1 2005-06-23 Jason Merrill <jason@redhat.com>
4 Leave the return slot target in the MODIFY_EXPR rather than making
5 it an argument, but only use it if the CALL_EXPR has a flag set.
6 * tree.h (CALL_EXPR_HAS_RETURN_SLOT_ADDR): Rename to
7 CALL_EXPR_RETURN_SLOT_OPT.
8 * calls.c (expand_call): Adjust.
9 * tree-inline.c (expand_call_inline): Adjust.
10 * tree-pretty-print.c (dump_generic_node): Adjust.
12 And set the flag as appropriate.
13 * gimplify.c (gimplify_modify_expr_rhs): Set
14 CALL_EXPR_HAS_RETURN_SLOT_ADDR where the LHS is obviously safe.
15 * tree-nrv.c (execute_return_slot_opt): Set
16 CALL_EXPR_HAS_RETURN_SLOT_ADDR based on escape analysis.
17 * tree-pass.h: Declare pass_return_slot.
18 * tree-optimize.c (init_tree_optimization_passes): Add it.
20 2005-06-23 David Edelsohn <edelsohn@gnu.org>
23 * config/rs6000/rs6000.h (PPC405_ERRATUM77): New.
24 * config/rs6000/rs6000.md: Move atomic instructions to ...
25 * config/rs6000/sync.md: Here.
26 Change sync_compare_and_swap<mode> to define_expand. All stwcx
27 patterns test PPC405_ERRATUM77.
29 2005-06-23 Jan Hubicka <jh@suse.cz>
31 * tree-inline.c (copy_body_r): Remap labels correctly.
33 2005-06-22 Alan Modra <amodra@bigpond.net.au>
35 * config/rs6000/sysv4.h (TARGET_ASM_EXCEPTION_SECTION): Delete.
37 2005-06-22 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
40 * varasm.c (compute_reloc_for_constant): Treat VIEW_CONVER_EXPR
41 the same as the other cast operands.
42 (output_addressed_constants): Likewise.
44 2005-06-21 Jeff Law <law@redhat.com>
46 * tree-vrp.c (extract_range_from_unary_expr): Handle type
49 2005-06-21 Dorit Nuzman <dorit@il.ibm.com>
51 * genopinit.c (vec_shl_optab, vec_shr_optab): Initialize new optabs.
52 (reduc_plus_optab): Removed. Replcaed with...
53 (reduc_splus_optab, reduc_uplus_optab): Initialize new optabs.
54 * optabs.c (optab_for_tree_code): Return reduc_splus_optab or
55 reduc_uplus_optab instead of reduc_plus_optab.
56 (expand_vec_shift_expr): New function.
57 (init_optabs): Initialize new optabs. Remove initialization of
59 (optab_for_tree_code): Return vec_shl_optab/vec_shr_optab
60 for VEC_LSHIFT_EXPR/VEC_RSHIFT_EXPR.
61 * optabs.h (OTI_reduc_plus): Removed. Replaced with...
62 (OTI_reduc_splus, OTI_reduc_uplus): New.
63 (reduc_plus_optab): Removed. Replcaed with...
64 (reduc_splus_optab, reduc_uplus_optab): New optabs.
65 (vec_shl_optab, vec_shr_optab): New optabs.
66 (expand_vec_shift_expr): New function declaration.
68 * tree.def (VEC_LSHIFT_EXPR, VEC_RSHIFT_EXPR): New tree-codes.
69 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
70 * expr.c (expand_expr_real_1): Handle new tree-codes.
71 * tree-pretty-print.c (dump_generic_node, op_symbol, op_prio): Likewise.
72 * tree-vect-generic.c (expand_vector_operations_1): Add assert.
74 * tree-vect-transform.c (vect_create_epilog_for_reduction): Add two
75 alternatives for generating reduction epilog code.
76 (vectorizable_reduction): Don't fail of direct reduction support is
78 (vectorizable_target_reduction_pattern): Likewise.
80 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
81 reduc_umax_v4si, reduc_smin_v4si, reduc_smin_v4sf, reduc_umin_v4si,
82 reduc_plus_v4si, reduc_plus_v4sf): Removed.
83 (vec_shl_<mode>, vec_shr_<mode>, altivec_vsumsws_nomode,
84 reduc_splus_<mode>, reduc_uplus_v16qi): New.
86 2005-06-20 Daniel Berlin <dberlin@dberlin.org>
88 * c-typeck.c (build_function_call): Set fundecl = function again.
89 * tree-ssa-alias.c (find_used_portions): Address taking causes the
90 entire variable to be used.
91 * tree-ssa-structalias.c (do_structure_copy): Fix handling of
92 unknown size variables, and structure copies from addressof
93 operations. Simplify how we do *a = *b type structure copies.
94 (init_base_vars): Add ANYTHING = &ANYTHING constraint the right
95 way. READONLY's address is not taken by default.
96 INTEGER dereference should point to anything.
97 (create_variable_info_for): It's okay for the first field to not start
100 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
102 config/sh/linux.h (FUNCTION_PROFILER): Constify a char*.
104 2005-06-20 Roger Sayle <roger@eyesopen.com>
105 2005-06-20 Fariborz Jahanian <fjahanian@apple.com>
107 * combine.c (simplify_set): Simplify setting of CC register
108 by removing redundant compare with 0 on RHS.
110 2005-06-20 Jan Beulich <jbeulich@novell.com>
112 * config/i386/netware-libgcc.def: Update copyright.
113 * config/i386/netware-libgcc.exp (__divdc3, __divsc3, __divxc3,
114 __muldc3, __mulsc3, __mulxc3, __powidf2, __powisf2, __powixf2): Add.
115 * config/i386/netware.c (gen_stdcall_decoration,
116 gen_fastd_decoration): Merge into ...
117 (gen_stdcall_or_fastcall_decoration): ... this. Adjust to match
119 (gen_regparm_prefix): Adjust to match i386_nlm_encode_section_info.
120 (i386_nlm_encode_section_info): Adjust to match WinNT's changes.
121 * config/i386/t-nwld (SHLIB_LINK): Also create libgcc.imp alias of
122 libgcc_s.imp. Use 'expr' rather than $(()) shell expressions.
123 * gthr-nks.h (__gthread_objc_mutex_allocate): Kill another dubious
124 use of NX_MUTEX_RECURSIVE.
126 2005-06-19 Roger Sayle <roger@eyesopen.com>
128 * fold-const.c (swap_tree_comparison): Add support for unordered
129 floating point comparisons.
130 * tree-vrp.c (opposite_comparison): Delete.
131 (extract_range_from_assert): Replace calls to opposite_comparison
132 with calls to swap_tree_comparison.
133 (register_edge_assert_for): Likewise.
134 (vrp_evaluate_conditional): Likewise.
136 2005-06-20 Kaz Kojima <kkojima@gcc.gnu.org>
138 * integrate.c (allocate_initial_values): Update the references
139 to global_live_at_start and global_live_at_end.
141 2005-06-20 Jan Hubicka <jh@suse.cz>
143 * cfgloop.h (DLTHE_RECORD_COPY_NUMBER): New flag.
144 * cfgloopmanip.c (duplicate_loop_to_header_edge): Set aux flags only
146 * loop-unroll.c (peel_loop_completely, unroll_loop_constant_iterations,
147 unroll_loop_runtime_iterations, peel_loop_simple, unroll_loop_stupid):
148 Update call of duplicate_loop_to_header_edge.
149 (apply_opt_in_copies): Clear out aux pointers.
151 2005-06-19 Joseph S. Myers <joseph@codesourcery.com>
153 * config/i386/i386.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
154 (ix86_mangle_fundamental_type): New.
155 * config/ia64/ia64.c (TARGET_MANGLE_FUNDAMENTAL_TYPE): Define.
156 (ia64_mangle_fundamental_type): New.
158 2005-06-19 Roger Sayle <roger@eyesopen.com>
160 * c-decl.c (grokdeclarator): Only check TREE_OVERFLOW on
162 * c-typeck.c (build_c_cast): Only preserve TREE_OVERFLOW on
163 CONSTANT_CLASS_P nodes.
165 2005-06-19 Richard Henderson <rth@redhat.com>
167 * config/ia64/vect.md (vec_extractv2sf_1): Fix cut-and-paste error;
168 the shift is always required.
170 2005-06-19 Richard Henderson <rth@redhat.com>
172 * config/ia64/ia64-modes.def (V4SF): Add.
173 * config/ia64/ia64.c (ia64_legitimate_constant_p): Handle CONST_VECTOR.
174 * config/ia64/ia64.h (CANNOT_CHANGE_MODE_CLASS): Allow vector to
175 integer mode changes in fp regs.
176 * config/ia64/ia64.md (UNSPEC_VECT_EXTR): New.
177 * config/ia64/vect.md (smaxv2sf3, sminv2sf3): Fix typos in names.
178 (reduc_plus_v2sf, reduc_smax_v2sf, reduc_smin_v2sf): New.
179 (vcondv2sf): Use gen_fpack
180 (fpack): Remove * from name.
181 (fswap, fmix_l, fmix_r, fmix_lr): New.
182 (vec_setv2sf, vec_extractv2sf_0_le, vec_extractv2sf_0_be): New.
183 (vec_extractv2sf_1, vec_extractv2sf): New.
185 2005-06-19 Andreas Krebbel <krebbel1@de.ibm.com>
187 * combine.c (make_compound_operation): Use simplify_subreg. Delete
188 a optimization already done by simplify_subreg.
190 2005-06-19 Ulrich Weigand <uweigand@de.ibm.com>
192 * loop.c (scan_loop): Do not consider insns setting the frame
193 pointer to be candidates for hoisting.
195 2005-06-19 Uros Bizjak <uros@kss-loka.si>
197 * config/i386/i386.md (*cmpfp_0_sf, *cmpfp_0_df, cmpfp_0_xf):
198 Remove instruction patterns.
199 (*cmpfp_0): New instruction pattern. Set "unit" attribute to "i387".
200 (*cmpfp_sf, *cmpfp_df, *cmpfp_xf, *cmpfp_u, *_cmpfp_<mode>):
201 Set "unit" attribute to "i387".
202 (*pushsf, *pushsf_rex64, *pushdf_nointeger, *pushdf_integer)
203 (*pushxf_nointeger, *pushxf_integer): Set "unit" attribute to "i387"
205 (*truncdfsf_mixed, *truncdfsf_i387, *truncxfsf2_mixed)
206 (*truncxfsf2_i387, *truncxfdf2_mixed, *truncxfdf2_i387): Set "unit"
207 attribute to "i387" when "type" attribute equals "multi".
208 (*floathisf2_i387, *floatsisf2_mixed, *floatsisf2_i387)
209 (*floatdisf2_mixed, *floatdisf2_i387, *floathidf2_i387)
210 (*floatsidf2_mixed, *floatsidf2_i387, *floatdidf2_mixed)
211 (*floatdidf2_i387, floathixf2, floatsixf2, floatdixf2): Set "unit"
212 attribute to "i387" when "type" attribute equals "multi".
213 * config/i386/mmx.md (*mov<mode>_internal_rex64)
214 (*mov<mode>_internal, *movv2sf_internal_rex64, *movv2sf_internal):
215 Set "unit" attribute to "mmx" when "type" attribute equals "ssecvt".
216 (mmx_pmovmskb): Correct wrong "type" and "mode" attributes.
217 * config/i386/sse.md (sse_cvtps2pi, sse_cvttps2pi, sse_cvtpd2di)
218 (sse_cvttpd2pi): Set "unit" attribute to "mmx".
219 (sse2_cvtpi2pd): Split register constraints. Set "unit" attribute
220 to "mmx" for "y" operand 1.
222 2005-06-19 Uros Bizjak <uros@kss-loka.si>
224 * config/i386/i386.c (ix86_function_arg_regno_p): Add MMX_REGNO_P
225 for TARGET_MMX. Use MMX_REGPARM_MAX and SSE_REGPARM_MAX for MMX
226 and SSE registers to determine if regno is valid.
227 (ix86_function_value_regno_p): Depend FIRST_FLOAT_REG on
228 TARGET_FLOAT_RETURNS_IN_80387 also for TARGET_64BIT. Clean up.
230 2005-06-18 Richard Henderson <rth@redhat.com>
232 * tree-complex.c (init_dont_simulate_again): Clear DONT_SIMULATE_AGAIN
233 for control-altering statements; set it again for returns.
234 (complex_visit_stmt): Return SSA_PROP_VARYING for stmts that are
237 2005-06-18 Richard Henderson <rth@redhat.com>
240 * tree-ssa-pre.c (create_expression_by_pieces): Set
241 DECL_COMPLEX_GIMPLE_REG_P.
242 (insert_into_preds_of_block): Likewise.
244 2005-06-18 Steven Bosscher <stevenb@suse.de>
246 * Makefile.in: Fix tree-cfgcleanup.c dependencies.
248 2005-06-18 Richard Henderson <rth@redhat.com>
250 * expr.c (store_constructor): Use store of 0 to indicate value
251 death instead of a clobber.
253 * config/i386/i386.c (ix86_expand_reduc_v4sf): New.
254 * config/i386/i386-protos.h (ix86_expand_reduc_v4sf): Declare.
255 * config/i386/sse.md (reduc_plus_v4sf): New.
256 (reduc_smax_v4sf, reduc_smin_v4sf): New.
258 2005-06-18 James A. Morrison <phython@gcc.gnu.org>
260 * fold_const (fold_binary): Fold X % (2**N) to X & (2**N - 1) for
261 nonnegative values of X.
263 2005-06-18 Uros Bizjak <uros@kss-loka.si>
265 * doc/md.texi (Standard Names): Change insn pattern name
266 from truncM2 to btruncM2 for 'trunc' built-in description.
267 Add rintM2 insn pattern description.
269 2005-06-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
271 * c-decl.c (locate_old_decl): Add format attribute.
272 (implicit_decl_warning): Likewise.
274 * diagnostic.h (verbatim): Move ...
275 * toplev.h (verbatim): ... here. Add ATTRIBUTE_GCC_DIAG.
276 * pretty-print.h (pp_verbatim): Add ATTRIBUTE_GCC_PPDIAG.
278 2005-06-18 Roger Sayle <roger@eyesopen.com>
281 * config/rs6000/aix51.h (TARGET_C99_FUNCTIONS): Remove definition.
283 2005-06-18 Dorit Nuzman <dorit@il.ibm.com>
285 * tree.def (REDUC_MAX_EXPR, REDUC_MIN_EXPR, REDUC_PLUS_EXPR): New
287 * optabs.h (OTI_reduc_smax, OTI_reduc_umax, OTI_reduc_smin,
288 OTI_reduc_umin, OTI_reduc_plus): New optabs for reduction.
289 (reduc_smax_optab, reduc_umax_optab, reduc_smin_optab, reduc_umin_optab,
290 reduc_plus_optab): New optabs for reduction.
291 * expr.c (expand_expr_real_1): Handle new tree-codes.
292 * tree-inline.c (estimate_num_insns_1): Handle new tree-codes.
293 * tree-pretty-print.c (dump_generic_node, op_prio, op_symbol): Handle
295 * optabs.c (optab_for_tree_code): Handle new tree-codes.
296 (init_optabs): Initialize new optabs.
297 * genopinit.c (optabs): Define handlers for new optabs.
299 * tree-vect-analyze.c (vect_analyze_operations): Fail vectorization in
300 case of a phi that is marked as relevant. Call vectorizable_reduction.
301 (vect_mark_relevant): Phis may be marked as relevant.
302 (vect_mark_stmts_to_be_vectorized): The use corresponding to the
303 reduction variable in a reduction stmt does not mark its defining phi
304 as relevant. Update documentation accordingly.
305 (vect_can_advance_ivs_p): Skip reduction phis.
306 * tree-vect-transform.c (vect_get_vec_def_for_operand): Takes
307 additional argument. Handle reduction.
308 (vect_create_destination_var): Update call to vect_get_new_vect_var.
309 Handle non-vector argument.
310 (get_initial_def_for_reduction): New function.
311 (vect_create_epilog_for_reduction): New function.
312 (vectorizable_reduction): New function.
313 (vect_get_new_vect_var): Handle new vect_var_kind.
314 (vectorizable_assignment, vectorizable_operation, vectorizable_store,
315 vectorizable_condition): Update call to vect_get_new_vect_var.
316 (vect_transform_stmt): Call vectorizable_reduction.
317 (vect_update_ivs_after_vectorizer): Skip reduction phis.
318 (vect_transform_loop): Skip if stmt is both not relevant and not live.
319 * tree-vectorizer.c (reduction_code_for_scalar_code): New function.
320 (vect_is_simple_reduction): Was empty - added implementation.
321 * tree-vectorizer.h (vect_scalar_var): New enum vect_var_kind value.
322 (reduc_vec_info_type): New enum vect_def_type value.
323 * config/rs6000/altivec.md (reduc_smax_v4si, reduc_smax_v4sf,
324 reduc_umax_v4si, reduc_smin_v4si, reduc_umin_v4sf, reduc_smin_v4sf,
325 reduc_plus_v4si, reduc_plus_v4sf): New define_expands.
327 * tree-vect-analyze.c (vect_determine_vectorization_factor): Remove
328 ENABLE_CHECKING around gcc_assert.
329 * tree-vect-transform.c (vect_do_peeling_for_loop_bound,
330 (vect_do_peeling_for_alignment, vect_transform_loop,
331 vect_get_vec_def_for_operand): Likewise.
333 2005-06-18 Joseph S. Myers <joseph@codesourcery.com>
335 * config/ia64/ia64.c (ia64_function_arg): Set up a PARALLEL for a
336 big-endian unnamed __float80 value.
338 2005-06-18 Richard Henderson <rth@redhat.com>
341 * tree-sra.c (generate_copy_inout): Handle SSA_NAME complex
344 2005-06-17 Richard Henderson <rth@redhat.com>
346 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Use
347 initialize_original_copy_tables and free_original_copy_tables.
348 (vect_do_peeling_for_alignment): Likewise.
350 2005-06-17 Pat Haugen <pthaugen@us.ibm.com>
352 * bb-reorder.c (find_traces_1_round): Use succ block frequency
353 instead of edge frequency for calls to better_edge_p.
355 2005-06-17 Andrew Pinski <pinskia@physics.uc.edu>
358 * tree-ssa-loop-im.c (for_each_index): Handle COMPLEX_CST.
360 2005-06-17 Steve Ellcey <sje@cup.hp.com>
363 * config/ia64/hpux.h (FUNCTION_PROFILER): New (dummy).
365 (PROFILE_BEFORE_PROLOGUE): Undef.
366 (NO_PROFILE_COUNTERS): New.
367 * config/ia64/ia64-protos.h (ia64_profile_hook): New.
368 * config/ia64/ia64.c (ia64_compute_frame_size): Add ifdef.
369 (gen_mcount_func_rtx): New.
370 (ia64_profile_hook): New.
371 * config/ia64/ia64.md (ip_value): New.
373 2005-06-17 Devang Patel <dpatel@apple.com>
375 * config/rs6000/predicates.md (s5bit_cint_operand,
376 u5bit_cint_operand): New.
377 * config/rs6000/altivec.md (altivec_vspltb, altivec_vsplth,
378 altivec_vspltisw_v4sf): Use new 5 bit constant operand predicates.
379 * config/rs6000/rs6000.c (rs6000_expand_unop_builtin): Fix signed
380 5 bit constant check.
382 2005-06-17 Richard Henderson <rth@redhat.com>
384 * local-alloc.c (update_equiv_regs): Update reg_equiv_init
385 properly when moving an initialization insn.
387 2005-06-17 Paolo Bonzini <bonzini@gnu.org>
389 * aclocal.m4 (gcc_AC_CHECK_TOOL): Do not overwrite the
391 * configure.ac: Regenerate.
393 2005-06-17 Jan Hubicka <jh@suse.cz>
395 * tree-optimize.c (execute_ipa_pass_list): New.
396 (ipa_passes): Use it.
398 2005-06-16 Richard Henderson <rth@redhat.com>
401 * tree-complex.c (update_phi_components): Avoid no-op moves.
403 2005-06-16 Joseph S. Myers <joseph@codesourcery.com>
405 * Makefile.in (cc1-checksum.c): Use
406 build/genchecksum$(build_exeext), not build/genchecksum$(exeext).
408 2005-06-16 Geoffrey Keating <geoffk@apple.com>
410 * gengtype.c (adjust_field_rtx_def): Don't add a skip to
413 * config/t-slibgcc-darwin (SHLIB_SOVERSION): Rename from
415 (SHLIB_REVISION): Delete.
416 (SHLIB_VERSTRING): Update to compensate.
417 (SHLIB_SONAME): Just use one '.' in the name.
419 2005-06-16 Eric Botcazou <ebotcazou@libertysurf.fr>
421 PR tree-optimization/22018
422 * tree-vrp.c (vrp_int_const_binop): Overhaul handling of overflow.
424 2005-06-16 Richard Henderson <rth@redhat.com>
427 * builtins.c (fold_builtin_complex_mul): Remove.
428 (fold_builtin_complex_div): Remove.
429 (fold_builtin_1): Don't call them.
430 * fold-const.c (fold_complex_add, fold_complex_mult_parts,
431 fold_complex_mult, fold_complex_div_parts, fold_complex_div): Remove.
432 (fold_binary): Don't call them. Don't expand complex comparisons to
433 elementary comparisons.
434 * tree-complex.c (init_dont_simulate_again): Enhance search for
435 stmts that require decomposition.
436 (complex_visit_stmt): Handle RETURN_EXPR properly.
437 (create_components): Handle no referenced variables properly.
438 * tree.h (fold_complex_mult_parts): Remove.
439 (fold_complex_div_parts): Remove.
441 2005-06-16 Richard Guenther <rguenth@gcc.gnu.org>
443 * doc/extend.texi: Document sseregparm target attribute.
444 Clarify fastcall and regparm documentation.
445 * config/i386/i386.h: Adjust float_in_sse documentation.
446 * config/i386/i386.c: Add new target attribute sseregparm.
447 (ix86_handle_cdecl_attribute, ix86_handle_regparm_attribute):
449 (ix86_handle_cconv_attribute): ... here. Also handle
450 sseregparm attribute.
451 (ix86_comp_type_attributes): Compare sseregparm attributes.
452 (ix86_function_sseregparm): New function, split out from ...
453 (init_cumulative_args): ... here. Use to decide use
454 of SSE registers and error in case of missing support.
455 (ix86_value_regno): Likewise.
456 (function_arg_advance): Do not bail out for DFmode if we need
457 to pass doubles in registers.
458 (function_arg): Likewise.
460 2005-06-16 Paolo Bonzini <bonzini@gnu.org>
461 Daniel Jacobowitz <dan@codesourcery.com>
462 Alan Modra <amodra.bigpond.net.au>
464 * configure.ac (gcc_version): Set near the beginning.
465 (as, ld, nm): Do not link in-tree tools. Set gcc_cv_* if tools are
466 found in the tree. Use gcc_AC_PROG to find the tools in the system.
467 (objdump): Do not look for it.
468 * Makefile.in (NM_FOR_TARGET): Point to ./nm
469 (ORIGINAL_AS_FOR_TARGET, ORIGINAL_LD_FOR_TARGET,
470 ORIGINAL_NM_FOR_TARGET): Substitute from autoconf.
471 (as, ld, nm): New rules.
472 (libgcc.mk): Depend on them.
473 * aclocal.m4 (gcc_AC_TOOL_DIRS, gcc_AC_CHECK_TOOL,
474 gcc_AC_BUILD_EXEEXT): New.
475 (gcc_AC_CHECK_PROG_VER): Use gcc_AC_BUILD_EXEEXT.
476 * configure: Regenerate.
478 2005-06-16 Jan Hubicka <jh@suse.cz>
480 * basic-block.h (rtl_bb_info): Break out head_, end_,
481 global_live_at_start, global_live_at_end from ...
482 (basic_block_def): ... here; update all references
484 (init_rtl_bb_info): Declare.
485 * cfgexpand.c (expand_gimple_basic_block): Init bb info, set BB_RTL
487 * cfgrtl.c: Include ggc.h
488 (create_basic_block_structure): Init bb info.
489 (rtl_verify_flow_info_1): Check BB_RTL flag and rtl_bb_info pointer.
490 (init_rtl_bb_info): New function.
491 (rtl_merge_block, cfglayout_merge_block): Copy global_live_at_end here.
492 * cfghooks.c (merge_block): Do not copy global_live_at_end here.
493 * cfg.c (clear_bb_flags): Skip BB_RTL flag.
494 (dump_flow_info): Gueard global_live_* dumping.
496 * Makefile.in (cfg.o): Add new dependencies.
497 * basic-block.h (reorder_block_def): Kill
498 original/copy/duplicated/copy_number fields.
499 (BB_DUPLICATED): New flag.
500 (initialize_original_copy_tables, free_original_copy_tables,
501 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New.
502 * cfg.c: Include hashtab.h and alloc-pool.h
503 (bb_original, bb_copy, original_copy_bb_pool): New static vars.
504 (htab_bb_copy_original_entry): New struct.
505 (bb_copy_original_hash, bb_copy_original_eq): New static functions.
506 (initialize_original_copy_tables, free_original_copy_tables,
507 set_bb_original, get_bb_original, set_bb_copy, get_bb_copy): New
509 * cfghooks.c (duplicate_block): Update original/copy handling.
510 * cfglayout.c (fixup_reorder_chain): Likewise.
511 (cfg_layout_initialize): Initialize orignal_copy tables.
512 (cfg_layout_finalize): FInalize original_copy tables.
513 (can_copy_bbs_p): Use BB_DUPLICATED flag.
514 (copy_bbs): Likewise.
515 * cfgloopmanip.c (update-single_exits_after_duplication): Likewise.
516 (duplicate_loop_to_header_edge): Likewise; update handling of
518 (loop_version): Likewise.
519 * dominance.c (get_dominated_by_region): Use BB_DUPLICATED_FLAG.
520 * except.c (expand_resx_expr): Check that reg->resume is not set.
521 * loop-unroll.c (unroll_loop_constant_iterations,
522 unroll_loop_runtime_iterations, apply_opt_in_copies): Update
523 copy/original handling.
524 * loop-unwitch.c (unswitch_loop): Likewise.
525 * tree-cfg.c (create_bb): Do not initialize RBI.
526 (disband_implicit_edges): Do not kill RBI.
527 (add_phi_args_after_copy_bb): Use new original/copy mapping.
528 (add_phi_args_after_copy): Use BB_DUPLICATED flag.
529 (tree_duplicate_sese_region): Update original/copy handling.
530 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Likewise.
531 * tree-ssa-loop-manip.c (copy_phi_node_args): Likewise.
532 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Likewise.
534 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
537 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Conversions between
538 integer types whos ranges are different are not useless.
540 2005-06-15 Andrew Pinski <pinskia@physics.uc.edu>
543 * tree-ssa-reassoc.c (init_reassoc): Also give chain decl a distint
546 2005-06-15 Diego Novillo <dnovillo@redhat.com>
548 * tree-ssa-structalias.c (dump_solution_for_var): Reformat
550 (dump_sa_points_to_info): Make extern.
551 (debug_sa_points_to_info): New.
552 * tree-ssa-structalias.h (TREE_SSA_STRUCTALIAS_H): Rename from
554 (dump_sa_points_to_info): Declare.
555 (debug_sa_points_to_info): Declare.
557 2005-06-15 Joseph S. Myers <joseph@codesourcery.com>
559 * c-tree.h (default_function_array_conversion): Declare.
560 * c-typeck.c (default_function_array_conversion): Export. Correct
562 (default_conversion): Do not call
563 default_function_array_conversion. Do not allow FUNCTION_TYPE.
564 (build_function_call): Call default_function_array_conversion on
566 (convert_arguments): Do not call it on the function arguments.
567 (build_unary_op): Do not allow ARRAY_TYPE or FUNCTION_TYPE for
568 TRUTH_NOT_EXPR. Call default_function_array_conversion for taking
569 address of ARRAY_REF.
570 (build_compound_expr): Do not call
571 default_function_array_conversion.
572 (build_c_cast): Do not call default_function_array_conversion.
573 (convert_for_assignment): Do not call default_conversion.
574 (digest_init): Call default_function_array_conversion to convert
575 string constants and compound literals to pointers, but not
577 (output_init_element): Likewise.
578 (build_asm_expr): Do not call default_function_array_conversion.
579 (c_process_expr_stmt): Likewise.
580 (c_objc_common_truthvalue_conversion): Likewise. Do not allow
582 * c-parser.c (c_parser_expression_conv): New.
583 (c_parser_asm_operands, c_parser_expr_list): Add convert_p
584 argument. All callers changed. Call
585 default_function_array_conversion if convert_p.
586 (c_parser_initializer, c_parser_initval): Call
587 default_function_array_conversion except for string constants and
589 (c_parser_initelt): Call default_function_array_conversion for
590 ObjC expression received.
591 (c_parser_statement_after_labels): Call c_parser_expression_conv
592 for return and expression statements.
593 (c_parser_paren_condition, c_parser_for_statement,
594 c_parser_conditional_expression): Call c_parser_expression_conv.
595 (c_parser_expr_no_commas, c_parser_conditional_expression,
596 c_parser_binary_expression, c_parser_cast_expression,
597 c_parser_unary_expression): Call
598 default_function_array_conversion.
600 2005-06-15 Diego Novillo <dnovillo@redhat.com>
602 * tree-vrp.c (vrp_int_const_binop): Do not handle MAX_EXPR
603 when the result overflows.
605 2005-06-15 David Ung <davidu@mips.com>
607 * config/mips/mips.c (mips_rtx_cost_data): Add cost for 4kc, 4kp,
610 2005-06-15 Richard Sandiford <richard@codesourcery.com>
612 * doc/invoke.texi (-mips16): Fix typo.
614 2005-06-15 David Ung <davidu@mips.com>
616 * config/mips/mips.h (GENERATE_MIPS16E): New definition.
617 * config/mips/mips.md (zero_extend<SHORT:mode><GPR:mode>2):
618 Changed expand condition to exclude generating of "and" if
619 GENERATE_MIPS16E is true.
620 (*zero_extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for
621 matching mips16e zeb/zeh.
622 (*extend<SHORT:mode><GPR:mode>2_mips16e): New pattern for matching
624 (*extend<SHORT:mode><GPR:mode>2): Disable this pattern for
626 * doc/invoke.texi (MIPS Options): Add comment to -mips16
627 indicating MIPS16e ASE is used if targetting for MIPS32 or MIPS64.
629 2005-06-15 Diego Novillo <dnovillo@redhat.com>
632 * tree-vrp.c (vrp_int_const_binop): New.
633 (extract_range_from_binary_expr): Call it.
634 Unify handling division and multiplication.
636 2005-06-15 Aldy Hernandez <aldyh@redhat.com>
638 * c-common.h (same_scalar_type_ignoring_signedness): Protoize.
640 * c-common.c (same_scalar_type_ignoring_signedness): New.
642 * c-typeck.c (build_binary_op): Check compatability of vector
643 types. Move error report after switch.
644 Do not clobber code[01] on *_DIV_EXPR case.
646 * testsuite/gcc.dg/simd-1.c: Update error messages.
647 * testsuite/gcc.dg/simd-1b.c: Re-enable tests. Update error
649 * testsuite/gcc.dg/simd-2.c: Update error messages.
650 * testsuite/gcc.dg/simd-4.c: New.
652 2005-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
654 * Makefile.in (local-alloc.o): Depend on $(GGC_H) and reload.h.
655 * local-alloc.c: Include "ggc.h" and "reload.h".
656 (struct equivalence): New member is_arg_equivalence.
657 (local_alloc): Always call update_equiv_regs.
658 (update_equiv_regs): Allocate reg_equiv_init; set reg_equiv_init_size.
659 Detect equivalences made by stores to memory in a second pass.
660 Return early if not optimizing.
661 Initialize reg_equiv_init for all equivalences; treat equivalences for
662 REG_EQUIV notes existing before this pass specially.
663 (no_equiv): Don't clear reg_equiv_init or remove notes if the
664 is_arg_equivalence field is set.
665 * reload.h (reg_equiv_init, reg_equiv_init_size): Declare.
666 * reload1.c (reg_equiv_init): No longer static.
667 (reg_equiv_init_size): New variable.
668 (reload): Don't allocate reg_equiv_init; don't free it when done but
670 Restructure equivalence set up code not to set reg_equiv_init, but to
671 clear it when we can't use an equivalence.
672 Undo change disabling equivalences for MEM_READONLY_P memrefs.
673 Dump equivalencing insns to dump_file.
675 2005-06-14 Richard Sandiford <richard@codesourcery.com>
677 * config/mips/mips.c (machine_function): Add varargs_size field.
678 (mips_setup_incoming_varargs): Store the amount of extra stack space
679 there rather than in *pretend_size. When saving registers, always
680 expect virtual_incoming_args_rtx to point to the start of the
682 (mips_va_start): Remove alignment hack. Handle all
683 !EABI_FLOAT_VARARGS_P cases in the same way.
684 (compute_frame_size): Handle varargs_size. Remove the redundant
685 !TARGET_OLDABI condition in the handling of pretend_args_size.
686 (mips_initial_elimination_offset): Remove the now-redundant check
689 2005-06-14 Jeff Law <law@redhat.com>
691 * tree-vrp.c (local_fold): Remove.
692 (simplify_using_ranges): Use fold_convert, not local_fold. Tweak
693 DIV/MOD case slightly for readability.
695 2005-06-14 Frank Ch. Eigler <fche@redhat.com>
698 * tree-mudflap.c (mudflap_finish_file): Exclude non-public
699 rather than static objects (!) from libmudflap registration.
701 2005-06-14 Richard Sandiford <richard@codesourcery.com>
703 * opt-functions.awk (global_state_p, needs_state_p, static_var): New.
704 (var_ref): Take the option's flags as a second parameter. Check
706 * optc-gen.awk: Declare local state variables. Pass flags to var_ref.
708 2005-06-14 Eric Botcazou <ebotcazou@libertysurf.fr>
711 * config/sparc/sol2.h (ASM_GENERATE_INTERNAL_LABEL): Emit
712 unsigned index numbers.
714 2005-06-13 Geoffrey Keating <geoffk@apple.com>
716 * Makefile.in (install-man): Doesn't really depend on installdirs.
717 (various rules for installing manpages): Do depend on installdirs.
719 2005-06-14 Nathan Sidwell <nathan@codesourcery.com>
721 * unwind-dw2-fde-darwin.c (examine_objects): Fix aliasing in
722 read_encoded_value_with_base call.
723 * unwind-dw2-fde-glibc.c (_Unwind_IteratePhdrCallback): Likewise.
724 * unwind-dw2-fde.c (_Unwind_Find_FDE): Likewise.
725 * unwind-dw2.c (extract_cie_info): Fix aliasing in
726 read_encoded_value call.
727 (execute_cfa_program, uw_frame_state_for): Likewise.
729 2005-06-13 Roger Sayle <roger@eyesopen.com>
731 PR rtl-optimization/22053
732 * reg-stack.c (compensate_edge): Correct mistake in the assertion
733 checking of EDGE_ABNORMAL_CALL edges; complex return values can
734 result in the top two stack slots, st(0) and st(1), being live.
736 2005-06-13 Jeff Law <law@redhat.com>
738 * tree-ssa-dom.c (simplify_rhs_and_lookup_avail_expr): No longer
739 simplify DIV, MOD or ABS expressions using VRP information.
740 Remove WALK_DATA parameter. Prototype and all callers updated.
741 (eliminate_redundant_computations): Remove WALK_DATA parameter.
742 Prototype and all callers updated.
743 (optimize_stmt): WALK_DATA parameter is now unused.
745 * tree-vrp.c (local_fold): New function. Like fold, but
746 strips useless type conversions in the result.
747 (simplify_using_ranges): New function, largely cribbed from
748 tree-ssa-dom.c::simplify_rhs_and_lookup_avail_expr.
749 (vrp_finalize): Call simplify_using_ranges.
751 2005-06-13 Mark Mitchell <mark@codesourcery.com>
753 * config/i386/x86-64.h (ASM_SPEC): Explicitly pass --64 to the
754 assembler in 64-bit mode.
756 2005-06-13 David Edelsohn <edelsohn@gnu.org>
758 Revert scc_operand patch.
759 * config/rs6000/predicates.md (scc_operand): Delete.
760 * config/rs6000/rs6000.md (scc_operand): Change to scc_eq_operand.
762 2005-06-13 Jakub Jelinek <jakub@redhat.com>
764 * trans-expr.c (gfc_conv_function_call): Return int instead of
765 void. Use a local variable for has_alternate_specifier and
766 return it. Avoid modification of function type's return value
767 in place, since it may be shared.
768 * trans.h (has_alternate_specifier): Remove.
769 (gfc_conv_function_call): Change return type.
770 * trans-stmt.c (has_alternate_specifier): Remove.
771 (gfc_trans_call): Add a local has_alternate_specifier variable,
772 set it from gfc_conv_function_call return value.
774 2005-06-13 Zdenek Dvorak <dvorakz@suse.cz>
777 * fold-const.c (split_address_to_core_and_offset): Always return
778 the address of the base object.
780 2005-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
782 * doc/invoke.texi (Blackfin Options): Document -mlong-calls.
784 2005-06-12 Richard Henderson <rth@redhat.com>
787 * tree-complex.c (update_complex_components_on_edge): New.
788 (update_parameter_components): Use it.
789 (update_phi_components): Likewise.
790 (expand_complex_move): Likewise for is_ctrl_altering_stmt.
792 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
794 PR tree-optimization/14796
795 * fold-const (fold_binary): Transform (X << C) >> C into X & (-1>>C)
798 2005-06-12 Kazu Hirata <kazu@codesourcery.com>
800 * cgraphunit.c, tree-ssa-loop-ivopts.c,
801 tree-ssa-structalias.c, tree-vectorizer.c, tree-vectorizer.h,
802 config/sparc/sparc.c: Fix comment typos.
804 2005-06-12 Richard Earnshaw <richard.earnshaw@arm.com>
806 * arm/ieee754-df.s (aeabi_dcmpeq, aeabi_dcmplt, aeabi_dcmple)
807 (aeabi_dcmpge, aeabi_dcmpgt): Maintain 8-byte stack alignment.
808 * arm/ieee754-sf.s (aeabi_l2f, aeabi_fcmpeq, aeabi_fcmplt)
809 (aeabi_fcmple, aeabi_fcmpge, aeabi_fcmpgt): Likewise.
811 2005-06-12 James A. Morrison <phython@gcc.gnu.org>
813 PR tree-optimization/14796
814 * fold-const.c (fold_binary): Transform (A >> C) << C into
816 <shift>: Transform (A OP c1) OP c2 into A OP (c1 + c2).
818 2005-06-11 Geoffrey Keating <geoffk@apple.com>
820 * config/rs6000/predicates.md (reg_or_arith_cint_operand): Delete.
821 (reg_or_add_cint_operand): Rename from reg_or_add_cint64_operand.
823 (reg_or_sub_cint_operand): Likewise.
824 (mask_operand): Handle DImode.
825 (mask64_operand): Delete.
826 (and64_operand): Delete.
827 * config/rs6000/rs6000.c (num_insns_constant): Use mask_operand
828 instead of mask64_operand.
829 (print_operand): Likewise.
830 (rs6000_rtx_costs): Use mask_operand and reg_or_add_cint_operand and
831 reg_or_sub_cint_operand instead of *64_* variants.
832 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Use mask_operand
833 instead of mask64_operand.
834 * config/rs6000/rs6000.md: Use mask_operand and and_operand instead
838 (add<mode>3): Use reg_or_add_cint_operand.
840 (sub<mode>3): Use reg_or_sub_cint_operand.
841 (udiv<mode>3, div<mode>3, div<mode>3_no_mq, mod<mode>3,
842 mov<mode>_internal2, mov<mode>, cmp<mode>, cmp<mode>,
843 cmp<mode>_internal1, indirect_jump<mode>, ctr<mode>,
844 ctr<mode>_internal1, ctr<mode>_internal2, ctr<mode>_internal5,
845 ctr<mode>_internal6, save_fpregs_<mode>, return_internal_<mode>,
846 return_and_restore_fpregs_<mode>, eh_set_lr_<mode>,
847 various unnamed patterns): New.
848 (udivsi3, divsi3, divsi3_no_mq, modsi3, movsi_internal2, movsi,
849 cmpsi, cmpsi_internal1, indirect_jumpsi, ctrsi, ctrsi_internal1,
850 ctrsi_internal2, ctrsi_internal5, ctrsi_internal6, save_fpregs_si,
851 return_internal_si, return_and_restore_fpregs_si, eh_set_lr_si,
852 udivdi3, divdi3, divdi3_no_mq, moddi3, movdi_internal2, movdi,
853 cmpdi, cmpdi_internal1, indirect_jumpdi, ctrdi, ctrdi_internal1,
854 ctrdi_internal2, ctrdi_internal5, ctrdi_internal6, save_fpregs_di,
855 return_internal_di, return_and_restore_fpregs_di, eh_set_lr_di,
856 movhi, movqi, cmpsf, cmpdf, cmptf, various unnamed patterns):
859 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
861 * rtl.h (to_rtx_code): Remove.
862 * machmode.h (to_machine_mode): Likewise.
863 * read-rtl.c (apply_mode_macro): Replace to_machine_mode with
865 (apply_mode_maps): Likewise.
866 (read_rtx_1): Likewise.
867 (apply_code_macro): Replace to to_rtx_code with explicit cast.
868 (check_code_macro): Likewise.
869 (read_rtx_1): Likewise.
871 2005-06-11 Gabriel Dos Reis <gdr@integrable-solutions.net>
873 * c-typeck.c (convert_for_assignment): Avoid checking
874 OPT_Wc___compat, as it is always true.
876 2005-06-11 David Edelsohn <edelsohn@gnu.org>
878 * config/rs6000/rs6000.md (eq<mode>_compare): Restrict to Pmode.
880 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
882 Fix PR tree-optimization/22005
883 Fix PR tree-optimization/22025
885 * tree-ssa-structalias.c (struct variable_info): Add has_union
887 (create_variable_info_for): Mark variables containing unions.
888 Don't sort the field stack if notokay is true.
889 (find_what_p_points_to): Convert variables containing unions back
890 to their SFT's if necessary.
892 2005-06-11 Daniel Berlin <dberlin@dberlin.org>
894 * lambda-code.c (replace_uses_equiv_to_x_with_y): Verify the step
895 is an INTEGER_CST before calling int_cst_value.
897 2005-06-10 Uros Bizjak <uros@kss-loka.si>
900 * config/i386/i386.c (ix86_function_value_regno_p): Return true
901 for FIRST_MMX_REG if TARGET_MMX.
902 (ix86_return_in_memory): Return 1 for MMX/3dNow vectors. Delete
904 (ix86_struct_value_rtx): Emit warning for MMX ABI violations.
905 (ix86_value_regno): Return FIRST_MMX_REG for MMX vector modes.
907 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
909 * lambda-code.c (replace_uses_equiv_to_x_with_y): Check step
910 and access function against chrec_dont_know.
912 2005-06-10 Daniel Berlin <dberlin@dberlin.org>
914 * lambda-code.c (replace_uses_of_x_with_y): Renamed and rewritten
916 (exit_phi_for_loop_p): New function.
917 (can_put_in_inner_loop): Ditto.
918 (can_convert_to_perfect_nest): Ditto.
919 (perfect_nestify): Create iv with right type.
920 Rewrite statements in correct order.
922 2005-06-10 Keith Besaw <kbesaw@us.ibm.com>
924 * tree-ssa-alias.c (new_type_alias): Use existing type
925 tag if VAR has just one in its may_aliases list.
927 2005-06-10 Fariborz Jahanian <fjahanian@apple.com>
929 * rs6000/predicates.md (scc_operand): New.
930 * rs6000/rs6000.md : Use scc_operand for eq:SI compares.
932 2005-06-10 Dorit Nuzman <dorit@il.ibm.com>
934 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): DRs whose
935 dependence-distance modulo VF is 0 are recorded in the
936 SAME_ALIGN_REFs VEC in each DR.
937 (vect_enhance_data_refs_alignment): Avoid 80 column overflow. The
938 alignment information of DRs that are in the SAME_ALIGN_REFs VEC of the
939 DR we want to peel for, is set to 0.
940 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Fix printout.
941 * tree-vectorizer.c (destroy_loop_vec_info): Free the SAME_ALIGN_REFs
943 * tree-vectorizer.h (dr_p): New type. Defined to use the VEC API.
944 (_stmt_vec_info): Added new field same_align_refs.
945 (STMT_VINFO_SAME_ALIGN_REFS): New macro.
947 2005-06-10 Nathan Sidwell <nathan@codesourcery.com>
949 * vec.h (VEC_safe_grow): Append MEM_STAT_INFO.
951 2005-06-10 Alan Modra <amodra@bigpond.net.au>
953 * config/rs6000/linux.h (NO_PROFILE_COUNTERS): Define.
954 * config/rs6000/linux64.h (NO_PROFILE_COUNTERS): Define as 1.
955 * config/rs6000/rs6000.c (output_function_profiler): Obey
956 NO_PROFILE_COUNTERS. Handle TARGET_SECURE_PLT. Use "bcl 20,31"
957 for -fPIC. Delete save_lr and substitute its value into strings.
959 2005-06-09 Dale Johannesen <dalej@apple.com>
961 * config/i386/i386.c (optimization_options): Make -fno-math-errno
962 the default on Darwin.
963 * config/rs6000/rs6000.c (optimization_options): Ditto.
964 * doc/invoke.texi (-fno-math-errno): Document.
966 2005-06-09 Dale Johannesen <dalej@apple.com>
968 * config/rs6000/rs6000.c (TARGET_INSN_VALID_WITHIN_DOLOOP):
969 Change to TARGET_INVALID_WITHIN_DOLOOP.
971 2005-06-09 David Edelsohn <edelsohn@gnu.org>
973 * config/rs6000/rs6000.md (eq): Convert to define_insn_and_split.
974 * config/rs6000/predicates.md (scc_eq_operand): New.
976 2005-06-09 Kaz Kojima <kkojima@gcc.gnu.org>
978 * config/sh/sh.md (mextr_rl): Set buffer size properly.
979 (*mextr_lr): Likewise.
981 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.net>
984 * c.opt (Wc++-compat): New.
985 * doc/invoke.texi (-Wc++-compat): Document.
986 * c-typeck.c (convert_for_assignment): Check for implicit
987 conversion void* -> T*.
989 2005-06-09 Gabriel Dos Reis <gdr@integrable-solutions.edu>
991 * machmode.h (to_machine_mode): New.
992 * rtl.h (to_rtx_code): Likewise.
993 * read-rtl.c (apply_mode_macro): Convert mode to machine_mode.
994 (print_c_condition): Convert return value of htab_find().
995 (apply_code_macro): Add explicit cast when convertin to enums.
996 (apply_mode_maps): Likewise.
997 (check_code_macro): Likewise.
998 (read_rtx_1): Likewise.
1000 2005-06-09 Richard Henderson <rth@redhat.com>
1002 * config/ia64/ia64.c (update_set_flags): Just return for IF_THEN_ELSE.
1003 Use SCALAR_FLOAT_MODE_P.
1004 * config/ia64/vect.md (vcondv2sf): Remove code check on comparison.
1005 (fselect): Rename from fpcmp; use %F.
1008 2005-06-09 Jan Hubicka <jh@suse.cz>
1010 * cgraphunit.c (cgraph_create_edges): Do not walk BLOCK; finalize
1011 local statics when doing unit-at-a-time.
1012 (cgraph_varpool_assemble_pending_decls): Output debug info.
1013 * dwarf2out.c (decls_for_scope): Skip local statics.
1014 (dwarf2out_decl): Handle local statics.
1015 * passes.c (rest_of_decl_compilation): Do not differentiate
1016 local and global statics in unit-at-a-time.
1017 * tree-inline.c (remap_decls): Put local static into
1018 unexpanded_vars_list rather than introducing duplicated VAR_DECL
1021 2005-06-09 Daniel Berlin <dberlin@dberlin.org>
1023 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Fix
1026 2005-06-08 Daniel Berlin <dberlin@dberlin.org>
1028 * Makefile.in (OBJS-common): Add tree-ssa-structalias.o.
1029 * tree-flow.h (find_what_p_points_to): Add prototype.
1030 (push_fields_onto_fieldstack): Ditto.
1031 (sort_fieldstack): Ditto.
1032 * tree-optimize.c (init_tree_optimization_passes): Add
1033 pass_build_pta and pass_del_pta.
1034 * tree-pass.h (pass_build_pta): New structure.
1035 (pass_del_pta): Ditto.
1036 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): Disambiguate
1037 using new alias analyzer.
1038 (push_fields_onto_fieldstack): Removed from here.
1039 (bitpos_of_field): Ditto.
1040 (fieldoff_compare): Ditto.
1041 * tree-ssa-structalias.c: New file.
1042 * tree-ssa-structalias.h: Ditto.
1044 2005-06-09 Nathan Sidwell <nathan@codesourcery.com>
1046 * c-typeck.c (build_c_cast): Check type punning on COMPONENT_REF
1049 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
1051 * config/bfin/bfin.c (enum bfin_builtins): Moved here from...
1052 * config/bfin/bfin.h (enum bfin_builtins): ... here.
1054 2005-06-09 Adrian Straetling <straetling@de.ibm.com>
1056 * target.h (insn_valid_within_doloop): Rename into
1057 "invalid_within_doloop". Change return type to "const char *".
1059 * targhooks.h (default_insn_valid_within_doloop): Rename into
1060 "default_invalid_within_doloop".
1061 * targhooks.c (default_insn_valid_within_doloop): Likewise.
1063 * target-def.h (TARGET_INSN_VALID_WITHIN_DOLOOP): Rename target hook
1064 into "TARGET_INVALID_WITHIN_DOLOOP". Default it to
1065 "default_invalid_within_doloop".
1066 * hooks.c (hook_constcharptr_rtx_null): New function.
1067 (hook_bool_rtx_true): Remove.
1068 * hooks.h (hook_constcharptr_rtx_null): Declare.
1069 (hook_bool_rtx_true): Remove.
1070 * loop-doloop.c (doloop_valid_p): Temporarily store return value of
1071 "invalid_within_doloop" and print error message if non-null.
1073 * doc/tm.texi: Update documentation.
1074 * config/s390/s390.c: Adjust to new hook name and new default hook.
1075 * config/rs6000/rs6000.c: (rs6000_insn_valid_within_doloop): Rename
1076 into "rs6000_invalid_within_doloop".
1077 (rs6000_invalid_within_doloop): Change return type to "static const
1078 char *" and replace return values. Update Comment.
1080 2005-06-09 Bernd Schmidt <bernd.schmidt@analog.com>
1082 * config/bfin/bfin.opt (mlong-calls): New.
1083 * config/bfin/predicates.md (call_insn_operand): Disallow SYMBOL_REF
1084 if TARGET_LONG_CALLS.
1086 2005-06-09 Richard Henderson <rth@redhat.com>
1089 * tree.h (DECL_COMPLEX_GIMPLE_REG_P): New.
1090 (struct tree_decl): Add gimple_reg_flag.
1091 * integrate.c (copy_decl_for_inlining): Copy it.
1092 * gimplify.c (internal_get_tmp_var): Set it.
1093 (gimplify_bind_expr): Likewise.
1094 (gimplify_function_tree): Likewise.
1095 (gimplify_modify_expr_complex_part): New.
1096 (gimplify_modify_expr): Use it.
1097 * tree-gimple.c (is_gimple_reg_type): Allow complex.
1098 (is_gimple_reg): Allow complex with DECL_COMPLEX_GIMPLE_REG_P set.
1100 * tree-complex.c (complex_lattice_t): New.
1101 (complex_lattice_values, complex_variable_components): New.
1102 (some_nonzerop, find_lattice_value, is_complex_reg,
1103 init_parameter_lattice_values, init_dont_simulate_again,
1104 complex_visit_stmt, complex_visit_phi, create_components,
1105 update_complex_components, update_parameter_components,
1106 update_phi_components, update_all_vops, expand_complex_move): New.
1107 (extract_component): Handle INDIRECT_REF, COMPONENT_REF, ARRAY_REF,
1109 (update_complex_assignment): Use update_complex_components;
1110 handle updates of return_expr properly.
1111 (expand_complex_addition): Use complex lattice values.
1112 (expand_complex_multiplication): Likewise.
1113 (expand_complex_division): Likewise.
1114 (expand_complex_libcall): Use update_complex_components.
1115 (expand_complex_comparison): Use update_stmt.
1116 (expand_complex_operations_1): Use expand_complex_move, retrieve
1118 (tree_lower_complex): Compute lattice values.
1119 (tree_lower_complex_O0): Duplicate from tree_lower_complex.
1120 (pass_lower_complex_O0): Rename from pass_lower_complex.
1121 (pass_lower_complex, gate_no_optimization): New.
1122 * tree-optimize.c (init_tree_optimization_passes): Update for
1123 complex pass changes.
1124 * tree-pass.h (pass_lower_complex_O0): Declare.
1126 2005-06-08 Dale Johannesen <dalej@apple.com>
1128 * config/darwin.c (darwin_binds_local_p): New.
1129 * config/darwin-protos.h (darwin_binds_local_p): Declare it.
1130 * config/i386/i386.c (TARGET_BINDS_LOCAL_P): Use it for TARGET_MACHO.
1131 * config/rs6000/rs6000.c (rs6000_binds_local_p): Remove.
1132 (TARGET_BINDS_LOCAL_P): Change it to darwin_binds_local_p.
1134 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
1136 * config/rs6000/rs6000.h: Remove rs6000_long_double_size_string,
1137 rs6000_isel, rs6000_spe, rs6000_alignment_string,
1138 rs6000_sched_restricted_insns_priority_str,
1139 rs6000_sched_restricted_insns_priority, rs6000_abi_string.
1141 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1143 * tree-ssa-address.c (addr_for_mem_ref): Use LAST_VIRTUAL_REGISTER
1144 instead of FIRST_PSEUDO_REGISTER for creating pseudoregisters.
1145 * tree-ssa-loop-ivopts.c (add_cost, multiply_by_cost,
1146 multiplier_allowed_in_address_p, get_address_cost): Ditto.
1148 2005-06-08 Richard Henderson <rth@redhat.com>
1150 * config/ia64/ia64.h (NO_PROFILE_COUNTERS): New.
1151 * config/ia64/ia64.c (ia64_output_function_profiler): Honor it.
1152 Emit out3 load right after alloc.
1154 2005-06-08 Aldy Hernandez <aldyh@redhat.com>
1156 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use
1157 rs6000_explicit_options.
1159 2005-06-08 Richard Henderson <rth@redhat.com>
1161 * config/ia64/ia64.h (FUNCTION_PROFILER): Move implementation ...
1162 * config/ia64/ia64.c (ia64_output_function_profiler): ... here; add
1164 * config/ia64/ia64-protos.h (ia64_output_function_profiler): Declare.
1166 2005-06-08 Joseph S. Myers <joseph@codesourcery.com>
1168 * config/sol2-c.c (cmn_err_char_table): Allow width for %b
1171 2005-06-08 James A. Morrison <phython@gcc.gnu.org>
1174 * config/sparc/sparc.c (sparc_fold_builtin): New function
1175 (sparc_vis_mul8x16): New function.
1176 (sparc_handle_vis_mul8x16): New function.
1177 (TARGET_FOLD_BUILTIN): Define to sparc_fold_builtin.
1179 2005-06-08 David Edelsohn <edelsohn@gnu.org>
1181 * config/rs6000/rs6000.md (call_indirect_nonlocal_aix32): Prefer
1183 (call_indirect_nonlocal_aix64): Same.
1184 (call_value_indirect_nonlocal_aix32): Same.
1185 (call_value_indirect_nonlocal_aix64): Same.
1188 (eq): Use CLZ splitter for compare with zero.
1190 2005-06-08 Bernd Schmidt <bernd.schmidt@analog.com>
1192 * config/bfin/bfin.c (bfin_return_in_memory): Simplify; return
1193 everything larger than 8 bytes in memory.
1195 * config/bfin/bfin.h (enum bfin_builtins): New.
1196 * config/bfin/bfin.md (UNSPEC_VOLATILE_CSYNC, UNSPEC_VOLATILE_SSYNC):
1198 (csync, ssync): New insn patterns.
1199 * config/bfin/bfin.c (bfin_init_builtins, bfin_expand_builtin):
1201 (def_builtin): New macro.
1202 (TARGET_INIT_BUILTINS, TARGET_EXPAND_BUILTIN): Define.
1204 From Jie Zhang <jie.zhang@analog.com>
1205 * config/bfin/bfin.h (ASM_OUTPUT_ALIGN): Gas now emulates the
1206 behavior of the native assembler in VDSP. So change accordingly.
1208 2005-06-08 Sebastian Pop <pop@cri.ensmp.fr>
1210 * tree-data-ref.c (compute_estimated_nb_iterations,
1211 analyze_array_indexes, compute_overlap_steps_for_affine_1_2,
1212 analyze_subscript_affine_affine, find_data_references_in_loop):
1213 Fixed to use chrec_contains_undetermined to test the values of
1214 loop->estimated_nb_iterations.
1215 * tree-ssa-loop-niter.c (estimate_numbers_of_iterations_loop):
1216 Compute the estimation only when loop->estimated_nb_iterations
1217 has not yet been initialized.
1218 (convert_step_widening, scev_probably_wraps_p): Add a call to
1219 estimate_numbers_of_iterations_loop.
1220 * tree-vrp.c (execute_vrp): Don't call estimate_numbers_of_iterations.
1222 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1225 * dwarf2out.c (add_loc_descr_op_piece): Move to the
1226 DWARF2_DEBUGGING_INFO section.
1228 2005-06-08 Richard Henderson <rth@redhat.com>
1231 * config/ia64/ia64.c (emit_predicate_relation_info): Skip p0.
1233 2005-06-08 Eric Botcazou <ebotcazou@libertysurf.fr>
1236 * target.h (gcc_target) <asm_out>: New field output_dwarf_dtprel.
1237 * target-def.h (TARGET_ASM_OUTPUT_DWARF_DTPREL): New macro.
1238 (TARGET_ASM_OUT): Add it.
1239 * doc/tm.texi (Debugging Info): Document it.
1240 * dwarf2out.c (output_loc_operands) <INTERNAL_DW_OP_tls_addr>:
1241 Test it instead of ASM_OUTPUT_DWARF_DTPREL.
1242 (loc_descriptor_from_tree_1) <VAR_DECL>: Likewise.
1243 * system.h: Poison ASM_OUTPUT_DWARF_DTPREL.
1244 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Delete.
1245 * config/frv/frv.c (frv_output_dwarf_dtprel): Make static and unused.
1246 (gen_inlined_tls_plt): Remove unused variable MEM.
1247 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to frv_output_dwarf_dtprel.
1248 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1249 * config/i386/i386-protos.h (i386_output_dwarf_dtprel): Delete.
1250 * config/i386/i386.c (i386_output_dwarf_dtprel): Make static and
1252 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to i386_output_dwarf_dtprel.
1253 * config/i386/i386.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1254 * config/ia64/ia64-protos.h (ia64_output_dwarf_dtprel): Delete.
1255 * config/ia64/ia64.c (ia64_output_dwarf_dtprel): Make static and
1257 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to ia64_output_dwarf_dtprel.
1258 * config/ia64/ia64.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1259 * config/rs6000/rs6000-protos.h (rs6000_output_dwarf_dtprel): Delete.
1260 * config/rs6000/rs6000.c (rs6000_output_dwarf_dtprel): Make static and
1262 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to rs6000_output_dwarf_dtprel
1263 * config/rs6000/rs6000.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1264 * config/s390/s390-protos.h (s390_output_dwarf_dtprel): Delete.
1265 * config/s390/s390.c (s390_output_dwarf_dtprel): Make static and
1267 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to s390_output_dwarf_dtprel.
1268 * config/s390/s390.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1269 * config/sparc/sol2-gas.h (TARGET_SUN_TLS): Define to 0.
1270 (TARGET_GNU_TLS): Define to 1.
1271 * config/sparc/sparc-protos.h (sparc_output_dwarf_dtprel): Delete.
1272 * config/sparc/sparc.c (sparc_output_dwarf_dtprel): Make static and
1274 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define to sparc_output_dwarf_dtprel
1275 if TARGET_GNU_TLS only.
1276 * config/sparc/sparc.h (ASM_OUTPUT_DWARF_DTPREL): Delete.
1278 * config.gcc (sparc64-*-solaris2*): Include tm-dwarf2.h last.
1279 (sparc-*-solaris2*): Likewise on Solaris 7 and up.
1281 2005-06-07 Dale Johannesen <dalej@apple.com>
1283 * config/i386/i386.md (movqi_1): Fix case where source
1284 is memory and destination EDI.
1286 2005-06-08 Kazu Hirata <kazu@codesourcery.com>
1288 * config/c4x/c4x.h (PREDICATE_CODES): Remove mem_operand.
1290 2005-06-07 Eric Christopher <echristo@redhat.com>
1292 * system.h: Poison EXTRA_CC_MODES.
1293 * config/frv/frv.h (SELECT_CC_MODE): Rewrite comment.
1294 * config/ia64/ia64.h (SELECT_CC_MODE): Ditto.
1295 * doc/md.texi (Jump Patterns): Replace reference to
1296 EXTRA_CC_MODES with machine-modes.def.
1297 * doc/rtl.texi (Machine Modes): Ditto.
1299 2005-06-07 Richard Henderson <rth@redhat.com>
1301 * varasm.c (initialize_cold_section_name): Fix alloca buffer overflow.
1302 (assemble_start_function): Fix strcmp confusion.
1304 2005-06-07 Uros Bizjak <uros@kss-loka.si>
1306 * config/i386/i386.h (enum ix86_entity): New.
1307 (enum ix86_stack_slot): New.
1308 (OPTIMIZE_MODE_SWITCHING): Redefine to use
1309 ix86_optimize_mode_switching[] array.
1310 (NUM_MODES_FOR_MODE_SWITCHING): Redefine for 4 entities.
1311 (MODE_NEEDED): Use ix86_mode_needed() function.
1312 (EMIT_MODE_SET): Redefine for changed emit_i387_cw_initialization ()
1314 (struct machine_function): Use optimize_mode_switching[] array.
1316 * config/i386/i386.c (MAX_386_STACK_LOCALS): Remove.
1317 (ix86_mode_needed): New function.
1318 (emit_i387_cw_initialization): Cleanup. Use mode to calculate
1319 correct stack positions for stored control words.
1320 (assign_386_stack_local): Use enum ix86_stack_slot. Change assert.
1321 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR]: Change constant to
1323 [IX86_BUILTIN_STMXCSR]: Same.
1325 * config/i386/i386-protos.h (assign_stack_local): Change prototype.
1326 (emit_i387_cw_initialization): Change prototype.
1327 (ix86_mode_needed): New prototype.
1329 * config/i386/i386.md (i387_cw attribute): Change order of elements.
1330 (truncdfsf2, truncxfsf2, truncxfdf2, fix_trunc<mode>_fisttp_i387_1)
1331 (*fix_trunc<mode>_i387_1, lrint<mode>2, *fist<mode>2_floor_1)
1332 (*fist<mode>2_ceil_1): Change constant in call to
1333 assign_386_stack_local to SLOT_TEMP.
1334 (*fix_trunc<mode>_i387_1): Change constant in call to
1335 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1336 Use new ix86_optimize_mode_switching[] array.
1337 (frndintxf2_floor, *fist<mode>2_floor_1): Change constants in call to
1338 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_FLOOR.
1339 Use new ix86_optimize_mode_switching[] array.
1340 (frndintxf2_ceil, *fist<mode>2_ceil_1): Change constants in call to
1341 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_CEIL.
1342 Use new ix86_optimize_mode_switching[] array.
1343 (frndintxf2_trunc): Change constants in call to
1344 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_TRUNC.
1345 Use new ix86_optimize_mode_switching[] array.
1346 (frndintxf2_mask_pm): Change constants in call to
1347 assign_386_stack_local to SLOT_CW_STORED and SLOT_CW_MASK_PM.
1348 Use new ix86_optimize_mode_switching[] array.
1350 (define_peephole2): Change constant from 17 to FLAGS_REG;
1352 2005-06-07 Richard Henderson <rth@redhat.com>
1355 * rtlanal.c (reg_overlap_mentioned_p) <MEM>: Handle 'E' formats.
1357 2005-06-07 Dale Johannesen <dalej@apple.com>
1359 * tree-nested.c (finalize_nesting_tree_1): Disable
1360 warn_padded around layout_type call.
1362 2005-06-08 Zdenek Dvorak <dvorakz@suse.cz>
1364 * tree-ssa-loop-ivopts.c (rewrite_use_outer): Unshare the expression
1367 2005-06-07 Eric Christopher <echristo@redhat.com>
1369 * config/mips/predicates.md: Revert previous patch.
1371 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1374 * tree.c (get_unwidened): Stop at NOP_EXPR/CONVERT_EXPR that convert
1377 2005-06-07 Diego Novillo <dnovillo@redhat.com>
1379 * tree-ssa-threadupdate.c (struct thread_stats_d): Declare.
1380 (thread_stats): New local variable.
1381 (redirect_edges): Increment count of threaded edges.
1382 (thread_through_all_blocks): Initialize thread_stats.
1383 Display number of threaded jumps if TDF_STATS is enabled.
1385 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1387 * sbitmap.h (sbitmap_iter_init): Consistently treat bit_num as
1388 the current bit index with no modulo.
1390 2005-06-07 Sebastian Pop <pop@cri.ensmp.fr>
1392 PR 18403 and meta PR 21861.
1393 * Makefile.in (tree-chrec.o): Depend on CFGLOOP_H and TREE_FLOW_H.
1394 * tree-chrec.c: Include cfgloop.h and tree-flow.h.
1395 (evolution_function_is_invariant_rec_p,
1396 evolution_function_is_invariant_p): New.
1397 (chrec_convert): Use an extra parameter AT_STMT for refining the
1398 information that is passed down to convert_step. Integrate the
1399 code that was in count_ev_in_wider_type.
1400 * tree-chrec.h (count_ev_in_wider_type): Removed.
1401 (chrec_convert): Modify its declaration.
1402 (evolution_function_is_invariant_p): Declared.
1403 (evolution_function_is_affine_p): Use evolution_function_is_invariant_p.
1404 * tree-flow.h (can_count_iv_in_wider_type): Renamed convert_step.
1405 (scev_probably_wraps_p): Declared.
