1 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
3 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
4 for pragma redefine_extname.
6 2006-01-27 Jakub Jelinek <jakub@redhat.com>
9 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
10 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
11 -mno-minimal-toc to previous content.
12 (bispecs): Remove goal.
13 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
14 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
15 compatibility aliases on powerpc-*-*gnu*.
16 * config/rs6000/libgcc-ppc-glibc.ver: New file.
17 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
18 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
19 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
20 (ldblspecs): New goal.
21 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
22 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
24 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
25 L_sf_to_tf or L_df_to_tf is defined.
27 2006-01-27 David Edelsohn <edelsohn@gnu.org>
28 Alan Modra <amodra@bigpond.net.au>
31 * config/rs6000/linux.h (POWERPC_LINUX): Define.
32 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
33 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
34 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
35 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
36 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
37 (rs6000_override_options): Initialize rs6000_ieeequad.
38 Initialize TFmode format to ibm_extended_format if not
40 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
42 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
43 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
44 (function_arg_advance): IBM long double passed in two FPRs, not
46 (function_arg): IBM long double passed in FPRs.
47 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
48 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
49 Only multireg GPR aligned.
50 (rs6000_init_libfuncs): Enable IBM long double functions if not
52 (rs6000_generate_compare): Use IBM long double compare if not
54 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
55 (TARGET_IEEEQUAD): Define.
56 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
58 * config/rs6000/rs6000.md: Enable TFmode patterns if
60 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
61 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
62 and -mlong-double-128 are incompatible.
63 * doc/invoke.texi (-mabi): Collect options together. Add
64 ibmlongdouble and ieeelongdouble.
66 2006-01-27 Richard Sandiford <richard@codesourcery.com>
68 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
70 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
71 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
72 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
73 * rtl.h (rtunion_def): Remove rt_ptr.
75 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
76 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
77 * config/i386/winnt.c (i386_pe_mark_dllexport)
78 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
80 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
82 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
84 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
88 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
89 pthread_key_delete. From John David Anglin. gthrw-ify
90 pthread_getunique_np only if it it's not a macro. Delete
92 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
93 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
94 __gthread_objc_condition_signal, __gthread_key_delete): Add
95 "__attribute__ ((__unused__))" to unused arguments.
96 (__gthread_recursive_mutex_init_function): Add missing return.
97 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
98 gthr-posix95.h: Use macro-based approach for name redirection
99 on targets missing weakref.
101 2006-01-26 Zack Weinberg <zackw@panix.com>
103 * genconditions.c (write_header): In generated code, #ifdef out
104 all includes and fake declarations, except includes of bconfig.h
105 and system.h, unless GCC_VERSION >= 3001. Do not include
106 gensupport.h in any case.
107 (write_conditions): Generate a definition of struct c_test. Add
108 a comment to the generated #endif.
109 (write_one_condition): Escape backslashes in string too.
110 (write_writer): Generated code must escape backslashes and quote
111 marks (but not newlines) in the strings it writes.
112 * Makefile.in (build/gencondmd.o): Update dependencies.
114 2006-01-26 Steve Ellcey <sje@cup.hp.com>
117 * Makefile.in (insn-automata.o): Add header file dependencies.
118 * genautomata.c: Add includes.
120 2006-01-26 Steve Ellcey <sje@cup.hp.com>
123 * Makefile.in (insn-automata.o): Add -Wno-error flag.
125 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
127 * configure.ac: Expect target tools paths to be passed from the toplevel
128 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
130 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
132 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
135 * c.opt (Wpointer-sign): Init to -1.
136 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
137 OPT_pedantic, to 0 otherwise.
138 * doc/invoke.texi: Update.
140 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
142 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
143 constants provided by 80387 instructions in the destination mode.
145 2006-01-26 Richard Guenther <rguenther@suse.de>
146 Andrew Pinski <pinskia@physics.uc.edu>
149 partial PR tree-opt/17064
150 * tree-ssa-structalias.c (intra_create_variable_infos):
151 Create heap variables for incoming parameters if
152 flag_argument_noalias > 1.
153 (find_what_p_points_to): Look through default defs of
156 2006-01-26 Jeff Law <law@redhat.com>
159 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
160 with a VR_ANTI_RANGE and the VR_ANTI_RANGEis completely contained
161 within the VR_RANGE, use the VR_RANGE as the result, not the
163 (adjust_range_with_scev): Reject ranges from SCEV which are out
164 of bounds for the type.
166 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
168 * tree-ssa-alias.c (maybe_create_global_var): Change
169 subvar walking to an assertion that we don't have subvar'd variables.
171 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
174 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
175 Use a new variable, inner. PARM_DECLs are always non-weak.
177 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
179 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
182 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
184 * config/mips/mips.md (*clear_upper32): New combiner pattern.
186 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
188 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
189 (smax_insn, smin_insn, smax_0, smin_0): New.
191 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
194 * config/cris/cris.c (cris_order_for_addsi3): New function.
195 * config/cris/cris-protos.h: Prototype it.
196 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
197 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
198 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
199 (split for "op.S1 [rx=rx+i],ry (swapped)")
200 (split for "op(s|u).S1 [rx=rx+i],ry")
201 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
202 Apply cris_order_for_addsi3 when generating addsi3 insns.
204 2006-01-25 Diego Novillo <dnovillo@redhat.com>
206 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
207 (TREE_BLOCK): Add call to EXPR_CHECK.
209 2006-01-25 Diego Novillo <dnovillo@redhat.com>
212 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
213 * tree-pretty-print.c (dump_omp_clause): Extract from ...
214 (dump_omp_clauses): ... here.
215 (dump_generic_node): Handle OMP_CLAUSE.
216 * tree.c (omp_clause_num_ops): New.
217 (omp_clause_code_name): New.
218 (tree_code_size): Handle OMP_CLAUSE.
219 (tree_size): Likewise.
220 (make_node): Document handling of OMP_CLAUSE.
221 (tree_node_structure): Handle OMP_CLAUSE.
222 (omp_clause_check_failed): New.
223 (omp_clause_range_check_failed): New.
224 (omp_clause_operand_check_failed): New.
225 (build_omp_clause): New.
226 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
227 * tree.h (enum omp_clause_code): Declare.
228 (OMP_CLAUSE_SUBCODE_CHECK): Define.
229 (OMP_CLAUSE_RANGE_CHECK): Define.
230 (OMP_CLAUSE_ELT_CHECK): Define.
231 (omp_clause_check_failed): Declare.
232 (omp_clause_operand_check_failed): Declare.
233 (omp_clause_range_check_failed): Declare.
234 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
235 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
236 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
237 (OMP_CLAUSE_LASTPRIVATE): Likewise.
238 (OMP_CLAUSE_IF_EXPR): Likewise.
239 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
240 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
241 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
242 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
243 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
244 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
245 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
246 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
247 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
248 (OMP_CLAUSE_CODE): Define.
249 (OMP_CLAUSE_SET_CODE): Define.
250 (OMP_CLAUSE_CODE): Define.
251 (OMP_CLAUSE_OPERAND): Define.
252 (struct tree_omp_clause): Declare.
253 (union tree_node): Add field 'omp_clause'.
254 * treestruct.def (TS_OMP_CLAUSE): Define.
255 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
256 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
257 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
258 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
259 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
260 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
261 (OMP_CLAUSE): Define.
262 * print-tree.c (print_node): Handle OMP_CLAUSE.
263 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
264 * c-typeck.c: Likewise.
265 * gimplify.c: Likewise.
267 * tree-nested.c: Likewise.
268 * tree-inline.c: Likewise.
269 * c-parser.c: Likewise.
270 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
273 2006-01-25 Roger Sayle <roger@eyesopen.com>
275 PR rtl-optimization/25703
276 * combine.c (try_combine): Handle zero_extract and strict_low_part
277 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
279 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
281 * global.c: Fix comment typos.
283 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
286 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
287 Use output_addr_const instead of assemble_name.
289 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
291 * Makefile.in (sched-vis.o): Update dependencies.
292 * haifa-sched.c (sched_finish): Clear current_sched_info.
293 * cfg.c (dump_bb_info): New, split from dump_flow_info.
294 (dump_flow_info): Call it.
295 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
297 * basic-block.h (dump_bb_info): Declare.
298 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
299 option, and apply options only for dump files whose TDF_RTL,
300 TDF_TREE, or TDF_IPA bits match.
301 * rtl.h: Declare new functions exported from sched-vis.c.
302 * sched-vis.c: Enable also if scheduling is not used.
303 (print_value): Print the mode of registers if not inside scheduling.
304 (print_insn): Make it work outside the scheduler. Beautify the output
306 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
308 2006-01-25 Richard Sandiford <richard@codesourcery.com>
310 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
311 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
312 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
313 depending on the value of CONSTANT_POOL_ADDRESS_P.
314 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
316 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
317 rather than SYMBOL_REF_DECL.
318 (rtx_constant_pool): Remove const_rtx_sym_htab.
319 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
320 (init_varasm_status): Don't initialize const_rtx_sym_htab.
321 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
322 Remove handling of const_rtx_sym_htab.
323 (find_pool_constant): Delete.
324 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
325 rather than find_pool_constant.
326 (get_pool_constant_for_function): Delete.
327 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
329 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
330 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
331 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
332 (SYMBOL_REF_CONSTANT): New macro.
333 (get_pool_constant_for_function): Delete.
334 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
335 rather than SYMBOL_REF_DECL.
336 (i386_pe_mark_dllimport): Likewise.
337 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
338 rather than SYMBOL_REF_DECL.
339 * config/darwin.c (machopic_indirect_data_reference): Likewise.
340 (machopic_indirect_call_target): Likewise.
342 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
344 * flow.c (delete_noop_moves): Add missing EOL to dump message.
346 2006-01-25 Richard Sandiford <richard@codesourcery.com>
348 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
350 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
352 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
354 2006-01-24 David Daney <ddaney@avtrex.com>
357 * configure.ac (enable_tls): New enable option.
358 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
359 * configure: Regenerate.
360 * doc/install.texi (--enable-tls): Document new option.
361 (--disable-tls): Ditto.
363 2006-01-24 Richard Henderson <rth@redehat.com>
365 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
366 * alias.c (true_dependence): Respect it.
367 (canon_true_dependence, write_dependence_p): Likewise.
368 * builtins.c (get_builtin_sync_mem): Set it.
370 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
372 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
375 2006-01-24 DJ Delorie <dj@redhat.com>
377 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
378 for storing constants in single-bit bitfields.
380 2006-01-25 Ben Elliston <bje@au.ibm.com>
382 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
384 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
387 * tree-ssa-pre.c (phi_translate): Return NULL
388 for AGGREGATE_TYPE's.
390 2006-01-24 Zack Weinberg <zackw@panix.com>
392 * genautomata.c (process_state_for_insn_equiv_partition):
393 Use xcalloc for insn_arcs_array.
394 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
395 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
397 2006-01-24 Richard Henderson <rth@redhat.com>
399 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
402 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
404 PR rtl-optimization/25890
405 PR rtl-optimization/25905
406 * combine.c (expand_compound_operation, expand_field_assignment):
407 Fail if the bitfield's final position is out of bounds.
409 2006-01-24 Ian Lance Taylor <ian@airs.com>
412 * cgraphunit.c (cgraph_output_in_order): Don't clear
413 cgraph_asm_nodes until after asm strings have been output.
415 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
417 * fix-header.c (read_scan_file): Add new parameter imultilib when
418 calling register_include_chains.
420 2006-01-23 Diego Novillo <dnovillo@redhat.com>
422 * omp-low.c: Update documentation.
424 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
425 Daniel Berlin <dberlin@dberlin.org>
429 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
430 return from the function.
432 2006-01-22 Zack Weinberg <zackw@panix.com>
434 * rtl.def (match_code): Add second argument.
435 * genpreds.c (write_extract_subexp): New function.
436 (write_match_code): Add path argument. Use write_extract_subexp.
437 (write_predicate_expr): Pass path to write_match_code.
438 (mark_mode_tests): MATCH_CODE applied to a subexpression does
439 not perform a mode test.
440 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
441 a subexpression does not constrain the top-level code set.
442 * read-rtl.c (read_rtx_variadic): New function.
443 (read_rtx_1): Use it; allow AND and IOR to be variadic.
444 * doc/md.texi: Document new notation.
445 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
446 (cmpsi_operand): ... here, using new notation.
448 2006-01-22 Zack Weinberg <zackw@panix.com>
450 * varray.c: Remove GENERATOR_FILE #ifdefs.
452 2006-01-22 Zack Weinberg <zackw@panix.com>
454 * genautomata.c (output_reserved_units_table): Emit nothing if
455 description->query_units_num is zero. Remove extra blank line.
