1 2006-01-22 Zack Weinberg <zackw@panix.com>
3 * genautomata.c (output_reserved_units_table): Emit nothing if
4 description->query_units_num is zero. Remove extra blank line.
5 (output_cpu_unit_reservation_p): Short circuit
6 if description->query_units_num is zero.
8 2006-01-22 Zack Weinberg <zackw@panix.com>
10 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
11 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
12 nor any of the random handful of variables that used to be necessary
13 when this program was linked with rtlanal.o. Prune set of forward
14 function declarations.
15 (struct attr_desc): Remove static_p field.
16 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
17 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
18 (attr_string): Do not read the character one past the length of
20 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
21 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
22 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
23 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
24 (make_automaton_attrs): New.
25 (main): Do not call into genautomata. Call local gen_bypass
26 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
27 Remove special case for insn_alts.
28 * genautomata.c: Include gensupport.h; not genattrtab.h nor
29 varray.h (leftover from previous change). Prune set of forward
30 function declarations. Remove state_alts fields from all
31 structures. Remove state_alts_table from struct automaton.
32 Make everything except main static. Do not maintain num_dfa_decls.
33 Do not maintain state_alts fields of various structures.
34 (process_decls): Don't validate condexp for dm_insn_reserv decls.
35 (add_arc): Remove state_alts argument. All callers updated.
36 (output_reserved_units_table): Emit #ifdef here...
37 (output_tables): ...not here. Don't generate state_alts tables.
38 (expand_automata): Don't generate attributes.
39 (write_automata): Don't generate state_alts functions.
41 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
42 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
43 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
44 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
45 (BYPASS_P_FUNC_NAME, output_state_alts_table)
46 (output_automata_list_state_alts_code, output_internal_state_alts_func)
47 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
48 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
50 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
51 * genattrtab.h: Delete file.
52 * Makefile.in (OBJS-common): Add insn-automata.o.
53 (insn-automata.o): New rule.
54 (simple_generated_c): Add insn-automata.c.
55 (build/genattrtab.o, build/genautomata.o): Update dependencies.
56 (genprogmd): Add automata.
57 (build/genattrtab): Needs no extra objects nor libraries.
58 (build/genautomata): Needs build/vec.o and -lm.
60 2006-01-22 Zack Weinberg <zackw@panix.com>
62 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
63 (output_dfa_max_issue_rate, locked_states_num): Delete.
64 (struct automaton): Add locked_states field.
65 (output_dead_lock_vect): Save number of locked states in
66 automaton->locked_states. If it is zero, don't print anything.
67 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
68 (output_internal_dead_lock_func): Only test the dead_lock_vect
69 for automata that have locked states.
70 (output_statistics): Always print the number of locked states for
71 each automaton. Calculate total number of locked states here.
72 (write_automata): Don't call output_dfa_max_issue_rate.
73 * genattrtab.c: Define length_unit_log as a const variable.
74 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
75 max_insn_queue_index const.
76 * final.c (length_unit_log): Declare const.
77 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
79 2006-01-22 Zack Weinberg <zackw@panix.com>
81 * genautomata.c: Include vec.h, not varray.h.
82 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
83 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
84 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
85 VEC_* macros operating on appropriately typed vectors, or to
86 malloced arrays when the size is known in advance. Const-ify
87 many char* variables and function arguments. No functional changes.
88 * Makefile.in (build/varray.o): Delete rule.
89 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
90 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
92 2006-01-22 Zack Weinberg <zackw@panix.com>
94 * gensupport.c: Define get_insn_name and record_insn_name here.
95 (read_md_rtx): Call record_insn_name as appropriate.
96 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
97 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
98 * genpreds.c, genrecog.c: Don't define get_insn_name nor
100 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
101 (BUILD_VARRAY): Delete.
102 (genprognormal): Rename genprogmd. Fold in all programs from
103 genprognoprint; also attrtab.
104 (build/genattrtab): Just mention genautomata.o and varray.o.
105 Reorganize a bit, add comments to make the categories clearer.
107 2006-01-22 Zack Weinberg <zackw@panix.com>
109 * genconditions.c (condition_table, add_condition): Delete.
110 (write_conditions): Don't emit n_insn_conditions nor
111 insn_elision_unavailable. Issue the gcc version #ifdef here,
112 inside the table, with no #else clause ...
113 (write_header): ...not here.
114 (write_writer): New function.
115 (main): Don't initialize condition_table. Use add_c_test.
117 * gensupport.c (init_md_reader_args_cb): Handle multiple input
118 files on the command line.
119 (maybe_eval_c_test): Don't check insn_elision_unavailable.
120 Return -1 if there is no entry in the table, don't abort.
121 (add_c_test, traverse_c_tests): New functions.
122 * gensupport.h (insn_elision_unavailable, insn_conditions)
123 (n_insn_conditions): Delete declarations.
124 (add_c_test, traverse_c_tests): Declare.
125 * read-rtl.c: Include gensupport.h.
126 (read_conditions): New function.
127 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
128 (read_rtx_1): If we get EOF when we were looking for an initial
129 open paren, return 0. Call read_conditions when appropriate.
130 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
131 dummy-conditions.o. Eliminate references to insn-conditions.o,
132 or change them to build/gencondmd.o, as appropriate. Remove
133 insn-constants.h from $(simple_generated_h) and insn-conditions.c
134 from $(simple_generated_c). For all files remaining in those
135 two lists, add insn-conditions.md to the generator command line.
136 Give insn-constants.h/s-constants their own rules. Add rules
137 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
138 (build/read-rtl.o): Depend on gensupport.h.
139 (genprognormal): Include preds.
140 (genprogearly): Rename genprognoprint; only difference is now that
141 they don't link with $(BUILD_PRINT).
142 * dummy-conditions.c: Delete.
144 2006-01-22 Zack Weinberg <zackw@panix.com>
146 * genextract.c: Don't include insn-config.h. Do include vec.h.
147 Declare vectors of int, char, and locstr.
148 (locstr): New typedef.
149 (struct extraction): Make all array fields into bare pointers.
150 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
151 (insn_code_number): Delete.
152 (accum_extract): New struct.
153 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
154 (gen_insn): Take insn_code_number as an argument. Use an
155 accum_extract structure instead of loading data directly into
156 a struct extraction, and having to know how big it might get.
157 (walk_rtx): Operate entirely on an accum_extract structure.
158 (print_path): Avoid unnecessary use of printf.
159 (print_header): New function, split out of main. Distinguish
160 more carefully between an unrecognizable insn and an insn that
161 has the code number of a define_expand.
162 (main): Pass insn_code_number to gen_insn. Call print_header
163 only after parsing. Avoid unnecessary use of printf.
164 * Makefile.in (build/vec.o): New rule.
165 (build/genextract): Depend on build/vec.o.
166 (build/genextract.o): Don't depend on insn-config.h.
168 2006-01-22 Zack Weinberg <zackw@panix.com>
170 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
171 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
172 practical. Eliminate per-generator-program link rules.
174 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
177 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
178 with a call expr to ...
179 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
181 2006-01-23 Richard Guenther <rguenther@suse.de>
183 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
184 before make_edge with conditional EDGE_TRUE_VALUE.
186 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
187 Jan Hubicka <jh@suse.cz>
188 Richard Guenther <rguenther@suse.de>
190 PR rtl-optimization/25654
191 * cfgexpand.c (aggregate_contains_union_type): New function.
192 (add_alias_set_conflicts): Call it. Make sure to add conflicts
193 for structure variables that contain a union type.
195 2006-01-23 Richard Sandiford <richard@codesourcery.com>
197 * gengtype.c (new_structure): Return the structure.
198 (create_option): Add an extra "next" argument.
199 (create_field): New function.
200 (adjust_field_rtx_def): Use create_option and create_field.
201 Remove a now-unnecessary call to find_structure.
202 (adjust_field_tree_def): Likewise.
203 (note_yacc_type): Remove an unnecessary call to find_structure.
204 * gengtype.h (new_structure): Return the structure.
205 (create_option): Add an extra argument.
206 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
207 (option): Adjust calls to create_option.
209 2006-01-22 David Edelsohn <edelsohn@gnu.org>
211 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
213 2006-01-22 Paul Brook <paul@codesourcery.com>
214 Peter Barada <peter@the-baradas.com>
216 * config/m68k/m68k.md: Add Coldfire FPU support.
217 Define FP mode macro and associated attributes.
218 Use it for float mode patterns.
219 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
220 (LIBCALL_VALUE): Use m68k_libcall_value.
221 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
222 (m68k_function_value): Ditto.
223 (emit_move_sequence): Ditto.
224 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
225 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
226 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
227 (MULTILIB_EXCEPTIONS): Ditto.
228 * config/m68k/m68k.opt: Add mcfv4e.
229 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
230 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
231 (m68k_output_function_prologue): Save ColdFire FPU registers.
232 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
233 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
234 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
235 ColdFire FPU registers.
236 (m68k_libcall_value, m68k_function_value): New functions.
237 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
238 (LIBCALL_VALUE): Use m68k_libcall_value.
239 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
240 (MASK_COLDFIRE): Add MASK_CFV4E.
241 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
242 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
243 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
244 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
245 (GO_IF_LEGITIMATE_ADDRESS): Use it.
246 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
247 * doc/invoke.tex: Document -mcfv4e on m68k.
249 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
251 * doc/contribute.texi: Change CVS to SVN and update the corresponding
254 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
257 * c-opts.c (c_common_handle_option): Don't include
258 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
259 * doc/invoke.texi (C++ Dialect Options): Document that
260 -Wnon-virtual-dtor is no longer included in -Wall.
262 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
264 * gcov.c (print_version), gcov-dump.c (print_version),
265 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
268 2005-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
270 * df-scan.c (problem_SCAN): Added NULL reset function.
271 (df_scan_reset_blocks): Added code to call reset block function
272 (df_bb_refs_delete) Fixed comment.
273 (df_insn_refs_delete): Made tolerant of deleting non existent info
274 for dataflow problems that need to be reset.
275 * df-core.c (df_set_blocks): Ditto.
276 * df.h (struct df_problem): Added reset_fun.
277 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
278 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
279 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
280 functions to clear out all references to def-use or use-def chains.
282 2006-01-21 Ben Elliston <bje@au.ibm.com>
284 * varasm.c (assemble_real): Initialise data array.
286 2006-01-20 Paul Brook <paul@codesourcery.com>
288 Merge from csl-arm-branch.
289 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
290 * config/arm/arm.md (movdi): Force operands[1] to a register
291 if we have a non-register source.
292 (*arm_movdi, *movdf_soft_insn): Require that one of the
293 operands be a register.
294 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
295 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
297 2006-01-20 DJ Delorie <dj@redhat.com>
299 * varasm.c (initialize_constant_valid_p): Allow pointers
300 initialized from integer constants of lesser precision.
301 (output_constant): Allow non-int-sized pointer modes to be
302 initialized from integer constants.
304 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
307 * cppdefault.h (struct default_include): Add multilib flag.
308 * cppdefault.c (cpp_include_defaults): Set it.
309 * c.opt (-imultilib): New option.
310 * c-opts.c (imultilib): New.
