1 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
3 config/sh/linux.h (FUNCTION_PROFILER): Constify a char*.
5 2005-06-20 Roger Sayle <roger@eyesopen.com>
6 2005-06-20 Fariborz Jahanian <fjahanian@apple.com>
8 * combine.c (simplify_set): Simplify setting of CC register
9 by removing redundant compare with 0 on RHS.
11 2005-06-20 Jan Beulich <jbeulich@novell.com>
13 * config/i386/netware-libgcc.def: Update copyright.
14 * config/i386/netware-libgcc.exp (__divdc3, __divsc3, __divxc3,
15 __muldc3, __mulsc3, __mulxc3, __powidf2, __powisf2, __powixf2): Add.
16 * config/i386/netware.c (gen_stdcall_decoration,
17 gen_fastd_decoration): Merge into ...
18 (gen_stdcall_or_fastcall_decoration): ... this. Adjust to match
20 (gen_regparm_prefix): Adjust to match i386_nlm_encode_section_info.
21 (i386_nlm_encode_section_info): Adjust to match WinNT's changes.
22 * config/i386/t-nwld (SHLIB_LINK): Also create libgcc.imp alias of
23 libgcc_s.imp. Use 'expr' rather than $(()) shell expressions.
24 * gthr-nks.h (__gthread_objc_mutex_allocate): Kill another dubious
25 use of NX_MUTEX_RECURSIVE.
27 2005-06-19 Roger Sayle <roger@eyesopen.com>
29 * fold-const.c (swap_tree_comparison): Add support for unordered
30 floating point comparisons.
31 * tree-vrp.c (opposite_comparison): Delete.
32 (extract_range_from_assert): Replace calls to opposite_comparison
33 with calls to swap_tree_comparison.
34 (register_edge_assert_for): Likewise.
35 (vrp_evaluate_conditional): Likewise.
37 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
39 * integrate.c (allocate_initial_values): Update the references
40 to global_live_at_start and global_live_at_end.
42 2005-06-20 Jan Hubicka <jh@suse.cz>
44 * cfgloop.h (DLTHE_RECORD_COPY_NUMBER): New flag.
45 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set aux flags only
47 * loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations,
48 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
49 Update call of duplicate_loop_to_header_edge.
50 (apply_opt_in_copies): Clear out aux pointers.
52 2005-06-19 Joseph S. Myers <joseph@codesourcery.com>
54 * config/i386/i386.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
55 (ix86_mangle_fundamental_type): New.
56 * config/ia64/ia64.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
57 (ia64_mangle_fundamental_type): New.
59 2005-06-19 Roger Sayle <roger@eyesopen.com>
61 * c-decl.c (grokdeclarator): Only check TREE_OVERFLOW on
63 * c-typeck.c (build_c_cast): Only preserve TREE_OVERFLOW on
64 CONSTANT_CLASS_P nodes.
66 2005-06-19 Richard Henderson <rth@redhat.com>
68 * config/ia64/vect.md (vec_extractv2sf_1): Fix cut-and-paste error;
69 the shift is always required.
71 2005-06-19 Richard Henderson <rth@redhat.com>
73 * config/ia64/ia64-modes.def (V4SF): Add.
74 * config/ia64/ia64.c (ia64_legitimate_constant_p): Handle CONST_VECTOR.
75 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to
76 integer mode changes in fp regs.
77 * config/ia64/ia64.md (UNSPEC_VECT_EXTR): New.
78 * config/ia64/vect.md (smaxv2sf3, sminv2sf3): Fix typos in names.
79 (reduc_plus_v2sf, reduc_smax_v2sf, reduc_smin_v2sf): New.
80 (vcondv2sf): Use gen_fpack
81 (fpack): Remove * from name.
82 (fswap, fmix_l, fmix_r, fmix_lr): New.
83 (vec_setv2sf, vec_extractv2sf_0_le, vec_extractv2sf_0_be): New.
84 (vec_extractv2sf_1, vec_extractv2sf): New.
86 2005-06-19 Andreas Krebbel <krebbel1@de.ibm.com>
88 * combine.c (make_compound_operation): Use simplify_subreg. Delete
89 a optimization already done by simplify_subreg.
91 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
93 * loop.c (scan_loop): Do not consider insns setting the frame
94 pointer to be candidates for hoisting.
96 2005-06-19 Uros Bizjak <uros@kss-loka.si>
98 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, cmpfp_0_xf):
99 Remove instruction patterns.
100 (*cmpfp_0): New instruction pattern. Set "unit" attribute to "i387".
101 (*cmpfp_sf, *cmpfp_df, *cmpfp_xf, *cmpfp_u, *_cmpfp_<mode>):
102 Set "unit" attribute to "i387".
103 (*pushsf, *pushsf_rex64, *pushdf_nointeger, *pushdf_integer)
104 (*pushxf_nointeger, *pushxf_integer): Set "unit" attribute to "i387"
106 (*truncdfsf_mixed, *truncdfsf_i387, *truncxfsf2_mixed)
107 (*truncxfsf2_i387, *truncxfdf2_mixed, *truncxfdf2_i387): Set "unit"
108 attribute to "i387" when "type" attribute equals "multi".
109 (*floathisf2_i387, *floatsisf2_mixed, *floatsisf2_i387)
110 (*floatdisf2_mixed, *floatdisf2_i387, *floathidf2_i387)
111 (*floatsidf2_mixed, *floatsidf2_i387, *floatdidf2_mixed)
112 (*floatdidf2_i387, floathixf2, floatsixf2, floatdixf2): Set "unit"
113 attribute to "i387" when "type" attribute equals "multi".
114 * config/i386/mmx.md (*mov<mode>_internal_rex64)
115 (*mov<mode>_internal, *movv2sf_internal_rex64, *movv2sf_internal):
116 Set "unit" attribute to "mmx" when "type" attribute equals "ssecvt".
117 (mmx_pmovmskb): Correct wrong "type" and "mode" attributes.
118 * config/i386/sse.md (sse_cvtps2pi, sse_cvttps2pi, sse_cvtpd2di)
119 (sse_cvttpd2pi): Set "unit" attribute to "mmx".
120 (sse2_cvtpi2pd): Split register constraints. Set "unit" attribute
121 to "mmx" for "y" operand 1.
123 2005-06-19 Uros Bizjak <uros@kss-loka.si>
125 * config/i386/i386.c (ix86_function_arg_regno_p): Add MMX_REGNO_P
126 for TARGET_MMX. Use MMX_REGPARM_MAX and SSE_REGPARM_MAX for MMX
127 and SSE registers to determine if regno is valid.
128 (ix86_function_value_regno_p): Depend FIRST_FLOAT_REG on
129 TARGET_FLOAT_RETURNS_IN_80387 also for TARGET_64BIT. Clean up.
131 2005-06-18 Richard Henderson <rth@redhat.com>
133 * tree-complex.c (init_dont_simulate_again): Clear DONT_SIMULATE_AGAIN
134 for control-altering statements; set it again for returns.
135 (complex_visit_stmt): Return SSA_PROP_VARYING for stmts that are
138 2005-06-18 Richard Henderson <rth@redhat.com>
141 * tree-ssa-pre.c (create_expression_by_pieces): Set
142 DECL_COMPLEX_GIMPLE_REG_P.
143 (insert_into_preds_of_block): Likewise.
145 2005-06-18 Steven Bosscher <stevenb@suse.de>
147 * Makefile.in: Fix tree-cfgcleanup.c dependencies.
149 2005-06-18 Richard Henderson <rth@redhat.com>
151 * expr.c (store_constructor): Use store of 0 to indicate value
152 death instead of a clobber.
154 * config/i386/i386.c (ix86_expand_reduc_v4sf): New.
155 * config/i386/i386-protos.h (ix86_expand_reduc_v4sf): Declare.
156 * config/i386/sse.md (reduc_plus_v4sf): New.
157 (reduc_smax_v4sf, reduc_smin_v4sf): New.
159 2005-06-18 James A. Morrison <phython@gcc.gnu.org>
161 * fold_const (fold_binary): Fold X % (2**N) to X & (2**N - 1) for
162 nonnegative values of X.
164 2005-06-18 Uros Bizjak <uros@kss-loka.si>
166 * doc/md.texi (Standard Names): Change insn pattern name
167 from truncM2 to btruncM2 for 'trunc' built-in description.
168 Add rintM2 insn pattern description.
170 2005-06-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
172 * c-decl.c (locate_old_decl): Add format attribute.
173 (implicit_decl_warning): Likewise.
175 * diagnostic.h (verbatim): Move ...
176 * toplev.h (verbatim): ... here. Add ATTRIBUTE_GCC_DIAG.
177 * pretty-print.h (pp_verbatim): Add ATTRIBUTE_GCC_PPDIAG.
179 2005-06-18 Roger Sayle <roger@eyesopen.com>
182 * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition.
184 2005-06-18 Dorit Nuzman <dorit@il.ibm.com>
186 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New
188 * optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin,
189 OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction.
190 (reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
191 reduc_plus_optab): New optabs for reduction.
192 * expr.c (expand_expr_real_1): Handle new tree-codes.
193 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
194 * tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle
196 * optabs.c (optab_for_tree_code): Handle new tree-codes.
197 (init_optabs): Initialize new optabs.
198 * genopinit.c (optabs): Define handlers for new optabs.
200 * tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in
201 case of a phi that is marked as relevant. Call vectorizable_reduction.
202 (vect_mark_relevant): Phis may be marked as relevant.
203 (vect_mark_stmts_to_be_vectorized): The use corresponding to the
204 reduction variable in a reduction stmt does not mark its defining phi
205 as relevant. Update documentation accordingly.
206 (vect_can_advance_ivs_p): Skip reduction phis.
207 * tree-vect-transform.c (vect_get_vec_def_for_operand): Takes
208 additional argument. Handle reduction.
209 (vect_create_destination_var): Update call to vect_get_new_vect_var.
210 Handle non-vector argument.
211 (get_initial_def_for_reduction): New function.
212 (vect_create_epilog_for_reduction): New function.
213 (vectorizable_reduction): New function.
214 (vect_get_new_vect_var): Handle new vect_var_kind.
215 (vectorizable_assignment, vectorizable_operation, vectorizable_store,
216 vectorizable_condition): Update call to vect_get_new_vect_var.
217 (vect_transform_stmt): Call vectorizable_reduction.
218 (vect_update_ivs_after_vectorizer): Skip reduction phis.
219 (vect_transform_loop): Skip if stmt is both not relevant and not live.
220 * tree-vectorizer.c (reduction_code_for_scalar_code): New function.
221 (vect_is_simple_reduction): Was empty - added implementation.
222 * tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value.
223 (reduc_vec_info_type): New enum vect_def_type value.
224 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
225 reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf,
226 reduc_plus_v4si, reduc_plus_v4sf): New define_expands.
228 * tree-vect-analyze.c (vect_determine_vectorization_factor): Remove
229 ENABLE_CHECKING around gcc_assert.
230 * tree-vect-transform.c (vect_do_peeling_for_loop_bound,
231 (vect_do_peeling_for_alignment, vect_transform_loop,
232 vect_get_vec_def_for_operand): Likewise.
234 2005-06-18 Joseph S. Myers <joseph@codesourcery.com>
236 * config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a
237 big-endian unnamed __float80 value.
239 2005-06-18 Richard Henderson <rth@redhat.com>
242 * tree-sra.c (generate_copy_inout): Handle SSA_NAME complex
245 2005-06-17 Richard Henderson <rth@redhat.com>
247 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use
248 initialize_original_copy_tables and free_original_copy_tables.
249 (vect_do_peeling_for_alignment): Likewise.
251 2005-06-17 Pat Haugen <pthaugen@us.ibm.com>
253 * bb-reorder.c (find_traces_1_round): Use succ block frequency
254 instead of edge frequency for calls to better_edge_p.
256 2005-06-17 Andrew Pinski <pinskia@physics.uc.edu>
259 * tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST.
261 2005-06-17 Steve Ellcey <sje@cup.hp.com>
264 * config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy).
266 (PROFILE_BEFORE_PROLOGUE): Undef.
267 (NO_PROFILE_COUNTERS): New.
268 * config/ia64/ia64-protos.h (ia64_profile_hook): New.
269 * config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef.
270 (gen_mcount_func_rtx): New.
271 (ia64_profile_hook): New.
272 * config/ia64/ia64.md (ip_value): New.
274 2005-06-17 Devang Patel <dpatel@apple.com>
276 * config/rs6000/predicates.md (s5bit_cint_operand,
277 u5bit_cint_operand): New.
278 * config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth,
279 altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates.
280 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed
281 5 bit constant check.
283 2005-06-17 Richard Henderson <rth@redhat.com>
285 * local-alloc.c (update_equiv_regs): Update reg_equiv_init
286 properly when moving an initialization insn.
288 2005-06-17 Paolo Bonzini <bonzini@gnu.org>
290 * aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the
292 * configure.ac: Regenerate.
294 2005-06-17 Jan Hubicka <jh@suse.cz>
296 * tree-optimize.c (execute_ipa_pass_list): New.
297 (ipa_passes): Use it.
299 2005-06-16 Richard Henderson <rth@redhat.com>
302 * tree-complex.c (update_phi_components): Avoid no-op moves.
304 2005-06-16 Joseph S. Myers <joseph@codesourcery.com>
306 * Makefile.in (cc1-checksum.c): Use
307 build/genchecksum$(build_exeext), not build/genchecksum$(exeext).
309 2005-06-16 Geoffrey Keating <geoffk@apple.com>
311 * gengtype.c (adjust_field_rtx_def): Don't add a skip to
314 * config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from
316 (SHLIB_REVISION): Delete.
317 (SHLIB_VERSTRING): Update to compensate.
318 (SHLIB_SONAME): Just use one '.' in the name.
320 2005-06-16 Eric Botcazou <ebotcazou@libertysurf.fr>
322 PR tree-optimization/22018
323 * tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow.
325 2005-06-16 Richard Henderson <rth@redhat.com>
328 * builtins.c (fold_builtin_complex_mul): Remove.
329 (fold_builtin_complex_div): Remove.
330 (fold_builtin_1): Don't call them.
331 * fold-const.c (fold_complex_add, fold_complex_mult_parts,
332 fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove.
333 (fold_binary): Don't call them. Don't expand complex comparisons to
334 elementary comparisons.
335 * tree-complex.c (init_dont_simulate_again): Enhance search for
336 stmts that require decomposition.
337 (complex_visit_stmt): Handle RETURN_EXPR properly.
338 (create_components): Handle no referenced variables properly.
339 * tree.h (fold_complex_mult_parts): Remove.
340 (fold_complex_div_parts): Remove.
342 2005-06-16 Richard Guenther <rguenth@gcc.gnu.org>
344 * doc/extend.texi: Document sseregparm target attribute.
345 Clarify fastcall and regparm documentation.
346 * config/i386/i386.h: Adjust float_in_sse documentation.
347 * config/i386/i386.c: Add new target attribute sseregparm.
348 (ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute):
350 (ix86_handle_cconv_attribute): ... here. Also handle
351 sseregparm attribute.
352 (ix86_comp_type_attributes): Compare sseregparm attributes.
353 (ix86_function_sseregparm): New function, split out from ...
354 (init_cumulative_args): ... here. Use to decide use
355 of SSE registers and error in case of missing support.
356 (ix86_value_regno): Likewise.
357 (function_arg_advance): Do not bail out for DFmode if we need
358 to pass doubles in registers.
359 (function_arg): Likewise.
361 2005-06-16 Paolo Bonzini <bonzini@gnu.org>
362 Daniel Jacobowitz <dan@codesourcery.com>
363 Alan Modra <amodra.bigpond.net.au>
365 * configure.ac (gcc_version): Set near the beginning.
366 (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are
367 found in the tree. Use gcc_AC_PROG to find the tools in the system.
368 (objdump): Do not look for it.
369 * Makefile.in (NM_FOR_TARGET): Point to ./nm
370 (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET,
371 ORIGINAL_NM_FOR_TARGET): Substitute from autoconf.
372 (as, ld, nm): New rules.
373 (libgcc.mk): Depend on them.
374 * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL,
375 gcc_AC_BUILD_EXEEXT): New.
376 (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT.
377 * configure: Regenerate.
379 2005-06-16 Jan Hubicka <jh@suse.cz>
381 * basic-block.h (rtl_bb_info): Break out head_, end_,
382 global_live_at_start, global_live_at_end from ...
383 (basic_block_def): ... here; update all references
385 (init_rtl_bb_info): Declare.
386 * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL
388 * cfgrtl.c: Include ggc.h
389 (create_basic_block_structure): Init bb info.
390 (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer.
391 (init_rtl_bb_info): New function.
392 (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here.
393 * cfghooks.c (merge_block): Do not copy global_live_at_end here.
394 * cfg.c (clear_bb_flags): Skip BB_RTL flag.
395 (dump_flow_info): Gueard global_live_* dumping.
397 * Makefile.in (cfg.o): Add new dependencies.
398 * basic-block.h (reorder_block_def): Kill
399 original/copy/duplicated/copy_number fields.
400 (BB_DUPLICATED): New flag.
401 (initialize_original_copy_tables, free_original_copy_tables,
402 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New.
403 * cfg.c: Include hashtab.h and alloc-pool.h
404 (bb_original, bb_copy, original_copy_bb_pool): New static vars.
405 (htab_bb_copy_original_entry): New struct.
406 (bb_copy_original_hash, bb_copy_original_eq): New static functions.
407 (initialize_original_copy_tables, free_original_copy_tables,
408 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New
410 * cfghooks.c (duplicate_block): Update original/copy handling.
411 * cfglayout.c (fixup_reorder_chain): Likewise.
412 (cfg_layout_initialize): Initialize orignal_copy tables.
413 (cfg_layout_finalize): FInalize original_copy tables.
414 (can_copy_bbs_p): Use BB_DUPLICATED flag.
415 (copy_bbs): Likewise.
416 * cfgloopmanip.c (update-single_exits_after_duplication): Likewise.
417 (duplicate_loop_to_header_edge): Likewise; update handling of
419 (loop_version): Likewise.
420 * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG.
421 * except.c (expand_resx_expr): Check that reg->resume is not set.
422 * loop-unroll.c (unroll_loop_constant_iterations,
423 unroll_loop_runtime_iterations, apply_opt_in_copies): Update
424 copy/original handling.
425 * loop-unwitch.c (unswitch_loop): Likewise.
426 * tree-cfg.c (create_bb): Do not initialize RBI.
427 (disband_implicit_edges): Do not kill RBI.
428 (add_phi_args_after_copy_bb): Use new original/copy mapping.
429 (add_phi_args_after_copy): Use BB_DUPLICATED flag.
430 (tree_duplicate_sese_region): Update original/copy handling.
431 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
432 * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
433 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise.
435 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
438 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
439 integer types whos ranges are different are not useless.
441 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
444 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
447 2005-06-15 Diego Novillo <dnovillo@redhat.com>
449 * tree-ssa-structalias.c (dump_solution_for_var): Reformat
451 (dump_sa_points_to_info): Make extern.
452 (debug_sa_points_to_info): New.
453 * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
455 (dump_sa_points_to_info): Declare.
456 (debug_sa_points_to_info): Declare.
458 2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
460 * c-tree.h (default_function_array_conversion): Declare.
461 * c-typeck.c (default_function_array_conversion): Export. Correct
463 (default_conversion): Do not call
464 default_function_array_conversion. Do not allow FUNCTION_TYPE.
465 (build_function_call): Call default_function_array_conversion on
467 (convert_arguments): Do not call it on the function arguments.
468 (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
469 TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
470 address of ARRAY_REF.
471 (build_compound_expr): Do not call
472 default_function_array_conversion.
473 (build_c_cast): Do not call default_function_array_conversion.
474 (convert_for_assignment): Do not call default_conversion.
475 (digest_init): Call default_function_array_conversion to convert
476 string constants and compound literals to pointers, but not
478 (output_init_element): Likewise.
479 (build_asm_expr): Do not call default_function_array_conversion.
480 (c_process_expr_stmt): Likewise.
481 (c_objc_common_truthvalue_conversion): Likewise. Do not allow
483 * c-parser.c (c_parser_expression_conv): New.
484 (c_parser_asm_operands, c_parser_expr_list): Add convert_p
485 argument. All callers changed. Call
486 default_function_array_conversion if convert_p.
487 (c_parser_initializer, c_parser_initval): Call
488 default_function_array_conversion except for string constants and
490 (c_parser_initelt): Call default_function_array_conversion for
491 ObjC expression received.
492 (c_parser_statement_after_labels): Call c_parser_expression_conv
493 for return and expression statements.
494 (c_parser_paren_condition, c_parser_for_statement,
495 c_parser_conditional_expression): Call c_parser_expression_conv.
496 (c_parser_expr_no_commas, c_parser_conditional_expression,
497 c_parser_binary_expression, c_parser_cast_expression,
498 c_parser_unary_expression): Call
499 default_function_array_conversion.
501 2005-06-15 Diego Novillo <dnovillo@redhat.com>
503 * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
504 when the result overflows.
506 2005-06-15 David Ung <davidu@mips.com>
508 * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
511 2005-06-15 Richard Sandiford <richard@codesourcery.com>
513 * doc/invoke.texi (-mips16): Fix typo.
515 2005-06-15 David Ung <davidu@mips.com>
517 * config/mips/mips.h (GENERATE_MIPS16E): New definition.
518 * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
519 Changed expand condition to exclude generating of "and" if
520 GENERATE_MIPS16E is true.
521 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
522 matching mips16e zeb/zeh.
523 (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
525 (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
527 * doc/invoke.texi (MIPS Options): Add comment to -mips16
528 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
530 2005-06-15 Diego Novillo <dnovillo@redhat.com>
533 * tree-vrp.c (vrp_int_const_binop): New.
534 (extract_range_from_binary_expr): Call it.
535 Unify handling division and multiplication.
537 2005-06-15 Aldy Hernandez <aldyh@redhat.com>
539 * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
541 * c-common.c (same_scalar_type_ignoring_signedness): New.
543 * c-typeck.c (build_binary_op): Check compatability of vector
544 types. Move error report after switch.
545 Do not clobber code[01] on *_DIV_EXPR case.
547 * testsuite/gcc.dg/simd-1.c: Update error messages.
548 * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
550 * testsuite/gcc.dg/simd-2.c: Update error messages.
551 * testsuite/gcc.dg/simd-4.c: New.
553 2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
555 * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
556 * local-alloc.c: Include "ggc.h" and "reload.h".
557 (struct equivalence): New member is_arg_equivalence.
558 (local_alloc): Always call update_equiv_regs.
559 (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
560 Detect equivalences made by stores to memory in a second pass.
561 Return early if not optimizing.
562 Initialize reg_equiv_init for all equivalences; treat equivalences for
563 REG_EQUIV notes existing before this pass specially.
564 (no_equiv): Don't clear reg_equiv_init or remove notes if the
565 is_arg_equivalence field is set.
566 * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
567 * reload1.c (reg_equiv_init): No longer static.
568 (reg_equiv_init_size): New variable.
569 (reload): Don't allocate reg_equiv_init; don't free it when done but
571 Restructure equivalence set up code not to set reg_equiv_init, but to
572 clear it when we can't use an equivalence.
573 Undo change disabling equivalences for MEM_READONLY_P memrefs.
574 Dump equivalencing insns to dump_file.
576 2005-06-14 Richard Sandiford <richard@codesourcery.com>
578 * config/mips/mips.c (machine_function): Add varargs_size field.
579 (mips_setup_incoming_varargs): Store the amount of extra stack space
580 there rather than in *pretend_size. When saving registers, always
581 expect virtual_incoming_args_rtx to point to the start of the
583 (mips_va_start): Remove alignment hack. Handle all
584 !EABI_FLOAT_VARARGS_P cases in the same way.
585 (compute_frame_size): Handle varargs_size. Remove the redundant
586 !TARGET_OLDABI condition in the handling of pretend_args_size.
587 (mips_initial_elimination_offset): Remove the now-redundant check
590 2005-06-14 Jeff Law <law@redhat.com>
592 * tree-vrp.c (local_fold): Remove.
593 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
594 DIV/MOD case slightly for readability.
596 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
599 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
600 rather than static objects (!) from libmudflap registration.
602 2005-06-14 Richard Sandiford <richard@codesourcery.com>
604 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
605 (var_ref): Take the option's flags as a second parameter. Check
607 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
609 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
612 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
613 unsigned index numbers.
615 2005-06-13 Geoffrey Keating <geoffk@apple.com>
617 * Makefile.in (install-man): Doesn't really depend on installdirs.
618 (various rules for installing manpages): Do depend on installdirs.
620 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
622 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
623 read_encoded_value_with_base call.
624 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
625 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
626 * unwind-dw2.c (extract_cie_info): Fix aliasing in
627 read_encoded_value call.
628 (execute_cfa_program, uw_frame_state_for): Likewise.
630 2005-06-13 Roger Sayle <roger@eyesopen.com>
632 PR rtl-optimization/22053
633 * reg-stack.c (compensate_edge): Correct mistake in the assertion
634 checking of EDGE_ABNORMAL_CALL edges; complex return values can
635 result in the top two stack slots, st(0) and st(1), being live.
637 2005-06-13 Jeff Law <law@redhat.com>
639 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
640 simplify DIV, MOD or ABS expressions using VRP information.
641 Remove WALK_DATA parameter. Prototype and all callers updated.
642 (eliminate_redundant_computations): Remove WALK_DATA parameter.
643 Prototype and all callers updated.
644 (optimize_stmt): WALK_DATA parameter is now unused.
646 * tree-vrp.c (local_fold): New function. Like fold, but
647 strips useless type conversions in the result.
648 (simplify_using_ranges): New function, largely cribbed from
649 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
650 (vrp_finalize): Call simplify_using_ranges.
652 2005-06-13 Mark Mitchell <mark@codesourcery.com>
654 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
655 assembler in 64-bit mode.
657 2005-06-13 David Edelsohn <edelsohn@gnu.org>
659 Revert scc_operand patch.
660 * config/rs6000/predicates.md (scc_operand): Delete.
661 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
663 2005-06-13 Jakub Jelinek <jakub@redhat.com>
665 * trans-expr.c (gfc_conv_function_call): Return int instead of
666 void. Use a local variable for has_alternate_specifier and
667 return it. Avoid modification of function type's return value
668 in place, since it may be shared.
669 * trans.h (has_alternate_specifier): Remove.
670 (gfc_conv_function_call): Change return type.
671 * trans-stmt.c (has_alternate_specifier): Remove.
672 (gfc_trans_call): Add a local has_alternate_specifier variable,
673 set it from gfc_conv_function_call return value.
675 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
678 * fold-const.c (split_address_to_core_and_offset): Always return
679 the address of the base object.
681 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
683 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
685 2005-06-12 Richard Henderson <rth@redhat.com>
688 * tree-complex.c (update_complex_components_on_edge): New.
689 (update_parameter_components): Use it.
690 (update_phi_components): Likewise.
691 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
693 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
695 PR tree-optimization/14796
696 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
699 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
701 * cgraphunit.c, tree-ssa-loop-ivopts.c,
702 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
703 config/sparc/sparc.c: Fix comment typos.
705 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
707 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
708 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
709 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
710 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
712 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
714 PR tree-optimization/14796
715 * fold-const.c (fold_binary): Transform (A >> C) << C into
717 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
719 2005-06-11 Geoffrey Keating <geoffk@apple.com>
721 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
722 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
724 (reg_or_sub_cint_operand): Likewise.
725 (mask_operand): Handle DImode.
726 (mask64_operand): Delete.
727 (and64_operand): Delete.
728 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
729 instead of mask64_operand.
730 (print_operand): Likewise.
731 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
732 reg_or_sub_cint_operand instead of *64_* variants.
733 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
734 instead of mask64_operand.
735 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
739 (add<mode>3): Use reg_or_add_cint_operand.
741 (sub<mode>3): Use reg_or_sub_cint_operand.
742 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
743 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
744 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
745 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
746 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
747 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
748 various unnamed patterns): New.
749 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
750 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
751 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
752 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
753 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
754 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
755 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
756 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
757 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
760 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
762 * rtl.h (to_rtx_code): Remove.
763 * machmode.h (to_machine_mode): Likewise.
764 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
766 (apply_mode_maps): Likewise.
767 (read_rtx_1): Likewise.
768 (apply_code_macro): Replace to to_rtx_code with explicit cast.
769 (check_code_macro): Likewise.
770 (read_rtx_1): Likewise.
772 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
774 * c-typeck.c (convert_for_assignment): Avoid checking
775 OPT_Wc___compat, as it is always true.
777 2005-06-11 David Edelsohn <edelsohn@gnu.org>
779 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
781 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
783 Fix PR tree-optimization/22005
784 Fix PR tree-optimization/22025
786 * tree-ssa-structalias.c (struct variable_info): Add has_union
788 (create_variable_info_for): Mark variables containing unions.
789 Don't sort the field stack if notokay is true.
790 (find_what_p_points_to): Convert variables containing unions back
791 to their SFT's if necessary.
793 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
795 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
796 is an INTEGER_CST before calling int_cst_value.
798 2005-06-10 Uros Bizjak <uros@kss-loka.si>
801 * config/i386/i386.c (ix86_function_value_regno_p): Return true
802 for FIRST_MMX_REG if TARGET_MMX.
803 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
805 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
806 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
808 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
810 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
811 and access function against chrec_dont_know.
813 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
815 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
817 (exit_phi_for_loop_p): New function.
818 (can_put_in_inner_loop): Ditto.
819 (can_convert_to_perfect_nest): Ditto.
820 (perfect_nestify): Create iv with right type.
821 Rewrite statements in correct order.
823 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
825 * tree-ssa-alias.c (new_type_alias): Use existing type
826 tag if VAR has just one in its may_aliases list.
828 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
830 * rs6000/predicates.md (scc_operand): New.
831 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
833 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
835 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
836 dependence-distance modulo VF is 0 are recorded in the
837 SAME_ALIGN_REFs VEC in each DR.
838 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
839 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
840 DR we want to peel for, is set to 0.
841 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
842 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
844 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
845 (_stmt_vec_info): Added new field same_align_refs.
846 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
848 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
850 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
852 2005-06-10 Alan Modra <amodra@bigpond.net.au>
854 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
855 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
856 * config/rs6000/rs6000.c (output_function_profiler): Obey
857 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
858 for -fPIC. Delete save_lr and substitute its value into strings.
860 2005-06-09 Dale Johannesen <dalej@apple.com>
862 * config/i386/i386.c (optimization_options): Make -fno-math-errno
863 the default on Darwin.
864 * config/rs6000/rs6000.c (optimization_options): Ditto.
865 * doc/invoke.texi (-fno-math-errno): Document.
867 2005-06-09 Dale Johannesen <dalej@apple.com>
869 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
870 Change to TARGET_INVALID_WITHIN_DOLOOP.
872 2005-06-09 David Edelsohn <edelsohn@gnu.org>
874 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
875 * config/rs6000/predicates.md (scc_eq_operand): New.
877 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
879 * config/sh/sh.md (mextr_rl): Set buffer size properly.
880 (*mextr_lr): Likewise.
882 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
885 * c.opt (Wc++-compat): New.
886 * doc/invoke.texi (-Wc++-compat): Document.
887 * c-typeck.c (convert_for_assignment): Check for implicit
888 conversion void* -> T*.
890 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
892 * machmode.h (to_machine_mode): New.
893 * rtl.h (to_rtx_code): Likewise.
894 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
895 (print_c_condition): Convert return value of htab_find().
896 (apply_code_macro): Add explicit cast when convertin to enums.
897 (apply_mode_maps): Likewise.
898 (check_code_macro): Likewise.
899 (read_rtx_1): Likewise.
901 2005-06-09 Richard Henderson <rth@redhat.com>
903 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
904 Use SCALAR_FLOAT_MODE_P.
905 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
906 (fselect): Rename from fpcmp; use %F.
909 2005-06-09 Jan Hubicka <jh@suse.cz>
911 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
912 local statics when doing unit-at-a-time.
913 (cgraph_varpool_assemble_pending_decls): Output debug info.
914 * dwarf2out.c (decls_for_scope): Skip local statics.
915 (dwarf2out_decl): Handle local statics.
916 * passes.c (rest_of_decl_compilation): Do not differentiate
917 local and global statics in unit-at-a-time.
918 * tree-inline.c (remap_decls): Put local static into
919 unexpanded_vars_list rather than introducing duplicated VAR_DECL
922 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
924 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
927 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
929 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
930 * tree-flow.h (find_what_p_points_to): Add prototype.
931 (push_fields_onto_fieldstack): Ditto.
932 (sort_fieldstack): Ditto.
933 * tree-optimize.c (init_tree_optimization_passes): Add
934 pass_build_pta and pass_del_pta.
935 * tree-pass.h (pass_build_pta): New structure.
936 (pass_del_pta): Ditto.
937 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
938 using new alias analyzer.
939 (push_fields_onto_fieldstack): Removed from here.
940 (bitpos_of_field): Ditto.
941 (fieldoff_compare): Ditto.
942 * tree-ssa-structalias.c: New file.
943 * tree-ssa-structalias.h: Ditto.
945 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
947 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
950 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
952 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
953 * config/bfin/bfin.h (enum bfin_builtins): ... here.
955 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
957 * target.h (insn_valid_within_doloop): Rename into
958 "invalid_within_doloop". Change return type to "const char *".
960 * targhooks.h (default_insn_valid_within_doloop): Rename into
961 "default_invalid_within_doloop".
962 * targhooks.c (default_insn_valid_within_doloop): Likewise.
964 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
965 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
966 "default_invalid_within_doloop".
967 * hooks.c (hook_constcharptr_rtx_null): New function.
968 (hook_bool_rtx_true): Remove.
969 * hooks.h (hook_constcharptr_rtx_null): Declare.
970 (hook_bool_rtx_true): Remove.
971 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
972 "invalid_within_doloop" and print error message if non-null.
974 * doc/tm.texi: Update documentation.
975 * config/s390/s390.c: Adjust to new hook name and new default hook.
976 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
977 into "rs6000_invalid_within_doloop".
978 (rs6000_invalid_within_doloop): Change return type to "static const
979 char *" and replace return values. Update Comment.
981 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
983 * config/bfin/bfin.opt (mlong-calls): New.
984 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
985 if TARGET_LONG_CALLS.
987 2005-06-09 Richard Henderson <rth@redhat.com>
990 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
991 (struct tree_decl): Add gimple_reg_flag.
992 * integrate.c (copy_decl_for_inlining): Copy it.
993 * gimplify.c (internal_get_tmp_var): Set it.
994 (gimplify_bind_expr): Likewise.
995 (gimplify_function_tree): Likewise.
996 (gimplify_modify_expr_complex_part): New.
997 (gimplify_modify_expr): Use it.
998 * tree-gimple.c (is_gimple_reg_type): Allow complex.
999 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
1001 * tree-complex.c (complex_lattice_t): New.
1002 (complex_lattice_values, complex_variable_components): New.
1003 (some_nonzerop, find_lattice_value, is_complex_reg,
1004 init_parameter_lattice_values, init_dont_simulate_again,
1005 complex_visit_stmt, complex_visit_phi, create_components,
1006 update_complex_components, update_parameter_components,
1007 update_phi_components, update_all_vops, expand_complex_move): New.
1008 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
1010 (update_complex_assignment): Use update_complex_components;
1011 handle updates of return_expr properly.
1012 (expand_complex_addition): Use complex lattice values.
1013 (expand_complex_multiplication): Likewise.
1014 (expand_complex_division): Likewise.
1015 (expand_complex_libcall): Use update_complex_components.
1016 (expand_complex_comparison): Use update_stmt.
1017 (expand_complex_operations_1): Use expand_complex_move, retrieve
1019 (tree_lower_complex): Compute lattice values.
1020 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
1021 (pass_lower_complex_O0): Rename from pass_lower_complex.
1022 (pass_lower_complex, gate_no_optimization): New.
1023 * tree-optimize.c (init_tree_optimization_passes): Update for
1024 complex pass changes.
1025 * tree-pass.h (pass_lower_complex_O0): Declare.
1027 2005-06-08 Dale Johannesen <dalej@apple.com>
1029 * config/darwin.c (darwin_binds_local_p): New.
1030 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
1031 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
1032 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
1033 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
1035 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
1037 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
1038 rs6000_isel, rs6000_spe, rs6000_alignment_string,
1039 rs6000_sched_restricted_insns_priority_str,
1040 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
1042 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1044 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
1045 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
1046 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
1047 multiplier_allowed_in_address_p, get_address_cost): Ditto.
1049 2005-06-08 Richard Henderson <rth@redhat.com>
1051 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
1052 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
1053 Emit out3 load right after alloc.
1055 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
1057 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1058 rs6000_explicit_options.
1060 2005-06-08 Richard Henderson <rth@redhat.com>
1062 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
1063 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
1065 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
1067 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
1069 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
1072 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
1075 * config/sparc/sparc.c (sparc_fold_builtin): New function
1076 (sparc_vis_mul8x16): New function.
1077 (sparc_handle_vis_mul8x16): New function.
1078 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
1080 2005-06-08 David Edelsohn <edelsohn@gnu.org>
1082 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
1084 (call_indirect_nonlocal_aix64): Same.
1085 (call_value_indirect_nonlocal_aix32): Same.
1086 (call_value_indirect_nonlocal_aix64): Same.
1089 (eq): Use CLZ splitter for compare with zero.
1091 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
1093 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
1094 everything larger than 8 bytes in memory.
1096 * config/bfin/bfin.h (enum bfin_builtins): New.
1097 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
1099 (csync, ssync): New insn patterns.
1100 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
1102 (def_builtin): New macro.
1103 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
1105 From Jie Zhang <jie.zhang@analog.com>
1106 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
1107 behavior of the native assembler in VDSP. So change accordingly.
1109 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
1111 * tree-data-ref.c (compute_estimated_nb_iterations,
1112 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
1113 analyze_subscript_affine_affine, find_data_references_in_loop):
1114 Fixed to use chrec_contains_undetermined to test the values of
1115 loop->estimated_nb_iterations.
1116 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1117 Compute the estimation only when loop->estimated_nb_iterations
1118 has not yet been initialized.
1119 (convert_step_widening, scev_probably_wraps_p): Add a call to
1120 estimate_numbers_of_iterations_loop.
1121 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
1123 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1126 * dwarf2out.c (add_loc_descr_op_piece): Move to the
1127 DWARF2_DEBUGGING_INFO section.
1129 2005-06-08 Richard Henderson <rth@redhat.com>
1132 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
1134 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1137 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
1138 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
1139 (TARGET_ASM_OUT): Add it.
1140 * doc/tm.texi (Debugging Info): Document it.
1141 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
1142 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
1143 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
1144 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
1145 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
1146 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
1147 (gen_inlined_tls_plt): Remove unused variable MEM.
1148 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
1149 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1150 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
1151 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
1153 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
1154 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1155 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
1156 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
1158 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
1159 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1160 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
1161 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
1163 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
1164 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1165 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
1166 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
1168 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
1169 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1170 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
1171 (TARGET_GNU_TLS): Define to 1.
1172 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
1173 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
1175 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
1176 if TARGET_GNU_TLS only.
1177 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1179 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
1180 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
1182 2005-06-07 Dale Johannesen <dalej@apple.com>
1184 * config/i386/i386.md (movqi_1): Fix case where source
1185 is memory and destination EDI.
1187 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
1189 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
1191 2005-06-07 Eric Christopher <echristo@redhat.com>
1193 * system.h: Poison EXTRA_CC_MODES.
1194 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
1195 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
1196 * doc/md.texi (Jump Patterns): Replace reference to
1197 EXTRA_CC_MODES with machine-modes.def.
1198 * doc/rtl.texi (Machine Modes): Ditto.
1200 2005-06-07 Richard Henderson <rth@redhat.com>
1202 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
1203 (assemble_start_function): Fix strcmp confusion.
1205 2005-06-07 Uros Bizjak <uros@kss-loka.si>
1207 * config/i386/i386.h (enum ix86_entity): New.
1208 (enum ix86_stack_slot): New.
1209 (OPTIMIZE_MODE_SWITCHING): Redefine to use
1210 ix86_optimize_mode_switching[] array.
1211 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
1212 (MODE_NEEDED): Use ix86_mode_needed() function.
1213 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
1215 (struct machine_function): Use optimize_mode_switching[] array.
1217 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
1218 (ix86_mode_needed): New function.
1219 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
1220 correct stack positions for stored control words.
1221 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
1222 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
1224 [IX86_BUILTIN_STMXCSR]: Same.
1226 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
1227 (emit_i387_cw_initialization): Change prototype.
1228 (ix86_mode_needed): New prototype.
1230 * config/i386/i386.md (i387_cw attribute): Change order of elements.
1231 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
1232 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
1233 (*fist<mode>2_ceil_1): Change constant in call to
1234 assign_386_stack_local to SLOT_TEMP.
1235 (*fix_trunc<mode>_i387_1): Change constant in call to
1236 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1237 Use new ix86_optimize_mode_switching[] array.
1238 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
1239 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
1240 Use new ix86_optimize_mode_switching[] array.
1241 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
1242 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
1243 Use new ix86_optimize_mode_switching[] array.
1244 (frndintxf2_trunc): Change constants in call to
1245 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1246 Use new ix86_optimize_mode_switching[] array.
1247 (frndintxf2_mask_pm): Change constants in call to
1248 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
1249 Use new ix86_optimize_mode_switching[] array.
1251 (define_peephole2): Change constant from 17 to FLAGS_REG;
1253 2005-06-07 Richard Henderson <rth@redhat.com>
1256 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
1258 2005-06-07 Dale Johannesen <dalej@apple.com>
1260 * tree-nested.c (finalize_nesting_tree_1): Disable
1261 warn_padded around layout_type call.
1263 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1265 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
1268 2005-06-07 Eric Christopher <echristo@redhat.com>
1270 * config/mips/predicates.md: Revert previous patch.
1272 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1275 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
1278 2005-06-07 Diego Novillo <dnovillo@redhat.com>
1280 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
1281 (thread_stats): New local variable.
1282 (redirect_edges): Increment count of threaded edges.
1283 (thread_through_all_blocks): Initialize thread_stats.
1284 Display number of threaded jumps if TDF_STATS is enabled.
1286 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1288 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
1289 the current bit index with no modulo.
1291 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
1293 PR 18403 and meta PR 21861.
1294 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
1295 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
1296 (evolution_function_is_invariant_rec_p,
1297 evolution_function_is_invariant_p): New.
1298 (chrec_convert): Use an extra parameter AT_STMT for refining the
1299 information that is passed down to convert_step. Integrate the
1300 code that was in count_ev_in_wider_type.
1301 * tree-chrec.h (count_ev_in_wider_type): Removed.
1302 (chrec_convert): Modify its declaration.
1303 (evolution_function_is_invariant_p): Declared.
1304 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
1305 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
1306 (scev_probably_wraps_p): Declared.
1307 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
1308 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
1309 Use an extra parameter AT_STMT for refining the information that is
1310 passed down to convert_step.
1311 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
1312 analyze_scalar_evolution_1): Initialize AT_STMT with the current
1314 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
1315 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
1316 can_count_iv_in_wider_type to use convert_step.
1317 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
1318 code that is independent of the loop over the known iteration
1319 bounds to convert_step_widening, the rest is moved to
1320 proved_non_wrapping_p.
1321 (scev_probably_wraps_p): New.
1322 (can_count_iv_in_wider_type): Renamed convert_step.
1323 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
1324 Use scev_probably_wraps_p for computing init_is_max.
1325 (vrp_visit_assignment): Pass the current analyzed statement to
1326 adjust_range_with_scev.
1327 (execute_vrp): Call estimate_numbers_of_iterations for refining the
1328 information provided by scev analyzer.
1330 2005-06-07 Eric Christopher <echristo@redhat.com>
1332 * config/mips/predicates.md (sleu_operand): Use
1333 IN_RANGE to specify range of operand.
1335 2005-06-07 Steven Bosscher <stevenb@suse.de>
1337 PR tree-optimization/21847
1338 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
1339 -fnon-call-exceptions, also mark statements inherently
1340 necessary if they may throw.
1342 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
1344 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
1345 ("type"): Add "sem" to 'type' attribute.
1346 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
1347 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
1348 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
1349 "*sync_compare_and_swap_ccsi"): New patterns.
1350 * config/s390/2064.md: ("z_sem"): New insn_reservation.
1351 * config/s390/2084.md: ("x_sem"): New insn_reservation.
1352 * config/s390/s390.c: (s390_compare_emitted): New global variable.
1353 (s390_emit_compare): Do not emit comparison again after cas.
1354 * config/s390/s390.h (s390_compare_emitted): Declare.
1356 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1358 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
1359 sbitmap_iter_cond, sbitmap_iter_next): New.
1360 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
1361 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
1362 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
1363 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
1365 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1367 * tree-ssa-address.c: New file.
1368 * Makefile.in (tree-ssa-address.o): Add.
1369 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
1370 INDIRECT_REFs. Handle TARGET_MEM_REFs.
1371 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
1372 * tree-flow.h (struct mem_address): New.
1373 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
1374 (create_mem_ref, addr_for_mem_ref, get_address_description,
1375 maybe_fold_tmr, multiplier_allowed_in_address_p,
1376 multiply_by_cost): Declare.
1377 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
1378 * tree-pretty-print.c (dump_generic_node): Ditto.
1379 * tree-ssa-loop-im.c (for_each_index): Ditto.
1380 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
1381 find_interesting_uses_address): Ditto.
1382 (rewrite_address_base, build_addr_strip_iref): Removed.
1383 (struct affine_tree_combination): Moved to tree-flow.h.
1384 (get_ref_tag, copy_ref_info): New functions.
1385 (rewrite_use_address): Produce TARGET_MEM_REFs.
1386 (tree_ssa_iv_optimize): Do not call update_ssa
1387 and rewrite_into_loop_closed_ssa.
1388 (tree_to_aff_combination): Use build_fold_addr_expr instead of
1389 build_addr_strip_iref.
1390 (unshare_aff_combination): New function.
1391 (fold_affine_sum): Removed.
1392 (get_computation_at): Use get_computation_aff. Unshare the result.
1393 (get_computation_aff, multiplier_allowed_in_address_p): New function.
1394 (multiply_by_cost): Exported.
1395 (get_address_cost): Use multiplier_allowed_in_address_p.
1396 * tree-ssa-operands.c (get_tmr_operands): New function.
1397 (get_expr_operands): Handle TARGET_MEM_REFs.
1398 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
1399 (build): Handle 7 arguments.
1400 (build7_stat): New function.
1401 * tree.def (TARGET_MEM_DEF): New.
1402 * tree.h (REF_ORIGINAL): Removed.
1403 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
1404 TMR_TAG, build7): New macros.
1405 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
1406 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
1407 * doc/c-tree.texi: Document TARGET_MEM_REF.
1408 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
1410 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1413 * dwarf2out.c (add_loc_descr_op_piece): New function.
1414 (multiple_reg_loc_descriptor, concat_loc_descriptor,
1415 loc_descriptor): Use it.
1416 * var-tracking.c: Include regs.h and expr.h.
1417 (emit_note_insn_var_location): Skip over pieces where offset
1418 is smaller than previous offset plus previous piece mode size.
1419 Optimize adjacent hard registers or memory locations.
1420 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
1422 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1424 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
1426 * gimplify.c (gimplify_cond_expr): No need to fix up the
1429 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1431 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
1434 2005-06-07 Geoffrey Keating <geoffk@apple.com>
1436 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
1437 'stwux' instructions that are considered to be stack decrements.
1439 * rtlanal.c (subreg_offset_representable_p): Handle objects
1442 2005-06-06 Uros Bizjak <uros@kss-loka.si>
1444 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
1445 in call to pre_edge_lcm.
1447 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
1449 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
1450 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
1451 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
1453 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
1454 dwarf register number for SHmedia.
1455 (shmedia_fallback_frame_state): New.
1456 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
1458 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
1460 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
1462 * c-lex.c (lex_string): Use XOBFINISH.
1463 * collect2.c (extract_string, dump_file): Likewise.
1464 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
1465 * gcc.c (init_spec, build_search_list, convert_filename,
1466 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
1467 * genpreds.c (write_predicate_subfunction): Likewise.
1468 * genflags.c (main): Likewise.
1469 * read-rtl.c (mode_attr_index, apply_macro_to_string,
1470 join_c_conditions, read_quoted_string, read_braced_string,
1471 read_rtx_1): Likewise.
1472 * stringpool.c (ggc_alloc_string): Likewise.
1473 * tlink.c (obstack_fgets, recompile_files): Likewise.
1475 2005-06-06 Jakub Jelinek <jakub@redhat.com>
1477 * intl.h (G_): New macro.
1478 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
1479 instead of msgid for argument name.
1480 * tree-ssa.c (warn_uninit): Likewise.
1481 * c-parser.c (c_parser_error): Likewise.
1482 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1483 * config/darwin-c.c (BAD): Likewise.
1484 * config/c4x/c4x-c.c (BAD): Likewise.
1485 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1486 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
1487 * c-common.c (c_parse_error): Likewise.
1488 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
1489 warning0, pedwarn, error, sorry, fatal_error, internal_error):
1491 (fnotice): Use cmsgid instead of msgid for argument name.
1492 * gcov.c (fnotice): Likewise.
1493 * protoize.c (notice): Likewise.
1494 * final.c (output_operand_lossage): Likewise.
1495 * gcc.c (fatal, notice): Likewise.
1496 (error): Use gmsgid instead of msgid for argument name.
1497 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
1498 of msgid for argument name.
1499 (error): Use gmsgid instead of msgid for argument name.
1500 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
1502 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
1503 * tree-inline.c (inline_forbidden_p_1): Likewise.
1504 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
1505 conventions for marking translations.
1506 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
1508 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
1511 * fold-const.c (operand_equal_p): Don't return 1, if element
1512 chains for 2 VECTOR_CSTs are not the same length.
1515 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
1516 not all VECTOR_CST elements are given.
1518 * combine.c (try_combine): Use hard_regno_nregs array instead of
1519 HARD_REGNO_NREGS macro.
1520 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
1521 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
1522 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
1524 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
1526 * tree-ssa-reassoc.o: New.
1527 (OBJS-common): Add tree-ssa-reassoc.o
1528 * timevar.def: Add TV_TREE_REASSOC
1529 * tree-optimize.c (pass_reassoc): Add call.
1530 * tree-pass.h (pass_reassoc): Add.
1531 * tree-ssa-reassoc.c: New file.
1533 2005-06-06 Eric Christopher <echristo@redhat.com>
1536 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
1538 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1540 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
1541 HAVE_GAS_MAX_SKIP_P2ALIGN.
1542 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
1544 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1546 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
1547 getopt.h dependency.
1548 (mips-tdump.o): Likewise.
1550 2005-06-06 Jan Hubicka <jh@suse.cz>
1552 * predict.c (tree_predict_edge): Don't drop useless predictions;
1553 check that it is not called too late in the game.
1554 (gate_estimate_probability): New gate.
1555 (pass_profile): Gate.
1556 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
1557 predictions; update CFG instead.
1558 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
1560 2005-06-06 Jie Zhang <jie.zhang@analog.com>
1562 * config.gcc (bfin*-uclinux*): New.
1563 * config/bfin/uclinux.h: New file.
1565 2005-06-06 Ben Elliston <bje@au.ibm.com>
1567 * doc/md.texi (Insn Splitting): Fix some wording.
1569 2005-06-05 David Edelsohn <edelsohn@gnu.org>
1571 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
1572 (rs6000_emit_swdivdf): New function.
1573 * config/rs6000/rs6000.md (fres): New pattern.
1574 (divsf3): Add approximation through rs6000_emit_swdivsf.
1575 (fred): New pattern.
1576 (divdf3): Add approximation through rs6000_emit_swdivdf.
1577 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
1578 (rs6000_emit_swdivdf): Declare.
1579 * config/rs6000/rs6000.opt (mswdiv): New option.
1580 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
1582 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
1584 PR tree-optimization/21846
1585 * tree-cfg.c (replace_uses_by): Update information stored at loops.
1586 * tree-flow.h (substitute_in_loop_info): Declare.
1587 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
1588 Ensure that chrec_dont_know and chrec_known have a type.
1589 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
1591 2005-06-05 Steven Bosscher <stevenb@suse.de>
1593 * config/i386/i386.c (x86_use_loop): Remove.
1594 * config/i386/i386.h (x86_use_loop): Remove extern decl.
1595 (TARGET_USE_LOOP): Remove.
1596 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
1597 Also remove related define_splits.
1599 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
1601 * tree-flow.h (stmt_ann_d): Move aux to ...
1602 (tree_ann_common_d): ... here.
1603 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1604 move_computations_stmt, schedule_sm): Update references to
1606 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1607 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1608 call to set_stmt_info.
1609 (vect_transform_loop): Likewise.
1610 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
1613 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
1615 (vect_mark_relevant): Takes two additional arguments - live_p and
1616 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
1617 (vect_stmt_relevant_p): Differentiate between a live stmt and a
1618 relevant stmt. Return two values = live_p and relevant_p.
1619 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
1620 vect_stmt_relevant_p with additional arguments. Phis are no longer
1621 put into the worklist (analyzed seperately in analyze_scalar_cycles).
1622 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
1623 stmt that is marked as irrelevant and live, cause it's only used out
1624 side the loop, may need to be vectorized (e.g. reduction).
1625 (vect_analyze_operations): Examine phis. Call
1626 vectorizable_live_operation for for LIVE_P stmts. Check if
1628 (vect_analyze_scalar_cycles): Update documentation. Don't fail
1629 vectorization - just classify the scalar cycles created by the loop
1630 phis. Call vect_is_simple_reduction.
1631 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
1632 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1633 call to set_stmt_info.
1634 (vect_get_vec_def_for_operand): Code reorganized - the code that
1635 classifies the type of use was factored out to vect_is_simple_use.
1636 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
1637 additional arguments.
1638 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
1639 and computes a loop_vec_def.
1640 (vectorizable_operation, vectorizable_load, vectorizable_condition):
1642 (vectorizable_live_operation): New.
1643 (vect_transform_stmt): Handle LIVE_P stmts.
1644 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
1645 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
1646 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
1647 (vect_is_simple_use): Determine the type of the def and return it
1648 in a new function argument. Consider vect_reduction_def and
1649 vect_induction_def, but for now these are not supported.
1650 (vect_is_simple_reduction): New. Empty for now.
1651 * tree-vectorizer.h (vect_def_type): New enum type.
1652 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
1653 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
1654 (vect_is_simple_use): New arguments added to function declaration.
1655 (vect_is_simple_reduction): New function declaration.
1656 (vectorizable_live_operation): New function declaration.
1658 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
1659 (vect_can_advance_ivs_p): Likewise.
1660 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
1662 2005-06-05 Eric Christopher <echristo@redhat.com>
1664 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
1666 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
1669 * config/mmix/mmix.md ("*movdicc_real_foldable")
1670 ("*movdfcc_real_foldable", "*bCC_foldable")
1671 ("*bCC_inverted_foldable"): Specify DImode for register being
1674 2005-06-04 Roger Sayle <roger@eyesopen.com>
1676 * reg-stack.c (struct block_info_def): Correct grammar typo.
1677 (compensate_edge): Clean-up. Perform as little work as possible
1678 when src and dest stacks match. Avoid modifying block_info.
1679 Reorder and simplify assertion checks. Avoid unnecessary copying
1680 of regstack structure.
1681 (convert_regs_1): Set the done flag here...
1682 (convert_regs_2): ... instead of here.
1684 2005-06-04 Dale Johannesen <dalej@apple.com>
1686 * config/rs6000/rs6000.c (no_global_regs_above): New.
1687 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
1688 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
1689 (rs6000_conditional_register_usage): Don't put Darwin PIC
1690 register in global_regs.
1691 (rs6000_stack_info): Don't set lr_save_p just because Darwin
1693 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
1694 if not done by lr_save_p.
1695 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
1696 Use rotate instead of ashift.
1697 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
1698 (call_value_indirect_nonlocal_sysv): Ditto.
1700 2005-06-04 Jan Hubicka <jh@suse.cz>
1702 * cgraphunit.c (cgraph_reset_node): Break out from ...
1703 (cgraph_finalize_function): ... here.
1704 (cgraph_finalize_compilation_unit): Reset nodes where backend
1707 2005-06-04 Richard Henderson <rth@redhat.com>
1710 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
1711 until we've passed initial ldgp.
1713 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
1715 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
1716 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
1717 * expr.c (expand_var): Ditto.
1718 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
1719 * gimplify.c (gimplify_decl_expr): Ditto.
1720 (gimplify_expr): Ditto.
1721 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
1722 * tree.c (value_expr_for_decl): New.
1723 (print_value_expr_statistics): New.
1724 (init_ttree): Init value_expr_for_decl.
1725 (decl_value_expr_lookup): New.
1726 (decl_value_expr_insert): Ditto.
1727 (copy_node_stat): Copy DECL_VALUE_EXPR status.
1728 * tree.h (DECL_VALUE_EXPR): Use hashtable.
1729 (SET_DECL_VALUE_EXPR): New.
1730 (DECL_HAS_VALUE_EXPR_P): New.
1732 2005-06-04 Steven Bosscher <stevenb@suse.de>
1734 * lcm.c: Move all mode-switching related functions from here...
1735 * mode-switching.c: ...to this new file.
1736 * doc/passes.texi: Update accordingly.
1738 * basic-block.h (label_value_list): Remove extern decl.
1739 * cfgrtl.c (label_value_list): Remove.
1740 (can_delete_label_p): Don't look at it.
1741 * cfgcleanup.c (cleanup_cfg): Don't free it.
1743 * common.opt: Don't refer to non-existing flag_alias_check.
1745 2005-06-04 David Edelsohn <edelsohn@gnu.org>
1747 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
1749 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
1751 * function.c (prologue, epilogue, sibcall_epilogue): Change
1752 their types to VEC(int,heap)*.
1753 (free_after_compilation): Free the three vectors above.
1754 (init_function_for_compilation, record_insns, contains,
1755 prologue_epilogue_contains, sibcall_epilogue_contains,
1756 reposition_prologue_and_epilogue_notes): Use VEC instead of
1757 VARRAY. (init_function_once): Remove.
1758 * function.h: Remove the prototype for init_function_once.
1759 * toplev.c (backend_init): Don't call init_function_once.
1761 2005-06-04 Jan Hubicka <jh@suse.cz>
1763 * predict.c (tree_predict_edge): Do not predict entry edge and
1764 single succestor edge.
1766 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
1769 * c-typeck.c (push_init_level): Don't pop levels without braces if
1772 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
1774 * tree-data-ref.c (compute_self_dependence): New function.
1775 (compute_all_dependences): Use it.
1777 2005-06-03 Geoffrey Keating <geoffk@apple.com>
1779 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
1780 (c_parser_expr_list): Don't use chainon().
1782 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
1783 when -isysroot passed.
1785 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1788 * c-decl.c (start_function): Restore label_context_stack_se and
1789 label_context_stack_vm if returning with an error.
1791 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1793 * configure.ac: Check declaration for asprintf, needed by
1795 * configure: Regenerate.
1796 * config.in: Likewise.
1798 2005-06-03 Diego Novillo <dnovillo@redhat.com>
1800 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
1801 allocate info array.
1802 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
1803 range to varying in cast expressions that change
1806 2005-06-03 Eric Christopher <echristo@redhat.com>
1808 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
1811 2005-06-03 Jan Hubicka <jh@suse.cz>
1813 * basic-block.h (remove_predictions_associated_with_edge): Declare.
1814 * cfg.c (remove_edge): Use it.
1815 * predict.c (remove_predictions_associated_with_edge): New function.
1817 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
1819 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1820 Clear call_realy_used_regs[r2] when ABI_AIX.
1822 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
1825 * fold-const.c (fold_binary): Fix type mismatches in folding
1828 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1830 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
1833 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1835 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
1837 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1839 * reload1.c (reload): Revert my previous patch.
1841 2005-06-03 Nick Clifton <nickc@redhat.com>
1843 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
1846 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1848 PR tree-optimization/21849
1849 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
1851 2005-06-02 Richard Henderson <rth@redhat.com>
1853 * Makefile.in (tree-vect-generic.o): New.
1854 (OBJS-common, GTFILES, s-gtype): Add it.
1855 * tree-complex.c (build_replicated_const, vector_inner_type,
1856 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
1857 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
1858 do_negate, expand_vector_piecewise, expand_vector_parallel,
1859 expand_vector_addition, expand_vector_operation,
1860 type_for_widest_vector_mode, expand_vector_operations_1,
1861 gate_expand_vector_operations, expand_vector_operations,
1862 pass_lower_vector_ssa): Move to tree-vect-generic.c.
1863 (tree_lower_complex): Rename from tree_lower_operations.
1864 (pass_lower_complex): Rename from pass_pre_expand.
1865 * tree-vect-generic.c: New file.
1866 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
1867 (pass_lower_vector): New.
1868 * tree-optimize.c (init_tree_optimization_passes): Update to match.
1870 2005-06-02 Richard Henderson <rth@redhat.com>
1872 * modulo-sched.c (doloop_register_get): Protect against
1873 doloop_end not defined.
1875 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1877 * config/sh/sh.c (general_movsrc_operand,
1878 general_movdst_operand, arith_reg_operand, arith_reg_dest,
1879 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
1880 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1881 xor_operand, cmp_operand, logical_operand, and_operand,
1882 fpscr_operand, fpul_operand, symbol_ref_operand,
1883 commutative_float_operator, noncommutative_float_operator,
1884 unary_float_operator, binary_float_operator,
1885 binary_logical_operator, equality_comparison_operator,
1886 greater_comparison_operator, less_comparison_operator,
1887 shift_operator, logical_operator, target_reg_operand,
1888 target_operand, mextr_bit_offset, extend_reg_operand,
1889 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1890 general_extend_operand, ua_address_operand,
1891 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1892 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1893 shift_count_reg_operand, shift_count_operand,
1894 unaligned_load_operand): Move to ...
1895 * config/sh/predicates.md: ... here.
1896 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1899 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
1901 * tree.c (build_common_builtin_nodes): Fix the return type on
1904 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1906 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
1907 (find_interesting_uses_address): Use build_fold_addr_expr instead.
1908 (strip_offset_1): Likewise.
1909 (tree_to_aff_combination): Likewise.
1911 2005-06-02 DJ Delorie <dj@redhat.com>
1913 * convert.c (convert_to_pointer): Avoid recursion if no conversion
1916 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1918 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
1919 binary operations with the correct types.
1920 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
1921 for all computation.
1923 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1925 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
1926 config/rs6000/rs6000.md: Fix comment typos. Follow splling
1928 * doc/install.texi: Fix a typo.
1930 2005-06-02 Jan Hubicka <jh@suse.cz>
1932 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
1933 inline functions are not local.
1935 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1937 * gimplify.c (gimplify_ctx): Change the type of case_labels to
1939 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1942 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1944 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
1947 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
1949 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
1951 (s390_dump_pool): Likewise.
1952 (s390_mainpool_start, s390_mainpool_finish): Likewise.
1953 (s390_chunkify_start): Likewise.
1954 (s390_dump_execute): Remove.
1955 (s390_reorg): Handle out-of-pool execute templates.
1957 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
1959 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
1962 2005-06-02 Jan Hubicka <jh@suse.cz>
1964 * cgraph.c (cgraph_node): Maintain master clones.
1965 (cgraph_remove_node): Likewise.
1966 (availability_names): New static variable.
1967 (dump_cgraph_node): Dump availability.
1968 (dump_cgraph_varpool_node): Likewise.
1969 (cgraph_is_master_clone, cgraph_master_clone,
1970 cgraph_function_body_availability,
1971 cgraph_variable_initializer_availability): New functions.
1972 * cgraph.h (availability): New enum.
1973 (struct cgraph_node): Add master_clone.
1974 (cgraph_is_master_clone, cgraph_master_clone,
1975 cgraph_function_body_availability,
1976 cgraph_variable_initializer_availability): Declare.
1977 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
1978 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
1979 * ipa-inline.c (cgraph_decide_inlining): Do not call
1980 cgraph_remove_unreachable_nodes.
1982 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
1985 2005-06-02 Diego Novillo <dnovillo@redhat.com>
1988 * tree-vrp.c (nonnull_arg_p): New.
1989 (get_value_range): Call it.
1991 2005-06-02 Eric Christopher <echristo@redhat.com>
1993 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
1995 (mips_rtx_cost_data): New datatype.
1996 (MEMORY_MOVE_COST): Use data from structure.
1997 (BRANCH_COST): Ditto.
1998 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
1999 * config/mips/mips.md (cpu): Rework for processor_type changes.
2000 * config/mips/mips.c (mips_cost): New variable.
2001 (DEFAULT_COSTS): Define.
2002 (mips_rtx_cost_data): New.
2003 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
2004 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
2005 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
2006 (override_options): Set cost data.
2007 (mips_register_move_cost): Formatting changes.
2008 (bdesc_arrays): Use PROCESSOR_MAX.
2009 (mips_init_builtins): Ditto.
2011 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2014 * doc/invoke.texi: Document -ftree-vrp.
2016 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
2018 PR tree-optimization/21734
2019 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
2020 phi_result when current_def is not available.
2021 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
2024 2005-06-02 David Edelsohn <edelsohn@gnu.org>
2026 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
2027 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
2029 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2031 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
2033 2005-06-02 Jan Hubicka <jh@suse.cz>
2035 * cgraph.c (dump_cgraph_node): Print new flags.
2036 (dump_cgraph_varpool_node): Likewise.
2037 (decide_variable_is_needed): Initialize externally_visible flag.
2038 * cgraph.h (cgraph_local_info): Add externally_visible flag.
2039 (cgraph_varpool_node): Likewise.
2040 (cgraph_function_flags_ready): Declare.
2041 * cgraph.c (cgraph_mark_local_functions): Rename to ...
2042 (cgraph_function_and_variable_visibility) ... this one; handle
2043 externally_visible flags.
2044 (decide_is_function_needed): Set externally_visible flag.
2045 (cgraph_finalize_function): Deal properly with early cleanups.
2046 (cgraph_optimize): Update call of
2047 cgraph_function_and_variable_visibility.
2049 2005-06-02 Steven Bosscher <stevenb@suse.de>
2050 Mostafa Hagog <mustafa@il.ibm.com>
2052 * cfgloop.h (doloop_condition_get): Make external.
2053 * loop-doloop.c (doloop_condition_get): Generalize to make it
2054 usable in modulo-sched.c.
2055 * modulo-sched.c (doloop_register_get): Use
2056 doloop_condition_get instead of duplicating it.
2058 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
2060 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
2061 the correct set of init_insns that need deletion.
2062 * local-alloc.c (update_equiv_regs): When substituting sole definition
2063 into sole use of a reg, delete it from liveness information.
2065 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
2067 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
2069 2005-06-01 Diego Novillo <dnovillo@redhat.com>
2071 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
2072 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
2073 * fold-const.c (invert_tree_comparison): Make extern.
2074 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
2075 (struct value_range_def): Limewise.
2076 (get_value_range): Remove.
2077 (dump_value_range): Remove.
2078 (dump_all_value_ranges): Remove.
2079 (debug_all_value_ranges): Remove.
2080 (vrp_evaluate_conditional): Declare.
2081 * tree-ssa-propagate.c (struct prop_stats_d): Add field
2083 (substitute_and_fold): Add argument use_ranges_p.
2085 If use_ranges_p is true, call fold_predicate_in to fold
2086 predicates using range information.
2087 Ignore ASSERT_EXPRs.
2088 Change debugging output to only show statements that have been
2090 (replace_phi_args_in): Move debugging output code from
2091 substitute and fold.
2092 (fold_predicate_in): New local function.
2093 * tree-ssa-propagate.h (enum value_range_type): Move from
2095 (struct value_range_d): Likewise.
2097 (value_range_t): Rename from value_range.
2098 * tree-vrp.c (found_in_subgraph): Rename from found.
2099 (get_opposite_operand): Remove.
2100 (struct assert_locus_d): Declare.
2101 (assert_locus_t): Declare.
2102 (need_assert_for): Declare.
2103 (asserts_for): Declare.
2104 (blocks_visited): Declare.
2105 (vr_value): Declare.
2106 (set_value_range): Add argument 'equiv'.
2107 Don't drop to VARYING ranges that cover all values in the
2109 Make deep copy of equivalence set 'equiv'.
2110 (copy_value_range): New local function.
2111 (set_value_range_to_undefined): New local function.
2112 (compare_values): Return -2 if either value has overflowed.
2113 (range_includes_zero_p): New local function.
2114 (extract_range_from_assert): Flip the predicate code if the
2115 name being asserted is on the RHS of the predicate.
2116 Avoid creating unnecessary symbolic ranges if the comparison
2117 includes another name with a known numeric range.
2118 Update the equivalnce set of the new range when asserting
2120 (extract_range_from_ssa_name): Update the equivalence set of
2121 the new range with VAR.
2122 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
2123 If -fwrapv is used, set the resulting range to VARYING if the
2124 operation overflows. Otherwise, use TYPE_MIN_VALUE and
2125 TYPE_MAX_VALUE to represent -INF and +INF.
2126 Fix handling of *_DIV_EXPR.
2127 (extract_range_from_unary_expr): Handle MINUS_EXPR and
2128 ABS_EXPR properly by switching the range around if necessary.
2129 (extract_range_from_comparison): New local function.
2130 (extract_range_from_expr): Call it.
2131 (adjust_range_with_scev): Do not adjust the range if using
2132 wrapping arithmetic (-fwrapv).
2133 (dump_value_range): Also show equivalence set.
2134 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
2135 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
2136 (infer_value_range): Change return value to bool.
2137 Add arguments 'comp_code_p' and 'val_p'.
2138 Do not attempt to infer ranges from statements that may throw.
2139 Store the comparison code in comp_code_p.
2140 Store the other operand to be used in the predicate in val_p.
2141 (dump_asserts_for): New.
2142 (debug_asserts_for): New.
2143 (dump_all_asserts): New.
2144 (debug_all_asserts): New.
2145 (register_new_assert_for): New.
2146 (register_edge_assert_for): New.
2147 (find_conditional_asserts): New.
2148 (find_assert_locations): New.
2149 (process_assert_insertions_for): New.
2150 (process_assert_insertions): New.
2151 (insert_range_assertions): Initialize found_in_subgraph,
2152 blocks_visited, need_assert_for and asserts_for.
2153 Call find_assert_locations and process_assert_insertions.
2154 (remove_range_assertions): Add more documentation.
2155 (vrp_initialize): Change return type to void.
2156 Do not try to guess if running VRP is worth it.
2157 (compare_name_with_value): New.
2158 (compare_names): New.
2159 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
2160 use_equiv_p is true, call compare_names and
2161 compare_name_with_value to compare all the ranges for every
2162 name in the equivalence set of the predicate operands.
2164 (vrp_meet): Try harder not to derive a VARYING range.
2165 If two values meet, the resulting equivalence set is the
2166 intersection of the two equivalence sets.
2167 (vrp_visit_phi_node): Call copy_value_range to get the current
2168 range information of the LHS.
2169 (vrp_finalize): Create a value vector representing all the
2170 names that ended up with exactly one value in their range.
2171 Call substitute_and_fold.
2172 (execute_vrp): Document equivalence sets in ranges.
2173 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
2174 (struct tree_ssa_name): Remove field value_range.
2175 (invert_tree_comparison): Declare.
2177 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
2179 Fix PR tree-optimization/21839
2181 * gimplify.c (zero_sized_field_decl): New function.
2182 (gimplify_init_ctor_eval): Use it.
2184 2005-06-01 Josh Conner <jconner@apple.com>
2187 * gimplify.c (gimplify_init_constructor): Don't spill initializer
2188 to read-only memory if it's sparse.
2190 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
2192 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
2193 Add documentation for REG_SETJMP
2195 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2197 * stmt.c (expand_case): Use build_int_cst.
2198 (node_has_low_bound): Likewise, and correct type mismatch.
2199 (node_has_high_bound): Likewise.
2200 * fold-const.c (fold_binary): Ensure we build trees
2201 with the correct types - undo what STRIP_NOPS possibly did.
2203 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2205 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
2206 * fold-const.c (fold_indirect_ref_1): No longer static.
2207 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
2208 folding, if possible.
2210 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
2212 * common.opt (fjump-tables): New.
2213 * doc/invoke.texi (-fno-jump-tables): Document.
2214 * stmt.c (expand_end_case_type): Do not emit jump tables unless
2217 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
2219 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
2220 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
2221 (sunlt, sunle): Enable patterns on VFP.
2223 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
2224 f_stored, f_flag, f_cvt.
2225 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
2226 Include arm1020e.md.
2227 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
2228 the ds and fmac pipelines. Re-work all load and store patterns and
2229 all conversion patterns to use new attributes. Adjust reservation
2230 descriptions accordingly.
2231 * arm1020e.md: New file.
2232 * t-arm: Add dependency.
2234 2005-06-01 Jan Hubicka <jh@suse.cz>
2236 * except.c (struct eh_region): Kill unused fields.
2237 * basic-block.h (struct basic_block_def): Likewise.
2239 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
2241 PR rtl-optimization/21767
2242 * rtl.h (function_invariant_p): Re-add declaration.
2243 * reload1.c (function_invariant_p): No longer static.
2244 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
2245 might have become invalid.
2247 2005-06-01 Jakub Jelinek <jakub@redhat.com>
2251 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
2252 on variable sizes types if a decl is a pointer to a VLA.
2253 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
2254 Call gimplify_type_sizes on aggregate fields. Prevent infinite
2257 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
2259 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
2260 _mm_set_ps, _mm_setr_ps): Add __extension__.
2261 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
2262 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
2263 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
2265 (_mm_clflush): Don't use return in void function.
2267 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
2268 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
2269 Use __inline instead of inline.
2271 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2273 * fold-const.c (fold_binary): Fix types in strlen vs.
2274 zero comparison folding.
2276 2005-06-01 Richard Henderson <rth@redhat.com>
2278 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
2279 * config.in, configure: Rebuild.
2280 * config/alpha/alpha.c (print_operand): Add 'j'.
2281 * alpha.md (divmodsi_internal_er_1): Use it.
2282 (divmoddi_internal_er_1): Likewise.
2284 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2286 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
2287 * opts.h (print_filtered_help): Delete.
2288 * opts.c (handle_option, decode_options): Remove calls to
2290 (print_target_help): New function.
2291 (common_option, print_help): Call print_target_help instead of
2292 display_target_options.
2293 (print_filtered_help): Make static.
2294 * toplev.h (display_target_options, set_target_switch): Delete.
2295 * toplev.c (target_switches, target_options, display_target_options)
2296 (set_target_switch): Delete.
2297 (print_switch_values): Remove handling of TARGET_SWITCHES and
2299 (default_get_pch_validity): Likewise. Only treat target_flags
2300 specially if targetm.check_pch_target_flags is nonnull.
2301 (pch_option_mismatch): New function.
2302 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
2303 and TARGET_OPTIONS. Only treat target_flags specially if
2304 targetm.check_pch_target_flags is nonnull.
2305 * config/ia64/ia64.c (ia64_override_options): Don't mention
2306 TARGET_OPTIONS in comment.
2307 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
2308 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
2309 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
2310 interaction with TARGET_SWITCHES.
2311 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2313 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2315 * config/sh/sh.c (multcosts): Check sh_multcost rather than
2317 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
2318 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
2319 (cut2_workaround_str): Delete.
2320 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
2321 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
2322 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
2323 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
2324 (mgettrcost=, multcost=): New options.
2326 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2328 * opts.h (cl_option_state): New structure.
2329 (get_option_state): Declare.
2330 * opts.c (get_option_state): New function.
2331 * toplev.c (option_affects_pch_p): New function.
2332 (default_get_pch_validity): Store the state of all options for which
2333 option_affects_pch_p returns true.
2334 (default_pch_valid_p): Check the state of those options here.
2335 Only check target_flags separately if targetm.check_pch_target_Flags
2336 is nonnull or if TARGET_SWITCHES is defined.
2338 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2340 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
2343 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2345 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
2347 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2349 * gcse.c (compute_transp, load_killed_in_block): Use
2352 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
2355 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
2357 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2359 * errors.h (warning, error, fatal, internal_error): Add printf
2361 * genmodes.c (make_vector_mode): Fix format arguments.
2363 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2365 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
2366 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
2367 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
2368 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
2369 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
2370 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
2371 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
2372 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2373 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
2374 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
2375 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
2376 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
2377 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
2378 errors.h and include toplev.h if necessary.
2380 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
2381 errors.h otherwise include toplev.h.
2383 * Makefile.in: Update dependencies.
2385 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
2387 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
2389 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
2391 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
2392 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
2393 be complemented for big-endian. Mask for AND must be rotated,
2394 not shifted. Handle short operands with NOT on the memory
2397 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
2399 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
2400 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
2401 * dwarf2out.c (dwarf2out_var_location): Ditto.
2402 * toplev.c (default_tree_printer): Ditto.
2403 * tree-outof-ssa.c (create_temp): Ditto.
2404 * tree-sra.c (instantiate_element): Ditto.
2405 * var-tracking.c (track_expr_p): Ditto.
2406 * tree.c (struct tree_map): New structure.
2407 (debug_expr_for_decl): New.
2408 (tree_map_eq): New function.
2409 (tree_map_hash): Ditto.
2410 (tree_map_marked_p): Ditto.
2411 (print_debug_expr_statistics): Ditto.
2412 (decl_debug_expr_lookup): Ditto.
2413 (decl_debug_expr_insert): Ditto.
2414 (dump_tree_statistics): Dump debug_expr hashtable stats.
2415 * tree.h (DECL_DEBUG_EXPR): Change
2416 (SET_DECL_DEBUG_EXPR): Add.
2418 2005-06-01 Alan Modra <amodra@bigpond.net.au>
2420 * configure.ac: Add --enable-secureplt.
2421 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
2422 * config.in: Regenerate.
2423 * configure: Regenerate.
2424 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
2425 rs6000/secureplt.h to tm_file when enable_secureplt.
2426 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
2427 * doc/install.texi: Document --enable-targets and --enable-secureplt.
2428 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
2429 * config/rs6000/secureplt.h: New file.
2430 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
2431 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
2433 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
2434 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
2435 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
2436 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
2437 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
2438 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
2439 TARGET_SECURE_PLT got register load sequence.
2440 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
2442 (rs6000_elf_declare_function_name): Don't emit toc address offset
2443 word when TARGET_SECURE_PLT.
2444 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
2445 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
2446 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
2447 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
2449 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
2450 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
2452 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
2453 (__trampoline_setup): Likewise. Init r30 before plt call.
2455 2005-05-31 DJ Delorie <dj@redhat.com>
2457 * expr.c (convert_move): When a partial_int requires multiple
2458 conversion steps, make sure successive steps convert the
2459 intermediate value, not the original value.
2461 * expmed.c (expand_mult): Convert partial_int multiplies to
2462 shift/add combinations too.
2464 * genmodes.c (mode_data): Add wider_2x.
2465 (calc_wider_mode): Calculate twice-wider mode too.
2466 (emit_mode_wider): Emit twice-wider mode too.
2467 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
2468 * expr.c (expand_expr_real_1): Use it for expanding
2471 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2473 PR tree-optimization/21817
2474 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
2476 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
2478 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
2481 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2485 * fold-const.c (fold_checksum_tree): Copy types also if
2486 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
2487 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
2489 Tail recurse TREE_LIST's TREE_CHAIN.
2491 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2494 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
2495 SSA_NAME twice and cause the loop to become finite. Remove the test
2498 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2500 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
2503 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
2505 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
2506 the documentation to make it more future-proof.
2507 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
2508 * target.h (gcc_target): Add check_pch_target_flags.
2509 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
2510 (TARGET_INITIALIZER): Include it.
2511 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
2512 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
2513 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
2514 (sh_check_pch_target_flags): New function.
2515 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
2517 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
2519 * fold-const.c (extract_array_ref): Handle more cases,
2520 do some useful canonicalization of the base.
2521 (fold_binary): Explicitly deal with arrays of zero-sized
2522 structures during folding of &a[i] == &a[j].
