1 2006-02-13 J"orn Rennecke <joern.rennecke@st.com>
3 * reload1.c (gen_reload): Also use find_replacement in UNARY_P case.
5 2006-02-12 Zdenek Dvorak <dvorakz@suse.cz>
7 PR rtl-optimization/26222
8 * function.c (assign_stack_temp_for_type): Do not reuse stack slots
9 after tree->rtl expansion.
10 * loop-invariant.c (move_invariant_reg): Use force_operand on rhs
11 before passing it to emit_move_insn.
13 2006-02-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
15 * doc/invoke.texi (-Write-strings): Document that it is enabled by
17 * c.opt (-Wwrite-strings): Declare variable warn_write_strings.
18 Clarify documentation.
19 * c-common.h (warn_write_strings): Remove.
20 * c-common.c (warn_write_strings): Likewise.
21 * c-opts.c (c_common_init_options): Enable -Wwrite-strings by
24 2006-02-12 Roger Sayle <roger@eyesopen.com>
27 * dojump.c (do_jump): Call do_compare_rtx_and_jump.
28 (do_jump_parts_zero_rtx): New function renamed from
29 do_jump_parts_equality_rtx. Made static. Add a mode argument.
30 (do_jump_parts_equality_rtx): New function split out from
31 do_jump_parts_equality. Old implementation renamed as above.
32 Call do_jump_parts_zero_rtx if either operand is zero.
33 (do_jump_parts_equality): Call do_jump_parts_equality_rtx to
34 do all of the heavy lifting.
35 (do_compare_rtx_and_jump): Handle multi-word comparisons by
36 calling either do_jump_by_parts_greater_rtx or
37 do_jump_by_parts_equality_rtx.
38 * expr.h (do_jump_by_parts_equality_rtx): Remove prototype.
39 * expmed.c (do_cmp_and_jump): Now multi-word optimization has
40 moved to do_compare_rtx_and_jump, call it directly.
41 * stmt.c (do_jump_if_equal): Remove static prototype. Add a
42 mode argument. Call do_compare_rtx_and_jump.
43 (emit_case_nodes): Update calls to do_jump_if_equal.
45 2006-02-12 Zdenek Dvorak <dvorakz@suse.cz>
47 PR rtl-optimization/26225
48 * loop-invariant.c (may_assign_reg_p): Do not allow BLKmode operands.
50 2006-02-12 Zdenek Dvorak <dvorakz@suse.cz>
52 PR rtl-optimization/26232
53 * loop-invariant.c (find_invariant_insn): Ignore insns that set CC0.
55 2006-02-11 Jason Merrill <jason@redhat.com>
58 * tree-inline.c (declare_return_variable): Just don't use the
59 modify target if it's a gimple complex reg and the return slot
62 2006-02-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
64 * doc/contrib.texi: Update my entry.
66 2006-02-10 Geoffrey Keating <geoffk@apple.com>
68 * config/i386/darwin.h (DBX_REGISTER_NUMBER): Define.
70 2006-02-10 Diego Novillo <dnovillo@redhat.com>
72 * tree-inline.c (estimate_num_insns_1): Make OpenMP directives
75 2006-02-10 Zdenek Dvorak <dvorakz@suse.cz>
77 * doc/invoke.texi (-floop-optimize2): Removed.
78 * toplev.c (process_options): Remove handling of flag_loop_optimize2.
79 * loop-init.c (gate_handle_loop2): Do not test flag_loop_optimize2.
80 Test flag_branch_on_count_reg only if HAVE_doloop_end.
81 * common.opt (floop-optimize2): Removed.
82 (fmove-loop-invariants): Enabled by default.
84 2006-02-10 Sebastian Pop <pop@cri.ensmp.fr>
86 * tree-if-conv.c (combine_blocks): Free the result of
89 2006-02-10 Jeff Law <law@redhat.com>
91 * fold-const.c (tree_expr_nonzero_p): Fix thinko.
93 PR tree-optimization/26213
94 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Do not
95 loop trying to follow SSA_NAME_VALUE chains.
97 2006-02-10 Richard Guenther <rguenther@suse.de>
99 * tree-dfa.c (get_ref_base_and_extent): When computing maxsize
100 deal with structures that end in implicitly variable sized arrays.
102 2006-02-09 Zdenek Dvorak <dvorakz@suse.cz>
104 PR rtl-optimization/24762
105 * df-scan.c (df_bb_refs_record): Record correct registers defined on
108 2006-02-09 Zdenek Dvorak <dvorakz@suse.cz>
110 * tree-ssa-loop-ivopts.c (struct loop_data, loop_data): Removed.
111 (struct ivopts_data): Add regs_used field.
112 (tree_ssa_iv_optimize_init): Do not allocate aux fields for loops.
113 (ivopts_global_cost_for_size, determine_set_costs): Use data->regs_used
114 instead of loop_data->regs_used;
115 (free_loop_data): Do not free aux fields for loops.
116 (tree_ssa_iv_optimize): Do not pass loops to tree_ssa_iv_optimize_init
117 and tree_ssa_iv_optimize_finalize.
119 2006-02-09 Kaz Kojima <kkojima@gcc.gnu.org>
121 * config/sh/sh.h (FUNCTION_VALUE): Don't handle CHAR_TYPE.
123 2006-02-09 J"orn Rennecke <joern.rennecke@st.com>
126 * sh.c (sh_gimplify_va_arg_expr): Don't change the result type when
127 computing the effective result type.
129 2006-02-09 J"orn Rennecke <joern.rennecke@st.com>
132 * tree.h (decl_overlaps_hard_reg_set_p) Don't declare.
133 (tree_overlaps_hard_reg_set): Declare.
134 * stmt.c (decl_overlaps_hard_reg_set_p): Now static. Change return
135 type and signature to match function type expected by walk_tree.
136 (tree_overlaps_hard_reg_set): New function.
137 (decl_conflicts_with_clobbers_p): Rename to:
138 (tree_conflicts_with_clobbers_p). Take HARD_REG_SET * argument.
139 Use tree_overlaps_hard_reg_set. Changed caller.
140 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Replace
141 decl_overlaps_hard_reg_set_p with tree_overlaps_hard_reg_set.
142 * cris.c (cris_md_asm_clobbers): Likewise.
144 2006-02-09 Bernd Schmidt <bernd.schmidt@analog.com>
146 * reload1.c (emit_input_reload_insns): Delete code that tries to
147 inherit using find_equiv_reg.
149 2006-02-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
151 * c-common.h (flag_const_strings): Don't declare.
152 * c-common.c (flag_const_strings): Remove.
153 * c.opt (fconst_strings): Remove.
154 * c-opts.c (c_common_handle_option): Remove <OPT_fconst_strings>.
155 <OPT_Wwrite_strings>: Don't set flag_const_strings.
156 (c_common_init_options): Don't set flag_const_strings.
157 * doc/invoke.texi (-fno-const-strings): Remove documentation.
159 2006-02-09 Richard Earnshaw <richard.earnshaw@arm.com>
161 * arm.md (tlobits_cbranch): New pattern.
162 * arm.h (arm_select_cc_mode): For thumb, only return CC_Nmode if
163 testing a single bit.
165 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
168 * tree-ssa-pre.c (create_component_ref_by_pieces):
169 Handle RETURN_DECL like VAR_DECL.
171 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
174 * fold-const.c (fold_indirect_ref_1): Fold
175 "*(foo *)&complexfoo" to "__real__ complexfoo"
176 and "((foo*)&complexfoo)[1]" to "__imag__ complexfoo".
178 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
180 * tree-flow-inline.h (var_can_have_subvars):
181 Volatile variables should not have subvariables.
183 2006-02-09 Diego Novillo <dnovillo@redhat.com>
186 * tree-vrp.c (vrp_int_const_binop): Detect overflow when
187 multiplying unsigned values.
190 2006-02-09 Eric Botcazou <ebotcazou@libertysurf.fr>
192 * config/sparc/sparc.c (tls_call_delay): Fix oversight.
194 2006-02-08 Jason Merrill <jason@redhat.com>
197 * tree.def: Elaborate on difference from MODIFY_EXPR.
198 * doc/c-tree.texi (INIT_EXPR): Likewise.
199 * gimplify.c (internal_get_tmp_var): Use INIT_EXPR.
200 (gimplify_decl_expr, gimplify_init_ctor_eval): Likewise.
201 (gimplify_target_expr): Likewise.
202 (gimplify_cond_expr): Remove target handling.
203 (gimplify_modify_expr): Don't clobber INIT_EXPR code here.
204 (gimplify_expr): Clobber it here.
205 (gimplify_modify_expr_rhs): Push assignment into COND_EXPR here.
206 Do return slot optimization if we have an INIT_EXPR.
209 * tree-inline.c (declare_return_variable): Also clear
210 DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case.
213 * gimplify.c (gimplify_modify_expr_rhs): Re-enable *& handling.
216 * gimplify.c (gimplify_one_sizepos): Fix typo.
218 2006-02-08 Jeff Law <law@redhat.com>
220 PR tree-optimization/21417
221 * tree-ssa-threadedge.c (thread_across_edge): Reject threading
222 across a backedge if the control statement at the end of the
223 block is data dependent on other statements in the same block.
224 (record_temporary_equivalences_from_stmts): Remove over-conservative
225 test for threading across backedges.
227 * tree-ssa-dce.c (remove_dead_statement): When removing a dead
228 control statement, handle all three special cases in the same
229 manner as they all have the same desired solution. No longer
230 special case edge flag updating when the post dominator is
233 2006-02-08 Roger Sayle <roger@eyesopen.com>
235 * tree.def (CHAR_TYPE): Remove.
236 * dbxout.c (dbxout_type): Delete dead handling of CHAR_TYPE.
237 * dwarf2out.c (base_type_die, is_base_type): Likewise.
238 (gen_type_die) <ARRAY_TYPE>: Remove handling of CHAR_TYPE arrays.
239 (gen_string_type_die): Delete unreachable function.
241 * tree-pretty-print.c (dump_generic_node): Don't handle CHAR_TYPE.
242 * tree.c (build_int_cst_wide, type_contains_placeholder_1,
243 type_hash_eq, variably_modified_type_p, walk_type_fields): Likewise.
244 * tree.h (NUMERICAL_TYPE_CHECK, INTEGRAL_TYPE_P): Likewise.
245 * builtins.c (type_to_class): Likewise.
246 * fold-const.c (fold_convert, build_range_check,
247 merge_ranges): Likewise.
248 * expr.c (count_type_elements): Likewise.
249 * c-pretty-print.c (pp_c_type_specifier): Likewise.
250 * stor-layout.c (layout_type): Likewise.
251 * ipa-type-escape.c (type_to_consider): Likewise.
252 * gimplify.c (omp_firstprivatize_type_sizes,
253 gimplify_type_sizes): Likewise.
254 * explow.c (promote_mode): Likewise.
255 * tree-sra.c (is_sra_scalar_type): Likewise.
256 * varasm.c (output_constant): Likewise.
257 * tree-inline.c (remap_type_1): Likewise.
258 * convert.c (convert_to_pointer, convert_to_real,
259 convert_to_integer, convert_to_complex): Likewise.
261 2006-02-08 Daniel Berlin <dberlin@dberlin.org>
263 * df-scan.c (df_def_record_1): A set destination may
264 be a parallel regardless of mode.
266 2006-02-08 Roger Sayle <roger@eyesopen.com>
269 * config/mips/mips.h (MIN_UNITS_PER_WORD): Don't define for libgcc.
270 * config/mips/_tilib.c: Remove.
271 * config/fixtfdi.c: New libgcc source file.
272 * config/fixunstfdi.c: New source file.
273 * config/floatditf.c: New source file.
274 * config/floatunditf.c: New souce file.
275 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source
276 files above instead of config/mips/_tilib.c.
277 * config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise.
279 2006-02-08 Jeff Law <law@redhat.com>
281 PR tree-optimization/26169
282 * tree-vrp.c (execute_vrp): Perform any queued SSA updates before
285 2006-02-08 Zdenek Dvorak <dvorakz@suse.cz>
287 * df.h (DF_REG_SIZE): Return the length of the initialized
290 2006-02-08 Nathan Sidwell <nathan@codesourcery.com>
292 * gcc/config/m68k/lb1sf68.asm (__divsf3, __divdf3, __mulsf3,
293 __muldf3): Return a correctly signed zero.
295 2006-02-08 Paolo Bonzini <bonzini@gnu.org>
297 * passes.c (register_one_dump_file): Accept the current properties
298 instead of pass number. Adjust call to dump_register. Remove
300 (register_dump_files): Now a wrapper around...
301 (register_dump_files_1): ... this one. Do not modify the pass
303 (next_pass_1): Cosmetic fix.
304 (execute_todo): Keep second parameter only. Use curr_properties
305 instead of fetching it from the pass structure. Check and set
307 (execute_one_pass): Handle TODO_set_props. Use curr_properties
308 instead of fetching it from the pass structure. Fix calls to
309 execute_todo. Update curr_properties and initialize .vcg RTL dump
310 after running the pass. Reset last_verified.
311 * tree-dump.c (dump_files): Renumber consecutively. Put .cgraph dump
313 (FIRST_AUTO_NUMBERED_DUMP): New.
314 (dump_register): Remove "num" parameter, assign it within the
316 (get_dump_file_name): Modify template for dumps.
317 * tree-dump.h (dump_register): Adjust prototype.
318 * tree-pass.h (enum tree_dump_index): Move cgraph at the beginning.
319 (PROP_trees): Add PROP_gimple_lomp.
320 (TODO_set_props): New.
321 * gimple-low.c (pass_lower_cf): Do not destroy PROP_gimple_lcf.
322 * tree-eh.c (pass_lower_eh): Do not destroy PROP_gimple_leh.
323 * cfgexpand.c (pass_expand): Destroy PROP_trees.
325 2006-02-08 Jakub Jelinek <jakub@redhat.com>
327 * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
328 (sparc64-*-linux*): Likewise.
329 * config/sparc/t-linux64 (SHLIB_MAPFILES): Removed.
330 * config/sparc/t-linux: New file.
331 * config/sparc/libgcc-sparc-glibc.ver (__fixtfdi, __fixunstfdi,
332 __floatditf): Export at GCC_LDBL_3.0 if -m32 -mlong-double-128.
333 (__divtc3, __multc3, __powitf2): Export at GCC_LDBL_4.0.0 if
334 -m32 -mlong-double-128.
336 * config.gcc (alpha*-*-linux*): Add alpha/t-linux to tmake_file.
337 * config/alpha/t-linux: New file.
338 * config/alpha/libgcc-alpha-ldbl.ver: New file.
340 * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Define
341 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128.
342 (CPP_SUBTARGET_SPEC): Don't add -D__LONG_DOUBLE_128__ here.
343 * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define
344 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128 and TARGET_ARCH32.
345 (CPP_ARCH32_SPEC): Remove.
347 2006-02-07 Uttam Pawar <uttamp@us.ibm.com>
349 PR tree-optimization/26145
350 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free
353 2006-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
356 * pa.c (attr_length_indirect_call): Don't return length 8 for distances
357 >= 240000 when generating code for SOM runtime.
358 (output_indirect_call): Don't use "b,l" instruction for indirect calls
359 to $$dyncall when generating code for SOM runtime..
361 2006-02-07 Dirk Mueller <dmueller@suse.com>
364 * doc/invoke.texi (-Wsequence-point): Update documentation
365 that -Wsequence-point is implemented for C++ as well.
367 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
369 * config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread.
370 * config/sol2.h (CPP_SUBTARGET_SPEC): Likewise.
371 (LIB_SPEC): Likewise.
372 * doc/invoke.texi (SPARC options): Document -pthread.
374 2006-02-07 Geoffrey Keating <geoffk@apple.com>
376 * config/i386/i386.c (ix86_delegitimize_address): Support Darwin
379 2006-02-07 Roger Sayle <roger@eyesopen.com>
381 * config/sparc/sparc.c (sparc_type_code): Don't handle CHAR_TYPE.
382 Correct comment describing BOOLEAN_TYPE.
384 2006-02-07 Dirk Mueller <dmueller@suse.com>
386 * c.opt: C++ frontend supports -Wdiv-by-zero.
387 * c-opts.c (c_common_handle_option): Remove dead case.
389 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
391 * configure.ac (TLS assembler check): Do not enable TLS by
392 default on SPARC/Solaris before version 10.
393 * configure: Regenerate.
395 2006-02-07 David Edelsohn <edelsohn@gnu.org>
397 * doc/invoke.texi (xl-compat): Document conversion and support
400 2006-02-07 Jeff Law <law@redhat.com>
402 * tree-vrp.c (find_conditional_asserts): Update comments.
403 (simplify_stmt_for_jump_threading): New.
404 (identify_jump_threads, finalize_jump_threads): New.
405 (vrp_finalize): Call identify_jump_threads.
406 (execute_vrp): Call finalize_jump_threads.
407 * tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
408 (vrp_element, vrp_data, vrp_element_p): Remove.
409 (vrp_hash_elt, vrp_variables_stack): Remove.
410 (vrp_hash, vrp_eq, record_range): Remove.
411 (simplify_cond_and_lookup_avail_expr): Remove.
412 (extract_range_from_cond): Remove.
413 (thread_across_edge): Relocated into tree-ssa-threadedge.c.
414 (simplify_stmt_for_jump_threading): New.
415 (dom_thread_across_edge): New wrapper.
416 (tree_ssa_dominator_optimize): No longer initialize or
417 finalize any of the VRP datastructures. Remove iteration
418 step and simplify as a result of removal of iteration step.
419 (pass_dominator): Perform a cfg cleanup after DOM.
420 (dom_opt_finalize_block): Use the new common routines
421 for threading jumps. Simplify stack management slightly.
422 No longer need to unwind VRP state.
423 (record_equivalences_from_incoming_edge): No longer record
425 (eliminate_redundant_computations): No longer call
426 simplify_cond_and_lookup_avail_expr.
427 * tree-flow.h (potentially_threadable_block): Prototype.
428 (thread_across_edge): Likewise.
429 * Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
430 (tree-ssa-threadedge.o): Add dependencies.
431 * tree-ssa-threadedge.c: New file.
432 * passes.c (init_optimization_passes): Merge PHIs before
433 calling VRP. Run VRP again late in the SSA optimization pipeline.
435 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
437 * df-core.c (df_set_blocks): Do not dereference function pointers.
438 (df_finish1): Likewise.
439 (df_hybrid_search_forward): Likewise.
440 (df_hybrid_search_backward): Likewise.
441 (df_iterative_dataflow): Likewise.
442 (df_analyze_problem): Likewise.
443 (df_compact_blocks): Likewise.
445 * df-scan.c (df_rescan_blocks): Likewise.
446 (df_record_entry_block_defs): Likewise.
448 * genconditions.c (write_conditions): Guard the definition of
449 'insn_conditions' with the check on GCC version.
450 (write_writer): Guard the traversal 'insn_conditions' with
451 the check on GCC version.
