1 2006-01-24 Richard Henderson <rth@redhat.com>
3 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
6 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
8 PR rtl-optimization/25890
9 PR rtl-optimization/25905
10 * combine.c (expand_compound_operation, expand_field_assignment):
11 Fail if the bitfield's final position is out of bounds.
13 2006-01-24 Ian Lance Taylor <ian@airs.com>
16 * cgraphunit.c (cgraph_output_in_order): Don't clear
17 cgraph_asm_nodes until after asm strings have been output.
19 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
21 * fix-header.c (read_scan_file): Add new parameter imultilib when
22 calling register_include_chains.
24 2006-01-23 Diego Novillo <dnovillo@redhat.com>
26 * omp-low.c: Update documentation.
28 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
29 Daniel Berlin <dberlin@dberlin.org>
33 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
34 return from the function.
36 2006-01-22 Zack Weinberg <zackw@panix.com>
38 * rtl.def (match_code): Add second argument.
39 * genpreds.c (write_extract_subexp): New function.
40 (write_match_code): Add path argument. Use write_extract_subexp.
41 (write_predicate_expr): Pass path to write_match_code.
42 (mark_mode_tests): MATCH_CODE applied to a subexpression does
43 not perform a mode test.
44 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
45 a subexpression does not constrain the top-level code set.
46 * read-rtl.c (read_rtx_variadic): New function.
47 (read_rtx_1): Use it; allow AND and IOR to be variadic.
48 * doc/md.texi: Document new notation.
49 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
50 (cmpsi_operand): ... here, using new notation.
52 2006-01-22 Zack Weinberg <zackw@panix.com>
54 * varray.c: Remove GENERATOR_FILE #ifdefs.
56 2006-01-22 Zack Weinberg <zackw@panix.com>
58 * genautomata.c (output_reserved_units_table): Emit nothing if
59 description->query_units_num is zero. Remove extra blank line.
60 (output_cpu_unit_reservation_p): Short circuit
61 if description->query_units_num is zero.
63 2006-01-22 Zack Weinberg <zackw@panix.com>
65 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
66 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
67 nor any of the random handful of variables that used to be necessary
68 when this program was linked with rtlanal.o. Prune set of forward
69 function declarations.
70 (struct attr_desc): Remove static_p field.
71 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
72 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
73 (attr_string): Do not read the character one past the length of
75 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
76 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
77 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
78 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
79 (make_automaton_attrs): New.
80 (main): Do not call into genautomata. Call local gen_bypass
81 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
82 Remove special case for insn_alts.
83 * genautomata.c: Include gensupport.h; not genattrtab.h nor
84 varray.h (leftover from previous change). Prune set of forward
85 function declarations. Remove state_alts fields from all
86 structures. Remove state_alts_table from struct automaton.
87 Make everything except main static. Do not maintain num_dfa_decls.
88 Do not maintain state_alts fields of various structures.
89 (process_decls): Don't validate condexp for dm_insn_reserv decls.
90 (add_arc): Remove state_alts argument. All callers updated.
91 (output_reserved_units_table): Emit #ifdef here...
92 (output_tables): ...not here. Don't generate state_alts tables.
93 (expand_automata): Don't generate attributes.
94 (write_automata): Don't generate state_alts functions.
96 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
97 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
98 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
99 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
100 (BYPASS_P_FUNC_NAME, output_state_alts_table)
101 (output_automata_list_state_alts_code, output_internal_state_alts_func)
102 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
103 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
105 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
106 * genattrtab.h: Delete file.
107 * Makefile.in (OBJS-common): Add insn-automata.o.
108 (insn-automata.o): New rule.
109 (simple_generated_c): Add insn-automata.c.
110 (build/genattrtab.o, build/genautomata.o): Update dependencies.
111 (genprogmd): Add automata.
112 (build/genattrtab): Needs no extra objects nor libraries.
113 (build/genautomata): Needs build/vec.o and -lm.
115 2006-01-22 Zack Weinberg <zackw@panix.com>
117 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
118 (output_dfa_max_issue_rate, locked_states_num): Delete.
119 (struct automaton): Add locked_states field.
120 (output_dead_lock_vect): Save number of locked states in
121 automaton->locked_states. If it is zero, don't print anything.
122 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
123 (output_internal_dead_lock_func): Only test the dead_lock_vect
124 for automata that have locked states.
125 (output_statistics): Always print the number of locked states for
126 each automaton. Calculate total number of locked states here.
127 (write_automata): Don't call output_dfa_max_issue_rate.
128 * genattrtab.c: Define length_unit_log as a const variable.
129 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
130 max_insn_queue_index const.
131 * final.c (length_unit_log): Declare const.
132 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
134 2006-01-22 Zack Weinberg <zackw@panix.com>
136 * genautomata.c: Include vec.h, not varray.h.
137 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
138 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
139 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
140 VEC_* macros operating on appropriately typed vectors, or to
141 malloced arrays when the size is known in advance. Const-ify
142 many char* variables and function arguments. No functional changes.
143 * Makefile.in (build/varray.o): Delete rule.
144 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
145 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
147 2006-01-22 Zack Weinberg <zackw@panix.com>
149 * gensupport.c: Define get_insn_name and record_insn_name here.
150 (read_md_rtx): Call record_insn_name as appropriate.
151 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
152 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
153 * genpreds.c, genrecog.c: Don't define get_insn_name nor
155 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
156 (BUILD_VARRAY): Delete.
157 (genprognormal): Rename genprogmd. Fold in all programs from
158 genprognoprint; also attrtab.
159 (build/genattrtab): Just mention genautomata.o and varray.o.
160 Reorganize a bit, add comments to make the categories clearer.
162 2006-01-22 Zack Weinberg <zackw@panix.com>
164 * genconditions.c (condition_table, add_condition): Delete.
165 (write_conditions): Don't emit n_insn_conditions nor
166 insn_elision_unavailable. Issue the gcc version #ifdef here,
167 inside the table, with no #else clause ...
168 (write_header): ...not here.
169 (write_writer): New function.
170 (main): Don't initialize condition_table. Use add_c_test.
172 * gensupport.c (init_md_reader_args_cb): Handle multiple input
173 files on the command line.
174 (maybe_eval_c_test): Don't check insn_elision_unavailable.
175 Return -1 if there is no entry in the table, don't abort.
176 (add_c_test, traverse_c_tests): New functions.
177 * gensupport.h (insn_elision_unavailable, insn_conditions)
178 (n_insn_conditions): Delete declarations.
179 (add_c_test, traverse_c_tests): Declare.
180 * read-rtl.c: Include gensupport.h.
181 (read_conditions): New function.
182 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
183 (read_rtx_1): If we get EOF when we were looking for an initial
184 open paren, return 0. Call read_conditions when appropriate.
185 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
186 dummy-conditions.o. Eliminate references to insn-conditions.o,
187 or change them to build/gencondmd.o, as appropriate. Remove
188 insn-constants.h from $(simple_generated_h) and insn-conditions.c
189 from $(simple_generated_c). For all files remaining in those
190 two lists, add insn-conditions.md to the generator command line.
191 Give insn-constants.h/s-constants their own rules. Add rules
192 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
193 (build/read-rtl.o): Depend on gensupport.h.
194 (genprognormal): Include preds.
195 (genprogearly): Rename genprognoprint; only difference is now that
196 they don't link with $(BUILD_PRINT).
197 * dummy-conditions.c: Delete.
199 2006-01-22 Zack Weinberg <zackw@panix.com>
201 * genextract.c: Don't include insn-config.h. Do include vec.h.
202 Declare vectors of int, char, and locstr.
203 (locstr): New typedef.
204 (struct extraction): Make all array fields into bare pointers.
205 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
206 (insn_code_number): Delete.
207 (accum_extract): New struct.
208 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
209 (gen_insn): Take insn_code_number as an argument. Use an
210 accum_extract structure instead of loading data directly into
211 a struct extraction, and having to know how big it might get.
212 (walk_rtx): Operate entirely on an accum_extract structure.
213 (print_path): Avoid unnecessary use of printf.
214 (print_header): New function, split out of main. Distinguish
215 more carefully between an unrecognizable insn and an insn that
216 has the code number of a define_expand.
217 (main): Pass insn_code_number to gen_insn. Call print_header
218 only after parsing. Avoid unnecessary use of printf.
219 * Makefile.in (build/vec.o): New rule.
220 (build/genextract): Depend on build/vec.o.
221 (build/genextract.o): Don't depend on insn-config.h.
223 2006-01-22 Zack Weinberg <zackw@panix.com>
225 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
226 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
227 practical. Eliminate per-generator-program link rules.
229 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
232 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
233 with a call expr to ...
234 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
236 2006-01-23 Richard Guenther <rguenther@suse.de>
238 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
239 before make_edge with conditional EDGE_TRUE_VALUE.
241 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
242 Jan Hubicka <jh@suse.cz>
243 Richard Guenther <rguenther@suse.de>
245 PR rtl-optimization/25654
246 * cfgexpand.c (aggregate_contains_union_type): New function.
247 (add_alias_set_conflicts): Call it. Make sure to add conflicts
248 for structure variables that contain a union type.
250 2006-01-23 Richard Sandiford <richard@codesourcery.com>
252 * gengtype.c (new_structure): Return the structure.
253 (create_option): Add an extra "next" argument.
254 (create_field): New function.
255 (adjust_field_rtx_def): Use create_option and create_field.
256 Remove a now-unnecessary call to find_structure.
257 (adjust_field_tree_def): Likewise.
258 (note_yacc_type): Remove an unnecessary call to find_structure.
259 * gengtype.h (new_structure): Return the structure.
260 (create_option): Add an extra argument.
261 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
262 (option): Adjust calls to create_option.
264 2006-01-22 David Edelsohn <edelsohn@gnu.org>
266 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
268 2006-01-22 Paul Brook <paul@codesourcery.com>
269 Peter Barada <peter@the-baradas.com>
271 * config/m68k/m68k.md: Add Coldfire FPU support.
272 Define FP mode macro and associated attributes.
273 Use it for float mode patterns.
274 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
275 (LIBCALL_VALUE): Use m68k_libcall_value.
276 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
277 (m68k_function_value): Ditto.
278 (emit_move_sequence): Ditto.
279 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
280 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
281 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
282 (MULTILIB_EXCEPTIONS): Ditto.
283 * config/m68k/m68k.opt: Add mcfv4e.
284 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
285 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
286 (m68k_output_function_prologue): Save ColdFire FPU registers.
287 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
288 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
289 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
290 ColdFire FPU registers.
291 (m68k_libcall_value, m68k_function_value): New functions.
292 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
293 (LIBCALL_VALUE): Use m68k_libcall_value.
294 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
295 (MASK_COLDFIRE): Add MASK_CFV4E.
296 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
297 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
298 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
299 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
300 (GO_IF_LEGITIMATE_ADDRESS): Use it.
301 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
302 * doc/invoke.tex: Document -mcfv4e on m68k.
304 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
306 * doc/contribute.texi: Change CVS to SVN and update the corresponding
309 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
312 * c-opts.c (c_common_handle_option): Don't include
313 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
314 * doc/invoke.texi (C++ Dialect Options): Document that
315 -Wnon-virtual-dtor is no longer included in -Wall.
317 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
319 * gcov.c (print_version), gcov-dump.c (print_version),
320 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
323 2005-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
325 * df-scan.c (problem_SCAN): Added NULL reset function.
