1 2006-02-06 Zdenek Dvorak <dvorakz@suse.cz>
3 * tree-vrp.c (execute_vrp): Do not pass dump argument to.
4 loop_optimizer_init and loop_optimizer_finalize
5 * tree-ssa-sink.c (execute_sink_code): Ditto.
6 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
7 * tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
8 tree_ssa_loop_done): Ditto.
9 * tree-ssa-pre.c (init_pre, fini_pre): Ditto.
10 * sched-ebb.c: Include output.h.
11 (schedule_ebbs): Do not use dump argument.
12 * value-prof.h (struct profile_hooks): Remove profile_dump_file.
13 * loop.c (loop_dump_stream): Removed.
14 (loop_optimize, rest_of_handle_loop_optimize): Do not use dump
16 (scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
17 emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
18 final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
19 loop_iterations, strength_reduce, record_biv, record_giv,
20 final_giv_value, check_final_value, check_ext_dependent_givs,
21 combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
22 try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
23 dump_file instead of loop_dump_stream.
24 * ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
26 * reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
28 * flow.c (life_analysis, rest_of_handle_life): Ditto.
29 * haifa-sched.c: Include output.h
30 (schedule_insns, sched_init): Do not use dump argument.
31 * mode-switching.c (optimize_mode_switching): Ditto.
32 * modulo-sched.c (stats_file): Removed.
33 (print_node_sched_params): Do not call argument dump_file.
34 (sms_schedule_by_order, loop_canon_p, sms_schedule,
35 rest_of_handle_sms): Do not use dump argument. Use dump_file instead
37 * cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
39 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
40 rtl_loop_init, rtl_loop_done): Ditto.
41 * global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
42 * predict.c (combine_predictions_for_bb, tree_estimate_probability):
44 * recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
45 * lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
46 * regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
47 rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
48 * emit-rtl.c (renumber_insns): Ditto.
49 * cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
50 expand_gimple_basic_block, tree_expand_cfg): Ditto.
51 * regclass.c (regclass): Ditto.
52 * tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
53 remove_ssa_form, rewrite_out_of_ssa): Ditto.
54 * reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
55 convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
57 * sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
58 * local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
60 * gcse.c (gcse_file, debug_stderr): Removed.
61 (gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
62 rest_of_handle_gcse): Do not use dump argument.
63 (cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
64 one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
65 pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
66 compute_code_hoist_vbeinout, compute_code_hoist_data,
67 one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
68 compute_store_table, build_store_vectors, insert_insn_start_bb,
69 insert_store, remove_reachable_equiv_notes, replace_store_insn,
70 store_motion): Use dump_file instead of gcse_file.
71 * ipa-type-escape.c (type_escape_execute): Remove debugging comments.
72 * profile.c (profile_dump_file): Removed.
73 (branch_prob): Use dump_file instead of profile_dump_file.
74 * ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
76 * tree-ssa-copy.c (dump_copy_of): Ditto.
77 * rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
78 dump file to life_analysis.
79 * bt-load.c (branch_target_load_optimize): Ditto.
80 * cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
82 * rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
83 regclass, dbr_schedule): Declaration changed.
84 * sched-int.h (sched_init): Declaration changed.
85 * tree-profile.c (tree_profile_dump_file): Removed.
86 (tree_profile_hooks): Removed profile_dump_file hook.
87 * rtl-profile (rtl_profile_dump_file): Removed.
88 (rtl_profile_hooks): emoved profile_dump_file hook.
89 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
91 * c-gimplify.c (c_genericize): Do not call local variable dump_file.
92 * tree-cfg.c (build_tree_cfg): Ditto.
93 * Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
94 * basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
96 * config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
97 life_analysis and schedule_insns.
98 * config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
100 * config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
102 * config/mips/mips.c (mips_reorg): Ditto.
103 * config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
106 2006-02-06 Aldy Hernandez <aldyh@redhat.com>
108 * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
109 (s390_mangle_fundamental_type): New.
110 * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
113 * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
114 (alpha_mangle_fundamental_type): New.
115 * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
118 * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
120 * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
122 * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
123 (sparc_mangle_fundamental_type): New.
125 2006-02-06 Jakub Jelinek <jakub@redhat.com>
127 * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
128 (s390x-*-linux*): Likewise.
129 * config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
130 * config/s390/t-linux: New file.
132 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
134 * config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
135 sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.
137 2006-02-06 Daniel Berlin <dberlin@dberlin.org>
139 * tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
140 (ANTIC_SAFE_LOADS): New macro.
141 (find_or_generate_expression): Add prototype.
142 (set_contains_value): Allow null set for sake of not always having
143 to allocate ANTIC_SAFE_LOADS.
144 (phi_translate): Move placement of AGGREGATE_TYPE_P check.
145 Allow COMPONENT_REF too.
146 (valid_in_set): Allow COMPONENT_REF.
147 Check ANTIC_SAFE_LOADS too.
148 (compute_antic_aux): Print out ANTIC_SAFE_LOADS.
149 (compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
151 (can_PRE_operation): Add COMPONENT_REF.
152 (create_component_ref_by_pieces): New function.
153 (create_expression_by_pieces): Use create_component_ref_by_pieces.
154 (insert_aux): Move AGGREGATE_TYPE_P check here.
155 (compute_avail): Set bb local stmt uids.
156 (pass_pre): Use TODO_update_ssa_only_virtuals.
158 2006-02-06 Ben Elliston <bje@au.ibm.com>
160 * configure.ac: Unconditionally disable decimal float by default.
161 * configure: Regenerate.
163 2006-02-06 Ben Elliston <bje@au.ibm.com>
165 * read-rtl.c (read_name): Terminate reading on EOF.
167 2006-02-06 Ben Elliston <bje@au.ibm.com>
169 * dfp.c (decimal_real_arithmetic): Change second argument type
170 from int to enum tree_code. Do not always return true, but now
171 return result of any call to decimal_do helper functions.
172 * dfp.h (decimal_real_arithmetic): Update prototype.
174 2006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr>
176 * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.
178 2006-02-05 Andrew Pinski <pinskia@physics.uc.edu>
181 * tree-cfg.c (cleanup_dead_labels): Also don't remove
184 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
186 * tree-vrp.c (cfg_loops): Removed.
187 (adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
188 Use current_loops instead of cfg_loops. Pass flags to
190 * cfgloopmanip.c (fix_loop_structure): Update only available
192 * tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
194 * modulo-sched.c (build_loops_structure): Removed.
195 (sms_schedule): Use loop_optimizer_init.
196 * loop-init.c (loop_optimizer_init): Use flags to determine
197 which properties of loops to prepare.
198 (rtl_loop_init): Pass flags to loop_optimizer_init.
199 * tree-ssa-sink.c (execute_sink_code): Ditto.
200 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
201 * tree-ssa-pre.c (init_pre): Ditto.
202 * cfgloop.h (LOOPS_NORMAL): New.
203 (loop_optimizer_init): Declaration changed.
205 2006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
207 * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
208 * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
210 * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
212 * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
214 * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
215 * pa/t-pa64: Delete quadlib.c rule.
216 * pa/x-ada: Revert last change.
217 * pa/t-pa: Revert last change. Delete quadlib.c rule.
219 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
221 PR rtl-optimization/26087
222 * rtlanal.c (canonicalize_condition): Do not cross basic block
225 2006-02-04 Alexandre Oliva <aoliva@redhat.com>
228 * config/ia64/ia64.c: Include debug.h.
229 (MAX_ARTIFICIAL_LABEL_BYTES): New.
230 (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
231 (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
232 (process_epilogue, process_set, process_for_unwind_directive):
233 Output unwind info only if requested. Add CFA info if requested.
234 Add new arguments as needed. Adjust callers.
235 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
237 (DWARF2_FRAME_INFO): Define to zero.
238 * config/ia64/unwind-ia64.c: Remove code that compensated for
239 the CFA offset error fixed above.
240 * config/ia64/t-ia64 (ia64.o): Depend on debug.h.
241 * dwarf2out.c (DWARF2_FRAME_INFO): Define default.
242 (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
243 -funwind-tables and -fexceptions to enable frame info.
244 (dwarf2out_frame_init): Define initial CFA even if
245 DWARF2_UNWIND_INFO is disabled. Call initial_return_save if
246 DWARF2_UNWIND_INFO is nonzero, not just defined.
247 (dwarf2out_frame_finish): Output non-EH call frame info only
248 if DWARF2_FRAME_INFO is nonzero.
249 (convert_cfa_to_loc_list,
250 compute_frame_pointer_to_cfa_displacement): Define even if
251 unwind info is not supported.
252 (gen_subprogram_die): Use the above unconditionally. Remove
253 legacy alternate code.
254 * toplev.c (compile_file): Compile in call to
255 dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
256 (lang_dependent_init): Ditto for dwarf2out_frame_init.
258 2006-02-04 David Edelsohn <edelsohn@gnu.org>
259 Jakub Jelinek <jakub@redhat.com>
261 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
262 IBM extended float format long double as "g" on powerpc*-linux.
264 2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
267 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
268 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
270 2006-02-03 Jason Merrill <jason@redhat.com>
273 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
276 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
277 on the return slot if it's an NRV.
279 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
281 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
282 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
283 rewrite_use): Do not handle USE_OUTER.
284 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
285 add_iv_outer_candidates, may_replace_final_value,
286 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
287 (find_interesting_uses_op): Functionality of
288 find_interesting_uses_outer_or_nonlin moved here.
289 (find_interesting_uses_outside): Use find_interesting_uses_op.
291 2006-02-03 Alan Modra <amodra@bigpond.net.au>
294 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
296 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
297 Ulrich Weigand <uweigand@de.ibm.com>
300 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
301 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
302 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
303 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
305 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
306 (s390_rtx_costs): Use the new fields to calculate rtx costs.
307 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
308 Define secondary reloads for TFmode moves.
309 (constant_modes): Add TFmode.
310 (NR_C_MODES): Set to 8.
311 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
313 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
314 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
315 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
316 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
317 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
318 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
319 (FPR mode macro): Add TFmode.
320 (DSF mode macro): New.
321 (<de>, <dee> mode attributes): Removed.
322 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
323 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
324 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
325 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
326 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
327 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
328 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
329 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
330 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
331 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
332 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
333 "*negabs<mode>2", "sqrt<mode>2"):
334 Changed <de> to <xde>. R constraint replaced by <Rf>.
335 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
337 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
338 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
339 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
341 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
342 "extenddftf2", "extendsftf2"): New expanders.
343 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
344 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
345 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
346 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
348 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
349 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
350 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
351 __floatditf): Add a GCC_4.1.0 symbol version tag.
352 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
355 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
358 * config/i386/i386.c (ix86_function_ok_for_sibcall):
359 Use targetm.binds_local_p instead of TREE_PUBLIC.
361 2006-02-02 Roger Sayle <roger@eyesopen.com>
363 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
364 on INTEGER_TYPEs to indicate that it denotes a character type.
365 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
366 signed_char_type_node, unsigned_char_type_node and char_type_node.
367 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
368 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
369 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
371 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
372 Daniel Berlin <dberlin@dberlin.org>
374 * tree-tailcall.c (arg_needs_copy_p): New function.
375 (eliminate_tail_call): Use arg_needs_copy_p.
376 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
377 (add_virtual_phis): New function.
379 2006-02-02 Jakub Jelinek <jakub@redhat.com>
381 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
382 #ignore instead of #scratch for %g7 .register directive.
384 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
386 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
389 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
391 * flow.c (calculate_global_regs_live): Assert that there aren't any
394 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
396 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
398 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
399 bsi_after_labels iterator.
400 * tree-if-conv.c (find_phi_replacement_condition,
401 replace_phi_with_cond_modify_expr): Likewise.
402 * tree-scalar-evolution.c (scev_const_prop): Likewise.
403 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
405 2006-02-02 Diego Novillo <dnovillo@redhat.com>
407 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
409 2006-02-02 Diego Novillo <dnovillo@redhat.com>
412 * tree-cfg.c (move_block_to_fn): Clear out the basic block
413 array after growing it.
415 2006-02-01 Steve Ellcey <sje@cup.hp.com>
418 * fold-const.c (fold_checksum_tree): Change type of buf.
420 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
422 * reload.c (push_secondary_reload): Initialize t_icode.
424 2006-02-01 Jakub Jelinek <jakub@redhat.com>
426 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
427 -msoft-float -mlong-double-128 only issue a warning, but don't
428 swich to DFmode long double.
430 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
432 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
433 has a constant equivalent, iterate over equivalents for arg0,
434 calling simplify_relational_operation and if there's a result
435 cheaper than X, apply fold_rtx and return the result.
437 2006-02-01 Jan Hubicka <jh@suse.cz>
439 * opts.c (no_unit_at_a_time_default): New global variable.
440 (decode_options): Use it.
441 * opts.h (no_unit_at_a_time_default): Declare.
443 2006-02-01 Paul Brook <paul@codesourcery.com>
445 * function.c (assign_parm_setup_reg): Use function argument promotion
447 * expr.c (expand_expr_real_1): Use function argument promotion rules
450 2006-02-01 Steve Ellcey <sje@cup.hp.com>
452 * gcc.c (process_command): Change j to 'unsigned int'.
454 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
457 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
458 Use the corrected index for the character
459 out of the string constant.
461 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
463 * mode-switching.c (optimize_mode_switching): Fix size
464 allocated for bb_info[n_entities].
466 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
468 * gcc.c (main): Correct type that is allocated for
471 2006-01-31 Jakub Jelinek <jakub@redhat.com>
473 * config/s390/s390.c (init_alignment_context): Set
474 ALIAS_SET_MEMORY_BARRIER on the MEM.
475 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
477 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
480 * loop-unroll.c (unroll_loop_runtime_iterations): Free
482 * tree-ssa-live.c (type_var_init): Allocate bitmap after
485 2006-01-31 Marcin Dalecki <martin@dalecki.de>
487 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
488 * regrename.c: Ditto.
489 * tree-ssa-loop-im.c: Ditto.
490 * tree-dump.c: Ditto.
491 * tree-complex.c: Ditto.
493 * tree-ssa-threadupdate.c: Ditto.
495 * java/class.c: Ditto.
496 * java/jcf-parse.c: Ditto.
497 * java/resource.c: Ditto.
498 * java/except.c: Ditto.
499 * java/jvspec.c: Ditto.
500 * java/jcf-write.c: Ditto.
501 * java/jcf-path.c: Ditto.
502 * java/gjavah.c: Ditto.
503 * java/zextract.c: Ditto.
504 * java/jcf-io.c: Ditto.
506 * java/buffer.c: Ditto.
507 * java/lang.c: Ditto.
508 * java/parse-scan.y: Ditto.
511 * cfgloopmanip.c: Ditto.
512 * postreload-gcse.c: Ditto.
513 * tree-ssa-loop-manip.c: Ditto.
514 * postreload.c: Ditto.
515 * tree-ssa-loop-ch.c: Ditto.
519 * diagnostic.c: Ditto.
521 * genoutput.c: Ditto.
524 * cfgloopanal.c: Ditto.
525 * objc/objc-act.c: Ditto.
527 * genextract.c: Ditto.
528 * genautomata.c: Ditto.
529 * pretty-print.c: Ditto.
531 * cgraphunit.c: Ditto.
534 * haifa-sched.c: Ditto.
535 * dominance.c: Ditto.
537 * tree-ssa-loop-ivopts.c: Ditto.
539 * mode-switching.c: Ditto.
540 * modulo-sched.c: Ditto.
542 * ipa-pure-const.c: Ditto.
544 * fix-header.c: Ditto.
546 * tree-stdarg.c: Ditto.
547 * ipa-utils.c: Ditto.
548 * loop-init.c: Ditto.
549 * ipa-inline.c: Ditto.
552 * alloc-pool.c: Ditto.
553 * dwarf2out.c: Ditto.
555 * genattrtab.c: Ditto.
556 * tree-ssa-loop-ivcanon.c: Ditto.
560 * fortran/gfortranspec.c: Ditto.
562 * local-alloc.c: Ditto.
563 * langhooks.c: Ditto.
565 * tree-vectorizer.c: Ditto.
567 * ipa-type-escape.c: Ditto.
