1 2006-02-13 Jeff Law <law@redhat.com>
3 * tree-vrp.c (extract_range_from_binary_expr): Remove handling of
6 2006-02-13 Jakub Jelinek <jakub@redhat.com>
9 * gimplify.c (gimplify_call_expr): Don't call get_callee_fndecl
10 twice if decl is a builtin. When trying again, call get_callee_fndecl
11 first to verify it is still a builtin.
13 2006-02-13 Geoffrey Keating <geoffk@apple.com>
15 * dwarf2out.c (base_type_die): Don't add AT_name here.
16 (subrange_type_die): Don't add AT_name here.
17 (modified_type_die): Rearrange code flow. Do add AT_name here.
19 2006-02-13 Zdenek Dvorak <dvorakz@suse.cz>
21 PR rtl-optimization/26247
22 PR rtl-optimization/26248
23 * loop-invariant.c (may_assign_reg_p): Do not allow VOIDmode.
25 2006-02-13 Richard Sandiford <richard@codesourcery.com>
27 * config/floatunditf.c: Use if __LDBL_MANT_DIG__ == 113.
28 * config/fixtfdi.c: Likewise.
29 * config/fixunstfdi.c: Likewise.
30 * config/floatditf.c: Likewise.
32 2006-02-13 Roger Sayle <roger@eyesopen.com>
35 * fold-const.c (fold_binary) <BIT_IOR_EXPR>: Transform (X&C1)|C2
36 into (X,C2) if C1 is a subset of the bits of C2. Transform
37 (X&C1)|C2 into X|C2 if C1|C2 == ~0. Canonicalize (X&C1)|C2 as
39 <BIT_AND_EXPR>: Canonicalize (X|C1)&C2 as (X&C2)|(C1&C2).
41 2006-02-13 Josh Conner <jconner@apple.com>
44 * varasm.c (function_section): Check for section name before
45 calling select_section on targets that define
46 USE_SELECT_SECTION_FOR_FUNCTIONS. On other targets, use
47 unlikely_text_section instead of hot_function_section if
48 first_function_block_is_cold.
50 2006-02-13 J"orn Rennecke <joern.rennecke@st.com>
53 * reload1.c (gen_reload): Also use find_replacement in UNARY_P case.
55 2006-02-12 Zdenek Dvorak <dvorakz@suse.cz>
57 PR rtl-optimization/26222
58 * function.c (assign_stack_temp_for_type): Do not reuse stack slots
59 after tree->rtl expansion.
60 * loop-invariant.c (move_invariant_reg): Use force_operand on rhs
61 before passing it to emit_move_insn.
63 2006-02-12 Gabriel Dos Reis <gdr@integrable-solutions.net>
65 * doc/invoke.texi (-Write-strings): Document that it is enabled by
67 * c.opt (-Wwrite-strings): Declare variable warn_write_strings.
68 Clarify documentation.
69 * c-common.h (warn_write_strings): Remove.
70 * c-common.c (warn_write_strings): Likewise.
71 * c-opts.c (c_common_init_options): Enable -Wwrite-strings by
74 2006-02-12 Roger Sayle <roger@eyesopen.com>
77 * dojump.c (do_jump): Call do_compare_rtx_and_jump.
78 (do_jump_parts_zero_rtx): New function renamed from
79 do_jump_parts_equality_rtx. Made static. Add a mode argument.
80 (do_jump_parts_equality_rtx): New function split out from
81 do_jump_parts_equality. Old implementation renamed as above.
82 Call do_jump_parts_zero_rtx if either operand is zero.
83 (do_jump_parts_equality): Call do_jump_parts_equality_rtx to
84 do all of the heavy lifting.
85 (do_compare_rtx_and_jump): Handle multi-word comparisons by
86 calling either do_jump_by_parts_greater_rtx or
87 do_jump_by_parts_equality_rtx.
88 * expr.h (do_jump_by_parts_equality_rtx): Remove prototype.
89 * expmed.c (do_cmp_and_jump): Now multi-word optimization has
90 moved to do_compare_rtx_and_jump, call it directly.
91 * stmt.c (do_jump_if_equal): Remove static prototype. Add a
92 mode argument. Call do_compare_rtx_and_jump.
93 (emit_case_nodes): Update calls to do_jump_if_equal.
95 2006-02-12 Zdenek Dvorak <dvorakz@suse.cz>
97 PR rtl-optimization/26225
98 * loop-invariant.c (may_assign_reg_p): Do not allow BLKmode operands.
100 2006-02-12 Zdenek Dvorak <dvorakz@suse.cz>
102 PR rtl-optimization/26232
103 * loop-invariant.c (find_invariant_insn): Ignore insns that set CC0.
105 2006-02-11 Jason Merrill <jason@redhat.com>
108 * tree-inline.c (declare_return_variable): Just don't use the
109 modify target if it's a gimple complex reg and the return slot
112 2006-02-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
114 * doc/contrib.texi: Update my entry.
116 2006-02-10 Geoffrey Keating <geoffk@apple.com>
118 * config/i386/darwin.h (DBX_REGISTER_NUMBER): Define.
120 2006-02-10 Diego Novillo <dnovillo@redhat.com>
122 * tree-inline.c (estimate_num_insns_1): Make OpenMP directives
125 2006-02-10 Zdenek Dvorak <dvorakz@suse.cz>
127 * doc/invoke.texi (-floop-optimize2): Removed.
128 * toplev.c (process_options): Remove handling of flag_loop_optimize2.
129 * loop-init.c (gate_handle_loop2): Do not test flag_loop_optimize2.
130 Test flag_branch_on_count_reg only if HAVE_doloop_end.
131 * common.opt (floop-optimize2): Removed.
132 (fmove-loop-invariants): Enabled by default.
134 2006-02-10 Sebastian Pop <pop@cri.ensmp.fr>
136 * tree-if-conv.c (combine_blocks): Free the result of
139 2006-02-10 Jeff Law <law@redhat.com>
141 * fold-const.c (tree_expr_nonzero_p): Fix thinko.
143 PR tree-optimization/26213
144 * tree-ssa-threadedge.c (simplify_control_stmt_condition): Do not
145 loop trying to follow SSA_NAME_VALUE chains.
147 2006-02-10 Richard Guenther <rguenther@suse.de>
149 * tree-dfa.c (get_ref_base_and_extent): When computing maxsize
150 deal with structures that end in implicitly variable sized arrays.
152 2006-02-09 Zdenek Dvorak <dvorakz@suse.cz>
154 PR rtl-optimization/24762
155 * df-scan.c (df_bb_refs_record): Record correct registers defined on
158 2006-02-09 Zdenek Dvorak <dvorakz@suse.cz>
160 * tree-ssa-loop-ivopts.c (struct loop_data, loop_data): Removed.
161 (struct ivopts_data): Add regs_used field.
162 (tree_ssa_iv_optimize_init): Do not allocate aux fields for loops.
163 (ivopts_global_cost_for_size, determine_set_costs): Use data->regs_used
164 instead of loop_data->regs_used;
165 (free_loop_data): Do not free aux fields for loops.
166 (tree_ssa_iv_optimize): Do not pass loops to tree_ssa_iv_optimize_init
167 and tree_ssa_iv_optimize_finalize.
169 2006-02-09 Kaz Kojima <kkojima@gcc.gnu.org>
171 * config/sh/sh.h (FUNCTION_VALUE): Don't handle CHAR_TYPE.
173 2006-02-09 J"orn Rennecke <joern.rennecke@st.com>
176 * sh.c (sh_gimplify_va_arg_expr): Don't change the result type when
177 computing the effective result type.
179 2006-02-09 J"orn Rennecke <joern.rennecke@st.com>
182 * tree.h (decl_overlaps_hard_reg_set_p) Don't declare.
183 (tree_overlaps_hard_reg_set): Declare.
184 * stmt.c (decl_overlaps_hard_reg_set_p): Now static. Change return
185 type and signature to match function type expected by walk_tree.
186 (tree_overlaps_hard_reg_set): New function.
187 (decl_conflicts_with_clobbers_p): Rename to:
188 (tree_conflicts_with_clobbers_p). Take HARD_REG_SET * argument.
189 Use tree_overlaps_hard_reg_set. Changed caller.
190 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Replace
191 decl_overlaps_hard_reg_set_p with tree_overlaps_hard_reg_set.
192 * cris.c (cris_md_asm_clobbers): Likewise.
194 2006-02-09 Bernd Schmidt <bernd.schmidt@analog.com>
196 * reload1.c (emit_input_reload_insns): Delete code that tries to
197 inherit using find_equiv_reg.
199 2006-02-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
201 * c-common.h (flag_const_strings): Don't declare.
202 * c-common.c (flag_const_strings): Remove.
203 * c.opt (fconst_strings): Remove.
204 * c-opts.c (c_common_handle_option): Remove <OPT_fconst_strings>.
205 <OPT_Wwrite_strings>: Don't set flag_const_strings.
206 (c_common_init_options): Don't set flag_const_strings.
207 * doc/invoke.texi (-fno-const-strings): Remove documentation.
209 2006-02-09 Richard Earnshaw <richard.earnshaw@arm.com>
211 * arm.md (tlobits_cbranch): New pattern.
212 * arm.h (arm_select_cc_mode): For thumb, only return CC_Nmode if
213 testing a single bit.
215 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
218 * tree-ssa-pre.c (create_component_ref_by_pieces):
219 Handle RETURN_DECL like VAR_DECL.
221 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
224 * fold-const.c (fold_indirect_ref_1): Fold
225 "*(foo *)&complexfoo" to "__real__ complexfoo"
226 and "((foo*)&complexfoo)[1]" to "__imag__ complexfoo".
228 2006-02-09 Andrew Pinski <pinskia@physics.uc.edu>
230 * tree-flow-inline.h (var_can_have_subvars):
231 Volatile variables should not have subvariables.
233 2006-02-09 Diego Novillo <dnovillo@redhat.com>
236 * tree-vrp.c (vrp_int_const_binop): Detect overflow when
237 multiplying unsigned values.
240 2006-02-09 Eric Botcazou <ebotcazou@libertysurf.fr>
242 * config/sparc/sparc.c (tls_call_delay): Fix oversight.
244 2006-02-08 Jason Merrill <jason@redhat.com>
247 * tree.def: Elaborate on difference from MODIFY_EXPR.
248 * doc/c-tree.texi (INIT_EXPR): Likewise.
249 * gimplify.c (internal_get_tmp_var): Use INIT_EXPR.
250 (gimplify_decl_expr, gimplify_init_ctor_eval): Likewise.
251 (gimplify_target_expr): Likewise.
252 (gimplify_cond_expr): Remove target handling.
253 (gimplify_modify_expr): Don't clobber INIT_EXPR code here.
254 (gimplify_expr): Clobber it here.
255 (gimplify_modify_expr_rhs): Push assignment into COND_EXPR here.
256 Do return slot optimization if we have an INIT_EXPR.
259 * tree-inline.c (declare_return_variable): Also clear
260 DECL_COMPLEX_GIMPLE_REG_P as needed in the modify_dest case.
263 * gimplify.c (gimplify_modify_expr_rhs): Re-enable *& handling.
266 * gimplify.c (gimplify_one_sizepos): Fix typo.
268 2006-02-08 Jeff Law <law@redhat.com>
270 PR tree-optimization/21417
271 * tree-ssa-threadedge.c (thread_across_edge): Reject threading
272 across a backedge if the control statement at the end of the
273 block is data dependent on other statements in the same block.
274 (record_temporary_equivalences_from_stmts): Remove over-conservative
275 test for threading across backedges.
277 * tree-ssa-dce.c (remove_dead_statement): When removing a dead
278 control statement, handle all three special cases in the same
279 manner as they all have the same desired solution. No longer
280 special case edge flag updating when the post dominator is
283 2006-02-08 Roger Sayle <roger@eyesopen.com>
285 * tree.def (CHAR_TYPE): Remove.
286 * dbxout.c (dbxout_type): Delete dead handling of CHAR_TYPE.
287 * dwarf2out.c (base_type_die, is_base_type): Likewise.
288 (gen_type_die) <ARRAY_TYPE>: Remove handling of CHAR_TYPE arrays.
289 (gen_string_type_die): Delete unreachable function.
291 * tree-pretty-print.c (dump_generic_node): Don't handle CHAR_TYPE.
292 * tree.c (build_int_cst_wide, type_contains_placeholder_1,
293 type_hash_eq, variably_modified_type_p, walk_type_fields): Likewise.
294 * tree.h (NUMERICAL_TYPE_CHECK, INTEGRAL_TYPE_P): Likewise.
295 * builtins.c (type_to_class): Likewise.
296 * fold-const.c (fold_convert, build_range_check,
297 merge_ranges): Likewise.
298 * expr.c (count_type_elements): Likewise.
299 * c-pretty-print.c (pp_c_type_specifier): Likewise.
300 * stor-layout.c (layout_type): Likewise.
301 * ipa-type-escape.c (type_to_consider): Likewise.
302 * gimplify.c (omp_firstprivatize_type_sizes,
303 gimplify_type_sizes): Likewise.
304 * explow.c (promote_mode): Likewise.
305 * tree-sra.c (is_sra_scalar_type): Likewise.
306 * varasm.c (output_constant): Likewise.
307 * tree-inline.c (remap_type_1): Likewise.
308 * convert.c (convert_to_pointer, convert_to_real,
309 convert_to_integer, convert_to_complex): Likewise.
311 2006-02-08 Daniel Berlin <dberlin@dberlin.org>
313 * df-scan.c (df_def_record_1): A set destination may
314 be a parallel regardless of mode.
316 2006-02-08 Roger Sayle <roger@eyesopen.com>
319 * config/mips/mips.h (MIN_UNITS_PER_WORD): Don't define for libgcc.
320 * config/mips/_tilib.c: Remove.
321 * config/fixtfdi.c: New libgcc source file.
322 * config/fixunstfdi.c: New source file.
323 * config/floatditf.c: New source file.
324 * config/floatunditf.c: New souce file.
325 * config/mips/t-iris6 (LIB2FUNCS_EXTRA): Include the new source
326 files above instead of config/mips/_tilib.c.
327 * config/mips/t-linux64 (LIB2FUNCS_EXTRA): Likewise.
329 2006-02-08 Jeff Law <law@redhat.com>
331 PR tree-optimization/26169
332 * tree-vrp.c (execute_vrp): Perform any queued SSA updates before
335 2006-02-08 Zdenek Dvorak <dvorakz@suse.cz>
337 * df.h (DF_REG_SIZE): Return the length of the initialized
340 2006-02-08 Nathan Sidwell <nathan@codesourcery.com>
342 * gcc/config/m68k/lb1sf68.asm (__divsf3, __divdf3, __mulsf3,
343 __muldf3): Return a correctly signed zero.
345 2006-02-08 Paolo Bonzini <bonzini@gnu.org>
347 * passes.c (register_one_dump_file): Accept the current properties
348 instead of pass number. Adjust call to dump_register. Remove
350 (register_dump_files): Now a wrapper around...
351 (register_dump_files_1): ... this one. Do not modify the pass
353 (next_pass_1): Cosmetic fix.
354 (execute_todo): Keep second parameter only. Use curr_properties
355 instead of fetching it from the pass structure. Check and set
357 (execute_one_pass): Handle TODO_set_props. Use curr_properties
358 instead of fetching it from the pass structure. Fix calls to
359 execute_todo. Update curr_properties and initialize .vcg RTL dump
360 after running the pass. Reset last_verified.
361 * tree-dump.c (dump_files): Renumber consecutively. Put .cgraph dump
363 (FIRST_AUTO_NUMBERED_DUMP): New.
364 (dump_register): Remove "num" parameter, assign it within the
366 (get_dump_file_name): Modify template for dumps.
367 * tree-dump.h (dump_register): Adjust prototype.
368 * tree-pass.h (enum tree_dump_index): Move cgraph at the beginning.
369 (PROP_trees): Add PROP_gimple_lomp.
370 (TODO_set_props): New.
371 * gimple-low.c (pass_lower_cf): Do not destroy PROP_gimple_lcf.
372 * tree-eh.c (pass_lower_eh): Do not destroy PROP_gimple_leh.
373 * cfgexpand.c (pass_expand): Destroy PROP_trees.
375 2006-02-08 Jakub Jelinek <jakub@redhat.com>
377 * config.gcc (sparc-*-linux*): Add sparc/t-linux to tmake_file.
378 (sparc64-*-linux*): Likewise.
379 * config/sparc/t-linux64 (SHLIB_MAPFILES): Removed.
380 * config/sparc/t-linux: New file.
381 * config/sparc/libgcc-sparc-glibc.ver (__fixtfdi, __fixunstfdi,
382 __floatditf): Export at GCC_LDBL_3.0 if -m32 -mlong-double-128.
383 (__divtc3, __multc3, __powitf2): Export at GCC_LDBL_4.0.0 if
384 -m32 -mlong-double-128.
386 * config.gcc (alpha*-*-linux*): Add alpha/t-linux to tmake_file.
387 * config/alpha/t-linux: New file.
388 * config/alpha/libgcc-alpha-ldbl.ver: New file.
390 * config/sparc/linux.h (TARGET_OS_CPP_BUILTINS): Define
391 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128.
392 (CPP_SUBTARGET_SPEC): Don't add -D__LONG_DOUBLE_128__ here.
393 * config/sparc/linux64.h (TARGET_OS_CPP_BUILTINS): Define
394 __LONG_DOUBLE_128__ if TARGET_LONG_DOUBLE_128 and TARGET_ARCH32.
395 (CPP_ARCH32_SPEC): Remove.
397 2006-02-07 Uttam Pawar <uttamp@us.ibm.com>
399 PR tree-optimization/26145
400 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Free
403 2006-02-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
406 * pa.c (attr_length_indirect_call): Don't return length 8 for distances
407 >= 240000 when generating code for SOM runtime.
408 (output_indirect_call): Don't use "b,l" instruction for indirect calls
409 to $$dyncall when generating code for SOM runtime..
411 2006-02-07 Dirk Mueller <dmueller@suse.com>
414 * doc/invoke.texi (-Wsequence-point): Update documentation
415 that -Wsequence-point is implemented for C++ as well.
417 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
419 * config/sol26.h (CPP_SUBTARGET_SPEC): Accept -pthread.
420 * config/sol2.h (CPP_SUBTARGET_SPEC): Likewise.
421 (LIB_SPEC): Likewise.
422 * doc/invoke.texi (SPARC options): Document -pthread.
424 2006-02-07 Geoffrey Keating <geoffk@apple.com>
426 * config/i386/i386.c (ix86_delegitimize_address): Support Darwin
429 2006-02-07 Roger Sayle <roger@eyesopen.com>
431 * config/sparc/sparc.c (sparc_type_code): Don't handle CHAR_TYPE.
432 Correct comment describing BOOLEAN_TYPE.
434 2006-02-07 Dirk Mueller <dmueller@suse.com>
436 * c.opt: C++ frontend supports -Wdiv-by-zero.
437 * c-opts.c (c_common_handle_option): Remove dead case.
439 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
441 * configure.ac (TLS assembler check): Do not enable TLS by
442 default on SPARC/Solaris before version 10.
443 * configure: Regenerate.
445 2006-02-07 David Edelsohn <edelsohn@gnu.org>
447 * doc/invoke.texi (xl-compat): Document conversion and support
450 2006-02-07 Jeff Law <law@redhat.com>
452 * tree-vrp.c (find_conditional_asserts): Update comments.
453 (simplify_stmt_for_jump_threading): New.
454 (identify_jump_threads, finalize_jump_threads): New.
455 (vrp_finalize): Call identify_jump_threads.
456 (execute_vrp): Call finalize_jump_threads.
457 * tree-ssa-dom.c (struct opt_stats_d): Remove num_iterations field.
458 (vrp_element, vrp_data, vrp_element_p): Remove.
459 (vrp_hash_elt, vrp_variables_stack): Remove.
460 (vrp_hash, vrp_eq, record_range): Remove.
461 (simplify_cond_and_lookup_avail_expr): Remove.
462 (extract_range_from_cond): Remove.
463 (thread_across_edge): Relocated into tree-ssa-threadedge.c.
464 (simplify_stmt_for_jump_threading): New.
465 (dom_thread_across_edge): New wrapper.
466 (tree_ssa_dominator_optimize): No longer initialize or
467 finalize any of the VRP datastructures. Remove iteration
468 step and simplify as a result of removal of iteration step.
469 (pass_dominator): Perform a cfg cleanup after DOM.
470 (dom_opt_finalize_block): Use the new common routines
471 for threading jumps. Simplify stack management slightly.
472 No longer need to unwind VRP state.
473 (record_equivalences_from_incoming_edge): No longer record
475 (eliminate_redundant_computations): No longer call
476 simplify_cond_and_lookup_avail_expr.
477 * tree-flow.h (potentially_threadable_block): Prototype.
478 (thread_across_edge): Likewise.
479 * Makefile.in (OBJS-common): Add tree-ssa-threadedge.o
480 (tree-ssa-threadedge.o): Add dependencies.
481 * tree-ssa-threadedge.c: New file.
482 * passes.c (init_optimization_passes): Merge PHIs before
483 calling VRP. Run VRP again late in the SSA optimization pipeline.
485 2006-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
487 * df-core.c (df_set_blocks): Do not dereference function pointers.
488 (df_finish1): Likewise.
489 (df_hybrid_search_forward): Likewise.
490 (df_hybrid_search_backward): Likewise.
491 (df_iterative_dataflow): Likewise.
492 (df_analyze_problem): Likewise.
493 (df_compact_blocks): Likewise.
495 * df-scan.c (df_rescan_blocks): Likewise.
496 (df_record_entry_block_defs): Likewise.
498 * genconditions.c (write_conditions): Guard the definition of
499 'insn_conditions' with the check on GCC version.
500 (write_writer): Guard the traversal 'insn_conditions' with
501 the check on GCC version.
503 2006-02-07 Richard Guenther <rguenther@suse.de>
507 2006-01-30 Richard Guenther <rguenther@suse.de>
509 * gimplify.c (gimplify_target_expr): Handle easy cases
510 without creating a temporary.
512 2006-02-07 Pete Steinmetz <steinmtz@us.ibm.com>
514 * sched-rgn.c (compute_dom_prob_ps, compute_trg_info): Eradicate
515 use of float in probability computations. Use edge probabilities
516 in place of statically computed probabilities.
517 (min_spec_prob): New static variable.
518 (schedule_insns): Initialize it.
519 (GET_SRC_PROB): Removed.
520 * doc/invoke.texi (min-sched-prob): Renamed to min-spec-prob.
522 2006-02-07 Alexandre Oliva <aoliva@redhat.com>
525 * config/ia64/unwind-ia64.c: Revert last change.
526 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Removed.
527 (INCOMING_FRAME_SP_OFFSET): Define.
529 2006-02-06 Roger Sayle <roger@eyesopen.com>
531 * config/ia64/ia64.c (hfa_element_mode): Don't handle CHAR_TYPE.
533 2006-02-07 Ben Elliston <bje@au.ibm.com>
535 * config/i386/i386.c (ix86_scalar_mode_supported_p): New.
536 (TARGET_SCALAR_MODE_SUPPORTED_P): Define hook.
537 (classify_argument): Handle SDmode, DDmode, TDmode for 64-bit.
538 (ix86_return_in_memory): Handle TDmode.
539 (ix86_libcall_value): Handle SDmode, DDmode, TDmode.
540 (ix86_value_regno): Return non-TDmode decimal float modes in %eax.
542 2006-02-06 Richard Sandiford <richard@codesourcery.com>
544 * reorg.c (dbr_schedule): Use dump_file instead of file.
546 2006-02-06 Steve Ellcey <sje@cup.hp.com>
549 * config/ia64/predicates.md (extr_len_operand): New predicate.
550 * config/ia64/ia64.md (extv): Tighten constraints.
552 (*tbit_and_2): Ditto.
553 (*tbit_and_3): Ditto.
559 2006-02-06 Andrew Pinski <pinskia@physics.uc.edu>
562 * config/i386/i386.md (trap): Use ASM_SHORT instead of .word.
564 2006-02-06 Zdenek Dvorak <dvorakz@suse.cz>
566 * tree-vrp.c (execute_vrp): Do not pass dump argument to.
567 loop_optimizer_init and loop_optimizer_finalize
568 * tree-ssa-sink.c (execute_sink_code): Ditto.
569 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
570 * tree-ssa-loop.c (tree_loop_optimizer_init, tree_ssa_loop_init,
571 tree_ssa_loop_done): Ditto.
572 * tree-ssa-pre.c (init_pre, fini_pre): Ditto.
573 * sched-ebb.c: Include output.h.
574 (schedule_ebbs): Do not use dump argument.
575 * value-prof.h (struct profile_hooks): Remove profile_dump_file.
576 * loop.c (loop_dump_stream): Removed.
577 (loop_optimize, rest_of_handle_loop_optimize): Do not use dump
579 (scan_loop, move_movables, find_and_verify_loops, mark_loop_jump,
580 emit_prefetch_instructions, loop_bivs_find, loop_bivs_check,
581 final_biv_value, loop_biv_eliminable_p, loop_givs_rescan,
582 loop_iterations, strength_reduce, record_biv, record_giv,
583 final_giv_value, check_final_value, check_ext_dependent_givs,
584 combine_givs, check_dbra_loop, maybe_eliminate_biv, load_mems,
585 try_copy_prop, loop_delete_insns, try_swap_copy_prop): Use
586 dump_file instead of loop_dump_stream.
587 * ddg.c (print_ddg_edge, print_ddg, vcg_print_ddg): Do not call
589 * reorg.c (dbr_schedule, rest_of_handle_delay_slots): Do not use
591 * flow.c (life_analysis, rest_of_handle_life): Ditto.
592 * haifa-sched.c: Include output.h
593 (schedule_insns, sched_init): Do not use dump argument.
594 * mode-switching.c (optimize_mode_switching): Ditto.
595 * modulo-sched.c (stats_file): Removed.
596 (print_node_sched_params): Do not call argument dump_file.
597 (sms_schedule_by_order, loop_canon_p, sms_schedule,
598 rest_of_handle_sms): Do not use dump argument. Use dump_file instead
600 * cse.c (cse_main, rest_of_handle_cse, rest_of_handle_cse2): Do not
602 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize,
603 rtl_loop_init, rtl_loop_done): Ditto.
604 * global.c (global_alloc, rest_of_handle_global_alloc): Ditto.
605 * predict.c (combine_predictions_for_bb, tree_estimate_probability):
607 * recog.c (peephole2_optimize, rest_of_handle_peephole2): Ditto.
608 * lcm.c (pre_edge_lcm, pre_edge_rev_lcm): Ditto.
609 * regmove.c (fixup_match_1, fixup_match_2, regmove_optimize,
610 rest_of_handle_regmove, rest_of_handle_stack_adjustments): Ditto.
611 * emit-rtl.c (renumber_insns): Ditto.
612 * cfgexpand.c (add_reg_br_prob_note, expand_gimple_cond_expr,
613 expand_gimple_basic_block, tree_expand_cfg): Ditto.
614 * regclass.c (regclass): Ditto.
615 * tree-outof-ssa.c (analyze_edges_for_bb, perform_edge_inserts,
616 remove_ssa_form, rewrite_out_of_ssa): Ditto.
617 * reg-stack.c (compensate_edge, compensate_edges, convert_regs_1,
618 convert_regs_2, convert_regs, reg_to_stack, rest_of_handle_stack_regs):
620 * sched-rgn.c (schedule_insns, rest_of_handle_sched): Ditto.
621 * local-alloc.c (rest_of_handle_local_alloc): Do not pass dump_file
623 * gcse.c (gcse_file, debug_stderr): Removed.
624 (gcse_main, bypass_jumps, rest_of_handle_jump_bypass,
625 rest_of_handle_gcse): Do not use dump argument.
626 (cprop_jump, cprop_insn, do_local_cprop, cprop, find_implicit_sets,
627 one_cprop_pass, bypass_block, compute_pre_data, insert_insn_end_bb,
628 pre_edge_insert, pre_insert_copy_insn, pre_delete, one_pre_gcse_pass,
629 compute_code_hoist_vbeinout, compute_code_hoist_data,
630 one_code_hoisting_pass, trim_ld_motion_mems, update_ld_motion_stores,
631 compute_store_table, build_store_vectors, insert_insn_start_bb,
632 insert_store, remove_reachable_equiv_notes, replace_store_insn,
633 store_motion): Use dump_file instead of gcse_file.
634 * ipa-type-escape.c (type_escape_execute): Remove debugging comments.
635 * profile.c (profile_dump_file): Removed.
636 (branch_prob): Use dump_file instead of profile_dump_file.
637 * ipa.c (cgraph_remove_unreachable_nodes): Do not call argument
639 * tree-ssa-copy.c (dump_copy_of): Ditto.
640 * rtl-factoring.c (rtl_seqabstr, rest_of_rtl_seqabstr): Do not pass
641 dump file to life_analysis.
642 * bt-load.c (branch_target_load_optimize): Ditto.
643 * cfgcleanup.c (rest_of_handle_jump2): Do not pass dump_file to
645 * rtl.h (cse_main, renumber_insns, schedule_insns, schedule_ebbs,
646 regclass, dbr_schedule): Declaration changed.
