to clean out basic block when not necessary
2198 * df.h (df_free_bb_function): Ditto.
2199 (df_bb_refs_delete): New function.
2200 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
2201 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
2202 basic block parameter to be able to clean out basic block when not
2204 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
2205 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
2206 Fixed to properly delete information if df is unused before
2209 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2211 PR rtl-optimization/25799
2212 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
2213 Corrected confluence operator to remove bits from op2 before oring
2214 with op1 rather than removing bits from op1.
2215 (df_ru_transfer_function): Corrected test on wrong bitmap which
2216 caused infinite loop. Both of these problems were introduced in
2217 the dataflow rewrite.
2219 2006-01-19 DJ Delorie <dj@redhat.com>
2221 * reload1.c (find_reload_regs): Note the details of reload
2222 failures in the dump file.
2223 (spill_failure): Likewise.
2225 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2227 * loop-iv.c: Include df.h and hashtab.h.
2228 (enum iv_grd_result): New enum.
2229 (DF_REF_IV, DF_REF_IV_SET): New macros.
2230 (struct biv_entry): New.
2231 (df, bivs): New global variables.
2232 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
2233 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
2235 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
2236 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
2237 analyzed_for_bivness_p, record_biv): New functions.
2238 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
2239 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
2240 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
2242 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
2244 (iv_number_of_iterations): Use new interface to iv analysis.
2245 * loop-unroll.c: Do not include varray.h.
2246 (analyze_iv_to_split_insn): Use new interface to iv
2248 * loop-unswitch.c (may_unswitch_on): Ditto.
2249 * df.c (df_bitmaps_free): Only work for bbs for that structures are
2251 (df_bb_modify): Realloc tables to the new index.
2252 (df_find_use): New function.
2253 * df.h (df_find_use): Declare.
2254 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
2256 * cfgloop.h (struct rtx_iv): Remove analysed field.
2257 (iv_get_reaching_def): Removed.
2258 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
2259 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
2260 (loop-iv.o): Add df.h and hashtab.h dependency.
2261 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
2263 2006-01-20 Alan Modra <amodra@bigpond.net.au>
2266 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
2268 (__floatundisf, __floatundidf): Likewise.
2269 * libgcc2.h (IS_IBM_EXTENDED): Define.
2271 2006-01-19 DJ Delorie <dj@redhat.com>
2273 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
2275 2006-01-19 Paul Brook <paul@codesourcery.com>
2277 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
2278 as nothrow when unwinding tables are disabled.
2280 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2283 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
2284 of bit-field" when in system header.
2286 2006-01-19 DJ Delorie <dj@redhat.com>
2288 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
2289 the 16 bit shift limit of the m16c.
2291 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
2294 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
2295 * config/i386/i386.c (output_set_got): Output the label if we have one
2296 for the TARGET_DEEP_BRANCH_PREDICTION case.
2298 2006-01-19 Jan Hubicka <jh@suse.cz>
2299 H.J. Lu <hongjiu.lu@intel.com>
2300 Evandro Menezes <evandro.menezes@amd.com>
2302 * invoke.texi (generic): Document
2304 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
2305 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
2306 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
2307 (x86_use_incdec, x86_pad_returns): New variables
2308 (TARGET_CPU_DEFAULT_generic): New constant
2309 (TARGET_CPU_DEFAULT_NAMES): Add generic.
2310 (enum processor_type): Add generic32 and generic64.
2311 * i386.md (cpu attribute): Add generic32/generic64
2312 (movhi splitter): Behave sanely when both partial_reg_dependency and
2313 partial_reg_stall are set.
2314 (K8 splitters): Enable for generic as well.
2315 * predicates.md (incdec_operand): Use TARGET_INCDEC
2316 (aligned_operand): Avoid memory mismatch stalls.
2317 * athlon.md: Enable for generic64, new patterns for 128bit moves.
2318 * ppro.md: Enable for generic32
2319 * i386.c (generic64_cost, generic32_cost): New.
2320 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
2321 (x86_use_leave): Enable for generic64. (x86_use_sahf,
2322 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
2323 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
2324 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
2325 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2326 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2327 x86_accumulate_outgoing_args, x86_prologue_using_move,
2328 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
2329 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
2331 (x86_use_incdec, x86_pad_returns): New.
2332 (override_options): Add generic32 and generic64, translate "generic"
2333 to generic32/generic64 and "i686" to "generic32", refuse
2334 "generic32"/"generic64" as arch target.
2335 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
2336 (ix86_reorg): Honor PAD_RETURNS.
2338 2006-01-19 Diego Novillo <dnovillo@redhat.com>
2340 * tree-pretty-print.c (dump_generic_node): Handle
2341 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
2342 * cgraph.c (cgraph_expand_queue): Rename from
2343 cgraph_analyze_queue. Update all users.
2344 * cgraphunit.c (cgraph_assemble_pending_functions): Process
2345 cgraph_expand_queue.
2346 (cgraph_expand_all_functions): Likewise.
2347 (cgraph_finalize_pending_functions): Remove. Update callers.
2349 * tree.h (OMP_DIRECTIVE_P): Define.
2350 (OMP_PARALLEL_FN): Define.
2351 (OMP_PARALLEL_DATA_ARG): Define.
2352 (OMP_SECTIONS_SECTIONS): Define.
2353 * tree-pass.h (pass_expand_omp): Declare.
2354 * omp-low.c (struct omp_region): Declare.
2355 (struct omp_context): Remove fields 'parallel_type',
2356 'parallel_start_ix' and 'parallel_start_additional_args'.
2358 (struct omp_for_data): Rename from struct expand_omp_for_data.
2359 (omp_regions): New static variable.
2360 (root_omp_region): New static variable.
2361 (find_omp_clause): Make static.
2362 (is_in_combined_parallel_ctx): Remove.
2363 (is_combined_parallel): New.
2364 (extract_omp_for_data): Move earlier in the file.
2365 (workshare_safe_to_combine_p): New.
2366 (get_ws_args_for): New.
2367 (determine_parallel_type): Move earlier in the file.
2368 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
2370 (omp_copy_decl): Likewise.
2371 (create_omp_child_function): Likewise.
2372 (lookup_omp_region): New.
2373 (dump_omp_region): New.
2374 (debug_omp_region): New.
2375 (debug_all_omp_regions): New.
2376 (new_omp_region): New.
2377 (scan_omp_parallel): If parallel_nesting_level > 1, the
2378 directive is nested within another parallel directive.
2379 Set OMP_PARALLEL_FN.
2380 (scan_omp_for): Do not try to handle combined parallel+for
2382 Remove FIXME comment.
2383 (scan_omp_nested): Remove.
2384 (scan_omp_1): Do not call scan_omp_nested when
2385 parallel_nesting_level is > 1.
2386 Do not change the DECL_CONTEXT of local variables found.
2387 (lookup_decl_in_outer_ctx): New.
2388 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
2389 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
2390 (lower_reduction_clauses): Rename from expand_reduction_clauses.
2391 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
2392 If CTX is nested, lookup VAR in the outer context when
2393 building copy assignment.
2394 (lower_send_clauses): Rename from expand_send_clauses.
2395 If CTX is nested, lookup VAR in the outer context when
2396 building copy assignments.
2397 (lower_send_shared_vars): Rename from expand_send_shared_vars.
2398 If CTX is nested, lookup VAR in the outer context when
2399 building copy assignments.
2400 (expand_parallel_call): Rename from build_parallel_call.
2401 Handle combined parallel+workshare cases.
2402 Re-implement to emit code into the CFG.
2404 (expand_omp_parallel): Re-implement to emit code into the CFG.
2405 Call move_sese_region_to_fn to outline the sub-graph
2406 containing the parallel region.
2407 (expand_omp_for_1): Remove.
2408 (expand_omp_for_generic): Re-implement to emit code into the
2410 (expand_omp_for_static_nochunk): Likewise.
2411 (expand_omp_for_static_chunk): Likewise.
2412 (expand_omp_for): Likewise.
2413 (expand_omp_sections): Likewise.
2414 (remove_exit_barriers): New.
2415 (expand_omp_synch): New.
2417 (build_omp_regions_1): New.
2418 (build_omp_regions): New.
2419 (execute_expand_omp): New.
2420 (gate_expand_omp): New.
2421 (pass_expand_omp): Define.
2422 (lower_omp_sections): Rename from expand_omp_sections.
2423 Set OMP_SECTIONS_SECTIONS.
2424 (lower_omp_single_simple): Rename from expand_omp_single_simple.
2425 (lower_omp_single_copy): Rename from expand_omp_single_copy.
2426 (lower_omp_single): Rename from expand_omp_simple.
2427 (lower_omp_master): Rename from expand_omp_master.
2428 (lower_omp_ordered): Rename from expand_omp_ordered.
2429 (lower_omp_critical): Rename from expand_omp_critical.
2430 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
2431 (lower_omp_for): Re-implement.
2432 (lower_omp_parallel): Re-implement.
2433 (lower_regimplify): Rename from expand_regimplify.
2434 (lower_omp_1): Rename from expand_omp_1.
2435 If there are syntax errors in the program, replace every
2436 OpenMP directive with NOP.
2437 Call lower_omp_* instead of expand_omp_*.
2438 (lower_omp): Rename from expand_omp.
2440 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
2441 * tree-gimple.h (enum omp_parallel_type): Remove.
2442 (gimple_boolify): Declare extern.
2443 (find_omp_clause, determine_parallel_type): Remove.