456 (output_cpu_unit_reservation_p): Short circuit
457 if description->query_units_num is zero.
459 2006-01-22 Zack Weinberg <zackw@panix.com>
461 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
462 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
463 nor any of the random handful of variables that used to be necessary
464 when this program was linked with rtlanal.o. Prune set of forward
465 function declarations.
466 (struct attr_desc): Remove static_p field.
467 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
468 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
469 (attr_string): Do not read the character one past the length of
471 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
472 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
473 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
474 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
475 (make_automaton_attrs): New.
476 (main): Do not call into genautomata. Call local gen_bypass
477 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
478 Remove special case for insn_alts.
479 * genautomata.c: Include gensupport.h; not genattrtab.h nor
480 varray.h (leftover from previous change). Prune set of forward
481 function declarations. Remove state_alts fields from all
482 structures. Remove state_alts_table from struct automaton.
483 Make everything except main static. Do not maintain num_dfa_decls.
484 Do not maintain state_alts fields of various structures.
485 (process_decls): Don't validate condexp for dm_insn_reserv decls.
486 (add_arc): Remove state_alts argument. All callers updated.
487 (output_reserved_units_table): Emit #ifdef here...
488 (output_tables): ...not here. Don't generate state_alts tables.
489 (expand_automata): Don't generate attributes.
490 (write_automata): Don't generate state_alts functions.
491 (main): New function.
492 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
493 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
494 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
495 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
496 (BYPASS_P_FUNC_NAME, output_state_alts_table)
497 (output_automata_list_state_alts_code, output_internal_state_alts_func)
498 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
499 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
501 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
502 * genattrtab.h: Delete file.
503 * Makefile.in (OBJS-common): Add insn-automata.o.
504 (insn-automata.o): New rule.
505 (simple_generated_c): Add insn-automata.c.
506 (build/genattrtab.o, build/genautomata.o): Update dependencies.
507 (genprogmd): Add automata.
508 (build/genattrtab): Needs no extra objects nor libraries.
509 (build/genautomata): Needs build/vec.o and -lm.
511 2006-01-22 Zack Weinberg <zackw@panix.com>
513 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
514 (output_dfa_max_issue_rate, locked_states_num): Delete.
515 (struct automaton): Add locked_states field.
516 (output_dead_lock_vect): Save number of locked states in
517 automaton->locked_states. If it is zero, don't print anything.
518 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
519 (output_internal_dead_lock_func): Only test the dead_lock_vect
520 for automata that have locked states.
521 (output_statistics): Always print the number of locked states for
522 each automaton. Calculate total number of locked states here.
523 (write_automata): Don't call output_dfa_max_issue_rate.
524 * genattrtab.c: Define length_unit_log as a const variable.
525 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
526 max_insn_queue_index const.
527 * final.c (length_unit_log): Declare const.
528 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
530 2006-01-22 Zack Weinberg <zackw@panix.com>
532 * genautomata.c: Include vec.h, not varray.h.
533 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
534 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
535 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
536 VEC_* macros operating on appropriately typed vectors, or to
537 malloced arrays when the size is known in advance. Const-ify
538 many char* variables and function arguments. No functional changes.
539 * Makefile.in (build/varray.o): Delete rule.
540 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
541 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
543 2006-01-22 Zack Weinberg <zackw@panix.com>
545 * gensupport.c: Define get_insn_name and record_insn_name here.
546 (read_md_rtx): Call record_insn_name as appropriate.
547 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
548 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
549 * genpreds.c, genrecog.c: Don't define get_insn_name nor
551 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
552 (BUILD_VARRAY): Delete.
553 (genprognormal): Rename genprogmd. Fold in all programs from
554 genprognoprint; also attrtab.
555 (build/genattrtab): Just mention genautomata.o and varray.o.
556 Reorganize a bit, add comments to make the categories clearer.
558 2006-01-22 Zack Weinberg <zackw@panix.com>
560 * genconditions.c (condition_table, add_condition): Delete.
561 (write_conditions): Don't emit n_insn_conditions nor
562 insn_elision_unavailable. Issue the gcc version #ifdef here,
563 inside the table, with no #else clause ...
564 (write_header): ...not here.
565 (write_writer): New function.
566 (main): Don't initialize condition_table. Use add_c_test.
568 * gensupport.c (init_md_reader_args_cb): Handle multiple input
569 files on the command line.
570 (maybe_eval_c_test): Don't check insn_elision_unavailable.
571 Return -1 if there is no entry in the table, don't abort.
572 (add_c_test, traverse_c_tests): New functions.
573 * gensupport.h (insn_elision_unavailable, insn_conditions)
574 (n_insn_conditions): Delete declarations.
575 (add_c_test, traverse_c_tests): Declare.
576 * read-rtl.c: Include gensupport.h.
577 (read_conditions): New function.
578 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
579 (read_rtx_1): If we get EOF when we were looking for an initial
580 open paren, return 0. Call read_conditions when appropriate.
581 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
582 dummy-conditions.o. Eliminate references to insn-conditions.o,
583 or change them to build/gencondmd.o, as appropriate. Remove
584 insn-constants.h from $(simple_generated_h) and insn-conditions.c
585 from $(simple_generated_c). For all files remaining in those
586 two lists, add insn-conditions.md to the generator command line.
587 Give insn-constants.h/s-constants their own rules. Add rules
588 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
589 (build/read-rtl.o): Depend on gensupport.h.
590 (genprognormal): Include preds.
591 (genprogearly): Rename genprognoprint; only difference is now that
592 they don't link with $(BUILD_PRINT).
593 * dummy-conditions.c: Delete.
595 2006-01-22 Zack Weinberg <zackw@panix.com>
597 * genextract.c: Don't include insn-config.h. Do include vec.h.
598 Declare vectors of int, char, and locstr.
599 (locstr): New typedef.
600 (struct extraction): Make all array fields into bare pointers.
601 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
602 (insn_code_number): Delete.
603 (accum_extract): New struct.
604 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
605 (gen_insn): Take insn_code_number as an argument. Use an
606 accum_extract structure instead of loading data directly into
607 a struct extraction, and having to know how big it might get.
608 (walk_rtx): Operate entirely on an accum_extract structure.
609 (print_path): Avoid unnecessary use of printf.
610 (print_header): New function, split out of main. Distinguish
611 more carefully between an unrecognizable insn and an insn that
612 has the code number of a define_expand.
613 (main): Pass insn_code_number to gen_insn. Call print_header
614 only after parsing. Avoid unnecessary use of printf.
615 * Makefile.in (build/vec.o): New rule.
616 (build/genextract): Depend on build/vec.o.
617 (build/genextract.o): Don't depend on insn-config.h.
619 2006-01-22 Zack Weinberg <zackw@panix.com>
621 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
622 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
623 practical. Eliminate per-generator-program link rules.
625 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
628 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
629 with a call expr to ...
630 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
632 2006-01-23 Richard Guenther <rguenther@suse.de>
634 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
635 before make_edge with conditional EDGE_TRUE_VALUE.
637 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
638 Jan Hubicka <jh@suse.cz>
639 Richard Guenther <rguenther@suse.de>
641 PR rtl-optimization/25654
642 * cfgexpand.c (aggregate_contains_union_type): New function.
643 (add_alias_set_conflicts): Call it. Make sure to add conflicts
644 for structure variables that contain a union type.
646 2006-01-23 Richard Sandiford <richard@codesourcery.com>
648 * gengtype.c (new_structure): Return the structure.
649 (create_option): Add an extra "next" argument.
650 (create_field): New function.
651 (adjust_field_rtx_def): Use create_option and create_field.
652 Remove a now-unnecessary call to find_structure.
653 (adjust_field_tree_def): Likewise.
654 (note_yacc_type): Remove an unnecessary call to find_structure.
655 * gengtype.h (new_structure): Return the structure.
656 (create_option): Add an extra argument.
657 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
658 (option): Adjust calls to create_option.
660 2006-01-22 David Edelsohn <edelsohn@gnu.org>
662 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
664 2006-01-22 Paul Brook <paul@codesourcery.com>
665 Peter Barada <peter@the-baradas.com>
667 * config/m68k/m68k.md: Add Coldfire FPU support.
668 Define FP mode macro and associated attributes.
669 Use it for float mode patterns.
670 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
671 (LIBCALL_VALUE): Use m68k_libcall_value.
672 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
673 (m68k_function_value): Ditto.
674 (emit_move_sequence): Ditto.
675 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
676 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
677 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
678 (MULTILIB_EXCEPTIONS): Ditto.
679 * config/m68k/m68k.opt: Add mcfv4e.
680 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
681 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
682 (m68k_output_function_prologue): Save ColdFire FPU registers.
683 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
684 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
685 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
686 ColdFire FPU registers.
687 (m68k_libcall_value, m68k_function_value): New functions.
688 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
689 (LIBCALL_VALUE): Use m68k_libcall_value.
690 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
691 (MASK_COLDFIRE): Add MASK_CFV4E.
692 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
693 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
694 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
695 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
696 (GO_IF_LEGITIMATE_ADDRESS): Use it.
697 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
698 * doc/invoke.tex: Document -mcfv4e on m68k.
700 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
702 * doc/contribute.texi: Change CVS to SVN and update the corresponding
705 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
708 * c-opts.c (c_common_handle_option): Don't include
709 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
710 * doc/invoke.texi (C++ Dialect Options): Document that
711 -Wnon-virtual-dtor is no longer included in -Wall.
713 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
715 * gcov.c (print_version), gcov-dump.c (print_version),
716 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
719 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
721 * df-scan.c (problem_SCAN): Added NULL reset function.
722 (df_scan_reset_blocks): Added code to call reset block function
723 (df_bb_refs_delete) Fixed comment.
724 (df_insn_refs_delete): Made tolerant of deleting non existent info
725 for dataflow problems that need to be reset.
726 * df-core.c (df_set_blocks): Ditto.
727 * df.h (struct df_problem): Added reset_fun.
728 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
729 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
730 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
731 functions to clear out all references to def-use or use-def chains.
733 2006-01-21 Ben Elliston <bje@au.ibm.com>
735 * varasm.c (assemble_real): Initialise data array.
737 2006-01-20 Paul Brook <paul@codesourcery.com>
739 Merge from csl-arm-branch.
740 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
741 * config/arm/arm.md (movdi): Force operands[1] to a register
742 if we have a non-register source.
743 (*arm_movdi, *movdf_soft_insn): Require that one of the
744 operands be a register.
745 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
746 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
748 2006-01-20 DJ Delorie <dj@redhat.com>
750 * varasm.c (initialize_constant_valid_p): Allow pointers
751 initialized from integer constants of lesser precision.
752 (output_constant): Allow non-int-sized pointer modes to be
753 initialized from integer constants.
755 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
758 * cppdefault.h (struct default_include): Add multilib flag.
759 * cppdefault.c (cpp_include_defaults): Set it.
760 * c.opt (-imultilib): New option.
761 * c-opts.c (imultilib): New.
762 (c_common_handle_option): Handle -imultilib.
763 (c_common_post_options): Likewise.
764 * c-incpath.c (add_standard_paths, register_include_chains):
766 * c-incpath.h (register_include_chains): Add extra parameter.
767 * gcc.c (do_spec_1): Generate -imultilib option.
768 (The Specs Language): Update %I description.
769 (process_command): Update copyright notice.
770 * doc/cppopts.texi (-imultilib): Document.
771 * doc/invoke.texi (-imultilib): Include in option summary.
772 (%I): Update specs documentation.
774 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
776 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
778 2006-01-20 Richard Sandiford <richard@codesourcery.com>
780 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
783 2006-01-20 Richard Guenther <rguenther@suse.de>
784 Steven Bosscher <stevenb.gcc@gmail.com>
786 PR rtl-optimization/24626
787 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
788 EDGE_TRUE_VALUE if in RTL mode.
791 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
792 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
794 2006-01-20 Dirk Mueller <dmueller@suse.com>
797 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
798 instead of a special NOP marker.
799 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
801 * c-common.h (empty_body_warning): Add forward declaration.
802 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
803 Now uses IS_EMPTY_STMT() instead of special NOP markers.
805 2006-01-20 Paul Brook <paul@codesourcery.com>
807 * Makefile.in (lang_checks): Keep going if mkdir fails.
809 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
811 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
812 be able to clean out basic block when not necessary.
813 (df_scan_free): Fixed to properly delete information if df is
814 unused before calling df_finish.
815 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
816 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
818 (df_bb_refs_delete): New function.
819 (df_refs_delete): Moved per block code to df_bb_refs_delete.
820 * df-core.c (df_set_blocks): Added code to properly clean out
821 unused blocks if they are not part of the blocks to consider.