647 * sched-int.h (sched_init): Declaration changed.
648 * tree-profile.c (tree_profile_dump_file): Removed.
649 (tree_profile_hooks): Removed profile_dump_file hook.
650 * rtl-profile (rtl_profile_dump_file): Removed.
651 (rtl_profile_hooks): emoved profile_dump_file hook.
652 * cfgloop.h (loop_optimizer_init, loop_optimizer_finalize): Declaration
654 * c-gimplify.c (c_genericize): Do not call local variable dump_file.
655 * tree-cfg.c (build_tree_cfg): Ditto.
656 * Makefile.in (haifa-sched.o, sched-ebb.o): Add output.h dependency.
657 * basic-block.h (life_analysis, pre_edge_lcm, pre_edge_rev_lcm):
659 * config/sh/sh.c (sh_output_mi_thunk): Do not pass dump_file to
660 life_analysis and schedule_insns.
661 * config/m68hc11/m68hc11.c (m68hc11_reorg): Do not pass dump_file to
663 * config/mt/mt.c (mt_machine_reorg): Do not pass dump_file to
665 * config/mips/mips.c (mips_reorg): Ditto.
666 * config/ia64/ia64.c (ia64_reorg): Do not pass dump_file to
669 2006-02-06 Aldy Hernandez <aldyh@redhat.com>
671 * config/s390/s390.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
672 (s390_mangle_fundamental_type): New.
673 * config/s390/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
676 * config/alpha/alpha.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
677 (alpha_mangle_fundamental_type): New.
678 * config/alpha/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
681 * config/sparc/linux.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
683 * config/sparc/linux64.h (TARGET_ALTERNATE_LONG_DOUBLE_MANGLING):
685 * config/sparc/sparc.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
686 (sparc_mangle_fundamental_type): New.
688 2006-02-06 Jakub Jelinek <jakub@redhat.com>
690 * config.gcc (s390-*-linux*): Add s390/t-linux to tmake_file.
691 (s390x-*-linux*): Likewise.
692 * config/s390/t-linux64 (SHLIB_MAPFILES): Removed.
693 * config/s390/t-linux: New file.
695 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
697 * config/i386/sync.md (sync_add<mode>, sync_sub<mode>, sync_ior<mode>,
698 sync_and<mode>, sync_xor<mode>): Operand 0 is in-out.
700 2006-02-06 Daniel Berlin <dberlin@dberlin.org>
702 * tree-ssa-pre.c (bb_value_sets_t): Add antic_safe_loads.
703 (ANTIC_SAFE_LOADS): New macro.
704 (find_or_generate_expression): Add prototype.
705 (set_contains_value): Allow null set for sake of not always having
706 to allocate ANTIC_SAFE_LOADS.
707 (phi_translate): Move placement of AGGREGATE_TYPE_P check.
708 Allow COMPONENT_REF too.
709 (valid_in_set): Allow COMPONENT_REF.
710 Check ANTIC_SAFE_LOADS too.
711 (compute_antic_aux): Print out ANTIC_SAFE_LOADS.
712 (compute_rvuse_and_antic_safe): Add ANTIC_SAFE computation, and
714 (can_PRE_operation): Add COMPONENT_REF.
715 (create_component_ref_by_pieces): New function.
716 (create_expression_by_pieces): Use create_component_ref_by_pieces.
717 (insert_aux): Move AGGREGATE_TYPE_P check here.
718 (compute_avail): Set bb local stmt uids.
719 (pass_pre): Use TODO_update_ssa_only_virtuals.
721 2006-02-06 Ben Elliston <bje@au.ibm.com>
723 * configure.ac: Unconditionally disable decimal float by default.
724 * configure: Regenerate.
726 2006-02-06 Ben Elliston <bje@au.ibm.com>
728 * read-rtl.c (read_name): Terminate reading on EOF.
730 2006-02-06 Ben Elliston <bje@au.ibm.com>
732 * dfp.c (decimal_real_arithmetic): Change second argument type
733 from int to enum tree_code. Do not always return true, but now
734 return result of any call to decimal_do helper functions.
735 * dfp.h (decimal_real_arithmetic): Update prototype.
737 2006-02-05 Eric Botcazou <ebotcazou@libertysurf.fr>
739 * config/sparc/sol2-bi.h (SPARC_DEFAULT_CMODEL): Set to CM_MEDMID.
741 2006-02-05 Andrew Pinski <pinskia@physics.uc.edu>
744 * tree-cfg.c (cleanup_dead_labels): Also don't remove
747 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
749 * tree-vrp.c (cfg_loops): Removed.
750 (adjust_range_with_scev, vrp_visit_assignment, execute_vrp):
751 Use current_loops instead of cfg_loops. Pass flags to
753 * cfgloopmanip.c (fix_loop_structure): Update only available
755 * tree-ssa-loop-ch.c (copy_loop_headers): Pass flags to
757 * modulo-sched.c (build_loops_structure): Removed.
758 (sms_schedule): Use loop_optimizer_init.
759 * loop-init.c (loop_optimizer_init): Use flags to determine
760 which properties of loops to prepare.
761 (rtl_loop_init): Pass flags to loop_optimizer_init.
762 * tree-ssa-sink.c (execute_sink_code): Ditto.
763 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
764 * tree-ssa-pre.c (init_pre): Ditto.
765 * cfgloop.h (LOOPS_NORMAL): New.
766 (loop_optimizer_init): Declaration changed.
768 2006-02-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
770 * pa/x-ada-hpux10, pa/t-pa-hpux10, pa/t-pa-hpux11: New files.
771 * config.gcc (hppa[12]*-*-hpux10*): Use pa/t-pa-hpux10 instead of
773 * config.gcc (hppa[12]*-*-hpux11*): Use pa/t-pa-hpux11 instead of
775 * config.host (hppa*-*-hpux10*): Use pa/x-ada-hpux10 instead of
777 * pa/t-pa-hpux: Add lib2funcs.asm and quadlib.c rules.
778 * pa/t-pa64: Delete quadlib.c rule.
779 * pa/x-ada: Revert last change.
780 * pa/t-pa: Revert last change. Delete quadlib.c rule.
782 2006-02-04 Zdenek Dvorak <dvorakz@suse.cz>
784 PR rtl-optimization/26087
785 * rtlanal.c (canonicalize_condition): Do not cross basic block
788 2006-02-04 Alexandre Oliva <aoliva@redhat.com>
791 * config/ia64/ia64.c: Include debug.h.
792 (MAX_ARTIFICIAL_LABEL_BYTES): New.
793 (ia64_label_after_insn, ia64_dwarf2out_def_steady_cfa): New.
794 (IA64_CHANGE_CFA_IN_EPILOGUE): Define to 0.
795 (process_epilogue, process_set, process_for_unwind_directive):
796 Output unwind info only if requested. Add CFA info if requested.
797 Add new arguments as needed. Adjust callers.
798 * config/ia64/ia64.h (ARG_POINTER_CFA_OFFSET): Override
800 (DWARF2_FRAME_INFO): Define to zero.
801 * config/ia64/unwind-ia64.c: Remove code that compensated for
802 the CFA offset error fixed above.
803 * config/ia64/t-ia64 (ia64.o): Depend on debug.h.
804 * dwarf2out.c (DWARF2_FRAME_INFO): Define default.
805 (dwarf2out_do_frame): Require nonzero DWARF2_UNWIND_INFO for
806 -funwind-tables and -fexceptions to enable frame info.
807 (dwarf2out_frame_init): Define initial CFA even if
808 DWARF2_UNWIND_INFO is disabled. Call initial_return_save if
809 DWARF2_UNWIND_INFO is nonzero, not just defined.
810 (dwarf2out_frame_finish): Output non-EH call frame info only
811 if DWARF2_FRAME_INFO is nonzero.
812 (convert_cfa_to_loc_list,
813 compute_frame_pointer_to_cfa_displacement): Define even if
814 unwind info is not supported.
815 (gen_subprogram_die): Use the above unconditionally. Remove
816 legacy alternate code.
817 * toplev.c (compile_file): Compile in call to
818 dwarf2out_frame_finish if DWARF2_DEBUGGING_INFO is defined.
819 (lang_dependent_init): Ditto for dwarf2out_frame_init.
821 2006-02-04 David Edelsohn <edelsohn@gnu.org>
822 Jakub Jelinek <jakub@redhat.com>
824 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Mangle
825 IBM extended float format long double as "g" on powerpc*-linux.
827 2006-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
830 * pa/x-ada (X_ADA_CFLAGS): Define _X_HPUX10 on HP-UX 10.
831 * pa/t-pa (TARGET_LIBGCC2_CFLAGS): Define _T_HPUX10 on HP-UX 10.
833 2006-02-03 Jason Merrill <jason@redhat.com>
836 * gimplify.c (gimplify_modify_expr_rhs): Disable *& optimization for now.
839 * gimplify.c (gimplify_modify_expr_rhs): It's not always safe to do RVO
840 on the return slot if it's an NRV.
842 2006-02-03 Zdenek Dvorak <dvorakz@suse.cz>
844 * tree-ssa-loop-ivopts.c (enum use_type): Remove USE_OUTER.
845 (dump_use, add_derived_ivs_candidates, determine_use_iv_cost,
846 rewrite_use): Do not handle USE_OUTER.
847 (find_interesting_uses_outer_or_nonlin, find_interesting_uses_outer,
848 add_iv_outer_candidates, may_replace_final_value,
849 determine_use_iv_cost_outer, rewrite_use_outer): Removed.
850 (find_interesting_uses_op): Functionality of
851 find_interesting_uses_outer_or_nonlin moved here.
852 (find_interesting_uses_outside): Use find_interesting_uses_op.
854 2006-02-03 Alan Modra <amodra@bigpond.net.au>
857 * config/rs6000/darwin-ldouble.c (__gcc_qadd): Preserve -0.0 result.
859 2006-02-03 Andreas Krebbel <krebbel1@de.ibm.com>
860 Ulrich Weigand <uweigand@de.ibm.com>
863 * config/s390/2084.md ("x_fsimptf", "x_fmultf", "x_fdivtf",
864 "x_floadtf", "x_ftrunctf", "x_ftruncdf"): New insn reservations.
865 * config/s390/fixdfdi.h (__fixunstfdi, __fixtfdi): New functions.
866 * config/s390/s390.c (struct processor_costs): Add mxbr, sqxbr, dxbr
868 (z900_cost, z990_cost, z9_109_cost): Values for the new fields added.
869 (s390_rtx_costs): Use the new fields to calculate rtx costs.
870 (s390_secondary_input_reload_class, s390_secondary_output_reload_class):
871 Define secondary reloads for TFmode moves.
872 (constant_modes): Add TFmode.
873 (NR_C_MODES): Set to 8.
874 * config/s390/s390.h (TARGET_CPU_CPP_BUILTINS): Add __LONG_DOUBLE_128__
876 (LONG_DOUBLE_TYPE_SIZE): Set to 128 or 64.
877 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE, WIDEST_HARDWARE_FP_SIZE): Define.
878 (HARD_REGNO_NREGS, HARD_REGNO_MODE_OK, CLASS_MAX_NREGS,
879 CANNOT_CHANGE_MODE_CLASS): Consider TFmode.
880 * config/s390/s390.md ("type" attribute): Add fsimptf, floadtf, fmultf,
881 fdivtf, fsqrttf, ftrunctf, ftruncdf as possible values.
882 (FPR mode macro): Add TFmode.
883 (DSF mode macro): New.
884 (<de>, <dee> mode attributes): Removed.
885 (<xde>, <xdee>, <RRe>, <RXe>, <Rf> mode attributes): New.
886 ("*cmp<mode>_ccs_0", "*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs",
887 "*cmp<mode>_ccs_ibm", "fix_trunc<FPR:mode><GPR:mode>2_ieee",
888 "floatdi<mode>2", "floatsi<mode>2_ieee", "*add<mode>3",
889 "*add<mode>3_cc", "*add<mode>3_cconly", "*add<mode>3_ibm",
890 "*sub<mode>3", "*sub<mode>3_cc", "*sub<mode>3_cconly",
891 "*sub<mode>3_ibm", "*mul<mode>3_ibm", "*fmadd<mode>", "*fmsub<mode>",
892 "*div<mode>3", "*div<mode>3_ibm", "*neg<mode>2_cc",
893 "*neg<mode>2_cconly", "*neg<mode>2", "*neg<mode>2_ibm",
894 "*abs<mode>2_cc", "*abs<mode>2_cconly", "*abs<mode>2",
895 "*abs<mode>2_ibm", "*negabs<mode>2_cc", "*negabs<mode>2_cconly",
896 "*negabs<mode>2", "sqrt<mode>2"):
897 Changed <de> to <xde>. R constraint replaced by <Rf>.
898 ("*mul<mode>3"): Changed <dee> to <xdee>. R constraint replaced by
900 ("fix_trunc<FPR:mode>di2"): 'FPR:' removed.
901 ("*fmadd<mode>", "*fmsub<mode>"): FPR mode replaced by DSF.
902 ("*movtf_64", "*movtf_31"): New insn definitions followed by 5
904 ("movtf", "reload_outtf", "reload_intf", "trunctfdf2", "trunctfsf2",
905 "extenddftf2", "extendsftf2"): New expanders.
906 ("*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
907 "*trunctfsf2_ibm", "*extenddftf2_ieee", "*extenddftf2_ibm",
908 "*extendsftf2_ieee", "*extendsftf2_ibm"): New insn patterns.
909 * config/s390/s390.opt (mlong-double-128, mlong-double-64):
911 * config/s390/t-crtstuff (TARGET_LIBGCC2_CFLAGS): Macro defined.
912 * config/s390/libgcc-glibc.ver (__divtc3, __multc3, __powitf2,
913 __fixtfti, __fixunstfti, __floattitf, __fixtfdi, __fixunstfdi,
914 __floatditf): Add a GCC_4.1.0 symbol version tag.
915 * doc/invoke.texi (-mlong-double-128, -mlong-double-64): Document
918 2006-02-02 Andrew Pinski <pinskia@physics.uc.edu>
921 * config/i386/i386.c (ix86_function_ok_for_sibcall):
922 Use targetm.binds_local_p instead of TREE_PUBLIC.
924 2006-02-02 Roger Sayle <roger@eyesopen.com>
926 * tree.h (TYPE_STRING_FLAG): Document that this field may be used
927 on INTEGER_TYPEs to indicate that it denotes a character type.
928 * tree.c (build_common_tree_nodes): Set TYPE_STRING_FLAG on
929 signed_char_type_node, unsigned_char_type_node and char_type_node.
930 * dwarf2out.c (base_type_die): Treat CHAR_TYPE identically to
931 INTEGER_TYPE. Use TYPE_STRING_FLAG to decide whether to emit
932 a DW_ATE_[un]signed_char instead of a DW_ATE_[un]signed.
934 2006-02-02 Zdenek Dvorak <dvorakz@suse.cz>
935 Daniel Berlin <dberlin@dberlin.org>
937 * tree-tailcall.c (arg_needs_copy_p): New function.
938 (eliminate_tail_call): Use arg_needs_copy_p.
939 (tree_optimize_tail_calls_1): Ditto. Also call add_virtual_phis.
940 (add_virtual_phis): New function.
942 2006-02-02 Jakub Jelinek <jakub@redhat.com>
944 * config/sparc/sparc.c (sparc_output_scratch_registers): Use
945 #ignore instead of #scratch for %g7 .register directive.
947 2006-02-02 Andreas Tobler <a.tobler@schweiz.ch>
949 * config/sparc/freebsd.h (ENDFILE_SPEC): Add space to separate
952 2006-02-02 Bernd Schmidt <bernd.schmidt@analog.com>
954 * flow.c (calculate_global_regs_live): Assert that there aren't any
957 2006-02-02 Paolo Bonzini <bonzini@gnu.org>
959 * tree-flow-inline.h (bsi_after_labels): Rewrite, return
961 * lambda-code.c (perfect_nestify): Use bsi_insert_before on
962 bsi_after_labels iterator.
963 * tree-if-conv.c (find_phi_replacement_condition,
964 replace_phi_with_cond_modify_expr): Likewise.
965 * tree-scalar-evolution.c (scev_const_prop): Likewise.
966 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Likewise.
968 2006-02-02 Diego Novillo <dnovillo@redhat.com>
970 * tree-inline.c (copy_tree_r): Also copy OMP_CLAUSE nodes.
972 2006-02-02 Diego Novillo <dnovillo@redhat.com>
975 * tree-cfg.c (move_block_to_fn): Clear out the basic block
976 array after growing it.
978 2006-02-01 Steve Ellcey <sje@cup.hp.com>
981 * fold-const.c (fold_checksum_tree): Change type of buf.
983 2006-02-01 Bernd Schmidt <bernd.schmidt@analog.com>
985 * reload.c (push_secondary_reload): Initialize t_icode.
987 2006-02-01 Jakub Jelinek <jakub@redhat.com>
989 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): For
990 -msoft-float -mlong-double-128 only issue a warning, but don't
991 swich to DFmode long double.
993 2006-02-01 Hans-Peter Nilsson <hp@axis.com>
995 * cse.c (fold_rtx) <case RTX_COMM_COMPARE, RTX_COMPARE>: When arg1
996 has a constant equivalent, iterate over equivalents for arg0,
997 calling simplify_relational_operation and if there's a result
998 cheaper than X, apply fold_rtx and return the result.
1000 2006-02-01 Jan Hubicka <jh@suse.cz>
1002 * opts.c (no_unit_at_a_time_default): New global variable.
1003 (decode_options): Use it.
1004 * opts.h (no_unit_at_a_time_default): Declare.
1006 2006-02-01 Paul Brook <paul@codesourcery.com>
1008 * function.c (assign_parm_setup_reg): Use function argument promotion
1010 * expr.c (expand_expr_real_1): Use function argument promotion rules
1013 2006-02-01 Steve Ellcey <sje@cup.hp.com>
1015 * gcc.c (process_command): Change j to 'unsigned int'.
1017 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1020 * expr.c (expand_expr_real_1) <case ARRAY_REF>:
1021 Use the corrected index for the character
1022 out of the string constant.
1024 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1026 * mode-switching.c (optimize_mode_switching): Fix size
1027 allocated for bb_info[n_entities].
1029 2006-01-31 Andrew Pinski <pinskia@physics.uc.edu>
1031 * gcc.c (main): Correct type that is allocated for
1032 explicit_link_files.
1034 2006-01-31 Jakub Jelinek <jakub@redhat.com>
1036 * config/s390/s390.c (init_alignment_context): Set
1037 ALIAS_SET_MEMORY_BARRIER on the MEM.
1038 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): Likewise.
1040 2006-01-31 Uttam Pawar <uttamp@us.ibm.com>
1043 * loop-unroll.c (unroll_loop_runtime_iterations): Free
1045 * tree-ssa-live.c (type_var_init): Allocate bitmap after
1048 2006-01-31 Marcin Dalecki <martin@dalecki.de>
1050 * tree-vrp.c: Use XNEW/XCNEW allocation wrappers.
1051 * regrename.c: Ditto.
1052 * tree-ssa-loop-im.c: Ditto.
1053 * tree-dump.c: Ditto.
1054 * tree-complex.c: Ditto.
1055 * genrecog.c: Ditto.
1056 * tree-ssa-threadupdate.c: Ditto.
1058 * java/class.c: Ditto.
1059 * java/jcf-parse.c: Ditto.
1060 * java/resource.c: Ditto.
1061 * java/except.c: Ditto.
1062 * java/jvspec.c: Ditto.
1063 * java/jcf-write.c: Ditto.
1064 * java/jcf-path.c: Ditto.
1065 * java/gjavah.c: Ditto.
1066 * java/zextract.c: Ditto.
1067 * java/jcf-io.c: Ditto.
1068 * java/jcf.h: Ditto.
1069 * java/buffer.c: Ditto.
1070 * java/lang.c: Ditto.
1071 * java/parse-scan.y: Ditto.
1072 * java/lex.c: Ditto.
1073 * java/lex.h: Ditto.
1074 * cfgloopmanip.c: Ditto.
1075 * postreload-gcse.c: Ditto.
1076 * tree-ssa-loop-manip.c: Ditto.
1077 * postreload.c: Ditto.
1078 * tree-ssa-loop-ch.c: Ditto.
1082 * diagnostic.c: Ditto.
1084 * genoutput.c: Ditto.
1086 * cfghooks.c: Ditto.
1087 * cfgloopanal.c: Ditto.
1088 * objc/objc-act.c: Ditto.
1090 * genextract.c: Ditto.
1091 * genautomata.c: Ditto.
1092 * pretty-print.c: Ditto.
1094 * cgraphunit.c: Ditto.
1097 * haifa-sched.c: Ditto.
1098 * dominance.c: Ditto.
1100 * tree-ssa-loop-ivopts.c: Ditto.
1102 * mode-switching.c: Ditto.
1103 * modulo-sched.c: Ditto.
1105 * ipa-pure-const.c: Ditto.
1107 * fix-header.c: Ditto.
1109 * tree-stdarg.c: Ditto.
1110 * ipa-utils.c: Ditto.
1111 * loop-init.c: Ditto.
1112 * ipa-inline.c: Ditto.
1115 * alloc-pool.c: Ditto.
1116 * dwarf2out.c: Ditto.
1118 * genattrtab.c: Ditto.
1119 * tree-ssa-loop-ivcanon.c: Ditto.
1123 * fortran/gfortranspec.c: Ditto.
1125 * local-alloc.c: Ditto.
1126 * langhooks.c: Ditto.
1127 * function.c: Ditto.
1128 * tree-vectorizer.c: Ditto.
1130 * ipa-type-escape.c: Ditto.
1132 * tree-if-conv.c: Ditto.
1135 * tree-data-ref.c: Ditto.
1136 * loop-unroll.c: Ditto.
1137 * treelang/treetree.c: Ditto.
1140 * ggc-common.c: Ditto.
1142 * coverage.c: Ditto.
1144 * tree-cfgcleanup.c: Ditto.
1145 * tree-ssa-pre.c: Ditto.
1146 * cfgcleanup.c: Ditto.
1147 * loop-invariant.c: Ditto.
1149 * ipa-prop.c: Ditto.
1150 * print-tree.c: Ditto.
1151 * conflict.c: Ditto.
1152 * ggc-page.c: Ditto.
1153 * sched-deps.c: Ditto.
1154 * regclass.c: Ditto.
1155 * tree-object-size.c: Ditto.
1157 * bb-reorder.c: Ditto.
1158 * resource.c: Ditto.
1159 * var-tracking.c: Ditto.
1161 * df-problems.c: Ditto.
1162 * reg-stack.c: Ditto.
1165 * sched-rgn.c: Ditto.
1166 * tree-ssa-structalias.c: Ditto.
1167 * tree-ssa-reassoc.c: Ditto.
1168 * config/darwin-c.c: Ditto.
1169 * config/darwin.c: Ditto.
1170 * config/arm/arm.c: Ditto.
1172 * collect2.c: Ditto.
1175 2006-01-31 Nicolas Pitre <nico@cam.org>
1177 * arm.md (smaxsi3): Make aware of smax_m1.
1180 2006-01-31 Nathan Sidwell <nathan@codesourcery.com>
1182 * gcc/config/m68k/lb1sf68.asm: Use moveq to load small constants.
1184 2006-01-31 Richard Guenther <rguenther@suse.de>
1186 * doc/invoke.texi (-msselibm): Document.
1187 * target.h (expand_library_builtin): New target hook.
1188 * builtins.c (expand_builtin): Use expand_library_builtin.
1189 (default_expand_library_builtin): New function.
1190 * gcc.c (LINK_GCC_MATH_SPEC): Define.
1191 (LINK_COMMAND_SPEC): Handle %(link_gcc_math).
1192 (link_gcc_math_spec): Declare.
1193 (static_specs): Add link_gcc_math_spec.
1194 * expr.h (default_expand_library_builtin): Declare.
1195 * target-def.h (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
1196 (TARGET_INITIALIZER): Add TARGET_EXPAND_LIBRARY_BUILTIN.
1197 * config/i386/i386.h: Provide LINK_GCC_MATH_SPEC.
1198 * config/i386/i386.opt (msselibm): New target option.
1199 * config/i386/i386.c (ix86_builtin_function_variants): New array.
1200 (ix86_init_sse_abi_builtins): New function.
1201 (ix86_expand_library_builtin): Likewise.
1202 (TARGET_EXPAND_LIBRARY_BUILTIN): Define.
1203 (override_options): Handle error conditions wrt -msselibm.
1204 (ix86_builtins): Add function codes for SSE2 ABI builtins.
1205 (ix86_init_builtins): Call ix86_init_sse_abi_builtins.
1206 * doc/extend.texi (__builtin_sse2_*): Document new target specific
1209 2006-01-31 Richard Guenther <rguenther@suse.de>
1210 Paolo Bonzini <bonzini@gnu.org>
1212 * doc/install.texi (--disable-libgcc-math): Document.
1214 2006-01-30 Marcin Dalecki <martin@dalecki.de>
1216 * expr.h (expand_normal): new inline function.
1217 * builtins.c: use it, use EXPAND_NORMAL explicitely.
1219 * dwarf2out.c: use it.
1224 * config/sparc/sparc.c: use it.
1225 * config/i386/i386.c: use it.
1226 * config/rs6000/rs6000.c: use it.
1227 * config/arm/arm.c: use it.
1228 * config/mips/mips.c: use it.
1229 * stmt.c: use it, use EXPAND_NORMAL explicitely.
1231 2006-01-30 Roger Sayle <roger@eyesopen.com>
1233 * config/i386/cygwin.h (GCC_DRIVER_HOST_INITIALIZATION): Cast
1234 argv to the appropriate type.
1236 2006-01-30 Zdenek Dvorak <dvorakz@suse.cz>
1238 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Remove
1241 2006-01-30 Ulrich Weigand <uweigand@de.ibm.com>
1244 * config/s390/s390.c (struct machine_function): New flag
1245 decomposed_literal_pool_addresses_ok_p.
1246 (s390_reorg): Set it before final stage of literal pool transforms.
1247 (s390_decompose_address): Only accept displacements of the form
1248 (minus (label_ref ...) (label_ref ...)) if that flag is set.
1250 2006-01-30 Carlos O'Donell <carlos@codesourcery.com>
1252 * optabs.c (prepare_cmp_insn): If unbaised and unsigned then bias
1253 the comparison routine return.
1255 2006-01-30 Michael Matz <matz@suse.de>
1257 * global.c (find_reg): Only evict for global regs.
1258 Take n_refs into account and dump more info.
1260 2006-01-30 J"orn Rennecke <joern.rennecke@st.com>
1263 * sh.c (pragma_interrupt, trap_exit, sp_switch): Remove variable.
1264 (pragma_trap, pragma_nosave_low_regs): Likewise.
1265 (current_function_anonymous_args): Likewise.
1266 (sh_deferred_function_attributes): New variable.
1267 (sh_deferred_function_attributes_tail): Likewise.
1268 (print_operand): For '@', look up trap_exit attribute.
1269 (calc_live_regs): Look up trapa_handler attribute. For trapa
1270 handlers, save/restore fpscr, but don't do any other
1271 interrupt-specific saves.
1272 Don't save r0..r7 if the nosave_low_regs attribute is in effect.
1273 Fix check for partially saved registers to check for SHmedia.
1274 (sh_expand_prologue, sh_expand_epilogue): Look up sp_switch attribute.
1275 (sh_output_function_epilogue): Don't clear any of the removed
1277 (sh_insert_attributes): Don't check pragma_interrupt.
1278 Insert deferred attributes. Check that interrupt attribute is
1279 present for other attributes that require its presence.
1280 (sh_attribute_table): Add new attributes trapa_handler and
1282 (sh_handle_sp_switch_attribute, sh_handle_trap_exit_attribute):
1283 Don't check for pragma_interrupt. Don't store argument.
1284 * sh.h (pragma_interrupt, sp_switch): Don't declare.
1285 (sh_deferred_function_attributes): Declare.
1286 (sh_deferred_function_attributes_tail): Likewise.
1287 * sh.md (sp_switch_1): Add operand. Change generator caller.
1288 (sh_pr_interrupt, sh_pr_trapa, sh_pr_nosave_low_regs): Remove.
1289 (*return_i): Don't use when trap_exit attribute is in effect.
1290 (*return_trapa): New insn pattern.
1292 * config.gcc (sh[123456ble]*-* | sh-*-*): New trailer stanza,
1293 setting c_target_objs and cxx_target_objs.
1294 * t-sh: Add rule for sh-c.o.
1296 2006-01-30 Richard Guenther <rguenther@suse.de>
1299 * gimplify.c (gimplify_target_expr): Handle easy cases
1300 without creating a temporary.
1302 2006-01-30 Nathan Sidwell <nathan@codesourcery.com>
1304 * vec.h (safe_grow): Remove duplicated line.
1306 2006-01-29 Diego Novillo <dnovillo@redhat.com>
1309 * omp-low.c (execute_expand_omp): Move CFG cleanup code ...
1310 (expand_omp): ... here.
1311 (expand_omp_parallel): Only remove barriers for combined
1312 parallel+workshare constructs.