453 2006-02-07 Richard Guenther <rguenther@suse.de>
457 2006-01-30 Richard Guenther <rguenther@suse.de>
459 * gimplify.c (gimplify_target_expr): Handle easy cases
460 without creating a temporary.
462 2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
464 * sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
465 use of float in probability computations. Use edge probabilities
466 in place of statically computed probabilities.
467 (min_spec_prob): New static variable.
468 (schedule_insns): Initialize it.
469 (GET_SRC_PROB): Removed.
470 * doc/invoke.texi (min-sched-prob): Renamed to min-spec-prob.
472 2006-02-07 Alexandre Oliva <aoliva@redhat.com>
475 * config/ia64/unwind-ia64.c: Revert last change.
476 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed.
477 (INCOMING_FRAME_SP_OFFSET): Define.
479 2006-02-06 Roger Sayle <roger@eyesopen.com>
481 * config/ia64/ia64.c (hfa_element_mode): Don't handle CHAR_TYPE.
483 2006-02-07 Ben Elliston <bje@au.ibm.com>
485 * config/i386/i386.c (ix86_scalar_mode_supported_p): New.
486 (TARGET_SCALAR_MODE_SUPPORTED_P): Define hook.
487 (classify_argument): Handle SDmode, DDmode, TDmode for 64-bit.
488 (ix86_return_in_memory): Handle TDmode.
489 (ix86_libcall_value): Handle SDmode, DDmode, TDmode.
490 (ix86_value_regno): Return non-TDmode decimal float modes in %eax.
492 2006-02-06 Richard Sandiford <richard@codesourcery.com>
494 * reorg.c (dbr_schedule): Use dump_file instead of file.
496 2006-02-06 Steve Ellcey <sje@cup.hp.com>
499 * config/ia64/predicates.md (extr_len_operand): New predicate.
500 * config/ia64/ia64.md (extv): Tighten constraints.
502 (*tbit_and_2): Ditto.
503 (*tbit_and_3): Ditto.
509 2006-02-06 Andrew Pinski <pinskia@physics.uc.edu>
512 * config/i386/i386.md (trap): Use ASM_SHORT instead of .word.
514 2006-02-06 Zdenek Dvorak <dvorakz@suse.cz>
516 * tree-vrp.c (execute_vrp): Do not pass dump argument to.
517 loop_optimizer_init and loop_optimizer_finalize
518 * tree-ssa-sink.c (execute_sink_code): Ditto.
519 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
520 * tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
521 tree_ssa_loop_done): Ditto.
522 * tree-ssa-pre.c (init_pre, fini_pre): Ditto.
523 * sched-ebb.c: Include output.h.
524 (schedule_ebbs): Do not use dump argument.
525 * value-prof.h (struct profile_hooks): Remove profile_dump_file.
526 * loop.c (loop_dump_stream): Removed.
527 (loop_optimize, rest_of_handle_loop_optimize): Do not use dump
529 (scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
530 emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
531 final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
532 loop_iterations, strength_reduce, record_biv, record_giv,
533 final_giv_value, check_final_value, check_ext_dependent_givs,
534 combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
535 try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
536 dump_file instead of loop_dump_stream.
537 * ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
539 * reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
541 * flow.c (life_analysis, rest_of_handle_life): Ditto.
542 * haifa-sched.c: Include output.h
543 (schedule_insns, sched_init): Do not use dump argument.
544 * mode-switching.c (optimize_mode_switching): Ditto.
545 * modulo-sched.c (stats_file): Removed.
546 (print_node_sched_params): Do not call argument dump_file.
547 (sms_schedule_by_order, loop_canon_p, sms_schedule,
548 rest_of_handle_sms): Do not use dump argument. Use dump_file instead
550 * cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
552 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
553 rtl_loop_init, rtl_loop_done): Ditto.
554 * global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
555 * predict.c (combine_predictions_for_bb, tree_estimate_probability):
557 * recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
558 * lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
559 * regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
560 rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
561 * emit-rtl.c (renumber_insns): Ditto.
562 * cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
563 expand_gimple_basic_block, tree_expand_cfg): Ditto.
564 * regclass.c (regclass): Ditto.
565 * tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
566 remove_ssa_form, rewrite_out_of_ssa): Ditto.
567 * reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
568 convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
570 * sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
571 * local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
573 * gcse.c (gcse_file, debug_stderr): Removed.
574 (gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
575 rest_of_handle_gcse): Do not use dump argument.
576 (cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
577 one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
578 pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
579 compute_code_hoist_vbeinout, compute_code_hoist_data,
580 one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
581 compute_store_table, build_store_vectors, insert_insn_start_bb,
582 insert_store, remove_reachable_equiv_notes, replace_store_insn,
583 store_motion): Use dump_file instead of gcse_file.
584 * ipa-type-escape.c (type_escape_execute): Remove debugging comments.
585 * profile.c (profile_dump_file): Removed.
586 (branch_prob): Use dump_file instead of profile_dump_file.
587 * ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
589 * tree-ssa-copy.c (dump_copy_of): Ditto.
590 * rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
591 dump file to life_analysis.
592 * bt-load.c (branch_target_load_optimize): Ditto.
593 * cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
595 * rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
596 regclass, dbr_schedule): Declaration changed.
597 * sched-int.h (sched_init): Declaration changed.
598 * tree-profile.c (tree_profile_dump_file): Removed.
599 (tree_profile_hooks): Removed profile_dump_file hook.
600 * rtl-profile (rtl_profile_dump_file): Removed.
601 (rtl_profile_hooks): emoved profile_dump_file hook.
602 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
604 * c-gimplify.c (c_genericize): Do not call local variable dump_file.
605 * tree-cfg.c (build_tree_cfg): Ditto.
606 * Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
607 * basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
609 * config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
610 life_analysis and schedule_insns.
611 * config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
613 * config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
615 * config/mips/mips.c (mips_reorg): Ditto.
616 * config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
619 2006-02-06 Aldy Hernandez <aldyh@redhat.com>
621 * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
622 (s390_mangle_fundamental_type): New.
623 * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
626 * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
627 (alpha_mangle_fundamental_type): New.
628 * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
631 * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
633 * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
635 * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
636 (sparc_mangle_fundamental_type): New.
638 2006-02-06 Jakub Jelinek <jakub@redhat.com>
640 * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
641 (s390x-*-linux*): Likewise.
642 * config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
643 * config/s390/t-linux: New file.
645 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
647 * config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
648 sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.
650 2006-02-06 Daniel Berlin <dberlin@dberlin.org>
652 * tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
653 (ANTIC_SAFE_LOADS): New macro.
654 (find_or_generate_expression): Add prototype.
655 (set_contains_value): Allow null set for sake of not always having
656 to allocate ANTIC_SAFE_LOADS.
657 (phi_translate): Move placement of AGGREGATE_TYPE_P check.
658 Allow COMPONENT_REF too.
659 (valid_in_set): Allow COMPONENT_REF.
660 Check ANTIC_SAFE_LOADS too.
661 (compute_antic_aux): Print out ANTIC_SAFE_LOADS.
662 (compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
664 (can_PRE_operation): Add COMPONENT_REF.
665 (create_component_ref_by_pieces): New function.
666 (create_expression_by_pieces): Use create_component_ref_by_pieces.
667 (insert_aux): Move AGGREGATE_TYPE_P check here.
668 (compute_avail): Set bb local stmt uids.
669 (pass_pre): Use TODO_update_ssa_only_virtuals.
671 2006-02-06 Ben Elliston <bje@au.ibm.com>
673 * configure.ac: Unconditionally disable decimal float by default.
674 * configure: Regenerate.
676 2006-02-06 Ben Elliston <bje@au.ibm.com>
678 * read-rtl.c (read_name): Terminate reading on EOF.
680 2006-02-06 Ben Elliston <bje@au.ibm.com>
682 * dfp.c (decimal_real_arithmetic): Change second argument type
683 from int to enum tree_code. Do not always return true, but now
684 return result of any call to decimal_do helper functions.
685 * dfp.h (decimal_real_arithmetic): Update prototype.
687 2006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr>
689 * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.
691 2006-02-05 Andrew Pinski <pinskia@physics.uc.edu>
694 * tree-cfg.c (cleanup_dead_labels): Also don't remove
697 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
699 * tree-vrp.c (cfg_loops): Removed.
700 (adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
701 Use current_loops instead of cfg_loops. Pass flags to
703 * cfgloopmanip.c (fix_loop_structure): Update only available
705 * tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
707 * modulo-sched.c (build_loops_structure): Removed.
708 (sms_schedule): Use loop_optimizer_init.
709 * loop-init.c (loop_optimizer_init): Use flags to determine
710 which properties of loops to prepare.
711 (rtl_loop_init): Pass flags to loop_optimizer_init.
712 * tree-ssa-sink.c (execute_sink_code): Ditto.
713 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
714 * tree-ssa-pre.c (init_pre): Ditto.
715 * cfgloop.h (LOOPS_NORMAL): New.
716 (loop_optimizer_init): Declaration changed.
718 2006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
720 * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
721 * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
723 * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
725 * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
727 * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
728 * pa/t-pa64: Delete quadlib.c rule.
729 * pa/x-ada: Revert last change.
730 * pa/t-pa: Revert last change. Delete quadlib.c rule.
732 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
734 PR rtl-optimization/26087
735 * rtlanal.c (canonicalize_condition): Do not cross basic block
738 2006-02-04 Alexandre Oliva <aoliva@redhat.com>
741 * config/ia64/ia64.c: Include debug.h.
742 (MAX_ARTIFICIAL_LABEL_BYTES): New.
743 (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
744 (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
745 (process_epilogue, process_set, process_for_unwind_directive):
746 Output unwind info only if requested. Add CFA info if requested.
747 Add new arguments as needed. Adjust callers.
748 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
750 (DWARF2_FRAME_INFO): Define to zero.
751 * config/ia64/unwind-ia64.c: Remove code that compensated for
752 the CFA offset error fixed above.
753 * config/ia64/t-ia64 (ia64.o): Depend on debug.h.
754 * dwarf2out.c (DWARF2_FRAME_INFO): Define default.
755 (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
756 -funwind-tables and -fexceptions to enable frame info.
757 (dwarf2out_frame_init): Define initial CFA even if
758 DWARF2_UNWIND_INFO is disabled. Call initial_return_save if
759 DWARF2_UNWIND_INFO is nonzero, not just defined.
760 (dwarf2out_frame_finish): Output non-EH call frame info only
761 if DWARF2_FRAME_INFO is nonzero.
762 (convert_cfa_to_loc_list,
763 compute_frame_pointer_to_cfa_displacement): Define even if
764 unwind info is not supported.
765 (gen_subprogram_die): Use the above unconditionally. Remove
766 legacy alternate code.
767 * toplev.c (compile_file): Compile in call to
768 dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
769 (lang_dependent_init): Ditto for dwarf2out_frame_init.
771 2006-02-04 David Edelsohn <edelsohn@gnu.org>
772 Jakub Jelinek <jakub@redhat.com>
774 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
775 IBM extended float format long double as "g" on powerpc*-linux.
777 2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
780 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
781 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
783 2006-02-03 Jason Merrill <jason@redhat.com>
786 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
789 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
790 on the return slot if it's an NRV.
792 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
794 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
795 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
796 rewrite_use): Do not handle USE_OUTER.
797 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
798 add_iv_outer_candidates, may_replace_final_value,
799 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
800 (find_interesting_uses_op): Functionality of
801 find_interesting_uses_outer_or_nonlin moved here.
802 (find_interesting_uses_outside): Use find_interesting_uses_op.
804 2006-02-03 Alan Modra <amodra@bigpond.net.au>
807 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
809 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
810 Ulrich Weigand <uweigand@de.ibm.com>
813 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
814 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
815 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
816 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
818 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
819 (s390_rtx_costs): Use the new fields to calculate rtx costs.
820 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
821 Define secondary reloads for TFmode moves.
822 (constant_modes): Add TFmode.
823 (NR_C_MODES): Set to 8.
824 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
826 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
827 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
828 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
829 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
830 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
831 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
832 (FPR mode macro): Add TFmode.
833 (DSF mode macro): New.
834 (<de>, <dee> mode attributes): Removed.
835 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
836 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
837 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
838 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
839 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
840 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
841 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
842 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
843 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
844 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
845 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
846 "*negabs<mode>2", "sqrt<mode>2"):
847 Changed <de> to <xde>. R constraint replaced by <Rf>.
848 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
850 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
851 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
852 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
854 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
855 "extenddftf2", "extendsftf2"): New expanders.
856 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
857 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
858 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
859 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
861 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
862 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
863 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
864 __floatditf): Add a GCC_4.1.0 symbol version tag.
865 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
868 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
871 * config/i386/i386.c (ix86_function_ok_for_sibcall):
872 Use targetm.binds_local_p instead of TREE_PUBLIC.
874 2006-02-02 Roger Sayle <roger@eyesopen.com>
876 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
877 on INTEGER_TYPEs to indicate that it denotes a character type.
878 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
879 signed_char_type_node, unsigned_char_type_node and char_type_node.
880 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
881 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
882 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
884 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
885 Daniel Berlin <dberlin@dberlin.org>
887 * tree-tailcall.c (arg_needs_copy_p): New function.
888 (eliminate_tail_call): Use arg_needs_copy_p.
889 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
890 (add_virtual_phis): New function.
892 2006-02-02 Jakub Jelinek <jakub@redhat.com>
894 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
895 #ignore instead of #scratch for %g7 .register directive.
897 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
899 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
902 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
904 * flow.c (calculate_global_regs_live): Assert that there aren't any
907 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
909 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
911 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
912 bsi_after_labels iterator.
913 * tree-if-conv.c (find_phi_replacement_condition,
914 replace_phi_with_cond_modify_expr): Likewise.
915 * tree-scalar-evolution.c (scev_const_prop): Likewise.
916 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
918 2006-02-02 Diego Novillo <dnovillo@redhat.com>
920 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
922 2006-02-02 Diego Novillo <dnovillo@redhat.com>
925 * tree-cfg.c (move_block_to_fn): Clear out the basic block
926 array after growing it.
928 2006-02-01 Steve Ellcey <sje@cup.hp.com>
931 * fold-const.c (fold_checksum_tree): Change type of buf.
933 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
935 * reload.c (push_secondary_reload): Initialize t_icode.
937 2006-02-01 Jakub Jelinek <jakub@redhat.com>
939 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
940 -msoft-float -mlong-double-128 only issue a warning, but don't
941 swich to DFmode long double.
943 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
945 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
946 has a constant equivalent, iterate over equivalents for arg0,
947 calling simplify_relational_operation and if there's a result
948 cheaper than X, apply fold_rtx and return the result.
950 2006-02-01 Jan Hubicka <jh@suse.cz>
952 * opts.c (no_unit_at_a_time_default): New global variable.
953 (decode_options): Use it.
954 * opts.h (no_unit_at_a_time_default): Declare.
956 2006-02-01 Paul Brook <paul@codesourcery.com>
958 * function.c (assign_parm_setup_reg): Use function argument promotion
960 * expr.c (expand_expr_real_1): Use function argument promotion rules
963 2006-02-01 Steve Ellcey <sje@cup.hp.com>
965 * gcc.c (process_command): Change j to 'unsigned int'.
967 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
970 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
971 Use the corrected index for the character
972 out of the string constant.
974 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
976 * mode-switching.c (optimize_mode_switching): Fix size
977 allocated for bb_info[n_entities].
979 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
981 * gcc.c (main): Correct type that is allocated for
984 2006-01-31 Jakub Jelinek <jakub@redhat.com>
986 * config/s390/s390.c (init_alignment_context): Set
987 ALIAS_SET_MEMORY_BARRIER on the MEM.
988 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
990 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
993 * loop-unroll.c (unroll_loop_runtime_iterations): Free
995 * tree-ssa-live.c (type_var_init): Allocate bitmap after
998 2006-01-31 Marcin Dalecki <martin@dalecki.de>
1000 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
1001 * regrename.c: Ditto.
1002 * tree-ssa-loop-im.c: Ditto.
1003 * tree-dump.c: Ditto.
1004 * tree-complex.c: Ditto.
1005 * genrecog.c: Ditto.
1006 * tree-ssa-threadupdate.c: Ditto.
1008 * java/class.c: Ditto.
1009 * java/jcf-parse.c: Ditto.
1010 * java/resource.c: Ditto.
1011 * java/except.c: Ditto.
1012 * java/jvspec.c: Ditto.
1013 * java/jcf-write.c: Ditto.
1014 * java/jcf-path.c: Ditto.
1015 * java/gjavah.c: Ditto.
1016 * java/zextract.c: Ditto.
1017 * java/jcf-io.c: Ditto.
1018 * java/jcf.h: Ditto.
1019 * java/buffer.c: Ditto.
1020 * java/lang.c: Ditto.
1021 * java/parse-scan.y: Ditto.
1022 * java/lex.c: Ditto.
1023 * java/lex.h: Ditto.
1024 * cfgloopmanip.c: Ditto.
1025 * postreload-gcse.c: Ditto.
1026 * tree-ssa-loop-manip.c: Ditto.
1027 * postreload.c: Ditto.
1028 * tree-ssa-loop-ch.c: Ditto.
1032 * diagnostic.c: Ditto.
1034 * genoutput.c: Ditto.
1036 * cfghooks.c: Ditto.
1037 * cfgloopanal.c: Ditto.
1038 * objc/objc-act.c: Ditto.
1040 * genextract.c: Ditto.
1041 * genautomata.c: Ditto.
1042 * pretty-print.c: Ditto.
1044 * cgraphunit.c: Ditto.
1047 * haifa-sched.c: Ditto.
1048 * dominance.c: Ditto.
1050 * tree-ssa-loop-ivopts.c: Ditto.
1052 * mode-switching.c: Ditto.
1053 * modulo-sched.c: Ditto.
1055 * ipa-pure-const.c: Ditto.
1057 * fix-header.c: Ditto.
1059 * tree-stdarg.c: Ditto.
1060 * ipa-utils.c: Ditto.
1061 * loop-init.c: Ditto.
1062 * ipa-inline.c: Ditto.
1065 * alloc-pool.c: Ditto.
1066 * dwarf2out.c: Ditto.
1068 * genattrtab.c: Ditto.
1069 * tree-ssa-loop-ivcanon.c: Ditto.
1073 * fortran/gfortranspec.c: Ditto.
1075 * local-alloc.c: Ditto.
1076 * langhooks.c: Ditto.
1077 * function.c: Ditto.
1078 * tree-vectorizer.c: Ditto.
1080 * ipa-type-escape.c: Ditto.
1082 * tree-if-conv.c: Ditto.
1085 * tree-data-ref.c: Ditto.
1086 * loop-unroll.c: Ditto.
1087 * treelang/treetree.c: Ditto.
1090 * ggc-common.c: Ditto.
1092 * coverage.c: Ditto.
1094 * tree-cfgcleanup.c: Ditto.
1095 * tree-ssa-pre.c: Ditto.