2524 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
2526 * doc/install.texi (sparc-sun-solaris2*): Update note
2527 about Sun bug 4910101.
2528 (sparc-sun-solaris2.7): Document bootstrap
2529 failure with Sun WorkShop 6 99/08/18 as.
2531 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
2533 * loop.c (loop_invariant_p, valid_initial_value_p): Use
2534 regs_invalidated_by_call instead of call_used_regs.
2536 2005-05-30 Paolo Carlini <pcarlini@suse.de>
2539 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
2541 * doc/extend.texi: Add clog, clogf, clogl.
2543 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
2546 * c-pragma.c: Include "vec.h".
2547 (handle_pragma_visibility): Use VEC.
2549 * doc/invoke.texi: Remove the nested visibility push limit.
2551 2005-05-30 Roger Sayle <roger@eyesopen.com>
2553 PR rtl-optimization/15422
2554 * reg-stack.c (starting_stack_p): New static global.
2555 (straighten_stack): Delete prototype. Change to update the stack
2556 before the current insn.
2557 (subst_stack_regs): Update call to straighten stack.
2558 (emit_swap_insn): Delete prototype. For the first insn in a
2559 basic block, update stack_in instead of emitting a real swap.
2560 (change_stack): When changing the stack before the first insn
2561 in a basic block, update stack_in instead of emitting real code.
2562 (compensate_edges): Clear starting_stack_p during compensation.
2563 (convert_regs_1): Keep track of starting_stack_p whilst processing
2566 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2568 * tree-ssa-ccp.c (const_val): Make it static.
2570 2005-05-29 Geoffrey Keating <geoffk@apple.com>
2573 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
2574 pattern involving `:P'.
2576 * Makefile.in (install-cpp): Depend on installdirs.
2578 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2580 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
2582 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2583 elim_graph_add_edge, elim_graph_remove_succ_edge,
2584 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
2587 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2589 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
2590 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
2591 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
2592 follow spelling conventions in error/dump messages.
2594 2005-05-29 Roger Sayle <roger@eyesopen.com>
2595 Richard Henderson <rth@redhat.com>
2597 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
2598 if the RHS isn't suitable for calling emit_move_insn.
2600 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2602 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
2603 fold_unary and fold_binary.
2605 2005-05-29 Roger Sayle <roger@eyesopen.com>
2607 * reg-stack.c (propagate_stack): Always copy the source stack to
2608 the destination. This routine is now only called when this is safe.
2609 (better_edge): New function split out from convert_regs_1 to
2610 determine which of two edges is better to propagate across.
2611 (convert_regs_1): We need only search for a best edge if the
2612 stack layout hasn't been defined yet. Use better_edge to help
2613 find beste. No longer traverse unnecessary edges.
2615 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
2617 * tree-ssa-alias.c (new_type_alias): New procedure to
2618 create a type memory tag for a pointer with a may-alias
2619 set determined from a variable declaration.
2620 * tree-flow.h: export declaration of new_type_alias
2621 * tree-optimize.c (init_tree_optimization_passes): document
2622 that pass_may_alias cannot be called after pass_vectorize.
2623 * tree-vect-transform (vect_create_data_ref_ptr): Call
2624 new_type_alias when an type memory tag isn't available
2626 (vectorizable_store): Use copy_virtual_operands to update
2627 virtual defs in place (so that loop_version can be called).
2628 Call mark_for_renaming for the virtual defs in case peeling
2629 is done and virtual uses outside the loop need to be updated.
2631 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
2633 PR tree-optimization/21639
2634 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
2636 2005-05-29 Jan Hubicka <jh@suse.cz>
2638 PR tree-optimization/21562
2639 * cfgexpand.c (construct_init_block): Deal properly with the case
2640 of entry edge not pointing to very first basic block.
2642 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2644 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
2645 non-gimple min invariant.
2647 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
2648 * tree-flow.h: Add prototypes for start_recording_case_labels
2649 and end_recording_case_labels.
2650 * tree-cfg.c (start_recording_case_labels,
2651 end_recording_case_labels): Export.
2652 (cleanup_tree_cfg_loop, modified_noreturn_calls,
2653 cleanup_control_flow, cleanup_control_expr_graph,
2654 remove_fallthru_edge, phi_alternatives_equal,
2655 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
2656 remove_forwarder_block, cleanup_forwarder_blocks,
2657 remove_forwarder_block_with_phi, merge_phi_nodes,
2658 gate_merge_phi, pass_merge_phi): Move to ...
2659 * tree-cfgcleanup.c: ... here.
2661 * basic-block.h: Remove forward declaration of bb_ann_d.
2663 2005-05-28 Jan Hubicka <jh@suse.cz>
2665 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
2667 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
2669 (tree_mod_subtract): Fix profile updating code.
2670 (tree_divmod_values_to_profile): Do not produce useless value profilers
2673 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2675 * tree-ssa-dom.c (vrp_element_p): Define.
2676 (vrp_hash_elt): Change the type of records to
2677 VEC(vrp_element_p,heap).
2679 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
2680 Update uses of VRP records.
2681 (simplify_cond_and_lookup_avail_expr, record_range): Update
2682 uses of VRP records.
2684 * tree-inline.c (cfun_stack): Change the type to
2685 VEC(function_p,heap).
2686 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
2688 2005-05-27 Ian Lance Taylor <ian@airs.com>
2690 * c-decl.c (add_stmt): Add C frontend specific version.
2691 (stmts_are_full_exprs_p): Remove.
2692 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
2693 (stmts_are_full_exprs_p): Don't declare.
2694 * c-semantics.c (add_stmt): Remove.
2696 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2698 * config/mips/mips-protos.h (mips_declare_object): Add printf
2700 * config/mips/mips.c (mips_declare_object_name): Fix format
2703 2005-05-27 Roger Sayle <roger@eyesopen.com>
2705 * reg-stack.c (compensate_edge): Remove original prototype.
2706 (propagate_stack): New function to copy the stack layout
2707 at the start of a basic block from the layout at the end of
2708 one of its predecessors.
2709 (compensate_edge): Assume that both source and destination
2710 blocks have already had their stack layouts defined.
2711 (compensate_edges): Traverse all non-entry edges in the CFG
2712 and call compensate_edge on each in turn.
2713 (convert_regs_1): Change return type to void. Call
2714 propagate_stack instead of compensate_edge.
2715 (convert_regs_2): Change return type to void. Update call
2716 to convert_regs_1 to ignore the (now void) return value.
2717 (convert_regs): Update calls to convert_regs_2 to ignore
2718 the (now void) return value. After all the basic blocks have
2719 been processed, call compensate_edges to actually emit new
2721 (reg_to_stack): Initialize the aux info for each basic block
2722 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
2724 2005-05-28 Jan Hubicka <jh@suse.cz>
2726 * except.c (can_throw_internal_1, can_throw_external_1): Add
2728 (can_throw_external, can_throw_internal): Bring into sync wrt
2730 * except.h (can_throw_internal_1, can_throw_external_1): Update
2732 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2733 Deal properly with resx.
2735 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2737 * basic-block.h (basic_block_def): Add phi_nodes and
2738 predictions. Remove tree_annotations.
2739 * predict.c (tree_predicted_by_p, tree_predict_edge,
2740 combine_predictions_for_bb): Adjust references to predictions.
2741 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
2742 create_block_annotation.
2743 (create_block_annotation, free_blocks_annotatios,
2744 clear_blocks_annotations): Remove.
2745 (dump_cfg_stats): Don't print out the memory spent on
2747 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
2748 * tree-flow-inline.h (bb_ann): Remove.
2749 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
2750 * tree-flow.h (bb_ann_d): Remove.
2751 * tree-if-conv.c (process_phi_nodes): Update a reference to
2753 * tree-phinodes.c (reserve_phi_args_for_new_edge,
2754 create_phi_node, remove_phi_node): Likewise.
2755 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
2756 * tree-ssa-dom.c (threaded_blocks): New.
2757 (tree_ssa_dominator_optimize): Initialize, clear, and free
2758 threaded_blocks. Update a call to thread_through_all_blocks.
2759 (thread_across_edge): Use threaded_blocks instead of setting
2760 incoming_edge_threaded.
2761 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
2762 a bitmap of blocks that are threaded through.
2763 * tree.h: Move the prototype of threaded_through_blocks to
2766 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
2767 fini_walk_dominator_tree): Use VEC instead of VARRAY.
2768 * domwalk.h (dom_walk_data): Change the type of
2769 block_data_stack and free_block_data to VEC(void_p,heap)*.
2770 * tree-ssa-dse.c (dse_initialize_block_local_data,
2771 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
2772 VEC instead of VARRAY.
2774 2005-05-27 Jan Hubicka <jh@suse.cz>
2776 * cgraph.c: Include tree-gimple.h
2777 (cgraph_edge): Rename expr to stmt.
2778 (cgraph_create_edge): Likewise.
2779 (cgraph_clone_node): Likewise.
2780 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
2781 * cgraphunit.c (record_call_1): Rename to ...
2782 (record_reference): ... this one; do not build edges.
2783 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
2784 (current_basic_block): Kill.
2785 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
2786 (verify_cgraph_node): Likewise.
2787 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
2788 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
2789 (copy_edges_for_bb): Simplify EH handling.
2790 (expand_call_inline): Pass statement to cgraph_edge and
2793 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
2795 * tree-inline.c (copy_body_r): Manually fold *& to deal
2796 with ADDR_EXPRs with mismatched types for now.
2798 * gimplify.c (fold_indirect_ref_rhs): New function.
2799 (gimplify_modify_expr_rhs): Use it instead of pessimistic
2802 * fold-const.c (fold_indirect_ref_1): Add type argument;
2803 make sure the resulting expression is of this type.
2804 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
2806 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2808 PR tree-optimization/21658
2809 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
2810 fold_binary_to_constant. Likewise, call fold_unary instead of
2811 fold_unary_to_constant.
2813 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
2815 * vec.h: Implement integral type vector specialization.
2816 (VEC_T): Define a non-GTY structure.
2817 (VEC_T_GTY): Define a GTY structure.
2818 (VEC_TA): Rename to ...
2819 (VEC_TA_GTY): ... here.
2820 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
2821 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
2822 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
2823 DEF_VEC_P and DEF_VEC_ALLOC_P.
2824 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
2825 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
2826 DEF_VEC_O and DEF_VEC_ALLOC_O.
2827 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
2828 * lambda-code.c: Likewise.
2829 * tree-into-ssa.c: Likewise.
2830 * tree-ssa-live.c: Likewise.
2832 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2834 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
2836 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2837 update_stmt_if_modified before calling update_ssa.
2839 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
2841 * config/rs6000/t-rtems: Remove roe multilib variant.
2843 2005-05-26 Roger Sayle <roger@eyesopen.com>
2845 PR tree-optimization/9814
2846 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
2847 instruction, add the necessary clobbers by re-expanding the RTL
2848 for arithmetic operations via optab.c's expand_unop/expand_binop.
2849 (noce_try_bitop): New function to optimize bit manipulation idioms
2850 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
2851 (noce_process_if_block): Call noce_try_bitop.
2853 2005-05-26 Roger Sayle <roger@eyesopen.com>
2855 * reg-stack.c (convert_regs_entry, convert_regs_exit,
2856 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
2857 (reg_to_stack): Move to end of the file. Initialize the per
2858 basic block information here, instead of...
2859 (convert_regs_entry): Here.
2860 (convert_regs): Change unused return type to void.
2862 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2864 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
2865 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
2866 config/rs6000/eabispe.h, config/rs6000/lynx.h,
2867 config/sh/elf.h, config/sh/symbian-pre.h,
2868 config/sparc/sparc-protos.h: Update copyright.
2870 2005-05-26 Mike Stump <mrs@apple.com>
2872 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
2875 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
2877 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2878 See through ADDR_EXPR in finding place to propagate into.
2880 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
2882 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2883 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2884 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2885 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2886 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2887 tree-ssa-operands.c, tree-vect-analyze.c,
2888 tree-vect-transform.c, tree-vectorizer.c, tree.c,
2889 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2890 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2891 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2892 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2893 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2894 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2895 config/sh/ushmedia.h, config/sparc/sparc.c,
2896 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2897 typos. Follow spelling conventions.
2898 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2899 Follow spelling conventions.
2901 2005-05-26 David Ung <davidu@mips.com>
2903 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
2904 that determines whether the MIPS32/64 R2 ext/ins should be used.
2905 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
2906 * config/mips/mips.md (extzv): Changed predicate for operand to
2907 nonimmediate_operand. Add code to generate insn patterns for
2908 extzvsi and extzvdi.
2909 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
2910 (insv): Similarly for insertion.
2911 (insv<mode>): Similarly.
2913 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2915 * simplify-rtx.c (avoid_constant_pool_reference): Support
2916 offsetted addresses in the constant pool.
2918 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2920 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2921 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2923 2005-05-26 Jakub Jelinek <jakub@redhat.com>
2926 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
2927 found in the basic block and last insn in the basic block is not
2928 INSN_P. Remove explicit unspec numbers that are no longer valid
2931 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2933 * tree-vect-transform.c (vectorizable_operation): Try word_mode
2934 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
2935 if a vector mode is available.
2937 2005-05-25 Roger Sayle <roger@eyesopen.com>
2940 * fold-const.c (const_binop): Check for division by zero during
2943 2005-05-26 Ian Lance Taylor <ian@airs.com>
2945 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
2946 having a declaration after a statement.
2948 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
2950 * opt-functions.awk (var_type): New function.
2951 (var_set): Use CLVC_STRING if var_type returns "const char *".
2952 * opth-gen.awk: Use var_type to find out the types of variables.
2953 Don't print comments above each "extern" definition.
2954 * optc-gen.awk: Use var_type in the same way.
2955 * opts.h (cl_var_cond): Rename to...
2956 (cl_var_type): ...this. Add CLVC_STRING.
2957 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
2959 * opts.c (handle_option, option_enabled): Update after above name
2960 change. Cast flag_var before using it. Handle CLVC_STRING.
2962 * config/alpha/alpha.h (alpha_tls_size): Delete.
2963 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
2964 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
2965 (alpha_fptm_string, alpha_mlat_string): Delete.
2966 (alpha_handle_option): Don't set the above variables here. Use the
2967 integer argument to check the validity of -mtls-size=.
2968 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
2969 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
2970 (mtls-size=): Likewise. Convert to a UInteger and initialize the
2973 * config/arc/arc.c (arc_cpu_string, arc_text_string)
2974 (arc_data_string, arc_rodata_string): Delete.
2975 (arc_handle_option): Don't set the above variables here.
2976 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
2977 and initialize them.
2979 * config/arm/arm.c (target_fpu_name, target_fpe_name)
2980 (target_float_abi_name, target_abi_name, structure_size_string)
2981 (arm_pic_register_string): Delete.
2982 (arm_handle_option): Don't set the above variables here, except
2983 in the handling of -mhard-float and -msoft-float.
2984 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
2985 (mpic-register=, mstructure-size-boundary=): Add Var()s.
2987 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
2988 (avr_handle_option): Delete.
2989 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
2992 * config/bfin/bfin.c (bfin_library_id): Delete.
2993 (bfin_handle_option): Don't set it.
2994 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
2996 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
2997 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
2998 (c4x_handle_option): Don't set c4x_rpts_cycles here.
2999 * config/c4x/c4x.opt (mrpts=): Add Var().
3001 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
3002 cris_elinux_stacksize_str here.
3003 * config/cris/aout.opt (melinux-stacksize=): Add Var().
3004 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
3005 (cris_tune_str, cris_elinux_stacksize_str): Delete.
3006 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
3007 (cris_tune_str, cris_elinux_stacksize_str): Delete.
3008 (cris_handle_option): Don't set the above variables here.
3009 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
3010 (max-stackframe=): Add Var()s.
3012 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
3013 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
3014 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
3015 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
3016 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
3017 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
3018 (ix86_handle_option): Don't set the above variables here.
3019 * config/i386/i386.opt (malign-functions=, malign-jumps=)
3020 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
3021 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
3024 * config/ia64/ia64.h (ia64_tls_size): Delete.
3025 * config/ia64/ia64.c (ia64_tls_size): Delete.
3026 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
3027 reading the integer argument from the "value" parameter. Don't
3028 set ia64_tls_size here.
3029 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
3030 Add Var() and Init().
3032 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
3033 (m32r_cache_flush_trap): Delete.
3034 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
3035 (m32r_cache_flush_trap): Delete.
3036 (m32r_handle_option): Don't set the above variables when handling
3037 -mflush-func= and -mflush-trap=.
3038 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
3041 * config/mips/mips.h (mips_cache_flush_func): Delete.
3042 * config/mips/mips.c (mips_arch_string, mips_tune_string)
3043 (mips_cache_flush_func): Delete.
3044 (mips_handle_option): Don't set the above variables when handling
3045 -march=, -mtune= and -mflush-func=.
3046 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
3048 * config/s390/s390.c (s390_arch_string): Delete.
3049 (s390_handle_option): Don't set it here.
3050 * config/s390/s390.opt (march=): Add Var().
3052 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
3053 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
3054 (sparc_handle_option): Don't set it here.
3055 * config/sparc/sparc.opt (mcmodel=): Add Var().
3057 2005-05-25 Roger Sayle <roger@eyesopen.com>
3059 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
3060 call to convert_to_integer by building the NOP_EXPR directly.
3062 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
3064 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
3066 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3067 Jeff Law <law@redhat.com>
3069 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
3070 constant and side_effects of the ADDR_EXPR are consistent.
3072 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
3073 appropriately around calls to recompute_tree_invarant_for_addr_expr.
3075 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
3077 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
3078 (s390_function_arg, s390_gimplify_va_arg): Use them.
3079 (s390_register_info): Save only required subset of argument
3080 registers into save area for va_list.
3081 (s390_va_start): Initialize only required elements of va_list struct.
3082 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
3084 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
3086 * reload1.c (verify_initial_elim_offsets): Return boolean status
3087 instead of aborting.
3088 (reload): Adapt verify_initial_elim_offsets call site. Restart
3089 main loop if some initial elimination offsets changed.
3091 2005-05-25 Adam Nemet <anemet@lnxw.com>
3093 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
3094 of -mno-svr4-struct-return.
3096 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3098 Fix PR tree-optimization/21705
3100 * tree-ssa-pre.c (in_fre): New static variable.
3101 (create_value_expr_from): Recursively value number reference ops
3103 (can_value_number_call): Temporary restrict only exists for
3106 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
3108 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
3109 sizeof (bitmap *) with sizeof (bitmap).
3111 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3113 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
3116 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
3118 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
3121 2005-05-25 Jan Hubicka <jh@suse.cz>
3123 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
3124 * cgraph.c (cgraph_create_node): Reset estimated_growth.
3125 * cgraph.h (cgraph_global_info): Add estimated_growth.
3126 * ipa-inline.c: Include coverage.h
3127 (max_insns, max_count): New static variables.
3128 (cgraph_estimate_size_after_inlining): Cache the result.
3129 (cgraph_estimate_growth):
3130 * passes.c (rest_of_clean_state): Kill coverage_end_function.
3131 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
3132 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
3134 (ipa_passes): Initialize bitmaps.
3136 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
3138 * loop-doloop.c: Include "target.h".
3139 (doloop_valid_p): Move tests to function in targhooks.c.
3140 * target.h (struct gcc_target): New target hook
3141 "insn_valid_within_doloop".
3142 * target-def.h: Define default value for "insn_valid_within_doloop".
3143 (TARGET_INITIALIZER): Insert new target hook into initializer.
3144 * targhooks.c (default_insn_valid_within_doloop): New function.
3145 * targhooks.h (default_insn_valid_within_doloop): Declare.
3146 * hooks.c (hook_bool_rtx_true): New function.
3147 * hooks.h (hook_bool_rtx_true): Declare.
3148 * doc/tm.texi: Add documentation for new target hook.
3150 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3153 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
3154 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
3155 (sparc_tls_referenced_p): New prototype.
3156 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
3157 (sparc_expand_move): Look for TLS addresses with constant offsets.
3158 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
3159 tls_symbolic_operand.
3160 (legitimate_pic_operand_p): Likewise.
3161 (legitimate_address_p): Likewise.
3162 (legitimize_address): Likewise.
3163 (sparc_tls_symbol_ref_1): New function.
3164 (sparc_tls_referenced_p): New function.
3165 * config/sparc/predicates.md (tgd_symbolic_operand): Use
3166 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
3167 (tld_symbolic_operand): Likewise.
3168 (tie_symbolic_operand): Likewise.
3169 (tle_symbolic_operand): Likewise.
3171 2005-05-24 DJ Delorie <dj@redhat.com>
3173 * common.opt (-Wattributes): New. Default true.
3174 * doc/invoke.texi (-Wno-attributes): Document.
3176 * attribs.c (decl_attributes): Move warning control from if() to
3178 * c-common.c (handle_packed_attribute): Likewise.
3179 (handle_nocommon_attribute): Likewise.
3180 (handle_common_attribute): Likewise.
3181 (handle_noreturn_attribute): Likewise.
3182 (handle_noinline_attribute): Likewise.
3183 (handle_always_inline_attribute): Likewise.
3184 (handle_used_attribute): Likewise.
3185 (handle_unused_attribute): Likewise.
3186 (handle_const_attribute): Likewise.
3187 (handle_transparent_union_attribute): Likewise.
3188 (handle_constructor_attribute): Likewise.
3189 (handle_destructor_attribute): Likewise.
3190 (handle_mode_attribute): Likewise.
3191 (handle_alias_attribute): Likewise.
3192 (handle_visibility_attribute): Likewise.
3193 (handle_tls_model_attribute): Likewise.
3194 (handle_malloc_attribute): Likewise.
3195 (handle_returns_twice_attribute): Likewise.
3196 (handle_pure_attribute): Likewise.
3197 (handle_deprecated_attribute): Likewise.
3198 (handle_vector_size_attribute): Likewise.
3199 (handle_nothrow_attribute): Likewise.
3200 (handle_cleanup_attribute): Likewise.
3201 (handle_warn_unused_result_attribute): Likewise.
3202 (handle_sentinel_attribute): Likewise.
3203 * c-decl.c (diagnose_mismatched_decls): Likewise.
3204 (start_decl): Likewise.
3205 (grokdeclarator): Likewise.
3206 (start_function): Likewise.
3207 * c-format.c (check_function_format): Likewise.
3208 * stor-layout.c (place_field): Likewise.
3209 (finalize_record_size): Likewise.
3210 * tree.c (handle_dll_attribute)): Likewise.
3211 * varasm.c (default_assemble_visibility): Likewise.
3212 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
3213 (darwin_assemble_visibility): Likewise.
3214 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
3215 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
3216 (arm_handle_isr_attribute): Likewise.
3217 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
3218 (avr_handle_fndecl_attribute): Likewise.
3219 * config/bfin/bfin.c (handle_int_attribute): Likewise.
3220 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
3221 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
3222 (h8300_handle_eightbit_data_attribute): Likewise.
3223 (h8300_handle_tiny_data_attribute): Likewise.
3224 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
3225 (ix86_handle_regparm_attribute): Likewise.
3226 (ix86_handle_struct_attribute): Likewise.
3227 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
3228 (i386_pe_encode_section_info): Likewise.
3229 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3230 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
3231 (ip2k_handle_fndecl_attribute): Likewise.
3232 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
3233 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
3234 (m68hc11_handle_fntype_attribute): Likewise.
3235 (m68hc11_encode_section_info): Likewise.
3236 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3237 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3238 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
3239 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
3240 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
3241 (sh_handle_sp_switch_attribute): Likewise.
3242 (sh_handle_trap_exit_attribute): Likewise.
3243 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
3244 (sh_symbian_handle_dll_attribute): Likewise.
3245 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
3246 (xstormy16_handle_below100_attribute): Likewise.
3247 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3249 * c-common.c (unsigned_conversion_warning): Move warning control
3250 from if() to warning(OPT_*).
3251 (c_common_truthvalue_conversion): Likewise.
3252 (c_do_switch_warnings): Likewise.
3253 * c-decl.c (diagnose_mismatched_decls): Likewise.
3254 (diagnose_mismatched_decls): Likewise.
3255 (define_label): Likewise.
3256 (grokdeclarator): Likewise.
3257 * c-format.c (check_format_info): Likewise.
3258 * c-lex.c (interpret_integer): Likwise.
3259 (lex_string): Likewise.
3260 * c-opts.c (c_common_post_options): Likewise.
3261 * c-parser.c (c_parser_unary_expression): Likewise.
3262 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
3263 (handle_pragma_extern_prefix): Likewise.
3264 * c-typeck.c (build_binary_op): Likewise.
3265 * gcse.c (is_too_expensive): Likewise.
3266 * opts.c (decode_options): Likewise.
3267 * stor-layout.c (place_field): Likewise.
3268 * tree-cfg.c (remove_bb): Likewise.
3270 * c.opt (-Wreturn-type): Add Var(warn_return_type).
3271 * flags.h (warn_return_type): Remove.
3272 * toplev.c (warn_return_type): Likewise.
3274 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3276 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
3277 existence of long long and __int64 before determining their size.
3278 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
3279 * configure, config.h.in: Regenerate.
3281 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3283 * configure: Regenerate.
3285 2005-05-24 Ziemowit Laski <zlaski@apple.com>
3287 * c-common.h (objc_comptypes): Remove prototype.
3288 (objc_compare_types): New prototype.
3289 (objc_volatilized_decl): Likewise.
3290 (objc_type_quals_match): Likewise.
3291 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
3292 objc_volatilize_decl().
3293 * c-typeck.c (comp_target_types): Remove third parameter; do
3294 not call objc_comptypes().
3295 (comptypes): Remove calls to objc_comptypes().
3296 (build_function_call): Extend compatible prototype check to ObjC.
3297 (build_conditional_expr): Adjust call to comp_target_types().
3298 (convert_for_assignment): Call objc_compare_types() instead of
3299 objc_comptypes(); adjust calls to comp_target_types(); call
3300 objc_type_quals_match() before issuing qualifier mismatch
3302 (build_binary_op): Call objc_compare_types() before issuing
3303 pointer mismatch warnings; adjust calls to
3304 comp_target_types().
3305 * stub-objc.c (objc_comptypes): Remove stub.
3306 (objc_compare_types): New stub.
3307 (objc_volatilized_decl): Likewise.
3308 (objc_type_quals_match): Likewise.
3310 2005-05-24 Paolo Carlini <pcarlini@suse.de>
3312 * config/ia64/ia64intrin.h: Define nothing for C++:
3313 overloaded builtins have been ported to C++.
3315 2005-05-24 Jeff Law <law@redhat.com>
3317 * tree-nested.c (build_addr): New "context" argument. Temporarily
3318 set current_function_decl around the call to build the ADDR_EXPR.
3319 (get_static_chain): Pass proper context to build_addr.
3320 (convert_nl_goto_reference): Likewise.
3321 (convert_tramp_reference): Likewise.
3322 (final_nesting_tree_1): Likewise.
3323 * tree-profile.c (tree_gen_interval_profiler): Likewise.
3324 (tree_gen_pow2_profiler): Likewise.
3325 (tree_gen_one_value_profiler): Likewise.
3326 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
3327 * tree.h (build_addr): Update prototype.
3329 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
3331 * tree-flow.h (bb_ann_d): Remove has_escape_site.
3332 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
3333 write to has_escape_site.
3335 2005-05-24 Jeff Law <law@redhat.com>
3337 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
3338 * tree-cfg.c: Include tree-ssa-propagate.h.
3339 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
3342 2005-05-24 Nick Clifton <nickc@redhat.com>
3344 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3345 __NO_FPRS__ when 'f' class registers will not be available.
3347 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3349 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
3351 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
3353 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
3356 2005-05-23 Jeff Law <law@redhat.com>
3358 * tree-ssa-dom.c (cprop_into_stmt): Do not call
3359 recompute_tree_invariant_for_addr_expr here.
3360 (optimize_stmt): Call it here instead and do so if anything
3361 at all has changed in the statement and the RHS is an ADDR_EXPR.
3362 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
3363 needed, call recompute_tree_invariant_for_addr_expr.
3364 * tree-ssa-propagate.c (substitute_and_fold): Call
3365 recompute_tree_invariant_for_addr_expr as needed.
3367 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
3369 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
3370 saving less registers than the replacement.
3372 2005-05-23 Jan Hubicka <jh@suse.cz>
3374 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
3376 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3378 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
3379 * config/sparc/sparc.c (sparc_expand_move): New function.
3380 (sparc_emit_set_const64): Rewrite assert condition on entry.
3381 (legitimate_constant_p) <CONST_VECTOR>: New case.
3382 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
3383 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
3384 movV64, movtf): Use nonimmediate_operand for the first operand.
3385 Rewrite. Only invoke sparc_expand_move.
3386 * config/sparc/predicates.md (input_operand): Reorder tests.
3388 2005-05-23 Jan Beulich <jbeulich@novell.com>
3390 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
3391 missing return statement.
3393 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3395 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
3396 emit_move_insn for moves to TFmode stack slots.
3398 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
3400 * tree-stdarg.c (execute_optimize_stdarg): Handle references
3401 to va_list of the form &va[0].
3403 2005-05-20 Jan Hubicka <jh@suse.cz>
3405 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
3406 * genemit.c (main): Make insn-emit to include basic-block.h too.
3408 2005-05-20 Jan Hubicka <jh@suse.cz>
3410 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
3412 2005-05-19 Richard Henderson <rth@redhat.com>
3414 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
3415 emit_store_conditional): Split out from ...
3416 (alpha_split_atomic_op): ... here.
3417 (alpha_split_compare_and_swap): New; extract from .md file.
3418 (alpha_split_lock_test_and_set): Likewise.
3419 * config/alpha/alpha-protos.h: Update.
3420 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
3421 split code into alpha.c.
3422 (sync_lock_test_and_set<I48MODE>): Likewise.
3424 2005-05-19 Richard Henderson <rth@redhat.com>
3426 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
3428 2005-05-19 Richard Henderson <rth@redhat.com>
3430 * config/i386/sse.md (mulv4si3): Use all register inputs.
3431 (mulv2di3): Likewise.
3433 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
3435 * tree-ssa-loop-ivopts.c (determine_base_object): Use
3436 build_fold_addr_expr to generate trees of correct type.
3437 Use fold_buildN if possible.
3439 2005-05-19 Jan Hubicka <jh@suse.cz>
3441 * basic-block.h (REG_BR_PROB_BASE): Define.
3442 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
3443 (dump_cgraph_node): Dump count.
3444 (cgraph_clone_edge): Rescale counts.
3445 (cgraph_clone_node): Likewise.
3446 * cgraph.h: Include basic-block.h
3447 (cgraph_node): Add count.
3448 (cgraph_edge): Add count and loop_nest.
3449 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
3451 * cgraphunit.c: Kill now redundant inlining comment.
3452 (cgraph_create_edges): Make static, maintain current basic block;
3454 (record_call_1): Fill in new fields.
3455 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3457 (cgraph_decide_recursive_inlining): Likewise.
3458 * rtl.h (REG_BR_PROB_BASE): Kill.
3459 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
3460 (expand_call_inline): Update call of cgraph_create_edge.
3461 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3463 2005-05-19 Nick Clifton <nickc@redhat.com>
3465 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
3466 new rs6000_explicit_options structure.
3468 2005-05-19 Richard Henderson <rth@redhat.com>
3471 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
3472 TFmode code swapping ...
3473 (alpha_emit_xfloating_compare): ... here.
3474 (alpha_emit_setcc): Update to match.
3475 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
3477 2005-05-19 Richard Henderson <rth@redhat.com>
3480 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
3481 memory indirection in local-dynamic case.
3483 2005-05-18 Jie Zhang <jie.zhang@analog.com>
3484 Bernd Schmidt <bernd.schmidt@analog.com>
3486 * config/bfin/bfin.c (branch_dest): Add comment why it's
3488 * config/bfin/bfin.md (attr "length" default): Change the offset of
3489 forward conditional branch of length 4 from 4096 to 4092.
3491 2005-05-19 Jan Beulich <jbeulich@novell.com>
3493 * unwind-compat.c: Include tconfig.h and tsystem.h.
3494 * unwind-dw2-fde-compat.c: Likewise.
3496 2005-05-18 Richard Henderson <rth@redhat.com>
3499 * ifcvt.c (noce_process_if_block): Avoid conversion when the
3500 memory destination is readonly.
3502 2005-05-18 Richard Henderson <rth@redhat.com>
3505 * tree-ssa-operands.c (opf_non_specific): New.
3506 (get_asm_expr_operands): Set it.
3507 (add_call_clobber_ops, add_call_read_ops): Likewise.
3508 (add_stmt_operand): Test it instead of opf_kill_def when
3509 considering unmodifiable variables.
3511 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
3513 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
3515 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
3516 tree-ssa-forwprop.c: Fix comment typos.
3517 * doc/invoke.texi: Fix a typo.
3519 2005-05-18 Richard Henderson <rth@redhat.com>
3521 * config.gcc (powerpc-*-linux*): Include linux64.opt when
3522 including linux64.h.
3524 2005-05-18 Richard Henderson <rth@redhat.com>
3526 * tree-cfg.c (pass_remove_useless): Revert last change.
3527 * tree-optimize.c (init_tree_optimization_passes): Initialize
3528 all_lowering_passes with PROP_gimple_any.
3530 2005-05-18 Devang Patel <dpatel@apple.com>
3532 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
3535 2005-05-18 Richard Henderson <rth@redhat.com>
3537 * tree-ssa-forwprop.c (cfg_changed): New.
3538 (tidy_after_forward_propagate_addr): New.
3539 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
3540 (forward_propagate_addr_into_variable_array_index): Likewise.
3541 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
3544 2005-05-18 Geoffrey Keating <geoffk@apple.com>
3546 * dummy-checksum.c: New.
3547 * genchecksum.c: New.
3548 * c.opt (print_pch_checksum): New flag.
3549 * c-pch.c (struct c_pch_validity): Make much shorter.
3551 (host_machine): Remove.
3552 (target_machine): Remove.
3553 (get_ident): Change PCH version number.
3554 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
3555 Don't put triplets or version string in PCH validity data.
3556 Do put the compiler checksum in the validity data.
3557 (c_common_valid_pch): Don't check triplets or version string. Do
3559 (c_common_print_pch_checksum): New.
3560 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
3561 Print fingerprint with -v.
3562 * c-common.h (c_common_print_pch_checksum): New.
3563 (executable_checksum): New.
3564 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
3565 (cc1-dummy): New rule.
3566 (cc1-checksum.c): New rule.
3567 (cc1-checksum.o): New rule.
3568 (cc1): Add checksum support.
3569 (build/genchecksum): New.
3570 (build/genchecksum.o): New.
3571 (dummy-checksum.o): New.
3572 (genobjnames): Add genchecksum.o.
3573 (mostlyclean): Remove *-checksum.c.
3574 (gnucompare): Add libgcc to list of directories checked.
3575 Make comparison problems in libgcc/ and with checksum files only
3577 * doc/invoke.texi (Precompiled Headers): Remove caution.
3578 Document that it must be the exact same binary. Add a few
3579 known-safe flags to the list.
3581 * rs6000/predicates.md (fix_trunc_dest_operand): New.
3582 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
3583 Check that a memory operand is valid before trying to use it.
3585 * tree-cfg.c (pass_remove_useless): This pass works on trees.
3587 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
3589 * tree.c (build1_stat): Don't try to handle two-operand
3592 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
3594 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
3595 * config/sh/sh.h: Update mask names throughout.
3596 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
3597 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
3598 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
3599 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
3600 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
3601 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
3602 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
3603 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
3604 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
3605 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
3606 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
3607 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
3608 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
3609 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
3610 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
3611 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
3612 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
3613 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
3614 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
3615 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
3616 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
3617 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
3618 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
3619 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
3620 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
3621 (SUBTARGET_SWITCHES): Delete.
3622 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
3623 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
3624 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
3625 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
3626 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
3627 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
3628 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
3629 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
3630 (SUPPORT_SH3): Likewise SUPPORT_SH2.
3631 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
3632 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
3634 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
3635 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
3636 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
3637 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
3638 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
3639 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
3640 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
3641 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
3642 (SUPPORT_ANY_SH5): New macros.
3643 (TARGET_NONE): Replace with...
3644 (MASK_ARCH): ...this new macro.
3645 * config/sh/elf.h: Update mask names
3646 * config/sh/linux.h: Likewise.
3647 * config/sh/little.h: Likewise.
3648 * config/sh/netbsd-elf.h: Likewise.
3649 * config/sh/symbian-pre.h: Likewise.
3650 * config/sh/sh.c (sh_handle_option): New function.
3651 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3652 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
3653 (sh_target_switches, target_switches): Delete.
3654 (sh_pch_valid_p): Check for specific differences in the target_flags
3656 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
3657 * config/sh/sh.opt: New file.
3659 2005-05-18 Richard Henderson <rth@redhat.com>
3662 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
3663 small_addr_symbolic_operand.
3665 2005-05-18 Jeff Law <law@redhat.com>
3667 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3668 propagate an ADDR_EXPR if the definition and use sites are
3669 in different EH regions.
3671 2005-05-18 Ian Lance Taylor <ian@airs.com>
3673 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
3676 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3678 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
3680 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3682 Fix PR tree-optimization/21407
3684 * tree-ssa-operands.c (note_addressable): Change
3685 COMPONENT_REF handling in response to aliasing
3688 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3690 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
3691 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
3692 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
3693 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
3694 the default on Solaris too.
3696 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
3698 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
3701 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3703 * timevar.def (TV_SCEV_CONST): New timevar.
3704 * tree-optimize.c (init_tree_optimization_passes): Add
3706 * tree-pass.h (pass_scev_cprop): Declare.
3707 * tree-scalar-evolution.c (scev_const_prop): New function.
3708 * tree-scalar-evolution.h (scev_const_prop): Declare.
3709 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
3711 * tree-cfg.c (replace_uses_by): Export.
3712 * tree-flow.h (replace_uses_by): Declare.
3714 2005-05-17 Ziemowit Laski <zlaski@apple.com>
3715 Mike Stump <mrs@apple.com>
3717 Yet more Objective-C++...
3719 * c-common.h (objc_finish_try_stmt): Add.
3720 (objc_build_synchronized): Add.
3721 (objc_generate_write_barrier): Add.
3722 * stub-objc.c (objc_build_synchronized): Add return value.
3723 (objc_finish_try_stmt): Likewise.
3724 (objc_generate_write_barrier): Add.
3726 * c-common.h (objc_rewrite_function_call): Add.
3727 * c-typeck.c (build_function_call): Allow objc to rewrite
3729 (build_modify_expr): Allow objc to generate write barriers.
3730 * c.opt (Wassign-intercept): Add.
3731 (Wstrict-selector-match): Add.
3732 (fobjc-call-cxx-cdtors): Add.
3733 (fobjc-direct-dispatch): Add.
3735 * dbxout.c (get_lang_number): Add Objective-C++ support.
3736 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
3737 (-Wstrict-selector-match): Likewise.
3738 (-fobjc-direct-dispatch): Likewise.
3739 (-Wassign-intercept): Likewise.
3740 (Overall Options): Likewise.
3741 * gengtype.c (get_output_file_with_visibility): Likewise.
3742 * stub-objc.c (objc_rewrite_function_call): Add.
3743 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
3745 * c-common.c (flag_objc_exceptions): Remove.
3746 (flag_objc_sjlj_exceptions): Remove.
3747 * c-decl.c (objc_mark_locals_volatile): Don't change decls
3748 that are already ok.
3749 * c-opts.c (c_common_handle_option, case
3750 OPT_fobjc_exceptions): Remove.
3751 (case OPT_fobjc_sjlj_exceptions): Remove
3752 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
3753 (fobjc-exceptions): Likewise.
3754 (fobjc-sjlj-exceptions): Likewise.
3755 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
3756 (OFFS_ASSIGNIVAR_FAST): Add.
3758 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3760 * config/sparc/sparc.md (movhi): Do not test constness
3761 of operand #1 twice.
3763 (movdi): Unconditionally accept zero as second operand
3764 when the first is memory.
3765 (movdi_insn_sp32): Handle above case.
3766 (DImode splitter): Use predicates.
3767 (DImode splitter): Use const_zero_operand predicate.
3768 (movsf_insn): Swap 2 alternatives.
3770 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3772 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
3773 expand_simple_operations to bases of the ivs.
3774 (tree_int_cst_sign_bit): Export.
3775 * tree-flow.h (expand_simple_operations): Declare.
3776 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
3777 tree_int_cst_sign_bit.
3778 (expand_simple_operations): Export.
3779 * tree.h (tree_int_cst_sign_bit): Declare.
3781 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3783 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
3785 (replace_uses_by): New function.
3786 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
3787 * tree-flow.h (fold_stmt_inplace): Declare.
3788 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
3789 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
3790 info after cfg cleanup.
3792 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3794 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
3795 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
3798 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3800 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
3801 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
3802 * timevar.c (timevar_ggc_mem_total): New variable.
3803 (GGC_MEM_BOUND): New constant.
3804 (get_time): Record ggc memory status.
3805 (timevar_accumulate): Accumulate amount of ggc memory.
3806 (timevar_print): Print consumption of ggc memory.
3807 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
3808 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
3809 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
3810 * timevar.h (struct timevar_time_def): Add ggc_mem field.
3811 (timevar_ggc_mem_total): Declare.
3813 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
3815 * tree-into-ssa.c (update_ssa): Clean up by shortening the
3818 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3820 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
3822 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
3823 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
3824 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
3825 ("s<ocond:code>"): Rename from respectively "b<ncond>",
3826 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
3827 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
3828 "s<rcond>" and "s<ocond>".
3829 ("b<ocond:code>", "*b<ocond:code>_reversed")
3830 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
3831 output statement section.
3833 2005-05-17 Roger Sayle <roger@eyesopen.com>
3835 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
3837 2005-05-17 Steven Bosscher <stevenb@suse.de>
3838 Stuart Hastings <stuart@apple.com>
3839 Jan Hubicka <jh@suse.cz>
3840 Dale Johannesen <dalej@apple.com>
3842 * cgraph.h (cgraph_node): Add 'lowered' state.
3843 (cgraph_lower_function): Declare.
3844 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
3845 (cgraph_lower_function): New function.
3846 (cgraph_create_edges): Deal with lowered function bodies.
3847 (verify_cgraph_node): Likewise.
3848 (cgraph_analyze_function): Do lowering job.
3849 (cgraph_build_static_cdtor): Likewise.
3850 * function.h (struct function): Add saved_eh and saved_cfg.
3851 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
3852 * tree-cfg.c (fold_cond_expr_cond): Export.
3853 * tree-flow.h (fold_cond_expr_cond): Declare.
3854 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
3856 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
3857 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
3858 callee_cfun, block, eh_region, eh_region_offset.
3859 (inlining_p): New predicate.
3860 (remap_decl): Update for new inline_data; declare newly created inline
3861 vars in low gimple way.
3862 (copy_body_r): Update for new datastructure, simplify some of handling
3863 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
3864 deal with RESX_EXPRs.
3866 (copy_edges_for_bb): Likewise.
3867 (remap_decl_1): New.
3868 (copy_cfg_body): New.
3869 (copy_generic_body): Rewrite to work on low gimple.
3870 (copy_body): Turn into simple wrapper around copy_cfg_body.
3871 (setup_one_parameter): Insert new statements into given basic block.
3872 (initialize_initialized_parameters): Likewise, reorganize way things are
3874 (declare_return_variable): Update for new inline data datastructure.
3875 (inline_forbidden_p): Work on low gimple.
3876 (estimate_num_insns): Likewise.
3877 (expand_call_inline): Work on CFG.
3878 (push_cfun, pop_cfun): New functions.
3879 (cfun_stack): New stack.
3880 (add_lexical_block): New function.
3881 (gimple_expand_calls_inline): Work on basic block.
3882 (optimize_inline_calls): Likewise.
3883 (clone_body, save_body, unsave_ewpr_now): Update for new
3885 (declare_inline_vars): Work on block instead of bind_expr.
3886 (inlining_p): New predicate.
3887 * tree-inline.h (push_cfun, pop_cfun): Declare.
3888 * tree-optimize.c: Include except.h
3889 (all_lowering_passes): New variable.
3890 (execute_fixup_cfg, pass_fixup_cfg): New pass.
3891 (init_tree_optimization_passes): Move some to all_lowering_passes.
3892 (tree_lowering_passes): New function.
3893 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3894 * tree-pass.h (tree_lowering_passes): Declare
3896 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3898 * unwind-dw2-fde-darwin.c: Include tsystem.h.
3900 2005-05-17 Jeff Law <law@redhat.com>
3902 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
3903 * tree-ssa-forwprop.c: Include langhooks.h.
3904 (forward_propagate_addr_expr_into_variable_array_index): New.
3905 (forward_propagate_addr_expr): New.
3906 (tree_ssa_forward_propagate_single_use_vars): Loop over all
3907 the statements in the block instead of just the last statement.
3908 Call forward_propagate_addr_expr as needed.
3909 (pass_forwprop): Update the SSA graph after forward propagation is
3912 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3914 * unwind-dw2-fde-glibc.c (base_from_cb_data,
3915 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
3917 * unwind-dw2-fde.c (__deregister_frame_info_bases,
3918 base_from_object, fde_split, end_fde_sort): Likewise.
3919 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
3920 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
3921 uw_init_context_1): Likewise.
3922 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
3923 _Unwind_Resume_or_Rethrow): Likewise.
3924 * unwind-pe.h (__gxx_abort): Do not define.
3925 (size_of_encoded_value, base_of_encoded_value,
3926 read_encoded_value_with_base): Use gcc_unreachable.
3927 * unwind.h (_Unwind_GetTextRelBase): Likewise.
3929 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3931 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
3932 (cfi_end): New macros.
3933 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
3934 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
3935 an eight byte stack frame.
3936 (__NR_tkill): Define.
3937 (__div0): Use gettid tkill on GNU/Linux.
3938 (_arm_return): Add CFI.
3939 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
3941 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3943 * configure.ac: Remove spaces around assignment to
3945 * configure: Regenerated.
3947 2005-05-17 David Edelsohn <edelsohn@gnu.org>
3949 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
3950 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
3952 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
3953 Modify aix_struct_return variable, not target_flags.
3954 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
3955 (rs6000_return_in_memory): Test aix_struct_return.
3956 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
3957 independent variable. Report mxl-compat.
3959 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
3961 * config/bfin/bfin.md (eh_return): Add missing DONE.
3963 2005-05-17 Ian Lance Taylor <ian@airs.com>
3965 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
3967 (mode_attr_index): Remove check for defined attribute. Remove
3968 infile parameter. Change all callers.
3969 (apply_mode_maps): Add unknown parameter. Change caller. Always
3970 return after finding attribute.
3971 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
3973 (apply_macro_traverse): Set mtd->unknown_mode_attr.
3974 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
3975 attribute used for a mode.
3977 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3979 * tree-ssa-math-opts.c: New file.
3981 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
3983 * Makefile.in: Add tree-ssa-math-opts.c.
3984 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
3985 * fold-const.c (distribute_real_division): New.
3986 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
3987 * tree-pass.h (pass_cse_reciprocals): New.
3988 * tree-optimize.c (init_tree_optimization_passes): Run it.
3989 * doc/passes.texi: Document the new pass.
3991 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
3994 * builtins.c (fold_builtin_constant_p): Handle
3995 &"string cst"[0] as constant.
3997 2005-05-17 Richard Henderson <rth@redhat.com>
3999 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
4001 2005-05-17 Jakub Jelinek <jakub@redhat.com>
4004 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
4005 src2 if src2 has been split.
4007 PR tree-optimization/21610
4008 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
4009 returning DECL, call unshare_expr.
4011 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4013 * config/cris/cris.md: Unquote preparation and output statements.
4014 (BWD, WD, BW): New, mode-macros.
4015 (S, s, m, mm, nbitsm1): New, mode-attrs.
4016 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
4017 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
4019 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
4020 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
4021 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
4023 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
4024 ("movdi"): Move misplaced head comment regarding necessity of
4025 movdi from movsi to here.
4026 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
4028 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
4029 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
4030 "*mov_sideqi_biap_mem".
4031 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
4033 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
4034 "*clear_sidehi_biap" and "*clear_sideqi_biap".
4035 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
4036 and "*clear_sideqi".
4037 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
4038 "*ext_sidehisi_biap".
4039 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
4041 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
4042 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
4043 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
4044 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
4045 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
4047 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
4048 "*op_sidehi_biap" and "*op_sidesi_biap".
4049 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
4051 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
4052 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
4053 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
4054 "*op_swap_sidehi" and "*op_swap_sidesi".
4055 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
4056 in the N alternative of "subqi3".
4057 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
4058 "*extophisi_side_biap".
4059 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
4061 ("*extop<mode>si_swap_side_biap"): Replace
4062 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
4063 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
4064 "*extophisi_swap_side".
4065 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
4066 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
4068 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
4069 "mulqihi3", "mulhisi3" and "mulhisi3".
4070 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
4071 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
4073 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
4074 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
4075 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
4076 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
4077 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
4078 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
4079 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
4080 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
4081 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
4082 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
4083 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
4084 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
4086 ("abs<mode>2"): Replace "abshi2" and "absqi2".
4087 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
4089 ("b<ocond>"): Replace "bgt" and "ble".
4090 ("b<rcond>"): Replace "blt" and "bge".
4091 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
4092 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
4094 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
4096 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
4098 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
4100 ("s<rcond>"): Replace "sge" and "slt".
4101 ("s<ocond>"): Replace "sgt" and "sle".
4102 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
4103 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
4104 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
4105 clear.w [rx=rx+i] and clear.b [rx=rx+i].
4107 2005-05-17 Jakub Jelinek <jakub@redhat.com>
4109 * varasm.c (struct constant_descriptor_tree): Add hash field.
4110 (const_desc_hash): Just return hash field.
4111 (const_desc_eq): If hash values are different, return 0 immediately.
4112 (output_constant_def): Compute hash field of temporary key, use
4113 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
4114 newly built constant descriptor.
4115 (lookup_constant_def): Compute hash field of temporary key, use
4116 htab_find_with_hash instead of htab_find.
4118 2005-05-16 Richard Henderson <rth@redhat.com>
4120 * config/i386/sse.md (mulv4si3): New.
4122 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4124 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
4125 tests for noncanonical versions of reg+constant and
4128 2005-05-16 Richard Henderson <rth@redhat.com>
4129 Steven Bosscher <stevenb@suse.de>
4132 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
4133 maybe_clean_eh_stmt; take old stmt parameter. Update EH
4134 region data structure to match replacement.
4135 * tree-flow.h: Update to match.
4136 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4137 * tree-ssa-dom.c (optimize_stmt): Likewise.
4138 * tree-ssa-pre.c (eliminate): Likewise.
4139 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4141 2005-05-16 Caroline Tice <ctice@apple.com>
4143 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
4144 internal_error with gcc_assert.
4145 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
4146 * function.h (struct function): Remove space between "*" and
4148 * varasm.c (initialize_cold_section_name): Add gcc_assert;
4149 modify to use alloca.
4150 (unlikely_text_section): Add check for flag_function_sections.
4151 (assemble_start_function): Move call to resolve_section, so it
4152 comes before first call to unlikely_text_section.
4153 (assemble_end_function): Add test and call to function_section
4156 2005-05-16 Roger Sayle <roger@eyesopen.com>
4158 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
4159 instead of build_binary_op when performing code transformations
4160 to avoid error messages about constructs not it the user's code.
4162 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4164 * tree-ssa-pre.c: Fix a comment typo.
4166 2005-05-16 Richard Henderson <rth@redhat.com>
4169 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
4170 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
4171 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
4172 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
4173 add_tprel22): Remove mode from symbolic operand.
4175 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4177 * optc-gen.awk: Include intl.h after the externally-provided files.
4179 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4181 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
4182 folding a COND_EXPR_COND in a nondestructive manner.
4184 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
4186 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
4187 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
4188 New values for vec_select definitions and bitmask for element
4191 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4193 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
4194 Change the type to VEC(rtx,gc)*.
4195 (mem_loc_descriptor, add_const_value_attributes,
4196 dwarf2out_init): Adjust uses of used_rtx_varray.
4198 * tree-data-ref.c (compute_all_dependences): Change the type
4199 of dependence_relations to VEC(ddr_p,heap)**.
4200 (compute_data_dependences_for_loop): Change the type of
4201 allrelations to VEC(ddr_p,heap)*.
4203 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4205 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
4206 system.h, coretypes.h and tm.h.
4207 (options.o): Update dependencies accordingly.
4208 * optc-gen.awk: Allow header_name to be a list of filenames.
4209 Handle the "Condition" flag.
4210 * opts.h (CL_DISABLED): New flag.
4211 * opts.c (handle_option): Print an error for CL_DISABLED options.
4212 * doc/options.texi: Document the "Condition" option flag.
4214 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
4216 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
4218 2005-05-15 Roger Sayle <roger@eyesopen.com>
4220 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
4221 check for TREE_OVERFLOW on INTEGER_CST trees.
4222 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
4223 CONSTANT_CLASS_P tree nodes.
4225 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
4228 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
4230 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
4232 Fix PR tree-optimization/21576
4234 * tree-ssa-pre.c (expression_node_pool): New pool.
4235 (comparison_node_pool): Ditto.
4236 (list_node_pool): Ditto.
4237 (pool_copy_list): New function.
4238 (phi_translate): Handle CALL_EXPR.
4239 (valid_in_set): Ditto.
4240 (create_expression_by_pieces): Ditto.
4241 (insert_into_preds_of_block): Ditto.
4242 (insert_aux): Ditto.
4243 (compute_avail): Ditto.
4244 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
4245 (can_value_number_call): New function.
4246 (find_leader): Update comment.
4247 (init_pre): Create new pools.
4248 (fini_pre): Free new pools.
4249 (pass_pre): Add TODO_update_ssa for the future when we are going
4251 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
4252 (set_value_handle): Ditto.
4253 (get_value_handle): Ditto.
4255 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
4257 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
4259 2005-05-15 Andreas Jaeger <aj@suse.de>
4261 * gcc.c (pfatal_pexecute): Remove unused local function.
4263 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
4265 * optc-gen.awk: Remove excess indentation.
4266 * opth-gen.awk: Likewise.
4268 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
4270 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
4271 of basic_block_info. Call init_flow and find_basic_blocks
4272 before dbr_schedule if needed.
4274 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4276 * tree-optimize.c (init_tree_optimization_passes): Move
4277 pass_cd_dce in place of the last pass_dce.
4279 PR tree-optimization/21563
4280 * tree-vrp.c (compare_value): Return boolean_false_node when
4281 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
4282 strictly larger than CST.
4284 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
4285 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4287 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
4289 (rev_cond_name) Likewise.
4290 (vax_float_literal) Likewise.
4291 * config/vax/vax.md: Likewise.
4293 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4295 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
4296 registers and use them (specifically the stack pointer).
4297 * config/vax/vax.h: Use above defines right here.
4299 * config/vax/vax.c: (override_options) Remove 'register' keyword.
4300 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
4301 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
4303 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
4304 mostly removal of trailing spaces...
4305 * config/vax/vax-modes.def: Remove trailing whitespace.
4307 * config/vax/elf.h: Update whitespace.
4309 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4312 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4313 * fold-const.c (fold_indirect_ref_1): Avoid removing
4314 NOP_EXPRs with type qualifiers like const.
4316 2005-05-14 Jan Hubicka <jh@suse.cz>
4318 Patch by Richard Henderson:
4319 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
4320 Handle RESX expressions properly.
4322 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
4323 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
4324 (remove_stmt_from_eh_region_fn): Likewise.
4326 * tree-cfg.c (execute_warn_function_return): Break out noreturn
4328 (execute_warn_function_noreturn): ... here.
4329 (pass_warn_function_noreturn): New pass.
4330 * tree-pass.h (pass_warn_function_noreturn): Declare
4331 * tree-optimize.c (init_tree_optimization_passes): Move return
4332 warnings early and add noreturn warnings at place of previous
4335 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4337 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
4338 root_var_init, type_var_init): Use VEC instead of VARRAY.
4339 * tree-ssa-live.h (tree_partition_associator_d): Change the
4340 type of trees to VEC(tree,heap)*.
4341 (tpa_tree): Use VEC instead of VARRAY.
4343 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4345 * fold-const.c (div_if_zero_remainder): New function.
4346 (try_move_mult_to_index): Use it.
4348 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4350 * tree-eh.c (leh_tf_state): Change the type of dest_array to
4352 (maybe_record_in_goto_queue, lower_try_finally_onedest,
4353 lower_try_finally_copy, lower_try_finally_switch,
4354 lower_try_finally): Use VEC instead of VARRAY.
4356 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
4358 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
4359 comment regarding defined register classes.
4360 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
4362 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4364 * tree-optimize.c (init_tree_optimization_passes): Move
4365 pass_merge_phi before the first pass_dominator.
4367 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
4369 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
4372 2005-05-13 Josh Conner <jconner@apple.com>
4374 * config/arm/arm.c (arm_size_return_regs): New.
4375 (thumb_unexpanded_epilogue): replace in-line calculation
4376 of return registers with call to arm_size_return_regs.
4377 (use_return_insn): Include test of which registers are
4378 being used to hold return values, to accommodate
4379 vector return values.
4381 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
4383 * config/rs6000/sysv4.opt (mlittle): Handle.
4385 * config/rs6000/rs6000.c (rs6000_handle_option): Set
4386 target_flags_explicit when appropriate.
4388 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4390 PR middle-end/20714:
4391 * optabs.c (no_conflict_data): New struct.
4392 (no_conflict_move_test): New function.
4393 (emit_no_conflict_block): Use it.
4395 2005-05-13 Adam Nemet <anemet@lnxw.com>
4397 * doc/invoke.texi (Debugging Options): Option
4398 -fdump-translation-unit only works with C++ now.
4400 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4402 Replace calls to abort in CRIS port.
4403 * config/cris/cris.h (CRIS_ASSERT): New macro.
4404 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
4405 internal_error instead of abort.
4406 ("movsi"): Ditto. Unquote preparation statement section.
4407 ("call", "call_value"): Ditto, but use gcc_assert where
4408 appropriate. Tweak comments.
4409 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
4411 (cris_op_str): Call internal_error, not abort.
4412 (cris_print_operand): Tweak "abort" reference to "die" in comment.
4413 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
4414 (cris_notice_update_cc): Call internal_error, not abort.
4415 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
4416 (cris_emit_movem_store, cris_asm_output_symbol_ref)
4417 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
4418 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
4419 ENABLE_CHECKING-guarded abort call.
4420 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
4421 Use internal_error at end of test-chain.
4423 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4425 PR rtl-optimization/20769:
4426 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
4427 pattern emitted by expand_nl_goto_receiver.
4429 PR middle-end/20793:
4430 * integrate.c (allocate_initial_values): Update register liveness
4433 2005-05-13 Josh Conner <jconner@apple.com>
4435 * arm.c (arm_return_in_memory): Add handling for vector return types.
4437 2005-05-13 David Ung <davidu@mips.com>
4439 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
4441 * config/mips/mips.c: Add 4km alias.
4442 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
4443 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
4446 2005-05-13 Jan Hubicka <jh@suse.cz>
4448 * c-decl.c (finish_function): Suppress "control reaches end of
4449 non-void function" when "no return statement in function
4450 returning non-void" is issued.
4452 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
4453 * tree-optimize.c (pass_gimple): Kill.
4454 (init_tree_optimization_passes): Kill pass_gimple.
4455 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
4456 * tree-dump.c (dump_files): Rename .generic to .gimple.*
4458 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4460 PR rtl-optimization/20756:
4461 * basic-block.h (PROP_DEAD_INSN): Define.
4462 * flow.c (propagate_one_insn): Set during mark_set_regs call
4464 (mark_set_1): Emit a clobber when we are about to delete a dead insn
4465 that kills a live register.
4467 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
4469 * config/s390/s390.md: ("DBL"): New mode attribute.
4470 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
4471 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
4472 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
4474 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
4476 * c-format.c (check_format_arg): Handle string literals of
4477 the form &"string"[offset].
4479 * g++.dg/warn/format4.C: New testcase.
4481 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
4483 * config/mips/3000.md, config/mips/4000.md,
4484 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
4485 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
4486 config/mips/generic.md, config/pdp11/pdp11.md,
4487 config/sh/crt1.asm, config/sh/lib1funcs.asm,
4488 config/sh/sh-modes.def, config/sh/sh-protos.h,
4489 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
4491 2005-05-13 Richard Henderson <rth@redhat.com>
4493 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
4494 addition to move unless dest is a register. Do not skip
4495 instantiation in dest on addition simplification.
4497 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4499 * config/cris/cris.c (cris_print_operand) <case 'H'; case
4500 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
4501 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
4503 2005-05-13 Jan Hubicka <jh@suse.cz>
4505 * basic-block.h (FOR_ALL_BB_FN): New macro.
4506 (init_flow): Initialize cfg structure.
4507 * function.c (allocate_struct_function): Do not initialize cfg structure.
4508 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
4509 (build_tree_cfg): ... here.
4510 * tree-flow.h (init_empty_tree_cfg): Declare.
4512 2005-05-12 Steven Bosscher <stevenb@suse.de>
4514 Fix PR tree-optimization/21520
4515 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
4516 to attempt to fold constants.
4518 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4520 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
4521 only when TARGET_ADJUST_UNROLL_MAX is defined.
4522 (general_movsrc_operand): Use the C style comment.
4523 (ua_offset): Use prototype.
4525 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
4527 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
4528 (struct hmr_data, hoist_memory_reference, memref_del,
4529 struct fmrv_data): Removed.
4530 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
4531 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
4533 (find_more_ref_vops): Traverse the list of memory references.
4534 (determine_lsm_loop): Work with the list of memory references instead
4535 of traversing the hashtable.
4537 2005-05-12 Steven Bosscher <stevenb@suse.de>
4538 Stuart Hastings <stuart@apple.com>
4539 Jan Hubicka <jh@suse.cz>
4541 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
4542 duplicate_eh_regions): New functions, based on old
4543 implementation removed with RTL inliner.
4544 (reachable_next_level): Modify behaviour pre-inline.
4545 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
4547 * function.h (struct function): Add after_inlining flag.
4548 * tree-optimize.c (tree_rest_of_compilation): Set it.
4549 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
4551 * tree-cfg.c (label_to_block_fn): Deal with cases where
4552 label was never insterted into code.
4554 2005-05-12 Zack Weinberg <zack@codesourcery.com>
4556 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
4558 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
4560 Fix PR tree-optimization/21532
4561 * tree-ssa-pre.c (create_expression_by_pieces): stmt
4562 needs to go onto the inserted_exprs list.
4564 2005-05-12 Ian Lance Taylor <ian@airs.com>
4566 * c-common.h (statement_code_p): Don't declare.
4567 (STATEMENT_CODE_P): Don't define.
4568 (INIT_STATEMENT_CODES): Don't define.
4569 * c-common.c (statement_code_p): Don't define.
4571 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4573 * config/sparc/sparc.h: Remove dead code.
4574 * config/sparc/sparc.c (sparc_compute_frame_size): Use
4575 FIRST_PARM_OFFSET for the size of the register window area.
4576 (emit_save_regs): Rename into emit_save_or_restore_regs.
4577 Add 'action' parameter. Use 4095 as upper bound for the offset.
4578 Pass 'action' to save_or_restore_regs.
4579 (emit_restore_regs): Delete.
4580 (sparc_expand_prologue): Call emit_save_or_restore_regs.
4581 (sparc_expand_epilogue): Likewise.
4582 * config/sparc/sparc.md (mode macro P): Move.
4583 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
4584 (mov<V32:mode> expander): Move to the top of the V32 section.
4585 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
4586 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
4587 (sibcall_epilogue): Move.
4589 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4592 * arm.c (arm_gen_constant): Sign-extend intermediate values when
4593 synthesizing a constant of the difference of two immediates.
4595 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4597 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
4598 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
4599 the alternatives using integer registers into the appropriate
4602 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4604 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
4605 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
4606 * bitmap.h: Fixed comments.
4608 2005-05-11 Richard Henderson <rth@redhat.com>
4611 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
4612 (ia64_cannot_force_const_mem): New.
4613 (tls_symbolic_operand_type): New.
4614 (ia64_legitimate_constant_p): New.
4615 (ia64_expand_load_address): Return true on success. Improve
4616 checks for when we should not split.
4617 (ia64_expand_tls_address): New addend operand. Distribute it
4618 as appropriate to the tls_kind. Delay referencing gp.
4619 (ia64_expand_move): Split symbolic addend as necessary. Handle
4620 tls symbols with addends.
4621 * config/ia64/ia64-protos.h: Update.
4622 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
4623 p0, f0, f1, and r13.
4624 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
4625 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
4626 (symbolic_operand splitter): Pass everything through
4627 ia64_expand_load_address and FAIL or DONE as appropriate.
4628 (load_fptr): Only accept after reload.
4629 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
4630 load_symptr_low, load_ltoff_dtpmod,
4632 (load_dtprel): Only accept tls symbols.
4633 (load_dtprel64, load_dtprel22): Likewise.
4634 (load_tprel, load_tprel64, load_tprel22): Likewise.
4635 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
4636 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
4637 (add_dtprel14, add_dtprel22): Likewise.
4638 (add_tprel, add_tprel14, add_tprel22): Likewise.
4639 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
4640 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
4641 (got_symbolic_operand): Check CONST offsets.
4642 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
4643 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
4644 (move_operand): Don't handle tls here. Check CONST offsets.
4646 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4648 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
4649 Remove hilo_operand check.
4650 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
4651 * config/mips/predicates.md (hilo_operand): Delete.
4653 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4655 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
4657 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4659 PR tree-optimizer/18472
4660 * tree-if-conv.c (tree_if_convert_stmt,
4661 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
4663 2005-05-11 Jan Hubicka <jh@suse.cz>
4665 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
4666 (GTFILES): add except.h.
4667 * except.c (eh_status): Add throw_stmt_table.
4668 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
4669 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
4670 lookup_stmt_eh_region_fn): Declare.
4671 (throw_stmt_node): New structure.
4672 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
4673 * gengtype.c (open_base_files): Add except.h to inlines.
4674 * tree-eh.c (throw_stmt_node): Kill.
4675 (record_stmt_eh_region): Update.
4676 (add_stmt_to_eh_region_fn): Break out from ...
4677 (add_stmt_to_eh_region): ... here.
4678 (remove_stmt_from_eh_region_fn): Break out from ...
4679 (remove_stmt_from_eh_region): ... here.
4680 (lookup_stmt_eh_region_fn): Break out from ...
4681 (lookup_stmt_eh_region): ... here.
4682 (honor_protect_cleanup_actions): Use build_resx.
4683 (lower_try_finally_onedest): Likewise.
4684 (lower_try_finally_copy): Likewise.
4685 (lower_try_finally_switch): Likewise.
4686 (lower_eh_constructs): Update eh table construction.
4687 * tree.c (build_resx): New.
4688 * tree.h (build_resx): Declare.
4690 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
4692 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
4695 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4697 * fold-const.c, libgcov.c: Fix comment typos.
4699 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
4702 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
4704 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4705 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
4707 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
4709 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
4712 * crtstuff.c: Include auto-host.h again, for now.
4714 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4716 * config/mips/24k.md: Remove trailing whitespace.
4718 2005-05-11 David Ung <davidu@mips.com>
4720 * config/mips/mips.md (type): Add imul3.
4721 (length, hazard, may_clobber_hilo): Check for imul3.
4722 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
4723 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
4724 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
4725 for a 3 operand mul and its bypasses.
4726 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
4727 * config/mips/4000.md (r4k_imul): Likewise.
4728 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
4729 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
4730 (vr4130_muldi): Likewise.
4731 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
4732 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
4733 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
4734 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
4735 (ir_vr54_imadd_si): Likewise.
4736 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
4737 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
4738 (rm7_impy_di): Likewise.
4739 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
4740 * config/mips/generic.md (generic_imul): Likewise.
4741 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
4742 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
4744 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
4746 PR middle-end/20371:
4747 * tree.h (record_layout_info_s): New member prev_packed.
4748 * stor-layout.c (update_alignment_for_field): Fix comment about
4749 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
4750 we start it properly aligned.
4751 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
4752 to update_alignment_for_field, and recompute it afterwards using
4753 the alignment of the record.
4754 When a packed bitfield precedes an MS bitfield, don't add padding
4755 at the end of the packed bitfield on behalf of the base type of
4756 the packed bit field.
4757 Don't adjust rli->bitpos at the end
4758 of an MS bitfield run if we already adjusted bitpos/offset for an
4759 alignment as large or larger than the bitfield type size.
4760 Take possible record alignment > BIGGEST_ALIGNMENT into account
4761 when calculating actual_align.
4762 Only put packed buit fields into rli->prev_field if they end up
4764 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
4765 Update rli->remaining_in_alignment when we have already started a
4766 run of bit fields and we process a packed bit field.
4768 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
4770 * tree-data-ref.c (find_data_references_in_loop): Give up when
4771 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
4772 may embed arbitrary side effects.
4773 Remove the assumption that GIMPLE form contains a single array
4774 access per statement.
4775 When the statement contains virtual operands, fail if it is not
4776 a MODIFY_EXPR or a CALL_EXPR.
4777 Return after the dont know node is inserted.
4779 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
4781 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
4783 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4786 PR tree-optimization/19639
4787 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
4788 and generic summands for char* as s * delta, too, folding &a[i]
4789 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
4790 for comparison of steps. Convert types for index addition.
4791 (fold_binary): Adjust the callers to always dispatch to
4792 try_move_mult_to_index.
4793 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
4794 expr with non-gimple ARRAY_REF offset.
4796 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4798 * fold-const.c (fold_indirect_ref_1): Avoid removing
4799 NOP_EXPRs with type qualifiers like const.
4801 2005-05-11 Richard Henderson <rth@redhat.com>
4804 * c-decl.c (finish_decl): Propagate the completed array type of
4805 a global variable into the binding.
4807 2005-05-10 Matt Kraai <kraai@ftbfs.org>
4809 * Makefile.in (gtype-desc.o, build/genautomata.o)
4810 (build/varray.o): Depend on $(VARRAY_H).
4812 2005-05-10 Diego Novillo <dnovillo@redhat.com>
4814 * tree-optimize.c (init_tree_optimization_passes): Re-organize
4815 optimization passes to do an initial batch of scalar cleanups.
4817 2005-05-10 Ian Lance Taylor <ian@airs.com>
4819 * read-rtl.c (struct macro_traverse_data): Define.
4820 (map_attr_string): New static function, broken out of
4821 apply_macro_to_string.
4822 (mode_attr_index, apply_mode_maps): New static functions.
4823 (apply_macro_to_string): Call map_attr_string.
4824 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
4826 (apply_macro_traverse): Expect data to point to a struct
4827 macro_traverse_data.
4828 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
4829 to pass data through htab_traverse.
4830 (read_rtx_1): Add mode_maps parameter. Change all callers.
4831 Handle mode names which are attribute strings.
4832 * doc/md.texi (Substitutions): Rename from String Substitutions.
4833 Change references. Document using attributes as modes.
4835 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4837 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
4838 * tree-optimize.c (init_tree_optimization_passes) Swap
4839 pass_ch and pass_profile.
4840 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
4841 here. Remove rewrite_into_loop_closed_ssa call.
4843 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4845 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
4847 (legitimate_reload_constant_p): Add check for const double zero.
4848 * config/s390/s390.md: Add comment for constraint letter 'G'.
4849 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
4850 attributes for new case.
4851 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
4852 s390_const_double_ok_for_constraint_p.
4853 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
4856 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4858 PR tree-optimization/21170
4859 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
4860 rewrite_ssa_into_ssa in comments with update_ssa.
4862 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4864 * tree-ssa-loop-im.c: Include hashtab.h.
4865 (struct mem_ref_loc): New.
4866 (struct mem_ref): Describe the set of references with the same
4868 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
4869 maybe_queue_var, fem_single_reachable_address,
4870 for_each_memref, single_reachable_address,
4871 is_call_clobbered_ref, determine_lsm_reg): Removed.
4872 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
4873 hoist_memory_reference, memref_hash, memref_eq, memref_del,
4874 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
4876 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4877 (determine_lsm_loop): Rewritten.
4878 (determine_lsm): Do not set stmt uids.
4880 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4882 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4885 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4887 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4888 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4889 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4891 2005-05-10 Jeff Law <law@redhat.com>
4893 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4894 thread_across_edge for any abnormal edges.
4896 2005-05-10 Richard Henderson <rth@redhat.com>
4898 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4899 * config/ia64/ia64-protos.h: Declare it.
4900 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
4901 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
4902 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
4903 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
4904 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
4905 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
4906 extend result; use release semantics.
4907 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
4908 (sync_val_compare_and_swap_<IMODE>): Update to match.
4910 2005-05-10 Richard Henderson <rth@redhat.com>
4912 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4913 before comparing it for success.
4915 2005-05-10 Richard Henderson <rth@redhat.com>
4917 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
4918 no return value pattern.
4920 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
4921 H.J. Lu <hongjiu.lu@intel.com>
4923 * libgcov.c (create_file_directory): New function. Create
4924 directory for the given file name.
4925 (gcov_max_filename): New static var. Keeps size of the longest
4927 (gcov_exit): Always try to create directory for output
4928 file. Relocate each filename basing on environment vars.
4929 (__gcov_init): Remember the longest file name.
4930 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
4931 * doc/gcov.texi (Cross-profiling): New node documenting
4932 cross-profiling management.
4933 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
4935 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4937 * config/sparc/sparc.c (mem_min_alignment): Do not rely
4938 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
4940 2005-05-10 Bob Wilson <bob.wilson@acm.org>
4942 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
4943 case code to avoid one move instruction.
4944 (__umodsi3, __modsi3): Merge duplicated code sequences.
4946 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4948 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
4949 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
4950 * doc/invoke.texi: Fix typos.
4952 * tree-data-ref.c (analyze_array_indexes, analyze_array,
4953 init_data_ref, access_functions_are_affine_or_constant_p,
4954 free_data_refs): Use VEC instead of VARRAY.
4955 * tree-data-ref.h (data_reference): Change the type of
4956 access_fns to VEC(tree,gc)*.
4957 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
4959 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
4962 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
4963 * fold-const.c (fold): Expand the condition of reducing cond_expr.
4964 (contains_label_1, contains_label_p): New functions for checking
4965 labels in a sub-tree.
4967 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
4970 * c-decl.c (pushdecl): When there is a declaration in the current
4971 scope and the declarations are external linkage, check for
4972 compatibility with the type in the external scope and update the
4973 type in the external scope with the composite type information.
4974 Do not form a composite type of the new type and the visible type
4975 if they are incompatible.
4977 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
4979 * crtstuff.c: Revert part of 2005-05-08 Change.
4980 (IN_LIBGCC2): Define.
4982 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4984 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
4985 remove redundant test.
4986 (fp_mov_p): Accept 0.
4987 (fp_high_losum_p): Remove redundant test.
4988 * config/sparc/predicates.md (const_high_operand): Explicitly test
4989 (not small_int_operand).
4990 (fp_const_high_losum_operand): New.
4991 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
4992 (movdi_insn_sp32_v9): Use canonical predicates.
4993 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
4994 (movdi_insn_sp64_novis): Delete.
4995 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
4996 (movsf_insn_novis): Delete.
4997 (movsf_insn_vis): Rename into movsf_insn.
4998 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
4999 (movsf_lo_sum): Use fp_const_high_losum_operand.
5000 (movsf_high): Likewise.
5001 (movsf_high_losum splitter): Likewise.
5002 (mov<V32:mode> expander): Use register_or_zero_operand.
5003 (mov<V64:mode> expander): Likewise.
5004 (movdf_insn_sp32): Use register_or_zero_operand.
5005 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
5006 Rename into movdf_insn_sp32_no_fpu.
5007 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
5008 Rename into movdf_insn_sp32_v9_no_fpu.
5009 (movdf_insn_v9only_novis): Delete.
5010 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
5011 (movdf_insn_sp64_novis): Delete.
5012 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
5013 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
5014 Rename into movdf_insn_sp64_no_fpu.
5015 (movtf expander): Use register_or_zero_operand.
5016 (movtf_insn_sp32): Delete.
5017 (movtf_insn_vis_sp32): Use register_or_zero_operand.
5018 Rename into movtf_insn_sp32.
5019 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
5020 Rename into movtf_insn_sp32_no_fpu.
5021 (movtf_insn_hq_sp64): Delete.
5022 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
5023 Rename into movtf_insn_sp64_hq.
5024 (movtf_insn_sp64): Delete.
5025 (movtf_insn_vis_sp64): Use register_or_zero_operand.
5026 Rename into movtf_insn_sp64.
5027 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
5028 Rename into movtf_insn_sp64_no_fpu.
5030 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
5032 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
5033 gcc_assert and gcc_unreachable as appropriate.
5034 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
5035 xstormy16_output_cbranch_si, xstormy16_split_move,
5036 xstormy16_initial_elimination_offset,
5037 xstormy16_encode_section_info, xstormy16_print_operand_address,
5038 xstormy16_expand_call, xstormy16_expand_arith,
5039 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
5041 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5043 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
5044 const_copies to VEC(tree,heap)*.
5045 (new_elim_graph, delete_elim_graph, elim_graph_size,
5046 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
5049 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
5052 * doc/extend.texi (Type Attributes): Correct example syntax.
5054 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
5057 * doc/invoke.texi (-Wuninitialized): Update documentation.
5059 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
5061 * arm.c (const_ok_for_arm): Use a faster algorithm.
5063 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5066 * config/rs6000/rs6000.md (add_op2): New.
5067 (add<mode>3): Use it.
5069 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
5071 * arm.c (arm_gen_constant): Add new heuristic for generating
5072 constant integers that can be expressed as the difference of two
5075 2005-05-09 Roger Sayle <roger@eyesopen.com>
5077 * c-tree.h (parser_build_unary_op): New prototype.
5078 * c-typeck.c (parser_build_unary_op): New function to construct
5079 a unary operation in the C parser.
5080 * c-parser.c (c_parser_unary_expression): Use the new function
5081 parser_build_unary_op when appropriate.
5083 2005-05-09 Mark Mitchell <mark@codesourcery.com>
5086 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
5087 before outputting DWARF_FRAME_RETURN_COLUMN.
5089 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5091 * config/s390/s390.c: (s390_branch_condition_mask,
5092 s390_branch_condition_mnemonic, s390_extra_constraint_str,
5093 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
5094 legitimize_pic_address, s390_emit_tls_call_insn,
5095 legitimize_tls_address, legitimize_tls_address,
5096 s390_expand_addcc, print_shift_count_operand, print_operand,
5097 addr_generation_dependency_p, annotate_constant_pool_refs,
5098 s390_split_branches, find_constant_pool_ref,
5099 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
5100 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
5101 s390_output_pool_entry, s390_function_value,
5102 s390_call_saved_register_used, s390_emit_call): Replace
5103 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
5104 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
5105 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
5106 get_some_local_dynamic_name, s390_function_arg_size,
5107 s390_function_arg_advance, s390_function_arg,
5108 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
5109 default case by gcc_unreachable.
5110 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
5111 conditional abort by gcc_assert.
5112 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
5113 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
5115 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5117 * config/s390/s390.c: (s390_decompose_address,
5118 tls_symbolic_operand, legitimate_pic_operand_p,
5119 legitimate_constant_p, legitimate_reload_constant_p,
5120 s390_expand_plus_operand, legitimate_address_p,
5121 legitimate_la_operand_p, ): Remove 'register' from signature.
5122 (symbolic_reference_mentioned_p,
5123 tls_symbolic_reference_mentioned_p): Remove 'register' from local
5124 variable declarations.
5125 (legitimize_address): Remove 'register' from
5126 signature and local variable declarations.
5128 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5130 * config/s390/s390-protos.h: (s390_match_ccmode,
5131 s390_match_ccmode_set, reg_used_in_mem_p,
5132 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
5133 legitimate_la_operand_p, preferred_la_operand_p,
5134 s390_short_displacement, addr_generation_dependency_p,
5135 legitimate_reload_constant_p, legitimate_address_p): Change return type
5137 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
5138 * config/s390/s390.c: (s390_match_ccmode,
5139 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
5140 legitimate_reload_constant_p): Change return type into 'bool'.
