1 2006-02-07 Dirk Mueller <dmueller@suse.com>
3 * c.opt: C++ frontend supports -Wdiv-by-zero.
4 * c-opts.c (c_common_handle_option): Remove dead case.
6 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
8 * configure.ac (TLS assembler check): Do not enable TLS by
9 default on SPARC/Solaris before version 10.
10 * configure: Regenerate.
12 2006-02-07 David Edelsohn <edelsohn@gnu.org>
14 * doc/invoke.texi (xl-compat): Document conversion and support
17 2006-02-07 Jeff Law <law@redhat.com>
19 * tree-vrp.c (find_conditional_asserts): Update comments.
20 (simplify_stmt_for_jump_threading): New.
21 (identify_jump_threads, finalize_jump_threads): New.
22 (vrp_finalize): Call identify_jump_threads.
23 (execute_vrp): Call finalize_jump_threads.
24 * tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
25 (vrp_element, vrp_data, vrp_element_p): Remove.
26 (vrp_hash_elt, vrp_variables_stack): Remove.
27 (vrp_hash, vrp_eq, record_range): Remove.
28 (simplify_cond_and_lookup_avail_expr): Remove.
29 (extract_range_from_cond): Remove.
30 (thread_across_edge): Relocated into tree-ssa-threadedge.c.
31 (simplify_stmt_for_jump_threading): New.
32 (dom_thread_across_edge): New wrapper.
33 (tree_ssa_dominator_optimize): No longer initialize or
34 finalize any of the VRP datastructures. Remove iteration
35 step and simplify as a result of removal of iteration step.
36 (pass_dominator): Perform a cfg cleanup after DOM.
37 (dom_opt_finalize_block): Use the new common routines
38 for threading jumps. Simplify stack management slightly.
39 No longer need to unwind VRP state.
40 (record_equivalences_from_incoming_edge): No longer record
42 (eliminate_redundant_computations): No longer call
43 simplify_cond_and_lookup_avail_expr.
44 * tree-flow.h (potentially_threadable_block): Prototype.
45 (thread_across_edge): Likewise.
46 * Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
47 (tree-ssa-threadedge.o): Add dependencies.
48 * tree-ssa-threadedge.c: New file.
49 * passes.c (init_optimization_passes): Merge PHIs before
50 calling VRP. Run VRP again late in the SSA optimization pipeline.
52 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
54 * df-core.c (df_set_blocks): Do not dereference function pointers.
55 (df_finish1): Likewise.
56 (df_hybrid_search_forward): Likewise.
57 (df_hybrid_search_backward): Likewise.
58 (df_iterative_dataflow): Likewise.
59 (df_analyze_problem): Likewise.
60 (df_compact_blocks): Likewise.
62 * df-scan.c (df_rescan_blocks): Likewise.
63 (df_record_entry_block_defs): Likewise.
65 * genconditions.c (write_conditions): Guard the definition of
66 'insn_conditions' with the check on GCC version.
67 (write_writer): Guard the traversal 'insn_conditions' with
68 the check on GCC version.
70 2006-02-07 Richard Guenther <rguenther@suse.de>
74 2006-01-30 Richard Guenther <rguenther@suse.de>
76 * gimplify.c (gimplify_target_expr): Handle easy cases
77 without creating a temporary.
79 2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
81 * sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
82 use of float in probability computations. Use edge probabilities
83 in place of statically computed probabilities.
84 (min_spec_prob): New static variable.
85 (schedule_insns): Initialize it.
86 (GET_SRC_PROB): Removed.
87 * doc/invoke.texi (min-sched-prob): Renamed to min-spec-prob.
89 2006-02-07 Alexandre Oliva <aoliva@redhat.com>
92 * config/ia64/unwind-ia64.c: Revert last change.
93 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed.
94 (INCOMING_FRAME_SP_OFFSET): Define.
96 2006-02-06 Roger Sayle <roger@eyesopen.com>
98 * config/ia64/ia64.c (hfa_element_mode): Don't handle CHAR_TYPE.
100 2006-02-07 Ben Elliston <bje@au.ibm.com>
102 * config/i386/i386.c (ix86_scalar_mode_supported_p): New.
103 (TARGET_SCALAR_MODE_SUPPORTED_P): Define hook.
104 (classify_argument): Handle SDmode, DDmode, TDmode for 64-bit.
105 (ix86_return_in_memory): Handle TDmode.
106 (ix86_libcall_value): Handle SDmode, DDmode, TDmode.
107 (ix86_value_regno): Return non-TDmode decimal float modes in %eax.
109 2006-02-06 Richard Sandiford <richard@codesourcery.com>
111 * reorg.c (dbr_schedule): Use dump_file instead of file.
113 2006-02-06 Steve Ellcey <sje@cup.hp.com>
116 * config/ia64/predicates.md (extr_len_operand): New predicate.
117 * config/ia64/ia64.md (extv): Tighten constraints.
119 (*tbit_and_2): Ditto.
120 (*tbit_and_3): Ditto.
126 2006-02-06 Andrew Pinski <pinskia@physics.uc.edu>
129 * config/i386/i386.md (trap): Use ASM_SHORT instead of .word.
131 2006-02-06 Zdenek Dvorak <dvorakz@suse.cz>
133 * tree-vrp.c (execute_vrp): Do not pass dump argument to.
134 loop_optimizer_init and loop_optimizer_finalize
135 * tree-ssa-sink.c (execute_sink_code): Ditto.
136 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
137 * tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
138 tree_ssa_loop_done): Ditto.
139 * tree-ssa-pre.c (init_pre, fini_pre): Ditto.
140 * sched-ebb.c: Include output.h.
141 (schedule_ebbs): Do not use dump argument.
142 * value-prof.h (struct profile_hooks): Remove profile_dump_file.
143 * loop.c (loop_dump_stream): Removed.
144 (loop_optimize, rest_of_handle_loop_optimize): Do not use dump
146 (scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
147 emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
148 final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
149 loop_iterations, strength_reduce, record_biv, record_giv,
150 final_giv_value, check_final_value, check_ext_dependent_givs,
151 combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
152 try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
153 dump_file instead of loop_dump_stream.
154 * ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
156 * reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
158 * flow.c (life_analysis, rest_of_handle_life): Ditto.
159 * haifa-sched.c: Include output.h
160 (schedule_insns, sched_init): Do not use dump argument.
161 * mode-switching.c (optimize_mode_switching): Ditto.
162 * modulo-sched.c (stats_file): Removed.
163 (print_node_sched_params): Do not call argument dump_file.
164 (sms_schedule_by_order, loop_canon_p, sms_schedule,
165 rest_of_handle_sms): Do not use dump argument. Use dump_file instead
167 * cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
169 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
170 rtl_loop_init, rtl_loop_done): Ditto.
171 * global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
172 * predict.c (combine_predictions_for_bb, tree_estimate_probability):
174 * recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
175 * lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
176 * regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
177 rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
178 * emit-rtl.c (renumber_insns): Ditto.
179 * cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
180 expand_gimple_basic_block, tree_expand_cfg): Ditto.
181 * regclass.c (regclass): Ditto.
182 * tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
183 remove_ssa_form, rewrite_out_of_ssa): Ditto.
184 * reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
185 convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
187 * sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
188 * local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
190 * gcse.c (gcse_file, debug_stderr): Removed.
191 (gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
192 rest_of_handle_gcse): Do not use dump argument.
193 (cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
194 one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
195 pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
196 compute_code_hoist_vbeinout, compute_code_hoist_data,
197 one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
198 compute_store_table, build_store_vectors, insert_insn_start_bb,
199 insert_store, remove_reachable_equiv_notes, replace_store_insn,
200 store_motion): Use dump_file instead of gcse_file.
201 * ipa-type-escape.c (type_escape_execute): Remove debugging comments.
202 * profile.c (profile_dump_file): Removed.
203 (branch_prob): Use dump_file instead of profile_dump_file.
204 * ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
206 * tree-ssa-copy.c (dump_copy_of): Ditto.
207 * rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
208 dump file to life_analysis.
209 * bt-load.c (branch_target_load_optimize): Ditto.
210 * cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
212 * rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
213 regclass, dbr_schedule): Declaration changed.
214 * sched-int.h (sched_init): Declaration changed.
215 * tree-profile.c (tree_profile_dump_file): Removed.
216 (tree_profile_hooks): Removed profile_dump_file hook.
217 * rtl-profile (rtl_profile_dump_file): Removed.
218 (rtl_profile_hooks): emoved profile_dump_file hook.
219 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
221 * c-gimplify.c (c_genericize): Do not call local variable dump_file.
222 * tree-cfg.c (build_tree_cfg): Ditto.
223 * Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
224 * basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
226 * config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
227 life_analysis and schedule_insns.
228 * config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
230 * config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
232 * config/mips/mips.c (mips_reorg): Ditto.
233 * config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
236 2006-02-06 Aldy Hernandez <aldyh@redhat.com>
238 * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
239 (s390_mangle_fundamental_type): New.
240 * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
243 * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
244 (alpha_mangle_fundamental_type): New.
245 * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
248 * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
250 * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
252 * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
253 (sparc_mangle_fundamental_type): New.
255 2006-02-06 Jakub Jelinek <jakub@redhat.com>
257 * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
258 (s390x-*-linux*): Likewise.
259 * config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
260 * config/s390/t-linux: New file.
262 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
264 * config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
265 sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.
267 2006-02-06 Daniel Berlin <dberlin@dberlin.org>
269 * tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
270 (ANTIC_SAFE_LOADS): New macro.
271 (find_or_generate_expression): Add prototype.
272 (set_contains_value): Allow null set for sake of not always having
273 to allocate ANTIC_SAFE_LOADS.
274 (phi_translate): Move placement of AGGREGATE_TYPE_P check.
275 Allow COMPONENT_REF too.
276 (valid_in_set): Allow COMPONENT_REF.
277 Check ANTIC_SAFE_LOADS too.
278 (compute_antic_aux): Print out ANTIC_SAFE_LOADS.
279 (compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
281 (can_PRE_operation): Add COMPONENT_REF.
282 (create_component_ref_by_pieces): New function.
283 (create_expression_by_pieces): Use create_component_ref_by_pieces.
284 (insert_aux): Move AGGREGATE_TYPE_P check here.
285 (compute_avail): Set bb local stmt uids.
286 (pass_pre): Use TODO_update_ssa_only_virtuals.
288 2006-02-06 Ben Elliston <bje@au.ibm.com>
290 * configure.ac: Unconditionally disable decimal float by default.
291 * configure: Regenerate.
293 2006-02-06 Ben Elliston <bje@au.ibm.com>
295 * read-rtl.c (read_name): Terminate reading on EOF.
297 2006-02-06 Ben Elliston <bje@au.ibm.com>
299 * dfp.c (decimal_real_arithmetic): Change second argument type
300 from int to enum tree_code. Do not always return true, but now
301 return result of any call to decimal_do helper functions.
302 * dfp.h (decimal_real_arithmetic): Update prototype.
304 2006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr>
306 * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.
308 2006-02-05 Andrew Pinski <pinskia@physics.uc.edu>
311 * tree-cfg.c (cleanup_dead_labels): Also don't remove
314 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
316 * tree-vrp.c (cfg_loops): Removed.
317 (adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
318 Use current_loops instead of cfg_loops. Pass flags to
320 * cfgloopmanip.c (fix_loop_structure): Update only available
322 * tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
324 * modulo-sched.c (build_loops_structure): Removed.
325 (sms_schedule): Use loop_optimizer_init.
326 * loop-init.c (loop_optimizer_init): Use flags to determine
327 which properties of loops to prepare.
328 (rtl_loop_init): Pass flags to loop_optimizer_init.
329 * tree-ssa-sink.c (execute_sink_code): Ditto.
330 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
331 * tree-ssa-pre.c (init_pre): Ditto.
332 * cfgloop.h (LOOPS_NORMAL): New.
333 (loop_optimizer_init): Declaration changed.
335 2006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
337 * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
338 * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
340 * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
342 * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
344 * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
345 * pa/t-pa64: Delete quadlib.c rule.
346 * pa/x-ada: Revert last change.
347 * pa/t-pa: Revert last change. Delete quadlib.c rule.
349 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
351 PR rtl-optimization/26087
352 * rtlanal.c (canonicalize_condition): Do not cross basic block
355 2006-02-04 Alexandre Oliva <aoliva@redhat.com>
358 * config/ia64/ia64.c: Include debug.h.
359 (MAX_ARTIFICIAL_LABEL_BYTES): New.
360 (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
361 (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
362 (process_epilogue, process_set, process_for_unwind_directive):
363 Output unwind info only if requested. Add CFA info if requested.
364 Add new arguments as needed. Adjust callers.
365 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
367 (DWARF2_FRAME_INFO): Define to zero.
368 * config/ia64/unwind-ia64.c: Remove code that compensated for
369 the CFA offset error fixed above.
370 * config/ia64/t-ia64 (ia64.o): Depend on debug.h.
371 * dwarf2out.c (DWARF2_FRAME_INFO): Define default.
372 (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
373 -funwind-tables and -fexceptions to enable frame info.
374 (dwarf2out_frame_init): Define initial CFA even if
375 DWARF2_UNWIND_INFO is disabled. Call initial_return_save if
376 DWARF2_UNWIND_INFO is nonzero, not just defined.
377 (dwarf2out_frame_finish): Output non-EH call frame info only
378 if DWARF2_FRAME_INFO is nonzero.
379 (convert_cfa_to_loc_list,
380 compute_frame_pointer_to_cfa_displacement): Define even if
381 unwind info is not supported.
382 (gen_subprogram_die): Use the above unconditionally. Remove
383 legacy alternate code.
384 * toplev.c (compile_file): Compile in call to
385 dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
386 (lang_dependent_init): Ditto for dwarf2out_frame_init.
388 2006-02-04 David Edelsohn <edelsohn@gnu.org>
389 Jakub Jelinek <jakub@redhat.com>
391 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
392 IBM extended float format long double as "g" on powerpc*-linux.
394 2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
397 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
398 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
400 2006-02-03 Jason Merrill <jason@redhat.com>
403 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
406 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
407 on the return slot if it's an NRV.
409 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
411 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
412 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
413 rewrite_use): Do not handle USE_OUTER.
414 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
415 add_iv_outer_candidates, may_replace_final_value,
416 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
417 (find_interesting_uses_op): Functionality of
418 find_interesting_uses_outer_or_nonlin moved here.
419 (find_interesting_uses_outside): Use find_interesting_uses_op.
421 2006-02-03 Alan Modra <amodra@bigpond.net.au>
424 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
426 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
427 Ulrich Weigand <uweigand@de.ibm.com>
430 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
431 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
432 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
433 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
435 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
436 (s390_rtx_costs): Use the new fields to calculate rtx costs.
437 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
438 Define secondary reloads for TFmode moves.
439 (constant_modes): Add TFmode.
440 (NR_C_MODES): Set to 8.
441 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
443 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
444 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
445 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
446 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
447 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
448 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
449 (FPR mode macro): Add TFmode.
450 (DSF mode macro): New.
451 (<de>, <dee> mode attributes): Removed.
452 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
453 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
454 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
455 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
456 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
457 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
458 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
459 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
460 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
461 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
462 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
463 "*negabs<mode>2", "sqrt<mode>2"):
464 Changed <de> to <xde>. R constraint replaced by <Rf>.
465 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
467 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
468 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
469 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
471 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
472 "extenddftf2", "extendsftf2"): New expanders.
473 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
474 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
475 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
476 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
478 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
479 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
480 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
481 __floatditf): Add a GCC_4.1.0 symbol version tag.
482 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
485 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
488 * config/i386/i386.c (ix86_function_ok_for_sibcall):
489 Use targetm.binds_local_p instead of TREE_PUBLIC.
491 2006-02-02 Roger Sayle <roger@eyesopen.com>
493 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
494 on INTEGER_TYPEs to indicate that it denotes a character type.
495 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
496 signed_char_type_node, unsigned_char_type_node and char_type_node.
497 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
498 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
499 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
501 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
502 Daniel Berlin <dberlin@dberlin.org>
504 * tree-tailcall.c (arg_needs_copy_p): New function.
505 (eliminate_tail_call): Use arg_needs_copy_p.
506 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
507 (add_virtual_phis): New function.
509 2006-02-02 Jakub Jelinek <jakub@redhat.com>
511 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
512 #ignore instead of #scratch for %g7 .register directive.