1096 * cfgcleanup.c: Ditto.
1097 * loop-invariant.c: Ditto.
1099 * ipa-prop.c: Ditto.
1100 * print-tree.c: Ditto.
1101 * conflict.c: Ditto.
1102 * ggc-page.c: Ditto.
1103 * sched-deps.c: Ditto.
1104 * regclass.c: Ditto.
1105 * tree-object-size.c: Ditto.
1107 * bb-reorder.c: Ditto.
1108 * resource.c: Ditto.
1109 * var-tracking.c: Ditto.
1111 * df-problems.c: Ditto.
1112 * reg-stack.c: Ditto.
1115 * sched-rgn.c: Ditto.
1116 * tree-ssa-structalias.c: Ditto.
1117 * tree-ssa-reassoc.c: Ditto.
1118 * config/darwin-c.c: Ditto.
1119 * config/darwin.c: Ditto.
1120 * config/arm/arm.c: Ditto.
1122 * collect2.c: Ditto.
1125 2006-01-31 Nicolas Pitre <nico@cam.org>
1127 * arm.md (smaxsi3): Make aware of smax_m1.
1130 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
1132 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
1134 2006-01-31 Richard Guenther <rguenther@suse.de>
1136 * doc/invoke.texi (-msselibm): Document.
1137 * target.h (expand_library_builtin): New target hook.
1138 * builtins.c (expand_builtin): Use expand_library_builtin.
1139 (default_expand_library_builtin): New function.
1140 * gcc.c (LINK_GCC_MATH_SPEC): Define.
1141 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
1142 (link_gcc_math_spec): Declare.
1143 (static_specs): Add link_gcc_math_spec.
1144 * expr.h (default_expand_library_builtin): Declare.
1145 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
1146 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
1147 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
1148 * config/i386/i386.opt (msselibm): New target option.
1149 * config/i386/i386.c (ix86_builtin_function_variants): New array.
1150 (ix86_init_sse_abi_builtins): New function.
1151 (ix86_expand_library_builtin): Likewise.
1152 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
1153 (override_options): Handle error conditions wrt -msselibm.
1154 (ix86_builtins): Add function codes for SSE2 ABI builtins.
1155 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
1156 * doc/extend.texi (__builtin_sse2_*): Document new target specific
1159 2006-01-31 Richard Guenther <rguenther@suse.de>
1160 Paolo Bonzini <bonzini@gnu.org>
1162 * doc/install.texi (--disable-libgcc-math): Document.
1164 2006-01-30 Marcin Dalecki <martin@dalecki.de>
1166 * expr.h (expand_normal): new inline function.
1167 * builtins.c: use it, use EXPAND_NORMAL explicitely.
1169 * dwarf2out.c: use it.
1174 * config/sparc/sparc.c: use it.
1175 * config/i386/i386.c: use it.
1176 * config/rs6000/rs6000.c: use it.
1177 * config/arm/arm.c: use it.
1178 * config/mips/mips.c: use it.
1179 * stmt.c: use it, use EXPAND_NORMAL explicitely.
1181 2006-01-30 Roger Sayle <roger@eyesopen.com>
1183 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
1184 argv to the appropriate type.
1186 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
1188 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
1191 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
1194 * config/s390/s390.c (struct machine_function): New flag
1195 decomposed_literal_pool_addresses_ok_p.
1196 (s390_reorg): Set it before final stage of literal pool transforms.
1197 (s390_decompose_address): Only accept displacements of the form
1198 (minus (label_ref ...) (label_ref ...)) if that flag is set.
1200 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
1202 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
1203 the comparison routine return.
1205 2006-01-30 Michael Matz <matz@suse.de>
1207 * global.c (find_reg): Only evict for global regs.
1208 Take n_refs into account and dump more info.
1210 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
1213 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
1214 (pragma_trap, pragma_nosave_low_regs): Likewise.
1215 (current_function_anonymous_args): Likewise.
1216 (sh_deferred_function_attributes): New variable.
1217 (sh_deferred_function_attributes_tail): Likewise.
1218 (print_operand): For '@', look up trap_exit attribute.
1219 (calc_live_regs): Look up trapa_handler attribute. For trapa
1220 handlers, save/restore fpscr, but don't do any other
1221 interrupt-specific saves.
1222 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
1223 Fix check for partially saved registers to check for SHmedia.
1224 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
1225 (sh_output_function_epilogue): Don't clear any of the removed
1227 (sh_insert_attributes): Don't check pragma_interrupt.
1228 Insert deferred attributes. Check that interrupt attribute is
1229 present for other attributes that require its presence.
1230 (sh_attribute_table): Add new attributes trapa_handler and
1232 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1233 Don't check for pragma_interrupt. Don't store argument.
1234 * sh.h (pragma_interrupt, sp_switch): Don't declare.
1235 (sh_deferred_function_attributes): Declare.
1236 (sh_deferred_function_attributes_tail): Likewise.
1237 * sh.md (sp_switch_1): Add operand. Change generator caller.
1238 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
1239 (*return_i): Don't use when trap_exit attribute is in effect.
1240 (*return_trapa): New insn pattern.
1242 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
1243 setting c_target_objs and cxx_target_objs.
1244 * t-sh: Add rule for sh-c.o.
1246 2006-01-30 Richard Guenther <rguenther@suse.de>
1249 * gimplify.c (gimplify_target_expr): Handle easy cases
1250 without creating a temporary.
1252 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
1254 * vec.h (safe_grow): Remove duplicated line.
1256 2006-01-29 Diego Novillo <dnovillo@redhat.com>
1259 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
1260 (expand_omp): ... here.
1261 (expand_omp_parallel): Only remove barriers for combined
1262 parallel+workshare constructs.
1264 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
1268 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1269 * tree.c (build_qualified_type): Chain the new type to the original
1270 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1271 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1272 (build_pointer_type_for_mode): Only return unqualified types.
1273 (build_reference_type_for_mode): Likewise.
1275 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
1277 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
1278 * Makefile.in (CXX_COMPAT_WARN): Define.
1279 * configure: Regenerate.
1281 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
1284 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
1287 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1289 * toplev.c: Fix thinko.
1291 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1292 Marcin Dalecki <martin@dalecki.de>
1294 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
1295 (push_srcloc): Use XNEW.
1296 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
1298 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
1300 * df-core.c (df_set_blocks): Deleted all variable.
1302 2006-01-28 Ian Lance Taylor <ian@airs.com>
1304 * cgraphunit.c (cgraph_assemble_pending_functions): Call
1305 cgraph_output_pending_asms.
1307 2006-01-28 Zack Weinberg <zackw@panix.com>
1309 * c.opt: Add -W(no-)overlength-strings.
1310 * doc/invoke.texi: Document it.
1311 * c-opts.c (c_common_handle_option): -pedantic implies
1312 -Woverlength-strings, if not explicitly disabled already.
1313 (c_common_post_options): -Woverlength-strings defaults to off, and
1314 is always off for C++.
1315 * c-common.c (fix_string_type): Issue warning about strings longer
1316 than is portable only if warn_overlength_strings. Rearrange code
1317 a little for clarity.
1318 * configure.in: Check for -Wno-overlength-strings as well before
1319 enabling -pedantic in stage 1.
1320 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
1321 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
1323 * genconditions.c (write_header, write_one_condition)
1324 (write_conditions, write_writer): Consolidate very long strings
1325 that were broken up to fit in C89 portable limit. Don't use
1326 printf when fputs will do.
1328 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
1330 * combine.c (simplify_comparison <AND>): Check
1331 TRULY_NOOP_TRUNCATION before start using a subreg.
1333 * config/mips/mips.md (*branch_zero<mode>,
1334 *branch_zero<mode>_inverted, *branch_equality<mode>,
1335 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
1336 Remove mode check from comparisons.
1338 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1340 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
1342 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1344 * expmed.c (const_mult_add_overflow_p): Remove.
1345 * expr.h: Remove the prototype for const_mult_add_overflow_p.
1347 * recog.c (validate_replace_rtx_subexp): Remove.
1348 * recog.h: Remove the prototype for
1349 validate_replace_rtx_subexp.
1351 * integrate.h: Remove the prototype for
1352 copy_decl_for_inlining.
1353 * rtl.h: Remove the prototype for mark_constant_function.
1354 * tree-vectorizer.h: Remove the prototype for
1355 vect_strip_conversion.
1357 * modulo-sched.c (create_partial_schedule,
1358 free_partial_schedule, reset_partial_schedule): Make them
1361 * hooks.c (hook_bool_rtx_int_false): Remove.
1362 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
1364 2006-01-28 David Edelsohn <edelsohn@gnu.org>
1366 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1367 and -mlong-double-128 are incompatible.
1368 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
1369 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
1370 (TARGET_LIBGCC2_CFLAGS): Define.
1371 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
1372 (TARGET_LIBGCC2_CFLAGS): Same.
1373 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
1375 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1378 * c-typeck.c (build_binary_op): Perform implicit casts of
1379 operands before shortening them.
1381 * cfgloopmanip.c (split_loop_bb): Remove.
1382 * cfgloop.h: Remove the prototype for split_loop_bb.
1384 * cfgloop.c (flow_loop_outside_edge_p): Remove.
1385 * cfgloop.h: Remove the prototype for
1386 flow_loop_outside_edge_p.
1388 * emit-rtl.c (init_virtual_regs): Make it static.
1389 * function.h: Remove the prototype for init_virtual_regs.
1391 * recog.c (peephole2_optimize): Make it static.
1392 * recog.h: Remove the prototype for peephole2_optimize.
1394 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1396 * df-scan.c (df_record_entry_block_defs): Check if
1397 INCOMING_RETURN_ADDR_RTX is defined.
1399 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
1400 Kenneth Zadeck <zadeck@naturalbridge.com>
1402 PR rtl-optimization/24762
1403 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1404 * targhooks.c (hook_void_bitmap): New hook prototype.
1405 * targhoohs.h (hook_void_bitmap): Ditto.
1406 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
1407 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
1408 * target.h (live_on_entry): New function pointer.
1409 * df-scan.c (df_all_hard_regs): Removed.
1410 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
1411 (df_scan_free_internal): Added df->entry_block_defs.
1412 (df_scan_alloc): Ditto.
1413 (df_scan_dump): Ditto.
1414 (df_uses_record): Plumbed flag field properly thru calls.
1415 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
1416 This part fixes PR24762.
1417 (df_bb_refs_record): Added code to make the frame and arg
1418 pointers live in EH blocks.
1419 (df_refs_record): Added call to df_record_entry_block_defs.
1420 (df_record_entry_block_defs): New function.
1421 * df-core.c: Added comments to describe new artifical defs.
1422 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
1423 (entry_block_defs): New field in struct df.
1424 (df_all_hard_regs): Deleted.
1425 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1426 * df-problems.c (df_ru_bb_local_compute_process_def):
1427 Added code to handle artifical defs in the entry to a function.
1428 (df_ru_bb_local_compute): Ditto.
1429 (df_rd_bb_local_compute_process_def): Ditto.
1430 (df_rd_bb_local_compute): Ditto.
1431 (df_lr_bb_local_compute): Ditto.
1432 (df_ur_bb_local_compute): Ditto.
1433 (df_urec_bb_local_compute): Ditto.
1434 (df_chain_create_bb): Ditto.
1435 (df_ur_local_finalize): Removed entry.
1436 (df_urec_init): Ditto.
1437 (df_urec_local_finalize): Ditto.
1438 (df_ri_bb_compute): Added detection of last use of pseudos.
1439 * Makefile.in (df-scan.o): Updated dependencies.
1440 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
1441 * config/mips/mips.c (mips_set_live_on_entry): Added.
1442 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
1444 * dce.c (marked_insn_p): Added code to handle artifical defs.
1446 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1448 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
1450 (_mm_cvtsi128_si64): Likewise.
1451 (_mm_cvtsd_si64): Likewise.
1452 (_mm_cvttsd_si64): Likewise.
1453 (_mm_cvtsi64_sd): Likewise.
1454 (_mm_cvtsi64_si128): Likewise.
1455 * config/i386/mmintrin.h (_m_from_int64): Likewise.
1456 (_mm_cvtsi64_m64): Likewise.
1457 (_m_to_int64): Likewise.
1458 (_mm_cvtm64_si64): Likewise.
1459 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
1460 (_mm_cvttss_si64): Likewise.
1461 (_mm_cvtsi64_ss): Likewise.
1462 (_mm_cvtss_f32): Likewise.
1464 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
1466 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
1467 for pragma redefine_extname.
1469 2006-01-27 Jakub Jelinek <jakub@redhat.com>
1472 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
1473 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
1474 -mno-minimal-toc to previous content.
1475 (bispecs): Remove goal.
1476 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
1477 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
1478 compatibility aliases on powerpc-*-*gnu*.
1479 * config/rs6000/libgcc-ppc-glibc.ver: New file.
1480 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
1481 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
1482 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
1483 (ldblspecs): New goal.
1484 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
1485 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
1487 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
1488 L_sf_to_tf or L_df_to_tf is defined.
1490 2006-01-27 David Edelsohn <edelsohn@gnu.org>
1491 Alan Modra <amodra@bigpond.net.au>
1494 * config/rs6000/linux.h (POWERPC_LINUX): Define.
1495 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
1496 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
1497 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
1498 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
1499 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
1500 (rs6000_override_options): Initialize rs6000_ieeequad.
1501 Initialize TFmode format to ibm_extended_format if not
1503 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
1505 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
1506 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
1507 (function_arg_advance): IBM long double passed in two FPRs, not
1509 (function_arg): IBM long double passed in FPRs.
1510 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
1511 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
1512 Only multireg GPR aligned.
1513 (rs6000_init_libfuncs): Enable IBM long double functions if not
1515 (rs6000_generate_compare): Use IBM long double compare if not
1517 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
1518 (TARGET_IEEEQUAD): Define.
1519 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
1520 not TARGET_IEEEQUAD.
1521 * config/rs6000/rs6000.md: Enable TFmode patterns if
1523 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
1524 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1525 and -mlong-double-128 are incompatible.
1526 * doc/invoke.texi (-mabi): Collect options together. Add
1527 ibmlongdouble and ieeelongdouble.
1529 2006-01-27 Richard Sandiford <richard@codesourcery.com>
1531 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
1533 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
1534 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
1535 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
1536 * rtl.h (rtunion_def): Remove rt_ptr.
1538 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
1539 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
1540 * config/i386/winnt.c (i386_pe_mark_dllexport)
1541 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
1543 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
1545 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
1547 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1551 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
1552 pthread_key_delete. From John David Anglin. gthrw-ify
1553 pthread_getunique_np only if it it's not a macro. Delete
1555 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
1556 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
1557 __gthread_objc_condition_signal, __gthread_key_delete): Add
1558 "__attribute__ ((__unused__))" to unused arguments.
1559 (__gthread_recursive_mutex_init_function): Add missing return.
1560 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
1561 gthr-posix95.h: Use macro-based approach for name redirection
1562 on targets missing weakref.
1564 2006-01-26 Zack Weinberg <zackw@panix.com>
1566 * genconditions.c (write_header): In generated code, #ifdef out
1567 all includes and fake declarations, except includes of bconfig.h
1568 and system.h, unless GCC_VERSION >= 3001. Do not include
1569 gensupport.h in any case.
1570 (write_conditions): Generate a definition of struct c_test. Add
1571 a comment to the generated #endif.
1572 (write_one_condition): Escape backslashes in string too.
1573 (write_writer): Generated code must escape backslashes and quote
1574 marks (but not newlines) in the strings it writes.
1575 * Makefile.in (build/gencondmd.o): Update dependencies.
1577 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1580 * Makefile.in (insn-automata.o): Add header file dependencies.
1581 * genautomata.c: Add includes.
1583 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1586 * Makefile.in (insn-automata.o): Add -Wno-error flag.
1588 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1590 * configure.ac: Expect target tools paths to be passed from the toplevel
1591 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
1593 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
1595 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1598 * c.opt (Wpointer-sign): Init to -1.
1599 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
1600 OPT_pedantic, to 0 otherwise.
1601 * doc/invoke.texi: Update.
1603 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1605 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
1606 constants provided by 80387 instructions in the destination mode.
1608 2006-01-26 Richard Guenther <rguenther@suse.de>
1609 Andrew Pinski <pinskia@physics.uc.edu>
1612 partial PR tree-opt/17064
1613 * tree-ssa-structalias.c (intra_create_variable_infos):
1614 Create heap variables for incoming parameters if
1615 flag_argument_noalias > 1.
1616 (find_what_p_points_to): Look through default defs of
1619 2006-01-26 Jeff Law <law@redhat.com>
1622 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
1623 with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
1624 within the VR_RANGE, use the VR_RANGE as the result, not the
1626 (adjust_range_with_scev): Reject ranges from SCEV which are out of
1627 bounds for the type.
1629 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
1631 * tree-ssa-alias.c (maybe_create_global_var): Change
1632 subvar walking to an assertion that we don't have subvar'd variables.
1634 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
1637 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
1638 Use a new variable, inner. PARM_DECLs are always non-weak.
1640 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
1642 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
1645 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
1647 * config/mips/mips.md (*clear_upper32): New combiner pattern.
1649 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
1651 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
1652 (smax_insn, smin_insn, smax_0, smin_0): New.
1654 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
1657 * config/cris/cris.c (cris_order_for_addsi3): New function.
1658 * config/cris/cris-protos.h: Prototype it.
1659 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
1660 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
1661 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
1662 (split for "op.S1 [rx=rx+i],ry (swapped)")
1663 (split for "op(s|u).S1 [rx=rx+i],ry")
1664 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
1665 Apply cris_order_for_addsi3 when generating addsi3 insns.
1667 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1669 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
1670 (TREE_BLOCK): Add call to EXPR_CHECK.
1672 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1675 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
1676 * tree-pretty-print.c (dump_omp_clause): Extract from ...
1677 (dump_omp_clauses): ... here.
1678 (dump_generic_node): Handle OMP_CLAUSE.
1679 * tree.c (omp_clause_num_ops): New.
1680 (omp_clause_code_name): New.
1681 (tree_code_size): Handle OMP_CLAUSE.
1682 (tree_size): Likewise.
1683 (make_node): Document handling of OMP_CLAUSE.
1684 (tree_node_structure): Handle OMP_CLAUSE.
1685 (omp_clause_check_failed): New.
1686 (omp_clause_range_check_failed): New.
1687 (omp_clause_operand_check_failed): New.
1688 (build_omp_clause): New.
1689 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
1690 * tree.h (enum omp_clause_code): Declare.
1691 (OMP_CLAUSE_SUBCODE_CHECK): Define.
1692 (OMP_CLAUSE_RANGE_CHECK): Define.
1693 (OMP_CLAUSE_ELT_CHECK): Define.
1694 (omp_clause_check_failed): Declare.
1695 (omp_clause_operand_check_failed): Declare.
1696 (omp_clause_range_check_failed): Declare.
