1 2006-01-26 Steve Ellcey <sje@cup.hp.com>
4 * Makefile.in (insn-automata.o): Add -Wno-error flag.
6 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
8 * configure.ac: Expect target tools paths to be passed from the toplevel
9 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
11 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
13 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
16 * c.opt (Wpointer-sign): Init to -1.
17 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
18 OPT_pedantic, to 0 otherwise.
19 * doc/invoke.texi: Update.
21 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
23 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
24 constants provided by 80387 instructions in the destination mode.
26 2006-01-26 Richard Guenther <rguenther@suse.de>
27 Andrew Pinski <pinskia@physics.uc.edu>
30 partial PR tree-opt/17064
31 * tree-ssa-structalias.c (intra_create_variable_infos):
32 Create heap variables for incoming parameters if
33 flag_argument_noalias > 1.
34 (find_what_p_points_to): Look through default defs of
37 2006-01-26 Jeff Law <law@redhat.com>
40 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
41 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
42 within the VR_RANGE, use the VR_RANGE as the result, not the
44 (adjust_range_with_scev): Reject ranges from SCEV which are out
45 of bounds for the type.
47 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
49 * tree-ssa-alias.c (maybe_create_global_var): Change
50 subvar walking to an assertion that we don't have subvar'd variables.
52 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
55 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
56 Use a new variable, inner. PARM_DECLs are always non-weak.
58 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
60 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
63 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
65 * config/mips/mips.md (*clear_upper32): New combiner pattern.
67 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
69 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
70 (smax_insn, smin_insn, smax_0, smin_0): New.
72 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
75 * config/cris/cris.c (cris_order_for_addsi3): New function.
76 * config/cris/cris-protos.h: Prototype it.
77 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
78 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
79 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
80 (split for "op.S1 [rx=rx+i],ry (swapped)")
81 (split for "op(s|u).S1 [rx=rx+i],ry")
82 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
83 Apply cris_order_for_addsi3 when generating addsi3 insns.
85 2006-01-25 Diego Novillo <dnovillo@redhat.com>
87 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
88 (TREE_BLOCK): Add call to EXPR_CHECK.
90 2006-01-25 Diego Novillo <dnovillo@redhat.com>
93 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
94 * tree-pretty-print.c (dump_omp_clause): Extract from ...
95 (dump_omp_clauses): ... here.
96 (dump_generic_node): Handle OMP_CLAUSE.
97 * tree.c (omp_clause_num_ops): New.
98 (omp_clause_code_name): New.
99 (tree_code_size): Handle OMP_CLAUSE.
100 (tree_size): Likewise.
101 (make_node): Document handling of OMP_CLAUSE.
102 (tree_node_structure): Handle OMP_CLAUSE.
103 (omp_clause_check_failed): New.
104 (omp_clause_range_check_failed): New.
105 (omp_clause_operand_check_failed): New.
106 (build_omp_clause): New.
107 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
108 * tree.h (enum omp_clause_code): Declare.
109 (OMP_CLAUSE_SUBCODE_CHECK): Define.
110 (OMP_CLAUSE_RANGE_CHECK): Define.
111 (OMP_CLAUSE_ELT_CHECK): Define.
112 (omp_clause_check_failed): Declare.
113 (omp_clause_operand_check_failed): Declare.
114 (omp_clause_range_check_failed): Declare.
115 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
116 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
117 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
118 (OMP_CLAUSE_LASTPRIVATE): Likewise.
119 (OMP_CLAUSE_IF_EXPR): Likewise.
120 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
121 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
122 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
123 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
124 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
125 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
126 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
127 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
128 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
129 (OMP_CLAUSE_CODE): Define.
130 (OMP_CLAUSE_SET_CODE): Define.
131 (OMP_CLAUSE_CODE): Define.
132 (OMP_CLAUSE_OPERAND): Define.
133 (struct tree_omp_clause): Declare.
134 (union tree_node): Add field 'omp_clause'.
135 * treestruct.def (TS_OMP_CLAUSE): Define.
136 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
137 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
138 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
139 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
140 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
141 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
142 (OMP_CLAUSE): Define.
143 * print-tree.c (print_node): Handle OMP_CLAUSE.
144 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
145 * c-typeck.c: Likewise.
146 * gimplify.c: Likewise.
148 * tree-nested.c: Likewise.
149 * tree-inline.c: Likewise.
150 * c-parser.c: Likewise.
151 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
154 2006-01-25 Roger Sayle <roger@eyesopen.com>
156 PR rtl-optimization/25703
157 * combine.c (try_combine): Handle zero_extract and strict_low_part
158 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
160 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
162 * global.c: Fix comment typos.
164 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
167 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
168 Use output_addr_const instead of assemble_name.
170 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
172 * Makefile.in (sched-vis.o): Update dependencies.
173 * haifa-sched.c (sched_finish): Clear current_sched_info.
174 * cfg.c (dump_bb_info): New, split from dump_flow_info.
175 (dump_flow_info): Call it.
176 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
178 * basic-block.h (dump_bb_info): Declare.
179 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
180 option, and apply options only for dump files whose TDF_RTL,
181 TDF_TREE, or TDF_IPA bits match.
182 * rtl.h: Declare new functions exported from sched-vis.c.
183 * sched-vis.c: Enable also if scheduling is not used.
184 (print_value): Print the mode of registers if not inside scheduling.
185 (print_insn): Make it work outside the scheduler. Beautify the output
187 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
189 2006-01-25 Richard Sandiford <richard@codesourcery.com>
191 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
192 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
193 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
194 depending on the value of CONSTANT_POOL_ADDRESS_P.
195 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
197 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
198 rather than SYMBOL_REF_DECL.
199 (rtx_constant_pool): Remove const_rtx_sym_htab.
200 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
201 (init_varasm_status): Don't initialize const_rtx_sym_htab.
202 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
203 Remove handling of const_rtx_sym_htab.
204 (find_pool_constant): Delete.
205 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
206 rather than find_pool_constant.
207 (get_pool_constant_for_function): Delete.
208 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
210 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
211 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
212 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
213 (SYMBOL_REF_CONSTANT): New macro.
214 (get_pool_constant_for_function): Delete.
215 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
216 rather than SYMBOL_REF_DECL.
217 (i386_pe_mark_dllimport): Likewise.
218 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
219 rather than SYMBOL_REF_DECL.
220 * config/darwin.c (machopic_indirect_data_reference): Likewise.
221 (machopic_indirect_call_target): Likewise.
223 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
225 * flow.c (delete_noop_moves): Add missing EOL to dump message.
227 2006-01-25 Richard Sandiford <richard@codesourcery.com>
229 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
231 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
233 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
235 2006-01-24 David Daney <ddaney@avtrex.com>
238 * configure.ac (enable_tls): New enable option.
239 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
240 * configure: Regenerate.
241 * doc/install.texi (--enable-tls): Document new option.
242 (--disable-tls): Ditto.
244 2006-01-24 Richard Henderson <rth@redehat.com>
246 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
247 * alias.c (true_dependence): Respect it.
248 (canon_true_dependence, write_dependence_p): Likewise.
249 * builtins.c (get_builtin_sync_mem): Set it.
251 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
253 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
256 2006-01-24 DJ Delorie <dj@redhat.com>
258 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
259 for storing constants in single-bit bitfields.
261 2006-01-25 Ben Elliston <bje@au.ibm.com>
263 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
265 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
268 * tree-ssa-pre.c (phi_translate): Return NULL
269 for AGGREGATE_TYPE's.
271 2006-01-24 Zack Weinberg <zackw@panix.com>
273 * genautomata.c (process_state_for_insn_equiv_partition):
274 Use xcalloc for insn_arcs_array.
275 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
276 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
278 2006-01-24 Richard Henderson <rth@redhat.com>
280 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
283 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
285 PR rtl-optimization/25890
286 PR rtl-optimization/25905
287 * combine.c (expand_compound_operation, expand_field_assignment):
288 Fail if the bitfield's final position is out of bounds.
290 2006-01-24 Ian Lance Taylor <ian@airs.com>
293 * cgraphunit.c (cgraph_output_in_order): Don't clear
294 cgraph_asm_nodes until after asm strings have been output.
296 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
298 * fix-header.c (read_scan_file): Add new parameter imultilib when
299 calling register_include_chains.
301 2006-01-23 Diego Novillo <dnovillo@redhat.com>
303 * omp-low.c: Update documentation.
305 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
306 Daniel Berlin <dberlin@dberlin.org>
310 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
311 return from the function.
313 2006-01-22 Zack Weinberg <zackw@panix.com>
315 * rtl.def (match_code): Add second argument.
316 * genpreds.c (write_extract_subexp): New function.
317 (write_match_code): Add path argument. Use write_extract_subexp.
318 (write_predicate_expr): Pass path to write_match_code.
319 (mark_mode_tests): MATCH_CODE applied to a subexpression does
320 not perform a mode test.
321 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
322 a subexpression does not constrain the top-level code set.
323 * read-rtl.c (read_rtx_variadic): New function.
324 (read_rtx_1): Use it; allow AND and IOR to be variadic.
325 * doc/md.texi: Document new notation.
326 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
327 (cmpsi_operand): ... here, using new notation.
329 2006-01-22 Zack Weinberg <zackw@panix.com>
331 * varray.c: Remove GENERATOR_FILE #ifdefs.
333 2006-01-22 Zack Weinberg <zackw@panix.com>
335 * genautomata.c (output_reserved_units_table): Emit nothing if
336 description->query_units_num is zero. Remove extra blank line.
337 (output_cpu_unit_reservation_p): Short circuit
338 if description->query_units_num is zero.
340 2006-01-22 Zack Weinberg <zackw@panix.com>
342 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
343 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
344 nor any of the random handful of variables that used to be necessary
345 when this program was linked with rtlanal.o. Prune set of forward
346 function declarations.
347 (struct attr_desc): Remove static_p field.
348 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
349 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
350 (attr_string): Do not read the character one past the length of
352 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
353 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
354 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
355 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
356 (make_automaton_attrs): New.
357 (main): Do not call into genautomata. Call local gen_bypass
358 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
359 Remove special case for insn_alts.
360 * genautomata.c: Include gensupport.h; not genattrtab.h nor
361 varray.h (leftover from previous change). Prune set of forward
362 function declarations. Remove state_alts fields from all
363 structures. Remove state_alts_table from struct automaton.
364 Make everything except main static. Do not maintain num_dfa_decls.
365 Do not maintain state_alts fields of various structures.
366 (process_decls): Don't validate condexp for dm_insn_reserv decls.
367 (add_arc): Remove state_alts argument. All callers updated.
368 (output_reserved_units_table): Emit #ifdef here...
369 (output_tables): ...not here. Don't generate state_alts tables.
370 (expand_automata): Don't generate attributes.
371 (write_automata): Don't generate state_alts functions.
372 (main): New function.
373 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
374 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
375 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
376 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
377 (BYPASS_P_FUNC_NAME, output_state_alts_table)
378 (output_automata_list_state_alts_code, output_internal_state_alts_func)
379 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
380 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
382 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
383 * genattrtab.h: Delete file.
384 * Makefile.in (OBJS-common): Add insn-automata.o.
385 (insn-automata.o): New rule.
386 (simple_generated_c): Add insn-automata.c.
387 (build/genattrtab.o, build/genautomata.o): Update dependencies.
388 (genprogmd): Add automata.
389 (build/genattrtab): Needs no extra objects nor libraries.
390 (build/genautomata): Needs build/vec.o and -lm.
392 2006-01-22 Zack Weinberg <zackw@panix.com>
394 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
395 (output_dfa_max_issue_rate, locked_states_num): Delete.
396 (struct automaton): Add locked_states field.
397 (output_dead_lock_vect): Save number of locked states in
398 automaton->locked_states. If it is zero, don't print anything.
399 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
400 (output_internal_dead_lock_func): Only test the dead_lock_vect
401 for automata that have locked states.
402 (output_statistics): Always print the number of locked states for
403 each automaton. Calculate total number of locked states here.
404 (write_automata): Don't call output_dfa_max_issue_rate.
405 * genattrtab.c: Define length_unit_log as a const variable.
