1 2006-02-07 Dirk Mueller <dmueller@suse.com>
4 * doc/invoke.texi (-Wsequence-point): Update documentation
5 that -Wsequence-point is implemented for C++ as well.
7 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
9 * config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread.
10 * config/sol2.h (CPP_SUBTARGET_SPEC): Likewise.
12 * doc/invoke.texi (SPARC options): Document -pthread.
14 2006-02-07 Geoffrey Keating <geoffk@apple.com>
16 * config/i386/i386.c (ix86_delegitimize_address): Support Darwin
19 2006-02-07 Roger Sayle <roger@eyesopen.com>
21 * config/sparc/sparc.c (sparc_type_code): Don't handle CHAR_TYPE.
22 Correct comment describing BOOLEAN_TYPE.
24 2006-02-07 Dirk Mueller <dmueller@suse.com>
26 * c.opt: C++ frontend supports -Wdiv-by-zero.
27 * c-opts.c (c_common_handle_option): Remove dead case.
29 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
31 * configure.ac (TLS assembler check): Do not enable TLS by
32 default on SPARC/Solaris before version 10.
33 * configure: Regenerate.
35 2006-02-07 David Edelsohn <edelsohn@gnu.org>
37 * doc/invoke.texi (xl-compat): Document conversion and support
40 2006-02-07 Jeff Law <law@redhat.com>
42 * tree-vrp.c (find_conditional_asserts): Update comments.
43 (simplify_stmt_for_jump_threading): New.
44 (identify_jump_threads, finalize_jump_threads): New.
45 (vrp_finalize): Call identify_jump_threads.
46 (execute_vrp): Call finalize_jump_threads.
47 * tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
48 (vrp_element, vrp_data, vrp_element_p): Remove.
49 (vrp_hash_elt, vrp_variables_stack): Remove.
50 (vrp_hash, vrp_eq, record_range): Remove.
51 (simplify_cond_and_lookup_avail_expr): Remove.
52 (extract_range_from_cond): Remove.
53 (thread_across_edge): Relocated into tree-ssa-threadedge.c.
54 (simplify_stmt_for_jump_threading): New.
55 (dom_thread_across_edge): New wrapper.
56 (tree_ssa_dominator_optimize): No longer initialize or
57 finalize any of the VRP datastructures. Remove iteration
58 step and simplify as a result of removal of iteration step.
59 (pass_dominator): Perform a cfg cleanup after DOM.
60 (dom_opt_finalize_block): Use the new common routines
61 for threading jumps. Simplify stack management slightly.
62 No longer need to unwind VRP state.
63 (record_equivalences_from_incoming_edge): No longer record
65 (eliminate_redundant_computations): No longer call
66 simplify_cond_and_lookup_avail_expr.
67 * tree-flow.h (potentially_threadable_block): Prototype.
68 (thread_across_edge): Likewise.
69 * Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
70 (tree-ssa-threadedge.o): Add dependencies.
71 * tree-ssa-threadedge.c: New file.
72 * passes.c (init_optimization_passes): Merge PHIs before
73 calling VRP. Run VRP again late in the SSA optimization pipeline.
75 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
77 * df-core.c (df_set_blocks): Do not dereference function pointers.
78 (df_finish1): Likewise.
79 (df_hybrid_search_forward): Likewise.
80 (df_hybrid_search_backward): Likewise.
81 (df_iterative_dataflow): Likewise.
82 (df_analyze_problem): Likewise.
83 (df_compact_blocks): Likewise.
85 * df-scan.c (df_rescan_blocks): Likewise.
86 (df_record_entry_block_defs): Likewise.
88 * genconditions.c (write_conditions): Guard the definition of
89 'insn_conditions' with the check on GCC version.
90 (write_writer): Guard the traversal 'insn_conditions' with
91 the check on GCC version.
93 2006-02-07 Richard Guenther <rguenther@suse.de>
97 2006-01-30 Richard Guenther <rguenther@suse.de>
99 * gimplify.c (gimplify_target_expr): Handle easy cases
100 without creating a temporary.
102 2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
104 * sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
105 use of float in probability computations. Use edge probabilities
106 in place of statically computed probabilities.
107 (min_spec_prob): New static variable.
108 (schedule_insns): Initialize it.
109 (GET_SRC_PROB): Removed.
110 * doc/invoke.texi (min-sched-prob): Renamed to min-spec-prob.
112 2006-02-07 Alexandre Oliva <aoliva@redhat.com>
115 * config/ia64/unwind-ia64.c: Revert last change.
116 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed.
117 (INCOMING_FRAME_SP_OFFSET): Define.
119 2006-02-06 Roger Sayle <roger@eyesopen.com>
121 * config/ia64/ia64.c (hfa_element_mode): Don't handle CHAR_TYPE.
123 2006-02-07 Ben Elliston <bje@au.ibm.com>
125 * config/i386/i386.c (ix86_scalar_mode_supported_p): New.
126 (TARGET_SCALAR_MODE_SUPPORTED_P): Define hook.
127 (classify_argument): Handle SDmode, DDmode, TDmode for 64-bit.
128 (ix86_return_in_memory): Handle TDmode.
129 (ix86_libcall_value): Handle SDmode, DDmode, TDmode.
130 (ix86_value_regno): Return non-TDmode decimal float modes in %eax.
132 2006-02-06 Richard Sandiford <richard@codesourcery.com>
134 * reorg.c (dbr_schedule): Use dump_file instead of file.
136 2006-02-06 Steve Ellcey <sje@cup.hp.com>
139 * config/ia64/predicates.md (extr_len_operand): New predicate.
140 * config/ia64/ia64.md (extv): Tighten constraints.
142 (*tbit_and_2): Ditto.
143 (*tbit_and_3): Ditto.
149 2006-02-06 Andrew Pinski <pinskia@physics.uc.edu>
152 * config/i386/i386.md (trap): Use ASM_SHORT instead of .word.
154 2006-02-06 Zdenek Dvorak <dvorakz@suse.cz>
156 * tree-vrp.c (execute_vrp): Do not pass dump argument to.
157 loop_optimizer_init and loop_optimizer_finalize
158 * tree-ssa-sink.c (execute_sink_code): Ditto.
159 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
160 * tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
161 tree_ssa_loop_done): Ditto.
162 * tree-ssa-pre.c (init_pre, fini_pre): Ditto.
163 * sched-ebb.c: Include output.h.
164 (schedule_ebbs): Do not use dump argument.
165 * value-prof.h (struct profile_hooks): Remove profile_dump_file.
166 * loop.c (loop_dump_stream): Removed.
167 (loop_optimize, rest_of_handle_loop_optimize): Do not use dump
169 (scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
170 emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
171 final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
172 loop_iterations, strength_reduce, record_biv, record_giv,
173 final_giv_value, check_final_value, check_ext_dependent_givs,
174 combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
175 try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
176 dump_file instead of loop_dump_stream.
177 * ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
179 * reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
181 * flow.c (life_analysis, rest_of_handle_life): Ditto.
182 * haifa-sched.c: Include output.h
183 (schedule_insns, sched_init): Do not use dump argument.
184 * mode-switching.c (optimize_mode_switching): Ditto.
185 * modulo-sched.c (stats_file): Removed.
186 (print_node_sched_params): Do not call argument dump_file.
187 (sms_schedule_by_order, loop_canon_p, sms_schedule,
188 rest_of_handle_sms): Do not use dump argument. Use dump_file instead
190 * cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
192 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
193 rtl_loop_init, rtl_loop_done): Ditto.
194 * global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
195 * predict.c (combine_predictions_for_bb, tree_estimate_probability):
197 * recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
198 * lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
199 * regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
200 rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
201 * emit-rtl.c (renumber_insns): Ditto.
202 * cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
203 expand_gimple_basic_block, tree_expand_cfg): Ditto.
204 * regclass.c (regclass): Ditto.
205 * tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
206 remove_ssa_form, rewrite_out_of_ssa): Ditto.
207 * reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
208 convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
210 * sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
211 * local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
213 * gcse.c (gcse_file, debug_stderr): Removed.
214 (gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
215 rest_of_handle_gcse): Do not use dump argument.
216 (cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
217 one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
218 pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
219 compute_code_hoist_vbeinout, compute_code_hoist_data,
220 one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
221 compute_store_table, build_store_vectors, insert_insn_start_bb,
222 insert_store, remove_reachable_equiv_notes, replace_store_insn,
223 store_motion): Use dump_file instead of gcse_file.
224 * ipa-type-escape.c (type_escape_execute): Remove debugging comments.
225 * profile.c (profile_dump_file): Removed.
226 (branch_prob): Use dump_file instead of profile_dump_file.
227 * ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
229 * tree-ssa-copy.c (dump_copy_of): Ditto.
230 * rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
231 dump file to life_analysis.
232 * bt-load.c (branch_target_load_optimize): Ditto.
233 * cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
235 * rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
236 regclass, dbr_schedule): Declaration changed.
237 * sched-int.h (sched_init): Declaration changed.
238 * tree-profile.c (tree_profile_dump_file): Removed.
239 (tree_profile_hooks): Removed profile_dump_file hook.
240 * rtl-profile (rtl_profile_dump_file): Removed.
241 (rtl_profile_hooks): emoved profile_dump_file hook.
242 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
244 * c-gimplify.c (c_genericize): Do not call local variable dump_file.
245 * tree-cfg.c (build_tree_cfg): Ditto.
246 * Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
247 * basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
249 * config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
250 life_analysis and schedule_insns.
251 * config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
253 * config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
255 * config/mips/mips.c (mips_reorg): Ditto.
256 * config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
259 2006-02-06 Aldy Hernandez <aldyh@redhat.com>
261 * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
262 (s390_mangle_fundamental_type): New.
263 * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
266 * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
267 (alpha_mangle_fundamental_type): New.
268 * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
271 * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
273 * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
275 * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
276 (sparc_mangle_fundamental_type): New.
278 2006-02-06 Jakub Jelinek <jakub@redhat.com>
280 * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
281 (s390x-*-linux*): Likewise.
282 * config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
283 * config/s390/t-linux: New file.
285 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
287 * config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
288 sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.
290 2006-02-06 Daniel Berlin <dberlin@dberlin.org>
292 * tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
293 (ANTIC_SAFE_LOADS): New macro.
294 (find_or_generate_expression): Add prototype.
295 (set_contains_value): Allow null set for sake of not always having
296 to allocate ANTIC_SAFE_LOADS.
297 (phi_translate): Move placement of AGGREGATE_TYPE_P check.
298 Allow COMPONENT_REF too.
299 (valid_in_set): Allow COMPONENT_REF.
300 Check ANTIC_SAFE_LOADS too.
301 (compute_antic_aux): Print out ANTIC_SAFE_LOADS.
302 (compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
304 (can_PRE_operation): Add COMPONENT_REF.
305 (create_component_ref_by_pieces): New function.
306 (create_expression_by_pieces): Use create_component_ref_by_pieces.
307 (insert_aux): Move AGGREGATE_TYPE_P check here.
308 (compute_avail): Set bb local stmt uids.
309 (pass_pre): Use TODO_update_ssa_only_virtuals.
311 2006-02-06 Ben Elliston <bje@au.ibm.com>
313 * configure.ac: Unconditionally disable decimal float by default.
314 * configure: Regenerate.
316 2006-02-06 Ben Elliston <bje@au.ibm.com>
318 * read-rtl.c (read_name): Terminate reading on EOF.
320 2006-02-06 Ben Elliston <bje@au.ibm.com>
322 * dfp.c (decimal_real_arithmetic): Change second argument type
323 from int to enum tree_code. Do not always return true, but now
324 return result of any call to decimal_do helper functions.
325 * dfp.h (decimal_real_arithmetic): Update prototype.
327 2006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr>
329 * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.
331 2006-02-05 Andrew Pinski <pinskia@physics.uc.edu>
334 * tree-cfg.c (cleanup_dead_labels): Also don't remove
337 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
339 * tree-vrp.c (cfg_loops): Removed.
340 (adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
341 Use current_loops instead of cfg_loops. Pass flags to
343 * cfgloopmanip.c (fix_loop_structure): Update only available
345 * tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
347 * modulo-sched.c (build_loops_structure): Removed.
348 (sms_schedule): Use loop_optimizer_init.
349 * loop-init.c (loop_optimizer_init): Use flags to determine
350 which properties of loops to prepare.
351 (rtl_loop_init): Pass flags to loop_optimizer_init.
352 * tree-ssa-sink.c (execute_sink_code): Ditto.
353 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
354 * tree-ssa-pre.c (init_pre): Ditto.
355 * cfgloop.h (LOOPS_NORMAL): New.
356 (loop_optimizer_init): Declaration changed.
358 2006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
360 * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
361 * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
363 * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
365 * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
367 * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
368 * pa/t-pa64: Delete quadlib.c rule.
369 * pa/x-ada: Revert last change.
370 * pa/t-pa: Revert last change. Delete quadlib.c rule.
372 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
374 PR rtl-optimization/26087
375 * rtlanal.c (canonicalize_condition): Do not cross basic block
378 2006-02-04 Alexandre Oliva <aoliva@redhat.com>
381 * config/ia64/ia64.c: Include debug.h.
382 (MAX_ARTIFICIAL_LABEL_BYTES): New.
383 (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
384 (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
385 (process_epilogue, process_set, process_for_unwind_directive):
386 Output unwind info only if requested. Add CFA info if requested.
387 Add new arguments as needed. Adjust callers.
388 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
390 (DWARF2_FRAME_INFO): Define to zero.
391 * config/ia64/unwind-ia64.c: Remove code that compensated for
392 the CFA offset error fixed above.
393 * config/ia64/t-ia64 (ia64.o): Depend on debug.h.
394 * dwarf2out.c (DWARF2_FRAME_INFO): Define default.
395 (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
396 -funwind-tables and -fexceptions to enable frame info.
397 (dwarf2out_frame_init): Define initial CFA even if
398 DWARF2_UNWIND_INFO is disabled. Call initial_return_save if
399 DWARF2_UNWIND_INFO is nonzero, not just defined.
400 (dwarf2out_frame_finish): Output non-EH call frame info only
401 if DWARF2_FRAME_INFO is nonzero.
402 (convert_cfa_to_loc_list,
403 compute_frame_pointer_to_cfa_displacement): Define even if
404 unwind info is not supported.
405 (gen_subprogram_die): Use the above unconditionally. Remove
406 legacy alternate code.
407 * toplev.c (compile_file): Compile in call to
408 dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
409 (lang_dependent_init): Ditto for dwarf2out_frame_init.
411 2006-02-04 David Edelsohn <edelsohn@gnu.org>
412 Jakub Jelinek <jakub@redhat.com>
414 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
415 IBM extended float format long double as "g" on powerpc*-linux.
417 2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
420 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
421 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
423 2006-02-03 Jason Merrill <jason@redhat.com>
426 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
429 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
430 on the return slot if it's an NRV.
432 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
434 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
435 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
436 rewrite_use): Do not handle USE_OUTER.
437 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
438 add_iv_outer_candidates, may_replace_final_value,
439 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
440 (find_interesting_uses_op): Functionality of
441 find_interesting_uses_outer_or_nonlin moved here.
442 (find_interesting_uses_outside): Use find_interesting_uses_op.
444 2006-02-03 Alan Modra <amodra@bigpond.net.au>
447 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
449 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
450 Ulrich Weigand <uweigand@de.ibm.com>
453 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
454 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
455 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
456 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
458 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
459 (s390_rtx_costs): Use the new fields to calculate rtx costs.
460 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
461 Define secondary reloads for TFmode moves.
462 (constant_modes): Add TFmode.
463 (NR_C_MODES): Set to 8.
464 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
466 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
467 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
468 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
469 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
470 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
471 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
472 (FPR mode macro): Add TFmode.
473 (DSF mode macro): New.
474 (<de>, <dee> mode attributes): Removed.
475 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
476 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
477 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
478 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
479 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
480 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
481 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
482 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
483 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
484 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
485 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
486 "*negabs<mode>2", "sqrt<mode>2"):
487 Changed <de> to <xde>. R constraint replaced by <Rf>.
488 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
490 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
491 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
492 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
494 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
495 "extenddftf2", "extendsftf2"): New expanders.
496 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
497 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
498 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
499 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
501 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
502 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
503 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
504 __floatditf): Add a GCC_4.1.0 symbol version tag.