1697 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
1698 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
1699 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
1700 (OMP_CLAUSE_LASTPRIVATE): Likewise.
1701 (OMP_CLAUSE_IF_EXPR): Likewise.
1702 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
1703 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
1704 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
1705 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
1706 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
1707 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
1708 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
1709 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
1710 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
1711 (OMP_CLAUSE_CODE): Define.
1712 (OMP_CLAUSE_SET_CODE): Define.
1713 (OMP_CLAUSE_CODE): Define.
1714 (OMP_CLAUSE_OPERAND): Define.
1715 (struct tree_omp_clause): Declare.
1716 (union tree_node): Add field 'omp_clause'.
1717 * treestruct.def (TS_OMP_CLAUSE): Define.
1718 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
1719 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
1720 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
1721 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
1722 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
1723 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
1724 (OMP_CLAUSE): Define.
1725 * print-tree.c (print_node): Handle OMP_CLAUSE.
1726 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
1727 * c-typeck.c: Likewise.
1728 * gimplify.c: Likewise.
1729 * c-omp.c: Likewise.
1730 * tree-nested.c: Likewise.
1731 * tree-inline.c: Likewise.
1732 * c-parser.c: Likewise.
1733 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
1736 2006-01-25 Roger Sayle <roger@eyesopen.com>
1738 PR rtl-optimization/25703
1739 * combine.c (try_combine): Handle zero_extract and strict_low_part
1740 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
1742 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
1744 * global.c: Fix comment typos.
1746 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
1749 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
1750 Use output_addr_const instead of assemble_name.
1752 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
1754 * Makefile.in (sched-vis.o): Update dependencies.
1755 * haifa-sched.c (sched_finish): Clear current_sched_info.
1756 * cfg.c (dump_bb_info): New, split from dump_flow_info.
1757 (dump_flow_info): Call it.
1758 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
1760 * basic-block.h (dump_bb_info): Declare.
1761 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
1762 option, and apply options only for dump files whose TDF_RTL,
1763 TDF_TREE, or TDF_IPA bits match.
1764 * rtl.h: Declare new functions exported from sched-vis.c.
1765 * sched-vis.c: Enable also if scheduling is not used.
1766 (print_value): Print the mode of registers if not inside scheduling.
1767 (print_insn): Make it work outside the scheduler. Beautify the output
1769 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
1771 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1773 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
1774 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
1775 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
1776 depending on the value of CONSTANT_POOL_ADDRESS_P.
1777 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
1779 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
1780 rather than SYMBOL_REF_DECL.
1781 (rtx_constant_pool): Remove const_rtx_sym_htab.
1782 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
1783 (init_varasm_status): Don't initialize const_rtx_sym_htab.
1784 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
1785 Remove handling of const_rtx_sym_htab.
1786 (find_pool_constant): Delete.
1787 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
1788 rather than find_pool_constant.
1789 (get_pool_constant_for_function): Delete.
1790 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1792 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1793 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1794 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1795 (SYMBOL_REF_CONSTANT): New macro.
1796 (get_pool_constant_for_function): Delete.
1797 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1798 rather than SYMBOL_REF_DECL.
1799 (i386_pe_mark_dllimport): Likewise.
1800 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1801 rather than SYMBOL_REF_DECL.
1802 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1803 (machopic_indirect_call_target): Likewise.
1805 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1807 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1809 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1811 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1813 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1815 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1817 2006-01-24 David Daney <ddaney@avtrex.com>
1820 * configure.ac (enable_tls): New enable option.
1821 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1822 * configure: Regenerate.
1823 * doc/install.texi (--enable-tls): Document new option.
1824 (--disable-tls): Ditto.
1826 2006-01-24 Richard Henderson <rth@redehat.com>
1828 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1829 * alias.c (true_dependence): Respect it.
1830 (canon_true_dependence, write_dependence_p): Likewise.
1831 * builtins.c (get_builtin_sync_mem): Set it.
1833 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1835 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1838 2006-01-24 DJ Delorie <dj@redhat.com>
1840 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1841 for storing constants in single-bit bitfields.
1843 2006-01-25 Ben Elliston <bje@au.ibm.com>
1845 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1847 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1850 * tree-ssa-pre.c (phi_translate): Return NULL
1851 for AGGREGATE_TYPE's.
1853 2006-01-24 Zack Weinberg <zackw@panix.com>
1855 * genautomata.c (process_state_for_insn_equiv_partition):
1856 Use xcalloc for insn_arcs_array.
1857 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1858 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1860 2006-01-24 Richard Henderson <rth@redhat.com>
1862 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1865 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1867 PR rtl-optimization/25890
1868 PR rtl-optimization/25905
1869 * combine.c (expand_compound_operation, expand_field_assignment):
1870 Fail if the bitfield's final position is out of bounds.
1872 2006-01-24 Ian Lance Taylor <ian@airs.com>
1875 * cgraphunit.c (cgraph_output_in_order): Don't clear
1876 cgraph_asm_nodes until after asm strings have been output.
1878 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1880 * fix-header.c (read_scan_file): Add new parameter imultilib when
1881 calling register_include_chains.
1883 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1885 * omp-low.c: Update documentation.
1887 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1888 Daniel Berlin <dberlin@dberlin.org>
1892 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1893 return from the function.
1895 2006-01-22 Zack Weinberg <zackw@panix.com>
1897 * rtl.def (match_code): Add second argument.
1898 * genpreds.c (write_extract_subexp): New function.
1899 (write_match_code): Add path argument. Use write_extract_subexp.
1900 (write_predicate_expr): Pass path to write_match_code.
1901 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1902 not perform a mode test.
1903 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1904 a subexpression does not constrain the top-level code set.
1905 * read-rtl.c (read_rtx_variadic): New function.
1906 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1907 * doc/md.texi: Document new notation.
1908 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1909 (cmpsi_operand): ... here, using new notation.
1911 2006-01-22 Zack Weinberg <zackw@panix.com>
1913 * varray.c: Remove GENERATOR_FILE #ifdefs.
1915 2006-01-22 Zack Weinberg <zackw@panix.com>
1917 * genautomata.c (output_reserved_units_table): Emit nothing if
1918 description->query_units_num is zero. Remove extra blank line.
1919 (output_cpu_unit_reservation_p): Short circuit
1920 if description->query_units_num is zero.
1922 2006-01-22 Zack Weinberg <zackw@panix.com>
1924 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1925 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1926 nor any of the random handful of variables that used to be necessary
1927 when this program was linked with rtlanal.o. Prune set of forward
1928 function declarations.
1929 (struct attr_desc): Remove static_p field.
1930 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1931 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1932 (attr_string): Do not read the character one past the length of
1934 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1935 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1936 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1937 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1938 (make_automaton_attrs): New.
1939 (main): Do not call into genautomata. Call local gen_bypass
1940 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1941 Remove special case for insn_alts.
1942 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1943 varray.h (leftover from previous change). Prune set of forward
1944 function declarations. Remove state_alts fields from all
1945 structures. Remove state_alts_table from struct automaton.
1946 Make everything except main static. Do not maintain num_dfa_decls.
1947 Do not maintain state_alts fields of various structures.
1948 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1949 (add_arc): Remove state_alts argument. All callers updated.
1950 (output_reserved_units_table): Emit #ifdef here...
1951 (output_tables): ...not here. Don't generate state_alts tables.
1952 (expand_automata): Don't generate attributes.
1953 (write_automata): Don't generate state_alts functions.
1954 (main): New function.
1955 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
1956 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
1957 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
1958 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
1959 (BYPASS_P_FUNC_NAME, output_state_alts_table)
1960 (output_automata_list_state_alts_code, output_internal_state_alts_func)
1961 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
1962 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
1964 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
1965 * genattrtab.h: Delete file.
1966 * Makefile.in (OBJS-common): Add insn-automata.o.
1967 (insn-automata.o): New rule.
1968 (simple_generated_c): Add insn-automata.c.
1969 (build/genattrtab.o, build/genautomata.o): Update dependencies.
1970 (genprogmd): Add automata.
1971 (build/genattrtab): Needs no extra objects nor libraries.
1972 (build/genautomata): Needs build/vec.o and -lm.
1974 2006-01-22 Zack Weinberg <zackw@panix.com>
1976 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
1977 (output_dfa_max_issue_rate, locked_states_num): Delete.
1978 (struct automaton): Add locked_states field.
1979 (output_dead_lock_vect): Save number of locked states in
1980 automaton->locked_states. If it is zero, don't print anything.
1981 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
1982 (output_internal_dead_lock_func): Only test the dead_lock_vect
1983 for automata that have locked states.
1984 (output_statistics): Always print the number of locked states for
1985 each automaton. Calculate total number of locked states here.
1986 (write_automata): Don't call output_dfa_max_issue_rate.
1987 * genattrtab.c: Define length_unit_log as a const variable.
1988 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
1989 max_insn_queue_index const.
1990 * final.c (length_unit_log): Declare const.
1991 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
1993 2006-01-22 Zack Weinberg <zackw@panix.com>
1995 * genautomata.c: Include vec.h, not varray.h.
1996 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
1997 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
1998 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
1999 VEC_* macros operating on appropriately typed vectors, or to
2000 malloced arrays when the size is known in advance. Const-ify
2001 many char* variables and function arguments. No functional changes.
2002 * Makefile.in (build/varray.o): Delete rule.
2003 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
2004 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
2006 2006-01-22 Zack Weinberg <zackw@panix.com>
2008 * gensupport.c: Define get_insn_name and record_insn_name here.
2009 (read_md_rtx): Call record_insn_name as appropriate.
2010 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
2011 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
2012 * genpreds.c, genrecog.c: Don't define get_insn_name nor
2014 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
2015 (BUILD_VARRAY): Delete.
2016 (genprognormal): Rename genprogmd. Fold in all programs from
2017 genprognoprint; also attrtab.
2018 (build/genattrtab): Just mention genautomata.o and varray.o.
2019 Reorganize a bit, add comments to make the categories clearer.
2021 2006-01-22 Zack Weinberg <zackw@panix.com>
2023 * genconditions.c (condition_table, add_condition): Delete.
2024 (write_conditions): Don't emit n_insn_conditions nor
2025 insn_elision_unavailable. Issue the gcc version #ifdef here,
2026 inside the table, with no #else clause ...
2027 (write_header): ...not here.
2028 (write_writer): New function.
2029 (main): Don't initialize condition_table. Use add_c_test.
2031 * gensupport.c (init_md_reader_args_cb): Handle multiple input
2032 files on the command line.
2033 (maybe_eval_c_test): Don't check insn_elision_unavailable.
2034 Return -1 if there is no entry in the table, don't abort.
2035 (add_c_test, traverse_c_tests): New functions.
2036 * gensupport.h (insn_elision_unavailable, insn_conditions)
2037 (n_insn_conditions): Delete declarations.
2038 (add_c_test, traverse_c_tests): Declare.
2039 * read-rtl.c: Include gensupport.h.
2040 (read_conditions): New function.
2041 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
2042 (read_rtx_1): If we get EOF when we were looking for an initial
2043 open paren, return 0. Call read_conditions when appropriate.
2044 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
2045 dummy-conditions.o. Eliminate references to insn-conditions.o,
2046 or change them to build/gencondmd.o, as appropriate. Remove
2047 insn-constants.h from $(simple_generated_h) and insn-conditions.c
2048 from $(simple_generated_c). For all files remaining in those
2049 two lists, add insn-conditions.md to the generator command line.
2050 Give insn-constants.h/s-constants their own rules. Add rules
2051 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
2052 (build/read-rtl.o): Depend on gensupport.h.
2053 (genprognormal): Include preds.
2054 (genprogearly): Rename genprognoprint; only difference is now that
2055 they don't link with $(BUILD_PRINT).
2056 * dummy-conditions.c: Delete.
2058 2006-01-22 Zack Weinberg <zackw@panix.com>
2060 * genextract.c: Don't include insn-config.h. Do include vec.h.
2061 Declare vectors of int, char, and locstr.
2062 (locstr): New typedef.
2063 (struct extraction): Make all array fields into bare pointers.
2064 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
2065 (insn_code_number): Delete.
2066 (accum_extract): New struct.
2067 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
2068 (gen_insn): Take insn_code_number as an argument. Use an
2069 accum_extract structure instead of loading data directly into
2070 a struct extraction, and having to know how big it might get.
2071 (walk_rtx): Operate entirely on an accum_extract structure.
2072 (print_path): Avoid unnecessary use of printf.
2073 (print_header): New function, split out of main. Distinguish
2074 more carefully between an unrecognizable insn and an insn that
2075 has the code number of a define_expand.
2076 (main): Pass insn_code_number to gen_insn. Call print_header
2077 only after parsing. Avoid unnecessary use of printf.
2078 * Makefile.in (build/vec.o): New rule.
2079 (build/genextract): Depend on build/vec.o.
2080 (build/genextract.o): Don't depend on insn-config.h.
2082 2006-01-22 Zack Weinberg <zackw@panix.com>
2084 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
2085 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
2086 practical. Eliminate per-generator-program link rules.
2088 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
2091 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
2092 with a call expr to ...
2093 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
2095 2006-01-23 Richard Guenther <rguenther@suse.de>
2097 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
2098 before make_edge with conditional EDGE_TRUE_VALUE.
2100 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
2101 Jan Hubicka <jh@suse.cz>
2102 Richard Guenther <rguenther@suse.de>
2104 PR rtl-optimization/25654
2105 * cfgexpand.c (aggregate_contains_union_type): New function.
2106 (add_alias_set_conflicts): Call it. Make sure to add conflicts
2107 for structure variables that contain a union type.
2109 2006-01-23 Richard Sandiford <richard@codesourcery.com>
2111 * gengtype.c (new_structure): Return the structure.
2112 (create_option): Add an extra "next" argument.
2113 (create_field): New function.
2114 (adjust_field_rtx_def): Use create_option and create_field.
2115 Remove a now-unnecessary call to find_structure.
2116 (adjust_field_tree_def): Likewise.
2117 (note_yacc_type): Remove an unnecessary call to find_structure.
2118 * gengtype.h (new_structure): Return the structure.
2119 (create_option): Add an extra argument.
2120 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
2121 (option): Adjust calls to create_option.
2123 2006-01-22 David Edelsohn <edelsohn@gnu.org>
2125 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
2127 2006-01-22 Paul Brook <paul@codesourcery.com>
2128 Peter Barada <peter@the-baradas.com>
2130 * config/m68k/m68k.md: Add Coldfire FPU support.
2131 Define FP mode macro and associated attributes.
2132 Use it for float mode patterns.
2133 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
2134 (LIBCALL_VALUE): Use m68k_libcall_value.
2135 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
2136 (m68k_function_value): Ditto.
2137 (emit_move_sequence): Ditto.
2138 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
2139 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
2140 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
2141 (MULTILIB_EXCEPTIONS): Ditto.
2142 * config/m68k/m68k.opt: Add mcfv4e.
2143 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
2144 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
2145 (m68k_output_function_prologue): Save ColdFire FPU registers.
2146 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
2147 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
2148 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
2149 ColdFire FPU registers.
2150 (m68k_libcall_value, m68k_function_value): New functions.
2151 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
2152 (LIBCALL_VALUE): Use m68k_libcall_value.
2153 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
2154 (MASK_COLDFIRE): Add MASK_CFV4E.
2155 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
2156 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
2157 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
2158 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
2159 (GO_IF_LEGITIMATE_ADDRESS): Use it.
2160 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
2161 * doc/invoke.tex: Document -mcfv4e on m68k.
2163 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2165 * doc/contribute.texi: Change CVS to SVN and update the corresponding
2168 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
2171 * c-opts.c (c_common_handle_option): Don't include
2172 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
2173 * doc/invoke.texi (C++ Dialect Options): Document that
2174 -Wnon-virtual-dtor is no longer included in -Wall.
2176 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
2178 * gcov.c (print_version), gcov-dump.c (print_version),
2179 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
2182 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2184 * df-scan.c (problem_SCAN): Added NULL reset function.
2185 (df_scan_reset_blocks): Added code to call reset block function
2186 (df_bb_refs_delete) Fixed comment.
2187 (df_insn_refs_delete): Made tolerant of deleting non existent info
2188 for dataflow problems that need to be reset.
2189 * df-core.c (df_set_blocks): Ditto.
2190 * df.h (struct df_problem): Added reset_fun.
2191 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
2192 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
2193 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
2194 functions to clear out all references to def-use or use-def chains.
2196 2006-01-21 Ben Elliston <bje@au.ibm.com>
2198 * varasm.c (assemble_real): Initialise data array.
2200 2006-01-20 Paul Brook <paul@codesourcery.com>
2202 Merge from csl-arm-branch.
2203 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2204 * config/arm/arm.md (movdi): Force operands[1] to a register
2205 if we have a non-register source.
2206 (*arm_movdi, *movdf_soft_insn): Require that one of the
2207 operands be a register.
2208 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
2209 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2211 2006-01-20 DJ Delorie <dj@redhat.com>
2213 * varasm.c (initialize_constant_valid_p): Allow pointers
2214 initialized from integer constants of lesser precision.
2215 (output_constant): Allow non-int-sized pointer modes to be
2216 initialized from integer constants.
2218 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
2221 * cppdefault.h (struct default_include): Add multilib flag.
2222 * cppdefault.c (cpp_include_defaults): Set it.
2223 * c.opt (-imultilib): New option.
2224 * c-opts.c (imultilib): New.
2225 (c_common_handle_option): Handle -imultilib.
2226 (c_common_post_options): Likewise.
2227 * c-incpath.c (add_standard_paths, register_include_chains):
2229 * c-incpath.h (register_include_chains): Add extra parameter.
2230 * gcc.c (do_spec_1): Generate -imultilib option.
2231 (The Specs Language): Update %I description.
2232 (process_command): Update copyright notice.
2233 * doc/cppopts.texi (-imultilib): Document.
2234 * doc/invoke.texi (-imultilib): Include in option summary.
2235 (%I): Update specs documentation.
2237 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2239 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
2241 2006-01-20 Richard Sandiford <richard@codesourcery.com>
2243 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
2246 2006-01-20 Richard Guenther <rguenther@suse.de>
2247 Steven Bosscher <stevenb.gcc@gmail.com>
2249 PR rtl-optimization/24626
2250 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
2251 EDGE_TRUE_VALUE if in RTL mode.
2254 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
2255 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
2257 2006-01-20 Dirk Mueller <dmueller@suse.com>
2260 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
2261 instead of a special NOP marker.
2262 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
2263 NOP marker handling.
2264 * c-common.h (empty_body_warning): Add forward declaration.
2265 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
2266 Now uses IS_EMPTY_STMT() instead of special NOP markers.
2268 2006-01-20 Paul Brook <paul@codesourcery.com>
2270 * Makefile.in (lang_checks): Keep going if mkdir fails.
2272 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2274 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
2275 be able to clean out basic block when not necessary.
2276 (df_scan_free): Fixed to properly delete information if df is
2277 unused before calling df_finish.
2278 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
2279 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
2281 (df_bb_refs_delete): New function.