406 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
407 max_insn_queue_index const.
408 * final.c (length_unit_log): Declare const.
409 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
411 2006-01-22 Zack Weinberg <zackw@panix.com>
413 * genautomata.c: Include vec.h, not varray.h.
414 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
415 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
416 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
417 VEC_* macros operating on appropriately typed vectors, or to
418 malloced arrays when the size is known in advance. Const-ify
419 many char* variables and function arguments. No functional changes.
420 * Makefile.in (build/varray.o): Delete rule.
421 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
422 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
424 2006-01-22 Zack Weinberg <zackw@panix.com>
426 * gensupport.c: Define get_insn_name and record_insn_name here.
427 (read_md_rtx): Call record_insn_name as appropriate.
428 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
429 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
430 * genpreds.c, genrecog.c: Don't define get_insn_name nor
432 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
433 (BUILD_VARRAY): Delete.
434 (genprognormal): Rename genprogmd. Fold in all programs from
435 genprognoprint; also attrtab.
436 (build/genattrtab): Just mention genautomata.o and varray.o.
437 Reorganize a bit, add comments to make the categories clearer.
439 2006-01-22 Zack Weinberg <zackw@panix.com>
441 * genconditions.c (condition_table, add_condition): Delete.
442 (write_conditions): Don't emit n_insn_conditions nor
443 insn_elision_unavailable. Issue the gcc version #ifdef here,
444 inside the table, with no #else clause ...
445 (write_header): ...not here.
446 (write_writer): New function.
447 (main): Don't initialize condition_table. Use add_c_test.
449 * gensupport.c (init_md_reader_args_cb): Handle multiple input
450 files on the command line.
451 (maybe_eval_c_test): Don't check insn_elision_unavailable.
452 Return -1 if there is no entry in the table, don't abort.
453 (add_c_test, traverse_c_tests): New functions.
454 * gensupport.h (insn_elision_unavailable, insn_conditions)
455 (n_insn_conditions): Delete declarations.
456 (add_c_test, traverse_c_tests): Declare.
457 * read-rtl.c: Include gensupport.h.
458 (read_conditions): New function.
459 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
460 (read_rtx_1): If we get EOF when we were looking for an initial
461 open paren, return 0. Call read_conditions when appropriate.
462 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
463 dummy-conditions.o. Eliminate references to insn-conditions.o,
464 or change them to build/gencondmd.o, as appropriate. Remove
465 insn-constants.h from $(simple_generated_h) and insn-conditions.c
466 from $(simple_generated_c). For all files remaining in those
467 two lists, add insn-conditions.md to the generator command line.
468 Give insn-constants.h/s-constants their own rules. Add rules
469 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
470 (build/read-rtl.o): Depend on gensupport.h.
471 (genprognormal): Include preds.
472 (genprogearly): Rename genprognoprint; only difference is now that
473 they don't link with $(BUILD_PRINT).
474 * dummy-conditions.c: Delete.
476 2006-01-22 Zack Weinberg <zackw@panix.com>
478 * genextract.c: Don't include insn-config.h. Do include vec.h.
479 Declare vectors of int, char, and locstr.
480 (locstr): New typedef.
481 (struct extraction): Make all array fields into bare pointers.
482 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
483 (insn_code_number): Delete.
484 (accum_extract): New struct.
485 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
486 (gen_insn): Take insn_code_number as an argument. Use an
487 accum_extract structure instead of loading data directly into
488 a struct extraction, and having to know how big it might get.
489 (walk_rtx): Operate entirely on an accum_extract structure.
490 (print_path): Avoid unnecessary use of printf.
491 (print_header): New function, split out of main. Distinguish
492 more carefully between an unrecognizable insn and an insn that
493 has the code number of a define_expand.
494 (main): Pass insn_code_number to gen_insn. Call print_header
495 only after parsing. Avoid unnecessary use of printf.
496 * Makefile.in (build/vec.o): New rule.
497 (build/genextract): Depend on build/vec.o.
498 (build/genextract.o): Don't depend on insn-config.h.
500 2006-01-22 Zack Weinberg <zackw@panix.com>
502 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
503 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
504 practical. Eliminate per-generator-program link rules.
506 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
509 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
510 with a call expr to ...
511 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
513 2006-01-23 Richard Guenther <rguenther@suse.de>
515 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
516 before make_edge with conditional EDGE_TRUE_VALUE.
518 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
519 Jan Hubicka <jh@suse.cz>
520 Richard Guenther <rguenther@suse.de>
522 PR rtl-optimization/25654
523 * cfgexpand.c (aggregate_contains_union_type): New function.
524 (add_alias_set_conflicts): Call it. Make sure to add conflicts
525 for structure variables that contain a union type.
527 2006-01-23 Richard Sandiford <richard@codesourcery.com>
529 * gengtype.c (new_structure): Return the structure.
530 (create_option): Add an extra "next" argument.
531 (create_field): New function.
532 (adjust_field_rtx_def): Use create_option and create_field.
533 Remove a now-unnecessary call to find_structure.
534 (adjust_field_tree_def): Likewise.
535 (note_yacc_type): Remove an unnecessary call to find_structure.
536 * gengtype.h (new_structure): Return the structure.
537 (create_option): Add an extra argument.
538 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
539 (option): Adjust calls to create_option.
541 2006-01-22 David Edelsohn <edelsohn@gnu.org>
543 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
545 2006-01-22 Paul Brook <paul@codesourcery.com>
546 Peter Barada <peter@the-baradas.com>
548 * config/m68k/m68k.md: Add Coldfire FPU support.
549 Define FP mode macro and associated attributes.
550 Use it for float mode patterns.
551 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
552 (LIBCALL_VALUE): Use m68k_libcall_value.
553 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
554 (m68k_function_value): Ditto.
555 (emit_move_sequence): Ditto.
556 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
557 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
558 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
559 (MULTILIB_EXCEPTIONS): Ditto.
560 * config/m68k/m68k.opt: Add mcfv4e.
561 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
562 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
563 (m68k_output_function_prologue): Save ColdFire FPU registers.
564 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
565 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
566 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
567 ColdFire FPU registers.
568 (m68k_libcall_value, m68k_function_value): New functions.
569 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
570 (LIBCALL_VALUE): Use m68k_libcall_value.
571 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
572 (MASK_COLDFIRE): Add MASK_CFV4E.
573 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
574 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
575 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
576 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
577 (GO_IF_LEGITIMATE_ADDRESS): Use it.
578 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
579 * doc/invoke.tex: Document -mcfv4e on m68k.
581 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
583 * doc/contribute.texi: Change CVS to SVN and update the corresponding
586 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
589 * c-opts.c (c_common_handle_option): Don't include
590 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
591 * doc/invoke.texi (C++ Dialect Options): Document that
592 -Wnon-virtual-dtor is no longer included in -Wall.
594 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
596 * gcov.c (print_version), gcov-dump.c (print_version),
597 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
600 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
602 * df-scan.c (problem_SCAN): Added NULL reset function.
603 (df_scan_reset_blocks): Added code to call reset block function
604 (df_bb_refs_delete) Fixed comment.
605 (df_insn_refs_delete): Made tolerant of deleting non existent info
606 for dataflow problems that need to be reset.
607 * df-core.c (df_set_blocks): Ditto.
608 * df.h (struct df_problem): Added reset_fun.
609 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
610 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
611 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
612 functions to clear out all references to def-use or use-def chains.
614 2006-01-21 Ben Elliston <bje@au.ibm.com>
616 * varasm.c (assemble_real): Initialise data array.
618 2006-01-20 Paul Brook <paul@codesourcery.com>
620 Merge from csl-arm-branch.
621 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
622 * config/arm/arm.md (movdi): Force operands[1] to a register
623 if we have a non-register source.
624 (*arm_movdi, *movdf_soft_insn): Require that one of the
625 operands be a register.
626 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
627 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
629 2006-01-20 DJ Delorie <dj@redhat.com>
631 * varasm.c (initialize_constant_valid_p): Allow pointers
632 initialized from integer constants of lesser precision.
633 (output_constant): Allow non-int-sized pointer modes to be
634 initialized from integer constants.
636 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
639 * cppdefault.h (struct default_include): Add multilib flag.
640 * cppdefault.c (cpp_include_defaults): Set it.
641 * c.opt (-imultilib): New option.
642 * c-opts.c (imultilib): New.
643 (c_common_handle_option): Handle -imultilib.
644 (c_common_post_options): Likewise.
645 * c-incpath.c (add_standard_paths, register_include_chains):
647 * c-incpath.h (register_include_chains): Add extra parameter.
648 * gcc.c (do_spec_1): Generate -imultilib option.
649 (The Specs Language): Update %I description.
650 (process_command): Update copyright notice.
651 * doc/cppopts.texi (-imultilib): Document.
652 * doc/invoke.texi (-imultilib): Include in option summary.
653 (%I): Update specs documentation.
655 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
657 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
659 2006-01-20 Richard Sandiford <richard@codesourcery.com>
661 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
664 2006-01-20 Richard Guenther <rguenther@suse.de>
665 Steven Bosscher <stevenb.gcc@gmail.com>
667 PR rtl-optimization/24626
668 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
669 EDGE_TRUE_VALUE if in RTL mode.
672 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
673 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
675 2006-01-20 Dirk Mueller <dmueller@suse.com>
678 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
679 instead of a special NOP marker.
680 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
682 * c-common.h (empty_body_warning): Add forward declaration.
683 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
684 Now uses IS_EMPTY_STMT() instead of special NOP markers.
686 2006-01-20 Paul Brook <paul@codesourcery.com>
688 * Makefile.in (lang_checks): Keep going if mkdir fails.
690 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
692 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
693 be able to clean out basic block when not necessary.
694 (df_scan_free): Fixed to properly delete information if df is
695 unused before calling df_finish.
696 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
697 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
699 (df_bb_refs_delete): New function.
700 (df_refs_delete): Moved per block code to df_bb_refs_delete.
701 * df-core.c (df_set_blocks): Added code to properly clean out
702 unused blocks if they are not part of the blocks to consider.
703 Added additional null check.
704 (df_compact_blocks): Added basic block parameter to free_bb_fun to
705 be able to clean out basic block when not necessary
706 * df.h (df_free_bb_function): Ditto.
707 (df_bb_refs_delete): New function.
708 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
709 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
710 basic block parameter to be able to clean out basic block when not
712 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
713 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
714 Fixed to properly delete information if df is unused before
717 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
719 PR rtl-optimization/25799
720 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
721 Corrected confluence operator to remove bits from op2 before oring
722 with op1 rather than removing bits from op1.
723 (df_ru_transfer_function): Corrected test on wrong bitmap which
724 caused infinite loop. Both of these problems were introduced in
725 the dataflow rewrite.
727 2006-01-19 DJ Delorie <dj@redhat.com>
729 * reload1.c (find_reload_regs): Note the details of reload
730 failures in the dump file.
731 (spill_failure): Likewise.
733 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
735 * loop-iv.c: Include df.h and hashtab.h.
736 (enum iv_grd_result): New enum.
737 (DF_REF_IV, DF_REF_IV_SET): New macros.
738 (struct biv_entry): New.
739 (df, bivs): New global variables.
740 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
741 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
743 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
744 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
745 analyzed_for_bivness_p, record_biv): New functions.
746 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
747 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
748 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
750 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
752 (iv_number_of_iterations): Use new interface to iv analysis.
753 * loop-unroll.c: Do not include varray.h.
754 (analyze_iv_to_split_insn): Use new interface to iv
756 * loop-unswitch.c (may_unswitch_on): Ditto.
757 * df.c (df_bitmaps_free): Only work for bbs for that structures are
759 (df_bb_modify): Realloc tables to the new index.
760 (df_find_use): New function.
761 * df.h (df_find_use): Declare.
762 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
764 * cfgloop.h (struct rtx_iv): Remove analysed field.
765 (iv_get_reaching_def): Removed.
766 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
767 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
768 (loop-iv.o): Add df.h and hashtab.h dependency.
769 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
771 2006-01-20 Alan Modra <amodra@bigpond.net.au>
773 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
775 (__floatundisf, __floatundidf): Likewise.