822 Added additional null check.
823 (df_compact_blocks): Added basic block parameter to free_bb_fun to
824 be able to clean out basic block when not necessary
825 * df.h (df_free_bb_function): Ditto.
826 (df_bb_refs_delete): New function.
827 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
828 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
829 basic block parameter to be able to clean out basic block when not
831 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
832 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
833 Fixed to properly delete information if df is unused before
836 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
838 PR rtl-optimization/25799
839 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
840 Corrected confluence operator to remove bits from op2 before oring
841 with op1 rather than removing bits from op1.
842 (df_ru_transfer_function): Corrected test on wrong bitmap which
843 caused infinite loop. Both of these problems were introduced in
844 the dataflow rewrite.
846 2006-01-19 DJ Delorie <dj@redhat.com>
848 * reload1.c (find_reload_regs): Note the details of reload
849 failures in the dump file.
850 (spill_failure): Likewise.
852 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
854 * loop-iv.c: Include df.h and hashtab.h.
855 (enum iv_grd_result): New enum.
856 (DF_REF_IV, DF_REF_IV_SET): New macros.
857 (struct biv_entry): New.
858 (df, bivs): New global variables.
859 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
860 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
862 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
863 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
864 analyzed_for_bivness_p, record_biv): New functions.
865 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
866 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
867 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
869 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
871 (iv_number_of_iterations): Use new interface to iv analysis.
872 * loop-unroll.c: Do not include varray.h.
873 (analyze_iv_to_split_insn): Use new interface to iv
875 * loop-unswitch.c (may_unswitch_on): Ditto.
876 * df.c (df_bitmaps_free): Only work for bbs for that structures are
878 (df_bb_modify): Realloc tables to the new index.
879 (df_find_use): New function.
880 * df.h (df_find_use): Declare.
881 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
883 * cfgloop.h (struct rtx_iv): Remove analysed field.
884 (iv_get_reaching_def): Removed.
885 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
886 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
887 (loop-iv.o): Add df.h and hashtab.h dependency.
888 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
890 2006-01-20 Alan Modra <amodra@bigpond.net.au>
892 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
894 (__floatundisf, __floatundidf): Likewise.
895 * libgcc2.h (IS_IBM_EXTENDED): Define.
897 2006-01-19 DJ Delorie <dj@redhat.com>
899 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
901 2006-01-19 Paul Brook <paul@codesourcery.com>
903 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
904 as nothrow when unwinding tables are disabled.
906 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
909 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
910 of bit-field" when in system header.
912 2006-01-19 DJ Delorie <dj@redhat.com>
914 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
915 the 16 bit shift limit of the m16c.
917 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
920 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
921 * config/i386/i386.c (output_set_got): Output the label if we have one
922 for the TARGET_DEEP_BRANCH_PREDICTION case.
924 2006-01-19 Jan Hubicka <jh@suse.cz>
925 H.J. Lu <hongjiu.lu@intel.com>
926 Evandro Menezes <evandro.menezes@amd.com>
928 * invoke.texi (generic): Document
930 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
931 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
932 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
933 (x86_use_incdec, x86_pad_returns): New variables
934 (TARGET_CPU_DEFAULT_generic): New constant
935 (TARGET_CPU_DEFAULT_NAMES): Add generic.
936 (enum processor_type): Add generic32 and generic64.
937 * i386.md (cpu attribute): Add generic32/generic64
938 (movhi splitter): Behave sanely when both partial_reg_dependency and
939 partial_reg_stall are set.
940 (K8 splitters): Enable for generic as well.
941 * predicates.md (incdec_operand): Use TARGET_INCDEC
942 (aligned_operand): Avoid memory mismatch stalls.
943 * athlon.md: Enable for generic64, new patterns for 128bit moves.
944 * ppro.md: Enable for generic32
945 * i386.c (generic64_cost, generic32_cost): New.
946 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
947 (x86_use_leave): Enable for generic64. (x86_use_sahf,
948 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
949 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
950 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
951 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
952 x86_partial_reg_dependency, x86_memory_mismatch_stall,
953 x86_accumulate_outgoing_args, x86_prologue_using_move,
954 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
955 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
957 (x86_use_incdec, x86_pad_returns): New.
958 (override_options): Add generic32 and generic64, translate "generic"
959 to generic32/generic64 and "i686" to "generic32", refuse
960 "generic32"/"generic64" as arch target.
961 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
962 (ix86_reorg): Honor PAD_RETURNS.
964 2006-01-19 Diego Novillo <dnovillo@redhat.com>
966 * tree-pretty-print.c (dump_generic_node): Handle
967 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
968 * cgraph.c (cgraph_expand_queue): Rename from
969 cgraph_analyze_queue. Update all users.
970 * cgraphunit.c (cgraph_assemble_pending_functions): Process
972 (cgraph_expand_all_functions): Likewise.
973 (cgraph_finalize_pending_functions): Remove. Update callers.
975 * tree.h (OMP_DIRECTIVE_P): Define.
976 (OMP_PARALLEL_FN): Define.
977 (OMP_PARALLEL_DATA_ARG): Define.
978 (OMP_SECTIONS_SECTIONS): Define.
979 * tree-pass.h (pass_expand_omp): Declare.
980 * omp-low.c (struct omp_region): Declare.
981 (struct omp_context): Remove fields 'parallel_type',
982 'parallel_start_ix' and 'parallel_start_additional_args'.
984 (struct omp_for_data): Rename from struct expand_omp_for_data.
985 (omp_regions): New static variable.
986 (root_omp_region): New static variable.
987 (find_omp_clause): Make static.
988 (is_in_combined_parallel_ctx): Remove.
989 (is_combined_parallel): New.
990 (extract_omp_for_data): Move earlier in the file.
991 (workshare_safe_to_combine_p): New.
992 (get_ws_args_for): New.
993 (determine_parallel_type): Move earlier in the file.
994 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
996 (omp_copy_decl): Likewise.
997 (create_omp_child_function): Likewise.
998 (lookup_omp_region): New.
999 (dump_omp_region): New.
1000 (debug_omp_region): New.
1001 (debug_all_omp_regions): New.
1002 (new_omp_region): New.
1003 (scan_omp_parallel): If parallel_nesting_level > 1, the
1004 directive is nested within another parallel directive.
1005 Set OMP_PARALLEL_FN.
1006 (scan_omp_for): Do not try to handle combined parallel+for
1008 Remove FIXME comment.
1009 (scan_omp_nested): Remove.
1010 (scan_omp_1): Do not call scan_omp_nested when
1011 parallel_nesting_level is > 1.
1012 Do not change the DECL_CONTEXT of local variables found.
1013 (lookup_decl_in_outer_ctx): New.
1014 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1015 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1016 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1017 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1018 If CTX is nested, lookup VAR in the outer context when
1019 building copy assignment.
1020 (lower_send_clauses): Rename from expand_send_clauses.
1021 If CTX is nested, lookup VAR in the outer context when
1022 building copy assignments.
1023 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1024 If CTX is nested, lookup VAR in the outer context when
1025 building copy assignments.
1026 (expand_parallel_call): Rename from build_parallel_call.
1027 Handle combined parallel+workshare cases.
1028 Re-implement to emit code into the CFG.
1030 (expand_omp_parallel): Re-implement to emit code into the CFG.
1031 Call move_sese_region_to_fn to outline the sub-graph
1032 containing the parallel region.
1033 (expand_omp_for_1): Remove.
1034 (expand_omp_for_generic): Re-implement to emit code into the
1036 (expand_omp_for_static_nochunk): Likewise.
1037 (expand_omp_for_static_chunk): Likewise.
1038 (expand_omp_for): Likewise.
1039 (expand_omp_sections): Likewise.
1040 (remove_exit_barriers): New.
1041 (expand_omp_synch): New.
1043 (build_omp_regions_1): New.
1044 (build_omp_regions): New.
1045 (execute_expand_omp): New.
1046 (gate_expand_omp): New.
1047 (pass_expand_omp): Define.
1048 (lower_omp_sections): Rename from expand_omp_sections.
1049 Set OMP_SECTIONS_SECTIONS.
1050 (lower_omp_single_simple): Rename from expand_omp_single_simple.
1051 (lower_omp_single_copy): Rename from expand_omp_single_copy.
1052 (lower_omp_single): Rename from expand_omp_simple.
1053 (lower_omp_master): Rename from expand_omp_master.
1054 (lower_omp_ordered): Rename from expand_omp_ordered.
1055 (lower_omp_critical): Rename from expand_omp_critical.
1056 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
1057 (lower_omp_for): Re-implement.
1058 (lower_omp_parallel): Re-implement.
1059 (lower_regimplify): Rename from expand_regimplify.
1060 (lower_omp_1): Rename from expand_omp_1.
1061 If there are syntax errors in the program, replace every
1062 OpenMP directive with NOP.
1063 Call lower_omp_* instead of expand_omp_*.
1064 (lower_omp): Rename from expand_omp.
1066 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
1067 * tree-gimple.h (enum omp_parallel_type): Remove.
1068 (gimple_boolify): Declare extern.
1069 (find_omp_clause, determine_parallel_type): Remove.
1071 * gimple-low.c (lower_omp_directive): New.
1072 (lower_stmt): Call it.
1073 (record_vars_into): Move from ...
1074 (record_vars): ... here.
1075 Call record_vars_into with current_function_decl.
1077 * gimplify.c (struct gimplify_ctx): Remove fields
1078 combined_pre_p and combined_ctxp. Update users.
1079 (get_formal_tmp_var): Add documentation.
1080 (gimple_boolify): Make extern.
1081 (gimplify_expr_in_ctx): Remove. Update callers.
1082 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
1083 will always be a BIND_EXPR.
1084 (gimplify_expr): Handle OMP_RETURN_EXPR.
1085 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
1086 (OMP_PARALLEL): Add 3 operands.
1087 (OMP_SECTIONS): Add 1 operand.
1088 (OMP_RETURN_EXPR): Define.
1090 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
1091 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
1092 * tree-iterator.c (alloc_stmt_list): Assert that we are not
1093 creating a circular free list.
1094 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
1096 * tree-flow.h (move_sese_region_to_fn): Declare.
1097 (record_vars_into): Declare.
1098 * tree-cfg.c (make_omp_sections_edges): New.
1099 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
1100 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
1101 OMP_SECTIONS and OMP_SECTION.
1102 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
1103 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
1104 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
1105 (gather_blocks_in_sese_region): New.
1106 (struct move_stmt_d): Declare.
1108 (move_block_to_fn): New.
1109 (move_sese_region_to_fn): New.
1111 * passes.c (init_optimization_passes): Schedule
1112 pass_expand_omp after pass_init_datastructures.
1114 * tree-ssa-operands.c (get_expr_operands): Handle
1115 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
1116 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
1118 2006-01-19 Jeff Law <law@redhat.com>
1120 * tree-vrp.c (extract_range_from_assert): Refine the result range
1121 if the variable referenced by the ASSERT_EXPR has a range and
1122 either the tentative result range or the previous range is a
1125 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1127 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
1129 2006-01-19 Jan Hubicka <jh@suse.cz>
1131 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
1133 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
1135 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
1136 (expand_compound_operation, expand_field_assignment): Fail if the
1137 bit lengths of an extract operation are out of range.
1138 (make_extraction): Compute wanted_inner_mode based on the position
1139 and length of the extraction. Make it extraction_mode for non-constant
1140 positions, and do not modify offset in that case. When generating a
1141 new MEM, use a mode that can hold the extraction while keeping correct
1142 alignment. Remove code that supported MEMs wrapped by USEs.
1143 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
1145 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
1147 * config/s390/s390.md ("Y", "y"): New mode attribute.
1148 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
1149 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
1150 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
1151 "*addsi3_imm_cc", "*addsi3_carry1_cc",
1152 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
1153 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
1154 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
1155 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
1156 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
1157 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
1158 "addsi3", "subsi3"): Insn patterns removed.
1159 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
1160 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
1161 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
1162 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
1163 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
1164 "*sub<mode>3_cconly2"): New insn patterns.
1165 ("addsi3", "subsi3"): New expanders.
1167 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
1169 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
1170 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
1171 existing STMT_VINFO_VECTYPE if available.
1172 (vect_mark_relevant): Add special handling for stmts that are
1173 marked as STMT_VINFO_IN_PATTERN_P.
1174 (vect_analyze_loop): Call vect_pattern_recog.
1175 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
1176 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
1178 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
1179 (vect_recog_func_ptr): New function-pointer type.
1180 * tree-vect-patterns.c: New file.
1181 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
1182 (vect_recog_dot_prod_pattern, vect_pattern_recog):
1183 (vect_pattern_recog_1): New functions.
1184 (vect_pattern_recog_funcs): New array of function pointers.