514 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
516 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
519 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
521 * flow.c (calculate_global_regs_live): Assert that there aren't any
524 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
526 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
528 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
529 bsi_after_labels iterator.
530 * tree-if-conv.c (find_phi_replacement_condition,
531 replace_phi_with_cond_modify_expr): Likewise.
532 * tree-scalar-evolution.c (scev_const_prop): Likewise.
533 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
535 2006-02-02 Diego Novillo <dnovillo@redhat.com>
537 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
539 2006-02-02 Diego Novillo <dnovillo@redhat.com>
542 * tree-cfg.c (move_block_to_fn): Clear out the basic block
543 array after growing it.
545 2006-02-01 Steve Ellcey <sje@cup.hp.com>
548 * fold-const.c (fold_checksum_tree): Change type of buf.
550 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
552 * reload.c (push_secondary_reload): Initialize t_icode.
554 2006-02-01 Jakub Jelinek <jakub@redhat.com>
556 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
557 -msoft-float -mlong-double-128 only issue a warning, but don't
558 swich to DFmode long double.
560 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
562 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
563 has a constant equivalent, iterate over equivalents for arg0,
564 calling simplify_relational_operation and if there's a result
565 cheaper than X, apply fold_rtx and return the result.
567 2006-02-01 Jan Hubicka <jh@suse.cz>
569 * opts.c (no_unit_at_a_time_default): New global variable.
570 (decode_options): Use it.
571 * opts.h (no_unit_at_a_time_default): Declare.
573 2006-02-01 Paul Brook <paul@codesourcery.com>
575 * function.c (assign_parm_setup_reg): Use function argument promotion
577 * expr.c (expand_expr_real_1): Use function argument promotion rules
580 2006-02-01 Steve Ellcey <sje@cup.hp.com>
582 * gcc.c (process_command): Change j to 'unsigned int'.
584 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
587 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
588 Use the corrected index for the character
589 out of the string constant.
591 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
593 * mode-switching.c (optimize_mode_switching): Fix size
594 allocated for bb_info[n_entities].
596 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
598 * gcc.c (main): Correct type that is allocated for
601 2006-01-31 Jakub Jelinek <jakub@redhat.com>
603 * config/s390/s390.c (init_alignment_context): Set
604 ALIAS_SET_MEMORY_BARRIER on the MEM.
605 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
607 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
610 * loop-unroll.c (unroll_loop_runtime_iterations): Free
612 * tree-ssa-live.c (type_var_init): Allocate bitmap after
615 2006-01-31 Marcin Dalecki <martin@dalecki.de>
617 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
618 * regrename.c: Ditto.
619 * tree-ssa-loop-im.c: Ditto.
620 * tree-dump.c: Ditto.
621 * tree-complex.c: Ditto.
623 * tree-ssa-threadupdate.c: Ditto.
625 * java/class.c: Ditto.
626 * java/jcf-parse.c: Ditto.
627 * java/resource.c: Ditto.
628 * java/except.c: Ditto.
629 * java/jvspec.c: Ditto.
630 * java/jcf-write.c: Ditto.
631 * java/jcf-path.c: Ditto.
632 * java/gjavah.c: Ditto.
633 * java/zextract.c: Ditto.
634 * java/jcf-io.c: Ditto.
636 * java/buffer.c: Ditto.
637 * java/lang.c: Ditto.
638 * java/parse-scan.y: Ditto.
641 * cfgloopmanip.c: Ditto.
642 * postreload-gcse.c: Ditto.
643 * tree-ssa-loop-manip.c: Ditto.
644 * postreload.c: Ditto.
645 * tree-ssa-loop-ch.c: Ditto.
649 * diagnostic.c: Ditto.
651 * genoutput.c: Ditto.
654 * cfgloopanal.c: Ditto.
655 * objc/objc-act.c: Ditto.
657 * genextract.c: Ditto.
658 * genautomata.c: Ditto.
659 * pretty-print.c: Ditto.
661 * cgraphunit.c: Ditto.
664 * haifa-sched.c: Ditto.
665 * dominance.c: Ditto.
667 * tree-ssa-loop-ivopts.c: Ditto.
669 * mode-switching.c: Ditto.
670 * modulo-sched.c: Ditto.
672 * ipa-pure-const.c: Ditto.
674 * fix-header.c: Ditto.
676 * tree-stdarg.c: Ditto.
677 * ipa-utils.c: Ditto.
678 * loop-init.c: Ditto.
679 * ipa-inline.c: Ditto.
682 * alloc-pool.c: Ditto.
683 * dwarf2out.c: Ditto.
685 * genattrtab.c: Ditto.
686 * tree-ssa-loop-ivcanon.c: Ditto.
690 * fortran/gfortranspec.c: Ditto.
692 * local-alloc.c: Ditto.
693 * langhooks.c: Ditto.
695 * tree-vectorizer.c: Ditto.
697 * ipa-type-escape.c: Ditto.
699 * tree-if-conv.c: Ditto.
702 * tree-data-ref.c: Ditto.
703 * loop-unroll.c: Ditto.
704 * treelang/treetree.c: Ditto.
707 * ggc-common.c: Ditto.
711 * tree-cfgcleanup.c: Ditto.
712 * tree-ssa-pre.c: Ditto.
713 * cfgcleanup.c: Ditto.
714 * loop-invariant.c: Ditto.
717 * print-tree.c: Ditto.
720 * sched-deps.c: Ditto.
722 * tree-object-size.c: Ditto.
724 * bb-reorder.c: Ditto.
726 * var-tracking.c: Ditto.
728 * df-problems.c: Ditto.
729 * reg-stack.c: Ditto.
732 * sched-rgn.c: Ditto.
733 * tree-ssa-structalias.c: Ditto.
734 * tree-ssa-reassoc.c: Ditto.
735 * config/darwin-c.c: Ditto.
736 * config/darwin.c: Ditto.
737 * config/arm/arm.c: Ditto.
742 2006-01-31 Nicolas Pitre <nico@cam.org>
744 * arm.md (smaxsi3): Make aware of smax_m1.
747 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
749 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
751 2006-01-31 Richard Guenther <rguenther@suse.de>
753 * doc/invoke.texi (-msselibm): Document.
754 * target.h (expand_library_builtin): New target hook.
755 * builtins.c (expand_builtin): Use expand_library_builtin.
756 (default_expand_library_builtin): New function.
757 * gcc.c (LINK_GCC_MATH_SPEC): Define.
758 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
759 (link_gcc_math_spec): Declare.
760 (static_specs): Add link_gcc_math_spec.
761 * expr.h (default_expand_library_builtin): Declare.
762 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
763 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
764 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
765 * config/i386/i386.opt (msselibm): New target option.
766 * config/i386/i386.c (ix86_builtin_function_variants): New array.
767 (ix86_init_sse_abi_builtins): New function.
768 (ix86_expand_library_builtin): Likewise.
769 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
770 (override_options): Handle error conditions wrt -msselibm.
771 (ix86_builtins): Add function codes for SSE2 ABI builtins.
772 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
773 * doc/extend.texi (__builtin_sse2_*): Document new target specific
776 2006-01-31 Richard Guenther <rguenther@suse.de>
777 Paolo Bonzini <bonzini@gnu.org>
779 * doc/install.texi (--disable-libgcc-math): Document.
781 2006-01-30 Marcin Dalecki <martin@dalecki.de>
783 * expr.h (expand_normal): new inline function.
784 * builtins.c: use it, use EXPAND_NORMAL explicitely.
786 * dwarf2out.c: use it.
791 * config/sparc/sparc.c: use it.
792 * config/i386/i386.c: use it.
793 * config/rs6000/rs6000.c: use it.
794 * config/arm/arm.c: use it.
795 * config/mips/mips.c: use it.
796 * stmt.c: use it, use EXPAND_NORMAL explicitely.
798 2006-01-30 Roger Sayle <roger@eyesopen.com>
800 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
801 argv to the appropriate type.
803 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
805 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
808 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
811 * config/s390/s390.c (struct machine_function): New flag
812 decomposed_literal_pool_addresses_ok_p.
813 (s390_reorg): Set it before final stage of literal pool transforms.
814 (s390_decompose_address): Only accept displacements of the form
815 (minus (label_ref ...) (label_ref ...)) if that flag is set.
817 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
819 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
820 the comparison routine return.
822 2006-01-30 Michael Matz <matz@suse.de>
824 * global.c (find_reg): Only evict for global regs.
825 Take n_refs into account and dump more info.
827 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
830 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
831 (pragma_trap, pragma_nosave_low_regs): Likewise.
832 (current_function_anonymous_args): Likewise.
833 (sh_deferred_function_attributes): New variable.
834 (sh_deferred_function_attributes_tail): Likewise.
835 (print_operand): For '@', look up trap_exit attribute.
836 (calc_live_regs): Look up trapa_handler attribute. For trapa
837 handlers, save/restore fpscr, but don't do any other
838 interrupt-specific saves.
839 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
840 Fix check for partially saved registers to check for SHmedia.
841 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
842 (sh_output_function_epilogue): Don't clear any of the removed
844 (sh_insert_attributes): Don't check pragma_interrupt.
845 Insert deferred attributes. Check that interrupt attribute is
846 present for other attributes that require its presence.
847 (sh_attribute_table): Add new attributes trapa_handler and
849 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
850 Don't check for pragma_interrupt. Don't store argument.
851 * sh.h (pragma_interrupt, sp_switch): Don't declare.
852 (sh_deferred_function_attributes): Declare.
853 (sh_deferred_function_attributes_tail): Likewise.
854 * sh.md (sp_switch_1): Add operand. Change generator caller.
855 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
856 (*return_i): Don't use when trap_exit attribute is in effect.
857 (*return_trapa): New insn pattern.
859 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
860 setting c_target_objs and cxx_target_objs.
861 * t-sh: Add rule for sh-c.o.
863 2006-01-30 Richard Guenther <rguenther@suse.de>
866 * gimplify.c (gimplify_target_expr): Handle easy cases
867 without creating a temporary.
869 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
871 * vec.h (safe_grow): Remove duplicated line.
873 2006-01-29 Diego Novillo <dnovillo@redhat.com>
876 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
877 (expand_omp): ... here.
878 (expand_omp_parallel): Only remove barriers for combined
879 parallel+workshare constructs.
881 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
885 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
886 * tree.c (build_qualified_type): Chain the new type to the original
887 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
888 a POINTER_TYPE or a REFERENCE_TYPE respectively.
889 (build_pointer_type_for_mode): Only return unqualified types.
890 (build_reference_type_for_mode): Likewise.
892 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
894 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
895 * Makefile.in (CXX_COMPAT_WARN): Define.
896 * configure: Regenerate.
898 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
901 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
904 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
906 * toplev.c: Fix thinko.
908 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
909 Marcin Dalecki <martin@dalecki.de>
911 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
912 (push_srcloc): Use XNEW.
913 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
915 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
917 * df-core.c (df_set_blocks): Deleted all variable.
919 2006-01-28 Ian Lance Taylor <ian@airs.com>
921 * cgraphunit.c (cgraph_assemble_pending_functions): Call
922 cgraph_output_pending_asms.
924 2006-01-28 Zack Weinberg <zackw@panix.com>
926 * c.opt: Add -W(no-)overlength-strings.
927 * doc/invoke.texi: Document it.
928 * c-opts.c (c_common_handle_option): -pedantic implies
929 -Woverlength-strings, if not explicitly disabled already.
930 (c_common_post_options): -Woverlength-strings defaults to off, and
931 is always off for C++.
932 * c-common.c (fix_string_type): Issue warning about strings longer
933 than is portable only if warn_overlength_strings. Rearrange code
934 a little for clarity.
935 * configure.in: Check for -Wno-overlength-strings as well before
936 enabling -pedantic in stage 1.
937 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
938 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
940 * genconditions.c (write_header, write_one_condition)
941 (write_conditions, write_writer): Consolidate very long strings
942 that were broken up to fit in C89 portable limit. Don't use
943 printf when fputs will do.
945 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
947 * combine.c (simplify_comparison <AND>): Check
948 TRULY_NOOP_TRUNCATION before start using a subreg.
950 * config/mips/mips.md (*branch_zero<mode>,
951 *branch_zero<mode>_inverted, *branch_equality<mode>,
952 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
953 Remove mode check from comparisons.
955 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
957 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
959 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
961 * expmed.c (const_mult_add_overflow_p): Remove.
962 * expr.h: Remove the prototype for const_mult_add_overflow_p.
964 * recog.c (validate_replace_rtx_subexp): Remove.
965 * recog.h: Remove the prototype for
966 validate_replace_rtx_subexp.
968 * integrate.h: Remove the prototype for
969 copy_decl_for_inlining.
970 * rtl.h: Remove the prototype for mark_constant_function.
971 * tree-vectorizer.h: Remove the prototype for
972 vect_strip_conversion.
974 * modulo-sched.c (create_partial_schedule,
975 free_partial_schedule, reset_partial_schedule): Make them
978 * hooks.c (hook_bool_rtx_int_false): Remove.
979 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
981 2006-01-28 David Edelsohn <edelsohn@gnu.org>
983 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
984 and -mlong-double-128 are incompatible.
985 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
986 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
987 (TARGET_LIBGCC2_CFLAGS): Define.
988 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
989 (TARGET_LIBGCC2_CFLAGS): Same.
990 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
992 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
995 * c-typeck.c (build_binary_op): Perform implicit casts of
996 operands before shortening them.
998 * cfgloopmanip.c (split_loop_bb): Remove.
999 * cfgloop.h: Remove the prototype for split_loop_bb.
1001 * cfgloop.c (flow_loop_outside_edge_p): Remove.
1002 * cfgloop.h: Remove the prototype for
1003 flow_loop_outside_edge_p.
1005 * emit-rtl.c (init_virtual_regs): Make it static.
1006 * function.h: Remove the prototype for init_virtual_regs.
1008 * recog.c (peephole2_optimize): Make it static.
1009 * recog.h: Remove the prototype for peephole2_optimize.
1011 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1013 * df-scan.c (df_record_entry_block_defs): Check if
1014 INCOMING_RETURN_ADDR_RTX is defined.
1016 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
1017 Kenneth Zadeck <zadeck@naturalbridge.com>
1019 PR rtl-optimization/24762
1020 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1021 * targhooks.c (hook_void_bitmap): New hook prototype.
1022 * targhoohs.h (hook_void_bitmap): Ditto.
1023 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
1024 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
1025 * target.h (live_on_entry): New function pointer.
1026 * df-scan.c (df_all_hard_regs): Removed.
1027 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
1028 (df_scan_free_internal): Added df->entry_block_defs.
1029 (df_scan_alloc): Ditto.
1030 (df_scan_dump): Ditto.
1031 (df_uses_record): Plumbed flag field properly thru calls.
1032 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
1033 This part fixes PR24762.
1034 (df_bb_refs_record): Added code to make the frame and arg
1035 pointers live in EH blocks.
1036 (df_refs_record): Added call to df_record_entry_block_defs.
1037 (df_record_entry_block_defs): New function.
1038 * df-core.c: Added comments to describe new artifical defs.
1039 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
1040 (entry_block_defs): New field in struct df.
1041 (df_all_hard_regs): Deleted.
1042 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1043 * df-problems.c (df_ru_bb_local_compute_process_def):
1044 Added code to handle artifical defs in the entry to a function.
1045 (df_ru_bb_local_compute): Ditto.
1046 (df_rd_bb_local_compute_process_def): Ditto.
1047 (df_rd_bb_local_compute): Ditto.
1048 (df_lr_bb_local_compute): Ditto.
1049 (df_ur_bb_local_compute): Ditto.
1050 (df_urec_bb_local_compute): Ditto.
1051 (df_chain_create_bb): Ditto.
1052 (df_ur_local_finalize): Removed entry.
1053 (df_urec_init): Ditto.
1054 (df_urec_local_finalize): Ditto.
1055 (df_ri_bb_compute): Added detection of last use of pseudos.
1056 * Makefile.in (df-scan.o): Updated dependencies.
1057 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
1058 * config/mips/mips.c (mips_set_live_on_entry): Added.
1059 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
1061 * dce.c (marked_insn_p): Added code to handle artifical defs.
1063 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1065 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
1067 (_mm_cvtsi128_si64): Likewise.
1068 (_mm_cvtsd_si64): Likewise.
1069 (_mm_cvttsd_si64): Likewise.