1406 * tree-scalar-evolution.c (count_ev_in_wider_type): Removed.
1407 (follow_ssa_edge_in_rhs, interpret_rhs_modify_expr):
1408 Use an extra parameter AT_STMT for refining the information that is
1409 passed down to convert_step.
1410 (follow_ssa_edge_inner_loop_phi, follow_ssa_edge,
1411 analyze_scalar_evolution_1): Initialize AT_STMT with the current
1413 (instantiate_parameters_1): Don't know yet how to initialize AT_STMT.
1414 * tree-ssa-loop-ivopts.c (idx_find_step): Update the use of
1415 can_count_iv_in_wider_type to use convert_step.
1416 * tree-ssa-loop-niter.c (can_count_iv_in_wider_type_bound): Move
1417 code that is independent of the loop over the known iteration
1418 bounds to convert_step_widening, the rest is moved to
1419 proved_non_wrapping_p.
1420 (scev_probably_wraps_p): New.
1421 (can_count_iv_in_wider_type): Renamed convert_step.
1422 * tree-vrp.c (adjust_range_with_scev): Take an extra AT_STMT parameter.
1423 Use scev_probably_wraps_p for computing init_is_max.
1424 (vrp_visit_assignment): Pass the current analyzed statement to
1425 adjust_range_with_scev.
1426 (execute_vrp): Call estimate_numbers_of_iterations for refining the
1427 information provided by scev analyzer.
1429 2005-06-07 Eric Christopher <echristo@redhat.com>
1431 * config/mips/predicates.md (sleu_operand): Use
1432 IN_RANGE to specify range of operand.
1434 2005-06-07 Steven Bosscher <stevenb@suse.de>
1436 PR tree-optimization/21847
1437 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): With
1438 -fnon-call-exceptions, also mark statements inherently
1439 necessary if they may throw.
1441 2005-06-07 Adrian Straetling <straetling@de.ibm.com>
1443 * config/s390/s390.md: ("UNSPECV_MB", "UNSPECV_CAS"): New constants.
1444 ("type"): Add "sem" to 'type' attribute.
1445 ("memory_barrier", "*memory_barrier", "sync_compare_and_swapdi",
1446 "sync_compare_and_swapsi", "sync_compare_and_swap_ccdi",
1447 "sync_compare_and_swap_ccsi", "*sync_compare_and_swap_ccdi",
1448 "*sync_compare_and_swap_ccsi"): New patterns.
1449 * config/s390/2064.md: ("z_sem"): New insn_reservation.
1450 * config/s390/2084.md: ("x_sem"): New insn_reservation.
1451 * config/s390/s390.c: (s390_compare_emitted): New global variable.
1452 (s390_emit_compare): Do not emit comparison again after cas.
1453 * config/s390/s390.h (s390_compare_emitted): Declare.
1455 2005-06-07 Kazu Hirata <kazu@codesourcery.com>
1457 * sbitmap.h (sbitmap_iterator, sbitmap_iter_init,
1458 sbitmap_iter_cond, sbitmap_iter_next): New.
1459 * bt-load.c, cfganal.c, combine.c, ddg.c, flow.c,
1460 modulo-sched.c, sbitmap.c, sched-rgn.c, tree-into-ssa.c,
1461 tree-outof-ssa.c, tree-ssa-alias.c, tree-ssa-live.c: Update
1462 uses of EXECUTE_IF_SET_IN_SBITMAP to the new style.
1464 2005-06-07 Zdenek Dvorak <dvorakz@suse.cz>
1466 * tree-ssa-address.c: New file.
1467 * Makefile.in (tree-ssa-address.o): Add.
1468 * expr.c (expand_expr_real_1): Do not handle REF_ORIGINAL on
1469 INDIRECT_REFs. Handle TARGET_MEM_REFs.
1470 * tree-eh.c (tree_could_trap_p): Handle TARGET_MEM_REFs.
1471 * tree-flow.h (struct mem_address): New.
1472 (struct affine_tree_combination): Moved from tree-ssa-loop-ivopts.c.
1473 (create_mem_ref, addr_for_mem_ref, get_address_description,
1474 maybe_fold_tmr, multiplier_allowed_in_address_p,
1475 multiply_by_cost): Declare.
1476 * tree-mudflap.c (mf_xform_derefs_1): Handle TARGET_MEM_REFs.
1477 * tree-pretty-print.c (dump_generic_node): Ditto.
1478 * tree-ssa-loop-im.c (for_each_index): Ditto.
1479 * tree-ssa-loop-ivopts.c (may_be_unaligned_p,
1480 find_interesting_uses_address): Ditto.
1481 (rewrite_address_base, build_addr_strip_iref): Removed.
1482 (struct affine_tree_combination): Moved to tree-flow.h.
1483 (get_ref_tag, copy_ref_info): New functions.
1484 (rewrite_use_address): Produce TARGET_MEM_REFs.
1485 (tree_ssa_iv_optimize): Do not call update_ssa
1486 and rewrite_into_loop_closed_ssa.
1487 (tree_to_aff_combination): Use build_fold_addr_expr instead of
1488 build_addr_strip_iref.
1489 (unshare_aff_combination): New function.
1490 (fold_affine_sum): Removed.
1491 (get_computation_at): Use get_computation_aff. Unshare the result.
1492 (get_computation_aff, multiplier_allowed_in_address_p): New function.
1493 (multiply_by_cost): Exported.
1494 (get_address_cost): Use multiplier_allowed_in_address_p.
1495 * tree-ssa-operands.c (get_tmr_operands): New function.
1496 (get_expr_operands): Handle TARGET_MEM_REFs.
1497 * tree.c (copy_node_stat): Copy annotations for TARGET_MEM_REFs.
1498 (build): Handle 7 arguments.
1499 (build7_stat): New function.
1500 * tree.def (TARGET_MEM_DEF): New.
1501 * tree.h (REF_ORIGINAL): Removed.
1502 (TMR_SYMBOL, TMR_BASE, TMR_INDEX, TMR_STEP, TMR_OFFSET, TMR_ORIGINAL,
1503 TMR_TAG, build7): New macros.
1504 (build7_stat, tree_mem_ref_addr, copy_mem_ref_info): Declare.
1505 * tree-ssa-ccp.c (fold_stmt_r): Call maybe_fold_tmr.
1506 * doc/c-tree.texi: Document TARGET_MEM_REF.
1507 * doc/tree-ssa.texi: Add TARGET_MEM_REF to gimple grammar.
1509 2005-06-07 Jakub Jelinek <jakub@redhat.com>
1512 * dwarf2out.c (add_loc_descr_op_piece): New function.
1513 (multiple_reg_loc_descriptor, concat_loc_descriptor,
1514 loc_descriptor): Use it.
1515 * var-tracking.c: Include regs.h and expr.h.
1516 (emit_note_insn_var_location): Skip over pieces where offset
1517 is smaller than previous offset plus previous piece mode size.
1518 Optimize adjacent hard registers or memory locations.
1519 * Makefile.in (var-tracking.o): Depend on $(REGS_H) and $(EXPR_H).
1521 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1523 * c-typeck.c (c_finish_if_stmt): Use void_type_node as type
1525 * gimplify.c (gimplify_cond_expr): No need to fix up the
1528 2005-06-07 Richard Guenther <rguenth@gcc.gnu.org>
1530 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Fix
1533 2005-06-07 Geoffrey Keating <geoffk@apple.com>
1535 * config/rs6000/host-darwin.c (segv_handler): Widen the possible
1536 'stwux' instructions that are considered to be stack decrements.
1538 * rtlanal.c (subreg_offset_representable_p): Handle objects
1541 2005-06-06 Uros Bizjak <uros@kss-loka.si>
1543 * mode-switching.c (optimize_mode_switching): Fix n_exprs parameter
1544 in call to pre_edge_lcm.
1546 2005-06-06 Kaz Kojima <kkojima@gcc.gnu.org>
1548 * config/sh/linux-unwind.h (SH_DWARF_FRAME_XD0): Remove for SH5.
1549 (SH_DWARF_FRAME_PR, SH_DWARF_FRAME_GBR, SH_DWARF_FRAME_MACL)
1550 (SH_DWARF_FRAME_MACH, SH_DWARF_FRAME_PC, SH_DWARF_FRAME_FPUL):
1552 (SH_DWARF_FRAME_FP0, SH_DWARF_FRAME_FPSCR): Define to the correct
1553 dwarf register number for SHmedia.
1554 (shmedia_fallback_frame_state): New.
1555 (MD_FALLBACK_FRAME_STATE_FOR): Define to it for SH5.
1557 * config/sh/linux.h (FUNCTION_PROFILER): Provide SHMEDIA version.
1559 2005-06-06 Gabriel Dos Reis <gdr@integrable-solutions.net>
1561 * c-lex.c (lex_string): Use XOBFINISH.
1562 * collect2.c (extract_string, dump_file): Likewise.
1563 * dbxout.c (dbxout_finish_complex_stabs): Likewise.
1564 * gcc.c (init_spec, build_search_list, convert_filename,
1565 set_collect_gcc_options, do_spec_2, do_spec_1, main): Likewise.
1566 * genpreds.c (write_predicate_subfunction): Likewise.
1567 * genflags.c (main): Likewise.
1568 * read-rtl.c (mode_attr_index, apply_macro_to_string,
1569 join_c_conditions, read_quoted_string, read_braced_string,
1570 read_rtx_1): Likewise.
1571 * stringpool.c (ggc_alloc_string): Likewise.
1572 * tlink.c (obstack_fgets, recompile_files): Likewise.
1574 2005-06-06 Jakub Jelinek <jakub@redhat.com>
1576 * intl.h (G_): New macro.
1577 * rtl-error.c (error_for_asm, warning_for_asm): Use gmsgid
1578 instead of msgid for argument name.
1579 * tree-ssa.c (warn_uninit): Likewise.
1580 * c-parser.c (c_parser_error): Likewise.
1581 * config/rs6000/rs6000-c.c (SYNTAX_ERROR): Likewise.
1582 * config/darwin-c.c (BAD): Likewise.
1583 * config/c4x/c4x-c.c (BAD): Likewise.
1584 * c-pragma.c (GCC_BAD, GCC_BAD2): Likewise.
1585 * c-errors.c (pedwarn_c99, pedwarn_c90): Likewise.
1586 * c-common.c (c_parse_error): Likewise.
1587 * diagnostic.c (diagnostic_set_info, verbatim, inform, warning,
1588 warning0, pedwarn, error, sorry, fatal_error, internal_error):
1590 (fnotice): Use cmsgid instead of msgid for argument name.
1591 * gcov.c (fnotice): Likewise.
1592 * protoize.c (notice): Likewise.
1593 * final.c (output_operand_lossage): Likewise.
1594 * gcc.c (fatal, notice): Likewise.
1595 (error): Use gmsgid instead of msgid for argument name.
1596 * collect2.c (notice, fatal_perror, fatal): Use cmsgid instead
1597 of msgid for argument name.
1598 (error): Use gmsgid instead of msgid for argument name.
1599 * c-decl.c (locate_old_decl, implicit_decl_warning): Use G_()
1601 * c-typeck.c (readonly_error, convert_for_assignment): Likewise.
1602 * tree-inline.c (inline_forbidden_p_1): Likewise.
1603 * ABOUT-GCC-NLS: Require gettext 0.14.5 or later. Mention the new
1604 conventions for marking translations.
1605 * doc/install.texi: Mention gettext 0.14.5 or later requirement.
1607 * tree-chrec.c (reset_evolution_in_loop): Use build3 instead of
1610 * fold-const.c (operand_equal_p): Don't return 1, if element
1611 chains for 2 VECTOR_CSTs are not the same length.
1614 * fold-const.c (fold_ternary) <case BIT_FIELD_REF>: Don't crash if
1615 not all VECTOR_CST elements are given.
1617 * combine.c (try_combine): Use hard_regno_nregs array instead of
1618 HARD_REGNO_NREGS macro.
1619 * config/rs6000/rs6000.c (rs6000_split_multireg_move,
1620 rs6000_register_move_cost, rs6000_memory_move_cost): Likewise.
1621 * config/ia64/ia64.c (mark_reg_gr_used_mask): Likewise.
1623 2005-06-06 Daniel Berlin <dberlin@dberlin.org>
1625 * tree-ssa-reassoc.o: New.
1626 (OBJS-common): Add tree-ssa-reassoc.o
1627 * timevar.def: Add TV_TREE_REASSOC
1628 * tree-optimize.c (pass_reassoc): Add call.
1629 * tree-pass.h (pass_reassoc): Add.
1630 * tree-ssa-reassoc.c: New file.
1632 2005-06-06 Eric Christopher <echristo@redhat.com>
1635 * expr.c (do_store_flag): Remove check for non-negative BRANCH_COST.
1637 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1639 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Guard with
1640 HAVE_GAS_MAX_SKIP_P2ALIGN.
1641 (HAVE_AS_DWARF2_DEBUG_LINE): Remove.
1643 2005-06-06 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
1645 * Makefile.in (mips-tfile.o): Add $(srcdir)/../include prefix to
1646 getopt.h dependency.
1647 (mips-tdump.o): Likewise.
1649 2005-06-06 Jan Hubicka <jh@suse.cz>
1651 * predict.c (tree_predict_edge): Don't drop useless predictions;
1652 check that it is not called too late in the game.
1653 (gate_estimate_probability): New gate.
1654 (pass_profile): Gate.
1655 * tree-mudflap.c (mf_build_check_statement_for): Do not drop
1656 predictions; update CFG instead.
1657 * cfgrtl.c (rtl_verify_flow_info): Check that predcitions are consumed.
1659 2005-06-06 Jie Zhang <jie.zhang@analog.com>
1661 * config.gcc (bfin*-uclinux*): New.
1662 * config/bfin/uclinux.h: New file.
1664 2005-06-06 Ben Elliston <bje@au.ibm.com>
1666 * doc/md.texi (Insn Splitting): Fix some wording.
1668 2005-06-05 David Edelsohn <edelsohn@gnu.org>
1670 * config/rs6000/rs6000.c (rs6000_emit_swdivsf): New function.
1671 (rs6000_emit_swdivdf): New function.
1672 * config/rs6000/rs6000.md (fres): New pattern.
1673 (divsf3): Add approximation through rs6000_emit_swdivsf.
1674 (fred): New pattern.
1675 (divdf3): Add approximation through rs6000_emit_swdivdf.
1676 * config/rs6000/rs6000-protos.h (rs6000_emit_swdivsf): Declare.
1677 (rs6000_emit_swdivdf): Declare.
1678 * config/rs6000/rs6000.opt (mswdiv): New option.
1679 * doc/invoke.texi (RS/6000 and PowerPC Options): Document mswdiv.
1681 2005-06-05 Zdenek Dvorak <dvorakz@suse.cz>
1683 PR tree-optimization/21846
1684 * tree-cfg.c (replace_uses_by): Update information stored at loops.
1685 * tree-flow.h (substitute_in_loop_info): Declare.
1686 * tree-scalar-evolution.c (initialize_scalar_evolutions_analyzer):
1687 Ensure that chrec_dont_know and chrec_known have a type.
1688 * tree-ssa-loop-niter.c (substitute_in_loop_info): New function.
1690 2005-06-05 Steven Bosscher <stevenb@suse.de>
1692 * config/i386/i386.c (x86_use_loop): Remove.
1693 * config/i386/i386.h (x86_use_loop): Remove extern decl.
1694 (TARGET_USE_LOOP): Remove.
1695 * config/i386/i386.md (doloop_end, doloop_end_internal): Remove.
1696 Also remove related define_splits.
1698 2005-06-05 Dorit Nuzman <dorit@il.ibm.com>
1700 * tree-flow.h (stmt_ann_d): Move aux to ...
1701 (tree_ann_common_d): ... here.
1702 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
1703 move_computations_stmt, schedule_sm): Update references to
1705 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
1706 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1707 call to set_stmt_info.
1708 (vect_transform_loop): Likewise.
1709 * tree-vectorizer.c (new_loop_vec_info, destroy_loop_vec_info):
1712 * tree-vect-analyze.c (vect_analyze_scalar_cycles): Made void instead of
1714 (vect_mark_relevant): Takes two additional arguments - live_p and
1715 relevant_p. Set RELEVANT_P and LIVE_P according to these arguments.
1716 (vect_stmt_relevant_p): Differentiate between a live stmt and a
1717 relevant stmt. Return two values = live_p and relevant_p.
1718 (vect_mark_stmts_to_be_vectorized): Call vect_mark_relevant and
1719 vect_stmt_relevant_p with additional arguments. Phis are no longer
1720 put into the worklist (analyzed seperately in analyze_scalar_cycles).
1721 (vect_determine_vectorization_factor): Also check for LIVE_P, because a
1722 stmt that is marked as irrelevant and live, cause it's only used out
1723 side the loop, may need to be vectorized (e.g. reduction).
1724 (vect_analyze_operations): Examine phis. Call
1725 vectorizable_live_operation for for LIVE_P stmts. Check if
1727 (vect_analyze_scalar_cycles): Update documentation. Don't fail
1728 vectorization - just classify the scalar cycles created by the loop
1729 phis. Call vect_is_simple_reduction.
1730 (vect_analyze_loop): Call to analyze_scalar_cycles moved earlier.
1731 * tree-vect-transform.c (vect_create_index_for_vector_ref): Update
1732 call to set_stmt_info.
1733 (vect_get_vec_def_for_operand): Code reorganized - the code that
1734 classifies the type of use was factored out to vect_is_simple_use.
1735 (vectorizable_store, vect_is_simple_cond): Call vect_is_simple_use with
1736 additional arguments.
1737 (vectorizable_assignment): Likewise. Also make sure the stmt is relevant
1738 and computes a loop_vec_def.
1739 (vectorizable_operation, vectorizable_load, vectorizable_condition):
1741 (vectorizable_live_operation): New.
1742 (vect_transform_stmt): Handle LIVE_P stmts.
1743 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new fields
1744 STMT_VINFO_LIVE_P and STMT_VINFO_DEF_TYPE.
1745 (new_loop_vec_info, destroy_loop_vec_info): Also handle phis.
1746 (vect_is_simple_use): Determine the type of the def and return it
1747 in a new function argument. Consider vect_reduction_def and
1748 vect_induction_def, but for now these are not supported.
1749 (vect_is_simple_reduction): New. Empty for now.
1750 * tree-vectorizer.h (vect_def_type): New enum type.
1751 (_stmt_vec_info): Added new fields - live and _stmt_vec_info.
1752 (STMT_VINFO_LIVE_P, STMT_VINFO_DEF_TYPE): New accessor macros.
1753 (vect_is_simple_use): New arguments added to function declaration.
1754 (vect_is_simple_reduction): New function declaration.
1755 (vectorizable_live_operation): New function declaration.
1757 * tree-vect-analyze.c (vect_can_advance_ivs_p): Add debug printout.
1758 (vect_can_advance_ivs_p): Likewise.
1759 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Likewise.
1761 2005-06-05 Eric Christopher <echristo@redhat.com>
1763 * config/mips/mips.c (mips_rtx_costs): Remove unused variable.
1765 2005-06-05 Hans-Peter Nilsson <hp@bitrange.com>
1768 * config/mmix/mmix.md ("*movdicc_real_foldable")
1769 ("*movdfcc_real_foldable", "*bCC_foldable")
1770 ("*bCC_inverted_foldable"): Specify DImode for register being
1773 2005-06-04 Roger Sayle <roger@eyesopen.com>
1775 * reg-stack.c (struct block_info_def): Correct grammar typo.
1776 (compensate_edge): Clean-up. Perform as little work as possible
1777 when src and dest stacks match. Avoid modifying block_info.
1778 Reorder and simplify assertion checks. Avoid unnecessary copying
1779 of regstack structure.
1780 (convert_regs_1): Set the done flag here...
1781 (convert_regs_2): ... instead of here.
1783 2005-06-04 Dale Johannesen <dalej@apple.com>
1785 * config/rs6000/rs6000.c (no_global_regs_above): New.
1786 (rs6000_emit_prologue): Use it; cosmetic formatting fixes.
1787 (rs6000_emit_epilogue): Use it; cosmetic formatting fixes.
1788 (rs6000_conditional_register_usage): Don't put Darwin PIC
1789 register in global_regs.
1790 (rs6000_stack_info): Don't set lr_save_p just because Darwin
1792 (rs6000_emit_prologue): Save LR in R0 around Darwin PIC setup,
1793 if not done by lr_save_p.
1794 * config/rs6000/rs6000.md (insnv1_internal1): Back out 05-18 patch.
1795 Use rotate instead of ashift.
1796 (call_indirect_nonlocal_sysv): Prefer CTR to LR.
1797 (call_value_indirect_nonlocal_sysv): Ditto.
1799 2005-06-04 Jan Hubicka <jh@suse.cz>
1801 * cgraphunit.c (cgraph_reset_node): Break out from ...
1802 (cgraph_finalize_function): ... here.
1803 (cgraph_finalize_compilation_unit): Reset nodes where backend
1806 2005-06-04 Richard Henderson <rth@redhat.com>
1809 * config/alpha/alpha.c (alpha_align_insns): Don't insert nops
1810 until we've passed initial ldgp.
1812 2005-06-04 Daniel Berlin <dberlin@dberlin.org>
1814 * cfgexpand.c (expand_one_var): Use DECL_HAS_VALUE_EXPR_P.
1815 * dwarf2out.c (loc_descriptor_from_tree_1): Ditto.
1816 * expr.c (expand_var): Ditto.
1817 * function.c (gimplify_parameters): Use SET_DECL_VALUE_EXPR too.
1818 * gimplify.c (gimplify_decl_expr): Ditto.
1819 (gimplify_expr): Ditto.
1820 * tree-mudflap.c (mf_decl_eligible_p): Use DECL_HAS_VALUE_EXPR_P.
1821 * tree.c (value_expr_for_decl): New.
1822 (print_value_expr_statistics): New.
1823 (init_ttree): Init value_expr_for_decl.
1824 (decl_value_expr_lookup): New.
1825 (decl_value_expr_insert): Ditto.
1826 (copy_node_stat): Copy DECL_VALUE_EXPR status.
1827 * tree.h (DECL_VALUE_EXPR): Use hashtable.
1828 (SET_DECL_VALUE_EXPR): New.
1829 (DECL_HAS_VALUE_EXPR_P): New.
1831 2005-06-04 Steven Bosscher <stevenb@suse.de>
1833 * lcm.c: Move all mode-switching related functions from here...
1834 * mode-switching.c: ...to this new file.
1835 * doc/passes.texi: Update accordingly.
1837 * basic-block.h (label_value_list): Remove extern decl.
1838 * cfgrtl.c (label_value_list): Remove.
1839 (can_delete_label_p): Don't look at it.
1840 * cfgcleanup.c (cleanup_cfg): Don't free it.
1842 * common.opt: Don't refer to non-existing flag_alias_check.
1844 2005-06-04 David Edelsohn <edelsohn@gnu.org>
1846 * config/rs6000/aix52.h (ASM_CPU_SPEC): Add power5.
1848 2005-06-04 Kazu Hirata <kazu@codesourcery.com>
1850 * function.c (prologue, epilogue, sibcall_epilogue): Change
1851 their types to VEC(int,heap)*.
1852 (free_after_compilation): Free the three vectors above.
1853 (init_function_for_compilation, record_insns, contains,
1854 prologue_epilogue_contains, sibcall_epilogue_contains,
1855 reposition_prologue_and_epilogue_notes): Use VEC instead of
1856 VARRAY. (init_function_once): Remove.
1857 * function.h: Remove the prototype for init_function_once.
1858 * toplev.c (backend_init): Don't call init_function_once.
1860 2005-06-04 Jan Hubicka <jh@suse.cz>
1862 * predict.c (tree_predict_edge): Do not predict entry edge and
1863 single succestor edge.
1865 2005-06-04 Joseph S. Myers <joseph@codesourcery.com>
1868 * c-typeck.c (push_init_level): Don't pop levels without braces if
1871 2005-06-03 Sebastian Pop <pop@cri.ensmp.fr>
1873 * tree-data-ref.c (compute_self_dependence): New function.
1874 (compute_all_dependences): Use it.
1876 2005-06-03 Geoffrey Keating <geoffk@apple.com>
1878 * c-parser.c (c_parser_parms_declarator): Don't use chainon().
1879 (c_parser_expr_list): Don't use chainon().
1881 * config/darwin.h (LINK_SPEC): Pass -syslibroot to linker
1882 when -isysroot passed.
1884 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1887 * c-decl.c (start_function): Restore label_context_stack_se and
1888 label_context_stack_vm if returning with an error.
1890 2005-06-03 Gabriel Dos Reis <gdr@integrable-solutions.net>
1892 * configure.ac: Check declaration for asprintf, needed by
1894 * configure: Regenerate.
1895 * config.in: Likewise.
1897 2005-06-03 Diego Novillo <dnovillo@redhat.com>
1899 * tree-ssa-dom.c (record_edge_info): Use last_basic_block to
1900 allocate info array.
1901 * tree-vrp.c (extract_range_from_unary_expr): Set resulting
1902 range to varying in cast expressions that change
1905 2005-06-03 Eric Christopher <echristo@redhat.com>
1907 * config/mips/mips.opt: Add RejectNegative to divide-breaks and
1910 2005-06-03 Jan Hubicka <jh@suse.cz>
1912 * basic-block.h (remove_predictions_associated_with_edge): Declare.
1913 * cfg.c (remove_edge): Use it.
1914 * predict.c (remove_predictions_associated_with_edge): New function.
1916 2005-06-03 Pat Haugen <pthaugen@us.ibm.com>
1918 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
1919 Clear call_realy_used_regs[r2] when ABI_AIX.
1921 2005-06-03 Richard Guenther <rguenth@gcc.gnu.org>
1924 * fold-const.c (fold_binary): Fix type mismatches in folding
1927 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1929 * cgraph.c, cgraphunit.c, config/mips/mips.c: Fix comment
1932 2005-06-03 Joseph S. Myers <joseph@codesourcery.com>
1934 * collect2.c (maybe_unlink): Use unlink_if_ordinary.
1936 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
1938 * reload1.c (reload): Revert my previous patch.
1940 2005-06-03 Nick Clifton <nickc@redhat.com>
1942 * config/arm/semi.h (ASM_SPEC): Fix typo passing -mfloat-abi to
1945 2005-06-03 Kazu Hirata <kazu@codesourcery.com>
1947 PR tree-optimization/21849
1948 * tree-ssa-copy.c (dump_copy_of): Call sbitmap_zero.
1950 2005-06-02 Richard Henderson <rth@redhat.com>
1952 * Makefile.in (tree-vect-generic.o): New.
1953 (OBJS-common, GTFILES, s-gtype): Add it.
1954 * tree-complex.c (build_replicated_const, vector_inner_type,
1955 vector_last_type, vector_last_nunits, build_word_mode_vector_type,
1956 elem_op_func, tree_vec_extract, do_unop, do_binop, do_plus_minus,
1957 do_negate, expand_vector_piecewise, expand_vector_parallel,
1958 expand_vector_addition, expand_vector_operation,
1959 type_for_widest_vector_mode, expand_vector_operations_1,
1960 gate_expand_vector_operations, expand_vector_operations,
1961 pass_lower_vector_ssa): Move to tree-vect-generic.c.
1962 (tree_lower_complex): Rename from tree_lower_operations.
1963 (pass_lower_complex): Rename from pass_pre_expand.
1964 * tree-vect-generic.c: New file.
1965 * tree-pass.h (pass_lower_complex): Rename from pass_pre_expand.
1966 (pass_lower_vector): New.
1967 * tree-optimize.c (init_tree_optimization_passes): Update to match.
1969 2005-06-02 Richard Henderson <rth@redhat.com>
1971 * modulo-sched.c (doloop_register_get): Protect against
1972 doloop_end not defined.
1974 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
1976 * config/sh/sh.c (general_movsrc_operand,
1977 general_movdst_operand, arith_reg_operand, arith_reg_dest,
1978 logical_reg_operand, int_gpr_dest, fp_arith_reg_operand,
1979 fp_arith_reg_dest, arith_operand, arith_reg_or_0_operand,
1980 xor_operand, cmp_operand, logical_operand, and_operand,
1981 fpscr_operand, fpul_operand, symbol_ref_operand,
1982 commutative_float_operator, noncommutative_float_operator,
1983 unary_float_operator, binary_float_operator,
1984 binary_logical_operator, equality_comparison_operator,
1985 greater_comparison_operator, less_comparison_operator,
1986 shift_operator, logical_operator, target_reg_operand,
1987 target_operand, mextr_bit_offset, extend_reg_operand,
1988 trunc_hi_operand, extend_reg_or_0_operand, minuend_operand,
1989 general_extend_operand, ua_address_operand,
1990 cache_address_operand, inqhi_operand, sh_rep_vec, sh_1el_vec,
1991 sh_const_vec, ua_offset, sh_register_operand, cmpsi_operand,
1992 shift_count_reg_operand, shift_count_operand,
1993 unaligned_load_operand): Move to ...
1994 * config/sh/predicates.md: ... here.
1995 * config/sh/sh.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
1998 2005-06-02 Andrew Pinski <pinskia@physics.uc.edu>
2000 * tree.c (build_common_builtin_nodes): Fix the return type on
2003 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2005 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Remove.
2006 (find_interesting_uses_address): Use build_fold_addr_expr instead.
2007 (strip_offset_1): Likewise.
2008 (tree_to_aff_combination): Likewise.
2010 2005-06-02 DJ Delorie <dj@redhat.com>
2012 * convert.c (convert_to_pointer): Avoid recursion if no conversion
2015 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2017 * tree-chrec.c (chrec_fold_plus_1): Ensure we build
2018 binary operations with the correct types.
2019 * tree-ssa-loo-ivopts.c (idx_find_step): Use sizetype
2020 for all computation.
2022 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
2024 * tree-vrp.c, config/arm/arm.md, config/arm/arm1020e.md,
2025 config/rs6000/rs6000.md: Fix comment typos. Follow splling
2027 * doc/install.texi: Fix a typo.
2029 2005-06-02 Jan Hubicka <jh@suse.cz>
2031 * cgraphunit.c (cgraph_function_and_variable_visibility): Extern
2032 inline functions are not local.
2034 2005-06-02 Kazu Hirata <kazu@codesourcery.com>
2036 * gimplify.c (gimplify_ctx): Change the type of case_labels to
2038 (gimplify_switch_expr, gimplify_case_label_expr): Adjust uses
2041 2005-06-02 Richard Guenther <rguenth@gcc.gnu.org>
2043 * c-typeck.c (build_indirect_ref): Build INDIRECT_REF
2046 2005-06-02 Ulrich Weigand <uweigand@de.ibm.com>
2048 * config/s390/s390.c (s390_add_execute): Do not handle out-of-pool
2050 (s390_dump_pool): Likewise.
2051 (s390_mainpool_start, s390_mainpool_finish): Likewise.
2052 (s390_chunkify_start): Likewise.
2053 (s390_dump_execute): Remove.
2054 (s390_reorg): Handle out-of-pool execute templates.
2056 2005-06-02 Adrian Straetling <straetling@de.ibm.com>
2058 * optabs.c: (expand_bool_compare_and_swap): Emit barrier after
2061 2005-06-02 Jan Hubicka <jh@suse.cz>
2063 * cgraph.c (cgraph_node): Maintain master clones.
2064 (cgraph_remove_node): Likewise.
2065 (availability_names): New static variable.
2066 (dump_cgraph_node): Dump availability.
2067 (dump_cgraph_varpool_node): Likewise.
2068 (cgraph_is_master_clone, cgraph_master_clone,
2069 cgraph_function_body_availability,
2070 cgraph_variable_initializer_availability): New functions.
2071 * cgraph.h (availability): New enum.
2072 (struct cgraph_node): Add master_clone.
2073 (cgraph_is_master_clone, cgraph_master_clone,
2074 cgraph_function_body_availability,
2075 cgraph_variable_initializer_availability): Declare.
2076 * cgraphunit.c (cgraph_expand_function): Setcgraph_function_flags_ready.
2077 (cgraph_remove_unreachable_nodes): Remove unreachable nodes.
2078 * ipa-inline.c (cgraph_decide_inlining): Do not call
2079 cgraph_remove_unreachable_nodes.
2081 * cgraphunit.c (cgraph_function_and_variable_visibility): Fix typo in
2084 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2087 * tree-vrp.c (nonnull_arg_p): New.
2088 (get_value_range): Call it.
2090 2005-06-02 Eric Christopher <echristo@redhat.com>
2092 * config/mips/mips.h (processor_type): Remove PROCESSOR_DEFAULT,
2094 (mips_rtx_cost_data): New datatype.
2095 (MEMORY_MOVE_COST): Use data from structure.
2096 (BRANCH_COST): Ditto.
2097 (LOGICAL_OP_NON_SHORT_CIRCUIT): Define to zero.
2098 * config/mips/mips.md (cpu): Rework for processor_type changes.
2099 * config/mips/mips.c (mips_cost): New variable.
2100 (DEFAULT_COSTS): Define.
2101 (mips_rtx_cost_data): New.
2102 (mips_rtx_costs): Use. Minor formatting changes. Use COSTS_N_INSNS
2103 for NEG cost. Add support for FLOAT, UNSIGNED_FLOAT, FIX,
2104 FLOAT_EXTEND, FLOAT_TRUNCATE, and SQRT.
2105 (override_options): Set cost data.
2106 (mips_register_move_cost): Formatting changes.
2107 (bdesc_arrays): Use PROCESSOR_MAX.
2108 (mips_init_builtins): Ditto.
2110 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2113 * doc/invoke.texi: Document -ftree-vrp.
2115 2005-06-02 Dorit Nuzman <dorit@il.ibm.com>
2117 PR tree-optimization/21734
2118 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop): Use the
2119 phi_result when current_def is not available.
2120 (slpeel_update_phi_nodes_for_guard1): Don't fail if current_def is not
2123 2005-06-02 David Edelsohn <edelsohn@gnu.org>
2125 * config/rs6000/rs6000.c (rs6000_insn_valid_within_doloop): New.
2126 (TARGET_INSN_VALID_WITHIN_DOLOOP): Define.
2128 2005-06-02 Diego Novillo <dnovillo@redhat.com>
2130 * tree-vrp.c (has_assert_expr, maybe_add_assert_expr): Remove.
2132 2005-06-02 Jan Hubicka <jh@suse.cz>
2134 * cgraph.c (dump_cgraph_node): Print new flags.
2135 (dump_cgraph_varpool_node): Likewise.
2136 (decide_variable_is_needed): Initialize externally_visible flag.
2137 * cgraph.h (cgraph_local_info): Add externally_visible flag.
2138 (cgraph_varpool_node): Likewise.
2139 (cgraph_function_flags_ready): Declare.
2140 * cgraph.c (cgraph_mark_local_functions): Rename to ...
2141 (cgraph_function_and_variable_visibility) ... this one; handle
2142 externally_visible flags.
2143 (decide_is_function_needed): Set externally_visible flag.
2144 (cgraph_finalize_function): Deal properly with early cleanups.
2145 (cgraph_optimize): Update call of
2146 cgraph_function_and_variable_visibility.
2148 2005-06-02 Steven Bosscher <stevenb@suse.de>
2149 Mostafa Hagog <mustafa@il.ibm.com>
2151 * cfgloop.h (doloop_condition_get): Make external.
2152 * loop-doloop.c (doloop_condition_get): Generalize to make it
2153 usable in modulo-sched.c.
2154 * modulo-sched.c (doloop_register_get): Use
2155 doloop_condition_get instead of duplicating it.
2157 2005-06-02 Bernd Schmidt <bernd.schmidt@analog.com>
2159 * reload1.c (reload): Undo 2005-04-20 change. Make sure we detect
2160 the correct set of init_insns that need deletion.
2161 * local-alloc.c (update_equiv_regs): When substituting sole definition
2162 into sole use of a reg, delete it from liveness information.
2164 2005-06-02 Kaz Kojima <kkojima@gcc.gnu.org>
2166 * config/sh/sh.h (TARGET_FPU_DOUBLE): Use MASK_SH4.
2168 2005-06-01 Diego Novillo <dnovillo@redhat.com>
2170 PR 14341, PR 21332, PR 20701, PR 21029, PR 21086, PR 21090
2171 PR 21289, PR 21348, PR 21367, PR 21368, PR 21458.
2172 * fold-const.c (invert_tree_comparison): Make extern.
2173 * tree-flow.h (enum value_range_type): Move to tree-ssa-propagate.
2174 (struct value_range_def): Limewise.
2175 (get_value_range): Remove.
2176 (dump_value_range): Remove.
2177 (dump_all_value_ranges): Remove.
2178 (debug_all_value_ranges): Remove.
2179 (vrp_evaluate_conditional): Declare.
2180 * tree-ssa-propagate.c (struct prop_stats_d): Add field
2182 (substitute_and_fold): Add argument use_ranges_p.
2184 If use_ranges_p is true, call fold_predicate_in to fold
2185 predicates using range information.
2186 Ignore ASSERT_EXPRs.
2187 Change debugging output to only show statements that have been
2189 (replace_phi_args_in): Move debugging output code from
2190 substitute and fold.
2191 (fold_predicate_in): New local function.
2192 * tree-ssa-propagate.h (enum value_range_type): Move from
2194 (struct value_range_d): Likewise.
2196 (value_range_t): Rename from value_range.
2197 * tree-vrp.c (found_in_subgraph): Rename from found.
2198 (get_opposite_operand): Remove.
2199 (struct assert_locus_d): Declare.
2200 (assert_locus_t): Declare.
2201 (need_assert_for): Declare.
2202 (asserts_for): Declare.
2203 (blocks_visited): Declare.
2204 (vr_value): Declare.
2205 (set_value_range): Add argument 'equiv'.
2206 Don't drop to VARYING ranges that cover all values in the
2208 Make deep copy of equivalence set 'equiv'.
2209 (copy_value_range): New local function.
2210 (set_value_range_to_undefined): New local function.
2211 (compare_values): Return -2 if either value has overflowed.
2212 (range_includes_zero_p): New local function.
2213 (extract_range_from_assert): Flip the predicate code if the
2214 name being asserted is on the RHS of the predicate.
2215 Avoid creating unnecessary symbolic ranges if the comparison
2216 includes another name with a known numeric range.
2217 Update the equivalnce set of the new range when asserting
2219 (extract_range_from_ssa_name): Update the equivalence set of
2220 the new range with VAR.
2221 (extract_range_from_binary_expr): Also handle TRUTH_*_EXPR.
2222 If -fwrapv is used, set the resulting range to VARYING if the
2223 operation overflows. Otherwise, use TYPE_MIN_VALUE and
2224 TYPE_MAX_VALUE to represent -INF and +INF.
2225 Fix handling of *_DIV_EXPR.
2226 (extract_range_from_unary_expr): Handle MINUS_EXPR and
2227 ABS_EXPR properly by switching the range around if necessary.
2228 (extract_range_from_comparison): New local function.
2229 (extract_range_from_expr): Call it.
2230 (adjust_range_with_scev): Do not adjust the range if using
2231 wrapping arithmetic (-fwrapv).
2232 (dump_value_range): Also show equivalence set.
2233 Show -INF and +INF for TYPE_MIN_VALUE and TYPE_MAX_VALUE.
2234 (build_assert_expr_for): Also build ASSERT_EXPR for EQ_EXPR.
2235 (infer_value_range): Change return value to bool.
2236 Add arguments 'comp_code_p' and 'val_p'.
2237 Do not attempt to infer ranges from statements that may throw.
2238 Store the comparison code in comp_code_p.
2239 Store the other operand to be used in the predicate in val_p.
2240 (dump_asserts_for): New.
2241 (debug_asserts_for): New.
2242 (dump_all_asserts): New.
2243 (debug_all_asserts): New.
2244 (register_new_assert_for): New.
2245 (register_edge_assert_for): New.
2246 (find_conditional_asserts): New.
2247 (find_assert_locations): New.
2248 (process_assert_insertions_for): New.
2249 (process_assert_insertions): New.
2250 (insert_range_assertions): Initialize found_in_subgraph,
2251 blocks_visited, need_assert_for and asserts_for.
2252 Call find_assert_locations and process_assert_insertions.
2253 (remove_range_assertions): Add more documentation.
2254 (vrp_initialize): Change return type to void.
2255 Do not try to guess if running VRP is worth it.
2256 (compare_name_with_value): New.
2257 (compare_names): New.
2258 (vrp_evaluate_conditional): Add argument 'use_equiv_p'. If
2259 use_equiv_p is true, call compare_names and
2260 compare_name_with_value to compare all the ranges for every
2261 name in the equivalence set of the predicate operands.
2263 (vrp_meet): Try harder not to derive a VARYING range.
2264 If two values meet, the resulting equivalence set is the
2265 intersection of the two equivalence sets.
2266 (vrp_visit_phi_node): Call copy_value_range to get the current
2267 range information of the LHS.
2268 (vrp_finalize): Create a value vector representing all the
2269 names that ended up with exactly one value in their range.
2270 Call substitute_and_fold.
2271 (execute_vrp): Document equivalence sets in ranges.
2272 * tree.h (SSA_NAME_VALUE_RANGE): Remove.
2273 (struct tree_ssa_name): Remove field value_range.
2274 (invert_tree_comparison): Declare.
2276 2005-06-01 Daniel Berlin <dberlin@dberlin.org>
2278 Fix PR tree-optimization/21839
2280 * gimplify.c (zero_sized_field_decl): New function.
2281 (gimplify_init_ctor_eval): Use it.
2283 2005-06-01 Josh Conner <jconner@apple.com>
2286 * gimplify.c (gimplify_init_constructor): Don't spill initializer
2287 to read-only memory if it's sparse.
2289 2005-06-01 Ramana Radhakrishnan <ramana@codito.com>
2291 * doc/rtl.texi: Remove references to NOTE_INSN_SETJMP.
2292 Add documentation for REG_SETJMP
2294 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2296 * stmt.c (expand_case): Use build_int_cst.
2297 (node_has_low_bound): Likewise, and correct type mismatch.
2298 (node_has_high_bound): Likewise.
2299 * fold-const.c (fold_binary): Ensure we build trees
2300 with the correct types - undo what STRIP_NOPS possibly did.
2302 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2304 * tree.h (fold_indirect_ref_1): Export from fold-const.c.
2305 * fold-const.c (fold_indirect_ref_1): No longer static.
2306 * tree-inline.c (copy_body_r): Use fold_indirect_ref_1 for
2307 folding, if possible.
2309 2005-06-01 Joseph S. Myers <joseph@codesourcery.com>
2311 * common.opt (fjump-tables): New.
2312 * doc/invoke.texi (-fno-jump-tables): Document.
2313 * stmt.c (expand_end_case_type): Do not emit jump tables unless
2316 2005-06-01 Richard Earnshaw <richard.earnshaw@arm.com>
2318 * arm.md (bunordered, bordered, bungt, bunlt, bunge, bunle, buneq)
2319 (bltgt, arm_buneq, arm_bltgt, sunordered, sordered, sungt, sunge)
2320 (sunlt, sunle): Enable patterns on VFP.
2322 * arm.md (attribute 'type'): Add new types - f_loads floadd, f_stores,
2323 f_stored, f_flag, f_cvt.
2324 (generic_sched): No-longer used for the arm1020e and arm1022e cores.
2325 Include arm1020e.md.
2326 * vfp.md (fmstat): New cpu unit. Add an exclusion set between it and
2327 the ds and fmac pipelines. Re-work all load and store patterns and
2328 all conversion patterns to use new attributes. Adjust reservation
2329 descriptions accordingly.
2330 * arm1020e.md: New file.
2331 * t-arm: Add dependency.
2333 2005-06-01 Jan Hubicka <jh@suse.cz>
2335 * except.c (struct eh_region): Kill unused fields.
2336 * basic-block.h (struct basic_block_def): Likewise.
2338 2005-06-01 J"orn Rennecke <joern.rennecke@st.com>
2340 PR rtl-optimization/21767
2341 * rtl.h (function_invariant_p): Re-add declaration.
2342 * reload1.c (function_invariant_p): No longer static.
2343 * ifcvt.c (dead_or_predicable): Remove REG_EQUAL notes that
2344 might have become invalid.
2346 2005-06-01 Jakub Jelinek <jakub@redhat.com>
2350 * gimplify.c (gimplify_decl_expr): Call gimplify_type_sizes
2351 on variable sizes types if a decl is a pointer to a VLA.
2352 (gimplify_type_sizes): Handle POINTER_TYPE and REFERENCE_TYPE.
2353 Call gimplify_type_sizes on aggregate fields. Prevent infinite
2356 * fold-const.c (fold_ternary): Optimize BIT_FIELD_REF of VECTOR_CST.
2358 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss, _mm_set1_ps,
2359 _mm_set_ps, _mm_setr_ps): Add __extension__.
2360 * config/i386/emmintrin.h (_mm_set_sd, _mm_set1_pd, _mm_set_pd,
2361 _mm_setr_pd, _mm_setzero_pd, _mm_set_epi64x, _mm_set_epi64x,
2362 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128):
2364 (_mm_clflush): Don't use return in void function.
2366 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128,
2367 _mm_castps_pd, _mm_castps_si128, _mm_castsi128_ps, _mm_castsi128_pd):
2368 Use __inline instead of inline.
2370 2005-06-01 Richard Guenther <rguenth@gcc.gnu.org>
2372 * fold-const.c (fold_binary): Fix types in strlen vs.
2373 zero comparison folding.
2375 2005-06-01 Richard Henderson <rth@redhat.com>
2377 * configure.ac (HAVE_AS_JSRDIRECT_RELOCS): New.
2378 * config.in, configure: Rebuild.
2379 * config/alpha/alpha.c (print_operand): Add 'j'.
2380 * alpha.md (divmodsi_internal_er_1): Use it.
2381 (divmoddi_internal_er_1): Likewise.
2383 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2385 * system.h (TARGET_OPTIONS, TARGET_SWITCHES): Poison.
2386 * opts.h (print_filtered_help): Delete.
2387 * opts.c (handle_option, decode_options): Remove calls to
2389 (print_target_help): New function.
2390 (common_option, print_help): Call print_target_help instead of
2391 display_target_options.
2392 (print_filtered_help): Make static.
2393 * toplev.h (display_target_options, set_target_switch): Delete.
2394 * toplev.c (target_switches, target_options, display_target_options)
2395 (set_target_switch): Delete.
2396 (print_switch_values): Remove handling of TARGET_SWITCHES and
2398 (default_get_pch_validity): Likewise. Only treat target_flags
2399 specially if targetm.check_pch_target_flags is nonnull.
2400 (pch_option_mismatch): New function.
2401 (default_pch_valid_p): Use it. Remove handling of TARGET_SWITCHES
2402 and TARGET_OPTIONS. Only treat target_flags specially if
2403 targetm.check_pch_target_flags is nonnull.
2404 * config/ia64/ia64.c (ia64_override_options): Don't mention
2405 TARGET_OPTIONS in comment.
2406 * config/m68k/m68k-none.h (CC1_SPEC): Likewise.
2407 * doc/invoke.texi: Remove a reference to TARGET_SWITCHES.
2408 * doc/tm.texi (TARGET_DEFAULT_TARGET_FLAGS): Don't mention the
2409 interaction with TARGET_SWITCHES.
2410 (TARGET_@var{featurename}, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
2412 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2414 * config/sh/sh.c (multcosts): Check sh_multcost rather than
2416 (sh_register_move_cost): Likewise sh_gettrcost and sh_gettrcost_str.
2417 (sh_multcost_str, sh_gettrcost_str, sh_div_str, sh_divsi3_libfunc)
2418 (cut2_workaround_str): Delete.
2419 * config/sh/sh.h (SUBTARGET_OPTIONS, TARGET_OPTIONS)
2420 (TARGET_SH5_CUT2_WORKAROUND, sh_multcost_str, sh_gettrcost_str)
2421 (sh_div_str, sh_divsi3_libfunc, cut2_workaround_str): Delete.
2422 * config/sh/sh.opt (mcut2-workaround, mdiv=, mdivsi3_libfunc=)
2423 (mgettrcost=, multcost=): New options.
2425 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2427 * opts.h (cl_option_state): New structure.
2428 (get_option_state): Declare.
2429 * opts.c (get_option_state): New function.
2430 * toplev.c (option_affects_pch_p): New function.
2431 (default_get_pch_validity): Store the state of all options for which
2432 option_affects_pch_p returns true.
2433 (default_pch_valid_p): Check the state of those options here.
2434 Only check target_flags separately if targetm.check_pch_target_Flags
2435 is nonnull or if TARGET_SWITCHES is defined.
2437 2005-06-01 Richard Sandiford <rsandifo@redhat.com>
2439 * config/mips/mips-protos.h (mips_use_ins_ext_p): Remove parameter
2442 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2444 * modulo-sched.c (undo_generate_reg_moves ): Fix PR 21138.
2446 2005-06-01 Mostafa Hagog <mustafa@il.ibm.com>
2448 * gcse.c (compute_transp, load_killed_in_block): Use
2451 2005-06-01 David.Billinghurst <David.Billinghurst@riotinto.com>
2454 * config/mips/mips-protos.h: Declare mips_use_ins_ext_p
2456 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2458 * errors.h (warning, error, fatal, internal_error): Add printf
2460 * genmodes.c (make_vector_mode): Fix format arguments.
2462 2005-05-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2464 * basic-block.h, bb-reorder.c, c-gimplify.c, config/darwin.c,
2465 config/rs6000/rs6000-c.c, dominance.c, gimple-low.c, gimplify.c,
2466 lambda-code.c, lambda-trans.c, tree-browser.c, tree-cfg.c,
2467 tree-chrec.c, tree-data-ref.c, tree-dfa.c, tree-eh.c,
2468 tree-if-conv.c, tree-into-ssa.c, tree-loop-linear.c,
2469 tree-mudflap.c, tree-nomudflap.c, tree-outof-ssa.c,
2470 tree-pretty-print.c, tree-scalar-evolution.c, tree-sra.c,
2471 tree-ssa-ccp.c, tree-ssa-copy.c, tree-ssa-dce.c, tree-ssa-dom.c,
2472 tree-ssa-dse.c, tree-ssa-forwprop.c, tree-ssa-live.c,
2473 tree-ssa-operands.c, tree-ssa-phiopt.c, tree-ssa-pre.c,
2474 tree-ssa-propagate.c, tree-ssa-sink.c, tree-ssa-threadupdate.c,
2475 tree-ssa-uncprop.c, tree-ssa.c, tree-vect-analyze.c,
2476 tree-vect-transform.c, tree-vectorizer.c, vec.c: Don't include
2477 errors.h and include toplev.h if necessary.
2479 * rtl.c, varray.c: If we're compiling as a GENERATOR_FILE, include
2480 errors.h otherwise include toplev.h.
2482 * Makefile.in: Update dependencies.
2484 2005-06-01 Danny Smith <dannysmith@users.sourceforge.net>
2486 * config/i386/cygming.h (NO_PROFILE_COUNTERS): Define.
2488 2005-05-31 Geoffrey Keating <geoffk@geoffk.org>
2490 * config/rs6000/rs6000.md (sync_boolcshort_internal): New.
2491 * config/rs6000/rs6000.c (rs6000_emit_sync): Shift count must
2492 be complemented for big-endian. Mask for AND must be rotated,
2493 not shifted. Handle short operands with NOT on the memory
2496 2005-05-30 Daniel Berlin <dberlin@dberlin.org>
2498 * c-objc-common.c (c_tree_printer): Check flag before hashtable.
2499 Use DECL_DEBUG_EXPR and SET_DECL_DEBUG_EXPR.
2500 * dwarf2out.c (dwarf2out_var_location): Ditto.
2501 * toplev.c (default_tree_printer): Ditto.
2502 * tree-outof-ssa.c (create_temp): Ditto.
2503 * tree-sra.c (instantiate_element): Ditto.
2504 * var-tracking.c (track_expr_p): Ditto.
2505 * tree.c (struct tree_map): New structure.
2506 (debug_expr_for_decl): New.
2507 (tree_map_eq): New function.
2508 (tree_map_hash): Ditto.
2509 (tree_map_marked_p): Ditto.
2510 (print_debug_expr_statistics): Ditto.
2511 (decl_debug_expr_lookup): Ditto.
2512 (decl_debug_expr_insert): Ditto.
2513 (dump_tree_statistics): Dump debug_expr hashtable stats.
2514 * tree.h (DECL_DEBUG_EXPR): Change
2515 (SET_DECL_DEBUG_EXPR): Add.
2517 2005-06-01 Alan Modra <amodra@bigpond.net.au>
2519 * configure.ac: Add --enable-secureplt.
2520 (HAVE_AS_REL16): Test for R_PPC_REL16 relocs.
2521 * config.in: Regenerate.
2522 * configure: Regenerate.
2523 * config.gcc (powerpc64-*-linux*, powerpc-*-linux*): Add
2524 rs6000/secureplt.h to tm_file when enable_secureplt.
2525 * doc/invoke.texi (msecure-plt, mbss-plt): Document.
2526 * doc/install.texi: Document --enable-targets and --enable-secureplt.
2527 Correct xrefs to "Using the GNU Compiler Collection (GCC)".
2528 * config/rs6000/secureplt.h: New file.
2529 * config/rs6000/sysv4.h (TARGET_SECURE_PLT): Define.
2530 (SUBTARGET_OVERRIDE_OPTIONS): Error if -msecure-plt given without
2532 (CC1_SECURE_PLT_DEFAULT_SPEC): Define.
2533 (CC1_SPEC): Delete duplicate mno-sdata. Invoke cc1_secure_plt_default.
2534 (SUBTARGET_EXTRA_SPECS): Add cc1_secure_plt_default.
2535 * config/rs6000/sysv4.opt (msecure-plt, bss-plt): Add options.
2536 * config/rs6000/rs6000.h (TARGET_SECURE_PLT): Define.
2537 * config/rs6000/rs6000.c (rs6000_emit_load_toc_table): Handle
2538 TARGET_SECURE_PLT got register load sequence.
2539 (rs6000_emit_prologue): Call rs6000_emit_load_toc_table when
2541 (rs6000_elf_declare_function_name): Don't emit toc address offset
2542 word when TARGET_SECURE_PLT.
2543 * config/rs6000/rs6000.md (elf_high, elf_low): Move past load_toc_*.
2544 (load_toc_v4_PIC_1) Enable for TARGET_SECURE_PLT.
2545 (load_toc_v4_PIC_3b, load_toc_v4_PIC_3c): New insns.
2546 (call, call_value): Mark pic_offset_table_rtx used for sysv pic and
2548 (call_nonlocal_sysv, call_value_nonlocal_sysv, sibcall_nonlocal_sysv,
2549 sibcall_value_nonlocal_sysv): Add 32768 offset when TARGET_SECURE_PLT
2551 * config/rs6000/tramp.asm (trampoline_initial): Use "bcl 20,31".
2552 (__trampoline_setup): Likewise. Init r30 before plt call.
2554 2005-05-31 DJ Delorie <dj@redhat.com>
2556 * expr.c (convert_move): When a partial_int requires multiple
2557 conversion steps, make sure successive steps convert the
2558 intermediate value, not the original value.
2560 * expmed.c (expand_mult): Convert partial_int multiplies to
2561 shift/add combinations too.
2563 * genmodes.c (mode_data): Add wider_2x.
2564 (calc_wider_mode): Calculate twice-wider mode too.
2565 (emit_mode_wider): Emit twice-wider mode too.
2566 * machmode.h (mode_2xwider, GET_MODE_2XWIDER_MODE): New.
2567 * expr.c (expand_expr_real_1): Use it for expanding
2570 2005-05-31 Zdenek Dvorak <dvorakz@suse.cz>
2572 PR tree-optimization/21817
2573 * tree-ssa-loop-im.c (for_each_index): Handle VECTOR_CST.
2575 2005-05-31 Pat Haugen <pthaugen@us.ibm.com>
2577 * loop.c (loop_invariant_p, valid_initial_value_p): Revert last
2580 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2584 * fold-const.c (fold_checksum_tree): Copy types also if
2585 TYPE_CONTAINS_PLACEHOLDER_INTERNAL is set.
2586 Don't call fold_checksum_tree for TREE_LIST's TREE_CHAIN
2588 Tail recurse TREE_LIST's TREE_CHAIN.
2590 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2593 * tree-ssa-copy.c (dump_copy_of): Create a bitmap and don't visit a
2594 SSA_NAME twice and cause the loop to become finite. Remove the test
2597 2005-05-31 Andrew Pinski <pinskia@physics.uc.edu>
2599 * tree-cfg.c (verify_expr): Add checking for COND_EXPR's conditional
2602 2005-05-31 Richard Sandiford <rsandifo@redhat.com>
2604 * doc/tm.texi (TARGET_GET_PCH_VALIDITY, TARGET_PCH_VALID_P): Tweak
2605 the documentation to make it more future-proof.
2606 (TARGET_CHECK_PCH_TARGET_FLAGS): Document this new hook.
2607 * target.h (gcc_target): Add check_pch_target_flags.
2608 * target-def.h (TARGET_CHECK_PCH_TARGET_FLAGS): New macro.
2609 (TARGET_INITIALIZER): Include it.
2610 * toplev.c (default_pch_valid_p): Use targetm.check_pch_target_flags.
2611 * config/sh/sh-protos.h (sh_pch_valid_p): Delete.
2612 * config/sh/sh.c (TARGET_PCH_VALID_P, sh_pch_valid_p): Delete.
2613 (sh_check_pch_target_flags): New function.
2614 (TARGET_CHECK_PCH_TARGET_FLAGS): Override default.
2616 2005-05-31 Richard Guenther <rguenth@gcc.gnu.org>
2618 * fold-const.c (extract_array_ref): Handle more cases,
2619 do some useful canonicalization of the base.
2620 (fold_binary): Explicitly deal with arrays of zero-sized
2621 structures during folding of &a[i] == &a[j].
2623 2005-05-31 Eric Botcazou <ebotcazou@libertysurf.fr>
2625 * doc/install.texi (sparc-sun-solaris2*): Update note
2626 about Sun bug 4910101.
2627 (sparc-sun-solaris2.7): Document bootstrap
2628 failure with Sun WorkShop 6 99/08/18 as.
2630 2005-05-30 Pat Haugen <pthaugen@us.ibm.com>
2632 * loop.c (loop_invariant_p, valid_initial_value_p): Use
2633 regs_invalidated_by_call instead of call_used_regs.
2635 2005-05-30 Paolo Carlini <pcarlini@suse.de>
2638 * builtins.def (BUILT_IN_CLOG, BUILT_IN_CLOGF, BUILT_IN_CLOGL):
2640 * doc/extend.texi: Add clog, clogf, clogl.
2642 2005-05-30 H.J. Lu <hongjiu.lu@intel.com>
2645 * c-pragma.c: Include "vec.h".
2646 (handle_pragma_visibility): Use VEC.
2648 * doc/invoke.texi: Remove the nested visibility push limit.
2650 2005-05-30 Roger Sayle <roger@eyesopen.com>
2652 PR rtl-optimization/15422
2653 * reg-stack.c (starting_stack_p): New static global.
2654 (straighten_stack): Delete prototype. Change to update the stack
2655 before the current insn.
2656 (subst_stack_regs): Update call to straighten stack.
2657 (emit_swap_insn): Delete prototype. For the first insn in a
2658 basic block, update stack_in instead of emitting a real swap.
2659 (change_stack): When changing the stack before the first insn
2660 in a basic block, update stack_in instead of emitting real code.
2661 (compensate_edges): Clear starting_stack_p during compensation.
2662 (convert_regs_1): Keep track of starting_stack_p whilst processing
2665 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2667 * tree-ssa-ccp.c (const_val): Make it static.
2669 2005-05-29 Geoffrey Keating <geoffk@apple.com>
2672 * config/rs6000/rs6000.md: Remove stray TARGET_32BIT from
2673 pattern involving `:P'.
2675 * Makefile.in (install-cpp): Depend on installdirs.
2677 2005-05-30 Kazu Hirata <kazu@cs.umass.edu>
2679 * tree-outof-ssa.c (_elim_graph): Change the type of edge_list
2681 (new_elim_graph, clear_elim_graph, delete_elim_graph,
2682 elim_graph_add_edge, elim_graph_remove_succ_edge,
2683 FOR_EACH_ELIM_GRAPH_SUCC, FOR_EACH_ELIM_GRAPH_PRED): Use VEC
2686 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2688 * cgraphunit.c, ipa-inline.c, loop-iv.c, modulo-sched.c,
2689 opts.c, postreload-gcse.c, tree-browser.def, tree-eh.c,
2690 tree-ssa-copyrename.c, tree-vect-analyze.c: Fix typos and
2691 follow spelling conventions in error/dump messages.
2693 2005-05-29 Roger Sayle <roger@eyesopen.com>
2694 Richard Henderson <rth@redhat.com>
2696 * ifcvt.c (noce_emit_move_insn): Construct a SET pattern directly
2697 if the RHS isn't suitable for calling emit_move_insn.
2699 2005-05-29 Kazu Hirata <kazu@cs.umass.edu>
2701 * tree-ssa-ccp.c (ccp_fold): Return immediately after calling
2702 fold_unary and fold_binary.
2704 2005-05-29 Roger Sayle <roger@eyesopen.com>
2706 * reg-stack.c (propagate_stack): Always copy the source stack to
2707 the destination. This routine is now only called when this is safe.
2708 (better_edge): New function split out from convert_regs_1 to
2709 determine which of two edges is better to propagate across.
2710 (convert_regs_1): We need only search for a best edge if the
2711 stack layout hasn't been defined yet. Use better_edge to help
2712 find beste. No longer traverse unnecessary edges.
2714 2005-05-29 Keith Besaw <kbesaw@us.ibm.com>
2716 * tree-ssa-alias.c (new_type_alias): New procedure to
2717 create a type memory tag for a pointer with a may-alias
2718 set determined from a variable declaration.
2719 * tree-flow.h: export declaration of new_type_alias
2720 * tree-optimize.c (init_tree_optimization_passes): document
2721 that pass_may_alias cannot be called after pass_vectorize.
2722 * tree-vect-transform (vect_create_data_ref_ptr): Call
2723 new_type_alias when an type memory tag isn't available
2725 (vectorizable_store): Use copy_virtual_operands to update
2726 virtual defs in place (so that loop_version can be called).
2727 Call mark_for_renaming for the virtual defs in case peeling
2728 is done and virtual uses outside the loop need to be updated.
2730 2005-05-29 Dorit Naishlos <dorit@il.ibm.com>
2732 PR tree-optimization/21639
2733 * tree-complex.c (pass_lower_vector_s): Remove TODO_ggc_collect.
2735 2005-05-29 Jan Hubicka <jh@suse.cz>
2737 PR tree-optimization/21562
2738 * cfgexpand.c (construct_init_block): Deal properly with the case
2739 of entry edge not pointing to very first basic block.
2741 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2743 * tree-ssa-ccp.c (ccp_fold): Remove code that produces
2744 non-gimple min invariant.
2746 * Makefile.in (OBJS-common): Add tree-cfgcleanup.o.
2747 * tree-flow.h: Add prototypes for start_recording_case_labels
2748 and end_recording_case_labels.
2749 * tree-cfg.c (start_recording_case_labels,
2750 end_recording_case_labels): Export.
2751 (cleanup_tree_cfg_loop, modified_noreturn_calls,
2752 cleanup_control_flow, cleanup_control_expr_graph,
2753 remove_fallthru_edge, phi_alternatives_equal,
2754 tree_forwarder_block_p, has_abnormal_incoming_edge_p,
2755 remove_forwarder_block, cleanup_forwarder_blocks,
2756 remove_forwarder_block_with_phi, merge_phi_nodes,
2757 gate_merge_phi, pass_merge_phi): Move to ...
2758 * tree-cfgcleanup.c: ... here.
2760 * basic-block.h: Remove forward declaration of bb_ann_d.
2762 2005-05-28 Jan Hubicka <jh@suse.cz>
2764 * tree-ssa-threadupdate.c: (create_edge_and_update_destination_phis):
2766 * value-prof.c (tree_divmod_fixed_value_transform): Be more verbose in
2768 (tree_mod_subtract): Fix profile updating code.
2769 (tree_divmod_values_to_profile): Do not produce useless value profilers
2772 2005-05-28 Kazu Hirata <kazu@cs.umass.edu>
2774 * tree-ssa-dom.c (vrp_element_p): Define.
2775 (vrp_hash_elt): Change the type of records to
2776 VEC(vrp_element_p,heap).
2778 (tree_ssa_dominator_optimize): Pass vrp_free to htab_create.
2779 Update uses of VRP records.
2780 (simplify_cond_and_lookup_avail_expr, record_range): Update
2781 uses of VRP records.
2783 * tree-inline.c (cfun_stack): Change the type to
2784 VEC(function_p,heap).
2785 (push_cfun, pop_cfun): Use VEC instead of VARRAY.
2787 2005-05-27 Ian Lance Taylor <ian@airs.com>
2789 * c-decl.c (add_stmt): Add C frontend specific version.
2790 (stmts_are_full_exprs_p): Remove.
2791 * c-common.h (STMT_IS_FULL_EXPR_P): Remove.
2792 (stmts_are_full_exprs_p): Don't declare.
2793 * c-semantics.c (add_stmt): Remove.
2795 2005-05-27 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2797 * config/mips/mips-protos.h (mips_declare_object): Add printf
2799 * config/mips/mips.c (mips_declare_object_name): Fix format
2802 2005-05-27 Roger Sayle <roger@eyesopen.com>
2804 * reg-stack.c (compensate_edge): Remove original prototype.
2805 (propagate_stack): New function to copy the stack layout
2806 at the start of a basic block from the layout at the end of
2807 one of its predecessors.
2808 (compensate_edge): Assume that both source and destination
2809 blocks have already had their stack layouts defined.
2810 (compensate_edges): Traverse all non-entry edges in the CFG
2811 and call compensate_edge on each in turn.
2812 (convert_regs_1): Change return type to void. Call
2813 propagate_stack instead of compensate_edge.
2814 (convert_regs_2): Change return type to void. Update call
2815 to convert_regs_1 to ignore the (now void) return value.
2816 (convert_regs): Update calls to convert_regs_2 to ignore
2817 the (now void) return value. After all the basic blocks have
2818 been processed, call compensate_edges to actually emit new
2820 (reg_to_stack): Initialize the aux info for each basic block
2821 with FOR_EACH_BB instead of which FOR_EACH_BB_REVERSE.
