1 2006-02-08 Jeff Law <law@redhat.com>
3 PR tree-optimization/26169
4 * tree-vrp.c (execute_vrp): Perform any queued SSA updates before
7 2006-02-08 Zdenek Dvorak <dvorakz@suse.cz>
9 * df.h (DF_REG_SIZE): Return the length of the initialized
12 2006-02-08 Nathan Sidwell <nathan@codesourcery.com>
14 * gcc/config/m68k/lb1sf68.asm (__divsf3, __divdf3, __mulsf3,
15 __muldf3): Return a correctly signed zero.
17 2006-02-08 Paolo Bonzini <bonzini@gnu.org>
19 * passes.c (register_one_dump_file): Accept the current properties
20 instead of pass number. Adjust call to dump_register. Remove
22 (register_dump_files): Now a wrapper around...
23 (register_dump_files_1): ... this one. Do not modify the pass
25 (next_pass_1): Cosmetic fix.
26 (execute_todo): Keep second parameter only. Use curr_properties
27 instead of fetching it from the pass structure. Check and set
29 (execute_one_pass): Handle TODO_set_props. Use curr_properties
30 instead of fetching it from the pass structure. Fix calls to
31 execute_todo. Update curr_properties and initialize .vcg RTL dump
32 after running the pass. Reset last_verified.
33 * tree-dump.c (dump_files): Renumber consecutively. Put .cgraph dump
35 (FIRST_AUTO_NUMBERED_DUMP): New.
36 (dump_register): Remove "num" parameter, assign it within the
38 (get_dump_file_name): Modify template for dumps.
39 * tree-dump.h (dump_register): Adjust prototype.
40 * tree-pass.h (enum tree_dump_index): Move cgraph at the beginning.
41 (PROP_trees): Add PROP_gimple_lomp.
42 (TODO_set_props): New.
43 * gimple-low.c (pass_lower_cf): Do not destroy PROP_gimple_lcf.
44 * tree-eh.c (pass_lower_eh): Do not destroy PROP_gimple_leh.
45 * cfgexpand.c (pass_expand): Destroy PROP_trees.
47 2006-02-08 Jakub Jelinek <jakub@redhat.com>
49 * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
50 (sparc64-*-linux*): Likewise.
51 * config/sparc/t-linux64 (SHLIB_MAPFILES): Removed.
52 * config/sparc/t-linux: New file.
53 * config/sparc/libgcc-sparc-glibc.ver (__fixtfdi, __fixunstfdi,
54 __floatditf): Export at GCC_LDBL_3.0 if -m32 -mlong-double-128.
55 (__divtc3, __multc3, __powitf2): Export at GCC_LDBL_4.0.0 if
56 -m32 -mlong-double-128.
58 * config.gcc (alpha*-*-linux*): Add alpha/t-linux to tmake_file.
59 * config/alpha/t-linux: New file.
60 * config/alpha/libgcc-alpha-ldbl.ver: New file.
62 * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Define
63 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128.
64 (CPP_SUBTARGET_SPEC): Don't add -D__LONG_DOUBLE_128__ here.
65 * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define
66 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128 and TARGET_ARCH32.
67 (CPP_ARCH32_SPEC): Remove.
69 2006-02-07 Uttam Pawar <uttamp@us.ibm.com>
71 PR tree-optimization/26145
72 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free
75 2006-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
78 * pa.c (attr_length_indirect_call): Don't return length 8 for distances
79 >= 240000 when generating code for SOM runtime.
80 (output_indirect_call): Don't use "b,l" instruction for indirect calls
81 to $$dyncall when generating code for SOM runtime..
83 2006-02-07 Dirk Mueller <dmueller@suse.com>
86 * doc/invoke.texi (-Wsequence-point): Update documentation
87 that -Wsequence-point is implemented for C++ as well.
89 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
91 * config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread.
92 * config/sol2.h (CPP_SUBTARGET_SPEC): Likewise.
94 * doc/invoke.texi (SPARC options): Document -pthread.
96 2006-02-07 Geoffrey Keating <geoffk@apple.com>
98 * config/i386/i386.c (ix86_delegitimize_address): Support Darwin
101 2006-02-07 Roger Sayle <roger@eyesopen.com>
103 * config/sparc/sparc.c (sparc_type_code): Don't handle CHAR_TYPE.
104 Correct comment describing BOOLEAN_TYPE.
106 2006-02-07 Dirk Mueller <dmueller@suse.com>
108 * c.opt: C++ frontend supports -Wdiv-by-zero.
109 * c-opts.c (c_common_handle_option): Remove dead case.
111 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
113 * configure.ac (TLS assembler check): Do not enable TLS by
114 default on SPARC/Solaris before version 10.
115 * configure: Regenerate.
117 2006-02-07 David Edelsohn <edelsohn@gnu.org>
119 * doc/invoke.texi (xl-compat): Document conversion and support
122 2006-02-07 Jeff Law <law@redhat.com>
124 * tree-vrp.c (find_conditional_asserts): Update comments.
125 (simplify_stmt_for_jump_threading): New.
126 (identify_jump_threads, finalize_jump_threads): New.
127 (vrp_finalize): Call identify_jump_threads.
128 (execute_vrp): Call finalize_jump_threads.
129 * tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
130 (vrp_element, vrp_data, vrp_element_p): Remove.
131 (vrp_hash_elt, vrp_variables_stack): Remove.
132 (vrp_hash, vrp_eq, record_range): Remove.
133 (simplify_cond_and_lookup_avail_expr): Remove.
134 (extract_range_from_cond): Remove.
135 (thread_across_edge): Relocated into tree-ssa-threadedge.c.
136 (simplify_stmt_for_jump_threading): New.
137 (dom_thread_across_edge): New wrapper.
138 (tree_ssa_dominator_optimize): No longer initialize or
139 finalize any of the VRP datastructures. Remove iteration
140 step and simplify as a result of removal of iteration step.
141 (pass_dominator): Perform a cfg cleanup after DOM.
142 (dom_opt_finalize_block): Use the new common routines
143 for threading jumps. Simplify stack management slightly.
144 No longer need to unwind VRP state.
145 (record_equivalences_from_incoming_edge): No longer record
147 (eliminate_redundant_computations): No longer call
148 simplify_cond_and_lookup_avail_expr.
149 * tree-flow.h (potentially_threadable_block): Prototype.
150 (thread_across_edge): Likewise.
151 * Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
152 (tree-ssa-threadedge.o): Add dependencies.
153 * tree-ssa-threadedge.c: New file.
154 * passes.c (init_optimization_passes): Merge PHIs before
155 calling VRP. Run VRP again late in the SSA optimization pipeline.
157 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
159 * df-core.c (df_set_blocks): Do not dereference function pointers.
160 (df_finish1): Likewise.
161 (df_hybrid_search_forward): Likewise.
162 (df_hybrid_search_backward): Likewise.
163 (df_iterative_dataflow): Likewise.
164 (df_analyze_problem): Likewise.
165 (df_compact_blocks): Likewise.
167 * df-scan.c (df_rescan_blocks): Likewise.
168 (df_record_entry_block_defs): Likewise.
170 * genconditions.c (write_conditions): Guard the definition of
171 'insn_conditions' with the check on GCC version.
172 (write_writer): Guard the traversal 'insn_conditions' with
173 the check on GCC version.
175 2006-02-07 Richard Guenther <rguenther@suse.de>
179 2006-01-30 Richard Guenther <rguenther@suse.de>
181 * gimplify.c (gimplify_target_expr): Handle easy cases
182 without creating a temporary.
184 2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
186 * sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
187 use of float in probability computations. Use edge probabilities
188 in place of statically computed probabilities.
189 (min_spec_prob): New static variable.
190 (schedule_insns): Initialize it.
191 (GET_SRC_PROB): Removed.
192 * doc/invoke.texi (min-sched-prob): Renamed to min-spec-prob.
194 2006-02-07 Alexandre Oliva <aoliva@redhat.com>
197 * config/ia64/unwind-ia64.c: Revert last change.
198 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed.
199 (INCOMING_FRAME_SP_OFFSET): Define.
201 2006-02-06 Roger Sayle <roger@eyesopen.com>
203 * config/ia64/ia64.c (hfa_element_mode): Don't handle CHAR_TYPE.
205 2006-02-07 Ben Elliston <bje@au.ibm.com>
207 * config/i386/i386.c (ix86_scalar_mode_supported_p): New.
208 (TARGET_SCALAR_MODE_SUPPORTED_P): Define hook.
209 (classify_argument): Handle SDmode, DDmode, TDmode for 64-bit.
210 (ix86_return_in_memory): Handle TDmode.
211 (ix86_libcall_value): Handle SDmode, DDmode, TDmode.
212 (ix86_value_regno): Return non-TDmode decimal float modes in %eax.
214 2006-02-06 Richard Sandiford <richard@codesourcery.com>
216 * reorg.c (dbr_schedule): Use dump_file instead of file.
218 2006-02-06 Steve Ellcey <sje@cup.hp.com>
221 * config/ia64/predicates.md (extr_len_operand): New predicate.
222 * config/ia64/ia64.md (extv): Tighten constraints.
224 (*tbit_and_2): Ditto.
225 (*tbit_and_3): Ditto.
231 2006-02-06 Andrew Pinski <pinskia@physics.uc.edu>
234 * config/i386/i386.md (trap): Use ASM_SHORT instead of .word.
236 2006-02-06 Zdenek Dvorak <dvorakz@suse.cz>
238 * tree-vrp.c (execute_vrp): Do not pass dump argument to.
239 loop_optimizer_init and loop_optimizer_finalize
240 * tree-ssa-sink.c (execute_sink_code): Ditto.
241 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
242 * tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
243 tree_ssa_loop_done): Ditto.
244 * tree-ssa-pre.c (init_pre, fini_pre): Ditto.
245 * sched-ebb.c: Include output.h.
246 (schedule_ebbs): Do not use dump argument.
247 * value-prof.h (struct profile_hooks): Remove profile_dump_file.
248 * loop.c (loop_dump_stream): Removed.
249 (loop_optimize, rest_of_handle_loop_optimize): Do not use dump
251 (scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
252 emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
253 final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
254 loop_iterations, strength_reduce, record_biv, record_giv,
255 final_giv_value, check_final_value, check_ext_dependent_givs,
256 combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
257 try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
258 dump_file instead of loop_dump_stream.
259 * ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
261 * reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
263 * flow.c (life_analysis, rest_of_handle_life): Ditto.
264 * haifa-sched.c: Include output.h
265 (schedule_insns, sched_init): Do not use dump argument.
266 * mode-switching.c (optimize_mode_switching): Ditto.
267 * modulo-sched.c (stats_file): Removed.
268 (print_node_sched_params): Do not call argument dump_file.
269 (sms_schedule_by_order, loop_canon_p, sms_schedule,
270 rest_of_handle_sms): Do not use dump argument. Use dump_file instead
272 * cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
274 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
275 rtl_loop_init, rtl_loop_done): Ditto.
276 * global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
277 * predict.c (combine_predictions_for_bb, tree_estimate_probability):
279 * recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
280 * lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
281 * regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
282 rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
283 * emit-rtl.c (renumber_insns): Ditto.
284 * cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
285 expand_gimple_basic_block, tree_expand_cfg): Ditto.
286 * regclass.c (regclass): Ditto.
287 * tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
288 remove_ssa_form, rewrite_out_of_ssa): Ditto.
289 * reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
290 convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
292 * sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
293 * local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
295 * gcse.c (gcse_file, debug_stderr): Removed.
296 (gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
297 rest_of_handle_gcse): Do not use dump argument.
298 (cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
299 one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
300 pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
301 compute_code_hoist_vbeinout, compute_code_hoist_data,
302 one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
303 compute_store_table, build_store_vectors, insert_insn_start_bb,
304 insert_store, remove_reachable_equiv_notes, replace_store_insn,
305 store_motion): Use dump_file instead of gcse_file.
306 * ipa-type-escape.c (type_escape_execute): Remove debugging comments.
307 * profile.c (profile_dump_file): Removed.
308 (branch_prob): Use dump_file instead of profile_dump_file.
309 * ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
311 * tree-ssa-copy.c (dump_copy_of): Ditto.
312 * rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
313 dump file to life_analysis.
314 * bt-load.c (branch_target_load_optimize): Ditto.
315 * cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
317 * rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
318 regclass, dbr_schedule): Declaration changed.
319 * sched-int.h (sched_init): Declaration changed.
320 * tree-profile.c (tree_profile_dump_file): Removed.
321 (tree_profile_hooks): Removed profile_dump_file hook.
322 * rtl-profile (rtl_profile_dump_file): Removed.
323 (rtl_profile_hooks): emoved profile_dump_file hook.
324 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
326 * c-gimplify.c (c_genericize): Do not call local variable dump_file.
327 * tree-cfg.c (build_tree_cfg): Ditto.
328 * Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
329 * basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
331 * config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
332 life_analysis and schedule_insns.
333 * config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
335 * config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
337 * config/mips/mips.c (mips_reorg): Ditto.
338 * config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
341 2006-02-06 Aldy Hernandez <aldyh@redhat.com>
343 * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
344 (s390_mangle_fundamental_type): New.
345 * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
348 * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
349 (alpha_mangle_fundamental_type): New.
350 * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
353 * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
355 * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
357 * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
358 (sparc_mangle_fundamental_type): New.
360 2006-02-06 Jakub Jelinek <jakub@redhat.com>
362 * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
363 (s390x-*-linux*): Likewise.
364 * config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
365 * config/s390/t-linux: New file.
367 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
369 * config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
370 sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.
372 2006-02-06 Daniel Berlin <dberlin@dberlin.org>
374 * tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
375 (ANTIC_SAFE_LOADS): New macro.
376 (find_or_generate_expression): Add prototype.
377 (set_contains_value): Allow null set for sake of not always having
378 to allocate ANTIC_SAFE_LOADS.
379 (phi_translate): Move placement of AGGREGATE_TYPE_P check.
380 Allow COMPONENT_REF too.
381 (valid_in_set): Allow COMPONENT_REF.
382 Check ANTIC_SAFE_LOADS too.
383 (compute_antic_aux): Print out ANTIC_SAFE_LOADS.
384 (compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
386 (can_PRE_operation): Add COMPONENT_REF.
387 (create_component_ref_by_pieces): New function.
388 (create_expression_by_pieces): Use create_component_ref_by_pieces.
389 (insert_aux): Move AGGREGATE_TYPE_P check here.
390 (compute_avail): Set bb local stmt uids.
391 (pass_pre): Use TODO_update_ssa_only_virtuals.
393 2006-02-06 Ben Elliston <bje@au.ibm.com>
395 * configure.ac: Unconditionally disable decimal float by default.
396 * configure: Regenerate.
398 2006-02-06 Ben Elliston <bje@au.ibm.com>
400 * read-rtl.c (read_name): Terminate reading on EOF.
402 2006-02-06 Ben Elliston <bje@au.ibm.com>
404 * dfp.c (decimal_real_arithmetic): Change second argument type
405 from int to enum tree_code. Do not always return true, but now
406 return result of any call to decimal_do helper functions.
407 * dfp.h (decimal_real_arithmetic): Update prototype.
409 2006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr>
411 * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.
413 2006-02-05 Andrew Pinski <pinskia@physics.uc.edu>
416 * tree-cfg.c (cleanup_dead_labels): Also don't remove
419 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
421 * tree-vrp.c (cfg_loops): Removed.
422 (adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
423 Use current_loops instead of cfg_loops. Pass flags to
425 * cfgloopmanip.c (fix_loop_structure): Update only available
427 * tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
429 * modulo-sched.c (build_loops_structure): Removed.
430 (sms_schedule): Use loop_optimizer_init.
431 * loop-init.c (loop_optimizer_init): Use flags to determine
432 which properties of loops to prepare.
433 (rtl_loop_init): Pass flags to loop_optimizer_init.
434 * tree-ssa-sink.c (execute_sink_code): Ditto.
435 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
436 * tree-ssa-pre.c (init_pre): Ditto.
437 * cfgloop.h (LOOPS_NORMAL): New.
438 (loop_optimizer_init): Declaration changed.
440 2006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
442 * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
443 * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
445 * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
447 * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
449 * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
450 * pa/t-pa64: Delete quadlib.c rule.
451 * pa/x-ada: Revert last change.
452 * pa/t-pa: Revert last change. Delete quadlib.c rule.
454 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
456 PR rtl-optimization/26087
457 * rtlanal.c (canonicalize_condition): Do not cross basic block
460 2006-02-04 Alexandre Oliva <aoliva@redhat.com>
463 * config/ia64/ia64.c: Include debug.h.
464 (MAX_ARTIFICIAL_LABEL_BYTES): New.
465 (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
466 (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
467 (process_epilogue, process_set, process_for_unwind_directive):
468 Output unwind info only if requested. Add CFA info if requested.
469 Add new arguments as needed. Adjust callers.
470 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
472 (DWARF2_FRAME_INFO): Define to zero.
473 * config/ia64/unwind-ia64.c: Remove code that compensated for
474 the CFA offset error fixed above.