326 (df_scan_reset_blocks): Added code to call reset block function
327 (df_bb_refs_delete) Fixed comment.
328 (df_insn_refs_delete): Made tolerant of deleting non existent info
329 for dataflow problems that need to be reset.
330 * df-core.c (df_set_blocks): Ditto.
331 * df.h (struct df_problem): Added reset_fun.
332 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
333 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
334 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
335 functions to clear out all references to def-use or use-def chains.
337 2006-01-21 Ben Elliston <bje@au.ibm.com>
339 * varasm.c (assemble_real): Initialise data array.
341 2006-01-20 Paul Brook <paul@codesourcery.com>
343 Merge from csl-arm-branch.
344 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
345 * config/arm/arm.md (movdi): Force operands[1] to a register
346 if we have a non-register source.
347 (*arm_movdi, *movdf_soft_insn): Require that one of the
348 operands be a register.
349 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
350 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
352 2006-01-20 DJ Delorie <dj@redhat.com>
354 * varasm.c (initialize_constant_valid_p): Allow pointers
355 initialized from integer constants of lesser precision.
356 (output_constant): Allow non-int-sized pointer modes to be
357 initialized from integer constants.
359 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
362 * cppdefault.h (struct default_include): Add multilib flag.
363 * cppdefault.c (cpp_include_defaults): Set it.
364 * c.opt (-imultilib): New option.
365 * c-opts.c (imultilib): New.
366 (c_common_handle_option): Handle -imultilib.
367 (c_common_post_options): Likewise.
368 * c-incpath.c (add_standard_paths, register_include_chains):
370 * c-incpath.h (register_include_chains): Add extra parameter.
371 * gcc.c (do_spec_1): Generate -imultilib option.
372 (The Specs Language): Update %I description.
373 (process_command): Update copyright notice.
374 * doc/cppopts.texi (-imultilib): Document.
375 * doc/invoke.texi (-imultilib): Include in option summary.
376 (%I): Update specs documentation.
378 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
380 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
382 2006-01-20 Richard Sandiford <richard@codesourcery.com>
384 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
387 2006-01-20 Richard Guenther <rguenther@suse.de>
388 Steven Bosscher <stevenb.gcc@gmail.com>
390 PR rtl-optimization/24626
391 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
392 EDGE_TRUE_VALUE if in RTL mode.
395 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
396 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
398 2006-01-20 Dirk Mueller <dmueller@suse.com>
401 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
402 instead of a special NOP marker.
403 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
405 * c-common.h (empty_body_warning): Add forward declaration.
406 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
407 Now uses IS_EMPTY_STMT() instead of special NOP markers.
409 2005-01-20 Paul Brook <paul@codesourcery.com>
411 * Makefile.in (lang_checks): Keep going if mkdir fails.
413 2005-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
415 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
416 be able to clean out basic block when not necessary.
417 (df_scan_free): Fixed to properly delete information if df is
418 unused before calling df_finish.
419 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
420 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
422 (df_bb_refs_delete): New function.
423 (df_refs_delete): Moved per block code to df_bb_refs_delete.
424 * df-core.c (df_set_blocks): Added code to properly clean out
425 unused blocks if they are not part of the blocks to consider.
426 Added additional null check.
427 (df_compact_blocks): Added basic block parameter to free_bb_fun to
428 be able to clean out basic block when not necessary
429 * df.h (df_free_bb_function): Ditto.
430 (df_bb_refs_delete): New function.
431 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
432 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
433 basic block parameter to be able to clean out basic block when not
435 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
436 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
437 Fixed to properly delete information if df is unused before
440 2005-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
442 PR rtl-optimization/25799
443 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
444 Corrected confluence operator to remove bits from op2 before oring
445 with op1 rather than removing bits from op1.
446 (df_ru_transfer_function): Corrected test on wrong bitmap which
447 caused infinite loop. Both of these problems were introduced in
448 the dataflow rewrite.
450 2006-01-19 DJ Delorie <dj@redhat.com>
452 * reload1.c (find_reload_regs): Note the details of reload
453 failures in the dump file.
454 (spill_failure): Likewise.
456 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
458 * loop-iv.c: Include df.h and hashtab.h.
459 (enum iv_grd_result): New enum.
460 (DF_REF_IV, DF_REF_IV_SET): New macros.
461 (struct biv_entry): New.
462 (df, bivs): New global variables.
463 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
464 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
466 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
467 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
468 analyzed_for_bivness_p, record_biv): New functions.
469 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
470 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
471 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
473 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
475 (iv_number_of_iterations): Use new interface to iv analysis.
476 * loop-unroll.c: Do not include varray.h.
477 (analyze_iv_to_split_insn): Use new interface to iv
479 * loop-unswitch.c (may_unswitch_on): Ditto.
480 * df.c (df_bitmaps_free): Only work for bbs for that structures are
482 (df_bb_modify): Realloc tables to the new index.
483 (df_find_use): New function.
484 * df.h (df_find_use): Declare.
485 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
487 * cfgloop.h (struct rtx_iv): Remove analysed field.
488 (iv_get_reaching_def): Removed.
489 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
490 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
491 (loop-iv.o): Add df.h and hashtab.h dependency.
492 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
494 2006-01-20 Alan Modra <amodra@bigpond.net.au>
496 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
498 (__floatundisf, __floatundidf): Likewise.
499 * libgcc2.h (IS_IBM_EXTENDED): Define.
501 2006-01-19 DJ Delorie <dj@redhat.com>
503 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
505 2006-01-19 Paul Brook <paul@codesourcery.com>
507 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
508 as nothrow when unwinding tables are disabled.
510 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
513 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
514 of bit-field" when in system header.
516 2006-01-19 DJ Delorie <dj@redhat.com>
518 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
519 the 16 bit shift limit of the m16c.
521 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
524 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
525 * config/i386/i386.c (output_set_got): Output the label if we have one
526 for the TARGET_DEEP_BRANCH_PREDICTION case.
528 2006-01-19 Jan Hubicka <jh@suse.cz>
529 H.J. Lu <hongjiu.lu@intel.com>
530 Evandro Menezes <evandro.menezes@amd.com>
532 * invoke.texi (generic): Document
534 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
535 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
536 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
537 (x86_use_incdec, x86_pad_returns): New variables
538 (TARGET_CPU_DEFAULT_generic): New constant
539 (TARGET_CPU_DEFAULT_NAMES): Add generic.
540 (enum processor_type): Add generic32 and generic64.
541 * i386.md (cpu attribute): Add generic32/generic64
542 (movhi splitter): Behave sanely when both partial_reg_dependency and
543 partial_reg_stall are set.
544 (K8 splitters): Enable for generic as well.
545 * predicates.md (incdec_operand): Use TARGET_INCDEC
546 (aligned_operand): Avoid memory mismatch stalls.
547 * athlon.md: Enable for generic64, new patterns for 128bit moves.
548 * ppro.md: Enable for generic32
549 * i386.c (generic64_cost, generic32_cost): New.
550 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
551 (x86_use_leave): Enable for generic64. (x86_use_sahf,
552 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
553 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
554 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
555 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
556 x86_partial_reg_dependency, x86_memory_mismatch_stall,
557 x86_accumulate_outgoing_args, x86_prologue_using_move,
558 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
559 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
561 (x86_use_incdec, x86_pad_returns): New.
562 (override_options): Add generic32 and generic64, translate "generic"
563 to generic32/generic64 and "i686" to "generic32", refuse
564 "generic32"/"generic64" as arch target.
565 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
566 (ix86_reorg): Honor PAD_RETURNS.
568 2006-01-19 Diego Novillo <dnovillo@redhat.com>
570 * tree-pretty-print.c (dump_generic_node): Handle
571 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
572 * cgraph.c (cgraph_expand_queue): Rename from
573 cgraph_analyze_queue. Update all users.
574 * cgraphunit.c (cgraph_assemble_pending_functions): Process
576 (cgraph_expand_all_functions): Likewise.
577 (cgraph_finalize_pending_functions): Remove. Update callers.
579 * tree.h (OMP_DIRECTIVE_P): Define.
580 (OMP_PARALLEL_FN): Define.
581 (OMP_PARALLEL_DATA_ARG): Define.
582 (OMP_SECTIONS_SECTIONS): Define.
583 * tree-pass.h (pass_expand_omp): Declare.
584 * omp-low.c (struct omp_region): Declare.
585 (struct omp_context): Remove fields 'parallel_type',
586 'parallel_start_ix' and 'parallel_start_additional_args'.
588 (struct omp_for_data): Rename from struct expand_omp_for_data.
589 (omp_regions): New static variable.
590 (root_omp_region): New static variable.
591 (find_omp_clause): Make static.
592 (is_in_combined_parallel_ctx): Remove.
593 (is_combined_parallel): New.
594 (extract_omp_for_data): Move earlier in the file.
595 (workshare_safe_to_combine_p): New.
596 (get_ws_args_for): New.
597 (determine_parallel_type): Move earlier in the file.
598 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
600 (omp_copy_decl): Likewise.
601 (create_omp_child_function): Likewise.
602 (lookup_omp_region): New.
603 (dump_omp_region): New.
604 (debug_omp_region): New.
605 (debug_all_omp_regions): New.
606 (new_omp_region): New.
607 (scan_omp_parallel): If parallel_nesting_level > 1, the
608 directive is nested within another parallel directive.
610 (scan_omp_for): Do not try to handle combined parallel+for
612 Remove FIXME comment.
613 (scan_omp_nested): Remove.
614 (scan_omp_1): Do not call scan_omp_nested when
615 parallel_nesting_level is > 1.
616 Do not change the DECL_CONTEXT of local variables found.
617 (lookup_decl_in_outer_ctx): New.
618 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
619 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
620 (lower_reduction_clauses): Rename from expand_reduction_clauses.
621 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
622 If CTX is nested, lookup VAR in the outer context when
623 building copy assignment.
624 (lower_send_clauses): Rename from expand_send_clauses.
625 If CTX is nested, lookup VAR in the outer context when
626 building copy assignments.
627 (lower_send_shared_vars): Rename from expand_send_shared_vars.
628 If CTX is nested, lookup VAR in the outer context when
629 building copy assignments.
630 (expand_parallel_call): Rename from build_parallel_call.
631 Handle combined parallel+workshare cases.
632 Re-implement to emit code into the CFG.
634 (expand_omp_parallel): Re-implement to emit code into the CFG.
635 Call move_sese_region_to_fn to outline the sub-graph
636 containing the parallel region.
637 (expand_omp_for_1): Remove.
638 (expand_omp_for_generic): Re-implement to emit code into the
640 (expand_omp_for_static_nochunk): Likewise.
641 (expand_omp_for_static_chunk): Likewise.
642 (expand_omp_for): Likewise.
643 (expand_omp_sections): Likewise.
644 (remove_exit_barriers): New.
645 (expand_omp_synch): New.
647 (build_omp_regions_1): New.
648 (build_omp_regions): New.
649 (execute_expand_omp): New.
650 (gate_expand_omp): New.
651 (pass_expand_omp): Define.
652 (lower_omp_sections): Rename from expand_omp_sections.
653 Set OMP_SECTIONS_SECTIONS.
654 (lower_omp_single_simple): Rename from expand_omp_single_simple.