505 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
508 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
511 * config/i386/i386.c (ix86_function_ok_for_sibcall):
512 Use targetm.binds_local_p instead of TREE_PUBLIC.
514 2006-02-02 Roger Sayle <roger@eyesopen.com>
516 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
517 on INTEGER_TYPEs to indicate that it denotes a character type.
518 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
519 signed_char_type_node, unsigned_char_type_node and char_type_node.
520 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
521 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
522 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
524 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
525 Daniel Berlin <dberlin@dberlin.org>
527 * tree-tailcall.c (arg_needs_copy_p): New function.
528 (eliminate_tail_call): Use arg_needs_copy_p.
529 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
530 (add_virtual_phis): New function.
532 2006-02-02 Jakub Jelinek <jakub@redhat.com>
534 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
535 #ignore instead of #scratch for %g7 .register directive.
537 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
539 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
542 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
544 * flow.c (calculate_global_regs_live): Assert that there aren't any
547 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
549 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
551 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
552 bsi_after_labels iterator.
553 * tree-if-conv.c (find_phi_replacement_condition,
554 replace_phi_with_cond_modify_expr): Likewise.
555 * tree-scalar-evolution.c (scev_const_prop): Likewise.
556 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
558 2006-02-02 Diego Novillo <dnovillo@redhat.com>
560 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
562 2006-02-02 Diego Novillo <dnovillo@redhat.com>
565 * tree-cfg.c (move_block_to_fn): Clear out the basic block
566 array after growing it.
568 2006-02-01 Steve Ellcey <sje@cup.hp.com>
571 * fold-const.c (fold_checksum_tree): Change type of buf.
573 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
575 * reload.c (push_secondary_reload): Initialize t_icode.
577 2006-02-01 Jakub Jelinek <jakub@redhat.com>
579 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
580 -msoft-float -mlong-double-128 only issue a warning, but don't
581 swich to DFmode long double.
583 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
585 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
586 has a constant equivalent, iterate over equivalents for arg0,
587 calling simplify_relational_operation and if there's a result
588 cheaper than X, apply fold_rtx and return the result.
590 2006-02-01 Jan Hubicka <jh@suse.cz>
592 * opts.c (no_unit_at_a_time_default): New global variable.
593 (decode_options): Use it.
594 * opts.h (no_unit_at_a_time_default): Declare.
596 2006-02-01 Paul Brook <paul@codesourcery.com>
598 * function.c (assign_parm_setup_reg): Use function argument promotion
600 * expr.c (expand_expr_real_1): Use function argument promotion rules
603 2006-02-01 Steve Ellcey <sje@cup.hp.com>
605 * gcc.c (process_command): Change j to 'unsigned int'.
607 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
610 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
611 Use the corrected index for the character
612 out of the string constant.
614 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
616 * mode-switching.c (optimize_mode_switching): Fix size
617 allocated for bb_info[n_entities].
619 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
621 * gcc.c (main): Correct type that is allocated for
624 2006-01-31 Jakub Jelinek <jakub@redhat.com>
626 * config/s390/s390.c (init_alignment_context): Set
627 ALIAS_SET_MEMORY_BARRIER on the MEM.
628 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
630 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
633 * loop-unroll.c (unroll_loop_runtime_iterations): Free
635 * tree-ssa-live.c (type_var_init): Allocate bitmap after
638 2006-01-31 Marcin Dalecki <martin@dalecki.de>
640 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
641 * regrename.c: Ditto.
642 * tree-ssa-loop-im.c: Ditto.
643 * tree-dump.c: Ditto.
644 * tree-complex.c: Ditto.
646 * tree-ssa-threadupdate.c: Ditto.
648 * java/class.c: Ditto.
649 * java/jcf-parse.c: Ditto.
650 * java/resource.c: Ditto.
651 * java/except.c: Ditto.
652 * java/jvspec.c: Ditto.
653 * java/jcf-write.c: Ditto.
654 * java/jcf-path.c: Ditto.
655 * java/gjavah.c: Ditto.
656 * java/zextract.c: Ditto.
657 * java/jcf-io.c: Ditto.
659 * java/buffer.c: Ditto.
660 * java/lang.c: Ditto.
661 * java/parse-scan.y: Ditto.
664 * cfgloopmanip.c: Ditto.
665 * postreload-gcse.c: Ditto.
666 * tree-ssa-loop-manip.c: Ditto.
667 * postreload.c: Ditto.
668 * tree-ssa-loop-ch.c: Ditto.
672 * diagnostic.c: Ditto.
674 * genoutput.c: Ditto.
677 * cfgloopanal.c: Ditto.
678 * objc/objc-act.c: Ditto.
680 * genextract.c: Ditto.
681 * genautomata.c: Ditto.
682 * pretty-print.c: Ditto.
684 * cgraphunit.c: Ditto.
687 * haifa-sched.c: Ditto.
688 * dominance.c: Ditto.
690 * tree-ssa-loop-ivopts.c: Ditto.
692 * mode-switching.c: Ditto.
693 * modulo-sched.c: Ditto.
695 * ipa-pure-const.c: Ditto.
697 * fix-header.c: Ditto.
699 * tree-stdarg.c: Ditto.
700 * ipa-utils.c: Ditto.
701 * loop-init.c: Ditto.
702 * ipa-inline.c: Ditto.
705 * alloc-pool.c: Ditto.
706 * dwarf2out.c: Ditto.
708 * genattrtab.c: Ditto.
709 * tree-ssa-loop-ivcanon.c: Ditto.
713 * fortran/gfortranspec.c: Ditto.
715 * local-alloc.c: Ditto.
716 * langhooks.c: Ditto.
718 * tree-vectorizer.c: Ditto.
720 * ipa-type-escape.c: Ditto.
722 * tree-if-conv.c: Ditto.
725 * tree-data-ref.c: Ditto.
726 * loop-unroll.c: Ditto.
727 * treelang/treetree.c: Ditto.
730 * ggc-common.c: Ditto.
734 * tree-cfgcleanup.c: Ditto.
735 * tree-ssa-pre.c: Ditto.
736 * cfgcleanup.c: Ditto.
737 * loop-invariant.c: Ditto.
740 * print-tree.c: Ditto.
743 * sched-deps.c: Ditto.
745 * tree-object-size.c: Ditto.
747 * bb-reorder.c: Ditto.
749 * var-tracking.c: Ditto.
751 * df-problems.c: Ditto.
752 * reg-stack.c: Ditto.
755 * sched-rgn.c: Ditto.
756 * tree-ssa-structalias.c: Ditto.
757 * tree-ssa-reassoc.c: Ditto.
758 * config/darwin-c.c: Ditto.
759 * config/darwin.c: Ditto.
760 * config/arm/arm.c: Ditto.
765 2006-01-31 Nicolas Pitre <nico@cam.org>
767 * arm.md (smaxsi3): Make aware of smax_m1.
770 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
772 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
774 2006-01-31 Richard Guenther <rguenther@suse.de>
776 * doc/invoke.texi (-msselibm): Document.
777 * target.h (expand_library_builtin): New target hook.
778 * builtins.c (expand_builtin): Use expand_library_builtin.
779 (default_expand_library_builtin): New function.
780 * gcc.c (LINK_GCC_MATH_SPEC): Define.
781 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
782 (link_gcc_math_spec): Declare.
783 (static_specs): Add link_gcc_math_spec.
784 * expr.h (default_expand_library_builtin): Declare.
785 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
786 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
787 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
788 * config/i386/i386.opt (msselibm): New target option.
789 * config/i386/i386.c (ix86_builtin_function_variants): New array.
790 (ix86_init_sse_abi_builtins): New function.
791 (ix86_expand_library_builtin): Likewise.
792 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
793 (override_options): Handle error conditions wrt -msselibm.
794 (ix86_builtins): Add function codes for SSE2 ABI builtins.
795 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
796 * doc/extend.texi (__builtin_sse2_*): Document new target specific
799 2006-01-31 Richard Guenther <rguenther@suse.de>
800 Paolo Bonzini <bonzini@gnu.org>
802 * doc/install.texi (--disable-libgcc-math): Document.
804 2006-01-30 Marcin Dalecki <martin@dalecki.de>
806 * expr.h (expand_normal): new inline function.
807 * builtins.c: use it, use EXPAND_NORMAL explicitely.
809 * dwarf2out.c: use it.
814 * config/sparc/sparc.c: use it.
815 * config/i386/i386.c: use it.
816 * config/rs6000/rs6000.c: use it.
817 * config/arm/arm.c: use it.
818 * config/mips/mips.c: use it.
819 * stmt.c: use it, use EXPAND_NORMAL explicitely.
821 2006-01-30 Roger Sayle <roger@eyesopen.com>
823 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
824 argv to the appropriate type.
826 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
828 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
831 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
834 * config/s390/s390.c (struct machine_function): New flag
835 decomposed_literal_pool_addresses_ok_p.
836 (s390_reorg): Set it before final stage of literal pool transforms.
837 (s390_decompose_address): Only accept displacements of the form
838 (minus (label_ref ...) (label_ref ...)) if that flag is set.
840 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
842 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
843 the comparison routine return.
845 2006-01-30 Michael Matz <matz@suse.de>
847 * global.c (find_reg): Only evict for global regs.
848 Take n_refs into account and dump more info.
850 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
853 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
854 (pragma_trap, pragma_nosave_low_regs): Likewise.
855 (current_function_anonymous_args): Likewise.
856 (sh_deferred_function_attributes): New variable.
857 (sh_deferred_function_attributes_tail): Likewise.
858 (print_operand): For '@', look up trap_exit attribute.
859 (calc_live_regs): Look up trapa_handler attribute. For trapa
860 handlers, save/restore fpscr, but don't do any other
861 interrupt-specific saves.
862 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
863 Fix check for partially saved registers to check for SHmedia.
864 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
865 (sh_output_function_epilogue): Don't clear any of the removed
867 (sh_insert_attributes): Don't check pragma_interrupt.
868 Insert deferred attributes. Check that interrupt attribute is
869 present for other attributes that require its presence.
870 (sh_attribute_table): Add new attributes trapa_handler and
872 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
873 Don't check for pragma_interrupt. Don't store argument.
874 * sh.h (pragma_interrupt, sp_switch): Don't declare.
875 (sh_deferred_function_attributes): Declare.
876 (sh_deferred_function_attributes_tail): Likewise.
877 * sh.md (sp_switch_1): Add operand. Change generator caller.
878 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
879 (*return_i): Don't use when trap_exit attribute is in effect.
880 (*return_trapa): New insn pattern.
882 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
883 setting c_target_objs and cxx_target_objs.
884 * t-sh: Add rule for sh-c.o.
886 2006-01-30 Richard Guenther <rguenther@suse.de>
889 * gimplify.c (gimplify_target_expr): Handle easy cases
890 without creating a temporary.
892 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
894 * vec.h (safe_grow): Remove duplicated line.
896 2006-01-29 Diego Novillo <dnovillo@redhat.com>
899 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
900 (expand_omp): ... here.
901 (expand_omp_parallel): Only remove barriers for combined
902 parallel+workshare constructs.
904 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
908 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
909 * tree.c (build_qualified_type): Chain the new type to the original
910 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
911 a POINTER_TYPE or a REFERENCE_TYPE respectively.
912 (build_pointer_type_for_mode): Only return unqualified types.
913 (build_reference_type_for_mode): Likewise.
915 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
917 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
918 * Makefile.in (CXX_COMPAT_WARN): Define.
919 * configure: Regenerate.
921 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
924 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
927 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
929 * toplev.c: Fix thinko.
931 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
932 Marcin Dalecki <martin@dalecki.de>
934 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
935 (push_srcloc): Use XNEW.
936 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
938 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
940 * df-core.c (df_set_blocks): Deleted all variable.
942 2006-01-28 Ian Lance Taylor <ian@airs.com>
944 * cgraphunit.c (cgraph_assemble_pending_functions): Call
945 cgraph_output_pending_asms.
947 2006-01-28 Zack Weinberg <zackw@panix.com>
949 * c.opt: Add -W(no-)overlength-strings.
950 * doc/invoke.texi: Document it.
951 * c-opts.c (c_common_handle_option): -pedantic implies
952 -Woverlength-strings, if not explicitly disabled already.
953 (c_common_post_options): -Woverlength-strings defaults to off, and
954 is always off for C++.
955 * c-common.c (fix_string_type): Issue warning about strings longer
956 than is portable only if warn_overlength_strings. Rearrange code
957 a little for clarity.
958 * configure.in: Check for -Wno-overlength-strings as well before
959 enabling -pedantic in stage 1.
960 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
961 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
963 * genconditions.c (write_header, write_one_condition)
964 (write_conditions, write_writer): Consolidate very long strings
965 that were broken up to fit in C89 portable limit. Don't use
966 printf when fputs will do.
968 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
970 * combine.c (simplify_comparison <AND>): Check
971 TRULY_NOOP_TRUNCATION before start using a subreg.
973 * config/mips/mips.md (*branch_zero<mode>,
974 *branch_zero<mode>_inverted, *branch_equality<mode>,
975 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
976 Remove mode check from comparisons.
978 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
980 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
982 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
984 * expmed.c (const_mult_add_overflow_p): Remove.
985 * expr.h: Remove the prototype for const_mult_add_overflow_p.
987 * recog.c (validate_replace_rtx_subexp): Remove.
988 * recog.h: Remove the prototype for
989 validate_replace_rtx_subexp.
991 * integrate.h: Remove the prototype for
992 copy_decl_for_inlining.
993 * rtl.h: Remove the prototype for mark_constant_function.
994 * tree-vectorizer.h: Remove the prototype for
995 vect_strip_conversion.
997 * modulo-sched.c (create_partial_schedule,
998 free_partial_schedule, reset_partial_schedule): Make them
1001 * hooks.c (hook_bool_rtx_int_false): Remove.
1002 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
1004 2006-01-28 David Edelsohn <edelsohn@gnu.org>
1006 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1007 and -mlong-double-128 are incompatible.
1008 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
1009 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
1010 (TARGET_LIBGCC2_CFLAGS): Define.
1011 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
1012 (TARGET_LIBGCC2_CFLAGS): Same.
1013 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
1015 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1018 * c-typeck.c (build_binary_op): Perform implicit casts of
1019 operands before shortening them.
1021 * cfgloopmanip.c (split_loop_bb): Remove.
1022 * cfgloop.h: Remove the prototype for split_loop_bb.
1024 * cfgloop.c (flow_loop_outside_edge_p): Remove.
1025 * cfgloop.h: Remove the prototype for
1026 flow_loop_outside_edge_p.
1028 * emit-rtl.c (init_virtual_regs): Make it static.
1029 * function.h: Remove the prototype for init_virtual_regs.
1031 * recog.c (peephole2_optimize): Make it static.
1032 * recog.h: Remove the prototype for peephole2_optimize.
1034 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1036 * df-scan.c (df_record_entry_block_defs): Check if
1037 INCOMING_RETURN_ADDR_RTX is defined.
1039 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
1040 Kenneth Zadeck <zadeck@naturalbridge.com>
1042 PR rtl-optimization/24762
1043 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1044 * targhooks.c (hook_void_bitmap): New hook prototype.
1045 * targhoohs.h (hook_void_bitmap): Ditto.
1046 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
1047 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
1048 * target.h (live_on_entry): New function pointer.
1049 * df-scan.c (df_all_hard_regs): Removed.
1050 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
1051 (df_scan_free_internal): Added df->entry_block_defs.
1052 (df_scan_alloc): Ditto.
1053 (df_scan_dump): Ditto.
1054 (df_uses_record): Plumbed flag field properly thru calls.
1055 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
1056 This part fixes PR24762.
1057 (df_bb_refs_record): Added code to make the frame and arg
1058 pointers live in EH blocks.
1059 (df_refs_record): Added call to df_record_entry_block_defs.
1060 (df_record_entry_block_defs): New function.
1061 * df-core.c: Added comments to describe new artifical defs.
1062 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
1063 (entry_block_defs): New field in struct df.
1064 (df_all_hard_regs): Deleted.
1065 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1066 * df-problems.c (df_ru_bb_local_compute_process_def):
1067 Added code to handle artifical defs in the entry to a function.
1068 (df_ru_bb_local_compute): Ditto.
1069 (df_rd_bb_local_compute_process_def): Ditto.
1070 (df_rd_bb_local_compute): Ditto.
1071 (df_lr_bb_local_compute): Ditto.
1072 (df_ur_bb_local_compute): Ditto.
1073 (df_urec_bb_local_compute): Ditto.
1074 (df_chain_create_bb): Ditto.
1075 (df_ur_local_finalize): Removed entry.
1076 (df_urec_init): Ditto.