475 * config/ia64/t-ia64 (ia64.o): Depend on debug.h.
476 * dwarf2out.c (DWARF2_FRAME_INFO): Define default.
477 (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
478 -funwind-tables and -fexceptions to enable frame info.
479 (dwarf2out_frame_init): Define initial CFA even if
480 DWARF2_UNWIND_INFO is disabled. Call initial_return_save if
481 DWARF2_UNWIND_INFO is nonzero, not just defined.
482 (dwarf2out_frame_finish): Output non-EH call frame info only
483 if DWARF2_FRAME_INFO is nonzero.
484 (convert_cfa_to_loc_list,
485 compute_frame_pointer_to_cfa_displacement): Define even if
486 unwind info is not supported.
487 (gen_subprogram_die): Use the above unconditionally. Remove
488 legacy alternate code.
489 * toplev.c (compile_file): Compile in call to
490 dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
491 (lang_dependent_init): Ditto for dwarf2out_frame_init.
493 2006-02-04 David Edelsohn <edelsohn@gnu.org>
494 Jakub Jelinek <jakub@redhat.com>
496 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
497 IBM extended float format long double as "g" on powerpc*-linux.
499 2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
502 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
503 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
505 2006-02-03 Jason Merrill <jason@redhat.com>
508 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
511 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
512 on the return slot if it's an NRV.
514 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
516 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
517 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
518 rewrite_use): Do not handle USE_OUTER.
519 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
520 add_iv_outer_candidates, may_replace_final_value,
521 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
522 (find_interesting_uses_op): Functionality of
523 find_interesting_uses_outer_or_nonlin moved here.
524 (find_interesting_uses_outside): Use find_interesting_uses_op.
526 2006-02-03 Alan Modra <amodra@bigpond.net.au>
529 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
531 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
532 Ulrich Weigand <uweigand@de.ibm.com>
535 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
536 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
537 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
538 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
540 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
541 (s390_rtx_costs): Use the new fields to calculate rtx costs.
542 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
543 Define secondary reloads for TFmode moves.
544 (constant_modes): Add TFmode.
545 (NR_C_MODES): Set to 8.
546 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
548 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
549 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
550 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
551 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
552 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
553 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
554 (FPR mode macro): Add TFmode.
555 (DSF mode macro): New.
556 (<de>, <dee> mode attributes): Removed.
557 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
558 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
559 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
560 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
561 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
562 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
563 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
564 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
565 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
566 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
567 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
568 "*negabs<mode>2", "sqrt<mode>2"):
569 Changed <de> to <xde>. R constraint replaced by <Rf>.
570 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
572 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
573 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
574 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
576 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
577 "extenddftf2", "extendsftf2"): New expanders.
578 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
579 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
580 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
581 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
583 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
584 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
585 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
586 __floatditf): Add a GCC_4.1.0 symbol version tag.
587 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
590 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
593 * config/i386/i386.c (ix86_function_ok_for_sibcall):
594 Use targetm.binds_local_p instead of TREE_PUBLIC.
596 2006-02-02 Roger Sayle <roger@eyesopen.com>
598 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
599 on INTEGER_TYPEs to indicate that it denotes a character type.
600 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
601 signed_char_type_node, unsigned_char_type_node and char_type_node.
602 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
603 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
604 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
606 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
607 Daniel Berlin <dberlin@dberlin.org>
609 * tree-tailcall.c (arg_needs_copy_p): New function.
610 (eliminate_tail_call): Use arg_needs_copy_p.
611 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
612 (add_virtual_phis): New function.
614 2006-02-02 Jakub Jelinek <jakub@redhat.com>
616 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
617 #ignore instead of #scratch for %g7 .register directive.
619 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
621 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
624 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
626 * flow.c (calculate_global_regs_live): Assert that there aren't any
629 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
631 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
633 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
634 bsi_after_labels iterator.
635 * tree-if-conv.c (find_phi_replacement_condition,
636 replace_phi_with_cond_modify_expr): Likewise.
637 * tree-scalar-evolution.c (scev_const_prop): Likewise.
638 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
640 2006-02-02 Diego Novillo <dnovillo@redhat.com>
642 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
644 2006-02-02 Diego Novillo <dnovillo@redhat.com>
647 * tree-cfg.c (move_block_to_fn): Clear out the basic block
648 array after growing it.
650 2006-02-01 Steve Ellcey <sje@cup.hp.com>
653 * fold-const.c (fold_checksum_tree): Change type of buf.
655 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
657 * reload.c (push_secondary_reload): Initialize t_icode.
659 2006-02-01 Jakub Jelinek <jakub@redhat.com>
661 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
662 -msoft-float -mlong-double-128 only issue a warning, but don't
663 swich to DFmode long double.
665 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
667 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
668 has a constant equivalent, iterate over equivalents for arg0,
669 calling simplify_relational_operation and if there's a result
670 cheaper than X, apply fold_rtx and return the result.
672 2006-02-01 Jan Hubicka <jh@suse.cz>
674 * opts.c (no_unit_at_a_time_default): New global variable.
675 (decode_options): Use it.
676 * opts.h (no_unit_at_a_time_default): Declare.
678 2006-02-01 Paul Brook <paul@codesourcery.com>
680 * function.c (assign_parm_setup_reg): Use function argument promotion
682 * expr.c (expand_expr_real_1): Use function argument promotion rules
685 2006-02-01 Steve Ellcey <sje@cup.hp.com>
687 * gcc.c (process_command): Change j to 'unsigned int'.
689 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
692 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
693 Use the corrected index for the character
694 out of the string constant.
696 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
698 * mode-switching.c (optimize_mode_switching): Fix size
699 allocated for bb_info[n_entities].
701 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
703 * gcc.c (main): Correct type that is allocated for
706 2006-01-31 Jakub Jelinek <jakub@redhat.com>
708 * config/s390/s390.c (init_alignment_context): Set
709 ALIAS_SET_MEMORY_BARRIER on the MEM.
710 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
712 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
715 * loop-unroll.c (unroll_loop_runtime_iterations): Free
717 * tree-ssa-live.c (type_var_init): Allocate bitmap after
720 2006-01-31 Marcin Dalecki <martin@dalecki.de>
722 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
723 * regrename.c: Ditto.
724 * tree-ssa-loop-im.c: Ditto.
725 * tree-dump.c: Ditto.
726 * tree-complex.c: Ditto.
728 * tree-ssa-threadupdate.c: Ditto.
730 * java/class.c: Ditto.
731 * java/jcf-parse.c: Ditto.
732 * java/resource.c: Ditto.
733 * java/except.c: Ditto.
734 * java/jvspec.c: Ditto.
735 * java/jcf-write.c: Ditto.
736 * java/jcf-path.c: Ditto.
737 * java/gjavah.c: Ditto.
738 * java/zextract.c: Ditto.
739 * java/jcf-io.c: Ditto.
741 * java/buffer.c: Ditto.
742 * java/lang.c: Ditto.
743 * java/parse-scan.y: Ditto.
746 * cfgloopmanip.c: Ditto.
747 * postreload-gcse.c: Ditto.
748 * tree-ssa-loop-manip.c: Ditto.
749 * postreload.c: Ditto.
750 * tree-ssa-loop-ch.c: Ditto.
754 * diagnostic.c: Ditto.
756 * genoutput.c: Ditto.
759 * cfgloopanal.c: Ditto.
760 * objc/objc-act.c: Ditto.
762 * genextract.c: Ditto.
763 * genautomata.c: Ditto.
764 * pretty-print.c: Ditto.
766 * cgraphunit.c: Ditto.
769 * haifa-sched.c: Ditto.
770 * dominance.c: Ditto.
772 * tree-ssa-loop-ivopts.c: Ditto.
774 * mode-switching.c: Ditto.
775 * modulo-sched.c: Ditto.
777 * ipa-pure-const.c: Ditto.
779 * fix-header.c: Ditto.
781 * tree-stdarg.c: Ditto.
782 * ipa-utils.c: Ditto.
783 * loop-init.c: Ditto.
784 * ipa-inline.c: Ditto.
787 * alloc-pool.c: Ditto.
788 * dwarf2out.c: Ditto.
790 * genattrtab.c: Ditto.
791 * tree-ssa-loop-ivcanon.c: Ditto.
795 * fortran/gfortranspec.c: Ditto.
797 * local-alloc.c: Ditto.
798 * langhooks.c: Ditto.
800 * tree-vectorizer.c: Ditto.
802 * ipa-type-escape.c: Ditto.
804 * tree-if-conv.c: Ditto.
807 * tree-data-ref.c: Ditto.
808 * loop-unroll.c: Ditto.
809 * treelang/treetree.c: Ditto.
812 * ggc-common.c: Ditto.
816 * tree-cfgcleanup.c: Ditto.
817 * tree-ssa-pre.c: Ditto.
818 * cfgcleanup.c: Ditto.
819 * loop-invariant.c: Ditto.
822 * print-tree.c: Ditto.
825 * sched-deps.c: Ditto.
827 * tree-object-size.c: Ditto.
829 * bb-reorder.c: Ditto.
831 * var-tracking.c: Ditto.
833 * df-problems.c: Ditto.
834 * reg-stack.c: Ditto.
837 * sched-rgn.c: Ditto.
838 * tree-ssa-structalias.c: Ditto.
839 * tree-ssa-reassoc.c: Ditto.
840 * config/darwin-c.c: Ditto.
841 * config/darwin.c: Ditto.
842 * config/arm/arm.c: Ditto.
847 2006-01-31 Nicolas Pitre <nico@cam.org>
849 * arm.md (smaxsi3): Make aware of smax_m1.
852 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
854 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
856 2006-01-31 Richard Guenther <rguenther@suse.de>
858 * doc/invoke.texi (-msselibm): Document.
859 * target.h (expand_library_builtin): New target hook.
860 * builtins.c (expand_builtin): Use expand_library_builtin.
861 (default_expand_library_builtin): New function.
862 * gcc.c (LINK_GCC_MATH_SPEC): Define.
863 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
864 (link_gcc_math_spec): Declare.
865 (static_specs): Add link_gcc_math_spec.
866 * expr.h (default_expand_library_builtin): Declare.
867 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
868 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
869 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
870 * config/i386/i386.opt (msselibm): New target option.
871 * config/i386/i386.c (ix86_builtin_function_variants): New array.
872 (ix86_init_sse_abi_builtins): New function.
873 (ix86_expand_library_builtin): Likewise.
874 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
875 (override_options): Handle error conditions wrt -msselibm.
876 (ix86_builtins): Add function codes for SSE2 ABI builtins.
877 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
878 * doc/extend.texi (__builtin_sse2_*): Document new target specific
881 2006-01-31 Richard Guenther <rguenther@suse.de>
882 Paolo Bonzini <bonzini@gnu.org>
884 * doc/install.texi (--disable-libgcc-math): Document.
886 2006-01-30 Marcin Dalecki <martin@dalecki.de>
888 * expr.h (expand_normal): new inline function.
889 * builtins.c: use it, use EXPAND_NORMAL explicitely.
891 * dwarf2out.c: use it.
896 * config/sparc/sparc.c: use it.
897 * config/i386/i386.c: use it.
898 * config/rs6000/rs6000.c: use it.
899 * config/arm/arm.c: use it.
900 * config/mips/mips.c: use it.
901 * stmt.c: use it, use EXPAND_NORMAL explicitely.
903 2006-01-30 Roger Sayle <roger@eyesopen.com>
905 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
906 argv to the appropriate type.
908 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
910 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
913 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
916 * config/s390/s390.c (struct machine_function): New flag
917 decomposed_literal_pool_addresses_ok_p.
918 (s390_reorg): Set it before final stage of literal pool transforms.
919 (s390_decompose_address): Only accept displacements of the form
920 (minus (label_ref ...) (label_ref ...)) if that flag is set.
922 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
924 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
925 the comparison routine return.
927 2006-01-30 Michael Matz <matz@suse.de>
929 * global.c (find_reg): Only evict for global regs.
930 Take n_refs into account and dump more info.
932 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
935 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
936 (pragma_trap, pragma_nosave_low_regs): Likewise.
937 (current_function_anonymous_args): Likewise.
938 (sh_deferred_function_attributes): New variable.
939 (sh_deferred_function_attributes_tail): Likewise.
940 (print_operand): For '@', look up trap_exit attribute.
941 (calc_live_regs): Look up trapa_handler attribute. For trapa
942 handlers, save/restore fpscr, but don't do any other
943 interrupt-specific saves.
944 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
945 Fix check for partially saved registers to check for SHmedia.
946 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
947 (sh_output_function_epilogue): Don't clear any of the removed
949 (sh_insert_attributes): Don't check pragma_interrupt.
950 Insert deferred attributes. Check that interrupt attribute is
951 present for other attributes that require its presence.
952 (sh_attribute_table): Add new attributes trapa_handler and
954 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
955 Don't check for pragma_interrupt. Don't store argument.
956 * sh.h (pragma_interrupt, sp_switch): Don't declare.
957 (sh_deferred_function_attributes): Declare.
958 (sh_deferred_function_attributes_tail): Likewise.
959 * sh.md (sp_switch_1): Add operand. Change generator caller.
960 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
961 (*return_i): Don't use when trap_exit attribute is in effect.
962 (*return_trapa): New insn pattern.
964 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
965 setting c_target_objs and cxx_target_objs.
966 * t-sh: Add rule for sh-c.o.
968 2006-01-30 Richard Guenther <rguenther@suse.de>
971 * gimplify.c (gimplify_target_expr): Handle easy cases
972 without creating a temporary.
974 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
976 * vec.h (safe_grow): Remove duplicated line.
978 2006-01-29 Diego Novillo <dnovillo@redhat.com>
981 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
982 (expand_omp): ... here.
983 (expand_omp_parallel): Only remove barriers for combined
984 parallel+workshare constructs.
986 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
990 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
991 * tree.c (build_qualified_type): Chain the new type to the original
992 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
993 a POINTER_TYPE or a REFERENCE_TYPE respectively.
994 (build_pointer_type_for_mode): Only return unqualified types.
995 (build_reference_type_for_mode): Likewise.
997 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
999 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
1000 * Makefile.in (CXX_COMPAT_WARN): Define.
1001 * configure: Regenerate.
1003 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
1006 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
1009 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1011 * toplev.c: Fix thinko.
1013 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1014 Marcin Dalecki <martin@dalecki.de>
1016 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
1017 (push_srcloc): Use XNEW.
1018 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
1020 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
1022 * df-core.c (df_set_blocks): Deleted all variable.
1024 2006-01-28 Ian Lance Taylor <ian@airs.com>
1026 * cgraphunit.c (cgraph_assemble_pending_functions): Call
1027 cgraph_output_pending_asms.
1029 2006-01-28 Zack Weinberg <zackw@panix.com>
1031 * c.opt: Add -W(no-)overlength-strings.
1032 * doc/invoke.texi: Document it.
1033 * c-opts.c (c_common_handle_option): -pedantic implies
1034 -Woverlength-strings, if not explicitly disabled already.
1035 (c_common_post_options): -Woverlength-strings defaults to off, and
1036 is always off for C++.
1037 * c-common.c (fix_string_type): Issue warning about strings longer
1038 than is portable only if warn_overlength_strings. Rearrange code
1039 a little for clarity.
1040 * configure.in: Check for -Wno-overlength-strings as well before
1041 enabling -pedantic in stage 1.
1042 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
1043 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
1045 * genconditions.c (write_header, write_one_condition)
1046 (write_conditions, write_writer): Consolidate very long strings
1047 that were broken up to fit in C89 portable limit. Don't use
1048 printf when fputs will do.
1050 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
1052 * combine.c (simplify_comparison <AND>): Check
1053 TRULY_NOOP_TRUNCATION before start using a subreg.
1055 * config/mips/mips.md (*branch_zero<mode>,
1056 *branch_zero<mode>_inverted, *branch_equality<mode>,
1057 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
1058 Remove mode check from comparisons.
1060 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1062 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
1064 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1066 * expmed.c (const_mult_add_overflow_p): Remove.
1067 * expr.h: Remove the prototype for const_mult_add_overflow_p.
1069 * recog.c (validate_replace_rtx_subexp): Remove.
1070 * recog.h: Remove the prototype for
1071 validate_replace_rtx_subexp.
1073 * integrate.h: Remove the prototype for
1074 copy_decl_for_inlining.
1075 * rtl.h: Remove the prototype for mark_constant_function.
1076 * tree-vectorizer.h: Remove the prototype for
1077 vect_strip_conversion.
1079 * modulo-sched.c (create_partial_schedule,
1080 free_partial_schedule, reset_partial_schedule): Make them
1083 * hooks.c (hook_bool_rtx_int_false): Remove.
1084 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
1086 2006-01-28 David Edelsohn <edelsohn@gnu.org>
1088 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1089 and -mlong-double-128 are incompatible.
1090 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
1091 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
1092 (TARGET_LIBGCC2_CFLAGS): Define.
1093 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
1094 (TARGET_LIBGCC2_CFLAGS): Same.