1070 (_mm_cvtsi64_sd): Likewise.
1071 (_mm_cvtsi64_si128): Likewise.
1072 * config/i386/mmintrin.h (_m_from_int64): Likewise.
1073 (_mm_cvtsi64_m64): Likewise.
1074 (_m_to_int64): Likewise.
1075 (_mm_cvtm64_si64): Likewise.
1076 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
1077 (_mm_cvttss_si64): Likewise.
1078 (_mm_cvtsi64_ss): Likewise.
1079 (_mm_cvtss_f32): Likewise.
1081 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
1083 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
1084 for pragma redefine_extname.
1086 2006-01-27 Jakub Jelinek <jakub@redhat.com>
1089 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
1090 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
1091 -mno-minimal-toc to previous content.
1092 (bispecs): Remove goal.
1093 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
1094 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
1095 compatibility aliases on powerpc-*-*gnu*.
1096 * config/rs6000/libgcc-ppc-glibc.ver: New file.
1097 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
1098 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
1099 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
1100 (ldblspecs): New goal.
1101 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
1102 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
1104 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
1105 L_sf_to_tf or L_df_to_tf is defined.
1107 2006-01-27 David Edelsohn <edelsohn@gnu.org>
1108 Alan Modra <amodra@bigpond.net.au>
1111 * config/rs6000/linux.h (POWERPC_LINUX): Define.
1112 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
1113 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
1114 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
1115 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
1116 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
1117 (rs6000_override_options): Initialize rs6000_ieeequad.
1118 Initialize TFmode format to ibm_extended_format if not
1120 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
1122 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
1123 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
1124 (function_arg_advance): IBM long double passed in two FPRs, not
1126 (function_arg): IBM long double passed in FPRs.
1127 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
1128 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
1129 Only multireg GPR aligned.
1130 (rs6000_init_libfuncs): Enable IBM long double functions if not
1132 (rs6000_generate_compare): Use IBM long double compare if not
1134 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
1135 (TARGET_IEEEQUAD): Define.
1136 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
1137 not TARGET_IEEEQUAD.
1138 * config/rs6000/rs6000.md: Enable TFmode patterns if
1140 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
1141 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1142 and -mlong-double-128 are incompatible.
1143 * doc/invoke.texi (-mabi): Collect options together. Add
1144 ibmlongdouble and ieeelongdouble.
1146 2006-01-27 Richard Sandiford <richard@codesourcery.com>
1148 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
1150 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
1151 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
1152 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
1153 * rtl.h (rtunion_def): Remove rt_ptr.
1155 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
1156 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
1157 * config/i386/winnt.c (i386_pe_mark_dllexport)
1158 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
1160 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
1162 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
1164 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1168 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
1169 pthread_key_delete. From John David Anglin. gthrw-ify
1170 pthread_getunique_np only if it it's not a macro. Delete
1172 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
1173 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
1174 __gthread_objc_condition_signal, __gthread_key_delete): Add
1175 "__attribute__ ((__unused__))" to unused arguments.
1176 (__gthread_recursive_mutex_init_function): Add missing return.
1177 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
1178 gthr-posix95.h: Use macro-based approach for name redirection
1179 on targets missing weakref.
1181 2006-01-26 Zack Weinberg <zackw@panix.com>
1183 * genconditions.c (write_header): In generated code, #ifdef out
1184 all includes and fake declarations, except includes of bconfig.h
1185 and system.h, unless GCC_VERSION >= 3001. Do not include
1186 gensupport.h in any case.
1187 (write_conditions): Generate a definition of struct c_test. Add
1188 a comment to the generated #endif.
1189 (write_one_condition): Escape backslashes in string too.
1190 (write_writer): Generated code must escape backslashes and quote
1191 marks (but not newlines) in the strings it writes.
1192 * Makefile.in (build/gencondmd.o): Update dependencies.
1194 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1197 * Makefile.in (insn-automata.o): Add header file dependencies.
1198 * genautomata.c: Add includes.
1200 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1203 * Makefile.in (insn-automata.o): Add -Wno-error flag.
1205 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1207 * configure.ac: Expect target tools paths to be passed from the toplevel
1208 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
1210 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
1212 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1215 * c.opt (Wpointer-sign): Init to -1.
1216 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
1217 OPT_pedantic, to 0 otherwise.
1218 * doc/invoke.texi: Update.
1220 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1222 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
1223 constants provided by 80387 instructions in the destination mode.
1225 2006-01-26 Richard Guenther <rguenther@suse.de>
1226 Andrew Pinski <pinskia@physics.uc.edu>
1229 partial PR tree-opt/17064
1230 * tree-ssa-structalias.c (intra_create_variable_infos):
1231 Create heap variables for incoming parameters if
1232 flag_argument_noalias > 1.
1233 (find_what_p_points_to): Look through default defs of
1236 2006-01-26 Jeff Law <law@redhat.com>
1239 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
1240 with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
1241 within the VR_RANGE, use the VR_RANGE as the result, not the
1243 (adjust_range_with_scev): Reject ranges from SCEV which are out of
1244 bounds for the type.
1246 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
1248 * tree-ssa-alias.c (maybe_create_global_var): Change
1249 subvar walking to an assertion that we don't have subvar'd variables.
1251 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
1254 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
1255 Use a new variable, inner. PARM_DECLs are always non-weak.
1257 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
1259 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
1262 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
1264 * config/mips/mips.md (*clear_upper32): New combiner pattern.
1266 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
1268 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
1269 (smax_insn, smin_insn, smax_0, smin_0): New.
1271 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
1274 * config/cris/cris.c (cris_order_for_addsi3): New function.
1275 * config/cris/cris-protos.h: Prototype it.
1276 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
1277 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
1278 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
1279 (split for "op.S1 [rx=rx+i],ry (swapped)")
1280 (split for "op(s|u).S1 [rx=rx+i],ry")
1281 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
1282 Apply cris_order_for_addsi3 when generating addsi3 insns.
1284 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1286 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
1287 (TREE_BLOCK): Add call to EXPR_CHECK.
1289 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1292 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
1293 * tree-pretty-print.c (dump_omp_clause): Extract from ...
1294 (dump_omp_clauses): ... here.
1295 (dump_generic_node): Handle OMP_CLAUSE.
1296 * tree.c (omp_clause_num_ops): New.
1297 (omp_clause_code_name): New.
1298 (tree_code_size): Handle OMP_CLAUSE.
1299 (tree_size): Likewise.
1300 (make_node): Document handling of OMP_CLAUSE.
1301 (tree_node_structure): Handle OMP_CLAUSE.
1302 (omp_clause_check_failed): New.
1303 (omp_clause_range_check_failed): New.
1304 (omp_clause_operand_check_failed): New.
1305 (build_omp_clause): New.
1306 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
1307 * tree.h (enum omp_clause_code): Declare.
1308 (OMP_CLAUSE_SUBCODE_CHECK): Define.
1309 (OMP_CLAUSE_RANGE_CHECK): Define.
1310 (OMP_CLAUSE_ELT_CHECK): Define.
1311 (omp_clause_check_failed): Declare.
1312 (omp_clause_operand_check_failed): Declare.
1313 (omp_clause_range_check_failed): Declare.
1314 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
1315 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
1316 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
1317 (OMP_CLAUSE_LASTPRIVATE): Likewise.
1318 (OMP_CLAUSE_IF_EXPR): Likewise.
1319 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
1320 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
1321 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
1322 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
1323 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
1324 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
1325 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
1326 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
1327 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
1328 (OMP_CLAUSE_CODE): Define.
1329 (OMP_CLAUSE_SET_CODE): Define.
1330 (OMP_CLAUSE_CODE): Define.
1331 (OMP_CLAUSE_OPERAND): Define.
1332 (struct tree_omp_clause): Declare.
1333 (union tree_node): Add field 'omp_clause'.
1334 * treestruct.def (TS_OMP_CLAUSE): Define.
1335 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
1336 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
1337 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
1338 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
1339 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
1340 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
1341 (OMP_CLAUSE): Define.
1342 * print-tree.c (print_node): Handle OMP_CLAUSE.
1343 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
1344 * c-typeck.c: Likewise.
1345 * gimplify.c: Likewise.
1346 * c-omp.c: Likewise.
1347 * tree-nested.c: Likewise.
1348 * tree-inline.c: Likewise.
1349 * c-parser.c: Likewise.
1350 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
1353 2006-01-25 Roger Sayle <roger@eyesopen.com>
1355 PR rtl-optimization/25703
1356 * combine.c (try_combine): Handle zero_extract and strict_low_part
1357 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
1359 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
1361 * global.c: Fix comment typos.
1363 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
1366 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
1367 Use output_addr_const instead of assemble_name.
1369 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
1371 * Makefile.in (sched-vis.o): Update dependencies.
1372 * haifa-sched.c (sched_finish): Clear current_sched_info.
1373 * cfg.c (dump_bb_info): New, split from dump_flow_info.
1374 (dump_flow_info): Call it.
1375 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
1377 * basic-block.h (dump_bb_info): Declare.
1378 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
1379 option, and apply options only for dump files whose TDF_RTL,
1380 TDF_TREE, or TDF_IPA bits match.
1381 * rtl.h: Declare new functions exported from sched-vis.c.
1382 * sched-vis.c: Enable also if scheduling is not used.
1383 (print_value): Print the mode of registers if not inside scheduling.
1384 (print_insn): Make it work outside the scheduler. Beautify the output
1386 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
1388 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1390 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
1391 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
1392 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
1393 depending on the value of CONSTANT_POOL_ADDRESS_P.
1394 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
1396 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
1397 rather than SYMBOL_REF_DECL.
1398 (rtx_constant_pool): Remove const_rtx_sym_htab.
1399 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
1400 (init_varasm_status): Don't initialize const_rtx_sym_htab.
1401 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
1402 Remove handling of const_rtx_sym_htab.
1403 (find_pool_constant): Delete.
1404 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
1405 rather than find_pool_constant.
1406 (get_pool_constant_for_function): Delete.
1407 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1409 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1410 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1411 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1412 (SYMBOL_REF_CONSTANT): New macro.
1413 (get_pool_constant_for_function): Delete.
1414 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1415 rather than SYMBOL_REF_DECL.
1416 (i386_pe_mark_dllimport): Likewise.
1417 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1418 rather than SYMBOL_REF_DECL.
1419 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1420 (machopic_indirect_call_target): Likewise.
1422 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1424 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1426 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1428 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1430 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1432 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1434 2006-01-24 David Daney <ddaney@avtrex.com>
1437 * configure.ac (enable_tls): New enable option.
1438 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1439 * configure: Regenerate.
1440 * doc/install.texi (--enable-tls): Document new option.
1441 (--disable-tls): Ditto.
1443 2006-01-24 Richard Henderson <rth@redehat.com>
1445 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1446 * alias.c (true_dependence): Respect it.
1447 (canon_true_dependence, write_dependence_p): Likewise.
1448 * builtins.c (get_builtin_sync_mem): Set it.
1450 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1452 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1455 2006-01-24 DJ Delorie <dj@redhat.com>
1457 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1458 for storing constants in single-bit bitfields.
1460 2006-01-25 Ben Elliston <bje@au.ibm.com>
1462 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1464 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1467 * tree-ssa-pre.c (phi_translate): Return NULL
1468 for AGGREGATE_TYPE's.
1470 2006-01-24 Zack Weinberg <zackw@panix.com>
1472 * genautomata.c (process_state_for_insn_equiv_partition):
1473 Use xcalloc for insn_arcs_array.
1474 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1475 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1477 2006-01-24 Richard Henderson <rth@redhat.com>
1479 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1482 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1484 PR rtl-optimization/25890
1485 PR rtl-optimization/25905
1486 * combine.c (expand_compound_operation, expand_field_assignment):
1487 Fail if the bitfield's final position is out of bounds.
1489 2006-01-24 Ian Lance Taylor <ian@airs.com>
1492 * cgraphunit.c (cgraph_output_in_order): Don't clear
1493 cgraph_asm_nodes until after asm strings have been output.
1495 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1497 * fix-header.c (read_scan_file): Add new parameter imultilib when
1498 calling register_include_chains.
1500 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1502 * omp-low.c: Update documentation.
1504 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1505 Daniel Berlin <dberlin@dberlin.org>
1509 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1510 return from the function.
1512 2006-01-22 Zack Weinberg <zackw@panix.com>
1514 * rtl.def (match_code): Add second argument.
1515 * genpreds.c (write_extract_subexp): New function.
1516 (write_match_code): Add path argument. Use write_extract_subexp.
1517 (write_predicate_expr): Pass path to write_match_code.
1518 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1519 not perform a mode test.
1520 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1521 a subexpression does not constrain the top-level code set.
1522 * read-rtl.c (read_rtx_variadic): New function.
1523 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1524 * doc/md.texi: Document new notation.
1525 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1526 (cmpsi_operand): ... here, using new notation.
1528 2006-01-22 Zack Weinberg <zackw@panix.com>
1530 * varray.c: Remove GENERATOR_FILE #ifdefs.
1532 2006-01-22 Zack Weinberg <zackw@panix.com>
1534 * genautomata.c (output_reserved_units_table): Emit nothing if
1535 description->query_units_num is zero. Remove extra blank line.
1536 (output_cpu_unit_reservation_p): Short circuit
1537 if description->query_units_num is zero.
1539 2006-01-22 Zack Weinberg <zackw@panix.com>
1541 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1542 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1543 nor any of the random handful of variables that used to be necessary
1544 when this program was linked with rtlanal.o. Prune set of forward
1545 function declarations.
1546 (struct attr_desc): Remove static_p field.
1547 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1548 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1549 (attr_string): Do not read the character one past the length of
1551 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1552 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1553 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1554 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1555 (make_automaton_attrs): New.
1556 (main): Do not call into genautomata. Call local gen_bypass
1557 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1558 Remove special case for insn_alts.
1559 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1560 varray.h (leftover from previous change). Prune set of forward
1561 function declarations. Remove state_alts fields from all
1562 structures. Remove state_alts_table from struct automaton.
1563 Make everything except main static. Do not maintain num_dfa_decls.
1564 Do not maintain state_alts fields of various structures.
1565 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1566 (add_arc): Remove state_alts argument. All callers updated.
1567 (output_reserved_units_table): Emit #ifdef here...
1568 (output_tables): ...not here. Don't generate state_alts tables.
1569 (expand_automata): Don't generate attributes.
1570 (write_automata): Don't generate state_alts functions.
1571 (main): New function.
1572 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1573 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1574 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1575 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1576 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1577 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1578 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1579 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1581 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1582 * genattrtab.h: Delete file.
1583 * Makefile.in (OBJS-common): Add insn-automata.o.
1584 (insn-automata.o): New rule.
1585 (simple_generated_c): Add insn-automata.c.
1586 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1587 (genprogmd): Add automata.
1588 (build/genattrtab): Needs no extra objects nor libraries.
1589 (build/genautomata): Needs build/vec.o and -lm.
1591 2006-01-22 Zack Weinberg <zackw@panix.com>
1593 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1594 (output_dfa_max_issue_rate, locked_states_num): Delete.
1595 (struct automaton): Add locked_states field.
1596 (output_dead_lock_vect): Save number of locked states in
1597 automaton->locked_states. If it is zero, don't print anything.
1598 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1599 (output_internal_dead_lock_func): Only test the dead_lock_vect
1600 for automata that have locked states.
1601 (output_statistics): Always print the number of locked states for
1602 each automaton. Calculate total number of locked states here.
1603 (write_automata): Don't call output_dfa_max_issue_rate.
1604 * genattrtab.c: Define length_unit_log as a const variable.
1605 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1606 max_insn_queue_index const.
1607 * final.c (length_unit_log): Declare const.
1608 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1610 2006-01-22 Zack Weinberg <zackw@panix.com>
1612 * genautomata.c: Include vec.h, not varray.h.
1613 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1614 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1615 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1616 VEC_* macros operating on appropriately typed vectors, or to
1617 malloced arrays when the size is known in advance. Const-ify
1618 many char* variables and function arguments. No functional changes.
1619 * Makefile.in (build/varray.o): Delete rule.
1620 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1621 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1623 2006-01-22 Zack Weinberg <zackw@panix.com>
1625 * gensupport.c: Define get_insn_name and record_insn_name here.
1626 (read_md_rtx): Call record_insn_name as appropriate.
1627 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1628 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1629 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1631 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1632 (BUILD_VARRAY): Delete.