5141 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
5142 Likewise. Additionally adapted comment.
5143 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
5144 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
5145 (s390_decompose_address): Change the type of the internal flags
5146 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
5147 (struct s390_address): Change type of "pointer" into bool.
5148 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
5149 Adapt calls for 's390_tm_ccmode' to the new signature.
5151 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5153 * config/s390/s390.c: (s390_match_ccmode_set,
5154 s390_branch_condition_mnemonic, s390_short_displacement,
5155 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
5156 print_shift_count_operand, get_some_local_dynamic_name,
5157 get_some_local_dynamic_name_1, reg_used_in_mem_p,
5158 addr_generation_dependency_p, s390_split_branches,
5159 annotate_constant_pool_refs, find_constant_pool_ref,
5160 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
5161 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
5162 s390_register_info, s390_frame_info, s390_init_frame_layout,
5163 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
5164 restore_gprs, s390_function_arg_size, s390_function_arg_float,
5165 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
5166 s390_encode_section_info, s390_cannot_force_const_mem,
5167 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
5168 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
5169 s390_adjust_priority, s390_issue_rate,
5170 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
5171 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
5172 s390_build_builtin_va_list, s390_gimplify_va_arg,
5173 s390_function_ok_for_sibcall, s390_call_saved_register_used,
5174 s390_pass_by_reference, s390_fixed_condition_code_regs,
5175 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
5176 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
5177 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
5178 s390_add_pool_insn, s390_find_pool, s390_add_constant,
5179 s390_find_constant, s390_add_execute, s390_find_execute,
5180 s390_execute_label, s390_execute_target, s390_dump_pool,
5181 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
5182 Move target macro definitions to the end of the file. Move several
5183 functions within the file to assure correct compiling.
5185 2005-05-09 Steven Bosscher <stevenb@suse.de>
5187 * calls.c (purge_reg_equiv_notes): Remove, fold into...
5188 (fixup_tail_calls): ...here. Only look at insns between the
5189 start of the function and the FUNCTION_BEG insn note.
5191 * gcse.c (one_cprop_pass): Fix typos in dumps.
5193 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
5195 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5197 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
5198 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
5199 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
5200 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
5202 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
5203 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
5204 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
5207 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5209 * config/s390/s390.md: ("gf") New mode attribute.
5210 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
5211 "fixuns_truncsfsi2"): Merge.
5212 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
5213 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
5214 "fix_truncsfsi2_ieee"): Merge.
5216 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5218 * config/s390/s390.md: ("FPR") New mode macro.
5219 ("de", "dee"): New mode attributes.
5220 ("cmpdf", "cmpsf"): Merge.
5221 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
5222 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
5223 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
5224 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
5225 ("floatdidf2", "floatdisf2"): Merge.
5226 ("adddf3", "addsf3"): Merge.
5227 ("*adddf3", "*addsf3"): Merge.
5228 ("*adddf3_cc", "*addsf3_cc"): Merge.
5229 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
5230 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
5231 ("subdf3", "subsf3"): Merge.
5232 ("*subdf3", "*subsf3"): Merge.
5233 ("*subdf3_cc", "*subsf3_cc"): Merge.
5234 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
5235 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
5236 ("muldf3", "mulsf3"): Merge.
5237 ("*muldf3", "*mulsf3" "): Merge.
5238 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
5239 ("*fmadddf", "*fmaddsf"): Merge.
5240 ("*fmsubdf", "*fmsubsf"): Merge.
5241 ("divdf3", "divsf3"): Merge.
5242 ("*divdf3", "*divsf3"): Merge.
5243 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
5244 ("negdf2", "negsf2"): Merge.
5245 ("*negdf2_cc", "*negsf2_cc"): Merge.
5246 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
5247 ("*negdf2", "*negsf2"): Merge.
5248 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
5249 ("absdf2", "abssf2"): Merge.
5250 ("*absdf2_cc", "*abssf2_cc"): Merge.
5251 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
5252 ("*absdf2", "*abssf2"): Merge.
5253 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
5254 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
5255 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
5256 ("*negabsdf2", "*negabssf2"): Merge.
5257 ("sqrtdf2", "sqrtsf2"): Merge.
5259 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5261 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
5263 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
5264 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
5265 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5266 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
5268 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
5269 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
5270 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
5271 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
5272 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
5273 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
5274 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
5275 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
5276 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
5277 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
5278 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
5279 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
5280 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
5281 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
5282 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
5283 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
5285 ("*divsf3"): Additionally rename second pattern to
5287 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5288 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
5289 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
5290 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
5291 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
5292 'type values' and rename 'type' value.
5293 ("*addsf3"): Additionally rename second pattern to
5296 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5298 * config/s390/s390.md: ("SHIFT"): New mode macro.
5299 ("lr", "shift"): New mode attributes.
5300 ("ashldi3", "lshrdi3"): Merge.
5301 ("*ashldi3_31", "*lshrdi3"_31): Merge.
5302 ("*ashldi3_64", "*lshrdi3"_64): Merge.
5303 ("ashlsi3", "lshrsi3"): Merge.
5305 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5307 * config/s390/s390.md: ("DSI", "SCOND"): New mode
5309 ("E", "g"): New mode attributes.
5310 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
5311 ("*adddi3_alc", "*addsi3_alc"): Merge.
5312 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
5313 ("*subdi3_slb", "*subsi3_slb"): Merge.
5314 ("adddicc", "addsicc"): Merge.
5315 ("*sconddi", "*scondsi"): Merge.
5316 ("*sconddi_neg", "*scondsi_neg"): Merge.
5317 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
5318 ("negdi2", "negsi2"): Extract expander pattern from
5319 "negsi2" and merge with "negdi2".
5320 ("*negdi2"): Merge with instruction pattern of "negsi2".
5321 ("*negdi2_cc", "*negsi2_cc"): Merge.
5322 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
5323 ("rotldi3", "rotlsi3"): Merge.
5325 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5327 * config/s390/s390.md: ("hc"): New mode attribute.
5328 ("extendhidi2", "extendqidi2"): Merge.
5329 ("*extendhidi2", "*extendqidi2"): Merge.
5330 ("extendhisi2", "extendqisi2"): Merge.
5331 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
5332 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
5333 Merged 2 define_split.
5334 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
5335 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
5337 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5339 * config/s390/s390.md: ("COMPARE"): New mode macro.
5340 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
5341 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
5342 "bungt", "bunle", "bunge", "bltgt"): Merge.
5344 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5346 * config/s390/s390.md: ("INT"): New mode macro.
5347 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
5350 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5352 * config/s390/s390.md: ("GPR", "P"): New mode macros.
5353 ("cmpdi", "cmpsi"): Merge.
5354 ("strlendi", "strlensi"): Merge.
5355 ("*strlendi", "*strlensi"): Merge.
5356 ("movmemdi", "movmemsi"): Merge.
5357 ("clrmemdi", "clrmemsi"): Merge.
5359 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5361 * config/s390/s390.md: ("HQI"): New mode macro.
5362 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
5363 ("*tmhi_full", "*tmqi_full"): Merge.
5364 ("*tsthiCCT", "*tstqiCCT"): Merge.
5365 ("*tsthi", "*tstqi"): Merge.
5366 ("*tsthi_cconly", "tstqi_cconly"): Merge.
5367 ("*sethighhisi", "*sethighqisi"): Merge.
5369 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5371 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
5372 config/alpha/unicosmk.h, config/arc/arc.md,
5373 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
5374 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
5375 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
5376 config/arm/semi.h, config/arm/uclinux-elf.h,
5377 config/arm/wince-pe.h, config/fr30/fr30.c,
5378 config/rs6000/altivec.h: Update copyright.
5380 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5382 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
5383 gcc_assert and gcc_unreachable as appropriate.
5384 (pdp11_output_function_epilogue, output_move_double,
5385 output_move_quad, print_operand_address, output_jump,
5386 output_addr_const_pdp11): Likewise.
5387 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
5388 ASM_OUTPUT_ALIGN): Likewise.
5389 * config/pdp11/pdp11.md: Likewise.
5390 (extendhisi2, subhi3, subqi3): Likewise.
5392 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5395 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
5398 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5400 * config/ia64/ia64.c: Fix a comment typo.
5402 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
5405 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
5406 (arm_override_options): Use them instead of manifest constants. Don't
5407 allow -march to override the -mtune setting.
5409 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5411 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
5412 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
5413 (function_arg_advance, function_arg, save_restore_insns,
5414 iq2000_expand_prologue, iq2000_output_conditional_branch,
5415 expand_one_builtin, print_operand):
5416 * config/iq2000/iq2000.md (tablejump): Likewise.
5418 2005-05-09 David Ung <davidu@mips.com>
5420 * config/mips/mips.h (processor_type): Add names for the 24K.
5421 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
5423 * config/mips/mips.md (cnv_mode): New attribute for recording the
5424 conversion types of float convert insns.
5425 (cpu): Add 24k and 24kx.
5426 (include): Include 24k.md file.
5427 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
5428 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
5429 (floatdisf2): Setup cnv_mode.
5430 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
5432 * config/mips/24k.md: New file, contains 24k DFA pipeline
5435 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5437 * config/sh/sh.c (print_operand_address): Use gcc_assert and
5438 gcc_unreachable as appropriate.
5439 (print_operand, prepare_move_operands, prepare_scc_operands,
5440 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
5441 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
5442 fixup_mova, gen_far_branch, sh_reorg, split_branches,
5443 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
5444 sh_set_return_address, sh_setup_incoming_varargs,
5445 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
5446 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
5447 check_use_sfunc_addr): Likewise.
5448 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
5449 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
5450 * config/sh/symbian.c (sh_symbian_mark_dllexport,
5451 sh_symbian_mark_dllimport): Likewise.
5452 * config/sh/sh.md: Likewise.
5453 (movdicc, call_pop, call_value_pop, casesi_worker_1,
5454 casesi_worker_2, casesi_shift_media, casesi_load_media,
5455 return_media): Likewise.
5457 2005-05-08 Roger Sayle <roger@eyesopen.com>
5460 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
5463 2005-05-08 Richard Henderson <rth@redhat.com>
5465 * config/alpha/alpha.c (adjust_address): Fix typo last change.
5467 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5469 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
5470 and -1 can happen in reg_renumber when no hard register is assigned.
5472 2005-05-08 Steven Bosscher <stevenb@suse.de>
5473 Kazu Hirata <kazu@cs.umass.edu>
5475 PR tree-optimization/14841, tree-optimization/15838
5476 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
5477 (evaluate_stmt): Call it.
5479 2005-05-08 Jakub Jelinek <jakub@redhat.com>
5481 * config/ia64/ia64.c (ia64_override_options): Don't set
5482 ia64_flag_var_tracking and clear flag_var_tracking here...
5483 (ia64_file_start): ... but here.
5485 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5487 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
5488 and gcc_unreachable as appropriate.
5489 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
5490 m68hc11_gen_highpart, print_operand, print_operand_address,
5491 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
5492 m68hc11_gen_movhi): Likewise.
5493 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
5494 * config/m68hc11/m68hc11.md: Reword comment.
5496 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5499 * config/m68hc11/predicates.md (splitable_operand): An immediate is
5502 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5504 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
5505 the 68HC12 address indirect addressing mode as it is not supported by
5507 * config/m68hc11/m68hc11-protos.h
5508 (m68hc11_valid_addressing_p): Declare.
5509 (m68hc11_add_mode): Declare.
5510 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
5511 register_indirect_p and export it.
5512 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
5513 instruction so that it is part of the good BB.
5514 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
5515 addressing with movw.
5516 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
5518 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
5519 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
5520 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
5522 ("*movhi_68hc12"): Handle movhi_const0.
5523 ("*subhi3", "subqi3"): Use general_operand for operand 1.
5524 ("*subhi3_zext"): Likewise.
5526 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5529 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
5530 operand 1 and fix constraints.
5531 ("mulqihi3"): Use general_operand for operand 2.
5533 2005-05-08 Julian Brown <julian@codesourcery.com>
5534 H.J. Lu <hongjiu.lu@intel.com>
5535 Paul Brook <paul@codesourcery.com>
5537 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
5538 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
5539 20050308/2.16.0 or newer for comdat group.
5540 * configure: Regenerated.
5541 * config.in: Regenerated.
5542 * varasm.c (default_function_rodata_section): Put .rodata section in
5543 COMDAT group when necessary.
5544 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
5546 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
5549 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5551 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
5553 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
5554 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
5555 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
5556 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5558 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5561 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
5562 64-bit constants on 64-bit hosts.
5563 (m68hc11_split_logical): Simplify.
5564 (m68hc11_split_move): Likewise.
5566 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5567 Paolo Bonzini <bonzini@gnu.org>
5569 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
5570 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
5571 * configure.ac (enable_checking): Fix typos in runtime_checking.
5572 (ENABLE_RUNTIME_CHECKING): Mark as target template.
5573 (xm_file): Prepend auto-host.h
5574 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
5575 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
5577 * crtstuff.c: Do not include auto-host.h.
5578 (IN_LIBGCC2): Do not define.
5579 * gcov-io.h: Include tconfig.h, not auto-host.h.
5580 * libgcc2.c: Do not include auto-host.h.
5581 (abort): Do not undefine.
5582 * libgcov.c: Remove unneeded comment about config.h.
5583 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
5584 * config.in, configure: Regenerated.
5586 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5587 Falk Hueffner <falk@debian.org>
5589 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
5590 and gcc_unreachable as appropriate.
5591 (get_aligned_mem, get_unaligned_address,
5592 alpha_emit_set_long_const, alpha_emit_conditional_branch,
5593 alpha_emit_setcc, alpha_emit_conditional_move,
5594 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
5595 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
5596 alpha_expand_unaligned_load, alpha_expand_block_move,
5597 alpha_expand_zap_mask, get_trap_mode_suffix,
5598 get_round_mode_suffix, get_some_local_dynamic_name,
5599 print_operand_address, function_arg, alpha_return_in_memory,
5600 function_value, alpha_expand_builtin,
5601 alpha_initial_elimination_offset, alpha_expand_epilogue,
5602 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
5603 alphaev5_next_group, alpha_align_insns,
5604 unicosmk_initial_elimination_offset, unicosmk_unique_section,
5605 unicosmk_ssib_name): Likewise.
5606 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5607 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
5608 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
5609 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
5610 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5611 * config/alpha/alpha.md (*divmodsi_internal_er,
5612 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
5613 call_nt, call_umk, call_vms, call_value, sibcall_value,
5614 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
5615 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
5616 * config/alpha/predicates.md (input_operand): Likewise.
5618 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5620 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
5621 gcc_unreachable, as appropriate.
5622 (frv_function_prologue, frv_alloc_temp_reg,
5623 frv_initial_elimination_offset, frv_expand_block_move,
5624 frv_expand_block_clear, frv_print_operand_jump_hint,
5625 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
5626 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
5627 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
5628 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
5629 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
5630 frv_in_small_data_p, frv_asm_out_constructor,
5631 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
5632 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
5633 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
5634 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
5635 sibcall_value, casesi): Likewise.
5637 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
5638 gcc_unreachable as appropriate.
5639 (print_operand_address, mn10300_print_reg_list, expand_prologue,
5640 expand_epilogue, notice_update_cc, initial_offset,
5641 mn10300_address_cost_1): Likewise.
5642 * config/mn10300/mn10300.md: Likewise.
5643 (absdf2, abssf2, negdf2, negsf2): Likewise.
5645 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5648 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
5650 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
5651 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
5652 including sunge_<mode> and sungt_<mode>.
5654 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5656 * integrate.h (get_hard_reg_initial_val): Change type of register
5657 parameter from int to unsigned int.
5658 (has_hard_reg_initial_val): Likewise.
5659 * integrate.c (get_hard_reg_initial_val): Likewise.
5660 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
5662 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5664 * except.c (eh_status): Change the type of ttype_data to
5666 (add_ttypes_entry, assign_filter_values,
5667 output_function_exception_table): Use VEC instead of VARRAY.
5669 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5671 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
5673 2005-05-07 Paul Brook <paul@codesourcery.com>
5675 * Makefile.in: Fix dependencies.
5676 (GCOV_IO_H, VARRAY_H): Set.
5678 2005-05-07 Anthony Green <green@redhat.com>
5681 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
5682 x$STMP_FIXPROTO test.
5683 * configure: Rebuilt.
5685 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5687 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
5688 inappropriate feature test macros if flag_iso.
5690 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5692 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
5694 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
5697 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
5698 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
5699 Handle moved operand being in special register.
5700 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
5701 presumed working insn.
5702 (mover2side): Add FIXME.
5704 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5706 * integrate.c (get_func_hard_reg_initial_val): Delete.
5707 (has_func_hard_reg_initial_val): Delete.
5708 (get_hard_reg_initial_val): Inline the old implementation of
5709 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
5710 instead of has_func_hard_reg_initial_val to test for an existing
5711 pseudo. Only create an rtx if a new initial value entry is needed.
5712 (has_hard_reg_initial_val): Scan the initial value list directly.
5713 Don't create an rtx.
5715 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5717 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
5719 * config.in (HAVE_AS_POPCNTB): New.
5720 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
5721 (HAVE_AS_POPCNTB): New.
5722 * configure: Regenerated.
5723 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
5724 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
5725 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
5726 and rs6000_sched_costly_dep.
5727 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
5728 (TARGET_XL_COMPAT): Delete.
5729 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
5730 (popcount<mode>2): New.
5731 (popcntb<mode>2): New.
5732 * config/rs6000/rs6000.opt (mpopcntb): New.
5734 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
5735 if variable name exists.
5737 2005-05-07 Matt Kraai <kraai@ftbfs.org>
5739 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
5741 2005-05-07 Richard Henderson <rth@redhat.com>
5744 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
5745 with constant offsets.
5747 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
5749 * config/v850/v850.c (print_operand): Use gcc_assert and
5750 gcc_unreachable, as appropriate.
5751 (print_operand_address, v850_handle_data_area_attribute,
5752 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
5753 v850_insert_attributes, construct_prepare_instruction): Likewise.
5754 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5755 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
5757 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
5759 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
5760 config/rs6000/rs6000.h: Fix comment typos.
5762 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5764 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
5765 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
5766 (mips_scalar_mode_supported_p): Delete.
5768 2005-05-06 Eric Christopher <echristo@redhat.com>
5770 * config/mips/mips.opt: Remove -mint64 option.
5771 * config/mips/mips.c (override_options): Remove -mint64
5773 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
5774 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
5775 64-bit integer handling.
5776 * doc/invoke.texi (Option Summary): Remove -mint64 for
5779 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5781 PR tree-optimization/19401
5782 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
5783 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
5784 (estimated_unrolled_size): New function.
5785 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
5786 tree_unroll_loops_completely): Always unroll loops if the code size
5788 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
5789 loops should be unrolled completely.
5790 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
5792 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5794 PR rtl-optimization/21254
5795 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
5796 assumptions for loops that otherwise do not roll.
5797 (find_simple_exit): Prefer # of iterations that is guaranteed
5799 * loop-unroll.c (decide_peel_once_rolling,
5800 decide_peel_completely): Check whether the loop is infinite.
5802 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
5804 * config/rs6000/sysv4.opt: Fix typo.
5806 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
5807 Jakub Jelinek <jakub@redhat.com>
5810 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
5811 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
5812 Don't use rep; movs{l,q} if the repetition count is really small,
5813 instead use a sequence of movs{l,q} instructions.
5815 2005-05-06 Jeff Law <law@redhat.com>
5817 PR tree-optimization/21380
5818 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
5819 thread through a block with no preds.
5821 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
5823 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
5824 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
5825 add_call_read_ops): Use VEC instead of VARRAY.
5827 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5829 * config/mcore/mcore.c (mcore_print_operand_address): Use
5830 gcc_assert and gcc_unreachable as appropriate.
5831 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
5832 mcore_output_andn, output_inline_const, mcore_output_move,
5833 mcore_output_movedouble, mcore_expand_block_move,
5834 layout_mcore_frame, mcore_initial_elimination_offset,
5835 mcore_expand_prolog, mcore_mark_dllexport,
5836 mcore_mark_dllimport): Likewise.
5837 * config/mcore/mcore.h (switch_to_section): Likewise.
5838 * config/mcore/mcore.md: Likewise.
5840 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
5842 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
5843 TARGET_PROFILE_KERNEL.
5845 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
5846 TARGET_PROFILE_KERNEL use.
5848 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5850 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
5851 and gcc_unreachable, as appropriate.
5852 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
5853 m32r_expand_prologue, m32r_output_function_epilogue,
5854 m32r_legitimize_pic_address, m32r_print_operand_address,
5855 emit_cond_move, m32r_function_symbol,
5856 m32r_output_block_move): Likewise.
5857 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5858 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
5859 *rev_zero_branch_insn): Likewise.
5861 2005-05-06 Jakub Jelinek <jakub@redhat.com>
5864 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
5865 if both NEWDECL and OLDDECL are already weak.
5867 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
5869 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5871 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
5872 Kaz Kojima <kkojima@gcc.gnu.org>
5874 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5877 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
5878 David Edelsohn <edelsohn@gnu.org>
5880 * config.gcc: Add .opt magic for the rs6000 ports.
5882 * doc/invoke.texi: Document -mabi= option properly. Document
5883 -misel and -mno-sel. Document -mspe and -mno-spe. Document
5884 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
5887 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
5888 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
5891 * config/rs6000/aix.opt: New.
5892 * config/rs6000/aix41.opt: New.
5893 * config/rs6000/aix64.opt: New.
5894 * config/rs6000/darwin.opt: New.
5895 * config/rs6000/linux64.opt: New.
5896 * config/rs6000/rs6000.opt: New.
5897 * config/rs6000/sysv4.opt: New.
5899 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5900 associated TARGET_*. Remove SUBTARGET_OPTIONS,
5902 Define TARGET_USES_SYSV4_OPT.
5903 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
5904 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
5905 TARGET_USES_AIX64_OPT.
5906 * config/rs6000/aix51.h: Same.
5907 * config/rs6000/aix52.h: Same.
5908 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
5909 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
5910 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
5911 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
5912 * config/rs6000/linux64.h: Use
5913 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
5915 * config/rs6000/rs6000.c: Remove definitions of
5916 rs6000_sched_restricted_insns_priority,
5917 rs6000_long_double_size_string, rs6000_altivec_vrsave,
5918 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
5919 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5920 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
5921 rs6000_alignment_string. Define rs6000_explicit_options.
5922 (rs6000_parse_abi_options): Remove.
5923 (rs6000_parse_alignment_option): Remove.
5924 (rs6000_parse_float_gprs_option): Remove.
5925 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
5926 TARGET_DEFAULT_TARGET_FLAGS.
5927 (rs6000_override_options): Revamp to use new .opt machinery.
5929 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
5930 of new .opt machinery. Remove target_flags. Redefine
5931 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
5932 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
5933 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5934 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
5935 rs6000_longcall_switch, rs6000_default_long_calls,
5936 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
5937 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
5938 TARGET_ALTIVEC_VRSAVE.
5940 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5942 * config.gcc (hppa1.1-*-rtems*): Remove.
5943 * config/pa/rtems.h: Remove.
5945 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5947 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
5948 Exclude roe/603e multilib variants.
5950 2005-05-04 Denis Chertykov <denisc@overta.ru>
5953 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
5956 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
5958 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
5959 arm/pe.opt to $extra_options.
5960 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
5961 (target_float_abi_name, target_float_switch, target_abi_name)
5962 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
5963 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
5964 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
5965 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
5966 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
5967 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
5968 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
5969 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
5970 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
5971 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
5972 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
5973 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
5974 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
5975 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
5976 (arm_pic_register_string): Delete.
5977 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
5979 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
5980 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
5981 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
5982 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
5983 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
5984 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
5985 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
5986 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
5987 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
5988 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
5989 (SUBTARGET_SWITCHES): Delete.
5990 * config/arm/arm.c (target_float_switch): Delete.
5991 (arm_cpu_select): Moved from config/arm/arm.h.
5992 (target_fpu_name, target_fpe_name, target_float_abi_name)
5993 (target_abi_name, structure_size_string, arm_pic_register_string)
5994 (arm_select): Make static.
5995 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
5996 (arm_handle_option): New function.
5997 (arm_override_options): Update target_flags checks for new mask names.
5998 Remove target_float_switch code.
5999 (arm_expand_prologue, thumb_expand_prologue): Check
6000 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
6001 * config/arm/arm.opt, config/arm/pe.opt: New files.
6003 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
6005 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
6006 gcc_unreachable as appropriate.
6007 (arc_double_limm_p, arc_setup_incoming_varargs,
6008 arc_compute_function_type, arc_output_function_prologue,
6009 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
6010 output_shift, arc_print_operand, arc_print_operand_address,
6011 arc_final_prescan_insn): Likewise.
6012 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
6014 2005-05-04 Geoffrey Keating <geoffk@apple.com>
6016 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
6021 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
6022 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
6023 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
6024 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
6025 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
6026 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
6027 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
6028 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
6030 2005-05-05 Paul Brook <paul@codesourcery.com>
6032 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
6033 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
6034 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
6035 and tree-data-ref.h with *_H variables.
6037 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
6039 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
6041 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
6043 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
6045 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
6047 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
6049 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
6051 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
6052 setting of vrsave register for current function after
6053 call to save_world is emitted.
6055 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
6057 * config/mmix/predicates.md: New file.
6058 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
6059 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
6060 (mmix_foldable_comparison_operator, mmix_comparison_operator)
6061 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
6062 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6064 * config/mmix/mmix.md: Include predicates.md.
6065 ("call", "call_value"): Force address to register if it isn't a
6066 mmix_symbolic_or_address_operand.
6068 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
6070 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
6071 the flags are of appropriate types.
6072 (num_ssa_operands): Generalize using the generic interface.
6073 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
6076 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
6078 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
6079 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
6081 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6083 * tree-outof-ssa.c (edge_leader, stmt_list,
6084 analyze_edges_for_bb): Use VEC instead of VARRAY.
6085 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
6086 (perform_edge_inserts): Call init_analayze_edges_for_bb and
6087 fini_analayze_edges_for_bb.
6089 2005-05-04 James E Wilson <wilson@specifixinc.com>
6092 * gcc.c (process_command): In the second argv scan loop, ignore
6093 Xassembler and Xpreprocessor, along with their argument.
6095 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6097 * tree-flow-inline.h, tree-ssa-operands.c,
6098 tree-ssa-operands.h, tree-ssa-opfinalize.h:
6099 Likewise. tree-vn.c: Fix comment typos.
6100 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
6102 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
6104 * doc/tm.texi (Target Hooks): Document
6105 TARGET_RESOLVE_OVERLOADED_BUILTIN.
6107 2005-05-04 Paul Brook <paul@codesourcery.com>
6109 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
6111 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6113 * dwarf2out.c (incomplete_types, retry_incomplete_types,
6114 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
6117 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
6118 get_expansion, expand_var_during_unrolling,
6119 insert_var_expansion_initialization,
6120 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
6123 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
6126 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
6129 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
6130 the same as INTEGER_TYPE.
6131 (fold_binary): Fold "bool_var != 0" to bool_var.
6132 Fold "bool_var == 1" to bool_var.
6134 2004-05-03 Richard Henderson <rth@redhat.com>
6137 * function.c (instantiate_virtual_regs_in_insn): Use the mode
6138 from recog_data instead of insn_data.
6140 2005-05-03 DJ Delorie <dj@redhat.com>
6142 * common.opt (fdiagnostics-show-option): No variable is needed.
6143 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
6144 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
6145 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
6146 Save and restore original message format. Use flag in context
6148 (warning): Don't test for enabled warnings here.
6149 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
6152 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
6154 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
6155 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
6156 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
6157 * aclocal.m4: Don't include accross.m4.
6158 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
6159 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
6160 * configure, config.in: Regenerate.
6162 2005-05-04 Jakub Jelinek <jakub@redhat.com>
6165 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
6166 (clear_storage): Add argument.
6167 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
6168 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
6170 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
6171 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
6172 (store_expr, store_constructor): Adjust callers.
6173 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
6174 to emit_block_move if CALL_EXPR_TAILCALL (exp).
6175 (expand_builtin_memmove): Add ORIG_EXP argument, copy
6176 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
6177 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
6178 with EXP. Pass EXP to expand_builtin_memmove.
6179 (expand_builtin_memset): Add ORIG_EXP argument, pass
6180 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
6181 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
6182 Pass EXP to expand_builtin_memset.
6183 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
6185 (expand_builtin_strncmp): Likewise.
6186 (expand_builtin_printf): Replace ARGLIST argument with EXP.
6187 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
6188 (expand_builtin_fprintf): Likewise.
6189 (expand_builtin): Adjust calls to
6190 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
6192 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
6195 PR rtl-optimization/21239
6196 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
6198 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6200 * tree-flow.h (tree_ann_common_d): Move aux to ...
6201 (stmt_ann_d): ... here.
6202 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
6203 move_computations_stmt, schedule_sm): Update references to
6205 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
6207 * tree-cfg.c (remove_bb): Remove a redundant call to
6209 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
6212 2005-05-03 Richard Henderson <rth@redhat.com>
6214 * config/rs6000/rs6000.c: Remove conflict markers.
6216 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
6218 2005-05-03 James E Wilson <wilson@specifixinc.com>
6220 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
6222 2005-05-03 DJ Delorie <dj@redhat.com>
6224 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
6225 decide if the warning will be printed.
6226 * calls.c (expand_call): Likewise.
6227 * function.c (init-function_start): Likewise.
6229 * common.opt (-fdiagnostics-show-option): New.
6230 * opts.c (option_enabled): Accept the option index instead of a
6231 pointer to the option descriptor.
6232 * opts.h (option_enabled): Likewise.
6233 * toplev.c (print_switch_values): Pass option index, not option
6235 * diagnostic.h (diagnostic_info): Add option_index.
6236 * diagnostic.c: Include opts.h.
6237 (diagnostic_set_info): Initialize option_index.
6238 (diagnostic_report_diagnostic): Amend option name if appropriate.
6239 (warning): Check to see if the specified warning is enabled.
6241 * doc/invoke.texi (-fdiagnostics-show-options): Document.
6243 2005-05-03 Richard Henderson <rth@redhat.com>
6245 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
6246 SPEC_OR_GEN_REGS definitions.
6248 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
6251 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
6252 for unavailable registers.
6254 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6256 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
6258 * cfglayout.c (block_locators_blocks,
6259 insn_locators_initialize, insn_scope): Use VEC instead of
6262 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
6263 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
6266 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6268 * config/sparc/predicates.md (const_compl_high_operand): New.
6269 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
6271 (sparc_emit_set_const64_quick1): Adjust for above change.
6272 (sparc_emit_set_const64_quick2): Likewise.
6273 (sparc_emit_set_const64_longway): Likewise.
6274 (sparc_emit_set_const64): Likewise.
6275 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
6276 movdi_const64_special): Delete.
6277 (logical constant splitters): Use const_compl_high_operand.
6279 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
6281 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
6282 rather than STRIP_NOPS.
6284 2005-05-03 Jakub Jelinek <jakub@redhat.com>
6286 PR rtl-optimization/21330
6287 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
6289 (unswitch_single_loop): Clear cinsn when retrying.
6292 * config/i386/i386.c (legitimize_address): When canonicalizing
6293 ASHIFT into MULT, multiply by 1 << shift_count instead of
6294 1 << log2 (shift_count).
6296 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
6298 * lambda-code.c (gcc_loop_to_lambda_loop,
6299 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
6300 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
6301 generic operand interface.
6302 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
6303 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
6304 generic operand interface.
6305 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
6306 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
6307 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
6308 num_imm_uses): Use ssa_use_operand_t.
6309 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
6310 get_v_must_def_ops): Delete.
6311 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
6312 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
6313 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
6314 get_v_must_def_kill_ptr): Delete.
6315 (delink_stmt_imm_use): Move and use new operand interface.
6316 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
6317 op_iter_next_tree): Use new operand implementation.
6318 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
6319 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
6321 (op_iter_next_mustdef, op_iter_next_maydef,
6322 op_iter_next_must_and_may_def): Delete. Replace with...
6323 (op_iter_next_maymustdef): New. Combine must and may next operations.
6324 (op_iter_init_maydef, op_iter_init_mustdef,
6325 op_iter_init_must_and_may_def): Use new interface.
6326 (single_ssa_tree_operand ): New. Process single operands only as trees.
6327 (single_ssa_use_operand): New. Process single operands only as uses.
6328 (single_ssa_def_operand): New. Process single operands only as defs.
6329 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
6331 (num_ssa_operands): New. Count the number of specified operands.
6332 (compare_ssa_operands_equal): New. Compare two statements' operands.
6333 (single_phi_def): New. Return true if PHI has one def of the specified
6335 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
6336 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
6337 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
6338 (struct stmt_ann_d): Operands field no longer require GTY().
6339 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
6340 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
6341 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
6342 dump_replaceable_exprs, rewrite_trees): Use generic interface.
6343 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
6344 Use use_operand_p instead of ssa_imm_use_t *.
6345 * tree-pretty-print.c (dump_vops): check if operands are active before
6346 dumping virtual operands.
6347 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
6348 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
6349 (ccp_fold): Use new interface.
6350 (ccp_visit_stmt): Remove unused variables and code.
6351 (convert_to_gimple_builtin): Insert statements before calling
6352 mark_new_vars_to_rename.
6353 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
6354 (copy_prop_visit_cond_stmt): Use generic interface.
6355 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
6356 annotation in table.
6357 (thread_across_edge): Use generic interface.
6358 (initialize_hash_element): Initialzie with stmt, not annotation.
6359 (eliminate_redundant_computations): Use generic interface.
6360 (record_equivalences_from_stmt): Pass stmt, not annotation.
6361 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
6363 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
6364 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
6365 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
6366 generic operand interface.
6367 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
6369 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
6371 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
6372 (build_defs, build_uses, build_v_may_defs, build_vuses,
6373 build_v_must_defs): Change type to struct opbuild_list_d.
6374 (ops_active): New. Operands active boolean.
6375 (operand_memory, operand_memory_index): New. Operand memory managers.
6376 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
6377 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
6378 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
6379 Change from functions to static variable list heads.
6380 (opbuild_initialize_virtual): New. Initialize a virtual build list.
6381 (opbuild_initialize_real): New. Initialize a virtual build list.
6382 (opbuild_free): New. Free a build list.
6383 (opbuild_num_elems): New. Number of items in a list.
6384 (opbuild_append_real): New. Add a real (tree *) operand.
6385 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
6386 (opbuild_first): New. Return first element index in a list.
6387 (opbuild_next): New. Return next element in a list.
6388 (opbuild_elem_real): New. Return real element.
6389 (opbuild_elem_virtual): New. Return virtual element.
6390 (opbuild_elem_uid): New. Return UID of virtual element.
6391 (opbuild_clear): New. Reset an operand list.
6392 (opbuild_remove_elem): New. Remove an element form a list.
6393 (ssa_operands_active): New. Return true if operand cache is active.
6394 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
6395 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
6396 (correct_use_link): Use use_operand_p.
6397 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
6398 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
6399 (cleanup_v_may_defs): Use new implmentation.
6400 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
6402 (append_def, append_use, append_v_may_def, append_vuse,
6403 append_v_must_def): Call opbuild_append routine instead of using varray.
6404 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
6405 global parse_old_ops variable.
6406 (free_ssa_operands): New implementation.
6407 (update_stmt_operands): Move. Change argument to build_ssa_operands.
6408 (copy_virtual_operands): Move. New generic implementation.
6409 (create_ssa_artficial_load_stmt): Move. New implementation.
6410 (swap_tree_operands): Update for new implementation.
6411 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
6412 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
6413 rather than a varray.
6414 (verify_imm_links): Use use_operand_p.
6415 (dump_immediate_uses_for): If the immediate use variable is a virtual
6416 variable, show the virtual ops in the stmt.
6417 * tree-ssa-operands.h (def_operand_p): No longer a structure.
6418 (NULL_DEF_OPERAND_P): Now a #define.
6419 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
6420 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
6421 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
6422 mustdef_optype_d): New. Use Linked list representation.
6423 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
6424 (struct ssa_operand_memory_d): New. Allocated Chunk node.
6425 (struct stmt_operands_d): Change to new pointers that are not GTY.
6426 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
6427 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
6428 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
6429 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
6430 SET_V_MUST_DEF_KILL): Delete.
6431 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
6432 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
6433 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
6434 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
6435 (enum ssa_op_iter_type): Operand iterator typechecking values.
6436 (struct ssa_operand_iterator_d): Use linked lists of operands.
6437 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
6438 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
6439 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
6440 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
6441 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
6442 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
6443 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
6444 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
6445 * tree-ssa-opfinalize.h: New. Function templates for expansion.
6446 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
6447 alloc_vuse, and alloc_mustdef.
6448 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
6449 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
6450 and finalize_ssa_v_must_def_ops.
6451 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
6452 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
6454 (compute_avail): Use generic iterator interface.
6455 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
6456 (stmt_makes_single_load, stmt_makes_single_store): Use
6458 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
6459 (statement_sink_location): Use generic interface.
6460 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
6461 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
6462 reset the immediate use link nodes.
6463 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
6464 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
6465 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
6466 (eliminate_tail_call): Use generic operand interface.
6467 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
6468 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
6470 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
6472 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
6473 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
6475 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
6476 Use statement pointer instead of vuse_optype. Use generic interface.
6477 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
6478 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
6479 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
6480 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
6481 * doc/tree-ssa.texi: Update documentation for operand interface.
6483 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
6485 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
6486 gcc_unreachable as appropriate.
6487 (machopic_function_base_name, machopic_indirect_data_reference,
6488 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
6489 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
6490 * config/rs6000/altivec.md (*mov<mode>_internal,
6491 build_vector_mask_for_load): Likewise.
6492 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
6493 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
6494 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
6495 * config/rs6000/predicates.md (easy_fp_constant,
6496 logical_operand): Likewise.
6497 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
6498 compute_save_world_info, rs6000_emit_prologue,
6499 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
6500 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
6503 2005-05-03 Uros Bizjak <uros@kss-loka.si>
6506 * convert.c (convert_to_integer): Convert ceil and floor in
6509 2005-04-29 Geoffrey Keating <geoffk@apple.com>
6512 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
6513 define_insn_and_split. Split only when memory operand is
6514 offsettable. Use adjust_address rather than plus_constant.
6515 (floatunssidf2_internal): Likewise.
6516 (fix_truncdfsi2_internal): Split only when memory operand is
6517 offsettable. Use adjust_address rather than plus_constant.
6518 (fix_trunctfsi2_internal): Likewise.
6519 (floatsidf2_internal): Likewise.
6521 2005-05-02 Diego Novillo <dnovillo@redhat.com>
6523 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
6524 (set_value_range_to_null): Likewise.
6525 (set_value_range_to_varying): New function. Use it in all
6526 call sites that used to call set_value_range (vr, VR_VARYING, ...).
6527 (extract_range_from_assert): If the integral type has a
6528 super-type, and LIMIT is not within MIN and MAX values of that
6529 type, set the resulting range to VR_VARYING.
6531 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
6533 * config/mmix/mmix.opt: New file.
6534 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
6535 (mmix_cc1_ignored_option): Don't declare.
6536 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
6537 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
6538 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
6539 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
6540 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
6541 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
6542 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
6543 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
6545 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
6546 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
6547 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6549 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
6552 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
6553 * c-decl.c (current_function_prototype_built_in,
6554 current_function_prototype_arg_types): New.
6555 (merge_decls): Keep source location of prototype followed by
6556 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
6557 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
6558 (start_function): Always set current_function_prototype_locus,
6559 current_function_prototype_built_in and
6560 current_function_prototype_arg_types. Check for external
6561 prototype whether or not visible for external function and set
6562 current_function_prototype_arg_types accordingly.
6563 (store_parm_decls_oldstyle): Use
6564 current_function_prototype_arg_types for checking old-style
6565 definition against prototype. Give warnings only if
6566 current_function_prototype_built_in).
6568 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6570 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
6571 (ggc_alloc_zone_stat): Don't define.
6572 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
6573 ggc_alloc_zone_pass_stat.
6574 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
6575 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
6576 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
6578 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6580 * calls.c (expand_call): Handle current_function_pretend_args_size
6581 when checking for sibcalls.
6583 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6585 PR tree-optimization/21294
6586 * tree-vrp.c (vrp_expr_computes_nonzero): New.
6587 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
6589 2005-05-02 Janis Johnson <janis187@us.ibm.com>
6592 * gcov-io.h: Declare gcov external functions hidden.
6594 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6596 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
6597 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
6598 Use VEC instead of VARRAY.
6601 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
6604 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
6606 * c-common.c (resolve_overloaded_builtin): Forward to target
6607 hook for BUILT_IN_MD built-ins.
6608 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
6609 for all types of built-in.
6610 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
6611 in the definition of the target hooks struct.
6612 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
6613 * config/rs6000/altivec.h: Rewritten.
6614 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
6615 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
6616 rs6000_builtin_type, rs6000_builtin_type_compatible,
6617 altivec_overloaded_builtins, rs6000_builtin_type,
6618 rs6000_builtin_type_compatible): New.
6619 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
6621 (def_builtin): Turn into a function. Check for duplicates and store
6622 the builtin into rs6000_builtin_decls.
6623 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
6624 bdesc_1arg): Add overloaded builtins.
6625 (altivec_expand_builtin): Check for unresolved overloaded builtins,
6626 do not support ALTIVEC_COMPILETIME_ERROR.
6627 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
6628 nodes to represent front-end types.
6629 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
6630 with opaque arguments and/or return values.
6631 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
6632 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
6633 (rs6000_builtin_type_index): New.
6634 (is_ev64_opaque_type): Rename to...
6635 (rs6000_is_opaque_type): ... this.
6636 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
6639 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6641 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
6644 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
6645 Bernd Schmidt <bernd.schmidt@analog.com>
6647 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
6648 print_address_operand, print_operand, legitimize_pic_address,
6649 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
6650 output_pop_multiple): Use gcc_assert or gcc_unreachable as
6652 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
6654 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
6656 * doc/passes.texi: Document vectorization pass.
6658 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6660 * tree-scalar-evolution.c (get_exit_conditions_rec,
6661 select_loops_exit_conditions,
6662 number_of_iterations_for_all_loops,
6663 analyze_scalar_evolution_for_all_loop_phi_nodes,
6664 scev_analysis): Use VEC instead of VARRAY.
6666 2005-05-02 Michael Matz <matz@suse.de>
6669 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
6670 (warn_strict_null_sentinel): Define.
6671 (check_function_sentinel): Check for null_node as valid sentinel too.
6672 * c-common.h (c_tree_index): Added CTI_NULL.
6673 (null_node) Define global_tree[CTI_NULL].
6674 (warn_strict_null_sentinel): Declare.
6675 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
6676 * c.opt: (Wstrict-null-sentinel): New C++ option.
6677 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
6679 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6681 * gimplify.c (gimplify_compound_lval): Use VEC instead of
6684 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
6686 * dwarf2out.c (decl_scope_table, push_decl_scope,
6687 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
6690 2005-05-01 Mark Mitchell <mark@codesourcery.com>
6693 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
6695 * doc/cpp.texi (__DEPRECATED): Document.
6696 (__EXCEPTIONS): Likewise.
6697 (__GXX_WEAK__): Likewise.
6699 * function.c (INVOKE__main): Do not define.
6700 (expand_main_function): Check HAS_INIT_SECTION when determining
6701 whether or not to call __main.
6703 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6705 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6707 2005-01-05 Paul Brook <paul@codesourcery.com>
6709 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
6710 (INITIALIZE_TRAMPOLINE): Use it.
6711 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
6712 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
6713 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
6715 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
6717 * doc/install.texi (Specific): Omit dots in the @anchors names
6718 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
6719 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
6721 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6723 PR tree-optimization/18316
6724 PR tree-optimization/19126
6725 * tree.c (build_int_cst_type): Avoid shift by size of type.
6726 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
6728 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6729 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
6731 (dump_cand): Dump depends_on information.
6732 (determine_biv_step): Add argument to simple_iv call.
6733 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
6734 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
6736 (add_candidate_1): Record depends_on for candidates.
6737 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
6738 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
6739 Handle ivs with nonconstant step.
6740 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
6741 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
6742 (create_new_iv): Unshare the step before passing it to create_iv.
6743 (free_loop_data): Free cand->depends_on.
6744 (build_addr_strip_iref): New function.
6745 (find_interesting_uses_address): Use build_addr_strip_iref.
6746 (strip_offset_1): Split the recursive part from strip_offset.
6747 Strip constant offset component_refs and array_refs.
6748 (strip_offset): Split the recursive part to strip_offset_1.
6749 (add_address_candidates): Removed.
6750 (add_derived_ivs_candidates): Do not use add_address_candidates.
6751 (add_iv_value_candidates): Add candidates with stripped constant
6752 offset. Consider all candidates with initial value 0 important.
6753 (struct affine_tree_combination): New.
6754 (aff_combination_const, aff_combination_elt, aff_combination_scale,
6755 aff_combination_add_elt, aff_combination_add,
6756 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
6757 fold_affine_sum): New functions.
6758 (get_computation_at): Use fold_affine_sum.
6759 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
6760 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
6763 2005-04-30 Michael Matz <matz@suse.de>
6765 * config/i386/i386.md (movmemsi): Also active when
6766 TARGET_INLINE_ALL_STRINGOPS.
6768 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
6771 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
6773 2005-04-30 Paul Brook <paul@codesourcery.com>
6775 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
6777 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
6778 * config/arm/ieee754-sf.S: Ditto.
6779 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
6780 (FUNC_ALIAS): Use .thumb_set for thumb routines.
6782 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6784 * tree-ssanames.c: Fix a comment typo.
6785 * doc/options.texi: Fix a typo.
6787 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
6789 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
6790 gcc_unreachable as appropriate.
6791 (split_adds_subs, cond_string, print_operand,
6792 h8300_initial_elimination_offset, h8300_classify_operand,
6793 h8300_unary_length, h8300_short_immediate_length,
6794 h8300_bitfield_length, h8300_binary_length,
6795 h8300_insn_length_from_table, compute_mov_length, output_plussi,
6796 compute_plussi_length, compute_plussi_cc, output_logical_op,
6797 compute_logical_op_length, compute_logical_op_cc,
6798 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
6799 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
6800 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
6801 h8300_regs_ok_for_stm): Likewise.
6802 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
6803 monitor_prologue): Likewise.
6805 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6807 * loop-invariant.c (invariants, create_new_invariant,
6808 get_inv_cost, best_gain_for_invariant,
6809 find_invariants_to_move, move_invariants,
6810 init_inv_motion_data, free_inv_motion_data): Use VEC instead
6813 2005-04-29 Richard Henderson <rth@redhat.com>
6815 * function.c (instantiate_decls): Remove valid_only argument.
6816 (instantiate_decls_1, instantiate_decl): Likewise.
6817 (instantiate_virtual_regs_1): Delete.
6818 (instantiate_virtual_regs_lossage): Delete.
6819 (instantiate_virtual_regs_in_rtx): New.
6820 (safe_insn_predicate): New.
6821 (instantiate_virtual_regs_in_insn): New.
6822 (instantiate_virtual_regs): Update to match all that. Only run
6823 instantiate_decls once.
6825 2005-04-29 Richard Henderson <rth@redhat.com>
6826 Daniel Jacobowitz <dan@codesourcery.com>
6828 * gengtype.c (write_func_for_structure): Split out ...
6829 (output_type_enum): ... new function. Fix thinko accessing
6830 TYPE_PARAM_STRUCT data.
6832 2005-04-29 Tom Tromey <tromey@redhat.com>
6834 * tree.c (build_block): Removed unused 'tags' argument.
6835 * tree.h (build_block): Removed argument.
6837 2005-04-29 Michael Matz <matz@suse.de>
6839 PR rtl-optimization/21144
6840 * postreload.c (reload_cse_move2add): Check for VOIDmode.
6842 2005-04-29 Bob Wilson <bob.wilson@acm.org>
6844 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
6845 flag_reorder_blocks.
6847 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6849 PR tree-optimization/21030
6850 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
6851 ranges where VR->MAX is smaller than VR->MIN.
6853 2005-04-29 Devang Patel <dpatel@apple.com>
6855 PR tree-optimization/21272
6856 PR tree-optimization/21266
6857 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
6859 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
6861 * tree-flow-inline.h: Fix a comment typo.
6862 * doc/tree-ssa.texi: Fix a typo.
6864 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
6866 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6868 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
6869 gcc_unreachable as appropriate.
6870 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
6871 fr30_print_operand, fr30_move_double): Likewise.
6872 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
6874 2005-04-29 Mark Mitchell <mark@codesourcery.com>
6876 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6877 definition has already been provided.
6878 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6879 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6880 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6882 2005-04-29 Jim Tison <jtison@us.ibm.com>
6884 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6885 trace hooks calls to improve performance.
6887 2005-04-29 Julian Brown <julian@codesourcery.com>
6888 Mark Mitchell <mark@codesourcery.com>
6889 Paul Brook <paul@codesourcery.com>
6891 * crtstuff.c: Handle targets that use .init_array.
6892 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6893 that INVOKE__main is set correctly.
6894 (expand_main_function): Test INVOKE__main.
6895 * libgcc2.c: Do not define __main when using .init_array.
6896 * config/arm/arm.c (arm_elf_asm_constructor): New function.
6897 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6899 (DTORS_SECTION_ASM_OP): Likewise.
6900 (CTOR_LIST_BEGIN): Define specially when in libgcc.
6901 (CTOR_LIST_END): Likewise.
6902 (DTOR_LIST_BEGIN): Likewise.
6903 (DTOR_LIST_END): Likewise.
6904 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
6905 (FINI_SECTION_ASM_OP): Likewise.
6906 (INIT_ARRAY_SECTION_ASM_OP): Define.
6907 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6908 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
6909 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
6910 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
6911 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6913 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6915 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
6916 gcc_assert and gcc_unreachable as appropriate.
6917 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
6918 const_int_cost, output_move_const_into_data_reg,
6919 output_move_qimode, output_move_double, find_addr_reg,
6920 print_operand, print_operand_address): Likewise.
6921 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
6922 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
6923 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
6924 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
6925 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
6926 conditional_trap): Likewise.
6927 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
6929 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6931 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
6932 gcc_unreachable as appropriate.
6933 (gen_conditional_move, xtensa_split_operand_pair,
6934 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
6935 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
6936 xtensa_copy_incoming_a7, xtensa_output_literal,
6937 xtensa_output_literal, xtensa_output_literal): Likewise.
6938 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6939 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
6940 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
6941 movsicc_internal1, movsfcc_internal0,
6942 movsfcc_internal1): Likewise.
6944 2005-04-28 James E Wilson <wilson@specifixinc.com>
6946 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
6947 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
6949 2005-04-28 DJ Delorie <dj@redhat.com>
6951 * opt-functions.awk (var_set): Emit proper initializer for
6952 non-target bitfields.
6954 2005-04-28 Devang Patel <dpatel@apple.com>
6956 * dbxout.c (have_used_extensions): Remove.
6957 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
6958 have_used_extensions.
6960 2005-04-28 James E Wilson <wilson@specifixinc.com>
6962 * doc/install.texi: Update -enable-languages info. Correct path to
6965 2005-04-28 DJ Delorie <dj@redhat.com>
6967 * optc-gen.awk (END): Make sure no variable is defined more
6969 * opth-gen.awk (END): Allocate bits on a per-variable basis.
6970 Allow for bitfield variables other than target_flags.
6971 * doc/options.text (Mask): Document that you may specify a
6972 variable other than target_flags.
6974 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
6976 PR rtl-optimization/18877
6977 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
6978 number in val.start.
6980 2005-04-28 David Edelsohn <edelsohn@gnu.org>
6983 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
6985 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6986 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
6987 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
6989 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
6991 * arm.c (legitimize_pic_address): Fix sense of assertion test for
6992 creating pseudos when the base offset is too large.
6994 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6996 * global.c (earlyclobber_regclass): Change the type to
6998 (check_earlyclobber): Update uses of earlyclobber_regclass.
6999 (mark_reg_use_for_earlyclobber): Likewise.
7000 (calculate_local_reg_bb_info): Allocate and free
7001 earlyclobber_regclass using the VEC API.
7003 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
7005 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
7008 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7010 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
7013 * config.gcc: Obsolete c4x-* and tic4x-*.
7015 * tree.h (edge_def): Remove.
7017 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
7018 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
7019 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
7020 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
7023 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
7024 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
7025 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
7026 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
7027 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
7028 machmode.def, mips-tfile.c, params.c, pretty-print.c,
7029 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
7030 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
7031 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
7032 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
7033 config/i386/cygming.h, config/i386/djgpp.h,
7034 config/i386/lynx.h, config/i386/netware.c,
7035 config/i386/winnt.c, config/ia64/ia64-c.c,
7036 config/iq2000/iq2000.c, config/m32r/little.h,
7037 config/m68k/m68k-protos.h, config/m68k/m68k.h,
7038 config/m68k/m68k.md, config/mcore/mcore.c,
7039 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
7040 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
7041 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
7042 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
7043 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
7044 config/pdp11/pdp11.h, config/rs6000/darwin.h,
7045 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
7046 config/s390/2064.md, config/s390/2084.md,
7047 config/s390/s390-modes.def, config/s390/s390-protos.h,
7048 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
7049 config/stormy16/stormy16.c, config/vax/vax-protos.h,
7050 config/vax/vax.c, config/vax/vax.h,
7051 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
7054 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
7056 * c-typeck.c (build_compound_expr): Correct logic in last change.
7058 2005-04-27 James E. Wilson <wilson@specifixinc.com>
7060 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
7061 parameters. Replace conditional move code with assert checking for
7062 ar.lc. Delete obsolete comments.
7063 (set_src_needs_barrier): Delete cond parameter, and code using it.
7064 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
7065 assert checking for PR_REGS. Fix calls to update_set_flags and
7066 set_src_needs_barrier.
7067 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
7068 callers. Rewrite explanatory comment before the function.
7069 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
7072 2005-04-27 Mike Stump <mrs@apple.com>
7074 * doc/cpp.texi: gcc now implements universal character names.
7076 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7079 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
7080 being a compound expression whose right-hand side is cast to void.
7082 2005-04-27 Caroline Tice <ctice@apple.com>
7084 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7085 Remove targetm.have_named_sections test.
7086 (fix_edges_for_rarely_executed_code): Likewise.
7087 (insert_section_boundary_note): Likewise.
7088 (reorder_basic_blocks): Check partitioning flag before calling
7089 verify_hot_cold_block_grouping.
7090 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
7091 the function struct rather than global variables.
7092 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
7093 (COLD_END_LABEL): Likewise
7094 (cold_text_section_label): New static global variable.
7095 (cold_end_label): Likewise.
7096 (dwarf2out_switch_text_section): Get hot/cold section labels from
7097 the function struct rather than global variables; test to make sure
7099 (output_aranges): Use cold_text_section_label and cold_end_label;
7100 check partitioning flag before putting out delta.
7101 (output_ranges): Remove incorrect code attempting to use
7103 (output_line_info): Get cold section label from function struct; test
7104 to make sure cfun is defined.
7105 (add_location_or_const_value_attribute): Likewise.
7106 (dwarf2out_var_location): Likewise.
7107 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
7108 write out cold_text_section_label if partition flag is set.
7109 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
7110 * function.h (struct function): Add new fields to point to hot/cold
7111 section labels: hot_section_label, cold_section_label,
7112 hot_section_end_label and cold_section_end_label; also add new field
7113 for cold text section name, unlikely_text_section_name.
7114 * opts.c (decode_options): Turn off partitioning flag if
7115 !targetm.have_named_sections.
7116 * output.h (hot_section_label): Remove.
7117 (hot_section_end_label): Remove.
7118 (cold_section_end_label): Remove.
7119 (unlikely_section_label): Remove.
7120 (unlikely_text_section_name): Remove.
7121 * passes.c (rest_of_handle_final): Remove extra blank line.
7122 * varasm.c (unlikely_section_label): Remove.
7123 (hot_section_label): Remove.
7124 (hot_section_end_label): Remove.
7125 (cold_section_end_label): Remove.
7126 (unlikely_text_section_name): Remove.
7127 (initialize_cold_section_name): Modify to call
7128 targetm.strip_name_encoding; to store cold section name in current
7129 function struct, if it exists; and to only use the decl_section_name
7130 if flag_named_sections is true.
7131 (unlikely_text_section): Modify to get section name out of current
7132 function struct, if there is one; otherwise build it from
7133 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
7134 (in_unlikely_text_section): Likewise.
7135 (named_section): Modify to get/put cold section name in current function
7136 struct, if there is one.
7137 (function_section): Change 'bool unlikely' to 'int reloc'; check
7138 targetm.have_named_sections before calling named_section.
7139 (current_function_section): Likewise.
7140 (assemble_start_function): Modify to get/put unlikely_text_section_name
7141 in current function struct; modify to get hot/cold section labels
7142 from function struct; initialize labels using
7143 ASM_GENERATE_INTERNAL_LABEL;
7144 test partitioning flag before writing out hot section label.
7145 (assemble_end_function): Test partitioning flag before writing out
7146 hot/cold section labels.
7147 (default_section_type_flags_1): Get cold text section name from
7148 function struct if there is one; Set flags correctly for
7149 cold text section if there is not a current function struct.
7151 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7153 * tree-ssa-propagate.c (set_rhs): Revert last change.
7155 2005-04-27 Steve Ellcey <sje@cup.hp.com>
7157 * explow.c (convert_memory_address): Add gcc_assert.
7159 2005-04-27 Mark Mitchell <mark@codesourcery.com>
7161 * configure.ac: Check for ld --sysroot support.
7162 * gcc.c: Document %R specifier for specs.
7163 (SYSROOT_SPEC): New macro.
7164 (sysroot_spec): New variable.
7165 (static_specs): Add sysroot_spec.
7166 (main): Pass the sysroot spec to the linker if appropriate.
7167 * configure: Regenerated.
7168 * config.in: Likewise.
7170 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7172 * fold-const.c (fold_binary): Use build_fold_addr_expr
7173 for address calculation and INDIRECT_REF handling.
7175 2005-04-27 Andrew Haley <aph@redhat.com>
7177 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
7179 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7181 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
7182 pointer when thumb backtracing is on.
7184 * config/fp-bit.c (abort): Revert change.
7186 2005-04-27 Ian Lance Taylor <ian@airs.com>
7188 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
7190 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7192 * tree-ssa-dce.c: Fix a comment typo.
7194 2005-04-27 David S. Miller <davem@davemloft.net>
7196 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
7197 Kill setjmpless_size. current_function_calls_setjmp is completely
7198 computed when we are called, so just use the optimized size value
7199 instead of using REG_SAVE_AREA notes.
7200 (optimize_save_area_alloca): Delete....
7201 * rtl.h (optimize_save_area_alloca): Likewise...
7202 * passes.c (rest_of_compilation): and don't call it any more.
7203 * reg-notes.def (SAVE_AREA): Delete.
7205 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7207 * config/fp-bit.c (abort): Add noreturn attribute.
7209 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
7210 gcc_unreachable as appropriate.
7211 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
7212 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
7213 ASM_OUTPUT_REG_POP): Likewise.
7215 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
7217 * tree-complex.c (expand_vector_operations_1): Do not build
7218 VIEW_CONVERT_EXPR's for the lhs.
7220 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7222 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
7223 unnecessary noncanonical RTL handling.
7224 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
7225 gcc_assert and gcc_unreachable.
7227 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
7228 gcc_unreachable as appropriate.
7229 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
7230 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
7231 use_return_insn, const_ok_for_op, arm_gen_constant,
7232 arm_canonicalize_comparison, legitimize_pic_address,
7233 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
7234 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
7235 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
7236 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
7237 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
7238 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
7239 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
7240 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
7241 output_call, output_mov_long_double_fpa_from_arm,
7242 output_mov_long_double_arm_from_fpa,
7243 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
7244 output_move_double, arithmetic_instr, shift_op, int_log2,
7245 output_return_instruction, arm_output_function_prologue,
7246 arm_output_epilogue, arm_output_function_epilogue,
7247 emit_multi_reg_push, arm_get_frame_offsets,
7248 arm_compute_initial_elimination_offset, arm_expand_prologue,
7249 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
7250 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
7251 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
7252 thumb_compute_initial_elimination_offset,
7253 thumb_output_function_prologue, thumb_load_double_from_address,
7254 thumb_output_move_mem_multiple, thumb_reload_out_hi,
7255 arm_emit_vector_const, arm_dbx_register_number): Likewise.
7256 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
7257 * config/arm/arm.md (thumb_extendhisi2,
7258 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
7259 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
7260 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
7261 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
7262 * config/arm/cirrus.md (*cirrus_arm_movdi,
7263 *cirrus_movdf_hard_insn): Likewise.
7264 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7266 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7268 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
7269 (num_ssa_names): Use VEC_length.
7270 (ssa_names): Use VEC_index.
7271 * tree-ssanames.c (ssa_names): Change the type to
7273 (init_ssanames, fini_ssa_names, make_ssanames,
7274 release_ssa_name): Update uses of ssa_names.
7276 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
7277 Use fold_buildN instead of fold (buildN (...)).
7279 2005-04-27 Devang Patel <dpatel@apple.com>
7281 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
7283 2005-04-27 Matt Thomas <matt@3am-software.com>
7284 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
7286 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
7287 (vax_output_mi_thunk): Ditto.
7288 (vax_notice_cc_update): Ditto.
7289 (INDEX_REGISTER_P): Add trailing \.
7290 (BASE_REGISTER_P): Add trailing \.
7291 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
7293 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7295 * tree-ssa-propagate.c (set_rhs): Check operand of
7296 ADDR_EXPR for gimpliness, too.
7298 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7300 * tree-ssa-pre.c: Fix a comment typo.
7302 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7304 PR tree-optimization/21171
7305 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
7306 record address uses if the reference is volatile.
7308 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
7310 * tree-complex.c (expand_vector_operation): New, extracted from
7311 expand_vector_operations_1.
7312 (tree_vec_extract): Build a NOP_EXPR.
7313 (expand_vec_parallel): Do not care about returning the correct type.
7314 (expand_vector_operations_1): Call expand_vector_operation.
7315 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
7317 * tree-complex.c (gate_expand_vector_operations): New.
7318 (pass_lower_vector_ssa): Use it.
7319 * tree-optimize.c (init_tree_optimization_passes): Include
7320 pass_lower_vector_ssa.
7321 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
7322 (vectorizable_operation): Use it.
7323 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
7324 integer modes for the vector type.
7326 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7327 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
7328 Do not cope with UNITS_PER_SIMD_WORD == 0.
7329 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
7330 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
7331 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
7332 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7333 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7334 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7335 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7337 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
7338 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
7339 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
7341 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
7342 (UNITS_PER_SIMD_WORD): New.
7344 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7346 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
7347 gcc_unreachable as appropriate.
7348 (ia64_expand_load_address, ia64_expand_tls_address,
7349 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
7350 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
7351 next_scratch_gr_reg, ia64_initial_elimination_offset,
7352 ia64_expand_prologue, ia64_expand_epilogue,
7353 ia64_output_dwarf_dtprel, ia64_print_operand,
7354 ia64_register_move_cost, first_instruction, rws_access_regno,
7355 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
7356 ia64_sched_init, ia64_variable_issue,
7357 ia64_first_cycle_multipass_dfs_lookahead_guard,
7358 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
7359 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
7360 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
7361 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
7362 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7363 * config/ia64/predicates.md (got_symbolic_operand,
7364 sdata_symbolic_operand): Likewise.
7365 * config/ia64/vect.md (vcondv2sf): Likewise.
7367 2005-04-27 Matt Thomas <matt@3am-software.com>
7369 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
7370 CONSTANT_ADDRESS_P in config/vax/vax.h
7371 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
7372 (INDEX_REGISTER_P): New.
7373 (BASE_REGISTER_P): New.
7374 (indirectable_constant_address_p): New. Adapted from
7375 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
7376 (indirectable_address_p): New. Adapted from
7377 INDIRECTABLE_ADDRESS_P in vax.h.
7378 (nonindexed_address_p): New. Adapted from
7379 GO_IF_NONINDEXED_ADDRESS in vax.h.
7380 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
7381 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
7382 (legitimate_address_p): New. Adapted from
7383 GO_IF_LEGITIMATE_ADDRESS in vax.h.
7384 (vax_mode_dependent_address_p): New. Adapted from
7385 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
7386 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
7387 legitimate_constant_address_p.
7388 (CONSTANT_P): Use legitimate_constant_p.
7389 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
7390 (INDIRECTABLE_ADDRESS_P): Removed.
7391 (GO_IF_NONINDEXED_ADDRESS): Removed.
7392 (INDEX_TEMP_P): Removed.
7393 (GO_IF_REG_PLUS_INDEX): Removed.
7394 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
7395 definitions, depending on whether REG_OK_STRICT is defined.
7396 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
7397 Two definitions, depending on whether REG_OK_STRICT is defined.
7398 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
7400 (legitimate_constant_p): Prototype added.
7401 (legitimate_address_p): Prototype added.
7402 (vax_mode_dependent_address_p): Prototype added.
7404 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7406 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
7408 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7411 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
7414 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7417 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
7418 assertion failures, if __gcc_host_wide_int__ is not properly
7420 (init_dynamic_diag_info): Give errors, not assertion failures, if
7421 location_t, tree or __gcc_host_wide_int__ are not properly
7424 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7426 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
7427 n_iv_uses, iv_use, n_iv_cands, iv_cand,
7428 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
7429 prepare_decl_rtl, free_loop_data,
7430 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
7433 * tree.h (tree_phi_node): Add a comment about the order of PHI
7436 2005-04-26 Paul Brook <paul@codesourcery.com>
7438 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
7440 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
7442 * config/mips.mips.c (mips_legitimize_tls_address): Use
7445 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
7446 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
7447 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
7449 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
7452 2005-04-26 Jeff Law <law@redhat.com>
7454 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
7455 (op_iter_init_must_and_may_def): Likewise.
7456 (unmodifiable_var_p): Move to a later point in the file.
7457 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
7458 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
7459 (dse_record_phis): Directly check for virtual operands rather than
7460 using need_imm_uses_for.
7461 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
7462 store has multiple V_{MAY,MUST}_DEF operands.
7464 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
7466 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
7469 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7471 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
7472 call to find_edge outside a loop to go through a PHI chain.
7474 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
7476 PR tree-optimization/17598
7477 * fold-const.c (fold_binary): Fold comparisons of addresses
7478 of COMPONENT_REFs which reference the same field to
7479 comparisons of the addresses of the base objects.
7481 2005-04-26 Julian Brown <julian@codesourcery.com>
7483 * config/arm/arm.c (arm_return_in_msb): New function.
7484 (arm_must_pass_in_stack): New function.
7485 (TARGET_RETURN_IN_MSB): Define target hook.
7486 (TARGET_MUST_PASS_IN_STACK): Define target hook.
7487 (arm_function_value): Pad small aggregate return.
7488 (arm_pad_arg_upward): New function.
7489 (arm_pad_reg_upward): New function.
7490 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
7491 (FUNCTION_ARG_PADDING): Define macro.
7492 (BLOCK_REG_PADDING): Define macro.
7493 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
7494 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
7495 (arm_pad_reg_upward): Declare function.
7497 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7499 * basic-block.h (ei_cond): New.
7500 (FOR_EACH_EDGE): Call ei_cond.
7502 PR tree-optimization/21047
7503 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
7504 (fold): Don't handle ASSERT_EXPR.
7506 2005-04-25 Roger Sayle <roger@eyesopen.com>
7508 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
7509 all writes to any stack register as a read/write dependency on
7511 (sched_analyze_2): Likewise, for reads from any stack register.
7513 2005-04-25 Richard Henderson <rth@redhat.com>
7515 * final.c (output_addr_const): Revert 2005-04-09 change.
7517 2005-04-25 Mike Stump <mrs@apple.com>
7519 * config/darwin.c (darwin_encode_section_info): Always set
7520 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
7522 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7524 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
7525 gensupport.c, protoize.c, toplev.c: Replace calls to
7526 `unlock_stream' with `unlock_std_streams'.
7528 2005-04-25 Devang Patel <dpatel@apple.com>
7530 * dbxout.c (dbxout_type): Emit attribute vector.
7532 2005-04-05 Paul Brook <paul@codesourcery.com>
7534 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
7535 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
7536 * config/arm/arm.c (arm_cxx_atexit_name): New function.
7537 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
7538 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
7539 (register_dtor_fn): Likewise.
7540 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
7542 2005-04-25 Ian Lance Taylor <ian@airs.com>
7544 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
7545 * c-common.h (EXPR_STMT_EXPR): Don't define.
7546 (c_common_stmt_codes): Don't define.
7547 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
7548 * c-gimplify.c (gimplify_expr_stmt): Remove.
7549 (c_gimplify_expr): Remove EXPR_STMT case.
7550 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
7551 to INIT_STATEMENT_CODES.
7552 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
7554 2005-04-25 Jan Hubicka <jh@suse.cz>
7556 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
7558 * except.c: Include diagnostic.h
7559 (dump_eh_tree, verify_eh_tree): New functions.
7560 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
7561 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
7562 (dump_function_to_file): dump eh tree.
7563 * tree-eh.c (mark_eh_edge): New function.
7564 (mark_eh_edge_found_error): New static variable.
7565 (verify_eh_edges): New function.
7567 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
7569 * tree-ssa-alias.c (fieldoff_t): Remove.
7570 (fieldoff_s): typedef the structure itself. Create a vector of
7572 (push_fields_onto_fieldstack): Return count of fields pushed.
7573 Remove peeling of first field. Adjust.
7574 (fieldoff_compare): Adjust.
7575 (create_overlap_variables_for): Adjust.
7577 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7579 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
7581 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7584 * doc/install.texi: Document correct assembler and linker to use
7585 on i?86-*-solaris2.10.
7587 2005-04-25 Steven Bosscher <stevenb@suse.de>
7589 Fix PR tree-optimization/21173
7591 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
7592 Unshare expression we pass to force_gimple_operand.
7594 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
7595 Stephen Clarke <stevec@superh.com>
7596 Roger Sayle <roger@eyesopen.com>
7598 PR rtl-optimization/20413
7599 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
7600 VOIDmode for LABEL_REF.
7601 * final.c (shorten_branches): Likewise.
7602 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
7603 * loop.c (reg_dead_after_loop): Likewise.
7604 * varasm.c (decode_addr_const): Likewise.
7605 * doc/rtl.texi: Document mode requirement for LABEL_REF.
7607 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
7609 * config.gcc (avr-*-*): Remove redundant "case".
7611 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
7613 * tree-vect-analyze.c (vect_mark_relevant): Take
7614 VEC(tree,heap) instead of varray_type as an argument.
7615 (vect_mark_stmts_to_be_vectorized): Change the type of
7616 worklist to VEC(tree,heap). Adjust uses of worklist.
7618 2005-04-24 Devang Patel <dpatel@apple.com>
7620 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
7622 2005-04-24 Ian Lance Taylor <ian@airs.com>
7624 * c-semantics.c (build_stmt): Remove test of specific tree codes
7625 for TREE_SIDE_EFFECTS handling.
7627 2005-04-24 Per Bothner <per@bothner.com>
7629 * c-opts.c (finish_options): Make the line-number of the <built-in>
7630 location 0, as assumed elsewhere, rather than 1.
7632 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7634 * tree-ssa-uncprop.c (equiv_stack): Change the type o
7636 (tree_ssa_uncprop, uncprop_finalize_block,
7637 uncprop_initialize_block): Update uses of equiv_stack.
7639 2005-04-24 Richard Henderson <rth@redhat.com>
7642 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
7643 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
7645 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
7646 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
7647 <DIV, MOD>: Likewise.
7649 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7651 * collect2.c (main): Unlock the stdio streams.
7652 * gcc.c (main): Likewise.
7653 * gcov-dump.c (main): Likewise.
7654 * gcov.c (main): Likewise.
7655 * gen-protos.c (main): Likewise.
7656 * gensupport.c (init_md_reader_args_cb): Likewise.
7657 * protoize.c (main): Likewise.
7658 * toplev.c (general_init): Likewise.
7660 2005-04-24 Jakub Jelinek <jakub@redhat.com>
7663 * cgraph.h (cgraph_local_info): Add vtable_method field.
7664 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
7665 and node is vtable_method, finalized and not reachable, don't do
7668 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7670 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
7672 * tree-ssa-pre.c (create_value_expr_from): Use
7673 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
7674 * tree-ssa-propagate.c (stmt_makes_single_load,
7675 stmt_makes_single_store): Use REFERENCE_CLASS_P.
7676 * tree-vect-transform.c (vect_is_simple_cond): Use
7678 * tree-vrp.c (extract_range_from_assert,
7679 build_assert_expr_for, fp_predicate, has_assert_expr): Use
7682 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
7683 of tpa_to_clear to VEC(int,heap). Update uses of
7684 tpa_to_clear. Free tpa_to_clear at the end.
7686 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
7688 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
7691 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
7693 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
7694 and gcc_unreachable as appropriate.
7695 (num_insns_constant, output_vec_const_move,
7696 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
7697 rs6000_emit_set_const, rs6000_emit_move,
7698 spe_build_register_parallel, function_arg,
7699 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
7700 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
7701 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
7702 rs6000_common_init_builtins, expand_block_clear,
7703 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
7704 extract_ME, rs6000_get_some_local_dynamic_name,
7705 rs6000_output_function_entry, print_operand,
7706 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
7707 output_cbranch, output_e500_flip_gt_bit,
7708 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
7709 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
7710 compute_save_world_info, rs6000_stack_info,
7711 rs6000_emit_load_toc_table, rs6000_frame_related,
7712 spe_synthesize_frame_save, rs6000_emit_epilogue,
7713 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
7714 output_function_profiler, rs6000_trampoline_size,
7715 rs6000_initialize_trampoline, find_addr_reg,
7716 rs6000_machopic_legitimize_pic_address,
7717 rs6000_initial_elimination_offset,
7718 rs6000_dbx_register_number): Likewise.
7719 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
7720 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
7721 *movti_power, *movti_string, call, call_value, sibcall,
7722 sibcall_value): Likewise.
7723 * config/rs6000/spe.md (*movdf_e500_double,
7724 *movv2si_internal): Likewise.
7725 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
7728 2005-04-24 Richard Henderson <rth@redhat.com>
7731 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
7732 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
7733 Deny modes smaller than 4 bytes.
7734 * config/i386/i386-protos.h: Update.
7736 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
7738 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
7739 Switch h8300-*-rtems* to ELF.
7741 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7743 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
7745 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7747 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
7749 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
7752 * fold-const.c: Fold &a[i]-&a[j] to i-j.
7754 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7756 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
7757 definitions of ssa names in condition. Split recusive part to ...
7758 (tree_simplify_using_condition_1): New function.
7759 (expand_simple_operations): New function.
7761 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7763 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
7764 (find_interesting_uses_cond): Do not use integer_zerop and
7765 integer_nonzerop to check for integer constants.
7766 (set_use_iv_cost): Record the value field.
7767 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
7768 determine_use_iv_cost_outer): Set the value field of the cost pair.
7769 (may_eliminate_iv): Do not return the comparison code.
7770 (iv_elimination_compare): New function.
7771 (determine_use_iv_cost_condition): Set the value field. Record
7772 noneliminable invariants correctly.
7773 (rewrite_use_compare, rewrite_use_outer): Use the value field.
7775 2005-04-23 DJ Delorie <dj@redhat.com>
7777 * diagnostic.c (warning): Accept parameter to classify warning option.
7778 (warning0): New, for when a pointer to an error() like function is needed.
7779 * errors.c (warning): Likewise.
7780 * errors.h (warning, warning0): Adjust prototypes.
7781 * toplev.h (warning, warning0): Likewise.
7783 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
7784 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
7785 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
7786 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
7787 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
7788 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7789 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
7790 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
7792 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
7793 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
7794 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
7795 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
7796 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
7797 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
7798 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
7799 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
7800 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
7801 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
7802 config/rs6000/aix52.h, config/rs6000/darwin.h,
7803 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
7804 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7805 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
7806 config/stormy16/stormy16.c, config/v850/v850-c.c,
7807 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
7810 2005-04-23 Richard Henderson <rth@redhat.com>
7813 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
7814 performing some integral scalar simplifications.
7816 2005-04-23 Richard Henderson <rth@redhat.com>
7819 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
7820 simplifying CONST_VECTOR.
7822 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7824 * tree-ssa-live.c (live_worklist): Take a stack allocated on
7825 heap as an argument. Update uses of stack.
7826 (calculate_live_on_entry): Allocate stack on heap.
7828 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
7829 partition_link and tpa_nodes on heap.
7831 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
7832 (mark_stmt_necessary, propagate_necessity,
7833 mark_really_necessary_kill_operand_phis): Update uses of
7835 (tree_dce_init): Allocate worklist using VEC_alloc.
7836 (tree_dce_done): Free worklist using VEC_free.
7838 2005-04-23 Mike Stump <mrs@apple.com>
7840 * config/darwin.c (machopic_indirection_name): Don't use
7842 (darwin_emit_unwind_label): Use user_label_prefix instead of
7845 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7847 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
7849 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
7851 * config.gcc <cris-*>: Specify .opt files.
7852 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
7853 config/cris/linux.opt: New files.
7854 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
7855 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7856 (TARGET_ELF): Override to 0.
7857 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
7858 -melinux-stacksize=N.
7859 * config/cris/cris.c: (cris_handle_option): New function.
7860 (TARGET_DEFAULT_TARGET_FLAGS): Override.
7861 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
7862 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
7863 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
7864 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
7865 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
7866 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
7867 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
7868 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
7869 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
7870 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
7871 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
7872 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
7873 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
7874 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
7875 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
7876 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7877 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7878 (TARGET_LINUX): Define 0.
7879 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7880 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7881 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7882 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7883 (TARGET_LINUX): Override to 1.
7884 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7886 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
7888 * haifa-sched.c (schedule_block): Fix thinko in previous
7889 assertification patch.
7891 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
7893 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7894 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7895 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7896 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7897 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7898 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7899 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
7901 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
7902 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
7903 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
7904 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
7905 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
7906 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
7907 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
7908 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
7909 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
7910 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
7911 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
7912 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
7913 (SUBTARGET_OPTIONS): Delete.
7914 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
7915 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
7916 instead of a string.
7917 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
7918 (pa_cpu_string, pa_unix_string): Delete.
7919 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
7920 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
7922 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7923 (pa_handle_option): New function.
7924 (override_options): Remove handling of -march=, -mfixed-range=,
7925 -mschedule= and -munix=.
7926 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
7927 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
7928 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
7929 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
7930 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
7931 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
7932 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
7934 * config/pa/pa.opt: New file.
7935 * config/pa/pa-hpux.opt: New file.
7936 * config/pa/pa-hpux1010.opt: New file.
7937 * config/pa/pa-hpux1111.opt: New file.
7938 * config/pa/pa64-hpux.opt: New file.
7940 2005-04-22 David S. Miller <davem@davemloft.net>
7942 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
7943 integer when it's mode is VOIDmode not DImode.
7945 2005-04-22 Geoffrey Keating <geoffk@apple.com>
7947 * config/rs6000/rs6000.md (sync_add<mode>_internal,
7948 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
7949 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
7950 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
7951 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
7952 "bne- $-xxx" rather than local labels.
7953 (sync_lock_release<mode>): Add second operand.
7954 (lwsync): Use .long rather than a more meaningful opcode.
7955 * doc/md.texi (Standard Names): Add description of second
7956 parameter to sync_lock_test_and_set.
7958 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7960 PR tree-optimization/21088
7961 * fold-const.c (fold_unary, fold_binary, fold_ternary):
7963 * tree-vrp.c (compare_values): Use fold_binary to compare
7964 pointers. Use boolean_type_node as the type of a comparison
7965 expression being folded.
7966 * tree.h: Add prototypes for fold_unary, fold_binary,
7969 * tree-ssa-dom.c: Fix formatting.
7971 2005-04-22 Diego Novillo <dnovillo@redhat.com>
7973 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
7974 * lambda-code.c (perfect_nestify): Mark virtual operands in
7975 the moved statement for renaming.