2445 * gimple-low.c (lower_omp_directive): New.
2446 (lower_stmt): Call it.
2447 (record_vars_into): Move from ...
2448 (record_vars): ... here.
2449 Call record_vars_into with current_function_decl.
2451 * gimplify.c (struct gimplify_ctx): Remove fields
2452 combined_pre_p and combined_ctxp. Update users.
2453 (get_formal_tmp_var): Add documentation.
2454 (gimple_boolify): Make extern.
2455 (gimplify_expr_in_ctx): Remove. Update callers.
2456 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
2457 will always be a BIND_EXPR.
2458 (gimplify_expr): Handle OMP_RETURN_EXPR.
2459 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
2460 (OMP_PARALLEL): Add 3 operands.
2461 (OMP_SECTIONS): Add 1 operand.
2462 (OMP_RETURN_EXPR): Define.
2464 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
2465 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
2466 * tree-iterator.c (alloc_stmt_list): Assert that we are not
2467 creating a circular free list.
2468 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
2470 * tree-flow.h (move_sese_region_to_fn): Declare.
2471 (record_vars_into): Declare.
2472 * tree-cfg.c (make_omp_sections_edges): New.
2473 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
2474 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
2475 OMP_SECTIONS and OMP_SECTION.
2476 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
2477 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
2478 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
2479 (gather_blocks_in_sese_region): New.
2480 (struct move_stmt_d): Declare.
2482 (move_block_to_fn): New.
2483 (move_sese_region_to_fn): New.
2485 * passes.c (init_optimization_passes): Schedule
2486 pass_expand_omp after pass_init_datastructures.
2488 * tree-ssa-operands.c (get_expr_operands): Handle
2489 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
2490 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
2492 2006-01-19 Jeff Law <law@redhat.com>
2494 * tree-vrp.c (extract_range_from_assert): Refine the result range
2495 if the variable referenced by the ASSERT_EXPR has a range and
2496 either the tentative result range or the previous range is a
2499 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2501 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
2503 2006-01-19 Jan Hubicka <jh@suse.cz>
2505 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
2507 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
2509 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
2510 (expand_compound_operation, expand_field_assignment): Fail if the
2511 bit lengths of an extract operation are out of range.
2512 (make_extraction): Compute wanted_inner_mode based on the position
2513 and length of the extraction. Make it extraction_mode for non-constant
2514 positions, and do not modify offset in that case. When generating a
2515 new MEM, use a mode that can hold the extraction while keeping correct
2516 alignment. Remove code that supported MEMs wrapped by USEs.
2517 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
2519 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
2521 * config/s390/s390.md ("Y", "y"): New mode attribute.
2522 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2523 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
2524 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
2525 "*addsi3_imm_cc", "*addsi3_carry1_cc",
2526 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
2527 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
2528 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
2529 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
2530 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
2531 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
2532 "addsi3", "subsi3"): Insn patterns removed.
2533 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
2534 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
2535 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
2536 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
2537 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
2538 "*sub<mode>3_cconly2"): New insn patterns.
2539 ("addsi3", "subsi3"): New expanders.
2541 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
2543 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
2544 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
2545 existing STMT_VINFO_VECTYPE if available.
2546 (vect_mark_relevant): Add special handling for stmts that are
2547 marked as STMT_VINFO_IN_PATTERN_P.
2548 (vect_analyze_loop): Call vect_pattern_recog.
2549 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
2550 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
2552 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
2553 (vect_recog_func_ptr): New function-pointer type.
2554 * tree-vect-patterns.c: New file.
2555 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
2556 (vect_recog_dot_prod_pattern, vect_pattern_recog):
2557 (vect_pattern_recog_1): New functions.
2558 (vect_pattern_recog_funcs): New array of function pointers.
2560 * tree-vectorizer.h (ternary_op): New enum value.
2561 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
2562 declaration. Revised documentation. Removed redundant dump prints.
2563 Removed redundant argument. Added support for reduction patterns.
2564 (vectorizable_reduction): Added support for reduction patterns.
2565 (vect_transform_stmt): Added support for patterns.
2567 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
2568 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
2569 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
2570 (expand_widen_pattern_expr): New function.
2571 (init_optabs): Initialize new optabs udot_prod_optab,
2573 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
2574 (sdot_prod_optab, udot_prod_optab): Define new optabs.
2575 (expand_widen_pattern_expr): New function declaration.
2576 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
2578 * tree-inline.c (estimate_num_insns_1): Added cases for new
2579 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2580 * tree-pretty-print.c (dump_generic_node): Likewise.
2581 (op_prio): Likewise.
2582 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2583 * tree-ssa-operands.c (get_expr_operands): Added case for
2585 * tree-vect-patterns.c (widened_name_p): New function.
2586 (vect_recog_dot_prod_pattern): Added function implementation.
2587 * tree-vect-transform.c (get_initial_def_for_reduction): Added
2588 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
2589 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
2590 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
2592 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
2593 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
2594 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
2595 (init_optabs): Initialize new optabs widen_ssum_optab,
2597 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
2598 (widen_ssum_optab, widen_usum_optab): Define new optabs.
2599 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
2600 use instead of type of def.
2601 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
2602 function implementation.
2603 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
2604 widen_ssumv8hi): New.
2606 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
2609 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2612 * c-decl.c (add_flexible_array_elts_to_size): New function.
2613 (finish_decl): Use it.
2615 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2617 * diagnostic.h: Include options.h.
2618 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
2619 dependancies for diagnostic.h.
2620 * Makefile.in (DIAGNOSTIC_H): Add options.h.
2622 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
2624 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
2625 (ssa_ro_call_cache_valid): Ditto.
2626 * tree-ssa-alias.c (sort_tags_by_id): New function.
2627 (init_transitive_clobber_worklist): Ditto.
2628 (add_to_worklist): Ditto.
2629 (mark_aliases_call_clobbered): Ditto.
2630 (compute_tag_properties): Ditto.
2631 (set_initial_properties): Ditto.
2632 (compute_call_clobbered): Ditto.
2633 (compute_may_aliases): Call compute_call_clobbered and grouping.
2634 (compute_flow_sensitive_aliasing): Remove clobbering related code.
2635 (compute_flow_insensitive_aliasing): Grouping now happens in our
2637 (setup_pointers_and_addressables): Remove clobbering related code.
2638 (add_may_alias): Ditto.
2639 (replace_may_alias): Ditto.
2640 (get_nmt_for): Ditto.
2641 (create_global_var):
2642 (is_escape_site): Return an escape_type enumeration.
2643 * tree-flow-inline.h (is_call_clobbered): Global var does not
2644 imply call clobbered.
2645 (mark_call_clobbered): Take a reason for marking this. Remove
2646 marking of globalness, and cache invalidation.
2647 (clear_call_clobbered): Remove cache invalidation code.
2648 * tree-dfa.c (dump_variable): If details is on, dump the reason
2650 * tree-outof-ssa.c (create_temp): Copy escape mask from original
2652 * tree-flow.h (struct ptr_info_def): Add escape mask member.
2653 (struct var_ann_d): Ditto.
2654 (enum escape_type): New.
2655 (mark_call_clobbered): Adjust prototype.
2656 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
2657 are never call clobbered.
2658 Record reasons for escaping.
2659 * tree-ssa-structalias.h (is_escape_site): Update prototype.
2660 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
2661 (ssa_ro_call_cache_valid): Ditto.
2662 (clobbered_v_may_defs): Ditto.
2663 (clobbered_vuses): Ditto.
2664 (ro_call_vuses): Ditto.
2665 (clobber_stats): New.
2666 (init_ssa_operands): Zero out clobber stats.
2667 (fini_ssa_operands): Print out clobber stats.
2668 (get_call_expr_operands): Pass callee fndecl to
2670 (add_call_clobber_ops): Remove use of cache.
2671 Add use of PURE_CONST information.
2672 (add_call_read_ops): Remove use of cache.
2673 Add use of static not_read information.
2675 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
2677 Introduce TLS descriptors for i386 and x86_64.
2678 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
2679 (TARGET_ANY_GNU_TLS): New macro.
2680 (enum tls_dialect): Added TLS_DIALECT_GNU2.
2681 (struct machine_function): Add tls_descriptor_call_expanded_p.
2682 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
2683 (ix86_current_function_calls_tls_descriptor): Likewise.
2684 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
2685 (override_options): Introduce gnu2 tls dialect.
2686 (ix86_frame_pointer_required): Functions containing TLSCALLs are
2688 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
2690 (legitimize_tls_address): Adjust logic for GNU2 TLS.
2691 (ix86_init_machine_status): Initialize new field.
2692 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
2693 (ix86_tls_module_base): New.
2694 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
2695 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
2696 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
2697 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
2698 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
2699 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
2700 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2701 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2702 * config/i386/predicates.md (tls_modbase_operand): New.
2703 (tp_or_register_operand): New.
2705 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2707 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2708 (look_for_address_of): Ditto.
2709 (ipa_init): Walk the function decls.
2710 (static_execute): Don't set readonly on FUNCTION_DECL's.
2712 2006-01-18 Roger Sayle <roger@eyesopen.com>
2714 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2715 for shifts where the source and destination registers are different.
2717 2006-01-18 Paul Brook <paul@codesourcery.com>
2719 Merge from csl-arm-branch.
2720 2005-03-14 Julian Brown <julian@codesourcery.com>
2721 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2722 (aeabi_llsl): Likewise.
2723 (ashrdi3): Likewise.