1633 (genprognormal): Rename genprogmd. Fold in all programs from
1634 genprognoprint; also attrtab.
1635 (build/genattrtab): Just mention genautomata.o and varray.o.
1636 Reorganize a bit, add comments to make the categories clearer.
1638 2006-01-22 Zack Weinberg <zackw@panix.com>
1640 * genconditions.c (condition_table, add_condition): Delete.
1641 (write_conditions): Don't emit n_insn_conditions nor
1642 insn_elision_unavailable. Issue the gcc version #ifdef here,
1643 inside the table, with no #else clause ...
1644 (write_header): ...not here.
1645 (write_writer): New function.
1646 (main): Don't initialize condition_table. Use add_c_test.
1648 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1649 files on the command line.
1650 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1651 Return -1 if there is no entry in the table, don't abort.
1652 (add_c_test, traverse_c_tests): New functions.
1653 * gensupport.h (insn_elision_unavailable, insn_conditions)
1654 (n_insn_conditions): Delete declarations.
1655 (add_c_test, traverse_c_tests): Declare.
1656 * read-rtl.c: Include gensupport.h.
1657 (read_conditions): New function.
1658 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1659 (read_rtx_1): If we get EOF when we were looking for an initial
1660 open paren, return 0. Call read_conditions when appropriate.
1661 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1662 dummy-conditions.o. Eliminate references to insn-conditions.o,
1663 or change them to build/gencondmd.o, as appropriate. Remove
1664 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1665 from $(simple_generated_c). For all files remaining in those
1666 two lists, add insn-conditions.md to the generator command line.
1667 Give insn-constants.h/s-constants their own rules. Add rules
1668 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1669 (build/read-rtl.o): Depend on gensupport.h.
1670 (genprognormal): Include preds.
1671 (genprogearly): Rename genprognoprint; only difference is now that
1672 they don't link with $(BUILD_PRINT).
1673 * dummy-conditions.c: Delete.
1675 2006-01-22 Zack Weinberg <zackw@panix.com>
1677 * genextract.c: Don't include insn-config.h. Do include vec.h.
1678 Declare vectors of int, char, and locstr.
1679 (locstr): New typedef.
1680 (struct extraction): Make all array fields into bare pointers.
1681 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1682 (insn_code_number): Delete.
1683 (accum_extract): New struct.
1684 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1685 (gen_insn): Take insn_code_number as an argument. Use an
1686 accum_extract structure instead of loading data directly into
1687 a struct extraction, and having to know how big it might get.
1688 (walk_rtx): Operate entirely on an accum_extract structure.
1689 (print_path): Avoid unnecessary use of printf.
1690 (print_header): New function, split out of main. Distinguish
1691 more carefully between an unrecognizable insn and an insn that
1692 has the code number of a define_expand.
1693 (main): Pass insn_code_number to gen_insn. Call print_header
1694 only after parsing. Avoid unnecessary use of printf.
1695 * Makefile.in (build/vec.o): New rule.
1696 (build/genextract): Depend on build/vec.o.
1697 (build/genextract.o): Don't depend on insn-config.h.
1699 2006-01-22 Zack Weinberg <zackw@panix.com>
1701 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1702 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1703 practical. Eliminate per-generator-program link rules.
1705 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1708 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1709 with a call expr to ...
1710 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1712 2006-01-23 Richard Guenther <rguenther@suse.de>
1714 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1715 before make_edge with conditional EDGE_TRUE_VALUE.
1717 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1718 Jan Hubicka <jh@suse.cz>
1719 Richard Guenther <rguenther@suse.de>
1721 PR rtl-optimization/25654
1722 * cfgexpand.c (aggregate_contains_union_type): New function.
1723 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1724 for structure variables that contain a union type.
1726 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1728 * gengtype.c (new_structure): Return the structure.
1729 (create_option): Add an extra "next" argument.
1730 (create_field): New function.
1731 (adjust_field_rtx_def): Use create_option and create_field.
1732 Remove a now-unnecessary call to find_structure.
1733 (adjust_field_tree_def): Likewise.
1734 (note_yacc_type): Remove an unnecessary call to find_structure.
1735 * gengtype.h (new_structure): Return the structure.
1736 (create_option): Add an extra argument.
1737 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1738 (option): Adjust calls to create_option.
1740 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1742 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1744 2006-01-22 Paul Brook <paul@codesourcery.com>
1745 Peter Barada <peter@the-baradas.com>
1747 * config/m68k/m68k.md: Add Coldfire FPU support.
1748 Define FP mode macro and associated attributes.
1749 Use it for float mode patterns.
1750 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1751 (LIBCALL_VALUE): Use m68k_libcall_value.
1752 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1753 (m68k_function_value): Ditto.
1754 (emit_move_sequence): Ditto.
1755 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1756 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1757 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1758 (MULTILIB_EXCEPTIONS): Ditto.
1759 * config/m68k/m68k.opt: Add mcfv4e.
1760 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1761 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1762 (m68k_output_function_prologue): Save ColdFire FPU registers.
1763 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1764 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1765 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1766 ColdFire FPU registers.
1767 (m68k_libcall_value, m68k_function_value): New functions.
1768 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1769 (LIBCALL_VALUE): Use m68k_libcall_value.
1770 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1771 (MASK_COLDFIRE): Add MASK_CFV4E.
1772 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1773 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1774 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1775 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1776 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1777 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1778 * doc/invoke.tex: Document -mcfv4e on m68k.
1780 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1782 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1785 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1788 * c-opts.c (c_common_handle_option): Don't include
1789 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1790 * doc/invoke.texi (C++ Dialect Options): Document that
1791 -Wnon-virtual-dtor is no longer included in -Wall.
1793 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1795 * gcov.c (print_version), gcov-dump.c (print_version),
1796 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1799 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1801 * df-scan.c (problem_SCAN): Added NULL reset function.
1802 (df_scan_reset_blocks): Added code to call reset block function
1803 (df_bb_refs_delete) Fixed comment.
1804 (df_insn_refs_delete): Made tolerant of deleting non existent info
1805 for dataflow problems that need to be reset.
1806 * df-core.c (df_set_blocks): Ditto.
1807 * df.h (struct df_problem): Added reset_fun.
1808 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1809 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1810 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1811 functions to clear out all references to def-use or use-def chains.
1813 2006-01-21 Ben Elliston <bje@au.ibm.com>
1815 * varasm.c (assemble_real): Initialise data array.
1817 2006-01-20 Paul Brook <paul@codesourcery.com>
1819 Merge from csl-arm-branch.
1820 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1821 * config/arm/arm.md (movdi): Force operands[1] to a register
1822 if we have a non-register source.
1823 (*arm_movdi, *movdf_soft_insn): Require that one of the
1824 operands be a register.
1825 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1826 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1828 2006-01-20 DJ Delorie <dj@redhat.com>
1830 * varasm.c (initialize_constant_valid_p): Allow pointers
1831 initialized from integer constants of lesser precision.
1832 (output_constant): Allow non-int-sized pointer modes to be
1833 initialized from integer constants.
1835 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1838 * cppdefault.h (struct default_include): Add multilib flag.
1839 * cppdefault.c (cpp_include_defaults): Set it.
1840 * c.opt (-imultilib): New option.
1841 * c-opts.c (imultilib): New.
1842 (c_common_handle_option): Handle -imultilib.
1843 (c_common_post_options): Likewise.
1844 * c-incpath.c (add_standard_paths, register_include_chains):
1846 * c-incpath.h (register_include_chains): Add extra parameter.
1847 * gcc.c (do_spec_1): Generate -imultilib option.
1848 (The Specs Language): Update %I description.
1849 (process_command): Update copyright notice.
1850 * doc/cppopts.texi (-imultilib): Document.
1851 * doc/invoke.texi (-imultilib): Include in option summary.
1852 (%I): Update specs documentation.
1854 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1856 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1858 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1860 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1863 2006-01-20 Richard Guenther <rguenther@suse.de>
1864 Steven Bosscher <stevenb.gcc@gmail.com>
1866 PR rtl-optimization/24626
1867 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1868 EDGE_TRUE_VALUE if in RTL mode.
1871 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1872 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1874 2006-01-20 Dirk Mueller <dmueller@suse.com>
1877 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1878 instead of a special NOP marker.
1879 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1880 NOP marker handling.
1881 * c-common.h (empty_body_warning): Add forward declaration.
1882 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1883 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1885 2006-01-20 Paul Brook <paul@codesourcery.com>
1887 * Makefile.in (lang_checks): Keep going if mkdir fails.
1889 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1891 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1892 be able to clean out basic block when not necessary.
1893 (df_scan_free): Fixed to properly delete information if df is
1894 unused before calling df_finish.
1895 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1896 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1898 (df_bb_refs_delete): New function.
1899 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1900 * df-core.c (df_set_blocks): Added code to properly clean out
1901 unused blocks if they are not part of the blocks to consider.
1902 Added additional null check.
1903 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1904 be able to clean out basic block when not necessary
1905 * df.h (df_free_bb_function): Ditto.
1906 (df_bb_refs_delete): New function.
1907 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1908 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1909 basic block parameter to be able to clean out basic block when not
1911 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1912 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1913 Fixed to properly delete information if df is unused before
1916 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1918 PR rtl-optimization/25799
1919 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1920 Corrected confluence operator to remove bits from op2 before oring
1921 with op1 rather than removing bits from op1.
1922 (df_ru_transfer_function): Corrected test on wrong bitmap which
1923 caused infinite loop. Both of these problems were introduced in
1924 the dataflow rewrite.
1926 2006-01-19 DJ Delorie <dj@redhat.com>
1928 * reload1.c (find_reload_regs): Note the details of reload
1929 failures in the dump file.
1930 (spill_failure): Likewise.
1932 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1934 * loop-iv.c: Include df.h and hashtab.h.
1935 (enum iv_grd_result): New enum.
1936 (DF_REF_IV, DF_REF_IV_SET): New macros.
1937 (struct biv_entry): New.
1938 (df, bivs): New global variables.
1939 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1940 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1942 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1943 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1944 analyzed_for_bivness_p, record_biv): New functions.
1945 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1946 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1947 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1949 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1951 (iv_number_of_iterations): Use new interface to iv analysis.
1952 * loop-unroll.c: Do not include varray.h.
1953 (analyze_iv_to_split_insn): Use new interface to iv
1955 * loop-unswitch.c (may_unswitch_on): Ditto.
1956 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1958 (df_bb_modify): Realloc tables to the new index.
1959 (df_find_use): New function.
1960 * df.h (df_find_use): Declare.
1961 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1963 * cfgloop.h (struct rtx_iv): Remove analysed field.
1964 (iv_get_reaching_def): Removed.
1965 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1966 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1967 (loop-iv.o): Add df.h and hashtab.h dependency.
1968 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1970 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1973 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1975 (__floatundisf, __floatundidf): Likewise.
1976 * libgcc2.h (IS_IBM_EXTENDED): Define.
1978 2006-01-19 DJ Delorie <dj@redhat.com>
1980 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
1982 2006-01-19 Paul Brook <paul@codesourcery.com>
1984 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
1985 as nothrow when unwinding tables are disabled.
1987 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1990 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
1991 of bit-field" when in system header.
1993 2006-01-19 DJ Delorie <dj@redhat.com>
1995 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1996 the 16 bit shift limit of the m16c.
1998 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
2001 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
2002 * config/i386/i386.c (output_set_got): Output the label if we have one
2003 for the TARGET_DEEP_BRANCH_PREDICTION case.
2005 2006-01-19 Jan Hubicka <jh@suse.cz>
2006 H.J. Lu <hongjiu.lu@intel.com>
2007 Evandro Menezes <evandro.menezes@amd.com>
2009 * invoke.texi (generic): Document
2011 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
2012 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
2013 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
2014 (x86_use_incdec, x86_pad_returns): New variables
2015 (TARGET_CPU_DEFAULT_generic): New constant
2016 (TARGET_CPU_DEFAULT_NAMES): Add generic.
2017 (enum processor_type): Add generic32 and generic64.
2018 * i386.md (cpu attribute): Add generic32/generic64
2019 (movhi splitter): Behave sanely when both partial_reg_dependency and
2020 partial_reg_stall are set.
2021 (K8 splitters): Enable for generic as well.
2022 * predicates.md (incdec_operand): Use TARGET_INCDEC
2023 (aligned_operand): Avoid memory mismatch stalls.
2024 * athlon.md: Enable for generic64, new patterns for 128bit moves.
2025 * ppro.md: Enable for generic32
2026 * i386.c (generic64_cost, generic32_cost): New.
2027 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
2028 (x86_use_leave): Enable for generic64. (x86_use_sahf,
2029 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
2030 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
2031 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
2032 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2033 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2034 x86_accumulate_outgoing_args, x86_prologue_using_move,
2035 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
2036 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
2038 (x86_use_incdec, x86_pad_returns): New.
2039 (override_options): Add generic32 and generic64, translate "generic"
2040 to generic32/generic64 and "i686" to "generic32", refuse
2041 "generic32"/"generic64" as arch target.
2042 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
2043 (ix86_reorg): Honor PAD_RETURNS.
2045 2006-01-19 Diego Novillo <dnovillo@redhat.com>
2047 * tree-pretty-print.c (dump_generic_node): Handle
2048 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
2049 * cgraph.c (cgraph_expand_queue): Rename from
2050 cgraph_analyze_queue. Update all users.
2051 * cgraphunit.c (cgraph_assemble_pending_functions): Process
2052 cgraph_expand_queue.
2053 (cgraph_expand_all_functions): Likewise.
2054 (cgraph_finalize_pending_functions): Remove. Update callers.
2056 * tree.h (OMP_DIRECTIVE_P): Define.
2057 (OMP_PARALLEL_FN): Define.
2058 (OMP_PARALLEL_DATA_ARG): Define.
2059 (OMP_SECTIONS_SECTIONS): Define.
2060 * tree-pass.h (pass_expand_omp): Declare.
2061 * omp-low.c (struct omp_region): Declare.
2062 (struct omp_context): Remove fields 'parallel_type',
2063 'parallel_start_ix' and 'parallel_start_additional_args'.
2065 (struct omp_for_data): Rename from struct expand_omp_for_data.
2066 (omp_regions): New static variable.
2067 (root_omp_region): New static variable.
2068 (find_omp_clause): Make static.
2069 (is_in_combined_parallel_ctx): Remove.
2070 (is_combined_parallel): New.
2071 (extract_omp_for_data): Move earlier in the file.
2072 (workshare_safe_to_combine_p): New.
2073 (get_ws_args_for): New.
2074 (determine_parallel_type): Move earlier in the file.
2075 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
2077 (omp_copy_decl): Likewise.
2078 (create_omp_child_function): Likewise.
2079 (lookup_omp_region): New.
2080 (dump_omp_region): New.
2081 (debug_omp_region): New.
2082 (debug_all_omp_regions): New.
2083 (new_omp_region): New.
2084 (scan_omp_parallel): If parallel_nesting_level > 1, the
2085 directive is nested within another parallel directive.
2086 Set OMP_PARALLEL_FN.
2087 (scan_omp_for): Do not try to handle combined parallel+for
2089 Remove FIXME comment.
2090 (scan_omp_nested): Remove.
2091 (scan_omp_1): Do not call scan_omp_nested when
2092 parallel_nesting_level is > 1.
2093 Do not change the DECL_CONTEXT of local variables found.
2094 (lookup_decl_in_outer_ctx): New.
2095 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
2096 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
2097 (lower_reduction_clauses): Rename from expand_reduction_clauses.
2098 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
2099 If CTX is nested, lookup VAR in the outer context when
2100 building copy assignment.
2101 (lower_send_clauses): Rename from expand_send_clauses.
2102 If CTX is nested, lookup VAR in the outer context when
2103 building copy assignments.
2104 (lower_send_shared_vars): Rename from expand_send_shared_vars.
2105 If CTX is nested, lookup VAR in the outer context when
2106 building copy assignments.
2107 (expand_parallel_call): Rename from build_parallel_call.
2108 Handle combined parallel+workshare cases.
2109 Re-implement to emit code into the CFG.
2111 (expand_omp_parallel): Re-implement to emit code into the CFG.
2112 Call move_sese_region_to_fn to outline the sub-graph
2113 containing the parallel region.
2114 (expand_omp_for_1): Remove.
2115 (expand_omp_for_generic): Re-implement to emit code into the
2117 (expand_omp_for_static_nochunk): Likewise.