2823 2005-05-28 Jan Hubicka <jh@suse.cz>
2825 * except.c (can_throw_internal_1, can_throw_external_1): Add
2827 (can_throw_external, can_throw_internal): Bring into sync wrt
2829 * except.h (can_throw_internal_1, can_throw_external_1): Update
2831 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
2832 Deal properly with resx.
2834 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2836 * basic-block.h (basic_block_def): Add phi_nodes and
2837 predictions. Remove tree_annotations.
2838 * predict.c (tree_predicted_by_p, tree_predict_edge,
2839 combine_predictions_for_bb): Adjust references to predictions.
2840 * tree-cfg.c (init_empty_tree_cfg, create_bb): Don't call
2841 create_block_annotation.
2842 (create_block_annotation, free_blocks_annotatios,
2843 clear_blocks_annotations): Remove.
2844 (dump_cfg_stats): Don't print out the memory spent on
2846 (delete_tree_cfg_annotations): Don't call free_blocks_annotations.
2847 * tree-flow-inline.h (bb_ann): Remove.
2848 (phi_nodes, set_phi_nodes): Update references to phi_nodes.
2849 * tree-flow.h (bb_ann_d): Remove.
2850 * tree-if-conv.c (process_phi_nodes): Update a reference to
2852 * tree-phinodes.c (reserve_phi_args_for_new_edge,
2853 create_phi_node, remove_phi_node): Likewise.
2854 * tree-pretty-print.c (dump_generic_bb_buff): Don't call bb_ann.
2855 * tree-ssa-dom.c (threaded_blocks): New.
2856 (tree_ssa_dominator_optimize): Initialize, clear, and free
2857 threaded_blocks. Update a call to thread_through_all_blocks.
2858 (thread_across_edge): Use threaded_blocks instead of setting
2859 incoming_edge_threaded.
2860 * tree-ssa-threadupdate.c (threaded_through_all_blocks): Take
2861 a bitmap of blocks that are threaded through.
2862 * tree.h: Move the prototype of threaded_through_blocks to
2865 * domwalk.c (walk_dominator_tree, init_walk_dominator_tree,
2866 fini_walk_dominator_tree): Use VEC instead of VARRAY.
2867 * domwalk.h (dom_walk_data): Change the type of
2868 block_data_stack and free_block_data to VEC(void_p,heap)*.
2869 * tree-ssa-dse.c (dse_initialize_block_local_data,
2870 dse_optimize_stmt, dse_record_phis, dse_finalize_block): Use
2871 VEC instead of VARRAY.
2873 2005-05-27 Jan Hubicka <jh@suse.cz>
2875 * cgraph.c: Include tree-gimple.h
2876 (cgraph_edge): Rename expr to stmt.
2877 (cgraph_create_edge): Likewise.
2878 (cgraph_clone_node): Likewise.
2879 * cgraph.h (cgraph_node): Use call_stmt instead of call_expr.
2880 * cgraphunit.c (record_call_1): Rename to ...
2881 (record_reference): ... this one; do not build edges.
2882 (cgraph_varpool_analyze_pending_decls): Call record_reference directly.
2883 (current_basic_block): Kill.
2884 (cgraph_create_edges): Rewrite to work on gimple statements nicely.
2885 (verify_cgraph_node): Likewise.
2886 * tree-inline.c (copy_body_r): Do not mess up with cgraph edges.
2887 (copy_bb): Mess up with cgraph edges here; simplify EH handling.
2888 (copy_edges_for_bb): Simplify EH handling.
2889 (expand_call_inline): Pass statement to cgraph_edge and
2892 2005-05-27 Richard Guenther <rguenth@gcc.gnu.org>
2894 * tree-inline.c (copy_body_r): Manually fold *& to deal
2895 with ADDR_EXPRs with mismatched types for now.
2897 * gimplify.c (fold_indirect_ref_rhs): New function.
2898 (gimplify_modify_expr_rhs): Use it instead of pessimistic
2901 * fold-const.c (fold_indirect_ref_1): Add type argument;
2902 make sure the resulting expression is of this type.
2903 (build_fold_indirect_ref, fold_indirect_ref): Adjust callers.
2905 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2907 PR tree-optimization/21658
2908 * tree-ssa-ccp.c (ccp_fold): Call fold_binary instead of
2909 fold_binary_to_constant. Likewise, call fold_unary instead of
2910 fold_unary_to_constant.
2912 2005-05-27 Nathan Sidwell <nathan@codesourcery.com>
2914 * vec.h: Implement integral type vector specialization.
2915 (VEC_T): Define a non-GTY structure.
2916 (VEC_T_GTY): Define a GTY structure.
2917 (VEC_TA): Rename to ...
2918 (VEC_TA_GTY): ... here.
2919 (DEF_VEC_I, DEF_VEC_ALLOC_I): New.
2920 (DEF_VEC_P, DEF_VEC_ALLOC_P): Adjust.
2921 (DEF_VEC_FUNC_P, DEF_VEC_ALLOC_FUNC_P): New, broken out of
2922 DEF_VEC_P and DEF_VEC_ALLOC_P.
2923 (DEF_VEC_O, DEF_VEC_ALLOC_O): Adjust.
2924 (DEF_VEC_FUNC_O, DEF_VEC_ALLOC_FUNC_O): New, broken out of
2925 DEF_VEC_O and DEF_VEC_ALLOC_O.
2926 * global.c: Use DEF_VEC_I, DEF_VEC_ALLOC_I.
2927 * lambda-code.c: Likewise.
2928 * tree-into-ssa.c: Likewise.
2929 * tree-ssa-live.c: Likewise.
2931 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2933 * tree-into-ssa.c (update_ssa): Ensure that the operand cache
2935 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
2936 update_stmt_if_modified before calling update_ssa.
2938 2005-05-27 Ralf Corsepius <ralf.corsepius@rtems.org>
2940 * config/rs6000/t-rtems: Remove roe multilib variant.
2942 2005-05-26 Roger Sayle <roger@eyesopen.com>
2944 PR tree-optimization/9814
2945 * ifcvt.c (noce_emit_move_insn): If we fail to recognize the move
2946 instruction, add the necessary clobbers by re-expanding the RTL
2947 for arithmetic operations via optab.c's expand_unop/expand_binop.
2948 (noce_try_bitop): New function to optimize bit manipulation idioms
2949 of the form "if (x & C) x = x op C" and "if (!(x & C) x = x op C".
2950 (noce_process_if_block): Call noce_try_bitop.
2952 2005-05-26 Roger Sayle <roger@eyesopen.com>
2954 * reg-stack.c (convert_regs_entry, convert_regs_exit,
2955 convert_regs_1, convert_regs_2, convert_regs): Delete prototypes.
2956 (reg_to_stack): Move to end of the file. Initialize the per
2957 basic block information here, instead of...
2958 (convert_regs_entry): Here.
2959 (convert_regs): Change unused return type to void.
2961 2005-05-27 Kazu Hirata <kazu@cs.umass.edu>
2963 * c-pch.c, timevar.c, timevar.h, unwind-compat.c,
2964 unwind-dw2-fde-compat.c, unwind-dw2-fde.c, config/mmix/mmix.h,
2965 config/rs6000/eabispe.h, config/rs6000/lynx.h,
2966 config/sh/elf.h, config/sh/symbian-pre.h,
2967 config/sparc/sparc-protos.h: Update copyright.
2969 2005-05-26 Mike Stump <mrs@apple.com>
2971 * darwin.h (ASM_OUTPUT_LABELREF): Handle quoted non-lazy pointers
2974 2005-05-26 Richard Guenther <rguenth@gcc.gnu.org>
2976 * tree-ssa-forwprop.c (forward_propagate_addr_expr):
2977 See through ADDR_EXPR in finding place to propagate into.
2979 2005-05-26 Kazu Hirata <kazu@cs.umass.edu>
2981 * c-common.c, c-parser.c, cfgbuild.c, cfghooks.c, cfghooks.h,
2982 cfgrtl.c, cgraphunit.c, ddg.c, expr.h, gcse.c, ggc-page.c,
2983 ggc-zone.c, gimplify.c, ipa-inline.c, longlong.h, targhooks.c,
2984 tree-flow-inline.h, tree-pass.h, tree-ssa-dse.c,
2985 tree-ssa-loop-im.c, tree-ssa-loop-ivopts.c,
2986 tree-ssa-operands.c, tree-vect-analyze.c,
2987 tree-vect-transform.c, tree-vectorizer.c, tree.c,
2988 config/arm/arm.c, config/bfin/bfin.c, config/frv/frv.c,
2989 config/frv/frv.md, config/i386/i386.c, config/i386/sse.md,
2990 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2991 config/mcore/mcore.c, config/mips/mips.c, config/mips/mips.md,
2992 config/rs6000/darwin-ldouble.c, config/rs6000/rs6000.c,
2993 config/rs6000/rs6000.h, config/sh/sh.c, config/sh/sh.md,
2994 config/sh/ushmedia.h, config/sparc/sparc.c,
2995 config/sparc/sparc.md, config/stormy16/stormy-abi: Fix comment
2996 typos. Follow spelling conventions.
2997 * doc/invoke.texi, doc/tm.texi, doc/tree-ssa.texi: Fix typos.
2998 Follow spelling conventions.
3000 2005-05-26 David Ung <davidu@mips.com>
3002 * config/mips/mips.c (mips_use_ins_ext_p): New helper function
3003 that determines whether the MIPS32/64 R2 ext/ins should be used.
3004 * config/mips/mips.h (ISA_HAS_EXT_INS): New macro.
3005 * config/mips/mips.md (extzv): Changed predicate for operand to
3006 nonimmediate_operand. Add code to generate insn patterns for
3007 extzvsi and extzvdi.
3008 (extzv<mode>): New pattern to match mips32/64 r2 ext insn.
3009 (insv): Similarly for insertion.
3010 (insv<mode>): Similarly.
3012 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
3014 * simplify-rtx.c (avoid_constant_pool_reference): Support
3015 offsetted addresses in the constant pool.
3017 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
3019 * df.h (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
3020 * df.c (DF_SUBREGS, df_local_def_available_p, df_insn_modified_p): New.
3022 2005-05-26 Jakub Jelinek <jakub@redhat.com>
3025 * reg-stack.c (swap_rtx_condition): Don't crash if %ax user was not
3026 found in the basic block and last insn in the basic block is not
3027 INSN_P. Remove explicit unspec numbers that are no longer valid
3030 2005-05-26 Paolo Bonzini <bonzini@gnu.org>
3032 * tree-vect-transform.c (vectorizable_operation): Try word_mode
3033 vectorization if UNITS_PER_WORD == UNITS_PER_SIMD_WORD, even
3034 if a vector mode is available.
3036 2005-05-25 Roger Sayle <roger@eyesopen.com>
3039 * fold-const.c (const_binop): Check for division by zero during
3042 2005-05-26 Ian Lance Taylor <ian@airs.com>
3044 * reload1.c (verify_initial_elim_offsets): Add braces to avoid
3045 having a declaration after a statement.
3047 2005-05-26 Richard Sandiford <rsandifo@redhat.com>
3049 * opt-functions.awk (var_type): New function.
3050 (var_set): Use CLVC_STRING if var_type returns "const char *".
3051 * opth-gen.awk: Use var_type to find out the types of variables.
3052 Don't print comments above each "extern" definition.
3053 * optc-gen.awk: Use var_type in the same way.
3054 * opts.h (cl_var_cond): Rename to...
3055 (cl_var_type): ...this. Add CLVC_STRING.
3056 (cl_option): Make "flag_var" a "void *" pointer. Replace "var_cond"
3058 * opts.c (handle_option, option_enabled): Update after above name
3059 change. Cast flag_var before using it. Handle CLVC_STRING.
3061 * config/alpha/alpha.h (alpha_tls_size): Delete.
3062 * config/alpha/alpha.c (alpha_tls_size, alpha_cpu_string)
3063 (alpha_tune_string, alpha_tp_string, alpha_fprm_string)
3064 (alpha_fptm_string, alpha_mlat_string): Delete.
3065 (alpha_handle_option): Don't set the above variables here. Use the
3066 integer argument to check the validity of -mtls-size=.
3067 * config/alpha/alpha.opt (mcpu=, mtune=, mfp-rounding-mode=)
3068 (mfp-trap-mode=, mtrap-precision=, mmemory-latency=): Add Var()s.
3069 (mtls-size=): Likewise. Convert to a UInteger and initialize the
3072 * config/arc/arc.c (arc_cpu_string, arc_text_string)
3073 (arc_data_string, arc_rodata_string): Delete.
3074 (arc_handle_option): Don't set the above variables here.
3075 * config/arc/arc.opt (mcpu=, mtext=, mdata=, mrodata=): Add Var()s
3076 and initialize them.
3078 * config/arm/arm.c (target_fpu_name, target_fpe_name)
3079 (target_float_abi_name, target_abi_name, structure_size_string)
3080 (arm_pic_register_string): Delete.
3081 (arm_handle_option): Don't set the above variables here, except
3082 in the handling of -mhard-float and -msoft-float.
3083 * config/arm/arm.opt (mabi=, mfloat-abi=, mfp=, mfpe=, mfpu=)
3084 (mpic-register=, mstructure-size-boundary=): Add Var()s.
3086 * config/avr/avr.c (avr_init_stack, avr_mcu_name, TARGET_HANDLE_OPTION)
3087 (avr_handle_option): Delete.
3088 * config/avr/avr.opt (mmcu=, minit-stack=): Add Var()s and initialize
3091 * config/bfin/bfin.c (bfin_library_id): Delete.
3092 (bfin_handle_option): Don't set it.
3093 * config/bfin/bfin.opt (mshared-library-id=): Add Var().
3095 * config/c4x/c4x.h (c4x_rpts_cycles): Delete.
3096 * config/c4x/c4x.c (c4x_rpts_cycles): Delete.
3097 (c4x_handle_option): Don't set c4x_rpts_cycles here.
3098 * config/c4x/c4x.opt (mrpts=): Add Var().
3100 * config/cris/aout.h (CRIS_SUBTARGET_HANDLE_OPTION): Don't set
3101 cris_elinux_stacksize_str here.
3102 * config/cris/aout.opt (melinux-stacksize=): Add Var().
3103 * config/cris/cris.h (cris_max_stackframe_str, cris_cpu_str)
3104 (cris_tune_str, cris_elinux_stacksize_str): Delete.
3105 * config/cris/cris.c (cris_max_stackframe_str, cris_cpu_str)
3106 (cris_tune_str, cris_elinux_stacksize_str): Delete.
3107 (cris_handle_option): Don't set the above variables here.
3108 * config/cris/cris.opt (mcpu=, march=, mtune=, mmax-stackframe=)
3109 (max-stackframe=): Add Var()s.
3111 * config/i386/i386.h (ix86_tune_string, ix86_arch_string): Delete.
3112 * config/i386/i386.c (ix86_cmodel_string, ix86_asm_string)
3113 (ix86_tls_dialect_string, ix86_tune_string, ix86_arch_string)
3114 (ix86_fpmath_string, ix86_regparm_string, ix86_align_loops_string)
3115 (ix86_align_jumps_string, ix86_preferred_stack_boundary_string)
3116 (ix86_branch_cost_string, ix86_align_funcs_string): Delete.
3117 (ix86_handle_option): Don't set the above variables here.
3118 * config/i386/i386.opt (malign-functions=, malign-jumps=)
3119 (malign-loops=, march=, masm=, mbranch-cost=, mcmodel=, mfpmath=)
3120 (mpreferred-stack-boundary=, mregparm=, mtls-dialect=, mtune=): Add
3123 * config/ia64/ia64.h (ia64_tls_size): Delete.
3124 * config/ia64/ia64.c (ia64_tls_size): Delete.
3125 (ia64_handle_option): Treat -mtls-size= as a UInteger option,
3126 reading the integer argument from the "value" parameter. Don't
3127 set ia64_tls_size here.
3128 * config/ia64/ia64.opt (mtls-size=): Turn into a UInteger option.
3129 Add Var() and Init().
3131 * config/m32r/m32r.h (m32r_cache_flush_func): Delete.
3132 (m32r_cache_flush_trap): Delete.
3133 * config/m32r/m32r.c (m32r_cache_flush_func): Delete.
3134 (m32r_cache_flush_trap): Delete.
3135 (m32r_handle_option): Don't set the above variables when handling
3136 -mflush-func= and -mflush-trap=.
3137 * config/m32r/m32r.opt (-mflush-func=, -mflush-trap=): Add Var()s
3140 * config/mips/mips.h (mips_cache_flush_func): Delete.
3141 * config/mips/mips.c (mips_arch_string, mips_tune_string)
3142 (mips_cache_flush_func): Delete.
3143 (mips_handle_option): Don't set the above variables when handling
3144 -march=, -mtune= and -mflush-func=.
3145 * config/mips/mips.opt (march=, mflush-func=, mtune=): Add Var()s.
3147 * config/s390/s390.c (s390_arch_string): Delete.
3148 (s390_handle_option): Don't set it here.
3149 * config/s390/s390.opt (march=): Add Var().
3151 * config/sparc/sparc.h (sparc_cmodel_string): Delete.
3152 * config/sparc/sparc.c (sparc_cmodel_string): Delete.
3153 (sparc_handle_option): Don't set it here.
3154 * config/sparc/sparc.opt (mcmodel=): Add Var().
3156 2005-05-25 Roger Sayle <roger@eyesopen.com>
3158 * convert.c (convert_to_integer) <POINTER_TYPE>: Avoid recursive
3159 call to convert_to_integer by building the NOP_EXPR directly.
3161 2005-05-25 Richard Sandiford <rsandifo@redhat.com>
3163 * config/rs6000/rs6000.opt (mprioritize-restricted-insns=): Fix typo.
3165 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3166 Jeff Law <law@redhat.com>
3168 * tree-cfg.c (verify_expr, case ADDR_EXPR): Verify invariant,
3169 constant and side_effects of the ADDR_EXPR are consistent.
3171 * tree-nested.c (convert_local_reference): Set CURRENT_FUNCTION_DECL
3172 appropriately around calls to recompute_tree_invarant_for_addr_expr.
3174 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
3176 * config/s390/s390.c (GP_ARG_NUM_REG, FP_ARG_NUM_REG): New defines.
3177 (s390_function_arg, s390_gimplify_va_arg): Use them.
3178 (s390_register_info): Save only required subset of argument
3179 registers into save area for va_list.
3180 (s390_va_start): Initialize only required elements of va_list struct.
3181 (s390_build_builtin_va_list): Set va_list_[gf]pr_counter_field.
3183 2005-05-25 Ulrich Weigand <uweigand@de.ibm.com>
3185 * reload1.c (verify_initial_elim_offsets): Return boolean status
3186 instead of aborting.
3187 (reload): Adapt verify_initial_elim_offsets call site. Restart
3188 main loop if some initial elimination offsets changed.
3190 2005-05-25 Adam Nemet <anemet@lnxw.com>
3192 * config/rs6000/lynx.h (CC1_SPEC): Use -maix-struct-return instead
3193 of -mno-svr4-struct-return.
3195 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3197 Fix PR tree-optimization/21705
3199 * tree-ssa-pre.c (in_fre): New static variable.
3200 (create_value_expr_from): Recursively value number reference ops
3202 (can_value_number_call): Temporary restrict only exists for
3205 2005-05-25 Kazu Hirata <kazu@cs.umass.edu>
3207 * tree-into-ssa.c (rewrite_into_ssa, update_ssa): Replace
3208 sizeof (bitmap *) with sizeof (bitmap).
3210 2005-05-25 Daniel Berlin <dberlin@dberlin.org>
3212 * lambda-code.c (perfect_nestify): Call update_stmt on the exit
3215 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
3217 * config/s390/s390.c (TARGET_INSN_VALID_WITHIN_DOLOOP): Set to
3220 2005-05-25 Jan Hubicka <jh@suse.cz>
3222 * Makefile.in (ipa-inline.o): Add COEVERAGE_H dependency.
3223 * cgraph.c (cgraph_create_node): Reset estimated_growth.
3224 * cgraph.h (cgraph_global_info): Add estimated_growth.
3225 * ipa-inline.c: Include coverage.h
3226 (max_insns, max_count): New static variables.
3227 (cgraph_estimate_size_after_inlining): Cache the result.
3228 (cgraph_estimate_growth):
3229 * passes.c (rest_of_clean_state): Kill coverage_end_function.
3230 * timevar.def (TV_INLINE_HEURISTICS): New timevar.
3231 * tree-optimize.c (init_tree_optimization_passes): Move profiling before
3233 (ipa_passes): Initialize bitmaps.
3235 2005-05-25 Adrian Straetling <straetling@de.ibm.com>
3237 * loop-doloop.c: Include "target.h".
3238 (doloop_valid_p): Move tests to function in targhooks.c.
3239 * target.h (struct gcc_target): New target hook
3240 "insn_valid_within_doloop".
3241 * target-def.h: Define default value for "insn_valid_within_doloop".
3242 (TARGET_INITIALIZER): Insert new target hook into initializer.
3243 * targhooks.c (default_insn_valid_within_doloop): New function.
3244 * targhooks.h (default_insn_valid_within_doloop): Declare.
3245 * hooks.c (hook_bool_rtx_true): New function.
3246 * hooks.h (hook_bool_rtx_true): Declare.
3247 * doc/tm.texi: Add documentation for new target hook.
3249 2005-05-25 Eric Botcazou <ebotcazou@libertysurf.fr>
3252 * config/sparc/sparc.h (SPARC_SYMBOL_REF_TLS_P): New macro
3253 * config/sparc/sparc-protos.h (tls_symbolic_operand): Delete.
3254 (sparc_tls_referenced_p): New prototype.
3255 * config/sparc/sparc.c (tls_symbolic_operand): Delete.
3256 (sparc_expand_move): Look for TLS addresses with constant offsets.
3257 (legitimate_constant_p): Use SPARC_SYMBOL_REF_TLS_P instead of
3258 tls_symbolic_operand.
3259 (legitimate_pic_operand_p): Likewise.
3260 (legitimate_address_p): Likewise.
3261 (legitimize_address): Likewise.
3262 (sparc_tls_symbol_ref_1): New function.
3263 (sparc_tls_referenced_p): New function.
3264 * config/sparc/predicates.md (tgd_symbolic_operand): Use
3265 SYMBOL_REF_TLS_MODEL instead of tls_symbolic_operand.
3266 (tld_symbolic_operand): Likewise.
3267 (tie_symbolic_operand): Likewise.
3268 (tle_symbolic_operand): Likewise.
3270 2005-05-24 DJ Delorie <dj@redhat.com>
3272 * common.opt (-Wattributes): New. Default true.
3273 * doc/invoke.texi (-Wno-attributes): Document.
3275 * attribs.c (decl_attributes): Move warning control from if() to
3277 * c-common.c (handle_packed_attribute): Likewise.
3278 (handle_nocommon_attribute): Likewise.
3279 (handle_common_attribute): Likewise.
3280 (handle_noreturn_attribute): Likewise.
3281 (handle_noinline_attribute): Likewise.
3282 (handle_always_inline_attribute): Likewise.
3283 (handle_used_attribute): Likewise.
3284 (handle_unused_attribute): Likewise.
3285 (handle_const_attribute): Likewise.
3286 (handle_transparent_union_attribute): Likewise.
3287 (handle_constructor_attribute): Likewise.
3288 (handle_destructor_attribute): Likewise.
3289 (handle_mode_attribute): Likewise.
3290 (handle_alias_attribute): Likewise.
3291 (handle_visibility_attribute): Likewise.
3292 (handle_tls_model_attribute): Likewise.
3293 (handle_malloc_attribute): Likewise.
3294 (handle_returns_twice_attribute): Likewise.
3295 (handle_pure_attribute): Likewise.
3296 (handle_deprecated_attribute): Likewise.
3297 (handle_vector_size_attribute): Likewise.
3298 (handle_nothrow_attribute): Likewise.
3299 (handle_cleanup_attribute): Likewise.
3300 (handle_warn_unused_result_attribute): Likewise.
3301 (handle_sentinel_attribute): Likewise.
3302 * c-decl.c (diagnose_mismatched_decls): Likewise.
3303 (start_decl): Likewise.
3304 (grokdeclarator): Likewise.
3305 (start_function): Likewise.
3306 * c-format.c (check_function_format): Likewise.
3307 * stor-layout.c (place_field): Likewise.
3308 (finalize_record_size): Likewise.
3309 * tree.c (handle_dll_attribute)): Likewise.
3310 * varasm.c (default_assemble_visibility): Likewise.
3311 * config/darwin.c (darwin_handle_weak_import_attribute): Likewise.
3312 (darwin_assemble_visibility): Likewise.
3313 * config/arc/arc.c (arc_handle_interrupt_attribute): Likewise.
3314 * config/arm/arm.c (arm_handle_fndecl_attribute): Likewise.
3315 (arm_handle_isr_attribute): Likewise.
3316 * config/avr/avr.c (avr_handle_progmem_attribute): Likewise.
3317 (avr_handle_fndecl_attribute): Likewise.
3318 * config/bfin/bfin.c (handle_int_attribute): Likewise.
3319 * config/c4x/c4x.c (c4x_handle_fntype_attribute): Likewise.
3320 * config/h8300/h8300.c (h8300_handle_fndecl_attribute): Likewise.
3321 (h8300_handle_eightbit_data_attribute): Likewise.
3322 (h8300_handle_tiny_data_attribute): Likewise.
3323 * config/i386/i386.c (ix86_handle_cdecl_attribute): Likewise.
3324 (ix86_handle_regparm_attribute): Likewise.
3325 (ix86_handle_struct_attribute): Likewise.
3326 * config/i386/winnt.c (ix86_handle_shared_attribute): Likewise.
3327 (i386_pe_encode_section_info): Likewise.
3328 * config/ia64/ia64.c (ia64_handle_model_attribute): Likewise.
3329 * config/ip2k/ip2k.c (ip2k_handle_progmem_attribute): Likewise.
3330 (ip2k_handle_fndecl_attribute): Likewise.
3331 * config/m32r/m32r.c (m32r_handle_model_attribute): Likewise.
3332 * config/m68hc11/m68hc11 (m68hc11_handle_page0_attribute): Likewise.
3333 (m68hc11_handle_fntype_attribute): Likewise.
3334 (m68hc11_encode_section_info): Likewise.
3335 * config/m68k/m68k.c (m68k_handle_fndecl_attribute): Likewise.
3336 * config/mcore/mcore.c (mcore_handle_naked_attribute): Likewise.
3337 * config/ns32k/ns32k.c (ns32k_handle_fntype_attribute): Likewise.
3338 * config/rs6000/rs6000.c (rs6000_handle_longcall_attribute): Likewise.
3339 * config/sh/sh.c (sh_handle_interrupt_handler_attribute): Likewise.
3340 (sh_handle_sp_switch_attribute): Likewise.
3341 (sh_handle_trap_exit_attribute): Likewise.
3342 * config/sh/symbian.c (sh_symbian_dllimport_p): Likewise.
3343 (sh_symbian_handle_dll_attribute): Likewise.
3344 * config/stormy16/stormy16.c (xstormy16_handle_interrupt_attribute): Likewise.
3345 (xstormy16_handle_below100_attribute): Likewise.
3346 * config/v850/v850.c (v850_handle_interrupt_attribute): Likewise.
3348 * c-common.c (unsigned_conversion_warning): Move warning control
3349 from if() to warning(OPT_*).
3350 (c_common_truthvalue_conversion): Likewise.
3351 (c_do_switch_warnings): Likewise.
3352 * c-decl.c (diagnose_mismatched_decls): Likewise.
3353 (diagnose_mismatched_decls): Likewise.
3354 (define_label): Likewise.
3355 (grokdeclarator): Likewise.
3356 * c-format.c (check_format_info): Likewise.
3357 * c-lex.c (interpret_integer): Likwise.
3358 (lex_string): Likewise.
3359 * c-opts.c (c_common_post_options): Likewise.
3360 * c-parser.c (c_parser_unary_expression): Likewise.
3361 * c-pragma.c (handle_pragma_redefine_extname): Likewise.
3362 (handle_pragma_extern_prefix): Likewise.
3363 * c-typeck.c (build_binary_op): Likewise.
3364 * gcse.c (is_too_expensive): Likewise.
3365 * opts.c (decode_options): Likewise.
3366 * stor-layout.c (place_field): Likewise.
3367 * tree-cfg.c (remove_bb): Likewise.
3369 * c.opt (-Wreturn-type): Add Var(warn_return_type).
3370 * flags.h (warn_return_type): Remove.
3371 * toplev.c (warn_return_type): Likewise.
3373 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3375 * configure.ac: Don't use gcc_AC_C_LONG_LONG. Check for
3376 existence of long long and __int64 before determining their size.
3377 * aclocal.m4: Delete gcc_AC_C_LONG_LONG.
3378 * configure, config.h.in: Regenerate.
3380 2005-05-24 Kelley Cook <kcook@gcc.gnu.org>
3382 * configure: Regenerate.
3384 2005-05-24 Ziemowit Laski <zlaski@apple.com>
3386 * c-common.h (objc_comptypes): Remove prototype.
3387 (objc_compare_types): New prototype.
3388 (objc_volatilized_decl): Likewise.
3389 (objc_type_quals_match): Likewise.
3390 * c-decl.c (objc_mark_locals_volatile): Streamline by calling
3391 objc_volatilize_decl().
3392 * c-typeck.c (comp_target_types): Remove third parameter; do
3393 not call objc_comptypes().
3394 (comptypes): Remove calls to objc_comptypes().
3395 (build_function_call): Extend compatible prototype check to ObjC.
3396 (build_conditional_expr): Adjust call to comp_target_types().
3397 (convert_for_assignment): Call objc_compare_types() instead of
3398 objc_comptypes(); adjust calls to comp_target_types(); call
3399 objc_type_quals_match() before issuing qualifier mismatch
3401 (build_binary_op): Call objc_compare_types() before issuing
3402 pointer mismatch warnings; adjust calls to
3403 comp_target_types().
3404 * stub-objc.c (objc_comptypes): Remove stub.
3405 (objc_compare_types): New stub.
3406 (objc_volatilized_decl): Likewise.
3407 (objc_type_quals_match): Likewise.
3409 2005-05-24 Paolo Carlini <pcarlini@suse.de>
3411 * config/ia64/ia64intrin.h: Define nothing for C++:
3412 overloaded builtins have been ported to C++.
3414 2005-05-24 Jeff Law <law@redhat.com>
3416 * tree-nested.c (build_addr): New "context" argument. Temporarily
3417 set current_function_decl around the call to build the ADDR_EXPR.
3418 (get_static_chain): Pass proper context to build_addr.
3419 (convert_nl_goto_reference): Likewise.
3420 (convert_tramp_reference): Likewise.
3421 (final_nesting_tree_1): Likewise.
3422 * tree-profile.c (tree_gen_interval_profiler): Likewise.
3423 (tree_gen_pow2_profiler): Likewise.
3424 (tree_gen_one_value_profiler): Likewise.
3425 * tree-ssa-loop-ivopts.c (build_addr_strip_iref): Likewise.
3426 * tree.h (build_addr): Update prototype.
3428 2005-05-24 Kazu Hirata <kazu@cs.umass.edu>
3430 * tree-flow.h (bb_ann_d): Remove has_escape_site.
3431 * tree-ssa-alias.c (compute_points_to_addr_escape): Don't
3432 write to has_escape_site.
3434 2005-05-24 Jeff Law <law@redhat.com>
3436 * Makefile.in (tree-cfg.o): Depend on tree-ssa-propagate.h.
3437 * tree-cfg.c: Include tree-ssa-propagate.h.
3438 (replace_uses_by): Call recompute_tree_invarant_for_addr_expr as
3441 2005-05-24 Nick Clifton <nickc@redhat.com>
3443 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3444 __NO_FPRS__ when 'f' class registers will not be available.
3446 2005-05-24 Kazuhiro Inaoka <inaoka.kazuhiro@renesas.com>
3448 * config/m32r/m32r.c (m32r_expand_block_move): Return 0 if
3450 * config/m32r/m32r.md (movmemsi): If m32r_expand_block_move did
3452 * config/m32r/m32r/m32r-protos.h (m32r_expand_block_move): Update
3455 2005-05-23 Jeff Law <law@redhat.com>
3457 * tree-ssa-dom.c (cprop_into_stmt): Do not call
3458 recompute_tree_invariant_for_addr_expr here.
3459 (optimize_stmt): Call it here instead and do so if anything
3460 at all has changed in the statement and the RHS is an ADDR_EXPR.
3461 * tree-ssa-forwprop.c (tidy_after_forward_propagate_addr): If
3462 needed, call recompute_tree_invariant_for_addr_expr.
3463 * tree-ssa-propagate.c (substitute_and_fold): Call
3464 recompute_tree_invariant_for_addr_expr as needed.
3466 2005-05-23 Andreas Krebbel <krebbel1@de.ibm.com>
3468 * config/s390/s390.c (s390_optimize_prologue): Don't replace an insn
3469 saving less registers than the replacement.
3471 2005-05-23 Jan Hubicka <jh@suse.cz>
3473 * tree-flow.h (stmt_ann_d): Kill GTY ((skip)) mark on BB.
3475 2005-05-23 Eric Botcazou <ebotcazou@libertysurf.fr>
3477 * config/sparc/sparc-protos.h (sparc_expand_move): New prototype.
3478 * config/sparc/sparc.c (sparc_expand_move): New function.
3479 (sparc_emit_set_const64): Rewrite assert condition on entry.
3480 (legitimate_constant_p) <CONST_VECTOR>: New case.
3481 (legitimize_pic_address): Use TARGET_ARCH64 to select the mode.
3482 * config/sparc/sparc.md (movqi, movhi, movsi, movdi, movV32,
3483 movV64, movtf): Use nonimmediate_operand for the first operand.
3484 Rewrite. Only invoke sparc_expand_move.
3485 * config/sparc/predicates.md (input_operand): Reorder tests.
3487 2005-05-23 Jan Beulich <jbeulich@novell.com>
3489 * gthr-posix.h (__gthread_recursive_mutex_init_function): Add
3490 missing return statement.
3492 2005-05-22 Eric Botcazou <ebotcazou@libertysurf.fr>
3494 * config/sparc/sparc.c (sparc_emit_float_lib_cmp): Use
3495 emit_move_insn for moves to TFmode stack slots.
3497 2005-05-21 Richard Guenther <rguenth@gcc.gnu.org>
3499 * tree-stdarg.c (execute_optimize_stdarg): Handle references
3500 to va_list of the form &va[0].
3502 2005-05-20 Jan Hubicka <jh@suse.cz>
3504 * Makefile.in (insn-emit.o): Add basic-block.h dependency.
3505 * genemit.c (main): Make insn-emit to include basic-block.h too.
3507 2005-05-20 Jan Hubicka <jh@suse.cz>
3509 * cgraphunit.c (cgraph_expand_function): Force function being lowered.
3511 2005-05-19 Richard Henderson <rth@redhat.com>
3513 * config/alpha/alpha.c (emit_unlikely_jump, emit_load_locked,
3514 emit_store_conditional): Split out from ...
3515 (alpha_split_atomic_op): ... here.
3516 (alpha_split_compare_and_swap): New; extract from .md file.
3517 (alpha_split_lock_test_and_set): Likewise.
3518 * config/alpha/alpha-protos.h: Update.
3519 * config/alpha/sync.md (sync_compare_and_swap<I48MODE>): Move
3520 split code into alpha.c.
3521 (sync_lock_test_and_set<I48MODE>): Likewise.
3523 2005-05-19 Richard Henderson <rth@redhat.com>
3525 * unwind.h, unwind-pe.h: Revert gcc_unreachable change of 05-17.
3527 2005-05-19 Richard Henderson <rth@redhat.com>
3529 * config/i386/sse.md (mulv4si3): Use all register inputs.
3530 (mulv2di3): Likewise.
3532 2005-05-19 Richard Guenther <rguenth@gcc.gnu.org>
3534 * tree-ssa-loop-ivopts.c (determine_base_object): Use
3535 build_fold_addr_expr to generate trees of correct type.
3536 Use fold_buildN if possible.
3538 2005-05-19 Jan Hubicka <jh@suse.cz>
3540 * basic-block.h (REG_BR_PROB_BASE): Define.
3541 * cgraph.c (cgraph_create_edge): Initialize loop_nest and count.
3542 (dump_cgraph_node): Dump count.
3543 (cgraph_clone_edge): Rescale counts.
3544 (cgraph_clone_node): Likewise.
3545 * cgraph.h: Include basic-block.h
3546 (cgraph_node): Add count.
3547 (cgraph_edge): Add count and loop_nest.
3548 (cgraph_node, cgraph_edge, cgraph_clone_edge, cgraph_clone_node):
3550 * cgraphunit.c: Kill now redundant inlining comment.
3551 (cgraph_create_edges): Make static, maintain current basic block;
3553 (record_call_1): Fill in new fields.
3554 * ipa-inline.c (cgraph_clone_inlined_nodes): Update call of
3556 (cgraph_decide_recursive_inlining): Likewise.
3557 * rtl.h (REG_BR_PROB_BASE): Kill.
3558 * tree-inline.c (copy_body_r): Update call of cgraph_clone_edge.
3559 (expand_call_inline): Update call of cgraph_create_edge.
3560 * tree-optimize.c (tree_rest_of_compilation): Likewise.
3562 2005-05-19 Nick Clifton <nickc@redhat.com>
3564 * config/rs6000/eabispe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Use the
3565 new rs6000_explicit_options structure.
3567 2005-05-19 Richard Henderson <rth@redhat.com>
3570 * config/alpha/alpha.c (alpha_emit_conditional_branch): Move
3571 TFmode code swapping ...
3572 (alpha_emit_xfloating_compare): ... here.
3573 (alpha_emit_setcc): Update to match.
3574 (alpha_lookup_xfloating_lib_func): Assert TARGET_HAS_XFLOATING_LIBS.
3576 2005-05-19 Richard Henderson <rth@redhat.com>
3579 * config/ia64/ia64.c (ia64_expand_tls_address): Remove extra
3580 memory indirection in local-dynamic case.
3582 2005-05-18 Jie Zhang <jie.zhang@analog.com>
3583 Bernd Schmidt <bernd.schmidt@analog.com>
3585 * config/bfin/bfin.c (branch_dest): Add comment why it's
3587 * config/bfin/bfin.md (attr "length" default): Change the offset of
3588 forward conditional branch of length 4 from 4096 to 4092.
3590 2005-05-19 Jan Beulich <jbeulich@novell.com>
3592 * unwind-compat.c: Include tconfig.h and tsystem.h.
3593 * unwind-dw2-fde-compat.c: Likewise.
3595 2005-05-18 Richard Henderson <rth@redhat.com>
3598 * ifcvt.c (noce_process_if_block): Avoid conversion when the
3599 memory destination is readonly.
3601 2005-05-18 Richard Henderson <rth@redhat.com>
3604 * tree-ssa-operands.c (opf_non_specific): New.
3605 (get_asm_expr_operands): Set it.
3606 (add_call_clobber_ops, add_call_read_ops): Likewise.
3607 (add_stmt_operand): Test it instead of opf_kill_def when
3608 considering unmodifiable variables.
3610 * tree-ssa-operands.c (get_expr_operands): Fix exact test.
3612 2005-05-19 Kazu Hirata <kazu@cs.umass.edu>
3614 * cfgexpand.c, tree-cfg.c, tree-inline.c, tree-optimize.c,
3615 tree-ssa-forwprop.c: Fix comment typos.
3616 * doc/invoke.texi: Fix a typo.
3618 2005-05-18 Richard Henderson <rth@redhat.com>
3620 * config.gcc (powerpc-*-linux*): Include linux64.opt when
3621 including linux64.h.
3623 2005-05-18 Richard Henderson <rth@redhat.com>
3625 * tree-cfg.c (pass_remove_useless): Revert last change.
3626 * tree-optimize.c (init_tree_optimization_passes): Initialize
3627 all_lowering_passes with PROP_gimple_any.
3629 2005-05-18 Devang Patel <dpatel@apple.com>
3631 * config/rs6000/rs6000.md (insvsi_internal1): Subtract shift from
3634 2005-05-18 Richard Henderson <rth@redhat.com>
3636 * tree-ssa-forwprop.c (cfg_changed): New.
3637 (tidy_after_forward_propagate_addr): New.
3638 (forward_propagate_addr_expr): Use it, and fold_stmt_inplace.
3639 (forward_propagate_addr_into_variable_array_index): Likewise.
3640 (tree_ssa_forward_propagate_single_use_vars): Cleanup cfg if
3643 2005-05-18 Geoffrey Keating <geoffk@apple.com>
3645 * dummy-checksum.c: New.
3646 * genchecksum.c: New.
3647 * c.opt (print_pch_checksum): New flag.
3648 * c-pch.c (struct c_pch_validity): Make much shorter.
3650 (host_machine): Remove.
3651 (target_machine): Remove.
3652 (get_ident): Change PCH version number.
3653 (pch_init): When -fverbose-asm, print out the compiler fingerprint.
3654 Don't put triplets or version string in PCH validity data.
3655 Do put the compiler checksum in the validity data.
3656 (c_common_valid_pch): Don't check triplets or version string. Do
3658 (c_common_print_pch_checksum): New.
3659 * c-opts.c (c_common_handle_option): Add OPT_print_pch_checksum.
3660 Print fingerprint with -v.
3661 * c-common.h (c_common_print_pch_checksum): New.
3662 (executable_checksum): New.
3663 * Makefile.in (STAGEMOVESTUFF): Add cc1*-dummy, *-checksum.c.
3664 (cc1-dummy): New rule.
3665 (cc1-checksum.c): New rule.
3666 (cc1-checksum.o): New rule.
3667 (cc1): Add checksum support.
3668 (build/genchecksum): New.
3669 (build/genchecksum.o): New.
3670 (dummy-checksum.o): New.
3671 (genobjnames): Add genchecksum.o.
3672 (mostlyclean): Remove *-checksum.c.
3673 (gnucompare): Add libgcc to list of directories checked.
3674 Make comparison problems in libgcc/ and with checksum files only
3676 * doc/invoke.texi (Precompiled Headers): Remove caution.
3677 Document that it must be the exact same binary. Add a few
3678 known-safe flags to the list.
3680 * rs6000/predicates.md (fix_trunc_dest_operand): New.
3681 * rs6000/rs6000.md (fix_truncdfsi2): Use fix_trunc_dest_operand.
3682 Check that a memory operand is valid before trying to use it.
3684 * tree-cfg.c (pass_remove_useless): This pass works on trees.
3686 2005-05-18 Richard Guenther <rguenth@gcc.gnu.org>
3688 * tree.c (build1_stat): Don't try to handle two-operand
3691 2005-05-18 Richard Sandiford <rsandifo@redhat.com>
3693 * config.gcc (sh*-*-*): Define SUPPORT_* macros to 1.
3694 * config/sh/sh.h: Update mask names throughout.
3695 (target_flags, ISIZE_BIT, DALIGN_BIT, SH1_BIT, SH2_BIT, SH3_BIT)
3696 (SH_E_BIT, HARD_SH4_BIT, FPU_SINGLE_BIT, SH4_BIT, SH4A_BIT, FMOVD_BIT)
3697 (SH5_BIT, SPACE_BIT, BIGTABLE_BIT, RELAX_BIT, USERMODE_BIT)
3698 (HITACHI_BIT, NOMACSAVE_BIT, PREFERGOT_BIT, PADSTRUCT_BIT)
3699 (LITTLE_ENDIAN_BIT, IEEE_BIT, SAVE_ALL_TR_BIT, HARD_SH2A_BIT)
3700 (HARD_SH2A_DOUBLE_BIT, INDEXED_ADDRESS_BIT, PT_FIXED_BIT)
3701 (INVALID_SYMBOLS_BIT, ADJUST_UNROLL_BIT, TARGET_DUMPISIZE)
3702 (TARGET_ALIGN_DOUBLE, TARGET_SH1, TARGET_SH2, TARGET_SH3)
3703 (TARGET_HARD_SH4, TARGET_FPU_SINGLE, TARGET_SH5, TARGET_FMOVD)
3704 (TARGET_IEEE, TARGET_SMALLCODE, TARGET_BIGTABLE, TARGET_RELAX)
3705 (TARGET_HITACHI, TARGET_NOMACSAVE, TARGET_PADSTRUCT)
3706 (TARGET_LITTLE_ENDIAN, TARGET_USERMODE, TARGET_PREFERGOT)
3707 (TARGET_SAVE_ALL_TARGET_REGS, TARGET_ALLOW_INDEXED_ADDRESS)
3708 (TARGET_PT_FIXED, TARGET_INVALID_SYMBOLS, TARGET_ADJUST_UNROLL)
3709 (TARGET_SWITCH_SH1, TARGET_SWITCH_SH2, TARGET_SWITCH_SH2E)
3710 (TARGET_SWITCH_SH2A, TARGET_SWITCH_SH2A_SINGLE_ONLY)
3711 (TARGET_SWITCH_SH2A_SINGLE, TARGET_SWITCH_SH2A_NOFPU)
3712 (TARGET_SWITCH_SH3, TARGET_SWITCH_SH3E, TARGET_SWITCH_SH4_SINGLE_ONLY)
3713 (TARGET_SWITCH_SH4_SINGLE, TARGET_SWITCH_SH4_NOFPU, TARGET_SWITCH_SH4)
3714 (TARGET_SWITCH_SH4A, TARGET_SWITCH_SH4A_SINGLE_ONLY)
3715 (TARGET_SWITCH_SH4A_SINGLE, TARGET_SWITCH_SH4A_NOFPU)
3716 (TARGET_SWITCH_SH4AL, TARGET_SWITCH_SH5_64MEDIA)
3717 (TARGET_SWITCH_SH5_64MEDIA_NOFPU, TARGET_SWITCHES_SH5_32MEDIA)
3718 (TARGET_SWITCHES_SH5_32MEDIA_NOFPU, TARGET_SWITCH_SH5_32_ANY_EXTRA)
3719 (TARGET_SWITCH_SH5_MEDIA_ANY_EXTRA, TARGET_SWITCHES)
3720 (SUBTARGET_SWITCHES): Delete.
3721 (TARGET_SH2E, TARGET_SH2A, TARGET_SH2A_SINGLE, TARGET_SH2A_DOUBLE)
3722 (TARGET_SH3E, TARGET_CACHE32, TARGET_SUPERSCALAR, TARGET_HARVARD)
3723 (TARGET_FPU_DOUBLE, TARGET_SH4A_ARCH, TARGET_SHMEDIA32)
3724 (TARGET_SHMEDIA64): Redefine using other TARGET_* macros.
3725 (TARGET_SH4): Undefine options.h definition and check MASK_SH1 as well.
3726 (SUPPORT_SH1, SUPPORT_SH2E, SUPPORT_SH4, SUPPORT_SH4_SINGLE)
3727 (SUPPORT_SH2A, SUPPORT_SH2A_SINGLE): Make numeric.
3728 (SUPPORT_SH2): Define to 1 if SUPPORT_SH1.
3729 (SUPPORT_SH3): Likewise SUPPORT_SH2.
3730 (SUPPORT_SH4_NOFPU): Likewise SUPPORT_SH3.
3731 (SUPPORT_SH4A_NOFPU, SUPPORT_SH4AL, SUPPORT_SH2A_NOFPU): Likewise
3733 (SUPPORT_SH3E): Likewise SUPPORT_SH2E.
3734 (SUPPORT_SH4_SINGLE_ONLY, SUPPORT_SH4A_SINGLE_ONLY)
3735 (SUPPORT_SH2A_SINGLE_ONLY): Likewise SUPPORT_SH3E.
3736 (SUPPORT_SH4A): Likewise SUPPORT_SH4.
3737 (SUPPORT_SH4A_SINGLE): Likewise SUPPORT_SH4_SINGLE.
3738 (SUPPORT_SH5_32MEDIA): Likewise SUPPORT_SH5_COMPACT.
3739 (SUPPORT_SH5_32MEDIA_NOFPU): Likewise SUPPORT_SH5_COMPACT_NOFPU.
3740 (SUPPORT_ANY_SH5_32MEDIA, SUPPORT_ANY_SH5_64MEDIA)
3741 (SUPPORT_ANY_SH5): New macros.
3742 (TARGET_NONE): Replace with...
3743 (MASK_ARCH): ...this new macro.
3744 * config/sh/elf.h: Update mask names
3745 * config/sh/linux.h: Likewise.
3746 * config/sh/little.h: Likewise.
3747 * config/sh/netbsd-elf.h: Likewise.
3748 * config/sh/symbian-pre.h: Likewise.
3749 * config/sh/sh.c (sh_handle_option): New function.
3750 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
3751 (calc_live_regs): Use MASK_FPU_SINGLE instead of FPU_SINGLE_BIT.
3752 (sh_target_switches, target_switches): Delete.
3753 (sh_pch_valid_p): Check for specific differences in the target_flags
3755 (sh_init_cumulative_args): Use MASK_HITACHI instead of HITACHI_BIT.
3756 * config/sh/sh.opt: New file.
3758 2005-05-18 Richard Henderson <rth@redhat.com>
3761 * config/ia64/ia64.c (ia64_extra_constraint) <'T'>: Use
3762 small_addr_symbolic_operand.
3764 2005-05-18 Jeff Law <law@redhat.com>
3766 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
3767 propagate an ADDR_EXPR if the definition and use sites are
3768 in different EH regions.
3770 2005-05-18 Ian Lance Taylor <ian@airs.com>
3772 * read-rtl.c (mode_attr_index): Use obstack_grow0, not
3775 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3777 * cfgrtl.c (purge_dead_edges): Don't remove fake edges.
3779 2005-05-18 Daniel Berlin <dberlin@dberlin.org>
3781 Fix PR tree-optimization/21407
3783 * tree-ssa-operands.c (note_addressable): Change
3784 COMPONENT_REF handling in response to aliasing
3787 2005-05-18 Eric Botcazou <ebotcazou@libertysurf.fr>
3789 * config/sparc/sol2.h (TARGET_DEFAULT): Add back MASK_APP_REGS.
3790 * config/sparc/sol2-64.h (TARGET_DEFAULT): Likewise.
3791 * config/sparc/sp-elf.h (TARGET_DEFAULT): Delete.
3792 * doc/invoke.texi (SPARC options): Document that -mapp-regs is
3793 the default on Solaris too.
3795 2005-05-17 Daniel Berlin <dberlin@dberlin.org>
3797 * tree-ssa-pre.c (find_or_generate_expression): CALL_EXPR
3800 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3802 * timevar.def (TV_SCEV_CONST): New timevar.
3803 * tree-optimize.c (init_tree_optimization_passes): Add
3805 * tree-pass.h (pass_scev_cprop): Declare.
3806 * tree-scalar-evolution.c (scev_const_prop): New function.
3807 * tree-scalar-evolution.h (scev_const_prop): Declare.
3808 * tree-ssa-loop.c (gate_scev_const_prop, pass_scev_cprop):
3810 * tree-cfg.c (replace_uses_by): Export.
3811 * tree-flow.h (replace_uses_by): Declare.
3813 2005-05-17 Ziemowit Laski <zlaski@apple.com>
3814 Mike Stump <mrs@apple.com>
3816 Yet more Objective-C++...
3818 * c-common.h (objc_finish_try_stmt): Add.
3819 (objc_build_synchronized): Add.
3820 (objc_generate_write_barrier): Add.
3821 * stub-objc.c (objc_build_synchronized): Add return value.
3822 (objc_finish_try_stmt): Likewise.
3823 (objc_generate_write_barrier): Add.
3825 * c-common.h (objc_rewrite_function_call): Add.
3826 * c-typeck.c (build_function_call): Allow objc to rewrite
3828 (build_modify_expr): Allow objc to generate write barriers.
3829 * c.opt (Wassign-intercept): Add.
3830 (Wstrict-selector-match): Add.
3831 (fobjc-call-cxx-cdtors): Add.
3832 (fobjc-direct-dispatch): Add.
3834 * dbxout.c (get_lang_number): Add Objective-C++ support.
3835 * doc/invoke.texi (-fobjc-call-cxx-cdtors): Likewise.
3836 (-Wstrict-selector-match): Likewise.
3837 (-fobjc-direct-dispatch): Likewise.
3838 (-Wassign-intercept): Likewise.
3839 (Overall Options): Likewise.
3840 * gengtype.c (get_output_file_with_visibility): Likewise.
3841 * stub-objc.c (objc_rewrite_function_call): Add.
3842 * config/darwin.h (ASM_OUTPUT_LABELREF): Improved quoting support.
3844 * c-common.c (flag_objc_exceptions): Remove.
3845 (flag_objc_sjlj_exceptions): Remove.
3846 * c-decl.c (objc_mark_locals_volatile): Don't change decls
3847 that are already ok.
3848 * c-opts.c (c_common_handle_option, case
3849 OPT_fobjc_exceptions): Remove.
3850 (case OPT_fobjc_sjlj_exceptions): Remove
3851 * c.opt (fobjc-call-cxx-cdtors): Have opt create the flag.
3852 (fobjc-exceptions): Likewise.
3853 (fobjc-sjlj-exceptions): Likewise.
3854 * config/rs6000/darwin.h (OFFS_MSGSEND_FAST): Add.
3855 (OFFS_ASSIGNIVAR_FAST): Add.
3857 2005-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
3859 * config/sparc/sparc.md (movhi): Do not test constness
3860 of operand #1 twice.
3862 (movdi): Unconditionally accept zero as second operand
3863 when the first is memory.
3864 (movdi_insn_sp32): Handle above case.
3865 (DImode splitter): Use predicates.
3866 (DImode splitter): Use const_zero_operand predicate.
3867 (movsf_insn): Swap 2 alternatives.
3869 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3871 * tree-ssa-loop-ivopts.c (find_bivs, find_givs_in_stmt_scev): Apply
3872 expand_simple_operations to bases of the ivs.
3873 (tree_int_cst_sign_bit): Export.
3874 * tree-flow.h (expand_simple_operations): Declare.
3875 * tree-ssa-loop-niter.c (number_of_iterations_cond): Use
3876 tree_int_cst_sign_bit.
3877 (expand_simple_operations): Export.
3878 * tree.h (tree_int_cst_sign_bit): Declare.
3880 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3882 * tree-cfg.c (tree_can_merge_blocks_p): Allow phi nodes in the
3884 (replace_uses_by): New function.
3885 (tree_merge_blocks): Eliminate the phi nodes in the merged block.
3886 * tree-flow.h (fold_stmt_inplace): Declare.
3887 * tree-ssa-ccp.c (fold_stmt_inplace): New function.
3888 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update dominance
3889 info after cfg cleanup.
3891 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3893 * cfgloop.h (just_once_each_iteration_p): Declaration changed.
3894 * cfgloopanal.c (just_once_each_iteration_p): Make the loop argument
3897 2005-05-17 Zdenek Dvorak <dvorakz@suse.cz>
3899 * ggc-page.c (ggc_alloc_stat): Record amount of memory allocated.
3900 * ggc-zone.c (ggc_alloc_zone_1): Ditto.
3901 * timevar.c (timevar_ggc_mem_total): New variable.
3902 (GGC_MEM_BOUND): New constant.
3903 (get_time): Record ggc memory status.
3904 (timevar_accumulate): Accumulate amount of ggc memory.
3905 (timevar_print): Print consumption of ggc memory.
3906 * timevar.def (TV_FIND_REFERENCED_VARS, TV_TREE_REDPHI,
3907 TV_TREE_LOOP_BOUNDS, TV_TREE_LOOP_IVCANON, TV_TREE_VECTORIZATION,
3908 TV_TREE_LINEAR_TRANSFORM): Shorten strings to fit in 22 characters.
3909 * timevar.h (struct timevar_time_def): Add ggc_mem field.
3910 (timevar_ggc_mem_total): Declare.
3912 2005-05-17 Kazu Hirata <kazu@cs.umass.edu>
3914 * tree-into-ssa.c (update_ssa): Clean up by shortening the
3917 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
3919 * config/cris/cris.md (ncond, ocode, rcond): Remove separate
3921 ("b<ncond:code>", "b<ocond:code>", "b<rcond:code>")
3922 ("*b<ncond:code>_reversed", "*b<ocond:code>_reversed")
3923 ("*b<rcond:code>_reversed", "s<ncond:code>", "s<rcond:code>")
3924 ("s<ocond:code>"): Rename from respectively "b<ncond>",
3925 "b<ocond>", "b<rcond>", ("*b<ncond>_reversed",
3926 "*b<ocond>_reversed", "*b<rcond>_reversed", "s<ncond>",
3927 "s<rcond>" and "s<ocond>".
3928 ("b<ocond:code>", "*b<ocond:code>_reversed")
3929 ("*b<rcond:code>_reversed"): Remove extraneous backslashes in
3930 output statement section.
3932 2005-05-17 Roger Sayle <roger@eyesopen.com>
3934 * c-typeck.c (common_type): Also handle BOOLEAN_TYPEs.
3936 2005-05-17 Steven Bosscher <stevenb@suse.de>
3937 Stuart Hastings <stuart@apple.com>
3938 Jan Hubicka <jh@suse.cz>
3939 Dale Johannesen <dalej@apple.com>
3941 * cgraph.h (cgraph_node): Add 'lowered' state.
3942 (cgraph_lower_function): Declare.
3943 * cgraphunit.c (cgraph_finalize_function): Initialize lowered flag.
3944 (cgraph_lower_function): New function.
3945 (cgraph_create_edges): Deal with lowered function bodies.
3946 (verify_cgraph_node): Likewise.
3947 (cgraph_analyze_function): Do lowering job.
3948 (cgraph_build_static_cdtor): Likewise.
3949 * function.h (struct function): Add saved_eh and saved_cfg.
3950 * integrate.c (copy_decl_for_inlining): Kill LABEL_DECL_UID field.
3951 * tree-cfg.c (fold_cond_expr_cond): Export.
3952 * tree-flow.h (fold_cond_expr_cond): Declare.
3953 * tree-inline.c: Include basic-block, ggc, tree-flow, except.h and
3955 (struct_inline_data): Kill fnd, first_inlined_fn, ret_label,
3956 in_target_cleanup_p, tree_pruner, tsi; add callee, caller and
3957 callee_cfun, block, eh_region, eh_region_offset.
3958 (inlining_p): New predicate.
3959 (remap_decl): Update for new inline_data; declare newly created inline
3960 vars in low gimple way.
3961 (copy_body_r): Update for new datastructure, simplify some of handling
3962 when we are in gimple; remap LABEL_DECLs for EH; copy TREE_BLOCK;
3963 deal with RESX_EXPRs.
3965 (copy_edges_for_bb): Likewise.
3966 (remap_decl_1): New.
3967 (copy_cfg_body): New.
3968 (copy_generic_body): Rewrite to work on low gimple.
3969 (copy_body): Turn into simple wrapper around copy_cfg_body.
3970 (setup_one_parameter): Insert new statements into given basic block.
3971 (initialize_initialized_parameters): Likewise, reorganize way things are
3973 (declare_return_variable): Update for new inline data datastructure.
3974 (inline_forbidden_p): Work on low gimple.
3975 (estimate_num_insns): Likewise.
3976 (expand_call_inline): Work on CFG.
3977 (push_cfun, pop_cfun): New functions.
3978 (cfun_stack): New stack.
3979 (add_lexical_block): New function.
3980 (gimple_expand_calls_inline): Work on basic block.
3981 (optimize_inline_calls): Likewise.
3982 (clone_body, save_body, unsave_ewpr_now): Update for new
3984 (declare_inline_vars): Work on block instead of bind_expr.
3985 (inlining_p): New predicate.
3986 * tree-inline.h (push_cfun, pop_cfun): Declare.
3987 * tree-optimize.c: Include except.h
3988 (all_lowering_passes): New variable.
3989 (execute_fixup_cfg, pass_fixup_cfg): New pass.
3990 (init_tree_optimization_passes): Move some to all_lowering_passes.
3991 (tree_lowering_passes): New function.
3992 (tree_rest_of_compilation): Register cfg hooks; save/unsave eh.
3993 * tree-pass.h (tree_lowering_passes): Declare
3995 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
3997 * unwind-dw2-fde-darwin.c: Include tsystem.h.
3999 2005-05-17 Jeff Law <law@redhat.com>
4001 * Makefile.in (tree-ssa-forwprop.o): Depend on langhooks.h.
4002 * tree-ssa-forwprop.c: Include langhooks.h.
4003 (forward_propagate_addr_expr_into_variable_array_index): New.
4004 (forward_propagate_addr_expr): New.
4005 (tree_ssa_forward_propagate_single_use_vars): Loop over all
4006 the statements in the block instead of just the last statement.
4007 Call forward_propagate_addr_expr as needed.
4008 (pass_forwprop): Update the SSA graph after forward propagation is
4011 2005-05-17 Nathan Sidwell <nathan@codesourcery.com>
4013 * unwind-dw2-fde-glibc.c (base_from_cb_data,
4014 _Unwind_IteratePhdrCallback): Use gcc_assert and gcc_unreachable as
4016 * unwind-dw2-fde.c (__deregister_frame_info_bases,
4017 base_from_object, fde_split, end_fde_sort): Likewise.
4018 * unwind-dw2.c (_Unwind_GetGR, _Unwind_SetGR, execute_stack_op,
4019 execute_cfa_program, _Unwind_SetSpColumn, uw_update_context_1,
4020 uw_init_context_1): Likewise.
4021 * unwind.inc (_Unwind_RaiseException_Phase2, _Unwind_Resume,
4022 _Unwind_Resume_or_Rethrow): Likewise.
4023 * unwind-pe.h (__gxx_abort): Do not define.
4024 (size_of_encoded_value, base_of_encoded_value,
4025 read_encoded_value_with_base): Use gcc_unreachable.
4026 * unwind.h (_Unwind_GetTextRelBase): Likewise.
4028 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
4030 * config/arm/lib1funcs.asm (cfi_pop, cfi_push, cfi_start)
4031 (cfi_end): New macros.
4032 (RETLDM): Use cfi_pop. Expect an eight byte stack frame.
4033 (ARM_LDIV0, THUMB_LDIV0, DIV_FUNC_END): Use CFI macros. Create
4034 an eight byte stack frame.
4035 (__NR_tkill): Define.
4036 (__div0): Use gettid tkill on GNU/Linux.
4037 (_arm_return): Add CFI.
4038 (Lchange_\register, .Lchange_lr): Create an eight byte stack frame.
4040 2005-05-17 Daniel Jacobowitz <dan@codesourcery.com>
4042 * configure.ac: Remove spaces around assignment to
4044 * configure: Regenerated.
4046 2005-05-17 David Edelsohn <edelsohn@gnu.org>
4048 * config/rs6000/aix.h (TARGET_ALTIVEC_VRSAVE): Delete.
4049 * config/rs6000/rs6000.c (rs6000_explicit_options): Add
4051 (rs6000_override_options): Do not protect TARGET_ALTIVEC_VRSAVE.
4052 Modify aix_struct_return variable, not target_flags.
4053 (rs6000_handle_option): Do not protect TARGET_ALTIVEC_VRSAVE.
4054 (rs6000_return_in_memory): Test aix_struct_return.
4055 * config/rs6000/rs6000.opt (maix-struct-return): Convert to
4056 independent variable. Report mxl-compat.
4058 2005-05-17 Bernd Schmidt <bernd.schmidt@analog.com>
4060 * config/bfin/bfin.md (eh_return): Add missing DONE.
4062 2005-05-17 Ian Lance Taylor <ian@airs.com>
4064 * read-rtl.c (struct macro_traverse_data): Add unknown_mode_attr
4066 (mode_attr_index): Remove check for defined attribute. Remove
4067 infile parameter. Change all callers.
4068 (apply_mode_maps): Add unknown parameter. Change caller. Always
4069 return after finding attribute.
4070 (apply_macro_to_rtx): Add unknown_mode_attr parameter. Change
4072 (apply_macro_traverse): Set mtd->unknown_mode_attr.
4073 (read_rtx): Use mtd.unknown_mode_attr to check for an undefined
4074 attribute used for a mode.
4076 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
4078 * tree-ssa-math-opts.c: New file.
4080 2005-05-17 Paolo Bonzini <bonzini@gnu.org>
4082 * Makefile.in: Add tree-ssa-math-opts.c.
4083 * expr.c (expand_expr_real_1) <case RDIV_EXPR>: Never emit as a*(1/b).
4084 * fold-const.c (distribute_real_division): New.
4085 (fold_binary) <case PLUS_EXPR, case MINUS_EXPR>: Use it.
4086 * tree-pass.h (pass_cse_reciprocals): New.
4087 * tree-optimize.c (init_tree_optimization_passes): Run it.
4088 * doc/passes.texi: Document the new pass.
4090 2005-05-17 Richard Guenther <rguenth@gcc.gnu.org>
4093 * builtins.c (fold_builtin_constant_p): Handle
4094 &"string cst"[0] as constant.
4096 2005-05-17 Richard Henderson <rth@redhat.com>
4098 * config/i386/sse.md (mulv16qi3, mulv2di3): New.
4100 2005-05-17 Jakub Jelinek <jakub@redhat.com>
4103 * cfgcleanup.c (try_crossjump_to_edge): update_forwarder_flag for
4104 src2 if src2 has been split.
4106 PR tree-optimization/21610
4107 * c-typeck.c (decl_constant_value_for_broken_optimization): If not
4108 returning DECL, call unshare_expr.
4110 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4112 * config/cris/cris.md: Unquote preparation and output statements.
4113 (BWD, WD, BW): New, mode-macros.
4114 (S, s, m, mm, nbitsm1): New, mode-attrs.
4115 (szext, shift, shiftrt, ncond, ocond, rcond): New, code-macros.
4116 (u, su, shlr, slr, ncond, ocond, rcond, rCC, oCC, roCC): New,
4118 ("tst<mode>"): Replace "tstqi", "tsthi" and "tstsi".
4119 ("*cmp_ext<mode>"): Replace "*cmp_extsi" and "*cmp_exthi".
4120 ("*cmp_swapext<mode>"): Replace "*cmp_swapextqi" and
4122 ("cmp<mode>"): Replace "cmphi" and "cmpqi".
4123 ("movdi"): Move misplaced head comment regarding necessity of
4124 movdi from movsi to here.
4125 ("*mov_side<mode>_biap"): Replace "*mov_sideqi_biap" and
4127 ("*mov_side<mode>"): Replace "*mov_sideqi" and "*mov_sidehi".
4128 ("*mov_side<mode>_biap_mem", "*mov_sidehi_biap_mem"): Replace
4129 "*mov_sideqi_biap_mem".
