1 2005-06-21 Jeff Law <law@redhat.com>
3 * tree-vrp.c (extract_range_from_unary_expr): Handle type
6 2005-06-21 Dorit Nuzman <dorit@il.ibm.com>
8 * genopinit.c (vec_shl_optab, vec_shr_optab): Initialize new optabs.
9 (reduc_plus_optab): Removed. Replcaed with...
10 (reduc_splus_optab, reduc_uplus_optab): Initialize new optabs.
11 * optabs.c (optab_for_tree_code): Return reduc_splus_optab or
12 reduc_uplus_optab instead of reduc_plus_optab.
13 (expand_vec_shift_expr): New function.
14 (init_optabs): Initialize new optabs. Remove initialization of
16 (optab_for_tree_code): Return vec_shl_optab/vec_shr_optab
17 for VEC_LSHIFT_EXPR/VEC_RSHIFT_EXPR.
18 * optabs.h (OTI_reduc_plus): Removed. Replaced with...
19 (OTI_reduc_splus, OTI_reduc_uplus): New.
20 (reduc_plus_optab): Removed. Replcaed with...
21 (reduc_splus_optab, reduc_uplus_optab): New optabs.
22 (vec_shl_optab, vec_shr_optab): New optabs.
23 (expand_vec_shift_expr): New function declaration.
25 * tree.def (VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR): New tree-codes.
26 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
27 * expr.c (expand_expr_real_1): Handle new tree-codes.
28 * tree-pretty-print.c (dump_generic_node, op_symbol, op_prio): Likewise.
29 * tree-vect-generic.c (expand_vector_operations_1): Add assert.
31 * tree-vect-transform.c (vect_create_epilog_for_reduction): Add two
32 alternatives for generating reduction epilog code.
33 (vectorizable_reduction): Don't fail of direct reduction support is
35 (vectorizable_target_reduction_pattern): Likewise.
37 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
38 reduc_umax_v4si, reduc_smin_v4si, reduc_smin_v4sf, reduc_umin_v4si,
39 reduc_plus_v4si, reduc_plus_v4sf): Removed.
40 (vec_shl_<mode>, vec_shr_<mode>, altivec_vsumsws_nomode,
41 reduc_splus_<mode>, reduc_uplus_v16qi): New.
43 2005-06-20 Daniel Berlin <dberlin@dberlin.org>
45 * c-typeck.c (build_function_call): Set fundecl = function again.
46 * tree-ssa-alias.c (find_used_portions): Address taking causes the
47 entire variable to be used.
48 * tree-ssa-structalias.c (do_structure_copy): Fix handling of
49 unknown size variables, and structure copies from addressof
50 operations. Simplify how we do *a = *b type structure copies.
51 (init_base_vars): Add ANYTHING = &ANYTHING constraint the right
52 way. READONLY's address is not taken by default.
53 INTEGER dereference should point to anything.
54 (create_variable_info_for): It's okay for the first field to not start
57 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
59 config/sh/linux.h (FUNCTION_PROFILER): Constify a char*.
61 2005-06-20 Roger Sayle <roger@eyesopen.com>
62 2005-06-20 Fariborz Jahanian <fjahanian@apple.com>
64 * combine.c (simplify_set): Simplify setting of CC register
65 by removing redundant compare with 0 on RHS.
67 2005-06-20 Jan Beulich <jbeulich@novell.com>
69 * config/i386/netware-libgcc.def: Update copyright.
70 * config/i386/netware-libgcc.exp (__divdc3, __divsc3, __divxc3,
71 __muldc3, __mulsc3, __mulxc3, __powidf2, __powisf2, __powixf2): Add.
72 * config/i386/netware.c (gen_stdcall_decoration,
73 gen_fastd_decoration): Merge into ...
74 (gen_stdcall_or_fastcall_decoration): ... this. Adjust to match
76 (gen_regparm_prefix): Adjust to match i386_nlm_encode_section_info.
77 (i386_nlm_encode_section_info): Adjust to match WinNT's changes.
78 * config/i386/t-nwld (SHLIB_LINK): Also create libgcc.imp alias of
79 libgcc_s.imp. Use 'expr' rather than $(()) shell expressions.
80 * gthr-nks.h (__gthread_objc_mutex_allocate): Kill another dubious
81 use of NX_MUTEX_RECURSIVE.
83 2005-06-19 Roger Sayle <roger@eyesopen.com>
85 * fold-const.c (swap_tree_comparison): Add support for unordered
86 floating point comparisons.
87 * tree-vrp.c (opposite_comparison): Delete.
88 (extract_range_from_assert): Replace calls to opposite_comparison
89 with calls to swap_tree_comparison.
90 (register_edge_assert_for): Likewise.
91 (vrp_evaluate_conditional): Likewise.
93 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
95 * integrate.c (allocate_initial_values): Update the references
96 to global_live_at_start and global_live_at_end.
98 2005-06-20 Jan Hubicka <jh@suse.cz>
100 * cfgloop.h (DLTHE_RECORD_COPY_NUMBER): New flag.
101 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set aux flags only
103 * loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations,
104 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
105 Update call of duplicate_loop_to_header_edge.
106 (apply_opt_in_copies): Clear out aux pointers.
108 2005-06-19 Joseph S. Myers <joseph@codesourcery.com>
110 * config/i386/i386.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
111 (ix86_mangle_fundamental_type): New.
112 * config/ia64/ia64.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
113 (ia64_mangle_fundamental_type): New.
115 2005-06-19 Roger Sayle <roger@eyesopen.com>
117 * c-decl.c (grokdeclarator): Only check TREE_OVERFLOW on
119 * c-typeck.c (build_c_cast): Only preserve TREE_OVERFLOW on
120 CONSTANT_CLASS_P nodes.
122 2005-06-19 Richard Henderson <rth@redhat.com>
124 * config/ia64/vect.md (vec_extractv2sf_1): Fix cut-and-paste error;
125 the shift is always required.
127 2005-06-19 Richard Henderson <rth@redhat.com>
129 * config/ia64/ia64-modes.def (V4SF): Add.
130 * config/ia64/ia64.c (ia64_legitimate_constant_p): Handle CONST_VECTOR.
131 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to
132 integer mode changes in fp regs.
133 * config/ia64/ia64.md (UNSPEC_VECT_EXTR): New.
134 * config/ia64/vect.md (smaxv2sf3, sminv2sf3): Fix typos in names.
135 (reduc_plus_v2sf, reduc_smax_v2sf, reduc_smin_v2sf): New.
136 (vcondv2sf): Use gen_fpack
137 (fpack): Remove * from name.
138 (fswap, fmix_l, fmix_r, fmix_lr): New.
139 (vec_setv2sf, vec_extractv2sf_0_le, vec_extractv2sf_0_be): New.
140 (vec_extractv2sf_1, vec_extractv2sf): New.
142 2005-06-19 Andreas Krebbel <krebbel1@de.ibm.com>
144 * combine.c (make_compound_operation): Use simplify_subreg. Delete
145 a optimization already done by simplify_subreg.
147 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
149 * loop.c (scan_loop): Do not consider insns setting the frame
150 pointer to be candidates for hoisting.
152 2005-06-19 Uros Bizjak <uros@kss-loka.si>
154 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, cmpfp_0_xf):
155 Remove instruction patterns.
156 (*cmpfp_0): New instruction pattern. Set "unit" attribute to "i387".
157 (*cmpfp_sf, *cmpfp_df, *cmpfp_xf, *cmpfp_u, *_cmpfp_<mode>):
158 Set "unit" attribute to "i387".
159 (*pushsf, *pushsf_rex64, *pushdf_nointeger, *pushdf_integer)
160 (*pushxf_nointeger, *pushxf_integer): Set "unit" attribute to "i387"
162 (*truncdfsf_mixed, *truncdfsf_i387, *truncxfsf2_mixed)
163 (*truncxfsf2_i387, *truncxfdf2_mixed, *truncxfdf2_i387): Set "unit"
164 attribute to "i387" when "type" attribute equals "multi".
165 (*floathisf2_i387, *floatsisf2_mixed, *floatsisf2_i387)
166 (*floatdisf2_mixed, *floatdisf2_i387, *floathidf2_i387)
167 (*floatsidf2_mixed, *floatsidf2_i387, *floatdidf2_mixed)
168 (*floatdidf2_i387, floathixf2, floatsixf2, floatdixf2): Set "unit"
169 attribute to "i387" when "type" attribute equals "multi".
170 * config/i386/mmx.md (*mov<mode>_internal_rex64)
171 (*mov<mode>_internal, *movv2sf_internal_rex64, *movv2sf_internal):
172 Set "unit" attribute to "mmx" when "type" attribute equals "ssecvt".
173 (mmx_pmovmskb): Correct wrong "type" and "mode" attributes.
174 * config/i386/sse.md (sse_cvtps2pi, sse_cvttps2pi, sse_cvtpd2di)
175 (sse_cvttpd2pi): Set "unit" attribute to "mmx".
176 (sse2_cvtpi2pd): Split register constraints. Set "unit" attribute
177 to "mmx" for "y" operand 1.
179 2005-06-19 Uros Bizjak <uros@kss-loka.si>
181 * config/i386/i386.c (ix86_function_arg_regno_p): Add MMX_REGNO_P
182 for TARGET_MMX. Use MMX_REGPARM_MAX and SSE_REGPARM_MAX for MMX
183 and SSE registers to determine if regno is valid.
184 (ix86_function_value_regno_p): Depend FIRST_FLOAT_REG on
185 TARGET_FLOAT_RETURNS_IN_80387 also for TARGET_64BIT. Clean up.
187 2005-06-18 Richard Henderson <rth@redhat.com>
189 * tree-complex.c (init_dont_simulate_again): Clear DONT_SIMULATE_AGAIN
190 for control-altering statements; set it again for returns.
191 (complex_visit_stmt): Return SSA_PROP_VARYING for stmts that are
194 2005-06-18 Richard Henderson <rth@redhat.com>
197 * tree-ssa-pre.c (create_expression_by_pieces): Set
198 DECL_COMPLEX_GIMPLE_REG_P.
199 (insert_into_preds_of_block): Likewise.
201 2005-06-18 Steven Bosscher <stevenb@suse.de>
203 * Makefile.in: Fix tree-cfgcleanup.c dependencies.
205 2005-06-18 Richard Henderson <rth@redhat.com>
207 * expr.c (store_constructor): Use store of 0 to indicate value
208 death instead of a clobber.
210 * config/i386/i386.c (ix86_expand_reduc_v4sf): New.
211 * config/i386/i386-protos.h (ix86_expand_reduc_v4sf): Declare.
212 * config/i386/sse.md (reduc_plus_v4sf): New.
213 (reduc_smax_v4sf, reduc_smin_v4sf): New.
215 2005-06-18 James A. Morrison <phython@gcc.gnu.org>
217 * fold_const (fold_binary): Fold X % (2**N) to X & (2**N - 1) for
218 nonnegative values of X.
220 2005-06-18 Uros Bizjak <uros@kss-loka.si>
222 * doc/md.texi (Standard Names): Change insn pattern name
223 from truncM2 to btruncM2 for 'trunc' built-in description.
224 Add rintM2 insn pattern description.
226 2005-06-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
228 * c-decl.c (locate_old_decl): Add format attribute.
229 (implicit_decl_warning): Likewise.
231 * diagnostic.h (verbatim): Move ...
232 * toplev.h (verbatim): ... here. Add ATTRIBUTE_GCC_DIAG.
233 * pretty-print.h (pp_verbatim): Add ATTRIBUTE_GCC_PPDIAG.
235 2005-06-18 Roger Sayle <roger@eyesopen.com>
238 * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition.
240 2005-06-18 Dorit Nuzman <dorit@il.ibm.com>
242 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New
244 * optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin,
245 OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction.
246 (reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
247 reduc_plus_optab): New optabs for reduction.
248 * expr.c (expand_expr_real_1): Handle new tree-codes.
249 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
250 * tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle
252 * optabs.c (optab_for_tree_code): Handle new tree-codes.
253 (init_optabs): Initialize new optabs.
254 * genopinit.c (optabs): Define handlers for new optabs.
256 * tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in
257 case of a phi that is marked as relevant. Call vectorizable_reduction.
258 (vect_mark_relevant): Phis may be marked as relevant.
259 (vect_mark_stmts_to_be_vectorized): The use corresponding to the
260 reduction variable in a reduction stmt does not mark its defining phi
261 as relevant. Update documentation accordingly.
262 (vect_can_advance_ivs_p): Skip reduction phis.
263 * tree-vect-transform.c (vect_get_vec_def_for_operand): Takes
264 additional argument. Handle reduction.
265 (vect_create_destination_var): Update call to vect_get_new_vect_var.
266 Handle non-vector argument.
267 (get_initial_def_for_reduction): New function.
268 (vect_create_epilog_for_reduction): New function.
269 (vectorizable_reduction): New function.
270 (vect_get_new_vect_var): Handle new vect_var_kind.
271 (vectorizable_assignment, vectorizable_operation, vectorizable_store,
272 vectorizable_condition): Update call to vect_get_new_vect_var.
273 (vect_transform_stmt): Call vectorizable_reduction.
274 (vect_update_ivs_after_vectorizer): Skip reduction phis.
275 (vect_transform_loop): Skip if stmt is both not relevant and not live.
276 * tree-vectorizer.c (reduction_code_for_scalar_code): New function.
277 (vect_is_simple_reduction): Was empty - added implementation.
278 * tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value.
279 (reduc_vec_info_type): New enum vect_def_type value.
280 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
281 reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf,
282 reduc_plus_v4si, reduc_plus_v4sf): New define_expands.
284 * tree-vect-analyze.c (vect_determine_vectorization_factor): Remove
285 ENABLE_CHECKING around gcc_assert.
286 * tree-vect-transform.c (vect_do_peeling_for_loop_bound,
287 (vect_do_peeling_for_alignment, vect_transform_loop,
288 vect_get_vec_def_for_operand): Likewise.
290 2005-06-18 Joseph S. Myers <joseph@codesourcery.com>
292 * config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a
293 big-endian unnamed __float80 value.
295 2005-06-18 Richard Henderson <rth@redhat.com>
298 * tree-sra.c (generate_copy_inout): Handle SSA_NAME complex
301 2005-06-17 Richard Henderson <rth@redhat.com>
303 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use
304 initialize_original_copy_tables and free_original_copy_tables.
305 (vect_do_peeling_for_alignment): Likewise.
307 2005-06-17 Pat Haugen <pthaugen@us.ibm.com>
309 * bb-reorder.c (find_traces_1_round): Use succ block frequency
310 instead of edge frequency for calls to better_edge_p.
312 2005-06-17 Andrew Pinski <pinskia@physics.uc.edu>
315 * tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST.
317 2005-06-17 Steve Ellcey <sje@cup.hp.com>
320 * config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy).
322 (PROFILE_BEFORE_PROLOGUE): Undef.
323 (NO_PROFILE_COUNTERS): New.
324 * config/ia64/ia64-protos.h (ia64_profile_hook): New.
325 * config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef.
326 (gen_mcount_func_rtx): New.
327 (ia64_profile_hook): New.
328 * config/ia64/ia64.md (ip_value): New.
330 2005-06-17 Devang Patel <dpatel@apple.com>
332 * config/rs6000/predicates.md (s5bit_cint_operand,
333 u5bit_cint_operand): New.
334 * config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth,
335 altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates.
336 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed
337 5 bit constant check.
339 2005-06-17 Richard Henderson <rth@redhat.com>
341 * local-alloc.c (update_equiv_regs): Update reg_equiv_init
342 properly when moving an initialization insn.
344 2005-06-17 Paolo Bonzini <bonzini@gnu.org>
346 * aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the
348 * configure.ac: Regenerate.
350 2005-06-17 Jan Hubicka <jh@suse.cz>
352 * tree-optimize.c (execute_ipa_pass_list): New.
353 (ipa_passes): Use it.
355 2005-06-16 Richard Henderson <rth@redhat.com>
358 * tree-complex.c (update_phi_components): Avoid no-op moves.
360 2005-06-16 Joseph S. Myers <joseph@codesourcery.com>
362 * Makefile.in (cc1-checksum.c): Use
363 build/genchecksum$(build_exeext), not build/genchecksum$(exeext).
365 2005-06-16 Geoffrey Keating <geoffk@apple.com>
367 * gengtype.c (adjust_field_rtx_def): Don't add a skip to
370 * config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from
372 (SHLIB_REVISION): Delete.
373 (SHLIB_VERSTRING): Update to compensate.
374 (SHLIB_SONAME): Just use one '.' in the name.
376 2005-06-16 Eric Botcazou <ebotcazou@libertysurf.fr>
378 PR tree-optimization/22018
379 * tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow.
381 2005-06-16 Richard Henderson <rth@redhat.com>
384 * builtins.c (fold_builtin_complex_mul): Remove.
385 (fold_builtin_complex_div): Remove.
386 (fold_builtin_1): Don't call them.
387 * fold-const.c (fold_complex_add, fold_complex_mult_parts,
388 fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove.
389 (fold_binary): Don't call them. Don't expand complex comparisons to
390 elementary comparisons.
391 * tree-complex.c (init_dont_simulate_again): Enhance search for
392 stmts that require decomposition.
393 (complex_visit_stmt): Handle RETURN_EXPR properly.
394 (create_components): Handle no referenced variables properly.
395 * tree.h (fold_complex_mult_parts): Remove.
396 (fold_complex_div_parts): Remove.
398 2005-06-16 Richard Guenther <rguenth@gcc.gnu.org>
400 * doc/extend.texi: Document sseregparm target attribute.
401 Clarify fastcall and regparm documentation.
402 * config/i386/i386.h: Adjust float_in_sse documentation.
403 * config/i386/i386.c: Add new target attribute sseregparm.
404 (ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute):
406 (ix86_handle_cconv_attribute): ... here. Also handle
407 sseregparm attribute.
408 (ix86_comp_type_attributes): Compare sseregparm attributes.
409 (ix86_function_sseregparm): New function, split out from ...
410 (init_cumulative_args): ... here. Use to decide use
411 of SSE registers and error in case of missing support.
412 (ix86_value_regno): Likewise.
413 (function_arg_advance): Do not bail out for DFmode if we need
414 to pass doubles in registers.
415 (function_arg): Likewise.
417 2005-06-16 Paolo Bonzini <bonzini@gnu.org>
418 Daniel Jacobowitz <dan@codesourcery.com>
419 Alan Modra <amodra.bigpond.net.au>
421 * configure.ac (gcc_version): Set near the beginning.
422 (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are
423 found in the tree. Use gcc_AC_PROG to find the tools in the system.
424 (objdump): Do not look for it.
425 * Makefile.in (NM_FOR_TARGET): Point to ./nm
426 (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET,
427 ORIGINAL_NM_FOR_TARGET): Substitute from autoconf.
428 (as, ld, nm): New rules.
429 (libgcc.mk): Depend on them.
430 * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL,
431 gcc_AC_BUILD_EXEEXT): New.
432 (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT.
433 * configure: Regenerate.
435 2005-06-16 Jan Hubicka <jh@suse.cz>
437 * basic-block.h (rtl_bb_info): Break out head_, end_,
438 global_live_at_start, global_live_at_end from ...
439 (basic_block_def): ... here; update all references
441 (init_rtl_bb_info): Declare.
442 * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL
444 * cfgrtl.c: Include ggc.h
445 (create_basic_block_structure): Init bb info.
446 (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer.
447 (init_rtl_bb_info): New function.
448 (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here.
449 * cfghooks.c (merge_block): Do not copy global_live_at_end here.
450 * cfg.c (clear_bb_flags): Skip BB_RTL flag.
451 (dump_flow_info): Gueard global_live_* dumping.
453 * Makefile.in (cfg.o): Add new dependencies.
454 * basic-block.h (reorder_block_def): Kill
455 original/copy/duplicated/copy_number fields.
456 (BB_DUPLICATED): New flag.
457 (initialize_original_copy_tables, free_original_copy_tables,
458 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New.
459 * cfg.c: Include hashtab.h and alloc-pool.h
460 (bb_original, bb_copy, original_copy_bb_pool): New static vars.
461 (htab_bb_copy_original_entry): New struct.
462 (bb_copy_original_hash, bb_copy_original_eq): New static functions.
463 (initialize_original_copy_tables, free_original_copy_tables,
464 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New
466 * cfghooks.c (duplicate_block): Update original/copy handling.
467 * cfglayout.c (fixup_reorder_chain): Likewise.
468 (cfg_layout_initialize): Initialize orignal_copy tables.
469 (cfg_layout_finalize): FInalize original_copy tables.
470 (can_copy_bbs_p): Use BB_DUPLICATED flag.
471 (copy_bbs): Likewise.
472 * cfgloopmanip.c (update-single_exits_after_duplication): Likewise.
473 (duplicate_loop_to_header_edge): Likewise; update handling of
475 (loop_version): Likewise.
476 * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG.
477 * except.c (expand_resx_expr): Check that reg->resume is not set.
478 * loop-unroll.c (unroll_loop_constant_iterations,
479 unroll_loop_runtime_iterations, apply_opt_in_copies): Update
480 copy/original handling.
481 * loop-unwitch.c (unswitch_loop): Likewise.
482 * tree-cfg.c (create_bb): Do not initialize RBI.
483 (disband_implicit_edges): Do not kill RBI.
484 (add_phi_args_after_copy_bb): Use new original/copy mapping.
485 (add_phi_args_after_copy): Use BB_DUPLICATED flag.
486 (tree_duplicate_sese_region): Update original/copy handling.
487 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
488 * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
489 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise.
491 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
494 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
495 integer types whos ranges are different are not useless.
497 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
500 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
503 2005-06-15 Diego Novillo <dnovillo@redhat.com>
505 * tree-ssa-structalias.c (dump_solution_for_var): Reformat
507 (dump_sa_points_to_info): Make extern.
508 (debug_sa_points_to_info): New.
509 * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
511 (dump_sa_points_to_info): Declare.
512 (debug_sa_points_to_info): Declare.
514 2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
516 * c-tree.h (default_function_array_conversion): Declare.
517 * c-typeck.c (default_function_array_conversion): Export. Correct
519 (default_conversion): Do not call
520 default_function_array_conversion. Do not allow FUNCTION_TYPE.
521 (build_function_call): Call default_function_array_conversion on
523 (convert_arguments): Do not call it on the function arguments.
524 (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
525 TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
526 address of ARRAY_REF.
527 (build_compound_expr): Do not call
528 default_function_array_conversion.
529 (build_c_cast): Do not call default_function_array_conversion.
530 (convert_for_assignment): Do not call default_conversion.
531 (digest_init): Call default_function_array_conversion to convert
532 string constants and compound literals to pointers, but not
534 (output_init_element): Likewise.
535 (build_asm_expr): Do not call default_function_array_conversion.
536 (c_process_expr_stmt): Likewise.
537 (c_objc_common_truthvalue_conversion): Likewise. Do not allow
539 * c-parser.c (c_parser_expression_conv): New.
540 (c_parser_asm_operands, c_parser_expr_list): Add convert_p
541 argument. All callers changed. Call
542 default_function_array_conversion if convert_p.
543 (c_parser_initializer, c_parser_initval): Call
544 default_function_array_conversion except for string constants and
546 (c_parser_initelt): Call default_function_array_conversion for
547 ObjC expression received.
548 (c_parser_statement_after_labels): Call c_parser_expression_conv
549 for return and expression statements.
550 (c_parser_paren_condition, c_parser_for_statement,
551 c_parser_conditional_expression): Call c_parser_expression_conv.
552 (c_parser_expr_no_commas, c_parser_conditional_expression,
553 c_parser_binary_expression, c_parser_cast_expression,
554 c_parser_unary_expression): Call
555 default_function_array_conversion.
557 2005-06-15 Diego Novillo <dnovillo@redhat.com>
559 * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
560 when the result overflows.
562 2005-06-15 David Ung <davidu@mips.com>
564 * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
567 2005-06-15 Richard Sandiford <richard@codesourcery.com>
569 * doc/invoke.texi (-mips16): Fix typo.
571 2005-06-15 David Ung <davidu@mips.com>
573 * config/mips/mips.h (GENERATE_MIPS16E): New definition.
574 * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
575 Changed expand condition to exclude generating of "and" if
576 GENERATE_MIPS16E is true.
577 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
578 matching mips16e zeb/zeh.
579 (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
581 (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
583 * doc/invoke.texi (MIPS Options): Add comment to -mips16
584 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
586 2005-06-15 Diego Novillo <dnovillo@redhat.com>
589 * tree-vrp.c (vrp_int_const_binop): New.
590 (extract_range_from_binary_expr): Call it.
591 Unify handling division and multiplication.
593 2005-06-15 Aldy Hernandez <aldyh@redhat.com>
595 * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
597 * c-common.c (same_scalar_type_ignoring_signedness): New.
599 * c-typeck.c (build_binary_op): Check compatability of vector
600 types. Move error report after switch.
601 Do not clobber code[01] on *_DIV_EXPR case.
603 * testsuite/gcc.dg/simd-1.c: Update error messages.
604 * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
606 * testsuite/gcc.dg/simd-2.c: Update error messages.
607 * testsuite/gcc.dg/simd-4.c: New.
609 2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
611 * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
612 * local-alloc.c: Include "ggc.h" and "reload.h".
613 (struct equivalence): New member is_arg_equivalence.
614 (local_alloc): Always call update_equiv_regs.
615 (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
616 Detect equivalences made by stores to memory in a second pass.
617 Return early if not optimizing.
618 Initialize reg_equiv_init for all equivalences; treat equivalences for
619 REG_EQUIV notes existing before this pass specially.
620 (no_equiv): Don't clear reg_equiv_init or remove notes if the
621 is_arg_equivalence field is set.
622 * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
623 * reload1.c (reg_equiv_init): No longer static.
624 (reg_equiv_init_size): New variable.
625 (reload): Don't allocate reg_equiv_init; don't free it when done but
627 Restructure equivalence set up code not to set reg_equiv_init, but to
628 clear it when we can't use an equivalence.
629 Undo change disabling equivalences for MEM_READONLY_P memrefs.
630 Dump equivalencing insns to dump_file.
632 2005-06-14 Richard Sandiford <richard@codesourcery.com>
634 * config/mips/mips.c (machine_function): Add varargs_size field.
635 (mips_setup_incoming_varargs): Store the amount of extra stack space
636 there rather than in *pretend_size. When saving registers, always
637 expect virtual_incoming_args_rtx to point to the start of the
639 (mips_va_start): Remove alignment hack. Handle all
640 !EABI_FLOAT_VARARGS_P cases in the same way.
641 (compute_frame_size): Handle varargs_size. Remove the redundant
642 !TARGET_OLDABI condition in the handling of pretend_args_size.
643 (mips_initial_elimination_offset): Remove the now-redundant check
646 2005-06-14 Jeff Law <law@redhat.com>
648 * tree-vrp.c (local_fold): Remove.
649 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
650 DIV/MOD case slightly for readability.
652 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
655 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
656 rather than static objects (!) from libmudflap registration.
658 2005-06-14 Richard Sandiford <richard@codesourcery.com>
660 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
661 (var_ref): Take the option's flags as a second parameter. Check
663 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
665 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
668 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
669 unsigned index numbers.
671 2005-06-13 Geoffrey Keating <geoffk@apple.com>
673 * Makefile.in (install-man): Doesn't really depend on installdirs.
674 (various rules for installing manpages): Do depend on installdirs.
676 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
678 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
679 read_encoded_value_with_base call.
680 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
681 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
682 * unwind-dw2.c (extract_cie_info): Fix aliasing in
683 read_encoded_value call.
684 (execute_cfa_program, uw_frame_state_for): Likewise.
686 2005-06-13 Roger Sayle <roger@eyesopen.com>
688 PR rtl-optimization/22053
689 * reg-stack.c (compensate_edge): Correct mistake in the assertion
690 checking of EDGE_ABNORMAL_CALL edges; complex return values can
691 result in the top two stack slots, st(0) and st(1), being live.
693 2005-06-13 Jeff Law <law@redhat.com>
695 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
696 simplify DIV, MOD or ABS expressions using VRP information.
697 Remove WALK_DATA parameter. Prototype and all callers updated.
698 (eliminate_redundant_computations): Remove WALK_DATA parameter.
699 Prototype and all callers updated.
700 (optimize_stmt): WALK_DATA parameter is now unused.
702 * tree-vrp.c (local_fold): New function. Like fold, but
703 strips useless type conversions in the result.
704 (simplify_using_ranges): New function, largely cribbed from
705 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
706 (vrp_finalize): Call simplify_using_ranges.
708 2005-06-13 Mark Mitchell <mark@codesourcery.com>
710 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
711 assembler in 64-bit mode.
713 2005-06-13 David Edelsohn <edelsohn@gnu.org>
715 Revert scc_operand patch.
716 * config/rs6000/predicates.md (scc_operand): Delete.
717 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
719 2005-06-13 Jakub Jelinek <jakub@redhat.com>
721 * trans-expr.c (gfc_conv_function_call): Return int instead of
722 void. Use a local variable for has_alternate_specifier and
723 return it. Avoid modification of function type's return value
724 in place, since it may be shared.
725 * trans.h (has_alternate_specifier): Remove.
726 (gfc_conv_function_call): Change return type.
727 * trans-stmt.c (has_alternate_specifier): Remove.
728 (gfc_trans_call): Add a local has_alternate_specifier variable,
729 set it from gfc_conv_function_call return value.
731 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
734 * fold-const.c (split_address_to_core_and_offset): Always return
735 the address of the base object.
737 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
739 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
741 2005-06-12 Richard Henderson <rth@redhat.com>
744 * tree-complex.c (update_complex_components_on_edge): New.
745 (update_parameter_components): Use it.
746 (update_phi_components): Likewise.
747 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
749 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
751 PR tree-optimization/14796
752 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
755 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
757 * cgraphunit.c, tree-ssa-loop-ivopts.c,
758 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
759 config/sparc/sparc.c: Fix comment typos.
761 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
763 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
764 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
765 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
766 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
768 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
770 PR tree-optimization/14796
771 * fold-const.c (fold_binary): Transform (A >> C) << C into
773 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
775 2005-06-11 Geoffrey Keating <geoffk@apple.com>
777 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
778 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
780 (reg_or_sub_cint_operand): Likewise.
781 (mask_operand): Handle DImode.
782 (mask64_operand): Delete.
783 (and64_operand): Delete.
784 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
785 instead of mask64_operand.
786 (print_operand): Likewise.
787 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
788 reg_or_sub_cint_operand instead of *64_* variants.
789 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
790 instead of mask64_operand.
791 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
795 (add<mode>3): Use reg_or_add_cint_operand.
797 (sub<mode>3): Use reg_or_sub_cint_operand.
798 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
799 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
800 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
801 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
802 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
803 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
804 various unnamed patterns): New.
805 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
806 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
807 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
808 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
809 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
810 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
811 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
812 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
813 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
816 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
818 * rtl.h (to_rtx_code): Remove.
819 * machmode.h (to_machine_mode): Likewise.
820 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
822 (apply_mode_maps): Likewise.
823 (read_rtx_1): Likewise.
824 (apply_code_macro): Replace to to_rtx_code with explicit cast.
825 (check_code_macro): Likewise.
826 (read_rtx_1): Likewise.
828 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
830 * c-typeck.c (convert_for_assignment): Avoid checking
831 OPT_Wc___compat, as it is always true.
833 2005-06-11 David Edelsohn <edelsohn@gnu.org>
835 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
837 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
839 Fix PR tree-optimization/22005
840 Fix PR tree-optimization/22025
842 * tree-ssa-structalias.c (struct variable_info): Add has_union
844 (create_variable_info_for): Mark variables containing unions.
845 Don't sort the field stack if notokay is true.
846 (find_what_p_points_to): Convert variables containing unions back
847 to their SFT's if necessary.
849 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
851 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
852 is an INTEGER_CST before calling int_cst_value.
854 2005-06-10 Uros Bizjak <uros@kss-loka.si>
857 * config/i386/i386.c (ix86_function_value_regno_p): Return true
858 for FIRST_MMX_REG if TARGET_MMX.
859 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
861 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
862 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
864 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
866 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
867 and access function against chrec_dont_know.
869 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
871 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
873 (exit_phi_for_loop_p): New function.
874 (can_put_in_inner_loop): Ditto.
875 (can_convert_to_perfect_nest): Ditto.
876 (perfect_nestify): Create iv with right type.
877 Rewrite statements in correct order.
879 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
881 * tree-ssa-alias.c (new_type_alias): Use existing type
882 tag if VAR has just one in its may_aliases list.
884 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
886 * rs6000/predicates.md (scc_operand): New.
887 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
889 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
891 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
892 dependence-distance modulo VF is 0 are recorded in the
893 SAME_ALIGN_REFs VEC in each DR.
894 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
895 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
896 DR we want to peel for, is set to 0.
897 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
898 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
900 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
901 (_stmt_vec_info): Added new field same_align_refs.
902 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
904 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
906 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
908 2005-06-10 Alan Modra <amodra@bigpond.net.au>
910 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
911 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
912 * config/rs6000/rs6000.c (output_function_profiler): Obey
913 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
914 for -fPIC. Delete save_lr and substitute its value into strings.
916 2005-06-09 Dale Johannesen <dalej@apple.com>
918 * config/i386/i386.c (optimization_options): Make -fno-math-errno
919 the default on Darwin.
920 * config/rs6000/rs6000.c (optimization_options): Ditto.
921 * doc/invoke.texi (-fno-math-errno): Document.
923 2005-06-09 Dale Johannesen <dalej@apple.com>
925 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
926 Change to TARGET_INVALID_WITHIN_DOLOOP.
928 2005-06-09 David Edelsohn <edelsohn@gnu.org>
930 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
931 * config/rs6000/predicates.md (scc_eq_operand): New.
933 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
935 * config/sh/sh.md (mextr_rl): Set buffer size properly.
936 (*mextr_lr): Likewise.
938 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
941 * c.opt (Wc++-compat): New.
942 * doc/invoke.texi (-Wc++-compat): Document.
943 * c-typeck.c (convert_for_assignment): Check for implicit
944 conversion void* -> T*.
946 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
948 * machmode.h (to_machine_mode): New.
949 * rtl.h (to_rtx_code): Likewise.
950 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
951 (print_c_condition): Convert return value of htab_find().
952 (apply_code_macro): Add explicit cast when convertin to enums.
953 (apply_mode_maps): Likewise.
954 (check_code_macro): Likewise.
955 (read_rtx_1): Likewise.
957 2005-06-09 Richard Henderson <rth@redhat.com>
959 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
960 Use SCALAR_FLOAT_MODE_P.
961 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
962 (fselect): Rename from fpcmp; use %F.
965 2005-06-09 Jan Hubicka <jh@suse.cz>
967 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
968 local statics when doing unit-at-a-time.
969 (cgraph_varpool_assemble_pending_decls): Output debug info.
970 * dwarf2out.c (decls_for_scope): Skip local statics.
971 (dwarf2out_decl): Handle local statics.
972 * passes.c (rest_of_decl_compilation): Do not differentiate
973 local and global statics in unit-at-a-time.
974 * tree-inline.c (remap_decls): Put local static into
975 unexpanded_vars_list rather than introducing duplicated VAR_DECL
978 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
980 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
983 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
985 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
986 * tree-flow.h (find_what_p_points_to): Add prototype.
987 (push_fields_onto_fieldstack): Ditto.
988 (sort_fieldstack): Ditto.
989 * tree-optimize.c (init_tree_optimization_passes): Add
990 pass_build_pta and pass_del_pta.
991 * tree-pass.h (pass_build_pta): New structure.
992 (pass_del_pta): Ditto.
993 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
994 using new alias analyzer.
995 (push_fields_onto_fieldstack): Removed from here.
996 (bitpos_of_field): Ditto.
997 (fieldoff_compare): Ditto.
998 * tree-ssa-structalias.c: New file.
999 * tree-ssa-structalias.h: Ditto.
1001 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
1003 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
1006 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
1008 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
1009 * config/bfin/bfin.h (enum bfin_builtins): ... here.
1011 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
1013 * target.h (insn_valid_within_doloop): Rename into
1014 "invalid_within_doloop". Change return type to "const char *".
1016 * targhooks.h (default_insn_valid_within_doloop): Rename into
1017 "default_invalid_within_doloop".
1018 * targhooks.c (default_insn_valid_within_doloop): Likewise.
1020 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
1021 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
1022 "default_invalid_within_doloop".
1023 * hooks.c (hook_constcharptr_rtx_null): New function.
1024 (hook_bool_rtx_true): Remove.
1025 * hooks.h (hook_constcharptr_rtx_null): Declare.
1026 (hook_bool_rtx_true): Remove.
1027 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
1028 "invalid_within_doloop" and print error message if non-null.
1030 * doc/tm.texi: Update documentation.
1031 * config/s390/s390.c: Adjust to new hook name and new default hook.
1032 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
1033 into "rs6000_invalid_within_doloop".
1034 (rs6000_invalid_within_doloop): Change return type to "static const
1035 char *" and replace return values. Update Comment.
1037 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
1039 * config/bfin/bfin.opt (mlong-calls): New.
1040 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
1041 if TARGET_LONG_CALLS.
1043 2005-06-09 Richard Henderson <rth@redhat.com>
1046 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
1047 (struct tree_decl): Add gimple_reg_flag.
1048 * integrate.c (copy_decl_for_inlining): Copy it.
1049 * gimplify.c (internal_get_tmp_var): Set it.
1050 (gimplify_bind_expr): Likewise.
1051 (gimplify_function_tree): Likewise.
1052 (gimplify_modify_expr_complex_part): New.
1053 (gimplify_modify_expr): Use it.
1054 * tree-gimple.c (is_gimple_reg_type): Allow complex.
1055 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
1057 * tree-complex.c (complex_lattice_t): New.
1058 (complex_lattice_values, complex_variable_components): New.
1059 (some_nonzerop, find_lattice_value, is_complex_reg,
1060 init_parameter_lattice_values, init_dont_simulate_again,
1061 complex_visit_stmt, complex_visit_phi, create_components,
1062 update_complex_components, update_parameter_components,
1063 update_phi_components, update_all_vops, expand_complex_move): New.
1064 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
1066 (update_complex_assignment): Use update_complex_components;
1067 handle updates of return_expr properly.
1068 (expand_complex_addition): Use complex lattice values.
1069 (expand_complex_multiplication): Likewise.
1070 (expand_complex_division): Likewise.
1071 (expand_complex_libcall): Use update_complex_components.
1072 (expand_complex_comparison): Use update_stmt.
1073 (expand_complex_operations_1): Use expand_complex_move, retrieve
1075 (tree_lower_complex): Compute lattice values.
1076 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
1077 (pass_lower_complex_O0): Rename from pass_lower_complex.
1078 (pass_lower_complex, gate_no_optimization): New.
1079 * tree-optimize.c (init_tree_optimization_passes): Update for
1080 complex pass changes.
1081 * tree-pass.h (pass_lower_complex_O0): Declare.
1083 2005-06-08 Dale Johannesen <dalej@apple.com>
1085 * config/darwin.c (darwin_binds_local_p): New.
1086 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
1087 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
1088 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
1089 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
1091 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
1093 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
1094 rs6000_isel, rs6000_spe, rs6000_alignment_string,
1095 rs6000_sched_restricted_insns_priority_str,
1096 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
1098 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1100 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
1101 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
1102 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
1103 multiplier_allowed_in_address_p, get_address_cost): Ditto.
1105 2005-06-08 Richard Henderson <rth@redhat.com>
1107 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
1108 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
1109 Emit out3 load right after alloc.
1111 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
1113 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1114 rs6000_explicit_options.
1116 2005-06-08 Richard Henderson <rth@redhat.com>
1118 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
1119 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
1121 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
1123 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
1125 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
1128 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
1131 * config/sparc/sparc.c (sparc_fold_builtin): New function
1132 (sparc_vis_mul8x16): New function.
1133 (sparc_handle_vis_mul8x16): New function.
1134 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
1136 2005-06-08 David Edelsohn <edelsohn@gnu.org>
1138 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
1140 (call_indirect_nonlocal_aix64): Same.
1141 (call_value_indirect_nonlocal_aix32): Same.
1142 (call_value_indirect_nonlocal_aix64): Same.
1145 (eq): Use CLZ splitter for compare with zero.
1147 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
1149 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
1150 everything larger than 8 bytes in memory.
1152 * config/bfin/bfin.h (enum bfin_builtins): New.
1153 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
1155 (csync, ssync): New insn patterns.
1156 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
1158 (def_builtin): New macro.
1159 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
1161 From Jie Zhang <jie.zhang@analog.com>
1162 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
1163 behavior of the native assembler in VDSP. So change accordingly.
1165 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
1167 * tree-data-ref.c (compute_estimated_nb_iterations,
1168 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
1169 analyze_subscript_affine_affine, find_data_references_in_loop):
1170 Fixed to use chrec_contains_undetermined to test the values of
1171 loop->estimated_nb_iterations.
1172 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1173 Compute the estimation only when loop->estimated_nb_iterations
1174 has not yet been initialized.
1175 (convert_step_widening, scev_probably_wraps_p): Add a call to
1176 estimate_numbers_of_iterations_loop.
1177 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
1179 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1182 * dwarf2out.c (add_loc_descr_op_piece): Move to the
1183 DWARF2_DEBUGGING_INFO section.
1185 2005-06-08 Richard Henderson <rth@redhat.com>
1188 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
1190 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1193 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
1194 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
1195 (TARGET_ASM_OUT): Add it.
1196 * doc/tm.texi (Debugging Info): Document it.
1197 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
1198 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
1199 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
1200 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
1201 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
1202 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
1203 (gen_inlined_tls_plt): Remove unused variable MEM.
1204 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
1205 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1206 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
1207 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
1209 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
1210 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1211 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
1212 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
1214 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
1215 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1216 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
1217 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
1219 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
1220 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1221 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
1222 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
1224 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
1225 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1226 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
1227 (TARGET_GNU_TLS): Define to 1.
1228 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
1229 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
1231 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
1232 if TARGET_GNU_TLS only.
1233 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1235 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
1236 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
1238 2005-06-07 Dale Johannesen <dalej@apple.com>
1240 * config/i386/i386.md (movqi_1): Fix case where source
1241 is memory and destination EDI.
1243 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
1245 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
1247 2005-06-07 Eric Christopher <echristo@redhat.com>
1249 * system.h: Poison EXTRA_CC_MODES.
1250 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
1251 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
1252 * doc/md.texi (Jump Patterns): Replace reference to
1253 EXTRA_CC_MODES with machine-modes.def.
1254 * doc/rtl.texi (Machine Modes): Ditto.
1256 2005-06-07 Richard Henderson <rth@redhat.com>
1258 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
1259 (assemble_start_function): Fix strcmp confusion.
1261 2005-06-07 Uros Bizjak <uros@kss-loka.si>
1263 * config/i386/i386.h (enum ix86_entity): New.
1264 (enum ix86_stack_slot): New.
1265 (OPTIMIZE_MODE_SWITCHING): Redefine to use
1266 ix86_optimize_mode_switching[] array.
1267 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
1268 (MODE_NEEDED): Use ix86_mode_needed() function.
1269 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
1271 (struct machine_function): Use optimize_mode_switching[] array.
1273 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
1274 (ix86_mode_needed): New function.
1275 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
1276 correct stack positions for stored control words.
1277 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
1278 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
1280 [IX86_BUILTIN_STMXCSR]: Same.
1282 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
1283 (emit_i387_cw_initialization): Change prototype.
1284 (ix86_mode_needed): New prototype.
1286 * config/i386/i386.md (i387_cw attribute): Change order of elements.
1287 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
1288 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
1289 (*fist<mode>2_ceil_1): Change constant in call to
1290 assign_386_stack_local to SLOT_TEMP.
1291 (*fix_trunc<mode>_i387_1): Change constant in call to
1292 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1293 Use new ix86_optimize_mode_switching[] array.
1294 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
1295 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
1296 Use new ix86_optimize_mode_switching[] array.
1297 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
1298 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
1299 Use new ix86_optimize_mode_switching[] array.
1300 (frndintxf2_trunc): Change constants in call to
1301 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1302 Use new ix86_optimize_mode_switching[] array.
1303 (frndintxf2_mask_pm): Change constants in call to
1304 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
1305 Use new ix86_optimize_mode_switching[] array.
1307 (define_peephole2): Change constant from 17 to FLAGS_REG;
1309 2005-06-07 Richard Henderson <rth@redhat.com>
1312 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
1314 2005-06-07 Dale Johannesen <dalej@apple.com>
1316 * tree-nested.c (finalize_nesting_tree_1): Disable
1317 warn_padded around layout_type call.
1319 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1321 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
1324 2005-06-07 Eric Christopher <echristo@redhat.com>
1326 * config/mips/predicates.md: Revert previous patch.
1328 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1331 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
1334 2005-06-07 Diego Novillo <dnovillo@redhat.com>
1336 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
1337 (thread_stats): New local variable.
1338 (redirect_edges): Increment count of threaded edges.
1339 (thread_through_all_blocks): Initialize thread_stats.
1340 Display number of threaded jumps if TDF_STATS is enabled.
1342 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1344 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
1345 the current bit index with no modulo.
1347 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
1349 PR 18403 and meta PR 21861.
1350 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
1351 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
1352 (evolution_function_is_invariant_rec_p,
1353 evolution_function_is_invariant_p): New.
1354 (chrec_convert): Use an extra parameter AT_STMT for refining the
1355 information that is passed down to convert_step. Integrate the
1356 code that was in count_ev_in_wider_type.
1357 * tree-chrec.h (count_ev_in_wider_type): Removed.
1358 (chrec_convert): Modify its declaration.
1359 (evolution_function_is_invariant_p): Declared.
1360 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
1361 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
1362 (scev_probably_wraps_p): Declared.
1363 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
1364 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
1365 Use an extra parameter AT_STMT for refining the information that is
1366 passed down to convert_step.
1367 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
1368 analyze_scalar_evolution_1): Initialize AT_STMT with the current
1370 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
1371 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
1372 can_count_iv_in_wider_type to use convert_step.
1373 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
1374 code that is independent of the loop over the known iteration
1375 bounds to convert_step_widening, the rest is moved to
1376 proved_non_wrapping_p.
1377 (scev_probably_wraps_p): New.
1378 (can_count_iv_in_wider_type): Renamed convert_step.
1379 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
1380 Use scev_probably_wraps_p for computing init_is_max.
1381 (vrp_visit_assignment): Pass the current analyzed statement to
1382 adjust_range_with_scev.
1383 (execute_vrp): Call estimate_numbers_of_iterations for refining the
1384 information provided by scev analyzer.
1386 2005-06-07 Eric Christopher <echristo@redhat.com>
1388 * config/mips/predicates.md (sleu_operand): Use
1389 IN_RANGE to specify range of operand.
1391 2005-06-07 Steven Bosscher <stevenb@suse.de>
1393 PR tree-optimization/21847
1394 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
1395 -fnon-call-exceptions, also mark statements inherently
1396 necessary if they may throw.
1398 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
1400 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
1401 ("type"): Add "sem" to 'type' attribute.
1402 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
1403 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
1404 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
1405 "*sync_compare_and_swap_ccsi"): New patterns.
1406 * config/s390/2064.md: ("z_sem"): New insn_reservation.
1407 * config/s390/2084.md: ("x_sem"): New insn_reservation.
1408 * config/s390/s390.c: (s390_compare_emitted): New global variable.
1409 (s390_emit_compare): Do not emit comparison again after cas.
1410 * config/s390/s390.h (s390_compare_emitted): Declare.
1412 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1414 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
1415 sbitmap_iter_cond, sbitmap_iter_next): New.
1416 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
1417 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
1418 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
1419 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
1421 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1423 * tree-ssa-address.c: New file.
1424 * Makefile.in (tree-ssa-address.o): Add.
1425 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
1426 INDIRECT_REFs. Handle TARGET_MEM_REFs.
1427 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
1428 * tree-flow.h (struct mem_address): New.
1429 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
1430 (create_mem_ref, addr_for_mem_ref, get_address_description,
1431 maybe_fold_tmr, multiplier_allowed_in_address_p,
1432 multiply_by_cost): Declare.
1433 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
1434 * tree-pretty-print.c (dump_generic_node): Ditto.
1435 * tree-ssa-loop-im.c (for_each_index): Ditto.
1436 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
1437 find_interesting_uses_address): Ditto.
1438 (rewrite_address_base, build_addr_strip_iref): Removed.
1439 (struct affine_tree_combination): Moved to tree-flow.h.
1440 (get_ref_tag, copy_ref_info): New functions.
1441 (rewrite_use_address): Produce TARGET_MEM_REFs.
1442 (tree_ssa_iv_optimize): Do not call update_ssa
1443 and rewrite_into_loop_closed_ssa.
1444 (tree_to_aff_combination): Use build_fold_addr_expr instead of
1445 build_addr_strip_iref.
1446 (unshare_aff_combination): New function.
1447 (fold_affine_sum): Removed.
1448 (get_computation_at): Use get_computation_aff. Unshare the result.
1449 (get_computation_aff, multiplier_allowed_in_address_p): New function.
1450 (multiply_by_cost): Exported.
1451 (get_address_cost): Use multiplier_allowed_in_address_p.
1452 * tree-ssa-operands.c (get_tmr_operands): New function.
1453 (get_expr_operands): Handle TARGET_MEM_REFs.
1454 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
1455 (build): Handle 7 arguments.
1456 (build7_stat): New function.
1457 * tree.def (TARGET_MEM_DEF): New.
1458 * tree.h (REF_ORIGINAL): Removed.
1459 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
1460 TMR_TAG, build7): New macros.
1461 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
1462 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
1463 * doc/c-tree.texi: Document TARGET_MEM_REF.
1464 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
1466 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1469 * dwarf2out.c (add_loc_descr_op_piece): New function.
1470 (multiple_reg_loc_descriptor, concat_loc_descriptor,
1471 loc_descriptor): Use it.
1472 * var-tracking.c: Include regs.h and expr.h.
1473 (emit_note_insn_var_location): Skip over pieces where offset
1474 is smaller than previous offset plus previous piece mode size.
1475 Optimize adjacent hard registers or memory locations.
1476 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
1478 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1480 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
1482 * gimplify.c (gimplify_cond_expr): No need to fix up the
1485 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1487 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
1490 2005-06-07 Geoffrey Keating <geoffk@apple.com>
1492 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
1493 'stwux' instructions that are considered to be stack decrements.
1495 * rtlanal.c (subreg_offset_representable_p): Handle objects
1498 2005-06-06 Uros Bizjak <uros@kss-loka.si>
1500 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
1501 in call to pre_edge_lcm.
1503 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
1505 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
1506 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
1507 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
1509 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
1510 dwarf register number for SHmedia.
1511 (shmedia_fallback_frame_state): New.
1512 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
1514 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
1516 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
1518 * c-lex.c (lex_string): Use XOBFINISH.
1519 * collect2.c (extract_string, dump_file): Likewise.
1520 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
1521 * gcc.c (init_spec, build_search_list, convert_filename,
1522 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
1523 * genpreds.c (write_predicate_subfunction): Likewise.
1524 * genflags.c (main): Likewise.
1525 * read-rtl.c (mode_attr_index, apply_macro_to_string,
1526 join_c_conditions, read_quoted_string, read_braced_string,
1527 read_rtx_1): Likewise.
1528 * stringpool.c (ggc_alloc_string): Likewise.
1529 * tlink.c (obstack_fgets, recompile_files): Likewise.
1531 2005-06-06 Jakub Jelinek <jakub@redhat.com>
1533 * intl.h (G_): New macro.
1534 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
1535 instead of msgid for argument name.
1536 * tree-ssa.c (warn_uninit): Likewise.
1537 * c-parser.c (c_parser_error): Likewise.
1538 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1539 * config/darwin-c.c (BAD): Likewise.
1540 * config/c4x/c4x-c.c (BAD): Likewise.
1541 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1542 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
1543 * c-common.c (c_parse_error): Likewise.
1544 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
1545 warning0, pedwarn, error, sorry, fatal_error, internal_error):
1547 (fnotice): Use cmsgid instead of msgid for argument name.
1548 * gcov.c (fnotice): Likewise.
1549 * protoize.c (notice): Likewise.
1550 * final.c (output_operand_lossage): Likewise.
1551 * gcc.c (fatal, notice): Likewise.
1552 (error): Use gmsgid instead of msgid for argument name.
1553 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
1554 of msgid for argument name.
1555 (error): Use gmsgid instead of msgid for argument name.
1556 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
1558 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
1559 * tree-inline.c (inline_forbidden_p_1): Likewise.
1560 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
1561 conventions for marking translations.
1562 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
1564 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
1567 * fold-const.c (operand_equal_p): Don't return 1, if element
1568 chains for 2 VECTOR_CSTs are not the same length.
1571 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
1572 not all VECTOR_CST elements are given.
1574 * combine.c (try_combine): Use hard_regno_nregs array instead of
1575 HARD_REGNO_NREGS macro.
1576 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
1577 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
1578 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
1580 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
1582 * tree-ssa-reassoc.o: New.
1583 (OBJS-common): Add tree-ssa-reassoc.o
1584 * timevar.def: Add TV_TREE_REASSOC
1585 * tree-optimize.c (pass_reassoc): Add call.
1586 * tree-pass.h (pass_reassoc): Add.
1587 * tree-ssa-reassoc.c: New file.
1589 2005-06-06 Eric Christopher <echristo@redhat.com>
1592 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
1594 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1596 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
1597 HAVE_GAS_MAX_SKIP_P2ALIGN.
1598 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
1600 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1602 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
1603 getopt.h dependency.
1604 (mips-tdump.o): Likewise.
1606 2005-06-06 Jan Hubicka <jh@suse.cz>
1608 * predict.c (tree_predict_edge): Don't drop useless predictions;
1609 check that it is not called too late in the game.
1610 (gate_estimate_probability): New gate.
1611 (pass_profile): Gate.
1612 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
1613 predictions; update CFG instead.
1614 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
1616 2005-06-06 Jie Zhang <jie.zhang@analog.com>
1618 * config.gcc (bfin*-uclinux*): New.
1619 * config/bfin/uclinux.h: New file.
1621 2005-06-06 Ben Elliston <bje@au.ibm.com>
1623 * doc/md.texi (Insn Splitting): Fix some wording.
1625 2005-06-05 David Edelsohn <edelsohn@gnu.org>
1627 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
1628 (rs6000_emit_swdivdf): New function.
1629 * config/rs6000/rs6000.md (fres): New pattern.
1630 (divsf3): Add approximation through rs6000_emit_swdivsf.
1631 (fred): New pattern.
1632 (divdf3): Add approximation through rs6000_emit_swdivdf.
1633 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
1634 (rs6000_emit_swdivdf): Declare.
1635 * config/rs6000/rs6000.opt (mswdiv): New option.
1636 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
1638 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
1640 PR tree-optimization/21846
1641 * tree-cfg.c (replace_uses_by): Update information stored at loops.
1642 * tree-flow.h (substitute_in_loop_info): Declare.
1643 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
1644 Ensure that chrec_dont_know and chrec_known have a type.
1645 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
1647 2005-06-05 Steven Bosscher <stevenb@suse.de>
1649 * config/i386/i386.c (x86_use_loop): Remove.
1650 * config/i386/i386.h (x86_use_loop): Remove extern decl.
1651 (TARGET_USE_LOOP): Remove.
1652 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
1653 Also remove related define_splits.
1655 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
1657 * tree-flow.h (stmt_ann_d): Move aux to ...
1658 (tree_ann_common_d): ... here.
1659 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1660 move_computations_stmt, schedule_sm): Update references to
1662 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1663 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1664 call to set_stmt_info.
1665 (vect_transform_loop): Likewise.
1666 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
1669 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
1671 (vect_mark_relevant): Takes two additional arguments - live_p and
1672 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
1673 (vect_stmt_relevant_p): Differentiate between a live stmt and a
1674 relevant stmt. Return two values = live_p and relevant_p.
1675 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
1676 vect_stmt_relevant_p with additional arguments. Phis are no longer
1677 put into the worklist (analyzed seperately in analyze_scalar_cycles).
1678 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
1679 stmt that is marked as irrelevant and live, cause it's only used out
1680 side the loop, may need to be vectorized (e.g. reduction).
1681 (vect_analyze_operations): Examine phis. Call
1682 vectorizable_live_operation for for LIVE_P stmts. Check if
1684 (vect_analyze_scalar_cycles): Update documentation. Don't fail
1685 vectorization - just classify the scalar cycles created by the loop
1686 phis. Call vect_is_simple_reduction.
1687 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
1688 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1689 call to set_stmt_info.
1690 (vect_get_vec_def_for_operand): Code reorganized - the code that
1691 classifies the type of use was factored out to vect_is_simple_use.
1692 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
1693 additional arguments.
1694 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
1695 and computes a loop_vec_def.
1696 (vectorizable_operation, vectorizable_load, vectorizable_condition):
1698 (vectorizable_live_operation): New.
1699 (vect_transform_stmt): Handle LIVE_P stmts.
1700 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
1701 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
1702 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
1703 (vect_is_simple_use): Determine the type of the def and return it
1704 in a new function argument. Consider vect_reduction_def and
1705 vect_induction_def, but for now these are not supported.
1706 (vect_is_simple_reduction): New. Empty for now.
1707 * tree-vectorizer.h (vect_def_type): New enum type.
1708 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
1709 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
1710 (vect_is_simple_use): New arguments added to function declaration.
1711 (vect_is_simple_reduction): New function declaration.
1712 (vectorizable_live_operation): New function declaration.
1714 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
1715 (vect_can_advance_ivs_p): Likewise.
1716 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
1718 2005-06-05 Eric Christopher <echristo@redhat.com>
1720 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
1722 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
1725 * config/mmix/mmix.md ("*movdicc_real_foldable")
1726 ("*movdfcc_real_foldable", "*bCC_foldable")
1727 ("*bCC_inverted_foldable"): Specify DImode for register being
1730 2005-06-04 Roger Sayle <roger@eyesopen.com>
1732 * reg-stack.c (struct block_info_def): Correct grammar typo.
1733 (compensate_edge): Clean-up. Perform as little work as possible
1734 when src and dest stacks match. Avoid modifying block_info.
1735 Reorder and simplify assertion checks. Avoid unnecessary copying
1736 of regstack structure.
1737 (convert_regs_1): Set the done flag here...
1738 (convert_regs_2): ... instead of here.
1740 2005-06-04 Dale Johannesen <dalej@apple.com>
1742 * config/rs6000/rs6000.c (no_global_regs_above): New.
1743 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
1744 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
1745 (rs6000_conditional_register_usage): Don't put Darwin PIC
1746 register in global_regs.
1747 (rs6000_stack_info): Don't set lr_save_p just because Darwin
1749 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
1750 if not done by lr_save_p.
1751 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
1752 Use rotate instead of ashift.
1753 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
1754 (call_value_indirect_nonlocal_sysv): Ditto.
1756 2005-06-04 Jan Hubicka <jh@suse.cz>
1758 * cgraphunit.c (cgraph_reset_node): Break out from ...
1759 (cgraph_finalize_function): ... here.
1760 (cgraph_finalize_compilation_unit): Reset nodes where backend
1763 2005-06-04 Richard Henderson <rth@redhat.com>
1766 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
1767 until we've passed initial ldgp.
1769 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
1771 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
1772 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
1773 * expr.c (expand_var): Ditto.
1774 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
1775 * gimplify.c (gimplify_decl_expr): Ditto.
1776 (gimplify_expr): Ditto.
1777 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
1778 * tree.c (value_expr_for_decl): New.
1779 (print_value_expr_statistics): New.
1780 (init_ttree): Init value_expr_for_decl.
1781 (decl_value_expr_lookup): New.
1782 (decl_value_expr_insert): Ditto.
1783 (copy_node_stat): Copy DECL_VALUE_EXPR status.
1784 * tree.h (DECL_VALUE_EXPR): Use hashtable.
1785 (SET_DECL_VALUE_EXPR): New.
1786 (DECL_HAS_VALUE_EXPR_P): New.
1788 2005-06-04 Steven Bosscher <stevenb@suse.de>
1790 * lcm.c: Move all mode-switching related functions from here...
1791 * mode-switching.c: ...to this new file.
1792 * doc/passes.texi: Update accordingly.
1794 * basic-block.h (label_value_list): Remove extern decl.
1795 * cfgrtl.c (label_value_list): Remove.
1796 (can_delete_label_p): Don't look at it.
1797 * cfgcleanup.c (cleanup_cfg): Don't free it.
1799 * common.opt: Don't refer to non-existing flag_alias_check.
1801 2005-06-04 David Edelsohn <edelsohn@gnu.org>
1803 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
1805 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
1807 * function.c (prologue, epilogue, sibcall_epilogue): Change
1808 their types to VEC(int,heap)*.
1809 (free_after_compilation): Free the three vectors above.
1810 (init_function_for_compilation, record_insns, contains,
1811 prologue_epilogue_contains, sibcall_epilogue_contains,
1812 reposition_prologue_and_epilogue_notes): Use VEC instead of
1813 VARRAY. (init_function_once): Remove.
1814 * function.h: Remove the prototype for init_function_once.
1815 * toplev.c (backend_init): Don't call init_function_once.
1817 2005-06-04 Jan Hubicka <jh@suse.cz>
1819 * predict.c (tree_predict_edge): Do not predict entry edge and
1820 single succestor edge.
1822 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
1825 * c-typeck.c (push_init_level): Don't pop levels without braces if
1828 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
1830 * tree-data-ref.c (compute_self_dependence): New function.
1831 (compute_all_dependences): Use it.
1833 2005-06-03 Geoffrey Keating <geoffk@apple.com>
1835 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
1836 (c_parser_expr_list): Don't use chainon().
1838 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
1839 when -isysroot passed.
1841 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1844 * c-decl.c (start_function): Restore label_context_stack_se and
1845 label_context_stack_vm if returning with an error.
1847 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1849 * configure.ac: Check declaration for asprintf, needed by
1851 * configure: Regenerate.
1852 * config.in: Likewise.
1854 2005-06-03 Diego Novillo <dnovillo@redhat.com>
1856 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
1857 allocate info array.
1858 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
1859 range to varying in cast expressions that change
1862 2005-06-03 Eric Christopher <echristo@redhat.com>
1864 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
1867 2005-06-03 Jan Hubicka <jh@suse.cz>
1869 * basic-block.h (remove_predictions_associated_with_edge): Declare.
1870 * cfg.c (remove_edge): Use it.
1871 * predict.c (remove_predictions_associated_with_edge): New function.
1873 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
1875 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1876 Clear call_realy_used_regs[r2] when ABI_AIX.
1878 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
1881 * fold-const.c (fold_binary): Fix type mismatches in folding
1884 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1886 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
1889 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1891 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
1893 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1895 * reload1.c (reload): Revert my previous patch.
1897 2005-06-03 Nick Clifton <nickc@redhat.com>
1899 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
1902 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1904 PR tree-optimization/21849
1905 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
1907 2005-06-02 Richard Henderson <rth@redhat.com>
1909 * Makefile.in (tree-vect-generic.o): New.
1910 (OBJS-common, GTFILES, s-gtype): Add it.
1911 * tree-complex.c (build_replicated_const, vector_inner_type,
1912 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
1913 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
1914 do_negate, expand_vector_piecewise, expand_vector_parallel,
1915 expand_vector_addition, expand_vector_operation,
1916 type_for_widest_vector_mode, expand_vector_operations_1,
1917 gate_expand_vector_operations, expand_vector_operations,
1918 pass_lower_vector_ssa): Move to tree-vect-generic.c.
1919 (tree_lower_complex): Rename from tree_lower_operations.
1920 (pass_lower_complex): Rename from pass_pre_expand.
1921 * tree-vect-generic.c: New file.
1922 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
1923 (pass_lower_vector): New.
1924 * tree-optimize.c (init_tree_optimization_passes): Update to match.
1926 2005-06-02 Richard Henderson <rth@redhat.com>
1928 * modulo-sched.c (doloop_register_get): Protect against
1929 doloop_end not defined.
1931 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1933 * config/sh/sh.c (general_movsrc_operand,
1934 general_movdst_operand, arith_reg_operand, arith_reg_dest,
1935 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
1936 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1937 xor_operand, cmp_operand, logical_operand, and_operand,
1938 fpscr_operand, fpul_operand, symbol_ref_operand,
1939 commutative_float_operator, noncommutative_float_operator,
1940 unary_float_operator, binary_float_operator,
1941 binary_logical_operator, equality_comparison_operator,
1942 greater_comparison_operator, less_comparison_operator,
1943 shift_operator, logical_operator, target_reg_operand,
1944 target_operand, mextr_bit_offset, extend_reg_operand,
1945 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1946 general_extend_operand, ua_address_operand,
1947 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1948 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1949 shift_count_reg_operand, shift_count_operand,
1950 unaligned_load_operand): Move to ...
1951 * config/sh/predicates.md: ... here.
1952 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1955 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
1957 * tree.c (build_common_builtin_nodes): Fix the return type on
1960 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1962 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
1963 (find_interesting_uses_address): Use build_fold_addr_expr instead.
1964 (strip_offset_1): Likewise.
1965 (tree_to_aff_combination): Likewise.
1967 2005-06-02 DJ Delorie <dj@redhat.com>
1969 * convert.c (convert_to_pointer): Avoid recursion if no conversion
1972 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
1974 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
1975 binary operations with the correct types.
1976 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
1977 for all computation.
1979 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1981 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
1982 config/rs6000/rs6000.md: Fix comment typos. Follow splling
1984 * doc/install.texi: Fix a typo.
1986 2005-06-02 Jan Hubicka <jh@suse.cz>
1988 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
1989 inline functions are not local.
1991 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1993 * gimplify.c (gimplify_ctx): Change the type of case_labels to
1995 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
1998 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2000 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
2003 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
2005 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
2007 (s390_dump_pool): Likewise.
2008 (s390_mainpool_start, s390_mainpool_finish): Likewise.
2009 (s390_chunkify_start): Likewise.
2010 (s390_dump_execute): Remove.
2011 (s390_reorg): Handle out-of-pool execute templates.
2013 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
2015 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
2018 2005-06-02 Jan Hubicka <jh@suse.cz>
2020 * cgraph.c (cgraph_node): Maintain master clones.
2021 (cgraph_remove_node): Likewise.
2022 (availability_names): New static variable.
2023 (dump_cgraph_node): Dump availability.
2024 (dump_cgraph_varpool_node): Likewise.
2025 (cgraph_is_master_clone, cgraph_master_clone,
2026 cgraph_function_body_availability,
2027 cgraph_variable_initializer_availability): New functions.
2028 * cgraph.h (availability): New enum.
2029 (struct cgraph_node): Add master_clone.
2030 (cgraph_is_master_clone, cgraph_master_clone,
2031 cgraph_function_body_availability,
2032 cgraph_variable_initializer_availability): Declare.
2033 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
2034 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
2035 * ipa-inline.c (cgraph_decide_inlining): Do not call
2036 cgraph_remove_unreachable_nodes.
2038 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
2041 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2044 * tree-vrp.c (nonnull_arg_p): New.
2045 (get_value_range): Call it.
2047 2005-06-02 Eric Christopher <echristo@redhat.com>
2049 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
2051 (mips_rtx_cost_data): New datatype.
2052 (MEMORY_MOVE_COST): Use data from structure.
2053 (BRANCH_COST): Ditto.
2054 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
2055 * config/mips/mips.md (cpu): Rework for processor_type changes.
2056 * config/mips/mips.c (mips_cost): New variable.
2057 (DEFAULT_COSTS): Define.
2058 (mips_rtx_cost_data): New.
2059 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
2060 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
2061 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
2062 (override_options): Set cost data.
2063 (mips_register_move_cost): Formatting changes.
2064 (bdesc_arrays): Use PROCESSOR_MAX.
2065 (mips_init_builtins): Ditto.
2067 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2070 * doc/invoke.texi: Document -ftree-vrp.
2072 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
2074 PR tree-optimization/21734
2075 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
2076 phi_result when current_def is not available.
2077 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
2080 2005-06-02 David Edelsohn <edelsohn@gnu.org>
2082 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
2083 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
2085 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2087 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
2089 2005-06-02 Jan Hubicka <jh@suse.cz>
2091 * cgraph.c (dump_cgraph_node): Print new flags.
2092 (dump_cgraph_varpool_node): Likewise.
2093 (decide_variable_is_needed): Initialize externally_visible flag.
2094 * cgraph.h (cgraph_local_info): Add externally_visible flag.
2095 (cgraph_varpool_node): Likewise.
2096 (cgraph_function_flags_ready): Declare.
2097 * cgraph.c (cgraph_mark_local_functions): Rename to ...
2098 (cgraph_function_and_variable_visibility) ... this one; handle
2099 externally_visible flags.
2100 (decide_is_function_needed): Set externally_visible flag.
2101 (cgraph_finalize_function): Deal properly with early cleanups.
2102 (cgraph_optimize): Update call of
2103 cgraph_function_and_variable_visibility.
2105 2005-06-02 Steven Bosscher <stevenb@suse.de>
2106 Mostafa Hagog <mustafa@il.ibm.com>
2108 * cfgloop.h (doloop_condition_get): Make external.
2109 * loop-doloop.c (doloop_condition_get): Generalize to make it
2110 usable in modulo-sched.c.
2111 * modulo-sched.c (doloop_register_get): Use
2112 doloop_condition_get instead of duplicating it.
2114 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
2116 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
2117 the correct set of init_insns that need deletion.
2118 * local-alloc.c (update_equiv_regs): When substituting sole definition
2119 into sole use of a reg, delete it from liveness information.
2121 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
2123 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
2125 2005-06-01 Diego Novillo <dnovillo@redhat.com>
2127 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
2128 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
2129 * fold-const.c (invert_tree_comparison): Make extern.
2130 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
2131 (struct value_range_def): Limewise.
2132 (get_value_range): Remove.
2133 (dump_value_range): Remove.
2134 (dump_all_value_ranges): Remove.
2135 (debug_all_value_ranges): Remove.
2136 (vrp_evaluate_conditional): Declare.
2137 * tree-ssa-propagate.c (struct prop_stats_d): Add field
2139 (substitute_and_fold): Add argument use_ranges_p.
2141 If use_ranges_p is true, call fold_predicate_in to fold
2142 predicates using range information.
2143 Ignore ASSERT_EXPRs.
2144 Change debugging output to only show statements that have been
2146 (replace_phi_args_in): Move debugging output code from
2147 substitute and fold.
2148 (fold_predicate_in): New local function.
2149 * tree-ssa-propagate.h (enum value_range_type): Move from
2151 (struct value_range_d): Likewise.
2153 (value_range_t): Rename from value_range.
2154 * tree-vrp.c (found_in_subgraph): Rename from found.
2155 (get_opposite_operand): Remove.
2156 (struct assert_locus_d): Declare.
2157 (assert_locus_t): Declare.
2158 (need_assert_for): Declare.
2159 (asserts_for): Declare.
2160 (blocks_visited): Declare.
2161 (vr_value): Declare.
2162 (set_value_range): Add argument 'equiv'.
2163 Don't drop to VARYING ranges that cover all values in the
2165 Make deep copy of equivalence set 'equiv'.
2166 (copy_value_range): New local function.
2167 (set_value_range_to_undefined): New local function.
2168 (compare_values): Return -2 if either value has overflowed.
2169 (range_includes_zero_p): New local function.
2170 (extract_range_from_assert): Flip the predicate code if the
2171 name being asserted is on the RHS of the predicate.
2172 Avoid creating unnecessary symbolic ranges if the comparison
2173 includes another name with a known numeric range.
2174 Update the equivalnce set of the new range when asserting
2176 (extract_range_from_ssa_name): Update the equivalence set of
2177 the new range with VAR.
2178 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
2179 If -fwrapv is used, set the resulting range to VARYING if the
2180 operation overflows. Otherwise, use TYPE_MIN_VALUE and
2181 TYPE_MAX_VALUE to represent -INF and +INF.
2182 Fix handling of *_DIV_EXPR.
2183 (extract_range_from_unary_expr): Handle MINUS_EXPR and
2184 ABS_EXPR properly by switching the range around if necessary.
2185 (extract_range_from_comparison): New local function.
2186 (extract_range_from_expr): Call it.
2187 (adjust_range_with_scev): Do not adjust the range if using
2188 wrapping arithmetic (-fwrapv).
2189 (dump_value_range): Also show equivalence set.
2190 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
2191 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
2192 (infer_value_range): Change return value to bool.
2193 Add arguments 'comp_code_p' and 'val_p'.
2194 Do not attempt to infer ranges from statements that may throw.
2195 Store the comparison code in comp_code_p.
2196 Store the other operand to be used in the predicate in val_p.
2197 (dump_asserts_for): New.
2198 (debug_asserts_for): New.
2199 (dump_all_asserts): New.
2200 (debug_all_asserts): New.
2201 (register_new_assert_for): New.
2202 (register_edge_assert_for): New.
2203 (find_conditional_asserts): New.
2204 (find_assert_locations): New.
2205 (process_assert_insertions_for): New.
2206 (process_assert_insertions): New.
2207 (insert_range_assertions): Initialize found_in_subgraph,
2208 blocks_visited, need_assert_for and asserts_for.
2209 Call find_assert_locations and process_assert_insertions.
2210 (remove_range_assertions): Add more documentation.
2211 (vrp_initialize): Change return type to void.
2212 Do not try to guess if running VRP is worth it.
2213 (compare_name_with_value): New.
2214 (compare_names): New.
2215 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
2216 use_equiv_p is true, call compare_names and
2217 compare_name_with_value to compare all the ranges for every
2218 name in the equivalence set of the predicate operands.
2220 (vrp_meet): Try harder not to derive a VARYING range.
2221 If two values meet, the resulting equivalence set is the
2222 intersection of the two equivalence sets.
2223 (vrp_visit_phi_node): Call copy_value_range to get the current
2224 range information of the LHS.
2225 (vrp_finalize): Create a value vector representing all the
2226 names that ended up with exactly one value in their range.
2227 Call substitute_and_fold.
2228 (execute_vrp): Document equivalence sets in ranges.
2229 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
2230 (struct tree_ssa_name): Remove field value_range.
2231 (invert_tree_comparison): Declare.
2233 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
2235 Fix PR tree-optimization/21839
2237 * gimplify.c (zero_sized_field_decl): New function.
2238 (gimplify_init_ctor_eval): Use it.
2240 2005-06-01 Josh Conner <jconner@apple.com>
2243 * gimplify.c (gimplify_init_constructor): Don't spill initializer
2244 to read-only memory if it's sparse.
2246 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
2248 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
2249 Add documentation for REG_SETJMP
2251 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2253 * stmt.c (expand_case): Use build_int_cst.
2254 (node_has_low_bound): Likewise, and correct type mismatch.
2255 (node_has_high_bound): Likewise.
2256 * fold-const.c (fold_binary): Ensure we build trees
2257 with the correct types - undo what STRIP_NOPS possibly did.
2259 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2261 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
2262 * fold-const.c (fold_indirect_ref_1): No longer static.
2263 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
2264 folding, if possible.
2266 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
2268 * common.opt (fjump-tables): New.
2269 * doc/invoke.texi (-fno-jump-tables): Document.
2270 * stmt.c (expand_end_case_type): Do not emit jump tables unless
2273 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
2275 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
2276 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
2277 (sunlt, sunle): Enable patterns on VFP.
2279 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
2280 f_stored, f_flag, f_cvt.
2281 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
2282 Include arm1020e.md.
2283 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
2284 the ds and fmac pipelines. Re-work all load and store patterns and
2285 all conversion patterns to use new attributes. Adjust reservation
2286 descriptions accordingly.
2287 * arm1020e.md: New file.
2288 * t-arm: Add dependency.
2290 2005-06-01 Jan Hubicka <jh@suse.cz>
2292 * except.c (struct eh_region): Kill unused fields.
2293 * basic-block.h (struct basic_block_def): Likewise.
2295 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
2297 PR rtl-optimization/21767
2298 * rtl.h (function_invariant_p): Re-add declaration.
2299 * reload1.c (function_invariant_p): No longer static.
2300 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
2301 might have become invalid.
2303 2005-06-01 Jakub Jelinek <jakub@redhat.com>
2307 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
2308 on variable sizes types if a decl is a pointer to a VLA.
2309 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
2310 Call gimplify_type_sizes on aggregate fields. Prevent infinite
2313 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
2315 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
2316 _mm_set_ps, _mm_setr_ps): Add __extension__.
2317 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
2318 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
2319 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
2321 (_mm_clflush): Don't use return in void function.
2323 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
2324 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
2325 Use __inline instead of inline.
2327 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2329 * fold-const.c (fold_binary): Fix types in strlen vs.
2330 zero comparison folding.
2332 2005-06-01 Richard Henderson <rth@redhat.com>
2334 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
2335 * config.in, configure: Rebuild.
2336 * config/alpha/alpha.c (print_operand): Add 'j'.
2337 * alpha.md (divmodsi_internal_er_1): Use it.
2338 (divmoddi_internal_er_1): Likewise.
2340 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2342 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
2343 * opts.h (print_filtered_help): Delete.
2344 * opts.c (handle_option, decode_options): Remove calls to
2346 (print_target_help): New function.
2347 (common_option, print_help): Call print_target_help instead of
2348 display_target_options.
2349 (print_filtered_help): Make static.
2350 * toplev.h (display_target_options, set_target_switch): Delete.
2351 * toplev.c (target_switches, target_options, display_target_options)
2352 (set_target_switch): Delete.
2353 (print_switch_values): Remove handling of TARGET_SWITCHES and
2355 (default_get_pch_validity): Likewise. Only treat target_flags
2356 specially if targetm.check_pch_target_flags is nonnull.
2357 (pch_option_mismatch): New function.
2358 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
2359 and TARGET_OPTIONS. Only treat target_flags specially if
2360 targetm.check_pch_target_flags is nonnull.
2361 * config/ia64/ia64.c (ia64_override_options): Don't mention
2362 TARGET_OPTIONS in comment.
2363 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
2364 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
2365 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
2366 interaction with TARGET_SWITCHES.
2367 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2369 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2371 * config/sh/sh.c (multcosts): Check sh_multcost rather than
2373 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
2374 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
2375 (cut2_workaround_str): Delete.
2376 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
2377 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
2378 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
2379 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
2380 (mgettrcost=, multcost=): New options.
2382 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2384 * opts.h (cl_option_state): New structure.
2385 (get_option_state): Declare.
2386 * opts.c (get_option_state): New function.
2387 * toplev.c (option_affects_pch_p): New function.
2388 (default_get_pch_validity): Store the state of all options for which
2389 option_affects_pch_p returns true.
2390 (default_pch_valid_p): Check the state of those options here.
2391 Only check target_flags separately if targetm.check_pch_target_Flags
2392 is nonnull or if TARGET_SWITCHES is defined.
2394 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2396 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
2399 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2401 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
2403 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2405 * gcse.c (compute_transp, load_killed_in_block): Use
2408 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
2411 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
2413 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2415 * errors.h (warning, error, fatal, internal_error): Add printf
2417 * genmodes.c (make_vector_mode): Fix format arguments.
2419 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2421 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
2422 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
2423 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
2424 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
2425 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
2426 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
2427 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
2428 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2429 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
2430 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
2431 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
2432 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
2433 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
2434 errors.h and include toplev.h if necessary.
2436 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
2437 errors.h otherwise include toplev.h.
2439 * Makefile.in: Update dependencies.
2441 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
2443 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
2445 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
2447 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
2448 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
2449 be complemented for big-endian. Mask for AND must be rotated,
2450 not shifted. Handle short operands with NOT on the memory
2453 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
2455 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
2456 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
2457 * dwarf2out.c (dwarf2out_var_location): Ditto.
2458 * toplev.c (default_tree_printer): Ditto.
2459 * tree-outof-ssa.c (create_temp): Ditto.
2460 * tree-sra.c (instantiate_element): Ditto.
2461 * var-tracking.c (track_expr_p): Ditto.
2462 * tree.c (struct tree_map): New structure.
2463 (debug_expr_for_decl): New.
2464 (tree_map_eq): New function.
2465 (tree_map_hash): Ditto.
2466 (tree_map_marked_p): Ditto.
2467 (print_debug_expr_statistics): Ditto.
2468 (decl_debug_expr_lookup): Ditto.
2469 (decl_debug_expr_insert): Ditto.
2470 (dump_tree_statistics): Dump debug_expr hashtable stats.
2471 * tree.h (DECL_DEBUG_EXPR): Change
2472 (SET_DECL_DEBUG_EXPR): Add.