2118 (expand_omp_for_static_chunk): Likewise.
2119 (expand_omp_for): Likewise.
2120 (expand_omp_sections): Likewise.
2121 (remove_exit_barriers): New.
2122 (expand_omp_synch): New.
2124 (build_omp_regions_1): New.
2125 (build_omp_regions): New.
2126 (execute_expand_omp): New.
2127 (gate_expand_omp): New.
2128 (pass_expand_omp): Define.
2129 (lower_omp_sections): Rename from expand_omp_sections.
2130 Set OMP_SECTIONS_SECTIONS.
2131 (lower_omp_single_simple): Rename from expand_omp_single_simple.
2132 (lower_omp_single_copy): Rename from expand_omp_single_copy.
2133 (lower_omp_single): Rename from expand_omp_simple.
2134 (lower_omp_master): Rename from expand_omp_master.
2135 (lower_omp_ordered): Rename from expand_omp_ordered.
2136 (lower_omp_critical): Rename from expand_omp_critical.
2137 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
2138 (lower_omp_for): Re-implement.
2139 (lower_omp_parallel): Re-implement.
2140 (lower_regimplify): Rename from expand_regimplify.
2141 (lower_omp_1): Rename from expand_omp_1.
2142 If there are syntax errors in the program, replace every
2143 OpenMP directive with NOP.
2144 Call lower_omp_* instead of expand_omp_*.
2145 (lower_omp): Rename from expand_omp.
2147 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
2148 * tree-gimple.h (enum omp_parallel_type): Remove.
2149 (gimple_boolify): Declare extern.
2150 (find_omp_clause, determine_parallel_type): Remove.
2152 * gimple-low.c (lower_omp_directive): New.
2153 (lower_stmt): Call it.
2154 (record_vars_into): Move from ...
2155 (record_vars): ... here.
2156 Call record_vars_into with current_function_decl.
2158 * gimplify.c (struct gimplify_ctx): Remove fields
2159 combined_pre_p and combined_ctxp. Update users.
2160 (get_formal_tmp_var): Add documentation.
2161 (gimple_boolify): Make extern.
2162 (gimplify_expr_in_ctx): Remove. Update callers.
2163 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
2164 will always be a BIND_EXPR.
2165 (gimplify_expr): Handle OMP_RETURN_EXPR.
2166 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
2167 (OMP_PARALLEL): Add 3 operands.
2168 (OMP_SECTIONS): Add 1 operand.
2169 (OMP_RETURN_EXPR): Define.
2171 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
2172 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
2173 * tree-iterator.c (alloc_stmt_list): Assert that we are not
2174 creating a circular free list.
2175 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
2177 * tree-flow.h (move_sese_region_to_fn): Declare.
2178 (record_vars_into): Declare.
2179 * tree-cfg.c (make_omp_sections_edges): New.
2180 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
2181 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
2182 OMP_SECTIONS and OMP_SECTION.
2183 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
2184 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
2185 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
2186 (gather_blocks_in_sese_region): New.
2187 (struct move_stmt_d): Declare.
2189 (move_block_to_fn): New.
2190 (move_sese_region_to_fn): New.
2192 * passes.c (init_optimization_passes): Schedule
2193 pass_expand_omp after pass_init_datastructures.
2195 * tree-ssa-operands.c (get_expr_operands): Handle
2196 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
2197 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
2199 2006-01-19 Jeff Law <law@redhat.com>
2201 * tree-vrp.c (extract_range_from_assert): Refine the result range
2202 if the variable referenced by the ASSERT_EXPR has a range and
2203 either the tentative result range or the previous range is a
2206 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2208 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
2210 2006-01-19 Jan Hubicka <jh@suse.cz>
2212 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
2214 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
2216 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
2217 (expand_compound_operation, expand_field_assignment): Fail if the
2218 bit lengths of an extract operation are out of range.
2219 (make_extraction): Compute wanted_inner_mode based on the position
2220 and length of the extraction. Make it extraction_mode for non-constant
2221 positions, and do not modify offset in that case. When generating a
2222 new MEM, use a mode that can hold the extraction while keeping correct
2223 alignment. Remove code that supported MEMs wrapped by USEs.
2224 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
2226 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
2228 * config/s390/s390.md ("Y", "y"): New mode attribute.
2229 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2230 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
2231 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
2232 "*addsi3_imm_cc", "*addsi3_carry1_cc",
2233 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
2234 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
2235 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
2236 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
2237 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
2238 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
2239 "addsi3", "subsi3"): Insn patterns removed.
2240 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
2241 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
2242 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
2243 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
2244 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
2245 "*sub<mode>3_cconly2"): New insn patterns.
2246 ("addsi3", "subsi3"): New expanders.
2248 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
2250 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
2251 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
2252 existing STMT_VINFO_VECTYPE if available.
2253 (vect_mark_relevant): Add special handling for stmts that are
2254 marked as STMT_VINFO_IN_PATTERN_P.
2255 (vect_analyze_loop): Call vect_pattern_recog.
2256 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
2257 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
2259 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
2260 (vect_recog_func_ptr): New function-pointer type.
2261 * tree-vect-patterns.c: New file.
2262 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
2263 (vect_recog_dot_prod_pattern, vect_pattern_recog):
2264 (vect_pattern_recog_1): New functions.
2265 (vect_pattern_recog_funcs): New array of function pointers.
2267 * tree-vectorizer.h (ternary_op): New enum value.
2268 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
2269 declaration. Revised documentation. Removed redundant dump prints.
2270 Removed redundant argument. Added support for reduction patterns.
2271 (vectorizable_reduction): Added support for reduction patterns.
2272 (vect_transform_stmt): Added support for patterns.
2274 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
2275 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
2276 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
2277 (expand_widen_pattern_expr): New function.
2278 (init_optabs): Initialize new optabs udot_prod_optab,
2280 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
2281 (sdot_prod_optab, udot_prod_optab): Define new optabs.
2282 (expand_widen_pattern_expr): New function declaration.
2283 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
2285 * tree-inline.c (estimate_num_insns_1): Added cases for new
2286 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2287 * tree-pretty-print.c (dump_generic_node): Likewise.
2288 (op_prio): Likewise.
2289 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2290 * tree-ssa-operands.c (get_expr_operands): Added case for
2292 * tree-vect-patterns.c (widened_name_p): New function.
2293 (vect_recog_dot_prod_pattern): Added function implementation.
2294 * tree-vect-transform.c (get_initial_def_for_reduction): Added
2295 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
2296 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
2297 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
2299 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
2300 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
2301 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
2302 (init_optabs): Initialize new optabs widen_ssum_optab,
2304 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
2305 (widen_ssum_optab, widen_usum_optab): Define new optabs.
2306 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
2307 use instead of type of def.
2308 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
2309 function implementation.
2310 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
2311 widen_ssumv8hi): New.
2313 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
2316 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2319 * c-decl.c (add_flexible_array_elts_to_size): New function.
2320 (finish_decl): Use it.
2322 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2324 * diagnostic.h: Include options.h.
2325 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
2326 dependancies for diagnostic.h.
2327 * Makefile.in (DIAGNOSTIC_H): Add options.h.
2329 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
2331 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
2332 (ssa_ro_call_cache_valid): Ditto.
2333 * tree-ssa-alias.c (sort_tags_by_id): New function.
2334 (init_transitive_clobber_worklist): Ditto.
2335 (add_to_worklist): Ditto.
2336 (mark_aliases_call_clobbered): Ditto.
2337 (compute_tag_properties): Ditto.
2338 (set_initial_properties): Ditto.
2339 (compute_call_clobbered): Ditto.
2340 (compute_may_aliases): Call compute_call_clobbered and grouping.
2341 (compute_flow_sensitive_aliasing): Remove clobbering related code.
2342 (compute_flow_insensitive_aliasing): Grouping now happens in our
2344 (setup_pointers_and_addressables): Remove clobbering related code.
2345 (add_may_alias): Ditto.
2346 (replace_may_alias): Ditto.
2347 (get_nmt_for): Ditto.
2348 (create_global_var):
2349 (is_escape_site): Return an escape_type enumeration.
2350 * tree-flow-inline.h (is_call_clobbered): Global var does not
2351 imply call clobbered.
2352 (mark_call_clobbered): Take a reason for marking this. Remove
2353 marking of globalness, and cache invalidation.
2354 (clear_call_clobbered): Remove cache invalidation code.
2355 * tree-dfa.c (dump_variable): If details is on, dump the reason
2357 * tree-outof-ssa.c (create_temp): Copy escape mask from original
2359 * tree-flow.h (struct ptr_info_def): Add escape mask member.
2360 (struct var_ann_d): Ditto.
2361 (enum escape_type): New.
2362 (mark_call_clobbered): Adjust prototype.
2363 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
2364 are never call clobbered.
2365 Record reasons for escaping.
2366 * tree-ssa-structalias.h (is_escape_site): Update prototype.
2367 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
2368 (ssa_ro_call_cache_valid): Ditto.
2369 (clobbered_v_may_defs): Ditto.
2370 (clobbered_vuses): Ditto.
2371 (ro_call_vuses): Ditto.
2372 (clobber_stats): New.
2373 (init_ssa_operands): Zero out clobber stats.
2374 (fini_ssa_operands): Print out clobber stats.
2375 (get_call_expr_operands): Pass callee fndecl to
2377 (add_call_clobber_ops): Remove use of cache.
2378 Add use of PURE_CONST information.
2379 (add_call_read_ops): Remove use of cache.
2380 Add use of static not_read information.
2382 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
2384 Introduce TLS descriptors for i386 and x86_64.
2385 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
2386 (TARGET_ANY_GNU_TLS): New macro.
2387 (enum tls_dialect): Added TLS_DIALECT_GNU2.
2388 (struct machine_function): Add tls_descriptor_call_expanded_p.
2389 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
2390 (ix86_current_function_calls_tls_descriptor): Likewise.
2391 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
2392 (override_options): Introduce gnu2 tls dialect.
2393 (ix86_frame_pointer_required): Functions containing TLSCALLs are
2395 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
2397 (legitimize_tls_address): Adjust logic for GNU2 TLS.
2398 (ix86_init_machine_status): Initialize new field.
2399 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
2400 (ix86_tls_module_base): New.
2401 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
2402 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
2403 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
2404 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
2405 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
2406 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
2407 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2408 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2409 * config/i386/predicates.md (tls_modbase_operand): New.
2410 (tp_or_register_operand): New.
2412 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2414 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2415 (look_for_address_of): Ditto.
2416 (ipa_init): Walk the function decls.
2417 (static_execute): Don't set readonly on FUNCTION_DECL's.
2419 2006-01-18 Roger Sayle <roger@eyesopen.com>
2421 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2422 for shifts where the source and destination registers are different.
2424 2006-01-18 Paul Brook <paul@codesourcery.com>
2426 Merge from csl-arm-branch.
2427 2005-03-14 Julian Brown <julian@codesourcery.com>
2428 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2429 (aeabi_llsl): Likewise.
2430 (ashrdi3): Likewise.
2431 (aeabi_lasr): Likewise.
2432 (lshrdi3): Likewise.
2433 (aeabi_llsr): Likewise.
2434 2005-03-10 Julian Brown <julian@codesourcery.com>
2435 * config.gcc: Disable shared libgcc for SymbianOS.
2436 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2438 2006-01-18 DJ Delorie <dj@redhat.com>
2440 * c-pragma.c (handle_pragma_diagnostic): New.
2441 (init_pragma): Register it.
2442 * doc/extend.texi: Document it.
2444 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2445 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2446 (diagnostic_context): Add classify_diagnostic[].
2447 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2448 as errors if they're overridden to DK_WARNING.
2449 (diagnostic_initialize): Initialize classify_diagnostic[].
2450 (diagnostic_set_kind_override): New.
2451 (diagnostic_report_diagnostic): Check for kind changes.
2452 * opts.c (common_handle_option): Take lang_mask. Update callers.
2454 * common.opt (Werror=): New.
2455 * doc/invoke.texi: Document -Werror=*
2457 2006-01-18 Jeff Law <law@redhat.com>
2459 * tree-vrp.c (test_for_singularity): Correct test for new
2460 min limit. Use operand_equal_p rather than pointer equality
2461 for testing if new min/max values are equal.
2463 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2464 using range information until after propagation and folding.
2466 2006-01-18 Richard Henderson <rth@redhat.com>
2467 Aldy Hernandez <aldyh@redhat.com>
2468 Jakub Jelinek <jakub@redhat.com>
2469 Diego Novillo <dnovillo@redhat.com>
2471 * omp-low.c: New file.
2472 * c-omp.c: New file.
2474 2006-01-18 Richard Henderson <rth@redhat.com>
2475 Jakub Jelinek <jakub@redhat.com>
2476 Diego Novillo <dnovillo@redhat.com>
2478 * doc/invoke.texi: Document -fopenmp.
2479 * tree-dump.h (debug_function): Declare.
2480 * hooks.c (hook_bool_tree_bool_false): New function.
2481 (hook_tree_tree_null): Remove.
2482 (hook_tree_tree_tree_null): New.
2483 * hooks.h: Update to match.
2484 * tree-pretty-print.c (debug_tree_chain): New.
2485 (print_generic_expr): Handle TDF_CHAIN.
2486 (dump_generic_node): Handle BLOCK.
2487 Do not abort with incomplete SWITCH_EXPRs.
2488 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2489 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2490 print space after directive name.
2491 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2492 Handle OMP_MASTER and OMP_ORDERED.
2493 Handle printing of OMP_BODY just in one place, goto
2494 dump_omp_body in the rest of OMP_* nodes that have
2496 Don't handle clause nodes here. Update omp statements to
2497 use dump_omp_clauses.
2498 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2499 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2500 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2501 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2502 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2503 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2504 Adjust output for GOMP_PARALLEL.
2505 (dump_omp_clauses): New.
2506 (print_declaration): Dump DECL_VALUE_EXPR.
2507 (op_symbol_1): Split out of op_symbol.
2508 (dumping_stmts): Remove. Update all users.
2509 * cgraph.c (cgraph_analyze_queue): New.
2510 (cgraph_add_new_function): New.
2511 * cgraph.h (cgraph_analyze_queue): Declare.
2512 (cgraph_add_new_function): Declare.
2513 (cgraph_lower_function): Remove.
2514 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2515 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2516 and TYPE_P nodes in its default clause.
2517 (empty_body_p): New.
2518 (tree_range_check_failed): New.
2520 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2521 OMP_CLAUSE_REDUCTION_MERGE,
2522 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2523 OMP_CLAUSE_PRIVATE_DEBUG,
2524 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2525 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2526 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2527 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2528 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2529 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2530 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2531 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2532 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2533 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2534 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2535 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2536 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2537 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2538 (TREE_RANGE_CHECK): New.
2539 (empty_body_p): Declare.
2540 (enum omp_clause_default_kind): New.
2541 (build_string_literal): Declare.
2542 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2543 (build5_stat, build5): Declare.
2544 * tree-pass.h (TDF_CHAIN): Define.
2545 * tree-pass.h (PROP_gimple_lomp): Define.
2546 (pass_lower_omp): Declare.
2547 * diagnostic.h (debug_tree_chain): Declare.
2548 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2550 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2551 * builtins.c (build_string_literal): Make extern.
2552 * gcc.c (include_spec_function): New.
2553 (static_spec_functions): Add it.
2554 (main): Move load of libgomp.spec ...
2555 (LINK_COMMAND_SPEC): ... here.
2556 (link_gomp_spec): New.
2557 (static_specs): Include it.
2558 (LINK_COMMAND_SPEC): Add link_gomp.
2559 (GOMP_SELF_SPECS): New.
2560 (driver_self_specs): Include it.
2561 (switch_matches): Don't mark inline.
2562 (main): Load libgomp.spec.
2563 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2564 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2565 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2566 * tree-gimple.h (enum omp_parallel): Declare.
2567 (determine_parallel_type): Declare.
2568 (omp_firstprivatize_variable): Declare.
2569 (omp_reduction_init): Declare.
2570 (diagnose_omp_structured_block_errors): Declare.
2571 (struct walk_stmt_info): Add want_return_expr.
2572 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2573 (find_omp_clause): Declare.
2574 (insert_field_into_struct): Declare.
2575 (struct walk_stmt_info): Move from tree-nested.c
2576 (walk_stmts): Declare.