569 * tree-if-conv.c: Ditto.
572 * tree-data-ref.c: Ditto.
573 * loop-unroll.c: Ditto.
574 * treelang/treetree.c: Ditto.
577 * ggc-common.c: Ditto.
581 * tree-cfgcleanup.c: Ditto.
582 * tree-ssa-pre.c: Ditto.
583 * cfgcleanup.c: Ditto.
584 * loop-invariant.c: Ditto.
587 * print-tree.c: Ditto.
590 * sched-deps.c: Ditto.
592 * tree-object-size.c: Ditto.
594 * bb-reorder.c: Ditto.
596 * var-tracking.c: Ditto.
598 * df-problems.c: Ditto.
599 * reg-stack.c: Ditto.
602 * sched-rgn.c: Ditto.
603 * tree-ssa-structalias.c: Ditto.
604 * tree-ssa-reassoc.c: Ditto.
605 * config/darwin-c.c: Ditto.
606 * config/darwin.c: Ditto.
607 * config/arm/arm.c: Ditto.
612 2006-01-31 Nicolas Pitre <nico@cam.org>
614 * arm.md (smaxsi3): Make aware of smax_m1.
617 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
619 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
621 2006-01-31 Richard Guenther <rguenther@suse.de>
623 * doc/invoke.texi (-msselibm): Document.
624 * target.h (expand_library_builtin): New target hook.
625 * builtins.c (expand_builtin): Use expand_library_builtin.
626 (default_expand_library_builtin): New function.
627 * gcc.c (LINK_GCC_MATH_SPEC): Define.
628 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
629 (link_gcc_math_spec): Declare.
630 (static_specs): Add link_gcc_math_spec.
631 * expr.h (default_expand_library_builtin): Declare.
632 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
633 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
634 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
635 * config/i386/i386.opt (msselibm): New target option.
636 * config/i386/i386.c (ix86_builtin_function_variants): New array.
637 (ix86_init_sse_abi_builtins): New function.
638 (ix86_expand_library_builtin): Likewise.
639 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
640 (override_options): Handle error conditions wrt -msselibm.
641 (ix86_builtins): Add function codes for SSE2 ABI builtins.
642 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
643 * doc/extend.texi (__builtin_sse2_*): Document new target specific
646 2006-01-31 Richard Guenther <rguenther@suse.de>
647 Paolo Bonzini <bonzini@gnu.org>
649 * doc/install.texi (--disable-libgcc-math): Document.
651 2006-01-30 Marcin Dalecki <martin@dalecki.de>
653 * expr.h (expand_normal): new inline function.
654 * builtins.c: use it, use EXPAND_NORMAL explicitely.
656 * dwarf2out.c: use it.
661 * config/sparc/sparc.c: use it.
662 * config/i386/i386.c: use it.
663 * config/rs6000/rs6000.c: use it.
664 * config/arm/arm.c: use it.
665 * config/mips/mips.c: use it.
666 * stmt.c: use it, use EXPAND_NORMAL explicitely.
668 2006-01-30 Roger Sayle <roger@eyesopen.com>
670 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
671 argv to the appropriate type.
673 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
675 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
678 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
681 * config/s390/s390.c (struct machine_function): New flag
682 decomposed_literal_pool_addresses_ok_p.
683 (s390_reorg): Set it before final stage of literal pool transforms.
684 (s390_decompose_address): Only accept displacements of the form
685 (minus (label_ref ...) (label_ref ...)) if that flag is set.
687 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
689 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
690 the comparison routine return.
692 2006-01-30 Michael Matz <matz@suse.de>
694 * global.c (find_reg): Only evict for global regs.
695 Take n_refs into account and dump more info.
697 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
700 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
701 (pragma_trap, pragma_nosave_low_regs): Likewise.
702 (current_function_anonymous_args): Likewise.
703 (sh_deferred_function_attributes): New variable.
704 (sh_deferred_function_attributes_tail): Likewise.
705 (print_operand): For '@', look up trap_exit attribute.
706 (calc_live_regs): Look up trapa_handler attribute. For trapa
707 handlers, save/restore fpscr, but don't do any other
708 interrupt-specific saves.
709 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
710 Fix check for partially saved registers to check for SHmedia.
711 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
712 (sh_output_function_epilogue): Don't clear any of the removed
714 (sh_insert_attributes): Don't check pragma_interrupt.
715 Insert deferred attributes. Check that interrupt attribute is
716 present for other attributes that require its presence.
717 (sh_attribute_table): Add new attributes trapa_handler and
719 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
720 Don't check for pragma_interrupt. Don't store argument.
721 * sh.h (pragma_interrupt, sp_switch): Don't declare.
722 (sh_deferred_function_attributes): Declare.
723 (sh_deferred_function_attributes_tail): Likewise.
724 * sh.md (sp_switch_1): Add operand. Change generator caller.
725 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
726 (*return_i): Don't use when trap_exit attribute is in effect.
727 (*return_trapa): New insn pattern.
729 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
730 setting c_target_objs and cxx_target_objs.
731 * t-sh: Add rule for sh-c.o.
733 2006-01-30 Richard Guenther <rguenther@suse.de>
736 * gimplify.c (gimplify_target_expr): Handle easy cases
737 without creating a temporary.
739 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
741 * vec.h (safe_grow): Remove duplicated line.
743 2006-01-29 Diego Novillo <dnovillo@redhat.com>
746 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
747 (expand_omp): ... here.
748 (expand_omp_parallel): Only remove barriers for combined
749 parallel+workshare constructs.
751 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
755 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
756 * tree.c (build_qualified_type): Chain the new type to the original
757 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
758 a POINTER_TYPE or a REFERENCE_TYPE respectively.
759 (build_pointer_type_for_mode): Only return unqualified types.
760 (build_reference_type_for_mode): Likewise.
762 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
764 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
765 * Makefile.in (CXX_COMPAT_WARN): Define.
766 * configure: Regenerate.
768 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
771 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
774 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
776 * toplev.c: Fix thinko.
778 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
779 Marcin Dalecki <martin@dalecki.de>
781 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
782 (push_srcloc): Use XNEW.
783 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
785 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
787 * df-core.c (df_set_blocks): Deleted all variable.
789 2006-01-28 Ian Lance Taylor <ian@airs.com>
791 * cgraphunit.c (cgraph_assemble_pending_functions): Call
792 cgraph_output_pending_asms.
794 2006-01-28 Zack Weinberg <zackw@panix.com>
796 * c.opt: Add -W(no-)overlength-strings.
797 * doc/invoke.texi: Document it.
798 * c-opts.c (c_common_handle_option): -pedantic implies
799 -Woverlength-strings, if not explicitly disabled already.
800 (c_common_post_options): -Woverlength-strings defaults to off, and
801 is always off for C++.
802 * c-common.c (fix_string_type): Issue warning about strings longer
803 than is portable only if warn_overlength_strings. Rearrange code
804 a little for clarity.
805 * configure.in: Check for -Wno-overlength-strings as well before
806 enabling -pedantic in stage 1.
807 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
808 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
810 * genconditions.c (write_header, write_one_condition)
811 (write_conditions, write_writer): Consolidate very long strings
812 that were broken up to fit in C89 portable limit. Don't use
813 printf when fputs will do.
815 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
817 * combine.c (simplify_comparison <AND>): Check
818 TRULY_NOOP_TRUNCATION before start using a subreg.
820 * config/mips/mips.md (*branch_zero<mode>,
821 *branch_zero<mode>_inverted, *branch_equality<mode>,
822 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
823 Remove mode check from comparisons.
825 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
827 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
829 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
831 * expmed.c (const_mult_add_overflow_p): Remove.
832 * expr.h: Remove the prototype for const_mult_add_overflow_p.
834 * recog.c (validate_replace_rtx_subexp): Remove.
835 * recog.h: Remove the prototype for
836 validate_replace_rtx_subexp.
838 * integrate.h: Remove the prototype for
839 copy_decl_for_inlining.
840 * rtl.h: Remove the prototype for mark_constant_function.
841 * tree-vectorizer.h: Remove the prototype for
842 vect_strip_conversion.
844 * modulo-sched.c (create_partial_schedule,
845 free_partial_schedule, reset_partial_schedule): Make them
848 * hooks.c (hook_bool_rtx_int_false): Remove.
849 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
851 2006-01-28 David Edelsohn <edelsohn@gnu.org>
853 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
854 and -mlong-double-128 are incompatible.
855 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
856 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
857 (TARGET_LIBGCC2_CFLAGS): Define.
858 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
859 (TARGET_LIBGCC2_CFLAGS): Same.
860 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
862 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
865 * c-typeck.c (build_binary_op): Perform implicit casts of
866 operands before shortening them.
868 * cfgloopmanip.c (split_loop_bb): Remove.
869 * cfgloop.h: Remove the prototype for split_loop_bb.
871 * cfgloop.c (flow_loop_outside_edge_p): Remove.
872 * cfgloop.h: Remove the prototype for
873 flow_loop_outside_edge_p.
875 * emit-rtl.c (init_virtual_regs): Make it static.
876 * function.h: Remove the prototype for init_virtual_regs.
878 * recog.c (peephole2_optimize): Make it static.
879 * recog.h: Remove the prototype for peephole2_optimize.
881 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
883 * df-scan.c (df_record_entry_block_defs): Check if
884 INCOMING_RETURN_ADDR_RTX is defined.
886 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
887 Kenneth Zadeck <zadeck@naturalbridge.com>
889 PR rtl-optimization/24762
890 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
891 * targhooks.c (hook_void_bitmap): New hook prototype.
892 * targhoohs.h (hook_void_bitmap): Ditto.
893 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
894 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
895 * target.h (live_on_entry): New function pointer.
896 * df-scan.c (df_all_hard_regs): Removed.
897 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
898 (df_scan_free_internal): Added df->entry_block_defs.
899 (df_scan_alloc): Ditto.
900 (df_scan_dump): Ditto.
901 (df_uses_record): Plumbed flag field properly thru calls.
902 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
903 This part fixes PR24762.
904 (df_bb_refs_record): Added code to make the frame and arg
905 pointers live in EH blocks.
906 (df_refs_record): Added call to df_record_entry_block_defs.
907 (df_record_entry_block_defs): New function.
908 * df-core.c: Added comments to describe new artifical defs.
909 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
910 (entry_block_defs): New field in struct df.
911 (df_all_hard_regs): Deleted.
912 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
913 * df-problems.c (df_ru_bb_local_compute_process_def):
914 Added code to handle artifical defs in the entry to a function.
915 (df_ru_bb_local_compute): Ditto.
916 (df_rd_bb_local_compute_process_def): Ditto.
917 (df_rd_bb_local_compute): Ditto.
918 (df_lr_bb_local_compute): Ditto.
919 (df_ur_bb_local_compute): Ditto.
920 (df_urec_bb_local_compute): Ditto.
921 (df_chain_create_bb): Ditto.
922 (df_ur_local_finalize): Removed entry.
923 (df_urec_init): Ditto.
924 (df_urec_local_finalize): Ditto.
925 (df_ri_bb_compute): Added detection of last use of pseudos.
926 * Makefile.in (df-scan.o): Updated dependencies.
927 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
928 * config/mips/mips.c (mips_set_live_on_entry): Added.
929 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
931 * dce.c (marked_insn_p): Added code to handle artifical defs.
933 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
935 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
937 (_mm_cvtsi128_si64): Likewise.
938 (_mm_cvtsd_si64): Likewise.
939 (_mm_cvttsd_si64): Likewise.
940 (_mm_cvtsi64_sd): Likewise.
941 (_mm_cvtsi64_si128): Likewise.
942 * config/i386/mmintrin.h (_m_from_int64): Likewise.
943 (_mm_cvtsi64_m64): Likewise.
944 (_m_to_int64): Likewise.
945 (_mm_cvtm64_si64): Likewise.
946 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
947 (_mm_cvttss_si64): Likewise.
948 (_mm_cvtsi64_ss): Likewise.
949 (_mm_cvtss_f32): Likewise.
951 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
953 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
954 for pragma redefine_extname.
956 2006-01-27 Jakub Jelinek <jakub@redhat.com>
959 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
960 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
961 -mno-minimal-toc to previous content.
962 (bispecs): Remove goal.
963 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
964 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
965 compatibility aliases on powerpc-*-*gnu*.
966 * config/rs6000/libgcc-ppc-glibc.ver: New file.
967 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
968 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
969 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
970 (ldblspecs): New goal.
971 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
972 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
974 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
975 L_sf_to_tf or L_df_to_tf is defined.
977 2006-01-27 David Edelsohn <edelsohn@gnu.org>
978 Alan Modra <amodra@bigpond.net.au>
981 * config/rs6000/linux.h (POWERPC_LINUX): Define.
982 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
983 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
984 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
985 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
986 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
987 (rs6000_override_options): Initialize rs6000_ieeequad.
988 Initialize TFmode format to ibm_extended_format if not
990 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
992 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
993 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
994 (function_arg_advance): IBM long double passed in two FPRs, not
996 (function_arg): IBM long double passed in FPRs.
997 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
998 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
999 Only multireg GPR aligned.
1000 (rs6000_init_libfuncs): Enable IBM long double functions if not
1002 (rs6000_generate_compare): Use IBM long double compare if not
1004 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
1005 (TARGET_IEEEQUAD): Define.
1006 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
1007 not TARGET_IEEEQUAD.
1008 * config/rs6000/rs6000.md: Enable TFmode patterns if
1010 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
1011 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1012 and -mlong-double-128 are incompatible.
1013 * doc/invoke.texi (-mabi): Collect options together. Add
1014 ibmlongdouble and ieeelongdouble.
1016 2006-01-27 Richard Sandiford <richard@codesourcery.com>
1018 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
1020 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
1021 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
1022 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
1023 * rtl.h (rtunion_def): Remove rt_ptr.
1025 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
1026 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
1027 * config/i386/winnt.c (i386_pe_mark_dllexport)
1028 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
1030 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
1032 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
1034 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1038 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
1039 pthread_key_delete. From John David Anglin. gthrw-ify
1040 pthread_getunique_np only if it it's not a macro. Delete
1042 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
1043 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
1044 __gthread_objc_condition_signal, __gthread_key_delete): Add
1045 "__attribute__ ((__unused__))" to unused arguments.
1046 (__gthread_recursive_mutex_init_function): Add missing return.
1047 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
1048 gthr-posix95.h: Use macro-based approach for name redirection
1049 on targets missing weakref.
1051 2006-01-26 Zack Weinberg <zackw@panix.com>
1053 * genconditions.c (write_header): In generated code, #ifdef out
1054 all includes and fake declarations, except includes of bconfig.h
1055 and system.h, unless GCC_VERSION >= 3001. Do not include
1056 gensupport.h in any case.
1057 (write_conditions): Generate a definition of struct c_test. Add
1058 a comment to the generated #endif.
1059 (write_one_condition): Escape backslashes in string too.
1060 (write_writer): Generated code must escape backslashes and quote
1061 marks (but not newlines) in the strings it writes.
1062 * Makefile.in (build/gencondmd.o): Update dependencies.
1064 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1067 * Makefile.in (insn-automata.o): Add header file dependencies.
1068 * genautomata.c: Add includes.
1070 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1073 * Makefile.in (insn-automata.o): Add -Wno-error flag.
1075 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1077 * configure.ac: Expect target tools paths to be passed from the toplevel
1078 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
1080 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
1082 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1085 * c.opt (Wpointer-sign): Init to -1.
1086 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
1087 OPT_pedantic, to 0 otherwise.
1088 * doc/invoke.texi: Update.
1090 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1092 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
1093 constants provided by 80387 instructions in the destination mode.
1095 2006-01-26 Richard Guenther <rguenther@suse.de>
1096 Andrew Pinski <pinskia@physics.uc.edu>
1099 partial PR tree-opt/17064
1100 * tree-ssa-structalias.c (intra_create_variable_infos):
1101 Create heap variables for incoming parameters if
1102 flag_argument_noalias > 1.
1103 (find_what_p_points_to): Look through default defs of
1106 2006-01-26 Jeff Law <law@redhat.com>
1109 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
1110 with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
1111 within the VR_RANGE, use the VR_RANGE as the result, not the
1113 (adjust_range_with_scev): Reject ranges from SCEV which are out of
1114 bounds for the type.