2474 2005-06-01 Alan Modra <amodra@bigpond.net.au>
2476 * configure.ac: Add --enable-secureplt.
2477 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
2478 * config.in: Regenerate.
2479 * configure: Regenerate.
2480 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
2481 rs6000/secureplt.h to tm_file when enable_secureplt.
2482 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
2483 * doc/install.texi: Document --enable-targets and --enable-secureplt.
2484 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
2485 * config/rs6000/secureplt.h: New file.
2486 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
2487 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
2489 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
2490 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
2491 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
2492 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
2493 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
2494 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
2495 TARGET_SECURE_PLT got register load sequence.
2496 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
2498 (rs6000_elf_declare_function_name): Don't emit toc address offset
2499 word when TARGET_SECURE_PLT.
2500 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
2501 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
2502 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
2503 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
2505 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
2506 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
2508 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
2509 (__trampoline_setup): Likewise. Init r30 before plt call.
2511 2005-05-31 DJ Delorie <dj@redhat.com>
2513 * expr.c (convert_move): When a partial_int requires multiple
2514 conversion steps, make sure successive steps convert the
2515 intermediate value, not the original value.
2517 * expmed.c (expand_mult): Convert partial_int multiplies to
2518 shift/add combinations too.
2520 * genmodes.c (mode_data): Add wider_2x.
2521 (calc_wider_mode): Calculate twice-wider mode too.
2522 (emit_mode_wider): Emit twice-wider mode too.
2523 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
2524 * expr.c (expand_expr_real_1): Use it for expanding
2527 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2529 PR tree-optimization/21817
2530 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
2532 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
2534 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
2537 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2541 * fold-const.c (fold_checksum_tree): Copy types also if
2542 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
2543 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
2545 Tail recurse TREE_LIST's TREE_CHAIN.
2547 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2550 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
2551 SSA_NAME twice and cause the loop to become finite. Remove the test
2554 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2556 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
2559 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
2561 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
2562 the documentation to make it more future-proof.
2563 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
2564 * target.h (gcc_target): Add check_pch_target_flags.
2565 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
2566 (TARGET_INITIALIZER): Include it.
2567 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
2568 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
2569 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
2570 (sh_check_pch_target_flags): New function.
2571 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
2573 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
2575 * fold-const.c (extract_array_ref): Handle more cases,
2576 do some useful canonicalization of the base.
2577 (fold_binary): Explicitly deal with arrays of zero-sized
2578 structures during folding of &a[i] == &a[j].
2580 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
2582 * doc/install.texi (sparc-sun-solaris2*): Update note
2583 about Sun bug 4910101.
2584 (sparc-sun-solaris2.7): Document bootstrap
2585 failure with Sun WorkShop 6 99/08/18 as.
2587 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
2589 * loop.c (loop_invariant_p, valid_initial_value_p): Use
2590 regs_invalidated_by_call instead of call_used_regs.
2592 2005-05-30 Paolo Carlini <pcarlini@suse.de>
2595 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
2597 * doc/extend.texi: Add clog, clogf, clogl.
2599 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
2602 * c-pragma.c: Include "vec.h".
2603 (handle_pragma_visibility): Use VEC.
2605 * doc/invoke.texi: Remove the nested visibility push limit.
2607 2005-05-30 Roger Sayle <roger@eyesopen.com>
2609 PR rtl-optimization/15422
2610 * reg-stack.c (starting_stack_p): New static global.
2611 (straighten_stack): Delete prototype. Change to update the stack
2612 before the current insn.
2613 (subst_stack_regs): Update call to straighten stack.
2614 (emit_swap_insn): Delete prototype. For the first insn in a
2615 basic block, update stack_in instead of emitting a real swap.
2616 (change_stack): When changing the stack before the first insn
2617 in a basic block, update stack_in instead of emitting real code.
2618 (compensate_edges): Clear starting_stack_p during compensation.
2619 (convert_regs_1): Keep track of starting_stack_p whilst processing
2622 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2624 * tree-ssa-ccp.c (const_val): Make it static.
2626 2005-05-29 Geoffrey Keating <geoffk@apple.com>
2629 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
2630 pattern involving `:P'.
2632 * Makefile.in (install-cpp): Depend on installdirs.
2634 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2636 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
2638 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2639 elim_graph_add_edge, elim_graph_remove_succ_edge,
2640 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
2643 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2645 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
2646 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
2647 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
2648 follow spelling conventions in error/dump messages.
2650 2005-05-29 Roger Sayle <roger@eyesopen.com>
2651 Richard Henderson <rth@redhat.com>
2653 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
2654 if the RHS isn't suitable for calling emit_move_insn.
2656 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2658 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
2659 fold_unary and fold_binary.
2661 2005-05-29 Roger Sayle <roger@eyesopen.com>
2663 * reg-stack.c (propagate_stack): Always copy the source stack to
2664 the destination. This routine is now only called when this is safe.
2665 (better_edge): New function split out from convert_regs_1 to
2666 determine which of two edges is better to propagate across.
2667 (convert_regs_1): We need only search for a best edge if the
2668 stack layout hasn't been defined yet. Use better_edge to help
2669 find beste. No longer traverse unnecessary edges.
2671 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
2673 * tree-ssa-alias.c (new_type_alias): New procedure to
2674 create a type memory tag for a pointer with a may-alias
2675 set determined from a variable declaration.
2676 * tree-flow.h: export declaration of new_type_alias
2677 * tree-optimize.c (init_tree_optimization_passes): document
2678 that pass_may_alias cannot be called after pass_vectorize.
2679 * tree-vect-transform (vect_create_data_ref_ptr): Call
2680 new_type_alias when an type memory tag isn't available
2682 (vectorizable_store): Use copy_virtual_operands to update
2683 virtual defs in place (so that loop_version can be called).
2684 Call mark_for_renaming for the virtual defs in case peeling
2685 is done and virtual uses outside the loop need to be updated.
2687 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
2689 PR tree-optimization/21639
2690 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
2692 2005-05-29 Jan Hubicka <jh@suse.cz>
2694 PR tree-optimization/21562
2695 * cfgexpand.c (construct_init_block): Deal properly with the case
2696 of entry edge not pointing to very first basic block.
2698 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2700 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
2701 non-gimple min invariant.
2703 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
2704 * tree-flow.h: Add prototypes for start_recording_case_labels
2705 and end_recording_case_labels.
2706 * tree-cfg.c (start_recording_case_labels,
2707 end_recording_case_labels): Export.
2708 (cleanup_tree_cfg_loop, modified_noreturn_calls,
2709 cleanup_control_flow, cleanup_control_expr_graph,
2710 remove_fallthru_edge, phi_alternatives_equal,
2711 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
2712 remove_forwarder_block, cleanup_forwarder_blocks,
2713 remove_forwarder_block_with_phi, merge_phi_nodes,
2714 gate_merge_phi, pass_merge_phi): Move to ...
2715 * tree-cfgcleanup.c: ... here.
2717 * basic-block.h: Remove forward declaration of bb_ann_d.
2719 2005-05-28 Jan Hubicka <jh@suse.cz>
2721 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
2723 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
2725 (tree_mod_subtract): Fix profile updating code.
2726 (tree_divmod_values_to_profile): Do not produce useless value profilers
2729 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2731 * tree-ssa-dom.c (vrp_element_p): Define.
2732 (vrp_hash_elt): Change the type of records to
2733 VEC(vrp_element_p,heap).
2735 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
2736 Update uses of VRP records.
2737 (simplify_cond_and_lookup_avail_expr, record_range): Update
2738 uses of VRP records.
2740 * tree-inline.c (cfun_stack): Change the type to
2741 VEC(function_p,heap).
2742 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
2744 2005-05-27 Ian Lance Taylor <ian@airs.com>
2746 * c-decl.c (add_stmt): Add C frontend specific version.
2747 (stmts_are_full_exprs_p): Remove.
2748 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
2749 (stmts_are_full_exprs_p): Don't declare.
2750 * c-semantics.c (add_stmt): Remove.
2752 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2754 * config/mips/mips-protos.h (mips_declare_object): Add printf
2756 * config/mips/mips.c (mips_declare_object_name): Fix format
2759 2005-05-27 Roger Sayle <roger@eyesopen.com>
2761 * reg-stack.c (compensate_edge): Remove original prototype.
2762 (propagate_stack): New function to copy the stack layout
2763 at the start of a basic block from the layout at the end of
2764 one of its predecessors.
2765 (compensate_edge): Assume that both source and destination
2766 blocks have already had their stack layouts defined.
2767 (compensate_edges): Traverse all non-entry edges in the CFG
2768 and call compensate_edge on each in turn.
2769 (convert_regs_1): Change return type to void. Call
2770 propagate_stack instead of compensate_edge.
2771 (convert_regs_2): Change return type to void. Update call
2772 to convert_regs_1 to ignore the (now void) return value.
2773 (convert_regs): Update calls to convert_regs_2 to ignore
2774 the (now void) return value. After all the basic blocks have
2775 been processed, call compensate_edges to actually emit new
2777 (reg_to_stack): Initialize the aux info for each basic block
2778 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
2780 2005-05-28 Jan Hubicka <jh@suse.cz>
2782 * except.c (can_throw_internal_1, can_throw_external_1): Add
2784 (can_throw_external, can_throw_internal): Bring into sync wrt
2786 * except.h (can_throw_internal_1, can_throw_external_1): Update
2788 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2789 Deal properly with resx.
2791 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2793 * basic-block.h (basic_block_def): Add phi_nodes and
2794 predictions. Remove tree_annotations.
2795 * predict.c (tree_predicted_by_p, tree_predict_edge,
2796 combine_predictions_for_bb): Adjust references to predictions.
2797 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
2798 create_block_annotation.
2799 (create_block_annotation, free_blocks_annotatios,
2800 clear_blocks_annotations): Remove.
2801 (dump_cfg_stats): Don't print out the memory spent on
2803 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
2804 * tree-flow-inline.h (bb_ann): Remove.
2805 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
2806 * tree-flow.h (bb_ann_d): Remove.
2807 * tree-if-conv.c (process_phi_nodes): Update a reference to
2809 * tree-phinodes.c (reserve_phi_args_for_new_edge,
2810 create_phi_node, remove_phi_node): Likewise.
2811 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
2812 * tree-ssa-dom.c (threaded_blocks): New.
2813 (tree_ssa_dominator_optimize): Initialize, clear, and free
2814 threaded_blocks. Update a call to thread_through_all_blocks.
2815 (thread_across_edge): Use threaded_blocks instead of setting
2816 incoming_edge_threaded.
2817 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
2818 a bitmap of blocks that are threaded through.
2819 * tree.h: Move the prototype of threaded_through_blocks to
2822 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
2823 fini_walk_dominator_tree): Use VEC instead of VARRAY.
2824 * domwalk.h (dom_walk_data): Change the type of
2825 block_data_stack and free_block_data to VEC(void_p,heap)*.
2826 * tree-ssa-dse.c (dse_initialize_block_local_data,
2827 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
2828 VEC instead of VARRAY.
2830 2005-05-27 Jan Hubicka <jh@suse.cz>
2832 * cgraph.c: Include tree-gimple.h
2833 (cgraph_edge): Rename expr to stmt.
2834 (cgraph_create_edge): Likewise.
2835 (cgraph_clone_node): Likewise.
2836 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
2837 * cgraphunit.c (record_call_1): Rename to ...
2838 (record_reference): ... this one; do not build edges.
2839 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
2840 (current_basic_block): Kill.
2841 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
2842 (verify_cgraph_node): Likewise.
2843 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
2844 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
2845 (copy_edges_for_bb): Simplify EH handling.
2846 (expand_call_inline): Pass statement to cgraph_edge and
2849 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
2851 * tree-inline.c (copy_body_r): Manually fold *& to deal
2852 with ADDR_EXPRs with mismatched types for now.
2854 * gimplify.c (fold_indirect_ref_rhs): New function.
2855 (gimplify_modify_expr_rhs): Use it instead of pessimistic
2858 * fold-const.c (fold_indirect_ref_1): Add type argument;
2859 make sure the resulting expression is of this type.
2860 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
2862 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2864 PR tree-optimization/21658
2865 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
2866 fold_binary_to_constant. Likewise, call fold_unary instead of
2867 fold_unary_to_constant.
2869 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
2871 * vec.h: Implement integral type vector specialization.
2872 (VEC_T): Define a non-GTY structure.
2873 (VEC_T_GTY): Define a GTY structure.
2874 (VEC_TA): Rename to ...
2875 (VEC_TA_GTY): ... here.
2876 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
2877 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
2878 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
2879 DEF_VEC_P and DEF_VEC_ALLOC_P.
2880 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
2881 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
2882 DEF_VEC_O and DEF_VEC_ALLOC_O.
2883 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
2884 * lambda-code.c: Likewise.
2885 * tree-into-ssa.c: Likewise.
2886 * tree-ssa-live.c: Likewise.
2888 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2890 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
2892 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2893 update_stmt_if_modified before calling update_ssa.
2895 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
2897 * config/rs6000/t-rtems: Remove roe multilib variant.
2899 2005-05-26 Roger Sayle <roger@eyesopen.com>
2901 PR tree-optimization/9814
2902 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
2903 instruction, add the necessary clobbers by re-expanding the RTL
2904 for arithmetic operations via optab.c's expand_unop/expand_binop.
2905 (noce_try_bitop): New function to optimize bit manipulation idioms
2906 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
2907 (noce_process_if_block): Call noce_try_bitop.
2909 2005-05-26 Roger Sayle <roger@eyesopen.com>
2911 * reg-stack.c (convert_regs_entry, convert_regs_exit,
2912 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
2913 (reg_to_stack): Move to end of the file. Initialize the per
2914 basic block information here, instead of...
2915 (convert_regs_entry): Here.
2916 (convert_regs): Change unused return type to void.
2918 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2920 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
2921 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
2922 config/rs6000/eabispe.h, config/rs6000/lynx.h,
2923 config/sh/elf.h, config/sh/symbian-pre.h,
2924 config/sparc/sparc-protos.h: Update copyright.
2926 2005-05-26 Mike Stump <mrs@apple.com>
2928 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
2931 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
2933 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2934 See through ADDR_EXPR in finding place to propagate into.
2936 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
2938 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2939 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2940 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2941 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2942 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2943 tree-ssa-operands.c, tree-vect-analyze.c,
2944 tree-vect-transform.c, tree-vectorizer.c, tree.c,
2945 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2946 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2947 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2948 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2949 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2950 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2951 config/sh/ushmedia.h, config/sparc/sparc.c,
2952 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2953 typos. Follow spelling conventions.
2954 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2955 Follow spelling conventions.
2957 2005-05-26 David Ung <davidu@mips.com>
2959 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
2960 that determines whether the MIPS32/64 R2 ext/ins should be used.
2961 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
2962 * config/mips/mips.md (extzv): Changed predicate for operand to
2963 nonimmediate_operand. Add code to generate insn patterns for
2964 extzvsi and extzvdi.
2965 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
2966 (insv): Similarly for insertion.
2967 (insv<mode>): Similarly.
2969 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2971 * simplify-rtx.c (avoid_constant_pool_reference): Support
2972 offsetted addresses in the constant pool.
2974 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2976 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2977 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
2979 2005-05-26 Jakub Jelinek <jakub@redhat.com>
2982 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
2983 found in the basic block and last insn in the basic block is not
2984 INSN_P. Remove explicit unspec numbers that are no longer valid
2987 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
2989 * tree-vect-transform.c (vectorizable_operation): Try word_mode
2990 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
2991 if a vector mode is available.
2993 2005-05-25 Roger Sayle <roger@eyesopen.com>
2996 * fold-const.c (const_binop): Check for division by zero during
2999 2005-05-26 Ian Lance Taylor <ian@airs.com>
3001 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
3002 having a declaration after a statement.
3004 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
3006 * opt-functions.awk (var_type): New function.
3007 (var_set): Use CLVC_STRING if var_type returns "const char *".
3008 * opth-gen.awk: Use var_type to find out the types of variables.
3009 Don't print comments above each "extern" definition.
3010 * optc-gen.awk: Use var_type in the same way.
3011 * opts.h (cl_var_cond): Rename to...
3012 (cl_var_type): ...this. Add CLVC_STRING.
3013 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
3015 * opts.c (handle_option, option_enabled): Update after above name
3016 change. Cast flag_var before using it. Handle CLVC_STRING.
3018 * config/alpha/alpha.h (alpha_tls_size): Delete.
3019 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
3020 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
3021 (alpha_fptm_string, alpha_mlat_string): Delete.
3022 (alpha_handle_option): Don't set the above variables here. Use the
3023 integer argument to check the validity of -mtls-size=.
3024 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
3025 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
3026 (mtls-size=): Likewise. Convert to a UInteger and initialize the
3029 * config/arc/arc.c (arc_cpu_string, arc_text_string)
3030 (arc_data_string, arc_rodata_string): Delete.
3031 (arc_handle_option): Don't set the above variables here.
3032 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
3033 and initialize them.
3035 * config/arm/arm.c (target_fpu_name, target_fpe_name)
3036 (target_float_abi_name, target_abi_name, structure_size_string)
3037 (arm_pic_register_string): Delete.
3038 (arm_handle_option): Don't set the above variables here, except
3039 in the handling of -mhard-float and -msoft-float.
3040 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
3041 (mpic-register=, mstructure-size-boundary=): Add Var()s.
3043 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
3044 (avr_handle_option): Delete.
3045 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
3048 * config/bfin/bfin.c (bfin_library_id): Delete.
3049 (bfin_handle_option): Don't set it.
3050 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
3052 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
3053 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
3054 (c4x_handle_option): Don't set c4x_rpts_cycles here.
3055 * config/c4x/c4x.opt (mrpts=): Add Var().
3057 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
3058 cris_elinux_stacksize_str here.
3059 * config/cris/aout.opt (melinux-stacksize=): Add Var().
3060 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
3061 (cris_tune_str, cris_elinux_stacksize_str): Delete.
3062 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
3063 (cris_tune_str, cris_elinux_stacksize_str): Delete.
3064 (cris_handle_option): Don't set the above variables here.
3065 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
3066 (max-stackframe=): Add Var()s.
3068 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
3069 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
3070 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
3071 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
3072 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
3073 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
3074 (ix86_handle_option): Don't set the above variables here.
3075 * config/i386/i386.opt (malign-functions=, malign-jumps=)
3076 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
3077 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
3080 * config/ia64/ia64.h (ia64_tls_size): Delete.
3081 * config/ia64/ia64.c (ia64_tls_size): Delete.
3082 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
3083 reading the integer argument from the "value" parameter. Don't
3084 set ia64_tls_size here.
3085 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
3086 Add Var() and Init().
3088 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
3089 (m32r_cache_flush_trap): Delete.
3090 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
3091 (m32r_cache_flush_trap): Delete.
3092 (m32r_handle_option): Don't set the above variables when handling
3093 -mflush-func= and -mflush-trap=.
3094 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
3097 * config/mips/mips.h (mips_cache_flush_func): Delete.
3098 * config/mips/mips.c (mips_arch_string, mips_tune_string)
3099 (mips_cache_flush_func): Delete.
3100 (mips_handle_option): Don't set the above variables when handling
3101 -march=, -mtune= and -mflush-func=.
3102 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
3104 * config/s390/s390.c (s390_arch_string): Delete.
3105 (s390_handle_option): Don't set it here.
3106 * config/s390/s390.opt (march=): Add Var().
3108 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
3109 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
3110 (sparc_handle_option): Don't set it here.
3111 * config/sparc/sparc.opt (mcmodel=): Add Var().
3113 2005-05-25 Roger Sayle <roger@eyesopen.com>
3115 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
3116 call to convert_to_integer by building the NOP_EXPR directly.
3118 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
3120 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
3122 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3123 Jeff Law <law@redhat.com>
3125 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
3126 constant and side_effects of the ADDR_EXPR are consistent.
3128 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
3129 appropriately around calls to recompute_tree_invarant_for_addr_expr.
3131 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
3133 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
3134 (s390_function_arg, s390_gimplify_va_arg): Use them.
3135 (s390_register_info): Save only required subset of argument
3136 registers into save area for va_list.
3137 (s390_va_start): Initialize only required elements of va_list struct.
3138 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
3140 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
3142 * reload1.c (verify_initial_elim_offsets): Return boolean status
3143 instead of aborting.
3144 (reload): Adapt verify_initial_elim_offsets call site. Restart
3145 main loop if some initial elimination offsets changed.
3147 2005-05-25 Adam Nemet <anemet@lnxw.com>
3149 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
3150 of -mno-svr4-struct-return.
3152 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3154 Fix PR tree-optimization/21705
3156 * tree-ssa-pre.c (in_fre): New static variable.
3157 (create_value_expr_from): Recursively value number reference ops
3159 (can_value_number_call): Temporary restrict only exists for
3162 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
3164 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
3165 sizeof (bitmap *) with sizeof (bitmap).
3167 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3169 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
3172 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
3174 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
3177 2005-05-25 Jan Hubicka <jh@suse.cz>
3179 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
3180 * cgraph.c (cgraph_create_node): Reset estimated_growth.
3181 * cgraph.h (cgraph_global_info): Add estimated_growth.
3182 * ipa-inline.c: Include coverage.h
3183 (max_insns, max_count): New static variables.
3184 (cgraph_estimate_size_after_inlining): Cache the result.
3185 (cgraph_estimate_growth):
3186 * passes.c (rest_of_clean_state): Kill coverage_end_function.
3187 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
3188 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
3190 (ipa_passes): Initialize bitmaps.
3192 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
3194 * loop-doloop.c: Include "target.h".
3195 (doloop_valid_p): Move tests to function in targhooks.c.
3196 * target.h (struct gcc_target): New target hook
3197 "insn_valid_within_doloop".
3198 * target-def.h: Define default value for "insn_valid_within_doloop".
3199 (TARGET_INITIALIZER): Insert new target hook into initializer.
3200 * targhooks.c (default_insn_valid_within_doloop): New function.
3201 * targhooks.h (default_insn_valid_within_doloop): Declare.
3202 * hooks.c (hook_bool_rtx_true): New function.
3203 * hooks.h (hook_bool_rtx_true): Declare.
3204 * doc/tm.texi: Add documentation for new target hook.
3206 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3209 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
3210 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
3211 (sparc_tls_referenced_p): New prototype.
3212 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
3213 (sparc_expand_move): Look for TLS addresses with constant offsets.
3214 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
3215 tls_symbolic_operand.
3216 (legitimate_pic_operand_p): Likewise.
3217 (legitimate_address_p): Likewise.
3218 (legitimize_address): Likewise.
3219 (sparc_tls_symbol_ref_1): New function.
3220 (sparc_tls_referenced_p): New function.
3221 * config/sparc/predicates.md (tgd_symbolic_operand): Use
3222 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
3223 (tld_symbolic_operand): Likewise.
3224 (tie_symbolic_operand): Likewise.
3225 (tle_symbolic_operand): Likewise.
3227 2005-05-24 DJ Delorie <dj@redhat.com>
3229 * common.opt (-Wattributes): New. Default true.
3230 * doc/invoke.texi (-Wno-attributes): Document.
3232 * attribs.c (decl_attributes): Move warning control from if() to
3234 * c-common.c (handle_packed_attribute): Likewise.
3235 (handle_nocommon_attribute): Likewise.
3236 (handle_common_attribute): Likewise.
3237 (handle_noreturn_attribute): Likewise.
3238 (handle_noinline_attribute): Likewise.
3239 (handle_always_inline_attribute): Likewise.
3240 (handle_used_attribute): Likewise.
3241 (handle_unused_attribute): Likewise.
3242 (handle_const_attribute): Likewise.
3243 (handle_transparent_union_attribute): Likewise.
3244 (handle_constructor_attribute): Likewise.
3245 (handle_destructor_attribute): Likewise.
3246 (handle_mode_attribute): Likewise.
3247 (handle_alias_attribute): Likewise.
3248 (handle_visibility_attribute): Likewise.
3249 (handle_tls_model_attribute): Likewise.
3250 (handle_malloc_attribute): Likewise.
3251 (handle_returns_twice_attribute): Likewise.
3252 (handle_pure_attribute): Likewise.
3253 (handle_deprecated_attribute): Likewise.
3254 (handle_vector_size_attribute): Likewise.
3255 (handle_nothrow_attribute): Likewise.
3256 (handle_cleanup_attribute): Likewise.
3257 (handle_warn_unused_result_attribute): Likewise.
3258 (handle_sentinel_attribute): Likewise.
3259 * c-decl.c (diagnose_mismatched_decls): Likewise.
3260 (start_decl): Likewise.
3261 (grokdeclarator): Likewise.
3262 (start_function): Likewise.
3263 * c-format.c (check_function_format): Likewise.
3264 * stor-layout.c (place_field): Likewise.
3265 (finalize_record_size): Likewise.
3266 * tree.c (handle_dll_attribute)): Likewise.
3267 * varasm.c (default_assemble_visibility): Likewise.
3268 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
3269 (darwin_assemble_visibility): Likewise.
3270 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
3271 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
3272 (arm_handle_isr_attribute): Likewise.
3273 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
3274 (avr_handle_fndecl_attribute): Likewise.
3275 * config/bfin/bfin.c (handle_int_attribute): Likewise.
3276 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
3277 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
3278 (h8300_handle_eightbit_data_attribute): Likewise.
3279 (h8300_handle_tiny_data_attribute): Likewise.
3280 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
3281 (ix86_handle_regparm_attribute): Likewise.
3282 (ix86_handle_struct_attribute): Likewise.
3283 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
3284 (i386_pe_encode_section_info): Likewise.
3285 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3286 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
3287 (ip2k_handle_fndecl_attribute): Likewise.
3288 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
3289 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
3290 (m68hc11_handle_fntype_attribute): Likewise.
3291 (m68hc11_encode_section_info): Likewise.
3292 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3293 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3294 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
3295 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
3296 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
3297 (sh_handle_sp_switch_attribute): Likewise.
3298 (sh_handle_trap_exit_attribute): Likewise.
3299 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
3300 (sh_symbian_handle_dll_attribute): Likewise.
3301 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
3302 (xstormy16_handle_below100_attribute): Likewise.
3303 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3305 * c-common.c (unsigned_conversion_warning): Move warning control
3306 from if() to warning(OPT_*).
3307 (c_common_truthvalue_conversion): Likewise.
3308 (c_do_switch_warnings): Likewise.
3309 * c-decl.c (diagnose_mismatched_decls): Likewise.
3310 (diagnose_mismatched_decls): Likewise.
3311 (define_label): Likewise.
3312 (grokdeclarator): Likewise.
3313 * c-format.c (check_format_info): Likewise.
3314 * c-lex.c (interpret_integer): Likwise.
3315 (lex_string): Likewise.
3316 * c-opts.c (c_common_post_options): Likewise.
3317 * c-parser.c (c_parser_unary_expression): Likewise.
3318 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
3319 (handle_pragma_extern_prefix): Likewise.
3320 * c-typeck.c (build_binary_op): Likewise.
3321 * gcse.c (is_too_expensive): Likewise.
3322 * opts.c (decode_options): Likewise.
3323 * stor-layout.c (place_field): Likewise.
3324 * tree-cfg.c (remove_bb): Likewise.
3326 * c.opt (-Wreturn-type): Add Var(warn_return_type).
3327 * flags.h (warn_return_type): Remove.
3328 * toplev.c (warn_return_type): Likewise.
3330 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3332 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
3333 existence of long long and __int64 before determining their size.
3334 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
3335 * configure, config.h.in: Regenerate.
3337 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3339 * configure: Regenerate.
3341 2005-05-24 Ziemowit Laski <zlaski@apple.com>
3343 * c-common.h (objc_comptypes): Remove prototype.
3344 (objc_compare_types): New prototype.
3345 (objc_volatilized_decl): Likewise.
3346 (objc_type_quals_match): Likewise.
3347 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
3348 objc_volatilize_decl().
3349 * c-typeck.c (comp_target_types): Remove third parameter; do
3350 not call objc_comptypes().
3351 (comptypes): Remove calls to objc_comptypes().
3352 (build_function_call): Extend compatible prototype check to ObjC.
3353 (build_conditional_expr): Adjust call to comp_target_types().
3354 (convert_for_assignment): Call objc_compare_types() instead of
3355 objc_comptypes(); adjust calls to comp_target_types(); call
3356 objc_type_quals_match() before issuing qualifier mismatch
3358 (build_binary_op): Call objc_compare_types() before issuing
3359 pointer mismatch warnings; adjust calls to
3360 comp_target_types().
3361 * stub-objc.c (objc_comptypes): Remove stub.
3362 (objc_compare_types): New stub.
3363 (objc_volatilized_decl): Likewise.
3364 (objc_type_quals_match): Likewise.
3366 2005-05-24 Paolo Carlini <pcarlini@suse.de>
3368 * config/ia64/ia64intrin.h: Define nothing for C++:
3369 overloaded builtins have been ported to C++.
3371 2005-05-24 Jeff Law <law@redhat.com>
3373 * tree-nested.c (build_addr): New "context" argument. Temporarily
3374 set current_function_decl around the call to build the ADDR_EXPR.
3375 (get_static_chain): Pass proper context to build_addr.
3376 (convert_nl_goto_reference): Likewise.
3377 (convert_tramp_reference): Likewise.
3378 (final_nesting_tree_1): Likewise.
3379 * tree-profile.c (tree_gen_interval_profiler): Likewise.
3380 (tree_gen_pow2_profiler): Likewise.
3381 (tree_gen_one_value_profiler): Likewise.
3382 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
3383 * tree.h (build_addr): Update prototype.
3385 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
3387 * tree-flow.h (bb_ann_d): Remove has_escape_site.
3388 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
3389 write to has_escape_site.
3391 2005-05-24 Jeff Law <law@redhat.com>
3393 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
3394 * tree-cfg.c: Include tree-ssa-propagate.h.
3395 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
3398 2005-05-24 Nick Clifton <nickc@redhat.com>
3400 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3401 __NO_FPRS__ when 'f' class registers will not be available.
3403 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3405 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
3407 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
3409 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
3412 2005-05-23 Jeff Law <law@redhat.com>
3414 * tree-ssa-dom.c (cprop_into_stmt): Do not call
3415 recompute_tree_invariant_for_addr_expr here.
3416 (optimize_stmt): Call it here instead and do so if anything
3417 at all has changed in the statement and the RHS is an ADDR_EXPR.
3418 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
3419 needed, call recompute_tree_invariant_for_addr_expr.
3420 * tree-ssa-propagate.c (substitute_and_fold): Call
3421 recompute_tree_invariant_for_addr_expr as needed.
3423 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
3425 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
3426 saving less registers than the replacement.
3428 2005-05-23 Jan Hubicka <jh@suse.cz>
3430 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
3432 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3434 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
3435 * config/sparc/sparc.c (sparc_expand_move): New function.
3436 (sparc_emit_set_const64): Rewrite assert condition on entry.
3437 (legitimate_constant_p) <CONST_VECTOR>: New case.
3438 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
3439 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
3440 movV64, movtf): Use nonimmediate_operand for the first operand.
3441 Rewrite. Only invoke sparc_expand_move.
3442 * config/sparc/predicates.md (input_operand): Reorder tests.
3444 2005-05-23 Jan Beulich <jbeulich@novell.com>
3446 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
3447 missing return statement.
3449 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3451 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
3452 emit_move_insn for moves to TFmode stack slots.
3454 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
3456 * tree-stdarg.c (execute_optimize_stdarg): Handle references
3457 to va_list of the form &va[0].
3459 2005-05-20 Jan Hubicka <jh@suse.cz>
3461 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
3462 * genemit.c (main): Make insn-emit to include basic-block.h too.
3464 2005-05-20 Jan Hubicka <jh@suse.cz>
3466 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
3468 2005-05-19 Richard Henderson <rth@redhat.com>
3470 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
3471 emit_store_conditional): Split out from ...
3472 (alpha_split_atomic_op): ... here.
3473 (alpha_split_compare_and_swap): New; extract from .md file.
3474 (alpha_split_lock_test_and_set): Likewise.
3475 * config/alpha/alpha-protos.h: Update.
3476 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
3477 split code into alpha.c.
3478 (sync_lock_test_and_set<I48MODE>): Likewise.
3480 2005-05-19 Richard Henderson <rth@redhat.com>
3482 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
3484 2005-05-19 Richard Henderson <rth@redhat.com>
3486 * config/i386/sse.md (mulv4si3): Use all register inputs.
3487 (mulv2di3): Likewise.
3489 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
3491 * tree-ssa-loop-ivopts.c (determine_base_object): Use
3492 build_fold_addr_expr to generate trees of correct type.
3493 Use fold_buildN if possible.
3495 2005-05-19 Jan Hubicka <jh@suse.cz>
3497 * basic-block.h (REG_BR_PROB_BASE): Define.
3498 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
3499 (dump_cgraph_node): Dump count.
3500 (cgraph_clone_edge): Rescale counts.
3501 (cgraph_clone_node): Likewise.
3502 * cgraph.h: Include basic-block.h
3503 (cgraph_node): Add count.
3504 (cgraph_edge): Add count and loop_nest.
3505 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
3507 * cgraphunit.c: Kill now redundant inlining comment.
3508 (cgraph_create_edges): Make static, maintain current basic block;
3510 (record_call_1): Fill in new fields.
3511 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3513 (cgraph_decide_recursive_inlining): Likewise.
3514 * rtl.h (REG_BR_PROB_BASE): Kill.
3515 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
3516 (expand_call_inline): Update call of cgraph_create_edge.
3517 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3519 2005-05-19 Nick Clifton <nickc@redhat.com>
3521 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
3522 new rs6000_explicit_options structure.
3524 2005-05-19 Richard Henderson <rth@redhat.com>
3527 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
3528 TFmode code swapping ...
3529 (alpha_emit_xfloating_compare): ... here.
3530 (alpha_emit_setcc): Update to match.
3531 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
3533 2005-05-19 Richard Henderson <rth@redhat.com>
3536 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
3537 memory indirection in local-dynamic case.
3539 2005-05-18 Jie Zhang <jie.zhang@analog.com>
3540 Bernd Schmidt <bernd.schmidt@analog.com>
3542 * config/bfin/bfin.c (branch_dest): Add comment why it's
3544 * config/bfin/bfin.md (attr "length" default): Change the offset of
3545 forward conditional branch of length 4 from 4096 to 4092.
3547 2005-05-19 Jan Beulich <jbeulich@novell.com>
3549 * unwind-compat.c: Include tconfig.h and tsystem.h.
3550 * unwind-dw2-fde-compat.c: Likewise.
3552 2005-05-18 Richard Henderson <rth@redhat.com>
3555 * ifcvt.c (noce_process_if_block): Avoid conversion when the
3556 memory destination is readonly.
3558 2005-05-18 Richard Henderson <rth@redhat.com>
3561 * tree-ssa-operands.c (opf_non_specific): New.
3562 (get_asm_expr_operands): Set it.
3563 (add_call_clobber_ops, add_call_read_ops): Likewise.
3564 (add_stmt_operand): Test it instead of opf_kill_def when
3565 considering unmodifiable variables.
3567 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
3569 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
3571 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
3572 tree-ssa-forwprop.c: Fix comment typos.
3573 * doc/invoke.texi: Fix a typo.
3575 2005-05-18 Richard Henderson <rth@redhat.com>
3577 * config.gcc (powerpc-*-linux*): Include linux64.opt when
3578 including linux64.h.
3580 2005-05-18 Richard Henderson <rth@redhat.com>
3582 * tree-cfg.c (pass_remove_useless): Revert last change.
3583 * tree-optimize.c (init_tree_optimization_passes): Initialize
3584 all_lowering_passes with PROP_gimple_any.
3586 2005-05-18 Devang Patel <dpatel@apple.com>
3588 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
3591 2005-05-18 Richard Henderson <rth@redhat.com>
3593 * tree-ssa-forwprop.c (cfg_changed): New.
3594 (tidy_after_forward_propagate_addr): New.
3595 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
3596 (forward_propagate_addr_into_variable_array_index): Likewise.
3597 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
3600 2005-05-18 Geoffrey Keating <geoffk@apple.com>
3602 * dummy-checksum.c: New.
3603 * genchecksum.c: New.
3604 * c.opt (print_pch_checksum): New flag.
3605 * c-pch.c (struct c_pch_validity): Make much shorter.
3607 (host_machine): Remove.
3608 (target_machine): Remove.
3609 (get_ident): Change PCH version number.
3610 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
3611 Don't put triplets or version string in PCH validity data.
3612 Do put the compiler checksum in the validity data.
3613 (c_common_valid_pch): Don't check triplets or version string. Do
3615 (c_common_print_pch_checksum): New.
3616 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
3617 Print fingerprint with -v.
3618 * c-common.h (c_common_print_pch_checksum): New.
3619 (executable_checksum): New.
3620 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
3621 (cc1-dummy): New rule.
3622 (cc1-checksum.c): New rule.
3623 (cc1-checksum.o): New rule.
3624 (cc1): Add checksum support.
3625 (build/genchecksum): New.
3626 (build/genchecksum.o): New.
3627 (dummy-checksum.o): New.
3628 (genobjnames): Add genchecksum.o.
3629 (mostlyclean): Remove *-checksum.c.
3630 (gnucompare): Add libgcc to list of directories checked.
3631 Make comparison problems in libgcc/ and with checksum files only
3633 * doc/invoke.texi (Precompiled Headers): Remove caution.
3634 Document that it must be the exact same binary. Add a few
3635 known-safe flags to the list.
3637 * rs6000/predicates.md (fix_trunc_dest_operand): New.
3638 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
3639 Check that a memory operand is valid before trying to use it.
3641 * tree-cfg.c (pass_remove_useless): This pass works on trees.
3643 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
3645 * tree.c (build1_stat): Don't try to handle two-operand
3648 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
3650 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
3651 * config/sh/sh.h: Update mask names throughout.
3652 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
3653 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
3654 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
3655 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
3656 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
3657 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
3658 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
3659 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
3660 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
3661 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
3662 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
3663 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
3664 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
3665 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
3666 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
3667 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
3668 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
3669 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
3670 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
3671 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
3672 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
3673 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
3674 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
3675 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
3676 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
3677 (SUBTARGET_SWITCHES): Delete.
3678 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
3679 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
3680 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
3681 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
3682 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
3683 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
3684 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
3685 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
3686 (SUPPORT_SH3): Likewise SUPPORT_SH2.
3687 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
3688 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
3690 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
3691 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
3692 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
3693 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
3694 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
3695 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
3696 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
3697 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
3698 (SUPPORT_ANY_SH5): New macros.
3699 (TARGET_NONE): Replace with...
3700 (MASK_ARCH): ...this new macro.
3701 * config/sh/elf.h: Update mask names
3702 * config/sh/linux.h: Likewise.
3703 * config/sh/little.h: Likewise.
3704 * config/sh/netbsd-elf.h: Likewise.
3705 * config/sh/symbian-pre.h: Likewise.
3706 * config/sh/sh.c (sh_handle_option): New function.
3707 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3708 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
3709 (sh_target_switches, target_switches): Delete.
3710 (sh_pch_valid_p): Check for specific differences in the target_flags
3712 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
3713 * config/sh/sh.opt: New file.
3715 2005-05-18 Richard Henderson <rth@redhat.com>
3718 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
3719 small_addr_symbolic_operand.
3721 2005-05-18 Jeff Law <law@redhat.com>
3723 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3724 propagate an ADDR_EXPR if the definition and use sites are
3725 in different EH regions.
3727 2005-05-18 Ian Lance Taylor <ian@airs.com>
3729 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
3732 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3734 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
3736 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3738 Fix PR tree-optimization/21407
3740 * tree-ssa-operands.c (note_addressable): Change
3741 COMPONENT_REF handling in response to aliasing
3744 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3746 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
3747 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
3748 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
3749 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
3750 the default on Solaris too.
3752 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
3754 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
3757 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3759 * timevar.def (TV_SCEV_CONST): New timevar.
3760 * tree-optimize.c (init_tree_optimization_passes): Add
3762 * tree-pass.h (pass_scev_cprop): Declare.
3763 * tree-scalar-evolution.c (scev_const_prop): New function.
3764 * tree-scalar-evolution.h (scev_const_prop): Declare.
3765 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
3767 * tree-cfg.c (replace_uses_by): Export.
3768 * tree-flow.h (replace_uses_by): Declare.
3770 2005-05-17 Ziemowit Laski <zlaski@apple.com>
3771 Mike Stump <mrs@apple.com>
3773 Yet more Objective-C++...
3775 * c-common.h (objc_finish_try_stmt): Add.
3776 (objc_build_synchronized): Add.
3777 (objc_generate_write_barrier): Add.
3778 * stub-objc.c (objc_build_synchronized): Add return value.
3779 (objc_finish_try_stmt): Likewise.
3780 (objc_generate_write_barrier): Add.
3782 * c-common.h (objc_rewrite_function_call): Add.
3783 * c-typeck.c (build_function_call): Allow objc to rewrite
3785 (build_modify_expr): Allow objc to generate write barriers.
3786 * c.opt (Wassign-intercept): Add.
3787 (Wstrict-selector-match): Add.
3788 (fobjc-call-cxx-cdtors): Add.
3789 (fobjc-direct-dispatch): Add.
3791 * dbxout.c (get_lang_number): Add Objective-C++ support.
3792 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
3793 (-Wstrict-selector-match): Likewise.
3794 (-fobjc-direct-dispatch): Likewise.
3795 (-Wassign-intercept): Likewise.
3796 (Overall Options): Likewise.
3797 * gengtype.c (get_output_file_with_visibility): Likewise.
3798 * stub-objc.c (objc_rewrite_function_call): Add.
3799 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
3801 * c-common.c (flag_objc_exceptions): Remove.
3802 (flag_objc_sjlj_exceptions): Remove.
3803 * c-decl.c (objc_mark_locals_volatile): Don't change decls
3804 that are already ok.
3805 * c-opts.c (c_common_handle_option, case
3806 OPT_fobjc_exceptions): Remove.
3807 (case OPT_fobjc_sjlj_exceptions): Remove
3808 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
3809 (fobjc-exceptions): Likewise.
3810 (fobjc-sjlj-exceptions): Likewise.
3811 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
3812 (OFFS_ASSIGNIVAR_FAST): Add.
3814 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3816 * config/sparc/sparc.md (movhi): Do not test constness
3817 of operand #1 twice.
3819 (movdi): Unconditionally accept zero as second operand
3820 when the first is memory.
3821 (movdi_insn_sp32): Handle above case.
3822 (DImode splitter): Use predicates.
3823 (DImode splitter): Use const_zero_operand predicate.
3824 (movsf_insn): Swap 2 alternatives.
3826 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3828 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
3829 expand_simple_operations to bases of the ivs.
3830 (tree_int_cst_sign_bit): Export.
3831 * tree-flow.h (expand_simple_operations): Declare.
3832 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
3833 tree_int_cst_sign_bit.
3834 (expand_simple_operations): Export.
3835 * tree.h (tree_int_cst_sign_bit): Declare.
3837 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3839 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
3841 (replace_uses_by): New function.
3842 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
3843 * tree-flow.h (fold_stmt_inplace): Declare.
3844 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
3845 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
3846 info after cfg cleanup.
3848 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3850 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
3851 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
3854 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3856 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
3857 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
3858 * timevar.c (timevar_ggc_mem_total): New variable.
3859 (GGC_MEM_BOUND): New constant.
3860 (get_time): Record ggc memory status.
3861 (timevar_accumulate): Accumulate amount of ggc memory.
3862 (timevar_print): Print consumption of ggc memory.
3863 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
3864 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
3865 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
3866 * timevar.h (struct timevar_time_def): Add ggc_mem field.
3867 (timevar_ggc_mem_total): Declare.
3869 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
3871 * tree-into-ssa.c (update_ssa): Clean up by shortening the
3874 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3876 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
3878 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
3879 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
3880 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
3881 ("s<ocond:code>"): Rename from respectively "b<ncond>",
3882 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
3883 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
3884 "s<rcond>" and "s<ocond>".
3885 ("b<ocond:code>", "*b<ocond:code>_reversed")
3886 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
3887 output statement section.
3889 2005-05-17 Roger Sayle <roger@eyesopen.com>
3891 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
3893 2005-05-17 Steven Bosscher <stevenb@suse.de>
3894 Stuart Hastings <stuart@apple.com>
3895 Jan Hubicka <jh@suse.cz>
3896 Dale Johannesen <dalej@apple.com>
3898 * cgraph.h (cgraph_node): Add 'lowered' state.
3899 (cgraph_lower_function): Declare.
3900 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
3901 (cgraph_lower_function): New function.
3902 (cgraph_create_edges): Deal with lowered function bodies.
3903 (verify_cgraph_node): Likewise.
3904 (cgraph_analyze_function): Do lowering job.
3905 (cgraph_build_static_cdtor): Likewise.
3906 * function.h (struct function): Add saved_eh and saved_cfg.
3907 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
3908 * tree-cfg.c (fold_cond_expr_cond): Export.
3909 * tree-flow.h (fold_cond_expr_cond): Declare.
3910 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
3912 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
3913 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
3914 callee_cfun, block, eh_region, eh_region_offset.
3915 (inlining_p): New predicate.
3916 (remap_decl): Update for new inline_data; declare newly created inline
3917 vars in low gimple way.
3918 (copy_body_r): Update for new datastructure, simplify some of handling
3919 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
3920 deal with RESX_EXPRs.
3922 (copy_edges_for_bb): Likewise.
3923 (remap_decl_1): New.
3924 (copy_cfg_body): New.
3925 (copy_generic_body): Rewrite to work on low gimple.
3926 (copy_body): Turn into simple wrapper around copy_cfg_body.
3927 (setup_one_parameter): Insert new statements into given basic block.
3928 (initialize_initialized_parameters): Likewise, reorganize way things are
3930 (declare_return_variable): Update for new inline data datastructure.
3931 (inline_forbidden_p): Work on low gimple.
3932 (estimate_num_insns): Likewise.
3933 (expand_call_inline): Work on CFG.
3934 (push_cfun, pop_cfun): New functions.
3935 (cfun_stack): New stack.
3936 (add_lexical_block): New function.
3937 (gimple_expand_calls_inline): Work on basic block.
3938 (optimize_inline_calls): Likewise.
3939 (clone_body, save_body, unsave_ewpr_now): Update for new
3941 (declare_inline_vars): Work on block instead of bind_expr.
3942 (inlining_p): New predicate.
3943 * tree-inline.h (push_cfun, pop_cfun): Declare.
3944 * tree-optimize.c: Include except.h
3945 (all_lowering_passes): New variable.
3946 (execute_fixup_cfg, pass_fixup_cfg): New pass.
3947 (init_tree_optimization_passes): Move some to all_lowering_passes.
3948 (tree_lowering_passes): New function.
3949 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3950 * tree-pass.h (tree_lowering_passes): Declare
3952 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3954 * unwind-dw2-fde-darwin.c: Include tsystem.h.
3956 2005-05-17 Jeff Law <law@redhat.com>
3958 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
3959 * tree-ssa-forwprop.c: Include langhooks.h.
3960 (forward_propagate_addr_expr_into_variable_array_index): New.
3961 (forward_propagate_addr_expr): New.
3962 (tree_ssa_forward_propagate_single_use_vars): Loop over all
3963 the statements in the block instead of just the last statement.
3964 Call forward_propagate_addr_expr as needed.
3965 (pass_forwprop): Update the SSA graph after forward propagation is
3968 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3970 * unwind-dw2-fde-glibc.c (base_from_cb_data,
3971 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
3973 * unwind-dw2-fde.c (__deregister_frame_info_bases,
3974 base_from_object, fde_split, end_fde_sort): Likewise.
3975 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
3976 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
3977 uw_init_context_1): Likewise.
3978 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
3979 _Unwind_Resume_or_Rethrow): Likewise.
3980 * unwind-pe.h (__gxx_abort): Do not define.
3981 (size_of_encoded_value, base_of_encoded_value,
3982 read_encoded_value_with_base): Use gcc_unreachable.
3983 * unwind.h (_Unwind_GetTextRelBase): Likewise.
3985 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3987 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
3988 (cfi_end): New macros.
3989 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
3990 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
3991 an eight byte stack frame.
3992 (__NR_tkill): Define.
3993 (__div0): Use gettid tkill on GNU/Linux.
3994 (_arm_return): Add CFI.
3995 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
3997 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
3999 * configure.ac: Remove spaces around assignment to
4001 * configure: Regenerated.
4003 2005-05-17 David Edelsohn <edelsohn@gnu.org>
4005 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
4006 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
4008 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
4009 Modify aix_struct_return variable, not target_flags.
4010 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
4011 (rs6000_return_in_memory): Test aix_struct_return.
4012 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
4013 independent variable. Report mxl-compat.
4015 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
4017 * config/bfin/bfin.md (eh_return): Add missing DONE.
4019 2005-05-17 Ian Lance Taylor <ian@airs.com>
4021 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
4023 (mode_attr_index): Remove check for defined attribute. Remove
4024 infile parameter. Change all callers.
4025 (apply_mode_maps): Add unknown parameter. Change caller. Always
4026 return after finding attribute.
4027 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
4029 (apply_macro_traverse): Set mtd->unknown_mode_attr.
4030 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
4031 attribute used for a mode.
4033 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
4035 * tree-ssa-math-opts.c: New file.
4037 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
4039 * Makefile.in: Add tree-ssa-math-opts.c.
4040 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
4041 * fold-const.c (distribute_real_division): New.
4042 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
4043 * tree-pass.h (pass_cse_reciprocals): New.
4044 * tree-optimize.c (init_tree_optimization_passes): Run it.
4045 * doc/passes.texi: Document the new pass.
4047 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
4050 * builtins.c (fold_builtin_constant_p): Handle
4051 &"string cst"[0] as constant.
4053 2005-05-17 Richard Henderson <rth@redhat.com>
4055 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
4057 2005-05-17 Jakub Jelinek <jakub@redhat.com>
4060 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
4061 src2 if src2 has been split.
4063 PR tree-optimization/21610
4064 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
4065 returning DECL, call unshare_expr.
4067 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4069 * config/cris/cris.md: Unquote preparation and output statements.
4070 (BWD, WD, BW): New, mode-macros.
4071 (S, s, m, mm, nbitsm1): New, mode-attrs.
4072 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
4073 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
4075 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
4076 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
4077 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
4079 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
4080 ("movdi"): Move misplaced head comment regarding necessity of
4081 movdi from movsi to here.
4082 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
4084 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
4085 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
4086 "*mov_sideqi_biap_mem".
4087 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
4089 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
4090 "*clear_sidehi_biap" and "*clear_sideqi_biap".
4091 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
4092 and "*clear_sideqi".
4093 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
4094 "*ext_sidehisi_biap".
4095 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
4097 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
4098 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
4099 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
4100 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
4101 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
4103 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
4104 "*op_sidehi_biap" and "*op_sidesi_biap".
4105 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
4107 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
4108 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
4109 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
4110 "*op_swap_sidehi" and "*op_swap_sidesi".
4111 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
4112 in the N alternative of "subqi3".
4113 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
4114 "*extophisi_side_biap".
4115 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
4117 ("*extop<mode>si_swap_side_biap"): Replace
4118 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
4119 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
4120 "*extophisi_swap_side".
4121 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
4122 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
4124 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
4125 "mulqihi3", "mulhisi3" and "mulhisi3".
4126 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
4127 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
4129 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
4130 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
4131 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
4132 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
4133 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
4134 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
4135 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
4136 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
4137 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
4138 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
4139 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
4140 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
4142 ("abs<mode>2"): Replace "abshi2" and "absqi2".
4143 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
4145 ("b<ocond>"): Replace "bgt" and "ble".
4146 ("b<rcond>"): Replace "blt" and "bge".
4147 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
4148 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
4150 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
4152 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
4154 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
4156 ("s<rcond>"): Replace "sge" and "slt".
4157 ("s<ocond>"): Replace "sgt" and "sle".
4158 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
4159 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
4160 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
4161 clear.w [rx=rx+i] and clear.b [rx=rx+i].
4163 2005-05-17 Jakub Jelinek <jakub@redhat.com>
4165 * varasm.c (struct constant_descriptor_tree): Add hash field.
4166 (const_desc_hash): Just return hash field.
4167 (const_desc_eq): If hash values are different, return 0 immediately.
4168 (output_constant_def): Compute hash field of temporary key, use
4169 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
4170 newly built constant descriptor.
4171 (lookup_constant_def): Compute hash field of temporary key, use
4172 htab_find_with_hash instead of htab_find.
4174 2005-05-16 Richard Henderson <rth@redhat.com>
4176 * config/i386/sse.md (mulv4si3): New.
4178 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4180 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
4181 tests for noncanonical versions of reg+constant and
4184 2005-05-16 Richard Henderson <rth@redhat.com>
4185 Steven Bosscher <stevenb@suse.de>
4188 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
4189 maybe_clean_eh_stmt; take old stmt parameter. Update EH
4190 region data structure to match replacement.
4191 * tree-flow.h: Update to match.
4192 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4193 * tree-ssa-dom.c (optimize_stmt): Likewise.
4194 * tree-ssa-pre.c (eliminate): Likewise.
4195 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4197 2005-05-16 Caroline Tice <ctice@apple.com>
4199 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
4200 internal_error with gcc_assert.
4201 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
4202 * function.h (struct function): Remove space between "*" and
4204 * varasm.c (initialize_cold_section_name): Add gcc_assert;
4205 modify to use alloca.
4206 (unlikely_text_section): Add check for flag_function_sections.
4207 (assemble_start_function): Move call to resolve_section, so it
4208 comes before first call to unlikely_text_section.
4209 (assemble_end_function): Add test and call to function_section
4212 2005-05-16 Roger Sayle <roger@eyesopen.com>
4214 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
4215 instead of build_binary_op when performing code transformations
4216 to avoid error messages about constructs not it the user's code.
4218 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4220 * tree-ssa-pre.c: Fix a comment typo.
4222 2005-05-16 Richard Henderson <rth@redhat.com>
4225 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
4226 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
4227 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
4228 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
4229 add_tprel22): Remove mode from symbolic operand.
4231 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4233 * optc-gen.awk: Include intl.h after the externally-provided files.
4235 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4237 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
4238 folding a COND_EXPR_COND in a nondestructive manner.
4240 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
4242 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
4243 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
4244 New values for vec_select definitions and bitmask for element
4247 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4249 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
4250 Change the type to VEC(rtx,gc)*.
4251 (mem_loc_descriptor, add_const_value_attributes,
4252 dwarf2out_init): Adjust uses of used_rtx_varray.
4254 * tree-data-ref.c (compute_all_dependences): Change the type
4255 of dependence_relations to VEC(ddr_p,heap)**.
4256 (compute_data_dependences_for_loop): Change the type of
4257 allrelations to VEC(ddr_p,heap)*.
4259 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4261 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
4262 system.h, coretypes.h and tm.h.
4263 (options.o): Update dependencies accordingly.
4264 * optc-gen.awk: Allow header_name to be a list of filenames.
4265 Handle the "Condition" flag.
4266 * opts.h (CL_DISABLED): New flag.
4267 * opts.c (handle_option): Print an error for CL_DISABLED options.
4268 * doc/options.texi: Document the "Condition" option flag.
4270 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
4272 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
4274 2005-05-15 Roger Sayle <roger@eyesopen.com>
4276 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
4277 check for TREE_OVERFLOW on INTEGER_CST trees.
4278 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
4279 CONSTANT_CLASS_P tree nodes.
4281 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
4284 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
4286 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
4288 Fix PR tree-optimization/21576
4290 * tree-ssa-pre.c (expression_node_pool): New pool.
4291 (comparison_node_pool): Ditto.
4292 (list_node_pool): Ditto.
4293 (pool_copy_list): New function.
4294 (phi_translate): Handle CALL_EXPR.
4295 (valid_in_set): Ditto.
4296 (create_expression_by_pieces): Ditto.
4297 (insert_into_preds_of_block): Ditto.
4298 (insert_aux): Ditto.
4299 (compute_avail): Ditto.
4300 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
4301 (can_value_number_call): New function.
4302 (find_leader): Update comment.
4303 (init_pre): Create new pools.
4304 (fini_pre): Free new pools.
4305 (pass_pre): Add TODO_update_ssa for the future when we are going
4307 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
4308 (set_value_handle): Ditto.
4309 (get_value_handle): Ditto.
4311 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
4313 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
4315 2005-05-15 Andreas Jaeger <aj@suse.de>
4317 * gcc.c (pfatal_pexecute): Remove unused local function.
4319 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
4321 * optc-gen.awk: Remove excess indentation.
4322 * opth-gen.awk: Likewise.
4324 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
4326 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
4327 of basic_block_info. Call init_flow and find_basic_blocks
4328 before dbr_schedule if needed.
4330 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4332 * tree-optimize.c (init_tree_optimization_passes): Move
4333 pass_cd_dce in place of the last pass_dce.
4335 PR tree-optimization/21563
4336 * tree-vrp.c (compare_value): Return boolean_false_node when
4337 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
4338 strictly larger than CST.
4340 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
4341 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4343 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
4345 (rev_cond_name) Likewise.
4346 (vax_float_literal) Likewise.
4347 * config/vax/vax.md: Likewise.
4349 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4351 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
4352 registers and use them (specifically the stack pointer).
4353 * config/vax/vax.h: Use above defines right here.
4355 * config/vax/vax.c: (override_options) Remove 'register' keyword.
4356 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
4357 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
4359 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
4360 mostly removal of trailing spaces...
4361 * config/vax/vax-modes.def: Remove trailing whitespace.
4363 * config/vax/elf.h: Update whitespace.
4365 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4368 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4369 * fold-const.c (fold_indirect_ref_1): Avoid removing
4370 NOP_EXPRs with type qualifiers like const.
4372 2005-05-14 Jan Hubicka <jh@suse.cz>
4374 Patch by Richard Henderson:
4375 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
4376 Handle RESX expressions properly.
4378 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
4379 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
4380 (remove_stmt_from_eh_region_fn): Likewise.
4382 * tree-cfg.c (execute_warn_function_return): Break out noreturn
4384 (execute_warn_function_noreturn): ... here.
4385 (pass_warn_function_noreturn): New pass.
4386 * tree-pass.h (pass_warn_function_noreturn): Declare
4387 * tree-optimize.c (init_tree_optimization_passes): Move return
4388 warnings early and add noreturn warnings at place of previous
4391 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4393 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
4394 root_var_init, type_var_init): Use VEC instead of VARRAY.
4395 * tree-ssa-live.h (tree_partition_associator_d): Change the
4396 type of trees to VEC(tree,heap)*.
4397 (tpa_tree): Use VEC instead of VARRAY.
4399 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4401 * fold-const.c (div_if_zero_remainder): New function.
4402 (try_move_mult_to_index): Use it.
4404 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4406 * tree-eh.c (leh_tf_state): Change the type of dest_array to
4408 (maybe_record_in_goto_queue, lower_try_finally_onedest,
4409 lower_try_finally_copy, lower_try_finally_switch,
4410 lower_try_finally): Use VEC instead of VARRAY.
4412 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
4414 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
4415 comment regarding defined register classes.
4416 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
4418 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4420 * tree-optimize.c (init_tree_optimization_passes): Move
4421 pass_merge_phi before the first pass_dominator.
4423 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
4425 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
4428 2005-05-13 Josh Conner <jconner@apple.com>
4430 * config/arm/arm.c (arm_size_return_regs): New.
4431 (thumb_unexpanded_epilogue): replace in-line calculation
4432 of return registers with call to arm_size_return_regs.
4433 (use_return_insn): Include test of which registers are
4434 being used to hold return values, to accommodate
4435 vector return values.
4437 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
4439 * config/rs6000/sysv4.opt (mlittle): Handle.
4441 * config/rs6000/rs6000.c (rs6000_handle_option): Set
4442 target_flags_explicit when appropriate.
4444 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4446 PR middle-end/20714:
4447 * optabs.c (no_conflict_data): New struct.
4448 (no_conflict_move_test): New function.
4449 (emit_no_conflict_block): Use it.
4451 2005-05-13 Adam Nemet <anemet@lnxw.com>
4453 * doc/invoke.texi (Debugging Options): Option
4454 -fdump-translation-unit only works with C++ now.
4456 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4458 Replace calls to abort in CRIS port.
4459 * config/cris/cris.h (CRIS_ASSERT): New macro.
4460 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
4461 internal_error instead of abort.
4462 ("movsi"): Ditto. Unquote preparation statement section.
4463 ("call", "call_value"): Ditto, but use gcc_assert where
4464 appropriate. Tweak comments.
4465 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
4467 (cris_op_str): Call internal_error, not abort.
4468 (cris_print_operand): Tweak "abort" reference to "die" in comment.
4469 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
4470 (cris_notice_update_cc): Call internal_error, not abort.
4471 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
4472 (cris_emit_movem_store, cris_asm_output_symbol_ref)
4473 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
4474 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
4475 ENABLE_CHECKING-guarded abort call.
4476 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
4477 Use internal_error at end of test-chain.
4479 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4481 PR rtl-optimization/20769:
4482 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
4483 pattern emitted by expand_nl_goto_receiver.
4485 PR middle-end/20793:
4486 * integrate.c (allocate_initial_values): Update register liveness
4489 2005-05-13 Josh Conner <jconner@apple.com>
4491 * arm.c (arm_return_in_memory): Add handling for vector return types.
4493 2005-05-13 David Ung <davidu@mips.com>
4495 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
4497 * config/mips/mips.c: Add 4km alias.
4498 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
4499 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
4502 2005-05-13 Jan Hubicka <jh@suse.cz>
4504 * c-decl.c (finish_function): Suppress "control reaches end of
4505 non-void function" when "no return statement in function
4506 returning non-void" is issued.
4508 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
4509 * tree-optimize.c (pass_gimple): Kill.
4510 (init_tree_optimization_passes): Kill pass_gimple.
4511 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
4512 * tree-dump.c (dump_files): Rename .generic to .gimple.*
4514 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4516 PR rtl-optimization/20756:
4517 * basic-block.h (PROP_DEAD_INSN): Define.
4518 * flow.c (propagate_one_insn): Set during mark_set_regs call
4520 (mark_set_1): Emit a clobber when we are about to delete a dead insn
4521 that kills a live register.
4523 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
4525 * config/s390/s390.md: ("DBL"): New mode attribute.
4526 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
4527 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
4528 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
4530 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
4532 * c-format.c (check_format_arg): Handle string literals of
4533 the form &"string"[offset].
4535 * g++.dg/warn/format4.C: New testcase.
4537 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
4539 * config/mips/3000.md, config/mips/4000.md,
4540 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
4541 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
4542 config/mips/generic.md, config/pdp11/pdp11.md,
4543 config/sh/crt1.asm, config/sh/lib1funcs.asm,
4544 config/sh/sh-modes.def, config/sh/sh-protos.h,
4545 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
4547 2005-05-13 Richard Henderson <rth@redhat.com>
4549 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
4550 addition to move unless dest is a register. Do not skip
4551 instantiation in dest on addition simplification.
4553 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4555 * config/cris/cris.c (cris_print_operand) <case 'H'; case
4556 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
4557 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
4559 2005-05-13 Jan Hubicka <jh@suse.cz>
4561 * basic-block.h (FOR_ALL_BB_FN): New macro.
4562 (init_flow): Initialize cfg structure.
4563 * function.c (allocate_struct_function): Do not initialize cfg structure.
4564 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
4565 (build_tree_cfg): ... here.
4566 * tree-flow.h (init_empty_tree_cfg): Declare.
4568 2005-05-12 Steven Bosscher <stevenb@suse.de>
4570 Fix PR tree-optimization/21520
4571 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
4572 to attempt to fold constants.
4574 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4576 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
4577 only when TARGET_ADJUST_UNROLL_MAX is defined.
4578 (general_movsrc_operand): Use the C style comment.
4579 (ua_offset): Use prototype.
4581 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
4583 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
4584 (struct hmr_data, hoist_memory_reference, memref_del,
4585 struct fmrv_data): Removed.
4586 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
4587 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
4589 (find_more_ref_vops): Traverse the list of memory references.
4590 (determine_lsm_loop): Work with the list of memory references instead
4591 of traversing the hashtable.
4593 2005-05-12 Steven Bosscher <stevenb@suse.de>
4594 Stuart Hastings <stuart@apple.com>
4595 Jan Hubicka <jh@suse.cz>
4597 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
4598 duplicate_eh_regions): New functions, based on old
4599 implementation removed with RTL inliner.
4600 (reachable_next_level): Modify behaviour pre-inline.
4601 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
4603 * function.h (struct function): Add after_inlining flag.
4604 * tree-optimize.c (tree_rest_of_compilation): Set it.
4605 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
4607 * tree-cfg.c (label_to_block_fn): Deal with cases where
4608 label was never insterted into code.
4610 2005-05-12 Zack Weinberg <zack@codesourcery.com>
4612 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
4614 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
4616 Fix PR tree-optimization/21532
4617 * tree-ssa-pre.c (create_expression_by_pieces): stmt
4618 needs to go onto the inserted_exprs list.
4620 2005-05-12 Ian Lance Taylor <ian@airs.com>
4622 * c-common.h (statement_code_p): Don't declare.
4623 (STATEMENT_CODE_P): Don't define.
4624 (INIT_STATEMENT_CODES): Don't define.
4625 * c-common.c (statement_code_p): Don't define.
4627 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4629 * config/sparc/sparc.h: Remove dead code.
4630 * config/sparc/sparc.c (sparc_compute_frame_size): Use
4631 FIRST_PARM_OFFSET for the size of the register window area.
4632 (emit_save_regs): Rename into emit_save_or_restore_regs.
4633 Add 'action' parameter. Use 4095 as upper bound for the offset.
4634 Pass 'action' to save_or_restore_regs.
4635 (emit_restore_regs): Delete.
4636 (sparc_expand_prologue): Call emit_save_or_restore_regs.
4637 (sparc_expand_epilogue): Likewise.
4638 * config/sparc/sparc.md (mode macro P): Move.
4639 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
4640 (mov<V32:mode> expander): Move to the top of the V32 section.
4641 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
4642 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
4643 (sibcall_epilogue): Move.
4645 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4648 * arm.c (arm_gen_constant): Sign-extend intermediate values when
4649 synthesizing a constant of the difference of two immediates.
4651 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4653 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
4654 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
4655 the alternatives using integer registers into the appropriate
4658 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4660 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
4661 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
4662 * bitmap.h: Fixed comments.
4664 2005-05-11 Richard Henderson <rth@redhat.com>
4667 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
4668 (ia64_cannot_force_const_mem): New.
4669 (tls_symbolic_operand_type): New.
4670 (ia64_legitimate_constant_p): New.
4671 (ia64_expand_load_address): Return true on success. Improve
4672 checks for when we should not split.
4673 (ia64_expand_tls_address): New addend operand. Distribute it
4674 as appropriate to the tls_kind. Delay referencing gp.
4675 (ia64_expand_move): Split symbolic addend as necessary. Handle
4676 tls symbols with addends.
4677 * config/ia64/ia64-protos.h: Update.
4678 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
4679 p0, f0, f1, and r13.
4680 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
4681 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
4682 (symbolic_operand splitter): Pass everything through
4683 ia64_expand_load_address and FAIL or DONE as appropriate.
4684 (load_fptr): Only accept after reload.
4685 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
4686 load_symptr_low, load_ltoff_dtpmod,
4688 (load_dtprel): Only accept tls symbols.
4689 (load_dtprel64, load_dtprel22): Likewise.
4690 (load_tprel, load_tprel64, load_tprel22): Likewise.
4691 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
4692 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
4693 (add_dtprel14, add_dtprel22): Likewise.
4694 (add_tprel, add_tprel14, add_tprel22): Likewise.
4695 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
4696 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
4697 (got_symbolic_operand): Check CONST offsets.
4698 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
4699 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
4700 (move_operand): Don't handle tls here. Check CONST offsets.
4702 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4704 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
4705 Remove hilo_operand check.
4706 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
4707 * config/mips/predicates.md (hilo_operand): Delete.
4709 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4711 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
4713 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4715 PR tree-optimizer/18472
4716 * tree-if-conv.c (tree_if_convert_stmt,
4717 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
4719 2005-05-11 Jan Hubicka <jh@suse.cz>
4721 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
4722 (GTFILES): add except.h.
4723 * except.c (eh_status): Add throw_stmt_table.
4724 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
4725 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
4726 lookup_stmt_eh_region_fn): Declare.
4727 (throw_stmt_node): New structure.
4728 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
4729 * gengtype.c (open_base_files): Add except.h to inlines.
4730 * tree-eh.c (throw_stmt_node): Kill.
4731 (record_stmt_eh_region): Update.
4732 (add_stmt_to_eh_region_fn): Break out from ...
4733 (add_stmt_to_eh_region): ... here.
4734 (remove_stmt_from_eh_region_fn): Break out from ...
4735 (remove_stmt_from_eh_region): ... here.
4736 (lookup_stmt_eh_region_fn): Break out from ...
4737 (lookup_stmt_eh_region): ... here.
4738 (honor_protect_cleanup_actions): Use build_resx.
4739 (lower_try_finally_onedest): Likewise.
4740 (lower_try_finally_copy): Likewise.
4741 (lower_try_finally_switch): Likewise.
4742 (lower_eh_constructs): Update eh table construction.
4743 * tree.c (build_resx): New.
4744 * tree.h (build_resx): Declare.
4746 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
4748 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
4751 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4753 * fold-const.c, libgcov.c: Fix comment typos.
4755 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
4758 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
4760 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4761 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
4763 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
4765 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
4768 * crtstuff.c: Include auto-host.h again, for now.
4770 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4772 * config/mips/24k.md: Remove trailing whitespace.
4774 2005-05-11 David Ung <davidu@mips.com>
4776 * config/mips/mips.md (type): Add imul3.
4777 (length, hazard, may_clobber_hilo): Check for imul3.
4778 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
4779 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
4780 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
4781 for a 3 operand mul and its bypasses.
4782 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
4783 * config/mips/4000.md (r4k_imul): Likewise.
4784 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
4785 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
4786 (vr4130_muldi): Likewise.
4787 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
4788 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
4789 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
4790 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
4791 (ir_vr54_imadd_si): Likewise.
4792 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
4793 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
4794 (rm7_impy_di): Likewise.
4795 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
4796 * config/mips/generic.md (generic_imul): Likewise.
4797 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
4798 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
4800 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
4802 PR middle-end/20371:
4803 * tree.h (record_layout_info_s): New member prev_packed.
4804 * stor-layout.c (update_alignment_for_field): Fix comment about
4805 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
4806 we start it properly aligned.
4807 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
4808 to update_alignment_for_field, and recompute it afterwards using
4809 the alignment of the record.
4810 When a packed bitfield precedes an MS bitfield, don't add padding
4811 at the end of the packed bitfield on behalf of the base type of
4812 the packed bit field.
4813 Don't adjust rli->bitpos at the end
4814 of an MS bitfield run if we already adjusted bitpos/offset for an
4815 alignment as large or larger than the bitfield type size.
4816 Take possible record alignment > BIGGEST_ALIGNMENT into account
4817 when calculating actual_align.
4818 Only put packed buit fields into rli->prev_field if they end up
4820 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
4821 Update rli->remaining_in_alignment when we have already started a
4822 run of bit fields and we process a packed bit field.
4824 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
4826 * tree-data-ref.c (find_data_references_in_loop): Give up when
4827 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
4828 may embed arbitrary side effects.
4829 Remove the assumption that GIMPLE form contains a single array
4830 access per statement.
4831 When the statement contains virtual operands, fail if it is not
4832 a MODIFY_EXPR or a CALL_EXPR.
4833 Return after the dont know node is inserted.
4835 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
4837 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
4839 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4842 PR tree-optimization/19639
4843 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
4844 and generic summands for char* as s * delta, too, folding &a[i]
4845 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
4846 for comparison of steps. Convert types for index addition.
4847 (fold_binary): Adjust the callers to always dispatch to
4848 try_move_mult_to_index.
4849 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
4850 expr with non-gimple ARRAY_REF offset.
4852 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4854 * fold-const.c (fold_indirect_ref_1): Avoid removing
4855 NOP_EXPRs with type qualifiers like const.
4857 2005-05-11 Richard Henderson <rth@redhat.com>
4860 * c-decl.c (finish_decl): Propagate the completed array type of
4861 a global variable into the binding.
4863 2005-05-10 Matt Kraai <kraai@ftbfs.org>
4865 * Makefile.in (gtype-desc.o, build/genautomata.o)
4866 (build/varray.o): Depend on $(VARRAY_H).
4868 2005-05-10 Diego Novillo <dnovillo@redhat.com>
4870 * tree-optimize.c (init_tree_optimization_passes): Re-organize
4871 optimization passes to do an initial batch of scalar cleanups.
4873 2005-05-10 Ian Lance Taylor <ian@airs.com>
4875 * read-rtl.c (struct macro_traverse_data): Define.
4876 (map_attr_string): New static function, broken out of
4877 apply_macro_to_string.
4878 (mode_attr_index, apply_mode_maps): New static functions.
4879 (apply_macro_to_string): Call map_attr_string.
4880 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
4882 (apply_macro_traverse): Expect data to point to a struct
4883 macro_traverse_data.
4884 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
4885 to pass data through htab_traverse.
4886 (read_rtx_1): Add mode_maps parameter. Change all callers.
4887 Handle mode names which are attribute strings.
4888 * doc/md.texi (Substitutions): Rename from String Substitutions.
4889 Change references. Document using attributes as modes.
4891 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4893 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
4894 * tree-optimize.c (init_tree_optimization_passes) Swap
4895 pass_ch and pass_profile.
4896 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
4897 here. Remove rewrite_into_loop_closed_ssa call.
4899 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4901 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
4903 (legitimate_reload_constant_p): Add check for const double zero.
4904 * config/s390/s390.md: Add comment for constraint letter 'G'.
4905 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
4906 attributes for new case.
4907 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
4908 s390_const_double_ok_for_constraint_p.
4909 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
4912 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4914 PR tree-optimization/21170
4915 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
4916 rewrite_ssa_into_ssa in comments with update_ssa.
4918 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4920 * tree-ssa-loop-im.c: Include hashtab.h.
4921 (struct mem_ref_loc): New.
4922 (struct mem_ref): Describe the set of references with the same
4924 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
4925 maybe_queue_var, fem_single_reachable_address,
4926 for_each_memref, single_reachable_address,
4927 is_call_clobbered_ref, determine_lsm_reg): Removed.
4928 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
4929 hoist_memory_reference, memref_hash, memref_eq, memref_del,
4930 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
4932 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4933 (determine_lsm_loop): Rewritten.
4934 (determine_lsm): Do not set stmt uids.
4936 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4938 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4941 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4943 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4944 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4945 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4947 2005-05-10 Jeff Law <law@redhat.com>
4949 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4950 thread_across_edge for any abnormal edges.
4952 2005-05-10 Richard Henderson <rth@redhat.com>
4954 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4955 * config/ia64/ia64-protos.h: Declare it.
4956 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
4957 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
4958 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
4959 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
4960 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
4961 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
4962 extend result; use release semantics.
4963 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
4964 (sync_val_compare_and_swap_<IMODE>): Update to match.
4966 2005-05-10 Richard Henderson <rth@redhat.com>
4968 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
4969 before comparing it for success.
4971 2005-05-10 Richard Henderson <rth@redhat.com>
4973 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
4974 no return value pattern.
4976 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
4977 H.J. Lu <hongjiu.lu@intel.com>
4979 * libgcov.c (create_file_directory): New function. Create
4980 directory for the given file name.
4981 (gcov_max_filename): New static var. Keeps size of the longest
4983 (gcov_exit): Always try to create directory for output
4984 file. Relocate each filename basing on environment vars.
4985 (__gcov_init): Remember the longest file name.
4986 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
4987 * doc/gcov.texi (Cross-profiling): New node documenting
4988 cross-profiling management.
4989 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
4991 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
4993 * config/sparc/sparc.c (mem_min_alignment): Do not rely
4994 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
4996 2005-05-10 Bob Wilson <bob.wilson@acm.org>
4998 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
4999 case code to avoid one move instruction.
5000 (__umodsi3, __modsi3): Merge duplicated code sequences.
5002 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5004 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
5005 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
5006 * doc/invoke.texi: Fix typos.
5008 * tree-data-ref.c (analyze_array_indexes, analyze_array,
5009 init_data_ref, access_functions_are_affine_or_constant_p,
5010 free_data_refs): Use VEC instead of VARRAY.
5011 * tree-data-ref.h (data_reference): Change the type of
5012 access_fns to VEC(tree,gc)*.
5013 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
5015 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
5018 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
5019 * fold-const.c (fold): Expand the condition of reducing cond_expr.
5020 (contains_label_1, contains_label_p): New functions for checking
5021 labels in a sub-tree.
5023 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
5026 * c-decl.c (pushdecl): When there is a declaration in the current
5027 scope and the declarations are external linkage, check for
5028 compatibility with the type in the external scope and update the
5029 type in the external scope with the composite type information.
5030 Do not form a composite type of the new type and the visible type
5031 if they are incompatible.
5033 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
5035 * crtstuff.c: Revert part of 2005-05-08 Change.
5036 (IN_LIBGCC2): Define.
5038 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5040 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
5041 remove redundant test.
5042 (fp_mov_p): Accept 0.
5043 (fp_high_losum_p): Remove redundant test.
5044 * config/sparc/predicates.md (const_high_operand): Explicitly test
5045 (not small_int_operand).
5046 (fp_const_high_losum_operand): New.
5047 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
5048 (movdi_insn_sp32_v9): Use canonical predicates.
5049 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
5050 (movdi_insn_sp64_novis): Delete.
5051 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
5052 (movsf_insn_novis): Delete.
5053 (movsf_insn_vis): Rename into movsf_insn.
5054 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
5055 (movsf_lo_sum): Use fp_const_high_losum_operand.
5056 (movsf_high): Likewise.
5057 (movsf_high_losum splitter): Likewise.
5058 (mov<V32:mode> expander): Use register_or_zero_operand.
5059 (mov<V64:mode> expander): Likewise.
5060 (movdf_insn_sp32): Use register_or_zero_operand.
5061 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
5062 Rename into movdf_insn_sp32_no_fpu.
5063 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
5064 Rename into movdf_insn_sp32_v9_no_fpu.
5065 (movdf_insn_v9only_novis): Delete.
5066 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
5067 (movdf_insn_sp64_novis): Delete.
5068 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
5069 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
5070 Rename into movdf_insn_sp64_no_fpu.
5071 (movtf expander): Use register_or_zero_operand.
5072 (movtf_insn_sp32): Delete.
5073 (movtf_insn_vis_sp32): Use register_or_zero_operand.
5074 Rename into movtf_insn_sp32.
5075 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
5076 Rename into movtf_insn_sp32_no_fpu.
5077 (movtf_insn_hq_sp64): Delete.
5078 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
5079 Rename into movtf_insn_sp64_hq.
5080 (movtf_insn_sp64): Delete.
5081 (movtf_insn_vis_sp64): Use register_or_zero_operand.
5082 Rename into movtf_insn_sp64.
5083 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
5084 Rename into movtf_insn_sp64_no_fpu.
5086 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
5088 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
5089 gcc_assert and gcc_unreachable as appropriate.
5090 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
5091 xstormy16_output_cbranch_si, xstormy16_split_move,
5092 xstormy16_initial_elimination_offset,
5093 xstormy16_encode_section_info, xstormy16_print_operand_address,
5094 xstormy16_expand_call, xstormy16_expand_arith,
5095 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
5097 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5099 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
5100 const_copies to VEC(tree,heap)*.
5101 (new_elim_graph, delete_elim_graph, elim_graph_size,
5102 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
5105 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
5108 * doc/extend.texi (Type Attributes): Correct example syntax.
5110 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
5113 * doc/invoke.texi (-Wuninitialized): Update documentation.
5115 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
5117 * arm.c (const_ok_for_arm): Use a faster algorithm.
5119 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5122 * config/rs6000/rs6000.md (add_op2): New.
5123 (add<mode>3): Use it.
5125 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
5127 * arm.c (arm_gen_constant): Add new heuristic for generating
5128 constant integers that can be expressed as the difference of two
5131 2005-05-09 Roger Sayle <roger@eyesopen.com>
5133 * c-tree.h (parser_build_unary_op): New prototype.
5134 * c-typeck.c (parser_build_unary_op): New function to construct
5135 a unary operation in the C parser.
5136 * c-parser.c (c_parser_unary_expression): Use the new function
5137 parser_build_unary_op when appropriate.