1077 (df_urec_local_finalize): Ditto.
1078 (df_ri_bb_compute): Added detection of last use of pseudos.
1079 * Makefile.in (df-scan.o): Updated dependencies.
1080 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
1081 * config/mips/mips.c (mips_set_live_on_entry): Added.
1082 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
1084 * dce.c (marked_insn_p): Added code to handle artifical defs.
1086 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1088 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
1090 (_mm_cvtsi128_si64): Likewise.
1091 (_mm_cvtsd_si64): Likewise.
1092 (_mm_cvttsd_si64): Likewise.
1093 (_mm_cvtsi64_sd): Likewise.
1094 (_mm_cvtsi64_si128): Likewise.
1095 * config/i386/mmintrin.h (_m_from_int64): Likewise.
1096 (_mm_cvtsi64_m64): Likewise.
1097 (_m_to_int64): Likewise.
1098 (_mm_cvtm64_si64): Likewise.
1099 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
1100 (_mm_cvttss_si64): Likewise.
1101 (_mm_cvtsi64_ss): Likewise.
1102 (_mm_cvtss_f32): Likewise.
1104 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
1106 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
1107 for pragma redefine_extname.
1109 2006-01-27 Jakub Jelinek <jakub@redhat.com>
1112 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
1113 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
1114 -mno-minimal-toc to previous content.
1115 (bispecs): Remove goal.
1116 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
1117 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
1118 compatibility aliases on powerpc-*-*gnu*.
1119 * config/rs6000/libgcc-ppc-glibc.ver: New file.
1120 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
1121 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
1122 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
1123 (ldblspecs): New goal.
1124 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
1125 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
1127 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
1128 L_sf_to_tf or L_df_to_tf is defined.
1130 2006-01-27 David Edelsohn <edelsohn@gnu.org>
1131 Alan Modra <amodra@bigpond.net.au>
1134 * config/rs6000/linux.h (POWERPC_LINUX): Define.
1135 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
1136 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
1137 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
1138 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
1139 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
1140 (rs6000_override_options): Initialize rs6000_ieeequad.
1141 Initialize TFmode format to ibm_extended_format if not
1143 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
1145 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
1146 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
1147 (function_arg_advance): IBM long double passed in two FPRs, not
1149 (function_arg): IBM long double passed in FPRs.
1150 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
1151 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
1152 Only multireg GPR aligned.
1153 (rs6000_init_libfuncs): Enable IBM long double functions if not
1155 (rs6000_generate_compare): Use IBM long double compare if not
1157 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
1158 (TARGET_IEEEQUAD): Define.
1159 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
1160 not TARGET_IEEEQUAD.
1161 * config/rs6000/rs6000.md: Enable TFmode patterns if
1163 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
1164 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1165 and -mlong-double-128 are incompatible.
1166 * doc/invoke.texi (-mabi): Collect options together. Add
1167 ibmlongdouble and ieeelongdouble.
1169 2006-01-27 Richard Sandiford <richard@codesourcery.com>
1171 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
1173 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
1174 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
1175 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
1176 * rtl.h (rtunion_def): Remove rt_ptr.
1178 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
1179 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
1180 * config/i386/winnt.c (i386_pe_mark_dllexport)
1181 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
1183 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
1185 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
1187 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1191 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
1192 pthread_key_delete. From John David Anglin. gthrw-ify
1193 pthread_getunique_np only if it it's not a macro. Delete
1195 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
1196 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
1197 __gthread_objc_condition_signal, __gthread_key_delete): Add
1198 "__attribute__ ((__unused__))" to unused arguments.
1199 (__gthread_recursive_mutex_init_function): Add missing return.
1200 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
1201 gthr-posix95.h: Use macro-based approach for name redirection
1202 on targets missing weakref.
1204 2006-01-26 Zack Weinberg <zackw@panix.com>
1206 * genconditions.c (write_header): In generated code, #ifdef out
1207 all includes and fake declarations, except includes of bconfig.h
1208 and system.h, unless GCC_VERSION >= 3001. Do not include
1209 gensupport.h in any case.
1210 (write_conditions): Generate a definition of struct c_test. Add
1211 a comment to the generated #endif.
1212 (write_one_condition): Escape backslashes in string too.
1213 (write_writer): Generated code must escape backslashes and quote
1214 marks (but not newlines) in the strings it writes.
1215 * Makefile.in (build/gencondmd.o): Update dependencies.
1217 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1220 * Makefile.in (insn-automata.o): Add header file dependencies.
1221 * genautomata.c: Add includes.
1223 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1226 * Makefile.in (insn-automata.o): Add -Wno-error flag.
1228 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1230 * configure.ac: Expect target tools paths to be passed from the toplevel
1231 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
1233 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
1235 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1238 * c.opt (Wpointer-sign): Init to -1.
1239 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
1240 OPT_pedantic, to 0 otherwise.
1241 * doc/invoke.texi: Update.
1243 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1245 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
1246 constants provided by 80387 instructions in the destination mode.
1248 2006-01-26 Richard Guenther <rguenther@suse.de>
1249 Andrew Pinski <pinskia@physics.uc.edu>
1252 partial PR tree-opt/17064
1253 * tree-ssa-structalias.c (intra_create_variable_infos):
1254 Create heap variables for incoming parameters if
1255 flag_argument_noalias > 1.
1256 (find_what_p_points_to): Look through default defs of
1259 2006-01-26 Jeff Law <law@redhat.com>
1262 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
1263 with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
1264 within the VR_RANGE, use the VR_RANGE as the result, not the
1266 (adjust_range_with_scev): Reject ranges from SCEV which are out of
1267 bounds for the type.
1269 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
1271 * tree-ssa-alias.c (maybe_create_global_var): Change
1272 subvar walking to an assertion that we don't have subvar'd variables.
1274 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
1277 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
1278 Use a new variable, inner. PARM_DECLs are always non-weak.
1280 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
1282 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
1285 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
1287 * config/mips/mips.md (*clear_upper32): New combiner pattern.
1289 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
1291 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
1292 (smax_insn, smin_insn, smax_0, smin_0): New.
1294 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
1297 * config/cris/cris.c (cris_order_for_addsi3): New function.
1298 * config/cris/cris-protos.h: Prototype it.
1299 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
1300 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
1301 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
1302 (split for "op.S1 [rx=rx+i],ry (swapped)")
1303 (split for "op(s|u).S1 [rx=rx+i],ry")
1304 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
1305 Apply cris_order_for_addsi3 when generating addsi3 insns.
1307 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1309 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
1310 (TREE_BLOCK): Add call to EXPR_CHECK.
1312 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1315 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
1316 * tree-pretty-print.c (dump_omp_clause): Extract from ...
1317 (dump_omp_clauses): ... here.
1318 (dump_generic_node): Handle OMP_CLAUSE.
1319 * tree.c (omp_clause_num_ops): New.
1320 (omp_clause_code_name): New.
1321 (tree_code_size): Handle OMP_CLAUSE.
1322 (tree_size): Likewise.
1323 (make_node): Document handling of OMP_CLAUSE.
1324 (tree_node_structure): Handle OMP_CLAUSE.
1325 (omp_clause_check_failed): New.
1326 (omp_clause_range_check_failed): New.
1327 (omp_clause_operand_check_failed): New.
1328 (build_omp_clause): New.
1329 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
1330 * tree.h (enum omp_clause_code): Declare.
1331 (OMP_CLAUSE_SUBCODE_CHECK): Define.
1332 (OMP_CLAUSE_RANGE_CHECK): Define.
1333 (OMP_CLAUSE_ELT_CHECK): Define.
1334 (omp_clause_check_failed): Declare.
1335 (omp_clause_operand_check_failed): Declare.
1336 (omp_clause_range_check_failed): Declare.
1337 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
1338 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
1339 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
1340 (OMP_CLAUSE_LASTPRIVATE): Likewise.
1341 (OMP_CLAUSE_IF_EXPR): Likewise.
1342 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
1343 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
1344 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
1345 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
1346 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
1347 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
1348 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
1349 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
1350 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
1351 (OMP_CLAUSE_CODE): Define.
1352 (OMP_CLAUSE_SET_CODE): Define.
1353 (OMP_CLAUSE_CODE): Define.
1354 (OMP_CLAUSE_OPERAND): Define.
1355 (struct tree_omp_clause): Declare.
1356 (union tree_node): Add field 'omp_clause'.
1357 * treestruct.def (TS_OMP_CLAUSE): Define.
1358 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
1359 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
1360 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
1361 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
1362 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
1363 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
1364 (OMP_CLAUSE): Define.
1365 * print-tree.c (print_node): Handle OMP_CLAUSE.
1366 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
1367 * c-typeck.c: Likewise.
1368 * gimplify.c: Likewise.
1369 * c-omp.c: Likewise.
1370 * tree-nested.c: Likewise.
1371 * tree-inline.c: Likewise.
1372 * c-parser.c: Likewise.
1373 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
1376 2006-01-25 Roger Sayle <roger@eyesopen.com>
1378 PR rtl-optimization/25703
1379 * combine.c (try_combine): Handle zero_extract and strict_low_part
1380 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
1382 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
1384 * global.c: Fix comment typos.
1386 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
1389 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
1390 Use output_addr_const instead of assemble_name.
1392 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
1394 * Makefile.in (sched-vis.o): Update dependencies.
1395 * haifa-sched.c (sched_finish): Clear current_sched_info.
1396 * cfg.c (dump_bb_info): New, split from dump_flow_info.
1397 (dump_flow_info): Call it.
1398 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
1400 * basic-block.h (dump_bb_info): Declare.
1401 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
1402 option, and apply options only for dump files whose TDF_RTL,
1403 TDF_TREE, or TDF_IPA bits match.
1404 * rtl.h: Declare new functions exported from sched-vis.c.
1405 * sched-vis.c: Enable also if scheduling is not used.
1406 (print_value): Print the mode of registers if not inside scheduling.
1407 (print_insn): Make it work outside the scheduler. Beautify the output
1409 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
1411 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1413 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
1414 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
1415 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
1416 depending on the value of CONSTANT_POOL_ADDRESS_P.
1417 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
1419 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
1420 rather than SYMBOL_REF_DECL.
1421 (rtx_constant_pool): Remove const_rtx_sym_htab.
1422 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
1423 (init_varasm_status): Don't initialize const_rtx_sym_htab.
1424 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
1425 Remove handling of const_rtx_sym_htab.
1426 (find_pool_constant): Delete.
1427 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
1428 rather than find_pool_constant.
1429 (get_pool_constant_for_function): Delete.
1430 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1432 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1433 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1434 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1435 (SYMBOL_REF_CONSTANT): New macro.
1436 (get_pool_constant_for_function): Delete.
1437 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1438 rather than SYMBOL_REF_DECL.
1439 (i386_pe_mark_dllimport): Likewise.
1440 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1441 rather than SYMBOL_REF_DECL.
1442 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1443 (machopic_indirect_call_target): Likewise.
1445 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1447 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1449 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1451 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1453 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1455 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1457 2006-01-24 David Daney <ddaney@avtrex.com>
1460 * configure.ac (enable_tls): New enable option.
1461 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1462 * configure: Regenerate.
1463 * doc/install.texi (--enable-tls): Document new option.
1464 (--disable-tls): Ditto.
1466 2006-01-24 Richard Henderson <rth@redehat.com>
1468 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1469 * alias.c (true_dependence): Respect it.
1470 (canon_true_dependence, write_dependence_p): Likewise.
1471 * builtins.c (get_builtin_sync_mem): Set it.
1473 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1475 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1478 2006-01-24 DJ Delorie <dj@redhat.com>
1480 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1481 for storing constants in single-bit bitfields.
1483 2006-01-25 Ben Elliston <bje@au.ibm.com>
1485 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1487 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1490 * tree-ssa-pre.c (phi_translate): Return NULL
1491 for AGGREGATE_TYPE's.
1493 2006-01-24 Zack Weinberg <zackw@panix.com>
1495 * genautomata.c (process_state_for_insn_equiv_partition):
1496 Use xcalloc for insn_arcs_array.
1497 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1498 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1500 2006-01-24 Richard Henderson <rth@redhat.com>
1502 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1505 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1507 PR rtl-optimization/25890
1508 PR rtl-optimization/25905
1509 * combine.c (expand_compound_operation, expand_field_assignment):
1510 Fail if the bitfield's final position is out of bounds.
1512 2006-01-24 Ian Lance Taylor <ian@airs.com>
1515 * cgraphunit.c (cgraph_output_in_order): Don't clear
1516 cgraph_asm_nodes until after asm strings have been output.
1518 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1520 * fix-header.c (read_scan_file): Add new parameter imultilib when
1521 calling register_include_chains.
1523 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1525 * omp-low.c: Update documentation.
1527 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1528 Daniel Berlin <dberlin@dberlin.org>
1532 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1533 return from the function.
1535 2006-01-22 Zack Weinberg <zackw@panix.com>
1537 * rtl.def (match_code): Add second argument.
1538 * genpreds.c (write_extract_subexp): New function.
1539 (write_match_code): Add path argument. Use write_extract_subexp.
1540 (write_predicate_expr): Pass path to write_match_code.
1541 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1542 not perform a mode test.
1543 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1544 a subexpression does not constrain the top-level code set.
1545 * read-rtl.c (read_rtx_variadic): New function.
1546 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1547 * doc/md.texi: Document new notation.
1548 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1549 (cmpsi_operand): ... here, using new notation.
1551 2006-01-22 Zack Weinberg <zackw@panix.com>
1553 * varray.c: Remove GENERATOR_FILE #ifdefs.
1555 2006-01-22 Zack Weinberg <zackw@panix.com>
1557 * genautomata.c (output_reserved_units_table): Emit nothing if
1558 description->query_units_num is zero. Remove extra blank line.
1559 (output_cpu_unit_reservation_p): Short circuit
1560 if description->query_units_num is zero.
1562 2006-01-22 Zack Weinberg <zackw@panix.com>
1564 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1565 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1566 nor any of the random handful of variables that used to be necessary
1567 when this program was linked with rtlanal.o. Prune set of forward
1568 function declarations.
1569 (struct attr_desc): Remove static_p field.
1570 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1571 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1572 (attr_string): Do not read the character one past the length of
1574 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1575 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1576 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1577 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1578 (make_automaton_attrs): New.
1579 (main): Do not call into genautomata. Call local gen_bypass
1580 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1581 Remove special case for insn_alts.
1582 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1583 varray.h (leftover from previous change). Prune set of forward
1584 function declarations. Remove state_alts fields from all
1585 structures. Remove state_alts_table from struct automaton.
1586 Make everything except main static. Do not maintain num_dfa_decls.
1587 Do not maintain state_alts fields of various structures.
1588 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1589 (add_arc): Remove state_alts argument. All callers updated.
1590 (output_reserved_units_table): Emit #ifdef here...
1591 (output_tables): ...not here. Don't generate state_alts tables.
1592 (expand_automata): Don't generate attributes.
1593 (write_automata): Don't generate state_alts functions.
1594 (main): New function.
1595 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1596 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1597 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1598 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1599 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1600 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1601 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1602 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1604 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1605 * genattrtab.h: Delete file.
1606 * Makefile.in (OBJS-common): Add insn-automata.o.
1607 (insn-automata.o): New rule.
1608 (simple_generated_c): Add insn-automata.c.
1609 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1610 (genprogmd): Add automata.
1611 (build/genattrtab): Needs no extra objects nor libraries.
1612 (build/genautomata): Needs build/vec.o and -lm.
1614 2006-01-22 Zack Weinberg <zackw@panix.com>
1616 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1617 (output_dfa_max_issue_rate, locked_states_num): Delete.
1618 (struct automaton): Add locked_states field.
1619 (output_dead_lock_vect): Save number of locked states in
1620 automaton->locked_states. If it is zero, don't print anything.
1621 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1622 (output_internal_dead_lock_func): Only test the dead_lock_vect
1623 for automata that have locked states.
1624 (output_statistics): Always print the number of locked states for
1625 each automaton. Calculate total number of locked states here.
1626 (write_automata): Don't call output_dfa_max_issue_rate.
1627 * genattrtab.c: Define length_unit_log as a const variable.
1628 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1629 max_insn_queue_index const.
1630 * final.c (length_unit_log): Declare const.
1631 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1633 2006-01-22 Zack Weinberg <zackw@panix.com>
1635 * genautomata.c: Include vec.h, not varray.h.