1116 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
1118 * tree-ssa-alias.c (maybe_create_global_var): Change
1119 subvar walking to an assertion that we don't have subvar'd variables.
1121 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
1124 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
1125 Use a new variable, inner. PARM_DECLs are always non-weak.
1127 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
1129 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
1132 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
1134 * config/mips/mips.md (*clear_upper32): New combiner pattern.
1136 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
1138 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
1139 (smax_insn, smin_insn, smax_0, smin_0): New.
1141 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
1144 * config/cris/cris.c (cris_order_for_addsi3): New function.
1145 * config/cris/cris-protos.h: Prototype it.
1146 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
1147 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
1148 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
1149 (split for "op.S1 [rx=rx+i],ry (swapped)")
1150 (split for "op(s|u).S1 [rx=rx+i],ry")
1151 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
1152 Apply cris_order_for_addsi3 when generating addsi3 insns.
1154 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1156 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
1157 (TREE_BLOCK): Add call to EXPR_CHECK.
1159 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1162 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
1163 * tree-pretty-print.c (dump_omp_clause): Extract from ...
1164 (dump_omp_clauses): ... here.
1165 (dump_generic_node): Handle OMP_CLAUSE.
1166 * tree.c (omp_clause_num_ops): New.
1167 (omp_clause_code_name): New.
1168 (tree_code_size): Handle OMP_CLAUSE.
1169 (tree_size): Likewise.
1170 (make_node): Document handling of OMP_CLAUSE.
1171 (tree_node_structure): Handle OMP_CLAUSE.
1172 (omp_clause_check_failed): New.
1173 (omp_clause_range_check_failed): New.
1174 (omp_clause_operand_check_failed): New.
1175 (build_omp_clause): New.
1176 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
1177 * tree.h (enum omp_clause_code): Declare.
1178 (OMP_CLAUSE_SUBCODE_CHECK): Define.
1179 (OMP_CLAUSE_RANGE_CHECK): Define.
1180 (OMP_CLAUSE_ELT_CHECK): Define.
1181 (omp_clause_check_failed): Declare.
1182 (omp_clause_operand_check_failed): Declare.
1183 (omp_clause_range_check_failed): Declare.
1184 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
1185 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
1186 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
1187 (OMP_CLAUSE_LASTPRIVATE): Likewise.
1188 (OMP_CLAUSE_IF_EXPR): Likewise.
1189 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
1190 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
1191 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
1192 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
1193 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
1194 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
1195 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
1196 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
1197 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
1198 (OMP_CLAUSE_CODE): Define.
1199 (OMP_CLAUSE_SET_CODE): Define.
1200 (OMP_CLAUSE_CODE): Define.
1201 (OMP_CLAUSE_OPERAND): Define.
1202 (struct tree_omp_clause): Declare.
1203 (union tree_node): Add field 'omp_clause'.
1204 * treestruct.def (TS_OMP_CLAUSE): Define.
1205 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
1206 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
1207 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
1208 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
1209 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
1210 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
1211 (OMP_CLAUSE): Define.
1212 * print-tree.c (print_node): Handle OMP_CLAUSE.
1213 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
1214 * c-typeck.c: Likewise.
1215 * gimplify.c: Likewise.
1216 * c-omp.c: Likewise.
1217 * tree-nested.c: Likewise.
1218 * tree-inline.c: Likewise.
1219 * c-parser.c: Likewise.
1220 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
1223 2006-01-25 Roger Sayle <roger@eyesopen.com>
1225 PR rtl-optimization/25703
1226 * combine.c (try_combine): Handle zero_extract and strict_low_part
1227 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
1229 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
1231 * global.c: Fix comment typos.
1233 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
1236 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
1237 Use output_addr_const instead of assemble_name.
1239 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
1241 * Makefile.in (sched-vis.o): Update dependencies.
1242 * haifa-sched.c (sched_finish): Clear current_sched_info.
1243 * cfg.c (dump_bb_info): New, split from dump_flow_info.
1244 (dump_flow_info): Call it.
1245 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
1247 * basic-block.h (dump_bb_info): Declare.
1248 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
1249 option, and apply options only for dump files whose TDF_RTL,
1250 TDF_TREE, or TDF_IPA bits match.
1251 * rtl.h: Declare new functions exported from sched-vis.c.
1252 * sched-vis.c: Enable also if scheduling is not used.
1253 (print_value): Print the mode of registers if not inside scheduling.
1254 (print_insn): Make it work outside the scheduler. Beautify the output
1256 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
1258 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1260 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
1261 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
1262 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
1263 depending on the value of CONSTANT_POOL_ADDRESS_P.
1264 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
1266 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
1267 rather than SYMBOL_REF_DECL.
1268 (rtx_constant_pool): Remove const_rtx_sym_htab.
1269 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
1270 (init_varasm_status): Don't initialize const_rtx_sym_htab.
1271 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
1272 Remove handling of const_rtx_sym_htab.
1273 (find_pool_constant): Delete.
1274 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
1275 rather than find_pool_constant.
1276 (get_pool_constant_for_function): Delete.
1277 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1279 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1280 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1281 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1282 (SYMBOL_REF_CONSTANT): New macro.
1283 (get_pool_constant_for_function): Delete.
1284 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1285 rather than SYMBOL_REF_DECL.
1286 (i386_pe_mark_dllimport): Likewise.
1287 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1288 rather than SYMBOL_REF_DECL.
1289 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1290 (machopic_indirect_call_target): Likewise.
1292 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1294 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1296 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1298 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1300 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1302 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1304 2006-01-24 David Daney <ddaney@avtrex.com>
1307 * configure.ac (enable_tls): New enable option.
1308 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1309 * configure: Regenerate.
1310 * doc/install.texi (--enable-tls): Document new option.
1311 (--disable-tls): Ditto.
1313 2006-01-24 Richard Henderson <rth@redehat.com>
1315 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1316 * alias.c (true_dependence): Respect it.
1317 (canon_true_dependence, write_dependence_p): Likewise.
1318 * builtins.c (get_builtin_sync_mem): Set it.
1320 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1322 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1325 2006-01-24 DJ Delorie <dj@redhat.com>
1327 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1328 for storing constants in single-bit bitfields.
1330 2006-01-25 Ben Elliston <bje@au.ibm.com>
1332 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1334 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1337 * tree-ssa-pre.c (phi_translate): Return NULL
1338 for AGGREGATE_TYPE's.
1340 2006-01-24 Zack Weinberg <zackw@panix.com>
1342 * genautomata.c (process_state_for_insn_equiv_partition):
1343 Use xcalloc for insn_arcs_array.
1344 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1345 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1347 2006-01-24 Richard Henderson <rth@redhat.com>
1349 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1352 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1354 PR rtl-optimization/25890
1355 PR rtl-optimization/25905
1356 * combine.c (expand_compound_operation, expand_field_assignment):
1357 Fail if the bitfield's final position is out of bounds.
1359 2006-01-24 Ian Lance Taylor <ian@airs.com>
1362 * cgraphunit.c (cgraph_output_in_order): Don't clear
1363 cgraph_asm_nodes until after asm strings have been output.
1365 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1367 * fix-header.c (read_scan_file): Add new parameter imultilib when
1368 calling register_include_chains.
1370 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1372 * omp-low.c: Update documentation.
1374 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1375 Daniel Berlin <dberlin@dberlin.org>
1379 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1380 return from the function.
1382 2006-01-22 Zack Weinberg <zackw@panix.com>
1384 * rtl.def (match_code): Add second argument.
1385 * genpreds.c (write_extract_subexp): New function.
1386 (write_match_code): Add path argument. Use write_extract_subexp.
1387 (write_predicate_expr): Pass path to write_match_code.
1388 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1389 not perform a mode test.
1390 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1391 a subexpression does not constrain the top-level code set.
1392 * read-rtl.c (read_rtx_variadic): New function.
1393 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1394 * doc/md.texi: Document new notation.
1395 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1396 (cmpsi_operand): ... here, using new notation.
1398 2006-01-22 Zack Weinberg <zackw@panix.com>
1400 * varray.c: Remove GENERATOR_FILE #ifdefs.
1402 2006-01-22 Zack Weinberg <zackw@panix.com>
1404 * genautomata.c (output_reserved_units_table): Emit nothing if
1405 description->query_units_num is zero. Remove extra blank line.
1406 (output_cpu_unit_reservation_p): Short circuit
1407 if description->query_units_num is zero.
1409 2006-01-22 Zack Weinberg <zackw@panix.com>
1411 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1412 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1413 nor any of the random handful of variables that used to be necessary
1414 when this program was linked with rtlanal.o. Prune set of forward
1415 function declarations.
1416 (struct attr_desc): Remove static_p field.
1417 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1418 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1419 (attr_string): Do not read the character one past the length of
1421 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1422 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1423 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1424 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1425 (make_automaton_attrs): New.
1426 (main): Do not call into genautomata. Call local gen_bypass
1427 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1428 Remove special case for insn_alts.
1429 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1430 varray.h (leftover from previous change). Prune set of forward
1431 function declarations. Remove state_alts fields from all
1432 structures. Remove state_alts_table from struct automaton.
1433 Make everything except main static. Do not maintain num_dfa_decls.
1434 Do not maintain state_alts fields of various structures.
1435 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1436 (add_arc): Remove state_alts argument. All callers updated.
1437 (output_reserved_units_table): Emit #ifdef here...
1438 (output_tables): ...not here. Don't generate state_alts tables.
1439 (expand_automata): Don't generate attributes.
1440 (write_automata): Don't generate state_alts functions.
1441 (main): New function.
1442 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1443 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1444 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1445 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1446 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1447 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1448 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1449 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1451 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1452 * genattrtab.h: Delete file.
1453 * Makefile.in (OBJS-common): Add insn-automata.o.
1454 (insn-automata.o): New rule.
1455 (simple_generated_c): Add insn-automata.c.
1456 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1457 (genprogmd): Add automata.
1458 (build/genattrtab): Needs no extra objects nor libraries.
1459 (build/genautomata): Needs build/vec.o and -lm.
1461 2006-01-22 Zack Weinberg <zackw@panix.com>
1463 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1464 (output_dfa_max_issue_rate, locked_states_num): Delete.
1465 (struct automaton): Add locked_states field.
1466 (output_dead_lock_vect): Save number of locked states in
1467 automaton->locked_states. If it is zero, don't print anything.
1468 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1469 (output_internal_dead_lock_func): Only test the dead_lock_vect
1470 for automata that have locked states.
1471 (output_statistics): Always print the number of locked states for
1472 each automaton. Calculate total number of locked states here.
1473 (write_automata): Don't call output_dfa_max_issue_rate.
1474 * genattrtab.c: Define length_unit_log as a const variable.
1475 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1476 max_insn_queue_index const.
1477 * final.c (length_unit_log): Declare const.
1478 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1480 2006-01-22 Zack Weinberg <zackw@panix.com>
1482 * genautomata.c: Include vec.h, not varray.h.
1483 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1484 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1485 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1486 VEC_* macros operating on appropriately typed vectors, or to
1487 malloced arrays when the size is known in advance. Const-ify
1488 many char* variables and function arguments. No functional changes.
1489 * Makefile.in (build/varray.o): Delete rule.
1490 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
1491 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
1493 2006-01-22 Zack Weinberg <zackw@panix.com>
1495 * gensupport.c: Define get_insn_name and record_insn_name here.
1496 (read_md_rtx): Call record_insn_name as appropriate.
1497 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
1498 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
1499 * genpreds.c, genrecog.c: Don't define get_insn_name nor
1501 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
1502 (BUILD_VARRAY): Delete.
1503 (genprognormal): Rename genprogmd. Fold in all programs from
1504 genprognoprint; also attrtab.
1505 (build/genattrtab): Just mention genautomata.o and varray.o.
1506 Reorganize a bit, add comments to make the categories clearer.
1508 2006-01-22 Zack Weinberg <zackw@panix.com>
1510 * genconditions.c (condition_table, add_condition): Delete.
1511 (write_conditions): Don't emit n_insn_conditions nor
1512 insn_elision_unavailable. Issue the gcc version #ifdef here,
1513 inside the table, with no #else clause ...
1514 (write_header): ...not here.
1515 (write_writer): New function.
1516 (main): Don't initialize condition_table. Use add_c_test.
1518 * gensupport.c (init_md_reader_args_cb): Handle multiple input
1519 files on the command line.
1520 (maybe_eval_c_test): Don't check insn_elision_unavailable.
1521 Return -1 if there is no entry in the table, don't abort.
1522 (add_c_test, traverse_c_tests): New functions.
1523 * gensupport.h (insn_elision_unavailable, insn_conditions)
1524 (n_insn_conditions): Delete declarations.
1525 (add_c_test, traverse_c_tests): Declare.
1526 * read-rtl.c: Include gensupport.h.
1527 (read_conditions): New function.
1528 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
1529 (read_rtx_1): If we get EOF when we were looking for an initial
1530 open paren, return 0. Call read_conditions when appropriate.
1531 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
1532 dummy-conditions.o. Eliminate references to insn-conditions.o,
1533 or change them to build/gencondmd.o, as appropriate. Remove
1534 insn-constants.h from $(simple_generated_h) and insn-conditions.c
1535 from $(simple_generated_c). For all files remaining in those
1536 two lists, add insn-conditions.md to the generator command line.
1537 Give insn-constants.h/s-constants their own rules. Add rules
1538 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
1539 (build/read-rtl.o): Depend on gensupport.h.
1540 (genprognormal): Include preds.
1541 (genprogearly): Rename genprognoprint; only difference is now that
1542 they don't link with $(BUILD_PRINT).
1543 * dummy-conditions.c: Delete.
1545 2006-01-22 Zack Weinberg <zackw@panix.com>
1547 * genextract.c: Don't include insn-config.h. Do include vec.h.
1548 Declare vectors of int, char, and locstr.
1549 (locstr): New typedef.
1550 (struct extraction): Make all array fields into bare pointers.
1551 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
1552 (insn_code_number): Delete.
1553 (accum_extract): New struct.
1554 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
1555 (gen_insn): Take insn_code_number as an argument. Use an
1556 accum_extract structure instead of loading data directly into
1557 a struct extraction, and having to know how big it might get.
1558 (walk_rtx): Operate entirely on an accum_extract structure.
1559 (print_path): Avoid unnecessary use of printf.
1560 (print_header): New function, split out of main. Distinguish
1561 more carefully between an unrecognizable insn and an insn that
1562 has the code number of a define_expand.
1563 (main): Pass insn_code_number to gen_insn. Call print_header
1564 only after parsing. Avoid unnecessary use of printf.
1565 * Makefile.in (build/vec.o): New rule.
1566 (build/genextract): Depend on build/vec.o.
1567 (build/genextract.o): Don't depend on insn-config.h.
1569 2006-01-22 Zack Weinberg <zackw@panix.com>
1571 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
1572 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
1573 practical. Eliminate per-generator-program link rules.
1575 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1578 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
1579 with a call expr to ...
1580 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
1582 2006-01-23 Richard Guenther <rguenther@suse.de>
1584 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
1585 before make_edge with conditional EDGE_TRUE_VALUE.
1587 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
1588 Jan Hubicka <jh@suse.cz>
1589 Richard Guenther <rguenther@suse.de>
1591 PR rtl-optimization/25654
1592 * cfgexpand.c (aggregate_contains_union_type): New function.
1593 (add_alias_set_conflicts): Call it. Make sure to add conflicts
1594 for structure variables that contain a union type.
1596 2006-01-23 Richard Sandiford <richard@codesourcery.com>
1598 * gengtype.c (new_structure): Return the structure.
1599 (create_option): Add an extra "next" argument.
1600 (create_field): New function.
1601 (adjust_field_rtx_def): Use create_option and create_field.
1602 Remove a now-unnecessary call to find_structure.
1603 (adjust_field_tree_def): Likewise.
1604 (note_yacc_type): Remove an unnecessary call to find_structure.
1605 * gengtype.h (new_structure): Return the structure.
1606 (create_option): Add an extra argument.
1607 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
1608 (option): Adjust calls to create_option.