7976 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
7977 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7978 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
7979 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
7980 * tree-flow.h (struct var_ann_d): Update comments.
7981 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
7982 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
7983 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
7984 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
7985 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
7986 debug_names_replaced_by): Remove declarations.
7987 (delete_update_ssa, get_current_def, set_current_def): Declare.
7988 (rewrite_into_loop_closed_ssa): Add new argument. Update
7990 * tree-into-ssa.c: Include params.h.
7991 (old_virtual_ssa_names): Remove. Update all users.
7992 (need_to_replace_names_p): Remove. Update all users.
7993 (struct update_ssa_stats_d): Declare.
7994 (update_ssa_stats): New local.
7995 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
7996 dump_tree_ssa_stats, debug_tree_ssa_stats,
7997 dump_update_ssa, debug_update_ssa,
7998 dump_names_replaced_by, debug_names_replaced_by): Declare.
7999 (get_current_def, set current_def): Make extern.
8000 (is_old_name, is_new_name): Protect against references
8001 past the end of the sets.
8002 (add_new_name_mapping): Assert that OLD and NEW are
8003 different SSA names for the same symbol.
8004 When adding a virtual mapping, update stats for virtual
8006 (insert_phi_nodes_for): If UPDATE_P is true, create the
8007 LHS of the new PHI by duplicating SSA name VAR.
8008 (insert_phi_nodes_1): Remove. Update all users.
8009 (insert_phi_nodes): Remove second argument. Update all
8011 (maybe_replace_use, maybe_replace_def): New.
8012 (rewrite_update_stmt): Call them.
8013 (mark_def_interesting): Remove calls to is_gimple_reg.
8014 (prepare_phi_args_for_update): Remove. Update all users.
8015 (prepare_block_for_update): Only process virtual operands
8016 and GIMPLE registers in normal form.
8017 (prepare_use_sites_for): New.
8018 (prepare_names_to_update): Rename from prepare_def_sites.
8019 Call prepare_use_sites_for.
8020 (dump_update_ssa): Rename from dump_repl_tbl.
8022 Show statistics for virtual mapping heuristic.
8023 (debug_update_ssa): Rename from debug_debug_repl_tbl.
8024 (init_update_ssa): Initialize UPDATE_SSA_STATS.
8025 (delete_update_ssa): Make extern.
8026 (mark_set_for_renaming): If the set is empty, do nothing.
8027 (release_ssa_name_after_update_ssa): Update comment.
8028 (insert_updated_phi_nodes_for): Do not remove existing
8029 PHI nodes for symbols.
8030 (switch_virtuals_to_full_rewrite_p): New.
8031 (switch_virtuals_to_full_rewrite): New.
8032 (update_ssa): Call them.
8033 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
8034 for every statement before updating.
8035 If all the names in NEW_SSA_NAMES have been marked for
8036 removal, do nothing.
8037 Only start at the top of the CFG if there are symbols in
8039 (ssa_rewrite_finalize_block): Remove.
8040 (ssa_register_new_def): Remove.
8041 (ssa_rewrite_stmt): Remove.
8042 (ssa_rewrite_phi_arguments): Remove.
8043 (ssa_rewrite_initialize_block): Remove.
8044 (ssa_mark_def_sites): Remove.
8045 (ssa_mark_def_sites_initialize_block): Remove.
8046 (ssa_mark_phi_uses): Remove.
8047 (rewrite_ssa_into_ssa): Remove.
8048 * tree-phinodes.c (find_phi_node_for): Remove.
8049 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8051 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
8052 Remove calls to verify_dominators and
8053 verify_loop_structure.
8054 (tree_unswitch_single_loop): Call update_ssa.
8055 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
8058 (delete_tree_ssa): Assert that need_ssa_update_p returns
8060 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
8061 * tree-vectorizer.c (allocate_new_names, rename_def_op,
8062 free_new_names): Remove. Update all users.
8063 (rename_use_op): Call get_current_def.
8064 (rename_variables_in_bb): Do not handle any real or
8066 (slpeel_update_phis_for_duplicate_loop): Call
8067 get_current_def and set_current_def instead of using
8069 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
8070 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
8071 ssa_names_to_replace and delete_update_ssa.
8072 * doc/invoke.texi: Document --param min-virtual-mappings
8073 and --param virtual-mappings-ratio.
8075 2005-04-22 Diego Novillo <dnovillo@redhat.com>
8077 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
8078 for newly created PHI nodes.
8079 Call create_new_def_for for every new V_MAY_DEF and
8080 V_MUST_DEF on the copied statement.
8081 (struct ssa_name_map_entry): Remove.
8082 (ssa_name_map_entry_hash): Remove.
8083 (ssa_name_map_entry_eq): Remove.
8084 (allocate_ssa_names): Remove.
8085 (rewrite_to_new_ssa_names_def): Remove.
8086 (rewrite_to_new_ssa_names_use): Remove.
8087 (rewrite_to_new_ssa_names_bb): Remove.
8088 (rewrite_to_new_ssa_names): Remove.
8089 (tree_duplicate_sese_region): Remove variables ver,
8090 definitions, phi, ssa_name_map and bi.
8091 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
8093 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8094 update_ssa instead of rewrite_ssa_into_ssa.
8095 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
8097 (find_uses_to_rename_use): Add argument 'need_phis'.
8098 (find_uses_to_rename_stmt): Do not scan virtual operands.
8099 (find_uses_to_rename): Only scan PHI nodes for
8101 (rewrite_into_loop_closed_ssa): Call update_ssa.
8102 (check_loop_closed_ssa_use): Ignore virtual operands.
8103 (check_loop_closed_ssa_stmt): Likewise.
8104 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
8106 (rename_variables, set_phi_def_stmts): Remove.
8107 (tree_duplicate_loop_to_header_edge): Reformat comment.
8108 Remove variables BB, I and DEFINITIONS.
8109 Call need_ssa_update_p.
8111 (lv_adjust_loop_header_phi): Reformat comment.
8112 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
8113 (marked_for_rewrite_p, any_marked_for_rewrite_p,
8114 mark_for_rewrite, unmark_all_for_rewrite,
8115 marked_ssa_names): Remove. Update all users.
8116 (release_ssa_name): If VAR has been registered for SSA
8117 updating, do nothing.
8118 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
8119 (build_assert_expr_for): Call register_new_name_mapping.
8120 (insert_range_assertions): Update call to update_ssa.
8121 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
8122 marked_for_rewrite_p, any_marked_for_rewrite_p,
8123 marked_ssa_names): Remove.
8125 2005-04-22 Jeff Law <law@redhat.com>
8127 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
8128 (restore_currdefs_to_original_value): Likewise.
8129 (register_definitions_for_stmt): Likewise.
8130 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
8131 for each variable. Do not allocate/free block_defs_stack either.
8132 Do not iterate if we just thread jumps. Only iterate if the
8133 tree_cleanup_cfg does useful work (temporary).
8134 (dom_opt_initialize_block): No longer push a marker on
8136 (dom_opt_finalize_block): Removal call to restore currdefs.
8137 Relax restrictions for recording edge equivalences.
8138 (record_equivalences_from_phis): No longer need to track
8140 (optimize_stmt): Similarly.
8141 (thread_across_edge): Simplify by removing the requirement that
8142 statements in the block we are threading through must be nops.
8143 (initialize_hash_element): Handle GOTO_EXPR.
8145 2005-04-22 David S. Miller <davem@davemloft.net>
8147 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
8149 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
8150 fix check on CONST_DOUBLE mode. It should be VOIDmode
8151 when it is representing an integer.
8153 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8155 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
8156 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
8157 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
8158 find_char_info_specifier_index,
8159 find_length_info_modifier_index): Likewise.
8160 * c-typeck.c (composite_type, pop_init_level): Likewise.
8161 * combine.c (cant_combine_insn_p, try_combine): Likewise.
8162 * cse.c (cse_insn): Likewise
8163 * dominance.c (calc_dfs_tree): Likewise
8164 dwarf2out.c (loc_descriptor_from_tree_1,
8165 add_abstract_origin_attribute, force_decl_die,
8166 force_type_die): Likewise
8167 emit-rtl.c (operand_subword_force): Likewise
8168 explow.c (hard_function_value): Likewise
8169 expmed.c (store_bit_field, expand_divmod,
8170 emit_store_flag_force): Likewise
8171 expr.c (emit_move_multi_word, store_expr,
8172 expand_expr_real_1): Likewise
8173 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
8174 output_operand): Likewise
8175 flow.c (recompute_reg_usage): Likewise
8176 * function.c (assign_stack_temp_for_type, assign_temp,
8177 handle_epilogue_set): Likewise
8178 * genextract.c (main): Likewise
8179 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
8180 gimplify_modify_expr_rhs, gimplify_expr): Likewise
8181 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
8182 ready_remove, rm_line_notes, rm_other_notes,
8183 schedule_block): Likewise
8184 mips-tfile.c (copy_object, out_of_bounds): Likewise
8186 2005-04-22 David Edelsohn <edelsohn@gnu.org>
8189 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
8190 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
8191 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
8192 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
8194 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
8196 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8198 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
8199 (gcc_tree_to_linear_expression): Convert to heap allocated
8201 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8202 lbv_to_gcc_expression, lle_to_gcc_expression,
8203 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8204 perfect_nestify): Likewise.
8205 lambda.h (gcc_loopnest_to_lambda_loopnest,
8206 lambda_loopnest_to_gcc_loopnest): Likewise.
8207 tree-loop-linear.c (linear_transform_loops): Likewise.
8209 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8211 * config/sparc/predicates.md (arith_double_operand): Use
8212 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
8213 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
8214 (DImode, DFmode constant splitters): Likewise. Remove code for
8215 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
8216 (logical constant splitters): Use const_int_operand predicate.
8217 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
8218 HOST_BITS_PER_WIDE_INT < 64.
8220 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8222 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
8223 gcc_unreachable as appropriate.
8224 (force_mode, emit_move_sequence, singlemove_string,
8225 output_move_double, output_fp_move_double, find_addr_reg,
8226 output_block_move, output_block_clear, output_and,
8227 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
8228 pa_adjust_cost, pa_issue_rate, print_operand,
8229 output_global_address, output_arg_descriptor, output_cbranch,
8230 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
8231 output_call): Likewise.
8232 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
8233 prefetch, prefetch_cc, prefetch_nocc): Likewise.
8235 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
8237 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
8238 _gcov_pow2_profiler and _gcov_one_value_profiler.
8239 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
8240 (GTFILES): Add $(srcdir)/tree-profile.c.
8241 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
8242 __gcov_one_value_profiler): Declare.
8243 * gimplify.c (force_gimple_operand): Check whether the statements
8244 should be produced in ssa form.
8245 (force_gimple_operand_bsi): New function.
8246 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
8247 __gcov_one_value_profiler): New functions.
8248 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
8249 the profiled value is a power of two or not.
8250 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
8251 * tree-flow.h (in_ssa_p): Declare.
8252 (force_gimple_operand_bsi): Declare.
8253 * tree-into-ssa.c (in_ssa_p): New variable.
8254 (rewrite_into_ssa): Set in_ssa_p.
8255 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
8256 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
8257 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
8258 tree_one_value_profiler_fn): New variables.
8259 (tree_init_edge_profiler): Initialize the profiler function decls.
8260 (tree_gen_edge_profiler): Use global gcov_type_node.
8261 (prepare_instrumented_value): New function.
8262 (tree_gen_interval_profiler, tree_gen_interval_profiler,
8263 tree_gen_one_value_profiler): Call the library functions instead of
8264 creating instrumentation code.
8265 * tree.c (build_fn_decl): New function.
8266 * tree.h (build_fn_decl): Declare.
8267 * value-prof.c (rtl_divmod_values_to_profile,
8268 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
8269 tree_mod_pow2_value_transform, tree_find_values_to_profile):
8270 Do not handle may_be_other and precise values of exponents at pow2
8272 (tree_mod_subtract_transform): Reflect that value field of
8273 histogram has changed meaning.
8274 (tree_divmod_values_to_profile): Record the values correctly.
8275 (tree_values_to_profile): Update comment.
8276 * value-prof.h (struct histogram_value_t): Remove pow2 data.
8278 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
8280 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
8283 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8285 * config/i386/i386.md (length_immediate): Use gcc_assert or
8286 gcc_unreachable, as appropriate.
8287 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
8288 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
8289 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
8290 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
8291 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8292 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
8293 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
8294 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
8295 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
8296 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
8297 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
8298 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8299 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
8300 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
8301 *prefetch_sse_rex): Likewise.
8302 * config/i386/predicates.md (x86_64_immediate_operand,
8303 x86_64_zext_immediate_operand, symbolic_operand,
8304 no_seg_address_operand, aligned_operand,
8305 memory_displacement_operand): Likewise.
8306 * config/i386/sse.md (*mov<mode>_internal,
8307 *movv2df_internal): Likewise.
8309 2005-04-22 Jan Hubicka <jh@suse.cz>
8311 * Makefile.in (ipa.o, ipa-inline.o): New files.
8312 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
8313 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
8314 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
8315 * cgraphunit.c (cgraph_default_inline_p,
8316 cgraph_decide_inlining_incrementally, ncalls_inlined,
8317 nfunctions_inlined, initial_insns, overall_insns,
8318 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
8319 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
8320 cgraph_mark_inline, cgraph_check_inline_limits,
8321 cgraph_default_inline_p, cgraph_recursive_inlining_p,
8322 update_callee_keys, lookup_recursive_calls,
8323 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
8324 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
8325 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
8326 pass_ipa_inline): Move to ipa-inline.c
8327 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
8329 * ipa-inline.c: New file.
8331 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8333 * doc/invoke.texi (SPARC options): Document that -mapp-regs
8334 is turned off by default on Solaris.
8336 2005-04-21 Roger Sayle <roger@eyesopen.com>
8338 * c-common.h (objc_build_method_signature): Update prototype.
8339 * stub-objc.c (objc_build_method_signature): Update the stub
8340 implementation to accept and ignore additional parameter.
8341 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
8342 the value of ellipsis to objc_build_method_signature instead
8343 of setting TREE_OVERFLOW on the parms TREE_LIST node.
8345 2005-04-21 Geoffrey Keating <geoffk@apple.com>
8347 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
8348 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
8349 gen_rtx_* not gen_rtx_fmt_*.
8350 (rs6000_emit_vector_select): Likewise.
8351 (rs6000_emit_sync): New.
8352 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
8353 (larx, stcx, cmp): New mode substitutions.
8354 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
8355 UNSPEC_ISYNC): New constants.
8356 (rlwinm): Give name.
8357 (memory_barrier, isync, lwsync): New insns.
8358 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
8359 (sync_lock_release<mode>): New expander.
8360 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
8361 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
8362 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
8363 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
8364 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
8365 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
8366 (sync_add<mode>_internal, sync_addshort_internal,
8367 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
8368 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
8369 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
8371 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
8372 is the memory before, not after, the operation. Clarify
8373 barrier requirements.
8375 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8377 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
8378 * lambda.h (lambda_vector_min_nz): Likewise.
8379 * langhooks.h (struct lang_hooks_for_types,
8380 struct lang_hooks): Likewise.
8381 * output.h (assemble_integer, this_is_asm_operands): Likewise.
8384 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
8386 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
8387 comments to avoid 'abort'. Use gcc_assert as necessary.
8388 * opts.c (common_handle_option): Likewise.
8389 * pretty-print.c (pp_base_format_text): Likewise.
8390 * print-rtl.c (print_rtx): Likewise.
8391 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
8392 * regmove.c (try_auto_increment): Likewise.
8393 * reload.c (find_valid_class, find_reloads_toplev,
8394 find_equiv_reg): Likewise.
8395 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
8396 merge_assigned_reloads): Likewise.
8397 * tree-inline.c (inline_forbidden_p_1,
8398 estimate_num_insns_1): Likewise.
8399 * tree-optimize.c (execute_todo): Likewise.
8400 * tree-outof-ssa.c (eliminate_phi): Likewise.
8401 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
8402 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
8403 * tree-ssa-operands.c (parse_ssa_operands,
8404 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
8405 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
8406 * tree-ssanames.c (release_ssa_name): Likewise.
8407 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
8408 walk_tree): Likewise.
8410 * tree-ssa-operands.c (verify_abort): Fold into ..
8411 (verify_imm_links): ... here.
8413 2005-04-21 Richard Henderson <rth@redhat.com>
8415 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
8416 on non-memory operand for previous inversion.
8418 2005-04-21 Devang Patel <dpatel@apple.com>
8420 PR optimization/20994
8421 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
8422 x = !(a == b) : p , q;.
8423 (pass_if_conversion): Verify stmts and flow.
8425 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8427 * optabs.c (gen_conditional_trap): Restore #define.
8429 * alias.c (true_dependence): Remove 'abort' from comments. Use
8430 gcc_assert and gcc_unreachable as appropriate.
8431 (canon_true_dependence): Likewise.
8432 * bb-reorder.c (connect_traces): Likewise.
8433 * c-common.c (c_add_case_label): Likewise.
8434 * c-decl.c (finish_function): Likewise.
8435 * caller-save.c (insert_restore, insert_save): Likewise.
8436 * cfg.c (update_bb_profile_for_threading): Likewise.
8437 * cfganal.c (flow_active_insn_p): Likewise.
8438 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8439 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
8440 cfg_layout_merge_blocks): Likewise.
8441 * ifcvt.c (cond_exec_process_insns, merge_if_block,
8442 find_if_block): Likewise.
8443 * integrate.c (allocate_initial_values): Likewise.
8444 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
8445 swap_condition, unsigned_condition, signed_condition,
8446 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
8447 reg_or_subregno): Likewise.
8448 * lambda-code.c (lambda_compute_auxillary_space,
8449 lambda_transform_legal_p): Likewise.
8450 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
8451 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
8452 lhd_incomplete_type_error, lhd_expand_expr,
8453 lhd_types_compatible_p, lhd_tree_size): Likewise.
8454 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
8455 * local-alloc.c (update_equiv_regs): Likewise.
8456 * loop-unroll.c (peel_loop_completely
8457 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
8458 peel_loop_simple, unroll_loop_stupid,
8459 analyze_iv_to_split_insn): Likewise.
8460 * loop.c (gen_prefetch, find_and_verify_loops,
8461 basic_induction_var): Likewise.
8462 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
8463 * value-prof.c (tree_find_values_to_profile): Likewise.
8464 * varasm.c (named_section, default_assemble_integer,
8465 decode_addr_const): Likewise.
8467 2005-04-21 Alan Modra <amodra@bigpond.net.au>
8468 Fariborz Jahanian <fjahanian@apple.com>
8470 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
8471 portion of argument passed in fpr.
8472 * expr.c (emit_push_insn): Fix computation of 'offset' used to
8473 decide on partial argument save on stack.
8475 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8477 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
8480 2005-04-21 Jan Hubicka <jh@suse.cz>
8482 * cgraphunit.c: Include tree-pass.h
8483 (cgraph_decide_recursive_inlining,
8484 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
8485 cgraph_decide_inlining): Dump goes to dump_file.
8486 (cgraph_optimize): Call ipa passes instead of inliner.
8487 (cgraph_gate_inlining, pass_ipa_inline): New.
8488 * tree-optimize.c (all_ipa_passes): New static variable.
8489 (register_one_dump_file): Dead with IPA passes.
8490 (register_dump_files): Likewise.
8491 (init_tree_optimization_passes): Initialize IPA passes.
8492 (execute_todo): Do cgraph dump when asked to, do not dump function body
8494 * tree-pass.h (TODO_dump_cgraph): New macro.
8495 (ipa_passes): Declare.
8496 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
8498 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8500 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
8501 gcc_assert instead of abort.
8502 (classify_argument, examine_argument, construct_container,
8503 contains_128bit_aligned_vector_p, ix86_check_movabs,
8504 standard_80387_constant_opcode, standard_80387_constant_rtx,
8505 ix86_initial_elimination_offset, ix86_compute_frame_layout,
8506 pro_epilogue_adjust_stack, ix86_expand_epilogue,
8507 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
8508 legitimize_tls_address, output_pic_addr_const,
8509 i386_output_dwarf_dtprel, put_condition_code, print_reg,
8510 get_some_local_dynamic_name, print_operand, print_operand_address,
8511 output_387_binary_op, emit_i387_cw_initialization,
8512 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
8513 ix86_expand_clear, ix86_expand_binary_operator,
8514 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
8515 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
8516 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
8517 ix86_expand_branch, ix86_expand_setcc,
8518 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
8519 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
8520 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
8521 memory_address_length, ix86_attr_length_immediate_default,
8522 ix86_attr_length_address_default, ix86_agi_dependant,
8523 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
8524 ix86_expand_binop_builtin, ix86_force_to_memory,
8525 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
8526 x86_emit_floatuns): Likewise.
8527 * config/i386/netware.c (gen_regparm_prefix,
8528 i386_nlm_strip_name_encoding): Likewise.
8529 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
8531 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8533 * optabs.c (gen_condiational_trap): Remove #define.
8534 (add_equal_note): Assertify. Remove explicit indirection from
8535 call via function pointer.
8536 (expand_ternary_op, expand_simple_binop, expand_binop,
8537 expand_twoval_unop, expand_twoval_binop,
8538 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
8539 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
8540 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
8541 prepare_float_lib_cmp, emit_conditional_move,
8542 emit_conditional_add, gen_add2_insn, gen_add3_insn,
8543 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
8544 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
8545 vector_compare_rtx, expand_vec_cond_expr): Likewise.
8547 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8549 * vec.h: Update API to separate allocation mechanism from type.
8550 (VEC_safe_grow): New.
8551 * vec.c (calculate_allocation): New.
8552 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
8553 (vec_gc_free, vec_heap_free): Remove.
8554 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
8556 (mangle_macro_name): New.
8557 (struct macro_def): New.
8558 (struct macro): Add multiple argument values.
8559 (macro_expans_end): New.
8560 (push_macro_expansion): Chain on new macro. Process multiple
8561 args, create follow on expansion. Return follow on argument.
8562 (macro_input): Deal with multiple arguments.
8564 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
8565 (struct tree_binfo): Adjust.
8566 * basic-block.h: Define VEC(edge,gc).
8567 (struct edge_def): Adjust.
8568 (struct basic_block_def, struct edge_iterator): Likewise.
8569 (ei_container, ei_start_1, ei_last_1): Likewise.
8570 * cfg.c (connect_src, connect_dest): Likewise.
8571 * cfgrtl.c (force_nonfallthru_and_redirect)
8572 * dbxout.c (dbxout_type)
8573 * dwarf2out.c (gen_member_die)
8574 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
8575 (gcc_tree_to_linear_expression): Adjust.
8576 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8577 lbv_to_gcc_expression, lle_to_gcc_expression,
8578 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8579 perfect_nestify): Likewise.
8580 * lambda.h (gcc_loopnest_to_lambda_loopnest,
8581 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
8582 * profile.c (instrument_values): Adjust.
8583 * tree-cfg.c (modified_noreturn_calls): Adjust.
8584 (remove_fallthru_edge): Likewise.
8585 * tree-dump.c (dequeue_and_dump): Adjust.
8586 * tree-flow-inline.h (mark_stmt_modified): Adjust.
8587 * tree-flow.h (modified_noreturn_calls): Adjust.
8588 (tree_on_heap): Remove. (yay!)
8589 (register_new_def): Adjust.
8590 * tree-into-ssa.c: Define VEC(int,heap).
8591 (block_defs_stack): Adjust.
8592 (find_idf, insert_phi_nodes, register_new_def,
8593 rewrite_initialize_block, rewrite_finalize_block,
8594 register_new_update_single, rewrite_update_init_block,
8595 rewrite_update_fini_block, rewrite_blocks,
8596 ssa_rewrite_finalize_block, ssa_register_new_def,
8597 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
8598 * tree-loop-linear.c (linear_transform_loops): Adjust.
8599 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
8600 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
8601 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
8602 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
8603 vrp_variables_stack): Adjust declarations.
8604 (tree_ssa_dominator_optimize): Adjust.
8605 (dom_opt_initialize_block, remove_local_expressions_from_table,
8606 restore_nonzero_vars_to_original_value,
8607 restore_vars_to_original_value,
8608 restore_currdefs_to_original_value, dom_opt_finalize_block,
8609 record_var_is_nonzero, record_cond, record_const_or_copy_1,
8610 optimize_stmt, update_rhs_and_lookup_avail_expr,
8611 lookup_avail_expr, record_range): Likewise.
8612 * tree-ssa-pre.c: Define VEC(basic_block,heap).
8613 (compute_antic_aux): Adjust.
8614 (inserted_exprs, create_expression_by_pieces,
8615 insert_into_preds_of_block, eliminate, mark_operand_necessary,
8616 remove_dead_inserted_code, fini_pre): Likewise.
8617 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
8618 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
8619 ssa_prop_init): Likewise.
8620 * tree-ssa.c: Define VEC(bitmap,heap).
8621 (verify_name_tags): Adjust.
8622 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
8623 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
8624 tree_divmod_values_to_profile, tree_find_values_to_profile,
8625 value_profile_transformations): Likewise.
8626 * value-prof.h: Define VEC(histogram_value,heap).
8627 * varasm.c: Remove alias_pair pointer typedef, define
8629 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
8631 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
8632 not a pointer to it. Create an object vector.
8633 (extern_symbols): Turn into an object vector.
8634 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
8636 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
8639 * Makefile.in (tree-chrec.o): Depend on params.h.
8640 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
8642 * tree-chrec.c: Depend on params.h. Replace build with buildN,
8643 and fold build with fold_buildN.
8644 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
8645 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
8646 (tree_contains_chrecs): Compute an estimation of the size of the
8648 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
8649 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
8650 * tree-scalar-evolution.c (simple_iv): Ditto.
8651 * doc/invoke.texi (scev-max-expr-size): Documented.
8653 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
8655 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
8656 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
8657 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
8658 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
8659 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
8660 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
8661 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
8662 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
8663 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
8664 (darwin_fix_and_continue_switch): Delete.
8665 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
8666 (SUBTARGET_SWITCHES): Delete.
8667 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
8668 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
8669 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
8670 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
8671 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
8672 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
8673 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
8674 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
8675 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
8676 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
8677 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
8678 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
8679 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
8680 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
8681 (TARGET_64BIT): Undef before redefining.
8682 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
8683 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
8684 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
8685 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
8686 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
8687 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
8688 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
8689 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8690 (ix86_debug_arg_string, ix86_debug_addr_string)
8691 (ix86_align_loops_string, ix86_align_jumps_string)
8692 (ix86_align_funcs_string): Delete.
8693 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
8694 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
8695 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
8696 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
8697 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
8698 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
8699 (SUBTARGET_SWITCHES): Delete.
8700 * config/i386/i386.c (ix86_debug_arg_string): Delete.
8701 (ix86_debug_addr_string): Delete.
8702 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
8703 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
8704 (ix86_align_loops_string, ix86_align_jumps_string)
8705 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8706 (ix86_align_funcs_string): Make static.
8707 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8708 (ix86_handle_option): New function.
8709 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
8710 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
8711 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
8712 of darwin_fix_and_continue_switch.
8713 (darwin_one_byte_bool): Delete.
8714 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
8715 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
8716 to darwin_one_byte_bool.
8717 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
8718 * config/i386/djgpp.opt, config/i386/i386.opt,
8719 * config/i386/sco5.opt: New files.
8721 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8723 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
8724 fp_zero_operand, fp_register_operand, intreg_operand,
8725 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
8726 call_operand, call_operand_address, tgd_symbolic_operand,
8727 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
8728 symbolic_operand, symbolic_memory_operand, label_ref_operand,
8729 sp64_medium_pic_operand, data_segment_operand,
8730 text_segment_operand, splittable_symbolic_memory_operand,
8731 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
8732 eq_or_neq, normal_comp_operator, noov_compare_op,
8733 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
8734 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
8735 const64_operand, const64_high_operand, arith11_operand,
8736 arith10_operand, arith_double_operand, arith_double_4096_operand,
8737 arith_double_add_operand, arith11_double_operand,
8738 arith10_double_operand, small_int, small_int_or_double,
8739 uns_small_int, uns_arith_operand, clobbered_register,
8740 input_operand, compare_operand): Delete.
8741 (sparc_emit_set_const32): Use predicates in assertion. Remove special
8742 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
8743 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
8744 (GEN_HIGHINT64, GEN_INT64): Delete.
8745 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
8746 gen_safe_XOR64): Adjust for above deletion.
8747 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
8748 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
8749 (legitimate_constant_p): Use const_zero_operand instead.
8750 (sparc_extra_constraint_check): Likewise.
8751 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
8752 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
8753 (PREDICATE_CODES): Delete.
8754 * config/sparc/sparc.md: Include predicates.md.
8755 (All patterns): Adjust for new predicate names.
8756 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
8757 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
8758 (movdi): Use general_operand predicate.
8759 (movdi_sp64_dbl): Delete.
8760 (movdi_const64_special): Add 'N' constraint.
8761 (movdicc): Use arith10_operand predicate.
8762 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
8763 (movdi_cc_reg_sp64): Use arith10_operand predicate.
8764 (movdi_cc_reg_sp64_trunc): Delete.
8765 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
8766 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
8767 (subdi3_sp32): Delete.
8768 (subdi3_insn_sp32): Change to define_insn_and_split.
8769 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
8770 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
8771 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
8772 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
8773 small_int_operand predicate.
8774 (divdi3, udivdi3): Use arith_operand predicate.
8775 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
8776 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
8777 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
8778 (xordi3_sp64_dbl): Delete.
8779 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
8780 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
8781 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
8782 cmp_ccx_set_not): Use arith_operand predicate.
8783 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
8784 * config/sparc/predicates.md: New file.
8786 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8788 PR tree-optimization/14846
8789 * fold-const.c (fold_single_bit_test_into_sign_test): New,
8791 (fold_single_bit_test): ... here.
8792 (fold_binary): Call fold_single_bit_test_into_sign_test
8793 instead of fold_single_bit_test.
8795 2005-04-20 James E Wilson <wilson@specifixinc.com>
8798 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
8799 is another declaration.
8801 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
8803 * config/cris/predicates.md: New file.
8804 * config/cris/cris-protos.h (cris_store_multiple_op_p)
8805 (cris_movem_load_rest_p): Declare.
8806 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
8807 (cris_movem_load_rest_p): Ditto. Globalize.
8808 (cris_bdap_operand, cris_bdap_biap_operand,
8809 cris_orthogonal_operator, cris_commutative_orth_op,
8810 cris_operand_extend_operator,
8811 cris_additive_operand_extend_operator, cris_extend_operator,
8812 cris_plus_or_bound_operator, cris_mem_op,
8813 cris_general_operand_or_symbol,
8814 cris_general_operand_or_gotless_symbol,
8815 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
8816 cris_load_multiple_op): Remove predicate functions.
8817 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
8818 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
8819 * config/cris/cris.h (PREDICATE_CODES): Don't define.
8820 * config/cris/cris.md: Include predicates.md.
8821 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
8823 2005-04-20 Ian Lance Taylor <ian@airs.com>
8825 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
8826 * c-common.h (STMT_EXPR_STMT): Don't define.
8827 (STMT_EXPR_NO_SCOPE): Don't define.
8828 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
8829 * c-pretty-print.c (pp_c_primary_expression): Likewise.
8830 (pp_c_expression): Likewise.
8832 2005-04-20 Richard Henderson <rth@redhat.com>
8835 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
8837 2005-04-20 Jeff Law <law@redhat.com>
8839 * reload1.c (reload): Ignore equivalences between pseudos and
8842 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
8845 * c-tree.h (struct c_label_list): Update comment.
8846 (struct c_label_context): Rename to struct c_label_context_se.
8847 (label_context_stack): Rename to label_context_stack_se.
8848 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
8849 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
8850 c_end_vm_scope): New.
8851 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
8852 * c-decl.c (pop_scope): Call c_end_vm_scope.
8853 (pushdecl): Call c_begin_vm_scope for variably modified
8855 (define_label): Check for jumping into scope of identifier with
8856 variably modified type. Push label on stack for those defined at
8857 current context of identifiers with variably modified type.
8858 (start_function): Create stack level for context of identifiers
8859 with variably modified type.
8860 (finish_function): Pop stack level for context of identifiers with
8861 variably modified type.
8862 * c-typeck.c (label_context_stack): Rename to
8863 label_context_stack_se.
8864 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
8865 (c_finish_goto_label): Check for jumping into scope of identifier
8866 with variably modified type. Push label on stack for those jumped
8867 to from current context of identifiers with variably modified
8869 (struct c_switch): Add blocked_vm.
8870 (c_start_case): Initialize blocked_vm.
8871 (do_case): Check blocked_vm.
8872 (c_finish_case): Add comment.
8873 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
8874 variable label_context_stack.
8876 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8878 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8879 conditional_replacement, value_replacement, abs_replacement,
8881 (replace_phi_edge_with_variable): Remove argument BB.
8882 (conditional_replacement, value_replacement,
8883 minmax_replacement, abs_replacement): Remove argument PHI_BB.
8884 Update a call to replace_phi_edge_with_variable.
8886 * tree-ssa-phiopt.c: Fix comments.
8888 2005-04-20 Michael Matz <matz@suse.de>
8891 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8894 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8896 * tree-ssa-phiopt.c: Fix comment typos.
8898 PR tree-optimization/21116
8899 * tree-ssa-phiopt.c: Fix a typo.
8901 2005-04-19 Richard Henderson <rth@redhat.com>
8903 * builtins.c (expand_builtin_sync_operation): Revert last change.
8904 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
8906 (expand_compare_and_swap_loop): Likewise.
8907 (expand_sync_operation): Remove fallback from NAND to AND; invert
8908 memory operand when expanding from cmpxchg.
8909 (expand_sync_fetch_operation): Likewise.
8910 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
8913 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
8914 when implementing NAND. Fix double-add for AFTER.
8915 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
8916 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8917 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
8919 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8922 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
8923 to return old memory value.
8924 (sync_compare_and_swap_cc<IMODE>): Likewise.
8926 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
8927 return pre-reload. Don't consider output or anti dependencies.
8928 * config/ia64/sync.md (IMODE): New.
8929 (modesuffix): Add QI and HI.
8930 (memory_barrier): Simplify expansion.
8931 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
8932 (cmpxchg_acq_<IMODE>): Likewise.
8933 (sync_lock_test_and_set<IMODE>): Likewise.
8934 (sync_lock_release<IMODE>): Likewise.
8936 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8938 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
8941 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8943 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
8945 2005-04-20 Michael Pogue <michael.pogue@sun.com>
8946 Joseph S. Myers <joseph@codesourcery.com>
8948 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
8949 * c-typeck.c (build_c_cast): Check these options.
8950 * doc/invoke.texi: Document these options.
8952 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8954 * tree-ssa-phiopt.c: Update a comment about the pass.
8956 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8958 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
8959 config/mcore/mcore.c: Fix comment typos.
8961 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
8963 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
8964 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
8966 2005-04-19 Paul Brook <paul@codesourcery.com>
8968 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
8970 2005-04-19 Andrew Haley <aph@redhat.com>
8973 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
8974 looking at a field's bitpos.
8976 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8978 * system.h (fopen, fdopen, freopen): Define these to the unlocked
8979 libiberty functions.
8981 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
8983 PR tree-optimization/21096
8984 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
8986 2005-04-19 Alan Modra <amodra@bigpond.net.au>
8989 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
8990 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
8992 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
8994 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
8995 refers to the function being dumped.
8997 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
8999 * varasm.c (assemble_start_function): Remove reset of in_section.
9001 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9003 PR tree-optimization/21085
9004 * fold-const (fold_binary): Don't change X % -C to X % C if C has
9007 2005-04-19 Ben Elliston <bje@au.ibm.com>
9009 * doc/invoke.texi (Optimize Options): Refer to the correct
9010 optimisation flag -ftree-dominator-opts, not -ftree-dom.
9012 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
9014 * config/rs6000/rs6000.c (machopic_output_stub): Increase
9015 alloca argument to be big enough.
9017 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
9020 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
9023 2005-04-18 Tom Tromey <tromey@redhat.com>
9025 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
9028 2005-04-18 Richard Henderson <rth@redhat.com>
9030 * config/alpha/alpha.c (alpha_split_atomic_op): New.
9031 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
9032 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
9033 * config/alpha/alpha-protos.h: Update.
9034 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
9035 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
9036 (attr type): Add ld_l, st_c, mb.
9037 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
9038 iornotsi3, xorsi_internal, xornotsi3): New.
9039 * config/alpha/ev4.md (ev4_ld): Add ld_l.
9040 (ev4_ist_c, ev4_mb): New.
9041 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
9043 * config/alpha/ev6.md (ev6_ild): Add ld_l.
9044 (ev6_ist): Add st_c.
9046 * config/alpha/sync.md: New file.
9048 2005-04-18 Richard Henderson <rth@redhat.com>
9050 * builtins.c (expand_builtin_sync_operation): Fold nand to and
9053 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
9055 2005-04-18 Devang Patel <dpatel@apple.com>
9057 * config/rs6000/atlivec.md (mulv4si3): New pattern.
9059 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9061 PR tree-optimization/20922
9062 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
9063 Fold X + c >= X and fold X - c <= X to true.
9065 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9067 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
9069 (emergency_labeled_state_free): Likewise.
9071 2005-04-18 Nick Clifton <nickc@redhat.com>
9073 * config/h8300/h8300.md (jump): Remove prescan parameter from
9074 calls to final_scan_insn.
9076 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
9077 parameter from calls to final_scan_insn.
9079 * config.gcc (m68hc12): Use the m68hc11.opt file for target
9081 (v850e, v850e1): Use the v850.opt file for target specific
9084 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
9086 PR tree-optimization/21001
9087 * tree-optimize.c (init_tree_optimization_passes): Move the
9088 first pass_forwprop immediately before pass_vrp.
9090 2005-04-17 Ian Lance Taylor <ian@airs.com>
9092 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
9093 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
9094 from enum tree_code op to bool is_sizeof.
9095 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
9096 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
9097 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
9099 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
9101 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
9104 2005-04-17 Ian Lance Taylor <ian@airs.com>
9106 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
9108 2005-04-17 Richard Henderson <rth@redhat.com>
9110 * config/alpha/alpha.c (va_list_skip_additions): Only define if
9112 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
9113 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
9114 of indirection through ssa names while looking for the gpr counter
9116 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
9117 saved va_list_gpr_size and va_list_fpr_size.
9119 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9121 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
9122 both pointers or both integers.
9124 * tree-vrp.c (maybe_add_assert_expr): Don't assert
9125 ASSERT_EXPRs for single-use variable.
9127 * tree-into-ssa.c: Fix a comment typo.
9129 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
9131 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
9132 -mipsN before forcing a default of -mips2.
9134 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9136 * predict.h (IS_TAKEN): Remove.
9137 * rtl.h (NOTE_PREDICTION): Likewise.
9139 * modulo-sched.c (CFG_HOOKS): Remove.
9141 * c-parser.c (N_C_TTYPES): Remove.
9143 * tree-flow-inline.h (get_stmt_operands): Remove.
9144 * lambda-code.c, tree-ssa-loop-unswitch.c,
9145 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
9146 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
9147 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
9148 calls to get_stmt_operands.
9149 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
9151 2005-04-17 Richard Henderson <rth@redhat.com>
9154 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
9155 of CUMULATIVE_ARGS past the last named argument.
9156 (alpha_va_start): Expect pretend_args_size only if strictly less than
9159 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9162 * builtins.c (expand_builtin_strcat): Convert the result of
9163 strlen to the right type.
9164 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
9165 avoid creating type mismatches.
9166 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
9169 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
9171 2005-04-16 Richard Henderson <rth@redhat.com>
9174 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
9175 Use the mode of boolean_type_node when the user doesn't provide one.
9176 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
9178 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
9181 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
9184 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
9187 2005-04-16 Roger Sayle <roger@eyesopen.com>
9188 Steven Bosscher <stevenb@suse.de>
9190 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
9191 (fold_unary_to_constant): Likewise.
9193 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
9195 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
9198 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
9200 * doc/install.texi (Specific): Avoid using asterisks in @anchor
9201 names related to target triplets.
9202 Remove i?86-*-esix from platform directory.
9203 Remove powerpc-*-eabiaix from platform directory.
9205 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
9208 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
9209 falling through from SUBREG case to REG.
9211 2005-04-15 Roger Sayle <roger@eyesopen.com>
9213 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
9214 (fold_binary): Update comment mentioning fold_relational_hi_lo.
9215 (fold_binary_to_constant): Simplify using fold_binary.
9216 (fold_unary_to_constant): Likewise, simplify using fold_unary.
9218 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9220 * gthr-posix.c (pthread_cancel): Define.
9221 (pthread_mutexattr_init): Likewise.
9222 (pthread_mutexattr_settype): Likewise.
9223 (pthread_mutexattr_destroy): Likewise.
9225 2005-04-15 David S. Miller <davem@davemloft.net>
9228 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
9230 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9232 PR tree-optimization/21031
9233 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
9234 (forward_propagate_into_cond_1): Call it. Forward propagate
9235 integer-integer casts into COND_EXPRs.
9237 2005-04-15 Dave Korn <dave.korn@artimi.com>
9239 * gcc.c (default_compilers): Clarify obscure error message when
9240 reading from standard input.
9242 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9244 * basic-block.h (PROP_EQUAL_NOTES): Remove.
9245 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
9247 * tree-ssa-alias.c (init_alias_info): Remove a call to
9250 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
9252 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
9253 of non-virtual PHI nodes like we use to.
9255 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
9257 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
9258 (attr_copy_rtx): Do not use it.
9260 2005-04-15 Andrew Macleod <amacleod@redhat.com>
9262 * doc/tree-ssa.texi: Grammer/abbreviation updates.
9264 2005-04-15 Diego Novillo <dnovillo@redhat.com>
9266 * tree-vect-transform.c (vectorizable_store): Mark necessary
9267 objects in the vectorized store needing renaming. Update the
9268 SSA graph for V_MAY_DEF operands in the original store.
9270 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9272 * tree-ssa-pre.c (compute_avail): It's okay to have
9273 TREE_INVARIANT's here, and value number the resulting expressions.
9274 (create_expression_by_pieces): Make sure operands that were
9275 min_invariant when we started, stay that way.
9277 2005-04-15 David Edelsohn <edelsohn@gnu.org>
9279 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
9281 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9283 PR tree-optimization/20936.
9284 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
9286 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9288 * doc/invoke.texi: Fix typos.
9289 * doc/md.texi: Likewise.
9290 * doc/rtl.texi: Likewise.
9291 * doc/sourcebuild.texi: Likewise.
9292 * doc/tm.texi: Likewise.
9294 2005-04-15 Uros Bizjak <uros@kss-loka.si>
9296 PR tree-optimization/21004
9297 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
9298 and floorl in c99 mode only.
9299 * builtins.c (expand_builtin_int_roundingfn): Assert that
9300 fallback_fndecl is not NULL_TREE.
9302 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9304 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
9305 * basic-block.h: Update the prototype for
9306 purge_all_dead_edges.
9307 * cfgexpand.c (tree_expand_cfg): Update a call to
9308 purge_all_dead_edges.
9309 * combine.c (combine_instructions): Likewise.
9310 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
9311 rest_of_handle_cse2, rest_of_handle_gcse,
9312 rest_of_handle_postreload): likewise.
9314 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
9317 * gimplify.c (gimplify_addr_expr): Compensate for removal of
9318 e.g. cv-qualification conversions.
9320 2005-04-14 Mike Stump <mrs@apple.com>
9322 * config/darwin-c.c (framework_construct_pathname): We must
9323 find all headers of a framework in the first instance of it
9324 found in the seach path.
9326 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9328 PR tree-optimization/21021
9329 * tree-vrp.c (compare_values): Work around a bug in the front
9330 end that produces a comparison of mismatched types.
9332 2004-04-14 Richard Henderson <rth@redhat.com>
9334 * config/ia64/ia64.h (enum fetchop_code): Remove.
9335 (enum ia64_builtins): Move ...
9336 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
9337 members except BSP and FLUSHRS.
9338 (ia64_init_builtins): Remove __sync builtins.
9339 (ia64_expand_builtin): Likewise.
9340 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
9341 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
9342 (ia64_expand_lock_release): Remove.
9343 * config/ia64/ia64.md (mf): Move to sync.md.
9344 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
9345 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
9346 * config/ia64/sync.md: New file.
9347 (memory_barrier): Rename from mf.
9348 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
9349 (cmpxchg_acq_<I48MODE>): Likewise.
9350 (sync_lock_test_and_set<I48MODE>): Likewise.
9352 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
9353 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
9355 2004-04-14 Richard Henderson <rth@redhat.com>
9357 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
9358 (ix86_compare_emitted): New.
9359 (ix86_expand_compare): Use ix86_compare_emitted if set.
9360 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
9361 and ix86_compare_op0 are set.
9362 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
9363 (TARGET_CMPXCHG, TARGET_XADD): New.
9364 (ix86_compare_emitted): Declare.
9365 * config/i386/i386.md: Include sync.md
9366 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
9367 (UNSPECV_XCHG, UNSPECV_LOCK): New.
9368 * config/i386/sync.md: New file.
9370 2004-04-14 Richard Henderson <rth@redhat.com>
9373 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
9374 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
9375 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
9376 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
9377 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
9378 BT_FN_I8_VPTR_I8_I8): New.
9379 * builtins.def (DEF_SYNC_BUILTIN): New.
9380 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
9381 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
9382 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
9383 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
9384 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
9385 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
9386 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
9387 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
9388 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
9389 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
9390 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
9391 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
9392 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
9393 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
9394 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
9395 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
9396 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
9397 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
9398 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
9399 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
9400 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
9401 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
9402 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
9403 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
9404 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
9405 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
9406 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
9407 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
9408 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
9409 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
9410 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
9411 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
9412 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
9413 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
9414 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
9415 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
9416 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
9417 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
9418 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
9419 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
9420 BUILT_IN_SYNCHRONIZE: New.
9421 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
9422 as a function. Accept __sync_ as a prefix as well.
9423 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
9424 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
9425 expand_builtin_lock_release): New.
9426 (expand_builtin): Call them.
9427 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
9428 neither BOTH_P nor FALLBACK_P are defined.
9429 (builtin_type_for_size): New.
9430 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
9431 (resolve_overloaded_builtin): New.
9432 * c-common.h (resolve_overloaded_builtin): Declare.
9433 (builtin_type_for_size): Declare.
9434 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
9435 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
9436 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
9437 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
9438 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
9439 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
9440 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
9441 sync_compare_and_swap_cc, sync_lock_test_and_set,
9442 sync_lock_release): New.
9443 * optabs.h: Declare them.
9444 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
9445 expand_sync_operation, expand_sync_fetch_operation,
9446 expand_sync_lock_test_and_set): Declare.
9447 * genopinit.c (optabs): Add sync optabs.
9448 * optabs.c (init_optabs): Initialize sync optabs.
9449 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
9450 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
9451 expand_sync_operation, expand_sync_fetch_operation,
9452 expand_sync_lock_test_and_set): New.
9453 * doc/extend.texi (Atomic Builtins): New section
9454 * doc/md.texi (Standard Names): Add sync patterns.
9456 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
9458 * tree-eh.c (lower_try_finally_copy): Generate new code in
9459 response to goto_queue entries as if the queue was sorted by
9460 index, not pointers.
9461 (lower_try_finally_switch): Likewise.
9463 2005-04-14 Richard Henderson <rth@redhat.com>
9465 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
9466 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
9468 (ix86_expand_fp_movcc): Update to match.
9469 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
9470 * config/i386/i386-protos.h: Update.
9471 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
9472 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
9474 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
9476 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
9479 2005-04-14 Julian Brown <julian@codesourcery.com>
9481 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
9482 link failures on ppc64 Linux.
9484 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
9486 * config.gcc: Set cpu_type for s390.
9488 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9490 Fix PR tree-optimization/20963
9491 * tree-ssa-pre.c (compute_avail): Remove special case for
9493 (create_expression_by_pieces): Add value numbers for forced out
9496 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
9498 * config/cris/cris.md: Replace references to (reg:SI 16) with
9499 (reg:SI CRIS_SRP_REGNUM).
9501 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9503 PR tree-optimization/20657
9504 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
9505 create an appropriate range from it.
9507 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9509 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
9510 <UNSPEC_FIST_CEIL> case.
9512 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
9513 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
9514 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
9515 to implement lfloor and llfloor built-ins as x87 intrinsic function.
9516 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
9517 (lfloor<mode>2): New expanders.
9518 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
9519 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
9520 to implement lceil and llceil built-ins as x87 intrinsic function.
9521 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
9522 (lceil<mode>2): New expanders.
9524 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9526 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
9527 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
9529 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
9532 * config/s390/s390-modes.def: Define TFmode.
9534 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
9536 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
9537 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9538 * config/mips/mips.c (mips16_insn_length): Remove reference to
9539 JUMP_TABLES_IN_TEXT_SECTION.
9541 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
9543 * simplify-rtx.c (simplify_binary_operation_1): Return
9544 scalar or vector of constant 0, depending on the xor's
9547 2005-04-13 Dale Johannesen <dalej@apple.com>
9549 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
9550 (objc-act.o): Ditto.
9551 * objc/objc-act.c (objc_gimplify_expr): New.
9552 (objc_get_callee_fndecl): New.
9553 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
9554 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
9555 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
9557 2005-04-13 Devang Patel <dpatel@apple.com>
9559 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
9562 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
9564 CRIS prologue as RTL.
9565 * config/cris/cris-protos.h (cris_emit_movem_store)
9566 (cris_expand_prologue): Prototype.
9567 * config/cris/cris.c (struct machine_function): New member
9569 (cfa_label_num, cris_target_asm_function_prologue): Remove.
9570 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
9571 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
9572 (cris_load_multiple_op, cris_return_address_on_stack)
9573 (cris_return_address_on_stack_for_return): ISO-Cify.
9574 (cris_store_multiple_op): New predicate function.
9575 (cris_expand_prologue, cris_emit_movem_store): New functions.
9576 (cris_print_operand) <case 'O'>: Handle modifications other than
9578 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
9579 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
9580 (cris_gen_movem_load): Rearrange slightly to make local variable
9581 src a parameter, removing osrc.
9582 (cris_setup_incoming_varargs): Set machine_function member
9583 stdarg_regs to correspond to the number of registers that need to
9585 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
9587 (PREDICATE_CODES): Add cris_store_multiple_op. Make
9588 cris_general_operand_or_gotless_symbol accept UNSPEC.
9589 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
9590 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
9591 ("*cris_store_multiple"): New pattern. Tweak common comment above
9592 this and "*cris_load_multiple".
9593 ("prologue"): New define_expand.
9595 * config/cris/cris.md ("epilogue"): Conditionalize on
9596 TARGET_PROLOGUE_EPILOGUE.
9598 2005-04-13 Steve Ellcey <sje@cup.hp.com>
9601 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
9602 fpsr 0 instead of fpsr 1.
9603 (divsf3_internal_thr): Ditto.
9604 (divdf3_internal_lat): Ditto.
9605 (divdf3_internal_thr): Ditto.
9606 (divxf3_internal_lat): Ditto.
9607 (divxf3_internal_thr): Ditto.
9609 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9611 PR tree-optimization/20913
9612 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
9614 PR tree-optimization/20702
9615 * tree-vrp.c (maybe_add_assert_expr): Recurse into
9616 dominator children that haven't been walked into.
9618 2005-04-13 Julian Brown <julian@codesourcery.com>
9620 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
9621 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
9624 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9626 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
9627 config/i386/sse.md: Fix comment typos.
9629 * genattrtab.c (NULL_ATTR): Remove.
9630 * ifcvt.c (NULL_EDGE): Likewise.
9632 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
9634 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
9635 NOTE_PREDICT): Remove.
9637 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9639 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
9640 * configure: Regenerate.
9641 * config.in: Likewise.
9642 * system.h: Declare vsnprintf if not already declared.
9644 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9646 * optc-gen.awk: Handle stand-alone Mask records.
9647 * opth-gen.awk: Likewise.
9648 * doc/options.texi (Option file format): Document them.
9649 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
9650 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
9651 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
9652 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
9653 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
9654 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
9655 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
9656 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
9657 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
9658 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
9659 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
9660 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
9661 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
9662 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
9663 TARGET_LONG_DOUBLE_128): Likewise.
9664 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
9665 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
9666 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
9667 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
9668 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
9669 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
9670 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
9671 * config/sparc/sparc.c (fpu_option_set): New global.
9672 (sparc_handle_option): New function.
9673 (sparc_override_options): Test fpu_option_set.
9674 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
9675 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
9676 * config/sparc/sparc.opt: New file.
9677 * config/sparc/little-endian.opt: Likewise.
9678 * config/sparc/long-double-switch.opt: Likewise.
9680 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
9682 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
9683 (bfin_handle_options): Set it if -mshared-library-id= is seen.
9684 * config/bfin/bfin.opt (mshared-library-id=): Lose
9685 Var(bfin_lib_id_given).
9687 2005-04-13 Matt Thomas <matt@3am-software.com>
9689 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
9692 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9694 * rtl.h (CLEAR_RTX_FLAGS): Remove.
9696 * cgraphunit.c (INSNS_PER_CALL): Remove.
9698 * tree-ssa-forwprop.c (vars,
9699 record_single_argument_cond_exprs,
9700 substitute_single_use_vars): Remove.
9701 (forward_propagate_into_cond_1, forward_propagate_into_cond):
9703 (tree_ssa_forward_propagate_single_use_vars): Call
9704 forward_propagate_into_cond for each COND_EXPR.
9706 * tree-inline.c (INSNS_PER_STMT): Remove.
9708 2005-04-12 Richard Henderson <rth@redhat.com>
9710 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
9711 (ix86_expand_sse_fp_minmax): ... from ...
9712 (ix86_expand_fp_movcc): ... here.
9713 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
9714 * config/i386/i386-protos.h: Update.
9715 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
9716 (sse_setccsf, sse_setccdf): Allow before reload.
9717 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
9718 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
9719 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
9720 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
9721 (anddf3, nanddf3, iordf3, xordf3): New.
9723 2005-04-12 Jeff Law <law@redhat.com>
9725 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
9726 (tree-ssa-uncprop.o): Add dependencies.
9727 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
9728 * tree-flow.h (remove_useless_stmts): Remove prototype.
9729 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
9730 remove_useless_stmts.
9731 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
9732 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
9733 * tree-pass.h (pass_uncprop): Declare.
9734 * tree-ssa-uncprop.c: New file.
9736 2005-04-12 James E. Wilson <wilson@specifixinc.com>
9739 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
9741 2005-04-12 Caroline Tice <ctice@apple.com>
9743 Temporary fix for partitioning problems.
9744 * passes.c (rest_of_handle_final): Remove code that
9745 frees unlikely_text_section_name,
9746 * varasm.c (assemble_start_function): Test for partitioning
9747 flag before writing out section labels.
9748 (assemble_end_function): Test for partitioning flag before
9749 writing out section labels.
9751 2005-04-12 Steven Bosscher <stevenb@suse.de>
9752 Stuart Hastings <stuart@apple.com>
9753 Jan Hubicka <jh@suse.cz>
9755 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
9756 references to gt-tree-cfg.h.
9757 * basic-block.h (struct basic_block_def): Don't skip rbi
9758 for garbage collection.
9759 (struct reorder_block_def): Make GTY-able.
9760 (struct control_flow_graph): New structure.
9761 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
9762 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
9763 but instead defines to the control_flow_graph for cfun.
9764 (label_to_block_map): New define, points to the label map of
9765 the control_flow_graph for cfun.
9766 (n_edges_for_function, n_basic_blocks_for_function,
9767 last_basic_block_for_function, basic_block_info_for_function,
9768 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
9769 basic_block_info_for_function, label_to_block_map_for_function):
9770 Counterparts for the above, taking a struct function as an extra
9772 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
9773 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
9774 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
9775 (alloc_rbi_pool, free_rbi_pool): Remove.
9776 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
9777 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
9779 (cfg_layout_finalize) ... and don't free it here.
9780 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
9782 * flow.c (free_basic_block_vars): Set label_to_block_map and
9783 n_edges to zero too.
9784 * function.h (struct function): Add cfg field.
9785 * function.c (allocate_struct_function): Allocate the cfg.
9786 * tree-cfg.c (label_to_block_map): Remove.
9787 (build_tree_cfg): Don't allocate the rbi pool here...
9788 (delete_tree_cfg_annotations): ...and don't free it here.
9789 Also don't nullify label_to_block_map for cfun.
9791 2005-04-12 Caroline Tice <ctice@apple.com>
9793 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9794 Revert my patch from April 9.
9795 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
9796 (reorder_basic_blocks): Revert my patch from April 9.
9797 (insert_section_boundary_note): Revert my patch from April 9.
9798 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
9799 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
9800 (COLD_END_LABEL): Revert my patch from April 9.
9801 (cold_text_section_label): Revert my patch from April 9.
9802 (cold_end_label): Revert my patch from April 9.
9803 (dwarf2out_switch_text_section): Revert my patch from April 9.
9804 (output_aranges): Revert my patch from April 9.
9805 (output_ranges): Revert my patch from April 9.
9806 (output_line_info): Revert my patch from April 9.
9807 (add_location_or_const_value_attribute): Revert my patch from April 9.
9808 (dwarf2out_var_location): Revert my patch from April 9.
9809 (dwarf2out_init): Revert my patch from April 9.
9810 (dwarf2out_finish): Revert my patch from April 9.
9811 * function.h (struct function): Revert my patch from April 9.
9812 * opts.c (decode_options): Revert my patch from April 9.
9813 * output.h (unlikely_section_label, hot_section_label,
9814 hot_section_end_label, cold_section_end_label,
9815 unlikely_text_section_name): Revert my patch from April 9.
9816 * passes.c (rest_of_handle_final): Revert my patch from April 9.
9817 * varasm.c (unlikely_section_label, hot_section_label,
9818 hot_section_end_label, cold_section_end_label,
9819 unlikely_text_section_name): Revert my patch from April 9.
9820 (initialize_cold_section_name): Revert my patch from April 9.
9821 (unlikely_text_section): Revert my patch from April 9.
9822 (in_unlikely_text_section): Revert my patch from April 9.
9823 (named_section): Revert my patch from April 9.
9824 (function_section): Revert my patch from April 9.
9825 (current_function_section): Revert my patch from April 9.
9826 (assemble_start_function): Revert my patch from April 9.
9827 (assemble_end_function): Revert my patch from April 9.
9828 (default_section_type_flags_1): Revert my patch from April 9.
9830 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9832 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
9833 * config/sparc/sparc.md (untyped_call): Save the registers manually.
9835 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
9837 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
9840 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
9841 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
9843 2004-04-12 Richard Henderson <rth@redhat.com>
9845 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
9846 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
9847 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
9848 (UNSPEC_*, UNSPECV_*): Renumber.
9850 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
9853 From Richard Henderson <rth@redhat.com>:
9854 * tree-mudflap.c (mf_build_check_statement_for): Correct block
9857 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
9859 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
9861 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9863 * config/bfin/bfin.c (bfin_library_id_string): Remove.
9864 (bfin_library_id): New variable.
9865 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
9866 instead of bfin_library_id_string.
9867 (bfin_handle_option): New function.
9868 (override_options): Remove most code to deal with shared library IDs,
9869 just check they aren't used without -mid-shared-library.
9870 (TARGET_HANDLE_OPTION): Define.
9871 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
9872 * config/bfin/bfin.opt (mshared-library-id=): New.
9874 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
9876 * tree-vect-transform.c: Fix comment typos.
9878 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9880 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9881 split critical edges when not possible/profitable.
9883 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9885 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9886 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9887 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9888 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9889 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9890 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9891 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9892 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9894 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9895 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9896 * config/ns32k/ns32k.opt: New file.
9898 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9900 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
9901 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
9902 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
9903 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
9904 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
9905 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
9906 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
9907 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
9908 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
9909 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
9910 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
9911 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
9912 (MASK_COLDFIRE): Formatting fixes.
9913 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
9914 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
9915 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
9916 "_current_shared_library_a5_offset_".
9917 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9918 (MASK_ALL_CPU_BITS): New macro.
9919 (m68k_handle_option): New function.
9920 (override_options): Remove handling of m68k_library_id_string.
9921 * config/m68k/m68k.opt: New file.
9922 * config/m68k/ieee.opt: New file.
9924 2005-04-11 Mark Mitchell <mark@codesourcery.com>
9926 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9927 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
9928 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9929 (TARGET_CXX): Adjust accordingly.
9930 * target.h (struct gcc_target): Remove epxort_class_data. Add
9931 determine_class_data_visibility and class_data_always_comdat.
9932 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9933 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
9934 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9935 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
9936 (arm_cxx_determine_class_data_visibility): New.
9937 (arm_cxx_class_data_always_comdat): Likewise.
9938 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9939 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
9940 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9941 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
9942 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
9945 2005-04-11 Devang Patel <dpatel@apple.com>
9947 * tree-data-ref.c (build_classic_dist_vector,
9948 compute_subscript_distance): Make externally visible.
9949 * tree-data-ref.h (build_classic_dist_vector,
9950 compute_subscript_distance): Same.
9951 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9952 Check distance vector against vectorization factor.
9953 (vect_analyze_loop): Determine vectorizaion factor before
9954 analyzing data dependences.
9955 * tree-vectorizer.c (loops_num): Make it externally visible and
9957 * tree-vectorizer.c (vect_loops_num): ... new name.
9958 * tree-vectorizer.h (vect_loops_num): New.
9960 2005-04-11 Devang Patel <dpatel@apple.com>
9962 * tree-vect-analyze.c (vect_analyze_operations): Check
9963 vectorizable codition.
9964 * tree-vect-transform.c (vect_is_simple_cond): New function.
9965 (vectorizable_condition): New function.
9966 (vect_transform_stmt): Handle condition_vec_info_type.
9967 * tree-vectorizer.h (enum stmt_vec_info_type): Add
9968 condition_vec_info_type.
9969 (vectorizable_condition): New.
9971 2005-04-11 Geoffrey Keating <geoffk@apple.com>
9973 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
9974 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
9975 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
9977 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
9978 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
9980 * dwarf2out.c (output_line_info): Don't try to dereference
9981 a NULL current_function_decl.
9983 * config/t-slibgcc-darwin: Don't put shared libraries in
9984 directories other than $(slibdir).
9985 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
9988 2005-04-11 Diego Novillo <dnovillo@redhat.com>
9990 PR tree-optimization/20933
9991 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
9992 logic to reject aliases between read-only and writable
9994 (may_alias_p): ... here.
9995 (get_tmt_for): Do not associate read-only tags to pointers
9996 whose pointed-to type is not read-only.
9997 * tree-ssa.c (verify_ssa): Check that memory stores have at
9998 least one V_MAY_DEF or V_MUST_DEF.
10000 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10003 * configure.ac (gcc_UNLOCKED_FUNCS): New.
10004 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
10005 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
10006 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
10007 _unlocked function.
10008 (fwrite_unlocked): Fix prototype.
10010 * configure, config.in: Regenerate.
10012 2005-04-11 David Edelsohn <edelsohn@gnu.org>
10014 * tree-ssa-loop-im.c: Include real.h.
10015 (determine_invariantness_stmt): If real division divisor is
10016 invariant and flag_unsafe_math_optimizations enabled, generate
10017 invariant reciprocal for hoisting.
10018 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
10020 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
10022 Fix PR tree-optimization/20926
10024 * tree-ssa-alias.c (add_type_alias): Handle subvars.
10026 2005-04-11 Devang Patel <dpatel@apple.com>
10028 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
10031 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
10033 * fold-const.c (fold_binary_op_with_conditional_arg):
10034 use fold_buildN instead of "fold (buildN" in some
10035 non obvious places.
10036 (fold_unary): Likewise.
10037 (fold_binary): Likewise.
10039 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
10041 Fix PR tree-optimization/20612
10042 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
10044 (perfect_nestify): preheaderbb is *not* part of loop of the
10047 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
10049 * tree-ssa-alias.c (may_alias_p): If the variable
10050 is a global variable and the pointer is parameter
10051 and -fargument-noalias-global is used, then
10052 the pointer cannot alias the variable.
10054 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
10056 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
10057 * config/sparc/sparc.h: Likewise.
10058 * config/sparc/sparc.md: Likewise.
10060 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
10062 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
10064 * tree-vrp.c: Fix a comment typo.
10066 2005-04-11 Diego Novillo <dnovillo@redhat.com>
10068 PR tree-optimization/20920
10069 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
10070 SSA_NAME flows through an abnormal edge.
10071 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
10072 through abnormal edges.
10073 (maybe_add_assert_expr): Likewise.
10075 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
10077 * config/s390/s390.h (s390_tune_string, s390_arch_string)
10078 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
10079 (s390_stack_size_string, s390_stack_guard_string, target_flags)
10080 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
10081 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
10082 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
10083 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
10084 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
10085 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
10086 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
10087 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10088 (TARGET_HANDLE_OPTION): Likewise.
10089 (s390_tune): Initialize to PROCESSOR_max.
10090 (s390_arch_string): Make static.
10091 (s390_tune_string, s390_warn_framesize_string): Delete.
10092 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
10093 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
10094 (s390_handle_arch_option, s390_handle_option): New functions.
10095 (override_options): Remove parsing of option strings.
10096 * config/s390/s390.opt: New file.
10098 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
10100 * tree-complex.c (expand_vector_operations): Call
10101 update_stmt_if_modified.
10103 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
10105 * tree-vect-analyze (vect_determine_vectorization_factor):
10106 Do not use GET_MODE_NUNITS.
10107 * tree-vect-transform.c (vect_get_vec_def_for_operand,
10108 (vectorizable_load, vect_transform_loop): Likewise.
10110 2005-04-11 Uros Bizjak <uros@kss-loka.si>
10112 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
10113 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
10114 * optabs.h (enum optab_index): Add new OTI_lceil.
10115 (lceil_optab): Define corresponding macro.
10116 * optabs.c (init_optabs): Initialize lceil_optab.
10117 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
10118 and lceildi2 patterns.
10119 * builtins.c (expand_builtin_int_roundingfn): Handle
10120 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
10121 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
10122 BUILT_IN_LLCEIL{,F,L}.
10123 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
10124 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
10125 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
10126 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
10127 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
10128 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
10129 into lceil built-in function and (long long int)ceil{,f,l} into
10130 llceil built-in function.
10131 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
10134 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10136 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
10139 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
10141 * config/arm/arm.c: Fix a comment typo.
10142 * doc/tree-ssa.texi: Fix a typo.
10144 2005-04-10 Steven Bosscher <stevenb@suse.de>
10146 * cselib.c (clear_table): Rename to cselib_clear_table.
10147 * cselib.h (cselib_clear_table): Add prototype.
10148 * gcse.c (gcse_main): Make 'f' argument unused.
10149 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
10150 of each basic block instead.
10151 (compute_sets, compute_hash_table_work): Likewise.
10152 (constprop_register): Change int 'alter_jumps' argument to bool.
10153 (do_local_cprop): Likewise.
10154 (local_cprop_pass): Likewise. Also walk basic blocks instead of
10155 the insn chain. Explicitly clear the cselib tables after finishing
10156 one basic block. Make sure there are no unterminated libcall blocks.
10157 Update compute_sets call.
10158 (cprop): Walk basic blocks instead of the insn chain.
10159 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
10161 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
10162 one_cprop_pass calls.
10164 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
10166 * combine.c (combine_simplify_rtx): Remove a transformation that
10167 relies on an invalid assumption about rtl sign-extension semantics.
10169 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
10171 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
10172 to build_int_cst_wide.
10174 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
10177 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
10178 set the original address pseudo to the correct value before the
10179 original insn, if possible, and leave the insn alone, otherwise
10180 create a new pseudo, set it and replace it in the insn.
10181 * recog.c (validate_change_maybe_volatile): New.
10182 * recog.h (validate_change_maybe_volatile): Declare.
10184 2005-04-09 Caroline Tice <ctice@apple.com>
10186 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10187 Remove targetm.have_named_sections test.
10188 (fix_edges_for_rarely_executed_code): Likewise.
10189 (insert_section_boundary_note): Likewise.
10190 (reorder_basic_blocks): Check partitioning flag before calling
10191 verify_hot_cold_block_grouping.
10192 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
10193 the function struct rather than global variables.
10194 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
10195 (COLD_END_LABEL): Likewise
10196 (cold_text_section_label): New static global variable.
10197 (cold_end_label): Likewise.
10198 (dwarf2out_switch_text_section): Get hot/cold section labels from
10199 the function struct rather than global variables.
10200 (output_aranges): Use cold_text_section_label and cold_end_label;
10201 check partitioning flag before putting out delta.
10202 (output_ranges): Remove incorrect code attempting to use
10204 (output_line_info): Get cold section label from function struct.
10205 (add_location_or_const_value_attribute): Likewise.
10206 (get_subprogram_die): Get hot/cold section labels from function struct.
10207 (dwarf2out_var_location): Likewise.
10208 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
10209 write out cold_text_section_label if partition flag is set.
10210 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
10211 * function.h (struct function): Add new fields to point to hot/cold
10212 section labels: hot_section_label, cold_section_label,
10213 hot_section_end_label and cold_section_end_label; also add new field
10214 for cold text section name, unlikely_text_section_name.
10215 * opts.c (decode_options): Turn off partitioning flag if
10216 !targetm.have_named_sections.
10217 * output.h (hot_section_label): Remove.
10218 (hot_section_end_label): Remove.
10219 (cold_section_end_label): Remove.
10220 (unlikely_section_label): Remove.
10221 (unlikely_text_section_name): Remove.
10222 * passes.c (rest_of_handle_final): Remove code that frees
10223 unlikely_text_section_name.
10224 * varasm.c (unlikely_section_label): Remove.
10225 (hot_section_label): Remove.
10226 (hot_section_end_label): Remove.
10227 (cold_section_end_label): Remove.
10228 (unlikely_text_section_name): Remove.
10229 (initialize_cold_section_name): Modify to call
10230 targetm.strip_name_encoding; to store cold section name in current
10231 function struct, if it exists; and to only use the decl_section_name
10232 if flag_named_sections is true.
10233 (unlikely_text_section): Modify to get section name out of current
10234 function struct, if there is one; otherwise build it from
10235 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
10236 (in_unlikely_text_section): Likewise.
10237 (named_section): Modify to get/put cold section name in current function
10238 struct, if there is one.
10239 (function_section): Change 'bool unlikely' to 'int reloc'; check
10240 targetm.have_named_sections before calling named_section.
10241 (current_function_section): Likewise.
10242 (assemble_start_function): Modify to get/put unlikely_text_section_name
10243 in current function struct; modify to get hot/cold section labels
10244 from function struct; initialize labels using
10245 ASM_GENERATE_INTERNAL_LABEL;
10246 test partitioning flag before writing out hot section label.
10247 (assemble_end_function): Test partitioning flag before writing out
10248 hot/cold section labels.
10249 (default_section_type_flags_1): Modify to use array instead of
10250 char* for unlikely_text_section_name; set flags correctly for
10251 cold text section if there is not a current function decl.
10253 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10255 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
10256 and TI_VA_LIST_FPR_COUNTER_FIELD.
10257 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
10258 * tree-pass.h (pass_stdarg): Add.
10259 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
10260 * tree-stdarg.c: New file.
10261 * tree-stdarg.h: New file.
10262 * Makefile.in (OBJS-common): Add tree-stdarg.o.
10263 (tree-stdarg.o): Add dependencies.
10264 * function.h (struct function): Add va_list_gpr_size and
10265 va_list_fpr_size fields.
10266 * function.c (allocate_struct_function): Initialize them.
10267 * target.h (struct gcc_target): Add stdarg_optimize_hook.
10268 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10269 (TARGET_INITIALIZER): Add it.
10271 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
10272 va_list_{g,f}pr_counter_field.
10273 (ix86_setup_incoming_varargs): Don't do anything if reg_save
10274 area will not be used. Only save registers that tree-stdarg.c
10275 detected they need saving.
10276 (ix86_va_start): Don't set up fields that won't be used.
10278 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
10279 va_list_{g,f}pr_counter_field.
10280 (setup_incoming_varargs): Don't do anything if reg_save
10281 area will not be used. Only save registers that tree-stdarg.c
10282 detected they need saving.
10283 (rs6000_va_start): Don't set up fields that won't be used.
10285 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
10286 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
10287 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
10288 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10290 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10293 * config/i386/i386.c (construct_container): Pass empty aligned
10294 struct, union or class in memory.
10296 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
10298 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
10299 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
10300 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
10301 config/rs6000/predicates.md: Fix comment typos.
10303 * sched-int.h (haifa_insn_data): Remove blockage and units.
10304 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
10305 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
10306 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
10308 2005-04-09 Jan Hubicka <jh@suse.cz>
10309 Steven Bosscher <stevenb@suse.de>
10311 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
10312 * cfgloop.c (get_loop_exit_edges): Likewise.
10313 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
10314 (unloop): Likewise.
10315 * loop-unroll.c (analyze_insns_in_loop): Likewise.
10316 * tree-cfg.c (dump_cfg_status): Likewise.
10318 2005-04-09 David Edelsohn <edelsohn@gnu.org>
10320 * config/rs6000/predicates.md (altivec_register_operand): Remove
10321 redundant match_code test.
10322 (gpc_reg_operand): Same.
10323 (cc_reg_operand): Same.
10324 (cc_reg_not_cr0_operand): Same.
10326 2005-04-09 Jan Hubicka <jh@suse.cz>
10328 Forgotten hunk from my last merge patch:
10329 * final.c (output_addr_const): Do not call mark_referenced.
10331 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
10333 * doc/tree-ssa.texi: Add immediate use documentation.
10335 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
10337 * arm.c (FL_WBUF): Define.
10338 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
10339 (arm_is_6_or_7): Delete.
10340 (arm_tune_wbuf): New.
10341 (arm_override_options): Set arm_tune_wbuf.
10342 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
10343 (arm_is_6_or_7): Delete declaration.
10344 (arm_tune_wbuf): New declartion.
10345 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
10346 (model_wbuf): Derive from arm_tune_wbuf.
10347 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
10348 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
10349 (arm740t): Mark CPUs as having a write buffer.
10351 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10353 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
10354 of 'const_double_operand' in operand 2 constraints. Update enable
10357 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10359 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
10360 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
10361 * optabs.h (enum optab_index): Add new OTI_lfloor.
10362 (lfloor_optab): Define corresponding macro.
10363 * optabs.c (init_optabs): Initialize lfloor_optab.
10364 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
10365 and lfloordi2 patterns.
10366 * builtins.c (expand_builtin_int_roundingfn): New prototype.
10367 (expand_builtin_int_roundingfn): New function.
10368 (fold_builtin_int_roundingfn): New prototype.
10369 (fold_builtin_int_roundingfn): New function, renamed from
10370 fold_builtin_lround.
10371 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
10372 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
10373 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
10374 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
10375 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
10376 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
10377 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
10378 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
10379 into lfloor built-in function and (long long int)floor{,f,l} into
10380 llfloor built-in function.
10381 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
10384 2005-04-08 Ian Lance Taylor <ian@airs.com>
10386 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
10387 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
10388 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
10389 (DO_COND, DO_BODY): Likewise.
10390 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
10391 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
10392 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
10393 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
10394 (build_continue_stmt, build_break_stmt): Don't declare.
10395 (c_do_switch_warnings): Update declaration.
10396 * c-gimplify.c (enum bc_t): Remove.
10397 (struct c_gimplify_ctx, ctxp): Remove.
10398 (push_context, pop_context): Remove static functions.
10399 (c_genericize): Don't call push_context or pop_context.
10400 (begin_bc_block, finish_bc_block): Remove static functions.
10401 (build_bc_goto): Likewise.
10402 (gimplify_c_loop): Likewise.
10403 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
10404 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
10405 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
10406 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
10407 * c-common.c (c_do_switch_warnings): Rename from
10408 c_do_switch_warnings_1.
10409 (c_do_switch_warnings) [old version]: Remove.
10410 (c_do_switch_expr_warnings): Remove.
10411 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
10412 function instead of c_do_switch_expr_warnings.
10413 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
10414 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
10415 * c-pretty-print.c (pp_c_statement): Likewise.
10416 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
10418 2005-04-08 Devang Patel <dpatel@apple.com>
10420 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
10421 While selecting replacement condition pay attention to loop header.
10423 2005-04-08 Diego Novillo <dnovillo@redhat.com>
10425 Merge from tree-cleanup-branch: VRP, store CCP, store
10426 copy-prop, incremental SSA updating of FUD chains and
10427 newly exposed symbols.
10429 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
10430 (OBJS-common): Add tree-vrp.o.
10431 (tree-vrp.o): New rule.
10432 * basic-block.h (nearest_common_dominator_for_set): Declare.
10433 * common.opt (ftree-store-ccp): New flag.
10434 (ftree-copy-prop): New flag.
10435 (ftree-vrp): New flag.
10436 (ftree-store-copy-prop): New flag.
10437 * dominance.c (nearest_common_dominator_for_set): New.
10438 * domwalk.c (walk_dominator_tree): Only traverse
10439 statements in blocks marked in walk_data->interesting_blocks.
10440 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
10441 * fold-const.c (fold): Handle ASSERT_EXPR.
10442 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
10443 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
10444 flag_tree_vrp at -O2.
10445 * timevar.def (TV_TREE_VRP): Define.
10446 (TV_TREE_COPY_PROP): Define.
10447 (TV_TREE_STORE_COPY_PROP): Define.
10448 (TV_TREE_SSA_INCREMENTAL): Define.
10449 (TV_TREE_STORE_CCP): Define.
10450 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
10451 to kill_redundant_phi_nodes from comment.
10452 (verify_expr): Handle ASSERT_EXPR.
10453 * tree-dfa.c (mark_new_vars_to_rename): Remove second
10454 argument. Update all users.
10455 (mark_call_clobbered_vars_to_rename): Remove. Update all
10457 * tree-flow-inline.h (unmodifiable_var_p): New.
10458 * tree-flow.h (enum value_range_type): Declare.
10459 (struct value_range_def): Declare.
10460 (value_range): Declare.
10461 (remove_all_phi_nodes_for): Remove. Update all users.
10462 (find_phi_node_for): Declare.
10463 (add_type_alias): Declare.
10464 (count_uses_and_derefs): Declare.
10465 (kill_redundant_phi_nodes): Remove.
10466 (rewrite_into_ssa): Remove.
10467 (rewrite_def_def_chains): Remove.
10468 (update_ssa, register_new_name_mapping, create_new_def_for,
10469 need_ssa_update_p, name_registered_for_update_p,
10470 release_ssa_name_after_update_ssa, dump_repl_tbl,
10471 debug_repl_tbl, dump_names_replaced_by,
10472 debug_names_replaced_by, mark_sym_for_renaming,
10473 mark_set_for_renaming, get_current_def, set_current_def,
10474 get_value_range, dump_value_range, debug_value_range,
10475 dump_all_value_ranges, debug_all_value_ranges,
10476 expr_computes_nonzero, loop_depth_of_name,
10477 unmodifiable_var_p): Declare.
10478 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
10480 * tree-into-ssa.c (block_defs_stack): Update comment.
10481 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
10482 syms_to_rename, names_to_release, repl_tbl,
10483 need_to_initialize_update_ssa_p, need_to_update_vops_p,
10484 need_to_replace_names_p): New locals.
10485 (NAME_SETS_GROWTH_FACTOR): Define.
10486 (struct repl_map_d): Declare.
10487 (struct mark_def_sites_global_data): Add field
10488 interesting_blocks.
10489 (enum rewrite_mode): Declare.
10490 (REGISTER_DEFS_IN_THIS_STMT): Define.
10491 (compute_global_livein): Use last_basic_block instead of
10493 (set_def_block): Remove last argument. Update all callers.
10494 (prepare_use_operand_for_rename): Remove. Update all callers.
10495 (prepare_def_operand_for_rename): Remove. Update all callers.
10496 (symbol_marked_for_renaming): New.
10497 (is_old_name): New.
10498 (is_new_name): New.
10499 (repl_map_hash): New.
10500 (repl_map_eq): New.
10501 (repl_map_free): New.