5139 2005-05-09 Mark Mitchell <mark@codesourcery.com>
5142 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
5143 before outputting DWARF_FRAME_RETURN_COLUMN.
5145 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5147 * config/s390/s390.c: (s390_branch_condition_mask,
5148 s390_branch_condition_mnemonic, s390_extra_constraint_str,
5149 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
5150 legitimize_pic_address, s390_emit_tls_call_insn,
5151 legitimize_tls_address, legitimize_tls_address,
5152 s390_expand_addcc, print_shift_count_operand, print_operand,
5153 addr_generation_dependency_p, annotate_constant_pool_refs,
5154 s390_split_branches, find_constant_pool_ref,
5155 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
5156 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
5157 s390_output_pool_entry, s390_function_value,
5158 s390_call_saved_register_used, s390_emit_call): Replace
5159 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
5160 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
5161 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
5162 get_some_local_dynamic_name, s390_function_arg_size,
5163 s390_function_arg_advance, s390_function_arg,
5164 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
5165 default case by gcc_unreachable.
5166 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
5167 conditional abort by gcc_assert.
5168 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
5169 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
5171 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5173 * config/s390/s390.c: (s390_decompose_address,
5174 tls_symbolic_operand, legitimate_pic_operand_p,
5175 legitimate_constant_p, legitimate_reload_constant_p,
5176 s390_expand_plus_operand, legitimate_address_p,
5177 legitimate_la_operand_p, ): Remove 'register' from signature.
5178 (symbolic_reference_mentioned_p,
5179 tls_symbolic_reference_mentioned_p): Remove 'register' from local
5180 variable declarations.
5181 (legitimize_address): Remove 'register' from
5182 signature and local variable declarations.
5184 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5186 * config/s390/s390-protos.h: (s390_match_ccmode,
5187 s390_match_ccmode_set, reg_used_in_mem_p,
5188 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
5189 legitimate_la_operand_p, preferred_la_operand_p,
5190 s390_short_displacement, addr_generation_dependency_p,
5191 legitimate_reload_constant_p, legitimate_address_p): Change return type
5193 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
5194 * config/s390/s390.c: (s390_match_ccmode,
5195 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
5196 legitimate_reload_constant_p): Change return type into 'bool'.
5197 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
5198 Likewise. Additionally adapted comment.
5199 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
5200 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
5201 (s390_decompose_address): Change the type of the internal flags
5202 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
5203 (struct s390_address): Change type of "pointer" into bool.
5204 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
5205 Adapt calls for 's390_tm_ccmode' to the new signature.
5207 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5209 * config/s390/s390.c: (s390_match_ccmode_set,
5210 s390_branch_condition_mnemonic, s390_short_displacement,
5211 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
5212 print_shift_count_operand, get_some_local_dynamic_name,
5213 get_some_local_dynamic_name_1, reg_used_in_mem_p,
5214 addr_generation_dependency_p, s390_split_branches,
5215 annotate_constant_pool_refs, find_constant_pool_ref,
5216 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
5217 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
5218 s390_register_info, s390_frame_info, s390_init_frame_layout,
5219 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
5220 restore_gprs, s390_function_arg_size, s390_function_arg_float,
5221 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
5222 s390_encode_section_info, s390_cannot_force_const_mem,
5223 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
5224 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
5225 s390_adjust_priority, s390_issue_rate,
5226 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
5227 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
5228 s390_build_builtin_va_list, s390_gimplify_va_arg,
5229 s390_function_ok_for_sibcall, s390_call_saved_register_used,
5230 s390_pass_by_reference, s390_fixed_condition_code_regs,
5231 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
5232 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
5233 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
5234 s390_add_pool_insn, s390_find_pool, s390_add_constant,
5235 s390_find_constant, s390_add_execute, s390_find_execute,
5236 s390_execute_label, s390_execute_target, s390_dump_pool,
5237 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
5238 Move target macro definitions to the end of the file. Move several
5239 functions within the file to assure correct compiling.
5241 2005-05-09 Steven Bosscher <stevenb@suse.de>
5243 * calls.c (purge_reg_equiv_notes): Remove, fold into...
5244 (fixup_tail_calls): ...here. Only look at insns between the
5245 start of the function and the FUNCTION_BEG insn note.
5247 * gcse.c (one_cprop_pass): Fix typos in dumps.
5249 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
5251 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5253 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
5254 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
5255 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
5256 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
5258 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
5259 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
5260 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
5263 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5265 * config/s390/s390.md: ("gf") New mode attribute.
5266 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
5267 "fixuns_truncsfsi2"): Merge.
5268 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
5269 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
5270 "fix_truncsfsi2_ieee"): Merge.
5272 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5274 * config/s390/s390.md: ("FPR") New mode macro.
5275 ("de", "dee"): New mode attributes.
5276 ("cmpdf", "cmpsf"): Merge.
5277 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
5278 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
5279 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
5280 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
5281 ("floatdidf2", "floatdisf2"): Merge.
5282 ("adddf3", "addsf3"): Merge.
5283 ("*adddf3", "*addsf3"): Merge.
5284 ("*adddf3_cc", "*addsf3_cc"): Merge.
5285 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
5286 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
5287 ("subdf3", "subsf3"): Merge.
5288 ("*subdf3", "*subsf3"): Merge.
5289 ("*subdf3_cc", "*subsf3_cc"): Merge.
5290 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
5291 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
5292 ("muldf3", "mulsf3"): Merge.
5293 ("*muldf3", "*mulsf3" "): Merge.
5294 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
5295 ("*fmadddf", "*fmaddsf"): Merge.
5296 ("*fmsubdf", "*fmsubsf"): Merge.
5297 ("divdf3", "divsf3"): Merge.
5298 ("*divdf3", "*divsf3"): Merge.
5299 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
5300 ("negdf2", "negsf2"): Merge.
5301 ("*negdf2_cc", "*negsf2_cc"): Merge.
5302 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
5303 ("*negdf2", "*negsf2"): Merge.
5304 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
5305 ("absdf2", "abssf2"): Merge.
5306 ("*absdf2_cc", "*abssf2_cc"): Merge.
5307 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
5308 ("*absdf2", "*abssf2"): Merge.
5309 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
5310 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
5311 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
5312 ("*negabsdf2", "*negabssf2"): Merge.
5313 ("sqrtdf2", "sqrtsf2"): Merge.
5315 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5317 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
5319 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
5320 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
5321 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5322 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
5324 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
5325 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
5326 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
5327 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
5328 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
5329 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
5330 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
5331 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
5332 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
5333 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
5334 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
5335 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
5336 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
5337 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
5338 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
5339 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
5341 ("*divsf3"): Additionally rename second pattern to
5343 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5344 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
5345 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
5346 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
5347 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
5348 'type values' and rename 'type' value.
5349 ("*addsf3"): Additionally rename second pattern to
5352 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5354 * config/s390/s390.md: ("SHIFT"): New mode macro.
5355 ("lr", "shift"): New mode attributes.
5356 ("ashldi3", "lshrdi3"): Merge.
5357 ("*ashldi3_31", "*lshrdi3"_31): Merge.
5358 ("*ashldi3_64", "*lshrdi3"_64): Merge.
5359 ("ashlsi3", "lshrsi3"): Merge.
5361 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5363 * config/s390/s390.md: ("DSI", "SCOND"): New mode
5365 ("E", "g"): New mode attributes.
5366 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
5367 ("*adddi3_alc", "*addsi3_alc"): Merge.
5368 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
5369 ("*subdi3_slb", "*subsi3_slb"): Merge.
5370 ("adddicc", "addsicc"): Merge.
5371 ("*sconddi", "*scondsi"): Merge.
5372 ("*sconddi_neg", "*scondsi_neg"): Merge.
5373 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
5374 ("negdi2", "negsi2"): Extract expander pattern from
5375 "negsi2" and merge with "negdi2".
5376 ("*negdi2"): Merge with instruction pattern of "negsi2".
5377 ("*negdi2_cc", "*negsi2_cc"): Merge.
5378 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
5379 ("rotldi3", "rotlsi3"): Merge.
5381 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5383 * config/s390/s390.md: ("hc"): New mode attribute.
5384 ("extendhidi2", "extendqidi2"): Merge.
5385 ("*extendhidi2", "*extendqidi2"): Merge.
5386 ("extendhisi2", "extendqisi2"): Merge.
5387 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
5388 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
5389 Merged 2 define_split.
5390 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
5391 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
5393 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5395 * config/s390/s390.md: ("COMPARE"): New mode macro.
5396 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
5397 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
5398 "bungt", "bunle", "bunge", "bltgt"): Merge.
5400 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5402 * config/s390/s390.md: ("INT"): New mode macro.
5403 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
5406 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5408 * config/s390/s390.md: ("GPR", "P"): New mode macros.
5409 ("cmpdi", "cmpsi"): Merge.
5410 ("strlendi", "strlensi"): Merge.
5411 ("*strlendi", "*strlensi"): Merge.
5412 ("movmemdi", "movmemsi"): Merge.
5413 ("clrmemdi", "clrmemsi"): Merge.
5415 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5417 * config/s390/s390.md: ("HQI"): New mode macro.
5418 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
5419 ("*tmhi_full", "*tmqi_full"): Merge.
5420 ("*tsthiCCT", "*tstqiCCT"): Merge.
5421 ("*tsthi", "*tstqi"): Merge.
5422 ("*tsthi_cconly", "tstqi_cconly"): Merge.
5423 ("*sethighhisi", "*sethighqisi"): Merge.
5425 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5427 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
5428 config/alpha/unicosmk.h, config/arc/arc.md,
5429 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
5430 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
5431 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
5432 config/arm/semi.h, config/arm/uclinux-elf.h,
5433 config/arm/wince-pe.h, config/fr30/fr30.c,
5434 config/rs6000/altivec.h: Update copyright.
5436 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5438 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
5439 gcc_assert and gcc_unreachable as appropriate.
5440 (pdp11_output_function_epilogue, output_move_double,
5441 output_move_quad, print_operand_address, output_jump,
5442 output_addr_const_pdp11): Likewise.
5443 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
5444 ASM_OUTPUT_ALIGN): Likewise.
5445 * config/pdp11/pdp11.md: Likewise.
5446 (extendhisi2, subhi3, subqi3): Likewise.
5448 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5451 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
5454 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5456 * config/ia64/ia64.c: Fix a comment typo.
5458 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
5461 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
5462 (arm_override_options): Use them instead of manifest constants. Don't
5463 allow -march to override the -mtune setting.
5465 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5467 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
5468 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
5469 (function_arg_advance, function_arg, save_restore_insns,
5470 iq2000_expand_prologue, iq2000_output_conditional_branch,
5471 expand_one_builtin, print_operand):
5472 * config/iq2000/iq2000.md (tablejump): Likewise.
5474 2005-05-09 David Ung <davidu@mips.com>
5476 * config/mips/mips.h (processor_type): Add names for the 24K.
5477 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
5479 * config/mips/mips.md (cnv_mode): New attribute for recording the
5480 conversion types of float convert insns.
5481 (cpu): Add 24k and 24kx.
5482 (include): Include 24k.md file.
5483 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
5484 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
5485 (floatdisf2): Setup cnv_mode.
5486 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
5488 * config/mips/24k.md: New file, contains 24k DFA pipeline
5491 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5493 * config/sh/sh.c (print_operand_address): Use gcc_assert and
5494 gcc_unreachable as appropriate.
5495 (print_operand, prepare_move_operands, prepare_scc_operands,
5496 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
5497 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
5498 fixup_mova, gen_far_branch, sh_reorg, split_branches,
5499 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
5500 sh_set_return_address, sh_setup_incoming_varargs,
5501 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
5502 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
5503 check_use_sfunc_addr): Likewise.
5504 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
5505 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
5506 * config/sh/symbian.c (sh_symbian_mark_dllexport,
5507 sh_symbian_mark_dllimport): Likewise.
5508 * config/sh/sh.md: Likewise.
5509 (movdicc, call_pop, call_value_pop, casesi_worker_1,
5510 casesi_worker_2, casesi_shift_media, casesi_load_media,
5511 return_media): Likewise.
5513 2005-05-08 Roger Sayle <roger@eyesopen.com>
5516 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
5519 2005-05-08 Richard Henderson <rth@redhat.com>
5521 * config/alpha/alpha.c (adjust_address): Fix typo last change.
5523 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5525 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
5526 and -1 can happen in reg_renumber when no hard register is assigned.
5528 2005-05-08 Steven Bosscher <stevenb@suse.de>
5529 Kazu Hirata <kazu@cs.umass.edu>
5531 PR tree-optimization/14841, tree-optimization/15838
5532 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
5533 (evaluate_stmt): Call it.
5535 2005-05-08 Jakub Jelinek <jakub@redhat.com>
5537 * config/ia64/ia64.c (ia64_override_options): Don't set
5538 ia64_flag_var_tracking and clear flag_var_tracking here...
5539 (ia64_file_start): ... but here.
5541 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5543 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
5544 and gcc_unreachable as appropriate.
5545 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
5546 m68hc11_gen_highpart, print_operand, print_operand_address,
5547 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
5548 m68hc11_gen_movhi): Likewise.
5549 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
5550 * config/m68hc11/m68hc11.md: Reword comment.
5552 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5555 * config/m68hc11/predicates.md (splitable_operand): An immediate is
5558 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5560 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
5561 the 68HC12 address indirect addressing mode as it is not supported by
5563 * config/m68hc11/m68hc11-protos.h
5564 (m68hc11_valid_addressing_p): Declare.
5565 (m68hc11_add_mode): Declare.
5566 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
5567 register_indirect_p and export it.
5568 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
5569 instruction so that it is part of the good BB.
5570 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
5571 addressing with movw.
5572 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
5574 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
5575 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
5576 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
5578 ("*movhi_68hc12"): Handle movhi_const0.
5579 ("*subhi3", "subqi3"): Use general_operand for operand 1.
5580 ("*subhi3_zext"): Likewise.
5582 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5585 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
5586 operand 1 and fix constraints.
5587 ("mulqihi3"): Use general_operand for operand 2.
5589 2005-05-08 Julian Brown <julian@codesourcery.com>
5590 H.J. Lu <hongjiu.lu@intel.com>
5591 Paul Brook <paul@codesourcery.com>
5593 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
5594 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
5595 20050308/2.16.0 or newer for comdat group.
5596 * configure: Regenerated.
5597 * config.in: Regenerated.
5598 * varasm.c (default_function_rodata_section): Put .rodata section in
5599 COMDAT group when necessary.
5600 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
5602 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
5605 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5607 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
5609 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
5610 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
5611 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
5612 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5614 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5617 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
5618 64-bit constants on 64-bit hosts.
5619 (m68hc11_split_logical): Simplify.
5620 (m68hc11_split_move): Likewise.
5622 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5623 Paolo Bonzini <bonzini@gnu.org>
5625 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
5626 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
5627 * configure.ac (enable_checking): Fix typos in runtime_checking.
5628 (ENABLE_RUNTIME_CHECKING): Mark as target template.
5629 (xm_file): Prepend auto-host.h
5630 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
5631 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
5633 * crtstuff.c: Do not include auto-host.h.
5634 (IN_LIBGCC2): Do not define.
5635 * gcov-io.h: Include tconfig.h, not auto-host.h.
5636 * libgcc2.c: Do not include auto-host.h.
5637 (abort): Do not undefine.
5638 * libgcov.c: Remove unneeded comment about config.h.
5639 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
5640 * config.in, configure: Regenerated.
5642 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5643 Falk Hueffner <falk@debian.org>
5645 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
5646 and gcc_unreachable as appropriate.
5647 (get_aligned_mem, get_unaligned_address,
5648 alpha_emit_set_long_const, alpha_emit_conditional_branch,
5649 alpha_emit_setcc, alpha_emit_conditional_move,
5650 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
5651 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
5652 alpha_expand_unaligned_load, alpha_expand_block_move,
5653 alpha_expand_zap_mask, get_trap_mode_suffix,
5654 get_round_mode_suffix, get_some_local_dynamic_name,
5655 print_operand_address, function_arg, alpha_return_in_memory,
5656 function_value, alpha_expand_builtin,
5657 alpha_initial_elimination_offset, alpha_expand_epilogue,
5658 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
5659 alphaev5_next_group, alpha_align_insns,
5660 unicosmk_initial_elimination_offset, unicosmk_unique_section,
5661 unicosmk_ssib_name): Likewise.
5662 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5663 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
5664 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
5665 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
5666 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5667 * config/alpha/alpha.md (*divmodsi_internal_er,
5668 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
5669 call_nt, call_umk, call_vms, call_value, sibcall_value,
5670 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
5671 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
5672 * config/alpha/predicates.md (input_operand): Likewise.
5674 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5676 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
5677 gcc_unreachable, as appropriate.
5678 (frv_function_prologue, frv_alloc_temp_reg,
5679 frv_initial_elimination_offset, frv_expand_block_move,
5680 frv_expand_block_clear, frv_print_operand_jump_hint,
5681 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
5682 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
5683 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
5684 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
5685 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
5686 frv_in_small_data_p, frv_asm_out_constructor,
5687 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
5688 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
5689 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
5690 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
5691 sibcall_value, casesi): Likewise.
5693 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
5694 gcc_unreachable as appropriate.
5695 (print_operand_address, mn10300_print_reg_list, expand_prologue,
5696 expand_epilogue, notice_update_cc, initial_offset,
5697 mn10300_address_cost_1): Likewise.
5698 * config/mn10300/mn10300.md: Likewise.
5699 (absdf2, abssf2, negdf2, negsf2): Likewise.
5701 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5704 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
5706 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
5707 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
5708 including sunge_<mode> and sungt_<mode>.
5710 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5712 * integrate.h (get_hard_reg_initial_val): Change type of register
5713 parameter from int to unsigned int.
5714 (has_hard_reg_initial_val): Likewise.
5715 * integrate.c (get_hard_reg_initial_val): Likewise.
5716 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
5718 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5720 * except.c (eh_status): Change the type of ttype_data to
5722 (add_ttypes_entry, assign_filter_values,
5723 output_function_exception_table): Use VEC instead of VARRAY.
5725 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5727 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
5729 2005-05-07 Paul Brook <paul@codesourcery.com>
5731 * Makefile.in: Fix dependencies.
5732 (GCOV_IO_H, VARRAY_H): Set.
5734 2005-05-07 Anthony Green <green@redhat.com>
5737 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
5738 x$STMP_FIXPROTO test.
5739 * configure: Rebuilt.
5741 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5743 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
5744 inappropriate feature test macros if flag_iso.
5746 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5748 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
5750 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
5753 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
5754 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
5755 Handle moved operand being in special register.
5756 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
5757 presumed working insn.
5758 (mover2side): Add FIXME.
5760 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5762 * integrate.c (get_func_hard_reg_initial_val): Delete.
5763 (has_func_hard_reg_initial_val): Delete.
5764 (get_hard_reg_initial_val): Inline the old implementation of
5765 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
5766 instead of has_func_hard_reg_initial_val to test for an existing
5767 pseudo. Only create an rtx if a new initial value entry is needed.
5768 (has_hard_reg_initial_val): Scan the initial value list directly.
5769 Don't create an rtx.
5771 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5773 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
5775 * config.in (HAVE_AS_POPCNTB): New.
5776 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
5777 (HAVE_AS_POPCNTB): New.
5778 * configure: Regenerated.
5779 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
5780 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
5781 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
5782 and rs6000_sched_costly_dep.
5783 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
5784 (TARGET_XL_COMPAT): Delete.
5785 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
5786 (popcount<mode>2): New.
5787 (popcntb<mode>2): New.
5788 * config/rs6000/rs6000.opt (mpopcntb): New.
5790 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
5791 if variable name exists.
5793 2005-05-07 Matt Kraai <kraai@ftbfs.org>
5795 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
5797 2005-05-07 Richard Henderson <rth@redhat.com>
5800 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
5801 with constant offsets.
5803 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
5805 * config/v850/v850.c (print_operand): Use gcc_assert and
5806 gcc_unreachable, as appropriate.
5807 (print_operand_address, v850_handle_data_area_attribute,
5808 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
5809 v850_insert_attributes, construct_prepare_instruction): Likewise.
5810 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5811 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
5813 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
5815 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
5816 config/rs6000/rs6000.h: Fix comment typos.
5818 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5820 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
5821 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
5822 (mips_scalar_mode_supported_p): Delete.
5824 2005-05-06 Eric Christopher <echristo@redhat.com>
5826 * config/mips/mips.opt: Remove -mint64 option.
5827 * config/mips/mips.c (override_options): Remove -mint64
5829 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
5830 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
5831 64-bit integer handling.
5832 * doc/invoke.texi (Option Summary): Remove -mint64 for
5835 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5837 PR tree-optimization/19401
5838 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
5839 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
5840 (estimated_unrolled_size): New function.
5841 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
5842 tree_unroll_loops_completely): Always unroll loops if the code size
5844 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
5845 loops should be unrolled completely.
5846 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
5848 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5850 PR rtl-optimization/21254
5851 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
5852 assumptions for loops that otherwise do not roll.
5853 (find_simple_exit): Prefer # of iterations that is guaranteed
5855 * loop-unroll.c (decide_peel_once_rolling,
5856 decide_peel_completely): Check whether the loop is infinite.
5858 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
5860 * config/rs6000/sysv4.opt: Fix typo.
5862 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
5863 Jakub Jelinek <jakub@redhat.com>
5866 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
5867 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
5868 Don't use rep; movs{l,q} if the repetition count is really small,
5869 instead use a sequence of movs{l,q} instructions.
5871 2005-05-06 Jeff Law <law@redhat.com>
5873 PR tree-optimization/21380
5874 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
5875 thread through a block with no preds.
5877 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
5879 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
5880 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
5881 add_call_read_ops): Use VEC instead of VARRAY.
5883 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5885 * config/mcore/mcore.c (mcore_print_operand_address): Use
5886 gcc_assert and gcc_unreachable as appropriate.
5887 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
5888 mcore_output_andn, output_inline_const, mcore_output_move,
5889 mcore_output_movedouble, mcore_expand_block_move,
5890 layout_mcore_frame, mcore_initial_elimination_offset,
5891 mcore_expand_prolog, mcore_mark_dllexport,
5892 mcore_mark_dllimport): Likewise.
5893 * config/mcore/mcore.h (switch_to_section): Likewise.
5894 * config/mcore/mcore.md: Likewise.
5896 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
5898 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
5899 TARGET_PROFILE_KERNEL.
5901 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
5902 TARGET_PROFILE_KERNEL use.
5904 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5906 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
5907 and gcc_unreachable, as appropriate.
5908 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
5909 m32r_expand_prologue, m32r_output_function_epilogue,
5910 m32r_legitimize_pic_address, m32r_print_operand_address,
5911 emit_cond_move, m32r_function_symbol,
5912 m32r_output_block_move): Likewise.
5913 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5914 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
5915 *rev_zero_branch_insn): Likewise.
5917 2005-05-06 Jakub Jelinek <jakub@redhat.com>
5920 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
5921 if both NEWDECL and OLDDECL are already weak.
5923 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
5925 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5927 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
5928 Kaz Kojima <kkojima@gcc.gnu.org>
5930 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5933 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
5934 David Edelsohn <edelsohn@gnu.org>
5936 * config.gcc: Add .opt magic for the rs6000 ports.
5938 * doc/invoke.texi: Document -mabi= option properly. Document
5939 -misel and -mno-sel. Document -mspe and -mno-spe. Document
5940 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
5943 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
5944 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
5947 * config/rs6000/aix.opt: New.
5948 * config/rs6000/aix41.opt: New.
5949 * config/rs6000/aix64.opt: New.
5950 * config/rs6000/darwin.opt: New.
5951 * config/rs6000/linux64.opt: New.
5952 * config/rs6000/rs6000.opt: New.
5953 * config/rs6000/sysv4.opt: New.
5955 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5956 associated TARGET_*. Remove SUBTARGET_OPTIONS,
5958 Define TARGET_USES_SYSV4_OPT.
5959 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
5960 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
5961 TARGET_USES_AIX64_OPT.
5962 * config/rs6000/aix51.h: Same.
5963 * config/rs6000/aix52.h: Same.
5964 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
5965 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
5966 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
5967 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
5968 * config/rs6000/linux64.h: Use
5969 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
5971 * config/rs6000/rs6000.c: Remove definitions of
5972 rs6000_sched_restricted_insns_priority,
5973 rs6000_long_double_size_string, rs6000_altivec_vrsave,
5974 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
5975 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5976 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
5977 rs6000_alignment_string. Define rs6000_explicit_options.
5978 (rs6000_parse_abi_options): Remove.
5979 (rs6000_parse_alignment_option): Remove.
5980 (rs6000_parse_float_gprs_option): Remove.
5981 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
5982 TARGET_DEFAULT_TARGET_FLAGS.
5983 (rs6000_override_options): Revamp to use new .opt machinery.
5985 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
5986 of new .opt machinery. Remove target_flags. Redefine
5987 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
5988 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
5989 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
5990 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
5991 rs6000_longcall_switch, rs6000_default_long_calls,
5992 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
5993 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
5994 TARGET_ALTIVEC_VRSAVE.
5996 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
5998 * config.gcc (hppa1.1-*-rtems*): Remove.
5999 * config/pa/rtems.h: Remove.
6001 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
6003 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
6004 Exclude roe/603e multilib variants.
6006 2005-05-04 Denis Chertykov <denisc@overta.ru>
6009 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
6012 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
6014 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
6015 arm/pe.opt to $extra_options.
6016 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
6017 (target_float_abi_name, target_float_switch, target_abi_name)
6018 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
6019 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
6020 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
6021 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
6022 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
6023 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
6024 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
6025 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
6026 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
6027 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
6028 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
6029 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
6030 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
6031 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
6032 (arm_pic_register_string): Delete.
6033 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
6035 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
6036 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
6037 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
6038 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
6039 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
6040 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
6041 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
6042 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
6043 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
6044 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
6045 (SUBTARGET_SWITCHES): Delete.
6046 * config/arm/arm.c (target_float_switch): Delete.
6047 (arm_cpu_select): Moved from config/arm/arm.h.
6048 (target_fpu_name, target_fpe_name, target_float_abi_name)
6049 (target_abi_name, structure_size_string, arm_pic_register_string)
6050 (arm_select): Make static.
6051 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6052 (arm_handle_option): New function.
6053 (arm_override_options): Update target_flags checks for new mask names.
6054 Remove target_float_switch code.
6055 (arm_expand_prologue, thumb_expand_prologue): Check
6056 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
6057 * config/arm/arm.opt, config/arm/pe.opt: New files.
6059 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
6061 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
6062 gcc_unreachable as appropriate.
6063 (arc_double_limm_p, arc_setup_incoming_varargs,
6064 arc_compute_function_type, arc_output_function_prologue,
6065 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
6066 output_shift, arc_print_operand, arc_print_operand_address,
6067 arc_final_prescan_insn): Likewise.
6068 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
6070 2005-05-04 Geoffrey Keating <geoffk@apple.com>
6072 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
6077 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
6078 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
6079 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
6080 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
6081 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
6082 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
6083 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
6084 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
6086 2005-05-05 Paul Brook <paul@codesourcery.com>
6088 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
6089 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
6090 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
6091 and tree-data-ref.h with *_H variables.
6093 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
6095 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
6097 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
6099 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
6101 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
6103 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
6105 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
6107 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
6108 setting of vrsave register for current function after
6109 call to save_world is emitted.
6111 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
6113 * config/mmix/predicates.md: New file.
6114 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
6115 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
6116 (mmix_foldable_comparison_operator, mmix_comparison_operator)
6117 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
6118 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6120 * config/mmix/mmix.md: Include predicates.md.
6121 ("call", "call_value"): Force address to register if it isn't a
6122 mmix_symbolic_or_address_operand.
6124 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
6126 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
6127 the flags are of appropriate types.
6128 (num_ssa_operands): Generalize using the generic interface.
6129 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
6132 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
6134 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
6135 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
6137 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6139 * tree-outof-ssa.c (edge_leader, stmt_list,
6140 analyze_edges_for_bb): Use VEC instead of VARRAY.
6141 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
6142 (perform_edge_inserts): Call init_analayze_edges_for_bb and
6143 fini_analayze_edges_for_bb.
6145 2005-05-04 James E Wilson <wilson@specifixinc.com>
6148 * gcc.c (process_command): In the second argv scan loop, ignore
6149 Xassembler and Xpreprocessor, along with their argument.
6151 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6153 * tree-flow-inline.h, tree-ssa-operands.c,
6154 tree-ssa-operands.h, tree-ssa-opfinalize.h:
6155 Likewise. tree-vn.c: Fix comment typos.
6156 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
6158 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
6160 * doc/tm.texi (Target Hooks): Document
6161 TARGET_RESOLVE_OVERLOADED_BUILTIN.
6163 2005-05-04 Paul Brook <paul@codesourcery.com>
6165 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
6167 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6169 * dwarf2out.c (incomplete_types, retry_incomplete_types,
6170 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
6173 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
6174 get_expansion, expand_var_during_unrolling,
6175 insert_var_expansion_initialization,
6176 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
6179 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
6182 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
6185 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
6186 the same as INTEGER_TYPE.
6187 (fold_binary): Fold "bool_var != 0" to bool_var.
6188 Fold "bool_var == 1" to bool_var.
6190 2004-05-03 Richard Henderson <rth@redhat.com>
6193 * function.c (instantiate_virtual_regs_in_insn): Use the mode
6194 from recog_data instead of insn_data.
6196 2005-05-03 DJ Delorie <dj@redhat.com>
6198 * common.opt (fdiagnostics-show-option): No variable is needed.
6199 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
6200 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
6201 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
6202 Save and restore original message format. Use flag in context
6204 (warning): Don't test for enabled warnings here.
6205 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
6208 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
6210 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
6211 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
6212 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
6213 * aclocal.m4: Don't include accross.m4.
6214 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
6215 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
6216 * configure, config.in: Regenerate.
6218 2005-05-04 Jakub Jelinek <jakub@redhat.com>
6221 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
6222 (clear_storage): Add argument.
6223 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
6224 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
6226 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
6227 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
6228 (store_expr, store_constructor): Adjust callers.
6229 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
6230 to emit_block_move if CALL_EXPR_TAILCALL (exp).
6231 (expand_builtin_memmove): Add ORIG_EXP argument, copy
6232 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
6233 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
6234 with EXP. Pass EXP to expand_builtin_memmove.
6235 (expand_builtin_memset): Add ORIG_EXP argument, pass
6236 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
6237 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
6238 Pass EXP to expand_builtin_memset.
6239 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
6241 (expand_builtin_strncmp): Likewise.
6242 (expand_builtin_printf): Replace ARGLIST argument with EXP.
6243 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
6244 (expand_builtin_fprintf): Likewise.
6245 (expand_builtin): Adjust calls to
6246 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
6248 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
6251 PR rtl-optimization/21239
6252 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
6254 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6256 * tree-flow.h (tree_ann_common_d): Move aux to ...
6257 (stmt_ann_d): ... here.
6258 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
6259 move_computations_stmt, schedule_sm): Update references to
6261 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
6263 * tree-cfg.c (remove_bb): Remove a redundant call to
6265 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
6268 2005-05-03 Richard Henderson <rth@redhat.com>
6270 * config/rs6000/rs6000.c: Remove conflict markers.
6272 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
6274 2005-05-03 James E Wilson <wilson@specifixinc.com>
6276 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
6278 2005-05-03 DJ Delorie <dj@redhat.com>
6280 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
6281 decide if the warning will be printed.
6282 * calls.c (expand_call): Likewise.
6283 * function.c (init-function_start): Likewise.
6285 * common.opt (-fdiagnostics-show-option): New.
6286 * opts.c (option_enabled): Accept the option index instead of a
6287 pointer to the option descriptor.
6288 * opts.h (option_enabled): Likewise.
6289 * toplev.c (print_switch_values): Pass option index, not option
6291 * diagnostic.h (diagnostic_info): Add option_index.
6292 * diagnostic.c: Include opts.h.
6293 (diagnostic_set_info): Initialize option_index.
6294 (diagnostic_report_diagnostic): Amend option name if appropriate.
6295 (warning): Check to see if the specified warning is enabled.
6297 * doc/invoke.texi (-fdiagnostics-show-options): Document.
6299 2005-05-03 Richard Henderson <rth@redhat.com>
6301 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
6302 SPEC_OR_GEN_REGS definitions.
6304 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
6307 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
6308 for unavailable registers.
6310 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6312 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
6314 * cfglayout.c (block_locators_blocks,
6315 insn_locators_initialize, insn_scope): Use VEC instead of
6318 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
6319 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
6322 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6324 * config/sparc/predicates.md (const_compl_high_operand): New.
6325 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
6327 (sparc_emit_set_const64_quick1): Adjust for above change.
6328 (sparc_emit_set_const64_quick2): Likewise.
6329 (sparc_emit_set_const64_longway): Likewise.
6330 (sparc_emit_set_const64): Likewise.
6331 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
6332 movdi_const64_special): Delete.
6333 (logical constant splitters): Use const_compl_high_operand.
6335 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
6337 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
6338 rather than STRIP_NOPS.
6340 2005-05-03 Jakub Jelinek <jakub@redhat.com>
6342 PR rtl-optimization/21330
6343 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
6345 (unswitch_single_loop): Clear cinsn when retrying.
6348 * config/i386/i386.c (legitimize_address): When canonicalizing
6349 ASHIFT into MULT, multiply by 1 << shift_count instead of
6350 1 << log2 (shift_count).
6352 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
6354 * lambda-code.c (gcc_loop_to_lambda_loop,
6355 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
6356 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
6357 generic operand interface.
6358 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
6359 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
6360 generic operand interface.
6361 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
6362 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
6363 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
6364 num_imm_uses): Use ssa_use_operand_t.
6365 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
6366 get_v_must_def_ops): Delete.
6367 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
6368 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
6369 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
6370 get_v_must_def_kill_ptr): Delete.
6371 (delink_stmt_imm_use): Move and use new operand interface.
6372 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
6373 op_iter_next_tree): Use new operand implementation.
6374 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
6375 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
6377 (op_iter_next_mustdef, op_iter_next_maydef,
6378 op_iter_next_must_and_may_def): Delete. Replace with...
6379 (op_iter_next_maymustdef): New. Combine must and may next operations.
6380 (op_iter_init_maydef, op_iter_init_mustdef,
6381 op_iter_init_must_and_may_def): Use new interface.
6382 (single_ssa_tree_operand ): New. Process single operands only as trees.
6383 (single_ssa_use_operand): New. Process single operands only as uses.
6384 (single_ssa_def_operand): New. Process single operands only as defs.
6385 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
6387 (num_ssa_operands): New. Count the number of specified operands.
6388 (compare_ssa_operands_equal): New. Compare two statements' operands.
6389 (single_phi_def): New. Return true if PHI has one def of the specified
6391 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
6392 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
6393 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
6394 (struct stmt_ann_d): Operands field no longer require GTY().
6395 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
6396 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
6397 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
6398 dump_replaceable_exprs, rewrite_trees): Use generic interface.
6399 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
6400 Use use_operand_p instead of ssa_imm_use_t *.
6401 * tree-pretty-print.c (dump_vops): check if operands are active before
6402 dumping virtual operands.
6403 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
6404 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
6405 (ccp_fold): Use new interface.
6406 (ccp_visit_stmt): Remove unused variables and code.
6407 (convert_to_gimple_builtin): Insert statements before calling
6408 mark_new_vars_to_rename.
6409 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
6410 (copy_prop_visit_cond_stmt): Use generic interface.
6411 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
6412 annotation in table.
6413 (thread_across_edge): Use generic interface.
6414 (initialize_hash_element): Initialzie with stmt, not annotation.
6415 (eliminate_redundant_computations): Use generic interface.
6416 (record_equivalences_from_stmt): Pass stmt, not annotation.
6417 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
6419 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
6420 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
6421 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
6422 generic operand interface.
6423 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
6425 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
6427 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
6428 (build_defs, build_uses, build_v_may_defs, build_vuses,
6429 build_v_must_defs): Change type to struct opbuild_list_d.
6430 (ops_active): New. Operands active boolean.
6431 (operand_memory, operand_memory_index): New. Operand memory managers.
6432 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
6433 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
6434 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
6435 Change from functions to static variable list heads.
6436 (opbuild_initialize_virtual): New. Initialize a virtual build list.
6437 (opbuild_initialize_real): New. Initialize a virtual build list.
6438 (opbuild_free): New. Free a build list.
6439 (opbuild_num_elems): New. Number of items in a list.
6440 (opbuild_append_real): New. Add a real (tree *) operand.
6441 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
6442 (opbuild_first): New. Return first element index in a list.
6443 (opbuild_next): New. Return next element in a list.
6444 (opbuild_elem_real): New. Return real element.
6445 (opbuild_elem_virtual): New. Return virtual element.
6446 (opbuild_elem_uid): New. Return UID of virtual element.
6447 (opbuild_clear): New. Reset an operand list.
6448 (opbuild_remove_elem): New. Remove an element form a list.
6449 (ssa_operands_active): New. Return true if operand cache is active.
6450 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
6451 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
6452 (correct_use_link): Use use_operand_p.
6453 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
6454 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
6455 (cleanup_v_may_defs): Use new implmentation.
6456 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
6458 (append_def, append_use, append_v_may_def, append_vuse,
6459 append_v_must_def): Call opbuild_append routine instead of using varray.
6460 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
6461 global parse_old_ops variable.
6462 (free_ssa_operands): New implementation.
6463 (update_stmt_operands): Move. Change argument to build_ssa_operands.
6464 (copy_virtual_operands): Move. New generic implementation.
6465 (create_ssa_artficial_load_stmt): Move. New implementation.
6466 (swap_tree_operands): Update for new implementation.
6467 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
6468 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
6469 rather than a varray.
6470 (verify_imm_links): Use use_operand_p.
6471 (dump_immediate_uses_for): If the immediate use variable is a virtual
6472 variable, show the virtual ops in the stmt.
6473 * tree-ssa-operands.h (def_operand_p): No longer a structure.
6474 (NULL_DEF_OPERAND_P): Now a #define.
6475 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
6476 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
6477 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
6478 mustdef_optype_d): New. Use Linked list representation.
6479 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
6480 (struct ssa_operand_memory_d): New. Allocated Chunk node.
6481 (struct stmt_operands_d): Change to new pointers that are not GTY.
6482 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
6483 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
6484 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
6485 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
6486 SET_V_MUST_DEF_KILL): Delete.
6487 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
6488 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
6489 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
6490 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
6491 (enum ssa_op_iter_type): Operand iterator typechecking values.
6492 (struct ssa_operand_iterator_d): Use linked lists of operands.
6493 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
6494 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
6495 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
6496 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
6497 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
6498 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
6499 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
6500 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
6501 * tree-ssa-opfinalize.h: New. Function templates for expansion.
6502 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
6503 alloc_vuse, and alloc_mustdef.
6504 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
6505 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
6506 and finalize_ssa_v_must_def_ops.
6507 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
6508 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
6510 (compute_avail): Use generic iterator interface.
6511 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
6512 (stmt_makes_single_load, stmt_makes_single_store): Use
6514 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
6515 (statement_sink_location): Use generic interface.
6516 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
6517 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
6518 reset the immediate use link nodes.
6519 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
6520 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
6521 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
6522 (eliminate_tail_call): Use generic operand interface.
6523 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
6524 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
6526 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
6528 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
6529 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
6531 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
6532 Use statement pointer instead of vuse_optype. Use generic interface.
6533 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
6534 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
6535 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
6536 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
6537 * doc/tree-ssa.texi: Update documentation for operand interface.
6539 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
6541 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
6542 gcc_unreachable as appropriate.
6543 (machopic_function_base_name, machopic_indirect_data_reference,
6544 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
6545 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
6546 * config/rs6000/altivec.md (*mov<mode>_internal,
6547 build_vector_mask_for_load): Likewise.
6548 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
6549 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
6550 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
6551 * config/rs6000/predicates.md (easy_fp_constant,
6552 logical_operand): Likewise.
6553 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
6554 compute_save_world_info, rs6000_emit_prologue,
6555 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
6556 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
6559 2005-05-03 Uros Bizjak <uros@kss-loka.si>
6562 * convert.c (convert_to_integer): Convert ceil and floor in
6565 2005-04-29 Geoffrey Keating <geoffk@apple.com>
6568 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
6569 define_insn_and_split. Split only when memory operand is
6570 offsettable. Use adjust_address rather than plus_constant.
6571 (floatunssidf2_internal): Likewise.
6572 (fix_truncdfsi2_internal): Split only when memory operand is
6573 offsettable. Use adjust_address rather than plus_constant.
6574 (fix_trunctfsi2_internal): Likewise.
6575 (floatsidf2_internal): Likewise.
6577 2005-05-02 Diego Novillo <dnovillo@redhat.com>
6579 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
6580 (set_value_range_to_null): Likewise.
6581 (set_value_range_to_varying): New function. Use it in all
6582 call sites that used to call set_value_range (vr, VR_VARYING, ...).
6583 (extract_range_from_assert): If the integral type has a
6584 super-type, and LIMIT is not within MIN and MAX values of that
6585 type, set the resulting range to VR_VARYING.
6587 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
6589 * config/mmix/mmix.opt: New file.
6590 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
6591 (mmix_cc1_ignored_option): Don't declare.
6592 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
6593 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
6594 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
6595 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
6596 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
6597 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
6598 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
6599 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
6601 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
6602 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
6603 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6605 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
6608 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
6609 * c-decl.c (current_function_prototype_built_in,
6610 current_function_prototype_arg_types): New.
6611 (merge_decls): Keep source location of prototype followed by
6612 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
6613 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
6614 (start_function): Always set current_function_prototype_locus,
6615 current_function_prototype_built_in and
6616 current_function_prototype_arg_types. Check for external
6617 prototype whether or not visible for external function and set
6618 current_function_prototype_arg_types accordingly.
6619 (store_parm_decls_oldstyle): Use
6620 current_function_prototype_arg_types for checking old-style
6621 definition against prototype. Give warnings only if
6622 current_function_prototype_built_in).
6624 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6626 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
6627 (ggc_alloc_zone_stat): Don't define.
6628 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
6629 ggc_alloc_zone_pass_stat.
6630 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
6631 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
6632 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
6634 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6636 * calls.c (expand_call): Handle current_function_pretend_args_size
6637 when checking for sibcalls.
6639 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6641 PR tree-optimization/21294
6642 * tree-vrp.c (vrp_expr_computes_nonzero): New.
6643 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
6645 2005-05-02 Janis Johnson <janis187@us.ibm.com>
6648 * gcov-io.h: Declare gcov external functions hidden.
6650 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6652 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
6653 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
6654 Use VEC instead of VARRAY.
6657 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
6660 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
6662 * c-common.c (resolve_overloaded_builtin): Forward to target
6663 hook for BUILT_IN_MD built-ins.
6664 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
6665 for all types of built-in.
6666 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
6667 in the definition of the target hooks struct.
6668 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
6669 * config/rs6000/altivec.h: Rewritten.
6670 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
6671 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
6672 rs6000_builtin_type, rs6000_builtin_type_compatible,
6673 altivec_overloaded_builtins, rs6000_builtin_type,
6674 rs6000_builtin_type_compatible): New.
6675 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
6677 (def_builtin): Turn into a function. Check for duplicates and store
6678 the builtin into rs6000_builtin_decls.
6679 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
6680 bdesc_1arg): Add overloaded builtins.
6681 (altivec_expand_builtin): Check for unresolved overloaded builtins,
6682 do not support ALTIVEC_COMPILETIME_ERROR.
6683 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
6684 nodes to represent front-end types.
6685 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
6686 with opaque arguments and/or return values.
6687 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
6688 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
6689 (rs6000_builtin_type_index): New.
6690 (is_ev64_opaque_type): Rename to...
6691 (rs6000_is_opaque_type): ... this.
6692 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
6695 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6697 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
6700 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
6701 Bernd Schmidt <bernd.schmidt@analog.com>
6703 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
6704 print_address_operand, print_operand, legitimize_pic_address,
6705 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
6706 output_pop_multiple): Use gcc_assert or gcc_unreachable as
6708 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
6710 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
6712 * doc/passes.texi: Document vectorization pass.
6714 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6716 * tree-scalar-evolution.c (get_exit_conditions_rec,
6717 select_loops_exit_conditions,
6718 number_of_iterations_for_all_loops,
6719 analyze_scalar_evolution_for_all_loop_phi_nodes,
6720 scev_analysis): Use VEC instead of VARRAY.
6722 2005-05-02 Michael Matz <matz@suse.de>
6725 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
6726 (warn_strict_null_sentinel): Define.
6727 (check_function_sentinel): Check for null_node as valid sentinel too.
6728 * c-common.h (c_tree_index): Added CTI_NULL.
6729 (null_node) Define global_tree[CTI_NULL].
6730 (warn_strict_null_sentinel): Declare.
6731 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
6732 * c.opt: (Wstrict-null-sentinel): New C++ option.
6733 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
6735 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6737 * gimplify.c (gimplify_compound_lval): Use VEC instead of
6740 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
6742 * dwarf2out.c (decl_scope_table, push_decl_scope,
6743 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
6746 2005-05-01 Mark Mitchell <mark@codesourcery.com>
6749 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
6751 * doc/cpp.texi (__DEPRECATED): Document.
6752 (__EXCEPTIONS): Likewise.
6753 (__GXX_WEAK__): Likewise.
6755 * function.c (INVOKE__main): Do not define.
6756 (expand_main_function): Check HAS_INIT_SECTION when determining
6757 whether or not to call __main.
6759 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6761 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6763 2005-01-05 Paul Brook <paul@codesourcery.com>
6765 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
6766 (INITIALIZE_TRAMPOLINE): Use it.
6767 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
6768 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
6769 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
6771 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
6773 * doc/install.texi (Specific): Omit dots in the @anchors names
6774 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
6775 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
6777 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6779 PR tree-optimization/18316
6780 PR tree-optimization/19126
6781 * tree.c (build_int_cst_type): Avoid shift by size of type.
6782 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
6784 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6785 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
6787 (dump_cand): Dump depends_on information.
6788 (determine_biv_step): Add argument to simple_iv call.
6789 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
6790 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
6792 (add_candidate_1): Record depends_on for candidates.
6793 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
6794 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
6795 Handle ivs with nonconstant step.
6796 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
6797 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
6798 (create_new_iv): Unshare the step before passing it to create_iv.
6799 (free_loop_data): Free cand->depends_on.
6800 (build_addr_strip_iref): New function.
6801 (find_interesting_uses_address): Use build_addr_strip_iref.
6802 (strip_offset_1): Split the recursive part from strip_offset.
6803 Strip constant offset component_refs and array_refs.
6804 (strip_offset): Split the recursive part to strip_offset_1.
6805 (add_address_candidates): Removed.
6806 (add_derived_ivs_candidates): Do not use add_address_candidates.
6807 (add_iv_value_candidates): Add candidates with stripped constant
6808 offset. Consider all candidates with initial value 0 important.
6809 (struct affine_tree_combination): New.
6810 (aff_combination_const, aff_combination_elt, aff_combination_scale,
6811 aff_combination_add_elt, aff_combination_add,
6812 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
6813 fold_affine_sum): New functions.
6814 (get_computation_at): Use fold_affine_sum.
6815 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
6816 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
6819 2005-04-30 Michael Matz <matz@suse.de>
6821 * config/i386/i386.md (movmemsi): Also active when
6822 TARGET_INLINE_ALL_STRINGOPS.
6824 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
6827 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
6829 2005-04-30 Paul Brook <paul@codesourcery.com>
6831 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
6833 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
6834 * config/arm/ieee754-sf.S: Ditto.
6835 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
6836 (FUNC_ALIAS): Use .thumb_set for thumb routines.
6838 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6840 * tree-ssanames.c: Fix a comment typo.
6841 * doc/options.texi: Fix a typo.
6843 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
6845 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
6846 gcc_unreachable as appropriate.
6847 (split_adds_subs, cond_string, print_operand,
6848 h8300_initial_elimination_offset, h8300_classify_operand,
6849 h8300_unary_length, h8300_short_immediate_length,
6850 h8300_bitfield_length, h8300_binary_length,
6851 h8300_insn_length_from_table, compute_mov_length, output_plussi,
6852 compute_plussi_length, compute_plussi_cc, output_logical_op,
6853 compute_logical_op_length, compute_logical_op_cc,
6854 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
6855 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
6856 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
6857 h8300_regs_ok_for_stm): Likewise.
6858 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
6859 monitor_prologue): Likewise.
6861 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6863 * loop-invariant.c (invariants, create_new_invariant,
6864 get_inv_cost, best_gain_for_invariant,
6865 find_invariants_to_move, move_invariants,
6866 init_inv_motion_data, free_inv_motion_data): Use VEC instead
6869 2005-04-29 Richard Henderson <rth@redhat.com>
6871 * function.c (instantiate_decls): Remove valid_only argument.
6872 (instantiate_decls_1, instantiate_decl): Likewise.
6873 (instantiate_virtual_regs_1): Delete.
6874 (instantiate_virtual_regs_lossage): Delete.
6875 (instantiate_virtual_regs_in_rtx): New.
6876 (safe_insn_predicate): New.
6877 (instantiate_virtual_regs_in_insn): New.
6878 (instantiate_virtual_regs): Update to match all that. Only run
6879 instantiate_decls once.
6881 2005-04-29 Richard Henderson <rth@redhat.com>
6882 Daniel Jacobowitz <dan@codesourcery.com>
6884 * gengtype.c (write_func_for_structure): Split out ...
6885 (output_type_enum): ... new function. Fix thinko accessing
6886 TYPE_PARAM_STRUCT data.
6888 2005-04-29 Tom Tromey <tromey@redhat.com>
6890 * tree.c (build_block): Removed unused 'tags' argument.
6891 * tree.h (build_block): Removed argument.
6893 2005-04-29 Michael Matz <matz@suse.de>
6895 PR rtl-optimization/21144
6896 * postreload.c (reload_cse_move2add): Check for VOIDmode.
6898 2005-04-29 Bob Wilson <bob.wilson@acm.org>
6900 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
6901 flag_reorder_blocks.
6903 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6905 PR tree-optimization/21030
6906 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
6907 ranges where VR->MAX is smaller than VR->MIN.
6909 2005-04-29 Devang Patel <dpatel@apple.com>
6911 PR tree-optimization/21272
6912 PR tree-optimization/21266
6913 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
6915 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
6917 * tree-flow-inline.h: Fix a comment typo.
6918 * doc/tree-ssa.texi: Fix a typo.
6920 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
6922 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6924 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
6925 gcc_unreachable as appropriate.
6926 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
6927 fr30_print_operand, fr30_move_double): Likewise.
6928 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
6930 2005-04-29 Mark Mitchell <mark@codesourcery.com>
6932 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6933 definition has already been provided.
6934 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6935 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6936 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6938 2005-04-29 Jim Tison <jtison@us.ibm.com>
6940 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6941 trace hooks calls to improve performance.
6943 2005-04-29 Julian Brown <julian@codesourcery.com>
6944 Mark Mitchell <mark@codesourcery.com>
6945 Paul Brook <paul@codesourcery.com>
6947 * crtstuff.c: Handle targets that use .init_array.
6948 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6949 that INVOKE__main is set correctly.
6950 (expand_main_function): Test INVOKE__main.
6951 * libgcc2.c: Do not define __main when using .init_array.
6952 * config/arm/arm.c (arm_elf_asm_constructor): New function.
6953 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6955 (DTORS_SECTION_ASM_OP): Likewise.
6956 (CTOR_LIST_BEGIN): Define specially when in libgcc.
6957 (CTOR_LIST_END): Likewise.
6958 (DTOR_LIST_BEGIN): Likewise.
6959 (DTOR_LIST_END): Likewise.
6960 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
6961 (FINI_SECTION_ASM_OP): Likewise.
6962 (INIT_ARRAY_SECTION_ASM_OP): Define.
6963 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6964 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
6965 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
6966 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
6967 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
6969 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6971 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
6972 gcc_assert and gcc_unreachable as appropriate.
6973 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
6974 const_int_cost, output_move_const_into_data_reg,
6975 output_move_qimode, output_move_double, find_addr_reg,
6976 print_operand, print_operand_address): Likewise.
6977 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
6978 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
6979 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
6980 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
6981 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
6982 conditional_trap): Likewise.
6983 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
6985 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6987 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
6988 gcc_unreachable as appropriate.
6989 (gen_conditional_move, xtensa_split_operand_pair,
6990 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
6991 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
6992 xtensa_copy_incoming_a7, xtensa_output_literal,
6993 xtensa_output_literal, xtensa_output_literal): Likewise.
6994 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
6995 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
6996 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
6997 movsicc_internal1, movsfcc_internal0,
6998 movsfcc_internal1): Likewise.
7000 2005-04-28 James E Wilson <wilson@specifixinc.com>
7002 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
7003 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
7005 2005-04-28 DJ Delorie <dj@redhat.com>
7007 * opt-functions.awk (var_set): Emit proper initializer for
7008 non-target bitfields.
7010 2005-04-28 Devang Patel <dpatel@apple.com>
7012 * dbxout.c (have_used_extensions): Remove.
7013 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
7014 have_used_extensions.
7016 2005-04-28 James E Wilson <wilson@specifixinc.com>
7018 * doc/install.texi: Update -enable-languages info. Correct path to
7021 2005-04-28 DJ Delorie <dj@redhat.com>
7023 * optc-gen.awk (END): Make sure no variable is defined more
7025 * opth-gen.awk (END): Allocate bits on a per-variable basis.
7026 Allow for bitfield variables other than target_flags.
7027 * doc/options.text (Mask): Document that you may specify a
7028 variable other than target_flags.
7030 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
7032 PR rtl-optimization/18877
7033 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
7034 number in val.start.
7036 2005-04-28 David Edelsohn <edelsohn@gnu.org>
7039 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
7041 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
7042 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
7043 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
7045 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
7047 * arm.c (legitimize_pic_address): Fix sense of assertion test for
7048 creating pseudos when the base offset is too large.
7050 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7052 * global.c (earlyclobber_regclass): Change the type to
7054 (check_earlyclobber): Update uses of earlyclobber_regclass.
7055 (mark_reg_use_for_earlyclobber): Likewise.
7056 (calculate_local_reg_bb_info): Allocate and free
7057 earlyclobber_regclass using the VEC API.
7059 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
7061 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
7064 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7066 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
7069 * config.gcc: Obsolete c4x-* and tic4x-*.
7071 * tree.h (edge_def): Remove.
7073 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
7074 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
7075 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
7076 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
7079 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
7080 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
7081 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
7082 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
7083 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
7084 machmode.def, mips-tfile.c, params.c, pretty-print.c,
7085 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
7086 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
7087 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
7088 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
7089 config/i386/cygming.h, config/i386/djgpp.h,
7090 config/i386/lynx.h, config/i386/netware.c,
7091 config/i386/winnt.c, config/ia64/ia64-c.c,
7092 config/iq2000/iq2000.c, config/m32r/little.h,
7093 config/m68k/m68k-protos.h, config/m68k/m68k.h,
7094 config/m68k/m68k.md, config/mcore/mcore.c,
7095 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
7096 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
7097 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
7098 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
7099 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
7100 config/pdp11/pdp11.h, config/rs6000/darwin.h,
7101 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
7102 config/s390/2064.md, config/s390/2084.md,
7103 config/s390/s390-modes.def, config/s390/s390-protos.h,
7104 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
7105 config/stormy16/stormy16.c, config/vax/vax-protos.h,
7106 config/vax/vax.c, config/vax/vax.h,
7107 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
7110 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
7112 * c-typeck.c (build_compound_expr): Correct logic in last change.
7114 2005-04-27 James E. Wilson <wilson@specifixinc.com>
7116 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
7117 parameters. Replace conditional move code with assert checking for
7118 ar.lc. Delete obsolete comments.
7119 (set_src_needs_barrier): Delete cond parameter, and code using it.
7120 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
7121 assert checking for PR_REGS. Fix calls to update_set_flags and
7122 set_src_needs_barrier.
7123 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
7124 callers. Rewrite explanatory comment before the function.
7125 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
7128 2005-04-27 Mike Stump <mrs@apple.com>
7130 * doc/cpp.texi: gcc now implements universal character names.
7132 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7135 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
7136 being a compound expression whose right-hand side is cast to void.
7138 2005-04-27 Caroline Tice <ctice@apple.com>
7140 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7141 Remove targetm.have_named_sections test.
7142 (fix_edges_for_rarely_executed_code): Likewise.
7143 (insert_section_boundary_note): Likewise.
7144 (reorder_basic_blocks): Check partitioning flag before calling
7145 verify_hot_cold_block_grouping.
7146 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
7147 the function struct rather than global variables.
7148 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
7149 (COLD_END_LABEL): Likewise
7150 (cold_text_section_label): New static global variable.
7151 (cold_end_label): Likewise.
7152 (dwarf2out_switch_text_section): Get hot/cold section labels from
7153 the function struct rather than global variables; test to make sure
7155 (output_aranges): Use cold_text_section_label and cold_end_label;
7156 check partitioning flag before putting out delta.
7157 (output_ranges): Remove incorrect code attempting to use
7159 (output_line_info): Get cold section label from function struct; test
7160 to make sure cfun is defined.
7161 (add_location_or_const_value_attribute): Likewise.
7162 (dwarf2out_var_location): Likewise.
7163 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
7164 write out cold_text_section_label if partition flag is set.
7165 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
7166 * function.h (struct function): Add new fields to point to hot/cold
7167 section labels: hot_section_label, cold_section_label,
7168 hot_section_end_label and cold_section_end_label; also add new field
7169 for cold text section name, unlikely_text_section_name.
7170 * opts.c (decode_options): Turn off partitioning flag if
7171 !targetm.have_named_sections.
7172 * output.h (hot_section_label): Remove.
7173 (hot_section_end_label): Remove.
7174 (cold_section_end_label): Remove.
7175 (unlikely_section_label): Remove.
7176 (unlikely_text_section_name): Remove.
7177 * passes.c (rest_of_handle_final): Remove extra blank line.
7178 * varasm.c (unlikely_section_label): Remove.
7179 (hot_section_label): Remove.
7180 (hot_section_end_label): Remove.
7181 (cold_section_end_label): Remove.
7182 (unlikely_text_section_name): Remove.
7183 (initialize_cold_section_name): Modify to call
7184 targetm.strip_name_encoding; to store cold section name in current
7185 function struct, if it exists; and to only use the decl_section_name
7186 if flag_named_sections is true.
7187 (unlikely_text_section): Modify to get section name out of current
7188 function struct, if there is one; otherwise build it from
7189 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
7190 (in_unlikely_text_section): Likewise.
7191 (named_section): Modify to get/put cold section name in current function
7192 struct, if there is one.
7193 (function_section): Change 'bool unlikely' to 'int reloc'; check
7194 targetm.have_named_sections before calling named_section.
7195 (current_function_section): Likewise.
7196 (assemble_start_function): Modify to get/put unlikely_text_section_name
7197 in current function struct; modify to get hot/cold section labels
7198 from function struct; initialize labels using
7199 ASM_GENERATE_INTERNAL_LABEL;
7200 test partitioning flag before writing out hot section label.
7201 (assemble_end_function): Test partitioning flag before writing out
7202 hot/cold section labels.
7203 (default_section_type_flags_1): Get cold text section name from
7204 function struct if there is one; Set flags correctly for
7205 cold text section if there is not a current function struct.
7207 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7209 * tree-ssa-propagate.c (set_rhs): Revert last change.
7211 2005-04-27 Steve Ellcey <sje@cup.hp.com>
7213 * explow.c (convert_memory_address): Add gcc_assert.
7215 2005-04-27 Mark Mitchell <mark@codesourcery.com>
7217 * configure.ac: Check for ld --sysroot support.
7218 * gcc.c: Document %R specifier for specs.
7219 (SYSROOT_SPEC): New macro.
7220 (sysroot_spec): New variable.
7221 (static_specs): Add sysroot_spec.
7222 (main): Pass the sysroot spec to the linker if appropriate.
7223 * configure: Regenerated.
7224 * config.in: Likewise.
7226 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7228 * fold-const.c (fold_binary): Use build_fold_addr_expr
7229 for address calculation and INDIRECT_REF handling.
7231 2005-04-27 Andrew Haley <aph@redhat.com>
7233 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
7235 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7237 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
7238 pointer when thumb backtracing is on.
7240 * config/fp-bit.c (abort): Revert change.
7242 2005-04-27 Ian Lance Taylor <ian@airs.com>
7244 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
7246 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7248 * tree-ssa-dce.c: Fix a comment typo.
7250 2005-04-27 David S. Miller <davem@davemloft.net>
7252 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
7253 Kill setjmpless_size. current_function_calls_setjmp is completely
7254 computed when we are called, so just use the optimized size value
7255 instead of using REG_SAVE_AREA notes.
7256 (optimize_save_area_alloca): Delete....
7257 * rtl.h (optimize_save_area_alloca): Likewise...
7258 * passes.c (rest_of_compilation): and don't call it any more.
7259 * reg-notes.def (SAVE_AREA): Delete.
7261 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7263 * config/fp-bit.c (abort): Add noreturn attribute.
7265 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
7266 gcc_unreachable as appropriate.
7267 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
7268 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
7269 ASM_OUTPUT_REG_POP): Likewise.
7271 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
7273 * tree-complex.c (expand_vector_operations_1): Do not build
7274 VIEW_CONVERT_EXPR's for the lhs.
7276 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7278 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
7279 unnecessary noncanonical RTL handling.
7280 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
7281 gcc_assert and gcc_unreachable.
7283 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
7284 gcc_unreachable as appropriate.
7285 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
7286 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
7287 use_return_insn, const_ok_for_op, arm_gen_constant,
7288 arm_canonicalize_comparison, legitimize_pic_address,
7289 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
7290 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
7291 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
7292 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
7293 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
7294 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
7295 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
7296 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
7297 output_call, output_mov_long_double_fpa_from_arm,
7298 output_mov_long_double_arm_from_fpa,
7299 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
7300 output_move_double, arithmetic_instr, shift_op, int_log2,
7301 output_return_instruction, arm_output_function_prologue,
7302 arm_output_epilogue, arm_output_function_epilogue,
7303 emit_multi_reg_push, arm_get_frame_offsets,
7304 arm_compute_initial_elimination_offset, arm_expand_prologue,
7305 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
7306 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
7307 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
7308 thumb_compute_initial_elimination_offset,
7309 thumb_output_function_prologue, thumb_load_double_from_address,
7310 thumb_output_move_mem_multiple, thumb_reload_out_hi,
7311 arm_emit_vector_const, arm_dbx_register_number): Likewise.
7312 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
7313 * config/arm/arm.md (thumb_extendhisi2,
7314 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
7315 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
7316 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
7317 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
7318 * config/arm/cirrus.md (*cirrus_arm_movdi,
7319 *cirrus_movdf_hard_insn): Likewise.
7320 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7322 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7324 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
7325 (num_ssa_names): Use VEC_length.
7326 (ssa_names): Use VEC_index.
7327 * tree-ssanames.c (ssa_names): Change the type to
7329 (init_ssanames, fini_ssa_names, make_ssanames,
7330 release_ssa_name): Update uses of ssa_names.
7332 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
7333 Use fold_buildN instead of fold (buildN (...)).
7335 2005-04-27 Devang Patel <dpatel@apple.com>
7337 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
7339 2005-04-27 Matt Thomas <matt@3am-software.com>
7340 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
7342 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
7343 (vax_output_mi_thunk): Ditto.
7344 (vax_notice_cc_update): Ditto.
7345 (INDEX_REGISTER_P): Add trailing \.
7346 (BASE_REGISTER_P): Add trailing \.
7347 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
7349 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7351 * tree-ssa-propagate.c (set_rhs): Check operand of
7352 ADDR_EXPR for gimpliness, too.
7354 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7356 * tree-ssa-pre.c: Fix a comment typo.
7358 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7360 PR tree-optimization/21171
7361 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
7362 record address uses if the reference is volatile.
7364 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
7366 * tree-complex.c (expand_vector_operation): New, extracted from
7367 expand_vector_operations_1.
7368 (tree_vec_extract): Build a NOP_EXPR.
7369 (expand_vec_parallel): Do not care about returning the correct type.
7370 (expand_vector_operations_1): Call expand_vector_operation.
7371 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
7373 * tree-complex.c (gate_expand_vector_operations): New.
7374 (pass_lower_vector_ssa): Use it.
7375 * tree-optimize.c (init_tree_optimization_passes): Include
7376 pass_lower_vector_ssa.
7377 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
7378 (vectorizable_operation): Use it.
7379 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
7380 integer modes for the vector type.
7382 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7383 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
7384 Do not cope with UNITS_PER_SIMD_WORD == 0.
7385 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
7386 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
7387 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
7388 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7389 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7390 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7391 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7393 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
7394 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
7395 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
7397 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
7398 (UNITS_PER_SIMD_WORD): New.
7400 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7402 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
7403 gcc_unreachable as appropriate.
7404 (ia64_expand_load_address, ia64_expand_tls_address,
7405 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
7406 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
7407 next_scratch_gr_reg, ia64_initial_elimination_offset,
7408 ia64_expand_prologue, ia64_expand_epilogue,
7409 ia64_output_dwarf_dtprel, ia64_print_operand,
7410 ia64_register_move_cost, first_instruction, rws_access_regno,
7411 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
7412 ia64_sched_init, ia64_variable_issue,
7413 ia64_first_cycle_multipass_dfs_lookahead_guard,
7414 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
7415 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
7416 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
7417 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
7418 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7419 * config/ia64/predicates.md (got_symbolic_operand,
7420 sdata_symbolic_operand): Likewise.
7421 * config/ia64/vect.md (vcondv2sf): Likewise.
7423 2005-04-27 Matt Thomas <matt@3am-software.com>
7425 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
7426 CONSTANT_ADDRESS_P in config/vax/vax.h
7427 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
7428 (INDEX_REGISTER_P): New.
7429 (BASE_REGISTER_P): New.
7430 (indirectable_constant_address_p): New. Adapted from
7431 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
7432 (indirectable_address_p): New. Adapted from
7433 INDIRECTABLE_ADDRESS_P in vax.h.
7434 (nonindexed_address_p): New. Adapted from
7435 GO_IF_NONINDEXED_ADDRESS in vax.h.
7436 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
7437 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
7438 (legitimate_address_p): New. Adapted from
7439 GO_IF_LEGITIMATE_ADDRESS in vax.h.
7440 (vax_mode_dependent_address_p): New. Adapted from
7441 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
7442 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
7443 legitimate_constant_address_p.
7444 (CONSTANT_P): Use legitimate_constant_p.
7445 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
7446 (INDIRECTABLE_ADDRESS_P): Removed.
7447 (GO_IF_NONINDEXED_ADDRESS): Removed.
7448 (INDEX_TEMP_P): Removed.
7449 (GO_IF_REG_PLUS_INDEX): Removed.
7450 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
7451 definitions, depending on whether REG_OK_STRICT is defined.
7452 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
7453 Two definitions, depending on whether REG_OK_STRICT is defined.
7454 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
7456 (legitimate_constant_p): Prototype added.
7457 (legitimate_address_p): Prototype added.
7458 (vax_mode_dependent_address_p): Prototype added.
7460 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7462 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
7464 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7467 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
7470 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7473 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
7474 assertion failures, if __gcc_host_wide_int__ is not properly
7476 (init_dynamic_diag_info): Give errors, not assertion failures, if
7477 location_t, tree or __gcc_host_wide_int__ are not properly
7480 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7482 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
7483 n_iv_uses, iv_use, n_iv_cands, iv_cand,
7484 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
7485 prepare_decl_rtl, free_loop_data,
7486 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
7489 * tree.h (tree_phi_node): Add a comment about the order of PHI
7492 2005-04-26 Paul Brook <paul@codesourcery.com>
7494 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
7496 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
7498 * config/mips.mips.c (mips_legitimize_tls_address): Use
7501 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
7502 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
7503 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
7505 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
7508 2005-04-26 Jeff Law <law@redhat.com>
7510 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
7511 (op_iter_init_must_and_may_def): Likewise.
7512 (unmodifiable_var_p): Move to a later point in the file.
7513 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
7514 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
7515 (dse_record_phis): Directly check for virtual operands rather than
7516 using need_imm_uses_for.
7517 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
7518 store has multiple V_{MAY,MUST}_DEF operands.
7520 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
7522 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
7525 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7527 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
7528 call to find_edge outside a loop to go through a PHI chain.
7530 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
7532 PR tree-optimization/17598
7533 * fold-const.c (fold_binary): Fold comparisons of addresses
7534 of COMPONENT_REFs which reference the same field to
7535 comparisons of the addresses of the base objects.
7537 2005-04-26 Julian Brown <julian@codesourcery.com>
7539 * config/arm/arm.c (arm_return_in_msb): New function.
7540 (arm_must_pass_in_stack): New function.
7541 (TARGET_RETURN_IN_MSB): Define target hook.
7542 (TARGET_MUST_PASS_IN_STACK): Define target hook.
7543 (arm_function_value): Pad small aggregate return.
7544 (arm_pad_arg_upward): New function.
7545 (arm_pad_reg_upward): New function.
7546 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
7547 (FUNCTION_ARG_PADDING): Define macro.
7548 (BLOCK_REG_PADDING): Define macro.
7549 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
7550 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
7551 (arm_pad_reg_upward): Declare function.
7553 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7555 * basic-block.h (ei_cond): New.
7556 (FOR_EACH_EDGE): Call ei_cond.
7558 PR tree-optimization/21047
7559 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
7560 (fold): Don't handle ASSERT_EXPR.
7562 2005-04-25 Roger Sayle <roger@eyesopen.com>
7564 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
7565 all writes to any stack register as a read/write dependency on
7567 (sched_analyze_2): Likewise, for reads from any stack register.
7569 2005-04-25 Richard Henderson <rth@redhat.com>
7571 * final.c (output_addr_const): Revert 2005-04-09 change.
7573 2005-04-25 Mike Stump <mrs@apple.com>
7575 * config/darwin.c (darwin_encode_section_info): Always set
7576 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
7578 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7580 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
7581 gensupport.c, protoize.c, toplev.c: Replace calls to
7582 `unlock_stream' with `unlock_std_streams'.
7584 2005-04-25 Devang Patel <dpatel@apple.com>
7586 * dbxout.c (dbxout_type): Emit attribute vector.
7588 2005-04-05 Paul Brook <paul@codesourcery.com>
7590 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
7591 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
7592 * config/arm/arm.c (arm_cxx_atexit_name): New function.
7593 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
7594 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
7595 (register_dtor_fn): Likewise.
7596 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
7598 2005-04-25 Ian Lance Taylor <ian@airs.com>
7600 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
7601 * c-common.h (EXPR_STMT_EXPR): Don't define.
7602 (c_common_stmt_codes): Don't define.
7603 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
7604 * c-gimplify.c (gimplify_expr_stmt): Remove.
7605 (c_gimplify_expr): Remove EXPR_STMT case.
7606 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
7607 to INIT_STATEMENT_CODES.
7608 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
7610 2005-04-25 Jan Hubicka <jh@suse.cz>
7612 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
7614 * except.c: Include diagnostic.h
7615 (dump_eh_tree, verify_eh_tree): New functions.
7616 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
7617 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
7618 (dump_function_to_file): dump eh tree.
7619 * tree-eh.c (mark_eh_edge): New function.
7620 (mark_eh_edge_found_error): New static variable.
7621 (verify_eh_edges): New function.
7623 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
7625 * tree-ssa-alias.c (fieldoff_t): Remove.
7626 (fieldoff_s): typedef the structure itself. Create a vector of
7628 (push_fields_onto_fieldstack): Return count of fields pushed.
7629 Remove peeling of first field. Adjust.
7630 (fieldoff_compare): Adjust.
7631 (create_overlap_variables_for): Adjust.
7633 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7635 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
7637 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7640 * doc/install.texi: Document correct assembler and linker to use
7641 on i?86-*-solaris2.10.
7643 2005-04-25 Steven Bosscher <stevenb@suse.de>
7645 Fix PR tree-optimization/21173
7647 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
7648 Unshare expression we pass to force_gimple_operand.
7650 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
7651 Stephen Clarke <stevec@superh.com>
7652 Roger Sayle <roger@eyesopen.com>
7654 PR rtl-optimization/20413
7655 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
7656 VOIDmode for LABEL_REF.
7657 * final.c (shorten_branches): Likewise.
7658 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
7659 * loop.c (reg_dead_after_loop): Likewise.
7660 * varasm.c (decode_addr_const): Likewise.
7661 * doc/rtl.texi: Document mode requirement for LABEL_REF.
7663 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
7665 * config.gcc (avr-*-*): Remove redundant "case".
7667 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
7669 * tree-vect-analyze.c (vect_mark_relevant): Take
7670 VEC(tree,heap) instead of varray_type as an argument.
7671 (vect_mark_stmts_to_be_vectorized): Change the type of
7672 worklist to VEC(tree,heap). Adjust uses of worklist.
7674 2005-04-24 Devang Patel <dpatel@apple.com>
7676 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
7678 2005-04-24 Ian Lance Taylor <ian@airs.com>
7680 * c-semantics.c (build_stmt): Remove test of specific tree codes
7681 for TREE_SIDE_EFFECTS handling.
7683 2005-04-24 Per Bothner <per@bothner.com>
7685 * c-opts.c (finish_options): Make the line-number of the <built-in>
7686 location 0, as assumed elsewhere, rather than 1.
7688 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7690 * tree-ssa-uncprop.c (equiv_stack): Change the type o
7692 (tree_ssa_uncprop, uncprop_finalize_block,
7693 uncprop_initialize_block): Update uses of equiv_stack.
7695 2005-04-24 Richard Henderson <rth@redhat.com>
7698 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
7699 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
7701 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
7702 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
7703 <DIV, MOD>: Likewise.
7705 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7707 * collect2.c (main): Unlock the stdio streams.
7708 * gcc.c (main): Likewise.
7709 * gcov-dump.c (main): Likewise.
7710 * gcov.c (main): Likewise.
7711 * gen-protos.c (main): Likewise.
7712 * gensupport.c (init_md_reader_args_cb): Likewise.
7713 * protoize.c (main): Likewise.
7714 * toplev.c (general_init): Likewise.
7716 2005-04-24 Jakub Jelinek <jakub@redhat.com>
7719 * cgraph.h (cgraph_local_info): Add vtable_method field.
7720 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
7721 and node is vtable_method, finalized and not reachable, don't do
7724 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7726 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
7728 * tree-ssa-pre.c (create_value_expr_from): Use
7729 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
7730 * tree-ssa-propagate.c (stmt_makes_single_load,
7731 stmt_makes_single_store): Use REFERENCE_CLASS_P.
7732 * tree-vect-transform.c (vect_is_simple_cond): Use
7734 * tree-vrp.c (extract_range_from_assert,
7735 build_assert_expr_for, fp_predicate, has_assert_expr): Use
7738 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
7739 of tpa_to_clear to VEC(int,heap). Update uses of
7740 tpa_to_clear. Free tpa_to_clear at the end.
7742 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
7744 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
7747 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
7749 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
7750 and gcc_unreachable as appropriate.
7751 (num_insns_constant, output_vec_const_move,
7752 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
7753 rs6000_emit_set_const, rs6000_emit_move,
7754 spe_build_register_parallel, function_arg,
7755 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
7756 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
7757 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
7758 rs6000_common_init_builtins, expand_block_clear,
7759 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
7760 extract_ME, rs6000_get_some_local_dynamic_name,
7761 rs6000_output_function_entry, print_operand,
7762 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
7763 output_cbranch, output_e500_flip_gt_bit,
7764 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
7765 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
7766 compute_save_world_info, rs6000_stack_info,
7767 rs6000_emit_load_toc_table, rs6000_frame_related,
7768 spe_synthesize_frame_save, rs6000_emit_epilogue,
7769 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
7770 output_function_profiler, rs6000_trampoline_size,
7771 rs6000_initialize_trampoline, find_addr_reg,
7772 rs6000_machopic_legitimize_pic_address,
7773 rs6000_initial_elimination_offset,
7774 rs6000_dbx_register_number): Likewise.
7775 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
7776 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
7777 *movti_power, *movti_string, call, call_value, sibcall,
7778 sibcall_value): Likewise.
7779 * config/rs6000/spe.md (*movdf_e500_double,
7780 *movv2si_internal): Likewise.
7781 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
7784 2005-04-24 Richard Henderson <rth@redhat.com>
7787 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
7788 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
7789 Deny modes smaller than 4 bytes.
7790 * config/i386/i386-protos.h: Update.
7792 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
7794 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
7795 Switch h8300-*-rtems* to ELF.
7797 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7799 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
7801 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7803 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
7805 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
7808 * fold-const.c: Fold &a[i]-&a[j] to i-j.
7810 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7812 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
7813 definitions of ssa names in condition. Split recusive part to ...
7814 (tree_simplify_using_condition_1): New function.
7815 (expand_simple_operations): New function.
7817 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7819 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
7820 (find_interesting_uses_cond): Do not use integer_zerop and
7821 integer_nonzerop to check for integer constants.
7822 (set_use_iv_cost): Record the value field.
7823 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
7824 determine_use_iv_cost_outer): Set the value field of the cost pair.
7825 (may_eliminate_iv): Do not return the comparison code.
7826 (iv_elimination_compare): New function.
7827 (determine_use_iv_cost_condition): Set the value field. Record
7828 noneliminable invariants correctly.
7829 (rewrite_use_compare, rewrite_use_outer): Use the value field.
7831 2005-04-23 DJ Delorie <dj@redhat.com>
7833 * diagnostic.c (warning): Accept parameter to classify warning option.
7834 (warning0): New, for when a pointer to an error() like function is needed.
7835 * errors.c (warning): Likewise.
7836 * errors.h (warning, warning0): Adjust prototypes.
7837 * toplev.h (warning, warning0): Likewise.
7839 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
7840 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
7841 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
7842 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
7843 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
7844 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7845 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
7846 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
7848 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
7849 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
7850 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
7851 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
7852 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
7853 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
7854 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
7855 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
7856 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
7857 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
7858 config/rs6000/aix52.h, config/rs6000/darwin.h,
7859 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
7860 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7861 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
7862 config/stormy16/stormy16.c, config/v850/v850-c.c,
7863 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
7866 2005-04-23 Richard Henderson <rth@redhat.com>
7869 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
7870 performing some integral scalar simplifications.
7872 2005-04-23 Richard Henderson <rth@redhat.com>
7875 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
7876 simplifying CONST_VECTOR.
7878 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7880 * tree-ssa-live.c (live_worklist): Take a stack allocated on
7881 heap as an argument. Update uses of stack.
7882 (calculate_live_on_entry): Allocate stack on heap.
7884 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
7885 partition_link and tpa_nodes on heap.
7887 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
7888 (mark_stmt_necessary, propagate_necessity,
7889 mark_really_necessary_kill_operand_phis): Update uses of
7891 (tree_dce_init): Allocate worklist using VEC_alloc.
7892 (tree_dce_done): Free worklist using VEC_free.
7894 2005-04-23 Mike Stump <mrs@apple.com>
7896 * config/darwin.c (machopic_indirection_name): Don't use
7898 (darwin_emit_unwind_label): Use user_label_prefix instead of
7901 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7903 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
7905 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
7907 * config.gcc <cris-*>: Specify .opt files.
7908 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
7909 config/cris/linux.opt: New files.
7910 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
7911 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7912 (TARGET_ELF): Override to 0.
7913 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
7914 -melinux-stacksize=N.
7915 * config/cris/cris.c: (cris_handle_option): New function.
7916 (TARGET_DEFAULT_TARGET_FLAGS): Override.
7917 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
7918 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
7919 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
7920 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
7921 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
7922 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
7923 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
7924 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
7925 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
7926 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
7927 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
7928 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
7929 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
7930 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
7931 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
7932 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7933 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7934 (TARGET_LINUX): Define 0.
7935 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7936 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7937 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7938 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7939 (TARGET_LINUX): Override to 1.
7940 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7942 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
7944 * haifa-sched.c (schedule_block): Fix thinko in previous
7945 assertification patch.
7947 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
7949 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7950 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7951 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7952 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7953 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7954 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7955 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
7957 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
7958 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
7959 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
7960 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
7961 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
7962 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
7963 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
7964 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
7965 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
7966 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
7967 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
7968 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
7969 (SUBTARGET_OPTIONS): Delete.
7970 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
7971 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
7972 instead of a string.
7973 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
7974 (pa_cpu_string, pa_unix_string): Delete.