2724 (aeabi_lasr): Likewise.
2725 (lshrdi3): Likewise.
2726 (aeabi_llsr): Likewise.
2727 2005-03-10 Julian Brown <julian@codesourcery.com>
2728 * config.gcc: Disable shared libgcc for SymbianOS.
2729 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2731 2006-01-18 DJ Delorie <dj@redhat.com>
2733 * c-pragma.c (handle_pragma_diagnostic): New.
2734 (init_pragma): Register it.
2735 * doc/extend.texi: Document it.
2737 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2738 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2739 (diagnostic_context): Add classify_diagnostic[].
2740 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2741 as errors if they're overridden to DK_WARNING.
2742 (diagnostic_initialize): Initialize classify_diagnostic[].
2743 (diagnostic_set_kind_override): New.
2744 (diagnostic_report_diagnostic): Check for kind changes.
2745 * opts.c (common_handle_option): Take lang_mask. Update callers.
2747 * common.opt (Werror=): New.
2748 * doc/invoke.texi: Document -Werror=*
2750 2006-01-18 Jeff Law <law@redhat.com>
2752 * tree-vrp.c (test_for_singularity): Correct test for new
2753 min limit. Use operand_equal_p rather than pointer equality
2754 for testing if new min/max values are equal.
2756 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2757 using range information until after propagation and folding.
2759 2006-01-18 Richard Henderson <rth@redhat.com>
2760 Aldy Hernandez <aldyh@redhat.com>
2761 Jakub Jelinek <jakub@redhat.com>
2762 Diego Novillo <dnovillo@redhat.com>
2764 * omp-low.c: New file.
2765 * c-omp.c: New file.
2767 2006-01-18 Richard Henderson <rth@redhat.com>
2768 Jakub Jelinek <jakub@redhat.com>
2769 Diego Novillo <dnovillo@redhat.com>
2771 * doc/invoke.texi: Document -fopenmp.
2772 * tree-dump.h (debug_function): Declare.
2773 * hooks.c (hook_bool_tree_bool_false): New function.
2774 (hook_tree_tree_null): Remove.
2775 (hook_tree_tree_tree_null): New.
2776 * hooks.h: Update to match.
2777 * tree-pretty-print.c (debug_tree_chain): New.
2778 (print_generic_expr): Handle TDF_CHAIN.
2779 (dump_generic_node): Handle BLOCK.
2780 Do not abort with incomplete SWITCH_EXPRs.
2781 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2782 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2783 print space after directive name.
2784 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2785 Handle OMP_MASTER and OMP_ORDERED.
2786 Handle printing of OMP_BODY just in one place, goto
2787 dump_omp_body in the rest of OMP_* nodes that have
2789 Don't handle clause nodes here. Update omp statements to
2790 use dump_omp_clauses.
2791 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2792 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2793 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2794 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2795 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2796 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2797 Adjust output for GOMP_PARALLEL.
2798 (dump_omp_clauses): New.
2799 (print_declaration): Dump DECL_VALUE_EXPR.
2800 (op_symbol_1): Split out of op_symbol.
2801 (dumping_stmts): Remove. Update all users.
2802 * cgraph.c (cgraph_analyze_queue): New.
2803 (cgraph_add_new_function): New.
2804 * cgraph.h (cgraph_analyze_queue): Declare.
2805 (cgraph_add_new_function): Declare.
2806 (cgraph_lower_function): Remove.
2807 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2808 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2809 and TYPE_P nodes in its default clause.
2810 (empty_body_p): New.
2811 (tree_range_check_failed): New.
2813 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2814 OMP_CLAUSE_REDUCTION_MERGE,
2815 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2816 OMP_CLAUSE_PRIVATE_DEBUG,
2817 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2818 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2819 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2820 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2821 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2822 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2823 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2824 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2825 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2826 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2827 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2828 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2829 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2830 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2831 (TREE_RANGE_CHECK): New.
2832 (empty_body_p): Declare.
2833 (enum omp_clause_default_kind): New.
2834 (build_string_literal): Declare.
2835 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2836 (build5_stat, build5): Declare.
2837 * tree-pass.h (TDF_CHAIN): Define.
2838 * tree-pass.h (PROP_gimple_lomp): Define.
2839 (pass_lower_omp): Declare.
2840 * diagnostic.h (debug_tree_chain): Declare.
2841 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2843 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2844 * builtins.c (build_string_literal): Make extern.
2845 * gcc.c (include_spec_function): New.
2846 (static_spec_functions): Add it.
2847 (main): Move load of libgomp.spec ...
2848 (LINK_COMMAND_SPEC): ... here.
2849 (link_gomp_spec): New.
2850 (static_specs): Include it.
2851 (LINK_COMMAND_SPEC): Add link_gomp.
2852 (GOMP_SELF_SPECS): New.
2853 (driver_self_specs): Include it.
2854 (switch_matches): Don't mark inline.
2855 (main): Load libgomp.spec.
2856 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2857 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2858 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2859 * tree-gimple.h (enum omp_parallel): Declare.
2860 (determine_parallel_type): Declare.
2861 (omp_firstprivatize_variable): Declare.
2862 (omp_reduction_init): Declare.
2863 (diagnose_omp_structured_block_errors): Declare.
2864 (struct walk_stmt_info): Add want_return_expr.
2865 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2866 (find_omp_clause): Declare.
2867 (insert_field_into_struct): Declare.
2868 (struct walk_stmt_info): Move from tree-nested.c
2869 (walk_stmts): Declare.
2870 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2872 * cgraphunit.c (cgraph_lower_function): Make static.
2873 (cgraph_finalize_pending_functions): New.
2874 (cgraph_finalize_function): Call it.
2875 (cgraph_finalize_compilation_unit): Likewise.
2876 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2877 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2878 (BT_FN_UINT_UINT): New.
2879 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2880 DEF_FUNCTION_TYPE_VAR_4): Document.
2881 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2882 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2883 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2884 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2885 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2886 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2887 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2888 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2889 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2890 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2891 into separate files.
2892 (DEF_GOMP_BUILTIN): New.
2893 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2894 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2895 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2896 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2897 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2898 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2899 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2900 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2901 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2902 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2903 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2904 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2905 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2906 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2907 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2908 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2909 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2910 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2911 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2912 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2913 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2914 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2915 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2916 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2917 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2918 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2919 * sync-builtins.def: New file, moved from builtins.def.
2920 * omp-builtins.def: New file, moved from builtins.def.
2921 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2922 * gimple-low.c (lower_function_body): Clear data.
2923 (lower_stmt): Do not handle COMPOUND_EXPR.
2924 Remove call to print_node_brief.
2925 * c-tree.h (c_finish_omp_clauses): New prototype.
2926 (C_DECL_THREADPRIVATE_P): Define.
2927 (lookup_name_no_remap, c_omp_remap_private): Remove
2928 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2929 (check_for_loop_decls): Update decl.
2930 (lookup_name_no_remap, c_omp_remap_private): Declare.
2931 (build_indirect_ref, build_modify_expr, pushdecl,
2932 pushdecl_top_level): Move to c-common.h.
2933 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2934 before the switch, but just in the 2 places that need it.
2935 * c-decl.c (diagnose_mismatched_decls): Do not check for
2936 mismatched thread-local attributes when OLDDECL is marked
2937 threadprivate and NEWDECL has no thread-local attributes.
2938 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2939 (c_gimple_diagnostics_recursively): Rename from
2940 c_warn_unused_result_recursively. Invoke
2941 diagnose_omp_structured_block_errors.
2942 (check_for_loop_decls): Return a singular decl found.
2943 * langhooks.c (lhd_omp_predetermined_sharing): Return
2944 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2945 (lhd_omp_firstprivatize_type_sizes): New.
2946 (lhd_omp_assignment): New.
2947 (lhd_omp_predetermined_sharing): New.
2948 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2949 (struct lang_hooks_for_types): Add
2950 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2951 omp_predetermined_sharing, omp_disregard_value_expr,
2952 omp_private_debug_clause, omp_clause_default_ctor,
2953 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2954 (c_finish_omp_clauses): New.
2955 (c_finish_bc_stmt): Diagnose break within omp for.
2956 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2957 (build_unary_op): Return error_mark after reporting
2959 (build_modify_expr): Likewise.
2960 * gimplify.c: Include optabs.h and pointer-set.h.
2961 (enum gimplify_omp_var_data): Declare.
2962 (struct gimplify_omp_ctx): Declare.
2963 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2965 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2966 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2967 (splay_tree_compare_decl_uid): New.
2968 (new_omp_context): New.
2969 (delete_omp_context): New.
2970 (gimple_add_tmp_var): Call omp_add_variable.
2971 (gimplify_bind_expr): Likewise.
2972 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2973 true, disregard DECL_VALUE_EXPR on the decl if any.
2974 (gimplify_expr_in_ctx): New.
2975 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2976 omp_add_variable, omp_notice_variable, omp_is_private
2977 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2978 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2979 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2980 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2981 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2982 gimplify_omp_atomic): New.
2983 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2984 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2985 OMP_CRITICAL and OMP_ATOMIC.
2986 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2987 * c-pragma.h (enum pragma_kind): Add
2988 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2989 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2990 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2991 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2992 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2993 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2994 PRAGMA_OMP_THREADPRIVATE.
2995 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2996 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2997 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2998 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2999 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
3000 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
3001 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
3002 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
3003 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
3004 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
3005 * tree-ssa-dce.c (find_control_dependence): Do not assume that
3006 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
3007 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
3009 (struct nesting_info): Add field_map,
3010 suppress_expansion, debug_var_chain.