2282 (df_refs_delete): Moved per block code to df_bb_refs_delete.
2283 * df-core.c (df_set_blocks): Added code to properly clean out
2284 unused blocks if they are not part of the blocks to consider.
2285 Added additional null check.
2286 (df_compact_blocks): Added basic block parameter to free_bb_fun to
2287 be able to clean out basic block when not necessary
2288 * df.h (df_free_bb_function): Ditto.
2289 (df_bb_refs_delete): New function.
2290 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
2291 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
2292 basic block parameter to be able to clean out basic block when not
2294 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
2295 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
2296 Fixed to properly delete information if df is unused before
2299 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2301 PR rtl-optimization/25799
2302 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
2303 Corrected confluence operator to remove bits from op2 before oring
2304 with op1 rather than removing bits from op1.
2305 (df_ru_transfer_function): Corrected test on wrong bitmap which
2306 caused infinite loop. Both of these problems were introduced in
2307 the dataflow rewrite.
2309 2006-01-19 DJ Delorie <dj@redhat.com>
2311 * reload1.c (find_reload_regs): Note the details of reload
2312 failures in the dump file.
2313 (spill_failure): Likewise.
2315 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2317 * loop-iv.c: Include df.h and hashtab.h.
2318 (enum iv_grd_result): New enum.
2319 (DF_REF_IV, DF_REF_IV_SET): New macros.
2320 (struct biv_entry): New.
2321 (df, bivs): New global variables.
2322 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
2323 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
2325 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
2326 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
2327 analyzed_for_bivness_p, record_biv): New functions.
2328 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
2329 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
2330 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
2332 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
2334 (iv_number_of_iterations): Use new interface to iv analysis.
2335 * loop-unroll.c: Do not include varray.h.
2336 (analyze_iv_to_split_insn): Use new interface to iv
2338 * loop-unswitch.c (may_unswitch_on): Ditto.
2339 * df.c (df_bitmaps_free): Only work for bbs for that structures are
2341 (df_bb_modify): Realloc tables to the new index.
2342 (df_find_use): New function.
2343 * df.h (df_find_use): Declare.
2344 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
2346 * cfgloop.h (struct rtx_iv): Remove analysed field.
2347 (iv_get_reaching_def): Removed.
2348 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
2349 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
2350 (loop-iv.o): Add df.h and hashtab.h dependency.
2351 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
2353 2006-01-20 Alan Modra <amodra@bigpond.net.au>
2356 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
2358 (__floatundisf, __floatundidf): Likewise.
2359 * libgcc2.h (IS_IBM_EXTENDED): Define.
2361 2006-01-19 DJ Delorie <dj@redhat.com>
2363 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
2365 2006-01-19 Paul Brook <paul@codesourcery.com>
2367 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
2368 as nothrow when unwinding tables are disabled.
2370 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2373 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
2374 of bit-field" when in system header.
2376 2006-01-19 DJ Delorie <dj@redhat.com>
2378 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
2379 the 16 bit shift limit of the m16c.
2381 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
2384 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
2385 * config/i386/i386.c (output_set_got): Output the label if we have one
2386 for the TARGET_DEEP_BRANCH_PREDICTION case.
2388 2006-01-19 Jan Hubicka <jh@suse.cz>
2389 H.J. Lu <hongjiu.lu@intel.com>
2390 Evandro Menezes <evandro.menezes@amd.com>
2392 * invoke.texi (generic): Document
2394 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
2395 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
2396 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
2397 (x86_use_incdec, x86_pad_returns): New variables
2398 (TARGET_CPU_DEFAULT_generic): New constant
2399 (TARGET_CPU_DEFAULT_NAMES): Add generic.
2400 (enum processor_type): Add generic32 and generic64.
2401 * i386.md (cpu attribute): Add generic32/generic64
2402 (movhi splitter): Behave sanely when both partial_reg_dependency and
2403 partial_reg_stall are set.
2404 (K8 splitters): Enable for generic as well.
2405 * predicates.md (incdec_operand): Use TARGET_INCDEC
2406 (aligned_operand): Avoid memory mismatch stalls.
2407 * athlon.md: Enable for generic64, new patterns for 128bit moves.
2408 * ppro.md: Enable for generic32
2409 * i386.c (generic64_cost, generic32_cost): New.
2410 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
2411 (x86_use_leave): Enable for generic64. (x86_use_sahf,
2412 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
2413 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
2414 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
2415 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2416 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2417 x86_accumulate_outgoing_args, x86_prologue_using_move,
2418 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
2419 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
2421 (x86_use_incdec, x86_pad_returns): New.
2422 (override_options): Add generic32 and generic64, translate "generic"
2423 to generic32/generic64 and "i686" to "generic32", refuse
2424 "generic32"/"generic64" as arch target.
2425 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
2426 (ix86_reorg): Honor PAD_RETURNS.
2428 2006-01-19 Diego Novillo <dnovillo@redhat.com>
2430 * tree-pretty-print.c (dump_generic_node): Handle
2431 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
2432 * cgraph.c (cgraph_expand_queue): Rename from
2433 cgraph_analyze_queue. Update all users.
2434 * cgraphunit.c (cgraph_assemble_pending_functions): Process
2435 cgraph_expand_queue.
2436 (cgraph_expand_all_functions): Likewise.
2437 (cgraph_finalize_pending_functions): Remove. Update callers.
2439 * tree.h (OMP_DIRECTIVE_P): Define.
2440 (OMP_PARALLEL_FN): Define.
2441 (OMP_PARALLEL_DATA_ARG): Define.
2442 (OMP_SECTIONS_SECTIONS): Define.
2443 * tree-pass.h (pass_expand_omp): Declare.
2444 * omp-low.c (struct omp_region): Declare.
2445 (struct omp_context): Remove fields 'parallel_type',
2446 'parallel_start_ix' and 'parallel_start_additional_args'.
2448 (struct omp_for_data): Rename from struct expand_omp_for_data.
2449 (omp_regions): New static variable.
2450 (root_omp_region): New static variable.
2451 (find_omp_clause): Make static.
2452 (is_in_combined_parallel_ctx): Remove.
2453 (is_combined_parallel): New.
2454 (extract_omp_for_data): Move earlier in the file.
2455 (workshare_safe_to_combine_p): New.
2456 (get_ws_args_for): New.
2457 (determine_parallel_type): Move earlier in the file.
2458 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
2460 (omp_copy_decl): Likewise.
2461 (create_omp_child_function): Likewise.
2462 (lookup_omp_region): New.
2463 (dump_omp_region): New.
2464 (debug_omp_region): New.
2465 (debug_all_omp_regions): New.
2466 (new_omp_region): New.
2467 (scan_omp_parallel): If parallel_nesting_level > 1, the
2468 directive is nested within another parallel directive.
2469 Set OMP_PARALLEL_FN.
2470 (scan_omp_for): Do not try to handle combined parallel+for
2472 Remove FIXME comment.
2473 (scan_omp_nested): Remove.
2474 (scan_omp_1): Do not call scan_omp_nested when
2475 parallel_nesting_level is > 1.
2476 Do not change the DECL_CONTEXT of local variables found.
2477 (lookup_decl_in_outer_ctx): New.
2478 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
2479 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
2480 (lower_reduction_clauses): Rename from expand_reduction_clauses.
2481 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
2482 If CTX is nested, lookup VAR in the outer context when
2483 building copy assignment.
2484 (lower_send_clauses): Rename from expand_send_clauses.
2485 If CTX is nested, lookup VAR in the outer context when
2486 building copy assignments.
2487 (lower_send_shared_vars): Rename from expand_send_shared_vars.
2488 If CTX is nested, lookup VAR in the outer context when
2489 building copy assignments.
2490 (expand_parallel_call): Rename from build_parallel_call.
2491 Handle combined parallel+workshare cases.
2492 Re-implement to emit code into the CFG.
2494 (expand_omp_parallel): Re-implement to emit code into the CFG.
2495 Call move_sese_region_to_fn to outline the sub-graph
2496 containing the parallel region.
2497 (expand_omp_for_1): Remove.
2498 (expand_omp_for_generic): Re-implement to emit code into the
2500 (expand_omp_for_static_nochunk): Likewise.
2501 (expand_omp_for_static_chunk): Likewise.
2502 (expand_omp_for): Likewise.
2503 (expand_omp_sections): Likewise.
2504 (remove_exit_barriers): New.
2505 (expand_omp_synch): New.
2507 (build_omp_regions_1): New.
2508 (build_omp_regions): New.
2509 (execute_expand_omp): New.
2510 (gate_expand_omp): New.
2511 (pass_expand_omp): Define.
2512 (lower_omp_sections): Rename from expand_omp_sections.
2513 Set OMP_SECTIONS_SECTIONS.
2514 (lower_omp_single_simple): Rename from expand_omp_single_simple.
2515 (lower_omp_single_copy): Rename from expand_omp_single_copy.
2516 (lower_omp_single): Rename from expand_omp_simple.
2517 (lower_omp_master): Rename from expand_omp_master.
2518 (lower_omp_ordered): Rename from expand_omp_ordered.
2519 (lower_omp_critical): Rename from expand_omp_critical.
2520 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
2521 (lower_omp_for): Re-implement.
2522 (lower_omp_parallel): Re-implement.
2523 (lower_regimplify): Rename from expand_regimplify.
2524 (lower_omp_1): Rename from expand_omp_1.
2525 If there are syntax errors in the program, replace every
2526 OpenMP directive with NOP.
2527 Call lower_omp_* instead of expand_omp_*.
2528 (lower_omp): Rename from expand_omp.
2530 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
2531 * tree-gimple.h (enum omp_parallel_type): Remove.
2532 (gimple_boolify): Declare extern.
2533 (find_omp_clause, determine_parallel_type): Remove.
2535 * gimple-low.c (lower_omp_directive): New.
2536 (lower_stmt): Call it.
2537 (record_vars_into): Move from ...
2538 (record_vars): ... here.
2539 Call record_vars_into with current_function_decl.
2541 * gimplify.c (struct gimplify_ctx): Remove fields
2542 combined_pre_p and combined_ctxp. Update users.
2543 (get_formal_tmp_var): Add documentation.
2544 (gimple_boolify): Make extern.
2545 (gimplify_expr_in_ctx): Remove. Update callers.
2546 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
2547 will always be a BIND_EXPR.
2548 (gimplify_expr): Handle OMP_RETURN_EXPR.
2549 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
2550 (OMP_PARALLEL): Add 3 operands.
2551 (OMP_SECTIONS): Add 1 operand.
2552 (OMP_RETURN_EXPR): Define.
2554 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
2555 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
2556 * tree-iterator.c (alloc_stmt_list): Assert that we are not
2557 creating a circular free list.
2558 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
2560 * tree-flow.h (move_sese_region_to_fn): Declare.
2561 (record_vars_into): Declare.
2562 * tree-cfg.c (make_omp_sections_edges): New.
2563 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
2564 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
2565 OMP_SECTIONS and OMP_SECTION.
2566 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
2567 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
2568 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
2569 (gather_blocks_in_sese_region): New.
2570 (struct move_stmt_d): Declare.
2572 (move_block_to_fn): New.
2573 (move_sese_region_to_fn): New.
2575 * passes.c (init_optimization_passes): Schedule
2576 pass_expand_omp after pass_init_datastructures.
2578 * tree-ssa-operands.c (get_expr_operands): Handle
2579 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
2580 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
2582 2006-01-19 Jeff Law <law@redhat.com>
2584 * tree-vrp.c (extract_range_from_assert): Refine the result range
2585 if the variable referenced by the ASSERT_EXPR has a range and
2586 either the tentative result range or the previous range is a
2589 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2591 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
2593 2006-01-19 Jan Hubicka <jh@suse.cz>
2595 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
2597 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
2599 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
2600 (expand_compound_operation, expand_field_assignment): Fail if the
2601 bit lengths of an extract operation are out of range.
2602 (make_extraction): Compute wanted_inner_mode based on the position
2603 and length of the extraction. Make it extraction_mode for non-constant
2604 positions, and do not modify offset in that case. When generating a
2605 new MEM, use a mode that can hold the extraction while keeping correct
2606 alignment. Remove code that supported MEMs wrapped by USEs.
2607 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
2609 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
2611 * config/s390/s390.md ("Y", "y"): New mode attribute.
2612 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2613 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
2614 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
2615 "*addsi3_imm_cc", "*addsi3_carry1_cc",
2616 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
2617 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
2618 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
2619 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
2620 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
2621 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
2622 "addsi3", "subsi3"): Insn patterns removed.
2623 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
2624 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
2625 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
2626 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
2627 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
2628 "*sub<mode>3_cconly2"): New insn patterns.
2629 ("addsi3", "subsi3"): New expanders.
2631 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
2633 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
2634 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
2635 existing STMT_VINFO_VECTYPE if available.
2636 (vect_mark_relevant): Add special handling for stmts that are
2637 marked as STMT_VINFO_IN_PATTERN_P.
2638 (vect_analyze_loop): Call vect_pattern_recog.
2639 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
2640 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
2642 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
2643 (vect_recog_func_ptr): New function-pointer type.
2644 * tree-vect-patterns.c: New file.
2645 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
2646 (vect_recog_dot_prod_pattern, vect_pattern_recog):
2647 (vect_pattern_recog_1): New functions.
2648 (vect_pattern_recog_funcs): New array of function pointers.
2650 * tree-vectorizer.h (ternary_op): New enum value.
2651 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
2652 declaration. Revised documentation. Removed redundant dump prints.
2653 Removed redundant argument. Added support for reduction patterns.
2654 (vectorizable_reduction): Added support for reduction patterns.
2655 (vect_transform_stmt): Added support for patterns.
2657 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
2658 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
2659 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
2660 (expand_widen_pattern_expr): New function.
2661 (init_optabs): Initialize new optabs udot_prod_optab,
2663 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
2664 (sdot_prod_optab, udot_prod_optab): Define new optabs.
2665 (expand_widen_pattern_expr): New function declaration.
2666 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
2668 * tree-inline.c (estimate_num_insns_1): Added cases for new
2669 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2670 * tree-pretty-print.c (dump_generic_node): Likewise.
2671 (op_prio): Likewise.
2672 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2673 * tree-ssa-operands.c (get_expr_operands): Added case for
2675 * tree-vect-patterns.c (widened_name_p): New function.
2676 (vect_recog_dot_prod_pattern): Added function implementation.
2677 * tree-vect-transform.c (get_initial_def_for_reduction): Added
2678 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
2679 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
2680 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
2682 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
2683 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
2684 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
2685 (init_optabs): Initialize new optabs widen_ssum_optab,
2687 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
2688 (widen_ssum_optab, widen_usum_optab): Define new optabs.
2689 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
2690 use instead of type of def.
2691 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
2692 function implementation.
2693 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
2694 widen_ssumv8hi): New.
2696 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
2699 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2702 * c-decl.c (add_flexible_array_elts_to_size): New function.
2703 (finish_decl): Use it.
2705 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2707 * diagnostic.h: Include options.h.
2708 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
2709 dependancies for diagnostic.h.
2710 * Makefile.in (DIAGNOSTIC_H): Add options.h.
2712 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
2714 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
2715 (ssa_ro_call_cache_valid): Ditto.
2716 * tree-ssa-alias.c (sort_tags_by_id): New function.
2717 (init_transitive_clobber_worklist): Ditto.
2718 (add_to_worklist): Ditto.
2719 (mark_aliases_call_clobbered): Ditto.
2720 (compute_tag_properties): Ditto.
2721 (set_initial_properties): Ditto.
2722 (compute_call_clobbered): Ditto.
2723 (compute_may_aliases): Call compute_call_clobbered and grouping.
2724 (compute_flow_sensitive_aliasing): Remove clobbering related code.
2725 (compute_flow_insensitive_aliasing): Grouping now happens in our
2727 (setup_pointers_and_addressables): Remove clobbering related code.
2728 (add_may_alias): Ditto.
2729 (replace_may_alias): Ditto.
2730 (get_nmt_for): Ditto.
2731 (create_global_var):
2732 (is_escape_site): Return an escape_type enumeration.
2733 * tree-flow-inline.h (is_call_clobbered): Global var does not
2734 imply call clobbered.
2735 (mark_call_clobbered): Take a reason for marking this. Remove
2736 marking of globalness, and cache invalidation.
2737 (clear_call_clobbered): Remove cache invalidation code.
2738 * tree-dfa.c (dump_variable): If details is on, dump the reason
2740 * tree-outof-ssa.c (create_temp): Copy escape mask from original
2742 * tree-flow.h (struct ptr_info_def): Add escape mask member.
2743 (struct var_ann_d): Ditto.
2744 (enum escape_type): New.
2745 (mark_call_clobbered): Adjust prototype.
2746 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
2747 are never call clobbered.
2748 Record reasons for escaping.
2749 * tree-ssa-structalias.h (is_escape_site): Update prototype.
2750 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
2751 (ssa_ro_call_cache_valid): Ditto.
2752 (clobbered_v_may_defs): Ditto.
2753 (clobbered_vuses): Ditto.
2754 (ro_call_vuses): Ditto.
2755 (clobber_stats): New.
2756 (init_ssa_operands): Zero out clobber stats.
2757 (fini_ssa_operands): Print out clobber stats.
2758 (get_call_expr_operands): Pass callee fndecl to
2760 (add_call_clobber_ops): Remove use of cache.
2761 Add use of PURE_CONST information.
2762 (add_call_read_ops): Remove use of cache.
2763 Add use of static not_read information.
2765 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
2767 Introduce TLS descriptors for i386 and x86_64.
2768 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
2769 (TARGET_ANY_GNU_TLS): New macro.
2770 (enum tls_dialect): Added TLS_DIALECT_GNU2.
2771 (struct machine_function): Add tls_descriptor_call_expanded_p.
2772 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
2773 (ix86_current_function_calls_tls_descriptor): Likewise.
2774 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
2775 (override_options): Introduce gnu2 tls dialect.
2776 (ix86_frame_pointer_required): Functions containing TLSCALLs are
2778 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
2780 (legitimize_tls_address): Adjust logic for GNU2 TLS.
2781 (ix86_init_machine_status): Initialize new field.
2782 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
2783 (ix86_tls_module_base): New.
2784 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
2785 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
2786 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
2787 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
2788 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
2789 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
2790 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2791 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2792 * config/i386/predicates.md (tls_modbase_operand): New.
2793 (tp_or_register_operand): New.
2795 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2797 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2798 (look_for_address_of): Ditto.
2799 (ipa_init): Walk the function decls.
2800 (static_execute): Don't set readonly on FUNCTION_DECL's.
2802 2006-01-18 Roger Sayle <roger@eyesopen.com>
2804 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2805 for shifts where the source and destination registers are different.
2807 2006-01-18 Paul Brook <paul@codesourcery.com>
2809 Merge from csl-arm-branch.
2810 2005-03-14 Julian Brown <julian@codesourcery.com>
2811 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2812 (aeabi_llsl): Likewise.