311 (c_common_handle_option): Handle -imultilib.
312 (c_common_post_options): Likewise.
313 * c-incpath.c (add_standard_paths, register_include_chains):
315 * c-incpath.h (register_include_chains): Add extra parameter.
316 * gcc.c (do_spec_1): Generate -imultilib option.
317 (The Specs Language): Update %I description.
318 (process_command): Update copyright notice.
319 * doc/cppopts.texi (-imultilib): Document.
320 * doc/invoke.texi (-imultilib): Include in option summary.
321 (%I): Update specs documentation.
323 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
325 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
327 2006-01-20 Richard Sandiford <richard@codesourcery.com>
329 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
332 2006-01-20 Richard Guenther <rguenther@suse.de>
333 Steven Bosscher <stevenb.gcc@gmail.com>
335 PR rtl-optimization/24626
336 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
337 EDGE_TRUE_VALUE if in RTL mode.
340 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
341 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
343 2006-01-20 Dirk Mueller <dmueller@suse.com>
346 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
347 instead of a special NOP marker.
348 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
350 * c-common.h (empty_body_warning): Add forward declaration.
351 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
352 Now uses IS_EMPTY_STMT() instead of special NOP markers.
354 2005-01-20 Paul Brook <paul@codesourcery.com>
356 * Makefile.in (lang_checks): Keep going if mkdir fails.
358 2005-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
360 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
361 be able to clean out basic block when not necessary.
362 (df_scan_free): Fixed to properly delete information if df is
363 unused before calling df_finish.
364 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
365 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
367 (df_bb_refs_delete): New function.
368 (df_refs_delete): Moved per block code to df_bb_refs_delete.
369 * df-core.c (df_set_blocks): Added code to properly clean out
370 unused blocks if they are not part of the blocks to consider.
371 Added additional null check.
372 (df_compact_blocks): Added basic block parameter to free_bb_fun to
373 be able to clean out basic block when not necessary
374 * df.h (df_free_bb_function): Ditto.
375 (df_bb_refs_delete): New function.
376 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
377 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
378 basic block parameter to be able to clean out basic block when not
380 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
381 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
382 Fixed to properly delete information if df is unused before
385 2005-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
387 PR rtl-optimization/25799
388 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
389 Corrected confluence operator to remove bits from op2 before oring
390 with op1 rather than removing bits from op1.
391 (df_ru_transfer_function): Corrected test on wrong bitmap which
392 caused infinite loop. Both of these problems were introduced in
393 the dataflow rewrite.
395 2006-01-19 DJ Delorie <dj@redhat.com>
397 * reload1.c (find_reload_regs): Note the details of reload
398 failures in the dump file.
399 (spill_failure): Likewise.
401 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
403 * loop-iv.c: Include df.h and hashtab.h.
404 (enum iv_grd_result): New enum.
405 (DF_REF_IV, DF_REF_IV_SET): New macros.
406 (struct biv_entry): New.
407 (df, bivs): New global variables.
408 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
409 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
411 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
412 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
413 analyzed_for_bivness_p, record_biv): New functions.
414 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
415 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
416 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
418 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
420 (iv_number_of_iterations): Use new interface to iv analysis.
421 * loop-unroll.c: Do not include varray.h.
422 (analyze_iv_to_split_insn): Use new interface to iv
424 * loop-unswitch.c (may_unswitch_on): Ditto.
425 * df.c (df_bitmaps_free): Only work for bbs for that structures are
427 (df_bb_modify): Realloc tables to the new index.
428 (df_find_use): New function.
429 * df.h (df_find_use): Declare.
430 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
432 * cfgloop.h (struct rtx_iv): Remove analysed field.
433 (iv_get_reaching_def): Removed.
434 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
435 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
436 (loop-iv.o): Add df.h and hashtab.h dependency.
437 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
439 2006-01-20 Alan Modra <amodra@bigpond.net.au>
441 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
443 (__floatundisf, __floatundidf): Likewise.
444 * libgcc2.h (IS_IBM_EXTENDED): Define.
446 2006-01-19 DJ Delorie <dj@redhat.com>
448 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
450 2006-01-19 Paul Brook <paul@codesourcery.com>
452 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
453 as nothrow when unwinding tables are disabled.
455 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
458 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
459 of bit-field" when in system header.
461 2006-01-19 DJ Delorie <dj@redhat.com>
463 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
464 the 16 bit shift limit of the m16c.
466 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
469 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
470 * config/i386/i386.c (output_set_got): Output the label if we have one
471 for the TARGET_DEEP_BRANCH_PREDICTION case.
473 2006-01-19 Jan Hubicka <jh@suse.cz>
474 H.J. Lu <hongjiu.lu@intel.com>
475 Evandro Menezes <evandro.menezes@amd.com>
477 * invoke.texi (generic): Document
479 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
480 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
481 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
482 (x86_use_incdec, x86_pad_returns): New variables
483 (TARGET_CPU_DEFAULT_generic): New constant
484 (TARGET_CPU_DEFAULT_NAMES): Add generic.
485 (enum processor_type): Add generic32 and generic64.
486 * i386.md (cpu attribute): Add generic32/generic64
487 (movhi splitter): Behave sanely when both partial_reg_dependency and
488 partial_reg_stall are set.
489 (K8 splitters): Enable for generic as well.
490 * predicates.md (incdec_operand): Use TARGET_INCDEC
491 (aligned_operand): Avoid memory mismatch stalls.
492 * athlon.md: Enable for generic64, new patterns for 128bit moves.
493 * ppro.md: Enable for generic32
494 * i386.c (generic64_cost, generic32_cost): New.
495 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
496 (x86_use_leave): Enable for generic64. (x86_use_sahf,
497 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
498 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
499 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
500 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
501 x86_partial_reg_dependency, x86_memory_mismatch_stall,
502 x86_accumulate_outgoing_args, x86_prologue_using_move,
503 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
504 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
506 (x86_use_incdec, x86_pad_returns): New.
507 (override_options): Add generic32 and generic64, translate "generic"
508 to generic32/generic64 and "i686" to "generic32", refuse
509 "generic32"/"generic64" as arch target.
510 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
511 (ix86_reorg): Honor PAD_RETURNS.
513 2006-01-19 Diego Novillo <dnovillo@redhat.com>
515 * tree-pretty-print.c (dump_generic_node): Handle
516 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
517 * cgraph.c (cgraph_expand_queue): Rename from
518 cgraph_analyze_queue. Update all users.
519 * cgraphunit.c (cgraph_assemble_pending_functions): Process
521 (cgraph_expand_all_functions): Likewise.
522 (cgraph_finalize_pending_functions): Remove. Update callers.
524 * tree.h (OMP_DIRECTIVE_P): Define.
525 (OMP_PARALLEL_FN): Define.
526 (OMP_PARALLEL_DATA_ARG): Define.
527 (OMP_SECTIONS_SECTIONS): Define.
528 * tree-pass.h (pass_expand_omp): Declare.
529 * omp-low.c (struct omp_region): Declare.
530 (struct omp_context): Remove fields 'parallel_type',
531 'parallel_start_ix' and 'parallel_start_additional_args'.
533 (struct omp_for_data): Rename from struct expand_omp_for_data.
534 (omp_regions): New static variable.
535 (root_omp_region): New static variable.
536 (find_omp_clause): Make static.
537 (is_in_combined_parallel_ctx): Remove.
538 (is_combined_parallel): New.
539 (extract_omp_for_data): Move earlier in the file.
540 (workshare_safe_to_combine_p): New.
541 (get_ws_args_for): New.
542 (determine_parallel_type): Move earlier in the file.
543 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
545 (omp_copy_decl): Likewise.
546 (create_omp_child_function): Likewise.
547 (lookup_omp_region): New.
548 (dump_omp_region): New.
549 (debug_omp_region): New.
550 (debug_all_omp_regions): New.
551 (new_omp_region): New.
552 (scan_omp_parallel): If parallel_nesting_level > 1, the
553 directive is nested within another parallel directive.
555 (scan_omp_for): Do not try to handle combined parallel+for
557 Remove FIXME comment.
558 (scan_omp_nested): Remove.
559 (scan_omp_1): Do not call scan_omp_nested when
560 parallel_nesting_level is > 1.
561 Do not change the DECL_CONTEXT of local variables found.
562 (lookup_decl_in_outer_ctx): New.
563 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
564 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
565 (lower_reduction_clauses): Rename from expand_reduction_clauses.
566 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
567 If CTX is nested, lookup VAR in the outer context when
568 building copy assignment.
569 (lower_send_clauses): Rename from expand_send_clauses.
570 If CTX is nested, lookup VAR in the outer context when
571 building copy assignments.
572 (lower_send_shared_vars): Rename from expand_send_shared_vars.
573 If CTX is nested, lookup VAR in the outer context when
574 building copy assignments.
575 (expand_parallel_call): Rename from build_parallel_call.
576 Handle combined parallel+workshare cases.
577 Re-implement to emit code into the CFG.
579 (expand_omp_parallel): Re-implement to emit code into the CFG.
580 Call move_sese_region_to_fn to outline the sub-graph
581 containing the parallel region.
582 (expand_omp_for_1): Remove.
583 (expand_omp_for_generic): Re-implement to emit code into the
585 (expand_omp_for_static_nochunk): Likewise.
586 (expand_omp_for_static_chunk): Likewise.
587 (expand_omp_for): Likewise.
588 (expand_omp_sections): Likewise.
589 (remove_exit_barriers): New.
590 (expand_omp_synch): New.
592 (build_omp_regions_1): New.
593 (build_omp_regions): New.
594 (execute_expand_omp): New.
595 (gate_expand_omp): New.
596 (pass_expand_omp): Define.
597 (lower_omp_sections): Rename from expand_omp_sections.
598 Set OMP_SECTIONS_SECTIONS.
599 (lower_omp_single_simple): Rename from expand_omp_single_simple.
600 (lower_omp_single_copy): Rename from expand_omp_single_copy.
601 (lower_omp_single): Rename from expand_omp_simple.
602 (lower_omp_master): Rename from expand_omp_master.
603 (lower_omp_ordered): Rename from expand_omp_ordered.
604 (lower_omp_critical): Rename from expand_omp_critical.
605 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
606 (lower_omp_for): Re-implement.
607 (lower_omp_parallel): Re-implement.
608 (lower_regimplify): Rename from expand_regimplify.
609 (lower_omp_1): Rename from expand_omp_1.
610 If there are syntax errors in the program, replace every
611 OpenMP directive with NOP.
612 Call lower_omp_* instead of expand_omp_*.
613 (lower_omp): Rename from expand_omp.
615 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
616 * tree-gimple.h (enum omp_parallel_type): Remove.
617 (gimple_boolify): Declare extern.
618 (find_omp_clause, determine_parallel_type): Remove.
620 * gimple-low.c (lower_omp_directive): New.
621 (lower_stmt): Call it.
622 (record_vars_into): Move from ...
623 (record_vars): ... here.
624 Call record_vars_into with current_function_decl.
626 * gimplify.c (struct gimplify_ctx): Remove fields
627 combined_pre_p and combined_ctxp. Update users.