1610 2006-01-22 David Edelsohn <edelsohn@gnu.org>
1612 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
1614 2006-01-22 Paul Brook <paul@codesourcery.com>
1615 Peter Barada <peter@the-baradas.com>
1617 * config/m68k/m68k.md: Add Coldfire FPU support.
1618 Define FP mode macro and associated attributes.
1619 Use it for float mode patterns.
1620 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
1621 (LIBCALL_VALUE): Use m68k_libcall_value.
1622 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
1623 (m68k_function_value): Ditto.
1624 (emit_move_sequence): Ditto.
1625 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
1626 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
1627 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
1628 (MULTILIB_EXCEPTIONS): Ditto.
1629 * config/m68k/m68k.opt: Add mcfv4e.
1630 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
1631 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
1632 (m68k_output_function_prologue): Save ColdFire FPU registers.
1633 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
1634 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
1635 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
1636 ColdFire FPU registers.
1637 (m68k_libcall_value, m68k_function_value): New functions.
1638 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
1639 (LIBCALL_VALUE): Use m68k_libcall_value.
1640 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
1641 (MASK_COLDFIRE): Add MASK_CFV4E.
1642 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
1643 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
1644 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
1645 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
1646 (GO_IF_LEGITIMATE_ADDRESS): Use it.
1647 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
1648 * doc/invoke.tex: Document -mcfv4e on m68k.
1650 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
1652 * doc/contribute.texi: Change CVS to SVN and update the corresponding
1655 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
1658 * c-opts.c (c_common_handle_option): Don't include
1659 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
1660 * doc/invoke.texi (C++ Dialect Options): Document that
1661 -Wnon-virtual-dtor is no longer included in -Wall.
1663 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
1665 * gcov.c (print_version), gcov-dump.c (print_version),
1666 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
1669 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
1671 * df-scan.c (problem_SCAN): Added NULL reset function.
1672 (df_scan_reset_blocks): Added code to call reset block function
1673 (df_bb_refs_delete) Fixed comment.
1674 (df_insn_refs_delete): Made tolerant of deleting non existent info
1675 for dataflow problems that need to be reset.
1676 * df-core.c (df_set_blocks): Ditto.
1677 * df.h (struct df_problem): Added reset_fun.
1678 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
1679 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
1680 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
1681 functions to clear out all references to def-use or use-def chains.
1683 2006-01-21 Ben Elliston <bje@au.ibm.com>
1685 * varasm.c (assemble_real): Initialise data array.
1687 2006-01-20 Paul Brook <paul@codesourcery.com>
1689 Merge from csl-arm-branch.
1690 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
1691 * config/arm/arm.md (movdi): Force operands[1] to a register
1692 if we have a non-register source.
1693 (*arm_movdi, *movdf_soft_insn): Require that one of the
1694 operands be a register.
1695 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
1696 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
1698 2006-01-20 DJ Delorie <dj@redhat.com>
1700 * varasm.c (initialize_constant_valid_p): Allow pointers
1701 initialized from integer constants of lesser precision.
1702 (output_constant): Allow non-int-sized pointer modes to be
1703 initialized from integer constants.
1705 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
1708 * cppdefault.h (struct default_include): Add multilib flag.
1709 * cppdefault.c (cpp_include_defaults): Set it.
1710 * c.opt (-imultilib): New option.
1711 * c-opts.c (imultilib): New.
1712 (c_common_handle_option): Handle -imultilib.
1713 (c_common_post_options): Likewise.
1714 * c-incpath.c (add_standard_paths, register_include_chains):
1716 * c-incpath.h (register_include_chains): Add extra parameter.
1717 * gcc.c (do_spec_1): Generate -imultilib option.
1718 (The Specs Language): Update %I description.
1719 (process_command): Update copyright notice.
1720 * doc/cppopts.texi (-imultilib): Document.
1721 * doc/invoke.texi (-imultilib): Include in option summary.
1722 (%I): Update specs documentation.
1724 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1726 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
1728 2006-01-20 Richard Sandiford <richard@codesourcery.com>
1730 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
1733 2006-01-20 Richard Guenther <rguenther@suse.de>
1734 Steven Bosscher <stevenb.gcc@gmail.com>
1736 PR rtl-optimization/24626
1737 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
1738 EDGE_TRUE_VALUE if in RTL mode.
1741 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
1742 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
1744 2006-01-20 Dirk Mueller <dmueller@suse.com>
1747 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
1748 instead of a special NOP marker.
1749 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
1750 NOP marker handling.
1751 * c-common.h (empty_body_warning): Add forward declaration.
1752 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
1753 Now uses IS_EMPTY_STMT() instead of special NOP markers.
1755 2006-01-20 Paul Brook <paul@codesourcery.com>
1757 * Makefile.in (lang_checks): Keep going if mkdir fails.
1759 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1761 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
1762 be able to clean out basic block when not necessary.
1763 (df_scan_free): Fixed to properly delete information if df is
1764 unused before calling df_finish.
1765 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
1766 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
1768 (df_bb_refs_delete): New function.
1769 (df_refs_delete): Moved per block code to df_bb_refs_delete.
1770 * df-core.c (df_set_blocks): Added code to properly clean out
1771 unused blocks if they are not part of the blocks to consider.
1772 Added additional null check.
1773 (df_compact_blocks): Added basic block parameter to free_bb_fun to
1774 be able to clean out basic block when not necessary
1775 * df.h (df_free_bb_function): Ditto.
1776 (df_bb_refs_delete): New function.
1777 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
1778 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
1779 basic block parameter to be able to clean out basic block when not
1781 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
1782 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
1783 Fixed to properly delete information if df is unused before
1786 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
1788 PR rtl-optimization/25799
1789 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
1790 Corrected confluence operator to remove bits from op2 before oring
1791 with op1 rather than removing bits from op1.
1792 (df_ru_transfer_function): Corrected test on wrong bitmap which
1793 caused infinite loop. Both of these problems were introduced in
1794 the dataflow rewrite.
1796 2006-01-19 DJ Delorie <dj@redhat.com>
1798 * reload1.c (find_reload_regs): Note the details of reload
1799 failures in the dump file.
1800 (spill_failure): Likewise.
1802 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
1804 * loop-iv.c: Include df.h and hashtab.h.
1805 (enum iv_grd_result): New enum.
1806 (DF_REF_IV, DF_REF_IV_SET): New macros.
1807 (struct biv_entry): New.
1808 (df, bivs): New global variables.
1809 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
1810 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
1812 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
1813 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
1814 analyzed_for_bivness_p, record_biv): New functions.
1815 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
1816 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
1817 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
1819 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
1821 (iv_number_of_iterations): Use new interface to iv analysis.
1822 * loop-unroll.c: Do not include varray.h.
1823 (analyze_iv_to_split_insn): Use new interface to iv
1825 * loop-unswitch.c (may_unswitch_on): Ditto.
1826 * df.c (df_bitmaps_free): Only work for bbs for that structures are
1828 (df_bb_modify): Realloc tables to the new index.
1829 (df_find_use): New function.
1830 * df.h (df_find_use): Declare.
1831 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
1833 * cfgloop.h (struct rtx_iv): Remove analysed field.
1834 (iv_get_reaching_def): Removed.
1835 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
1836 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
1837 (loop-iv.o): Add df.h and hashtab.h dependency.
1838 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
1840 2006-01-20 Alan Modra <amodra@bigpond.net.au>
1843 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
1845 (__floatundisf, __floatundidf): Likewise.
1846 * libgcc2.h (IS_IBM_EXTENDED): Define.
1848 2006-01-19 DJ Delorie <dj@redhat.com>
1850 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
1852 2006-01-19 Paul Brook <paul@codesourcery.com>
1854 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
1855 as nothrow when unwinding tables are disabled.
1857 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1860 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
1861 of bit-field" when in system header.
1863 2006-01-19 DJ Delorie <dj@redhat.com>
1865 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
1866 the 16 bit shift limit of the m16c.
1868 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
1871 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
1872 * config/i386/i386.c (output_set_got): Output the label if we have one
1873 for the TARGET_DEEP_BRANCH_PREDICTION case.
1875 2006-01-19 Jan Hubicka <jh@suse.cz>
1876 H.J. Lu <hongjiu.lu@intel.com>
1877 Evandro Menezes <evandro.menezes@amd.com>
1879 * invoke.texi (generic): Document
1881 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
1882 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
1883 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
1884 (x86_use_incdec, x86_pad_returns): New variables
1885 (TARGET_CPU_DEFAULT_generic): New constant
1886 (TARGET_CPU_DEFAULT_NAMES): Add generic.
1887 (enum processor_type): Add generic32 and generic64.
1888 * i386.md (cpu attribute): Add generic32/generic64
1889 (movhi splitter): Behave sanely when both partial_reg_dependency and
1890 partial_reg_stall are set.
1891 (K8 splitters): Enable for generic as well.
1892 * predicates.md (incdec_operand): Use TARGET_INCDEC
1893 (aligned_operand): Avoid memory mismatch stalls.
1894 * athlon.md: Enable for generic64, new patterns for 128bit moves.
1895 * ppro.md: Enable for generic32
1896 * i386.c (generic64_cost, generic32_cost): New.
1897 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
1898 (x86_use_leave): Enable for generic64. (x86_use_sahf,
1899 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
1900 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
1901 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
1902 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
1903 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1904 x86_accumulate_outgoing_args, x86_prologue_using_move,
1905 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
1906 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
1908 (x86_use_incdec, x86_pad_returns): New.
1909 (override_options): Add generic32 and generic64, translate "generic"
1910 to generic32/generic64 and "i686" to "generic32", refuse
1911 "generic32"/"generic64" as arch target.
1912 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
1913 (ix86_reorg): Honor PAD_RETURNS.
1915 2006-01-19 Diego Novillo <dnovillo@redhat.com>
1917 * tree-pretty-print.c (dump_generic_node): Handle
1918 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
1919 * cgraph.c (cgraph_expand_queue): Rename from
1920 cgraph_analyze_queue. Update all users.
1921 * cgraphunit.c (cgraph_assemble_pending_functions): Process
1922 cgraph_expand_queue.
1923 (cgraph_expand_all_functions): Likewise.
1924 (cgraph_finalize_pending_functions): Remove. Update callers.
1926 * tree.h (OMP_DIRECTIVE_P): Define.
1927 (OMP_PARALLEL_FN): Define.
1928 (OMP_PARALLEL_DATA_ARG): Define.
1929 (OMP_SECTIONS_SECTIONS): Define.
1930 * tree-pass.h (pass_expand_omp): Declare.
1931 * omp-low.c (struct omp_region): Declare.
1932 (struct omp_context): Remove fields 'parallel_type',
1933 'parallel_start_ix' and 'parallel_start_additional_args'.
1935 (struct omp_for_data): Rename from struct expand_omp_for_data.
1936 (omp_regions): New static variable.
1937 (root_omp_region): New static variable.
1938 (find_omp_clause): Make static.
1939 (is_in_combined_parallel_ctx): Remove.
1940 (is_combined_parallel): New.
1941 (extract_omp_for_data): Move earlier in the file.
1942 (workshare_safe_to_combine_p): New.
1943 (get_ws_args_for): New.
1944 (determine_parallel_type): Move earlier in the file.
1945 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
1947 (omp_copy_decl): Likewise.
1948 (create_omp_child_function): Likewise.
1949 (lookup_omp_region): New.
1950 (dump_omp_region): New.
1951 (debug_omp_region): New.
1952 (debug_all_omp_regions): New.
1953 (new_omp_region): New.
1954 (scan_omp_parallel): If parallel_nesting_level > 1, the
1955 directive is nested within another parallel directive.
1956 Set OMP_PARALLEL_FN.
1957 (scan_omp_for): Do not try to handle combined parallel+for
1959 Remove FIXME comment.
1960 (scan_omp_nested): Remove.
1961 (scan_omp_1): Do not call scan_omp_nested when
1962 parallel_nesting_level is > 1.
1963 Do not change the DECL_CONTEXT of local variables found.
1964 (lookup_decl_in_outer_ctx): New.
1965 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
1966 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
1967 (lower_reduction_clauses): Rename from expand_reduction_clauses.
1968 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
1969 If CTX is nested, lookup VAR in the outer context when
1970 building copy assignment.
1971 (lower_send_clauses): Rename from expand_send_clauses.
1972 If CTX is nested, lookup VAR in the outer context when
1973 building copy assignments.
1974 (lower_send_shared_vars): Rename from expand_send_shared_vars.
1975 If CTX is nested, lookup VAR in the outer context when
1976 building copy assignments.
1977 (expand_parallel_call): Rename from build_parallel_call.
1978 Handle combined parallel+workshare cases.
1979 Re-implement to emit code into the CFG.
1981 (expand_omp_parallel): Re-implement to emit code into the CFG.
1982 Call move_sese_region_to_fn to outline the sub-graph
1983 containing the parallel region.
1984 (expand_omp_for_1): Remove.
1985 (expand_omp_for_generic): Re-implement to emit code into the
1987 (expand_omp_for_static_nochunk): Likewise.
1988 (expand_omp_for_static_chunk): Likewise.
1989 (expand_omp_for): Likewise.
1990 (expand_omp_sections): Likewise.
1991 (remove_exit_barriers): New.
1992 (expand_omp_synch): New.
1994 (build_omp_regions_1): New.
1995 (build_omp_regions): New.
1996 (execute_expand_omp): New.
1997 (gate_expand_omp): New.
1998 (pass_expand_omp): Define.
1999 (lower_omp_sections): Rename from expand_omp_sections.
2000 Set OMP_SECTIONS_SECTIONS.
2001 (lower_omp_single_simple): Rename from expand_omp_single_simple.
2002 (lower_omp_single_copy): Rename from expand_omp_single_copy.
2003 (lower_omp_single): Rename from expand_omp_simple.
2004 (lower_omp_master): Rename from expand_omp_master.
2005 (lower_omp_ordered): Rename from expand_omp_ordered.
2006 (lower_omp_critical): Rename from expand_omp_critical.
2007 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
2008 (lower_omp_for): Re-implement.
2009 (lower_omp_parallel): Re-implement.
2010 (lower_regimplify): Rename from expand_regimplify.
2011 (lower_omp_1): Rename from expand_omp_1.
2012 If there are syntax errors in the program, replace every
2013 OpenMP directive with NOP.
2014 Call lower_omp_* instead of expand_omp_*.
2015 (lower_omp): Rename from expand_omp.
2017 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
2018 * tree-gimple.h (enum omp_parallel_type): Remove.
2019 (gimple_boolify): Declare extern.
2020 (find_omp_clause, determine_parallel_type): Remove.
2022 * gimple-low.c (lower_omp_directive): New.
2023 (lower_stmt): Call it.
2024 (record_vars_into): Move from ...
2025 (record_vars): ... here.
2026 Call record_vars_into with current_function_decl.
2028 * gimplify.c (struct gimplify_ctx): Remove fields
2029 combined_pre_p and combined_ctxp. Update users.
2030 (get_formal_tmp_var): Add documentation.
2031 (gimple_boolify): Make extern.
2032 (gimplify_expr_in_ctx): Remove. Update callers.
2033 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
2034 will always be a BIND_EXPR.
2035 (gimplify_expr): Handle OMP_RETURN_EXPR.
2036 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
2037 (OMP_PARALLEL): Add 3 operands.
2038 (OMP_SECTIONS): Add 1 operand.
2039 (OMP_RETURN_EXPR): Define.
2041 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
2042 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
2043 * tree-iterator.c (alloc_stmt_list): Assert that we are not
2044 creating a circular free list.
2045 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
2047 * tree-flow.h (move_sese_region_to_fn): Declare.
2048 (record_vars_into): Declare.
2049 * tree-cfg.c (make_omp_sections_edges): New.
2050 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
2051 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
2052 OMP_SECTIONS and OMP_SECTION.
2053 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
2054 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
2055 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
2056 (gather_blocks_in_sese_region): New.
2057 (struct move_stmt_d): Declare.
2059 (move_block_to_fn): New.
2060 (move_sese_region_to_fn): New.
2062 * passes.c (init_optimization_passes): Schedule
2063 pass_expand_omp after pass_init_datastructures.