2813 (ashrdi3): Likewise.
2814 (aeabi_lasr): Likewise.
2815 (lshrdi3): Likewise.
2816 (aeabi_llsr): Likewise.
2817 2005-03-10 Julian Brown <julian@codesourcery.com>
2818 * config.gcc: Disable shared libgcc for SymbianOS.
2819 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2821 2006-01-18 DJ Delorie <dj@redhat.com>
2823 * c-pragma.c (handle_pragma_diagnostic): New.
2824 (init_pragma): Register it.
2825 * doc/extend.texi: Document it.
2827 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2828 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2829 (diagnostic_context): Add classify_diagnostic[].
2830 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2831 as errors if they're overridden to DK_WARNING.
2832 (diagnostic_initialize): Initialize classify_diagnostic[].
2833 (diagnostic_set_kind_override): New.
2834 (diagnostic_report_diagnostic): Check for kind changes.
2835 * opts.c (common_handle_option): Take lang_mask. Update callers.
2837 * common.opt (Werror=): New.
2838 * doc/invoke.texi: Document -Werror=*
2840 2006-01-18 Jeff Law <law@redhat.com>
2842 * tree-vrp.c (test_for_singularity): Correct test for new
2843 min limit. Use operand_equal_p rather than pointer equality
2844 for testing if new min/max values are equal.
2846 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2847 using range information until after propagation and folding.
2849 2006-01-18 Richard Henderson <rth@redhat.com>
2850 Aldy Hernandez <aldyh@redhat.com>
2851 Jakub Jelinek <jakub@redhat.com>
2852 Diego Novillo <dnovillo@redhat.com>
2854 * omp-low.c: New file.
2855 * c-omp.c: New file.
2857 2006-01-18 Richard Henderson <rth@redhat.com>
2858 Jakub Jelinek <jakub@redhat.com>
2859 Diego Novillo <dnovillo@redhat.com>
2861 * doc/invoke.texi: Document -fopenmp.
2862 * tree-dump.h (debug_function): Declare.
2863 * hooks.c (hook_bool_tree_bool_false): New function.
2864 (hook_tree_tree_null): Remove.
2865 (hook_tree_tree_tree_null): New.
2866 * hooks.h: Update to match.
2867 * tree-pretty-print.c (debug_tree_chain): New.
2868 (print_generic_expr): Handle TDF_CHAIN.
2869 (dump_generic_node): Handle BLOCK.
2870 Do not abort with incomplete SWITCH_EXPRs.
2871 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2872 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2873 print space after directive name.
2874 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2875 Handle OMP_MASTER and OMP_ORDERED.
2876 Handle printing of OMP_BODY just in one place, goto
2877 dump_omp_body in the rest of OMP_* nodes that have
2879 Don't handle clause nodes here. Update omp statements to
2880 use dump_omp_clauses.
2881 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2882 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2883 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2884 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2885 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2886 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2887 Adjust output for GOMP_PARALLEL.
2888 (dump_omp_clauses): New.
2889 (print_declaration): Dump DECL_VALUE_EXPR.
2890 (op_symbol_1): Split out of op_symbol.
2891 (dumping_stmts): Remove. Update all users.
2892 * cgraph.c (cgraph_analyze_queue): New.
2893 (cgraph_add_new_function): New.
2894 * cgraph.h (cgraph_analyze_queue): Declare.
2895 (cgraph_add_new_function): Declare.
2896 (cgraph_lower_function): Remove.
2897 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2898 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2899 and TYPE_P nodes in its default clause.
2900 (empty_body_p): New.
2901 (tree_range_check_failed): New.
2903 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2904 OMP_CLAUSE_REDUCTION_MERGE,
2905 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2906 OMP_CLAUSE_PRIVATE_DEBUG,
2907 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2908 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2909 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2910 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2911 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2912 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2913 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2914 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2915 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2916 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2917 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2918 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2919 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2920 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2921 (TREE_RANGE_CHECK): New.
2922 (empty_body_p): Declare.
2923 (enum omp_clause_default_kind): New.
2924 (build_string_literal): Declare.
2925 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2926 (build5_stat, build5): Declare.
2927 * tree-pass.h (TDF_CHAIN): Define.
2928 * tree-pass.h (PROP_gimple_lomp): Define.
2929 (pass_lower_omp): Declare.
2930 * diagnostic.h (debug_tree_chain): Declare.
2931 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2933 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2934 * builtins.c (build_string_literal): Make extern.
2935 * gcc.c (include_spec_function): New.
2936 (static_spec_functions): Add it.
2937 (main): Move load of libgomp.spec ...
2938 (LINK_COMMAND_SPEC): ... here.
2939 (link_gomp_spec): New.
2940 (static_specs): Include it.
2941 (LINK_COMMAND_SPEC): Add link_gomp.
2942 (GOMP_SELF_SPECS): New.
2943 (driver_self_specs): Include it.
2944 (switch_matches): Don't mark inline.
2945 (main): Load libgomp.spec.
2946 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2947 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2948 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2949 * tree-gimple.h (enum omp_parallel): Declare.
2950 (determine_parallel_type): Declare.
2951 (omp_firstprivatize_variable): Declare.
2952 (omp_reduction_init): Declare.
2953 (diagnose_omp_structured_block_errors): Declare.
2954 (struct walk_stmt_info): Add want_return_expr.
2955 (struct walk_stmt_info): Add want_bind_expr, want_locations.
2956 (find_omp_clause): Declare.
2957 (insert_field_into_struct): Declare.
2958 (struct walk_stmt_info): Move from tree-nested.c
2959 (walk_stmts): Declare.
2960 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
2962 * cgraphunit.c (cgraph_lower_function): Make static.
2963 (cgraph_finalize_pending_functions): New.
2964 (cgraph_finalize_function): Call it.
2965 (cgraph_finalize_compilation_unit): Likewise.
2966 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
2967 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
2968 (BT_FN_UINT_UINT): New.
2969 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
2970 DEF_FUNCTION_TYPE_VAR_4): Document.
2971 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
2972 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
2973 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
2974 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
2975 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
2976 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
2977 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
2978 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
2979 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
2980 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
2981 into separate files.
2982 (DEF_GOMP_BUILTIN): New.
2983 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
2984 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
2985 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
2986 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
2987 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
2988 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
2989 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
2990 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
2991 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
2992 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
2993 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
2994 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
2995 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
2996 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
2997 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
2998 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
2999 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
3000 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
3001 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
3002 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
3003 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
3004 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
3005 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
3006 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
3007 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
3008 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
3009 * sync-builtins.def: New file, moved from builtins.def.
3010 * omp-builtins.def: New file, moved from builtins.def.
3011 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
3012 * gimple-low.c (lower_function_body): Clear data.
3013 (lower_stmt): Do not handle COMPOUND_EXPR.
3014 Remove call to print_node_brief.
3015 * c-tree.h (c_finish_omp_clauses): New prototype.
3016 (C_DECL_THREADPRIVATE_P): Define.
3017 (lookup_name_no_remap, c_omp_remap_private): Remove
3018 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
3019 (check_for_loop_decls): Update decl.
3020 (lookup_name_no_remap, c_omp_remap_private): Declare.
3021 (build_indirect_ref, build_modify_expr, pushdecl,
3022 pushdecl_top_level): Move to c-common.h.
3023 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
3024 before the switch, but just in the 2 places that need it.
3025 * c-decl.c (diagnose_mismatched_decls): Do not check for
3026 mismatched thread-local attributes when OLDDECL is marked
3027 threadprivate and NEWDECL has no thread-local attributes.
3028 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
3029 (c_gimple_diagnostics_recursively): Rename from
3030 c_warn_unused_result_recursively. Invoke
3031 diagnose_omp_structured_block_errors.
3032 (check_for_loop_decls): Return a singular decl found.
3033 * langhooks.c (lhd_omp_predetermined_sharing): Return
3034 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
3035 (lhd_omp_firstprivatize_type_sizes): New.
3036 (lhd_omp_assignment): New.
3037 (lhd_omp_predetermined_sharing): New.
3038 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
3039 (struct lang_hooks_for_types): Add
3040 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
3041 omp_predetermined_sharing, omp_disregard_value_expr,
3042 omp_private_debug_clause, omp_clause_default_ctor,
3043 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
3044 (c_finish_omp_clauses): New.
3045 (c_finish_bc_stmt): Diagnose break within omp for.
3046 (c_begin_omp_parallel, c_finish_omp_parallel): New.
3047 (build_unary_op): Return error_mark after reporting
3049 (build_modify_expr): Likewise.
3050 * gimplify.c: Include optabs.h and pointer-set.h.
3051 (enum gimplify_omp_var_data): Declare.
3052 (struct gimplify_omp_ctx): Declare.
3053 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
3055 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
3056 (push_gimplify_context, pop_gimplify_context): Allow nesting.
3057 (splay_tree_compare_decl_uid): New.
3058 (new_omp_context): New.
3059 (delete_omp_context): New.
3060 (gimple_add_tmp_var): Call omp_add_variable.
3061 (gimplify_bind_expr): Likewise.
3062 (gimplify_var_or_parm_decl): If omp_notice_variable returned
3063 true, disregard DECL_VALUE_EXPR on the decl if any.
3064 (gimplify_expr_in_ctx): New.
3065 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
3066 omp_add_variable, omp_notice_variable, omp_is_private
3067 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
3068 gimplify_adjust_omp_clauses, gimplify_omp_parallel
3069 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
3070 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
3071 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
3072 gimplify_omp_atomic): New.
3073 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
3074 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
3075 OMP_CRITICAL and OMP_ATOMIC.
3076 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
3077 * c-pragma.h (enum pragma_kind): Add
3078 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
3079 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
3080 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
3081 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
3082 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
3083 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
3084 PRAGMA_OMP_THREADPRIVATE.
3085 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
3086 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
3087 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
3088 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
3089 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
3090 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
3091 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
3092 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
3093 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
3094 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
3095 * tree-ssa-dce.c (find_control_dependence): Do not assume that
3096 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
3097 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
3099 (struct nesting_info): Add field_map,
3100 suppress_expansion, debug_var_chain.
3101 (create_nesting_tree): Initialize them.
3102 (lookup_field_for_decl): Use field_map.
3103 (get_nonlocal_debug_decl, get_local_debug_decl): New.
3104 (convert_local_omp_clauses): New.
3105 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
3106 (walk_body): Split out of walk_function.
3107 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
3108 (convert_nonlocal_reference): Handle omp statements.
3109 (convert_local_reference): Likewise.
3110 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
3111 (unnest_nesting_tree): New.
3112 (lower_nested_functions): Call it.
3113 (insert_field_into_struct): Make extern.
3114 (struct walk_stmt_info): Move to tree-gimple.h.
3115 (walk_stmts): Make extern.
3116 * omp-builtins.def: New file.
3117 * tree-iterator.c (expr_only): Clarify comment.
3118 * c-common.h (pushdecl_top_level, pushdecl,
3119 build_modify_expr, build_indirect_ref,
3120 c_finish_omp_master, c_finish_omp_critical,
3121 c_finish_omp_ordered, c_finish_omp_barrier,
3122 c_finish_omp_atomic, c_finish_omp_flush,
3123 c_finish_omp_for, c_split_parallel_clauses,
3124 omp_clause_default_kind, c_omp_sharing_predetermined,
3125 c_omp_remap_decl): Declare.
3126 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
3127 (OBJS-common): Add omp-low.o.
3128 (c-omp.o, omp-low.o): Add.
3129 (gimplify.o): Add dependency on $(OPTABS_H).
3130 (GTFILES): Add omp-low.c.
3131 (gt-stringpool.h): Add.
3132 * tree-cfg.c (set_bb_for_stmt): Do not update the
3133 block-to-labels map if we are currently expanding to RTL.
3134 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
3136 Handle IDENTIFIER_NODE.
3137 (tree_verify_flow_info): Do not ICE when emitting error
3138 messages about invalid labels.
3139 (dump_function_to_file): Reset CFUN before emitting the body
3141 (debug_function): New.
3142 * passes.c (init_optimization_passes): Schedule
3144 * langhooks-def.h (lhd_omp_predetermined_sharing,
3145 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
3147 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
3148 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
3149 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
3150 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
3151 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
3152 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
3153 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
3154 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
3155 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
3156 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
3157 (LANG_HOOK_DECLS): Use them.
3159 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
3160 Richard Henderson <rth@redhat.com>
3161 Jakub Jelinek <jakub@redhat.com>
3162 Diego Novillo <dnovillo@redhat.com>
3164 * c-parser.c (pragma_omp_clause): Define.
3165 (c_parser_declaration_or_fndef): Document OpenMP syntax.
3166 (c_parser_compound_statement): Likewise.
3167 (c_parser_statement): Likewise.
3168 (c_parser_pragma): Handle omp pragmas.
3169 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
3170 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
3171 (c_parser_omp_clause_name, check_no_duplicate_clause,
3172 c_parser_omp_variable_list,
3173 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
3174 c_parser_omp_clause_copyprivate,
3175 c_parser_omp_clause_default,
3176 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
3177 c_parser_omp_clause_lastprivate,
3178 c_parser_omp_clause_nowait,
3179 c_parser_omp_clause_num_threads,
3180 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
3181 c_parser_omp_clause_reduction,
3182 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
3183 c_parser_omp_all_clauses, c_parser_omp_structured_block,
3184 c_parser_omp_atomic, c_parser_omp_barrier,
3185 c_parser_omp_critical, c_parser_omp_flush,
3186 c_parser_omp_for_loop, c_parser_omp_for,
3187 c_parser_omp_master, c_parser_omp_ordered,
3188 c_parser_omp_sections_scope, c_parser_omp_sections,
3189 c_parser_omp_parallel, c_parser_omp_single,
3190 c_parser_omp_construct, c_parser_omp_threadprivate): New.
3191 * c-pragma.c (init_pragma): Do omp pragma registration here.
3192 * c.opt (fopenmp): New flag.
3194 2006-01-18 Eric Christopher <echristo@apple.com>
3196 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
3197 * config/darwin.h (GOMP_SELF_SPECS): Define.
3199 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3201 * rtl.h: Remove the prototype for reg_alloc.
3203 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3206 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
3207 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
3208 sjlj and dwarf2 exception handling.
3209 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
3210 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
3211 * pa/pa.c (function_value): Treat complex and vector types as
3213 (function_arg): Likewise. Only pass scalar floats in the floating
3214 point argument registers.
3215 * pa/t-slibgcc-dwarf-ver: New file.
3216 * pa/t-slibgcc-sjlj-ver: New file.
3217 * pa/t-slibgcc-elf-ver: Delete file.
3219 2006-01-19 Alan Modra <amodra@bigpond.net.au>
3221 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
3222 unlikely_test_section_p test.
3224 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3226 * mode-switching.c (optimize_mode_switching): Make it static.
3227 * basic-block.h: Remove the prototype for
3228 optimize_mode_switching.
3230 * modulo-sched.c (sms_schedule): Make it static.
3231 * rtl.h: Remove the prototype for sms_schedule.
3233 * postreload-gcse.c (gcse_after_reload_main): Make it static.
3234 * rtl.h: Remove the prototype for gcse_after_reload_main.
3236 * reg-stack.c (reg_to_stack): Make it static.
3237 * rtl.h: Remove the prototype for reg_to_stack.
3239 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
3241 * rtl.h: Remove the prototypes for regrename_optimize and
3242 copyprop_hardreg_forward.
3244 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
3246 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
3247 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
3248 Test against the appropriate null constant for the mode.
3249 If 'fixup_overlap' is true, swap the operands if they overlap.
3250 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
3251 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
3252 alpha_split_tmode_pair and adjust for above change.
3253 * config/alpha/alpha.md (movtf_internal): Adjust call to
3254 alpha_split_tfmode_pair and rely on it to swap the operands.
3255 (movti_internal): New insn and post-reload splitter.
3256 (movti): New expander.
3258 2006-01-18 Philippe De Muyter <phdm@macqel.be>
3260 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
3263 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3265 * rtlanal.c (global_reg_mentioned_p_1,
3266 global_reg_mentioned_p): Remove.
3267 * rtl.h: Remove the prototype for global_reg_mentioned_p.
3269 * flow.c (initialize_uninitialized_subregs): Make it static.
3270 * rtl.h: Remove the prototype for
3271 initialize_uninitialized_subregs.
3273 * function.c (instantiate_virtual_regs): Make it static.
3274 * function.h: Remove the prototype for
3275 instantiate_virtual_regs.
3277 * regmove.c (regmove_optimize, combine_stack_adjustments):
3279 * rtl.h: Remove the prototypes for regmove_optimize and
3280 combine_stack_adjustments.
3282 2006-01-17 Roger Sayle <roger@eyesopen.com>
3284 * config/i386/i386.c (COSTS_N_BYTES): New macro.
3285 (size_cost): Encode costs in bytes so that a reg-reg addition is
3286 equivalent to COSTS_N_INSNS(1).
3287 (override_options): Use the size_cost.branch_cost as the default
3288 ix86_branch_cost when optimizing for size.
3290 2006-01-18 Ben Elliston <bje@au.ibm.com>
3292 * Makefile.in (D32PBIT_FUNCS): New.
3293 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
3294 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
3295 D64PBIT_FUNCS and D128PBIT_FUNCS.
3296 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
3297 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
3299 (decnumber_dep): Define.
3300 * doc/libgcc.texi (Decimal float library routines): New node.
3301 * config/dfp-bit.h, config/dfp-bit.c: New files.
3303 2006-01-18 Ben Elliston <bje@au.ibm.com>
3305 * expr.c (emit_move_change_mode): Always adjust addresses, not
3306 just during reload. Copy replacements only during reload.
3307 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
3308 emit_move_via_integer.
3310 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
3312 * Makefile.in (check-%, check-consistency): Use $${srcdir}
3313 instead of $(srcdir) and ${srcdir}.
3315 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
3319 * arm.h (struct machine_function): Add pic_reg.
3320 * arm.c (arm_pic_register): Make unsigned.
3321 (arm_override_options): Only set arm_pic_register if
3322 TARGET_SINGLE_PIC_BASE.
3323 (use_return_insn): Only test for a pic register if it is fixed.
3324 (arm_compute_save_reg0_reg12_mask): Likewise.
3325 (thumb_compute_save_reg_mask): Likewise.
3326 (legitimate_pic_operand): Factor out some known invariants.
3327 (legitimize_pic_address): If we don't have a fixed pic register,
3328 then set up a pseudo in the function entry sequence. Handle the
3329 pic base being in a pseudo.
3330 (arm_load_pic_register): Handle the pic register being in a pseudo.
3331 (arm_expand_prologue): Only set up the pic register if it is fixed.
3332 (thumb_expand_prologue): Likewise.
3333 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
3334 (pic_load_addr_based_insn): Likewise.
3335 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
3338 2006-01-18 Ben Elliston <bje@au.ibm.com>
3340 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
3341 decimal float modes for all floating point registers.
3343 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
3344 match_code "mem" with match_test "macho_lo_sum_memory_operand".