7975 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
7976 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
7978 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
7979 (pa_handle_option): New function.
7980 (override_options): Remove handling of -march=, -mfixed-range=,
7981 -mschedule= and -munix=.
7982 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
7983 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
7984 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
7985 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
7986 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
7987 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
7988 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
7990 * config/pa/pa.opt: New file.
7991 * config/pa/pa-hpux.opt: New file.
7992 * config/pa/pa-hpux1010.opt: New file.
7993 * config/pa/pa-hpux1111.opt: New file.
7994 * config/pa/pa64-hpux.opt: New file.
7996 2005-04-22 David S. Miller <davem@davemloft.net>
7998 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
7999 integer when it's mode is VOIDmode not DImode.
8001 2005-04-22 Geoffrey Keating <geoffk@apple.com>
8003 * config/rs6000/rs6000.md (sync_add<mode>_internal,
8004 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
8005 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
8006 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
8007 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
8008 "bne- $-xxx" rather than local labels.
8009 (sync_lock_release<mode>): Add second operand.
8010 (lwsync): Use .long rather than a more meaningful opcode.
8011 * doc/md.texi (Standard Names): Add description of second
8012 parameter to sync_lock_test_and_set.
8014 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8016 PR tree-optimization/21088
8017 * fold-const.c (fold_unary, fold_binary, fold_ternary):
8019 * tree-vrp.c (compare_values): Use fold_binary to compare
8020 pointers. Use boolean_type_node as the type of a comparison
8021 expression being folded.
8022 * tree.h: Add prototypes for fold_unary, fold_binary,
8025 * tree-ssa-dom.c: Fix formatting.
8027 2005-04-22 Diego Novillo <dnovillo@redhat.com>
8029 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
8030 * lambda-code.c (perfect_nestify): Mark virtual operands in
8031 the moved statement for renaming.
8032 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
8033 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
8034 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
8035 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
8036 * tree-flow.h (struct var_ann_d): Update comments.
8037 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
8038 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
8039 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
8040 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
8041 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
8042 debug_names_replaced_by): Remove declarations.
8043 (delete_update_ssa, get_current_def, set_current_def): Declare.
8044 (rewrite_into_loop_closed_ssa): Add new argument. Update
8046 * tree-into-ssa.c: Include params.h.
8047 (old_virtual_ssa_names): Remove. Update all users.
8048 (need_to_replace_names_p): Remove. Update all users.
8049 (struct update_ssa_stats_d): Declare.
8050 (update_ssa_stats): New local.
8051 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
8052 dump_tree_ssa_stats, debug_tree_ssa_stats,
8053 dump_update_ssa, debug_update_ssa,
8054 dump_names_replaced_by, debug_names_replaced_by): Declare.
8055 (get_current_def, set current_def): Make extern.
8056 (is_old_name, is_new_name): Protect against references
8057 past the end of the sets.
8058 (add_new_name_mapping): Assert that OLD and NEW are
8059 different SSA names for the same symbol.
8060 When adding a virtual mapping, update stats for virtual
8062 (insert_phi_nodes_for): If UPDATE_P is true, create the
8063 LHS of the new PHI by duplicating SSA name VAR.
8064 (insert_phi_nodes_1): Remove. Update all users.
8065 (insert_phi_nodes): Remove second argument. Update all
8067 (maybe_replace_use, maybe_replace_def): New.
8068 (rewrite_update_stmt): Call them.
8069 (mark_def_interesting): Remove calls to is_gimple_reg.
8070 (prepare_phi_args_for_update): Remove. Update all users.
8071 (prepare_block_for_update): Only process virtual operands
8072 and GIMPLE registers in normal form.
8073 (prepare_use_sites_for): New.
8074 (prepare_names_to_update): Rename from prepare_def_sites.
8075 Call prepare_use_sites_for.
8076 (dump_update_ssa): Rename from dump_repl_tbl.
8078 Show statistics for virtual mapping heuristic.
8079 (debug_update_ssa): Rename from debug_debug_repl_tbl.
8080 (init_update_ssa): Initialize UPDATE_SSA_STATS.
8081 (delete_update_ssa): Make extern.
8082 (mark_set_for_renaming): If the set is empty, do nothing.
8083 (release_ssa_name_after_update_ssa): Update comment.
8084 (insert_updated_phi_nodes_for): Do not remove existing
8085 PHI nodes for symbols.
8086 (switch_virtuals_to_full_rewrite_p): New.
8087 (switch_virtuals_to_full_rewrite): New.
8088 (update_ssa): Call them.
8089 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
8090 for every statement before updating.
8091 If all the names in NEW_SSA_NAMES have been marked for
8092 removal, do nothing.
8093 Only start at the top of the CFG if there are symbols in
8095 (ssa_rewrite_finalize_block): Remove.
8096 (ssa_register_new_def): Remove.
8097 (ssa_rewrite_stmt): Remove.
8098 (ssa_rewrite_phi_arguments): Remove.
8099 (ssa_rewrite_initialize_block): Remove.
8100 (ssa_mark_def_sites): Remove.
8101 (ssa_mark_def_sites_initialize_block): Remove.
8102 (ssa_mark_phi_uses): Remove.
8103 (rewrite_ssa_into_ssa): Remove.
8104 * tree-phinodes.c (find_phi_node_for): Remove.
8105 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8107 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
8108 Remove calls to verify_dominators and
8109 verify_loop_structure.
8110 (tree_unswitch_single_loop): Call update_ssa.
8111 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
8114 (delete_tree_ssa): Assert that need_ssa_update_p returns
8116 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
8117 * tree-vectorizer.c (allocate_new_names, rename_def_op,
8118 free_new_names): Remove. Update all users.
8119 (rename_use_op): Call get_current_def.
8120 (rename_variables_in_bb): Do not handle any real or
8122 (slpeel_update_phis_for_duplicate_loop): Call
8123 get_current_def and set_current_def instead of using
8125 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
8126 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
8127 ssa_names_to_replace and delete_update_ssa.
8128 * doc/invoke.texi: Document --param min-virtual-mappings
8129 and --param virtual-mappings-ratio.
8131 2005-04-22 Diego Novillo <dnovillo@redhat.com>
8133 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
8134 for newly created PHI nodes.
8135 Call create_new_def_for for every new V_MAY_DEF and
8136 V_MUST_DEF on the copied statement.
8137 (struct ssa_name_map_entry): Remove.
8138 (ssa_name_map_entry_hash): Remove.
8139 (ssa_name_map_entry_eq): Remove.
8140 (allocate_ssa_names): Remove.
8141 (rewrite_to_new_ssa_names_def): Remove.
8142 (rewrite_to_new_ssa_names_use): Remove.
8143 (rewrite_to_new_ssa_names_bb): Remove.
8144 (rewrite_to_new_ssa_names): Remove.
8145 (tree_duplicate_sese_region): Remove variables ver,
8146 definitions, phi, ssa_name_map and bi.
8147 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
8149 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8150 update_ssa instead of rewrite_ssa_into_ssa.
8151 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
8153 (find_uses_to_rename_use): Add argument 'need_phis'.
8154 (find_uses_to_rename_stmt): Do not scan virtual operands.
8155 (find_uses_to_rename): Only scan PHI nodes for
8157 (rewrite_into_loop_closed_ssa): Call update_ssa.
8158 (check_loop_closed_ssa_use): Ignore virtual operands.
8159 (check_loop_closed_ssa_stmt): Likewise.
8160 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
8162 (rename_variables, set_phi_def_stmts): Remove.
8163 (tree_duplicate_loop_to_header_edge): Reformat comment.
8164 Remove variables BB, I and DEFINITIONS.
8165 Call need_ssa_update_p.
8167 (lv_adjust_loop_header_phi): Reformat comment.
8168 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
8169 (marked_for_rewrite_p, any_marked_for_rewrite_p,
8170 mark_for_rewrite, unmark_all_for_rewrite,
8171 marked_ssa_names): Remove. Update all users.
8172 (release_ssa_name): If VAR has been registered for SSA
8173 updating, do nothing.
8174 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
8175 (build_assert_expr_for): Call register_new_name_mapping.
8176 (insert_range_assertions): Update call to update_ssa.
8177 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
8178 marked_for_rewrite_p, any_marked_for_rewrite_p,
8179 marked_ssa_names): Remove.
8181 2005-04-22 Jeff Law <law@redhat.com>
8183 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
8184 (restore_currdefs_to_original_value): Likewise.
8185 (register_definitions_for_stmt): Likewise.
8186 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
8187 for each variable. Do not allocate/free block_defs_stack either.
8188 Do not iterate if we just thread jumps. Only iterate if the
8189 tree_cleanup_cfg does useful work (temporary).
8190 (dom_opt_initialize_block): No longer push a marker on
8192 (dom_opt_finalize_block): Removal call to restore currdefs.
8193 Relax restrictions for recording edge equivalences.
8194 (record_equivalences_from_phis): No longer need to track
8196 (optimize_stmt): Similarly.
8197 (thread_across_edge): Simplify by removing the requirement that
8198 statements in the block we are threading through must be nops.
8199 (initialize_hash_element): Handle GOTO_EXPR.
8201 2005-04-22 David S. Miller <davem@davemloft.net>
8203 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
8205 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
8206 fix check on CONST_DOUBLE mode. It should be VOIDmode
8207 when it is representing an integer.
8209 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8211 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
8212 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
8213 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
8214 find_char_info_specifier_index,
8215 find_length_info_modifier_index): Likewise.
8216 * c-typeck.c (composite_type, pop_init_level): Likewise.
8217 * combine.c (cant_combine_insn_p, try_combine): Likewise.
8218 * cse.c (cse_insn): Likewise
8219 * dominance.c (calc_dfs_tree): Likewise
8220 dwarf2out.c (loc_descriptor_from_tree_1,
8221 add_abstract_origin_attribute, force_decl_die,
8222 force_type_die): Likewise
8223 emit-rtl.c (operand_subword_force): Likewise
8224 explow.c (hard_function_value): Likewise
8225 expmed.c (store_bit_field, expand_divmod,
8226 emit_store_flag_force): Likewise
8227 expr.c (emit_move_multi_word, store_expr,
8228 expand_expr_real_1): Likewise
8229 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
8230 output_operand): Likewise
8231 flow.c (recompute_reg_usage): Likewise
8232 * function.c (assign_stack_temp_for_type, assign_temp,
8233 handle_epilogue_set): Likewise
8234 * genextract.c (main): Likewise
8235 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
8236 gimplify_modify_expr_rhs, gimplify_expr): Likewise
8237 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
8238 ready_remove, rm_line_notes, rm_other_notes,
8239 schedule_block): Likewise
8240 mips-tfile.c (copy_object, out_of_bounds): Likewise
8242 2005-04-22 David Edelsohn <edelsohn@gnu.org>
8245 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
8246 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
8247 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
8248 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
8250 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
8252 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8254 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
8255 (gcc_tree_to_linear_expression): Convert to heap allocated
8257 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8258 lbv_to_gcc_expression, lle_to_gcc_expression,
8259 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8260 perfect_nestify): Likewise.
8261 lambda.h (gcc_loopnest_to_lambda_loopnest,
8262 lambda_loopnest_to_gcc_loopnest): Likewise.
8263 tree-loop-linear.c (linear_transform_loops): Likewise.
8265 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8267 * config/sparc/predicates.md (arith_double_operand): Use
8268 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
8269 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
8270 (DImode, DFmode constant splitters): Likewise. Remove code for
8271 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
8272 (logical constant splitters): Use const_int_operand predicate.
8273 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
8274 HOST_BITS_PER_WIDE_INT < 64.
8276 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8278 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
8279 gcc_unreachable as appropriate.
8280 (force_mode, emit_move_sequence, singlemove_string,
8281 output_move_double, output_fp_move_double, find_addr_reg,
8282 output_block_move, output_block_clear, output_and,
8283 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
8284 pa_adjust_cost, pa_issue_rate, print_operand,
8285 output_global_address, output_arg_descriptor, output_cbranch,
8286 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
8287 output_call): Likewise.
8288 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
8289 prefetch, prefetch_cc, prefetch_nocc): Likewise.
8291 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
8293 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
8294 _gcov_pow2_profiler and _gcov_one_value_profiler.
8295 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
8296 (GTFILES): Add $(srcdir)/tree-profile.c.
8297 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
8298 __gcov_one_value_profiler): Declare.
8299 * gimplify.c (force_gimple_operand): Check whether the statements
8300 should be produced in ssa form.
8301 (force_gimple_operand_bsi): New function.
8302 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
8303 __gcov_one_value_profiler): New functions.
8304 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
8305 the profiled value is a power of two or not.
8306 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
8307 * tree-flow.h (in_ssa_p): Declare.
8308 (force_gimple_operand_bsi): Declare.
8309 * tree-into-ssa.c (in_ssa_p): New variable.
8310 (rewrite_into_ssa): Set in_ssa_p.
8311 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
8312 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
8313 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
8314 tree_one_value_profiler_fn): New variables.
8315 (tree_init_edge_profiler): Initialize the profiler function decls.
8316 (tree_gen_edge_profiler): Use global gcov_type_node.
8317 (prepare_instrumented_value): New function.
8318 (tree_gen_interval_profiler, tree_gen_interval_profiler,
8319 tree_gen_one_value_profiler): Call the library functions instead of
8320 creating instrumentation code.
8321 * tree.c (build_fn_decl): New function.
8322 * tree.h (build_fn_decl): Declare.
8323 * value-prof.c (rtl_divmod_values_to_profile,
8324 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
8325 tree_mod_pow2_value_transform, tree_find_values_to_profile):
8326 Do not handle may_be_other and precise values of exponents at pow2
8328 (tree_mod_subtract_transform): Reflect that value field of
8329 histogram has changed meaning.
8330 (tree_divmod_values_to_profile): Record the values correctly.
8331 (tree_values_to_profile): Update comment.
8332 * value-prof.h (struct histogram_value_t): Remove pow2 data.
8334 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
8336 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
8339 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8341 * config/i386/i386.md (length_immediate): Use gcc_assert or
8342 gcc_unreachable, as appropriate.
8343 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
8344 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
8345 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
8346 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
8347 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8348 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
8349 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
8350 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
8351 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
8352 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
8353 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
8354 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8355 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
8356 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
8357 *prefetch_sse_rex): Likewise.
8358 * config/i386/predicates.md (x86_64_immediate_operand,
8359 x86_64_zext_immediate_operand, symbolic_operand,
8360 no_seg_address_operand, aligned_operand,
8361 memory_displacement_operand): Likewise.
8362 * config/i386/sse.md (*mov<mode>_internal,
8363 *movv2df_internal): Likewise.
8365 2005-04-22 Jan Hubicka <jh@suse.cz>
8367 * Makefile.in (ipa.o, ipa-inline.o): New files.
8368 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
8369 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
8370 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
8371 * cgraphunit.c (cgraph_default_inline_p,
8372 cgraph_decide_inlining_incrementally, ncalls_inlined,
8373 nfunctions_inlined, initial_insns, overall_insns,
8374 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
8375 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
8376 cgraph_mark_inline, cgraph_check_inline_limits,
8377 cgraph_default_inline_p, cgraph_recursive_inlining_p,
8378 update_callee_keys, lookup_recursive_calls,
8379 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
8380 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
8381 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
8382 pass_ipa_inline): Move to ipa-inline.c
8383 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
8385 * ipa-inline.c: New file.
8387 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8389 * doc/invoke.texi (SPARC options): Document that -mapp-regs
8390 is turned off by default on Solaris.
8392 2005-04-21 Roger Sayle <roger@eyesopen.com>
8394 * c-common.h (objc_build_method_signature): Update prototype.
8395 * stub-objc.c (objc_build_method_signature): Update the stub
8396 implementation to accept and ignore additional parameter.
8397 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
8398 the value of ellipsis to objc_build_method_signature instead
8399 of setting TREE_OVERFLOW on the parms TREE_LIST node.
8401 2005-04-21 Geoffrey Keating <geoffk@apple.com>
8403 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
8404 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
8405 gen_rtx_* not gen_rtx_fmt_*.
8406 (rs6000_emit_vector_select): Likewise.
8407 (rs6000_emit_sync): New.
8408 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
8409 (larx, stcx, cmp): New mode substitutions.
8410 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
8411 UNSPEC_ISYNC): New constants.
8412 (rlwinm): Give name.
8413 (memory_barrier, isync, lwsync): New insns.
8414 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
8415 (sync_lock_release<mode>): New expander.
8416 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
8417 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
8418 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
8419 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
8420 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
8421 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
8422 (sync_add<mode>_internal, sync_addshort_internal,
8423 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
8424 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
8425 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
8427 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
8428 is the memory before, not after, the operation. Clarify
8429 barrier requirements.
8431 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8433 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
8434 * lambda.h (lambda_vector_min_nz): Likewise.
8435 * langhooks.h (struct lang_hooks_for_types,
8436 struct lang_hooks): Likewise.
8437 * output.h (assemble_integer, this_is_asm_operands): Likewise.
8440 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
8442 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
8443 comments to avoid 'abort'. Use gcc_assert as necessary.
8444 * opts.c (common_handle_option): Likewise.
8445 * pretty-print.c (pp_base_format_text): Likewise.
8446 * print-rtl.c (print_rtx): Likewise.
8447 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
8448 * regmove.c (try_auto_increment): Likewise.
8449 * reload.c (find_valid_class, find_reloads_toplev,
8450 find_equiv_reg): Likewise.
8451 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
8452 merge_assigned_reloads): Likewise.
8453 * tree-inline.c (inline_forbidden_p_1,
8454 estimate_num_insns_1): Likewise.
8455 * tree-optimize.c (execute_todo): Likewise.
8456 * tree-outof-ssa.c (eliminate_phi): Likewise.
8457 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
8458 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
8459 * tree-ssa-operands.c (parse_ssa_operands,
8460 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
8461 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
8462 * tree-ssanames.c (release_ssa_name): Likewise.
8463 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
8464 walk_tree): Likewise.
8466 * tree-ssa-operands.c (verify_abort): Fold into ..
8467 (verify_imm_links): ... here.
8469 2005-04-21 Richard Henderson <rth@redhat.com>
8471 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
8472 on non-memory operand for previous inversion.
8474 2005-04-21 Devang Patel <dpatel@apple.com>
8476 PR optimization/20994
8477 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
8478 x = !(a == b) : p , q;.
8479 (pass_if_conversion): Verify stmts and flow.
8481 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8483 * optabs.c (gen_conditional_trap): Restore #define.
8485 * alias.c (true_dependence): Remove 'abort' from comments. Use
8486 gcc_assert and gcc_unreachable as appropriate.
8487 (canon_true_dependence): Likewise.
8488 * bb-reorder.c (connect_traces): Likewise.
8489 * c-common.c (c_add_case_label): Likewise.
8490 * c-decl.c (finish_function): Likewise.
8491 * caller-save.c (insert_restore, insert_save): Likewise.
8492 * cfg.c (update_bb_profile_for_threading): Likewise.
8493 * cfganal.c (flow_active_insn_p): Likewise.
8494 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8495 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
8496 cfg_layout_merge_blocks): Likewise.
8497 * ifcvt.c (cond_exec_process_insns, merge_if_block,
8498 find_if_block): Likewise.
8499 * integrate.c (allocate_initial_values): Likewise.
8500 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
8501 swap_condition, unsigned_condition, signed_condition,
8502 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
8503 reg_or_subregno): Likewise.
8504 * lambda-code.c (lambda_compute_auxillary_space,
8505 lambda_transform_legal_p): Likewise.
8506 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
8507 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
8508 lhd_incomplete_type_error, lhd_expand_expr,
8509 lhd_types_compatible_p, lhd_tree_size): Likewise.
8510 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
8511 * local-alloc.c (update_equiv_regs): Likewise.
8512 * loop-unroll.c (peel_loop_completely
8513 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
8514 peel_loop_simple, unroll_loop_stupid,
8515 analyze_iv_to_split_insn): Likewise.
8516 * loop.c (gen_prefetch, find_and_verify_loops,
8517 basic_induction_var): Likewise.
8518 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
8519 * value-prof.c (tree_find_values_to_profile): Likewise.
8520 * varasm.c (named_section, default_assemble_integer,
8521 decode_addr_const): Likewise.
8523 2005-04-21 Alan Modra <amodra@bigpond.net.au>
8524 Fariborz Jahanian <fjahanian@apple.com>
8526 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
8527 portion of argument passed in fpr.
8528 * expr.c (emit_push_insn): Fix computation of 'offset' used to
8529 decide on partial argument save on stack.
8531 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8533 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
8536 2005-04-21 Jan Hubicka <jh@suse.cz>
8538 * cgraphunit.c: Include tree-pass.h
8539 (cgraph_decide_recursive_inlining,
8540 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
8541 cgraph_decide_inlining): Dump goes to dump_file.
8542 (cgraph_optimize): Call ipa passes instead of inliner.
8543 (cgraph_gate_inlining, pass_ipa_inline): New.
8544 * tree-optimize.c (all_ipa_passes): New static variable.
8545 (register_one_dump_file): Dead with IPA passes.
8546 (register_dump_files): Likewise.
8547 (init_tree_optimization_passes): Initialize IPA passes.
8548 (execute_todo): Do cgraph dump when asked to, do not dump function body
8550 * tree-pass.h (TODO_dump_cgraph): New macro.
8551 (ipa_passes): Declare.
8552 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
8554 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8556 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
8557 gcc_assert instead of abort.
8558 (classify_argument, examine_argument, construct_container,
8559 contains_128bit_aligned_vector_p, ix86_check_movabs,
8560 standard_80387_constant_opcode, standard_80387_constant_rtx,
8561 ix86_initial_elimination_offset, ix86_compute_frame_layout,
8562 pro_epilogue_adjust_stack, ix86_expand_epilogue,
8563 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
8564 legitimize_tls_address, output_pic_addr_const,
8565 i386_output_dwarf_dtprel, put_condition_code, print_reg,
8566 get_some_local_dynamic_name, print_operand, print_operand_address,
8567 output_387_binary_op, emit_i387_cw_initialization,
8568 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
8569 ix86_expand_clear, ix86_expand_binary_operator,
8570 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
8571 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
8572 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
8573 ix86_expand_branch, ix86_expand_setcc,
8574 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
8575 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
8576 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
8577 memory_address_length, ix86_attr_length_immediate_default,
8578 ix86_attr_length_address_default, ix86_agi_dependant,
8579 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
8580 ix86_expand_binop_builtin, ix86_force_to_memory,
8581 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
8582 x86_emit_floatuns): Likewise.
8583 * config/i386/netware.c (gen_regparm_prefix,
8584 i386_nlm_strip_name_encoding): Likewise.
8585 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
8587 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8589 * optabs.c (gen_condiational_trap): Remove #define.
8590 (add_equal_note): Assertify. Remove explicit indirection from
8591 call via function pointer.
8592 (expand_ternary_op, expand_simple_binop, expand_binop,
8593 expand_twoval_unop, expand_twoval_binop,
8594 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
8595 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
8596 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
8597 prepare_float_lib_cmp, emit_conditional_move,
8598 emit_conditional_add, gen_add2_insn, gen_add3_insn,
8599 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
8600 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
8601 vector_compare_rtx, expand_vec_cond_expr): Likewise.
8603 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8605 * vec.h: Update API to separate allocation mechanism from type.
8606 (VEC_safe_grow): New.
8607 * vec.c (calculate_allocation): New.
8608 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
8609 (vec_gc_free, vec_heap_free): Remove.
8610 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
8612 (mangle_macro_name): New.
8613 (struct macro_def): New.
8614 (struct macro): Add multiple argument values.
8615 (macro_expans_end): New.
8616 (push_macro_expansion): Chain on new macro. Process multiple
8617 args, create follow on expansion. Return follow on argument.
8618 (macro_input): Deal with multiple arguments.
8620 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
8621 (struct tree_binfo): Adjust.
8622 * basic-block.h: Define VEC(edge,gc).
8623 (struct edge_def): Adjust.
8624 (struct basic_block_def, struct edge_iterator): Likewise.
8625 (ei_container, ei_start_1, ei_last_1): Likewise.
8626 * cfg.c (connect_src, connect_dest): Likewise.
8627 * cfgrtl.c (force_nonfallthru_and_redirect)
8628 * dbxout.c (dbxout_type)
8629 * dwarf2out.c (gen_member_die)
8630 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
8631 (gcc_tree_to_linear_expression): Adjust.
8632 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8633 lbv_to_gcc_expression, lle_to_gcc_expression,
8634 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8635 perfect_nestify): Likewise.
8636 * lambda.h (gcc_loopnest_to_lambda_loopnest,
8637 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
8638 * profile.c (instrument_values): Adjust.
8639 * tree-cfg.c (modified_noreturn_calls): Adjust.
8640 (remove_fallthru_edge): Likewise.
8641 * tree-dump.c (dequeue_and_dump): Adjust.
8642 * tree-flow-inline.h (mark_stmt_modified): Adjust.
8643 * tree-flow.h (modified_noreturn_calls): Adjust.
8644 (tree_on_heap): Remove. (yay!)
8645 (register_new_def): Adjust.
8646 * tree-into-ssa.c: Define VEC(int,heap).
8647 (block_defs_stack): Adjust.
8648 (find_idf, insert_phi_nodes, register_new_def,
8649 rewrite_initialize_block, rewrite_finalize_block,
8650 register_new_update_single, rewrite_update_init_block,
8651 rewrite_update_fini_block, rewrite_blocks,
8652 ssa_rewrite_finalize_block, ssa_register_new_def,
8653 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
8654 * tree-loop-linear.c (linear_transform_loops): Adjust.
8655 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
8656 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
8657 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
8658 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
8659 vrp_variables_stack): Adjust declarations.
8660 (tree_ssa_dominator_optimize): Adjust.
8661 (dom_opt_initialize_block, remove_local_expressions_from_table,
8662 restore_nonzero_vars_to_original_value,
8663 restore_vars_to_original_value,
8664 restore_currdefs_to_original_value, dom_opt_finalize_block,
8665 record_var_is_nonzero, record_cond, record_const_or_copy_1,
8666 optimize_stmt, update_rhs_and_lookup_avail_expr,
8667 lookup_avail_expr, record_range): Likewise.
8668 * tree-ssa-pre.c: Define VEC(basic_block,heap).
8669 (compute_antic_aux): Adjust.
8670 (inserted_exprs, create_expression_by_pieces,
8671 insert_into_preds_of_block, eliminate, mark_operand_necessary,
8672 remove_dead_inserted_code, fini_pre): Likewise.
8673 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
8674 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
8675 ssa_prop_init): Likewise.
8676 * tree-ssa.c: Define VEC(bitmap,heap).
8677 (verify_name_tags): Adjust.
8678 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
8679 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
8680 tree_divmod_values_to_profile, tree_find_values_to_profile,
8681 value_profile_transformations): Likewise.
8682 * value-prof.h: Define VEC(histogram_value,heap).
8683 * varasm.c: Remove alias_pair pointer typedef, define
8685 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
8687 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
8688 not a pointer to it. Create an object vector.
8689 (extern_symbols): Turn into an object vector.
8690 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
8692 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
8695 * Makefile.in (tree-chrec.o): Depend on params.h.
8696 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
8698 * tree-chrec.c: Depend on params.h. Replace build with buildN,
8699 and fold build with fold_buildN.
8700 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
8701 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
8702 (tree_contains_chrecs): Compute an estimation of the size of the
8704 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
8705 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
8706 * tree-scalar-evolution.c (simple_iv): Ditto.
8707 * doc/invoke.texi (scev-max-expr-size): Documented.
8709 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
8711 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
8712 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
8713 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
8714 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
8715 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
8716 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
8717 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
8718 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
8719 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
8720 (darwin_fix_and_continue_switch): Delete.
8721 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
8722 (SUBTARGET_SWITCHES): Delete.
8723 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
8724 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
8725 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
8726 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
8727 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
8728 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
8729 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
8730 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
8731 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
8732 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
8733 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
8734 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
8735 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
8736 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
8737 (TARGET_64BIT): Undef before redefining.
8738 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
8739 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
8740 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
8741 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
8742 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
8743 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
8744 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
8745 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8746 (ix86_debug_arg_string, ix86_debug_addr_string)
8747 (ix86_align_loops_string, ix86_align_jumps_string)
8748 (ix86_align_funcs_string): Delete.
8749 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
8750 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
8751 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
8752 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
8753 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
8754 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
8755 (SUBTARGET_SWITCHES): Delete.
8756 * config/i386/i386.c (ix86_debug_arg_string): Delete.
8757 (ix86_debug_addr_string): Delete.
8758 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
8759 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
8760 (ix86_align_loops_string, ix86_align_jumps_string)
8761 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8762 (ix86_align_funcs_string): Make static.
8763 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8764 (ix86_handle_option): New function.
8765 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
8766 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
8767 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
8768 of darwin_fix_and_continue_switch.
8769 (darwin_one_byte_bool): Delete.
8770 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
8771 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
8772 to darwin_one_byte_bool.
8773 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
8774 * config/i386/djgpp.opt, config/i386/i386.opt,
8775 * config/i386/sco5.opt: New files.
8777 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8779 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
8780 fp_zero_operand, fp_register_operand, intreg_operand,
8781 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
8782 call_operand, call_operand_address, tgd_symbolic_operand,
8783 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
8784 symbolic_operand, symbolic_memory_operand, label_ref_operand,
8785 sp64_medium_pic_operand, data_segment_operand,
8786 text_segment_operand, splittable_symbolic_memory_operand,
8787 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
8788 eq_or_neq, normal_comp_operator, noov_compare_op,
8789 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
8790 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
8791 const64_operand, const64_high_operand, arith11_operand,
8792 arith10_operand, arith_double_operand, arith_double_4096_operand,
8793 arith_double_add_operand, arith11_double_operand,
8794 arith10_double_operand, small_int, small_int_or_double,
8795 uns_small_int, uns_arith_operand, clobbered_register,
8796 input_operand, compare_operand): Delete.
8797 (sparc_emit_set_const32): Use predicates in assertion. Remove special
8798 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
8799 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
8800 (GEN_HIGHINT64, GEN_INT64): Delete.
8801 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
8802 gen_safe_XOR64): Adjust for above deletion.
8803 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
8804 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
8805 (legitimate_constant_p): Use const_zero_operand instead.
8806 (sparc_extra_constraint_check): Likewise.
8807 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
8808 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
8809 (PREDICATE_CODES): Delete.
8810 * config/sparc/sparc.md: Include predicates.md.
8811 (All patterns): Adjust for new predicate names.
8812 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
8813 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
8814 (movdi): Use general_operand predicate.
8815 (movdi_sp64_dbl): Delete.
8816 (movdi_const64_special): Add 'N' constraint.
8817 (movdicc): Use arith10_operand predicate.
8818 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
8819 (movdi_cc_reg_sp64): Use arith10_operand predicate.
8820 (movdi_cc_reg_sp64_trunc): Delete.
8821 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
8822 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
8823 (subdi3_sp32): Delete.
8824 (subdi3_insn_sp32): Change to define_insn_and_split.
8825 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
8826 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
8827 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
8828 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
8829 small_int_operand predicate.
8830 (divdi3, udivdi3): Use arith_operand predicate.
8831 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
8832 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
8833 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
8834 (xordi3_sp64_dbl): Delete.
8835 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
8836 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
8837 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
8838 cmp_ccx_set_not): Use arith_operand predicate.
8839 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
8840 * config/sparc/predicates.md: New file.
8842 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8844 PR tree-optimization/14846
8845 * fold-const.c (fold_single_bit_test_into_sign_test): New,
8847 (fold_single_bit_test): ... here.
8848 (fold_binary): Call fold_single_bit_test_into_sign_test
8849 instead of fold_single_bit_test.
8851 2005-04-20 James E Wilson <wilson@specifixinc.com>
8854 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
8855 is another declaration.
8857 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
8859 * config/cris/predicates.md: New file.
8860 * config/cris/cris-protos.h (cris_store_multiple_op_p)
8861 (cris_movem_load_rest_p): Declare.
8862 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
8863 (cris_movem_load_rest_p): Ditto. Globalize.
8864 (cris_bdap_operand, cris_bdap_biap_operand,
8865 cris_orthogonal_operator, cris_commutative_orth_op,
8866 cris_operand_extend_operator,
8867 cris_additive_operand_extend_operator, cris_extend_operator,
8868 cris_plus_or_bound_operator, cris_mem_op,
8869 cris_general_operand_or_symbol,
8870 cris_general_operand_or_gotless_symbol,
8871 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
8872 cris_load_multiple_op): Remove predicate functions.
8873 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
8874 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
8875 * config/cris/cris.h (PREDICATE_CODES): Don't define.
8876 * config/cris/cris.md: Include predicates.md.
8877 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
8879 2005-04-20 Ian Lance Taylor <ian@airs.com>
8881 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
8882 * c-common.h (STMT_EXPR_STMT): Don't define.
8883 (STMT_EXPR_NO_SCOPE): Don't define.
8884 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
8885 * c-pretty-print.c (pp_c_primary_expression): Likewise.
8886 (pp_c_expression): Likewise.
8888 2005-04-20 Richard Henderson <rth@redhat.com>
8891 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
8893 2005-04-20 Jeff Law <law@redhat.com>
8895 * reload1.c (reload): Ignore equivalences between pseudos and
8898 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
8901 * c-tree.h (struct c_label_list): Update comment.
8902 (struct c_label_context): Rename to struct c_label_context_se.
8903 (label_context_stack): Rename to label_context_stack_se.
8904 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
8905 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
8906 c_end_vm_scope): New.
8907 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
8908 * c-decl.c (pop_scope): Call c_end_vm_scope.
8909 (pushdecl): Call c_begin_vm_scope for variably modified
8911 (define_label): Check for jumping into scope of identifier with
8912 variably modified type. Push label on stack for those defined at
8913 current context of identifiers with variably modified type.
8914 (start_function): Create stack level for context of identifiers
8915 with variably modified type.
8916 (finish_function): Pop stack level for context of identifiers with
8917 variably modified type.
8918 * c-typeck.c (label_context_stack): Rename to
8919 label_context_stack_se.
8920 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
8921 (c_finish_goto_label): Check for jumping into scope of identifier
8922 with variably modified type. Push label on stack for those jumped
8923 to from current context of identifiers with variably modified
8925 (struct c_switch): Add blocked_vm.
8926 (c_start_case): Initialize blocked_vm.
8927 (do_case): Check blocked_vm.
8928 (c_finish_case): Add comment.
8929 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
8930 variable label_context_stack.
8932 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8934 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8935 conditional_replacement, value_replacement, abs_replacement,
8937 (replace_phi_edge_with_variable): Remove argument BB.
8938 (conditional_replacement, value_replacement,
8939 minmax_replacement, abs_replacement): Remove argument PHI_BB.
8940 Update a call to replace_phi_edge_with_variable.
8942 * tree-ssa-phiopt.c: Fix comments.
8944 2005-04-20 Michael Matz <matz@suse.de>
8947 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8950 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8952 * tree-ssa-phiopt.c: Fix comment typos.
8954 PR tree-optimization/21116
8955 * tree-ssa-phiopt.c: Fix a typo.
8957 2005-04-19 Richard Henderson <rth@redhat.com>
8959 * builtins.c (expand_builtin_sync_operation): Revert last change.
8960 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
8962 (expand_compare_and_swap_loop): Likewise.
8963 (expand_sync_operation): Remove fallback from NAND to AND; invert
8964 memory operand when expanding from cmpxchg.
8965 (expand_sync_fetch_operation): Likewise.
8966 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
8969 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
8970 when implementing NAND. Fix double-add for AFTER.
8971 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
8972 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
8973 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
8975 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
8978 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
8979 to return old memory value.
8980 (sync_compare_and_swap_cc<IMODE>): Likewise.
8982 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
8983 return pre-reload. Don't consider output or anti dependencies.
8984 * config/ia64/sync.md (IMODE): New.
8985 (modesuffix): Add QI and HI.
8986 (memory_barrier): Simplify expansion.
8987 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
8988 (cmpxchg_acq_<IMODE>): Likewise.
8989 (sync_lock_test_and_set<IMODE>): Likewise.
8990 (sync_lock_release<IMODE>): Likewise.
8992 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8994 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
8997 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
8999 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
9001 2005-04-20 Michael Pogue <michael.pogue@sun.com>
9002 Joseph S. Myers <joseph@codesourcery.com>
9004 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
9005 * c-typeck.c (build_c_cast): Check these options.
9006 * doc/invoke.texi: Document these options.
9008 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
9010 * tree-ssa-phiopt.c: Update a comment about the pass.
9012 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
9014 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
9015 config/mcore/mcore.c: Fix comment typos.
9017 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
9019 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
9020 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
9022 2005-04-19 Paul Brook <paul@codesourcery.com>
9024 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
9026 2005-04-19 Andrew Haley <aph@redhat.com>
9029 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
9030 looking at a field's bitpos.
9032 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9034 * system.h (fopen, fdopen, freopen): Define these to the unlocked
9035 libiberty functions.
9037 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
9039 PR tree-optimization/21096
9040 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
9042 2005-04-19 Alan Modra <amodra@bigpond.net.au>
9045 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
9046 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
9048 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
9050 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
9051 refers to the function being dumped.
9053 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
9055 * varasm.c (assemble_start_function): Remove reset of in_section.
9057 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9059 PR tree-optimization/21085
9060 * fold-const (fold_binary): Don't change X % -C to X % C if C has
9063 2005-04-19 Ben Elliston <bje@au.ibm.com>
9065 * doc/invoke.texi (Optimize Options): Refer to the correct
9066 optimisation flag -ftree-dominator-opts, not -ftree-dom.
9068 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
9070 * config/rs6000/rs6000.c (machopic_output_stub): Increase
9071 alloca argument to be big enough.
9073 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
9076 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
9079 2005-04-18 Tom Tromey <tromey@redhat.com>
9081 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
9084 2005-04-18 Richard Henderson <rth@redhat.com>
9086 * config/alpha/alpha.c (alpha_split_atomic_op): New.
9087 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
9088 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
9089 * config/alpha/alpha-protos.h: Update.
9090 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
9091 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
9092 (attr type): Add ld_l, st_c, mb.
9093 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
9094 iornotsi3, xorsi_internal, xornotsi3): New.
9095 * config/alpha/ev4.md (ev4_ld): Add ld_l.
9096 (ev4_ist_c, ev4_mb): New.
9097 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
9099 * config/alpha/ev6.md (ev6_ild): Add ld_l.
9100 (ev6_ist): Add st_c.
9102 * config/alpha/sync.md: New file.
9104 2005-04-18 Richard Henderson <rth@redhat.com>
9106 * builtins.c (expand_builtin_sync_operation): Fold nand to and
9109 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
9111 2005-04-18 Devang Patel <dpatel@apple.com>
9113 * config/rs6000/atlivec.md (mulv4si3): New pattern.
9115 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9117 PR tree-optimization/20922
9118 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
9119 Fold X + c >= X and fold X - c <= X to true.
9121 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9123 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
9125 (emergency_labeled_state_free): Likewise.
9127 2005-04-18 Nick Clifton <nickc@redhat.com>
9129 * config/h8300/h8300.md (jump): Remove prescan parameter from
9130 calls to final_scan_insn.
9132 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
9133 parameter from calls to final_scan_insn.
9135 * config.gcc (m68hc12): Use the m68hc11.opt file for target
9137 (v850e, v850e1): Use the v850.opt file for target specific
9140 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
9142 PR tree-optimization/21001
9143 * tree-optimize.c (init_tree_optimization_passes): Move the
9144 first pass_forwprop immediately before pass_vrp.
9146 2005-04-17 Ian Lance Taylor <ian@airs.com>
9148 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
9149 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
9150 from enum tree_code op to bool is_sizeof.
9151 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
9152 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
9153 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
9155 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
9157 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
9160 2005-04-17 Ian Lance Taylor <ian@airs.com>
9162 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
9164 2005-04-17 Richard Henderson <rth@redhat.com>
9166 * config/alpha/alpha.c (va_list_skip_additions): Only define if
9168 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
9169 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
9170 of indirection through ssa names while looking for the gpr counter
9172 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
9173 saved va_list_gpr_size and va_list_fpr_size.
9175 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9177 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
9178 both pointers or both integers.
9180 * tree-vrp.c (maybe_add_assert_expr): Don't assert
9181 ASSERT_EXPRs for single-use variable.
9183 * tree-into-ssa.c: Fix a comment typo.
9185 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
9187 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
9188 -mipsN before forcing a default of -mips2.
9190 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9192 * predict.h (IS_TAKEN): Remove.
9193 * rtl.h (NOTE_PREDICTION): Likewise.
9195 * modulo-sched.c (CFG_HOOKS): Remove.
9197 * c-parser.c (N_C_TTYPES): Remove.
9199 * tree-flow-inline.h (get_stmt_operands): Remove.
9200 * lambda-code.c, tree-ssa-loop-unswitch.c,
9201 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
9202 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
9203 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
9204 calls to get_stmt_operands.
9205 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
9207 2005-04-17 Richard Henderson <rth@redhat.com>
9210 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
9211 of CUMULATIVE_ARGS past the last named argument.
9212 (alpha_va_start): Expect pretend_args_size only if strictly less than
9215 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9218 * builtins.c (expand_builtin_strcat): Convert the result of
9219 strlen to the right type.
9220 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
9221 avoid creating type mismatches.
9222 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
9225 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
9227 2005-04-16 Richard Henderson <rth@redhat.com>
9230 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
9231 Use the mode of boolean_type_node when the user doesn't provide one.
9232 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
9234 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
9237 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
9240 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
9243 2005-04-16 Roger Sayle <roger@eyesopen.com>
9244 Steven Bosscher <stevenb@suse.de>
9246 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
9247 (fold_unary_to_constant): Likewise.
9249 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
9251 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
9254 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
9256 * doc/install.texi (Specific): Avoid using asterisks in @anchor
9257 names related to target triplets.
9258 Remove i?86-*-esix from platform directory.
9259 Remove powerpc-*-eabiaix from platform directory.
9261 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
9264 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
9265 falling through from SUBREG case to REG.
9267 2005-04-15 Roger Sayle <roger@eyesopen.com>
9269 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
9270 (fold_binary): Update comment mentioning fold_relational_hi_lo.
9271 (fold_binary_to_constant): Simplify using fold_binary.
9272 (fold_unary_to_constant): Likewise, simplify using fold_unary.
9274 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9276 * gthr-posix.c (pthread_cancel): Define.
9277 (pthread_mutexattr_init): Likewise.
9278 (pthread_mutexattr_settype): Likewise.
9279 (pthread_mutexattr_destroy): Likewise.
9281 2005-04-15 David S. Miller <davem@davemloft.net>
9284 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
9286 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9288 PR tree-optimization/21031
9289 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
9290 (forward_propagate_into_cond_1): Call it. Forward propagate
9291 integer-integer casts into COND_EXPRs.
9293 2005-04-15 Dave Korn <dave.korn@artimi.com>
9295 * gcc.c (default_compilers): Clarify obscure error message when
9296 reading from standard input.
9298 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9300 * basic-block.h (PROP_EQUAL_NOTES): Remove.
9301 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
9303 * tree-ssa-alias.c (init_alias_info): Remove a call to
9306 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
9308 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
9309 of non-virtual PHI nodes like we use to.
9311 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
9313 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
9314 (attr_copy_rtx): Do not use it.
9316 2005-04-15 Andrew Macleod <amacleod@redhat.com>
9318 * doc/tree-ssa.texi: Grammer/abbreviation updates.
9320 2005-04-15 Diego Novillo <dnovillo@redhat.com>
9322 * tree-vect-transform.c (vectorizable_store): Mark necessary
9323 objects in the vectorized store needing renaming. Update the
9324 SSA graph for V_MAY_DEF operands in the original store.
9326 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9328 * tree-ssa-pre.c (compute_avail): It's okay to have
9329 TREE_INVARIANT's here, and value number the resulting expressions.
9330 (create_expression_by_pieces): Make sure operands that were
9331 min_invariant when we started, stay that way.
9333 2005-04-15 David Edelsohn <edelsohn@gnu.org>
9335 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
9337 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9339 PR tree-optimization/20936.
9340 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
9342 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9344 * doc/invoke.texi: Fix typos.
9345 * doc/md.texi: Likewise.
9346 * doc/rtl.texi: Likewise.
9347 * doc/sourcebuild.texi: Likewise.
9348 * doc/tm.texi: Likewise.
9350 2005-04-15 Uros Bizjak <uros@kss-loka.si>
9352 PR tree-optimization/21004
9353 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
9354 and floorl in c99 mode only.
9355 * builtins.c (expand_builtin_int_roundingfn): Assert that
9356 fallback_fndecl is not NULL_TREE.
9358 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9360 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
9361 * basic-block.h: Update the prototype for
9362 purge_all_dead_edges.
9363 * cfgexpand.c (tree_expand_cfg): Update a call to
9364 purge_all_dead_edges.
9365 * combine.c (combine_instructions): Likewise.
9366 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
9367 rest_of_handle_cse2, rest_of_handle_gcse,
9368 rest_of_handle_postreload): likewise.
9370 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
9373 * gimplify.c (gimplify_addr_expr): Compensate for removal of
9374 e.g. cv-qualification conversions.
9376 2005-04-14 Mike Stump <mrs@apple.com>
9378 * config/darwin-c.c (framework_construct_pathname): We must
9379 find all headers of a framework in the first instance of it
9380 found in the seach path.
9382 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9384 PR tree-optimization/21021
9385 * tree-vrp.c (compare_values): Work around a bug in the front
9386 end that produces a comparison of mismatched types.
9388 2004-04-14 Richard Henderson <rth@redhat.com>
9390 * config/ia64/ia64.h (enum fetchop_code): Remove.
9391 (enum ia64_builtins): Move ...
9392 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
9393 members except BSP and FLUSHRS.
9394 (ia64_init_builtins): Remove __sync builtins.
9395 (ia64_expand_builtin): Likewise.
9396 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
9397 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
9398 (ia64_expand_lock_release): Remove.
9399 * config/ia64/ia64.md (mf): Move to sync.md.
9400 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
9401 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
9402 * config/ia64/sync.md: New file.
9403 (memory_barrier): Rename from mf.
9404 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
9405 (cmpxchg_acq_<I48MODE>): Likewise.
9406 (sync_lock_test_and_set<I48MODE>): Likewise.
9408 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
9409 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
9411 2004-04-14 Richard Henderson <rth@redhat.com>
9413 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
9414 (ix86_compare_emitted): New.
9415 (ix86_expand_compare): Use ix86_compare_emitted if set.
9416 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
9417 and ix86_compare_op0 are set.
9418 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
9419 (TARGET_CMPXCHG, TARGET_XADD): New.
9420 (ix86_compare_emitted): Declare.
9421 * config/i386/i386.md: Include sync.md
9422 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
9423 (UNSPECV_XCHG, UNSPECV_LOCK): New.
9424 * config/i386/sync.md: New file.
9426 2004-04-14 Richard Henderson <rth@redhat.com>
9429 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
9430 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
9431 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
9432 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
9433 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
9434 BT_FN_I8_VPTR_I8_I8): New.
9435 * builtins.def (DEF_SYNC_BUILTIN): New.
9436 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
9437 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
9438 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
9439 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
9440 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
9441 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
9442 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
9443 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
9444 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
9445 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
9446 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
9447 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
9448 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
9449 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
9450 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
9451 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
9452 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
9453 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
9454 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
9455 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
9456 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
9457 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
9458 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
9459 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
9460 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
9461 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
9462 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
9463 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
9464 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
9465 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
9466 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
9467 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
9468 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
9469 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
9470 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
9471 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
9472 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
9473 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
9474 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
9475 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
9476 BUILT_IN_SYNCHRONIZE: New.
9477 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
9478 as a function. Accept __sync_ as a prefix as well.
9479 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
9480 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
9481 expand_builtin_lock_release): New.
9482 (expand_builtin): Call them.
9483 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
9484 neither BOTH_P nor FALLBACK_P are defined.
9485 (builtin_type_for_size): New.
9486 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
9487 (resolve_overloaded_builtin): New.
9488 * c-common.h (resolve_overloaded_builtin): Declare.
9489 (builtin_type_for_size): Declare.
9490 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
9491 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
9492 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
9493 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
9494 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
9495 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
9496 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
9497 sync_compare_and_swap_cc, sync_lock_test_and_set,
9498 sync_lock_release): New.
9499 * optabs.h: Declare them.
9500 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
9501 expand_sync_operation, expand_sync_fetch_operation,
9502 expand_sync_lock_test_and_set): Declare.
9503 * genopinit.c (optabs): Add sync optabs.
9504 * optabs.c (init_optabs): Initialize sync optabs.
9505 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
9506 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
9507 expand_sync_operation, expand_sync_fetch_operation,
9508 expand_sync_lock_test_and_set): New.
9509 * doc/extend.texi (Atomic Builtins): New section
9510 * doc/md.texi (Standard Names): Add sync patterns.
9512 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
9514 * tree-eh.c (lower_try_finally_copy): Generate new code in
9515 response to goto_queue entries as if the queue was sorted by
9516 index, not pointers.
9517 (lower_try_finally_switch): Likewise.
9519 2005-04-14 Richard Henderson <rth@redhat.com>
9521 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
9522 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
9524 (ix86_expand_fp_movcc): Update to match.
9525 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
9526 * config/i386/i386-protos.h: Update.
9527 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
9528 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
9530 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
9532 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
9535 2005-04-14 Julian Brown <julian@codesourcery.com>
9537 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
9538 link failures on ppc64 Linux.
9540 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
9542 * config.gcc: Set cpu_type for s390.
9544 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9546 Fix PR tree-optimization/20963
9547 * tree-ssa-pre.c (compute_avail): Remove special case for
9549 (create_expression_by_pieces): Add value numbers for forced out
9552 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
9554 * config/cris/cris.md: Replace references to (reg:SI 16) with
9555 (reg:SI CRIS_SRP_REGNUM).
9557 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9559 PR tree-optimization/20657
9560 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
9561 create an appropriate range from it.
9563 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9565 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
9566 <UNSPEC_FIST_CEIL> case.
9568 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
9569 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
9570 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
9571 to implement lfloor and llfloor built-ins as x87 intrinsic function.
9572 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
9573 (lfloor<mode>2): New expanders.
9574 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
9575 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
9576 to implement lceil and llceil built-ins as x87 intrinsic function.
9577 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
9578 (lceil<mode>2): New expanders.
9580 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9582 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
9583 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
9585 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
9588 * config/s390/s390-modes.def: Define TFmode.
9590 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
9592 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
9593 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9594 * config/mips/mips.c (mips16_insn_length): Remove reference to
9595 JUMP_TABLES_IN_TEXT_SECTION.
9597 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
9599 * simplify-rtx.c (simplify_binary_operation_1): Return
9600 scalar or vector of constant 0, depending on the xor's
9603 2005-04-13 Dale Johannesen <dalej@apple.com>
9605 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
9606 (objc-act.o): Ditto.
9607 * objc/objc-act.c (objc_gimplify_expr): New.
9608 (objc_get_callee_fndecl): New.
9609 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
9610 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
9611 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
9613 2005-04-13 Devang Patel <dpatel@apple.com>
9615 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
9618 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
9620 CRIS prologue as RTL.
9621 * config/cris/cris-protos.h (cris_emit_movem_store)
9622 (cris_expand_prologue): Prototype.
9623 * config/cris/cris.c (struct machine_function): New member
9625 (cfa_label_num, cris_target_asm_function_prologue): Remove.
9626 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
9627 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
9628 (cris_load_multiple_op, cris_return_address_on_stack)
9629 (cris_return_address_on_stack_for_return): ISO-Cify.
9630 (cris_store_multiple_op): New predicate function.
9631 (cris_expand_prologue, cris_emit_movem_store): New functions.
9632 (cris_print_operand) <case 'O'>: Handle modifications other than
9634 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
9635 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
9636 (cris_gen_movem_load): Rearrange slightly to make local variable
9637 src a parameter, removing osrc.
9638 (cris_setup_incoming_varargs): Set machine_function member
9639 stdarg_regs to correspond to the number of registers that need to
9641 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
9643 (PREDICATE_CODES): Add cris_store_multiple_op. Make
9644 cris_general_operand_or_gotless_symbol accept UNSPEC.
9645 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
9646 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
9647 ("*cris_store_multiple"): New pattern. Tweak common comment above
9648 this and "*cris_load_multiple".
9649 ("prologue"): New define_expand.
9651 * config/cris/cris.md ("epilogue"): Conditionalize on
9652 TARGET_PROLOGUE_EPILOGUE.
9654 2005-04-13 Steve Ellcey <sje@cup.hp.com>
9657 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
9658 fpsr 0 instead of fpsr 1.
9659 (divsf3_internal_thr): Ditto.
9660 (divdf3_internal_lat): Ditto.
9661 (divdf3_internal_thr): Ditto.
9662 (divxf3_internal_lat): Ditto.
9663 (divxf3_internal_thr): Ditto.
9665 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9667 PR tree-optimization/20913
9668 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
9670 PR tree-optimization/20702
9671 * tree-vrp.c (maybe_add_assert_expr): Recurse into
9672 dominator children that haven't been walked into.
9674 2005-04-13 Julian Brown <julian@codesourcery.com>
9676 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
9677 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
9680 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9682 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
9683 config/i386/sse.md: Fix comment typos.
9685 * genattrtab.c (NULL_ATTR): Remove.
9686 * ifcvt.c (NULL_EDGE): Likewise.
9688 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
9690 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
9691 NOTE_PREDICT): Remove.
9693 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9695 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
9696 * configure: Regenerate.
9697 * config.in: Likewise.
9698 * system.h: Declare vsnprintf if not already declared.
9700 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9702 * optc-gen.awk: Handle stand-alone Mask records.
9703 * opth-gen.awk: Likewise.
9704 * doc/options.texi (Option file format): Document them.
9705 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
9706 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
9707 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
9708 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
9709 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
9710 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
9711 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
9712 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
9713 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
9714 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
9715 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
9716 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
9717 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
9718 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
9719 TARGET_LONG_DOUBLE_128): Likewise.
9720 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
9721 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
9722 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
9723 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
9724 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
9725 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
9726 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
9727 * config/sparc/sparc.c (fpu_option_set): New global.
9728 (sparc_handle_option): New function.
9729 (sparc_override_options): Test fpu_option_set.
9730 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
9731 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
9732 * config/sparc/sparc.opt: New file.
9733 * config/sparc/little-endian.opt: Likewise.
9734 * config/sparc/long-double-switch.opt: Likewise.
9736 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
9738 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
9739 (bfin_handle_options): Set it if -mshared-library-id= is seen.
9740 * config/bfin/bfin.opt (mshared-library-id=): Lose
9741 Var(bfin_lib_id_given).
9743 2005-04-13 Matt Thomas <matt@3am-software.com>
9745 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
9748 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9750 * rtl.h (CLEAR_RTX_FLAGS): Remove.
9752 * cgraphunit.c (INSNS_PER_CALL): Remove.
9754 * tree-ssa-forwprop.c (vars,
9755 record_single_argument_cond_exprs,
9756 substitute_single_use_vars): Remove.
9757 (forward_propagate_into_cond_1, forward_propagate_into_cond):
9759 (tree_ssa_forward_propagate_single_use_vars): Call
9760 forward_propagate_into_cond for each COND_EXPR.
9762 * tree-inline.c (INSNS_PER_STMT): Remove.
9764 2005-04-12 Richard Henderson <rth@redhat.com>
9766 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
9767 (ix86_expand_sse_fp_minmax): ... from ...
9768 (ix86_expand_fp_movcc): ... here.
9769 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
9770 * config/i386/i386-protos.h: Update.
9771 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
9772 (sse_setccsf, sse_setccdf): Allow before reload.
9773 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
9774 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
9775 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
9776 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
9777 (anddf3, nanddf3, iordf3, xordf3): New.
9779 2005-04-12 Jeff Law <law@redhat.com>
9781 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
9782 (tree-ssa-uncprop.o): Add dependencies.
9783 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
9784 * tree-flow.h (remove_useless_stmts): Remove prototype.
9785 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
9786 remove_useless_stmts.
9787 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
9788 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
9789 * tree-pass.h (pass_uncprop): Declare.
9790 * tree-ssa-uncprop.c: New file.
9792 2005-04-12 James E. Wilson <wilson@specifixinc.com>
9795 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
9797 2005-04-12 Caroline Tice <ctice@apple.com>
9799 Temporary fix for partitioning problems.
9800 * passes.c (rest_of_handle_final): Remove code that
9801 frees unlikely_text_section_name,
9802 * varasm.c (assemble_start_function): Test for partitioning
9803 flag before writing out section labels.
9804 (assemble_end_function): Test for partitioning flag before
9805 writing out section labels.
9807 2005-04-12 Steven Bosscher <stevenb@suse.de>
9808 Stuart Hastings <stuart@apple.com>
9809 Jan Hubicka <jh@suse.cz>
9811 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
9812 references to gt-tree-cfg.h.
9813 * basic-block.h (struct basic_block_def): Don't skip rbi
9814 for garbage collection.
9815 (struct reorder_block_def): Make GTY-able.
9816 (struct control_flow_graph): New structure.
9817 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
9818 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
9819 but instead defines to the control_flow_graph for cfun.
9820 (label_to_block_map): New define, points to the label map of
9821 the control_flow_graph for cfun.
9822 (n_edges_for_function, n_basic_blocks_for_function,
9823 last_basic_block_for_function, basic_block_info_for_function,
9824 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
9825 basic_block_info_for_function, label_to_block_map_for_function):
9826 Counterparts for the above, taking a struct function as an extra
9828 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
9829 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
9830 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
9831 (alloc_rbi_pool, free_rbi_pool): Remove.
9832 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
9833 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
9835 (cfg_layout_finalize) ... and don't free it here.
9836 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
9838 * flow.c (free_basic_block_vars): Set label_to_block_map and
9839 n_edges to zero too.
9840 * function.h (struct function): Add cfg field.
9841 * function.c (allocate_struct_function): Allocate the cfg.
9842 * tree-cfg.c (label_to_block_map): Remove.
9843 (build_tree_cfg): Don't allocate the rbi pool here...
9844 (delete_tree_cfg_annotations): ...and don't free it here.
9845 Also don't nullify label_to_block_map for cfun.
9847 2005-04-12 Caroline Tice <ctice@apple.com>
9849 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9850 Revert my patch from April 9.
9851 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
9852 (reorder_basic_blocks): Revert my patch from April 9.
9853 (insert_section_boundary_note): Revert my patch from April 9.
9854 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
9855 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
9856 (COLD_END_LABEL): Revert my patch from April 9.
9857 (cold_text_section_label): Revert my patch from April 9.
9858 (cold_end_label): Revert my patch from April 9.
9859 (dwarf2out_switch_text_section): Revert my patch from April 9.
9860 (output_aranges): Revert my patch from April 9.
9861 (output_ranges): Revert my patch from April 9.
9862 (output_line_info): Revert my patch from April 9.
9863 (add_location_or_const_value_attribute): Revert my patch from April 9.
9864 (dwarf2out_var_location): Revert my patch from April 9.
9865 (dwarf2out_init): Revert my patch from April 9.
9866 (dwarf2out_finish): Revert my patch from April 9.
9867 * function.h (struct function): Revert my patch from April 9.
9868 * opts.c (decode_options): Revert my patch from April 9.
9869 * output.h (unlikely_section_label, hot_section_label,
9870 hot_section_end_label, cold_section_end_label,
9871 unlikely_text_section_name): Revert my patch from April 9.
9872 * passes.c (rest_of_handle_final): Revert my patch from April 9.
9873 * varasm.c (unlikely_section_label, hot_section_label,
9874 hot_section_end_label, cold_section_end_label,
9875 unlikely_text_section_name): Revert my patch from April 9.
9876 (initialize_cold_section_name): Revert my patch from April 9.
9877 (unlikely_text_section): Revert my patch from April 9.
9878 (in_unlikely_text_section): Revert my patch from April 9.
9879 (named_section): Revert my patch from April 9.
9880 (function_section): Revert my patch from April 9.
9881 (current_function_section): Revert my patch from April 9.
9882 (assemble_start_function): Revert my patch from April 9.
9883 (assemble_end_function): Revert my patch from April 9.
9884 (default_section_type_flags_1): Revert my patch from April 9.
9886 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9888 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
9889 * config/sparc/sparc.md (untyped_call): Save the registers manually.
9891 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
9893 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
9896 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
9897 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
9899 2004-04-12 Richard Henderson <rth@redhat.com>
9901 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
9902 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
9903 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
9904 (UNSPEC_*, UNSPECV_*): Renumber.
9906 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
9909 From Richard Henderson <rth@redhat.com>:
9910 * tree-mudflap.c (mf_build_check_statement_for): Correct block
9913 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
9915 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
9917 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9919 * config/bfin/bfin.c (bfin_library_id_string): Remove.
9920 (bfin_library_id): New variable.
9921 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
9922 instead of bfin_library_id_string.
9923 (bfin_handle_option): New function.
9924 (override_options): Remove most code to deal with shared library IDs,
9925 just check they aren't used without -mid-shared-library.
9926 (TARGET_HANDLE_OPTION): Define.
9927 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
9928 * config/bfin/bfin.opt (mshared-library-id=): New.
9930 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
9932 * tree-vect-transform.c: Fix comment typos.
9934 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9936 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9937 split critical edges when not possible/profitable.
9939 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9941 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9942 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9943 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9944 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9945 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9946 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9947 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9948 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9950 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9951 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9952 * config/ns32k/ns32k.opt: New file.
9954 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9956 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
9957 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
9958 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
9959 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
9960 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
9961 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
9962 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
9963 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
9964 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
9965 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
9966 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
9967 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
9968 (MASK_COLDFIRE): Formatting fixes.
9969 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
9970 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
9971 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
9972 "_current_shared_library_a5_offset_".
9973 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9974 (MASK_ALL_CPU_BITS): New macro.
9975 (m68k_handle_option): New function.
9976 (override_options): Remove handling of m68k_library_id_string.
9977 * config/m68k/m68k.opt: New file.
9978 * config/m68k/ieee.opt: New file.
9980 2005-04-11 Mark Mitchell <mark@codesourcery.com>
9982 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9983 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
9984 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9985 (TARGET_CXX): Adjust accordingly.
9986 * target.h (struct gcc_target): Remove epxort_class_data. Add
9987 determine_class_data_visibility and class_data_always_comdat.
9988 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9989 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
9990 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9991 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
9992 (arm_cxx_determine_class_data_visibility): New.
9993 (arm_cxx_class_data_always_comdat): Likewise.
9994 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
9995 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
9996 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
9997 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
9998 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
10001 2005-04-11 Devang Patel <dpatel@apple.com>
10003 * tree-data-ref.c (build_classic_dist_vector,
10004 compute_subscript_distance): Make externally visible.
10005 * tree-data-ref.h (build_classic_dist_vector,
10006 compute_subscript_distance): Same.
10007 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10008 Check distance vector against vectorization factor.
10009 (vect_analyze_loop): Determine vectorizaion factor before
10010 analyzing data dependences.
10011 * tree-vectorizer.c (loops_num): Make it externally visible and
10013 * tree-vectorizer.c (vect_loops_num): ... new name.
10014 * tree-vectorizer.h (vect_loops_num): New.
10016 2005-04-11 Devang Patel <dpatel@apple.com>
10018 * tree-vect-analyze.c (vect_analyze_operations): Check
10019 vectorizable codition.
10020 * tree-vect-transform.c (vect_is_simple_cond): New function.
10021 (vectorizable_condition): New function.
10022 (vect_transform_stmt): Handle condition_vec_info_type.
10023 * tree-vectorizer.h (enum stmt_vec_info_type): Add
10024 condition_vec_info_type.
10025 (vectorizable_condition): New.
10027 2005-04-11 Geoffrey Keating <geoffk@apple.com>
10029 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
10030 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
10031 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
10033 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
10034 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
10036 * dwarf2out.c (output_line_info): Don't try to dereference
10037 a NULL current_function_decl.
10039 * config/t-slibgcc-darwin: Don't put shared libraries in
10040 directories other than $(slibdir).
10041 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
10044 2005-04-11 Diego Novillo <dnovillo@redhat.com>
10046 PR tree-optimization/20933
10047 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
10048 logic to reject aliases between read-only and writable
10050 (may_alias_p): ... here.
10051 (get_tmt_for): Do not associate read-only tags to pointers
10052 whose pointed-to type is not read-only.
10053 * tree-ssa.c (verify_ssa): Check that memory stores have at
10054 least one V_MAY_DEF or V_MUST_DEF.
10056 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10059 * configure.ac (gcc_UNLOCKED_FUNCS): New.
10060 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
10061 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
10062 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
10063 _unlocked function.
10064 (fwrite_unlocked): Fix prototype.
10066 * configure, config.in: Regenerate.
10068 2005-04-11 David Edelsohn <edelsohn@gnu.org>
10070 * tree-ssa-loop-im.c: Include real.h.
10071 (determine_invariantness_stmt): If real division divisor is
10072 invariant and flag_unsafe_math_optimizations enabled, generate
10073 invariant reciprocal for hoisting.
10074 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
10076 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
10078 Fix PR tree-optimization/20926
10080 * tree-ssa-alias.c (add_type_alias): Handle subvars.
10082 2005-04-11 Devang Patel <dpatel@apple.com>
10084 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
10087 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
10089 * fold-const.c (fold_binary_op_with_conditional_arg):
10090 use fold_buildN instead of "fold (buildN" in some
10091 non obvious places.
10092 (fold_unary): Likewise.
10093 (fold_binary): Likewise.
10095 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
10097 Fix PR tree-optimization/20612
10098 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
10100 (perfect_nestify): preheaderbb is *not* part of loop of the
10103 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
10105 * tree-ssa-alias.c (may_alias_p): If the variable
10106 is a global variable and the pointer is parameter
10107 and -fargument-noalias-global is used, then
10108 the pointer cannot alias the variable.
10110 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
10112 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
10113 * config/sparc/sparc.h: Likewise.
10114 * config/sparc/sparc.md: Likewise.
10116 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
10118 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
10120 * tree-vrp.c: Fix a comment typo.
10122 2005-04-11 Diego Novillo <dnovillo@redhat.com>
10124 PR tree-optimization/20920
10125 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
10126 SSA_NAME flows through an abnormal edge.
10127 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
10128 through abnormal edges.
10129 (maybe_add_assert_expr): Likewise.
10131 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
10133 * config/s390/s390.h (s390_tune_string, s390_arch_string)
10134 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
10135 (s390_stack_size_string, s390_stack_guard_string, target_flags)
10136 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
10137 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
10138 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
10139 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
10140 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
10141 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
10142 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
10143 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10144 (TARGET_HANDLE_OPTION): Likewise.
10145 (s390_tune): Initialize to PROCESSOR_max.
10146 (s390_arch_string): Make static.
10147 (s390_tune_string, s390_warn_framesize_string): Delete.
10148 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
10149 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
10150 (s390_handle_arch_option, s390_handle_option): New functions.
10151 (override_options): Remove parsing of option strings.
10152 * config/s390/s390.opt: New file.
10154 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
10156 * tree-complex.c (expand_vector_operations): Call
10157 update_stmt_if_modified.
10159 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
10161 * tree-vect-analyze (vect_determine_vectorization_factor):
10162 Do not use GET_MODE_NUNITS.
10163 * tree-vect-transform.c (vect_get_vec_def_for_operand,
10164 (vectorizable_load, vect_transform_loop): Likewise.
10166 2005-04-11 Uros Bizjak <uros@kss-loka.si>
10168 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
10169 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
10170 * optabs.h (enum optab_index): Add new OTI_lceil.
10171 (lceil_optab): Define corresponding macro.
10172 * optabs.c (init_optabs): Initialize lceil_optab.
10173 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
10174 and lceildi2 patterns.
10175 * builtins.c (expand_builtin_int_roundingfn): Handle
10176 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
10177 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
10178 BUILT_IN_LLCEIL{,F,L}.
10179 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
10180 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
10181 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
10182 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
10183 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
10184 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
10185 into lceil built-in function and (long long int)ceil{,f,l} into
10186 llceil built-in function.
10187 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
10190 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10192 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
10195 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
10197 * config/arm/arm.c: Fix a comment typo.
10198 * doc/tree-ssa.texi: Fix a typo.
10200 2005-04-10 Steven Bosscher <stevenb@suse.de>
10202 * cselib.c (clear_table): Rename to cselib_clear_table.
10203 * cselib.h (cselib_clear_table): Add prototype.
10204 * gcse.c (gcse_main): Make 'f' argument unused.
10205 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
10206 of each basic block instead.
10207 (compute_sets, compute_hash_table_work): Likewise.
10208 (constprop_register): Change int 'alter_jumps' argument to bool.
10209 (do_local_cprop): Likewise.
10210 (local_cprop_pass): Likewise. Also walk basic blocks instead of
10211 the insn chain. Explicitly clear the cselib tables after finishing
10212 one basic block. Make sure there are no unterminated libcall blocks.
10213 Update compute_sets call.
10214 (cprop): Walk basic blocks instead of the insn chain.
10215 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
10217 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
10218 one_cprop_pass calls.
10220 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
10222 * combine.c (combine_simplify_rtx): Remove a transformation that
10223 relies on an invalid assumption about rtl sign-extension semantics.
10225 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
10227 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
10228 to build_int_cst_wide.
10230 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
10233 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
10234 set the original address pseudo to the correct value before the
10235 original insn, if possible, and leave the insn alone, otherwise
10236 create a new pseudo, set it and replace it in the insn.
10237 * recog.c (validate_change_maybe_volatile): New.
10238 * recog.h (validate_change_maybe_volatile): Declare.
10240 2005-04-09 Caroline Tice <ctice@apple.com>
10242 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10243 Remove targetm.have_named_sections test.
10244 (fix_edges_for_rarely_executed_code): Likewise.
10245 (insert_section_boundary_note): Likewise.
10246 (reorder_basic_blocks): Check partitioning flag before calling
10247 verify_hot_cold_block_grouping.
10248 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
10249 the function struct rather than global variables.
10250 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
10251 (COLD_END_LABEL): Likewise
10252 (cold_text_section_label): New static global variable.
10253 (cold_end_label): Likewise.
10254 (dwarf2out_switch_text_section): Get hot/cold section labels from
10255 the function struct rather than global variables.
10256 (output_aranges): Use cold_text_section_label and cold_end_label;
10257 check partitioning flag before putting out delta.
10258 (output_ranges): Remove incorrect code attempting to use
10260 (output_line_info): Get cold section label from function struct.
10261 (add_location_or_const_value_attribute): Likewise.
10262 (get_subprogram_die): Get hot/cold section labels from function struct.
10263 (dwarf2out_var_location): Likewise.
10264 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
10265 write out cold_text_section_label if partition flag is set.
10266 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
10267 * function.h (struct function): Add new fields to point to hot/cold
10268 section labels: hot_section_label, cold_section_label,
10269 hot_section_end_label and cold_section_end_label; also add new field
10270 for cold text section name, unlikely_text_section_name.
10271 * opts.c (decode_options): Turn off partitioning flag if
10272 !targetm.have_named_sections.
10273 * output.h (hot_section_label): Remove.
10274 (hot_section_end_label): Remove.
10275 (cold_section_end_label): Remove.
10276 (unlikely_section_label): Remove.
10277 (unlikely_text_section_name): Remove.
10278 * passes.c (rest_of_handle_final): Remove code that frees
10279 unlikely_text_section_name.
10280 * varasm.c (unlikely_section_label): Remove.
10281 (hot_section_label): Remove.
10282 (hot_section_end_label): Remove.
10283 (cold_section_end_label): Remove.
10284 (unlikely_text_section_name): Remove.
10285 (initialize_cold_section_name): Modify to call
10286 targetm.strip_name_encoding; to store cold section name in current
10287 function struct, if it exists; and to only use the decl_section_name
10288 if flag_named_sections is true.
10289 (unlikely_text_section): Modify to get section name out of current
10290 function struct, if there is one; otherwise build it from
10291 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
10292 (in_unlikely_text_section): Likewise.
10293 (named_section): Modify to get/put cold section name in current function
10294 struct, if there is one.
10295 (function_section): Change 'bool unlikely' to 'int reloc'; check
10296 targetm.have_named_sections before calling named_section.
10297 (current_function_section): Likewise.
10298 (assemble_start_function): Modify to get/put unlikely_text_section_name
10299 in current function struct; modify to get hot/cold section labels
10300 from function struct; initialize labels using
10301 ASM_GENERATE_INTERNAL_LABEL;
10302 test partitioning flag before writing out hot section label.
10303 (assemble_end_function): Test partitioning flag before writing out
10304 hot/cold section labels.
10305 (default_section_type_flags_1): Modify to use array instead of
10306 char* for unlikely_text_section_name; set flags correctly for
10307 cold text section if there is not a current function decl.
10309 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10311 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
10312 and TI_VA_LIST_FPR_COUNTER_FIELD.
10313 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
10314 * tree-pass.h (pass_stdarg): Add.
10315 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
10316 * tree-stdarg.c: New file.
10317 * tree-stdarg.h: New file.
10318 * Makefile.in (OBJS-common): Add tree-stdarg.o.
10319 (tree-stdarg.o): Add dependencies.
10320 * function.h (struct function): Add va_list_gpr_size and
10321 va_list_fpr_size fields.
10322 * function.c (allocate_struct_function): Initialize them.
10323 * target.h (struct gcc_target): Add stdarg_optimize_hook.
10324 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10325 (TARGET_INITIALIZER): Add it.
10327 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
10328 va_list_{g,f}pr_counter_field.
10329 (ix86_setup_incoming_varargs): Don't do anything if reg_save
10330 area will not be used. Only save registers that tree-stdarg.c
10331 detected they need saving.
10332 (ix86_va_start): Don't set up fields that won't be used.
10334 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
10335 va_list_{g,f}pr_counter_field.
10336 (setup_incoming_varargs): Don't do anything if reg_save
10337 area will not be used. Only save registers that tree-stdarg.c
10338 detected they need saving.
10339 (rs6000_va_start): Don't set up fields that won't be used.
10341 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
10342 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
10343 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
10344 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10346 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10349 * config/i386/i386.c (construct_container): Pass empty aligned
10350 struct, union or class in memory.
10352 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
10354 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
10355 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
10356 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
10357 config/rs6000/predicates.md: Fix comment typos.
10359 * sched-int.h (haifa_insn_data): Remove blockage and units.
10360 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
10361 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
10362 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
10364 2005-04-09 Jan Hubicka <jh@suse.cz>
10365 Steven Bosscher <stevenb@suse.de>
10367 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
10368 * cfgloop.c (get_loop_exit_edges): Likewise.
10369 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
10370 (unloop): Likewise.
10371 * loop-unroll.c (analyze_insns_in_loop): Likewise.
10372 * tree-cfg.c (dump_cfg_status): Likewise.
10374 2005-04-09 David Edelsohn <edelsohn@gnu.org>
10376 * config/rs6000/predicates.md (altivec_register_operand): Remove
10377 redundant match_code test.
10378 (gpc_reg_operand): Same.
10379 (cc_reg_operand): Same.
10380 (cc_reg_not_cr0_operand): Same.
10382 2005-04-09 Jan Hubicka <jh@suse.cz>
10384 Forgotten hunk from my last merge patch:
10385 * final.c (output_addr_const): Do not call mark_referenced.
10387 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
10389 * doc/tree-ssa.texi: Add immediate use documentation.
10391 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
10393 * arm.c (FL_WBUF): Define.
10394 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
10395 (arm_is_6_or_7): Delete.
10396 (arm_tune_wbuf): New.
10397 (arm_override_options): Set arm_tune_wbuf.
10398 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
10399 (arm_is_6_or_7): Delete declaration.
10400 (arm_tune_wbuf): New declartion.
10401 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
10402 (model_wbuf): Derive from arm_tune_wbuf.
10403 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
10404 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
10405 (arm740t): Mark CPUs as having a write buffer.
10407 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10409 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
10410 of 'const_double_operand' in operand 2 constraints. Update enable
10413 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10415 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
10416 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
10417 * optabs.h (enum optab_index): Add new OTI_lfloor.
10418 (lfloor_optab): Define corresponding macro.
10419 * optabs.c (init_optabs): Initialize lfloor_optab.
10420 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
10421 and lfloordi2 patterns.
10422 * builtins.c (expand_builtin_int_roundingfn): New prototype.
10423 (expand_builtin_int_roundingfn): New function.
10424 (fold_builtin_int_roundingfn): New prototype.
10425 (fold_builtin_int_roundingfn): New function, renamed from
10426 fold_builtin_lround.
10427 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
10428 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
10429 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
10430 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
10431 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
10432 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
10433 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
10434 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
10435 into lfloor built-in function and (long long int)floor{,f,l} into
10436 llfloor built-in function.
10437 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
10440 2005-04-08 Ian Lance Taylor <ian@airs.com>
10442 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
10443 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
10444 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
10445 (DO_COND, DO_BODY): Likewise.
10446 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
10447 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
10448 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
10449 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
10450 (build_continue_stmt, build_break_stmt): Don't declare.
10451 (c_do_switch_warnings): Update declaration.
10452 * c-gimplify.c (enum bc_t): Remove.
10453 (struct c_gimplify_ctx, ctxp): Remove.
10454 (push_context, pop_context): Remove static functions.
10455 (c_genericize): Don't call push_context or pop_context.
10456 (begin_bc_block, finish_bc_block): Remove static functions.
10457 (build_bc_goto): Likewise.
10458 (gimplify_c_loop): Likewise.
10459 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
10460 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
10461 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
10462 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
10463 * c-common.c (c_do_switch_warnings): Rename from
10464 c_do_switch_warnings_1.
10465 (c_do_switch_warnings) [old version]: Remove.
10466 (c_do_switch_expr_warnings): Remove.
10467 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
10468 function instead of c_do_switch_expr_warnings.
10469 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
10470 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
10471 * c-pretty-print.c (pp_c_statement): Likewise.
10472 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
10474 2005-04-08 Devang Patel <dpatel@apple.com>
10476 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
10477 While selecting replacement condition pay attention to loop header.
10479 2005-04-08 Diego Novillo <dnovillo@redhat.com>
10481 Merge from tree-cleanup-branch: VRP, store CCP, store
10482 copy-prop, incremental SSA updating of FUD chains and
10483 newly exposed symbols.
10485 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
10486 (OBJS-common): Add tree-vrp.o.
10487 (tree-vrp.o): New rule.
10488 * basic-block.h (nearest_common_dominator_for_set): Declare.
10489 * common.opt (ftree-store-ccp): New flag.
10490 (ftree-copy-prop): New flag.
10491 (ftree-vrp): New flag.
10492 (ftree-store-copy-prop): New flag.
10493 * dominance.c (nearest_common_dominator_for_set): New.
10494 * domwalk.c (walk_dominator_tree): Only traverse
10495 statements in blocks marked in walk_data->interesting_blocks.
10496 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
10497 * fold-const.c (fold): Handle ASSERT_EXPR.
10498 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
10499 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
10500 flag_tree_vrp at -O2.
10501 * timevar.def (TV_TREE_VRP): Define.
10502 (TV_TREE_COPY_PROP): Define.
10503 (TV_TREE_STORE_COPY_PROP): Define.
10504 (TV_TREE_SSA_INCREMENTAL): Define.
10505 (TV_TREE_STORE_CCP): Define.
10506 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
10507 to kill_redundant_phi_nodes from comment.
10508 (verify_expr): Handle ASSERT_EXPR.
10509 * tree-dfa.c (mark_new_vars_to_rename): Remove second
10510 argument. Update all users.
10511 (mark_call_clobbered_vars_to_rename): Remove. Update all
10513 * tree-flow-inline.h (unmodifiable_var_p): New.
10514 * tree-flow.h (enum value_range_type): Declare.
10515 (struct value_range_def): Declare.
10516 (value_range): Declare.
10517 (remove_all_phi_nodes_for): Remove. Update all users.
10518 (find_phi_node_for): Declare.
10519 (add_type_alias): Declare.
10520 (count_uses_and_derefs): Declare.
10521 (kill_redundant_phi_nodes): Remove.
10522 (rewrite_into_ssa): Remove.
10523 (rewrite_def_def_chains): Remove.
10524 (update_ssa, register_new_name_mapping, create_new_def_for,
10525 need_ssa_update_p, name_registered_for_update_p,
10526 release_ssa_name_after_update_ssa, dump_repl_tbl,
10527 debug_repl_tbl, dump_names_replaced_by,
10528 debug_names_replaced_by, mark_sym_for_renaming,
10529 mark_set_for_renaming, get_current_def, set_current_def,
10530 get_value_range, dump_value_range, debug_value_range,
10531 dump_all_value_ranges, debug_all_value_ranges,
10532 expr_computes_nonzero, loop_depth_of_name,
10533 unmodifiable_var_p): Declare.