655 (lower_omp_single_copy): Rename from expand_omp_single_copy.
656 (lower_omp_single): Rename from expand_omp_simple.
657 (lower_omp_master): Rename from expand_omp_master.
658 (lower_omp_ordered): Rename from expand_omp_ordered.
659 (lower_omp_critical): Rename from expand_omp_critical.
660 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
661 (lower_omp_for): Re-implement.
662 (lower_omp_parallel): Re-implement.
663 (lower_regimplify): Rename from expand_regimplify.
664 (lower_omp_1): Rename from expand_omp_1.
665 If there are syntax errors in the program, replace every
666 OpenMP directive with NOP.
667 Call lower_omp_* instead of expand_omp_*.
668 (lower_omp): Rename from expand_omp.
670 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
671 * tree-gimple.h (enum omp_parallel_type): Remove.
672 (gimple_boolify): Declare extern.
673 (find_omp_clause, determine_parallel_type): Remove.
675 * gimple-low.c (lower_omp_directive): New.
676 (lower_stmt): Call it.
677 (record_vars_into): Move from ...
678 (record_vars): ... here.
679 Call record_vars_into with current_function_decl.
681 * gimplify.c (struct gimplify_ctx): Remove fields
682 combined_pre_p and combined_ctxp. Update users.
683 (get_formal_tmp_var): Add documentation.
684 (gimple_boolify): Make extern.
685 (gimplify_expr_in_ctx): Remove. Update callers.
686 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
687 will always be a BIND_EXPR.
688 (gimplify_expr): Handle OMP_RETURN_EXPR.
689 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
690 (OMP_PARALLEL): Add 3 operands.
691 (OMP_SECTIONS): Add 1 operand.
692 (OMP_RETURN_EXPR): Define.
694 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
695 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
696 * tree-iterator.c (alloc_stmt_list): Assert that we are not
697 creating a circular free list.
698 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
700 * tree-flow.h (move_sese_region_to_fn): Declare.
701 (record_vars_into): Declare.
702 * tree-cfg.c (make_omp_sections_edges): New.
703 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
704 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
705 OMP_SECTIONS and OMP_SECTION.
706 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
707 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
708 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
709 (gather_blocks_in_sese_region): New.
710 (struct move_stmt_d): Declare.
712 (move_block_to_fn): New.
713 (move_sese_region_to_fn): New.
715 * passes.c (init_optimization_passes): Schedule
716 pass_expand_omp after pass_init_datastructures.
718 * tree-ssa-operands.c (get_expr_operands): Handle
719 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
720 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
722 2006-01-19 Jeff Law <law@redhat.com>
724 * tree-vrp.c (extract_range_from_assert): Refine the result range
725 if the variable referenced by the ASSERT_EXPR has a range and
726 either the tentative result range or the previous range is a
729 2006-01-19 Richard Sandiford <richard@codesourcery.com>
731 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
733 2006-01-19 Jan Hubicka <jh@suse.cz>
735 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
737 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
739 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
740 (expand_compound_operation, expand_field_assignment): Fail if the
741 bit lengths of an extract operation are out of range.
742 (make_extraction): Compute wanted_inner_mode based on the position
743 and length of the extraction. Make it extraction_mode for non-constant
744 positions, and do not modify offset in that case. When generating a
745 new MEM, use a mode that can hold the extraction while keeping correct
746 alignment. Remove code that supported MEMs wrapped by USEs.
747 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
749 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
751 * config/s390/s390.md ("Y", "y"): New mode attribute.
752 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
753 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
754 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
755 "*addsi3_imm_cc", "*addsi3_carry1_cc",
756 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
757 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
758 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
759 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
760 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
761 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
762 "addsi3", "subsi3"): Insn patterns removed.
763 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
764 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
765 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
766 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
767 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
768 "*sub<mode>3_cconly2"): New insn patterns.
769 ("addsi3", "subsi3"): New expanders.
771 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
773 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
774 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
775 existing STMT_VINFO_VECTYPE if available.
776 (vect_mark_relevant): Add special handling for stmts that are
777 marked as STMT_VINFO_IN_PATTERN_P.
778 (vect_analyze_loop): Call vect_pattern_recog.
779 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
780 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
782 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
783 (vect_recog_func_ptr): New function-pointer type.
784 * tree-vect-patterns.c: New file.
785 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
786 (vect_recog_dot_prod_pattern, vect_pattern_recog):
787 (vect_pattern_recog_1): New functions.
788 (vect_pattern_recog_funcs): New array of function pointers.
790 * tree-vectorizer.h (ternary_op): New enum value.
791 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
792 declaration. Revised documentation. Removed redundant dump prints.
793 Removed redundant argument. Added support for reduction patterns.
794 (vectorizable_reduction): Added support for reduction patterns.
795 (vect_transform_stmt): Added support for patterns.
797 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
798 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
799 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
800 (expand_widen_pattern_expr): New function.
801 (init_optabs): Initialize new optabs udot_prod_optab,
803 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
804 (sdot_prod_optab, udot_prod_optab): Define new optabs.
805 (expand_widen_pattern_expr): New function declaration.
806 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
808 * tree-inline.c (estimate_num_insns_1): Added cases for new
809 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
810 * tree-pretty-print.c (dump_generic_node): Likewise.
812 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
813 * tree-ssa-operands.c (get_expr_operands): Added case for
815 * tree-vect-patterns.c (widened_name_p): New function.
816 (vect_recog_dot_prod_pattern): Added function implementation.
817 * tree-vect-transform.c (get_initial_def_for_reduction): Added
818 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
819 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
820 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
822 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
823 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
824 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
825 (init_optabs): Initialize new optabs widen_ssum_optab,
827 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
828 (widen_ssum_optab, widen_usum_optab): Define new optabs.
829 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
830 use instead of type of def.
831 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
832 function implementation.
833 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
834 widen_ssumv8hi): New.
836 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
839 2006-01-19 Richard Sandiford <richard@codesourcery.com>
842 * c-decl.c (add_flexible_array_elts_to_size): New function.
843 (finish_decl): Use it.
845 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
847 * diagnostic.h: Include options.h.
848 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
849 dependancies for diagnostic.h.
850 * Makefile.in (DIAGNOSTIC_H): Add options.h.
852 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
854 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
855 (ssa_ro_call_cache_valid): Ditto.
856 * tree-ssa-alias.c (sort_tags_by_id): New function.
857 (init_transitive_clobber_worklist): Ditto.
858 (add_to_worklist): Ditto.
859 (mark_aliases_call_clobbered): Ditto.
860 (compute_tag_properties): Ditto.
861 (set_initial_properties): Ditto.
862 (compute_call_clobbered): Ditto.
863 (compute_may_aliases): Call compute_call_clobbered and grouping.
864 (compute_flow_sensitive_aliasing): Remove clobbering related code.
865 (compute_flow_insensitive_aliasing): Grouping now happens in our
867 (setup_pointers_and_addressables): Remove clobbering related code.
868 (add_may_alias): Ditto.
869 (replace_may_alias): Ditto.
870 (get_nmt_for): Ditto.
872 (is_escape_site): Return an escape_type enumeration.
873 * tree-flow-inline.h (is_call_clobbered): Global var does not
874 imply call clobbered.
875 (mark_call_clobbered): Take a reason for marking this. Remove
876 marking of globalness, and cache invalidation.
877 (clear_call_clobbered): Remove cache invalidation code.
878 * tree-dfa.c (dump_variable): If details is on, dump the reason
880 * tree-outof-ssa.c (create_temp): Copy escape mask from original
882 * tree-flow.h (struct ptr_info_def): Add escape mask member.
883 (struct var_ann_d): Ditto.
884 (enum escape_type): New.
885 (mark_call_clobbered): Adjust prototype.
886 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
887 are never call clobbered.
888 Record reasons for escaping.
889 * tree-ssa-structalias.h (is_escape_site): Update prototype.
890 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
891 (ssa_ro_call_cache_valid): Ditto.
892 (clobbered_v_may_defs): Ditto.
893 (clobbered_vuses): Ditto.
894 (ro_call_vuses): Ditto.
895 (clobber_stats): New.
896 (init_ssa_operands): Zero out clobber stats.
897 (fini_ssa_operands): Print out clobber stats.
898 (get_call_expr_operands): Pass callee fndecl to
900 (add_call_clobber_ops): Remove use of cache.
901 Add use of PURE_CONST information.
902 (add_call_read_ops): Remove use of cache.
903 Add use of static not_read information.
905 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
907 Introduce TLS descriptors for i386 and x86_64.
908 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
909 (TARGET_ANY_GNU_TLS): New macro.
910 (enum tls_dialect): Added TLS_DIALECT_GNU2.
911 (struct machine_function): Add tls_descriptor_call_expanded_p.
912 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
913 (ix86_current_function_calls_tls_descriptor): Likewise.
914 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
915 (override_options): Introduce gnu2 tls dialect.
916 (ix86_frame_pointer_required): Functions containing TLSCALLs are
918 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
920 (legitimize_tls_address): Adjust logic for GNU2 TLS.
921 (ix86_init_machine_status): Initialize new field.
922 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
923 (ix86_tls_module_base): New.
924 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
925 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
926 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
927 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
928 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
929 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
930 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
931 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
932 * config/i386/predicates.md (tls_modbase_operand): New.
933 (tp_or_register_operand): New.
935 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
937 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
938 (look_for_address_of): Ditto.
939 (ipa_init): Walk the function decls.
940 (static_execute): Don't set readonly on FUNCTION_DECL's.
942 2006-01-18 Roger Sayle <roger@eyesopen.com>
944 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
945 for shifts where the source and destination registers are different.
947 2006-01-18 Paul Brook <paul@codesourcery.com>
949 Merge from csl-arm-branch.
950 2005-03-14 Julian Brown <julian@codesourcery.com>
951 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
952 (aeabi_llsl): Likewise.
954 (aeabi_lasr): Likewise.
956 (aeabi_llsr): Likewise.
957 2005-03-10 Julian Brown <julian@codesourcery.com>
958 * config.gcc: Disable shared libgcc for SymbianOS.
959 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
961 2006-01-18 DJ Delorie <dj@redhat.com>
963 * c-pragma.c (handle_pragma_diagnostic): New.
964 (init_pragma): Register it.
965 * doc/extend.texi: Document it.
967 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
968 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
969 (diagnostic_context): Add classify_diagnostic[].
970 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
971 as errors if they're overridden to DK_WARNING.
972 (diagnostic_initialize): Initialize classify_diagnostic[].
973 (diagnostic_set_kind_override): New.
974 (diagnostic_report_diagnostic): Check for kind changes.
975 * opts.c (common_handle_option): Take lang_mask. Update callers.
977 * common.opt (Werror=): New.
978 * doc/invoke.texi: Document -Werror=*
980 2006-01-18 Jeff Law <law@redhat.com>
982 * tree-vrp.c (test_for_singularity): Correct test for new
983 min limit. Use operand_equal_p rather than pointer equality
984 for testing if new min/max values are equal.
986 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
987 using range information until after propagation and folding.
989 2006-01-18 Richard Henderson <rth@redhat.com>
990 Aldy Hernandez <aldyh@redhat.com>
991 Jakub Jelinek <jakub@redhat.com>
992 Diego Novillo <dnovillo@redhat.com>
994 * omp-low.c: New file.