3011 (create_nesting_tree): Initialize them.
3012 (lookup_field_for_decl): Use field_map.
3013 (get_nonlocal_debug_decl, get_local_debug_decl): New.
3014 (convert_local_omp_clauses): New.
3015 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
3016 (walk_body): Split out of walk_function.
3017 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
3018 (convert_nonlocal_reference): Handle omp statements.
3019 (convert_local_reference): Likewise.
3020 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
3021 (unnest_nesting_tree): New.
3022 (lower_nested_functions): Call it.
3023 (insert_field_into_struct): Make extern.
3024 (struct walk_stmt_info): Move to tree-gimple.h.
3025 (walk_stmts): Make extern.
3026 * omp-builtins.def: New file.
3027 * tree-iterator.c (expr_only): Clarify comment.
3028 * c-common.h (pushdecl_top_level, pushdecl,
3029 build_modify_expr, build_indirect_ref,
3030 c_finish_omp_master, c_finish_omp_critical,
3031 c_finish_omp_ordered, c_finish_omp_barrier,
3032 c_finish_omp_atomic, c_finish_omp_flush,
3033 c_finish_omp_for, c_split_parallel_clauses,
3034 omp_clause_default_kind, c_omp_sharing_predetermined,
3035 c_omp_remap_decl): Declare.
3036 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
3037 (OBJS-common): Add omp-low.o.
3038 (c-omp.o, omp-low.o): Add.
3039 (gimplify.o): Add dependency on $(OPTABS_H).
3040 (GTFILES): Add omp-low.c.
3041 (gt-stringpool.h): Add.
3042 * tree-cfg.c (set_bb_for_stmt): Do not update the
3043 block-to-labels map if we are currently expanding to RTL.
3044 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
3046 Handle IDENTIFIER_NODE.
3047 (tree_verify_flow_info): Do not ICE when emitting error
3048 messages about invalid labels.
3049 (dump_function_to_file): Reset CFUN before emitting the body
3051 (debug_function): New.
3052 * passes.c (init_optimization_passes): Schedule
3054 * langhooks-def.h (lhd_omp_predetermined_sharing,
3055 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
3057 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
3058 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
3059 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
3060 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
3061 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
3062 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
3063 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
3064 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
3065 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
3066 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
3067 (LANG_HOOK_DECLS): Use them.
3069 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
3070 Richard Henderson <rth@redhat.com>
3071 Jakub Jelinek <jakub@redhat.com>
3072 Diego Novillo <dnovillo@redhat.com>
3074 * c-parser.c (pragma_omp_clause): Define.
3075 (c_parser_declaration_or_fndef): Document OpenMP syntax.
3076 (c_parser_compound_statement): Likewise.
3077 (c_parser_statement): Likewise.
3078 (c_parser_pragma): Handle omp pragmas.
3079 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
3080 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
3081 (c_parser_omp_clause_name, check_no_duplicate_clause,
3082 c_parser_omp_variable_list,
3083 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
3084 c_parser_omp_clause_copyprivate,
3085 c_parser_omp_clause_default,
3086 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
3087 c_parser_omp_clause_lastprivate,
3088 c_parser_omp_clause_nowait,
3089 c_parser_omp_clause_num_threads,
3090 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
3091 c_parser_omp_clause_reduction,
3092 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
3093 c_parser_omp_all_clauses, c_parser_omp_structured_block,
3094 c_parser_omp_atomic, c_parser_omp_barrier,
3095 c_parser_omp_critical, c_parser_omp_flush,
3096 c_parser_omp_for_loop, c_parser_omp_for,
3097 c_parser_omp_master, c_parser_omp_ordered,
3098 c_parser_omp_sections_scope, c_parser_omp_sections,
3099 c_parser_omp_parallel, c_parser_omp_single,
3100 c_parser_omp_construct, c_parser_omp_threadprivate): New.
3101 * c-pragma.c (init_pragma): Do omp pragma registration here.
3102 * c.opt (fopenmp): New flag.
3104 2006-01-18 Eric Christopher <echristo@apple.com>
3106 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
3107 * config/darwin.h (GOMP_SELF_SPECS): Define.
3109 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3111 * rtl.h: Remove the prototype for reg_alloc.
3113 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3116 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
3117 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
3118 sjlj and dwarf2 exception handling.
3119 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
3120 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
3121 * pa/pa.c (function_value): Treat complex and vector types as
3123 (function_arg): Likewise. Only pass scalar floats in the floating
3124 point argument registers.
3125 * pa/t-slibgcc-dwarf-ver: New file.
3126 * pa/t-slibgcc-sjlj-ver: New file.
3127 * pa/t-slibgcc-elf-ver: Delete file.
3129 2006-01-19 Alan Modra <amodra@bigpond.net.au>
3131 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
3132 unlikely_test_section_p test.
3134 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3136 * mode-switching.c (optimize_mode_switching): Make it static.
3137 * basic-block.h: Remove the prototype for
3138 optimize_mode_switching.
3140 * modulo-sched.c (sms_schedule): Make it static.
3141 * rtl.h: Remove the prototype for sms_schedule.
3143 * postreload-gcse.c (gcse_after_reload_main): Make it static.
3144 * rtl.h: Remove the prototype for gcse_after_reload_main.
3146 * reg-stack.c (reg_to_stack): Make it static.
3147 * rtl.h: Remove the prototype for reg_to_stack.
3149 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
3151 * rtl.h: Remove the prototypes for regrename_optimize and
3152 copyprop_hardreg_forward.
3154 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
3156 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
3157 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
3158 Test against the appropriate null constant for the mode.
3159 If 'fixup_overlap' is true, swap the operands if they overlap.
3160 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
3161 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
3162 alpha_split_tmode_pair and adjust for above change.
3163 * config/alpha/alpha.md (movtf_internal): Adjust call to
3164 alpha_split_tfmode_pair and rely on it to swap the operands.
3165 (movti_internal): New insn and post-reload splitter.
3166 (movti): New expander.
3168 2006-01-18 Philippe De Muyter <phdm@macqel.be>
3170 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
3173 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3175 * rtlanal.c (global_reg_mentioned_p_1,
3176 global_reg_mentioned_p): Remove.
3177 * rtl.h: Remove the prototype for global_reg_mentioned_p.
3179 * flow.c (initialize_uninitialized_subregs): Make it static.
3180 * rtl.h: Remove the prototype for
3181 initialize_uninitialized_subregs.
3183 * function.c (instantiate_virtual_regs): Make it static.
3184 * function.h: Remove the prototype for
3185 instantiate_virtual_regs.
3187 * regmove.c (regmove_optimize, combine_stack_adjustments):
3189 * rtl.h: Remove the prototypes for regmove_optimize and
3190 combine_stack_adjustments.
3192 2006-01-17 Roger Sayle <roger@eyesopen.com>
3194 * config/i386/i386.c (COSTS_N_BYTES): New macro.
3195 (size_cost): Encode costs in bytes so that a reg-reg addition is
3196 equivalent to COSTS_N_INSNS(1).
3197 (override_options): Use the size_cost.branch_cost as the default
3198 ix86_branch_cost when optimizing for size.
3200 2006-01-18 Ben Elliston <bje@au.ibm.com>
3202 * Makefile.in (D32PBIT_FUNCS): New.
3203 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
3204 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
3205 D64PBIT_FUNCS and D128PBIT_FUNCS.
3206 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
3207 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
3209 (decnumber_dep): Define.
3210 * doc/libgcc.texi (Decimal float library routines): New node.
3211 * config/dfp-bit.h, config/dfp-bit.c: New files.
3213 2006-01-18 Ben Elliston <bje@au.ibm.com>
3215 * expr.c (emit_move_change_mode): Always adjust addresses, not
3216 just during reload. Copy replacements only during reload.
3217 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
3218 emit_move_via_integer.
3220 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
3222 * Makefile.in (check-%, check-consistency): Use $${srcdir}
3223 instead of $(srcdir) and ${srcdir}.
3225 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
3229 * arm.h (struct machine_function): Add pic_reg.
3230 * arm.c (arm_pic_register): Make unsigned.
3231 (arm_override_options): Only set arm_pic_register if
3232 TARGET_SINGLE_PIC_BASE.
3233 (use_return_insn): Only test for a pic register if it is fixed.
3234 (arm_compute_save_reg0_reg12_mask): Likewise.
3235 (thumb_compute_save_reg_mask): Likewise.
3236 (legitimate_pic_operand): Factor out some known invariants.
3237 (legitimize_pic_address): If we don't have a fixed pic register,
3238 then set up a pseudo in the function entry sequence. Handle the
3239 pic base being in a pseudo.
3240 (arm_load_pic_register): Handle the pic register being in a pseudo.
3241 (arm_expand_prologue): Only set up the pic register if it is fixed.
3242 (thumb_expand_prologue): Likewise.
3243 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
3244 (pic_load_addr_based_insn): Likewise.
3245 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
3248 2006-01-18 Ben Elliston <bje@au.ibm.com>
3250 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
3251 decimal float modes for all floating point registers.
3253 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
3254 match_code "mem" with match_test "macho_lo_sum_memory_operand".
3256 2006-01-17 Jakub Jelinek <jakub@redhat.com>
3259 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
3260 even when the pointer is not NULL.
3262 2006-01-16 Ian Lance Taylor <ian@airs.com>
3264 * common.opt (ftoplevel-reorder): New option.