4130 ("*mov_side<mode>_mem"): Replace "*mov_sideqi_mem" and
4132 ("*clear_side<mode>_biap"): Replace "*clear_sidesi_biap",
4133 "*clear_sidehi_biap" and "*clear_sideqi_biap".
4134 ("*clear_side<mode>"): Replace "*clear_sidesi", "*clear_sidehi"
4135 and "*clear_sideqi".
4136 ("*ext_side<mode>si_biap"): Replace "*ext_sideqisi_biap" and
4137 "*ext_sidehisi_biap".
4138 ("*ext_side<mode>si"): Replace "*ext_sideqisi" and
4140 ("reload_in<mode>"): Replace "reload_inhi" and "reload_inqi".
4141 ("reload_out<mode>"): Replace "reload_outhi" and "reload_outqi".
4142 ("extend<mode>di2"): Replace "extendhidi2" and "extendqidi2".
4143 ("extend<mode>si2"): Replace "extendhisi2" and "extendqisi2".
4144 ("zero_extend<mode>si2"): Replace "zero_extendhisi2" and
4146 ("*op_side<mode>_biap"): Replace "*op_sideqi_biap",
4147 "*op_sidehi_biap" and "*op_sidesi_biap".
4148 ("*op_side<mode>"): Replace "*op_sideqi", "*op_sidehi" and
4150 ("*op_swap_side<mode>_biap"): Replace "*op_swap_sideqi_biap",
4151 "*op_swap_sidehi_biap" and "*op_swap_sidesi_biap".
4152 ("*op_swap_side<mode>"): Replace "*op_swap_sideqi",
4153 "*op_swap_sidehi" and "*op_swap_sidesi".
4154 ("sub<mode>3"): Replace "subhi3" and "subqi3", correcting a typo
4155 in the N alternative of "subqi3".
4156 ("*extop<mode>si_side_biap"): Replace "*extopqisi_side_biap" and
4157 "*extophisi_side_biap".
4158 ("*extop<mode>si_side"): Replace "*extopqisi_side" and
4160 ("*extop<mode>si_swap_side_biap"): Replace
4161 "*extopqisi_swap_side_biap" and "*extophisi_swap_side_biap".
4162 ("*extop<mode>si_swap_side"): Replace "*extopqisi_swap_side" and
4163 "*extophisi_swap_side".
4164 ("*extop<mode>si"): Replace "*extopqisi" and "*extophisi".
4165 ("*extop<mode>si_swap"): Replace "*extopqisi_swap" and
4167 ("<u>mul<s><mode>3"): Replace "umulhisi3", "umulqihi3",
4168 "mulqihi3", "mulhisi3" and "mulhisi3".
4169 ("<u>mulsidi3"): Replace "mulsidi3" and "umulsidi3".
4170 ("<su>mulsi3_highpart"): Replace "smulsi3_highpart" and
4172 ("xor<mode>3"): Replace "xorhi3" and "xorqi3".
4173 ("neg<mode>2"): Replace "negsi2", "neghi2" and "negqi2".
4174 ("one_cmpl<mode>2"): Replace "one_cmplhi2" and "one_cmplqi2".
4175 ("<shlr>si3"): Replace "ashrsi3", "lshrsi3" and "ashlsi3".
4176 ("ashr<mode>3"): Replace "ashrhi3" and "ashrqi3".
4177 ("*expanded_<shlr><mode>"): Replace "*expanded_ashrhi",
4178 "*expanded_ashrqi", "*expanded_lshrhi" and "*expanded_lshrqi".
4179 ("*<shlr><mode>_lowpart"): Replace "*ashrhi_lowpart",
4180 "*ashrqi_lowpart", "*lshrhi_lowpart" and "*lshrqi_lowpart".
4181 ("lshr<mode>3"): Replace "lshrhi3" and "lshrqi3".
4182 ("ashl<mode>3"): Replace "ashlhi3" and "ashlqi3".
4183 ("*ashl<mode>_lowpart"): Replace "*ashlqi_lowpart" and
4185 ("abs<mode>2"): Replace "abshi2" and "absqi2".
4186 ("b<ncond>"): Replace "beq", "bne", "bgtu", "bltu", "bgeu" and
4188 ("b<ocond>"): Replace "bgt" and "ble".
4189 ("b<rcond>"): Replace "blt" and "bge".
4190 ("*b<ncond>_reversed"): Replace "*beq_reversed", "*bne_reversed",
4191 "*bgtu_reversed", "*bltu_reversed", "*bgeu_reversed" and
4193 ("*b<ocond>_reversed"): Replace "*bgt_reversed" and
4195 ("*b<rcond>_reversed"): Replace "*blt_reversed" and
4197 ("s<ncond>"): Replace "sgeu", "sltu", "seq", "sgtu", "sleu" and
4199 ("s<rcond>"): Replace "sge" and "slt".
4200 ("s<ocond>"): Replace "sgt" and "sle".
4201 ("clear.[bwd] [rx=rx+rz.S2]"): Replace split clear.d
4202 [rx=rx+rz.S2], clear.w [rx=rx+rz.S2] and clear.b [rx=rx+rz.S2].
4203 ("clear.[bwd] [rx=rx+i]"): Replace splits clear.d [rx=rx+i],
4204 clear.w [rx=rx+i] and clear.b [rx=rx+i].
4206 2005-05-17 Jakub Jelinek <jakub@redhat.com>
4208 * varasm.c (struct constant_descriptor_tree): Add hash field.
4209 (const_desc_hash): Just return hash field.
4210 (const_desc_eq): If hash values are different, return 0 immediately.
4211 (output_constant_def): Compute hash field of temporary key, use
4212 htab_find_slot_with_hash instead of htab_find_slot. Set hash in
4213 newly built constant descriptor.
4214 (lookup_constant_def): Compute hash field of temporary key, use
4215 htab_find_with_hash instead of htab_find.
4217 2005-05-16 Richard Henderson <rth@redhat.com>
4219 * config/i386/sse.md (mulv4si3): New.
4221 2005-05-17 Hans-Peter Nilsson <hp@axis.com>
4223 * config/cris/cris.h (EXTRA_CONSTRAINT_T): Remove FIXME and
4224 tests for noncanonical versions of reg+constant and
4227 2005-05-16 Richard Henderson <rth@redhat.com>
4228 Steven Bosscher <stevenb@suse.de>
4231 * tree-eh.c (maybe_clean_or_replace_eh_stmt): Rename from
4232 maybe_clean_eh_stmt; take old stmt parameter. Update EH
4233 region data structure to match replacement.
4234 * tree-flow.h: Update to match.
4235 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
4236 * tree-ssa-dom.c (optimize_stmt): Likewise.
4237 * tree-ssa-pre.c (eliminate): Likewise.
4238 * tree-ssa-propagate.c (substitute_and_fold): Likewise.
4240 2005-05-16 Caroline Tice <ctice@apple.com>
4242 * bb-reorder.c (verify_hot_cold_block_grouping): Replace
4243 internal_error with gcc_assert.
4244 * dwarf2out.c (dwarf2out_switch_text_section): Likewise.
4245 * function.h (struct function): Remove space between "*" and
4247 * varasm.c (initialize_cold_section_name): Add gcc_assert;
4248 modify to use alloca.
4249 (unlikely_text_section): Add check for flag_function_sections.
4250 (assemble_start_function): Move call to resolve_section, so it
4251 comes before first call to unlikely_text_section.
4252 (assemble_end_function): Add test and call to function_section
4255 2005-05-16 Roger Sayle <roger@eyesopen.com>
4257 * c-common.c (c_common_truthvalue_conversion): Use fold_build2
4258 instead of build_binary_op when performing code transformations
4259 to avoid error messages about constructs not it the user's code.
4261 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4263 * tree-ssa-pre.c: Fix a comment typo.
4265 2005-05-16 Richard Henderson <rth@redhat.com>
4268 * config/ia64/ia64.md (load_dtpmod, load_ltoff_dtpmod, load_dtprel,
4269 load_dtprel64, load_dtprel22, load_dtprel_gd, load_ltoff_dtprel,
4270 add_dtprel, add_dtprel14, add_dtprel22, load_tprel, load_tprel64,
4271 load_tprel22, load_tprel_ie, load_ltoff_tprel, add_tprel, add_tprel14,
4272 add_tprel22): Remove mode from symbolic operand.
4274 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4276 * optc-gen.awk: Include intl.h after the externally-provided files.
4278 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4280 * tree-ssa-copy.c (copy_prop_visit_assignment): Clean up by
4281 folding a COND_EXPR_COND in a nondestructive manner.
4283 2005-05-16 Fariborz Jahanian <fjahanian@apple.com>
4285 * config/rs6000/altivec.md (altivec_vmrghb, altivec_vmrghh,
4286 altivec_vmrghw, altivec_vmrglb, altivec_vmrglh, altivec_vmrglw):
4287 New values for vec_select definitions and bitmask for element
4290 2005-05-16 Kazu Hirata <kazu@cs.umass.edu>
4292 * dwarf2out.c (used_rtx_varray): Rename to used_rtx_array.
4293 Change the type to VEC(rtx,gc)*.
4294 (mem_loc_descriptor, add_const_value_attributes,
4295 dwarf2out_init): Adjust uses of used_rtx_varray.
4297 * tree-data-ref.c (compute_all_dependences): Change the type
4298 of dependence_relations to VEC(ddr_p,heap)**.
4299 (compute_data_dependences_for_loop): Change the type of
4300 allrelations to VEC(ddr_p,heap)*.
4302 2005-05-16 Richard Sandiford <rsandifo@redhat.com>
4304 * Makefile.in (options.c): Tell optc-gen.awk to include config.h,
4305 system.h, coretypes.h and tm.h.
4306 (options.o): Update dependencies accordingly.
4307 * optc-gen.awk: Allow header_name to be a list of filenames.
4308 Handle the "Condition" flag.
4309 * opts.h (CL_DISABLED): New flag.
4310 * opts.c (handle_option): Print an error for CL_DISABLED options.
4311 * doc/options.texi: Document the "Condition" option flag.
4313 2005-05-16 Paolo Bonzini <bonzini@gnu.org>
4315 * tree-inline.c (estimate_num_insns_1): Handle VEC_COND_EXPR.
4317 2005-05-15 Roger Sayle <roger@eyesopen.com>
4319 * tree-scalar-evolution.c (set_nb_iterations_in_loop): Only
4320 check for TREE_OVERFLOW on INTEGER_CST trees.
4321 * tree-chrec.c (chrec_convert): Only clear TREE_OVERFLOW on
4322 CONSTANT_CLASS_P tree nodes.
4324 2005-05-15 H.J. Lu <hongjiu.lu@intel.com>
4327 * config/ia64/ia64.c (ia64_expand_move): Don't add addend twice.
4329 2005-05-15 Daniel Berlin <dberlin@dberlin.org>
4331 Fix PR tree-optimization/21576
4333 * tree-ssa-pre.c (expression_node_pool): New pool.
4334 (comparison_node_pool): Ditto.
4335 (list_node_pool): Ditto.
4336 (pool_copy_list): New function.
4337 (phi_translate): Handle CALL_EXPR.
4338 (valid_in_set): Ditto.
4339 (create_expression_by_pieces): Ditto.
4340 (insert_into_preds_of_block): Ditto.
4341 (insert_aux): Ditto.
4342 (compute_avail): Ditto.
4343 (create_value_expr_from): Handle TREE_LIST and CALL_EXPR.
4344 (can_value_number_call): New function.
4345 (find_leader): Update comment.
4346 (init_pre): Create new pools.
4347 (fini_pre): Free new pools.
4348 (pass_pre): Add TODO_update_ssa for the future when we are going
4350 * tree-vn.c (expressions_equal_p): Handle TREE_LIST.
4351 (set_value_handle): Ditto.
4352 (get_value_handle): Ditto.
4354 2005-05-15 Richard Earnshaw <richard.earnshaw@arm.com>
4356 * arm.c (thumb_unexpanded_epilogue): Delete unused variable 'mode'.
4358 2005-05-15 Andreas Jaeger <aj@suse.de>
4360 * gcc.c (pfatal_pexecute): Remove unused local function.
4362 2005-05-15 Richard Sandiford <rsandifo@redhat.com>
4364 * optc-gen.awk: Remove excess indentation.
4365 * opth-gen.awk: Likewise.
4367 2005-05-14 Kaz Kojima <kkojima@gcc.gnu.org>
4369 * config/sh/sh.c (sh_output_mi_thunk): Check cfun->cfg instead
4370 of basic_block_info. Call init_flow and find_basic_blocks
4371 before dbr_schedule if needed.
4373 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4375 * tree-optimize.c (init_tree_optimization_passes): Move
4376 pass_cd_dce in place of the last pass_dce.
4378 PR tree-optimization/21563
4379 * tree-vrp.c (compare_value): Return boolean_false_node when
4380 SSA_NAME in "if (SSA_NAME == CST)" is strictly smaller than or
4381 strictly larger than CST.
4383 2005-05-14 Nathan Sidwell <nathan@codesourcery.com>
4384 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4386 * config/vax/vax.c: (print_operand_address) Use gcc_unreachable() and
4388 (rev_cond_name) Likewise.
4389 (vax_float_literal) Likewise.
4390 * config/vax/vax.md: Likewise.
4392 2005-05-14 Jan-Benedict Glaw <jbglaw@lug-owl.de>
4394 * config/vax/vax.md: define_constant VAXens AP, FP, SP and PC
4395 registers and use them (specifically the stack pointer).
4396 * config/vax/vax.h: Use above defines right here.
4398 * config/vax/vax.c: (override_options) Remove 'register' keyword.
4399 (split_quadword_operands) Likewise. (rev_cond_name) Likewise.
4400 (vax_float_literal) Likewise. (vax_rtx_costs) Remove trailing
4402 * config/vax/vax.h: Remove 'register' keyword. Misc. whitespace fixes,
4403 mostly removal of trailing spaces...
4404 * config/vax/vax-modes.def: Remove trailing whitespace.
4406 * config/vax/elf.h: Update whitespace.
4408 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4411 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4412 * fold-const.c (fold_indirect_ref_1): Avoid removing
4413 NOP_EXPRs with type qualifiers like const.
4415 2005-05-14 Jan Hubicka <jh@suse.cz>
4417 Patch by Richard Henderson:
4418 * tree-eh.c (tree_can_throw_internal, tree_can_throw_external):
4419 Handle RESX expressions properly.
4421 * tree-eh.c (record_stmt_eh_region): Use add_stmt_to_eh_region.
4422 (add_stmt_to_eh_region_fn): Nest into CALL_EXPR.
4423 (remove_stmt_from_eh_region_fn): Likewise.
4425 * tree-cfg.c (execute_warn_function_return): Break out noreturn
4427 (execute_warn_function_noreturn): ... here.
4428 (pass_warn_function_noreturn): New pass.
4429 * tree-pass.h (pass_warn_function_noreturn): Declare
4430 * tree-optimize.c (init_tree_optimization_passes): Move return
4431 warnings early and add noreturn warnings at place of previous
4434 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4436 * tree-ssa-live.c (tpa_init, tpa_delete, tpa_compact,
4437 root_var_init, type_var_init): Use VEC instead of VARRAY.
4438 * tree-ssa-live.h (tree_partition_associator_d): Change the
4439 type of trees to VEC(tree,heap)*.
4440 (tpa_tree): Use VEC instead of VARRAY.
4442 2005-05-14 Richard Guenther <rguenth@gcc.gnu.org>
4444 * fold-const.c (div_if_zero_remainder): New function.
4445 (try_move_mult_to_index): Use it.
4447 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4449 * tree-eh.c (leh_tf_state): Change the type of dest_array to
4451 (maybe_record_in_goto_queue, lower_try_finally_onedest,
4452 lower_try_finally_copy, lower_try_finally_switch,
4453 lower_try_finally): Use VEC instead of VARRAY.
4455 2005-05-14 Hans-Peter Nilsson <hp@axis.com>
4457 * config/cris/cris.h (Node: Register Classes): Remove obsoleted
4458 comment regarding defined register classes.
4459 (LEGITIMIZE_RELOAD_ADDRESS): Do not define.
4461 2005-05-14 Kazu Hirata <kazu@cs.umass.edu>
4463 * tree-optimize.c (init_tree_optimization_passes): Move
4464 pass_merge_phi before the first pass_dominator.
4466 2005-05-13 Richard Earnshaw <richard.earnshaw@arm.com>
4468 * arm.h (INITIALIZE_TRAMPOLINE): Make the call to __clear_cache
4471 2005-05-13 Josh Conner <jconner@apple.com>
4473 * config/arm/arm.c (arm_size_return_regs): New.
4474 (thumb_unexpanded_epilogue): replace in-line calculation
4475 of return registers with call to arm_size_return_regs.
4476 (use_return_insn): Include test of which registers are
4477 being used to hold return values, to accommodate
4478 vector return values.
4480 2005-05-11 Aldy Hernandez <aldyh@redhat.com>
4482 * config/rs6000/sysv4.opt (mlittle): Handle.
4484 * config/rs6000/rs6000.c (rs6000_handle_option): Set
4485 target_flags_explicit when appropriate.
4487 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4489 PR middle-end/20714:
4490 * optabs.c (no_conflict_data): New struct.
4491 (no_conflict_move_test): New function.
4492 (emit_no_conflict_block): Use it.
4494 2005-05-13 Adam Nemet <anemet@lnxw.com>
4496 * doc/invoke.texi (Debugging Options): Option
4497 -fdump-translation-unit only works with C++ now.
4499 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4501 Replace calls to abort in CRIS port.
4502 * config/cris/cris.h (CRIS_ASSERT): New macro.
4503 * config/cris/cris.md ("*movsi_internal"): Use CRIS_ASSERT and
4504 internal_error instead of abort.
4505 ("movsi"): Ditto. Unquote preparation statement section.
4506 ("call", "call_value"): Ditto, but use gcc_assert where
4507 appropriate. Tweak comments.
4508 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Define in terms of
4510 (cris_op_str): Call internal_error, not abort.
4511 (cris_print_operand): Tweak "abort" reference to "die" in comment.
4512 (cris_initial_elimination_offset): Call gcc_unreachable, not abort.
4513 (cris_notice_update_cc): Call internal_error, not abort.
4514 (cris_expand_return, cris_expand_prologue, cris_gen_movem_load)
4515 (cris_emit_movem_store, cris_asm_output_symbol_ref)
4516 (cris_output_addr_const_extra): Use CRIS_ASSERT, don't call abort.
4517 (cris_symbol, cris_got_symbol): Use CRIS_ASSERT instead of
4518 ENABLE_CHECKING-guarded abort call.
4519 (cris_split_movdx): Use CRIS_ASSERT instead of abort with test.
4520 Use internal_error at end of test-chain.
4522 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4524 PR rtl-optimization/20769:
4525 * bt-load.c (compute_defs_uses_and_gen): Check for the blockage
4526 pattern emitted by expand_nl_goto_receiver.
4528 PR middle-end/20793:
4529 * integrate.c (allocate_initial_values): Update register liveness
4532 2005-05-13 Josh Conner <jconner@apple.com>
4534 * arm.c (arm_return_in_memory): Add handling for vector return types.
4536 2005-05-13 David Ung <davidu@mips.com>
4538 * config/mips/mips.h (processor_type): Add new PROCESSOR_4KP
4540 * config/mips/mips.c: Add 4km alias.
4541 * config/mips/mips.md: Add 4kp to cpu attrib and include 4k.md.
4542 * config/mips/4k.md: New file, add 4Kc/4Kp DFA pipeline
4545 2005-05-13 Jan Hubicka <jh@suse.cz>
4547 * c-decl.c (finish_function): Suppress "control reaches end of
4548 non-void function" when "no return statement in function
4549 returning non-void" is issued.
4551 * tree-inline.c (copy_body_r): Simplify substituted ADDR_EXPRs.
4552 * tree-optimize.c (pass_gimple): Kill.
4553 (init_tree_optimization_passes): Kill pass_gimple.
4554 * tree-cfg.c (build_tree_cfg): Do verify_stmts to check that we are gimple.
4555 * tree-dump.c (dump_files): Rename .generic to .gimple.*
4557 2005-05-13 J"orn Rennecke <joern.rennecke@st.com>
4559 PR rtl-optimization/20756:
4560 * basic-block.h (PROP_DEAD_INSN): Define.
4561 * flow.c (propagate_one_insn): Set during mark_set_regs call
4563 (mark_set_1): Emit a clobber when we are about to delete a dead insn
4564 that kills a live register.
4566 2005-05-13 Adrian Straetling <straetling@de.ibm.com>
4568 * config/s390/s390.md: ("DBL"): New mode attribute.
4569 ("*movmem_long_64", "*movmem_long_31"): Merge to "*movmem_long".
4570 ("*clrmem_long_64", "*clrmem_long_31"): Merge to "*clrmem_long".
4571 ("*cmpmem_long_64", "*cmpmem_long_31"): Merge to "*cmpmem_long".
4573 2005-05-13 Richard Guenther <rguenth@gcc.gnu.org>
4575 * c-format.c (check_format_arg): Handle string literals of
4576 the form &"string"[offset].
4578 * g++.dg/warn/format4.C: New testcase.
4580 2005-05-13 Kazu Hirata <kazu@cs.umass.edu>
4582 * config/mips/3000.md, config/mips/4000.md,
4583 config/mips/4100.md, config/mips/4300.md, config/mips/4600.md,
4584 config/mips/5000.md, config/mips/7000.md, config/mips/9000.md,
4585 config/mips/generic.md, config/pdp11/pdp11.md,
4586 config/sh/crt1.asm, config/sh/lib1funcs.asm,
4587 config/sh/sh-modes.def, config/sh/sh-protos.h,
4588 config/sh/shmedia.md, config/sh/ushmedia.h: Update copyright.
4590 2005-05-13 Richard Henderson <rth@redhat.com>
4592 * function.c (instantiate_virtual_regs_in_insn): Do not simplify
4593 addition to move unless dest is a register. Do not skip
4594 instantiation in dest on addition simplification.
4596 2005-05-13 Hans-Peter Nilsson <hp@axis.com>
4598 * config/cris/cris.c (cris_print_operand) <case 'H'; case
4599 CONST_INT>: Use operand_subword and HOST_WIDE_INT_PRINT_DEC for
4600 output; don't have special case for HOST_BITS_PER_WIDE_INT == 32.
4602 2005-05-13 Jan Hubicka <jh@suse.cz>
4604 * basic-block.h (FOR_ALL_BB_FN): New macro.
4605 (init_flow): Initialize cfg structure.
4606 * function.c (allocate_struct_function): Do not initialize cfg structure.
4607 * tree-cfg.c (init_empty_tree_cfg): Break out from ...
4608 (build_tree_cfg): ... here.
4609 * tree-flow.h (init_empty_tree_cfg): Declare.
4611 2005-05-12 Steven Bosscher <stevenb@suse.de>
4613 Fix PR tree-optimization/21520
4614 * tree-ssa-pre.c (phi_translate): Use fully_constant_expression
4615 to attempt to fold constants.
4617 2005-05-12 Kaz Kojima <kkojima@gcc.gnu.org>
4619 * config/sh/sh.c: Declare the prototype of sh_adjust_unroll_max
4620 only when TARGET_ADJUST_UNROLL_MAX is defined.
4621 (general_movsrc_operand): Use the C style comment.
4622 (ua_offset): Use prototype.
4624 2005-05-12 Zdenek Dvorak <dvorakz@suse.cz>
4626 * tree-ssa-loop-im.c (struct mem_ref): Add field "next".
4627 (struct hmr_data, hoist_memory_reference, memref_del,
4628 struct fmrv_data): Removed.
4629 (hoist_memory_references, free_mem_ref, free_mem_refs): New functions.
4630 (gather_mem_refs, gather_mem_refs_stmt): Add new references to the
4632 (find_more_ref_vops): Traverse the list of memory references.
4633 (determine_lsm_loop): Work with the list of memory references instead
4634 of traversing the hashtable.
4636 2005-05-12 Steven Bosscher <stevenb@suse.de>
4637 Stuart Hastings <stuart@apple.com>
4638 Jan Hubicka <jh@suse.cz>
4640 * except.c (duplicate_eh_region_1, duplicate_eh_region_2,
4641 duplicate_eh_regions): New functions, based on old
4642 implementation removed with RTL inliner.
4643 (reachable_next_level): Modify behaviour pre-inline.
4644 * except.h (duplicate_eh_regions_map, duplicate_eh_regions):
4646 * function.h (struct function): Add after_inlining flag.
4647 * tree-optimize.c (tree_rest_of_compilation): Set it.
4648 * tree-eh.c (add_stmt_to_eh_region_fn): Initialize hashtable
4650 * tree-cfg.c (label_to_block_fn): Deal with cases where
4651 label was never insterted into code.
4653 2005-05-12 Zack Weinberg <zack@codesourcery.com>
4655 * doc/cpp.texi: Document that #sccs is a synonym for #ident.
4657 2005-05-12 Daniel Berlin <dberlin@dberlin.org>
4659 Fix PR tree-optimization/21532
4660 * tree-ssa-pre.c (create_expression_by_pieces): stmt
4661 needs to go onto the inserted_exprs list.
4663 2005-05-12 Ian Lance Taylor <ian@airs.com>
4665 * c-common.h (statement_code_p): Don't declare.
4666 (STATEMENT_CODE_P): Don't define.
4667 (INIT_STATEMENT_CODES): Don't define.
4668 * c-common.c (statement_code_p): Don't define.
4670 2005-05-12 Eric Botcazou <ebotcazou@libertysurf.fr>
4672 * config/sparc/sparc.h: Remove dead code.
4673 * config/sparc/sparc.c (sparc_compute_frame_size): Use
4674 FIRST_PARM_OFFSET for the size of the register window area.
4675 (emit_save_regs): Rename into emit_save_or_restore_regs.
4676 Add 'action' parameter. Use 4095 as upper bound for the offset.
4677 Pass 'action' to save_or_restore_regs.
4678 (emit_restore_regs): Delete.
4679 (sparc_expand_prologue): Call emit_save_or_restore_regs.
4680 (sparc_expand_epilogue): Likewise.
4681 * config/sparc/sparc.md (mode macro P): Move.
4682 (movdi_insn_sp32_v9, movdi_insn_sp32): Swap.
4683 (mov<V32:mode> expander): Move to the top of the V32 section.
4684 (movdf_insn_sp32_v9_no_fpu, movdf_insn_sp32_v9): Swap.
4685 (movtf_insn_sp64_hq, movtf_insn_sp64): Swap.
4686 (sibcall_epilogue): Move.
4688 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4691 * arm.c (arm_gen_constant): Sign-extend intermediate values when
4692 synthesizing a constant of the difference of two immediates.
4694 2005-05-12 Richard Earnshaw <richard.earnshaw@arm.com>
4696 * arm/vfp.md (negsf2_vfp): Add alternative using integer registers.
4697 (negdf2_vfp): Likewise. Convert to define_insn_and_split and split
4698 the alternatives using integer registers into the appropriate
4701 2005-05-11 Kenneth Zadeck <zadeck@naturalbridge.com>
4703 * bitmap.c (bitmap_elmt_to_freelist, bitmap_element_allocate,
4704 bitmap_elt_clear_from, bitmap_clear): Changed freelist structure.
4705 * bitmap.h: Fixed comments.
4707 2005-05-11 Richard Henderson <rth@redhat.com>
4710 * config/ia64/ia64.c (TARGET_CANNOT_FORCE_CONST_MEM): New.
4711 (ia64_cannot_force_const_mem): New.
4712 (tls_symbolic_operand_type): New.
4713 (ia64_legitimate_constant_p): New.
4714 (ia64_expand_load_address): Return true on success. Improve
4715 checks for when we should not split.
4716 (ia64_expand_tls_address): New addend operand. Distribute it
4717 as appropriate to the tls_kind. Delay referencing gp.
4718 (ia64_expand_move): Split symbolic addend as necessary. Handle
4719 tls symbols with addends.
4720 * config/ia64/ia64-protos.h: Update.
4721 * config/ia64/ia64.h (CALL_REALLY_USED_REGISTERS): False for r0,
4722 p0, f0, f1, and r13.
4723 (LEGITIMATE_CONSTANT_P): Move to ia64_legitimate_constant_p.
4724 * config/ia64/ia64.md (UNSPEC_DTPMOD): New.
4725 (symbolic_operand splitter): Pass everything through
4726 ia64_expand_load_address and FAIL or DONE as appropriate.
4727 (load_fptr): Only accept after reload.
4728 (load_fptr_internal1, gprel64_offset, load_gprel64, load_symptr_high,
4729 load_symptr_low, load_ltoff_dtpmod,
4731 (load_dtprel): Only accept tls symbols.
4732 (load_dtprel64, load_dtprel22): Likewise.
4733 (load_tprel, load_tprel64, load_tprel22): Likewise.
4734 (load_dtprel_gd, load_ltoff_dtprel, load_tprel_ie): New.
4735 (add_dtprel): Only accept tls symbols. Canonicalize PLUS.
4736 (add_dtprel14, add_dtprel22): Likewise.
4737 (add_tprel, add_tprel14, add_tprel22): Likewise.
4738 * config/ia64/predicates.md (small_addr_symbolic_operand): New.
4739 (any_offset_symbol_operand, aligned_offset_symbol_operand): New.
4740 (got_symbolic_operand): Check CONST offsets.
4741 (tls_symbolic_operand, ld_tls_symbolic_operand): New.
4742 (ie_tls_symbolic_operand, le_tls_symbolic_operand): New.
4743 (move_operand): Don't handle tls here. Check CONST offsets.
4745 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4747 * config/mips/7000.md (rm7_impy_si_mult): Just match imul and imadd.
4748 Remove hilo_operand check.
4749 (rm7_impy_si_mul): Just match imul3. Remove hilo_operand check.
4750 * config/mips/predicates.md (hilo_operand): Delete.
4752 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4754 * config/mips/sr71k.md, config/mips/7000.md: Reformat.
4756 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4758 PR tree-optimizer/18472
4759 * tree-if-conv.c (tree_if_convert_stmt,
4760 if_convertible_modify_expr_p): Don't handle GOTO_EXPR.
4762 2005-05-11 Jan Hubicka <jh@suse.cz>
4764 * Makefile.in (tree-eh.o: Kill gt-tree-eh.h dependency.
4765 (GTFILES): add except.h.
4766 * except.c (eh_status): Add throw_stmt_table.
4767 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New functions.
4768 * except.h (add_stmt_to_eh_region_fn, remove_stmt_from_eh_region_fn,
4769 lookup_stmt_eh_region_fn): Declare.
4770 (throw_stmt_node): New structure.
4771 (set_eh_throw_stmt_table, get_eh_throw_stmt_table): New.
4772 * gengtype.c (open_base_files): Add except.h to inlines.
4773 * tree-eh.c (throw_stmt_node): Kill.
4774 (record_stmt_eh_region): Update.
4775 (add_stmt_to_eh_region_fn): Break out from ...
4776 (add_stmt_to_eh_region): ... here.
4777 (remove_stmt_from_eh_region_fn): Break out from ...
4778 (remove_stmt_from_eh_region): ... here.
4779 (lookup_stmt_eh_region_fn): Break out from ...
4780 (lookup_stmt_eh_region): ... here.
4781 (honor_protect_cleanup_actions): Use build_resx.
4782 (lower_try_finally_onedest): Likewise.
4783 (lower_try_finally_copy): Likewise.
4784 (lower_try_finally_switch): Likewise.
4785 (lower_eh_constructs): Update eh table construction.
4786 * tree.c (build_resx): New.
4787 * tree.h (build_resx): Declare.
4789 2005-05-11 H.J. Lu <hongjiu.lu@intel.com>
4791 * libgcov.c (gcov_exit): Set prefix_length to 0 if no relocation
4794 2005-05-11 Kazu Hirata <kazu@cs.umass.edu>
4796 * fold-const.c, libgcov.c: Fix comment typos.
4798 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove
4801 2005-05-11 Daniel Jacobowitz <dan@codesourcery.com>
4803 * config/arm/linux-elf.h (SUBTARGET_FRAME_POINTER_REQUIRED): Define.
4804 * config/arm/arm.h (SUBTARGET_FRAME_POINTER_REQUIRED): Provide
4806 (FRAME_POINTER_REQUIRED): Use SUBTARGET_FRAME_POINTER_REQUIRED.
4808 2005-05-11 Nathan Sidwell <nathan@codesourcery.com>
4811 * crtstuff.c: Include auto-host.h again, for now.
4813 2005-05-11 Richard Sandiford <rsandifo@redhat.com>
4815 * config/mips/24k.md: Remove trailing whitespace.
4817 2005-05-11 David Ung <davidu@mips.com>
4819 * config/mips/mips.md (type): Add imul3.
4820 (length, hazard, may_clobber_hilo): Check for imul3.
4821 (mulsi3_mult3, muldi3_mult3, *muls, <su>mulsi3_highpart_mulhi_internal)
4822 (*<su>mulsi3_highpart_neg_mulhi_internal): Set attr to imul3.
4823 * config/mips/24k.md (r24k_int_mul3): Enable this reservation
4824 for a 3 operand mul and its bypasses.
4825 * config/mips/3000.md (r3k_imul): Add imul3 to reservations.
4826 * config/mips/4000.md (r4k_imul): Likewise.
4827 * config/mips/4100.md (r4100_imul_si, r4100_imul_di): Likewise.
4828 * config/mips/4130.md (vr4130_class, vr4130_mulsi)
4829 (vr4130_muldi): Likewise.
4830 * config/mips/4300.md (r4300_imul_si, r4300_imul_di): Likewise.
4831 * config/mips/4600.md (r4600_imul, r4650_imul): Likewise.
4832 * config/mips/5000.md (r5k_imul_si, r5k_imul_di): Likewise.
4833 * config/mips/5400.md (ir_vr54_imul_si, ir_vr54_imul_di)
4834 (ir_vr54_imadd_si): Likewise.
4835 * config/mips/5500.md (ir_vr55_imul_si, ir_vr55_imul_di): Likewise.
4836 * config/mips/7000.md (rm7_impy_si_mult, rm7_impy_si_mul)
4837 (rm7_impy_di): Likewise.
4838 * config/mips/9000.md (rm9k_mulsi, rm9k_muldi): Likewise.
4839 * config/mips/generic.md (generic_imul): Likewise.
4840 * config/mips/sb1.md (ir_sb1_mulsi, ir_sb1_muldi): Likewise.
4841 * config/mips/sr71k.md (ir_sr70_imul_si, ir_sr70_imul_di): Likewise.
4843 2005-05-11 J"orn Rennecke <joern.rennecke@st.com>
4845 PR middle-end/20371:
4846 * tree.h (record_layout_info_s): New member prev_packed.
4847 * stor-layout.c (update_alignment_for_field): Fix comment about
4848 KNOWN_ALIGN. For MS bitfields, if we start a new run, make sure
4849 we start it properly aligned.
4850 (place_field): At the beginning of a record, pass 0 as KNOWN_ALIGN
4851 to update_alignment_for_field, and recompute it afterwards using
4852 the alignment of the record.
4853 When a packed bitfield precedes an MS bitfield, don't add padding
4854 at the end of the packed bitfield on behalf of the base type of
4855 the packed bit field.
4856 Don't adjust rli->bitpos at the end
4857 of an MS bitfield run if we already adjusted bitpos/offset for an
4858 alignment as large or larger than the bitfield type size.
4859 Take possible record alignment > BIGGEST_ALIGNMENT into account
4860 when calculating actual_align.
4861 Only put packed buit fields into rli->prev_field if they end up
4863 Also set rli->remaining_in_alignment when we re-set rli->prev_field.
4864 Update rli->remaining_in_alignment when we have already started a
4865 run of bit fields and we process a packed bit field.
4867 2005-05-11 Sebastian Pop <pop@cri.ensmp.fr>
4869 * tree-data-ref.c (find_data_references_in_loop): Give up when
4870 the body of the loop contains a CALL_EXPR or an ASM_EXPR: they
4871 may embed arbitrary side effects.
4872 Remove the assumption that GIMPLE form contains a single array
4873 access per statement.
4874 When the statement contains virtual operands, fail if it is not
4875 a MODIFY_EXPR or a CALL_EXPR.
4876 Return after the dont know node is inserted.
4878 2005-05-11 Richard Earnshaw <richard.earnshaw@arm.com>
4880 * arm.md (negsf2, negdf2): Permit these expands when compiling for VFP.
4882 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4885 PR tree-optimization/19639
4886 * fold-const.c (try_move_mult_to_index): Handle INTEGER_CST
4887 and generic summands for char* as s * delta, too, folding &a[i]
4888 CODE x to &a[i CODE x/s]. Use tree_int_cst_equal
4889 for comparison of steps. Convert types for index addition.
4890 (fold_binary): Adjust the callers to always dispatch to
4891 try_move_mult_to_index.
4892 * tree-ssa-propagate.c (set_rhs): Avoid setting rhs to
4893 expr with non-gimple ARRAY_REF offset.
4895 2005-05-11 Richard Guenther <rguenth@gcc.gnu.org>
4897 * fold-const.c (fold_indirect_ref_1): Avoid removing
4898 NOP_EXPRs with type qualifiers like const.
4900 2005-05-11 Richard Henderson <rth@redhat.com>
4903 * c-decl.c (finish_decl): Propagate the completed array type of
4904 a global variable into the binding.
4906 2005-05-10 Matt Kraai <kraai@ftbfs.org>
4908 * Makefile.in (gtype-desc.o, build/genautomata.o)
4909 (build/varray.o): Depend on $(VARRAY_H).
4911 2005-05-10 Diego Novillo <dnovillo@redhat.com>
4913 * tree-optimize.c (init_tree_optimization_passes): Re-organize
4914 optimization passes to do an initial batch of scalar cleanups.
4916 2005-05-10 Ian Lance Taylor <ian@airs.com>
4918 * read-rtl.c (struct macro_traverse_data): Define.
4919 (map_attr_string): New static function, broken out of
4920 apply_macro_to_string.
4921 (mode_attr_index, apply_mode_maps): New static functions.
4922 (apply_macro_to_string): Call map_attr_string.
4923 (apply_macro_to_rtx): Add mode_maps and infile parameters. Change
4925 (apply_macro_traverse): Expect data to point to a struct
4926 macro_traverse_data.
4927 (read_rtx): Add mode_maps local variable. Use mode_traverse_data
4928 to pass data through htab_traverse.
4929 (read_rtx_1): Add mode_maps parameter. Change all callers.
4930 Handle mode names which are attribute strings.
4931 * doc/md.texi (Substitutions): Rename from String Substitutions.
4932 Change references. Document using attributes as modes.
4934 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4936 * tree-cfg.c (tree_duplicate_sese_region): Update profile.
4937 * tree-optimize.c (init_tree_optimization_passes) Swap
4938 pass_ch and pass_profile.
4939 * tree-ssa-loop-ch.c (copy_loop_headers): Do not update profile
4940 here. Remove rewrite_into_loop_closed_ssa call.
4942 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4944 * config/s390/s390.c: (s390_const_double_ok_for_constraint_p): New
4946 (legitimate_reload_constant_p): Add check for const double zero.
4947 * config/s390/s390.md: Add comment for constraint letter 'G'.
4948 ("*movdf_64", "*movdf_31", "movsf"): Add constraint and proper
4949 attributes for new case.
4950 * config/s390/s390.h: (CONST_DOUBLE_OK_FOR_CONSTRAINT_P): Define it as
4951 s390_const_double_ok_for_constraint_p.
4952 * config/s390/s390-protos.h (s390_const_double_ok_for_constraint_p):
4955 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
4957 PR tree-optimization/21170
4958 * tree-ssa-dom.c, tree-ssa-threadupdate.c: Replace
4959 rewrite_ssa_into_ssa in comments with update_ssa.
4961 2005-05-10 Zdenek Dvorak <dvorakz@suse.cz>
4963 * tree-ssa-loop-im.c: Include hashtab.h.
4964 (struct mem_ref_loc): New.
4965 (struct mem_ref): Describe the set of references with the same
4967 (max_stmt_uid, get_stmt_uid, record_mem_ref, free_mem_refs,
4968 maybe_queue_var, fem_single_reachable_address,
4969 for_each_memref, single_reachable_address,
4970 is_call_clobbered_ref, determine_lsm_reg): Removed.
4971 (record_mem_ref_loc, free_mem_ref_locs, determine_lsm_ref,
4972 hoist_memory_reference, memref_hash, memref_eq, memref_del,
4973 gather_mem_refs_stmt, gather_mem_refs, find_more_ref_vops):
4975 (rewrite_mem_refs, schedule_sm): Use mem_ref_loc list.
4976 (determine_lsm_loop): Rewritten.
4977 (determine_lsm): Do not set stmt uids.
4979 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4981 * config/s390/s390.md: Add comment lines for 'f' and 't' constraint
4984 2005-05-10 Adrian Straetling <straetling@de.ibm.com>
4986 * config/s390/s390.md: ("anddi3","andsi3","andhi3","andqi3"): Merge.
4987 ("iordi3", "iorsi3", "iorhi3", "iorqi3"): Merge.
4988 ("xordi3", "xorsi3", "xorhi3", "xorqi3"): Merge.
4990 2005-05-10 Jeff Law <law@redhat.com>
4992 * tree-ssa-dom.c (dom_opt_finalize_block): Do not call
4993 thread_across_edge for any abnormal edges.
4995 2005-05-10 Richard Henderson <rth@redhat.com>
4997 * config/ia64/ia64.c (ia64_expand_atomic_op): New.
4998 * config/ia64/ia64-protos.h: Declare it.
4999 * config/ia64/sync.md (I124MODE, FETCHOP, fetchop_name): New.
5000 (sync_add<I48MODE>, sync_old_add<I48MODE>): Remove.
5001 (sync_<FETCHOP><IMODE>, sync_nand<IMODE>): New.
5002 (sync_old_<FETCHOP><IMODE>, sync_old_nand<IMODE>): New.
5003 (sync_new_<FETCHOP><IMODE>, sync_new_nand<IMODE>): New.
5004 (cmpxchg_rel_<I124MODE>): Split from cmpxchg_acq_<IMODE>. Zero
5005 extend result; use release semantics.
5006 (cmpxchg_rel_di): Rename from cmpxchg_acq_<IMODE>; use release.
5007 (sync_val_compare_and_swap_<IMODE>): Update to match.
5009 2005-05-10 Richard Henderson <rth@redhat.com>
5011 * optabs.c (expand_compare_and_swap_loop): Don't clobber old value
5012 before comparing it for success.
5014 2005-05-10 Richard Henderson <rth@redhat.com>
5016 * config/ia64/sync.md (sync_add<I48MODE>): Fix arguments for
5017 no return value pattern.
5019 2005-05-10 Grigory Zagorodnev <grigory.zagorodnev@intel.com>
5020 H.J. Lu <hongjiu.lu@intel.com>
5022 * libgcov.c (create_file_directory): New function. Create
5023 directory for the given file name.
5024 (gcov_max_filename): New static var. Keeps size of the longest
5026 (gcov_exit): Always try to create directory for output
5027 file. Relocate each filename basing on environment vars.
5028 (__gcov_init): Remember the longest file name.
5029 * tsystem.h: include filenames.h to get IS_DIR_SEPARATOR
5030 * doc/gcov.texi (Cross-profiling): New node documenting
5031 cross-profiling management.
5032 * doc/invoke.texi (-fprofile-arcs): Add xref to cross-profiling.
5034 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5036 * config/sparc/sparc.c (mem_min_alignment): Do not rely
5037 on MEM_ALIGN if TARGET_UNALIGNED_DOUBLES.
5039 2005-05-10 Bob Wilson <bob.wilson@acm.org>
5041 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Rearrange special
5042 case code to avoid one move instruction.
5043 (__umodsi3, __modsi3): Merge duplicated code sequences.
5045 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5047 * config/mips/24k.md, config/sh/divtab.c, config/sh/sh.c,
5048 config/sh/sh.md, config/sh/superh.h: Fix comment typos.
5049 * doc/invoke.texi: Fix typos.
5051 * tree-data-ref.c (analyze_array_indexes, analyze_array,
5052 init_data_ref, access_functions_are_affine_or_constant_p,
5053 free_data_refs): Use VEC instead of VARRAY.
5054 * tree-data-ref.h (data_reference): Change the type of
5055 access_fns to VEC(tree,gc)*.
5056 (DR_ACCESS_FN, DR_NUM_DIMENSIONS): Use VEC instead of VARRAY.
5058 2005-05-10 Gabor Loki <loki@gcc.gnu.org>
5061 * c-typeck.c (build_conditional_expr): Remove reducing cond_expr.
5062 * fold-const.c (fold): Expand the condition of reducing cond_expr.
5063 (contains_label_1, contains_label_p): New functions for checking
5064 labels in a sub-tree.
5066 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
5069 * c-decl.c (pushdecl): When there is a declaration in the current
5070 scope and the declarations are external linkage, check for
5071 compatibility with the type in the external scope and update the
5072 type in the external scope with the composite type information.
5073 Do not form a composite type of the new type and the visible type
5074 if they are incompatible.
5076 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
5078 * crtstuff.c: Revert part of 2005-05-08 Change.
5079 (IN_LIBGCC2): Define.
5081 2005-05-10 Eric Botcazou <ebotcazou@libertysurf.fr>
5083 * config/sparc/sparc.c (fp_sethi_p): Test !SPARC_SIMM13_P and
5084 remove redundant test.
5085 (fp_mov_p): Accept 0.
5086 (fp_high_losum_p): Remove redundant test.
5087 * config/sparc/predicates.md (const_high_operand): Explicitly test
5088 (not small_int_operand).
5089 (fp_const_high_losum_operand): New.
5090 * config/sparc/sparc.md (movsi_insn): Do not emit 'clr'. Reorder.
5091 (movdi_insn_sp32_v9): Use canonical predicates.
5092 (movdi_insn_sp32): Test !TARGET_V9 instead of !TARGET_ARCH64.
5093 (movdi_insn_sp64_novis): Delete.
5094 (movdi_insn_sp64_vis): Rename into movdi_insn_sp64.
5095 (movsf_insn_novis): Delete.
5096 (movsf_insn_vis): Rename into movsf_insn.
5097 (movsf_no_f_insn): Rename into movsf_insn_no_fpu.
5098 (movsf_lo_sum): Use fp_const_high_losum_operand.
5099 (movsf_high): Likewise.
5100 (movsf_high_losum splitter): Likewise.
5101 (mov<V32:mode> expander): Use register_or_zero_operand.
5102 (mov<V64:mode> expander): Likewise.
5103 (movdf_insn_sp32): Use register_or_zero_operand.
5104 (movdf_no_e_insn_sp32): Use register_or_zero_operand.
5105 Rename into movdf_insn_sp32_no_fpu.
5106 (movdf_no_e_insn_v9_sp32): Use register_or_zero_operand.
5107 Rename into movdf_insn_sp32_v9_no_fpu.
5108 (movdf_insn_v9only_novis): Delete.
5109 (movdf_insn_v9only_vis): Rename into movdf_insn_sp32_v9.
5110 (movdf_insn_sp64_novis): Delete.
5111 (movdf_insn_sp64_vis): Rename into movdf_insn_sp64.
5112 (movdf_no_e_insn_sp64): Use register_or_zero_operand.
5113 Rename into movdf_insn_sp64_no_fpu.
5114 (movtf expander): Use register_or_zero_operand.
5115 (movtf_insn_sp32): Delete.
5116 (movtf_insn_vis_sp32): Use register_or_zero_operand.
5117 Rename into movtf_insn_sp32.
5118 (movtf_no_e_insn_sp32): Use register_or_zero_operand.
5119 Rename into movtf_insn_sp32_no_fpu.
5120 (movtf_insn_hq_sp64): Delete.
5121 (movtf_insn_hq_vis_sp64): Use register_or_zero_operand.
5122 Rename into movtf_insn_sp64_hq.
5123 (movtf_insn_sp64): Delete.
5124 (movtf_insn_vis_sp64): Use register_or_zero_operand.
5125 Rename into movtf_insn_sp64.
5126 (movtf_no_e_insn_sp64): Use register_or_zero_operand.
5127 Rename into movtf_insn_sp64_no_fpu.
5129 2005-05-10 Nathan Sidwell <nathan@codesourcery.com>
5131 * config/stormy16/stormy16.c (xstormy16_emit_cbranch): Use
5132 gcc_assert and gcc_unreachable as appropriate.
5133 (xstormy16_split_cbranch, xstormy16_output_cbranch_hi,
5134 xstormy16_output_cbranch_si, xstormy16_split_move,
5135 xstormy16_initial_elimination_offset,
5136 xstormy16_encode_section_info, xstormy16_print_operand_address,
5137 xstormy16_expand_call, xstormy16_expand_arith,
5138 xstormy16_output_shift, xstormy16_init_builtins): Likewise.
5140 2005-05-10 Kazu Hirata <kazu@cs.umass.edu>
5142 * tree-outof-ssa.c (_elim_graph): Change the type of nodes and
5143 const_copies to VEC(tree,heap)*.
5144 (new_elim_graph, delete_elim_graph, elim_graph_size,
5145 elim_graph_add_node, eliminate_build, eliminate_phi): Use VEC
5148 2005-05-10 Joseph S. Myers <joseph@codesourcery.com>
5151 * doc/extend.texi (Type Attributes): Correct example syntax.
5153 2005-05-09 Joseph S. Myers <joseph@codesourcery.com>
5156 * doc/invoke.texi (-Wuninitialized): Update documentation.
5158 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
5160 * arm.c (const_ok_for_arm): Use a faster algorithm.
5162 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5165 * config/rs6000/rs6000.md (add_op2): New.
5166 (add<mode>3): Use it.
5168 2005-05-09 Richard Earnshaw <richard.earnshaw@arm.com>
5170 * arm.c (arm_gen_constant): Add new heuristic for generating
5171 constant integers that can be expressed as the difference of two
5174 2005-05-09 Roger Sayle <roger@eyesopen.com>
5176 * c-tree.h (parser_build_unary_op): New prototype.
5177 * c-typeck.c (parser_build_unary_op): New function to construct
5178 a unary operation in the C parser.
5179 * c-parser.c (c_parser_unary_expression): Use the new function
5180 parser_build_unary_op when appropriate.
5182 2005-05-09 Mark Mitchell <mark@codesourcery.com>
5185 * dwarf2out.c (output_call_frame_info): Use DWARF2_FRAME_REG_OUT
5186 before outputting DWARF_FRAME_RETURN_COLUMN.
5188 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5190 * config/s390/s390.c: (s390_branch_condition_mask,
5191 s390_branch_condition_mnemonic, s390_extra_constraint_str,
5192 s390_const_ok_for_constraint_p, s390_expand_plus_operand,
5193 legitimize_pic_address, s390_emit_tls_call_insn,
5194 legitimize_tls_address, legitimize_tls_address,
5195 s390_expand_addcc, print_shift_count_operand, print_operand,
5196 addr_generation_dependency_p, annotate_constant_pool_refs,
5197 s390_split_branches, find_constant_pool_ref,
5198 replace_constant_pool_ref, s390_add_constant, s390_find_constant,
5199 s390_find_execute, s390_mainpool_start, s390_chunkify_start,
5200 s390_output_pool_entry, s390_function_value,
5201 s390_call_saved_register_used, s390_emit_call): Replace
5202 conditional aborts by gcc_assert and unconditional by gcc_unreachable.
5203 (s390_select_ccmode, s390_match_ccmode_set, s390_extract_part,
5204 s390_cannot_force_const_mem, s390_output_dwarf_dtprel,
5205 get_some_local_dynamic_name, s390_function_arg_size,
5206 s390_function_arg_advance, s390_function_arg,
5207 s390_expand_builtin, s390_gen_rtx_const_DI): Replace abort in
5208 default case by gcc_unreachable.
5209 * config/s390/s390.md: ("*cjump_31", "*icjump_31", "*jump31"): Replace
5210 conditional abort by gcc_assert.
5211 ("doloop_si31"): Replace abort in last else by gcc_unreachable.
5212 ("main_pool", "pool"): Replace unconditional abort by gcc_unreachable.
5214 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5216 * config/s390/s390.c: (s390_decompose_address,
5217 tls_symbolic_operand, legitimate_pic_operand_p,
5218 legitimate_constant_p, legitimate_reload_constant_p,
5219 s390_expand_plus_operand, legitimate_address_p,
5220 legitimate_la_operand_p, ): Remove 'register' from signature.
5221 (symbolic_reference_mentioned_p,
5222 tls_symbolic_reference_mentioned_p): Remove 'register' from local
5223 variable declarations.
5224 (legitimize_address): Remove 'register' from
5225 signature and local variable declarations.
5227 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5229 * config/s390/s390-protos.h: (s390_match_ccmode,
5230 s390_match_ccmode_set, reg_used_in_mem_p,
5231 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
5232 legitimate_la_operand_p, preferred_la_operand_p,
5233 s390_short_displacement, addr_generation_dependency_p,
5234 legitimate_reload_constant_p, legitimate_address_p): Change return type
5236 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
5237 * config/s390/s390.c: (s390_match_ccmode,
5238 symbolic_reference_mentioned_p, tls_symbolic_reference_mentioned_p,
5239 legitimate_reload_constant_p): Change return type into 'bool'.
5240 (preferred_la_operand_p,legitimate_la_operand_p, legitimate_address_p):
5241 Likewise. Additionally adapted comment.
5242 (s390_extra_constraint_p): Change Comment to reflect 'int' return type.
5243 (s390_tm_ccmode): Change type of parameter "mixed" into 'bool'.
5244 (s390_decompose_address): Change the type of the internal flags
5245 "pointer", "base_ptr", "indx_ptr", and the return value into 'bool'.
5246 (struct s390_address): Change type of "pointer" into bool.
5247 * config/s390/s390.md: ("*tmdi_reg", "*tmsi_reg", "tm<mode>_full"):
5248 Adapt calls for 's390_tm_ccmode' to the new signature.
5250 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5252 * config/s390/s390.c: (s390_match_ccmode_set,
5253 s390_branch_condition_mnemonic, s390_short_displacement,
5254 s390_decompose_address, get_thread_pointer, legitimize_tls_address,
5255 print_shift_count_operand, get_some_local_dynamic_name,
5256 get_some_local_dynamic_name_1, reg_used_in_mem_p,
5257 addr_generation_dependency_p, s390_split_branches,
5258 annotate_constant_pool_refs, find_constant_pool_ref,
5259 replace_constant_pool_ref, find_ltrel_base, replace_ltrel_base,
5260 s390_optimize_prologue, find_unused_clobbered_reg, s390_frame_area,
5261 s390_register_info, s390_frame_info, s390_init_frame_layout,
5262 s390_update_frame_layout, save_fpr, restore_fpr, save_gprs,
5263 restore_gprs, s390_function_arg_size, s390_function_arg_float,
5264 s390_init_machine_status, s390_assemble_integer, s390_handle_option,
5265 s390_encode_section_info, s390_cannot_force_const_mem,
5266 s390_delegitimize_address, s390_return_in_memory, s390_init_builtins,
5267 s390_expand_builtin, s390_output_mi_thunk, s390_safe_attr_type,
5268 s390_adjust_priority, s390_issue_rate,
5269 s390_first_cycle_multipass_dfa_lookahead, s390_cannot_copy_insn_p,
5270 s390_rtx_costs, s390_address_cost, s390_reorg, s390_valid_pointer_mode,
5271 s390_build_builtin_va_list, s390_gimplify_va_arg,
5272 s390_function_ok_for_sibcall, s390_call_saved_register_used,
5273 s390_pass_by_reference, s390_fixed_condition_code_regs,
5274 s390_cc_modes_compatible s390_mainpool_start,, s390_mainpool_finish,
5275 s390_mainpool_cancel, s390_chunkify_start, s390_chunkify_finish,
5276 s390_chunkify_cancel, s390_start_pool, s390_end_pool,
5277 s390_add_pool_insn, s390_find_pool, s390_add_constant,
5278 s390_find_constant, s390_add_execute, s390_find_execute,
5279 s390_execute_label, s390_execute_target, s390_dump_pool,
5280 s390_dump_execute, s390_alloc_pool, s390_free_pool): Remove prototypes.
5281 Move target macro definitions to the end of the file. Move several
5282 functions within the file to assure correct compiling.
5284 2005-05-09 Steven Bosscher <stevenb@suse.de>
5286 * calls.c (purge_reg_equiv_notes): Remove, fold into...
5287 (fixup_tail_calls): ...here. Only look at insns between the
5288 start of the function and the FUNCTION_BEG insn note.
5290 * gcse.c (one_cprop_pass): Fix typos in dumps.
5292 * tree-ssa-operands.h (FOR_EACH_PHI_ARG): Fix typos.
5294 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5296 * config/s390/s390.h: Move xxx_REGNUM definitions to s390.md.
5297 * config/s390/s390.md: ("SIBCALL_REGNUM", "BASE_REGNUM",
5298 "RETURN_REGNUM", "CC_REGNUM", "TP_REGNUM"): New constants.
5299 Replace every occurrence of '(reg:<MODE> 33)' by '(reg:<MODE>
5301 ("get_tp_64", "get_tp_31", "set_tp_64", "set_tp_31"): Replace
5302 '(reg:<MODE> 36)' by '(reg:<MODE> TP_REGNUM)'.
5303 ("*sibcall_br", "*sibcall_value_br"): Replace '(reg:DI 1)' by '(reg:DI
5306 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5308 * config/s390/s390.md: ("gf") New mode attribute.
5309 ("fixuns_truncdfdi2", "fixuns_truncdfsi2", "fixuns_truncsfdi2",
5310 "fixuns_truncsfsi2"): Merge.
5311 ("fix_truncdfdi2", "fix_truncsfdi2"): Merge.
5312 ("fix_truncdfdi2_ieee", "fix_truncdfsi2_ieee", "fix_truncsfdi2_ieee",
5313 "fix_truncsfsi2_ieee"): Merge.
5315 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5317 * config/s390/s390.md: ("FPR") New mode macro.
5318 ("de", "dee"): New mode attributes.
5319 ("cmpdf", "cmpsf"): Merge.
5320 ("*cmpdf_ccs_0", "*cmpsf_ccs_0"): Merge.
5321 ("*cmpdf_ccs_0_ibm", "*cmpdf_ccs_0_ibm"): Merge.
5322 ("*cmpdf_ccs", "*cmpsf_ccs"): Merge.
5323 ("*cmpdf_ccs_ibm", "*cmpsf_ccs_ibm"): Merge.
5324 ("floatdidf2", "floatdisf2"): Merge.
5325 ("adddf3", "addsf3"): Merge.
5326 ("*adddf3", "*addsf3"): Merge.
5327 ("*adddf3_cc", "*addsf3_cc"): Merge.
5328 ("*adddf3_cconly", "*addsf3_cconly"): Merge.
5329 ("*adddf3_ibm", "*addsf3_ibm"): Merge.
5330 ("subdf3", "subsf3"): Merge.
5331 ("*subdf3", "*subsf3"): Merge.
5332 ("*subdf3_cc", "*subsf3_cc"): Merge.
5333 ("*subdf3_cconly", "*subsf3_cconly"): Merge.
5334 ("*subdf3_ibm", "*subsf3_ibm"): Merge.
5335 ("muldf3", "mulsf3"): Merge.
5336 ("*muldf3", "*mulsf3" "): Merge.
5337 ("*muldf3_ibm", "*mulsf3_ibm"): Merge.
5338 ("*fmadddf", "*fmaddsf"): Merge.
5339 ("*fmsubdf", "*fmsubsf"): Merge.
5340 ("divdf3", "divsf3"): Merge.
5341 ("*divdf3", "*divsf3"): Merge.
5342 ("*divdf3_ibm", "*divsf3_ibm"): Merge.
5343 ("negdf2", "negsf2"): Merge.
5344 ("*negdf2_cc", "*negsf2_cc"): Merge.
5345 ("*negdf2_cconly", "*negsf2_cconly"): Merge.
5346 ("*negdf2", "*negsf2"): Merge.
5347 ("*negdf2_ibm", "*negsf2_ibm"): Merge.
5348 ("absdf2", "abssf2"): Merge.
5349 ("*absdf2_cc", "*abssf2_cc"): Merge.
5350 ("*absdf2_cconly", "*abssf2_cconly"): Merge.
5351 ("*absdf2", "*abssf2"): Merge.
5352 ("*absdf2_ibm", "*abssf2_ibm"): Merge.
5353 ("*negabsdf2_cc", "*negabssf2_cc"): Merge.
5354 ("*negabsdf2_cconly", "*negabssf2_cconly"): Merge.
5355 ("*negabsdf2", "*negabssf2"): Merge.
5356 ("sqrtdf2", "sqrtsf2"): Merge.
5358 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5360 * config/s390/s390.c: (s390_adjust_priority): Adapt to changed
5362 * config/s390/2084.md: ("x_fsimpd", "x_fsimps", "x_fdivd", "x_fdivs",
5363 "x_floadd", "x_floads", "x_fstored", "x_fstores"): Rename to
5364 ("x_fsimpdf", "x_fsimpsf", "x_fdivdf", "x_fdivsf", "x_floaddf",
5365 "x_floadsf", "x_fstoredf", "x_fstoresf") and replace 'type'
5367 * config/s390/s390.md: ("type"): Rename "fsimpd, fsimps, floadd, floads,
5368 fstored, fstores, fmuld, fmuls, fdivd, fdivs, fsqrtd, fsqrts" to
5369 "fsimpdf, fsimpsf, floaddf, floadsf, fstoredf, fstoresf, fmuldf,
5370 fmulsf, fdivdf, fdivsf, fsqrtdf, fsqrtsf".
5371 ("*cmpdf_ccs_0", "*cmpdf_css_0_ibm", "*cmpdf_ccs",
5372 "*cmpdf_ccs_ibm", "*cmpsf_ccs_0", "*cmpsf_css_0_ibm",
5373 "*cmpsf_ccs", "*cmpsf_ccs_ibm", "*movdi_64", "*movdi_31",
5374 "*movsi_zarch", "*movsi_esa", "*movdf_64", "*movdf_31", "movsf",
5375 "*muldf3", "*muldf3_ibm", "*fmadddf", "*fmsubdf", "*mulsf3",
5376 "mulsf3_ibm", "*fmaddsf", "fmsubsf", "*divdf3", "*divdf3_ibm",
5377 "*negdf2_cc", "*negdf2_cconly", "*negdf2", "*negdf2_ibm",
5378 "*negsf2_cc", "*negsf2_cconly", "*negsf2", "*absdf2_cc",
5379 "*absdf2_cconly", "*absdf2", "*absdf2_ibm", "*abssf2_cc",
5380 "*abssf2_cconly", "*abssf2", "*abssf2_ibm", "*negabsdf2_cc",
5381 "*negabsdf2_cconly", "*negabsdf2", "*negabssf2_cc",
5382 "*negabssf2_cconly", "*negabssf2", "sqrtdf2", "sqrtsf2"): Rename
5384 ("*divsf3"): Additionally rename second pattern to
5386 ("truncdfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
5387 "*adddf3", "*adddf3_cc", "*adddf3_cconly", "*adddf3_ibm",
5388 "*addsf3", "*addsf3_cc", "*addsf3_cconly", "*subdf3",
5389 "subdf3_cc", "*subdf3_cconly", "*subdf3_ibm", "*subsf3",
5390 "subsf3_cc", "*subsf3_cconly", "*subsf3_ibm"): Merge identical
5391 'type values' and rename 'type' value.
5392 ("*addsf3"): Additionally rename second pattern to
5395 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5397 * config/s390/s390.md: ("SHIFT"): New mode macro.
5398 ("lr", "shift"): New mode attributes.
5399 ("ashldi3", "lshrdi3"): Merge.
5400 ("*ashldi3_31", "*lshrdi3"_31): Merge.
5401 ("*ashldi3_64", "*lshrdi3"_64): Merge.
5402 ("ashlsi3", "lshrsi3"): Merge.
5404 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5406 * config/s390/s390.md: ("DSI", "SCOND"): New mode
5408 ("E", "g"): New mode attributes.
5409 ("*adddi3_alc_cc", "*addsi3_alc_cc"): Merge.
5410 ("*adddi3_alc", "*addsi3_alc"): Merge.
5411 ("*subdi3_slb_cc", "*subsi3_slb_cc"): Merge.
5412 ("*subdi3_slb", "*subsi3_slb"): Merge.
5413 ("adddicc", "addsicc"): Merge.
5414 ("*sconddi", "*scondsi"): Merge.
5415 ("*sconddi_neg", "*scondsi_neg"): Merge.
5416 ("sltu", "sgtu", "sleu", "sgeu"): Merge.
5417 ("negdi2", "negsi2"): Extract expander pattern from
5418 "negsi2" and merge with "negdi2".
5419 ("*negdi2"): Merge with instruction pattern of "negsi2".
5420 ("*negdi2_cc", "*negsi2_cc"): Merge.
5421 ("*negdi2_cconly", "*negsi2_cconly"): Merge.
5422 ("rotldi3", "rotlsi3"): Merge.
5424 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5426 * config/s390/s390.md: ("hc"): New mode attribute.
5427 ("extendhidi2", "extendqidi2"): Merge.
5428 ("*extendhidi2", "*extendqidi2"): Merge.
5429 ("extendhisi2", "extendqisi2"): Merge.
5430 ("zero_extendhidi2", "zero_extendqidi2"): Merge.
5431 ("*zero_extendhidi2", "*zero_extendqidi2"): Merge.
5432 Merged 2 define_split.
5433 ("*zero_extendhisi2", "*zero_extendqisi2"): Merge.
5434 ("*zero_extendhisi2_64", "*zero_extendqisi2_64"): Merge.
5436 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5438 * config/s390/s390.md: ("COMPARE"): New mode macro.
5439 ("beq", "bne", "bgt", "bgtu", "blt", "bltu", "bge", "bgeu",
5440 "ble", "bleu", "bunordered", "bordered", "buneq", "bunlt",
5441 "bungt", "bunle", "bunge", "bltgt"): Merge.
5443 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5445 * config/s390/s390.md: ("INT"): New mode macro.
5446 ("one_cmpldi2", "one_cmplsi2", "one_cmplhi2", "one_cmplqi2"):
5449 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5451 * config/s390/s390.md: ("GPR", "P"): New mode macros.
5452 ("cmpdi", "cmpsi"): Merge.
5453 ("strlendi", "strlensi"): Merge.
5454 ("*strlendi", "*strlensi"): Merge.
5455 ("movmemdi", "movmemsi"): Merge.
5456 ("clrmemdi", "clrmemsi"): Merge.