997 2006-01-18 Richard Henderson <rth@redhat.com>
998 Jakub Jelinek <jakub@redhat.com>
999 Diego Novillo <dnovillo@redhat.com>
1001 * doc/invoke.texi: Document -fopenmp.
1002 * tree-dump.h (debug_function): Declare.
1003 * hooks.c (hook_bool_tree_bool_false): New function.
1004 (hook_tree_tree_null): Remove.
1005 (hook_tree_tree_tree_null): New.
1006 * hooks.h: Update to match.
1007 * tree-pretty-print.c (debug_tree_chain): New.
1008 (print_generic_expr): Handle TDF_CHAIN.
1009 (dump_generic_node): Handle BLOCK.
1010 Do not abort with incomplete SWITCH_EXPRs.
1011 Do not dump body of an OpenMP directive if TDF_SLIM is given.
1012 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
1013 print space after directive name.
1014 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
1015 Handle OMP_MASTER and OMP_ORDERED.
1016 Handle printing of OMP_BODY just in one place, goto
1017 dump_omp_body in the rest of OMP_* nodes that have
1019 Don't handle clause nodes here. Update omp statements to
1020 use dump_omp_clauses.
1021 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
1022 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
1023 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
1024 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
1025 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
1026 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
1027 Adjust output for GOMP_PARALLEL.
1028 (dump_omp_clauses): New.
1029 (print_declaration): Dump DECL_VALUE_EXPR.
1030 (op_symbol_1): Split out of op_symbol.
1031 (dumping_stmts): Remove. Update all users.
1032 * cgraph.c (cgraph_analyze_queue): New.
1033 (cgraph_add_new_function): New.
1034 * cgraph.h (cgraph_analyze_queue): Declare.
1035 (cgraph_add_new_function): Declare.
1036 (cgraph_lower_function): Remove.
1037 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
1038 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
1039 and TYPE_P nodes in its default clause.
1040 (empty_body_p): New.
1041 (tree_range_check_failed): New.
1043 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
1044 OMP_CLAUSE_REDUCTION_MERGE,
1045 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
1046 OMP_CLAUSE_PRIVATE_DEBUG,
1047 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
1048 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
1049 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
1050 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
1051 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
1052 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
1053 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
1054 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
1055 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1056 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1057 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
1058 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
1059 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
1060 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
1061 (TREE_RANGE_CHECK): New.
1062 (empty_body_p): Declare.
1063 (enum omp_clause_default_kind): New.
1064 (build_string_literal): Declare.
1065 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
1066 (build5_stat, build5): Declare.
1067 * tree-pass.h (TDF_CHAIN): Define.
1068 * tree-pass.h (PROP_gimple_lomp): Define.
1069 (pass_lower_omp): Declare.
1070 * diagnostic.h (debug_tree_chain): Declare.
1071 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
1073 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
1074 * builtins.c (build_string_literal): Make extern.
1075 * gcc.c (include_spec_function): New.
1076 (static_spec_functions): Add it.
1077 (main): Move load of libgomp.spec ...
1078 (LINK_COMMAND_SPEC): ... here.
1079 (link_gomp_spec): New.
1080 (static_specs): Include it.
1081 (LINK_COMMAND_SPEC): Add link_gomp.
1082 (GOMP_SELF_SPECS): New.
1083 (driver_self_specs): Include it.
1084 (switch_matches): Don't mark inline.
1085 (main): Load libgomp.spec.
1086 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
1087 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
1088 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
1089 * tree-gimple.h (enum omp_parallel): Declare.
1090 (determine_parallel_type): Declare.
1091 (omp_firstprivatize_variable): Declare.
1092 (omp_reduction_init): Declare.
1093 (diagnose_omp_structured_block_errors): Declare.
1094 (struct walk_stmt_info): Add want_return_expr.
1095 (struct walk_stmt_info): Add want_bind_expr, want_locations.
1096 (find_omp_clause): Declare.
1097 (insert_field_into_struct): Declare.
1098 (struct walk_stmt_info): Move from tree-nested.c
1099 (walk_stmts): Declare.
1100 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
1102 * cgraphunit.c (cgraph_lower_function): Make static.
1103 (cgraph_finalize_pending_functions): New.
1104 (cgraph_finalize_function): Call it.
1105 (cgraph_finalize_compilation_unit): Likewise.
1106 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
1107 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
1108 (BT_FN_UINT_UINT): New.
1109 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
1110 DEF_FUNCTION_TYPE_VAR_4): Document.
1111 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
1112 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
1113 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
1114 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
1115 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
1116 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
1117 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
1118 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
1119 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
1120 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
1121 into separate files.
1122 (DEF_GOMP_BUILTIN): New.
1123 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
1124 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
1125 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
1126 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
1127 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
1128 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
1129 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
1130 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
1131 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
1132 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
1133 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
1134 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
1135 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
1136 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
1137 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
1138 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
1139 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
1140 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
1141 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
1142 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
1143 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
1144 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
1145 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
1146 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
1147 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
1148 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
1149 * sync-builtins.def: New file, moved from builtins.def.
1150 * omp-builtins.def: New file, moved from builtins.def.
1151 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
1152 * gimple-low.c (lower_function_body): Clear data.
1153 (lower_stmt): Do not handle COMPOUND_EXPR.
1154 Remove call to print_node_brief.
1155 * c-tree.h (c_finish_omp_clauses): New prototype.
1156 (C_DECL_THREADPRIVATE_P): Define.
1157 (lookup_name_no_remap, c_omp_remap_private): Remove
1158 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
1159 (check_for_loop_decls): Update decl.
1160 (lookup_name_no_remap, c_omp_remap_private): Declare.
1161 (build_indirect_ref, build_modify_expr, pushdecl,
1162 pushdecl_top_level): Move to c-common.h.
1163 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
1164 before the switch, but just in the 2 places that need it.
1165 * c-decl.c (diagnose_mismatched_decls): Do not check for
1166 mismatched thread-local attributes when OLDDECL is marked
1167 threadprivate and NEWDECL has no thread-local attributes.
1168 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
1169 (c_gimple_diagnostics_recursively): Rename from
1170 c_warn_unused_result_recursively. Invoke
1171 diagnose_omp_structured_block_errors.
1172 (check_for_loop_decls): Return a singular decl found.
1173 * langhooks.c (lhd_omp_predetermined_sharing): Return
1174 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
1175 (lhd_omp_firstprivatize_type_sizes): New.
1176 (lhd_omp_assignment): New.
1177 (lhd_omp_predetermined_sharing): New.
1178 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
1179 (struct lang_hooks_for_types): Add
1180 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
1181 omp_predetermined_sharing, omp_disregard_value_expr,
1182 omp_private_debug_clause, omp_clause_default_ctor,
1183 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
1184 (c_finish_omp_clauses): New.
1185 (c_finish_bc_stmt): Diagnose break within omp for.
1186 (c_begin_omp_parallel, c_finish_omp_parallel): New.
1187 (build_unary_op): Return error_mark after reporting
1189 (build_modify_expr): Likewise.
1190 * gimplify.c: Include optabs.h and pointer-set.h.
1191 (enum gimplify_omp_var_data): Declare.
1192 (struct gimplify_omp_ctx): Declare.
1193 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
1195 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
1196 (push_gimplify_context, pop_gimplify_context): Allow nesting.
1197 (splay_tree_compare_decl_uid): New.
1198 (new_omp_context): New.
1199 (delete_omp_context): New.
1200 (gimple_add_tmp_var): Call omp_add_variable.
1201 (gimplify_bind_expr): Likewise.
1202 (gimplify_var_or_parm_decl): If omp_notice_variable returned
1203 true, disregard DECL_VALUE_EXPR on the decl if any.
1204 (gimplify_expr_in_ctx): New.
1205 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
1206 omp_add_variable, omp_notice_variable, omp_is_private
1207 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
1208 gimplify_adjust_omp_clauses, gimplify_omp_parallel
1209 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
1210 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
1211 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
1212 gimplify_omp_atomic): New.
1213 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1214 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1215 OMP_CRITICAL and OMP_ATOMIC.
1216 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
1217 * c-pragma.h (enum pragma_kind): Add
1218 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
1219 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
1220 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
1221 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
1222 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
1223 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
1224 PRAGMA_OMP_THREADPRIVATE.
1225 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1226 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1227 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
1228 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
1229 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
1230 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
1231 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
1232 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
1233 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
1234 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
1235 * tree-ssa-dce.c (find_control_dependence): Do not assume that
1236 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
1237 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
1239 (struct nesting_info): Add field_map,
1240 suppress_expansion, debug_var_chain.
1241 (create_nesting_tree): Initialize them.
1242 (lookup_field_for_decl): Use field_map.
1243 (get_nonlocal_debug_decl, get_local_debug_decl): New.
1244 (convert_local_omp_clauses): New.
1245 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
1246 (walk_body): Split out of walk_function.
1247 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
1248 (convert_nonlocal_reference): Handle omp statements.
1249 (convert_local_reference): Likewise.
1250 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
1251 (unnest_nesting_tree): New.
1252 (lower_nested_functions): Call it.
1253 (insert_field_into_struct): Make extern.
1254 (struct walk_stmt_info): Move to tree-gimple.h.
1255 (walk_stmts): Make extern.
1256 * omp-builtins.def: New file.
1257 * tree-iterator.c (expr_only): Clarify comment.
1258 * c-common.h (pushdecl_top_level, pushdecl,
1259 build_modify_expr, build_indirect_ref,
1260 c_finish_omp_master, c_finish_omp_critical,
1261 c_finish_omp_ordered, c_finish_omp_barrier,
1262 c_finish_omp_atomic, c_finish_omp_flush,
1263 c_finish_omp_for, c_split_parallel_clauses,
1264 omp_clause_default_kind, c_omp_sharing_predetermined,
1265 c_omp_remap_decl): Declare.
1266 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
1267 (OBJS-common): Add omp-low.o.
1268 (c-omp.o, omp-low.o): Add.
1269 (gimplify.o): Add dependency on $(OPTABS_H).
1270 (GTFILES): Add omp-low.c.
1271 (gt-stringpool.h): Add.
1272 * tree-cfg.c (set_bb_for_stmt): Do not update the
1273 block-to-labels map if we are currently expanding to RTL.
1274 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
1276 Handle IDENTIFIER_NODE.
1277 (tree_verify_flow_info): Do not ICE when emitting error
1278 messages about invalid labels.
1279 (dump_function_to_file): Reset CFUN before emitting the body
1281 (debug_function): New.
1282 * passes.c (init_optimization_passes): Schedule
1284 * langhooks-def.h (lhd_omp_predetermined_sharing,
1285 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
1287 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
1288 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
1289 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
1290 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
1291 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
1292 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
1293 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
1294 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
1295 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
1296 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
1297 (LANG_HOOK_DECLS): Use them.
1299 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
1300 Richard Henderson <rth@redhat.com>
1301 Jakub Jelinek <jakub@redhat.com>
1302 Diego Novillo <dnovillo@redhat.com>
1304 * c-parser.c (pragma_omp_clause): Define.
1305 (c_parser_declaration_or_fndef): Document OpenMP syntax.
1306 (c_parser_compound_statement): Likewise.
1307 (c_parser_statement): Likewise.
1308 (c_parser_pragma): Handle omp pragmas.