1095 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
1097 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1100 * c-typeck.c (build_binary_op): Perform implicit casts of
1101 operands before shortening them.
1103 * cfgloopmanip.c (split_loop_bb): Remove.
1104 * cfgloop.h: Remove the prototype for split_loop_bb.
1106 * cfgloop.c (flow_loop_outside_edge_p): Remove.
1107 * cfgloop.h: Remove the prototype for
1108 flow_loop_outside_edge_p.
1110 * emit-rtl.c (init_virtual_regs): Make it static.
1111 * function.h: Remove the prototype for init_virtual_regs.
1113 * recog.c (peephole2_optimize): Make it static.
1114 * recog.h: Remove the prototype for peephole2_optimize.
1116 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1118 * df-scan.c (df_record_entry_block_defs): Check if
1119 INCOMING_RETURN_ADDR_RTX is defined.
1121 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
1122 Kenneth Zadeck <zadeck@naturalbridge.com>
1124 PR rtl-optimization/24762
1125 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1126 * targhooks.c (hook_void_bitmap): New hook prototype.
1127 * targhoohs.h (hook_void_bitmap): Ditto.
1128 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
1129 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
1130 * target.h (live_on_entry): New function pointer.
1131 * df-scan.c (df_all_hard_regs): Removed.
1132 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
1133 (df_scan_free_internal): Added df->entry_block_defs.
1134 (df_scan_alloc): Ditto.
1135 (df_scan_dump): Ditto.
1136 (df_uses_record): Plumbed flag field properly thru calls.
1137 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
1138 This part fixes PR24762.
1139 (df_bb_refs_record): Added code to make the frame and arg
1140 pointers live in EH blocks.
1141 (df_refs_record): Added call to df_record_entry_block_defs.
1142 (df_record_entry_block_defs): New function.
1143 * df-core.c: Added comments to describe new artifical defs.
1144 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
1145 (entry_block_defs): New field in struct df.
1146 (df_all_hard_regs): Deleted.
1147 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1148 * df-problems.c (df_ru_bb_local_compute_process_def):
1149 Added code to handle artifical defs in the entry to a function.
1150 (df_ru_bb_local_compute): Ditto.
1151 (df_rd_bb_local_compute_process_def): Ditto.
1152 (df_rd_bb_local_compute): Ditto.
1153 (df_lr_bb_local_compute): Ditto.
1154 (df_ur_bb_local_compute): Ditto.
1155 (df_urec_bb_local_compute): Ditto.
1156 (df_chain_create_bb): Ditto.
1157 (df_ur_local_finalize): Removed entry.
1158 (df_urec_init): Ditto.
1159 (df_urec_local_finalize): Ditto.
1160 (df_ri_bb_compute): Added detection of last use of pseudos.
1161 * Makefile.in (df-scan.o): Updated dependencies.
1162 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
1163 * config/mips/mips.c (mips_set_live_on_entry): Added.
1164 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
1166 * dce.c (marked_insn_p): Added code to handle artifical defs.
1168 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1170 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
1172 (_mm_cvtsi128_si64): Likewise.
1173 (_mm_cvtsd_si64): Likewise.
1174 (_mm_cvttsd_si64): Likewise.
1175 (_mm_cvtsi64_sd): Likewise.
1176 (_mm_cvtsi64_si128): Likewise.
1177 * config/i386/mmintrin.h (_m_from_int64): Likewise.
1178 (_mm_cvtsi64_m64): Likewise.
1179 (_m_to_int64): Likewise.
1180 (_mm_cvtm64_si64): Likewise.
1181 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
1182 (_mm_cvttss_si64): Likewise.
1183 (_mm_cvtsi64_ss): Likewise.
1184 (_mm_cvtss_f32): Likewise.
1186 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
1188 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
1189 for pragma redefine_extname.
1191 2006-01-27 Jakub Jelinek <jakub@redhat.com>
1194 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
1195 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
1196 -mno-minimal-toc to previous content.
1197 (bispecs): Remove goal.
1198 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
1199 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
1200 compatibility aliases on powerpc-*-*gnu*.
1201 * config/rs6000/libgcc-ppc-glibc.ver: New file.
1202 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
1203 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
1204 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
1205 (ldblspecs): New goal.
1206 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
1207 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
1209 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
1210 L_sf_to_tf or L_df_to_tf is defined.
1212 2006-01-27 David Edelsohn <edelsohn@gnu.org>
1213 Alan Modra <amodra@bigpond.net.au>
1216 * config/rs6000/linux.h (POWERPC_LINUX): Define.
1217 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
1218 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
1219 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
1220 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
1221 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
1222 (rs6000_override_options): Initialize rs6000_ieeequad.
1223 Initialize TFmode format to ibm_extended_format if not
1225 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
1227 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
1228 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
1229 (function_arg_advance): IBM long double passed in two FPRs, not
1231 (function_arg): IBM long double passed in FPRs.
1232 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
1233 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
1234 Only multireg GPR aligned.
1235 (rs6000_init_libfuncs): Enable IBM long double functions if not
1237 (rs6000_generate_compare): Use IBM long double compare if not
1239 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
1240 (TARGET_IEEEQUAD): Define.
1241 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
1242 not TARGET_IEEEQUAD.
1243 * config/rs6000/rs6000.md: Enable TFmode patterns if
1245 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
1246 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1247 and -mlong-double-128 are incompatible.
1248 * doc/invoke.texi (-mabi): Collect options together. Add
1249 ibmlongdouble and ieeelongdouble.
1251 2006-01-27 Richard Sandiford <richard@codesourcery.com>
1253 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
1255 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
1256 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
1257 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
1258 * rtl.h (rtunion_def): Remove rt_ptr.
1260 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
1261 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
1262 * config/i386/winnt.c (i386_pe_mark_dllexport)
1263 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
1265 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
1267 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
1269 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1273 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
1274 pthread_key_delete. From John David Anglin. gthrw-ify
1275 pthread_getunique_np only if it it's not a macro. Delete
1277 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
1278 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
1279 __gthread_objc_condition_signal, __gthread_key_delete): Add
1280 "__attribute__ ((__unused__))" to unused arguments.
1281 (__gthread_recursive_mutex_init_function): Add missing return.
1282 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
1283 gthr-posix95.h: Use macro-based approach for name redirection
1284 on targets missing weakref.
1286 2006-01-26 Zack Weinberg <zackw@panix.com>
1288 * genconditions.c (write_header): In generated code, #ifdef out
1289 all includes and fake declarations, except includes of bconfig.h
1290 and system.h, unless GCC_VERSION >= 3001. Do not include
1291 gensupport.h in any case.
1292 (write_conditions): Generate a definition of struct c_test. Add
1293 a comment to the generated #endif.
1294 (write_one_condition): Escape backslashes in string too.
1295 (write_writer): Generated code must escape backslashes and quote
1296 marks (but not newlines) in the strings it writes.
1297 * Makefile.in (build/gencondmd.o): Update dependencies.
1299 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1302 * Makefile.in (insn-automata.o): Add header file dependencies.
1303 * genautomata.c: Add includes.
1305 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1308 * Makefile.in (insn-automata.o): Add -Wno-error flag.
1310 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1312 * configure.ac: Expect target tools paths to be passed from the toplevel
1313 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
1315 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
1317 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1320 * c.opt (Wpointer-sign): Init to -1.
1321 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
1322 OPT_pedantic, to 0 otherwise.
1323 * doc/invoke.texi: Update.
1325 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1327 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
1328 constants provided by 80387 instructions in the destination mode.
1330 2006-01-26 Richard Guenther <rguenther@suse.de>
1331 Andrew Pinski <pinskia@physics.uc.edu>
1334 partial PR tree-opt/17064
1335 * tree-ssa-structalias.c (intra_create_variable_infos):
1336 Create heap variables for incoming parameters if
1337 flag_argument_noalias > 1.
1338 (find_what_p_points_to): Look through default defs of
1341 2006-01-26 Jeff Law <law@redhat.com>
1344 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
1345 with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
1346 within the VR_RANGE, use the VR_RANGE as the result, not the
1348 (adjust_range_with_scev): Reject ranges from SCEV which are out of
1349 bounds for the type.
1351 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
1353 * tree-ssa-alias.c (maybe_create_global_var): Change
1354 subvar walking to an assertion that we don't have subvar'd variables.
1356 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
1359 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
1360 Use a new variable, inner. PARM_DECLs are always non-weak.
1362 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
1364 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
1367 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
1369 * config/mips/mips.md (*clear_upper32): New combiner pattern.
1371 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
1373 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
1374 (smax_insn, smin_insn, smax_0, smin_0): New.
1376 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
1379 * config/cris/cris.c (cris_order_for_addsi3): New function.
1380 * config/cris/cris-protos.h: Prototype it.
1381 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
1382 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
1383 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
1384 (split for "op.S1 [rx=rx+i],ry (swapped)")
1385 (split for "op(s|u).S1 [rx=rx+i],ry")
1386 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
1387 Apply cris_order_for_addsi3 when generating addsi3 insns.
1389 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1391 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
1392 (TREE_BLOCK): Add call to EXPR_CHECK.
1394 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1397 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
1398 * tree-pretty-print.c (dump_omp_clause): Extract from ...
1399 (dump_omp_clauses): ... here.
1400 (dump_generic_node): Handle OMP_CLAUSE.
1401 * tree.c (omp_clause_num_ops): New.
1402 (omp_clause_code_name): New.
1403 (tree_code_size): Handle OMP_CLAUSE.
1404 (tree_size): Likewise.
1405 (make_node): Document handling of OMP_CLAUSE.
1406 (tree_node_structure): Handle OMP_CLAUSE.
1407 (omp_clause_check_failed): New.
1408 (omp_clause_range_check_failed): New.
1409 (omp_clause_operand_check_failed): New.
1410 (build_omp_clause): New.
1411 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
1412 * tree.h (enum omp_clause_code): Declare.
1413 (OMP_CLAUSE_SUBCODE_CHECK): Define.
1414 (OMP_CLAUSE_RANGE_CHECK): Define.
1415 (OMP_CLAUSE_ELT_CHECK): Define.
1416 (omp_clause_check_failed): Declare.
1417 (omp_clause_operand_check_failed): Declare.
1418 (omp_clause_range_check_failed): Declare.
1419 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
1420 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
1421 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
1422 (OMP_CLAUSE_LASTPRIVATE): Likewise.
1423 (OMP_CLAUSE_IF_EXPR): Likewise.
1424 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
1425 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
1426 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
1427 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
1428 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
1429 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
1430 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
1431 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
1432 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
1433 (OMP_CLAUSE_CODE): Define.
1434 (OMP_CLAUSE_SET_CODE): Define.
1435 (OMP_CLAUSE_CODE): Define.
1436 (OMP_CLAUSE_OPERAND): Define.
1437 (struct tree_omp_clause): Declare.
1438 (union tree_node): Add field 'omp_clause'.
1439 * treestruct.def (TS_OMP_CLAUSE): Define.
1440 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
1441 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
1442 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
1443 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
1444 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
1445 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
1446 (OMP_CLAUSE): Define.
1447 * print-tree.c (print_node): Handle OMP_CLAUSE.
1448 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
1449 * c-typeck.c: Likewise.
1450 * gimplify.c: Likewise.
1451 * c-omp.c: Likewise.
1452 * tree-nested.c: Likewise.
1453 * tree-inline.c: Likewise.
1454 * c-parser.c: Likewise.
1455 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
1458 2006-01-25 Roger Sayle <roger@eyesopen.com>
1460 PR rtl-optimization/25703
1461 * combine.c (try_combine): Handle zero_extract and strict_low_part
1462 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
1464 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
1466 * global.c: Fix comment typos.
1468 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
1471 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
1472 Use output_addr_const instead of assemble_name.
1474 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
1476 * Makefile.in (sched-vis.o): Update dependencies.
1477 * haifa-sched.c (sched_finish): Clear current_sched_info.
1478 * cfg.c (dump_bb_info): New, split from dump_flow_info.
1479 (dump_flow_info): Call it.
1480 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
1482 * basic-block.h (dump_bb_info): Declare.
1483 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
1484 option, and apply options only for dump files whose TDF_RTL,
1485 TDF_TREE, or TDF_IPA bits match.
1486 * rtl.h: Declare new functions exported from sched-vis.c.
1487 * sched-vis.c: Enable also if scheduling is not used.
1488 (print_value): Print the mode of registers if not inside scheduling.
1489 (print_insn): Make it work outside the scheduler. Beautify the output
1491 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
1493 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1495 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
1496 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
1497 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
1498 depending on the value of CONSTANT_POOL_ADDRESS_P.
1499 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
1501 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
1502 rather than SYMBOL_REF_DECL.
1503 (rtx_constant_pool): Remove const_rtx_sym_htab.
1504 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
1505 (init_varasm_status): Don't initialize const_rtx_sym_htab.
1506 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
1507 Remove handling of const_rtx_sym_htab.
1508 (find_pool_constant): Delete.
1509 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
1510 rather than find_pool_constant.
1511 (get_pool_constant_for_function): Delete.
1512 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1514 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1515 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1516 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1517 (SYMBOL_REF_CONSTANT): New macro.
1518 (get_pool_constant_for_function): Delete.
1519 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1520 rather than SYMBOL_REF_DECL.
1521 (i386_pe_mark_dllimport): Likewise.
1522 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1523 rather than SYMBOL_REF_DECL.
1524 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1525 (machopic_indirect_call_target): Likewise.
1527 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1529 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1531 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1533 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1535 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1537 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1539 2006-01-24 David Daney <ddaney@avtrex.com>
1542 * configure.ac (enable_tls): New enable option.
1543 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1544 * configure: Regenerate.
1545 * doc/install.texi (--enable-tls): Document new option.
1546 (--disable-tls): Ditto.
1548 2006-01-24 Richard Henderson <rth@redehat.com>
1550 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1551 * alias.c (true_dependence): Respect it.
1552 (canon_true_dependence, write_dependence_p): Likewise.
1553 * builtins.c (get_builtin_sync_mem): Set it.
1555 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1557 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1560 2006-01-24 DJ Delorie <dj@redhat.com>
1562 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1563 for storing constants in single-bit bitfields.
1565 2006-01-25 Ben Elliston <bje@au.ibm.com>
1567 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1569 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1572 * tree-ssa-pre.c (phi_translate): Return NULL
1573 for AGGREGATE_TYPE's.
1575 2006-01-24 Zack Weinberg <zackw@panix.com>
1577 * genautomata.c (process_state_for_insn_equiv_partition):
1578 Use xcalloc for insn_arcs_array.
1579 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1580 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1582 2006-01-24 Richard Henderson <rth@redhat.com>
1584 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1587 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1589 PR rtl-optimization/25890
1590 PR rtl-optimization/25905
1591 * combine.c (expand_compound_operation, expand_field_assignment):
1592 Fail if the bitfield's final position is out of bounds.
1594 2006-01-24 Ian Lance Taylor <ian@airs.com>
1597 * cgraphunit.c (cgraph_output_in_order): Don't clear
1598 cgraph_asm_nodes until after asm strings have been output.
1600 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1602 * fix-header.c (read_scan_file): Add new parameter imultilib when
1603 calling register_include_chains.
1605 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1607 * omp-low.c: Update documentation.
1609 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1610 Daniel Berlin <dberlin@dberlin.org>
1614 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1615 return from the function.
1617 2006-01-22 Zack Weinberg <zackw@panix.com>
1619 * rtl.def (match_code): Add second argument.
1620 * genpreds.c (write_extract_subexp): New function.
1621 (write_match_code): Add path argument. Use write_extract_subexp.
1622 (write_predicate_expr): Pass path to write_match_code.
1623 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1624 not perform a mode test.
1625 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1626 a subexpression does not constrain the top-level code set.
1627 * read-rtl.c (read_rtx_variadic): New function.
1628 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1629 * doc/md.texi: Document new notation.
1630 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1631 (cmpsi_operand): ... here, using new notation.
1633 2006-01-22 Zack Weinberg <zackw@panix.com>
1635 * varray.c: Remove GENERATOR_FILE #ifdefs.
1637 2006-01-22 Zack Weinberg <zackw@panix.com>
1639 * genautomata.c (output_reserved_units_table): Emit nothing if
1640 description->query_units_num is zero. Remove extra blank line.
1641 (output_cpu_unit_reservation_p): Short circuit
1642 if description->query_units_num is zero.
1644 2006-01-22 Zack Weinberg <zackw@panix.com>
1646 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1647 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1648 nor any of the random handful of variables that used to be necessary
1649 when this program was linked with rtlanal.o. Prune set of forward
1650 function declarations.
1651 (struct attr_desc): Remove static_p field.
1652 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1653 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1654 (attr_string): Do not read the character one past the length of
1656 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1657 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1658 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1659 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1660 (make_automaton_attrs): New.
1661 (main): Do not call into genautomata. Call local gen_bypass
1662 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1663 Remove special case for insn_alts.
1664 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1665 varray.h (leftover from previous change). Prune set of forward
1666 function declarations. Remove state_alts fields from all
1667 structures. Remove state_alts_table from struct automaton.