10534 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
10536 * tree-into-ssa.c (block_defs_stack): Update comment.
10537 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
10538 syms_to_rename, names_to_release, repl_tbl,
10539 need_to_initialize_update_ssa_p, need_to_update_vops_p,
10540 need_to_replace_names_p): New locals.
10541 (NAME_SETS_GROWTH_FACTOR): Define.
10542 (struct repl_map_d): Declare.
10543 (struct mark_def_sites_global_data): Add field
10544 interesting_blocks.
10545 (enum rewrite_mode): Declare.
10546 (REGISTER_DEFS_IN_THIS_STMT): Define.
10547 (compute_global_livein): Use last_basic_block instead of
10549 (set_def_block): Remove last argument. Update all callers.
10550 (prepare_use_operand_for_rename): Remove. Update all callers.
10551 (prepare_def_operand_for_rename): Remove. Update all callers.
10552 (symbol_marked_for_renaming): New.
10553 (is_old_name): New.
10554 (is_new_name): New.
10555 (repl_map_hash): New.
10556 (repl_map_eq): New.
10557 (repl_map_free): New.
10558 (names_replaced_by): New.
10559 (add_to_repl_tbl): New.
10560 (add_new_name_mapping): New.
10561 (mark_def_sites): Assume that all the operands in the
10562 statement are in normal form.
10563 (find_idf): Assert that the block in the stack is valid.
10564 (get_default_def_for): New.
10565 (insert_phi_nodes_for): Add new argument 'update_p'.
10567 If update_p is true, add a new mapping between the LHS of
10568 each new PHI and the name that it replaces.
10569 (insert_phi_nodes_1): Only call find_idf if needed.
10570 (get_reaching_def): Call get_default_def_for.
10571 (rewrite_operand): Remove.
10572 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
10573 and REWRITE_THIS_STMT are false.
10574 Assume that all the operands in the statement are in
10576 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
10577 (rewrite_virtual_phi_arguments): Remove.
10578 (invalidate_name_tags): Remove.
10579 (register_new_update_single, register_new_update_set,
10580 rewrite_update_init_block, replace_use,
10581 rewrite_update_fini_block, rewrite_update_stmt,
10582 rewrite_update_phi_arguments): New.
10583 rewrite_blocks): Remove argument 'fix_virtual_phis'.
10584 Add arguments 'entry', 'what' and 'blocks'.
10585 Initialize the dominator walker according to 'what' and
10587 Start the dominator walk at 'entry'.
10588 (mark_def_site_blocks): Add argument 'interesting_blocks'.
10589 Use it to configure the dominator walker.
10590 (rewrite_into_ssa): Remove argument 'all'.
10592 (rewrite_all_into_ssa): Remove.
10593 (rewrite_def_def_chains): Remove.
10594 (mark_def_interesting, mark_use_interesting,
10595 prepare_phi_args_for_update, prepare_block_for_update,
10596 prepare_def_site_for, prepare_def_sites,
10597 dump_names_replaced_by, debug_names_replaced_by,
10598 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
10599 delete_update_ssa, create_new_def_for,
10600 register_new_name_mapping, mark_sym_for_renaming,
10601 mark_set_for_renaming, need_ssa_update_p,
10602 name_registered_for_update_p, ssa_names_to_replace,
10603 release_ssa_name_after_update_ssa,
10604 insert_updated_phi_nodes_for, update_ssa): New.
10605 * tree-loop-linear.c (linear_transform_loops): Call
10606 update_ssa instead of rewrite_into_ssa.
10607 * tree-optimize.c (vars_to_rename): Remove.
10609 (init_tree_optimization_passes): Replace
10610 pass_redundant_phi with pass_copy_prop.
10612 Replace pass_ccp with pass_store_ccp.
10613 Add pass_store_copy_prop after pass_store_ccp.
10614 (execute_todo): If the TODO_ flags don't include updating
10615 the SSA form, assert that it does not need to be updated.
10616 Call update_ssa instead of rewrite_into_ssa and
10617 rewrite_def_def_chains.
10618 If TODO_verify_loops is set, call verify_loop_closed_ssa.
10619 (tree_rest_of_compilation):
10620 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
10621 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
10622 TODO_cleanup_cfg): Renumber.
10623 (TODO_verify_loops, TODO_update_ssa,
10624 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
10625 TODO_update_ssa_only_virtuals): Define.
10626 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
10628 * tree-phinodes.c (make_phi_node): Update documentation.
10629 (remove_all_phi_nodes_for): Remove.
10630 (find_phi_node_for): New.
10631 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
10632 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
10633 (interpret_rhs_modify_expr): Likewise.
10634 * tree-sra.c (decide_instantiations): Mark all symbols in
10635 SRA_CANDIDATES for renaming.
10636 (mark_all_v_defs_1): Rename from mark_all_v_defs.
10637 (mark_all_v_defs): New function. Update all users to call it
10638 with the whole list of scalarized statements, not just the
10640 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
10641 (compute_flow_insensitive_aliasing): If the tag is
10642 unmodifiable and the variable isn't or vice-versa, don't
10643 make them alias of each other.
10644 (setup_pointers_and_addressables): If the type tag for
10645 VAR is about to change, mark the old one for renaming.
10646 (add_type_alias): New.
10647 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
10648 (ccp_lattice_t): Rename from latticevalue.
10649 (value): Remove. Update all users.
10650 (const_val): New local variable.
10651 (do_store_ccp): New local variable.
10652 (dump_lattice_value): Handle UNINITIALIZED.
10653 (debug_lattice_value): New.
10654 (get_default_value): Re-write.
10655 (set_lattice_value): Re-write.
10656 (def_to_varying): Remove. Update all users.
10657 (likely_value): Return VARYING for statements that make
10658 stores when STORE_CCP is false.
10659 Return VARYING for any statement other than MODIFY_EXPR,
10660 COND_EXPR and SWITCH_EXPR.
10661 (ccp_initialize): Re-write.
10662 (replace_uses_in, replace_vuse_in, substitute_and_fold):
10663 Move to tree-ssa-propagate.c.
10664 (ccp_lattice_meet): Handle memory stores when
10665 DO_STORE_CCP is true.
10666 (ccp_visit_phi_node): Likewise.
10667 (ccp_fold): Likewise.
10668 (evaluate_stmt): Likewise.
10669 (visit_assignment): Likewise.
10670 (ccp_visit_stmt): Likewise.
10671 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
10674 (pass_ccp): Use it.
10675 (do_ssa_store_ccp): New.
10676 (gate_store_ccp): New.
10677 (pass_store_ccp): Declare.
10678 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
10679 (may_propagate_copy): Reformat.
10680 Don't abort if ORIG is a virtual and DEST isn't.
10681 If NEW does not have alias information but DEST does,
10683 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
10684 copy_prop_kind, which_copy_prop): Declare.
10685 (stmt_may_generate_copy, get_copy_of_val,
10686 get_last_copy_of, set_copy_of_val, dump_copy_of,
10687 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
10688 copy_prop_visit_stmt, copy_prop_visit_phi_node,
10689 init_copy_prop, fini_copy_prop, execute_copy_prop,
10690 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
10691 store_copy_prop): New.
10692 (pass_copy_prop, pass_store_copy_prop): Declare.
10693 * tree-ssa-dom.c (struct opt_stats_d): Add fields
10694 'num_const_prop' and 'num_copy_prop'.
10695 (cprop_operand): Update them.
10696 (dump_dominator_optimization_stats): Dump them.
10697 (tree_ssa_dominator_optimize): Call update_ssa instead of
10699 (loop_depth_of_name): Declare extern.
10700 (simplify_cond_and_lookup_avail_expr): Guard against NULL
10701 values for LOW or HIGH.
10702 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
10703 (record_equivalences_from_stmt): Call expr_computes_nonzero.
10704 (cprop_operand): Only propagate if VAL != OP.
10705 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
10706 statement for renaming.
10707 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
10708 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
10709 add_type_alias if necessary.
10710 Call mark_new_vars_to_rename.
10711 (tree_ssa_iv_optimize): If new symbols need to be renamed,
10712 mark every statement updated, call update_ssa and
10713 rewrite_into_loop_closed_ssa.
10714 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
10715 from LIVEIN if VAR is a virtual.
10716 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
10717 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
10718 (get_call_expr_operands): Reformat statement.
10719 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
10721 * tree-ssa-propagate.c (ssa_prop_init): Initialize
10722 SSA_NAME_VALUE for every name.
10723 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10724 get_value_loaded_by): New.
10725 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
10726 substitute_and_fold): Move from tree-ssa-ccp.c.
10727 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
10728 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10729 get_value_loaded_by, replace_uses_in, substitute_and_fold):
10731 * tree-ssa.c (verify_use): Fix error message.
10732 (propagate_into_addr, replace_immediate_uses, get_eq_name,
10733 check_phi_redundancy, kill_redundant_phi_nodes,
10734 pass_redundant_phi): Remove. Update all users.
10735 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10736 add_type_alias, if necessary.
10737 * tree-vectorizer.h (struct _stmt_vect_info): Update
10738 documentation for field 'memtag'.
10739 * tree-vrp.c: New file.
10740 * tree.def (ASSERT_EXPR): Define.
10741 * tree.h (ASSERT_EXPR_VAR): Define.
10742 (ASSERT_EXPR_COND): Define.
10743 (SSA_NAME_VALUE_RANGE): Define.
10744 (struct tree_ssa_name): Add field 'value_range'.
10745 (PHI_REWRITTEN): Remove.
10746 (struct tree_phi_node): Remove field 'rewritten'.
10747 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
10748 -ftree-store-copy-prop): Document.
10749 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
10750 Document usage of update_ssa.
10752 2005-04-08 David Edelsohn <edelsohn@gnu.org>
10755 * config/rs6000/predicates.md (altivec_register_operand): Accept
10757 (and64_operand): Do not limit CONST_INT to mask64_operand.
10758 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
10759 (and_operand): Do not limit CONST_INT to mask_operand.
10761 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
10763 PR rtl-optimization/20466
10764 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
10765 for overlap of the address of each list member.
10766 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
10768 2005-04-08 Mike Stump <mrs@apple.com>
10770 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
10772 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
10775 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10777 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
10779 * function.c (push_function_context_to): Don't set
10780 contains_functions.
10781 * function.h (function): Remove contains_functions.
10782 (current_function_contains_functions): Remove.
10784 * function.h (function): Remove instrument_entry_exit.
10785 (current_function_instrument_entry_exit): Remove.
10787 * function.h (nonlocal_labels): Remove.
10789 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
10791 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
10792 (check_attr_value, write_attr_get, write_expr_attr_cache,
10793 find_attr, make_internal_attr): Don't reference negative_ok or
10795 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
10796 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
10797 (ATTR_STATIC): Adjust the value.
10799 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
10801 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
10803 * config/s390/tpf.h (ASM_SPEC): Define.
10805 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10807 * tree-flow.h: Remove the prototype for
10808 redirect_immediate_uses.
10809 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
10811 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
10813 * arm.c (arm_const_double_by_parts): New function.
10814 * arm-protos.h (arm_const_double_by_parts): Add prototype.
10815 * arm.md (define_split for 64-bit constants): Add another one.
10817 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
10819 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
10821 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10823 * system.h: Revert last change.
10825 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
10827 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
10828 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
10829 (TARGET_SWITCHES): Delete.
10830 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10831 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
10832 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
10833 * config/xtensa/xtensa.opt: New file.
10835 2005-04-08 Ben Elliston <bje@au.ibm.com>
10837 * config/fp-bit.c: Include L_mul_tf in #endif comment.
10838 * config/fp-bit.h: Tidy comments.
10840 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10842 * system.h: Poison PARAMS.
10844 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
10846 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
10847 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
10848 (TARGET_SWITCHES): Delete.
10849 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10850 * config/vax/vax.opt: New file.
10852 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
10854 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
10856 2005-04-07 Ian Lance Taylor <ian@airs.com>
10858 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
10860 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
10861 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
10864 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
10866 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
10867 all immediate uses in PHI nodes.
10869 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
10871 * arm.c (arm_const_double_inline_cost): Handle any constant by
10872 using gen_lowpart and gen_highpart_mode.
10873 (note_invalid_constants): All constants in an RTX with a constraint
10874 that permits memory are now pushed to the constant pool.
10875 (output_move_double): Delete code to handle reg to reg and
10876 constant to reg moves.
10877 (const_double_needs_minipool, output_mov_immediate): Delete.
10878 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
10879 CONST_INT and CONST_VECTOR.
10880 * arm.md (ANY64): New mode macro.
10881 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
10882 (movdf_soft_insn): Split reg-reg and const-reg moves.
10883 (split patterns for 64-bit constant and register moves): New.
10884 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
10885 (cirrus_movdf_hard_insn): Likewise.
10886 * fpa.md (movdf_fpa): Likewise.
10887 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
10888 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
10890 (movv2si_internal_2): Likewise.
10891 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
10892 (movdf_vfp): Likewise.
10893 * arm-protos.h (output_mov_immediate): Delete prototype.
10895 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
10898 * simplify-rtx.c (simplify_unary_operation_1): Check
10899 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
10901 2005-04-06 James E Wilson <wilson@specifixinc.com>
10904 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
10907 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10909 * coverage.h (GCOV_TYPE_NODE): Delete.
10910 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
10911 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
10912 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
10913 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
10914 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
10916 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10919 * Makefile.in (gcc.pot): Remove options.c dependency.
10920 * optc-gen.awk: Don't quote help strings with N_().
10922 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
10924 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
10925 the function returns a pointer type.
10927 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
10929 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
10930 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10931 * doc/invoke.texi: Documnet salias-max-implicit-fields.
10932 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10933 explicit_uses members.
10934 (get_or_create_used_part_for): Initialize new fields.
10935 (fieldoff_compare): New function.
10936 (create_overlap_variables_for): Count number of fields, use
10937 heuristic to determine whether to create subvars for vars with
10938 only implicit uses.
10939 Sort the field list by offset and avoid creating duplicate SFT's.
10941 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10943 * c.opt (-F): Remove trailing whitespace from help string.
10944 (-finput-charset): Use a tab to separate the switch name and help
10946 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10947 (-ftree-vectorizer-verbose): Likewise.
10949 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10951 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10952 a PHI argument where a use occurs instead of all PHI arguments.
10954 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
10956 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
10959 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10961 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
10962 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
10963 config/bfin/bfin.h: Fix comment typos.
10965 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
10967 * doc/install.texi: Update the URL for Jacks.
10968 * doc/sourcebuild.texi: Likewise.
10970 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
10973 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
10974 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
10976 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
10978 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
10980 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10982 * config/v850/v850-protos.h (override_options): Delete.
10983 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
10984 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
10985 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
10986 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
10987 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
10988 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
10989 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
10990 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
10991 (OVERRIDE_OPTIONS): Delete.
10992 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
10993 (small_memory_info): Remove the value field.
10994 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
10995 TARGET_NO_APP_REGS.
10996 * config/v850/v850.c (small_memory): Remove the value field.
10997 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10998 (override_options): Delete.
10999 (v850_handle_memory_option, v850_handle_option): New functions.
11000 * config/v850/v850.opt: New file.
11002 2005-04-06 Geoffrey Keating <geoffk@apple.com>
11004 * config.host: Add a section for generic hosts, and a subsection
11005 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
11006 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
11007 * config/host-darwin.h: New.
11008 * config/x-darwin: New.
11009 * config/i386/host-i386-darwin.c: New.
11010 * config/i386/x-darwin: New.
11011 * config/rs6000/host-darwin.c: Include host-darwin.h.
11012 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
11013 (darwin_rs6000_gt_pch_use_address): Likewise.
11014 * config/rs6000/x-darwin: Change name of .o built, update
11015 dependencies for changes to rs6000/host-darwin.c.
11017 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11020 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
11022 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
11024 * tree-vect-analyze.c (vect_analyze_loop_form): Call
11025 split_loop_exit_edge instead of loop_split_edge_with.
11027 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
11029 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
11030 UNSPEC_SET_VSCR): New constants, used throughout.
11031 (*andc3_v4sf): New.
11032 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
11034 (altivec_vspltis<VI_char>): ... this pattern, using
11035 a QImode const_int_operand for the immediate.
11036 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
11039 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11042 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
11044 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
11046 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
11048 2005-04-06 Ben Elliston <bje@au.ibm.com>
11050 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
11051 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
11052 macros as living in "this file" and not gcc.h.
11054 2005-04-06 Ben Elliston <bje@au.ibm.com>
11056 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
11057 -ftree-live_range_split. Perhaps renamed at some point?
11059 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11062 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
11063 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
11065 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11067 * tree-flow.h (number_of_iterations_cond): Declaration removed.
11068 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
11069 (number_of_iterations_special): New function.
11070 (number_of_iterations_exit): Use number_of_iterations_special.
11071 Use simplify_using_outer_evolutions only at -O3.
11072 (number_of_iterations_cond, tree_simplify_using_condition,
11073 simplify_using_initial_conditions, loop_niter_by_eval,
11074 compare_trees, can_count_iv_in_wider_type_bound,
11075 simplify_using_outer_evolutions): Use fold_build.
11077 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
11079 * doc/install.texi (Configuration): Document --with-java-home.
11081 2005-04-05 Richard Henderson <rth@redhat.com>
11085 * config/i386/i386.c (print_operand): Handle vector zeros.
11086 (ix86_split_to_parts): Handle CONST_VECTOR.
11087 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
11088 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
11089 what modes to tie for MMX and SSE registers.
11090 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
11091 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
11092 to vector modes as well.
11093 * config/i386/predicates.md (const0_operand): Handle VOIDmode
11094 properly as an input mode.
11096 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11098 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
11100 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11102 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
11104 2005-04-05 Jakub Jelinek <jakub@redhat.com>
11106 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
11107 and local functions, set sse_nregs to 8 and float_in_sse.
11108 (function_arg_advance, function_arg): If float_in_sse, pass
11109 SFmode and DFmode arguments in SSE registers.
11110 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
11112 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
11113 of -funit-at-a-time.
11115 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11117 * config/i386/i386-protos.h (ix86_function_value): Accept two
11118 arguments, like the target macro.
11119 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
11120 * config/i386/i386.c (ix86_function_value): Accept the second
11121 argument of the target macro.
11122 (ix86_function_ok_for_sibcall): Pass a function pointer to
11123 ix86_function_value.
11124 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
11125 call to ix86_value_regno).
11126 (ix86_value_regno): Add support for returning floating point values
11129 2005-04-05 Jakub Jelinek <jakub@redhat.com>
11131 PR tree-optimization/20076
11132 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
11133 that call __builtin_return or __builtin_apply_args.
11135 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11137 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
11138 Use immediate use iterator.
11139 (stmt_is_bumper_for_loop): Use immediate use iterator.
11140 * predict.c (strip_builtin_expect): Use update_stmt.
11141 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
11142 on all elements of a STATEMENT_LIST.
11143 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
11144 (bsi_remove): Remove imm_use links and mark the stmt as modified.
11145 (bsi_replace): Mark stmt as modified and the update it.
11146 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
11147 (expand_complex_libcal): Call update_stmt.
11148 (expand_complex_comparison): Call mark_stmt_modified.
11149 (expand_complex_operations_1): Call update_stmt_if_modified.
11150 (expand_vector_operations_1): Call mark_stmt_modified.
11151 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
11152 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
11153 add_immediate_use, redirect_immediate_use,
11154 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
11155 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
11156 (mark_new_vars_to_rename): Call update_stmt.
11157 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
11158 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
11160 (unmodify_stmt): Delete.
11161 (update_stmt): New. Force an update of a stmt.
11162 (update_stmt_if_modified): update a stmt if it is out of date.
11163 (get_stmt_operands): Verify stmt is NOT modified.
11164 (stmt_modified_p): Update comment.
11165 (delink_imm_use): Remove a use node from its immuse list.
11166 (link_imm_use_to_list): Link a use node to a specific list.
11167 (link_imm_use): Link a node to the correct list.
11168 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
11169 it in the correct list, if appropriate.
11170 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
11171 (relink_imm_use): Link a use node in place of another node in a list.
11172 (relink_imm_use_stmt): LInk a node in place of another node, and set
11174 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
11175 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
11176 (first_safe_imm_use): New. Initialize a safe immuse iterator.
11177 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
11178 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
11179 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
11180 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
11181 (has_zero_uses): New. Return true if there are no uses of a var.
11182 (has_single_use): New. Return true if there is only a single use of a
11184 (single_imm_use): New. Return the simgle immediate use.
11185 (num_imm_uses): New. Return the number of immediate uses.
11186 (get_v_must_def_ops): Use is now a pointer.
11187 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
11188 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
11190 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
11191 (delink_stmt_imm_use): Delink all immuses from a stmt.
11192 (phi_arg_index_from_use): New. Return a phi arg index for a use.
11193 * tree-flow.h (struct dataflow_d): Delete.
11194 (immediate_use_iterator_d): New. Immediate use iterator struct.
11195 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
11196 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
11197 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
11199 (struct stmt_ann_d): Remove dataflow_t from struct.
11200 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
11201 (if_convertible_phi_p): Use FAST immuse iterator.
11202 (if_convertible_loop_p): Don't call compute_immediate_uses.
11203 (replace_phi_with_cond_modify_expr): Call update_stmt.
11204 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
11205 update_stmt_if_modified.
11206 (rewrite_all_into_ssa): Initialize ssa operands.
11207 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
11208 compute_immediate_uses.
11209 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
11210 ssa_property is available.
11211 (execute_one_pass): Change parameters passed to execute_todo.
11212 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
11213 (remove_ssa_form): Call fini_ssa_operands.
11214 (insert_backedge_copies): Delete call to modify_stmt.
11215 * tree-phinodes.c (make_phi_node): Initialize use nodes.
11216 (release_phi_node): Delink any use nodes before releasing.
11217 (resize_phi_node): Relink any use nodes.
11218 (remove_phi_arg_num): Delink the use node.
11219 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
11220 (remove_all_phi_nodes_for): Release phi node first.
11221 * tree-pretty-print.c (dump_generic_node): Print stmt address.
11222 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
11223 (scalarize_use, scalarize_copy): Call update_stmt.
11224 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
11225 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
11226 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
11227 (ccp_initialize): Remove call to compute_immediate_uses.
11228 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
11229 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
11231 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
11232 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
11233 (eliminate_redundant_computations): Call mark_stmt_modified.
11234 (cprop_operand): Call mark_stmt_modified.
11235 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
11236 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
11237 (dse_optimize_stmt): Use new immuse interface.
11238 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
11239 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
11240 (substitute_single_use_vars): Use new immuse interface.
11241 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
11242 and compute_immediate_uses.
11243 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
11245 (rewrite_mem_refs): Call update_stmt.
11246 (determine_lsm): Remove call to compute_imm_uses and free_df.
11247 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
11248 (try_unroll_loop_completely): Call update_stmt.
11249 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
11250 (rewrite_use_compare): Call update_stmt.
11251 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
11252 (rewrite_use) : Call update_stmt.
11253 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
11254 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
11256 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
11257 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
11258 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
11260 (initialize_vuse_operand): New. Initialize a vuse operand.
11261 (initialize_v_may_def_operand): New. Initialize a maydef operand.
11262 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
11263 (finalize_ssa_defs): Use stmt parameter.
11264 (correct_use_link): Ensure a use node is in the correct list, and has
11265 the correct stmt pointer.
11266 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
11267 finalize_ssa_v_must_defs): Also initialize use nodes.
11268 (finalize_ssa_stmt_operands): Pass extra stmt operands.
11269 (build_ssa_operands): Seperate parsing from final operand construction.
11270 (parse_ssa_operands): New. Parse entry point for operand building.
11271 (swap_tree_operands): New. Swap 2 tree operands.
11272 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
11274 (get_expr_operands): Call swap_tree_operands when needed.
11275 (copy_virtual_operands): Use initialize routines for virtual use ops.
11276 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
11277 (verify_abort): New. Issue imm_use error.
11278 (verify_imm_links): New Verify imm_use links for a var.
11279 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
11280 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
11281 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
11282 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
11283 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
11284 (NULL_USE_OPERAND_P) Define.
11285 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
11287 (struct vuse_operand_type): New struct.
11288 (SET_USE): Call set_ssa_use_from_ptr.
11289 (USE_STMT): Define.
11290 (PHI_ARG_INDEX_FROM_USE): Define.
11291 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
11292 argument via SET_USE, not PHI_ARG_DEF_TREE.
11293 * tree-ssa-pre.c (eliminate): Call update_stmt.
11294 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
11296 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
11297 (nearest_common_dominator_of_uses): Use imm_use iterator.
11298 (statement_sink_location): Use imm_use iterator and interface.
11299 (execute_sink_code): Don't call compute_immediate_uses or free-df.
11300 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
11301 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
11302 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
11303 (verify_ssa): Ensure no stmt is marked modify after optimization pass
11304 if new parameter is true.
11305 (init_tree_ssa): Don't initialize operand cache here.
11306 (delete_tree_ssa): Don't destroy operand cache here.
11307 (propagate_into_addr): Pass in a use pointer, return true if anything
11309 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
11310 (check_phi_redundancy): Use imm_use iterator.
11311 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
11313 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
11314 (release_ssa_name): Delink node and all elements in its imm_use list.
11315 * tree-tailcall.c (adjust_return_value): Call update_stmt.
11316 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
11317 * tree-vectorizer.c (need_imm_uses_for): Delete.
11318 (vectorize_loops): Dont call compute_immediate_uses or free_df.
11319 * tree.h (struct ssa_imm_use_d): Define.
11320 (SSA_NAME_IMM_USE_NODE): Define.
11321 (struct tree_ssa_name): Add imm_use node.
11323 (PHI_ARG_IMM_USE_NODE): Define.
11324 (struct phi_arg_d): Add imm_use node.
11325 (struct tree_phi_node): Remove struct dataflow_d element.
11326 (TDF_STMTADDR): Define.
11328 2005-04-05 Dale Johannesen <dalej@apple.com>
11330 * doc/invoke.texi (Optimization Options): Remove
11331 duplicate -fcse-follow-jumps. Add -fweb.
11332 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
11333 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
11335 2005-04-05 Per Bothner <per@bothner.com>
11337 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
11338 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
11339 (warn_uninit): Get EXPR_LOCUS from context now instead.
11340 This fixes a USE_MAPPED_LOCATION testsuite failure.
11342 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
11344 2005-04-05 Per Bothner <per@bothner.com>
11346 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
11347 of the artification 'return 0' in main() to BUILTINS_LOCATION.
11348 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
11351 2004-04-05 Devang Patel <dpatel@apple.com>
11353 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
11354 (lhsr<mode>3): ... new name.
11355 (altivec_vsra<VI_char>): Rename to ..
11356 (ashr<mode>3): ... new name.
11357 * config/rs6000/rs6000.c (builtin_description): Rename shift
11360 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
11362 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
11363 gen_lowpart_for_combine.
11364 * cse.c (gen_lowpart_if_possible): Move...
11365 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
11366 gen_lowpart_SUBREG.
11367 (gen_lowpart_no_emit_general): Use it.
11369 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11371 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
11374 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11376 * system.h: Fix typo.
11378 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
11380 * config/bfin/bfin-modes.def: New file.
11381 * config/bfin/bfin-protos.h: New file.
11382 * config/bfin/bfin.c: New file.
11383 * config/bfin/bfin.h: New file.
11384 * config/bfin/bfin.md: New file.
11385 * config/bfin/bfin.opt: New file.
11386 * config/bfin/crti.s: New file.
11387 * config/bfin/crtn.s: New file.
11388 * config/bfin/elf.h: New file.
11389 * config/bfin/lib1funcs.asm: New file.
11390 * config/bfin/predicates.md: New file.
11391 * config/bfin/t-bfin: New file.
11392 * config/bfin/t-bfin-elf: New file.
11393 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
11394 Document new attributes.
11395 (interrupt, interrupt_handler, saveall): Update documentation for
11397 * doc/install.texi (Specific): Add entry for the Blackfin.
11398 * doc/invoke.texi (Blackfin Options): New section.
11399 * doc/md.texi (Blackfin family): New section to document constraints.
11400 * config.gcc: Add bfin*-* and bfin*-elf configurations.
11402 2005-04-05 Olivier Hainque <hainque@adacore.com>
11404 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
11405 match what the system unwinder expects.
11406 * config/mips/mips.c (mips_frame_set): If we're saving the return
11407 address register and the dwarf return address column number differs
11408 from the hard register number, adjust the note reg to refer to the
11411 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
11413 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
11414 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
11415 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11416 (processor_type): New enum.
11417 (mn10300_processor): New variable.
11418 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
11419 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
11420 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11421 (PROCESSOR_DEFAULT): New macro.
11422 * config/mn10300/mn10300.c (mn10300_processor): New variable.
11423 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11424 (mn10300_handle_option, mn10300_override_options): New functions.
11425 * config/mn10300/mn10300.opt: New file.
11427 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11428 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
11430 PR tree-optimization/19903
11431 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
11432 that don't fit in their type after conversion.
11434 2005-04-05 Uros Bizjak <uros@kss-loka.si>
11437 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
11438 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
11439 Allocate local stack slots here. Set ix86_optimize_mode_switching.
11440 flag here. Implement using define_insn_and_split.
11441 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
11442 (frndintxf2_mask_pm_i387): New insn patterns.
11443 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
11444 Do not set ix86_optimize_mode_switching flag.
11445 (ceilsf2, ceildf2, ceilxf2): Same.
11446 (btruncsf2, btruncdf2, btruncxf2): Same.
11447 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
11449 2005-04-05 Ian Lance Taylor <ian@airs.com>
11452 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
11453 i386_pe_record_external_function.
11454 (i386_pe_record_external_function): Update declaration.
11455 * config/i386/winnt.c (struct extern_list): Add decl field.
11456 (i386_pe_record_external_function): Add decl parameter.
11457 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
11459 * config/i386/i386-protos.h (i386_pe_record_external_function):
11460 Update declaration.
11462 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
11464 * config/m68k/m68k-protos.h: Add a prototype for
11465 valid_dbcc_comparison_p_2.
11466 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
11467 extend_operator, const_uint32_operand, const_sint32_operand,
11468 general_src_operand, nonimmediate_src_operand,
11469 memory_src_operand, post_inc_operand, pre_dec_operand,
11470 pcrel_address): Move to predicates to predicates.md.
11471 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
11472 * config/m68k/m68k.md: Include predicates.md.
11473 * config/m68k/predicates.md: New.
11475 2005-04-04 Roger Sayle <roger@eyesopen.com>
11477 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
11479 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
11481 2005-04-04 Ian Lance Taylor <ian@airs.com>
11483 * c-typeck.c (struct c_switch): Rename switch_stmt field to
11485 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
11486 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
11487 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
11488 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
11489 * c-common.c (c_do_switch_warnings_1): New static function broken
11490 out of c_do_switch_warnings.
11491 (c_do_switch_warnings): Call c_do_switch_warnings_1.
11492 (c_do_switch_expr_warnings): New function.
11493 * c-common.h (c_do_switch_expr_warnings): Declare.
11495 2005-04-04 David Edelsohn <edelsohn@gnu.org>
11496 Daniel Jacobowitz <dan@codesourcery.com>
11498 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
11500 * rtlanal.c (may_trap_p): Same.
11502 2005-04-04 Dale Johannesen <dalej@apple.com>
11504 * ChangeLog: remove reference to ChangeLog.12.
11506 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
11508 CRIS epilogue as RTL.
11509 * config/cris/cris.md: Change all 0 in unspec 0 to
11511 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
11512 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
11514 ("return"): Change to define_expand. Call cris_expand_return for
11516 ("*return_expanded"): New pattern.
11517 ("epilogue"): New define_expand.
11518 * config/cris/cris.h (PREDICATE_CODES): Add
11519 cris_load_multiple_op.
11520 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
11522 (enum cris_retinsn_type): New.
11523 (struct machine_function): New member return_type.
11524 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
11525 (cris_target_asm_function_epilogue): Remove, moving RTLified
11527 (cris_expand_epilogue): New function.
11528 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
11529 (cris_gen_movem_load, cris_load_multiple_op)
11530 (cris_return_address_on_stack_for_return, cris_expand_return): New
11532 (cris_target_asm_function_prologue)
11533 (cris_initial_frame_pointer_offset): Call
11534 cris_reg_saved_in_regsave_area instead of complicated expression.
11535 Call cris_return_address_on_stack instead of an expression.
11536 (cris_print_operand) <case 'o', case 'O'>: New cases.
11537 (cris_return_address_on_stack): Change return-type to bool.
11538 (cris_simple_epilogue): Ditto. Return false if registers are
11540 * config/cris/cris-protos.h (cris_simple_epilogue)
11541 (cris_return_address_on_stack): Adjust prototype return type.
11542 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
11543 (cris_return_address_on_stack_for_return): New prototypes.
11545 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11547 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
11548 gpr_or_int12_operand.
11550 * config/frv/frv-protos.h: Add a prototype to
11551 frv_legitimate_memory_operand and frv_const_unspec_p.
11552 (frv_unspec): Move from frv.c.
11553 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
11554 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
11555 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
11556 gpr_or_fpr_operand, gpr_or_int12_operand,
11557 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
11558 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
11559 int6_operand, int5_operand, uint5_operand, uint4_operand,
11560 uint1_operand, int_2word_operand, uint16_operand,
11561 upper_int16_operand, integer_register_operand,
11562 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
11563 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
11564 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
11565 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
11566 move_destination_operand, movcc_fp_destination_operand,
11567 frv_function_symbol_referenced_p, move_source_operand,
11568 condexec_dest_operand, condexec_source_operand,
11569 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
11570 const_unspec_operand, gpr_or_memory_operand,
11571 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
11572 icc_operand, fcc_operand, cc_operand, icr_operand,
11573 fcr_operand, cr_operand, call_operand, sibcall_operand,
11574 symbolic_operand, relational_operator,
11575 integer_relational_operator, float_relational_operator,
11576 ccr_eqne_operator, minmax_operator,
11577 condexec_si_binary_operator, condexec_si_media_operator,
11578 condexec_si_divide_operator, condexec_si_unary_operator,
11579 condexec_sf_conv_operator, condexec_sf_add_operator,
11580 condexec_memory_operand, intop_compare_operator, acc_operand,
11581 even_acc_operand, quad_acc_operand, accg_operand: Move to
11583 * config/frv/frv.h (PREDICATE_CODES): Remove.
11584 * config/frv/frv.md: Include predicates.md.
11585 * config/frv/predicates.md: New.
11587 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11590 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
11591 * tree-ssa-loop-ivopts.c: Include langhooks.h.
11592 (add_standard_iv_candidates_for_size): New function, extracting code
11593 from add_standard_iv_candidates and parameterizing it by type size.
11594 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
11596 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11598 * system.h (GCOV_SIZE_TYPE): Unposion.
11599 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
11600 (GCOV_TYPE_SIZE): ...this new macro.
11601 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
11602 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
11603 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
11604 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
11605 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
11606 instead of unsigned_intSI_type_node.
11607 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
11608 (rtl_gen_one_value_profiler_no_edge_manipulation)
11609 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
11610 * value-prof.c: Include coverage.h.
11612 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
11613 Diego Novillo <dnovillo@redhat.com>
11615 Fix PR tree-optimization/20703
11616 Fix PR tree-optimization/20725
11618 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
11619 (create_expression_by_pieces): Ditto.
11620 (valid_in_set): Ditto. Also handle tcc_declaration.
11621 (find_or_generate_expression): Handle comparison class.
11622 (insert_into_preds_of_block): Ditto.
11623 (insert_aux): Ditto.
11624 (create_value_expr_from): Handle comparison class, recursively
11625 handle reference nodes.
11626 (compute_avail): Handle comparison classes, rewrite a little cleaner.
11627 (execute_pre): Fix spacing.
11628 (do_fre): Renamed to execute_fre.
11630 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11632 * doc/invoke.texi (SPARC options): Document that
11633 -mlittle-endian is not supported on Linux either.
11635 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11639 * config.gcc (Obsolete configurations): Remove
11640 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
11641 (sparclite-*-coff*): Delete.
11642 (sparclite-*-elf*): Likewise.
11643 (sparc86x-*-elf*): Likewise.
11644 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
11645 * config/sparc/lite.h: Delete.
11646 * config/sparc/litecoff.h: Likewise.
11647 * config/sparc/liteelf.h: Likewise.
11648 * config/sparc/sp86x-elf.h: Likewise.
11649 * config/sparc/t-sparclite: Likewise.
11650 * config/sparc/t-sp86x: Likewise.
11652 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
11654 * config/s390/s390-protos.h: (s390_comparison,
11655 s390_alc_comparison, s390_slb_comparison, const0_operand,
11656 consttable_operand, larl_operand, s_operand,
11657 shift_count_operand, bras_sym_operand, load_multiple_operation,
11658 store_multiple_operation, s390_plus_operand): Remove prototypes.
11659 (s390_legitimate_address_without_index_p): New prototype.
11660 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
11662 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
11663 const0_operand, consttable_operand, larl_operand, s_operand,
11664 shift_count_operand, bras_sym_operand, load_multiple_operation,
11665 store_multiple_operation, s390_plus_operand): Move to
11667 (check_mode): Remove.
11668 (s390_branch_condition_mask): Remove 'static'. Move prototype to
11670 (s390_legitimate_address_without_index_p): New.
11671 * config/s390/s390.h (PREDICATE_CODES): Remove.
11672 * config/s390/s390.md: Include predicates.md.
11673 * config/s390/predicates.md: New.
11675 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11678 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
11679 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
11680 (NEED_INDICATE_EXEC_STACK): Define to 1.
11681 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
11682 (NEED_INDICATE_EXEC_STACK): Define to 1.
11683 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
11684 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
11685 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
11686 (pic_helper_emitted_p): New global.
11687 (emit_pic_helper): New function extracted from...
11688 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
11689 Do not call emit_pic_helper if delay_pic_helper is true.
11690 (sparc_expand_prologue): Pass 'false' to load_pic_register.
11691 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
11692 (sparc_file_end): New function.
11694 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11696 * config/mcore/mcore-protos.h: Remove the prototypes for
11697 mcore_arith_reg_operand, mcore_general_movsrc_operand,
11698 mcore_general_movdst_operand, mcore_reload_operand,
11699 mcore_arith_J_operand, mcore_arith_K_operand,
11700 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
11701 mcore_arith_K_S_operand, mcore_arith_imm_operand,
11702 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11703 mcore_literal_K_operand, mcore_addsub_operand,
11704 mcore_compare_operand, mcore_load_multiple_operation,
11705 mcore_store_multiple_operation, mcore_call_address_operand.
11706 Add a prototype for const_ok_for_mcore.
11707 * config/mcore/mcore.c (mcore_call_address_operand,
11708 mcore_general_movsrc_operand, mcore_general_movdst_operand,
11709 mcore_arith_reg_operand, mcore_reload_operand,
11710 mcore_arith_J_operand, mcore_arith_K_operand,
11711 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
11712 mcore_arith_M_operand, mcore_arith_imm_operand,
11713 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11714 mcore_literal_K_operand, mcore_addsub_operand,
11715 mcore_compare_operand, mcore_load_multiple_operation,
11716 mcore_store_multiple_operation): Move to predicates.md.
11717 (const_ok_for_mcore): Export.
11718 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
11719 * config/mcore/mcore.md: Include predicates.md.
11720 * config/mcore/predicates.md: New.
11722 * config/mcore/predicates.md: Fix a comment typo.
11724 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
11725 Adrian Straetling <straetling@de.ibm.com>
11727 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
11728 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
11729 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
11731 ("imul"): Removed from "type" attribute.
11732 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
11733 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
11734 Changed type to imulsi.
11735 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
11737 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11739 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
11740 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
11741 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
11742 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
11743 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
11744 (TARGET_SWITCHES, mcore_stack_increment_string)
11745 (TARGET_OPTIONS): Delete.
11746 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
11747 than *_BIT constants.
11748 (TARGET_8ALIGN): #undef old definition before redefining to 1.
11749 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
11750 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
11751 (mcore_override_options): Delete mcore_stack_increment code.
11752 Change use of M340_BIT to MASK_M340.
11753 * config/mcore/mcore.opt: New file.
11755 2005-04-04 Ian Lance Taylor <ian@airs.com>
11757 * config/arm/arm.c (replace_symbols_in_block): Remove static
11760 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11762 * config/fr30/fr30-protos.h: Remove the prototypes for
11763 stack_add_operand, add_immediate_operand,
11764 high_register_operand, low_register_operand, call_operand,
11765 di_operand, and nonimmediate_di_operand.
11766 * config/fr30/fr30.c (stack_add_operand,
11767 add_immediate_operand, high_register_operand,
11768 low_register_operand, call_operand, di_operand,
11769 nonimmediate_di_operand): Move to predicates.md.
11770 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
11771 * config/fr30/fr30.md: Include predicates.md.
11772 * config/fr30/predicates.md: New.
11774 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
11775 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
11776 mcore_call_address_operand.
11778 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
11779 general_movsrc_operand.
11781 2005-04-04 Alan Modra <amodra@bigpond.net.au>
11783 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
11786 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
11789 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
11792 2005-04-04 Richard Henderson <rth@redhat.com>
11793 Jakub Jelinek <jakub@redhat.com>
11795 PR rtl-optimization/16104
11796 * fold-const.c (fold_unary): Fix folding of vector conversions.
11798 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11800 * config.gcc (xstormy16-*-elf): Set extra_options.
11801 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
11802 * config/stormy16/stormy16.opt: New file.
11804 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11806 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
11807 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
11808 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
11809 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
11810 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
11811 (TARGET_UNIX_ASM): Delete.
11812 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
11813 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
11814 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
11815 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11816 * config/pdp11/pdp11.opt: New file.
11818 2005-04-03 Roger Sayle <roger@eyesopen.com>
11819 Alexandre Oliva <aoliva@redhat.com>
11822 * fold-const.c (non_lvalue): Split tests into...
11823 (maybe_lvalue_p): New function.
11824 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
11825 C++ front-end prior to lowering into gimple form.
11827 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11829 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
11830 BUILT_IN_STRNCASECMP): New.
11831 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
11834 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
11837 * arm.md (addsi3_compare0_for_combiner): Delete.
11838 (addsi3_compare0_scratch_for_combiner): Delete.
11839 (cmpsi_neg_shiftsi): Delete.
11840 (compare_negsi_si): New pattern.
11841 (cmpsi_negshiftsi_si): New pattern.
11842 (negated_cbranchsi4): Restrict to equality_operator.
11844 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
11847 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11849 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
11852 * doc/install.texi: Fix a typo.
11854 2005-04-03 Steven Bosscher <stevenb@suse.de>
11856 PR middle-end/20648
11857 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
11858 a computed goto if the edge to the computed goto block has
11859 incoming abnormal edges. Clarify how the function works.
11861 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
11863 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
11864 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
11865 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
11866 hash_scan_set, reg_set_between_after_reload_p,
11867 reg_used_between_after_reload_p, get_avail_load_store_reg,
11868 eliminate_partially_redundant_load): Likewise.
11869 * postreload.c (reload_cse_simplify_set,
11870 reload_combine_note_use): Likewise.
11871 * predict.c (predict_insn, expected_value_to_br_prob,
11872 propagate_freq, expensive_function_p): Likewise.
11873 * print-rtl.c (print_rtx): Likewise.
11874 * profile.c (instrument_edges, instrument_values,
11875 compute_branch_probabilities, branch_prob, union_groups,
11876 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
11877 * protoize.c (in_system_include_dir, file_could_be_converted,
11878 file_normally_convertible, gen_aux_info_file, seek_to_line,
11879 do_cleaning): Likewise.
11880 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
11881 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
11882 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
11884 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11886 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
11887 * modulo-sched.c (undo_replace_buff_elem): New structure.
11888 (kernel_number_of_cycles, ps_unschedule_node,
11889 undo_generate_reg_moves,free_undo_replace_buff,
11890 undo_permute_partial_schedule, loop_single_full_bb_p,
11891 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
11892 build_loops_structure, get_sched_window): New.
11893 (generate_reg_moves): Return undo_replace_buff_elem and other
11895 (generate_prolog_epilog): Remove old loop versioning.
11896 (sms_schedule): Use loop information and loop_version.
11897 (sms_schedule_by_order): Split part of it to get_sched_window.
11898 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
11899 cfg_layout_finalize and free_dominance_info before/after SMS.
11901 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11903 * cfghooks.c (lv_flush_pending_stmts,
11904 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
11905 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
11906 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
11907 lv_add_condition_to_bb,
11908 lv_adjust_loop_header_phi, extract_cond_bb_edges,
11909 flush_pending_stmts): New in cfg_hooks structure.
11910 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
11911 extract_cond_bb_edges, lv_adjust_loop_header_phi,
11912 lv_add_condition_to_bb): New declarations.
11913 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
11915 (loop_version): Declare.
11916 * cfgloopmanip.c (cfghooks.h): Include.
11917 (duplicate_loop_to_header_edge): Change return type to bool.
11918 (loop_version, lv_adjust_loop_entry_edge): Move here.
11919 * cfgrtl.c (cfgloop.h): Include.
11920 (rtl_verify_flow_info_1): Fix.
11921 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
11922 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
11924 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
11925 tree_lv_add_condition_to_bb): New.
11926 (tree_cfg_hooks): Add new hooks to initialization.
11927 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
11928 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
11930 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11932 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11933 xstormy16_below100_or_register,
11934 xstormy16_splittable_below100_or_register, and
11935 nonimmediate_nonstack_operand.
11937 * config/stormy16/stormy16-protos.h: Remove the prototypes for
11938 xstormy16_ineqsi_operator, equality_operator,
11939 inequality_operator, shift_operator,
11940 xstormy16_below100_operand, xstormy16_below100_or_register,
11941 xstormy16_splittable_below100_or_register,
11942 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11943 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11944 equality_operator, inequality_operator,
11945 xstormy16_below100_operand, xstormy16_below100_or_register,
11946 xstormy16_splittable_below100_or_register,
11947 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11948 nonimmediate_nonstack_operand, shift_operator): Move to
11950 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11951 * config/stormy16/stormy16.md: Include predicates.md.
11952 * config/stormy16/predicates.md: New.
11954 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11956 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
11957 small_int, large_int, reg_or_0_operand, simple_memory_operand,
11958 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
11959 move_operand, power_of_2_operand): Move to predicates.md.
11960 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
11961 PREDICATE_CODE): Remove.
11962 * config/iq2000/iq2000.md: Include predicates.md.
11963 * config/iq2000/predicates.md: New.
11965 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
11967 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
11968 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
11969 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
11970 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
11971 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
11972 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
11973 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
11974 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11975 (TARGET_M68HC11): Delete.
11976 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
11977 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
11978 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
11979 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
11980 (nb_soft_regs): Delete.
11981 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
11982 (m68hc11_override_options): Remove the code that caters for MASK_M6811
11983 and MASK_M6812 being set simultaneously. Change the code that sets
11984 the default m68hc11_soft_reg_count to use integers instead of strings.
11985 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
11986 m68hc11_soft_reg_count (which now has an int type) as the number
11988 * config/m68hc11/m68hc11.opt: New file.
11990 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11992 * config/fr30/fr30.h (PREDICATE_CODES): Remove
11993 fp_displacement_operand, sp_displacement_operand.
11995 * config/m68hc11/m68hc11-protos.h: Add a prototype for
11997 Remove the prototypes for tst_operand, cmp_operand,
11998 stack_register_operand, d_register_operand,
11999 hard_addr_reg_operand, splitable_operand,
12000 m68hc11_logical_operator, m68hc11_arith_operator,
12001 m68hc11_non_shift_operator, m68hc11_shift_operator,
12002 m68hc11_unary_operator, m68hc11_eq_compare_operator,
12003 non_push_operand, hard_reg_operand, and
12004 reg_or_some_mem_operand.
12005 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
12007 (tst_operand, cmp_operand, non_push_operand,
12008 splitable_operand, reg_or_some_mem_operand,
12009 stack_register_operand, d_register_operand,
12010 hard_addr_reg_operand, hard_reg_operand,
12011 m68hc11_eq_compare_operator, m68hc11_logical_operator,
12012 m68hc11_arith_operator, m68hc11_non_shift_operator,
12013 m68hc11_shift_operator, m68hc11_unary_operator): Move to
12015 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
12016 * config/m68hc11/m68hc11.md: Include predicates.md.
12017 * config/m68hc11/predicates.md: New.
12019 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12022 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
12023 change checked in along with 2005-03-03's patch for debug/20253.
12024 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
12025 (remap_decl): Insert type decl in map earlier.
12027 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12029 PR tree-optimization/20640
12030 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
12031 post-dominator if it has phi nodes.
12032 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
12033 before dead statements.
12035 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12037 PR middle-end/20491
12038 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
12040 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12042 PR rtl-optimization/20290
12043 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
12044 in every iteration if the entry point is the exit test.
12046 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
12048 * config/cris/cris.md (attribute "length"): Define.
12050 2005-04-02 Geoffrey Keating <geoffk@apple.com>
12052 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
12053 (word_offset_memref_operand): New.
12054 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
12055 (indexed_or_indirect_operand): Delete.
12056 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
12057 (indexed_or_indirect_operand): Delete.
12059 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
12062 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
12065 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
12066 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
12068 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12070 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
12072 2005-04-01 Ian Lance Taylor <ian@airs.com>
12074 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
12075 (rus, prus): Remove static variables.
12076 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
12077 (process_command): Permit report_times and use_pipes together.
12079 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
12081 * c-decl.c (validate_proto_after_old_defn): Look at
12082 TYPE_MAIN_VARIANT of argument types.
12084 2005-04-01 Paul Brook <paul@codesourcery.com>
12086 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
12087 (arm_output_function_epilogue): Allow call_via_SP.
12088 (thumb_call_via_reg, arm_file_end): Ditto.
12089 * config/arm/arm.h (struct machine_function): Include space for SP.
12090 (thumb_call_via_label): Update declaration.
12092 2005-04-01 Ian Lance Taylor <ian@airs.com>
12094 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
12095 doing a peephole optimization, once again put any notes in the
12098 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12100 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
12102 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
12104 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
12105 (block_alloc, find_free_reg): Likewise.
12106 * loop-doloop.c (doloop_modify): Likewise.
12107 * loop-invariant.c (record_use): Likewise.
12108 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
12109 get_iv_value, canon_condition, eliminate_implied_condition,
12110 eliminate_implied_condition, simplify_using_initial_values,
12111 shorten_into_mode, canonicalize_iv_subregs,
12112 iv_number_of_iterations): Likewise.
12113 * loop-unroll.c (expand_var_during_unrolling): Likewise.
12114 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
12115 unswitch_loop): Likewise.
12116 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
12117 move_movables, replace_call_address, find_and_verify_loops,
12118 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
12119 record_giv, final_giv_value, general_induction_var,
12120 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
12121 loop_giv_dump): Likewise.
12123 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
12124 GCOV_CHECK_WRITING): Remove.
12125 (gcov_position, gcov_rewrite): Use gcc_assert.
12126 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
12127 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
12128 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
12131 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12133 * tree-inline.c: Fix a typo.
12135 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
12137 * configure.ac (enable-checking): Explicitly set all variables for
12138 collective switch values. Alphabetize variables. Rename
12139 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
12141 * doc/install.texi (enable-checking): Update documentation.
12142 * configure: Rebuilt.
12144 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12146 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
12149 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
12151 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
12152 Also reject cases where this pattern will cause load delay stalls
12153 unless optimizing for size and it will produce a shorter sequence.
12154 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
12155 variants to avoid pre-adjusting the base when possible.
12157 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
12159 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
12160 the frame and argument pointers.
12161 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
12162 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
12163 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
12164 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
12165 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
12166 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
12168 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
12170 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
12171 with entry for selectany attribute.
12172 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
12174 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
12175 (i386_pe_asm_named_section): Handle sections generated by
12176 selectany attribute.
12177 * doc/extend.texi (selectany): Document attribute.
12179 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
12180 Jan Hubicka <jh@suse.cz>
12182 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
12183 to fix addresses involving EBP and ESP.
12184 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
12185 for SUBREGed registers.
12186 (legitimate_address_p): Accept SUBREGed registers.
12188 2005-04-01 Jakub Jelinek <jakub@redhat.com>
12191 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
12192 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
12195 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12197 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
12199 2005-04-01 James E Wilson <wilson@specifixinc.com>
12202 * dwarf2out.c (rtl_for_decl_init): New function.
12203 (rtl_for_decl_location): Extracted from here.
12204 (tree_add_const_value_attribute): Call rtl_for_decl_init and
12205 add_const_value_attribute. Delete initializer_constant_valid_p call.
12207 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12209 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
12210 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
12211 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
12212 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
12213 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
12214 config/i386/i386.md, config/rs6000/predicates.md,
12215 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
12216 config/s390/s390.c, config/stormy16/stormy16.c,
12217 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
12220 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
12223 * gimplify.c (gimplify_expr): Create a temporary for lvalue
12224 COND_EXPR and CALL_EXPR.
12226 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
12229 * genautomata.c (first_cycle_unit_presence): Check all alternative
12230 states for unit presence.
12232 * doc/md.texi: Remove remark about impossibility to query unit
12233 presence in non nondeterministic automaton state.
12235 * config/ia64/ia64.c (get_template): Change order of unit querying.
12237 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12239 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
12242 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
12244 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
12245 flag for edges outside any loops.
12247 2005-03-31 Janis Johnson <janis187@us.ibm.com>
12249 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
12251 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12253 * tree-ssa-alias.c: Follow spelling conventions.
12254 * doc/tree-ssa.texi: Fix a typo.
12256 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
12258 * postreload-gcse.c: Include target.h.
12259 (gcse_after_reload_main): Return early if we cannot modify jumps.
12260 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
12262 2005-03-31 David Edelsohn <edelsohn@gnu.org>
12264 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
12265 expensive operations.
12267 2005-03-31 Ian Lance Taylor <ian@airs.com>
12269 * collect2.c (lderrout): New variable.
12270 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
12271 if it is set, to stderr.
12272 (handler): Unlink lderrout if it is set.
12273 (dump_file): Add "to" parameter. Change all callers.
12274 (main): Initialize lderrout.
12275 (collect_execute): Add errname parameter. Change all callers.
12276 Rename redir parameter to outname. Never pass
12277 PEX_STDERR_TO_STDOUT to pex_run.
12278 * collect2.h (collect_execute, dump_file): Update declarations.
12279 * tlink.c (tlink_execute): Add errname parameter. Change all
12281 (do_tlink): Check lderrout as well as ldout.
12283 2005-03-31 Caroline Tice <ctice@apple.com>
12285 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
12286 (bb-reorder.o): Add errors.h to list of requirements.
12287 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
12288 profiledbootstrap flags.
12289 * bb-reorder.c (errors.h): Add new include.
12290 (struct bbro_basic_block_data_def): Add new field, in_trace.
12291 (add_unlikely_executed_notes): Remove function.
12292 (mark_bb_for_unlikely_executed_section): Remove function.
12293 (insert_section_boundary_note): New function.
12294 (verify_hot_cold_block_grouping): New function.
12295 (push_to_next_round_p): Remove variables and tests that push all
12296 cold blocks to last round.
12297 (find_traces): Remove code that added extra round of trace finding
12298 when doing partitioning.
12299 (find_traces_1_round) : Remove variable last_round; add code to
12300 update new struct field, in_trace; correct trace_length where it was
12301 incorrect before (after call to copy_bb); change code that pushed all
12302 cold blocks to last round. Instead verify that all blocks going into
12303 a trace belong in the same partition.
12304 (connect_traces): Modify to connect the traces in two passes, if the
12305 function contains both hot and cold blocks. The first pass connects
12306 all the traces for blocks in the partition that the first block in
12307 the function belongs to; the second pass connnects all the traces
12308 containing blocks that belong in the other partition.
12309 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12310 code that automatically put the first block in a function into the
12311 hot partition if the function had any hot blocks.
12312 (fix_crossing_unconditional_branches): Check number of succ edges
12313 before attempting to get one.
12314 (fix_edges_for_rarely_executed_code): Update comment describing
12316 (reorder_basic_blocks): Add code to initialize new field (in_trace);
12317 remove call to add_unlikely_executed_notes; add call to
12318 verify_hot_cold_block_grouping.
12319 (duplicate_computed_gotos): Don't change computed goto if it's a
12321 (partition_hot_cold_basic_blocks): Update function comment.
12322 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
12324 (try_forward_edges): Likewise.
12325 (merge_blocks_move_predecessor_nojumps): Likewise.
12326 (merge_blocks_move_successor_nojumps): Likewise.
12327 (merge_blocks_move): Likewise.
12328 (try_crossjump_bb): Likewise.
12329 * cfglayout.c (update_unlikely_executed_notes): Remove function.
12330 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
12331 notes to cold bb's; remove call to update_unlikely_executed_notes.
12332 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12333 NOTE_INSN_SWITCH_TEXT_SECTIONS.
12334 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
12335 function declaration.
12336 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
12337 from consideration.
12338 (rtl_can_merge_blocks): Remove redundancy from condition.
12339 (try_redirect_by_replacing_jump): Likewise.
12340 (force_nonfallthru_and_redirect): Remove code for adding
12341 UNLIKELY_EXECUTED_CODE notes to cold bb's.
12342 (commit_one_edge_insertion): Likewise.
12343 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
12344 * dbxout.c (FORCE_TEXT): Replace function_section with
12345 current_function_section.
12346 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
12347 function, switch_text_section.
12348 (struct xcoff_debug): Likewise.
12349 (dbxout_function_end): Add code to put out label diffs for both
12350 hot and cold sections.
12351 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
12352 for new debug_hooks funciton, switch_text_section..
12353 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
12354 switch_text_section.
12355 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
12356 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
12357 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
12358 dw_fde_switched_sections.
12359 (output_call_frame_info): Add test to see if function switches text
12360 sections in the middle; if so, use appropriate extra hot and cold
12361 section labels to compute size deltas for the hot and cold sections.
12362 (dwarf2out_begin_prologue): Add code to initialize new fields in
12364 (dwarf2out_switch_text_section): New function (invoked through
12365 debug_hook); updates new fields in dw_fde_struct appropriately and
12366 increments separate_line_info_table_in_use.
12367 (dwarf2_debug_hooks): Initialize switch_text_section function to be
12368 dwarf2out_switch_text_section.
12369 (struct var_loc_node): Add new field, section_label.
12370 (output_aranges): Add code to check whether in hot or cold section and
12371 use the appropriate label in calculating deltas.
12372 (output_ranges): Likewise.
12373 (output_line_info): Add code to check which section we're in and
12374 use appropriate hot/cold label.
12375 (add_location_or_constant_value_attribute): Likewise.
12376 (gen_subprogam_die): Modify arange attributes to use correct labels.
12377 (dwarf2out_begin_block): Change call to function_section into call to
12378 current_function_section.
12379 (dwarf2out_end_block): Likewise.
12380 (dwarf2out_source_line): Likewise.
12381 (dwarf2out_var_location): Add code to check whether in hot or cold
12382 section and use the appropriate label.
12383 * except.c (output_function_exception_table): Change call to
12384 function_section into call to current_function_section.
12385 * final.c (profile_function): Likewise.
12386 (scan_ahead_for_unlikely_executed_note): Remove function.
12387 (final_scan_insn): Remove calls to
12388 scan_ahead_for_unlikely_executed_note, and related code for switching
12389 to cold section, except for the single time
12390 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
12391 debug_hooks->switch_text_sections; replace appropriate calls to
12392 function_section with calls to current_function_section.
12393 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
12394 test_bb to condition.
12395 (find_if_case_2): Likewise.
12396 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12397 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
12398 * opts.c (decode_options): Change warning about hot/cold partitioning
12399 with exceptionss to inform (so as not to cause bootstrap failures);
12400 remove warning about partitioning with DWARF debug info.
12401 * output.h (current_function_section): Add new function decl.
12402 (insert_section_boundary_note): Likewise.
12403 (enum in_section): Move this declaration here from varasm.c.
12404 (unlikely_section_label): Likewise.
12405 (unlikely_text_section_name): Likewise.
12406 (last_text_section_name): New global variable.
12407 (last_text_section): Likewise.
12408 (hot_section_label): Likewise.
12409 (hot_section_end_label): Likewise.
12410 (cold_section_end_label): Likewise.
12411 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
12412 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
12413 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
12414 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
12415 insn from consideration.
12416 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
12417 switch_text_section.
12418 * varasm.c (basic-block.h): Add new include.
12419 (unlikely_section_label_printed): Remove global variable.
12420 (unlikely_section_label): Make global variable not be static any more.
12421 (unlikely_text_section_name): Likewise.
12422 (hot_section_end_label): New global variable (not static)
12423 (first_function_block_is_cold): Likewise.
12424 (hot_section_label): Likewise.
12425 (cold_section_end_label): Likewise..
12426 (last_text_section): New global variable, not static.
12427 (last_text_section_name): New global variable, not static.
12428 (initialize_cold_section_name): New function.
12429 (enum in_section): Move declaration to output.h.
12430 (text_section): Update last_text_section.
12431 (unlikely_text_section): Replace code to determine cold section name
12432 with call to initialize_cold_section_name; Add code to update
12433 last_text_section; remove code for printing out label.
12434 (named_section_real): Add code to update last_text_section and
12435 last_text_section_name as appropriate.
12436 (function_section): Change test for 'unlikely' to depend on
12437 first_function_block_is_cold (moved old test to
12438 current_function_section).
12439 (current_function_section): New function.
12440 (assemble_start_function): Move code that frees
12441 unlikely_text_section_name; initialize hot_section_end_label;
12442 print hot and cold section labels at the start of the function;
12443 set first_function_block_is_cold, if appropriate; initialize l
12444 ast_text_section; add call to insert_section_boundary_note.
12445 (assemble_end_function): Add code to write out hot and cold section
12447 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
12448 switch_text_section.
12449 * config/darwin.c (machopic_select_section): Replace incorrect
12450 function in base_funs; update reloc for cold sections if necessary.
12451 * config/darwin.h (SECTION_FUNCTION): Add code to update
12452 last_text_section if appropriate.
12453 (text_unlikely_section): Remove.
12454 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
12455 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
12456 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
12457 partitioning for this architecture.
12459 2005-03-31 Olivier Hainque <hainque@adacore.com>
12461 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
12462 defined and non-zero.
12464 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
12467 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
12470 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12473 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
12474 label operand. Remove (use (unspec..)). Don't emit a label on
12476 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
12477 generate inline label for load_toc_v4_PIC_1b.
12478 (rs6000_emit_load_toc_table): Likewise.
12480 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12482 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
12483 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
12485 2005-03-29 Devang Patel <dpatel@apple.com>
12487 * tree-sra.c (decide_block_copy): Disable scalarization of
12490 2005-03-30 Stuart Hastings <stuart@apple.com>
12491 Dale Johannesen <dalej@apple.com>
12493 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
12494 * print-tree.c (print_node): Add case STATEMENT_LIST.
12496 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12498 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
12499 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
12500 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
12501 is given with "powerpc64*" or "all", or when --with-cpu chooses
12504 2005-03-30 James E. Wilson <wilson@specifixinc.com>
12507 * dwarf2out.c (add_high_low_attributes): New function, extracted from
12508 gen_lexical_block_die.
12509 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
12511 2005-03-31 Jan Hubicka <jh@suse.cz>
12513 2004-11-02 Jan Hubicka <jh@suse.cz>
12515 * cgraph.c (cgraph_varpool_node_name): New function.
12516 (dump_cgraph_varpool_node): New function.
12517 (dump_varpool): New function.
12518 * cgraphunit.c (cgraph_optimize): Dump varpool.
12520 2004-10-16 Jan Hubicka <jh@suse.cz>
12522 * cgraph.c (decide_is_variable_needed): New function.
12523 (cgraph_varpool_finalize_decl): Use it.
12524 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
12526 * final.c (output_addr_const): Do not call mark_referenced.
12527 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
12528 always go via cgraph.
12529 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
12530 (check_global_declarations): Ifdef out code clearing DECL_RTL.
12531 * tree-optimize.c (execute_inline): Mark functions called.
12532 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
12534 2004-10-11 Jan Hubicka <jh@suse.cz>
12536 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
12537 (cgraph_varpool_last_needed_node): New static variable.
12538 (enqueue_needed_varpool_node): Break out from ...; add items to the
12539 end of queue; update first pointers.
12540 (cgraph_varpool_mark_needed_node): ... here.
12541 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
12542 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
12543 * cgraph.h (cgraph_varpool_node): Add analyzed field.
12544 (cgraph_varpool_first_unanalyzed_node): Declare.
12545 * cgraphunit.c: Include output.h.
12546 (cgraph_varpool_analyze_pending_decls): New function.
12547 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
12548 for errors, analyze pending decls.
12549 (cgraph_finalize_compilation_unit): Only analyze decls.
12550 (cgraph_optimize): Assemble the decls after expanding.
12552 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
12554 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
12555 subvars get marked properly in tags for grouping.
12556 (add_pointed_to_var): Mark only actual pointed to
12557 variables/subvars in addresses needed.
12558 (create_overlap_variables_for): Clear call clobbered on original
12560 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
12561 addresable vars with subvars into list.
12562 * tree-ssa.c (verify_ssa_name): Verify original is not used where
12565 2005-03-30 Richard Henderson <rth@redhat.com>
12567 * cgraph.h (struct cgraph_node): Add alias.
12568 * varasm.c (assemble_alias): Set it.
12569 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
12570 avoid calling cgraph_expand_function.
12572 2005-03-30 Tom Tromey <tromey@redhat.com>
12574 * tree.def (FILE_TYPE): Removed.
12575 * typeclass.h (enum type_class): Removed file_type_class.
12576 * dwarf2out.c (is_base_type): Updated.
12577 (gen_type_die): Likewise.
12578 * dbxout.c (dbxout_type): Updated.
12579 * builtins.c (type_to_class): Updated.
12580 * tree.c (type_contains_placeholder_1): Updated.
12581 * config/sparc/sparc.c (sparc_type_code): Updated.
12582 * config/ia64/ia64.c (hfa_element_mode): Updated.
12583 * expr.c (count_type_elements): Updated.
12584 * stor-layout.c (layout_type): Updated.
12585 * tree-inline.c (remap_type): Updated.
12586 * tree-pretty-print.c (dump_generic_node): Updated.
12588 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
12590 * builtins.c (expand_builtin_powi): Fix mode of
12591 2nd argument to match int.
12592 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
12593 2nd argument type to int.
12594 * libgcc2.c: Change prototype of __powi* functions to use
12597 2005-03-30 Dale Johannesen <dalej@apple.com>
12599 PR middle-end/19225
12600 * calls.c (expand_call): Flush pending deferrals before
12603 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12607 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
12608 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
12609 c_label_context, label_context_stack): New.
12610 * c-decl.c (define_label): Check for jumps into statement
12611 expressions. Add label to list of defined labels.
12612 (start_function): Push context on label_context_stack.
12613 (finish_function): Pop context from label_context_stack.
12614 * c-typeck.c (label_context_stack): New.
12615 (c_finish_goto_label): Check for jumps into statement
12616 expressions. Add label to list of jumped to labels.
12617 (struct c_switch): Add blocked_stmt_expr.
12618 (c_start_case): Initialize it.
12619 (do_case): Check it.
12620 (c_finish_case): Verify !blocked_stmt_expr.
12621 (c_begin_stmt_expr): Push context on label_context_stack.
12622 Increment blocked_stmt_expr. Mark labels jumped to from outside
12624 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
12625 defined in the statement expression and no longer jumpable to.
12626 Mark labels jumped to from just outside the statement expression
12627 as again definable. Pop context from label_context_stack.
12628 * doc/extend.texi (Statement Exprs): Update.
12630 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12633 * c-decl.c (start_function): Check for old_decl being
12636 2005-03-30 Ian Lance Taylor <ian@airs.com>
12638 * final.c (final): Remove prescan parameter. Change all callers.
12639 (final_scan_insn): Remove prescan parameter. Change all callers.
12641 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
12643 * tree-vectorizer.c: Fix comment typos.
12645 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
12647 * tree-scalar-evolution.c (instantiate_parameters_1): Return
12648 as soon as a chrec_dont_know is detected.
12650 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
12652 Merge from csl-arm-branch.
12653 2004-02-12 Mark Mitchell <mark@codesourcery.com>
12655 * tlink.c (recompile_files): Do not assume that "rename" can
12656 overwrite an existing file.
12658 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
12660 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
12661 * gcc/configure: Regenerate.
12663 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12665 * doc/install.texi: Update binutils requirement for powerpc*-linux.
12667 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
12669 * calls.c (struct arg_data): Update "partial" comment.
12670 (load_register_parameters): Update "nregs" comment.
12672 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12674 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
12675 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
12676 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
12677 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
12678 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
12679 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
12680 than target_flags & 0.
12681 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
12682 (iq2000_arch, iq2000_parse_cpu): Delete.
12683 (TARGET_HANDLE_OPTION): Override default.
12684 (iq2000_handle_option): New function.
12685 (override_options): Remove -march= and -mcpu= handling.
12686 * config/iq2000/iq2000.opt: New file.
12688 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12690 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
12691 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
12692 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
12693 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
12694 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
12695 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
12696 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
12697 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
12698 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
12699 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
12700 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
12701 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
12702 (c4x_rpts_cycles_string, c4x_cpu_version_string)
12703 (TARGET_OPTIONS): Delete.
12704 (c4x_rpts_cycles, c4x_cpu_version): Declare.
12705 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
12706 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
12707 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
12708 (c4x_cpu_version_string): Delete.
12709 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12710 (c4x_handle_option): New function. Map -m3x and -m4x options to the
12711 equivalent -mcpu= option.
12712 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
12713 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
12714 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
12715 or clearing the appropriate MASK_* bit.
12716 (c4x_file_start): Use c4x_cpu_version.
12717 * config/c4x/c4x.opt: New file.
12719 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12721 * doc/options.texi: Document the new MaskExists flag.
12722 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
12723 if the option has the MaskExists flag.
12725 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12727 * opt-functions.awk (flag_set_p, test_flag): New functions.
12728 (switch_flags): Use them.
12729 * opth-gen.awk: Use flag_set_p to check for flags.
12730 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
12732 2005-03-30 Ian Lance Taylor <ian@airs.com>
12734 * config.host (i[34567]86-*-mingw32*): Don't set
12735 host_can_use_collect2 to no.
12737 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12740 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
12741 Remove convert_memory_address call duplicating that in memory_address.
12743 2005-03-29 Richard Henderson <rth@redhat.com>
12746 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
12747 (build_compound_literal): Likewise. Propagate decl type into the
12749 (finish_decl): Likewise. Use new return value from complete_array_type
12750 for zero sized arrays.
12751 (complete_array_type): Move ...
12752 * c-common.c (complete_array_type): ... here. Change first argument
12753 to pointer-to-type-node. Consistently use sizetype for the index
12754 except for zero sized arrays. Detect zero sized arrays for pedantic
12755 mode diagnostics. Create a new type node instead of modifying the
12757 * c-tree.h (complete_array_type): Move decl ...
12758 * c-common.h (complete_array_type): ... here.
12760 2005-03-29 Richard Henderson <rth@redhat.com>
12763 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
12765 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
12767 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
12768 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
12769 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
12770 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
12772 2005-03-29 Eric Christopher <echristo@redhat.com>
12774 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
12775 truthvalue conversion removal.
12777 2005-03-29 Ian Lance Taylor <ian@airs.com>
12780 * collect2.c: Never include <vfork.h>.
12781 (VFORK_STRING, vfork): Don't define.
12782 (pid): Remove global variable.
12783 (handler): Call raise instead of kill (getpid(), ...).
12784 (collect_wait): Add pex parameter. Change all callers. Use
12785 pex_get_status rather than pwait.
12786 (do_wait): Add pex parameter. Change all callers.
12787 (collect_execute): Return struct pex_obj * rather than void. Use
12788 pex routines rather than pexecute.
12789 (fork_execute): Get pex_obj from collect_execute, and pass it to
12791 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
12792 Only declare quit_handler if SIGQUIT is defined.
12793 (scan_libraries): Likewise.
12794 * collect2.h (collect_execute): Update declaration.
12795 (collect_wait): Update declaration.
12796 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
12797 pass it to collect_wait.
12799 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
12802 * c-parser.c (c_parser_compound_statement_nostart): Give error
12803 message for EOF instead of just setting parser->error.
12805 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
12807 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
12808 (slpeel_update_phi_nodes_for_guard1): New function.
12809 (slpeel_update_phi_nodes_for_guard2): New function.
12810 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
12811 of slpeel_update_phi_nodes_for_guard.
12812 (vectorize_loops): Remove call to loop_closed_rewrite.
12813 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
12816 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
12818 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
12819 (TARGET_LITTLE_ENDIAN): New macro.
12820 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
12821 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
12822 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
12823 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
12824 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
12825 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
12826 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
12827 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
12828 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
12829 (TARGET_OPTIONS): Delete.
12830 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
12831 (CACHE_FLUSH_TRAP): Turn into an integer.
12832 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
12833 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
12834 -mflush-trap is in use.
12835 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
12836 (m32r_cache_flush_trap_string): Delete.
12837 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
12838 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
12839 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
12840 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12841 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
12842 -mmodel= and -msdata= handling from...
12843 (m32r_init): ...here.
12844 * config/m32r/m32r.opt: New file.
12846 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
12848 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
12849 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
12850 * tree-vect-analyze.c (vect_object_analysis): additional parm
12851 pass back a "struct ptr_info_def *" with the points-to info.
12852 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
12853 statement using info returned from vect_object_analysis.
12854 * tree-vect-transform.c (update_vuses_to_preheader): New function.
12855 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
12856 for virtual uses and defs when creating a replacement vector
12857 reference. Call duplicate_ssa_name_ptr_info to define points-to
12858 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
12859 (vectorizable_store): copy_virtual_operands and update
12860 definition statements.
12861 (vectorizable_load): copy_virtual_operands. Remove call to
12862 mark_call_clobbered_vars_to_rename for call to "const" builtin.
12863 * tree-vectorizer.c (vectorize_loops): Remove calls to
12864 rewrite_into_ssa and bitmap_clear (vars_to_rename).
12865 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
12866 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
12867 define macro STMT_VINFO_PTR_INFO for use in accessing.
12868 * tree.h add export of duplicate_ssa_name_ptr_info.
12869 * rs6000.c (altivec_init_builtins): Declare builtin function
12870 __builtin_altivec_mask_for_load to be "const".
12872 2005-03-29 Jakub Jelinek <jakub@redhat.com>
12874 PR middle-end/20622
12875 * cgraph.h (struct cgraph_varpool_node): Add alias field.
12876 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
12877 assemble_variable on aliases.
12878 * varasm.c (assemble_alias): Set node->alias.
12879 * toplev.c (wrapup_global_declarations): Don't call
12880 rest_of_decl_compilation on aliases again.
12882 2005-03-29 Paul Brook <paul@codesourcery.com>
12884 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
12885 * config/arm/arm.c (arm_dbx_register_number): New function.
12886 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
12888 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
12890 PR middle-end/20263
12891 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
12892 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
12894 2005-03-29 Dale Johannesen <dalej@apple.com>
12896 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
12897 $(TREE_H) and $(COVERAGE_H).
12898 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
12899 * opts.c (common_handle_option): Enable tree-based value transforms.
12900 * toplev.c (process_options): Ditto.
12901 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
12902 refers to references to this type.
12903 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
12904 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
12905 for may_be_more, may_be_less.
12906 (rtl_gen_pow2_profiler): Adjust.
12907 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
12908 (rtl_gen_one_value_profiler): Adjust.
12909 (rtl_gen_const_delta_profiler): Adjust.
12910 * tree-profile.c (tree_gen_interval_profiler): Implement.
12911 (tree_gen_pow2_profiler): Ditto.
12912 (tree_gen_one_value_profiler): Ditto.
12913 (tree_profiling): New.
12914 (pass_tree_profile): Reference it.
12915 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
12917 (insn_divmod_values_to_profile): Rename to
12918 rtl_divmod_values_to_profile. Adjust.
12919 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
12920 (insn_prefetch_values_to_profile): Adjust.
12921 (rtl_value_profile_transformations): Adjust.
12922 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
12923 (gen_mod_pow2): Rename to rtl_mod_pow2.
12924 (gen_mod_subtract): Rename to rtl_mod_subtract.
12925 (divmod_fixed_value_transform): Rename to
12926 rtl_divmod_fixed_value_transform.
12927 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
12928 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
12929 (rtl_find_values_to_profile): Adjust.
12930 (tree_value_profile_transformations): Implement.
12931 (tree_divmod_values_to_profile): New.
12932 (tree_values_to_profile): New.
12933 (tree_divmod_fixed_value): New.
12934 (tree_mod_pow2): New.
12935 (tree_mod_subtract): New.
12936 (tree_divmod_fixed_value_transform): New.
12937 (tree_mod_pow2_value_transform): New.
12938 (tree_mod_subtract_transform): New.
12939 (tree_find_values_to_profile): Implement.
12940 * profile.c (instrument_values): Free histograms.
12941 (compute_value_histograms): Adjust. Implement tree version.
12943 2005-03-29 Uros Bizjak <uros@kss-loka.si>
12945 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12946 * config/i386/i386.c (output_fix_trunc): Add new round_mode
12947 variable. Output "fldcw" depending on round_mode.
12948 * config/i386/i386.md (UNSPEC_FIST): New.
12949 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12950 New isns patterns to implement lrint and llrint built-ins as x87
12951 intrinsic function.
12952 (fistdi2, fist<mode>2 splitters): New splitters.
12953 (lrint<mode>2): New expanders.
12955 2005-03-28 Ian Lance Taylor <ian@airs.com>
12957 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
12958 0 when calling final_scan_insn.
12960 2005-03-28 Jan Hubicka <jh@suse.cz>
12962 PR middle-end/20635
12963 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
12966 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
12967 types where possible.
12969 2005-03-26 Per Bothner <per@bothner.com>
12971 Make -f[no-]show-column also control non-cpp diagnostics.
12972 * c.opt (fshow-column): Move option from here ...
12973 * common.opt (fshow-column): ... to here.
12974 * diagnostic.c (diagnostic_build_prefix): Only print column number
12975 if flag_show_column.
12977 2005-03-27 Steven Bosscher <stevenb@suse.de>
12979 * vax-protos.h (vax_output_int_move, vax_output_int_add,
12980 vax_output_conditional_branch): New prototypes.
12981 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
12982 extracted from vax.md mov and add patterns.
12983 (vax_output_conditional_branch): New function to output conditional
12984 branch instructions.
12985 * vax.md: Use mode macros for arithmetic and mov patterns.
12986 Use code macros for the jump patterns.
12988 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12990 * Makefile.in (libbackend.o): Depend on version files;
12991 add custom generation command.
12993 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
12996 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
12997 sure that we have a REG before getting its REGNO.
12999 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13001 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
13002 * builtins.def (BUILT_IN_STRNDUP): New.
13004 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
13006 PR tree-optimization/20470
13007 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
13010 2005-03-25 Mike Stump <mrs@apple.com>
13012 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
13015 2005-03-25 Geoffrey Keating <geoffk@apple.com>
13017 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
13018 Use our own structure definitions.
13020 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
13021 (fix_truncdfsi2): Allow registers or memory as destination.
13022 When TARGET_PPC_GFXOPT, generate simplified pattern.
13023 (fix_truncdfsi2_internal): Use define_insn_and_split.
13024 (fix_truncdfsi2_internal_gfxopt): New.
13025 (fctiwz): Don't confuse register allocation by giving it no choices.
13027 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
13028 (EXTRA_MEMORY_CONSTRAINT): Likewise.
13029 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
13030 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
13032 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
13034 * dominance.c (free_dominance_info): Speed up by freeing et
13035 data structures without maintaining other nodes.
13036 * et-forest.c (et_free_tree_force): New.
13037 * et-forest.h: Add a prototype for et_free_tree_force.
13039 * tree.c (get_set_constructor_bits,
13040 get_set_constructor_bytes): Remove.
13041 * tree.h: Remove the corresponding prototypes.
13043 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
13046 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
13047 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
13048 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
13049 PRE_DEC, NEG and NOT.
13051 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
13053 * fold-const.c: Convert uses of fold (build (...)) to
13056 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
13058 PR rtl-optimization/20249
13059 * cse.c (insert_regs): Do not record equivalence of registers in
13062 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
13064 * emit-rtl.c (reverse_comparison): Remove.