776 * libgcc2.h (IS_IBM_EXTENDED): Define.
778 2006-01-19 DJ Delorie <dj@redhat.com>
780 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
782 2006-01-19 Paul Brook <paul@codesourcery.com>
784 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
785 as nothrow when unwinding tables are disabled.
787 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
790 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
791 of bit-field" when in system header.
793 2006-01-19 DJ Delorie <dj@redhat.com>
795 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
796 the 16 bit shift limit of the m16c.
798 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
801 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
802 * config/i386/i386.c (output_set_got): Output the label if we have one
803 for the TARGET_DEEP_BRANCH_PREDICTION case.
805 2006-01-19 Jan Hubicka <jh@suse.cz>
806 H.J. Lu <hongjiu.lu@intel.com>
807 Evandro Menezes <evandro.menezes@amd.com>
809 * invoke.texi (generic): Document
811 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
812 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
813 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
814 (x86_use_incdec, x86_pad_returns): New variables
815 (TARGET_CPU_DEFAULT_generic): New constant
816 (TARGET_CPU_DEFAULT_NAMES): Add generic.
817 (enum processor_type): Add generic32 and generic64.
818 * i386.md (cpu attribute): Add generic32/generic64
819 (movhi splitter): Behave sanely when both partial_reg_dependency and
820 partial_reg_stall are set.
821 (K8 splitters): Enable for generic as well.
822 * predicates.md (incdec_operand): Use TARGET_INCDEC
823 (aligned_operand): Avoid memory mismatch stalls.
824 * athlon.md: Enable for generic64, new patterns for 128bit moves.
825 * ppro.md: Enable for generic32
826 * i386.c (generic64_cost, generic32_cost): New.
827 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
828 (x86_use_leave): Enable for generic64. (x86_use_sahf,
829 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
830 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
831 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
832 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
833 x86_partial_reg_dependency, x86_memory_mismatch_stall,
834 x86_accumulate_outgoing_args, x86_prologue_using_move,
835 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
836 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
838 (x86_use_incdec, x86_pad_returns): New.
839 (override_options): Add generic32 and generic64, translate "generic"
840 to generic32/generic64 and "i686" to "generic32", refuse
841 "generic32"/"generic64" as arch target.
842 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
843 (ix86_reorg): Honor PAD_RETURNS.
845 2006-01-19 Diego Novillo <dnovillo@redhat.com>
847 * tree-pretty-print.c (dump_generic_node): Handle
848 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
849 * cgraph.c (cgraph_expand_queue): Rename from
850 cgraph_analyze_queue. Update all users.
851 * cgraphunit.c (cgraph_assemble_pending_functions): Process
853 (cgraph_expand_all_functions): Likewise.
854 (cgraph_finalize_pending_functions): Remove. Update callers.
856 * tree.h (OMP_DIRECTIVE_P): Define.
857 (OMP_PARALLEL_FN): Define.
858 (OMP_PARALLEL_DATA_ARG): Define.
859 (OMP_SECTIONS_SECTIONS): Define.
860 * tree-pass.h (pass_expand_omp): Declare.
861 * omp-low.c (struct omp_region): Declare.
862 (struct omp_context): Remove fields 'parallel_type',
863 'parallel_start_ix' and 'parallel_start_additional_args'.
865 (struct omp_for_data): Rename from struct expand_omp_for_data.
866 (omp_regions): New static variable.
867 (root_omp_region): New static variable.
868 (find_omp_clause): Make static.
869 (is_in_combined_parallel_ctx): Remove.
870 (is_combined_parallel): New.
871 (extract_omp_for_data): Move earlier in the file.
872 (workshare_safe_to_combine_p): New.
873 (get_ws_args_for): New.
874 (determine_parallel_type): Move earlier in the file.
875 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
877 (omp_copy_decl): Likewise.
878 (create_omp_child_function): Likewise.
879 (lookup_omp_region): New.
880 (dump_omp_region): New.
881 (debug_omp_region): New.
882 (debug_all_omp_regions): New.
883 (new_omp_region): New.
884 (scan_omp_parallel): If parallel_nesting_level > 1, the
885 directive is nested within another parallel directive.
887 (scan_omp_for): Do not try to handle combined parallel+for
889 Remove FIXME comment.
890 (scan_omp_nested): Remove.
891 (scan_omp_1): Do not call scan_omp_nested when
892 parallel_nesting_level is > 1.
893 Do not change the DECL_CONTEXT of local variables found.
894 (lookup_decl_in_outer_ctx): New.
895 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
896 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
897 (lower_reduction_clauses): Rename from expand_reduction_clauses.
898 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
899 If CTX is nested, lookup VAR in the outer context when
900 building copy assignment.
901 (lower_send_clauses): Rename from expand_send_clauses.
902 If CTX is nested, lookup VAR in the outer context when
903 building copy assignments.
904 (lower_send_shared_vars): Rename from expand_send_shared_vars.
905 If CTX is nested, lookup VAR in the outer context when
906 building copy assignments.
907 (expand_parallel_call): Rename from build_parallel_call.
908 Handle combined parallel+workshare cases.
909 Re-implement to emit code into the CFG.
911 (expand_omp_parallel): Re-implement to emit code into the CFG.
912 Call move_sese_region_to_fn to outline the sub-graph
913 containing the parallel region.
914 (expand_omp_for_1): Remove.
915 (expand_omp_for_generic): Re-implement to emit code into the
917 (expand_omp_for_static_nochunk): Likewise.
918 (expand_omp_for_static_chunk): Likewise.
919 (expand_omp_for): Likewise.
920 (expand_omp_sections): Likewise.
921 (remove_exit_barriers): New.
922 (expand_omp_synch): New.
924 (build_omp_regions_1): New.
925 (build_omp_regions): New.
926 (execute_expand_omp): New.
927 (gate_expand_omp): New.
928 (pass_expand_omp): Define.
929 (lower_omp_sections): Rename from expand_omp_sections.
930 Set OMP_SECTIONS_SECTIONS.
931 (lower_omp_single_simple): Rename from expand_omp_single_simple.
932 (lower_omp_single_copy): Rename from expand_omp_single_copy.
933 (lower_omp_single): Rename from expand_omp_simple.
934 (lower_omp_master): Rename from expand_omp_master.
935 (lower_omp_ordered): Rename from expand_omp_ordered.
936 (lower_omp_critical): Rename from expand_omp_critical.
937 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
938 (lower_omp_for): Re-implement.
939 (lower_omp_parallel): Re-implement.
940 (lower_regimplify): Rename from expand_regimplify.
941 (lower_omp_1): Rename from expand_omp_1.
942 If there are syntax errors in the program, replace every
943 OpenMP directive with NOP.
944 Call lower_omp_* instead of expand_omp_*.
945 (lower_omp): Rename from expand_omp.
947 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
948 * tree-gimple.h (enum omp_parallel_type): Remove.
949 (gimple_boolify): Declare extern.
950 (find_omp_clause, determine_parallel_type): Remove.
952 * gimple-low.c (lower_omp_directive): New.
953 (lower_stmt): Call it.
954 (record_vars_into): Move from ...
955 (record_vars): ... here.
956 Call record_vars_into with current_function_decl.
958 * gimplify.c (struct gimplify_ctx): Remove fields
959 combined_pre_p and combined_ctxp. Update users.
960 (get_formal_tmp_var): Add documentation.
961 (gimple_boolify): Make extern.
962 (gimplify_expr_in_ctx): Remove. Update callers.
963 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
964 will always be a BIND_EXPR.
965 (gimplify_expr): Handle OMP_RETURN_EXPR.
966 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
967 (OMP_PARALLEL): Add 3 operands.
968 (OMP_SECTIONS): Add 1 operand.
969 (OMP_RETURN_EXPR): Define.
971 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
972 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
973 * tree-iterator.c (alloc_stmt_list): Assert that we are not
974 creating a circular free list.
975 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
977 * tree-flow.h (move_sese_region_to_fn): Declare.
978 (record_vars_into): Declare.
979 * tree-cfg.c (make_omp_sections_edges): New.
980 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
981 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
982 OMP_SECTIONS and OMP_SECTION.
983 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
984 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
985 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
986 (gather_blocks_in_sese_region): New.
987 (struct move_stmt_d): Declare.
989 (move_block_to_fn): New.
990 (move_sese_region_to_fn): New.
992 * passes.c (init_optimization_passes): Schedule
993 pass_expand_omp after pass_init_datastructures.
995 * tree-ssa-operands.c (get_expr_operands): Handle
996 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
997 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
999 2006-01-19 Jeff Law <law@redhat.com>
1001 * tree-vrp.c (extract_range_from_assert): Refine the result range
1002 if the variable referenced by the ASSERT_EXPR has a range and
1003 either the tentative result range or the previous range is a
1006 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1008 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1010 2006-01-19 Jan Hubicka <jh@suse.cz>
1012 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1014 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1016 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1017 (expand_compound_operation, expand_field_assignment): Fail if the
1018 bit lengths of an extract operation are out of range.
1019 (make_extraction): Compute wanted_inner_mode based on the position
1020 and length of the extraction. Make it extraction_mode for non-constant
1021 positions, and do not modify offset in that case. When generating a
1022 new MEM, use a mode that can hold the extraction while keeping correct
1023 alignment. Remove code that supported MEMs wrapped by USEs.
1024 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1026 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1028 * config/s390/s390.md ("Y", "y"): New mode attribute.
1029 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1030 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1031 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1032 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1033 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1034 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1035 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1036 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1037 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1038 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1039 "addsi3", "subsi3"): Insn patterns removed.
1040 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1041 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1042 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1043 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1044 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1045 "*sub<mode>3_cconly2"): New insn patterns.
1046 ("addsi3", "subsi3"): New expanders.
1048 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1050 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1051 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1052 existing STMT_VINFO_VECTYPE if available.
1053 (vect_mark_relevant): Add special handling for stmts that are
1054 marked as STMT_VINFO_IN_PATTERN_P.
1055 (vect_analyze_loop): Call vect_pattern_recog.
1056 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1057 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1059 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1060 (vect_recog_func_ptr): New function-pointer type.
1061 * tree-vect-patterns.c: New file.
1062 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1063 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1064 (vect_pattern_recog_1): New functions.
1065 (vect_pattern_recog_funcs): New array of function pointers.
1067 * tree-vectorizer.h (ternary_op): New enum value.
1068 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1069 declaration. Revised documentation. Removed redundant dump prints.
1070 Removed redundant argument. Added support for reduction patterns.
1071 (vectorizable_reduction): Added support for reduction patterns.
1072 (vect_transform_stmt): Added support for patterns.
1074 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1075 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1076 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1077 (expand_widen_pattern_expr): New function.
1078 (init_optabs): Initialize new optabs udot_prod_optab,
1080 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1081 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1082 (expand_widen_pattern_expr): New function declaration.
1083 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1085 * tree-inline.c (estimate_num_insns_1): Added cases for new
1086 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1087 * tree-pretty-print.c (dump_generic_node): Likewise.
1088 (op_prio): Likewise.
1089 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1090 * tree-ssa-operands.c (get_expr_operands): Added case for
1092 * tree-vect-patterns.c (widened_name_p): New function.
1093 (vect_recog_dot_prod_pattern): Added function implementation.
1094 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1095 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1096 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1097 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1099 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1100 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1101 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1102 (init_optabs): Initialize new optabs widen_ssum_optab,
1104 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1105 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1106 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1107 use instead of type of def.
1108 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1109 function implementation.
1110 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1111 widen_ssumv8hi): New.
1113 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1116 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1119 * c-decl.c (add_flexible_array_elts_to_size): New function.
1120 (finish_decl): Use it.
1122 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1124 * diagnostic.h: Include options.h.
1125 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1126 dependancies for diagnostic.h.
1127 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1129 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1131 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1132 (ssa_ro_call_cache_valid): Ditto.
1133 * tree-ssa-alias.c (sort_tags_by_id): New function.
1134 (init_transitive_clobber_worklist): Ditto.
1135 (add_to_worklist): Ditto.
1136 (mark_aliases_call_clobbered): Ditto.