3265 * cgraph.c (cgraph_asm_nodes): New global variable.
3266 (cgraph_asm_last_node): New static variable.
3267 (cgraph_order): New global variable.
3268 (cgraph_create_node): Set new order field.
3269 (cgraph_varpool_node): Likewise.
3270 (decide_is_variable_needed): Return true if not
3271 flag_toplevel_reorder.
3272 (cgraph_add_asm_node): New function.
3273 * cgraph.h (struct cgraph_node): Add order field.
3274 (struct cgraph_varpool_node): Add order field.
3275 (struct cgraph_asm_node): Define.
3276 (cgraph_asm_nodes, cgraph_order): Declare.
3277 (cgraph_add_asm_node): Declare.
3278 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
3280 (cgraph_varpool_assemble_pending_decls): Call it.
3281 (cgraph_output_pending_asms): New static function.
3282 (cgraph_finalize_compilation_unit): Call it.
3283 (struct cgraph_order_sort): Define.
3284 (cgraph_output_in_order): New static function.
3285 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
3286 !flag_toplevel_reorder case.
3287 * c-parser.c: Include "cgraph.h".
3288 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
3290 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
3291 than -fno-unit-at-a-time.
3292 * doc/invoke.texi (Option Summary): Mention
3293 -fno-toplevel-reorder.
3294 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
3295 -funit-at-a-time documentation.
3297 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
3298 Kazu Hirata <kazu@codesourcery.com>
3300 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
3302 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
3304 * Makefile.in (FUNCTION_H): New. Use it instead of
3305 function.h throughout the file.
3306 * function.h: Include tree.h.
3308 2006-01-17 Ben Elliston <bje@au.ibm.com>
3310 * recog.c: Separate some functions with whitespace.
3312 2006-01-16 Richard Henderson <rth@redhat.com>
3314 Merge from gomp branch:
3315 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
3316 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
3317 and rename from struct inline_data. Rename callee* to dst*;
3318 caller* to src*; add copy_decl hook, transform_call_graph_edges,
3319 transform_new_cfg, transform_return_to_modify, and
3320 transform_lang_insert_block flags; remove cloning_p, versioning_p,
3322 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
3323 (copy_decl_for_dup): Remove.
3324 * tree-inline.c (struct inline_data): Move to header.
3325 (insert_decl_map): Export.
3326 (remap_decl): Update for member name changes. Use copy_decl hook.
3327 Allow for replacement to be a non-decl. Remove dead code.
3328 (remap_type_1): Check for existing mapping.
3329 (remap_type): Export.
3330 (remap_decls): Update for member name changes.
3331 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
3332 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
3333 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
3334 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
3335 (tree_function_versioning, build_duplicate_type): Likewise.
3336 (copy_body_r): Likewise. Export.
3337 (copy_decl_for_dup): Split into ...
3338 (copy_decl_for_dup_finish, copy_decl_to_var,
3339 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
3340 (replace_ref_tree, inlining_p): Remove.
3342 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3344 * ifcvt.c (if_convert): Make it static.
3345 * rtl.h: Remove the prototype for if_convert.
3347 * local-alloc.c (local_alloc): Make it static.
3348 * rtl.h: Remove the prototype for local_alloc.
3350 * loop.c (loop_optimize): Make it static.
3351 * cfgloop.h: Remove the prototype for loop_optimize.
3354 2006-01-16 DJ Delorie <dj@redhat.com>
3356 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
3359 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3361 * pa.md: Disparage copies between general and floating-point registers
3362 in 32-bit move patterns.
3364 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
3367 * Makefile.in (check-%): Depend on site.exp instead of
3368 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
3371 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3373 * global.c (global_alloc): Make it static.
3374 * rtl.h: Remove the prototype for global_alloc.
3376 2006-01-16 Richard Guenther <rguenther@suse.de>
3378 * tree-ssa-alias.c (struct used_part): Add write_only field.
3379 (get_or_create_used_part_for): Initialize it to true.
3380 (create_overlap_variables_for): Don't create structure variables
3381 for structures that only are written to.
3382 (find_used_portions): Handle MODIFY_EXPR to track whether a
3383 structure is only written to.
3385 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3387 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
3389 * basic-block.h: Remove the prototype for
3390 partition_hot_cold_basic_blocks.
3392 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
3394 * cppspec.c (lang_specific_spec_functions): Remove.
3395 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
3396 * gcc.h (lang_specific_spec_functions): Remove.
3397 * gccspec.c (lang_specific_spec_functions): Remove.
3399 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
3401 * combine.c (record_value_for_reg): Invalidate registers
3403 (record_dead_and_set_regs_1): Likewise, by passing them to
3404 record_value_for_reg.
3405 (record_dead_and_set_regs): Invalidate stores made by a
3406 call. We do not combine across a call, but we still
3407 relied on equivalences.
3409 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3411 * tree-vrp.c (extract_range_from_binary_expr): Cope with
3412 vrp_int_const_binop returning non-constant nodes.
3414 2006-01-16 Paul Brook <paul@codesourcery.com>
3416 * config/m68k/m68k.c (output_move_const_into_data_reg):
3417 Output correct mnemonic for mvz and mvs.
3419 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
3421 * rtl-factoring.c: Add sequence abstraction algorithm.
3422 * cfgcleanup.c (outgoing_edges_match): Extra checks.
3423 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
3425 (block_has_preserve_label): New function.
3426 * common.opt: Register new pass.
3427 * Makefile.in: Ditto.
3429 * timevar.def: Ditto.
3430 * tree-pass.h: Ditto.
3431 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
3432 * rtl.h (make_jump_insn_raw): Add forward decl.
3433 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
3435 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3436 Roger Sayle <roger@eyesopen.com>
3438 * fold-const.c (fold_minmax): New static function.
3439 (fold_binary) <MIN_EXPR>: Call it.
3440 <MAX_EXPR>: Likewise.
3441 * stor-layout.c (place_field): Use DECL_SIZE consistently
3442 in the computation of the new record size.
3444 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3446 * cse.c (cse_condition_code_reg): Make it static.
3447 * rtl.h: Remove the prototype for cse_condition_code_reg.
3449 * combine.c (combine_instructions): Make it static.
3450 * rtl.h: Remove the prototype for combine_instructions.
3452 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3455 * tree.c (get_file_function_name_long): Concatenate the first global
3456 object name with a string derived from the input filename of the object
3459 2006-01-16 Ben Elliston <bje@au.ibm.com>
3461 * config/i386/winnt-stubs.c: Update FSF address.
3462 * config/xtensa/ieee754-df.S: Ditto.
3463 * config/xtensa/ieee754-sf.S: Ditto.
3465 2006-01-14 Ian Lance Taylor <ian@airs.com>
3467 * ifcvt.c (noce_init_if_info): New static function, broken out of
3468 noce_process_if_block.
3469 (noce_process_if_block): Call noce_init_if_info.
3470 (check_cond_move_block): New static function.
3471 (cond_move_process_if_block): New static function.
3472 (process_if_block): Call cond_move_process_if_block.
3474 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
3476 * cselib.c (hash_table): Rename to cselib_hash_table.
3477 (cselib_clear_table, discard_useless_values,
3478 remove_useless_values, cselib_lookup_mem, cselib_lookup,
3479 cselib_init, cselib_finish): Adjust uses of hash_table.
3481 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
3483 PR tree-optimization/25485
3484 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
3485 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
3486 is known to be false and true, respectively.
3488 2006-01-14 Richard Guenther <rguenther@suse.de>
3490 PR tree-optimization/22548
3491 PR tree-optimization/22555
3492 PR tree-optimization/22501
3493 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
3494 * params.def (salias-max-array-elements): New parameter.
3495 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
3496 * doc/invoke.texi (salias-max-array-elements): Document.
3497 * tree-flow-inline.h (var_can_have_subvars): We also handle
3499 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
3501 * tree-ssa-structalias.c (params.h): Include.
3502 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
3503 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
3504 (get_constraint_for): For ADDR_EXPR operating on something
3505 containing an ARRAY_REF, add all subvars to the solution.
3506 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
3507 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
3508 for creating MUST_DEFs.
3509 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
3511 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3513 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
3515 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3516 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
3517 number_of_iterations_le): New functions.
3518 (number_of_iterations_special): Removed.
3519 (number_of_iterations_exit): Do not use number_of_iterations_special.
3520 * tree.c (unsigned_type_for): Always return integer type.
3522 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
3523 Richard Guenther <rguenther@suse.de>
3525 PR rtl-optimization/24257
3526 * gcse.c (find_moveable_store): Only consider a store movable
3527 when the SET_SRC of the insn can be assigned to a register.
3529 2006-01-14 Ian Lance Taylor <ian@airs.com>
3531 * tree.c (tree_not_class_check_failed): New function.
3532 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
3533 (tree_not_class_check_failed): Declare.
3535 2006-01-13 Ian Lance Taylor <ian@airs.com>
3537 * reload1.c (do_output_reload): Add assertion rejecting a
3540 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
3542 * combine.c (struct reg_stat): Add new fields truncation_label and
3544 (record_value_for_reg): Reset truncated_to_mode.
3545 (record_truncated_value): New function.
3546 (check_promoted_subreg): Call it. Rename to check_conversions.
3547 (combine_instructions): Rename check_promoted_subreg to
3549 (reg_truncated_to_mode): New function.
3550 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
3551 (gen_lowpart_or_truncate): New function.