13065 * rtl.h: Remove the corresponding prototype.
13067 2005-03-24 James E Wilson <wilson@specifixinc.com>
13069 * doc/install.texi (--enable-altivec): Delete docs.
13071 2005-03-24 David Edelsohn <edelsohn@gnu.org>
13073 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
13074 SFmode and DFmode before reload when
13075 flag_unsafe_math_optimizations not enabled.
13077 2005-03-24 Geoffrey Keating <geoffk@apple.com>
13079 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
13081 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
13082 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
13084 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
13086 * configure.ac (enable-checking): Add 'runtime' option.
13087 * doc/install.texi (enable-checking): Document 'runtime' checking.
13088 * tsystem.h (gcc_assert, gcc_unreachable): Define.
13089 * config.in: Regenerated.
13090 * configure: Regenerated.
13092 2005-03-23 Uros Bizjak <uros@kss-loka.si>
13094 * optabs.h (enum optab_index): Remove OTI_llrint.
13095 (llrint_optab): Remove macro.
13096 * optabs.c (init_optabs): Remove llrint_optab initialization.
13097 * genopinit.c (optabs): Remove llrint_optab implementation.
13098 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
13101 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
13103 PR rtl-optimization/20532
13104 * simplify-rtx.c (simplify_binary_operation_1): Protect from
13105 overflow when adding coefficients for PLUS or MINUS.
13106 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
13109 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13111 * langhooks.h (truthvalue_conversion): Remove.
13112 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13113 LANG_HOOKS_TRUTHVALUE_CONVERSION.
13114 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
13115 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
13116 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
13118 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
13120 * params.def: Fix a typo.
13121 * config/mips/mips.c: Follow the spelling convensions.
13122 * doc/invoke.texi: Fix typos.
13124 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
13126 Fix PR tree-optimization/20601
13128 * tree-ssa-pre.c (insert_aux): Add missing condition to
13131 2005-03-23 Ian Lance Taylor <ian@airs.com>
13133 * final.c (final_scan_insn): Don't remove no-op instructions.
13134 * reload1.c (reload): Remove simple no-op instructions even when
13137 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
13139 PR tree-optimization/20501
13140 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
13141 reporting that peeling for alignment is applied moved to...
13142 * (vect_analyze_data_refs_alignment): Here.
13144 2005-03-23 Ian Lance Taylor <ian@airs.com>
13146 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
13148 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13150 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
13151 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
13153 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
13155 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
13156 imply that this is called once, independent of asms in code.
13157 Adjust to now being pased output and input lists. Mention helper
13158 function decl_overlaps_hard_reg_set_p.
13159 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
13160 hook_tree_tree_identity and to take three trees, returning third.
13161 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
13163 * stmt.c: include hard-reg-set.h before tree.h.
13164 (decl_overlaps_hard_reg_set_p): New function, broken out from...
13165 (decl_conflicts_with_clobbers_p): Call
13166 decl_overlaps_hard_reg_set_p.
13167 (expand_asm_operands): Pass output and input lists in call to
13168 targetm.md_asm_clobbers.
13169 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
13170 hook_tree_tree_tree_tree_3rd_identity.
13171 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
13173 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
13174 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
13175 parameters, first two unused.
13176 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
13177 parameters. Only add MOF to clobbers if there's no 'h' mentioned
13178 in constraint letters and MOF is not mentioned as a asm-declared
13179 register in neither of the input and output lists.
13181 2005-03-23 DJ Delorie <dj@redhat.com>
13183 * optabs.c (expand_binop): Make sure the first subword's result
13186 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13188 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
13189 Call c_common_truthvalue_conversion rather than
13190 lang_hooks.truthvalue_conversion.
13191 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
13192 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
13194 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
13195 c_common_truthvalue_conversion.
13196 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
13197 c_parser_conditional_expression, c_parser_binary_expression): Call
13198 c_objc_common_truthvalue_conversion.
13199 * c-typeck.c (build_unary_op): Call
13200 c_objc_common_truthvalue_conversion.
13201 (build_conditional_expr): Do not call
13202 lang_hooks.truthvalue_conversion.
13203 (build_binary_op): Call c_common_truthvalue_conversion.
13204 (c_objc_common_truthvalue_conversion): Moved from
13205 c-objc-common.c. Call default_function_array_conversion instead
13206 of default_conversion.
13208 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13210 * c-common.h (default_conversion): Remove.
13211 (perform_integral_promotions): Add.
13212 * c-tree.h (default_conversion): Add.
13213 * c-typeck.c (perform_integral_promotions): New, split out from
13214 default_conversion.
13215 * c-common.c (check_case_value): Use perform_integral_promotions,
13216 not default_conversion.
13217 (c_add_case_label): Don't continue processing case label after
13218 found to be pointer.
13220 2005-03-23 Mark Mitchell <mark@codesourcery.com>
13222 * gcc.c (do_spec_1): Do not add a -L path for a directory in
13223 the prefix list if we have already added a multilib directory
13224 based on that path.
13225 (main): Do not add MD_EXEC_PREFIX to the list of directories to
13228 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13230 * reload1.c (indirect_symref_ok, reload_obstack): Make them
13232 * reload.h: Remove the prototype for indirect_symref_ok.
13234 * reload1.c (indirect_symref_ok): Make it global.
13235 * reload.h: Add a prototype for indirect_symref_ok.
13237 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
13239 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
13242 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13244 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
13246 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
13248 * c-opts.c (c_common_parse_file): Only start/end main source file
13249 if debug hooks says the writer wants it.
13250 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
13252 (xcoff_debug_hooks): Ditto.
13253 * debug.c (do_nothing_hooks): Ditto.
13254 * debug.h (gcc_debug_hooks): Ditto.
13255 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
13256 * sdbout.c (sdb_debug_hooks): Ditto.
13257 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
13259 2005-03-22 Mark Mitchell <mark@codesourcery.com>
13261 * doc/extend.texi: Deprecate C++ min/max operators.
13263 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
13265 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
13266 artificial original candidates.
13268 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
13269 Jan Hubicka <jh@suse.cz>
13270 Steven Bosscher <stevenb@suse.de>
13272 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
13273 call cost based on argument sizes.
13274 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
13276 * params.def: (max-inline-inssn-single): Set to 450.
13277 (max-inline-insns-auto): Set to 90.
13278 (max-inline-insns-recursive): Set to 450
13279 (max-inline-insns-recursive-auto): Set to 450.
13280 (large-function-insns): Set to 2700.
13281 (inline-call-cost): New parameter.
13282 * tree-inline.c (estimate_move_cost): New function.
13283 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
13284 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
13285 based on arguments.
13286 * tree-inline.h (estimate_move_cost): Declare.
13287 * invoke.texi: (max-inline-inssn-single): Change default to 450.
13288 (max-inline-insns-auto): Change default to 90.
13289 (max-inline-insns-recursive): Change default to 450
13290 (max-inline-insns-recursive-auto): Change default to 450.
13291 (large-function-insns): Change default to 2700.
13292 (inline-call-cost): Document new parameter.
13294 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13296 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
13297 (TARGET_DEFAULT): Delete.
13298 * config/i860/i860.opt: New file.
13300 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13302 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
13303 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13304 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13305 (frv_sched_lookahead): Delete.
13306 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
13307 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
13308 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
13309 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
13310 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
13311 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
13312 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
13313 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
13314 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
13315 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
13316 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
13317 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
13318 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
13319 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
13320 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
13321 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
13322 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
13323 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
13324 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
13325 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
13326 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
13327 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
13328 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
13329 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13330 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13331 (frv_sched_lookahead): Delete.
13332 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
13333 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13334 (frv_handle_option): New function. Move -mcpu= handling from...
13335 (frv_override_options): ...here. Remove handling of other
13337 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
13338 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
13339 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
13340 and TARGET_NO_MULTI_CE.
13341 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
13342 !TARGET_VLIW_BRANCH.
13343 * config/frv/frv.opt: New file.
13345 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13347 * fold-const.c (fold_ternary): Take decomposed arguments of
13349 (fold): Update a call to fold_ternary.
13351 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
13352 * tree.h: Add corresponding prototypes.
13354 2005-03-22 Jakub Jelinek <jakub@redhat.com>
13357 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
13358 between jump table and its label.
13359 * final.c (shorten_branches): Handle notes in between ADDR_VEC
13360 resp. ADDR_DIFF_VEC and the label preceeding it.
13361 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
13362 is emitted in the right section.
13364 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13366 * fold-const.c (fold_unary, fold_binary): Update comments
13369 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
13371 PR rtl-optimization/20527
13372 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
13373 REG_INC note, test that the register also isn't mentioned in PRED
13376 2005-03-22 Ben Elliston <bje@au.ibm.com>
13378 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
13381 2005-03-21 Mike Stump <mrs@apple.com>
13383 * varasm.c (default_assemble_visibility): Remove extra ().
13385 2005-03-21 Roger Sayle <roger@eyesopen.com>
13387 PR middle-end/20557
13388 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
13389 to determine whether a block can be duplicated, rather than test
13390 whether the block contains noncopyable insns ourselves.
13392 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13394 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
13397 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13399 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
13401 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13403 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
13404 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
13405 * config/fr30/fr30.opt: New file.
13407 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
13409 Fix PR tree-optimization/20542
13411 * tree-flow-inline.h (overlap_subvar): Move to here.
13412 * tree-ssa-operands.c: From here.
13413 * tree-flow.h (overlap_subvar): Declare.
13414 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
13415 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
13416 for variables with subvars.
13418 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
13420 PR middle-end/20177
13421 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
13422 * modulo-sched.c (const_iteration_count): Return on NULL
13424 (print_node_sched_params): Return on NULL dump_file.
13425 (generate_reg_moves): Handle reg-anti dependencies and disregard
13426 closing branch when generating register moves.
13427 (sms_schedule): Mark the SMSed block dirty.
13428 * passes.c (rest_of_handle_sms): Call update_life_info for all
13430 * testsuite/gcc.dg/20050321-1.c: New test.
13432 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13434 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
13435 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
13436 movqi_internal): Likewise.
13438 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13440 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
13441 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
13442 xtensa_b4const): Delete prototypes.
13443 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
13444 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
13445 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
13446 xtensa_extra_constraint): New prototypes.
13447 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13448 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13449 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13450 move_operand, const_float_1_operand, fpmem_offset_operand,
13451 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
13452 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
13453 (xtensa_b4const_or_zero): ...this. Change return type to bool and
13454 argument type to HOST_WIDE_INT.
13455 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
13456 xtensa_mask_immediate): Likewise.
13457 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
13458 Likewise. Also make these functions static.
13459 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
13460 (xtensa_const_ok_for_letter_p): New.
13461 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13462 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13463 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13464 move_operand, const_float_1_operand, fpmem_offset_operand,
13465 branch_operator, ubranch_operator, boolean_operator): Move to
13467 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
13468 (xtensa_mem_offset): Change return type to bool.
13469 (xtensa_extra_constraint): New.
13470 (gen_int_relational): Update type of const_range_p function pointer.
13471 Use xtensa_b4const_or_zero.
13472 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
13473 xtensa_const_ok_for_letter_p. Update comments.
13474 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
13475 (PREDICATE_CODES): Delete.
13476 * config/xtensa/xtensa.md: Include predicates.md.
13477 * config/xtensa/predicates.md: New file.
13479 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13481 * config/v850/v850-protos.h: Remove the prototypes for
13482 reg_or_int9_operand, reg_or_const_operand,
13483 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
13484 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
13485 movsi_source_operand, power_of_two_operand,
13486 not_power_of_two_operand, special_symbolref_operand,
13487 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
13488 register_is_ok_for_epilogue.
13489 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
13490 reg_or_int9_operand, reg_or_const_operand,
13491 call_address_operand, special_symbolref_operand,
13492 movsi_source_operand, power_of_two_operand,
13493 not_power_of_two_operand, register_is_ok_for_epilogue,
13494 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
13495 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
13497 * config/v850/v850.h (PREDICATE_CODES): Remove.
13498 * config/v850/v850.md: Include predicates.md.
13499 * config/v850/predicates.md: New.
13501 2005-03-21 Zack Weinberg <zack@codesourcery.com>
13503 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
13504 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13505 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
13506 (itoolsdir, itoolsdatadir): Move definition above new first use.
13507 (install-itoolsdirs): New rule.
13508 (install-mkheaders): Depend on install-itoolsdirs, not
13509 install-include-dir.
13511 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13513 * tree-into-ssa.c: Remove obsolete comments.
13515 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
13517 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
13518 unrolling if -fpeel-loops is specified, too.
13519 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13520 Remove superfluous check for flag_unroll_loops.
13522 2005-03-21 Uros Bizjak <uros@kss-loka.si>
13524 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
13525 (lrint_optab, llrint_optab): Define corresponding macros.
13526 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
13527 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
13528 pattern and llrint_optab using llrintdi2 patterns.
13529 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
13530 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
13531 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
13532 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
13533 flag_unsafe_math_optimizations is set.
13535 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13537 * combine.c (combine_simplify_rtx, simplify_if_then_else,
13538 simplify_logical, if_then_else_cond, known_cond,
13539 simplify_comparison): Adjust calls to reverse_comparison.
13540 Don't use combine_reversed_comparison_code).
13541 (combine_reversed_comparison_code): Remove.
13542 (reversed_comparison): Using reversed_comparison_code, move it...
13543 * jump.c (reversed_comparison): ... here.
13544 * rtl.h (reversed_comparison): Add prototype.
13546 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13548 * builtins.c (fold_builtin): Take decomposed arguments of
13550 * fold-const.c (fold_ternary): Update a call to fold_builtin.
13551 * gimplify.c (gimplify_call_expr): Likewise.
13552 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
13553 * tree.h: Update the prototype of fold_builtin.
13555 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13557 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
13558 * rtlhooks.c (gen_lowpart_no_emit_general): New.
13559 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
13560 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
13561 * simplify-rtx.c (simplify_binary_operation_1): Use it.
13563 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13565 * builtins.c (fold_builtin_1): Take decomposed arguments of
13567 (fold_builtin): Update a call to fold_builtin_1.
13569 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
13572 * gcov.c (output_lines): Only output function block summary when
13573 outputting branch information.
13574 * doc/gcov.texi: Document format of preamble and additional block
13577 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13579 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
13580 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
13581 the defaults false if BITS_PER_UNIT != 8.
13582 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
13583 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
13584 than BITS_PER_UNIT != 8.
13585 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
13586 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
13587 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
13589 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
13590 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
13592 2005-03-20 Roger Sayle <roger@eyesopen.com>
13594 PR middle-end/20539
13595 * fold-const.c (fold_binary): Fix type mismatch between
13596 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
13597 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
13598 for non-truth-valued expressions.
13600 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
13601 and FUNCTION_DECL in the main switch.
13602 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
13603 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
13604 we also need to convert their operands to match.
13605 <TRUTH_NOT_EXPR>: Likewise.
13607 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
13609 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
13610 diagnostic without checking whether an lvalue.
13611 * c-common.h (lvalue_p): Remove.
13612 (enum lvalue_use): Update comment.
13613 (lvalue_or_else): Replace by lvalue_error.
13614 * c-typeck.c (lvalue_p): Make static.
13615 (lvalue_or_else): New. Call lvalue_error.
13617 2005-03-21 Alan Modra <amodra@bigpond.net.au>
13619 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
13620 (function_arg_advance): Use rs6000_parm_start.
13621 (function_arg, rs6000_arg_partial_bytes): Likewise.
13623 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13625 * c-common.c (check_case_value): Adjust comment about stripping
13627 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
13628 * c-typeck.c (default_conversion, convert_arguments,
13629 build_modify_expr, convert_for_assignment, store_init_value,
13630 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
13631 manually. Remove inaccurate comments.
13633 2005-03-20 Roger Sayle <roger@eyesopen.com>
13634 Joseph S. Myers <joseph@codesourcery.com>
13636 * varasm.c (do_assemble_alias): Restore comment describing function.
13637 Annotate the target parameter as potentially unused.
13639 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
13642 * config/avr/avr.c (avr_output_function_prologue): Do not use
13643 current_function_name() in a label, use a local label instead.
13645 2005-03-20 David Edelsohn <edelsohn@gnu.org>
13647 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
13648 flag_finite_math_only, not flag_unsafe_math_optimizations.
13650 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13652 * builtins.c (fold_builtin_1): Update a call to
13653 targetm.fold_builtin.
13654 * hooks.c (hook_tree_tree_bool_null): Rename to
13655 hook_tree_tree_tree_bool_null. Take one more argument of type
13657 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
13658 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
13659 hook_tree_tree_tree_bool_null.
13660 * target.h (gcc_target): Update the prototype of fold_builtin.
13661 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
13662 arguments of CALL_EXPR.
13663 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
13666 2005-03-20 Jan Hubicka <jh@suse.cz>
13668 * cgraph.h (cgraph_node): Add prev_clone pointer.
13669 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
13670 (cgraph_clone_node): Produce doubly linked chain.
13672 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13674 * c-common.c (handle_aligned_attribute, check_function_sentinel,
13675 get_nonnull_operand, handle_sentinel_attribute,
13676 check_function_arguments_recurse): Do not strip NOPS from
13678 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
13680 * c-format.c (get_constant): Likewise.
13681 * c-parser.c (c_parser_postfix_expression): Likewise.
13682 * c-typeck.c (set_init_index): Likewise.
13683 (convert_arguments): Don't check for NOP_EXPR containing integer
13686 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13688 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
13689 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
13690 Take decomposed arguments of CALL_EXPR.
13691 (fold_builtin_1): Update calls to the functions mentioned
13694 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13696 * c-decl.c (check_bitfield_type_and_width): Require bit-field
13697 width to have integer type.
13698 (build_enumerator): Require enumerator value to have integer type.
13700 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13702 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
13705 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13707 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
13708 std=iso9899:199x): Correct descriptions.
13710 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13712 * config.gcc: Consistently use solaris2.1[0-9]* instead of
13715 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
13717 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
13719 (expand_builtin_memcpy, fold_builtin_1): Update calls to
13720 fold_builtin_memcpy.
13722 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
13723 arguments of CALL_EXPR.
13724 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
13725 fold_builtin_found, fold_builtin_1): Update calls to
13726 fold_trunc_transparent_mathfn.
13728 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13730 PR middle-end/20493
13731 * fold-const.c (fold_widened_comparison): Don't optimize casts of
13732 function pointers on targets that require function pointer
13734 (fold_sign_changed_comparison): Likewise.
13736 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
13738 * combine.c (try_combine): When changing the mode of a hard reg, make
13739 sure that doing so is valid.
13741 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
13743 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
13744 (TARGET_HANDLE_OPTION): Override default.
13745 (avr_handle_option): New function.
13746 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
13747 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
13748 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
13749 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
13750 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
13751 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
13752 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
13753 (TARGET_OPTIONS): Delete.
13754 * config/avr/avr.opt: New file.
13756 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13758 * config/m32r/m32r-protos.h: Remove the prototypes for
13759 call_address_operand, symbolic_operand, seth_add3_operand,
13760 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13761 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13762 two_insn_const_operand, move_src_operand,
13763 move_double_src_operand, move_dest_operand,
13764 eqne_comparison_operator, signed_comparison_operator,
13765 large_insn_p, conditional_move_operand, carry_compare_operand,
13766 m32r_block_immediate_operand, extend_operand,
13767 reg_or_eq_int16_operand, int8_operand, and
13768 reg_or_zero_operand.
13769 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13770 seth_add3_operand, int8_operand, cmp_int16_operand,
13771 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13772 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13773 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13774 move_double_src_operand, move_dest_operand,
13775 eqne_comparison_operator, signed_comparison_operator,
13776 extend_operand, small_insn_p, large_insn_p,
13777 conditional_move_operand, carry_compare_operand,
13778 m32r_block_immediate_operand): Move to predicates.md.
13779 (MAX_MOVE_BYTES): Move to m32r.h.
13780 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13781 * config/m32r/m32r.md: Include predicates.md.
13782 * config/m32r/predicates.md: New.
13784 2005-03-18 James E Wilson <wilson@specifixinc.com>
13787 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
13790 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13792 * config/mn10300/mn10300-protos.h: Remove the prototypes for
13793 call_address_operand, const_8bit_operand.
13794 * config/mn10300/mn10300.c (call_address_operand,
13795 const_8bit_operand, const_1f_operand): Move to predicates.md.
13796 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
13797 * config/mn10300/mn10300.md: Include predicates.md.
13798 * config/mn10300/predicates.md: New.
13800 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
13802 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
13803 declarations in diagnostics and %E for identifiers, not %s.
13805 2005-03-18 Jan Hubicka <jh@suse.cz>
13806 Dale Johannesen <dalej@apple.com>
13808 * basic-block.h (scale_bbs_frequencies_int,
13809 scale_bbs_frequencies_gcov_type): Declare.
13810 * cfg.c (RDIV): New macro.
13811 (update_bb_frequency_for_threading): Fix.
13812 * basic-block.h (scale_bbs_frequencies_int,
13813 scale_bbs_frequencies_gcov_type): New.
13814 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
13815 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
13816 scale_bbs_frequencies_int.
13817 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
13819 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13821 * config/m32r/m32r-protos.h: Remove the prototypes for
13822 call_address_operand, symbolic_operand, seth_add3_operand,
13823 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13824 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13825 two_insn_const_operand, move_src_operand,
13826 move_double_src_operand, move_dest_operand,
13827 eqne_comparison_operator, signed_comparison_operator,
13828 large_insn_p, conditional_move_operand, carry_compare_operand,
13829 m32r_block_immediate_operand, extend_operand,
13830 reg_or_eq_int16_operand, int8_operand, and
13831 reg_or_zero_operand.
13832 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13833 seth_add3_operand, int8_operand, cmp_int16_operand,
13834 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13835 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13836 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13837 move_double_src_operand, move_dest_operand,
13838 eqne_comparison_operator, signed_comparison_operator,
13839 extend_operand, small_insn_p, large_insn_p,
13840 conditional_move_operand, carry_compare_operand,
13841 m32r_block_immediate_operand): Move to predicates.md.
13842 (MAX_MOVE_BYTES): Move to m32r.h.
13843 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13844 * config/m32r/m32r.md: Include predicates.md.
13845 * config/m32r/predicates.md: New.
13847 * config/pa/pa-protos.h: Add prototypes for magic_milli and
13849 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
13850 symbolic_operand, symbolic_memory_operand,
13851 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
13852 indexed_memory_operand, move_dest_operand, move_src_operand,
13853 prefetch_cc_operand, prefetch_nocc_operand,
13854 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
13855 arith_operand, arith11_operand, pre_cint_operand,
13856 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
13857 ireg_operand, int5_operand, uint5_operand, int11_operand,
13858 uint32_operand, arith5_operand, and_operand, ior_operand,
13859 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
13860 pc_or_label_operand, div_operand, plus_xor_ior_operator,
13861 shadd_operand, movb_comparison_operator,
13862 cmpib_comparison_operator): Move to predicates.md.
13863 (magic_milli, shadd_constant_p): Make it extern.
13864 * config/pa/pa.h (PREDICATE_CODES): Remove.
13865 * config/pa/pa.md: Include predicates.md.
13866 * config/pa/predicates.md: New.
13868 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
13871 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13873 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
13874 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
13875 config/alpha/freebsd.h, config/alpha/linux.h,
13876 config/alpha/netbsd.h, config/alpha/osf5.h,
13877 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
13878 config/h8300/h8300-protos.h, config/h8300/h8300.c,
13879 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
13880 doc/cppopts.texi: Update copyright.
13882 2005-03-18 Jan Hubicka <jh@suse.cz>
13884 PR middle-end/20225
13885 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
13887 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
13890 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13892 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
13895 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
13897 * combine.c (gen_binary): Remove.
13898 (known_cond, simplify_shift_const, find_split_point,
13899 combine_simplify_rtx, simplify_if_then_else, simplify_set,
13900 simplify_logical, expand_field_assignment, extract_left_shift,
13901 force_to_mode, if_then_else_cond, apply_distributive_law,
13902 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
13903 simplify_comparison, reversed_comparison): Replace with
13904 simplify_gen_binary, simplify_gen_relational or
13905 distribute_and_simplify_rtx.
13906 (distribute_and_simplify_rtx): New function.
13908 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
13909 Paolo Bonzini <gcc.gnu.org>
13911 * calls.c (setjmp_call_p, special_function_p): Update comments
13912 at the head of the functions.
13914 2005-03-18 Jan Hubicka <jh@suse.cz>
13916 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
13918 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
13919 function body should be released; do not proactively release function
13920 bodies in non-unit-at-a-time mode.
13922 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
13924 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
13925 mno-fp-ret-in-387 multilib variants.
13927 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
13929 * common.opt (m): Remove.
13930 * opts.c (handle_option): Pass 'm' options to set_target_switch if
13931 table lookup fails.
13932 (common_handle_option): Remove OPT_m case.
13934 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13936 * builtins.c (fold_builtin_bitop): Take decomposed arguments
13938 (fold_builtin_1): Update a call to fold_builtin_bitop.
13940 * builtins.c (fold_builtin_signbit): Take decomposed arguments
13942 (fold_builtin_1): Update a call to fold_builtin_signbit.
13944 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
13946 PR tree-optimization/20474
13947 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13948 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13950 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13952 * config/h8300/h8300-protos.h: Remove prototypes for
13953 general_operand_src, general_operand_dst, single_one_operand,
13954 single_zero_operand, call_insn_operand,
13955 two_insn_adds_subs_operand, small_call_insn_operand,
13956 jump_address_operand, bit_operand, bit_memory_operand,
13957 stack_pointer_operand, const_int_gt_2_operand,
13958 const_int_ge_8_operand, const_int_qi_operand,
13959 const_int_hi_operand, incdec_operand, bit_operator,
13960 nshift_operator, eqne_operator, gtle_operator,
13961 gtuleu_operator, iorxor_operator.
13962 Add prototypes for h8sx_shift_type h8sx_classify_shift and
13963 h8300_ldm_stm_parallel.
13964 * config/h8300/h8300.c (h8sx_shift_type,): Move to
13966 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
13967 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
13968 (h8300_ldm_stm_parallel): Make it extern.
13969 (h8300_ldm_parallel, h8300_stm_parallel,
13970 h8300_return_parallel, general_operand_src,
13971 general_operand_dst, h8300_dst_operand, h8300_src_operand,
13972 nibble_operand, reg_or_nibble_operand, single_one_operand,
13973 single_zero_operand, call_insn_operand,
13974 two_insn_adds_subs_operand, small_call_insn_operand,
13975 jump_address_operand, bit_operand, bit_memory_operand,
13976 stack_pointer_operand, const_int_gt_2_operand,
13977 const_int_ge_8_operand, const_int_qi_operand,
13978 const_int_hi_operand, incdec_operand, eqne_operator,
13979 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
13980 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
13981 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
13982 nshift_operator): Move to predicates.md.
13983 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
13984 * config/h8300/h8300.md: Include predicates.md.
13985 * config/h8300/predicates.md: New.
13987 2005-03-17 Richard Henderson <rth@redhat.com>
13989 * config.gcc (ia64*-*-hpux*): Add extra_options.
13990 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
13991 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
13992 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
13993 (ia64_tls_size_string, ia64_tune_string): Remove.
13994 (ia64_tune): Init to PROCESSOR_ITANIUM2.
13995 (TARGET_DEFAULT_TARGET_FLAGS): New.
13996 (TARGET_HANDLE_OPTION): New.
13997 (ia64_override_options): Move options parsing ...
13998 (ia64_handle_option): ... here. New.
13999 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
14000 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
14001 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
14002 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
14003 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
14004 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
14005 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
14006 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
14007 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
14008 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
14009 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
14010 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
14011 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
14012 TARGET_EARLY_STOP_BITS): Remove.
14013 (TARGET_ILP32): Default false.
14014 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
14015 (enum ia64_inline_type): New.
14016 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
14017 * config/ia64/ia64.md: Update for new definitions of
14018 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
14019 * config/ia64/ia64.opt: New file.
14020 * config/ia64/ilp32.opt: New file.
14022 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
14025 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
14027 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
14029 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
14030 instead of MASK_H8300S.
14031 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
14032 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
14033 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
14034 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
14035 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
14036 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
14037 TARGET_SWITCHES): Remove.
14038 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
14040 * config/h8300/h8300.opt: New.
14042 * config/alpha/alpha.opt, config/arc/arc.opt,
14043 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
14046 2005-03-17 Ian Lance Taylor <ian@airs.com>
14050 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
14052 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
14053 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
14054 (TARGET_HANDLE_OPTION): Override default.
14055 (arc_handle_option): New function.
14056 (arc_init): Remove code to set arch_cpu_string.
14057 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
14058 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
14059 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
14060 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
14061 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
14062 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
14063 (arc_rodata_string, TARGET_OPTIONS): Delete.
14064 * config/arc/arc.opt: New file.
14066 2005-03-17 Richard Henderson <rth@redhat.com>
14068 * doc/extend.texi (Weak Pragmas): New section.
14069 (attribute alias): Clarify that target must be in the same
14072 2005-03-17 Richard Henderson <rth@redhat.com>
14074 * config/alpha/alpha.opt: New file.
14075 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
14077 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
14078 alpha_fprm_string, alpha_fptm_string): Make static.
14079 (alpha_tls_size_string): Remove.
14080 (alpha_handle_option): New.
14081 (override_options): Update for alpha_cpu/alpha_tune split.
14082 (alpha_file_start): Likewise.
14083 (TARGET_DEFAULT_TARGET_FLAGS): New.
14084 (TARGET_HANDLE_OPTION): New.
14085 * config/alpha/alpha.h (alpha_tune): Declare.
14086 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
14087 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
14088 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
14089 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
14090 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
14091 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
14092 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
14093 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
14094 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
14095 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
14096 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
14097 (TARGET_DEFAULT): Remove MASK_FP.
14098 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
14099 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
14100 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
14101 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
14102 alpha_tls_size_string): Remove.
14103 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
14104 (attribute tune): Rename from attribute cpu.
14105 * config/alpha/ev4.md: Update to match.
14106 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
14107 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
14108 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
14109 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
14110 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
14111 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
14113 2005-03-16 James E. Wilson <wilson@specifixinc.com>
14115 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
14116 and return without creating new state if before_nops_num is nonzero.
14117 * config/ia64/ia64.md (first_insn): New attribute.
14118 (alloc): Set it to yes.
14120 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14122 * tree-vectorizer.c (new_vec_stmt_info): Initialize
14123 STMT_VINFO_SUBVARS to NULL.
14124 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
14126 2005-03-16 Dale Johannesen <dalej@apple.com>
14128 * rtlanal.c (find_first_parameter_load): Rewrite to
14129 return actual first param load or the call if none,
14130 instead of first in block, when not all loads exist.
14132 2005-03-16 Roger Sayle <roger@eyesopen.com>
14134 * optabs.c (expand_copysign_absneg): Make static.
14135 * optabs.h (expand_copysign_absneg): Delete prototype.
14136 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
14138 2005-03-16 Richard Henderson <rth@redhat.com>
14140 PR middle-end/15700
14141 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
14142 (alias_pairs): Rename from output_defs.
14143 (find_decl_and_mark_needed): Split out from assemble_alias.
14144 (do_assemble_alias): New.
14145 (assemble_output_def): Remove.
14146 (finish_aliases_1, finish_aliases_2): New.
14147 (process_pending_assemble_output_defs): Remove.
14148 (assemble_alias): Defer aliases for which we don't yet have a
14149 non-external decl for the target symbol.
14150 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
14151 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
14152 * toplev.c (compile_file): Use finish_aliases_2 instead of
14153 process_pending_assemble_output_defs.
14154 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
14155 (process_pending_assemble_output_defs): Remove.
14157 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14159 Fix PR tree-optimization/20489
14161 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
14162 for empty structures.
14164 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14166 Fix PR tree-optimization/20490
14168 * tree-ssa-pre.c (create_expression_by_pieces): Use
14169 force_gimple_operand on result of fold.
14171 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
14173 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
14174 of closing parenthesis.
14176 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
14178 * builtins.c (expand_movstr): Update a call to
14179 fold_builtin_strcpy.
14180 (expand_builtin_strncpy): Update a call to
14181 fold_builtin_strncpy.
14182 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
14183 arguments of CALL_EXPR.
14184 (fold_builtin_1): Update calls to fold_builtin_strcpy and
14185 fold_builtin_strncpy.
14186 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14187 * tree.h: Update the prototypes of fold_builtin_strcpy and
14188 fold_builtin_strncpy.
14190 2005-03-16 Steven Bosscher <stevenb@suse.de>
14191 Dorit Naishlos <dorit@il.ibm.com>
14193 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
14194 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
14197 2005-03-16 Steven Bosscher <stevenb@suse.de>
14199 * tree-inline.c (walk_type_fields, walk_tree,
14200 walk_tree_without_duplicates): Move from here...
14201 * tree.c: ...to here.
14203 2005-03-15 Zack Weinberg <zack@codesourcery.com>
14205 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
14206 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
14207 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
14208 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
14209 (version): Define using $(BASEVER_c).
14210 (Makefile, config.status, build/gcov-iov.o): No longer depends on
14212 (version.o): Depend on version files; add custom generation command.
14213 (prefix.o): Define BASEVER on command line.
14214 (s-iov): Depend on version files; adjust command.
14215 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
14217 (gcc-vers.texi): New rule.
14218 (doc/%.info, doc/%.dvi): Add -I . to command line.
14219 (doc/gccinstall.dvi): Likewise.
14220 (PACKAGE): Delete. All uses replaced with "gcc".
14221 * aclocal.m4: Do not include gcc-version.m4.
14222 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
14223 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
14224 Set is_release based on contents of DEV-PHASE.
14225 Set gcc_version based on contents of BASE-VER.
14226 Define WIN32_REGISTRY_KEY only if the user overrode the default.
14227 * config.in, configure: Regenerate.
14228 * gccbug.in: Determine version of GCC in use at runtime.
14229 * gcov-iov.c: Get version number and development phase from
14230 command line, not by including version.c.
14231 * intl.c: Replace all uses of PACKAGE with "gcc".
14232 * libada-mk.in: Delete unused "gcc_version" variable.
14233 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
14234 * version.c: (VERSUFFIX): New hook for redistributors; adjust
14235 commentary to match.
14236 (version_string): Put together from pieces.
14237 * config/alpha/x-vms: Do not use $(gcc_version).
14238 * config/i386/t-nwld: Likewise.
14239 * doc/include/gcc-common.texi: Include gcc-vers.texi for
14240 version-GCC and DEVELOPMENT.
14242 2005-03-15 Roger Sayle <roger@eyesopen.com>
14244 PR tree-optimization/17454
14245 * tree.c (tree_size): Add case for TREE_BINFO.
14246 * fold-const.c (fold_checksum_tree): Only clear the overloaded
14247 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
14249 2005-03-15 Roger Sayle <roger@eyesopen.com>
14251 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
14252 op1 whilst expanding the signed widenening multiply variant.
14254 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
14256 * toplev.c (display_target_options): Avoid unused variable warning if
14257 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
14258 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
14259 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
14260 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
14261 (mips_isa_info): New variable.
14262 (mips_parse_cpu): Remove the first argument and leave the caller
14264 (TARGET_HANDLE_OPTION): Override default.
14265 (mips_handle_option): New function. Move option validation code from...
14266 (override_options): ...here. Update calls to mips_parse_cpu.
14267 * config/mips/mips.h (mips_arch_string, mips_tune_string)
14268 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
14269 (SUBTARGET_TARGET_OPTIONS): Delete.
14270 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
14271 (mno-flush-func, mtune=): New options.
14273 2005-03-15 Roger Sayle <roger@eyesopen.com>
14274 Richard Henderson <rth@redhat.com>
14276 * real.c (c4x_single_format, c4x_extended_format): Provide values
14277 for signbit_ro for c4x's single and extended floating point formats.
14278 * optabs.c (expand_copysign): Use the floating point format's
14279 signbit_ro for expanding via expand_copysign_absneg, and it's
14280 signbit_rw field for expanding via expand_copysign_bit.
14282 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
14284 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
14285 known_alignment_for_access_p.
14286 (known_alignment_for_access_p): New.
14287 (do_peeling_for_alignment): Field made int instead of bool and renamed
14288 to peeling_for_alignment.
14289 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
14290 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
14291 functionality used to be in vect_analyze_operations.
14292 (vect_analyze_operations): Code to determine vectorization factor was
14293 moved to vect_determine_vectorization_factor.
14294 (vect_enhance_data_refs_alignment): Update to correct alignment when it
14295 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
14297 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
14298 be part of vect_analyze_operations).
14299 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
14300 creating the guard condition, as the number of iterations may be
14302 (slpeel_tree_peel_loop_to_edge): Use new name of
14303 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
14304 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
14305 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
14306 (vect_do_peeling_for_alignment): Use fold.
14307 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
14309 (vect_update_inits_of_dr): Renamed to
14310 vect_update_init_of_dr.
14311 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
14312 (vectorizable_store): Fix assertion to use == instead of =.
14314 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
14316 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
14317 call_used_regs for wCG registers.
14319 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
14321 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14322 for non-offsettable memory references to cope with outstanding reload
14323 replacements, take 2.
14325 2005-03-15 Uros Bizjak <uros@kss-loka.si>
14328 * config/i386/i386.h (x86_fisttp): New.
14329 (TARGET_FISTTP): New macro.
14330 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
14331 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
14332 instruction when fisttp flag is set.
14333 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
14335 * config/i386/i386.md (type attribute): Add fisttp.
14336 (unit attribute): Set to i387 for fisttp type.
14337 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
14338 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
14340 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
14341 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
14343 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
14344 patterns for TARGET_FISTTP. Enable patterns for
14345 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
14346 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
14347 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
14348 implement fisttp x87 insn.
14349 (fix_trunc*_i387_fisttp splitters): New patterns.
14350 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
14351 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
14352 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
14354 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
14355 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
14356 Implement using mode macros. Disable patterns for TARGET_FISTTP.
14357 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
14358 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
14359 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
14360 Disable patterns for TARGET_FISTTP.
14361 (fix_trunc*_i387 splitters): Implement usign mode macros.
14362 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
14363 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
14364 (fix_trunx*_sse peephole2s): Implement using mode macros.
14366 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
14368 PR rtl-optimization/20291
14369 * combine.c (try_combine): If splitting fails, re-try with
14370 original combined pattern, i.e. before clobber stripping.
14372 2005-03-14 Eric Christopher <echristo@redhat.com>
14374 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
14375 STACK_GROWS_DOWNWARD.
14377 2005-03-14 Roger Sayle <roger@eyesopen.com>
14379 * real.h (struct real_format): Split the signbit field into two
14380 two fields, signbit_ro and signbit_rw.
14381 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
14382 mips_double_format, ieee_extended_motorola_format,
14383 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
14384 ieee_extended_intel_128_format, ibm_extended_format,
14385 mips_extended_format, ieee_quad_format, mips_quad_format,
14386 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
14387 i370_double_format, c4x_single_format, c4x_extended_format,
14388 real_internal_format): Update initializers for new field.
14389 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
14390 real_format structure.
14391 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
14392 field of the real_format structure.
14394 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
14396 Fix PR tree-optimization/20458
14398 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
14399 DECL_EXTERNAL on STRUCT_FIELD tags.
14400 (clear_call_clobbered): Ditto.
14401 * tree-ssa-operands.c (note_addressable): Make sure the original
14402 variable doesn't slip into the addressable list if we have
14404 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
14407 2005-03-14 Geoffrey Keating <geoffk@apple.com>
14409 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
14410 (-fwide-exec-charset): Likewise.
14411 (-finput-charset): Likewise.
14412 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
14413 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
14414 * c.opt (Wnormalized): New.
14416 2005-03-14 Devang Patel <dpatel@apple.com>
14418 * doc/invoke.texi: Add reference to Visibility document.
14420 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14422 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
14423 MASK_SPLIT_ADDRESSES.
14424 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
14425 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
14426 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
14427 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
14428 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
14429 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
14430 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
14431 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
14432 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
14433 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
14434 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
14435 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
14436 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
14437 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
14438 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
14439 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
14440 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
14441 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
14442 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
14443 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
14444 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
14445 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
14446 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
14447 (TARGET_EXPLICIT_RELOCS): Delete.
14448 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
14449 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
14450 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
14451 (override_options): Set MASK_LONG64 if -mint64 is given and no
14452 -mlongXX option is. Complain about -mint64 -mlong32.
14453 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
14454 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
14455 * config/mips/mips.opt: New file.
14457 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14459 * config.gcc (extra_options): New variable for listing option files.
14460 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
14461 * configure.ac (extra_opt_files): New AC_SUBST variable.
14462 (tm_file_list, tm_include_list): Include options.h first.
14463 * configure: Regenerate.
14464 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
14465 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
14466 (s-options-h): New rule.
14467 (options.h): Depend on it.
14468 (TEXI_GCCINT_FILES): Add options.texi.
14469 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
14470 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
14471 * target.h (gcc_target): Add default_target_flags and handle_option.
14472 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
14473 (TARGET_HANDLE_OPTION): New macros.
14474 (TARGET_INITIALIZER): Include them.
14475 * opt-functions.awk (opt_args, nth_arg): New functions.
14476 (switch_flags): Handle the "Target" flag.
14477 (var_args): Delete.
14478 (var_name): Use opt_args and nth_arg.
14479 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
14480 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
14481 macros for the "Mask" and "InverseMask" options.
14482 * opts.h (cl_var_cond): New enum.
14483 (cl_option): Replace the "has_set_value" and "set_value" fields with
14484 "var_cond" and "var_value".
14485 (CL_TARGET): New macro.
14486 (option_enabled, print_filtered_help): Declare.
14487 (decode_options): Move definition.
14488 * opts.c (handle_option): Search for the original option before
14489 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
14490 var_cond and var_value fields. Use targetm.handle_option to handle
14492 (decode_options): Set target_flags to targetm.default_target_flags.
14493 (print_filtered_help): Make global. Handle CL_TARGET.
14494 (option_enabled): New function.
14495 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
14496 (display_target_options, set_target_switch, print_switch_values)
14497 (default_pch_valid_p): Guard uses of target_switches with
14498 #ifdef TARGET_SWITCHES. Also...
14499 (display_target_options): Display the CL_TARGET entries in cl_options.
14500 (set_target_option): Don't complain about the "" option when
14501 TARGET_SWITCHES is undefined.
14502 (print_switch_values): Use option_enabled.
14503 (default_pch_valid_p): Check cl_options[] when looking for something
14504 that has changed the value of target_flags.
14505 * c.opt: Remove documentation from top of file.
14506 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
14507 * doc/sourecebuild.texi: Refer to the new options documentation
14508 instead of c.opt. Document machine-specific .opt files.
14509 * doc/tm.texi (target_flags): Say that this variable is declared
14511 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
14512 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
14514 * doc/options.texi: New file.
14516 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14518 PR middle-end/18628
14519 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
14522 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14525 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
14526 temporary variable of pointer type if an lvalues is required.
14527 (gimplify_modify_expr_rhs): Request an rvalue from it.
14528 (gimplify_expr): Pass fallback on.
14530 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14532 * cfgbuild.c: Update comments.
14534 2005-03-14 Roger Sayle <roger@eyesopen.com>
14536 PR rtl-optimization/17236
14537 * optabs.c (expand_doubleword_mult): New helper function split out
14538 from expand_binop. Permute the order in which instructions are
14539 emitted to minimize the number of simultaneously live registers.
14540 (expand_binop): Call expand_doubleword_mult to synthesize a double
14541 word multiplication.
14543 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14545 * basic-block.h: Update the prototypes of cached_make_edge and
14547 * cfg.c (cached_make_edge): Take edge_cache representing one
14548 row of the adjacency matrix of edges.
14549 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
14550 (make_edges): Initialize edge_cache to represent one row of
14551 the adjacency matrix of edges.
14553 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14555 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
14557 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
14558 Remove unused removed_phis variable.
14559 (conditional_replacement): Use build1/build2.
14560 (abs_replacement): Use last_and_only_stmt and build1/build2.
14562 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14564 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
14565 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
14566 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
14567 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
14568 * c-common.c (handle_novops_attribute): New function.
14569 (c_common_attribute_table): Add "no vops" entry.
14570 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
14571 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
14572 * tree-ssa-operands.c (get_call_expr_operands): Do not
14573 create virtual operands for calls with ECF_NOVOPS flag.
14574 * tree.h (DECL_IS_NOVOPS): New macro.
14575 (struct tree_decl): Add novops_flag.
14576 (ECF_NOVOPS): New constant.
14578 2005-03-14 Uros Bizjak <uros@kss-loka.si>
14581 * config/i386/i386.c (x86_use_himode_fiop): New.
14582 (x86_use_simode_fiop): Rename from x86_use_fiop.
14583 * config/i386/i386.h (x86_use_himode_fiop): Declare.
14584 (TARGET_USE_HIMODE_FIOP): New.
14585 (x86_use_simode_fiop): Rename from x86_use_fiop.
14586 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
14588 * config/i386/i386.md (X87MODEI12): New mode macro define.
14589 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
14590 to implement x87 FP compare with HImode input operands.
14591 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
14592 Use X87MODEI12 mode macro to handle HImode input operands.
14593 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
14594 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
14595 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
14596 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
14597 macro to implement x87 operators with HImode input operands.
14598 (fop splitters): Use X87MODEI12 mode macro to handle HImode
14601 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14603 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
14605 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
14606 constants invariant.
14608 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14610 * basic-block.h (BB_VISITED): Removed.
14611 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
14613 2005-03-14 Falk Hueffner <falk@debian.org>
14616 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
14618 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14620 * ggc-zone.c: Fix comment typos.
14622 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
14623 stringpool.c, config/mips/mips-protos.h: Update copyright.
14625 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14627 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
14628 throughout with its typedef, "rtx".
14629 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
14630 (rs6000_tls_symbol_ref_1): Remove inline keyword.
14631 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
14632 regs in comment to match code.
14634 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14636 * except.c (check_handled): Make it static.
14637 * except.h: Remove the corresponding prototype.
14639 * function.c (get_func_frame_size): Make it static.
14640 * function.h: Remove the corresponding type.
14642 * regclass.c (reg_class_superclasses, reg_class_subclasses):
14644 * hard-reg-set.h: Remove the corresponding declarations.
14646 * tree-cfg.c (verify_stmts): Check that
14647 bb_for_stmt (stmt) == bb for every PHI node and statement.
14649 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14651 * config.gcc: Remove excess indentation.
14652 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
14654 2005-03-13 Roger Sayle <roger@eyesopen.com>
14656 PR middle-end/19331
14657 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
14658 * fold-const.c (fold_sign_changed_comparison): Likewise.
14659 (fold_binary): Optimize comparisons against widened operands if
14660 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
14662 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14664 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
14665 (sparc_override_options): Initialize it.
14666 (sparc_struct_value_rtx): Set it on the MEM to be returned.
14668 2005-03-13 David Edelsohn <edelsohn@gnu.org>
14670 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
14671 (reg_or_none500mem_operand): New predicate.
14672 (zero_reg_mem_operand): New predicate.
14673 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
14674 to reg_or_none500mem_operand.
14675 (extendsfdf2_fpr): Add MEM alternative.
14676 (extenddftf2_internal): Change operand2 predicate to
14677 zero_reg_mem_operand.
14679 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14681 * ggc-zone.c: Rewritten.
14683 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
14685 * configure.ac: Define GGC_ZONE for --with-gc=zone.
14686 * config.in: Regenerated.
14687 * configure: Regenerated.
14688 * gengtype.c (write_types_process_field, write_func_for_structure):
14689 Pass new argument to gt_pch_note_object.
14690 * ggc-common.c (struct ptr_data): Add TYPE.
14691 (gt_pch_note_object): Take TYPE argument and save it.
14692 (call_count): Update call to ggc_pch_count_object.
14693 (call_alloc): Update call to ggc_pch_alloc_object.
14694 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
14696 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
14697 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
14698 (ggc_alloc_zone_stat): Delete.
14699 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
14700 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
14701 (ggc_pch_alloc_object): Update prototypes.
14702 (garbage_zone): Delete.
14703 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
14704 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
14706 (tree_id_zone): New variable.
14707 (ggc_alloc_cleared_zone): Remove unused.
14708 (ggc_alloc_zone): Define.
14709 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
14710 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
14711 ggc_alloc_zone_stat.
14712 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
14713 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
14714 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
14715 (make_node_stat): Likewise. Use tree_id_zone.
14717 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14718 Joseph S. Myers <joseph@codesourcery.com>
14720 * configure.ac: Check for MIPS TLS.
14721 * configure: Regenerated.
14722 * config/mips/mips-protos.h (enum mips_symbol_type): Add
14723 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
14724 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
14725 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
14726 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
14727 (mips_classify_symbol, mips_symbolic_constant_p)
14728 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
14729 (mips_tls_operand_p, mips_call_tls_get_addr)
14730 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
14731 (mips_tls_symbol_ref_1): New functions.
14732 (mips_legitimize_address, mips_legitimize_const_move): Call
14733 mips_legitimize_tls_address.
14734 (override_options): Handle V1_REG and TLS symbols. Disable TLS
14736 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
14737 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
14738 (mips_char_to_class): Document V1_REG.
14739 (HAVE_AS_TLS): Provide default.
14740 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
14742 (load_got<mode>): Renamed from *load_got<mode>. Allow when
14744 (tls_get_tp_<mode>): New instruction.
14746 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14748 * configure.ac: Update checks for target tools.
14749 * configure: Regenerated.
14751 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14753 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
14755 2005-03-13 Roger Sayle <roger@eyesopen.com>
14757 * expmed.c (expand_mult): Use synthetic multiplication sequences for
14758 more classes of DImode multiplication by constant. Allow both
14759 multiplication by small negative constants (by performing a
14760 multiplication by a positive constant and negating the result) and
14761 multiplications by large powers of two, by using a left shift.
14763 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14765 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
14766 of basic blocks into work_stack.
14768 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
14769 config/mips/vr.h: Update copyright.
14771 * c-decl.c (c_init_decl_processing): Remove useless calls to
14772 build_function_type.
14774 * builtins.c (fold_trunc_transparent_mathfn,
14775 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
14776 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14777 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
14778 fold_builtin_strcpy, fold_builtin_strncpy,
14779 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
14782 * builtins.c (expand_builtin_mathfn_3): Remove local variable
14785 * lambda-code.c (lambda_compute_auxillary_space): Remove local
14786 variable determinant.
14788 * tree-cfg.c (group_case_labels): Remove local variable type.
14790 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
14793 * tree-ssa-phiopt.c (value_replacement): Remove local variable
14796 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
14799 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
14800 (*movmemqi_insn): Delete.
14801 (*movmemhi): Delete.
14803 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14805 * builtins.c (fold_builtin_classify): Take decomposed
14806 arguments of CALL_EXPR.
14807 (fold_builtin_1): Update a call to fold_builtin_classify.
14809 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
14812 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
14813 through into call to parser_xref_tag after parse error.
14814 (c_parser_struct_declaration): Consistently return NULL_TREE on
14817 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
14819 * tree-flow-inline.h (ref_contains_array_ref): New function.
14820 (lookup_subvars_for_var): Ditto.
14821 (get_subvars_for_var): Ditto.
14822 (var_can_have_subvars): Ditto.
14824 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
14825 (struct subvar): New type.
14827 * tree-dfa.c (okay_component_ref_for_subvars): New function.
14829 * tree-optimize.c (init_tree_optimization_passes): Call
14830 pass_create_structure_vars.
14832 * tree-ssa-alias.c: Include vec.h.
14833 (init_alias_info): Don't auto-clear call clobbered on struct-field
14835 (compute_flow_insensitive_aliasing): Handle subvars.
14836 (group_aliases): Handle STRUCT_FIELD aliases.
14837 (setup_pointers_and_addressables): Ditto.
14838 Don't mark variables non-addressable if they still have
14839 addressable subvars.
14840 Also mark subvars addressable when the real variable is marked
14842 (add_pointed_to_var): Try to prune the pointed-to set by only
14843 pointing to subvars when possible.
14844 Otherwise, make sure we set addresses_needed and pt_vars to
14845 properly include subvars.
14846 (bitpos_of_field): New function.
14847 (push_fields_onto_fieldstack): Ditto.
14848 (get_or_create_used_part_for): Ditto.
14849 (create_overlap_variables_for): Ditto.
14850 (find_used_portions): Ditto.
14851 (create_structure_vars): Ditto.
14852 (pass_create_structure_vars): New structure.
14854 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
14855 (get_expr_operands): Handle subvars. Also try to turn
14856 COMPONENT_REF accesses into must-defs now that we can accurately
14858 (note_addressable): Try to only mark as addressable those subvars
14859 we know a COMPONENT_REF touches.
14860 (overlap_subvar): New function.
14862 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
14863 Handle subvar storing.
14864 (vect_address_analysis): Update caller of vect_object_analysis.
14866 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
14868 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
14869 (STMT_VINFO_SUBVARS): New macro.
14871 * common.opts: add flag_tree_salias.
14873 * opts.c (decode_options): flag_tree_salias defaults to on.
14875 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
14877 * doc/tree-ssa.texi: Document structural alias analysis.
14879 2005-03-12 Steven Bosscher <stevenb@suse.de>
14881 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
14882 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
14883 * tree-ssa-operands.c (get_expr_operands): Likewise.
14884 (get_expr_operands): Likewise for ERROR_MARK.
14886 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14888 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
14891 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
14894 * tree-ssa-pre.c (compute_avail): Remove local variable val.
14895 (mark_operand_necessary): Remove local variable ver.
14897 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
14898 variable prefix_len.
14900 * value-prof.c (mod_subtract_transform): Remove local variable
14903 * builtins.c (fold_builtin_exponent): Take decomposed
14904 arguments of CALL_EXPR.
14905 (fold_builtin_1): Update a call to fold_builtin_exponent.
14907 * builtins.c (fold_builtin_logarithm): Take decomposed
14908 arguments of CALL_EXPR.
14909 (fold_builtin_1): Update a call to fold_builtin_logarithm.
14911 * c-decl.c (c_init_decl_processing): Remove local variables
14912 ptr_ftype_void and ptr_ftype_ptr.
14914 * gimplify.c (gimplify_expr): Remove local variables r0 and
14917 * reg-stack.c (move_for_stack_reg): Remove local variable
14919 (compare_for_stack_reg): Remove local variable flags_user.
14920 (convert_regs_1): Remove local variable deleted.
14922 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
14924 (combine_blocks): Remove local variables exits and new_e.
14926 * tree-inline.c (expand_call_inline): Remove local variable
14929 * tree-ssa-live.c (create_ssa_var_map,
14930 calculate_live_on_entry): Remove local variable snn.
14932 2005-03-12 Geoffrey Keating <geoffk@apple.com>
14934 * c-lex.c (c_lex_with_flags): Add parameter to call to
14937 2005-03-11 Per Bothner <per@bothner.com>
14939 * c-tree.h (struct c_declarator): New id_loc field.
14940 * c-pragma.h (c_lex_with_flags): Take position reference.
14941 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14942 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14943 (c_lex): Pass dummy location to c_lex_with_flags.
14944 * c-parser.c (c_lex_one_token): Set c_token's location using
14945 c_lex_with_flags, instead of input_location, which might be "ahead".
14946 (c_parser_direct_declarator): Set declarator's id_loc from
14948 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14949 declarator's id_loc, rather than probably-imprecise input_location.
14950 (build_id_declarator): Initialize c_declarator's id_loc field.
14952 2005-03-11 Roger Sayle <roger@eyesopen.com>
14954 PR middle-end/20419
14955 * builtins.c (expand_builtin_signbit): Force the signbit's word
14956 into an integer register to avoid SUBREGs of floating point modes.
14958 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14960 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
14961 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
14962 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
14963 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
14965 2005-03-11 David Edelsohn <edelsohn@gnu.org>
14967 PR rtl-optimization/20306
14968 * expr.c (emit_move_complex): Set try_int false if mode is
14969 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
14970 emit_block_move if try_int is true.
14972 2005-03-11 Richard Henderson <rth@redhat.com>
14975 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
14976 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
14979 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
14981 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
14982 (TARGET_FIX_VR4130): New macro.
14983 (TARGET_OPTIONS): Add -mfix-vr4130.
14984 (ISA_HAS_MACCHI): New macro.
14985 (ASM_SPEC): Add -mfix-vr4130.
14986 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
14987 (override_options): Handle mips_fix_vr4130_string.
14988 (mips_avoid_hazards): Clear all_noreorder_p
14989 if we're working around VR4130 errata and the macc alternatives
14991 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
14992 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
14993 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
14994 (MULTILIB_DEFAULTS): Remove leading "march=".
14995 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
14996 if no architecture option is given.
14997 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
14999 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
15000 * doc/invoke.texi: Document -mfix-vr4130.
15002 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
15004 * config/mips/mips.c (override_options): Only warn about -mint64
15005 deprecation if TARGET_INT64.
15007 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15009 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
15010 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
15011 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
15012 are non-specific regarding the nonnull parameter positions.
15013 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
15014 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
15015 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
15016 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
15018 * builtins.def: Use the non-specific "nonnull" attibute lists.
15020 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
15022 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
15023 single_pred_edge, single_succ, single_pred): Improve comments.
15025 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
15027 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
15028 single_pred_edge, single_succ, single_pred): New inline functions.
15029 * bb-reorder.c (rotate_loop, find_traces_1_round,
15030 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
15031 duplicate_computed_gotos): Use the single_succ/pred functions.
15032 * cfganal.c (forwarder_block_p): Ditto.
15033 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
15034 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
15035 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
15036 merge_seq_blocks): Ditto.
15037 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
15038 * cfglayout.c (fixup_reorder_chain): Ditto.
15039 * cfgloop.c (mark_single_exit_loops, update_latch_info,
15040 canonicalize_loop_headers, verify_loop_structure): Ditto.
15041 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
15042 mfb_update_loops, create_preheader, force_single_succ_latches,
15043 create_loop_notes): Ditto.
15044 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
15045 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
15046 commit_one_edge_insertion, purge_dead_edges,
15047 cfg_layout_can_merge_blocks_p): Ditto.
15048 * except.c (sjlj_emit_function_enter): Ditto.
15049 * flow.c (init_propagate_block_info): Ditto.
15050 * function.c (thread_prologue_and_epilogue_insns): Ditto.
15051 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
15052 insert_insn_end_bb): Ditto.
15053 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
15054 find_if_case_2): Ditto.
15055 * lambda-code.c (perfect_nestify): Ditto.
15056 * lcm.c (optimize_mode_switching): Ditto.
15057 * loop-doloop.c (doloop_modify): Ditto.
15058 * loop-init.c (loop_optimizer_init): Ditto.
15059 * loop-iv.c (simplify_using_initial_values): Ditto.
15060 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15061 * loop-unswitch.c (unswitch_loop): Ditto.
15062 * modulo-sched.c (generate_prolog_epilog): Ditto.
15063 * predict.c (combine_predictions_for_insn, estimate_probability,
15064 tree_estimate_probability, last_basic_block_p,
15065 estimate_bb_frequencies): Ditto.
15066 * profile.c (branch_prob): Ditto.
15067 * regrename.c (copyprop_hardreg_forward): Ditto.
15068 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
15069 * tracer.c (layout_superblocks): Ditto.
15070 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
15071 cfg_remove_useless_stmts_bb, cleanup_control_flow,
15072 cleanup_control_expr_graph, disband_implicit_edges,
15073 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
15074 tree_verify_flow_info, tree_make_forwarder_block,
15075 tree_forwarder_block_p, remove_forwarder_block,
15076 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
15077 * tree-if-conv.c (tree_if_conversion): Ditto.
15078 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
15079 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
15080 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
15081 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
15082 copy_loop_headers): Ditto.
15083 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
15084 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
15085 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
15086 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
15087 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
15088 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
15089 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
15090 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
15091 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
15092 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
15093 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
15094 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
15095 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15096 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
15097 slpeel_add_loop_guard): Ditto.
15099 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
15101 PR tree-optimization/15784
15102 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15105 * stmt.c (expand_case): Don't change index_type. Convert minval
15106 to the proper type.
15108 PR tree-optimization/20130
15109 * fold-const.c (fold): Fold x * -1 into -x.
15111 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
15113 PR rtl-optimization/20331
15114 * rtlanal.c (modified_between_p): Check its address first for MEM.
15115 (modified_in_p): Likewise.
15117 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
15119 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
15121 2005-03-10 Steven Bosscher <stevenb@suse.de>
15123 * expr.c (expand_expr_real_1): If possible, use a conditional
15124 move for expanding MIN_EXPR and MAX_EXPR.
15125 Use temp for moving around rtx-en.
15127 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
15130 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
15133 2005-03-10 Roger Sayle <roger@eyesopen.com>
15135 * builtins.c (expand_builtin_signbit): Extend to handle floating
15136 point modes wider than the largest integer type, using the
15137 operand_subword_force function to obtain the signbit's word.
15139 2005-03-10 Jakub Jelinek <jakub@redhat.com>
15142 * combine.c (try_combine): If recog_for_combine added CLOBBERs
15143 to NEWI2PAT, fail to combine if they are used by NEWPAT.
15145 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
15147 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
15149 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
15151 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
15153 (perform_edge_inserts): Unconditionally call
15154 free_dominator_info.
15156 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
15158 2005-03-10 Bob Wilson <bob.wilson@acm.org>
15160 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
15162 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
15164 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
15166 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
15168 (rtl_register_value_prof_hooks,
15169 tree_value_profile_transformations,
15170 tree_register_value_prof_hooks): Likewise.
15171 * var-tracking.c (stack_adjust_offset_pre_post,
15172 variable_htab_free, variable_union, dataflow_set_different_2,
15173 count_uses, variable_was_changed, set_frame_base_location,
15174 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
15175 vt_add_function_parameters): Likewise.
15176 * varasm.c (named_section_real, named_section, make_decl_rtl,
15177 asm_emit_uninitialised, assemble_integer, decode_addr_const,
15178 const_hash_1, compare_constant, copy_constant, force_const_mem,
15179 output_constant_pool_2, output_constant_pool_1, output_constant,
15180 output_constructor, make_decl_one_only, decl_tls_model,
15181 default_no_named_section, default_elf_select_section_1,
15182 default_unique_section_1): Likewise.
15183 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
15184 * vmsdbgout.c (addr_const_to_string): Likewise.
15187 * function.c (struct assign_parm_data_one): Remove last_named
15189 (assign_parm_find_data_types): Don't determine last_named.
15190 Reorder named_parm determination.
15191 (assign_parms): Only setup varargs on the last non-varadic
15194 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
15196 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
15197 sda base address on medium model.
15199 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
15201 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
15202 * cfgloop.c (flow_loop_nodes_find): Export.
15203 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
15205 * cfgloopmanip.c (fix_loop_structure): New function.
15206 * predict.c (predict_loops): Clean up the loops information.
15207 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
15208 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
15210 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
15211 (rewrite_into_loop_closed_ssa): Declaration changed.
15212 * tree-loop-linear.c (linear_transform_loops): Add argument to
15213 rewrite_into_loop_closed_ssa call.
15214 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15215 * tree-ssa-loop-im.c (move_computations): Ditto.
15216 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
15217 * tree-vectorizer.c (vectorize_loops): Ditto.
15218 * tree-optimize.c: Include cfgloop.h.
15219 (execute_todo): Choose whether to call cleanup_tree_cfg or
15220 cleanup_tree_cfg_loop.
15221 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
15222 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
15223 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
15224 cleanup_tree_cfg_loop call.
15225 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
15226 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
15227 work on part of cfg.
15229 2005-03-10 Jakub Jelinek <jakub@redhat.com>
15231 PR inline-asm/20314
15232 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
15233 with multiple alternatives.
15235 * stmt.c (parse_output_constraint): Fix a typo.
15237 2005-03-09 Bob Wilson <bob.wilson@acm.org>
15239 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
15240 assembly directive instead of deprecated "no-generics".
15242 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
15244 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
15245 for non-offsettable memory references to cope with outstanding reload
15247 * config/s390/s390.md ("reload_outti"): Call find_replacement to
15248 avoid losing outstanding address reloads.
15249 ("reload_outdi", "reload_outdf"): Likewise.
15251 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15253 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
15254 code. Add more cbrt transformations.
15256 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15258 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
15260 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15262 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
15263 NULL_TREE when a given tree is not simplified.
15264 (fold): Return the original tree when any of the functions
15265 mentioned above NULL_TREE.
15267 * fold-const.c (fold_unary, fold_binary): Take decomposed
15268 arguments, code, type, op0, and op1 in case of fold_binary.
15269 (fold): Update calls to fold_unary and fold_binary.
15271 2005-03-09 Roger Sayle <roger@eyesopen.com>
15273 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
15274 a fndecl and an arglist instead of a CALL_EXPR, exp.
15276 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15278 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
15280 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
15282 * expr.c (expand_assignment): Remove orig_to_rtx.
15284 * fold-const.c (int_const_binop): Remove no_overflow.
15286 * ifcvt.c (noce_emit_move_insn): Remove inmode.
15288 * loop-iv.c (get_biv_step_1): Remove lhs.
15290 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
15292 * real.c (real_nan): Remove neg.
15294 * function.c (thread_prologue_and_epilogue_insns): Remove i
15297 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
15300 * tree-eh.c (tree_could_trap_p): Remove idx.
15302 * tree-into-ssa.c (ann): Remove ann.
15304 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
15306 * tree-sra.c (decide_block_copy): Remove inst_count.
15308 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
15310 * tree-ssa-loop-im.c (lhs): Remove.
15312 * cfgbuild.c (state, STATE, SET_STATE,
15313 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
15315 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
15316 (find_basic_blocks): Set the state of each basic block to
15319 2005-03-08 Jeff Law <law@redhat.com>
15321 * tree-cfg.c (cleanup_control_flow): If removal of a computed
15322 goto results in the removal of edges in the CFG, then we need
15323 to recompute dominators.
15325 2005-03-09 Ben Elliston <bje@au.ibm.com>
15327 * c-common.c (c_do_switch_warnings): Comment fix.
15329 2005-03-08 Julian Brown <julian@codesourcery.com>
15331 * Patch from 2005-03-08 reverted for causing regressions and
15332 ppc-darwin bootstrap failure.
15334 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
15336 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
15337 Define the real function for ppc-darwin.
15338 * c-typeck.c (convert_arguments): Check for target-specific
15339 invalid argument call to unprototyped function.
15340 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
15342 * target.h (invalid_arg_for_unprototyped_fn): New field
15344 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
15345 default target hook.
15346 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
15349 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15351 * c-typeck.c (constructor_stack, constructor_range_stack,
15352 initializer_stack): Make them static.
15354 * cfg.c (rbi_pool): Make it static.
15356 * gimple-low.c (lower_stmt_body): Make it static.
15357 * tree-flow.h: Remove the corresponding prototype. Don't
15358 declare lower_data.
15360 * sched-deps.c (cache_size): Make it static.
15362 * stor-layout.c (lang_adjust_rli): Make it static.
15364 2005-03-08 Julian Brown <julian@codesourcery.com>
15366 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15367 from being used for symbols with vague linkage when
15368 HAVE_GAS_COMDAT_GROUP is true.
15370 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
15372 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
15373 nlabel == JUMP_LABEL (jump).
15375 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15377 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
15378 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
15379 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
15380 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
15382 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
15385 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
15386 * c-common.c (handle_returns_twice): New function.
15387 (c_common_attribute_table): Declare eturns_twice' attribute.
15388 * doc/extend.texi: Document eturns_twice' attribute.
15389 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
15390 (struct tree_decl): Add returns_twice_flag.
15392 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15394 * tree-ssa-phiopt.c: Fix a comment typo.
15396 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
15397 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
15398 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
15401 2005-03-08 Richard Henderson <rth@redhat.com>
15403 * config/alpha/alpha.c (code_for_builtin): Replace special-case
15404 builtin codes with ctzdi2, clzdi2, popcountdi2.
15405 (struct alpha_builtin_def): Add is_const.
15406 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
15407 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
15408 (alpha_init_builtins): Init them. Set nothrow and const attributes
15410 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
15411 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
15412 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
15413 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
15414 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
15415 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
15416 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
15417 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
15418 (TARGET_FOLD_BUILTIN): New.
15419 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
15420 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
15422 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
15424 2005-03-08 Ira Rosen <irar@il.ibm.com>
15426 PR tree-optimization/20122
15427 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
15428 condition of access function instead of base.
15430 2005-03-07 Jeff Law <law@redhat.com>
15431 Steven Bosscher <stevenb@suse.de>
15433 * tree-cfg.c (find_taken_edge_computed_goto): New function.
15434 (find_taken_edge): Call find_taken_edge_computed_goto as
15435 appropriate. Allow any gimple invariant rather than just
15436 INTEGER_CST for VAL.
15437 (cleanup_control_flow): Cleanup a computed goto which has turned
15438 into a simple goto.
15439 (tree_merge_blocks): If block B has any forced labels, move
15440 them to the start of block A.
15441 * tree-ssa-dom.c (thread_across_edge): Allow threading across
15442 computed gotos as well.
15443 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
15444 removal of unnecessary computed gotos too.
15445 (lookup_redirection_data): Fix type of INSERT argument. Callers
15448 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15450 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
15451 Remove trailing spaces.
15453 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
15454 unshare_all_trees): Make them static.
15455 * tree-gimple.h: Remove the corresponding prototypes.
15457 * diagnostic.h: Remove unused prototype
15458 debug_output_buffer.
15459 * modulo-sched.c: Remove unused prototype
15460 set_row_column_for_ps.
15462 * tree-ssa-phiopt.c (tree_ssa_phiopt,
15463 replace_phi_edge_with_variable): Remove unused variable i.
15465 2005-03-07 Per Bothner <per@bothner.com>
15467 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
15469 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
15472 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
15473 bbs on the COND_EXPR instead of the PHI_NODEs.
15474 (candidate_bb_for_phi_optimization): Remove.
15475 (replace_phi_with_stmt): Rename to ...
15476 (replace_phi_edge_with_variable): this and change so that we
15477 replace the phi argument instead of removing the PHI.
15478 (conditional_replacement): Change so we deal with PHI with more
15479 than two arguments.
15480 (value_replacement): Likewise.
15481 (abs_replacement): Likewise.
15483 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
15485 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
15486 output_e500_flip_gt_bit.
15488 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
15490 (rs6000_generate_compare): Fix logic to look at the correct bits.
15491 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
15493 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
15494 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
15495 gen_move_from_CR_gt_bit.
15497 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
15498 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
15499 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
15501 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
15502 (E500_CR_IOR_COMPARE): New constant.
15504 2005-03-08 Earl Chew <earl_chew@agilent.com>
15505 David Billinghurst <David.Billinghurst@riotinto.com>
15507 * config/i386/host-cygwin.c: New file to support precompiled
15509 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
15510 * config.host: Use above files for cygwin host.
15512 2005-03-07 David Edelsohn <edelsohn@gnu.org>
15514 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
15515 ordering ops from earlier change.
15517 2005-03-07 Per Bothner <per@bothner.com>
15519 Various fixes to allow us to again build if --enable-mapped-location:
15520 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
15521 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
15522 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
15523 local variable loc. Change logic appropriately.
15524 * tree-vect-transform.c (vect_finish_stmt_generation): Use
15525 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
15526 * c-parser.c (c_parser_for_statement): Initialize loc variable.
15527 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
15528 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
15530 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
15532 PR rtl-optimization/19683
15533 * reload1.c (choose_reload_regs): Pass the number of bits, not the
15534 number of bytes, to smallest_int_for_mode. Fix arguments to
15535 REG_CANNOT_CHANGE_MODE_P.
15537 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15539 * reorg.c (relax_delay_slots): Check that the jump is
15540 conditional before trying to invert it.
15542 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15544 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
15547 * calls (stack_arg_under_construction): Make it static.
15549 * flow.c (regs_live_at_setjmp): Make it static.
15550 * flow.h: Remove the corresponding prototype.
15552 * reload1.c (reload_startobj, reload_firstobj,
15553 something_needs_operands_changed, reload_inherited,
15554 reload_inheritance_insn, reload_override_in,
15555 reload_spill_index): Make them static.
15557 * recog.c (verify_changes): Make it static.
15558 * recog.h: Remove the corresponding prototype.
15560 * cfgbuild.c (find_sub_basic_blocks): Remove.
15561 * basic-block.h: Remove the corresponding prototype.
15562 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
15564 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
15566 * tree-ssa-operands.c (check_build_stmt): Remove.
15568 * stor-layout.c (set_alignment): Remove.
15569 * tree.h: Remove the corresponding prototype.
15571 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
15573 * tree-ssa-dce.c (control_dependence_map,
15574 visited_control_parents): Make them static.
15576 * cfghooks.c (verify_flow_info): Remove local variable
15579 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
15582 * loop-unswitch.c (unswitch_loop): Remove local variable src.
15584 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
15586 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
15588 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
15590 * config/ia64/hpux.h (LINK_SPEC): Add -z.
15591 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
15592 PARALLEL for an empty structure.
15594 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15596 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
15598 * fold-const.c (fold_binary): Unroll the very first "for"
15601 2005-03-06 David Edelsohn <edelsohn@gnu.org>
15603 * config/rs6000/predicates.md (branch_comparison_operator): Remove
15604 redundant match_code test.
15605 (scc_comparison_operator): Swap match_operand and match_code
15607 (branch_positive_comparison_operator): Same.
15608 (trap_comparison_operator): Use comparison_operator and swap with
15611 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
15614 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
15615 (out_movhi_r_mr): Read low byte of volatile MEM first.
15616 (out_movhi_mr_r): Write high byte of volatile MEM first.
15618 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15620 * cselib.c (reg_values, reg_values_size): Make them static.
15622 * cse.c (cse_reg_info_table): Make it static.
15624 * fold-const.c (fold_unary): Use build1 instead of copy_node.
15626 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
15628 * cse.c (find_best_addr): Use canon_for_address.
15630 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15632 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
15633 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
15634 SUBREG and MEM, respectively.
15636 * fold-const.c (fold_binary): Use code instead of t.
15638 * fold-const.c (optimize_minmax_comparison): Take decomposed
15639 arguments code, type, op0, and op1 instead of t.
15640 (fold_binary): Update a call to optimize_minmax_comparison.
15642 * fold-const.c (fold_range_test): Take decomposed arguments
15643 code, type, op0, and op1 instead of t.
15644 (fold_binary): Update a call to fold_range_test.
15646 * fold-const.c (fold_binary_op_with_conditional_arg): Take
15647 decomposed arguments code, type, op0, and op1 instead of t.
15648 (fold_binary): Update a call to fold_range_test.
15650 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15652 * fold-const.c (fold_binary): Avoid directly using the original
15653 expression t as much as possible.
15655 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15657 * c-semantics.c (build_stmt): Use TYPE_P instead of
15658 IS_NON_TYPE_CODE_CLASS.
15659 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
15660 (NON_TYPE_CHECK): Use TYPE_P instead of
15661 IS_NON_TYPE_CODE_CLASS.
15663 * fold-const.c (fold): Remove handling of binary expressions.
15665 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
15667 * doc/c-tree.texi: Wrap comments in @r{}.
15668 * doc/cpp.texi: Likewise.
15669 * doc/cppinternals.texi: Likewise.
15670 * doc/extend.texi: Likewise.
15671 * doc/md.texi: Likewise.
15672 * doc/objc.texi: Likewise.
15673 * doc/sourcebuild.texi: Likewise.
15674 * doc/tm.texi: Likewise.
15675 * doc/tree-ssa.texi
15677 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15679 * predict.c (apply_return_prediction): Standardize PHI chain
15681 * tree-ssa.c (ssa_redirect_edge): Likewise.
15683 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
15684 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
15687 * tree-phinodes.c (remove_phi_node): Drop the last argument.
15688 * tree-flow.h: Adjust the prototype for remove_phi_node.
15689 * lambda-code.c (perfect_nestify): Adjust a call to
15692 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
15693 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
15695 * tree-ssa-dce.c (remove_dead_phis): Likewise.
15696 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
15697 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
15698 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
15700 * combine.c (simplify_and_const_int): Use gen_int_mode instead
15701 of GEN_INT (trunc_int_for_mode (...)).
15702 * loop-iv.c (iv_number_of_iterations): Likewise.
15703 * postreload.c (reload_cse_move2add): Likewise.
15704 * simplify-rtx.c (simplify_const_unary_operation,
15705 simplify_const_binary_operation): Likewise.
15706 * stor-layout.c (get_mode_bounds): Likewise.
15708 * fold-const.c (fold_binary): New.
15709 (fold): Call fold_binary on binary expressions.
15711 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
15713 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
15714 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
15715 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
15716 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
15717 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
15719 2005-03-04 Devang Patel <dpatel@apple.com>
15721 PR tree-optimization/18815
15722 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15723 loops with zero exit edges.
15725 2005-03-04 Devang Patel <dpatel@apple.com>
15727 * doc/invoke.texi: Remove reference to webpage that does not exist.
15729 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
15730 Joseph S. Myers <joseph@codesourcery.com>
15733 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
15734 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
15735 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
15736 * pa.c (get_plabel): Change argument to symbol_ref. Call
15737 maybe_get_identifier instead of get_identifier.
15738 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
15739 (struct deferred_plabel): Replace name field with symbol field.
15740 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
15741 ASM_OUTPUT_EXTERNAL_REAL is defined.
15742 (output_global_address): Use output_addr_const for output of all
15744 (output_deferred_plabels): Use symbol_ref instead of name for address
15746 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
15747 ASM_OUTPUT_SYMBOL_REF): New macros.
15748 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
15750 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
15753 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
15755 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
15756 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
15758 2005-03-04 Jeff Law <law@redhat.com>
15760 * basic-block.h (rediscover_loops_after_threading): Declare.
15761 * tree-ssa-dom.c: Include cfgloop.h.
15762 (tree_ssa_dominator_optimize): Discover loops and some basic
15763 properties. Remove forwarder blocks recreated by loop header
15764 canonicalization. Also mark backedges in the CFG.
15765 * tree-ssa-threadupdate.c: Include cfgloop.h
15766 (rediscover_loops_after_threading): Define.
15767 (struct local_info): New field, JUMP_THREADED.
15768 (prune_undesirable_thread_requests): New function.
15769 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
15770 then record that fact for the callers of redirct_edges.
15771 (thread_block): If BB has incoming backedges, then call
15772 prune_undesirable_thraed_requests. Note when we are
15773 going to have to rediscover loop information. Return a
15774 boolean indicating if any jumps were threaded.
15775 (thread_through_all_blocks): Bubble up boolean indicating
15776 if any jumps were threaded.
15777 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
15778 (tree-ssa-threadupdate.o): Similarly.
15780 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15782 * fold-const.c (fold_ternary): Unroll the "for" loop to
15785 2005-03-04 Andrew Haley <aph@redhat.com>
15787 * unwind-dw2-fde-glibc.c (struct
15788 unw_eh_callback_data.check_cache): New field.
15789 (frame_hdr_cache): New.
15790 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
15791 Cache frame header info.
15793 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
15795 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
15796 (print_c_condition): Declare.
15797 * read-rtl.c (ptr_loc): New structure.
15798 (ptr_locs, ptr_loc_obstack, joined_conditions)
15799 (joined_conditions_obstack): New variables.
15800 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
15801 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
15802 (join_c_conditions, print_c_condition): New functions.
15803 (apply_macro_to_string): Associate the new string with the same
15804 source location as the old one.
15805 (add_condition_to_string): Use join_c_conditions.
15806 (read_string): Use set_rtx_ptr_loc to record a filename and line
15807 number for the string.
15808 (read_rtx): Initialize the new variables above.
15809 * genattrtab.c (write_test_expr, write_attr_value): Use
15811 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
15812 comment above the GCC_VERSION check.
15813 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
15814 Inline the definition of MAYBE_EVAL.
15815 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
15816 * genoutput.c (process_template): Likewise.
15817 * genpreds.c (write_predicate_subfunction): Likewise.
15818 (write_predicate_expr): Use print_c_condition.
15819 * genrecog.c (write_cond): Likewise.
15820 * gensupport.c (process_rtx): Use join_c_conditions to join the
15821 conditions of a define_insn_and_split. Record a source location
15822 for the string after the "&&".
15823 (alter_test_for_insn): Use join_c_conditions.
15825 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
15828 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15829 PR tree-optimization/15784
15830 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15833 2005-03-04 Ben Elliston <bje@au.ibm.com>
15835 * gcc.c (option_map): Add --coverage.