1314 2006-01-29 Eric Botcazou <ebotcazou@adacore.com>
1318 2005-11-09 Eric Botcazou <ebotcazou@adacore.com>
1319 * tree.c (build_qualified_type): Chain the new type to the original
1320 type's TYPE_NEXT_PTR_TO or TYPE_NEXT_REF_TO linked lists if it is
1321 a POINTER_TYPE or a REFERENCE_TYPE respectively.
1322 (build_pointer_type_for_mode): Only return unqualified types.
1323 (build_reference_type_for_mode): Likewise.
1325 2006-01-29 Gabriel Dos Reis <gdr@integgrable-solutions.net>
1327 * configure.ac (cxx_compat_warn): Set if -Wc++-compat is supported.
1328 * Makefile.in (CXX_COMPAT_WARN): Define.
1329 * configure: Regenerate.
1331 2006-01-29 Dorit Nuzman <dorit@il.ibm.com>
1334 * tree-vect-patterns.c (vect_recog_dot_prod_pattern): Change assert
1337 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1339 * toplev.c: Fix thinko.
1341 2006-01-29 Gabriel Dos Reis <gdr@integrable-solutions.net>
1342 Marcin Dalecki <martin@dalecki.de>
1344 * toplev.c (floor_log2, exact_log2): Don't define if __cplusplus.
1345 (push_srcloc): Use XNEW.
1346 (init_asm_output, default_get_pch_validity): Use XNEWVEC.
1348 2006-01-29 Kenneth Zadeck <zadeck@naturalbridge.com>
1350 * df-core.c (df_set_blocks): Deleted all variable.
1352 2006-01-28 Ian Lance Taylor <ian@airs.com>
1354 * cgraphunit.c (cgraph_assemble_pending_functions): Call
1355 cgraph_output_pending_asms.
1357 2006-01-28 Zack Weinberg <zackw@panix.com>
1359 * c.opt: Add -W(no-)overlength-strings.
1360 * doc/invoke.texi: Document it.
1361 * c-opts.c (c_common_handle_option): -pedantic implies
1362 -Woverlength-strings, if not explicitly disabled already.
1363 (c_common_post_options): -Woverlength-strings defaults to off, and
1364 is always off for C++.
1365 * c-common.c (fix_string_type): Issue warning about strings longer
1366 than is portable only if warn_overlength_strings. Rearrange code
1367 a little for clarity.
1368 * configure.in: Check for -Wno-overlength-strings as well before
1369 enabling -pedantic in stage 1.
1370 * Makefile.in (STRICT2_WARN): Add -Wno-overlength-strings.
1371 (gcc.o-warn, insn-automata.o-warn, build/gencondmd.o-warn): Delete.
1373 * genconditions.c (write_header, write_one_condition)
1374 (write_conditions, write_writer): Consolidate very long strings
1375 that were broken up to fit in C89 portable limit. Don't use
1376 printf when fputs will do.
1378 2006-01-28 Adam Nemet <anemet@caviumnetworks.com>
1380 * combine.c (simplify_comparison <AND>): Check
1381 TRULY_NOOP_TRUNCATION before start using a subreg.
1383 * config/mips/mips.md (*branch_zero<mode>,
1384 *branch_zero<mode>_inverted, *branch_equality<mode>,
1385 *branch_equality<mode>_inverted, *branch_equality<mode>_mips16):
1386 Remove mode check from comparisons.
1388 2006-01-28 Kenneth Zadeck <zadeck@naturalbridge.com>
1390 * config/mips/mips-protos.h (mips_set_live_on_entry): Deleted.
1392 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1394 * expmed.c (const_mult_add_overflow_p): Remove.
1395 * expr.h: Remove the prototype for const_mult_add_overflow_p.
1397 * recog.c (validate_replace_rtx_subexp): Remove.
1398 * recog.h: Remove the prototype for
1399 validate_replace_rtx_subexp.
1401 * integrate.h: Remove the prototype for
1402 copy_decl_for_inlining.
1403 * rtl.h: Remove the prototype for mark_constant_function.
1404 * tree-vectorizer.h: Remove the prototype for
1405 vect_strip_conversion.
1407 * modulo-sched.c (create_partial_schedule,
1408 free_partial_schedule, reset_partial_schedule): Make them
1411 * hooks.c (hook_bool_rtx_int_false): Remove.
1412 * hooks.h: Remove the prototype for hook_bool_rtx_int_false.
1414 2006-01-28 David Edelsohn <edelsohn@gnu.org>
1416 * config/rs6000/aix43.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1417 and -mlong-double-128 are incompatible.
1418 * config/rs6000/aix52.h (SUBTARGET_OVERRIDE_OPTIONS): Same.
1419 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): Add ppc64-fp.c.
1420 (TARGET_LIBGCC2_CFLAGS): Define.
1421 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): Same.
1422 (TARGET_LIBGCC2_CFLAGS): Same.
1423 * config/rs6000/ppc64-fp.c: Compile for 64-bit AIX.
1425 2006-01-28 Kazu Hirata <kazu@codesourcery.com>
1428 * c-typeck.c (build_binary_op): Perform implicit casts of
1429 operands before shortening them.
1431 * cfgloopmanip.c (split_loop_bb): Remove.
1432 * cfgloop.h: Remove the prototype for split_loop_bb.
1434 * cfgloop.c (flow_loop_outside_edge_p): Remove.
1435 * cfgloop.h: Remove the prototype for
1436 flow_loop_outside_edge_p.
1438 * emit-rtl.c (init_virtual_regs): Make it static.
1439 * function.h: Remove the prototype for init_virtual_regs.
1441 * recog.c (peephole2_optimize): Make it static.
1442 * recog.h: Remove the prototype for peephole2_optimize.
1444 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1446 * df-scan.c (df_record_entry_block_defs): Check if
1447 INCOMING_RETURN_ADDR_RTX is defined.
1449 2006-01-27 Daniel Berlin <dberlin@dberlin.org>
1450 Kenneth Zadeck <zadeck@naturalbridge.com>
1452 PR rtl-optimization/24762
1453 * doc/tm.texi: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1454 * targhooks.c (hook_void_bitmap): New hook prototype.
1455 * targhoohs.h (hook_void_bitmap): Ditto.
1456 * bitmap.h (bitmap_head_def): Moved to coretypes.h.
1457 * coretypes.h (bitmap_head_def): Moved from bitmap.h.
1458 * target.h (live_on_entry): New function pointer.
1459 * df-scan.c (df_all_hard_regs): Removed.
1460 (df_scan_dump, df_hard_reg_init): Removed df_all_hard_regs.
1461 (df_scan_free_internal): Added df->entry_block_defs.
1462 (df_scan_alloc): Ditto.
1463 (df_scan_dump): Ditto.
1464 (df_uses_record): Plumbed flag field properly thru calls.
1465 Record EH_RETURN_DATA_REGNO in eh blocks unconditionally.
1466 This part fixes PR24762.
1467 (df_bb_refs_record): Added code to make the frame and arg
1468 pointers live in EH blocks.
1469 (df_refs_record): Added call to df_record_entry_block_defs.
1470 (df_record_entry_block_defs): New function.
1471 * df-core.c: Added comments to describe new artifical defs.
1472 * df.h (DF_REF_DIES_AFTER_THIS_USE): New flag in enum df_ref_flags.
1473 (entry_block_defs): New field in struct df.
1474 (df_all_hard_regs): Deleted.
1475 * target-def.h: Added TARGET_EXTRA_LIVE_ON_ENTRY.
1476 * df-problems.c (df_ru_bb_local_compute_process_def):
1477 Added code to handle artifical defs in the entry to a function.
1478 (df_ru_bb_local_compute): Ditto.
1479 (df_rd_bb_local_compute_process_def): Ditto.
1480 (df_rd_bb_local_compute): Ditto.
1481 (df_lr_bb_local_compute): Ditto.
1482 (df_ur_bb_local_compute): Ditto.
1483 (df_urec_bb_local_compute): Ditto.
1484 (df_chain_create_bb): Ditto.
1485 (df_ur_local_finalize): Removed entry.
1486 (df_urec_init): Ditto.
1487 (df_urec_local_finalize): Ditto.
1488 (df_ri_bb_compute): Added detection of last use of pseudos.
1489 * Makefile.in (df-scan.o): Updated dependencies.
1490 * config/mips/mips-protos.h (mips_set_live_on_entry): Added.
1491 * config/mips/mips.c (mips_set_live_on_entry): Added.
1492 * config/mips/mips.c (TARGET_EXTRA_LIVE_ON_ENTRY): Added value
1494 * dce.c (marked_insn_p): Added code to handle artifical defs.
1496 2006-01-27 H.J. Lu <hongjiu.lu@intel.com>
1498 * config/i386/emmintrin.h (_mm_cvtsd_f64): Add missing Intel
1500 (_mm_cvtsi128_si64): Likewise.
1501 (_mm_cvtsd_si64): Likewise.
1502 (_mm_cvttsd_si64): Likewise.
1503 (_mm_cvtsi64_sd): Likewise.
1504 (_mm_cvtsi64_si128): Likewise.
1505 * config/i386/mmintrin.h (_m_from_int64): Likewise.
1506 (_mm_cvtsi64_m64): Likewise.
1507 (_m_to_int64): Likewise.
1508 (_mm_cvtm64_si64): Likewise.
1509 * config/i386/xmmintrin.h (_mm_cvtss_si64): Likewise.
1510 (_mm_cvttss_si64): Likewise.
1511 (_mm_cvtsi64_ss): Likewise.
1512 (_mm_cvtss_f32): Likewise.
1514 2006-01-27 Carlos O'Donell <carlos@codesourcery.com>
1516 * c-pragma.c (init_pragma) : Call c_register_pragma_with_expansion
1517 for pragma redefine_extname.
1519 2006-01-27 Jakub Jelinek <jakub@redhat.com>
1522 * libgcc-std.ver: Add GCC_4.1.0 symbol version.
1523 * config/rs6000/t-linux64 (TARGET_LIBGCC2_CFLAGS): Only append
1524 -mno-minimal-toc to previous content.
1525 (bispecs): Remove goal.
1526 * config/rs6000/ppc64-fp.c: Define TMODES before including fp-bit.h.
1527 * config/rs6000/darwin-ldouble.c: Don't provide _xlq*@GCC_3.4
1528 compatibility aliases on powerpc-*-*gnu*.
1529 * config/rs6000/libgcc-ppc-glibc.ver: New file.
1530 * config/rs6000/t-ppccomm (SHLIB_MAPFILES): Append
1531 libgcc-ppc-glibc.ver on powerpc*-*-*gnu*.
1532 (TARGET_LIBGCC2_CFLAGS): Append -specs=ldblspecs.
1533 (ldblspecs): New goal.
1534 * config/rs6000/t-linux64 (SHLIB_MAPFILES): Removed.
1535 * mklibgcc.in: If $TPBIT is empty, don't compile _sf_to_tf and
1537 * config/fp-bit.h (TMODES): Don't define if none of TFLOAT,
1538 L_sf_to_tf or L_df_to_tf is defined.
1540 2006-01-27 David Edelsohn <edelsohn@gnu.org>
1541 Alan Modra <amodra@bigpond.net.au>
1544 * config/rs6000/linux.h (POWERPC_LINUX): Define.
1545 * config/rs6000/linux64.h (POWERPC_LINUX): Define.
1546 * config/rs6000/darwin-ldouble.c: Build on 32-bit PowerPC.
1547 * config/rs6000/darwin.h (TARGET_IEEEQUAD): Define to zero.
1548 * config/rs6000/aix.h (TARGET_IEEEQUAD): Define to zero.
1549 * config/rs6000/rs6000.c (rs6000_ieeequad): New variable.
1550 (rs6000_override_options): Initialize rs6000_ieeequad.
1551 Initialize TFmode format to ibm_extended_format if not
1553 (rs6000_handle_option): Accept -mabi= ibmlongdouble and
1555 (rs6000_emit_move): Move !TARGET_IEEEQUAD as two parts.
1556 (rs6000_return_in_memory): Only return IEEEQUAD in memory.
1557 (function_arg_advance): IBM long double passed in two FPRs, not
1559 (function_arg): IBM long double passed in FPRs.
1560 (rs6000_pass_by_reference): Only IEEEQUAD passed by reference.
1561 (rs6000_gimplify_va_arg): IBM long double passed in two FPRs.
1562 Only multireg GPR aligned.
1563 (rs6000_init_libfuncs): Enable IBM long double functions if not
1565 (rs6000_generate_compare): Use IBM long double compare if not
1567 * config/rs6000/rs6000.h (rs6000_ieeequad): Declare.
1568 (TARGET_IEEEQUAD): Define.
1569 (CANNOT_CHANGE_MODE_CLASS): Any mode larger than doubleword if
1570 not TARGET_IEEEQUAD.
1571 * config/rs6000/rs6000.md: Enable TFmode patterns if
1573 * config/rs6000/t-ppccomm (LIB2FUNCS_EXTRA): Add darwin-ldouble.c.
1574 * config/rs6000/svr4.h (SUBTARGET_OVERRIDE_OPTIONS): -msoft-float
1575 and -mlong-double-128 are incompatible.
1576 * doc/invoke.texi (-mabi): Collect options together. Add
1577 ibmlongdouble and ieeelongdouble.
1579 2006-01-27 Richard Sandiford <richard@codesourcery.com>
1581 * doc/rtl.texi (SYMBOL_REF_DATA): Adjust documentation for new
1583 * optabs.c (init_one_libfunc): Use SET_SYMBOL_REF_DECL.
1584 * varasm.c (make_decl_rtl, build_constant_desc): Likewise.
1585 (force_const_mem): Use SET_SYMBOL_REF_CONSTANT.
1586 * rtl.h (rtunion_def): Remove rt_ptr.
1588 (SYMBOL_REF_DATA): Use X0ANY instead of X0PTR.
1589 (SET_SYMBOL_REF_DECL, SET_SYMBOL_REF_CONSTANT): New macros.
1590 * config/i386/winnt.c (i386_pe_mark_dllexport)
1591 (i386_pe_mark_dllimport): Use SET_SYMBOL_REF_DECL.
1593 2006-01-27 Gabor Loki <loki@gcc.gnu.org>
1595 * cfgcleanup.c (try_crossjump_to_edge): Fix comment typo.
1597 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1601 * gthr-dce.h: Do not gthrw-ify pthread_once_init,
1602 pthread_key_delete. From John David Anglin. gthrw-ify
1603 pthread_getunique_np only if it it's not a macro. Delete
1605 (__gthread_objc_condition_allocate, __gthread_objc_condition_deallocate,
1606 __gthread_objc_condition_wait, __gthread_objc_condition_broadcast,
1607 __gthread_objc_condition_signal, __gthread_key_delete): Add
1608 "__attribute__ ((__unused__))" to unused arguments.
1609 (__gthread_recursive_mutex_init_function): Add missing return.
1610 * gthr-dce.h, gthr-tpf.h, gthr-solaris.h, gthr-posix.h,
1611 gthr-posix95.h: Use macro-based approach for name redirection
1612 on targets missing weakref.
1614 2006-01-26 Zack Weinberg <zackw@panix.com>
1616 * genconditions.c (write_header): In generated code, #ifdef out
1617 all includes and fake declarations, except includes of bconfig.h
1618 and system.h, unless GCC_VERSION >= 3001. Do not include
1619 gensupport.h in any case.
1620 (write_conditions): Generate a definition of struct c_test. Add
1621 a comment to the generated #endif.
1622 (write_one_condition): Escape backslashes in string too.
1623 (write_writer): Generated code must escape backslashes and quote
1624 marks (but not newlines) in the strings it writes.
1625 * Makefile.in (build/gencondmd.o): Update dependencies.
1627 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1630 * Makefile.in (insn-automata.o): Add header file dependencies.
1631 * genautomata.c: Add includes.
1633 2006-01-26 Steve Ellcey <sje@cup.hp.com>
1636 * Makefile.in (insn-automata.o): Add -Wno-error flag.
1638 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1640 * configure.ac: Expect target tools paths to be passed from the toplevel
1641 and wrap the detection into AS_SET_VAR_IF. Extract side-effects out of
1643 * acinclude.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL): Remove.
1645 2006-01-26 Alexandre Oliva <aoliva@redhat.com>
1648 * c.opt (Wpointer-sign): Init to -1.
1649 * c-opts.c (c_common_handle_option): Set to 1 on OPT_Wall and
1650 OPT_pedantic, to 0 otherwise.
1651 * doc/invoke.texi: Update.
1653 2006-01-26 Paolo Bonzini <bonzini@gnu.org>
1655 * config/i386/i386.md (extendsfdf2, extendsfxf2, extenddfxf2): Emit
1656 constants provided by 80387 instructions in the destination mode.
1658 2006-01-26 Richard Guenther <rguenther@suse.de>
1659 Andrew Pinski <pinskia@physics.uc.edu>
1662 partial PR tree-opt/17064
1663 * tree-ssa-structalias.c (intra_create_variable_infos):
1664 Create heap variables for incoming parameters if
1665 flag_argument_noalias > 1.
1666 (find_what_p_points_to): Look through default defs of
1669 2006-01-26 Jeff Law <law@redhat.com>
1672 * tree-vrp.c (extract_range_from_assert): When merging a VR_RANGE
1673 with a VR_ANTI_RANGE and the VR_ANTI_RANGE is completely contained
1674 within the VR_RANGE, use the VR_RANGE as the result, not the
1676 (adjust_range_with_scev): Reject ranges from SCEV which are out of
1677 bounds for the type.
1679 2006-01-26 Daniel Berlin <dberlin@dberlin.org>
1681 * tree-ssa-alias.c (maybe_create_global_var): Change
1682 subvar walking to an assertion that we don't have subvar'd variables.
1684 2006-01-26 Andrew Pinski <pinskia@physics.uc.edu>
1687 * c-common.c (c_common_truthvalue_conversion) <case ADDR_EXPR>:
1688 Use a new variable, inner. PARM_DECLs are always non-weak.
1690 2006-01-26 Shantonu Sen <ssen@opendarwin.org>
1692 * tree.h (OMP_CLAUSE_SUBCODE_CHECK): Add definition for
1695 2006-01-26 Adam Nemet <anemet@caviumnetworks.com>
1697 * config/mips/mips.md (*clear_upper32): New combiner pattern.
1699 2006-01-26 Richard Earnshaw <richard.earnshaw@arm.com>
1701 * arm.md (smaxsi3, sminsi3): Convert to define_expand.
1702 (smax_insn, smin_insn, smax_0, smin_0): New.
1704 2006-01-26 Hans-Peter Nilsson <hp@axis.com>
1707 * config/cris/cris.c (cris_order_for_addsi3): New function.
1708 * config/cris/cris-protos.h: Prototype it.
1709 * config/cris/cris.md (split for "move.S1 [rx=rx+i],ry")
1710 (split for "move.S1 ry,[rx=rx+i]", split for "clear.[bwd] [rx=rx+i]")
1711 (split for "mov(s|u).S1 [rx=rx+i],ry", split for "op.S1 [rx=rx+i],ry")
1712 (split for "op.S1 [rx=rx+i],ry (swapped)")
1713 (split for "op(s|u).S1 [rx=rx+i],ry")
1714 (split for "op(s|u).S1 [rx=rx+i],ry (swapped, plus or bound)"):
1715 Apply cris_order_for_addsi3 when generating addsi3 insns.
1717 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1719 * tree.h (TREE_RANGE_CHECK): Fix range predicate.
1720 (TREE_BLOCK): Add call to EXPR_CHECK.
1722 2006-01-25 Diego Novillo <dnovillo@redhat.com>
1725 * tree-dump.c (dequeue_and_dump): Handle OMP_CLAUSE.
1726 * tree-pretty-print.c (dump_omp_clause): Extract from ...
1727 (dump_omp_clauses): ... here.
1728 (dump_generic_node): Handle OMP_CLAUSE.
1729 * tree.c (omp_clause_num_ops): New.
1730 (omp_clause_code_name): New.
1731 (tree_code_size): Handle OMP_CLAUSE.
1732 (tree_size): Likewise.
1733 (make_node): Document handling of OMP_CLAUSE.
1734 (tree_node_structure): Handle OMP_CLAUSE.
1735 (omp_clause_check_failed): New.
1736 (omp_clause_range_check_failed): New.
1737 (omp_clause_operand_check_failed): New.
1738 (build_omp_clause): New.
1739 (walk_tree): Adjust handling of OMP_CLAUSE_* nodes.
1740 * tree.h (enum omp_clause_code): Declare.
1741 (OMP_CLAUSE_SUBCODE_CHECK): Define.
1742 (OMP_CLAUSE_RANGE_CHECK): Define.
1743 (OMP_CLAUSE_ELT_CHECK): Define.
1744 (omp_clause_check_failed): Declare.
1745 (omp_clause_operand_check_failed): Declare.
1746 (omp_clause_range_check_failed): Declare.
1747 (OMP_CLAUSE_CHAIN): Do not use TREE_RANGE_CHECK.
1748 (OMP_CLAUSE_OPERAND): Use OMP_CLAUSE_RANGE_CHECK.
1749 (OMP_CLAUSE_PRIVATE_DEBUG): Use OMP_CLAUSE_SUBCODE_CHECK.
1750 (OMP_CLAUSE_LASTPRIVATE): Likewise.
1751 (OMP_CLAUSE_IF_EXPR): Likewise.
1752 (OMP_CLAUSE_NUM_THREADS_EXPR): Likewise.
1753 (OMP_CLAUSE_SCHEDULE_CHUNK_EXPR): Likewise.
1754 (OMP_CLAUSE_REDUCTION_CODE): Likewise.
1755 (OMP_CLAUSE_REDUCTION_INIT): Likewise.
1756 (OMP_CLAUSE_REDUCTION_MERGE): Likewise.
1757 (OMP_CLAUSE_REDUCTION_PLACEHOLDER): Likewise.
1758 Use tree_node.omp_clause.subcode instead of TREE_COMPLEXITY.
1759 (OMP_CLAUSE_SCHEDULE_KIND): Likewise.
1760 (OMP_CLAUSE_DEFAULT_KIND): Likewise.
1761 (OMP_CLAUSE_CODE): Define.
1762 (OMP_CLAUSE_SET_CODE): Define.
1763 (OMP_CLAUSE_CODE): Define.
1764 (OMP_CLAUSE_OPERAND): Define.
1765 (struct tree_omp_clause): Declare.
1766 (union tree_node): Add field 'omp_clause'.
1767 * treestruct.def (TS_OMP_CLAUSE): Define.
1768 * tree.def (OMP_CLAUSE_PRIVATE, OMP_CLAUSE_SHARED
1769 OMP_CLAUSE_FIRSTPRIVATE, OMP_CLAUSE_LASTPRIVATE,
1770 OMP_CLAUSE_REDUCTION, OMP_CLAUSE_COPYIN,
1771 OMP_CLAUSE_COPYPRIVATE, OMP_CLAUSE_IF,
1772 OMP_CLAUSE_NUM_THREADS, OMP_CLAUSE_SCHEDULE,
1773 OMP_CLAUSE_NOWAIT, OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Remove.
1774 (OMP_CLAUSE): Define.
1775 * print-tree.c (print_node): Handle OMP_CLAUSE.
1776 * omp-low.c: Adapt all uses of OMP_CLAUSE_* nodes.
1777 * c-typeck.c: Likewise.
1778 * gimplify.c: Likewise.
1779 * c-omp.c: Likewise.
1780 * tree-nested.c: Likewise.
1781 * tree-inline.c: Likewise.
1782 * c-parser.c: Likewise.
1783 * gimple-low.c (lower_omp_directive): Do not set TREE_BLOCK on
1786 2006-01-25 Roger Sayle <roger@eyesopen.com>
1788 PR rtl-optimization/25703
1789 * combine.c (try_combine): Handle zero_extract and strict_low_part
1790 of non-lowpart SUBREGs for constant reg_subword_p set optimization.
1792 2006-01-25 Peter Bergner <bergner@vnet.ibm.com>
1794 * global.c: Fix comment typos.
1796 2006-01-25 Andrew Pinski <pinskia@physics.uc.edu>
1799 * config/i386/i386.c (output_pic_addr_const) <case SYMBOL_REF>:
1800 Use output_addr_const instead of assemble_name.
1802 2006-01-25 Paolo Bonzini <bonzini@gnu.org>
1804 * Makefile.in (sched-vis.o): Update dependencies.
1805 * haifa-sched.c (sched_finish): Clear current_sched_info.
1806 * cfg.c (dump_bb_info): New, split from dump_flow_info.
1807 (dump_flow_info): Call it.
1808 * passes.c (execute_todo): Call print_rtl_slim_with_bb to make
1810 * basic-block.h (dump_bb_info): Declare.
1811 * tree-dump.c (dump_enable_all): OR the flags of a -fdump-tree-all
1812 option, and apply options only for dump files whose TDF_RTL,
1813 TDF_TREE, or TDF_IPA bits match.
1814 * rtl.h: Declare new functions exported from sched-vis.c.
1815 * sched-vis.c: Enable also if scheduling is not used.
1816 (print_value): Print the mode of registers if not inside scheduling.
1817 (print_insn): Make it work outside the scheduler. Beautify the output
1819 (dump_insn_slim, debug_insn_slim, print_rtl_slim_with_bb): New.
1821 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1823 * doc/rtl.texi (SYMBOL_REF_CONSTANT, SYMBOL_REF_DATA): Document.
1824 * gengtype.c (adjust_field_rtx_def): Garbage-collect field 2 of
1825 a SYMBOL_REF as either a tree or a constant_descriptor_rtx,
1826 depending on the value of CONSTANT_POOL_ADDRESS_P.
1827 * optabs.c (init_one_libfunc): Nullify SYMBOL_REF_DATA rather than
1829 * varasm.c (make_decl_rtl, build_constant_desc): Set SYMBOL_REF_DATA
1830 rather than SYMBOL_REF_DECL.
1831 (rtx_constant_pool): Remove const_rtx_sym_htab.
1832 (const_desc_rtx_sym_hash, const_desc_rtx_sym_eq): Delete.
1833 (init_varasm_status): Don't initialize const_rtx_sym_htab.
1834 (force_const_mem): Point SYMBOL_REF_DATA to the constant pool entry.
1835 Remove handling of const_rtx_sym_htab.
1836 (find_pool_constant): Delete.
1837 (get_pool_constant, get_pool_constant_mark): Use SYMBOL_REF_CONSTANT
1838 rather than find_pool_constant.
1839 (get_pool_constant_for_function): Delete.
1840 (get_pool_mode, mark_constant): Use SYMBOL_REF_CONSTANT rather than
1842 * rtl.h (rtunion_def): Add rt_constant and rt_ptr fields.
1843 (X0CONSTANT, X0PTR, SYMBOL_REF_DATA): New macros.
1844 (SYMBOL_REF_DECL): Return NULL if CONSTANT_POOL_ADDRESS_P.
1845 (SYMBOL_REF_CONSTANT): New macro.
1846 (get_pool_constant_for_function): Delete.
1847 * config/i386/winnt.c (i386_pe_mark_dllexport): Set SYMBOL_REF_DATA
1848 rather than SYMBOL_REF_DECL.
1849 (i386_pe_mark_dllimport): Likewise.
1850 * config/rs6000/rs6000.c (rs6000_emit_move): Copy SYMBOL_REF_DATA
1851 rather than SYMBOL_REF_DECL.
1852 * config/darwin.c (machopic_indirect_data_reference): Likewise.
1853 (machopic_indirect_call_target): Likewise.
1855 2006-01-25 Eric Botcazou <ebotcazou@adacore.com>
1857 * flow.c (delete_noop_moves): Add missing EOL to dump message.
1859 2006-01-25 Richard Sandiford <richard@codesourcery.com>
1861 * genattrtab.c (gen_bypass): Allow bypasses to contain whitespace.
1863 2006-01-25 Kaz Kojima <kkojima@gcc.gnu.org>
1865 * config/sh/predicates.md (sh_register_operand): Accept CONST_DOUBLE.
1867 2006-01-24 David Daney <ddaney@avtrex.com>
1870 * configure.ac (enable_tls): New enable option.
1871 (HAVE_AS_TLS): Don't do assembler check if enable_tls set.
1872 * configure: Regenerate.
1873 * doc/install.texi (--enable-tls): Document new option.
1874 (--disable-tls): Ditto.
1876 2006-01-24 Richard Henderson <rth@redehat.com>
1878 * alias.h (ALIAS_SET_MEMORY_BARRIER): New.
1879 * alias.c (true_dependence): Respect it.
1880 (canon_true_dependence, write_dependence_p): Likewise.
1881 * builtins.c (get_builtin_sync_mem): Set it.
1883 2006-01-25 Zdenek Dvorak <dvorakz@suse.cz>
1885 * loop-iv.c (iv_analysis_loop_init): Use df analysis in a more
1888 2006-01-24 DJ Delorie <dj@redhat.com>
1890 * expmed.c (store_bit_field): Don't arbitrarily deny using insv
1891 for storing constants in single-bit bitfields.
1893 2006-01-25 Ben Elliston <bje@au.ibm.com>
1895 * dfp.c (dfp_byte_swap): Use uint32_t and not unsigned long.
1897 2006-01-24 Andrew Pinski <pinskia@physics.uc.edu>
1900 * tree-ssa-pre.c (phi_translate): Return NULL
1901 for AGGREGATE_TYPE's.