1186 * tree-vectorizer.h (ternary_op): New enum value.
1187 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
1188 declaration. Revised documentation. Removed redundant dump prints.
1189 Removed redundant argument. Added support for reduction patterns.
1190 (vectorizable_reduction): Added support for reduction patterns.
1191 (vect_transform_stmt): Added support for patterns.
1193 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
1194 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
1195 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
1196 (expand_widen_pattern_expr): New function.
1197 (init_optabs): Initialize new optabs udot_prod_optab,
1199 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
1200 (sdot_prod_optab, udot_prod_optab): Define new optabs.
1201 (expand_widen_pattern_expr): New function declaration.
1202 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
1204 * tree-inline.c (estimate_num_insns_1): Added cases for new
1205 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1206 * tree-pretty-print.c (dump_generic_node): Likewise.
1207 (op_prio): Likewise.
1208 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
1209 * tree-ssa-operands.c (get_expr_operands): Added case for
1211 * tree-vect-patterns.c (widened_name_p): New function.
1212 (vect_recog_dot_prod_pattern): Added function implementation.
1213 * tree-vect-transform.c (get_initial_def_for_reduction): Added
1214 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
1215 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
1216 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
1218 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
1219 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
1220 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
1221 (init_optabs): Initialize new optabs widen_ssum_optab,
1223 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
1224 (widen_ssum_optab, widen_usum_optab): Define new optabs.
1225 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
1226 use instead of type of def.
1227 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
1228 function implementation.
1229 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
1230 widen_ssumv8hi): New.
1232 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
1235 2006-01-19 Richard Sandiford <richard@codesourcery.com>
1238 * c-decl.c (add_flexible_array_elts_to_size): New function.
1239 (finish_decl): Use it.
1241 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
1243 * diagnostic.h: Include options.h.
1244 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
1245 dependancies for diagnostic.h.
1246 * Makefile.in (DIAGNOSTIC_H): Add options.h.
1248 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
1250 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
1251 (ssa_ro_call_cache_valid): Ditto.
1252 * tree-ssa-alias.c (sort_tags_by_id): New function.
1253 (init_transitive_clobber_worklist): Ditto.
1254 (add_to_worklist): Ditto.
1255 (mark_aliases_call_clobbered): Ditto.
1256 (compute_tag_properties): Ditto.
1257 (set_initial_properties): Ditto.
1258 (compute_call_clobbered): Ditto.
1259 (compute_may_aliases): Call compute_call_clobbered and grouping.
1260 (compute_flow_sensitive_aliasing): Remove clobbering related code.
1261 (compute_flow_insensitive_aliasing): Grouping now happens in our
1263 (setup_pointers_and_addressables): Remove clobbering related code.
1264 (add_may_alias): Ditto.
1265 (replace_may_alias): Ditto.
1266 (get_nmt_for): Ditto.
1267 (create_global_var):
1268 (is_escape_site): Return an escape_type enumeration.
1269 * tree-flow-inline.h (is_call_clobbered): Global var does not
1270 imply call clobbered.
1271 (mark_call_clobbered): Take a reason for marking this. Remove
1272 marking of globalness, and cache invalidation.
1273 (clear_call_clobbered): Remove cache invalidation code.
1274 * tree-dfa.c (dump_variable): If details is on, dump the reason
1276 * tree-outof-ssa.c (create_temp): Copy escape mask from original
1278 * tree-flow.h (struct ptr_info_def): Add escape mask member.
1279 (struct var_ann_d): Ditto.
1280 (enum escape_type): New.
1281 (mark_call_clobbered): Adjust prototype.
1282 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
1283 are never call clobbered.
1284 Record reasons for escaping.
1285 * tree-ssa-structalias.h (is_escape_site): Update prototype.
1286 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
1287 (ssa_ro_call_cache_valid): Ditto.
1288 (clobbered_v_may_defs): Ditto.
1289 (clobbered_vuses): Ditto.
1290 (ro_call_vuses): Ditto.
1291 (clobber_stats): New.
1292 (init_ssa_operands): Zero out clobber stats.
1293 (fini_ssa_operands): Print out clobber stats.
1294 (get_call_expr_operands): Pass callee fndecl to
1296 (add_call_clobber_ops): Remove use of cache.
1297 Add use of PURE_CONST information.
1298 (add_call_read_ops): Remove use of cache.
1299 Add use of static not_read information.
1301 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
1303 Introduce TLS descriptors for i386 and x86_64.
1304 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
1305 (TARGET_ANY_GNU_TLS): New macro.
1306 (enum tls_dialect): Added TLS_DIALECT_GNU2.
1307 (struct machine_function): Add tls_descriptor_call_expanded_p.
1308 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
1309 (ix86_current_function_calls_tls_descriptor): Likewise.
1310 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
1311 (override_options): Introduce gnu2 tls dialect.
1312 (ix86_frame_pointer_required): Functions containing TLSCALLs are
1314 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
1316 (legitimize_tls_address): Adjust logic for GNU2 TLS.
1317 (ix86_init_machine_status): Initialize new field.
1318 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
1319 (ix86_tls_module_base): New.
1320 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
1321 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
1322 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
1323 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
1324 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
1325 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
1326 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
1327 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
1328 * config/i386/predicates.md (tls_modbase_operand): New.
1329 (tp_or_register_operand): New.
1331 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
1333 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
1334 (look_for_address_of): Ditto.
1335 (ipa_init): Walk the function decls.
1336 (static_execute): Don't set readonly on FUNCTION_DECL's.
1338 2006-01-18 Roger Sayle <roger@eyesopen.com>
1340 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
1341 for shifts where the source and destination registers are different.
1343 2006-01-18 Paul Brook <paul@codesourcery.com>
1345 Merge from csl-arm-branch.
1346 2005-03-14 Julian Brown <julian@codesourcery.com>
1347 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
1348 (aeabi_llsl): Likewise.
1349 (ashrdi3): Likewise.
1350 (aeabi_lasr): Likewise.
1351 (lshrdi3): Likewise.
1352 (aeabi_llsr): Likewise.
1353 2005-03-10 Julian Brown <julian@codesourcery.com>
1354 * config.gcc: Disable shared libgcc for SymbianOS.
1355 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
1357 2006-01-18 DJ Delorie <dj@redhat.com>
1359 * c-pragma.c (handle_pragma_diagnostic): New.
1360 (init_pragma): Register it.
1361 * doc/extend.texi: Document it.
1363 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
1364 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
1365 (diagnostic_context): Add classify_diagnostic[].
1366 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
1367 as errors if they're overridden to DK_WARNING.
1368 (diagnostic_initialize): Initialize classify_diagnostic[].
1369 (diagnostic_set_kind_override): New.
1370 (diagnostic_report_diagnostic): Check for kind changes.
1371 * opts.c (common_handle_option): Take lang_mask. Update callers.
1373 * common.opt (Werror=): New.
1374 * doc/invoke.texi: Document -Werror=*
1376 2006-01-18 Jeff Law <law@redhat.com>
1378 * tree-vrp.c (test_for_singularity): Correct test for new
1379 min limit. Use operand_equal_p rather than pointer equality
1380 for testing if new min/max values are equal.
1382 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
1383 using range information until after propagation and folding.
1385 2006-01-18 Richard Henderson <rth@redhat.com>
1386 Aldy Hernandez <aldyh@redhat.com>
1387 Jakub Jelinek <jakub@redhat.com>
1388 Diego Novillo <dnovillo@redhat.com>
1390 * omp-low.c: New file.
1391 * c-omp.c: New file.
1393 2006-01-18 Richard Henderson <rth@redhat.com>
1394 Jakub Jelinek <jakub@redhat.com>
1395 Diego Novillo <dnovillo@redhat.com>
1397 * doc/invoke.texi: Document -fopenmp.
1398 * tree-dump.h (debug_function): Declare.
1399 * hooks.c (hook_bool_tree_bool_false): New function.
1400 (hook_tree_tree_null): Remove.
1401 (hook_tree_tree_tree_null): New.
1402 * hooks.h: Update to match.
1403 * tree-pretty-print.c (debug_tree_chain): New.
1404 (print_generic_expr): Handle TDF_CHAIN.
1405 (dump_generic_node): Handle BLOCK.
1406 Do not abort with incomplete SWITCH_EXPRs.
1407 Do not dump body of an OpenMP directive if TDF_SLIM is given.
1408 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
1409 print space after directive name.
1410 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
1411 Handle OMP_MASTER and OMP_ORDERED.
1412 Handle printing of OMP_BODY just in one place, goto
1413 dump_omp_body in the rest of OMP_* nodes that have
1415 Don't handle clause nodes here. Update omp statements to
1416 use dump_omp_clauses.
1417 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
1418 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
1419 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
1420 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
1421 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
1422 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
1423 Adjust output for GOMP_PARALLEL.
1424 (dump_omp_clauses): New.
1425 (print_declaration): Dump DECL_VALUE_EXPR.
1426 (op_symbol_1): Split out of op_symbol.
1427 (dumping_stmts): Remove. Update all users.
1428 * cgraph.c (cgraph_analyze_queue): New.
1429 (cgraph_add_new_function): New.
1430 * cgraph.h (cgraph_analyze_queue): Declare.
1431 (cgraph_add_new_function): Declare.
1432 (cgraph_lower_function): Remove.
1433 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
1434 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
1435 and TYPE_P nodes in its default clause.
1436 (empty_body_p): New.
1437 (tree_range_check_failed): New.
1439 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
1440 OMP_CLAUSE_REDUCTION_MERGE,
1441 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
1442 OMP_CLAUSE_PRIVATE_DEBUG,
1443 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
1444 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
1445 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
1446 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
1447 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
1448 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
1449 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
1450 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
1451 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1452 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1453 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
1454 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
1455 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
1456 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
1457 (TREE_RANGE_CHECK): New.
1458 (empty_body_p): Declare.
1459 (enum omp_clause_default_kind): New.
1460 (build_string_literal): Declare.
1461 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
1462 (build5_stat, build5): Declare.
1463 * tree-pass.h (TDF_CHAIN): Define.
1464 * tree-pass.h (PROP_gimple_lomp): Define.
1465 (pass_lower_omp): Declare.
1466 * diagnostic.h (debug_tree_chain): Declare.
1467 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
1469 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
1470 * builtins.c (build_string_literal): Make extern.
1471 * gcc.c (include_spec_function): New.
1472 (static_spec_functions): Add it.
1473 (main): Move load of libgomp.spec ...
1474 (LINK_COMMAND_SPEC): ... here.
1475 (link_gomp_spec): New.
1476 (static_specs): Include it.
1477 (LINK_COMMAND_SPEC): Add link_gomp.
1478 (GOMP_SELF_SPECS): New.
1479 (driver_self_specs): Include it.
1480 (switch_matches): Don't mark inline.
1481 (main): Load libgomp.spec.
1482 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
1483 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
1484 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
1485 * tree-gimple.h (enum omp_parallel): Declare.
1486 (determine_parallel_type): Declare.
1487 (omp_firstprivatize_variable): Declare.
1488 (omp_reduction_init): Declare.
1489 (diagnose_omp_structured_block_errors): Declare.
1490 (struct walk_stmt_info): Add want_return_expr.
1491 (struct walk_stmt_info): Add want_bind_expr, want_locations.
1492 (find_omp_clause): Declare.
1493 (insert_field_into_struct): Declare.
1494 (struct walk_stmt_info): Move from tree-nested.c
1495 (walk_stmts): Declare.
1496 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
1498 * cgraphunit.c (cgraph_lower_function): Make static.
1499 (cgraph_finalize_pending_functions): New.
1500 (cgraph_finalize_function): Call it.
1501 (cgraph_finalize_compilation_unit): Likewise.
1502 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
1503 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
1504 (BT_FN_UINT_UINT): New.
1505 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
1506 DEF_FUNCTION_TYPE_VAR_4): Document.
1507 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
1508 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
1509 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
1510 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
1511 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
1512 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
1513 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
1514 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
1515 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
1516 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
1517 into separate files.
1518 (DEF_GOMP_BUILTIN): New.
1519 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
1520 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
1521 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
1522 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
1523 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
1524 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
1525 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
1526 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
1527 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
1528 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
1529 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
1530 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
1531 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
1532 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
1533 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
1534 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
1535 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
1536 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
1537 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
1538 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
1539 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
1540 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
1541 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
1542 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
1543 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
1544 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
1545 * sync-builtins.def: New file, moved from builtins.def.
1546 * omp-builtins.def: New file, moved from builtins.def.
1547 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
1548 * gimple-low.c (lower_function_body): Clear data.
1549 (lower_stmt): Do not handle COMPOUND_EXPR.