1137 (compute_tag_properties): Ditto.
1138 (set_initial_properties): Ditto.
1139 (compute_call_clobbered): Ditto.
1140 (compute_may_aliases): Call compute_call_clobbered and grouping.
1141 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1142 (compute_flow_insensitive_aliasing): Grouping now happens in our
1144 (setup_pointers_and_addressables): Remove clobbering related code.
1145 (add_may_alias): Ditto.
1146 (replace_may_alias): Ditto.
1147 (get_nmt_for): Ditto.
1148 (create_global_var):
1149 (is_escape_site): Return an escape_type enumeration.
1150 * tree-flow-inline.h (is_call_clobbered): Global var does not
1151 imply call clobbered.
1152 (mark_call_clobbered): Take a reason for marking this. Remove
1153 marking of globalness, and cache invalidation.
1154 (clear_call_clobbered): Remove cache invalidation code.
1155 * tree-dfa.c (dump_variable): If details is on, dump the reason
1157 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1159 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1160 (struct var_ann_d): Ditto.
1161 (enum escape_type): New.
1162 (mark_call_clobbered): Adjust prototype.
1163 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1164 are never call clobbered.
1165 Record reasons for escaping.
1166 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1167 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1168 (ssa_ro_call_cache_valid): Ditto.
1169 (clobbered_v_may_defs): Ditto.
1170 (clobbered_vuses): Ditto.
1171 (ro_call_vuses): Ditto.
1172 (clobber_stats): New.
1173 (init_ssa_operands): Zero out clobber stats.
1174 (fini_ssa_operands): Print out clobber stats.
1175 (get_call_expr_operands): Pass callee fndecl to
1177 (add_call_clobber_ops): Remove use of cache.
1178 Add use of PURE_CONST information.
1179 (add_call_read_ops): Remove use of cache.
1180 Add use of static not_read information.
1182 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1184 Introduce TLS descriptors for i386 and x86_64.
1185 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1186 (TARGET_ANY_GNU_TLS): New macro.
1187 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1188 (struct machine_function): Add tls_descriptor_call_expanded_p.
1189 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1190 (ix86_current_function_calls_tls_descriptor): Likewise.
1191 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1192 (override_options): Introduce gnu2 tls dialect.
1193 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1195 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1197 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1198 (ix86_init_machine_status): Initialize new field.
1199 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
1200 (ix86_tls_module_base): New.
1201 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
1202 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
1203 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
1204 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
1205 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
1206 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
1207 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
1208 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
1209 * config/i386/predicates.md (tls_modbase_operand): New.
1210 (tp_or_register_operand): New.
1212 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
1214 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
1215 (look_for_address_of): Ditto.
1216 (ipa_init): Walk the function decls.
1217 (static_execute): Don't set readonly on FUNCTION_DECL's.
1219 2006-01-18 Roger Sayle <roger@eyesopen.com>
1221 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
1222 for shifts where the source and destination registers are different.
1224 2006-01-18 Paul Brook <paul@codesourcery.com>
1226 Merge from csl-arm-branch.
1227 2005-03-14 Julian Brown <julian@codesourcery.com>
1228 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
1229 (aeabi_llsl): Likewise.
1230 (ashrdi3): Likewise.
1231 (aeabi_lasr): Likewise.
1232 (lshrdi3): Likewise.
1233 (aeabi_llsr): Likewise.
1234 2005-03-10 Julian Brown <julian@codesourcery.com>
1235 * config.gcc: Disable shared libgcc for SymbianOS.
1236 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
1238 2006-01-18 DJ Delorie <dj@redhat.com>
1240 * c-pragma.c (handle_pragma_diagnostic): New.
1241 (init_pragma): Register it.
1242 * doc/extend.texi: Document it.
1244 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
1245 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
1246 (diagnostic_context): Add classify_diagnostic[].
1247 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
1248 as errors if they're overridden to DK_WARNING.
1249 (diagnostic_initialize): Initialize classify_diagnostic[].
1250 (diagnostic_set_kind_override): New.
1251 (diagnostic_report_diagnostic): Check for kind changes.
1252 * opts.c (common_handle_option): Take lang_mask. Update callers.
1254 * common.opt (Werror=): New.
1255 * doc/invoke.texi: Document -Werror=*
1257 2006-01-18 Jeff Law <law@redhat.com>
1259 * tree-vrp.c (test_for_singularity): Correct test for new
1260 min limit. Use operand_equal_p rather than pointer equality
1261 for testing if new min/max values are equal.
1263 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
1264 using range information until after propagation and folding.
1266 2006-01-18 Richard Henderson <rth@redhat.com>
1267 Aldy Hernandez <aldyh@redhat.com>
1268 Jakub Jelinek <jakub@redhat.com>
1269 Diego Novillo <dnovillo@redhat.com>
1271 * omp-low.c: New file.
1272 * c-omp.c: New file.
1274 2006-01-18 Richard Henderson <rth@redhat.com>
1275 Jakub Jelinek <jakub@redhat.com>
1276 Diego Novillo <dnovillo@redhat.com>
1278 * doc/invoke.texi: Document -fopenmp.
1279 * tree-dump.h (debug_function): Declare.
1280 * hooks.c (hook_bool_tree_bool_false): New function.
1281 (hook_tree_tree_null): Remove.
1282 (hook_tree_tree_tree_null): New.
1283 * hooks.h: Update to match.
1284 * tree-pretty-print.c (debug_tree_chain): New.
1285 (print_generic_expr): Handle TDF_CHAIN.
1286 (dump_generic_node): Handle BLOCK.
1287 Do not abort with incomplete SWITCH_EXPRs.
1288 Do not dump body of an OpenMP directive if TDF_SLIM is given.
1289 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
1290 print space after directive name.
1291 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
1292 Handle OMP_MASTER and OMP_ORDERED.
1293 Handle printing of OMP_BODY just in one place, goto
1294 dump_omp_body in the rest of OMP_* nodes that have
1296 Don't handle clause nodes here. Update omp statements to
1297 use dump_omp_clauses.
1298 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
1299 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
1300 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
1301 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
1302 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
1303 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
1304 Adjust output for GOMP_PARALLEL.
1305 (dump_omp_clauses): New.
1306 (print_declaration): Dump DECL_VALUE_EXPR.
1307 (op_symbol_1): Split out of op_symbol.
1308 (dumping_stmts): Remove. Update all users.
1309 * cgraph.c (cgraph_analyze_queue): New.
1310 (cgraph_add_new_function): New.
1311 * cgraph.h (cgraph_analyze_queue): Declare.
1312 (cgraph_add_new_function): Declare.
1313 (cgraph_lower_function): Remove.
1314 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
1315 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
1316 and TYPE_P nodes in its default clause.
1317 (empty_body_p): New.
1318 (tree_range_check_failed): New.
1320 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
1321 OMP_CLAUSE_REDUCTION_MERGE,
1322 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
1323 OMP_CLAUSE_PRIVATE_DEBUG,
1324 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
1325 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
1326 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
1327 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
1328 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
1329 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
1330 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
1331 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
1332 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1333 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1334 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
1335 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
1336 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
1337 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
1338 (TREE_RANGE_CHECK): New.
1339 (empty_body_p): Declare.
1340 (enum omp_clause_default_kind): New.
1341 (build_string_literal): Declare.
1342 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
1343 (build5_stat, build5): Declare.
1344 * tree-pass.h (TDF_CHAIN): Define.
1345 * tree-pass.h (PROP_gimple_lomp): Define.
1346 (pass_lower_omp): Declare.
1347 * diagnostic.h (debug_tree_chain): Declare.
1348 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
1350 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
1351 * builtins.c (build_string_literal): Make extern.
1352 * gcc.c (include_spec_function): New.
1353 (static_spec_functions): Add it.
1354 (main): Move load of libgomp.spec ...
1355 (LINK_COMMAND_SPEC): ... here.
1356 (link_gomp_spec): New.
1357 (static_specs): Include it.
1358 (LINK_COMMAND_SPEC): Add link_gomp.
1359 (GOMP_SELF_SPECS): New.
1360 (driver_self_specs): Include it.
1361 (switch_matches): Don't mark inline.
1362 (main): Load libgomp.spec.
1363 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
1364 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
1365 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
1366 * tree-gimple.h (enum omp_parallel): Declare.
1367 (determine_parallel_type): Declare.
1368 (omp_firstprivatize_variable): Declare.
1369 (omp_reduction_init): Declare.
1370 (diagnose_omp_structured_block_errors): Declare.
1371 (struct walk_stmt_info): Add want_return_expr.
1372 (struct walk_stmt_info): Add want_bind_expr, want_locations.
1373 (find_omp_clause): Declare.
1374 (insert_field_into_struct): Declare.
1375 (struct walk_stmt_info): Move from tree-nested.c
1376 (walk_stmts): Declare.
1377 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
1379 * cgraphunit.c (cgraph_lower_function): Make static.
1380 (cgraph_finalize_pending_functions): New.
1381 (cgraph_finalize_function): Call it.
1382 (cgraph_finalize_compilation_unit): Likewise.
1383 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
1384 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
1385 (BT_FN_UINT_UINT): New.
1386 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
1387 DEF_FUNCTION_TYPE_VAR_4): Document.
1388 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
1389 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
1390 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
1391 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
1392 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
1393 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
1394 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
1395 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
1396 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
1397 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
1398 into separate files.
1399 (DEF_GOMP_BUILTIN): New.
1400 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
1401 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
1402 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
1403 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
1404 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
1405 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
1406 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
1407 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
1408 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
1409 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
1410 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
1411 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
1412 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
1413 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
1414 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
1415 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
1416 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
1417 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
1418 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
1419 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
1420 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
1421 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
1422 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
1423 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
1424 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
1425 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
1426 * sync-builtins.def: New file, moved from builtins.def.
1427 * omp-builtins.def: New file, moved from builtins.def.
1428 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
1429 * gimple-low.c (lower_function_body): Clear data.
1430 (lower_stmt): Do not handle COMPOUND_EXPR.
1431 Remove call to print_node_brief.
1432 * c-tree.h (c_finish_omp_clauses): New prototype.
1433 (C_DECL_THREADPRIVATE_P): Define.
1434 (lookup_name_no_remap, c_omp_remap_private): Remove
1435 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
1436 (check_for_loop_decls): Update decl.
1437 (lookup_name_no_remap, c_omp_remap_private): Declare.
1438 (build_indirect_ref, build_modify_expr, pushdecl,
1439 pushdecl_top_level): Move to c-common.h.
1440 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
1441 before the switch, but just in the 2 places that need it.
1442 * c-decl.c (diagnose_mismatched_decls): Do not check for
1443 mismatched thread-local attributes when OLDDECL is marked
1444 threadprivate and NEWDECL has no thread-local attributes.
1445 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
1446 (c_gimple_diagnostics_recursively): Rename from
1447 c_warn_unused_result_recursively. Invoke
1448 diagnose_omp_structured_block_errors.
1449 (check_for_loop_decls): Return a singular decl found.
1450 * langhooks.c (lhd_omp_predetermined_sharing): Return
1451 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
1452 (lhd_omp_firstprivatize_type_sizes): New.
1453 (lhd_omp_assignment): New.
1454 (lhd_omp_predetermined_sharing): New.
1455 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
1456 (struct lang_hooks_for_types): Add
1457 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
1458 omp_predetermined_sharing, omp_disregard_value_expr,
1459 omp_private_debug_clause, omp_clause_default_ctor,
1460 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
1461 (c_finish_omp_clauses): New.
1462 (c_finish_bc_stmt): Diagnose break within omp for.
1463 (c_begin_omp_parallel, c_finish_omp_parallel): New.
1464 (build_unary_op): Return error_mark after reporting
1466 (build_modify_expr): Likewise.
1467 * gimplify.c: Include optabs.h and pointer-set.h.
1468 (enum gimplify_omp_var_data): Declare.
1469 (struct gimplify_omp_ctx): Declare.
1470 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
1472 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
1473 (push_gimplify_context, pop_gimplify_context): Allow nesting.
1474 (splay_tree_compare_decl_uid): New.
1475 (new_omp_context): New.
1476 (delete_omp_context): New.