1903 2006-01-24 Zack Weinberg <zackw@panix.com>
1905 * genautomata.c (process_state_for_insn_equiv_partition):
1906 Use xcalloc for insn_arcs_array.
1907 * vec.h (DEF_VEC_ALLOC_FUNC_I): New set of templates.
1908 (DEF_VEC_ALLOC_I): Use it, not DEF_VEC_ALLOC_FUNC_P.
1910 2006-01-24 Richard Henderson <rth@redhat.com>
1912 * genextract.c (VEC_safe_set_locstr): Take VEC by reference;
1915 2006-01-23 Paolo Bonzini <bonzini@gnu.org>
1917 PR rtl-optimization/25890
1918 PR rtl-optimization/25905
1919 * combine.c (expand_compound_operation, expand_field_assignment):
1920 Fail if the bitfield's final position is out of bounds.
1922 2006-01-24 Ian Lance Taylor <ian@airs.com>
1925 * cgraphunit.c (cgraph_output_in_order): Don't clear
1926 cgraph_asm_nodes until after asm strings have been output.
1928 2006-01-23 Adam Nemet <anemet@caviumnetworks.com>
1930 * fix-header.c (read_scan_file): Add new parameter imultilib when
1931 calling register_include_chains.
1933 2006-01-23 Diego Novillo <dnovillo@redhat.com>
1935 * omp-low.c: Update documentation.
1937 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
1938 Daniel Berlin <dberlin@dberlin.org>
1942 * tree-ssa-pre.c (insert_extra_phis): If an incomming edge is abnormal
1943 return from the function.
1945 2006-01-22 Zack Weinberg <zackw@panix.com>
1947 * rtl.def (match_code): Add second argument.
1948 * genpreds.c (write_extract_subexp): New function.
1949 (write_match_code): Add path argument. Use write_extract_subexp.
1950 (write_predicate_expr): Pass path to write_match_code.
1951 (mark_mode_tests): MATCH_CODE applied to a subexpression does
1952 not perform a mode test.
1953 * genrecog.c (compute_predicate_codes): MATCH_CODE applied to
1954 a subexpression does not constrain the top-level code set.
1955 * read-rtl.c (read_rtx_variadic): New function.
1956 (read_rtx_1): Use it; allow AND and IOR to be variadic.
1957 * doc/md.texi: Document new notation.
1958 * config/i386/predicates.md (cmpsi_operand_1): Fold into ...
1959 (cmpsi_operand): ... here, using new notation.
1961 2006-01-22 Zack Weinberg <zackw@panix.com>
1963 * varray.c: Remove GENERATOR_FILE #ifdefs.
1965 2006-01-22 Zack Weinberg <zackw@panix.com>
1967 * genautomata.c (output_reserved_units_table): Emit nothing if
1968 description->query_units_num is zero. Remove extra blank line.
1969 (output_cpu_unit_reservation_p): Short circuit
1970 if description->query_units_num is zero.
1972 2006-01-22 Zack Weinberg <zackw@panix.com>
1974 * genattrtab.c: Don't include genattrtab.h. Define ATTR_NONE
1975 and ATTR_SPECIAL (from genattrtab.h). Don't define num_dfa_decls
1976 nor any of the random handful of variables that used to be necessary
1977 when this program was linked with rtlanal.o. Prune set of forward
1978 function declarations.
1979 (struct attr_desc): Remove static_p field.
1980 (hash_obstack, temp_obstack, attr_hash_table, attr_printf)
1981 (check_attr_test, make_internal_attr, make_numeric_value): Make static.
1982 (attr_string): Do not read the character one past the length of
1984 (write_attr_get, find_attr, make_internal_attr): Don't touch static_p.
1985 (struct insn_reserv, all_insn_reservs, last_insn_reserv_p)
1986 (n_insn_reservs, gen_insn_reserv, struct bypass_list, all_bypasses)
1987 (n_bypasses, gen_bypass_1, gen_bypass, process_bypasses)
1988 (make_automaton_attrs): New.
1989 (main): Do not call into genautomata. Call local gen_bypass
1990 and gen_insn_reserv as appropriate. Call make_automaton_attrs.
1991 Remove special case for insn_alts.
1992 * genautomata.c: Include gensupport.h; not genattrtab.h nor
1993 varray.h (leftover from previous change). Prune set of forward
1994 function declarations. Remove state_alts fields from all
1995 structures. Remove state_alts_table from struct automaton.
1996 Make everything except main static. Do not maintain num_dfa_decls.
1997 Do not maintain state_alts fields of various structures.
1998 (process_decls): Don't validate condexp for dm_insn_reserv decls.
1999 (add_arc): Remove state_alts argument. All callers updated.
2000 (output_reserved_units_table): Emit #ifdef here...
2001 (output_tables): ...not here. Don't generate state_alts tables.
2002 (expand_automata): Don't generate attributes.
2003 (write_automata): Don't generate state_alts functions.
2004 (main): New function.
2005 (it_is_empty_reserv_sets, output_state_alts_full_vect_name)
2006 (output_state_alts_comb_vect_name, output_state_alts_check_vect_name)
2007 (AUTOMATON_STATE_ALTS_MACRO_NAME, INTERNAL_STATE_ALTS_FUNC_NAME)
2008 (STATE_ALTS_FUNC_NAME, INSN_DEFAULT_LATENCY_FUNC_NAME)
2009 (BYPASS_P_FUNC_NAME, output_state_alts_table)
2010 (output_automata_list_state_alts_code, output_internal_state_alts_func)
2011 (output_state_alts_func, make_insn_alts_attr, make_bypass_attr)
2012 (make_internal_dfa_insn_code_attr, make_default_insn_latency_attr):
2014 * genattr.c: Declare internal_dfa_insn_code in insn-attr.h.
2015 * genattrtab.h: Delete file.
2016 * Makefile.in (OBJS-common): Add insn-automata.o.
2017 (insn-automata.o): New rule.
2018 (simple_generated_c): Add insn-automata.c.
2019 (build/genattrtab.o, build/genautomata.o): Update dependencies.
2020 (genprogmd): Add automata.
2021 (build/genattrtab): Needs no extra objects nor libraries.
2022 (build/genautomata): Needs build/vec.o and -lm.
2024 2006-01-22 Zack Weinberg <zackw@panix.com>
2026 * genautomata.c (process_state_longest_path, max_dfa_issue_rate)
2027 (output_dfa_max_issue_rate, locked_states_num): Delete.
2028 (struct automaton): Add locked_states field.
2029 (output_dead_lock_vect): Save number of locked states in
2030 automaton->locked_states. If it is zero, don't print anything.
2031 (output_max_insn_queue_index_def): Define max_insn_queue_index const.
2032 (output_internal_dead_lock_func): Only test the dead_lock_vect
2033 for automata that have locked states.
2034 (output_statistics): Always print the number of locked states for
2035 each automaton. Calculate total number of locked states here.
2036 (write_automata): Don't call output_dfa_max_issue_rate.
2037 * genattrtab.c: Define length_unit_log as a const variable.
2038 * genattr.c: Don't emit MAX_DFA_ISSUE_RATE. Declare
2039 max_insn_queue_index const.
2040 * final.c (length_unit_log): Declare const.
2041 * doc/tm.texi: Remove all references to MAX_DFA_ISSUE_RATE.
2043 2006-01-22 Zack Weinberg <zackw@panix.com>
2045 * genautomata.c: Include vec.h, not varray.h.
2046 Delete vla_ptr_t, all of the VLA_PTR_ macros, and all of the
2047 VLA_HWINT_ macros. Change vla_hwint_t to a typedef for
2048 VEC(vect_el_t,heap) *. Convert all uses of VLA_* macros to
2049 VEC_* macros operating on appropriately typed vectors, or to
2050 malloced arrays when the size is known in advance. Const-ify
2051 many char* variables and function arguments. No functional changes.
2052 * Makefile.in (build/varray.o): Delete rule.
2053 (build/genattrtab): Depend on build/vec.o instead of build/varray.o.
2054 (build/genautomata.o): Depend on vec.h instead of $(VARRAY_H).
2056 2006-01-22 Zack Weinberg <zackw@panix.com>
2058 * gensupport.c: Define get_insn_name and record_insn_name here.
2059 (read_md_rtx): Call record_insn_name as appropriate.
2060 * genattr.c, genattrtab.c, gencodes.c, genconfig.c, genemit.c
2061 * genextract.c, genflags.c, genopinit.c, genoutput.c, genpeep.c
2062 * genpreds.c, genrecog.c: Don't define get_insn_name nor
2064 * Makefile.in (BUILD_SUPPORT, BUILD_PRINT): Fold into BUILD_RTL.
2065 (BUILD_VARRAY): Delete.
2066 (genprognormal): Rename genprogmd. Fold in all programs from
2067 genprognoprint; also attrtab.
2068 (build/genattrtab): Just mention genautomata.o and varray.o.
2069 Reorganize a bit, add comments to make the categories clearer.
2071 2006-01-22 Zack Weinberg <zackw@panix.com>
2073 * genconditions.c (condition_table, add_condition): Delete.
2074 (write_conditions): Don't emit n_insn_conditions nor
2075 insn_elision_unavailable. Issue the gcc version #ifdef here,
2076 inside the table, with no #else clause ...
2077 (write_header): ...not here.
2078 (write_writer): New function.
2079 (main): Don't initialize condition_table. Use add_c_test.
2081 * gensupport.c (init_md_reader_args_cb): Handle multiple input
2082 files on the command line.
2083 (maybe_eval_c_test): Don't check insn_elision_unavailable.
2084 Return -1 if there is no entry in the table, don't abort.
2085 (add_c_test, traverse_c_tests): New functions.
2086 * gensupport.h (insn_elision_unavailable, insn_conditions)
2087 (n_insn_conditions): Delete declarations.
2088 (add_c_test, traverse_c_tests): Declare.
2089 * read-rtl.c: Include gensupport.h.
2090 (read_conditions): New function.
2091 (read_rtx): If read_rtx_1 returns 0, treat as EOF.
2092 (read_rtx_1): If we get EOF when we were looking for an initial
2093 open paren, return 0. Call read_conditions when appropriate.
2094 * Makefile.in: Kill BUILD_EARLY_SUPPORT and all references to
2095 dummy-conditions.o. Eliminate references to insn-conditions.o,
2096 or change them to build/gencondmd.o, as appropriate. Remove
2097 insn-constants.h from $(simple_generated_h) and insn-conditions.c
2098 from $(simple_generated_c). For all files remaining in those
2099 two lists, add insn-conditions.md to the generator command line.
2100 Give insn-constants.h/s-constants their own rules. Add rules
2101 for build/gencondmd.c, s-conditions, insn-conditions.md, s-condmd.
2102 (build/read-rtl.o): Depend on gensupport.h.
2103 (genprognormal): Include preds.
2104 (genprogearly): Rename genprognoprint; only difference is now that
2105 they don't link with $(BUILD_PRINT).
2106 * dummy-conditions.c: Delete.
2108 2006-01-22 Zack Weinberg <zackw@panix.com>
2110 * genextract.c: Don't include insn-config.h. Do include vec.h.
2111 Declare vectors of int, char, and locstr.
2112 (locstr): New typedef.
2113 (struct extraction): Make all array fields into bare pointers.
2114 (insn_name_ptr, insn_name_ptr_size): Move down by get_insn_name.
2115 (insn_code_number): Delete.
2116 (accum_extract): New struct.
2117 (VEC_safe_set_locstr, VEC_char_to_string): New functions.
2118 (gen_insn): Take insn_code_number as an argument. Use an
2119 accum_extract structure instead of loading data directly into
2120 a struct extraction, and having to know how big it might get.
2121 (walk_rtx): Operate entirely on an accum_extract structure.
2122 (print_path): Avoid unnecessary use of printf.
2123 (print_header): New function, split out of main. Distinguish
2124 more carefully between an unrecognizable insn and an insn that
2125 has the code number of a define_expand.
2126 (main): Pass insn_code_number to gen_insn. Call print_header
2127 only after parsing. Avoid unnecessary use of printf.
2128 * Makefile.in (build/vec.o): New rule.
2129 (build/genextract): Depend on build/vec.o.
2130 (build/genextract.o): Don't depend on insn-config.h.
2132 2006-01-22 Zack Weinberg <zackw@panix.com>
2134 * Makefile.in: Consolidate most rules that use $(CC_FOR_BUILD) and/or
2135 $(RUN_GEN). Use pattern rules to factor out as much boilerplate as
2136 practical. Eliminate per-generator-program link rules.
2138 2006-01-23 Andrew Pinski <pinskia@physics.uc.edu>
2141 * tree-ssa-ccp.c (fold_stmt): Move folding of OBJ_TYPE_REF
2142 with a call expr to ...
2143 * fold-const.c (fold_ternary) <case CALL_EXPR>: Here.
2145 2006-01-23 Richard Guenther <rguenther@suse.de>
2147 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Add comment
2148 before make_edge with conditional EDGE_TRUE_VALUE.
2150 2006-01-23 Steven Bosscher <stevenb.gcc@gmail.com>
2151 Jan Hubicka <jh@suse.cz>
2152 Richard Guenther <rguenther@suse.de>
2154 PR rtl-optimization/25654
2155 * cfgexpand.c (aggregate_contains_union_type): New function.
2156 (add_alias_set_conflicts): Call it. Make sure to add conflicts
2157 for structure variables that contain a union type.
2159 2006-01-23 Richard Sandiford <richard@codesourcery.com>
2161 * gengtype.c (new_structure): Return the structure.
2162 (create_option): Add an extra "next" argument.
2163 (create_field): New function.
2164 (adjust_field_rtx_def): Use create_option and create_field.
2165 Remove a now-unnecessary call to find_structure.
2166 (adjust_field_tree_def): Likewise.
2167 (note_yacc_type): Remove an unnecessary call to find_structure.
2168 * gengtype.h (new_structure): Return the structure.
2169 (create_option): Add an extra argument.
2170 * gengtype-yacc.y (type): Remove unnecessary calls to find_structure.
2171 (option): Adjust calls to create_option.
2173 2006-01-22 David Edelsohn <edelsohn@gnu.org>
2175 * config/rs6000/aix.h (STACK_BOUNDARY): Define.
2177 2006-01-22 Paul Brook <paul@codesourcery.com>
2178 Peter Barada <peter@the-baradas.com>
2180 * config/m68k/m68k.md: Add Coldfire FPU support.
2181 Define FP mode macro and associated attributes.
2182 Use it for float mode patterns.
2183 * config/m68k/linux.h (FUNCTION_VALUE): Use m68k_function_value.
2184 (LIBCALL_VALUE): Use m68k_libcall_value.
2185 * config/m68k/m68k-protos.h (m68k_libcall_value): Add prototype.
2186 (m68k_function_value): Ditto.
2187 (emit_move_sequence): Ditto.
2188 * config/m68k/m68kemb.h (LIBCALL_VALUE): Use m68k_libcall_value.
2189 * config/m68k/m68k-none.h (ASM_SPEC): Add mcfv4e.
2190 * config/m68k/t-m68kelf (MULTILIB_OPTIONS): Add mcfv4e.
2191 (MULTILIB_EXCEPTIONS): Ditto.
2192 * config/m68k/m68k.opt: Add mcfv4e.
2193 * config/m68k/m68k.c (m68k_handle_option): Handle OPT_mcfv4e.
2194 (m68k_compute_frame_layout): Include space for ColdFire FPU regs.
2195 (m68k_output_function_prologue): Save ColdFire FPU registers.
2196 (m68k_output_function_epilogue): Restore ColdFire FPU registers.
2197 (force_mode, fp_reg_operand, emit_move_sequence): New functions.
2198 (m68k_regno_mode_ok): Don't allow types larget than 8 bytes in
2199 ColdFire FPU registers.
2200 (m68k_libcall_value, m68k_function_value): New functions.
2201 * config/m68k/netbsd-elf.h (FUNCTION_VALUE): Use m68k_function_value.
2202 (LIBCALL_VALUE): Use m68k_libcall_value.
2203 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define __mcfv4e__.
2204 (MASK_COLDFIRE): Add MASK_CFV4E.
2205 (TARGET_COLDFIRE_FPU, TARGET_HARD_FLOAT, TARGET_FP_REG_SIZE): New.
2206 (MODES_TIEABLE_P): Use TARGET_HARD_FLOAT.
2207 (REG_CLASS_FROM_LETTER, PREFERRED_RELOAD_CLASS): Ditto.
2208 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Define.
2209 (GO_IF_LEGITIMATE_ADDRESS): Use it.
2210 (LEGITIMIZE_ADDRESS): Handle ColdFire FPU addresses.
2211 * doc/invoke.tex: Document -mcfv4e on m68k.
2213 2006-01-22 Ranjit Mathew <rmathew@gcc.gnu.org>
2215 * doc/contribute.texi: Change CVS to SVN and update the corresponding
2218 2006-01-21 Gabriel Dos Reis <gdr@integrable-solutions.net>
2221 * c-opts.c (c_common_handle_option): Don't include
2222 -Wnon-virtual-dtor in -Wall; enable if -Weffc++.
2223 * doc/invoke.texi (C++ Dialect Options): Document that
2224 -Wnon-virtual-dtor is no longer included in -Wall.
2226 2006-01-21 Joseph S. Myers <joseph@codesourcery.com>
2228 * gcov.c (print_version), gcov-dump.c (print_version),
2229 mips-tdump.c (main), mips-tfile.c (main): Update copyright notice
2232 2006-01-21 Kenneth Zadeck <zadeck@naturalbridge.com>
2234 * df-scan.c (problem_SCAN): Added NULL reset function.
2235 (df_scan_reset_blocks): Added code to call reset block function
2236 (df_bb_refs_delete) Fixed comment.
2237 (df_insn_refs_delete): Made tolerant of deleting non existent info
2238 for dataflow problems that need to be reset.
2239 * df-core.c (df_set_blocks): Ditto.
2240 * df.h (struct df_problem): Added reset_fun.
2241 * df-problems.c (problem_RU, problem_RD, problem_LR, problem_UR,
2242 problem_UREC, problem_CHAIN, problem_RI): Initialized reset_fun field.
2243 (df_chain_insn_reset, df_chain_bb_reset, df_chain_reset): New
2244 functions to clear out all references to def-use or use-def chains.
2246 2006-01-21 Ben Elliston <bje@au.ibm.com>
2248 * varasm.c (assemble_real): Initialise data array.
2250 2006-01-20 Paul Brook <paul@codesourcery.com>
2252 Merge from csl-arm-branch.
2253 2005-09-21 Kazu Hirata <kazu@codesourcery.com>
2254 * config/arm/arm.md (movdi): Force operands[1] to a register
2255 if we have a non-register source.
2256 (*arm_movdi, *movdf_soft_insn): Require that one of the
2257 operands be a register.
2258 * config/arm/iwmmxt.md (*iwmmxt_arm_movdi): Likewise.
2259 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
2261 2006-01-20 DJ Delorie <dj@redhat.com>
2263 * varasm.c (initialize_constant_valid_p): Allow pointers
2264 initialized from integer constants of lesser precision.
2265 (output_constant): Allow non-int-sized pointer modes to be
2266 initialized from integer constants.
2268 2006-01-20 Joseph S. Myers <joseph@codesourcery.com>
2271 * cppdefault.h (struct default_include): Add multilib flag.
2272 * cppdefault.c (cpp_include_defaults): Set it.
2273 * c.opt (-imultilib): New option.
2274 * c-opts.c (imultilib): New.
2275 (c_common_handle_option): Handle -imultilib.
2276 (c_common_post_options): Likewise.
2277 * c-incpath.c (add_standard_paths, register_include_chains):
2279 * c-incpath.h (register_include_chains): Add extra parameter.
2280 * gcc.c (do_spec_1): Generate -imultilib option.
2281 (The Specs Language): Update %I description.
2282 (process_command): Update copyright notice.
2283 * doc/cppopts.texi (-imultilib): Document.
2284 * doc/invoke.texi (-imultilib): Include in option summary.
2285 (%I): Update specs documentation.
2287 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2289 * loop-iv.c (iv_analysis_loop_init): Use df in more conservative way.
2291 2006-01-20 Richard Sandiford <richard@codesourcery.com>
2293 * stmt.c (case_bit_test_cmp): Stabilize the sort using code
2296 2006-01-20 Richard Guenther <rguenther@suse.de>
2297 Steven Bosscher <stevenb.gcc@gmail.com>
2299 PR rtl-optimization/24626
2300 * cfgloopmanip.c (lv_adjust_loop_entry_edge): Don't set
2301 EDGE_TRUE_VALUE if in RTL mode.
2304 2005-03-30 Mostafa Hagog <mustafa@il.ibm.com>
2305 * cfgrtl.c (rtl_verify_flow_info_1): Fix.
2307 2006-01-20 Dirk Mueller <dmueller@suse.com>
2310 * c-parser.c (c_parser_if_body): Use build_empty_stmt()
2311 instead of a special NOP marker.
2312 * c-typeck.c (c_finish_if_stmt): Remove obsoleted special
2313 NOP marker handling.
2314 * c-common.h (empty_body_warning): Add forward declaration.
2315 * c-common.c (empty_body_warning): Add (from c_finish_if_stmt).
2316 Now uses IS_EMPTY_STMT() instead of special NOP markers.
2318 2006-01-20 Paul Brook <paul@codesourcery.com>
2320 * Makefile.in (lang_checks): Keep going if mkdir fails.
2322 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2324 * df-scan.c (df_scan_free_bb_info): Added basic block parameter to
2325 be able to clean out basic block when not necessary.
2326 (df_scan_free): Fixed to properly delete information if df is
2327 unused before calling df_finish.
2328 (df_scan_alloc, df_rescan_blocks, df_reg_chain_unlink,
2329 df_insn_create_insn_record, df_bb_refs_record): Fixed formatting
2331 (df_bb_refs_delete): New function.
2332 (df_refs_delete): Moved per block code to df_bb_refs_delete.
2333 * df-core.c (df_set_blocks): Added code to properly clean out
2334 unused blocks if they are not part of the blocks to consider.
2335 Added additional null check.
2336 (df_compact_blocks): Added basic block parameter to free_bb_fun to
2337 be able to clean out basic block when not necessary
2338 * df.h (df_free_bb_function): Ditto.
2339 (df_bb_refs_delete): New function.
2340 * df-problems.c (df_ru_free_bb_info, df_rd_set_bb_info,
2341 df_lr_set_bb_info, df_ur_free_bb_info, df_urec_free_bb_info):Added
2342 basic block parameter to be able to clean out basic block when not
2344 (df_ru_alloc, df_rd_alloc): Fixed dyslexic overflow test.
2345 (df_ru_free, df_rd_free, df_lr_free, df_ur_free, df_urec_free):
2346 Fixed to properly delete information if df is unused before
2349 2006-01-19 Kenneth Zadeck <zadeck@naturalbridge.com>
2351 PR rtl-optimization/25799
2352 * df-problems.c (df_ru_confluence_n, df_rd_confluence_n):
2353 Corrected confluence operator to remove bits from op2 before oring
2354 with op1 rather than removing bits from op1.
2355 (df_ru_transfer_function): Corrected test on wrong bitmap which
2356 caused infinite loop. Both of these problems were introduced in
2357 the dataflow rewrite.
2359 2006-01-19 DJ Delorie <dj@redhat.com>
2361 * reload1.c (find_reload_regs): Note the details of reload
2362 failures in the dump file.
2363 (spill_failure): Likewise.
2365 2006-01-20 Zdenek Dvorak <dvorakz@suse.cz>
2367 * loop-iv.c: Include df.h and hashtab.h.
2368 (enum iv_grd_result): New enum.
2369 (DF_REF_IV, DF_REF_IV_SET): New macros.
2370 (struct biv_entry): New.
2371 (df, bivs): New global variables.
2372 (struct insn_info, insn_info, last_def, bivs, max_insn_no, max_reg_no,
2373 assign_luids, mark_sets, kill_sets, mark_single_set, simple_set_p):
2375 (clear_iv_info, latch_dominating_def, record_iv, iv_analyze_expr,
2376 iv_analyze_result, iv_analyze_def, biv_hash, biv_eq,
2377 analyzed_for_bivness_p, record_biv): New functions.
2378 (iv_analysis_loop_init, iv_get_reaching_def, simple_reg_p,
2379 get_biv_step_1, get_biv_step, iv_analyze_biv, iv_analyze_op,
2380 iv_analyze, biv_p, iv_analysis_done): Work with df representation of
2382 (iv_constant, iv_subreg, iv_extend, iv_mult, iv_shift): Do not set
2384 (iv_number_of_iterations): Use new interface to iv analysis.
2385 * loop-unroll.c: Do not include varray.h.
2386 (analyze_iv_to_split_insn): Use new interface to iv
2388 * loop-unswitch.c (may_unswitch_on): Ditto.
2389 * df.c (df_bitmaps_free): Only work for bbs for that structures are
2391 (df_bb_modify): Realloc tables to the new index.
2392 (df_find_use): New function.
2393 * df.h (df_find_use): Declare.
2394 * optabs.c (expand_unop): Make the mode of the REG_EQUAL node be
2396 * cfgloop.h (struct rtx_iv): Remove analysed field.
2397 (iv_get_reaching_def): Removed.
2398 (iv_analyze_result, iv_analyze_expr, iv_current_loop_df): Declare.
2399 * Makefile.in (loop-unroll.o): Remove VARRAY_H dependency.
2400 (loop-iv.o): Add df.h and hashtab.h dependency.
2401 * df-problems.c (df_ru_alloc, df_rd_alloc): Fix memory reallocation.
2403 2006-01-20 Alan Modra <amodra@bigpond.net.au>
2406 * libgcc2.c (__floatdisf, __floatdidf): Don't use IBM Extended
2408 (__floatundisf, __floatundidf): Likewise.
2409 * libgcc2.h (IS_IBM_EXTENDED): Define.
2411 2006-01-19 DJ Delorie <dj@redhat.com>
2413 * config/m32c/m32c.h (REG_ALLOC_ORDER): Define.
2415 2006-01-19 Paul Brook <paul@codesourcery.com>
2417 * gcc/config/arm/arm.c (arm_compute_func_type): Treat all functions
2418 as nothrow when unwinding tables are disabled.
2420 2006-01-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2423 * c-decl.c (check_bitfield_type_and_width): Don't issue pedwarn "type
2424 of bit-field" when in system header.
2426 2006-01-19 DJ Delorie <dj@redhat.com>
2428 * config/m32c/m32c.c (m32c_prepare_shift): Add code to deal with
2429 the 16 bit shift limit of the m16c.
2431 2006-01-19 Andrew Pinski <pinskia@physics.uc.edu>
2434 * config/i386/i386.md (builtin_setjmp_receiver): Don't emit the label.
2435 * config/i386/i386.c (output_set_got): Output the label if we have one
2436 for the TARGET_DEEP_BRANCH_PREDICTION case.
2438 2006-01-19 Jan Hubicka <jh@suse.cz>
2439 H.J. Lu <hongjiu.lu@intel.com>
2440 Evandro Menezes <evandro.menezes@amd.com>
2442 * invoke.texi (generic): Document
2444 * config.gcc: Make x86_64-* and i686-* default to generic tunning.
2445 * i386.h (TARGET_GENERIC32, TARGET_GENERIC64, TARGET_GENERIC,
2446 TARGET_USE_INCDEC, TARGET_PAD_RETURNS): New macros.
2447 (x86_use_incdec, x86_pad_returns): New variables
2448 (TARGET_CPU_DEFAULT_generic): New constant
2449 (TARGET_CPU_DEFAULT_NAMES): Add generic.
2450 (enum processor_type): Add generic32 and generic64.
2451 * i386.md (cpu attribute): Add generic32/generic64
2452 (movhi splitter): Behave sanely when both partial_reg_dependency and
2453 partial_reg_stall are set.
2454 (K8 splitters): Enable for generic as well.
2455 * predicates.md (incdec_operand): Use TARGET_INCDEC
2456 (aligned_operand): Avoid memory mismatch stalls.
2457 * athlon.md: Enable for generic64, new patterns for 128bit moves.
2458 * ppro.md: Enable for generic32
2459 * i386.c (generic64_cost, generic32_cost): New.
2460 (m_GENERIC32, m_GENERIC64, m_GENERIC): New macros.
2461 (x86_use_leave): Enable for generic64. (x86_use_sahf,
2462 x86_ext_80387_constants): Enable for generic32. (x86_push_memory,
2463 x86_movx, x86_unroll_strlen, x86_deep_branch, x86_use_simode_fiop,
2464 x86_use_cltd, x86_promote_QImode, x86_sub_esp_4, x86_sub_esp_8,
2465 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
2466 x86_partial_reg_dependency, x86_memory_mismatch_stall,
2467 x86_accumulate_outgoing_args, x86_prologue_using_move,
2468 x86_epilogue_using_move, x86_arch_always_fancy_math_387,
2469 x86_sse_partial_reg_dependency, x86_four_jump_limit, x86_schedule):
2471 (x86_use_incdec, x86_pad_returns): New.
2472 (override_options): Add generic32 and generic64, translate "generic"
2473 to generic32/generic64 and "i686" to "generic32", refuse
2474 "generic32"/"generic64" as arch target.