3346 2006-01-17 Jakub Jelinek <jakub@redhat.com>
3349 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
3350 even when the pointer is not NULL.
3352 2006-01-16 Ian Lance Taylor <ian@airs.com>
3354 * common.opt (ftoplevel-reorder): New option.
3355 * cgraph.c (cgraph_asm_nodes): New global variable.
3356 (cgraph_asm_last_node): New static variable.
3357 (cgraph_order): New global variable.
3358 (cgraph_create_node): Set new order field.
3359 (cgraph_varpool_node): Likewise.
3360 (decide_is_variable_needed): Return true if not
3361 flag_toplevel_reorder.
3362 (cgraph_add_asm_node): New function.
3363 * cgraph.h (struct cgraph_node): Add order field.
3364 (struct cgraph_varpool_node): Add order field.
3365 (struct cgraph_asm_node): Define.
3366 (cgraph_asm_nodes, cgraph_order): Declare.
3367 (cgraph_add_asm_node): Declare.
3368 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
3370 (cgraph_varpool_assemble_pending_decls): Call it.
3371 (cgraph_output_pending_asms): New static function.
3372 (cgraph_finalize_compilation_unit): Call it.
3373 (struct cgraph_order_sort): Define.
3374 (cgraph_output_in_order): New static function.
3375 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
3376 !flag_toplevel_reorder case.
3377 * c-parser.c: Include "cgraph.h".
3378 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
3380 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
3381 than -fno-unit-at-a-time.
3382 * doc/invoke.texi (Option Summary): Mention
3383 -fno-toplevel-reorder.
3384 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
3385 -funit-at-a-time documentation.
3387 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
3388 Kazu Hirata <kazu@codesourcery.com>
3390 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
3392 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
3394 * Makefile.in (FUNCTION_H): New. Use it instead of
3395 function.h throughout the file.
3396 * function.h: Include tree.h.
3398 2006-01-17 Ben Elliston <bje@au.ibm.com>
3400 * recog.c: Separate some functions with whitespace.
3402 2006-01-16 Richard Henderson <rth@redhat.com>
3404 Merge from gomp branch:
3405 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
3406 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
3407 and rename from struct inline_data. Rename callee* to dst*;
3408 caller* to src*; add copy_decl hook, transform_call_graph_edges,
3409 transform_new_cfg, transform_return_to_modify, and
3410 transform_lang_insert_block flags; remove cloning_p, versioning_p,
3412 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
3413 (copy_decl_for_dup): Remove.
3414 * tree-inline.c (struct inline_data): Move to header.
3415 (insert_decl_map): Export.
3416 (remap_decl): Update for member name changes. Use copy_decl hook.
3417 Allow for replacement to be a non-decl. Remove dead code.
3418 (remap_type_1): Check for existing mapping.
3419 (remap_type): Export.
3420 (remap_decls): Update for member name changes.
3421 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
3422 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
3423 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
3424 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
3425 (tree_function_versioning, build_duplicate_type): Likewise.
3426 (copy_body_r): Likewise. Export.
3427 (copy_decl_for_dup): Split into ...
3428 (copy_decl_for_dup_finish, copy_decl_to_var,
3429 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
3430 (replace_ref_tree, inlining_p): Remove.
3432 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3434 * ifcvt.c (if_convert): Make it static.
3435 * rtl.h: Remove the prototype for if_convert.
3437 * local-alloc.c (local_alloc): Make it static.
3438 * rtl.h: Remove the prototype for local_alloc.
3440 * loop.c (loop_optimize): Make it static.
3441 * cfgloop.h: Remove the prototype for loop_optimize.
3444 2006-01-16 DJ Delorie <dj@redhat.com>
3446 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
3449 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3451 * pa.md: Disparage copies between general and floating-point registers
3452 in 32-bit move patterns.
3454 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
3457 * Makefile.in (check-%): Depend on site.exp instead of
3458 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
3461 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3463 * global.c (global_alloc): Make it static.
3464 * rtl.h: Remove the prototype for global_alloc.
3466 2006-01-16 Richard Guenther <rguenther@suse.de>
3468 * tree-ssa-alias.c (struct used_part): Add write_only field.
3469 (get_or_create_used_part_for): Initialize it to true.
3470 (create_overlap_variables_for): Don't create structure variables
3471 for structures that only are written to.
3472 (find_used_portions): Handle MODIFY_EXPR to track whether a
3473 structure is only written to.
3475 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3477 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
3479 * basic-block.h: Remove the prototype for
3480 partition_hot_cold_basic_blocks.
3482 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
3484 * cppspec.c (lang_specific_spec_functions): Remove.
3485 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
3486 * gcc.h (lang_specific_spec_functions): Remove.
3487 * gccspec.c (lang_specific_spec_functions): Remove.
3489 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
3491 * combine.c (record_value_for_reg): Invalidate registers
3493 (record_dead_and_set_regs_1): Likewise, by passing them to
3494 record_value_for_reg.
3495 (record_dead_and_set_regs): Invalidate stores made by a
3496 call. We do not combine across a call, but we still
3497 relied on equivalences.
3499 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3501 * tree-vrp.c (extract_range_from_binary_expr): Cope with
3502 vrp_int_const_binop returning non-constant nodes.
3504 2006-01-16 Paul Brook <paul@codesourcery.com>
3506 * config/m68k/m68k.c (output_move_const_into_data_reg):
3507 Output correct mnemonic for mvz and mvs.
3509 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
3511 * rtl-factoring.c: Add sequence abstraction algorithm.
3512 * cfgcleanup.c (outgoing_edges_match): Extra checks.
3513 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
3515 (block_has_preserve_label): New function.
3516 * common.opt: Register new pass.
3517 * Makefile.in: Ditto.
3519 * timevar.def: Ditto.
3520 * tree-pass.h: Ditto.
3521 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
3522 * rtl.h (make_jump_insn_raw): Add forward decl.
3523 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
3525 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3526 Roger Sayle <roger@eyesopen.com>
3528 * fold-const.c (fold_minmax): New static function.
3529 (fold_binary) <MIN_EXPR>: Call it.
3530 <MAX_EXPR>: Likewise.
3531 * stor-layout.c (place_field): Use DECL_SIZE consistently
3532 in the computation of the new record size.
3534 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3536 * cse.c (cse_condition_code_reg): Make it static.
3537 * rtl.h: Remove the prototype for cse_condition_code_reg.
3539 * combine.c (combine_instructions): Make it static.
3540 * rtl.h: Remove the prototype for combine_instructions.
3542 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3545 * tree.c (get_file_function_name_long): Concatenate the first global
3546 object name with a string derived from the input filename of the object
3549 2006-01-16 Ben Elliston <bje@au.ibm.com>
3551 * config/i386/winnt-stubs.c: Update FSF address.
3552 * config/xtensa/ieee754-df.S: Ditto.
3553 * config/xtensa/ieee754-sf.S: Ditto.
3555 2006-01-14 Ian Lance Taylor <ian@airs.com>
3557 * ifcvt.c (noce_init_if_info): New static function, broken out of
3558 noce_process_if_block.
3559 (noce_process_if_block): Call noce_init_if_info.
3560 (check_cond_move_block): New static function.
3561 (cond_move_process_if_block): New static function.
3562 (process_if_block): Call cond_move_process_if_block.
3564 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
3566 * cselib.c (hash_table): Rename to cselib_hash_table.
3567 (cselib_clear_table, discard_useless_values,
3568 remove_useless_values, cselib_lookup_mem, cselib_lookup,
3569 cselib_init, cselib_finish): Adjust uses of hash_table.
3571 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
3573 PR tree-optimization/25485
3574 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
3575 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
3576 is known to be false and true, respectively.
3578 2006-01-14 Richard Guenther <rguenther@suse.de>
3580 PR tree-optimization/22548
3581 PR tree-optimization/22555
3582 PR tree-optimization/22501
3583 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
3584 * params.def (salias-max-array-elements): New parameter.
3585 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
3586 * doc/invoke.texi (salias-max-array-elements): Document.
3587 * tree-flow-inline.h (var_can_have_subvars): We also handle
3589 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
3591 * tree-ssa-structalias.c (params.h): Include.
3592 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
3593 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
3594 (get_constraint_for): For ADDR_EXPR operating on something
3595 containing an ARRAY_REF, add all subvars to the solution.
3596 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
3597 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
3598 for creating MUST_DEFs.
3599 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
3601 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3603 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
3605 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3606 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
3607 number_of_iterations_le): New functions.
3608 (number_of_iterations_special): Removed.
3609 (number_of_iterations_exit): Do not use number_of_iterations_special.
3610 * tree.c (unsigned_type_for): Always return integer type.
3612 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
3613 Richard Guenther <rguenther@suse.de>
3615 PR rtl-optimization/24257
3616 * gcse.c (find_moveable_store): Only consider a store movable
3617 when the SET_SRC of the insn can be assigned to a register.
3619 2006-01-14 Ian Lance Taylor <ian@airs.com>
3621 * tree.c (tree_not_class_check_failed): New function.
3622 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
3623 (tree_not_class_check_failed): Declare.
3625 2006-01-13 Ian Lance Taylor <ian@airs.com>
3627 * reload1.c (do_output_reload): Add assertion rejecting a
3630 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
3632 * combine.c (struct reg_stat): Add new fields truncation_label and
3634 (record_value_for_reg): Reset truncated_to_mode.
3635 (record_truncated_value): New function.
3636 (check_promoted_subreg): Call it. Rename to check_conversions.
3637 (combine_instructions): Rename check_promoted_subreg to
3639 (reg_truncated_to_mode): New function.
3640 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
3641 (gen_lowpart_or_truncate): New function.
3642 (force_to_mode): Use it instead of gen_lowpart.
3644 2006-01-13 Diego Novillo <dnovillo@redhat.com>
3646 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
3647 VAR is a tag, not its type tag.
3649 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
3651 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
3652 alternatives to match style of other entries.
3653 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
3655 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
3657 PR tree-optimization/25771
3658 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
3661 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
3664 * tree-inline.c (declare_return_variable): If the return variable
3665 was marked as a non gimple complex, set the return slot variable
3666 to be a non gimple comple variable.
3668 2006-01-13 Richard Guenther <rguenther@suse.de>
3670 * builtins.c (expand_builtin_sincos): New function.
3671 (expand_builtin_mathfn_3): Remove dead code, sin and cos
3673 (expand_builtin): Expand sincos using expand_builtin_sincos.
3675 2006-01-12 DJ Delorie <dj@redhat.com>
3677 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
3678 shift counts, separate SI shifts for m32c vs m16c, pass shift type
3679 so that constant shifts can be split.
3680 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
3681 (m32c_valid_pointer_mode): Make static.
3682 (shift_gen_func_for): New.
3683 (m32c_prepare_shift): Use it. Split large const shifts into
3685 * config/m32c/predicates.md (shiftcount_operand): Allow more
3687 (longshiftcount_operand): New.
3688 * doc/md.texi (Machine Constraints): Document In6.
3690 2006-01-13 Ben Elliston <bje@au.ibm.com>
3692 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
3693 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
3696 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
3698 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
3699 to try to avoid clobbering pieces of structures when we know
3700 something about the whole structure.
3701 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
3703 2006-01-13 Ben Elliston <bje@au.ibm.com>
3705 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
3706 return in memory, as this is no limitation is no longer present.
3708 2006-01-12 DJ Delorie <dj@redhat.com>
3710 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
3711 mova with fb, and for fb+0 -> An.
3713 * config/m32c/mov.md (peephole2): Fix enabling logic.
3715 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
3716 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
3717 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
3718 FINI_ARRAY_SECTION_ASM_OP): Define.
3720 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
3722 (m32c_legitimize_reload_address): New logic to reload FB to An.
3723 (m32c_output_reg_push): Add newline.
3724 (m32c_output_reg_pop): Likewise.
3726 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
3728 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
3730 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3732 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3734 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3736 * config/sh/predicates.md (sh_rep_vec): Add parallel to
3739 2006-01-11 Ben Elliston <bje@au.ibm.com>
3741 * rtlanal.c (find_reg_note): Assert insn is not null.
3743 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3745 * df-scan.c (df_hard_reg_init): Move declaration of i outside
3748 2006-01-11 Jeff Law <law@redhat.com>
3750 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
3752 (mark_threaded_blocks, register_jump_thread): New functions.
3753 (thread_through_all_blocks): Remove unwanted argument. No
3754 longer rely on e->aux to communicate thread target info.
3755 Call mark_threaded_blocks. Release the threaded_blocks
3756 bitmap and threaded_edges vector when complete.
3757 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
3758 (threaded_blocks): Remove.
3759 (tree_ssa_dominator_optimize): Remove initialization and
3760 finalization of threaded_blocks. Simplify call to
3761 thread_through_all_blocks.
3762 (thread_across_edge): Call register_jump_thread rather than
3763 storing thread information into e->aux.
3764 (free_all_edge_infos): Simplify now that e->aux is no longer
3765 used to communicate with thread_through_all_blocks.
3766 * tree-flow.h (thread_through_all_blocks): Update prototype.
3767 (register_jump_thread): Prototype.
3769 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3771 * df-core.c (df_compact_blocks, df_bb_replace): Use
3772 SET_BASIC_BLOCK instead of BASIC_BLOCK.
3774 2006-01-11 Richard Guenther <rguenther@suse.de>
3776 PR tree-optimization/25734
3777 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3778 stop propagation after successful propagation to the LHS.
3780 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3782 * basic-block.h (control_flow_graph): Change the type of
3783 x_basic_block_info to VEC(basic_block,gc) *.
3784 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
3786 (SET_BASIC_BLOCK): New.
3787 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
3788 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
3789 * cfgbuild.c (find_basic_blocks): Likewise.
3790 * cfglayout.c (fixup_reorder_chain): Likewise.
3791 * cfgrtl.c (create_basic_block_structure,
3792 rtl_create_basic_block): Likewise.
3793 * ifcvt.c (find_if_case_1): Likewise.
3794 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3797 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3799 * Makefile.in: Removed rotted odf.c entry.
3801 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3804 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3805 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3806 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3807 output pattern modifier, not %e.
3808 * config/cris/cris.c (cris_op_str): Update comment about pattern
3810 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3811 before falling through into...
3812 <case 'E'>: Redefined from old 'e' case.
3814 2006-01-11 Jan Hubicka <jh@suse.cz>
3817 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3819 2006-01-11 Jan Hubicka <jh@suse.cz>
3821 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3822 * i386.c (x86_decompose_lea): Kill.
3823 (ix86_rtx_costs): Kill.
3825 2006-01-11 Jan Hubicka <jh@suse.cz>
3827 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3828 * cgraph.h (cgraph_node): Add inline_decl.
3829 (cgraph_insert_node_to_hashtable): Declare.
3830 (save_inline_function_body): Declare.
3831 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3833 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3834 (cgraph_function_versioning): Update call of tree_function_versioning.
3835 (save_inline_function_body): New function.
3836 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3837 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3838 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3839 (cgraph_default_inline_p): Likewise.
3840 (cgraph_decide_inlining_incrementally): Likewise.
3841 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3842 (copy_bb): Kill saving; do updating of clones.
3843 (copy_cfg_body): Kill saving.
3844 (initialize_inlined-parameters): Likewise.
3845 (expand_call_inline): Likewise.
3847 (tree_function_versioning): New parameter "update_clones".
3848 (inlining_p): Kill saving.
3849 * tree-inline.h (tree_function_versioning): Update prototype.
3850 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3853 2006-01-11 Ian Lance Taylor <ian@airs.com>
3855 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3856 Allow undoing set of machine mode.
3857 (do_SUBST): Use enums instead of is_int.
3858 (do_SUBST_MODE): New function.
3859 (SUBST_MODE): New macro.
3860 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3861 reg and trying to replace reg_regno_rtx with a new register.
3862 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3863 (simplify_set): Use SUBST_MODE.
3864 (distribute_notes): Remove code that tried to update reg notes
3865 for regno_reg_rtx changes.
3867 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3869 PR tree-optimization/23109
3870 PR tree-optimization/23948
3871 PR tree-optimization/24123
3873 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3874 * tree-cfg.c (single_noncomplex_succ): New.
3875 * tree-flow.h (single_noncomplex_succ): Declare it.
3876 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3877 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3878 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3879 insert_bb, register_division_in, insert_reciprocals,
3880 replace_reciprocal, free_bb): New.
3881 (execute_cse_reciprocals_1): Rewritten.
3882 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3883 Do not commit any edge insertion. Always compute dominators and
3884 create the allocation pool.
3885 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3886 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3887 * targhooks.c (default_min_divistions_for_recip_mul): New.
3888 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3889 * passes.c (init_optimization_passes): Run recip after tree loop
3891 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3893 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3894 Kenneth Zadeck <zadeck@naturalbridge.com>
3896 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3897 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3898 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3899 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3900 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3901 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3902 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3903 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3904 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3905 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3906 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3907 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3908 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3909 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3910 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3911 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3912 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3913 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3914 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3915 DF_SCAN_POST_ALLOC): New macros.
3916 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3917 df_free_bb_function, df_local_compute_function, df_init_function,
3918 df_dataflow_function, df_confluence_function_0,
3919 df_confluence_function_n, df_transfer_function,
3920 df_finalizer_function, df_free_function, df_dump_problem_function,
3921 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3922 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3923 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3924 df_urec_bb_info, ) New types.
3925 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3927 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3928 df_analyze_simple_change_some_blocks,
3929 df_analyze_simple_change_one_block, df_compact_blocks,
3930 df_bb_replace, df_bb_regno_last_use_find,
3931 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3932 df_insn_regno_def_p, df_find_def, df_find_use,
3933 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3934 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3935 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3936 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3937 debug_df_chain, df_get_dependent_problem, df_chain_create,
3938 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3939 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3940 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3941 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3942 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3943 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3944 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3945 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3946 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3947 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3948 df_reorganize_refs, df_set_state, df_hard_reg_init,
3949 df_read_modify_subreg_p) New public functions.
3950 * df-core.c: The core dataflow solver and glue routines for rtl
3952 (df_init, df_add_problem, df_set_blocks, df_finish,
3953 df_hybrid_search_forward, df_hybrid_search_backward,
3954 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
3955 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
3956 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
3957 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
3958 df_reg_defined, df_find_use, df_reg_used, df_dump,
3959 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
3960 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
3961 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
3962 debug_df_useno, reset_df_after_reload): New functions.
3963 * df-scan.c: The scanning fuctions, once in df.c, completely
3964 rewritten so that they now fully model the functionality of
3965 register usage at the backend.
3966 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
3967 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
3968 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
3969 df_grow_insn_info, df_rescan_blocks, df_ref_create,
3970 df_get_artificial_defs, df_get_artificial_uses,
3971 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
3972 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
3973 df_refs_delete, df_reorganize_refs, df_set_state,
3974 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
3975 df_def_record_1, df_defs_record, df_uses_record,
3976 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
3977 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
3978 df_record_exit_block_uses, df_hard_reg_init): New functions.