1477 (gimple_add_tmp_var): Call omp_add_variable.
1478 (gimplify_bind_expr): Likewise.
1479 (gimplify_var_or_parm_decl): If omp_notice_variable returned
1480 true, disregard DECL_VALUE_EXPR on the decl if any.
1481 (gimplify_expr_in_ctx): New.
1482 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
1483 omp_add_variable, omp_notice_variable, omp_is_private
1484 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
1485 gimplify_adjust_omp_clauses, gimplify_omp_parallel
1486 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
1487 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
1488 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
1489 gimplify_omp_atomic): New.
1490 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1491 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1492 OMP_CRITICAL and OMP_ATOMIC.
1493 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
1494 * c-pragma.h (enum pragma_kind): Add
1495 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
1496 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
1497 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
1498 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
1499 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
1500 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
1501 PRAGMA_OMP_THREADPRIVATE.
1502 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1503 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1504 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
1505 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
1506 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
1507 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
1508 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
1509 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
1510 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
1511 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
1512 * tree-ssa-dce.c (find_control_dependence): Do not assume that
1513 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
1514 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
1516 (struct nesting_info): Add field_map,
1517 suppress_expansion, debug_var_chain.
1518 (create_nesting_tree): Initialize them.
1519 (lookup_field_for_decl): Use field_map.
1520 (get_nonlocal_debug_decl, get_local_debug_decl): New.
1521 (convert_local_omp_clauses): New.
1522 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
1523 (walk_body): Split out of walk_function.
1524 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
1525 (convert_nonlocal_reference): Handle omp statements.
1526 (convert_local_reference): Likewise.
1527 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
1528 (unnest_nesting_tree): New.
1529 (lower_nested_functions): Call it.
1530 (insert_field_into_struct): Make extern.
1531 (struct walk_stmt_info): Move to tree-gimple.h.
1532 (walk_stmts): Make extern.
1533 * omp-builtins.def: New file.
1534 * tree-iterator.c (expr_only): Clarify comment.
1535 * c-common.h (pushdecl_top_level, pushdecl,
1536 build_modify_expr, build_indirect_ref,
1537 c_finish_omp_master, c_finish_omp_critical,
1538 c_finish_omp_ordered, c_finish_omp_barrier,
1539 c_finish_omp_atomic, c_finish_omp_flush,
1540 c_finish_omp_for, c_split_parallel_clauses,
1541 omp_clause_default_kind, c_omp_sharing_predetermined,
1542 c_omp_remap_decl): Declare.
1543 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
1544 (OBJS-common): Add omp-low.o.
1545 (c-omp.o, omp-low.o): Add.
1546 (gimplify.o): Add dependency on $(OPTABS_H).
1547 (GTFILES): Add omp-low.c.
1548 (gt-stringpool.h): Add.
1549 * tree-cfg.c (set_bb_for_stmt): Do not update the
1550 block-to-labels map if we are currently expanding to RTL.
1551 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
1553 Handle IDENTIFIER_NODE.
1554 (tree_verify_flow_info): Do not ICE when emitting error
1555 messages about invalid labels.
1556 (dump_function_to_file): Reset CFUN before emitting the body
1558 (debug_function): New.
1559 * passes.c (init_optimization_passes): Schedule
1561 * langhooks-def.h (lhd_omp_predetermined_sharing,
1562 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
1564 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
1565 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
1566 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
1567 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
1568 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
1569 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
1570 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
1571 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
1572 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
1573 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
1574 (LANG_HOOK_DECLS): Use them.
1576 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
1577 Richard Henderson <rth@redhat.com>
1578 Jakub Jelinek <jakub@redhat.com>
1579 Diego Novillo <dnovillo@redhat.com>
1581 * c-parser.c (pragma_omp_clause): Define.
1582 (c_parser_declaration_or_fndef): Document OpenMP syntax.
1583 (c_parser_compound_statement): Likewise.
1584 (c_parser_statement): Likewise.
1585 (c_parser_pragma): Handle omp pragmas.
1586 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
1587 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
1588 (c_parser_omp_clause_name, check_no_duplicate_clause,
1589 c_parser_omp_variable_list,
1590 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
1591 c_parser_omp_clause_copyprivate,
1592 c_parser_omp_clause_default,
1593 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
1594 c_parser_omp_clause_lastprivate,
1595 c_parser_omp_clause_nowait,
1596 c_parser_omp_clause_num_threads,
1597 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
1598 c_parser_omp_clause_reduction,
1599 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
1600 c_parser_omp_all_clauses, c_parser_omp_structured_block,
1601 c_parser_omp_atomic, c_parser_omp_barrier,
1602 c_parser_omp_critical, c_parser_omp_flush,
1603 c_parser_omp_for_loop, c_parser_omp_for,
1604 c_parser_omp_master, c_parser_omp_ordered,
1605 c_parser_omp_sections_scope, c_parser_omp_sections,
1606 c_parser_omp_parallel, c_parser_omp_single,
1607 c_parser_omp_construct, c_parser_omp_threadprivate): New.
1608 * c-pragma.c (init_pragma): Do omp pragma registration here.
1609 * c.opt (fopenmp): New flag.
1611 2006-01-18 Eric Christopher <echristo@apple.com>
1613 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
1614 * config/darwin.h (GOMP_SELF_SPECS): Define.
1616 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1618 * rtl.h: Remove the prototype for reg_alloc.
1620 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1623 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
1624 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
1625 sjlj and dwarf2 exception handling.
1626 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
1627 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
1628 * pa/pa.c (function_value): Treat complex and vector types as
1630 (function_arg): Likewise. Only pass scalar floats in the floating
1631 point argument registers.
1632 * pa/t-slibgcc-dwarf-ver: New file.
1633 * pa/t-slibgcc-sjlj-ver: New file.
1634 * pa/t-slibgcc-elf-ver: Delete file.
1636 2006-01-19 Alan Modra <amodra@bigpond.net.au>
1638 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
1639 unlikely_test_section_p test.
1641 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1643 * mode-switching.c (optimize_mode_switching): Make it static.
1644 * basic-block.h: Remove the prototype for
1645 optimize_mode_switching.
1647 * modulo-sched.c (sms_schedule): Make it static.
1648 * rtl.h: Remove the prototype for sms_schedule.
1650 * postreload-gcse.c (gcse_after_reload_main): Make it static.
1651 * rtl.h: Remove the prototype for gcse_after_reload_main.
1653 * reg-stack.c (reg_to_stack): Make it static.
1654 * rtl.h: Remove the prototype for reg_to_stack.
1656 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
1658 * rtl.h: Remove the prototypes for regrename_optimize and
1659 copyprop_hardreg_forward.
1661 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
1663 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
1664 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
1665 Test against the appropriate null constant for the mode.
1666 If 'fixup_overlap' is true, swap the operands if they overlap.
1667 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
1668 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
1669 alpha_split_tmode_pair and adjust for above change.
1670 * config/alpha/alpha.md (movtf_internal): Adjust call to
1671 alpha_split_tfmode_pair and rely on it to swap the operands.
1672 (movti_internal): New insn and post-reload splitter.
1673 (movti): New expander.
1675 2006-01-18 Philippe De Muyter <phdm@macqel.be>
1677 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
1680 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1682 * rtlanal.c (global_reg_mentioned_p_1,
1683 global_reg_mentioned_p): Remove.
1684 * rtl.h: Remove the prototype for global_reg_mentioned_p.
1686 * flow.c (initialize_uninitialized_subregs): Make it static.
1687 * rtl.h: Remove the prototype for
1688 initialize_uninitialized_subregs.
1690 * function.c (instantiate_virtual_regs): Make it static.
1691 * function.h: Remove the prototype for
1692 instantiate_virtual_regs.
1694 * regmove.c (regmove_optimize, combine_stack_adjustments):
1696 * rtl.h: Remove the prototypes for regmove_optimize and
1697 combine_stack_adjustments.
1699 2006-01-17 Roger Sayle <roger@eyesopen.com>
1701 * config/i386/i386.c (COSTS_N_BYTES): New macro.
1702 (size_cost): Encode costs in bytes so that a reg-reg addition is
1703 equivalent to COSTS_N_INSNS(1).
1704 (override_options): Use the size_cost.branch_cost as the default
1705 ix86_branch_cost when optimizing for size.
1707 2006-01-18 Ben Elliston <bje@au.ibm.com>
1709 * Makefile.in (D32PBIT_FUNCS): New.
1710 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
1711 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
1712 D64PBIT_FUNCS and D128PBIT_FUNCS.
1713 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
1714 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
1716 (decnumber_dep): Define.
1717 * doc/libgcc.texi (Decimal float library routines): New node.
1718 * config/dfp-bit.h, config/dfp-bit.c: New files.
1720 2006-01-18 Ben Elliston <bje@au.ibm.com>
1722 * expr.c (emit_move_change_mode): Always adjust addresses, not
1723 just during reload. Copy replacements only during reload.
1724 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
1725 emit_move_via_integer.
1727 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
1729 * Makefile.in (check-%, check-consistency): Use $${srcdir}
1730 instead of $(srcdir) and ${srcdir}.
1732 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
1736 * arm.h (struct machine_function): Add pic_reg.
1737 * arm.c (arm_pic_register): Make unsigned.
1738 (arm_override_options): Only set arm_pic_register if
1739 TARGET_SINGLE_PIC_BASE.
1740 (use_return_insn): Only test for a pic register if it is fixed.
1741 (arm_compute_save_reg0_reg12_mask): Likewise.
1742 (thumb_compute_save_reg_mask): Likewise.
1743 (legitimate_pic_operand): Factor out some known invariants.
1744 (legitimize_pic_address): If we don't have a fixed pic register,
1745 then set up a pseudo in the function entry sequence. Handle the
1746 pic base being in a pseudo.
1747 (arm_load_pic_register): Handle the pic register being in a pseudo.
1748 (arm_expand_prologue): Only set up the pic register if it is fixed.
1749 (thumb_expand_prologue): Likewise.
1750 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
1751 (pic_load_addr_based_insn): Likewise.
1752 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
1755 2006-01-18 Ben Elliston <bje@au.ibm.com>
1757 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
1758 decimal float modes for all floating point registers.
1760 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
1761 match_code "mem" with match_test "macho_lo_sum_memory_operand".
1763 2006-01-17 Jakub Jelinek <jakub@redhat.com>
1766 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
1767 even when the pointer is not NULL.
1769 2006-01-16 Ian Lance Taylor <ian@airs.com>
1771 * common.opt (ftoplevel-reorder): New option.
1772 * cgraph.c (cgraph_asm_nodes): New global variable.
1773 (cgraph_asm_last_node): New static variable.
1774 (cgraph_order): New global variable.
1775 (cgraph_create_node): Set new order field.
1776 (cgraph_varpool_node): Likewise.
1777 (decide_is_variable_needed): Return true if not
1778 flag_toplevel_reorder.
1779 (cgraph_add_asm_node): New function.
1780 * cgraph.h (struct cgraph_node): Add order field.
1781 (struct cgraph_varpool_node): Add order field.
1782 (struct cgraph_asm_node): Define.
1783 (cgraph_asm_nodes, cgraph_order): Declare.
1784 (cgraph_add_asm_node): Declare.
1785 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
1787 (cgraph_varpool_assemble_pending_decls): Call it.
1788 (cgraph_output_pending_asms): New static function.
1789 (cgraph_finalize_compilation_unit): Call it.
1790 (struct cgraph_order_sort): Define.
1791 (cgraph_output_in_order): New static function.
1792 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
1793 !flag_toplevel_reorder case.
1794 * c-parser.c: Include "cgraph.h".
1795 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
1797 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
1798 than -fno-unit-at-a-time.
1799 * doc/invoke.texi (Option Summary): Mention
1800 -fno-toplevel-reorder.
1801 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
1802 -funit-at-a-time documentation.
1804 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
1805 Kazu Hirata <kazu@codesourcery.com>
1807 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
1809 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
1811 * Makefile.in (FUNCTION_H): New. Use it instead of
1812 function.h throughout the file.
1813 * function.h: Include tree.h.