1550 Remove call to print_node_brief.
1551 * c-tree.h (c_finish_omp_clauses): New prototype.
1552 (C_DECL_THREADPRIVATE_P): Define.
1553 (lookup_name_no_remap, c_omp_remap_private): Remove
1554 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
1555 (check_for_loop_decls): Update decl.
1556 (lookup_name_no_remap, c_omp_remap_private): Declare.
1557 (build_indirect_ref, build_modify_expr, pushdecl,
1558 pushdecl_top_level): Move to c-common.h.
1559 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
1560 before the switch, but just in the 2 places that need it.
1561 * c-decl.c (diagnose_mismatched_decls): Do not check for
1562 mismatched thread-local attributes when OLDDECL is marked
1563 threadprivate and NEWDECL has no thread-local attributes.
1564 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
1565 (c_gimple_diagnostics_recursively): Rename from
1566 c_warn_unused_result_recursively. Invoke
1567 diagnose_omp_structured_block_errors.
1568 (check_for_loop_decls): Return a singular decl found.
1569 * langhooks.c (lhd_omp_predetermined_sharing): Return
1570 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
1571 (lhd_omp_firstprivatize_type_sizes): New.
1572 (lhd_omp_assignment): New.
1573 (lhd_omp_predetermined_sharing): New.
1574 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
1575 (struct lang_hooks_for_types): Add
1576 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
1577 omp_predetermined_sharing, omp_disregard_value_expr,
1578 omp_private_debug_clause, omp_clause_default_ctor,
1579 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
1580 (c_finish_omp_clauses): New.
1581 (c_finish_bc_stmt): Diagnose break within omp for.
1582 (c_begin_omp_parallel, c_finish_omp_parallel): New.
1583 (build_unary_op): Return error_mark after reporting
1585 (build_modify_expr): Likewise.
1586 * gimplify.c: Include optabs.h and pointer-set.h.
1587 (enum gimplify_omp_var_data): Declare.
1588 (struct gimplify_omp_ctx): Declare.
1589 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
1591 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
1592 (push_gimplify_context, pop_gimplify_context): Allow nesting.
1593 (splay_tree_compare_decl_uid): New.
1594 (new_omp_context): New.
1595 (delete_omp_context): New.
1596 (gimple_add_tmp_var): Call omp_add_variable.
1597 (gimplify_bind_expr): Likewise.
1598 (gimplify_var_or_parm_decl): If omp_notice_variable returned
1599 true, disregard DECL_VALUE_EXPR on the decl if any.
1600 (gimplify_expr_in_ctx): New.
1601 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
1602 omp_add_variable, omp_notice_variable, omp_is_private
1603 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
1604 gimplify_adjust_omp_clauses, gimplify_omp_parallel
1605 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
1606 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
1607 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
1608 gimplify_omp_atomic): New.
1609 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1610 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1611 OMP_CRITICAL and OMP_ATOMIC.
1612 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
1613 * c-pragma.h (enum pragma_kind): Add
1614 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
1615 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
1616 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
1617 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
1618 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
1619 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
1620 PRAGMA_OMP_THREADPRIVATE.
1621 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1622 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1623 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
1624 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
1625 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
1626 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
1627 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
1628 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
1629 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
1630 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
1631 * tree-ssa-dce.c (find_control_dependence): Do not assume that
1632 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
1633 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
1635 (struct nesting_info): Add field_map,
1636 suppress_expansion, debug_var_chain.
1637 (create_nesting_tree): Initialize them.
1638 (lookup_field_for_decl): Use field_map.
1639 (get_nonlocal_debug_decl, get_local_debug_decl): New.
1640 (convert_local_omp_clauses): New.
1641 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
1642 (walk_body): Split out of walk_function.
1643 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
1644 (convert_nonlocal_reference): Handle omp statements.
1645 (convert_local_reference): Likewise.
1646 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
1647 (unnest_nesting_tree): New.
1648 (lower_nested_functions): Call it.
1649 (insert_field_into_struct): Make extern.
1650 (struct walk_stmt_info): Move to tree-gimple.h.
1651 (walk_stmts): Make extern.
1652 * omp-builtins.def: New file.
1653 * tree-iterator.c (expr_only): Clarify comment.
1654 * c-common.h (pushdecl_top_level, pushdecl,
1655 build_modify_expr, build_indirect_ref,
1656 c_finish_omp_master, c_finish_omp_critical,
1657 c_finish_omp_ordered, c_finish_omp_barrier,
1658 c_finish_omp_atomic, c_finish_omp_flush,
1659 c_finish_omp_for, c_split_parallel_clauses,
1660 omp_clause_default_kind, c_omp_sharing_predetermined,
1661 c_omp_remap_decl): Declare.
1662 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
1663 (OBJS-common): Add omp-low.o.
1664 (c-omp.o, omp-low.o): Add.
1665 (gimplify.o): Add dependency on $(OPTABS_H).
1666 (GTFILES): Add omp-low.c.
1667 (gt-stringpool.h): Add.
1668 * tree-cfg.c (set_bb_for_stmt): Do not update the
1669 block-to-labels map if we are currently expanding to RTL.
1670 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
1672 Handle IDENTIFIER_NODE.
1673 (tree_verify_flow_info): Do not ICE when emitting error
1674 messages about invalid labels.
1675 (dump_function_to_file): Reset CFUN before emitting the body
1677 (debug_function): New.
1678 * passes.c (init_optimization_passes): Schedule
1680 * langhooks-def.h (lhd_omp_predetermined_sharing,
1681 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
1683 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
1684 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
1685 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
1686 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
1687 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
1688 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
1689 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
1690 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
1691 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
1692 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
1693 (LANG_HOOK_DECLS): Use them.
1695 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
1696 Richard Henderson <rth@redhat.com>
1697 Jakub Jelinek <jakub@redhat.com>
1698 Diego Novillo <dnovillo@redhat.com>
1700 * c-parser.c (pragma_omp_clause): Define.
1701 (c_parser_declaration_or_fndef): Document OpenMP syntax.
1702 (c_parser_compound_statement): Likewise.
1703 (c_parser_statement): Likewise.
1704 (c_parser_pragma): Handle omp pragmas.
1705 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
1706 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
1707 (c_parser_omp_clause_name, check_no_duplicate_clause,
1708 c_parser_omp_variable_list,
1709 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
1710 c_parser_omp_clause_copyprivate,
1711 c_parser_omp_clause_default,
1712 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
1713 c_parser_omp_clause_lastprivate,
1714 c_parser_omp_clause_nowait,
1715 c_parser_omp_clause_num_threads,
1716 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
1717 c_parser_omp_clause_reduction,
1718 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
1719 c_parser_omp_all_clauses, c_parser_omp_structured_block,
1720 c_parser_omp_atomic, c_parser_omp_barrier,
1721 c_parser_omp_critical, c_parser_omp_flush,
1722 c_parser_omp_for_loop, c_parser_omp_for,
1723 c_parser_omp_master, c_parser_omp_ordered,
1724 c_parser_omp_sections_scope, c_parser_omp_sections,
1725 c_parser_omp_parallel, c_parser_omp_single,
1726 c_parser_omp_construct, c_parser_omp_threadprivate): New.
1727 * c-pragma.c (init_pragma): Do omp pragma registration here.
1728 * c.opt (fopenmp): New flag.
1730 2006-01-18 Eric Christopher <echristo@apple.com>
1732 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
1733 * config/darwin.h (GOMP_SELF_SPECS): Define.
1735 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1737 * rtl.h: Remove the prototype for reg_alloc.
1739 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1742 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
1743 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
1744 sjlj and dwarf2 exception handling.
1745 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
1746 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
1747 * pa/pa.c (function_value): Treat complex and vector types as
1749 (function_arg): Likewise. Only pass scalar floats in the floating
1750 point argument registers.
1751 * pa/t-slibgcc-dwarf-ver: New file.
1752 * pa/t-slibgcc-sjlj-ver: New file.
1753 * pa/t-slibgcc-elf-ver: Delete file.
1755 2006-01-19 Alan Modra <amodra@bigpond.net.au>
1757 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
1758 unlikely_test_section_p test.
1760 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1762 * mode-switching.c (optimize_mode_switching): Make it static.
1763 * basic-block.h: Remove the prototype for
1764 optimize_mode_switching.
1766 * modulo-sched.c (sms_schedule): Make it static.
1767 * rtl.h: Remove the prototype for sms_schedule.
1769 * postreload-gcse.c (gcse_after_reload_main): Make it static.
1770 * rtl.h: Remove the prototype for gcse_after_reload_main.
1772 * reg-stack.c (reg_to_stack): Make it static.
1773 * rtl.h: Remove the prototype for reg_to_stack.
1775 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
1777 * rtl.h: Remove the prototypes for regrename_optimize and
1778 copyprop_hardreg_forward.
1780 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
1782 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
1783 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
1784 Test against the appropriate null constant for the mode.
1785 If 'fixup_overlap' is true, swap the operands if they overlap.
1786 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
1787 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
1788 alpha_split_tmode_pair and adjust for above change.
1789 * config/alpha/alpha.md (movtf_internal): Adjust call to
1790 alpha_split_tfmode_pair and rely on it to swap the operands.
1791 (movti_internal): New insn and post-reload splitter.
1792 (movti): New expander.
1794 2006-01-18 Philippe De Muyter <phdm@macqel.be>
1796 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
1799 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1801 * rtlanal.c (global_reg_mentioned_p_1,
1802 global_reg_mentioned_p): Remove.
1803 * rtl.h: Remove the prototype for global_reg_mentioned_p.
1805 * flow.c (initialize_uninitialized_subregs): Make it static.
1806 * rtl.h: Remove the prototype for
1807 initialize_uninitialized_subregs.
1809 * function.c (instantiate_virtual_regs): Make it static.
1810 * function.h: Remove the prototype for
1811 instantiate_virtual_regs.
1813 * regmove.c (regmove_optimize, combine_stack_adjustments):
1815 * rtl.h: Remove the prototypes for regmove_optimize and
1816 combine_stack_adjustments.
1818 2006-01-17 Roger Sayle <roger@eyesopen.com>
1820 * config/i386/i386.c (COSTS_N_BYTES): New macro.
1821 (size_cost): Encode costs in bytes so that a reg-reg addition is
1822 equivalent to COSTS_N_INSNS(1).
1823 (override_options): Use the size_cost.branch_cost as the default
1824 ix86_branch_cost when optimizing for size.
1826 2006-01-18 Ben Elliston <bje@au.ibm.com>
1828 * Makefile.in (D32PBIT_FUNCS): New.
1829 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
1830 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
1831 D64PBIT_FUNCS and D128PBIT_FUNCS.
1832 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
1833 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
1835 (decnumber_dep): Define.
1836 * doc/libgcc.texi (Decimal float library routines): New node.
1837 * config/dfp-bit.h, config/dfp-bit.c: New files.
1839 2006-01-18 Ben Elliston <bje@au.ibm.com>
1841 * expr.c (emit_move_change_mode): Always adjust addresses, not
1842 just during reload. Copy replacements only during reload.
1843 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
1844 emit_move_via_integer.
1846 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
1848 * Makefile.in (check-%, check-consistency): Use $${srcdir}
1849 instead of $(srcdir) and ${srcdir}.
1851 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
1855 * arm.h (struct machine_function): Add pic_reg.
1856 * arm.c (arm_pic_register): Make unsigned.
1857 (arm_override_options): Only set arm_pic_register if
1858 TARGET_SINGLE_PIC_BASE.
1859 (use_return_insn): Only test for a pic register if it is fixed.
1860 (arm_compute_save_reg0_reg12_mask): Likewise.
1861 (thumb_compute_save_reg_mask): Likewise.
1862 (legitimate_pic_operand): Factor out some known invariants.
1863 (legitimize_pic_address): If we don't have a fixed pic register,
1864 then set up a pseudo in the function entry sequence. Handle the
1865 pic base being in a pseudo.
1866 (arm_load_pic_register): Handle the pic register being in a pseudo.
1867 (arm_expand_prologue): Only set up the pic register if it is fixed.
1868 (thumb_expand_prologue): Likewise.
1869 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
1870 (pic_load_addr_based_insn): Likewise.
1871 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
1874 2006-01-18 Ben Elliston <bje@au.ibm.com>
1876 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
1877 decimal float modes for all floating point registers.
1879 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
1880 match_code "mem" with match_test "macho_lo_sum_memory_operand".
1882 2006-01-17 Jakub Jelinek <jakub@redhat.com>
1885 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
1886 even when the pointer is not NULL.
1888 2006-01-16 Ian Lance Taylor <ian@airs.com>
1890 * common.opt (ftoplevel-reorder): New option.