1636 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1637 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1638 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1639 VEC_* macros operating on appropriately typed vectors, or to
1640 malloced arrays when the size is known in advance. Const-ify
1641 many char* variables and function arguments. No functional changes.
1642 * Makefile.in (build/varray.o): Delete rule.
1643 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1644 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1646 2006-01-22 Zack Weinberg <zackw@panix.com>
1648 * gensupport.c: Define get_insn_name and record_insn_name here.
1649 (read_md_rtx): Call record_insn_name as appropriate.
1650 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1651 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1652 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1654 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1655 (BUILD_VARRAY): Delete.
1656 (genprognormal): Rename genprogmd. Fold in all programs from
1657 genprognoprint; also attrtab.
1658 (build/genattrtab): Just mention genautomata.o and varray.o.
1659 Reorganize a bit, add comments to make the categories clearer.
1661 2006-01-22 Zack Weinberg <zackw@panix.com>
1663 * genconditions.c (condition_table, add_condition): Delete.
1664 (write_conditions): Don't emit n_insn_conditions nor
1665 insn_elision_unavailable. Issue the gcc version #ifdef here,
1666 inside the table, with no #else clause ...
1667 (write_header): ...not here.
1668 (write_writer): New function.
1669 (main): Don't initialize condition_table. Use add_c_test.
1671 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1672 files on the command line.
1673 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1674 Return -1 if there is no entry in the table, don't abort.
1675 (add_c_test, traverse_c_tests): New functions.
1676 * gensupport.h (insn_elision_unavailable, insn_conditions)
1677 (n_insn_conditions): Delete declarations.
1678 (add_c_test, traverse_c_tests): Declare.
1679 * read-rtl.c: Include gensupport.h.
1680 (read_conditions): New function.
1681 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1682 (read_rtx_1): If we get EOF when we were looking for an initial
1683 open paren, return 0. Call read_conditions when appropriate.
1684 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1685 dummy-conditions.o. Eliminate references to insn-conditions.o,
1686 or change them to build/gencondmd.o, as appropriate. Remove
1687 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1688 from $(simple_generated_c). For all files remaining in those
1689 two lists, add insn-conditions.md to the generator command line.
1690 Give insn-constants.h/s-constants their own rules. Add rules
1691 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1692 (build/read-rtl.o): Depend on gensupport.h.
1693 (genprognormal): Include preds.
1694 (genprogearly): Rename genprognoprint; only difference is now that
1695 they don't link with $(BUILD_PRINT).
1696 * dummy-conditions.c: Delete.
1698 2006-01-22 Zack Weinberg <zackw@panix.com>
1700 * genextract.c: Don't include insn-config.h. Do include vec.h.
1701 Declare vectors of int, char, and locstr.
1702 (locstr): New typedef.
1703 (struct extraction): Make all array fields into bare pointers.
1704 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1705 (insn_code_number): Delete.
1706 (accum_extract): New struct.
1707 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1708 (gen_insn): Take insn_code_number as an argument. Use an
1709 accum_extract structure instead of loading data directly into
1710 a struct extraction, and having to know how big it might get.
1711 (walk_rtx): Operate entirely on an accum_extract structure.
1712 (print_path): Avoid unnecessary use of printf.
1713 (print_header): New function, split out of main. Distinguish
1714 more carefully between an unrecognizable insn and an insn that
1715 has the code number of a define_expand.
1716 (main): Pass insn_code_number to gen_insn. Call print_header
1717 only after parsing. Avoid unnecessary use of printf.
1718 * Makefile.in (build/vec.o): New rule.
1719 (build/genextract): Depend on build/vec.o.
1720 (build/genextract.o): Don't depend on insn-config.h.
1722 2006-01-22 Zack Weinberg <zackw@panix.com>
1724 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1725 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1726 practical. Eliminate per-generator-program link rules.
1728 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1731 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1732 with a call expr to ...
1733 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1735 2006-01-23 Richard Guenther <rguenther@suse.de>
1737 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1738 before make_edge with conditional EDGE_TRUE_VALUE.
1740 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1741 Jan Hubicka <jh@suse.cz>
1742 Richard Guenther <rguenther@suse.de>
1744 PR rtl-optimization/25654
1745 * cfgexpand.c (aggregate_contains_union_type): New function.
1746 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1747 for structure variables that contain a union type.
1749 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1751 * gengtype.c (new_structure): Return the structure.
1752 (create_option): Add an extra "next" argument.
1753 (create_field): New function.
1754 (adjust_field_rtx_def): Use create_option and create_field.
1755 Remove a now-unnecessary call to find_structure.
1756 (adjust_field_tree_def): Likewise.
1757 (note_yacc_type): Remove an unnecessary call to find_structure.
1758 * gengtype.h (new_structure): Return the structure.
1759 (create_option): Add an extra argument.
1760 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1761 (option): Adjust calls to create_option.
1763 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1765 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1767 2006-01-22 Paul Brook <paul@codesourcery.com>
1768 Peter Barada <peter@the-baradas.com>
1770 * config/m68k/m68k.md: Add Coldfire FPU support.
1771 Define FP mode macro and associated attributes.
1772 Use it for float mode patterns.
1773 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1774 (LIBCALL_VALUE): Use m68k_libcall_value.
1775 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1776 (m68k_function_value): Ditto.
1777 (emit_move_sequence): Ditto.
1778 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1779 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1780 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1781 (MULTILIB_EXCEPTIONS): Ditto.
1782 * config/m68k/m68k.opt: Add mcfv4e.
1783 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1784 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1785 (m68k_output_function_prologue): Save ColdFire FPU registers.
1786 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1787 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1788 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1789 ColdFire FPU registers.
1790 (m68k_libcall_value, m68k_function_value): New functions.
1791 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1792 (LIBCALL_VALUE): Use m68k_libcall_value.
1793 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1794 (MASK_COLDFIRE): Add MASK_CFV4E.
1795 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1796 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1797 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1798 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1799 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1800 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1801 * doc/invoke.tex: Document -mcfv4e on m68k.
1803 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1805 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1808 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1811 * c-opts.c (c_common_handle_option): Don't include
1812 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1813 * doc/invoke.texi (C++ Dialect Options): Document that
1814 -Wnon-virtual-dtor is no longer included in -Wall.
1816 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1818 * gcov.c (print_version), gcov-dump.c (print_version),
1819 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1822 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1824 * df-scan.c (problem_SCAN): Added NULL reset function.
1825 (df_scan_reset_blocks): Added code to call reset block function
1826 (df_bb_refs_delete) Fixed comment.
1827 (df_insn_refs_delete): Made tolerant of deleting non existent info
1828 for dataflow problems that need to be reset.
1829 * df-core.c (df_set_blocks): Ditto.
1830 * df.h (struct df_problem): Added reset_fun.
1831 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1832 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1833 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1834 functions to clear out all references to def-use or use-def chains.
1836 2006-01-21 Ben Elliston <bje@au.ibm.com>
1838 * varasm.c (assemble_real): Initialise data array.
1840 2006-01-20 Paul Brook <paul@codesourcery.com>
1842 Merge from csl-arm-branch.
1843 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1844 * config/arm/arm.md (movdi): Force operands[1] to a register
1845 if we have a non-register source.
1846 (*arm_movdi, *movdf_soft_insn): Require that one of the
1847 operands be a register.
1848 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1849 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1851 2006-01-20 DJ Delorie <dj@redhat.com>
1853 * varasm.c (initialize_constant_valid_p): Allow pointers
1854 initialized from integer constants of lesser precision.
1855 (output_constant): Allow non-int-sized pointer modes to be
1856 initialized from integer constants.
1858 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1861 * cppdefault.h (struct default_include): Add multilib flag.
1862 * cppdefault.c (cpp_include_defaults): Set it.
1863 * c.opt (-imultilib): New option.
1864 * c-opts.c (imultilib): New.
1865 (c_common_handle_option): Handle -imultilib.
1866 (c_common_post_options): Likewise.
1867 * c-incpath.c (add_standard_paths, register_include_chains):
1869 * c-incpath.h (register_include_chains): Add extra parameter.
1870 * gcc.c (do_spec_1): Generate -imultilib option.
1871 (The Specs Language): Update %I description.
1872 (process_command): Update copyright notice.
1873 * doc/cppopts.texi (-imultilib): Document.
1874 * doc/invoke.texi (-imultilib): Include in option summary.
1875 (%I): Update specs documentation.
1877 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1879 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1881 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1883 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1886 2006-01-20 Richard Guenther <rguenther@suse.de>
1887 Steven Bosscher <stevenb.gcc@gmail.com>
1889 PR rtl-optimization/24626
1890 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1891 EDGE_TRUE_VALUE if in RTL mode.
1894 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1895 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1897 2006-01-20 Dirk Mueller <dmueller@suse.com>
1900 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1901 instead of a special NOP marker.
1902 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1903 NOP marker handling.
1904 * c-common.h (empty_body_warning): Add forward declaration.
1905 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1906 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1908 2006-01-20 Paul Brook <paul@codesourcery.com>
1910 * Makefile.in (lang_checks): Keep going if mkdir fails.
1912 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1914 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1915 be able to clean out basic block when not necessary.
1916 (df_scan_free): Fixed to properly delete information if df is
1917 unused before calling df_finish.
1918 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1919 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1921 (df_bb_refs_delete): New function.
1922 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1923 * df-core.c (df_set_blocks): Added code to properly clean out
1924 unused blocks if they are not part of the blocks to consider.
1925 Added additional null check.
1926 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1927 be able to clean out basic block when not necessary
1928 * df.h (df_free_bb_function): Ditto.
1929 (df_bb_refs_delete): New function.
1930 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1931 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1932 basic block parameter to be able to clean out basic block when not
1934 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1935 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1936 Fixed to properly delete information if df is unused before
1939 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1941 PR rtl-optimization/25799
1942 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1943 Corrected confluence operator to remove bits from op2 before oring
1944 with op1 rather than removing bits from op1.
1945 (df_ru_transfer_function): Corrected test on wrong bitmap which
1946 caused infinite loop. Both of these problems were introduced in
1947 the dataflow rewrite.
1949 2006-01-19 DJ Delorie <dj@redhat.com>
1951 * reload1.c (find_reload_regs): Note the details of reload
1952 failures in the dump file.
1953 (spill_failure): Likewise.
1955 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1957 * loop-iv.c: Include df.h and hashtab.h.
1958 (enum iv_grd_result): New enum.
1959 (DF_REF_IV, DF_REF_IV_SET): New macros.
1960 (struct biv_entry): New.
1961 (df, bivs): New global variables.
1962 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1963 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1965 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1966 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1967 analyzed_for_bivness_p, record_biv): New functions.
1968 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1969 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1970 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1972 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1974 (iv_number_of_iterations): Use new interface to iv analysis.
1975 * loop-unroll.c: Do not include varray.h.
1976 (analyze_iv_to_split_insn): Use new interface to iv
1978 * loop-unswitch.c (may_unswitch_on): Ditto.
1979 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1981 (df_bb_modify): Realloc tables to the new index.
1982 (df_find_use): New function.
1983 * df.h (df_find_use): Declare.
1984 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1986 * cfgloop.h (struct rtx_iv): Remove analysed field.
1987 (iv_get_reaching_def): Removed.
1988 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1989 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1990 (loop-iv.o): Add df.h and hashtab.h dependency.
1991 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1993 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1996 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1998 (__floatundisf, __floatundidf): Likewise.
1999 * libgcc2.h (IS_IBM_EXTENDED): Define.
2001 2006-01-19 DJ Delorie <dj@redhat.com>
2003 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
2005 2006-01-19 Paul Brook <paul@codesourcery.com>
2007 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
2008 as nothrow when unwinding tables are disabled.
2010 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2013 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
2014 of bit-field" when in system header.
2016 2006-01-19 DJ Delorie <dj@redhat.com>
2018 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
2019 the 16 bit shift limit of the m16c.
2021 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
2024 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
2025 * config/i386/i386.c (output_set_got): Output the label if we have one
2026 for the TARGET_DEEP_BRANCH_PREDICTION case.
2028 2006-01-19 Jan Hubicka <jh@suse.cz>
2029 H.J. Lu <hongjiu.lu@intel.com>
2030 Evandro Menezes <evandro.menezes@amd.com>
2032 * invoke.texi (generic): Document
2034 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
2035 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
2036 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
2037 (x86_use_incdec, x86_pad_returns): New variables
2038 (TARGET_CPU_DEFAULT_generic): New constant
2039 (TARGET_CPU_DEFAULT_NAMES): Add generic.
2040 (enum processor_type): Add generic32 and generic64.
2041 * i386.md (cpu attribute): Add generic32/generic64
2042 (movhi splitter): Behave sanely when both partial_reg_dependency and
2043 partial_reg_stall are set.
2044 (K8 splitters): Enable for generic as well.
2045 * predicates.md (incdec_operand): Use TARGET_INCDEC
2046 (aligned_operand): Avoid memory mismatch stalls.
2047 * athlon.md: Enable for generic64, new patterns for 128bit moves.
2048 * ppro.md: Enable for generic32
2049 * i386.c (generic64_cost, generic32_cost): New.
2050 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
2051 (x86_use_leave): Enable for generic64. (x86_use_sahf,
2052 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
2053 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
2054 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
2055 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2056 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2057 x86_accumulate_outgoing_args, x86_prologue_using_move,
2058 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
2059 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
2061 (x86_use_incdec, x86_pad_returns): New.
2062 (override_options): Add generic32 and generic64, translate "generic"
2063 to generic32/generic64 and "i686" to "generic32", refuse
2064 "generic32"/"generic64" as arch target.
2065 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
2066 (ix86_reorg): Honor PAD_RETURNS.
2068 2006-01-19 Diego Novillo <dnovillo@redhat.com>
2070 * tree-pretty-print.c (dump_generic_node): Handle
2071 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
2072 * cgraph.c (cgraph_expand_queue): Rename from
2073 cgraph_analyze_queue. Update all users.
2074 * cgraphunit.c (cgraph_assemble_pending_functions): Process
2075 cgraph_expand_queue.
2076 (cgraph_expand_all_functions): Likewise.
2077 (cgraph_finalize_pending_functions): Remove. Update callers.
2079 * tree.h (OMP_DIRECTIVE_P): Define.
2080 (OMP_PARALLEL_FN): Define.
2081 (OMP_PARALLEL_DATA_ARG): Define.
2082 (OMP_SECTIONS_SECTIONS): Define.
2083 * tree-pass.h (pass_expand_omp): Declare.
2084 * omp-low.c (struct omp_region): Declare.
2085 (struct omp_context): Remove fields 'parallel_type',
2086 'parallel_start_ix' and 'parallel_start_additional_args'.
2088 (struct omp_for_data): Rename from struct expand_omp_for_data.
2089 (omp_regions): New static variable.
2090 (root_omp_region): New static variable.
2091 (find_omp_clause): Make static.
2092 (is_in_combined_parallel_ctx): Remove.
2093 (is_combined_parallel): New.
2094 (extract_omp_for_data): Move earlier in the file.
2095 (workshare_safe_to_combine_p): New.
2096 (get_ws_args_for): New.
2097 (determine_parallel_type): Move earlier in the file.
2098 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
2100 (omp_copy_decl): Likewise.
2101 (create_omp_child_function): Likewise.
2102 (lookup_omp_region): New.
2103 (dump_omp_region): New.
2104 (debug_omp_region): New.
2105 (debug_all_omp_regions): New.
2106 (new_omp_region): New.
2107 (scan_omp_parallel): If parallel_nesting_level > 1, the
2108 directive is nested within another parallel directive.
2109 Set OMP_PARALLEL_FN.
2110 (scan_omp_for): Do not try to handle combined parallel+for
2112 Remove FIXME comment.
2113 (scan_omp_nested): Remove.
2114 (scan_omp_1): Do not call scan_omp_nested when
2115 parallel_nesting_level is > 1.
2116 Do not change the DECL_CONTEXT of local variables found.
2117 (lookup_decl_in_outer_ctx): New.
2118 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
2119 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
2120 (lower_reduction_clauses): Rename from expand_reduction_clauses.
2121 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
2122 If CTX is nested, lookup VAR in the outer context when
2123 building copy assignment.
2124 (lower_send_clauses): Rename from expand_send_clauses.
2125 If CTX is nested, lookup VAR in the outer context when
2126 building copy assignments.
2127 (lower_send_shared_vars): Rename from expand_send_shared_vars.
2128 If CTX is nested, lookup VAR in the outer context when
2129 building copy assignments.
2130 (expand_parallel_call): Rename from build_parallel_call.