3552 (force_to_mode): Use it instead of gen_lowpart.
3554 2006-01-13 Diego Novillo <dnovillo@redhat.com>
3556 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
3557 VAR is a tag, not its type tag.
3559 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
3561 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
3562 alternatives to match style of other entries.
3563 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
3565 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
3567 PR tree-optimization/25771
3568 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
3571 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
3574 * tree-inline.c (declare_return_variable): If the return variable
3575 was marked as a non gimple complex, set the return slot variable
3576 to be a non gimple comple variable.
3578 2006-01-13 Richard Guenther <rguenther@suse.de>
3580 * builtins.c (expand_builtin_sincos): New function.
3581 (expand_builtin_mathfn_3): Remove dead code, sin and cos
3583 (expand_builtin): Expand sincos using expand_builtin_sincos.
3585 2006-01-12 DJ Delorie <dj@redhat.com>
3587 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
3588 shift counts, separate SI shifts for m32c vs m16c, pass shift type
3589 so that constant shifts can be split.
3590 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
3591 (m32c_valid_pointer_mode): Make static.
3592 (shift_gen_func_for): New.
3593 (m32c_prepare_shift): Use it. Split large const shifts into
3595 * config/m32c/predicates.md (shiftcount_operand): Allow more
3597 (longshiftcount_operand): New.
3598 * doc/md.texi (Machine Constraints): Document In6.
3600 2006-01-13 Ben Elliston <bje@au.ibm.com>
3602 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
3603 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
3606 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
3608 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
3609 to try to avoid clobbering pieces of structures when we know
3610 something about the whole structure.
3611 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
3613 2006-01-13 Ben Elliston <bje@au.ibm.com>
3615 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
3616 return in memory, as this is no limitation is no longer present.
3618 2006-01-12 DJ Delorie <dj@redhat.com>
3620 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
3621 mova with fb, and for fb+0 -> An.
3623 * config/m32c/mov.md (peephole2): Fix enabling logic.
3625 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
3626 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
3627 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
3628 FINI_ARRAY_SECTION_ASM_OP): Define.
3630 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
3632 (m32c_legitimize_reload_address): New logic to reload FB to An.
3633 (m32c_output_reg_push): Add newline.
3634 (m32c_output_reg_pop): Likewise.
3636 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
3638 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
3640 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3642 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3644 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3646 * config/sh/predicates.md (sh_rep_vec): Add parallel to
3649 2006-01-11 Ben Elliston <bje@au.ibm.com>
3651 * rtlanal.c (find_reg_note): Assert insn is not null.
3653 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3655 * df-scan.c (df_hard_reg_init): Move declaration of i outside
3658 2006-01-11 Jeff Law <law@redhat.com>
3660 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
3662 (mark_threaded_blocks, register_jump_thread): New functions.
3663 (thread_through_all_blocks): Remove unwanted argument. No
3664 longer rely on e->aux to communicate thread target info.
3665 Call mark_threaded_blocks. Release the threaded_blocks
3666 bitmap and threaded_edges vector when complete.
3667 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
3668 (threaded_blocks): Remove.
3669 (tree_ssa_dominator_optimize): Remove initialization and
3670 finalization of threaded_blocks. Simplify call to
3671 thread_through_all_blocks.
3672 (thread_across_edge): Call register_jump_thread rather than
3673 storing thread information into e->aux.
3674 (free_all_edge_infos): Simplify now that e->aux is no longer
3675 used to communicate with thread_through_all_blocks.
3676 * tree-flow.h (thread_through_all_blocks): Update prototype.
3677 (register_jump_thread): Prototype.
3679 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3681 * df-core.c (df_compact_blocks, df_bb_replace): Use
3682 SET_BASIC_BLOCK instead of BASIC_BLOCK.
3684 2006-01-11 Richard Guenther <rguenther@suse.de>
3686 PR tree-optimization/25734
3687 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3688 stop propagation after successful propagation to the LHS.
3690 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3692 * basic-block.h (control_flow_graph): Change the type of
3693 x_basic_block_info to VEC(basic_block,gc) *.
3694 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
3696 (SET_BASIC_BLOCK): New.
3697 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
3698 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
3699 * cfgbuild.c (find_basic_blocks): Likewise.
3700 * cfglayout.c (fixup_reorder_chain): Likewise.
3701 * cfgrtl.c (create_basic_block_structure,
3702 rtl_create_basic_block): Likewise.
3703 * ifcvt.c (find_if_case_1): Likewise.
3704 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3707 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3709 * Makefile.in: Removed rotted odf.c entry.
3711 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3714 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3715 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3716 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3717 output pattern modifier, not %e.
3718 * config/cris/cris.c (cris_op_str): Update comment about pattern
3720 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3721 before falling through into...
3722 <case 'E'>: Redefined from old 'e' case.
3724 2006-01-11 Jan Hubicka <jh@suse.cz>
3727 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3729 2006-01-11 Jan Hubicka <jh@suse.cz>
3731 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3732 * i386.c (x86_decompose_lea): Kill.
3733 (ix86_rtx_costs): Kill.
3735 2006-01-11 Jan Hubicka <jh@suse.cz>
3737 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3738 * cgraph.h (cgraph_node): Add inline_decl.
3739 (cgraph_insert_node_to_hashtable): Declare.
3740 (save_inline_function_body): Declare.
3741 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3743 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3744 (cgraph_function_versioning): Update call of tree_function_versioning.
3745 (save_inline_function_body): New function.
3746 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3747 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3748 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3749 (cgraph_default_inline_p): Likewise.
3750 (cgraph_decide_inlining_incrementally): Likewise.
3751 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3752 (copy_bb): Kill saving; do updating of clones.
3753 (copy_cfg_body): Kill saving.
3754 (initialize_inlined-parameters): Likewise.
3755 (expand_call_inline): Likewise.
3757 (tree_function_versioning): New parameter "update_clones".
3758 (inlining_p): Kill saving.
3759 * tree-inline.h (tree_function_versioning): Update prototype.
3760 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3763 2006-01-11 Ian Lance Taylor <ian@airs.com>
3765 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3766 Allow undoing set of machine mode.
3767 (do_SUBST): Use enums instead of is_int.
3768 (do_SUBST_MODE): New function.
3769 (SUBST_MODE): New macro.
3770 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3771 reg and trying to replace reg_regno_rtx with a new register.
3772 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3773 (simplify_set): Use SUBST_MODE.
3774 (distribute_notes): Remove code that tried to update reg notes
3775 for regno_reg_rtx changes.
3777 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3779 PR tree-optimization/23109
3780 PR tree-optimization/23948
3781 PR tree-optimization/24123
3783 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3784 * tree-cfg.c (single_noncomplex_succ): New.
3785 * tree-flow.h (single_noncomplex_succ): Declare it.
3786 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3787 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3788 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3789 insert_bb, register_division_in, insert_reciprocals,
3790 replace_reciprocal, free_bb): New.
3791 (execute_cse_reciprocals_1): Rewritten.
3792 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3793 Do not commit any edge insertion. Always compute dominators and
3794 create the allocation pool.
3795 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3796 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3797 * targhooks.c (default_min_divistions_for_recip_mul): New.
3798 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3799 * passes.c (init_optimization_passes): Run recip after tree loop
3801 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3803 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3804 Kenneth Zadeck <zadeck@naturalbridge.com>
3806 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3807 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3808 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3809 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3810 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3811 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3812 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3813 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3814 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3815 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3816 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3817 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3818 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3819 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3820 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3821 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3822 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3823 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3824 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3825 DF_SCAN_POST_ALLOC): New macros.
3826 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3827 df_free_bb_function, df_local_compute_function, df_init_function,
3828 df_dataflow_function, df_confluence_function_0,
3829 df_confluence_function_n, df_transfer_function,
3830 df_finalizer_function, df_free_function, df_dump_problem_function,
3831 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3832 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3833 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3834 df_urec_bb_info, ) New types.
3835 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3837 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3838 df_analyze_simple_change_some_blocks,
3839 df_analyze_simple_change_one_block, df_compact_blocks,
3840 df_bb_replace, df_bb_regno_last_use_find,
3841 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3842 df_insn_regno_def_p, df_find_def, df_find_use,
3843 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3844 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3845 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3846 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3847 debug_df_chain, df_get_dependent_problem, df_chain_create,
3848 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3849 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3850 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3851 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3852 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3853 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3854 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3855 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3856 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3857 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3858 df_reorganize_refs, df_set_state, df_hard_reg_init,
3859 df_read_modify_subreg_p) New public functions.
3860 * df-core.c: The core dataflow solver and glue routines for rtl
3862 (df_init, df_add_problem, df_set_blocks, df_finish,
3863 df_hybrid_search_forward, df_hybrid_search_backward,
3864 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3865 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3866 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3867 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3868 df_reg_defined, df_find_use, df_reg_used, df_dump,
3869 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3870 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3871 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3872 debug_df_useno, reset_df_after_reload): New functions.
3873 * df-scan.c: The scanning fuctions, once in df.c, completely
3874 rewritten so that they now fully model the functionality of
3875 register usage at the backend.
3876 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3877 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3878 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3879 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3880 df_get_artificial_defs, df_get_artificial_uses,
3881 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3882 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3883 df_refs_delete, df_reorganize_refs, df_set_state,
3884 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3885 df_def_record_1, df_defs_record, df_uses_record,
3886 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3887 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3888 df_record_exit_block_uses, df_hard_reg_init): New functions.