15836 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
15837 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
15838 * config/darwin.h: Pass -lgcov for `coverage'.
15839 * doc/invoke.texi (Debugging Options): Document --coverage.
15841 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15843 * gcse.c (bypass_block): Use find_edge wherever possible.
15845 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
15849 * c-opts.c (c_common_parse_file): Call start_source_file
15850 and end_source_file at the approriate times.
15852 * dwarf2out.c (dwarf2out_finish): Don't auto-end
15853 the main file, it will be done for us now.
15855 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15857 * fold-const.c (fold_ternary): New.
15858 (fold): Call fold_ternary on ternary expressions. Remove
15859 handling of ternary expressions.
15861 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15863 PR tree-optimization/15784
15864 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15867 2005-03-03 David Edelsohn <edelsohn@gnu.org>
15869 * config/rs6000/predicates.md (branch_comparison_operator):
15870 Convert from C block to conditional format.
15872 2005-03-03 Jan Hubicka <jh@suse.cz>
15874 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
15875 and non-constant public variables.
15877 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
15879 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
15882 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
15885 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
15886 calls to release_ssa_name and release_phi_node.
15888 * fold-const.c (fold): Remove handling of unary expressions.
15890 * fold-const.c (fold_unary): Avoid directly using the original
15891 expression t as much as possible.
15893 2005-03-03 Roger Sayle <roger@eyesopen.com>
15894 Andrew Pinski <pinskia@physics.uc.edu>
15896 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
15897 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
15899 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
15901 Describe special registers SRP and MOF as allocatable registers.
15902 * config/cris/cris.c (cris_md_asm_clobbers): New function.
15903 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
15904 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
15905 TARGET_HAS_MUL_INSNS.
15906 (cris_print_operand) <case 'd'>: New case.
15907 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
15908 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
15910 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
15911 (REG_ALLOC_ORDER): Update for MOF.
15912 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
15914 (GENERAL_REGS): No longer a define of ALL_REGS.
15915 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
15916 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
15917 Adjust accordingly.
15918 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
15919 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
15920 (SECONDARY_RELOAD_CLASS): Define.
15921 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
15922 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
15923 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
15924 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
15925 (REGISTER_MOVE_COST): Define.
15926 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
15927 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
15928 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
15929 (CRIS_MOF_REGNUM): New define_constants.
15930 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
15932 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15934 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15935 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15936 Adjust for MOF being properly described as a register.
15937 (indir_to_reg_split): Name this split. Conditionalize on the
15938 destination register being a general register.
15939 (movei): Conditionalize on on operands 0 and 1 having the same
15942 2005-03-03 Alan Modra <amodra@bigpond.net.au>
15945 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15946 -mcpu to override any other explicitly given flags.
15948 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
15950 * recog.c (verify_changes, confirm_change_group): New functions,
15951 broken out of apply_change_group.
15952 (apply_change_group): Use them.
15953 * recog.h (verify_change, confirm_change_group): Declare.
15954 * rtl.h (redirect_jump_2): Declare.
15955 * jump.c (redirect_exp, invert_exp): Delete.
15956 (invert_exp_1): Take second parameter. Return value. Changed caller.
15957 (redirect_jump_2): New function, broken out of redirect_jump.
15958 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
15959 (invert_jump): Use invert_jump_1 and redirect_jump_2.
15960 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
15962 2005-03-02 Geoffrey Keating <geoffk@apple.com>
15964 * varasm.c (named_section): Use xstrdup rather than doing it by
15967 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
15969 2005-03-02 Devang Patel <dpatel@apple.com>
15971 Undo PR tree-optimization/18815 fix.
15973 2005-03-02 Devang Patel <dpatel@apple.com>
15975 PR tree-optimization/18815
15976 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15977 loops with zero exit edges.
15979 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
15981 * cfg.c (connect_src, connect_dest, disconnect_src,
15982 disconnct_dest): New.
15983 (unchecked_make_edge, remove_edge, redirect_edge_succ,
15984 redirect_edge_pred): Use the new functions.
15986 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
15987 free_dominance_info only when needed.
15989 2005-03-02 David Edelsohn <edelsohn@gnu.org>
15992 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
15993 (reg_or_sub_cint64_operand): Same.
15995 2005-03-02 Jeff Law <law@redhat.com>
15997 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
15998 CFG_ALTERED in the main DOM iteration loop.
16000 2005-03-02 Mark Mitchell <mark@codesourcery.com>
16003 * varasm.c (initializer_constant_valid_p): Allow conversions
16004 between OFFSET_TYPEs. Tidy.
16006 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
16008 * config/cris/cris.md ("return"): Remove epilogue delay list
16011 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
16013 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
16015 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
16017 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
16019 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
16020 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
16021 config/m68k/m68k.c, config/mips/mips.h,
16022 config/rs6000/rs6000-protos.h, doc/contrib.texi,
16023 doc/include/gcc-common.texi: Update copyright.
16025 PR middle-end/18029 and PR middle-end/18030
16026 * expr.c (optimize_bitfield_assignment_op): Add a special case
16027 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
16029 * fold-const.c (fold_unary): New.
16030 (fold): Call fold_unary on unary expressions.
16032 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
16034 * cgraph.h (struct cgraph_edge): Add prev_caller and
16035 prev_callee fields.
16036 (cgraph_node_remove_callees): Export.
16037 * cgraph.c (cgraph_create_edge): Initialize prev_caller
16039 (cgraph_edge_remove_callee): New function.
16040 (cgraph_edge_remove_caller): Likewise.
16041 (cgraph_remove_edge): Use.
16042 (cgraph_redirect_edge_callee): Likewise.
16043 (cgraph_node_remove_callees): New function.
16044 (cgraph_node_remove_callers): Likewise.
16045 (cgraph_remove_node): Use.
16046 * tree-optimize.c (tree_rest_of_compilation): Use
16047 cgraph_node_remove_callees instead of manual loop.
16048 * cgraphunit.c (cgraph_finalize_function): Likewise.
16049 (cgraph_expand_function): Likewise.
16050 (cgraph_remove_unreachable_nodes): Likewise.
16052 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
16055 * c-tree.h (undeclared_variable, build_external_ref): Add extra
16057 * c-decl.c (undeclared_variable): Take location as argument.
16058 * c-typeck.c (build_external_ref): Likewise.
16059 * c-parser.c (c_parser_postfix_expression): Pass location of
16060 identifier to build_external_ref.
16062 2005-03-01 David Edelsohn <edelsohn@gnu.org>
16064 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
16065 CCEQ mode for branch_positive_comparison_operator test.
16066 * config/rs6000/predicates (branch_comparison_operator): Revert to
16068 (scc_comparison_operator): Same.
16069 (branch_positive_comparison_operator): Same.
16071 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
16073 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
16074 (cris_delay_slots_for_epilogue): Remove.
16075 (save_last): Move into cris_target_asm_function_epilogue.
16076 (cris_target_asm_function_epilogue): Remove tests for file being
16078 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
16079 (cris_delay_slots_for_epilogue): Remove prototypes.
16080 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
16081 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
16083 2005-03-01 David Edelsohn <edelsohn@gnu.org>
16085 * config/rs6000/predicates.md (branch_comparison_operator): Change
16086 to define_special_predicate.
16087 (scc_comparison_operator): Same.
16088 (branch_positive_comparison_operator): Same.
16090 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
16092 * Makefile.in (tree-ssa-sink.o): New.
16093 (OBJS-common): Add tree-ssa-sink.o.
16094 * common.opt: Add -ftree-sink
16095 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
16096 * timevar.def (TV_TREE_SINK): new timevar.
16097 * tree-flow.h (is_hidden_global_store): Prototype.
16098 * tree-optimize.c (init_tree_optimization_passes): Add
16100 * tree-pass.h (pass_sink_code): New.
16101 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
16102 for non-obvious global store store to is_hidden_global_store, and
16103 call that new function.
16104 * tree-ssa-sink.c: New file.
16105 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
16106 * doc/passes.texi: Document forward store motion.
16107 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
16108 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
16109 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
16110 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
16112 2005-03-01 Per Bothner <per@bothner.com>
16114 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
16115 and we have a non-zero column-number, add it to the message.
16116 Also factor out the diagnostic_kind_text.
16118 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16120 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
16121 flow_loop_pre_header_scan, flow_loop_pre_header_find,
16122 flow_loop_scan): Removed.
16123 (flow_loop_dump): Do not dump removed fields.
16124 (flow_loop_free): Do not free removed fields.
16125 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
16126 (loop_exit_edge_p): New function.
16127 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
16128 num_pre_header_edges, entry_edges, num_entries, exit_edges,
16129 num_exits, exits_doms.
16130 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
16131 LOOP_EDGES, LOOP_ALL): Removed.
16132 (flow_loop_scan): Declaration removed.
16133 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
16134 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
16136 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
16137 (if_convert): Call flow_loops_find and flow_loops_free
16138 when calling mark_loop_exit_edges.
16139 * cfgloopanal.c (mark_loop_exit_edges): Moved from
16140 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
16141 free_dominance_info calls.
16142 * loop-init.c (flow_loops_find): Ditto.
16143 * passes.c (rest_of_handle_branch_prob): Ditto.
16144 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
16145 * loop-unroll.c (analyze_insns_in_loop): Do not use
16147 * predict.c (predict_loops): Do not call flow_loop_scan.
16148 Use get_loop_exit_edges.
16149 (tree_estimate_probability): Do not pass flags to flow_loops_find.
16150 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
16151 Do not use EDGE_LOOP_EXIT.
16152 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
16153 to bb_with_exit_edge_p.
16154 (if_convertible_loop_p): Do not call flow_loop_scan. Use
16155 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
16156 to bb_with_exit_edge_p.
16157 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
16159 * tree-loop-linear.c (linear_transform_loops): Do not call
16160 flow_loop_scan. Use loop->single_exit.
16161 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
16162 (vect_analyze_loop_form): Do not call flow_loop_scan.
16163 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
16165 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
16167 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
16168 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16169 slpeel_tree_duplicate_loop_to_edge_cfg,
16170 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
16171 Use loop_preheader_edge and loop->single_exit. Do not call
16174 2005-03-01 Nick Clifton <nickc@redhat.com>
16176 * config/arm/arm.c (thumb_find_work_register): Check all of the
16177 argument registers to see if they are free, and a couple of
16178 special cases where the last argument register but can be proved
16179 to be available during the function's prologue.
16180 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
16181 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
16182 thumb_unexpanded_epilogue): Use unsigned long as the type for the
16184 (thumb_compute_save_reg_mask): Likewise. Also use
16185 thumb_find_work_register() to ensure that there is agreement about
16186 which work register is going to be used in the prologue.
16187 (thumb_output_function_prologue): Use unsigned long as the type
16188 for the register bit-mask. Also delay pushing the link register if
16189 other high registers are going to be pushed.
16190 (thumb_compute_save_reg_mask, emit_multi_reg_push,
16191 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
16192 redundant prototypes.
16194 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
16197 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
16198 and after reload in REG+REG indexed addresses without REG_POINTER
16199 set in the base and not set in the index.
16201 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
16203 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
16204 Don't undefine here.
16205 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
16206 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
16207 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16208 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
16209 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
16211 * config.gcc (sh*-*-linux*): Use config/linux.h.
16213 2005-02-28 Dale Johannesen <dalej@apple.com>
16214 Stan Shebs <shebs@apple.com>
16216 Rewrite of 64-bit Darwin structure-by-value pass/return.
16217 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
16218 intoffset, use_stack, named.
16219 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
16220 (rs6000_darwin64_record_arg_advance_flush): New.
16221 (rs6000_darwin64_record_arg_advance_recurse): New.
16222 (rs6000_darwin64_record_arg_flush): New.
16223 (rs6000_darwin64_record_arg_recurse): New.
16224 (rs6000_darwin64_record_arg): New.
16225 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
16226 (function_arg_boundary): Handle 128-bit aligned structs.
16227 (function_arg_advance): Rewrite darwin64 struct handling.
16228 (function_arg): Call rs6000_darwin64_record_arg.
16229 (function_arg_partial_nregs): Handle darwin64 structs.
16230 (rs6000_darwin64_function_value): Remove.
16231 (rs6000_function_value): Call rs6000_darwin64_record_arg.
16233 2005-02-28 Roger Sayle <roger@eyesopen.com>
16235 PR tree-optimization/20216
16236 * tree-chrec.c (tree_fold_factorial): Delete.
16237 (tree_fold_binomial): Change argument list to take a return type
16238 and change the type of K to unsigned int. Rewrite to avoid explicit
16239 evaluation of factorials, and (recursively) calling fold to perform
16240 compile-time arithmetic. Return NULL on (internal) overflow.
16241 (chrec_evaluate): Change type of K to an unsigned int. Avoid
16242 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
16243 if any intermediate calculation overflows.
16244 (chrec_apply): Update call to chrec_evaluate.
16246 2005-02-28 James E Wilson <wilson@specifixinc.com>
16248 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
16250 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
16253 * c-parser.c (c_parser_compound_statement): Return error_mark_node
16254 instead of NULL_TREE on error.
16256 2005-02-28 David Edelsohn <edelsohn@gnu.org>
16258 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
16259 (EASY_VECTOR_15_ADD_SELF): Remove.
16260 (num_insns_constant_wide): Not static.
16261 (validate_condition_mode): Not static.
16262 (toc_relative_expr_p): Not static.
16263 (legitimate_indirect_address_p): Not static.
16264 (macho_lo_sum_memory_operand): Not static.
16265 (invalid_e500_subreg): Not static.
16266 (easy_vector_same): Not static.
16267 (easy_vector_splat_const): Not static.
16268 (RS6000_SYMBOL_REF_TLS_P): Remove.
16269 (any_operand): Delete.
16270 (any_parallel_operand): Delete.
16271 (count_register_operand): Delete.
16272 (altivec_register_operand): Delete.
16273 (xer_operand): Delete.
16274 (s8bit_cint_operand): Delete.
16275 (short_cint_operand): Delete.
16276 (u_short_cint_operand): Delete.
16277 (non_short_cint_operand): Delete.
16278 (exact_log2_cint_operand): Delete.
16279 (gpc_reg_operand): Delete.
16280 (cc_reg_operand): Delete.
16281 (cc_reg_not_cr0_operand): Delete.
16282 (reg_or_short_operand): Delete.
16283 (reg_or_neg_short_operand): Delete.
16284 (reg_or_aligned_short_operand): Delete.
16285 (reg_or_u_short_operand): Delete.
16286 (reg_or_cint_operand): Delete.
16287 (reg_or_arith_cint_operand): Delete.
16288 (reg_or_add_cint64_operand): Delete.
16289 (reg_or_sub_cint64_operand): Delete.
16290 (reg_or_logical_cint_operand): Delete.
16291 (got_operand): Delete.
16292 (got_no_const_operand): Delete.
16293 (easy_fp_constant): Delete.
16294 (easy_vector_constant): Delete.
16295 (easy_vector_constant_add_self): Delete.
16296 (zero_constant): Delete.
16297 (zero_fp_constant): Delete.
16298 (volatile_mem_operand): Delete.
16299 (offsettable_mem_operand): Delete.
16300 (mem_or_easy_const_operand): Delete.
16301 (add_operand): Delete.
16302 (non_add_cint_operand): Delete.
16303 (logical_operand): Delete.
16304 (non_logical_cint_operand): Delete.
16305 (mask_operand): Delete.
16306 (mask_operand_wrap): Delete.
16307 (mask64_operand): Delete.
16308 (mask64_2_operand): Delete.
16309 (and64_operand): Delete.
16310 (and64_2_operand): Delete.
16311 (and_operand): Delete.
16312 (reg_or_mem_operand): Delete.
16313 (lwa_operand): Delete.
16314 (symbol_ref_operand): Delete.
16315 (call_operand): Delete.
16316 (current_file_function_operand): Delete.
16317 (input_operand): Delete.
16318 (rs6000_nonimmediate_operand): Delete.
16319 (rs6000_tls_symbol_ref): Delete.
16320 (save_world_operation): Delete.
16321 (restore_world_operation): Delete.
16322 (load_multiple_operation): Delete.
16323 (store_multiple_operation): Delete.
16324 (vrsave_operation): Delete.
16325 (mfcr_operation): Delete.
16326 (mtcrf_operation): Delete.
16327 (lmw_operation): Delete.
16328 (stmw_operation): Delete.
16329 (branch_comparison_operator): Delete.
16330 (branch_positive_comparison_operator): Delete.
16331 (scc_comparison_operator): Delete.
16332 (trap_comparison_operator): Delete.
16333 (boolean_operator): Delete.
16334 (boolean_or_operator): Delete.
16335 (min_max_operator): Delete.
16336 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
16337 (EASY_VECTOR_15): Moved to here.
16338 (EASY_VECTOR_15_ADD_SELF): Move to here.
16339 (PREDICATE_CODES): Delete.
16340 * config/rs6000/rs6000-protos.h: Delete predicate functions.
16341 Declare functions no longer static.
16342 * config/rs6000/predicates.md: New.
16343 * config/rs6000/rs6000.md: Include predicates.md
16345 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
16347 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
16348 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
16350 * cfgrtl.c (need_fake_edge_p): Likewise.
16351 * combine.c (distribute_notes): Likewise.
16352 * emit-rtl.c (try_split): Likewise.
16353 * recog.c (peephole2_opimize): Likewise.
16354 * reg-notes.def (ALWAYS_RETURN): Remove.
16355 * rtl.h (LCT_ALWAYS_RETURN): Remove.
16356 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
16357 * tree.h (ECF_ALWAYS_RETURN): Remove.
16359 2005-02-28 Roger Sayle <roger@eyesopen.com>
16361 PR middle-end/19874
16362 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
16363 between different machine modes is never a "useless" conversion.
16365 2005-02-28 Geert Bosch <bosch@gnat.com>
16368 * doc/contrib.texi: List contributors for Ada front end
16370 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16372 * simplify-rtx.c (simplify_unary_operation_1,
16373 simplify_const_unary_operation): New, extracted from...
16374 (simplify_unary_operation): ... this one.
16375 (simplify_binary_operation_1,
16376 simplify_const_binary_operation): New, extracted from...
16377 (simplify_binary_operation): ... this one.
16378 * rtl.h (simplify_const_unary_operation,
16379 simplify_const_binary_operation): Add prototypes.
16381 2005-02-28 Julian Brown <julian@codesourcery.com>
16383 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
16384 building libjava and caused PR regression/20228.
16386 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16389 * Makefile.in (host_subdir): New.
16390 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
16391 * configure: Regenerate.
16393 2005-02-27 Zack Weinberg <zack@codesourcery.com>
16395 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
16396 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
16397 installation directory first.
16399 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
16402 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
16403 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
16404 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
16405 * config/cris/cris.md: Tweak comments referring to Q.
16406 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
16407 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
16408 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
16409 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
16410 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
16411 Insert spaces in constraints to align alternatives vertically for
16413 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
16416 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16418 PR rtl-optimization/17728
16419 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
16420 operand 0 from general_operand to move_dest_operand.
16422 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16424 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
16425 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
16426 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
16427 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
16429 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
16431 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
16432 * configure: Regenerate.
16433 * libada-mk.in: Remove CC; rename
16434 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
16436 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
16439 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
16440 for the lhs, also walk over the tree. Likewise for rhs.
16442 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
16444 * tree-ssa-dom.c (simple_iv_increment_p): New function.
16445 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
16446 Do not propagate value of iv before increment over the increment.
16448 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
16450 * c-parser.c: New file.
16451 * c-parse.in: Remove.
16452 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
16454 (c-parser.o): Add dependencies.
16455 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
16456 maintainer-clean, TAGS): Update.
16457 * c-config-lang.in (gtfiles): Update.
16458 * gengtype-lex.l: Don't handle "@@".
16459 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
16460 objc_build_synchronized, objc_begin_try_stmt,
16461 objc_begin_catch_clause, objc_finish_catch_clause,
16462 objc_build_finally_clause, objc_finish_try_stmt): New.
16463 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
16465 (c_parse_init): Update comment.
16466 * c-decl.c (c_init_decl_processing): Update comment.
16467 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
16468 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
16469 new c_declspecs members.
16471 2005-02-25 Julian Brown <julian@codesourcery.com>
16473 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
16474 from being used for symbols with vague linkage when
16475 HAVE_GAS_COMDAT_GROUP is true.
16477 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16479 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
16481 2005-02-25 Steve Ellcey <sje@cup.hp.com>
16484 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
16485 (LIBGCC2_HAS_DF_MODE): New.
16486 (LIBGCC2_HAS_XF_MODE): New.
16487 (LIBGCC2_HAS_TF_MODE): New.
16488 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16489 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16490 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16491 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16492 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
16493 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
16494 and add _fixtfdi, _fixunstfdi, _floatditf
16495 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
16496 L_fixunstfdi, L_floatditf.
16497 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
16498 (LIBGCC2_HAS_TF_MODE): Define.
16500 2005-02-25 Diego Novillo <dnovillo@redhat.com>
16502 PR tree-optimization/20204
16503 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
16504 REWRITE_THIS_STMT markers on PHI nodes.
16505 (rewrite_initialize_block): Likewise.
16507 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16509 * version.c (version_string): Update to 4.1.
16511 2005-02-25 Paolo Carlini <pcarlini@suse.de>
16513 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
16514 Clarify that the alternative way doesn't work in GNU C++.
16516 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16518 PR tree-optimization/19937
16519 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
16520 to the type of the induction variable.
16522 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
16524 PR rtl-optimization/20117
16525 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
16526 the block including noncopyable insn.
16528 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16530 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
16531 calls to find_reg_note.
16533 2005-02-24 Richard Henderson <rth@redhat.com>
16536 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
16539 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
16541 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
16542 vector types if to use base reg for misaligned non-word ld/std.
16544 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16547 * config/cris/cris.c (cris_target_asm_function_prologue): Create
16548 dwarf2 label manually and put it after, not before the prologue.
16550 2005-02-24 David Edelsohn <edelsohn@gnu.org>
16553 * reload.c (operands_match_p): Only increment register number for
16554 SCALAR_INT_MODE_P modes in multiple hard registers.
16556 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
16559 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16561 * ChangeLog.5: Fix log message typo(s).
16562 * ChangeLog.7: Likewise.
16563 * ChangeLog.tree-ssa: Likewise.
16564 * cfgexpand.c: Fix comment typo(s).
16565 * conflict.c: Likewise.
16566 * defaults.h: Likewise.
16567 * dwarf2out.c: Likewise.
16568 * gcse.c: Likewise.
16569 * ggc-page.c: Likewise.
16570 * tree-eh.c: Likewise.
16571 * tree-ssa-dom.c: Likewise.
16573 2005-02-24 Jakub Jelinek <jakub@redhat.com>
16576 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
16577 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
16578 if SHARED is defined.
16581 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
16582 allow splitting only if operands 0 and 3 don't overlap.
16584 2005-02-24 Richard Henderson <rth@redhat.com>
16586 PR middle-end/19953
16587 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
16588 (fold_builtin_1): Call them.
16589 * fold-const.c (fold_complex_mult_parts): Split out from ...
16590 (fold_complex_mult): ... here. Fix typo in both imaginary case.
16591 (fold_complex_div_parts, fold_complex_div): New.
16593 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
16595 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16597 * tree-ssa-ccp.c (visit_assignment): Verify that result of
16598 VIEW_CONVERT_EXPR is_gimple_min_invariant.
16600 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
16601 (print_node): Likewise.
16602 Print TYPE_SIZES_GIMPLIFIED.
16604 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16606 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
16607 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
16608 operands as commutative in constraints.
16610 2005-02-24 Diego Novillo <dnovillo@redhat.com>
16612 * tree-into-ssa.c: Re-organize internal functions.
16614 2005-02-24 Richard Henderson <rth@redhat.com>
16616 PR middle-end/18902
16617 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
16619 * common.opt (fcx-limited-range): New.
16620 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
16621 * toplev.c (flag_complex_method): Initialize to 1.
16622 (process_options): Set flag_complex_method to 0 if
16623 flag_cx_limited_range.
16624 * doc/invoke.texi (-fcx-limited-range): New.
16626 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16628 * cse.c (delete_trivially_dead_insns): Speed up by using
16629 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
16632 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
16634 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
16635 functions when -mid-shared-library is being used.
16637 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16639 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
16640 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
16641 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
16642 * system.h: Poison LINK_LIBGCC_SPECIAL.
16644 2005-02-23 James E Wilson <wilson@specifixinc.com>
16646 * gengtype.c (note_insn_name): Make 1 element larger.
16648 2005-02-23 Roger Sayle <roger@eyesopen.com>
16651 PR rtl-optimization/20097
16652 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16653 BImode SUBREGs of SImode registers which confuse the ia64 backend.
16655 2005-02-23 David Edelsohn <edelsohn@gnu.org>
16657 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
16658 * t-aix52 (SHLIB_INSTALL): Same.
16660 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
16662 * genpreds.c: Update copyright.
16664 2005-02-23 Michael Beach <michaelb@ieee.org>
16667 * config/sparc/t-elf (startup files): Assemble with CPP.
16669 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
16671 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
16672 (write_predicate_expr): Likewise.
16674 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16676 PR tree-optimization/20100
16677 PR tree-optimization/20115
16678 * tree-optimize.c (init_tree_optimization_passes): Remove
16679 pass_maybe_create_global_var.
16680 * tree-pass.h (pass_maybe_create_global_var): Remove.
16681 * tree-ssa-alias.c (aliases_computed_p): Declare.
16682 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
16683 (count_calls_and_maybe_create_global_var): Remove.
16684 (pass_maybe_create_global_var): Remove.
16685 (init_alias_info): Do not declare aliases_computed_p.
16686 (maybe_create_global_var): If the function contains no
16687 call-clobbered variables and a mix of pure/const and regular
16688 function calls, create .GLOBAL_VAR.
16689 Mark all call-clobbered variables for renaming.
16690 (merge_pointed_to_info): Update comment.
16691 (add_pointed_to_var): Likewise.
16692 (is_escape_site): Likewise.
16693 Accept struct alias_info * instead of size_t *.
16695 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
16697 * tree-ssa-operands.c (get_call_expr_operands): If
16698 ALIASES_COMPUTED_P is false, do not add call-clobbering
16700 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
16701 (delete_tree_ssa): Likewise.
16703 2005-02-22 James E Wilson <wilson@specifixinc.com>
16705 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
16706 (do_compile): Do call it here.
16708 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16710 PR rtl-optimization/20017.
16711 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
16712 rest_of_handle_cse2, rest_of_handle_gcse): Call
16713 delete_dead_jumptables immediately before calling cleanup_cfg.
16715 2005-02-22 Devang Patel <dpatel@apple.com>
16718 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
16721 2005-02-22 David Edelsohn <edelsohn@gnu.org>
16723 * config/rs6000/aix.h (WINT_TYPE): Define.
16725 2005-02-22 Stan Shebs <shebs@apple.com>
16727 * config/rs6000/rs6000.c (rs6000_override_options): Default to
16728 natural alignment for 64-bit Darwin.
16729 (rs6000_parse_alignment_option): Warn about uses of -malign-power
16731 * doc/invoke.texi: Document this.
16733 2005-02-22 DJ Delorie <dj@redhat.com>
16735 * c-common.c (c_common_type_for_mode): Pass the mode's precision
16736 to make_[un]signed_type, not the mode itself.
16738 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16740 * cfg.c (cached_make_edge): Call make_edge if edge cache is
16741 not available. Use tail calls wherever possible.
16742 (make_edge): Call unchecked_make_edge to create an edge.
16744 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
16745 (coalesce_ssa_name): Don't check for
16746 SSANORM_USE_COALESCE_LIST.
16747 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
16749 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16751 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
16752 (rewrite_into_ssa): ... here.
16754 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
16756 PR tree-optimization/19786
16757 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
16758 tag to another's may-alias bitmap when adding to the other's list.
16760 2005-02-21 DJ Delorie <dj@redhat.com>
16762 * tree-ssa-loop-ivopts.c (computation_cost): Start register
16763 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
16764 registers in unsupported ways.
16765 * expmed.c (init_expmed): Likewise.
16767 2005-02-21 Stan Cox <scox@redhat.com>
16769 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
16771 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16773 * tree-cfg.c (fold_cond_expr_cond): New.
16774 (make_edges): Call fold_cond_expr_cond.
16775 (find_taken_edge): Accept nothing but INTEGER_CST.
16776 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
16778 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
16780 * flow.c (delete_dead_jumptables): Speed up by scanning insns
16781 that do not belong to any basic block.
16783 2005-02-21 Jeff Law <law@redhat.com>
16785 * cfganal.c (find_unreachable_blocks): Manually CSE load of
16788 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16790 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
16791 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
16792 Adjust their definitions.
16793 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
16794 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
16796 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
16797 genautomata.c, langhooks.c, langhooks.h, system.h,
16798 config/arm/lib1funcs.asm: Update copyright.
16800 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16802 * dbxout.c (dbxout_function_end): Emit Lscope label always.
16804 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
16807 * doc/install.texi: Document --with-gc.
16809 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
16811 * simplify-rtx.c (simplify_unary_operation): Add a missing
16814 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16816 PR tree-optimization/18663
16817 * tree-ssa-dom.c (extract_range_from_cond): Return 0
16818 if the type has variable bounds.
16820 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
16822 * gcse.c: Remove an obsolete comment.
16824 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
16826 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
16828 * doc/extend.texi (Function Attributes) <Attribute const>: The
16829 attribute "pure" is below this text, not above.
16831 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16833 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
16834 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
16835 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
16837 2005-02-20 Zack Weinberg <zack@codesourcery.com>
16840 * langhooks.h (struct lang_hooks): Add to_target_charset.
16841 * langhooks.c (lhd_to_target_charset): New function.
16842 * langhooks-def.h: Declare lhd_to_target_charset.
16843 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
16844 (LANG_HOOKS_INITIALIZER): Update.
16845 * c-common.c (c_common_to_target_charset): New function.
16846 * c-common.h: Declare it.
16847 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
16848 c_common_to_target_charset.
16850 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
16851 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
16852 Delete definitions.
16853 * system.h: Poison them.
16854 * doc/tm.texi: Don't discuss them.
16855 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
16856 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
16857 (pp_c_char): Do not attempt to generate letter escapes for
16859 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
16860 * config/mips/mips.c (mips_output_ascii): Likewise.
16862 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
16864 PR tree-optimization/19951
16865 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
16868 2005-02-19 Steven Bosscher <stevenb@suse.de>
16870 PR middle-end/19698
16871 * function.h (struct function): New field `max_loop_depth'.
16872 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
16873 (flow_loops_find): Reset the max loop depth count before finding loops.
16874 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
16875 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
16876 (calculate_global_regs_live): Make sure the loop will terminate
16877 when the initial sets are not empty.
16879 2005-02-19 Zack Weinberg <zack@codesourcery.com>
16881 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
16883 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
16885 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
16888 * doc/invoke.texi: Remove documentation of %M spec.
16890 (init_spec): Remove %M suffix from -lgcc_s.
16891 (do_spec_1): Remove 'M' case.
16892 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
16893 to put shared libraries in the multilib directory. Remove the
16894 shlib_so_soname substitution variable. Don't add a multilib encoding
16895 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
16896 reported by -print-multi-os-directory. Pass @multilib_dir@ to
16897 SHLIB_INSTALL as well as SHLIB_LINK.
16898 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
16899 (SHLIB_NAME): Delete.
16900 (SHLIB_DIR): New macro.
16901 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
16902 (SHLIB_INSTALL): Adjust accordingly.
16903 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
16904 * config/t-slibgcc-sld: Likewise.
16905 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
16906 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
16907 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
16909 (SHLIBUNWIND_INSTALL): Adjust accordingly.
16910 * config/i386/t-nwld (SHLIB_SONAME): Delete.
16911 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
16912 Use @shlib_base_name@ instead of @shlib_so_name@.
16913 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
16914 and @shlib_base_name@.so in @multilib_dir@.
16915 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
16916 to the install path.
16917 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
16918 (SHLIB_LINK): Remove previous workaround.
16919 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
16920 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
16921 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
16923 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
16924 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
16925 (SHLIB_INSTALL): Adjust accordingly.
16926 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
16927 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
16928 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
16929 config/t-slibgcc-elf-ver.
16931 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
16932 Jakub Jelinek <jakub@redhat.com>
16934 PR tree-optimization/19828
16935 * tree-ssa-loop-im.c: Add a TODO comment.
16936 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16937 without side-effects.
16939 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16941 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16944 2005-02-18 James E. Wilson <wilson@specifixinc.com>
16946 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16947 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16948 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16950 (ia64_reorg): Delete fixup_errata call.
16951 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16952 (TARGET_SWITCHES): Delete -mb-step entry.
16954 2005-02-19 Jakub Jelinek <jakub@redhat.com>
16957 * c-typeck.c (composite_type): Handle quals in transparent unions.
16958 (type_lists_compatible_p): Likewise.
16960 2005-02-18 Stan Shebs <shebs@apple.com>
16962 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
16963 expressions in the .literal8 section.
16965 2005-02-18 Geoffrey Keating <geoffk@apple.com>
16967 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
16969 2005-02-18 Roger Sayle <roger@eyesopen.com>
16971 * fold-const.c (constant_boolean_node): Always create values of the
16972 specified type, don't bother calling truthvalue_conversion.
16974 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16976 * except.c (output_function_exception_table): Call
16977 assemble_external_libcall (eh_personality_libfunc).
16979 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
16982 * config/ia64/ia64.h (struct machine_function): Add state_num.
16983 * config/ia64/ia64.c (process_epilogue,
16984 process_for_unwind_directive): Use new unwind state numbers each
16985 time rather than state 1.
16987 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
16990 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
16991 before the "*llgt_didi" pattern.
16993 2005-02-18 Jason Merrill <jason@redhat.com>
16995 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
16997 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
16999 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
17000 (div0): Use it in place of ARM_FUNC_ALIAS.
17001 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
17003 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
17005 PR middle-end/20030
17006 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
17007 access, the lower bound of the array type if it exists.
17009 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
17012 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
17013 cases that are out-of-range for the index type.
17015 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
17017 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
17018 (estimate_case_costs): Don't call convert.
17019 * expmed.c (expand_shift): Likewise.
17020 (make_tree): Call fold_convert instead of convert.
17022 2005-02-18 Jakub Jelinek <jakub@redhat.com>
17025 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
17026 that ref to be marked MEM_READONLY_P doesn't have base that needs
17029 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17031 * genautomata.c (output_get_cpu_unit_code_func,
17032 output_cpu_unit_reservation_p): Don't generate old-style function
17035 2005-02-18 Jakub Jelinek <jakub@redhat.com>
17038 PR tree-optimization/20009
17039 * convert.c (convert_to_integer): Revert 2005-02-16 change.
17041 PR tree-optimization/18947
17042 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
17043 inline, remove all nodes that are inlined into the extern inline
17046 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
17048 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
17049 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
17050 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
17051 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
17054 2005-02-17 Roger Sayle <roger@eyesopen.com>
17056 PR tree-optimization/19917
17057 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
17058 to be potentially trapping.
17060 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
17062 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
17064 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
17066 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
17067 tem becomes a local variable which is set to the value of the
17068 back end defined INITIAL_FRAME_ADDRESS macro.
17069 (expand_builtin_frame_address): Omit the base parameter to
17070 expand_builtin_return_addr.
17071 (expand_builtin_profile_func): Likewise.
17072 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
17073 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
17074 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
17076 2005-02-17 Jakub Jelinek <jakub@redhat.com>
17078 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
17079 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
17080 * config/frv/frv.c (frv_function_epilogue): Likewise.
17082 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
17084 * lambda-code (perfect_nestify): Remove mark/unmark
17085 for rewriting hack.
17086 * tree-loop-linear.c (linear_transform_loops): Add
17087 rewrite_into_ssa call so that ssa is correct for
17088 rewriting into loop closed.
17090 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
17092 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
17093 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
17095 * bt-load.c (btr_def_live_range, combine_btr_defs,
17096 migrate_btr_def, migrate_btr_defs): Likewise.
17097 * cfgcleanup.c (thread_jump): Likewise.
17098 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
17099 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
17100 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
17101 df_rd_local_compute, df_reg_info_compute): Likewise.
17102 * dominance.c (init_dom_info, free_dom_info): Likewise.
17103 * flow.c (init_propagate_block_info,
17104 free_propagate_block_info): Likewise.
17105 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
17106 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
17107 modify_reg_pav): Likewise.
17108 * loop-invariant.c (find_defs, find_invariant_insn,
17109 find_invariants, free_inv_motion_data): Likewise.
17110 * predict.c (tree_predict_by_opcode,
17111 estimate_bb_frequencies): Likewise.
17112 * stmt.c (expand_case): Likewise.
17113 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
17114 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
17115 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
17116 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
17117 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
17118 rewrite_ssa_into_ssa): Likewise.
17119 * tree-optimize.c (tree_rest_of_compilation): Likewise.
17120 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
17121 analyze_edges_for_bb, perform_edge_inserts): Likewise.
17122 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
17123 * tree-sra.c (tree_sra): Likewise.
17124 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
17125 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
17126 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
17127 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17128 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
17129 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
17131 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
17132 calculate_live_on_entry, calculate_live_on_exit,
17133 build_tree_conflict_graph): Likewise.
17134 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
17135 record_important_candidates, set_use_iv_cost, find_depends,
17136 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
17137 tree_ssa_iv_optimize_finalize): Likewise.
17138 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
17139 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
17140 tree_duplicate_loop_to_header_edge): Likewise.
17141 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
17142 * tree-ssa.c (verify_flow_insensitive_alias_info,
17143 verify_name_tags, verify_ssa, init_tree_ssa,
17144 delete_tree_ssa): Likewise.
17145 * tree-ssanames.c (marked_ssa_names, init_ssanames,
17146 fini_ssanames): Likewise.
17147 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
17149 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
17151 * config/rs6000/t-rtems: Completely reworked.
17153 2005-02-17 Ira Rosen <irar@il.ibm.com>
17155 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
17157 2005-02-17 Ira Rosen <irar@il.ibm.com>
17159 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
17160 POINTER_TYPE_P when checking that type is a pointer.
17161 (vect_get_memtag): Remove.
17162 (vect_address_analysis): Use POINTER_TYPE_P. Call
17163 vect_object_analysis with dummy parameter for memtag.
17164 (vect_object_analysis): Extract memtag (functionality that
17165 used to be in vect_get_memtag and moved here). Fix printings.
17166 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
17167 with correct parameters. Remove call to vect_get_memtag.
17169 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
17171 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
17172 (tree-vectorizer.o): Added missing dependencies.
17174 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
17176 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
17177 declaration in tree-vectorizer.c, now has an extern declaration in
17178 tree-vectorizer.h).
17179 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17180 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
17181 get_vectype_for_scalar_type, vect_is_simple_use,
17182 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
17183 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
17184 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
17185 vectorizable_store, vectorizable_operation, vectorizable_assignment,
17186 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
17187 find_loop_location): Likewise.
17189 * tree-vectorizer.c (langhooks.h): #include removed.
17190 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
17191 moved to tree-vectorized.h.
17192 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17193 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
17194 get_vectype_for_scalar_type, vect_is_simple_use,
17195 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
17196 vect_supportable_dr_alignment, new_loop_vec_info,
17197 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
17198 vect_set_verbosity_level, find_loop_location): Likewise.
17200 (vect_analyze_loop): Function externalized. Declaration moved to
17201 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
17202 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
17203 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
17204 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
17205 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
17206 vect_enhance_data_refs_alignment, vect_analyze_operations,
17207 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
17208 vect_stmt_relevant_p, vect_get_loop_niters,
17209 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
17210 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
17211 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
17212 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
17213 vect_get_memtag): Likewise.
17215 (vectorizable_load): Function externalized. Declaration moved to
17216 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
17217 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
17218 vect_transform_loop): Likewise.
17219 (vect_transform_stmt): Moved to tree-vect-transform.c.
17220 (vect_align_data_ref, vect_create_destination_var,
17221 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
17222 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
17223 vect_get_vec_def_for_operand, vect_init_vector,
17224 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
17225 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
17226 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
17227 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
17228 vect_do_peeling_for_loop_bound): Likewise.
17230 * tree-vect-analyze.c: New file.
17231 * tree-vect-transform.c: New file.
17233 2005-02-17 Jason Merrill <jason@redhat.com>
17235 PR mudflap/19319, c++/19317
17236 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
17239 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
17241 * doc/install.texi (Specific): Update link for Darwin-specific
17244 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
17246 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
17247 constant_boolean_node.
17249 2005-02-16 David Edelsohn <edelsohn@gnu.org>
17252 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
17253 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
17255 2005-02-16 Richard Henderson <rth@redhat.com>
17258 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
17260 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
17261 replace uses with Wtype_MAXp1_F.
17262 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
17263 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
17264 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
17265 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
17266 and HAVE_TFMODE as appropriate.
17267 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
17268 (__floatdisf): Likewise.
17269 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
17270 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
17271 (Wtype_MAXp1_F): New.
17272 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
17273 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
17275 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
17278 * arm.c (arm_apply_result_size): New function.
17279 * arm.h (APPLY_RESULT_SIZE): Define.
17280 * arm-protos.h (arm_apply_result_size): Add prototype.
17281 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
17282 (movxf): New expand.
17283 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
17284 (call_value_symbol): Remove predicate for operand 0.
17285 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
17286 (untyped_call): Rework to correclty return values for any type.
17287 (untyped_return): New expand.
17288 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
17290 2005-02-16 Stan Shebs <shebs@apple.com>
17292 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
17293 * config/rs6000/t-darwin8: New, for 64-bit multilib.
17295 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
17297 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
17298 configure settings on Solaris 7 and later.
17300 2005-02-16 Diego Novillo <dnovillo@redhat.com>
17302 PR tree-optimization/19865
17303 * tree-optimize.c (init_tree_optimization_passes): Run
17304 pass_may_alias after pass_sra.
17306 2005-02-16 Richard Henderson <rth@redhat.com>
17307 Stuart Hastings <stuart@apple.com>
17310 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
17311 Do nothing if debug info suppressed for this function.
17312 (dbxout_begin_function): Early exit if debug info suppressed for
17315 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
17318 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
17320 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
17322 PR tree-optimization/19967
17323 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
17324 expand_builtin_strchr, expand_builtin_strrchr): Take a new
17325 argument TYPE. Adjust calls to fold_builtin_XXX.
17326 (expand_builtin, fold_builtin_1): Adjust calls to
17327 expand_builtin_XXX.
17328 (fold_builtin_strchr, fold_builtin_strpbrk,
17329 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
17330 result to a requested type TYPE.
17332 2005-02-16 Jakub Jelinek <jakub@redhat.com>
17334 PR middle-end/19857
17335 * fold-const.c (fold): Don't optimize (T)(x & cst) to
17336 (T)x & (T)cst if (T)cst overflows.
17337 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
17338 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
17340 2005-02-15 Jeff Law <law@redhat.com>
17342 * gcse.c (blocks_with_calls): New bitmap.
17343 (alloc_gcse_mem): Allocate it.
17344 (free_gcse_mem): Free it.
17345 (clear_modifY_mem_tables): Clear it.
17346 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
17347 when we encounter CALL_INSNs.
17348 (compute_transp, case MEM): Handle blocks with calls separate
17349 from blocks without calls. Use bitmap iterators rather than
17352 2005-02-15 Peter O'Gorman <peter@pogma.com>
17355 * mklibgcc.in (vis_hide): Use a temporary object file, not
17358 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
17361 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
17362 access optimization.
17364 2005-02-15 David Edelsohn <edelsohn@gnu.org>
17365 Alan Modra <amodra@bigpond.net.au>
17368 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
17369 (_xlqsub): Rename to __gcc_qsub.
17370 (_xlqmul): Rename to __gcc_qmul.
17371 (_xlqdiv): Rename to __gcc_qdiv.
17372 Provide versioned symbol aliases with old names.
17373 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
17374 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
17375 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
17376 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
17377 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
17379 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17381 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
17382 Fold ~(A - 1) and ~(A + -1) to -A.
17384 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17388 * config/host-linux.c (linux_gt_pch_use_address): Copy from
17389 config/pa/pa-host.c:pa_gt_pch_use_address.
17391 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
17393 * tree-vn.c (get_value_handle): Make sure that given an
17394 is_gimple_min_invariant expression, we always return it.
17396 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17398 * passes.c (rest_of_handle_gcse): Fix a comment.
17400 2005-02-15 Jeff Law <law@redhat.com>
17402 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
17404 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
17405 (canon_list_insert, record_last_mem_set_info): Similarly.
17406 (clear_modify_mem_tables): Similarly.
17408 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17410 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
17411 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
17412 config/mips/mips.md, config/rs6000/aix.h,
17413 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
17415 2005-02-15 Richard Henderson <rth@redhat.com>
17417 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
17418 call to be best_edge.
17420 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17422 * basic-block.h: Adjust the prototype for find_basic_blocks.
17423 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
17424 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
17427 * flow.c (recompute_reg_usage): Remove all arguments.
17428 * passes.c (rest_of_compilation): Adjust the call to
17429 recompute_reg_usage.
17430 * rtl.h: Adjust the prototype for recompute_reg_usage.
17432 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
17434 * tree-dump.c (dump_files): Update to reflect new member
17436 (dump_register): Add new argument.
17438 (dump_switch_p_1): Check against glob name if doglob was passed.
17439 (dump_switch_p): Check against regular first, then glob if
17440 we didn't have any hits on the dump name.
17441 * tree-optimize.c (register_one_dump_file):
17442 Pass in glob name as well.
17443 * tree-pass.h (struct dump_file_info): Add glob
17446 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
17448 PR preprocessor/16323
17449 * doc/invoke.texi: Document that -Wendif-labels is on by default.
17451 2005-02-14 David Edelsohn <edelsohn@gnu.org>
17454 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
17455 (trunctfdf2_internal1): New.
17456 (trunctfdf2_internal2): Renamed from trunctfdf2.
17458 2005-02-14 Diego Novillo <dnovillo@redhat.com>
17460 PR tree-optimization/19853
17461 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
17463 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17465 * passes.c (rest_of_handle_loop_optimize): Remove calls to
17466 delete_dead_jumptables and cleanup_cfg.
17468 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
17470 * reload.c (find_reloads): Swap address_reloaded flags when
17471 swapping commutative operands.
17473 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
17475 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
17476 Use standard_iv_increment_position for computing the bsi position
17478 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
17481 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
17484 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
17485 life range of hard registers.
17486 * value-prof.c (insn_prefetch_values_to_profile): Only
17489 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
17490 profile in libcalls.
17492 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
17494 * bitmap.h (bitmap_and_compl_into): Return bool.
17495 * bitmap.c (bitmap_and_compl_into): Return changed flag.
17497 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17499 PR tree-optimization/19944
17500 * fold-const.c (fold): Re-add ABS_EXPR folding.
17502 2005-02-13 David Edelsohn <edelsohn@gnu.org>
17505 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
17506 {TARGET,MASK}_XL_COMPAT.
17507 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
17509 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
17510 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
17512 (rs6000_arg_partial_bytes): Same.
17513 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
17514 and XL compatibility enabled.
17515 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
17516 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
17517 test to final condition.
17518 (cmptf_internal2): New.
17519 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
17520 xl-compat. Add TFmode information to description.
17522 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
17524 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
17526 2005-02-13 Jason Merrill <jason@redhat.com>
17529 * fold-const.c (fold_indirect_ref_1): Split out from...
17530 (build_fold_indirect_ref): Here.
17531 (fold_indirect_ref): New fn.
17532 * tree.h: Declare it.
17533 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
17534 (gimplify_modify_expr_rhs): Likewise.
17535 (gimplify_expr): Likewise.
17537 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17539 PR tree-optimization/14303
17540 PR tree-optimization/15784
17541 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
17542 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
17543 ABS_EXPR<x> != 0 to x != 0.
17545 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
17547 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
17548 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
17549 spelling conventions.
17551 * passes.c (rest_of_handle_gcse): Don't run cse_main and
17552 delete_trivially_dead_insns too many times.
17554 * passes.c (rest_of_handle_gcse): Remove dead assignments to
17557 2005-02-12 Ira Rosen <irar@il.ibm.com>
17559 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
17560 (vect_is_simple_iv_evolution): Remove redundant parameter
17562 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
17563 without last parameter.
17564 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
17565 Return pointer step. Call vect_is_simple_iv_evolution without
17566 last parameter. Check only that the step is multiple of size
17567 type. Remove stmt_vinfo updates.
17568 (vect_get_memtag_and_dr): Remove.
17569 (vect_get_memtag): New function.
17570 (vect_address_analysis): New function.
17571 (vect_object_analysis): New function.
17572 (vect_analyze_data_refs): Call vect_object_analysis and
17573 vect_get_memtag. Update stmt_vinfo fields.
17575 2005-02-12 Ira Rosen <irar@il.ibm.com>
17577 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
17578 exist and are objects. Remove checks for pointer.
17579 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
17580 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
17581 (vect_create_data_ref_ptr): Likewise.
17582 (vect_base_addr_differ_p): New function.
17583 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
17584 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
17585 Don't set the DR_BASE_NAME field of data-ref.
17586 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
17588 2005-02-12 Uros Bizjak <uros@kss-loka.si>
17590 * optabs.h (enum optab_index): Add new OTI_ldexp.
17591 (ldexp_optab): Define corresponding macro.
17592 * optabs.c (init_optabs): Initialize ldexp_optab.
17593 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
17595 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
17597 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
17598 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
17600 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
17601 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
17604 2005-02-12 Ira Rosen <irar@il.ibm.com>
17606 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
17608 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
17610 (vect_get_base_and_offset): Always return an address.
17611 (vect_create_addr_base_for_vector_ref): Remove treatment for
17612 different data reference types.
17613 (vect_compute_data_ref_alignment): Rename base to base_address in
17614 stmt_vec_info. Get the object in order to force its alignment.
17615 (vect_get_memtag_and_dr): Rename base to base_address in
17616 stmt_vec_info. Extract the object for memtag analysis.
17618 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
17620 PR regression/19898.
17621 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
17622 changes cc_status, use apply modified_in_p to part of cc_status
17623 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
17626 2005-02-11 Richard Henderson <rth@redhat.com>
17628 * tree-complex.c (expand_complex_libcall): New.
17629 (expand_complex_multiplication): Use it for c99 compliance.
17630 (expand_complex_division): Likewise.
17631 * fold-const.c (fold_complex_add, fold_complex_mult): New.
17633 * builtins.c (built_in_names): Remove const.
17634 * tree.c (build_common_builtin_nodes): Build complex arithmetic
17636 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
17637 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
17638 (built_in_names): Remove const.
17639 * c-common.c (c_common_type_for_mode): Handle complex modes.
17640 * flags.h, toplev.c (flag_complex_method): Rename from
17641 flag_complex_divide_method.
17642 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
17643 __mulsc3, __muldc3, __mulxc3, __multc3): New.
17644 * libgcc2.h: Declare them.
17645 * libgcc-std.ver: Export them.
17646 * mklibgcc.in (lib2funcs): Build them.
17648 2005-02-11 Steven Bosscher <stevenb@suse.de>
17650 PR tree-optimization/19876
17651 Partially revert my change from 2005-01-14
17652 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
17653 (compute_antic): ...and remove the loop here.
17655 2005-02-11 Jakub Jelinek <jakub@redhat.com>
17657 PR middle-end/19858
17658 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
17659 is number of inner's bits, avoid creating a BIT_FIELD_REF.
17661 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
17662 crtend.o if -pie. Use %{x:a;:b} spec syntax.
17664 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
17666 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
17667 offsets for the big-endian 32-bit case.
17669 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
17671 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
17673 2005-02-11 Dale Johannesen <dalej@apple.com>
17675 * cselib.c (cselib_process_insn): Clear out regs where
17676 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
17677 * reload.c (find_equiv_reg): Ditto.
17679 2005-02-11 Ian Lance Taylor <ian@airs.com>
17681 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
17684 * tree.c (build_function_type_list): Work correctly if there are
17687 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
17689 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
17690 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
17691 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
17692 TARGET_ZARCH instead of TARGET_64BIT.
17694 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
17696 * config/rs6000/t-rtems:
17697 (MULTILIB_OPTIONS): Remove mcpu=602.
17698 (MUTLILIB_DIRNAMES): Remove m602.
17699 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
17700 Let mcpu=602 match mcpu=603.
17701 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
17703 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17705 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
17706 signal trampolines.
17708 2005-02-10 David Daney <ddaney@avtrex.com>
17710 * config/alpha/linux-unwind.h: Add exception clause to copyright.
17711 * config/i386/linux-unwind.h: Likewise.
17712 * config/ia64/linux-unwind.h: Likewise.
17713 * config/mips/linux-unwind.h: Likewise.
17714 * config/pa/linux-unwind.h: Likewise.
17715 * config/rs6000/linux-unwind.h: Likewise.
17716 * config/s390/linux-unwind.h: Likewise.
17717 * config/sh/linux-unwind.h: Likewise.
17718 * config/sparc/linux-unwind.h: Likewise.
17720 2005-02-10 Steven Bosscher <stevenb@suse.de>
17722 PR tree-optimization/17549
17723 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
17724 TER to replace a DEF with its expression if the DEF and the
17725 rhs of the expression we replace into have the same root
17728 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
17730 * config/mips/mips.md: Fix the placement of the match_scratch in the
17733 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17735 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
17738 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
17740 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
17741 (strip_offset): Handle addresses.
17742 (add_address_candidates): Use strip_offset.
17743 (difference_cost): Reflect strip_offset change.
17744 (force_var_cost, difference_cost): Strip nops.
17746 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17748 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
17750 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
17751 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
17752 config/cris/cris-protos.h, config/cris/cris.c: Update
17755 2005-02-10 Jeff Law <law@redhat.com>
17757 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
17758 (lookup_avail_expr): Similarly.
17760 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
17762 * builtins.c (fold_builtin_powi): New function.
17763 (fold_builtin_1): Call it.
17765 2005-02-10 Steven Bosscher <stevenb@suse.de>
17767 PR documentation/19309
17768 * doc/cpp.texi: The __GNUC__ and related predefined macros
17769 are also defined for the "standalone" cpp.
17770 Some non-GCC compilers may also define __GNUC__.
17772 2005-02-10 Jakub Jelinek <jakub@redhat.com>
17775 * c-typeck.c (common_type): New routine. Old common_type renamed
17777 (c_common_type): ...this.
17778 (build_conditional_expr, build_binary_op): Use c_common_type instead
17781 2005-02-10 Steven Bosscher <stevenb@suse.de>
17783 * doc/md.texi: Replace @samp{length} with @code{length}.
17785 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17787 PR tree-optimization/18687
17788 * tree-flow.h (find_loop_niter): Declare.
17789 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
17790 Try using scev even for loops with more than one exit.
17791 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
17792 (struct ivopts_data): Added niters field.
17793 (struct nfe_cache_elt): New.
17794 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
17796 (tree_ssa_iv_optimize_init): Initialize niters cache.
17797 (determine_number_of_iterations): Removed.
17798 (find_induction_variables): Do not call determine_number_of_iterations.
17799 Access niters for single exit through niter_for_single_dom_exit.
17800 (add_iv_outer_candidates): Access niters for single exit through
17801 niter_for_single_dom_exit.
17802 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
17803 number_of_iterations_cond.
17804 (iv_period): New function.
17805 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
17806 (may_replace_final_value): Take data argument. Use
17807 niter_for_single_dom_exit.
17808 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
17809 (rewrite_use_compare): Pass data to may_eliminate_iv.
17810 (rewrite_use_outer): Pass data to may_replace_final_value.
17811 (free_loop_data): Clean up the niters cache.
17812 (tree_ssa_iv_optimize_finalize): Free the niters cache.
17813 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
17814 * tree-ssa-loop-niter.c (find_loop_niter): New function.
17815 (find_loop_niter_by_eval): Use tree_int_cst_lt.
17816 (num_ending_zeros): Moved to tree.c.
17817 * tree.h (num_ending_zeros): Declare.
17818 * tree.c (num_ending_zeros): Moved from tree.c.
17820 2005-02-09 Richard Henderson <rth@redhat.com>
17822 * builtins.c (DEF_BUILTIN): Add COND argument.
17823 * tree.h (DEF_BUILTIN): Likewise.
17824 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
17825 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
17827 (DEF_BUILTIN_STUB): New.
17828 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
17829 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
17830 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
17831 * c-common.c (DEF_BUILTIN): Add COND argument.
17832 * tree.c (local_define_builtin): New.
17833 (build_common_builtin_nodes): New.
17835 2005-02-09 Roger Sayle <roger@eyesopen.com>
17837 * fold-const.c (fold_strip_sign_ops): New function to simplify a
17838 floating point expression ignoring the sign of the result.
17839 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
17840 (fold) <MULT_EXPR>: Use it to simplify x*x.
17841 * tree.h (fold_strip_sign_ops): Prototype here.
17842 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
17843 argument. Use fold_strip_sign_ops to simplify the first argument.
17844 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
17845 first argument when the second argument is an even integer
17846 constant, but only with -funsafe_math_optimizations.
17847 (fold_builtin_1): Update call to fold_builtin_copysign.
17849 2005-02-09 Ian Lance Taylor <ian@airs.com>
17851 PR middle-end/19583
17852 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
17853 just check whether EH_FILTER_FAILURE falls through.
17855 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
17857 * gcc/haifa-sched.c (schedule_block): Make queued sched group
17858 insns return to ready list in the next turn.
17860 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17862 PR middle-end/19402
17863 * builtins.def: New __builtin_powi[lf].
17864 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
17865 (expand_builtin_powi): New function.
17866 (expand_builtin): Dispatch to expand_builtin_powi.
17867 * libgcc2.h: Add prototypes for __builtin_powi[lf].
17868 * libgcc2.c: Add __builtin_powi[lf] implementation.
17869 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
17870 * optabs.h: Add powi_optab.
17871 * optabs.c (init_optabs): Initialize powi_optab.
17872 * doc/extend.texi: Document __builtin_powi[lf].
17874 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
17876 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
17879 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17881 PR middle-end/19854
17882 * fold-const.c (try_move_mult_to_index): Remove redundant
17883 type argument. Create ADDR_EXPR with correct type.
17884 (fold): Update callers of try_move_mult_to_index. Convert
17885 result to the appropriate type.
17887 2005-02-09 Roger Sayle <roger@eyesopen.com>
17890 * config/avr/avr.c (default_rtx_costs): Delete.
17891 (avr_operand_rtx_cost): New function.
17892 (avr_rtx_costs): Completely rewrite.
17894 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
17897 * config/cris/cris.c (in_code): New variable.
17898 (cris_output_addr_const): Now a static function, a wrapper for
17900 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
17901 case from old cris_output_addr_const.
17902 (cris_asm_output_label_ref): Similar for LABEL_REF.
17903 (cris_output_addr_const_extra): Similar for UNSPEC.
17904 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
17905 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
17906 * config/cris/cris-protos.h (cris_output_addr_const): Remove
17908 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
17909 (cris_asm_output_label_ref): Declare.
17911 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
17913 PR preprocessor/19801
17914 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
17915 filenames that changed when libcpp was moved to the toplevel.
17917 2005-02-07 Roger Sayle <roger@eyesopen.com>
17919 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17920 zero extensions of BImode operands. Call lowpart_subreg instead
17921 of gen_lowpart_common and gen_lowpart_SUBREG.
17923 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
17926 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
17927 * configure.ac: Set cc_for_cross_gnattools.
17928 * configure: Regenerate.
17930 2005-02-08 Alan Modra <amodra@bigpond.net.au>
17933 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17935 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17938 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17939 of nested functions.
17941 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
17943 * doc/extend.texi: Document deprecated extensions allowing
17944 static floating-point members to have initializers and allowing
17945 floating-point literals in integral constant expressions.
17947 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
17949 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17950 config/darwin7.h, config/mips/mips.c,
17951 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17954 * cse.c: Update comments.
17956 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
17958 PR middle-end/19775
17959 * builtins.c (fold_builtin_sqrt): Transform
17960 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
17963 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
17964 Dorit Naishlos <dorit@il.ibm.com>
17966 * doc/invoke.texi (ftree-vectorizer-verbose): New.
17967 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
17968 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
17970 * tree.h (vect_set_verbosity_level): New extern function declaration
17972 * tree-vectorizer.h (verbosity_levels): New enum type.
17973 * tree-vectorizer.c (vect_debug_stats): Function removed.
17974 (vect_debug_details): Likewise.
17975 (vect_verbosity_level): Global variable was defined and initialized.
17976 (vect_dump): Global variable definition.
17977 (vect_print_dump_info): New function.
17978 (vect_set_dump_settings): New function.
17979 (vect_set_verbosity_level): New function.
17980 (vectorize_loops): Add call to vect_set_dump_settings.
17982 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
17983 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
17984 (slpeel_tree_peel_loop_to_edge): Likewise.
17986 (vect_analyze_offset_expr): Call to vect_print_dump_info with
17987 appropriate verbosity level instead of call to vect_debug_details
17988 or vect_debug_stats.
17989 (vect_get_base_and_offset):
17990 (vect_create_addr_base_for_vector_ref):
17991 (get_vectype_for_scalar_type):
17992 (vect_create_data_ref_ptr):
17993 (vect_init_vector):
17994 (vect_get_vec_def_for_operand):
17995 (vect_finish_stmt_generation):
17996 (vectorizable_assignment):
17997 (vectorizable_operation):
17998 (vectorizable_store):
17999 (vectorizable_load):
18000 (vect_transform_stmt):
18001 (vect_update_ivs_after_vectorizer):
18002 (vect_do_peeling_for_loop_bound):
18003 (vect_update_inits_of_drs):
18004 (vect_do_peeling_for_alignment):
18005 (vect_transform_loop):
18006 (vect_is_simple_use):
18007 (vect_analyze_operations):
18008 (vect_is_simple_iv_evolution):
18009 (vect_analyze_scalar_cycles):
18010 (vect_analyze_data_ref_dependence):
18011 (vect_analyze_data_ref_dependences):
18012 (vect_compute_data_ref_alignment):
18013 (vect_enhance_data_refs_alignment):
18014 (vect_analyze_data_refs_alignment):
18015 (vect_analyze_data_ref_access):
18016 (vect_analyze_data_ref_accesses):
18017 (vect_analyze_pointer_ref_access):
18018 (vect_get_memtag_and_dr):
18019 (vect_analyze_data_refs):
18020 (vect_mark_relevant):
18021 (vect_stmt_relevant_p):
18022 (vect_mark_stmts_to_be_vectorized):
18023 (vect_can_advance_ivs_p):
18024 (vect_get_loop_niters):
18025 (vect_analyze_loop_form):
18026 (vect_analyze_loop):
18027 (vectorize_loops): Likewise.
18029 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
18030 (vect_update_inits_of_drs):
18031 (vect_do_peeling_for_alignment):
18032 (vect_transform_loop):
18033 (vect_analyze_operations):
18034 (vect_analyze_scalar_cycles):
18035 (vect_analyze_data_ref_dependences):
18036 (vect_analyze_data_refs_alignment):
18037 (vect_analyze_data_ref_accesses):
18038 (vect_analyze_data_refs):
18039 (vect_mark_stmts_to_be_vectorized):
18040 (vect_get_loop_niters):
18041 (vect_analyze_loop_form):
18042 (vect_analyze_loop): Likewise.
18043 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
18045 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
18049 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18050 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18051 either -ffast-math or -funsafe-math-optimizations is in use.
18053 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
18054 * config/mips/irix-csr.c: New file.
18055 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18056 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18057 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18060 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
18062 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
18063 redundant, incorrect definitions.
18065 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
18067 ("*tls_indirect_call"): New, reference hard regs directly.
18068 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
18070 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
18072 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
18073 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
18075 2005-02-06 Roger Sayle <roger@eyesopen.com>
18077 PR rtl-optimization/19800
18078 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
18079 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
18082 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
18084 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
18086 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
18089 * doc/invoke.texi: Correct documentation of -freorder-functions.
18091 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18094 * doc/invoke.texi: Don't mention gccbug.
18096 2005-02-06 Roger Sayle <roger@eyesopen.com>
18097 Andrew Pinski <pinskia@physics.uc.edu>
18098 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
18100 * simplify-rtx.c (simplify_relational_operation_1): Simplify
18101 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
18102 into just (zero_extract:SI FOO (const_int 1) BAR).
18104 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18106 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
18107 macro locally. Don't give last revision date. Use GCC version
18108 number from gcc-common.texi.
18109 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
18110 revision date. Use GCC version number from gcc-common.texi.
18111 Describe being a library as current state rather than as 3.x
18113 * doc/gcc.texi: Remove last update date.
18114 * doc/gccint.texi: Likewise. Update copyright dates.
18115 * doc/install.texi: Update copyright dates.
18117 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18120 * doc/invoke.texi: Mention for each option included in -Wall that
18121 it is included in -Wall.
18122 * doc/gcc.texi: Update copyright and last modification date.
18124 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18126 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
18127 unnecessary cast to original induction variable increments.
18129 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18131 PR tree-optimization/18219
18132 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
18133 in distributed form.
18135 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
18137 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
18138 Set bitpos and offset later in the function. Do nothing if the
18139 target is a register and if the bitfield lies completely outside
18141 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
18142 here. Return an uninitialised register if the source value is stored
18143 in a register and the bitfield lies completely outside that register.
18145 2005-02-06 Steven Bosscher <stevenb@suse.de>
18147 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
18150 2005-02-06 Marcin Dalecki <martin@dalecki.de>
18152 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
18154 2005-02-06 Geoffrey Keating <geoffk@apple.com>
18156 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
18157 * config/darwin8.h: New.
18158 * config/darwin7.h: Update comment.
18160 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
18161 Dorit Naishlos <dorit@il.ibm.com>
18163 * tree-vectorizer.h (LOC): New type.
18164 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
18165 (loop_line_number): New field in struct _loop_vec_info.
18166 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
18168 * tree-vectorizer.c (input.h): Included.
18169 (find_loop_location): New function.
18170 (vect_debug_stats): Argument changed from loop to LOC. Computation of
18171 loop line number removed.
18172 (vect_debug_details): Likewise.
18173 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
18175 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
18176 call to vect_debug_details/stats changed from loop to loop_loc.
18177 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
18178 (slpeel_tree_peel_loop_to_edge): Likewise.
18180 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
18181 changed from NULL to UNKNOWN_LOC.
18182 (vect_get_base_and_offset):
18183 (vect_create_addr_base_for_vector_ref):
18184 (get_vectype_for_scalar_type):
18185 (vect_create_data_ref_ptr):
18186 (vect_init_vector):
18187 (vect_get_vec_def_for_operand):
18188 (vect_finish_stmt_generation):
18189 (vectorizable_assignment):
18190 (vectorizable_operation):
18191 (vectorizable_store):
18192 (vectorizable_load):
18193 (vect_transform_stmt):
18194 (vect_update_ivs_after_vectorizer):
18195 (vect_do_peeling_for_loop_bound):
18196 (vect_do_peeling_for_alignment):
18197 (vect_transform_loop):
18198 (vect_is_simple_use):
18199 (vect_analyze_operations):
18200 (vect_is_simple_iv_evolution):
18201 (vect_analyze_scalar_cycles):
18202 (vect_analyze_data_ref_dependences):
18203 (vect_compute_data_ref_alignment):
18204 (vect_enhance_data_refs_alignment):
18205 (vect_analyze_data_ref_access):
18206 (vect_analyze_data_ref_accesses):
18207 (vect_analyze_pointer_ref_access):
18208 (vect_get_memtag_and_dr):
18209 (vect_analyze_data_refs):
18210 (vect_mark_relevant):
18211 (vect_stmt_relevant_p):
18212 (vect_mark_stmts_to_be_vectorized):
18213 (vect_can_advance_ivs_p):
18214 (vect_get_loop_niters):
18215 (vect_analyze_loop):
18216 (vectorize_loops): Likewise.
18218 (vectorizable_load): Argument in call to vect_debug_details/stats
18219 changed from loop to LOOP_LOC (loop_vinfo).
18220 (vect_transform_loop):
18221 (vect_analyze_operations):
18222 (vect_analyze_scalar_cycles):
18223 (vect_analyze_data_ref_dependence):
18224 (vect_enhance_data_refs_alignment):
18225 (vect_analyze_data_ref_accesses):
18226 (vect_analyze_pointer_ref_access):
18227 (vect_analyze_data_refs):
18228 (vect_analyze_loop): Likewise.
18230 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
18231 changed from loop to loop_loc.
18233 (vect_enhance_data_refs_alignment): Removed unused variable loop.
18235 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
18236 Dorit Naishlos <dorit@il.ibm.com>
18238 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
18240 (vect_analyze_data_ref_dependences): Likewise.
18242 (vect_is_simple_use): Argument changed from loop structure to
18243 loop_vect_info structure.
18244 (vect_can_advance_ivs_p): Likewise.
18245 (vect_create_index_for_vector_ref): Likewise.
18246 (vect_update_ivs_after_vectorizer): Likewise.
18247 (new_stmt_vec_info): Likewise.
18249 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
18250 changed from loop to loop_vinfo.
18251 (vect_create_data_ref_ptr): First argument in call to
18252 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
18253 (vectorizable_assignment): Second argument in call to vect_is_simple_use
18254 was changed from loop to loop_vinfo.
18255 (vectorizable_operation): Likewise.
18256 (vectorizable_store): Likewise.
18257 (vect_mark_stmts_to_be_vectorized): Likewise.
18258 (vect_do_peeling_for_loop_bound): First argument in call to
18259 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
18260 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
18261 was changed from loop to loop_vinfo.
18262 (vect_analyze_data_ref_dependences): Third argument in call to
18263 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
18265 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
18266 (vect_create_data_ref_ptr): Likewise.
18267 (vect_init_vector): Likewise.
18268 (vect_get_vec_def_for_operand): Likewise.
18269 (vectorizable_assignment): Likewise.
18270 (vectorizable_operation): Likewise.
18271 (vectorizable_store): Likewise.
18272 (vectorizable_load): Likewise.
18273 (vect_update_ivs_after_vectorizer): Likewise.
18274 (vect_is_simple_use): Likewise.
18275 (vect_analyze_data_ref_dependence): Likewise.
18276 (vect_analyze_pointer_ref_access): Likewise.
18277 (vect_can_advance_ivs_p): Likewise.
18279 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
18280 before _stmt_vec_info.
18281 (_stmt_vec_info): Loop field replaced by loop_vec_info.
18282 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
18283 (new_stmt_vec_info): Argument changed from loop structure to
18284 loop_vect_info structure
18286 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
18287 (vect_analyze_offset_expr): Avoid 80 columns overflow.
18288 (vect_create_addr_base_for_vector_ref): Likewise.
18289 (vect_analyze_pointer_ref_access): Likewise.
18291 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18294 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
18295 phi flag if the phi is abnormal.
18297 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18300 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
18301 information for the new statement.
18303 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18306 * gcc.c (main): Include the target in -v output.
18308 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
18310 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
18311 Do not drop the extend if we'd have to add a paradoxical subreg
18312 later. Include optabs.h and insn-codes.h.
18313 * Makefile.in (combine.o): Depend on $(OPTABS_H).
18315 2005-02-02 Roger Sayle <roger@eyesopen.com>
18317 PR middle-end/19405
18318 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
18319 * fold-const.c (const_binop): Avoid constant folding floating
18320 point operations in modes that use composite representations.
18321 * simplify-rtx.c (simplify_binary_operation): Likewise.
18323 2005-02-02 Geoffrey Keating <geoffk@apple.com>
18325 * config/rs6000/altivec.md (altivec_dst): Make the first operand
18327 (altivec_dstt): Likewise.
18328 (altivec_dstst): Likewise.
18329 (altivec_dststt): Likewise.
18330 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
18333 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18335 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
18336 EXPR_LOCUS from orig_cond to the new cond_stmt.
18337 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
18340 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18342 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
18343 standard_iv_increment_position. Remove call to bsi_next
18344 (no need to bump the iterator anymore).
18345 (vect_create_index_for_vector_ref): Call
18346 standard_iv_increment_position. Remove second function argument.
18347 (vect_finish_stmt_generation): Remove call to bsi_next
18348 (no need to bump the iterator anymore).
18349 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
18350 to vect_create_index_for_vector_ref.
18352 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18354 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
18355 phis are used out of the loop.
18357 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18360 * c-decl.c (undef_nested_function): New variable.
18361 (pop_scope): Diagnose undefined nested functions.
18362 (finish_function): Don't attempt cgraph processing or genericizing
18363 if current top-level function contained an undefined nested
18364 function. Reset undef_nested_function at the end of a top-level
18367 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
18369 * tree.c (build_int_cst_type): Take sign of the value into account
18370 when deciding whether sign extend the value.
18372 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18375 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
18376 (cpp_options, cc1_options): Change %{std*&ansi} to
18377 %{std*&ansi&trigraphs}.
18379 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18381 * cse.c: Update comments.
18383 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
18385 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
18386 arguments go on the stack. Do not put complex doubles in odd/even
18389 2005-02-02 Steven Bosscher <stevenb@suse.de>
18391 * doc/invoke.texi: Update the options enabled at -O1, -O2,
18392 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
18393 -ftree-pre, and -fthread-jumps.
18395 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
18397 PR tree-optimization/19578
18398 * tree-flow.h (modified_noreturn_calls): Declare.
18399 (noreturn_call_p): Declare.
18400 * tree-flow-inline.h (noreturn_call_p): New function.
18401 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
18402 * tree-cfg.c (modified_noreturn_calls): New variable.
18403 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
18404 that contain a mid-block noreturn call.
18405 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
18407 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18409 * df.c (df_def_record_1, df_uses_record): Don't use
18411 * df.h (DF_FOR_REGALLOC): Remove.
18413 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18416 * c-typeck.c (really_start_incremental_init): Reset
18417 constructor_max_index for arrays of incomplete type.
18419 2005-02-02 Jeff Law <law@redhat.com>
18421 * gcse.c (struct reg_set): Store the block index where the register
18422 was set rather than the setting insn.
18423 (record_one_set, compute_transp): Corresponding changes.
18424 (pre_insert_copy_insn): Do not call replace_one_set.
18425 (replace_one_set): Remove.
18427 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18430 * doc/gcov.texi: Fix typo.
18432 2005-02-01 Richard Henderson <rth@redhat.com
18435 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
18436 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
18438 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
18439 * config/i386/i386-protos.h: Update.
18441 2005-02-01 Steven Bosscher <stevenb@suse.de>
18443 PR tree-optimization/19217
18444 * tree-cfg.c (verify_expr): Use the data field to see if TP was
18445 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
18446 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
18447 that it is walking a PHI node.
18449 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
18451 * doc/extend.texi (Nested Functions): Update.
18453 2005-02-01 Richard Henderson <rth@redhat.com>
18456 * optabs.c (expand_copysign_absneg): Export.
18457 * optabs.h (expand_copysign_absneg): Declare.
18458 * config/rs6000/rs6000.md (copysigntf3): New.
18460 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18462 PR tree-optimization/19633
18463 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
18464 * tree-ssa-alias.c (init_alias_info): Initialize.
18465 (merge_pointed_to_info): Set.
18466 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
18467 (dump_points_to_info_for): Show value of pt_null.
18468 (struct count_ptr_d): Declare.
18469 (find_ptr_dereference): Remove.
18470 (ptr_is_dereferenced_by): Remove.
18471 (count_ptr_derefs): New local function.
18472 (count_uses_and_derefs): New local function.
18473 (compute_points_to_and_addr_escape): Call it. If the number
18474 of dereferences is greater than zero, mark the pointer as
18475 dereferenced. If there are fewer dereferences than uses of
18476 the pointer, the pointer's value escapes.
18478 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18480 PR tree-optimization/19670
18481 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
18483 (verify_use): ... set it here, instead.
18485 2005-02-01 Janis Johnson <janis187@us.ibm.com>
18487 * doc/sourcebuild.texi (Test directives): Fix formatting.
18489 * doc/sourcebuild.texi (Test directives): Describe selector
18492 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
18494 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
18495 specific 64-bit CPUs.
18497 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
18500 * arm.c (arm_eliminable_register): New function.
18501 (adjacent_mem_locations): Don't allow eliminable registers. Use
18502 HOST_WIDE_INT for address offsets.
18503 * arm-protos.h (arm_eliminable_register): Add prototype.
18505 2005-02-01 Steven Bosscher <stevenb@suse.de>
18507 PR optimization/15242
18508 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
18509 * basic-block.h (duplicate_computed_gotos): Add prototype.
18510 * bb-reorder.c (duplicate_computed_gotos): New function to
18511 duplicate sufficiently small blocks ending in a computed jump.
18512 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
18513 if not optimizing for size.
18514 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
18515 never do tail merging for blocks ending in a computed jump.
18516 * doc/invoke.texi: Document the max-goto-duplication-insns param.
18518 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
18520 Patch from Richard Sandiford <rsandifo@redhat.com>
18521 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
18522 from inheriting a subreg equivalence with a non-spill register.
18524 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
18526 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
18528 * config/frv/frv.c (movcc_fp_destination_operand): New.
18529 (gpr_or_memory_operand): Fix typo in comment.
18530 (gpr_or_memory_operand_with_scratch): New.
18531 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
18532 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
18533 movcc_fp_destination_operand.
18534 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
18535 Legitimize memory addresses using a scratch register.
18537 2005-01-31 Jeff Law <law@redhat.com>
18539 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
18540 bitmap a sparse bitmap instead of a simple bitmap.
18541 (mark_def_sites_initialize_block): Corresponding changes.
18542 (ssa_mark_def_sites_initialize_block): Likewise.
18543 (ssa_mark_phi_uses): Likewise.
18544 (mark_def_site, ssa_mark_def_sites): Likewise.
18545 (mark_def_site_blocks): Likewise.
18546 (rewrite_ssa_into_ssa): Likewise.
18548 * tree-ssa-dom.c (record_cond): Pass correct variable type
18549 for last argument to htab_find_slot_with_hash.
18551 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
18552 effects when optimizing 0 % X. Do not try to optimize X % 0.
18554 2005-01-31 James E. Wilson <wilson@specifixinc.com>
18556 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
18559 2005-02-01 Eric Christopher <echristo@redhat.com>
18561 * config/mips/mips.c (override_options): Warn if -mint64
18563 * doc/invoke.texi (MIPS Options): Document that -mint64 is
18566 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
18568 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
18570 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
18571 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
18572 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
18573 (cached_regno): Initialize to INVALID_REGNUM.
18574 (cse_reg_info_table_size,
18575 cse_reg_info_table_first_uninitialized,
18576 cse_reg_info_timestamp): New.
18577 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
18579 (init_cse_reg_info, get_cse_reg_info_1): New.
18580 (get_cse_reg_info): Cache the last look-up.
18581 (new_basic_block): Update the code to clear mappings from
18582 registers to cse_reg_info entries.
18583 (cse_main): Call init_cse_reg_info.
18585 * cse.c (get_cse_reg_info): Update a comment.
18587 2005-01-31 Steven Bosscher <stevenb@suse.de>
18590 * c-decl.c (start_decl): Do not warn about arrays of elements with
18591 an incomplete type here.
18592 (grokdeclarator): Do it here by making a pedwarn an error.
18593 * c-typeck.c (push_init_level): If there were previous errors with
18594 the constructor type, do not warn about braces for initializers.
18595 (process_init_element): Likewise for excess initializer elements.
18597 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
18599 * cse.c (delete_trivially_dead_insn): Don't iterate.
18601 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
18603 * config/rs6000/rs6000.md (copysignsf3): New expand.
18604 (copysigndf3): Likewise.
18606 2005-01-31 Steven Bosscher <stevenb@suse.de>
18608 * recog.c (constrain_operands): Only look for earlyclobber operand
18609 conflicts if an '&' constraint was seen.
18611 2005-01-31 Marc Espie <espie@openbsd.org>
18613 * config.gcc: Don't include embedded systems fragment, switches default
18614 debugging format to ELF.
18615 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
18616 longer pick it up there.
18618 2005-01-31 Dale Johannesen <dalej@apple.com>
18620 * doc/extend.texi (nested functions): Fix linkage description.
18621 Clarify that static is not allowed.
18623 2005-01-31 Dale Johannesen <dalej@apple.com>
18625 * config/rs6000/darwin.md (movsf_low_di): Make work.
18626 (movdf_low_di): Make work.