1668 Make everything except main static. Do not maintain num_dfa_decls.
1669 Do not maintain state_alts fields of various structures.
1670 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1671 (add_arc): Remove state_alts argument. All callers updated.
1672 (output_reserved_units_table): Emit #ifdef here...
1673 (output_tables): ...not here. Don't generate state_alts tables.
1674 (expand_automata): Don't generate attributes.
1675 (write_automata): Don't generate state_alts functions.
1676 (main): New function.
1677 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1678 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1679 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1680 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1681 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1682 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1683 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1684 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1686 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1687 * genattrtab.h: Delete file.
1688 * Makefile.in (OBJS-common): Add insn-automata.o.
1689 (insn-automata.o): New rule.
1690 (simple_generated_c): Add insn-automata.c.
1691 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1692 (genprogmd): Add automata.
1693 (build/genattrtab): Needs no extra objects nor libraries.
1694 (build/genautomata): Needs build/vec.o and -lm.
1696 2006-01-22 Zack Weinberg <zackw@panix.com>
1698 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1699 (output_dfa_max_issue_rate, locked_states_num): Delete.
1700 (struct automaton): Add locked_states field.
1701 (output_dead_lock_vect): Save number of locked states in
1702 automaton->locked_states. If it is zero, don't print anything.
1703 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1704 (output_internal_dead_lock_func): Only test the dead_lock_vect
1705 for automata that have locked states.
1706 (output_statistics): Always print the number of locked states for
1707 each automaton. Calculate total number of locked states here.
1708 (write_automata): Don't call output_dfa_max_issue_rate.
1709 * genattrtab.c: Define length_unit_log as a const variable.
1710 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1711 max_insn_queue_index const.
1712 * final.c (length_unit_log): Declare const.
1713 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1715 2006-01-22 Zack Weinberg <zackw@panix.com>
1717 * genautomata.c: Include vec.h, not varray.h.
1718 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1719 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1720 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1721 VEC_* macros operating on appropriately typed vectors, or to
1722 malloced arrays when the size is known in advance. Const-ify
1723 many char* variables and function arguments. No functional changes.
1724 * Makefile.in (build/varray.o): Delete rule.
1725 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1726 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1728 2006-01-22 Zack Weinberg <zackw@panix.com>
1730 * gensupport.c: Define get_insn_name and record_insn_name here.
1731 (read_md_rtx): Call record_insn_name as appropriate.
1732 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1733 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1734 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1736 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1737 (BUILD_VARRAY): Delete.
1738 (genprognormal): Rename genprogmd. Fold in all programs from
1739 genprognoprint; also attrtab.
1740 (build/genattrtab): Just mention genautomata.o and varray.o.
1741 Reorganize a bit, add comments to make the categories clearer.
1743 2006-01-22 Zack Weinberg <zackw@panix.com>
1745 * genconditions.c (condition_table, add_condition): Delete.
1746 (write_conditions): Don't emit n_insn_conditions nor
1747 insn_elision_unavailable. Issue the gcc version #ifdef here,
1748 inside the table, with no #else clause ...
1749 (write_header): ...not here.
1750 (write_writer): New function.
1751 (main): Don't initialize condition_table. Use add_c_test.
1753 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1754 files on the command line.
1755 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1756 Return -1 if there is no entry in the table, don't abort.
1757 (add_c_test, traverse_c_tests): New functions.
1758 * gensupport.h (insn_elision_unavailable, insn_conditions)
1759 (n_insn_conditions): Delete declarations.
1760 (add_c_test, traverse_c_tests): Declare.
1761 * read-rtl.c: Include gensupport.h.
1762 (read_conditions): New function.
1763 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1764 (read_rtx_1): If we get EOF when we were looking for an initial
1765 open paren, return 0. Call read_conditions when appropriate.
1766 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1767 dummy-conditions.o. Eliminate references to insn-conditions.o,
1768 or change them to build/gencondmd.o, as appropriate. Remove
1769 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1770 from $(simple_generated_c). For all files remaining in those
1771 two lists, add insn-conditions.md to the generator command line.
1772 Give insn-constants.h/s-constants their own rules. Add rules
1773 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1774 (build/read-rtl.o): Depend on gensupport.h.
1775 (genprognormal): Include preds.
1776 (genprogearly): Rename genprognoprint; only difference is now that
1777 they don't link with $(BUILD_PRINT).
1778 * dummy-conditions.c: Delete.
1780 2006-01-22 Zack Weinberg <zackw@panix.com>
1782 * genextract.c: Don't include insn-config.h. Do include vec.h.
1783 Declare vectors of int, char, and locstr.
1784 (locstr): New typedef.
1785 (struct extraction): Make all array fields into bare pointers.
1786 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1787 (insn_code_number): Delete.
1788 (accum_extract): New struct.
1789 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1790 (gen_insn): Take insn_code_number as an argument. Use an
1791 accum_extract structure instead of loading data directly into
1792 a struct extraction, and having to know how big it might get.
1793 (walk_rtx): Operate entirely on an accum_extract structure.
1794 (print_path): Avoid unnecessary use of printf.
1795 (print_header): New function, split out of main. Distinguish
1796 more carefully between an unrecognizable insn and an insn that
1797 has the code number of a define_expand.
1798 (main): Pass insn_code_number to gen_insn. Call print_header
1799 only after parsing. Avoid unnecessary use of printf.
1800 * Makefile.in (build/vec.o): New rule.
1801 (build/genextract): Depend on build/vec.o.
1802 (build/genextract.o): Don't depend on insn-config.h.
1804 2006-01-22 Zack Weinberg <zackw@panix.com>
1806 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1807 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1808 practical. Eliminate per-generator-program link rules.
1810 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1813 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1814 with a call expr to ...
1815 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1817 2006-01-23 Richard Guenther <rguenther@suse.de>
1819 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1820 before make_edge with conditional EDGE_TRUE_VALUE.
1822 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1823 Jan Hubicka <jh@suse.cz>
1824 Richard Guenther <rguenther@suse.de>
1826 PR rtl-optimization/25654
1827 * cfgexpand.c (aggregate_contains_union_type): New function.
1828 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1829 for structure variables that contain a union type.
1831 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1833 * gengtype.c (new_structure): Return the structure.
1834 (create_option): Add an extra "next" argument.
1835 (create_field): New function.
1836 (adjust_field_rtx_def): Use create_option and create_field.
1837 Remove a now-unnecessary call to find_structure.
1838 (adjust_field_tree_def): Likewise.
1839 (note_yacc_type): Remove an unnecessary call to find_structure.
1840 * gengtype.h (new_structure): Return the structure.
1841 (create_option): Add an extra argument.
1842 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1843 (option): Adjust calls to create_option.
1845 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1847 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1849 2006-01-22 Paul Brook <paul@codesourcery.com>
1850 Peter Barada <peter@the-baradas.com>
1852 * config/m68k/m68k.md: Add Coldfire FPU support.
1853 Define FP mode macro and associated attributes.
1854 Use it for float mode patterns.
1855 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1856 (LIBCALL_VALUE): Use m68k_libcall_value.
1857 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1858 (m68k_function_value): Ditto.
1859 (emit_move_sequence): Ditto.
1860 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1861 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1862 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1863 (MULTILIB_EXCEPTIONS): Ditto.
1864 * config/m68k/m68k.opt: Add mcfv4e.
1865 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1866 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1867 (m68k_output_function_prologue): Save ColdFire FPU registers.
1868 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1869 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1870 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1871 ColdFire FPU registers.
1872 (m68k_libcall_value, m68k_function_value): New functions.
1873 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1874 (LIBCALL_VALUE): Use m68k_libcall_value.
1875 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1876 (MASK_COLDFIRE): Add MASK_CFV4E.
1877 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1878 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1879 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1880 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1881 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1882 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1883 * doc/invoke.tex: Document -mcfv4e on m68k.
1885 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1887 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1890 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1893 * c-opts.c (c_common_handle_option): Don't include
1894 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1895 * doc/invoke.texi (C++ Dialect Options): Document that
1896 -Wnon-virtual-dtor is no longer included in -Wall.
1898 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1900 * gcov.c (print_version), gcov-dump.c (print_version),
1901 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1904 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1906 * df-scan.c (problem_SCAN): Added NULL reset function.
1907 (df_scan_reset_blocks): Added code to call reset block function
1908 (df_bb_refs_delete) Fixed comment.
1909 (df_insn_refs_delete): Made tolerant of deleting non existent info
1910 for dataflow problems that need to be reset.
1911 * df-core.c (df_set_blocks): Ditto.
1912 * df.h (struct df_problem): Added reset_fun.
1913 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1914 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1915 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1916 functions to clear out all references to def-use or use-def chains.
1918 2006-01-21 Ben Elliston <bje@au.ibm.com>
1920 * varasm.c (assemble_real): Initialise data array.
1922 2006-01-20 Paul Brook <paul@codesourcery.com>
1924 Merge from csl-arm-branch.
1925 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1926 * config/arm/arm.md (movdi): Force operands[1] to a register
1927 if we have a non-register source.
1928 (*arm_movdi, *movdf_soft_insn): Require that one of the
1929 operands be a register.
1930 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1931 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1933 2006-01-20 DJ Delorie <dj@redhat.com>
1935 * varasm.c (initialize_constant_valid_p): Allow pointers
1936 initialized from integer constants of lesser precision.
1937 (output_constant): Allow non-int-sized pointer modes to be
1938 initialized from integer constants.
1940 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1943 * cppdefault.h (struct default_include): Add multilib flag.
1944 * cppdefault.c (cpp_include_defaults): Set it.
1945 * c.opt (-imultilib): New option.
1946 * c-opts.c (imultilib): New.
1947 (c_common_handle_option): Handle -imultilib.
1948 (c_common_post_options): Likewise.
1949 * c-incpath.c (add_standard_paths, register_include_chains):
1951 * c-incpath.h (register_include_chains): Add extra parameter.
1952 * gcc.c (do_spec_1): Generate -imultilib option.
1953 (The Specs Language): Update %I description.
1954 (process_command): Update copyright notice.
1955 * doc/cppopts.texi (-imultilib): Document.
1956 * doc/invoke.texi (-imultilib): Include in option summary.
1957 (%I): Update specs documentation.
1959 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1961 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1963 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1965 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1968 2006-01-20 Richard Guenther <rguenther@suse.de>
1969 Steven Bosscher <stevenb.gcc@gmail.com>
1971 PR rtl-optimization/24626
1972 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1973 EDGE_TRUE_VALUE if in RTL mode.
1976 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1977 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1979 2006-01-20 Dirk Mueller <dmueller@suse.com>
1982 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1983 instead of a special NOP marker.
1984 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1985 NOP marker handling.
1986 * c-common.h (empty_body_warning): Add forward declaration.
1987 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1988 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1990 2006-01-20 Paul Brook <paul@codesourcery.com>
1992 * Makefile.in (lang_checks): Keep going if mkdir fails.
1994 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1996 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1997 be able to clean out basic block when not necessary.
1998 (df_scan_free): Fixed to properly delete information if df is
1999 unused before calling df_finish.
2000 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
2001 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
2003 (df_bb_refs_delete): New function.
2004 (df_refs_delete): Moved per block code to df_bb_refs_delete.
2005 * df-core.c (df_set_blocks): Added code to properly clean out
2006 unused blocks if they are not part of the blocks to consider.
2007 Added additional null check.
2008 (df_compact_blocks): Added basic block parameter to free_bb_fun to
2009 be able to clean out basic block when not necessary
2010 * df.h (df_free_bb_function): Ditto.
2011 (df_bb_refs_delete): New function.
2012 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
2013 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
2014 basic block parameter to be able to clean out basic block when not
2016 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
2017 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
2018 Fixed to properly delete information if df is unused before
2021 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2023 PR rtl-optimization/25799
2024 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
2025 Corrected confluence operator to remove bits from op2 before oring
2026 with op1 rather than removing bits from op1.
2027 (df_ru_transfer_function): Corrected test on wrong bitmap which
2028 caused infinite loop. Both of these problems were introduced in
2029 the dataflow rewrite.
2031 2006-01-19 DJ Delorie <dj@redhat.com>
2033 * reload1.c (find_reload_regs): Note the details of reload
2034 failures in the dump file.
2035 (spill_failure): Likewise.
2037 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2039 * loop-iv.c: Include df.h and hashtab.h.
2040 (enum iv_grd_result): New enum.
2041 (DF_REF_IV, DF_REF_IV_SET): New macros.
2042 (struct biv_entry): New.
2043 (df, bivs): New global variables.
2044 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
2045 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
2047 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
2048 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
2049 analyzed_for_bivness_p, record_biv): New functions.
2050 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
2051 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
2052 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
2054 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
2056 (iv_number_of_iterations): Use new interface to iv analysis.
2057 * loop-unroll.c: Do not include varray.h.
2058 (analyze_iv_to_split_insn): Use new interface to iv
2060 * loop-unswitch.c (may_unswitch_on): Ditto.
2061 * df.c (df_bitmaps_free): Only work for bbs for that structures are
2063 (df_bb_modify): Realloc tables to the new index.
2064 (df_find_use): New function.
2065 * df.h (df_find_use): Declare.
2066 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
2068 * cfgloop.h (struct rtx_iv): Remove analysed field.
2069 (iv_get_reaching_def): Removed.
2070 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
2071 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
2072 (loop-iv.o): Add df.h and hashtab.h dependency.
2073 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
2075 2006-01-20 Alan Modra <amodra@bigpond.net.au>
2078 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
2080 (__floatundisf, __floatundidf): Likewise.
2081 * libgcc2.h (IS_IBM_EXTENDED): Define.
2083 2006-01-19 DJ Delorie <dj@redhat.com>
2085 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
2087 2006-01-19 Paul Brook <paul@codesourcery.com>
2089 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
2090 as nothrow when unwinding tables are disabled.
2092 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2095 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
2096 of bit-field" when in system header.
2098 2006-01-19 DJ Delorie <dj@redhat.com>
2100 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
2101 the 16 bit shift limit of the m16c.
2103 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
2106 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
2107 * config/i386/i386.c (output_set_got): Output the label if we have one
2108 for the TARGET_DEEP_BRANCH_PREDICTION case.
2110 2006-01-19 Jan Hubicka <jh@suse.cz>
2111 H.J. Lu <hongjiu.lu@intel.com>
2112 Evandro Menezes <evandro.menezes@amd.com>
2114 * invoke.texi (generic): Document
2116 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
2117 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
2118 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
2119 (x86_use_incdec, x86_pad_returns): New variables
2120 (TARGET_CPU_DEFAULT_generic): New constant
2121 (TARGET_CPU_DEFAULT_NAMES): Add generic.
2122 (enum processor_type): Add generic32 and generic64.
2123 * i386.md (cpu attribute): Add generic32/generic64
2124 (movhi splitter): Behave sanely when both partial_reg_dependency and
2125 partial_reg_stall are set.
2126 (K8 splitters): Enable for generic as well.
2127 * predicates.md (incdec_operand): Use TARGET_INCDEC
2128 (aligned_operand): Avoid memory mismatch stalls.
2129 * athlon.md: Enable for generic64, new patterns for 128bit moves.
2130 * ppro.md: Enable for generic32
2131 * i386.c (generic64_cost, generic32_cost): New.
2132 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
2133 (x86_use_leave): Enable for generic64. (x86_use_sahf,
2134 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
2135 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
2136 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
2137 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2138 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2139 x86_accumulate_outgoing_args, x86_prologue_using_move,
2140 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
2141 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
2143 (x86_use_incdec, x86_pad_returns): New.
2144 (override_options): Add generic32 and generic64, translate "generic"
2145 to generic32/generic64 and "i686" to "generic32", refuse
2146 "generic32"/"generic64" as arch target.
2147 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
2148 (ix86_reorg): Honor PAD_RETURNS.
2150 2006-01-19 Diego Novillo <dnovillo@redhat.com>
2152 * tree-pretty-print.c (dump_generic_node): Handle
2153 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
2154 * cgraph.c (cgraph_expand_queue): Rename from
2155 cgraph_analyze_queue. Update all users.
2156 * cgraphunit.c (cgraph_assemble_pending_functions): Process
2157 cgraph_expand_queue.
2158 (cgraph_expand_all_functions): Likewise.
2159 (cgraph_finalize_pending_functions): Remove. Update callers.
2161 * tree.h (OMP_DIRECTIVE_P): Define.
2162 (OMP_PARALLEL_FN): Define.
2163 (OMP_PARALLEL_DATA_ARG): Define.
2164 (OMP_SECTIONS_SECTIONS): Define.
2165 * tree-pass.h (pass_expand_omp): Declare.
2166 * omp-low.c (struct omp_region): Declare.
2167 (struct omp_context): Remove fields 'parallel_type',
2168 'parallel_start_ix' and 'parallel_start_additional_args'.
2170 (struct omp_for_data): Rename from struct expand_omp_for_data.
2171 (omp_regions): New static variable.
2172 (root_omp_region): New static variable.