2475 (ix86_issue_rate, ix86_adjust_cost): Handle generic as athlon.
2476 (ix86_reorg): Honor PAD_RETURNS.
2478 2006-01-19 Diego Novillo <dnovillo@redhat.com>
2480 * tree-pretty-print.c (dump_generic_node): Handle
2481 OMP_PARALLEL_FN, OMP_PARALLEL_DATA_ARG and OMP_RETURN_EXPR.
2482 * cgraph.c (cgraph_expand_queue): Rename from
2483 cgraph_analyze_queue. Update all users.
2484 * cgraphunit.c (cgraph_assemble_pending_functions): Process
2485 cgraph_expand_queue.
2486 (cgraph_expand_all_functions): Likewise.
2487 (cgraph_finalize_pending_functions): Remove. Update callers.
2489 * tree.h (OMP_DIRECTIVE_P): Define.
2490 (OMP_PARALLEL_FN): Define.
2491 (OMP_PARALLEL_DATA_ARG): Define.
2492 (OMP_SECTIONS_SECTIONS): Define.
2493 * tree-pass.h (pass_expand_omp): Declare.
2494 * omp-low.c (struct omp_region): Declare.
2495 (struct omp_context): Remove fields 'parallel_type',
2496 'parallel_start_ix' and 'parallel_start_additional_args'.
2498 (struct omp_for_data): Rename from struct expand_omp_for_data.
2499 (omp_regions): New static variable.
2500 (root_omp_region): New static variable.
2501 (find_omp_clause): Make static.
2502 (is_in_combined_parallel_ctx): Remove.
2503 (is_combined_parallel): New.
2504 (extract_omp_for_data): Move earlier in the file.
2505 (workshare_safe_to_combine_p): New.
2506 (get_ws_args_for): New.
2507 (determine_parallel_type): Move earlier in the file.
2508 (omp_copy_decl_2): Do not set DECL_CONTEXT of new local to the
2510 (omp_copy_decl): Likewise.
2511 (create_omp_child_function): Likewise.
2512 (lookup_omp_region): New.
2513 (dump_omp_region): New.
2514 (debug_omp_region): New.
2515 (debug_all_omp_regions): New.
2516 (new_omp_region): New.
2517 (scan_omp_parallel): If parallel_nesting_level > 1, the
2518 directive is nested within another parallel directive.
2519 Set OMP_PARALLEL_FN.
2520 (scan_omp_for): Do not try to handle combined parallel+for
2522 Remove FIXME comment.
2523 (scan_omp_nested): Remove.
2524 (scan_omp_1): Do not call scan_omp_nested when
2525 parallel_nesting_level is > 1.
2526 Do not change the DECL_CONTEXT of local variables found.
2527 (lookup_decl_in_outer_ctx): New.
2528 (lower_rec_input_clauses): Rename from expand_rec_input_clauses.
2529 (lower_lastprivate_clauses): Rename from expand_lastprivate_clauses.
2530 (lower_reduction_clauses): Rename from expand_reduction_clauses.
2531 (lower_copyprivate_clauses): Rename from expand_copyprivate_clauses.
2532 If CTX is nested, lookup VAR in the outer context when
2533 building copy assignment.
2534 (lower_send_clauses): Rename from expand_send_clauses.
2535 If CTX is nested, lookup VAR in the outer context when
2536 building copy assignments.
2537 (lower_send_shared_vars): Rename from expand_send_shared_vars.
2538 If CTX is nested, lookup VAR in the outer context when
2539 building copy assignments.
2540 (expand_parallel_call): Rename from build_parallel_call.
2541 Handle combined parallel+workshare cases.
2542 Re-implement to emit code into the CFG.
2544 (expand_omp_parallel): Re-implement to emit code into the CFG.
2545 Call move_sese_region_to_fn to outline the sub-graph
2546 containing the parallel region.
2547 (expand_omp_for_1): Remove.
2548 (expand_omp_for_generic): Re-implement to emit code into the
2550 (expand_omp_for_static_nochunk): Likewise.
2551 (expand_omp_for_static_chunk): Likewise.
2552 (expand_omp_for): Likewise.
2553 (expand_omp_sections): Likewise.
2554 (remove_exit_barriers): New.
2555 (expand_omp_synch): New.
2557 (build_omp_regions_1): New.
2558 (build_omp_regions): New.
2559 (execute_expand_omp): New.
2560 (gate_expand_omp): New.
2561 (pass_expand_omp): Define.
2562 (lower_omp_sections): Rename from expand_omp_sections.
2563 Set OMP_SECTIONS_SECTIONS.
2564 (lower_omp_single_simple): Rename from expand_omp_single_simple.
2565 (lower_omp_single_copy): Rename from expand_omp_single_copy.
2566 (lower_omp_single): Rename from expand_omp_simple.
2567 (lower_omp_master): Rename from expand_omp_master.
2568 (lower_omp_ordered): Rename from expand_omp_ordered.
2569 (lower_omp_critical): Rename from expand_omp_critical.
2570 (lower_omp_for_lastprivate): Rename from expand_omp_for_lastprivate.
2571 (lower_omp_for): Re-implement.
2572 (lower_omp_parallel): Re-implement.
2573 (lower_regimplify): Rename from expand_regimplify.
2574 (lower_omp_1): Rename from expand_omp_1.
2575 If there are syntax errors in the program, replace every
2576 OpenMP directive with NOP.
2577 Call lower_omp_* instead of expand_omp_*.
2578 (lower_omp): Rename from expand_omp.
2580 * tree-gimple.c (is_gimple_stmt): Handle OMP_RETURN_EXPR.
2581 * tree-gimple.h (enum omp_parallel_type): Remove.
2582 (gimple_boolify): Declare extern.
2583 (find_omp_clause, determine_parallel_type): Remove.
2585 * gimple-low.c (lower_omp_directive): New.
2586 (lower_stmt): Call it.
2587 (record_vars_into): Move from ...
2588 (record_vars): ... here.
2589 Call record_vars_into with current_function_decl.
2591 * gimplify.c (struct gimplify_ctx): Remove fields
2592 combined_pre_p and combined_ctxp. Update users.
2593 (get_formal_tmp_var): Add documentation.
2594 (gimple_boolify): Make extern.
2595 (gimplify_expr_in_ctx): Remove. Update callers.
2596 (gimplify_omp_parallel): Do not assume that OMP_PARALLEL_BODY
2597 will always be a BIND_EXPR.
2598 (gimplify_expr): Handle OMP_RETURN_EXPR.
2599 * tree.def (BLOCK): Remove documentation about BLOCK_TYPE_TAGS.
2600 (OMP_PARALLEL): Add 3 operands.
2601 (OMP_SECTIONS): Add 1 operand.
2602 (OMP_RETURN_EXPR): Define.
2604 * tree-inline.c (estimate_num_insns_1): Handle OpenMP directives.
2605 (copy_tree_r): Restore TREE_CHAIN in OMP_CLAUSE_*.
2606 * tree-iterator.c (alloc_stmt_list): Assert that we are not
2607 creating a circular free list.
2608 (free_stmt_list): Assert that we are not freeing stmt_list_cache.
2610 * tree-flow.h (move_sese_region_to_fn): Declare.
2611 (record_vars_into): Declare.
2612 * tree-cfg.c (make_omp_sections_edges): New.
2613 (make_exit_edges): Handle OMP_PARALLEL, OMP_FOR, OMP_SINGLE,
2614 OMP_MASTER, OMP_ORDERED, OMP_CRITICAL, OMP_RETURN_EXPR,
2615 OMP_SECTIONS and OMP_SECTION.
2616 (is_ctrl_altering_stmt): Return true for OMP_DIRECTIVE_P.
2617 (set_bb_for_stmt): Undo change to check currently_expanding_to_rtl.
2618 (verify_stmt): Do not handle OMP_DIRECTIVE_P.
2619 (gather_blocks_in_sese_region): New.
2620 (struct move_stmt_d): Declare.
2622 (move_block_to_fn): New.
2623 (move_sese_region_to_fn): New.
2625 * passes.c (init_optimization_passes): Schedule
2626 pass_expand_omp after pass_init_datastructures.
2628 * tree-ssa-operands.c (get_expr_operands): Handle
2629 OMP_PARALLEL, OMP_SECTIONS, OMP_FOR, OMP_RETURN_EXPR,
2630 OMP_SINGLE, OMP_MASTER, OMP_ORDERED, OMP_CRITICAL.
2632 2006-01-19 Jeff Law <law@redhat.com>
2634 * tree-vrp.c (extract_range_from_assert): Refine the result range
2635 if the variable referenced by the ASSERT_EXPR has a range and
2636 either the tentative result range or the previous range is a
2639 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2641 * c-decl.c (add_flexible_array_elts_to_size): Simplify vector accesses.
2643 2006-01-19 Jan Hubicka <jh@suse.cz>
2645 * tree-vect-patterns.c (vect_pattern_recog_1): Prevent parse error.
2647 2006-01-19 Paolo Bonzini <bonzini@gnu.org>
2649 * combine.c (try_combine): Do not worry about MEMs wrapped by USEs.
2650 (expand_compound_operation, expand_field_assignment): Fail if the
2651 bit lengths of an extract operation are out of range.
2652 (make_extraction): Compute wanted_inner_mode based on the position
2653 and length of the extraction. Make it extraction_mode for non-constant
2654 positions, and do not modify offset in that case. When generating a
2655 new MEM, use a mode that can hold the extraction while keeping correct
2656 alignment. Remove code that supported MEMs wrapped by USEs.
2657 (simplify_shift_const_1, force_to_mode) <case USE>: Remove.
2659 2006-01-19 Andreas Krebbel <krebbel1@de.ibm.com>
2661 * config/s390/s390.md ("Y", "y"): New mode attribute.
2662 ("*cmpdi_ccs", "*cmpsi_ccs", "*adddi3_imm_cc", "*adddi3_carry1_cc",
2663 "*adddi3_carry1_cconly", "*adddi3_carry2_cc", "*adddi3_carry2_cconly",
2664 "*adddi3_cc", "*adddi3_cconly", "*adddi3_cconly2", "*adddi3_64",
2665 "*addsi3_imm_cc", "*addsi3_carry1_cc",
2666 "*addsi3_carry1_cconly", "*addsi3_carry2_cc", "*addsi3_carr2_cconly",
2667 "*addsi3_cc", "*addsi3_cconly", "*addsi3_cconly2",
2668 "*subdi3_borrow_cc", "*subdi3_borrow_cconly", "*subdi3_cc",
2669 "*subdi3_cc2", "*subdi3_cconly", "*subdi3_cconly2", "*subdi3_64",
2670 "*subsi3_borrow_cc", "*subsi3_borrow_cconly", "*subsi3_cc",
2671 "*subsi3_cc2", "*subsi3_cconly", "*subsi3_cconly", "*subsi3_cconly2",
2672 "addsi3", "subsi3"): Insn patterns removed.
2673 ("*add<mode>3_carry1_cc", "*add<mode>3_carry1_cconly",
2674 "*add<mode>3_carry2_cc", "*add<mode>3_carry2_cconly", "*add<mode>3_cc",
2675 "*add<mode>3_cconly", "*add<mode>3_cconly2", "*add<mode>3_imm_cc",
2676 "*sub<mode>3_borrow_cc", "*sub<mode>3_borrow_cconly",
2677 "*sub<mode>3_cc", "*sub<mode>3_cc2", "*sub<mode>3_cconly",
2678 "*sub<mode>3_cconly2"): New insn patterns.
2679 ("addsi3", "subsi3"): New expanders.
2681 2006-01-19 Dorit Nuzman <dorit@il.ibm.com>
2683 * Makefile.in (tree-vect-patterns.o): Add rule for new file.
2684 * tree-vect-analyze.c (vect_determine_vectorization_factor): Use
2685 existing STMT_VINFO_VECTYPE if available.
2686 (vect_mark_relevant): Add special handling for stmts that are
2687 marked as STMT_VINFO_IN_PATTERN_P.
2688 (vect_analyze_loop): Call vect_pattern_recog.
2689 * tree-vectorizer.c (new_stmt_vec_info): Initialize new fields.
2690 * tree-vectorizer.h (in_pattern_p, related_stmt): New fields in
2692 (STMT_VINFO_IN_PATTERN_P, STMT_VINFO_RELATED_STMT): New macros.
2693 (vect_recog_func_ptr): New function-pointer type.
2694 * tree-vect-patterns.c: New file.
2695 (vect_recog_widen_sum_pattern, vect_recog_widen_mult_pattern):
2696 (vect_recog_dot_prod_pattern, vect_pattern_recog):
2697 (vect_pattern_recog_1): New functions.
2698 (vect_pattern_recog_funcs): New array of function pointers.
2700 * tree-vectorizer.h (ternary_op): New enum value.
2701 * tree-vect-transform.c (vect_create_epilog_for_reduction): Added
2702 declaration. Revised documentation. Removed redundant dump prints.
2703 Removed redundant argument. Added support for reduction patterns.
2704 (vectorizable_reduction): Added support for reduction patterns.
2705 (vect_transform_stmt): Added support for patterns.
2707 * expr.c (expand_expr_real_1): Added case for DOT_PROD_EXPR.
2708 * genopinit.c (udot_prod_optab, sdot_prod_optab): Initialize.
2709 * optabs.c (optab_for_tree_code): Added case for DOT_PROD_EXPR.
2710 (expand_widen_pattern_expr): New function.
2711 (init_optabs): Initialize new optabs udot_prod_optab,
2713 * optabs.h (OTI_sdot_prod, OTI_udot_prod): New.
2714 (sdot_prod_optab, udot_prod_optab): Define new optabs.
2715 (expand_widen_pattern_expr): New function declaration.
2716 * tree.def (DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR): New
2718 * tree-inline.c (estimate_num_insns_1): Added cases for new
2719 tree-codes DOT_PROD_EXPR, WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2720 * tree-pretty-print.c (dump_generic_node): Likewise.
2721 (op_prio): Likewise.
2722 (op_symbol): Added cases for WIDEN_SUM_EXPR, WIDEN_MULT_EXPR.
2723 * tree-ssa-operands.c (get_expr_operands): Added case for
2725 * tree-vect-patterns.c (widened_name_p): New function.
2726 (vect_recog_dot_prod_pattern): Added function implementation.
2727 * tree-vect-transform.c (get_initial_def_for_reduction): Added
2728 cases for DOT_PROD_EXPR, WIDEN_SUM_EXPR.
2729 * config/rs6000/altivec.md (udot_prod<mode>, sdot_prodv8hi): New.
2730 * config/i386/sse.md (sdot_prodv8hi, udot_prodv4si): New.
2732 * expr.c (expand_expr_real_1): Added case for WIDEN_SUM_EXPR.
2733 * genopinit.c (widen_ssum_optab, widen_usum_optab): Initialize.
2734 * optabs.c (optab_for_tree_code): Added case for WIDEN_SUM_EXPR.
2735 (init_optabs): Initialize new optabs widen_ssum_optab,
2737 * optabs.h (OTI_widen_ssum, OTI_widen_usum): New.
2738 (widen_ssum_optab, widen_usum_optab): Define new optabs.
2739 * tree-vect-generic.c: (expand_vector_operations_1): Check type of
2740 use instead of type of def.
2741 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Added
2742 function implementation.
2743 * config/rs6000/altivec.md (widen_usum<mode>, widen_ssumv16qi,
2744 widen_ssumv8hi): New.
2746 * doc/tm.texi (ssum_widen, usum_widen, sdot_prod, udot_prod): New
2749 2006-01-19 Richard Sandiford <richard@codesourcery.com>
2752 * c-decl.c (add_flexible_array_elts_to_size): New function.
2753 (finish_decl): Use it.
2755 2006-01-18 Andrew Pinski <pinskia@physics.uc.edu>
2757 * diagnostic.h: Include options.h.
2758 * config/rs6000/x-darwin (host-ppc-darwin.o): Correct the
2759 dependancies for diagnostic.h.
2760 * Makefile.in (DIAGNOSTIC_H): Add options.h.
2762 2006-01-16 Daniel Berlin <dberlin@dberlin.org>
2764 * tree-ssa-operands.h (ssa_call_clobbered_cache_valid): Remove.
2765 (ssa_ro_call_cache_valid): Ditto.
2766 * tree-ssa-alias.c (sort_tags_by_id): New function.
2767 (init_transitive_clobber_worklist): Ditto.
2768 (add_to_worklist): Ditto.
2769 (mark_aliases_call_clobbered): Ditto.
2770 (compute_tag_properties): Ditto.
2771 (set_initial_properties): Ditto.
2772 (compute_call_clobbered): Ditto.
2773 (compute_may_aliases): Call compute_call_clobbered and grouping.
2774 (compute_flow_sensitive_aliasing): Remove clobbering related code.
2775 (compute_flow_insensitive_aliasing): Grouping now happens in our
2777 (setup_pointers_and_addressables): Remove clobbering related code.
2778 (add_may_alias): Ditto.
2779 (replace_may_alias): Ditto.
2780 (get_nmt_for): Ditto.
2781 (create_global_var):
2782 (is_escape_site): Return an escape_type enumeration.
2783 * tree-flow-inline.h (is_call_clobbered): Global var does not
2784 imply call clobbered.
2785 (mark_call_clobbered): Take a reason for marking this. Remove
2786 marking of globalness, and cache invalidation.
2787 (clear_call_clobbered): Remove cache invalidation code.
2788 * tree-dfa.c (dump_variable): If details is on, dump the reason
2790 * tree-outof-ssa.c (create_temp): Copy escape mask from original
2792 * tree-flow.h (struct ptr_info_def): Add escape mask member.
2793 (struct var_ann_d): Ditto.
2794 (enum escape_type): New.
2795 (mark_call_clobbered): Adjust prototype.
2796 * tree-ssa-structalias.c (update_alias_info): Unmodifiable vars
2797 are never call clobbered.
2798 Record reasons for escaping.
2799 * tree-ssa-structalias.h (is_escape_site): Update prototype.
2800 * tree-ssa-operands.c (ssa_call_clobbered_cache_valid): Remove.
2801 (ssa_ro_call_cache_valid): Ditto.
2802 (clobbered_v_may_defs): Ditto.
2803 (clobbered_vuses): Ditto.
2804 (ro_call_vuses): Ditto.
2805 (clobber_stats): New.
2806 (init_ssa_operands): Zero out clobber stats.
2807 (fini_ssa_operands): Print out clobber stats.
2808 (get_call_expr_operands): Pass callee fndecl to
2810 (add_call_clobber_ops): Remove use of cache.
2811 Add use of PURE_CONST information.
2812 (add_call_read_ops): Remove use of cache.
2813 Add use of static not_read information.
2815 2006-01-18 Alexandre Oliva <aoliva@redhat.com>
2817 Introduce TLS descriptors for i386 and x86_64.
2818 * config/i386/i386.h (TARGET_GNU2_TLS): New macro.
2819 (TARGET_ANY_GNU_TLS): New macro.
2820 (enum tls_dialect): Added TLS_DIALECT_GNU2.
2821 (struct machine_function): Add tls_descriptor_call_expanded_p.
2822 (ix86_tls_descriptor_calls_expande_in_cfun): New macro.
2823 (ix86_current_function_calls_tls_descriptor): Likewise.
2824 * config/i386/i386.c (ix86_tls_dialect): Fix typo in comment.
2825 (override_options): Introduce gnu2 tls dialect.
2826 (ix86_frame_pointer_required): Functions containing TLSCALLs are
2828 (ix86_select_alt_pic_regnum, ix86_compute_frame_layout):
2830 (legitimize_tls_address): Adjust logic for GNU2 TLS.
2831 (ix86_init_machine_status): Initialize new field.
2832 (ix86_tls_get_addr): Use TARGET_ANY_GNU_TLS.
2833 (ix86_tls_module_base): New.
2834 * config/i386/i386-protos.h (ix86_tls_module_base): Declare it.
2835 * config/i386/i386.md (UNSPEC_TLSDESC): New constant.
2836 (tls_global_dynamic_32, tls_global_dynamic_64): Handle GNU2 TLS.
2837 (tls_local_dynamic_base_32, tls_local_dynamic_base_64): Likewise.
2838 (tls_dynamic_gnu2_32, *tls_dynamic_lea_32): New patterns.
2839 (*tls_dynamic_call_32, *tls_dynamic_gnu2_combine_32): Likewise.
2840 (tls_dynamic_gnu2_64, *tls_dynamic_lea_64): Likewise.
2841 (*tls_dynamic_call_64, *tls_dynamic_gnu2_combine_64): Likewise.
2842 * config/i386/predicates.md (tls_modbase_operand): New.
2843 (tp_or_register_operand): New.
2845 2006-01-18 Daniel Berlin <dberlin@dberlin.org>
2847 * ipa-reference.c (check_operand): Allow FUNCTION_DECL.
2848 (look_for_address_of): Ditto.
2849 (ipa_init): Walk the function decls.
2850 (static_execute): Don't set readonly on FUNCTION_DECL's.
2852 2006-01-18 Roger Sayle <roger@eyesopen.com>
2854 * config/i386/i386.md (shift spliter): Fix a a typo in the splitter
2855 for shifts where the source and destination registers are different.
2857 2006-01-18 Paul Brook <paul@codesourcery.com>
2859 Merge from csl-arm-branch.
2860 2005-03-14 Julian Brown <julian@codesourcery.com>
2861 * config/arm/lib1funcs.asm (ashldi3): Don't define on SymbianOS.
2862 (aeabi_llsl): Likewise.
2863 (ashrdi3): Likewise.
2864 (aeabi_lasr): Likewise.
2865 (lshrdi3): Likewise.
2866 (aeabi_llsr): Likewise.
2867 2005-03-10 Julian Brown <julian@codesourcery.com>
2868 * config.gcc: Disable shared libgcc for SymbianOS.
2869 * config/arm/t-symbian (LIB2ADDEH): Include config/arm/pr-support.c.
2871 2006-01-18 DJ Delorie <dj@redhat.com>
2873 * c-pragma.c (handle_pragma_diagnostic): New.
2874 (init_pragma): Register it.
2875 * doc/extend.texi: Document it.
2877 * diagnostic.def: Add DK_UNSPECIFIED and DK_IGNORED.
2878 * diagnostic.h (diagnostic_classify_diagnostic): Declare.
2879 (diagnostic_context): Add classify_diagnostic[].
2880 * diagnostic.c (diagnostic_count_diagnostic): Don't count warnings
2881 as errors if they're overridden to DK_WARNING.
2882 (diagnostic_initialize): Initialize classify_diagnostic[].
2883 (diagnostic_set_kind_override): New.
2884 (diagnostic_report_diagnostic): Check for kind changes.
2885 * opts.c (common_handle_option): Take lang_mask. Update callers.
2887 * common.opt (Werror=): New.
2888 * doc/invoke.texi: Document -Werror=*
2890 2006-01-18 Jeff Law <law@redhat.com>
2892 * tree-vrp.c (test_for_singularity): Correct test for new
2893 min limit. Use operand_equal_p rather than pointer equality
2894 for testing if new min/max values are equal.
2896 * tree-ssa-propagate.c (substitute_and_fold): Delay simplifications
2897 using range information until after propagation and folding.
2899 2006-01-18 Richard Henderson <rth@redhat.com>
2900 Aldy Hernandez <aldyh@redhat.com>
2901 Jakub Jelinek <jakub@redhat.com>
2902 Diego Novillo <dnovillo@redhat.com>
2904 * omp-low.c: New file.
2905 * c-omp.c: New file.
2907 2006-01-18 Richard Henderson <rth@redhat.com>
2908 Jakub Jelinek <jakub@redhat.com>
2909 Diego Novillo <dnovillo@redhat.com>
2911 * doc/invoke.texi: Document -fopenmp.
2912 * tree-dump.h (debug_function): Declare.
2913 * hooks.c (hook_bool_tree_bool_false): New function.
2914 (hook_tree_tree_null): Remove.
2915 (hook_tree_tree_tree_null): New.
2916 * hooks.h: Update to match.
2917 * tree-pretty-print.c (debug_tree_chain): New.
2918 (print_generic_expr): Handle TDF_CHAIN.
2919 (dump_generic_node): Handle BLOCK.
2920 Do not abort with incomplete SWITCH_EXPRs.
2921 Do not dump body of an OpenMP directive if TDF_SLIM is given.
2922 <case OMP_PARALLEL, OMP_FOR, OMP_SECTIONS>: Don't
2923 print space after directive name.
2924 <OMP_FOR>: Handle printing OMP_FOR_PRE_BODY.
2925 Handle OMP_MASTER and OMP_ORDERED.
2926 Handle printing of OMP_BODY just in one place, goto
2927 dump_omp_body in the rest of OMP_* nodes that have
2929 Don't handle clause nodes here. Update omp statements to
2930 use dump_omp_clauses.
2931 Handle OMP_SINGLE, OMP_SECTIONS, OMP_SECTION,
2932 OMP_CLAUSE_ORDERED, OMP_CLAUSE_SCHEDULE, OMP_ATOMIC,
2933 OMP_CRITICAL, OMP_CLAUSE_NOWAIT, GOMP_CLAUSE_IF,
2934 GOMP_CLAUSE_NUM_THREADS, GOMP_FOR, GOMP_CLAUSE_SHARED,
2935 GOMP_CLAUSE_FIRSTPRIVATE, GOMP_CLAUSE_LASTPRIVATE,
2936 GOMP_CLAUSE_COPYIN and GOMP_CLAUSE_COPYPRIVATE.
2937 Adjust output for GOMP_PARALLEL.
2938 (dump_omp_clauses): New.
2939 (print_declaration): Dump DECL_VALUE_EXPR.
2940 (op_symbol_1): Split out of op_symbol.
2941 (dumping_stmts): Remove. Update all users.
2942 * cgraph.c (cgraph_analyze_queue): New.
2943 (cgraph_add_new_function): New.
2944 * cgraph.h (cgraph_analyze_queue): Declare.
2945 (cgraph_add_new_function): Declare.
2946 (cgraph_lower_function): Remove.
2947 * tree.c (walk_tree): Walk OMP_CLAUSE_CHAIN of OMP_CLAUSE_*
2948 nodes. Use switch for all nodes, handle most of IS_EXPR_CODE_CLASS
2949 and TYPE_P nodes in its default clause.
2950 (empty_body_p): New.
2951 (tree_range_check_failed): New.
2953 * tree.h (OMP_CLAUSE_REDUCTION_INIT,
2954 OMP_CLAUSE_REDUCTION_MERGE,
2955 OMP_CLAUSE_REDUCTION_PLACEHOLDER,
2956 OMP_CLAUSE_PRIVATE_DEBUG,
2957 OMP_CLAUSE_LASTPRIVATE_FIRSTPRIVATE, OMP_FOR_PRE_BODY,
2958 OMP_MASTER_BODY, OMP_ORDERED_BODY OMP_BODY,
2959 OMP_CLAUSES, OMP_CLAUSE_DECL, OMP_CLAUSE_DEFAULT_KIND,
2960 OMP_CLAUSE_CHAIN, OMP_CLAUSE_OUTER_DECL,
2961 OMP_CLAUSE_INNER_DECL, OMP_CLAUSE_NUM_THREADS_EXPR,
2962 OMP_CLAUSE_IF_EXPR, OMP_CLAUSE_SCHEDULE_CHUNK_EXPR,
2963 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE. OMP_PARALLEL_VAR_INIT,
2964 OMP_PARALLEL_VAR_REDUC, OMP_FOR_VAR_INIT,
2965 OMP_FOR_VAR_LAST, OMP_FOR_VAR_REDUC,
2966 OMP_SECTIONS_VAR_INIT, OMP_SECTIONS_VAR_LAST,
2967 OMP_SECTIONS_VAR_REDUC, OMP_CLAUSE_REDUCTION_CODE
2968 OMP_SINGLE_CLAUSES, OMP_SINGLE_BODY,
2969 OMP_CLAUSE_SCHEDULE_CHUNK_SIZE, OMP_SECTION_BODY,
2970 OMP_CRITICAL_NAME, OMP_CRITICAL_BODY): New.
2971 (TREE_RANGE_CHECK): New.
2972 (empty_body_p): Declare.
2973 (enum omp_clause_default_kind): New.
2974 (build_string_literal): Declare.
2975 (enum omp_clause_schedule_kind, OMP_CLAUSE_SCHEDULE_KIND): New.
2976 (build5_stat, build5): Declare.
2977 * tree-pass.h (TDF_CHAIN): Define.
2978 * tree-pass.h (PROP_gimple_lomp): Define.
2979 (pass_lower_omp): Declare.
2980 * diagnostic.h (debug_tree_chain): Declare.
2981 * builtins.c (get_builtin_sync_mode): Use 0 as last argument to
2983 (expand_builtin): Handle sync BUILT_IN_*_16 builtins.
2984 * builtins.c (build_string_literal): Make extern.
2985 * gcc.c (include_spec_function): New.
2986 (static_spec_functions): Add it.
2987 (main): Move load of libgomp.spec ...
2988 (LINK_COMMAND_SPEC): ... here.
2989 (link_gomp_spec): New.
2990 (static_specs): Include it.
2991 (LINK_COMMAND_SPEC): Add link_gomp.
2992 (GOMP_SELF_SPECS): New.
2993 (driver_self_specs): Include it.