1891 * cgraph.c (cgraph_asm_nodes): New global variable.
1892 (cgraph_asm_last_node): New static variable.
1893 (cgraph_order): New global variable.
1894 (cgraph_create_node): Set new order field.
1895 (cgraph_varpool_node): Likewise.
1896 (decide_is_variable_needed): Return true if not
1897 flag_toplevel_reorder.
1898 (cgraph_add_asm_node): New function.
1899 * cgraph.h (struct cgraph_node): Add order field.
1900 (struct cgraph_varpool_node): Add order field.
1901 (struct cgraph_asm_node): Define.
1902 (cgraph_asm_nodes, cgraph_order): Declare.
1903 (cgraph_add_asm_node): Declare.
1904 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
1906 (cgraph_varpool_assemble_pending_decls): Call it.
1907 (cgraph_output_pending_asms): New static function.
1908 (cgraph_finalize_compilation_unit): Call it.
1909 (struct cgraph_order_sort): Define.
1910 (cgraph_output_in_order): New static function.
1911 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
1912 !flag_toplevel_reorder case.
1913 * c-parser.c: Include "cgraph.h".
1914 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
1916 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
1917 than -fno-unit-at-a-time.
1918 * doc/invoke.texi (Option Summary): Mention
1919 -fno-toplevel-reorder.
1920 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
1921 -funit-at-a-time documentation.
1923 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
1924 Kazu Hirata <kazu@codesourcery.com>
1926 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
1928 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
1930 * Makefile.in (FUNCTION_H): New. Use it instead of
1931 function.h throughout the file.
1932 * function.h: Include tree.h.
1934 2006-01-17 Ben Elliston <bje@au.ibm.com>
1936 * recog.c: Separate some functions with whitespace.
1938 2006-01-16 Richard Henderson <rth@redhat.com>
1940 Merge from gomp branch:
1941 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
1942 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
1943 and rename from struct inline_data. Rename callee* to dst*;
1944 caller* to src*; add copy_decl hook, transform_call_graph_edges,
1945 transform_new_cfg, transform_return_to_modify, and
1946 transform_lang_insert_block flags; remove cloning_p, versioning_p,
1948 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
1949 (copy_decl_for_dup): Remove.
1950 * tree-inline.c (struct inline_data): Move to header.
1951 (insert_decl_map): Export.
1952 (remap_decl): Update for member name changes. Use copy_decl hook.
1953 Allow for replacement to be a non-decl. Remove dead code.
1954 (remap_type_1): Check for existing mapping.
1955 (remap_type): Export.
1956 (remap_decls): Update for member name changes.
1957 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
1958 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
1959 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
1960 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
1961 (tree_function_versioning, build_duplicate_type): Likewise.
1962 (copy_body_r): Likewise. Export.
1963 (copy_decl_for_dup): Split into ...
1964 (copy_decl_for_dup_finish, copy_decl_to_var,
1965 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
1966 (replace_ref_tree, inlining_p): Remove.
1968 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1970 * ifcvt.c (if_convert): Make it static.
1971 * rtl.h: Remove the prototype for if_convert.
1973 * local-alloc.c (local_alloc): Make it static.
1974 * rtl.h: Remove the prototype for local_alloc.
1976 * loop.c (loop_optimize): Make it static.
1977 * cfgloop.h: Remove the prototype for loop_optimize.
1980 2006-01-16 DJ Delorie <dj@redhat.com>
1982 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
1985 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1987 * pa.md: Disparage copies between general and floating-point registers
1988 in 32-bit move patterns.
1990 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
1993 * Makefile.in (check-%): Depend on site.exp instead of
1994 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
1997 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1999 * global.c (global_alloc): Make it static.
2000 * rtl.h: Remove the prototype for global_alloc.
2002 2006-01-16 Richard Guenther <rguenther@suse.de>
2004 * tree-ssa-alias.c (struct used_part): Add write_only field.
2005 (get_or_create_used_part_for): Initialize it to true.
2006 (create_overlap_variables_for): Don't create structure variables
2007 for structures that only are written to.
2008 (find_used_portions): Handle MODIFY_EXPR to track whether a
2009 structure is only written to.
2011 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2013 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2015 * basic-block.h: Remove the prototype for
2016 partition_hot_cold_basic_blocks.
2018 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2020 * cppspec.c (lang_specific_spec_functions): Remove.
2021 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2022 * gcc.h (lang_specific_spec_functions): Remove.
2023 * gccspec.c (lang_specific_spec_functions): Remove.
2025 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2027 * combine.c (record_value_for_reg): Invalidate registers
2029 (record_dead_and_set_regs_1): Likewise, by passing them to
2030 record_value_for_reg.
2031 (record_dead_and_set_regs): Invalidate stores made by a
2032 call. We do not combine across a call, but we still
2033 relied on equivalences.
2035 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2037 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2038 vrp_int_const_binop returning non-constant nodes.
2040 2006-01-16 Paul Brook <paul@codesourcery.com>
2042 * config/m68k/m68k.c (output_move_const_into_data_reg):
2043 Output correct mnemonic for mvz and mvs.
2045 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2047 * rtl-factoring.c: Add sequence abstraction algorithm.
2048 * cfgcleanup.c (outgoing_edges_match): Extra checks.
2049 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
2051 (block_has_preserve_label): New function.
2052 * common.opt: Register new pass.
2053 * Makefile.in: Ditto.
2055 * timevar.def: Ditto.
2056 * tree-pass.h: Ditto.
2057 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
2058 * rtl.h (make_jump_insn_raw): Add forward decl.
2059 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
2061 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2062 Roger Sayle <roger@eyesopen.com>
2064 * fold-const.c (fold_minmax): New static function.
2065 (fold_binary) <MIN_EXPR>: Call it.
2066 <MAX_EXPR>: Likewise.
2067 * stor-layout.c (place_field): Use DECL_SIZE consistently
2068 in the computation of the new record size.
2070 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2072 * cse.c (cse_condition_code_reg): Make it static.
2073 * rtl.h: Remove the prototype for cse_condition_code_reg.
2075 * combine.c (combine_instructions): Make it static.
2076 * rtl.h: Remove the prototype for combine_instructions.
2078 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2081 * tree.c (get_file_function_name_long): Concatenate the first global
2082 object name with a string derived from the input filename of the object
2085 2006-01-16 Ben Elliston <bje@au.ibm.com>
2087 * config/i386/winnt-stubs.c: Update FSF address.
2088 * config/xtensa/ieee754-df.S: Ditto.
2089 * config/xtensa/ieee754-sf.S: Ditto.
2091 2006-01-14 Ian Lance Taylor <ian@airs.com>
2093 * ifcvt.c (noce_init_if_info): New static function, broken out of
2094 noce_process_if_block.
2095 (noce_process_if_block): Call noce_init_if_info.
2096 (check_cond_move_block): New static function.
2097 (cond_move_process_if_block): New static function.
2098 (process_if_block): Call cond_move_process_if_block.
2100 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
2102 * cselib.c (hash_table): Rename to cselib_hash_table.
2103 (cselib_clear_table, discard_useless_values,
2104 remove_useless_values, cselib_lookup_mem, cselib_lookup,
2105 cselib_init, cselib_finish): Adjust uses of hash_table.
2107 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
2109 PR tree-optimization/25485
2110 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
2111 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
2112 is known to be false and true, respectively.
2114 2006-01-14 Richard Guenther <rguenther@suse.de>
2116 PR tree-optimization/22548
2117 PR tree-optimization/22555
2118 PR tree-optimization/22501
2119 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
2120 * params.def (salias-max-array-elements): New parameter.
2121 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
2122 * doc/invoke.texi (salias-max-array-elements): Document.
2123 * tree-flow-inline.h (var_can_have_subvars): We also handle
2125 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
2127 * tree-ssa-structalias.c (params.h): Include.
2128 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
2129 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
2130 (get_constraint_for): For ADDR_EXPR operating on something
2131 containing an ARRAY_REF, add all subvars to the solution.
2132 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
2133 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
2134 for creating MUST_DEFs.
2135 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
2137 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
2139 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
2141 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
2142 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
2143 number_of_iterations_le): New functions.
2144 (number_of_iterations_special): Removed.
2145 (number_of_iterations_exit): Do not use number_of_iterations_special.
2146 * tree.c (unsigned_type_for): Always return integer type.
2148 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
2149 Richard Guenther <rguenther@suse.de>
2151 PR rtl-optimization/24257
2152 * gcse.c (find_moveable_store): Only consider a store movable
2153 when the SET_SRC of the insn can be assigned to a register.
2155 2006-01-14 Ian Lance Taylor <ian@airs.com>
2157 * tree.c (tree_not_class_check_failed): New function.
2158 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
2159 (tree_not_class_check_failed): Declare.
2161 2006-01-13 Ian Lance Taylor <ian@airs.com>
2163 * reload1.c (do_output_reload): Add assertion rejecting a
2166 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
2168 * combine.c (struct reg_stat): Add new fields truncation_label and
2170 (record_value_for_reg): Reset truncated_to_mode.
2171 (record_truncated_value): New function.
2172 (check_promoted_subreg): Call it. Rename to check_conversions.
2173 (combine_instructions): Rename check_promoted_subreg to
2175 (reg_truncated_to_mode): New function.
2176 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
2177 (gen_lowpart_or_truncate): New function.
2178 (force_to_mode): Use it instead of gen_lowpart.
2180 2006-01-13 Diego Novillo <dnovillo@redhat.com>
2182 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
2183 VAR is a tag, not its type tag.
2185 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
2187 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
2188 alternatives to match style of other entries.
2189 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
2191 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
2193 PR tree-optimization/25771
2194 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
2197 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
2200 * tree-inline.c (declare_return_variable): If the return variable
2201 was marked as a non gimple complex, set the return slot variable
2202 to be a non gimple comple variable.
2204 2006-01-13 Richard Guenther <rguenther@suse.de>
2206 * builtins.c (expand_builtin_sincos): New function.
2207 (expand_builtin_mathfn_3): Remove dead code, sin and cos
2209 (expand_builtin): Expand sincos using expand_builtin_sincos.
2211 2006-01-12 DJ Delorie <dj@redhat.com>
2213 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
2214 shift counts, separate SI shifts for m32c vs m16c, pass shift type
2215 so that constant shifts can be split.
2216 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
2217 (m32c_valid_pointer_mode): Make static.
2218 (shift_gen_func_for): New.
2219 (m32c_prepare_shift): Use it. Split large const shifts into
2221 * config/m32c/predicates.md (shiftcount_operand): Allow more
2223 (longshiftcount_operand): New.
2224 * doc/md.texi (Machine Constraints): Document In6.
2226 2006-01-13 Ben Elliston <bje@au.ibm.com>
2228 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
2229 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
2232 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
2234 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
2235 to try to avoid clobbering pieces of structures when we know
2236 something about the whole structure.
2237 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
2239 2006-01-13 Ben Elliston <bje@au.ibm.com>
2241 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
2242 return in memory, as this is no limitation is no longer present.
2244 2006-01-12 DJ Delorie <dj@redhat.com>
2246 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
2247 mova with fb, and for fb+0 -> An.
2249 * config/m32c/mov.md (peephole2): Fix enabling logic.
2251 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
2252 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
2253 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
2254 FINI_ARRAY_SECTION_ASM_OP): Define.
2256 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
2258 (m32c_legitimize_reload_address): New logic to reload FB to An.
2259 (m32c_output_reg_push): Add newline.
2260 (m32c_output_reg_pop): Likewise.
2262 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
2264 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
2266 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
2268 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
2270 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2272 * config/sh/predicates.md (sh_rep_vec): Add parallel to
2275 2006-01-11 Ben Elliston <bje@au.ibm.com>
2277 * rtlanal.c (find_reg_note): Assert insn is not null.
2279 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2281 * df-scan.c (df_hard_reg_init): Move declaration of i outside
2284 2006-01-11 Jeff Law <law@redhat.com>
2286 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
2288 (mark_threaded_blocks, register_jump_thread): New functions.
2289 (thread_through_all_blocks): Remove unwanted argument. No
2290 longer rely on e->aux to communicate thread target info.
2291 Call mark_threaded_blocks. Release the threaded_blocks
2292 bitmap and threaded_edges vector when complete.
2293 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
2294 (threaded_blocks): Remove.
2295 (tree_ssa_dominator_optimize): Remove initialization and
2296 finalization of threaded_blocks. Simplify call to
2297 thread_through_all_blocks.
2298 (thread_across_edge): Call register_jump_thread rather than
2299 storing thread information into e->aux.
2300 (free_all_edge_infos): Simplify now that e->aux is no longer
2301 used to communicate with thread_through_all_blocks.
2302 * tree-flow.h (thread_through_all_blocks): Update prototype.