2577 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2579 * cgraphunit.c (cgraph_lower_function): Make static.
2580 (cgraph_finalize_pending_functions): New.
2581 (cgraph_finalize_function): Call it.
2582 (cgraph_finalize_compilation_unit): Likewise.
2583 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2584 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2585 (BT_FN_UINT_UINT): New.
2586 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2587 DEF_FUNCTION_TYPE_VAR_4): Document.
2588 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2589 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2590 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2591 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2592 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2593 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2594 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2595 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2596 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2597 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2598 into separate files.
2599 (DEF_GOMP_BUILTIN): New.
2600 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2601 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2602 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2603 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2604 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2605 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2606 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2607 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2608 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2609 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2610 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2611 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2612 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2613 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2614 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2615 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2616 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2617 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2618 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2619 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2620 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2621 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2622 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2623 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2624 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2625 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2626 * sync-builtins.def: New file, moved from builtins.def.
2627 * omp-builtins.def: New file, moved from builtins.def.
2628 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2629 * gimple-low.c (lower_function_body): Clear data.
2630 (lower_stmt): Do not handle COMPOUND_EXPR.
2631 Remove call to print_node_brief.
2632 * c-tree.h (c_finish_omp_clauses): New prototype.
2633 (C_DECL_THREADPRIVATE_P): Define.
2634 (lookup_name_no_remap, c_omp_remap_private): Remove
2635 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2636 (check_for_loop_decls): Update decl.
2637 (lookup_name_no_remap, c_omp_remap_private): Declare.
2638 (build_indirect_ref, build_modify_expr, pushdecl,
2639 pushdecl_top_level): Move to c-common.h.
2640 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2641 before the switch, but just in the 2 places that need it.
2642 * c-decl.c (diagnose_mismatched_decls): Do not check for
2643 mismatched thread-local attributes when OLDDECL is marked
2644 threadprivate and NEWDECL has no thread-local attributes.
2645 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2646 (c_gimple_diagnostics_recursively): Rename from
2647 c_warn_unused_result_recursively. Invoke
2648 diagnose_omp_structured_block_errors.
2649 (check_for_loop_decls): Return a singular decl found.
2650 * langhooks.c (lhd_omp_predetermined_sharing): Return
2651 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2652 (lhd_omp_firstprivatize_type_sizes): New.
2653 (lhd_omp_assignment): New.
2654 (lhd_omp_predetermined_sharing): New.
2655 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2656 (struct lang_hooks_for_types): Add
2657 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2658 omp_predetermined_sharing, omp_disregard_value_expr,
2659 omp_private_debug_clause, omp_clause_default_ctor,
2660 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2661 (c_finish_omp_clauses): New.
2662 (c_finish_bc_stmt): Diagnose break within omp for.
2663 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2664 (build_unary_op): Return error_mark after reporting
2666 (build_modify_expr): Likewise.
2667 * gimplify.c: Include optabs.h and pointer-set.h.
2668 (enum gimplify_omp_var_data): Declare.
2669 (struct gimplify_omp_ctx): Declare.
2670 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2672 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2673 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2674 (splay_tree_compare_decl_uid): New.
2675 (new_omp_context): New.
2676 (delete_omp_context): New.
2677 (gimple_add_tmp_var): Call omp_add_variable.
2678 (gimplify_bind_expr): Likewise.
2679 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2680 true, disregard DECL_VALUE_EXPR on the decl if any.
2681 (gimplify_expr_in_ctx): New.
2682 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2683 omp_add_variable, omp_notice_variable, omp_is_private
2684 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2685 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2686 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2687 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2688 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2689 gimplify_omp_atomic): New.
2690 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2691 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2692 OMP_CRITICAL and OMP_ATOMIC.
2693 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2694 * c-pragma.h (enum pragma_kind): Add
2695 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2696 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2697 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2698 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2699 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2700 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2701 PRAGMA_OMP_THREADPRIVATE.
2702 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2703 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2704 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2705 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2706 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2707 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2708 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2709 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2710 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2711 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2712 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2713 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2714 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2716 (struct nesting_info): Add field_map,
2717 suppress_expansion, debug_var_chain.
2718 (create_nesting_tree): Initialize them.
2719 (lookup_field_for_decl): Use field_map.
2720 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2721 (convert_local_omp_clauses): New.
2722 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2723 (walk_body): Split out of walk_function.
2724 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2725 (convert_nonlocal_reference): Handle omp statements.
2726 (convert_local_reference): Likewise.
2727 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2728 (unnest_nesting_tree): New.
2729 (lower_nested_functions): Call it.
2730 (insert_field_into_struct): Make extern.
2731 (struct walk_stmt_info): Move to tree-gimple.h.
2732 (walk_stmts): Make extern.
2733 * omp-builtins.def: New file.
2734 * tree-iterator.c (expr_only): Clarify comment.
2735 * c-common.h (pushdecl_top_level, pushdecl,
2736 build_modify_expr, build_indirect_ref,
2737 c_finish_omp_master, c_finish_omp_critical,
2738 c_finish_omp_ordered, c_finish_omp_barrier,
2739 c_finish_omp_atomic, c_finish_omp_flush,
2740 c_finish_omp_for, c_split_parallel_clauses,
2741 omp_clause_default_kind, c_omp_sharing_predetermined,
2742 c_omp_remap_decl): Declare.
2743 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2744 (OBJS-common): Add omp-low.o.
2745 (c-omp.o, omp-low.o): Add.
2746 (gimplify.o): Add dependency on $(OPTABS_H).
2747 (GTFILES): Add omp-low.c.
2748 (gt-stringpool.h): Add.
2749 * tree-cfg.c (set_bb_for_stmt): Do not update the
2750 block-to-labels map if we are currently expanding to RTL.
2751 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2753 Handle IDENTIFIER_NODE.
2754 (tree_verify_flow_info): Do not ICE when emitting error
2755 messages about invalid labels.
2756 (dump_function_to_file): Reset CFUN before emitting the body
2758 (debug_function): New.
2759 * passes.c (init_optimization_passes): Schedule
2761 * langhooks-def.h (lhd_omp_predetermined_sharing,
2762 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2764 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2765 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2766 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2767 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2768 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2769 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2770 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2771 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2772 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2773 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2774 (LANG_HOOK_DECLS): Use them.
2776 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2777 Richard Henderson <rth@redhat.com>
2778 Jakub Jelinek <jakub@redhat.com>
2779 Diego Novillo <dnovillo@redhat.com>
2781 * c-parser.c (pragma_omp_clause): Define.
2782 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2783 (c_parser_compound_statement): Likewise.
2784 (c_parser_statement): Likewise.
2785 (c_parser_pragma): Handle omp pragmas.
2786 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2787 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2788 (c_parser_omp_clause_name, check_no_duplicate_clause,
2789 c_parser_omp_variable_list,
2790 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2791 c_parser_omp_clause_copyprivate,
2792 c_parser_omp_clause_default,
2793 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2794 c_parser_omp_clause_lastprivate,
2795 c_parser_omp_clause_nowait,
2796 c_parser_omp_clause_num_threads,
2797 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2798 c_parser_omp_clause_reduction,
2799 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2800 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2801 c_parser_omp_atomic, c_parser_omp_barrier,
2802 c_parser_omp_critical, c_parser_omp_flush,
2803 c_parser_omp_for_loop, c_parser_omp_for,
2804 c_parser_omp_master, c_parser_omp_ordered,
2805 c_parser_omp_sections_scope, c_parser_omp_sections,
2806 c_parser_omp_parallel, c_parser_omp_single,
2807 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2808 * c-pragma.c (init_pragma): Do omp pragma registration here.
2809 * c.opt (fopenmp): New flag.
2811 2006-01-18 Eric Christopher <echristo@apple.com>
2813 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2814 * config/darwin.h (GOMP_SELF_SPECS): Define.
2816 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2818 * rtl.h: Remove the prototype for reg_alloc.
2820 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2823 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2824 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2825 sjlj and dwarf2 exception handling.
2826 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2827 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2828 * pa/pa.c (function_value): Treat complex and vector types as
2830 (function_arg): Likewise. Only pass scalar floats in the floating
2831 point argument registers.
2832 * pa/t-slibgcc-dwarf-ver: New file.
2833 * pa/t-slibgcc-sjlj-ver: New file.
2834 * pa/t-slibgcc-elf-ver: Delete file.
2836 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2838 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2839 unlikely_test_section_p test.
2841 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2843 * mode-switching.c (optimize_mode_switching): Make it static.
2844 * basic-block.h: Remove the prototype for
2845 optimize_mode_switching.
2847 * modulo-sched.c (sms_schedule): Make it static.
2848 * rtl.h: Remove the prototype for sms_schedule.
2850 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2851 * rtl.h: Remove the prototype for gcse_after_reload_main.
2853 * reg-stack.c (reg_to_stack): Make it static.
2854 * rtl.h: Remove the prototype for reg_to_stack.
2856 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2858 * rtl.h: Remove the prototypes for regrename_optimize and
2859 copyprop_hardreg_forward.
2861 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2863 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2864 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2865 Test against the appropriate null constant for the mode.
2866 If 'fixup_overlap' is true, swap the operands if they overlap.
2867 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2868 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2869 alpha_split_tmode_pair and adjust for above change.
2870 * config/alpha/alpha.md (movtf_internal): Adjust call to
2871 alpha_split_tfmode_pair and rely on it to swap the operands.
2872 (movti_internal): New insn and post-reload splitter.
2873 (movti): New expander.
2875 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2877 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2880 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2882 * rtlanal.c (global_reg_mentioned_p_1,
2883 global_reg_mentioned_p): Remove.
2884 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2886 * flow.c (initialize_uninitialized_subregs): Make it static.
2887 * rtl.h: Remove the prototype for
2888 initialize_uninitialized_subregs.
2890 * function.c (instantiate_virtual_regs): Make it static.
2891 * function.h: Remove the prototype for
2892 instantiate_virtual_regs.
2894 * regmove.c (regmove_optimize, combine_stack_adjustments):
2896 * rtl.h: Remove the prototypes for regmove_optimize and
2897 combine_stack_adjustments.
2899 2006-01-17 Roger Sayle <roger@eyesopen.com>
2901 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2902 (size_cost): Encode costs in bytes so that a reg-reg addition is
2903 equivalent to COSTS_N_INSNS(1).
2904 (override_options): Use the size_cost.branch_cost as the default
2905 ix86_branch_cost when optimizing for size.
2907 2006-01-18 Ben Elliston <bje@au.ibm.com>
2909 * Makefile.in (D32PBIT_FUNCS): New.
2910 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2911 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2912 D64PBIT_FUNCS and D128PBIT_FUNCS.
2913 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2914 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2916 (decnumber_dep): Define.
2917 * doc/libgcc.texi (Decimal float library routines): New node.
2918 * config/dfp-bit.h, config/dfp-bit.c: New files.
2920 2006-01-18 Ben Elliston <bje@au.ibm.com>
2922 * expr.c (emit_move_change_mode): Always adjust addresses, not
2923 just during reload. Copy replacements only during reload.
2924 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2925 emit_move_via_integer.
2927 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2929 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2930 instead of $(srcdir) and ${srcdir}.
2932 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2936 * arm.h (struct machine_function): Add pic_reg.
2937 * arm.c (arm_pic_register): Make unsigned.
2938 (arm_override_options): Only set arm_pic_register if
2939 TARGET_SINGLE_PIC_BASE.
2940 (use_return_insn): Only test for a pic register if it is fixed.
2941 (arm_compute_save_reg0_reg12_mask): Likewise.
2942 (thumb_compute_save_reg_mask): Likewise.
2943 (legitimate_pic_operand): Factor out some known invariants.
2944 (legitimize_pic_address): If we don't have a fixed pic register,
2945 then set up a pseudo in the function entry sequence. Handle the
2946 pic base being in a pseudo.
2947 (arm_load_pic_register): Handle the pic register being in a pseudo.
2948 (arm_expand_prologue): Only set up the pic register if it is fixed.
2949 (thumb_expand_prologue): Likewise.
2950 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2951 (pic_load_addr_based_insn): Likewise.
2952 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2955 2006-01-18 Ben Elliston <bje@au.ibm.com>
2957 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2958 decimal float modes for all floating point registers.
2960 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2961 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2963 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2966 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2967 even when the pointer is not NULL.
2969 2006-01-16 Ian Lance Taylor <ian@airs.com>
2971 * common.opt (ftoplevel-reorder): New option.
2972 * cgraph.c (cgraph_asm_nodes): New global variable.
2973 (cgraph_asm_last_node): New static variable.
2974 (cgraph_order): New global variable.
2975 (cgraph_create_node): Set new order field.
2976 (cgraph_varpool_node): Likewise.
2977 (decide_is_variable_needed): Return true if not
2978 flag_toplevel_reorder.
2979 (cgraph_add_asm_node): New function.
2980 * cgraph.h (struct cgraph_node): Add order field.
2981 (struct cgraph_varpool_node): Add order field.
2982 (struct cgraph_asm_node): Define.
2983 (cgraph_asm_nodes, cgraph_order): Declare.
2984 (cgraph_add_asm_node): Declare.
2985 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
2987 (cgraph_varpool_assemble_pending_decls): Call it.
2988 (cgraph_output_pending_asms): New static function.
2989 (cgraph_finalize_compilation_unit): Call it.
2990 (struct cgraph_order_sort): Define.
2991 (cgraph_output_in_order): New static function.
2992 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2993 !flag_toplevel_reorder case.
2994 * c-parser.c: Include "cgraph.h".
2995 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2997 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2998 than -fno-unit-at-a-time.
2999 * doc/invoke.texi (Option Summary): Mention
3000 -fno-toplevel-reorder.
3001 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
3002 -funit-at-a-time documentation.
3004 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
3005 Kazu Hirata <kazu@codesourcery.com>
3007 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
3009 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
3011 * Makefile.in (FUNCTION_H): New. Use it instead of
3012 function.h throughout the file.
3013 * function.h: Include tree.h.
3015 2006-01-17 Ben Elliston <bje@au.ibm.com>
3017 * recog.c: Separate some functions with whitespace.
3019 2006-01-16 Richard Henderson <rth@redhat.com>
3021 Merge from gomp branch:
3022 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
3023 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
3024 and rename from struct inline_data. Rename callee* to dst*;
3025 caller* to src*; add copy_decl hook, transform_call_graph_edges,
3026 transform_new_cfg, transform_return_to_modify, and
3027 transform_lang_insert_block flags; remove cloning_p, versioning_p,
3029 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
3030 (copy_decl_for_dup): Remove.
3031 * tree-inline.c (struct inline_data): Move to header.
3032 (insert_decl_map): Export.
3033 (remap_decl): Update for member name changes. Use copy_decl hook.
3034 Allow for replacement to be a non-decl. Remove dead code.
3035 (remap_type_1): Check for existing mapping.
3036 (remap_type): Export.
3037 (remap_decls): Update for member name changes.
3038 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
3039 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
3040 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
3041 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
3042 (tree_function_versioning, build_duplicate_type): Likewise.
3043 (copy_body_r): Likewise. Export.
3044 (copy_decl_for_dup): Split into ...
3045 (copy_decl_for_dup_finish, copy_decl_to_var,
3046 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
3047 (replace_ref_tree, inlining_p): Remove.
3049 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3051 * ifcvt.c (if_convert): Make it static.
3052 * rtl.h: Remove the prototype for if_convert.
3054 * local-alloc.c (local_alloc): Make it static.
3055 * rtl.h: Remove the prototype for local_alloc.
3057 * loop.c (loop_optimize): Make it static.
3058 * cfgloop.h: Remove the prototype for loop_optimize.
3061 2006-01-16 DJ Delorie <dj@redhat.com>
3063 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
3066 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3068 * pa.md: Disparage copies between general and floating-point registers
3069 in 32-bit move patterns.
3071 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
3074 * Makefile.in (check-%): Depend on site.exp instead of
3075 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
3078 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3080 * global.c (global_alloc): Make it static.
3081 * rtl.h: Remove the prototype for global_alloc.
3083 2006-01-16 Richard Guenther <rguenther@suse.de>
3085 * tree-ssa-alias.c (struct used_part): Add write_only field.
3086 (get_or_create_used_part_for): Initialize it to true.
3087 (create_overlap_variables_for): Don't create structure variables
3088 for structures that only are written to.
3089 (find_used_portions): Handle MODIFY_EXPR to track whether a
3090 structure is only written to.