2131 Handle combined parallel+workshare cases.
2132 Re-implement to emit code into the CFG.
2134 (expand_omp_parallel): Re-implement to emit code into the CFG.
2135 Call move_sese_region_to_fn to outline the sub-graph
2136 containing the parallel region.
2137 (expand_omp_for_1): Remove.
2138 (expand_omp_for_generic): Re-implement to emit code into the
2140 (expand_omp_for_static_nochunk): Likewise.
2141 (expand_omp_for_static_chunk): Likewise.
2142 (expand_omp_for): Likewise.
2143 (expand_omp_sections): Likewise.
2144 (remove_exit_barriers): New.
2145 (expand_omp_synch): New.
2147 (build_omp_regions_1): New.
2148 (build_omp_regions): New.
2149 (execute_expand_omp): New.
2150 (gate_expand_omp): New.
2151 (pass_expand_omp): Define.
2152 (lower_omp_sections): Rename from expand_omp_sections.
2153 Set OMP_SECTIONS_SECTIONS.
2154 (lower_omp_single_simple): Rename from expand_omp_single_simple.
2155 (lower_omp_single_copy): Rename from expand_omp_single_copy.
2156 (lower_omp_single): Rename from expand_omp_simple.
2157 (lower_omp_master): Rename from expand_omp_master.
2158 (lower_omp_ordered): Rename from expand_omp_ordered.
2159 (lower_omp_critical): Rename from expand_omp_critical.
2160 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
2161 (lower_omp_for): Re-implement.
2162 (lower_omp_parallel): Re-implement.
2163 (lower_regimplify): Rename from expand_regimplify.
2164 (lower_omp_1): Rename from expand_omp_1.
2165 If there are syntax errors in the program, replace every
2166 OpenMP directive with NOP.
2167 Call lower_omp_* instead of expand_omp_*.
2168 (lower_omp): Rename from expand_omp.
2170 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
2171 * tree-gimple.h (enum omp_parallel_type): Remove.
2172 (gimple_boolify): Declare extern.
2173 (find_omp_clause, determine_parallel_type): Remove.
2175 * gimple-low.c (lower_omp_directive): New.
2176 (lower_stmt): Call it.
2177 (record_vars_into): Move from ...
2178 (record_vars): ... here.
2179 Call record_vars_into with current_function_decl.
2181 * gimplify.c (struct gimplify_ctx): Remove fields
2182 combined_pre_p and combined_ctxp. Update users.
2183 (get_formal_tmp_var): Add documentation.
2184 (gimple_boolify): Make extern.
2185 (gimplify_expr_in_ctx): Remove. Update callers.
2186 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
2187 will always be a BIND_EXPR.
2188 (gimplify_expr): Handle OMP_RETURN_EXPR.
2189 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
2190 (OMP_PARALLEL): Add 3 operands.
2191 (OMP_SECTIONS): Add 1 operand.
2192 (OMP_RETURN_EXPR): Define.
2194 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
2195 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
2196 * tree-iterator.c (alloc_stmt_list): Assert that we are not
2197 creating a circular free list.
2198 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
2200 * tree-flow.h (move_sese_region_to_fn): Declare.
2201 (record_vars_into): Declare.
2202 * tree-cfg.c (make_omp_sections_edges): New.
2203 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
2204 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
2205 OMP_SECTIONS and OMP_SECTION.
2206 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
2207 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
2208 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
2209 (gather_blocks_in_sese_region): New.
2210 (struct move_stmt_d): Declare.
2212 (move_block_to_fn): New.
2213 (move_sese_region_to_fn): New.
2215 * passes.c (init_optimization_passes): Schedule
2216 pass_expand_omp after pass_init_datastructures.
2218 * tree-ssa-operands.c (get_expr_operands): Handle
2219 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
2220 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
2222 2006-01-19 Jeff Law <law@redhat.com>
2224 * tree-vrp.c (extract_range_from_assert): Refine the result range
2225 if the variable referenced by the ASSERT_EXPR has a range and
2226 either the tentative result range or the previous range is a
2229 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2231 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
2233 2006-01-19 Jan Hubicka <jh@suse.cz>
2235 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
2237 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
2239 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
2240 (expand_compound_operation, expand_field_assignment): Fail if the
2241 bit lengths of an extract operation are out of range.
2242 (make_extraction): Compute wanted_inner_mode based on the position
2243 and length of the extraction. Make it extraction_mode for non-constant
2244 positions, and do not modify offset in that case. When generating a
2245 new MEM, use a mode that can hold the extraction while keeping correct
2246 alignment. Remove code that supported MEMs wrapped by USEs.
2247 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
2249 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
2251 * config/s390/s390.md ("Y", "y"): New mode attribute.
2252 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2253 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
2254 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
2255 "*addsi3_imm_cc", "*addsi3_carry1_cc",
2256 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
2257 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
2258 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
2259 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
2260 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
2261 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
2262 "addsi3", "subsi3"): Insn patterns removed.
2263 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
2264 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
2265 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
2266 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
2267 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
2268 "*sub<mode>3_cconly2"): New insn patterns.
2269 ("addsi3", "subsi3"): New expanders.
2271 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
2273 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
2274 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
2275 existing STMT_VINFO_VECTYPE if available.
2276 (vect_mark_relevant): Add special handling for stmts that are
2277 marked as STMT_VINFO_IN_PATTERN_P.
2278 (vect_analyze_loop): Call vect_pattern_recog.
2279 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
2280 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
2282 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
2283 (vect_recog_func_ptr): New function-pointer type.
2284 * tree-vect-patterns.c: New file.
2285 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
2286 (vect_recog_dot_prod_pattern, vect_pattern_recog):
2287 (vect_pattern_recog_1): New functions.
2288 (vect_pattern_recog_funcs): New array of function pointers.
2290 * tree-vectorizer.h (ternary_op): New enum value.
2291 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
2292 declaration. Revised documentation. Removed redundant dump prints.
2293 Removed redundant argument. Added support for reduction patterns.
2294 (vectorizable_reduction): Added support for reduction patterns.
2295 (vect_transform_stmt): Added support for patterns.
2297 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
2298 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
2299 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
2300 (expand_widen_pattern_expr): New function.
2301 (init_optabs): Initialize new optabs udot_prod_optab,
2303 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
2304 (sdot_prod_optab, udot_prod_optab): Define new optabs.
2305 (expand_widen_pattern_expr): New function declaration.
2306 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
2308 * tree-inline.c (estimate_num_insns_1): Added cases for new
2309 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2310 * tree-pretty-print.c (dump_generic_node): Likewise.
2311 (op_prio): Likewise.
2312 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2313 * tree-ssa-operands.c (get_expr_operands): Added case for
2315 * tree-vect-patterns.c (widened_name_p): New function.
2316 (vect_recog_dot_prod_pattern): Added function implementation.
2317 * tree-vect-transform.c (get_initial_def_for_reduction): Added
2318 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
2319 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
2320 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
2322 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
2323 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
2324 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
2325 (init_optabs): Initialize new optabs widen_ssum_optab,
2327 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
2328 (widen_ssum_optab, widen_usum_optab): Define new optabs.
2329 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
2330 use instead of type of def.
2331 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
2332 function implementation.
2333 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
2334 widen_ssumv8hi): New.
2336 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
2339 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2342 * c-decl.c (add_flexible_array_elts_to_size): New function.
2343 (finish_decl): Use it.
2345 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2347 * diagnostic.h: Include options.h.
2348 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
2349 dependancies for diagnostic.h.
2350 * Makefile.in (DIAGNOSTIC_H): Add options.h.
2352 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
2354 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
2355 (ssa_ro_call_cache_valid): Ditto.
2356 * tree-ssa-alias.c (sort_tags_by_id): New function.
2357 (init_transitive_clobber_worklist): Ditto.
2358 (add_to_worklist): Ditto.
2359 (mark_aliases_call_clobbered): Ditto.
2360 (compute_tag_properties): Ditto.
2361 (set_initial_properties): Ditto.
2362 (compute_call_clobbered): Ditto.
2363 (compute_may_aliases): Call compute_call_clobbered and grouping.
2364 (compute_flow_sensitive_aliasing): Remove clobbering related code.
2365 (compute_flow_insensitive_aliasing): Grouping now happens in our
2367 (setup_pointers_and_addressables): Remove clobbering related code.
2368 (add_may_alias): Ditto.
2369 (replace_may_alias): Ditto.
2370 (get_nmt_for): Ditto.
2371 (create_global_var):
2372 (is_escape_site): Return an escape_type enumeration.
2373 * tree-flow-inline.h (is_call_clobbered): Global var does not
2374 imply call clobbered.
2375 (mark_call_clobbered): Take a reason for marking this. Remove
2376 marking of globalness, and cache invalidation.
2377 (clear_call_clobbered): Remove cache invalidation code.
2378 * tree-dfa.c (dump_variable): If details is on, dump the reason
2380 * tree-outof-ssa.c (create_temp): Copy escape mask from original
2382 * tree-flow.h (struct ptr_info_def): Add escape mask member.
2383 (struct var_ann_d): Ditto.
2384 (enum escape_type): New.
2385 (mark_call_clobbered): Adjust prototype.
2386 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
2387 are never call clobbered.
2388 Record reasons for escaping.
2389 * tree-ssa-structalias.h (is_escape_site): Update prototype.
2390 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
2391 (ssa_ro_call_cache_valid): Ditto.
2392 (clobbered_v_may_defs): Ditto.
2393 (clobbered_vuses): Ditto.
2394 (ro_call_vuses): Ditto.
2395 (clobber_stats): New.
2396 (init_ssa_operands): Zero out clobber stats.
2397 (fini_ssa_operands): Print out clobber stats.
2398 (get_call_expr_operands): Pass callee fndecl to
2400 (add_call_clobber_ops): Remove use of cache.
2401 Add use of PURE_CONST information.
2402 (add_call_read_ops): Remove use of cache.
2403 Add use of static not_read information.
2405 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
2407 Introduce TLS descriptors for i386 and x86_64.
2408 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
2409 (TARGET_ANY_GNU_TLS): New macro.
2410 (enum tls_dialect): Added TLS_DIALECT_GNU2.
2411 (struct machine_function): Add tls_descriptor_call_expanded_p.
2412 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
2413 (ix86_current_function_calls_tls_descriptor): Likewise.
2414 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
2415 (override_options): Introduce gnu2 tls dialect.
2416 (ix86_frame_pointer_required): Functions containing TLSCALLs are
2418 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
2420 (legitimize_tls_address): Adjust logic for GNU2 TLS.
2421 (ix86_init_machine_status): Initialize new field.
2422 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
2423 (ix86_tls_module_base): New.
2424 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
2425 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
2426 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
2427 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
2428 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
2429 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
2430 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2431 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2432 * config/i386/predicates.md (tls_modbase_operand): New.
2433 (tp_or_register_operand): New.
2435 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2437 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2438 (look_for_address_of): Ditto.
2439 (ipa_init): Walk the function decls.
2440 (static_execute): Don't set readonly on FUNCTION_DECL's.
2442 2006-01-18 Roger Sayle <roger@eyesopen.com>
2444 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2445 for shifts where the source and destination registers are different.
2447 2006-01-18 Paul Brook <paul@codesourcery.com>
2449 Merge from csl-arm-branch.
2450 2005-03-14 Julian Brown <julian@codesourcery.com>
2451 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2452 (aeabi_llsl): Likewise.
2453 (ashrdi3): Likewise.
2454 (aeabi_lasr): Likewise.
2455 (lshrdi3): Likewise.
2456 (aeabi_llsr): Likewise.
2457 2005-03-10 Julian Brown <julian@codesourcery.com>
2458 * config.gcc: Disable shared libgcc for SymbianOS.
2459 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2461 2006-01-18 DJ Delorie <dj@redhat.com>
2463 * c-pragma.c (handle_pragma_diagnostic): New.
2464 (init_pragma): Register it.
2465 * doc/extend.texi: Document it.
2467 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2468 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2469 (diagnostic_context): Add classify_diagnostic[].
2470 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2471 as errors if they're overridden to DK_WARNING.
2472 (diagnostic_initialize): Initialize classify_diagnostic[].
2473 (diagnostic_set_kind_override): New.
2474 (diagnostic_report_diagnostic): Check for kind changes.
2475 * opts.c (common_handle_option): Take lang_mask. Update callers.
2477 * common.opt (Werror=): New.
2478 * doc/invoke.texi: Document -Werror=*
2480 2006-01-18 Jeff Law <law@redhat.com>
2482 * tree-vrp.c (test_for_singularity): Correct test for new
2483 min limit. Use operand_equal_p rather than pointer equality
2484 for testing if new min/max values are equal.
2486 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2487 using range information until after propagation and folding.
2489 2006-01-18 Richard Henderson <rth@redhat.com>
2490 Aldy Hernandez <aldyh@redhat.com>
2491 Jakub Jelinek <jakub@redhat.com>
2492 Diego Novillo <dnovillo@redhat.com>
2494 * omp-low.c: New file.
2495 * c-omp.c: New file.
2497 2006-01-18 Richard Henderson <rth@redhat.com>
2498 Jakub Jelinek <jakub@redhat.com>
2499 Diego Novillo <dnovillo@redhat.com>
2501 * doc/invoke.texi: Document -fopenmp.
2502 * tree-dump.h (debug_function): Declare.
2503 * hooks.c (hook_bool_tree_bool_false): New function.
2504 (hook_tree_tree_null): Remove.
2505 (hook_tree_tree_tree_null): New.
2506 * hooks.h: Update to match.
2507 * tree-pretty-print.c (debug_tree_chain): New.
2508 (print_generic_expr): Handle TDF_CHAIN.
2509 (dump_generic_node): Handle BLOCK.
2510 Do not abort with incomplete SWITCH_EXPRs.
2511 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2512 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2513 print space after directive name.
2514 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2515 Handle OMP_MASTER and OMP_ORDERED.
2516 Handle printing of OMP_BODY just in one place, goto
2517 dump_omp_body in the rest of OMP_* nodes that have
2519 Don't handle clause nodes here. Update omp statements to
2520 use dump_omp_clauses.
2521 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2522 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2523 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2524 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2525 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2526 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2527 Adjust output for GOMP_PARALLEL.
2528 (dump_omp_clauses): New.
2529 (print_declaration): Dump DECL_VALUE_EXPR.
2530 (op_symbol_1): Split out of op_symbol.
2531 (dumping_stmts): Remove. Update all users.
2532 * cgraph.c (cgraph_analyze_queue): New.
2533 (cgraph_add_new_function): New.
2534 * cgraph.h (cgraph_analyze_queue): Declare.
2535 (cgraph_add_new_function): Declare.
2536 (cgraph_lower_function): Remove.
2537 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2538 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2539 and TYPE_P nodes in its default clause.
2540 (empty_body_p): New.
2541 (tree_range_check_failed): New.
2543 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2544 OMP_CLAUSE_REDUCTION_MERGE,
2545 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2546 OMP_CLAUSE_PRIVATE_DEBUG,
2547 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2548 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2549 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2550 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2551 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2552 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2553 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2554 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2555 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2556 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2557 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2558 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2559 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2560 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2561 (TREE_RANGE_CHECK): New.
2562 (empty_body_p): Declare.
2563 (enum omp_clause_default_kind): New.
2564 (build_string_literal): Declare.
2565 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2566 (build5_stat, build5): Declare.
2567 * tree-pass.h (TDF_CHAIN): Define.
2568 * tree-pass.h (PROP_gimple_lomp): Define.
2569 (pass_lower_omp): Declare.
2570 * diagnostic.h (debug_tree_chain): Declare.
2571 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2573 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2574 * builtins.c (build_string_literal): Make extern.
2575 * gcc.c (include_spec_function): New.
2576 (static_spec_functions): Add it.
2577 (main): Move load of libgomp.spec ...
2578 (LINK_COMMAND_SPEC): ... here.
2579 (link_gomp_spec): New.
2580 (static_specs): Include it.
2581 (LINK_COMMAND_SPEC): Add link_gomp.
2582 (GOMP_SELF_SPECS): New.
2583 (driver_self_specs): Include it.
2584 (switch_matches): Don't mark inline.
2585 (main): Load libgomp.spec.
2586 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2587 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2588 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2589 * tree-gimple.h (enum omp_parallel): Declare.
2590 (determine_parallel_type): Declare.
2591 (omp_firstprivatize_variable): Declare.
2592 (omp_reduction_init): Declare.
2593 (diagnose_omp_structured_block_errors): Declare.