1309 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
1310 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
1311 (c_parser_omp_clause_name, check_no_duplicate_clause,
1312 c_parser_omp_variable_list,
1313 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
1314 c_parser_omp_clause_copyprivate,
1315 c_parser_omp_clause_default,
1316 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
1317 c_parser_omp_clause_lastprivate,
1318 c_parser_omp_clause_nowait,
1319 c_parser_omp_clause_num_threads,
1320 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
1321 c_parser_omp_clause_reduction,
1322 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
1323 c_parser_omp_all_clauses, c_parser_omp_structured_block,
1324 c_parser_omp_atomic, c_parser_omp_barrier,
1325 c_parser_omp_critical, c_parser_omp_flush,
1326 c_parser_omp_for_loop, c_parser_omp_for,
1327 c_parser_omp_master, c_parser_omp_ordered,
1328 c_parser_omp_sections_scope, c_parser_omp_sections,
1329 c_parser_omp_parallel, c_parser_omp_single,
1330 c_parser_omp_construct, c_parser_omp_threadprivate): New.
1331 * c-pragma.c (init_pragma): Do omp pragma registration here.
1332 * c.opt (fopenmp): New flag.
1334 2006-01-18 Eric Christopher <echristo@apple.com>
1336 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
1337 * config/darwin.h (GOMP_SELF_SPECS): Define.
1339 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1341 * rtl.h: Remove the prototype for reg_alloc.
1343 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1346 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
1347 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
1348 sjlj and dwarf2 exception handling.
1349 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
1350 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
1351 * pa/pa.c (function_value): Treat complex and vector types as
1353 (function_arg): Likewise. Only pass scalar floats in the floating
1354 point argument registers.
1355 * pa/t-slibgcc-dwarf-ver: New file.
1356 * pa/t-slibgcc-sjlj-ver: New file.
1357 * pa/t-slibgcc-elf-ver: Delete file.
1359 2006-01-19 Alan Modra <amodra@bigpond.net.au>
1361 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
1362 unlikely_test_section_p test.
1364 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1366 * mode-switching.c (optimize_mode_switching): Make it static.
1367 * basic-block.h: Remove the prototype for
1368 optimize_mode_switching.
1370 * modulo-sched.c (sms_schedule): Make it static.
1371 * rtl.h: Remove the prototype for sms_schedule.
1373 * postreload-gcse.c (gcse_after_reload_main): Make it static.
1374 * rtl.h: Remove the prototype for gcse_after_reload_main.
1376 * reg-stack.c (reg_to_stack): Make it static.
1377 * rtl.h: Remove the prototype for reg_to_stack.
1379 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
1381 * rtl.h: Remove the prototypes for regrename_optimize and
1382 copyprop_hardreg_forward.
1384 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
1386 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
1387 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
1388 Test against the appropriate null constant for the mode.
1389 If 'fixup_overlap' is true, swap the operands if they overlap.
1390 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
1391 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
1392 alpha_split_tmode_pair and adjust for above change.
1393 * config/alpha/alpha.md (movtf_internal): Adjust call to
1394 alpha_split_tfmode_pair and rely on it to swap the operands.
1395 (movti_internal): New insn and post-reload splitter.
1396 (movti): New expander.
1398 2006-01-18 Philippe De Muyter <phdm@macqel.be>
1400 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
1403 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1405 * rtlanal.c (global_reg_mentioned_p_1,
1406 global_reg_mentioned_p): Remove.
1407 * rtl.h: Remove the prototype for global_reg_mentioned_p.
1409 * flow.c (initialize_uninitialized_subregs): Make it static.
1410 * rtl.h: Remove the prototype for
1411 initialize_uninitialized_subregs.
1413 * function.c (instantiate_virtual_regs): Make it static.
1414 * function.h: Remove the prototype for
1415 instantiate_virtual_regs.
1417 * regmove.c (regmove_optimize, combine_stack_adjustments):
1419 * rtl.h: Remove the prototypes for regmove_optimize and
1420 combine_stack_adjustments.
1422 2006-01-17 Roger Sayle <roger@eyesopen.com>
1424 * config/i386/i386.c (COSTS_N_BYTES): New macro.
1425 (size_cost): Encode costs in bytes so that a reg-reg addition is
1426 equivalent to COSTS_N_INSNS(1).
1427 (override_options): Use the size_cost.branch_cost as the default
1428 ix86_branch_cost when optimizing for size.
1430 2006-01-18 Ben Elliston <bje@au.ibm.com>
1432 * Makefile.in (D32PBIT_FUNCS): New.
1433 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
1434 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
1435 D64PBIT_FUNCS and D128PBIT_FUNCS.
1436 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
1437 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
1439 (decnumber_dep): Define.
1440 * doc/libgcc.texi (Decimal float library routines): New node.
1441 * config/dfp-bit.h, config/dfp-bit.c: New files.
1443 2006-01-18 Ben Elliston <bje@au.ibm.com>
1445 * expr.c (emit_move_change_mode): Always adjust addresses, not
1446 just during reload. Copy replacements only during reload.
1447 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
1448 emit_move_via_integer.
1450 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
1452 * Makefile.in (check-%, check-consistency): Use $${srcdir}
1453 instead of $(srcdir) and ${srcdir}.
1455 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
1459 * arm.h (struct machine_function): Add pic_reg.
1460 * arm.c (arm_pic_register): Make unsigned.
1461 (arm_override_options): Only set arm_pic_register if
1462 TARGET_SINGLE_PIC_BASE.
1463 (use_return_insn): Only test for a pic register if it is fixed.
1464 (arm_compute_save_reg0_reg12_mask): Likewise.
1465 (thumb_compute_save_reg_mask): Likewise.
1466 (legitimate_pic_operand): Factor out some known invariants.
1467 (legitimize_pic_address): If we don't have a fixed pic register,
1468 then set up a pseudo in the function entry sequence. Handle the
1469 pic base being in a pseudo.
1470 (arm_load_pic_register): Handle the pic register being in a pseudo.
1471 (arm_expand_prologue): Only set up the pic register if it is fixed.
1472 (thumb_expand_prologue): Likewise.
1473 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
1474 (pic_load_addr_based_insn): Likewise.
1475 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
1478 2006-01-18 Ben Elliston <bje@au.ibm.com>
1480 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
1481 decimal float modes for all floating point registers.
1483 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
1484 match_code "mem" with match_test "macho_lo_sum_memory_operand".
1486 2006-01-17 Jakub Jelinek <jakub@redhat.com>
1489 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
1490 even when the pointer is not NULL.
1492 2006-01-16 Ian Lance Taylor <ian@airs.com>
1494 * common.opt (ftoplevel-reorder): New option.
1495 * cgraph.c (cgraph_asm_nodes): New global variable.
1496 (cgraph_asm_last_node): New static variable.
1497 (cgraph_order): New global variable.
1498 (cgraph_create_node): Set new order field.
1499 (cgraph_varpool_node): Likewise.
1500 (decide_is_variable_needed): Return true if not
1501 flag_toplevel_reorder.
1502 (cgraph_add_asm_node): New function.
1503 * cgraph.h (struct cgraph_node): Add order field.
1504 (struct cgraph_varpool_node): Add order field.
1505 (struct cgraph_asm_node): Define.
1506 (cgraph_asm_nodes, cgraph_order): Declare.
1507 (cgraph_add_asm_node): Declare.
1508 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
1510 (cgraph_varpool_assemble_pending_decls): Call it.
1511 (cgraph_output_pending_asms): New static function.
1512 (cgraph_finalize_compilation_unit): Call it.
1513 (struct cgraph_order_sort): Define.
1514 (cgraph_output_in_order): New static function.
1515 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
1516 !flag_toplevel_reorder case.
1517 * c-parser.c: Include "cgraph.h".
1518 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
1520 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
1521 than -fno-unit-at-a-time.
1522 * doc/invoke.texi (Option Summary): Mention
1523 -fno-toplevel-reorder.
1524 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
1525 -funit-at-a-time documentation.
1527 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
1528 Kazu Hirata <kazu@codesourcery.com>
1530 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
1532 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
1534 * Makefile.in (FUNCTION_H): New. Use it instead of
1535 function.h throughout the file.
1536 * function.h: Include tree.h.
1538 2006-01-17 Ben Elliston <bje@au.ibm.com>
1540 * recog.c: Separate some functions with whitespace.
1542 2006-01-16 Richard Henderson <rth@redhat.com>
1544 Merge from gomp branch:
1545 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
1546 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
1547 and rename from struct inline_data. Rename callee* to dst*;
1548 caller* to src*; add copy_decl hook, transform_call_graph_edges,
1549 transform_new_cfg, transform_return_to_modify, and
1550 transform_lang_insert_block flags; remove cloning_p, versioning_p,
1552 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
1553 (copy_decl_for_dup): Remove.
1554 * tree-inline.c (struct inline_data): Move to header.
1555 (insert_decl_map): Export.
1556 (remap_decl): Update for member name changes. Use copy_decl hook.
1557 Allow for replacement to be a non-decl. Remove dead code.
1558 (remap_type_1): Check for existing mapping.
1559 (remap_type): Export.
1560 (remap_decls): Update for member name changes.
1561 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
1562 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
1563 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
1564 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
1565 (tree_function_versioning, build_duplicate_type): Likewise.
1566 (copy_body_r): Likewise. Export.
1567 (copy_decl_for_dup): Split into ...
1568 (copy_decl_for_dup_finish, copy_decl_to_var,
1569 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
1570 (replace_ref_tree, inlining_p): Remove.
1572 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1574 * ifcvt.c (if_convert): Make it static.
1575 * rtl.h: Remove the prototype for if_convert.
1577 * local-alloc.c (local_alloc): Make it static.
1578 * rtl.h: Remove the prototype for local_alloc.
1580 * loop.c (loop_optimize): Make it static.
1581 * cfgloop.h: Remove the prototype for loop_optimize.
1584 2006-01-16 DJ Delorie <dj@redhat.com>
1586 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
1589 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1591 * pa.md: Disparage copies between general and floating-point registers
1592 in 32-bit move patterns.
1594 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
1597 * Makefile.in (check-%): Depend on site.exp instead of
1598 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
1601 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1603 * global.c (global_alloc): Make it static.
1604 * rtl.h: Remove the prototype for global_alloc.
1606 2006-01-16 Richard Guenther <rguenther@suse.de>
1608 * tree-ssa-alias.c (struct used_part): Add write_only field.
1609 (get_or_create_used_part_for): Initialize it to true.
1610 (create_overlap_variables_for): Don't create structure variables
1611 for structures that only are written to.
1612 (find_used_portions): Handle MODIFY_EXPR to track whether a
1613 structure is only written to.
1615 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1617 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
1619 * basic-block.h: Remove the prototype for
1620 partition_hot_cold_basic_blocks.
1622 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
1624 * cppspec.c (lang_specific_spec_functions): remove
1625 * gcc.c (lookup_spec_function): use static_spec_functions directelly
1626 * gcc.h (lang_specific_spec_functions): remove
1627 * gccspec.c (lang_specific_spec_functions): remove
1629 2005-01-16 Paolo Bonzini <bonzini@gnu.org>
1631 * combine.c (record_value_for_reg): Invalidate registers
1633 (record_dead_and_set_regs_1): Likewise, by passing them to
1634 record_value_for_reg.