2173 (find_omp_clause): Make static.
2174 (is_in_combined_parallel_ctx): Remove.
2175 (is_combined_parallel): New.
2176 (extract_omp_for_data): Move earlier in the file.
2177 (workshare_safe_to_combine_p): New.
2178 (get_ws_args_for): New.
2179 (determine_parallel_type): Move earlier in the file.
2180 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
2182 (omp_copy_decl): Likewise.
2183 (create_omp_child_function): Likewise.
2184 (lookup_omp_region): New.
2185 (dump_omp_region): New.
2186 (debug_omp_region): New.
2187 (debug_all_omp_regions): New.
2188 (new_omp_region): New.
2189 (scan_omp_parallel): If parallel_nesting_level > 1, the
2190 directive is nested within another parallel directive.
2191 Set OMP_PARALLEL_FN.
2192 (scan_omp_for): Do not try to handle combined parallel+for
2194 Remove FIXME comment.
2195 (scan_omp_nested): Remove.
2196 (scan_omp_1): Do not call scan_omp_nested when
2197 parallel_nesting_level is > 1.
2198 Do not change the DECL_CONTEXT of local variables found.
2199 (lookup_decl_in_outer_ctx): New.
2200 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
2201 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
2202 (lower_reduction_clauses): Rename from expand_reduction_clauses.
2203 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
2204 If CTX is nested, lookup VAR in the outer context when
2205 building copy assignment.
2206 (lower_send_clauses): Rename from expand_send_clauses.
2207 If CTX is nested, lookup VAR in the outer context when
2208 building copy assignments.
2209 (lower_send_shared_vars): Rename from expand_send_shared_vars.
2210 If CTX is nested, lookup VAR in the outer context when
2211 building copy assignments.
2212 (expand_parallel_call): Rename from build_parallel_call.
2213 Handle combined parallel+workshare cases.
2214 Re-implement to emit code into the CFG.
2216 (expand_omp_parallel): Re-implement to emit code into the CFG.
2217 Call move_sese_region_to_fn to outline the sub-graph
2218 containing the parallel region.
2219 (expand_omp_for_1): Remove.
2220 (expand_omp_for_generic): Re-implement to emit code into the
2222 (expand_omp_for_static_nochunk): Likewise.
2223 (expand_omp_for_static_chunk): Likewise.
2224 (expand_omp_for): Likewise.
2225 (expand_omp_sections): Likewise.
2226 (remove_exit_barriers): New.
2227 (expand_omp_synch): New.
2229 (build_omp_regions_1): New.
2230 (build_omp_regions): New.
2231 (execute_expand_omp): New.
2232 (gate_expand_omp): New.
2233 (pass_expand_omp): Define.
2234 (lower_omp_sections): Rename from expand_omp_sections.
2235 Set OMP_SECTIONS_SECTIONS.
2236 (lower_omp_single_simple): Rename from expand_omp_single_simple.
2237 (lower_omp_single_copy): Rename from expand_omp_single_copy.
2238 (lower_omp_single): Rename from expand_omp_simple.
2239 (lower_omp_master): Rename from expand_omp_master.
2240 (lower_omp_ordered): Rename from expand_omp_ordered.
2241 (lower_omp_critical): Rename from expand_omp_critical.
2242 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
2243 (lower_omp_for): Re-implement.
2244 (lower_omp_parallel): Re-implement.
2245 (lower_regimplify): Rename from expand_regimplify.
2246 (lower_omp_1): Rename from expand_omp_1.
2247 If there are syntax errors in the program, replace every
2248 OpenMP directive with NOP.
2249 Call lower_omp_* instead of expand_omp_*.
2250 (lower_omp): Rename from expand_omp.
2252 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
2253 * tree-gimple.h (enum omp_parallel_type): Remove.
2254 (gimple_boolify): Declare extern.
2255 (find_omp_clause, determine_parallel_type): Remove.
2257 * gimple-low.c (lower_omp_directive): New.
2258 (lower_stmt): Call it.
2259 (record_vars_into): Move from ...
2260 (record_vars): ... here.
2261 Call record_vars_into with current_function_decl.
2263 * gimplify.c (struct gimplify_ctx): Remove fields
2264 combined_pre_p and combined_ctxp. Update users.
2265 (get_formal_tmp_var): Add documentation.
2266 (gimple_boolify): Make extern.
2267 (gimplify_expr_in_ctx): Remove. Update callers.
2268 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
2269 will always be a BIND_EXPR.
2270 (gimplify_expr): Handle OMP_RETURN_EXPR.
2271 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
2272 (OMP_PARALLEL): Add 3 operands.
2273 (OMP_SECTIONS): Add 1 operand.
2274 (OMP_RETURN_EXPR): Define.
2276 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
2277 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
2278 * tree-iterator.c (alloc_stmt_list): Assert that we are not
2279 creating a circular free list.
2280 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
2282 * tree-flow.h (move_sese_region_to_fn): Declare.
2283 (record_vars_into): Declare.
2284 * tree-cfg.c (make_omp_sections_edges): New.
2285 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
2286 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
2287 OMP_SECTIONS and OMP_SECTION.
2288 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
2289 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
2290 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
2291 (gather_blocks_in_sese_region): New.
2292 (struct move_stmt_d): Declare.
2294 (move_block_to_fn): New.
2295 (move_sese_region_to_fn): New.
2297 * passes.c (init_optimization_passes): Schedule
2298 pass_expand_omp after pass_init_datastructures.
2300 * tree-ssa-operands.c (get_expr_operands): Handle
2301 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
2302 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
2304 2006-01-19 Jeff Law <law@redhat.com>
2306 * tree-vrp.c (extract_range_from_assert): Refine the result range
2307 if the variable referenced by the ASSERT_EXPR has a range and
2308 either the tentative result range or the previous range is a
2311 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2313 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
2315 2006-01-19 Jan Hubicka <jh@suse.cz>
2317 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
2319 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
2321 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
2322 (expand_compound_operation, expand_field_assignment): Fail if the
2323 bit lengths of an extract operation are out of range.
2324 (make_extraction): Compute wanted_inner_mode based on the position
2325 and length of the extraction. Make it extraction_mode for non-constant
2326 positions, and do not modify offset in that case. When generating a
2327 new MEM, use a mode that can hold the extraction while keeping correct
2328 alignment. Remove code that supported MEMs wrapped by USEs.
2329 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
2331 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
2333 * config/s390/s390.md ("Y", "y"): New mode attribute.
2334 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2335 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
2336 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
2337 "*addsi3_imm_cc", "*addsi3_carry1_cc",
2338 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
2339 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
2340 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
2341 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
2342 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
2343 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
2344 "addsi3", "subsi3"): Insn patterns removed.
2345 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
2346 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
2347 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
2348 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
2349 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
2350 "*sub<mode>3_cconly2"): New insn patterns.
2351 ("addsi3", "subsi3"): New expanders.
2353 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
2355 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
2356 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
2357 existing STMT_VINFO_VECTYPE if available.
2358 (vect_mark_relevant): Add special handling for stmts that are
2359 marked as STMT_VINFO_IN_PATTERN_P.
2360 (vect_analyze_loop): Call vect_pattern_recog.
2361 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
2362 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
2364 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
2365 (vect_recog_func_ptr): New function-pointer type.
2366 * tree-vect-patterns.c: New file.
2367 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
2368 (vect_recog_dot_prod_pattern, vect_pattern_recog):
2369 (vect_pattern_recog_1): New functions.
2370 (vect_pattern_recog_funcs): New array of function pointers.
2372 * tree-vectorizer.h (ternary_op): New enum value.
2373 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
2374 declaration. Revised documentation. Removed redundant dump prints.
2375 Removed redundant argument. Added support for reduction patterns.
2376 (vectorizable_reduction): Added support for reduction patterns.
2377 (vect_transform_stmt): Added support for patterns.
2379 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
2380 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
2381 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
2382 (expand_widen_pattern_expr): New function.
2383 (init_optabs): Initialize new optabs udot_prod_optab,
2385 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
2386 (sdot_prod_optab, udot_prod_optab): Define new optabs.
2387 (expand_widen_pattern_expr): New function declaration.
2388 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
2390 * tree-inline.c (estimate_num_insns_1): Added cases for new
2391 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2392 * tree-pretty-print.c (dump_generic_node): Likewise.
2393 (op_prio): Likewise.
2394 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2395 * tree-ssa-operands.c (get_expr_operands): Added case for
2397 * tree-vect-patterns.c (widened_name_p): New function.
2398 (vect_recog_dot_prod_pattern): Added function implementation.
2399 * tree-vect-transform.c (get_initial_def_for_reduction): Added
2400 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
2401 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
2402 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
2404 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
2405 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
2406 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
2407 (init_optabs): Initialize new optabs widen_ssum_optab,
2409 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
2410 (widen_ssum_optab, widen_usum_optab): Define new optabs.
2411 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
2412 use instead of type of def.
2413 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
2414 function implementation.
2415 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
2416 widen_ssumv8hi): New.
2418 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
2421 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2424 * c-decl.c (add_flexible_array_elts_to_size): New function.
2425 (finish_decl): Use it.
2427 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2429 * diagnostic.h: Include options.h.
2430 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
2431 dependancies for diagnostic.h.
2432 * Makefile.in (DIAGNOSTIC_H): Add options.h.
2434 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
2436 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
2437 (ssa_ro_call_cache_valid): Ditto.
2438 * tree-ssa-alias.c (sort_tags_by_id): New function.
2439 (init_transitive_clobber_worklist): Ditto.
2440 (add_to_worklist): Ditto.
2441 (mark_aliases_call_clobbered): Ditto.
2442 (compute_tag_properties): Ditto.
2443 (set_initial_properties): Ditto.
2444 (compute_call_clobbered): Ditto.
2445 (compute_may_aliases): Call compute_call_clobbered and grouping.
2446 (compute_flow_sensitive_aliasing): Remove clobbering related code.
2447 (compute_flow_insensitive_aliasing): Grouping now happens in our
2449 (setup_pointers_and_addressables): Remove clobbering related code.
2450 (add_may_alias): Ditto.
2451 (replace_may_alias): Ditto.
2452 (get_nmt_for): Ditto.
2453 (create_global_var):
2454 (is_escape_site): Return an escape_type enumeration.
2455 * tree-flow-inline.h (is_call_clobbered): Global var does not
2456 imply call clobbered.
2457 (mark_call_clobbered): Take a reason for marking this. Remove
2458 marking of globalness, and cache invalidation.
2459 (clear_call_clobbered): Remove cache invalidation code.
2460 * tree-dfa.c (dump_variable): If details is on, dump the reason
2462 * tree-outof-ssa.c (create_temp): Copy escape mask from original
2464 * tree-flow.h (struct ptr_info_def): Add escape mask member.
2465 (struct var_ann_d): Ditto.
2466 (enum escape_type): New.
2467 (mark_call_clobbered): Adjust prototype.
2468 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
2469 are never call clobbered.
2470 Record reasons for escaping.
2471 * tree-ssa-structalias.h (is_escape_site): Update prototype.
2472 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
2473 (ssa_ro_call_cache_valid): Ditto.
2474 (clobbered_v_may_defs): Ditto.
2475 (clobbered_vuses): Ditto.
2476 (ro_call_vuses): Ditto.
2477 (clobber_stats): New.
2478 (init_ssa_operands): Zero out clobber stats.
2479 (fini_ssa_operands): Print out clobber stats.
2480 (get_call_expr_operands): Pass callee fndecl to
2482 (add_call_clobber_ops): Remove use of cache.
2483 Add use of PURE_CONST information.
2484 (add_call_read_ops): Remove use of cache.
2485 Add use of static not_read information.
2487 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
2489 Introduce TLS descriptors for i386 and x86_64.
2490 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
2491 (TARGET_ANY_GNU_TLS): New macro.
2492 (enum tls_dialect): Added TLS_DIALECT_GNU2.
2493 (struct machine_function): Add tls_descriptor_call_expanded_p.
2494 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
2495 (ix86_current_function_calls_tls_descriptor): Likewise.
2496 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
2497 (override_options): Introduce gnu2 tls dialect.
2498 (ix86_frame_pointer_required): Functions containing TLSCALLs are
2500 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
2502 (legitimize_tls_address): Adjust logic for GNU2 TLS.
2503 (ix86_init_machine_status): Initialize new field.
2504 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
2505 (ix86_tls_module_base): New.
2506 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
2507 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
2508 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
2509 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
2510 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
2511 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
2512 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2513 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2514 * config/i386/predicates.md (tls_modbase_operand): New.
2515 (tp_or_register_operand): New.
2517 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2519 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2520 (look_for_address_of): Ditto.
2521 (ipa_init): Walk the function decls.
2522 (static_execute): Don't set readonly on FUNCTION_DECL's.
2524 2006-01-18 Roger Sayle <roger@eyesopen.com>
2526 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2527 for shifts where the source and destination registers are different.
2529 2006-01-18 Paul Brook <paul@codesourcery.com>
2531 Merge from csl-arm-branch.
2532 2005-03-14 Julian Brown <julian@codesourcery.com>
2533 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2534 (aeabi_llsl): Likewise.
2535 (ashrdi3): Likewise.
2536 (aeabi_lasr): Likewise.
2537 (lshrdi3): Likewise.
2538 (aeabi_llsr): Likewise.
2539 2005-03-10 Julian Brown <julian@codesourcery.com>
2540 * config.gcc: Disable shared libgcc for SymbianOS.
2541 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2543 2006-01-18 DJ Delorie <dj@redhat.com>
2545 * c-pragma.c (handle_pragma_diagnostic): New.
2546 (init_pragma): Register it.
2547 * doc/extend.texi: Document it.
2549 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2550 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2551 (diagnostic_context): Add classify_diagnostic[].
2552 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2553 as errors if they're overridden to DK_WARNING.
2554 (diagnostic_initialize): Initialize classify_diagnostic[].
2555 (diagnostic_set_kind_override): New.
2556 (diagnostic_report_diagnostic): Check for kind changes.
2557 * opts.c (common_handle_option): Take lang_mask. Update callers.
2559 * common.opt (Werror=): New.
2560 * doc/invoke.texi: Document -Werror=*
2562 2006-01-18 Jeff Law <law@redhat.com>
2564 * tree-vrp.c (test_for_singularity): Correct test for new
2565 min limit. Use operand_equal_p rather than pointer equality
2566 for testing if new min/max values are equal.
2568 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2569 using range information until after propagation and folding.
2571 2006-01-18 Richard Henderson <rth@redhat.com>
2572 Aldy Hernandez <aldyh@redhat.com>
2573 Jakub Jelinek <jakub@redhat.com>
2574 Diego Novillo <dnovillo@redhat.com>
2576 * omp-low.c: New file.
2577 * c-omp.c: New file.
2579 2006-01-18 Richard Henderson <rth@redhat.com>
2580 Jakub Jelinek <jakub@redhat.com>
2581 Diego Novillo <dnovillo@redhat.com>
2583 * doc/invoke.texi: Document -fopenmp.
2584 * tree-dump.h (debug_function): Declare.
2585 * hooks.c (hook_bool_tree_bool_false): New function.
2586 (hook_tree_tree_null): Remove.
2587 (hook_tree_tree_tree_null): New.
2588 * hooks.h: Update to match.
2589 * tree-pretty-print.c (debug_tree_chain): New.
2590 (print_generic_expr): Handle TDF_CHAIN.
2591 (dump_generic_node): Handle BLOCK.
2592 Do not abort with incomplete SWITCH_EXPRs.
2593 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2594 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2595 print space after directive name.
2596 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2597 Handle OMP_MASTER and OMP_ORDERED.
2598 Handle printing of OMP_BODY just in one place, goto
2599 dump_omp_body in the rest of OMP_* nodes that have
2601 Don't handle clause nodes here. Update omp statements to
2602 use dump_omp_clauses.
2603 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2604 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2605 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2606 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2607 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2608 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2609 Adjust output for GOMP_PARALLEL.
2610 (dump_omp_clauses): New.
2611 (print_declaration): Dump DECL_VALUE_EXPR.
2612 (op_symbol_1): Split out of op_symbol.
2613 (dumping_stmts): Remove. Update all users.
2614 * cgraph.c (cgraph_analyze_queue): New.
2615 (cgraph_add_new_function): New.
2616 * cgraph.h (cgraph_analyze_queue): Declare.
2617 (cgraph_add_new_function): Declare.
2618 (cgraph_lower_function): Remove.
2619 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2620 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2621 and TYPE_P nodes in its default clause.
2622 (empty_body_p): New.
2623 (tree_range_check_failed): New.
2625 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2626 OMP_CLAUSE_REDUCTION_MERGE,
2627 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2628 OMP_CLAUSE_PRIVATE_DEBUG,
2629 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2630 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2631 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2632 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2633 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2634 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2635 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2636 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2637 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2638 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2639 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2640 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2641 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2642 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2643 (TREE_RANGE_CHECK): New.
2644 (empty_body_p): Declare.
2645 (enum omp_clause_default_kind): New.
2646 (build_string_literal): Declare.