2594 (struct walk_stmt_info): Add want_return_expr.
2595 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2596 (find_omp_clause): Declare.
2597 (insert_field_into_struct): Declare.
2598 (struct walk_stmt_info): Move from tree-nested.c
2599 (walk_stmts): Declare.
2600 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2602 * cgraphunit.c (cgraph_lower_function): Make static.
2603 (cgraph_finalize_pending_functions): New.
2604 (cgraph_finalize_function): Call it.
2605 (cgraph_finalize_compilation_unit): Likewise.
2606 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2607 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2608 (BT_FN_UINT_UINT): New.
2609 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2610 DEF_FUNCTION_TYPE_VAR_4): Document.
2611 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2612 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2613 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2614 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2615 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2616 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2617 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2618 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2619 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2620 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2621 into separate files.
2622 (DEF_GOMP_BUILTIN): New.
2623 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2624 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2625 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2626 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2627 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2628 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2629 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2630 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2631 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2632 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2633 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2634 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2635 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2636 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2637 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2638 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2639 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2640 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2641 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2642 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2643 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2644 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2645 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2646 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2647 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2648 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2649 * sync-builtins.def: New file, moved from builtins.def.
2650 * omp-builtins.def: New file, moved from builtins.def.
2651 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2652 * gimple-low.c (lower_function_body): Clear data.
2653 (lower_stmt): Do not handle COMPOUND_EXPR.
2654 Remove call to print_node_brief.
2655 * c-tree.h (c_finish_omp_clauses): New prototype.
2656 (C_DECL_THREADPRIVATE_P): Define.
2657 (lookup_name_no_remap, c_omp_remap_private): Remove
2658 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2659 (check_for_loop_decls): Update decl.
2660 (lookup_name_no_remap, c_omp_remap_private): Declare.
2661 (build_indirect_ref, build_modify_expr, pushdecl,
2662 pushdecl_top_level): Move to c-common.h.
2663 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2664 before the switch, but just in the 2 places that need it.
2665 * c-decl.c (diagnose_mismatched_decls): Do not check for
2666 mismatched thread-local attributes when OLDDECL is marked
2667 threadprivate and NEWDECL has no thread-local attributes.
2668 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2669 (c_gimple_diagnostics_recursively): Rename from
2670 c_warn_unused_result_recursively. Invoke
2671 diagnose_omp_structured_block_errors.
2672 (check_for_loop_decls): Return a singular decl found.
2673 * langhooks.c (lhd_omp_predetermined_sharing): Return
2674 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2675 (lhd_omp_firstprivatize_type_sizes): New.
2676 (lhd_omp_assignment): New.
2677 (lhd_omp_predetermined_sharing): New.
2678 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2679 (struct lang_hooks_for_types): Add
2680 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2681 omp_predetermined_sharing, omp_disregard_value_expr,
2682 omp_private_debug_clause, omp_clause_default_ctor,
2683 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2684 (c_finish_omp_clauses): New.
2685 (c_finish_bc_stmt): Diagnose break within omp for.
2686 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2687 (build_unary_op): Return error_mark after reporting
2689 (build_modify_expr): Likewise.
2690 * gimplify.c: Include optabs.h and pointer-set.h.
2691 (enum gimplify_omp_var_data): Declare.
2692 (struct gimplify_omp_ctx): Declare.
2693 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2695 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2696 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2697 (splay_tree_compare_decl_uid): New.
2698 (new_omp_context): New.
2699 (delete_omp_context): New.
2700 (gimple_add_tmp_var): Call omp_add_variable.
2701 (gimplify_bind_expr): Likewise.
2702 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2703 true, disregard DECL_VALUE_EXPR on the decl if any.
2704 (gimplify_expr_in_ctx): New.
2705 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2706 omp_add_variable, omp_notice_variable, omp_is_private
2707 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2708 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2709 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2710 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2711 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2712 gimplify_omp_atomic): New.
2713 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2714 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2715 OMP_CRITICAL and OMP_ATOMIC.
2716 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2717 * c-pragma.h (enum pragma_kind): Add
2718 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2719 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2720 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2721 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2722 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2723 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2724 PRAGMA_OMP_THREADPRIVATE.
2725 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2726 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2727 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2728 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2729 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2730 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2731 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2732 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2733 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2734 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2735 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2736 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2737 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2739 (struct nesting_info): Add field_map,
2740 suppress_expansion, debug_var_chain.
2741 (create_nesting_tree): Initialize them.
2742 (lookup_field_for_decl): Use field_map.
2743 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2744 (convert_local_omp_clauses): New.
2745 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2746 (walk_body): Split out of walk_function.
2747 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2748 (convert_nonlocal_reference): Handle omp statements.
2749 (convert_local_reference): Likewise.
2750 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2751 (unnest_nesting_tree): New.
2752 (lower_nested_functions): Call it.
2753 (insert_field_into_struct): Make extern.
2754 (struct walk_stmt_info): Move to tree-gimple.h.
2755 (walk_stmts): Make extern.
2756 * omp-builtins.def: New file.
2757 * tree-iterator.c (expr_only): Clarify comment.
2758 * c-common.h (pushdecl_top_level, pushdecl,
2759 build_modify_expr, build_indirect_ref,
2760 c_finish_omp_master, c_finish_omp_critical,
2761 c_finish_omp_ordered, c_finish_omp_barrier,
2762 c_finish_omp_atomic, c_finish_omp_flush,
2763 c_finish_omp_for, c_split_parallel_clauses,
2764 omp_clause_default_kind, c_omp_sharing_predetermined,
2765 c_omp_remap_decl): Declare.
2766 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2767 (OBJS-common): Add omp-low.o.
2768 (c-omp.o, omp-low.o): Add.
2769 (gimplify.o): Add dependency on $(OPTABS_H).
2770 (GTFILES): Add omp-low.c.
2771 (gt-stringpool.h): Add.
2772 * tree-cfg.c (set_bb_for_stmt): Do not update the
2773 block-to-labels map if we are currently expanding to RTL.
2774 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2776 Handle IDENTIFIER_NODE.
2777 (tree_verify_flow_info): Do not ICE when emitting error
2778 messages about invalid labels.
2779 (dump_function_to_file): Reset CFUN before emitting the body
2781 (debug_function): New.
2782 * passes.c (init_optimization_passes): Schedule
2784 * langhooks-def.h (lhd_omp_predetermined_sharing,
2785 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2787 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2788 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2789 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2790 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2791 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2792 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2793 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2794 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2795 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2796 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2797 (LANG_HOOK_DECLS): Use them.
2799 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2800 Richard Henderson <rth@redhat.com>
2801 Jakub Jelinek <jakub@redhat.com>
2802 Diego Novillo <dnovillo@redhat.com>
2804 * c-parser.c (pragma_omp_clause): Define.
2805 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2806 (c_parser_compound_statement): Likewise.
2807 (c_parser_statement): Likewise.
2808 (c_parser_pragma): Handle omp pragmas.
2809 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2810 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2811 (c_parser_omp_clause_name, check_no_duplicate_clause,
2812 c_parser_omp_variable_list,
2813 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2814 c_parser_omp_clause_copyprivate,
2815 c_parser_omp_clause_default,
2816 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2817 c_parser_omp_clause_lastprivate,
2818 c_parser_omp_clause_nowait,
2819 c_parser_omp_clause_num_threads,
2820 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2821 c_parser_omp_clause_reduction,
2822 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2823 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2824 c_parser_omp_atomic, c_parser_omp_barrier,
2825 c_parser_omp_critical, c_parser_omp_flush,
2826 c_parser_omp_for_loop, c_parser_omp_for,
2827 c_parser_omp_master, c_parser_omp_ordered,
2828 c_parser_omp_sections_scope, c_parser_omp_sections,
2829 c_parser_omp_parallel, c_parser_omp_single,
2830 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2831 * c-pragma.c (init_pragma): Do omp pragma registration here.
2832 * c.opt (fopenmp): New flag.
2834 2006-01-18 Eric Christopher <echristo@apple.com>
2836 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2837 * config/darwin.h (GOMP_SELF_SPECS): Define.
2839 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2841 * rtl.h: Remove the prototype for reg_alloc.
2843 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2846 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2847 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2848 sjlj and dwarf2 exception handling.
2849 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2850 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2851 * pa/pa.c (function_value): Treat complex and vector types as
2853 (function_arg): Likewise. Only pass scalar floats in the floating
2854 point argument registers.
2855 * pa/t-slibgcc-dwarf-ver: New file.
2856 * pa/t-slibgcc-sjlj-ver: New file.
2857 * pa/t-slibgcc-elf-ver: Delete file.
2859 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2861 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2862 unlikely_test_section_p test.
2864 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2866 * mode-switching.c (optimize_mode_switching): Make it static.
2867 * basic-block.h: Remove the prototype for
2868 optimize_mode_switching.
2870 * modulo-sched.c (sms_schedule): Make it static.
2871 * rtl.h: Remove the prototype for sms_schedule.
2873 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2874 * rtl.h: Remove the prototype for gcse_after_reload_main.
2876 * reg-stack.c (reg_to_stack): Make it static.
2877 * rtl.h: Remove the prototype for reg_to_stack.
2879 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2881 * rtl.h: Remove the prototypes for regrename_optimize and
2882 copyprop_hardreg_forward.
2884 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2886 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2887 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2888 Test against the appropriate null constant for the mode.
2889 If 'fixup_overlap' is true, swap the operands if they overlap.
2890 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2891 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2892 alpha_split_tmode_pair and adjust for above change.
2893 * config/alpha/alpha.md (movtf_internal): Adjust call to
2894 alpha_split_tfmode_pair and rely on it to swap the operands.
2895 (movti_internal): New insn and post-reload splitter.
2896 (movti): New expander.
2898 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2900 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2903 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2905 * rtlanal.c (global_reg_mentioned_p_1,
2906 global_reg_mentioned_p): Remove.
2907 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2909 * flow.c (initialize_uninitialized_subregs): Make it static.
2910 * rtl.h: Remove the prototype for
2911 initialize_uninitialized_subregs.
2913 * function.c (instantiate_virtual_regs): Make it static.
2914 * function.h: Remove the prototype for
2915 instantiate_virtual_regs.
2917 * regmove.c (regmove_optimize, combine_stack_adjustments):
2919 * rtl.h: Remove the prototypes for regmove_optimize and
2920 combine_stack_adjustments.
2922 2006-01-17 Roger Sayle <roger@eyesopen.com>
2924 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2925 (size_cost): Encode costs in bytes so that a reg-reg addition is
2926 equivalent to COSTS_N_INSNS(1).
2927 (override_options): Use the size_cost.branch_cost as the default
2928 ix86_branch_cost when optimizing for size.
2930 2006-01-18 Ben Elliston <bje@au.ibm.com>
2932 * Makefile.in (D32PBIT_FUNCS): New.
2933 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2934 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2935 D64PBIT_FUNCS and D128PBIT_FUNCS.
2936 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2937 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2939 (decnumber_dep): Define.
2940 * doc/libgcc.texi (Decimal float library routines): New node.
2941 * config/dfp-bit.h, config/dfp-bit.c: New files.
2943 2006-01-18 Ben Elliston <bje@au.ibm.com>
2945 * expr.c (emit_move_change_mode): Always adjust addresses, not
2946 just during reload. Copy replacements only during reload.
2947 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2948 emit_move_via_integer.
2950 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2952 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2953 instead of $(srcdir) and ${srcdir}.
2955 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2959 * arm.h (struct machine_function): Add pic_reg.
2960 * arm.c (arm_pic_register): Make unsigned.
2961 (arm_override_options): Only set arm_pic_register if
2962 TARGET_SINGLE_PIC_BASE.
2963 (use_return_insn): Only test for a pic register if it is fixed.
2964 (arm_compute_save_reg0_reg12_mask): Likewise.
2965 (thumb_compute_save_reg_mask): Likewise.
2966 (legitimate_pic_operand): Factor out some known invariants.
2967 (legitimize_pic_address): If we don't have a fixed pic register,
2968 then set up a pseudo in the function entry sequence. Handle the
2969 pic base being in a pseudo.
2970 (arm_load_pic_register): Handle the pic register being in a pseudo.
2971 (arm_expand_prologue): Only set up the pic register if it is fixed.
2972 (thumb_expand_prologue): Likewise.
2973 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2974 (pic_load_addr_based_insn): Likewise.
2975 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2978 2006-01-18 Ben Elliston <bje@au.ibm.com>
2980 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2981 decimal float modes for all floating point registers.
2983 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2984 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2986 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2989 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2990 even when the pointer is not NULL.
2992 2006-01-16 Ian Lance Taylor <ian@airs.com>
2994 * common.opt (ftoplevel-reorder): New option.
2995 * cgraph.c (cgraph_asm_nodes): New global variable.
2996 (cgraph_asm_last_node): New static variable.
2997 (cgraph_order): New global variable.
2998 (cgraph_create_node): Set new order field.
2999 (cgraph_varpool_node): Likewise.
3000 (decide_is_variable_needed): Return true if not
3001 flag_toplevel_reorder.
3002 (cgraph_add_asm_node): New function.
3003 * cgraph.h (struct cgraph_node): Add order field.
3004 (struct cgraph_varpool_node): Add order field.
3005 (struct cgraph_asm_node): Define.
3006 (cgraph_asm_nodes, cgraph_order): Declare.
3007 (cgraph_add_asm_node): Declare.
3008 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
3010 (cgraph_varpool_assemble_pending_decls): Call it.
3011 (cgraph_output_pending_asms): New static function.
3012 (cgraph_finalize_compilation_unit): Call it.
3013 (struct cgraph_order_sort): Define.
3014 (cgraph_output_in_order): New static function.
3015 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
3016 !flag_toplevel_reorder case.
3017 * c-parser.c: Include "cgraph.h".
3018 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
3020 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
3021 than -fno-unit-at-a-time.
3022 * doc/invoke.texi (Option Summary): Mention
3023 -fno-toplevel-reorder.
3024 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
3025 -funit-at-a-time documentation.
3027 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
3028 Kazu Hirata <kazu@codesourcery.com>
3030 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
3032 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
3034 * Makefile.in (FUNCTION_H): New. Use it instead of
3035 function.h throughout the file.
3036 * function.h: Include tree.h.
3038 2006-01-17 Ben Elliston <bje@au.ibm.com>
3040 * recog.c: Separate some functions with whitespace.
3042 2006-01-16 Richard Henderson <rth@redhat.com>
3044 Merge from gomp branch:
3045 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
3046 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
3047 and rename from struct inline_data. Rename callee* to dst*;
3048 caller* to src*; add copy_decl hook, transform_call_graph_edges,
3049 transform_new_cfg, transform_return_to_modify, and
3050 transform_lang_insert_block flags; remove cloning_p, versioning_p,
3052 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
3053 (copy_decl_for_dup): Remove.
3054 * tree-inline.c (struct inline_data): Move to header.
3055 (insert_decl_map): Export.
3056 (remap_decl): Update for member name changes. Use copy_decl hook.
3057 Allow for replacement to be a non-decl. Remove dead code.
3058 (remap_type_1): Check for existing mapping.
3059 (remap_type): Export.
3060 (remap_decls): Update for member name changes.
3061 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
3062 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
3063 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
3064 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
3065 (tree_function_versioning, build_duplicate_type): Likewise.
3066 (copy_body_r): Likewise. Export.
3067 (copy_decl_for_dup): Split into ...
3068 (copy_decl_for_dup_finish, copy_decl_to_var,
3069 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
3070 (replace_ref_tree, inlining_p): Remove.
3072 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3074 * ifcvt.c (if_convert): Make it static.
3075 * rtl.h: Remove the prototype for if_convert.
3077 * local-alloc.c (local_alloc): Make it static.
3078 * rtl.h: Remove the prototype for local_alloc.
3080 * loop.c (loop_optimize): Make it static.
3081 * cfgloop.h: Remove the prototype for loop_optimize.
3084 2006-01-16 DJ Delorie <dj@redhat.com>
3086 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
3089 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3091 * pa.md: Disparage copies between general and floating-point registers
3092 in 32-bit move patterns.
3094 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
3097 * Makefile.in (check-%): Depend on site.exp instead of
3098 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
3101 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3103 * global.c (global_alloc): Make it static.
3104 * rtl.h: Remove the prototype for global_alloc.
3106 2006-01-16 Richard Guenther <rguenther@suse.de>
3108 * tree-ssa-alias.c (struct used_part): Add write_only field.
3109 (get_or_create_used_part_for): Initialize it to true.