628 (get_formal_tmp_var): Add documentation.
629 (gimple_boolify): Make extern.
630 (gimplify_expr_in_ctx): Remove. Update callers.
631 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
632 will always be a BIND_EXPR.
633 (gimplify_expr): Handle OMP_RETURN_EXPR.
634 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
635 (OMP_PARALLEL): Add 3 operands.
636 (OMP_SECTIONS): Add 1 operand.
637 (OMP_RETURN_EXPR): Define.
639 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
640 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
641 * tree-iterator.c (alloc_stmt_list): Assert that we are not
642 creating a circular free list.
643 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
645 * tree-flow.h (move_sese_region_to_fn): Declare.
646 (record_vars_into): Declare.
647 * tree-cfg.c (make_omp_sections_edges): New.
648 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
649 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
650 OMP_SECTIONS and OMP_SECTION.
651 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
652 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
653 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
654 (gather_blocks_in_sese_region): New.
655 (struct move_stmt_d): Declare.
657 (move_block_to_fn): New.
658 (move_sese_region_to_fn): New.
660 * passes.c (init_optimization_passes): Schedule
661 pass_expand_omp after pass_init_datastructures.
663 * tree-ssa-operands.c (get_expr_operands): Handle
664 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
665 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
667 2006-01-19 Jeff Law <law@redhat.com>
669 * tree-vrp.c (extract_range_from_assert): Refine the result range
670 if the variable referenced by the ASSERT_EXPR has a range and
671 either the tentative result range or the previous range is a
674 2006-01-19 Richard Sandiford <richard@codesourcery.com>
676 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
678 2006-01-19 Jan Hubicka <jh@suse.cz>
680 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
682 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
684 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
685 (expand_compound_operation, expand_field_assignment): Fail if the
686 bit lengths of an extract operation are out of range.
687 (make_extraction): Compute wanted_inner_mode based on the position
688 and length of the extraction. Make it extraction_mode for non-constant
689 positions, and do not modify offset in that case. When generating a
690 new MEM, use a mode that can hold the extraction while keeping correct
691 alignment. Remove code that supported MEMs wrapped by USEs.
692 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
694 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
696 * config/s390/s390.md ("Y", "y"): New mode attribute.
697 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
698 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
699 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
700 "*addsi3_imm_cc", "*addsi3_carry1_cc",
701 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
702 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
703 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
704 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
705 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
706 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
707 "addsi3", "subsi3"): Insn patterns removed.
708 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
709 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
710 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
711 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
712 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
713 "*sub<mode>3_cconly2"): New insn patterns.
714 ("addsi3", "subsi3"): New expanders.
716 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
718 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
719 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
720 existing STMT_VINFO_VECTYPE if available.
721 (vect_mark_relevant): Add special handling for stmts that are
722 marked as STMT_VINFO_IN_PATTERN_P.
723 (vect_analyze_loop): Call vect_pattern_recog.
724 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
725 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
727 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
728 (vect_recog_func_ptr): New function-pointer type.
729 * tree-vect-patterns.c: New file.
730 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
731 (vect_recog_dot_prod_pattern, vect_pattern_recog):
732 (vect_pattern_recog_1): New functions.
733 (vect_pattern_recog_funcs): New array of function pointers.
735 * tree-vectorizer.h (ternary_op): New enum value.
736 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
737 declaration. Revised documentation. Removed redundant dump prints.
738 Removed redundant argument. Added support for reduction patterns.
739 (vectorizable_reduction): Added support for reduction patterns.
740 (vect_transform_stmt): Added support for patterns.
742 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
743 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
744 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
745 (expand_widen_pattern_expr): New function.
746 (init_optabs): Initialize new optabs udot_prod_optab,
748 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
749 (sdot_prod_optab, udot_prod_optab): Define new optabs.
750 (expand_widen_pattern_expr): New function declaration.
751 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
753 * tree-inline.c (estimate_num_insns_1): Added cases for new
754 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
755 * tree-pretty-print.c (dump_generic_node): Likewise.
757 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
758 * tree-ssa-operands.c (get_expr_operands): Added case for
760 * tree-vect-patterns.c (widened_name_p): New function.
761 (vect_recog_dot_prod_pattern): Added function implementation.
762 * tree-vect-transform.c (get_initial_def_for_reduction): Added
763 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
764 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
765 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
767 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
768 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
769 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
770 (init_optabs): Initialize new optabs widen_ssum_optab,
772 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
773 (widen_ssum_optab, widen_usum_optab): Define new optabs.
774 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
775 use instead of type of def.
776 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
777 function implementation.
778 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
779 widen_ssumv8hi): New.
781 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
784 2006-01-19 Richard Sandiford <richard@codesourcery.com>
787 * c-decl.c (add_flexible_array_elts_to_size): New function.
788 (finish_decl): Use it.
790 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
792 * diagnostic.h: Include options.h.
793 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
794 dependancies for diagnostic.h.
795 * Makefile.in (DIAGNOSTIC_H): Add options.h.
797 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
799 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
800 (ssa_ro_call_cache_valid): Ditto.
801 * tree-ssa-alias.c (sort_tags_by_id): New function.
802 (init_transitive_clobber_worklist): Ditto.
803 (add_to_worklist): Ditto.
804 (mark_aliases_call_clobbered): Ditto.
805 (compute_tag_properties): Ditto.
806 (set_initial_properties): Ditto.
807 (compute_call_clobbered): Ditto.
808 (compute_may_aliases): Call compute_call_clobbered and grouping.
809 (compute_flow_sensitive_aliasing): Remove clobbering related code.
810 (compute_flow_insensitive_aliasing): Grouping now happens in our
812 (setup_pointers_and_addressables): Remove clobbering related code.
813 (add_may_alias): Ditto.
814 (replace_may_alias): Ditto.
815 (get_nmt_for): Ditto.
817 (is_escape_site): Return an escape_type enumeration.
818 * tree-flow-inline.h (is_call_clobbered): Global var does not
819 imply call clobbered.
820 (mark_call_clobbered): Take a reason for marking this. Remove
821 marking of globalness, and cache invalidation.
822 (clear_call_clobbered): Remove cache invalidation code.
823 * tree-dfa.c (dump_variable): If details is on, dump the reason
825 * tree-outof-ssa.c (create_temp): Copy escape mask from original
827 * tree-flow.h (struct ptr_info_def): Add escape mask member.
828 (struct var_ann_d): Ditto.
829 (enum escape_type): New.
830 (mark_call_clobbered): Adjust prototype.
831 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
832 are never call clobbered.
833 Record reasons for escaping.
834 * tree-ssa-structalias.h (is_escape_site): Update prototype.
835 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
836 (ssa_ro_call_cache_valid): Ditto.
837 (clobbered_v_may_defs): Ditto.
838 (clobbered_vuses): Ditto.
839 (ro_call_vuses): Ditto.
840 (clobber_stats): New.
841 (init_ssa_operands): Zero out clobber stats.
842 (fini_ssa_operands): Print out clobber stats.
843 (get_call_expr_operands): Pass callee fndecl to
845 (add_call_clobber_ops): Remove use of cache.
846 Add use of PURE_CONST information.
847 (add_call_read_ops): Remove use of cache.
848 Add use of static not_read information.
850 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
852 Introduce TLS descriptors for i386 and x86_64.
853 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
854 (TARGET_ANY_GNU_TLS): New macro.
855 (enum tls_dialect): Added TLS_DIALECT_GNU2.
856 (struct machine_function): Add tls_descriptor_call_expanded_p.
857 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
858 (ix86_current_function_calls_tls_descriptor): Likewise.
859 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
860 (override_options): Introduce gnu2 tls dialect.
861 (ix86_frame_pointer_required): Functions containing TLSCALLs are
863 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
865 (legitimize_tls_address): Adjust logic for GNU2 TLS.
866 (ix86_init_machine_status): Initialize new field.
867 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
868 (ix86_tls_module_base): New.
869 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
870 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
871 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
872 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
873 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
874 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
875 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
876 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
877 * config/i386/predicates.md (tls_modbase_operand): New.
878 (tp_or_register_operand): New.
880 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
882 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
883 (look_for_address_of): Ditto.
884 (ipa_init): Walk the function decls.
885 (static_execute): Don't set readonly on FUNCTION_DECL's.
887 2006-01-18 Roger Sayle <roger@eyesopen.com>
889 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
890 for shifts where the source and destination registers are different.
892 2006-01-18 Paul Brook <paul@codesourcery.com>
894 Merge from csl-arm-branch.
895 2005-03-14 Julian Brown <julian@codesourcery.com>
896 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
897 (aeabi_llsl): Likewise.
899 (aeabi_lasr): Likewise.
901 (aeabi_llsr): Likewise.
902 2005-03-10 Julian Brown <julian@codesourcery.com>
903 * config.gcc: Disable shared libgcc for SymbianOS.
904 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
906 2006-01-18 DJ Delorie <dj@redhat.com>
908 * c-pragma.c (handle_pragma_diagnostic): New.
909 (init_pragma): Register it.
910 * doc/extend.texi: Document it.
912 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
913 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
914 (diagnostic_context): Add classify_diagnostic[].
915 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
916 as errors if they're overridden to DK_WARNING.
917 (diagnostic_initialize): Initialize classify_diagnostic[].
918 (diagnostic_set_kind_override): New.
919 (diagnostic_report_diagnostic): Check for kind changes.
920 * opts.c (common_handle_option): Take lang_mask. Update callers.
922 * common.opt (Werror=): New.
923 * doc/invoke.texi: Document -Werror=*
925 2006-01-18 Jeff Law <law@redhat.com>
927 * tree-vrp.c (test_for_singularity): Correct test for new
928 min limit. Use operand_equal_p rather than pointer equality
929 for testing if new min/max values are equal.
931 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
932 using range information until after propagation and folding.
934 2006-01-18 Richard Henderson <rth@redhat.com>
935 Aldy Hernandez <aldyh@redhat.com>
936 Jakub Jelinek <jakub@redhat.com>
937 Diego Novillo <dnovillo@redhat.com>
939 * omp-low.c: New file.
942 2006-01-18 Richard Henderson <rth@redhat.com>
943 Jakub Jelinek <jakub@redhat.com>
944 Diego Novillo <dnovillo@redhat.com>
946 * doc/invoke.texi: Document -fopenmp.
947 * tree-dump.h (debug_function): Declare.
948 * hooks.c (hook_bool_tree_bool_false): New function.
949 (hook_tree_tree_null): Remove.
950 (hook_tree_tree_tree_null): New.
951 * hooks.h: Update to match.
952 * tree-pretty-print.c (debug_tree_chain): New.
953 (print_generic_expr): Handle TDF_CHAIN.
954 (dump_generic_node): Handle BLOCK.
955 Do not abort with incomplete SWITCH_EXPRs.
956 Do not dump body of an OpenMP directive if TDF_SLIM is given.
957 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
958 print space after directive name.
959 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
960 Handle OMP_MASTER and OMP_ORDERED.
961 Handle printing of OMP_BODY just in one place, goto
962 dump_omp_body in the rest of OMP_* nodes that have
964 Don't handle clause nodes here. Update omp statements to
965 use dump_omp_clauses.