2647 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2648 (build5_stat, build5): Declare.
2649 * tree-pass.h (TDF_CHAIN): Define.
2650 * tree-pass.h (PROP_gimple_lomp): Define.
2651 (pass_lower_omp): Declare.
2652 * diagnostic.h (debug_tree_chain): Declare.
2653 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2655 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2656 * builtins.c (build_string_literal): Make extern.
2657 * gcc.c (include_spec_function): New.
2658 (static_spec_functions): Add it.
2659 (main): Move load of libgomp.spec ...
2660 (LINK_COMMAND_SPEC): ... here.
2661 (link_gomp_spec): New.
2662 (static_specs): Include it.
2663 (LINK_COMMAND_SPEC): Add link_gomp.
2664 (GOMP_SELF_SPECS): New.
2665 (driver_self_specs): Include it.
2666 (switch_matches): Don't mark inline.
2667 (main): Load libgomp.spec.
2668 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2669 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2670 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2671 * tree-gimple.h (enum omp_parallel): Declare.
2672 (determine_parallel_type): Declare.
2673 (omp_firstprivatize_variable): Declare.
2674 (omp_reduction_init): Declare.
2675 (diagnose_omp_structured_block_errors): Declare.
2676 (struct walk_stmt_info): Add want_return_expr.
2677 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2678 (find_omp_clause): Declare.
2679 (insert_field_into_struct): Declare.
2680 (struct walk_stmt_info): Move from tree-nested.c
2681 (walk_stmts): Declare.
2682 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2684 * cgraphunit.c (cgraph_lower_function): Make static.
2685 (cgraph_finalize_pending_functions): New.
2686 (cgraph_finalize_function): Call it.
2687 (cgraph_finalize_compilation_unit): Likewise.
2688 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2689 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2690 (BT_FN_UINT_UINT): New.
2691 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2692 DEF_FUNCTION_TYPE_VAR_4): Document.
2693 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2694 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2695 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2696 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2697 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2698 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2699 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2700 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2701 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2702 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2703 into separate files.
2704 (DEF_GOMP_BUILTIN): New.
2705 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2706 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2707 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2708 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2709 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2710 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2711 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2712 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2713 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2714 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2715 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2716 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2717 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2718 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2719 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2720 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2721 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2722 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2723 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2724 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2725 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2726 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2727 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2728 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2729 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2730 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2731 * sync-builtins.def: New file, moved from builtins.def.
2732 * omp-builtins.def: New file, moved from builtins.def.
2733 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2734 * gimple-low.c (lower_function_body): Clear data.
2735 (lower_stmt): Do not handle COMPOUND_EXPR.
2736 Remove call to print_node_brief.
2737 * c-tree.h (c_finish_omp_clauses): New prototype.
2738 (C_DECL_THREADPRIVATE_P): Define.
2739 (lookup_name_no_remap, c_omp_remap_private): Remove
2740 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2741 (check_for_loop_decls): Update decl.
2742 (lookup_name_no_remap, c_omp_remap_private): Declare.
2743 (build_indirect_ref, build_modify_expr, pushdecl,
2744 pushdecl_top_level): Move to c-common.h.
2745 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2746 before the switch, but just in the 2 places that need it.
2747 * c-decl.c (diagnose_mismatched_decls): Do not check for
2748 mismatched thread-local attributes when OLDDECL is marked
2749 threadprivate and NEWDECL has no thread-local attributes.
2750 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2751 (c_gimple_diagnostics_recursively): Rename from
2752 c_warn_unused_result_recursively. Invoke
2753 diagnose_omp_structured_block_errors.
2754 (check_for_loop_decls): Return a singular decl found.
2755 * langhooks.c (lhd_omp_predetermined_sharing): Return
2756 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2757 (lhd_omp_firstprivatize_type_sizes): New.
2758 (lhd_omp_assignment): New.
2759 (lhd_omp_predetermined_sharing): New.
2760 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2761 (struct lang_hooks_for_types): Add
2762 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2763 omp_predetermined_sharing, omp_disregard_value_expr,
2764 omp_private_debug_clause, omp_clause_default_ctor,
2765 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2766 (c_finish_omp_clauses): New.
2767 (c_finish_bc_stmt): Diagnose break within omp for.
2768 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2769 (build_unary_op): Return error_mark after reporting
2771 (build_modify_expr): Likewise.
2772 * gimplify.c: Include optabs.h and pointer-set.h.
2773 (enum gimplify_omp_var_data): Declare.
2774 (struct gimplify_omp_ctx): Declare.
2775 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2777 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2778 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2779 (splay_tree_compare_decl_uid): New.
2780 (new_omp_context): New.
2781 (delete_omp_context): New.
2782 (gimple_add_tmp_var): Call omp_add_variable.
2783 (gimplify_bind_expr): Likewise.
2784 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2785 true, disregard DECL_VALUE_EXPR on the decl if any.
2786 (gimplify_expr_in_ctx): New.
2787 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2788 omp_add_variable, omp_notice_variable, omp_is_private
2789 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2790 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2791 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2792 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2793 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2794 gimplify_omp_atomic): New.
2795 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2796 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2797 OMP_CRITICAL and OMP_ATOMIC.
2798 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2799 * c-pragma.h (enum pragma_kind): Add
2800 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2801 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2802 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2803 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2804 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2805 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2806 PRAGMA_OMP_THREADPRIVATE.
2807 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2808 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2809 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2810 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2811 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2812 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2813 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2814 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2815 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2816 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2817 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2818 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2819 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2821 (struct nesting_info): Add field_map,
2822 suppress_expansion, debug_var_chain.
2823 (create_nesting_tree): Initialize them.
2824 (lookup_field_for_decl): Use field_map.
2825 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2826 (convert_local_omp_clauses): New.
2827 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2828 (walk_body): Split out of walk_function.
2829 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2830 (convert_nonlocal_reference): Handle omp statements.
2831 (convert_local_reference): Likewise.
2832 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2833 (unnest_nesting_tree): New.
2834 (lower_nested_functions): Call it.
2835 (insert_field_into_struct): Make extern.
2836 (struct walk_stmt_info): Move to tree-gimple.h.
2837 (walk_stmts): Make extern.
2838 * omp-builtins.def: New file.
2839 * tree-iterator.c (expr_only): Clarify comment.
2840 * c-common.h (pushdecl_top_level, pushdecl,
2841 build_modify_expr, build_indirect_ref,
2842 c_finish_omp_master, c_finish_omp_critical,
2843 c_finish_omp_ordered, c_finish_omp_barrier,
2844 c_finish_omp_atomic, c_finish_omp_flush,
2845 c_finish_omp_for, c_split_parallel_clauses,
2846 omp_clause_default_kind, c_omp_sharing_predetermined,
2847 c_omp_remap_decl): Declare.
2848 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2849 (OBJS-common): Add omp-low.o.
2850 (c-omp.o, omp-low.o): Add.
2851 (gimplify.o): Add dependency on $(OPTABS_H).
2852 (GTFILES): Add omp-low.c.
2853 (gt-stringpool.h): Add.
2854 * tree-cfg.c (set_bb_for_stmt): Do not update the
2855 block-to-labels map if we are currently expanding to RTL.
2856 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2858 Handle IDENTIFIER_NODE.
2859 (tree_verify_flow_info): Do not ICE when emitting error
2860 messages about invalid labels.
2861 (dump_function_to_file): Reset CFUN before emitting the body
2863 (debug_function): New.
2864 * passes.c (init_optimization_passes): Schedule
2866 * langhooks-def.h (lhd_omp_predetermined_sharing,
2867 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2869 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2870 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2871 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2872 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2873 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2874 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2875 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2876 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2877 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2878 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2879 (LANG_HOOK_DECLS): Use them.
2881 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2882 Richard Henderson <rth@redhat.com>
2883 Jakub Jelinek <jakub@redhat.com>
2884 Diego Novillo <dnovillo@redhat.com>
2886 * c-parser.c (pragma_omp_clause): Define.
2887 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2888 (c_parser_compound_statement): Likewise.
2889 (c_parser_statement): Likewise.
2890 (c_parser_pragma): Handle omp pragmas.
2891 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2892 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2893 (c_parser_omp_clause_name, check_no_duplicate_clause,
2894 c_parser_omp_variable_list,
2895 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2896 c_parser_omp_clause_copyprivate,
2897 c_parser_omp_clause_default,
2898 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2899 c_parser_omp_clause_lastprivate,
2900 c_parser_omp_clause_nowait,
2901 c_parser_omp_clause_num_threads,
2902 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2903 c_parser_omp_clause_reduction,
2904 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2905 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2906 c_parser_omp_atomic, c_parser_omp_barrier,
2907 c_parser_omp_critical, c_parser_omp_flush,
2908 c_parser_omp_for_loop, c_parser_omp_for,
2909 c_parser_omp_master, c_parser_omp_ordered,
2910 c_parser_omp_sections_scope, c_parser_omp_sections,
2911 c_parser_omp_parallel, c_parser_omp_single,
2912 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2913 * c-pragma.c (init_pragma): Do omp pragma registration here.
2914 * c.opt (fopenmp): New flag.
2916 2006-01-18 Eric Christopher <echristo@apple.com>
2918 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2919 * config/darwin.h (GOMP_SELF_SPECS): Define.
2921 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2923 * rtl.h: Remove the prototype for reg_alloc.
2925 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2928 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2929 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2930 sjlj and dwarf2 exception handling.
2931 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2932 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2933 * pa/pa.c (function_value): Treat complex and vector types as
2935 (function_arg): Likewise. Only pass scalar floats in the floating
2936 point argument registers.
2937 * pa/t-slibgcc-dwarf-ver: New file.
2938 * pa/t-slibgcc-sjlj-ver: New file.
2939 * pa/t-slibgcc-elf-ver: Delete file.
2941 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2943 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2944 unlikely_test_section_p test.
2946 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2948 * mode-switching.c (optimize_mode_switching): Make it static.
2949 * basic-block.h: Remove the prototype for
2950 optimize_mode_switching.
2952 * modulo-sched.c (sms_schedule): Make it static.
2953 * rtl.h: Remove the prototype for sms_schedule.
2955 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2956 * rtl.h: Remove the prototype for gcse_after_reload_main.
2958 * reg-stack.c (reg_to_stack): Make it static.
2959 * rtl.h: Remove the prototype for reg_to_stack.
2961 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2963 * rtl.h: Remove the prototypes for regrename_optimize and
2964 copyprop_hardreg_forward.
2966 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2968 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2969 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2970 Test against the appropriate null constant for the mode.
2971 If 'fixup_overlap' is true, swap the operands if they overlap.
2972 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2973 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2974 alpha_split_tmode_pair and adjust for above change.
2975 * config/alpha/alpha.md (movtf_internal): Adjust call to
2976 alpha_split_tfmode_pair and rely on it to swap the operands.
2977 (movti_internal): New insn and post-reload splitter.
2978 (movti): New expander.
2980 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2982 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2985 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2987 * rtlanal.c (global_reg_mentioned_p_1,
2988 global_reg_mentioned_p): Remove.
2989 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2991 * flow.c (initialize_uninitialized_subregs): Make it static.
2992 * rtl.h: Remove the prototype for
2993 initialize_uninitialized_subregs.
2995 * function.c (instantiate_virtual_regs): Make it static.
2996 * function.h: Remove the prototype for
2997 instantiate_virtual_regs.
2999 * regmove.c (regmove_optimize, combine_stack_adjustments):
3001 * rtl.h: Remove the prototypes for regmove_optimize and
3002 combine_stack_adjustments.
3004 2006-01-17 Roger Sayle <roger@eyesopen.com>
3006 * config/i386/i386.c (COSTS_N_BYTES): New macro.
3007 (size_cost): Encode costs in bytes so that a reg-reg addition is
3008 equivalent to COSTS_N_INSNS(1).
3009 (override_options): Use the size_cost.branch_cost as the default
3010 ix86_branch_cost when optimizing for size.
3012 2006-01-18 Ben Elliston <bje@au.ibm.com>
3014 * Makefile.in (D32PBIT_FUNCS): New.
3015 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
3016 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
3017 D64PBIT_FUNCS and D128PBIT_FUNCS.
3018 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
3019 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
3021 (decnumber_dep): Define.
3022 * doc/libgcc.texi (Decimal float library routines): New node.
3023 * config/dfp-bit.h, config/dfp-bit.c: New files.
3025 2006-01-18 Ben Elliston <bje@au.ibm.com>
3027 * expr.c (emit_move_change_mode): Always adjust addresses, not
3028 just during reload. Copy replacements only during reload.
3029 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
3030 emit_move_via_integer.
3032 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
3034 * Makefile.in (check-%, check-consistency): Use $${srcdir}
3035 instead of $(srcdir) and ${srcdir}.
3037 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
3041 * arm.h (struct machine_function): Add pic_reg.
3042 * arm.c (arm_pic_register): Make unsigned.
3043 (arm_override_options): Only set arm_pic_register if
3044 TARGET_SINGLE_PIC_BASE.
3045 (use_return_insn): Only test for a pic register if it is fixed.
3046 (arm_compute_save_reg0_reg12_mask): Likewise.
3047 (thumb_compute_save_reg_mask): Likewise.
3048 (legitimate_pic_operand): Factor out some known invariants.
3049 (legitimize_pic_address): If we don't have a fixed pic register,
3050 then set up a pseudo in the function entry sequence. Handle the
3051 pic base being in a pseudo.
3052 (arm_load_pic_register): Handle the pic register being in a pseudo.
3053 (arm_expand_prologue): Only set up the pic register if it is fixed.
3054 (thumb_expand_prologue): Likewise.
3055 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
3056 (pic_load_addr_based_insn): Likewise.
3057 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
3060 2006-01-18 Ben Elliston <bje@au.ibm.com>
3062 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
3063 decimal float modes for all floating point registers.
3065 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
3066 match_code "mem" with match_test "macho_lo_sum_memory_operand".
3068 2006-01-17 Jakub Jelinek <jakub@redhat.com>
3071 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
3072 even when the pointer is not NULL.
3074 2006-01-16 Ian Lance Taylor <ian@airs.com>
3076 * common.opt (ftoplevel-reorder): New option.
3077 * cgraph.c (cgraph_asm_nodes): New global variable.
3078 (cgraph_asm_last_node): New static variable.
3079 (cgraph_order): New global variable.
3080 (cgraph_create_node): Set new order field.
3081 (cgraph_varpool_node): Likewise.
3082 (decide_is_variable_needed): Return true if not
3083 flag_toplevel_reorder.
3084 (cgraph_add_asm_node): New function.
3085 * cgraph.h (struct cgraph_node): Add order field.
3086 (struct cgraph_varpool_node): Add order field.
3087 (struct cgraph_asm_node): Define.
3088 (cgraph_asm_nodes, cgraph_order): Declare.
3089 (cgraph_add_asm_node): Declare.
3090 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
3092 (cgraph_varpool_assemble_pending_decls): Call it.
3093 (cgraph_output_pending_asms): New static function.
3094 (cgraph_finalize_compilation_unit): Call it.
3095 (struct cgraph_order_sort): Define.
3096 (cgraph_output_in_order): New static function.
3097 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
3098 !flag_toplevel_reorder case.
3099 * c-parser.c: Include "cgraph.h".
3100 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
3102 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
3103 than -fno-unit-at-a-time.
3104 * doc/invoke.texi (Option Summary): Mention
3105 -fno-toplevel-reorder.
3106 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
3107 -funit-at-a-time documentation.
3109 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
3110 Kazu Hirata <kazu@codesourcery.com>
3112 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
3114 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
3116 * Makefile.in (FUNCTION_H): New. Use it instead of
3117 function.h throughout the file.
3118 * function.h: Include tree.h.
3120 2006-01-17 Ben Elliston <bje@au.ibm.com>
3122 * recog.c: Separate some functions with whitespace.
3124 2006-01-16 Richard Henderson <rth@redhat.com>
3126 Merge from gomp branch:
3127 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
3128 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
3129 and rename from struct inline_data. Rename callee* to dst*;
3130 caller* to src*; add copy_decl hook, transform_call_graph_edges,
3131 transform_new_cfg, transform_return_to_modify, and
3132 transform_lang_insert_block flags; remove cloning_p, versioning_p,
3134 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
3135 (copy_decl_for_dup): Remove.
3136 * tree-inline.c (struct inline_data): Move to header.
3137 (insert_decl_map): Export.
3138 (remap_decl): Update for member name changes. Use copy_decl hook.
3139 Allow for replacement to be a non-decl. Remove dead code.
3140 (remap_type_1): Check for existing mapping.
3141 (remap_type): Export.
3142 (remap_decls): Update for member name changes.
3143 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
3144 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
3145 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
3146 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
3147 (tree_function_versioning, build_duplicate_type): Likewise.
3148 (copy_body_r): Likewise. Export.
3149 (copy_decl_for_dup): Split into ...
3150 (copy_decl_for_dup_finish, copy_decl_to_var,
3151 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
3152 (replace_ref_tree, inlining_p): Remove.