3110 (create_overlap_variables_for): Don't create structure variables
3111 for structures that only are written to.
3112 (find_used_portions): Handle MODIFY_EXPR to track whether a
3113 structure is only written to.
3115 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3117 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
3119 * basic-block.h: Remove the prototype for
3120 partition_hot_cold_basic_blocks.
3122 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
3124 * cppspec.c (lang_specific_spec_functions): Remove.
3125 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
3126 * gcc.h (lang_specific_spec_functions): Remove.
3127 * gccspec.c (lang_specific_spec_functions): Remove.
3129 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
3131 * combine.c (record_value_for_reg): Invalidate registers
3133 (record_dead_and_set_regs_1): Likewise, by passing them to
3134 record_value_for_reg.
3135 (record_dead_and_set_regs): Invalidate stores made by a
3136 call. We do not combine across a call, but we still
3137 relied on equivalences.
3139 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3141 * tree-vrp.c (extract_range_from_binary_expr): Cope with
3142 vrp_int_const_binop returning non-constant nodes.
3144 2006-01-16 Paul Brook <paul@codesourcery.com>
3146 * config/m68k/m68k.c (output_move_const_into_data_reg):
3147 Output correct mnemonic for mvz and mvs.
3149 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
3151 * rtl-factoring.c: Add sequence abstraction algorithm.
3152 * cfgcleanup.c (outgoing_edges_match): Extra checks.
3153 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
3155 (block_has_preserve_label): New function.
3156 * common.opt: Register new pass.
3157 * Makefile.in: Ditto.
3159 * timevar.def: Ditto.
3160 * tree-pass.h: Ditto.
3161 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
3162 * rtl.h (make_jump_insn_raw): Add forward decl.
3163 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
3165 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3166 Roger Sayle <roger@eyesopen.com>
3168 * fold-const.c (fold_minmax): New static function.
3169 (fold_binary) <MIN_EXPR>: Call it.
3170 <MAX_EXPR>: Likewise.
3171 * stor-layout.c (place_field): Use DECL_SIZE consistently
3172 in the computation of the new record size.
3174 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3176 * cse.c (cse_condition_code_reg): Make it static.
3177 * rtl.h: Remove the prototype for cse_condition_code_reg.
3179 * combine.c (combine_instructions): Make it static.
3180 * rtl.h: Remove the prototype for combine_instructions.
3182 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3185 * tree.c (get_file_function_name_long): Concatenate the first global
3186 object name with a string derived from the input filename of the object
3189 2006-01-16 Ben Elliston <bje@au.ibm.com>
3191 * config/i386/winnt-stubs.c: Update FSF address.
3192 * config/xtensa/ieee754-df.S: Ditto.
3193 * config/xtensa/ieee754-sf.S: Ditto.
3195 2006-01-14 Ian Lance Taylor <ian@airs.com>
3197 * ifcvt.c (noce_init_if_info): New static function, broken out of
3198 noce_process_if_block.
3199 (noce_process_if_block): Call noce_init_if_info.
3200 (check_cond_move_block): New static function.
3201 (cond_move_process_if_block): New static function.
3202 (process_if_block): Call cond_move_process_if_block.
3204 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
3206 * cselib.c (hash_table): Rename to cselib_hash_table.
3207 (cselib_clear_table, discard_useless_values,
3208 remove_useless_values, cselib_lookup_mem, cselib_lookup,
3209 cselib_init, cselib_finish): Adjust uses of hash_table.
3211 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
3213 PR tree-optimization/25485
3214 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
3215 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
3216 is known to be false and true, respectively.
3218 2006-01-14 Richard Guenther <rguenther@suse.de>
3220 PR tree-optimization/22548
3221 PR tree-optimization/22555
3222 PR tree-optimization/22501
3223 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
3224 * params.def (salias-max-array-elements): New parameter.
3225 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
3226 * doc/invoke.texi (salias-max-array-elements): Document.
3227 * tree-flow-inline.h (var_can_have_subvars): We also handle
3229 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
3231 * tree-ssa-structalias.c (params.h): Include.
3232 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
3233 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
3234 (get_constraint_for): For ADDR_EXPR operating on something
3235 containing an ARRAY_REF, add all subvars to the solution.
3236 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
3237 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
3238 for creating MUST_DEFs.
3239 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
3241 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3243 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
3245 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3246 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
3247 number_of_iterations_le): New functions.
3248 (number_of_iterations_special): Removed.
3249 (number_of_iterations_exit): Do not use number_of_iterations_special.
3250 * tree.c (unsigned_type_for): Always return integer type.
3252 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
3253 Richard Guenther <rguenther@suse.de>
3255 PR rtl-optimization/24257
3256 * gcse.c (find_moveable_store): Only consider a store movable
3257 when the SET_SRC of the insn can be assigned to a register.
3259 2006-01-14 Ian Lance Taylor <ian@airs.com>
3261 * tree.c (tree_not_class_check_failed): New function.
3262 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
3263 (tree_not_class_check_failed): Declare.
3265 2006-01-13 Ian Lance Taylor <ian@airs.com>
3267 * reload1.c (do_output_reload): Add assertion rejecting a
3270 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
3272 * combine.c (struct reg_stat): Add new fields truncation_label and
3274 (record_value_for_reg): Reset truncated_to_mode.
3275 (record_truncated_value): New function.
3276 (check_promoted_subreg): Call it. Rename to check_conversions.
3277 (combine_instructions): Rename check_promoted_subreg to
3279 (reg_truncated_to_mode): New function.
3280 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
3281 (gen_lowpart_or_truncate): New function.
3282 (force_to_mode): Use it instead of gen_lowpart.
3284 2006-01-13 Diego Novillo <dnovillo@redhat.com>
3286 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
3287 VAR is a tag, not its type tag.
3289 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
3291 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
3292 alternatives to match style of other entries.
3293 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
3295 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
3297 PR tree-optimization/25771
3298 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
3301 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
3304 * tree-inline.c (declare_return_variable): If the return variable
3305 was marked as a non gimple complex, set the return slot variable
3306 to be a non gimple comple variable.
3308 2006-01-13 Richard Guenther <rguenther@suse.de>
3310 * builtins.c (expand_builtin_sincos): New function.
3311 (expand_builtin_mathfn_3): Remove dead code, sin and cos
3313 (expand_builtin): Expand sincos using expand_builtin_sincos.
3315 2006-01-12 DJ Delorie <dj@redhat.com>
3317 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
3318 shift counts, separate SI shifts for m32c vs m16c, pass shift type
3319 so that constant shifts can be split.
3320 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
3321 (m32c_valid_pointer_mode): Make static.
3322 (shift_gen_func_for): New.
3323 (m32c_prepare_shift): Use it. Split large const shifts into
3325 * config/m32c/predicates.md (shiftcount_operand): Allow more
3327 (longshiftcount_operand): New.
3328 * doc/md.texi (Machine Constraints): Document In6.
3330 2006-01-13 Ben Elliston <bje@au.ibm.com>
3332 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
3333 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
3336 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
3338 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
3339 to try to avoid clobbering pieces of structures when we know
3340 something about the whole structure.
3341 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
3343 2006-01-13 Ben Elliston <bje@au.ibm.com>
3345 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
3346 return in memory, as this is no limitation is no longer present.
3348 2006-01-12 DJ Delorie <dj@redhat.com>
3350 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
3351 mova with fb, and for fb+0 -> An.
3353 * config/m32c/mov.md (peephole2): Fix enabling logic.
3355 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
3356 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
3357 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
3358 FINI_ARRAY_SECTION_ASM_OP): Define.
3360 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
3362 (m32c_legitimize_reload_address): New logic to reload FB to An.
3363 (m32c_output_reg_push): Add newline.
3364 (m32c_output_reg_pop): Likewise.
3366 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
3368 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
3370 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3372 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3374 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3376 * config/sh/predicates.md (sh_rep_vec): Add parallel to
3379 2006-01-11 Ben Elliston <bje@au.ibm.com>
3381 * rtlanal.c (find_reg_note): Assert insn is not null.
3383 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3385 * df-scan.c (df_hard_reg_init): Move declaration of i outside
3388 2006-01-11 Jeff Law <law@redhat.com>
3390 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
3392 (mark_threaded_blocks, register_jump_thread): New functions.
3393 (thread_through_all_blocks): Remove unwanted argument. No
3394 longer rely on e->aux to communicate thread target info.
3395 Call mark_threaded_blocks. Release the threaded_blocks
3396 bitmap and threaded_edges vector when complete.
3397 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
3398 (threaded_blocks): Remove.
3399 (tree_ssa_dominator_optimize): Remove initialization and
3400 finalization of threaded_blocks. Simplify call to
3401 thread_through_all_blocks.
3402 (thread_across_edge): Call register_jump_thread rather than
3403 storing thread information into e->aux.
3404 (free_all_edge_infos): Simplify now that e->aux is no longer
3405 used to communicate with thread_through_all_blocks.
3406 * tree-flow.h (thread_through_all_blocks): Update prototype.
3407 (register_jump_thread): Prototype.
3409 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3411 * df-core.c (df_compact_blocks, df_bb_replace): Use
3412 SET_BASIC_BLOCK instead of BASIC_BLOCK.
3414 2006-01-11 Richard Guenther <rguenther@suse.de>
3416 PR tree-optimization/25734
3417 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3418 stop propagation after successful propagation to the LHS.
3420 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3422 * basic-block.h (control_flow_graph): Change the type of
3423 x_basic_block_info to VEC(basic_block,gc) *.
3424 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
3426 (SET_BASIC_BLOCK): New.
3427 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
3428 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
3429 * cfgbuild.c (find_basic_blocks): Likewise.
3430 * cfglayout.c (fixup_reorder_chain): Likewise.
3431 * cfgrtl.c (create_basic_block_structure,
3432 rtl_create_basic_block): Likewise.
3433 * ifcvt.c (find_if_case_1): Likewise.
3434 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3437 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3439 * Makefile.in: Removed rotted odf.c entry.
3441 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3444 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3445 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3446 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3447 output pattern modifier, not %e.
3448 * config/cris/cris.c (cris_op_str): Update comment about pattern
3450 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3451 before falling through into...
3452 <case 'E'>: Redefined from old 'e' case.
3454 2006-01-11 Jan Hubicka <jh@suse.cz>
3457 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3459 2006-01-11 Jan Hubicka <jh@suse.cz>
3461 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3462 * i386.c (x86_decompose_lea): Kill.
3463 (ix86_rtx_costs): Kill.
3465 2006-01-11 Jan Hubicka <jh@suse.cz>
3467 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3468 * cgraph.h (cgraph_node): Add inline_decl.
3469 (cgraph_insert_node_to_hashtable): Declare.
3470 (save_inline_function_body): Declare.
3471 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3473 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3474 (cgraph_function_versioning): Update call of tree_function_versioning.
3475 (save_inline_function_body): New function.
3476 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3477 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3478 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3479 (cgraph_default_inline_p): Likewise.
3480 (cgraph_decide_inlining_incrementally): Likewise.
3481 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3482 (copy_bb): Kill saving; do updating of clones.
3483 (copy_cfg_body): Kill saving.
3484 (initialize_inlined-parameters): Likewise.
3485 (expand_call_inline): Likewise.
3487 (tree_function_versioning): New parameter "update_clones".
3488 (inlining_p): Kill saving.
3489 * tree-inline.h (tree_function_versioning): Update prototype.
3490 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3493 2006-01-11 Ian Lance Taylor <ian@airs.com>
3495 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3496 Allow undoing set of machine mode.
3497 (do_SUBST): Use enums instead of is_int.
3498 (do_SUBST_MODE): New function.
3499 (SUBST_MODE): New macro.
3500 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3501 reg and trying to replace reg_regno_rtx with a new register.
3502 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3503 (simplify_set): Use SUBST_MODE.
3504 (distribute_notes): Remove code that tried to update reg notes
3505 for regno_reg_rtx changes.
3507 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3509 PR tree-optimization/23109
3510 PR tree-optimization/23948
3511 PR tree-optimization/24123
3513 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3514 * tree-cfg.c (single_noncomplex_succ): New.
3515 * tree-flow.h (single_noncomplex_succ): Declare it.
3516 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3517 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3518 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3519 insert_bb, register_division_in, insert_reciprocals,
3520 replace_reciprocal, free_bb): New.
3521 (execute_cse_reciprocals_1): Rewritten.
3522 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3523 Do not commit any edge insertion. Always compute dominators and
3524 create the allocation pool.
3525 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3526 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3527 * targhooks.c (default_min_divistions_for_recip_mul): New.
3528 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3529 * passes.c (init_optimization_passes): Run recip after tree loop
3531 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3533 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3534 Kenneth Zadeck <zadeck@naturalbridge.com>
3536 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3537 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3538 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3539 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3540 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3541 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3542 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3543 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3544 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3545 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3546 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3547 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3548 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3549 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3550 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3551 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3552 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3553 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3554 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3555 DF_SCAN_POST_ALLOC): New macros.
3556 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3557 df_free_bb_function, df_local_compute_function, df_init_function,
3558 df_dataflow_function, df_confluence_function_0,
3559 df_confluence_function_n, df_transfer_function,
3560 df_finalizer_function, df_free_function, df_dump_problem_function,
3561 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3562 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3563 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3564 df_urec_bb_info, ) New types.
3565 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3567 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3568 df_analyze_simple_change_some_blocks,
3569 df_analyze_simple_change_one_block, df_compact_blocks,
3570 df_bb_replace, df_bb_regno_last_use_find,
3571 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3572 df_insn_regno_def_p, df_find_def, df_find_use,
3573 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3574 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3575 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3576 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3577 debug_df_chain, df_get_dependent_problem, df_chain_create,
3578 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3579 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3580 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3581 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3582 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3583 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3584 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3585 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3586 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3587 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3588 df_reorganize_refs, df_set_state, df_hard_reg_init,
3589 df_read_modify_subreg_p) New public functions.
3590 * df-core.c: The core dataflow solver and glue routines for rtl
3592 (df_init, df_add_problem, df_set_blocks, df_finish,
3593 df_hybrid_search_forward, df_hybrid_search_backward,
3594 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3595 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3596 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3597 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3598 df_reg_defined, df_find_use, df_reg_used, df_dump,
3599 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3600 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3601 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3602 debug_df_useno, reset_df_after_reload): New functions.
3603 * df-scan.c: The scanning fuctions, once in df.c, completely
3604 rewritten so that they now fully model the functionality of
3605 register usage at the backend.
3606 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3607 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3608 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3609 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3610 df_get_artificial_defs, df_get_artificial_uses,
3611 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3612 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3613 df_refs_delete, df_reorganize_refs, df_set_state,
3614 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3615 df_def_record_1, df_defs_record, df_uses_record,
3616 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3617 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3618 df_record_exit_block_uses, df_hard_reg_init): New functions.
3620 * df-problems.c: Seven concrete dataflow problems that use the
3621 scanning in df-scan.c and are solved by the engine in df-core.c.
3622 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3623 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3624 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3625 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3626 df_ru_free_bb_info, df_ru_alloc,
3627 df_ru_bb_local_compute_process_def,
3628 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3629 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3630 df_ru_transfer_function, df_ru_free, df_ru_dump,
3631 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3632 df_rd_free_bb_info, df_rd_alloc,
3633 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3634 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3635 df_rd_transfer_function, df_rd_free, df_rd_dump,
3636 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3637 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3638 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3639 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3640 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3641 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3642 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3643 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3644 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3645 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3646 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3647 df_urec_mark_reg_use_for_earlyclobber,
3648 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3649 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3650 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3651 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3652 df_chain_create_bb_process_use, df_chain_create_bb,
3653 df_chain_finalize, df_chain_free, df_chains_dump,
3654 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3655 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3656 df_reg_lifetime): New functions.
3657 * df.c: Deleted file.
3658 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3659 consistent with new df api.
3660 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3661 rest_of_handle_sms): Ditto.
3662 * web.c (unionfind_union, union_defs, entry_register, web_main):
3664 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3665 invariant_expr_equal_p, find_defs, check_dependencies,
3666 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3667 free_inv_motion_data, move_loop_invariants): Ditto.
3668 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3669 Update dependencies.
3670 (odf.c): Added defective entry that was deleted later in day.
3671 * sched-deps.c (sched_analyze_1): Ditto.
3673 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3675 * tree-ssa-operands.c (get_expr_operands): Record addressable
3676 variables directly. Do not call add_stmt_operands for CONST_DECLs
3678 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3679 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3681 2006-01-11 Ben Elliston <bje@au.ibm.com>
3683 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3684 function returns true in the positive case.