1635 (record_dead_and_set_regs): Invalidate stores made by a
1636 call. We do not combine across a call, but we still
1637 relied on equivalences.
1639 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
1641 * tree-vrp.c (extract_range_from_binary_expr): Cope with
1642 vrp_int_const_binop returning non-constant nodes.
1644 2006-01-16 Paul Brook <paul@codesourcery.com>
1646 * config/m68k/m68k.c (output_move_const_into_data_reg):
1647 Output correct mnemonic for mvz and mvs.
1649 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
1651 * rtl-factoring.c: Add sequence abstraction algorithm.
1652 * cfgcleanup.c (outgoing_edges_match): Extra checks.
1653 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
1655 (block_has_preserve_label): New function.
1656 * common.opt: Register new pass.
1657 * Makefile.in: Ditto.
1659 * timevar.def: Ditto.
1660 * tree-pass.h: Ditto.
1661 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
1662 * rtl.h (make_jump_insn_raw): Add forward decl.
1663 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
1665 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
1666 Roger Sayle <roger@eyesopen.com>
1668 * fold-const.c (fold_minmax): New static function.
1669 (fold_binary) <MIN_EXPR>: Call it.
1670 <MAX_EXPR>: Likewise.
1671 * stor-layout.c (place_field): Use DECL_SIZE consistently
1672 in the computation of the new record size.
1674 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1676 * cse.c (cse_condition_code_reg): Make it static.
1677 * rtl.h: Remove the prototype for cse_condition_code_reg.
1679 * combine.c (combine_instructions): Make it static.
1680 * rtl.h: Remove the prototype for combine_instructions.
1682 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1685 * tree.c (get_file_function_name_long): Concatenate the first global
1686 object name with a string derived from the input filename of the object
1689 2006-01-16 Ben Elliston <bje@au.ibm.com>
1691 * config/i386/winnt-stubs.c: Update FSF address.
1692 * config/xtensa/ieee754-df.S: Ditto.
1693 * config/xtensa/ieee754-sf.S: Ditto.
1695 2006-01-14 Ian Lance Taylor <ian@airs.com>
1697 * ifcvt.c (noce_init_if_info): New static function, broken out of
1698 noce_process_if_block.
1699 (noce_process_if_block): Call noce_init_if_info.
1700 (check_cond_move_block): New static function.
1701 (cond_move_process_if_block): New static function.
1702 (process_if_block): Call cond_move_process_if_block.
1704 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
1706 * cselib.c (hash_table): Rename to cselib_hash_table.
1707 (cselib_clear_table, discard_useless_values,
1708 remove_useless_values, cselib_lookup_mem, cselib_lookup,
1709 cselib_init, cselib_finish): Adjust uses of hash_table.
1711 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
1713 PR tree-optimization/25485
1714 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
1715 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
1716 is known to be false and true, respectively.
1718 2006-01-14 Richard Guenther <rguenther@suse.de>
1720 PR tree-optimization/22548
1721 PR tree-optimization/22555
1722 PR tree-optimization/22501
1723 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
1724 * params.def (salias-max-array-elements): New parameter.
1725 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
1726 * doc/invoke.texi (salias-max-array-elements): Document.
1727 * tree-flow-inline.h (var_can_have_subvars): We also handle
1729 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
1731 * tree-ssa-structalias.c (params.h): Include.
1732 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
1733 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
1734 (get_constraint_for): For ADDR_EXPR operating on something
1735 containing an ARRAY_REF, add all subvars to the solution.
1736 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
1737 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
1738 for creating MUST_DEFs.
1739 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
1741 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
1743 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
1745 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1746 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
1747 number_of_iterations_le): New functions.
1748 (number_of_iterations_special): Removed.
1749 (number_of_iterations_exit): Do not use number_of_iterations_special.
1750 * tree.c (unsigned_type_for): Always return integer type.
1752 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
1753 Richard Guenther <rguenther@suse.de>
1755 PR rtl-optimization/24257
1756 * gcse.c (find_moveable_store): Only consider a store movable
1757 when the SET_SRC of the insn can be assigned to a register.
1759 2006-01-14 Ian Lance Taylor <ian@airs.com>
1761 * tree.c (tree_not_class_check_failed): New function.
1762 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
1763 (tree_not_class_check_failed): Declare.
1765 2006-01-13 Ian Lance Taylor <ian@airs.com>
1767 * reload1.c (do_output_reload): Add assertion rejecting a
1770 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
1772 * combine.c (struct reg_stat): Add new fields truncation_label and
1774 (record_value_for_reg): Reset truncated_to_mode.
1775 (record_truncated_value): New function.
1776 (check_promoted_subreg): Call it. Rename to check_conversions.
1777 (combine_instructions): Rename check_promoted_subreg to
1779 (reg_truncated_to_mode): New function.
1780 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
1781 (gen_lowpart_or_truncate): New function.
1782 (force_to_mode): Use it instead of gen_lowpart.
1784 2006-01-13 Diego Novillo <dnovillo@redhat.com>
1786 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
1787 VAR is a tag, not its type tag.
1789 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
1791 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
1792 alternatives to match style of other entries.
1793 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
1795 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
1797 PR tree-optimization/25771
1798 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
1801 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
1804 * tree-inline.c (declare_return_variable): If the return variable
1805 was marked as a non gimple complex, set the return slot variable
1806 to be a non gimple comple variable.
1808 2006-01-13 Richard Guenther <rguenther@suse.de>
1810 * builtins.c (expand_builtin_sincos): New function.
1811 (expand_builtin_mathfn_3): Remove dead code, sin and cos
1813 (expand_builtin): Expand sincos using expand_builtin_sincos.
1815 2006-01-12 DJ Delorie <dj@redhat.com>
1817 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
1818 shift counts, separate SI shifts for m32c vs m16c, pass shift type
1819 so that constant shifts can be split.
1820 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
1821 (m32c_valid_pointer_mode): Make static.
1822 (shift_gen_func_for): New.
1823 (m32c_prepare_shift): Use it. Split large const shifts into
1825 * config/m32c/predicates.md (shiftcount_operand): Allow more
1827 (longshiftcount_operand): New.
1828 * doc/md.texi (Machine Constraints): Document In6.
1830 2006-01-13 Ben Elliston <bje@au.ibm.com>
1832 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
1833 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
1836 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
1838 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
1839 to try to avoid clobbering pieces of structures when we know
1840 something about the whole structure.
1841 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
1843 2006-01-13 Ben Elliston <bje@au.ibm.com>
1845 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
1846 return in memory, as this is no limitation is no longer present.
1848 2006-01-12 DJ Delorie <dj@redhat.com>
1850 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
1851 mova with fb, and for fb+0 -> An.
1853 * config/m32c/mov.md (peephole2): Fix enabling logic.
1855 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
1856 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
1857 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
1858 FINI_ARRAY_SECTION_ASM_OP): Define.
1860 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
1862 (m32c_legitimize_reload_address): New logic to reload FB to An.
1863 (m32c_output_reg_push): Add newline.
1864 (m32c_output_reg_pop): Likewise.
1866 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
1868 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
1870 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1872 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
1874 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
1876 * config/sh/predicates.md (sh_rep_vec): Add parallel to
1879 2006-01-11 Ben Elliston <bje@au.ibm.com>
1881 * rtlanal.c (find_reg_note): Assert insn is not null.
1883 2005-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1885 * df-scan.c (df_hard_reg_init): Move declaration of i outside
1888 2006-01-11 Jeff Law <law@redhat.com>
1890 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
1892 (mark_threaded_blocks, register_jump_thread): New functions.
1893 (thread_through_all_blocks): Remove unwanted argument. No
1894 longer rely on e->aux to communicate thread target info.
1895 Call mark_threaded_blocks. Release the threaded_blocks
1896 bitmap and threaded_edges vector when complete.
1897 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
1898 (threaded_blocks): Remove.
1899 (tree_ssa_dominator_optimize): Remove initialization and
1900 finalization of threaded_blocks. Simplify call to
1901 thread_through_all_blocks.
1902 (thread_across_edge): Call register_jump_thread rather than
1903 storing thread information into e->aux.
1904 (free_all_edge_infos): Simplify now that e->aux is no longer
1905 used to communicate with thread_through_all_blocks.
1906 * tree-flow.h (thread_through_all_blocks): Update prototype.
1907 (register_jump_thread): Prototype.
1909 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
1911 * df-core.c (df_compact_blocks, df_bb_replace): Use
1912 SET_BASIC_BLOCK instead of BASIC_BLOCK.
1914 2006-01-11 Richard Guenther <rguenther@suse.de>
1916 PR tree-optimization/25734
1917 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
1918 stop propagation after successful propagation to the LHS.
1920 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
1922 * basic-block.h (control_flow_graph): Change the type of
1923 x_basic_block_info to VEC(basic_block,gc) *.
1924 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
1926 (SET_BASIC_BLOCK): New.
1927 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
1928 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
1929 * cfgbuild.c (find_basic_blocks): Likewise.
1930 * cfglayout.c (fixup_reorder_chain): Likewise.
1931 * cfgrtl.c (create_basic_block_structure,
1932 rtl_create_basic_block): Likewise.
1933 * ifcvt.c (find_if_case_1): Likewise.
1934 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
1937 2005-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1939 * Makefile.in: Removed rotted odf.c entry.
1941 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
1944 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
1945 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
1946 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
1947 output pattern modifier, not %e.
1948 * config/cris/cris.c (cris_op_str): Update comment about pattern
1950 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
1951 before falling through into...
1952 <case 'E'>: Redefined from old 'e' case.
1954 2006-01-11 Jan Hubicka <jh@suse.cz>
1957 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
1959 2006-01-11 Jan Hubicka <jh@suse.cz>
1961 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
1962 * i386.c (x86_decompose_lea): Kill.
1963 (ix86_rtx_costs): Kill.
1965 2006-01-11 Jan Hubicka <jh@suse.cz>
1967 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
1968 * cgraph.h (cgraph_node): Add inline_decl.
1969 (cgraph_insert_node_to_hashtable): Declare.
1970 (save_inline_function_body): Declare.
1971 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
1973 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
1974 (cgraph_function_versioning): Update call of tree_function_versioning.
1975 (save_inline_function_body): New function.
1976 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
1977 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
1978 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
1979 (cgraph_default_inline_p): Likewise.
1980 (cgraph_decide_inlining_incrementally): Likewise.
1981 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
1982 (copy_bb): Kill saving; do updating of clones.
1983 (copy_cfg_body): Kill saving.
1984 (initialize_inlined-parameters): Likewise.
1985 (expand_call_inline): Likewise.
1987 (tree_function_versioning): New parameter "update_clones".
1988 (inlining_p): Kill saving.
1989 * tree-inline.h (tree_function_versioning): Update prototype.
1990 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
1993 2006-01-11 Ian Lance Taylor <ian@airs.com>
1995 * combine.c (struct undo): Remove is_int. Enumify types of undos.
1996 Allow undoing set of machine mode.
1997 (do_SUBST): Use enums instead of is_int.
1998 (do_SUBST_MODE): New function.
1999 (SUBST_MODE): New macro.
2000 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
2001 reg and trying to replace reg_regno_rtx with a new register.
2002 (undo_all): Use new enums, handle undoing a PUT_MODE change.
2003 (simplify_set): Use SUBST_MODE.
2004 (distribute_notes): Remove code that tried to update reg notes
2005 for regno_reg_rtx changes.