10502 (names_replaced_by): New.
10503 (add_to_repl_tbl): New.
10504 (add_new_name_mapping): New.
10505 (mark_def_sites): Assume that all the operands in the
10506 statement are in normal form.
10507 (find_idf): Assert that the block in the stack is valid.
10508 (get_default_def_for): New.
10509 (insert_phi_nodes_for): Add new argument 'update_p'.
10511 If update_p is true, add a new mapping between the LHS of
10512 each new PHI and the name that it replaces.
10513 (insert_phi_nodes_1): Only call find_idf if needed.
10514 (get_reaching_def): Call get_default_def_for.
10515 (rewrite_operand): Remove.
10516 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
10517 and REWRITE_THIS_STMT are false.
10518 Assume that all the operands in the statement are in
10520 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
10521 (rewrite_virtual_phi_arguments): Remove.
10522 (invalidate_name_tags): Remove.
10523 (register_new_update_single, register_new_update_set,
10524 rewrite_update_init_block, replace_use,
10525 rewrite_update_fini_block, rewrite_update_stmt,
10526 rewrite_update_phi_arguments): New.
10527 rewrite_blocks): Remove argument 'fix_virtual_phis'.
10528 Add arguments 'entry', 'what' and 'blocks'.
10529 Initialize the dominator walker according to 'what' and
10531 Start the dominator walk at 'entry'.
10532 (mark_def_site_blocks): Add argument 'interesting_blocks'.
10533 Use it to configure the dominator walker.
10534 (rewrite_into_ssa): Remove argument 'all'.
10536 (rewrite_all_into_ssa): Remove.
10537 (rewrite_def_def_chains): Remove.
10538 (mark_def_interesting, mark_use_interesting,
10539 prepare_phi_args_for_update, prepare_block_for_update,
10540 prepare_def_site_for, prepare_def_sites,
10541 dump_names_replaced_by, debug_names_replaced_by,
10542 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
10543 delete_update_ssa, create_new_def_for,
10544 register_new_name_mapping, mark_sym_for_renaming,
10545 mark_set_for_renaming, need_ssa_update_p,
10546 name_registered_for_update_p, ssa_names_to_replace,
10547 release_ssa_name_after_update_ssa,
10548 insert_updated_phi_nodes_for, update_ssa): New.
10549 * tree-loop-linear.c (linear_transform_loops): Call
10550 update_ssa instead of rewrite_into_ssa.
10551 * tree-optimize.c (vars_to_rename): Remove.
10553 (init_tree_optimization_passes): Replace
10554 pass_redundant_phi with pass_copy_prop.
10556 Replace pass_ccp with pass_store_ccp.
10557 Add pass_store_copy_prop after pass_store_ccp.
10558 (execute_todo): If the TODO_ flags don't include updating
10559 the SSA form, assert that it does not need to be updated.
10560 Call update_ssa instead of rewrite_into_ssa and
10561 rewrite_def_def_chains.
10562 If TODO_verify_loops is set, call verify_loop_closed_ssa.
10563 (tree_rest_of_compilation):
10564 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
10565 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
10566 TODO_cleanup_cfg): Renumber.
10567 (TODO_verify_loops, TODO_update_ssa,
10568 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
10569 TODO_update_ssa_only_virtuals): Define.
10570 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
10572 * tree-phinodes.c (make_phi_node): Update documentation.
10573 (remove_all_phi_nodes_for): Remove.
10574 (find_phi_node_for): New.
10575 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
10576 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
10577 (interpret_rhs_modify_expr): Likewise.
10578 * tree-sra.c (decide_instantiations): Mark all symbols in
10579 SRA_CANDIDATES for renaming.
10580 (mark_all_v_defs_1): Rename from mark_all_v_defs.
10581 (mark_all_v_defs): New function. Update all users to call it
10582 with the whole list of scalarized statements, not just the
10584 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
10585 (compute_flow_insensitive_aliasing): If the tag is
10586 unmodifiable and the variable isn't or vice-versa, don't
10587 make them alias of each other.
10588 (setup_pointers_and_addressables): If the type tag for
10589 VAR is about to change, mark the old one for renaming.
10590 (add_type_alias): New.
10591 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
10592 (ccp_lattice_t): Rename from latticevalue.
10593 (value): Remove. Update all users.
10594 (const_val): New local variable.
10595 (do_store_ccp): New local variable.
10596 (dump_lattice_value): Handle UNINITIALIZED.
10597 (debug_lattice_value): New.
10598 (get_default_value): Re-write.
10599 (set_lattice_value): Re-write.
10600 (def_to_varying): Remove. Update all users.
10601 (likely_value): Return VARYING for statements that make
10602 stores when STORE_CCP is false.
10603 Return VARYING for any statement other than MODIFY_EXPR,
10604 COND_EXPR and SWITCH_EXPR.
10605 (ccp_initialize): Re-write.
10606 (replace_uses_in, replace_vuse_in, substitute_and_fold):
10607 Move to tree-ssa-propagate.c.
10608 (ccp_lattice_meet): Handle memory stores when
10609 DO_STORE_CCP is true.
10610 (ccp_visit_phi_node): Likewise.
10611 (ccp_fold): Likewise.
10612 (evaluate_stmt): Likewise.
10613 (visit_assignment): Likewise.
10614 (ccp_visit_stmt): Likewise.
10615 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
10618 (pass_ccp): Use it.
10619 (do_ssa_store_ccp): New.
10620 (gate_store_ccp): New.
10621 (pass_store_ccp): Declare.
10622 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
10623 (may_propagate_copy): Reformat.
10624 Don't abort if ORIG is a virtual and DEST isn't.
10625 If NEW does not have alias information but DEST does,
10627 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
10628 copy_prop_kind, which_copy_prop): Declare.
10629 (stmt_may_generate_copy, get_copy_of_val,
10630 get_last_copy_of, set_copy_of_val, dump_copy_of,
10631 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
10632 copy_prop_visit_stmt, copy_prop_visit_phi_node,
10633 init_copy_prop, fini_copy_prop, execute_copy_prop,
10634 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
10635 store_copy_prop): New.
10636 (pass_copy_prop, pass_store_copy_prop): Declare.
10637 * tree-ssa-dom.c (struct opt_stats_d): Add fields
10638 'num_const_prop' and 'num_copy_prop'.
10639 (cprop_operand): Update them.
10640 (dump_dominator_optimization_stats): Dump them.
10641 (tree_ssa_dominator_optimize): Call update_ssa instead of
10643 (loop_depth_of_name): Declare extern.
10644 (simplify_cond_and_lookup_avail_expr): Guard against NULL
10645 values for LOW or HIGH.
10646 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
10647 (record_equivalences_from_stmt): Call expr_computes_nonzero.
10648 (cprop_operand): Only propagate if VAL != OP.
10649 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
10650 statement for renaming.
10651 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
10652 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
10653 add_type_alias if necessary.
10654 Call mark_new_vars_to_rename.
10655 (tree_ssa_iv_optimize): If new symbols need to be renamed,
10656 mark every statement updated, call update_ssa and
10657 rewrite_into_loop_closed_ssa.
10658 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
10659 from LIVEIN if VAR is a virtual.
10660 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
10661 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
10662 (get_call_expr_operands): Reformat statement.
10663 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
10665 * tree-ssa-propagate.c (ssa_prop_init): Initialize
10666 SSA_NAME_VALUE for every name.
10667 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10668 get_value_loaded_by): New.
10669 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
10670 substitute_and_fold): Move from tree-ssa-ccp.c.
10671 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
10672 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10673 get_value_loaded_by, replace_uses_in, substitute_and_fold):
10675 * tree-ssa.c (verify_use): Fix error message.
10676 (propagate_into_addr, replace_immediate_uses, get_eq_name,
10677 check_phi_redundancy, kill_redundant_phi_nodes,
10678 pass_redundant_phi): Remove. Update all users.
10679 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10680 add_type_alias, if necessary.
10681 * tree-vectorizer.h (struct _stmt_vect_info): Update
10682 documentation for field 'memtag'.
10683 * tree-vrp.c: New file.
10684 * tree.def (ASSERT_EXPR): Define.
10685 * tree.h (ASSERT_EXPR_VAR): Define.
10686 (ASSERT_EXPR_COND): Define.
10687 (SSA_NAME_VALUE_RANGE): Define.
10688 (struct tree_ssa_name): Add field 'value_range'.
10689 (PHI_REWRITTEN): Remove.
10690 (struct tree_phi_node): Remove field 'rewritten'.
10691 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
10692 -ftree-store-copy-prop): Document.
10693 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
10694 Document usage of update_ssa.
10696 2005-04-08 David Edelsohn <edelsohn@gnu.org>
10699 * config/rs6000/predicates.md (altivec_register_operand): Accept
10701 (and64_operand): Do not limit CONST_INT to mask64_operand.
10702 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
10703 (and_operand): Do not limit CONST_INT to mask_operand.
10705 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
10707 PR rtl-optimization/20466
10708 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
10709 for overlap of the address of each list member.
10710 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
10712 2005-04-08 Mike Stump <mrs@apple.com>
10714 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
10716 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
10719 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10721 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
10723 * function.c (push_function_context_to): Don't set
10724 contains_functions.
10725 * function.h (function): Remove contains_functions.
10726 (current_function_contains_functions): Remove.
10728 * function.h (function): Remove instrument_entry_exit.
10729 (current_function_instrument_entry_exit): Remove.
10731 * function.h (nonlocal_labels): Remove.
10733 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
10735 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
10736 (check_attr_value, write_attr_get, write_expr_attr_cache,
10737 find_attr, make_internal_attr): Don't reference negative_ok or
10739 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
10740 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
10741 (ATTR_STATIC): Adjust the value.
10743 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
10745 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
10747 * config/s390/tpf.h (ASM_SPEC): Define.
10749 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10751 * tree-flow.h: Remove the prototype for
10752 redirect_immediate_uses.
10753 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
10755 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
10757 * arm.c (arm_const_double_by_parts): New function.
10758 * arm-protos.h (arm_const_double_by_parts): Add prototype.
10759 * arm.md (define_split for 64-bit constants): Add another one.
10761 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
10763 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
10765 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10767 * system.h: Revert last change.
10769 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
10771 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
10772 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
10773 (TARGET_SWITCHES): Delete.
10774 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10775 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
10776 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
10777 * config/xtensa/xtensa.opt: New file.
10779 2005-04-08 Ben Elliston <bje@au.ibm.com>
10781 * config/fp-bit.c: Include L_mul_tf in #endif comment.
10782 * config/fp-bit.h: Tidy comments.
10784 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10786 * system.h: Poison PARAMS.
10788 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
10790 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
10791 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
10792 (TARGET_SWITCHES): Delete.
10793 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10794 * config/vax/vax.opt: New file.
10796 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
10798 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
10800 2005-04-07 Ian Lance Taylor <ian@airs.com>
10802 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
10804 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
10805 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
10808 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
10810 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
10811 all immediate uses in PHI nodes.
10813 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
10815 * arm.c (arm_const_double_inline_cost): Handle any constant by
10816 using gen_lowpart and gen_highpart_mode.
10817 (note_invalid_constants): All constants in an RTX with a constraint
10818 that permits memory are now pushed to the constant pool.
10819 (output_move_double): Delete code to handle reg to reg and
10820 constant to reg moves.
10821 (const_double_needs_minipool, output_mov_immediate): Delete.
10822 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
10823 CONST_INT and CONST_VECTOR.
10824 * arm.md (ANY64): New mode macro.
10825 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
10826 (movdf_soft_insn): Split reg-reg and const-reg moves.
10827 (split patterns for 64-bit constant and register moves): New.
10828 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
10829 (cirrus_movdf_hard_insn): Likewise.
10830 * fpa.md (movdf_fpa): Likewise.
10831 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
10832 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
10834 (movv2si_internal_2): Likewise.
10835 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
10836 (movdf_vfp): Likewise.
10837 * arm-protos.h (output_mov_immediate): Delete prototype.
10839 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
10842 * simplify-rtx.c (simplify_unary_operation_1): Check
10843 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
10845 2005-04-06 James E Wilson <wilson@specifixinc.com>
10848 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
10851 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10853 * coverage.h (GCOV_TYPE_NODE): Delete.
10854 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
10855 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
10856 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
10857 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
10858 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
10860 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10863 * Makefile.in (gcc.pot): Remove options.c dependency.
10864 * optc-gen.awk: Don't quote help strings with N_().
10866 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
10868 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
10869 the function returns a pointer type.
10871 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
10873 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
10874 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10875 * doc/invoke.texi: Documnet salias-max-implicit-fields.
10876 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10877 explicit_uses members.
10878 (get_or_create_used_part_for): Initialize new fields.
10879 (fieldoff_compare): New function.
10880 (create_overlap_variables_for): Count number of fields, use
10881 heuristic to determine whether to create subvars for vars with
10882 only implicit uses.
10883 Sort the field list by offset and avoid creating duplicate SFT's.
10885 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10887 * c.opt (-F): Remove trailing whitespace from help string.
10888 (-finput-charset): Use a tab to separate the switch name and help
10890 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10891 (-ftree-vectorizer-verbose): Likewise.
10893 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10895 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10896 a PHI argument where a use occurs instead of all PHI arguments.
10898 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
10900 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
10903 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10905 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
10906 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
10907 config/bfin/bfin.h: Fix comment typos.
10909 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
10911 * doc/install.texi: Update the URL for Jacks.
10912 * doc/sourcebuild.texi: Likewise.
10914 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10917 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
10918 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
10920 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10922 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
10924 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10926 * config/v850/v850-protos.h (override_options): Delete.
10927 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
10928 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10929 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
10930 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
10931 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
10932 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
10933 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
10934 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
10935 (OVERRIDE_OPTIONS): Delete.
10936 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
10937 (small_memory_info): Remove the value field.
10938 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
10939 TARGET_NO_APP_REGS.
10940 * config/v850/v850.c (small_memory): Remove the value field.
10941 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10942 (override_options): Delete.
10943 (v850_handle_memory_option, v850_handle_option): New functions.
10944 * config/v850/v850.opt: New file.
10946 2005-04-06 Geoffrey Keating <geoffk@apple.com>
10948 * config.host: Add a section for generic hosts, and a subsection
10949 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
10950 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
10951 * config/host-darwin.h: New.
10952 * config/x-darwin: New.
10953 * config/i386/host-i386-darwin.c: New.
10954 * config/i386/x-darwin: New.
10955 * config/rs6000/host-darwin.c: Include host-darwin.h.
10956 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
10957 (darwin_rs6000_gt_pch_use_address): Likewise.
10958 * config/rs6000/x-darwin: Change name of .o built, update
10959 dependencies for changes to rs6000/host-darwin.c.
10961 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10964 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
10966 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
10968 * tree-vect-analyze.c (vect_analyze_loop_form): Call
10969 split_loop_exit_edge instead of loop_split_edge_with.
10971 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
10973 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
10974 UNSPEC_SET_VSCR): New constants, used throughout.
10975 (*andc3_v4sf): New.
10976 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
10978 (altivec_vspltis<VI_char>): ... this pattern, using
10979 a QImode const_int_operand for the immediate.
10980 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
10983 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
10986 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
10988 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10990 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
10992 2005-04-06 Ben Elliston <bje@au.ibm.com>
10994 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
10995 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
10996 macros as living in "this file" and not gcc.h.
10998 2005-04-06 Ben Elliston <bje@au.ibm.com>
11000 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
11001 -ftree-live_range_split. Perhaps renamed at some point?
11003 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11006 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
11007 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
11009 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11011 * tree-flow.h (number_of_iterations_cond): Declaration removed.
11012 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
11013 (number_of_iterations_special): New function.
11014 (number_of_iterations_exit): Use number_of_iterations_special.
11015 Use simplify_using_outer_evolutions only at -O3.
11016 (number_of_iterations_cond, tree_simplify_using_condition,
11017 simplify_using_initial_conditions, loop_niter_by_eval,
11018 compare_trees, can_count_iv_in_wider_type_bound,
11019 simplify_using_outer_evolutions): Use fold_build.
11021 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
11023 * doc/install.texi (Configuration): Document --with-java-home.
11025 2005-04-05 Richard Henderson <rth@redhat.com>
11029 * config/i386/i386.c (print_operand): Handle vector zeros.
11030 (ix86_split_to_parts): Handle CONST_VECTOR.
11031 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
11032 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
11033 what modes to tie for MMX and SSE registers.
11034 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
11035 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
11036 to vector modes as well.
11037 * config/i386/predicates.md (const0_operand): Handle VOIDmode
11038 properly as an input mode.
11040 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11042 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
11044 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11046 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
11048 2005-04-05 Jakub Jelinek <jakub@redhat.com>
11050 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
11051 and local functions, set sse_nregs to 8 and float_in_sse.
11052 (function_arg_advance, function_arg): If float_in_sse, pass
11053 SFmode and DFmode arguments in SSE registers.
11054 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
11056 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
11057 of -funit-at-a-time.
11059 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11061 * config/i386/i386-protos.h (ix86_function_value): Accept two
11062 arguments, like the target macro.
11063 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
11064 * config/i386/i386.c (ix86_function_value): Accept the second
11065 argument of the target macro.
11066 (ix86_function_ok_for_sibcall): Pass a function pointer to
11067 ix86_function_value.
11068 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
11069 call to ix86_value_regno).
11070 (ix86_value_regno): Add support for returning floating point values
11073 2005-04-05 Jakub Jelinek <jakub@redhat.com>
11075 PR tree-optimization/20076
11076 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
11077 that call __builtin_return or __builtin_apply_args.
11079 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11081 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
11082 Use immediate use iterator.
11083 (stmt_is_bumper_for_loop): Use immediate use iterator.
11084 * predict.c (strip_builtin_expect): Use update_stmt.
11085 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
11086 on all elements of a STATEMENT_LIST.
11087 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
11088 (bsi_remove): Remove imm_use links and mark the stmt as modified.
11089 (bsi_replace): Mark stmt as modified and the update it.
11090 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
11091 (expand_complex_libcal): Call update_stmt.
11092 (expand_complex_comparison): Call mark_stmt_modified.
11093 (expand_complex_operations_1): Call update_stmt_if_modified.
11094 (expand_vector_operations_1): Call mark_stmt_modified.
11095 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
11096 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
11097 add_immediate_use, redirect_immediate_use,
11098 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
11099 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
11100 (mark_new_vars_to_rename): Call update_stmt.
11101 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
11102 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
11104 (unmodify_stmt): Delete.
11105 (update_stmt): New. Force an update of a stmt.
11106 (update_stmt_if_modified): update a stmt if it is out of date.
11107 (get_stmt_operands): Verify stmt is NOT modified.
11108 (stmt_modified_p): Update comment.
11109 (delink_imm_use): Remove a use node from its immuse list.
11110 (link_imm_use_to_list): Link a use node to a specific list.
11111 (link_imm_use): Link a node to the correct list.
11112 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
11113 it in the correct list, if appropriate.
11114 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
11115 (relink_imm_use): Link a use node in place of another node in a list.
11116 (relink_imm_use_stmt): LInk a node in place of another node, and set
11118 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
11119 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
11120 (first_safe_imm_use): New. Initialize a safe immuse iterator.
11121 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
11122 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
11123 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
11124 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
11125 (has_zero_uses): New. Return true if there are no uses of a var.
11126 (has_single_use): New. Return true if there is only a single use of a
11128 (single_imm_use): New. Return the simgle immediate use.
11129 (num_imm_uses): New. Return the number of immediate uses.
11130 (get_v_must_def_ops): Use is now a pointer.
11131 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
11132 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
11134 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
11135 (delink_stmt_imm_use): Delink all immuses from a stmt.
11136 (phi_arg_index_from_use): New. Return a phi arg index for a use.
11137 * tree-flow.h (struct dataflow_d): Delete.
11138 (immediate_use_iterator_d): New. Immediate use iterator struct.
11139 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
11140 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
11141 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
11143 (struct stmt_ann_d): Remove dataflow_t from struct.
11144 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
11145 (if_convertible_phi_p): Use FAST immuse iterator.
11146 (if_convertible_loop_p): Don't call compute_immediate_uses.
11147 (replace_phi_with_cond_modify_expr): Call update_stmt.
11148 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
11149 update_stmt_if_modified.
11150 (rewrite_all_into_ssa): Initialize ssa operands.
11151 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
11152 compute_immediate_uses.
11153 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
11154 ssa_property is available.
11155 (execute_one_pass): Change parameters passed to execute_todo.
11156 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
11157 (remove_ssa_form): Call fini_ssa_operands.
11158 (insert_backedge_copies): Delete call to modify_stmt.
11159 * tree-phinodes.c (make_phi_node): Initialize use nodes.
11160 (release_phi_node): Delink any use nodes before releasing.
11161 (resize_phi_node): Relink any use nodes.
11162 (remove_phi_arg_num): Delink the use node.
11163 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
11164 (remove_all_phi_nodes_for): Release phi node first.
11165 * tree-pretty-print.c (dump_generic_node): Print stmt address.
11166 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
11167 (scalarize_use, scalarize_copy): Call update_stmt.
11168 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
11169 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
11170 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
11171 (ccp_initialize): Remove call to compute_immediate_uses.
11172 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
11173 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
11175 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
11176 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
11177 (eliminate_redundant_computations): Call mark_stmt_modified.
11178 (cprop_operand): Call mark_stmt_modified.
11179 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
11180 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
11181 (dse_optimize_stmt): Use new immuse interface.
11182 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
11183 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
11184 (substitute_single_use_vars): Use new immuse interface.
11185 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
11186 and compute_immediate_uses.
11187 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
11189 (rewrite_mem_refs): Call update_stmt.
11190 (determine_lsm): Remove call to compute_imm_uses and free_df.
11191 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
11192 (try_unroll_loop_completely): Call update_stmt.
11193 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
11194 (rewrite_use_compare): Call update_stmt.
11195 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
11196 (rewrite_use) : Call update_stmt.
11197 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
11198 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
11200 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
11201 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
11202 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
11204 (initialize_vuse_operand): New. Initialize a vuse operand.
11205 (initialize_v_may_def_operand): New. Initialize a maydef operand.
11206 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
11207 (finalize_ssa_defs): Use stmt parameter.
11208 (correct_use_link): Ensure a use node is in the correct list, and has
11209 the correct stmt pointer.
11210 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
11211 finalize_ssa_v_must_defs): Also initialize use nodes.
11212 (finalize_ssa_stmt_operands): Pass extra stmt operands.
11213 (build_ssa_operands): Seperate parsing from final operand construction.
11214 (parse_ssa_operands): New. Parse entry point for operand building.
11215 (swap_tree_operands): New. Swap 2 tree operands.
11216 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
11218 (get_expr_operands): Call swap_tree_operands when needed.
11219 (copy_virtual_operands): Use initialize routines for virtual use ops.
11220 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
11221 (verify_abort): New. Issue imm_use error.
11222 (verify_imm_links): New Verify imm_use links for a var.
11223 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
11224 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
11225 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
11226 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
11227 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
11228 (NULL_USE_OPERAND_P) Define.
11229 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
11231 (struct vuse_operand_type): New struct.
11232 (SET_USE): Call set_ssa_use_from_ptr.
11233 (USE_STMT): Define.
11234 (PHI_ARG_INDEX_FROM_USE): Define.
11235 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
11236 argument via SET_USE, not PHI_ARG_DEF_TREE.
11237 * tree-ssa-pre.c (eliminate): Call update_stmt.
11238 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
11240 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
11241 (nearest_common_dominator_of_uses): Use imm_use iterator.
11242 (statement_sink_location): Use imm_use iterator and interface.
11243 (execute_sink_code): Don't call compute_immediate_uses or free-df.
11244 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
11245 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
11246 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
11247 (verify_ssa): Ensure no stmt is marked modify after optimization pass
11248 if new parameter is true.
11249 (init_tree_ssa): Don't initialize operand cache here.
11250 (delete_tree_ssa): Don't destroy operand cache here.
11251 (propagate_into_addr): Pass in a use pointer, return true if anything
11253 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
11254 (check_phi_redundancy): Use imm_use iterator.
11255 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
11257 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
11258 (release_ssa_name): Delink node and all elements in its imm_use list.
11259 * tree-tailcall.c (adjust_return_value): Call update_stmt.
11260 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
11261 * tree-vectorizer.c (need_imm_uses_for): Delete.
11262 (vectorize_loops): Dont call compute_immediate_uses or free_df.
11263 * tree.h (struct ssa_imm_use_d): Define.
11264 (SSA_NAME_IMM_USE_NODE): Define.
11265 (struct tree_ssa_name): Add imm_use node.
11267 (PHI_ARG_IMM_USE_NODE): Define.
11268 (struct phi_arg_d): Add imm_use node.
11269 (struct tree_phi_node): Remove struct dataflow_d element.
11270 (TDF_STMTADDR): Define.
11272 2005-04-05 Dale Johannesen <dalej@apple.com>
11274 * doc/invoke.texi (Optimization Options): Remove
11275 duplicate -fcse-follow-jumps. Add -fweb.
11276 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
11277 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
11279 2005-04-05 Per Bothner <per@bothner.com>
11281 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
11282 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
11283 (warn_uninit): Get EXPR_LOCUS from context now instead.
11284 This fixes a USE_MAPPED_LOCATION testsuite failure.
11286 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
11288 2005-04-05 Per Bothner <per@bothner.com>
11290 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
11291 of the artification 'return 0' in main() to BUILTINS_LOCATION.
11292 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
11295 2004-04-05 Devang Patel <dpatel@apple.com>
11297 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
11298 (lhsr<mode>3): ... new name.
11299 (altivec_vsra<VI_char>): Rename to ..
11300 (ashr<mode>3): ... new name.
11301 * config/rs6000/rs6000.c (builtin_description): Rename shift
11304 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
11306 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
11307 gen_lowpart_for_combine.
11308 * cse.c (gen_lowpart_if_possible): Move...
11309 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
11310 gen_lowpart_SUBREG.
11311 (gen_lowpart_no_emit_general): Use it.
11313 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11315 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
11318 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11320 * system.h: Fix typo.
11322 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
11324 * config/bfin/bfin-modes.def: New file.
11325 * config/bfin/bfin-protos.h: New file.
11326 * config/bfin/bfin.c: New file.
11327 * config/bfin/bfin.h: New file.
11328 * config/bfin/bfin.md: New file.
11329 * config/bfin/bfin.opt: New file.
11330 * config/bfin/crti.s: New file.
11331 * config/bfin/crtn.s: New file.
11332 * config/bfin/elf.h: New file.
11333 * config/bfin/lib1funcs.asm: New file.
11334 * config/bfin/predicates.md: New file.
11335 * config/bfin/t-bfin: New file.
11336 * config/bfin/t-bfin-elf: New file.
11337 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
11338 Document new attributes.
11339 (interrupt, interrupt_handler, saveall): Update documentation for
11341 * doc/install.texi (Specific): Add entry for the Blackfin.
11342 * doc/invoke.texi (Blackfin Options): New section.
11343 * doc/md.texi (Blackfin family): New section to document constraints.
11344 * config.gcc: Add bfin*-* and bfin*-elf configurations.
11346 2005-04-05 Olivier Hainque <hainque@adacore.com>
11348 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
11349 match what the system unwinder expects.
11350 * config/mips/mips.c (mips_frame_set): If we're saving the return
11351 address register and the dwarf return address column number differs
11352 from the hard register number, adjust the note reg to refer to the
11355 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
11357 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
11358 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
11359 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11360 (processor_type): New enum.
11361 (mn10300_processor): New variable.
11362 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
11363 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
11364 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11365 (PROCESSOR_DEFAULT): New macro.
11366 * config/mn10300/mn10300.c (mn10300_processor): New variable.
11367 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11368 (mn10300_handle_option, mn10300_override_options): New functions.
11369 * config/mn10300/mn10300.opt: New file.
11371 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11372 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
11374 PR tree-optimization/19903
11375 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
11376 that don't fit in their type after conversion.
11378 2005-04-05 Uros Bizjak <uros@kss-loka.si>
11381 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
11382 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
11383 Allocate local stack slots here. Set ix86_optimize_mode_switching.
11384 flag here. Implement using define_insn_and_split.
11385 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
11386 (frndintxf2_mask_pm_i387): New insn patterns.
11387 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
11388 Do not set ix86_optimize_mode_switching flag.
11389 (ceilsf2, ceildf2, ceilxf2): Same.
11390 (btruncsf2, btruncdf2, btruncxf2): Same.
11391 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
11393 2005-04-05 Ian Lance Taylor <ian@airs.com>
11396 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
11397 i386_pe_record_external_function.
11398 (i386_pe_record_external_function): Update declaration.
11399 * config/i386/winnt.c (struct extern_list): Add decl field.
11400 (i386_pe_record_external_function): Add decl parameter.
11401 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
11403 * config/i386/i386-protos.h (i386_pe_record_external_function):
11404 Update declaration.
11406 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
11408 * config/m68k/m68k-protos.h: Add a prototype for
11409 valid_dbcc_comparison_p_2.
11410 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
11411 extend_operator, const_uint32_operand, const_sint32_operand,
11412 general_src_operand, nonimmediate_src_operand,
11413 memory_src_operand, post_inc_operand, pre_dec_operand,
11414 pcrel_address): Move to predicates to predicates.md.
11415 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
11416 * config/m68k/m68k.md: Include predicates.md.
11417 * config/m68k/predicates.md: New.
11419 2005-04-04 Roger Sayle <roger@eyesopen.com>
11421 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
11423 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
11425 2005-04-04 Ian Lance Taylor <ian@airs.com>
11427 * c-typeck.c (struct c_switch): Rename switch_stmt field to
11429 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
11430 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
11431 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
11432 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
11433 * c-common.c (c_do_switch_warnings_1): New static function broken
11434 out of c_do_switch_warnings.
11435 (c_do_switch_warnings): Call c_do_switch_warnings_1.
11436 (c_do_switch_expr_warnings): New function.
11437 * c-common.h (c_do_switch_expr_warnings): Declare.
11439 2005-04-04 David Edelsohn <edelsohn@gnu.org>
11440 Daniel Jacobowitz <dan@codesourcery.com>
11442 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
11444 * rtlanal.c (may_trap_p): Same.
11446 2005-04-04 Dale Johannesen <dalej@apple.com>
11448 * ChangeLog: remove reference to ChangeLog.12.
11450 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
11452 CRIS epilogue as RTL.
11453 * config/cris/cris.md: Change all 0 in unspec 0 to
11455 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
11456 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
11458 ("return"): Change to define_expand. Call cris_expand_return for
11460 ("*return_expanded"): New pattern.
11461 ("epilogue"): New define_expand.
11462 * config/cris/cris.h (PREDICATE_CODES): Add
11463 cris_load_multiple_op.
11464 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
11466 (enum cris_retinsn_type): New.
11467 (struct machine_function): New member return_type.
11468 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
11469 (cris_target_asm_function_epilogue): Remove, moving RTLified
11471 (cris_expand_epilogue): New function.
11472 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
11473 (cris_gen_movem_load, cris_load_multiple_op)
11474 (cris_return_address_on_stack_for_return, cris_expand_return): New
11476 (cris_target_asm_function_prologue)
11477 (cris_initial_frame_pointer_offset): Call
11478 cris_reg_saved_in_regsave_area instead of complicated expression.
11479 Call cris_return_address_on_stack instead of an expression.
11480 (cris_print_operand) <case 'o', case 'O'>: New cases.
11481 (cris_return_address_on_stack): Change return-type to bool.
11482 (cris_simple_epilogue): Ditto. Return false if registers are
11484 * config/cris/cris-protos.h (cris_simple_epilogue)
11485 (cris_return_address_on_stack): Adjust prototype return type.
11486 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
11487 (cris_return_address_on_stack_for_return): New prototypes.
11489 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11491 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
11492 gpr_or_int12_operand.
11494 * config/frv/frv-protos.h: Add a prototype to
11495 frv_legitimate_memory_operand and frv_const_unspec_p.
11496 (frv_unspec): Move from frv.c.
11497 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
11498 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
11499 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
11500 gpr_or_fpr_operand, gpr_or_int12_operand,
11501 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
11502 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
11503 int6_operand, int5_operand, uint5_operand, uint4_operand,
11504 uint1_operand, int_2word_operand, uint16_operand,
11505 upper_int16_operand, integer_register_operand,
11506 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
11507 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
11508 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
11509 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
11510 move_destination_operand, movcc_fp_destination_operand,
11511 frv_function_symbol_referenced_p, move_source_operand,
11512 condexec_dest_operand, condexec_source_operand,
11513 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
11514 const_unspec_operand, gpr_or_memory_operand,
11515 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
11516 icc_operand, fcc_operand, cc_operand, icr_operand,
11517 fcr_operand, cr_operand, call_operand, sibcall_operand,
11518 symbolic_operand, relational_operator,
11519 integer_relational_operator, float_relational_operator,
11520 ccr_eqne_operator, minmax_operator,
11521 condexec_si_binary_operator, condexec_si_media_operator,
11522 condexec_si_divide_operator, condexec_si_unary_operator,
11523 condexec_sf_conv_operator, condexec_sf_add_operator,
11524 condexec_memory_operand, intop_compare_operator, acc_operand,
11525 even_acc_operand, quad_acc_operand, accg_operand: Move to
11527 * config/frv/frv.h (PREDICATE_CODES): Remove.
11528 * config/frv/frv.md: Include predicates.md.
11529 * config/frv/predicates.md: New.
11531 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11534 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
11535 * tree-ssa-loop-ivopts.c: Include langhooks.h.
11536 (add_standard_iv_candidates_for_size): New function, extracting code
11537 from add_standard_iv_candidates and parameterizing it by type size.
11538 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
11540 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11542 * system.h (GCOV_SIZE_TYPE): Unposion.
11543 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
11544 (GCOV_TYPE_SIZE): ...this new macro.
11545 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
11546 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
11547 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
11548 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
11549 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
11550 instead of unsigned_intSI_type_node.
11551 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
11552 (rtl_gen_one_value_profiler_no_edge_manipulation)
11553 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
11554 * value-prof.c: Include coverage.h.
11556 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
11557 Diego Novillo <dnovillo@redhat.com>
11559 Fix PR tree-optimization/20703
11560 Fix PR tree-optimization/20725
11562 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
11563 (create_expression_by_pieces): Ditto.
11564 (valid_in_set): Ditto. Also handle tcc_declaration.
11565 (find_or_generate_expression): Handle comparison class.
11566 (insert_into_preds_of_block): Ditto.
11567 (insert_aux): Ditto.
11568 (create_value_expr_from): Handle comparison class, recursively
11569 handle reference nodes.
11570 (compute_avail): Handle comparison classes, rewrite a little cleaner.
11571 (execute_pre): Fix spacing.
11572 (do_fre): Renamed to execute_fre.
11574 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11576 * doc/invoke.texi (SPARC options): Document that
11577 -mlittle-endian is not supported on Linux either.
11579 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11583 * config.gcc (Obsolete configurations): Remove
11584 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
11585 (sparclite-*-coff*): Delete.
11586 (sparclite-*-elf*): Likewise.
11587 (sparc86x-*-elf*): Likewise.
11588 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
11589 * config/sparc/lite.h: Delete.
11590 * config/sparc/litecoff.h: Likewise.
11591 * config/sparc/liteelf.h: Likewise.
11592 * config/sparc/sp86x-elf.h: Likewise.
11593 * config/sparc/t-sparclite: Likewise.
11594 * config/sparc/t-sp86x: Likewise.
11596 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
11598 * config/s390/s390-protos.h: (s390_comparison,
11599 s390_alc_comparison, s390_slb_comparison, const0_operand,
11600 consttable_operand, larl_operand, s_operand,
11601 shift_count_operand, bras_sym_operand, load_multiple_operation,
11602 store_multiple_operation, s390_plus_operand): Remove prototypes.
11603 (s390_legitimate_address_without_index_p): New prototype.
11604 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
11606 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
11607 const0_operand, consttable_operand, larl_operand, s_operand,
11608 shift_count_operand, bras_sym_operand, load_multiple_operation,
11609 store_multiple_operation, s390_plus_operand): Move to
11611 (check_mode): Remove.
11612 (s390_branch_condition_mask): Remove 'static'. Move prototype to
11614 (s390_legitimate_address_without_index_p): New.
11615 * config/s390/s390.h (PREDICATE_CODES): Remove.
11616 * config/s390/s390.md: Include predicates.md.
11617 * config/s390/predicates.md: New.
11619 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11622 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
11623 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
11624 (NEED_INDICATE_EXEC_STACK): Define to 1.
11625 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
11626 (NEED_INDICATE_EXEC_STACK): Define to 1.
11627 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
11628 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
11629 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
11630 (pic_helper_emitted_p): New global.
11631 (emit_pic_helper): New function extracted from...
11632 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
11633 Do not call emit_pic_helper if delay_pic_helper is true.
11634 (sparc_expand_prologue): Pass 'false' to load_pic_register.
11635 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
11636 (sparc_file_end): New function.
11638 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11640 * config/mcore/mcore-protos.h: Remove the prototypes for
11641 mcore_arith_reg_operand, mcore_general_movsrc_operand,
11642 mcore_general_movdst_operand, mcore_reload_operand,
11643 mcore_arith_J_operand, mcore_arith_K_operand,
11644 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
11645 mcore_arith_K_S_operand, mcore_arith_imm_operand,
11646 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11647 mcore_literal_K_operand, mcore_addsub_operand,
11648 mcore_compare_operand, mcore_load_multiple_operation,
11649 mcore_store_multiple_operation, mcore_call_address_operand.
11650 Add a prototype for const_ok_for_mcore.
11651 * config/mcore/mcore.c (mcore_call_address_operand,
11652 mcore_general_movsrc_operand, mcore_general_movdst_operand,
11653 mcore_arith_reg_operand, mcore_reload_operand,
11654 mcore_arith_J_operand, mcore_arith_K_operand,
11655 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
11656 mcore_arith_M_operand, mcore_arith_imm_operand,
11657 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11658 mcore_literal_K_operand, mcore_addsub_operand,
11659 mcore_compare_operand, mcore_load_multiple_operation,
11660 mcore_store_multiple_operation): Move to predicates.md.
11661 (const_ok_for_mcore): Export.
11662 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
11663 * config/mcore/mcore.md: Include predicates.md.
11664 * config/mcore/predicates.md: New.
11666 * config/mcore/predicates.md: Fix a comment typo.
11668 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
11669 Adrian Straetling <straetling@de.ibm.com>
11671 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
11672 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
11673 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
11675 ("imul"): Removed from "type" attribute.
11676 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
11677 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
11678 Changed type to imulsi.
11679 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
11681 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11683 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
11684 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
11685 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
11686 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
11687 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
11688 (TARGET_SWITCHES, mcore_stack_increment_string)
11689 (TARGET_OPTIONS): Delete.
11690 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
11691 than *_BIT constants.
11692 (TARGET_8ALIGN): #undef old definition before redefining to 1.
11693 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
11694 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
11695 (mcore_override_options): Delete mcore_stack_increment code.
11696 Change use of M340_BIT to MASK_M340.
11697 * config/mcore/mcore.opt: New file.
11699 2005-04-04 Ian Lance Taylor <ian@airs.com>
11701 * config/arm/arm.c (replace_symbols_in_block): Remove static
11704 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11706 * config/fr30/fr30-protos.h: Remove the prototypes for
11707 stack_add_operand, add_immediate_operand,
11708 high_register_operand, low_register_operand, call_operand,
11709 di_operand, and nonimmediate_di_operand.
11710 * config/fr30/fr30.c (stack_add_operand,
11711 add_immediate_operand, high_register_operand,
11712 low_register_operand, call_operand, di_operand,
11713 nonimmediate_di_operand): Move to predicates.md.
11714 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
11715 * config/fr30/fr30.md: Include predicates.md.
11716 * config/fr30/predicates.md: New.
11718 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
11719 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
11720 mcore_call_address_operand.
11722 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
11723 general_movsrc_operand.
11725 2005-04-04 Alan Modra <amodra@bigpond.net.au>
11727 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
11730 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
11733 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
11736 2005-04-04 Richard Henderson <rth@redhat.com>
11737 Jakub Jelinek <jakub@redhat.com>
11739 PR rtl-optimization/16104
11740 * fold-const.c (fold_unary): Fix folding of vector conversions.
11742 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11744 * config.gcc (xstormy16-*-elf): Set extra_options.
11745 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
11746 * config/stormy16/stormy16.opt: New file.
11748 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11750 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
11751 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
11752 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
11753 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
11754 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
11755 (TARGET_UNIX_ASM): Delete.
11756 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
11757 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
11758 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
11759 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11760 * config/pdp11/pdp11.opt: New file.
11762 2005-04-03 Roger Sayle <roger@eyesopen.com>
11763 Alexandre Oliva <aoliva@redhat.com>
11766 * fold-const.c (non_lvalue): Split tests into...
11767 (maybe_lvalue_p): New function.
11768 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
11769 C++ front-end prior to lowering into gimple form.
11771 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11773 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
11774 BUILT_IN_STRNCASECMP): New.
11775 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
11778 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
11781 * arm.md (addsi3_compare0_for_combiner): Delete.
11782 (addsi3_compare0_scratch_for_combiner): Delete.
11783 (cmpsi_neg_shiftsi): Delete.
11784 (compare_negsi_si): New pattern.
11785 (cmpsi_negshiftsi_si): New pattern.
11786 (negated_cbranchsi4): Restrict to equality_operator.
11788 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
11791 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11793 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
11796 * doc/install.texi: Fix a typo.
11798 2005-04-03 Steven Bosscher <stevenb@suse.de>
11800 PR middle-end/20648
11801 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
11802 a computed goto if the edge to the computed goto block has
11803 incoming abnormal edges. Clarify how the function works.
11805 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
11807 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
11808 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
11809 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
11810 hash_scan_set, reg_set_between_after_reload_p,
11811 reg_used_between_after_reload_p, get_avail_load_store_reg,
11812 eliminate_partially_redundant_load): Likewise.
11813 * postreload.c (reload_cse_simplify_set,
11814 reload_combine_note_use): Likewise.
11815 * predict.c (predict_insn, expected_value_to_br_prob,
11816 propagate_freq, expensive_function_p): Likewise.
11817 * print-rtl.c (print_rtx): Likewise.
11818 * profile.c (instrument_edges, instrument_values,
11819 compute_branch_probabilities, branch_prob, union_groups,
11820 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
11821 * protoize.c (in_system_include_dir, file_could_be_converted,
11822 file_normally_convertible, gen_aux_info_file, seek_to_line,
11823 do_cleaning): Likewise.
11824 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
11825 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
11826 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
11828 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11830 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
11831 * modulo-sched.c (undo_replace_buff_elem): New structure.
11832 (kernel_number_of_cycles, ps_unschedule_node,
11833 undo_generate_reg_moves,free_undo_replace_buff,
11834 undo_permute_partial_schedule, loop_single_full_bb_p,
11835 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
11836 build_loops_structure, get_sched_window): New.
11837 (generate_reg_moves): Return undo_replace_buff_elem and other
11839 (generate_prolog_epilog): Remove old loop versioning.
11840 (sms_schedule): Use loop information and loop_version.
11841 (sms_schedule_by_order): Split part of it to get_sched_window.
11842 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
11843 cfg_layout_finalize and free_dominance_info before/after SMS.
11845 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11847 * cfghooks.c (lv_flush_pending_stmts,
11848 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
11849 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
11850 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
11851 lv_add_condition_to_bb,
11852 lv_adjust_loop_header_phi, extract_cond_bb_edges,
11853 flush_pending_stmts): New in cfg_hooks structure.
11854 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
11855 extract_cond_bb_edges, lv_adjust_loop_header_phi,
11856 lv_add_condition_to_bb): New declarations.
11857 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
11859 (loop_version): Declare.
11860 * cfgloopmanip.c (cfghooks.h): Include.
11861 (duplicate_loop_to_header_edge): Change return type to bool.
11862 (loop_version, lv_adjust_loop_entry_edge): Move here.
11863 * cfgrtl.c (cfgloop.h): Include.
11864 (rtl_verify_flow_info_1): Fix.
11865 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
11866 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
11868 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
11869 tree_lv_add_condition_to_bb): New.
11870 (tree_cfg_hooks): Add new hooks to initialization.
11871 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
11872 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
11874 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11876 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11877 xstormy16_below100_or_register,
11878 xstormy16_splittable_below100_or_register, and
11879 nonimmediate_nonstack_operand.
11881 * config/stormy16/stormy16-protos.h: Remove the prototypes for
11882 xstormy16_ineqsi_operator, equality_operator,
11883 inequality_operator, shift_operator,
11884 xstormy16_below100_operand, xstormy16_below100_or_register,
11885 xstormy16_splittable_below100_or_register,
11886 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11887 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11888 equality_operator, inequality_operator,
11889 xstormy16_below100_operand, xstormy16_below100_or_register,
11890 xstormy16_splittable_below100_or_register,
11891 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11892 nonimmediate_nonstack_operand, shift_operator): Move to
11894 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11895 * config/stormy16/stormy16.md: Include predicates.md.
11896 * config/stormy16/predicates.md: New.
11898 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11900 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11901 small_int, large_int, reg_or_0_operand, simple_memory_operand,
11902 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
11903 move_operand, power_of_2_operand): Move to predicates.md.
11904 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
11905 PREDICATE_CODE): Remove.
11906 * config/iq2000/iq2000.md: Include predicates.md.
11907 * config/iq2000/predicates.md: New.
11909 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
11911 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
11912 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
11913 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
11914 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
11915 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
11916 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
11917 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
11918 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11919 (TARGET_M68HC11): Delete.
11920 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
11921 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
11922 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
11923 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11924 (nb_soft_regs): Delete.
11925 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
11926 (m68hc11_override_options): Remove the code that caters for MASK_M6811
11927 and MASK_M6812 being set simultaneously. Change the code that sets
11928 the default m68hc11_soft_reg_count to use integers instead of strings.
11929 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
11930 m68hc11_soft_reg_count (which now has an int type) as the number
11932 * config/m68hc11/m68hc11.opt: New file.
11934 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11936 * config/fr30/fr30.h (PREDICATE_CODES): Remove
11937 fp_displacement_operand, sp_displacement_operand.
11939 * config/m68hc11/m68hc11-protos.h: Add a prototype for
11941 Remove the prototypes for tst_operand, cmp_operand,
11942 stack_register_operand, d_register_operand,
11943 hard_addr_reg_operand, splitable_operand,
11944 m68hc11_logical_operator, m68hc11_arith_operator,
11945 m68hc11_non_shift_operator, m68hc11_shift_operator,
11946 m68hc11_unary_operator, m68hc11_eq_compare_operator,
11947 non_push_operand, hard_reg_operand, and
11948 reg_or_some_mem_operand.
11949 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
11951 (tst_operand, cmp_operand, non_push_operand,
11952 splitable_operand, reg_or_some_mem_operand,
11953 stack_register_operand, d_register_operand,
11954 hard_addr_reg_operand, hard_reg_operand,
11955 m68hc11_eq_compare_operator, m68hc11_logical_operator,
11956 m68hc11_arith_operator, m68hc11_non_shift_operator,
11957 m68hc11_shift_operator, m68hc11_unary_operator): Move to
11959 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
11960 * config/m68hc11/m68hc11.md: Include predicates.md.
11961 * config/m68hc11/predicates.md: New.
11963 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11966 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
11967 change checked in along with 2005-03-03's patch for debug/20253.
11968 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
11969 (remap_decl): Insert type decl in map earlier.
11971 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11973 PR tree-optimization/20640
11974 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
11975 post-dominator if it has phi nodes.
11976 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
11977 before dead statements.
11979 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11981 PR middle-end/20491
11982 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
11984 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
11986 PR rtl-optimization/20290
11987 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
11988 in every iteration if the entry point is the exit test.
11990 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
11992 * config/cris/cris.md (attribute "length"): Define.
11994 2005-04-02 Geoffrey Keating <geoffk@apple.com>
11996 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
11997 (word_offset_memref_operand): New.
11998 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
11999 (indexed_or_indirect_operand): Delete.
12000 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
12001 (indexed_or_indirect_operand): Delete.
12003 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
12006 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
12009 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
12010 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
12012 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12014 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
12016 2005-04-01 Ian Lance Taylor <ian@airs.com>
12018 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
12019 (rus, prus): Remove static variables.
12020 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
12021 (process_command): Permit report_times and use_pipes together.
12023 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
12025 * c-decl.c (validate_proto_after_old_defn): Look at
12026 TYPE_MAIN_VARIANT of argument types.
12028 2005-04-01 Paul Brook <paul@codesourcery.com>
12030 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
12031 (arm_output_function_epilogue): Allow call_via_SP.
12032 (thumb_call_via_reg, arm_file_end): Ditto.
12033 * config/arm/arm.h (struct machine_function): Include space for SP.
12034 (thumb_call_via_label): Update declaration.
12036 2005-04-01 Ian Lance Taylor <ian@airs.com>
12038 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
12039 doing a peephole optimization, once again put any notes in the
12042 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12044 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
12046 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
12048 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
12049 (block_alloc, find_free_reg): Likewise.
12050 * loop-doloop.c (doloop_modify): Likewise.
12051 * loop-invariant.c (record_use): Likewise.
12052 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
12053 get_iv_value, canon_condition, eliminate_implied_condition,
12054 eliminate_implied_condition, simplify_using_initial_values,
12055 shorten_into_mode, canonicalize_iv_subregs,
12056 iv_number_of_iterations): Likewise.
12057 * loop-unroll.c (expand_var_during_unrolling): Likewise.
12058 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
12059 unswitch_loop): Likewise.
12060 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
12061 move_movables, replace_call_address, find_and_verify_loops,
12062 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
12063 record_giv, final_giv_value, general_induction_var,
12064 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
12065 loop_giv_dump): Likewise.
12067 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
12068 GCOV_CHECK_WRITING): Remove.
12069 (gcov_position, gcov_rewrite): Use gcc_assert.
12070 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
12071 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
12072 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
12075 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12077 * tree-inline.c: Fix a typo.
12079 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
12081 * configure.ac (enable-checking): Explicitly set all variables for
12082 collective switch values. Alphabetize variables. Rename
12083 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
12085 * doc/install.texi (enable-checking): Update documentation.
12086 * configure: Rebuilt.
12088 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12090 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
12093 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
12095 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
12096 Also reject cases where this pattern will cause load delay stalls
12097 unless optimizing for size and it will produce a shorter sequence.
12098 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
12099 variants to avoid pre-adjusting the base when possible.
12101 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
12103 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
12104 the frame and argument pointers.
12105 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
12106 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
12107 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
12108 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
12109 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
12110 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
12112 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
12114 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
12115 with entry for selectany attribute.
12116 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
12118 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
12119 (i386_pe_asm_named_section): Handle sections generated by
12120 selectany attribute.
12121 * doc/extend.texi (selectany): Document attribute.
12123 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
12124 Jan Hubicka <jh@suse.cz>
12126 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
12127 to fix addresses involving EBP and ESP.
12128 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
12129 for SUBREGed registers.
12130 (legitimate_address_p): Accept SUBREGed registers.
12132 2005-04-01 Jakub Jelinek <jakub@redhat.com>
12135 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
12136 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
12139 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12141 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
12143 2005-04-01 James E Wilson <wilson@specifixinc.com>
12146 * dwarf2out.c (rtl_for_decl_init): New function.
12147 (rtl_for_decl_location): Extracted from here.
12148 (tree_add_const_value_attribute): Call rtl_for_decl_init and
12149 add_const_value_attribute. Delete initializer_constant_valid_p call.
12151 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12153 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
12154 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
12155 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
12156 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
12157 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
12158 config/i386/i386.md, config/rs6000/predicates.md,
12159 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
12160 config/s390/s390.c, config/stormy16/stormy16.c,
12161 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
12164 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
12167 * gimplify.c (gimplify_expr): Create a temporary for lvalue
12168 COND_EXPR and CALL_EXPR.
12170 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
12173 * genautomata.c (first_cycle_unit_presence): Check all alternative
12174 states for unit presence.
12176 * doc/md.texi: Remove remark about impossibility to query unit
12177 presence in non nondeterministic automaton state.
12179 * config/ia64/ia64.c (get_template): Change order of unit querying.
12181 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12183 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
12186 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
12188 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
12189 flag for edges outside any loops.
12191 2005-03-31 Janis Johnson <janis187@us.ibm.com>
12193 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
12195 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12197 * tree-ssa-alias.c: Follow spelling conventions.
12198 * doc/tree-ssa.texi: Fix a typo.
12200 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
12202 * postreload-gcse.c: Include target.h.
12203 (gcse_after_reload_main): Return early if we cannot modify jumps.
12204 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
12206 2005-03-31 David Edelsohn <edelsohn@gnu.org>
12208 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
12209 expensive operations.
12211 2005-03-31 Ian Lance Taylor <ian@airs.com>
12213 * collect2.c (lderrout): New variable.
12214 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
12215 if it is set, to stderr.
12216 (handler): Unlink lderrout if it is set.
12217 (dump_file): Add "to" parameter. Change all callers.
12218 (main): Initialize lderrout.
12219 (collect_execute): Add errname parameter. Change all callers.
12220 Rename redir parameter to outname. Never pass
12221 PEX_STDERR_TO_STDOUT to pex_run.
12222 * collect2.h (collect_execute, dump_file): Update declarations.
12223 * tlink.c (tlink_execute): Add errname parameter. Change all
12225 (do_tlink): Check lderrout as well as ldout.
12227 2005-03-31 Caroline Tice <ctice@apple.com>
12229 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
12230 (bb-reorder.o): Add errors.h to list of requirements.
12231 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
12232 profiledbootstrap flags.
12233 * bb-reorder.c (errors.h): Add new include.
12234 (struct bbro_basic_block_data_def): Add new field, in_trace.
12235 (add_unlikely_executed_notes): Remove function.
12236 (mark_bb_for_unlikely_executed_section): Remove function.
12237 (insert_section_boundary_note): New function.
12238 (verify_hot_cold_block_grouping): New function.
12239 (push_to_next_round_p): Remove variables and tests that push all
12240 cold blocks to last round.
12241 (find_traces): Remove code that added extra round of trace finding
12242 when doing partitioning.
12243 (find_traces_1_round) : Remove variable last_round; add code to
12244 update new struct field, in_trace; correct trace_length where it was
12245 incorrect before (after call to copy_bb); change code that pushed all
12246 cold blocks to last round. Instead verify that all blocks going into
12247 a trace belong in the same partition.
12248 (connect_traces): Modify to connect the traces in two passes, if the
12249 function contains both hot and cold blocks. The first pass connects
12250 all the traces for blocks in the partition that the first block in
12251 the function belongs to; the second pass connnects all the traces
12252 containing blocks that belong in the other partition.
12253 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12254 code that automatically put the first block in a function into the
12255 hot partition if the function had any hot blocks.
12256 (fix_crossing_unconditional_branches): Check number of succ edges
12257 before attempting to get one.
12258 (fix_edges_for_rarely_executed_code): Update comment describing
12260 (reorder_basic_blocks): Add code to initialize new field (in_trace);
12261 remove call to add_unlikely_executed_notes; add call to
12262 verify_hot_cold_block_grouping.
12263 (duplicate_computed_gotos): Don't change computed goto if it's a
12265 (partition_hot_cold_basic_blocks): Update function comment.
12266 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
12268 (try_forward_edges): Likewise.
12269 (merge_blocks_move_predecessor_nojumps): Likewise.
12270 (merge_blocks_move_successor_nojumps): Likewise.
12271 (merge_blocks_move): Likewise.
12272 (try_crossjump_bb): Likewise.
12273 * cfglayout.c (update_unlikely_executed_notes): Remove function.
12274 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
12275 notes to cold bb's; remove call to update_unlikely_executed_notes.
12276 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12277 NOTE_INSN_SWITCH_TEXT_SECTIONS.
12278 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
12279 function declaration.
12280 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
12281 from consideration.
12282 (rtl_can_merge_blocks): Remove redundancy from condition.
12283 (try_redirect_by_replacing_jump): Likewise.
12284 (force_nonfallthru_and_redirect): Remove code for adding
12285 UNLIKELY_EXECUTED_CODE notes to cold bb's.
12286 (commit_one_edge_insertion): Likewise.
12287 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
12288 * dbxout.c (FORCE_TEXT): Replace function_section with
12289 current_function_section.
12290 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
12291 function, switch_text_section.
12292 (struct xcoff_debug): Likewise.
12293 (dbxout_function_end): Add code to put out label diffs for both
12294 hot and cold sections.
12295 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
12296 for new debug_hooks funciton, switch_text_section..
12297 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
12298 switch_text_section.
12299 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
12300 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
12301 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
12302 dw_fde_switched_sections.
12303 (output_call_frame_info): Add test to see if function switches text
12304 sections in the middle; if so, use appropriate extra hot and cold
12305 section labels to compute size deltas for the hot and cold sections.
12306 (dwarf2out_begin_prologue): Add code to initialize new fields in
12308 (dwarf2out_switch_text_section): New function (invoked through
12309 debug_hook); updates new fields in dw_fde_struct appropriately and
12310 increments separate_line_info_table_in_use.
12311 (dwarf2_debug_hooks): Initialize switch_text_section function to be
12312 dwarf2out_switch_text_section.
12313 (struct var_loc_node): Add new field, section_label.
12314 (output_aranges): Add code to check whether in hot or cold section and
12315 use the appropriate label in calculating deltas.
12316 (output_ranges): Likewise.
12317 (output_line_info): Add code to check which section we're in and
12318 use appropriate hot/cold label.
12319 (add_location_or_constant_value_attribute): Likewise.
12320 (gen_subprogam_die): Modify arange attributes to use correct labels.
12321 (dwarf2out_begin_block): Change call to function_section into call to
12322 current_function_section.
12323 (dwarf2out_end_block): Likewise.
12324 (dwarf2out_source_line): Likewise.
12325 (dwarf2out_var_location): Add code to check whether in hot or cold
12326 section and use the appropriate label.
12327 * except.c (output_function_exception_table): Change call to
12328 function_section into call to current_function_section.
12329 * final.c (profile_function): Likewise.
12330 (scan_ahead_for_unlikely_executed_note): Remove function.
12331 (final_scan_insn): Remove calls to
12332 scan_ahead_for_unlikely_executed_note, and related code for switching
12333 to cold section, except for the single time
12334 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
12335 debug_hooks->switch_text_sections; replace appropriate calls to
12336 function_section with calls to current_function_section.
12337 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
12338 test_bb to condition.
12339 (find_if_case_2): Likewise.
12340 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12341 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
12342 * opts.c (decode_options): Change warning about hot/cold partitioning
12343 with exceptionss to inform (so as not to cause bootstrap failures);
12344 remove warning about partitioning with DWARF debug info.
12345 * output.h (current_function_section): Add new function decl.
12346 (insert_section_boundary_note): Likewise.
12347 (enum in_section): Move this declaration here from varasm.c.
12348 (unlikely_section_label): Likewise.
12349 (unlikely_text_section_name): Likewise.
12350 (last_text_section_name): New global variable.
12351 (last_text_section): Likewise.
12352 (hot_section_label): Likewise.
12353 (hot_section_end_label): Likewise.
12354 (cold_section_end_label): Likewise.
12355 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
12356 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
12357 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
12358 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
12359 insn from consideration.
12360 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
12361 switch_text_section.
12362 * varasm.c (basic-block.h): Add new include.
12363 (unlikely_section_label_printed): Remove global variable.
12364 (unlikely_section_label): Make global variable not be static any more.
12365 (unlikely_text_section_name): Likewise.
12366 (hot_section_end_label): New global variable (not static)
12367 (first_function_block_is_cold): Likewise.
12368 (hot_section_label): Likewise.
12369 (cold_section_end_label): Likewise..
12370 (last_text_section): New global variable, not static.
12371 (last_text_section_name): New global variable, not static.
12372 (initialize_cold_section_name): New function.
12373 (enum in_section): Move declaration to output.h.
12374 (text_section): Update last_text_section.
12375 (unlikely_text_section): Replace code to determine cold section name
12376 with call to initialize_cold_section_name; Add code to update
12377 last_text_section; remove code for printing out label.
12378 (named_section_real): Add code to update last_text_section and
12379 last_text_section_name as appropriate.
12380 (function_section): Change test for 'unlikely' to depend on
12381 first_function_block_is_cold (moved old test to
12382 current_function_section).
12383 (current_function_section): New function.
12384 (assemble_start_function): Move code that frees
12385 unlikely_text_section_name; initialize hot_section_end_label;
12386 print hot and cold section labels at the start of the function;
12387 set first_function_block_is_cold, if appropriate; initialize l
12388 ast_text_section; add call to insert_section_boundary_note.
12389 (assemble_end_function): Add code to write out hot and cold section
12391 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
12392 switch_text_section.
12393 * config/darwin.c (machopic_select_section): Replace incorrect
12394 function in base_funs; update reloc for cold sections if necessary.
12395 * config/darwin.h (SECTION_FUNCTION): Add code to update
12396 last_text_section if appropriate.
12397 (text_unlikely_section): Remove.
12398 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
12399 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
12400 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
12401 partitioning for this architecture.
12403 2005-03-31 Olivier Hainque <hainque@adacore.com>
12405 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
12406 defined and non-zero.
12408 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
12411 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
12414 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12417 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
12418 label operand. Remove (use (unspec..)). Don't emit a label on
12420 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
12421 generate inline label for load_toc_v4_PIC_1b.
12422 (rs6000_emit_load_toc_table): Likewise.
12424 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12426 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
12427 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
12429 2005-03-29 Devang Patel <dpatel@apple.com>
12431 * tree-sra.c (decide_block_copy): Disable scalarization of
12434 2005-03-30 Stuart Hastings <stuart@apple.com>
12435 Dale Johannesen <dalej@apple.com>
12437 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
12438 * print-tree.c (print_node): Add case STATEMENT_LIST.
12440 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12442 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
12443 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
12444 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
12445 is given with "powerpc64*" or "all", or when --with-cpu chooses
12448 2005-03-30 James E. Wilson <wilson@specifixinc.com>
12451 * dwarf2out.c (add_high_low_attributes): New function, extracted from
12452 gen_lexical_block_die.
12453 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
12455 2005-03-31 Jan Hubicka <jh@suse.cz>
12457 2004-11-02 Jan Hubicka <jh@suse.cz>
12459 * cgraph.c (cgraph_varpool_node_name): New function.
12460 (dump_cgraph_varpool_node): New function.
12461 (dump_varpool): New function.
12462 * cgraphunit.c (cgraph_optimize): Dump varpool.
12464 2004-10-16 Jan Hubicka <jh@suse.cz>
12466 * cgraph.c (decide_is_variable_needed): New function.
12467 (cgraph_varpool_finalize_decl): Use it.
12468 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
12470 * final.c (output_addr_const): Do not call mark_referenced.
12471 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
12472 always go via cgraph.
12473 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
12474 (check_global_declarations): Ifdef out code clearing DECL_RTL.
12475 * tree-optimize.c (execute_inline): Mark functions called.
12476 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
12478 2004-10-11 Jan Hubicka <jh@suse.cz>
12480 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
12481 (cgraph_varpool_last_needed_node): New static variable.
12482 (enqueue_needed_varpool_node): Break out from ...; add items to the
12483 end of queue; update first pointers.
12484 (cgraph_varpool_mark_needed_node): ... here.
12485 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
12486 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
12487 * cgraph.h (cgraph_varpool_node): Add analyzed field.
12488 (cgraph_varpool_first_unanalyzed_node): Declare.
12489 * cgraphunit.c: Include output.h.
12490 (cgraph_varpool_analyze_pending_decls): New function.
12491 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
12492 for errors, analyze pending decls.
12493 (cgraph_finalize_compilation_unit): Only analyze decls.
12494 (cgraph_optimize): Assemble the decls after expanding.
12496 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
12498 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
12499 subvars get marked properly in tags for grouping.
12500 (add_pointed_to_var): Mark only actual pointed to
12501 variables/subvars in addresses needed.
12502 (create_overlap_variables_for): Clear call clobbered on original
12504 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
12505 addresable vars with subvars into list.
12506 * tree-ssa.c (verify_ssa_name): Verify original is not used where
12509 2005-03-30 Richard Henderson <rth@redhat.com>
12511 * cgraph.h (struct cgraph_node): Add alias.
12512 * varasm.c (assemble_alias): Set it.
12513 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
12514 avoid calling cgraph_expand_function.
12516 2005-03-30 Tom Tromey <tromey@redhat.com>
12518 * tree.def (FILE_TYPE): Removed.
12519 * typeclass.h (enum type_class): Removed file_type_class.
12520 * dwarf2out.c (is_base_type): Updated.
12521 (gen_type_die): Likewise.
12522 * dbxout.c (dbxout_type): Updated.
12523 * builtins.c (type_to_class): Updated.
12524 * tree.c (type_contains_placeholder_1): Updated.
12525 * config/sparc/sparc.c (sparc_type_code): Updated.
12526 * config/ia64/ia64.c (hfa_element_mode): Updated.
12527 * expr.c (count_type_elements): Updated.
12528 * stor-layout.c (layout_type): Updated.
12529 * tree-inline.c (remap_type): Updated.
12530 * tree-pretty-print.c (dump_generic_node): Updated.
12532 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
12534 * builtins.c (expand_builtin_powi): Fix mode of
12535 2nd argument to match int.
12536 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
12537 2nd argument type to int.
12538 * libgcc2.c: Change prototype of __powi* functions to use
12541 2005-03-30 Dale Johannesen <dalej@apple.com>
12543 PR middle-end/19225
12544 * calls.c (expand_call): Flush pending deferrals before
12547 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12551 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
12552 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
12553 c_label_context, label_context_stack): New.
12554 * c-decl.c (define_label): Check for jumps into statement
12555 expressions. Add label to list of defined labels.
12556 (start_function): Push context on label_context_stack.
12557 (finish_function): Pop context from label_context_stack.
12558 * c-typeck.c (label_context_stack): New.
12559 (c_finish_goto_label): Check for jumps into statement
12560 expressions. Add label to list of jumped to labels.
12561 (struct c_switch): Add blocked_stmt_expr.
12562 (c_start_case): Initialize it.
12563 (do_case): Check it.
12564 (c_finish_case): Verify !blocked_stmt_expr.
12565 (c_begin_stmt_expr): Push context on label_context_stack.
12566 Increment blocked_stmt_expr. Mark labels jumped to from outside
12568 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
12569 defined in the statement expression and no longer jumpable to.
12570 Mark labels jumped to from just outside the statement expression
12571 as again definable. Pop context from label_context_stack.
12572 * doc/extend.texi (Statement Exprs): Update.
12574 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12577 * c-decl.c (start_function): Check for old_decl being
12580 2005-03-30 Ian Lance Taylor <ian@airs.com>
12582 * final.c (final): Remove prescan parameter. Change all callers.
12583 (final_scan_insn): Remove prescan parameter. Change all callers.
12585 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
12587 * tree-vectorizer.c: Fix comment typos.
12589 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
12591 * tree-scalar-evolution.c (instantiate_parameters_1): Return
12592 as soon as a chrec_dont_know is detected.
12594 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
12596 Merge from csl-arm-branch.
12597 2004-02-12 Mark Mitchell <mark@codesourcery.com>
12599 * tlink.c (recompile_files): Do not assume that "rename" can
12600 overwrite an existing file.
12602 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
12604 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
12605 * gcc/configure: Regenerate.
12607 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12609 * doc/install.texi: Update binutils requirement for powerpc*-linux.
12611 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
12613 * calls.c (struct arg_data): Update "partial" comment.
12614 (load_register_parameters): Update "nregs" comment.
12616 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12618 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
12619 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
12620 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
12621 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
12622 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
12623 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
12624 than target_flags & 0.
12625 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
12626 (iq2000_arch, iq2000_parse_cpu): Delete.
12627 (TARGET_HANDLE_OPTION): Override default.
12628 (iq2000_handle_option): New function.
12629 (override_options): Remove -march= and -mcpu= handling.
12630 * config/iq2000/iq2000.opt: New file.
12632 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12634 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
12635 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
12636 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
12637 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
12638 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
12639 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
12640 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
12641 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
12642 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
12643 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
12644 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
12645 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
12646 (c4x_rpts_cycles_string, c4x_cpu_version_string)
12647 (TARGET_OPTIONS): Delete.
12648 (c4x_rpts_cycles, c4x_cpu_version): Declare.
12649 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
12650 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
12651 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
12652 (c4x_cpu_version_string): Delete.
12653 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12654 (c4x_handle_option): New function. Map -m3x and -m4x options to the
12655 equivalent -mcpu= option.
12656 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
12657 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
12658 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
12659 or clearing the appropriate MASK_* bit.
12660 (c4x_file_start): Use c4x_cpu_version.
12661 * config/c4x/c4x.opt: New file.
12663 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12665 * doc/options.texi: Document the new MaskExists flag.
12666 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
12667 if the option has the MaskExists flag.
12669 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12671 * opt-functions.awk (flag_set_p, test_flag): New functions.
12672 (switch_flags): Use them.
12673 * opth-gen.awk: Use flag_set_p to check for flags.
12674 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
12676 2005-03-30 Ian Lance Taylor <ian@airs.com>
12678 * config.host (i[34567]86-*-mingw32*): Don't set
12679 host_can_use_collect2 to no.
12681 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12684 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
12685 Remove convert_memory_address call duplicating that in memory_address.
12687 2005-03-29 Richard Henderson <rth@redhat.com>
12690 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
12691 (build_compound_literal): Likewise. Propagate decl type into the
12693 (finish_decl): Likewise. Use new return value from complete_array_type
12694 for zero sized arrays.
12695 (complete_array_type): Move ...
12696 * c-common.c (complete_array_type): ... here. Change first argument
12697 to pointer-to-type-node. Consistently use sizetype for the index
12698 except for zero sized arrays. Detect zero sized arrays for pedantic
12699 mode diagnostics. Create a new type node instead of modifying the
12701 * c-tree.h (complete_array_type): Move decl ...
12702 * c-common.h (complete_array_type): ... here.
12704 2005-03-29 Richard Henderson <rth@redhat.com>
12707 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
12709 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
12711 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
12712 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
12713 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
12714 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
12716 2005-03-29 Eric Christopher <echristo@redhat.com>
12718 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
12719 truthvalue conversion removal.
12721 2005-03-29 Ian Lance Taylor <ian@airs.com>
12724 * collect2.c: Never include <vfork.h>.
12725 (VFORK_STRING, vfork): Don't define.
12726 (pid): Remove global variable.
12727 (handler): Call raise instead of kill (getpid(), ...).
12728 (collect_wait): Add pex parameter. Change all callers. Use
12729 pex_get_status rather than pwait.
12730 (do_wait): Add pex parameter. Change all callers.
12731 (collect_execute): Return struct pex_obj * rather than void. Use
12732 pex routines rather than pexecute.
12733 (fork_execute): Get pex_obj from collect_execute, and pass it to
12735 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
12736 Only declare quit_handler if SIGQUIT is defined.
12737 (scan_libraries): Likewise.
12738 * collect2.h (collect_execute): Update declaration.
12739 (collect_wait): Update declaration.
12740 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
12741 pass it to collect_wait.
12743 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
12746 * c-parser.c (c_parser_compound_statement_nostart): Give error
12747 message for EOF instead of just setting parser->error.
12749 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
12751 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
12752 (slpeel_update_phi_nodes_for_guard1): New function.
12753 (slpeel_update_phi_nodes_for_guard2): New function.
12754 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
12755 of slpeel_update_phi_nodes_for_guard.
12756 (vectorize_loops): Remove call to loop_closed_rewrite.
12757 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
12760 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
12762 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
12763 (TARGET_LITTLE_ENDIAN): New macro.
12764 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
12765 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
12766 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
12767 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
12768 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
12769 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
12770 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
12771 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
12772 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
12773 (TARGET_OPTIONS): Delete.
12774 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
12775 (CACHE_FLUSH_TRAP): Turn into an integer.
12776 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
12777 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
12778 -mflush-trap is in use.
12779 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
12780 (m32r_cache_flush_trap_string): Delete.
12781 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
12782 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
12783 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
12784 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12785 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
12786 -mmodel= and -msdata= handling from...
12787 (m32r_init): ...here.
12788 * config/m32r/m32r.opt: New file.
12790 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
12792 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
12793 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
12794 * tree-vect-analyze.c (vect_object_analysis): additional parm
12795 pass back a "struct ptr_info_def *" with the points-to info.
12796 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
12797 statement using info returned from vect_object_analysis.
12798 * tree-vect-transform.c (update_vuses_to_preheader): New function.
12799 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
12800 for virtual uses and defs when creating a replacement vector
12801 reference. Call duplicate_ssa_name_ptr_info to define points-to
12802 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
12803 (vectorizable_store): copy_virtual_operands and update
12804 definition statements.
12805 (vectorizable_load): copy_virtual_operands. Remove call to
12806 mark_call_clobbered_vars_to_rename for call to "const" builtin.
12807 * tree-vectorizer.c (vectorize_loops): Remove calls to
12808 rewrite_into_ssa and bitmap_clear (vars_to_rename).
12809 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
12810 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
12811 define macro STMT_VINFO_PTR_INFO for use in accessing.
12812 * tree.h add export of duplicate_ssa_name_ptr_info.
12813 * rs6000.c (altivec_init_builtins): Declare builtin function
12814 __builtin_altivec_mask_for_load to be "const".
12816 2005-03-29 Jakub Jelinek <jakub@redhat.com>
12818 PR middle-end/20622
12819 * cgraph.h (struct cgraph_varpool_node): Add alias field.
12820 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
12821 assemble_variable on aliases.
12822 * varasm.c (assemble_alias): Set node->alias.
12823 * toplev.c (wrapup_global_declarations): Don't call
12824 rest_of_decl_compilation on aliases again.
12826 2005-03-29 Paul Brook <paul@codesourcery.com>
12828 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
12829 * config/arm/arm.c (arm_dbx_register_number): New function.
12830 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
12832 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
12834 PR middle-end/20263
12835 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
12836 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
12838 2005-03-29 Dale Johannesen <dalej@apple.com>
12840 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
12841 $(TREE_H) and $(COVERAGE_H).
12842 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
12843 * opts.c (common_handle_option): Enable tree-based value transforms.
12844 * toplev.c (process_options): Ditto.
12845 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
12846 refers to references to this type.
12847 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
12848 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
12849 for may_be_more, may_be_less.
12850 (rtl_gen_pow2_profiler): Adjust.
12851 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
12852 (rtl_gen_one_value_profiler): Adjust.
12853 (rtl_gen_const_delta_profiler): Adjust.
12854 * tree-profile.c (tree_gen_interval_profiler): Implement.
12855 (tree_gen_pow2_profiler): Ditto.
12856 (tree_gen_one_value_profiler): Ditto.
12857 (tree_profiling): New.
12858 (pass_tree_profile): Reference it.
12859 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
12861 (insn_divmod_values_to_profile): Rename to
12862 rtl_divmod_values_to_profile. Adjust.
12863 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
12864 (insn_prefetch_values_to_profile): Adjust.
12865 (rtl_value_profile_transformations): Adjust.
12866 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
12867 (gen_mod_pow2): Rename to rtl_mod_pow2.
12868 (gen_mod_subtract): Rename to rtl_mod_subtract.
12869 (divmod_fixed_value_transform): Rename to
12870 rtl_divmod_fixed_value_transform.
12871 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
12872 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
12873 (rtl_find_values_to_profile): Adjust.
12874 (tree_value_profile_transformations): Implement.
12875 (tree_divmod_values_to_profile): New.
12876 (tree_values_to_profile): New.
12877 (tree_divmod_fixed_value): New.
12878 (tree_mod_pow2): New.
12879 (tree_mod_subtract): New.
12880 (tree_divmod_fixed_value_transform): New.
12881 (tree_mod_pow2_value_transform): New.
12882 (tree_mod_subtract_transform): New.
12883 (tree_find_values_to_profile): Implement.
12884 * profile.c (instrument_values): Free histograms.
12885 (compute_value_histograms): Adjust. Implement tree version.
12887 2005-03-29 Uros Bizjak <uros@kss-loka.si>
12889 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12890 * config/i386/i386.c (output_fix_trunc): Add new round_mode
12891 variable. Output "fldcw" depending on round_mode.
12892 * config/i386/i386.md (UNSPEC_FIST): New.
12893 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12894 New isns patterns to implement lrint and llrint built-ins as x87
12895 intrinsic function.
12896 (fistdi2, fist<mode>2 splitters): New splitters.
12897 (lrint<mode>2): New expanders.
12899 2005-03-28 Ian Lance Taylor <ian@airs.com>
12901 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
12902 0 when calling final_scan_insn.
12904 2005-03-28 Jan Hubicka <jh@suse.cz>
12906 PR middle-end/20635
12907 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
12910 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
12911 types where possible.
12913 2005-03-26 Per Bothner <per@bothner.com>
12915 Make -f[no-]show-column also control non-cpp diagnostics.
12916 * c.opt (fshow-column): Move option from here ...
12917 * common.opt (fshow-column): ... to here.
12918 * diagnostic.c (diagnostic_build_prefix): Only print column number
12919 if flag_show_column.
12921 2005-03-27 Steven Bosscher <stevenb@suse.de>
12923 * vax-protos.h (vax_output_int_move, vax_output_int_add,
12924 vax_output_conditional_branch): New prototypes.
12925 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
12926 extracted from vax.md mov and add patterns.
12927 (vax_output_conditional_branch): New function to output conditional
12928 branch instructions.
12929 * vax.md: Use mode macros for arithmetic and mov patterns.
12930 Use code macros for the jump patterns.
12932 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12934 * Makefile.in (libbackend.o): Depend on version files;
12935 add custom generation command.
12937 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12940 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
12941 sure that we have a REG before getting its REGNO.
12943 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12945 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
12946 * builtins.def (BUILT_IN_STRNDUP): New.
12948 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
12950 PR tree-optimization/20470
12951 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
12954 2005-03-25 Mike Stump <mrs@apple.com>
12956 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
12959 2005-03-25 Geoffrey Keating <geoffk@apple.com>
12961 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
12962 Use our own structure definitions.
12964 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
12965 (fix_truncdfsi2): Allow registers or memory as destination.
12966 When TARGET_PPC_GFXOPT, generate simplified pattern.
12967 (fix_truncdfsi2_internal): Use define_insn_and_split.
12968 (fix_truncdfsi2_internal_gfxopt): New.
12969 (fctiwz): Don't confuse register allocation by giving it no choices.
12971 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
12972 (EXTRA_MEMORY_CONSTRAINT): Likewise.
12973 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
12974 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
12976 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12978 * dominance.c (free_dominance_info): Speed up by freeing et
12979 data structures without maintaining other nodes.
12980 * et-forest.c (et_free_tree_force): New.
12981 * et-forest.h: Add a prototype for et_free_tree_force.
12983 * tree.c (get_set_constructor_bits,
12984 get_set_constructor_bytes): Remove.
12985 * tree.h: Remove the corresponding prototypes.
12987 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
12990 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
12991 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
12992 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
12993 PRE_DEC, NEG and NOT.
12995 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
12997 * fold-const.c: Convert uses of fold (build (...)) to
13000 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
13002 PR rtl-optimization/20249
13003 * cse.c (insert_regs): Do not record equivalence of registers in
13006 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
13008 * emit-rtl.c (reverse_comparison): Remove.
13009 * rtl.h: Remove the corresponding prototype.
13011 2005-03-24 James E Wilson <wilson@specifixinc.com>
13013 * doc/install.texi (--enable-altivec): Delete docs.
13015 2005-03-24 David Edelsohn <edelsohn@gnu.org>
13017 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
13018 SFmode and DFmode before reload when
13019 flag_unsafe_math_optimizations not enabled.
13021 2005-03-24 Geoffrey Keating <geoffk@apple.com>
13023 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
13025 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
13026 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
13028 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
13030 * configure.ac (enable-checking): Add 'runtime' option.
13031 * doc/install.texi (enable-checking): Document 'runtime' checking.
13032 * tsystem.h (gcc_assert, gcc_unreachable): Define.
13033 * config.in: Regenerated.
13034 * configure: Regenerated.
13036 2005-03-23 Uros Bizjak <uros@kss-loka.si>
13038 * optabs.h (enum optab_index): Remove OTI_llrint.