3154 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3156 * ifcvt.c (if_convert): Make it static.
3157 * rtl.h: Remove the prototype for if_convert.
3159 * local-alloc.c (local_alloc): Make it static.
3160 * rtl.h: Remove the prototype for local_alloc.
3162 * loop.c (loop_optimize): Make it static.
3163 * cfgloop.h: Remove the prototype for loop_optimize.
3166 2006-01-16 DJ Delorie <dj@redhat.com>
3168 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
3171 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3173 * pa.md: Disparage copies between general and floating-point registers
3174 in 32-bit move patterns.
3176 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
3179 * Makefile.in (check-%): Depend on site.exp instead of
3180 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
3183 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3185 * global.c (global_alloc): Make it static.
3186 * rtl.h: Remove the prototype for global_alloc.
3188 2006-01-16 Richard Guenther <rguenther@suse.de>
3190 * tree-ssa-alias.c (struct used_part): Add write_only field.
3191 (get_or_create_used_part_for): Initialize it to true.
3192 (create_overlap_variables_for): Don't create structure variables
3193 for structures that only are written to.
3194 (find_used_portions): Handle MODIFY_EXPR to track whether a
3195 structure is only written to.
3197 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3199 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
3201 * basic-block.h: Remove the prototype for
3202 partition_hot_cold_basic_blocks.
3204 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
3206 * cppspec.c (lang_specific_spec_functions): Remove.
3207 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
3208 * gcc.h (lang_specific_spec_functions): Remove.
3209 * gccspec.c (lang_specific_spec_functions): Remove.
3211 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
3213 * combine.c (record_value_for_reg): Invalidate registers
3215 (record_dead_and_set_regs_1): Likewise, by passing them to
3216 record_value_for_reg.
3217 (record_dead_and_set_regs): Invalidate stores made by a
3218 call. We do not combine across a call, but we still
3219 relied on equivalences.
3221 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3223 * tree-vrp.c (extract_range_from_binary_expr): Cope with
3224 vrp_int_const_binop returning non-constant nodes.
3226 2006-01-16 Paul Brook <paul@codesourcery.com>
3228 * config/m68k/m68k.c (output_move_const_into_data_reg):
3229 Output correct mnemonic for mvz and mvs.
3231 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
3233 * rtl-factoring.c: Add sequence abstraction algorithm.
3234 * cfgcleanup.c (outgoing_edges_match): Extra checks.
3235 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
3237 (block_has_preserve_label): New function.
3238 * common.opt: Register new pass.
3239 * Makefile.in: Ditto.
3241 * timevar.def: Ditto.
3242 * tree-pass.h: Ditto.
3243 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
3244 * rtl.h (make_jump_insn_raw): Add forward decl.
3245 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
3247 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3248 Roger Sayle <roger@eyesopen.com>
3250 * fold-const.c (fold_minmax): New static function.
3251 (fold_binary) <MIN_EXPR>: Call it.
3252 <MAX_EXPR>: Likewise.
3253 * stor-layout.c (place_field): Use DECL_SIZE consistently
3254 in the computation of the new record size.
3256 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3258 * cse.c (cse_condition_code_reg): Make it static.
3259 * rtl.h: Remove the prototype for cse_condition_code_reg.
3261 * combine.c (combine_instructions): Make it static.
3262 * rtl.h: Remove the prototype for combine_instructions.
3264 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3267 * tree.c (get_file_function_name_long): Concatenate the first global
3268 object name with a string derived from the input filename of the object
3271 2006-01-16 Ben Elliston <bje@au.ibm.com>
3273 * config/i386/winnt-stubs.c: Update FSF address.
3274 * config/xtensa/ieee754-df.S: Ditto.
3275 * config/xtensa/ieee754-sf.S: Ditto.
3277 2006-01-14 Ian Lance Taylor <ian@airs.com>
3279 * ifcvt.c (noce_init_if_info): New static function, broken out of
3280 noce_process_if_block.
3281 (noce_process_if_block): Call noce_init_if_info.
3282 (check_cond_move_block): New static function.
3283 (cond_move_process_if_block): New static function.
3284 (process_if_block): Call cond_move_process_if_block.
3286 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
3288 * cselib.c (hash_table): Rename to cselib_hash_table.
3289 (cselib_clear_table, discard_useless_values,
3290 remove_useless_values, cselib_lookup_mem, cselib_lookup,
3291 cselib_init, cselib_finish): Adjust uses of hash_table.
3293 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
3295 PR tree-optimization/25485
3296 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
3297 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
3298 is known to be false and true, respectively.
3300 2006-01-14 Richard Guenther <rguenther@suse.de>
3302 PR tree-optimization/22548
3303 PR tree-optimization/22555
3304 PR tree-optimization/22501
3305 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
3306 * params.def (salias-max-array-elements): New parameter.
3307 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
3308 * doc/invoke.texi (salias-max-array-elements): Document.
3309 * tree-flow-inline.h (var_can_have_subvars): We also handle
3311 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
3313 * tree-ssa-structalias.c (params.h): Include.
3314 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
3315 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
3316 (get_constraint_for): For ADDR_EXPR operating on something
3317 containing an ARRAY_REF, add all subvars to the solution.
3318 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
3319 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
3320 for creating MUST_DEFs.
3321 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
3323 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3325 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
3327 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3328 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
3329 number_of_iterations_le): New functions.
3330 (number_of_iterations_special): Removed.
3331 (number_of_iterations_exit): Do not use number_of_iterations_special.
3332 * tree.c (unsigned_type_for): Always return integer type.
3334 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
3335 Richard Guenther <rguenther@suse.de>
3337 PR rtl-optimization/24257
3338 * gcse.c (find_moveable_store): Only consider a store movable
3339 when the SET_SRC of the insn can be assigned to a register.
3341 2006-01-14 Ian Lance Taylor <ian@airs.com>
3343 * tree.c (tree_not_class_check_failed): New function.
3344 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
3345 (tree_not_class_check_failed): Declare.
3347 2006-01-13 Ian Lance Taylor <ian@airs.com>
3349 * reload1.c (do_output_reload): Add assertion rejecting a
3352 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
3354 * combine.c (struct reg_stat): Add new fields truncation_label and
3356 (record_value_for_reg): Reset truncated_to_mode.
3357 (record_truncated_value): New function.
3358 (check_promoted_subreg): Call it. Rename to check_conversions.
3359 (combine_instructions): Rename check_promoted_subreg to
3361 (reg_truncated_to_mode): New function.
3362 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
3363 (gen_lowpart_or_truncate): New function.
3364 (force_to_mode): Use it instead of gen_lowpart.
3366 2006-01-13 Diego Novillo <dnovillo@redhat.com>
3368 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
3369 VAR is a tag, not its type tag.
3371 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
3373 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
3374 alternatives to match style of other entries.
3375 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
3377 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
3379 PR tree-optimization/25771
3380 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
3383 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
3386 * tree-inline.c (declare_return_variable): If the return variable
3387 was marked as a non gimple complex, set the return slot variable
3388 to be a non gimple comple variable.
3390 2006-01-13 Richard Guenther <rguenther@suse.de>
3392 * builtins.c (expand_builtin_sincos): New function.
3393 (expand_builtin_mathfn_3): Remove dead code, sin and cos
3395 (expand_builtin): Expand sincos using expand_builtin_sincos.
3397 2006-01-12 DJ Delorie <dj@redhat.com>
3399 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
3400 shift counts, separate SI shifts for m32c vs m16c, pass shift type
3401 so that constant shifts can be split.
3402 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
3403 (m32c_valid_pointer_mode): Make static.
3404 (shift_gen_func_for): New.
3405 (m32c_prepare_shift): Use it. Split large const shifts into
3407 * config/m32c/predicates.md (shiftcount_operand): Allow more
3409 (longshiftcount_operand): New.
3410 * doc/md.texi (Machine Constraints): Document In6.
3412 2006-01-13 Ben Elliston <bje@au.ibm.com>
3414 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
3415 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
3418 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
3420 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
3421 to try to avoid clobbering pieces of structures when we know
3422 something about the whole structure.
3423 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
3425 2006-01-13 Ben Elliston <bje@au.ibm.com>
3427 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
3428 return in memory, as this is no limitation is no longer present.
3430 2006-01-12 DJ Delorie <dj@redhat.com>
3432 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
3433 mova with fb, and for fb+0 -> An.
3435 * config/m32c/mov.md (peephole2): Fix enabling logic.
3437 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
3438 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
3439 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
3440 FINI_ARRAY_SECTION_ASM_OP): Define.
3442 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
3444 (m32c_legitimize_reload_address): New logic to reload FB to An.
3445 (m32c_output_reg_push): Add newline.
3446 (m32c_output_reg_pop): Likewise.
3448 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
3450 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
3452 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3454 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3456 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3458 * config/sh/predicates.md (sh_rep_vec): Add parallel to
3461 2006-01-11 Ben Elliston <bje@au.ibm.com>
3463 * rtlanal.c (find_reg_note): Assert insn is not null.
3465 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3467 * df-scan.c (df_hard_reg_init): Move declaration of i outside
3470 2006-01-11 Jeff Law <law@redhat.com>
3472 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
3474 (mark_threaded_blocks, register_jump_thread): New functions.
3475 (thread_through_all_blocks): Remove unwanted argument. No
3476 longer rely on e->aux to communicate thread target info.
3477 Call mark_threaded_blocks. Release the threaded_blocks
3478 bitmap and threaded_edges vector when complete.
3479 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
3480 (threaded_blocks): Remove.
3481 (tree_ssa_dominator_optimize): Remove initialization and
3482 finalization of threaded_blocks. Simplify call to
3483 thread_through_all_blocks.
3484 (thread_across_edge): Call register_jump_thread rather than
3485 storing thread information into e->aux.
3486 (free_all_edge_infos): Simplify now that e->aux is no longer
3487 used to communicate with thread_through_all_blocks.
3488 * tree-flow.h (thread_through_all_blocks): Update prototype.
3489 (register_jump_thread): Prototype.
3491 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3493 * df-core.c (df_compact_blocks, df_bb_replace): Use
3494 SET_BASIC_BLOCK instead of BASIC_BLOCK.
3496 2006-01-11 Richard Guenther <rguenther@suse.de>
3498 PR tree-optimization/25734
3499 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3500 stop propagation after successful propagation to the LHS.
3502 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3504 * basic-block.h (control_flow_graph): Change the type of
3505 x_basic_block_info to VEC(basic_block,gc) *.
3506 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
3508 (SET_BASIC_BLOCK): New.
3509 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
3510 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
3511 * cfgbuild.c (find_basic_blocks): Likewise.
3512 * cfglayout.c (fixup_reorder_chain): Likewise.
3513 * cfgrtl.c (create_basic_block_structure,
3514 rtl_create_basic_block): Likewise.
3515 * ifcvt.c (find_if_case_1): Likewise.
3516 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3519 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3521 * Makefile.in: Removed rotted odf.c entry.
3523 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3526 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3527 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3528 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3529 output pattern modifier, not %e.
3530 * config/cris/cris.c (cris_op_str): Update comment about pattern
3532 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3533 before falling through into...
3534 <case 'E'>: Redefined from old 'e' case.
3536 2006-01-11 Jan Hubicka <jh@suse.cz>
3539 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3541 2006-01-11 Jan Hubicka <jh@suse.cz>
3543 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3544 * i386.c (x86_decompose_lea): Kill.
3545 (ix86_rtx_costs): Kill.
3547 2006-01-11 Jan Hubicka <jh@suse.cz>
3549 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3550 * cgraph.h (cgraph_node): Add inline_decl.
3551 (cgraph_insert_node_to_hashtable): Declare.
3552 (save_inline_function_body): Declare.
3553 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3555 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3556 (cgraph_function_versioning): Update call of tree_function_versioning.
3557 (save_inline_function_body): New function.
3558 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3559 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3560 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3561 (cgraph_default_inline_p): Likewise.
3562 (cgraph_decide_inlining_incrementally): Likewise.
3563 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3564 (copy_bb): Kill saving; do updating of clones.
3565 (copy_cfg_body): Kill saving.
3566 (initialize_inlined-parameters): Likewise.
3567 (expand_call_inline): Likewise.
3569 (tree_function_versioning): New parameter "update_clones".
3570 (inlining_p): Kill saving.
3571 * tree-inline.h (tree_function_versioning): Update prototype.
3572 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3575 2006-01-11 Ian Lance Taylor <ian@airs.com>
3577 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3578 Allow undoing set of machine mode.
3579 (do_SUBST): Use enums instead of is_int.
3580 (do_SUBST_MODE): New function.
3581 (SUBST_MODE): New macro.
3582 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3583 reg and trying to replace reg_regno_rtx with a new register.
3584 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3585 (simplify_set): Use SUBST_MODE.
3586 (distribute_notes): Remove code that tried to update reg notes
3587 for regno_reg_rtx changes.
3589 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3591 PR tree-optimization/23109
3592 PR tree-optimization/23948
3593 PR tree-optimization/24123
3595 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3596 * tree-cfg.c (single_noncomplex_succ): New.
3597 * tree-flow.h (single_noncomplex_succ): Declare it.
3598 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3599 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3600 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3601 insert_bb, register_division_in, insert_reciprocals,
3602 replace_reciprocal, free_bb): New.
3603 (execute_cse_reciprocals_1): Rewritten.
3604 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3605 Do not commit any edge insertion. Always compute dominators and
3606 create the allocation pool.
3607 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3608 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3609 * targhooks.c (default_min_divistions_for_recip_mul): New.
3610 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3611 * passes.c (init_optimization_passes): Run recip after tree loop
3613 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3615 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3616 Kenneth Zadeck <zadeck@naturalbridge.com>
3618 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3619 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3620 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3621 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3622 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3623 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3624 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3625 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3626 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3627 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3628 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3629 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3630 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3631 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3632 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3633 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3634 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3635 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3636 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3637 DF_SCAN_POST_ALLOC): New macros.
3638 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3639 df_free_bb_function, df_local_compute_function, df_init_function,
3640 df_dataflow_function, df_confluence_function_0,
3641 df_confluence_function_n, df_transfer_function,
3642 df_finalizer_function, df_free_function, df_dump_problem_function,
3643 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3644 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3645 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3646 df_urec_bb_info, ) New types.
3647 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3649 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3650 df_analyze_simple_change_some_blocks,
3651 df_analyze_simple_change_one_block, df_compact_blocks,
3652 df_bb_replace, df_bb_regno_last_use_find,
3653 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3654 df_insn_regno_def_p, df_find_def, df_find_use,
3655 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3656 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3657 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3658 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3659 debug_df_chain, df_get_dependent_problem, df_chain_create,
3660 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3661 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3662 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3663 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3664 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3665 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3666 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3667 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3668 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3669 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3670 df_reorganize_refs, df_set_state, df_hard_reg_init,
3671 df_read_modify_subreg_p) New public functions.
3672 * df-core.c: The core dataflow solver and glue routines for rtl
3674 (df_init, df_add_problem, df_set_blocks, df_finish,
3675 df_hybrid_search_forward, df_hybrid_search_backward,
3676 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3677 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3678 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3679 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3680 df_reg_defined, df_find_use, df_reg_used, df_dump,
3681 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3682 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3683 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3684 debug_df_useno, reset_df_after_reload): New functions.
3685 * df-scan.c: The scanning fuctions, once in df.c, completely
3686 rewritten so that they now fully model the functionality of
3687 register usage at the backend.
3688 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3689 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3690 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3691 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3692 df_get_artificial_defs, df_get_artificial_uses,
3693 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3694 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3695 df_refs_delete, df_reorganize_refs, df_set_state,
3696 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3697 df_def_record_1, df_defs_record, df_uses_record,
3698 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3699 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3700 df_record_exit_block_uses, df_hard_reg_init): New functions.
3702 * df-problems.c: Seven concrete dataflow problems that use the
3703 scanning in df-scan.c and are solved by the engine in df-core.c.
3704 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3705 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3706 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3707 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3708 df_ru_free_bb_info, df_ru_alloc,
3709 df_ru_bb_local_compute_process_def,
3710 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3711 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3712 df_ru_transfer_function, df_ru_free, df_ru_dump,
3713 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3714 df_rd_free_bb_info, df_rd_alloc,
3715 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3716 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3717 df_rd_transfer_function, df_rd_free, df_rd_dump,
3718 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3719 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3720 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3721 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3722 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3723 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3724 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3725 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3726 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3727 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3728 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3729 df_urec_mark_reg_use_for_earlyclobber,
3730 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3731 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3732 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3733 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3734 df_chain_create_bb_process_use, df_chain_create_bb,
3735 df_chain_finalize, df_chain_free, df_chains_dump,
3736 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3737 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3738 df_reg_lifetime): New functions.
3739 * df.c: Deleted file.
3740 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3741 consistent with new df api.
3742 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3743 rest_of_handle_sms): Ditto.
3744 * web.c (unionfind_union, union_defs, entry_register, web_main):
3746 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3747 invariant_expr_equal_p, find_defs, check_dependencies,
3748 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3749 free_inv_motion_data, move_loop_invariants): Ditto.