2065 * tree-ssa-operands.c (get_expr_operands): Handle
2066 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
2067 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
2069 2006-01-19 Jeff Law <law@redhat.com>
2071 * tree-vrp.c (extract_range_from_assert): Refine the result range
2072 if the variable referenced by the ASSERT_EXPR has a range and
2073 either the tentative result range or the previous range is a
2076 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2078 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
2080 2006-01-19 Jan Hubicka <jh@suse.cz>
2082 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
2084 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
2086 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
2087 (expand_compound_operation, expand_field_assignment): Fail if the
2088 bit lengths of an extract operation are out of range.
2089 (make_extraction): Compute wanted_inner_mode based on the position
2090 and length of the extraction. Make it extraction_mode for non-constant
2091 positions, and do not modify offset in that case. When generating a
2092 new MEM, use a mode that can hold the extraction while keeping correct
2093 alignment. Remove code that supported MEMs wrapped by USEs.
2094 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
2096 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
2098 * config/s390/s390.md ("Y", "y"): New mode attribute.
2099 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2100 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
2101 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
2102 "*addsi3_imm_cc", "*addsi3_carry1_cc",
2103 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
2104 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
2105 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
2106 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
2107 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
2108 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
2109 "addsi3", "subsi3"): Insn patterns removed.
2110 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
2111 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
2112 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
2113 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
2114 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
2115 "*sub<mode>3_cconly2"): New insn patterns.
2116 ("addsi3", "subsi3"): New expanders.
2118 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
2120 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
2121 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
2122 existing STMT_VINFO_VECTYPE if available.
2123 (vect_mark_relevant): Add special handling for stmts that are
2124 marked as STMT_VINFO_IN_PATTERN_P.
2125 (vect_analyze_loop): Call vect_pattern_recog.
2126 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
2127 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
2129 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
2130 (vect_recog_func_ptr): New function-pointer type.
2131 * tree-vect-patterns.c: New file.
2132 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
2133 (vect_recog_dot_prod_pattern, vect_pattern_recog):
2134 (vect_pattern_recog_1): New functions.
2135 (vect_pattern_recog_funcs): New array of function pointers.
2137 * tree-vectorizer.h (ternary_op): New enum value.
2138 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
2139 declaration. Revised documentation. Removed redundant dump prints.
2140 Removed redundant argument. Added support for reduction patterns.
2141 (vectorizable_reduction): Added support for reduction patterns.
2142 (vect_transform_stmt): Added support for patterns.
2144 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
2145 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
2146 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
2147 (expand_widen_pattern_expr): New function.
2148 (init_optabs): Initialize new optabs udot_prod_optab,
2150 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
2151 (sdot_prod_optab, udot_prod_optab): Define new optabs.
2152 (expand_widen_pattern_expr): New function declaration.
2153 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
2155 * tree-inline.c (estimate_num_insns_1): Added cases for new
2156 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2157 * tree-pretty-print.c (dump_generic_node): Likewise.
2158 (op_prio): Likewise.
2159 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2160 * tree-ssa-operands.c (get_expr_operands): Added case for
2162 * tree-vect-patterns.c (widened_name_p): New function.
2163 (vect_recog_dot_prod_pattern): Added function implementation.
2164 * tree-vect-transform.c (get_initial_def_for_reduction): Added
2165 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
2166 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
2167 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
2169 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
2170 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
2171 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
2172 (init_optabs): Initialize new optabs widen_ssum_optab,
2174 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
2175 (widen_ssum_optab, widen_usum_optab): Define new optabs.
2176 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
2177 use instead of type of def.
2178 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
2179 function implementation.
2180 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
2181 widen_ssumv8hi): New.
2183 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
2186 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2189 * c-decl.c (add_flexible_array_elts_to_size): New function.
2190 (finish_decl): Use it.
2192 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2194 * diagnostic.h: Include options.h.
2195 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
2196 dependancies for diagnostic.h.
2197 * Makefile.in (DIAGNOSTIC_H): Add options.h.
2199 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
2201 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
2202 (ssa_ro_call_cache_valid): Ditto.
2203 * tree-ssa-alias.c (sort_tags_by_id): New function.
2204 (init_transitive_clobber_worklist): Ditto.
2205 (add_to_worklist): Ditto.
2206 (mark_aliases_call_clobbered): Ditto.
2207 (compute_tag_properties): Ditto.
2208 (set_initial_properties): Ditto.
2209 (compute_call_clobbered): Ditto.
2210 (compute_may_aliases): Call compute_call_clobbered and grouping.
2211 (compute_flow_sensitive_aliasing): Remove clobbering related code.
2212 (compute_flow_insensitive_aliasing): Grouping now happens in our
2214 (setup_pointers_and_addressables): Remove clobbering related code.
2215 (add_may_alias): Ditto.
2216 (replace_may_alias): Ditto.
2217 (get_nmt_for): Ditto.
2218 (create_global_var):
2219 (is_escape_site): Return an escape_type enumeration.
2220 * tree-flow-inline.h (is_call_clobbered): Global var does not
2221 imply call clobbered.
2222 (mark_call_clobbered): Take a reason for marking this. Remove
2223 marking of globalness, and cache invalidation.
2224 (clear_call_clobbered): Remove cache invalidation code.
2225 * tree-dfa.c (dump_variable): If details is on, dump the reason
2227 * tree-outof-ssa.c (create_temp): Copy escape mask from original
2229 * tree-flow.h (struct ptr_info_def): Add escape mask member.
2230 (struct var_ann_d): Ditto.
2231 (enum escape_type): New.
2232 (mark_call_clobbered): Adjust prototype.
2233 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
2234 are never call clobbered.
2235 Record reasons for escaping.
2236 * tree-ssa-structalias.h (is_escape_site): Update prototype.
2237 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
2238 (ssa_ro_call_cache_valid): Ditto.
2239 (clobbered_v_may_defs): Ditto.
2240 (clobbered_vuses): Ditto.
2241 (ro_call_vuses): Ditto.
2242 (clobber_stats): New.
2243 (init_ssa_operands): Zero out clobber stats.
2244 (fini_ssa_operands): Print out clobber stats.
2245 (get_call_expr_operands): Pass callee fndecl to
2247 (add_call_clobber_ops): Remove use of cache.
2248 Add use of PURE_CONST information.
2249 (add_call_read_ops): Remove use of cache.
2250 Add use of static not_read information.
2252 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
2254 Introduce TLS descriptors for i386 and x86_64.
2255 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
2256 (TARGET_ANY_GNU_TLS): New macro.
2257 (enum tls_dialect): Added TLS_DIALECT_GNU2.
2258 (struct machine_function): Add tls_descriptor_call_expanded_p.
2259 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
2260 (ix86_current_function_calls_tls_descriptor): Likewise.
2261 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
2262 (override_options): Introduce gnu2 tls dialect.
2263 (ix86_frame_pointer_required): Functions containing TLSCALLs are
2265 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
2267 (legitimize_tls_address): Adjust logic for GNU2 TLS.
2268 (ix86_init_machine_status): Initialize new field.
2269 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
2270 (ix86_tls_module_base): New.
2271 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
2272 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
2273 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
2274 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
2275 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
2276 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
2277 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2278 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2279 * config/i386/predicates.md (tls_modbase_operand): New.
2280 (tp_or_register_operand): New.
2282 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2284 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2285 (look_for_address_of): Ditto.
2286 (ipa_init): Walk the function decls.
2287 (static_execute): Don't set readonly on FUNCTION_DECL's.
2289 2006-01-18 Roger Sayle <roger@eyesopen.com>
2291 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2292 for shifts where the source and destination registers are different.
2294 2006-01-18 Paul Brook <paul@codesourcery.com>
2296 Merge from csl-arm-branch.
2297 2005-03-14 Julian Brown <julian@codesourcery.com>
2298 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2299 (aeabi_llsl): Likewise.
2300 (ashrdi3): Likewise.
2301 (aeabi_lasr): Likewise.
2302 (lshrdi3): Likewise.
2303 (aeabi_llsr): Likewise.
2304 2005-03-10 Julian Brown <julian@codesourcery.com>
2305 * config.gcc: Disable shared libgcc for SymbianOS.
2306 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2308 2006-01-18 DJ Delorie <dj@redhat.com>
2310 * c-pragma.c (handle_pragma_diagnostic): New.
2311 (init_pragma): Register it.
2312 * doc/extend.texi: Document it.
2314 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2315 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2316 (diagnostic_context): Add classify_diagnostic[].
2317 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2318 as errors if they're overridden to DK_WARNING.
2319 (diagnostic_initialize): Initialize classify_diagnostic[].
2320 (diagnostic_set_kind_override): New.
2321 (diagnostic_report_diagnostic): Check for kind changes.
2322 * opts.c (common_handle_option): Take lang_mask. Update callers.
2324 * common.opt (Werror=): New.
2325 * doc/invoke.texi: Document -Werror=*
2327 2006-01-18 Jeff Law <law@redhat.com>
2329 * tree-vrp.c (test_for_singularity): Correct test for new
2330 min limit. Use operand_equal_p rather than pointer equality
2331 for testing if new min/max values are equal.
2333 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2334 using range information until after propagation and folding.
2336 2006-01-18 Richard Henderson <rth@redhat.com>
2337 Aldy Hernandez <aldyh@redhat.com>
2338 Jakub Jelinek <jakub@redhat.com>
2339 Diego Novillo <dnovillo@redhat.com>
2341 * omp-low.c: New file.
2342 * c-omp.c: New file.
2344 2006-01-18 Richard Henderson <rth@redhat.com>
2345 Jakub Jelinek <jakub@redhat.com>
2346 Diego Novillo <dnovillo@redhat.com>
2348 * doc/invoke.texi: Document -fopenmp.
2349 * tree-dump.h (debug_function): Declare.
2350 * hooks.c (hook_bool_tree_bool_false): New function.
2351 (hook_tree_tree_null): Remove.
2352 (hook_tree_tree_tree_null): New.
2353 * hooks.h: Update to match.
2354 * tree-pretty-print.c (debug_tree_chain): New.
2355 (print_generic_expr): Handle TDF_CHAIN.
2356 (dump_generic_node): Handle BLOCK.
2357 Do not abort with incomplete SWITCH_EXPRs.
2358 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2359 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2360 print space after directive name.
2361 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2362 Handle OMP_MASTER and OMP_ORDERED.
2363 Handle printing of OMP_BODY just in one place, goto
2364 dump_omp_body in the rest of OMP_* nodes that have
2366 Don't handle clause nodes here. Update omp statements to
2367 use dump_omp_clauses.
2368 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2369 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2370 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2371 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2372 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2373 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2374 Adjust output for GOMP_PARALLEL.
2375 (dump_omp_clauses): New.
2376 (print_declaration): Dump DECL_VALUE_EXPR.
2377 (op_symbol_1): Split out of op_symbol.
2378 (dumping_stmts): Remove. Update all users.
2379 * cgraph.c (cgraph_analyze_queue): New.
2380 (cgraph_add_new_function): New.
2381 * cgraph.h (cgraph_analyze_queue): Declare.
2382 (cgraph_add_new_function): Declare.
2383 (cgraph_lower_function): Remove.
2384 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2385 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2386 and TYPE_P nodes in its default clause.
2387 (empty_body_p): New.
2388 (tree_range_check_failed): New.
2390 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2391 OMP_CLAUSE_REDUCTION_MERGE,
2392 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2393 OMP_CLAUSE_PRIVATE_DEBUG,
2394 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2395 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2396 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2397 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2398 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2399 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2400 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2401 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2402 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2403 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2404 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2405 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2406 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2407 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2408 (TREE_RANGE_CHECK): New.
2409 (empty_body_p): Declare.
2410 (enum omp_clause_default_kind): New.
2411 (build_string_literal): Declare.
2412 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2413 (build5_stat, build5): Declare.
2414 * tree-pass.h (TDF_CHAIN): Define.
2415 * tree-pass.h (PROP_gimple_lomp): Define.
2416 (pass_lower_omp): Declare.
2417 * diagnostic.h (debug_tree_chain): Declare.
2418 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2420 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2421 * builtins.c (build_string_literal): Make extern.
2422 * gcc.c (include_spec_function): New.
2423 (static_spec_functions): Add it.
2424 (main): Move load of libgomp.spec ...
2425 (LINK_COMMAND_SPEC): ... here.
2426 (link_gomp_spec): New.
2427 (static_specs): Include it.
2428 (LINK_COMMAND_SPEC): Add link_gomp.
2429 (GOMP_SELF_SPECS): New.
2430 (driver_self_specs): Include it.
2431 (switch_matches): Don't mark inline.
2432 (main): Load libgomp.spec.
2433 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2434 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2435 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2436 * tree-gimple.h (enum omp_parallel): Declare.
2437 (determine_parallel_type): Declare.
2438 (omp_firstprivatize_variable): Declare.
2439 (omp_reduction_init): Declare.
2440 (diagnose_omp_structured_block_errors): Declare.
2441 (struct walk_stmt_info): Add want_return_expr.
2442 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2443 (find_omp_clause): Declare.
2444 (insert_field_into_struct): Declare.
2445 (struct walk_stmt_info): Move from tree-nested.c
2446 (walk_stmts): Declare.
2447 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2449 * cgraphunit.c (cgraph_lower_function): Make static.
2450 (cgraph_finalize_pending_functions): New.
2451 (cgraph_finalize_function): Call it.
2452 (cgraph_finalize_compilation_unit): Likewise.
2453 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2454 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2455 (BT_FN_UINT_UINT): New.
2456 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2457 DEF_FUNCTION_TYPE_VAR_4): Document.
2458 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2459 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2460 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2461 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2462 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2463 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2464 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2465 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2466 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2467 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2468 into separate files.
2469 (DEF_GOMP_BUILTIN): New.
2470 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2471 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2472 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2473 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2474 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2475 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2476 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2477 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2478 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2479 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2480 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2481 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2482 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2483 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2484 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2485 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2486 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
2487 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
2488 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
2489 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
2490 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
2491 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
2492 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
2493 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
2494 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
2495 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
2496 * sync-builtins.def: New file, moved from builtins.def.
2497 * omp-builtins.def: New file, moved from builtins.def.
2498 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
2499 * gimple-low.c (lower_function_body): Clear data.
2500 (lower_stmt): Do not handle COMPOUND_EXPR.
2501 Remove call to print_node_brief.
2502 * c-tree.h (c_finish_omp_clauses): New prototype.
2503 (C_DECL_THREADPRIVATE_P): Define.
2504 (lookup_name_no_remap, c_omp_remap_private): Remove
2505 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
2506 (check_for_loop_decls): Update decl.
2507 (lookup_name_no_remap, c_omp_remap_private): Declare.
2508 (build_indirect_ref, build_modify_expr, pushdecl,
2509 pushdecl_top_level): Move to c-common.h.
2510 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
2511 before the switch, but just in the 2 places that need it.
2512 * c-decl.c (diagnose_mismatched_decls): Do not check for
2513 mismatched thread-local attributes when OLDDECL is marked
2514 threadprivate and NEWDECL has no thread-local attributes.
2515 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
2516 (c_gimple_diagnostics_recursively): Rename from
2517 c_warn_unused_result_recursively. Invoke
2518 diagnose_omp_structured_block_errors.
2519 (check_for_loop_decls): Return a singular decl found.
2520 * langhooks.c (lhd_omp_predetermined_sharing): Return
2521 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
2522 (lhd_omp_firstprivatize_type_sizes): New.
2523 (lhd_omp_assignment): New.
2524 (lhd_omp_predetermined_sharing): New.
2525 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
2526 (struct lang_hooks_for_types): Add
2527 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
2528 omp_predetermined_sharing, omp_disregard_value_expr,
2529 omp_private_debug_clause, omp_clause_default_ctor,
2530 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
2531 (c_finish_omp_clauses): New.
2532 (c_finish_bc_stmt): Diagnose break within omp for.
2533 (c_begin_omp_parallel, c_finish_omp_parallel): New.
2534 (build_unary_op): Return error_mark after reporting
2536 (build_modify_expr): Likewise.
2537 * gimplify.c: Include optabs.h and pointer-set.h.
2538 (enum gimplify_omp_var_data): Declare.