3092 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3094 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
3096 * basic-block.h: Remove the prototype for
3097 partition_hot_cold_basic_blocks.
3099 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
3101 * cppspec.c (lang_specific_spec_functions): Remove.
3102 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
3103 * gcc.h (lang_specific_spec_functions): Remove.
3104 * gccspec.c (lang_specific_spec_functions): Remove.
3106 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
3108 * combine.c (record_value_for_reg): Invalidate registers
3110 (record_dead_and_set_regs_1): Likewise, by passing them to
3111 record_value_for_reg.
3112 (record_dead_and_set_regs): Invalidate stores made by a
3113 call. We do not combine across a call, but we still
3114 relied on equivalences.
3116 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3118 * tree-vrp.c (extract_range_from_binary_expr): Cope with
3119 vrp_int_const_binop returning non-constant nodes.
3121 2006-01-16 Paul Brook <paul@codesourcery.com>
3123 * config/m68k/m68k.c (output_move_const_into_data_reg):
3124 Output correct mnemonic for mvz and mvs.
3126 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
3128 * rtl-factoring.c: Add sequence abstraction algorithm.
3129 * cfgcleanup.c (outgoing_edges_match): Extra checks.
3130 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
3132 (block_has_preserve_label): New function.
3133 * common.opt: Register new pass.
3134 * Makefile.in: Ditto.
3136 * timevar.def: Ditto.
3137 * tree-pass.h: Ditto.
3138 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
3139 * rtl.h (make_jump_insn_raw): Add forward decl.
3140 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
3142 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3143 Roger Sayle <roger@eyesopen.com>
3145 * fold-const.c (fold_minmax): New static function.
3146 (fold_binary) <MIN_EXPR>: Call it.
3147 <MAX_EXPR>: Likewise.
3148 * stor-layout.c (place_field): Use DECL_SIZE consistently
3149 in the computation of the new record size.
3151 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3153 * cse.c (cse_condition_code_reg): Make it static.
3154 * rtl.h: Remove the prototype for cse_condition_code_reg.
3156 * combine.c (combine_instructions): Make it static.
3157 * rtl.h: Remove the prototype for combine_instructions.
3159 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3162 * tree.c (get_file_function_name_long): Concatenate the first global
3163 object name with a string derived from the input filename of the object
3166 2006-01-16 Ben Elliston <bje@au.ibm.com>
3168 * config/i386/winnt-stubs.c: Update FSF address.
3169 * config/xtensa/ieee754-df.S: Ditto.
3170 * config/xtensa/ieee754-sf.S: Ditto.
3172 2006-01-14 Ian Lance Taylor <ian@airs.com>
3174 * ifcvt.c (noce_init_if_info): New static function, broken out of
3175 noce_process_if_block.
3176 (noce_process_if_block): Call noce_init_if_info.
3177 (check_cond_move_block): New static function.
3178 (cond_move_process_if_block): New static function.
3179 (process_if_block): Call cond_move_process_if_block.
3181 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
3183 * cselib.c (hash_table): Rename to cselib_hash_table.
3184 (cselib_clear_table, discard_useless_values,
3185 remove_useless_values, cselib_lookup_mem, cselib_lookup,
3186 cselib_init, cselib_finish): Adjust uses of hash_table.
3188 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
3190 PR tree-optimization/25485
3191 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
3192 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
3193 is known to be false and true, respectively.
3195 2006-01-14 Richard Guenther <rguenther@suse.de>
3197 PR tree-optimization/22548
3198 PR tree-optimization/22555
3199 PR tree-optimization/22501
3200 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
3201 * params.def (salias-max-array-elements): New parameter.
3202 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
3203 * doc/invoke.texi (salias-max-array-elements): Document.
3204 * tree-flow-inline.h (var_can_have_subvars): We also handle
3206 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
3208 * tree-ssa-structalias.c (params.h): Include.
3209 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
3210 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
3211 (get_constraint_for): For ADDR_EXPR operating on something
3212 containing an ARRAY_REF, add all subvars to the solution.
3213 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
3214 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
3215 for creating MUST_DEFs.
3216 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
3218 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3220 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
3222 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3223 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
3224 number_of_iterations_le): New functions.
3225 (number_of_iterations_special): Removed.
3226 (number_of_iterations_exit): Do not use number_of_iterations_special.
3227 * tree.c (unsigned_type_for): Always return integer type.
3229 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
3230 Richard Guenther <rguenther@suse.de>
3232 PR rtl-optimization/24257
3233 * gcse.c (find_moveable_store): Only consider a store movable
3234 when the SET_SRC of the insn can be assigned to a register.
3236 2006-01-14 Ian Lance Taylor <ian@airs.com>
3238 * tree.c (tree_not_class_check_failed): New function.
3239 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
3240 (tree_not_class_check_failed): Declare.
3242 2006-01-13 Ian Lance Taylor <ian@airs.com>
3244 * reload1.c (do_output_reload): Add assertion rejecting a
3247 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
3249 * combine.c (struct reg_stat): Add new fields truncation_label and
3251 (record_value_for_reg): Reset truncated_to_mode.
3252 (record_truncated_value): New function.
3253 (check_promoted_subreg): Call it. Rename to check_conversions.
3254 (combine_instructions): Rename check_promoted_subreg to
3256 (reg_truncated_to_mode): New function.
3257 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
3258 (gen_lowpart_or_truncate): New function.
3259 (force_to_mode): Use it instead of gen_lowpart.
3261 2006-01-13 Diego Novillo <dnovillo@redhat.com>
3263 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
3264 VAR is a tag, not its type tag.
3266 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
3268 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
3269 alternatives to match style of other entries.
3270 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
3272 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
3274 PR tree-optimization/25771
3275 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
3278 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
3281 * tree-inline.c (declare_return_variable): If the return variable
3282 was marked as a non gimple complex, set the return slot variable
3283 to be a non gimple comple variable.
3285 2006-01-13 Richard Guenther <rguenther@suse.de>
3287 * builtins.c (expand_builtin_sincos): New function.
3288 (expand_builtin_mathfn_3): Remove dead code, sin and cos
3290 (expand_builtin): Expand sincos using expand_builtin_sincos.
3292 2006-01-12 DJ Delorie <dj@redhat.com>
3294 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
3295 shift counts, separate SI shifts for m32c vs m16c, pass shift type
3296 so that constant shifts can be split.
3297 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
3298 (m32c_valid_pointer_mode): Make static.
3299 (shift_gen_func_for): New.
3300 (m32c_prepare_shift): Use it. Split large const shifts into
3302 * config/m32c/predicates.md (shiftcount_operand): Allow more
3304 (longshiftcount_operand): New.
3305 * doc/md.texi (Machine Constraints): Document In6.
3307 2006-01-13 Ben Elliston <bje@au.ibm.com>
3309 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
3310 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
3313 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
3315 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
3316 to try to avoid clobbering pieces of structures when we know
3317 something about the whole structure.
3318 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
3320 2006-01-13 Ben Elliston <bje@au.ibm.com>
3322 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
3323 return in memory, as this is no limitation is no longer present.
3325 2006-01-12 DJ Delorie <dj@redhat.com>
3327 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
3328 mova with fb, and for fb+0 -> An.
3330 * config/m32c/mov.md (peephole2): Fix enabling logic.
3332 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
3333 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
3334 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
3335 FINI_ARRAY_SECTION_ASM_OP): Define.
3337 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
3339 (m32c_legitimize_reload_address): New logic to reload FB to An.
3340 (m32c_output_reg_push): Add newline.
3341 (m32c_output_reg_pop): Likewise.
3343 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
3345 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
3347 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3349 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3351 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3353 * config/sh/predicates.md (sh_rep_vec): Add parallel to
3356 2006-01-11 Ben Elliston <bje@au.ibm.com>
3358 * rtlanal.c (find_reg_note): Assert insn is not null.
3360 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3362 * df-scan.c (df_hard_reg_init): Move declaration of i outside
3365 2006-01-11 Jeff Law <law@redhat.com>
3367 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
3369 (mark_threaded_blocks, register_jump_thread): New functions.
3370 (thread_through_all_blocks): Remove unwanted argument. No
3371 longer rely on e->aux to communicate thread target info.
3372 Call mark_threaded_blocks. Release the threaded_blocks
3373 bitmap and threaded_edges vector when complete.
3374 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
3375 (threaded_blocks): Remove.
3376 (tree_ssa_dominator_optimize): Remove initialization and
3377 finalization of threaded_blocks. Simplify call to
3378 thread_through_all_blocks.
3379 (thread_across_edge): Call register_jump_thread rather than
3380 storing thread information into e->aux.
3381 (free_all_edge_infos): Simplify now that e->aux is no longer
3382 used to communicate with thread_through_all_blocks.
3383 * tree-flow.h (thread_through_all_blocks): Update prototype.
3384 (register_jump_thread): Prototype.
3386 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3388 * df-core.c (df_compact_blocks, df_bb_replace): Use
3389 SET_BASIC_BLOCK instead of BASIC_BLOCK.
3391 2006-01-11 Richard Guenther <rguenther@suse.de>
3393 PR tree-optimization/25734
3394 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3395 stop propagation after successful propagation to the LHS.
3397 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3399 * basic-block.h (control_flow_graph): Change the type of
3400 x_basic_block_info to VEC(basic_block,gc) *.
3401 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
3403 (SET_BASIC_BLOCK): New.
3404 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
3405 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
3406 * cfgbuild.c (find_basic_blocks): Likewise.
3407 * cfglayout.c (fixup_reorder_chain): Likewise.
3408 * cfgrtl.c (create_basic_block_structure,
3409 rtl_create_basic_block): Likewise.
3410 * ifcvt.c (find_if_case_1): Likewise.
3411 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3414 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3416 * Makefile.in: Removed rotted odf.c entry.
3418 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3421 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3422 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3423 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3424 output pattern modifier, not %e.
3425 * config/cris/cris.c (cris_op_str): Update comment about pattern
3427 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3428 before falling through into...
3429 <case 'E'>: Redefined from old 'e' case.
3431 2006-01-11 Jan Hubicka <jh@suse.cz>
3434 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3436 2006-01-11 Jan Hubicka <jh@suse.cz>
3438 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3439 * i386.c (x86_decompose_lea): Kill.
3440 (ix86_rtx_costs): Kill.
3442 2006-01-11 Jan Hubicka <jh@suse.cz>
3444 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3445 * cgraph.h (cgraph_node): Add inline_decl.
3446 (cgraph_insert_node_to_hashtable): Declare.
3447 (save_inline_function_body): Declare.
3448 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3450 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3451 (cgraph_function_versioning): Update call of tree_function_versioning.
3452 (save_inline_function_body): New function.
3453 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3454 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3455 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3456 (cgraph_default_inline_p): Likewise.
3457 (cgraph_decide_inlining_incrementally): Likewise.
3458 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3459 (copy_bb): Kill saving; do updating of clones.
3460 (copy_cfg_body): Kill saving.
3461 (initialize_inlined-parameters): Likewise.
3462 (expand_call_inline): Likewise.
3464 (tree_function_versioning): New parameter "update_clones".
3465 (inlining_p): Kill saving.
3466 * tree-inline.h (tree_function_versioning): Update prototype.
3467 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3470 2006-01-11 Ian Lance Taylor <ian@airs.com>
3472 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3473 Allow undoing set of machine mode.
3474 (do_SUBST): Use enums instead of is_int.
3475 (do_SUBST_MODE): New function.
3476 (SUBST_MODE): New macro.
3477 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3478 reg and trying to replace reg_regno_rtx with a new register.
3479 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3480 (simplify_set): Use SUBST_MODE.
3481 (distribute_notes): Remove code that tried to update reg notes
3482 for regno_reg_rtx changes.
3484 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3486 PR tree-optimization/23109
3487 PR tree-optimization/23948
3488 PR tree-optimization/24123
3490 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3491 * tree-cfg.c (single_noncomplex_succ): New.
3492 * tree-flow.h (single_noncomplex_succ): Declare it.
3493 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3494 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3495 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3496 insert_bb, register_division_in, insert_reciprocals,
3497 replace_reciprocal, free_bb): New.
3498 (execute_cse_reciprocals_1): Rewritten.
3499 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3500 Do not commit any edge insertion. Always compute dominators and
3501 create the allocation pool.
3502 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3503 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3504 * targhooks.c (default_min_divistions_for_recip_mul): New.
3505 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3506 * passes.c (init_optimization_passes): Run recip after tree loop
3508 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3510 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3511 Kenneth Zadeck <zadeck@naturalbridge.com>
3513 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3514 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3515 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3516 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3517 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3518 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3519 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3520 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3521 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3522 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3523 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3524 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3525 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3526 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3527 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3528 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3529 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3530 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3531 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3532 DF_SCAN_POST_ALLOC): New macros.
3533 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3534 df_free_bb_function, df_local_compute_function, df_init_function,
3535 df_dataflow_function, df_confluence_function_0,
3536 df_confluence_function_n, df_transfer_function,
3537 df_finalizer_function, df_free_function, df_dump_problem_function,
3538 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3539 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3540 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3541 df_urec_bb_info, ) New types.
3542 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3544 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3545 df_analyze_simple_change_some_blocks,
3546 df_analyze_simple_change_one_block, df_compact_blocks,
3547 df_bb_replace, df_bb_regno_last_use_find,
3548 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3549 df_insn_regno_def_p, df_find_def, df_find_use,
3550 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3551 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3552 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3553 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3554 debug_df_chain, df_get_dependent_problem, df_chain_create,
3555 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3556 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3557 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3558 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3559 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3560 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3561 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3562 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3563 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3564 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3565 df_reorganize_refs, df_set_state, df_hard_reg_init,
3566 df_read_modify_subreg_p) New public functions.
3567 * df-core.c: The core dataflow solver and glue routines for rtl
3569 (df_init, df_add_problem, df_set_blocks, df_finish,
3570 df_hybrid_search_forward, df_hybrid_search_backward,
3571 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3572 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3573 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3574 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3575 df_reg_defined, df_find_use, df_reg_used, df_dump,
3576 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3577 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3578 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3579 debug_df_useno, reset_df_after_reload): New functions.
3580 * df-scan.c: The scanning fuctions, once in df.c, completely
3581 rewritten so that they now fully model the functionality of
3582 register usage at the backend.
3583 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3584 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3585 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3586 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3587 df_get_artificial_defs, df_get_artificial_uses,
3588 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3589 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3590 df_refs_delete, df_reorganize_refs, df_set_state,
3591 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3592 df_def_record_1, df_defs_record, df_uses_record,
3593 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3594 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3595 df_record_exit_block_uses, df_hard_reg_init): New functions.
3597 * df-problems.c: Seven concrete dataflow problems that use the
3598 scanning in df-scan.c and are solved by the engine in df-core.c.
3599 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3600 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3601 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3602 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3603 df_ru_free_bb_info, df_ru_alloc,
3604 df_ru_bb_local_compute_process_def,
3605 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3606 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3607 df_ru_transfer_function, df_ru_free, df_ru_dump,
3608 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3609 df_rd_free_bb_info, df_rd_alloc,
3610 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3611 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3612 df_rd_transfer_function, df_rd_free, df_rd_dump,
3613 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3614 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3615 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3616 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3617 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3618 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3619 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3620 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3621 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3622 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3623 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3624 df_urec_mark_reg_use_for_earlyclobber,
3625 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3626 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3627 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3628 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3629 df_chain_create_bb_process_use, df_chain_create_bb,
3630 df_chain_finalize, df_chain_free, df_chains_dump,
3631 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3632 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3633 df_reg_lifetime): New functions.
3634 * df.c: Deleted file.
3635 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3636 consistent with new df api.
3637 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3638 rest_of_handle_sms): Ditto.
3639 * web.c (unionfind_union, union_defs, entry_register, web_main):
3641 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3642 invariant_expr_equal_p, find_defs, check_dependencies,
3643 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3644 free_inv_motion_data, move_loop_invariants): Ditto.
3645 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3646 Update dependencies.
3647 (odf.c): Added defective entry that was deleted later in day.
3648 * sched-deps.c (sched_analyze_1): Ditto.
3650 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3652 * tree-ssa-operands.c (get_expr_operands): Record addressable
3653 variables directly. Do not call add_stmt_operands for CONST_DECLs
3655 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3656 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3658 2006-01-11 Ben Elliston <bje@au.ibm.com>
3660 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3661 function returns true in the positive case.