2007 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
2009 PR tree-optimization/23109
2010 PR tree-optimization/23948
2011 PR tree-optimization/24123
2013 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
2014 * tree-cfg.c (single_noncomplex_succ): New.
2015 * tree-flow.h (single_noncomplex_succ): Declare it.
2016 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2017 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
2018 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
2019 insert_bb, register_division_in, insert_reciprocals,
2020 replace_reciprocal, free_bb): New.
2021 (execute_cse_reciprocals_1): Rewritten.
2022 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
2023 Do not commit any edge insertion. Always compute dominators and
2024 create the allocation pool.
2025 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
2026 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
2027 * targhooks.c (default_min_divistions_for_recip_mul): New.
2028 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
2029 * passes.c (init_optimization_passes): Run recip after tree loop
2031 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
2033 2005-01-11 Danny Berlin <dberlin@dberlin.org>
2034 Kenneth Zadeck <zadeck@naturalbridge.com>
2036 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
2037 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
2038 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
2039 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
2040 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
2041 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
2042 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
2043 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
2044 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
2045 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
2046 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
2047 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
2048 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
2049 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
2050 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
2051 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
2052 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
2053 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
2054 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
2055 DF_SCAN_POST_ALLOC): New macros.
2056 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
2057 df_free_bb_function, df_local_compute_function, df_init_function,
2058 df_dataflow_function, df_confluence_function_0,
2059 df_confluence_function_n, df_transfer_function,
2060 df_finalizer_function, df_free_function, df_dump_problem_function,
2061 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
2062 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
2063 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
2064 df_urec_bb_info, ) New types.
2065 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
2067 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
2068 df_analyze_simple_change_some_blocks,
2069 df_analyze_simple_change_one_block, df_compact_blocks,
2070 df_bb_replace, df_bb_regno_last_use_find,
2071 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
2072 df_insn_regno_def_p, df_find_def, df_find_use,
2073 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
2074 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
2075 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
2076 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
2077 debug_df_chain, df_get_dependent_problem, df_chain_create,
2078 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
2079 df_grow_bb_info, df_chain_dump, df_print_bb_index,
2080 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
2081 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
2082 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
2083 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
2084 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
2085 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
2086 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
2087 df_ref_remove, df_insn_refs_delete, df_refs_delete,
2088 df_reorganize_refs, df_set_state, df_hard_reg_init,
2089 df_read_modify_subreg_p) New public functions.
2090 * df-core.c: The core dataflow solver and glue routines for rtl
2092 (df_init, df_add_problem, df_set_blocks, df_finish,
2093 df_hybrid_search_forward, df_hybrid_search_backward,
2094 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
2095 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
2096 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
2097 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
2098 df_reg_defined, df_find_use, df_reg_used, df_dump,
2099 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
2100 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
2101 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
2102 debug_df_useno, reset_df_after_reload): New functions.
2103 * df-scan.c: The scanning fuctions, once in df.c, completely
2104 rewritten so that they now fully model the functionality of
2105 register usage at the backend.
2106 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
2107 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
2108 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
2109 df_grow_insn_info, df_rescan_blocks, df_ref_create,
2110 df_get_artificial_defs, df_get_artificial_uses,
2111 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
2112 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
2113 df_refs_delete, df_reorganize_refs, df_set_state,
2114 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
2115 df_def_record_1, df_defs_record, df_uses_record,
2116 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
2117 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
2118 df_record_exit_block_uses, df_hard_reg_init): New functions.
2120 * df-problems.c: Seven concrete dataflow problems that use the
2121 scanning in df-scan.c and are solved by the engine in df-core.c.
2122 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
2123 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
2124 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
2125 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
2126 df_ru_free_bb_info, df_ru_alloc,
2127 df_ru_bb_local_compute_process_def,
2128 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2129 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2130 df_ru_transfer_function, df_ru_free, df_ru_dump,
2131 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
2132 df_rd_free_bb_info, df_rd_alloc,
2133 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
2134 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
2135 df_rd_transfer_function, df_rd_free, df_rd_dump,
2136 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
2137 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
2138 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
2139 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
2140 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
2141 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
2142 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
2143 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
2144 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
2145 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
2146 df_urec_mark_reg_change, df_urec_check_earlyclobber,
2147 df_urec_mark_reg_use_for_earlyclobber,
2148 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2149 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2150 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2151 df_urec_dump, df_urec_add_problem, df_chain_alloc,
2152 df_chain_create_bb_process_use, df_chain_create_bb,
2153 df_chain_finalize, df_chain_free, df_chains_dump,
2154 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
2155 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
2156 df_reg_lifetime): New functions.
2157 * df.c: Deleted file.
2158 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
2159 consistent with new df api.
2160 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
2161 rest_of_handle_sms): Ditto.
2162 * web.c (unionfind_union, union_defs, entry_register, web_main):
2164 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
2165 invariant_expr_equal_p, find_defs, check_dependencies,
2166 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
2167 free_inv_motion_data, move_loop_invariants): Ditto.
2168 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
2169 Update dependencies.
2170 (odf.c): Added defective entry that was deleted later in day.
2171 * sched-deps.c (sched_analyze_1): Ditto.
2173 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2175 * tree-ssa-operands.c (get_expr_operands): Record addressable
2176 variables directly. Do not call add_stmt_operands for CONST_DECLs
2178 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
2179 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
2181 2006-01-11 Ben Elliston <bje@au.ibm.com>
2183 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
2184 function returns true in the positive case.
2186 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2189 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
2190 for SI, DI, SF and DF modes. Add alternatives to copy between
2191 general and floating point registers to the 32-bit patterns.
2192 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
2193 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
2194 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
2195 generating 64-bit code.
2196 * config/pa/pa.c (output_move_double): Handle copies between general
2197 and floating registers.
2199 2006-01-10 Stuart Hastings <stuart@apple.com>
2201 * config/i386/i386.md (set_got): Update.
2202 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
2203 (builtin_setjmp_receiver): Mach-O support.
2204 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
2205 (GOT_SYMBOL_NAME): Define.
2206 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2207 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
2208 * config/i386/i386.c (override_options): Revise for Darwin.
2209 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
2210 support. (darwin_x86_file_end): New. (output_set_got): Add label
2211 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
2212 * config/i386/i386-protos.h (output_set_got): Likewise.
2213 * config/darwin.c (machopic_legitimize_pic_address): Update
2216 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
2218 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
2219 when MODE isn't BLKmode.
2221 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2223 PR rtl-optimization/25367
2224 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
2226 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
2229 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
2230 for a negative bound.
2232 2006-01-10 Richard Guenther <rguenther@suse.de>
2234 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2235 Never override with anything constraint.
2237 2006-01-10 Jan Beulich <jbeulich@novell.com>
2239 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
2240 256 bits when optimize_size.
2242 2006-01-10 Jan Beulich <jbeulich@novell.com>
2244 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
2246 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
2247 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
2250 2006-01-10 Ben Elliston <bje@au.ibm.com>
2252 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
2254 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
2255 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2256 (USE_FP_FOR_ARG): Reject decimal float modes.
2257 (function_arg_advance): Likewise.
2258 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
2259 (rs6000_handle_altivec_attribute): Do not permit decimal floating
2260 point types in AltiVec vectors.
2261 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
2262 (rs6000_libcall_value): Likewise.
2264 2006-01-09 Bob Wilson <bob.wilson@acm.org>
2266 * config/xtensa/ieee754-df.S: New file.
2267 * config/xtensa/ieee754-sf.S: New file.
2268 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
2269 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
2270 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
2272 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
2274 * config/sh/predicates.md (binary_float_operator,
2275 binary_logical_operator, commutative_float_operator,
2276 equality_comparison_operator, greater_comparison_operator,
2277 less_comparison_operator, logical_operator,
2278 noncommutative_float_operator, shift_operator,
2279 symbol_ref_operand, unary_float_operator): Remove redundant
2282 2006-01-09 Jeff Law <law@redhat.com>
2284 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
2285 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
2286 now unused arguments. Callers updated.
2287 (eliminate_redundant_computations): Remove now unused arguments,
2289 (local_fold): Remove, no longer used.
2290 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
2292 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
2293 (simplify_cond): New function.
2294 (forward_propagate_into_cond): Call simplify_cond.
2296 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
2298 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
2299 (*vec_extractv2di_1_sse): New.
2301 2006-01-09 Ben Elliston <bje@au.ibm.com>
2303 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
2305 2006-01-08 Richard Guenther <rguenther@suse.de>
2307 * tree-ssa-structalias.c (get_constraint_for): Remove
2309 (get_constraint_for_component_ref): Likewise.
2310 (do_deref): Likewise.
2311 (get_constraint_for): Likewise.
2312 (do_structure_copy): Likewise.
2313 (handle_ptr_arith): Likewise.
2314 (find_func_aliases): Likewise. Remove unused need_anyoffset
2317 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
2318 Kaz Kojima <kkojima@gcc.gnu.org>
2320 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
2321 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
2322 (EXTRA_CONSTRAINT_C16): Remove.
2323 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
2324 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
2325 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
2326 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
2327 constants of SHmedia. Handle nested constant expressions of
2329 (andcosts): Fix the costs for SHmedia constants.
2330 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
2331 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
2332 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
2333 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
2334 (movv4hi_i, movv2si_i): Likewise.
2335 (movsi_const): Adjust the second operand of ior so to match with
2337 (movdi_const, movdi_const_32bit): Likewise.
2338 (movdi_const_16bit+1): Don't sign-extend LOW.
2339 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
2341 (*double_shori): Fix the split condition. Use GEN_INT instead
2342 of get_int_mode calls. Mask lower 16-bit of the argument of
2344 (sym2GOTPLT): Remove.
2345 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
2347 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
2348 instead of EXTRA_CONSTRAINT_C16.
2350 2006-01-07 Ian Lance Taylor <ian@airs.com>
2351 David Edelsohn <edelsohn@gnu.org>
2353 PR rtl-optimization/25662
2354 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
2355 for constant operands instead of simplify_gen_binary.
2356 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
2357 after trying simplify_binary_operation
2359 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
2361 * tree.c (iterative_hash_expr): Hash decls based on UID.
2363 2006-01-06 Eric Christopher <echristo@apple.com>
2365 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
2366 (TARGET_UNWIND_EMIT): Fix spelling.
2367 * target.h (gcc_target): Add except_table_label.
2368 * except.c (output_function_exception_table): Use.
2369 * varasm.c (default_emit_except_table_label): New.
2370 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
2372 (asm_out): Add here.
2373 * output.h (default_emit_except_table_label): Prototype.
2374 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
2375 * config/darwin.c (darwin_emit_except_table_label): Define.
2376 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
2378 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
2380 PR tree-optimization/18527
2381 * tree-ssa-loop-niter.c (number_of_iterations_cond,
2382 number_of_iterations_special, number_of_iterations_exit):
2383 Move base and step of an iv to a single structure. Add
2384 no_overflow flag, and use it in # of iterations analysis.
2385 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
2386 folded_casts argument.
2387 (simple_iv): Pass base and step in a structure. Set no_overflow
2389 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
2390 Evaluate expensiveness of computing # of iterations instead of
2391 the final expression.
2392 * tree-scalar-evolution.h (affine_iv): New structure.
2393 (simple_iv): Declaration changed.