5458 2005-05-09 Adrian Straetling <straetling@de.ibm.com>
5460 * config/s390/s390.md: ("HQI"): New mode macro.
5461 ("icm_lo", "icm_hi", "max_uint"): New mode attributes.
5462 ("*tmhi_full", "*tmqi_full"): Merge.
5463 ("*tsthiCCT", "*tstqiCCT"): Merge.
5464 ("*tsthi", "*tstqi"): Merge.
5465 ("*tsthi_cconly", "tstqi_cconly"): Merge.
5466 ("*sethighhisi", "*sethighqisi"): Merge.
5468 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5470 * crtstuff.c, integrate.h, tree-scalar-evolution.h,
5471 config/alpha/unicosmk.h, config/arc/arc.md,
5472 config/arm/bpabi.h, config/arm/coff.h, config/arm/elf.h,
5473 config/arm/ieee754-df.S, config/arm/ieee754-sf.S,
5474 config/arm/netbsd.h, config/arm/pe.c, config/arm/pe.h,
5475 config/arm/semi.h, config/arm/uclinux-elf.h,
5476 config/arm/wince-pe.h, config/fr30/fr30.c,
5477 config/rs6000/altivec.h: Update copyright.
5479 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5481 * config/pdp11/pdp11.c (pdp11_output_function_prologue): Use
5482 gcc_assert and gcc_unreachable as appropriate.
5483 (pdp11_output_function_epilogue, output_move_double,
5484 output_move_quad, print_operand_address, output_jump,
5485 output_addr_const_pdp11): Likewise.
5486 * config/pdp11/pdp11.h (FUNCTION_PROFILER,
5487 ASM_OUTPUT_ALIGN): Likewise.
5488 * config/pdp11/pdp11.md: Likewise.
5489 (extendhisi2, subhi3, subqi3): Likewise.
5491 2005-05-09 David Edelsohn <edelsohn@gnu.org>
5494 * dojump.c (do_jump, MINUS_EXPR): Build NE_EXPR and fall through
5497 2005-05-09 Kazu Hirata <kazu@cs.umass.edu>
5499 * config/ia64/ia64.c: Fix a comment typo.
5501 2005-05-09 Richard Earnshaw <rearnsha@arm.com>
5504 * arm.c (ARM_OPT_SET_CPU, ARM_OPT_SET_ARCH, ARM_OPT_SET_TUNE): Define.
5505 (arm_override_options): Use them instead of manifest constants. Don't
5506 allow -march to override the -mtune setting.
5508 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5510 * config/iq2000/iq2000.c (abort_with_insn): Use fancy_abort.
5511 (gen_int_relational): Use gcc_unreachable and gcc_assert as necessary.
5512 (function_arg_advance, function_arg, save_restore_insns,
5513 iq2000_expand_prologue, iq2000_output_conditional_branch,
5514 expand_one_builtin, print_operand):
5515 * config/iq2000/iq2000.md (tablejump): Likewise.
5517 2005-05-09 David Ung <davidu@mips.com>
5519 * config/mips/mips.h (processor_type): Add names for the 24K.
5520 * config/mips/mips.c (mips_cpu_info_table): Add names for the 24K
5522 * config/mips/mips.md (cnv_mode): New attribute for recording the
5523 conversion types of float convert insns.
5524 (cpu): Add 24k and 24kx.
5525 (include): Include 24k.md file.
5526 (truncdfsf2, extendsfdf2, fix_truncdfsi2_insn, fix_truncdfsi2_macro)
5527 (fix_truncdfdi2, fix_truncsfdi2, floatsidf2, floatdidf2, floatsisf2)
5528 (floatdisf2): Setup cnv_mode.
5529 (fix_truncsfsi2_insn, fix_truncsfsi2_macro): Changed mode to SF and
5531 * config/mips/24k.md: New file, contains 24k DFA pipeline
5534 2005-05-09 Nathan Sidwell <nathan@codesourcery.com>
5536 * config/sh/sh.c (print_operand_address): Use gcc_assert and
5537 gcc_unreachable as appropriate.
5538 (print_operand, prepare_move_operands, prepare_scc_operands,
5539 output_movedouble, output_branch, shift_insns_rtx, gen_shifty_op,
5540 gen_shl_and, shl_sext_kind, gen_datalabel_ref, dump_table,
5541 fixup_mova, gen_far_branch, sh_reorg, split_branches,
5542 final_prescan_insn, output_stack_adjust, sh_expand_epilogue,
5543 sh_set_return_address, sh_setup_incoming_varargs,
5544 initial_elimination_offset, sh_pch_valid_p, get_free_reg,
5545 sh_expand_builtin, sh_output_mi_thunk, extract_sfunc_addr,
5546 check_use_sfunc_addr): Likewise.
5547 * config/sh/netbsd-elf.h (FUNCTION_PROFILER): Likewise.
5548 * config/sh/sh.h (ASM_MAYBE_OUTPUT_ENCODED_ADDR_RTX): Likewise.
5549 * config/sh/symbian.c (sh_symbian_mark_dllexport,
5550 sh_symbian_mark_dllimport): Likewise.
5551 * config/sh/sh.md: Likewise.
5552 (movdicc, call_pop, call_value_pop, casesi_worker_1,
5553 casesi_worker_2, casesi_shift_media, casesi_load_media,
5554 return_media): Likewise.
5556 2005-05-08 Roger Sayle <roger@eyesopen.com>
5559 * stmt.c (expand_asm_operands): Avoid calling force_reg on BLKmode
5562 2005-05-08 Richard Henderson <rth@redhat.com>
5564 * config/alpha/alpha.c (adjust_address): Fix typo last change.
5566 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5568 * config/m68hc11/m68hc11.h (REG_VALID_P): A regno must be >= 0
5569 and -1 can happen in reg_renumber when no hard register is assigned.
5571 2005-05-08 Steven Bosscher <stevenb@suse.de>
5572 Kazu Hirata <kazu@cs.umass.edu>
5574 PR tree-optimization/14841, tree-optimization/15838
5575 * tree-ssa-ccp.c (fold_const_aggregate_ref): New.
5576 (evaluate_stmt): Call it.
5578 2005-05-08 Jakub Jelinek <jakub@redhat.com>
5580 * config/ia64/ia64.c (ia64_override_options): Don't set
5581 ia64_flag_var_tracking and clear flag_var_tracking here...
5582 (ia64_file_start): ... but here.
5584 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5586 * config/m68hc11/m68hc11.c (m68hc11_emit_libcall): Use gcc_assert
5587 and gcc_unreachable as appropriate.
5588 (expand_prologue, expand_epilogue, m68hc11_gen_lowpart,
5589 m68hc11_gen_highpart, print_operand, print_operand_address,
5590 m68hc11_expand_compare, m68hc11_expand_compare_and_branch,
5591 m68hc11_gen_movhi): Likewise.
5592 * config/m68hc11/m68hc11.h (HARD_X_REGNUM): Reword comment.
5593 * config/m68hc11/m68hc11.md: Reword comment.
5595 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5598 * config/m68hc11/predicates.md (splitable_operand): An immediate is
5601 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5603 * config/m68hc11/predicates.md (reg_or_some_mem_operand): Do not allow
5604 the 68HC12 address indirect addressing mode as it is not supported by
5606 * config/m68hc11/m68hc11-protos.h
5607 (m68hc11_valid_addressing_p): Declare.
5608 (m68hc11_add_mode): Declare.
5609 * config/m68hc11/m68hc11.c (m68hc11_valid_addressing_p): Rename from
5610 register_indirect_p and export it.
5611 (m68hc11_z_replacement): Use emit_insn_after when adding the save Z
5612 instruction so that it is part of the good BB.
5613 (m68hc11_gen_movhi): Fix invalid generation of indexed indirect
5614 addressing with movw.
5615 (m68hc11_gen_movqi): Use pula and pulb instead of lda and ldb for
5617 * config/m68hc11/m68hc11.h (ADDR_STRICT, ADDR_INCDEC, ADDR_INDEXED,
5618 ADDR_OFFSET, ADDR_INDIRECT, ADDR__CONST): Moved from m68hc11.c.
5619 * config/m68hc11/m68hc11.md ("movhi_const0"): Use this pattern only
5621 ("*movhi_68hc12"): Handle movhi_const0.
5622 ("*subhi3", "subqi3"): Use general_operand for operand 1.
5623 ("*subhi3_zext"): Likewise.
5625 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5628 * config/m68hc11/m68hc11.md ("mulqi3"): Use general_operand for
5629 operand 1 and fix constraints.
5630 ("mulqihi3"): Use general_operand for operand 2.
5632 2005-05-08 Julian Brown <julian@codesourcery.com>
5633 H.J. Lu <hongjiu.lu@intel.com>
5634 Paul Brook <paul@codesourcery.com>
5636 * configure.ac: Set ld_vers_major, ld_vers_minor and ld_vers_patch for
5637 GNU linker. Support linker version x.x.x.x.x. Require GNU linker
5638 20050308/2.16.0 or newer for comdat group.
5639 * configure: Regenerated.
5640 * config.in: Regenerated.
5641 * varasm.c (default_function_rodata_section): Put .rodata section in
5642 COMDAT group when necessary.
5643 (default_elf_asm_named_section): Rename HAVE_GAS_COMDAT_GROUP to
5645 (default_unique_section_1): Don't use .gnu.linkonce when COMDAT is
5648 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5650 * tree-dfa.c (referenced_vars, add_referenced_var): Use VEC
5652 * tree-flow.h (num_referenced_var, referenced_var): Likewise.
5653 * tree-into-ssa.c (mark_def_site_blocks): Likewise.
5654 * tree-ssa.c (init_tree_ssa, delete_tree_ssa): Likewise.
5655 * tree-tailcall.c (suitable_for_tail_opt_p): Likewise.
5657 2005-05-08 Stephane Carrez <stcarrez@nerim.fr>
5660 * config/m68hc11/m68hc11.c (m68hc11_gen_highpart): Handle split of
5661 64-bit constants on 64-bit hosts.
5662 (m68hc11_split_logical): Simplify.
5663 (m68hc11_split_move): Likewise.
5665 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5666 Paolo Bonzini <bonzini@gnu.org>
5668 * Makefile.in (cs-tconfig.h): Pass USED_FOR_TARGET to mkconfig.sh
5669 * aclocal.m4 (GCC_TARGET_TEMPLATE, AH_TEMPLATE): New.
5670 * configure.ac (enable_checking): Fix typos in runtime_checking.
5671 (ENABLE_RUNTIME_CHECKING): Mark as target template.
5672 (xm_file): Prepend auto-host.h
5673 (HAVE_GAS_HIDDEN, HAVE_LD_EH_FRAME_HDR): Mark as target template.
5674 * mkconfig.sh: Do not automatically define USED_FOR_TARGET in
5676 * crtstuff.c: Do not include auto-host.h.
5677 (IN_LIBGCC2): Do not define.
5678 * gcov-io.h: Include tconfig.h, not auto-host.h.
5679 * libgcc2.c: Do not include auto-host.h.
5680 (abort): Do not undefine.
5681 * libgcov.c: Remove unneeded comment about config.h.
5682 * unwind-dw2-fde-glibc.c: Do not inlude auto-host.h.
5683 * config.in, configure: Regenerated.
5685 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5686 Falk Hueffner <falk@debian.org>
5688 * config/alpha/alpha.c (tls_symbolic_operand_1): Use gcc_assert
5689 and gcc_unreachable as appropriate.
5690 (get_aligned_mem, get_unaligned_address,
5691 alpha_emit_set_long_const, alpha_emit_conditional_branch,
5692 alpha_emit_setcc, alpha_emit_conditional_move,
5693 alpha_lookup_xfloating_lib_func, alpha_compute_xfloating_mode_arg,
5694 alpha_emit_xfloating_libcall, alpha_split_tfmode_pair,
5695 alpha_expand_unaligned_load, alpha_expand_block_move,
5696 alpha_expand_zap_mask, get_trap_mode_suffix,
5697 get_round_mode_suffix, get_some_local_dynamic_name,
5698 print_operand_address, function_arg, alpha_return_in_memory,
5699 function_value, alpha_expand_builtin,
5700 alpha_initial_elimination_offset, alpha_expand_epilogue,
5701 summarize_insn, alpha_handle_trap_shadows, alphaev5_insn_pipe,
5702 alphaev5_next_group, alpha_align_insns,
5703 unicosmk_initial_elimination_offset, unicosmk_unique_section,
5704 unicosmk_ssib_name): Likewise.
5705 * config/alpha/alpha.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
5706 * config/alpha/unicosmk.h (TRAMPOLINE_TEMPLATE,
5707 ASM_OUTPUT_ADDR_DIFF_ELT, ASM_OUTPUT_ADDR_DIFF_VEC): Likewise.
5708 * config/alpha/vms.h (INITIAL_ELIMINATION_OFFSET,
5709 ASM_OUTPUT_ADDR_DIFF_ELT): Likewise.
5710 * config/alpha/alpha.md (*divmodsi_internal_er,
5711 *divmoddi_internal_er, ashldi3, *insxl, sibcall, call_osf,
5712 call_nt, call_umk, call_vms, call_value, sibcall_value,
5713 call_value_osf, call_value_nt, call_value_vms, call_value_umk,
5714 *call_vms_1, *movmemdi_1, *clrmemdi_1, *call_value_vms_1): Likewise.
5715 * config/alpha/predicates.md (input_operand): Likewise.
5717 2005-05-08 Nathan Sidwell <nathan@codesourcery.com>
5719 * config/frv/frv.c (frv_default_flags_for_cpu): Use gcc_assert and
5720 gcc_unreachable, as appropriate.
5721 (frv_function_prologue, frv_alloc_temp_reg,
5722 frv_initial_elimination_offset, frv_expand_block_move,
5723 frv_expand_block_clear, frv_print_operand_jump_hint,
5724 frv_legitimize_tls_address, unspec_got_name, frv_emit_move,
5725 frv_emit_movsi, frv_split_cond_move, frv_split_minmax,
5726 frv_ifcvt_modify_insn, frv_ifcvt_modify_final,
5727 frv_adjust_field_align, frv_insn_unit, frv_cond_flags,
5728 frv_sort_insn_group, frv_reorder_packet, frv_matching_accg_mode,
5729 frv_in_small_data_p, frv_asm_out_constructor,
5730 frv_asm_out_destructor, frv_output_dwarf_dtprel): Likewise.
5731 * config/frv/frv.md (reload_incc_fp, *cond_exec_si_binary1,
5732 *cond_exec_si_binary2, *cond_exec_si_divide, *cond_exec_si_unary1,
5733 *cond_exec_sf_conv, *cond_exec_sf_add, call, sibcall, call_value,
5734 sibcall_value, casesi): Likewise.
5736 * config/mn10300/mn10300.c (print_operand): Use gcc_assert and
5737 gcc_unreachable as appropriate.
5738 (print_operand_address, mn10300_print_reg_list, expand_prologue,
5739 expand_epilogue, notice_update_cc, initial_offset,
5740 mn10300_address_cost_1): Likewise.
5741 * config/mn10300/mn10300.md: Likewise.
5742 (absdf2, abssf2, negdf2, negsf2): Likewise.
5744 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5747 * config/mips/mips.c (mips_emit_compare): Don't reverse UNGE and UNGT
5749 * config/mips/mips.md (swapped_fcond): New code macro and attribute.
5750 (sgt_<mode>, sge_<mode>): Generalize to all members of swapped_fcond,
5751 including sunge_<mode> and sungt_<mode>.
5753 2005-05-08 Richard Sandiford <rsandifo@redhat.com>
5755 * integrate.h (get_hard_reg_initial_val): Change type of register
5756 parameter from int to unsigned int.
5757 (has_hard_reg_initial_val): Likewise.
5758 * integrate.c (get_hard_reg_initial_val): Likewise.
5759 (has_hard_reg_initial_val): Likewise. Remove cast to unsigned int.
5761 2005-05-08 Kazu Hirata <kazu@cs.umass.edu>
5763 * except.c (eh_status): Change the type of ttype_data to
5765 (add_ttypes_entry, assign_filter_values,
5766 output_function_exception_table): Use VEC instead of VARRAY.
5768 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5770 * config/rs6000/rs6000.md (popcount<mode>2): Fix non-C90 constant.
5772 2005-05-07 Paul Brook <paul@codesourcery.com>
5774 * Makefile.in: Fix dependencies.
5775 (GCOV_IO_H, VARRAY_H): Set.
5777 2005-05-07 Anthony Green <green@redhat.com>
5780 * configure.ac (STMP_FIXPROTO): Fix [ ] consumption problem in
5781 x$STMP_FIXPROTO test.
5782 * configure: Rebuilt.
5784 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5786 * config/pa/pa-hpux11.h (TARGET_OS_CPP_BUILTINS): Do not define
5787 inappropriate feature test macros if flag_iso.
5789 2005-05-07 Joseph S. Myers <joseph@codesourcery.com>
5791 * config/ia64/hpux.h (NO_IMPLICIT_EXTERN_C): Define.
5793 2005-05-07 Hans-Peter Nilsson <hp@axis.com>
5796 * config/cris/cris.md ("*movdi_insn", "*mov_sidesisf_biap")
5797 ("*mov_sidesisf", "*mov_sidesisf_biap_mem", "*mov_sidesisf_mem"):
5798 Handle moved operand being in special register.
5799 ("smulsi3_highpart", "umulsi3_highpart"): Change .error into
5800 presumed working insn.
5801 (mover2side): Add FIXME.
5803 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5805 * integrate.c (get_func_hard_reg_initial_val): Delete.
5806 (has_func_hard_reg_initial_val): Delete.
5807 (get_hard_reg_initial_val): Inline the old implementation of
5808 get_func_hard_reg_initial_val. Use has_hard_reg_initial_val
5809 instead of has_func_hard_reg_initial_val to test for an existing
5810 pseudo. Only create an rtx if a new initial value entry is needed.
5811 (has_hard_reg_initial_val): Scan the initial value list directly.
5812 Don't create an rtx.
5814 2005-05-07 David Edelsohn <edelsohn@gnu.org>
5816 * config.gcc ({powerpc,rs6000}-ibm-aix*): Remove rs6000/aix.opt
5818 * config.in (HAVE_AS_POPCNTB): New.
5819 * configure.ac (HAVE_AS_MFCRF): Add .machine "pwr5" to AIX test.
5820 (HAVE_AS_POPCNTB): New.
5821 * configure: Regenerated.
5822 * config/rs6000/aix.h (TARGET_XL_COMPAT): Delete.
5823 * config/rs6000/rs6000.c (rs6000_override_options, power5): Add
5824 MASK_POPCNTB. Uncomment rs6000_sched_restricted_insns_priority
5825 and rs6000_sched_costly_dep.
5826 * config/rs6000/rs6000.h (TARGET_POPCNTB): New.
5827 (TARGET_XL_COMPAT): Delete.
5828 * config/rs6000/rs6000.md (UNSPEC_POPCNTB): New.
5829 (popcount<mode>2): New.
5830 (popcntb<mode>2): New.
5831 * config/rs6000/rs6000.opt (mpopcntb): New.
5833 * opt-functions.awk (var_set): Emit OPTION_MASK_ for InverseMask
5834 if variable name exists.
5836 2005-05-07 Matt Kraai <kraai@ftbfs.org>
5838 * Makefile.in (c-gimplify.o): Depend on $(RTL_H) instead of rtl.h.
5840 2005-05-07 Richard Henderson <rth@redhat.com>
5843 * config/rs6000/rs6000.c (rs6000_emit_move): Look for tls addresses
5844 with constant offsets.
5846 2005-05-07 Nathan Sidwell <nathan@codesourcery.com>
5848 * config/v850/v850.c (print_operand): Use gcc_assert and
5849 gcc_unreachable, as appropriate.
5850 (print_operand_address, v850_handle_data_area_attribute,
5851 v850_encode_data_area, construct_restore_jr, construct_save_jarl,
5852 v850_insert_attributes, construct_prepare_instruction): Likewise.
5853 * config/v850/v850.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5854 * config/v850/v850.md (movsicc, *sasf_1): Likewise.
5856 2005-05-07 Kazu Hirata <kazu@cs.umass.edu>
5858 * tree-ssa-loop-ivcanon.c, config/i386/i386.c,
5859 config/rs6000/rs6000.h: Fix comment typos.
5861 2005-05-07 Richard Sandiford <rsandifo@redhat.com>
5863 * doc/invoke.texi: Remove documentation for MIPS' -mint64 option.
5864 * config/mips/mips.c (TARGET_SCALAR_MODE_SUPPORTED_P): Delete.
5865 (mips_scalar_mode_supported_p): Delete.
5867 2005-05-06 Eric Christopher <echristo@redhat.com>
5869 * config/mips/mips.opt: Remove -mint64 option.
5870 * config/mips/mips.c (override_options): Remove -mint64
5872 * config/mips/mips.h (INT_TYPE_SIZE): Define to 32.
5873 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove
5874 64-bit integer handling.
5875 * doc/invoke.texi (Option Summary): Remove -mint64 for
5878 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5880 PR tree-optimization/19401
5881 * tree-flow.h (tree_unroll_loops_completely): Declaration changed.
5882 * tree-ssa-loop-ivcanon.c (enum unroll_level): New.
5883 (estimated_unrolled_size): New function.
5884 (try_unroll_loop_completely, canonicalize_loop_induction_variables,
5885 tree_unroll_loops_completely): Always unroll loops if the code size
5887 * tree-ssa-loop.c (tree_complete_unroll): Indicate whether all
5888 loops should be unrolled completely.
5889 (gate_tree_complete_unroll): Run complete unrolling unconditionally.
5891 2005-05-06 Zdenek Dvorak <dvorakz@suse.cz>
5893 PR rtl-optimization/21254
5894 * loop-iv.c (iv_number_of_iterations): Simplify infiniteness
5895 assumptions for loops that otherwise do not roll.
5896 (find_simple_exit): Prefer # of iterations that is guaranteed
5898 * loop-unroll.c (decide_peel_once_rolling,
5899 decide_peel_completely): Check whether the loop is infinite.
5901 2005-05-06 Pat Haugen <pthaugen@us.ibm.com>
5903 * config/rs6000/sysv4.opt: Fix typo.
5905 2005-05-06 Denis Vlasenko <vda@port.imtp.ilyichevsk.odessa.ua>
5906 Jakub Jelinek <jakub@redhat.com>
5909 * config/i386/i386.c (ix86_expand_movmem): Don't use rep; movsb
5910 for -Os if (movsl;)*(movsw;)?(movsb;)? sequence is shorter.
5911 Don't use rep; movs{l,q} if the repetition count is really small,
5912 instead use a sequence of movs{l,q} instructions.
5914 2005-05-06 Jeff Law <law@redhat.com>
5916 PR tree-optimization/21380
5917 * tree-ssa-threadupdate.c (thread_through_all_blocks): Do not
5918 thread through a block with no preds.
5920 2005-05-06 Kazu Hirata <kazu@cs.umass.edu>
5922 * tree-ssa-operands.c (clobbered_v_may_defs, clobbered_vuses,
5923 ro_call_vuse, fini_ssa_operands, add_call_clobber_ops,
5924 add_call_read_ops): Use VEC instead of VARRAY.
5926 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5928 * config/mcore/mcore.c (mcore_print_operand_address): Use
5929 gcc_assert and gcc_unreachable as appropriate.
5930 (mcore_print_operand, mcore_gen_compare_reg, mcore_output_call,
5931 mcore_output_andn, output_inline_const, mcore_output_move,
5932 mcore_output_movedouble, mcore_expand_block_move,
5933 layout_mcore_frame, mcore_initial_elimination_offset,
5934 mcore_expand_prolog, mcore_mark_dllexport,
5935 mcore_mark_dllimport): Likewise.
5936 * config/mcore/mcore.h (switch_to_section): Likewise.
5937 * config/mcore/mcore.md: Likewise.
5939 2005-05-06 Aldy Hernandez <aldyh@redhat.com>
5941 * config/rs6000/linux64.h: Remove MASK_PROFILE_KERNEL, and
5942 TARGET_PROFILE_KERNEL.
5944 * config/rs6000/rs6000.c (output_profile_hook): Add comment to
5945 TARGET_PROFILE_KERNEL use.
5947 2005-05-06 Nathan Sidwell <nathan@codesourcery.com>
5949 * config/m32r/m32r.c (m32r_encode_section_info): Use gcc_assert
5950 and gcc_unreachable, as appropriate.
5951 (gen_compare, gen_split_move_double, m32r_setup_incoming_varargs,
5952 m32r_expand_prologue, m32r_output_function_epilogue,
5953 m32r_legitimize_pic_address, m32r_print_operand_address,
5954 emit_cond_move, m32r_function_symbol,
5955 m32r_output_block_move): Likewise.
5956 * config/m32r/m32r.h (INITIAL_ELIMINATION_OFFSET): Likewise.
5957 * config/m32r/m32r.md ( *movsi_insn, *zero_branch_insn,
5958 *rev_zero_branch_insn): Likewise.
5960 2005-05-06 Jakub Jelinek <jakub@redhat.com>
5963 * varasm.c (merge_weak): Remove NEWDECL from WEAK_DECLS chain
5964 if both NEWDECL and OLDDECL are already weak.
5966 2005-05-06 Richard Sandiford <rsandifo@redhat.com>
5968 * config/rs6000/sysv4.h (EXTRA_SUBTARGET_SWITCHES): Delete.
5970 2005-05-05 J"orn Rennecke <joern.rennecke@st.com>
5971 Kaz Kojima <kkojima@gcc.gnu.org>
5973 * config/sh/sh.c (sh_builtin_saveregs): Use copy_to_mode_reg
5976 2005-05-05 Aldy Hernandez <aldyh@redhat.com>
5977 David Edelsohn <edelsohn@gnu.org>
5979 * config.gcc: Add .opt magic for the rs6000 ports.
5981 * doc/invoke.texi: Document -mabi= option properly. Document
5982 -misel and -mno-sel. Document -mspe and -mno-spe. Document
5983 -mvrsave and -mno-vrsave. Document deprecation of -mspe= and
5986 * config/rs6000/aix.h: Remove XL_COMPAT stuff. Remove
5987 SUBTARGET_SWITCHES and SUBSUBTARGET_SWITCHES. Define
5990 * config/rs6000/aix.opt: New.
5991 * config/rs6000/aix41.opt: New.
5992 * config/rs6000/aix64.opt: New.
5993 * config/rs6000/darwin.opt: New.
5994 * config/rs6000/linux64.opt: New.
5995 * config/rs6000/rs6000.opt: New.
5996 * config/rs6000/sysv4.opt: New.
5998 * config/rs6000/sysv4.h: Delete definitions of MASK_* and
5999 associated TARGET_*. Remove SUBTARGET_OPTIONS,
6001 Define TARGET_USES_SYSV4_OPT.
6002 * config/rs6000/aix41.h: Remove SUBSUBTARGET_SWITCHES.
6003 * config/rs6000/aix43.h: Remove SUBSUBTARGET_SWITCHES. Define
6004 TARGET_USES_AIX64_OPT.
6005 * config/rs6000/aix51.h: Same.
6006 * config/rs6000/aix52.h: Same.
6007 * config/rs6000/darwin.h: Remove SUBTARGET_SWITCHES,
6008 MASK_MACHO_DYNAMIC_NO_PIC, TARGET_MACHO_DYNAMIC_NO_PIC.
6009 Use TARGET_ALTIVEC_VRSAVE instead of rs6000_altivec_vrsave.
6010 Define TARGET_DYNAMIC_NO_PIC as TARGET_MACHO_DYNAMIC_NO_PIC.
6011 * config/rs6000/linux64.h: Use
6012 rs6000_explicit_options. Remove EXTRA_SUBTARGET_SWITCHES.
6014 * config/rs6000/rs6000.c: Remove definitions of
6015 rs6000_sched_restricted_insns_priority,
6016 rs6000_long_double_size_string, rs6000_altivec_vrsave,
6017 rs6000_altivec_vrsave_string, rs6000_isel, rs6000_spe,
6018 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
6019 rs6000_abi_string, rs6000_warn_altivec_long, rs6000_longcall,
6020 rs6000_alignment_string. Define rs6000_explicit_options.
6021 (rs6000_parse_abi_options): Remove.
6022 (rs6000_parse_alignment_option): Remove.
6023 (rs6000_parse_float_gprs_option): Remove.
6024 (rs6000_handle_option): New. Define TARGET_HANDLE_OPTION. Define
6025 TARGET_DEFAULT_TARGET_FLAGS.
6026 (rs6000_override_options): Revamp to use new .opt machinery.
6028 * config/rs6000/rs6000.h: Remove old MASK_* and TARGET_* in favor
6029 of new .opt machinery. Remove target_flags. Redefine
6030 TARGET_MFCRF and TARGET_POWERPC64. Remove TARGET_SWITCHES,
6031 SUBTARGET_SWITCHES, TARGET_OPTIONS, SUBTARGET_OPTIONS,
6032 rs6000_float_gprs_string, rs6000_isel_string, rs6000_spe_string,
6033 rs6000_altivec_vrsave_string, rs6000_altivec_vrsave,
6034 rs6000_longcall_switch, rs6000_default_long_calls,
6035 rs6000_sched_costly_dep_str, rs6000_sched_costly_dep,
6036 rs6000_warn_altivec_long, rs6000_warn_altivec_long_switch, and
6037 TARGET_ALTIVEC_VRSAVE.
6039 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
6041 * config.gcc (hppa1.1-*-rtems*): Remove.
6042 * config/pa/rtems.h: Remove.
6044 2005-05-05 Ralf Corsepius <ralf.corsepius@rtems.org>
6046 * config/rs6000/t-rtems (MULTILIB_NEW_EXCEPTIONS_ONLY):
6047 Exclude roe/603e multilib variants.
6049 2005-05-04 Denis Chertykov <denisc@overta.ru>
6052 * config/avr/avr.c (avr_output_addr_vec_elt): Use special section
6055 2005-05-05 Richard Sandiford <rsandifo@redhat.com>
6057 * config.gcc (arm*-wince-pe*, arm-*-pe*, strongarm-*-pe): Add
6058 arm/pe.opt to $extra_options.
6059 * config/arm/arm.h (target_flags, target_fpu_name, target_fpe_name)
6060 (target_float_abi_name, target_float_switch, target_abi_name)
6061 (ARM_FLAG_APCS_FRAME, ARM_FLAG_POKE, ARM_FLAG_FPE, ARM_FLAG_APCS_STACK)
6062 (ARM_FLAG_APCS_FLOAT, ARM_FLAG_APCS_REENT, ARM_FLAG_BIG_END)
6063 (ARM_FLAG_INTERWORK, ARM_FLAG_LITTLE_WORDS, ARM_FLAG_NO_SCHED_PRO)
6064 (ARM_FLAG_ABORT_NORETURN, ARM_FLAG_SINGLE_PIC_BASE)
6065 (ARM_FLAG_LONG_CALLS, ARM_FLAG_THUMB, THUMB_FLAG_BACKTRACE)
6066 (THUMB_FLAG_LEAF_BACKTRACE, THUMB_FLAG_CALLEE_SUPER_INTERWORKING)
6067 (THUMB_FLAG_CALLER_SUPER_INTERWORKING, CIRRUS_FIX_INVALID_INSNS)
6068 (TARGET_APCS_FRAME, TARGET_POKE_FUNCTION_NAME, TARGET_FPE)
6069 (TARGET_APCS_STACK, TARGET_APCS_FLOAT, TARGET_APCS_REENT)
6070 (TARGET_BIG_END, TARGET_INTERWORK, TARGET_LITTLE_WORDS)
6071 (TARGET_NO_SCHED_PRO, TARGET_ABORT_NORETURN, TARGET_SINGLE_PIC_BASE)
6072 (TARGET_LONG_CALLS, TARGET_THUMB, TARGET_CALLER_INTERWORKING)
6073 (TARGET_CIRRUS_FIX_INVALID_INSNS, SUBTARGET_SWITCHES, TARGET_SWITCHES)
6074 (TARGET_OPTIONS, arm_cpu_select, arm_select, structure_size_string)
6075 (arm_pic_register_string): Delete.
6076 (TARGET_BACKTRACE): Redefine using TARGET_TPCS_LEAF_FRAME and
6078 (TARGET_DEFAULT, CONDITIONAL_REGISTER_USAGE): Update mask names.
6079 * config/arm/coff.h (TARGET_DEFAULT): Likewise.
6080 * config/arm/elf.h (TARGET_DEFAULT): Likewise.
6081 * config/arm/netbsd-elf.h (TARGET_DEFAULT): Likewise.
6082 * config/arm/netbsd.h (TARGET_DEFAULT): Likewise.
6083 * config/arm/semi.h (TARGET_DEFAULT): Likewise.
6084 * config/arm/uclinux-elf.h (TARGET_DEFAULT): Likewise.
6085 * config/arm/wince-pe.h (TARGET_DEFAULT): Likewise.
6086 * config/arm/pe.h (TARGET_DEFAULT): Likewise.
6087 (TARGET_FLAG_NOP_FUN, TARGET_NOP_FUN_DLLIMPORT): Delete.
6088 (SUBTARGET_SWITCHES): Delete.
6089 * config/arm/arm.c (target_float_switch): Delete.
6090 (arm_cpu_select): Moved from config/arm/arm.h.
6091 (target_fpu_name, target_fpe_name, target_float_abi_name)
6092 (target_abi_name, structure_size_string, arm_pic_register_string)
6093 (arm_select): Make static.
6094 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
6095 (arm_handle_option): New function.
6096 (arm_override_options): Update target_flags checks for new mask names.
6097 Remove target_float_switch code.
6098 (arm_expand_prologue, thumb_expand_prologue): Check
6099 !TARGET_SCHED_PROLOG instead of TARGET_NO_SCHED_PRO.
6100 * config/arm/arm.opt, config/arm/pe.opt: New files.
6102 2005-05-05 Nathan Sidwell <nathan@codesourcery.com>
6104 * config/arc/arc.c (get_arc_condition_code): Use gcc_assert &
6105 gcc_unreachable as appropriate.
6106 (arc_double_limm_p, arc_setup_incoming_varargs,
6107 arc_compute_function_type, arc_output_function_prologue,
6108 arc_output_function_epilogue, arc_eligible_for_epilogue_delay,
6109 output_shift, arc_print_operand, arc_print_operand_address,
6110 arc_final_prescan_insn): Likewise.
6111 * config/arc/arc.md (*movdi_insn, *movdf_insn): Likewise.
6113 2005-05-04 Geoffrey Keating <geoffk@apple.com>
6115 * config/rs6000/rs6000.md (P): Use TARGET_*BIT rather than
6120 (add<mode>3, add<mode>3_internal1, add<mode>3_internal2,
6121 add<mode>3_internal3, one_cmpl<mode>2, sub<mode>3, neg<mode>2,
6122 clz<mode>2, ctz<mode>2, ffs<mode>2): New.
6123 (addsi3, addsi3_internal1, addsi3_internal2, addsi3_internal3,
6124 (one_cmplsi2, subsi3, negsi2, clzsi2, ctzsi2, ffssi2): Remove.
6125 (adddi3, adddi3_internal1, adddi3_internal2, adddi3_internal3,
6126 (one_cmpldi2, subdi3, negdi2, clzdi2, ctzdi2, ffsdi2): Remove.
6127 (sync_compare_and_swap<mode>): Use <wd> rather than <cmp>.
6129 2005-05-05 Paul Brook <paul@codesourcery.com>
6131 * Makefile.in: Replace dependencies on basic-block.h, c-pragma.h,
6132 cfgloop.h, diagnostic.h, insn-attr.h, langhooks-def.h, params.h,
6133 regs.h, system.h, tree-dump.h, tree-gimple.h, tree-scalar-evolution.h
6134 and tree-data-ref.h with *_H variables.
6136 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
6138 * config/m32r/xm-m32r.h, config/m32r/xm-linux.h: Delete files.
6140 2005-05-05 Kelley Cook <kcook@gcc.gnu.org>
6142 * system.h: Poison BYTEORDER and HOST_WORDS_BIG_ENDIAN.
6144 2005-05-04 Gerald Pfeifer <gerald@pfeifer.com>
6146 * doc/contrib.texi (Contributors): Add Mostafa Hagog and Ayal Zaks.
6148 2005-05-04 Fariborz Jahanian <fjahanian@apple.com>
6150 * config/rs6000/rs6000.c (rs6000_emit_prologue): Emit
6151 setting of vrsave register for current function after
6152 call to save_world is emitted.
6154 2005-05-05 Hans-Peter Nilsson <hp@bitrange.com>
6156 * config/mmix/predicates.md: New file.
6157 * config/mmix/mmix.c (mmix_symbolic_or_address_operand)
6158 (mmix_reg_or_constant_operand, mmix_reg_cc_operand)
6159 (mmix_foldable_comparison_operator, mmix_comparison_operator)
6160 (mmix_reg_or_0_operand, mmix_reg_or_8bit_operand): Remove.
6161 * config/mmix/mmix.h (PREDICATE_CODES, SPECIAL_MODE_PREDICATES):
6163 * config/mmix/mmix.md: Include predicates.md.
6164 ("call", "call_value"): Force address to register if it isn't a
6165 mmix_symbolic_or_address_operand.
6167 2005-05-04 Andrew MacLeod <amacleod@redhat.com>
6169 * tree-flow-inline.h (op_iter_init_use, op_iter_init_def): Assert that
6170 the flags are of appropriate types.
6171 (num_ssa_operands): Generalize using the generic interface.
6172 * tree-ssa-dce.c (remove_dead_stmt): Don't ask for kills on a DEF
6175 2005-05-04 Richard Sandiford <rsandifo@redhat.com>
6177 * protoize.c (version_flag, quiet_flag, nochange_flag, nosave_flag)
6178 (keep_flag, local_flag, global_flag, cplusplus_flag): Make extern.
6180 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6182 * tree-outof-ssa.c (edge_leader, stmt_list,
6183 analyze_edges_for_bb): Use VEC instead of VARRAY.
6184 (init_analayze_edges_for_bb, fini_analayze_edges_for_bb): New.
6185 (perform_edge_inserts): Call init_analayze_edges_for_bb and
6186 fini_analayze_edges_for_bb.
6188 2005-05-04 James E Wilson <wilson@specifixinc.com>
6191 * gcc.c (process_command): In the second argv scan loop, ignore
6192 Xassembler and Xpreprocessor, along with their argument.
6194 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6196 * tree-flow-inline.h, tree-ssa-operands.c,
6197 tree-ssa-operands.h, tree-ssa-opfinalize.h:
6198 Likewise. tree-vn.c: Fix comment typos.
6199 * doc/passes.texi, doc/tree-ssa.texi: Fix typos.
6201 2005-05-04 Paolo Bonzini <bonzini@gnu.org>
6203 * doc/tm.texi (Target Hooks): Document
6204 TARGET_RESOLVE_OVERLOADED_BUILTIN.
6206 2005-05-04 Paul Brook <paul@codesourcery.com>
6208 * Makefile.in: Change dependencies on target.h to $(TARGET_H).
6210 2005-05-04 Kazu Hirata <kazu@cs.umass.edu>
6212 * dwarf2out.c (incomplete_types, retry_incomplete_types,
6213 gen_struct_or_union_type_die, dwarf2out_init): Use VEC instead
6216 * loop-unroll.c (var_to_expand, analyze_insn_to_expand_var,
6217 get_expansion, expand_var_during_unrolling,
6218 insert_var_expansion_initialization,
6219 combine_var_copies_in_loop_exit, release_var_copies): Use VEC
6222 * tree-ssa-loop-ivopts.c (rewrite_address_base): Don't call
6225 2004-05-03 Andrew Pinski <pinskia@physics.uc.edu>
6228 * fold-const.c (fold_widened_comparison): Treat BOOLEAN_TYPE
6229 the same as INTEGER_TYPE.
6230 (fold_binary): Fold "bool_var != 0" to bool_var.
6231 Fold "bool_var == 1" to bool_var.
6233 2004-05-03 Richard Henderson <rth@redhat.com>
6236 * function.c (instantiate_virtual_regs_in_insn): Use the mode
6237 from recog_data instead of insn_data.
6239 2005-05-03 DJ Delorie <dj@redhat.com>
6241 * common.opt (fdiagnostics-show-option): No variable is needed.
6242 * diagnostic.h (diagnostic_context): Add show_option_requested flag.
6243 * diagnostic.c (diagnostic_initialize): Initialize show_option_requested.
6244 (diagnostic_report_diagnostic): Test for enabled diagnostics here.
6245 Save and restore original message format. Use flag in context
6247 (warning): Don't test for enabled warnings here.
6248 * opts.c (common_handle_option): Handle -fdiagnostics-show-option
6251 2005-05-04 Kelley Cook <kcook@gcc.gnu.org>
6253 * config/m32r/xm-m32r.h: Don't define HOST_WORDS_BIG_ENDIAN.
6254 * config/m32r/xm-linux.h: Don't undefine HOST_WORDS_BIG_ENDIAN.
6255 * mips-tfile.c: Use WORDS_BIG_ENDIAN instead of HOST_WORDS_BIG_ENDIAN.
6256 * aclocal.m4: Don't include accross.m4.
6257 * configure.ac: Use AC_C_BIGENDIAN instead of AC_C_BIGENDIAN_CROSS.
6258 Use AC_CHECK_SIZEOF instead of AC_COMPILE_CHECK_SIZEOF.
6259 * configure, config.in: Regenerate.
6261 2005-05-04 Jakub Jelinek <jakub@redhat.com>
6264 * expr.h (enum block_op_methods): Add BLOCK_OP_TAILCALL.
6265 (clear_storage): Add argument.
6266 * expr.c (emit_block_move_via_libcall, clear_storage_via_libcall):
6267 Add tailcall argument, set CALL_EXPR_TAILCALL of the CALL_EXPR to
6269 (emit_block_move): Handle BLOCK_OP_TAILCALL method.
6270 (clear_storage): Add method argument, handle BLOCK_OP_TAILCALL.
6271 (store_expr, store_constructor): Adjust callers.
6272 * builtins.c (expand_builtin_memcpy): Pass BLOCK_OP_TAILCALL
6273 to emit_block_move if CALL_EXPR_TAILCALL (exp).
6274 (expand_builtin_memmove): Add ORIG_EXP argument, copy
6275 CALL_EXPR_TAILCALL from ORIG_EXP to the new CALL_EXPR.
6276 (expand_builtin_bcopy): Replace ARGLIST and TYPE arguments
6277 with EXP. Pass EXP to expand_builtin_memmove.
6278 (expand_builtin_memset): Add ORIG_EXP argument, pass
6279 BLOCK_OP_TAILCALL to clear_storage if CALL_EXPR_TAILCALL (orig_exp).
6280 (expand_builtin_bzero): Replace ARGLIST argument with EXP.
6281 Pass EXP to expand_builtin_memset.
6282 (expand_builtin_strcmp): Copy CALL_EXPR_TAILCALL from EXP to
6284 (expand_builtin_strncmp): Likewise.
6285 (expand_builtin_printf): Replace ARGLIST argument with EXP.
6286 Copy CALL_EXPR_TAILCALL from EXP to the new CALL_EXPR.
6287 (expand_builtin_fprintf): Likewise.
6288 (expand_builtin): Adjust calls to
6289 expand_builtin_{memmove,bcopy,memset,bzero,{,f}printf}.
6291 * config/i386/i386.c (ix86_expand_vector_set): Fix setting 3rd and 4th
6294 PR rtl-optimization/21239
6295 * combine.c (combine_simplify_rtx) <case VEC_SELECT>: Fix a typo.
6297 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6299 * tree-flow.h (tree_ann_common_d): Move aux to ...
6300 (stmt_ann_d): ... here.
6301 * tree-ssa-loop-im.c (LIM_DATA, determine_invariantness_stmt,
6302 move_computations_stmt, schedule_sm): Update references to
6304 * tree-vectorizer.h (set_stmt_info, vinfo_for_stmt): Likewise.
6306 * tree-cfg.c (remove_bb): Remove a redundant call to
6308 * tree-if-conv.c (replace_phi_with_cond_modify_expr):
6311 2005-05-03 Richard Henderson <rth@redhat.com>
6313 * config/rs6000/rs6000.c: Remove conflict markers.
6315 * cfg.c (dump_flow_info): Use max_reg_num, not max_regno.
6317 2005-05-03 James E Wilson <wilson@specifixinc.com>
6319 * dwarf2out.c (lookup_filename): Call maybe_emit_file.
6321 2005-05-03 DJ Delorie <dj@redhat.com>
6323 * c-decl.c (store_parm_decls_oldstyle): Let diagnostic machinery
6324 decide if the warning will be printed.
6325 * calls.c (expand_call): Likewise.
6326 * function.c (init-function_start): Likewise.
6328 * common.opt (-fdiagnostics-show-option): New.
6329 * opts.c (option_enabled): Accept the option index instead of a
6330 pointer to the option descriptor.
6331 * opts.h (option_enabled): Likewise.
6332 * toplev.c (print_switch_values): Pass option index, not option
6334 * diagnostic.h (diagnostic_info): Add option_index.
6335 * diagnostic.c: Include opts.h.
6336 (diagnostic_set_info): Initialize option_index.
6337 (diagnostic_report_diagnostic): Amend option name if appropriate.
6338 (warning): Check to see if the specified warning is enabled.
6340 * doc/invoke.texi (-fdiagnostics-show-options): Document.
6342 2005-05-03 Richard Henderson <rth@redhat.com>
6344 * config/rs6000/rs6000.h (REG_CLASS_CONTENTS): Fix ALL_REGS and
6345 SPEC_OR_GEN_REGS definitions.
6347 2005-05-03 Alexandre Oliva <aoliva@redhat.com>
6350 * config/i386/i386.h (CONDITIONAL_REGISTER_USAGE): Clear reg names
6351 for unavailable registers.
6353 2005-05-03 Kazu Hirata <kazu@cs.umass.edu>
6355 * tree-cfg.c (tree_forwarder_block_p): Fix a typo.
6357 * cfglayout.c (block_locators_blocks,
6358 insn_locators_initialize, insn_scope): Use VEC instead of
6361 * tree-mudflap.c (deferred_static_decls, mudflap_enqueue_decl,
6362 mudflap_finish_file, mudflap_finish_file): Use VEC instead of
6365 2005-05-03 Eric Botcazou <ebotcazou@libertysurf.fr>
6367 * config/sparc/predicates.md (const_compl_high_operand): New.
6368 * config/sparc/sparc.c (sparc_emit_set_safe_HIGH64): Rename into
6370 (sparc_emit_set_const64_quick1): Adjust for above change.
6371 (sparc_emit_set_const64_quick2): Likewise.
6372 (sparc_emit_set_const64_longway): Likewise.
6373 (sparc_emit_set_const64): Likewise.
6374 * config/sparc/sparc.md (movhi_const64_special, movsi_const64_special,
6375 movdi_const64_special): Delete.
6376 (logical constant splitters): Use const_compl_high_operand.
6378 2005-05-03 Richard Guenther <rguenth@gcc.gnu.org>
6380 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Use STRIP_TYPE_NOPS
6381 rather than STRIP_NOPS.
6383 2005-05-03 Jakub Jelinek <jakub@redhat.com>
6385 PR rtl-optimization/21330
6386 * loop-unswitch.c (may_unswitch_on): Set *cinsn only when
6388 (unswitch_single_loop): Clear cinsn when retrying.
6391 * config/i386/i386.c (legitimize_address): When canonicalizing
6392 ASHIFT into MULT, multiply by 1 << shift_count instead of
6393 1 << log2 (shift_count).
6395 2005-05-03 Andrew MacLeod <amacleod@redhat.com>
6397 * lambda-code.c (gcc_loop_to_lambda_loop,
6398 lambda_loopnest_to_gcc_loopnest, phi_loop_edge_uses_def,
6399 stmt_is_bumper_for_loop, perfect_nest_p, replace_uses_of_x_with_y): Use
6400 generic operand interface.
6401 * tree-data-ref.c (find_data_references_in_loop): Use generic interface.
6402 * tree-dfa.c (collect_dfa_stats_r, mark_new_vars_to_rename): Use
6403 generic operand interface.
6404 * tree-flow-inline.h (delink_imm_use, link_imm_use_to_list,
6405 link_imm_use, link_imm_use_stmt, relink_imm_use, relink_imm_use_stmt,
6406 next_safe_imm_use, has_zero_uses, has_single_use, single_imm_use,
6407 num_imm_uses): Use ssa_use_operand_t.
6408 (get_def_ops, get_use_ops, get_v_may_def_ops, get_vuse_ops,
6409 get_v_must_def_ops): Delete.
6410 (get_def_from_ptr, get_phi_result_ptr): Get def directly now.
6411 (get_use_op_ptr, get_def_op_ptr, get_v_may_def_result_ptr,
6412 get_v_may_def_op_ptr, get_vuse_op_ptr, get_v_must_def_result_ptr,
6413 get_v_must_def_kill_ptr): Delete.
6414 (delink_stmt_imm_use): Move and use new operand interface.
6415 (op_iter_next_use, op_iter_next_def, op_iter_next_tree, op_iter_init,
6416 op_iter_next_tree): Use new operand implementation.
6417 (clear_and_done_ssa_iter): New. Initialize a blank operand iterator.
6418 (op_iter_init_use, op_iter_init_def, op_iter_init_tree): Add iterator
6420 (op_iter_next_mustdef, op_iter_next_maydef,
6421 op_iter_next_must_and_may_def): Delete. Replace with...
6422 (op_iter_next_maymustdef): New. Combine must and may next operations.
6423 (op_iter_init_maydef, op_iter_init_mustdef,
6424 op_iter_init_must_and_may_def): Use new interface.
6425 (single_ssa_tree_operand ): New. Process single operands only as trees.
6426 (single_ssa_use_operand): New. Process single operands only as uses.
6427 (single_ssa_def_operand): New. Process single operands only as defs.
6428 (zero_ssa_operands): New. Return TRUE if there are zero operands of the
6430 (num_ssa_operands): New. Count the number of specified operands.
6431 (compare_ssa_operands_equal): New. Compare two statements' operands.
6432 (single_phi_def): New. Return true if PHI has one def of the specified
6434 (op_iter_init_phiuse): New. Initialize the iterator for PHI arguments.
6435 (op_iter_init_phidef): New. Initialize the iterator for the PHI def.
6436 * tree-flow.h (struct immediate_use_iterator_d): Use ssa_use_operand_t.
6437 (struct stmt_ann_d): Operands field no longer require GTY().
6438 (vn_compute, vn_lookup_or_add, vn_add, vn_lookup): Change prototype.
6439 * tree-into-ssa.c (mark_def_sites): Use SSA_OP_VMUSTKILL.
6440 * tree-outof-ssa.c (check_replaceable, find_replaceable_in_bb,
6441 dump_replaceable_exprs, rewrite_trees): Use generic interface.
6442 * tree-phinodes.c (make_phi_node, release_phi_node, resize_phi_node):
6443 Use use_operand_p instead of ssa_imm_use_t *.
6444 * tree-pretty-print.c (dump_vops): check if operands are active before
6445 dumping virtual operands.
6446 * tree-sra.c (sra_walk_function): Use ZERO_SSA_OPERANDS.
6447 * tree-ssa-ccp.c (likely_value): Use ZERO_SSA_OPERANDS.
6448 (ccp_fold): Use new interface.
6449 (ccp_visit_stmt): Remove unused variables and code.
6450 (convert_to_gimple_builtin): Insert statements before calling
6451 mark_new_vars_to_rename.
6452 * tree-ssa-copy.c (stmt_may_generate_copy): Use ZERO_SSA_OPERANDS.
6453 (copy_prop_visit_cond_stmt): Use generic interface.
6454 * tree-ssa-dom.c (struct expr_hash_elt): Use stmt pointer, not the
6455 annotation in table.
6456 (thread_across_edge): Use generic interface.
6457 (initialize_hash_element): Initialzie with stmt, not annotation.
6458 (eliminate_redundant_computations): Use generic interface.
6459 (record_equivalences_from_stmt): Pass stmt, not annotation.
6460 (avail_expr_hash, real_avail_expr_hash, avail_expr_eq): Use generic
6462 * tree-ssa-dse.c (dse_optimize_stmt): Use ZERO_SSA_OPERANDS.
6463 * tree-ssa-loop-ivopts.c (find_invariants_stmt,
6464 find_interesting_uses_stmt, protect_loop_closed_ssa_form_use): Use
6465 generic operand interface.
6466 * tree-ssa-loop-niter.c (chain_of_csts_start, get_val_for): Use generic
6468 * tree-ssa-loop-unswitch.c (tree_may_unswitch_on): Use Generic operand
6470 * tree-ssa-operands.c (struct opbuild_list_d): New. Operand build type.
6471 (build_defs, build_uses, build_v_may_defs, build_vuses,
6472 build_v_must_defs): Change type to struct opbuild_list_d.
6473 (ops_active): New. Operands active boolean.
6474 (operand_memory, operand_memory_index): New. Operand memory managers.
6475 (allocate_def_optype, allocate_use_optype, allocate_v_may_def_optype,
6476 allocate_vuse_optype, allocate_v_must_def_optype): Delete.
6477 (free_uses, free_defs, free_vuses, free_v_may_defs, free_v_must_defs):
6478 Change from functions to static variable list heads.
6479 (opbuild_initialize_virtual): New. Initialize a virtual build list.
6480 (opbuild_initialize_real): New. Initialize a virtual build list.
6481 (opbuild_free): New. Free a build list.
6482 (opbuild_num_elems): New. Number of items in a list.
6483 (opbuild_append_real): New. Add a real (tree *) operand.
6484 (opbuild_append_virtual): New. Add and sort a virtual (tree) operand.
6485 (opbuild_first): New. Return first element index in a list.
6486 (opbuild_next): New. Return next element in a list.
6487 (opbuild_elem_real): New. Return real element.
6488 (opbuild_elem_virtual): New. Return virtual element.
6489 (opbuild_elem_uid): New. Return UID of virtual element.
6490 (opbuild_clear): New. Reset an operand list.
6491 (opbuild_remove_elem): New. Remove an element form a list.
6492 (ssa_operands_active): New. Return true if operand cache is active.
6493 (init_ssa_operands, fini_ssa_operands): Initialize new implementation.
6494 (ssa_operand_alloc): New. Allocate memory from an operand chunk.
6495 (correct_use_link): Use use_operand_p.
6496 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_defs,
6497 finalize_ssa_vuses, finalize_ssa_v_must_defs): New implmentation.
6498 (cleanup_v_may_defs): Use new implmentation.
6499 (finalize_ssa_stmt_operands, start_ssa_stmt_operands): New
6501 (append_def, append_use, append_v_may_def, append_vuse,
6502 append_v_must_def): Call opbuild_append routine instead of using varray.
6503 (build_ssa_operands): Simplify to simply use stmt, don't maintain a
6504 global parse_old_ops variable.
6505 (free_ssa_operands): New implementation.
6506 (update_stmt_operands): Move. Change argument to build_ssa_operands.
6507 (copy_virtual_operands): Move. New generic implementation.
6508 (create_ssa_artficial_load_stmt): Move. New implementation.
6509 (swap_tree_operands): Update for new implementation.
6510 (get_expr_operands): Add stmt parameter to calls to swap_tree_operands.
6511 (add_call_clobber_ops, add_call_read_ops): Initialize opbuild list
6512 rather than a varray.
6513 (verify_imm_links): Use use_operand_p.
6514 (dump_immediate_uses_for): If the immediate use variable is a virtual
6515 variable, show the virtual ops in the stmt.
6516 * tree-ssa-operands.h (def_operand_p): No longer a structure.
6517 (NULL_DEF_OPERAND_P): Now a #define.
6518 (def_optype_d, use_optype_d, v_def_use_operand_type, v_may_def_optype_d,
6519 vuse_operand_type, vuse_optype_d, v_must_def_optype_d): Delete.
6520 (def_optype_d, use_optype_d, maydef_optype_d, vuse_optype_d,
6521 mustdef_optype_d): New. Use Linked list representation.
6522 (SSA_OPERAND_MEMORY_SIZE): New. Size of operand memory chunk.
6523 (struct ssa_operand_memory_d): New. Allocated Chunk node.
6524 (struct stmt_operands_d): Change to new pointers that are not GTY.
6525 (STMT_USE_OPS, NUM_USES, SET_USE_OP, STMT_DEF_OPS, NUM_DEFS, SET_DEF_OP,
6526 STMT_V_MAY_DEF_OPS, NUM_V_MAY_DEFS, SET_V_MAY_DEF_RESULT,
6527 SET_V_MAY_DEF_OP, STMT_VUSE_OPS, NUM_VUSES, SET_VUSE_OP,
6528 STMT_V_MUST_DEF_OPS, NUM_V_MUST_DEFS, SET_V_MUST_DEF_RESULT,
6529 SET_V_MUST_DEF_KILL): Delete.
6530 (V_MAY_DEF_OPS, V_MAY_DEF_RESULT_PTR, V_MAY_DEF_RESULT,
6531 V_MAY_DEF_OP_PTR, V_MAY_DEF_OP): Rename to MAYDEF_*.
6532 (V_MUST_DEF_OPS, V_MUST_DEF_RESULT_PTR, V_MUST_DEF_RESULT,
6533 V_MUST_DEF_KILL_PTR, V_MUST_DEF_KILL): Rename to MUSTDEF_*.
6534 (enum ssa_op_iter_type): Operand iterator typechecking values.
6535 (struct ssa_operand_iterator_d): Use linked lists of operands.
6536 (SSA_OP_VMUSTDEFKILL): Rename to SSA_OP_VMUSTKILL.
6537 (FOR_EACH_SSA_MAYDEF_OPERAND, FOR_EACH_SSA_MUSTDEF_OPERAND,
6538 FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): Use op_iter_next_maymustdef.
6539 (FOR_EACH_PHI_ARG): New. Iterate over PHI arguments.
6540 (FOR_EACH_PHI_OR_STMT_USE): New. Iterate over PHI or stmt uses.
6541 (FOR_EACH_PHI_OR_STMT_DEF): New. Iterate over PHI or stmt defs.
6542 (SINGLE_SSA_TREE_OPERAND, SINGLE_SSA_USE_OPERAND,
6543 SINGLE_SSA_DEF_OPERAND, ZERO_SSA_OPERANDS, NUM_SSA_OPERANDS): New.
6544 * tree-ssa-opfinalize.h: New. Function templates for expansion.
6545 (FINALIZE_ALLOC): Expands into alloc_def, alloc_use, alloc_maydef,
6546 alloc_vuse, and alloc_mustdef.
6547 (FINALIZE_FUNC): Expands into finalize_ssa_def_ops,
6548 finalize_ssa_use_ops, finalize_ssa_v_may_def_ops, finalize_ssa_vuse_ops,
6549 and finalize_ssa_v_must_def_ops.
6550 * tree-ssa-pre.c (add_to_sets): Pass tree to vn_add.
6551 (create_value_expr_from): Use stmt not vuse_optype as a parameter. Pass
6553 (compute_avail): Use generic iterator interface.
6554 * tree-ssa-propagate.c (first_vdef): Use generic operand interface.
6555 (stmt_makes_single_load, stmt_makes_single_store): Use
6557 * tree-ssa-sink.c (is_hidden_global_store): Use ZERO_SSA_OPERANDS.
6558 (statement_sink_location): Use generic interface.
6559 * tree-ssa.c (verify_ssa): Use %p in fprintf. Use generic interface.
6560 (delete_tree_ssa): Don't call release_defs. Call release_ssa_name and
6561 reset the immediate use link nodes.
6562 (stmt_references_memory_p): Use ZERO_SSA_OPERANDS.
6563 * tree-ssanames.c (make_ssa_name): Use use_operand_p.
6564 * tree-tailcall.c (find_tail_calls): Use ZERO_SSA_OPERANDS.
6565 (eliminate_tail_call): Use generic operand interface.
6566 * tree-vect-analyze.c (vect_analyze_data_refs): Use ZERO_SSA_OPERANDS.
6567 (vect_mark_relevant, vect_mark_stmts_to_be_vectorized): Use generic
6569 * tree-vect-transform.c (update_vuses_to_preheader): Use generic
6571 * tree-vectorizer.c (rename_variables_in_bb): Use generic interface.
6572 * tree-vn.c (struct val_expr_pair_d): Cache statment pointer instead of
6574 (vn_compute, val_expr_pair_hash, vn_add, vn_lookup, vn_lookup_or_add):
6575 Use statement pointer instead of vuse_optype. Use generic interface.
6576 * tree-vrp.c (maybe_add_assert_expr): Use generic interface.
6577 (stmt_interesting_for_vrp, vrp_visit_stmt): Use ZERO_SSA_OPERANDS.
6578 * tree.h (struct ssa_imm_use_d): Renamed to ssa_use_operand_d.
6579 (tree_ssa_name, phi_arg_d): Use ssa_use_operand_d.
6580 * doc/tree-ssa.texi: Update documentation for operand interface.
6582 2005-05-03 Nathan Sidwell <nathan@codesourcery.com>
6584 * config/darwin.c (machopic_define_symbol): Use gcc_assert or
6585 gcc_unreachable as appropriate.
6586 (machopic_function_base_name, machopic_indirect_data_reference,
6587 machopic_legitimize_pic_address, darwin_non_lazy_pcrel): Likewise.
6588 * config/host-darwin.c (darwin_gt_pch_use_address): Likewise
6589 * config/rs6000/altivec.md (*mov<mode>_internal,
6590 build_vector_mask_for_load): Likewise.
6591 * config/rs6000/darwin.md (movdf_low_si, movdf_low_di,
6592 *call_nonlocal_darwin64, *call_value_nonlocal_darwin64,
6593 *sibcall_symbolic_64, *sibcall_value_symbolic_64): Likewise.
6594 * config/rs6000/predicates.md (easy_fp_constant,
6595 logical_operand): Likewise.
6596 * config/rs6000/rs6000.c (spe_expand_predicate_builtin,
6597 compute_save_world_info, rs6000_emit_prologue,
6598 rs6000_output_mi_thunk): Reword comments to avoid 'abort'.
6599 * config/rs6000/host-darwin.c (segv_handler): Use fancy_abort
6602 2005-05-03 Uros Bizjak <uros@kss-loka.si>
6605 * convert.c (convert_to_integer): Convert ceil and floor in
6608 2005-04-29 Geoffrey Keating <geoffk@apple.com>
6611 * config/rs6000/rs6000.md (floatsidf2_internal): Merge to create
6612 define_insn_and_split. Split only when memory operand is
6613 offsettable. Use adjust_address rather than plus_constant.
6614 (floatunssidf2_internal): Likewise.
6615 (fix_truncdfsi2_internal): Split only when memory operand is
6616 offsettable. Use adjust_address rather than plus_constant.
6617 (fix_trunctfsi2_internal): Likewise.
6618 (floatsidf2_internal): Likewise.
6620 2005-05-02 Diego Novillo <dnovillo@redhat.com>
6622 * tree-vrp.c (set_value_range_to_nonnull): Declare inline.
6623 (set_value_range_to_null): Likewise.
6624 (set_value_range_to_varying): New function. Use it in all
6625 call sites that used to call set_value_range (vr, VR_VARYING, ...).
6626 (extract_range_from_assert): If the integral type has a
6627 super-type, and LIMIT is not within MIN and MAX values of that
6628 type, set the resulting range to VR_VARYING.
6630 2005-05-02 Hans-Peter Nilsson <hp@bitrange.com>
6632 * config/mmix/mmix.opt: New file.
6633 * config/mmix/mmix.h: Move options-related comments to mmix.opt.
6634 (mmix_cc1_ignored_option): Don't declare.
6635 (TARGET_OPTIONS, TARGET_MASK_LIBFUNCS, TARGET_MASK_ABI_GNU)
6636 (TARGET_MASK_FCMP_EPSILON, TARGET_MASK_ZERO_EXTEND)
6637 (TARGET_MASK_KNUTH_DIVISION, TARGET_MASK_TOPLEVEL_SYMBOLS)
6638 (TARGET_MASK_BRANCH_PREDICT, TARGET_MASK_USE_RETURN_INSN)
6639 (TARGET_MASK_BASE_ADDRESSES, TARGET_LIBFUNC, TARGET_ABI_GNU,
6640 (TARGET_FCMP_EPSILON, TARGET_ZERO_EXTEND, TARGET_KNUTH_DIVISION)
6641 (TARGET_TOPLEVEL_SYMBOLS, TARGET_BRANCH_PREDICT)
6642 (TARGET_BASE_ADDRESSES, TARGET_USE_RETURN_INSN, TARGET_SWITCHES):
6644 (TARGET_DEFAULT): Change TARGET_MASK_... to MASK_...
6645 * config/mmix/mmix.c (mmix_cc1_ignored_option): Remove.
6646 (TARGET_DEFAULT_TARGET_FLAGS): Override default.
6648 2005-05-02 Joseph S. Myers <joseph@codesourcery.com>
6651 * c-tree.h (C_DECL_BUILTIN_PROTOTYPE): New.
6652 * c-decl.c (current_function_prototype_built_in,
6653 current_function_prototype_arg_types): New.
6654 (merge_decls): Keep source location of prototype followed by
6655 nonprototype declaration. Update C_DECL_BUILTIN_PROTOTYPE.
6656 (builtin_function): Set C_DECL_BUILTIN_PROTOTYPE.
6657 (start_function): Always set current_function_prototype_locus,
6658 current_function_prototype_built_in and
6659 current_function_prototype_arg_types. Check for external
6660 prototype whether or not visible for external function and set
6661 current_function_prototype_arg_types accordingly.
6662 (store_parm_decls_oldstyle): Use
6663 current_function_prototype_arg_types for checking old-style
6664 definition against prototype. Give warnings only if
6665 current_function_prototype_built_in).
6667 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6669 * ggc.h (ggc_alloc_zone_pass_stat): New macro.
6670 (ggc_alloc_zone_stat): Don't define.
6671 * ggc-zone.c (ggc_alloc_typed_stat, ggc_alloc_stat): Use
6672 ggc_alloc_zone_pass_stat.
6673 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Likewise.
6674 * tree.c (make_node_stat, copy_node_stat, make_tree_binfo_stat)
6675 (make_tree_vec_stat, tree_cons_stat, build1_stat): Likewise.
6677 2005-05-02 Daniel Jacobowitz <dan@codesourcery.com>
6679 * calls.c (expand_call): Handle current_function_pretend_args_size
6680 when checking for sibcalls.
6682 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6684 PR tree-optimization/21294
6685 * tree-vrp.c (vrp_expr_computes_nonzero): New.
6686 (extract_range_from_expr): Call vrp_expr_computes_nonzero.