1815 2006-01-17 Ben Elliston <bje@au.ibm.com>
1817 * recog.c: Separate some functions with whitespace.
1819 2006-01-16 Richard Henderson <rth@redhat.com>
1821 Merge from gomp branch:
1822 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
1823 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
1824 and rename from struct inline_data. Rename callee* to dst*;
1825 caller* to src*; add copy_decl hook, transform_call_graph_edges,
1826 transform_new_cfg, transform_return_to_modify, and
1827 transform_lang_insert_block flags; remove cloning_p, versioning_p,
1829 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
1830 (copy_decl_for_dup): Remove.
1831 * tree-inline.c (struct inline_data): Move to header.
1832 (insert_decl_map): Export.
1833 (remap_decl): Update for member name changes. Use copy_decl hook.
1834 Allow for replacement to be a non-decl. Remove dead code.
1835 (remap_type_1): Check for existing mapping.
1836 (remap_type): Export.
1837 (remap_decls): Update for member name changes.
1838 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
1839 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
1840 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
1841 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
1842 (tree_function_versioning, build_duplicate_type): Likewise.
1843 (copy_body_r): Likewise. Export.
1844 (copy_decl_for_dup): Split into ...
1845 (copy_decl_for_dup_finish, copy_decl_to_var,
1846 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
1847 (replace_ref_tree, inlining_p): Remove.
1849 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1851 * ifcvt.c (if_convert): Make it static.
1852 * rtl.h: Remove the prototype for if_convert.
1854 * local-alloc.c (local_alloc): Make it static.
1855 * rtl.h: Remove the prototype for local_alloc.
1857 * loop.c (loop_optimize): Make it static.
1858 * cfgloop.h: Remove the prototype for loop_optimize.
1861 2006-01-16 DJ Delorie <dj@redhat.com>
1863 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
1866 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1868 * pa.md: Disparage copies between general and floating-point registers
1869 in 32-bit move patterns.
1871 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
1874 * Makefile.in (check-%): Depend on site.exp instead of
1875 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
1878 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1880 * global.c (global_alloc): Make it static.
1881 * rtl.h: Remove the prototype for global_alloc.
1883 2006-01-16 Richard Guenther <rguenther@suse.de>
1885 * tree-ssa-alias.c (struct used_part): Add write_only field.
1886 (get_or_create_used_part_for): Initialize it to true.
1887 (create_overlap_variables_for): Don't create structure variables
1888 for structures that only are written to.
1889 (find_used_portions): Handle MODIFY_EXPR to track whether a
1890 structure is only written to.
1892 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1894 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
1896 * basic-block.h: Remove the prototype for
1897 partition_hot_cold_basic_blocks.
1899 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
1901 * cppspec.c (lang_specific_spec_functions): Remove.
1902 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
1903 * gcc.h (lang_specific_spec_functions): Remove.
1904 * gccspec.c (lang_specific_spec_functions): Remove.
1906 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
1908 * combine.c (record_value_for_reg): Invalidate registers
1910 (record_dead_and_set_regs_1): Likewise, by passing them to
1911 record_value_for_reg.
1912 (record_dead_and_set_regs): Invalidate stores made by a
1913 call. We do not combine across a call, but we still
1914 relied on equivalences.
1916 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
1918 * tree-vrp.c (extract_range_from_binary_expr): Cope with
1919 vrp_int_const_binop returning non-constant nodes.
1921 2006-01-16 Paul Brook <paul@codesourcery.com>
1923 * config/m68k/m68k.c (output_move_const_into_data_reg):
1924 Output correct mnemonic for mvz and mvs.
1926 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
1928 * rtl-factoring.c: Add sequence abstraction algorithm.
1929 * cfgcleanup.c (outgoing_edges_match): Extra checks.
1930 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
1932 (block_has_preserve_label): New function.
1933 * common.opt: Register new pass.
1934 * Makefile.in: Ditto.
1936 * timevar.def: Ditto.
1937 * tree-pass.h: Ditto.
1938 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
1939 * rtl.h (make_jump_insn_raw): Add forward decl.
1940 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
1942 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
1943 Roger Sayle <roger@eyesopen.com>
1945 * fold-const.c (fold_minmax): New static function.
1946 (fold_binary) <MIN_EXPR>: Call it.
1947 <MAX_EXPR>: Likewise.
1948 * stor-layout.c (place_field): Use DECL_SIZE consistently
1949 in the computation of the new record size.
1951 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1953 * cse.c (cse_condition_code_reg): Make it static.
1954 * rtl.h: Remove the prototype for cse_condition_code_reg.
1956 * combine.c (combine_instructions): Make it static.
1957 * rtl.h: Remove the prototype for combine_instructions.
1959 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1962 * tree.c (get_file_function_name_long): Concatenate the first global
1963 object name with a string derived from the input filename of the object
1966 2006-01-16 Ben Elliston <bje@au.ibm.com>
1968 * config/i386/winnt-stubs.c: Update FSF address.
1969 * config/xtensa/ieee754-df.S: Ditto.
1970 * config/xtensa/ieee754-sf.S: Ditto.
1972 2006-01-14 Ian Lance Taylor <ian@airs.com>
1974 * ifcvt.c (noce_init_if_info): New static function, broken out of
1975 noce_process_if_block.
1976 (noce_process_if_block): Call noce_init_if_info.
1977 (check_cond_move_block): New static function.
1978 (cond_move_process_if_block): New static function.
1979 (process_if_block): Call cond_move_process_if_block.
1981 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
1983 * cselib.c (hash_table): Rename to cselib_hash_table.
1984 (cselib_clear_table, discard_useless_values,
1985 remove_useless_values, cselib_lookup_mem, cselib_lookup,
1986 cselib_init, cselib_finish): Adjust uses of hash_table.
1988 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
1990 PR tree-optimization/25485
1991 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
1992 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
1993 is known to be false and true, respectively.
1995 2006-01-14 Richard Guenther <rguenther@suse.de>
1997 PR tree-optimization/22548
1998 PR tree-optimization/22555
1999 PR tree-optimization/22501
2000 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2001 * params.def (salias-max-array-elements): New parameter.
2002 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2003 * doc/invoke.texi (salias-max-array-elements): Document.
2004 * tree-flow-inline.h (var_can_have_subvars): We also handle
2006 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2008 * tree-ssa-structalias.c (params.h): Include.
2009 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2010 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2011 (get_constraint_for): For ADDR_EXPR operating on something
2012 containing an ARRAY_REF, add all subvars to the solution.
2013 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2014 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2015 for creating MUST_DEFs.
2016 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2018 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2020 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2022 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2023 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2024 number_of_iterations_le): New functions.
2025 (number_of_iterations_special): Removed.
2026 (number_of_iterations_exit): Do not use number_of_iterations_special.
2027 * tree.c (unsigned_type_for): Always return integer type.
2029 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2030 Richard Guenther <rguenther@suse.de>
2032 PR rtl-optimization/24257
2033 * gcse.c (find_moveable_store): Only consider a store movable
2034 when the SET_SRC of the insn can be assigned to a register.
2036 2006-01-14 Ian Lance Taylor <ian@airs.com>
2038 * tree.c (tree_not_class_check_failed): New function.
2039 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2040 (tree_not_class_check_failed): Declare.
2042 2006-01-13 Ian Lance Taylor <ian@airs.com>
2044 * reload1.c (do_output_reload): Add assertion rejecting a
2047 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2049 * combine.c (struct reg_stat): Add new fields truncation_label and
2051 (record_value_for_reg): Reset truncated_to_mode.
2052 (record_truncated_value): New function.
2053 (check_promoted_subreg): Call it. Rename to check_conversions.
2054 (combine_instructions): Rename check_promoted_subreg to
2056 (reg_truncated_to_mode): New function.
2057 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2058 (gen_lowpart_or_truncate): New function.
2059 (force_to_mode): Use it instead of gen_lowpart.
2061 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2063 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2064 VAR is a tag, not its type tag.
2066 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2068 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2069 alternatives to match style of other entries.
2070 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2072 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2074 PR tree-optimization/25771
2075 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2078 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2081 * tree-inline.c (declare_return_variable): If the return variable
2082 was marked as a non gimple complex, set the return slot variable
2083 to be a non gimple comple variable.
2085 2006-01-13 Richard Guenther <rguenther@suse.de>
2087 * builtins.c (expand_builtin_sincos): New function.
2088 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2090 (expand_builtin): Expand sincos using expand_builtin_sincos.
2092 2006-01-12 DJ Delorie <dj@redhat.com>
2094 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2095 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2096 so that constant shifts can be split.
2097 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2098 (m32c_valid_pointer_mode): Make static.
2099 (shift_gen_func_for): New.
2100 (m32c_prepare_shift): Use it. Split large const shifts into
2102 * config/m32c/predicates.md (shiftcount_operand): Allow more
2104 (longshiftcount_operand): New.
2105 * doc/md.texi (Machine Constraints): Document In6.
2107 2006-01-13 Ben Elliston <bje@au.ibm.com>
2109 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2110 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2113 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2115 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2116 to try to avoid clobbering pieces of structures when we know
2117 something about the whole structure.
2118 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2120 2006-01-13 Ben Elliston <bje@au.ibm.com>
2122 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2123 return in memory, as this is no limitation is no longer present.
2125 2006-01-12 DJ Delorie <dj@redhat.com>
2127 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2128 mova with fb, and for fb+0 -> An.
2130 * config/m32c/mov.md (peephole2): Fix enabling logic.
2132 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2133 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2134 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2135 FINI_ARRAY_SECTION_ASM_OP): Define.
2137 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2139 (m32c_legitimize_reload_address): New logic to reload FB to An.
2140 (m32c_output_reg_push): Add newline.
2141 (m32c_output_reg_pop): Likewise.
2143 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2145 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2147 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2149 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2151 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2153 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2156 2006-01-11 Ben Elliston <bje@au.ibm.com>
2158 * rtlanal.c (find_reg_note): Assert insn is not null.
2160 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2162 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2165 2006-01-11 Jeff Law <law@redhat.com>
2167 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2169 (mark_threaded_blocks, register_jump_thread): New functions.
2170 (thread_through_all_blocks): Remove unwanted argument. No
2171 longer rely on e->aux to communicate thread target info.
2172 Call mark_threaded_blocks. Release the threaded_blocks
2173 bitmap and threaded_edges vector when complete.
2174 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2175 (threaded_blocks): Remove.
2176 (tree_ssa_dominator_optimize): Remove initialization and
2177 finalization of threaded_blocks. Simplify call to
2178 thread_through_all_blocks.
2179 (thread_across_edge): Call register_jump_thread rather than
2180 storing thread information into e->aux.
2181 (free_all_edge_infos): Simplify now that e->aux is no longer
2182 used to communicate with thread_through_all_blocks.
2183 * tree-flow.h (thread_through_all_blocks): Update prototype.
2184 (register_jump_thread): Prototype.
2186 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2188 * df-core.c (df_compact_blocks, df_bb_replace): Use
2189 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2191 2006-01-11 Richard Guenther <rguenther@suse.de>
2193 PR tree-optimization/25734
2194 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2195 stop propagation after successful propagation to the LHS.
2197 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2199 * basic-block.h (control_flow_graph): Change the type of
2200 x_basic_block_info to VEC(basic_block,gc) *.
2201 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
2203 (SET_BASIC_BLOCK): New.
2204 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
2205 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
2206 * cfgbuild.c (find_basic_blocks): Likewise.
2207 * cfglayout.c (fixup_reorder_chain): Likewise.
2208 * cfgrtl.c (create_basic_block_structure,
2209 rtl_create_basic_block): Likewise.
2210 * ifcvt.c (find_if_case_1): Likewise.
2211 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
2214 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2216 * Makefile.in: Removed rotted odf.c entry.
2218 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
2221 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
2222 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
2223 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
2224 output pattern modifier, not %e.
2225 * config/cris/cris.c (cris_op_str): Update comment about pattern
2227 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
2228 before falling through into...
2229 <case 'E'>: Redefined from old 'e' case.
2231 2006-01-11 Jan Hubicka <jh@suse.cz>
2234 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
2236 2006-01-11 Jan Hubicka <jh@suse.cz>
2238 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
2239 * i386.c (x86_decompose_lea): Kill.