966 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
967 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
968 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
969 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
970 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
971 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
972 Adjust output for GOMP_PARALLEL.
973 (dump_omp_clauses): New.
974 (print_declaration): Dump DECL_VALUE_EXPR.
975 (op_symbol_1): Split out of op_symbol.
976 (dumping_stmts): Remove. Update all users.
977 * cgraph.c (cgraph_analyze_queue): New.
978 (cgraph_add_new_function): New.
979 * cgraph.h (cgraph_analyze_queue): Declare.
980 (cgraph_add_new_function): Declare.
981 (cgraph_lower_function): Remove.
982 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
983 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
984 and TYPE_P nodes in its default clause.
986 (tree_range_check_failed): New.
988 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
989 OMP_CLAUSE_REDUCTION_MERGE,
990 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
991 OMP_CLAUSE_PRIVATE_DEBUG,
992 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
993 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
994 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
995 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
996 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
997 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
998 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
999 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
1000 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
1001 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
1002 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
1003 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
1004 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
1005 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
1006 (TREE_RANGE_CHECK): New.
1007 (empty_body_p): Declare.
1008 (enum omp_clause_default_kind): New.
1009 (build_string_literal): Declare.
1010 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
1011 (build5_stat, build5): Declare.
1012 * tree-pass.h (TDF_CHAIN): Define.
1013 * tree-pass.h (PROP_gimple_lomp): Define.
1014 (pass_lower_omp): Declare.
1015 * diagnostic.h (debug_tree_chain): Declare.
1016 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
1018 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
1019 * builtins.c (build_string_literal): Make extern.
1020 * gcc.c (include_spec_function): New.
1021 (static_spec_functions): Add it.
1022 (main): Move load of libgomp.spec ...
1023 (LINK_COMMAND_SPEC): ... here.
1024 (link_gomp_spec): New.
1025 (static_specs): Include it.
1026 (LINK_COMMAND_SPEC): Add link_gomp.
1027 (GOMP_SELF_SPECS): New.
1028 (driver_self_specs): Include it.
1029 (switch_matches): Don't mark inline.
1030 (main): Load libgomp.spec.
1031 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
1032 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
1033 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
1034 * tree-gimple.h (enum omp_parallel): Declare.
1035 (determine_parallel_type): Declare.
1036 (omp_firstprivatize_variable): Declare.
1037 (omp_reduction_init): Declare.
1038 (diagnose_omp_structured_block_errors): Declare.
1039 (struct walk_stmt_info): Add want_return_expr.
1040 (struct walk_stmt_info): Add want_bind_expr, want_locations.
1041 (find_omp_clause): Declare.
1042 (insert_field_into_struct): Declare.
1043 (struct walk_stmt_info): Move from tree-nested.c
1044 (walk_stmts): Declare.
1045 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
1047 * cgraphunit.c (cgraph_lower_function): Make static.
1048 (cgraph_finalize_pending_functions): New.
1049 (cgraph_finalize_function): Call it.
1050 (cgraph_finalize_compilation_unit): Likewise.
1051 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
1052 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
1053 (BT_FN_UINT_UINT): New.
1054 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
1055 DEF_FUNCTION_TYPE_VAR_4): Document.
1056 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
1057 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
1058 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
1059 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
1060 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
1061 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
1062 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
1063 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
1064 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
1065 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
1066 into separate files.
1067 (DEF_GOMP_BUILTIN): New.
1068 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
1069 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
1070 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
1071 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
1072 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
1073 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
1074 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
1075 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
1076 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
1077 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
1078 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
1079 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
1080 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
1081 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
1082 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
1083 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
1084 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
1085 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
1086 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
1087 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
1088 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
1089 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
1090 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
1091 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
1092 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
1093 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
1094 * sync-builtins.def: New file, moved from builtins.def.
1095 * omp-builtins.def: New file, moved from builtins.def.
1096 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
1097 * gimple-low.c (lower_function_body): Clear data.
1098 (lower_stmt): Do not handle COMPOUND_EXPR.
1099 Remove call to print_node_brief.
1100 * c-tree.h (c_finish_omp_clauses): New prototype.
1101 (C_DECL_THREADPRIVATE_P): Define.
1102 (lookup_name_no_remap, c_omp_remap_private): Remove
1103 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
1104 (check_for_loop_decls): Update decl.
1105 (lookup_name_no_remap, c_omp_remap_private): Declare.
1106 (build_indirect_ref, build_modify_expr, pushdecl,
1107 pushdecl_top_level): Move to c-common.h.
1108 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
1109 before the switch, but just in the 2 places that need it.
1110 * c-decl.c (diagnose_mismatched_decls): Do not check for
1111 mismatched thread-local attributes when OLDDECL is marked
1112 threadprivate and NEWDECL has no thread-local attributes.
1113 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
1114 (c_gimple_diagnostics_recursively): Rename from
1115 c_warn_unused_result_recursively. Invoke
1116 diagnose_omp_structured_block_errors.
1117 (check_for_loop_decls): Return a singular decl found.
1118 * langhooks.c (lhd_omp_predetermined_sharing): Return
1119 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
1120 (lhd_omp_firstprivatize_type_sizes): New.
1121 (lhd_omp_assignment): New.
1122 (lhd_omp_predetermined_sharing): New.
1123 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
1124 (struct lang_hooks_for_types): Add
1125 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
1126 omp_predetermined_sharing, omp_disregard_value_expr,
1127 omp_private_debug_clause, omp_clause_default_ctor,
1128 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
1129 (c_finish_omp_clauses): New.
1130 (c_finish_bc_stmt): Diagnose break within omp for.
1131 (c_begin_omp_parallel, c_finish_omp_parallel): New.
1132 (build_unary_op): Return error_mark after reporting
1134 (build_modify_expr): Likewise.
1135 * gimplify.c: Include optabs.h and pointer-set.h.
1136 (enum gimplify_omp_var_data): Declare.
1137 (struct gimplify_omp_ctx): Declare.
1138 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
1140 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
1141 (push_gimplify_context, pop_gimplify_context): Allow nesting.
1142 (splay_tree_compare_decl_uid): New.
1143 (new_omp_context): New.
1144 (delete_omp_context): New.
1145 (gimple_add_tmp_var): Call omp_add_variable.
1146 (gimplify_bind_expr): Likewise.
1147 (gimplify_var_or_parm_decl): If omp_notice_variable returned
1148 true, disregard DECL_VALUE_EXPR on the decl if any.
1149 (gimplify_expr_in_ctx): New.
1150 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
1151 omp_add_variable, omp_notice_variable, omp_is_private
1152 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
1153 gimplify_adjust_omp_clauses, gimplify_omp_parallel
1154 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
1155 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
1156 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
1157 gimplify_omp_atomic): New.
1158 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1159 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1160 OMP_CRITICAL and OMP_ATOMIC.
1161 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
1162 * c-pragma.h (enum pragma_kind): Add
1163 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
1164 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
1165 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
1166 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
1167 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
1168 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
1169 PRAGMA_OMP_THREADPRIVATE.
1170 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
1171 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
1172 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
1173 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
1174 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
1175 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
1176 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
1177 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
1178 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
1179 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
1180 * tree-ssa-dce.c (find_control_dependence): Do not assume that
1181 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
1182 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
1184 (struct nesting_info): Add field_map,
1185 suppress_expansion, debug_var_chain.
1186 (create_nesting_tree): Initialize them.
1187 (lookup_field_for_decl): Use field_map.
1188 (get_nonlocal_debug_decl, get_local_debug_decl): New.
1189 (convert_local_omp_clauses): New.
1190 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
1191 (walk_body): Split out of walk_function.
1192 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
1193 (convert_nonlocal_reference): Handle omp statements.
1194 (convert_local_reference): Likewise.
1195 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
1196 (unnest_nesting_tree): New.
1197 (lower_nested_functions): Call it.
1198 (insert_field_into_struct): Make extern.
1199 (struct walk_stmt_info): Move to tree-gimple.h.
1200 (walk_stmts): Make extern.
1201 * omp-builtins.def: New file.
1202 * tree-iterator.c (expr_only): Clarify comment.
1203 * c-common.h (pushdecl_top_level, pushdecl,
1204 build_modify_expr, build_indirect_ref,
1205 c_finish_omp_master, c_finish_omp_critical,
1206 c_finish_omp_ordered, c_finish_omp_barrier,
1207 c_finish_omp_atomic, c_finish_omp_flush,
1208 c_finish_omp_for, c_split_parallel_clauses,
1209 omp_clause_default_kind, c_omp_sharing_predetermined,
1210 c_omp_remap_decl): Declare.
1211 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
1212 (OBJS-common): Add omp-low.o.
1213 (c-omp.o, omp-low.o): Add.
1214 (gimplify.o): Add dependency on $(OPTABS_H).
1215 (GTFILES): Add omp-low.c.
1216 (gt-stringpool.h): Add.
1217 * tree-cfg.c (set_bb_for_stmt): Do not update the
1218 block-to-labels map if we are currently expanding to RTL.
1219 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
1221 Handle IDENTIFIER_NODE.
1222 (tree_verify_flow_info): Do not ICE when emitting error
1223 messages about invalid labels.
1224 (dump_function_to_file): Reset CFUN before emitting the body
1226 (debug_function): New.
1227 * passes.c (init_optimization_passes): Schedule
1229 * langhooks-def.h (lhd_omp_predetermined_sharing,
1230 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
1232 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
1233 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
1234 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
1235 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
1236 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
1237 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
1238 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
1239 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
1240 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
1241 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
1242 (LANG_HOOK_DECLS): Use them.
1244 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
1245 Richard Henderson <rth@redhat.com>
1246 Jakub Jelinek <jakub@redhat.com>
1247 Diego Novillo <dnovillo@redhat.com>
1249 * c-parser.c (pragma_omp_clause): Define.
1250 (c_parser_declaration_or_fndef): Document OpenMP syntax.
1251 (c_parser_compound_statement): Likewise.
1252 (c_parser_statement): Likewise.
1253 (c_parser_pragma): Handle omp pragmas.
1254 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
1255 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
1256 (c_parser_omp_clause_name, check_no_duplicate_clause,
1257 c_parser_omp_variable_list,
1258 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
1259 c_parser_omp_clause_copyprivate,
1260 c_parser_omp_clause_default,
1261 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
1262 c_parser_omp_clause_lastprivate,
1263 c_parser_omp_clause_nowait,
1264 c_parser_omp_clause_num_threads,
1265 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
1266 c_parser_omp_clause_reduction,
1267 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
1268 c_parser_omp_all_clauses, c_parser_omp_structured_block,
1269 c_parser_omp_atomic, c_parser_omp_barrier,
1270 c_parser_omp_critical, c_parser_omp_flush,
1271 c_parser_omp_for_loop, c_parser_omp_for,
1272 c_parser_omp_master, c_parser_omp_ordered,
1273 c_parser_omp_sections_scope, c_parser_omp_sections,
1274 c_parser_omp_parallel, c_parser_omp_single,
1275 c_parser_omp_construct, c_parser_omp_threadprivate): New.