6688 2005-05-02 Janis Johnson <janis187@us.ibm.com>
6691 * gcov-io.h: Declare gcov external functions hidden.
6693 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6695 * tree-ssa-uncprop.c (equiv_hash_elt, remove_equivalence,
6696 record_equiv, tree_ssa_uncprop, uncprop_into_successor_phis):
6697 Use VEC instead of VARRAY.
6700 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Factor
6703 2005-05-02 Paolo Bonzini <bonzini@gnu.org>
6705 * c-common.c (resolve_overloaded_builtin): Forward to target
6706 hook for BUILT_IN_MD built-ins.
6707 * c-typeck.c (finish_call_expr): Call resolve_overloaded_builtin
6708 for all types of built-in.
6709 * target-def.h (TARGET_RESOLVE_OVERLOADED_BUILTIN): New. Use it
6710 in the definition of the target hooks struct.
6711 * target.h (struct gcc_target): Add resolve_overloaded_builtin.
6712 * config/rs6000/altivec.h: Rewritten.
6713 * config/rs6000/rs6000-c.c (struct altivec_builtin_types,
6714 altivec_resolve_overloaded_builtin, altivec_build_resolved_builtin,
6715 rs6000_builtin_type, rs6000_builtin_type_compatible,
6716 altivec_overloaded_builtins, rs6000_builtin_type,
6717 rs6000_builtin_type_compatible): New.
6718 * config/rs6000/rs6000.c (rs6000_builtin_types, rs6000_builtin_decls):
6720 (def_builtin): Turn into a function. Check for duplicates and store
6721 the builtin into rs6000_builtin_decls.
6722 (bdesc_3arg, bdesc_dst, bdesc_altivec_preds, bdesc_2arg,
6723 bdesc_1arg): Add overloaded builtins.
6724 (altivec_expand_builtin): Check for unresolved overloaded builtins,
6725 do not support ALTIVEC_COMPILETIME_ERROR.
6726 (rs6000_init_builtins): Add opaque 128-bit vector, and internal
6727 nodes to represent front-end types.
6728 (altivec_init_builtins, rs6000_common_init_builtins): Create builtins
6729 with opaque arguments and/or return values.
6730 * config/rs6000/rs6000.h (enum rs6000_builtins): Remove
6731 ALTIVEC_COMPILETIME_ERROR and add Altivec overloaded builtins.
6732 (rs6000_builtin_type_index): New.
6733 (is_ev64_opaque_type): Rename to...
6734 (rs6000_is_opaque_type): ... this.
6735 (rs6000_cpu_cpp_builtins): Install the resolve_overloaded_builtin
6738 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6740 * function.c (reorder_blocks, reorder_blocks_1): Use VEC
6743 2005-05-02 Nathan Sidwell <nathan@codesourcery.com>
6744 Bernd Schmidt <bernd.schmidt@analog.com>
6746 * config/bfin/bfin.c (emit_link_insn, effective_address_32bit_p,
6747 print_address_operand, print_operand, legitimize_pic_address,
6748 asm_conditional_branch, bfin_gen_compare, output_push_multiple,
6749 output_pop_multiple): Use gcc_assert or gcc_unreachable as
6751 * config/bfin/bfin.md (movsf splitter, beq, bne): Likewise.
6753 2005-05-02 Dorit Naishlos <dorit@il.ibm.com>
6755 * doc/passes.texi: Document vectorization pass.
6757 2005-05-02 Kazu Hirata <kazu@cs.umass.edu>
6759 * tree-scalar-evolution.c (get_exit_conditions_rec,
6760 select_loops_exit_conditions,
6761 number_of_iterations_for_all_loops,
6762 analyze_scalar_evolution_for_all_loop_phi_nodes,
6763 scev_analysis): Use VEC instead of VARRAY.
6765 2005-05-02 Michael Matz <matz@suse.de>
6768 * c-common.c (c_common_nodes_and_builtins): Create global null_node.
6769 (warn_strict_null_sentinel): Define.
6770 (check_function_sentinel): Check for null_node as valid sentinel too.
6771 * c-common.h (c_tree_index): Added CTI_NULL.
6772 (null_node) Define global_tree[CTI_NULL].
6773 (warn_strict_null_sentinel): Declare.
6774 * c-opts.c: (c_common_handle_option): Handle -Wstrict-null-sentinel.
6775 * c.opt: (Wstrict-null-sentinel): New C++ option.
6776 * doc/invoke.texi (C++ Options): Document -Wstrict-null-sentinel.
6778 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6780 * gimplify.c (gimplify_compound_lval): Use VEC instead of
6783 * global.c (calculate_reg_pav): Use VEC instead of VARRAY.
6785 * dwarf2out.c (decl_scope_table, push_decl_scope,
6786 pop_decl_scope, scope_die_for, dwarf2out_init): Use VEC
6789 2005-05-01 Mark Mitchell <mark@codesourcery.com>
6792 * c-cppbuiltin.c (c_cpp_builtins): Do not define __GXX_WEAK__ to 1
6794 * doc/cpp.texi (__DEPRECATED): Document.
6795 (__EXCEPTIONS): Likewise.
6796 (__GXX_WEAK__): Likewise.
6798 * function.c (INVOKE__main): Do not define.
6799 (expand_main_function): Check HAS_INIT_SECTION when determining
6800 whether or not to call __main.
6802 2005-05-01 Kazu Hirata <kazu@cs.umass.edu>
6804 * tree-ssa-loop-ivopts.c: Fix a comment typo.
6806 2005-01-05 Paul Brook <paul@codesourcery.com>
6808 * config/arm/arm.h (ARM_EMIT_TRAMPOLINE_CACHE_CLEAR): Define.
6809 (INITIALIZE_TRAMPOLINE): Use it.
6810 * config/arm/linux-gas.h (INITIALIZE_TRAMPOLINE): Remove.
6811 * config/arm/netbsd.h (INITIALIZE_TRAMPOLINE): Remove.
6812 * config/arm/netbsd-elf.h (INITIALIZE_TRAMPOLINE): Remove.
6814 2005-05-01 Gerald Pfeifer <gerald@pfeifer.com>
6816 * doc/install.texi (Specific): Omit dots in the @anchors names
6817 for i?86-*-sco3.2v5*, i?86-*-solaris2.10, and sparc-sun-solaris2.7.
6818 Omit underscores for x86_64-*-* and the "all ELF targets" entry.
6820 2005-05-01 Zdenek Dvorak <dvorakz@suse.cz>
6822 PR tree-optimization/18316
6823 PR tree-optimization/19126
6824 * tree.c (build_int_cst_type): Avoid shift by size of type.
6825 * tree-scalar-evolution.c (simple_iv): Add allow_nonconstant_step
6827 * tree-scalar-evolution.h (simple_iv): Declaration changed.
6828 * tree-ssa-loop-ivopts.c (struct iv_cand): Add depends_on
6830 (dump_cand): Dump depends_on information.
6831 (determine_biv_step): Add argument to simple_iv call.
6832 (contains_abnormal_ssa_name_p): Handle case expr == NULL.
6833 (find_bivs, find_givs_in_stmt_scev): Do not require step to be a
6835 (add_candidate_1): Record depends_on for candidates.
6836 (tree_int_cst_sign_bit, constant_multiple_of): New functions.
6837 (get_computation_at, get_computation_cost_at, may_eliminate_iv):
6838 Handle ivs with nonconstant step.
6839 (iv_ca_set_remove_invariants, iv_ca_set_add_invariants): New functions.
6840 (iv_ca_set_no_cp, iv_ca_set_cp): Handle cand->depends_on.
6841 (create_new_iv): Unshare the step before passing it to create_iv.
6842 (free_loop_data): Free cand->depends_on.
6843 (build_addr_strip_iref): New function.
6844 (find_interesting_uses_address): Use build_addr_strip_iref.
6845 (strip_offset_1): Split the recursive part from strip_offset.
6846 Strip constant offset component_refs and array_refs.
6847 (strip_offset): Split the recursive part to strip_offset_1.
6848 (add_address_candidates): Removed.
6849 (add_derived_ivs_candidates): Do not use add_address_candidates.
6850 (add_iv_value_candidates): Add candidates with stripped constant
6851 offset. Consider all candidates with initial value 0 important.
6852 (struct affine_tree_combination): New.
6853 (aff_combination_const, aff_combination_elt, aff_combination_scale,
6854 aff_combination_add_elt, aff_combination_add,
6855 tree_to_aff_combination, add_elt_to_tree, aff_combination_to_tree,
6856 fold_affine_sum): New functions.
6857 (get_computation_at): Use fold_affine_sum.
6858 * tree-ssa-loop-manip.c (create_iv): Handle ivs with nonconstant step.
6859 * tree-ssa-loop-niter.c (number_of_iterations_exit): Add argument
6862 2005-04-30 Michael Matz <matz@suse.de>
6864 * config/i386/i386.md (movmemsi): Also active when
6865 TARGET_INLINE_ALL_STRINGOPS.
6867 2005-04-30 Eric Botcazou <ebotcazou@libertysurf.fr>
6870 * config/freebsd-spec.h (FBSD_CPP_SPEC): Add %(cpp_arch).
6872 2005-04-30 Paul Brook <paul@codesourcery.com>
6874 * config/arm/bpabi.h (RENAME_LIBRARY_SET): Always use .thumb_set in
6876 * config/arm/ieee754-df.S: Use __INTERWORKING_STUBS__.
6877 * config/arm/ieee754-sf.S: Ditto.
6878 * config/arm/lib1funcs.asm: Define and use __INTERWORKING_STUBS__.
6879 (FUNC_ALIAS): Use .thumb_set for thumb routines.
6881 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6883 * tree-ssanames.c: Fix a comment typo.
6884 * doc/options.texi: Fix a typo.
6886 2005-04-30 Nathan Sidwell <nathan@codesourcery.com>
6888 * config/h8300/h8300.c (byte_reg): Use gcc_assert and
6889 gcc_unreachable as appropriate.
6890 (split_adds_subs, cond_string, print_operand,
6891 h8300_initial_elimination_offset, h8300_classify_operand,
6892 h8300_unary_length, h8300_short_immediate_length,
6893 h8300_bitfield_length, h8300_binary_length,
6894 h8300_insn_length_from_table, compute_mov_length, output_plussi,
6895 compute_plussi_length, compute_plussi_cc, output_logical_op,
6896 compute_logical_op_length, compute_logical_op_cc,
6897 output_h8sx_shift, get_shift_alg, h8300_shift_needs_scratch_p,
6898 output_a_shift, compute_a_shift_length, compute_a_shift_cc,
6899 output_a_rotate, compute_a_rotate_length, fix_bit_operand,
6900 h8300_regs_ok_for_stm): Likewise.
6901 * config/h8300/h8300.md (*movsi_h8300, *movsf_h8300,
6902 monitor_prologue): Likewise.
6904 2005-04-30 Kazu Hirata <kazu@cs.umass.edu>
6906 * loop-invariant.c (invariants, create_new_invariant,
6907 get_inv_cost, best_gain_for_invariant,
6908 find_invariants_to_move, move_invariants,
6909 init_inv_motion_data, free_inv_motion_data): Use VEC instead
6912 2005-04-29 Richard Henderson <rth@redhat.com>
6914 * function.c (instantiate_decls): Remove valid_only argument.
6915 (instantiate_decls_1, instantiate_decl): Likewise.
6916 (instantiate_virtual_regs_1): Delete.
6917 (instantiate_virtual_regs_lossage): Delete.
6918 (instantiate_virtual_regs_in_rtx): New.
6919 (safe_insn_predicate): New.
6920 (instantiate_virtual_regs_in_insn): New.
6921 (instantiate_virtual_regs): Update to match all that. Only run
6922 instantiate_decls once.
6924 2005-04-29 Richard Henderson <rth@redhat.com>
6925 Daniel Jacobowitz <dan@codesourcery.com>
6927 * gengtype.c (write_func_for_structure): Split out ...
6928 (output_type_enum): ... new function. Fix thinko accessing
6929 TYPE_PARAM_STRUCT data.
6931 2005-04-29 Tom Tromey <tromey@redhat.com>
6933 * tree.c (build_block): Removed unused 'tags' argument.
6934 * tree.h (build_block): Removed argument.
6936 2005-04-29 Michael Matz <matz@suse.de>
6938 PR rtl-optimization/21144
6939 * postreload.c (reload_cse_move2add): Check for VOIDmode.
6941 2005-04-29 Bob Wilson <bob.wilson@acm.org>
6943 * config/xtensa/xtensa.h (OPTIMIZATION_OPTIONS): Define to disable
6944 flag_reorder_blocks.
6946 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
6948 PR tree-optimization/21030
6949 * tree-vrp.c (adjust_range_with_scev): Do not create invalid
6950 ranges where VR->MAX is smaller than VR->MIN.
6952 2005-04-29 Devang Patel <dpatel@apple.com>
6954 PR tree-optimization/21272
6955 PR tree-optimization/21266
6956 * tree-if-conv.c (find_phi_replacement_condition): Fix think-o.
6958 2005-04-29 Kazu Hirata <kazu@cs.umass.edu>
6960 * tree-flow-inline.h: Fix a comment typo.
6961 * doc/tree-ssa.texi: Fix a typo.
6963 * tree-flow-inline.h, tree-ssa-operands.c: Fix comment typos.
6965 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
6967 * config/fr30/fr30.c (fr30_expand_prologue): Use gcc_assert and
6968 gcc_unreachable as appropriate.
6969 (fr30_expand_epilogue, fr30_setup_incoming_varargs,
6970 fr30_print_operand, fr30_move_double): Likewise.
6971 * config/fr30/fr30.md (*movsi_internal, *movsf_internal): Likewise.
6973 2005-04-29 Mark Mitchell <mark@codesourcery.com>
6975 * config/arm/arm.h (ARM_EABI_CTORS_SECTION_OP): Do not define if a
6976 definition has already been provided.
6977 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6978 * config/arm/symbian.h (ARM_EABI_CTORS_SECTION_OP): Define.
6979 (ARM_EABI_DTORS_SECTION_OP): Likewise.
6981 2005-04-29 Jim Tison <jtison@us.ibm.com>
6983 * config/s390/s390.md ("prologue_tpf", "epilogue_tpf"): Alter
6984 trace hooks calls to improve performance.
6986 2005-04-29 Julian Brown <julian@codesourcery.com>
6987 Mark Mitchell <mark@codesourcery.com>
6988 Paul Brook <paul@codesourcery.com>
6990 * crtstuff.c: Handle targets that use .init_array.
6991 * function.c (HAS_INIT_SECTION): Do not define. Instead, make sure
6992 that INVOKE__main is set correctly.
6993 (expand_main_function): Test INVOKE__main.
6994 * libgcc2.c: Do not define __main when using .init_array.
6995 * config/arm/arm.c (arm_elf_asm_constructor): New function.
6996 * config/arm/arm.h (CTORS_SECTION_ASM_OP): Define, with specialized
6998 (DTORS_SECTION_ASM_OP): Likewise.
6999 (CTOR_LIST_BEGIN): Define specially when in libgcc.
7000 (CTOR_LIST_END): Likewise.
7001 (DTOR_LIST_BEGIN): Likewise.
7002 (DTOR_LIST_END): Likewise.
7003 * config/arm/bpapi.h (INIT_SECTION_ASM_OP): Do not define it.
7004 (FINI_SECTION_ASM_OP): Likewise.
7005 (INIT_ARRAY_SECTION_ASM_OP): Define.
7006 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
7007 * config/arm/elf.h (TARGET_ASM_CONSTRUCTOR): Define.
7008 (SUPPORTS_INIT_PRIORITY): Evaluate to false for EABI based targets.
7009 * doc/tm.texi (INIT_ARRAY_SECTION_ASM_OP): Document.
7010 (FINI_ARRAY_SECTION_ASM_OP): Likewise.
7012 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
7014 * config/m68k/m68k.c (m68k_initial_elimination_offset): Use
7015 gcc_assert and gcc_unreachable as appropriate.
7016 (output_dbcc_and_branch, output_scc_di, legitimize_pic_address,
7017 const_int_cost, output_move_const_into_data_reg,
7018 output_move_qimode, output_move_double, find_addr_reg,
7019 print_operand, print_operand_address): Likewise.
7020 * config/m68k/m68k.md (adddi3, subdi3, negsf2, negdf2, abssf2,
7021 absdf2, sordered, sunordered, suneq, sunge, sungt, sunle, sunlt,
7022 sltgt, bordered, bunordered, buneq, bunge, bungt, bunle, bunlt,
7023 bltgt, *bordered_rev, *bunordered_rev, *buneq_rev, *bunge_rev,
7024 *bunle_rev, *bunlt_rev, *bltgt_rev, negxf2, absxf2,
7025 conditional_trap): Likewise.
7026 * config/m68k/m68kelf.h (ASM_OUTPUT_ALIGN): Remove unreachable code.
7028 2005-04-29 Nathan Sidwell <nathan@codesourcery.com>
7030 * config/xtensa/xtensa.c (gen_int_relational): Use gcc_assert and
7031 gcc_unreachable as appropriate.
7032 (gen_conditional_move, xtensa_split_operand_pair,
7033 xtensa_split_operand_pair, xtensa_copy_incoming_a7,
7034 xtensa_copy_incoming_a7, xtensa_copy_incoming_a7,
7035 xtensa_copy_incoming_a7, xtensa_output_literal,
7036 xtensa_output_literal, xtensa_output_literal): Likewise.
7037 * config/xtensa/xtensa.h (INITIAL_ELIMINATION_OFFSET): Likewise.
7038 * config/xtensa/xtensa.md (*btrue, *bfalse, *ubtrue, *ubfalse,
7039 *bittrue, *bitfalse, *masktrue, *maskfalse, movsicc_internal0,
7040 movsicc_internal1, movsfcc_internal0,
7041 movsfcc_internal1): Likewise.
7043 2005-04-28 James E Wilson <wilson@specifixinc.com>
7045 * config/i386/i386.h (HI_REGISTER_NAMES): Fix typos in comment.
7046 (ADDITIONAL_REGISTER_NAMES): Delete obsolete mmx register entries.
7048 2005-04-28 DJ Delorie <dj@redhat.com>
7050 * opt-functions.awk (var_set): Emit proper initializer for
7051 non-target bitfields.
7053 2005-04-28 Devang Patel <dpatel@apple.com>
7055 * dbxout.c (have_used_extensions): Remove.
7056 (dbxout_type_fileds, dbxout_type, dbxout_symbol): Remove use of
7057 have_used_extensions.
7059 2005-04-28 James E Wilson <wilson@specifixinc.com>
7061 * doc/install.texi: Update -enable-languages info. Correct path to
7064 2005-04-28 DJ Delorie <dj@redhat.com>
7066 * optc-gen.awk (END): Make sure no variable is defined more
7068 * opth-gen.awk (END): Allocate bits on a per-variable basis.
7069 Allow for bitfield variables other than target_flags.
7070 * doc/options.text (Mask): Document that you may specify a
7071 variable other than target_flags.
7073 2005-04-28 Martin Koegler <mkoegler@auto.tuwien.ac.at>
7075 PR rtl-optimization/18877
7076 * reload.c (decompose) <case REG, case SUBREG>: Handle pseudo reg
7077 number in val.start.
7079 2005-04-28 David Edelsohn <edelsohn@gnu.org>
7082 * config/rs6000/aix43.h (SUBSUBTARGET_SWITCHES, aix64): Add
7084 * config/rs6000/aix51.h (SUBSUBTARGET_SWITCHES, aix64): Same.
7085 * config/rs6000/aix52.h (SUBSUBTARGET_SWITCHES, aix64): Same.
7086 * config/rs6000/sysv4.h (SUBTARGET_SWITCHES, 64): Same.
7088 2005-04-28 Richard Earnshaw <richard.earnshaw@arm.com>
7090 * arm.c (legitimize_pic_address): Fix sense of assertion test for
7091 creating pseudos when the base offset is too large.
7093 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7095 * global.c (earlyclobber_regclass): Change the type to
7097 (check_earlyclobber): Update uses of earlyclobber_regclass.
7098 (mark_reg_use_for_earlyclobber): Likewise.
7099 (calculate_local_reg_bb_info): Allocate and free
7100 earlyclobber_regclass using the VEC API.
7102 2005-04-28 Nathan Sidwell <nathan@codesourcery.com>
7104 * tree-ssa-alias.c (push_fields_onto_fieldstack): Remove bogus
7107 2005-04-28 Kazu Hirata <kazu@cs.umass.edu>
7109 * modulo-sched.c, tree-stdarg.c: Use targetm.foo instead of
7112 * config.gcc: Obsolete c4x-* and tic4x-*.
7114 * tree.h (edge_def): Remove.
7116 * bt-load.c, cfgexpand.c, dwarf2out.c, emit-rtl.c, expr.c,
7117 function.c, global.c, lcm.c, loop-invariant.c, optabs.c,
7118 reorg.c, resource.c, tree-ssa-loop-ivopts.c, value-prof.c: Use
7119 JUMP_P, LABEL_P, REG_P, MEM_P, NONJUMP_INSN_P, and INSN_P
7122 * attribs.c, c-pragma.c, caller-save.c, cfghooks.h,
7123 coverage.c, cselib.h, domwalk.c, domwalk.h, errors.c,
7124 errors.h, gcov-dump.c, gcov-io.c, gcov-io.h, gen-protos.c,
7125 genattrtab.h, genextract.c, gthr-win32.h, insn-notes.def,
7126 integrate.c, lambda-mat.c, lambda.h, libgcov.c, local-alloc.c,
7127 machmode.def, mips-tfile.c, params.c, pretty-print.c,
7128 print-rtl.c, protoize.c, regmove.c, sched-vis.c, tree-chrec.h,
7129 tree-data-ref.h, vec.h, config/darwin-c.c, config/sol2-c.c,
7130 config/sol2.c, config/arm/arm-cores.def, config/arm/cirrus.md,
7131 config/arm/symbian.h, config/c4x/c4x.c, config/c4x/c4x.h,
7132 config/i386/cygming.h, config/i386/djgpp.h,
7133 config/i386/lynx.h, config/i386/netware.c,
7134 config/i386/winnt.c, config/ia64/ia64-c.c,
7135 config/iq2000/iq2000.c, config/m32r/little.h,
7136 config/m68k/m68k-protos.h, config/m68k/m68k.h,
7137 config/m68k/m68k.md, config/mcore/mcore.c,
7138 config/mcore/mcore.h, config/mmix/mmix.c, config/mmix/mmix.md,
7139 config/mn10300/mn10300-protos.h, config/mn10300/mn10300.c,
7140 config/mn10300/mn10300.h, config/ns32k/netbsd.h,
7141 config/ns32k/ns32k.c, config/ns32k/ns32k.h,
7142 config/pa/pa-hpux11.h, config/pdp11/pdp11.c,
7143 config/pdp11/pdp11.h, config/rs6000/darwin.h,
7144 config/rs6000/default64.h, config/rs6000/rs6000-c.c,
7145 config/s390/2064.md, config/s390/2084.md,
7146 config/s390/s390-modes.def, config/s390/s390-protos.h,
7147 config/s390/tpf.h, config/sh/sh.h, config/sh/symbian.c,
7148 config/stormy16/stormy16.c, config/vax/vax-protos.h,
7149 config/vax/vax.c, config/vax/vax.h,
7150 config/xtensa/lib1funcs.asm, config/xtensa/xtensa.md: Update
7153 2005-04-28 Joseph S. Myers <joseph@codesourcery.com>
7155 * c-typeck.c (build_compound_expr): Correct logic in last change.
7157 2005-04-27 James E. Wilson <wilson@specifixinc.com>
7159 * config/ia64/ia64.c (update_set_flags): Delete ppred and pcond
7160 parameters. Replace conditional move code with assert checking for
7161 ar.lc. Delete obsolete comments.
7162 (set_src_needs_barrier): Delete cond parameter, and code using it.
7163 (rtx_needs_barrier): Delete initialization of cond. Fix typo in
7164 assert checking for PR_REGS. Fix calls to update_set_flags and
7165 set_src_needs_barrier.
7166 (group_barrier_needed): Renamed from group_barrier_needed_p. Fix all
7167 callers. Rewrite explanatory comment before the function.
7168 (safe_group_barrier_needed): Renamed from safe_group_barrier_needed_p.
7171 2005-04-27 Mike Stump <mrs@apple.com>
7173 * doc/cpp.texi: gcc now implements universal character names.
7175 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7178 * c-typeck.c (build_compound_expr): Don't warn for left-hand side
7179 being a compound expression whose right-hand side is cast to void.
7181 2005-04-27 Caroline Tice <ctice@apple.com>
7183 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
7184 Remove targetm.have_named_sections test.
7185 (fix_edges_for_rarely_executed_code): Likewise.
7186 (insert_section_boundary_note): Likewise.
7187 (reorder_basic_blocks): Check partitioning flag before calling
7188 verify_hot_cold_block_grouping.
7189 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
7190 the function struct rather than global variables.
7191 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
7192 (COLD_END_LABEL): Likewise
7193 (cold_text_section_label): New static global variable.
7194 (cold_end_label): Likewise.
7195 (dwarf2out_switch_text_section): Get hot/cold section labels from
7196 the function struct rather than global variables; test to make sure
7198 (output_aranges): Use cold_text_section_label and cold_end_label;
7199 check partitioning flag before putting out delta.
7200 (output_ranges): Remove incorrect code attempting to use
7202 (output_line_info): Get cold section label from function struct; test
7203 to make sure cfun is defined.
7204 (add_location_or_const_value_attribute): Likewise.
7205 (dwarf2out_var_location): Likewise.
7206 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
7207 write out cold_text_section_label if partition flag is set.
7208 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
7209 * function.h (struct function): Add new fields to point to hot/cold
7210 section labels: hot_section_label, cold_section_label,
7211 hot_section_end_label and cold_section_end_label; also add new field
7212 for cold text section name, unlikely_text_section_name.
7213 * opts.c (decode_options): Turn off partitioning flag if
7214 !targetm.have_named_sections.
7215 * output.h (hot_section_label): Remove.
7216 (hot_section_end_label): Remove.
7217 (cold_section_end_label): Remove.
7218 (unlikely_section_label): Remove.
7219 (unlikely_text_section_name): Remove.
7220 * passes.c (rest_of_handle_final): Remove extra blank line.
7221 * varasm.c (unlikely_section_label): Remove.
7222 (hot_section_label): Remove.
7223 (hot_section_end_label): Remove.
7224 (cold_section_end_label): Remove.
7225 (unlikely_text_section_name): Remove.
7226 (initialize_cold_section_name): Modify to call
7227 targetm.strip_name_encoding; to store cold section name in current
7228 function struct, if it exists; and to only use the decl_section_name
7229 if flag_named_sections is true.
7230 (unlikely_text_section): Modify to get section name out of current
7231 function struct, if there is one; otherwise build it from
7232 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
7233 (in_unlikely_text_section): Likewise.
7234 (named_section): Modify to get/put cold section name in current function
7235 struct, if there is one.
7236 (function_section): Change 'bool unlikely' to 'int reloc'; check
7237 targetm.have_named_sections before calling named_section.
7238 (current_function_section): Likewise.
7239 (assemble_start_function): Modify to get/put unlikely_text_section_name
7240 in current function struct; modify to get hot/cold section labels
7241 from function struct; initialize labels using
7242 ASM_GENERATE_INTERNAL_LABEL;
7243 test partitioning flag before writing out hot section label.
7244 (assemble_end_function): Test partitioning flag before writing out
7245 hot/cold section labels.
7246 (default_section_type_flags_1): Get cold text section name from
7247 function struct if there is one; Set flags correctly for
7248 cold text section if there is not a current function struct.
7250 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7252 * tree-ssa-propagate.c (set_rhs): Revert last change.
7254 2005-04-27 Steve Ellcey <sje@cup.hp.com>
7256 * explow.c (convert_memory_address): Add gcc_assert.
7258 2005-04-27 Mark Mitchell <mark@codesourcery.com>
7260 * configure.ac: Check for ld --sysroot support.
7261 * gcc.c: Document %R specifier for specs.
7262 (SYSROOT_SPEC): New macro.
7263 (sysroot_spec): New variable.
7264 (static_specs): Add sysroot_spec.
7265 (main): Pass the sysroot spec to the linker if appropriate.
7266 * configure: Regenerated.
7267 * config.in: Likewise.
7269 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7271 * fold-const.c (fold_binary): Use build_fold_addr_expr
7272 for address calculation and INDIRECT_REF handling.
7274 2005-04-27 Andrew Haley <aph@redhat.com>
7276 * postreload-gcse.c (hash_scan_set): Remove bogus assertion.
7278 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7280 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Reserve arm frame
7281 pointer when thumb backtracing is on.
7283 * config/fp-bit.c (abort): Revert change.
7285 2005-04-27 Ian Lance Taylor <ian@airs.com>
7287 * c-semantics.c (add_stmt): Don't test STATEMENT_CODE_P.
7289 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7291 * tree-ssa-dce.c: Fix a comment typo.
7293 2005-04-27 David S. Miller <davem@davemloft.net>
7295 * explow.c (allocate_dynamic_stack_space SETJMP_VIA_SAVE_AREA):
7296 Kill setjmpless_size. current_function_calls_setjmp is completely
7297 computed when we are called, so just use the optimized size value
7298 instead of using REG_SAVE_AREA notes.
7299 (optimize_save_area_alloca): Delete....
7300 * rtl.h (optimize_save_area_alloca): Likewise...
7301 * passes.c (rest_of_compilation): and don't call it any more.
7302 * reg-notes.def (SAVE_AREA): Delete.
7304 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7306 * config/fp-bit.c (abort): Add noreturn attribute.
7308 * config/avr/avr.c (avr_naked_function_p): Use gcc_assert and
7309 gcc_unreachable as appropriate.
7310 (ptrreg_to_str, cond_string, avr_normalize_condition): Likewise.
7311 * config/avr/avr.h (ASM_OUTPUT_REG_PUSH,
7312 ASM_OUTPUT_REG_POP): Likewise.
7314 2005-04-27 Paolo Bonzini <bonzini@gnu.org>
7316 * tree-complex.c (expand_vector_operations_1): Do not build
7317 VIEW_CONVERT_EXPR's for the lhs.
7319 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7321 * config/pa/pa.h (PRINT_OPERAND_ADDRESS): Use gcc_assert, remove
7322 unnecessary noncanonical RTL handling.
7323 * config/pa/pa64-linux.h (INITIAL_ELIMINATION_OFFSET): Use
7324 gcc_assert and gcc_unreachable.
7326 * config/arm/arm.h (ARM_PRINT_OPERAND_ADDRESS): Use gcc_assert and
7327 gcc_unreachable as appropriate.
7328 (THUMB_PRINT_OPERAND_ADDRESS): Likewise.
7329 * config/arm/arm.c (arm_override_options, arm_compute_func_type,
7330 use_return_insn, const_ok_for_op, arm_gen_constant,
7331 arm_canonicalize_comparison, legitimize_pic_address,
7332 thumb_find_work_register, arm_load_pic_register, arm_rtx_costs_1,
7333 arm_cirrus_insn_p, cirrus_reorg, minmax_code,
7334 load_multiple_sequence, emit_ldm_seq, store_multiple_sequence,
7335 emit_stm_seq, arm_gen_movmemqi, arm_select_dominance_cc_mode,
7336 arm_select_cc_mode, arm_reload_in_hi, arm_reload_out_hi,
7337 move_minipool_fix_forward_ref, move_minipool_fix_backward_ref,
7338 dump_minipool, create_fix_barrier, push_minipool_fix, arm_reorg,
7339 fp_immediate_constant, fp_const_from_val, vfp_output_fstmx,
7340 output_call, output_mov_long_double_fpa_from_arm,
7341 output_mov_long_double_arm_from_fpa,
7342 output_mov_double_fpa_from_arm, output_mov_double_arm_from_fpa,
7343 output_move_double, arithmetic_instr, shift_op, int_log2,
7344 output_return_instruction, arm_output_function_prologue,
7345 arm_output_epilogue, arm_output_function_epilogue,
7346 emit_multi_reg_push, arm_get_frame_offsets,
7347 arm_compute_initial_elimination_offset, arm_expand_prologue,
7348 arm_print_operand, arm_assemble_integer, get_arm_condition_code,
7349 arm_final_prescan_insn, arm_init_iwmmxt_builtins,
7350 arm_expand_binop_builtin, thumb_pushpop, thumb_far_jump_used_p,
7351 thumb_compute_initial_elimination_offset,
7352 thumb_output_function_prologue, thumb_load_double_from_address,
7353 thumb_output_move_mem_multiple, thumb_reload_out_hi,
7354 arm_emit_vector_const, arm_dbx_register_number): Likewise.
7355 * config/arm/pe.c (arm_mark_dllexport, arm_mark_dllimport): Likewise.
7356 * config/arm/arm.md (thumb_extendhisi2,
7357 *thumb_extendhisi2_insn_v6, *thumb_extendqisi2,
7358 *thumb_extendqisi2_v6, movhi, *thumb_movhi_insn,
7359 thumb_movhi_clobber, movqi, *arm_buneq, *arm_bltgt,
7360 *arm_buneq_reversed, *arm_bltgt_reversed, suneq, sltgt): Likewise.
7361 * config/arm/cirrus.md (*cirrus_arm_movdi,
7362 *cirrus_movdf_hard_insn): Likewise.
7363 * config/arm/vfp.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7365 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7367 * tree-flow.h (ssa_names): Change the type to VEC(tree,gc).
7368 (num_ssa_names): Use VEC_length.
7369 (ssa_names): Use VEC_index.
7370 * tree-ssanames.c (ssa_names): Change the type to
7372 (init_ssanames, fini_ssa_names, make_ssanames,
7373 release_ssa_name): Update uses of ssa_names.
7375 * dojump.c, emit-rtl.c, expmed.c, expr.c, stmt.c, stor-layout.c:
7376 Use fold_buildN instead of fold (buildN (...)).
7378 2005-04-27 Devang Patel <dpatel@apple.com>
7380 * dbxout.c (dbxout_type): Check use_gnu_debug_info_extensions.
7382 2005-04-27 Matt Thomas <matt@3am-software.com>
7383 Jan-Benedict Glaw <jbglaw@microdata-pos.de>
7385 * config/vax/vax.c (vax_rtx_costs): Whitespace cleanup.
7386 (vax_output_mi_thunk): Ditto.
7387 (vax_notice_cc_update): Ditto.
7388 (INDEX_REGISTER_P): Add trailing \.
7389 (BASE_REGISTER_P): Add trailing \.
7390 (legitimate_address_p): Whitespace cleanup. Remove trailing \.
7392 2005-04-27 Richard Guenther <rguenth@gcc.gnu.org>
7394 * tree-ssa-propagate.c (set_rhs): Check operand of
7395 ADDR_EXPR for gimpliness, too.
7397 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7399 * tree-ssa-pre.c: Fix a comment typo.
7401 2005-04-27 Zdenek Dvorak <dvorakz@suse.cz>
7403 PR tree-optimization/21171
7404 * tree-ssa-loop-ivopts.c (find_interesting_uses_address): Do not
7405 record address uses if the reference is volatile.
7407 2004-04-27 Paolo Bonzini <bonzini@gnu.org>
7409 * tree-complex.c (expand_vector_operation): New, extracted from
7410 expand_vector_operations_1.
7411 (tree_vec_extract): Build a NOP_EXPR.
7412 (expand_vec_parallel): Do not care about returning the correct type.
7413 (expand_vector_operations_1): Call expand_vector_operation.
7414 Build the VIEW_CONVERT_EXPR on the left side of MODIFY_EXPRs.
7416 * tree-complex.c (gate_expand_vector_operations): New.
7417 (pass_lower_vector_ssa): Use it.
7418 * tree-optimize.c (init_tree_optimization_passes): Include
7419 pass_lower_vector_ssa.
7420 * tree-vect-transform.c (vect_min_worthwhile_factor): New.
7421 (vectorizable_operation): Use it.
7422 * tree-vectorizer.c (get_vectype_for_scalar_type): Accept
7423 integer modes for the vector type.
7425 * defaults.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7426 * tree-vect-analyze.c (vect_enhance_data_refs_alignment):
7427 Do not cope with UNITS_PER_SIMD_WORD == 0.
7428 * tree-vectorizer.c (get_vectype_for_scalar_type): Check
7429 if the scalar type is not bigger than UNITS_PER_SIMD_WORD.
7430 (vectorize_loops): Do not check that UNITS_PER_SIMD_WORD > 0.
7431 * config/i386/i386.h (UNITS_PER_SIMD_WORD): Default to UNITS_PER_WORD.
7432 * config/mips/mips.h (UNITS_PER_SIMD_WORD): Likewise.
7433 * config/rs6000/rs6000.h (UNITS_PER_SIMD_WORD): Likewise.
7434 * config/sparc/sparc.h (UNITS_PER_SIMD_WORD): Likewise.
7436 * config/alpha/alpha.h (UNITS_PER_SIMD_WORD): Remove.
7437 * config/bfin/bfin.h (UNITS_PER_SIMD_WORD): Remove.
7438 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): Remove.
7440 * doc/tm.texi (UNITS_PER_WORD): Rephrase more accurately.
7441 (UNITS_PER_SIMD_WORD): New.
7443 2005-04-27 Nathan Sidwell <nathan@codesourcery.com>
7445 * config/ia64/ia64.c (ia64_encode_addr_area): Use gcc_assert and
7446 gcc_unreachable as appropriate.
7447 (ia64_expand_load_address, ia64_expand_tls_address,
7448 ia64_split_tmode, ia64_split_tmode_move, ia64_expand_compare,
7449 ia64_expand_vecint_compare, ia64_expand_vecint_minmax,
7450 next_scratch_gr_reg, ia64_initial_elimination_offset,
7451 ia64_expand_prologue, ia64_expand_epilogue,
7452 ia64_output_dwarf_dtprel, ia64_print_operand,
7453 ia64_register_move_cost, first_instruction, rws_access_regno,
7454 update_set_flags, rtx_needs_barrier, group_barrier_needed_p,
7455 ia64_sched_init, ia64_variable_issue,
7456 ia64_first_cycle_multipass_dfs_lookahead_guard,
7457 ia64_dfa_new_cycle, issue_nops_and_insn, get_template, bundling,
7458 ia64_st_address_bypass_p, ia64_ld_address_bypass_p, process_set,
7459 process_for_unwind_directive, ia64_hpux_file_end): Likewise.
7460 * config/ia64/ia64.h (ASM_OUTPUT_ADDR_VEC_ELT): Likewise.
7461 * config/ia64/ia64.md (*arm_movdi_vfp, *movdf_vfp): Likewise.
7462 * config/ia64/predicates.md (got_symbolic_operand,
7463 sdata_symbolic_operand): Likewise.
7464 * config/ia64/vect.md (vcondv2sf): Likewise.
7466 2005-04-27 Matt Thomas <matt@3am-software.com>
7468 * config/vax/vax.c (legitimate_constant_address_p): New. Formerly
7469 CONSTANT_ADDRESS_P in config/vax/vax.h
7470 (legitimate_constant_p): Added. Formerly CONSTANT_P in vax.h.
7471 (INDEX_REGISTER_P): New.
7472 (BASE_REGISTER_P): New.
7473 (indirectable_constant_address_p): New. Adapted from
7474 INDIRECTABLE_CONSTANT_ADDRESS_P in vax.h. Use SYMBOL_REF_LOCAL_P.
7475 (indirectable_address_p): New. Adapted from
7476 INDIRECTABLE_ADDRESS_P in vax.h.
7477 (nonindexed_address_p): New. Adapted from
7478 GO_IF_NONINDEXED_ADDRESS in vax.h.
7479 (index_temp_p): New. Adapted from INDEX_TERM_P in vax.h.
7480 (reg_plus_index_p): New. Adapted from GO_IF_REG_PLUS_INDEX in vax.h.
7481 (legitimate_address_p): New. Adapted from
7482 GO_IF_LEGITIMATE_ADDRESS in vax.h.
7483 (vax_mode_dependent_address_p): New. Adapted from
7484 GO_IF_MODE_DEPENDENT_ADDRESS in vax.h.
7485 * config/vax/vax.h (CONSTANT_ADDRESS_P): Use
7486 legitimate_constant_address_p.
7487 (CONSTANT_P): Use legitimate_constant_p.
7488 (INDIRECTABLE_CONSTANT_ADDRESS_P): Removed.
7489 (INDIRECTABLE_ADDRESS_P): Removed.
7490 (GO_IF_NONINDEXED_ADDRESS): Removed.
7491 (INDEX_TEMP_P): Removed.
7492 (GO_IF_REG_PLUS_INDEX): Removed.
7493 (GO_IF_LEGITIMATE_ADDRESS): Use legitimate_address_p. Two
7494 definitions, depending on whether REG_OK_STRICT is defined.
7495 (GO_IF_MODE_DEPENDENT_ADDRESS): Use vax_mode_dependent_address_p.
7496 Two definitions, depending on whether REG_OK_STRICT is defined.
7497 * config/vax/vax-protos.h (legitimate_constant_address_p): Prototype
7499 (legitimate_constant_p): Prototype added.
7500 (legitimate_address_p): Prototype added.
7501 (vax_mode_dependent_address_p): Prototype added.
7503 2005-04-27 Kazu Hirata <kazu@cs.umass.edu>
7505 * tree.h (phi_arg_d): Expand a comment in phi_arg_d.
7507 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7510 * c-decl.c (finish_struct): Don't dereference NULL TYPE_FIELDS of
7513 2005-04-27 Joseph S. Myers <joseph@codesourcery.com>
7516 * c-format.c (init_dynamic_asm_fprintf_info): Give errors, not
7517 assertion failures, if __gcc_host_wide_int__ is not properly
7519 (init_dynamic_diag_info): Give errors, not assertion failures, if
7520 location_t, tree or __gcc_host_wide_int__ are not properly
7523 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7525 * tree-ssa-loop-ivopts.c (ivopts_data, decl_rtl_to_reset,
7526 n_iv_uses, iv_use, n_iv_cands, iv_cand,
7527 tree_ssa_iv_optimize_init, record_use, add_candidate_1,
7528 prepare_decl_rtl, free_loop_data,
7529 tree_ssa_iv_optimize_finalize): Use the VEC API instead of
7532 * tree.h (tree_phi_node): Add a comment about the order of PHI
7535 2005-04-26 Paul Brook <paul@codesourcery.com>
7537 * config/arm/arm.md (thumb_mulsi3): Use two-operand assembly form.
7539 2005-04-26 Nathan Sidwell <nathan@codesourcery.com>
7541 * config/mips.mips.c (mips_legitimize_tls_address): Use
7544 * config/mmix/mmix.c (mmix_assemble_integer): Use gcc_assert.
7545 * config/mmix/crti.asm (_init): Reword comment to avoid 'abort'.
7546 * config/mmix/mmix.md (nonlocal_goto_receiver): Likewise.
7548 * config/sparc/sparc.h (enum reg_class): Reword comment to avoid
7551 2005-04-26 Jeff Law <law@redhat.com>
7553 * tree-flow-inline.h (op_iter_next_must_and_may_def): New.
7554 (op_iter_init_must_and_may_def): Likewise.
7555 (unmodifiable_var_p): Move to a later point in the file.
7556 * tree-ssa-operands.h (FOR_EACH_SSA_MUST_AND_MAY_DEF_OPERAND): New.
7557 * tree-ssa-dse.c (need_imm_uses_for): Remove, no longer needed.
7558 (dse_record_phis): Directly check for virtual operands rather than
7559 using need_imm_uses_for.
7560 (dse_optimize_stmt): Handle V_MUST_DEF operands. Handle case where
7561 store has multiple V_{MAY,MUST}_DEF operands.
7563 2005-04-26 Andrew MacLeod <amacleod@redhat.com>
7565 * tree-cfg.c (bsi_replace): Delink immediate uses for the original
7568 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7570 * tree-cfg.c (lv_adjust_loop_header_phi): Speed up moving a
7571 call to find_edge outside a loop to go through a PHI chain.
7573 2004-04-26 Richard Guenther <rguenth@gcc.gnu.org>
7575 PR tree-optimization/17598
7576 * fold-const.c (fold_binary): Fold comparisons of addresses
7577 of COMPONENT_REFs which reference the same field to
7578 comparisons of the addresses of the base objects.
7580 2005-04-26 Julian Brown <julian@codesourcery.com>
7582 * config/arm/arm.c (arm_return_in_msb): New function.
7583 (arm_must_pass_in_stack): New function.
7584 (TARGET_RETURN_IN_MSB): Define target hook.
7585 (TARGET_MUST_PASS_IN_STACK): Define target hook.
7586 (arm_function_value): Pad small aggregate return.
7587 (arm_pad_arg_upward): New function.
7588 (arm_pad_reg_upward): New function.
7589 * config/arm/arm.h (PROMOTE_FUNCTION_MODE): Include complex values.
7590 (FUNCTION_ARG_PADDING): Define macro.
7591 (BLOCK_REG_PADDING): Define macro.
7592 (PAD_VARARGS_DOWN): Correct padding for AAPCS.
7593 * config/arm/arm-protos.h (arm_pad_arg_upward): Declare function.
7594 (arm_pad_reg_upward): Declare function.
7596 2005-04-26 Kazu Hirata <kazu@cs.umass.edu>
7598 * basic-block.h (ei_cond): New.
7599 (FOR_EACH_EDGE): Call ei_cond.
7601 PR tree-optimization/21047
7602 * fold-const.c (fold_binary): Abort on ASSERT_EXPR.
7603 (fold): Don't handle ASSERT_EXPR.
7605 2005-04-25 Roger Sayle <roger@eyesopen.com>
7607 * sched-deps.c (sched_analyze_1): On STACK_REGS targets, x87, treat
7608 all writes to any stack register as a read/write dependency on
7610 (sched_analyze_2): Likewise, for reads from any stack register.
7612 2005-04-25 Richard Henderson <rth@redhat.com>
7614 * final.c (output_addr_const): Revert 2005-04-09 change.
7616 2005-04-25 Mike Stump <mrs@apple.com>
7618 * config/darwin.c (darwin_encode_section_info): Always set
7619 MACHO_SYMBOL_STATIC for all ! TREE_PUBLIC symbols.
7621 2005-04-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7623 * collect2.c, gcc.c, gcov-dump.c, gcov.c, gen-protos.c,
7624 gensupport.c, protoize.c, toplev.c: Replace calls to
7625 `unlock_stream' with `unlock_std_streams'.
7627 2005-04-25 Devang Patel <dpatel@apple.com>
7629 * dbxout.c (dbxout_type): Emit attribute vector.
7631 2005-04-05 Paul Brook <paul@codesourcery.com>
7633 * target-def.h (TARGET_CXX_USE_AEABI_ATEXIT): Define.
7634 * target.h (struct gcc_target): Add cxx.use_aeabi_atexit.
7635 * config/arm/arm.c (arm_cxx_atexit_name): New function.
7636 (TARGET_CXX_USE_AEABI_ATEXIT): New macro.
7637 * cp/decl.c (get_atexit_node): Reorder arguments for __aeabi_atexit.
7638 (register_dtor_fn): Likewise.
7639 * doc/tm.texi: Document TARGET_CXX_USE_AEABI_ATEXIT.
7641 2005-04-25 Ian Lance Taylor <ian@airs.com>
7643 * c-common.def (EXPR_STMT): Remove, moved to C++ frontend.
7644 * c-common.h (EXPR_STMT_EXPR): Don't define.
7645 (c_common_stmt_codes): Don't define.
7646 * c-dump.c (c_dump_tree): Remove EXPR_STMT case.
7647 * c-gimplify.c (gimplify_expr_stmt): Remove.
7648 (c_gimplify_expr): Remove EXPR_STMT case.
7649 * c-objc-common.c (c_objc_common_init): Remove stmt_codes and call
7650 to INIT_STATEMENT_CODES.
7651 * c-pretty-print.c (pp_c_statement): Just call dump_generic_node.
7653 2005-04-25 Jan Hubicka <jh@suse.cz>
7655 * tree-cfg.c (tree_duplicate_bb): Duplicate EH region too.
7657 * except.c: Include diagnostic.h
7658 (dump_eh_tree, verify_eh_tree): New functions.
7659 * except.h (verify_eh_tree, dump_eh_tree, verify_eh_edges): Declare.
7660 * tree-cfg.c (tree_verify_flow_info): verify eh edges.
7661 (dump_function_to_file): dump eh tree.
7662 * tree-eh.c (mark_eh_edge): New function.
7663 (mark_eh_edge_found_error): New static variable.
7664 (verify_eh_edges): New function.
7666 2005-04-25 Nathan Sidwell <nathan@codesourcery.com>
7668 * tree-ssa-alias.c (fieldoff_t): Remove.
7669 (fieldoff_s): typedef the structure itself. Create a vector of
7671 (push_fields_onto_fieldstack): Return count of fields pushed.
7672 Remove peeling of first field. Adjust.
7673 (fieldoff_compare): Adjust.
7674 (create_overlap_variables_for): Adjust.
7676 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7678 * doc/invoke.texi (Blackfin Options): Avoid empty @opindex line.
7680 2005-04-25 Joseph S. Myers <joseph@codesourcery.com>
7683 * doc/install.texi: Document correct assembler and linker to use
7684 on i?86-*-solaris2.10.
7686 2005-04-25 Steven Bosscher <stevenb@suse.de>
7688 Fix PR tree-optimization/21173
7690 * tree-ssa-pre.c (create_expression_by_pieces): Simplify code.
7691 Unshare expression we pass to force_gimple_operand.
7693 2005-04-25 J"orn Rennecke <joern.rennecke@st.com>
7694 Stephen Clarke <stevec@superh.com>
7695 Roger Sayle <roger@eyesopen.com>
7697 PR rtl-optimization/20413
7698 * cfgrtl.c (redirect_edge_and_branch): Use Pmode instead of
7699 VOIDmode for LABEL_REF.
7700 * final.c (shorten_branches): Likewise.
7701 * jump.c (mark_all_labels, redirect_exp_1): Likewise.
7702 * loop.c (reg_dead_after_loop): Likewise.
7703 * varasm.c (decode_addr_const): Likewise.
7704 * doc/rtl.texi: Document mode requirement for LABEL_REF.
7706 2005-04-25 Ralf Corsepius <ralf.corsepius@rtems.org>
7708 * config.gcc (avr-*-*): Remove redundant "case".
7710 2005-04-25 Kazu Hirata <kazu@cs.umass.edu>
7712 * tree-vect-analyze.c (vect_mark_relevant): Take
7713 VEC(tree,heap) instead of varray_type as an argument.
7714 (vect_mark_stmts_to_be_vectorized): Change the type of
7715 worklist to VEC(tree,heap). Adjust uses of worklist.
7717 2005-04-24 Devang Patel <dpatel@apple.com>
7719 * config/rs6000/darwin.h (ASM_OUTPUT_MAX_SKIP_ALIGN): New.
7721 2005-04-24 Ian Lance Taylor <ian@airs.com>
7723 * c-semantics.c (build_stmt): Remove test of specific tree codes
7724 for TREE_SIDE_EFFECTS handling.
7726 2005-04-24 Per Bothner <per@bothner.com>
7728 * c-opts.c (finish_options): Make the line-number of the <built-in>
7729 location 0, as assumed elsewhere, rather than 1.
7731 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7733 * tree-ssa-uncprop.c (equiv_stack): Change the type o
7735 (tree_ssa_uncprop, uncprop_finalize_block,
7736 uncprop_initialize_block): Update uses of equiv_stack.
7738 2005-04-24 Richard Henderson <rth@redhat.com>
7741 * simplify-rtx.c (simplify_binary_operation) <IOR>: Check
7742 for SCALAR_INT_MODE_P instead of not MODE_CC before returning
7744 <AND, LSHIFTRT, UMIN>: Use CONST0_RTX.
7745 <UDIV, UMOD>: Use CONST0_RTX and CONST1_RTX.
7746 <DIV, MOD>: Likewise.
7748 2005-04-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7750 * collect2.c (main): Unlock the stdio streams.
7751 * gcc.c (main): Likewise.
7752 * gcov-dump.c (main): Likewise.
7753 * gcov.c (main): Likewise.
7754 * gen-protos.c (main): Likewise.
7755 * gensupport.c (init_md_reader_args_cb): Likewise.
7756 * protoize.c (main): Likewise.
7757 * toplev.c (general_init): Likewise.
7759 2005-04-24 Jakub Jelinek <jakub@redhat.com>
7762 * cgraph.h (cgraph_local_info): Add vtable_method field.
7763 * varasm.c (mark_decl_referenced): If cgraph_global_info_ready
7764 and node is vtable_method, finalized and not reachable, don't do
7767 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7769 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Use
7771 * tree-ssa-pre.c (create_value_expr_from): Use
7772 CONSTANT_CLASS_P and REFERENCE_CLASS_P.
7773 * tree-ssa-propagate.c (stmt_makes_single_load,
7774 stmt_makes_single_store): Use REFERENCE_CLASS_P.
7775 * tree-vect-transform.c (vect_is_simple_cond): Use
7777 * tree-vrp.c (extract_range_from_assert,
7778 build_assert_expr_for, fp_predicate, has_assert_expr): Use
7781 * tree-ssa-live.c (build_tree_conflict_graph): Change the type
7782 of tpa_to_clear to VEC(int,heap). Update uses of
7783 tpa_to_clear. Free tpa_to_clear at the end.
7785 2005-04-24 Andrew Pinski <pinskia@physics.uc.edu>
7787 * tree.h (TREE_THIS_VOLATILE): Document the effect on a
7790 2005-04-24 Nathan Sidwell <nathan@codesourcery.com>
7792 * config/rs6000/rs6000.c (rs6000_override_options): Use gcc_assert
7793 and gcc_unreachable as appropriate.
7794 (num_insns_constant, output_vec_const_move,
7795 build_mask64_2_operands, rs6000_output_dwarf_dtprel,
7796 rs6000_emit_set_const, rs6000_emit_move,
7797 spe_build_register_parallel, function_arg,
7798 rs6000_move_block_from_reg, altivec_expand_predicate_builtin,
7799 spe_expand_predicate_builtin, spe_expand_evsel_builtin,
7800 rs6000_expand_builtin, spe_init_builtins, altivec_init_builtins,
7801 rs6000_common_init_builtins, expand_block_clear,
7802 expand_block_move, validate_condition_mode, ccr_bit, extract_MB,
7803 extract_ME, rs6000_get_some_local_dynamic_name,
7804 rs6000_output_function_entry, print_operand,
7805 print_operand_address, rs6000_generate_compare, rs6000_emit_sCOND,
7806 output_cbranch, output_e500_flip_gt_bit,
7807 rs6000_emit_vector_compare, rs6000_emit_vector_compare,
7808 rs6000_emit_cmove, rs6000_emit_minmax, rs6000_split_multireg_move,
7809 compute_save_world_info, rs6000_stack_info,
7810 rs6000_emit_load_toc_table, rs6000_frame_related,
7811 spe_synthesize_frame_save, rs6000_emit_epilogue,
7812 rs6000_output_function_epilogue, rs6000_hash_constant, output_toc,
7813 output_function_profiler, rs6000_trampoline_size,
7814 rs6000_initialize_trampoline, find_addr_reg,
7815 rs6000_machopic_legitimize_pic_address,
7816 rs6000_initial_elimination_offset,
7817 rs6000_dbx_register_number): Likewise.
7818 * config/rs6000/rs6000.md (*fix_truncdfsi2_internal,
7819 *movdf_hardfloat32, *movdf_softfloat32, *fix_trunctfsi2_internal,
7820 *movti_power, *movti_string, call, call_value, sibcall,
7821 sibcall_value): Likewise.
7822 * config/rs6000/spe.md (*movdf_e500_double,
7823 *movv2si_internal): Likewise.
7824 * config/rs6000/rs6000.h (PREFERRED_RELOAD_CLASS): Remove 'abort'
7827 2005-04-24 Richard Henderson <rth@redhat.com>
7830 * config/i386/i386.h (CANNOT_CHANGE_MODE_CLASS): Move guts to ...
7831 * config/i386/i386.c (ix86_cannot_change_mode_class): ... here.
7832 Deny modes smaller than 4 bytes.
7833 * config/i386/i386-protos.h: Update.
7835 2005-04-24 Ralf Corsepius <ralf.corsepius@rtems.org>
7837 * config.gcc (h8300-*-rtems*): Add h8300-*-rtemscoff*.
7838 Switch h8300-*-rtems* to ELF.
7840 2005-04-24 Kazu Hirata <kazu@cs.umass.edu>
7842 * vec.h (VEC_safe_grow): Replace grow with safe_grow.
7844 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7846 * ipa-inline.c, tree-ssa-operands.h: Fix comment typos.
7848 2005-04-23 Richard Guenther <rguenth@gcc.gnu.org>
7851 * fold-const.c: Fold &a[i]-&a[j] to i-j.
7853 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7855 * tree-ssa-loop-niter.c (tree_simplify_using_condition): Expand simple
7856 definitions of ssa names in condition. Split recusive part to ...
7857 (tree_simplify_using_condition_1): New function.
7858 (expand_simple_operations): New function.
7860 2005-04-23 Zdenek Dvorak <dvorakz@suse.cz>
7862 * tree-ssa-loop-ivopts.c (struct cost_pair): Add value field.
7863 (find_interesting_uses_cond): Do not use integer_zerop and
7864 integer_nonzerop to check for integer constants.
7865 (set_use_iv_cost): Record the value field.
7866 (determine_use_iv_cost_generic, determine_use_iv_cost_address,
7867 determine_use_iv_cost_outer): Set the value field of the cost pair.
7868 (may_eliminate_iv): Do not return the comparison code.
7869 (iv_elimination_compare): New function.
7870 (determine_use_iv_cost_condition): Set the value field. Record
7871 noneliminable invariants correctly.
7872 (rewrite_use_compare, rewrite_use_outer): Use the value field.
7874 2005-04-23 DJ Delorie <dj@redhat.com>
7876 * diagnostic.c (warning): Accept parameter to classify warning option.
7877 (warning0): New, for when a pointer to an error() like function is needed.
7878 * errors.c (warning): Likewise.
7879 * errors.h (warning, warning0): Adjust prototypes.
7880 * toplev.h (warning, warning0): Likewise.
7882 * attribs.c, builtins.c, c-common.c, c-decl.c, c-format.c,
7883 c-gimplify.c, c-lex.c, c-objc-common.c, c-opts.c, c-parser.c,
7884 c-pragma.c, c-typeck.c, calls.c, cgraph.c, coverage.c, emit-rtl.c,
7885 fold-const.c, fortran/trans-decl.c, function.c, gcse.c,
7886 genautomata.c, haifa-sched.c, opts.c, passes.c, regclass.c,
7887 reload1.c, stmt.c, stor-layout.c, toplev.c, tree-cfg.c,
7888 tree-dump.c, tree-inline.c, tree-mudflap.c, tree-optimize.c,
7889 tree-ssa.c, tree.c, varasm.c: Adjust warning() callers.
7891 * config/alpha/alpha.c, config/arc/arc.c, config/arm/arm.c,
7892 config/avr/avr.c, config/bfin/bfin.c, config/c4x/c4x-c.c,
7893 config/c4x/c4x.c, config/cris/cris.c, config/darwin-c.c,
7894 config/darwin.c, config/darwin.h, config/h8300/h8300.c,
7895 config/i386/cygming.h, config/i386/djgpp.h, config/i386/i386.c,
7896 config/i386/winnt.c, config/ia64/ia64-c.c, config/ia64/ia64.c,
7897 config/ip2k/ip2k.c, config/m32r/m32r.c, config/m68hc11/m68hc11.c,
7898 config/m68k/m68k.c, config/mcore/mcore.c, config/mips/mips.c,
7899 config/mmix/mmix.c, config/ns32k/ns32k.c, config/pa/pa-hpux11.h,
7900 config/pa/pa.c, config/rs6000/aix43.h, config/rs6000/aix51.h,
7901 config/rs6000/aix52.h, config/rs6000/darwin.h,
7902 config/rs6000/rs6000-c.c, config/rs6000/rs6000.c,
7903 config/s390/s390.c, config/sh/sh.c, config/sh/sh.h,
7904 config/sh/symbian.c, config/sol2-c.c, config/sol2.c,
7905 config/stormy16/stormy16.c, config/v850/v850-c.c,
7906 config/v850/v850.c, config/xtensa/xtensa.c: Adjust warning()
7909 2005-04-23 Richard Henderson <rth@redhat.com>
7912 * simplify-rtx.c (simplify_binary_operation): Fix mode check before
7913 performing some integral scalar simplifications.
7915 2005-04-23 Richard Henderson <rth@redhat.com>
7918 * config/i386/i386.c (ix86_split_to_parts): Use proper mode when
7919 simplifying CONST_VECTOR.
7921 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7923 * tree-ssa-live.c (live_worklist): Take a stack allocated on
7924 heap as an argument. Update uses of stack.
7925 (calculate_live_on_entry): Allocate stack on heap.
7927 * tree-ssa-live.c (build_tree_conflict_graph): Allocate
7928 partition_link and tpa_nodes on heap.
7930 * tree-ssa-dce.c (worklist): Change to VEC(tree,heap).
7931 (mark_stmt_necessary, propagate_necessity,
7932 mark_really_necessary_kill_operand_phis): Update uses of
7934 (tree_dce_init): Allocate worklist using VEC_alloc.
7935 (tree_dce_done): Free worklist using VEC_free.
7937 2005-04-23 Mike Stump <mrs@apple.com>
7939 * config/darwin.c (machopic_indirection_name): Don't use
7941 (darwin_emit_unwind_label): Use user_label_prefix instead of
7944 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
7946 * final.c, ipa-inline.c, varasm.c: Fix comment typos.
7948 2005-04-23 Hans-Peter Nilsson <hp@axis.com>
7950 * config.gcc <cris-*>: Specify .opt files.
7951 * config/cris/cris.opt, config/cris/elf.opt, config/cris/aout.opt,
7952 config/cris/linux.opt: New files.
7953 * config/cris/aout.h (CRIS_SUBTARGET_SWITCHES)
7954 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7955 (TARGET_ELF): Override to 0.
7956 (CRIS_SUBTARGET_HANDLE_OPTION): Override to handle -melinux and
7957 -melinux-stacksize=N.
7958 * config/cris/cris.c: (cris_handle_option): New function.
7959 (TARGET_DEFAULT_TARGET_FLAGS): Override.
7960 (TARGET_HANDLE_OPTION): Override to cris_handle_option.
7961 (cris_override_options): Use MASK_*, not TARGET_MASK_*.
7962 * config/cris/cris.h (TARGET_MASK_SVINTO, TARGET_SVINTO,
7963 (TARGET_MASK_CCINIT, TARGET_CCINIT, TARGET_MASK_PDEBUG)
7964 (TARGET_PDEBUG, TARGET_MASK_SIDE_EFFECT_PREFIXES)
7965 (TARGET_SIDE_EFFECT_PREFIXES, TARGET_MASK_EXPAND_MUL)
7966 (TARGET_EXPAND_MUL, TARGET_MASK_STACK_ALIGN, TARGET_STACK_ALIGN)
7967 (TARGET_MASK_CONST_ALIGN, TARGET_CONST_ALIGN)
7968 (TARGET_MASK_DATA_ALIGN, TARGET_DATA_ALIGN)
7969 (TARGET_MASK_PROLOGUE_EPILOGUE, TARGET_PROLOGUE_EPILOGUE)
7970 (TARGET_MASK_ETRAX4_ADD, TARGET_ETRAX4_ADD)
7971 (TARGET_MASK_ALIGN_BY_32, TARGET_ALIGN_BY_32, TARGET_MASK_ELF)
7972 (TARGET_ELF, TARGET_MASK_LINUX, TARGET_LINUX)
7973 (TARGET_MASK_AVOID_GOTPLT, TARGET_AVOID_GOTPLT)
7974 (TARGET_MASK_MUL_BUG, TARGET_MUL_BUG, TARGET_SWITCHES)
7975 (CRIS_SUBTARGET_SWITCHES, TARGET_OPTIONS)
7976 (CRIS_SUBTARGET_LONG_OPTIONS): Don't define.
7977 (TARGET_LINUX): Define 0.
7978 (TARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7979 (CRIS_SUBTARGET_DEFAULT): Define to 0, not TARGET_MASK_ELF.
7980 (CRIS_SUBTARGET_DEFAULT): New empty default macro.
7981 * config/cris/linux.h (CRIS_SUBTARGET_SWITCHES): Don't define.
7982 (TARGET_LINUX): Override to 1.
7983 (CRIS_SUBTARGET_DEFAULT): Use MASK_*, not TARGET_MASK_*.
7985 2005-04-23 Nathan Sidwell <nathan@codesourcery.com>
7987 * haifa-sched.c (schedule_block): Fix thinko in previous
7988 assertification patch.
7990 2005-04-23 Richard Sandiford <rsandifo@redhat.com>
7992 * config.gcc (hppa[12]*-*-hpux10*): Add pa/pa-hpux.opt to
7993 $extra_options. Also add pa/pa-hpux1010.opt for hpux10.[1-9]*.
7994 (hppa*64*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7995 pa/pa-hpux.opt, pa/pa-hpux1010.opt and pa/pa64-hpux.opt to
7996 $extra_options. Also add pa/pa-hpux1111.opt for hpux11.[1-9]*.
7997 (hppa[12]*-*-hpux11*): Add pa/pa-hpux1010.h to $tm_file. Add
7998 pa/pa-hpux.opt to $extra_options. Also add pa/pa-hpux1111.opt
8000 * config/pa/pa.h (architecture_type, rtx_def, pa_arch_string, pa_arch)
8001 (pa_fixed_range_string, pa_cpu_string, pa_unix_string, target_flags)
8002 (MASK_PA_11, MASK_DISABLE_FPREGS, TARGET_DISABLE_FPREGS)
8003 (MASK_NO_SPACE_REGS, TARGET_NO_SPACE_REGS, MASK_JUMP_IN_DELAY)
8004 (TARGET_JUMP_IN_DELAY, MASK_DISABLE_INDEXING, TARGET_DISABLE_INDEXING)
8005 (MASK_PORTABLE_RUNTIME, TARGET_PORTABLE_RUNTIME, MASK_GAS, TARGET_GAS)
8006 (MASK_SOFT_FLOAT, TARGET_SOFT_FLOAT, MASK_LONG_LOAD_STORE)
8007 (TARGET_LONG_LOAD_STORE, MASK_FAST_INDIRECT_CALLS)
8008 (TARGET_FAST_INDIRECT_CALLS, MASK_BIG_SWITCH, TARGET_BIG_SWITCH)
8009 (MASK_PA_20, MASK_SIO, TARGET_SIO, MASK_GNU_LD, TARGET_GNU_LD)
8010 (MASK_LONG_CALLS, TARGET_LONG_CALLS, TARGET_PA_11, TARGET_PA_20)
8011 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS)
8012 (SUBTARGET_OPTIONS): Delete.