13039 (llrint_optab): Remove macro.
13040 * optabs.c (init_optabs): Remove llrint_optab initialization.
13041 * genopinit.c (optabs): Remove llrint_optab implementation.
13042 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
13045 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
13047 PR rtl-optimization/20532
13048 * simplify-rtx.c (simplify_binary_operation_1): Protect from
13049 overflow when adding coefficients for PLUS or MINUS.
13050 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
13053 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13055 * langhooks.h (truthvalue_conversion): Remove.
13056 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13057 LANG_HOOKS_TRUTHVALUE_CONVERSION.
13058 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
13059 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
13060 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
13062 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
13064 * params.def: Fix a typo.
13065 * config/mips/mips.c: Follow the spelling convensions.
13066 * doc/invoke.texi: Fix typos.
13068 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
13070 Fix PR tree-optimization/20601
13072 * tree-ssa-pre.c (insert_aux): Add missing condition to
13075 2005-03-23 Ian Lance Taylor <ian@airs.com>
13077 * final.c (final_scan_insn): Don't remove no-op instructions.
13078 * reload1.c (reload): Remove simple no-op instructions even when
13081 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
13083 PR tree-optimization/20501
13084 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
13085 reporting that peeling for alignment is applied moved to...
13086 * (vect_analyze_data_refs_alignment): Here.
13088 2005-03-23 Ian Lance Taylor <ian@airs.com>
13090 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
13092 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13094 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
13095 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
13097 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
13099 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
13100 imply that this is called once, independent of asms in code.
13101 Adjust to now being pased output and input lists. Mention helper
13102 function decl_overlaps_hard_reg_set_p.
13103 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
13104 hook_tree_tree_identity and to take three trees, returning third.
13105 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
13107 * stmt.c: include hard-reg-set.h before tree.h.
13108 (decl_overlaps_hard_reg_set_p): New function, broken out from...
13109 (decl_conflicts_with_clobbers_p): Call
13110 decl_overlaps_hard_reg_set_p.
13111 (expand_asm_operands): Pass output and input lists in call to
13112 targetm.md_asm_clobbers.
13113 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
13114 hook_tree_tree_tree_tree_3rd_identity.
13115 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
13117 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
13118 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
13119 parameters, first two unused.
13120 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
13121 parameters. Only add MOF to clobbers if there's no 'h' mentioned
13122 in constraint letters and MOF is not mentioned as a asm-declared
13123 register in neither of the input and output lists.
13125 2005-03-23 DJ Delorie <dj@redhat.com>
13127 * optabs.c (expand_binop): Make sure the first subword's result
13130 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13132 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
13133 Call c_common_truthvalue_conversion rather than
13134 lang_hooks.truthvalue_conversion.
13135 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
13136 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
13138 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
13139 c_common_truthvalue_conversion.
13140 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
13141 c_parser_conditional_expression, c_parser_binary_expression): Call
13142 c_objc_common_truthvalue_conversion.
13143 * c-typeck.c (build_unary_op): Call
13144 c_objc_common_truthvalue_conversion.
13145 (build_conditional_expr): Do not call
13146 lang_hooks.truthvalue_conversion.
13147 (build_binary_op): Call c_common_truthvalue_conversion.
13148 (c_objc_common_truthvalue_conversion): Moved from
13149 c-objc-common.c. Call default_function_array_conversion instead
13150 of default_conversion.
13152 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13154 * c-common.h (default_conversion): Remove.
13155 (perform_integral_promotions): Add.
13156 * c-tree.h (default_conversion): Add.
13157 * c-typeck.c (perform_integral_promotions): New, split out from
13158 default_conversion.
13159 * c-common.c (check_case_value): Use perform_integral_promotions,
13160 not default_conversion.
13161 (c_add_case_label): Don't continue processing case label after
13162 found to be pointer.
13164 2005-03-23 Mark Mitchell <mark@codesourcery.com>
13166 * gcc.c (do_spec_1): Do not add a -L path for a directory in
13167 the prefix list if we have already added a multilib directory
13168 based on that path.
13169 (main): Do not add MD_EXEC_PREFIX to the list of directories to
13172 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13174 * reload1.c (indirect_symref_ok, reload_obstack): Make them
13176 * reload.h: Remove the prototype for indirect_symref_ok.
13178 * reload1.c (indirect_symref_ok): Make it global.
13179 * reload.h: Add a prototype for indirect_symref_ok.
13181 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
13183 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
13186 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13188 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
13190 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
13192 * c-opts.c (c_common_parse_file): Only start/end main source file
13193 if debug hooks says the writer wants it.
13194 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
13196 (xcoff_debug_hooks): Ditto.
13197 * debug.c (do_nothing_hooks): Ditto.
13198 * debug.h (gcc_debug_hooks): Ditto.
13199 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
13200 * sdbout.c (sdb_debug_hooks): Ditto.
13201 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
13203 2005-03-22 Mark Mitchell <mark@codesourcery.com>
13205 * doc/extend.texi: Deprecate C++ min/max operators.
13207 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
13209 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
13210 artificial original candidates.
13212 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
13213 Jan Hubicka <jh@suse.cz>
13214 Steven Bosscher <stevenb@suse.de>
13216 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
13217 call cost based on argument sizes.
13218 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
13220 * params.def: (max-inline-inssn-single): Set to 450.
13221 (max-inline-insns-auto): Set to 90.
13222 (max-inline-insns-recursive): Set to 450
13223 (max-inline-insns-recursive-auto): Set to 450.
13224 (large-function-insns): Set to 2700.
13225 (inline-call-cost): New parameter.
13226 * tree-inline.c (estimate_move_cost): New function.
13227 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
13228 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
13229 based on arguments.
13230 * tree-inline.h (estimate_move_cost): Declare.
13231 * invoke.texi: (max-inline-inssn-single): Change default to 450.
13232 (max-inline-insns-auto): Change default to 90.
13233 (max-inline-insns-recursive): Change default to 450
13234 (max-inline-insns-recursive-auto): Change default to 450.
13235 (large-function-insns): Change default to 2700.
13236 (inline-call-cost): Document new parameter.
13238 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13240 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
13241 (TARGET_DEFAULT): Delete.
13242 * config/i860/i860.opt: New file.
13244 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13246 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
13247 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13248 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13249 (frv_sched_lookahead): Delete.
13250 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
13251 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
13252 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
13253 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
13254 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
13255 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
13256 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
13257 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
13258 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
13259 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
13260 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
13261 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
13262 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
13263 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
13264 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
13265 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
13266 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
13267 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
13268 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
13269 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
13270 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
13271 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
13272 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
13273 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13274 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13275 (frv_sched_lookahead): Delete.
13276 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
13277 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13278 (frv_handle_option): New function. Move -mcpu= handling from...
13279 (frv_override_options): ...here. Remove handling of other
13281 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
13282 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
13283 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
13284 and TARGET_NO_MULTI_CE.
13285 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
13286 !TARGET_VLIW_BRANCH.
13287 * config/frv/frv.opt: New file.
13289 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13291 * fold-const.c (fold_ternary): Take decomposed arguments of
13293 (fold): Update a call to fold_ternary.
13295 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
13296 * tree.h: Add corresponding prototypes.
13298 2005-03-22 Jakub Jelinek <jakub@redhat.com>
13301 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
13302 between jump table and its label.
13303 * final.c (shorten_branches): Handle notes in between ADDR_VEC
13304 resp. ADDR_DIFF_VEC and the label preceeding it.
13305 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
13306 is emitted in the right section.
13308 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13310 * fold-const.c (fold_unary, fold_binary): Update comments
13313 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
13315 PR rtl-optimization/20527
13316 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
13317 REG_INC note, test that the register also isn't mentioned in PRED
13320 2005-03-22 Ben Elliston <bje@au.ibm.com>
13322 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
13325 2005-03-21 Mike Stump <mrs@apple.com>
13327 * varasm.c (default_assemble_visibility): Remove extra ().
13329 2005-03-21 Roger Sayle <roger@eyesopen.com>
13331 PR middle-end/20557
13332 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
13333 to determine whether a block can be duplicated, rather than test
13334 whether the block contains noncopyable insns ourselves.
13336 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13338 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
13341 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13343 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
13345 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13347 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
13348 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
13349 * config/fr30/fr30.opt: New file.
13351 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
13353 Fix PR tree-optimization/20542
13355 * tree-flow-inline.h (overlap_subvar): Move to here.
13356 * tree-ssa-operands.c: From here.
13357 * tree-flow.h (overlap_subvar): Declare.
13358 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
13359 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
13360 for variables with subvars.
13362 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
13364 PR middle-end/20177
13365 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
13366 * modulo-sched.c (const_iteration_count): Return on NULL
13368 (print_node_sched_params): Return on NULL dump_file.
13369 (generate_reg_moves): Handle reg-anti dependencies and disregard
13370 closing branch when generating register moves.
13371 (sms_schedule): Mark the SMSed block dirty.
13372 * passes.c (rest_of_handle_sms): Call update_life_info for all
13374 * testsuite/gcc.dg/20050321-1.c: New test.
13376 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13378 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
13379 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
13380 movqi_internal): Likewise.
13382 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13384 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
13385 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
13386 xtensa_b4const): Delete prototypes.
13387 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
13388 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
13389 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
13390 xtensa_extra_constraint): New prototypes.
13391 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13392 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13393 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13394 move_operand, const_float_1_operand, fpmem_offset_operand,
13395 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
13396 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
13397 (xtensa_b4const_or_zero): ...this. Change return type to bool and
13398 argument type to HOST_WIDE_INT.
13399 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
13400 xtensa_mask_immediate): Likewise.
13401 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
13402 Likewise. Also make these functions static.
13403 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
13404 (xtensa_const_ok_for_letter_p): New.
13405 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13406 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13407 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13408 move_operand, const_float_1_operand, fpmem_offset_operand,
13409 branch_operator, ubranch_operator, boolean_operator): Move to
13411 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
13412 (xtensa_mem_offset): Change return type to bool.
13413 (xtensa_extra_constraint): New.
13414 (gen_int_relational): Update type of const_range_p function pointer.
13415 Use xtensa_b4const_or_zero.
13416 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
13417 xtensa_const_ok_for_letter_p. Update comments.
13418 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
13419 (PREDICATE_CODES): Delete.
13420 * config/xtensa/xtensa.md: Include predicates.md.
13421 * config/xtensa/predicates.md: New file.
13423 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13425 * config/v850/v850-protos.h: Remove the prototypes for
13426 reg_or_int9_operand, reg_or_const_operand,
13427 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
13428 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
13429 movsi_source_operand, power_of_two_operand,
13430 not_power_of_two_operand, special_symbolref_operand,
13431 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
13432 register_is_ok_for_epilogue.
13433 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
13434 reg_or_int9_operand, reg_or_const_operand,
13435 call_address_operand, special_symbolref_operand,
13436 movsi_source_operand, power_of_two_operand,
13437 not_power_of_two_operand, register_is_ok_for_epilogue,
13438 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
13439 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
13441 * config/v850/v850.h (PREDICATE_CODES): Remove.
13442 * config/v850/v850.md: Include predicates.md.
13443 * config/v850/predicates.md: New.
13445 2005-03-21 Zack Weinberg <zack@codesourcery.com>
13447 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
13448 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13449 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
13450 (itoolsdir, itoolsdatadir): Move definition above new first use.
13451 (install-itoolsdirs): New rule.
13452 (install-mkheaders): Depend on install-itoolsdirs, not
13453 install-include-dir.
13455 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13457 * tree-into-ssa.c: Remove obsolete comments.
13459 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
13461 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
13462 unrolling if -fpeel-loops is specified, too.
13463 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13464 Remove superfluous check for flag_unroll_loops.
13466 2005-03-21 Uros Bizjak <uros@kss-loka.si>
13468 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
13469 (lrint_optab, llrint_optab): Define corresponding macros.
13470 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
13471 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
13472 pattern and llrint_optab using llrintdi2 patterns.
13473 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
13474 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
13475 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
13476 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
13477 flag_unsafe_math_optimizations is set.
13479 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13481 * combine.c (combine_simplify_rtx, simplify_if_then_else,
13482 simplify_logical, if_then_else_cond, known_cond,
13483 simplify_comparison): Adjust calls to reverse_comparison.
13484 Don't use combine_reversed_comparison_code).
13485 (combine_reversed_comparison_code): Remove.
13486 (reversed_comparison): Using reversed_comparison_code, move it...
13487 * jump.c (reversed_comparison): ... here.
13488 * rtl.h (reversed_comparison): Add prototype.
13490 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13492 * builtins.c (fold_builtin): Take decomposed arguments of
13494 * fold-const.c (fold_ternary): Update a call to fold_builtin.
13495 * gimplify.c (gimplify_call_expr): Likewise.
13496 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
13497 * tree.h: Update the prototype of fold_builtin.
13499 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13501 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
13502 * rtlhooks.c (gen_lowpart_no_emit_general): New.
13503 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
13504 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
13505 * simplify-rtx.c (simplify_binary_operation_1): Use it.
13507 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13509 * builtins.c (fold_builtin_1): Take decomposed arguments of
13511 (fold_builtin): Update a call to fold_builtin_1.
13513 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
13516 * gcov.c (output_lines): Only output function block summary when
13517 outputting branch information.
13518 * doc/gcov.texi: Document format of preamble and additional block
13521 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13523 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
13524 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
13525 the defaults false if BITS_PER_UNIT != 8.
13526 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
13527 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
13528 than BITS_PER_UNIT != 8.
13529 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
13530 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
13531 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
13533 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
13534 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
13536 2005-03-20 Roger Sayle <roger@eyesopen.com>
13538 PR middle-end/20539
13539 * fold-const.c (fold_binary): Fix type mismatch between
13540 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
13541 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
13542 for non-truth-valued expressions.
13544 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
13545 and FUNCTION_DECL in the main switch.
13546 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
13547 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
13548 we also need to convert their operands to match.
13549 <TRUTH_NOT_EXPR>: Likewise.
13551 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
13553 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
13554 diagnostic without checking whether an lvalue.
13555 * c-common.h (lvalue_p): Remove.
13556 (enum lvalue_use): Update comment.
13557 (lvalue_or_else): Replace by lvalue_error.
13558 * c-typeck.c (lvalue_p): Make static.
13559 (lvalue_or_else): New. Call lvalue_error.
13561 2005-03-21 Alan Modra <amodra@bigpond.net.au>
13563 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
13564 (function_arg_advance): Use rs6000_parm_start.
13565 (function_arg, rs6000_arg_partial_bytes): Likewise.
13567 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13569 * c-common.c (check_case_value): Adjust comment about stripping
13571 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
13572 * c-typeck.c (default_conversion, convert_arguments,
13573 build_modify_expr, convert_for_assignment, store_init_value,
13574 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
13575 manually. Remove inaccurate comments.
13577 2005-03-20 Roger Sayle <roger@eyesopen.com>
13578 Joseph S. Myers <joseph@codesourcery.com>
13580 * varasm.c (do_assemble_alias): Restore comment describing function.
13581 Annotate the target parameter as potentially unused.
13583 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
13586 * config/avr/avr.c (avr_output_function_prologue): Do not use
13587 current_function_name() in a label, use a local label instead.
13589 2005-03-20 David Edelsohn <edelsohn@gnu.org>
13591 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
13592 flag_finite_math_only, not flag_unsafe_math_optimizations.
13594 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13596 * builtins.c (fold_builtin_1): Update a call to
13597 targetm.fold_builtin.
13598 * hooks.c (hook_tree_tree_bool_null): Rename to
13599 hook_tree_tree_tree_bool_null. Take one more argument of type
13601 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
13602 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
13603 hook_tree_tree_tree_bool_null.
13604 * target.h (gcc_target): Update the prototype of fold_builtin.
13605 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
13606 arguments of CALL_EXPR.
13607 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
13610 2005-03-20 Jan Hubicka <jh@suse.cz>
13612 * cgraph.h (cgraph_node): Add prev_clone pointer.
13613 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
13614 (cgraph_clone_node): Produce doubly linked chain.
13616 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13618 * c-common.c (handle_aligned_attribute, check_function_sentinel,
13619 get_nonnull_operand, handle_sentinel_attribute,
13620 check_function_arguments_recurse): Do not strip NOPS from
13622 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
13624 * c-format.c (get_constant): Likewise.
13625 * c-parser.c (c_parser_postfix_expression): Likewise.
13626 * c-typeck.c (set_init_index): Likewise.
13627 (convert_arguments): Don't check for NOP_EXPR containing integer
13630 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13632 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
13633 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
13634 Take decomposed arguments of CALL_EXPR.
13635 (fold_builtin_1): Update calls to the functions mentioned
13638 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13640 * c-decl.c (check_bitfield_type_and_width): Require bit-field
13641 width to have integer type.
13642 (build_enumerator): Require enumerator value to have integer type.
13644 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13646 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
13649 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13651 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
13652 std=iso9899:199x): Correct descriptions.
13654 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13656 * config.gcc: Consistently use solaris2.1[0-9]* instead of
13659 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
13661 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
13663 (expand_builtin_memcpy, fold_builtin_1): Update calls to
13664 fold_builtin_memcpy.
13666 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
13667 arguments of CALL_EXPR.
13668 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
13669 fold_builtin_found, fold_builtin_1): Update calls to
13670 fold_trunc_transparent_mathfn.
13672 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13674 PR middle-end/20493
13675 * fold-const.c (fold_widened_comparison): Don't optimize casts of
13676 function pointers on targets that require function pointer
13678 (fold_sign_changed_comparison): Likewise.
13680 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
13682 * combine.c (try_combine): When changing the mode of a hard reg, make
13683 sure that doing so is valid.
13685 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
13687 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
13688 (TARGET_HANDLE_OPTION): Override default.
13689 (avr_handle_option): New function.
13690 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
13691 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
13692 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
13693 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
13694 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
13695 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
13696 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
13697 (TARGET_OPTIONS): Delete.
13698 * config/avr/avr.opt: New file.
13700 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13702 * config/m32r/m32r-protos.h: Remove the prototypes for
13703 call_address_operand, symbolic_operand, seth_add3_operand,
13704 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13705 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13706 two_insn_const_operand, move_src_operand,
13707 move_double_src_operand, move_dest_operand,
13708 eqne_comparison_operator, signed_comparison_operator,
13709 large_insn_p, conditional_move_operand, carry_compare_operand,
13710 m32r_block_immediate_operand, extend_operand,
13711 reg_or_eq_int16_operand, int8_operand, and
13712 reg_or_zero_operand.
13713 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13714 seth_add3_operand, int8_operand, cmp_int16_operand,
13715 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13716 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13717 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13718 move_double_src_operand, move_dest_operand,
13719 eqne_comparison_operator, signed_comparison_operator,
13720 extend_operand, small_insn_p, large_insn_p,
13721 conditional_move_operand, carry_compare_operand,
13722 m32r_block_immediate_operand): Move to predicates.md.
13723 (MAX_MOVE_BYTES): Move to m32r.h.
13724 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13725 * config/m32r/m32r.md: Include predicates.md.
13726 * config/m32r/predicates.md: New.
13728 2005-03-18 James E Wilson <wilson@specifixinc.com>
13731 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
13734 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13736 * config/mn10300/mn10300-protos.h: Remove the prototypes for
13737 call_address_operand, const_8bit_operand.
13738 * config/mn10300/mn10300.c (call_address_operand,
13739 const_8bit_operand, const_1f_operand): Move to predicates.md.
13740 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
13741 * config/mn10300/mn10300.md: Include predicates.md.
13742 * config/mn10300/predicates.md: New.
13744 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
13746 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
13747 declarations in diagnostics and %E for identifiers, not %s.
13749 2005-03-18 Jan Hubicka <jh@suse.cz>
13750 Dale Johannesen <dalej@apple.com>
13752 * basic-block.h (scale_bbs_frequencies_int,
13753 scale_bbs_frequencies_gcov_type): Declare.
13754 * cfg.c (RDIV): New macro.
13755 (update_bb_frequency_for_threading): Fix.
13756 * basic-block.h (scale_bbs_frequencies_int,
13757 scale_bbs_frequencies_gcov_type): New.
13758 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
13759 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
13760 scale_bbs_frequencies_int.
13761 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
13763 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13765 * config/m32r/m32r-protos.h: Remove the prototypes for
13766 call_address_operand, symbolic_operand, seth_add3_operand,
13767 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13768 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13769 two_insn_const_operand, move_src_operand,
13770 move_double_src_operand, move_dest_operand,
13771 eqne_comparison_operator, signed_comparison_operator,
13772 large_insn_p, conditional_move_operand, carry_compare_operand,
13773 m32r_block_immediate_operand, extend_operand,
13774 reg_or_eq_int16_operand, int8_operand, and
13775 reg_or_zero_operand.
13776 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13777 seth_add3_operand, int8_operand, cmp_int16_operand,
13778 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13779 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13780 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13781 move_double_src_operand, move_dest_operand,
13782 eqne_comparison_operator, signed_comparison_operator,
13783 extend_operand, small_insn_p, large_insn_p,
13784 conditional_move_operand, carry_compare_operand,
13785 m32r_block_immediate_operand): Move to predicates.md.
13786 (MAX_MOVE_BYTES): Move to m32r.h.
13787 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13788 * config/m32r/m32r.md: Include predicates.md.
13789 * config/m32r/predicates.md: New.
13791 * config/pa/pa-protos.h: Add prototypes for magic_milli and
13793 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
13794 symbolic_operand, symbolic_memory_operand,
13795 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
13796 indexed_memory_operand, move_dest_operand, move_src_operand,
13797 prefetch_cc_operand, prefetch_nocc_operand,
13798 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
13799 arith_operand, arith11_operand, pre_cint_operand,
13800 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
13801 ireg_operand, int5_operand, uint5_operand, int11_operand,
13802 uint32_operand, arith5_operand, and_operand, ior_operand,
13803 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
13804 pc_or_label_operand, div_operand, plus_xor_ior_operator,
13805 shadd_operand, movb_comparison_operator,
13806 cmpib_comparison_operator): Move to predicates.md.
13807 (magic_milli, shadd_constant_p): Make it extern.
13808 * config/pa/pa.h (PREDICATE_CODES): Remove.
13809 * config/pa/pa.md: Include predicates.md.
13810 * config/pa/predicates.md: New.
13812 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
13815 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13817 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
13818 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
13819 config/alpha/freebsd.h, config/alpha/linux.h,
13820 config/alpha/netbsd.h, config/alpha/osf5.h,
13821 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
13822 config/h8300/h8300-protos.h, config/h8300/h8300.c,
13823 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
13824 doc/cppopts.texi: Update copyright.
13826 2005-03-18 Jan Hubicka <jh@suse.cz>
13828 PR middle-end/20225
13829 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
13831 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
13834 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13836 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
13839 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
13841 * combine.c (gen_binary): Remove.
13842 (known_cond, simplify_shift_const, find_split_point,
13843 combine_simplify_rtx, simplify_if_then_else, simplify_set,
13844 simplify_logical, expand_field_assignment, extract_left_shift,
13845 force_to_mode, if_then_else_cond, apply_distributive_law,
13846 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
13847 simplify_comparison, reversed_comparison): Replace with
13848 simplify_gen_binary, simplify_gen_relational or
13849 distribute_and_simplify_rtx.
13850 (distribute_and_simplify_rtx): New function.
13852 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
13853 Paolo Bonzini <gcc.gnu.org>
13855 * calls.c (setjmp_call_p, special_function_p): Update comments
13856 at the head of the functions.
13858 2005-03-18 Jan Hubicka <jh@suse.cz>
13860 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
13862 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
13863 function body should be released; do not proactively release function
13864 bodies in non-unit-at-a-time mode.
13866 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
13868 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
13869 mno-fp-ret-in-387 multilib variants.
13871 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
13873 * common.opt (m): Remove.
13874 * opts.c (handle_option): Pass 'm' options to set_target_switch if
13875 table lookup fails.
13876 (common_handle_option): Remove OPT_m case.
13878 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13880 * builtins.c (fold_builtin_bitop): Take decomposed arguments
13882 (fold_builtin_1): Update a call to fold_builtin_bitop.
13884 * builtins.c (fold_builtin_signbit): Take decomposed arguments
13886 (fold_builtin_1): Update a call to fold_builtin_signbit.
13888 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
13890 PR tree-optimization/20474
13891 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13892 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13894 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13896 * config/h8300/h8300-protos.h: Remove prototypes for
13897 general_operand_src, general_operand_dst, single_one_operand,
13898 single_zero_operand, call_insn_operand,
13899 two_insn_adds_subs_operand, small_call_insn_operand,
13900 jump_address_operand, bit_operand, bit_memory_operand,
13901 stack_pointer_operand, const_int_gt_2_operand,
13902 const_int_ge_8_operand, const_int_qi_operand,
13903 const_int_hi_operand, incdec_operand, bit_operator,
13904 nshift_operator, eqne_operator, gtle_operator,
13905 gtuleu_operator, iorxor_operator.
13906 Add prototypes for h8sx_shift_type h8sx_classify_shift and
13907 h8300_ldm_stm_parallel.
13908 * config/h8300/h8300.c (h8sx_shift_type,): Move to
13910 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
13911 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
13912 (h8300_ldm_stm_parallel): Make it extern.
13913 (h8300_ldm_parallel, h8300_stm_parallel,
13914 h8300_return_parallel, general_operand_src,
13915 general_operand_dst, h8300_dst_operand, h8300_src_operand,
13916 nibble_operand, reg_or_nibble_operand, single_one_operand,
13917 single_zero_operand, call_insn_operand,
13918 two_insn_adds_subs_operand, small_call_insn_operand,
13919 jump_address_operand, bit_operand, bit_memory_operand,
13920 stack_pointer_operand, const_int_gt_2_operand,
13921 const_int_ge_8_operand, const_int_qi_operand,
13922 const_int_hi_operand, incdec_operand, eqne_operator,
13923 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
13924 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
13925 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
13926 nshift_operator): Move to predicates.md.
13927 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
13928 * config/h8300/h8300.md: Include predicates.md.
13929 * config/h8300/predicates.md: New.
13931 2005-03-17 Richard Henderson <rth@redhat.com>
13933 * config.gcc (ia64*-*-hpux*): Add extra_options.
13934 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
13935 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13936 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
13937 (ia64_tls_size_string, ia64_tune_string): Remove.
13938 (ia64_tune): Init to PROCESSOR_ITANIUM2.
13939 (TARGET_DEFAULT_TARGET_FLAGS): New.
13940 (TARGET_HANDLE_OPTION): New.
13941 (ia64_override_options): Move options parsing ...
13942 (ia64_handle_option): ... here. New.
13943 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
13944 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
13945 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
13946 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
13947 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
13948 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
13949 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
13950 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
13951 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
13952 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
13953 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
13954 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
13955 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
13956 TARGET_EARLY_STOP_BITS): Remove.
13957 (TARGET_ILP32): Default false.
13958 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
13959 (enum ia64_inline_type): New.
13960 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13961 * config/ia64/ia64.md: Update for new definitions of
13962 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
13963 * config/ia64/ia64.opt: New file.
13964 * config/ia64/ilp32.opt: New file.
13966 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
13969 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
13971 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13973 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
13974 instead of MASK_H8300S.
13975 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
13976 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
13977 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
13978 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
13979 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
13980 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
13981 TARGET_SWITCHES): Remove.
13982 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
13984 * config/h8300/h8300.opt: New.
13986 * config/alpha/alpha.opt, config/arc/arc.opt,
13987 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
13990 2005-03-17 Ian Lance Taylor <ian@airs.com>
13994 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
13996 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
13997 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
13998 (TARGET_HANDLE_OPTION): Override default.
13999 (arc_handle_option): New function.
14000 (arc_init): Remove code to set arch_cpu_string.
14001 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
14002 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
14003 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
14004 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
14005 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
14006 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
14007 (arc_rodata_string, TARGET_OPTIONS): Delete.
14008 * config/arc/arc.opt: New file.
14010 2005-03-17 Richard Henderson <rth@redhat.com>
14012 * doc/extend.texi (Weak Pragmas): New section.
14013 (attribute alias): Clarify that target must be in the same
14016 2005-03-17 Richard Henderson <rth@redhat.com>
14018 * config/alpha/alpha.opt: New file.
14019 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
14021 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
14022 alpha_fprm_string, alpha_fptm_string): Make static.
14023 (alpha_tls_size_string): Remove.
14024 (alpha_handle_option): New.
14025 (override_options): Update for alpha_cpu/alpha_tune split.
14026 (alpha_file_start): Likewise.
14027 (TARGET_DEFAULT_TARGET_FLAGS): New.
14028 (TARGET_HANDLE_OPTION): New.
14029 * config/alpha/alpha.h (alpha_tune): Declare.
14030 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
14031 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
14032 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
14033 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
14034 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
14035 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
14036 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
14037 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
14038 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
14039 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
14040 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
14041 (TARGET_DEFAULT): Remove MASK_FP.
14042 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
14043 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
14044 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
14045 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
14046 alpha_tls_size_string): Remove.
14047 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
14048 (attribute tune): Rename from attribute cpu.
14049 * config/alpha/ev4.md: Update to match.
14050 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
14051 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
14052 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
14053 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
14054 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
14055 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
14057 2005-03-16 James E. Wilson <wilson@specifixinc.com>
14059 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
14060 and return without creating new state if before_nops_num is nonzero.
14061 * config/ia64/ia64.md (first_insn): New attribute.
14062 (alloc): Set it to yes.
14064 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14066 * tree-vectorizer.c (new_vec_stmt_info): Initialize
14067 STMT_VINFO_SUBVARS to NULL.
14068 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
14070 2005-03-16 Dale Johannesen <dalej@apple.com>
14072 * rtlanal.c (find_first_parameter_load): Rewrite to
14073 return actual first param load or the call if none,
14074 instead of first in block, when not all loads exist.
14076 2005-03-16 Roger Sayle <roger@eyesopen.com>
14078 * optabs.c (expand_copysign_absneg): Make static.
14079 * optabs.h (expand_copysign_absneg): Delete prototype.
14080 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
14082 2005-03-16 Richard Henderson <rth@redhat.com>
14084 PR middle-end/15700
14085 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
14086 (alias_pairs): Rename from output_defs.
14087 (find_decl_and_mark_needed): Split out from assemble_alias.
14088 (do_assemble_alias): New.
14089 (assemble_output_def): Remove.
14090 (finish_aliases_1, finish_aliases_2): New.
14091 (process_pending_assemble_output_defs): Remove.
14092 (assemble_alias): Defer aliases for which we don't yet have a
14093 non-external decl for the target symbol.
14094 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
14095 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
14096 * toplev.c (compile_file): Use finish_aliases_2 instead of
14097 process_pending_assemble_output_defs.
14098 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
14099 (process_pending_assemble_output_defs): Remove.
14101 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14103 Fix PR tree-optimization/20489
14105 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
14106 for empty structures.
14108 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14110 Fix PR tree-optimization/20490
14112 * tree-ssa-pre.c (create_expression_by_pieces): Use
14113 force_gimple_operand on result of fold.
14115 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
14117 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
14118 of closing parenthesis.
14120 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
14122 * builtins.c (expand_movstr): Update a call to
14123 fold_builtin_strcpy.
14124 (expand_builtin_strncpy): Update a call to
14125 fold_builtin_strncpy.
14126 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
14127 arguments of CALL_EXPR.
14128 (fold_builtin_1): Update calls to fold_builtin_strcpy and
14129 fold_builtin_strncpy.
14130 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14131 * tree.h: Update the prototypes of fold_builtin_strcpy and
14132 fold_builtin_strncpy.
14134 2005-03-16 Steven Bosscher <stevenb@suse.de>
14135 Dorit Naishlos <dorit@il.ibm.com>
14137 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
14138 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
14141 2005-03-16 Steven Bosscher <stevenb@suse.de>
14143 * tree-inline.c (walk_type_fields, walk_tree,
14144 walk_tree_without_duplicates): Move from here...
14145 * tree.c: ...to here.
14147 2005-03-15 Zack Weinberg <zack@codesourcery.com>
14149 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
14150 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
14151 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
14152 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
14153 (version): Define using $(BASEVER_c).
14154 (Makefile, config.status, build/gcov-iov.o): No longer depends on
14156 (version.o): Depend on version files; add custom generation command.
14157 (prefix.o): Define BASEVER on command line.
14158 (s-iov): Depend on version files; adjust command.
14159 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
14161 (gcc-vers.texi): New rule.
14162 (doc/%.info, doc/%.dvi): Add -I . to command line.
14163 (doc/gccinstall.dvi): Likewise.
14164 (PACKAGE): Delete. All uses replaced with "gcc".
14165 * aclocal.m4: Do not include gcc-version.m4.
14166 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
14167 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
14168 Set is_release based on contents of DEV-PHASE.
14169 Set gcc_version based on contents of BASE-VER.
14170 Define WIN32_REGISTRY_KEY only if the user overrode the default.
14171 * config.in, configure: Regenerate.
14172 * gccbug.in: Determine version of GCC in use at runtime.
14173 * gcov-iov.c: Get version number and development phase from
14174 command line, not by including version.c.
14175 * intl.c: Replace all uses of PACKAGE with "gcc".
14176 * libada-mk.in: Delete unused "gcc_version" variable.
14177 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
14178 * version.c: (VERSUFFIX): New hook for redistributors; adjust
14179 commentary to match.
14180 (version_string): Put together from pieces.
14181 * config/alpha/x-vms: Do not use $(gcc_version).
14182 * config/i386/t-nwld: Likewise.
14183 * doc/include/gcc-common.texi: Include gcc-vers.texi for
14184 version-GCC and DEVELOPMENT.
14186 2005-03-15 Roger Sayle <roger@eyesopen.com>
14188 PR tree-optimization/17454
14189 * tree.c (tree_size): Add case for TREE_BINFO.
14190 * fold-const.c (fold_checksum_tree): Only clear the overloaded
14191 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
14193 2005-03-15 Roger Sayle <roger@eyesopen.com>
14195 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
14196 op1 whilst expanding the signed widenening multiply variant.
14198 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
14200 * toplev.c (display_target_options): Avoid unused variable warning if
14201 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
14202 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
14203 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
14204 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
14205 (mips_isa_info): New variable.
14206 (mips_parse_cpu): Remove the first argument and leave the caller
14208 (TARGET_HANDLE_OPTION): Override default.
14209 (mips_handle_option): New function. Move option validation code from...
14210 (override_options): ...here. Update calls to mips_parse_cpu.
14211 * config/mips/mips.h (mips_arch_string, mips_tune_string)
14212 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
14213 (SUBTARGET_TARGET_OPTIONS): Delete.
14214 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
14215 (mno-flush-func, mtune=): New options.
14217 2005-03-15 Roger Sayle <roger@eyesopen.com>
14218 Richard Henderson <rth@redhat.com>
14220 * real.c (c4x_single_format, c4x_extended_format): Provide values
14221 for signbit_ro for c4x's single and extended floating point formats.
14222 * optabs.c (expand_copysign): Use the floating point format's
14223 signbit_ro for expanding via expand_copysign_absneg, and it's
14224 signbit_rw field for expanding via expand_copysign_bit.
14226 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
14228 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
14229 known_alignment_for_access_p.
14230 (known_alignment_for_access_p): New.
14231 (do_peeling_for_alignment): Field made int instead of bool and renamed
14232 to peeling_for_alignment.
14233 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
14234 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
14235 functionality used to be in vect_analyze_operations.
14236 (vect_analyze_operations): Code to determine vectorization factor was
14237 moved to vect_determine_vectorization_factor.
14238 (vect_enhance_data_refs_alignment): Update to correct alignment when it
14239 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
14241 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
14242 be part of vect_analyze_operations).
14243 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
14244 creating the guard condition, as the number of iterations may be
14246 (slpeel_tree_peel_loop_to_edge): Use new name of
14247 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
14248 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
14249 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
14250 (vect_do_peeling_for_alignment): Use fold.
14251 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
14253 (vect_update_inits_of_dr): Renamed to
14254 vect_update_init_of_dr.
14255 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
14256 (vectorizable_store): Fix assertion to use == instead of =.
14258 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
14260 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
14261 call_used_regs for wCG registers.
14263 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
14265 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14266 for non-offsettable memory references to cope with outstanding reload
14267 replacements, take 2.
14269 2005-03-15 Uros Bizjak <uros@kss-loka.si>
14272 * config/i386/i386.h (x86_fisttp): New.
14273 (TARGET_FISTTP): New macro.
14274 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
14275 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
14276 instruction when fisttp flag is set.
14277 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
14279 * config/i386/i386.md (type attribute): Add fisttp.
14280 (unit attribute): Set to i387 for fisttp type.
14281 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
14282 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
14284 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
14285 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
14287 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
14288 patterns for TARGET_FISTTP. Enable patterns for
14289 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
14290 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
14291 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
14292 implement fisttp x87 insn.
14293 (fix_trunc*_i387_fisttp splitters): New patterns.
14294 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
14295 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
14296 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
14298 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
14299 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
14300 Implement using mode macros. Disable patterns for TARGET_FISTTP.
14301 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
14302 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
14303 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
14304 Disable patterns for TARGET_FISTTP.
14305 (fix_trunc*_i387 splitters): Implement usign mode macros.
14306 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
14307 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
14308 (fix_trunx*_sse peephole2s): Implement using mode macros.
14310 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
14312 PR rtl-optimization/20291
14313 * combine.c (try_combine): If splitting fails, re-try with
14314 original combined pattern, i.e. before clobber stripping.
14316 2005-03-14 Eric Christopher <echristo@redhat.com>
14318 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
14319 STACK_GROWS_DOWNWARD.
14321 2005-03-14 Roger Sayle <roger@eyesopen.com>
14323 * real.h (struct real_format): Split the signbit field into two
14324 two fields, signbit_ro and signbit_rw.
14325 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
14326 mips_double_format, ieee_extended_motorola_format,
14327 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
14328 ieee_extended_intel_128_format, ibm_extended_format,
14329 mips_extended_format, ieee_quad_format, mips_quad_format,
14330 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
14331 i370_double_format, c4x_single_format, c4x_extended_format,
14332 real_internal_format): Update initializers for new field.
14333 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
14334 real_format structure.
14335 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
14336 field of the real_format structure.
14338 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
14340 Fix PR tree-optimization/20458
14342 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
14343 DECL_EXTERNAL on STRUCT_FIELD tags.
14344 (clear_call_clobbered): Ditto.
14345 * tree-ssa-operands.c (note_addressable): Make sure the original
14346 variable doesn't slip into the addressable list if we have
14348 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
14351 2005-03-14 Geoffrey Keating <geoffk@apple.com>
14353 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
14354 (-fwide-exec-charset): Likewise.
14355 (-finput-charset): Likewise.
14356 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
14357 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
14358 * c.opt (Wnormalized): New.
14360 2005-03-14 Devang Patel <dpatel@apple.com>
14362 * doc/invoke.texi: Add reference to Visibility document.
14364 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14366 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
14367 MASK_SPLIT_ADDRESSES.
14368 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
14369 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
14370 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
14371 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
14372 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
14373 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
14374 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
14375 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
14376 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
14377 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
14378 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
14379 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
14380 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
14381 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
14382 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
14383 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
14384 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
14385 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
14386 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
14387 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
14388 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
14389 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
14390 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
14391 (TARGET_EXPLICIT_RELOCS): Delete.
14392 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
14393 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
14394 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
14395 (override_options): Set MASK_LONG64 if -mint64 is given and no
14396 -mlongXX option is. Complain about -mint64 -mlong32.
14397 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
14398 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
14399 * config/mips/mips.opt: New file.
14401 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14403 * config.gcc (extra_options): New variable for listing option files.
14404 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
14405 * configure.ac (extra_opt_files): New AC_SUBST variable.
14406 (tm_file_list, tm_include_list): Include options.h first.
14407 * configure: Regenerate.
14408 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
14409 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
14410 (s-options-h): New rule.
14411 (options.h): Depend on it.
14412 (TEXI_GCCINT_FILES): Add options.texi.
14413 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
14414 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
14415 * target.h (gcc_target): Add default_target_flags and handle_option.
14416 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
14417 (TARGET_HANDLE_OPTION): New macros.
14418 (TARGET_INITIALIZER): Include them.
14419 * opt-functions.awk (opt_args, nth_arg): New functions.
14420 (switch_flags): Handle the "Target" flag.
14421 (var_args): Delete.
14422 (var_name): Use opt_args and nth_arg.
14423 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
14424 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
14425 macros for the "Mask" and "InverseMask" options.
14426 * opts.h (cl_var_cond): New enum.
14427 (cl_option): Replace the "has_set_value" and "set_value" fields with
14428 "var_cond" and "var_value".
14429 (CL_TARGET): New macro.
14430 (option_enabled, print_filtered_help): Declare.
14431 (decode_options): Move definition.
14432 * opts.c (handle_option): Search for the original option before
14433 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
14434 var_cond and var_value fields. Use targetm.handle_option to handle
14436 (decode_options): Set target_flags to targetm.default_target_flags.
14437 (print_filtered_help): Make global. Handle CL_TARGET.
14438 (option_enabled): New function.
14439 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
14440 (display_target_options, set_target_switch, print_switch_values)
14441 (default_pch_valid_p): Guard uses of target_switches with
14442 #ifdef TARGET_SWITCHES. Also...
14443 (display_target_options): Display the CL_TARGET entries in cl_options.
14444 (set_target_option): Don't complain about the "" option when
14445 TARGET_SWITCHES is undefined.
14446 (print_switch_values): Use option_enabled.
14447 (default_pch_valid_p): Check cl_options[] when looking for something
14448 that has changed the value of target_flags.
14449 * c.opt: Remove documentation from top of file.
14450 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
14451 * doc/sourecebuild.texi: Refer to the new options documentation
14452 instead of c.opt. Document machine-specific .opt files.
14453 * doc/tm.texi (target_flags): Say that this variable is declared
14455 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
14456 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
14458 * doc/options.texi: New file.
14460 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14462 PR middle-end/18628
14463 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
14466 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14469 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
14470 temporary variable of pointer type if an lvalues is required.
14471 (gimplify_modify_expr_rhs): Request an rvalue from it.
14472 (gimplify_expr): Pass fallback on.
14474 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14476 * cfgbuild.c: Update comments.
14478 2005-03-14 Roger Sayle <roger@eyesopen.com>
14480 PR rtl-optimization/17236
14481 * optabs.c (expand_doubleword_mult): New helper function split out
14482 from expand_binop. Permute the order in which instructions are
14483 emitted to minimize the number of simultaneously live registers.
14484 (expand_binop): Call expand_doubleword_mult to synthesize a double
14485 word multiplication.
14487 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14489 * basic-block.h: Update the prototypes of cached_make_edge and
14491 * cfg.c (cached_make_edge): Take edge_cache representing one
14492 row of the adjacency matrix of edges.
14493 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
14494 (make_edges): Initialize edge_cache to represent one row of
14495 the adjacency matrix of edges.
14497 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14499 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
14501 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
14502 Remove unused removed_phis variable.
14503 (conditional_replacement): Use build1/build2.
14504 (abs_replacement): Use last_and_only_stmt and build1/build2.
14506 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14508 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
14509 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
14510 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
14511 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
14512 * c-common.c (handle_novops_attribute): New function.
14513 (c_common_attribute_table): Add "no vops" entry.
14514 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
14515 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
14516 * tree-ssa-operands.c (get_call_expr_operands): Do not
14517 create virtual operands for calls with ECF_NOVOPS flag.
14518 * tree.h (DECL_IS_NOVOPS): New macro.
14519 (struct tree_decl): Add novops_flag.
14520 (ECF_NOVOPS): New constant.
14522 2005-03-14 Uros Bizjak <uros@kss-loka.si>
14525 * config/i386/i386.c (x86_use_himode_fiop): New.
14526 (x86_use_simode_fiop): Rename from x86_use_fiop.
14527 * config/i386/i386.h (x86_use_himode_fiop): Declare.
14528 (TARGET_USE_HIMODE_FIOP): New.
14529 (x86_use_simode_fiop): Rename from x86_use_fiop.
14530 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
14532 * config/i386/i386.md (X87MODEI12): New mode macro define.
14533 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
14534 to implement x87 FP compare with HImode input operands.
14535 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
14536 Use X87MODEI12 mode macro to handle HImode input operands.
14537 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
14538 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
14539 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
14540 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
14541 macro to implement x87 operators with HImode input operands.
14542 (fop splitters): Use X87MODEI12 mode macro to handle HImode
14545 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14547 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
14549 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
14550 constants invariant.
14552 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14554 * basic-block.h (BB_VISITED): Removed.
14555 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
14557 2005-03-14 Falk Hueffner <falk@debian.org>
14560 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
14562 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14564 * ggc-zone.c: Fix comment typos.
14566 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
14567 stringpool.c, config/mips/mips-protos.h: Update copyright.
14569 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14571 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
14572 throughout with its typedef, "rtx".
14573 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
14574 (rs6000_tls_symbol_ref_1): Remove inline keyword.
14575 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
14576 regs in comment to match code.
14578 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14580 * except.c (check_handled): Make it static.
14581 * except.h: Remove the corresponding prototype.
14583 * function.c (get_func_frame_size): Make it static.
14584 * function.h: Remove the corresponding type.
14586 * regclass.c (reg_class_superclasses, reg_class_subclasses):
14588 * hard-reg-set.h: Remove the corresponding declarations.
14590 * tree-cfg.c (verify_stmts): Check that
14591 bb_for_stmt (stmt) == bb for every PHI node and statement.
14593 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14595 * config.gcc: Remove excess indentation.
14596 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
14598 2005-03-13 Roger Sayle <roger@eyesopen.com>
14600 PR middle-end/19331
14601 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
14602 * fold-const.c (fold_sign_changed_comparison): Likewise.
14603 (fold_binary): Optimize comparisons against widened operands if
14604 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
14606 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14608 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
14609 (sparc_override_options): Initialize it.
14610 (sparc_struct_value_rtx): Set it on the MEM to be returned.
14612 2005-03-13 David Edelsohn <edelsohn@gnu.org>
14614 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
14615 (reg_or_none500mem_operand): New predicate.
14616 (zero_reg_mem_operand): New predicate.
14617 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
14618 to reg_or_none500mem_operand.
14619 (extendsfdf2_fpr): Add MEM alternative.
14620 (extenddftf2_internal): Change operand2 predicate to
14621 zero_reg_mem_operand.
14623 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14625 * ggc-zone.c: Rewritten.
14627 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
14629 * configure.ac: Define GGC_ZONE for --with-gc=zone.
14630 * config.in: Regenerated.
14631 * configure: Regenerated.
14632 * gengtype.c (write_types_process_field, write_func_for_structure):
14633 Pass new argument to gt_pch_note_object.
14634 * ggc-common.c (struct ptr_data): Add TYPE.
14635 (gt_pch_note_object): Take TYPE argument and save it.
14636 (call_count): Update call to ggc_pch_count_object.
14637 (call_alloc): Update call to ggc_pch_alloc_object.
14638 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
14640 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
14641 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
14642 (ggc_alloc_zone_stat): Delete.
14643 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
14644 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
14645 (ggc_pch_alloc_object): Update prototypes.
14646 (garbage_zone): Delete.
14647 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
14648 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
14650 (tree_id_zone): New variable.
14651 (ggc_alloc_cleared_zone): Remove unused.
14652 (ggc_alloc_zone): Define.
14653 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
14654 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
14655 ggc_alloc_zone_stat.
14656 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
14657 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
14658 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
14659 (make_node_stat): Likewise. Use tree_id_zone.
14661 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14662 Joseph S. Myers <joseph@codesourcery.com>
14664 * configure.ac: Check for MIPS TLS.
14665 * configure: Regenerated.
14666 * config/mips/mips-protos.h (enum mips_symbol_type): Add
14667 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
14668 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
14669 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
14670 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
14671 (mips_classify_symbol, mips_symbolic_constant_p)
14672 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
14673 (mips_tls_operand_p, mips_call_tls_get_addr)
14674 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
14675 (mips_tls_symbol_ref_1): New functions.
14676 (mips_legitimize_address, mips_legitimize_const_move): Call
14677 mips_legitimize_tls_address.
14678 (override_options): Handle V1_REG and TLS symbols. Disable TLS
14680 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
14681 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
14682 (mips_char_to_class): Document V1_REG.
14683 (HAVE_AS_TLS): Provide default.
14684 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
14686 (load_got<mode>): Renamed from *load_got<mode>. Allow when
14688 (tls_get_tp_<mode>): New instruction.
14690 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14692 * configure.ac: Update checks for target tools.
14693 * configure: Regenerated.
14695 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14697 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
14699 2005-03-13 Roger Sayle <roger@eyesopen.com>
14701 * expmed.c (expand_mult): Use synthetic multiplication sequences for
14702 more classes of DImode multiplication by constant. Allow both
14703 multiplication by small negative constants (by performing a
14704 multiplication by a positive constant and negating the result) and
14705 multiplications by large powers of two, by using a left shift.
14707 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14709 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
14710 of basic blocks into work_stack.
14712 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
14713 config/mips/vr.h: Update copyright.
14715 * c-decl.c (c_init_decl_processing): Remove useless calls to
14716 build_function_type.
14718 * builtins.c (fold_trunc_transparent_mathfn,
14719 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
14720 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14721 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
14722 fold_builtin_strcpy, fold_builtin_strncpy,
14723 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
14726 * builtins.c (expand_builtin_mathfn_3): Remove local variable
14729 * lambda-code.c (lambda_compute_auxillary_space): Remove local
14730 variable determinant.
14732 * tree-cfg.c (group_case_labels): Remove local variable type.
14734 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
14737 * tree-ssa-phiopt.c (value_replacement): Remove local variable
14740 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
14743 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
14744 (*movmemqi_insn): Delete.
14745 (*movmemhi): Delete.
14747 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14749 * builtins.c (fold_builtin_classify): Take decomposed
14750 arguments of CALL_EXPR.
14751 (fold_builtin_1): Update a call to fold_builtin_classify.
14753 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
14756 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
14757 through into call to parser_xref_tag after parse error.
14758 (c_parser_struct_declaration): Consistently return NULL_TREE on
14761 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
14763 * tree-flow-inline.h (ref_contains_array_ref): New function.
14764 (lookup_subvars_for_var): Ditto.
14765 (get_subvars_for_var): Ditto.
14766 (var_can_have_subvars): Ditto.
14768 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
14769 (struct subvar): New type.
14771 * tree-dfa.c (okay_component_ref_for_subvars): New function.
14773 * tree-optimize.c (init_tree_optimization_passes): Call
14774 pass_create_structure_vars.
14776 * tree-ssa-alias.c: Include vec.h.
14777 (init_alias_info): Don't auto-clear call clobbered on struct-field
14779 (compute_flow_insensitive_aliasing): Handle subvars.
14780 (group_aliases): Handle STRUCT_FIELD aliases.
14781 (setup_pointers_and_addressables): Ditto.
14782 Don't mark variables non-addressable if they still have
14783 addressable subvars.
14784 Also mark subvars addressable when the real variable is marked
14786 (add_pointed_to_var): Try to prune the pointed-to set by only
14787 pointing to subvars when possible.
14788 Otherwise, make sure we set addresses_needed and pt_vars to
14789 properly include subvars.
14790 (bitpos_of_field): New function.
14791 (push_fields_onto_fieldstack): Ditto.
14792 (get_or_create_used_part_for): Ditto.
14793 (create_overlap_variables_for): Ditto.
14794 (find_used_portions): Ditto.
14795 (create_structure_vars): Ditto.
14796 (pass_create_structure_vars): New structure.
14798 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
14799 (get_expr_operands): Handle subvars. Also try to turn
14800 COMPONENT_REF accesses into must-defs now that we can accurately
14802 (note_addressable): Try to only mark as addressable those subvars
14803 we know a COMPONENT_REF touches.
14804 (overlap_subvar): New function.
14806 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
14807 Handle subvar storing.
14808 (vect_address_analysis): Update caller of vect_object_analysis.
14810 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
14812 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
14813 (STMT_VINFO_SUBVARS): New macro.
14815 * common.opts: add flag_tree_salias.
14817 * opts.c (decode_options): flag_tree_salias defaults to on.
14819 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
14821 * doc/tree-ssa.texi: Document structural alias analysis.
14823 2005-03-12 Steven Bosscher <stevenb@suse.de>
14825 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
14826 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
14827 * tree-ssa-operands.c (get_expr_operands): Likewise.
14828 (get_expr_operands): Likewise for ERROR_MARK.
14830 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14832 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
14835 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
14838 * tree-ssa-pre.c (compute_avail): Remove local variable val.
14839 (mark_operand_necessary): Remove local variable ver.
14841 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
14842 variable prefix_len.
14844 * value-prof.c (mod_subtract_transform): Remove local variable
14847 * builtins.c (fold_builtin_exponent): Take decomposed
14848 arguments of CALL_EXPR.
14849 (fold_builtin_1): Update a call to fold_builtin_exponent.
14851 * builtins.c (fold_builtin_logarithm): Take decomposed
14852 arguments of CALL_EXPR.
14853 (fold_builtin_1): Update a call to fold_builtin_logarithm.
14855 * c-decl.c (c_init_decl_processing): Remove local variables
14856 ptr_ftype_void and ptr_ftype_ptr.
14858 * gimplify.c (gimplify_expr): Remove local variables r0 and
14861 * reg-stack.c (move_for_stack_reg): Remove local variable
14863 (compare_for_stack_reg): Remove local variable flags_user.
14864 (convert_regs_1): Remove local variable deleted.
14866 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
14868 (combine_blocks): Remove local variables exits and new_e.
14870 * tree-inline.c (expand_call_inline): Remove local variable
14873 * tree-ssa-live.c (create_ssa_var_map,
14874 calculate_live_on_entry): Remove local variable snn.
14876 2005-03-12 Geoffrey Keating <geoffk@apple.com>
14878 * c-lex.c (c_lex_with_flags): Add parameter to call to
14881 2005-03-11 Per Bothner <per@bothner.com>
14883 * c-tree.h (struct c_declarator): New id_loc field.
14884 * c-pragma.h (c_lex_with_flags): Take position reference.
14885 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14886 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14887 (c_lex): Pass dummy location to c_lex_with_flags.
14888 * c-parser.c (c_lex_one_token): Set c_token's location using
14889 c_lex_with_flags, instead of input_location, which might be "ahead".
14890 (c_parser_direct_declarator): Set declarator's id_loc from
14892 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14893 declarator's id_loc, rather than probably-imprecise input_location.
14894 (build_id_declarator): Initialize c_declarator's id_loc field.
14896 2005-03-11 Roger Sayle <roger@eyesopen.com>
14898 PR middle-end/20419
14899 * builtins.c (expand_builtin_signbit): Force the signbit's word
14900 into an integer register to avoid SUBREGs of floating point modes.
14902 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14904 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
14905 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
14906 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
14907 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
14909 2005-03-11 David Edelsohn <edelsohn@gnu.org>
14911 PR rtl-optimization/20306
14912 * expr.c (emit_move_complex): Set try_int false if mode is
14913 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
14914 emit_block_move if try_int is true.
14916 2005-03-11 Richard Henderson <rth@redhat.com>
14919 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14920 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14923 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14925 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
14926 (TARGET_FIX_VR4130): New macro.
14927 (TARGET_OPTIONS): Add -mfix-vr4130.
14928 (ISA_HAS_MACCHI): New macro.
14929 (ASM_SPEC): Add -mfix-vr4130.
14930 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
14931 (override_options): Handle mips_fix_vr4130_string.
14932 (mips_avoid_hazards): Clear all_noreorder_p
14933 if we're working around VR4130 errata and the macc alternatives
14935 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
14936 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
14937 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
14938 (MULTILIB_DEFAULTS): Remove leading "march=".
14939 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
14940 if no architecture option is given.
14941 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
14943 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
14944 * doc/invoke.texi: Document -mfix-vr4130.
14946 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14948 * config/mips/mips.c (override_options): Only warn about -mint64
14949 deprecation if TARGET_INT64.
14951 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
14953 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
14954 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
14955 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
14956 are non-specific regarding the nonnull parameter positions.
14957 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
14958 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
14959 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
14960 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
14962 * builtins.def: Use the non-specific "nonnull" attibute lists.
14964 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14966 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14967 single_pred_edge, single_succ, single_pred): Improve comments.
14969 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
14971 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
14972 single_pred_edge, single_succ, single_pred): New inline functions.
14973 * bb-reorder.c (rotate_loop, find_traces_1_round,
14974 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
14975 duplicate_computed_gotos): Use the single_succ/pred functions.
14976 * cfganal.c (forwarder_block_p): Ditto.
14977 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
14978 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
14979 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
14980 merge_seq_blocks): Ditto.
14981 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
14982 * cfglayout.c (fixup_reorder_chain): Ditto.
14983 * cfgloop.c (mark_single_exit_loops, update_latch_info,
14984 canonicalize_loop_headers, verify_loop_structure): Ditto.
14985 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
14986 mfb_update_loops, create_preheader, force_single_succ_latches,
14987 create_loop_notes): Ditto.
14988 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
14989 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
14990 commit_one_edge_insertion, purge_dead_edges,
14991 cfg_layout_can_merge_blocks_p): Ditto.
14992 * except.c (sjlj_emit_function_enter): Ditto.
14993 * flow.c (init_propagate_block_info): Ditto.
14994 * function.c (thread_prologue_and_epilogue_insns): Ditto.
14995 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
14996 insert_insn_end_bb): Ditto.
14997 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
14998 find_if_case_2): Ditto.
14999 * lambda-code.c (perfect_nestify): Ditto.
15000 * lcm.c (optimize_mode_switching): Ditto.
15001 * loop-doloop.c (doloop_modify): Ditto.
15002 * loop-init.c (loop_optimizer_init): Ditto.
15003 * loop-iv.c (simplify_using_initial_values): Ditto.
15004 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15005 * loop-unswitch.c (unswitch_loop): Ditto.
15006 * modulo-sched.c (generate_prolog_epilog): Ditto.
15007 * predict.c (combine_predictions_for_insn, estimate_probability,
15008 tree_estimate_probability, last_basic_block_p,
15009 estimate_bb_frequencies): Ditto.
15010 * profile.c (branch_prob): Ditto.
15011 * regrename.c (copyprop_hardreg_forward): Ditto.
15012 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
15013 * tracer.c (layout_superblocks): Ditto.
15014 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
15015 cfg_remove_useless_stmts_bb, cleanup_control_flow,
15016 cleanup_control_expr_graph, disband_implicit_edges,
15017 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
15018 tree_verify_flow_info, tree_make_forwarder_block,
15019 tree_forwarder_block_p, remove_forwarder_block,
15020 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
15021 * tree-if-conv.c (tree_if_conversion): Ditto.
15022 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
15023 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
15024 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
15025 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
15026 copy_loop_headers): Ditto.
15027 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
15028 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
15029 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
15030 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
15031 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
15032 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
15033 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
15034 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
15035 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
15036 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
15037 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
15038 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
15039 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15040 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
15041 slpeel_add_loop_guard): Ditto.
15043 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
15045 PR tree-optimization/15784
15046 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15049 * stmt.c (expand_case): Don't change index_type. Convert minval
15050 to the proper type.
15052 PR tree-optimization/20130
15053 * fold-const.c (fold): Fold x * -1 into -x.
15055 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
15057 PR rtl-optimization/20331
15058 * rtlanal.c (modified_between_p): Check its address first for MEM.
15059 (modified_in_p): Likewise.
15061 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
15063 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
15065 2005-03-10 Steven Bosscher <stevenb@suse.de>
15067 * expr.c (expand_expr_real_1): If possible, use a conditional
15068 move for expanding MIN_EXPR and MAX_EXPR.
15069 Use temp for moving around rtx-en.
15071 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
15074 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
15077 2005-03-10 Roger Sayle <roger@eyesopen.com>
15079 * builtins.c (expand_builtin_signbit): Extend to handle floating
15080 point modes wider than the largest integer type, using the
15081 operand_subword_force function to obtain the signbit's word.
15083 2005-03-10 Jakub Jelinek <jakub@redhat.com>
15086 * combine.c (try_combine): If recog_for_combine added CLOBBERs
15087 to NEWI2PAT, fail to combine if they are used by NEWPAT.
15089 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
15091 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
15093 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
15095 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
15097 (perform_edge_inserts): Unconditionally call
15098 free_dominator_info.
15100 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
15102 2005-03-10 Bob Wilson <bob.wilson@acm.org>
15104 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
15106 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
15108 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
15110 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
15112 (rtl_register_value_prof_hooks,
15113 tree_value_profile_transformations,
15114 tree_register_value_prof_hooks): Likewise.
15115 * var-tracking.c (stack_adjust_offset_pre_post,
15116 variable_htab_free, variable_union, dataflow_set_different_2,
15117 count_uses, variable_was_changed, set_frame_base_location,
15118 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
15119 vt_add_function_parameters): Likewise.
15120 * varasm.c (named_section_real, named_section, make_decl_rtl,
15121 asm_emit_uninitialised, assemble_integer, decode_addr_const,
15122 const_hash_1, compare_constant, copy_constant, force_const_mem,
15123 output_constant_pool_2, output_constant_pool_1, output_constant,
15124 output_constructor, make_decl_one_only, decl_tls_model,
15125 default_no_named_section, default_elf_select_section_1,
15126 default_unique_section_1): Likewise.
15127 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
15128 * vmsdbgout.c (addr_const_to_string): Likewise.
15131 * function.c (struct assign_parm_data_one): Remove last_named
15133 (assign_parm_find_data_types): Don't determine last_named.
15134 Reorder named_parm determination.
15135 (assign_parms): Only setup varargs on the last non-varadic
15138 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
15140 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
15141 sda base address on medium model.
15143 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
15145 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
15146 * cfgloop.c (flow_loop_nodes_find): Export.
15147 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
15149 * cfgloopmanip.c (fix_loop_structure): New function.
15150 * predict.c (predict_loops): Clean up the loops information.
15151 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
15152 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
15154 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
15155 (rewrite_into_loop_closed_ssa): Declaration changed.
15156 * tree-loop-linear.c (linear_transform_loops): Add argument to
15157 rewrite_into_loop_closed_ssa call.
15158 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15159 * tree-ssa-loop-im.c (move_computations): Ditto.
15160 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
15161 * tree-vectorizer.c (vectorize_loops): Ditto.
15162 * tree-optimize.c: Include cfgloop.h.
15163 (execute_todo): Choose whether to call cleanup_tree_cfg or
15164 cleanup_tree_cfg_loop.
15165 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
15166 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
15167 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
15168 cleanup_tree_cfg_loop call.
15169 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
15170 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
15171 work on part of cfg.
15173 2005-03-10 Jakub Jelinek <jakub@redhat.com>
15175 PR inline-asm/20314
15176 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
15177 with multiple alternatives.
15179 * stmt.c (parse_output_constraint): Fix a typo.
15181 2005-03-09 Bob Wilson <bob.wilson@acm.org>
15183 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
15184 assembly directive instead of deprecated "no-generics".
15186 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
15188 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
15189 for non-offsettable memory references to cope with outstanding reload
15191 * config/s390/s390.md ("reload_outti"): Call find_replacement to
15192 avoid losing outstanding address reloads.
15193 ("reload_outdi", "reload_outdf"): Likewise.
15195 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15197 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
15198 code. Add more cbrt transformations.
15200 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15202 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
15204 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15206 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
15207 NULL_TREE when a given tree is not simplified.
15208 (fold): Return the original tree when any of the functions
15209 mentioned above NULL_TREE.
15211 * fold-const.c (fold_unary, fold_binary): Take decomposed
15212 arguments, code, type, op0, and op1 in case of fold_binary.
15213 (fold): Update calls to fold_unary and fold_binary.
15215 2005-03-09 Roger Sayle <roger@eyesopen.com>
15217 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
15218 a fndecl and an arglist instead of a CALL_EXPR, exp.
15220 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15222 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
15224 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
15226 * expr.c (expand_assignment): Remove orig_to_rtx.
15228 * fold-const.c (int_const_binop): Remove no_overflow.
15230 * ifcvt.c (noce_emit_move_insn): Remove inmode.
15232 * loop-iv.c (get_biv_step_1): Remove lhs.
15234 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
15236 * real.c (real_nan): Remove neg.
15238 * function.c (thread_prologue_and_epilogue_insns): Remove i
15241 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
15244 * tree-eh.c (tree_could_trap_p): Remove idx.
15246 * tree-into-ssa.c (ann): Remove ann.
15248 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
15250 * tree-sra.c (decide_block_copy): Remove inst_count.
15252 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
15254 * tree-ssa-loop-im.c (lhs): Remove.
15256 * cfgbuild.c (state, STATE, SET_STATE,
15257 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
15259 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
15260 (find_basic_blocks): Set the state of each basic block to
15263 2005-03-08 Jeff Law <law@redhat.com>
15265 * tree-cfg.c (cleanup_control_flow): If removal of a computed
15266 goto results in the removal of edges in the CFG, then we need
15267 to recompute dominators.
15269 2005-03-09 Ben Elliston <bje@au.ibm.com>
15271 * c-common.c (c_do_switch_warnings): Comment fix.
15273 2005-03-08 Julian Brown <julian@codesourcery.com>
15275 * Patch from 2005-03-08 reverted for causing regressions and
15276 ppc-darwin bootstrap failure.
15278 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
15280 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
15281 Define the real function for ppc-darwin.
15282 * c-typeck.c (convert_arguments): Check for target-specific
15283 invalid argument call to unprototyped function.
15284 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
15286 * target.h (invalid_arg_for_unprototyped_fn): New field
15288 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
15289 default target hook.
15290 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
15293 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15295 * c-typeck.c (constructor_stack, constructor_range_stack,
15296 initializer_stack): Make them static.
15298 * cfg.c (rbi_pool): Make it static.
15300 * gimple-low.c (lower_stmt_body): Make it static.
15301 * tree-flow.h: Remove the corresponding prototype. Don't
15302 declare lower_data.
15304 * sched-deps.c (cache_size): Make it static.
15306 * stor-layout.c (lang_adjust_rli): Make it static.
15308 2005-03-08 Julian Brown <julian@codesourcery.com>
15310 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15311 from being used for symbols with vague linkage when
15312 HAVE_GAS_COMDAT_GROUP is true.
15314 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
15316 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
15317 nlabel == JUMP_LABEL (jump).
15319 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15321 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
15322 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
15323 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
15324 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
15326 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
15329 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
15330 * c-common.c (handle_returns_twice): New function.
15331 (c_common_attribute_table): Declare eturns_twice' attribute.
15332 * doc/extend.texi: Document eturns_twice' attribute.
15333 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
15334 (struct tree_decl): Add returns_twice_flag.
15336 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15338 * tree-ssa-phiopt.c: Fix a comment typo.
15340 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
15341 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
15342 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
15345 2005-03-08 Richard Henderson <rth@redhat.com>
15347 * config/alpha/alpha.c (code_for_builtin): Replace special-case
15348 builtin codes with ctzdi2, clzdi2, popcountdi2.
15349 (struct alpha_builtin_def): Add is_const.
15350 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
15351 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
15352 (alpha_init_builtins): Init them. Set nothrow and const attributes
15354 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
15355 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
15356 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
15357 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
15358 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
15359 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
15360 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
15361 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
15362 (TARGET_FOLD_BUILTIN): New.
15363 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
15364 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
15366 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
15368 2005-03-08 Ira Rosen <irar@il.ibm.com>
15370 PR tree-optimization/20122
15371 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
15372 condition of access function instead of base.
15374 2005-03-07 Jeff Law <law@redhat.com>
15375 Steven Bosscher <stevenb@suse.de>
15377 * tree-cfg.c (find_taken_edge_computed_goto): New function.
15378 (find_taken_edge): Call find_taken_edge_computed_goto as
15379 appropriate. Allow any gimple invariant rather than just
15380 INTEGER_CST for VAL.
15381 (cleanup_control_flow): Cleanup a computed goto which has turned
15382 into a simple goto.
15383 (tree_merge_blocks): If block B has any forced labels, move
15384 them to the start of block A.
15385 * tree-ssa-dom.c (thread_across_edge): Allow threading across
15386 computed gotos as well.
15387 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
15388 removal of unnecessary computed gotos too.
15389 (lookup_redirection_data): Fix type of INSERT argument. Callers
15392 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15394 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
15395 Remove trailing spaces.
15397 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
15398 unshare_all_trees): Make them static.
15399 * tree-gimple.h: Remove the corresponding prototypes.
15401 * diagnostic.h: Remove unused prototype
15402 debug_output_buffer.
15403 * modulo-sched.c: Remove unused prototype
15404 set_row_column_for_ps.
15406 * tree-ssa-phiopt.c (tree_ssa_phiopt,
15407 replace_phi_edge_with_variable): Remove unused variable i.
15409 2005-03-07 Per Bothner <per@bothner.com>
15411 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
15413 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
15416 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
15417 bbs on the COND_EXPR instead of the PHI_NODEs.
15418 (candidate_bb_for_phi_optimization): Remove.
15419 (replace_phi_with_stmt): Rename to ...
15420 (replace_phi_edge_with_variable): this and change so that we
15421 replace the phi argument instead of removing the PHI.
15422 (conditional_replacement): Change so we deal with PHI with more
15423 than two arguments.
15424 (value_replacement): Likewise.
15425 (abs_replacement): Likewise.
15427 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
15429 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
15430 output_e500_flip_gt_bit.
15432 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
15434 (rs6000_generate_compare): Fix logic to look at the correct bits.
15435 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
15437 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
15438 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
15439 gen_move_from_CR_gt_bit.
15441 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
15442 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
15443 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
15445 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
15446 (E500_CR_IOR_COMPARE): New constant.
15448 2005-03-08 Earl Chew <earl_chew@agilent.com>
15449 David Billinghurst <David.Billinghurst@riotinto.com>
15451 * config/i386/host-cygwin.c: New file to support precompiled
15453 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
15454 * config.host: Use above files for cygwin host.
15456 2005-03-07 David Edelsohn <edelsohn@gnu.org>
15458 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
15459 ordering ops from earlier change.
15461 2005-03-07 Per Bothner <per@bothner.com>
15463 Various fixes to allow us to again build if --enable-mapped-location:
15464 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
15465 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
15466 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
15467 local variable loc. Change logic appropriately.
15468 * tree-vect-transform.c (vect_finish_stmt_generation): Use
15469 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
15470 * c-parser.c (c_parser_for_statement): Initialize loc variable.
15471 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
15472 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
15474 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
15476 PR rtl-optimization/19683
15477 * reload1.c (choose_reload_regs): Pass the number of bits, not the
15478 number of bytes, to smallest_int_for_mode. Fix arguments to
15479 REG_CANNOT_CHANGE_MODE_P.
15481 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15483 * reorg.c (relax_delay_slots): Check that the jump is
15484 conditional before trying to invert it.
15486 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15488 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
15491 * calls (stack_arg_under_construction): Make it static.
15493 * flow.c (regs_live_at_setjmp): Make it static.
15494 * flow.h: Remove the corresponding prototype.
15496 * reload1.c (reload_startobj, reload_firstobj,
15497 something_needs_operands_changed, reload_inherited,
15498 reload_inheritance_insn, reload_override_in,
15499 reload_spill_index): Make them static.
15501 * recog.c (verify_changes): Make it static.
15502 * recog.h: Remove the corresponding prototype.
15504 * cfgbuild.c (find_sub_basic_blocks): Remove.
15505 * basic-block.h: Remove the corresponding prototype.
15506 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
15508 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
15510 * tree-ssa-operands.c (check_build_stmt): Remove.
15512 * stor-layout.c (set_alignment): Remove.
15513 * tree.h: Remove the corresponding prototype.
15515 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
15517 * tree-ssa-dce.c (control_dependence_map,
15518 visited_control_parents): Make them static.
15520 * cfghooks.c (verify_flow_info): Remove local variable
15523 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
15526 * loop-unswitch.c (unswitch_loop): Remove local variable src.
15528 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
15530 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
15532 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
15534 * config/ia64/hpux.h (LINK_SPEC): Add -z.
15535 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
15536 PARALLEL for an empty structure.
15538 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15540 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
15542 * fold-const.c (fold_binary): Unroll the very first "for"
15545 2005-03-06 David Edelsohn <edelsohn@gnu.org>
15547 * config/rs6000/predicates.md (branch_comparison_operator): Remove
15548 redundant match_code test.
15549 (scc_comparison_operator): Swap match_operand and match_code
15551 (branch_positive_comparison_operator): Same.
15552 (trap_comparison_operator): Use comparison_operator and swap with
15555 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
15558 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
15559 (out_movhi_r_mr): Read low byte of volatile MEM first.
15560 (out_movhi_mr_r): Write high byte of volatile MEM first.
15562 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15564 * cselib.c (reg_values, reg_values_size): Make them static.
15566 * cse.c (cse_reg_info_table): Make it static.
15568 * fold-const.c (fold_unary): Use build1 instead of copy_node.
15570 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
15572 * cse.c (find_best_addr): Use canon_for_address.
15574 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15576 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
15577 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
15578 SUBREG and MEM, respectively.
15580 * fold-const.c (fold_binary): Use code instead of t.
15582 * fold-const.c (optimize_minmax_comparison): Take decomposed
15583 arguments code, type, op0, and op1 instead of t.
15584 (fold_binary): Update a call to optimize_minmax_comparison.
15586 * fold-const.c (fold_range_test): Take decomposed arguments
15587 code, type, op0, and op1 instead of t.
15588 (fold_binary): Update a call to fold_range_test.
15590 * fold-const.c (fold_binary_op_with_conditional_arg): Take
15591 decomposed arguments code, type, op0, and op1 instead of t.
15592 (fold_binary): Update a call to fold_range_test.
15594 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15596 * fold-const.c (fold_binary): Avoid directly using the original
15597 expression t as much as possible.
15599 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15601 * c-semantics.c (build_stmt): Use TYPE_P instead of
15602 IS_NON_TYPE_CODE_CLASS.
15603 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
15604 (NON_TYPE_CHECK): Use TYPE_P instead of
15605 IS_NON_TYPE_CODE_CLASS.
15607 * fold-const.c (fold): Remove handling of binary expressions.
15609 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
15611 * doc/c-tree.texi: Wrap comments in @r{}.
15612 * doc/cpp.texi: Likewise.
15613 * doc/cppinternals.texi: Likewise.
15614 * doc/extend.texi: Likewise.
15615 * doc/md.texi: Likewise.
15616 * doc/objc.texi: Likewise.
15617 * doc/sourcebuild.texi: Likewise.
15618 * doc/tm.texi: Likewise.
15619 * doc/tree-ssa.texi
15621 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15623 * predict.c (apply_return_prediction): Standardize PHI chain
15625 * tree-ssa.c (ssa_redirect_edge): Likewise.
15627 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
15628 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
15631 * tree-phinodes.c (remove_phi_node): Drop the last argument.
15632 * tree-flow.h: Adjust the prototype for remove_phi_node.
15633 * lambda-code.c (perfect_nestify): Adjust a call to
15636 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
15637 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
15639 * tree-ssa-dce.c (remove_dead_phis): Likewise.
15640 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
15641 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
15642 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
15644 * combine.c (simplify_and_const_int): Use gen_int_mode instead
15645 of GEN_INT (trunc_int_for_mode (...)).
15646 * loop-iv.c (iv_number_of_iterations): Likewise.
15647 * postreload.c (reload_cse_move2add): Likewise.
15648 * simplify-rtx.c (simplify_const_unary_operation,
15649 simplify_const_binary_operation): Likewise.
15650 * stor-layout.c (get_mode_bounds): Likewise.
15652 * fold-const.c (fold_binary): New.
15653 (fold): Call fold_binary on binary expressions.
15655 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
15657 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
15658 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
15659 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
15660 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
15661 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
15663 2005-03-04 Devang Patel <dpatel@apple.com>
15665 PR tree-optimization/18815
15666 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15667 loops with zero exit edges.
15669 2005-03-04 Devang Patel <dpatel@apple.com>
15671 * doc/invoke.texi: Remove reference to webpage that does not exist.
15673 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
15674 Joseph S. Myers <joseph@codesourcery.com>
15677 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
15678 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
15679 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
15680 * pa.c (get_plabel): Change argument to symbol_ref. Call
15681 maybe_get_identifier instead of get_identifier.
15682 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
15683 (struct deferred_plabel): Replace name field with symbol field.
15684 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
15685 ASM_OUTPUT_EXTERNAL_REAL is defined.
15686 (output_global_address): Use output_addr_const for output of all
15688 (output_deferred_plabels): Use symbol_ref instead of name for address
15690 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
15691 ASM_OUTPUT_SYMBOL_REF): New macros.
15692 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
15694 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
15697 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
15699 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
15700 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
15702 2005-03-04 Jeff Law <law@redhat.com>
15704 * basic-block.h (rediscover_loops_after_threading): Declare.
15705 * tree-ssa-dom.c: Include cfgloop.h.
15706 (tree_ssa_dominator_optimize): Discover loops and some basic
15707 properties. Remove forwarder blocks recreated by loop header
15708 canonicalization. Also mark backedges in the CFG.
15709 * tree-ssa-threadupdate.c: Include cfgloop.h
15710 (rediscover_loops_after_threading): Define.
15711 (struct local_info): New field, JUMP_THREADED.
15712 (prune_undesirable_thread_requests): New function.
15713 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
15714 then record that fact for the callers of redirct_edges.
15715 (thread_block): If BB has incoming backedges, then call
15716 prune_undesirable_thraed_requests. Note when we are
15717 going to have to rediscover loop information. Return a
15718 boolean indicating if any jumps were threaded.
15719 (thread_through_all_blocks): Bubble up boolean indicating
15720 if any jumps were threaded.
15721 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
15722 (tree-ssa-threadupdate.o): Similarly.
15724 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15726 * fold-const.c (fold_ternary): Unroll the "for" loop to
15729 2005-03-04 Andrew Haley <aph@redhat.com>
15731 * unwind-dw2-fde-glibc.c (struct
15732 unw_eh_callback_data.check_cache): New field.
15733 (frame_hdr_cache): New.
15734 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
15735 Cache frame header info.
15737 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
15739 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
15740 (print_c_condition): Declare.
15741 * read-rtl.c (ptr_loc): New structure.
15742 (ptr_locs, ptr_loc_obstack, joined_conditions)
15743 (joined_conditions_obstack): New variables.
15744 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
15745 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
15746 (join_c_conditions, print_c_condition): New functions.
15747 (apply_macro_to_string): Associate the new string with the same
15748 source location as the old one.
15749 (add_condition_to_string): Use join_c_conditions.
15750 (read_string): Use set_rtx_ptr_loc to record a filename and line
15751 number for the string.
15752 (read_rtx): Initialize the new variables above.
15753 * genattrtab.c (write_test_expr, write_attr_value): Use
15755 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
15756 comment above the GCC_VERSION check.
15757 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
15758 Inline the definition of MAYBE_EVAL.
15759 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
15760 * genoutput.c (process_template): Likewise.
15761 * genpreds.c (write_predicate_subfunction): Likewise.
15762 (write_predicate_expr): Use print_c_condition.
15763 * genrecog.c (write_cond): Likewise.
15764 * gensupport.c (process_rtx): Use join_c_conditions to join the
15765 conditions of a define_insn_and_split. Record a source location
15766 for the string after the "&&".
15767 (alter_test_for_insn): Use join_c_conditions.
15769 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
15772 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15773 PR tree-optimization/15784
15774 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15777 2005-03-04 Ben Elliston <bje@au.ibm.com>
15779 * gcc.c (option_map): Add --coverage.
15780 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
15781 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
15782 * config/darwin.h: Pass -lgcov for `coverage'.
15783 * doc/invoke.texi (Debugging Options): Document --coverage.
15785 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15787 * gcse.c (bypass_block): Use find_edge wherever possible.
15789 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
15793 * c-opts.c (c_common_parse_file): Call start_source_file
15794 and end_source_file at the approriate times.
15796 * dwarf2out.c (dwarf2out_finish): Don't auto-end
15797 the main file, it will be done for us now.
15799 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15801 * fold-const.c (fold_ternary): New.
15802 (fold): Call fold_ternary on ternary expressions. Remove
15803 handling of ternary expressions.