1276 * c-pragma.c (init_pragma): Do omp pragma registration here.
1277 * c.opt (fopenmp): New flag.
1279 2006-01-18 Eric Christopher <echristo@apple.com>
1281 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
1282 * config/darwin.h (GOMP_SELF_SPECS): Define.
1284 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1286 * rtl.h: Remove the prototype for reg_alloc.
1288 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1291 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
1292 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
1293 sjlj and dwarf2 exception handling.
1294 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
1295 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
1296 * pa/pa.c (function_value): Treat complex and vector types as
1298 (function_arg): Likewise. Only pass scalar floats in the floating
1299 point argument registers.
1300 * pa/t-slibgcc-dwarf-ver: New file.
1301 * pa/t-slibgcc-sjlj-ver: New file.
1302 * pa/t-slibgcc-elf-ver: Delete file.
1304 2006-01-19 Alan Modra <amodra@bigpond.net.au>
1306 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
1307 unlikely_test_section_p test.
1309 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1311 * mode-switching.c (optimize_mode_switching): Make it static.
1312 * basic-block.h: Remove the prototype for
1313 optimize_mode_switching.
1315 * modulo-sched.c (sms_schedule): Make it static.
1316 * rtl.h: Remove the prototype for sms_schedule.
1318 * postreload-gcse.c (gcse_after_reload_main): Make it static.
1319 * rtl.h: Remove the prototype for gcse_after_reload_main.
1321 * reg-stack.c (reg_to_stack): Make it static.
1322 * rtl.h: Remove the prototype for reg_to_stack.
1324 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
1326 * rtl.h: Remove the prototypes for regrename_optimize and
1327 copyprop_hardreg_forward.
1329 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
1331 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
1332 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
1333 Test against the appropriate null constant for the mode.
1334 If 'fixup_overlap' is true, swap the operands if they overlap.
1335 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
1336 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
1337 alpha_split_tmode_pair and adjust for above change.
1338 * config/alpha/alpha.md (movtf_internal): Adjust call to
1339 alpha_split_tfmode_pair and rely on it to swap the operands.
1340 (movti_internal): New insn and post-reload splitter.
1341 (movti): New expander.
1343 2006-01-18 Philippe De Muyter <phdm@macqel.be>
1345 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
1348 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
1350 * rtlanal.c (global_reg_mentioned_p_1,
1351 global_reg_mentioned_p): Remove.
1352 * rtl.h: Remove the prototype for global_reg_mentioned_p.
1354 * flow.c (initialize_uninitialized_subregs): Make it static.
1355 * rtl.h: Remove the prototype for
1356 initialize_uninitialized_subregs.
1358 * function.c (instantiate_virtual_regs): Make it static.
1359 * function.h: Remove the prototype for
1360 instantiate_virtual_regs.
1362 * regmove.c (regmove_optimize, combine_stack_adjustments):
1364 * rtl.h: Remove the prototypes for regmove_optimize and
1365 combine_stack_adjustments.
1367 2006-01-17 Roger Sayle <roger@eyesopen.com>
1369 * config/i386/i386.c (COSTS_N_BYTES): New macro.
1370 (size_cost): Encode costs in bytes so that a reg-reg addition is
1371 equivalent to COSTS_N_INSNS(1).
1372 (override_options): Use the size_cost.branch_cost as the default
1373 ix86_branch_cost when optimizing for size.
1375 2006-01-18 Ben Elliston <bje@au.ibm.com>
1377 * Makefile.in (D32PBIT_FUNCS): New.
1378 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
1379 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
1380 D64PBIT_FUNCS and D128PBIT_FUNCS.
1381 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
1382 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
1384 (decnumber_dep): Define.
1385 * doc/libgcc.texi (Decimal float library routines): New node.
1386 * config/dfp-bit.h, config/dfp-bit.c: New files.
1388 2006-01-18 Ben Elliston <bje@au.ibm.com>
1390 * expr.c (emit_move_change_mode): Always adjust addresses, not
1391 just during reload. Copy replacements only during reload.
1392 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
1393 emit_move_via_integer.
1395 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
1397 * Makefile.in (check-%, check-consistency): Use $${srcdir}
1398 instead of $(srcdir) and ${srcdir}.
1400 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
1404 * arm.h (struct machine_function): Add pic_reg.
1405 * arm.c (arm_pic_register): Make unsigned.
1406 (arm_override_options): Only set arm_pic_register if
1407 TARGET_SINGLE_PIC_BASE.
1408 (use_return_insn): Only test for a pic register if it is fixed.
1409 (arm_compute_save_reg0_reg12_mask): Likewise.
1410 (thumb_compute_save_reg_mask): Likewise.
1411 (legitimate_pic_operand): Factor out some known invariants.
1412 (legitimize_pic_address): If we don't have a fixed pic register,
1413 then set up a pseudo in the function entry sequence. Handle the
1414 pic base being in a pseudo.
1415 (arm_load_pic_register): Handle the pic register being in a pseudo.
1416 (arm_expand_prologue): Only set up the pic register if it is fixed.
1417 (thumb_expand_prologue): Likewise.
1418 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
1419 (pic_load_addr_based_insn): Likewise.
1420 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
1423 2006-01-18 Ben Elliston <bje@au.ibm.com>
1425 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
1426 decimal float modes for all floating point registers.
1428 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
1429 match_code "mem" with match_test "macho_lo_sum_memory_operand".
1431 2006-01-17 Jakub Jelinek <jakub@redhat.com>
1434 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
1435 even when the pointer is not NULL.
1437 2006-01-16 Ian Lance Taylor <ian@airs.com>
1439 * common.opt (ftoplevel-reorder): New option.
1440 * cgraph.c (cgraph_asm_nodes): New global variable.
1441 (cgraph_asm_last_node): New static variable.
1442 (cgraph_order): New global variable.
1443 (cgraph_create_node): Set new order field.
1444 (cgraph_varpool_node): Likewise.
1445 (decide_is_variable_needed): Return true if not
1446 flag_toplevel_reorder.
1447 (cgraph_add_asm_node): New function.
1448 * cgraph.h (struct cgraph_node): Add order field.
1449 (struct cgraph_varpool_node): Add order field.
1450 (struct cgraph_asm_node): Define.
1451 (cgraph_asm_nodes, cgraph_order): Declare.
1452 (cgraph_add_asm_node): Declare.
1453 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
1455 (cgraph_varpool_assemble_pending_decls): Call it.
1456 (cgraph_output_pending_asms): New static function.
1457 (cgraph_finalize_compilation_unit): Call it.
1458 (struct cgraph_order_sort): Define.
1459 (cgraph_output_in_order): New static function.
1460 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
1461 !flag_toplevel_reorder case.
1462 * c-parser.c: Include "cgraph.h".
1463 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
1465 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
1466 than -fno-unit-at-a-time.
1467 * doc/invoke.texi (Option Summary): Mention
1468 -fno-toplevel-reorder.
1469 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
1470 -funit-at-a-time documentation.
1472 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
1473 Kazu Hirata <kazu@codesourcery.com>
1475 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
1477 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
1479 * Makefile.in (FUNCTION_H): New. Use it instead of
1480 function.h throughout the file.
1481 * function.h: Include tree.h.
1483 2006-01-17 Ben Elliston <bje@au.ibm.com>
1485 * recog.c: Separate some functions with whitespace.
1487 2006-01-16 Richard Henderson <rth@redhat.com>
1489 Merge from gomp branch:
1490 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
1491 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
1492 and rename from struct inline_data. Rename callee* to dst*;
1493 caller* to src*; add copy_decl hook, transform_call_graph_edges,
1494 transform_new_cfg, transform_return_to_modify, and
1495 transform_lang_insert_block flags; remove cloning_p, versioning_p,
1497 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
1498 (copy_decl_for_dup): Remove.
1499 * tree-inline.c (struct inline_data): Move to header.
1500 (insert_decl_map): Export.
1501 (remap_decl): Update for member name changes. Use copy_decl hook.
1502 Allow for replacement to be a non-decl. Remove dead code.
1503 (remap_type_1): Check for existing mapping.
1504 (remap_type): Export.
1505 (remap_decls): Update for member name changes.
1506 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
1507 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
1508 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
1509 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
1510 (tree_function_versioning, build_duplicate_type): Likewise.
1511 (copy_body_r): Likewise. Export.
1512 (copy_decl_for_dup): Split into ...
1513 (copy_decl_for_dup_finish, copy_decl_to_var,
1514 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
1515 (replace_ref_tree, inlining_p): Remove.
1517 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1519 * ifcvt.c (if_convert): Make it static.
1520 * rtl.h: Remove the prototype for if_convert.
1522 * local-alloc.c (local_alloc): Make it static.
1523 * rtl.h: Remove the prototype for local_alloc.
1525 * loop.c (loop_optimize): Make it static.
1526 * cfgloop.h: Remove the prototype for loop_optimize.
1529 2006-01-16 DJ Delorie <dj@redhat.com>
1531 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
1534 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1536 * pa.md: Disparage copies between general and floating-point registers
1537 in 32-bit move patterns.
1539 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
1542 * Makefile.in (check-%): Depend on site.exp instead of
1543 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
1546 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1548 * global.c (global_alloc): Make it static.
1549 * rtl.h: Remove the prototype for global_alloc.
1551 2006-01-16 Richard Guenther <rguenther@suse.de>
1553 * tree-ssa-alias.c (struct used_part): Add write_only field.
1554 (get_or_create_used_part_for): Initialize it to true.
1555 (create_overlap_variables_for): Don't create structure variables
1556 for structures that only are written to.
1557 (find_used_portions): Handle MODIFY_EXPR to track whether a
1558 structure is only written to.
1560 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1562 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
1564 * basic-block.h: Remove the prototype for
1565 partition_hot_cold_basic_blocks.
1567 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
1569 * cppspec.c (lang_specific_spec_functions): remove
1570 * gcc.c (lookup_spec_function): use static_spec_functions directelly
1571 * gcc.h (lang_specific_spec_functions): remove
1572 * gccspec.c (lang_specific_spec_functions): remove
1574 2005-01-16 Paolo Bonzini <bonzini@gnu.org>
1576 * combine.c (record_value_for_reg): Invalidate registers
1578 (record_dead_and_set_regs_1): Likewise, by passing them to
1579 record_value_for_reg.
1580 (record_dead_and_set_regs): Invalidate stores made by a
1581 call. We do not combine across a call, but we still
1582 relied on equivalences.
1584 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
1586 * tree-vrp.c (extract_range_from_binary_expr): Cope with
1587 vrp_int_const_binop returning non-constant nodes.
1589 2006-01-16 Paul Brook <paul@codesourcery.com>
1591 * config/m68k/m68k.c (output_move_const_into_data_reg):
1592 Output correct mnemonic for mvz and mvs.
1594 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
1596 * rtl-factoring.c: Add sequence abstraction algorithm.
1597 * cfgcleanup.c (outgoing_edges_match): Extra checks.
1598 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
1600 (block_has_preserve_label): New function.
1601 * common.opt: Register new pass.
1602 * Makefile.in: Ditto.
1604 * timevar.def: Ditto.