3686 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3689 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3690 for SI, DI, SF and DF modes. Add alternatives to copy between
3691 general and floating point registers to the 32-bit patterns.
3692 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3693 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3694 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3695 generating 64-bit code.
3696 * config/pa/pa.c (output_move_double): Handle copies between general
3697 and floating registers.
3699 2006-01-10 Stuart Hastings <stuart@apple.com>
3701 * config/i386/i386.md (set_got): Update.
3702 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3703 (builtin_setjmp_receiver): Mach-O support.
3704 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3705 (GOT_SYMBOL_NAME): Define.
3706 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3707 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3708 * config/i386/i386.c (override_options): Revise for Darwin.
3709 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3710 support. (darwin_x86_file_end): New. (output_set_got): Add label
3711 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3712 * config/i386/i386-protos.h (output_set_got): Likewise.
3713 * config/darwin.c (machopic_legitimize_pic_address): Update
3716 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3718 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3719 when MODE isn't BLKmode.
3721 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3723 PR rtl-optimization/25367
3724 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3726 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3729 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3730 for a negative bound.
3732 2006-01-10 Richard Guenther <rguenther@suse.de>
3734 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3735 Never override with anything constraint.
3737 2006-01-10 Jan Beulich <jbeulich@novell.com>
3739 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3740 256 bits when optimize_size.
3742 2006-01-10 Jan Beulich <jbeulich@novell.com>
3744 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3746 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3747 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3750 2006-01-10 Ben Elliston <bje@au.ibm.com>
3752 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3754 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3755 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3756 (USE_FP_FOR_ARG): Reject decimal float modes.
3757 (function_arg_advance): Likewise.
3758 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3759 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3760 point types in AltiVec vectors.
3761 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3762 (rs6000_libcall_value): Likewise.
3764 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3766 * config/xtensa/ieee754-df.S: New file.
3767 * config/xtensa/ieee754-sf.S: New file.
3768 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3769 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3770 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3772 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3774 * config/sh/predicates.md (binary_float_operator,
3775 binary_logical_operator, commutative_float_operator,
3776 equality_comparison_operator, greater_comparison_operator,
3777 less_comparison_operator, logical_operator,
3778 noncommutative_float_operator, shift_operator,
3779 symbol_ref_operand, unary_float_operator): Remove redundant
3782 2006-01-09 Jeff Law <law@redhat.com>
3784 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3785 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3786 now unused arguments. Callers updated.
3787 (eliminate_redundant_computations): Remove now unused arguments,
3789 (local_fold): Remove, no longer used.
3790 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3792 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3793 (simplify_cond): New function.
3794 (forward_propagate_into_cond): Call simplify_cond.
3796 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3798 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3799 (*vec_extractv2di_1_sse): New.
3801 2006-01-09 Ben Elliston <bje@au.ibm.com>
3803 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3805 2006-01-08 Richard Guenther <rguenther@suse.de>
3807 * tree-ssa-structalias.c (get_constraint_for): Remove
3809 (get_constraint_for_component_ref): Likewise.
3810 (do_deref): Likewise.
3811 (get_constraint_for): Likewise.
3812 (do_structure_copy): Likewise.
3813 (handle_ptr_arith): Likewise.
3814 (find_func_aliases): Likewise. Remove unused need_anyoffset
3817 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3818 Kaz Kojima <kkojima@gcc.gnu.org>
3820 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3821 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3822 (EXTRA_CONSTRAINT_C16): Remove.
3823 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3824 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3825 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3826 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3827 constants of SHmedia. Handle nested constant expressions of
3829 (andcosts): Fix the costs for SHmedia constants.
3830 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3831 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3832 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3833 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3834 (movv4hi_i, movv2si_i): Likewise.
3835 (movsi_const): Adjust the second operand of ior so to match with
3837 (movdi_const, movdi_const_32bit): Likewise.
3838 (movdi_const_16bit+1): Don't sign-extend LOW.
3839 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3841 (*double_shori): Fix the split condition. Use GEN_INT instead
3842 of get_int_mode calls. Mask lower 16-bit of the argument of
3844 (sym2GOTPLT): Remove.
3845 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3847 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3848 instead of EXTRA_CONSTRAINT_C16.
3850 2006-01-07 Ian Lance Taylor <ian@airs.com>
3851 David Edelsohn <edelsohn@gnu.org>
3853 PR rtl-optimization/25662
3854 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3855 for constant operands instead of simplify_gen_binary.
3856 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3857 after trying simplify_binary_operation
3859 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3861 * tree.c (iterative_hash_expr): Hash decls based on UID.
3863 2006-01-06 Eric Christopher <echristo@apple.com>
3865 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3866 (TARGET_UNWIND_EMIT): Fix spelling.
3867 * target.h (gcc_target): Add except_table_label.
3868 * except.c (output_function_exception_table): Use.
3869 * varasm.c (default_emit_except_table_label): New.
3870 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3872 (asm_out): Add here.
3873 * output.h (default_emit_except_table_label): Prototype.
3874 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3875 * config/darwin.c (darwin_emit_except_table_label): Define.
3876 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3878 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3880 PR tree-optimization/18527
3881 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3882 number_of_iterations_special, number_of_iterations_exit):
3883 Move base and step of an iv to a single structure. Add
3884 no_overflow flag, and use it in # of iterations analysis.
3885 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3886 folded_casts argument.
3887 (simple_iv): Pass base and step in a structure. Set no_overflow
3889 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3890 Evaluate expensiveness of computing # of iterations instead of
3891 the final expression.
3892 * tree-scalar-evolution.h (affine_iv): New structure.
3893 (simple_iv): Declaration changed.
3894 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3895 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3896 find_givs_in_stmt): Changed due to simple_iv change.
3898 2006-01-06 Jeff Law <law@redhat.com>
3901 * tree-cfg.c (bsi_replace): Rename final argument from
3902 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3903 change (stmt -> orig_stmt).
3904 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3905 (bsi_remove): Add new argument. Remove EH information
3907 (verify_eh_throw_table_statements): New function.
3908 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3910 * tree-optimize.c (execute_free_cfg_annotations): Verify
3911 the EH throw statement table after removing annotations.
3912 * except.h (verify_eh_throw_table_statements): Prototype.
3913 * tree-flow.h (bsi_remove): Update prototype.
3914 * tree-vrp.c (remove_range_assertions): Add new argument to
3916 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3917 * tree-complex.c (expand_complex_div_wide): Likewise.
3918 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3919 * tree-tailcall.c (eliminate_tailcall): Likewise.
3920 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3921 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3922 * tree-nrv.c (tree_nrv): Likewise.
3923 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3924 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3925 (combine_blocks): Likewise.
3926 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3927 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3928 (cleanup_control_flow): Likewise.
3929 (remove_forwarder_block): Likewise.
3930 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3931 * tree-sra.c (sra_replace): Likewise.
3932 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3933 (forward_propagate_single_use_vars): Likewise.
3934 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3935 * tree-inline.c (expand_call_inline): Likewise.
3936 * tree-vect-transform.c (vect_transform_loop): Likewise.
3937 * tree-outof-ssa.c (rewrite_trees): Likewise.
3938 * tree-cfg.c (make_goto_expr_edges): Likewise.
3939 (cleanup_dead_labels): Likewise.
3940 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3941 (bsi_move_before, bsi_move_after): Likewise.
3942 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3943 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3945 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3948 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3950 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3951 on non gimple variables. Also add checks at the top for decls and
3953 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3955 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3956 and IMAGPART_EXPR for creating MUST_DEFs.
3957 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3958 and NAME_MEMORY_TAG separately from the DECLs.
3960 2006-01-06 Richard Guenther <rguenther@suse.de>
3962 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3963 annotation, if necessary.
3964 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3965 redundant calls to update_stmt.
3966 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3969 2006-01-05 Richard Henderson <rth@redhat.com>
3971 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3973 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3975 * c-typeck.c: Update copyright date.
3977 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3979 * c-typeck.c (build_c_cast): Always warn when casting
3980 from a pointer to an integer of different size, even if
3981 the node was constant.
3983 2006-01-05 Richard Guenther <rguenther@suse.de>
3985 PR tree-optimization/22555
3986 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3987 if one structure field is an array.
3988 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3989 operands even if we found a subvar, but ignore VOPs in this
3991 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3993 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3995 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3998 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
4000 2006-01-05 Richard Guenther <rguenther@suse.de>
4001 Diego Novillo <dnovillo@redhat.com>
4003 * tree-pass.h (TODO_remove_unused_locals): Define.
4004 * gimple-low.c (expand_var_p, remove_useless_vars,
4005 pass_remove_useless_vars): Remove. Update all users.
4006 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
4007 (remove_unused_locals): New function.
4008 * tree-flow.h (remove_unused_locals): Declare.
4009 * passes.c (execute_todo): Call remove_unused_locals if
4010 TODO_remove_unused_locals is set.
4011 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
4012 * tree-ssa-dce.c (pass_dce): Likewise.
4013 * tree-outof-ssa.c (pass_del_ssa): Likewise.
4015 2006-01-05 Richard Guenther <rguenther@suse.de>
4017 * tree-flow.h (struct fieldoff): Decompose field to
4018 type, size and decl.
4019 * tree-ssa-alias.c (create_sft): Take type as parameter.
4020 (create_overlap_variables_for): Store type, size and decl
4021 in the fieldoff structure.
4022 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
4024 (push_fields_onto_fieldstack): Likewise.
4025 (create_variable_info_for): Likewise. Use offset for the
4026 SFT name if the decl is not available.
4028 2006-01-04 Paul Brook <paul@codesourcery.com>
4030 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
4032 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
4034 * lambda-code.c (can_put_in_inner_loop): Relax
4036 (can_put_after_inner_loop): New function.
4037 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
4038 (perfect_nestify): Change to make copies and modify uses.
4040 2006-01-04 Richard Henderson <rth@redhat.com>
4042 Merge from gomp branch:
4043 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
4044 via integer constant.
4045 (pragma_lex): Remove.
4046 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
4047 rather than parsing it.
4048 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
4049 handle_pragma_extern_prefix): Add %< %> quotes.
4050 (registered_pragmas): New.
4051 (c_register_pragma_1): New.
4052 (c_register_pragma): Use it.
4053 (c_register_pragma_with_expansion): Likewise.
4054 (c_invoke_pragma_handler): New.
4055 (init_pragma): Use cpp_register_deferred_pragma directly for
4057 * c-pragma.h (enum pragma_kind): New.
4058 (pragma_handler): New.
4059 (c_invoke_pragma_handler): Declare.
4060 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
4062 * c-common.h (c_common_pch_pragma): Update decl.
4063 * Makefile.in (c-parser.o): Update dependencies.
4064 (GTFILES): Add c-pragma.h.
4065 * c-parser.c (struct c_token): Add pragma_kind.
4066 (struct c_parser): Add in_pragma.
4067 (c_lex_one_token): Always initialize keyword and pragma_kind.
4068 Extract data for CPP_PRAGMA.
4069 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
4070 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
4071 Don't allow CPP_PRAGMA_EOL if in_pragma.
4072 (c_parser_consume_pragma): New.
4073 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
4074 (c_parser_skip_to_end_of_parameter): Likewise.
4075 (c_parser_skip_to_end_of_block_or_statement): Likewise.
4076 (c_parser_skip_to_pragma_eol): New.
4077 (c_parser_external_declaration): Handle CPP_PRAGMA.
4078 (c_parser_compound_statement_nostart): Likewise.
4079 (c_parser_statement_after_labels): Likewise.
4080 (c_parser_pragma): New.
4081 (pragma_lex): Likewise.
4082 (c_parser_pragma_pch_preprocess): New.
4083 (c_parser_new): Merge into ...
4084 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
4086 2006-01-04 Jeff Law <law@redhat.com>
4089 * tree-cfg.c (bsi_replace): Remove the original statement
4090 from the EH throw statement table.
4092 2006-01-04 Jakub Jelinek <jakub@redhat.com>
4094 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
4095 make the prototype extern "C" and add throw ().
4098 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
4099 and pos non-negative and pos + len <= 32.
4100 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
4101 drop pos + len < HOST_BITS_PER_WIDE_INT test.
4102 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
4105 * c-common.c (handle_vector_size_attribute): Reject zero vector size
4106 as well as sizes not multiple of component size.
4109 * function.c (instantiate_expr): New function.
4110 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
4111 walk its DECL_VALUE_EXPR with instantiate_expr.
4113 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
4114 DW_OP_deref{,_size} if address isn't going to be added.
4116 2006-01-04 Ben Elliston <bje@au.ibm.com>
4118 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
4119 * config/fp-bit.c: Likewise.
4121 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
4123 * dominance.c: Add comment about why we use DFS numbering
4126 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4127 Richard Henderson <rth@redhat.com>
4129 Merge from gomp-branch:
4130 * varasm.c (assemble_variable): Handle thread-local COMMON data.
4131 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
4133 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
4135 PR rtl-optimization/25578
4136 * combine.c (combine_simplify_rtx, force_to_mode): Don't
4137 pass a parameter to simplify_shift_const if changing ASHIFTRT
4140 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
4142 * builtins.c (get_builtin_sync_mem): New function.
4143 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4144 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
4145 Call get_builtin_sync_mem to generate mem rtx.
4147 2006-01-03 Richard Guenther <rguenther@suse.de>
4150 * stmt.c (add_case_node): Make sure to clear overflow flags
4153 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4155 Merge from gomp-branch.
4156 * config/sparc/sync.md: New file.
4157 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
4158 UNSPECV_LDSTUB): New constants.
4159 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
4160 * config/sparc/predicates.md (memory_reg_operand): New predicate.
4161 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
4164 2006-01-03 Roger Sayle <roger@eyesopen.com>
4166 * combine.c (reg_subword_p): New predicate to test whether the
4167 destination of a set refers to a subword/piece of a register.
4168 (try_combine): Generalize the code to merge the setting of a
4169 pseudo to a constant followed by a set of a subword of that
4170 register to a constant.
4172 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
4174 * basic-block.h (control_flow_graph): Change the type of
4175 x_label_to_block_map to VEC(basic_block,gc) *.
4176 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
4177 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
4179 * tree-ssa-propagate.c (cfg_blocks): Change the type to
4180 VEC(basic_block,heap) *.
4181 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
4182 ssa_prop_fini): Adjust the uses of cfg_blocks.
4184 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
4186 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
4188 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
4189 hashing trees instead of a pointer hash.
4190 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
4191 compare for MEM_EXPR.
4193 PR rtl-optimization/25130
4194 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
4195 when comparing MEMs for GCSE
4197 2006-01-03 Ben Elliston <bje@au.ibm.com>
4199 * targhooks.h (default_decimal_float_supported_p): Declare.
4200 * targhooks.c (default_decimal_float_supported_p): Define.
4201 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
4202 `default_decimal_float_supported_p'.
4203 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
4205 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
4207 * combine.c (apply_distributive_law <SUBREG>): Check
4208 TRULY_NOOP_TRUNCATION.
4210 2006-01-02 Geoffrey Keating <geoffk@apple.com>
4212 * dwarf2out.c (have_switched_text_section): Delete.
4213 (have_multiple_function_sections): New.
4214 (have_location_lists): Make 'bool'.
4215 (add_AT_loc_list): Use 'true' not '1'.
4216 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
4217 (output_loc_list): Use have_multiple_function_sections.
4218 (output_ranges): Likewise.
4219 (dwarf2out_begin_function): Set have_multiple_function_sections if
4221 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
4222 Check function_section rather than DECL_SECTION_NAME.
4223 (dwarf2out_finish): Use have_multiple_function_sections.
4224 Don't clear have_location_lists.
4226 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
4227 Jan Hubicka <jh@suse.cz>
4229 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
4230 case of conditional jump jumping to the next instruction.
4231 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
4232 cases of conditional jump jumping to the next instruction.
4234 2006-01-02 Jan Hubicka <jh@suse.cz>
4236 * i386.c (*_cost): Add COSTS_N_INSNS.
4237 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
4239 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
4242 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
4244 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4246 * config/arm/arm.c (all_fpus): Fix comment typo.
4247 * config/darwin.c: Likewise.
4248 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
4249 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
4250 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
4252 2006-01-01 David Edelsohn <edelsohn@gnu.org>
4254 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
4255 (rs6000_split_compare_and_swapqhi): New.
4256 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
4257 (sync_compare_and_swapqhi_internal): New.
4258 * config/rs6000/rs6000-protos.h: Declare.