2539 (struct gimplify_omp_ctx): Declare.
2540 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
2542 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
2543 (push_gimplify_context, pop_gimplify_context): Allow nesting.
2544 (splay_tree_compare_decl_uid): New.
2545 (new_omp_context): New.
2546 (delete_omp_context): New.
2547 (gimple_add_tmp_var): Call omp_add_variable.
2548 (gimplify_bind_expr): Likewise.
2549 (gimplify_var_or_parm_decl): If omp_notice_variable returned
2550 true, disregard DECL_VALUE_EXPR on the decl if any.
2551 (gimplify_expr_in_ctx): New.
2552 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
2553 omp_add_variable, omp_notice_variable, omp_is_private
2554 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
2555 gimplify_adjust_omp_clauses, gimplify_omp_parallel
2556 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
2557 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
2558 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
2559 gimplify_omp_atomic): New.
2560 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2561 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2562 OMP_CRITICAL and OMP_ATOMIC.
2563 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
2564 * c-pragma.h (enum pragma_kind): Add
2565 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
2566 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
2567 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
2568 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
2569 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
2570 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
2571 PRAGMA_OMP_THREADPRIVATE.
2572 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
2573 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
2574 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
2575 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
2576 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
2577 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
2578 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
2579 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
2580 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
2581 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
2582 * tree-ssa-dce.c (find_control_dependence): Do not assume that
2583 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
2584 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
2586 (struct nesting_info): Add field_map,
2587 suppress_expansion, debug_var_chain.
2588 (create_nesting_tree): Initialize them.
2589 (lookup_field_for_decl): Use field_map.
2590 (get_nonlocal_debug_decl, get_local_debug_decl): New.
2591 (convert_local_omp_clauses): New.
2592 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
2593 (walk_body): Split out of walk_function.
2594 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
2595 (convert_nonlocal_reference): Handle omp statements.
2596 (convert_local_reference): Likewise.
2597 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
2598 (unnest_nesting_tree): New.
2599 (lower_nested_functions): Call it.
2600 (insert_field_into_struct): Make extern.
2601 (struct walk_stmt_info): Move to tree-gimple.h.
2602 (walk_stmts): Make extern.
2603 * omp-builtins.def: New file.
2604 * tree-iterator.c (expr_only): Clarify comment.
2605 * c-common.h (pushdecl_top_level, pushdecl,
2606 build_modify_expr, build_indirect_ref,
2607 c_finish_omp_master, c_finish_omp_critical,
2608 c_finish_omp_ordered, c_finish_omp_barrier,
2609 c_finish_omp_atomic, c_finish_omp_flush,
2610 c_finish_omp_for, c_split_parallel_clauses,
2611 omp_clause_default_kind, c_omp_sharing_predetermined,
2612 c_omp_remap_decl): Declare.
2613 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
2614 (OBJS-common): Add omp-low.o.
2615 (c-omp.o, omp-low.o): Add.
2616 (gimplify.o): Add dependency on $(OPTABS_H).
2617 (GTFILES): Add omp-low.c.
2618 (gt-stringpool.h): Add.
2619 * tree-cfg.c (set_bb_for_stmt): Do not update the
2620 block-to-labels map if we are currently expanding to RTL.
2621 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
2623 Handle IDENTIFIER_NODE.
2624 (tree_verify_flow_info): Do not ICE when emitting error
2625 messages about invalid labels.
2626 (dump_function_to_file): Reset CFUN before emitting the body
2628 (debug_function): New.
2629 * passes.c (init_optimization_passes): Schedule
2631 * langhooks-def.h (lhd_omp_predetermined_sharing,
2632 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
2634 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
2635 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
2636 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
2637 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
2638 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
2639 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
2640 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
2641 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
2642 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
2643 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
2644 (LANG_HOOK_DECLS): Use them.
2646 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
2647 Richard Henderson <rth@redhat.com>
2648 Jakub Jelinek <jakub@redhat.com>
2649 Diego Novillo <dnovillo@redhat.com>
2651 * c-parser.c (pragma_omp_clause): Define.
2652 (c_parser_declaration_or_fndef): Document OpenMP syntax.
2653 (c_parser_compound_statement): Likewise.
2654 (c_parser_statement): Likewise.
2655 (c_parser_pragma): Handle omp pragmas.
2656 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
2657 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
2658 (c_parser_omp_clause_name, check_no_duplicate_clause,
2659 c_parser_omp_variable_list,
2660 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
2661 c_parser_omp_clause_copyprivate,
2662 c_parser_omp_clause_default,
2663 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
2664 c_parser_omp_clause_lastprivate,
2665 c_parser_omp_clause_nowait,
2666 c_parser_omp_clause_num_threads,
2667 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
2668 c_parser_omp_clause_reduction,
2669 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
2670 c_parser_omp_all_clauses, c_parser_omp_structured_block,
2671 c_parser_omp_atomic, c_parser_omp_barrier,
2672 c_parser_omp_critical, c_parser_omp_flush,
2673 c_parser_omp_for_loop, c_parser_omp_for,
2674 c_parser_omp_master, c_parser_omp_ordered,
2675 c_parser_omp_sections_scope, c_parser_omp_sections,
2676 c_parser_omp_parallel, c_parser_omp_single,
2677 c_parser_omp_construct, c_parser_omp_threadprivate): New.
2678 * c-pragma.c (init_pragma): Do omp pragma registration here.
2679 * c.opt (fopenmp): New flag.
2681 2006-01-18 Eric Christopher <echristo@apple.com>
2683 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
2684 * config/darwin.h (GOMP_SELF_SPECS): Define.
2686 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2688 * rtl.h: Remove the prototype for reg_alloc.
2690 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2693 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
2694 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
2695 sjlj and dwarf2 exception handling.
2696 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
2697 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
2698 * pa/pa.c (function_value): Treat complex and vector types as
2700 (function_arg): Likewise. Only pass scalar floats in the floating
2701 point argument registers.
2702 * pa/t-slibgcc-dwarf-ver: New file.
2703 * pa/t-slibgcc-sjlj-ver: New file.
2704 * pa/t-slibgcc-elf-ver: Delete file.
2706 2006-01-19 Alan Modra <amodra@bigpond.net.au>
2708 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
2709 unlikely_test_section_p test.
2711 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2713 * mode-switching.c (optimize_mode_switching): Make it static.
2714 * basic-block.h: Remove the prototype for
2715 optimize_mode_switching.
2717 * modulo-sched.c (sms_schedule): Make it static.
2718 * rtl.h: Remove the prototype for sms_schedule.
2720 * postreload-gcse.c (gcse_after_reload_main): Make it static.
2721 * rtl.h: Remove the prototype for gcse_after_reload_main.
2723 * reg-stack.c (reg_to_stack): Make it static.
2724 * rtl.h: Remove the prototype for reg_to_stack.
2726 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
2728 * rtl.h: Remove the prototypes for regrename_optimize and
2729 copyprop_hardreg_forward.
2731 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
2733 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
2734 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
2735 Test against the appropriate null constant for the mode.
2736 If 'fixup_overlap' is true, swap the operands if they overlap.
2737 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
2738 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
2739 alpha_split_tmode_pair and adjust for above change.
2740 * config/alpha/alpha.md (movtf_internal): Adjust call to
2741 alpha_split_tfmode_pair and rely on it to swap the operands.
2742 (movti_internal): New insn and post-reload splitter.
2743 (movti): New expander.
2745 2006-01-18 Philippe De Muyter <phdm@macqel.be>
2747 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
2750 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
2752 * rtlanal.c (global_reg_mentioned_p_1,
2753 global_reg_mentioned_p): Remove.
2754 * rtl.h: Remove the prototype for global_reg_mentioned_p.
2756 * flow.c (initialize_uninitialized_subregs): Make it static.
2757 * rtl.h: Remove the prototype for
2758 initialize_uninitialized_subregs.
2760 * function.c (instantiate_virtual_regs): Make it static.
2761 * function.h: Remove the prototype for
2762 instantiate_virtual_regs.
2764 * regmove.c (regmove_optimize, combine_stack_adjustments):
2766 * rtl.h: Remove the prototypes for regmove_optimize and
2767 combine_stack_adjustments.
2769 2006-01-17 Roger Sayle <roger@eyesopen.com>
2771 * config/i386/i386.c (COSTS_N_BYTES): New macro.
2772 (size_cost): Encode costs in bytes so that a reg-reg addition is
2773 equivalent to COSTS_N_INSNS(1).
2774 (override_options): Use the size_cost.branch_cost as the default
2775 ix86_branch_cost when optimizing for size.
2777 2006-01-18 Ben Elliston <bje@au.ibm.com>
2779 * Makefile.in (D32PBIT_FUNCS): New.
2780 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
2781 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
2782 D64PBIT_FUNCS and D128PBIT_FUNCS.
2783 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
2784 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
2786 (decnumber_dep): Define.
2787 * doc/libgcc.texi (Decimal float library routines): New node.
2788 * config/dfp-bit.h, config/dfp-bit.c: New files.
2790 2006-01-18 Ben Elliston <bje@au.ibm.com>
2792 * expr.c (emit_move_change_mode): Always adjust addresses, not
2793 just during reload. Copy replacements only during reload.
2794 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
2795 emit_move_via_integer.
2797 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
2799 * Makefile.in (check-%, check-consistency): Use $${srcdir}
2800 instead of $(srcdir) and ${srcdir}.
2802 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
2806 * arm.h (struct machine_function): Add pic_reg.
2807 * arm.c (arm_pic_register): Make unsigned.
2808 (arm_override_options): Only set arm_pic_register if
2809 TARGET_SINGLE_PIC_BASE.
2810 (use_return_insn): Only test for a pic register if it is fixed.
2811 (arm_compute_save_reg0_reg12_mask): Likewise.
2812 (thumb_compute_save_reg_mask): Likewise.
2813 (legitimate_pic_operand): Factor out some known invariants.
2814 (legitimize_pic_address): If we don't have a fixed pic register,
2815 then set up a pseudo in the function entry sequence. Handle the
2816 pic base being in a pseudo.
2817 (arm_load_pic_register): Handle the pic register being in a pseudo.
2818 (arm_expand_prologue): Only set up the pic register if it is fixed.
2819 (thumb_expand_prologue): Likewise.
2820 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
2821 (pic_load_addr_based_insn): Likewise.
2822 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
2825 2006-01-18 Ben Elliston <bje@au.ibm.com>
2827 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
2828 decimal float modes for all floating point registers.
2830 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
2831 match_code "mem" with match_test "macho_lo_sum_memory_operand".
2833 2006-01-17 Jakub Jelinek <jakub@redhat.com>
2836 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
2837 even when the pointer is not NULL.
2839 2006-01-16 Ian Lance Taylor <ian@airs.com>
2841 * common.opt (ftoplevel-reorder): New option.
2842 * cgraph.c (cgraph_asm_nodes): New global variable.
2843 (cgraph_asm_last_node): New static variable.
2844 (cgraph_order): New global variable.
2845 (cgraph_create_node): Set new order field.
2846 (cgraph_varpool_node): Likewise.
2847 (decide_is_variable_needed): Return true if not
2848 flag_toplevel_reorder.
2849 (cgraph_add_asm_node): New function.
2850 * cgraph.h (struct cgraph_node): Add order field.
2851 (struct cgraph_varpool_node): Add order field.
2852 (struct cgraph_asm_node): Define.
2853 (cgraph_asm_nodes, cgraph_order): Declare.
2854 (cgraph_add_asm_node): Declare.
2855 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
2857 (cgraph_varpool_assemble_pending_decls): Call it.
2858 (cgraph_output_pending_asms): New static function.
2859 (cgraph_finalize_compilation_unit): Call it.
2860 (struct cgraph_order_sort): Define.
2861 (cgraph_output_in_order): New static function.
2862 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
2863 !flag_toplevel_reorder case.
2864 * c-parser.c: Include "cgraph.h".
2865 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
2867 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
2868 than -fno-unit-at-a-time.
2869 * doc/invoke.texi (Option Summary): Mention
2870 -fno-toplevel-reorder.
2871 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
2872 -funit-at-a-time documentation.
2874 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
2875 Kazu Hirata <kazu@codesourcery.com>
2877 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
2879 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
2881 * Makefile.in (FUNCTION_H): New. Use it instead of
2882 function.h throughout the file.
2883 * function.h: Include tree.h.
2885 2006-01-17 Ben Elliston <bje@au.ibm.com>
2887 * recog.c: Separate some functions with whitespace.
2889 2006-01-16 Richard Henderson <rth@redhat.com>
2891 Merge from gomp branch:
2892 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
2893 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
2894 and rename from struct inline_data. Rename callee* to dst*;
2895 caller* to src*; add copy_decl hook, transform_call_graph_edges,
2896 transform_new_cfg, transform_return_to_modify, and
2897 transform_lang_insert_block flags; remove cloning_p, versioning_p,
2899 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
2900 (copy_decl_for_dup): Remove.
2901 * tree-inline.c (struct inline_data): Move to header.
2902 (insert_decl_map): Export.
2903 (remap_decl): Update for member name changes. Use copy_decl hook.
2904 Allow for replacement to be a non-decl. Remove dead code.
2905 (remap_type_1): Check for existing mapping.
2906 (remap_type): Export.
2907 (remap_decls): Update for member name changes.
2908 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
2909 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
2910 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
2911 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
2912 (tree_function_versioning, build_duplicate_type): Likewise.
2913 (copy_body_r): Likewise. Export.
2914 (copy_decl_for_dup): Split into ...
2915 (copy_decl_for_dup_finish, copy_decl_to_var,
2916 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
2917 (replace_ref_tree, inlining_p): Remove.
2919 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2921 * ifcvt.c (if_convert): Make it static.
2922 * rtl.h: Remove the prototype for if_convert.
2924 * local-alloc.c (local_alloc): Make it static.
2925 * rtl.h: Remove the prototype for local_alloc.
2927 * loop.c (loop_optimize): Make it static.
2928 * cfgloop.h: Remove the prototype for loop_optimize.
2931 2006-01-16 DJ Delorie <dj@redhat.com>
2933 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
2936 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2938 * pa.md: Disparage copies between general and floating-point registers
2939 in 32-bit move patterns.
2941 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
2944 * Makefile.in (check-%): Depend on site.exp instead of
2945 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
2948 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2950 * global.c (global_alloc): Make it static.
2951 * rtl.h: Remove the prototype for global_alloc.
2953 2006-01-16 Richard Guenther <rguenther@suse.de>
2955 * tree-ssa-alias.c (struct used_part): Add write_only field.
2956 (get_or_create_used_part_for): Initialize it to true.
2957 (create_overlap_variables_for): Don't create structure variables
2958 for structures that only are written to.
2959 (find_used_portions): Handle MODIFY_EXPR to track whether a
2960 structure is only written to.
2962 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
2964 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
2966 * basic-block.h: Remove the prototype for
2967 partition_hot_cold_basic_blocks.
2969 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
2971 * cppspec.c (lang_specific_spec_functions): Remove.
2972 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
2973 * gcc.h (lang_specific_spec_functions): Remove.
2974 * gccspec.c (lang_specific_spec_functions): Remove.
2976 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
2978 * combine.c (record_value_for_reg): Invalidate registers
2980 (record_dead_and_set_regs_1): Likewise, by passing them to
2981 record_value_for_reg.
2982 (record_dead_and_set_regs): Invalidate stores made by a
2983 call. We do not combine across a call, but we still
2984 relied on equivalences.
2986 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
2988 * tree-vrp.c (extract_range_from_binary_expr): Cope with
2989 vrp_int_const_binop returning non-constant nodes.
2991 2006-01-16 Paul Brook <paul@codesourcery.com>
2993 * config/m68k/m68k.c (output_move_const_into_data_reg):
2994 Output correct mnemonic for mvz and mvs.
2996 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
2998 * rtl-factoring.c: Add sequence abstraction algorithm.
2999 * cfgcleanup.c (outgoing_edges_match): Extra checks.
3000 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
3002 (block_has_preserve_label): New function.
3003 * common.opt: Register new pass.
3004 * Makefile.in: Ditto.
3006 * timevar.def: Ditto.
3007 * tree-pass.h: Ditto.