3980 * df-problems.c: Seven concrete dataflow problems that use the
3981 scanning in df-scan.c and are solved by the engine in df-core.c.
3982 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
3983 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
3984 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
3985 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
3986 df_ru_free_bb_info, df_ru_alloc,
3987 df_ru_bb_local_compute_process_def,
3988 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3989 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3990 df_ru_transfer_function, df_ru_free, df_ru_dump,
3991 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
3992 df_rd_free_bb_info, df_rd_alloc,
3993 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
3994 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
3995 df_rd_transfer_function, df_rd_free, df_rd_dump,
3996 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
3997 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
3998 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
3999 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
4000 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
4001 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
4002 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
4003 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
4004 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
4005 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
4006 df_urec_mark_reg_change, df_urec_check_earlyclobber,
4007 df_urec_mark_reg_use_for_earlyclobber,
4008 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4009 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4010 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4011 df_urec_dump, df_urec_add_problem, df_chain_alloc,
4012 df_chain_create_bb_process_use, df_chain_create_bb,
4013 df_chain_finalize, df_chain_free, df_chains_dump,
4014 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
4015 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
4016 df_reg_lifetime): New functions.
4017 * df.c: Deleted file.
4018 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
4019 consistent with new df api.
4020 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
4021 rest_of_handle_sms): Ditto.
4022 * web.c (unionfind_union, union_defs, entry_register, web_main):
4024 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
4025 invariant_expr_equal_p, find_defs, check_dependencies,
4026 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
4027 free_inv_motion_data, move_loop_invariants): Ditto.
4028 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
4029 Update dependencies.
4030 (odf.c): Added defective entry that was deleted later in day.
4031 * sched-deps.c (sched_analyze_1): Ditto.
4033 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4035 * tree-ssa-operands.c (get_expr_operands): Record addressable
4036 variables directly. Do not call add_stmt_operands for CONST_DECLs
4038 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
4039 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
4041 2006-01-11 Ben Elliston <bje@au.ibm.com>
4043 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
4044 function returns true in the positive case.
4046 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4049 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
4050 for SI, DI, SF and DF modes. Add alternatives to copy between
4051 general and floating point registers to the 32-bit patterns.
4052 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
4053 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
4054 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
4055 generating 64-bit code.
4056 * config/pa/pa.c (output_move_double): Handle copies between general
4057 and floating registers.
4059 2006-01-10 Stuart Hastings <stuart@apple.com>
4061 * config/i386/i386.md (set_got): Update.
4062 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
4063 (builtin_setjmp_receiver): Mach-O support.
4064 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
4065 (GOT_SYMBOL_NAME): Define.
4066 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4067 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
4068 * config/i386/i386.c (override_options): Revise for Darwin.
4069 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
4070 support. (darwin_x86_file_end): New. (output_set_got): Add label
4071 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
4072 * config/i386/i386-protos.h (output_set_got): Likewise.
4073 * config/darwin.c (machopic_legitimize_pic_address): Update
4076 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
4078 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
4079 when MODE isn't BLKmode.
4081 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4083 PR rtl-optimization/25367
4084 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
4086 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
4089 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
4090 for a negative bound.
4092 2006-01-10 Richard Guenther <rguenther@suse.de>
4094 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4095 Never override with anything constraint.
4097 2006-01-10 Jan Beulich <jbeulich@novell.com>
4099 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
4100 256 bits when optimize_size.
4102 2006-01-10 Jan Beulich <jbeulich@novell.com>
4104 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
4106 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
4107 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
4110 2006-01-10 Ben Elliston <bje@au.ibm.com>
4112 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
4114 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
4115 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4116 (USE_FP_FOR_ARG): Reject decimal float modes.
4117 (function_arg_advance): Likewise.
4118 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
4119 (rs6000_handle_altivec_attribute): Do not permit decimal floating
4120 point types in AltiVec vectors.
4121 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
4122 (rs6000_libcall_value): Likewise.
4124 2006-01-09 Bob Wilson <bob.wilson@acm.org>
4126 * config/xtensa/ieee754-df.S: New file.
4127 * config/xtensa/ieee754-sf.S: New file.
4128 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
4129 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
4130 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
4132 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
4134 * config/sh/predicates.md (binary_float_operator,
4135 binary_logical_operator, commutative_float_operator,
4136 equality_comparison_operator, greater_comparison_operator,
4137 less_comparison_operator, logical_operator,
4138 noncommutative_float_operator, shift_operator,
4139 symbol_ref_operand, unary_float_operator): Remove redundant
4142 2006-01-09 Jeff Law <law@redhat.com>
4144 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
4145 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
4146 now unused arguments. Callers updated.
4147 (eliminate_redundant_computations): Remove now unused arguments,
4149 (local_fold): Remove, no longer used.
4150 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
4152 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
4153 (simplify_cond): New function.
4154 (forward_propagate_into_cond): Call simplify_cond.
4156 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
4158 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
4159 (*vec_extractv2di_1_sse): New.
4161 2006-01-09 Ben Elliston <bje@au.ibm.com>
4163 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
4165 2006-01-08 Richard Guenther <rguenther@suse.de>
4167 * tree-ssa-structalias.c (get_constraint_for): Remove
4169 (get_constraint_for_component_ref): Likewise.
4170 (do_deref): Likewise.
4171 (get_constraint_for): Likewise.
4172 (do_structure_copy): Likewise.
4173 (handle_ptr_arith): Likewise.
4174 (find_func_aliases): Likewise. Remove unused need_anyoffset
4177 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
4178 Kaz Kojima <kkojima@gcc.gnu.org>
4180 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
4181 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
4182 (EXTRA_CONSTRAINT_C16): Remove.
4183 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
4184 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
4185 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
4186 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
4187 constants of SHmedia. Handle nested constant expressions of
4189 (andcosts): Fix the costs for SHmedia constants.
4190 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
4191 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
4192 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
4193 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
4194 (movv4hi_i, movv2si_i): Likewise.
4195 (movsi_const): Adjust the second operand of ior so to match with
4197 (movdi_const, movdi_const_32bit): Likewise.
4198 (movdi_const_16bit+1): Don't sign-extend LOW.
4199 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
4201 (*double_shori): Fix the split condition. Use GEN_INT instead
4202 of get_int_mode calls. Mask lower 16-bit of the argument of
4204 (sym2GOTPLT): Remove.
4205 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
4207 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
4208 instead of EXTRA_CONSTRAINT_C16.
4210 2006-01-07 Ian Lance Taylor <ian@airs.com>
4211 David Edelsohn <edelsohn@gnu.org>
4213 PR rtl-optimization/25662
4214 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
4215 for constant operands instead of simplify_gen_binary.
4216 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
4217 after trying simplify_binary_operation
4219 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
4221 * tree.c (iterative_hash_expr): Hash decls based on UID.
4223 2006-01-06 Eric Christopher <echristo@apple.com>
4225 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
4226 (TARGET_UNWIND_EMIT): Fix spelling.
4227 * target.h (gcc_target): Add except_table_label.
4228 * except.c (output_function_exception_table): Use.
4229 * varasm.c (default_emit_except_table_label): New.
4230 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
4232 (asm_out): Add here.
4233 * output.h (default_emit_except_table_label): Prototype.
4234 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
4235 * config/darwin.c (darwin_emit_except_table_label): Define.
4236 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
4238 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
4240 PR tree-optimization/18527
4241 * tree-ssa-loop-niter.c (number_of_iterations_cond,
4242 number_of_iterations_special, number_of_iterations_exit):
4243 Move base and step of an iv to a single structure. Add
4244 no_overflow flag, and use it in # of iterations analysis.
4245 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
4246 folded_casts argument.
4247 (simple_iv): Pass base and step in a structure. Set no_overflow
4249 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
4250 Evaluate expensiveness of computing # of iterations instead of
4251 the final expression.
4252 * tree-scalar-evolution.h (affine_iv): New structure.
4253 (simple_iv): Declaration changed.
4254 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
4255 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
4256 find_givs_in_stmt): Changed due to simple_iv change.
4258 2006-01-06 Jeff Law <law@redhat.com>
4261 * tree-cfg.c (bsi_replace): Rename final argument from
4262 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
4263 change (stmt -> orig_stmt).
4264 * tree-eh.c (verify_eh_throw_stmt_node): New function.
4265 (bsi_remove): Add new argument. Remove EH information
4267 (verify_eh_throw_table_statements): New function.
4268 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
4270 * tree-optimize.c (execute_free_cfg_annotations): Verify
4271 the EH throw statement table after removing annotations.
4272 * except.h (verify_eh_throw_table_statements): Prototype.
4273 * tree-flow.h (bsi_remove): Update prototype.
4274 * tree-vrp.c (remove_range_assertions): Add new argument to
4276 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
4277 * tree-complex.c (expand_complex_div_wide): Likewise.
4278 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
4279 * tree-tailcall.c (eliminate_tailcall): Likewise.
4280 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4281 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4282 * tree-nrv.c (tree_nrv): Likewise.
4283 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
4284 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
4285 (combine_blocks): Likewise.
4286 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
4287 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
4288 (cleanup_control_flow): Likewise.
4289 (remove_forwarder_block): Likewise.
4290 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4291 * tree-sra.c (sra_replace): Likewise.
4292 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
4293 (forward_propagate_single_use_vars): Likewise.
4294 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4295 * tree-inline.c (expand_call_inline): Likewise.
4296 * tree-vect-transform.c (vect_transform_loop): Likewise.
4297 * tree-outof-ssa.c (rewrite_trees): Likewise.
4298 * tree-cfg.c (make_goto_expr_edges): Likewise.
4299 (cleanup_dead_labels): Likewise.
4300 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
4301 (bsi_move_before, bsi_move_after): Likewise.
4302 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
4303 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
4305 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
4308 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
4310 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
4311 on non gimple variables. Also add checks at the top for decls and
4313 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
4315 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
4316 and IMAGPART_EXPR for creating MUST_DEFs.
4317 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
4318 and NAME_MEMORY_TAG separately from the DECLs.
4320 2006-01-06 Richard Guenther <rguenther@suse.de>
4322 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
4323 annotation, if necessary.
4324 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4325 redundant calls to update_stmt.
4326 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
4329 2006-01-05 Richard Henderson <rth@redhat.com>
4331 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
4333 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4335 * c-typeck.c: Update copyright date.
4337 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4339 * c-typeck.c (build_c_cast): Always warn when casting
4340 from a pointer to an integer of different size, even if
4341 the node was constant.
4343 2006-01-05 Richard Guenther <rguenther@suse.de>
4345 PR tree-optimization/22555
4346 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
4347 if one structure field is an array.
4348 * tree-ssa-operands.c (get_expr_operands): Continue scanning
4349 operands even if we found a subvar, but ignore VOPs in this
4351 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
4353 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
4355 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
4358 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
4360 2006-01-05 Richard Guenther <rguenther@suse.de>
4361 Diego Novillo <dnovillo@redhat.com>
4363 * tree-pass.h (TODO_remove_unused_locals): Define.
4364 * gimple-low.c (expand_var_p, remove_useless_vars,
4365 pass_remove_useless_vars): Remove. Update all users.
4366 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
4367 (remove_unused_locals): New function.
4368 * tree-flow.h (remove_unused_locals): Declare.
4369 * passes.c (execute_todo): Call remove_unused_locals if
4370 TODO_remove_unused_locals is set.
4371 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
4372 * tree-ssa-dce.c (pass_dce): Likewise.
4373 * tree-outof-ssa.c (pass_del_ssa): Likewise.
4375 2006-01-05 Richard Guenther <rguenther@suse.de>
4377 * tree-flow.h (struct fieldoff): Decompose field to
4378 type, size and decl.
4379 * tree-ssa-alias.c (create_sft): Take type as parameter.
4380 (create_overlap_variables_for): Store type, size and decl
4381 in the fieldoff structure.
4382 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
4384 (push_fields_onto_fieldstack): Likewise.
4385 (create_variable_info_for): Likewise. Use offset for the
4386 SFT name if the decl is not available.
4388 2006-01-04 Paul Brook <paul@codesourcery.com>
4390 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
4392 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
4394 * lambda-code.c (can_put_in_inner_loop): Relax
4396 (can_put_after_inner_loop): New function.
4397 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
4398 (perfect_nestify): Change to make copies and modify uses.
4400 2006-01-04 Richard Henderson <rth@redhat.com>
4402 Merge from gomp branch:
4403 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
4404 via integer constant.
4405 (pragma_lex): Remove.
4406 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
4407 rather than parsing it.
4408 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
4409 handle_pragma_extern_prefix): Add %< %> quotes.
4410 (registered_pragmas): New.
4411 (c_register_pragma_1): New.
4412 (c_register_pragma): Use it.
4413 (c_register_pragma_with_expansion): Likewise.
4414 (c_invoke_pragma_handler): New.
4415 (init_pragma): Use cpp_register_deferred_pragma directly for
4417 * c-pragma.h (enum pragma_kind): New.
4418 (pragma_handler): New.
4419 (c_invoke_pragma_handler): Declare.
4420 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
4422 * c-common.h (c_common_pch_pragma): Update decl.
4423 * Makefile.in (c-parser.o): Update dependencies.
4424 (GTFILES): Add c-pragma.h.
4425 * c-parser.c (struct c_token): Add pragma_kind.
4426 (struct c_parser): Add in_pragma.
4427 (c_lex_one_token): Always initialize keyword and pragma_kind.
4428 Extract data for CPP_PRAGMA.
4429 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
4430 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
4431 Don't allow CPP_PRAGMA_EOL if in_pragma.
4432 (c_parser_consume_pragma): New.
4433 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
4434 (c_parser_skip_to_end_of_parameter): Likewise.
4435 (c_parser_skip_to_end_of_block_or_statement): Likewise.
4436 (c_parser_skip_to_pragma_eol): New.
4437 (c_parser_external_declaration): Handle CPP_PRAGMA.
4438 (c_parser_compound_statement_nostart): Likewise.
4439 (c_parser_statement_after_labels): Likewise.
4440 (c_parser_pragma): New.
4441 (pragma_lex): Likewise.
4442 (c_parser_pragma_pch_preprocess): New.
4443 (c_parser_new): Merge into ...
4444 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
4446 2006-01-04 Jeff Law <law@redhat.com>
4449 * tree-cfg.c (bsi_replace): Remove the original statement
4450 from the EH throw statement table.
4452 2006-01-04 Jakub Jelinek <jakub@redhat.com>
4454 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
4455 make the prototype extern "C" and add throw ().
4458 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
4459 and pos non-negative and pos + len <= 32.
4460 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
4461 drop pos + len < HOST_BITS_PER_WIDE_INT test.
4462 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
4465 * c-common.c (handle_vector_size_attribute): Reject zero vector size
4466 as well as sizes not multiple of component size.
4469 * function.c (instantiate_expr): New function.
4470 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
4471 walk its DECL_VALUE_EXPR with instantiate_expr.
4473 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
4474 DW_OP_deref{,_size} if address isn't going to be added.
4476 2006-01-04 Ben Elliston <bje@au.ibm.com>
4478 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
4479 * config/fp-bit.c: Likewise.
4481 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
4483 * dominance.c: Add comment about why we use DFS numbering
4486 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4487 Richard Henderson <rth@redhat.com>
4489 Merge from gomp-branch:
4490 * varasm.c (assemble_variable): Handle thread-local COMMON data.
4491 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
4493 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
4495 PR rtl-optimization/25578
4496 * combine.c (combine_simplify_rtx, force_to_mode): Don't
4497 pass a parameter to simplify_shift_const if changing ASHIFTRT
4500 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
4502 * builtins.c (get_builtin_sync_mem): New function.
4503 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4504 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
4505 Call get_builtin_sync_mem to generate mem rtx.
4507 2006-01-03 Richard Guenther <rguenther@suse.de>
4510 * stmt.c (add_case_node): Make sure to clear overflow flags
4513 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4515 Merge from gomp-branch.
4516 * config/sparc/sync.md: New file.
4517 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
4518 UNSPECV_LDSTUB): New constants.
4519 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
4520 * config/sparc/predicates.md (memory_reg_operand): New predicate.
4521 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
4524 2006-01-03 Roger Sayle <roger@eyesopen.com>
4526 * combine.c (reg_subword_p): New predicate to test whether the
4527 destination of a set refers to a subword/piece of a register.
4528 (try_combine): Generalize the code to merge the setting of a
4529 pseudo to a constant followed by a set of a subword of that
4530 register to a constant.
4532 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
4534 * basic-block.h (control_flow_graph): Change the type of
4535 x_label_to_block_map to VEC(basic_block,gc) *.
4536 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
4537 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
4539 * tree-ssa-propagate.c (cfg_blocks): Change the type to
4540 VEC(basic_block,heap) *.
4541 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
4542 ssa_prop_fini): Adjust the uses of cfg_blocks.
4544 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
4546 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
4548 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
4549 hashing trees instead of a pointer hash.
4550 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
4551 compare for MEM_EXPR.
4553 PR rtl-optimization/25130
4554 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
4555 when comparing MEMs for GCSE
4557 2006-01-03 Ben Elliston <bje@au.ibm.com>
4559 * targhooks.h (default_decimal_float_supported_p): Declare.
4560 * targhooks.c (default_decimal_float_supported_p): Define.
4561 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
4562 `default_decimal_float_supported_p'.
4563 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
4565 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
4567 * combine.c (apply_distributive_law <SUBREG>): Check
4568 TRULY_NOOP_TRUNCATION.
4570 2006-01-02 Geoffrey Keating <geoffk@apple.com>
4572 * dwarf2out.c (have_switched_text_section): Delete.
4573 (have_multiple_function_sections): New.
4574 (have_location_lists): Make 'bool'.
4575 (add_AT_loc_list): Use 'true' not '1'.
4576 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
4577 (output_loc_list): Use have_multiple_function_sections.
4578 (output_ranges): Likewise.
4579 (dwarf2out_begin_function): Set have_multiple_function_sections if
4581 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
4582 Check function_section rather than DECL_SECTION_NAME.
4583 (dwarf2out_finish): Use have_multiple_function_sections.
4584 Don't clear have_location_lists.
4586 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
4587 Jan Hubicka <jh@suse.cz>
4589 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
4590 case of conditional jump jumping to the next instruction.
4591 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
4592 cases of conditional jump jumping to the next instruction.
4594 2006-01-02 Jan Hubicka <jh@suse.cz>
4596 * i386.c (*_cost): Add COSTS_N_INSNS.
4597 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
4599 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
4602 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
4604 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4606 * config/arm/arm.c (all_fpus): Fix comment typo.
4607 * config/darwin.c: Likewise.
4608 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
4609 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
4610 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
4612 2006-01-01 David Edelsohn <edelsohn@gnu.org>
4614 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
4615 (rs6000_split_compare_and_swapqhi): New.
4616 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
4617 (sync_compare_and_swapqhi_internal): New.
4618 * config/rs6000/rs6000-protos.h: Declare.