2240 (ix86_rtx_costs): Kill.
2242 2006-01-11 Jan Hubicka <jh@suse.cz>
2244 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
2245 * cgraph.h (cgraph_node): Add inline_decl.
2246 (cgraph_insert_node_to_hashtable): Declare.
2247 (save_inline_function_body): Declare.
2248 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
2250 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
2251 (cgraph_function_versioning): Update call of tree_function_versioning.
2252 (save_inline_function_body): New function.
2253 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
2254 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
2255 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
2256 (cgraph_default_inline_p): Likewise.
2257 (cgraph_decide_inlining_incrementally): Likewise.
2258 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
2259 (copy_bb): Kill saving; do updating of clones.
2260 (copy_cfg_body): Kill saving.
2261 (initialize_inlined-parameters): Likewise.
2262 (expand_call_inline): Likewise.
2264 (tree_function_versioning): New parameter "update_clones".
2265 (inlining_p): Kill saving.
2266 * tree-inline.h (tree_function_versioning): Update prototype.
2267 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
2270 2006-01-11 Ian Lance Taylor <ian@airs.com>
2272 * combine.c (struct undo): Remove is_int. Enumify types of undos.
2273 Allow undoing set of machine mode.
2274 (do_SUBST): Use enums instead of is_int.
2275 (do_SUBST_MODE): New function.
2276 (SUBST_MODE): New macro.
2277 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
2278 reg and trying to replace reg_regno_rtx with a new register.
2279 (undo_all): Use new enums, handle undoing a PUT_MODE change.
2280 (simplify_set): Use SUBST_MODE.
2281 (distribute_notes): Remove code that tried to update reg notes
2282 for regno_reg_rtx changes.
2284 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
2286 PR tree-optimization/23109
2287 PR tree-optimization/23948
2288 PR tree-optimization/24123
2290 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
2291 * tree-cfg.c (single_noncomplex_succ): New.
2292 * tree-flow.h (single_noncomplex_succ): Declare it.
2293 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2294 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2295 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
2296 insert_bb, register_division_in, insert_reciprocals,
2297 replace_reciprocal, free_bb): New.
2298 (execute_cse_reciprocals_1): Rewritten.
2299 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
2300 Do not commit any edge insertion. Always compute dominators and
2301 create the allocation pool.
2302 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
2303 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
2304 * targhooks.c (default_min_divistions_for_recip_mul): New.
2305 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
2306 * passes.c (init_optimization_passes): Run recip after tree loop
2308 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
2310 2006-01-11 Danny Berlin <dberlin@dberlin.org>
2311 Kenneth Zadeck <zadeck@naturalbridge.com>
2313 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
2314 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
2315 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
2316 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
2317 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
2318 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
2319 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
2320 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
2321 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
2322 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
2323 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
2324 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
2325 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
2326 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
2327 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
2328 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
2329 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
2330 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
2331 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
2332 DF_SCAN_POST_ALLOC): New macros.
2333 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
2334 df_free_bb_function, df_local_compute_function, df_init_function,
2335 df_dataflow_function, df_confluence_function_0,
2336 df_confluence_function_n, df_transfer_function,
2337 df_finalizer_function, df_free_function, df_dump_problem_function,
2338 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
2339 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
2340 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
2341 df_urec_bb_info, ) New types.
2342 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
2344 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
2345 df_analyze_simple_change_some_blocks,
2346 df_analyze_simple_change_one_block, df_compact_blocks,
2347 df_bb_replace, df_bb_regno_last_use_find,
2348 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
2349 df_insn_regno_def_p, df_find_def, df_find_use,
2350 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
2351 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
2352 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
2353 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
2354 debug_df_chain, df_get_dependent_problem, df_chain_create,
2355 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
2356 df_grow_bb_info, df_chain_dump, df_print_bb_index,
2357 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
2358 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
2359 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
2360 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
2361 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
2362 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
2363 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
2364 df_ref_remove, df_insn_refs_delete, df_refs_delete,
2365 df_reorganize_refs, df_set_state, df_hard_reg_init,
2366 df_read_modify_subreg_p) New public functions.
2367 * df-core.c: The core dataflow solver and glue routines for rtl
2369 (df_init, df_add_problem, df_set_blocks, df_finish,
2370 df_hybrid_search_forward, df_hybrid_search_backward,
2371 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
2372 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
2373 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
2374 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
2375 df_reg_defined, df_find_use, df_reg_used, df_dump,
2376 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
2377 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
2378 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
2379 debug_df_useno, reset_df_after_reload): New functions.
2380 * df-scan.c: The scanning fuctions, once in df.c, completely
2381 rewritten so that they now fully model the functionality of
2382 register usage at the backend.
2383 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
2384 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
2385 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
2386 df_grow_insn_info, df_rescan_blocks, df_ref_create,
2387 df_get_artificial_defs, df_get_artificial_uses,
2388 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
2389 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
2390 df_refs_delete, df_reorganize_refs, df_set_state,
2391 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
2392 df_def_record_1, df_defs_record, df_uses_record,
2393 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
2394 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
2395 df_record_exit_block_uses, df_hard_reg_init): New functions.
2397 * df-problems.c: Seven concrete dataflow problems that use the
2398 scanning in df-scan.c and are solved by the engine in df-core.c.
2399 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
2400 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
2401 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
2402 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
2403 df_ru_free_bb_info, df_ru_alloc,
2404 df_ru_bb_local_compute_process_def,
2405 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2406 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2407 df_ru_transfer_function, df_ru_free, df_ru_dump,
2408 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
2409 df_rd_free_bb_info, df_rd_alloc,
2410 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
2411 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
2412 df_rd_transfer_function, df_rd_free, df_rd_dump,
2413 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
2414 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
2415 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
2416 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
2417 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
2418 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
2419 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
2420 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
2421 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
2422 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
2423 df_urec_mark_reg_change, df_urec_check_earlyclobber,
2424 df_urec_mark_reg_use_for_earlyclobber,
2425 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2426 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2427 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2428 df_urec_dump, df_urec_add_problem, df_chain_alloc,
2429 df_chain_create_bb_process_use, df_chain_create_bb,
2430 df_chain_finalize, df_chain_free, df_chains_dump,
2431 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
2432 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
2433 df_reg_lifetime): New functions.
2434 * df.c: Deleted file.
2435 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
2436 consistent with new df api.
2437 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
2438 rest_of_handle_sms): Ditto.
2439 * web.c (unionfind_union, union_defs, entry_register, web_main):
2441 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
2442 invariant_expr_equal_p, find_defs, check_dependencies,
2443 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
2444 free_inv_motion_data, move_loop_invariants): Ditto.
2445 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
2446 Update dependencies.
2447 (odf.c): Added defective entry that was deleted later in day.
2448 * sched-deps.c (sched_analyze_1): Ditto.
2450 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2452 * tree-ssa-operands.c (get_expr_operands): Record addressable
2453 variables directly. Do not call add_stmt_operands for CONST_DECLs
2455 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
2456 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
2458 2006-01-11 Ben Elliston <bje@au.ibm.com>
2460 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
2461 function returns true in the positive case.
2463 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2466 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
2467 for SI, DI, SF and DF modes. Add alternatives to copy between
2468 general and floating point registers to the 32-bit patterns.
2469 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
2470 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
2471 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
2472 generating 64-bit code.
2473 * config/pa/pa.c (output_move_double): Handle copies between general
2474 and floating registers.
2476 2006-01-10 Stuart Hastings <stuart@apple.com>
2478 * config/i386/i386.md (set_got): Update.
2479 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
2480 (builtin_setjmp_receiver): Mach-O support.
2481 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
2482 (GOT_SYMBOL_NAME): Define.
2483 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2484 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
2485 * config/i386/i386.c (override_options): Revise for Darwin.
2486 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
2487 support. (darwin_x86_file_end): New. (output_set_got): Add label
2488 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
2489 * config/i386/i386-protos.h (output_set_got): Likewise.
2490 * config/darwin.c (machopic_legitimize_pic_address): Update
2493 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
2495 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
2496 when MODE isn't BLKmode.
2498 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2500 PR rtl-optimization/25367
2501 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
2503 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
2506 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
2507 for a negative bound.
2509 2006-01-10 Richard Guenther <rguenther@suse.de>
2511 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2512 Never override with anything constraint.
2514 2006-01-10 Jan Beulich <jbeulich@novell.com>
2516 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
2517 256 bits when optimize_size.
2519 2006-01-10 Jan Beulich <jbeulich@novell.com>
2521 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
2523 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
2524 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
2527 2006-01-10 Ben Elliston <bje@au.ibm.com>
2529 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
2531 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
2532 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2533 (USE_FP_FOR_ARG): Reject decimal float modes.
2534 (function_arg_advance): Likewise.
2535 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
2536 (rs6000_handle_altivec_attribute): Do not permit decimal floating
2537 point types in AltiVec vectors.
2538 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
2539 (rs6000_libcall_value): Likewise.
2541 2006-01-09 Bob Wilson <bob.wilson@acm.org>
2543 * config/xtensa/ieee754-df.S: New file.
2544 * config/xtensa/ieee754-sf.S: New file.
2545 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
2546 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
2547 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
2549 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
2551 * config/sh/predicates.md (binary_float_operator,
2552 binary_logical_operator, commutative_float_operator,
2553 equality_comparison_operator, greater_comparison_operator,
2554 less_comparison_operator, logical_operator,
2555 noncommutative_float_operator, shift_operator,
2556 symbol_ref_operand, unary_float_operator): Remove redundant
2559 2006-01-09 Jeff Law <law@redhat.com>
2561 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
2562 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
2563 now unused arguments. Callers updated.
2564 (eliminate_redundant_computations): Remove now unused arguments,
2566 (local_fold): Remove, no longer used.
2567 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
2569 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
2570 (simplify_cond): New function.
2571 (forward_propagate_into_cond): Call simplify_cond.
2573 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
2575 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
2576 (*vec_extractv2di_1_sse): New.
2578 2006-01-09 Ben Elliston <bje@au.ibm.com>
2580 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
2582 2006-01-08 Richard Guenther <rguenther@suse.de>
2584 * tree-ssa-structalias.c (get_constraint_for): Remove
2586 (get_constraint_for_component_ref): Likewise.
2587 (do_deref): Likewise.
2588 (get_constraint_for): Likewise.
2589 (do_structure_copy): Likewise.
2590 (handle_ptr_arith): Likewise.
2591 (find_func_aliases): Likewise. Remove unused need_anyoffset
2594 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
2595 Kaz Kojima <kkojima@gcc.gnu.org>
2597 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
2598 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
2599 (EXTRA_CONSTRAINT_C16): Remove.
2600 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
2601 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
2602 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
2603 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
2604 constants of SHmedia. Handle nested constant expressions of
2606 (andcosts): Fix the costs for SHmedia constants.
2607 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
2608 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
2609 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
2610 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
2611 (movv4hi_i, movv2si_i): Likewise.
2612 (movsi_const): Adjust the second operand of ior so to match with
2614 (movdi_const, movdi_const_32bit): Likewise.
2615 (movdi_const_16bit+1): Don't sign-extend LOW.
2616 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
2618 (*double_shori): Fix the split condition. Use GEN_INT instead
2619 of get_int_mode calls. Mask lower 16-bit of the argument of
2621 (sym2GOTPLT): Remove.
2622 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
2624 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
2625 instead of EXTRA_CONSTRAINT_C16.
2627 2006-01-07 Ian Lance Taylor <ian@airs.com>
2628 David Edelsohn <edelsohn@gnu.org>
2630 PR rtl-optimization/25662
2631 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
2632 for constant operands instead of simplify_gen_binary.
2633 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
2634 after trying simplify_binary_operation
2636 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
2638 * tree.c (iterative_hash_expr): Hash decls based on UID.
2640 2006-01-06 Eric Christopher <echristo@apple.com>
2642 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
2643 (TARGET_UNWIND_EMIT): Fix spelling.
2644 * target.h (gcc_target): Add except_table_label.
2645 * except.c (output_function_exception_table): Use.