2394 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
2395 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
2396 find_givs_in_stmt): Changed due to simple_iv change.
2398 2006-01-06 Jeff Law <law@redhat.com>
2401 * tree-cfg.c (bsi_replace): Rename final argument from
2402 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
2403 change (stmt -> orig_stmt).
2404 * tree-eh.c (verify_eh_throw_stmt_node): New function.
2405 (bsi_remove): Add new argument. Remove EH information
2407 (verify_eh_throw_table_statements): New function.
2408 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
2410 * tree-optimize.c (execute_free_cfg_annotations): Verify
2411 the EH throw statement table after removing annotations.
2412 * except.h (verify_eh_throw_table_statements): Prototype.
2413 * tree-flow.h (bsi_remove): Update prototype.
2414 * tree-vrp.c (remove_range_assertions): Add new argument to
2416 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
2417 * tree-complex.c (expand_complex_div_wide): Likewise.
2418 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
2419 * tree-tailcall.c (eliminate_tailcall): Likewise.
2420 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2421 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2422 * tree-nrv.c (tree_nrv): Likewise.
2423 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
2424 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
2425 (combine_blocks): Likewise.
2426 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
2427 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
2428 (cleanup_control_flow): Likewise.
2429 (remove_forwarder_block): Likewise.
2430 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2431 * tree-sra.c (sra_replace): Likewise.
2432 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
2433 (forward_propagate_single_use_vars): Likewise.
2434 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2435 * tree-inline.c (expand_call_inline): Likewise.
2436 * tree-vect-transform.c (vect_transform_loop): Likewise.
2437 * tree-outof-ssa.c (rewrite_trees): Likewise.
2438 * tree-cfg.c (make_goto_expr_edges): Likewise.
2439 (cleanup_dead_labels): Likewise.
2440 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
2441 (bsi_move_before, bsi_move_after): Likewise.
2442 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
2443 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
2445 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
2448 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
2450 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
2451 on non gimple variables. Also add checks at the top for decls and
2453 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
2455 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
2456 and IMAGPART_EXPR for creating MUST_DEFs.
2457 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
2458 and NAME_MEMORY_TAG separately from the DECLs.
2460 2006-01-06 Richard Guenther <rguenther@suse.de>
2462 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
2463 annotation, if necessary.
2464 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2465 redundant calls to update_stmt.
2466 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
2469 2006-01-05 Richard Henderson <rth@redhat.com>
2471 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
2473 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
2475 * c-typeck.c: Update copyright date.
2477 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
2479 * c-typeck.c (build_c_cast): Always warn when casting
2480 from a pointer to an integer of different size, even if
2481 the node was constant.
2483 2006-01-05 Richard Guenther <rguenther@suse.de>
2485 PR tree-optimization/22555
2486 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
2487 if one structure field is an array.
2488 * tree-ssa-operands.c (get_expr_operands): Continue scanning
2489 operands even if we found a subvar, but ignore VOPs in this
2491 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
2493 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
2495 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
2498 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
2500 2006-01-05 Richard Guenther <rguenther@suse.de>
2501 Diego Novillo <dnovillo@redhat.com>
2503 * tree-pass.h (TODO_remove_unused_locals): Define.
2504 * gimple-low.c (expand_var_p, remove_useless_vars,
2505 pass_remove_useless_vars): Remove. Update all users.
2506 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
2507 (remove_unused_locals): New function.
2508 * tree-flow.h (remove_unused_locals): Declare.
2509 * passes.c (execute_todo): Call remove_unused_locals if
2510 TODO_remove_unused_locals is set.
2511 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
2512 * tree-ssa-dce.c (pass_dce): Likewise.
2513 * tree-outof-ssa.c (pass_del_ssa): Likewise.
2515 2006-01-05 Richard Guenther <rguenther@suse.de>
2517 * tree-flow.h (struct fieldoff): Decompose field to
2518 type, size and decl.
2519 * tree-ssa-alias.c (create_sft): Take type as parameter.
2520 (create_overlap_variables_for): Store type, size and decl
2521 in the fieldoff structure.
2522 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
2524 (push_fields_onto_fieldstack): Likewise.
2525 (create_variable_info_for): Likewise. Use offset for the
2526 SFT name if the decl is not available.
2528 2006-01-04 Paul Brook <paul@codesourcery.com>
2530 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
2532 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
2534 * lambda-code.c (can_put_in_inner_loop): Relax
2536 (can_put_after_inner_loop): New function.
2537 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
2538 (perfect_nestify): Change to make copies and modify uses.
2540 2006-01-04 Richard Henderson <rth@redhat.com>
2542 Merge from gomp branch:
2543 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
2544 via integer constant.
2545 (pragma_lex): Remove.
2546 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
2547 rather than parsing it.
2548 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
2549 handle_pragma_extern_prefix): Add %< %> quotes.
2550 (registered_pragmas): New.
2551 (c_register_pragma_1): New.
2552 (c_register_pragma): Use it.
2553 (c_register_pragma_with_expansion): Likewise.
2554 (c_invoke_pragma_handler): New.
2555 (init_pragma): Use cpp_register_deferred_pragma directly for
2557 * c-pragma.h (enum pragma_kind): New.
2558 (pragma_handler): New.
2559 (c_invoke_pragma_handler): Declare.
2560 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
2562 * c-common.h (c_common_pch_pragma): Update decl.
2563 * Makefile.in (c-parser.o): Update dependencies.
2564 (GTFILES): Add c-pragma.h.
2565 * c-parser.c (struct c_token): Add pragma_kind.
2566 (struct c_parser): Add in_pragma.
2567 (c_lex_one_token): Always initialize keyword and pragma_kind.
2568 Extract data for CPP_PRAGMA.
2569 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
2570 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
2571 Don't allow CPP_PRAGMA_EOL if in_pragma.
2572 (c_parser_consume_pragma): New.
2573 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
2574 (c_parser_skip_to_end_of_parameter): Likewise.
2575 (c_parser_skip_to_end_of_block_or_statement): Likewise.
2576 (c_parser_skip_to_pragma_eol): New.
2577 (c_parser_external_declaration): Handle CPP_PRAGMA.
2578 (c_parser_compound_statement_nostart): Likewise.
2579 (c_parser_statement_after_labels): Likewise.
2580 (c_parser_pragma): New.
2581 (pragma_lex): Likewise.
2582 (c_parser_pragma_pch_preprocess): New.
2583 (c_parser_new): Merge into ...
2584 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
2586 2006-01-04 Jeff Law <law@redhat.com>
2589 * tree-cfg.c (bsi_replace): Remove the original statement
2590 from the EH throw statement table.
2592 2006-01-04 Jakub Jelinek <jakub@redhat.com>
2594 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
2595 make the prototype extern "C" and add throw ().
2598 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
2599 and pos non-negative and pos + len <= 32.
2600 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
2601 drop pos + len < HOST_BITS_PER_WIDE_INT test.
2602 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
2605 * c-common.c (handle_vector_size_attribute): Reject zero vector size
2606 as well as sizes not multiple of component size.
2609 * function.c (instantiate_expr): New function.
2610 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
2611 walk its DECL_VALUE_EXPR with instantiate_expr.
2613 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
2614 DW_OP_deref{,_size} if address isn't going to be added.
2616 2006-01-04 Ben Elliston <bje@au.ibm.com>
2618 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
2619 * config/fp-bit.c: Likewise.
2621 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
2623 * dominance.c: Add comment about why we use DFS numbering
2626 2006-01-03 Jakub Jelinek <jakub@redhat.com>
2627 Richard Henderson <rth@redhat.com>
2629 Merge from gomp-branch:
2630 * varasm.c (assemble_variable): Handle thread-local COMMON data.
2631 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
2633 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
2635 PR rtl-optimization/25578
2636 * combine.c (combine_simplify_rtx, force_to_mode): Don't
2637 pass a parameter to simplify_shift_const if changing ASHIFTRT
2640 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
2642 * builtins.c (get_builtin_sync_mem): New function.
2643 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
2644 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
2645 Call get_builtin_sync_mem to generate mem rtx.
2647 2006-01-03 Richard Guenther <rguenther@suse.de>
2650 * stmt.c (add_case_node): Make sure to clear overflow flags
2653 2006-01-03 Jakub Jelinek <jakub@redhat.com>
2655 Merge from gomp-branch.
2656 * config/sparc/sync.md: New file.
2657 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
2658 UNSPECV_LDSTUB): New constants.
2659 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
2660 * config/sparc/predicates.md (memory_reg_operand): New predicate.
2661 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
2664 2006-01-03 Roger Sayle <roger@eyesopen.com>
2666 * combine.c (reg_subword_p): New predicate to test whether the
2667 destination of a set refers to a subword/piece of a register.
2668 (try_combine): Generalize the code to merge the setting of a
2669 pseudo to a constant followed by a set of a subword of that
2670 register to a constant.
2672 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
2674 * basic-block.h (control_flow_graph): Change the type of
2675 x_label_to_block_map to VEC(basic_block,gc) *.
2676 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
2677 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
2679 * tree-ssa-propagate.c (cfg_blocks): Change the type to
2680 VEC(basic_block,heap) *.
2681 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
2682 ssa_prop_fini): Adjust the uses of cfg_blocks.
2684 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
2686 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
2688 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
2689 hashing trees instead of a pointer hash.
2690 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
2691 compare for MEM_EXPR.
2693 PR rtl-optimization/25130
2694 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
2695 when comparing MEMs for GCSE
2697 2006-01-03 Ben Elliston <bje@au.ibm.com>
2699 * targhooks.h (default_decimal_float_supported_p): Declare.
2700 * targhooks.c (default_decimal_float_supported_p): Define.
2701 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
2702 `default_decimal_float_supported_p'.
2703 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
2705 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
2707 * combine.c (apply_distributive_law <SUBREG>): Check
2708 TRULY_NOOP_TRUNCATION.
2710 2006-01-02 Geoffrey Keating <geoffk@apple.com>
2712 * dwarf2out.c (have_switched_text_section): Delete.
2713 (have_multiple_function_sections): New.
2714 (have_location_lists): Make 'bool'.
2715 (add_AT_loc_list): Use 'true' not '1'.
2716 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
2717 (output_loc_list): Use have_multiple_function_sections.
2718 (output_ranges): Likewise.
2719 (dwarf2out_begin_function): Set have_multiple_function_sections if
2721 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
2722 Check function_section rather than DECL_SECTION_NAME.
2723 (dwarf2out_finish): Use have_multiple_function_sections.
2724 Don't clear have_location_lists.
2726 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
2727 Jan Hubicka <jh@suse.cz>
2729 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
2730 case of conditional jump jumping to the next instruction.
2731 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
2732 cases of conditional jump jumping to the next instruction.
2734 2006-01-02 Jan Hubicka <jh@suse.cz>
2736 * i386.c (*_cost): Add COSTS_N_INSNS.
2737 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
2739 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
2742 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
2744 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2746 * config/arm/arm.c (all_fpus): Fix comment typo.
2747 * config/darwin.c: Likewise.
2748 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
2749 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
2750 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
2752 2006-01-01 David Edelsohn <edelsohn@gnu.org>
2754 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
2755 (rs6000_split_compare_and_swapqhi): New.
2756 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
2757 (sync_compare_and_swapqhi_internal): New.
2758 * config/rs6000/rs6000-protos.h: Declare.