1605 * tree-pass.h: Ditto.
1606 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
1607 * rtl.h (make_jump_insn_raw): Add forward decl.
1608 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
1610 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
1611 Roger Sayle <roger@eyesopen.com>
1613 * fold-const.c (fold_minmax): New static function.
1614 (fold_binary) <MIN_EXPR>: Call it.
1615 <MAX_EXPR>: Likewise.
1616 * stor-layout.c (place_field): Use DECL_SIZE consistently
1617 in the computation of the new record size.
1619 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
1621 * cse.c (cse_condition_code_reg): Make it static.
1622 * rtl.h: Remove the prototype for cse_condition_code_reg.
1624 * combine.c (combine_instructions): Make it static.
1625 * rtl.h: Remove the prototype for combine_instructions.
1627 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1630 * tree.c (get_file_function_name_long): Concatenate the first global
1631 object name with a string derived from the input filename of the object
1634 2006-01-16 Ben Elliston <bje@au.ibm.com>
1636 * config/i386/winnt-stubs.c: Update FSF address.
1637 * config/xtensa/ieee754-df.S: Ditto.
1638 * config/xtensa/ieee754-sf.S: Ditto.
1640 2006-01-14 Ian Lance Taylor <ian@airs.com>
1642 * ifcvt.c (noce_init_if_info): New static function, broken out of
1643 noce_process_if_block.
1644 (noce_process_if_block): Call noce_init_if_info.
1645 (check_cond_move_block): New static function.
1646 (cond_move_process_if_block): New static function.
1647 (process_if_block): Call cond_move_process_if_block.
1649 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
1651 * cselib.c (hash_table): Rename to cselib_hash_table.
1652 (cselib_clear_table, discard_useless_values,
1653 remove_useless_values, cselib_lookup_mem, cselib_lookup,
1654 cselib_init, cselib_finish): Adjust uses of hash_table.
1656 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
1658 PR tree-optimization/25485
1659 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
1660 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
1661 is known to be false and true, respectively.
1663 2006-01-14 Richard Guenther <rguenther@suse.de>
1665 PR tree-optimization/22548
1666 PR tree-optimization/22555
1667 PR tree-optimization/22501
1668 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
1669 * params.def (salias-max-array-elements): New parameter.
1670 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
1671 * doc/invoke.texi (salias-max-array-elements): Document.
1672 * tree-flow-inline.h (var_can_have_subvars): We also handle
1674 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
1676 * tree-ssa-structalias.c (params.h): Include.
1677 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
1678 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
1679 (get_constraint_for): For ADDR_EXPR operating on something
1680 containing an ARRAY_REF, add all subvars to the solution.
1681 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
1682 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
1683 for creating MUST_DEFs.
1684 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
1686 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
1688 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
1690 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
1691 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
1692 number_of_iterations_le): New functions.
1693 (number_of_iterations_special): Removed.
1694 (number_of_iterations_exit): Do not use number_of_iterations_special.
1695 * tree.c (unsigned_type_for): Always return integer type.
1697 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
1698 Richard Guenther <rguenther@suse.de>
1700 PR rtl-optimization/24257
1701 * gcse.c (find_moveable_store): Only consider a store movable
1702 when the SET_SRC of the insn can be assigned to a register.
1704 2006-01-14 Ian Lance Taylor <ian@airs.com>
1706 * tree.c (tree_not_class_check_failed): New function.
1707 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
1708 (tree_not_class_check_failed): Declare.
1710 2006-01-13 Ian Lance Taylor <ian@airs.com>
1712 * reload1.c (do_output_reload): Add assertion rejecting a
1715 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
1717 * combine.c (struct reg_stat): Add new fields truncation_label and
1719 (record_value_for_reg): Reset truncated_to_mode.
1720 (record_truncated_value): New function.
1721 (check_promoted_subreg): Call it. Rename to check_conversions.
1722 (combine_instructions): Rename check_promoted_subreg to
1724 (reg_truncated_to_mode): New function.
1725 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
1726 (gen_lowpart_or_truncate): New function.
1727 (force_to_mode): Use it instead of gen_lowpart.
1729 2006-01-13 Diego Novillo <dnovillo@redhat.com>
1731 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
1732 VAR is a tag, not its type tag.
1734 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
1736 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
1737 alternatives to match style of other entries.
1738 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
1740 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
1742 PR tree-optimization/25771
1743 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
1746 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
1749 * tree-inline.c (declare_return_variable): If the return variable
1750 was marked as a non gimple complex, set the return slot variable
1751 to be a non gimple comple variable.
1753 2006-01-13 Richard Guenther <rguenther@suse.de>
1755 * builtins.c (expand_builtin_sincos): New function.
1756 (expand_builtin_mathfn_3): Remove dead code, sin and cos
1758 (expand_builtin): Expand sincos using expand_builtin_sincos.
1760 2006-01-12 DJ Delorie <dj@redhat.com>
1762 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
1763 shift counts, separate SI shifts for m32c vs m16c, pass shift type
1764 so that constant shifts can be split.
1765 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
1766 (m32c_valid_pointer_mode): Make static.
1767 (shift_gen_func_for): New.
1768 (m32c_prepare_shift): Use it. Split large const shifts into
1770 * config/m32c/predicates.md (shiftcount_operand): Allow more
1772 (longshiftcount_operand): New.
1773 * doc/md.texi (Machine Constraints): Document In6.
1775 2006-01-13 Ben Elliston <bje@au.ibm.com>
1777 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
1778 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
1781 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
1783 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
1784 to try to avoid clobbering pieces of structures when we know
1785 something about the whole structure.
1786 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
1788 2006-01-13 Ben Elliston <bje@au.ibm.com>
1790 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
1791 return in memory, as this is no limitation is no longer present.
1793 2006-01-12 DJ Delorie <dj@redhat.com>
1795 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
1796 mova with fb, and for fb+0 -> An.
1798 * config/m32c/mov.md (peephole2): Fix enabling logic.
1800 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
1801 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
1802 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
1803 FINI_ARRAY_SECTION_ASM_OP): Define.
1805 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
1807 (m32c_legitimize_reload_address): New logic to reload FB to An.
1808 (m32c_output_reg_push): Add newline.
1809 (m32c_output_reg_pop): Likewise.
1811 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
1813 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
1815 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
1817 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
1819 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
1821 * config/sh/predicates.md (sh_rep_vec): Add parallel to
1824 2006-01-11 Ben Elliston <bje@au.ibm.com>
1826 * rtlanal.c (find_reg_note): Assert insn is not null.
1828 2005-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1830 * df-scan.c (df_hard_reg_init): Move declaration of i outside
1833 2006-01-11 Jeff Law <law@redhat.com>
1835 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
1837 (mark_threaded_blocks, register_jump_thread): New functions.
1838 (thread_through_all_blocks): Remove unwanted argument. No
1839 longer rely on e->aux to communicate thread target info.
1840 Call mark_threaded_blocks. Release the threaded_blocks
1841 bitmap and threaded_edges vector when complete.
1842 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
1843 (threaded_blocks): Remove.
1844 (tree_ssa_dominator_optimize): Remove initialization and
1845 finalization of threaded_blocks. Simplify call to
1846 thread_through_all_blocks.
1847 (thread_across_edge): Call register_jump_thread rather than
1848 storing thread information into e->aux.
1849 (free_all_edge_infos): Simplify now that e->aux is no longer
1850 used to communicate with thread_through_all_blocks.
1851 * tree-flow.h (thread_through_all_blocks): Update prototype.
1852 (register_jump_thread): Prototype.
1854 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
1856 * df-core.c (df_compact_blocks, df_bb_replace): Use
1857 SET_BASIC_BLOCK instead of BASIC_BLOCK.
1859 2006-01-11 Richard Guenther <rguenther@suse.de>
1861 PR tree-optimization/25734
1862 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
1863 stop propagation after successful propagation to the LHS.
1865 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
1867 * basic-block.h (control_flow_graph): Change the type of
1868 x_basic_block_info to VEC(basic_block,gc) *.
1869 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
1871 (SET_BASIC_BLOCK): New.
1872 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
1873 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
1874 * cfgbuild.c (find_basic_blocks): Likewise.
1875 * cfglayout.c (fixup_reorder_chain): Likewise.
1876 * cfgrtl.c (create_basic_block_structure,
1877 rtl_create_basic_block): Likewise.
1878 * ifcvt.c (find_if_case_1): Likewise.
1879 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
1882 2005-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
1884 * Makefile.in: Removed rotted odf.c entry.
1886 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
1889 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
1890 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
1891 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
1892 output pattern modifier, not %e.
1893 * config/cris/cris.c (cris_op_str): Update comment about pattern
1895 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
1896 before falling through into...
1897 <case 'E'>: Redefined from old 'e' case.
1899 2006-01-11 Jan Hubicka <jh@suse.cz>
1902 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
1904 2006-01-11 Jan Hubicka <jh@suse.cz>
1906 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
1907 * i386.c (x86_decompose_lea): Kill.
1908 (ix86_rtx_costs): Kill.
1910 2006-01-11 Jan Hubicka <jh@suse.cz>
1912 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
1913 * cgraph.h (cgraph_node): Add inline_decl.
1914 (cgraph_insert_node_to_hashtable): Declare.
1915 (save_inline_function_body): Declare.
1916 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
1918 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
1919 (cgraph_function_versioning): Update call of tree_function_versioning.
1920 (save_inline_function_body): New function.
1921 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
1922 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
1923 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
1924 (cgraph_default_inline_p): Likewise.
1925 (cgraph_decide_inlining_incrementally): Likewise.
1926 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
1927 (copy_bb): Kill saving; do updating of clones.
1928 (copy_cfg_body): Kill saving.
1929 (initialize_inlined-parameters): Likewise.
1930 (expand_call_inline): Likewise.
1932 (tree_function_versioning): New parameter "update_clones".
1933 (inlining_p): Kill saving.
1934 * tree-inline.h (tree_function_versioning): Update prototype.
1935 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
1938 2006-01-11 Ian Lance Taylor <ian@airs.com>
1940 * combine.c (struct undo): Remove is_int. Enumify types of undos.
1941 Allow undoing set of machine mode.
1942 (do_SUBST): Use enums instead of is_int.
1943 (do_SUBST_MODE): New function.
1944 (SUBST_MODE): New macro.
1945 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
1946 reg and trying to replace reg_regno_rtx with a new register.
1947 (undo_all): Use new enums, handle undoing a PUT_MODE change.
1948 (simplify_set): Use SUBST_MODE.
1949 (distribute_notes): Remove code that tried to update reg notes
1950 for regno_reg_rtx changes.
1952 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
1954 PR tree-optimization/23109
1955 PR tree-optimization/23948
1956 PR tree-optimization/24123
1958 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
1959 * tree-cfg.c (single_noncomplex_succ): New.
1960 * tree-flow.h (single_noncomplex_succ): Declare it.
1961 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
1962 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
1963 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
1964 insert_bb, register_division_in, insert_reciprocals,
1965 replace_reciprocal, free_bb): New.
1966 (execute_cse_reciprocals_1): Rewritten.
1967 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
1968 Do not commit any edge insertion. Always compute dominators and
1969 create the allocation pool.