2646 * varasm.c (default_emit_except_table_label): New.
2647 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
2649 (asm_out): Add here.
2650 * output.h (default_emit_except_table_label): Prototype.
2651 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
2652 * config/darwin.c (darwin_emit_except_table_label): Define.
2653 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
2655 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
2657 PR tree-optimization/18527
2658 * tree-ssa-loop-niter.c (number_of_iterations_cond,
2659 number_of_iterations_special, number_of_iterations_exit):
2660 Move base and step of an iv to a single structure. Add
2661 no_overflow flag, and use it in # of iterations analysis.
2662 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
2663 folded_casts argument.
2664 (simple_iv): Pass base and step in a structure. Set no_overflow
2666 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
2667 Evaluate expensiveness of computing # of iterations instead of
2668 the final expression.
2669 * tree-scalar-evolution.h (affine_iv): New structure.
2670 (simple_iv): Declaration changed.
2671 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
2672 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
2673 find_givs_in_stmt): Changed due to simple_iv change.
2675 2006-01-06 Jeff Law <law@redhat.com>
2678 * tree-cfg.c (bsi_replace): Rename final argument from
2679 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
2680 change (stmt -> orig_stmt).
2681 * tree-eh.c (verify_eh_throw_stmt_node): New function.
2682 (bsi_remove): Add new argument. Remove EH information
2684 (verify_eh_throw_table_statements): New function.
2685 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
2687 * tree-optimize.c (execute_free_cfg_annotations): Verify
2688 the EH throw statement table after removing annotations.
2689 * except.h (verify_eh_throw_table_statements): Prototype.
2690 * tree-flow.h (bsi_remove): Update prototype.
2691 * tree-vrp.c (remove_range_assertions): Add new argument to
2693 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
2694 * tree-complex.c (expand_complex_div_wide): Likewise.
2695 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
2696 * tree-tailcall.c (eliminate_tailcall): Likewise.
2697 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2698 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2699 * tree-nrv.c (tree_nrv): Likewise.
2700 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
2701 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
2702 (combine_blocks): Likewise.
2703 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
2704 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
2705 (cleanup_control_flow): Likewise.
2706 (remove_forwarder_block): Likewise.
2707 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2708 * tree-sra.c (sra_replace): Likewise.
2709 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
2710 (forward_propagate_single_use_vars): Likewise.
2711 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2712 * tree-inline.c (expand_call_inline): Likewise.
2713 * tree-vect-transform.c (vect_transform_loop): Likewise.
2714 * tree-outof-ssa.c (rewrite_trees): Likewise.
2715 * tree-cfg.c (make_goto_expr_edges): Likewise.
2716 (cleanup_dead_labels): Likewise.
2717 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
2718 (bsi_move_before, bsi_move_after): Likewise.
2719 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
2720 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
2722 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
2725 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
2727 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
2728 on non gimple variables. Also add checks at the top for decls and
2730 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
2732 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
2733 and IMAGPART_EXPR for creating MUST_DEFs.
2734 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
2735 and NAME_MEMORY_TAG separately from the DECLs.
2737 2006-01-06 Richard Guenther <rguenther@suse.de>
2739 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
2740 annotation, if necessary.
2741 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2742 redundant calls to update_stmt.
2743 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
2746 2006-01-05 Richard Henderson <rth@redhat.com>
2748 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
2750 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
2752 * c-typeck.c: Update copyright date.
2754 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
2756 * c-typeck.c (build_c_cast): Always warn when casting
2757 from a pointer to an integer of different size, even if
2758 the node was constant.
2760 2006-01-05 Richard Guenther <rguenther@suse.de>
2762 PR tree-optimization/22555
2763 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
2764 if one structure field is an array.
2765 * tree-ssa-operands.c (get_expr_operands): Continue scanning
2766 operands even if we found a subvar, but ignore VOPs in this
2768 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
2770 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
2772 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
2775 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
2777 2006-01-05 Richard Guenther <rguenther@suse.de>
2778 Diego Novillo <dnovillo@redhat.com>
2780 * tree-pass.h (TODO_remove_unused_locals): Define.
2781 * gimple-low.c (expand_var_p, remove_useless_vars,
2782 pass_remove_useless_vars): Remove. Update all users.
2783 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
2784 (remove_unused_locals): New function.
2785 * tree-flow.h (remove_unused_locals): Declare.
2786 * passes.c (execute_todo): Call remove_unused_locals if
2787 TODO_remove_unused_locals is set.
2788 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
2789 * tree-ssa-dce.c (pass_dce): Likewise.
2790 * tree-outof-ssa.c (pass_del_ssa): Likewise.
2792 2006-01-05 Richard Guenther <rguenther@suse.de>
2794 * tree-flow.h (struct fieldoff): Decompose field to
2795 type, size and decl.
2796 * tree-ssa-alias.c (create_sft): Take type as parameter.
2797 (create_overlap_variables_for): Store type, size and decl
2798 in the fieldoff structure.
2799 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
2801 (push_fields_onto_fieldstack): Likewise.
2802 (create_variable_info_for): Likewise. Use offset for the
2803 SFT name if the decl is not available.
2805 2006-01-04 Paul Brook <paul@codesourcery.com>
2807 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
2809 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
2811 * lambda-code.c (can_put_in_inner_loop): Relax
2813 (can_put_after_inner_loop): New function.
2814 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
2815 (perfect_nestify): Change to make copies and modify uses.
2817 2006-01-04 Richard Henderson <rth@redhat.com>
2819 Merge from gomp branch:
2820 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
2821 via integer constant.
2822 (pragma_lex): Remove.
2823 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
2824 rather than parsing it.
2825 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
2826 handle_pragma_extern_prefix): Add %< %> quotes.
2827 (registered_pragmas): New.
2828 (c_register_pragma_1): New.
2829 (c_register_pragma): Use it.
2830 (c_register_pragma_with_expansion): Likewise.
2831 (c_invoke_pragma_handler): New.
2832 (init_pragma): Use cpp_register_deferred_pragma directly for
2834 * c-pragma.h (enum pragma_kind): New.
2835 (pragma_handler): New.
2836 (c_invoke_pragma_handler): Declare.
2837 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
2839 * c-common.h (c_common_pch_pragma): Update decl.
2840 * Makefile.in (c-parser.o): Update dependencies.
2841 (GTFILES): Add c-pragma.h.
2842 * c-parser.c (struct c_token): Add pragma_kind.
2843 (struct c_parser): Add in_pragma.
2844 (c_lex_one_token): Always initialize keyword and pragma_kind.
2845 Extract data for CPP_PRAGMA.
2846 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
2847 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
2848 Don't allow CPP_PRAGMA_EOL if in_pragma.
2849 (c_parser_consume_pragma): New.
2850 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
2851 (c_parser_skip_to_end_of_parameter): Likewise.
2852 (c_parser_skip_to_end_of_block_or_statement): Likewise.
2853 (c_parser_skip_to_pragma_eol): New.
2854 (c_parser_external_declaration): Handle CPP_PRAGMA.
2855 (c_parser_compound_statement_nostart): Likewise.
2856 (c_parser_statement_after_labels): Likewise.
2857 (c_parser_pragma): New.
2858 (pragma_lex): Likewise.
2859 (c_parser_pragma_pch_preprocess): New.
2860 (c_parser_new): Merge into ...
2861 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
2863 2006-01-04 Jeff Law <law@redhat.com>
2866 * tree-cfg.c (bsi_replace): Remove the original statement
2867 from the EH throw statement table.
2869 2006-01-04 Jakub Jelinek <jakub@redhat.com>
2871 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
2872 make the prototype extern "C" and add throw ().
2875 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
2876 and pos non-negative and pos + len <= 32.
2877 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
2878 drop pos + len < HOST_BITS_PER_WIDE_INT test.
2879 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
2882 * c-common.c (handle_vector_size_attribute): Reject zero vector size
2883 as well as sizes not multiple of component size.
2886 * function.c (instantiate_expr): New function.
2887 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
2888 walk its DECL_VALUE_EXPR with instantiate_expr.
2890 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
2891 DW_OP_deref{,_size} if address isn't going to be added.
2893 2006-01-04 Ben Elliston <bje@au.ibm.com>
2895 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
2896 * config/fp-bit.c: Likewise.
2898 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
2900 * dominance.c: Add comment about why we use DFS numbering
2903 2006-01-03 Jakub Jelinek <jakub@redhat.com>
2904 Richard Henderson <rth@redhat.com>
2906 Merge from gomp-branch:
2907 * varasm.c (assemble_variable): Handle thread-local COMMON data.
2908 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
2910 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
2912 PR rtl-optimization/25578
2913 * combine.c (combine_simplify_rtx, force_to_mode): Don't
2914 pass a parameter to simplify_shift_const if changing ASHIFTRT
2917 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
2919 * builtins.c (get_builtin_sync_mem): New function.
2920 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
2921 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
2922 Call get_builtin_sync_mem to generate mem rtx.
2924 2006-01-03 Richard Guenther <rguenther@suse.de>
2927 * stmt.c (add_case_node): Make sure to clear overflow flags
2930 2006-01-03 Jakub Jelinek <jakub@redhat.com>
2932 Merge from gomp-branch.
2933 * config/sparc/sync.md: New file.
2934 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
2935 UNSPECV_LDSTUB): New constants.
2936 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
2937 * config/sparc/predicates.md (memory_reg_operand): New predicate.
2938 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
2941 2006-01-03 Roger Sayle <roger@eyesopen.com>
2943 * combine.c (reg_subword_p): New predicate to test whether the
2944 destination of a set refers to a subword/piece of a register.
2945 (try_combine): Generalize the code to merge the setting of a
2946 pseudo to a constant followed by a set of a subword of that
2947 register to a constant.
2949 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
2951 * basic-block.h (control_flow_graph): Change the type of
2952 x_label_to_block_map to VEC(basic_block,gc) *.
2953 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
2954 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
2956 * tree-ssa-propagate.c (cfg_blocks): Change the type to
2957 VEC(basic_block,heap) *.
2958 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
2959 ssa_prop_fini): Adjust the uses of cfg_blocks.
2961 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
2963 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
2965 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
2966 hashing trees instead of a pointer hash.
2967 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
2968 compare for MEM_EXPR.
2970 PR rtl-optimization/25130
2971 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
2972 when comparing MEMs for GCSE
2974 2006-01-03 Ben Elliston <bje@au.ibm.com>
2976 * targhooks.h (default_decimal_float_supported_p): Declare.
2977 * targhooks.c (default_decimal_float_supported_p): Define.
2978 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
2979 `default_decimal_float_supported_p'.
2980 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
2982 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
2984 * combine.c (apply_distributive_law <SUBREG>): Check
2985 TRULY_NOOP_TRUNCATION.
2987 2006-01-02 Geoffrey Keating <geoffk@apple.com>
2989 * dwarf2out.c (have_switched_text_section): Delete.
2990 (have_multiple_function_sections): New.
2991 (have_location_lists): Make 'bool'.
2992 (add_AT_loc_list): Use 'true' not '1'.
2993 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
2994 (output_loc_list): Use have_multiple_function_sections.
2995 (output_ranges): Likewise.
2996 (dwarf2out_begin_function): Set have_multiple_function_sections if
2998 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
2999 Check function_section rather than DECL_SECTION_NAME.
3000 (dwarf2out_finish): Use have_multiple_function_sections.
3001 Don't clear have_location_lists.
3003 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3004 Jan Hubicka <jh@suse.cz>
3006 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3007 case of conditional jump jumping to the next instruction.
3008 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3009 cases of conditional jump jumping to the next instruction.
3011 2006-01-02 Jan Hubicka <jh@suse.cz>
3013 * i386.c (*_cost): Add COSTS_N_INSNS.
3014 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3016 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3019 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3021 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3023 * config/arm/arm.c (all_fpus): Fix comment typo.
3024 * config/darwin.c: Likewise.
3025 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3026 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3027 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3029 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3031 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3032 (rs6000_split_compare_and_swapqhi): New.
3033 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3034 (sync_compare_and_swapqhi_internal): New.
3035 * config/rs6000/rs6000-protos.h: Declare.