3008 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
3009 * rtl.h (make_jump_insn_raw): Add forward decl.
3010 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
3012 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3013 Roger Sayle <roger@eyesopen.com>
3015 * fold-const.c (fold_minmax): New static function.
3016 (fold_binary) <MIN_EXPR>: Call it.
3017 <MAX_EXPR>: Likewise.
3018 * stor-layout.c (place_field): Use DECL_SIZE consistently
3019 in the computation of the new record size.
3021 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3023 * cse.c (cse_condition_code_reg): Make it static.
3024 * rtl.h: Remove the prototype for cse_condition_code_reg.
3026 * combine.c (combine_instructions): Make it static.
3027 * rtl.h: Remove the prototype for combine_instructions.
3029 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3032 * tree.c (get_file_function_name_long): Concatenate the first global
3033 object name with a string derived from the input filename of the object
3036 2006-01-16 Ben Elliston <bje@au.ibm.com>
3038 * config/i386/winnt-stubs.c: Update FSF address.
3039 * config/xtensa/ieee754-df.S: Ditto.
3040 * config/xtensa/ieee754-sf.S: Ditto.
3042 2006-01-14 Ian Lance Taylor <ian@airs.com>
3044 * ifcvt.c (noce_init_if_info): New static function, broken out of
3045 noce_process_if_block.
3046 (noce_process_if_block): Call noce_init_if_info.
3047 (check_cond_move_block): New static function.
3048 (cond_move_process_if_block): New static function.
3049 (process_if_block): Call cond_move_process_if_block.
3051 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
3053 * cselib.c (hash_table): Rename to cselib_hash_table.
3054 (cselib_clear_table, discard_useless_values,
3055 remove_useless_values, cselib_lookup_mem, cselib_lookup,
3056 cselib_init, cselib_finish): Adjust uses of hash_table.
3058 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
3060 PR tree-optimization/25485
3061 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
3062 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
3063 is known to be false and true, respectively.
3065 2006-01-14 Richard Guenther <rguenther@suse.de>
3067 PR tree-optimization/22548
3068 PR tree-optimization/22555
3069 PR tree-optimization/22501
3070 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
3071 * params.def (salias-max-array-elements): New parameter.
3072 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
3073 * doc/invoke.texi (salias-max-array-elements): Document.
3074 * tree-flow-inline.h (var_can_have_subvars): We also handle
3076 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
3078 * tree-ssa-structalias.c (params.h): Include.
3079 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
3080 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
3081 (get_constraint_for): For ADDR_EXPR operating on something
3082 containing an ARRAY_REF, add all subvars to the solution.
3083 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
3084 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
3085 for creating MUST_DEFs.
3086 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
3088 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3090 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
3092 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3093 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
3094 number_of_iterations_le): New functions.
3095 (number_of_iterations_special): Removed.
3096 (number_of_iterations_exit): Do not use number_of_iterations_special.
3097 * tree.c (unsigned_type_for): Always return integer type.
3099 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
3100 Richard Guenther <rguenther@suse.de>
3102 PR rtl-optimization/24257
3103 * gcse.c (find_moveable_store): Only consider a store movable
3104 when the SET_SRC of the insn can be assigned to a register.
3106 2006-01-14 Ian Lance Taylor <ian@airs.com>
3108 * tree.c (tree_not_class_check_failed): New function.
3109 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
3110 (tree_not_class_check_failed): Declare.
3112 2006-01-13 Ian Lance Taylor <ian@airs.com>
3114 * reload1.c (do_output_reload): Add assertion rejecting a
3117 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
3119 * combine.c (struct reg_stat): Add new fields truncation_label and
3121 (record_value_for_reg): Reset truncated_to_mode.
3122 (record_truncated_value): New function.
3123 (check_promoted_subreg): Call it. Rename to check_conversions.
3124 (combine_instructions): Rename check_promoted_subreg to
3126 (reg_truncated_to_mode): New function.
3127 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
3128 (gen_lowpart_or_truncate): New function.
3129 (force_to_mode): Use it instead of gen_lowpart.
3131 2006-01-13 Diego Novillo <dnovillo@redhat.com>
3133 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
3134 VAR is a tag, not its type tag.
3136 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
3138 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
3139 alternatives to match style of other entries.
3140 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
3142 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
3144 PR tree-optimization/25771
3145 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
3148 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
3151 * tree-inline.c (declare_return_variable): If the return variable
3152 was marked as a non gimple complex, set the return slot variable
3153 to be a non gimple comple variable.
3155 2006-01-13 Richard Guenther <rguenther@suse.de>
3157 * builtins.c (expand_builtin_sincos): New function.
3158 (expand_builtin_mathfn_3): Remove dead code, sin and cos
3160 (expand_builtin): Expand sincos using expand_builtin_sincos.
3162 2006-01-12 DJ Delorie <dj@redhat.com>
3164 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
3165 shift counts, separate SI shifts for m32c vs m16c, pass shift type
3166 so that constant shifts can be split.
3167 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
3168 (m32c_valid_pointer_mode): Make static.
3169 (shift_gen_func_for): New.
3170 (m32c_prepare_shift): Use it. Split large const shifts into
3172 * config/m32c/predicates.md (shiftcount_operand): Allow more
3174 (longshiftcount_operand): New.
3175 * doc/md.texi (Machine Constraints): Document In6.
3177 2006-01-13 Ben Elliston <bje@au.ibm.com>
3179 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
3180 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
3183 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
3185 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
3186 to try to avoid clobbering pieces of structures when we know
3187 something about the whole structure.
3188 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
3190 2006-01-13 Ben Elliston <bje@au.ibm.com>
3192 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
3193 return in memory, as this is no limitation is no longer present.
3195 2006-01-12 DJ Delorie <dj@redhat.com>
3197 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
3198 mova with fb, and for fb+0 -> An.
3200 * config/m32c/mov.md (peephole2): Fix enabling logic.
3202 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
3203 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
3204 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
3205 FINI_ARRAY_SECTION_ASM_OP): Define.
3207 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
3209 (m32c_legitimize_reload_address): New logic to reload FB to An.
3210 (m32c_output_reg_push): Add newline.
3211 (m32c_output_reg_pop): Likewise.
3213 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
3215 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
3217 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3219 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3221 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3223 * config/sh/predicates.md (sh_rep_vec): Add parallel to
3226 2006-01-11 Ben Elliston <bje@au.ibm.com>
3228 * rtlanal.c (find_reg_note): Assert insn is not null.
3230 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3232 * df-scan.c (df_hard_reg_init): Move declaration of i outside
3235 2006-01-11 Jeff Law <law@redhat.com>
3237 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
3239 (mark_threaded_blocks, register_jump_thread): New functions.
3240 (thread_through_all_blocks): Remove unwanted argument. No
3241 longer rely on e->aux to communicate thread target info.
3242 Call mark_threaded_blocks. Release the threaded_blocks
3243 bitmap and threaded_edges vector when complete.
3244 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
3245 (threaded_blocks): Remove.
3246 (tree_ssa_dominator_optimize): Remove initialization and
3247 finalization of threaded_blocks. Simplify call to
3248 thread_through_all_blocks.
3249 (thread_across_edge): Call register_jump_thread rather than
3250 storing thread information into e->aux.
3251 (free_all_edge_infos): Simplify now that e->aux is no longer
3252 used to communicate with thread_through_all_blocks.
3253 * tree-flow.h (thread_through_all_blocks): Update prototype.
3254 (register_jump_thread): Prototype.
3256 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3258 * df-core.c (df_compact_blocks, df_bb_replace): Use
3259 SET_BASIC_BLOCK instead of BASIC_BLOCK.
3261 2006-01-11 Richard Guenther <rguenther@suse.de>
3263 PR tree-optimization/25734
3264 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3265 stop propagation after successful propagation to the LHS.
3267 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3269 * basic-block.h (control_flow_graph): Change the type of
3270 x_basic_block_info to VEC(basic_block,gc) *.
3271 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
3273 (SET_BASIC_BLOCK): New.
3274 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
3275 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
3276 * cfgbuild.c (find_basic_blocks): Likewise.
3277 * cfglayout.c (fixup_reorder_chain): Likewise.
3278 * cfgrtl.c (create_basic_block_structure,
3279 rtl_create_basic_block): Likewise.
3280 * ifcvt.c (find_if_case_1): Likewise.
3281 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3284 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3286 * Makefile.in: Removed rotted odf.c entry.
3288 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3291 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3292 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3293 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3294 output pattern modifier, not %e.
3295 * config/cris/cris.c (cris_op_str): Update comment about pattern
3297 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3298 before falling through into...
3299 <case 'E'>: Redefined from old 'e' case.
3301 2006-01-11 Jan Hubicka <jh@suse.cz>
3304 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3306 2006-01-11 Jan Hubicka <jh@suse.cz>
3308 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3309 * i386.c (x86_decompose_lea): Kill.
3310 (ix86_rtx_costs): Kill.
3312 2006-01-11 Jan Hubicka <jh@suse.cz>
3314 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3315 * cgraph.h (cgraph_node): Add inline_decl.
3316 (cgraph_insert_node_to_hashtable): Declare.
3317 (save_inline_function_body): Declare.
3318 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3320 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3321 (cgraph_function_versioning): Update call of tree_function_versioning.
3322 (save_inline_function_body): New function.
3323 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3324 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3325 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3326 (cgraph_default_inline_p): Likewise.
3327 (cgraph_decide_inlining_incrementally): Likewise.
3328 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3329 (copy_bb): Kill saving; do updating of clones.
3330 (copy_cfg_body): Kill saving.
3331 (initialize_inlined-parameters): Likewise.
3332 (expand_call_inline): Likewise.
3334 (tree_function_versioning): New parameter "update_clones".
3335 (inlining_p): Kill saving.
3336 * tree-inline.h (tree_function_versioning): Update prototype.
3337 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3340 2006-01-11 Ian Lance Taylor <ian@airs.com>
3342 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3343 Allow undoing set of machine mode.
3344 (do_SUBST): Use enums instead of is_int.
3345 (do_SUBST_MODE): New function.
3346 (SUBST_MODE): New macro.
3347 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3348 reg and trying to replace reg_regno_rtx with a new register.
3349 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3350 (simplify_set): Use SUBST_MODE.
3351 (distribute_notes): Remove code that tried to update reg notes
3352 for regno_reg_rtx changes.
3354 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3356 PR tree-optimization/23109
3357 PR tree-optimization/23948
3358 PR tree-optimization/24123
3360 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3361 * tree-cfg.c (single_noncomplex_succ): New.
3362 * tree-flow.h (single_noncomplex_succ): Declare it.
3363 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3364 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3365 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3366 insert_bb, register_division_in, insert_reciprocals,
3367 replace_reciprocal, free_bb): New.
3368 (execute_cse_reciprocals_1): Rewritten.
3369 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3370 Do not commit any edge insertion. Always compute dominators and
3371 create the allocation pool.
3372 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3373 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3374 * targhooks.c (default_min_divistions_for_recip_mul): New.
3375 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3376 * passes.c (init_optimization_passes): Run recip after tree loop
3378 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3380 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3381 Kenneth Zadeck <zadeck@naturalbridge.com>
3383 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3384 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3385 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3386 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3387 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3388 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3389 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3390 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3391 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3392 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3393 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3394 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3395 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3396 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3397 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3398 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3399 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3400 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3401 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3402 DF_SCAN_POST_ALLOC): New macros.
3403 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3404 df_free_bb_function, df_local_compute_function, df_init_function,
3405 df_dataflow_function, df_confluence_function_0,
3406 df_confluence_function_n, df_transfer_function,
3407 df_finalizer_function, df_free_function, df_dump_problem_function,
3408 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3409 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3410 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3411 df_urec_bb_info, ) New types.
3412 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3414 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3415 df_analyze_simple_change_some_blocks,
3416 df_analyze_simple_change_one_block, df_compact_blocks,
3417 df_bb_replace, df_bb_regno_last_use_find,
3418 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3419 df_insn_regno_def_p, df_find_def, df_find_use,
3420 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3421 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3422 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3423 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3424 debug_df_chain, df_get_dependent_problem, df_chain_create,
3425 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3426 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3427 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3428 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3429 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3430 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3431 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3432 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3433 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3434 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3435 df_reorganize_refs, df_set_state, df_hard_reg_init,
3436 df_read_modify_subreg_p) New public functions.
3437 * df-core.c: The core dataflow solver and glue routines for rtl
3439 (df_init, df_add_problem, df_set_blocks, df_finish,
3440 df_hybrid_search_forward, df_hybrid_search_backward,
3441 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3442 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3443 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3444 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3445 df_reg_defined, df_find_use, df_reg_used, df_dump,
3446 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3447 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3448 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3449 debug_df_useno, reset_df_after_reload): New functions.
3450 * df-scan.c: The scanning fuctions, once in df.c, completely
3451 rewritten so that they now fully model the functionality of
3452 register usage at the backend.
3453 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3454 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3455 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3456 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3457 df_get_artificial_defs, df_get_artificial_uses,
3458 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3459 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3460 df_refs_delete, df_reorganize_refs, df_set_state,
3461 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3462 df_def_record_1, df_defs_record, df_uses_record,
3463 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3464 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3465 df_record_exit_block_uses, df_hard_reg_init): New functions.
3467 * df-problems.c: Seven concrete dataflow problems that use the
3468 scanning in df-scan.c and are solved by the engine in df-core.c.
3469 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3470 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3471 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3472 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3473 df_ru_free_bb_info, df_ru_alloc,
3474 df_ru_bb_local_compute_process_def,
3475 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3476 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3477 df_ru_transfer_function, df_ru_free, df_ru_dump,
3478 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3479 df_rd_free_bb_info, df_rd_alloc,
3480 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3481 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3482 df_rd_transfer_function, df_rd_free, df_rd_dump,
3483 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3484 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3485 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3486 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
3487 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
3488 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
3489 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
3490 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
3491 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
3492 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
3493 df_urec_mark_reg_change, df_urec_check_earlyclobber,
3494 df_urec_mark_reg_use_for_earlyclobber,
3495 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3496 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3497 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3498 df_urec_dump, df_urec_add_problem, df_chain_alloc,
3499 df_chain_create_bb_process_use, df_chain_create_bb,
3500 df_chain_finalize, df_chain_free, df_chains_dump,
3501 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
3502 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
3503 df_reg_lifetime): New functions.
3504 * df.c: Deleted file.
3505 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
3506 consistent with new df api.
3507 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
3508 rest_of_handle_sms): Ditto.
3509 * web.c (unionfind_union, union_defs, entry_register, web_main):
3511 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
3512 invariant_expr_equal_p, find_defs, check_dependencies,
3513 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
3514 free_inv_motion_data, move_loop_invariants): Ditto.
3515 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
3516 Update dependencies.
3517 (odf.c): Added defective entry that was deleted later in day.
3518 * sched-deps.c (sched_analyze_1): Ditto.
3520 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
3522 * tree-ssa-operands.c (get_expr_operands): Record addressable
3523 variables directly. Do not call add_stmt_operands for CONST_DECLs
3525 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
3526 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
3528 2006-01-11 Ben Elliston <bje@au.ibm.com>
3530 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
3531 function returns true in the positive case.
3533 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3536 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
3537 for SI, DI, SF and DF modes. Add alternatives to copy between
3538 general and floating point registers to the 32-bit patterns.
3539 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
3540 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
3541 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
3542 generating 64-bit code.
3543 * config/pa/pa.c (output_move_double): Handle copies between general
3544 and floating registers.
3546 2006-01-10 Stuart Hastings <stuart@apple.com>
3548 * config/i386/i386.md (set_got): Update.
3549 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
3550 (builtin_setjmp_receiver): Mach-O support.
3551 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
3552 (GOT_SYMBOL_NAME): Define.
3553 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
3554 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
3555 * config/i386/i386.c (override_options): Revise for Darwin.
3556 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
3557 support. (darwin_x86_file_end): New. (output_set_got): Add label
3558 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
3559 * config/i386/i386-protos.h (output_set_got): Likewise.
3560 * config/darwin.c (machopic_legitimize_pic_address): Update
3563 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
3565 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
3566 when MODE isn't BLKmode.