2303 (register_jump_thread): Prototype.
2305 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2307 * df-core.c (df_compact_blocks, df_bb_replace): Use
2308 SET_BASIC_BLOCK instead of BASIC_BLOCK.
2310 2006-01-11 Richard Guenther <rguenther@suse.de>
2312 PR tree-optimization/25734
2313 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
2314 stop propagation after successful propagation to the LHS.
2316 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
2318 * basic-block.h (control_flow_graph): Change the type of
2319 x_basic_block_info to VEC(basic_block,gc) *.
2320 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
2322 (SET_BASIC_BLOCK): New.
2323 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
2324 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
2325 * cfgbuild.c (find_basic_blocks): Likewise.
2326 * cfglayout.c (fixup_reorder_chain): Likewise.
2327 * cfgrtl.c (create_basic_block_structure,
2328 rtl_create_basic_block): Likewise.
2329 * ifcvt.c (find_if_case_1): Likewise.
2330 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
2333 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2335 * Makefile.in: Removed rotted odf.c entry.
2337 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
2340 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
2341 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
2342 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
2343 output pattern modifier, not %e.
2344 * config/cris/cris.c (cris_op_str): Update comment about pattern
2346 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
2347 before falling through into...
2348 <case 'E'>: Redefined from old 'e' case.
2350 2006-01-11 Jan Hubicka <jh@suse.cz>
2353 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
2355 2006-01-11 Jan Hubicka <jh@suse.cz>
2357 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
2358 * i386.c (x86_decompose_lea): Kill.
2359 (ix86_rtx_costs): Kill.
2361 2006-01-11 Jan Hubicka <jh@suse.cz>
2363 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
2364 * cgraph.h (cgraph_node): Add inline_decl.
2365 (cgraph_insert_node_to_hashtable): Declare.
2366 (save_inline_function_body): Declare.
2367 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
2369 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
2370 (cgraph_function_versioning): Update call of tree_function_versioning.
2371 (save_inline_function_body): New function.
2372 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
2373 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
2374 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
2375 (cgraph_default_inline_p): Likewise.
2376 (cgraph_decide_inlining_incrementally): Likewise.
2377 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
2378 (copy_bb): Kill saving; do updating of clones.
2379 (copy_cfg_body): Kill saving.
2380 (initialize_inlined-parameters): Likewise.
2381 (expand_call_inline): Likewise.
2383 (tree_function_versioning): New parameter "update_clones".
2384 (inlining_p): Kill saving.
2385 * tree-inline.h (tree_function_versioning): Update prototype.
2386 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
2389 2006-01-11 Ian Lance Taylor <ian@airs.com>
2391 * combine.c (struct undo): Remove is_int. Enumify types of undos.
2392 Allow undoing set of machine mode.
2393 (do_SUBST): Use enums instead of is_int.
2394 (do_SUBST_MODE): New function.
2395 (SUBST_MODE): New macro.
2396 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
2397 reg and trying to replace reg_regno_rtx with a new register.
2398 (undo_all): Use new enums, handle undoing a PUT_MODE change.
2399 (simplify_set): Use SUBST_MODE.
2400 (distribute_notes): Remove code that tried to update reg notes
2401 for regno_reg_rtx changes.
2403 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
2405 PR tree-optimization/23109
2406 PR tree-optimization/23948
2407 PR tree-optimization/24123
2409 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
2410 * tree-cfg.c (single_noncomplex_succ): New.
2411 * tree-flow.h (single_noncomplex_succ): Declare it.
2412 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2413 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2414 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
2415 insert_bb, register_division_in, insert_reciprocals,
2416 replace_reciprocal, free_bb): New.
2417 (execute_cse_reciprocals_1): Rewritten.
2418 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
2419 Do not commit any edge insertion. Always compute dominators and
2420 create the allocation pool.
2421 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
2422 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
2423 * targhooks.c (default_min_divistions_for_recip_mul): New.
2424 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
2425 * passes.c (init_optimization_passes): Run recip after tree loop
2427 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
2429 2006-01-11 Danny Berlin <dberlin@dberlin.org>
2430 Kenneth Zadeck <zadeck@naturalbridge.com>
2432 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
2433 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
2434 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
2435 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
2436 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
2437 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
2438 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
2439 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
2440 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
2441 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
2442 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
2443 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
2444 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
2445 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
2446 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
2447 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
2448 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
2449 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
2450 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
2451 DF_SCAN_POST_ALLOC): New macros.
2452 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
2453 df_free_bb_function, df_local_compute_function, df_init_function,
2454 df_dataflow_function, df_confluence_function_0,
2455 df_confluence_function_n, df_transfer_function,
2456 df_finalizer_function, df_free_function, df_dump_problem_function,
2457 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
2458 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
2459 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
2460 df_urec_bb_info, ) New types.
2461 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
2463 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
2464 df_analyze_simple_change_some_blocks,
2465 df_analyze_simple_change_one_block, df_compact_blocks,
2466 df_bb_replace, df_bb_regno_last_use_find,
2467 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
2468 df_insn_regno_def_p, df_find_def, df_find_use,
2469 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
2470 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
2471 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
2472 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
2473 debug_df_chain, df_get_dependent_problem, df_chain_create,
2474 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
2475 df_grow_bb_info, df_chain_dump, df_print_bb_index,
2476 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
2477 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
2478 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
2479 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
2480 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
2481 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
2482 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
2483 df_ref_remove, df_insn_refs_delete, df_refs_delete,
2484 df_reorganize_refs, df_set_state, df_hard_reg_init,
2485 df_read_modify_subreg_p) New public functions.
2486 * df-core.c: The core dataflow solver and glue routines for rtl
2488 (df_init, df_add_problem, df_set_blocks, df_finish,
2489 df_hybrid_search_forward, df_hybrid_search_backward,
2490 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
2491 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
2492 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
2493 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
2494 df_reg_defined, df_find_use, df_reg_used, df_dump,
2495 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
2496 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
2497 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
2498 debug_df_useno, reset_df_after_reload): New functions.
2499 * df-scan.c: The scanning fuctions, once in df.c, completely
2500 rewritten so that they now fully model the functionality of
2501 register usage at the backend.
2502 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
2503 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
2504 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
2505 df_grow_insn_info, df_rescan_blocks, df_ref_create,
2506 df_get_artificial_defs, df_get_artificial_uses,
2507 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
2508 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
2509 df_refs_delete, df_reorganize_refs, df_set_state,
2510 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
2511 df_def_record_1, df_defs_record, df_uses_record,
2512 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
2513 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
2514 df_record_exit_block_uses, df_hard_reg_init): New functions.
2516 * df-problems.c: Seven concrete dataflow problems that use the
2517 scanning in df-scan.c and are solved by the engine in df-core.c.
2518 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
2519 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
2520 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
2521 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
2522 df_ru_free_bb_info, df_ru_alloc,
2523 df_ru_bb_local_compute_process_def,
2524 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2525 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2526 df_ru_transfer_function, df_ru_free, df_ru_dump,
2527 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
2528 df_rd_free_bb_info, df_rd_alloc,
2529 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
2530 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
2531 df_rd_transfer_function, df_rd_free, df_rd_dump,
2532 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
2533 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
2534 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
2535 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
2536 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
2537 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
2538 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
2539 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
2540 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
2541 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
2542 df_urec_mark_reg_change, df_urec_check_earlyclobber,
2543 df_urec_mark_reg_use_for_earlyclobber,
2544 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2545 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2546 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2547 df_urec_dump, df_urec_add_problem, df_chain_alloc,
2548 df_chain_create_bb_process_use, df_chain_create_bb,
2549 df_chain_finalize, df_chain_free, df_chains_dump,
2550 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
2551 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
2552 df_reg_lifetime): New functions.
2553 * df.c: Deleted file.
2554 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
2555 consistent with new df api.
2556 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
2557 rest_of_handle_sms): Ditto.
2558 * web.c (unionfind_union, union_defs, entry_register, web_main):
2560 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
2561 invariant_expr_equal_p, find_defs, check_dependencies,
2562 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
2563 free_inv_motion_data, move_loop_invariants): Ditto.
2564 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
2565 Update dependencies.
2566 (odf.c): Added defective entry that was deleted later in day.
2567 * sched-deps.c (sched_analyze_1): Ditto.
2569 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2571 * tree-ssa-operands.c (get_expr_operands): Record addressable
2572 variables directly. Do not call add_stmt_operands for CONST_DECLs
2574 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
2575 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
2577 2006-01-11 Ben Elliston <bje@au.ibm.com>
2579 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
2580 function returns true in the positive case.
2582 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2585 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
2586 for SI, DI, SF and DF modes. Add alternatives to copy between
2587 general and floating point registers to the 32-bit patterns.
2588 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
2589 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
2590 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
2591 generating 64-bit code.
2592 * config/pa/pa.c (output_move_double): Handle copies between general
2593 and floating registers.
2595 2006-01-10 Stuart Hastings <stuart@apple.com>
2597 * config/i386/i386.md (set_got): Update.
2598 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
2599 (builtin_setjmp_receiver): Mach-O support.
2600 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
2601 (GOT_SYMBOL_NAME): Define.
2602 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2603 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
2604 * config/i386/i386.c (override_options): Revise for Darwin.
2605 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
2606 support. (darwin_x86_file_end): New. (output_set_got): Add label
2607 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
2608 * config/i386/i386-protos.h (output_set_got): Likewise.
2609 * config/darwin.c (machopic_legitimize_pic_address): Update
2612 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
2614 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
2615 when MODE isn't BLKmode.
2617 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2619 PR rtl-optimization/25367
2620 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
2622 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
2625 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
2626 for a negative bound.
2628 2006-01-10 Richard Guenther <rguenther@suse.de>
2630 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2631 Never override with anything constraint.
2633 2006-01-10 Jan Beulich <jbeulich@novell.com>
2635 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
2636 256 bits when optimize_size.
2638 2006-01-10 Jan Beulich <jbeulich@novell.com>
2640 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
2642 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
2643 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
2646 2006-01-10 Ben Elliston <bje@au.ibm.com>
2648 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
2650 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
2651 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2652 (USE_FP_FOR_ARG): Reject decimal float modes.
2653 (function_arg_advance): Likewise.
2654 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
2655 (rs6000_handle_altivec_attribute): Do not permit decimal floating
2656 point types in AltiVec vectors.
2657 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
2658 (rs6000_libcall_value): Likewise.
2660 2006-01-09 Bob Wilson <bob.wilson@acm.org>
2662 * config/xtensa/ieee754-df.S: New file.
2663 * config/xtensa/ieee754-sf.S: New file.
2664 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
2665 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
2666 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
2668 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
2670 * config/sh/predicates.md (binary_float_operator,
2671 binary_logical_operator, commutative_float_operator,
2672 equality_comparison_operator, greater_comparison_operator,
2673 less_comparison_operator, logical_operator,
2674 noncommutative_float_operator, shift_operator,
2675 symbol_ref_operand, unary_float_operator): Remove redundant
2678 2006-01-09 Jeff Law <law@redhat.com>
2680 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
2681 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
2682 now unused arguments. Callers updated.
2683 (eliminate_redundant_computations): Remove now unused arguments,
2685 (local_fold): Remove, no longer used.
2686 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
2688 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
2689 (simplify_cond): New function.
2690 (forward_propagate_into_cond): Call simplify_cond.
2692 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
2694 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
2695 (*vec_extractv2di_1_sse): New.
2697 2006-01-09 Ben Elliston <bje@au.ibm.com>
2699 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
2701 2006-01-08 Richard Guenther <rguenther@suse.de>
2703 * tree-ssa-structalias.c (get_constraint_for): Remove
2705 (get_constraint_for_component_ref): Likewise.
2706 (do_deref): Likewise.
2707 (get_constraint_for): Likewise.
2708 (do_structure_copy): Likewise.
2709 (handle_ptr_arith): Likewise.
2710 (find_func_aliases): Likewise. Remove unused need_anyoffset
2713 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
2714 Kaz Kojima <kkojima@gcc.gnu.org>
2716 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
2717 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
2718 (EXTRA_CONSTRAINT_C16): Remove.
2719 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
2720 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
2721 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
2722 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
2723 constants of SHmedia. Handle nested constant expressions of
2725 (andcosts): Fix the costs for SHmedia constants.
2726 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
2727 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
2728 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
2729 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
2730 (movv4hi_i, movv2si_i): Likewise.
2731 (movsi_const): Adjust the second operand of ior so to match with
2733 (movdi_const, movdi_const_32bit): Likewise.
2734 (movdi_const_16bit+1): Don't sign-extend LOW.