3663 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3666 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3667 for SI, DI, SF and DF modes. Add alternatives to copy between
3668 general and floating point registers to the 32-bit patterns.
3669 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3670 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3671 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3672 generating 64-bit code.
3673 * config/pa/pa.c (output_move_double): Handle copies between general
3674 and floating registers.
3676 2006-01-10 Stuart Hastings <stuart@apple.com>
3678 * config/i386/i386.md (set_got): Update.
3679 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3680 (builtin_setjmp_receiver): Mach-O support.
3681 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3682 (GOT_SYMBOL_NAME): Define.
3683 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3684 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3685 * config/i386/i386.c (override_options): Revise for Darwin.
3686 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3687 support. (darwin_x86_file_end): New. (output_set_got): Add label
3688 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3689 * config/i386/i386-protos.h (output_set_got): Likewise.
3690 * config/darwin.c (machopic_legitimize_pic_address): Update
3693 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3695 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3696 when MODE isn't BLKmode.
3698 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3700 PR rtl-optimization/25367
3701 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3703 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3706 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3707 for a negative bound.
3709 2006-01-10 Richard Guenther <rguenther@suse.de>
3711 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3712 Never override with anything constraint.
3714 2006-01-10 Jan Beulich <jbeulich@novell.com>
3716 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3717 256 bits when optimize_size.
3719 2006-01-10 Jan Beulich <jbeulich@novell.com>
3721 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3723 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3724 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3727 2006-01-10 Ben Elliston <bje@au.ibm.com>
3729 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3731 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3732 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3733 (USE_FP_FOR_ARG): Reject decimal float modes.
3734 (function_arg_advance): Likewise.
3735 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3736 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3737 point types in AltiVec vectors.
3738 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3739 (rs6000_libcall_value): Likewise.
3741 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3743 * config/xtensa/ieee754-df.S: New file.
3744 * config/xtensa/ieee754-sf.S: New file.
3745 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3746 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3747 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3749 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3751 * config/sh/predicates.md (binary_float_operator,
3752 binary_logical_operator, commutative_float_operator,
3753 equality_comparison_operator, greater_comparison_operator,
3754 less_comparison_operator, logical_operator,
3755 noncommutative_float_operator, shift_operator,
3756 symbol_ref_operand, unary_float_operator): Remove redundant
3759 2006-01-09 Jeff Law <law@redhat.com>
3761 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3762 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3763 now unused arguments. Callers updated.
3764 (eliminate_redundant_computations): Remove now unused arguments,
3766 (local_fold): Remove, no longer used.
3767 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3769 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3770 (simplify_cond): New function.
3771 (forward_propagate_into_cond): Call simplify_cond.
3773 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3775 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3776 (*vec_extractv2di_1_sse): New.
3778 2006-01-09 Ben Elliston <bje@au.ibm.com>
3780 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3782 2006-01-08 Richard Guenther <rguenther@suse.de>
3784 * tree-ssa-structalias.c (get_constraint_for): Remove
3786 (get_constraint_for_component_ref): Likewise.
3787 (do_deref): Likewise.
3788 (get_constraint_for): Likewise.
3789 (do_structure_copy): Likewise.
3790 (handle_ptr_arith): Likewise.
3791 (find_func_aliases): Likewise. Remove unused need_anyoffset
3794 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3795 Kaz Kojima <kkojima@gcc.gnu.org>
3797 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3798 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3799 (EXTRA_CONSTRAINT_C16): Remove.
3800 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3801 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3802 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3803 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3804 constants of SHmedia. Handle nested constant expressions of
3806 (andcosts): Fix the costs for SHmedia constants.
3807 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3808 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3809 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3810 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3811 (movv4hi_i, movv2si_i): Likewise.
3812 (movsi_const): Adjust the second operand of ior so to match with
3814 (movdi_const, movdi_const_32bit): Likewise.
3815 (movdi_const_16bit+1): Don't sign-extend LOW.
3816 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3818 (*double_shori): Fix the split condition. Use GEN_INT instead
3819 of get_int_mode calls. Mask lower 16-bit of the argument of
3821 (sym2GOTPLT): Remove.
3822 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3824 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3825 instead of EXTRA_CONSTRAINT_C16.
3827 2006-01-07 Ian Lance Taylor <ian@airs.com>
3828 David Edelsohn <edelsohn@gnu.org>
3830 PR rtl-optimization/25662
3831 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3832 for constant operands instead of simplify_gen_binary.
3833 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3834 after trying simplify_binary_operation
3836 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3838 * tree.c (iterative_hash_expr): Hash decls based on UID.
3840 2006-01-06 Eric Christopher <echristo@apple.com>
3842 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3843 (TARGET_UNWIND_EMIT): Fix spelling.
3844 * target.h (gcc_target): Add except_table_label.
3845 * except.c (output_function_exception_table): Use.
3846 * varasm.c (default_emit_except_table_label): New.
3847 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3849 (asm_out): Add here.
3850 * output.h (default_emit_except_table_label): Prototype.
3851 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3852 * config/darwin.c (darwin_emit_except_table_label): Define.
3853 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3855 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3857 PR tree-optimization/18527
3858 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3859 number_of_iterations_special, number_of_iterations_exit):
3860 Move base and step of an iv to a single structure. Add
3861 no_overflow flag, and use it in # of iterations analysis.
3862 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3863 folded_casts argument.
3864 (simple_iv): Pass base and step in a structure. Set no_overflow
3866 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3867 Evaluate expensiveness of computing # of iterations instead of
3868 the final expression.
3869 * tree-scalar-evolution.h (affine_iv): New structure.
3870 (simple_iv): Declaration changed.
3871 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3872 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3873 find_givs_in_stmt): Changed due to simple_iv change.
3875 2006-01-06 Jeff Law <law@redhat.com>
3878 * tree-cfg.c (bsi_replace): Rename final argument from
3879 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3880 change (stmt -> orig_stmt).
3881 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3882 (bsi_remove): Add new argument. Remove EH information
3884 (verify_eh_throw_table_statements): New function.
3885 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3887 * tree-optimize.c (execute_free_cfg_annotations): Verify
3888 the EH throw statement table after removing annotations.
3889 * except.h (verify_eh_throw_table_statements): Prototype.
3890 * tree-flow.h (bsi_remove): Update prototype.
3891 * tree-vrp.c (remove_range_assertions): Add new argument to
3893 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3894 * tree-complex.c (expand_complex_div_wide): Likewise.
3895 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3896 * tree-tailcall.c (eliminate_tailcall): Likewise.
3897 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3898 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3899 * tree-nrv.c (tree_nrv): Likewise.
3900 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3901 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3902 (combine_blocks): Likewise.
3903 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3904 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3905 (cleanup_control_flow): Likewise.
3906 (remove_forwarder_block): Likewise.
3907 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3908 * tree-sra.c (sra_replace): Likewise.
3909 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3910 (forward_propagate_single_use_vars): Likewise.
3911 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3912 * tree-inline.c (expand_call_inline): Likewise.
3913 * tree-vect-transform.c (vect_transform_loop): Likewise.
3914 * tree-outof-ssa.c (rewrite_trees): Likewise.
3915 * tree-cfg.c (make_goto_expr_edges): Likewise.
3916 (cleanup_dead_labels): Likewise.
3917 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3918 (bsi_move_before, bsi_move_after): Likewise.
3919 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3920 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3922 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3925 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3927 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3928 on non gimple variables. Also add checks at the top for decls and
3930 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3932 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3933 and IMAGPART_EXPR for creating MUST_DEFs.
3934 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3935 and NAME_MEMORY_TAG separately from the DECLs.
3937 2006-01-06 Richard Guenther <rguenther@suse.de>
3939 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3940 annotation, if necessary.
3941 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3942 redundant calls to update_stmt.
3943 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3946 2006-01-05 Richard Henderson <rth@redhat.com>
3948 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3950 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3952 * c-typeck.c: Update copyright date.
3954 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3956 * c-typeck.c (build_c_cast): Always warn when casting
3957 from a pointer to an integer of different size, even if
3958 the node was constant.
3960 2006-01-05 Richard Guenther <rguenther@suse.de>
3962 PR tree-optimization/22555
3963 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3964 if one structure field is an array.
3965 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3966 operands even if we found a subvar, but ignore VOPs in this
3968 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3970 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3972 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3975 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
3977 2006-01-05 Richard Guenther <rguenther@suse.de>
3978 Diego Novillo <dnovillo@redhat.com>
3980 * tree-pass.h (TODO_remove_unused_locals): Define.
3981 * gimple-low.c (expand_var_p, remove_useless_vars,
3982 pass_remove_useless_vars): Remove. Update all users.
3983 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
3984 (remove_unused_locals): New function.
3985 * tree-flow.h (remove_unused_locals): Declare.
3986 * passes.c (execute_todo): Call remove_unused_locals if
3987 TODO_remove_unused_locals is set.
3988 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
3989 * tree-ssa-dce.c (pass_dce): Likewise.
3990 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3992 2006-01-05 Richard Guenther <rguenther@suse.de>
3994 * tree-flow.h (struct fieldoff): Decompose field to
3995 type, size and decl.
3996 * tree-ssa-alias.c (create_sft): Take type as parameter.
3997 (create_overlap_variables_for): Store type, size and decl
3998 in the fieldoff structure.
3999 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
4001 (push_fields_onto_fieldstack): Likewise.
4002 (create_variable_info_for): Likewise. Use offset for the
4003 SFT name if the decl is not available.
4005 2006-01-04 Paul Brook <paul@codesourcery.com>
4007 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
4009 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
4011 * lambda-code.c (can_put_in_inner_loop): Relax
4013 (can_put_after_inner_loop): New function.
4014 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
4015 (perfect_nestify): Change to make copies and modify uses.
4017 2006-01-04 Richard Henderson <rth@redhat.com>
4019 Merge from gomp branch:
4020 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
4021 via integer constant.
4022 (pragma_lex): Remove.
4023 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
4024 rather than parsing it.
4025 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
4026 handle_pragma_extern_prefix): Add %< %> quotes.
4027 (registered_pragmas): New.
4028 (c_register_pragma_1): New.
4029 (c_register_pragma): Use it.
4030 (c_register_pragma_with_expansion): Likewise.
4031 (c_invoke_pragma_handler): New.
4032 (init_pragma): Use cpp_register_deferred_pragma directly for
4034 * c-pragma.h (enum pragma_kind): New.
4035 (pragma_handler): New.
4036 (c_invoke_pragma_handler): Declare.
4037 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
4039 * c-common.h (c_common_pch_pragma): Update decl.
4040 * Makefile.in (c-parser.o): Update dependencies.
4041 (GTFILES): Add c-pragma.h.
4042 * c-parser.c (struct c_token): Add pragma_kind.
4043 (struct c_parser): Add in_pragma.
4044 (c_lex_one_token): Always initialize keyword and pragma_kind.
4045 Extract data for CPP_PRAGMA.
4046 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
4047 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
4048 Don't allow CPP_PRAGMA_EOL if in_pragma.
4049 (c_parser_consume_pragma): New.
4050 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
4051 (c_parser_skip_to_end_of_parameter): Likewise.
4052 (c_parser_skip_to_end_of_block_or_statement): Likewise.
4053 (c_parser_skip_to_pragma_eol): New.
4054 (c_parser_external_declaration): Handle CPP_PRAGMA.
4055 (c_parser_compound_statement_nostart): Likewise.
4056 (c_parser_statement_after_labels): Likewise.
4057 (c_parser_pragma): New.
4058 (pragma_lex): Likewise.
4059 (c_parser_pragma_pch_preprocess): New.
4060 (c_parser_new): Merge into ...
4061 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
4063 2006-01-04 Jeff Law <law@redhat.com>
4066 * tree-cfg.c (bsi_replace): Remove the original statement
4067 from the EH throw statement table.
4069 2006-01-04 Jakub Jelinek <jakub@redhat.com>
4071 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
4072 make the prototype extern "C" and add throw ().
4075 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
4076 and pos non-negative and pos + len <= 32.
4077 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
4078 drop pos + len < HOST_BITS_PER_WIDE_INT test.
4079 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
4082 * c-common.c (handle_vector_size_attribute): Reject zero vector size
4083 as well as sizes not multiple of component size.
4086 * function.c (instantiate_expr): New function.
4087 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
4088 walk its DECL_VALUE_EXPR with instantiate_expr.
4090 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
4091 DW_OP_deref{,_size} if address isn't going to be added.
4093 2006-01-04 Ben Elliston <bje@au.ibm.com>
4095 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
4096 * config/fp-bit.c: Likewise.
4098 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
4100 * dominance.c: Add comment about why we use DFS numbering
4103 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4104 Richard Henderson <rth@redhat.com>
4106 Merge from gomp-branch:
4107 * varasm.c (assemble_variable): Handle thread-local COMMON data.
4108 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
4110 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
4112 PR rtl-optimization/25578
4113 * combine.c (combine_simplify_rtx, force_to_mode): Don't
4114 pass a parameter to simplify_shift_const if changing ASHIFTRT
4117 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
4119 * builtins.c (get_builtin_sync_mem): New function.
4120 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4121 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
4122 Call get_builtin_sync_mem to generate mem rtx.
4124 2006-01-03 Richard Guenther <rguenther@suse.de>
4127 * stmt.c (add_case_node): Make sure to clear overflow flags
4130 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4132 Merge from gomp-branch.
4133 * config/sparc/sync.md: New file.
4134 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
4135 UNSPECV_LDSTUB): New constants.
4136 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
4137 * config/sparc/predicates.md (memory_reg_operand): New predicate.
4138 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
4141 2006-01-03 Roger Sayle <roger@eyesopen.com>
4143 * combine.c (reg_subword_p): New predicate to test whether the
4144 destination of a set refers to a subword/piece of a register.
4145 (try_combine): Generalize the code to merge the setting of a
4146 pseudo to a constant followed by a set of a subword of that
4147 register to a constant.
4149 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
4151 * basic-block.h (control_flow_graph): Change the type of
4152 x_label_to_block_map to VEC(basic_block,gc) *.
4153 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
4154 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
4156 * tree-ssa-propagate.c (cfg_blocks): Change the type to
4157 VEC(basic_block,heap) *.
4158 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
4159 ssa_prop_fini): Adjust the uses of cfg_blocks.
4161 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
4163 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
4165 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
4166 hashing trees instead of a pointer hash.
4167 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
4168 compare for MEM_EXPR.
4170 PR rtl-optimization/25130
4171 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
4172 when comparing MEMs for GCSE
4174 2006-01-03 Ben Elliston <bje@au.ibm.com>
4176 * targhooks.h (default_decimal_float_supported_p): Declare.
4177 * targhooks.c (default_decimal_float_supported_p): Define.
4178 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
4179 `default_decimal_float_supported_p'.
4180 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
4182 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
4184 * combine.c (apply_distributive_law <SUBREG>): Check
4185 TRULY_NOOP_TRUNCATION.
4187 2006-01-02 Geoffrey Keating <geoffk@apple.com>
4189 * dwarf2out.c (have_switched_text_section): Delete.
4190 (have_multiple_function_sections): New.
4191 (have_location_lists): Make 'bool'.
4192 (add_AT_loc_list): Use 'true' not '1'.
4193 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
4194 (output_loc_list): Use have_multiple_function_sections.
4195 (output_ranges): Likewise.
4196 (dwarf2out_begin_function): Set have_multiple_function_sections if
4198 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
4199 Check function_section rather than DECL_SECTION_NAME.
4200 (dwarf2out_finish): Use have_multiple_function_sections.
4201 Don't clear have_location_lists.
4203 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
4204 Jan Hubicka <jh@suse.cz>
4206 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
4207 case of conditional jump jumping to the next instruction.
4208 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
4209 cases of conditional jump jumping to the next instruction.
4211 2006-01-02 Jan Hubicka <jh@suse.cz>
4213 * i386.c (*_cost): Add COSTS_N_INSNS.
4214 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
4216 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
4219 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
4221 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4223 * config/arm/arm.c (all_fpus): Fix comment typo.
4224 * config/darwin.c: Likewise.
4225 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
4226 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
4227 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
4229 2006-01-01 David Edelsohn <edelsohn@gnu.org>
4231 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
4232 (rs6000_split_compare_and_swapqhi): New.
4233 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
4234 (sync_compare_and_swapqhi_internal): New.
4235 * config/rs6000/rs6000-protos.h: Declare.