1970 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
1971 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
1972 * targhooks.c (default_min_divistions_for_recip_mul): New.
1973 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
1974 * passes.c (init_optimization_passes): Run recip after tree loop
1976 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
1978 2005-01-11 Danny Berlin <dberlin@dberlin.org>
1979 Kenneth Zadeck <zadeck@naturalbridge.com>
1981 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
1982 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
1983 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
1984 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
1985 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
1986 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
1987 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
1988 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
1989 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
1990 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
1991 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
1992 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
1993 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
1994 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
1995 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
1996 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
1997 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
1998 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
1999 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
2000 DF_SCAN_POST_ALLOC): New macros.
2001 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
2002 df_free_bb_function, df_local_compute_function, df_init_function,
2003 df_dataflow_function, df_confluence_function_0,
2004 df_confluence_function_n, df_transfer_function,
2005 df_finalizer_function, df_free_function, df_dump_problem_function,
2006 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
2007 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
2008 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
2009 df_urec_bb_info, ) New types.
2010 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
2012 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
2013 df_analyze_simple_change_some_blocks,
2014 df_analyze_simple_change_one_block, df_compact_blocks,
2015 df_bb_replace, df_bb_regno_last_use_find,
2016 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
2017 df_insn_regno_def_p, df_find_def, df_find_use,
2018 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
2019 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
2020 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
2021 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
2022 debug_df_chain, df_get_dependent_problem, df_chain_create,
2023 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
2024 df_grow_bb_info, df_chain_dump, df_print_bb_index,
2025 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
2026 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
2027 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
2028 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
2029 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
2030 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
2031 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
2032 df_ref_remove, df_insn_refs_delete, df_refs_delete,
2033 df_reorganize_refs, df_set_state, df_hard_reg_init,
2034 df_read_modify_subreg_p) New public functions.
2035 * df-core.c: The core dataflow solver and glue routines for rtl
2037 (df_init, df_add_problem, df_set_blocks, df_finish,
2038 df_hybrid_search_forward, df_hybrid_search_backward,
2039 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
2040 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
2041 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
2042 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
2043 df_reg_defined, df_find_use, df_reg_used, df_dump,
2044 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
2045 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
2046 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
2047 debug_df_useno, reset_df_after_reload): New functions.
2048 * df-scan.c: The scanning fuctions, once in df.c, completely
2049 rewritten so that they now fully model the functionality of
2050 register usage at the backend.
2051 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
2052 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
2053 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
2054 df_grow_insn_info, df_rescan_blocks, df_ref_create,
2055 df_get_artificial_defs, df_get_artificial_uses,
2056 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
2057 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
2058 df_refs_delete, df_reorganize_refs, df_set_state,
2059 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
2060 df_def_record_1, df_defs_record, df_uses_record,
2061 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
2062 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
2063 df_record_exit_block_uses, df_hard_reg_init): New functions.
2065 * df-problems.c: Seven concrete dataflow problems that use the
2066 scanning in df-scan.c and are solved by the engine in df-core.c.
2067 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
2068 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
2069 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
2070 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
2071 df_ru_free_bb_info, df_ru_alloc,
2072 df_ru_bb_local_compute_process_def,
2073 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
2074 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
2075 df_ru_transfer_function, df_ru_free, df_ru_dump,
2076 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
2077 df_rd_free_bb_info, df_rd_alloc,
2078 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
2079 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
2080 df_rd_transfer_function, df_rd_free, df_rd_dump,
2081 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
2082 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
2083 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
2084 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
2085 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
2086 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
2087 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
2088 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
2089 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
2090 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
2091 df_urec_mark_reg_change, df_urec_check_earlyclobber,
2092 df_urec_mark_reg_use_for_earlyclobber,
2093 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2094 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2095 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2096 df_urec_dump, df_urec_add_problem, df_chain_alloc,
2097 df_chain_create_bb_process_use, df_chain_create_bb,
2098 df_chain_finalize, df_chain_free, df_chains_dump,
2099 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
2100 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
2101 df_reg_lifetime): New functions.
2102 * df.c: Deleted file.
2103 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
2104 consistent with new df api.
2105 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
2106 rest_of_handle_sms): Ditto.
2107 * web.c (unionfind_union, union_defs, entry_register, web_main):
2109 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
2110 invariant_expr_equal_p, find_defs, check_dependencies,
2111 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
2112 free_inv_motion_data, move_loop_invariants): Ditto.
2113 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
2114 Update dependencies.
2115 (odf.c): Added defective entry that was deleted later in day.
2116 * sched-deps.c (sched_analyze_1): Ditto.
2118 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
2120 * tree-ssa-operands.c (get_expr_operands): Record addressable
2121 variables directly. Do not call add_stmt_operands for CONST_DECLs
2123 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
2124 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
2126 2006-01-11 Ben Elliston <bje@au.ibm.com>
2128 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
2129 function returns true in the positive case.
2131 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2134 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
2135 for SI, DI, SF and DF modes. Add alternatives to copy between
2136 general and floating point registers to the 32-bit patterns.
2137 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
2138 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
2139 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
2140 generating 64-bit code.
2141 * config/pa/pa.c (output_move_double): Handle copies between general
2142 and floating registers.
2144 2006-01-10 Stuart Hastings <stuart@apple.com>
2146 * config/i386/i386.md (set_got): Update.
2147 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
2148 (builtin_setjmp_receiver): Mach-O support.
2149 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
2150 (GOT_SYMBOL_NAME): Define.
2151 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
2152 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
2153 * config/i386/i386.c (override_options): Revise for Darwin.
2154 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
2155 support. (darwin_x86_file_end): New. (output_set_got): Add label
2156 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
2157 * config/i386/i386-protos.h (output_set_got): Likewise.
2158 * config/darwin.c (machopic_legitimize_pic_address): Update
2161 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
2163 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
2164 when MODE isn't BLKmode.
2166 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
2168 PR rtl-optimization/25367
2169 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
2171 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
2174 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
2175 for a negative bound.
2177 2006-01-10 Richard Guenther <rguenther@suse.de>
2179 * tree-ssa-structalias.c (get_constraint_for_component_ref):
2180 Never override with anything constraint.
2182 2006-01-10 Jan Beulich <jbeulich@novell.com>
2184 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
2185 256 bits when optimize_size.
2187 2006-01-10 Jan Beulich <jbeulich@novell.com>
2189 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
2191 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
2192 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
2195 2006-01-10 Ben Elliston <bje@au.ibm.com>
2197 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
2199 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
2200 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
2201 (USE_FP_FOR_ARG): Reject decimal float modes.
2202 (function_arg_advance): Likewise.
2203 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
2204 (rs6000_handle_altivec_attribute): Do not permit decimal floating
2205 point types in AltiVec vectors.
2206 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
2207 (rs6000_libcall_value): Likewise.
2209 2006-01-09 Bob Wilson <bob.wilson@acm.org>
2211 * config/xtensa/ieee754-df.S: New file.
2212 * config/xtensa/ieee754-sf.S: New file.
2213 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
2214 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
2215 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
2217 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
2219 * config/sh/predicates.md (binary_float_operator,
2220 binary_logical_operator, commutative_float_operator,
2221 equality_comparison_operator, greater_comparison_operator,
2222 less_comparison_operator, logical_operator,
2223 noncommutative_float_operator, shift_operator,
2224 symbol_ref_operand, unary_float_operator): Remove redundant
2227 2006-01-09 Jeff Law <law@redhat.com>
2229 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
2230 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
2231 now unused arguments. Callers updated.
2232 (eliminate_redundant_computations): Remove now unused arguments,
2234 (local_fold): Remove, no longer used.
2235 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
2237 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
2238 (simplify_cond): New function.
2239 (forward_propagate_into_cond): Call simplify_cond.
2241 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
2243 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
2244 (*vec_extractv2di_1_sse): New.
2246 2006-01-09 Ben Elliston <bje@au.ibm.com>
2248 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
2250 2006-01-08 Richard Guenther <rguenther@suse.de>
2252 * tree-ssa-structalias.c (get_constraint_for): Remove
2254 (get_constraint_for_component_ref): Likewise.
2255 (do_deref): Likewise.
2256 (get_constraint_for): Likewise.
2257 (do_structure_copy): Likewise.
2258 (handle_ptr_arith): Likewise.
2259 (find_func_aliases): Likewise. Remove unused need_anyoffset
2262 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
2263 Kaz Kojima <kkojima@gcc.gnu.org>
2265 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
2266 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
2267 (EXTRA_CONSTRAINT_C16): Remove.
2268 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
2269 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
2270 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
2271 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
2272 constants of SHmedia. Handle nested constant expressions of
2274 (andcosts): Fix the costs for SHmedia constants.
2275 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
2276 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
2277 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
2278 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
2279 (movv4hi_i, movv2si_i): Likewise.
2280 (movsi_const): Adjust the second operand of ior so to match with
2282 (movdi_const, movdi_const_32bit): Likewise.
2283 (movdi_const_16bit+1): Don't sign-extend LOW.
2284 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
2286 (*double_shori): Fix the split condition. Use GEN_INT instead
2287 of get_int_mode calls. Mask lower 16-bit of the argument of
2289 (sym2GOTPLT): Remove.
2290 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
2292 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
2293 instead of EXTRA_CONSTRAINT_C16.
2295 2006-01-07 Ian Lance Taylor <ian@airs.com>
2296 David Edelsohn <edelsohn@gnu.org>
2298 PR rtl-optimization/25662
2299 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
2300 for constant operands instead of simplify_gen_binary.
2301 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
2302 after trying simplify_binary_operation
2304 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
2306 * tree.c (iterative_hash_expr): Hash decls based on UID.
2308 2006-01-06 Eric Christopher <echristo@apple.com>
2310 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
2311 (TARGET_UNWIND_EMIT): Fix spelling.
2312 * target.h (gcc_target): Add except_table_label.
2313 * except.c (output_function_exception_table): Use.
2314 * varasm.c (default_emit_except_table_label): New.
2315 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
2317 (asm_out): Add here.
2318 * output.h (default_emit_except_table_label): Prototype.
2319 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
2320 * config/darwin.c (darwin_emit_except_table_label): Define.
2321 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
2323 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
2325 PR tree-optimization/18527
2326 * tree-ssa-loop-niter.c (number_of_iterations_cond,
2327 number_of_iterations_special, number_of_iterations_exit):
2328 Move base and step of an iv to a single structure. Add
2329 no_overflow flag, and use it in # of iterations analysis.
2330 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
2331 folded_casts argument.
2332 (simple_iv): Pass base and step in a structure. Set no_overflow
2334 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
2335 Evaluate expensiveness of computing # of iterations instead of
2336 the final expression.
2337 * tree-scalar-evolution.h (affine_iv): New structure.
2338 (simple_iv): Declaration changed.
2339 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
2340 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
2341 find_givs_in_stmt): Changed due to simple_iv change.
2343 2006-01-06 Jeff Law <law@redhat.com>
2346 * tree-cfg.c (bsi_replace): Rename final argument from
2347 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
2348 change (stmt -> orig_stmt).