15805 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15807 PR tree-optimization/15784
15808 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15811 2005-03-03 David Edelsohn <edelsohn@gnu.org>
15813 * config/rs6000/predicates.md (branch_comparison_operator):
15814 Convert from C block to conditional format.
15816 2005-03-03 Jan Hubicka <jh@suse.cz>
15818 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
15819 and non-constant public variables.
15821 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
15823 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
15826 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
15829 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
15830 calls to release_ssa_name and release_phi_node.
15832 * fold-const.c (fold): Remove handling of unary expressions.
15834 * fold-const.c (fold_unary): Avoid directly using the original
15835 expression t as much as possible.
15837 2005-03-03 Roger Sayle <roger@eyesopen.com>
15838 Andrew Pinski <pinskia@physics.uc.edu>
15840 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
15841 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
15843 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
15845 Describe special registers SRP and MOF as allocatable registers.
15846 * config/cris/cris.c (cris_md_asm_clobbers): New function.
15847 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
15848 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
15849 TARGET_HAS_MUL_INSNS.
15850 (cris_print_operand) <case 'd'>: New case.
15851 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
15852 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
15854 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
15855 (REG_ALLOC_ORDER): Update for MOF.
15856 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
15858 (GENERAL_REGS): No longer a define of ALL_REGS.
15859 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
15860 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
15861 Adjust accordingly.
15862 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
15863 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
15864 (SECONDARY_RELOAD_CLASS): Define.
15865 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
15866 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
15867 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
15868 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
15869 (REGISTER_MOVE_COST): Define.
15870 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
15871 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
15872 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
15873 (CRIS_MOF_REGNUM): New define_constants.
15874 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
15876 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15878 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15879 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15880 Adjust for MOF being properly described as a register.
15881 (indir_to_reg_split): Name this split. Conditionalize on the
15882 destination register being a general register.
15883 (movei): Conditionalize on on operands 0 and 1 having the same
15886 2005-03-03 Alan Modra <amodra@bigpond.net.au>
15889 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15890 -mcpu to override any other explicitly given flags.
15892 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
15894 * recog.c (verify_changes, confirm_change_group): New functions,
15895 broken out of apply_change_group.
15896 (apply_change_group): Use them.
15897 * recog.h (verify_change, confirm_change_group): Declare.
15898 * rtl.h (redirect_jump_2): Declare.
15899 * jump.c (redirect_exp, invert_exp): Delete.
15900 (invert_exp_1): Take second parameter. Return value. Changed caller.
15901 (redirect_jump_2): New function, broken out of redirect_jump.
15902 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
15903 (invert_jump): Use invert_jump_1 and redirect_jump_2.
15904 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
15906 2005-03-02 Geoffrey Keating <geoffk@apple.com>
15908 * varasm.c (named_section): Use xstrdup rather than doing it by
15911 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
15913 2005-03-02 Devang Patel <dpatel@apple.com>
15915 Undo PR tree-optimization/18815 fix.
15917 2005-03-02 Devang Patel <dpatel@apple.com>
15919 PR tree-optimization/18815
15920 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15921 loops with zero exit edges.
15923 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15925 * cfg.c (connect_src, connect_dest, disconnect_src,
15926 disconnct_dest): New.
15927 (unchecked_make_edge, remove_edge, redirect_edge_succ,
15928 redirect_edge_pred): Use the new functions.
15930 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
15931 free_dominance_info only when needed.
15933 2005-03-02 David Edelsohn <edelsohn@gnu.org>
15936 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
15937 (reg_or_sub_cint64_operand): Same.
15939 2005-03-02 Jeff Law <law@redhat.com>
15941 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
15942 CFG_ALTERED in the main DOM iteration loop.
15944 2005-03-02 Mark Mitchell <mark@codesourcery.com>
15947 * varasm.c (initializer_constant_valid_p): Allow conversions
15948 between OFFSET_TYPEs. Tidy.
15950 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
15952 * config/cris/cris.md ("return"): Remove epilogue delay list
15955 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
15957 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
15959 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
15961 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15963 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
15964 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
15965 config/m68k/m68k.c, config/mips/mips.h,
15966 config/rs6000/rs6000-protos.h, doc/contrib.texi,
15967 doc/include/gcc-common.texi: Update copyright.
15969 PR middle-end/18029 and PR middle-end/18030
15970 * expr.c (optimize_bitfield_assignment_op): Add a special case
15971 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
15973 * fold-const.c (fold_unary): New.
15974 (fold): Call fold_unary on unary expressions.
15976 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
15978 * cgraph.h (struct cgraph_edge): Add prev_caller and
15979 prev_callee fields.
15980 (cgraph_node_remove_callees): Export.
15981 * cgraph.c (cgraph_create_edge): Initialize prev_caller
15983 (cgraph_edge_remove_callee): New function.
15984 (cgraph_edge_remove_caller): Likewise.
15985 (cgraph_remove_edge): Use.
15986 (cgraph_redirect_edge_callee): Likewise.
15987 (cgraph_node_remove_callees): New function.
15988 (cgraph_node_remove_callers): Likewise.
15989 (cgraph_remove_node): Use.
15990 * tree-optimize.c (tree_rest_of_compilation): Use
15991 cgraph_node_remove_callees instead of manual loop.
15992 * cgraphunit.c (cgraph_finalize_function): Likewise.
15993 (cgraph_expand_function): Likewise.
15994 (cgraph_remove_unreachable_nodes): Likewise.
15996 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
15999 * c-tree.h (undeclared_variable, build_external_ref): Add extra
16001 * c-decl.c (undeclared_variable): Take location as argument.
16002 * c-typeck.c (build_external_ref): Likewise.
16003 * c-parser.c (c_parser_postfix_expression): Pass location of
16004 identifier to build_external_ref.
16006 2005-03-01 David Edelsohn <edelsohn@gnu.org>
16008 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
16009 CCEQ mode for branch_positive_comparison_operator test.
16010 * config/rs6000/predicates (branch_comparison_operator): Revert to
16012 (scc_comparison_operator): Same.
16013 (branch_positive_comparison_operator): Same.
16015 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
16017 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
16018 (cris_delay_slots_for_epilogue): Remove.
16019 (save_last): Move into cris_target_asm_function_epilogue.
16020 (cris_target_asm_function_epilogue): Remove tests for file being
16022 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
16023 (cris_delay_slots_for_epilogue): Remove prototypes.
16024 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
16025 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
16027 2005-03-01 David Edelsohn <edelsohn@gnu.org>
16029 * config/rs6000/predicates.md (branch_comparison_operator): Change
16030 to define_special_predicate.
16031 (scc_comparison_operator): Same.
16032 (branch_positive_comparison_operator): Same.
16034 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
16036 * Makefile.in (tree-ssa-sink.o): New.
16037 (OBJS-common): Add tree-ssa-sink.o.
16038 * common.opt: Add -ftree-sink
16039 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
16040 * timevar.def (TV_TREE_SINK): new timevar.
16041 * tree-flow.h (is_hidden_global_store): Prototype.
16042 * tree-optimize.c (init_tree_optimization_passes): Add
16044 * tree-pass.h (pass_sink_code): New.
16045 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
16046 for non-obvious global store store to is_hidden_global_store, and
16047 call that new function.
16048 * tree-ssa-sink.c: New file.
16049 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
16050 * doc/passes.texi: Document forward store motion.
16051 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
16052 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
16053 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
16054 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
16056 2005-03-01 Per Bothner <per@bothner.com>
16058 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
16059 and we have a non-zero column-number, add it to the message.
16060 Also factor out the diagnostic_kind_text.
16062 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16064 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
16065 flow_loop_pre_header_scan, flow_loop_pre_header_find,
16066 flow_loop_scan): Removed.
16067 (flow_loop_dump): Do not dump removed fields.
16068 (flow_loop_free): Do not free removed fields.
16069 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
16070 (loop_exit_edge_p): New function.
16071 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
16072 num_pre_header_edges, entry_edges, num_entries, exit_edges,
16073 num_exits, exits_doms.
16074 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
16075 LOOP_EDGES, LOOP_ALL): Removed.
16076 (flow_loop_scan): Declaration removed.
16077 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
16078 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
16080 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
16081 (if_convert): Call flow_loops_find and flow_loops_free
16082 when calling mark_loop_exit_edges.
16083 * cfgloopanal.c (mark_loop_exit_edges): Moved from
16084 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
16085 free_dominance_info calls.
16086 * loop-init.c (flow_loops_find): Ditto.
16087 * passes.c (rest_of_handle_branch_prob): Ditto.
16088 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
16089 * loop-unroll.c (analyze_insns_in_loop): Do not use
16091 * predict.c (predict_loops): Do not call flow_loop_scan.
16092 Use get_loop_exit_edges.
16093 (tree_estimate_probability): Do not pass flags to flow_loops_find.
16094 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
16095 Do not use EDGE_LOOP_EXIT.
16096 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
16097 to bb_with_exit_edge_p.
16098 (if_convertible_loop_p): Do not call flow_loop_scan. Use
16099 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
16100 to bb_with_exit_edge_p.
16101 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
16103 * tree-loop-linear.c (linear_transform_loops): Do not call
16104 flow_loop_scan. Use loop->single_exit.
16105 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
16106 (vect_analyze_loop_form): Do not call flow_loop_scan.
16107 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
16109 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
16111 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
16112 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16113 slpeel_tree_duplicate_loop_to_edge_cfg,
16114 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
16115 Use loop_preheader_edge and loop->single_exit. Do not call
16118 2005-03-01 Nick Clifton <nickc@redhat.com>
16120 * config/arm/arm.c (thumb_find_work_register): Check all of the
16121 argument registers to see if they are free, and a couple of
16122 special cases where the last argument register but can be proved
16123 to be available during the function's prologue.
16124 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
16125 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
16126 thumb_unexpanded_epilogue): Use unsigned long as the type for the
16128 (thumb_compute_save_reg_mask): Likewise. Also use
16129 thumb_find_work_register() to ensure that there is agreement about
16130 which work register is going to be used in the prologue.
16131 (thumb_output_function_prologue): Use unsigned long as the type
16132 for the register bit-mask. Also delay pushing the link register if
16133 other high registers are going to be pushed.
16134 (thumb_compute_save_reg_mask, emit_multi_reg_push,
16135 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
16136 redundant prototypes.
16138 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
16141 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
16142 and after reload in REG+REG indexed addresses without REG_POINTER
16143 set in the base and not set in the index.
16145 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
16147 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
16148 Don't undefine here.
16149 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
16150 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
16151 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16152 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
16153 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
16155 * config.gcc (sh*-*-linux*): Use config/linux.h.
16157 2005-02-28 Dale Johannesen <dalej@apple.com>
16158 Stan Shebs <shebs@apple.com>
16160 Rewrite of 64-bit Darwin structure-by-value pass/return.
16161 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
16162 intoffset, use_stack, named.
16163 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
16164 (rs6000_darwin64_record_arg_advance_flush): New.
16165 (rs6000_darwin64_record_arg_advance_recurse): New.
16166 (rs6000_darwin64_record_arg_flush): New.
16167 (rs6000_darwin64_record_arg_recurse): New.
16168 (rs6000_darwin64_record_arg): New.
16169 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
16170 (function_arg_boundary): Handle 128-bit aligned structs.
16171 (function_arg_advance): Rewrite darwin64 struct handling.
16172 (function_arg): Call rs6000_darwin64_record_arg.
16173 (function_arg_partial_nregs): Handle darwin64 structs.
16174 (rs6000_darwin64_function_value): Remove.
16175 (rs6000_function_value): Call rs6000_darwin64_record_arg.
16177 2005-02-28 Roger Sayle <roger@eyesopen.com>
16179 PR tree-optimization/20216
16180 * tree-chrec.c (tree_fold_factorial): Delete.
16181 (tree_fold_binomial): Change argument list to take a return type
16182 and change the type of K to unsigned int. Rewrite to avoid explicit
16183 evaluation of factorials, and (recursively) calling fold to perform
16184 compile-time arithmetic. Return NULL on (internal) overflow.
16185 (chrec_evaluate): Change type of K to an unsigned int. Avoid
16186 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
16187 if any intermediate calculation overflows.
16188 (chrec_apply): Update call to chrec_evaluate.
16190 2005-02-28 James E Wilson <wilson@specifixinc.com>
16192 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
16194 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
16197 * c-parser.c (c_parser_compound_statement): Return error_mark_node
16198 instead of NULL_TREE on error.
16200 2005-02-28 David Edelsohn <edelsohn@gnu.org>
16202 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
16203 (EASY_VECTOR_15_ADD_SELF): Remove.
16204 (num_insns_constant_wide): Not static.
16205 (validate_condition_mode): Not static.
16206 (toc_relative_expr_p): Not static.
16207 (legitimate_indirect_address_p): Not static.
16208 (macho_lo_sum_memory_operand): Not static.
16209 (invalid_e500_subreg): Not static.
16210 (easy_vector_same): Not static.
16211 (easy_vector_splat_const): Not static.
16212 (RS6000_SYMBOL_REF_TLS_P): Remove.
16213 (any_operand): Delete.
16214 (any_parallel_operand): Delete.
16215 (count_register_operand): Delete.
16216 (altivec_register_operand): Delete.
16217 (xer_operand): Delete.
16218 (s8bit_cint_operand): Delete.
16219 (short_cint_operand): Delete.
16220 (u_short_cint_operand): Delete.
16221 (non_short_cint_operand): Delete.
16222 (exact_log2_cint_operand): Delete.
16223 (gpc_reg_operand): Delete.
16224 (cc_reg_operand): Delete.
16225 (cc_reg_not_cr0_operand): Delete.
16226 (reg_or_short_operand): Delete.
16227 (reg_or_neg_short_operand): Delete.
16228 (reg_or_aligned_short_operand): Delete.
16229 (reg_or_u_short_operand): Delete.
16230 (reg_or_cint_operand): Delete.
16231 (reg_or_arith_cint_operand): Delete.
16232 (reg_or_add_cint64_operand): Delete.
16233 (reg_or_sub_cint64_operand): Delete.
16234 (reg_or_logical_cint_operand): Delete.
16235 (got_operand): Delete.
16236 (got_no_const_operand): Delete.
16237 (easy_fp_constant): Delete.
16238 (easy_vector_constant): Delete.
16239 (easy_vector_constant_add_self): Delete.
16240 (zero_constant): Delete.
16241 (zero_fp_constant): Delete.
16242 (volatile_mem_operand): Delete.
16243 (offsettable_mem_operand): Delete.
16244 (mem_or_easy_const_operand): Delete.
16245 (add_operand): Delete.
16246 (non_add_cint_operand): Delete.
16247 (logical_operand): Delete.
16248 (non_logical_cint_operand): Delete.
16249 (mask_operand): Delete.
16250 (mask_operand_wrap): Delete.
16251 (mask64_operand): Delete.
16252 (mask64_2_operand): Delete.
16253 (and64_operand): Delete.
16254 (and64_2_operand): Delete.
16255 (and_operand): Delete.
16256 (reg_or_mem_operand): Delete.
16257 (lwa_operand): Delete.
16258 (symbol_ref_operand): Delete.
16259 (call_operand): Delete.
16260 (current_file_function_operand): Delete.
16261 (input_operand): Delete.
16262 (rs6000_nonimmediate_operand): Delete.
16263 (rs6000_tls_symbol_ref): Delete.
16264 (save_world_operation): Delete.
16265 (restore_world_operation): Delete.
16266 (load_multiple_operation): Delete.
16267 (store_multiple_operation): Delete.
16268 (vrsave_operation): Delete.
16269 (mfcr_operation): Delete.
16270 (mtcrf_operation): Delete.
16271 (lmw_operation): Delete.
16272 (stmw_operation): Delete.
16273 (branch_comparison_operator): Delete.
16274 (branch_positive_comparison_operator): Delete.
16275 (scc_comparison_operator): Delete.
16276 (trap_comparison_operator): Delete.
16277 (boolean_operator): Delete.
16278 (boolean_or_operator): Delete.
16279 (min_max_operator): Delete.
16280 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
16281 (EASY_VECTOR_15): Moved to here.
16282 (EASY_VECTOR_15_ADD_SELF): Move to here.
16283 (PREDICATE_CODES): Delete.
16284 * config/rs6000/rs6000-protos.h: Delete predicate functions.
16285 Declare functions no longer static.
16286 * config/rs6000/predicates.md: New.
16287 * config/rs6000/rs6000.md: Include predicates.md
16289 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
16291 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
16292 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
16294 * cfgrtl.c (need_fake_edge_p): Likewise.
16295 * combine.c (distribute_notes): Likewise.
16296 * emit-rtl.c (try_split): Likewise.
16297 * recog.c (peephole2_opimize): Likewise.
16298 * reg-notes.def (ALWAYS_RETURN): Remove.
16299 * rtl.h (LCT_ALWAYS_RETURN): Remove.
16300 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
16301 * tree.h (ECF_ALWAYS_RETURN): Remove.
16303 2005-02-28 Roger Sayle <roger@eyesopen.com>
16305 PR middle-end/19874
16306 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
16307 between different machine modes is never a "useless" conversion.
16309 2005-02-28 Geert Bosch <bosch@gnat.com>
16312 * doc/contrib.texi: List contributors for Ada front end
16314 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16316 * simplify-rtx.c (simplify_unary_operation_1,
16317 simplify_const_unary_operation): New, extracted from...
16318 (simplify_unary_operation): ... this one.
16319 (simplify_binary_operation_1,
16320 simplify_const_binary_operation): New, extracted from...
16321 (simplify_binary_operation): ... this one.
16322 * rtl.h (simplify_const_unary_operation,
16323 simplify_const_binary_operation): Add prototypes.
16325 2005-02-28 Julian Brown <julian@codesourcery.com>
16327 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
16328 building libjava and caused PR regression/20228.
16330 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16333 * Makefile.in (host_subdir): New.
16334 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
16335 * configure: Regenerate.
16337 2005-02-27 Zack Weinberg <zack@codesourcery.com>
16339 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
16340 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
16341 installation directory first.
16343 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
16346 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
16347 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
16348 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
16349 * config/cris/cris.md: Tweak comments referring to Q.
16350 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
16351 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
16352 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
16353 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
16354 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
16355 Insert spaces in constraints to align alternatives vertically for
16357 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
16360 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16362 PR rtl-optimization/17728
16363 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
16364 operand 0 from general_operand to move_dest_operand.
16366 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16368 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
16369 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
16370 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
16371 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
16373 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
16375 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
16376 * configure: Regenerate.
16377 * libada-mk.in: Remove CC; rename
16378 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
16380 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
16383 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
16384 for the lhs, also walk over the tree. Likewise for rhs.
16386 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
16388 * tree-ssa-dom.c (simple_iv_increment_p): New function.
16389 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
16390 Do not propagate value of iv before increment over the increment.
16392 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
16394 * c-parser.c: New file.
16395 * c-parse.in: Remove.
16396 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
16398 (c-parser.o): Add dependencies.
16399 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
16400 maintainer-clean, TAGS): Update.
16401 * c-config-lang.in (gtfiles): Update.
16402 * gengtype-lex.l: Don't handle "@@".
16403 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
16404 objc_build_synchronized, objc_begin_try_stmt,
16405 objc_begin_catch_clause, objc_finish_catch_clause,
16406 objc_build_finally_clause, objc_finish_try_stmt): New.
16407 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
16409 (c_parse_init): Update comment.
16410 * c-decl.c (c_init_decl_processing): Update comment.
16411 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
16412 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
16413 new c_declspecs members.
16415 2005-02-25 Julian Brown <julian@codesourcery.com>
16417 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
16418 from being used for symbols with vague linkage when
16419 HAVE_GAS_COMDAT_GROUP is true.
16421 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16423 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
16425 2005-02-25 Steve Ellcey <sje@cup.hp.com>
16428 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
16429 (LIBGCC2_HAS_DF_MODE): New.
16430 (LIBGCC2_HAS_XF_MODE): New.
16431 (LIBGCC2_HAS_TF_MODE): New.
16432 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16433 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16434 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16435 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16436 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
16437 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
16438 and add _fixtfdi, _fixunstfdi, _floatditf
16439 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
16440 L_fixunstfdi, L_floatditf.
16441 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
16442 (LIBGCC2_HAS_TF_MODE): Define.
16444 2005-02-25 Diego Novillo <dnovillo@redhat.com>
16446 PR tree-optimization/20204
16447 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
16448 REWRITE_THIS_STMT markers on PHI nodes.
16449 (rewrite_initialize_block): Likewise.
16451 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16453 * version.c (version_string): Update to 4.1.
16455 2005-02-25 Paolo Carlini <pcarlini@suse.de>
16457 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
16458 Clarify that the alternative way doesn't work in GNU C++.
16460 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16462 PR tree-optimization/19937
16463 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
16464 to the type of the induction variable.
16466 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
16468 PR rtl-optimization/20117
16469 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
16470 the block including noncopyable insn.
16472 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16474 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
16475 calls to find_reg_note.
16477 2005-02-24 Richard Henderson <rth@redhat.com>
16480 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
16483 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
16485 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
16486 vector types if to use base reg for misaligned non-word ld/std.
16488 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16491 * config/cris/cris.c (cris_target_asm_function_prologue): Create
16492 dwarf2 label manually and put it after, not before the prologue.
16494 2005-02-24 David Edelsohn <edelsohn@gnu.org>
16497 * reload.c (operands_match_p): Only increment register number for
16498 SCALAR_INT_MODE_P modes in multiple hard registers.
16500 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
16503 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16505 * ChangeLog.5: Fix log message typo(s).
16506 * ChangeLog.7: Likewise.
16507 * ChangeLog.tree-ssa: Likewise.
16508 * cfgexpand.c: Fix comment typo(s).
16509 * conflict.c: Likewise.
16510 * defaults.h: Likewise.
16511 * dwarf2out.c: Likewise.
16512 * gcse.c: Likewise.
16513 * ggc-page.c: Likewise.
16514 * tree-eh.c: Likewise.
16515 * tree-ssa-dom.c: Likewise.
16517 2005-02-24 Jakub Jelinek <jakub@redhat.com>
16520 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
16521 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
16522 if SHARED is defined.
16525 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
16526 allow splitting only if operands 0 and 3 don't overlap.
16528 2005-02-24 Richard Henderson <rth@redhat.com>
16530 PR middle-end/19953
16531 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
16532 (fold_builtin_1): Call them.
16533 * fold-const.c (fold_complex_mult_parts): Split out from ...
16534 (fold_complex_mult): ... here. Fix typo in both imaginary case.
16535 (fold_complex_div_parts, fold_complex_div): New.
16537 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
16539 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16541 * tree-ssa-ccp.c (visit_assignment): Verify that result of
16542 VIEW_CONVERT_EXPR is_gimple_min_invariant.
16544 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
16545 (print_node): Likewise.
16546 Print TYPE_SIZES_GIMPLIFIED.
16548 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16550 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
16551 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
16552 operands as commutative in constraints.
16554 2005-02-24 Diego Novillo <dnovillo@redhat.com>
16556 * tree-into-ssa.c: Re-organize internal functions.
16558 2005-02-24 Richard Henderson <rth@redhat.com>
16560 PR middle-end/18902
16561 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
16563 * common.opt (fcx-limited-range): New.
16564 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
16565 * toplev.c (flag_complex_method): Initialize to 1.
16566 (process_options): Set flag_complex_method to 0 if
16567 flag_cx_limited_range.
16568 * doc/invoke.texi (-fcx-limited-range): New.
16570 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16572 * cse.c (delete_trivially_dead_insns): Speed up by using
16573 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
16576 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
16578 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
16579 functions when -mid-shared-library is being used.
16581 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16583 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
16584 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
16585 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
16586 * system.h: Poison LINK_LIBGCC_SPECIAL.
16588 2005-02-23 James E Wilson <wilson@specifixinc.com>
16590 * gengtype.c (note_insn_name): Make 1 element larger.
16592 2005-02-23 Roger Sayle <roger@eyesopen.com>
16595 PR rtl-optimization/20097
16596 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16597 BImode SUBREGs of SImode registers which confuse the ia64 backend.
16599 2005-02-23 David Edelsohn <edelsohn@gnu.org>
16601 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
16602 * t-aix52 (SHLIB_INSTALL): Same.
16604 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
16606 * genpreds.c: Update copyright.
16608 2005-02-23 Michael Beach <michaelb@ieee.org>
16611 * config/sparc/t-elf (startup files): Assemble with CPP.
16613 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
16615 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
16616 (write_predicate_expr): Likewise.
16618 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16620 PR tree-optimization/20100
16621 PR tree-optimization/20115
16622 * tree-optimize.c (init_tree_optimization_passes): Remove
16623 pass_maybe_create_global_var.
16624 * tree-pass.h (pass_maybe_create_global_var): Remove.
16625 * tree-ssa-alias.c (aliases_computed_p): Declare.
16626 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
16627 (count_calls_and_maybe_create_global_var): Remove.
16628 (pass_maybe_create_global_var): Remove.
16629 (init_alias_info): Do not declare aliases_computed_p.
16630 (maybe_create_global_var): If the function contains no
16631 call-clobbered variables and a mix of pure/const and regular
16632 function calls, create .GLOBAL_VAR.
16633 Mark all call-clobbered variables for renaming.
16634 (merge_pointed_to_info): Update comment.
16635 (add_pointed_to_var): Likewise.
16636 (is_escape_site): Likewise.
16637 Accept struct alias_info * instead of size_t *.
16639 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
16641 * tree-ssa-operands.c (get_call_expr_operands): If
16642 ALIASES_COMPUTED_P is false, do not add call-clobbering
16644 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
16645 (delete_tree_ssa): Likewise.
16647 2005-02-22 James E Wilson <wilson@specifixinc.com>
16649 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
16650 (do_compile): Do call it here.
16652 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16654 PR rtl-optimization/20017.
16655 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
16656 rest_of_handle_cse2, rest_of_handle_gcse): Call
16657 delete_dead_jumptables immediately before calling cleanup_cfg.
16659 2005-02-22 Devang Patel <dpatel@apple.com>
16662 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
16665 2005-02-22 David Edelsohn <edelsohn@gnu.org>
16667 * config/rs6000/aix.h (WINT_TYPE): Define.
16669 2005-02-22 Stan Shebs <shebs@apple.com>
16671 * config/rs6000/rs6000.c (rs6000_override_options): Default to
16672 natural alignment for 64-bit Darwin.
16673 (rs6000_parse_alignment_option): Warn about uses of -malign-power
16675 * doc/invoke.texi: Document this.
16677 2005-02-22 DJ Delorie <dj@redhat.com>
16679 * c-common.c (c_common_type_for_mode): Pass the mode's precision
16680 to make_[un]signed_type, not the mode itself.
16682 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16684 * cfg.c (cached_make_edge): Call make_edge if edge cache is
16685 not available. Use tail calls wherever possible.
16686 (make_edge): Call unchecked_make_edge to create an edge.
16688 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
16689 (coalesce_ssa_name): Don't check for
16690 SSANORM_USE_COALESCE_LIST.
16691 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
16693 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16695 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
16696 (rewrite_into_ssa): ... here.
16698 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
16700 PR tree-optimization/19786
16701 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
16702 tag to another's may-alias bitmap when adding to the other's list.
16704 2005-02-21 DJ Delorie <dj@redhat.com>
16706 * tree-ssa-loop-ivopts.c (computation_cost): Start register
16707 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
16708 registers in unsupported ways.
16709 * expmed.c (init_expmed): Likewise.
16711 2005-02-21 Stan Cox <scox@redhat.com>
16713 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
16715 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16717 * tree-cfg.c (fold_cond_expr_cond): New.
16718 (make_edges): Call fold_cond_expr_cond.
16719 (find_taken_edge): Accept nothing but INTEGER_CST.
16720 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
16722 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
16724 * flow.c (delete_dead_jumptables): Speed up by scanning insns
16725 that do not belong to any basic block.
16727 2005-02-21 Jeff Law <law@redhat.com>
16729 * cfganal.c (find_unreachable_blocks): Manually CSE load of
16732 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16734 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
16735 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
16736 Adjust their definitions.
16737 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
16738 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
16740 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
16741 genautomata.c, langhooks.c, langhooks.h, system.h,
16742 config/arm/lib1funcs.asm: Update copyright.
16744 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16746 * dbxout.c (dbxout_function_end): Emit Lscope label always.
16748 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
16751 * doc/install.texi: Document --with-gc.
16753 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
16755 * simplify-rtx.c (simplify_unary_operation): Add a missing
16758 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16760 PR tree-optimization/18663
16761 * tree-ssa-dom.c (extract_range_from_cond): Return 0
16762 if the type has variable bounds.
16764 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
16766 * gcse.c: Remove an obsolete comment.
16768 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
16770 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
16772 * doc/extend.texi (Function Attributes) <Attribute const>: The
16773 attribute "pure" is below this text, not above.
16775 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16777 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
16778 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
16779 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
16781 2005-02-20 Zack Weinberg <zack@codesourcery.com>
16784 * langhooks.h (struct lang_hooks): Add to_target_charset.
16785 * langhooks.c (lhd_to_target_charset): New function.
16786 * langhooks-def.h: Declare lhd_to_target_charset.
16787 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
16788 (LANG_HOOKS_INITIALIZER): Update.
16789 * c-common.c (c_common_to_target_charset): New function.
16790 * c-common.h: Declare it.
16791 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
16792 c_common_to_target_charset.
16794 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
16795 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
16796 Delete definitions.
16797 * system.h: Poison them.
16798 * doc/tm.texi: Don't discuss them.
16799 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
16800 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
16801 (pp_c_char): Do not attempt to generate letter escapes for
16803 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
16804 * config/mips/mips.c (mips_output_ascii): Likewise.
16806 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
16808 PR tree-optimization/19951
16809 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
16812 2005-02-19 Steven Bosscher <stevenb@suse.de>
16814 PR middle-end/19698
16815 * function.h (struct function): New field `max_loop_depth'.
16816 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
16817 (flow_loops_find): Reset the max loop depth count before finding loops.
16818 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
16819 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
16820 (calculate_global_regs_live): Make sure the loop will terminate
16821 when the initial sets are not empty.
16823 2005-02-19 Zack Weinberg <zack@codesourcery.com>
16825 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
16827 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
16829 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
16832 * doc/invoke.texi: Remove documentation of %M spec.
16834 (init_spec): Remove %M suffix from -lgcc_s.
16835 (do_spec_1): Remove 'M' case.
16836 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
16837 to put shared libraries in the multilib directory. Remove the
16838 shlib_so_soname substitution variable. Don't add a multilib encoding
16839 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
16840 reported by -print-multi-os-directory. Pass @multilib_dir@ to
16841 SHLIB_INSTALL as well as SHLIB_LINK.
16842 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
16843 (SHLIB_NAME): Delete.
16844 (SHLIB_DIR): New macro.
16845 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
16846 (SHLIB_INSTALL): Adjust accordingly.
16847 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
16848 * config/t-slibgcc-sld: Likewise.
16849 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
16850 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
16851 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
16853 (SHLIBUNWIND_INSTALL): Adjust accordingly.
16854 * config/i386/t-nwld (SHLIB_SONAME): Delete.
16855 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
16856 Use @shlib_base_name@ instead of @shlib_so_name@.
16857 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
16858 and @shlib_base_name@.so in @multilib_dir@.
16859 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
16860 to the install path.
16861 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
16862 (SHLIB_LINK): Remove previous workaround.
16863 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
16864 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
16865 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
16867 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
16868 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
16869 (SHLIB_INSTALL): Adjust accordingly.
16870 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
16871 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
16872 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
16873 config/t-slibgcc-elf-ver.
16875 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
16876 Jakub Jelinek <jakub@redhat.com>
16878 PR tree-optimization/19828
16879 * tree-ssa-loop-im.c: Add a TODO comment.
16880 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16881 without side-effects.
16883 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16885 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16888 2005-02-18 James E. Wilson <wilson@specifixinc.com>
16890 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16891 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16892 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16894 (ia64_reorg): Delete fixup_errata call.
16895 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16896 (TARGET_SWITCHES): Delete -mb-step entry.
16898 2005-02-19 Jakub Jelinek <jakub@redhat.com>
16901 * c-typeck.c (composite_type): Handle quals in transparent unions.
16902 (type_lists_compatible_p): Likewise.
16904 2005-02-18 Stan Shebs <shebs@apple.com>
16906 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
16907 expressions in the .literal8 section.
16909 2005-02-18 Geoffrey Keating <geoffk@apple.com>
16911 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
16913 2005-02-18 Roger Sayle <roger@eyesopen.com>
16915 * fold-const.c (constant_boolean_node): Always create values of the
16916 specified type, don't bother calling truthvalue_conversion.
16918 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16920 * except.c (output_function_exception_table): Call
16921 assemble_external_libcall (eh_personality_libfunc).
16923 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16926 * config/ia64/ia64.h (struct machine_function): Add state_num.
16927 * config/ia64/ia64.c (process_epilogue,
16928 process_for_unwind_directive): Use new unwind state numbers each
16929 time rather than state 1.
16931 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
16934 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
16935 before the "*llgt_didi" pattern.
16937 2005-02-18 Jason Merrill <jason@redhat.com>
16939 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
16941 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
16943 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
16944 (div0): Use it in place of ARM_FUNC_ALIAS.
16945 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
16947 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
16949 PR middle-end/20030
16950 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
16951 access, the lower bound of the array type if it exists.
16953 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
16956 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
16957 cases that are out-of-range for the index type.
16959 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16961 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
16962 (estimate_case_costs): Don't call convert.
16963 * expmed.c (expand_shift): Likewise.
16964 (make_tree): Call fold_convert instead of convert.
16966 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16969 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
16970 that ref to be marked MEM_READONLY_P doesn't have base that needs
16973 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16975 * genautomata.c (output_get_cpu_unit_code_func,
16976 output_cpu_unit_reservation_p): Don't generate old-style function
16979 2005-02-18 Jakub Jelinek <jakub@redhat.com>
16982 PR tree-optimization/20009
16983 * convert.c (convert_to_integer): Revert 2005-02-16 change.
16985 PR tree-optimization/18947
16986 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
16987 inline, remove all nodes that are inlined into the extern inline
16990 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
16992 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
16993 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
16994 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
16995 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
16998 2005-02-17 Roger Sayle <roger@eyesopen.com>
17000 PR tree-optimization/19917
17001 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
17002 to be potentially trapping.
17004 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
17006 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
17008 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
17010 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
17011 tem becomes a local variable which is set to the value of the
17012 back end defined INITIAL_FRAME_ADDRESS macro.
17013 (expand_builtin_frame_address): Omit the base parameter to
17014 expand_builtin_return_addr.
17015 (expand_builtin_profile_func): Likewise.
17016 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
17017 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
17018 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
17020 2005-02-17 Jakub Jelinek <jakub@redhat.com>
17022 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
17023 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
17024 * config/frv/frv.c (frv_function_epilogue): Likewise.
17026 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
17028 * lambda-code (perfect_nestify): Remove mark/unmark
17029 for rewriting hack.
17030 * tree-loop-linear.c (linear_transform_loops): Add
17031 rewrite_into_ssa call so that ssa is correct for
17032 rewriting into loop closed.
17034 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
17036 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
17037 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
17039 * bt-load.c (btr_def_live_range, combine_btr_defs,
17040 migrate_btr_def, migrate_btr_defs): Likewise.
17041 * cfgcleanup.c (thread_jump): Likewise.
17042 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
17043 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
17044 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
17045 df_rd_local_compute, df_reg_info_compute): Likewise.
17046 * dominance.c (init_dom_info, free_dom_info): Likewise.
17047 * flow.c (init_propagate_block_info,
17048 free_propagate_block_info): Likewise.
17049 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
17050 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
17051 modify_reg_pav): Likewise.
17052 * loop-invariant.c (find_defs, find_invariant_insn,
17053 find_invariants, free_inv_motion_data): Likewise.
17054 * predict.c (tree_predict_by_opcode,
17055 estimate_bb_frequencies): Likewise.
17056 * stmt.c (expand_case): Likewise.
17057 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
17058 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
17059 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
17060 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
17061 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
17062 rewrite_ssa_into_ssa): Likewise.
17063 * tree-optimize.c (tree_rest_of_compilation): Likewise.
17064 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
17065 analyze_edges_for_bb, perform_edge_inserts): Likewise.
17066 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
17067 * tree-sra.c (tree_sra): Likewise.
17068 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
17069 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
17070 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
17071 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17072 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
17073 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
17075 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
17076 calculate_live_on_entry, calculate_live_on_exit,
17077 build_tree_conflict_graph): Likewise.
17078 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
17079 record_important_candidates, set_use_iv_cost, find_depends,
17080 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
17081 tree_ssa_iv_optimize_finalize): Likewise.
17082 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
17083 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
17084 tree_duplicate_loop_to_header_edge): Likewise.
17085 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
17086 * tree-ssa.c (verify_flow_insensitive_alias_info,
17087 verify_name_tags, verify_ssa, init_tree_ssa,
17088 delete_tree_ssa): Likewise.
17089 * tree-ssanames.c (marked_ssa_names, init_ssanames,
17090 fini_ssanames): Likewise.
17091 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
17093 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
17095 * config/rs6000/t-rtems: Completely reworked.
17097 2005-02-17 Ira Rosen <irar@il.ibm.com>
17099 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
17101 2005-02-17 Ira Rosen <irar@il.ibm.com>
17103 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
17104 POINTER_TYPE_P when checking that type is a pointer.
17105 (vect_get_memtag): Remove.
17106 (vect_address_analysis): Use POINTER_TYPE_P. Call
17107 vect_object_analysis with dummy parameter for memtag.
17108 (vect_object_analysis): Extract memtag (functionality that
17109 used to be in vect_get_memtag and moved here). Fix printings.
17110 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
17111 with correct parameters. Remove call to vect_get_memtag.
17113 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
17115 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
17116 (tree-vectorizer.o): Added missing dependencies.
17118 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
17120 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
17121 declaration in tree-vectorizer.c, now has an extern declaration in
17122 tree-vectorizer.h).
17123 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17124 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
17125 get_vectype_for_scalar_type, vect_is_simple_use,
17126 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
17127 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
17128 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
17129 vectorizable_store, vectorizable_operation, vectorizable_assignment,
17130 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
17131 find_loop_location): Likewise.
17133 * tree-vectorizer.c (langhooks.h): #include removed.
17134 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
17135 moved to tree-vectorized.h.
17136 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17137 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
17138 get_vectype_for_scalar_type, vect_is_simple_use,
17139 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
17140 vect_supportable_dr_alignment, new_loop_vec_info,
17141 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
17142 vect_set_verbosity_level, find_loop_location): Likewise.
17144 (vect_analyze_loop): Function externalized. Declaration moved to
17145 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
17146 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
17147 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
17148 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
17149 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
17150 vect_enhance_data_refs_alignment, vect_analyze_operations,
17151 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
17152 vect_stmt_relevant_p, vect_get_loop_niters,
17153 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
17154 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
17155 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
17156 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
17157 vect_get_memtag): Likewise.
17159 (vectorizable_load): Function externalized. Declaration moved to
17160 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
17161 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
17162 vect_transform_loop): Likewise.
17163 (vect_transform_stmt): Moved to tree-vect-transform.c.
17164 (vect_align_data_ref, vect_create_destination_var,
17165 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
17166 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
17167 vect_get_vec_def_for_operand, vect_init_vector,
17168 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
17169 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
17170 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
17171 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
17172 vect_do_peeling_for_loop_bound): Likewise.
17174 * tree-vect-analyze.c: New file.
17175 * tree-vect-transform.c: New file.
17177 2005-02-17 Jason Merrill <jason@redhat.com>
17179 PR mudflap/19319, c++/19317
17180 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
17183 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
17185 * doc/install.texi (Specific): Update link for Darwin-specific
17188 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
17190 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
17191 constant_boolean_node.
17193 2005-02-16 David Edelsohn <edelsohn@gnu.org>
17196 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
17197 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
17199 2005-02-16 Richard Henderson <rth@redhat.com>
17202 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
17204 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
17205 replace uses with Wtype_MAXp1_F.
17206 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
17207 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
17208 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
17209 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
17210 and HAVE_TFMODE as appropriate.
17211 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
17212 (__floatdisf): Likewise.
17213 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
17214 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
17215 (Wtype_MAXp1_F): New.
17216 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
17217 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
17219 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
17222 * arm.c (arm_apply_result_size): New function.
17223 * arm.h (APPLY_RESULT_SIZE): Define.
17224 * arm-protos.h (arm_apply_result_size): Add prototype.
17225 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
17226 (movxf): New expand.
17227 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
17228 (call_value_symbol): Remove predicate for operand 0.
17229 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
17230 (untyped_call): Rework to correclty return values for any type.
17231 (untyped_return): New expand.
17232 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
17234 2005-02-16 Stan Shebs <shebs@apple.com>
17236 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
17237 * config/rs6000/t-darwin8: New, for 64-bit multilib.
17239 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
17241 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
17242 configure settings on Solaris 7 and later.
17244 2005-02-16 Diego Novillo <dnovillo@redhat.com>
17246 PR tree-optimization/19865
17247 * tree-optimize.c (init_tree_optimization_passes): Run
17248 pass_may_alias after pass_sra.
17250 2005-02-16 Richard Henderson <rth@redhat.com>
17251 Stuart Hastings <stuart@apple.com>
17254 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
17255 Do nothing if debug info suppressed for this function.
17256 (dbxout_begin_function): Early exit if debug info suppressed for
17259 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
17262 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
17264 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
17266 PR tree-optimization/19967
17267 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
17268 expand_builtin_strchr, expand_builtin_strrchr): Take a new
17269 argument TYPE. Adjust calls to fold_builtin_XXX.
17270 (expand_builtin, fold_builtin_1): Adjust calls to
17271 expand_builtin_XXX.
17272 (fold_builtin_strchr, fold_builtin_strpbrk,
17273 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
17274 result to a requested type TYPE.
17276 2005-02-16 Jakub Jelinek <jakub@redhat.com>
17278 PR middle-end/19857
17279 * fold-const.c (fold): Don't optimize (T)(x & cst) to
17280 (T)x & (T)cst if (T)cst overflows.
17281 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
17282 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
17284 2005-02-15 Jeff Law <law@redhat.com>
17286 * gcse.c (blocks_with_calls): New bitmap.
17287 (alloc_gcse_mem): Allocate it.
17288 (free_gcse_mem): Free it.
17289 (clear_modifY_mem_tables): Clear it.
17290 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
17291 when we encounter CALL_INSNs.
17292 (compute_transp, case MEM): Handle blocks with calls separate
17293 from blocks without calls. Use bitmap iterators rather than
17296 2005-02-15 Peter O'Gorman <peter@pogma.com>
17299 * mklibgcc.in (vis_hide): Use a temporary object file, not
17302 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
17305 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
17306 access optimization.
17308 2005-02-15 David Edelsohn <edelsohn@gnu.org>
17309 Alan Modra <amodra@bigpond.net.au>
17312 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
17313 (_xlqsub): Rename to __gcc_qsub.
17314 (_xlqmul): Rename to __gcc_qmul.
17315 (_xlqdiv): Rename to __gcc_qdiv.
17316 Provide versioned symbol aliases with old names.
17317 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
17318 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
17319 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
17320 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
17321 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
17323 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17325 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
17326 Fold ~(A - 1) and ~(A + -1) to -A.
17328 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17332 * config/host-linux.c (linux_gt_pch_use_address): Copy from
17333 config/pa/pa-host.c:pa_gt_pch_use_address.
17335 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
17337 * tree-vn.c (get_value_handle): Make sure that given an
17338 is_gimple_min_invariant expression, we always return it.
17340 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17342 * passes.c (rest_of_handle_gcse): Fix a comment.
17344 2005-02-15 Jeff Law <law@redhat.com>
17346 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
17348 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
17349 (canon_list_insert, record_last_mem_set_info): Similarly.
17350 (clear_modify_mem_tables): Similarly.
17352 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17354 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
17355 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
17356 config/mips/mips.md, config/rs6000/aix.h,
17357 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
17359 2005-02-15 Richard Henderson <rth@redhat.com>
17361 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
17362 call to be best_edge.
17364 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17366 * basic-block.h: Adjust the prototype for find_basic_blocks.
17367 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
17368 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
17371 * flow.c (recompute_reg_usage): Remove all arguments.
17372 * passes.c (rest_of_compilation): Adjust the call to
17373 recompute_reg_usage.
17374 * rtl.h: Adjust the prototype for recompute_reg_usage.
17376 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
17378 * tree-dump.c (dump_files): Update to reflect new member
17380 (dump_register): Add new argument.
17382 (dump_switch_p_1): Check against glob name if doglob was passed.
17383 (dump_switch_p): Check against regular first, then glob if
17384 we didn't have any hits on the dump name.
17385 * tree-optimize.c (register_one_dump_file):
17386 Pass in glob name as well.
17387 * tree-pass.h (struct dump_file_info): Add glob
17390 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
17392 PR preprocessor/16323
17393 * doc/invoke.texi: Document that -Wendif-labels is on by default.
17395 2005-02-14 David Edelsohn <edelsohn@gnu.org>
17398 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
17399 (trunctfdf2_internal1): New.
17400 (trunctfdf2_internal2): Renamed from trunctfdf2.
17402 2005-02-14 Diego Novillo <dnovillo@redhat.com>
17404 PR tree-optimization/19853
17405 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
17407 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17409 * passes.c (rest_of_handle_loop_optimize): Remove calls to
17410 delete_dead_jumptables and cleanup_cfg.
17412 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
17414 * reload.c (find_reloads): Swap address_reloaded flags when
17415 swapping commutative operands.
17417 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
17419 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
17420 Use standard_iv_increment_position for computing the bsi position
17422 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
17425 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
17428 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
17429 life range of hard registers.
17430 * value-prof.c (insn_prefetch_values_to_profile): Only
17433 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
17434 profile in libcalls.
17436 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
17438 * bitmap.h (bitmap_and_compl_into): Return bool.
17439 * bitmap.c (bitmap_and_compl_into): Return changed flag.
17441 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17443 PR tree-optimization/19944
17444 * fold-const.c (fold): Re-add ABS_EXPR folding.
17446 2005-02-13 David Edelsohn <edelsohn@gnu.org>
17449 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
17450 {TARGET,MASK}_XL_COMPAT.
17451 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
17453 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
17454 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
17456 (rs6000_arg_partial_bytes): Same.
17457 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
17458 and XL compatibility enabled.
17459 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
17460 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
17461 test to final condition.
17462 (cmptf_internal2): New.
17463 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
17464 xl-compat. Add TFmode information to description.
17466 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
17468 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
17470 2005-02-13 Jason Merrill <jason@redhat.com>
17473 * fold-const.c (fold_indirect_ref_1): Split out from...
17474 (build_fold_indirect_ref): Here.
17475 (fold_indirect_ref): New fn.
17476 * tree.h: Declare it.
17477 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
17478 (gimplify_modify_expr_rhs): Likewise.
17479 (gimplify_expr): Likewise.
17481 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17483 PR tree-optimization/14303
17484 PR tree-optimization/15784
17485 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
17486 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
17487 ABS_EXPR<x> != 0 to x != 0.
17489 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
17491 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
17492 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
17493 spelling conventions.
17495 * passes.c (rest_of_handle_gcse): Don't run cse_main and
17496 delete_trivially_dead_insns too many times.
17498 * passes.c (rest_of_handle_gcse): Remove dead assignments to
17501 2005-02-12 Ira Rosen <irar@il.ibm.com>
17503 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
17504 (vect_is_simple_iv_evolution): Remove redundant parameter
17506 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
17507 without last parameter.
17508 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
17509 Return pointer step. Call vect_is_simple_iv_evolution without
17510 last parameter. Check only that the step is multiple of size
17511 type. Remove stmt_vinfo updates.
17512 (vect_get_memtag_and_dr): Remove.
17513 (vect_get_memtag): New function.
17514 (vect_address_analysis): New function.
17515 (vect_object_analysis): New function.
17516 (vect_analyze_data_refs): Call vect_object_analysis and
17517 vect_get_memtag. Update stmt_vinfo fields.
17519 2005-02-12 Ira Rosen <irar@il.ibm.com>
17521 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
17522 exist and are objects. Remove checks for pointer.
17523 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
17524 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
17525 (vect_create_data_ref_ptr): Likewise.
17526 (vect_base_addr_differ_p): New function.
17527 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
17528 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
17529 Don't set the DR_BASE_NAME field of data-ref.
17530 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
17532 2005-02-12 Uros Bizjak <uros@kss-loka.si>
17534 * optabs.h (enum optab_index): Add new OTI_ldexp.
17535 (ldexp_optab): Define corresponding macro.
17536 * optabs.c (init_optabs): Initialize ldexp_optab.
17537 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
17539 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
17541 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
17542 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
17544 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
17545 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
17548 2005-02-12 Ira Rosen <irar@il.ibm.com>
17550 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
17552 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
17554 (vect_get_base_and_offset): Always return an address.
17555 (vect_create_addr_base_for_vector_ref): Remove treatment for
17556 different data reference types.
17557 (vect_compute_data_ref_alignment): Rename base to base_address in
17558 stmt_vec_info. Get the object in order to force its alignment.
17559 (vect_get_memtag_and_dr): Rename base to base_address in
17560 stmt_vec_info. Extract the object for memtag analysis.
17562 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
17564 PR regression/19898.
17565 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
17566 changes cc_status, use apply modified_in_p to part of cc_status
17567 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
17570 2005-02-11 Richard Henderson <rth@redhat.com>
17572 * tree-complex.c (expand_complex_libcall): New.
17573 (expand_complex_multiplication): Use it for c99 compliance.
17574 (expand_complex_division): Likewise.
17575 * fold-const.c (fold_complex_add, fold_complex_mult): New.
17577 * builtins.c (built_in_names): Remove const.
17578 * tree.c (build_common_builtin_nodes): Build complex arithmetic
17580 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
17581 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
17582 (built_in_names): Remove const.
17583 * c-common.c (c_common_type_for_mode): Handle complex modes.
17584 * flags.h, toplev.c (flag_complex_method): Rename from
17585 flag_complex_divide_method.
17586 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
17587 __mulsc3, __muldc3, __mulxc3, __multc3): New.
17588 * libgcc2.h: Declare them.
17589 * libgcc-std.ver: Export them.
17590 * mklibgcc.in (lib2funcs): Build them.
17592 2005-02-11 Steven Bosscher <stevenb@suse.de>
17594 PR tree-optimization/19876
17595 Partially revert my change from 2005-01-14
17596 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
17597 (compute_antic): ...and remove the loop here.
17599 2005-02-11 Jakub Jelinek <jakub@redhat.com>
17601 PR middle-end/19858
17602 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
17603 is number of inner's bits, avoid creating a BIT_FIELD_REF.
17605 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
17606 crtend.o if -pie. Use %{x:a;:b} spec syntax.
17608 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
17610 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
17611 offsets for the big-endian 32-bit case.
17613 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
17615 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
17617 2005-02-11 Dale Johannesen <dalej@apple.com>
17619 * cselib.c (cselib_process_insn): Clear out regs where
17620 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
17621 * reload.c (find_equiv_reg): Ditto.
17623 2005-02-11 Ian Lance Taylor <ian@airs.com>
17625 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
17628 * tree.c (build_function_type_list): Work correctly if there are
17631 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
17633 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
17634 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
17635 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
17636 TARGET_ZARCH instead of TARGET_64BIT.
17638 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
17640 * config/rs6000/t-rtems:
17641 (MULTILIB_OPTIONS): Remove mcpu=602.
17642 (MUTLILIB_DIRNAMES): Remove m602.
17643 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
17644 Let mcpu=602 match mcpu=603.
17645 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
17647 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17649 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
17650 signal trampolines.
17652 2005-02-10 David Daney <ddaney@avtrex.com>
17654 * config/alpha/linux-unwind.h: Add exception clause to copyright.
17655 * config/i386/linux-unwind.h: Likewise.
17656 * config/ia64/linux-unwind.h: Likewise.
17657 * config/mips/linux-unwind.h: Likewise.
17658 * config/pa/linux-unwind.h: Likewise.
17659 * config/rs6000/linux-unwind.h: Likewise.
17660 * config/s390/linux-unwind.h: Likewise.
17661 * config/sh/linux-unwind.h: Likewise.
17662 * config/sparc/linux-unwind.h: Likewise.
17664 2005-02-10 Steven Bosscher <stevenb@suse.de>
17666 PR tree-optimization/17549
17667 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
17668 TER to replace a DEF with its expression if the DEF and the
17669 rhs of the expression we replace into have the same root
17672 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
17674 * config/mips/mips.md: Fix the placement of the match_scratch in the
17677 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17679 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
17682 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
17684 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
17685 (strip_offset): Handle addresses.
17686 (add_address_candidates): Use strip_offset.
17687 (difference_cost): Reflect strip_offset change.
17688 (force_var_cost, difference_cost): Strip nops.
17690 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17692 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
17694 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
17695 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
17696 config/cris/cris-protos.h, config/cris/cris.c: Update
17699 2005-02-10 Jeff Law <law@redhat.com>
17701 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
17702 (lookup_avail_expr): Similarly.
17704 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
17706 * builtins.c (fold_builtin_powi): New function.
17707 (fold_builtin_1): Call it.
17709 2005-02-10 Steven Bosscher <stevenb@suse.de>
17711 PR documentation/19309
17712 * doc/cpp.texi: The __GNUC__ and related predefined macros
17713 are also defined for the "standalone" cpp.
17714 Some non-GCC compilers may also define __GNUC__.
17716 2005-02-10 Jakub Jelinek <jakub@redhat.com>
17719 * c-typeck.c (common_type): New routine. Old common_type renamed
17721 (c_common_type): ...this.
17722 (build_conditional_expr, build_binary_op): Use c_common_type instead
17725 2005-02-10 Steven Bosscher <stevenb@suse.de>
17727 * doc/md.texi: Replace @samp{length} with @code{length}.
17729 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17731 PR tree-optimization/18687
17732 * tree-flow.h (find_loop_niter): Declare.
17733 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
17734 Try using scev even for loops with more than one exit.
17735 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
17736 (struct ivopts_data): Added niters field.
17737 (struct nfe_cache_elt): New.
17738 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
17740 (tree_ssa_iv_optimize_init): Initialize niters cache.
17741 (determine_number_of_iterations): Removed.
17742 (find_induction_variables): Do not call determine_number_of_iterations.
17743 Access niters for single exit through niter_for_single_dom_exit.
17744 (add_iv_outer_candidates): Access niters for single exit through
17745 niter_for_single_dom_exit.
17746 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
17747 number_of_iterations_cond.
17748 (iv_period): New function.
17749 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
17750 (may_replace_final_value): Take data argument. Use
17751 niter_for_single_dom_exit.
17752 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
17753 (rewrite_use_compare): Pass data to may_eliminate_iv.
17754 (rewrite_use_outer): Pass data to may_replace_final_value.
17755 (free_loop_data): Clean up the niters cache.
17756 (tree_ssa_iv_optimize_finalize): Free the niters cache.
17757 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
17758 * tree-ssa-loop-niter.c (find_loop_niter): New function.
17759 (find_loop_niter_by_eval): Use tree_int_cst_lt.
17760 (num_ending_zeros): Moved to tree.c.
17761 * tree.h (num_ending_zeros): Declare.
17762 * tree.c (num_ending_zeros): Moved from tree.c.
17764 2005-02-09 Richard Henderson <rth@redhat.com>
17766 * builtins.c (DEF_BUILTIN): Add COND argument.
17767 * tree.h (DEF_BUILTIN): Likewise.
17768 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
17769 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
17771 (DEF_BUILTIN_STUB): New.
17772 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
17773 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
17774 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
17775 * c-common.c (DEF_BUILTIN): Add COND argument.
17776 * tree.c (local_define_builtin): New.
17777 (build_common_builtin_nodes): New.
17779 2005-02-09 Roger Sayle <roger@eyesopen.com>
17781 * fold-const.c (fold_strip_sign_ops): New function to simplify a
17782 floating point expression ignoring the sign of the result.
17783 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
17784 (fold) <MULT_EXPR>: Use it to simplify x*x.
17785 * tree.h (fold_strip_sign_ops): Prototype here.
17786 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
17787 argument. Use fold_strip_sign_ops to simplify the first argument.
17788 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
17789 first argument when the second argument is an even integer
17790 constant, but only with -funsafe_math_optimizations.
17791 (fold_builtin_1): Update call to fold_builtin_copysign.
17793 2005-02-09 Ian Lance Taylor <ian@airs.com>
17795 PR middle-end/19583
17796 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
17797 just check whether EH_FILTER_FAILURE falls through.
17799 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
17801 * gcc/haifa-sched.c (schedule_block): Make queued sched group
17802 insns return to ready list in the next turn.
17804 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17806 PR middle-end/19402
17807 * builtins.def: New __builtin_powi[lf].
17808 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
17809 (expand_builtin_powi): New function.
17810 (expand_builtin): Dispatch to expand_builtin_powi.
17811 * libgcc2.h: Add prototypes for __builtin_powi[lf].
17812 * libgcc2.c: Add __builtin_powi[lf] implementation.
17813 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
17814 * optabs.h: Add powi_optab.
17815 * optabs.c (init_optabs): Initialize powi_optab.
17816 * doc/extend.texi: Document __builtin_powi[lf].
17818 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
17820 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
17823 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17825 PR middle-end/19854
17826 * fold-const.c (try_move_mult_to_index): Remove redundant
17827 type argument. Create ADDR_EXPR with correct type.
17828 (fold): Update callers of try_move_mult_to_index. Convert
17829 result to the appropriate type.
17831 2005-02-09 Roger Sayle <roger@eyesopen.com>
17834 * config/avr/avr.c (default_rtx_costs): Delete.
17835 (avr_operand_rtx_cost): New function.
17836 (avr_rtx_costs): Completely rewrite.
17838 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
17841 * config/cris/cris.c (in_code): New variable.
17842 (cris_output_addr_const): Now a static function, a wrapper for
17844 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
17845 case from old cris_output_addr_const.
17846 (cris_asm_output_label_ref): Similar for LABEL_REF.
17847 (cris_output_addr_const_extra): Similar for UNSPEC.
17848 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
17849 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
17850 * config/cris/cris-protos.h (cris_output_addr_const): Remove
17852 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
17853 (cris_asm_output_label_ref): Declare.
17855 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
17857 PR preprocessor/19801
17858 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
17859 filenames that changed when libcpp was moved to the toplevel.
17861 2005-02-07 Roger Sayle <roger@eyesopen.com>
17863 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17864 zero extensions of BImode operands. Call lowpart_subreg instead
17865 of gen_lowpart_common and gen_lowpart_SUBREG.
17867 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
17870 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
17871 * configure.ac: Set cc_for_cross_gnattools.
17872 * configure: Regenerate.
17874 2005-02-08 Alan Modra <amodra@bigpond.net.au>
17877 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17879 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17882 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17883 of nested functions.
17885 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
17887 * doc/extend.texi: Document deprecated extensions allowing
17888 static floating-point members to have initializers and allowing
17889 floating-point literals in integral constant expressions.
17891 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
17893 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17894 config/darwin7.h, config/mips/mips.c,
17895 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17898 * cse.c: Update comments.
17900 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
17902 PR middle-end/19775
17903 * builtins.c (fold_builtin_sqrt): Transform
17904 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
17907 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
17908 Dorit Naishlos <dorit@il.ibm.com>
17910 * doc/invoke.texi (ftree-vectorizer-verbose): New.
17911 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
17912 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
17914 * tree.h (vect_set_verbosity_level): New extern function declaration
17916 * tree-vectorizer.h (verbosity_levels): New enum type.
17917 * tree-vectorizer.c (vect_debug_stats): Function removed.
17918 (vect_debug_details): Likewise.
17919 (vect_verbosity_level): Global variable was defined and initialized.
17920 (vect_dump): Global variable definition.
17921 (vect_print_dump_info): New function.
17922 (vect_set_dump_settings): New function.
17923 (vect_set_verbosity_level): New function.
17924 (vectorize_loops): Add call to vect_set_dump_settings.
17926 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
17927 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17928 (slpeel_tree_peel_loop_to_edge): Likewise.
17930 (vect_analyze_offset_expr): Call to vect_print_dump_info with
17931 appropriate verbosity level instead of call to vect_debug_details
17932 or vect_debug_stats.
17933 (vect_get_base_and_offset):
17934 (vect_create_addr_base_for_vector_ref):
17935 (get_vectype_for_scalar_type):
17936 (vect_create_data_ref_ptr):
17937 (vect_init_vector):
17938 (vect_get_vec_def_for_operand):
17939 (vect_finish_stmt_generation):
17940 (vectorizable_assignment):
17941 (vectorizable_operation):
17942 (vectorizable_store):
17943 (vectorizable_load):
17944 (vect_transform_stmt):
17945 (vect_update_ivs_after_vectorizer):
17946 (vect_do_peeling_for_loop_bound):
17947 (vect_update_inits_of_drs):
17948 (vect_do_peeling_for_alignment):
17949 (vect_transform_loop):
17950 (vect_is_simple_use):
17951 (vect_analyze_operations):
17952 (vect_is_simple_iv_evolution):
17953 (vect_analyze_scalar_cycles):
17954 (vect_analyze_data_ref_dependence):
17955 (vect_analyze_data_ref_dependences):
17956 (vect_compute_data_ref_alignment):
17957 (vect_enhance_data_refs_alignment):
17958 (vect_analyze_data_refs_alignment):
17959 (vect_analyze_data_ref_access):
17960 (vect_analyze_data_ref_accesses):
17961 (vect_analyze_pointer_ref_access):
17962 (vect_get_memtag_and_dr):
17963 (vect_analyze_data_refs):
17964 (vect_mark_relevant):
17965 (vect_stmt_relevant_p):
17966 (vect_mark_stmts_to_be_vectorized):
17967 (vect_can_advance_ivs_p):
17968 (vect_get_loop_niters):
17969 (vect_analyze_loop_form):
17970 (vect_analyze_loop):
17971 (vectorize_loops): Likewise.
17973 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
17974 (vect_update_inits_of_drs):
17975 (vect_do_peeling_for_alignment):
17976 (vect_transform_loop):
17977 (vect_analyze_operations):
17978 (vect_analyze_scalar_cycles):
17979 (vect_analyze_data_ref_dependences):
17980 (vect_analyze_data_refs_alignment):
17981 (vect_analyze_data_ref_accesses):
17982 (vect_analyze_data_refs):
17983 (vect_mark_stmts_to_be_vectorized):
17984 (vect_get_loop_niters):
17985 (vect_analyze_loop_form):
17986 (vect_analyze_loop): Likewise.
17987 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
17989 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
17993 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
17994 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
17995 either -ffast-math or -funsafe-math-optimizations is in use.
17997 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
17998 * config/mips/irix-csr.c: New file.
17999 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18000 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18001 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18004 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
18006 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
18007 redundant, incorrect definitions.
18009 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
18011 ("*tls_indirect_call"): New, reference hard regs directly.
18012 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
18014 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
18016 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
18017 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
18019 2005-02-06 Roger Sayle <roger@eyesopen.com>
18021 PR rtl-optimization/19800
18022 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
18023 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
18026 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
18028 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
18030 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
18033 * doc/invoke.texi: Correct documentation of -freorder-functions.
18035 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18038 * doc/invoke.texi: Don't mention gccbug.
18040 2005-02-06 Roger Sayle <roger@eyesopen.com>
18041 Andrew Pinski <pinskia@physics.uc.edu>
18042 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
18044 * simplify-rtx.c (simplify_relational_operation_1): Simplify
18045 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
18046 into just (zero_extract:SI FOO (const_int 1) BAR).
18048 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18050 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
18051 macro locally. Don't give last revision date. Use GCC version
18052 number from gcc-common.texi.
18053 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
18054 revision date. Use GCC version number from gcc-common.texi.
18055 Describe being a library as current state rather than as 3.x
18057 * doc/gcc.texi: Remove last update date.
18058 * doc/gccint.texi: Likewise. Update copyright dates.
18059 * doc/install.texi: Update copyright dates.
18061 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18064 * doc/invoke.texi: Mention for each option included in -Wall that
18065 it is included in -Wall.
18066 * doc/gcc.texi: Update copyright and last modification date.
18068 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18070 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
18071 unnecessary cast to original induction variable increments.
18073 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18075 PR tree-optimization/18219
18076 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
18077 in distributed form.
18079 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
18081 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
18082 Set bitpos and offset later in the function. Do nothing if the
18083 target is a register and if the bitfield lies completely outside
18085 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
18086 here. Return an uninitialised register if the source value is stored
18087 in a register and the bitfield lies completely outside that register.
18089 2005-02-06 Steven Bosscher <stevenb@suse.de>
18091 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
18094 2005-02-06 Marcin Dalecki <martin@dalecki.de>
18096 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
18098 2005-02-06 Geoffrey Keating <geoffk@apple.com>
18100 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
18101 * config/darwin8.h: New.
18102 * config/darwin7.h: Update comment.
18104 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
18105 Dorit Naishlos <dorit@il.ibm.com>
18107 * tree-vectorizer.h (LOC): New type.
18108 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
18109 (loop_line_number): New field in struct _loop_vec_info.
18110 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
18112 * tree-vectorizer.c (input.h): Included.
18113 (find_loop_location): New function.
18114 (vect_debug_stats): Argument changed from loop to LOC. Computation of
18115 loop line number removed.
18116 (vect_debug_details): Likewise.
18117 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
18119 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
18120 call to vect_debug_details/stats changed from loop to loop_loc.
18121 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
18122 (slpeel_tree_peel_loop_to_edge): Likewise.
18124 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
18125 changed from NULL to UNKNOWN_LOC.
18126 (vect_get_base_and_offset):
18127 (vect_create_addr_base_for_vector_ref):
18128 (get_vectype_for_scalar_type):
18129 (vect_create_data_ref_ptr):
18130 (vect_init_vector):
18131 (vect_get_vec_def_for_operand):
18132 (vect_finish_stmt_generation):
18133 (vectorizable_assignment):
18134 (vectorizable_operation):
18135 (vectorizable_store):
18136 (vectorizable_load):
18137 (vect_transform_stmt):
18138 (vect_update_ivs_after_vectorizer):
18139 (vect_do_peeling_for_loop_bound):
18140 (vect_do_peeling_for_alignment):
18141 (vect_transform_loop):
18142 (vect_is_simple_use):
18143 (vect_analyze_operations):
18144 (vect_is_simple_iv_evolution):
18145 (vect_analyze_scalar_cycles):
18146 (vect_analyze_data_ref_dependences):
18147 (vect_compute_data_ref_alignment):
18148 (vect_enhance_data_refs_alignment):
18149 (vect_analyze_data_ref_access):
18150 (vect_analyze_data_ref_accesses):
18151 (vect_analyze_pointer_ref_access):
18152 (vect_get_memtag_and_dr):
18153 (vect_analyze_data_refs):
18154 (vect_mark_relevant):
18155 (vect_stmt_relevant_p):
18156 (vect_mark_stmts_to_be_vectorized):
18157 (vect_can_advance_ivs_p):
18158 (vect_get_loop_niters):
18159 (vect_analyze_loop):
18160 (vectorize_loops): Likewise.
18162 (vectorizable_load): Argument in call to vect_debug_details/stats
18163 changed from loop to LOOP_LOC (loop_vinfo).
18164 (vect_transform_loop):
18165 (vect_analyze_operations):
18166 (vect_analyze_scalar_cycles):
18167 (vect_analyze_data_ref_dependence):
18168 (vect_enhance_data_refs_alignment):
18169 (vect_analyze_data_ref_accesses):
18170 (vect_analyze_pointer_ref_access):
18171 (vect_analyze_data_refs):
18172 (vect_analyze_loop): Likewise.
18174 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
18175 changed from loop to loop_loc.
18177 (vect_enhance_data_refs_alignment): Removed unused variable loop.
18179 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
18180 Dorit Naishlos <dorit@il.ibm.com>
18182 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
18184 (vect_analyze_data_ref_dependences): Likewise.
18186 (vect_is_simple_use): Argument changed from loop structure to
18187 loop_vect_info structure.
18188 (vect_can_advance_ivs_p): Likewise.
18189 (vect_create_index_for_vector_ref): Likewise.
18190 (vect_update_ivs_after_vectorizer): Likewise.
18191 (new_stmt_vec_info): Likewise.
18193 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
18194 changed from loop to loop_vinfo.
18195 (vect_create_data_ref_ptr): First argument in call to
18196 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
18197 (vectorizable_assignment): Second argument in call to vect_is_simple_use
18198 was changed from loop to loop_vinfo.
18199 (vectorizable_operation): Likewise.
18200 (vectorizable_store): Likewise.
18201 (vect_mark_stmts_to_be_vectorized): Likewise.
18202 (vect_do_peeling_for_loop_bound): First argument in call to
18203 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
18204 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
18205 was changed from loop to loop_vinfo.
18206 (vect_analyze_data_ref_dependences): Third argument in call to
18207 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
18209 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
18210 (vect_create_data_ref_ptr): Likewise.
18211 (vect_init_vector): Likewise.
18212 (vect_get_vec_def_for_operand): Likewise.
18213 (vectorizable_assignment): Likewise.
18214 (vectorizable_operation): Likewise.
18215 (vectorizable_store): Likewise.
18216 (vectorizable_load): Likewise.
18217 (vect_update_ivs_after_vectorizer): Likewise.
18218 (vect_is_simple_use): Likewise.
18219 (vect_analyze_data_ref_dependence): Likewise.
18220 (vect_analyze_pointer_ref_access): Likewise.
18221 (vect_can_advance_ivs_p): Likewise.
18223 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
18224 before _stmt_vec_info.
18225 (_stmt_vec_info): Loop field replaced by loop_vec_info.
18226 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
18227 (new_stmt_vec_info): Argument changed from loop structure to
18228 loop_vect_info structure
18230 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
18231 (vect_analyze_offset_expr): Avoid 80 columns overflow.
18232 (vect_create_addr_base_for_vector_ref): Likewise.
18233 (vect_analyze_pointer_ref_access): Likewise.
18235 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18238 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
18239 phi flag if the phi is abnormal.
18241 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18244 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
18245 information for the new statement.
18247 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18250 * gcc.c (main): Include the target in -v output.
18252 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
18254 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
18255 Do not drop the extend if we'd have to add a paradoxical subreg
18256 later. Include optabs.h and insn-codes.h.
18257 * Makefile.in (combine.o): Depend on $(OPTABS_H).
18259 2005-02-02 Roger Sayle <roger@eyesopen.com>
18261 PR middle-end/19405
18262 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
18263 * fold-const.c (const_binop): Avoid constant folding floating
18264 point operations in modes that use composite representations.
18265 * simplify-rtx.c (simplify_binary_operation): Likewise.
18267 2005-02-02 Geoffrey Keating <geoffk@apple.com>
18269 * config/rs6000/altivec.md (altivec_dst): Make the first operand
18271 (altivec_dstt): Likewise.
18272 (altivec_dstst): Likewise.
18273 (altivec_dststt): Likewise.
18274 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
18277 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18279 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
18280 EXPR_LOCUS from orig_cond to the new cond_stmt.
18281 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
18284 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18286 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
18287 standard_iv_increment_position. Remove call to bsi_next
18288 (no need to bump the iterator anymore).
18289 (vect_create_index_for_vector_ref): Call
18290 standard_iv_increment_position. Remove second function argument.
18291 (vect_finish_stmt_generation): Remove call to bsi_next
18292 (no need to bump the iterator anymore).
18293 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
18294 to vect_create_index_for_vector_ref.
18296 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18298 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
18299 phis are used out of the loop.
18301 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18304 * c-decl.c (undef_nested_function): New variable.
18305 (pop_scope): Diagnose undefined nested functions.
18306 (finish_function): Don't attempt cgraph processing or genericizing
18307 if current top-level function contained an undefined nested
18308 function. Reset undef_nested_function at the end of a top-level
18311 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
18313 * tree.c (build_int_cst_type): Take sign of the value into account
18314 when deciding whether sign extend the value.
18316 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18319 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
18320 (cpp_options, cc1_options): Change %{std*&ansi} to
18321 %{std*&ansi&trigraphs}.
18323 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18325 * cse.c: Update comments.
18327 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
18329 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
18330 arguments go on the stack. Do not put complex doubles in odd/even
18333 2005-02-02 Steven Bosscher <stevenb@suse.de>
18335 * doc/invoke.texi: Update the options enabled at -O1, -O2,
18336 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
18337 -ftree-pre, and -fthread-jumps.
18339 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
18341 PR tree-optimization/19578
18342 * tree-flow.h (modified_noreturn_calls): Declare.
18343 (noreturn_call_p): Declare.
18344 * tree-flow-inline.h (noreturn_call_p): New function.
18345 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
18346 * tree-cfg.c (modified_noreturn_calls): New variable.
18347 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
18348 that contain a mid-block noreturn call.
18349 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
18351 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18353 * df.c (df_def_record_1, df_uses_record): Don't use
18355 * df.h (DF_FOR_REGALLOC): Remove.
18357 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18360 * c-typeck.c (really_start_incremental_init): Reset
18361 constructor_max_index for arrays of incomplete type.
18363 2005-02-02 Jeff Law <law@redhat.com>
18365 * gcse.c (struct reg_set): Store the block index where the register
18366 was set rather than the setting insn.
18367 (record_one_set, compute_transp): Corresponding changes.
18368 (pre_insert_copy_insn): Do not call replace_one_set.
18369 (replace_one_set): Remove.
18371 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18374 * doc/gcov.texi: Fix typo.
18376 2005-02-01 Richard Henderson <rth@redhat.com
18379 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
18380 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
18382 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
18383 * config/i386/i386-protos.h: Update.
18385 2005-02-01 Steven Bosscher <stevenb@suse.de>
18387 PR tree-optimization/19217
18388 * tree-cfg.c (verify_expr): Use the data field to see if TP was
18389 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
18390 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
18391 that it is walking a PHI node.
18393 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
18395 * doc/extend.texi (Nested Functions): Update.
18397 2005-02-01 Richard Henderson <rth@redhat.com>
18400 * optabs.c (expand_copysign_absneg): Export.
18401 * optabs.h (expand_copysign_absneg): Declare.
18402 * config/rs6000/rs6000.md (copysigntf3): New.
18404 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18406 PR tree-optimization/19633
18407 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
18408 * tree-ssa-alias.c (init_alias_info): Initialize.
18409 (merge_pointed_to_info): Set.
18410 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
18411 (dump_points_to_info_for): Show value of pt_null.
18412 (struct count_ptr_d): Declare.
18413 (find_ptr_dereference): Remove.
18414 (ptr_is_dereferenced_by): Remove.
18415 (count_ptr_derefs): New local function.
18416 (count_uses_and_derefs): New local function.
18417 (compute_points_to_and_addr_escape): Call it. If the number
18418 of dereferences is greater than zero, mark the pointer as
18419 dereferenced. If there are fewer dereferences than uses of
18420 the pointer, the pointer's value escapes.
18422 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18424 PR tree-optimization/19670
18425 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
18427 (verify_use): ... set it here, instead.
18429 2005-02-01 Janis Johnson <janis187@us.ibm.com>
18431 * doc/sourcebuild.texi (Test directives): Fix formatting.
18433 * doc/sourcebuild.texi (Test directives): Describe selector
18436 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
18438 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
18439 specific 64-bit CPUs.
18441 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
18444 * arm.c (arm_eliminable_register): New function.
18445 (adjacent_mem_locations): Don't allow eliminable registers. Use
18446 HOST_WIDE_INT for address offsets.
18447 * arm-protos.h (arm_eliminable_register): Add prototype.
18449 2005-02-01 Steven Bosscher <stevenb@suse.de>
18451 PR optimization/15242
18452 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
18453 * basic-block.h (duplicate_computed_gotos): Add prototype.
18454 * bb-reorder.c (duplicate_computed_gotos): New function to
18455 duplicate sufficiently small blocks ending in a computed jump.
18456 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
18457 if not optimizing for size.
18458 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
18459 never do tail merging for blocks ending in a computed jump.
18460 * doc/invoke.texi: Document the max-goto-duplication-insns param.
18462 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
18464 Patch from Richard Sandiford <rsandifo@redhat.com>
18465 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
18466 from inheriting a subreg equivalence with a non-spill register.
18468 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
18470 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
18472 * config/frv/frv.c (movcc_fp_destination_operand): New.
18473 (gpr_or_memory_operand): Fix typo in comment.
18474 (gpr_or_memory_operand_with_scratch): New.
18475 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
18476 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
18477 movcc_fp_destination_operand.
18478 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
18479 Legitimize memory addresses using a scratch register.
18481 2005-01-31 Jeff Law <law@redhat.com>
18483 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
18484 bitmap a sparse bitmap instead of a simple bitmap.
18485 (mark_def_sites_initialize_block): Corresponding changes.
18486 (ssa_mark_def_sites_initialize_block): Likewise.
18487 (ssa_mark_phi_uses): Likewise.
18488 (mark_def_site, ssa_mark_def_sites): Likewise.
18489 (mark_def_site_blocks): Likewise.
18490 (rewrite_ssa_into_ssa): Likewise.
18492 * tree-ssa-dom.c (record_cond): Pass correct variable type
18493 for last argument to htab_find_slot_with_hash.
18495 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
18496 effects when optimizing 0 % X. Do not try to optimize X % 0.
18498 2005-01-31 James E. Wilson <wilson@specifixinc.com>
18500 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
18503 2005-02-01 Eric Christopher <echristo@redhat.com>
18505 * config/mips/mips.c (override_options): Warn if -mint64
18507 * doc/invoke.texi (MIPS Options): Document that -mint64 is
18510 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
18512 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
18514 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
18515 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
18516 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
18517 (cached_regno): Initialize to INVALID_REGNUM.
18518 (cse_reg_info_table_size,
18519 cse_reg_info_table_first_uninitialized,
18520 cse_reg_info_timestamp): New.
18521 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
18523 (init_cse_reg_info, get_cse_reg_info_1): New.
18524 (get_cse_reg_info): Cache the last look-up.
18525 (new_basic_block): Update the code to clear mappings from
18526 registers to cse_reg_info entries.
18527 (cse_main): Call init_cse_reg_info.
18529 * cse.c (get_cse_reg_info): Update a comment.
18531 2005-01-31 Steven Bosscher <stevenb@suse.de>
18534 * c-decl.c (start_decl): Do not warn about arrays of elements with
18535 an incomplete type here.
18536 (grokdeclarator): Do it here by making a pedwarn an error.
18537 * c-typeck.c (push_init_level): If there were previous errors with
18538 the constructor type, do not warn about braces for initializers.
18539 (process_init_element): Likewise for excess initializer elements.
18541 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
18543 * cse.c (delete_trivially_dead_insn): Don't iterate.
18545 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
18547 * config/rs6000/rs6000.md (copysignsf3): New expand.
18548 (copysigndf3): Likewise.
18550 2005-01-31 Steven Bosscher <stevenb@suse.de>
18552 * recog.c (constrain_operands): Only look for earlyclobber operand
18553 conflicts if an '&' constraint was seen.
18555 2005-01-31 Marc Espie <espie@openbsd.org>
18557 * config.gcc: Don't include embedded systems fragment, switches default
18558 debugging format to ELF.
18559 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
18560 longer pick it up there.
18562 2005-01-31 Dale Johannesen <dalej@apple.com>
18564 * doc/extend.texi (nested functions): Fix linkage description.
18565 Clarify that static is not allowed.
18567 2005-01-31 Dale Johannesen <dalej@apple.com>
18569 * config/rs6000/darwin.md (movsf_low_di): Make work.
18570 (movdf_low_di): Make work.
18572 2005-01-31 Dale Johannesen <dalej@apple.com>
18574 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
18575 Make work for 64 bit.
18577 2005-01-31 Roger Sayle <roger@eyesopen.com>
18578 Dale Johannesen <dalej@apple.com>
18580 PR middle-end/19650
18581 * fold-const.c (fold_binary_op_with_conditional_arg):
18582 Make types match original operands, before STRIP_NOPS.
18584 2005-01-31 Alan Modra <amodra@bigpond.net.au>
18586 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
18587 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
18588 (struct gcc_sigcontext): Delete. Merge contents to..