3750 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3751 Update dependencies.
3752 (odf.c): Added defective entry that was deleted later in day.
3753 * sched-deps.c (sched_analyze_1): Ditto.
3755 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3757 * tree-ssa-operands.c (get_expr_operands): Record addressable
3758 variables directly. Do not call add_stmt_operands for CONST_DECLs
3760 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3761 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3763 2006-01-11 Ben Elliston <bje@au.ibm.com>
3765 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3766 function returns true in the positive case.
3768 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3771 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3772 for SI, DI, SF and DF modes. Add alternatives to copy between
3773 general and floating point registers to the 32-bit patterns.
3774 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3775 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3776 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3777 generating 64-bit code.
3778 * config/pa/pa.c (output_move_double): Handle copies between general
3779 and floating registers.
3781 2006-01-10 Stuart Hastings <stuart@apple.com>
3783 * config/i386/i386.md (set_got): Update.
3784 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3785 (builtin_setjmp_receiver): Mach-O support.
3786 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3787 (GOT_SYMBOL_NAME): Define.
3788 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3789 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3790 * config/i386/i386.c (override_options): Revise for Darwin.
3791 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3792 support. (darwin_x86_file_end): New. (output_set_got): Add label
3793 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3794 * config/i386/i386-protos.h (output_set_got): Likewise.
3795 * config/darwin.c (machopic_legitimize_pic_address): Update
3798 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3800 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3801 when MODE isn't BLKmode.
3803 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3805 PR rtl-optimization/25367
3806 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3808 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3811 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3812 for a negative bound.
3814 2006-01-10 Richard Guenther <rguenther@suse.de>
3816 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3817 Never override with anything constraint.
3819 2006-01-10 Jan Beulich <jbeulich@novell.com>
3821 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3822 256 bits when optimize_size.
3824 2006-01-10 Jan Beulich <jbeulich@novell.com>
3826 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3828 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3829 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3832 2006-01-10 Ben Elliston <bje@au.ibm.com>
3834 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3836 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3837 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3838 (USE_FP_FOR_ARG): Reject decimal float modes.
3839 (function_arg_advance): Likewise.
3840 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3841 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3842 point types in AltiVec vectors.
3843 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3844 (rs6000_libcall_value): Likewise.
3846 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3848 * config/xtensa/ieee754-df.S: New file.
3849 * config/xtensa/ieee754-sf.S: New file.
3850 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3851 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3852 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3854 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3856 * config/sh/predicates.md (binary_float_operator,
3857 binary_logical_operator, commutative_float_operator,
3858 equality_comparison_operator, greater_comparison_operator,
3859 less_comparison_operator, logical_operator,
3860 noncommutative_float_operator, shift_operator,
3861 symbol_ref_operand, unary_float_operator): Remove redundant
3864 2006-01-09 Jeff Law <law@redhat.com>
3866 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3867 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3868 now unused arguments. Callers updated.
3869 (eliminate_redundant_computations): Remove now unused arguments,
3871 (local_fold): Remove, no longer used.
3872 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3874 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3875 (simplify_cond): New function.
3876 (forward_propagate_into_cond): Call simplify_cond.
3878 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3880 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3881 (*vec_extractv2di_1_sse): New.
3883 2006-01-09 Ben Elliston <bje@au.ibm.com>
3885 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3887 2006-01-08 Richard Guenther <rguenther@suse.de>
3889 * tree-ssa-structalias.c (get_constraint_for): Remove
3891 (get_constraint_for_component_ref): Likewise.
3892 (do_deref): Likewise.
3893 (get_constraint_for): Likewise.
3894 (do_structure_copy): Likewise.
3895 (handle_ptr_arith): Likewise.
3896 (find_func_aliases): Likewise. Remove unused need_anyoffset
3899 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3900 Kaz Kojima <kkojima@gcc.gnu.org>
3902 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3903 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3904 (EXTRA_CONSTRAINT_C16): Remove.
3905 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3906 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3907 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3908 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3909 constants of SHmedia. Handle nested constant expressions of
3911 (andcosts): Fix the costs for SHmedia constants.
3912 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3913 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3914 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3915 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3916 (movv4hi_i, movv2si_i): Likewise.
3917 (movsi_const): Adjust the second operand of ior so to match with
3919 (movdi_const, movdi_const_32bit): Likewise.
3920 (movdi_const_16bit+1): Don't sign-extend LOW.
3921 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3923 (*double_shori): Fix the split condition. Use GEN_INT instead
3924 of get_int_mode calls. Mask lower 16-bit of the argument of
3926 (sym2GOTPLT): Remove.
3927 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3929 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3930 instead of EXTRA_CONSTRAINT_C16.
3932 2006-01-07 Ian Lance Taylor <ian@airs.com>
3933 David Edelsohn <edelsohn@gnu.org>
3935 PR rtl-optimization/25662
3936 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3937 for constant operands instead of simplify_gen_binary.
3938 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3939 after trying simplify_binary_operation
3941 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3943 * tree.c (iterative_hash_expr): Hash decls based on UID.
3945 2006-01-06 Eric Christopher <echristo@apple.com>
3947 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3948 (TARGET_UNWIND_EMIT): Fix spelling.
3949 * target.h (gcc_target): Add except_table_label.
3950 * except.c (output_function_exception_table): Use.
3951 * varasm.c (default_emit_except_table_label): New.
3952 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3954 (asm_out): Add here.
3955 * output.h (default_emit_except_table_label): Prototype.
3956 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3957 * config/darwin.c (darwin_emit_except_table_label): Define.
3958 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3960 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3962 PR tree-optimization/18527
3963 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3964 number_of_iterations_special, number_of_iterations_exit):
3965 Move base and step of an iv to a single structure. Add
3966 no_overflow flag, and use it in # of iterations analysis.
3967 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3968 folded_casts argument.
3969 (simple_iv): Pass base and step in a structure. Set no_overflow
3971 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3972 Evaluate expensiveness of computing # of iterations instead of
3973 the final expression.
3974 * tree-scalar-evolution.h (affine_iv): New structure.
3975 (simple_iv): Declaration changed.
3976 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3977 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3978 find_givs_in_stmt): Changed due to simple_iv change.
3980 2006-01-06 Jeff Law <law@redhat.com>
3983 * tree-cfg.c (bsi_replace): Rename final argument from
3984 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3985 change (stmt -> orig_stmt).
3986 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3987 (bsi_remove): Add new argument. Remove EH information
3989 (verify_eh_throw_table_statements): New function.
3990 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3992 * tree-optimize.c (execute_free_cfg_annotations): Verify
3993 the EH throw statement table after removing annotations.
3994 * except.h (verify_eh_throw_table_statements): Prototype.
3995 * tree-flow.h (bsi_remove): Update prototype.
3996 * tree-vrp.c (remove_range_assertions): Add new argument to
3998 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3999 * tree-complex.c (expand_complex_div_wide): Likewise.
4000 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
4001 * tree-tailcall.c (eliminate_tailcall): Likewise.
4002 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4003 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4004 * tree-nrv.c (tree_nrv): Likewise.
4005 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
4006 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
4007 (combine_blocks): Likewise.
4008 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
4009 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
4010 (cleanup_control_flow): Likewise.
4011 (remove_forwarder_block): Likewise.
4012 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4013 * tree-sra.c (sra_replace): Likewise.
4014 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
4015 (forward_propagate_single_use_vars): Likewise.
4016 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4017 * tree-inline.c (expand_call_inline): Likewise.
4018 * tree-vect-transform.c (vect_transform_loop): Likewise.
4019 * tree-outof-ssa.c (rewrite_trees): Likewise.
4020 * tree-cfg.c (make_goto_expr_edges): Likewise.
4021 (cleanup_dead_labels): Likewise.
4022 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
4023 (bsi_move_before, bsi_move_after): Likewise.
4024 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
4025 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
4027 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
4030 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
4032 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
4033 on non gimple variables. Also add checks at the top for decls and
4035 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
4037 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
4038 and IMAGPART_EXPR for creating MUST_DEFs.
4039 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
4040 and NAME_MEMORY_TAG separately from the DECLs.
4042 2006-01-06 Richard Guenther <rguenther@suse.de>
4044 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
4045 annotation, if necessary.
4046 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4047 redundant calls to update_stmt.
4048 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
4051 2006-01-05 Richard Henderson <rth@redhat.com>
4053 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
4055 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4057 * c-typeck.c: Update copyright date.
4059 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4061 * c-typeck.c (build_c_cast): Always warn when casting
4062 from a pointer to an integer of different size, even if
4063 the node was constant.
4065 2006-01-05 Richard Guenther <rguenther@suse.de>
4067 PR tree-optimization/22555
4068 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
4069 if one structure field is an array.
4070 * tree-ssa-operands.c (get_expr_operands): Continue scanning
4071 operands even if we found a subvar, but ignore VOPs in this
4073 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
4075 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
4077 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
4080 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
4082 2006-01-05 Richard Guenther <rguenther@suse.de>
4083 Diego Novillo <dnovillo@redhat.com>
4085 * tree-pass.h (TODO_remove_unused_locals): Define.
4086 * gimple-low.c (expand_var_p, remove_useless_vars,
4087 pass_remove_useless_vars): Remove. Update all users.
4088 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
4089 (remove_unused_locals): New function.
4090 * tree-flow.h (remove_unused_locals): Declare.
4091 * passes.c (execute_todo): Call remove_unused_locals if
4092 TODO_remove_unused_locals is set.
4093 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
4094 * tree-ssa-dce.c (pass_dce): Likewise.
4095 * tree-outof-ssa.c (pass_del_ssa): Likewise.
4097 2006-01-05 Richard Guenther <rguenther@suse.de>
4099 * tree-flow.h (struct fieldoff): Decompose field to
4100 type, size and decl.
4101 * tree-ssa-alias.c (create_sft): Take type as parameter.
4102 (create_overlap_variables_for): Store type, size and decl
4103 in the fieldoff structure.
4104 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
4106 (push_fields_onto_fieldstack): Likewise.
4107 (create_variable_info_for): Likewise. Use offset for the
4108 SFT name if the decl is not available.
4110 2006-01-04 Paul Brook <paul@codesourcery.com>
4112 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
4114 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
4116 * lambda-code.c (can_put_in_inner_loop): Relax
4118 (can_put_after_inner_loop): New function.
4119 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
4120 (perfect_nestify): Change to make copies and modify uses.
4122 2006-01-04 Richard Henderson <rth@redhat.com>
4124 Merge from gomp branch:
4125 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
4126 via integer constant.
4127 (pragma_lex): Remove.
4128 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
4129 rather than parsing it.
4130 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
4131 handle_pragma_extern_prefix): Add %< %> quotes.
4132 (registered_pragmas): New.
4133 (c_register_pragma_1): New.
4134 (c_register_pragma): Use it.
4135 (c_register_pragma_with_expansion): Likewise.
4136 (c_invoke_pragma_handler): New.
4137 (init_pragma): Use cpp_register_deferred_pragma directly for
4139 * c-pragma.h (enum pragma_kind): New.
4140 (pragma_handler): New.
4141 (c_invoke_pragma_handler): Declare.
4142 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
4144 * c-common.h (c_common_pch_pragma): Update decl.
4145 * Makefile.in (c-parser.o): Update dependencies.
4146 (GTFILES): Add c-pragma.h.
4147 * c-parser.c (struct c_token): Add pragma_kind.
4148 (struct c_parser): Add in_pragma.
4149 (c_lex_one_token): Always initialize keyword and pragma_kind.
4150 Extract data for CPP_PRAGMA.
4151 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
4152 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
4153 Don't allow CPP_PRAGMA_EOL if in_pragma.
4154 (c_parser_consume_pragma): New.
4155 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
4156 (c_parser_skip_to_end_of_parameter): Likewise.
4157 (c_parser_skip_to_end_of_block_or_statement): Likewise.
4158 (c_parser_skip_to_pragma_eol): New.
4159 (c_parser_external_declaration): Handle CPP_PRAGMA.
4160 (c_parser_compound_statement_nostart): Likewise.
4161 (c_parser_statement_after_labels): Likewise.
4162 (c_parser_pragma): New.
4163 (pragma_lex): Likewise.
4164 (c_parser_pragma_pch_preprocess): New.
4165 (c_parser_new): Merge into ...
4166 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
4168 2006-01-04 Jeff Law <law@redhat.com>
4171 * tree-cfg.c (bsi_replace): Remove the original statement
4172 from the EH throw statement table.
4174 2006-01-04 Jakub Jelinek <jakub@redhat.com>
4176 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
4177 make the prototype extern "C" and add throw ().
4180 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
4181 and pos non-negative and pos + len <= 32.
4182 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
4183 drop pos + len < HOST_BITS_PER_WIDE_INT test.
4184 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
4187 * c-common.c (handle_vector_size_attribute): Reject zero vector size
4188 as well as sizes not multiple of component size.
4191 * function.c (instantiate_expr): New function.
4192 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
4193 walk its DECL_VALUE_EXPR with instantiate_expr.
4195 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
4196 DW_OP_deref{,_size} if address isn't going to be added.
4198 2006-01-04 Ben Elliston <bje@au.ibm.com>
4200 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
4201 * config/fp-bit.c: Likewise.
4203 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
4205 * dominance.c: Add comment about why we use DFS numbering
4208 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4209 Richard Henderson <rth@redhat.com>
4211 Merge from gomp-branch:
4212 * varasm.c (assemble_variable): Handle thread-local COMMON data.
4213 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
4215 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
4217 PR rtl-optimization/25578
4218 * combine.c (combine_simplify_rtx, force_to_mode): Don't
4219 pass a parameter to simplify_shift_const if changing ASHIFTRT
4222 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
4224 * builtins.c (get_builtin_sync_mem): New function.
4225 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4226 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
4227 Call get_builtin_sync_mem to generate mem rtx.
4229 2006-01-03 Richard Guenther <rguenther@suse.de>
4232 * stmt.c (add_case_node): Make sure to clear overflow flags
4235 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4237 Merge from gomp-branch.
4238 * config/sparc/sync.md: New file.
4239 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
4240 UNSPECV_LDSTUB): New constants.
4241 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
4242 * config/sparc/predicates.md (memory_reg_operand): New predicate.
4243 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
4246 2006-01-03 Roger Sayle <roger@eyesopen.com>
4248 * combine.c (reg_subword_p): New predicate to test whether the
4249 destination of a set refers to a subword/piece of a register.
4250 (try_combine): Generalize the code to merge the setting of a
4251 pseudo to a constant followed by a set of a subword of that
4252 register to a constant.
4254 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
4256 * basic-block.h (control_flow_graph): Change the type of
4257 x_label_to_block_map to VEC(basic_block,gc) *.
4258 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
4259 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
4261 * tree-ssa-propagate.c (cfg_blocks): Change the type to
4262 VEC(basic_block,heap) *.
4263 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
4264 ssa_prop_fini): Adjust the uses of cfg_blocks.
4266 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
4268 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
4270 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
4271 hashing trees instead of a pointer hash.
4272 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
4273 compare for MEM_EXPR.
4275 PR rtl-optimization/25130
4276 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
4277 when comparing MEMs for GCSE
4279 2006-01-03 Ben Elliston <bje@au.ibm.com>
4281 * targhooks.h (default_decimal_float_supported_p): Declare.
4282 * targhooks.c (default_decimal_float_supported_p): Define.
4283 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
4284 `default_decimal_float_supported_p'.
4285 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
4287 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
4289 * combine.c (apply_distributive_law <SUBREG>): Check
4290 TRULY_NOOP_TRUNCATION.
4292 2006-01-02 Geoffrey Keating <geoffk@apple.com>
4294 * dwarf2out.c (have_switched_text_section): Delete.
4295 (have_multiple_function_sections): New.
4296 (have_location_lists): Make 'bool'.
4297 (add_AT_loc_list): Use 'true' not '1'.
4298 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
4299 (output_loc_list): Use have_multiple_function_sections.
4300 (output_ranges): Likewise.
4301 (dwarf2out_begin_function): Set have_multiple_function_sections if
4303 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
4304 Check function_section rather than DECL_SECTION_NAME.
4305 (dwarf2out_finish): Use have_multiple_function_sections.
4306 Don't clear have_location_lists.
4308 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
4309 Jan Hubicka <jh@suse.cz>
4311 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
4312 case of conditional jump jumping to the next instruction.
4313 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
4314 cases of conditional jump jumping to the next instruction.
4316 2006-01-02 Jan Hubicka <jh@suse.cz>
4318 * i386.c (*_cost): Add COSTS_N_INSNS.
4319 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
4321 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
4324 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
4326 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4328 * config/arm/arm.c (all_fpus): Fix comment typo.
4329 * config/darwin.c: Likewise.
4330 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
4331 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
4332 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
4334 2006-01-01 David Edelsohn <edelsohn@gnu.org>
4336 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
4337 (rs6000_split_compare_and_swapqhi): New.
4338 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
4339 (sync_compare_and_swapqhi_internal): New.
4340 * config/rs6000/rs6000-protos.h: Declare.