18628 2005-01-31 Dale Johannesen <dalej@apple.com>
18630 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
18631 Make work for 64 bit.
18633 2005-01-31 Roger Sayle <roger@eyesopen.com>
18634 Dale Johannesen <dalej@apple.com>
18636 PR middle-end/19650
18637 * fold-const.c (fold_binary_op_with_conditional_arg):
18638 Make types match original operands, before STRIP_NOPS.
18640 2005-01-31 Alan Modra <amodra@bigpond.net.au>
18642 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
18643 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
18644 (struct gcc_sigcontext): Delete. Merge contents to..
18645 (struct gcc_ucontext): ..here.
18646 (get_sigcontext): Delete.
18647 (get_regs): New function, like get_sigcontext but return regs ptr.
18648 64-bit version finds regs from r1 to support vdso.
18649 (ppc_linux_aux_vector): New function.
18650 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
18653 2005-01-31 Ira Rosen <irar@il.ibm.com>
18655 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
18657 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
18658 redundant fold. Fix misalignment for MINUS_EXPR.
18659 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
18660 (vect_analyze_pointer_ref_access): Likewise.
18661 (vect_get_memtag_and_dr): Likewise.
18663 2005-01-31 Richard Henderson <rth@redhat.com>
18665 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
18666 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
18667 absnegdf2_i387, absnegxf2_i387): Likewise.
18669 2005-01-31 Richard Henderson <rth@redhat.com>
18672 * optabs.c (expand_copysign_absneg): New.
18673 (expand_copysign_bit): Split out from ...
18674 (expand_copysign): ... here. Use expand_copysign_absneg.
18676 2005-01-30 Roger Sayle <roger@eyesopen.com>
18678 PR middle-end/19697
18679 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
18680 constant as the second operand and a register as the third.
18682 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
18685 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
18686 that dllimport'd functions do not use all call-clobbered registers
18687 to pass parameters.
18689 2005-01-30 Richard Henderson <rth@redhat.com>
18692 * optabs.c (expand_absneg_bit): Split out from expand_unop and
18693 expand_abs_nojump and generalize. Use operand_subword and
18694 emit_no_conflict_block. Support large modes.
18695 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
18697 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
18698 negation to subtraction.
18699 (expand_copysign): Check that the format has signed zeros.
18700 Use operand_subword and emit_no_conflict_block. Support large modes.
18702 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
18704 Fix PR tree-optimization/19624
18706 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
18707 * tree-ssa-pre.c: Add cfgloop.h.
18709 (pre_stats): New member, constified.
18710 (inserted_exprs): New static variable.
18711 (NECESSARY): New macro.
18712 (create_expression_by_pieces): Fold the expression, and
18713 mark it as defaulting to not necessary. Also put in
18715 (fully_constant_expression): New function.
18716 (insert_into_preds_of_block): Modify to not insert phis when we
18717 are playing with induction variables.
18718 Push phis onto the inserted_exprs vector, and mark them as not
18719 necessary by default.
18720 (insert_aux): Call fully_constant_expression on eprime.
18721 If all edges produce the same value, mark it constant.
18722 (mark_operand_necessary): New function.
18723 (remove_dead_inserted_code): New function.
18724 (init_pre): Init loop optimizer to get loop info.
18725 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
18726 (execute_pre): Commit edge inserts, then remove dead code.
18728 2005-01-30 Richard Henderson <rth@redhat.com>
18730 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
18731 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
18733 2005-01-30 Richard Henderson <rth@redhat.com>
18736 * config/i386/i386.c (ix86_expand_copysign): New.
18737 (ix86_split_copysign_const): New.
18738 (ix86_split_copysign_var): Rename from ix86_split_copysign,
18739 rearrange op1/nmask operands.
18740 * config/i386/i386-protos.h: Update.
18741 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
18742 (copysigndf3): Likewise.
18743 (copysignsf3_const, copysigndf3_const): New.
18744 (copysignsf3_var): Rename from copysignsf3, split out splitter
18745 and fix split predicate for X constraint.
18746 (copysigndf3_var): Similarly.
18748 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
18750 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
18751 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
18752 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
18754 2005-01-29 Richard Henderson <rth@redhat.com>
18757 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
18758 of # and * in constraints.
18760 2005-01-29 Richard Henderson <rth@redhat.com>
18762 PR middle-end/19689
18763 * expr.c (store_field): Don't strip sub-mode cast when the input
18764 data is even smaller.
18766 2005-01-29 Richard Henderson <rth@redhat.com>
18768 PR middle-end/19687
18769 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
18772 2005-01-29 Richard Henderson <rth@redhat.com>
18774 * combine.c (make_field_assignment): Fix argument order
18777 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
18779 PR tree-optimization/15791
18780 * fold-const.c (extract_array_ref): New function.
18781 (fold): Fold comparisons between &a[i] and &a[j] or
18782 semantically equivalent trees.
18784 2005-01-29 Jeff Law <law@redhat.com>
18786 * gcse.c (insert_expr_in_table): Revamp handling of available
18787 and anticipatable occurrence lists to avoid unnecessary list
18789 (insert_set_in_table): Similarly.
18791 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
18793 * c-common.c (fix_string_type): Just use c_build_qualified_type to
18795 (c_build_qualified_type): Build qualified array types with
18796 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
18797 * c-decl.c (c_make_fname_decl): Build unqualified array type
18798 before qualified type.
18799 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
18800 type is qualified, not just if type itself is. Don't apply
18801 qualifiers to array type when declarator is processed. Apply
18802 qualifiers to field type whether or not it is an array type.
18803 Don't handle array types specially for applying qualifiers to
18805 * c-typeck.c (composite_type): Build unqualified element type and
18806 array type when forming composite of array types.
18807 (common_pointer_type, comptypes, comp_target_types,
18808 type_lists_compatible_p, build_indirect_ref, build_array_ref,
18809 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
18811 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
18812 (args2) in variables a1 and a2.
18814 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
18816 * cse.c (n_elements_made, max_elements_made): Remove.
18817 (insert): Don't touch n_elements_made.
18818 (cse_main): Don't touch n_elements_made or max_elements_made.
18820 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
18823 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
18824 configuration part of dp-bit.c to be lost.
18826 2005-01-28 Roger Sayle <roger@eyesopen.com>
18828 * expmed.c (expand_mult_highpart_optab): When attempting to use
18829 a non-widening multiplication in a wider mode, the operands need
18830 to be converted (zero or sign extended) to that mode.
18832 2005-01-28 Ian Lance Taylor <ian@airs.com>
18834 PR middle-end/16558
18835 PR middle-end/19583
18836 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
18837 through if both operands fall through.
18839 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18841 * cse.c (fold_rtx) <PC>: Don't optimize.
18843 2005-01-28 Jeff Law <law@redhat.com>
18845 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
18846 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
18848 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18850 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
18851 cse_reg_info_used_list_end): Remove.
18852 (cse_reg_info_list, cse_reg_info_list_free): New.
18853 (get_cse_reg_info): When allocating an instance of
18854 cse_reg_info, add it to the beginning of the cse_reg_info_list
18855 list. Remove code to maintain cse_reg_info_used_list.
18856 (new_basic_block): Reset the free list to the beginning of
18859 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
18861 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
18862 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
18863 (frv_expand_mdpackh_builtin): New function.
18864 (frv_expand_builtin): Use it to expand __MDPACKH.
18865 * doc/extend.texi (__MDPACKH): Update documentation.
18867 2005-01-28 Uros Bizjak <uros@kss-loka.si>
18869 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
18870 SSE_FLOAT_MODE_P for use_sse computation.
18872 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
18875 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
18877 2005-01-27 Richard Henderson <rth@redhat.com>
18879 * builtins.c (expand_builtin_copysign): New.
18880 (expand_builtin): Call it.
18881 * genopinit.c (optabs): Add copysign_optab.
18882 * optabs.c (init_optabs): Initialize it.
18883 (expand_copysign): New.
18884 * optabs.h (OTI_copysign, copysign_optab): New.
18885 (expand_copysign): Declare.
18887 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
18888 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
18890 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
18891 (ix86_expand_fp_absneg_operator): ... here.
18892 (ix86_split_copysign): New.
18893 * config/i386/i386-protos.h: Update.
18894 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
18895 (copysignsf3, copysigndf3): New.
18897 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
18898 (copysignsf3, ncopysignsf3): New.
18899 (copysigndf3, ncopysigndf3): New.
18900 (copysignxf3, ncopysignxf3): New.
18901 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
18903 2005-01-27 Arend Bayer <arend.bayer@web.de>
18904 Kazu Hirata <kazu@cs.umass.edu>
18906 * cse.c: (find_best_addr): Don't call copy_rtx before calling
18907 fold_rtx. Save cost recomputation if fold_rtx did nothing.
18908 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
18911 2005-01-27 Jeff Law <law@redhat.com>
18913 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
18914 definitions of SSA_NAMEs which are not being rewritten.
18915 (rewrite_ssa_into_ssa): Only initialize the current definition
18916 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
18917 If checking is enabled, assert that SSA_NAME_AUX is clear for all
18918 SSA_NAMEs before returning.
18920 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
18922 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
18923 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
18924 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
18925 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
18926 config/mips/iris6.h, config/sh/sh.c: Update copyright.
18928 2005-01-27 Steven Bosscher <stevenb@suse.de>
18930 PR middle-end/17278
18931 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
18932 higher to -O2 and higher. Likewise for tree PRE.
18933 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18936 2005-01-27 Ian Lance Taylor <ian@airs.com>
18938 PR middle-end/19583
18939 * gimple-low.c (try_catch_may_fallthru): New static function.
18940 (block_may_fallthru): Handle TRY_CATCH_EXPR.
18941 * tree-inline.c (expand_call_inline): Don't warn about reaching
18942 the end of a non-void function being inlined if the function uses
18945 2005-01-27 Jakub Jelinek <jakub@redhat.com>
18947 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18950 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18951 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18952 (implicitly_declare): Handle error_mark_node.
18954 2005-01-27 Richard Henderson <rth@redhat.com>
18957 * tree.h (struct tree_decl): Add debug_expr_is_from.
18958 (DECL_DEBUG_EXPR_IS_FROM): New.
18959 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
18960 * dwarf2out.c (dwarf2out_var_location): Update to match.
18961 * tree-outof-ssa.c (create_temp): Likewise.
18962 * var-tracking.c (track_expr_p): Likewise.
18963 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
18964 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
18965 * toplev.c (default_tree_printer): Likewise.
18967 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
18969 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
18970 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
18972 2005-01-27 Steven Bosscher <stevenb@suse.de>
18974 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
18975 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
18976 ASM_CLOBBERS): Add tree checks.
18978 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
18979 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
18980 * c-common.def (SWITCH_STMT): Update to match.
18981 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
18982 macros instead of SWITCH_EXPR ones.
18983 * c-dump.c (c_dump_tree): Likewise.
18984 * c-gimplify.c (gimplify_switch_stmt): Likewise.
18985 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
18987 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
18989 2005-01-27 Alan Modra <amodra@bigpond.net.au>
18991 * unwind-dw2.c (execute_stack_op): Add missing cases for
18992 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
18994 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
18996 * config.gcc (Obsolete configurations): Remove 'dummy', add
18997 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
19000 2005-01-26 Diego Novillo <dnovillo@redhat.com>
19002 PR tree-optimization/19633
19003 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
19005 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
19006 are no call-clobbered variables.
19007 * tree-outof-ssa.c (check_replaceable): Return false for calls
19010 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
19012 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
19013 even for variables with NULL DECL_INITIAL.
19015 2005-01-26 Stuart Hastings <stuart@apple.com>
19017 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
19019 2005-01-26 Richard Henderson <rth@redhat.com>
19021 PR middle-end/18008
19022 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
19024 * expr.c (store_field): Strip conversions to odd-bit-sized types
19025 if the destination field width matches.
19027 2005-01-26 Richard Henderson <rth@redhat.com>
19029 * c-decl.c, expmed.c, expr.c: Revert last change.
19031 2005-01-26 Richard Henderson <rth@redhat.com>
19033 PR middle-end/18008
19034 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
19036 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
19037 if we don't need the bits above those present in the current mode.
19038 * expr.c (store_field): Strip conversions to odd-bit-sized types
19039 if the destination field width matches.
19041 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
19043 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
19044 either -ffast-math or -funsafe-math-optimizations is in use.
19046 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
19050 * config/avr/avr.c (notice_update_cc): Only set condition code for
19051 ashrqi3 if shift count > 0.
19052 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
19053 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
19054 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
19055 count <= 0 as a no-op, and shift count >= width by copying zero
19056 or sign bit to all bits of the result.
19057 * config/avr/avr.md (all shifts): Add alternatives for zero shift
19058 count, with attribute "length" set to 0 and "cc" set to "none".
19060 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
19062 * doc/invoke.texi: Document -mTLS.
19064 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
19065 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
19066 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
19067 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
19068 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
19069 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
19070 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
19071 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
19073 * configure.ac: Check for a TLS capable gas.
19075 * configure: Regenerate.
19077 2005-01-26 Richard Henderson <rth@redhat.com>
19079 PR middle-end/18008
19080 * combine.c (make_field_assignment): Simplify store to zero_extract
19081 from a source with an overlapping mask.
19083 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
19085 2004-11-11 Eric Christopher <echristo@redhat.com>
19087 * config/frv/frv.md: Add fr400_integer automaton. Don't
19088 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
19091 2005-01-26 Steven Bosscher <stevenb@suse.de>
19093 PR middle-end/16585
19094 * cfgbuild.c (make_edges): Do not clear or set
19095 current_function_has_computed_jump.
19096 * function.h (struct function): Remove the has_computed_jump field.
19097 (current_function_has_computed_jump): Do not define.
19098 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
19099 in a computed jump. Ignore current_function_has_computed_jump.
19101 2005-01-26 Richard Henderson <rth@redhat.com>
19103 PR middle-end/19515
19104 * expr.c (categorize_ctor_elements): New argument p_must_clear.
19105 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
19107 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
19108 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
19109 objects into static storage if they have more than one non-zero value.
19110 * tree.h (categorize_ctor_elements): Update decl.
19112 2005-01-26 Steven Bosscher <stevenb@suse.de>
19114 PR middle-end/19616
19115 * tree.h (CALL_EXPR_TAILCALL): Add comment.
19116 * calls.c (check_sibcall_argument_overlap_1): Revert the change
19117 to this function from 2004-07-10.
19118 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
19119 the current function for tail call optimizations if the address
19120 of one of it its arguments is taken.
19122 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
19124 * cse.c (fold_rtx): Call equiv_constant only when necessary.
19126 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
19128 * function.c (expand_function_end): If current_function_calls_alloca,
19129 emit stack restore in a place that is reached when the function falls
19130 through at the end.
19132 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
19134 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
19135 rule to avoid matching inappropriate suffix rule.
19137 2005-01-26 Jan Hubicka <jh@suse.cz>
19139 PR tree-optimization/19241
19140 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
19142 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
19144 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
19145 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
19147 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
19148 <sim*>: Always use crt1.o, regardless of N in simN.
19149 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
19150 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
19151 (CRT_CALL_STATIC_FUNCTION): Remove.
19152 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
19153 use crt1.o, regardless of N in simN.
19154 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
19155 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
19156 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
19157 case isystem setting.
19158 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
19160 2005-01-25 Ian Lance Taylor <ian@airs.com>
19162 * gimple-low.c (block_may_fallthru): Correct handling of
19163 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
19165 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
19167 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
19168 handlers to match indentation; nested under the mtune=* handler.
19169 Similar for mcpu= and march=.
19171 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
19173 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
19174 * config/mips/linux64.h (LIB_SPEC): Likewise.
19175 * config/mn10300/linux.h (LIB_SPEC): Likewise.
19176 * config/sh/linux.h (LIB_SPEC): Likewise.
19178 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
19180 * config/frv/frv.c (frv_legitimize_tls_address): New.
19181 (TARGET_HAVE_TLS): Define.
19182 (FRV_SYMBOL_REF_TLS_P): Define.
19183 (frv_override_options): Handle new register classes.
19184 (frv_legitimate_address_p): Reject tls addresses.
19185 (frv_legitimize_address): Handle TLS addresses.
19186 (gen_inlined_tls_plt): New.
19187 (gen_tlsmoff): New.
19188 (frv_legitimize_tls_address): New.
19189 (unspec_got_name): Add TLS entries.
19190 (got12_operand): Add R_FRV_TLSMOFF12 case.
19191 (frv_emit_move): Fixup TLS addresses.
19192 (frv_emit_movsi): Legitimize TLS addresses.
19194 * config/frv/frv.h (MASK_BIG_TLS): New.
19195 (TARGET_BIG_TLS): New.
19196 (HAVE_AS_TLS): Define.
19197 (TARGET_SWITCHES): Add -mTLS and -mtls options.
19198 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
19199 (REG_CLASS_NAMES): Same.
19200 (REG_CLASS_CONTENTS): Same.
19201 (CONSTRAINT_LEN): New.
19202 (REG_CLASS_FROM_CONSTRAINT): New.
19203 (PREDICATE_CODES): Add symbolic_operand.
19205 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
19206 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
19207 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
19208 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
19209 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
19210 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
19211 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
19212 GR9_REG, GR14_REG, LRREG.
19213 (type): Add load_or_call attribute.
19214 ("load_or_call"): New reservation.
19215 ("call_gettlsoff"): New.
19216 ("tls_indirect_call"): New.
19217 ("tls_load_gottlsoff12"): New.
19218 ("tlsoff_hilo"): New.
19219 ("tls_tlsdesc_ldd"): New.
19220 ("tls_tlsoff_ld"): New.
19223 * config/frv/frv-protos.h (symbolic_operand): Protoize.
19225 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
19227 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
19228 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
19229 * config/frv/frv.c (TLS_BIAS): Define.
19230 (frv_output_dwarf_dtprel): New.
19232 2005-01-26 Jakub Jelinek <jakub@redhat.com>
19234 PR rtl-optimization/19579
19235 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
19236 both A and B, see if they don't clobber registers the other expr uses.
19238 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
19240 * real.c (do_add): Initialize signalling and canonical members.
19242 * real.c (real_from_integer): Zero out destination.
19244 2005-01-18 Jan Hubicka <jh@suse.cz>
19246 PR tree-optimize/19337
19247 * tree-inline.c (initialize_inlined_parameters): Copy
19248 saved_static_chain_decl only.
19250 2005-01-25 Richard Henderson <rth@redhat.com>
19254 * config/i386/i386.c (x86_inter_unit_moves): Zero.
19255 (ix86_preferred_reload_class): Rewrite fp-constant section, with
19256 80387 enabled, to return a proper subclass. Return the subset that
19257 overlaps with GENERAL_REGS for PLUS.
19258 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
19260 2005-01-25 Richard Henderson <rth@redhat.com>
19262 PR middle-end/19609
19263 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
19265 2005-01-25 Roger Sayle <roger@eyesopen.com>
19267 * expmed.c (choose_multiplier): Change interface to return the
19268 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
19269 (expand_divmod): Update calls to choose_multiplier.
19271 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19273 PR middle-end/19330
19274 * expmed.c (extract_bit_field): Use adjust_address instead of
19275 gen_lowpart when op0 is a MEM.
19277 2005-01-24 Steven Bosscher <stevenb@suse.de>
19279 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
19281 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
19283 * config/mips/irix-csr.c: New file.
19284 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
19285 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
19286 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
19289 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
19292 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
19293 sparc/elf.h, add sparc/sp-elf.h.
19294 (sparc-*-rtems*): Likewise.
19295 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
19296 tm-dwarf2.h, add sparc/sp-elf.h.
19297 (sparc86x-*-elf): Likewise.
19298 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
19299 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
19300 TARGET_OS_CPP_BUILTINS.
19301 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19302 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19304 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
19305 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
19306 (SWITCH_TAKES_ARG): Likewise.
19307 (LOCAL_LABEL_PREFIX): Likewise.
19308 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
19309 (TARGET_N_FORMAT_TYPES): Delete.
19310 (TARGET_FORMAT_TYPES): Likewise.
19311 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
19312 * config/sparc/elf.h: Delete.
19313 * config/sparc/sp-elf.h: New file.
19315 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19317 * tree-flow-inline.h (phi_arg_from_edge): Remove.
19318 * tree-flow.h: Remove the corresponding prototype.
19319 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
19320 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
19322 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19325 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
19326 for AIX ABI or ELF -fPIC.
19327 (rs6000_emit_load_toc_table): Don't create toc_section here.
19328 (rs6000_xcoff_file_start): Nor here.
19330 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
19332 * sh.c (ra.h): Don't #include.
19333 (hard_regs_intersect_p): New function, resurrected from ra.c.
19335 * sh.c: Fix 1996 Copyright.
19337 2005-01-24 Richard Henderson <rth@redhat.com>
19338 Aldy Hernandez <aldyh@redhat.com>
19340 * regrename.c (note_sets): Handle subregs.
19342 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
19345 * genconditions.c (write_header, write_conditions): Elide file if
19348 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19350 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
19351 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
19354 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19356 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
19357 expand_builtin_printf, expand_builtin_fprintf,
19358 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
19359 checking against POINTER_TYPE.
19360 (validate_arglist): Handle POINTER_TYPE code by checking
19363 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
19365 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
19366 init_rtlanal): New.
19367 (for_each_rtx): Call for_each_rtx_1.
19368 * rtl.h (init_rtlanal): Declare.
19369 * toplev.c (backend_init): Call init_rtlanal.
19371 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19373 * flow.c (propagate_one_insn): Formatting.
19375 PR middle-end/19551
19376 * flow.c (libcall_dead_p): Be more conservative if unsure.
19377 If there are any instructions between insn and call, see if they are
19378 all dead before saying the libcall is dead.
19380 2005-01-24 Uros Bizjak <uros@kss-loka.si>
19382 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
19383 operand constraint for operand 0.
19385 2005-01-23 Richard Henderson <rth@redhat.com>
19388 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
19389 edges leading to join block.
19391 2005-01-23 Roger Sayle <roger@eyesopen.com>
19393 * expmed.c (expand_mult_highpart): Make static. Change type of
19394 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
19395 (expand_divmod): Updates calls to expand_mult_highpart by using
19396 gen_int_mode to pass a CONST_INT rtx.
19397 * rtl.h (expand_mult_highpart): Remove prototype.
19399 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19401 * flow.c (regset_bytes, regset_size): Remove.
19403 * cfganal.c: Fix a reference to Harvey's paper.
19405 2005-01-23 Steven Bosscher <stevenb@suse.de>
19407 PR rtl-optimization/19464
19408 * tree-optimize.c (init_tree_optimization_passes): Add one more
19409 copyrename pass just before out-of-ssa.
19411 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
19414 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
19415 * ggc-none.c (ggc_free): Define.
19417 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19419 * cse.c (max_reg, max_insn_uid): Remove.
19420 (cse_main): Don't access max_reg or max_insn_uid.
19422 * c-common.c (explicit_flag_signed_bitfields,
19423 lang_statement_code_p, lang_expand_function_end): Remove.
19424 * c-common.h: Remove the corresponding declarations.
19425 * c-opts.c (c_common_handle_option): Remove all write access
19426 to explicit_flag_signed_bitfields.
19428 * cgraph.c (cgraph_varpool_n_nodes): Remove.
19429 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
19430 * cgraph.h: Remove the corresponding declaration.
19432 * gcse.c (null_pointer_info): Remove.
19434 2005-01-23 Roger Sayle <roger@eyesopen.com>
19435 Eric Botcazou <ebotcazou@libertysurf.fr>
19437 * combine.c (simplify_logical): Only simplify logical expressions
19438 of the form ior(and(x,y),z) by the inverse distributive law if the
19439 result is cheaper than the original.
19441 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19443 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
19444 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
19445 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
19446 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
19447 config/freebsd-spec.h, config/arm/arm.h,
19448 config/h8300/h8300.md, config/i386/i386.md,
19449 config/i386/predicates.md, config/i386/sse.md,
19450 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
19451 config/vax/vax.md: Fix comment typos. Follow spelling
19454 2005-01-23 Steven Bosscher <stevenb@suse.de>
19456 * gengtype.c (walk_type): Produce `not equal to' compares for loop
19457 tests, instead of `less than'.
19459 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
19461 * function.c (assign_parm_setup_block): When creating a new stack slot
19462 for a parameter, get its alignment from the parameter's DECL_ALIGN
19463 rather than the type's TYPE_ALIGN. Make sure that the parameter
19464 is at least word aligned.
19466 2005-01-22 Roger Sayle <roger@eyesopen.com>
19468 PR middle-end/19378
19469 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
19471 2005-01-22 Richard Henderson <rth@redhat.com>
19474 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
19475 in both compare operands.
19476 (movdfcc_1_sse_max): Likewise.
19477 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
19478 (movdfcc_1_sse): Likewise.
19479 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
19480 scratch register as needed.
19482 2005-01-22 Richard Henderson <rth@redhat.com>
19484 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
19486 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
19488 2005-01-22 Richard Henderson <rth@redhat.com>
19490 * genopinit.c (optabs): Use smin/smax for floating point too.
19491 * doc/md.texi: Update to match. Clarify that floating point
19492 results are undefined for +0/-0 and NaN.
19493 * doc/rtl.texi: Likewise.
19494 * rtl.def (SMIN, SMAX): Likewise
19495 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
19497 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
19498 leading 's' to the name.
19499 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
19500 smaxxf3, sminxf3): Likewise.
19501 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
19504 2005-01-22 Paul Brook <paul@codesourcery.com>
19506 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
19508 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
19510 * config/s390/s390.c (struct processor_costs): New fields
19511 dlgr, dlr, dr, dsgfr, dsgr.
19512 (z900_cost, z990_cost): Values for new fields.
19513 (s390_rtx_costs): New cases MEM und COMPARE in switch
19514 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
19515 DIV, MOD, UDIV, UMOD.
19517 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19519 * config/s390/s390.md ("doloop_si64"): Reload input value directly
19520 into the register being decremented.
19521 ("doloop_si31", "doloop_di"): Likewise.
19522 ("*doloop_si_long"): Adapt pattern.
19524 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19526 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
19528 (CLASS_MAX_NREGS): Likewise.
19530 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
19532 * doc/tree-ssa.texi (Statement Operands): Add example for new
19533 must-def macro. Note deprecation of old operands interface.
19535 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
19537 PR tree-optimization/19484
19538 * tree-cfg.c (remove_fallthru_edge): New function.
19539 (cleanup_control_flow): Remove fallthru edges from calls that are
19540 now known not to return.
19542 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19544 Fix PR tree-optimization/19038
19545 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
19546 copies with loop variant ones.
19548 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
19550 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
19551 config/alpha/alpha-protos.h, config/alpha/alpha.h,
19552 config/alpha/alpha.md, config/alpha/predicates.md,
19553 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
19554 config/sparc/sol2.h: Update copyright.
19556 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
19557 first label to see if it is a nonlocal label.
19559 2005-01-22 David Edelsohn <edelsohn@gnu.org>
19560 Andrew Pinski <pinskia@physics.uc.edu>
19563 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
19564 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
19566 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19568 * config/rs6000/rtems.h: Update copyright.
19570 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19573 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
19574 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
19575 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
19577 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
19580 * c-typeck.c (convert_arguments): Check for error_mark_node.
19582 2005-01-21 Ian Lance Taylor <ian@airs.com>
19584 PR tree-optimization/13000
19585 * tree-inline.c: Include "tree-flow.h".
19586 (expand_call_inline): If warn_return_type, warn if non-void inline
19587 function falls through.
19588 * tree-cfg.c (execute_warn_function_return): Don't warn about
19589 control reaching end if TREE_NO_WARNING is set. Set
19591 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
19593 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
19594 branch if we don't need one.
19595 * c-typeck.c: Include "tree-flow.h"
19596 (c_finish_bc_stmt): Don't add a goto if the current statement
19597 list doesn't fall through to the current point.
19599 2005-01-21 Roger Sayle <roger@eyesopen.com>
19601 PR rtl-optimization/576
19602 * real.c (real_arithmetic): Change return type from void to bool
19603 to return an indication that the result may be inexact.
19604 * real.h (real_arithmeric): Update prototype.
19605 * fold-const.c (const_binop): Don't constant fold floating
19606 point expressions when the user specifies -frounding-math and
19607 the result may depend upon the run-time rounding mode.
19608 (fold_convert_const_real_from_real): Clean-up.
19609 (fold_initializer): Ignore flag_rounding_math for initializers.
19610 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
19611 constant fold FP operations with flag_rounding_math if the
19612 result may depend upon the run-time rounding mode.
19614 2005-01-21 Tom Tromey <tromey@redhat.com>
19616 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
19618 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
19620 * tree-cfg.c: Fix comment typos.
19622 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
19624 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
19625 around the call to rest_of_handle_branch_target_load_optimize.
19627 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19629 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
19630 (sparc64-*-openbsd*): Likewise.
19631 (sparclite-*-elf*): Include tm-dwarf2.h.
19632 (sparc86x-*-elf*): Likewise.
19633 (sparc64-*-elf*): Likewise.
19634 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
19635 (DBX_DEBUGGING_INFO): Likewise.
19636 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
19637 (PREFERRED_DEBUGGING_TYPE): Likewise.
19638 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
19639 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
19640 (PREFERRED_DEBUGGING_TYPE): Likewise.
19641 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
19642 (PREFERRED_DEBUGGING_TYPE): Likewise.
19643 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
19645 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
19648 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
19650 2005-01-20 Paul Brook <paul@codesourcery.com>
19652 * doc/rtl.texi: Document value extension requirements for CONST_INT.
19654 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19656 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
19657 label is first in a sequence of labels.
19659 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
19661 2005-01-20 Janis Johnson <janis187@us.ibm.com>
19662 Giovanni Bajo <giovannibajo@gcc.gnu.org>
19664 * doc/sourcebuild.texi (Test Directives): New.
19666 2005-01-20 Roger Sayle <roger@eyesopen.com>
19668 * real.c (real_floor): Don't leave the result uninitialized when
19669 mode is VOIDMode, but return the unrounded intermediate value.
19670 (real_ceil): Likewise.
19672 2005-01-20 Paul Brook <paul@codesourcery.com>
19674 * config/arm/arm.md (insv): Use gen_int_mode.
19676 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
19678 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
19679 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19680 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19681 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19682 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19684 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19687 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
19688 fbreg, so we have to assume we can't.
19689 (loc_descriptor_from_tree_1): Ditto.
19690 (containing_function_has_frame_base): New function.
19691 (add_location_or_const_value_attribute): Use it.
19692 Also try to generate a frame_base from a single element location
19695 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19697 PR tree-optimization/15349
19698 * timevar.def (TV_TREE_MERGE_PHI): New.
19699 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
19701 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
19702 calls to tree_forwarder_block_p.
19703 (remove_forwarder_block_with_phi, merge_phi_nodes,
19704 gate_merge_phi, pass_merge_phi): New.
19705 * tree-optimize.c (init_tree_optimization_passes): Add
19707 * tree-pass.h: Add an extern for pass_merge_phi;
19709 2005-01-20 Richard Henderson <rth@redhat.com>
19712 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
19713 (_mm_castps_pd, _mm_castps_si128): New.
19714 (_mm_castsi128_ps, _mm_castsi128_pd): New.
19716 2005-01-20 Richard Henderson <rth@redhat.com>
19719 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
19720 __builtin_ia32_vec_init_v2si.
19721 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
19722 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
19723 (ix86_init_mmx_sse_builtins): Create it.
19724 (ix86_expand_builtin): Expand it.
19725 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
19726 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
19727 (vec_extractv2si_0, vec_extractv2si_1): New.
19729 2005-01-20 Richard Henderson <rth@redhat.com>
19732 * config/i386/i386.c (ix86_expand_push): New.
19733 * config/i386/mmx.md (push<MMXMODE>1): New.
19734 * config/i386/sse.md (push<SSEMODE>1): New.
19735 * config/i386/i386-protos.h: Update.
19737 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19739 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
19742 2005-01-20 Richard Henderson <rth@redhat.com>
19744 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
19745 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
19747 2005-01-19 Richard Henderson <rth@redhat.com>
19750 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
19751 to V4SFmode in SSE1 fallback load path.
19753 2005-01-19 Richard Henderson <rth@redhat.com>
19755 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
19756 in QImode expansion to ix86_expand_vector_set.
19757 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
19759 2005-01-19 Richard Henderson <rth@redhat.com>
19762 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
19763 subclass of the input class.
19764 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
19765 Always true for cross-SSE1 classes. Rationalize conditionals.
19766 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
19767 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
19768 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
19769 (movdi_2): Add MMX/SSE zeros.
19770 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
19771 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
19772 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19773 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
19774 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
19775 (zero_extendsidi2_rex64_1): Remove.
19776 (MOV0 peephole): Check GENERAL_REG_P.
19778 2005-01-19 Richard Henderson <rth@redhat.com>
19781 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
19783 (ix86_expand_vector_extract): Likewise.
19785 2005-01-19 Richard Henderson <rth@redhat.com>
19787 PR middle-end/19304
19788 * expr.c (emit_move_change_mode): New argument force; use
19789 simplify_gen_subreg if true.
19790 (emit_move_via_alt_mode): Merge into ...
19791 (emit_move_via_integer): ... here.
19792 (emit_move_ccmode): Use emit_move_change_mode directly.
19794 2005-01-19 Richard Henderson <rth@redhat.com>
19797 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
19798 (alpha_preferred_reload_class): Handle CONST_VECTOR.
19799 (alpha_emit_set_const_1): Add no_output parameter; don't emit
19801 (alpha_emit_set_const): Likewise. Make static.
19802 (alpha_emit_set_long_const): Make static.
19803 (alpha_extract_integer): Split out from alpha_expand_mov.
19804 (alpha_split_const_mov): Likewise.
19805 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
19806 (alpha_legitimate_constant_p): New.
19807 * config/alpha/alpha-protos.h: Update.
19808 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
19809 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
19810 * config/alpha/alpha.md (movsi): Add n alternative.
19811 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
19812 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
19813 (splitters for all of the above): Use alpha_split_const_mov.
19814 * config/alpha/predicates.md (non_add_const_operand): New.
19815 (non_zero_const_operand): New.
19816 (input_operand): Use alpha_legitimate_constant_p after reload.
19818 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19820 PR tree-optimization/19038
19821 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
19822 (add_candidate): Add ivs with increment in latch only if
19823 allow_ip_end_pos_p is true.
19824 (determine_iv_cost): Use empty_block_p.
19826 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
19828 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
19829 (compute_dominance_frontiers): Ditto.
19831 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
19834 * config/sh/t-rtems: New.
19835 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
19837 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19839 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
19840 the offset of the selected field.
19842 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
19844 * tree-cfg.c (remove_forwarder_block): Fix the check to
19845 prevent a nonlocal label from appearing in the middle of a
19848 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
19850 PR rtl-optimization/19462
19851 * reorg.c (find_end_label): Create return insn only if
19852 current_function_epilogue_delay_list is empty.
19854 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
19856 * doc/passes.texi: Remove paragraph mentioning new-ra.
19858 2005-01-19 Jakub Jelinek <jakub@redhat.com>
19860 PR rtl-optimization/15139
19861 * combine.c: Include params.h.
19862 (count_rtxs): New function.
19863 (record_value_for_reg): If replace_rtx would replace at least
19864 2 occurrences of REG in VALUE and TEM is really large, replace REG with
19865 (clobber (const_int 0)) instead of TEM.
19866 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
19867 * params.h (MAX_LAST_VALUE_RTL): New.
19868 * Makefile.in (combine.o): Depend on $(PARAMS_H).
19869 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
19872 * c-typeck.c (digest_init): Only call build_vector if all constructor
19873 elements are *_CST nodes.
19874 * gimplify.c (gimplify_init_constructor): Likewise.
19876 PR middle-end/19164
19877 * c-typeck.c (digest_init): Only call build_vector if inside_init
19880 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
19882 * toplev.c (init_asm_output): Remove dead #ifdef.
19884 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
19886 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
19888 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19890 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
19891 accessing DECL_FUNCTION_CODE.
19892 * dojump.c (do_jump): Likewise.
19893 * gimplify.c (gimplify_call_expr): Likewise.
19894 * predict.c (expr_expected_value): Likewise.
19895 (strip_builtin_expect): Likewise.
19896 * tree-inline.c (estimate_num_insns_1): Likewise.
19897 * tree-ssa-loop-im.c (stmt_cost): Likewise
19898 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
19899 (tree_expr_nonnegative_p): Likewise.
19901 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19903 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
19904 variant of the load_pcrel_sym pattern.
19905 * config/sparc/sparc.md (P macro): Move to the top.
19906 (load_pcrel_sym): Macroize using P.
19907 (save_register_window): Likewise.
19909 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
19911 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
19912 ("sordered"): Same.
19914 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
19917 * c-typeck.c (build_asm_expr): Strip nops off
19918 input memory operands.
19920 2005-01-18 David Edelsohn <edelsohn@gnu.org>
19922 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
19923 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
19924 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
19925 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
19927 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
19930 * config/i386/i386.c (override_options): If the 80387 is disabled,
19931 then do not return FP values using FP registers.
19933 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
19935 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19936 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19937 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19938 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19939 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19940 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19941 output.h, postreload-gcse.c, postreload.c, recog.c,
19942 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19943 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19944 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19945 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19946 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19947 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19948 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19949 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19951 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19952 config/alpha/alpha.c, config/arm/vfp.md,
19953 config/i386/emmintrin.h, config/i386/i386-modes.def,
19954 config/i386/i386-protos.h, config/i386/i386.h,
19955 config/i386/pmmintrin.h, config/i386/ppro.md,
19956 config/i386/predicates.md, config/i386/xmmintrin.h,
19957 config/i860/i860.c, config/ia64/ia64-modes.def,
19958 config/ia64/ia64-protos.h, config/ia64/ia64.h,
19959 config/ia64/ia64.md, config/ia64/itanium1.md,
19960 config/ia64/itanium2.md, config/ia64/predicates.md,
19961 config/iq2000/iq2000.h, config/mips/linux64.h,
19962 config/rs6000/aix41.h, config/rs6000/aix43.h,
19963 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
19964 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
19965 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
19966 config/sparc/linux64.h, config/sparc/litecoff.h,
19967 config/sparc/sp64-elf.h, config/sparc/sparc.c,
19968 config/sparc/sparc.h, config/sparc/sparc.md,
19969 config/sparc/sysv4-only.h: Update copyright.
19971 2005-01-18 Richard Henderson <rth@redhat.com>
19974 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
19976 2005-01-18 Marc Espie <espie@openbsd.org>
19977 * config/i386/openbsdelf.h: Typo.
19979 2005-01-18 Richard Henderson <rth@redhat.com>
19981 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
19982 special case for sse.
19983 * config/i386/predicates.md (sse_comparison_operator): Likewise.
19985 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
19987 * tree-inline.c (estimate_num_insns_1): Added cases for
19988 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
19990 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19992 PR rtl-optimization/19296
19993 * combine.c (simplify_comparison): Rewrite the condition under
19994 which a non-paradoxical SUBREG of a PLUS can be lifted when
19995 compared against a constant.
19997 2005-01-18 Andi Kleen <ak@muc.de>
19999 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
20000 * c.opt (-Wpointer-sign): Add.
20001 * doc/invoke.texi: (-Wpointer-sign): Add.
20003 2005-01-18 Uros Bizjak <uros@kss-loka.si>
20005 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
20006 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
20007 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
20008 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
20009 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
20010 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
20011 for TARGET_MIX_SSE_I387.
20012 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
20013 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
20014 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
20015 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
20016 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
20017 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
20018 TARGET_MIX_SSE_I387.
20019 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
20022 2005-01-18 Uros Bizjak <uros@kss-loka.si>
20025 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
20026 Add movaps alternative for xmm reg->reg move.
20028 2005-01-17 Jeff Law <law@redhat.com>
20030 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
20031 at the end of the main DOM loop rather than just before DOM exits.
20033 2005-01-17 Diego Novillo <dnovillo@redhat.com>
20035 PR tree-optimization/19121
20036 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
20037 adding aliases to a name tag, also add them to the pointer's
20039 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
20040 sensitive alias info at all. Only check that the two pointers
20041 have compatible pointed-to sets.
20042 * tree-ssa.c (verify_name_tags): Verify that the alias set of
20043 a pointer's type tag is a superset of the alias set of the
20044 pointer's name tag.
20046 2005-01-17 James E Wilson <wilson@specifixinc.com>
20049 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
20050 comment to document why.
20052 2005-01-17 Richard Henderson <rth@redhat.com>
20054 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
20055 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
20056 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
20057 sse2_vmsminv2df3_finite): New.
20058 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
20059 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
20060 Force op1 into register.
20062 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
20064 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
20065 bubblestrap from always rebuilding build directory.
20067 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
20069 * config/s390/s390.md ("*clc"): Remove incorrect '='.
20070 ("*cmpmem_short"): Likewise.
20072 2005-01-17 Steven Bosscher <stevenb@suse.de>
20074 * basic-block.h: Document BB_* flags.
20075 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
20076 use an sbitmap instead.
20077 * sched-rgn.c (compute_trg_info): Likewise.
20079 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
20081 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
20082 redundant target_cpu_default and extra_parts lines. Use the default
20084 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
20085 (SUBTARGET_EXTRA_SPECS): Delete.
20086 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
20087 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
20088 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
20089 and "n32" for -mabi=n32.
20091 2005-01-17 Ian Lance Taylor <ian@airs.com>
20094 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
20095 fold constant variables into initial values.
20097 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
20099 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
20101 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
20102 through the statements backward.
20104 2005-01-17 Ian Lance Taylor <ian@airs.com>
20106 PR middle-end/13127:
20107 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
20108 a variable set to the return value of the inlined function.
20110 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
20112 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
20113 when modes are tieable.
20115 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
20117 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
20118 of pthread_create to find out if threads are enabled.
20119 * gthr-posix95.h (__gthread_active_p): Likewise.
20121 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
20123 * common.opt (-fnew-ra): Remove.
20125 * toplev.h (flag_new_regalloc): Remove.
20126 * Makefile.in (ra*.*): Don't mention.
20127 * passes.c (rest_of_handle_new_regalloc): Remove.
20128 (rest_of_handle_combine, rest_of_compilation): Always consider
20129 flag_new_regalloc as false.
20130 * doc/invoke.texi: Don't document -fnew-ra.
20132 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
20134 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
20135 last parameter to reg_scan.
20136 * loop.c (loop_optimize): Likewise.
20137 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
20138 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
20139 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
20140 rest_of_handle_gcse, rest_of_handle_loop_optimize,
20141 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
20142 * regclass.c (reg_scan): Likewise, for the declaration.
20143 * rtl.h (reg_scan): Likewise, for the prototype.
20145 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
20147 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
20148 mark_dfs_back_edges.
20150 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
20152 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
20153 (compute_avail): Uses don't go in tmp_gen.
20155 2005-01-16 Steven Bosscher <stevenb@suse.de>
20157 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
20158 loop to look for a free slot in a page entry.
20160 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20163 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
20164 * toplev.c (compile_file): Call process_pending_assemble_output_defs
20165 just before targetm.asm_out.file_end.
20166 * tree.h (process_pending_assemble_output_defs): Declare.
20167 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
20169 (assemble_alias): Defer generation of assembly code for defines when
20170 TARGET_DEFERRED_OUTPUT_DEFS is true.
20171 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
20172 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
20173 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
20175 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20178 * pa.c (pa_scalar_mode_supported_p): New function.
20179 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20180 * pa.h (MIN_UNITS_PER_WORD): Add comment.
20182 * pa-protos.h (prefetch_operand): Delete.
20183 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
20184 * pa.c (prefetch_operand): Delete.
20185 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
20186 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
20187 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
20188 and prefetch_nocc_operand.
20189 * pa.md (prefetch): Rework to avoid reload problems handling short
20190 displacements when a cache control completer needs to be provided.
20191 (prefetch_32, prefetch_64): Delete.
20192 (prefetch_cc, prefetch_nocc): New patterns.
20194 2005-01-15 David Edelsohn <edelsohn@gnu.org>
20196 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
20198 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20201 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
20202 exceeds maximum alignment for global common data.
20203 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
20204 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
20206 2004-01-15 Roger Sayle <roger@eyesopen.com>
20208 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
20210 2004-01-15 Roger Sayle <roger@eyesopen.com>
20212 * harg-reg-set.h (reg_class_names): Prototype global array.
20213 * regclass.c (reg_class_names): Declare here and initialize to
20215 (dump_regclass): Remove local declaration of reg_class_names.
20216 (regclass): Likewise.
20217 * cfg.c (dump_flow_info): Likewise.
20218 * ra-debug.c (reg_class_names): Likewise.
20219 * regrename.c (reg_class_names): Likewise.
20220 * reload.c (reg_class_names): Likewise.
20221 * reload1.c (spill_failure): Likewise.
20222 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
20224 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
20226 * config/s390/s390.md ("reload_outti"): Remove predicate for
20227 output operand. Abort if operand is not a MEM.
20228 ("reload_outdi", "reload_outdf"): Likewise.
20230 2005-01-15 Marc Espie <espie@openbsd.org>
20232 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
20233 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
20234 * config/openbsd.h: Fix C++ includes for native configurations.
20235 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
20236 Add trampoline support.
20237 * config/i386/openbsdelf.h: New.
20239 2005-01-15 Marc Espie <espie@openbsd.org>
20241 * collect2.c (main): Explicitly parse -dynamic-linker option.
20243 2005-01-15 Jakub Jelinek <jakub@redhat.com>
20245 PR tree-optimization/19060
20246 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
20247 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
20248 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
20249 and handle extract_range_from_cond returning false.
20250 * fold-const.c (fold): Optimize comparisons with min/max even for
20251 width > HOST_BITS_PER_WIDE_INT.
20253 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
20255 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
20256 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
20257 Remove little endian multilib variants.
20258 Add mips32 multilib variant.
20260 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
20262 * explow.c (copy_all_reg, stabilize): Remove.
20263 * expr.h: Remove the corresponding prototypes.
20265 * rtlanal.c (regs_set_between_p): Remove.
20266 * rtl.h: Remove the corresponding prototype.
20268 2005-01-14 David Edelsohn <edelsohn@gnu.org>
20270 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
20271 to rs6000_nonimmediate_operand.
20272 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
20273 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
20274 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
20275 rs6000_nonimmediate_operand.
20276 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
20277 rs6000_nonimmediate_operand.
20279 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
20281 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
20283 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20285 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
20287 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
20288 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
20290 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
20291 (rs6k_nonimmediate_operand): New.
20292 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
20294 (legitimate_lo_sum_address_p): Same.
20295 (rs6000_legitimize_address): Same.
20296 (rs6000_legitimize_reload_address): Same.
20297 (rs6000_legitimate_address): Same.
20298 (spe_build_register_parallel): Pass DF and DC modes in a DI
20301 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
20302 to rs6k_nonimmediate_operand.
20304 * config/rs6000/spe.md ("*frob_df_di"): New.
20305 ("*frob_di_df"): New.
20306 ("*frob_di_df_2"): New.
20307 ("*mov_sidf_e500_subreg0"): New.
20308 ("*mov_sidf_e500_subreg4"): New.
20309 ("*movdf_e500_double"): Change predicate to
20310 rs6k_nonimmediate_operand.
20312 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20314 * postreload.c (move2add_note_store): Only call
20315 trunc_int_for_mode on scalar integers.
20317 2005-01-14 Steven Bosscher <stevenb@suse.de>
20319 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
20320 replace BB_VISITED uses.
20321 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
20322 (propagate_necessity): Check the bitmap instead of BB_VISITED.
20323 (tree_dce_done): Free visited_control_parents.
20324 (perform_tree_ssa_dce): Allocate and clear it.
20325 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
20326 (compute_antic): Iterate from here using a DFS. Use an sbitmap
20327 instead of BB_VISITED.
20329 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
20331 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
20332 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
20333 Remove unused prototypes.
20335 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20337 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
20338 64-bit register usage.
20339 (spe_func_has_64bit_regs_p): Add FIXME note.
20341 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20343 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
20344 flag_finite_math_only with flag_unsafe_math_optimizations.
20346 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
20348 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
20349 end-of-stack check.
20350 (__tpf_eh_return): Copy TPF private stack area from the module
20351 boundary stack frame. Add check for when module addresses are
20352 equal, but no stub address is found.
20354 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
20357 * arm.h (struct machine_function): Add call_via field.
20358 (thumb_call_via_label): Declare.
20359 * arm.c (thumb_call_via_label): New variable.
20360 (thumb_call_reg_needed): New variable.
20361 (arm_output_function_epilogue): For Thumb code, output any per-function
20362 call-indirect trampolines.
20363 (thumb_call_via_reg): New function.
20364 (arm_file_end): New function.
20365 (TARGET_ASM_FILE_END): Call arm_file_end.
20366 (aof_file_end): Likewise.
20367 * arm-protos.h (thumb_call_via_reg): Declare.
20368 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
20369 thumb_call_via_reg in normal case.
20371 2005-01-14 Jakub Jelinek <jakub@redhat.com>
20373 PR middle-end/19084
20374 PR rtl-optimization/19348
20375 * recog.c (peephole2_optimize): Do global life update if some peephole
20376 decides it doesn't need at least one of its inputs and that change
20377 influences liveness at the start of the basic block.
20379 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
20380 arguments instead of 1.
20382 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
20384 PR middle-end/18820
20385 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
20386 zero for nested functions needing a static chain or functions
20387 with a non-constant address.
20389 2005-01-13 Roger Sayle <roger@eyesopen.com>
20391 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
20392 (and (sign_extend X) C) into (zero_extend (and X C)).
20394 2005-01-13 David O'Brien <obrien@FreeBSD.org>
20396 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
20398 2005-01-13 Richard Henderson <rth@redhat.com>
20403 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
20404 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
20405 not just TARGET_SSE.
20406 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
20407 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
20408 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
20409 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
20410 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
20411 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
20412 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
20413 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
20414 (movdicc_c_rex64): Rename with '*'.
20415 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
20416 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
20417 (movsfcc_1_387): Rename from movsfcc_1.
20418 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
20419 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
20420 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
20421 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
20422 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
20423 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
20424 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
20425 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
20426 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
20427 sse_movdfcc_const0_4): Remove.
20428 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
20429 recognize min/max early. Update for changed sse cmove patterns.
20430 (ix86_split_sse_movcc): New.
20431 * config/i386/i386-protos.h: Update.
20433 2005-01-13 Steven Bosscher <stevenb@suse.de>
20435 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
20436 (fix_stmt_v_may_defs): Likewise.
20438 2005-01-13 Richard Henderson <rth@redhat.com>
20440 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
20441 for converting the mask.
20443 2005-01-13 David Edelsohn <edelsohn@gnu.org>
20445 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
20448 2005-01-13 Richard Henderson <rth@redhat.com>
20450 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
20451 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
20452 IX86_BUILTIN_MOVDQ2Q): Remove.
20453 (IX86_BUILTIN_VEC_EXT_V4SI): New.
20454 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
20455 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
20457 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
20458 (sse2_pextrw): Fix immediate constraint.
20459 (sse2_loadq, sse2_loadq_rex64): Remove.
20460 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
20461 Use __builtin_ia32_vec_ext_<size>.
20462 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
20464 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
20466 * function.c (assign_parm_setup_block): Look inside original
20467 entry_parm when inspecting PARALLEL.
20469 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20470 Joel Sherrill <joel@oarcorp.com>
20473 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
20474 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
20475 rtems_gxx_recursive_mutex_init.
20476 (__gthread_recursive_mutex_lock): New function.
20477 (__gthread_recursive_mutex_trylock): Likewise.
20478 (__gthread_recursive_mutex_unlock): Likewise.
20480 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20482 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
20484 2005-01-13 Jan Beulich <jbeulich@novell.com>
20486 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
20487 (ashrti3_internal): Indicate output is early clobber. Generate result
20488 into output rather than first input. Use move for low word of output
20489 if shift count is exactly 64.
20490 (lshrti3_internal): Likewise.
20492 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
20496 * reload1.c (delete_output_reload): Don't delete an output reload
20497 if the pseudo lives longer than a single basic block. Adjust and
20498 improve wording of comment.
20500 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
20503 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
20504 of TYPE_SIZE where we mean the number of bytes.
20506 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
20508 * function.c (assign_parm_setup_block): Relax condition on
20509 multi-register optimization.
20511 2005-01-12 Nick Clifton <nickc@redhat.com>
20513 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
20514 an "in_delay_slot" attribute of "no" to prevent them being used in
20515 delay slots. This is forbidden because they might generate
20518 2005-01-12 Alan Modra <amodra@bigpond.net.au>
20521 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
20522 with r->Y and Y->r.
20524 2005-01-12 Nick Clifton <nickc@redhat.com>
20526 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
20527 passed on to GAS) but do not define, as GAS no longer supports or
20528 needs the -m2000 option.
20530 2005-01-11 Roger Sayle <roger@eyesopen.com>
20532 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
20533 type as args of unprototyped builtins aren't automatically promoted.
20534 (fold_builtin_abs): Likewise.
20536 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20538 * Makefile.in: Set a `build-warn' variable.
20540 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20542 PR tree-optimization/17949
20543 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
20544 (find_interesting_uses_address): Use it.
20546 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
20548 * regrename.c (kill_value): Handle subreg's that won't simplify.
20550 2005-01-11 Richard Henderson <rth@redhat.com>
20553 * config/i386/i386.h (enum ix86_builtins): Move ...
20554 * config/i386/i386.c: ... here.
20555 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
20556 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
20557 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
20558 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
20559 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
20560 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
20561 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
20562 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
20563 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
20564 IX86_BUILTIN_LOADDDUP): Remove.
20565 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
20566 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
20567 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
20568 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
20569 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
20570 (ix86_init_builtins): Make static.
20571 (ix86_init_mmx_sse_builtins): Update for changed builtins.
20572 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
20573 if all the modes match. Otherwise, fake it.
20574 (get_element_number, ix86_expand_vec_init_builtin,
20575 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
20576 (ix86_expand_builtin): Make static. Update for changed builtins.
20577 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
20578 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
20579 (ix86_expand_vector_init_duplicate): New.
20580 (ix86_expand_vector_init_low_nonzero): New.
20581 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
20582 Split out from ix86_expand_vector_init; handle integer modes.
20583 (ix86_expand_vector_init): Use them.
20584 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
20585 * config/i386/i386-protos.h: Update.
20586 * config/i386/predicates.md (reg_or_0_operand): New.
20587 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
20588 (movv2sf_internal): Likewise. And a splitter to match them all.
20589 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
20590 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
20591 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
20592 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
20593 (mmx_pinsrw): Fix operand ordering.
20594 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
20595 rather than sse_loadss expander.
20596 (movv2df splitter): Similarly.
20597 (sse_loadss, sse_loadlss): Remove.
20598 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
20599 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
20600 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
20601 (sse3_movddup): Rename with '*'.
20602 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
20603 (sse2_loadsd): Remove.
20604 (vec_dupv2df_sse3): Rename from sse3_loadddup.
20605 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
20606 (sse2_pinsrw): Fix argument ordering.
20607 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
20608 (sse2_stored): Remove 'r' destination.
20609 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
20610 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
20611 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
20612 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
20613 vec_extractv16qi, vec_initv16qi): New.
20615 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
20616 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
20617 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
20619 (_mm_load_pd, _mm_store_pd): Use plain dereference.
20620 (_mm_load_si128, _mm_store_si128): Likewise.
20621 (_mm_load1_pd): Use _mm_set1_pd.
20622 (_mm_load_sd): Use _mm_set_sd.
20623 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
20624 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
20625 (_mm_set_epi64): Use _mm_set_epi64x.
20626 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
20627 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
20628 _mm_setr_epi8): Use _mm_set_foo form.
20629 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
20630 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
20631 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
20632 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
20633 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
20634 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
20635 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
20636 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
20637 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
20638 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
20639 (_mm_movedup_pd): Use _mm_shuffle_pd.
20640 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
20641 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
20642 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
20643 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
20644 Use _mm_setzero_ps.
20645 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
20646 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
20647 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
20648 (_mm_store_ps): Use raw dereference.
20649 (_mm_store1_ps): Use _mm_storeu_ps.
20650 (_mm_storer_ps): Use _mm_store_ps.
20651 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
20652 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
20654 2005-01-11 Stan Shebs <shebs@apple.com>
20656 * config/rs6000/rs6000.c (machopic_output_stub): Issue
20657 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
20659 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
20662 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
20663 Skip all DECLs except for FIELD_DECLs.
20665 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20667 * config/s390/s390.c (override_options): Return error if
20668 -mbackchain, -mpacked-stack and -mhard-float are used together.
20669 (s390_va_start): Remove the backchain && packed-stack special case.
20670 (s390_gimplify_va_arg): Likewise.
20671 * doc/invoke.texi: Remove the ABI incompatibility note.
20673 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20675 * config/s390/s390.c (struct s390_frame_layout): Remove
20677 (s390_frame_info, s390_emit_prologue): Replace occurrences of
20678 save_backchain_p with TARGET_BACKCHAIN.
20680 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20683 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
20684 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
20685 * function.c (locate_and_pad_parm): Set new field.
20686 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
20687 Tweak where_pad test to include "none". Always set mem align for
20689 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
20690 not sufficient for type.
20691 (assign_parm_setup_block): If stack_parm is zero on entry, always
20692 make a new stack local. Block move old stack parm if necessary
20693 to new aligned stack local.
20694 (assign_parm_setup_stack): Use a block move to handle
20695 potentially misaligned entry_parm.
20696 (assign_parms_unsplit_complex): Specify required alignment when
20697 creating stack local.
20698 * calls.c (compute_argument_addresses): Override alignment of stack
20699 arg calculated from its type with the alignment given by
20700 FUNCTION_ARG_BOUNDARY.
20701 (store_one_arg): Likewise.
20703 2005-01-11 Jan Beulich <jbeulich@novell.com>
20705 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
20706 Change respective itanium_class attribute to ialu.
20707 (shladdp4_internal): New.
20708 * config/ia64/predicates.md (shladd_log2_operand): New.
20710 2005-01-11 Richard Henderson <rth@redhat.com>
20712 * expr.c (store_constructor): Use rtvec_alloc instead of
20713 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
20715 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
20717 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
20719 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20721 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
20722 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
20723 (TARGET_RWRELOC): Define.
20724 (ia64_rwreloc_section_type_flags): Delete.
20725 (ia64_section_type_flags): New function.
20726 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
20727 (TARGET_RWRELOC): Define.
20729 2005-01-10 David Mosberger <davidm@hpl.hp.com>
20732 * config/ia64/ia64.c (process_set): For alloc insn, only call
20733 process_epilogue is !frame_pointer_needed.
20735 2005-01-10 Roger Sayle <roger@eyesopen.com>
20738 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
20739 unary operator and can't be treated as a binary/comparison operator.
20741 2005-01-10 Richard Henderson <rth@redhat.com>
20743 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
20744 (ix86_return_in_memory): Likewise.
20745 (function_arg_advance): Likewise. Mirror structure in function_arg
20746 for choosing register to advance.
20748 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
20750 * tree-vectorizer.c, tree.def: Fix comment typos.
20752 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
20754 * config/s390/s390.c (struct processor_costs): 4 new fields:
20755 ddbr, ddr, debr, der.
20756 (s390_rtx_costs): More precise handling of divide instructions.
20758 2005-01-10 David Edelsohn <edelsohn@gnu.org>
20760 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
20762 2005-01-10 Jan Beulich <jbeulich@novell.com>
20764 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
20765 names resulting from -ffunction-sections/-fdata-sections and linkonce
20767 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
20768 based on the section name. Rearrange the section name comparison logic
20769 slightly so that each section name is compared against at most once.
20771 2005-01-10 Ben Elliston <bje@au.ibm.com>
20773 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
20774 targets for which -fPIC reduces limitations on the GOT size.
20776 2005-01-09 Falk Hueffner <falk@debian.org>
20778 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
20781 2005-01-09 David Edelsohn <edelsohn@gnu.org>
20784 * collect2.c (main): Set aixrtl_flag for -brtl option.
20785 (resolve_lib_name): Search for .so file extension before .a
20786 if aixrtl_flag set.
20788 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
20790 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
20791 (vect_analyze_data_refs_alignment): Add dump prints.
20793 2005-01-09 Ira Rosen <irar@il.ibm.com>
20795 * tree-vectorizer.c (vect_analyze_offset_expr): Use
20796 expr_invariant_in_loop_p.
20797 Initialize outputs first thing in the function.
20798 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
20799 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
20800 (vect_analyze_pointer_ref_access): Check that the initial condition of
20801 the access function is loop invariant.
20803 2005-01-09 Richard Henderson <rth@redhat.com>
20805 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
20806 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
20807 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
20808 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
20809 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
20810 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
20811 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
20812 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
20813 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
20814 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
20815 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
20816 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
20817 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
20818 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
20819 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
20820 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
20821 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
20822 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
20823 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
20824 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
20825 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
20826 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
20827 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
20829 (mmx_clrdi, pavgusb): Remove.
20830 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
20831 with leading sse_ prefix.
20832 * config/i386/sse.md: Receive them.
20833 * config/i386/mmx.md: New file.
20834 (MMXMODE12, MMXMODE24, mmxvecsize): New.
20835 (subrv2sf3): Turn into expander for normal subtraction.
20836 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
20837 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
20838 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
20839 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
20840 commutative; use ix86_binary_operator_ok.
20841 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
20842 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
20843 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
20844 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
20845 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
20846 Macroize from existing patterns; use ix86_binary_operator_ok.
20847 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
20848 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
20849 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
20850 with vec_select+vec_concat.
20851 (mmx_pshufw, mmx_pshufw_1): Likewise.
20852 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
20853 (mmx_uavgv4hi3): Model correctly.
20854 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
20855 _mm_xor_si64): Remove casts.
20857 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20859 PR tree-optimization/19224
20860 * tree-scalar-evolution.c (get_instantiated_value,
20861 set_instantiated_value): New functions.
20862 (instantiate_parameters_1): Cache the results.
20863 (instantiate_parameters, resolve_mixers): Initialize and free
20866 2005-01-08 David Edelsohn <edelsohn@gnu.org>
20868 * config/i386/i386.md (addhi_4): Correct reference in comment.
20871 2005-01-08 Richard Henderson <rth@redhat.com>
20873 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
20874 (_mm_cvtsi128_si64x): Likewise.
20875 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
20876 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
20877 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
20878 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
20879 * config/i386/i386-protos.h: Update.
20880 * config/i386/i386.c (print_operand): Add 'H'.
20881 (ix86_fixup_binary_operands): Split out from ...
20882 (ix86_expand_binary_operator): ... here.
20883 (ix86_fixup_binary_operands_no_copy): New.
20884 (ix86_expand_fp_absneg_operator): Handle vector mode results.
20885 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
20886 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
20887 (safe_vector_operand): Use CONST0_RTX.
20888 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
20889 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
20890 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
20891 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
20893 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
20894 (IX86_BUILTIN_CMPNGESS): New.
20895 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
20896 (attr type): Add sselog1.
20897 (attr unit, attr memory): Handle it.
20898 (movti, movti_internal, movti_rex64): Move near other integer moves.
20899 (movtf, movtf_internal): Move near other fp moves.
20900 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
20901 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
20902 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
20903 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
20904 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
20905 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
20906 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
20907 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
20908 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
20909 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
20910 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
20911 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
20912 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
20913 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
20914 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
20915 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
20916 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
20917 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
20918 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
20919 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
20920 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
20921 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
20922 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
20923 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
20924 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
20925 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
20926 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
20927 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
20928 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
20929 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
20930 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
20931 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
20932 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20933 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20934 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20935 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20936 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20937 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20938 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20939 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20940 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20941 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20942 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
20943 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20945 (SSEPUSH, push<SSEPUSH>): Remove.
20946 (MMXPUSH, push<MMXPUSH>): Remove.
20947 (sse_movaps, sse_movaps_1, sse_movups): Remove.
20948 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20949 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20950 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20951 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20952 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20953 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20954 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20955 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20956 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
20957 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
20958 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
20959 (ppro_sse_log_V4SF): Handle sselog1.
20960 * config/i386/predicates.md (const_0_to_1_operand): New.
20961 (const_0_to_255_mul_8_operand): New.
20962 (const_1_to_31_operand): Rename from const_int_1_31_operand.
20963 (const_2_to_3_operand, const_4_to_7_operand): New.
20964 * config/i386/sse.md: New file.
20965 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
20966 (sse_movups): Rename from sse_movups_1.
20967 (sse_loadlss): Rename from sse_loadss_1.
20968 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
20970 (negv4sf2): Use ix86_expand_fp_absneg_operator.
20971 (absv4sf2, negv2df, absv2df): New.
20972 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
20973 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
20974 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
20975 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
20976 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
20977 (sse3_addsubv4sf3): Model correctly.
20978 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
20979 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
20980 (sse_movhlps): Model with vec_select+vec_concat.
20981 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
20982 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
20983 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
20984 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
20985 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
20986 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
20987 sse2_pshufhw_1): Likewise.
20988 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
20989 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
20990 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
20991 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
20992 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
20993 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
20994 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
20995 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
20996 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
20997 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
20998 sminv8hi3): Mark commutative
20999 operands. Use ix86_binary_operator_ok.
21000 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
21001 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
21002 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
21003 sse2_punpcklqdq): Allow operand2 in memory.
21004 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
21005 sse2_movsd): Add memory alternatives.
21006 (sse_storelps): Turn expander into an insn; split after reload.
21007 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
21008 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
21010 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21012 * configure.ac (DWARF-2 debug_line): Use objdump.
21013 * configure: Regenerate.
21015 2005-01-08 Jeff Law <law@redhat.com>
21016 Diego Novillo <dnovillo@redhat.com>
21018 PR tree-optimization/18241
21019 * tree-nrv.c (tree_nrv): Ignore volatile return values.
21020 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
21021 statements with volatile operands.
21022 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
21023 operands after marking a statement with has_volatile_ops.
21025 2005-01-08 Roger Sayle <roger@eyesopen.com>
21027 * tree.c (int_fits_type_p): Always honor integer constant
21028 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
21030 2005-01-08 Roger Sayle <roger@eyesopen.com>
21032 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
21033 the latent bug in rtl_delete_block has been resolved.
21035 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
21037 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
21038 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
21040 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
21042 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
21043 library as @multilib_dir@/$(SHLIB_SONAME).
21045 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
21047 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
21048 * configure: Regenerate.
21050 2005-01-07 Jakub Jelinek <jakub@redhat.com>
21052 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
21055 2005-01-07 David Edelsohn <edelsohn@gnu.org>
21058 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
21059 Convert non-word aligned offset address using ld/std into
21062 2005-01-07 Richard Henderson <rth@redhat.com>
21064 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
21066 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
21068 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
21070 2005-01-07 Jakub Jelinek <jakub@redhat.com>
21072 PR tree-optimization/19283
21073 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
21074 is not shorter than the original type.
21076 PR rtl-optimization/19012
21077 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
21079 PR rtl-optimization/18861
21080 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
21081 (FULL_STATE): Define.
21082 (mark_tablejump_edge): New function.
21083 (purge_dead_tablejump_edges): New function.
21084 (find_bb_boundaries): Use it.
21086 PR tree-optimization/18828
21087 * builtins.c (expand_builtin_next_arg): Remove argument and all
21088 the argument checking.
21089 (expand_builtin): Adjust caller.
21090 (expand_builtin_va_start): Likewise. Remove error for too many
21092 (fold_builtin_next_arg): Issue error for too many arguments.
21093 After checking arguments, replace them with magic arguments that
21094 prevent further checking of the args.
21096 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21098 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
21100 2005-01-06 Roger Sayle <roger@eyesopen.com>
21103 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
21104 and %{.S:...} (and their negative variants) to test whether the
21105 input file is assembler or pre-processed-assembler independent of
21106 the actual filename extension.
21108 2005-01-06 Roger Sayle <roger@eyesopen.com>
21110 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
21111 of sign or zero extended values.
21113 2005-01-06 Geoffrey Keating <geoffk@apple.com>
21115 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
21116 for IBM long double format correctly.
21118 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
21120 Fix PR tree-optimization/18792
21122 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
21123 to first_loop_depth, and use loop depth instead of loop number.
21124 (build_classic_dir_vector): Ditto.
21125 (compute_data_dependences_for_loop): Use depth, not loop number.
21126 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
21127 number. Pass in loops, instead of loop numbers.
21128 (gather_interchange_stats): Ditto.
21129 (linear_transform_loops): Ditto.
21131 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
21134 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
21135 biv_fits_mode_p, extension_within_bounds_p): New functions.
21136 (check_ext_dependent_givs): Use them.
21138 2005-01-06 Roger Sayle <roger@eyesopen.com>
21140 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
21141 more than one barrier, in which case we should delete them all.
21143 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
21145 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
21147 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
21149 Fix PR middle-end/19286
21151 * dwarf2out.c (gen_subprogram_die): If we've already tried to
21152 output this subprogram, simply ignore this attempt to do it again.
21153 (add_abstract_origin_attribute): Don't abort trying to add the abstract
21154 origin attribute if it's not possible.
21155 (gen_block_die): Don't ignore subblocks of "unused" blocks.
21156 (decls_for_scope): Ditto.
21157 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
21158 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
21160 2005-01-05 Richard Henderson <rth@redhat.com>
21163 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
21164 (bdesc_2arg): Use it.
21165 (ix86_expand_binop_builtin): Force operands into registers
21167 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
21168 ix86_expand_sse_compare, ix86_expand_sse_comi,
21169 ix86_expand_builtin): Likewise.
21171 2005-01-05 Richard Henderson <rth@redhat.com>
21173 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
21175 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
21176 (mulv4hi3): Set itanium_class mmmul.
21177 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
21178 (fpack): Rename from fpack_sfsf.
21180 2005-01-05 Richard Henderson <rth@redhat.com>
21183 * reload1.c (do_input_reload): Restrict the optimization deleteing
21184 a previous output reload to RELOAD_FOR_INPUT.
21186 2005-01-05 Steven Bosscher <stevenb@suse.de>
21188 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
21189 comment that we fall through after case.
21190 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
21191 (distribute_links): Likewise.
21192 * cse.c (cse_insn): Likewise.
21193 * cselib.c (cselib_invalidate_mem): Likewise.
21194 * df.c: Update comments at the top of the file.
21195 (read_modify_subreg_p): Update comments here too.
21196 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
21197 * flow.c (mark_set_1): Likewise.
21198 (mark_used_regs): Likewise.
21199 * gcse.c (mems_conflict_for_gcse_p): Likewise.
21200 (canon_list_insert): Likewise.
21201 (mark_set): Likewise.
21202 (try_replace_reg): Likewise.
21203 (store_killed_in_insn): Likewise.
21204 * loop.c (count_one_set): Likewise.
21205 (basic_induction_var): Likewise.
21206 * postreload-gcse.c (find_mem_conflicts): Likewise.
21207 * postreload.c (reload_combine_note_store): Likewise.
21208 (move2add_note_store): Likewise.
21209 * reload.c (find_equiv_reg): Likewise.
21210 (mark_referenced_resources): Likewise.
21211 * rtlanal.c (set_noop_p): Likewise.
21212 (note_stores): Likewise.
21213 (note_uses): Likewise.
21214 * sched-deps.c (sched_analyze_1): Likewise.
21215 * sched-rgn.c (check_live_1): Likewise.
21216 (update_live_1): Likewise.
21217 * config/i860/i860.c: Likewise.
21219 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
21221 (ZERO_EXTRACT): Mention that this one can be an lvalue.
21223 * doc/rtl.texi: Update documentation for bit-fields and SET.
21225 2005-01-05 Roger Sayle <roger@eyesopen.com>
21227 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
21229 2005-01-05 Jan Hubicka <jh@suse.cz>
21230 Richard Henderson <rth@redhat.com>
21233 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
21236 2005-01-05 Richard Henderson <rth@redhat.com>
21239 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
21240 (sse_shufps): Change operand 3 to const_int_operand.
21241 (sse2_storelps): Fix typo in template.
21242 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
21243 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
21244 (ix86_expand_builtin): Likewise.
21246 2005-01-05 Julian Brown <julian@codesourcery.com>
21248 * config/arm/arm.c (arm_return_in_memory): Treat complex types
21249 as aggregates for AAPCS ABIs.
21251 2005-01-05 Stan Shebs <shebs@apple.com>
21253 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
21254 Mach-O getters if ppc64.
21255 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
21257 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
21258 signed four-byte field for global code case.
21259 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
21261 2005-01-05 Roger Sayle <roger@eyesopen.com>
21263 PR middle-end/19100
21264 * c-common.c: Include real.h.
21265 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
21266 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
21267 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
21268 * Makefile.in (c-common.o): Update dependencies.
21270 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21272 * c-parse.in (asm_string): Add trailing semicolon.
21274 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21276 * c-parse.in (asm_string): New. Don't allow wide strings in
21278 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
21279 asm_string instead of STRING.
21281 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21283 * c-typeck.c (constructor_no_implicit): Remove.
21284 (set_designator, process_init_element): Don't check
21285 constructor_no_implicit.
21287 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
21288 Kaz Kojima <kkojima@gcc.gnu.org>
21291 * lcm.c (create_pre_exit): New.
21292 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
21293 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
21295 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21297 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
21298 -msoft-float in target_float_switch.
21299 * arm.c (arm_override_options): Fix processing of target_float_switch.
21301 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21303 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
21306 2004-01-05 Uros Bizjak <uros@kss-loka.si>
21308 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
21309 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
21311 2005-01-04 Roger Sayle <roger@eyesopen.com>
21313 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
21314 if deleting the then-block allows the test-block to fallthru to the
21317 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
21320 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
21321 after the full declaration if the are in two different TUs.
21323 2005-01-04 Richard Henderson <rth@redhat.com>
21326 * tree-sra.c (generate_one_element_init): Just
21327 call gimplify_and_add.
21328 (generate_element_init): Record the
21329 new referenced variables and mark them for renaming
21330 and split out to ...
21331 (generate_element_init_1): This.
21332 (scalarize_init): Don't call push_gimplify_context/
21333 pop_gimplify_context.
21335 2005-01-04 Geoffrey Keating <geoffk@apple.com>
21337 * toplev.c (get_src_pwd): Handle failure of getpwd().
21339 2005-01-04 Roger Sayle <roger@eyesopen.com>
21341 * fold-const.c (fold_single_bit_test): Delete unreachable handling
21343 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
21344 all the cases handled by it are inverted by invert_truthvalue.
21346 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21348 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
21349 (save_register_windowsi): Likewise.
21351 2005-01-04 Richard Henderson <rth@redhat.com>
21353 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
21355 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21357 PR middle-end/17767
21358 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
21359 any simplifications of vector mode comparison operators.
21360 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
21362 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
21363 Devang Patel <dpatel@apple.com>
21365 PR tree-optimization/18308
21366 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
21367 the operands before creating a new expression.
21368 * dojump.c (do_jump): Make drop_through_label available
21369 for all cases. Add expansion of COND_EXPR.
21371 2005-01-04 Ira Rosen <irar@il.ibm.com>
21373 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
21374 INTEGER_CST instead of TREE_CONSTANT.
21375 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
21376 instead of TREE_CONSTANT.
21377 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
21378 instead of TREE_CONSTANT.
21380 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21382 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
21384 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21387 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
21388 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
21390 2005-01-03 Richard Henderson <rth@redhat.com>
21392 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
21393 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
21394 fold_convert_const_real_from_real): Split out from ...
21395 (fold_convert_const): ... here.
21397 2005-01-03 Richard Henderson <rth@redhat.com>
21400 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
21401 (mov<MMXMODEI>_internal): Likewise.
21402 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
21403 Add V2SF case; use it for SSE1; don't use TI.
21404 (movdf_integer): Likewise.
21405 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
21407 2005-01-03 Ira Rosen <irar@il.ibm.com>
21409 * tree-vectorizer.c (vect_strip_conversions): New function.
21410 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
21411 check for binary class.
21413 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
21417 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
21419 * gimple-low.c (mark_blocks_with_used_vars): New function.
21420 (mark_blocks_with_used_subblocks): Ditto.
21421 (mark_used_blocks): Ditto.
21422 (pass_mark_used_blocks): New pass.
21423 * tree-inline.c: Include debug.h.
21424 (expand_call_inline): Call outlining_inline_function here.
21425 * tree-optimize.c (init_tree_optimization_passes): Add
21426 pass_mark_used_blocks.
21427 * tree-pass.h (pass_mark_used_blocks): New.
21428 * Makefile.in (tree-inline.o): Add debug.h dependency.
21430 2005-01-03 Geoffrey Keating <geoffk@apple.com>
21432 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
21433 VAR_DECLs to have weak_import attribute.
21435 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
21438 2004-01-03 Steven Bosscher <stevenb@suse.de>
21440 * passes.c (rest_of_compilation): Don't run regmove if only
21441 flag_expensive_optimizations, require flag_regmove instead.
21443 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21445 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
21447 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
21448 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21449 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
21450 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21452 2005-01-03 Richard Henderson <rth@redhat.com>
21454 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
21455 (ia64_const_ok_for_letter_p): New.
21456 (ia64_const_double_ok_for_letter_p): New.
21457 (ia64_extra_constraint): New.
21458 (ia64_expand_vecint_compare): New.
21459 (ia64_expand_vcondu_v2si): New.
21460 (ia64_expand_vecint_cmov): New.
21461 (ia64_expand_vecint_minmax): New.
21462 (ia64_print_operand): Add 'v'.
21463 (ia64_preferred_reload_class): New.
21464 (ia64_vector_mode_supported_p): New.
21465 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
21466 (PREFERRED_RELOAD_CLASS): Move to function.
21467 (CONST_OK_FOR_LETTER_P): Move to function.
21468 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
21469 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
21470 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
21471 (EXTRA_CONSTRAINT): Move to function.
21472 * config/ia64/ia64.md: Include vect.md.
21473 (itanium_class): Add mmalua.
21475 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
21477 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
21478 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
21480 (const_int_2bit_operand): New.
21481 (fr_reg_or_0_operand): New.
21482 * config/ia64/ia64-modes.def: Add vector modes.
21483 * config/ia64/ia64-protos.h: Update.
21484 * config/ia64/vect.md: New file.
21486 2005-01-03 Richard Henderson <rth@redhat.com>
21488 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
21490 2005-01-03 Uros Bizjak <uros@kss-loka.si>
21493 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
21495 (log1pdf2): Change mode of operands[0,1] to DFmode.
21497 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21499 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
21500 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
21501 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
21502 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
21503 SPARC_RELAXED_ORDERING.
21505 2005-01-03 Richard Henderson <rth@redhat.com>
21506 Uros Bizjak <uros@kss-loka.si>
21509 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
21510 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
21511 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
21513 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
21514 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
21515 const_pow2_1_to_128_operand): New predicates.
21517 2005-01-02 Greg McGary <greg@mcgary.org>
21519 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
21521 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
21522 object. [ptr_type]: Remove unused variable.
21523 Remember nearest addressable array-element or record-component
21524 when checking bitfield components. Tolerate empty BIND_EXPR.
21526 2005-01-01 Richard Henderson <rth@redhat.com>
21528 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
21529 that don't narrow the value. Fail for other conversions.
21531 2005-01-01 Richard Henderson <rth@redhat.com>
21534 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
21535 * c-lang.c (finish_file): Don't do it here.
21536 * objc/objc-act.c (objc_finish_file): Likewise.
21538 * cgraph.c (decl_assembler_name_equal): New.
21539 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
21540 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
21541 * cgraph.h (struct cgraph_varpool_node): Add next.
21542 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
21543 * varasm.c (assemble_alias): Mark the target as needed.
21545 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
21547 PR middle-end/19221
21548 * function.c (get_arg_pointer_save_area): Use entry_of_function
21549 instead of get_insns.
21551 2005-01-01 Roger Sayle <roger@eyesopen.com>
21552 Andrew Pinski <pinskia@physics.uc.edu>
21553 James E. Wilson <wilson@specifixinc.com>
21555 PR rtl-optimization/12092
21556 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
21559 2005-01-01 Roger Sayle <roger@eyesopen.com>
21560 Olivier Hainque <hainque@act-europe.fr>
21562 * tree.c (int_fits_type_p): A narrower type always fits in a
21563 wider one, except for negative values into unsigned types.
21565 2005-01-01 Roger Sayle <roger@eyesopen.com>
21567 * tree.c (int_fits_type_p): Compare the result of force_fit_type
21568 with the original constant rather than require TREE_OVERFLOW.
21570 2005-01-01 Steven Bosscher <stevenb@suse.de>
21572 PR middle-end/17544
21573 * c-decl.c (finish_function): If compiling C99, annotate the
21574 compiler generated return with the current file name and line 0.
21575 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
21576 the source line is greater than 0.
21577 (remove_bb): Likewise.