18589 (struct gcc_ucontext): ..here.
18590 (get_sigcontext): Delete.
18591 (get_regs): New function, like get_sigcontext but return regs ptr.
18592 64-bit version finds regs from r1 to support vdso.
18593 (ppc_linux_aux_vector): New function.
18594 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
18597 2005-01-31 Ira Rosen <irar@il.ibm.com>
18599 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
18601 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
18602 redundant fold. Fix misalignment for MINUS_EXPR.
18603 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
18604 (vect_analyze_pointer_ref_access): Likewise.
18605 (vect_get_memtag_and_dr): Likewise.
18607 2005-01-31 Richard Henderson <rth@redhat.com>
18609 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
18610 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
18611 absnegdf2_i387, absnegxf2_i387): Likewise.
18613 2005-01-31 Richard Henderson <rth@redhat.com>
18616 * optabs.c (expand_copysign_absneg): New.
18617 (expand_copysign_bit): Split out from ...
18618 (expand_copysign): ... here. Use expand_copysign_absneg.
18620 2005-01-30 Roger Sayle <roger@eyesopen.com>
18622 PR middle-end/19697
18623 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
18624 constant as the second operand and a register as the third.
18626 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
18629 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
18630 that dllimport'd functions do not use all call-clobbered registers
18631 to pass parameters.
18633 2005-01-30 Richard Henderson <rth@redhat.com>
18636 * optabs.c (expand_absneg_bit): Split out from expand_unop and
18637 expand_abs_nojump and generalize. Use operand_subword and
18638 emit_no_conflict_block. Support large modes.
18639 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
18641 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
18642 negation to subtraction.
18643 (expand_copysign): Check that the format has signed zeros.
18644 Use operand_subword and emit_no_conflict_block. Support large modes.
18646 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
18648 Fix PR tree-optimization/19624
18650 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
18651 * tree-ssa-pre.c: Add cfgloop.h.
18653 (pre_stats): New member, constified.
18654 (inserted_exprs): New static variable.
18655 (NECESSARY): New macro.
18656 (create_expression_by_pieces): Fold the expression, and
18657 mark it as defaulting to not necessary. Also put in
18659 (fully_constant_expression): New function.
18660 (insert_into_preds_of_block): Modify to not insert phis when we
18661 are playing with induction variables.
18662 Push phis onto the inserted_exprs vector, and mark them as not
18663 necessary by default.
18664 (insert_aux): Call fully_constant_expression on eprime.
18665 If all edges produce the same value, mark it constant.
18666 (mark_operand_necessary): New function.
18667 (remove_dead_inserted_code): New function.
18668 (init_pre): Init loop optimizer to get loop info.
18669 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
18670 (execute_pre): Commit edge inserts, then remove dead code.
18672 2005-01-30 Richard Henderson <rth@redhat.com>
18674 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
18675 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
18677 2005-01-30 Richard Henderson <rth@redhat.com>
18680 * config/i386/i386.c (ix86_expand_copysign): New.
18681 (ix86_split_copysign_const): New.
18682 (ix86_split_copysign_var): Rename from ix86_split_copysign,
18683 rearrange op1/nmask operands.
18684 * config/i386/i386-protos.h: Update.
18685 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
18686 (copysigndf3): Likewise.
18687 (copysignsf3_const, copysigndf3_const): New.
18688 (copysignsf3_var): Rename from copysignsf3, split out splitter
18689 and fix split predicate for X constraint.
18690 (copysigndf3_var): Similarly.
18692 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
18694 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
18695 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
18696 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
18698 2005-01-29 Richard Henderson <rth@redhat.com>
18701 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
18702 of # and * in constraints.
18704 2005-01-29 Richard Henderson <rth@redhat.com>
18706 PR middle-end/19689
18707 * expr.c (store_field): Don't strip sub-mode cast when the input
18708 data is even smaller.
18710 2005-01-29 Richard Henderson <rth@redhat.com>
18712 PR middle-end/19687
18713 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
18716 2005-01-29 Richard Henderson <rth@redhat.com>
18718 * combine.c (make_field_assignment): Fix argument order
18721 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
18723 PR tree-optimization/15791
18724 * fold-const.c (extract_array_ref): New function.
18725 (fold): Fold comparisons between &a[i] and &a[j] or
18726 semantically equivalent trees.
18728 2005-01-29 Jeff Law <law@redhat.com>
18730 * gcse.c (insert_expr_in_table): Revamp handling of available
18731 and anticipatable occurrence lists to avoid unnecessary list
18733 (insert_set_in_table): Similarly.
18735 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
18737 * c-common.c (fix_string_type): Just use c_build_qualified_type to
18739 (c_build_qualified_type): Build qualified array types with
18740 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
18741 * c-decl.c (c_make_fname_decl): Build unqualified array type
18742 before qualified type.
18743 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
18744 type is qualified, not just if type itself is. Don't apply
18745 qualifiers to array type when declarator is processed. Apply
18746 qualifiers to field type whether or not it is an array type.
18747 Don't handle array types specially for applying qualifiers to
18749 * c-typeck.c (composite_type): Build unqualified element type and
18750 array type when forming composite of array types.
18751 (common_pointer_type, comptypes, comp_target_types,
18752 type_lists_compatible_p, build_indirect_ref, build_array_ref,
18753 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
18755 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
18756 (args2) in variables a1 and a2.
18758 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
18760 * cse.c (n_elements_made, max_elements_made): Remove.
18761 (insert): Don't touch n_elements_made.
18762 (cse_main): Don't touch n_elements_made or max_elements_made.
18764 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
18767 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
18768 configuration part of dp-bit.c to be lost.
18770 2005-01-28 Roger Sayle <roger@eyesopen.com>
18772 * expmed.c (expand_mult_highpart_optab): When attempting to use
18773 a non-widening multiplication in a wider mode, the operands need
18774 to be converted (zero or sign extended) to that mode.
18776 2005-01-28 Ian Lance Taylor <ian@airs.com>
18778 PR middle-end/16558
18779 PR middle-end/19583
18780 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
18781 through if both operands fall through.
18783 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18785 * cse.c (fold_rtx) <PC>: Don't optimize.
18787 2005-01-28 Jeff Law <law@redhat.com>
18789 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
18790 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
18792 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18794 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
18795 cse_reg_info_used_list_end): Remove.
18796 (cse_reg_info_list, cse_reg_info_list_free): New.
18797 (get_cse_reg_info): When allocating an instance of
18798 cse_reg_info, add it to the beginning of the cse_reg_info_list
18799 list. Remove code to maintain cse_reg_info_used_list.
18800 (new_basic_block): Reset the free list to the beginning of
18803 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
18805 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
18806 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
18807 (frv_expand_mdpackh_builtin): New function.
18808 (frv_expand_builtin): Use it to expand __MDPACKH.
18809 * doc/extend.texi (__MDPACKH): Update documentation.
18811 2005-01-28 Uros Bizjak <uros@kss-loka.si>
18813 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
18814 SSE_FLOAT_MODE_P for use_sse computation.
18816 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
18819 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
18821 2005-01-27 Richard Henderson <rth@redhat.com>
18823 * builtins.c (expand_builtin_copysign): New.
18824 (expand_builtin): Call it.
18825 * genopinit.c (optabs): Add copysign_optab.
18826 * optabs.c (init_optabs): Initialize it.
18827 (expand_copysign): New.
18828 * optabs.h (OTI_copysign, copysign_optab): New.
18829 (expand_copysign): Declare.
18831 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
18832 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
18834 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
18835 (ix86_expand_fp_absneg_operator): ... here.
18836 (ix86_split_copysign): New.
18837 * config/i386/i386-protos.h: Update.
18838 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
18839 (copysignsf3, copysigndf3): New.
18841 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
18842 (copysignsf3, ncopysignsf3): New.
18843 (copysigndf3, ncopysigndf3): New.
18844 (copysignxf3, ncopysignxf3): New.
18845 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
18847 2005-01-27 Arend Bayer <arend.bayer@web.de>
18848 Kazu Hirata <kazu@cs.umass.edu>
18850 * cse.c: (find_best_addr): Don't call copy_rtx before calling
18851 fold_rtx. Save cost recomputation if fold_rtx did nothing.
18852 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
18855 2005-01-27 Jeff Law <law@redhat.com>
18857 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
18858 definitions of SSA_NAMEs which are not being rewritten.
18859 (rewrite_ssa_into_ssa): Only initialize the current definition
18860 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
18861 If checking is enabled, assert that SSA_NAME_AUX is clear for all
18862 SSA_NAMEs before returning.
18864 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
18866 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
18867 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
18868 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
18869 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
18870 config/mips/iris6.h, config/sh/sh.c: Update copyright.
18872 2005-01-27 Steven Bosscher <stevenb@suse.de>
18874 PR middle-end/17278
18875 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
18876 higher to -O2 and higher. Likewise for tree PRE.
18877 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18880 2005-01-27 Ian Lance Taylor <ian@airs.com>
18882 PR middle-end/19583
18883 * gimple-low.c (try_catch_may_fallthru): New static function.
18884 (block_may_fallthru): Handle TRY_CATCH_EXPR.
18885 * tree-inline.c (expand_call_inline): Don't warn about reaching
18886 the end of a non-void function being inlined if the function uses
18889 2005-01-27 Jakub Jelinek <jakub@redhat.com>
18891 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18894 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18895 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18896 (implicitly_declare): Handle error_mark_node.
18898 2005-01-27 Richard Henderson <rth@redhat.com>
18901 * tree.h (struct tree_decl): Add debug_expr_is_from.
18902 (DECL_DEBUG_EXPR_IS_FROM): New.
18903 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
18904 * dwarf2out.c (dwarf2out_var_location): Update to match.
18905 * tree-outof-ssa.c (create_temp): Likewise.
18906 * var-tracking.c (track_expr_p): Likewise.
18907 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
18908 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
18909 * toplev.c (default_tree_printer): Likewise.
18911 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
18913 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
18914 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
18916 2005-01-27 Steven Bosscher <stevenb@suse.de>
18918 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
18919 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
18920 ASM_CLOBBERS): Add tree checks.
18922 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
18923 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
18924 * c-common.def (SWITCH_STMT): Update to match.
18925 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
18926 macros instead of SWITCH_EXPR ones.
18927 * c-dump.c (c_dump_tree): Likewise.
18928 * c-gimplify.c (gimplify_switch_stmt): Likewise.
18929 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
18931 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
18933 2005-01-27 Alan Modra <amodra@bigpond.net.au>
18935 * unwind-dw2.c (execute_stack_op): Add missing cases for
18936 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
18938 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
18940 * config.gcc (Obsolete configurations): Remove 'dummy', add
18941 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
18944 2005-01-26 Diego Novillo <dnovillo@redhat.com>
18946 PR tree-optimization/19633
18947 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
18949 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
18950 are no call-clobbered variables.
18951 * tree-outof-ssa.c (check_replaceable): Return false for calls
18954 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
18956 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
18957 even for variables with NULL DECL_INITIAL.
18959 2005-01-26 Stuart Hastings <stuart@apple.com>
18961 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
18963 2005-01-26 Richard Henderson <rth@redhat.com>
18965 PR middle-end/18008
18966 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18968 * expr.c (store_field): Strip conversions to odd-bit-sized types
18969 if the destination field width matches.
18971 2005-01-26 Richard Henderson <rth@redhat.com>
18973 * c-decl.c, expmed.c, expr.c: Revert last change.
18975 2005-01-26 Richard Henderson <rth@redhat.com>
18977 PR middle-end/18008
18978 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
18980 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
18981 if we don't need the bits above those present in the current mode.
18982 * expr.c (store_field): Strip conversions to odd-bit-sized types
18983 if the destination field width matches.
18985 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18987 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18988 either -ffast-math or -funsafe-math-optimizations is in use.
18990 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
18994 * config/avr/avr.c (notice_update_cc): Only set condition code for
18995 ashrqi3 if shift count > 0.
18996 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
18997 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
18998 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
18999 count <= 0 as a no-op, and shift count >= width by copying zero
19000 or sign bit to all bits of the result.
19001 * config/avr/avr.md (all shifts): Add alternatives for zero shift
19002 count, with attribute "length" set to 0 and "cc" set to "none".
19004 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
19006 * doc/invoke.texi: Document -mTLS.
19008 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
19009 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
19010 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
19011 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
19012 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
19013 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
19014 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
19015 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
19017 * configure.ac: Check for a TLS capable gas.
19019 * configure: Regenerate.
19021 2005-01-26 Richard Henderson <rth@redhat.com>
19023 PR middle-end/18008
19024 * combine.c (make_field_assignment): Simplify store to zero_extract
19025 from a source with an overlapping mask.
19027 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
19029 2004-11-11 Eric Christopher <echristo@redhat.com>
19031 * config/frv/frv.md: Add fr400_integer automaton. Don't
19032 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
19035 2005-01-26 Steven Bosscher <stevenb@suse.de>
19037 PR middle-end/16585
19038 * cfgbuild.c (make_edges): Do not clear or set
19039 current_function_has_computed_jump.
19040 * function.h (struct function): Remove the has_computed_jump field.
19041 (current_function_has_computed_jump): Do not define.
19042 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
19043 in a computed jump. Ignore current_function_has_computed_jump.
19045 2005-01-26 Richard Henderson <rth@redhat.com>
19047 PR middle-end/19515
19048 * expr.c (categorize_ctor_elements): New argument p_must_clear.
19049 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
19051 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
19052 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
19053 objects into static storage if they have more than one non-zero value.
19054 * tree.h (categorize_ctor_elements): Update decl.
19056 2005-01-26 Steven Bosscher <stevenb@suse.de>
19058 PR middle-end/19616
19059 * tree.h (CALL_EXPR_TAILCALL): Add comment.
19060 * calls.c (check_sibcall_argument_overlap_1): Revert the change
19061 to this function from 2004-07-10.
19062 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
19063 the current function for tail call optimizations if the address
19064 of one of it its arguments is taken.
19066 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
19068 * cse.c (fold_rtx): Call equiv_constant only when necessary.
19070 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
19072 * function.c (expand_function_end): If current_function_calls_alloca,
19073 emit stack restore in a place that is reached when the function falls
19074 through at the end.
19076 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
19078 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
19079 rule to avoid matching inappropriate suffix rule.
19081 2005-01-26 Jan Hubicka <jh@suse.cz>
19083 PR tree-optimization/19241
19084 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
19086 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
19088 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
19089 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
19091 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
19092 <sim*>: Always use crt1.o, regardless of N in simN.
19093 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
19094 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
19095 (CRT_CALL_STATIC_FUNCTION): Remove.
19096 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
19097 use crt1.o, regardless of N in simN.
19098 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
19099 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
19100 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
19101 case isystem setting.
19102 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
19104 2005-01-25 Ian Lance Taylor <ian@airs.com>
19106 * gimple-low.c (block_may_fallthru): Correct handling of
19107 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
19109 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
19111 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
19112 handlers to match indentation; nested under the mtune=* handler.
19113 Similar for mcpu= and march=.
19115 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
19117 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
19118 * config/mips/linux64.h (LIB_SPEC): Likewise.
19119 * config/mn10300/linux.h (LIB_SPEC): Likewise.
19120 * config/sh/linux.h (LIB_SPEC): Likewise.
19122 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
19124 * config/frv/frv.c (frv_legitimize_tls_address): New.
19125 (TARGET_HAVE_TLS): Define.
19126 (FRV_SYMBOL_REF_TLS_P): Define.
19127 (frv_override_options): Handle new register classes.
19128 (frv_legitimate_address_p): Reject tls addresses.
19129 (frv_legitimize_address): Handle TLS addresses.
19130 (gen_inlined_tls_plt): New.
19131 (gen_tlsmoff): New.
19132 (frv_legitimize_tls_address): New.
19133 (unspec_got_name): Add TLS entries.
19134 (got12_operand): Add R_FRV_TLSMOFF12 case.
19135 (frv_emit_move): Fixup TLS addresses.
19136 (frv_emit_movsi): Legitimize TLS addresses.
19138 * config/frv/frv.h (MASK_BIG_TLS): New.
19139 (TARGET_BIG_TLS): New.
19140 (HAVE_AS_TLS): Define.
19141 (TARGET_SWITCHES): Add -mTLS and -mtls options.
19142 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
19143 (REG_CLASS_NAMES): Same.
19144 (REG_CLASS_CONTENTS): Same.
19145 (CONSTRAINT_LEN): New.
19146 (REG_CLASS_FROM_CONSTRAINT): New.
19147 (PREDICATE_CODES): Add symbolic_operand.
19149 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
19150 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
19151 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
19152 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
19153 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
19154 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
19155 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
19156 GR9_REG, GR14_REG, LRREG.
19157 (type): Add load_or_call attribute.
19158 ("load_or_call"): New reservation.
19159 ("call_gettlsoff"): New.
19160 ("tls_indirect_call"): New.
19161 ("tls_load_gottlsoff12"): New.
19162 ("tlsoff_hilo"): New.
19163 ("tls_tlsdesc_ldd"): New.
19164 ("tls_tlsoff_ld"): New.
19167 * config/frv/frv-protos.h (symbolic_operand): Protoize.
19169 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
19171 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
19172 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
19173 * config/frv/frv.c (TLS_BIAS): Define.
19174 (frv_output_dwarf_dtprel): New.
19176 2005-01-26 Jakub Jelinek <jakub@redhat.com>
19178 PR rtl-optimization/19579
19179 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
19180 both A and B, see if they don't clobber registers the other expr uses.
19182 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
19184 * real.c (do_add): Initialize signalling and canonical members.
19186 * real.c (real_from_integer): Zero out destination.
19188 2005-01-18 Jan Hubicka <jh@suse.cz>
19190 PR tree-optimize/19337
19191 * tree-inline.c (initialize_inlined_parameters): Copy
19192 saved_static_chain_decl only.
19194 2005-01-25 Richard Henderson <rth@redhat.com>
19198 * config/i386/i386.c (x86_inter_unit_moves): Zero.
19199 (ix86_preferred_reload_class): Rewrite fp-constant section, with
19200 80387 enabled, to return a proper subclass. Return the subset that
19201 overlaps with GENERAL_REGS for PLUS.
19202 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
19204 2005-01-25 Richard Henderson <rth@redhat.com>
19206 PR middle-end/19609
19207 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
19209 2005-01-25 Roger Sayle <roger@eyesopen.com>
19211 * expmed.c (choose_multiplier): Change interface to return the
19212 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
19213 (expand_divmod): Update calls to choose_multiplier.
19215 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19217 PR middle-end/19330
19218 * expmed.c (extract_bit_field): Use adjust_address instead of
19219 gen_lowpart when op0 is a MEM.
19221 2005-01-24 Steven Bosscher <stevenb@suse.de>
19223 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
19225 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
19227 * config/mips/irix-csr.c: New file.
19228 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
19229 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
19230 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
19233 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
19236 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
19237 sparc/elf.h, add sparc/sp-elf.h.
19238 (sparc-*-rtems*): Likewise.
19239 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
19240 tm-dwarf2.h, add sparc/sp-elf.h.
19241 (sparc86x-*-elf): Likewise.
19242 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
19243 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
19244 TARGET_OS_CPP_BUILTINS.
19245 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19246 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19248 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
19249 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
19250 (SWITCH_TAKES_ARG): Likewise.
19251 (LOCAL_LABEL_PREFIX): Likewise.
19252 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
19253 (TARGET_N_FORMAT_TYPES): Delete.
19254 (TARGET_FORMAT_TYPES): Likewise.
19255 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
19256 * config/sparc/elf.h: Delete.
19257 * config/sparc/sp-elf.h: New file.
19259 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19261 * tree-flow-inline.h (phi_arg_from_edge): Remove.
19262 * tree-flow.h: Remove the corresponding prototype.
19263 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
19264 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
19266 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19269 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
19270 for AIX ABI or ELF -fPIC.
19271 (rs6000_emit_load_toc_table): Don't create toc_section here.
19272 (rs6000_xcoff_file_start): Nor here.
19274 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
19276 * sh.c (ra.h): Don't #include.
19277 (hard_regs_intersect_p): New function, resurrected from ra.c.
19279 * sh.c: Fix 1996 Copyright.
19281 2005-01-24 Richard Henderson <rth@redhat.com>
19282 Aldy Hernandez <aldyh@redhat.com>
19284 * regrename.c (note_sets): Handle subregs.
19286 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
19289 * genconditions.c (write_header, write_conditions): Elide file if
19292 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19294 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
19295 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
19298 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19300 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
19301 expand_builtin_printf, expand_builtin_fprintf,
19302 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
19303 checking against POINTER_TYPE.
19304 (validate_arglist): Handle POINTER_TYPE code by checking
19307 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
19309 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
19310 init_rtlanal): New.
19311 (for_each_rtx): Call for_each_rtx_1.
19312 * rtl.h (init_rtlanal): Declare.
19313 * toplev.c (backend_init): Call init_rtlanal.
19315 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19317 * flow.c (propagate_one_insn): Formatting.
19319 PR middle-end/19551
19320 * flow.c (libcall_dead_p): Be more conservative if unsure.
19321 If there are any instructions between insn and call, see if they are
19322 all dead before saying the libcall is dead.
19324 2005-01-24 Uros Bizjak <uros@kss-loka.si>
19326 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
19327 operand constraint for operand 0.
19329 2005-01-23 Richard Henderson <rth@redhat.com>
19332 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
19333 edges leading to join block.
19335 2005-01-23 Roger Sayle <roger@eyesopen.com>
19337 * expmed.c (expand_mult_highpart): Make static. Change type of
19338 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
19339 (expand_divmod): Updates calls to expand_mult_highpart by using
19340 gen_int_mode to pass a CONST_INT rtx.
19341 * rtl.h (expand_mult_highpart): Remove prototype.
19343 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19345 * flow.c (regset_bytes, regset_size): Remove.
19347 * cfganal.c: Fix a reference to Harvey's paper.
19349 2005-01-23 Steven Bosscher <stevenb@suse.de>
19351 PR rtl-optimization/19464
19352 * tree-optimize.c (init_tree_optimization_passes): Add one more
19353 copyrename pass just before out-of-ssa.
19355 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
19358 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
19359 * ggc-none.c (ggc_free): Define.
19361 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19363 * cse.c (max_reg, max_insn_uid): Remove.
19364 (cse_main): Don't access max_reg or max_insn_uid.
19366 * c-common.c (explicit_flag_signed_bitfields,
19367 lang_statement_code_p, lang_expand_function_end): Remove.
19368 * c-common.h: Remove the corresponding declarations.
19369 * c-opts.c (c_common_handle_option): Remove all write access
19370 to explicit_flag_signed_bitfields.
19372 * cgraph.c (cgraph_varpool_n_nodes): Remove.
19373 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
19374 * cgraph.h: Remove the corresponding declaration.
19376 * gcse.c (null_pointer_info): Remove.
19378 2005-01-23 Roger Sayle <roger@eyesopen.com>
19379 Eric Botcazou <ebotcazou@libertysurf.fr>
19381 * combine.c (simplify_logical): Only simplify logical expressions
19382 of the form ior(and(x,y),z) by the inverse distributive law if the
19383 result is cheaper than the original.
19385 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19387 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
19388 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
19389 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
19390 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
19391 config/freebsd-spec.h, config/arm/arm.h,
19392 config/h8300/h8300.md, config/i386/i386.md,
19393 config/i386/predicates.md, config/i386/sse.md,
19394 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
19395 config/vax/vax.md: Fix comment typos. Follow spelling
19398 2005-01-23 Steven Bosscher <stevenb@suse.de>
19400 * gengtype.c (walk_type): Produce `not equal to' compares for loop
19401 tests, instead of `less than'.
19403 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
19405 * function.c (assign_parm_setup_block): When creating a new stack slot
19406 for a parameter, get its alignment from the parameter's DECL_ALIGN
19407 rather than the type's TYPE_ALIGN. Make sure that the parameter
19408 is at least word aligned.
19410 2005-01-22 Roger Sayle <roger@eyesopen.com>
19412 PR middle-end/19378
19413 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
19415 2005-01-22 Richard Henderson <rth@redhat.com>
19418 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
19419 in both compare operands.
19420 (movdfcc_1_sse_max): Likewise.
19421 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
19422 (movdfcc_1_sse): Likewise.
19423 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
19424 scratch register as needed.
19426 2005-01-22 Richard Henderson <rth@redhat.com>
19428 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
19430 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
19432 2005-01-22 Richard Henderson <rth@redhat.com>
19434 * genopinit.c (optabs): Use smin/smax for floating point too.
19435 * doc/md.texi: Update to match. Clarify that floating point
19436 results are undefined for +0/-0 and NaN.
19437 * doc/rtl.texi: Likewise.
19438 * rtl.def (SMIN, SMAX): Likewise
19439 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
19441 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
19442 leading 's' to the name.
19443 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
19444 smaxxf3, sminxf3): Likewise.
19445 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
19448 2005-01-22 Paul Brook <paul@codesourcery.com>
19450 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
19452 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
19454 * config/s390/s390.c (struct processor_costs): New fields
19455 dlgr, dlr, dr, dsgfr, dsgr.
19456 (z900_cost, z990_cost): Values for new fields.
19457 (s390_rtx_costs): New cases MEM und COMPARE in switch
19458 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
19459 DIV, MOD, UDIV, UMOD.
19461 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19463 * config/s390/s390.md ("doloop_si64"): Reload input value directly
19464 into the register being decremented.
19465 ("doloop_si31", "doloop_di"): Likewise.
19466 ("*doloop_si_long"): Adapt pattern.
19468 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19470 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
19472 (CLASS_MAX_NREGS): Likewise.
19474 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
19476 * doc/tree-ssa.texi (Statement Operands): Add example for new
19477 must-def macro. Note deprecation of old operands interface.
19479 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
19481 PR tree-optimization/19484
19482 * tree-cfg.c (remove_fallthru_edge): New function.
19483 (cleanup_control_flow): Remove fallthru edges from calls that are
19484 now known not to return.
19486 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19488 Fix PR tree-optimization/19038
19489 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
19490 copies with loop variant ones.
19492 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
19494 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
19495 config/alpha/alpha-protos.h, config/alpha/alpha.h,
19496 config/alpha/alpha.md, config/alpha/predicates.md,
19497 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
19498 config/sparc/sol2.h: Update copyright.
19500 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
19501 first label to see if it is a nonlocal label.
19503 2005-01-22 David Edelsohn <edelsohn@gnu.org>
19504 Andrew Pinski <pinskia@physics.uc.edu>
19507 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
19508 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
19510 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19512 * config/rs6000/rtems.h: Update copyright.
19514 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19517 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
19518 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
19519 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
19521 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
19524 * c-typeck.c (convert_arguments): Check for error_mark_node.
19526 2005-01-21 Ian Lance Taylor <ian@airs.com>
19528 PR tree-optimization/13000
19529 * tree-inline.c: Include "tree-flow.h".
19530 (expand_call_inline): If warn_return_type, warn if non-void inline
19531 function falls through.
19532 * tree-cfg.c (execute_warn_function_return): Don't warn about
19533 control reaching end if TREE_NO_WARNING is set. Set
19535 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
19537 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
19538 branch if we don't need one.
19539 * c-typeck.c: Include "tree-flow.h"
19540 (c_finish_bc_stmt): Don't add a goto if the current statement
19541 list doesn't fall through to the current point.
19543 2005-01-21 Roger Sayle <roger@eyesopen.com>
19545 PR rtl-optimization/576
19546 * real.c (real_arithmetic): Change return type from void to bool
19547 to return an indication that the result may be inexact.
19548 * real.h (real_arithmeric): Update prototype.
19549 * fold-const.c (const_binop): Don't constant fold floating
19550 point expressions when the user specifies -frounding-math and
19551 the result may depend upon the run-time rounding mode.
19552 (fold_convert_const_real_from_real): Clean-up.
19553 (fold_initializer): Ignore flag_rounding_math for initializers.
19554 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
19555 constant fold FP operations with flag_rounding_math if the
19556 result may depend upon the run-time rounding mode.
19558 2005-01-21 Tom Tromey <tromey@redhat.com>
19560 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
19562 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
19564 * tree-cfg.c: Fix comment typos.
19566 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
19568 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
19569 around the call to rest_of_handle_branch_target_load_optimize.
19571 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19573 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
19574 (sparc64-*-openbsd*): Likewise.
19575 (sparclite-*-elf*): Include tm-dwarf2.h.
19576 (sparc86x-*-elf*): Likewise.
19577 (sparc64-*-elf*): Likewise.
19578 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
19579 (DBX_DEBUGGING_INFO): Likewise.
19580 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
19581 (PREFERRED_DEBUGGING_TYPE): Likewise.
19582 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
19583 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
19584 (PREFERRED_DEBUGGING_TYPE): Likewise.
19585 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
19586 (PREFERRED_DEBUGGING_TYPE): Likewise.
19587 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
19589 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
19592 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
19594 2005-01-20 Paul Brook <paul@codesourcery.com>
19596 * doc/rtl.texi: Document value extension requirements for CONST_INT.
19598 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19600 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
19601 label is first in a sequence of labels.
19603 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
19605 2005-01-20 Janis Johnson <janis187@us.ibm.com>
19606 Giovanni Bajo <giovannibajo@gcc.gnu.org>
19608 * doc/sourcebuild.texi (Test Directives): New.
19610 2005-01-20 Roger Sayle <roger@eyesopen.com>
19612 * real.c (real_floor): Don't leave the result uninitialized when
19613 mode is VOIDMode, but return the unrounded intermediate value.
19614 (real_ceil): Likewise.
19616 2005-01-20 Paul Brook <paul@codesourcery.com>
19618 * config/arm/arm.md (insv): Use gen_int_mode.
19620 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
19622 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
19623 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19624 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19625 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19626 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19628 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19631 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
19632 fbreg, so we have to assume we can't.
19633 (loc_descriptor_from_tree_1): Ditto.
19634 (containing_function_has_frame_base): New function.
19635 (add_location_or_const_value_attribute): Use it.
19636 Also try to generate a frame_base from a single element location
19639 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19641 PR tree-optimization/15349
19642 * timevar.def (TV_TREE_MERGE_PHI): New.
19643 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
19645 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
19646 calls to tree_forwarder_block_p.
19647 (remove_forwarder_block_with_phi, merge_phi_nodes,
19648 gate_merge_phi, pass_merge_phi): New.
19649 * tree-optimize.c (init_tree_optimization_passes): Add
19651 * tree-pass.h: Add an extern for pass_merge_phi;
19653 2005-01-20 Richard Henderson <rth@redhat.com>
19656 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
19657 (_mm_castps_pd, _mm_castps_si128): New.
19658 (_mm_castsi128_ps, _mm_castsi128_pd): New.
19660 2005-01-20 Richard Henderson <rth@redhat.com>
19663 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
19664 __builtin_ia32_vec_init_v2si.
19665 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
19666 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
19667 (ix86_init_mmx_sse_builtins): Create it.
19668 (ix86_expand_builtin): Expand it.
19669 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
19670 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
19671 (vec_extractv2si_0, vec_extractv2si_1): New.
19673 2005-01-20 Richard Henderson <rth@redhat.com>
19676 * config/i386/i386.c (ix86_expand_push): New.
19677 * config/i386/mmx.md (push<MMXMODE>1): New.
19678 * config/i386/sse.md (push<SSEMODE>1): New.
19679 * config/i386/i386-protos.h: Update.
19681 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19683 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
19686 2005-01-20 Richard Henderson <rth@redhat.com>
19688 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
19689 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
19691 2005-01-19 Richard Henderson <rth@redhat.com>
19694 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
19695 to V4SFmode in SSE1 fallback load path.
19697 2005-01-19 Richard Henderson <rth@redhat.com>
19699 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
19700 in QImode expansion to ix86_expand_vector_set.
19701 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
19703 2005-01-19 Richard Henderson <rth@redhat.com>
19706 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
19707 subclass of the input class.
19708 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
19709 Always true for cross-SSE1 classes. Rationalize conditionals.
19710 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
19711 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
19712 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
19713 (movdi_2): Add MMX/SSE zeros.
19714 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
19715 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
19716 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19717 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
19718 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
19719 (zero_extendsidi2_rex64_1): Remove.
19720 (MOV0 peephole): Check GENERAL_REG_P.
19722 2005-01-19 Richard Henderson <rth@redhat.com>
19725 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
19727 (ix86_expand_vector_extract): Likewise.
19729 2005-01-19 Richard Henderson <rth@redhat.com>
19731 PR middle-end/19304
19732 * expr.c (emit_move_change_mode): New argument force; use
19733 simplify_gen_subreg if true.
19734 (emit_move_via_alt_mode): Merge into ...
19735 (emit_move_via_integer): ... here.
19736 (emit_move_ccmode): Use emit_move_change_mode directly.
19738 2005-01-19 Richard Henderson <rth@redhat.com>
19741 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
19742 (alpha_preferred_reload_class): Handle CONST_VECTOR.
19743 (alpha_emit_set_const_1): Add no_output parameter; don't emit
19745 (alpha_emit_set_const): Likewise. Make static.
19746 (alpha_emit_set_long_const): Make static.
19747 (alpha_extract_integer): Split out from alpha_expand_mov.
19748 (alpha_split_const_mov): Likewise.
19749 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
19750 (alpha_legitimate_constant_p): New.
19751 * config/alpha/alpha-protos.h: Update.
19752 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
19753 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
19754 * config/alpha/alpha.md (movsi): Add n alternative.
19755 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
19756 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
19757 (splitters for all of the above): Use alpha_split_const_mov.
19758 * config/alpha/predicates.md (non_add_const_operand): New.
19759 (non_zero_const_operand): New.
19760 (input_operand): Use alpha_legitimate_constant_p after reload.
19762 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19764 PR tree-optimization/19038
19765 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
19766 (add_candidate): Add ivs with increment in latch only if
19767 allow_ip_end_pos_p is true.
19768 (determine_iv_cost): Use empty_block_p.
19770 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
19772 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
19773 (compute_dominance_frontiers): Ditto.
19775 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
19778 * config/sh/t-rtems: New.
19779 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
19781 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19783 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
19784 the offset of the selected field.
19786 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
19788 * tree-cfg.c (remove_forwarder_block): Fix the check to
19789 prevent a nonlocal label from appearing in the middle of a
19792 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
19794 PR rtl-optimization/19462
19795 * reorg.c (find_end_label): Create return insn only if
19796 current_function_epilogue_delay_list is empty.
19798 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
19800 * doc/passes.texi: Remove paragraph mentioning new-ra.
19802 2005-01-19 Jakub Jelinek <jakub@redhat.com>
19804 PR rtl-optimization/15139
19805 * combine.c: Include params.h.
19806 (count_rtxs): New function.
19807 (record_value_for_reg): If replace_rtx would replace at least
19808 2 occurrences of REG in VALUE and TEM is really large, replace REG with
19809 (clobber (const_int 0)) instead of TEM.
19810 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
19811 * params.h (MAX_LAST_VALUE_RTL): New.
19812 * Makefile.in (combine.o): Depend on $(PARAMS_H).
19813 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
19816 * c-typeck.c (digest_init): Only call build_vector if all constructor
19817 elements are *_CST nodes.
19818 * gimplify.c (gimplify_init_constructor): Likewise.
19820 PR middle-end/19164
19821 * c-typeck.c (digest_init): Only call build_vector if inside_init
19824 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
19826 * toplev.c (init_asm_output): Remove dead #ifdef.
19828 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
19830 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
19832 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19834 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
19835 accessing DECL_FUNCTION_CODE.
19836 * dojump.c (do_jump): Likewise.
19837 * gimplify.c (gimplify_call_expr): Likewise.
19838 * predict.c (expr_expected_value): Likewise.
19839 (strip_builtin_expect): Likewise.
19840 * tree-inline.c (estimate_num_insns_1): Likewise.
19841 * tree-ssa-loop-im.c (stmt_cost): Likewise
19842 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
19843 (tree_expr_nonnegative_p): Likewise.
19845 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19847 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
19848 variant of the load_pcrel_sym pattern.
19849 * config/sparc/sparc.md (P macro): Move to the top.
19850 (load_pcrel_sym): Macroize using P.
19851 (save_register_window): Likewise.
19853 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
19855 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
19856 ("sordered"): Same.
19858 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
19861 * c-typeck.c (build_asm_expr): Strip nops off
19862 input memory operands.
19864 2005-01-18 David Edelsohn <edelsohn@gnu.org>
19866 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
19867 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
19868 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
19869 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
19871 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
19874 * config/i386/i386.c (override_options): If the 80387 is disabled,
19875 then do not return FP values using FP registers.
19877 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
19879 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19880 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19881 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19882 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19883 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19884 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19885 output.h, postreload-gcse.c, postreload.c, recog.c,
19886 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19887 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19888 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19889 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19890 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19891 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19892 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19893 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19895 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19896 config/alpha/alpha.c, config/arm/vfp.md,
19897 config/i386/emmintrin.h, config/i386/i386-modes.def,
19898 config/i386/i386-protos.h, config/i386/i386.h,
19899 config/i386/pmmintrin.h, config/i386/ppro.md,
19900 config/i386/predicates.md, config/i386/xmmintrin.h,
19901 config/i860/i860.c, config/ia64/ia64-modes.def,
19902 config/ia64/ia64-protos.h, config/ia64/ia64.h,
19903 config/ia64/ia64.md, config/ia64/itanium1.md,
19904 config/ia64/itanium2.md, config/ia64/predicates.md,
19905 config/iq2000/iq2000.h, config/mips/linux64.h,
19906 config/rs6000/aix41.h, config/rs6000/aix43.h,
19907 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
19908 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
19909 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
19910 config/sparc/linux64.h, config/sparc/litecoff.h,
19911 config/sparc/sp64-elf.h, config/sparc/sparc.c,
19912 config/sparc/sparc.h, config/sparc/sparc.md,
19913 config/sparc/sysv4-only.h: Update copyright.
19915 2005-01-18 Richard Henderson <rth@redhat.com>
19918 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
19920 2005-01-18 Marc Espie <espie@openbsd.org>
19921 * config/i386/openbsdelf.h: Typo.
19923 2005-01-18 Richard Henderson <rth@redhat.com>
19925 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
19926 special case for sse.
19927 * config/i386/predicates.md (sse_comparison_operator): Likewise.
19929 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
19931 * tree-inline.c (estimate_num_insns_1): Added cases for
19932 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
19934 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19936 PR rtl-optimization/19296
19937 * combine.c (simplify_comparison): Rewrite the condition under
19938 which a non-paradoxical SUBREG of a PLUS can be lifted when
19939 compared against a constant.
19941 2005-01-18 Andi Kleen <ak@muc.de>
19943 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
19944 * c.opt (-Wpointer-sign): Add.
19945 * doc/invoke.texi: (-Wpointer-sign): Add.
19947 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19949 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
19950 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
19951 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
19952 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
19953 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
19954 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
19955 for TARGET_MIX_SSE_I387.
19956 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
19957 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
19958 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
19959 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
19960 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
19961 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
19962 TARGET_MIX_SSE_I387.
19963 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
19966 2005-01-18 Uros Bizjak <uros@kss-loka.si>
19969 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
19970 Add movaps alternative for xmm reg->reg move.
19972 2005-01-17 Jeff Law <law@redhat.com>
19974 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
19975 at the end of the main DOM loop rather than just before DOM exits.
19977 2005-01-17 Diego Novillo <dnovillo@redhat.com>
19979 PR tree-optimization/19121
19980 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
19981 adding aliases to a name tag, also add them to the pointer's
19983 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
19984 sensitive alias info at all. Only check that the two pointers
19985 have compatible pointed-to sets.
19986 * tree-ssa.c (verify_name_tags): Verify that the alias set of
19987 a pointer's type tag is a superset of the alias set of the
19988 pointer's name tag.
19990 2005-01-17 James E Wilson <wilson@specifixinc.com>
19993 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
19994 comment to document why.
19996 2005-01-17 Richard Henderson <rth@redhat.com>
19998 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
19999 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
20000 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
20001 sse2_vmsminv2df3_finite): New.
20002 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
20003 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
20004 Force op1 into register.
20006 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
20008 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
20009 bubblestrap from always rebuilding build directory.
20011 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
20013 * config/s390/s390.md ("*clc"): Remove incorrect '='.
20014 ("*cmpmem_short"): Likewise.
20016 2005-01-17 Steven Bosscher <stevenb@suse.de>
20018 * basic-block.h: Document BB_* flags.
20019 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
20020 use an sbitmap instead.
20021 * sched-rgn.c (compute_trg_info): Likewise.
20023 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
20025 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
20026 redundant target_cpu_default and extra_parts lines. Use the default
20028 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
20029 (SUBTARGET_EXTRA_SPECS): Delete.
20030 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
20031 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
20032 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
20033 and "n32" for -mabi=n32.
20035 2005-01-17 Ian Lance Taylor <ian@airs.com>
20038 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
20039 fold constant variables into initial values.
20041 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
20043 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
20045 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
20046 through the statements backward.
20048 2005-01-17 Ian Lance Taylor <ian@airs.com>
20050 PR middle-end/13127:
20051 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
20052 a variable set to the return value of the inlined function.
20054 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
20056 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
20057 when modes are tieable.
20059 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
20061 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
20062 of pthread_create to find out if threads are enabled.
20063 * gthr-posix95.h (__gthread_active_p): Likewise.
20065 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
20067 * common.opt (-fnew-ra): Remove.
20069 * toplev.h (flag_new_regalloc): Remove.
20070 * Makefile.in (ra*.*): Don't mention.
20071 * passes.c (rest_of_handle_new_regalloc): Remove.
20072 (rest_of_handle_combine, rest_of_compilation): Always consider
20073 flag_new_regalloc as false.
20074 * doc/invoke.texi: Don't document -fnew-ra.
20076 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
20078 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
20079 last parameter to reg_scan.
20080 * loop.c (loop_optimize): Likewise.
20081 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
20082 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
20083 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
20084 rest_of_handle_gcse, rest_of_handle_loop_optimize,
20085 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
20086 * regclass.c (reg_scan): Likewise, for the declaration.
20087 * rtl.h (reg_scan): Likewise, for the prototype.
20089 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
20091 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
20092 mark_dfs_back_edges.
20094 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
20096 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
20097 (compute_avail): Uses don't go in tmp_gen.
20099 2005-01-16 Steven Bosscher <stevenb@suse.de>
20101 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
20102 loop to look for a free slot in a page entry.
20104 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20107 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
20108 * toplev.c (compile_file): Call process_pending_assemble_output_defs
20109 just before targetm.asm_out.file_end.
20110 * tree.h (process_pending_assemble_output_defs): Declare.
20111 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
20113 (assemble_alias): Defer generation of assembly code for defines when
20114 TARGET_DEFERRED_OUTPUT_DEFS is true.
20115 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
20116 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
20117 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
20119 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20122 * pa.c (pa_scalar_mode_supported_p): New function.
20123 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20124 * pa.h (MIN_UNITS_PER_WORD): Add comment.
20126 * pa-protos.h (prefetch_operand): Delete.
20127 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
20128 * pa.c (prefetch_operand): Delete.
20129 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
20130 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
20131 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
20132 and prefetch_nocc_operand.
20133 * pa.md (prefetch): Rework to avoid reload problems handling short
20134 displacements when a cache control completer needs to be provided.
20135 (prefetch_32, prefetch_64): Delete.
20136 (prefetch_cc, prefetch_nocc): New patterns.
20138 2005-01-15 David Edelsohn <edelsohn@gnu.org>
20140 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
20142 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20145 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
20146 exceeds maximum alignment for global common data.
20147 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
20148 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
20150 2004-01-15 Roger Sayle <roger@eyesopen.com>
20152 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
20154 2004-01-15 Roger Sayle <roger@eyesopen.com>
20156 * harg-reg-set.h (reg_class_names): Prototype global array.
20157 * regclass.c (reg_class_names): Declare here and initialize to
20159 (dump_regclass): Remove local declaration of reg_class_names.
20160 (regclass): Likewise.
20161 * cfg.c (dump_flow_info): Likewise.
20162 * ra-debug.c (reg_class_names): Likewise.
20163 * regrename.c (reg_class_names): Likewise.
20164 * reload.c (reg_class_names): Likewise.
20165 * reload1.c (spill_failure): Likewise.
20166 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
20168 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
20170 * config/s390/s390.md ("reload_outti"): Remove predicate for
20171 output operand. Abort if operand is not a MEM.
20172 ("reload_outdi", "reload_outdf"): Likewise.
20174 2005-01-15 Marc Espie <espie@openbsd.org>
20176 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
20177 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
20178 * config/openbsd.h: Fix C++ includes for native configurations.
20179 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
20180 Add trampoline support.
20181 * config/i386/openbsdelf.h: New.
20183 2005-01-15 Marc Espie <espie@openbsd.org>
20185 * collect2.c (main): Explicitly parse -dynamic-linker option.
20187 2005-01-15 Jakub Jelinek <jakub@redhat.com>
20189 PR tree-optimization/19060
20190 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
20191 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
20192 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
20193 and handle extract_range_from_cond returning false.
20194 * fold-const.c (fold): Optimize comparisons with min/max even for
20195 width > HOST_BITS_PER_WIDE_INT.
20197 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
20199 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
20200 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
20201 Remove little endian multilib variants.
20202 Add mips32 multilib variant.
20204 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
20206 * explow.c (copy_all_reg, stabilize): Remove.
20207 * expr.h: Remove the corresponding prototypes.
20209 * rtlanal.c (regs_set_between_p): Remove.
20210 * rtl.h: Remove the corresponding prototype.
20212 2005-01-14 David Edelsohn <edelsohn@gnu.org>
20214 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
20215 to rs6000_nonimmediate_operand.
20216 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
20217 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
20218 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
20219 rs6000_nonimmediate_operand.
20220 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
20221 rs6000_nonimmediate_operand.
20223 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
20225 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
20227 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20229 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
20231 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
20232 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
20234 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
20235 (rs6k_nonimmediate_operand): New.
20236 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
20238 (legitimate_lo_sum_address_p): Same.
20239 (rs6000_legitimize_address): Same.
20240 (rs6000_legitimize_reload_address): Same.
20241 (rs6000_legitimate_address): Same.
20242 (spe_build_register_parallel): Pass DF and DC modes in a DI
20245 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
20246 to rs6k_nonimmediate_operand.
20248 * config/rs6000/spe.md ("*frob_df_di"): New.
20249 ("*frob_di_df"): New.
20250 ("*frob_di_df_2"): New.
20251 ("*mov_sidf_e500_subreg0"): New.
20252 ("*mov_sidf_e500_subreg4"): New.
20253 ("*movdf_e500_double"): Change predicate to
20254 rs6k_nonimmediate_operand.
20256 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20258 * postreload.c (move2add_note_store): Only call
20259 trunc_int_for_mode on scalar integers.
20261 2005-01-14 Steven Bosscher <stevenb@suse.de>
20263 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
20264 replace BB_VISITED uses.
20265 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
20266 (propagate_necessity): Check the bitmap instead of BB_VISITED.
20267 (tree_dce_done): Free visited_control_parents.
20268 (perform_tree_ssa_dce): Allocate and clear it.
20269 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
20270 (compute_antic): Iterate from here using a DFS. Use an sbitmap
20271 instead of BB_VISITED.
20273 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
20275 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
20276 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
20277 Remove unused prototypes.
20279 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20281 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
20282 64-bit register usage.
20283 (spe_func_has_64bit_regs_p): Add FIXME note.
20285 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20287 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
20288 flag_finite_math_only with flag_unsafe_math_optimizations.
20290 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
20292 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
20293 end-of-stack check.
20294 (__tpf_eh_return): Copy TPF private stack area from the module
20295 boundary stack frame. Add check for when module addresses are
20296 equal, but no stub address is found.
20298 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
20301 * arm.h (struct machine_function): Add call_via field.
20302 (thumb_call_via_label): Declare.
20303 * arm.c (thumb_call_via_label): New variable.
20304 (thumb_call_reg_needed): New variable.
20305 (arm_output_function_epilogue): For Thumb code, output any per-function
20306 call-indirect trampolines.
20307 (thumb_call_via_reg): New function.
20308 (arm_file_end): New function.
20309 (TARGET_ASM_FILE_END): Call arm_file_end.
20310 (aof_file_end): Likewise.
20311 * arm-protos.h (thumb_call_via_reg): Declare.
20312 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
20313 thumb_call_via_reg in normal case.
20315 2005-01-14 Jakub Jelinek <jakub@redhat.com>
20317 PR middle-end/19084
20318 PR rtl-optimization/19348
20319 * recog.c (peephole2_optimize): Do global life update if some peephole
20320 decides it doesn't need at least one of its inputs and that change
20321 influences liveness at the start of the basic block.
20323 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
20324 arguments instead of 1.
20326 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
20328 PR middle-end/18820
20329 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
20330 zero for nested functions needing a static chain or functions
20331 with a non-constant address.
20333 2005-01-13 Roger Sayle <roger@eyesopen.com>
20335 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
20336 (and (sign_extend X) C) into (zero_extend (and X C)).
20338 2005-01-13 David O'Brien <obrien@FreeBSD.org>
20340 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
20342 2005-01-13 Richard Henderson <rth@redhat.com>
20347 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
20348 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
20349 not just TARGET_SSE.
20350 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
20351 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
20352 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
20353 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
20354 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
20355 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
20356 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
20357 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
20358 (movdicc_c_rex64): Rename with '*'.
20359 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
20360 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
20361 (movsfcc_1_387): Rename from movsfcc_1.
20362 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
20363 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
20364 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
20365 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
20366 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
20367 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
20368 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
20369 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
20370 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
20371 sse_movdfcc_const0_4): Remove.
20372 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
20373 recognize min/max early. Update for changed sse cmove patterns.
20374 (ix86_split_sse_movcc): New.
20375 * config/i386/i386-protos.h: Update.
20377 2005-01-13 Steven Bosscher <stevenb@suse.de>
20379 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
20380 (fix_stmt_v_may_defs): Likewise.
20382 2005-01-13 Richard Henderson <rth@redhat.com>
20384 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
20385 for converting the mask.
20387 2005-01-13 David Edelsohn <edelsohn@gnu.org>
20389 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
20392 2005-01-13 Richard Henderson <rth@redhat.com>
20394 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
20395 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
20396 IX86_BUILTIN_MOVDQ2Q): Remove.
20397 (IX86_BUILTIN_VEC_EXT_V4SI): New.
20398 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
20399 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
20401 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
20402 (sse2_pextrw): Fix immediate constraint.
20403 (sse2_loadq, sse2_loadq_rex64): Remove.
20404 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
20405 Use __builtin_ia32_vec_ext_<size>.
20406 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
20408 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
20410 * function.c (assign_parm_setup_block): Look inside original
20411 entry_parm when inspecting PARALLEL.
20413 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20414 Joel Sherrill <joel@oarcorp.com>
20417 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
20418 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
20419 rtems_gxx_recursive_mutex_init.
20420 (__gthread_recursive_mutex_lock): New function.
20421 (__gthread_recursive_mutex_trylock): Likewise.
20422 (__gthread_recursive_mutex_unlock): Likewise.
20424 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20426 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
20428 2005-01-13 Jan Beulich <jbeulich@novell.com>
20430 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
20431 (ashrti3_internal): Indicate output is early clobber. Generate result
20432 into output rather than first input. Use move for low word of output
20433 if shift count is exactly 64.
20434 (lshrti3_internal): Likewise.
20436 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
20440 * reload1.c (delete_output_reload): Don't delete an output reload
20441 if the pseudo lives longer than a single basic block. Adjust and
20442 improve wording of comment.
20444 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
20447 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
20448 of TYPE_SIZE where we mean the number of bytes.
20450 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
20452 * function.c (assign_parm_setup_block): Relax condition on
20453 multi-register optimization.
20455 2005-01-12 Nick Clifton <nickc@redhat.com>
20457 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
20458 an "in_delay_slot" attribute of "no" to prevent them being used in
20459 delay slots. This is forbidden because they might generate
20462 2005-01-12 Alan Modra <amodra@bigpond.net.au>
20465 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
20466 with r->Y and Y->r.
20468 2005-01-12 Nick Clifton <nickc@redhat.com>
20470 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
20471 passed on to GAS) but do not define, as GAS no longer supports or
20472 needs the -m2000 option.
20474 2005-01-11 Roger Sayle <roger@eyesopen.com>
20476 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
20477 type as args of unprototyped builtins aren't automatically promoted.
20478 (fold_builtin_abs): Likewise.
20480 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20482 * Makefile.in: Set a `build-warn' variable.
20484 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20486 PR tree-optimization/17949
20487 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
20488 (find_interesting_uses_address): Use it.
20490 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
20492 * regrename.c (kill_value): Handle subreg's that won't simplify.
20494 2005-01-11 Richard Henderson <rth@redhat.com>
20497 * config/i386/i386.h (enum ix86_builtins): Move ...
20498 * config/i386/i386.c: ... here.
20499 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
20500 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
20501 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
20502 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
20503 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
20504 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
20505 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
20506 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
20507 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
20508 IX86_BUILTIN_LOADDDUP): Remove.
20509 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
20510 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
20511 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
20512 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
20513 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
20514 (ix86_init_builtins): Make static.
20515 (ix86_init_mmx_sse_builtins): Update for changed builtins.
20516 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
20517 if all the modes match. Otherwise, fake it.
20518 (get_element_number, ix86_expand_vec_init_builtin,
20519 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
20520 (ix86_expand_builtin): Make static. Update for changed builtins.
20521 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
20522 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
20523 (ix86_expand_vector_init_duplicate): New.
20524 (ix86_expand_vector_init_low_nonzero): New.
20525 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
20526 Split out from ix86_expand_vector_init; handle integer modes.
20527 (ix86_expand_vector_init): Use them.
20528 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
20529 * config/i386/i386-protos.h: Update.
20530 * config/i386/predicates.md (reg_or_0_operand): New.
20531 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
20532 (movv2sf_internal): Likewise. And a splitter to match them all.
20533 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
20534 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
20535 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
20536 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
20537 (mmx_pinsrw): Fix operand ordering.
20538 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
20539 rather than sse_loadss expander.
20540 (movv2df splitter): Similarly.
20541 (sse_loadss, sse_loadlss): Remove.
20542 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
20543 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
20544 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
20545 (sse3_movddup): Rename with '*'.
20546 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
20547 (sse2_loadsd): Remove.
20548 (vec_dupv2df_sse3): Rename from sse3_loadddup.
20549 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
20550 (sse2_pinsrw): Fix argument ordering.
20551 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
20552 (sse2_stored): Remove 'r' destination.
20553 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
20554 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
20555 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
20556 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
20557 vec_extractv16qi, vec_initv16qi): New.
20559 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
20560 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
20561 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
20563 (_mm_load_pd, _mm_store_pd): Use plain dereference.
20564 (_mm_load_si128, _mm_store_si128): Likewise.
20565 (_mm_load1_pd): Use _mm_set1_pd.
20566 (_mm_load_sd): Use _mm_set_sd.
20567 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
20568 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
20569 (_mm_set_epi64): Use _mm_set_epi64x.
20570 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
20571 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
20572 _mm_setr_epi8): Use _mm_set_foo form.
20573 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
20574 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
20575 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
20576 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
20577 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
20578 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
20579 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
20580 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
20581 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
20582 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
20583 (_mm_movedup_pd): Use _mm_shuffle_pd.
20584 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
20585 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
20586 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
20587 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
20588 Use _mm_setzero_ps.
20589 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
20590 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
20591 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
20592 (_mm_store_ps): Use raw dereference.
20593 (_mm_store1_ps): Use _mm_storeu_ps.
20594 (_mm_storer_ps): Use _mm_store_ps.
20595 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
20596 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
20598 2005-01-11 Stan Shebs <shebs@apple.com>
20600 * config/rs6000/rs6000.c (machopic_output_stub): Issue
20601 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
20603 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
20606 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
20607 Skip all DECLs except for FIELD_DECLs.
20609 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20611 * config/s390/s390.c (override_options): Return error if
20612 -mbackchain, -mpacked-stack and -mhard-float are used together.
20613 (s390_va_start): Remove the backchain && packed-stack special case.
20614 (s390_gimplify_va_arg): Likewise.
20615 * doc/invoke.texi: Remove the ABI incompatibility note.
20617 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20619 * config/s390/s390.c (struct s390_frame_layout): Remove
20621 (s390_frame_info, s390_emit_prologue): Replace occurrences of
20622 save_backchain_p with TARGET_BACKCHAIN.
20624 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20627 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
20628 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
20629 * function.c (locate_and_pad_parm): Set new field.
20630 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
20631 Tweak where_pad test to include "none". Always set mem align for
20633 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
20634 not sufficient for type.
20635 (assign_parm_setup_block): If stack_parm is zero on entry, always
20636 make a new stack local. Block move old stack parm if necessary
20637 to new aligned stack local.
20638 (assign_parm_setup_stack): Use a block move to handle
20639 potentially misaligned entry_parm.
20640 (assign_parms_unsplit_complex): Specify required alignment when
20641 creating stack local.
20642 * calls.c (compute_argument_addresses): Override alignment of stack
20643 arg calculated from its type with the alignment given by
20644 FUNCTION_ARG_BOUNDARY.
20645 (store_one_arg): Likewise.
20647 2005-01-11 Jan Beulich <jbeulich@novell.com>
20649 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
20650 Change respective itanium_class attribute to ialu.
20651 (shladdp4_internal): New.
20652 * config/ia64/predicates.md (shladd_log2_operand): New.
20654 2005-01-11 Richard Henderson <rth@redhat.com>
20656 * expr.c (store_constructor): Use rtvec_alloc instead of
20657 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
20659 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
20661 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
20663 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20665 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
20666 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
20667 (TARGET_RWRELOC): Define.
20668 (ia64_rwreloc_section_type_flags): Delete.
20669 (ia64_section_type_flags): New function.
20670 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
20671 (TARGET_RWRELOC): Define.
20673 2005-01-10 David Mosberger <davidm@hpl.hp.com>
20676 * config/ia64/ia64.c (process_set): For alloc insn, only call
20677 process_epilogue is !frame_pointer_needed.
20679 2005-01-10 Roger Sayle <roger@eyesopen.com>
20682 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
20683 unary operator and can't be treated as a binary/comparison operator.
20685 2005-01-10 Richard Henderson <rth@redhat.com>
20687 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
20688 (ix86_return_in_memory): Likewise.
20689 (function_arg_advance): Likewise. Mirror structure in function_arg
20690 for choosing register to advance.
20692 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
20694 * tree-vectorizer.c, tree.def: Fix comment typos.
20696 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
20698 * config/s390/s390.c (struct processor_costs): 4 new fields:
20699 ddbr, ddr, debr, der.
20700 (s390_rtx_costs): More precise handling of divide instructions.
20702 2005-01-10 David Edelsohn <edelsohn@gnu.org>
20704 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
20706 2005-01-10 Jan Beulich <jbeulich@novell.com>
20708 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
20709 names resulting from -ffunction-sections/-fdata-sections and linkonce
20711 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
20712 based on the section name. Rearrange the section name comparison logic
20713 slightly so that each section name is compared against at most once.
20715 2005-01-10 Ben Elliston <bje@au.ibm.com>
20717 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
20718 targets for which -fPIC reduces limitations on the GOT size.
20720 2005-01-09 Falk Hueffner <falk@debian.org>
20722 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
20725 2005-01-09 David Edelsohn <edelsohn@gnu.org>
20728 * collect2.c (main): Set aixrtl_flag for -brtl option.
20729 (resolve_lib_name): Search for .so file extension before .a
20730 if aixrtl_flag set.
20732 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
20734 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
20735 (vect_analyze_data_refs_alignment): Add dump prints.
20737 2005-01-09 Ira Rosen <irar@il.ibm.com>
20739 * tree-vectorizer.c (vect_analyze_offset_expr): Use
20740 expr_invariant_in_loop_p.
20741 Initialize outputs first thing in the function.
20742 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
20743 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
20744 (vect_analyze_pointer_ref_access): Check that the initial condition of
20745 the access function is loop invariant.
20747 2005-01-09 Richard Henderson <rth@redhat.com>
20749 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
20750 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
20751 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
20752 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
20753 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
20754 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
20755 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
20756 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
20757 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
20758 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
20759 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
20760 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
20761 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
20762 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
20763 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
20764 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
20765 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
20766 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
20767 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
20768 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
20769 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
20770 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
20771 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
20773 (mmx_clrdi, pavgusb): Remove.
20774 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
20775 with leading sse_ prefix.
20776 * config/i386/sse.md: Receive them.
20777 * config/i386/mmx.md: New file.
20778 (MMXMODE12, MMXMODE24, mmxvecsize): New.
20779 (subrv2sf3): Turn into expander for normal subtraction.
20780 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
20781 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
20782 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
20783 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
20784 commutative; use ix86_binary_operator_ok.
20785 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
20786 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
20787 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
20788 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
20789 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
20790 Macroize from existing patterns; use ix86_binary_operator_ok.
20791 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
20792 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
20793 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
20794 with vec_select+vec_concat.
20795 (mmx_pshufw, mmx_pshufw_1): Likewise.
20796 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
20797 (mmx_uavgv4hi3): Model correctly.
20798 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
20799 _mm_xor_si64): Remove casts.
20801 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20803 PR tree-optimization/19224
20804 * tree-scalar-evolution.c (get_instantiated_value,
20805 set_instantiated_value): New functions.
20806 (instantiate_parameters_1): Cache the results.
20807 (instantiate_parameters, resolve_mixers): Initialize and free
20810 2005-01-08 David Edelsohn <edelsohn@gnu.org>
20812 * config/i386/i386.md (addhi_4): Correct reference in comment.
20815 2005-01-08 Richard Henderson <rth@redhat.com>
20817 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
20818 (_mm_cvtsi128_si64x): Likewise.
20819 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
20820 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
20821 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
20822 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
20823 * config/i386/i386-protos.h: Update.
20824 * config/i386/i386.c (print_operand): Add 'H'.
20825 (ix86_fixup_binary_operands): Split out from ...
20826 (ix86_expand_binary_operator): ... here.
20827 (ix86_fixup_binary_operands_no_copy): New.
20828 (ix86_expand_fp_absneg_operator): Handle vector mode results.
20829 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
20830 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
20831 (safe_vector_operand): Use CONST0_RTX.
20832 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
20833 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
20834 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
20835 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
20837 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
20838 (IX86_BUILTIN_CMPNGESS): New.
20839 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
20840 (attr type): Add sselog1.
20841 (attr unit, attr memory): Handle it.
20842 (movti, movti_internal, movti_rex64): Move near other integer moves.
20843 (movtf, movtf_internal): Move near other fp moves.
20844 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
20845 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
20846 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
20847 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
20848 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
20849 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
20850 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
20851 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
20852 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
20853 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
20854 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
20855 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
20856 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
20857 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
20858 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
20859 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
20860 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
20861 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
20862 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
20863 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
20864 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
20865 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
20866 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
20867 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
20868 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
20869 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
20870 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
20871 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
20872 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
20873 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
20874 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
20875 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
20876 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20877 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20878 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20879 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20880 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20881 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20882 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20883 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20884 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20885 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20886 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
20887 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20889 (SSEPUSH, push<SSEPUSH>): Remove.
20890 (MMXPUSH, push<MMXPUSH>): Remove.
20891 (sse_movaps, sse_movaps_1, sse_movups): Remove.
20892 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20893 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20894 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20895 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20896 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20897 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20898 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20899 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20900 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
20901 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
20902 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
20903 (ppro_sse_log_V4SF): Handle sselog1.
20904 * config/i386/predicates.md (const_0_to_1_operand): New.
20905 (const_0_to_255_mul_8_operand): New.
20906 (const_1_to_31_operand): Rename from const_int_1_31_operand.
20907 (const_2_to_3_operand, const_4_to_7_operand): New.
20908 * config/i386/sse.md: New file.
20909 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
20910 (sse_movups): Rename from sse_movups_1.
20911 (sse_loadlss): Rename from sse_loadss_1.
20912 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
20914 (negv4sf2): Use ix86_expand_fp_absneg_operator.
20915 (absv4sf2, negv2df, absv2df): New.
20916 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
20917 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
20918 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
20919 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
20920 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
20921 (sse3_addsubv4sf3): Model correctly.
20922 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
20923 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
20924 (sse_movhlps): Model with vec_select+vec_concat.
20925 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
20926 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
20927 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
20928 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
20929 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
20930 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
20931 sse2_pshufhw_1): Likewise.
20932 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
20933 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
20934 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
20935 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
20936 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
20937 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
20938 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
20939 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
20940 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
20941 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
20942 sminv8hi3): Mark commutative
20943 operands. Use ix86_binary_operator_ok.
20944 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
20945 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
20946 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
20947 sse2_punpcklqdq): Allow operand2 in memory.
20948 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
20949 sse2_movsd): Add memory alternatives.
20950 (sse_storelps): Turn expander into an insn; split after reload.
20951 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
20952 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
20954 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
20956 * configure.ac (DWARF-2 debug_line): Use objdump.
20957 * configure: Regenerate.
20959 2005-01-08 Jeff Law <law@redhat.com>
20960 Diego Novillo <dnovillo@redhat.com>
20962 PR tree-optimization/18241
20963 * tree-nrv.c (tree_nrv): Ignore volatile return values.
20964 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
20965 statements with volatile operands.
20966 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
20967 operands after marking a statement with has_volatile_ops.
20969 2005-01-08 Roger Sayle <roger@eyesopen.com>
20971 * tree.c (int_fits_type_p): Always honor integer constant
20972 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
20974 2005-01-08 Roger Sayle <roger@eyesopen.com>
20976 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
20977 the latent bug in rtl_delete_block has been resolved.
20979 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20981 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
20982 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
20984 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
20986 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
20987 library as @multilib_dir@/$(SHLIB_SONAME).
20989 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
20991 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
20992 * configure: Regenerate.
20994 2005-01-07 Jakub Jelinek <jakub@redhat.com>
20996 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
20999 2005-01-07 David Edelsohn <edelsohn@gnu.org>
21002 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
21003 Convert non-word aligned offset address using ld/std into
21006 2005-01-07 Richard Henderson <rth@redhat.com>
21008 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
21010 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
21012 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
21014 2005-01-07 Jakub Jelinek <jakub@redhat.com>
21016 PR tree-optimization/19283
21017 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
21018 is not shorter than the original type.
21020 PR rtl-optimization/19012
21021 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
21023 PR rtl-optimization/18861
21024 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
21025 (FULL_STATE): Define.
21026 (mark_tablejump_edge): New function.
21027 (purge_dead_tablejump_edges): New function.
21028 (find_bb_boundaries): Use it.
21030 PR tree-optimization/18828
21031 * builtins.c (expand_builtin_next_arg): Remove argument and all
21032 the argument checking.
21033 (expand_builtin): Adjust caller.
21034 (expand_builtin_va_start): Likewise. Remove error for too many
21036 (fold_builtin_next_arg): Issue error for too many arguments.
21037 After checking arguments, replace them with magic arguments that
21038 prevent further checking of the args.
21040 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21042 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
21044 2005-01-06 Roger Sayle <roger@eyesopen.com>
21047 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
21048 and %{.S:...} (and their negative variants) to test whether the
21049 input file is assembler or pre-processed-assembler independent of
21050 the actual filename extension.
21052 2005-01-06 Roger Sayle <roger@eyesopen.com>
21054 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
21055 of sign or zero extended values.
21057 2005-01-06 Geoffrey Keating <geoffk@apple.com>
21059 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
21060 for IBM long double format correctly.
21062 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
21064 Fix PR tree-optimization/18792
21066 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
21067 to first_loop_depth, and use loop depth instead of loop number.
21068 (build_classic_dir_vector): Ditto.
21069 (compute_data_dependences_for_loop): Use depth, not loop number.
21070 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
21071 number. Pass in loops, instead of loop numbers.
21072 (gather_interchange_stats): Ditto.
21073 (linear_transform_loops): Ditto.
21075 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
21078 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
21079 biv_fits_mode_p, extension_within_bounds_p): New functions.
21080 (check_ext_dependent_givs): Use them.
21082 2005-01-06 Roger Sayle <roger@eyesopen.com>
21084 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
21085 more than one barrier, in which case we should delete them all.
21087 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
21089 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
21091 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
21093 Fix PR middle-end/19286
21095 * dwarf2out.c (gen_subprogram_die): If we've already tried to
21096 output this subprogram, simply ignore this attempt to do it again.
21097 (add_abstract_origin_attribute): Don't abort trying to add the abstract
21098 origin attribute if it's not possible.
21099 (gen_block_die): Don't ignore subblocks of "unused" blocks.
21100 (decls_for_scope): Ditto.
21101 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
21102 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
21104 2005-01-05 Richard Henderson <rth@redhat.com>
21107 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
21108 (bdesc_2arg): Use it.
21109 (ix86_expand_binop_builtin): Force operands into registers
21111 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
21112 ix86_expand_sse_compare, ix86_expand_sse_comi,
21113 ix86_expand_builtin): Likewise.
21115 2005-01-05 Richard Henderson <rth@redhat.com>
21117 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
21119 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
21120 (mulv4hi3): Set itanium_class mmmul.
21121 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
21122 (fpack): Rename from fpack_sfsf.
21124 2005-01-05 Richard Henderson <rth@redhat.com>
21127 * reload1.c (do_input_reload): Restrict the optimization deleteing
21128 a previous output reload to RELOAD_FOR_INPUT.
21130 2005-01-05 Steven Bosscher <stevenb@suse.de>
21132 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
21133 comment that we fall through after case.
21134 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
21135 (distribute_links): Likewise.
21136 * cse.c (cse_insn): Likewise.
21137 * cselib.c (cselib_invalidate_mem): Likewise.
21138 * df.c: Update comments at the top of the file.
21139 (read_modify_subreg_p): Update comments here too.
21140 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
21141 * flow.c (mark_set_1): Likewise.
21142 (mark_used_regs): Likewise.
21143 * gcse.c (mems_conflict_for_gcse_p): Likewise.
21144 (canon_list_insert): Likewise.
21145 (mark_set): Likewise.
21146 (try_replace_reg): Likewise.
21147 (store_killed_in_insn): Likewise.
21148 * loop.c (count_one_set): Likewise.
21149 (basic_induction_var): Likewise.
21150 * postreload-gcse.c (find_mem_conflicts): Likewise.
21151 * postreload.c (reload_combine_note_store): Likewise.
21152 (move2add_note_store): Likewise.
21153 * reload.c (find_equiv_reg): Likewise.
21154 (mark_referenced_resources): Likewise.
21155 * rtlanal.c (set_noop_p): Likewise.
21156 (note_stores): Likewise.
21157 (note_uses): Likewise.
21158 * sched-deps.c (sched_analyze_1): Likewise.
21159 * sched-rgn.c (check_live_1): Likewise.
21160 (update_live_1): Likewise.
21161 * config/i860/i860.c: Likewise.
21163 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
21165 (ZERO_EXTRACT): Mention that this one can be an lvalue.
21167 * doc/rtl.texi: Update documentation for bit-fields and SET.
21169 2005-01-05 Roger Sayle <roger@eyesopen.com>
21171 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
21173 2005-01-05 Jan Hubicka <jh@suse.cz>
21174 Richard Henderson <rth@redhat.com>
21177 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
21180 2005-01-05 Richard Henderson <rth@redhat.com>
21183 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
21184 (sse_shufps): Change operand 3 to const_int_operand.
21185 (sse2_storelps): Fix typo in template.
21186 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
21187 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
21188 (ix86_expand_builtin): Likewise.
21190 2005-01-05 Julian Brown <julian@codesourcery.com>
21192 * config/arm/arm.c (arm_return_in_memory): Treat complex types
21193 as aggregates for AAPCS ABIs.
21195 2005-01-05 Stan Shebs <shebs@apple.com>
21197 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
21198 Mach-O getters if ppc64.
21199 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
21201 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
21202 signed four-byte field for global code case.
21203 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
21205 2005-01-05 Roger Sayle <roger@eyesopen.com>
21207 PR middle-end/19100
21208 * c-common.c: Include real.h.
21209 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
21210 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
21211 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
21212 * Makefile.in (c-common.o): Update dependencies.
21214 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21216 * c-parse.in (asm_string): Add trailing semicolon.
21218 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21220 * c-parse.in (asm_string): New. Don't allow wide strings in
21222 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
21223 asm_string instead of STRING.
21225 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21227 * c-typeck.c (constructor_no_implicit): Remove.
21228 (set_designator, process_init_element): Don't check
21229 constructor_no_implicit.
21231 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
21232 Kaz Kojima <kkojima@gcc.gnu.org>
21235 * lcm.c (create_pre_exit): New.
21236 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
21237 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
21239 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21241 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
21242 -msoft-float in target_float_switch.
21243 * arm.c (arm_override_options): Fix processing of target_float_switch.
21245 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21247 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
21250 2004-01-05 Uros Bizjak <uros@kss-loka.si>
21252 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
21253 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
21255 2005-01-04 Roger Sayle <roger@eyesopen.com>
21257 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
21258 if deleting the then-block allows the test-block to fallthru to the
21261 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
21264 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
21265 after the full declaration if the are in two different TUs.
21267 2005-01-04 Richard Henderson <rth@redhat.com>
21270 * tree-sra.c (generate_one_element_init): Just
21271 call gimplify_and_add.
21272 (generate_element_init): Record the
21273 new referenced variables and mark them for renaming
21274 and split out to ...
21275 (generate_element_init_1): This.
21276 (scalarize_init): Don't call push_gimplify_context/
21277 pop_gimplify_context.
21279 2005-01-04 Geoffrey Keating <geoffk@apple.com>
21281 * toplev.c (get_src_pwd): Handle failure of getpwd().
21283 2005-01-04 Roger Sayle <roger@eyesopen.com>
21285 * fold-const.c (fold_single_bit_test): Delete unreachable handling
21287 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
21288 all the cases handled by it are inverted by invert_truthvalue.
21290 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21292 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
21293 (save_register_windowsi): Likewise.
21295 2005-01-04 Richard Henderson <rth@redhat.com>
21297 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
21299 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21301 PR middle-end/17767
21302 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
21303 any simplifications of vector mode comparison operators.
21304 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
21306 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
21307 Devang Patel <dpatel@apple.com>
21309 PR tree-optimization/18308
21310 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
21311 the operands before creating a new expression.
21312 * dojump.c (do_jump): Make drop_through_label available
21313 for all cases. Add expansion of COND_EXPR.
21315 2005-01-04 Ira Rosen <irar@il.ibm.com>
21317 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
21318 INTEGER_CST instead of TREE_CONSTANT.
21319 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
21320 instead of TREE_CONSTANT.
21321 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
21322 instead of TREE_CONSTANT.
21324 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21326 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
21328 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21331 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
21332 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
21334 2005-01-03 Richard Henderson <rth@redhat.com>
21336 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
21337 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
21338 fold_convert_const_real_from_real): Split out from ...
21339 (fold_convert_const): ... here.
21341 2005-01-03 Richard Henderson <rth@redhat.com>
21344 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
21345 (mov<MMXMODEI>_internal): Likewise.
21346 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
21347 Add V2SF case; use it for SSE1; don't use TI.
21348 (movdf_integer): Likewise.
21349 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
21351 2005-01-03 Ira Rosen <irar@il.ibm.com>
21353 * tree-vectorizer.c (vect_strip_conversions): New function.
21354 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
21355 check for binary class.
21357 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
21361 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
21363 * gimple-low.c (mark_blocks_with_used_vars): New function.
21364 (mark_blocks_with_used_subblocks): Ditto.
21365 (mark_used_blocks): Ditto.
21366 (pass_mark_used_blocks): New pass.
21367 * tree-inline.c: Include debug.h.
21368 (expand_call_inline): Call outlining_inline_function here.
21369 * tree-optimize.c (init_tree_optimization_passes): Add
21370 pass_mark_used_blocks.
21371 * tree-pass.h (pass_mark_used_blocks): New.
21372 * Makefile.in (tree-inline.o): Add debug.h dependency.
21374 2005-01-03 Geoffrey Keating <geoffk@apple.com>
21376 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
21377 VAR_DECLs to have weak_import attribute.
21379 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
21382 2004-01-03 Steven Bosscher <stevenb@suse.de>
21384 * passes.c (rest_of_compilation): Don't run regmove if only
21385 flag_expensive_optimizations, require flag_regmove instead.
21387 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21389 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
21391 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
21392 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21393 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
21394 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21396 2005-01-03 Richard Henderson <rth@redhat.com>
21398 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
21399 (ia64_const_ok_for_letter_p): New.
21400 (ia64_const_double_ok_for_letter_p): New.
21401 (ia64_extra_constraint): New.
21402 (ia64_expand_vecint_compare): New.
21403 (ia64_expand_vcondu_v2si): New.
21404 (ia64_expand_vecint_cmov): New.
21405 (ia64_expand_vecint_minmax): New.
21406 (ia64_print_operand): Add 'v'.
21407 (ia64_preferred_reload_class): New.
21408 (ia64_vector_mode_supported_p): New.
21409 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
21410 (PREFERRED_RELOAD_CLASS): Move to function.
21411 (CONST_OK_FOR_LETTER_P): Move to function.
21412 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
21413 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
21414 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
21415 (EXTRA_CONSTRAINT): Move to function.
21416 * config/ia64/ia64.md: Include vect.md.
21417 (itanium_class): Add mmalua.
21419 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
21421 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
21422 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
21424 (const_int_2bit_operand): New.
21425 (fr_reg_or_0_operand): New.
21426 * config/ia64/ia64-modes.def: Add vector modes.
21427 * config/ia64/ia64-protos.h: Update.
21428 * config/ia64/vect.md: New file.
21430 2005-01-03 Richard Henderson <rth@redhat.com>
21432 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
21434 2005-01-03 Uros Bizjak <uros@kss-loka.si>
21437 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
21439 (log1pdf2): Change mode of operands[0,1] to DFmode.
21441 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21443 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
21444 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
21445 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
21446 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
21447 SPARC_RELAXED_ORDERING.
21449 2005-01-03 Richard Henderson <rth@redhat.com>
21450 Uros Bizjak <uros@kss-loka.si>
21453 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
21454 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
21455 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
21457 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
21458 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
21459 const_pow2_1_to_128_operand): New predicates.
21461 2005-01-02 Greg McGary <greg@mcgary.org>
21463 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
21465 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
21466 object. [ptr_type]: Remove unused variable.
21467 Remember nearest addressable array-element or record-component
21468 when checking bitfield components. Tolerate empty BIND_EXPR.
21470 2005-01-01 Richard Henderson <rth@redhat.com>
21472 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
21473 that don't narrow the value. Fail for other conversions.
21475 2005-01-01 Richard Henderson <rth@redhat.com>
21478 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
21479 * c-lang.c (finish_file): Don't do it here.
21480 * objc/objc-act.c (objc_finish_file): Likewise.
21482 * cgraph.c (decl_assembler_name_equal): New.
21483 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
21484 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
21485 * cgraph.h (struct cgraph_varpool_node): Add next.
21486 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
21487 * varasm.c (assemble_alias): Mark the target as needed.
21489 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
21491 PR middle-end/19221
21492 * function.c (get_arg_pointer_save_area): Use entry_of_function
21493 instead of get_insns.
21495 2005-01-01 Roger Sayle <roger@eyesopen.com>
21496 Andrew Pinski <pinskia@physics.uc.edu>
21497 James E. Wilson <wilson@specifixinc.com>
21499 PR rtl-optimization/12092
21500 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
21503 2005-01-01 Roger Sayle <roger@eyesopen.com>
21504 Olivier Hainque <hainque@act-europe.fr>
21506 * tree.c (int_fits_type_p): A narrower type always fits in a
21507 wider one, except for negative values into unsigned types.
21509 2005-01-01 Roger Sayle <roger@eyesopen.com>
21511 * tree.c (int_fits_type_p): Compare the result of force_fit_type
21512 with the original constant rather than require TREE_OVERFLOW.
21514 2005-01-01 Steven Bosscher <stevenb@suse.de>
21516 PR middle-end/17544
21517 * c-decl.c (finish_function): If compiling C99, annotate the
21518 compiler generated return with the current file name and line 0.
21519 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
21520 the source line is greater than 0.
21521 (remove_bb): Likewise.