8013 (TARGET_PA_10): Redefine in terms of TARGET_PA_11 and TARGET_PA_20.
8014 (TARGET_SCHED_DEFAULT): Define to a PROCESSOR_* enum (PROCESSOR_8000)
8015 instead of a string.
8016 * config/pa/pa.c (pa_arch, pa_arch_string, pa_fixed_range_string)
8017 (pa_cpu_string, pa_unix_string): Delete.
8018 (pa_cpu): Initialize to TARGET_SCHED_DEFAULT.
8019 (flag_pa_unix): Initialize based on TARGET_HPUX_11_11 and
8021 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8022 (pa_handle_option): New function.
8023 (override_options): Remove handling of -march=, -mfixed-range=,
8024 -mschedule= and -munix=.
8025 * config/pa/pa-hpux.h (SUBTARGET_SWITCHES): Delete.
8026 * config/pa/pa-hpux1010.h (SUBTARGET_OPTIONS): Delete.
8027 * config/pa/pa-hpux10.h (SUBTARGET_OPTIONS): Delete.
8028 * config/pa/pa-hpux1111.h (SUBTARGET_OPTIONS): Delete.
8029 * config/pa/pa-hpux11.h (SUBTARGET_OPTIONS): Delete.
8030 * config/pa/pa64-hpux.h (SUBTARGET_SWITCHES): Delete.
8031 * config/pa/pa64-start.h (TARGET_PA_11, TARGET_PA_20): #undef before
8033 * config/pa/pa.opt: New file.
8034 * config/pa/pa-hpux.opt: New file.
8035 * config/pa/pa-hpux1010.opt: New file.
8036 * config/pa/pa-hpux1111.opt: New file.
8037 * config/pa/pa64-hpux.opt: New file.
8039 2005-04-22 David S. Miller <davem@davemloft.net>
8041 * rtl.h (CONST_DOUBLE): Fix comment, a CONST_DOUBLE holds an
8042 integer when it's mode is VOIDmode not DImode.
8044 2005-04-22 Geoffrey Keating <geoffk@apple.com>
8046 * config/rs6000/rs6000.md (sync_add<mode>_internal,
8047 sync_addshort_internal, sync_sub<mode>_internal, sync_andsi_internal,
8048 sync_anddi_internal, sync_boolsi_internal, sync_booldi_internal,
8049 sync_boolc<mode>_internal, sync_boolc<mode>_internal2,
8050 sync_boolcc<mode>_internal, sync_lock_test_and_set<mode>): Use
8051 "bne- $-xxx" rather than local labels.
8052 (sync_lock_release<mode>): Add second operand.
8053 (lwsync): Use .long rather than a more meaningful opcode.
8054 * doc/md.texi (Standard Names): Add description of second
8055 parameter to sync_lock_test_and_set.
8057 2005-04-23 Kazu Hirata <kazu@cs.umass.edu>
8059 PR tree-optimization/21088
8060 * fold-const.c (fold_unary, fold_binary, fold_ternary):
8062 * tree-vrp.c (compare_values): Use fold_binary to compare
8063 pointers. Use boolean_type_node as the type of a comparison
8064 expression being folded.
8065 * tree.h: Add prototypes for fold_unary, fold_binary,
8068 * tree-ssa-dom.c: Fix formatting.
8070 2005-04-22 Diego Novillo <dnovillo@redhat.com>
8072 * Makefile.in (tree-into-ssa.o): Add dependency on PARAMS_H.
8073 * lambda-code.c (perfect_nestify): Mark virtual operands in
8074 the moved statement for renaming.
8075 * params.def (PARAM_MIN_VIRTUAL_MAPPINGS): Define.
8076 (PARAM_VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
8077 * params.h (MIN_VIRTUAL_MAPPINGS): Define.
8078 (VIRTUAL_MAPPINGS_TO_SYMS_RATIO): Define.
8079 * tree-flow.h (struct var_ann_d): Update comments.
8080 (rewrite_to_new_ssa_names_bb, rewrite_to_new_ssa_names,
8081 allocate_ssa_names, find_phi_node_for, dump_tree_ssa,
8082 debug_tree_ssa, debug_def_blocks, dump_tree_ssa_stats,
8083 debug_tree_ssa_stats, rewrite_ssa_into_ssa,
8084 dump_repl_tbl, debug_repl_tbl, dump_names_replaced_by,
8085 debug_names_replaced_by): Remove declarations.
8086 (delete_update_ssa, get_current_def, set_current_def): Declare.
8087 (rewrite_into_loop_closed_ssa): Add new argument. Update
8089 * tree-into-ssa.c: Include params.h.
8090 (old_virtual_ssa_names): Remove. Update all users.
8091 (need_to_replace_names_p): Remove. Update all users.
8092 (struct update_ssa_stats_d): Declare.
8093 (update_ssa_stats): New local.
8094 (dump_tree_ssa, debug_tree_ssa, debug_def_blocks,
8095 dump_tree_ssa_stats, debug_tree_ssa_stats,
8096 dump_update_ssa, debug_update_ssa,
8097 dump_names_replaced_by, debug_names_replaced_by): Declare.
8098 (get_current_def, set current_def): Make extern.
8099 (is_old_name, is_new_name): Protect against references
8100 past the end of the sets.
8101 (add_new_name_mapping): Assert that OLD and NEW are
8102 different SSA names for the same symbol.
8103 When adding a virtual mapping, update stats for virtual
8105 (insert_phi_nodes_for): If UPDATE_P is true, create the
8106 LHS of the new PHI by duplicating SSA name VAR.
8107 (insert_phi_nodes_1): Remove. Update all users.
8108 (insert_phi_nodes): Remove second argument. Update all
8110 (maybe_replace_use, maybe_replace_def): New.
8111 (rewrite_update_stmt): Call them.
8112 (mark_def_interesting): Remove calls to is_gimple_reg.
8113 (prepare_phi_args_for_update): Remove. Update all users.
8114 (prepare_block_for_update): Only process virtual operands
8115 and GIMPLE registers in normal form.
8116 (prepare_use_sites_for): New.
8117 (prepare_names_to_update): Rename from prepare_def_sites.
8118 Call prepare_use_sites_for.
8119 (dump_update_ssa): Rename from dump_repl_tbl.
8121 Show statistics for virtual mapping heuristic.
8122 (debug_update_ssa): Rename from debug_debug_repl_tbl.
8123 (init_update_ssa): Initialize UPDATE_SSA_STATS.
8124 (delete_update_ssa): Make extern.
8125 (mark_set_for_renaming): If the set is empty, do nothing.
8126 (release_ssa_name_after_update_ssa): Update comment.
8127 (insert_updated_phi_nodes_for): Do not remove existing
8128 PHI nodes for symbols.
8129 (switch_virtuals_to_full_rewrite_p): New.
8130 (switch_virtuals_to_full_rewrite): New.
8131 (update_ssa): Call them.
8132 Clear REWRITE_THIS_STMT and REGISTER_DEFS_IN_THIS_STMT
8133 for every statement before updating.
8134 If all the names in NEW_SSA_NAMES have been marked for
8135 removal, do nothing.
8136 Only start at the top of the CFG if there are symbols in
8138 (ssa_rewrite_finalize_block): Remove.
8139 (ssa_register_new_def): Remove.
8140 (ssa_rewrite_stmt): Remove.
8141 (ssa_rewrite_phi_arguments): Remove.
8142 (ssa_rewrite_initialize_block): Remove.
8143 (ssa_mark_def_sites): Remove.
8144 (ssa_mark_def_sites_initialize_block): Remove.
8145 (ssa_mark_phi_uses): Remove.
8146 (rewrite_ssa_into_ssa): Remove.
8147 * tree-phinodes.c (find_phi_node_for): Remove.
8148 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
8150 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops):
8151 Remove calls to verify_dominators and
8152 verify_loop_structure.
8153 (tree_unswitch_single_loop): Call update_ssa.
8154 * tree-ssa.c (verify_ssa): Assert that need_ssa_update_p
8157 (delete_tree_ssa): Assert that need_ssa_update_p returns
8159 * tree-vect-transform.c (vect_transform_loop): Call update_ssa.
8160 * tree-vectorizer.c (allocate_new_names, rename_def_op,
8161 free_new_names): Remove. Update all users.
8162 (rename_use_op): Call get_current_def.
8163 (rename_variables_in_bb): Do not handle any real or
8165 (slpeel_update_phis_for_duplicate_loop): Call
8166 get_current_def and set_current_def instead of using
8168 (slpeel_update_phi_nodes_for_guard2): Reformat comments.
8169 (slpeel_can_duplicate_loop_p): Call need_ssa_update_p,
8170 ssa_names_to_replace and delete_update_ssa.
8171 * doc/invoke.texi: Document --param min-virtual-mappings
8172 and --param virtual-mappings-ratio.
8174 2005-04-22 Diego Novillo <dnovillo@redhat.com>
8176 * tree-cfg.c (tree_duplicate_bb): Call create_new_def_for
8177 for newly created PHI nodes.
8178 Call create_new_def_for for every new V_MAY_DEF and
8179 V_MUST_DEF on the copied statement.
8180 (struct ssa_name_map_entry): Remove.
8181 (ssa_name_map_entry_hash): Remove.
8182 (ssa_name_map_entry_eq): Remove.
8183 (allocate_ssa_names): Remove.
8184 (rewrite_to_new_ssa_names_def): Remove.
8185 (rewrite_to_new_ssa_names_use): Remove.
8186 (rewrite_to_new_ssa_names_bb): Remove.
8187 (rewrite_to_new_ssa_names): Remove.
8188 (tree_duplicate_sese_region): Remove variables ver,
8189 definitions, phi, ssa_name_map and bi.
8190 Call need_ssa_update_p instead of any_marked_for_rewrite_p.
8192 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
8193 update_ssa instead of rewrite_ssa_into_ssa.
8194 * tree-ssa-loop-manip.c (add_exit_phis_edge): Call
8196 (find_uses_to_rename_use): Add argument 'need_phis'.
8197 (find_uses_to_rename_stmt): Do not scan virtual operands.
8198 (find_uses_to_rename): Only scan PHI nodes for
8200 (rewrite_into_loop_closed_ssa): Call update_ssa.
8201 (check_loop_closed_ssa_use): Ignore virtual operands.
8202 (check_loop_closed_ssa_stmt): Likewise.
8203 (verify_loop_closed_ssa): Do nothing if CURRENT_LOOPS is
8205 (rename_variables, set_phi_def_stmts): Remove.
8206 (tree_duplicate_loop_to_header_edge): Reformat comment.
8207 Remove variables BB, I and DEFINITIONS.
8208 Call need_ssa_update_p.
8210 (lv_adjust_loop_header_phi): Reformat comment.
8211 * tree-ssanames.c (ssa_names_to_rewrite): Remove.
8212 (marked_for_rewrite_p, any_marked_for_rewrite_p,
8213 mark_for_rewrite, unmark_all_for_rewrite,
8214 marked_ssa_names): Remove. Update all users.
8215 (release_ssa_name): If VAR has been registered for SSA
8216 updating, do nothing.
8217 * tree-vrp.c (new_ssa_names, old_ssa_names): Remove.
8218 (build_assert_expr_for): Call register_new_name_mapping.
8219 (insert_range_assertions): Update call to update_ssa.
8220 * tree.h (mark_for_rewrite, unmark_all_for_rewrite,
8221 marked_for_rewrite_p, any_marked_for_rewrite_p,
8222 marked_ssa_names): Remove.
8224 2005-04-22 Jeff Law <law@redhat.com>
8226 * tree-ssa-dom.c (block_defs_stack): Remove, no longer needed.
8227 (restore_currdefs_to_original_value): Likewise.
8228 (register_definitions_for_stmt): Likewise.
8229 (tree_ssa_dominator_optimize): No longer initialize CURRENT_DEF
8230 for each variable. Do not allocate/free block_defs_stack either.
8231 Do not iterate if we just thread jumps. Only iterate if the
8232 tree_cleanup_cfg does useful work (temporary).
8233 (dom_opt_initialize_block): No longer push a marker on
8235 (dom_opt_finalize_block): Removal call to restore currdefs.
8236 Relax restrictions for recording edge equivalences.
8237 (record_equivalences_from_phis): No longer need to track
8239 (optimize_stmt): Similarly.
8240 (thread_across_edge): Simplify by removing the requirement that
8241 statements in the block we are threading through must be nops.
8242 (initialize_hash_element): Handle GOTO_EXPR.
8244 2005-04-22 David S. Miller <davem@davemloft.net>
8246 * sched-vis.c (print_value): Use CONST_DOUBLE_LOW and
8248 * config/sparc/sparc.c (sparc_rtx_costs): Likewise, and
8249 fix check on CONST_DOUBLE mode. It should be VOIDmode
8250 when it is representing an integer.
8252 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8254 * builtins.c (gimplify_va_arg_expr): Reword comments to avoid
8255 'abort'. Use gcc_assert and gcc_unreachable as appropriate.
8256 * c-format.c (get_constant, decode_format_attr, get_flag_spec,
8257 find_char_info_specifier_index,
8258 find_length_info_modifier_index): Likewise.
8259 * c-typeck.c (composite_type, pop_init_level): Likewise.
8260 * combine.c (cant_combine_insn_p, try_combine): Likewise.
8261 * cse.c (cse_insn): Likewise
8262 * dominance.c (calc_dfs_tree): Likewise
8263 dwarf2out.c (loc_descriptor_from_tree_1,
8264 add_abstract_origin_attribute, force_decl_die,
8265 force_type_die): Likewise
8266 emit-rtl.c (operand_subword_force): Likewise
8267 explow.c (hard_function_value): Likewise
8268 expmed.c (store_bit_field, expand_divmod,
8269 emit_store_flag_force): Likewise
8270 expr.c (emit_move_multi_word, store_expr,
8271 expand_expr_real_1): Likewise
8272 final.c (this_is_asm_operands, shorten_branches, final_scan_insn,
8273 output_operand): Likewise
8274 flow.c (recompute_reg_usage): Likewise
8275 * function.c (assign_stack_temp_for_type, assign_temp,
8276 handle_epilogue_set): Likewise
8277 * genextract.c (main): Likewise
8278 * gimplify.c (mostly_copy_tree_r, gimplify_return_expr,
8279 gimplify_modify_expr_rhs, gimplify_expr): Likewise
8280 * haifa-sched.c (ready_lastpos, ready_remove_first, ready_element,
8281 ready_remove, rm_line_notes, rm_other_notes,
8282 schedule_block): Likewise
8283 mips-tfile.c (copy_object, out_of_bounds): Likewise
8285 2005-04-22 David Edelsohn <edelsohn@gnu.org>
8288 * config/rs6000/default64.h (TARGET_DEFAULT): Add MASK_PPC_GFXOPT.
8289 * config/rs6000/rs6000.c (processor_target_table): Rename rs64a to
8290 rs64. Add MASK_PPC_GFXOPT to powerpc64 and rs64.
8291 (rs6000_init_libfuncs): Set TFmode optabs to xlq names if
8293 * doc/invoke.texi (PowerPC options): Change rs64a to rs64.
8295 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8297 * lambda-code.c: Define VEC(int,heap), VEC(lambda_loop,heap).
8298 (gcc_tree_to_linear_expression): Convert to heap allocated
8300 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8301 lbv_to_gcc_expression, lle_to_gcc_expression,
8302 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8303 perfect_nestify): Likewise.
8304 lambda.h (gcc_loopnest_to_lambda_loopnest,
8305 lambda_loopnest_to_gcc_loopnest): Likewise.
8306 tree-loop-linear.c (linear_transform_loops): Likewise.
8308 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8310 * config/sparc/predicates.md (arith_double_operand): Use
8311 trunc_int_for_mode if HOST_BITS_PER_WIDE_INT >=64.
8312 * config/sparc/sparc.md (movqi, movhi, movsi, movqi): Use gen_int_mode.
8313 (DImode, DFmode constant splitters): Likewise. Remove code for
8314 TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT < 64.
8315 (logical constant splitters): Use const_int_operand predicate.
8316 (lshrsi3_extend): Remove code for TARGET_ARCH64 &&
8317 HOST_BITS_PER_WIDE_INT < 64.
8319 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8321 * config/pa/pa.c (legitimize_pic_address): Use gcc_assert and
8322 gcc_unreachable as appropriate.
8323 (force_mode, emit_move_sequence, singlemove_string,
8324 output_move_double, output_fp_move_double, find_addr_reg,
8325 output_block_move, output_block_clear, output_and,
8326 output_64bit_and, output_ior, output_64bit_ior, store_reg_modify,
8327 pa_adjust_cost, pa_issue_rate, print_operand,
8328 output_global_address, output_arg_descriptor, output_cbranch,
8329 output_lbranch, output_bb, output_bvb, output_dbra, output_movb,
8330 output_call): Likewise.
8331 * config/pa/pa.md (call, call_value, sibcall, sibcall_value,
8332 prefetch, prefetch_cc, prefetch_nocc): Likewise.
8334 2005-04-22 Zdenek Dvorak <dvorakz@suse.cz>
8336 * Makefile.in (LIBGCOV): Add _gcov_interval_profiler,
8337 _gcov_pow2_profiler and _gcov_one_value_profiler.
8338 (tree-profile.o): Add GGC_H and gt-tree-profile.h dependency.
8339 (GTFILES): Add $(srcdir)/tree-profile.c.
8340 * gcov-io.h (__gcov_interval_profiler, __gcov_pow2_profiler,
8341 __gcov_one_value_profiler): Declare.
8342 * gimplify.c (force_gimple_operand): Check whether the statements
8343 should be produced in ssa form.
8344 (force_gimple_operand_bsi): New function.
8345 * libgcov.c (__gcov_interval_profiler, __gcov_pow2_profiler,
8346 __gcov_one_value_profiler): New functions.
8347 * rtl-profile.c (rtl_gen_pow2_profiler): Only measure whether
8348 the profiled value is a power of two or not.
8349 * tree-cfg.c (tree_block_ends_with_condjump_p): Handle empty blocks.
8350 * tree-flow.h (in_ssa_p): Declare.
8351 (force_gimple_operand_bsi): Declare.
8352 * tree-into-ssa.c (in_ssa_p): New variable.
8353 (rewrite_into_ssa): Set in_ssa_p.
8354 * tree-outof-ssa.c (rewrite_out_of_ssa): Set in_ssa_p.
8355 * tree-profile.c: Include ggc.h and gt-tree-profile.h.
8356 (gcov_type_node, tree_interval_profiler_fn, tree_pow2_profiler_fn,
8357 tree_one_value_profiler_fn): New variables.
8358 (tree_init_edge_profiler): Initialize the profiler function decls.
8359 (tree_gen_edge_profiler): Use global gcov_type_node.
8360 (prepare_instrumented_value): New function.
8361 (tree_gen_interval_profiler, tree_gen_interval_profiler,
8362 tree_gen_one_value_profiler): Call the library functions instead of
8363 creating instrumentation code.
8364 * tree.c (build_fn_decl): New function.
8365 * tree.h (build_fn_decl): Declare.
8366 * value-prof.c (rtl_divmod_values_to_profile,
8367 rtl_find_values_to_profile, rtl_mod_pow2_value_transform,
8368 tree_mod_pow2_value_transform, tree_find_values_to_profile):
8369 Do not handle may_be_other and precise values of exponents at pow2
8371 (tree_mod_subtract_transform): Reflect that value field of
8372 histogram has changed meaning.
8373 (tree_divmod_values_to_profile): Record the values correctly.
8374 (tree_values_to_profile): Update comment.
8375 * value-prof.h (struct histogram_value_t): Remove pow2 data.
8377 2005-04-22 Joseph S. Myers <joseph@codesourcery.com>
8379 * varasm.c (do_assemble_alias): Return early if TREE_ASM_WRITTEN
8382 2005-04-22 Nathan Sidwell <nathan@codesourcery.com>
8384 * config/i386/i386.md (length_immediate): Use gcc_assert or
8385 gcc_unreachable, as appropriate.
8386 (*movsi_1, *movqi_1, reload_outqi, *movdi_1_rex64, *pushsf,
8387 *pushsf_rex64, *truncxfsf2_mixed, *truncxfsf2_i387,
8388 *truncxfdf2_mixed, *truncxfdf2_i387, *adddi_1_rex64,
8389 *adddi_2_rex64, *adddi_3_rex64, *adddi_4_rex64, *adddi_5_rex64,
8390 *addsi_1, addsi_1_zext, *addsi_2, *addsi_2_zext, *addsi_3,
8391 *addsi_3_zext, *addsi_4, *addsi_5, *addhi_1_lea, *addhi_1,
8392 *addhi_2, *addhi_3, *addhi_4, *addhi_5, *addqi_1_lea, *addqi_1,
8393 *addqi_1_slp, *addqi_2, *addqi_3, *addqi_4, *addqi_5, addqi_ext_1,
8394 *addqi_ext_1_rex64, *anddi_1_rex64, *andsi_1, *andhi_1,
8395 *ashldi3_1_rex64, *ashldi3_cmp_rex64, *ashlsi3_1, *ashlsi3_1_zext,
8396 *ashlsi3_cmp, *ashlsi3_cmp_zext, *ashlhi3_1_lea, *ashlhi3_1,
8397 *ashlhi3_cmp, *ashlqi3_1_lea, *ashlqi3_1, *ashlqi3_cmp,
8398 pro_epilogue_adjust_stack_1, pro_epilogue_adjust_stack_rex64,
8399 pro_epilogue_adjust_stack_rex64_2, prefetch, *prefetch_sse,
8400 *prefetch_sse_rex): Likewise.
8401 * config/i386/predicates.md (x86_64_immediate_operand,
8402 x86_64_zext_immediate_operand, symbolic_operand,
8403 no_seg_address_operand, aligned_operand,
8404 memory_displacement_operand): Likewise.
8405 * config/i386/sse.md (*mov<mode>_internal,
8406 *movv2df_internal): Likewise.
8408 2005-04-22 Jan Hubicka <jh@suse.cz>
8410 * Makefile.in (ipa.o, ipa-inline.o): New files.
8411 * cgraph.h (cgraph_remove_unreachable_nodes, cgraph_postorder,
8412 cgraph_decide_inlining_incrementally, cgraph_clone_inlined_nodes,
8413 cgraph_mark_inline_edge, cgraph_default_inline_p): Declare.
8414 * cgraphunit.c (cgraph_default_inline_p,
8415 cgraph_decide_inlining_incrementally, ncalls_inlined,
8416 nfunctions_inlined, initial_insns, overall_insns,
8417 cgraph_estimate_size_after_inlining, cgraph_estimate_growth,
8418 cgraph_clone_inlined_nodes, cgraph_mark_inline_edge,
8419 cgraph_mark_inline, cgraph_check_inline_limits,
8420 cgraph_default_inline_p, cgraph_recursive_inlining_p,
8421 update_callee_keys, lookup_recursive_calls,
8422 cgraph_decide_recursive_inlining, cgraph_set_inline_failed,
8423 cgraph_decide_inlining_of_small_functions, cgraph_decide_inlining,
8424 cgraph_decide_inlining_incrementally, cgraph_gate_inlining,
8425 pass_ipa_inline): Move to ipa-inline.c
8426 (cgraph_postorder, cgraph_remove_unreachable_nodes): Move to ipa.c
8428 * ipa-inline.c: New file.
8430 2005-04-22 Eric Botcazou <ebotcazou@libertysurf.fr>
8432 * doc/invoke.texi (SPARC options): Document that -mapp-regs
8433 is turned off by default on Solaris.
8435 2005-04-21 Roger Sayle <roger@eyesopen.com>
8437 * c-common.h (objc_build_method_signature): Update prototype.
8438 * stub-objc.c (objc_build_method_signature): Update the stub
8439 implementation to accept and ignore additional parameter.
8440 * c-parser.c (c_parser_objc_method_decl): Reorgnize to pass
8441 the value of ellipsis to objc_build_method_signature instead
8442 of setting TREE_OVERFLOW on the parms TREE_LIST node.
8444 2005-04-21 Geoffrey Keating <geoffk@apple.com>
8446 * config/rs6000/rs6000-protos.h (rs6000_emit_sync): New.
8447 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Use
8448 gen_rtx_* not gen_rtx_fmt_*.
8449 (rs6000_emit_vector_select): Likewise.
8450 (rs6000_emit_sync): New.
8451 * config/rs6000/rs6000.md (GPR, INT, INT1): New mode macros.
8452 (larx, stcx, cmp): New mode substitutions.
8453 (UNSPEC_SYNC, UNSPEC_SYNC_OP, UNSPEC_SYNC_SWAP, UNSPEC_LWSYNC,
8454 UNSPEC_ISYNC): New constants.
8455 (rlwinm): Give name.
8456 (memory_barrier, isync, lwsync): New insns.
8457 (sync_compare_and_swap<mode>, sync_lock_test_and_set<mode>): New insn.
8458 (sync_lock_release<mode>): New expander.
8459 (sync_add<mode>, sync_sub<mode>, sync_ior<mode>, sync_and<mode>,
8460 sync_xor<mode>, sync_nand<mode>, sync_old_add<mode>,
8461 sync_old_sub<mode>, sync_old_ior<mode>, sync_old_and<mode>,
8462 sync_old_xor<mode>, sync_old_nand<mode>, sync_new_add<mode>,
8463 sync_new_sub<mode>, sync_new_ior<mode>, sync_new_and<mode>,
8464 sync_new_xor<mode>, sync_new_nand<mode>): New expanders.
8465 (sync_add<mode>_internal, sync_addshort_internal,
8466 sync_sub<mode>_internal, sync_andsi_internal, sync_anddi_internal,
8467 sync_boolsi_internal, sync_booldi_internal, sync_boolc<mode>_internal,
8468 sync_boolc<mode>_internal2, sync_boolcc<mode>_internal): New insns.
8470 * doc/md.texi (Standard Names): sync_compare_and_swap's operand 0
8471 is the memory before, not after, the operation. Clarify
8472 barrier requirements.
8474 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8476 * cfghooks.h (struct cfg_hooks): Reword comments to avoid 'abort'.
8477 * lambda.h (lambda_vector_min_nz): Likewise.
8478 * langhooks.h (struct lang_hooks_for_types,
8479 struct lang_hooks): Likewise.
8480 * output.h (assemble_integer, this_is_asm_operands): Likewise.
8483 * tree-flow-inline.h (relink_imm_use): Use gcc_assert.
8485 * optabs.c (prepare_cmp_insn, emit_cmp_and_jump_insns): Reword
8486 comments to avoid 'abort'. Use gcc_assert as necessary.
8487 * opts.c (common_handle_option): Likewise.
8488 * pretty-print.c (pp_base_format_text): Likewise.
8489 * print-rtl.c (print_rtx): Likewise.
8490 * read-rtl.c (read_rtx_filename, read_rtx_1): Likewise.
8491 * regmove.c (try_auto_increment): Likewise.
8492 * reload.c (find_valid_class, find_reloads_toplev,
8493 find_equiv_reg): Likewise.
8494 * reload1.c (reload, forget_old_reloads_1, function_invariant_p,
8495 merge_assigned_reloads): Likewise.
8496 * tree-inline.c (inline_forbidden_p_1,
8497 estimate_num_insns_1): Likewise.
8498 * tree-optimize.c (execute_todo): Likewise.
8499 * tree-outof-ssa.c (eliminate_phi): Likewise.
8500 * tree-ssa-alias.c (add_pointed_to_expr): Likewise.
8501 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Likewise.
8502 * tree-ssa-operands.c (parse_ssa_operands,
8503 get_indirect_ref_operands, create_ssa_artficial_load_stmt): Likewise.
8504 * tree-ssa-pre.c (find_or_generate_expression): Likewise.
8505 * tree-ssanames.c (release_ssa_name): Likewise.
8506 * tree.c (int_bit_position, int_byte_position, tree_low_cst,
8507 walk_tree): Likewise.
8509 * tree-ssa-operands.c (verify_abort): Fold into ..
8510 (verify_imm_links): ... here.
8512 2005-04-21 Richard Henderson <rth@redhat.com>
8514 * config/alpha/sync.md (sync_new_nand<I48MODE>): Fix constraints
8515 on non-memory operand for previous inversion.
8517 2005-04-21 Devang Patel <dpatel@apple.com>
8519 PR optimization/20994
8520 * tree-if-conv.c (find_phi_replacement_condition): Avoid generating
8521 x = !(a == b) : p , q;.
8522 (pass_if_conversion): Verify stmts and flow.
8524 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8526 * optabs.c (gen_conditional_trap): Restore #define.
8528 * alias.c (true_dependence): Remove 'abort' from comments. Use
8529 gcc_assert and gcc_unreachable as appropriate.
8530 (canon_true_dependence): Likewise.
8531 * bb-reorder.c (connect_traces): Likewise.
8532 * c-common.c (c_add_case_label): Likewise.
8533 * c-decl.c (finish_function): Likewise.
8534 * caller-save.c (insert_restore, insert_save): Likewise.
8535 * cfg.c (update_bb_profile_for_threading): Likewise.
8536 * cfganal.c (flow_active_insn_p): Likewise.
8537 * cfgexpand.c (add_reg_br_prob_note): Likewise.
8538 * cfgrtl.c (rtl_redirect_edge_and_branch_force, rtl_split_edge,
8539 cfg_layout_merge_blocks): Likewise.
8540 * ifcvt.c (cond_exec_process_insns, merge_if_block,
8541 find_if_block): Likewise.
8542 * integrate.c (allocate_initial_values): Likewise.
8543 * jump.c (reverse_condition, reverse_condition_maybe_unordered,
8544 swap_condition, unsigned_condition, signed_condition,
8545 mark_jump_label, invert_jump_1, rtx_renumbered_equal_p,
8546 reg_or_subregno): Likewise.
8547 * lambda-code.c (lambda_compute_auxillary_space,
8548 lambda_transform_legal_p): Likewise.
8549 * lambda-mat.c (lambda_matrix_inverse_hard): Likewise.
8550 * langhooks.c (lhd_set_decl_assembler_name, lhd_type_promotes_to,
8551 lhd_incomplete_type_error, lhd_expand_expr,
8552 lhd_types_compatible_p, lhd_tree_size): Likewise.
8553 * lcm.c (create_pre_exit, optimize_mode_switching): Likewise.
8554 * local-alloc.c (update_equiv_regs): Likewise.
8555 * loop-unroll.c (peel_loop_completely
8556 unroll_loop_constant_iterations, unroll_loop_runtime_iterations,
8557 peel_loop_simple, unroll_loop_stupid,
8558 analyze_iv_to_split_insn): Likewise.
8559 * loop.c (gen_prefetch, find_and_verify_loops,
8560 basic_induction_var): Likewise.
8561 * modulo-sched.c (normalize_sched_times, check_nodes_order): Likewise.
8562 * value-prof.c (tree_find_values_to_profile): Likewise.
8563 * varasm.c (named_section, default_assemble_integer,
8564 decode_addr_const): Likewise.
8566 2005-04-21 Alan Modra <amodra@bigpond.net.au>
8567 Fariborz Jahanian <fjahanian@apple.com>
8569 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Fix size of
8570 portion of argument passed in fpr.
8571 * expr.c (emit_push_insn): Fix computation of 'offset' used to
8572 decide on partial argument save on stack.
8574 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8576 * config/sparc/predicates.md, config/sparc/sparc.md: Fix
8579 2005-04-21 Jan Hubicka <jh@suse.cz>
8581 * cgraphunit.c: Include tree-pass.h
8582 (cgraph_decide_recursive_inlining,
8583 cgraph_decide_inlining_of_small_function, cgraph_set_inline_failed,
8584 cgraph_decide_inlining): Dump goes to dump_file.
8585 (cgraph_optimize): Call ipa passes instead of inliner.
8586 (cgraph_gate_inlining, pass_ipa_inline): New.
8587 * tree-optimize.c (all_ipa_passes): New static variable.
8588 (register_one_dump_file): Dead with IPA passes.
8589 (register_dump_files): Likewise.
8590 (init_tree_optimization_passes): Initialize IPA passes.
8591 (execute_todo): Do cgraph dump when asked to, do not dump function body
8593 * tree-pass.h (TODO_dump_cgraph): New macro.
8594 (ipa_passes): Declare.
8595 * Makefile.in (cgraphunit.o): Add dependency on cgraphunit.h
8597 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8599 * config/i386/i386.c (type_natural_mode): Use gcc_unreachable and
8600 gcc_assert instead of abort.
8601 (classify_argument, examine_argument, construct_container,
8602 contains_128bit_aligned_vector_p, ix86_check_movabs,
8603 standard_80387_constant_opcode, standard_80387_constant_rtx,
8604 ix86_initial_elimination_offset, ix86_compute_frame_layout,
8605 pro_epilogue_adjust_stack, ix86_expand_epilogue,
8606 ix86_address_cost, legitimate_address_p, legitimize_pic_address,
8607 legitimize_tls_address, output_pic_addr_const,
8608 i386_output_dwarf_dtprel, put_condition_code, print_reg,
8609 get_some_local_dynamic_name, print_operand, print_operand_address,
8610 output_387_binary_op, emit_i387_cw_initialization,
8611 output_fix_trunc, output_fp_compare, ix86_output_addr_vec_elt,
8612 ix86_expand_clear, ix86_expand_binary_operator,
8613 ix86_expand_unary_operator, ix86_match_ccmode, ix86_cc_mode,
8614 ix86_cc_modes_compatible, ix86_fp_comparison_codes,
8615 ix86_fp_comparison_arithmetics_cost, ix86_expand_fp_compare,
8616 ix86_expand_branch, ix86_expand_setcc,
8617 ix86_expand_carry_flag_compare, ix86_expand_fp_movcc,
8618 ix86_expand_int_addcc, ix86_split_to_parts, ix86_split_long_move,
8619 ix86_expand_movmem, ix86_expand_call, assign_386_stack_local,
8620 memory_address_length, ix86_attr_length_immediate_default,
8621 ix86_attr_length_address_default, ix86_agi_dependant,
8622 x86_initialize_trampoline, ix86_init_mmx_sse_builtins,
8623 ix86_expand_binop_builtin, ix86_force_to_memory,
8624 ix86_secondary_memory_needed, ix86_avoid_jump_misspredicts,
8625 x86_emit_floatuns): Likewise.
8626 * config/i386/netware.c (gen_regparm_prefix,
8627 i386_nlm_strip_name_encoding): Likewise.
8628 * config/i386/winnt.c (i386_pe_mark_dllexport): Likewise.
8630 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8632 * optabs.c (gen_condiational_trap): Remove #define.
8633 (add_equal_note): Assertify. Remove explicit indirection from
8634 call via function pointer.
8635 (expand_ternary_op, expand_simple_binop, expand_binop,
8636 expand_twoval_unop, expand_twoval_binop,
8637 expand_twoval_binop_libfunc, expand_simple_unop expand_unop,
8638 emit_unop_insn, emit_no_conflict_block, prepare_cmp_insn,
8639 prepare_operand emit_cmp_and_jump_insn_1, emit_cmp_and_jump_insns,
8640 prepare_float_lib_cmp, emit_conditional_move,
8641 emit_conditional_add, gen_add2_insn, gen_add3_insn,
8642 have_add2_insn, gen_sub2_insn, gen_sub3_insn, have_sub2_insn,
8643 expand_float, expand_fix, debug_optab_libfuncs, gen_cond_trap,
8644 vector_compare_rtx, expand_vec_cond_expr): Likewise.
8646 2005-04-21 Nathan Sidwell <nathan@codesourcery.com>
8648 * vec.h: Update API to separate allocation mechanism from type.
8649 (VEC_safe_grow): New.
8650 * vec.c (calculate_allocation): New.
8651 (vec_gc_o_reserve, vec_heap_o_reserve): Adjust.
8652 (vec_gc_free, vec_heap_free): Remove.
8653 * gengtype-lex.l (DEF_VEC_): Process mult-argument macros. Adjust.
8655 (mangle_macro_name): New.
8656 (struct macro_def): New.
8657 (struct macro): Add multiple argument values.
8658 (macro_expans_end): New.
8659 (push_macro_expansion): Chain on new macro. Process multiple
8660 args, create follow on expansion. Return follow on argument.
8661 (macro_input): Deal with multiple arguments.
8663 * tree.h: Define VEC(tree,heap) and VEC(tree,gc).
8664 (struct tree_binfo): Adjust.
8665 * basic-block.h: Define VEC(edge,gc).
8666 (struct edge_def): Adjust.
8667 (struct basic_block_def, struct edge_iterator): Likewise.
8668 (ei_container, ei_start_1, ei_last_1): Likewise.
8669 * cfg.c (connect_src, connect_dest): Likewise.
8670 * cfgrtl.c (force_nonfallthru_and_redirect)
8671 * dbxout.c (dbxout_type)
8672 * dwarf2out.c (gen_member_die)
8673 * lambda-code.c: Define VEC(int,gc), VEC(lambda_loop,gc).
8674 (gcc_tree_to_linear_expression): Adjust.
8675 (gcc_loop_to_lambda_loop, gcc_loopnest_to_lambda_loopnest,
8676 lbv_to_gcc_expression, lle_to_gcc_expression,
8677 lambda_loopnest_to_gcc_loopnest, can_convert_to_perfect_nest,
8678 perfect_nestify): Likewise.
8679 * lambda.h (gcc_loopnest_to_lambda_loopnest,
8680 lambda_loopnest_to_gcc_loopnest): Adjust prototypes.
8681 * profile.c (instrument_values): Adjust.
8682 * tree-cfg.c (modified_noreturn_calls): Adjust.
8683 (remove_fallthru_edge): Likewise.
8684 * tree-dump.c (dequeue_and_dump): Adjust.
8685 * tree-flow-inline.h (mark_stmt_modified): Adjust.
8686 * tree-flow.h (modified_noreturn_calls): Adjust.
8687 (tree_on_heap): Remove. (yay!)
8688 (register_new_def): Adjust.
8689 * tree-into-ssa.c: Define VEC(int,heap).
8690 (block_defs_stack): Adjust.
8691 (find_idf, insert_phi_nodes, register_new_def,
8692 rewrite_initialize_block, rewrite_finalize_block,
8693 register_new_update_single, rewrite_update_init_block,
8694 rewrite_update_fini_block, rewrite_blocks,
8695 ssa_rewrite_finalize_block, ssa_register_new_def,
8696 ssa_rewrite_initialize_block, rewrite_ssa_into_ssa): Likewise.
8697 * tree-loop-linear.c (linear_transform_loops): Adjust.
8698 * tree-ssa-alias.c: Define VEC(fieldoff_t,heap).
8699 (push_fields_onto_fieldstack, create_overlap_variables_for): Adjust.
8700 * tree-ssa-dom.c (avail_exprs_stack, block_defs_stack,
8701 stmts_to_rescan, const_and_copies_stack, nonzero_vars_stack,
8702 vrp_variables_stack): Adjust declarations.
8703 (tree_ssa_dominator_optimize): Adjust.
8704 (dom_opt_initialize_block, remove_local_expressions_from_table,
8705 restore_nonzero_vars_to_original_value,
8706 restore_vars_to_original_value,
8707 restore_currdefs_to_original_value, dom_opt_finalize_block,
8708 record_var_is_nonzero, record_cond, record_const_or_copy_1,
8709 optimize_stmt, update_rhs_and_lookup_avail_expr,
8710 lookup_avail_expr, record_range): Likewise.
8711 * tree-ssa-pre.c: Define VEC(basic_block,heap).
8712 (compute_antic_aux): Adjust.
8713 (inserted_exprs, create_expression_by_pieces,
8714 insert_into_preds_of_block, eliminate, mark_operand_necessary,
8715 remove_dead_inserted_code, fini_pre): Likewise.
8716 * tree-ssa-propagate.c (interesting_ssa_edges): Adjust.
8717 (varying_ssa_edges, add_ssa_edge, process_ssa_edge_worklist.
8718 ssa_prop_init): Likewise.
8719 * tree-ssa.c: Define VEC(bitmap,heap).
8720 (verify_name_tags): Adjust.
8721 * value-prof.c (rtl_divmod_values_to_profile): Adjust.
8722 (insn_prefetch_values_to_profile, rtl_find_values_to_profile,
8723 tree_divmod_values_to_profile, tree_find_values_to_profile,
8724 value_profile_transformations): Likewise.
8725 * value-prof.h: Define VEC(histogram_value,heap).
8726 * varasm.c: Remove alias_pair pointer typedef, define
8728 (finish_aliases_1, finish_aliases_2, assemble_alias): Adjust.
8730 * config/pa/pa.c (typedef extern_symbol): Typedef the structure,
8731 not a pointer to it. Create an object vector.
8732 (extern_symbols): Turn into an object vector.
8733 (pa_hpux_asm_output_external, pa_hpux_file_end): Adjust.
8735 2005-04-21 Sebastian Pop <pop@cri.ensmp.fr>
8738 * Makefile.in (tree-chrec.o): Depend on params.h.
8739 * params.def (PARAM_SCEV_MAX_EXPR_SIZE): New parameter with
8741 * tree-chrec.c: Depend on params.h. Replace build with buildN,
8742 and fold build with fold_buildN.
8743 (chrec_fold_plus_1): Fail with a chrec_don_know when the size of
8744 the expression exceeds PARAM_SCEV_MAX_EXPR_SIZE.
8745 (tree_contains_chrecs): Compute an estimation of the size of the
8747 * tree-chrec.h (tree_contains_chrecs): Modify its declaration.
8748 (tree_does_not_contain_chrecs): Update the use of tree_contains_chrecs.
8749 * tree-scalar-evolution.c (simple_iv): Ditto.
8750 * doc/invoke.texi (scev-max-expr-size): Documented.
8752 2005-04-21 Richard Sandiford <rsandifo@redhat.com>
8754 * config.gcc (*-*-darwin*): Add darwin.opt to $extra_options.
8755 (i[34567]86-pc-msdosdjgpp*): Likewise i386/djgpp.opt.
8756 (i[34567]86-*-lynxos*, powerpc-*-lynxos*): Likewise lynx.opt.
8757 (i[34567]86-*-sco3.2v5*): Likewise i386/sco5.opt.
8758 (i[34567]86-*-pe, i[34567]86-*-cygwin*, i[34567]86-*-mingw32*)
8759 (i[34567]86-*-uwin*): Likewise i386/cygming.opt.
8760 * config/darwin.h (darwin_one_byte_bool, darwin_fix_and_continue)
8761 (darwin_fix_and_continue_switch, SUBTARGET_OPTIONS): Delete.
8762 * config/darwin.c (darwin_one_byte_bool, darwin_fix_and_continue)
8763 (darwin_fix_and_continue_switch): Delete.
8764 * config/lynx.h (SUBTARGET_OS_LYNX_SWITCHES): Delete.
8765 (SUBTARGET_SWITCHES): Delete.
8766 * config/i386/i386.h (target_flags, MASK_80387, MASK_RTD)
8767 (MASK_ALIGN_DOUBLE, MASK_SVR3_SHLIB, MASK_IEEE_FP, MASK_FLOAT_RETURNS)
8768 (MASK_NO_FANCY_MATH_387, MASK_OMIT_LEAF_FRAME_POINTER)
8769 (MASK_STACK_PROBE, MASK_NO_ALIGN_STROPS, MASK_INLINE_ALL_STROPS)
8770 (MASK_NO_PUSH_ARGS, MASK_ACCUMULATE_OUTGOING_ARGS, MASK_MMX)
8771 (MASK_SSE, MASK_SSE2, MASK_SSE3, MASK_3DNOW, MASK_3DNOW_A)
8772 (MASK_128BIT_LONG_DOUBLE, MASK_64BIT, MASK_MS_BITFIELD_LAYOUT)
8773 (MASK_TLS_DIRECT_SEG_REFS, MASK_NO_RED_ZONE, TARGET_80387)
8774 (TARGET_RTD, TARGET_ALIGN_DOUBLE, TARGET_PUSH_ARGS)
8775 (TARGET_ACCUMULATE_OUTGOING_ARGS, TARGET_SVR3_SHLIB, TARGET_IEEE_FP)
8776 (TARGET_128BIT_LONG_DOUBLE, TARGET_NO_FANCY_MATH_387)
8777 (TARGET_USE_FANCY_MATH_387, TARGET_OMIT_LEAF_FRAME_POINTER)
8778 (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Delete.
8779 (TARGET_FLOAT_RETURNS_IN_80387): Make an alias of TARGET_FLOAT_RETURNS.
8780 (TARGET_64BIT): Undef before redefining.
8781 (TARGET_TLS_DIRECT_SEG_REFS, TARGET_STACK_PROBE)
8782 (TARGET_ALIGN_STRINGOPS, TARGET_INLINE_ALL_STRINGOPS, TARGET_SSE)
8783 (TARGET_SSE2, TARGET_SSE3, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A)
8784 (TARGET_RED_ZONE, TARGET_USE_MS_BITFIELD_LAYOUT, TARGET_SWITCHES)
8785 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS)
8786 (ix86_fpmath_string, ix86_tls_dialect_string, ix86_cmodel_string)
8787 (ix86_asm_string, ix86_regparm, ix86_regparm_string)
8788 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8789 (ix86_debug_arg_string, ix86_debug_addr_string)
8790 (ix86_align_loops_string, ix86_align_jumps_string)
8791 (ix86_align_funcs_string): Delete.
8792 * config/i386/cygming.h (MASK_NOP_FUN_DLLIMPORT)
8793 (TARGET_NOP_FUN_DLLIMPORT, SUBTARGET_SWITCHES): Delete.
8794 * config/i386/djgpp.h (MASK_BNU210, SUBTARGET_SWITCHES): Delete.
8795 (SUBTARGET_OVERRIDE_OPTIONS): Check TARGET_BNU210.
8796 * config/i386/lynx.h (SUBTARGET_SWITCHES): Delete.
8797 * config/i386/sco5.h (MASK_COFF, TARGET_ELF)
8798 (SUBTARGET_SWITCHES): Delete.
8799 * config/i386/i386.c (ix86_debug_arg_string): Delete.
8800 (ix86_debug_addr_string): Delete.
8801 (ix86_cmodel_string, ix86_asm_string, ix86_tls_dialect_string)
8802 (ix86_fpmath_string, ix86_regparm_string, ix86_regparm)
8803 (ix86_align_loops_string, ix86_align_jumps_string)
8804 (ix86_preferred_stack_boundary_string, ix86_branch_cost_string)
8805 (ix86_align_funcs_string): Make static.
8806 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
8807 (ix86_handle_option): New function.
8808 (TARGET_USE_MS_BITFIELD_LAYOUT): Delete.
8809 (ix86_ms_bitfield_layout_p): Check TARGET_MS_BITFIELD_LAYOUT.
8810 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Remove handling
8811 of darwin_fix_and_continue_switch.
8812 (darwin_one_byte_bool): Delete.
8813 * config/rs6000/lynx.h (EXTRA_SUBTARGET_SWITCHES): Delete.
8814 * config/rs6000/rs6000.c (rs6000_override_options): Update assignment
8815 to darwin_one_byte_bool.
8816 * config/darwin.opt, config/lynx.opt, config/i386/cygming.opt,
8817 * config/i386/djgpp.opt, config/i386/i386.opt,
8818 * config/i386/sco5.opt: New files.
8820 2005-04-21 Eric Botcazou <ebotcazou@libertysurf.fr>
8822 * config/sparc/sparc.c (reg_or_0_operand, const1_operand,
8823 fp_zero_operand, fp_register_operand, intreg_operand,
8824 fcc_reg_operand, fcc0_reg_operand, icc_or_fcc_reg_operand,
8825 call_operand, call_operand_address, tgd_symbolic_operand,
8826 tld_symbolic_operand, tie_symbolic_operand, tle_symbolic_operand,
8827 symbolic_operand, symbolic_memory_operand, label_ref_operand,
8828 sp64_medium_pic_operand, data_segment_operand,
8829 text_segment_operand, splittable_symbolic_memory_operand,
8830 reg_or_nonsymb_mem_operand, splittable_immediate_memory_operand,
8831 eq_or_neq, normal_comp_operator, noov_compare_op,
8832 noov_compare64_op, v9_regcmp_op, extend_op, cc_arithop,
8833 cc_arithopn, arith_operand, arith_4096_operand, arith_add_operand,
8834 const64_operand, const64_high_operand, arith11_operand,
8835 arith10_operand, arith_double_operand, arith_double_4096_operand,
8836 arith_double_add_operand, arith11_double_operand,
8837 arith10_double_operand, small_int, small_int_or_double,
8838 uns_small_int, uns_arith_operand, clobbered_register,
8839 input_operand, compare_operand): Delete.
8840 (sparc_emit_set_const32): Use predicates in assertion. Remove special
8841 code for TARGET_ARCH64 && HOST_BITS_PER_WIDE_INT != 64.
8842 (sparc_emit_set_const64): Call gcc_unreachable if H_B_P_W_I == 32.
8843 (GEN_HIGHINT64, GEN_INT64): Delete.
8844 (sparc_emit_set_safe_HIGH64, gen_safe_SET64, gen_safe_OR64,
8845 gen_safe_XOR64): Adjust for above deletion.
8846 (sparc_emit_set_const64): Support only H_B_P_W_I == 64 and CONST_INTs.
8847 Use 'unsigned HOST_WIDE_INT' instead of 'long' for bitmask.
8848 (legitimate_constant_p): Use const_zero_operand instead.
8849 (sparc_extra_constraint_check): Likewise.
8850 * config/sparc/sparc.h (CONST_DOUBLE_OK_FOR_LETTER_P): Remove 'O'.
8851 (PREFERRED_RELOAD_CLASS): Use const_zero_operand.
8852 (PREDICATE_CODES): Delete.
8853 * config/sparc/sparc.md: Include predicates.md.
8854 (All patterns): Adjust for new predicate names.
8855 (cmpdi, cmpdi_sp64): Use arith_operand predicate.
8856 (movhi_const64_special, movsi_const64_special): Add 'K' constraint.
8857 (movdi): Use general_operand predicate.
8858 (movdi_sp64_dbl): Delete.
8859 (movdi_const64_special): Add 'N' constraint.
8860 (movdicc): Use arith10_operand predicate.
8861 (movdi_cc_sp64, movdi_cc_sp64_trunc): Use arith11_operand predicate.
8862 (movdi_cc_reg_sp64): Use arith10_operand predicate.
8863 (movdi_cc_reg_sp64_trunc): Delete.
8864 (cmp_zero_extract, cmp_zero_extract_sp64): Use small_int_operand.
8865 (adddi3_sp64, cmp_ccx_plus, cmp_ccx_plus_set): Use arith_operand.
8866 (subdi3_sp32): Delete.
8867 (subdi3_insn_sp32): Change to define_insn_and_split.
8868 (subdi3_sp64, cmp_minus_ccx, cmp_minus_ccx_set): Use arith_operand.
8869 (muldi3, muldi3_sp64, muldi3_v8plus): Likewise.
8870 (smulsi3_highpart_v8plus, const_smulsi3_highpart_v8plus,
8871 umulsi3_highpart_v8plus, const_umulsi3_highpart_v8plus): Use
8872 small_int_operand predicate.
8873 (divdi3, udivdi3): Use arith_operand predicate.
8874 (udivsi3, udivsi3_sp32, udivsi3_sp64): Use nonimmediate_operand.
8875 (and<V64I>3_sp64, ior<V64I>3_sp64, xor<V64I:mode>3_sp64,
8876 xor_not_<V64I:mode>_sp64) : Use arith_operand predicate.
8877 (xordi3_sp64_dbl): Delete.
8878 (cmp_ccx_arith_op, cmp_ccx_arith_op_set, cmp_ccx_xor_not,
8879 cmp_ccx_xor_not_set, cmp_ccx_arith_op_not, cmp_ccx_arith_op_not_set,
8880 cmp_ccx_neg, cmp_ccx_set_neg, one_cmpl<V64I>2_sp64, cmp_ccx_not,
8881 cmp_ccx_set_not): Use arith_operand predicate.
8882 (ashrsi3_extend2, lshrsi3_extend2 et al.): Use small_int_operand.
8883 * config/sparc/predicates.md: New file.
8885 2005-04-21 Kazu Hirata <kazu@cs.umass.edu>
8887 PR tree-optimization/14846
8888 * fold-const.c (fold_single_bit_test_into_sign_test): New,
8890 (fold_single_bit_test): ... here.
8891 (fold_binary): Call fold_single_bit_test_into_sign_test
8892 instead of fold_single_bit_test.
8894 2005-04-20 James E Wilson <wilson@specifixinc.com>
8897 * dwarf2out.c (gen_variable_die): Don't emit a specification if this
8898 is another declaration.
8900 2005-04-21 Hans-Peter Nilsson <hp@axis.com>
8902 * config/cris/predicates.md: New file.
8903 * config/cris/cris-protos.h (cris_store_multiple_op_p)
8904 (cris_movem_load_rest_p): Declare.
8905 * config/cris/cris.c (cris_store_multiple_op): Return bool, not int.
8906 (cris_movem_load_rest_p): Ditto. Globalize.
8907 (cris_bdap_operand, cris_bdap_biap_operand,
8908 cris_orthogonal_operator, cris_commutative_orth_op,
8909 cris_operand_extend_operator,
8910 cris_additive_operand_extend_operator, cris_extend_operator,
8911 cris_plus_or_bound_operator, cris_mem_op,
8912 cris_general_operand_or_symbol,
8913 cris_general_operand_or_gotless_symbol,
8914 cris_general_operand_or_plt_symbol, cris_mem_call_operand,
8915 cris_load_multiple_op): Remove predicate functions.
8916 (cris_symbol, cris_gotless_symbol) <case UNSPEC>: Return 0, don't
8917 abort, for UNSPECs other than CRIS_UNSPEC_PLT.
8918 * config/cris/cris.h (PREDICATE_CODES): Don't define.
8919 * config/cris/cris.md: Include predicates.md.
8920 ("call", "call_value"): Generate CONSTs of Pmode, not VOIDmode.
8922 2005-04-20 Ian Lance Taylor <ian@airs.com>
8924 * c-common.def: Remove STMT_EXPR (moved to cp/cp-tree.def).
8925 * c-common.h (STMT_EXPR_STMT): Don't define.
8926 (STMT_EXPR_NO_SCOPE): Don't define.
8927 * c-dump.c (c_dump_tree): Don't handle STMT_EXPR.
8928 * c-pretty-print.c (pp_c_primary_expression): Likewise.
8929 (pp_c_expression): Likewise.
8931 2005-04-20 Richard Henderson <rth@redhat.com>
8934 * config/i386/mmx.md (push<MMXMODE>1): Fix predicate thinko.
8936 2005-04-20 Jeff Law <law@redhat.com>
8938 * reload1.c (reload): Ignore equivalences between pseudos and
8941 2005-04-20 Joseph S. Myers <joseph@codesourcery.com>
8944 * c-tree.h (struct c_label_list): Update comment.
8945 (struct c_label_context): Rename to struct c_label_context_se.
8946 (label_context_stack): Rename to label_context_stack_se.
8947 (C_DECL_UNJUMPABLE_VM, C_DECL_UNDEFINABLE_VM, struct
8948 c_label_context_vm, label_context_stack_vm, c_begin_vm_scope,
8949 c_end_vm_scope): New.
8950 (C_DECL_DECLARED_BUILTIN, C_DECL_USED): Use FUNCTION_DECL_CHECK.
8951 * c-decl.c (pop_scope): Call c_end_vm_scope.
8952 (pushdecl): Call c_begin_vm_scope for variably modified
8954 (define_label): Check for jumping into scope of identifier with
8955 variably modified type. Push label on stack for those defined at
8956 current context of identifiers with variably modified type.
8957 (start_function): Create stack level for context of identifiers
8958 with variably modified type.
8959 (finish_function): Pop stack level for context of identifiers with
8960 variably modified type.
8961 * c-typeck.c (label_context_stack): Rename to
8962 label_context_stack_se.
8963 (label_context_stack_vm, c_begin_vm_scope, c_end_vm_scope): New.
8964 (c_finish_goto_label): Check for jumping into scope of identifier
8965 with variably modified type. Push label on stack for those jumped
8966 to from current context of identifiers with variably modified
8968 (struct c_switch): Add blocked_vm.
8969 (c_start_case): Initialize blocked_vm.
8970 (do_case): Check blocked_vm.
8971 (c_finish_case): Add comment.
8972 (c_begin_stmt_expr, c_finish_stmt_expr): Update for renamed
8973 variable label_context_stack.
8975 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8977 * tree-ssa-phiopt.c (tree_ssa_phi_opt): Update calls to
8978 conditional_replacement, value_replacement, abs_replacement,
8980 (replace_phi_edge_with_variable): Remove argument BB.
8981 (conditional_replacement, value_replacement,
8982 minmax_replacement, abs_replacement): Remove argument PHI_BB.
8983 Update a call to replace_phi_edge_with_variable.
8985 * tree-ssa-phiopt.c: Fix comments.
8987 2005-04-20 Michael Matz <matz@suse.de>
8990 * reload.c (push_reload, find_dummy_reload): Check for uninitialized
8993 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
8995 * tree-ssa-phiopt.c: Fix comment typos.
8997 PR tree-optimization/21116
8998 * tree-ssa-phiopt.c: Fix a typo.
9000 2005-04-19 Richard Henderson <rth@redhat.com>
9002 * builtins.c (expand_builtin_sync_operation): Revert last change.
9003 * optabs.c (expand_bool_compare_and_swap): Compare vs old value,
9005 (expand_compare_and_swap_loop): Likewise.
9006 (expand_sync_operation): Remove fallback from NAND to AND; invert
9007 memory operand when expanding from cmpxchg.
9008 (expand_sync_fetch_operation): Likewise.
9009 * doc/extend.texi (Atomic Builtins): Fix docs for nand and
9012 * config/alpha/alpha.c (alpha_split_atomic_op): Invert memory operand
9013 when implementing NAND. Fix double-add for AFTER.
9014 * config/alpha/sync.md (sync_nand<I48MODE>): Invert memory operand.
9015 (sync_old_nand<I48MODE>, sync_new_nand<I48MODE>): Likewise.
9016 (sync_compare_and_swap<I48MODE>): Fix compare vs zero. Return old
9018 (sync_lock_test_and_set<I48MODE>): Remove extra label and last
9021 * config/i386/sync.md (sync_compare_and_swap<IMODE>): Fix pattern
9022 to return old memory value.
9023 (sync_compare_and_swap_cc<IMODE>): Likewise.
9025 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Early
9026 return pre-reload. Don't consider output or anti dependencies.
9027 * config/ia64/sync.md (IMODE): New.
9028 (modesuffix): Add QI and HI.
9029 (memory_barrier): Simplify expansion.
9030 (sync_compare_and_swap<IMODE>): Use IMODE, not I48MODE.
9031 (cmpxchg_acq_<IMODE>): Likewise.
9032 (sync_lock_test_and_set<IMODE>): Likewise.
9033 (sync_lock_release<IMODE>): Likewise.
9035 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
9037 * fold-const.c (fold_binary): Fold ~(X ^ Y) to ~X ^ Y or X ^ ~Y if
9040 2005-04-19 James A. Morrison <phython@gcc.gnu.org>
9042 * fold-const (fold_binary): Fold ~X ^ ~ Y to X ^ Y.
9044 2005-04-20 Michael Pogue <michael.pogue@sun.com>
9045 Joseph S. Myers <joseph@codesourcery.com>
9047 * c.opt (Wint-to-pointer-cast, Wpointer-to-int-cast): New options.
9048 * c-typeck.c (build_c_cast): Check these options.
9049 * doc/invoke.texi: Document these options.
9051 2005-04-20 Kazu Hirata <kazu@cs.umass.edu>
9053 * tree-ssa-phiopt.c: Update a comment about the pass.
9055 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
9057 * tree-ssa-phiopt.c, config/arm/arm.c, config/fr30/fr30.md,
9058 config/mcore/mcore.c: Fix comment typos.
9060 2005-04-19 Daniel Jacobowitz <dan@codesourcery.com>
9062 * Makefile.in (libgcc.mk): Pass GCC_FOR_TARGET.
9063 * mklibgcc.in: Use $GCC_FOR_TARGET instead of ./xgcc.
9065 2005-04-19 Paul Brook <paul@codesourcery.com>
9067 * config/arm/arm.c (arm_init_libfuncs): Clear mod optabs.
9069 2005-04-19 Andrew Haley <aph@redhat.com>
9072 * dbxout.c (dbxout_type_fields): Check DECL_IGNORED_P before
9073 looking at a field's bitpos.
9075 2005-04-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9077 * system.h (fopen, fdopen, freopen): Define these to the unlocked
9078 libiberty functions.
9080 2005-04-19 Kazu Hirata <kazu@cs.umass.edu>
9082 PR tree-optimization/21096
9083 * tree-ssa-copy.c (fini_copy_prop): Free cached_last_copy_of.
9085 2005-04-19 Alan Modra <amodra@bigpond.net.au>
9088 * config/rs6000/rs6000.c (rs6000_elf_end_indicate_exec_stack): New.
9089 * config/rs6000/linux64.h (TARGET_ASM_FILE_END): Use the above.
9091 2005-04-19 Alexandre Oliva <aoliva@redhat.com>
9093 * tree-cfg.c (dump_function_to_file): Use cfun info only if it
9094 refers to the function being dumped.
9096 2005-04-18 Daniel Jacobowitz <dan@codesourcery.com>
9098 * varasm.c (assemble_start_function): Remove reset of in_section.
9100 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9102 PR tree-optimization/21085
9103 * fold-const (fold_binary): Don't change X % -C to X % C if C has
9106 2005-04-19 Ben Elliston <bje@au.ibm.com>
9108 * doc/invoke.texi (Optimize Options): Refer to the correct
9109 optimisation flag -ftree-dominator-opts, not -ftree-dom.
9111 2005-04-18 Christopher Jaillet <christophe.jaillet@wanadoo.fr>
9113 * config/rs6000/rs6000.c (machopic_output_stub): Increase
9114 alloca argument to be big enough.
9116 2005-04-18 Alexandre Oliva <aoliva@redhat.com>
9119 * tree-cfg.c (dump_function_to_file): Do not crash if cfun or
9122 2005-04-18 Tom Tromey <tromey@redhat.com>
9124 * cgraphunit.c (cgraph_finalize_compilation_unit): Fix a comment
9127 2005-04-18 Richard Henderson <rth@redhat.com>
9129 * config/alpha/alpha.c (alpha_split_atomic_op): New.
9130 (alphaev5_insn_pipe): Add LD_L, ST_C, MB types.
9131 (alphaev4_insn_pipe): Likewise. Correct IST and LDSYM pipes.
9132 * config/alpha/alpha-protos.h: Update.
9133 * config/alpha/alpha.md (UNSPECV_MB, UNSPECV_LL, UNSPECV_SC): New.
9134 (UNSPECV_ATOMIC, UNSPECV_CMPXCHG, UNSPECV_XCHG): New.
9135 (attr type): Add ld_l, st_c, mb.
9136 (andsi_internal, andnotsi3, iorsi_internal, one_cmplsi_internal,
9137 iornotsi3, xorsi_internal, xornotsi3): New.
9138 * config/alpha/ev4.md (ev4_ld): Add ld_l.
9139 (ev4_ist_c, ev4_mb): New.
9140 * config/alpha/ev5.md (ev5_st): Add st_c, mb.
9142 * config/alpha/ev6.md (ev6_ild): Add ld_l.
9143 (ev6_ist): Add st_c.
9145 * config/alpha/sync.md: New file.
9147 2005-04-18 Richard Henderson <rth@redhat.com>
9149 * builtins.c (expand_builtin_sync_operation): Fold nand to and
9152 * optabs.c (expand_sync_operation): Fix typo expanding nand to and.
9154 2005-04-18 Devang Patel <dpatel@apple.com>
9156 * config/rs6000/atlivec.md (mulv4si3): New pattern.
9158 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9160 PR tree-optimization/20922
9161 * fold-const.c (fold_binary): Fold X - c > X and X + c < X to false.
9162 Fold X + c >= X and fold X - c <= X to true.
9164 2005-04-18 James A. Morrison <phython@gcc.gnu.org>
9166 * config/ia64/unwind-ia64.c (emergency_reg_state_free): Make an
9168 (emergency_labeled_state_free): Likewise.
9170 2005-04-18 Nick Clifton <nickc@redhat.com>
9172 * config/h8300/h8300.md (jump): Remove prescan parameter from
9173 calls to final_scan_insn.
9175 * config/arc/arc.c (arc_output_function_epilogue): Remove prescan
9176 parameter from calls to final_scan_insn.
9178 * config.gcc (m68hc12): Use the m68hc11.opt file for target
9180 (v850e, v850e1): Use the v850.opt file for target specific
9183 2005-04-18 Kazu Hirata <kazu@cs.umass.edu>
9185 PR tree-optimization/21001
9186 * tree-optimize.c (init_tree_optimization_passes): Move the
9187 first pass_forwprop immediately before pass_vrp.
9189 2005-04-17 Ian Lance Taylor <ian@airs.com>
9191 * c-common.def (SIZEOF_EXPR, ARROW_EXPR, ALIGNOF_EXPR): Remove.
9192 * c-common.c (c_sizeof_or_alignof_type): Change second parameter
9193 from enum tree_code op to bool is_sizeof.
9194 * c-common.h (c_sizeof_or_alignof_type): Update declaration.
9195 (c_sizeof, c_alignof): Update calls to c_sizeof_or_alignof_type.
9196 * c-pretty-print.c (pp_c_postfix_expression): Remove ARROW_EXPR
9198 (pp_c_unary_expression): Remove SIZEOF_EXPR and ALIGNOF_EXPR
9200 (pp_c_expression): Remove ARROW_EXPR, SIZEOF_EXPR, and
9203 2005-04-17 Ian Lance Taylor <ian@airs.com>
9205 * system.h: Poison DONT_ACCESS_GBLS_AFTER_EPILOGUE.
9207 2005-04-17 Richard Henderson <rth@redhat.com>
9209 * config/alpha/alpha.c (va_list_skip_additions): Only define if
9211 (TARGET_STDARG_OPTIMIZE_HOOK): Likewise.