2735 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
2737 (*double_shori): Fix the split condition. Use GEN_INT instead
2738 of get_int_mode calls. Mask lower 16-bit of the argument of
2740 (sym2GOTPLT): Remove.
2741 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
2743 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
2744 instead of EXTRA_CONSTRAINT_C16.
2746 2006-01-07 Ian Lance Taylor <ian@airs.com>
2747 David Edelsohn <edelsohn@gnu.org>
2749 PR rtl-optimization/25662
2750 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
2751 for constant operands instead of simplify_gen_binary.
2752 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
2753 after trying simplify_binary_operation
2755 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
2757 * tree.c (iterative_hash_expr): Hash decls based on UID.
2759 2006-01-06 Eric Christopher <echristo@apple.com>
2761 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
2762 (TARGET_UNWIND_EMIT): Fix spelling.
2763 * target.h (gcc_target): Add except_table_label.
2764 * except.c (output_function_exception_table): Use.
2765 * varasm.c (default_emit_except_table_label): New.
2766 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
2768 (asm_out): Add here.
2769 * output.h (default_emit_except_table_label): Prototype.
2770 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
2771 * config/darwin.c (darwin_emit_except_table_label): Define.
2772 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
2774 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
2776 PR tree-optimization/18527
2777 * tree-ssa-loop-niter.c (number_of_iterations_cond,
2778 number_of_iterations_special, number_of_iterations_exit):
2779 Move base and step of an iv to a single structure. Add
2780 no_overflow flag, and use it in # of iterations analysis.
2781 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
2782 folded_casts argument.
2783 (simple_iv): Pass base and step in a structure. Set no_overflow
2785 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
2786 Evaluate expensiveness of computing # of iterations instead of
2787 the final expression.
2788 * tree-scalar-evolution.h (affine_iv): New structure.
2789 (simple_iv): Declaration changed.
2790 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
2791 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
2792 find_givs_in_stmt): Changed due to simple_iv change.
2794 2006-01-06 Jeff Law <law@redhat.com>
2797 * tree-cfg.c (bsi_replace): Rename final argument from
2798 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
2799 change (stmt -> orig_stmt).
2800 * tree-eh.c (verify_eh_throw_stmt_node): New function.
2801 (bsi_remove): Add new argument. Remove EH information
2803 (verify_eh_throw_table_statements): New function.
2804 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
2806 * tree-optimize.c (execute_free_cfg_annotations): Verify
2807 the EH throw statement table after removing annotations.
2808 * except.h (verify_eh_throw_table_statements): Prototype.
2809 * tree-flow.h (bsi_remove): Update prototype.
2810 * tree-vrp.c (remove_range_assertions): Add new argument to
2812 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
2813 * tree-complex.c (expand_complex_div_wide): Likewise.
2814 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
2815 * tree-tailcall.c (eliminate_tailcall): Likewise.
2816 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2817 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2818 * tree-nrv.c (tree_nrv): Likewise.
2819 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
2820 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
2821 (combine_blocks): Likewise.
2822 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
2823 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
2824 (cleanup_control_flow): Likewise.
2825 (remove_forwarder_block): Likewise.
2826 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2827 * tree-sra.c (sra_replace): Likewise.
2828 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
2829 (forward_propagate_single_use_vars): Likewise.
2830 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2831 * tree-inline.c (expand_call_inline): Likewise.
2832 * tree-vect-transform.c (vect_transform_loop): Likewise.
2833 * tree-outof-ssa.c (rewrite_trees): Likewise.
2834 * tree-cfg.c (make_goto_expr_edges): Likewise.
2835 (cleanup_dead_labels): Likewise.
2836 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
2837 (bsi_move_before, bsi_move_after): Likewise.
2838 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
2839 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
2841 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
2844 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
2846 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
2847 on non gimple variables. Also add checks at the top for decls and
2849 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
2851 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
2852 and IMAGPART_EXPR for creating MUST_DEFs.
2853 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
2854 and NAME_MEMORY_TAG separately from the DECLs.
2856 2006-01-06 Richard Guenther <rguenther@suse.de>
2858 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
2859 annotation, if necessary.
2860 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2861 redundant calls to update_stmt.
2862 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
2865 2006-01-05 Richard Henderson <rth@redhat.com>
2867 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
2869 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
2871 * c-typeck.c: Update copyright date.
2873 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
2875 * c-typeck.c (build_c_cast): Always warn when casting
2876 from a pointer to an integer of different size, even if
2877 the node was constant.
2879 2006-01-05 Richard Guenther <rguenther@suse.de>
2881 PR tree-optimization/22555
2882 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
2883 if one structure field is an array.
2884 * tree-ssa-operands.c (get_expr_operands): Continue scanning
2885 operands even if we found a subvar, but ignore VOPs in this
2887 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
2889 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
2891 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
2894 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
2896 2006-01-05 Richard Guenther <rguenther@suse.de>
2897 Diego Novillo <dnovillo@redhat.com>
2899 * tree-pass.h (TODO_remove_unused_locals): Define.
2900 * gimple-low.c (expand_var_p, remove_useless_vars,
2901 pass_remove_useless_vars): Remove. Update all users.
2902 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
2903 (remove_unused_locals): New function.
2904 * tree-flow.h (remove_unused_locals): Declare.
2905 * passes.c (execute_todo): Call remove_unused_locals if
2906 TODO_remove_unused_locals is set.
2907 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
2908 * tree-ssa-dce.c (pass_dce): Likewise.
2909 * tree-outof-ssa.c (pass_del_ssa): Likewise.
2911 2006-01-05 Richard Guenther <rguenther@suse.de>
2913 * tree-flow.h (struct fieldoff): Decompose field to
2914 type, size and decl.
2915 * tree-ssa-alias.c (create_sft): Take type as parameter.
2916 (create_overlap_variables_for): Store type, size and decl
2917 in the fieldoff structure.
2918 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
2920 (push_fields_onto_fieldstack): Likewise.
2921 (create_variable_info_for): Likewise. Use offset for the
2922 SFT name if the decl is not available.
2924 2006-01-04 Paul Brook <paul@codesourcery.com>
2926 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
2928 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
2930 * lambda-code.c (can_put_in_inner_loop): Relax
2932 (can_put_after_inner_loop): New function.
2933 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
2934 (perfect_nestify): Change to make copies and modify uses.
2936 2006-01-04 Richard Henderson <rth@redhat.com>
2938 Merge from gomp branch:
2939 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
2940 via integer constant.
2941 (pragma_lex): Remove.
2942 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
2943 rather than parsing it.
2944 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
2945 handle_pragma_extern_prefix): Add %< %> quotes.
2946 (registered_pragmas): New.
2947 (c_register_pragma_1): New.
2948 (c_register_pragma): Use it.
2949 (c_register_pragma_with_expansion): Likewise.
2950 (c_invoke_pragma_handler): New.
2951 (init_pragma): Use cpp_register_deferred_pragma directly for
2953 * c-pragma.h (enum pragma_kind): New.
2954 (pragma_handler): New.
2955 (c_invoke_pragma_handler): Declare.
2956 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
2958 * c-common.h (c_common_pch_pragma): Update decl.
2959 * Makefile.in (c-parser.o): Update dependencies.
2960 (GTFILES): Add c-pragma.h.
2961 * c-parser.c (struct c_token): Add pragma_kind.
2962 (struct c_parser): Add in_pragma.
2963 (c_lex_one_token): Always initialize keyword and pragma_kind.
2964 Extract data for CPP_PRAGMA.
2965 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
2966 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
2967 Don't allow CPP_PRAGMA_EOL if in_pragma.
2968 (c_parser_consume_pragma): New.
2969 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
2970 (c_parser_skip_to_end_of_parameter): Likewise.
2971 (c_parser_skip_to_end_of_block_or_statement): Likewise.
2972 (c_parser_skip_to_pragma_eol): New.
2973 (c_parser_external_declaration): Handle CPP_PRAGMA.
2974 (c_parser_compound_statement_nostart): Likewise.
2975 (c_parser_statement_after_labels): Likewise.
2976 (c_parser_pragma): New.
2977 (pragma_lex): Likewise.
2978 (c_parser_pragma_pch_preprocess): New.
2979 (c_parser_new): Merge into ...
2980 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
2982 2006-01-04 Jeff Law <law@redhat.com>
2985 * tree-cfg.c (bsi_replace): Remove the original statement
2986 from the EH throw statement table.
2988 2006-01-04 Jakub Jelinek <jakub@redhat.com>
2990 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
2991 make the prototype extern "C" and add throw ().
2994 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
2995 and pos non-negative and pos + len <= 32.
2996 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
2997 drop pos + len < HOST_BITS_PER_WIDE_INT test.
2998 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3001 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3002 as well as sizes not multiple of component size.
3005 * function.c (instantiate_expr): New function.
3006 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3007 walk its DECL_VALUE_EXPR with instantiate_expr.
3009 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3010 DW_OP_deref{,_size} if address isn't going to be added.
3012 2006-01-04 Ben Elliston <bje@au.ibm.com>
3014 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3015 * config/fp-bit.c: Likewise.
3017 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3019 * dominance.c: Add comment about why we use DFS numbering
3022 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3023 Richard Henderson <rth@redhat.com>
3025 Merge from gomp-branch:
3026 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3027 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3029 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3031 PR rtl-optimization/25578
3032 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3033 pass a parameter to simplify_shift_const if changing ASHIFTRT
3036 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3038 * builtins.c (get_builtin_sync_mem): New function.
3039 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3040 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3041 Call get_builtin_sync_mem to generate mem rtx.
3043 2006-01-03 Richard Guenther <rguenther@suse.de>
3046 * stmt.c (add_case_node): Make sure to clear overflow flags
3049 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3051 Merge from gomp-branch.
3052 * config/sparc/sync.md: New file.
3053 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
3054 UNSPECV_LDSTUB): New constants.
3055 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
3056 * config/sparc/predicates.md (memory_reg_operand): New predicate.
3057 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
3060 2006-01-03 Roger Sayle <roger@eyesopen.com>
3062 * combine.c (reg_subword_p): New predicate to test whether the
3063 destination of a set refers to a subword/piece of a register.
3064 (try_combine): Generalize the code to merge the setting of a
3065 pseudo to a constant followed by a set of a subword of that
3066 register to a constant.
3068 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
3070 * basic-block.h (control_flow_graph): Change the type of
3071 x_label_to_block_map to VEC(basic_block,gc) *.
3072 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
3073 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
3075 * tree-ssa-propagate.c (cfg_blocks): Change the type to
3076 VEC(basic_block,heap) *.
3077 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
3078 ssa_prop_fini): Adjust the uses of cfg_blocks.
3080 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
3082 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
3084 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
3085 hashing trees instead of a pointer hash.
3086 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
3087 compare for MEM_EXPR.
3089 PR rtl-optimization/25130
3090 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
3091 when comparing MEMs for GCSE
3093 2006-01-03 Ben Elliston <bje@au.ibm.com>
3095 * targhooks.h (default_decimal_float_supported_p): Declare.
3096 * targhooks.c (default_decimal_float_supported_p): Define.
3097 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
3098 `default_decimal_float_supported_p'.
3099 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
3101 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
3103 * combine.c (apply_distributive_law <SUBREG>): Check
3104 TRULY_NOOP_TRUNCATION.
3106 2006-01-02 Geoffrey Keating <geoffk@apple.com>
3108 * dwarf2out.c (have_switched_text_section): Delete.
3109 (have_multiple_function_sections): New.
3110 (have_location_lists): Make 'bool'.
3111 (add_AT_loc_list): Use 'true' not '1'.
3112 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
3113 (output_loc_list): Use have_multiple_function_sections.
3114 (output_ranges): Likewise.
3115 (dwarf2out_begin_function): Set have_multiple_function_sections if
3117 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
3118 Check function_section rather than DECL_SECTION_NAME.
3119 (dwarf2out_finish): Use have_multiple_function_sections.
3120 Don't clear have_location_lists.
3122 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
3123 Jan Hubicka <jh@suse.cz>
3125 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
3126 case of conditional jump jumping to the next instruction.
3127 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
3128 cases of conditional jump jumping to the next instruction.
3130 2006-01-02 Jan Hubicka <jh@suse.cz>
3132 * i386.c (*_cost): Add COSTS_N_INSNS.
3133 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
3135 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
3138 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
3140 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
3142 * config/arm/arm.c (all_fpus): Fix comment typo.
3143 * config/darwin.c: Likewise.
3144 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
3145 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
3146 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
3148 2006-01-01 David Edelsohn <edelsohn@gnu.org>
3150 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
3151 (rs6000_split_compare_and_swapqhi): New.
3152 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
3153 (sync_compare_and_swapqhi_internal): New.
3154 * config/rs6000/rs6000-protos.h: Declare.