3890 * df-problems.c: Seven concrete dataflow problems that use the
3891 scanning in df-scan.c and are solved by the engine in df-core.c.
3892 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3893 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3894 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3895 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3896 df_ru_free_bb_info, df_ru_alloc,
3897 df_ru_bb_local_compute_process_def,
3898 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3899 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3900 df_ru_transfer_function, df_ru_free, df_ru_dump,
3901 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3902 df_rd_free_bb_info, df_rd_alloc,
3903 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3904 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3905 df_rd_transfer_function, df_rd_free, df_rd_dump,
3906 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3907 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3908 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3909 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3910 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3911 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3912 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3913 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3914 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3915 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3916 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3917 df_urec_mark_reg_use_for_earlyclobber,
3918 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3919 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3920 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3921 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3922 df_chain_create_bb_process_use, df_chain_create_bb,
3923 df_chain_finalize, df_chain_free, df_chains_dump,
3924 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3925 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3926 df_reg_lifetime): New functions.
3927 * df.c: Deleted file.
3928 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3929 consistent with new df api.
3930 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3931 rest_of_handle_sms): Ditto.
3932 * web.c (unionfind_union, union_defs, entry_register, web_main):
3934 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3935 invariant_expr_equal_p, find_defs, check_dependencies,
3936 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3937 free_inv_motion_data, move_loop_invariants): Ditto.
3938 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3939 Update dependencies.
3940 (odf.c): Added defective entry that was deleted later in day.
3941 * sched-deps.c (sched_analyze_1): Ditto.
3943 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3945 * tree-ssa-operands.c (get_expr_operands): Record addressable
3946 variables directly. Do not call add_stmt_operands for CONST_DECLs
3948 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3949 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3951 2006-01-11 Ben Elliston <bje@au.ibm.com>
3953 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3954 function returns true in the positive case.
3956 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3959 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3960 for SI, DI, SF and DF modes. Add alternatives to copy between
3961 general and floating point registers to the 32-bit patterns.
3962 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3963 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3964 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3965 generating 64-bit code.
3966 * config/pa/pa.c (output_move_double): Handle copies between general
3967 and floating registers.
3969 2006-01-10 Stuart Hastings <stuart@apple.com>
3971 * config/i386/i386.md (set_got): Update.
3972 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3973 (builtin_setjmp_receiver): Mach-O support.
3974 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3975 (GOT_SYMBOL_NAME): Define.
3976 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3977 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3978 * config/i386/i386.c (override_options): Revise for Darwin.
3979 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3980 support. (darwin_x86_file_end): New. (output_set_got): Add label
3981 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3982 * config/i386/i386-protos.h (output_set_got): Likewise.
3983 * config/darwin.c (machopic_legitimize_pic_address): Update
3986 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3988 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3989 when MODE isn't BLKmode.
3991 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3993 PR rtl-optimization/25367
3994 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3996 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3999 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
4000 for a negative bound.
4002 2006-01-10 Richard Guenther <rguenther@suse.de>
4004 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4005 Never override with anything constraint.
4007 2006-01-10 Jan Beulich <jbeulich@novell.com>
4009 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
4010 256 bits when optimize_size.
4012 2006-01-10 Jan Beulich <jbeulich@novell.com>
4014 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
4016 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
4017 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
4020 2006-01-10 Ben Elliston <bje@au.ibm.com>
4022 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
4024 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
4025 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4026 (USE_FP_FOR_ARG): Reject decimal float modes.
4027 (function_arg_advance): Likewise.
4028 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
4029 (rs6000_handle_altivec_attribute): Do not permit decimal floating
4030 point types in AltiVec vectors.
4031 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
4032 (rs6000_libcall_value): Likewise.
4034 2006-01-09 Bob Wilson <bob.wilson@acm.org>
4036 * config/xtensa/ieee754-df.S: New file.
4037 * config/xtensa/ieee754-sf.S: New file.
4038 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
4039 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
4040 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
4042 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
4044 * config/sh/predicates.md (binary_float_operator,
4045 binary_logical_operator, commutative_float_operator,
4046 equality_comparison_operator, greater_comparison_operator,
4047 less_comparison_operator, logical_operator,
4048 noncommutative_float_operator, shift_operator,
4049 symbol_ref_operand, unary_float_operator): Remove redundant
4052 2006-01-09 Jeff Law <law@redhat.com>
4054 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
4055 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
4056 now unused arguments. Callers updated.
4057 (eliminate_redundant_computations): Remove now unused arguments,
4059 (local_fold): Remove, no longer used.
4060 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
4062 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
4063 (simplify_cond): New function.
4064 (forward_propagate_into_cond): Call simplify_cond.
4066 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
4068 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
4069 (*vec_extractv2di_1_sse): New.
4071 2006-01-09 Ben Elliston <bje@au.ibm.com>
4073 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
4075 2006-01-08 Richard Guenther <rguenther@suse.de>
4077 * tree-ssa-structalias.c (get_constraint_for): Remove
4079 (get_constraint_for_component_ref): Likewise.
4080 (do_deref): Likewise.
4081 (get_constraint_for): Likewise.
4082 (do_structure_copy): Likewise.
4083 (handle_ptr_arith): Likewise.
4084 (find_func_aliases): Likewise. Remove unused need_anyoffset
4087 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
4088 Kaz Kojima <kkojima@gcc.gnu.org>
4090 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
4091 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
4092 (EXTRA_CONSTRAINT_C16): Remove.
4093 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
4094 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
4095 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
4096 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
4097 constants of SHmedia. Handle nested constant expressions of
4099 (andcosts): Fix the costs for SHmedia constants.
4100 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
4101 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
4102 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
4103 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
4104 (movv4hi_i, movv2si_i): Likewise.
4105 (movsi_const): Adjust the second operand of ior so to match with
4107 (movdi_const, movdi_const_32bit): Likewise.
4108 (movdi_const_16bit+1): Don't sign-extend LOW.
4109 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
4111 (*double_shori): Fix the split condition. Use GEN_INT instead
4112 of get_int_mode calls. Mask lower 16-bit of the argument of
4114 (sym2GOTPLT): Remove.
4115 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
4117 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
4118 instead of EXTRA_CONSTRAINT_C16.
4120 2006-01-07 Ian Lance Taylor <ian@airs.com>
4121 David Edelsohn <edelsohn@gnu.org>
4123 PR rtl-optimization/25662
4124 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
4125 for constant operands instead of simplify_gen_binary.
4126 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
4127 after trying simplify_binary_operation
4129 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
4131 * tree.c (iterative_hash_expr): Hash decls based on UID.
4133 2006-01-06 Eric Christopher <echristo@apple.com>
4135 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
4136 (TARGET_UNWIND_EMIT): Fix spelling.
4137 * target.h (gcc_target): Add except_table_label.
4138 * except.c (output_function_exception_table): Use.
4139 * varasm.c (default_emit_except_table_label): New.
4140 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
4142 (asm_out): Add here.
4143 * output.h (default_emit_except_table_label): Prototype.
4144 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
4145 * config/darwin.c (darwin_emit_except_table_label): Define.
4146 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
4148 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
4150 PR tree-optimization/18527
4151 * tree-ssa-loop-niter.c (number_of_iterations_cond,
4152 number_of_iterations_special, number_of_iterations_exit):
4153 Move base and step of an iv to a single structure. Add
4154 no_overflow flag, and use it in # of iterations analysis.
4155 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
4156 folded_casts argument.
4157 (simple_iv): Pass base and step in a structure. Set no_overflow
4159 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
4160 Evaluate expensiveness of computing # of iterations instead of
4161 the final expression.
4162 * tree-scalar-evolution.h (affine_iv): New structure.
4163 (simple_iv): Declaration changed.
4164 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
4165 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
4166 find_givs_in_stmt): Changed due to simple_iv change.
4168 2006-01-06 Jeff Law <law@redhat.com>
4171 * tree-cfg.c (bsi_replace): Rename final argument from
4172 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
4173 change (stmt -> orig_stmt).
4174 * tree-eh.c (verify_eh_throw_stmt_node): New function.
4175 (bsi_remove): Add new argument. Remove EH information
4177 (verify_eh_throw_table_statements): New function.
4178 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
4180 * tree-optimize.c (execute_free_cfg_annotations): Verify
4181 the EH throw statement table after removing annotations.
4182 * except.h (verify_eh_throw_table_statements): Prototype.
4183 * tree-flow.h (bsi_remove): Update prototype.
4184 * tree-vrp.c (remove_range_assertions): Add new argument to
4186 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
4187 * tree-complex.c (expand_complex_div_wide): Likewise.
4188 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
4189 * tree-tailcall.c (eliminate_tailcall): Likewise.
4190 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4191 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4192 * tree-nrv.c (tree_nrv): Likewise.
4193 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
4194 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
4195 (combine_blocks): Likewise.
4196 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
4197 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
4198 (cleanup_control_flow): Likewise.
4199 (remove_forwarder_block): Likewise.
4200 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4201 * tree-sra.c (sra_replace): Likewise.
4202 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
4203 (forward_propagate_single_use_vars): Likewise.
4204 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4205 * tree-inline.c (expand_call_inline): Likewise.
4206 * tree-vect-transform.c (vect_transform_loop): Likewise.
4207 * tree-outof-ssa.c (rewrite_trees): Likewise.
4208 * tree-cfg.c (make_goto_expr_edges): Likewise.
4209 (cleanup_dead_labels): Likewise.
4210 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
4211 (bsi_move_before, bsi_move_after): Likewise.