2994 (switch_matches): Don't mark inline.
2995 (main): Load libgomp.spec.
2996 * tree-gimple.c (is_gimple_stmt): True for OMP_MASTER,
2997 OMP_ORDERED, OMP_CRITICAL, OMP_SECTIONS, OMP_SECTION,
2998 and OMP_SINGLE, OMP_FOR and OMP_PARALLEL.
2999 * tree-gimple.h (enum omp_parallel): Declare.
3000 (determine_parallel_type): Declare.
3001 (omp_firstprivatize_variable): Declare.
3002 (omp_reduction_init): Declare.
3003 (diagnose_omp_structured_block_errors): Declare.
3004 (struct walk_stmt_info): Add want_return_expr.
3005 (struct walk_stmt_info): Add want_bind_expr, want_locations.
3006 (find_omp_clause): Declare.
3007 (insert_field_into_struct): Declare.
3008 (struct walk_stmt_info): Move from tree-nested.c
3009 (walk_stmts): Declare.
3010 * c-cppbuiltin.c (c_cpp_builtins): If -fopenmp, #define _OPENMP
3012 * cgraphunit.c (cgraph_lower_function): Make static.
3013 (cgraph_finalize_pending_functions): New.
3014 (cgraph_finalize_function): Call it.
3015 (cgraph_finalize_compilation_unit): Likewise.
3016 * builtin-types.def (BT_I16, BT_FN_I16_VPTR_I16,
3017 BT_FN_BOOL_VPTR_I16_I16, BT_FN_I16_VPTR_I16_I16): Add.
3018 (BT_FN_UINT_UINT): New.
3019 (DEF_FUNCTION_TYPE_6, DEF_FUNCTION_TYPE_7,
3020 DEF_FUNCTION_TYPE_VAR_4): Document.
3021 (BT_PTR_LONG, BT_PTR_PTR, BT_FN_BOOL, BT_FN_INT,
3022 BT_FN_VOID_PTRPTR, BT_PTR_FN_VOID_PTR,
3023 BT_FN_BOOL_LONGPTR_LONGPTR, BT_FN_VOID_OMPFN_PTR_UINT,
3024 BT_FN_VOID_OMPFN_PTR_UINT_UINT,
3025 BT_FN_BOOL_LONG_LONG_LONG_LONGPTR_LONGPTR,
3026 BT_FN_BOOL_LONG_LONG_LONG_LONG_LONGPTR_LONGPTR,
3027 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG,
3028 BT_FN_VOID_OMPFN_PTR_UINT_LONG_LONG_LONG_LONG): New.
3029 * builtins.def: Update DEF_BUILTIN comment to include COND argument.
3030 Move all DEF_SYNC_BUILTIN () and DEF_GOMP_BUILTIN () builtins
3031 into separate files.
3032 (DEF_GOMP_BUILTIN): New.
3033 (BUILT_IN_OMP_GET_THREAD_NUM, BUILT_IN_GOMP_BARRIER,
3034 BUILT_IN_GOMP_CRITICAL_START, BUILT_IN_GOMP_CRITICAL_END,
3035 BUILT_IN_GOMP_CRITICAL_NAME_START, BUILT_IN_GOMP_CRITICAL_NAME_END,
3036 BUILT_IN_GOMP_LOOP_STATIC_START, BUILT_IN_GOMP_LOOP_DYNAMIC_START,
3037 BUILT_IN_GOMP_LOOP_GUIDED_START, BUILT_IN_GOMP_LOOP_RUNTIME_START,
3038 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_START,
3039 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_START,
3040 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_START,
3041 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_START,
3042 BUILT_IN_GOMP_LOOP_STATIC_NEXT, BUILT_IN_GOMP_LOOP_DYNAMIC_NEXT,
3043 BUILT_IN_GOMP_LOOP_GUIDED_NEXT, BUILT_IN_GOMP_LOOP_RUNTIME_NEXT,
3044 BUILT_IN_GOMP_LOOP_ORDERED_STATIC_NEXT,
3045 BUILT_IN_GOMP_LOOP_ORDERED_DYNAMIC_NEXT,
3046 BUILT_IN_GOMP_LOOP_ORDERED_GUIDED_NEXT,
3047 BUILT_IN_GOMP_LOOP_ORDERED_RUNTIME_NEXT,
3048 BUILT_IN_GOMP_PARALLEL_LOOP_STATIC_START,
3049 BUILT_IN_GOMP_PARALLEL_LOOP_DYNAMIC_START,
3050 BUILT_IN_GOMP_PARALLEL_LOOP_GUIDED_START,
3051 BUILT_IN_GOMP_PARALLEL_LOOP_RUNTIME_START,
3052 BUILT_IN_GOMP_LOOP_END, BUILT_IN_GOMP_LOOP_END_NOWAIT,
3053 BUILT_IN_GOMP_ORDERED_START, BUILT_IN_GOMP_ORDERED_END,
3054 BUILT_IN_GOMP_PARALLEL_START, BUILT_IN_GOMP_PARALLEL_END,
3055 BUILT_IN_GOMP_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_NEXT,
3056 BUILT_IN_GOMP_PARALLEL_SECTIONS_START, BUILT_IN_GOMP_SECTIONS_END,
3057 BUILT_IN_GOMP_SECTIONS_END_NOWAIT, BUILT_IN_GOMP_SINGLE_START,
3058 BUILT_IN_GOMP_SINGLE_COPY_START, BUILT_IN_GOMP_SINGLE_COPY_END): New.
3059 * sync-builtins.def: New file, moved from builtins.def.
3060 * omp-builtins.def: New file, moved from builtins.def.
3061 * c-objc-common.h (LANG_HOOKS_OMP_PREDETERMINED_SHARING): Redefine.
3062 * gimple-low.c (lower_function_body): Clear data.
3063 (lower_stmt): Do not handle COMPOUND_EXPR.
3064 Remove call to print_node_brief.
3065 * c-tree.h (c_finish_omp_clauses): New prototype.
3066 (C_DECL_THREADPRIVATE_P): Define.
3067 (lookup_name_no_remap, c_omp_remap_private): Remove
3068 (c_begin_omp_parallel, c_finish_omp_parallel): Update.
3069 (check_for_loop_decls): Update decl.
3070 (lookup_name_no_remap, c_omp_remap_private): Declare.
3071 (build_indirect_ref, build_modify_expr, pushdecl,
3072 pushdecl_top_level): Move to c-common.h.
3073 * dwarf2out.c (loc_descriptor_from_tree_1): Don't set unsignedp
3074 before the switch, but just in the 2 places that need it.
3075 * c-decl.c (diagnose_mismatched_decls): Do not check for
3076 mismatched thread-local attributes when OLDDECL is marked
3077 threadprivate and NEWDECL has no thread-local attributes.
3078 (merge_decls): Merge C_DECL_THREADPRIVATE_P.
3079 (c_gimple_diagnostics_recursively): Rename from
3080 c_warn_unused_result_recursively. Invoke
3081 diagnose_omp_structured_block_errors.
3082 (check_for_loop_decls): Return a singular decl found.
3083 * langhooks.c (lhd_omp_predetermined_sharing): Return
3084 OMP_CLAUSE_DEFAULT_SHARED for DECL_ARTIFICIAL decls.
3085 (lhd_omp_firstprivatize_type_sizes): New.
3086 (lhd_omp_assignment): New.
3087 (lhd_omp_predetermined_sharing): New.
3088 * langhooks.h (struct gimplify_omp_ctx): Forward declare.
3089 (struct lang_hooks_for_types): Add
3090 omp_firstprivatize_type_sizes, omp_privatize_by_reference,
3091 omp_predetermined_sharing, omp_disregard_value_expr,
3092 omp_private_debug_clause, omp_clause_default_ctor,
3093 omp_clause_copy_ctor, omp_clause_assign_op, omp_clause_dtor.
3094 (c_finish_omp_clauses): New.
3095 (c_finish_bc_stmt): Diagnose break within omp for.
3096 (c_begin_omp_parallel, c_finish_omp_parallel): New.
3097 (build_unary_op): Return error_mark after reporting
3099 (build_modify_expr): Likewise.
3100 * gimplify.c: Include optabs.h and pointer-set.h.
3101 (enum gimplify_omp_var_data): Declare.
3102 (struct gimplify_omp_ctx): Declare.
3103 (struct gimplify_ctx): Add fields prev_context, combined_pre_p
3105 (gimplify_ctxp, gimplify_omp_ctxp): New local variables.
3106 (push_gimplify_context, pop_gimplify_context): Allow nesting.
3107 (splay_tree_compare_decl_uid): New.
3108 (new_omp_context): New.
3109 (delete_omp_context): New.
3110 (gimple_add_tmp_var): Call omp_add_variable.
3111 (gimplify_bind_expr): Likewise.
3112 (gimplify_var_or_parm_decl): If omp_notice_variable returned
3113 true, disregard DECL_VALUE_EXPR on the decl if any.
3114 (gimplify_expr_in_ctx): New.
3115 (omp_firstprivatize_variable, omp_firstprivatize_type_sizes
3116 omp_add_variable, omp_notice_variable, omp_is_private
3117 gimplify_scan_omp_clauses, gimplify_adjust_omp_clauses_1
3118 gimplify_adjust_omp_clauses, gimplify_omp_parallel
3119 gimplify_omp_for, gimplify_omp_workshare, goa_lhs_expr_p
3120 gimplify_omp_atomic_fetch_op, goa_stabilize_expr
3121 gimplify_omp_atomic_pipeline, gimplify_omp_atomic_mutex
3122 gimplify_omp_atomic): New.
3123 (gimplify_expr): Handle OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
3124 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
3125 OMP_CRITICAL and OMP_ATOMIC.
3126 (gimplify_body): Verify gimplify_ctxp is empty after gimplification.
3127 * c-pragma.h (enum pragma_kind): Add
3128 PRAGMA_OMP_ATOMIC, PRAGMA_OMP_BARRIER,
3129 PRAGMA_OMP_CRITICAL, PRAGMA_OMP_FLUSH, PRAGMA_OMP_FOR,
3130 PRAGMA_OMP_MASTER, PRAGMA_OMP_ORDERED,
3131 PRAGMA_OMP_PARALLEL, PRAGMA_OMP_PARALLEL_FOR,
3132 PRAGMA_OMP_PARALLEL_SECTIONS, PRAGMA_OMP_SECTION,
3133 PRAGMA_OMP_SECTIONS, PRAGMA_OMP_SINGLE,
3134 PRAGMA_OMP_THREADPRIVATE.
3135 * tree.def (OMP_PARALLEL, OMP_FOR, OMP_SECTIONS,
3136 OMP_SINGLE, OMP_SECTION, OMP_MASTER, OMP_ORDERED,
3137 OMP_CRITICAL, OMP_ATOMIC, OMP_CLAUSE_PRIVATE,
3138 OMP_CLAUSE_SHARED, OMP_CLAUSE_FIRSTPRIVATE,
3139 OMP_CLAUSE_LASTPRIVATE, OMP_CLAUSE_REDUCTION,
3140 OMP_CLAUSE_COPYIN, OMP_CLAUSE_COPYPRIVATE,
3141 OMP_CLAUSE_IF, OMP_CLAUSE_NUM_THREADS,
3142 OMP_CLAUSE_SCHEDULE, OMP_CLAUSE_NOWAIT,
3143 OMP_CLAUSE_ORDERED, OMP_CLAUSE_DEFAULT): Define.
3144 * print-tree.c (print_node): Dump DECL_VALUE_EXPR.
3145 * tree-ssa-dce.c (find_control_dependence): Do not assume that
3146 ENTRY_BLOCK_PTR->next_bb == single_succ (ENTRY_BLOCK_PTR).
3147 * tree-nested.c (convert_call_expr): Call walk_body on OMP_BODY for
3149 (struct nesting_info): Add field_map,
3150 suppress_expansion, debug_var_chain.
3151 (create_nesting_tree): Initialize them.
3152 (lookup_field_for_decl): Use field_map.
3153 (get_nonlocal_debug_decl, get_local_debug_decl): New.
3154 (convert_local_omp_clauses): New.
3155 (finalize_nesting_tree_1): Add debug_var_chain to toplevel block.
3156 (walk_body): Split out of walk_function.
3157 (convert_nonlocal_omp_clauses, convert_local_omp_clauses): New.
3158 (convert_nonlocal_reference): Handle omp statements.
3159 (convert_local_reference): Likewise.
3160 (unnest_nesting_tree_1): Split out of finalize_nesting_tree_1.
3161 (unnest_nesting_tree): New.
3162 (lower_nested_functions): Call it.
3163 (insert_field_into_struct): Make extern.
3164 (struct walk_stmt_info): Move to tree-gimple.h.
3165 (walk_stmts): Make extern.
3166 * omp-builtins.def: New file.
3167 * tree-iterator.c (expr_only): Clarify comment.
3168 * c-common.h (pushdecl_top_level, pushdecl,
3169 build_modify_expr, build_indirect_ref,
3170 c_finish_omp_master, c_finish_omp_critical,
3171 c_finish_omp_ordered, c_finish_omp_barrier,
3172 c_finish_omp_atomic, c_finish_omp_flush,
3173 c_finish_omp_for, c_split_parallel_clauses,
3174 omp_clause_default_kind, c_omp_sharing_predetermined,
3175 c_omp_remap_decl): Declare.
3176 * Makefile.in (BUILTINS_DEF): Add omp-builtins.def.
3177 (OBJS-common): Add omp-low.o.
3178 (c-omp.o, omp-low.o): Add.
3179 (gimplify.o): Add dependency on $(OPTABS_H).
3180 (GTFILES): Add omp-low.c.
3181 (gt-stringpool.h): Add.
3182 * tree-cfg.c (set_bb_for_stmt): Do not update the
3183 block-to-labels map if we are currently expanding to RTL.
3184 (tree_node_can_be_shared): Remove unnecessary CONSTANT_CLASS_P
3186 Handle IDENTIFIER_NODE.
3187 (tree_verify_flow_info): Do not ICE when emitting error
3188 messages about invalid labels.
3189 (dump_function_to_file): Reset CFUN before emitting the body
3191 (debug_function): New.
3192 * passes.c (init_optimization_passes): Schedule
3194 * langhooks-def.h (lhd_omp_predetermined_sharing,
3195 lhd_omp_assignment, lhd_omp_firstprivatize_type_sizes):
3197 (LANG_HOOKS_OMP_FIRSTPRIVATIZE_TYPE_SIZES): Define.
3198 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Use it.
3199 (LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE,
3200 LANG_HOOKS_OMP_PREDETERMINED_SHARING,
3201 LANG_HOOKS_OMP_DISREGARD_VALUE_EXPR,
3202 LANG_HOOKS_OMP_PRIVATE_DEBUG_CLAUSE,
3203 LANG_HOOKS_OMP_CLAUSE_DEFAULT_CTOR,
3204 LANG_HOOKS_OMP_CLAUSE_COPY_CTOR,
3205 LANG_HOOKS_OMP_CLAUSE_ASSIGN_OP,
3206 LANG_HOOKS_OMP_CLAUSE_DTOR): Define.
3207 (LANG_HOOK_DECLS): Use them.
3209 2006-01-18 Dmitry Kurochkin <dmitry.kurochkin@gmail.com>
3210 Richard Henderson <rth@redhat.com>
3211 Jakub Jelinek <jakub@redhat.com>
3212 Diego Novillo <dnovillo@redhat.com>
3214 * c-parser.c (pragma_omp_clause): Define.
3215 (c_parser_declaration_or_fndef): Document OpenMP syntax.
3216 (c_parser_compound_statement): Likewise.
3217 (c_parser_statement): Likewise.
3218 (c_parser_pragma): Handle omp pragmas.
3219 (OMP_FOR_CLAUSE_MASK, OMP_SECTIONS_CLAUSE_MASK,
3220 OMP_PARALLEL_CLAUSE_MASK, OMP_SINGLE_CLAUSE_MASK): Define.
3221 (c_parser_omp_clause_name, check_no_duplicate_clause,
3222 c_parser_omp_variable_list,
3223 c_parser_omp_var_list_parens, c_parser_omp_clause_copyin,
3224 c_parser_omp_clause_copyprivate,
3225 c_parser_omp_clause_default,
3226 c_parser_omp_clause_firstprivate, c_parser_omp_clause_if,
3227 c_parser_omp_clause_lastprivate,
3228 c_parser_omp_clause_nowait,
3229 c_parser_omp_clause_num_threads,
3230 c_parser_omp_clause_ordered, c_parser_omp_clause_private,
3231 c_parser_omp_clause_reduction,
3232 c_parser_omp_clause_schedule, c_parser_omp_clause_shared,
3233 c_parser_omp_all_clauses, c_parser_omp_structured_block,
3234 c_parser_omp_atomic, c_parser_omp_barrier,
3235 c_parser_omp_critical, c_parser_omp_flush,
3236 c_parser_omp_for_loop, c_parser_omp_for,
3237 c_parser_omp_master, c_parser_omp_ordered,
3238 c_parser_omp_sections_scope, c_parser_omp_sections,
3239 c_parser_omp_parallel, c_parser_omp_single,
3240 c_parser_omp_construct, c_parser_omp_threadprivate): New.
3241 * c-pragma.c (init_pragma): Do omp pragma registration here.
3242 * c.opt (fopenmp): New flag.
3244 2006-01-18 Eric Christopher <echristo@apple.com>
3246 * gcc.c (GOMP_SELF_SPECS): Bracket in #ifndef/#endif.
3247 * config/darwin.h (GOMP_SELF_SPECS): Define.
3249 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3251 * rtl.h: Remove the prototype for reg_alloc.
3253 2006-01-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3256 * config.gcc (hppa*-*-linux*, hppa[12]*-*-hpux10*, hppa*64*-*-hpux11*,
3257 hppa[12]*-*-hpux11*): Override default shared libgcc version for both
3258 sjlj and dwarf2 exception handling.
3259 * pa/t-hpux-shlib (SHLIB_SOVERSION): New make variable.
3260 Rework to allow overriding SHLIB_EXT and SHLIB_SOVERSION.
3261 * pa/pa.c (function_value): Treat complex and vector types as
3263 (function_arg): Likewise. Only pass scalar floats in the floating
3264 point argument registers.
3265 * pa/t-slibgcc-dwarf-ver: New file.
3266 * pa/t-slibgcc-sjlj-ver: New file.
3267 * pa/t-slibgcc-elf-ver: Delete file.
3269 2006-01-19 Alan Modra <amodra@bigpond.net.au>
3271 * config/rs6000/rs6000.c (rs6000_assemble_integer): Correct
3272 unlikely_test_section_p test.
3274 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3276 * mode-switching.c (optimize_mode_switching): Make it static.
3277 * basic-block.h: Remove the prototype for
3278 optimize_mode_switching.
3280 * modulo-sched.c (sms_schedule): Make it static.
3281 * rtl.h: Remove the prototype for sms_schedule.
3283 * postreload-gcse.c (gcse_after_reload_main): Make it static.
3284 * rtl.h: Remove the prototype for gcse_after_reload_main.
3286 * reg-stack.c (reg_to_stack): Make it static.
3287 * rtl.h: Remove the prototype for reg_to_stack.
3289 * regrename.c (regrename_optimize, copyprop_hardreg_forward):
3291 * rtl.h: Remove the prototypes for regrename_optimize and
3292 copyprop_hardreg_forward.
3294 2006-01-18 Eric Botcazou <ebotcazou@adacore.com>
3296 * config/alpha/alpha.c (alpha_split_tfmode_pair): Rename into
3297 alpha_split_tmode_pair. Add 'mode' and 'fixup_overlap' arguments.
3298 Test against the appropriate null constant for the mode.
3299 If 'fixup_overlap' is true, swap the operands if they overlap.
3300 (alpha_split_tfmode_frobsign): Adjust call to alpha_split_tfmode_pair.
3301 * config/alpha/alpha-protos.h (alpha_split_tfmode_pair): Rename into
3302 alpha_split_tmode_pair and adjust for above change.
3303 * config/alpha/alpha.md (movtf_internal): Adjust call to
3304 alpha_split_tfmode_pair and rely on it to swap the operands.
3305 (movti_internal): New insn and post-reload splitter.
3306 (movti): New expander.
3308 2006-01-18 Philippe De Muyter <phdm@macqel.be>
3310 * config/m68k/m68k.md (*addsi3_5200): Allow addq/subq to memory
3313 2006-01-18 Kazu Hirata <kazu@codesourcery.com>
3315 * rtlanal.c (global_reg_mentioned_p_1,
3316 global_reg_mentioned_p): Remove.
3317 * rtl.h: Remove the prototype for global_reg_mentioned_p.
3319 * flow.c (initialize_uninitialized_subregs): Make it static.
3320 * rtl.h: Remove the prototype for
3321 initialize_uninitialized_subregs.
3323 * function.c (instantiate_virtual_regs): Make it static.
3324 * function.h: Remove the prototype for
3325 instantiate_virtual_regs.
3327 * regmove.c (regmove_optimize, combine_stack_adjustments):
3329 * rtl.h: Remove the prototypes for regmove_optimize and
3330 combine_stack_adjustments.
3332 2006-01-17 Roger Sayle <roger@eyesopen.com>
3334 * config/i386/i386.c (COSTS_N_BYTES): New macro.
3335 (size_cost): Encode costs in bytes so that a reg-reg addition is
3336 equivalent to COSTS_N_INSNS(1).
3337 (override_options): Use the size_cost.branch_cost as the default
3338 ix86_branch_cost when optimizing for size.
3340 2006-01-18 Ben Elliston <bje@au.ibm.com>
3342 * Makefile.in (D32PBIT_FUNCS): New.
3343 (D64PBIT_FUNCS, D128PBIT_FUNCS): Likewise.
3344 (libgcc.mk): Set D32PBIT, D64PBIT, D128PBIT, D32PBIT_FUNCS,
3345 D64PBIT_FUNCS and D128PBIT_FUNCS.
3346 (LIBGCC_DEPS): Include $(D32PBIT), $(D64PBIT), $(D128PBIT).
3347 * mklibgcc.in Bring in the DFP support code if D32PBIT, D64PBIT or
3349 (decnumber_dep): Define.
3350 * doc/libgcc.texi (Decimal float library routines): New node.
3351 * config/dfp-bit.h, config/dfp-bit.c: New files.
3353 2006-01-18 Ben Elliston <bje@au.ibm.com>
3355 * expr.c (emit_move_change_mode): Always adjust addresses, not
3356 just during reload. Copy replacements only during reload.
3357 (emit_move_insn_1): Move MODE_DECIMAL_FLOAT modes by invoking
3358 emit_move_via_integer.
3360 2006-01-17 Shantonu Sen <ssen@opendarwin.org>
3362 * Makefile.in (check-%, check-consistency): Use $${srcdir}
3363 instead of $(srcdir) and ${srcdir}.
3365 2006-01-17 Richard Earnshaw <rearnsha@arm.com>
3369 * arm.h (struct machine_function): Add pic_reg.
3370 * arm.c (arm_pic_register): Make unsigned.
3371 (arm_override_options): Only set arm_pic_register if
3372 TARGET_SINGLE_PIC_BASE.
3373 (use_return_insn): Only test for a pic register if it is fixed.
3374 (arm_compute_save_reg0_reg12_mask): Likewise.
3375 (thumb_compute_save_reg_mask): Likewise.
3376 (legitimate_pic_operand): Factor out some known invariants.
3377 (legitimize_pic_address): If we don't have a fixed pic register,
3378 then set up a pseudo in the function entry sequence. Handle the
3379 pic base being in a pseudo.
3380 (arm_load_pic_register): Handle the pic register being in a pseudo.
3381 (arm_expand_prologue): Only set up the pic register if it is fixed.
3382 (thumb_expand_prologue): Likewise.
3383 * arm.md (pic_load_addr_based): Handle the pic base being a pseudo.
3384 (pic_load_addr_based_insn): Likewise.
3385 (builtin_setjmp_receiver): Don't restore the pic base if it isn't
3388 2006-01-18 Ben Elliston <bje@au.ibm.com>
3390 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Reject
3391 decimal float modes for all floating point registers.
3393 * config/rs6000/predicates.md (reg_or_mem_operand): Pair up
3394 match_code "mem" with match_test "macho_lo_sum_memory_operand".
3396 2006-01-17 Jakub Jelinek <jakub@redhat.com>
3399 * c-typeck.c (build_unary_op): Fold offsetof-like expressions
3400 even when the pointer is not NULL.
3402 2006-01-16 Ian Lance Taylor <ian@airs.com>
3404 * common.opt (ftoplevel-reorder): New option.
3405 * cgraph.c (cgraph_asm_nodes): New global variable.
3406 (cgraph_asm_last_node): New static variable.
3407 (cgraph_order): New global variable.
3408 (cgraph_create_node): Set new order field.
3409 (cgraph_varpool_node): Likewise.
3410 (decide_is_variable_needed): Return true if not
3411 flag_toplevel_reorder.
3412 (cgraph_add_asm_node): New function.
3413 * cgraph.h (struct cgraph_node): Add order field.
3414 (struct cgraph_varpool_node): Add order field.
3415 (struct cgraph_asm_node): Define.
3416 (cgraph_asm_nodes, cgraph_order): Declare.
3417 (cgraph_add_asm_node): Declare.
3418 * cgraphunit.c (cgraph_varpool_assemble_decl): New static
3420 (cgraph_varpool_assemble_pending_decls): Call it.
3421 (cgraph_output_pending_asms): New static function.
3422 (cgraph_finalize_compilation_unit): Call it.
3423 (struct cgraph_order_sort): Define.
3424 (cgraph_output_in_order): New static function.
3425 (cgraph_optimize): Call cgraph_output_pending_asms. Add code for
3426 !flag_toplevel_reorder case.
3427 * c-parser.c: Include "cgraph.h".
3428 (c_parser_asm_definition): Call cgraph_add_asm_node rather than
3430 * Makefile.in (CRTSTUFF_CFLAGS): Use -fno-toplevel-reorder rather
3431 than -fno-unit-at-a-time.
3432 * doc/invoke.texi (Option Summary): Mention
3433 -fno-toplevel-reorder.
3434 (Optimize Options): Document -fno-toplevel-reorder. Mention it in
3435 -funit-at-a-time documentation.
3437 2006-01-17 Hans-Peter Nilsson <hp@axis.com>
3438 Kazu Hirata <kazu@codesourcery.com>
3440 * Makefile.in (FUNCTION_H, LAMBDA_H): Use $(TREE_H), not tree.h.
3442 2006-01-17 Kazu Hirata <kazu@codesourcery.com>
3444 * Makefile.in (FUNCTION_H): New. Use it instead of
3445 function.h throughout the file.
3446 * function.h: Include tree.h.
3448 2006-01-17 Ben Elliston <bje@au.ibm.com>
3450 * recog.c: Separate some functions with whitespace.
3452 2006-01-16 Richard Henderson <rth@redhat.com>
3454 Merge from gomp branch:
3455 * Makefile.in (TREE_INLINE_H): New. Use it as needed.
3456 * tree-inline.h (struct copy_body_data): Move from tree-inline.c
3457 and rename from struct inline_data. Rename callee* to dst*;
3458 caller* to src*; add copy_decl hook, transform_call_graph_edges,
3459 transform_new_cfg, transform_return_to_modify, and
3460 transform_lang_insert_block flags; remove cloning_p, versioning_p,
3462 (copy_body_r, insert_decl_map, remap_decl, remap_type): Declare.
3463 (copy_decl_for_dup): Remove.
3464 * tree-inline.c (struct inline_data): Move to header.
3465 (insert_decl_map): Export.
3466 (remap_decl): Update for member name changes. Use copy_decl hook.
3467 Allow for replacement to be a non-decl. Remove dead code.
3468 (remap_type_1): Check for existing mapping.
3469 (remap_type): Export.
3470 (remap_decls): Update for member name changes.
3471 (remap_block, copy_bb, copy_cfg_body, copy_generic_body): Likewise.
3472 (copy_body, setup_one_parameter, declare_return_variable): Likewise.
3473 (expand_call_inline, optimize_inline_calls, clone_body): Likewise.
3474 (copy_tree_r, mark_local_for_remap_r, unsave_expr_now): Likewise.
3475 (tree_function_versioning, build_duplicate_type): Likewise.
3476 (copy_body_r): Likewise. Export.
3477 (copy_decl_for_dup): Split into ...
3478 (copy_decl_for_dup_finish, copy_decl_to_var,
3479 copy_decl_no_change, copy_decl_maybe_to_var): ... these.
3480 (replace_ref_tree, inlining_p): Remove.
3482 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3484 * ifcvt.c (if_convert): Make it static.
3485 * rtl.h: Remove the prototype for if_convert.
3487 * local-alloc.c (local_alloc): Make it static.
3488 * rtl.h: Remove the prototype for local_alloc.
3490 * loop.c (loop_optimize): Make it static.
3491 * cfgloop.h: Remove the prototype for loop_optimize.
3494 2006-01-16 DJ Delorie <dj@redhat.com>
3496 * reload.c (reg_overlap_mentioned_for_reload_p): Handle subregs of
3499 2006-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3501 * pa.md: Disparage copies between general and floating-point registers
3502 in 32-bit move patterns.