2349 * tree-eh.c (verify_eh_throw_stmt_node): New function.
2350 (bsi_remove): Add new argument. Remove EH information
2352 (verify_eh_throw_table_statements): New function.
2353 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
2355 * tree-optimize.c (execute_free_cfg_annotations): Verify
2356 the EH throw statement table after removing annotations.
2357 * except.h (verify_eh_throw_table_statements): Prototype.
2358 * tree-flow.h (bsi_remove): Update prototype.
2359 * tree-vrp.c (remove_range_assertions): Add new argument to
2361 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
2362 * tree-complex.c (expand_complex_div_wide): Likewise.
2363 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
2364 * tree-tailcall.c (eliminate_tailcall): Likewise.
2365 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
2366 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
2367 * tree-nrv.c (tree_nrv): Likewise.
2368 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
2369 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
2370 (combine_blocks): Likewise.
2371 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
2372 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
2373 (cleanup_control_flow): Likewise.
2374 (remove_forwarder_block): Likewise.
2375 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
2376 * tree-sra.c (sra_replace): Likewise.
2377 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
2378 (forward_propagate_single_use_vars): Likewise.
2379 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
2380 * tree-inline.c (expand_call_inline): Likewise.
2381 * tree-vect-transform.c (vect_transform_loop): Likewise.
2382 * tree-outof-ssa.c (rewrite_trees): Likewise.
2383 * tree-cfg.c (make_goto_expr_edges): Likewise.
2384 (cleanup_dead_labels): Likewise.
2385 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
2386 (bsi_move_before, bsi_move_after): Likewise.
2387 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
2388 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
2390 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
2393 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
2395 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
2396 on non gimple variables. Also add checks at the top for decls and
2398 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
2400 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
2401 and IMAGPART_EXPR for creating MUST_DEFs.
2402 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
2403 and NAME_MEMORY_TAG separately from the DECLs.
2405 2006-01-06 Richard Guenther <rguenther@suse.de>
2407 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
2408 annotation, if necessary.
2409 * tree-ssa-pre.c (create_expression_by_pieces): Remove
2410 redundant calls to update_stmt.
2411 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
2414 2006-01-05 Richard Henderson <rth@redhat.com>
2416 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
2418 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
2420 * c-typeck.c: Update copyright date.
2422 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
2424 * c-typeck.c (build_c_cast): Always warn when casting
2425 from a pointer to an integer of different size, even if
2426 the node was constant.
2428 2006-01-05 Richard Guenther <rguenther@suse.de>
2430 PR tree-optimization/22555
2431 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
2432 if one structure field is an array.
2433 * tree-ssa-operands.c (get_expr_operands): Continue scanning
2434 operands even if we found a subvar, but ignore VOPs in this
2436 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
2438 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
2440 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
2443 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
2445 2006-01-05 Richard Guenther <rguenther@suse.de>
2446 Diego Novillo <dnovillo@redhat.com>
2448 * tree-pass.h (TODO_remove_unused_locals): Define.
2449 * gimple-low.c (expand_var_p, remove_useless_vars,
2450 pass_remove_useless_vars): Remove. Update all users.
2451 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
2452 (remove_unused_locals): New function.
2453 * tree-flow.h (remove_unused_locals): Declare.
2454 * passes.c (execute_todo): Call remove_unused_locals if
2455 TODO_remove_unused_locals is set.
2456 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
2457 * tree-ssa-dce.c (pass_dce): Likewise.
2458 * tree-outof-ssa.c (pass_del_ssa): Likewise.
2460 2006-01-05 Richard Guenther <rguenther@suse.de>
2462 * tree-flow.h (struct fieldoff): Decompose field to
2463 type, size and decl.
2464 * tree-ssa-alias.c (create_sft): Take type as parameter.
2465 (create_overlap_variables_for): Store type, size and decl
2466 in the fieldoff structure.
2467 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
2469 (push_fields_onto_fieldstack): Likewise.
2470 (create_variable_info_for): Likewise. Use offset for the
2471 SFT name if the decl is not available.
2473 2006-01-04 Paul Brook <paul@codesourcery.com>
2475 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
2477 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
2479 * lambda-code.c (can_put_in_inner_loop): Relax
2481 (can_put_after_inner_loop): New function.
2482 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
2483 (perfect_nestify): Change to make copies and modify uses.
2485 2006-01-04 Richard Henderson <rth@redhat.com>
2487 Merge from gomp branch:
2488 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
2489 via integer constant.
2490 (pragma_lex): Remove.
2491 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
2492 rather than parsing it.
2493 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
2494 handle_pragma_extern_prefix): Add %< %> quotes.
2495 (registered_pragmas): New.
2496 (c_register_pragma_1): New.
2497 (c_register_pragma): Use it.
2498 (c_register_pragma_with_expansion): Likewise.
2499 (c_invoke_pragma_handler): New.
2500 (init_pragma): Use cpp_register_deferred_pragma directly for
2502 * c-pragma.h (enum pragma_kind): New.
2503 (pragma_handler): New.
2504 (c_invoke_pragma_handler): Declare.
2505 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
2507 * c-common.h (c_common_pch_pragma): Update decl.
2508 * Makefile.in (c-parser.o): Update dependencies.
2509 (GTFILES): Add c-pragma.h.
2510 * c-parser.c (struct c_token): Add pragma_kind.
2511 (struct c_parser): Add in_pragma.
2512 (c_lex_one_token): Always initialize keyword and pragma_kind.
2513 Extract data for CPP_PRAGMA.
2514 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
2515 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
2516 Don't allow CPP_PRAGMA_EOL if in_pragma.
2517 (c_parser_consume_pragma): New.
2518 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
2519 (c_parser_skip_to_end_of_parameter): Likewise.
2520 (c_parser_skip_to_end_of_block_or_statement): Likewise.
2521 (c_parser_skip_to_pragma_eol): New.
2522 (c_parser_external_declaration): Handle CPP_PRAGMA.
2523 (c_parser_compound_statement_nostart): Likewise.
2524 (c_parser_statement_after_labels): Likewise.
2525 (c_parser_pragma): New.
2526 (pragma_lex): Likewise.
2527 (c_parser_pragma_pch_preprocess): New.
2528 (c_parser_new): Merge into ...
2529 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
2531 2006-01-04 Jeff Law <law@redhat.com>
2534 * tree-cfg.c (bsi_replace): Remove the original statement
2535 from the EH throw statement table.
2537 2006-01-04 Jakub Jelinek <jakub@redhat.com>
2539 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
2540 make the prototype extern "C" and add throw ().
2543 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
2544 and pos non-negative and pos + len <= 32.
2545 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
2546 drop pos + len < HOST_BITS_PER_WIDE_INT test.
2547 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
2550 * c-common.c (handle_vector_size_attribute): Reject zero vector size
2551 as well as sizes not multiple of component size.
2554 * function.c (instantiate_expr): New function.
2555 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
2556 walk its DECL_VALUE_EXPR with instantiate_expr.
2558 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
2559 DW_OP_deref{,_size} if address isn't going to be added.
2561 2006-01-04 Ben Elliston <bje@au.ibm.com>
2563 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
2564 * config/fp-bit.c: Likewise.
2566 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
2568 * dominance.c: Add comment about why we use DFS numbering
2571 2006-01-03 Jakub Jelinek <jakub@redhat.com>
2572 Richard Henderson <rth@redhat.com>
2574 Merge from gomp-branch:
2575 * varasm.c (assemble_variable): Handle thread-local COMMON data.
2576 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
2578 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
2580 PR rtl-optimization/25578
2581 * combine.c (combine_simplify_rtx, force_to_mode): Don't
2582 pass a parameter to simplify_shift_const if changing ASHIFTRT
2585 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
2587 * builtins.c (get_builtin_sync_mem): New function.
2588 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
2589 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
2590 Call get_builtin_sync_mem to generate mem rtx.
2592 2006-01-03 Richard Guenther <rguenther@suse.de>
2595 * stmt.c (add_case_node): Make sure to clear overflow flags
2598 2006-01-03 Jakub Jelinek <jakub@redhat.com>
2600 Merge from gomp-branch.
2601 * config/sparc/sync.md: New file.
2602 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
2603 UNSPECV_LDSTUB): New constants.
2604 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
2605 * config/sparc/predicates.md (memory_reg_operand): New predicate.
2606 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
2609 2006-01-03 Roger Sayle <roger@eyesopen.com>
2611 * combine.c (reg_subword_p): New predicate to test whether the
2612 destination of a set refers to a subword/piece of a register.
2613 (try_combine): Generalize the code to merge the setting of a
2614 pseudo to a constant followed by a set of a subword of that
2615 register to a constant.
2617 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
2619 * basic-block.h (control_flow_graph): Change the type of
2620 x_label_to_block_map to VEC(basic_block,gc) *.
2621 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
2622 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
2624 * tree-ssa-propagate.c (cfg_blocks): Change the type to
2625 VEC(basic_block,heap) *.
2626 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
2627 ssa_prop_fini): Adjust the uses of cfg_blocks.
2629 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
2631 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
2633 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
2634 hashing trees instead of a pointer hash.
2635 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
2636 compare for MEM_EXPR.
2638 PR rtl-optimization/25130
2639 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
2640 when comparing MEMs for GCSE
2642 2006-01-03 Ben Elliston <bje@au.ibm.com>
2644 * targhooks.h (default_decimal_float_supported_p): Declare.
2645 * targhooks.c (default_decimal_float_supported_p): Define.
2646 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
2647 `default_decimal_float_supported_p'.
2648 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
2650 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
2652 * combine.c (apply_distributive_law <SUBREG>): Check
2653 TRULY_NOOP_TRUNCATION.
2655 2006-01-02 Geoffrey Keating <geoffk@apple.com>
2657 * dwarf2out.c (have_switched_text_section): Delete.
2658 (have_multiple_function_sections): New.
2659 (have_location_lists): Make 'bool'.
2660 (add_AT_loc_list): Use 'true' not '1'.
2661 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
2662 (output_loc_list): Use have_multiple_function_sections.
2663 (output_ranges): Likewise.
2664 (dwarf2out_begin_function): Set have_multiple_function_sections if
2666 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
2667 Check function_section rather than DECL_SECTION_NAME.
2668 (dwarf2out_finish): Use have_multiple_function_sections.
2669 Don't clear have_location_lists.
2671 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
2672 Jan Hubicka <jh@suse.cz>
2674 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
2675 case of conditional jump jumping to the next instruction.
2676 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
2677 cases of conditional jump jumping to the next instruction.
2679 2006-01-02 Jan Hubicka <jh@suse.cz>
2681 * i386.c (*_cost): Add COSTS_N_INSNS.
2682 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
2684 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
2687 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
2689 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
2691 * config/arm/arm.c (all_fpus): Fix comment typo.
2692 * config/darwin.c: Likewise.
2693 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
2694 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
2695 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
2697 2006-01-01 David Edelsohn <edelsohn@gnu.org>
2699 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
2700 (rs6000_split_compare_and_swapqhi): New.
2701 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
2702 (sync_compare_and_swapqhi_internal): New.
2703 * config/rs6000/rs6000-protos.h: Declare.