4212 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
4213 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
4215 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
4218 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
4220 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
4221 on non gimple variables. Also add checks at the top for decls and
4223 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
4225 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
4226 and IMAGPART_EXPR for creating MUST_DEFs.
4227 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
4228 and NAME_MEMORY_TAG separately from the DECLs.
4230 2006-01-06 Richard Guenther <rguenther@suse.de>
4232 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
4233 annotation, if necessary.
4234 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4235 redundant calls to update_stmt.
4236 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
4239 2006-01-05 Richard Henderson <rth@redhat.com>
4241 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
4243 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4245 * c-typeck.c: Update copyright date.
4247 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4249 * c-typeck.c (build_c_cast): Always warn when casting
4250 from a pointer to an integer of different size, even if
4251 the node was constant.
4253 2006-01-05 Richard Guenther <rguenther@suse.de>
4255 PR tree-optimization/22555
4256 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
4257 if one structure field is an array.
4258 * tree-ssa-operands.c (get_expr_operands): Continue scanning
4259 operands even if we found a subvar, but ignore VOPs in this
4261 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
4263 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
4265 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
4268 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
4270 2006-01-05 Richard Guenther <rguenther@suse.de>
4271 Diego Novillo <dnovillo@redhat.com>
4273 * tree-pass.h (TODO_remove_unused_locals): Define.
4274 * gimple-low.c (expand_var_p, remove_useless_vars,
4275 pass_remove_useless_vars): Remove. Update all users.
4276 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
4277 (remove_unused_locals): New function.
4278 * tree-flow.h (remove_unused_locals): Declare.
4279 * passes.c (execute_todo): Call remove_unused_locals if
4280 TODO_remove_unused_locals is set.
4281 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
4282 * tree-ssa-dce.c (pass_dce): Likewise.
4283 * tree-outof-ssa.c (pass_del_ssa): Likewise.
4285 2006-01-05 Richard Guenther <rguenther@suse.de>
4287 * tree-flow.h (struct fieldoff): Decompose field to
4288 type, size and decl.
4289 * tree-ssa-alias.c (create_sft): Take type as parameter.
4290 (create_overlap_variables_for): Store type, size and decl
4291 in the fieldoff structure.
4292 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
4294 (push_fields_onto_fieldstack): Likewise.
4295 (create_variable_info_for): Likewise. Use offset for the
4296 SFT name if the decl is not available.
4298 2006-01-04 Paul Brook <paul@codesourcery.com>
4300 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
4302 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
4304 * lambda-code.c (can_put_in_inner_loop): Relax
4306 (can_put_after_inner_loop): New function.
4307 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
4308 (perfect_nestify): Change to make copies and modify uses.
4310 2006-01-04 Richard Henderson <rth@redhat.com>
4312 Merge from gomp branch:
4313 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
4314 via integer constant.
4315 (pragma_lex): Remove.
4316 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
4317 rather than parsing it.
4318 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
4319 handle_pragma_extern_prefix): Add %< %> quotes.
4320 (registered_pragmas): New.
4321 (c_register_pragma_1): New.
4322 (c_register_pragma): Use it.
4323 (c_register_pragma_with_expansion): Likewise.
4324 (c_invoke_pragma_handler): New.
4325 (init_pragma): Use cpp_register_deferred_pragma directly for
4327 * c-pragma.h (enum pragma_kind): New.
4328 (pragma_handler): New.
4329 (c_invoke_pragma_handler): Declare.
4330 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
4332 * c-common.h (c_common_pch_pragma): Update decl.
4333 * Makefile.in (c-parser.o): Update dependencies.
4334 (GTFILES): Add c-pragma.h.
4335 * c-parser.c (struct c_token): Add pragma_kind.
4336 (struct c_parser): Add in_pragma.
4337 (c_lex_one_token): Always initialize keyword and pragma_kind.
4338 Extract data for CPP_PRAGMA.
4339 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
4340 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
4341 Don't allow CPP_PRAGMA_EOL if in_pragma.
4342 (c_parser_consume_pragma): New.
4343 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
4344 (c_parser_skip_to_end_of_parameter): Likewise.
4345 (c_parser_skip_to_end_of_block_or_statement): Likewise.
4346 (c_parser_skip_to_pragma_eol): New.
4347 (c_parser_external_declaration): Handle CPP_PRAGMA.
4348 (c_parser_compound_statement_nostart): Likewise.
4349 (c_parser_statement_after_labels): Likewise.
4350 (c_parser_pragma): New.
4351 (pragma_lex): Likewise.
4352 (c_parser_pragma_pch_preprocess): New.
4353 (c_parser_new): Merge into ...
4354 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
4356 2006-01-04 Jeff Law <law@redhat.com>
4359 * tree-cfg.c (bsi_replace): Remove the original statement
4360 from the EH throw statement table.
4362 2006-01-04 Jakub Jelinek <jakub@redhat.com>
4364 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
4365 make the prototype extern "C" and add throw ().
4368 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
4369 and pos non-negative and pos + len <= 32.
4370 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
4371 drop pos + len < HOST_BITS_PER_WIDE_INT test.
4372 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
4375 * c-common.c (handle_vector_size_attribute): Reject zero vector size
4376 as well as sizes not multiple of component size.
4379 * function.c (instantiate_expr): New function.
4380 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
4381 walk its DECL_VALUE_EXPR with instantiate_expr.
4383 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
4384 DW_OP_deref{,_size} if address isn't going to be added.
4386 2006-01-04 Ben Elliston <bje@au.ibm.com>
4388 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
4389 * config/fp-bit.c: Likewise.
4391 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
4393 * dominance.c: Add comment about why we use DFS numbering
4396 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4397 Richard Henderson <rth@redhat.com>
4399 Merge from gomp-branch:
4400 * varasm.c (assemble_variable): Handle thread-local COMMON data.
4401 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
4403 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
4405 PR rtl-optimization/25578
4406 * combine.c (combine_simplify_rtx, force_to_mode): Don't
4407 pass a parameter to simplify_shift_const if changing ASHIFTRT
4410 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
4412 * builtins.c (get_builtin_sync_mem): New function.
4413 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4414 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
4415 Call get_builtin_sync_mem to generate mem rtx.
4417 2006-01-03 Richard Guenther <rguenther@suse.de>
4420 * stmt.c (add_case_node): Make sure to clear overflow flags
4423 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4425 Merge from gomp-branch.
4426 * config/sparc/sync.md: New file.
4427 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
4428 UNSPECV_LDSTUB): New constants.
4429 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
4430 * config/sparc/predicates.md (memory_reg_operand): New predicate.
4431 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
4434 2006-01-03 Roger Sayle <roger@eyesopen.com>
4436 * combine.c (reg_subword_p): New predicate to test whether the
4437 destination of a set refers to a subword/piece of a register.
4438 (try_combine): Generalize the code to merge the setting of a
4439 pseudo to a constant followed by a set of a subword of that
4440 register to a constant.
4442 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
4444 * basic-block.h (control_flow_graph): Change the type of
4445 x_label_to_block_map to VEC(basic_block,gc) *.
4446 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
4447 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
4449 * tree-ssa-propagate.c (cfg_blocks): Change the type to
4450 VEC(basic_block,heap) *.
4451 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
4452 ssa_prop_fini): Adjust the uses of cfg_blocks.
4454 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
4456 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
4458 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
4459 hashing trees instead of a pointer hash.
4460 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
4461 compare for MEM_EXPR.
4463 PR rtl-optimization/25130
4464 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
4465 when comparing MEMs for GCSE
4467 2006-01-03 Ben Elliston <bje@au.ibm.com>
4469 * targhooks.h (default_decimal_float_supported_p): Declare.
4470 * targhooks.c (default_decimal_float_supported_p): Define.
4471 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
4472 `default_decimal_float_supported_p'.
4473 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
4475 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
4477 * combine.c (apply_distributive_law <SUBREG>): Check
4478 TRULY_NOOP_TRUNCATION.
4480 2006-01-02 Geoffrey Keating <geoffk@apple.com>
4482 * dwarf2out.c (have_switched_text_section): Delete.
4483 (have_multiple_function_sections): New.
4484 (have_location_lists): Make 'bool'.
4485 (add_AT_loc_list): Use 'true' not '1'.
4486 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
4487 (output_loc_list): Use have_multiple_function_sections.
4488 (output_ranges): Likewise.
4489 (dwarf2out_begin_function): Set have_multiple_function_sections if
4491 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
4492 Check function_section rather than DECL_SECTION_NAME.
4493 (dwarf2out_finish): Use have_multiple_function_sections.
4494 Don't clear have_location_lists.
4496 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
4497 Jan Hubicka <jh@suse.cz>
4499 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
4500 case of conditional jump jumping to the next instruction.
4501 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
4502 cases of conditional jump jumping to the next instruction.
4504 2006-01-02 Jan Hubicka <jh@suse.cz>
4506 * i386.c (*_cost): Add COSTS_N_INSNS.
4507 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
4509 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
4512 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
4514 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4516 * config/arm/arm.c (all_fpus): Fix comment typo.
4517 * config/darwin.c: Likewise.
4518 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
4519 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
4520 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
4522 2006-01-01 David Edelsohn <edelsohn@gnu.org>
4524 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
4525 (rs6000_split_compare_and_swapqhi): New.
4526 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
4527 (sync_compare_and_swapqhi_internal): New.
4528 * config/rs6000/rs6000-protos.h: Declare.