3504 2006-01-16 H.J. Lu <hongjiu.lu@intel.com>
3507 * Makefile.in (check-%): Depend on site.exp instead of
3508 $(TESTSUITEDIR)/site.exp. Run "runtest" in separate language
3511 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3513 * global.c (global_alloc): Make it static.
3514 * rtl.h: Remove the prototype for global_alloc.
3516 2006-01-16 Richard Guenther <rguenther@suse.de>
3518 * tree-ssa-alias.c (struct used_part): Add write_only field.
3519 (get_or_create_used_part_for): Initialize it to true.
3520 (create_overlap_variables_for): Don't create structure variables
3521 for structures that only are written to.
3522 (find_used_portions): Handle MODIFY_EXPR to track whether a
3523 structure is only written to.
3525 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3527 * bb-reorder.c (partition_hot_cold_basic_blocks): Make it
3529 * basic-block.h: Remove the prototype for
3530 partition_hot_cold_basic_blocks.
3532 2006-01-16 Rafael Ãvila de EspÃÂndola <rafael.espindola@gmail.com>
3534 * cppspec.c (lang_specific_spec_functions): Remove.
3535 * gcc.c (lookup_spec_function): Use static_spec_functions directly.
3536 * gcc.h (lang_specific_spec_functions): Remove.
3537 * gccspec.c (lang_specific_spec_functions): Remove.
3539 2006-01-16 Paolo Bonzini <bonzini@gnu.org>
3541 * combine.c (record_value_for_reg): Invalidate registers
3543 (record_dead_and_set_regs_1): Likewise, by passing them to
3544 record_value_for_reg.
3545 (record_dead_and_set_regs): Invalidate stores made by a
3546 call. We do not combine across a call, but we still
3547 relied on equivalences.
3549 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3551 * tree-vrp.c (extract_range_from_binary_expr): Cope with
3552 vrp_int_const_binop returning non-constant nodes.
3554 2006-01-16 Paul Brook <paul@codesourcery.com>
3556 * config/m68k/m68k.c (output_move_const_into_data_reg):
3557 Output correct mnemonic for mvz and mvs.
3559 2006-01-16 Gabor Loki <loki@gcc.gnu.org>
3561 * rtl-factoring.c: Add sequence abstraction algorithm.
3562 * cfgcleanup.c (outgoing_edges_match): Extra checks.
3563 (try_crossjump_to_edge): Avoid deleting preserve label when redirecting
3565 (block_has_preserve_label): New function.
3566 * common.opt: Register new pass.
3567 * Makefile.in: Ditto.
3569 * timevar.def: Ditto.
3570 * tree-pass.h: Ditto.
3571 * emit-rtl.c (make_jump_insn_raw): Remove forward decl.
3572 * rtl.h (make_jump_insn_raw): Add forward decl.
3573 * doc/invoke.texi: Add documentation for -frtl-abstract-sequences.
3575 2006-01-16 Eric Botcazou <ebotcazou@adacore.com>
3576 Roger Sayle <roger@eyesopen.com>
3578 * fold-const.c (fold_minmax): New static function.
3579 (fold_binary) <MIN_EXPR>: Call it.
3580 <MAX_EXPR>: Likewise.
3581 * stor-layout.c (place_field): Use DECL_SIZE consistently
3582 in the computation of the new record size.
3584 2006-01-16 Kazu Hirata <kazu@codesourcery.com>
3586 * cse.c (cse_condition_code_reg): Make it static.
3587 * rtl.h: Remove the prototype for cse_condition_code_reg.
3589 * combine.c (combine_instructions): Make it static.
3590 * rtl.h: Remove the prototype for combine_instructions.
3592 2006-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3595 * tree.c (get_file_function_name_long): Concatenate the first global
3596 object name with a string derived from the input filename of the object
3599 2006-01-16 Ben Elliston <bje@au.ibm.com>
3601 * config/i386/winnt-stubs.c: Update FSF address.
3602 * config/xtensa/ieee754-df.S: Ditto.
3603 * config/xtensa/ieee754-sf.S: Ditto.
3605 2006-01-14 Ian Lance Taylor <ian@airs.com>
3607 * ifcvt.c (noce_init_if_info): New static function, broken out of
3608 noce_process_if_block.
3609 (noce_process_if_block): Call noce_init_if_info.
3610 (check_cond_move_block): New static function.
3611 (cond_move_process_if_block): New static function.
3612 (process_if_block): Call cond_move_process_if_block.
3614 2006-01-15 Kazu Hirata <kazu@codesourcery.com>
3616 * cselib.c (hash_table): Rename to cselib_hash_table.
3617 (cselib_clear_table, discard_useless_values,
3618 remove_useless_values, cselib_lookup_mem, cselib_lookup,
3619 cselib_init, cselib_finish): Adjust uses of hash_table.
3621 2006-01-14 Kazu Hirata <kazu@codesourcery.com>
3623 PR tree-optimization/25485
3624 * tree-vrp.c (extract_range_from_binary_expr): Handle cases
3625 where one of the operands of TRUTH_AND_EXPR and TRUTH_OR_EXPR
3626 is known to be false and true, respectively.
3628 2006-01-14 Richard Guenther <rguenther@suse.de>
3630 PR tree-optimization/22548
3631 PR tree-optimization/22555
3632 PR tree-optimization/22501
3633 * Makefile.in (tree-ssa-structalias.o): Depend on $(PARAMS_H).
3634 * params.def (salias-max-array-elements): New parameter.
3635 * params.h (SALIAS_MAX_ARRAY_ELEMENTS): Define.
3636 * doc/invoke.texi (salias-max-array-elements): Document.
3637 * tree-flow-inline.h (var_can_have_subvars): We also handle
3639 * tree-ssa-alias.c (find_used_portions): Handle ARRAY_REF like
3641 * tree-ssa-structalias.c (params.h): Include.
3642 (push_fields_onto_fieldstack): Handle ARRAY_TYPE.
3643 (find_func_aliases): Handle multiple constraints from ARRAY_REF.
3644 (get_constraint_for): For ADDR_EXPR operating on something
3645 containing an ARRAY_REF, add all subvars to the solution.
3646 (handle_ptr_arith): Handle ARRAY_TYPE like RECORD_TYPE types.
3647 * tree-ssa-operands.c (parse_ssa_operands): Handle ARRAY_REF
3648 for creating MUST_DEFs.
3649 (get_expr_operands): Treat ARRAY_REF like COMPONENT_REF wrt subvars.
3651 2006-01-14 Zdenek Dvorak <dvorakz@suse.cz>
3653 * tree-ssa-loop-niter.c (number_of_iterations_cond): Split into several
3655 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
3656 assert_no_overflow_lt, assert_loop_rolls_lt, number_of_iterations_lt,
3657 number_of_iterations_le): New functions.
3658 (number_of_iterations_special): Removed.
3659 (number_of_iterations_exit): Do not use number_of_iterations_special.
3660 * tree.c (unsigned_type_for): Always return integer type.
3662 2006-01-14 Steven Bosscher <stevenb.gcc@gmail.com>
3663 Richard Guenther <rguenther@suse.de>
3665 PR rtl-optimization/24257
3666 * gcse.c (find_moveable_store): Only consider a store movable
3667 when the SET_SRC of the insn can be assigned to a register.
3669 2006-01-14 Ian Lance Taylor <ian@airs.com>
3671 * tree.c (tree_not_class_check_failed): New function.
3672 * tree.h (NON_TYPE_CHECK): Call tree_not_class_check_failed.
3673 (tree_not_class_check_failed): Declare.
3675 2006-01-13 Ian Lance Taylor <ian@airs.com>
3677 * reload1.c (do_output_reload): Add assertion rejecting a
3680 2006-01-13 Adam Nemet <anemet@caviumnetworks.com>
3682 * combine.c (struct reg_stat): Add new fields truncation_label and
3684 (record_value_for_reg): Reset truncated_to_mode.
3685 (record_truncated_value): New function.
3686 (check_promoted_subreg): Call it. Rename to check_conversions.
3687 (combine_instructions): Rename check_promoted_subreg to
3689 (reg_truncated_to_mode): New function.
3690 (make_extraction): Use it. Check TRULY_NOOP_TRUNCATION.
3691 (gen_lowpart_or_truncate): New function.
3692 (force_to_mode): Use it instead of gen_lowpart.
3694 2006-01-13 Diego Novillo <dnovillo@redhat.com>
3696 * tree-ssa-alias.c (add_type_alias): Fix typo. Test whether
3697 VAR is a tag, not its type tag.
3699 2006-01-13 Alexandre Oliva <aoliva@redhat.com>
3701 * config/i386/sse.md (*vec_extractv2di_1_sse2): Reorder
3702 alternatives to match style of other entries.
3703 (*vec_extractv2di_1_sse): Likewise. Fix mode attr.
3705 2006-01-13 Daniel Berlin <dberlin@dberlin.org>
3707 PR tree-optimization/25771
3708 * tree-ssa-pre.c (insert_extra_phis): Don't insert merges of abnormal
3711 2006-01-13 Andrew Pinski <pinskia@physics.uc.edu>
3714 * tree-inline.c (declare_return_variable): If the return variable
3715 was marked as a non gimple complex, set the return slot variable
3716 to be a non gimple comple variable.
3718 2006-01-13 Richard Guenther <rguenther@suse.de>
3720 * builtins.c (expand_builtin_sincos): New function.
3721 (expand_builtin_mathfn_3): Remove dead code, sin and cos
3723 (expand_builtin): Expand sincos using expand_builtin_sincos.
3725 2006-01-12 DJ Delorie <dj@redhat.com>
3727 * config/m32c/shift.md: Rewrite: Allow arbitrary operands for
3728 shift counts, separate SI shifts for m32c vs m16c, pass shift type
3729 so that constant shifts can be split.
3730 * config/m32c/m32c.c (m32c_const_ok_for_constraint_p): Add In6.
3731 (m32c_valid_pointer_mode): Make static.
3732 (shift_gen_func_for): New.
3733 (m32c_prepare_shift): Use it. Split large const shifts into
3735 * config/m32c/predicates.md (shiftcount_operand): Allow more
3737 (longshiftcount_operand): New.
3738 * doc/md.texi (Machine Constraints): Document In6.
3740 2006-01-13 Ben Elliston <bje@au.ibm.com>
3742 * doc/tm.texi (Data Output): Add REAL_VALUE_TO_TARGET_DECIMAL32,
3743 REAL_VALUE_TO_TARGET_DECIMAL64 and REAL_VALUE_TO_TARGET_DECIMAL128
3746 2006-01-12 Daniel Berlin <dberlin@dberlin.org>
3748 * tree-ssa-operands.c (add_call_clobber_ops): Use SFT_PARENT_VAR
3749 to try to avoid clobbering pieces of structures when we know
3750 something about the whole structure.
3751 * tree-ssa-alias.c (create_sft): Set SFT_PARENT_VAR
3753 2006-01-13 Ben Elliston <bje@au.ibm.com>
3755 * doc/rtl.texi (Insns): Remove statement that libcalls cannot
3756 return in memory, as this is no limitation is no longer present.
3758 2006-01-12 DJ Delorie <dj@redhat.com>
3760 * config/m32c/addsub.md (addhi3): Add two more alternatives, for
3761 mova with fb, and for fb+0 -> An.
3763 * config/m32c/mov.md (peephole2): Fix enabling logic.
3765 * config/m32c/m32c.h (CTOR_LIST_BEGIN, CTOR_LIST_END,
3766 DTOR_LIST_BEGIN, DTOR_LIST_END, CTORS_SECTION_ASM_OP,
3767 DTORS_SECTION_ASM_OP, INIT_ARRAY_SECTION_ASM_OP,
3768 FINI_ARRAY_SECTION_ASM_OP): Define.
3770 * config/m32c/m32c.c (m32c_legitimize_address): Remove temporary
3772 (m32c_legitimize_reload_address): New logic to reload FB to An.
3773 (m32c_output_reg_push): Add newline.
3774 (m32c_output_reg_pop): Likewise.
3776 2006-01-12 Ulrich Weigand <uweigand@de.ibm.com>
3778 * struct-equiv.c (find_dying_inputs): Fix off-by-one bug.
3780 2006-01-11 Andrew Pinski <pinskia@physics.uc.edu>
3782 * config/i386/darwin.h (SUBTARGET_ENCODE_SECTION_INFO): Define.
3784 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3786 * config/sh/predicates.md (sh_rep_vec): Add parallel to
3789 2006-01-11 Ben Elliston <bje@au.ibm.com>
3791 * rtlanal.c (find_reg_note): Assert insn is not null.
3793 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3795 * df-scan.c (df_hard_reg_init): Move declaration of i outside
3798 2006-01-11 Jeff Law <law@redhat.com>
3800 * tree-ssa-threadupdate.c (threaded_edges): New VEC to
3802 (mark_threaded_blocks, register_jump_thread): New functions.
3803 (thread_through_all_blocks): Remove unwanted argument. No
3804 longer rely on e->aux to communicate thread target info.
3805 Call mark_threaded_blocks. Release the threaded_blocks
3806 bitmap and threaded_edges vector when complete.
3807 * tree-ssa-dom.c (struct edge_info): Remove redirection_target field.
3808 (threaded_blocks): Remove.
3809 (tree_ssa_dominator_optimize): Remove initialization and
3810 finalization of threaded_blocks. Simplify call to
3811 thread_through_all_blocks.
3812 (thread_across_edge): Call register_jump_thread rather than
3813 storing thread information into e->aux.
3814 (free_all_edge_infos): Simplify now that e->aux is no longer
3815 used to communicate with thread_through_all_blocks.
3816 * tree-flow.h (thread_through_all_blocks): Update prototype.
3817 (register_jump_thread): Prototype.
3819 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3821 * df-core.c (df_compact_blocks, df_bb_replace): Use
3822 SET_BASIC_BLOCK instead of BASIC_BLOCK.
3824 2006-01-11 Richard Guenther <rguenther@suse.de>
3826 PR tree-optimization/25734
3827 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Do not
3828 stop propagation after successful propagation to the LHS.
3830 2006-01-11 Kazu Hirata <kazu@codesourcery.com>
3832 * basic-block.h (control_flow_graph): Change the type of
3833 x_basic_block_info to VEC(basic_block,gc) *.
3834 (BASIC_BLOCK_FOR_FUNCTION, BASIC_BLOCK): Adjust the uses of
3836 (SET_BASIC_BLOCK): New.
3837 * cfg.c (compact_blocks, expunge_block): Use SET_BASIC_BLOCK
3838 instead of BASIC_BLOCK when assigning to BASIC_BLOCK.
3839 * cfgbuild.c (find_basic_blocks): Likewise.
3840 * cfglayout.c (fixup_reorder_chain): Likewise.
3841 * cfgrtl.c (create_basic_block_structure,
3842 rtl_create_basic_block): Likewise.
3843 * ifcvt.c (find_if_case_1): Likewise.
3844 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb):
3847 2006-01-11 Kenneth Zadeck <zadeck@naturalbridge.com>
3849 * Makefile.in: Removed rotted odf.c entry.
3851 2006-01-11 Hans-Peter Nilsson <hp@axis.com>
3854 * config/cris/cris.md ("*extopqihi_side", "*extop<mode>si_side")
3855 ("*extop<mode>si_swap_side_biap", "*extop<mode>si_swap_side",
3856 ("*extopqihi", "*extop<mode>si", "*extop<mode>si_swap"): Use %E
3857 output pattern modifier, not %e.
3858 * config/cris/cris.c (cris_op_str): Update comment about pattern
3860 (cris_print_operand) <case 'e'>: Clear cris_output_insn_is_bound
3861 before falling through into...
3862 <case 'E'>: Redefined from old 'e' case.
3864 2006-01-11 Jan Hubicka <jh@suse.cz>
3867 * i386.c (ix86_init_mmx_sse_builtins): Do not delcare float128
3869 2006-01-11 Jan Hubicka <jh@suse.cz>
3871 * i386.h (TARGET_DECOMPOSE_LEA): Kill.
3872 * i386.c (x86_decompose_lea): Kill.
3873 (ix86_rtx_costs): Kill.
3875 2006-01-11 Jan Hubicka <jh@suse.cz>
3877 * cgraph.c (cgraph_insert_node_to_hashtable): New function.
3878 * cgraph.h (cgraph_node): Add inline_decl.
3879 (cgraph_insert_node_to_hashtable): Declare.
3880 (save_inline_function_body): Declare.
3881 * cgraphunit.c (verify_cgraph_node): Inline edges might point to inline
3883 (cgraph_preserve_function_body_p): Do not presrve when dump is enabled.
3884 (cgraph_function_versioning): Update call of tree_function_versioning.
3885 (save_inline_function_body): New function.
3886 * function.h (struct function): Kill saved_eh, saved_cfg, saved_args,
3887 saved_static_chain_decl, saved_blocks and saved-unexpanded_var_list.
3888 * ipa-inline.c (cgraph_mark_inline_edge): Look for inline clones.
3889 (cgraph_default_inline_p): Likewise.
3890 (cgraph_decide_inlining_incrementally): Likewise.
3891 * tree-inline.c (inline_data): Kill saving_p add update_clones_p.
3892 (copy_bb): Kill saving; do updating of clones.
3893 (copy_cfg_body): Kill saving.
3894 (initialize_inlined-parameters): Likewise.
3895 (expand_call_inline): Likewise.
3897 (tree_function_versioning): New parameter "update_clones".
3898 (inlining_p): Kill saving.
3899 * tree-inline.h (tree_function_versioning): Update prototype.
3900 * tree-optimize.c (tree_rest_of_compilation): Use clonning instead of
3903 2006-01-11 Ian Lance Taylor <ian@airs.com>
3905 * combine.c (struct undo): Remove is_int. Enumify types of undos.
3906 Allow undoing set of machine mode.
3907 (do_SUBST): Use enums instead of is_int.
3908 (do_SUBST_MODE): New function.
3909 (SUBST_MODE): New macro.
3910 (try_combine): Use SUBST_MODE/PUT_MODE instead of generating a new
3911 reg and trying to replace reg_regno_rtx with a new register.
3912 (undo_all): Use new enums, handle undoing a PUT_MODE change.
3913 (simplify_set): Use SUBST_MODE.
3914 (distribute_notes): Remove code that tried to update reg notes
3915 for regno_reg_rtx changes.
3917 2006-01-11 Paolo Bonzini <bonzini@gnu.org>
3919 PR tree-optimization/23109
3920 PR tree-optimization/23948
3921 PR tree-optimization/24123
3923 * Makefile.in (tree-ssa-math-opts.o): Adjust dependencies.
3924 * tree-cfg.c (single_noncomplex_succ): New.
3925 * tree-flow.h (single_noncomplex_succ): Declare it.
3926 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3927 * tree-ssa-math-opts.c (enum place_reciprocal): Remove.
3928 (struct occurrence, occ_head, occ_pool, is_divide_by, compute_merit,
3929 insert_bb, register_division_in, insert_reciprocals,
3930 replace_reciprocal, free_bb): New.
3931 (execute_cse_reciprocals_1): Rewritten.
3932 (execute_cse_reciprocals): Adjust calls to execute_cse_reciprocals_1.
3933 Do not commit any edge insertion. Always compute dominators and
3934 create the allocation pool.
3935 * target-def.h (TARGET_MIN_DIVISIONS_FOR_RECIP_MUL): New.
3936 * target.h (struct gcc_target): Add min_divistions_for_recip_mul.
3937 * targhooks.c (default_min_divistions_for_recip_mul): New.
3938 * targhooks.h (default_min_divistions_for_recip_mul): New prototype.
3939 * passes.c (init_optimization_passes): Run recip after tree loop
3941 * doc/tm.texi (Misc): Document TARGET_MIN_DIVISIONS_FOR_RECIP_MUL.
3943 2006-01-11 Danny Berlin <dberlin@dberlin.org>
3944 Kenneth Zadeck <zadeck@naturalbridge.com>
3946 * df.h (DF_SCAN, DF_RU, DF_RD, DF_LR, DF_UR, DF_UREC, DF_CHAIN,
3947 DF_RI, DF_LAST_PROBLEM_PLUS1, DF_DU_CHAIN, DF_UD_CHAIN,
3948 DF_REF_TYPE_NAMES, DF_HARD_REGS, DF_EQUIV_NOTES, DF_SUBREGS,
3949 DF_SCAN_BB_INFO, DF_RU_BB_INFO, DF_RD_BB_INFO, DF_LR_BB_INFO,
3950 DF_UR_BB_INFO, DF_UREC_BB_INFO, DF_LIVE_IN, DF_LIVE_OUT,
3951 DF_RA_LIVE_IN, DF_RA_LIVE_OUT, DF_UPWARD_LIVE_IN,
3952 DF_UPWARD_LIVE_OUT, DF_REF_REAL_REG, DF_REF_REGNO,
3953 DF_REF_REAL_LOC, DF_REF_REG, DF_REF_LOC, DF_REF_BB, DF_REF_BBNO,
3954 DF_REF_INSN, DF_REF_INSN_UID, DF_REF_TYPE, DF_REF_CHAIN,
3955 DF_REF_ID, DF_REF_FLAGS, DF_REF_NEXT_REG, DF_REF_PREV_REG,
3956 DF_REF_NEXT_REF, DF_REF_DATA, DF_REF_REG_DEF_P, DF_REF_REG_USE_P,
3957 DF_REF_REG_MEM_STORE_P, DF_REF_REG_MEM_LOAD_P, DF_REF_REG_MEM_P,
3958 DF_DEFS_SIZE, DF_DEFS_GET, DF_DEFS_SET, DF_USES_SIZE, DF_USES_GET,
3959 DF_USES_SET, DF_REG_SIZE, DF_REG_DEF_GET, DF_REG_DEF_SET,
3960 DF_REG_USE_GET, DF_REG_USE_SET, DF_REGNO_FIRST_DEF,
3961 DF_REGNO_LAST_USE, DF_INSN_SIZE, DF_INSN_GET, DF_INSN_SET,
3962 DF_INSN_CONTAINS_ASM, DF_INSN_LUID, DF_INSN_DEFS, DF_INSN_USES,
3963 DF_INSN_UID_GET, DF_INSN_UID_LUID, DF_INSN_UID_DEFS,
3964 DF_INSN_UID_USES, DF_SCAN_INITIAL, DF_SCAN_GLOBAL,
3965 DF_SCAN_POST_ALLOC): New macros.
3966 (df_flow_dir, df_ref_type, df_ref_flags, df_alloc_function,
3967 df_free_bb_function, df_local_compute_function, df_init_function,
3968 df_dataflow_function, df_confluence_function_0,
3969 df_confluence_function_n, df_transfer_function,
3970 df_finalizer_function, df_free_function, df_dump_problem_function,
3971 df_problem, dataflow, df_insn_info, df_reg_info, df_ref, df_link,
3972 df_ref_info, df, df_map, df_scan_bb_info, df_ru_bb_info,
3973 df_ru_bb_info, df_rd_bb_info, df_lr_bb_info, df_ur_bb_info,
3974 df_urec_bb_info, ) New types.
3975 (df_invalidated_by_call, df_all_hard_regs, df_state) New public
3977 (df_init, df_add_problem, df_set_blocks, df_finish, df_analyze,
3978 df_analyze_simple_change_some_blocks,
3979 df_analyze_simple_change_one_block, df_compact_blocks,
3980 df_bb_replace, df_bb_regno_last_use_find,
3981 df_bb_regno_first_def_find, df_bb_regno_last_def_find,
3982 df_insn_regno_def_p, df_find_def, df_find_use,
3983 df_iterative_dataflow, df_dump, df_chain_dump, df_refs_chain_dump,
3984 df_regs_chain_dump, df_insn_debug, df_insn_debug_regno,
3985 df_regno_debug, df_ref_debug, debug_df_insn, debug_df_regno,
3986 debug_df_reg, debug_df_defno, debug_df_useno, debug_df_ref,
3987 debug_df_chain, df_get_dependent_problem, df_chain_create,
3988 df_chain_unlink, df_chain_copy, df_get_live_in, df_get_live_out,
3989 df_grow_bb_info, df_chain_dump, df_print_bb_index,
3990 df_ru_add_problem, df_ru_get_bb_info, df_rd_add_problem,
3991 df_rd_get_bb_info, df_lr_add_problem, df_lr_get_bb_info,
3992 df_ur_add_problem, df_ur_get_bb_info, df_urec_add_problem,
3993 df_urec_get_bb_info, df_chain_add_problem, df_ri_add_problem,
3994 df_reg_lifetime, df_scan_get_bb_info, df_scan_add_problem,
3995 df_rescan_blocks, df_ref_create, df_get_artificial_defs,
3996 df_get_artificial_uses, df_reg_chain_create, df_reg_chain_unlink,
3997 df_ref_remove, df_insn_refs_delete, df_refs_delete,
3998 df_reorganize_refs, df_set_state, df_hard_reg_init,
3999 df_read_modify_subreg_p) New public functions.
4000 * df-core.c: The core dataflow solver and glue routines for rtl
4002 (df_init, df_add_problem, df_set_blocks, df_finish,
4003 df_hybrid_search_forward, df_hybrid_search_backward,
4004 df_iterative_dataflow, df_prune_to_subcfg, df_analyze_problem,
4005 df_analyze, df_get_bb_info, df_set_bb_info, df_bb_replace,
4006 df_bb_regno_last_use_find, df_bb_regno_first_def_find,
4007 df_bb_regno_last_def_find, df_insn_regno_def_p, df_find_def,
4008 df_reg_defined, df_find_use, df_reg_used, df_dump,
4009 df_refs_chain_dump, df_regs_chain_dump, df_insn_debug,
4010 df_insn_debug_regno, df_regno_debug, df_ref_debug, debug_df_insn,
4011 debug_df_reg, debug_df_regno, debug_df_ref debug_df_defno,
4012 debug_df_useno, reset_df_after_reload): New functions.
4013 * df-scan.c: The scanning fuctions, once in df.c, completely
4014 rewritten so that they now fully model the functionality of
4015 register usage at the backend.
4016 (df_scan_free_internal, df_scan_get_bb_info, df_scan_set_bb_info,
4017 df_scan_free_bb_info, df_scan_alloc, df_scan_free, df_scan_dump,
4018 df_scan_add_problem, df_grow_reg_info, df_grow_ref_info,
4019 df_grow_insn_info, df_rescan_blocks, df_ref_create,
4020 df_get_artificial_defs, df_get_artificial_uses,
4021 df_reg_chain_create, df_ref_unlink, df_reg_chain_unlink,
4022 df_ref_remove, df_insn_create_insn_record, df_insn_refs_delete,
4023 df_refs_delete, df_reorganize_refs, df_set_state,
4024 df_ref_create_structure, df_ref_record, df_read_modify_subreg_p,
4025 df_def_record_1, df_defs_record, df_uses_record,
4026 df_insn_contains_asm_1, df_insn_contains_asm, df_insn_refs_record,
4027 df_has_eh_preds, df_bb_refs_record, df_refs_record, df_mark_reg,
4028 df_record_exit_block_uses, df_hard_reg_init): New functions.
4030 * df-problems.c: Seven concrete dataflow problems that use the
4031 scanning in df-scan.c and are solved by the engine in df-core.c.
4032 (df_get_dependent_problem, df_chain_create, df_chain_unlink,
4033 df_chain_copy, df_get_live_in, df_get_live_out, df_grow_bb_info,
4034 df_chain_dump, df_print_bb_index, df_ref_bitmap, df_set_seen,
4035 df_unset_seen, df_ru_get_bb_info, df_ru_set_bb_info,
4036 df_ru_free_bb_info, df_ru_alloc,
4037 df_ru_bb_local_compute_process_def,
4038 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
4039 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
4040 df_ru_transfer_function, df_ru_free, df_ru_dump,
4041 df_ru_add_problem, df_rd_get_bb_info, df_rd_set_bb_info,
4042 df_rd_free_bb_info, df_rd_alloc,
4043 df_rd_bb_local_compute_process_def, df_rd_bb_local_compute,
4044 df_rd_local_compute, df_rd_init_solution, df_rd_confluence_n,
4045 df_rd_transfer_function, df_rd_free, df_rd_dump,
4046 df_rd_add_problem, df_lr_get_bb_info, df_lr_set_bb_info,
4047 df_lr_free_bb_info, df_lr_alloc, df_lr_bb_local_compute,
4048 df_lr_local_compute, df_lr_init, df_lr_confluence_0,
4049 df_lr_confluence_n, df_lr_transfer_function, df_lr_free,
4050 df_lr_dump, df_lr_add_problem, df_ur_get_bb_info,
4051 df_ur_set_bb_info, df_ur_free_bb_info, df_ur_alloc,
4052 df_ur_bb_local_compute, df_ur_local_compute, df_ur_init,
4053 df_ur_local_finalize, df_ur_confluence_n, df_ur_transfer_function,
4054 df_ur_free, df_ur_dump, df_ur_add_problem, df_urec_get_bb_info,
4055 df_urec_set_bb_info, df_urec_free_bb_info, df_urec_alloc,
4056 df_urec_mark_reg_change, df_urec_check_earlyclobber,
4057 df_urec_mark_reg_use_for_earlyclobber,
4058 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
4059 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
4060 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
4061 df_urec_dump, df_urec_add_problem, df_chain_alloc,
4062 df_chain_create_bb_process_use, df_chain_create_bb,
4063 df_chain_finalize, df_chain_free, df_chains_dump,
4064 df_chain_add_problem, df_ri_alloc, df_ri_bb_compute,
4065 df_ri_compute, df_ri_free, df_ri_dump, df_ri_add_problem,
4066 df_reg_lifetime): New functions.