3568 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
3570 PR rtl-optimization/25367
3571 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
3573 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
3576 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
3577 for a negative bound.
3579 2006-01-10 Richard Guenther <rguenther@suse.de>
3581 * tree-ssa-structalias.c (get_constraint_for_component_ref):
3582 Never override with anything constraint.
3584 2006-01-10 Jan Beulich <jbeulich@novell.com>
3586 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
3587 256 bits when optimize_size.
3589 2006-01-10 Jan Beulich <jbeulich@novell.com>
3591 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
3593 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
3594 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
3597 2006-01-10 Ben Elliston <bje@au.ibm.com>
3599 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
3601 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
3602 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
3603 (USE_FP_FOR_ARG): Reject decimal float modes.
3604 (function_arg_advance): Likewise.
3605 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
3606 (rs6000_handle_altivec_attribute): Do not permit decimal floating
3607 point types in AltiVec vectors.
3608 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
3609 (rs6000_libcall_value): Likewise.
3611 2006-01-09 Bob Wilson <bob.wilson@acm.org>
3613 * config/xtensa/ieee754-df.S: New file.
3614 * config/xtensa/ieee754-sf.S: New file.
3615 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
3616 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
3617 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
3619 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
3621 * config/sh/predicates.md (binary_float_operator,
3622 binary_logical_operator, commutative_float_operator,
3623 equality_comparison_operator, greater_comparison_operator,
3624 less_comparison_operator, logical_operator,
3625 noncommutative_float_operator, shift_operator,
3626 symbol_ref_operand, unary_float_operator): Remove redundant
3629 2006-01-09 Jeff Law <law@redhat.com>
3631 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
3632 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
3633 now unused arguments. Callers updated.
3634 (eliminate_redundant_computations): Remove now unused arguments,
3636 (local_fold): Remove, no longer used.
3637 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
3639 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
3640 (simplify_cond): New function.
3641 (forward_propagate_into_cond): Call simplify_cond.
3643 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
3645 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
3646 (*vec_extractv2di_1_sse): New.
3648 2006-01-09 Ben Elliston <bje@au.ibm.com>
3650 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
3652 2006-01-08 Richard Guenther <rguenther@suse.de>
3654 * tree-ssa-structalias.c (get_constraint_for): Remove
3656 (get_constraint_for_component_ref): Likewise.
3657 (do_deref): Likewise.
3658 (get_constraint_for): Likewise.
3659 (do_structure_copy): Likewise.
3660 (handle_ptr_arith): Likewise.
3661 (find_func_aliases): Likewise. Remove unused need_anyoffset
3664 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
3665 Kaz Kojima <kkojima@gcc.gnu.org>
3667 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
3668 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
3669 (EXTRA_CONSTRAINT_C16): Remove.
3670 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
3671 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
3672 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
3673 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
3674 constants of SHmedia. Handle nested constant expressions of
3676 (andcosts): Fix the costs for SHmedia constants.
3677 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
3678 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
3679 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
3680 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
3681 (movv4hi_i, movv2si_i): Likewise.
3682 (movsi_const): Adjust the second operand of ior so to match with
3684 (movdi_const, movdi_const_32bit): Likewise.
3685 (movdi_const_16bit+1): Don't sign-extend LOW.
3686 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
3688 (*double_shori): Fix the split condition. Use GEN_INT instead
3689 of get_int_mode calls. Mask lower 16-bit of the argument of
3691 (sym2GOTPLT): Remove.
3692 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
3694 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
3695 instead of EXTRA_CONSTRAINT_C16.
3697 2006-01-07 Ian Lance Taylor <ian@airs.com>
3698 David Edelsohn <edelsohn@gnu.org>
3700 PR rtl-optimization/25662
3701 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
3702 for constant operands instead of simplify_gen_binary.
3703 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
3704 after trying simplify_binary_operation
3706 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
3708 * tree.c (iterative_hash_expr): Hash decls based on UID.
3710 2006-01-06 Eric Christopher <echristo@apple.com>
3712 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
3713 (TARGET_UNWIND_EMIT): Fix spelling.
3714 * target.h (gcc_target): Add except_table_label.
3715 * except.c (output_function_exception_table): Use.
3716 * varasm.c (default_emit_except_table_label): New.
3717 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
3719 (asm_out): Add here.
3720 * output.h (default_emit_except_table_label): Prototype.
3721 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
3722 * config/darwin.c (darwin_emit_except_table_label): Define.
3723 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
3725 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
3727 PR tree-optimization/18527
3728 * tree-ssa-loop-niter.c (number_of_iterations_cond,
3729 number_of_iterations_special, number_of_iterations_exit):
3730 Move base and step of an iv to a single structure. Add
3731 no_overflow flag, and use it in # of iterations analysis.
3732 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
3733 folded_casts argument.
3734 (simple_iv): Pass base and step in a structure. Set no_overflow
3736 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
3737 Evaluate expensiveness of computing # of iterations instead of
3738 the final expression.
3739 * tree-scalar-evolution.h (affine_iv): New structure.
3740 (simple_iv): Declaration changed.
3741 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
3742 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
3743 find_givs_in_stmt): Changed due to simple_iv change.
3745 2006-01-06 Jeff Law <law@redhat.com>
3748 * tree-cfg.c (bsi_replace): Rename final argument from
3749 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
3750 change (stmt -> orig_stmt).
3751 * tree-eh.c (verify_eh_throw_stmt_node): New function.
3752 (bsi_remove): Add new argument. Remove EH information
3754 (verify_eh_throw_table_statements): New function.
3755 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
3757 * tree-optimize.c (execute_free_cfg_annotations): Verify
3758 the EH throw statement table after removing annotations.
3759 * except.h (verify_eh_throw_table_statements): Prototype.
3760 * tree-flow.h (bsi_remove): Update prototype.
3761 * tree-vrp.c (remove_range_assertions): Add new argument to
3763 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
3764 * tree-complex.c (expand_complex_div_wide): Likewise.
3765 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
3766 * tree-tailcall.c (eliminate_tailcall): Likewise.
3767 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
3768 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
3769 * tree-nrv.c (tree_nrv): Likewise.
3770 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
3771 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
3772 (combine_blocks): Likewise.
3773 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
3774 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
3775 (cleanup_control_flow): Likewise.
3776 (remove_forwarder_block): Likewise.
3777 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
3778 * tree-sra.c (sra_replace): Likewise.
3779 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
3780 (forward_propagate_single_use_vars): Likewise.
3781 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
3782 * tree-inline.c (expand_call_inline): Likewise.
3783 * tree-vect-transform.c (vect_transform_loop): Likewise.
3784 * tree-outof-ssa.c (rewrite_trees): Likewise.
3785 * tree-cfg.c (make_goto_expr_edges): Likewise.
3786 (cleanup_dead_labels): Likewise.
3787 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
3788 (bsi_move_before, bsi_move_after): Likewise.
3789 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
3790 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
3792 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
3795 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
3797 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
3798 on non gimple variables. Also add checks at the top for decls and
3800 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
3802 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
3803 and IMAGPART_EXPR for creating MUST_DEFs.
3804 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
3805 and NAME_MEMORY_TAG separately from the DECLs.
3807 2006-01-06 Richard Guenther <rguenther@suse.de>
3809 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
3810 annotation, if necessary.
3811 * tree-ssa-pre.c (create_expression_by_pieces): Remove
3812 redundant calls to update_stmt.
3813 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
3816 2006-01-05 Richard Henderson <rth@redhat.com>
3818 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
3820 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3822 * c-typeck.c: Update copyright date.
3824 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
3826 * c-typeck.c (build_c_cast): Always warn when casting
3827 from a pointer to an integer of different size, even if
3828 the node was constant.
3830 2006-01-05 Richard Guenther <rguenther@suse.de>
3832 PR tree-optimization/22555
3833 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
3834 if one structure field is an array.
3835 * tree-ssa-operands.c (get_expr_operands): Continue scanning
3836 operands even if we found a subvar, but ignore VOPs in this
3838 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
3840 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
3842 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
3845 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
3847 2006-01-05 Richard Guenther <rguenther@suse.de>
3848 Diego Novillo <dnovillo@redhat.com>
3850 * tree-pass.h (TODO_remove_unused_locals): Define.
3851 * gimple-low.c (expand_var_p, remove_useless_vars,
3852 pass_remove_useless_vars): Remove. Update all users.
3853 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
3854 (remove_unused_locals): New function.
3855 * tree-flow.h (remove_unused_locals): Declare.
3856 * passes.c (execute_todo): Call remove_unused_locals if
3857 TODO_remove_unused_locals is set.
3858 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
3859 * tree-ssa-dce.c (pass_dce): Likewise.
3860 * tree-outof-ssa.c (pass_del_ssa): Likewise.
3862 2006-01-05 Richard Guenther <rguenther@suse.de>
3864 * tree-flow.h (struct fieldoff): Decompose field to
3865 type, size and decl.
3866 * tree-ssa-alias.c (create_sft): Take type as parameter.
3867 (create_overlap_variables_for): Store type, size and decl
3868 in the fieldoff structure.
3869 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
3871 (push_fields_onto_fieldstack): Likewise.
3872 (create_variable_info_for): Likewise. Use offset for the
3873 SFT name if the decl is not available.
3875 2006-01-04 Paul Brook <paul@codesourcery.com>
3877 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
3879 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
3881 * lambda-code.c (can_put_in_inner_loop): Relax
3883 (can_put_after_inner_loop): New function.
3884 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
3885 (perfect_nestify): Change to make copies and modify uses.
3887 2006-01-04 Richard Henderson <rth@redhat.com>
3889 Merge from gomp branch:
3890 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
3891 via integer constant.
3892 (pragma_lex): Remove.
3893 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
3894 rather than parsing it.
3895 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
3896 handle_pragma_extern_prefix): Add %< %> quotes.
3897 (registered_pragmas): New.
3898 (c_register_pragma_1): New.
3899 (c_register_pragma): Use it.
3900 (c_register_pragma_with_expansion): Likewise.
3901 (c_invoke_pragma_handler): New.
3902 (init_pragma): Use cpp_register_deferred_pragma directly for
3904 * c-pragma.h (enum pragma_kind): New.
3905 (pragma_handler): New.
3906 (c_invoke_pragma_handler): Declare.
3907 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
3909 * c-common.h (c_common_pch_pragma): Update decl.
3910 * Makefile.in (c-parser.o): Update dependencies.
3911 (GTFILES): Add c-pragma.h.
3912 * c-parser.c (struct c_token): Add pragma_kind.
3913 (struct c_parser): Add in_pragma.
3914 (c_lex_one_token): Always initialize keyword and pragma_kind.
3915 Extract data for CPP_PRAGMA.
3916 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
3917 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
3918 Don't allow CPP_PRAGMA_EOL if in_pragma.
3919 (c_parser_consume_pragma): New.
3920 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
3921 (c_parser_skip_to_end_of_parameter): Likewise.
3922 (c_parser_skip_to_end_of_block_or_statement): Likewise.
3923 (c_parser_skip_to_pragma_eol): New.
3924 (c_parser_external_declaration): Handle CPP_PRAGMA.
3925 (c_parser_compound_statement_nostart): Likewise.
3926 (c_parser_statement_after_labels): Likewise.
3927 (c_parser_pragma): New.
3928 (pragma_lex): Likewise.
3929 (c_parser_pragma_pch_preprocess): New.
3930 (c_parser_new): Merge into ...
3931 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
3933 2006-01-04 Jeff Law <law@redhat.com>
3936 * tree-cfg.c (bsi_replace): Remove the original statement
3937 from the EH throw statement table.
3939 2006-01-04 Jakub Jelinek <jakub@redhat.com>
3941 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
3942 make the prototype extern "C" and add throw ().
3945 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
3946 and pos non-negative and pos + len <= 32.
3947 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
3948 drop pos + len < HOST_BITS_PER_WIDE_INT test.
3949 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
3952 * c-common.c (handle_vector_size_attribute): Reject zero vector size
3953 as well as sizes not multiple of component size.
3956 * function.c (instantiate_expr): New function.
3957 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
3958 walk its DECL_VALUE_EXPR with instantiate_expr.
3960 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
3961 DW_OP_deref{,_size} if address isn't going to be added.
3963 2006-01-04 Ben Elliston <bje@au.ibm.com>
3965 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
3966 * config/fp-bit.c: Likewise.
3968 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
3970 * dominance.c: Add comment about why we use DFS numbering
3973 2006-01-03 Jakub Jelinek <jakub@redhat.com>
3974 Richard Henderson <rth@redhat.com>
3976 Merge from gomp-branch:
3977 * varasm.c (assemble_variable): Handle thread-local COMMON data.
3978 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
3980 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
3982 PR rtl-optimization/25578
3983 * combine.c (combine_simplify_rtx, force_to_mode): Don't
3984 pass a parameter to simplify_shift_const if changing ASHIFTRT
3987 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
3989 * builtins.c (get_builtin_sync_mem): New function.
3990 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
3991 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
3992 Call get_builtin_sync_mem to generate mem rtx.
3994 2006-01-03 Richard Guenther <rguenther@suse.de>
3997 * stmt.c (add_case_node): Make sure to clear overflow flags
4000 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4002 Merge from gomp-branch.
4003 * config/sparc/sync.md: New file.
4004 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
4005 UNSPECV_LDSTUB): New constants.
4006 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
4007 * config/sparc/predicates.md (memory_reg_operand): New predicate.
4008 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
4011 2006-01-03 Roger Sayle <roger@eyesopen.com>
4013 * combine.c (reg_subword_p): New predicate to test whether the
4014 destination of a set refers to a subword/piece of a register.
4015 (try_combine): Generalize the code to merge the setting of a
4016 pseudo to a constant followed by a set of a subword of that
4017 register to a constant.
4019 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
4021 * basic-block.h (control_flow_graph): Change the type of
4022 x_label_to_block_map to VEC(basic_block,gc) *.
4023 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
4024 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
4026 * tree-ssa-propagate.c (cfg_blocks): Change the type to
4027 VEC(basic_block,heap) *.
4028 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
4029 ssa_prop_fini): Adjust the uses of cfg_blocks.
4031 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
4033 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
4035 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
4036 hashing trees instead of a pointer hash.
4037 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
4038 compare for MEM_EXPR.
4040 PR rtl-optimization/25130
4041 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
4042 when comparing MEMs for GCSE
4044 2006-01-03 Ben Elliston <bje@au.ibm.com>
4046 * targhooks.h (default_decimal_float_supported_p): Declare.
4047 * targhooks.c (default_decimal_float_supported_p): Define.
4048 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
4049 `default_decimal_float_supported_p'.
4050 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
4052 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
4054 * combine.c (apply_distributive_law <SUBREG>): Check
4055 TRULY_NOOP_TRUNCATION.
4057 2006-01-02 Geoffrey Keating <geoffk@apple.com>
4059 * dwarf2out.c (have_switched_text_section): Delete.
4060 (have_multiple_function_sections): New.
4061 (have_location_lists): Make 'bool'.
4062 (add_AT_loc_list): Use 'true' not '1'.
4063 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
4064 (output_loc_list): Use have_multiple_function_sections.
4065 (output_ranges): Likewise.
4066 (dwarf2out_begin_function): Set have_multiple_function_sections if
4068 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
4069 Check function_section rather than DECL_SECTION_NAME.
4070 (dwarf2out_finish): Use have_multiple_function_sections.
4071 Don't clear have_location_lists.
4073 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
4074 Jan Hubicka <jh@suse.cz>
4076 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
4077 case of conditional jump jumping to the next instruction.
4078 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
4079 cases of conditional jump jumping to the next instruction.
4081 2006-01-02 Jan Hubicka <jh@suse.cz>
4083 * i386.c (*_cost): Add COSTS_N_INSNS.
4084 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
4086 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
4089 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
4091 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4093 * config/arm/arm.c (all_fpus): Fix comment typo.
4094 * config/darwin.c: Likewise.
4095 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
4096 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
4097 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
4099 2006-01-01 David Edelsohn <edelsohn@gnu.org>
4101 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
4102 (rs6000_split_compare_and_swapqhi): New.
4103 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
4104 (sync_compare_and_swapqhi_internal): New.
4105 * config/rs6000/rs6000-protos.h: Declare.