4067 * df.c: Deleted file.
4068 * ddg.c (create_ddg_dep_no_link, build_inter_loop_deps): Made code
4069 consistent with new df api.
4070 * modulo-sched.c (sms_schedule, rest_of_handle_sms,
4071 rest_of_handle_sms): Ditto.
4072 * web.c (unionfind_union, union_defs, entry_register, web_main):
4074 * loop_invariant.c (invariant_for_use, hash_invariant_expr_1,
4075 invariant_expr_equal_p, find_defs, check_dependencies,
4076 find_invariant_insn, find_invariants_to_move, move_invariant_reg,
4077 free_inv_motion_data, move_loop_invariants): Ditto.
4078 * Makefile.in (df.c, df-scan.c df-problems.c df-core.c):
4079 Update dependencies.
4080 (odf.c): Added defective entry that was deleted later in day.
4081 * sched-deps.c (sched_analyze_1): Ditto.
4083 2006-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4085 * tree-ssa-operands.c (get_expr_operands): Record addressable
4086 variables directly. Do not call add_stmt_operands for CONST_DECLs
4088 (get_indirect_ref_operands): Remove handling of *(&a + offset) case.
4089 (add_stmt_operands): Handle only objects satisfying SSA_VAR_P.
4091 2006-01-11 Ben Elliston <bje@au.ibm.com>
4093 * config/i386/i386.c (ix86_return_in_memory): Fix comment: this
4094 function returns true in the positive case.
4096 2006-01-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4099 * config/pa/pa.md: Create separate 32 and 64-bit move patterns
4100 for SI, DI, SF and DF modes. Add alternatives to copy between
4101 general and floating point registers to the 32-bit patterns.
4102 * config/pa/pa-64.h (SECONDARY_MEMORY_NEEDED_RTX): Delete undefine.
4103 * config/pa/pa.h (SECONDARY_MEMORY_NEEDED_RTX): Delete define.
4104 (SECONDARY_MEMORY_NEEDED): Secondary memory is only needed when
4105 generating 64-bit code.
4106 * config/pa/pa.c (output_move_double): Handle copies between general
4107 and floating registers.
4109 2006-01-10 Stuart Hastings <stuart@apple.com>
4111 * config/i386/i386.md (set_got): Update.
4112 (set_got_labelled): New. (UNSPEC_LD_MPIC): New.
4113 (builtin_setjmp_receiver): Mach-O support.
4114 * config/i386/darwin.h (TARGET_ASM_FILE_END) Define.
4115 (GOT_SYMBOL_NAME): Define.
4116 (FORCE_PREFERRED_STACK_BOUNDARY_IN_MAIN): New.
4117 (TARGET_DEEP_BRANCH_PREDICTION): Remove.
4118 * config/i386/i386.c (override_options): Revise for Darwin.
4119 (USE_HIDDEN_LINKONCE): Enable for Mach-O. (ix86_file_end): Mach-O
4120 support. (darwin_x86_file_end): New. (output_set_got): Add label
4121 parameter, revise for Mach-O. (x86_output_mi_thunk): Likewise.
4122 * config/i386/i386-protos.h (output_set_got): Likewise.
4123 * config/darwin.c (machopic_legitimize_pic_address): Update
4126 2006-01-10 Kaz Kojima <kkojima@gcc.gnu.org>
4128 * config/sh/sh.h (SH5_WOULD_BE_PARTIAL_NREGS): Use GET_MODE_SIZE
4129 when MODE isn't BLKmode.
4131 2006-01-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4133 PR rtl-optimization/25367
4134 * config/sparc/sparc.h (HARD_REGNO_RENAME_OK): New macro.
4136 2006-01-10 Hans-Peter Nilsson <hp@axis.com>
4139 * config/cris/cris.md ("uminsi3"): Don't use 8- or 16-bit sizes
4140 for a negative bound.
4142 2006-01-10 Richard Guenther <rguenther@suse.de>
4144 * tree-ssa-structalias.c (get_constraint_for_component_ref):
4145 Never override with anything constraint.
4147 2006-01-10 Jan Beulich <jbeulich@novell.com>
4149 * config/i386/i386.c (ix86_data_alignment): Don't force alignment to
4150 256 bits when optimize_size.
4152 2006-01-10 Jan Beulich <jbeulich@novell.com>
4154 * config/i386/netware.h (TARGET_SUBTARGET_DEFAULT): Include
4156 * config/i386/nwld.h (LINK_SPEC): Add --extensions:GNU option.
4157 * config/i386/t-nwld (SHLIB_LINK): Insert spaces between expr
4160 2006-01-10 Ben Elliston <bje@au.ibm.com>
4162 * config/rs6000/predicates.md (easy_fp_constant): Discount decimal
4164 * config/rs6000/rs6000.c (rs6000_scalar_mode_supported_p): New.
4165 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
4166 (USE_FP_FOR_ARG): Reject decimal float modes.
4167 (function_arg_advance): Likewise.
4168 (output_toc): Handle emitting TDmode, DDmode and SDmode constants.
4169 (rs6000_handle_altivec_attribute): Do not permit decimal floating
4170 point types in AltiVec vectors.
4171 (rs6000_function_value): Use GP_ARG_RETURN for decimal floats.
4172 (rs6000_libcall_value): Likewise.
4174 2006-01-09 Bob Wilson <bob.wilson@acm.org>
4176 * config/xtensa/ieee754-df.S: New file.
4177 * config/xtensa/ieee754-sf.S: New file.
4178 * config/xtensa/t-xtensa (LIB2FUNCS_EXTRA): Remove fp-bit.c & dp-bit.c.
4179 (LIB1ASMFUNCS): Add SFmode and DFmode floating-point functions.
4180 * config/xtensa/lib1funcs.asm: Include ieee754-df.S and ieee754-sf.S.
4182 2006-01-09 Kazu Hirata <kazu@codesourcery.com>
4184 * config/sh/predicates.md (binary_float_operator,
4185 binary_logical_operator, commutative_float_operator,
4186 equality_comparison_operator, greater_comparison_operator,
4187 less_comparison_operator, logical_operator,
4188 noncommutative_float_operator, shift_operator,
4189 symbol_ref_operand, unary_float_operator): Remove redundant
4192 2006-01-09 Jeff Law <law@redhat.com>
4194 * tree-ssa-dom.c (simplify_cond_and_lookup_avail_expr): Remove
4195 code to propagate the RHS of a cast into COND_EXPR_COND. Remove
4196 now unused arguments. Callers updated.
4197 (eliminate_redundant_computations): Remove now unused arguments,
4199 (local_fold): Remove, no longer used.
4200 (find_equivalent_equality_comparison): Removed from tree-ssa-dom.c
4202 * tree-ssa-forwprop.c (find_equivalent_equality_comparison): Here.
4203 (simplify_cond): New function.
4204 (forward_propagate_into_cond): Call simplify_cond.
4206 2006-01-09 Alexandre Oliva <aoliva@redhat.com>
4208 * config/i386/sse.md (*vec_extractv2di_1_sse2): New.
4209 (*vec_extractv2di_1_sse): New.
4211 2006-01-09 Ben Elliston <bje@au.ibm.com>
4213 * config/rs6000/rs6000.h (GO_IF_LEGITIMATE_ADDRESS): Typo fix.
4215 2006-01-08 Richard Guenther <rguenther@suse.de>
4217 * tree-ssa-structalias.c (get_constraint_for): Remove
4219 (get_constraint_for_component_ref): Likewise.
4220 (do_deref): Likewise.
4221 (get_constraint_for): Likewise.
4222 (do_structure_copy): Likewise.
4223 (handle_ptr_arith): Likewise.
4224 (find_func_aliases): Likewise. Remove unused need_anyoffset
4227 2006-01-08 J"orn Rennecke <joern.rennecke@st.com>
4228 Kaz Kojima <kkojima@gcc.gnu.org>
4230 * config/sh/sh.h (CONST_OK_FOR_K16): Define.
4231 (CONST_OK_FOR_K): Add CONST_OK_FOR_K16 case.
4232 (EXTRA_CONSTRAINT_C16): Remove.
4233 (EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Define.
4234 (EXTRA_CONSTRAINT_C): Remove EXTRA_CONSTRAINT_C16 case and add
4235 EXTRA_CONSTRAINT_Css and EXTRA_CONSTRAINT_Csu cases.
4236 * config/sh/sh.c (print_operand): Handle unsigned 16-bit symbolic
4237 constants of SHmedia. Handle nested constant expressions of
4239 (andcosts): Fix the costs for SHmedia constants.
4240 (sh_rtx_costs): Take account of outer_code for SHmedia constants.
4241 * config/sh/sh.md (*movsi_media): Use Css constraint instead of C16.
4242 (*movsi_media_nofpu, *movqi_media, *movhi_media): Likewise.
4243 (*movdi_media, *movdi_media_nofpu, movv8qi_i, movv2hi_i): Likewise.
4244 (movv4hi_i, movv2si_i): Likewise.
4245 (movsi_const): Adjust the second operand of ior so to match with
4247 (movdi_const, movdi_const_32bit): Likewise.
4248 (movdi_const_16bit+1): Don't sign-extend LOW.
4249 (movdi_const_16bit+2): Likewise. Remove the zero_extend and truncate
4251 (*double_shori): Fix the split condition. Use GEN_INT instead
4252 of get_int_mode calls. Mask lower 16-bit of the argument of
4254 (sym2GOTPLT): Remove.
4255 (symGOTPLT2reg): Replace gen_sym2GOTPLT with gen_rtx_CONST and
4257 * config/sh/predicates.md (arith_operand): Use EXTRA_CONSTRAINT_Css
4258 instead of EXTRA_CONSTRAINT_C16.
4260 2006-01-07 Ian Lance Taylor <ian@airs.com>
4261 David Edelsohn <edelsohn@gnu.org>
4263 PR rtl-optimization/25662
4264 * optabs.c (simplify_expand_binop): Use simplify_binary_operation
4265 for constant operands instead of simplify_gen_binary.
4266 * simplify-rtx.c (simplify_gen_binary): Swap commutative operands
4267 after trying simplify_binary_operation
4269 2006-01-06 Daniel Berlin <dberlin@dberlin.org>
4271 * tree.c (iterative_hash_expr): Hash decls based on UID.
4273 2006-01-06 Eric Christopher <echristo@apple.com>
4275 * doc/tm.texi (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): Document.
4276 (TARGET_UNWIND_EMIT): Fix spelling.
4277 * target.h (gcc_target): Add except_table_label.
4278 * except.c (output_function_exception_table): Use.
4279 * varasm.c (default_emit_except_table_label): New.
4280 * target-def.h (TARGET_ASM_EMIT_EXCEPT_TABLE_LABEL): New default
4282 (asm_out): Add here.
4283 * output.h (default_emit_except_table_label): Prototype.
4284 * config/darwin-protos.h (darwin_emit_except_table_label): Ditto.
4285 * config/darwin.c (darwin_emit_except_table_label): Define.
4286 * config/darwin.h (TARGET_ASM_EMIT_EXCEPT_TABLE): Ditto.
4288 2006-01-06 Zdenek Dvorak <dvorakz@suse.cz>
4290 PR tree-optimization/18527
4291 * tree-ssa-loop-niter.c (number_of_iterations_cond,
4292 number_of_iterations_special, number_of_iterations_exit):
4293 Move base and step of an iv to a single structure. Add
4294 no_overflow flag, and use it in # of iterations analysis.
4295 * tree-scalar-evolution.c (analyze_scalar_evolution_in_loop): Add
4296 folded_casts argument.
4297 (simple_iv): Pass base and step in a structure. Set no_overflow
4299 (scev_const_prop): Add argument to analyze_scalar_evolution_in_loop.
4300 Evaluate expensiveness of computing # of iterations instead of
4301 the final expression.
4302 * tree-scalar-evolution.h (affine_iv): New structure.
4303 (simple_iv): Declaration changed.
4304 * tree-chrec.c (chrec_apply): Handle chrecs containing symbols.
4305 * tree-ssa-loop-ivopts.c (determine_biv_step, find_givs_in_stmt_scev,
4306 find_givs_in_stmt): Changed due to simple_iv change.
4308 2006-01-06 Jeff Law <law@redhat.com>
4311 * tree-cfg.c (bsi_replace): Rename final argument from
4312 PRESERVE_EH_INFO to UPDATE_EH_INFO. Fix typo in last
4313 change (stmt -> orig_stmt).
4314 * tree-eh.c (verify_eh_throw_stmt_node): New function.
4315 (bsi_remove): Add new argument. Remove EH information
4317 (verify_eh_throw_table_statements): New function.
4318 (bsi_remove): Add new argument REMOVE_EH_INFO. All callers
4320 * tree-optimize.c (execute_free_cfg_annotations): Verify
4321 the EH throw statement table after removing annotations.
4322 * except.h (verify_eh_throw_table_statements): Prototype.
4323 * tree-flow.h (bsi_remove): Update prototype.
4324 * tree-vrp.c (remove_range_assertions): Add new argument to
4326 * tree-ssa-loop-im.c (move_computations_stmt): Likewise.
4327 * tree-complex.c (expand_complex_div_wide): Likewise.
4328 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Likewise
4329 * tree-tailcall.c (eliminate_tailcall): Likewise.
4330 * tree-ssa-dse.c (dse_optimize_stmt): Likewise.
4331 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
4332 * tree-nrv.c (tree_nrv): Likewise.
4333 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Likewise.
4334 * tree-if-conv.c (tree_if_convert_cond_expr): Likewise.
4335 (combine_blocks): Likewise.
4336 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Likewise.
4337 * tree-cfgcleanup.c (cleanup_ctrl_expr_graph): Likewise.
4338 (cleanup_control_flow): Likewise.
4339 (remove_forwarder_block): Likewise.
4340 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
4341 * tree-sra.c (sra_replace): Likewise.
4342 * tree-ssa-forwprop.c (forward_propagate_into_cond): Likewise.
4343 (forward_propagate_single_use_vars): Likewise.
4344 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
4345 * tree-inline.c (expand_call_inline): Likewise.
4346 * tree-vect-transform.c (vect_transform_loop): Likewise.
4347 * tree-outof-ssa.c (rewrite_trees): Likewise.
4348 * tree-cfg.c (make_goto_expr_edges): Likewise.
4349 (cleanup_dead_labels): Likewise.
4350 (tree_merge_blocks, remove_bb, disband_implicit_edges): Likewise.
4351 (bsi_move_before, bsi_move_after): Likewise.
4352 (bsi_move_to_bb_end, try_redirect_by_replacing_jump): Likewise
4353 (tree_redirect_edge_and_branch, tree_split_block): Likewise.
4355 2006-01-06 Andrew Pinski <pinskia@physics.uc.edu>
4358 * tree-ssa-alias.c (find_used_portions): Handle REALPART_EXPR
4360 * tree-flow-inline.h (var_can_have_subvars): Handle complex types
4361 on non gimple variables. Also add checks at the top for decls and
4363 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Handle
4365 * tree-ssa-operands.c (parse_ssa_operands): Handle REALPART_EXPR
4366 and IMAGPART_EXPR for creating MUST_DEFs.
4367 (get_expr_operands): Handle SSA_NAME, STRUCT_FIELD_TAG, TYPE_MEMORY_TAG,
4368 and NAME_MEMORY_TAG separately from the DECLs.
4370 2006-01-06 Richard Guenther <rguenther@suse.de>
4372 * tree-dfa.c (mark_new_vars_to_rename): Create stmt
4373 annotation, if necessary.
4374 * tree-ssa-pre.c (create_expression_by_pieces): Remove
4375 redundant calls to update_stmt.
4376 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr):
4379 2006-01-05 Richard Henderson <rth@redhat.com>
4381 * c-parser.c (c_parser_objc_methodprotolist): Handle CPP_PRAGMA.
4383 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4385 * c-typeck.c: Update copyright date.
4387 2006-01-05 Carlos O'Donell <carlos@codesourcery.com>
4389 * c-typeck.c (build_c_cast): Always warn when casting
4390 from a pointer to an integer of different size, even if
4391 the node was constant.
4393 2006-01-05 Richard Guenther <rguenther@suse.de>
4395 PR tree-optimization/22555
4396 * tree-ssa-alias.c (create_overlap_variables_for): Do not give up,
4397 if one structure field is an array.
4398 * tree-ssa-operands.c (get_expr_operands): Continue scanning
4399 operands even if we found a subvar, but ignore VOPs in this
4401 * tree-ssa-loop-ivopts.c (rewrite_use): Mark new vars in stmt
4403 * tree-ssa-loop.c (pass_iv_optimize): Schedule TODO_update_ssa.
4405 2006-01-05 Richard Earnshaw <rearnsha@arm.com>
4408 * arm/t-netbsd (LIB2FUNCS_EXTRA): Define.
4410 2006-01-05 Richard Guenther <rguenther@suse.de>
4411 Diego Novillo <dnovillo@redhat.com>
4413 * tree-pass.h (TODO_remove_unused_locals): Define.
4414 * gimple-low.c (expand_var_p, remove_useless_vars,
4415 pass_remove_useless_vars): Remove. Update all users.
4416 * tree-ssa-live.c (mark_all_vars_used_1): Handle SSA names.
4417 (remove_unused_locals): New function.
4418 * tree-flow.h (remove_unused_locals): Declare.
4419 * passes.c (execute_todo): Call remove_unused_locals if
4420 TODO_remove_unused_locals is set.
4421 * tree-into-ssa.c (pass_build_ssa): Add TODO_remove_unused_locals.
4422 * tree-ssa-dce.c (pass_dce): Likewise.
4423 * tree-outof-ssa.c (pass_del_ssa): Likewise.
4425 2006-01-05 Richard Guenther <rguenther@suse.de>
4427 * tree-flow.h (struct fieldoff): Decompose field to
4428 type, size and decl.
4429 * tree-ssa-alias.c (create_sft): Take type as parameter.
4430 (create_overlap_variables_for): Store type, size and decl
4431 in the fieldoff structure.
4432 * tree-ssa-structalias.c (fieldoff_compare): Adjust users
4434 (push_fields_onto_fieldstack): Likewise.
4435 (create_variable_info_for): Likewise. Use offset for the
4436 SFT name if the decl is not available.
4438 2006-01-04 Paul Brook <paul@codesourcery.com>
4440 * config/m68k/m68k.c (m68k_output_mi_thunk): Use jmp, not jsr.
4442 2006-01-04 Daniel Berlin <dberlin@dberlin.org>
4444 * lambda-code.c (can_put_in_inner_loop): Relax
4446 (can_put_after_inner_loop): New function.
4447 (can_convert_to_perfect_nest): Use can_put_after_inner_loop as well.
4448 (perfect_nestify): Change to make copies and modify uses.
4450 2006-01-04 Richard Henderson <rth@redhat.com>
4452 Merge from gomp branch:
4453 * c-lex.c (c_lex_with_flags) <CPP_PRAGMA>: Smuggle pragma id
4454 via integer constant.
4455 (pragma_lex): Remove.
4456 * c-pch.c (c_common_pch_pragma): Accept the name as an argument,
4457 rather than parsing it.
4458 * c-pragma.c (handle_pragma_weak, handle_pragma_redefine_extname,
4459 handle_pragma_extern_prefix): Add %< %> quotes.
4460 (registered_pragmas): New.
4461 (c_register_pragma_1): New.
4462 (c_register_pragma): Use it.
4463 (c_register_pragma_with_expansion): Likewise.
4464 (c_invoke_pragma_handler): New.
4465 (init_pragma): Use cpp_register_deferred_pragma directly for
4467 * c-pragma.h (enum pragma_kind): New.
4468 (pragma_handler): New.
4469 (c_invoke_pragma_handler): Declare.
4470 * c-common.c (c_parse_error): Pretty print CPP_PRAGMA and
4472 * c-common.h (c_common_pch_pragma): Update decl.
4473 * Makefile.in (c-parser.o): Update dependencies.
4474 (GTFILES): Add c-pragma.h.
4475 * c-parser.c (struct c_token): Add pragma_kind.
4476 (struct c_parser): Add in_pragma.
4477 (c_lex_one_token): Always initialize keyword and pragma_kind.
4478 Extract data for CPP_PRAGMA.
4479 (c_parser_peek_2nd_token): Deny CPP_PRAGMA_EOL.
4480 (c_parser_consume_token): Don't allow CPP_PRAGMA unless errors.
4481 Don't allow CPP_PRAGMA_EOL if in_pragma.
4482 (c_parser_consume_pragma): New.
4483 (c_parser_skip_until_found): Stop on CPP_PRAGMA_EOL.
4484 (c_parser_skip_to_end_of_parameter): Likewise.
4485 (c_parser_skip_to_end_of_block_or_statement): Likewise.
4486 (c_parser_skip_to_pragma_eol): New.
4487 (c_parser_external_declaration): Handle CPP_PRAGMA.
4488 (c_parser_compound_statement_nostart): Likewise.
4489 (c_parser_statement_after_labels): Likewise.
4490 (c_parser_pragma): New.
4491 (pragma_lex): Likewise.
4492 (c_parser_pragma_pch_preprocess): New.
4493 (c_parser_new): Merge into ...
4494 (c_parse_file): ... here. Call c_parser_pragma_pch_preprocess.
4496 2006-01-04 Jeff Law <law@redhat.com>
4499 * tree-cfg.c (bsi_replace): Remove the original statement
4500 from the EH throw statement table.
4502 2006-01-04 Jakub Jelinek <jakub@redhat.com>
4504 * config/i386/pmm_malloc.h (posix_memalign): If __cplusplus,
4505 make the prototype extern "C" and add throw ().
4508 * config/i386/i386.md (testqi_ext_3): Ensure len is positive
4509 and pos non-negative and pos + len <= 32.
4510 (testqi_ext_3_rex64): Ensure len is positive and pos non-negative,
4511 drop pos + len < HOST_BITS_PER_WIDE_INT test.
4512 (testqi_ext_3* splitter): Handle pos + len == HOST_BITS_PER_WIDE_INT.
4515 * c-common.c (handle_vector_size_attribute): Reject zero vector size
4516 as well as sizes not multiple of component size.
4519 * function.c (instantiate_expr): New function.
4520 (instantiate_decls_1, instantiate_decls): If DECL_HAS_VALUE_EXPR_P,
4521 walk its DECL_VALUE_EXPR with instantiate_expr.
4523 * dwarf2out.c (loc_descriptor_from_tree_1): Don't add
4524 DW_OP_deref{,_size} if address isn't going to be added.
4526 2006-01-04 Ben Elliston <bje@au.ibm.com>
4528 * config/fp-bit.h: Use top-of-file comment from libgcc2.c.
4529 * config/fp-bit.c: Likewise.
4531 2006-01-03 Daniel Berlin <dberlin@dberlin.org>
4533 * dominance.c: Add comment about why we use DFS numbering
4536 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4537 Richard Henderson <rth@redhat.com>
4539 Merge from gomp-branch:
4540 * varasm.c (assemble_variable): Handle thread-local COMMON data.
4541 * defaults.h (ASM_OUTPUT_TLS_COMMON): Define.
4543 2006-01-03 Paolo Bonzini <bonzini@gnu.org>
4545 PR rtl-optimization/25578
4546 * combine.c (combine_simplify_rtx, force_to_mode): Don't
4547 pass a parameter to simplify_shift_const if changing ASHIFTRT
4550 2006-01-03 Adrian Straetling <straetling@de.ibm.com>
4552 * builtins.c (get_builtin_sync_mem): New function.
4553 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
4554 expand_builtin_lock_test_and_set, expand_builtin_lock_release):
4555 Call get_builtin_sync_mem to generate mem rtx.
4557 2006-01-03 Richard Guenther <rguenther@suse.de>
4560 * stmt.c (add_case_node): Make sure to clear overflow flags
4563 2006-01-03 Jakub Jelinek <jakub@redhat.com>
4565 Merge from gomp-branch.
4566 * config/sparc/sync.md: New file.
4567 * config/sparc/sparc.md (UNSPECV_MEMBAR, UNSPECV_CAS, UNSPECV_SWAP,
4568 UNSPECV_LDSTUB): New constants.
4569 * config/sparc/sparc.c (sparc_expand_compare_and_swap_12): New function.
4570 * config/sparc/predicates.md (memory_reg_operand): New predicate.
4571 * config/sparc/sparc-protos.h (sparc_expand_compare_and_swap_12): New
4574 2006-01-03 Roger Sayle <roger@eyesopen.com>
4576 * combine.c (reg_subword_p): New predicate to test whether the
4577 destination of a set refers to a subword/piece of a register.
4578 (try_combine): Generalize the code to merge the setting of a
4579 pseudo to a constant followed by a set of a subword of that
4580 register to a constant.
4582 2006-01-03 Kazu Hirata <kazu@codesourcery.com>
4584 * basic-block.h (control_flow_graph): Change the type of
4585 x_label_to_block_map to VEC(basic_block,gc) *.
4586 * tree-cfg.c (init_empty_tree_cfg, label_to_block_fn,
4587 set_bb_for_stmt): Adjust the uses of x_label_to_block_map.
4589 * tree-ssa-propagate.c (cfg_blocks): Change the type to
4590 VEC(basic_block,heap) *.
4591 (cfg_blocks_add, cfg_blocks_get, ssa_prop_init,
4592 ssa_prop_fini): Adjust the uses of cfg_blocks.
4594 2006-01-03 Steven Bosscher <stevenb.gcc@gmail.com>
4596 * fold-const.c (operand_equal_p): Accept a NULL operand 0 for
4598 * emit-rtl.c (mem_attrs_htab_eq): Use iterative_hash_expr for
4599 hashing trees instead of a pointer hash.
4600 (mem_attrs_htab_eq): Do a deep compare instead of a pointer
4601 compare for MEM_EXPR.
4603 PR rtl-optimization/25130
4604 * cse.c (exp_equiv_p): Compare MEM_ATTRS instead of MEM_ALIAS_SET
4605 when comparing MEMs for GCSE
4607 2006-01-03 Ben Elliston <bje@au.ibm.com>
4609 * targhooks.h (default_decimal_float_supported_p): Declare.
4610 * targhooks.c (default_decimal_float_supported_p): Define.
4611 * target-def.h (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Redefine to
4612 `default_decimal_float_supported_p'.
4613 * doc/tm.texi (TARGET_DECIMAL_FLOAT_SUPPORTED_P): Update.
4615 2006-01-02 Adam Nemet <anemet@caviumnetworks.com>
4617 * combine.c (apply_distributive_law <SUBREG>): Check
4618 TRULY_NOOP_TRUNCATION.
4620 2006-01-02 Geoffrey Keating <geoffk@apple.com>
4622 * dwarf2out.c (have_switched_text_section): Delete.
4623 (have_multiple_function_sections): New.
4624 (have_location_lists): Make 'bool'.
4625 (add_AT_loc_list): Use 'true' not '1'.
4626 (dwarf2out_switch_text_section): Set have_multiple_function_sections.
4627 (output_loc_list): Use have_multiple_function_sections.
4628 (output_ranges): Likewise.
4629 (dwarf2out_begin_function): Set have_multiple_function_sections if
4631 (dwarf2out_source_line): Don't fake separate_line_info_table_in_use.
4632 Check function_section rather than DECL_SECTION_NAME.
4633 (dwarf2out_finish): Use have_multiple_function_sections.
4634 Don't clear have_location_lists.
4636 2006-01-02 Eric Botcazou <ebotcazou@adacore.com>
4637 Jan Hubicka <jh@suse.cz>
4639 * cfglayout.c (fixup_reorder_chain): Remove kludge for the
4640 case of conditional jump jumping to the next instruction.
4641 * cfgrtl.c (force_nonfallthru_and_redirect): Accept all
4642 cases of conditional jump jumping to the next instruction.
4644 2006-01-02 Jan Hubicka <jh@suse.cz>
4646 * i386.c (*_cost): Add COSTS_N_INSNS.
4647 (ix86_rtx_costs): Do not use COSTS_N_INSNS.
4649 2006-01-02 Paolo Bonzini <bonzini@gnu.org>
4652 * Makefile.in (DECNUMINC): Include libdecnumber's build directory.
4654 2006-01-02 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
4656 * config/arm/arm.c (all_fpus): Fix comment typo.
4657 * config/darwin.c: Likewise.
4658 * config/frv/frv.h (FRV_STRUCT_VALUE_REGNUM): Likewise.
4659 * config/h8300/h8300.md (extendqisi2_h8300hs): Likewise.
4660 * config/m68hc11/m68hc11.c (m68hc11_reload_operands): Likewise.
4662 2006-01-01 David Edelsohn <edelsohn@gnu.org>
4664 * config/rs6000/rs6000.c (rs6000_expand_compare_and_swapqhi): New.
4665 (rs6000_split_compare_and_swapqhi): New.
4666 * config/rs6000/sync.md (sync_compare_and_swap{hi,qi}): New.
4667 (sync_compare_and_swapqhi_internal): New.
4668 * config/rs6000/rs6000-protos.h: Declare.