9212 (alpha_stdarg_optimize_hook): Likewise. Allow for one more round
9213 of indirection through ssa names while looking for the gpr counter
9215 (alpha_setup_incoming_varargs) <TARGET_ABI_OSF>: Make use of the
9216 saved va_list_gpr_size and va_list_fpr_size.
9218 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9220 * tree-vrp.c (compare_values): Check that VAL1 and VAL2 are
9221 both pointers or both integers.
9223 * tree-vrp.c (maybe_add_assert_expr): Don't assert
9224 ASSERT_EXPRs for single-use variable.
9226 * tree-into-ssa.c: Fix a comment typo.
9228 2005-04-17 Richard Sandiford <rsandifo@redhat.com>
9230 * config/mips/iris6.h (DRIVER_SELF_SPECS): Check -march as well as
9231 -mipsN before forcing a default of -mips2.
9233 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9235 * predict.h (IS_TAKEN): Remove.
9236 * rtl.h (NOTE_PREDICTION): Likewise.
9238 * modulo-sched.c (CFG_HOOKS): Remove.
9240 * c-parser.c (N_C_TTYPES): Remove.
9242 * tree-flow-inline.h (get_stmt_operands): Remove.
9243 * lambda-code.c, tree-ssa-loop-unswitch.c,
9244 tree-ssa-operands.c, tree-ssa-pre.c, tree-ssa-propagate.c,
9245 tree-ssa-sink.c, tree-ssa.c, tree-tailcall.c,
9246 tree-vect-transform.c, tree-vectorizer.c, tree-vrp.c): Remove
9247 calls to get_stmt_operands.
9248 * doc/tree-ssa.texi: Don't mention get_stmt_operands.
9250 2005-04-17 Richard Henderson <rth@redhat.com>
9253 * config/alpha/alpha.c (alpha_setup_incoming_varargs): Advance a copy
9254 of CUMULATIVE_ARGS past the last named argument.
9255 (alpha_va_start): Expect pretend_args_size only if strictly less than
9258 2005-04-17 Kazu Hirata <kazu@cs.umass.edu>
9261 * builtins.c (expand_builtin_strcat): Convert the result of
9262 strlen to the right type.
9263 * fold-const.c (fold_binary) <PLUS_EXPR>: Use fold_convert to
9264 avoid creating type mismatches.
9265 <GE_EXPR>: Pass op0 and op1 to fold_build2 to avoid creating
9268 * c-lex.c (WCHAR_TYPE_SIZE, WCHAR_BYTES): Remove.
9270 2005-04-16 Richard Henderson <rth@redhat.com>
9273 * builtins.c (expand_builtin) <BUILT_IN_BOOL_COMPARE_AND_SWAP_*>:
9274 Use the mode of boolean_type_node when the user doesn't provide one.
9275 * config/ia64/sync.md (sync_lock_release<I48MODE>): Use operand 1.
9277 2005-04-16 Alexandre Oliva <aoliva@redhat.com>
9280 * loop.c (loop_givs_rescan): Handle non-replaceable (plus (reg)
9283 * tree-scalar-evolution.c (interpret_rhs_modify_expr): Fix typo in
9286 2005-04-16 Roger Sayle <roger@eyesopen.com>
9287 Steven Bosscher <stevenb@suse.de>
9289 * fold-const.c (fold_binary_to_constant): Delete obsolete comment.
9290 (fold_unary_to_constant): Likewise.
9292 2005-04-16 Kazu Hirata <kazu@cs.umass.edu>
9294 * basic-block.h: Adjust the value of PROP_SCAN_DEAD_STORES,
9297 2005-04-16 Gerald Pfeifer <gerald@pfeifer.com>
9299 * doc/install.texi (Specific): Avoid using asterisks in @anchor
9300 names related to target triplets.
9301 Remove i?86-*-esix from platform directory.
9302 Remove powerpc-*-eabiaix from platform directory.
9304 2005-04-16 Joseph S. Myers <joseph@codesourcery.com>
9307 * config/ia64/ia64.c (rtx_needs_barrier): Recurse instead of
9308 falling through from SUBREG case to REG.
9310 2005-04-15 Roger Sayle <roger@eyesopen.com>
9312 * fold-const.c (fold_relational_hi_lo): Delete function and prototype.
9313 (fold_binary): Update comment mentioning fold_relational_hi_lo.
9314 (fold_binary_to_constant): Simplify using fold_binary.
9315 (fold_unary_to_constant): Likewise, simplify using fold_unary.
9317 2005-04-15 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
9319 * gthr-posix.c (pthread_cancel): Define.
9320 (pthread_mutexattr_init): Likewise.
9321 (pthread_mutexattr_settype): Likewise.
9322 (pthread_mutexattr_destroy): Likewise.
9324 2005-04-15 David S. Miller <davem@davemloft.net>
9327 * config/sparc/sparc.h (sparc_hard_reg_printed): Mark as GTY(()).
9329 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9331 PR tree-optimization/21031
9332 * tree-ssa-forwprop.c (ssa_name_defined_by_comparison_p): New.
9333 (forward_propagate_into_cond_1): Call it. Forward propagate
9334 integer-integer casts into COND_EXPRs.
9336 2005-04-15 Dave Korn <dave.korn@artimi.com>
9338 * gcc.c (default_compilers): Clarify obscure error message when
9339 reading from standard input.
9341 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9343 * basic-block.h (PROP_EQUAL_NOTES): Remove.
9344 * flow.c (propagate_one_insn): Don't use PROP_EQUAL_NOTES.
9346 * tree-ssa-alias.c (init_alias_info): Remove a call to
9349 2005-04-15 Andrew MacLeod <amacleod@redhat.com>
9351 * tree-vect-analyze.c (vect_stmt_relevant_p): Process immediate uses
9352 of non-virtual PHI nodes like we use to.
9354 2005-05-15 Paolo Bonzini <bonzini@gnu.org>
9356 * genattrtab.c (ATTR_EQ_ATTR_P): Remove.
9357 (attr_copy_rtx): Do not use it.
9359 2005-04-15 Andrew Macleod <amacleod@redhat.com>
9361 * doc/tree-ssa.texi: Grammer/abbreviation updates.
9363 2005-04-15 Diego Novillo <dnovillo@redhat.com>
9365 * tree-vect-transform.c (vectorizable_store): Mark necessary
9366 objects in the vectorized store needing renaming. Update the
9367 SSA graph for V_MAY_DEF operands in the original store.
9369 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9371 * tree-ssa-pre.c (compute_avail): It's okay to have
9372 TREE_INVARIANT's here, and value number the resulting expressions.
9373 (create_expression_by_pieces): Make sure operands that were
9374 min_invariant when we started, stay that way.
9376 2005-04-15 David Edelsohn <edelsohn@gnu.org>
9378 * doc/install.texi (*-ibm-aix*): Add comment about system limits.
9380 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9382 PR tree-optimization/20936.
9383 * tree-ssa-ccp.c (visit_assignment): Fix a typo.
9385 2005-04-15 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
9387 * doc/invoke.texi: Fix typos.
9388 * doc/md.texi: Likewise.
9389 * doc/rtl.texi: Likewise.
9390 * doc/sourcebuild.texi: Likewise.
9391 * doc/tm.texi: Likewise.
9393 2005-04-15 Uros Bizjak <uros@kss-loka.si>
9395 PR tree-optimization/21004
9396 * convert.c (convert_to_integer): Convert ceilf, ceill, floorf
9397 and floorl in c99 mode only.
9398 * builtins.c (expand_builtin_int_roundingfn): Assert that
9399 fallback_fndecl is not NULL_TREE.
9401 2005-04-15 Kazu Hirata <kazu@cs.umass.edu>
9403 * cfgrtl.c (purge_all_dead_edge): Remove an unused argument.
9404 * basic-block.h: Update the prototype for
9405 purge_all_dead_edges.
9406 * cfgexpand.c (tree_expand_cfg): Update a call to
9407 purge_all_dead_edges.
9408 * combine.c (combine_instructions): Likewise.
9409 * passes.c (rest_of_handle_old_regalloc, rest_of_handle_cse,
9410 rest_of_handle_cse2, rest_of_handle_gcse,
9411 rest_of_handle_postreload): likewise.
9413 2005-04-15 Alexandre Oliva <aoliva@redhat.com>
9416 * gimplify.c (gimplify_addr_expr): Compensate for removal of
9417 e.g. cv-qualification conversions.
9419 2005-04-14 Mike Stump <mrs@apple.com>
9421 * config/darwin-c.c (framework_construct_pathname): We must
9422 find all headers of a framework in the first instance of it
9423 found in the seach path.
9425 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9427 PR tree-optimization/21021
9428 * tree-vrp.c (compare_values): Work around a bug in the front
9429 end that produces a comparison of mismatched types.
9431 2004-04-14 Richard Henderson <rth@redhat.com>
9433 * config/ia64/ia64.h (enum fetchop_code): Remove.
9434 (enum ia64_builtins): Move ...
9435 * config/ia64/ia64.c (enum ia64_builtins): ... here. Remove all
9436 members except BSP and FLUSHRS.
9437 (ia64_init_builtins): Remove __sync builtins.
9438 (ia64_expand_builtin): Likewise.
9439 (ia64_expand_fetch_and_op, ia64_expand_op_and_fetch): Remove.
9440 (ia64_expand_compare_and_swap, ia64_expand_lock_test_and_set): Remove.
9441 (ia64_expand_lock_release): Remove.
9442 * config/ia64/ia64.md (mf): Move to sync.md.
9443 (mf_internal, fetchadd_acq_si, fetchadd_acq_di, cmpxchg_acq_si,
9444 cmpxchg_acq_di, xchgsi, xchgdi): Likewise.
9445 * config/ia64/sync.md: New file.
9446 (memory_barrier): Rename from mf.
9447 (fetchadd_acq_<I48MODE>): Macroize from _si/_di patterns.
9448 (cmpxchg_acq_<I48MODE>): Likewise.
9449 (sync_lock_test_and_set<I48MODE>): Likewise.
9451 * config/ia64/ia64intrin.h: Define nothing for C; limit #defines
9452 to c++. Remove __sync* declarations. s/_si/_4/. s/_di/_8/.
9454 2004-04-14 Richard Henderson <rth@redhat.com>
9456 * config/i386/i386.c (x86_cmpxchg, x86_xadd): New.
9457 (ix86_compare_emitted): New.
9458 (ix86_expand_compare): Use ix86_compare_emitted if set.
9459 (ix86_expand_setcc): Only emit REG_EQUAL if both ix86_compare_op0
9460 and ix86_compare_op0 are set.
9461 * config/i386/i386.h (x86_cmpxchg, x86_xadd): Declare.
9462 (TARGET_CMPXCHG, TARGET_XADD): New.
9463 (ix86_compare_emitted): Declare.
9464 * config/i386/i386.md: Include sync.md
9465 (UNSPECV_CMPXCHG_1, UNSPECV_CMPXCHG_2): New.
9466 (UNSPECV_XCHG, UNSPECV_LOCK): New.
9467 * config/i386/sync.md: New file.
9469 2004-04-14 Richard Henderson <rth@redhat.com>
9472 * builtin-types.def (BT_BOOL, BT_VOLATILE_PTR, BT_I1, BT_I2,
9473 BT_I4, BT_I8, BT_FN_VOID_VPTR, BT_FN_I1_VPTR_I1, BT_FN_I2_VPTR_I2,
9474 BT_FN_I4_VPTR_I4, BT_FN_I8_VPTR_I8, BT_FN_BOOL_VPTR_I1_I1,
9475 BT_FN_BOOL_VPTR_I2_I2, BT_FN_BOOL_VPTR_I4_I4, BT_FN_BOOL_VPTR_I8_I8,
9476 BT_FN_I1_VPTR_I1_I1, BT_FN_I2_VPTR_I2_I2, BT_FN_I4_VPTR_I4_I4,
9477 BT_FN_I8_VPTR_I8_I8): New.
9478 * builtins.def (DEF_SYNC_BUILTIN): New.
9479 (BUILT_IN_FETCH_AND_ADD_N, BUILT_IN_FETCH_AND_ADD_1,
9480 BUILT_IN_FETCH_AND_ADD_2, BUILT_IN_FETCH_AND_ADD_4,
9481 BUILT_IN_FETCH_AND_ADD_8, BUILT_IN_FETCH_AND_SUB_N,
9482 BUILT_IN_FETCH_AND_SUB_1, BUILT_IN_FETCH_AND_SUB_2,
9483 BUILT_IN_FETCH_AND_SUB_4, BUILT_IN_FETCH_AND_SUB_8,
9484 BUILT_IN_FETCH_AND_OR_N, BUILT_IN_FETCH_AND_OR_1,
9485 BUILT_IN_FETCH_AND_OR_2, BUILT_IN_FETCH_AND_OR_4,
9486 BUILT_IN_FETCH_AND_OR_8, BUILT_IN_FETCH_AND_AND_N,
9487 BUILT_IN_FETCH_AND_AND_1, BUILT_IN_FETCH_AND_AND_2,
9488 BUILT_IN_FETCH_AND_AND_4, BUILT_IN_FETCH_AND_AND_8,
9489 BUILT_IN_FETCH_AND_XOR_N, BUILT_IN_FETCH_AND_XOR_1,
9490 BUILT_IN_FETCH_AND_XOR_2, BUILT_IN_FETCH_AND_XOR_4,
9491 BUILT_IN_FETCH_AND_XOR_8, BUILT_IN_FETCH_AND_NAND_N,
9492 BUILT_IN_FETCH_AND_NAND_1, BUILT_IN_FETCH_AND_NAND_2,
9493 BUILT_IN_FETCH_AND_NAND_4, BUILT_IN_FETCH_AND_NAND_8,
9494 BUILT_IN_ADD_AND_FETCH_N, BUILT_IN_ADD_AND_FETCH_1,
9495 BUILT_IN_ADD_AND_FETCH_2, BUILT_IN_ADD_AND_FETCH_4,
9496 BUILT_IN_ADD_AND_FETCH_8, BUILT_IN_SUB_AND_FETCH_N,
9497 BUILT_IN_SUB_AND_FETCH_1, BUILT_IN_SUB_AND_FETCH_2,
9498 BUILT_IN_SUB_AND_FETCH_4, BUILT_IN_SUB_AND_FETCH_8,
9499 BUILT_IN_OR_AND_FETCH_N, BUILT_IN_OR_AND_FETCH_1,
9500 BUILT_IN_OR_AND_FETCH_2, BUILT_IN_OR_AND_FETCH_4,
9501 BUILT_IN_OR_AND_FETCH_8, BUILT_IN_AND_AND_FETCH_N,
9502 BUILT_IN_AND_AND_FETCH_1, BUILT_IN_AND_AND_FETCH_2,
9503 BUILT_IN_AND_AND_FETCH_4, BUILT_IN_AND_AND_FETCH_8,
9504 BUILT_IN_XOR_AND_FETCH_N, BUILT_IN_XOR_AND_FETCH_1,
9505 BUILT_IN_XOR_AND_FETCH_2, BUILT_IN_XOR_AND_FETCH_4,
9506 BUILT_IN_XOR_AND_FETCH_8, BUILT_IN_NAND_AND_FETCH_N,
9507 BUILT_IN_NAND_AND_FETCH_1, BUILT_IN_NAND_AND_FETCH_2,
9508 BUILT_IN_NAND_AND_FETCH_4, BUILT_IN_NAND_AND_FETCH_8,
9509 BUILT_IN_BOOL_COMPARE_AND_SWAP_N, BUILT_IN_BOOL_COMPARE_AND_SWAP_1,
9510 BUILT_IN_BOOL_COMPARE_AND_SWAP_2, BUILT_IN_BOOL_COMPARE_AND_SWAP_4,
9511 BUILT_IN_BOOL_COMPARE_AND_SWAP_8, BUILT_IN_VAL_COMPARE_AND_SWAP_N,
9512 BUILT_IN_VAL_COMPARE_AND_SWAP_1, BUILT_IN_VAL_COMPARE_AND_SWAP_2,
9513 BUILT_IN_VAL_COMPARE_AND_SWAP_4, BUILT_IN_VAL_COMPARE_AND_SWAP_8,
9514 BUILT_IN_LOCK_TEST_AND_SET_N, BUILT_IN_LOCK_TEST_AND_SET_1,
9515 BUILT_IN_LOCK_TEST_AND_SET_2, BUILT_IN_LOCK_TEST_AND_SET_4,
9516 BUILT_IN_LOCK_TEST_AND_SET_8, BUILT_IN_LOCK_RELEASE_N,
9517 BUILT_IN_LOCK_RELEASE_1, BUILT_IN_LOCK_RELEASE_2,
9518 BUILT_IN_LOCK_RELEASE_4, BUILT_IN_LOCK_RELEASE_8,
9519 BUILT_IN_SYNCHRONIZE: New.
9520 * builtins.c (called_as_built_in): Rewrite from CALLED_AS_BUILT_IN
9521 as a function. Accept __sync_ as a prefix as well.
9522 (expand_builtin_sync_operation, expand_builtin_compare_and_swap,
9523 expand_builtin_lock_test_and_set, expand_builtin_synchronize,
9524 expand_builtin_lock_release): New.
9525 (expand_builtin): Call them.
9526 * c-common.c (DEF_BUILTIN): Don't require __builtin_ prefix if
9527 neither BOTH_P nor FALLBACK_P are defined.
9528 (builtin_type_for_size): New.
9529 (sync_resolve_size, sync_resolve_params, sync_resolve_return): New.
9530 (resolve_overloaded_builtin): New.
9531 * c-common.h (resolve_overloaded_builtin): Declare.
9532 (builtin_type_for_size): Declare.
9533 * c-typeck.c (build_function_call): Invoke resolve_overloaded_builtin.
9534 * expr.c (sync_add_optab, sync_sub_optab, sync_ior_optab,
9535 sync_and_optab, sync_xor_optab, sync_nand_optab, sync_old_add_optab,
9536 sync_old_sub_optab, sync_old_ior_optab, sync_old_and_optab,
9537 sync_old_xor_optab, sync_old_nand_optab, sync_new_add_optab,
9538 sync_new_sub_optab, sync_new_ior_optab, sync_new_and_optab,
9539 sync_new_xor_optab, sync_new_nand_optab, sync_compare_and_swap,
9540 sync_compare_and_swap_cc, sync_lock_test_and_set,
9541 sync_lock_release): New.
9542 * optabs.h: Declare them.
9543 * expr.h (expand_val_compare_and_swap, expand_bool_compare_and_swap,
9544 expand_sync_operation, expand_sync_fetch_operation,
9545 expand_sync_lock_test_and_set): Declare.
9546 * genopinit.c (optabs): Add sync optabs.
9547 * optabs.c (init_optabs): Initialize sync optabs.
9548 (expand_val_compare_and_swap_1, expand_val_compare_and_swap,
9549 expand_bool_compare_and_swap, expand_compare_and_swap_loop,
9550 expand_sync_operation, expand_sync_fetch_operation,
9551 expand_sync_lock_test_and_set): New.
9552 * doc/extend.texi (Atomic Builtins): New section
9553 * doc/md.texi (Standard Names): Add sync patterns.
9555 2005-04-14 Alexandre Oliva <aoliva@redhat.com>
9557 * tree-eh.c (lower_try_finally_copy): Generate new code in
9558 response to goto_queue entries as if the queue was sorted by
9559 index, not pointers.
9560 (lower_try_finally_switch): Likewise.
9562 2005-04-14 Richard Henderson <rth@redhat.com>
9564 * config/i386/i386.c (ix86_expand_sse_cmp): Split out from ...
9565 (ix86_expand_sse_movcc): ... here. Take cmp as a pre-computed
9567 (ix86_expand_fp_movcc): Update to match.
9568 (ix86_expand_fp_vcond, ix86_expand_int_vcond): New.
9569 * config/i386/i386-protos.h: Update.
9570 * config/i386/sse.md (vcondv4sf, vcondv2df): New.
9571 (vcond<SSEMODE124>, vcondu<SSEMODE12>): New.
9573 2005-04-14 Joseph S. Myers <joseph@codesourcery.com>
9575 * doc/cpp.texi, doc/install.texi: Change references to GCC 3.5 to
9578 2005-04-14 Julian Brown <julian@codesourcery.com>
9580 * Revert elfos.h part of my patch from 2005-04-13 for causing libstdc++
9581 link failures on ppc64 Linux.
9583 2005-04-14 Andreas Krebbel <krebbel1@de.ibm.com>
9585 * config.gcc: Set cpu_type for s390.
9587 2005-04-14 Daniel Berlin <dberlin@dberlin.org>
9589 Fix PR tree-optimization/20963
9590 * tree-ssa-pre.c (compute_avail): Remove special case for
9592 (create_expression_by_pieces): Add value numbers for forced out
9595 2005-04-14 Hans-Peter Nilsson <hp@axis.com>
9597 * config/cris/cris.md: Replace references to (reg:SI 16) with
9598 (reg:SI CRIS_SRP_REGNUM).
9600 2005-04-14 Kazu Hirata <kazu@cs.umass.edu>
9602 PR tree-optimization/20657
9603 * tree-vrp.c (extract_range_from_expr): Notice INTEGER_CST to
9604 create an appropriate range from it.
9606 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9608 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST_FLOOR> and
9609 <UNSPEC_FIST_CEIL> case.
9611 * config/i386/i386.md (UNSPEC_FIST_FLOOR, UNSPEC_FIST_CEIL): New.
9612 (*fist<mode>2_floor_1, fistdi2_floor, fistdi2_floor_with_temp)
9613 (fist<mode>2_floor, fist<mode>2_floor_with_temp): New isns patterns
9614 to implement lfloor and llfloor built-ins as x87 intrinsic function.
9615 (fistdi2_floor, fist<mode>2_floor splitters): New splitters.
9616 (lfloor<mode>2): New expanders.
9617 (*fist<mode>2_ceil_1, fistdi2_ceil, fistdi2_ceil_with_temp)
9618 (fist<mode>2_ceil, fist<mode>2_ceil_with_temp): New isns patterns
9619 to implement lceil and llceil built-ins as x87 intrinsic function.
9620 (fistdi2_ceil, fist<mode>2_ceil splitters): New splitters.
9621 (lceil<mode>2): New expanders.
9623 2005-04-14 Uros Bizjak <uros@kss-loka.si>
9625 * convert.c (convert_to_integer): Convert (long int)trunc{,f,l},
9626 and (long long int)ceil{,f,l} into FIX_TRUNC_EXPR.
9628 2005-04-14 Ulrich Weigand <uweigand@de.ibm.com>
9631 * config/s390/s390-modes.def: Define TFmode.
9633 2005-04-13 Richard Sandiford <rsandifo@redhat.com>
9635 * config/mips/mips.h (ASM_OUTPUT_CASE_LABEL): Delete.
9636 (JUMP_TABLES_IN_TEXT_SECTION): Define.
9637 * config/mips/mips.c (mips16_insn_length): Remove reference to
9638 JUMP_TABLES_IN_TEXT_SECTION.
9640 2005-04-13 Fariborz Jahanian <fjahanian@apple.com>
9642 * simplify-rtx.c (simplify_binary_operation_1): Return
9643 scalar or vector of constant 0, depending on the xor's
9646 2005-04-13 Dale Johannesen <dalej@apple.com>
9648 * objc/Make-lang.in (objc-lang.o): Depend on tree-gimple.h.
9649 (objc-act.o): Ditto.
9650 * objc/objc-act.c (objc_gimplify_expr): New.
9651 (objc_get_callee_fndecl): New.
9652 * objc/objc-act.h: Include tree-gimple.h. Declare new functions.
9653 * objc/objc-lang.c (LANG_HOOKS_GIMPLIFY_EXPR): Define.
9654 (LANG_HOOKS_GET_CALLEE_FNDECL): Define.
9656 2005-04-13 Devang Patel <dpatel@apple.com>
9658 * tree-if-conv.c (tree_if_convert_cond_expr): Do not create extra
9661 2005-04-13 Hans-Peter Nilsson <hp@axis.com>
9663 CRIS prologue as RTL.
9664 * config/cris/cris-protos.h (cris_emit_movem_store)
9665 (cris_expand_prologue): Prototype.
9666 * config/cris/cris.c (struct machine_function): New member
9668 (cfa_label_num, cris_target_asm_function_prologue): Remove.
9669 (TARGET_ASM_FUNCTION_PROLOGUE): Don't override.
9670 (cris_general_operand_or_gotless_symbol): Accept CRIS_UNSPEC_GOT.
9671 (cris_load_multiple_op, cris_return_address_on_stack)
9672 (cris_return_address_on_stack_for_return): ISO-Cify.
9673 (cris_store_multiple_op): New predicate function.
9674 (cris_expand_prologue, cris_emit_movem_store): New functions.
9675 (cris_print_operand) <case 'O'>: Handle modifications other than
9677 (cris_symbol, cris_got_symbol): Return 0 for CRIS_UNSPEC_GOT.
9678 (cris_gotless_symbol): Return 1 for CRIS_UNSPEC_GOT.
9679 (cris_gen_movem_load): Rearrange slightly to make local variable
9680 src a parameter, removing osrc.
9681 (cris_setup_incoming_varargs): Set machine_function member
9682 stdarg_regs to correspond to the number of registers that need to
9684 * config/cris/cris.h (EXTRA_CONSTRAINT_S): Accept
9686 (PREDICATE_CODES): Add cris_store_multiple_op. Make
9687 cris_general_operand_or_gotless_symbol accept UNSPEC.
9688 * config/cris/cris.md (CRIS_UNSPEC_GOT): New constant.
9689 ("*movsi_internal") <alternative 8>: Handle CRIS_UNSPEC_GOT.
9690 ("*cris_store_multiple"): New pattern. Tweak common comment above
9691 this and "*cris_load_multiple".
9692 ("prologue"): New define_expand.
9694 * config/cris/cris.md ("epilogue"): Conditionalize on
9695 TARGET_PROLOGUE_EPILOGUE.
9697 2005-04-13 Steve Ellcey <sje@cup.hp.com>
9700 * config/ia64/ia64.md (divsf3_internal_lat): Generate frcpa with
9701 fpsr 0 instead of fpsr 1.
9702 (divsf3_internal_thr): Ditto.
9703 (divdf3_internal_lat): Ditto.
9704 (divdf3_internal_thr): Ditto.
9705 (divxf3_internal_lat): Ditto.
9706 (divxf3_internal_thr): Ditto.
9708 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9710 PR tree-optimization/20913
9711 * tree-ssa-copy.c (copy_prop_visit_cond_stmt): Fold COND_EXPR.
9713 PR tree-optimization/20702
9714 * tree-vrp.c (maybe_add_assert_expr): Recurse into
9715 dominator children that haven't been walked into.
9717 2005-04-13 Julian Brown <julian@codesourcery.com>
9719 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK from
9720 being used for symbols with vague linkage when HAVE_GAS_COMDAT_GROUP
9723 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9725 * basic-block.h, tree-ssa-uncprop.c, varasm.c,
9726 config/i386/sse.md: Fix comment typos.
9728 * genattrtab.c (NULL_ATTR): Remove.
9729 * ifcvt.c (NULL_EDGE): Likewise.
9731 * rtl.h (RTX_EXPR_FIRST, RTX_EXPR_LAST): Remove.
9733 * rtl.h (NOTE_PREDICTION_ALG, NOTE_PREDICTION_FLAGS,
9734 NOTE_PREDICT): Remove.
9736 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9738 * configure.ac (gcc_AC_CHECK_DECLS): Add vsnprintf.
9739 * configure: Regenerate.
9740 * config.in: Likewise.
9741 * system.h: Declare vsnprintf if not already declared.
9743 2005-04-13 Eric Botcazou <ebotcazou@libertysurf.fr>
9745 * optc-gen.awk: Handle stand-alone Mask records.
9746 * opth-gen.awk: Likewise.
9747 * doc/options.texi (Option file format): Document them.
9748 * config.gcc (sparc-*-netbsdelf*, sparc-*-linux*, sparc64-*-freebsd*,
9749 sparc64-*-linux*, sparc64-*-netbsd*): Add long-double-switch.opt.
9750 (sparc64-*-openbsd*, sparc64-*-elf*): Add little-endian.opt.
9751 * config/sparc/sparc.h (MASK_FPU, MASK_UNALIGNED_DOUBLES,
9752 MASK_V8, MASK_SPARCLITE, MASK_SPARCLET, MASK_V9,
9753 MASK_DEPRECATED_V8_INSNS, MASK_IMPURE_TEXT, MASK_APP_REGS,
9754 MASK_HARD_QUAD, MASK_LITTLE_ENDIAN, MASK_PTR64, MASK_64BIT,
9755 MASK_STACK_BIAS, MASK_FPU_SET, MASK_VIS, MASK_V8PLUS,
9756 MASK_FASTER_STRUCTS, MASK_LONG_DOUBLE_128): Delete.
9757 (TARGET_FPU, TARGET_UNALIGNED_DOUBLES, TARGET_V8, TARGET_SPARCLITE,
9758 TARGET_SPARCLET, TARGET_V9, TARGET_DEPRECATED_V8_INSNS,
9759 TARGET_IMPURE_TEXT, TARGET_APP_REGS, MASK_HARD_QUAD,
9760 TARGET_LITTLE_ENDIAN, TARGET_PTR64, TARGET_64BIT, MASK_STACK_BIAS,
9761 TARGET_FPU_SET, TARGET_VIS, TARGET_V8PLUS, TARGET_FASTER_STRUCTS,
9762 TARGET_LONG_DOUBLE_128): Likewise.
9763 (TARGET_SWITCHES, SUBTARGET_SWITCHES): Likewise.
9764 (TARGET_OPTIONS, SUBTARGET_OPTIONS): Likewise.
9765 * config/sparc/freebsd.h (SUBTARGET_SWITCHES): Likewise.
9766 * config/sparc/linux.h (SUBTARGET_SWITCHES): Likewise.
9767 * config/sparc/linux64.h (SUBTARGET_SWITCHES): Likewise.
9768 * config/sparc/netbsd-elf.h (SUBTARGET_SWITCHES): Likewise.
9769 * config/sparc/sp64-elf.h (SUBTARGET_SWITCHES): Likewise.
9770 * config/sparc/sparc.c (fpu_option_set): New global.
9771 (sparc_handle_option): New function.
9772 (sparc_override_options): Test fpu_option_set.
9773 (TARGET_DEFAULT_TARGET_FLAGS): Set to TARGET_DEFAULT.
9774 (TARGET_HANDLE_OPTION): Set to sparc_handle_option.
9775 * config/sparc/sparc.opt: New file.
9776 * config/sparc/little-endian.opt: Likewise.
9777 * config/sparc/long-double-switch.opt: Likewise.
9779 2005-04-13 Bernd Schmidt <bernd.schmidt@analog.com>
9781 * config/bfin/bfin.c (bfin_lib_id_given): New static variable.
9782 (bfin_handle_options): Set it if -mshared-library-id= is seen.
9783 * config/bfin/bfin.opt (mshared-library-id=): Lose
9784 Var(bfin_lib_id_given).
9786 2005-04-13 Matt Thomas <matt@3am-software.com>
9788 * config/rs6000/sysv4.h (NO_IMPLICIT_EXTERN_C): undefine before
9791 2005-04-13 Kazu Hirata <kazu@cs.umass.edu>
9793 * rtl.h (CLEAR_RTX_FLAGS): Remove.
9795 * cgraphunit.c (INSNS_PER_CALL): Remove.
9797 * tree-ssa-forwprop.c (vars,
9798 record_single_argument_cond_exprs,
9799 substitute_single_use_vars): Remove.
9800 (forward_propagate_into_cond_1, forward_propagate_into_cond):
9802 (tree_ssa_forward_propagate_single_use_vars): Call
9803 forward_propagate_into_cond for each COND_EXPR.
9805 * tree-inline.c (INSNS_PER_STMT): Remove.
9807 2005-04-12 Richard Henderson <rth@redhat.com>
9809 * config/i386/i386.c (ix86_prepare_sse_fp_compare_args): Split ...
9810 (ix86_expand_sse_fp_minmax): ... from ...
9811 (ix86_expand_fp_movcc): ... here.
9812 (ix86_expand_sse_movcc): Rewrite from ix86_split_sse_movcc.
9813 * config/i386/i386-protos.h: Update.
9814 * config/i386/i386.md (UNSPEC_IEEE_MIN, UNSPEC_IEEE_MAX): New.
9815 (sse_setccsf, sse_setccdf): Allow before reload.
9816 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): Remove.
9817 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): Remove.
9818 (ieee_sminsf3, ieee_smaxsf3, ieee_smindf3, ieee_smaxdf3): New.
9819 * config/i386/sse.md (andsf3, nandsf3, iorsf3, xorsf3): New.
9820 (anddf3, nanddf3, iordf3, xordf3): New.
9822 2005-04-12 Jeff Law <law@redhat.com>
9824 * Makefile.in (OBJS-common): Add tree-ssa-uncprop.o.
9825 (tree-ssa-uncprop.o): Add dependencies.
9826 * tree-cfg.c (remove_useless_stmts_bb, remove_useless_stmts): Remove.
9827 * tree-flow.h (remove_useless_stmts): Remove prototype.
9828 * tree-outof-ssa.c (rewrite_out_of_ssa): Remove call to
9829 remove_useless_stmts.
9830 * timevar.def (TV_TREE_SSA_UNCPROP): New timevar.
9831 * tree-optimize.c (init_tree_optimization_passes): Add uncprop pass.
9832 * tree-pass.h (pass_uncprop): Declare.
9833 * tree-ssa-uncprop.c: New file.
9835 2005-04-12 James E. Wilson <wilson@specifixinc.com>
9838 * unwind-ia64.c (uw_intall_context): Add missing load of r27.
9840 2005-04-12 Caroline Tice <ctice@apple.com>
9842 Temporary fix for partitioning problems.
9843 * passes.c (rest_of_handle_final): Remove code that
9844 frees unlikely_text_section_name,
9845 * varasm.c (assemble_start_function): Test for partitioning
9846 flag before writing out section labels.
9847 (assemble_end_function): Test for partitioning flag before
9848 writing out section labels.
9850 2005-04-12 Steven Bosscher <stevenb@suse.de>
9851 Stuart Hastings <stuart@apple.com>
9852 Jan Hubicka <jh@suse.cz>
9854 * Makefile.in: Add function.h to BASIC_BLOCK_H. Remove all
9855 references to gt-tree-cfg.h.
9856 * basic-block.h (struct basic_block_def): Don't skip rbi
9857 for garbage collection.
9858 (struct reorder_block_def): Make GTY-able.
9859 (struct control_flow_graph): New structure.
9860 (n_edges, n_basic_blocks, last_basic_block, basic_block_info,
9861 BASIC_BLOCK, EXIT_BLOCK_PTR, ENTRY_BLOCK_PTR): No longer vars,
9862 but instead defines to the control_flow_graph for cfun.
9863 (label_to_block_map): New define, points to the label map of
9864 the control_flow_graph for cfun.
9865 (n_edges_for_function, n_basic_blocks_for_function,
9866 last_basic_block_for_function, basic_block_info_for_function,
9867 EXIT_BLOCK_PTR_FOR_FUNCTION, ENTRY_BLOCK_PTR_FOR_FUNCTION,
9868 basic_block_info_for_function, label_to_block_map_for_function):
9869 Counterparts for the above, taking a struct function as an extra
9871 (alloc_rbi_pool, free_rbi_pool): Remove prototypes.
9872 * cfg.c: (n_edges, n_basic_blocks, last_basic_block,
9873 basic_block_info, ENTRY_BLOCK_PTR, EXIT_BLOCK_PTR): Remove.
9874 (alloc_rbi_pool, free_rbi_pool): Remove.
9875 (initialize_bb_rbi): Use ggc_alloc_cleared instead of pool_alloc.
9876 * cfglayout.c: (cfg_layout_initialize): Don't allocate the rbi pool
9878 (cfg_layout_finalize) ... and don't free it here.
9879 * cfgrtl.c (cfg_layout_delete_block): Zero out rbi so it gets
9881 * flow.c (free_basic_block_vars): Set label_to_block_map and
9882 n_edges to zero too.
9883 * function.h (struct function): Add cfg field.
9884 * function.c (allocate_struct_function): Allocate the cfg.
9885 * tree-cfg.c (label_to_block_map): Remove.
9886 (build_tree_cfg): Don't allocate the rbi pool here...
9887 (delete_tree_cfg_annotations): ...and don't free it here.
9888 Also don't nullify label_to_block_map for cfun.
9890 2005-04-12 Caroline Tice <ctice@apple.com>
9892 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
9893 Revert my patch from April 9.
9894 (fix_edges_for_rarely_executed_code): Revert my patch from April 9.
9895 (reorder_basic_blocks): Revert my patch from April 9.
9896 (insert_section_boundary_note): Revert my patch from April 9.
9897 * dbxout.c (dbxout_function_end): Revert my patch from April 9.
9898 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): Revert my patch from April 9.
9899 (COLD_END_LABEL): Revert my patch from April 9.
9900 (cold_text_section_label): Revert my patch from April 9.
9901 (cold_end_label): Revert my patch from April 9.
9902 (dwarf2out_switch_text_section): Revert my patch from April 9.
9903 (output_aranges): Revert my patch from April 9.
9904 (output_ranges): Revert my patch from April 9.
9905 (output_line_info): Revert my patch from April 9.
9906 (add_location_or_const_value_attribute): Revert my patch from April 9.
9907 (dwarf2out_var_location): Revert my patch from April 9.
9908 (dwarf2out_init): Revert my patch from April 9.
9909 (dwarf2out_finish): Revert my patch from April 9.
9910 * function.h (struct function): Revert my patch from April 9.
9911 * opts.c (decode_options): Revert my patch from April 9.
9912 * output.h (unlikely_section_label, hot_section_label,
9913 hot_section_end_label, cold_section_end_label,
9914 unlikely_text_section_name): Revert my patch from April 9.
9915 * passes.c (rest_of_handle_final): Revert my patch from April 9.
9916 * varasm.c (unlikely_section_label, hot_section_label,
9917 hot_section_end_label, cold_section_end_label,
9918 unlikely_text_section_name): Revert my patch from April 9.
9919 (initialize_cold_section_name): Revert my patch from April 9.
9920 (unlikely_text_section): Revert my patch from April 9.
9921 (in_unlikely_text_section): Revert my patch from April 9.
9922 (named_section): Revert my patch from April 9.
9923 (function_section): Revert my patch from April 9.
9924 (current_function_section): Revert my patch from April 9.
9925 (assemble_start_function): Revert my patch from April 9.
9926 (assemble_end_function): Revert my patch from April 9.
9927 (default_section_type_flags_1): Revert my patch from April 9.
9929 2005-04-12 Eric Botcazou <ebotcazou@libertysurf.fr>
9931 * config/sparc/sparc.h (APPLY_RESULT_SIZE): Set to 24 in 64-bit mode.
9932 * config/sparc/sparc.md (untyped_call): Save the registers manually.
9934 * config/sparc/sparc.c (legitimate_address_p): Use TARGET_ARCH32.
9936 2005-04-12 Ulrich Weigand <uweigand@de.ibm.com>
9939 * config/s390/s390.md ("*set_tp"): Use SET in pattern.
9940 ("set_tp_64", "set_tp_31"): Adapt expanded pattern.
9942 2004-04-12 Richard Henderson <rth@redhat.com>
9944 * config/i386/i386.md (UNSPEC_FIX, UNSPEC_MOVA, UNSPEC_SHUFFLE,
9945 UNSPEC_PSHUFLW, UNSPEC_PSHUFHW, UNSPEC_ADDSUB, UNSPEC_HADD,
9946 UNSPEC_HSUB, UNSPEC_MOVSHDUP, UNSPEC_MOVSLDUP, UNSPEC_MOVDDUP): Remove.
9947 (UNSPEC_*, UNSPECV_*): Renumber.
9949 2005-04-12 Frank Ch. Eigler <fche@redhat.com>
9952 From Richard Henderson <rth@redhat.com>:
9953 * tree-mudflap.c (mf_build_check_statement_for): Correct block
9956 2005-04-12 Dorit Naishlos <dorit@il.ibm.com>
9958 * tree-cfg.c (tree_verify_flow_info): Use LABEL_EXPR_LABEL.
9960 2005-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
9962 * config/bfin/bfin.c (bfin_library_id_string): Remove.
9963 (bfin_library_id): New variable.
9964 (bfin_expand_prologue): Use bfin_library_id and bfin_lib_id_given
9965 instead of bfin_library_id_string.
9966 (bfin_handle_option): New function.
9967 (override_options): Remove most code to deal with shared library IDs,
9968 just check they aren't used without -mid-shared-library.
9969 (TARGET_HANDLE_OPTION): Define.
9970 * config/bfin/bfin.h (TARGET_OPTIONS): Delete macro.
9971 * config/bfin/bfin.opt (mshared-library-id=): New.
9973 2005-04-12 Kazu Hirata <kazu@cs.umass.edu>
9975 * tree-vect-transform.c: Fix comment typos.
9977 2005-04-12 Mostafa Hagog <mustafa@il.ibm.com>
9979 * postreload-gcse.c (eliminate_partially_redundant_load): Don't
9980 split critical edges when not possible/profitable.
9982 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9984 * config/ns32k/ns32k.h (target_flags, MASK_32081, MASK_RTD)
9985 (MASK_REGPARM, MASK_32532, MASK_32332, MASK_NO_SB, MASK_NO_BITFIELD)
9986 (MASK_HIMEM, MASK_32381, MASK_MULT_ADD, MASK_SRC, MASK_IEEE_COMPARE)
9987 (TARGET_32081, TARGET_32381, TARGET_MULT_ADD, TARGET_RTD)
9988 (TARGET_REGPARM, TARGET_32532, TARGET_32332, TARGET_SB, TARGET_HIMEM)
9989 (TARGET_BITFIELD, TARGET_IEEE_COMPARE, TARGET_SWITCHES): Delete.
9990 (OVERRIDE_OPTIONS): Clear MASK_SB instead of setting MASK_NO_SB.
9991 * config/ns32k/netbsd.h (TARGET_DEFAULT): Remove MASK_NO_SB and
9993 * config/ns32k/ns32k.c (ns32k_handle_option): New function.
9994 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
9995 * config/ns32k/ns32k.opt: New file.
9997 2005-04-12 Richard Sandiford <rsandifo@redhat.com>
9999 * config.gcc (m68k-*-linux*): Add m68k/ieee.opt to $extra_options.
10000 * config/m68k/m68k.h (target_flags, MASK_68020, TARGET_68020)
10001 (MASK_68030, TARGET_68030, MASK_68040, TARGET_68040, MASK_68040_ONLY)
10002 (TARGET_68040_ONLY, MASK_68060, TARGET_68060, MASK_5200, TARGET_5200)
10003 (MASK_CFV3, TARGET_CFV3, MASK_CFV4, TARGET_CFV4, MASK_528x)
10004 (TARGET_528x, MASK_CF_HWDIV, TARGET_CF_HWDIV, MASK_68881, TARGET_68881)
10005 (MASK_BITFIELD, TARGET_BITFIELD, MASK_SHORT, TARGET_SHORT)
10006 (MASK_ALIGN_INT, TARGET_ALIGN_INT, MASK_PCREL, TARGET_PCREL)
10007 (MASK_NO_STRICT_ALIGNMENT, TARGET_STRICT_ALIGNMENT, MASK_RTD)
10008 (TARGET_RTD, MASK_SEP_DATA, TARGET_SEP_DATA, MASK_ID_SHARED_LIBRARY)
10009 (TARGET_ID_SHARED_LIBRARY, MASK_ALL_CF_BITS, TARGET_SWITCHES)
10010 (TARGET_OPTIONS, SUBTARGET_SWITCHES, SUBTARGET_OPTIONS): Delete.
10011 (MASK_COLDFIRE): Formatting fixes.
10012 (TARGET_COLDFIRE): Turn into a boolean value for consistency.
10013 * config/m68k/linux.h (SUBTARGET_SWITCHES): Delete.
10014 * config/m68k/m68k.c (m68k_library_id_string): Initialize to
10015 "_current_shared_library_a5_offset_".
10016 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
10017 (MASK_ALL_CPU_BITS): New macro.
10018 (m68k_handle_option): New function.
10019 (override_options): Remove handling of m68k_library_id_string.
10020 * config/m68k/m68k.opt: New file.
10021 * config/m68k/ieee.opt: New file.
10023 2005-04-11 Mark Mitchell <mark@codesourcery.com>
10025 * target-def.h (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
10026 (TARGET_CXX_DETERMINE_CLASS_VISIBILITY): New macro.
10027 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
10028 (TARGET_CXX): Adjust accordingly.
10029 * target.h (struct gcc_target): Remove epxort_class_data. Add
10030 determine_class_data_visibility and class_data_always_comdat.
10031 * doc/tm.texi (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
10032 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Document.
10033 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
10034 * config/arm/arm.c (arm_cxx_export_class_data): Remove.
10035 (arm_cxx_determine_class_data_visibility): New.
10036 (arm_cxx_class_data_always_comdat): Likewise.
10037 (TARGET_CXX_EXPORT_CLASS_DATA): Remove.
10038 (TARGET_CXX_DETERMINE_CLASS_DATA_VISIBILITY): Define.
10039 (TARGET_CXX_CLASS_DATA_ALWAYS_COMDAT): Likewise.
10040 * config/arm/arm.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P): Define.
10041 * config/arm/symbian.h (TARGET_ARM_DYNAMIC_VAGUE_LINKAGE_P):
10044 2005-04-11 Devang Patel <dpatel@apple.com>
10046 * tree-data-ref.c (build_classic_dist_vector,
10047 compute_subscript_distance): Make externally visible.
10048 * tree-data-ref.h (build_classic_dist_vector,
10049 compute_subscript_distance): Same.
10050 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
10051 Check distance vector against vectorization factor.
10052 (vect_analyze_loop): Determine vectorizaion factor before
10053 analyzing data dependences.
10054 * tree-vectorizer.c (loops_num): Make it externally visible and
10056 * tree-vectorizer.c (vect_loops_num): ... new name.
10057 * tree-vectorizer.h (vect_loops_num): New.
10059 2005-04-11 Devang Patel <dpatel@apple.com>
10061 * tree-vect-analyze.c (vect_analyze_operations): Check
10062 vectorizable codition.
10063 * tree-vect-transform.c (vect_is_simple_cond): New function.
10064 (vectorizable_condition): New function.
10065 (vect_transform_stmt): Handle condition_vec_info_type.
10066 * tree-vectorizer.h (enum stmt_vec_info_type): Add
10067 condition_vec_info_type.
10068 (vectorizable_condition): New.
10070 2005-04-11 Geoffrey Keating <geoffk@apple.com>
10072 * config/i386/i386.h (TARGET_FPMATH_DEFAULT): New.
10073 * config/i386/darwin.h (TARGET_FPMATH_DEFAULT): New.
10074 * config/i386/i386.c (override_options): Use TARGET_FPMATH_DEFAULT.
10076 * config/i386/darwin.h (ASM_SPEC): Use -arch i386 not -arch i686.
10077 (SUBTARGET_EXTRA_SPECS): Always 'i386'.
10079 * dwarf2out.c (output_line_info): Don't try to dereference
10080 a NULL current_function_decl.
10082 * config/t-slibgcc-darwin: Don't put shared libraries in
10083 directories other than $(slibdir).
10084 * config/rs6000/darwin.h: Find -m64 libgcc under the name the
10087 2005-04-11 Diego Novillo <dnovillo@redhat.com>
10089 PR tree-optimization/20933
10090 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Move
10091 logic to reject aliases between read-only and writable
10093 (may_alias_p): ... here.
10094 (get_tmt_for): Do not associate read-only tags to pointers
10095 whose pointed-to type is not read-only.
10096 * tree-ssa.c (verify_ssa): Check that memory stores have at
10097 least one V_MAY_DEF or V_MUST_DEF.
10099 2005-04-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10102 * configure.ac (gcc_UNLOCKED_FUNCS): New.
10103 (AC_CHECK_FUNCS, AC_CHECK_DECLS): Check for gcc_UNLOCKED_FUNCS.
10104 * system.h (putchar, getc, getchar, clearerr, feof, fileno,
10105 fflush, fgetc, fgets, ferror, fread): Redefine to the associated
10106 _unlocked function.
10107 (fwrite_unlocked): Fix prototype.
10109 * configure, config.in: Regenerate.
10111 2005-04-11 David Edelsohn <edelsohn@gnu.org>
10113 * tree-ssa-loop-im.c: Include real.h.
10114 (determine_invariantness_stmt): If real division divisor is
10115 invariant and flag_unsafe_math_optimizations enabled, generate
10116 invariant reciprocal for hoisting.
10117 * Makefile.in (tree-ssa-loop-im.o): Add real.h dependency.
10119 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
10121 Fix PR tree-optimization/20926
10123 * tree-ssa-alias.c (add_type_alias): Handle subvars.
10125 2005-04-11 Devang Patel <dpatel@apple.com>
10127 * config/rs6000.c (rs6000_emit_vector_select): Fix vector select
10130 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
10132 * fold-const.c (fold_binary_op_with_conditional_arg):
10133 use fold_buildN instead of "fold (buildN" in some
10134 non obvious places.
10135 (fold_unary): Likewise.
10136 (fold_binary): Likewise.
10138 2005-04-11 Daniel Berlin <dberlin@dberlin.org>
10140 Fix PR tree-optimization/20612
10141 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Fix increment
10143 (perfect_nestify): preheaderbb is *not* part of loop of the
10146 2005-04-11 Andrew Pinski <pinskia@physics.uc.edu>
10148 * tree-ssa-alias.c (may_alias_p): If the variable
10149 is a global variable and the pointer is parameter
10150 and -fargument-noalias-global is used, then
10151 the pointer cannot alias the variable.
10153 2005-04-11 James A. Morrison <phython@gcc.gnu.org>
10155 * config/sparc/sparc.c: Use gcc_assert and gcc_unreachable.
10156 * config/sparc/sparc.h: Likewise.
10157 * config/sparc/sparc.md: Likewise.
10159 2005-04-11 Kazu Hirata <kazu@cs.umass.edu>
10161 * tree-vrp.c (maybe_add_assert_expr): Move a comment.
10163 * tree-vrp.c: Fix a comment typo.
10165 2005-04-11 Diego Novillo <dnovillo@redhat.com>
10167 PR tree-optimization/20920
10168 * tree-pretty-print.c (dump_generic_node): Show '(ab)' if an
10169 SSA_NAME flows through an abnormal edge.
10170 * tree-vrp.c (infer_value_range): Ignore SSA names that flow
10171 through abnormal edges.
10172 (maybe_add_assert_expr): Likewise.
10174 2005-04-11 Richard Sandiford <rsandifo@redhat.com>
10176 * config/s390/s390.h (s390_tune_string, s390_arch_string)
10177 (s390_warn_framesize_string, s390_warn_dynamicstack_string)
10178 (s390_stack_size_string, s390_stack_guard_string, target_flags)
10179 (MASK_HARD_FLOAT, MASK_SMALL_EXEC, MASK_DEBUG_ARG, MASK_64BIT)
10180 (MASK_ZARCH, MASK_MVCLE, MASK_TPF_PROFILING, MASK_NO_FUSED_MADD)
10181 (MASK_BACKCHAIN, MASK_PACKED_STACK, TARGET_HARD_FLOAT)
10182 (TARGET_SOFT_FLOAT, TARGET_SMALL_EXEC, TARGET_DEBUG_ARG)
10183 (TARGET_64BIT, TARGET_ZARCH, TARGET_MVCLE, TARGET_TPF_PROFILING)
10184 (TARGET_NO_FUSED_MADD, TARGET_FUSED_MADD, TARGET_BACKCHAIN)
10185 (TARGET_PACKED_STACK, TARGET_SWITCHES, TARGET_OPTIONS): Delete.
10186 * config/s390/s390.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10187 (TARGET_HANDLE_OPTION): Likewise.
10188 (s390_tune): Initialize to PROCESSOR_max.
10189 (s390_arch_string): Make static.
10190 (s390_tune_string, s390_warn_framesize_string): Delete.
10191 (s390_warn_dynamicstack_string, s390_stack_size_string): Delete.
10192 (s390_stack_guard_string, s390_warn_dynamicstack_p): Delete.
10193 (s390_handle_arch_option, s390_handle_option): New functions.
10194 (override_options): Remove parsing of option strings.
10195 * config/s390/s390.opt: New file.
10197 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
10199 * tree-complex.c (expand_vector_operations): Call
10200 update_stmt_if_modified.
10202 2005-04-11 Paolo Bonzini <bonzini@gnu.org>
10204 * tree-vect-analyze (vect_determine_vectorization_factor):
10205 Do not use GET_MODE_NUNITS.
10206 * tree-vect-transform.c (vect_get_vec_def_for_operand,
10207 (vectorizable_load, vect_transform_loop): Likewise.
10209 2005-04-11 Uros Bizjak <uros@kss-loka.si>
10211 * builtins.def (BUILT_IN_LCEIL, BUILT_IN_LCEILF, BUILT_IN_LCEILL)
10212 (BUILT_IN_LLCEIL, BUILT_IN_LLCEILF, BUILT_IN_LLCEILL): New.
10213 * optabs.h (enum optab_index): Add new OTI_lceil.
10214 (lceil_optab): Define corresponding macro.
10215 * optabs.c (init_optabs): Initialize lceil_optab.
10216 * genopinit.c (optabs): Implement lceil_optab using lceilsi2
10217 and lceildi2 patterns.
10218 * builtins.c (expand_builtin_int_roundingfn): Handle
10219 BUILT_IN_LCEIL{,F,L} and BUILT_IN_LLCEIL{,F,L}.
10220 (fold_builtin_int_roundingfn): Handle BUILT_IN_LCEIL{,F,L} and
10221 BUILT_IN_LLCEIL{,F,L}.
10222 (fold_builtin_1): Fold BUILT_IN_LCEIL{,F,L} and
10223 BUILT_IN_LLCEIL{,F,L} using fold_builtin_int_roundingfn.
10224 (mathfn_built_in): Handle BUILT_IN LCEIL and BUILT_IN_LLCEIL.
10225 (expand_builtin): Expand BUILT_IN_LCEIL{,F,L} and
10226 BUILT_IN_LLCEIL{,F,L} using expand_builtin_int_roundingfn.
10227 * convert.c (convert_to_integer): Convert (long int)ceil{,f,l},
10228 into lceil built-in function and (long long int)ceil{,f,l} into
10229 llceil built-in function.
10230 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LCEIL and
10233 2005-04-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10235 * pa/quadlib.c (_U_Qfneg): Toggle sign bit instead of subtracting from
10238 2005-04-10 Kazu Hirata <kazu@cs.umass.edu>
10240 * config/arm/arm.c: Fix a comment typo.
10241 * doc/tree-ssa.texi: Fix a typo.
10243 2005-04-10 Steven Bosscher <stevenb@suse.de>
10245 * cselib.c (clear_table): Rename to cselib_clear_table.
10246 * cselib.h (cselib_clear_table): Add prototype.
10247 * gcse.c (gcse_main): Make 'f' argument unused.
10248 (alloc_gcse_mem): Do not walk the insn chain, walk the contents
10249 of each basic block instead.
10250 (compute_sets, compute_hash_table_work): Likewise.
10251 (constprop_register): Change int 'alter_jumps' argument to bool.
10252 (do_local_cprop): Likewise.
10253 (local_cprop_pass): Likewise. Also walk basic blocks instead of
10254 the insn chain. Explicitly clear the cselib tables after finishing
10255 one basic block. Make sure there are no unterminated libcall blocks.
10256 Update compute_sets call.
10257 (cprop): Walk basic blocks instead of the insn chain.
10258 (one_cprop_pass, compute_ld_motion_mems, compute_store_table):
10260 (bypass_jumps): Update alloc_gcse_mem, compute_sets, and
10261 one_cprop_pass calls.
10263 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
10265 * combine.c (combine_simplify_rtx): Remove a transformation that
10266 relies on an invalid assumption about rtl sign-extension semantics.
10268 2005-04-10 Richard Sandiford <rsandifo@redhat.com>
10270 * value-prof.c (tree_divmod_fixed_value_transform): Fix arguments
10271 to build_int_cst_wide.
10273 2005-04-09 Alexandre Oliva <aoliva@redhat.com>
10276 * loop.c (loop_givs_rescan): If replacement of DEST_ADDR failed,
10277 set the original address pseudo to the correct value before the
10278 original insn, if possible, and leave the insn alone, otherwise
10279 create a new pseudo, set it and replace it in the insn.
10280 * recog.c (validate_change_maybe_volatile): New.
10281 * recog.h (validate_change_maybe_volatile): Declare.
10283 2005-04-09 Caroline Tice <ctice@apple.com>
10285 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
10286 Remove targetm.have_named_sections test.
10287 (fix_edges_for_rarely_executed_code): Likewise.
10288 (insert_section_boundary_note): Likewise.
10289 (reorder_basic_blocks): Check partitioning flag before calling
10290 verify_hot_cold_block_grouping.
10291 * dbxout.c (dbxout_function_end): Get hot/cold section labels from
10292 the function struct rather than global variables.
10293 * dwarf2out.c (COLD_TEXT_SECTION_LABEL): New macro.
10294 (COLD_END_LABEL): Likewise
10295 (cold_text_section_label): New static global variable.
10296 (cold_end_label): Likewise.
10297 (dwarf2out_switch_text_section): Get hot/cold section labels from
10298 the function struct rather than global variables.
10299 (output_aranges): Use cold_text_section_label and cold_end_label;
10300 check partitioning flag before putting out delta.
10301 (output_ranges): Remove incorrect code attempting to use
10303 (output_line_info): Get cold section label from function struct.
10304 (add_location_or_const_value_attribute): Likewise.
10305 (get_subprogram_die): Get hot/cold section labels from function struct.
10306 (dwarf2out_var_location): Likewise.
10307 (dwarf2out_init): Generate cold_text_section_label and cold_end_label;
10308 write out cold_text_section_label if partition flag is set.
10309 (dwarf2out_finish): Write out cold_end_label if partition flag is set;
10310 * function.h (struct function): Add new fields to point to hot/cold
10311 section labels: hot_section_label, cold_section_label,
10312 hot_section_end_label and cold_section_end_label; also add new field
10313 for cold text section name, unlikely_text_section_name.
10314 * opts.c (decode_options): Turn off partitioning flag if
10315 !targetm.have_named_sections.
10316 * output.h (hot_section_label): Remove.
10317 (hot_section_end_label): Remove.
10318 (cold_section_end_label): Remove.
10319 (unlikely_section_label): Remove.
10320 (unlikely_text_section_name): Remove.
10321 * passes.c (rest_of_handle_final): Remove code that frees
10322 unlikely_text_section_name.
10323 * varasm.c (unlikely_section_label): Remove.
10324 (hot_section_label): Remove.
10325 (hot_section_end_label): Remove.
10326 (cold_section_end_label): Remove.
10327 (unlikely_text_section_name): Remove.
10328 (initialize_cold_section_name): Modify to call
10329 targetm.strip_name_encoding; to store cold section name in current
10330 function struct, if it exists; and to only use the decl_section_name
10331 if flag_named_sections is true.
10332 (unlikely_text_section): Modify to get section name out of current
10333 function struct, if there is one; otherwise build it from
10334 UNLIKELY_EXECUTED_TEXT_SECTION_NAME.
10335 (in_unlikely_text_section): Likewise.
10336 (named_section): Modify to get/put cold section name in current function
10337 struct, if there is one.
10338 (function_section): Change 'bool unlikely' to 'int reloc'; check
10339 targetm.have_named_sections before calling named_section.
10340 (current_function_section): Likewise.
10341 (assemble_start_function): Modify to get/put unlikely_text_section_name
10342 in current function struct; modify to get hot/cold section labels
10343 from function struct; initialize labels using
10344 ASM_GENERATE_INTERNAL_LABEL;
10345 test partitioning flag before writing out hot section label.
10346 (assemble_end_function): Test partitioning flag before writing out
10347 hot/cold section labels.
10348 (default_section_type_flags_1): Modify to use array instead of
10349 char* for unlikely_text_section_name; set flags correctly for
10350 cold text section if there is not a current function decl.
10352 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10354 * tree.h (enum tree_index): Add TI_VA_LIST_GPR_COUNTER_FIELD
10355 and TI_VA_LIST_FPR_COUNTER_FIELD.
10356 (va_list_gpr_counter_field, va_list_fpr_counter_field): Define.
10357 * tree-pass.h (pass_stdarg): Add.
10358 * tree-optimize.c (init_tree_optimization_passes): Add pass_stdarg.
10359 * tree-stdarg.c: New file.
10360 * tree-stdarg.h: New file.
10361 * Makefile.in (OBJS-common): Add tree-stdarg.o.
10362 (tree-stdarg.o): Add dependencies.
10363 * function.h (struct function): Add va_list_gpr_size and
10364 va_list_fpr_size fields.
10365 * function.c (allocate_struct_function): Initialize them.
10366 * target.h (struct gcc_target): Add stdarg_optimize_hook.
10367 * target-def.h (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10368 (TARGET_INITIALIZER): Add it.
10370 * config/i386/i386.c (ix86_build_builtin_va_list): Initialize
10371 va_list_{g,f}pr_counter_field.
10372 (ix86_setup_incoming_varargs): Don't do anything if reg_save
10373 area will not be used. Only save registers that tree-stdarg.c
10374 detected they need saving.
10375 (ix86_va_start): Don't set up fields that won't be used.
10377 * config/rs6000/rs6000.c (rs6000_build_builtin_va_list): Initialize
10378 va_list_{g,f}pr_counter_field.
10379 (setup_incoming_varargs): Don't do anything if reg_save
10380 area will not be used. Only save registers that tree-stdarg.c
10381 detected they need saving.
10382 (rs6000_va_start): Don't set up fields that won't be used.
10384 * config/alpha/alpha.c: Include tree-flow.h and tree-stdarg.h.
10385 (alpha_build_builtin_va_list): Initialize va_list_gpr_counter_field.
10386 (va_list_skip_additions, alpha_stdarg_optimize_hook): New functions.
10387 (TARGET_STDARG_OPTIMIZE_HOOK): Define.
10389 2005-04-09 Jakub Jelinek <jakub@redhat.com>
10392 * config/i386/i386.c (construct_container): Pass empty aligned
10393 struct, union or class in memory.
10395 2005-04-09 Kazu Hirata <kazu@cs.umass.edu>
10397 * dominance.c, gthr-win32.h, reg-stack.c, tree-ssa-copy.c,
10398 tree-ssa-operands.c, tree-ssa.c, tree-vrp.c, varasm.c,
10399 config/alpha/alpha.c, config/arm/arm.c, config/m32r/m32r.h,
10400 config/rs6000/predicates.md: Fix comment typos.
10402 * sched-int.h (haifa_insn_data): Remove blockage and units.
10403 (INSN_UNIT, INSN_BLOCKAGE, UNIT_BITS, BLOCKAGE_MASK,
10404 ENCODE_BLOCKAGE, UNIT_BLOCKED, BLOCKAGE_RANGE,
10405 MIN_BLOCKAGE_COST, MAX_BLOCKAGE_COST): Remove.
10407 2005-04-09 Jan Hubicka <jh@suse.cz>
10408 Steven Bosscher <stevenb@suse.de>
10410 * cfglayout.c (copy_bbs): Rename n_edges to num_edges.
10411 * cfgloop.c (get_loop_exit_edges): Likewise.
10412 * cfgloopmanip.c (fix_irreducible_loops): Likewise.
10413 (unloop): Likewise.
10414 * loop-unroll.c (analyze_insns_in_loop): Likewise.
10415 * tree-cfg.c (dump_cfg_status): Likewise.
10417 2005-04-09 David Edelsohn <edelsohn@gnu.org>
10419 * config/rs6000/predicates.md (altivec_register_operand): Remove
10420 redundant match_code test.
10421 (gpc_reg_operand): Same.
10422 (cc_reg_operand): Same.
10423 (cc_reg_not_cr0_operand): Same.
10425 2005-04-09 Jan Hubicka <jh@suse.cz>
10427 Forgotten hunk from my last merge patch:
10428 * final.c (output_addr_const): Do not call mark_referenced.
10430 2005-04-09 Andrew MacLeod <amacleod@redhat.com>
10432 * doc/tree-ssa.texi: Add immediate use documentation.
10434 2005-04-09 Richard Earnshaw <richard.earnshaw@arm.com>
10436 * arm.c (FL_WBUF): Define.
10437 (arm_tune_strongarm): Renamed from arm_is_strong. All uses changed.
10438 (arm_is_6_or_7): Delete.
10439 (arm_tune_wbuf): New.
10440 (arm_override_options): Set arm_tune_wbuf.
10441 * arm.h (arm_tune_strongarm): Renamed from arm_is_strong.
10442 (arm_is_6_or_7): Delete declaration.
10443 (arm_tune_wbuf): New declartion.
10444 * arm.md (is_strongarm): Derive from arm_tune_strongarm.
10445 (model_wbuf): Derive from arm_tune_wbuf.
10446 * arm-cores.def (arm600, arm610, arm620, arm700, arm700i, arm710)
10447 (arm720, arm710c, arm7100, arm7500, arm7500fe, arm710t, arm720t)
10448 (arm740t): Mark CPUs as having a write buffer.
10450 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10452 * config/i386/i386.md (*fp_jcc_7_387): Use 'const0_operand' instead
10453 of 'const_double_operand' in operand 2 constraints. Update enable
10456 2005-04-09 Uros Bizjak <uros@kss-loka.si>
10458 * builtins.def (BUILT_IN_LFLOOR, BUILT_IN_LFLOORF, BUILT_IN_LFLOORL)
10459 (BUILT_IN_LLFLOOR, BUILT_IN_LLFLOORF, BUILT_IN_LLFLOORL): New.
10460 * optabs.h (enum optab_index): Add new OTI_lfloor.
10461 (lfloor_optab): Define corresponding macro.
10462 * optabs.c (init_optabs): Initialize lfloor_optab.
10463 * genopinit.c (optabs): Implement lfloor_optab using lfloorsi2
10464 and lfloordi2 patterns.
10465 * builtins.c (expand_builtin_int_roundingfn): New prototype.
10466 (expand_builtin_int_roundingfn): New function.
10467 (fold_builtin_int_roundingfn): New prototype.
10468 (fold_builtin_int_roundingfn): New function, renamed from
10469 fold_builtin_lround.
10470 Handle BUILT_IN_LROUND{,F,L}, BUILT_IN_LLROUND{,F,L} and
10471 BUILT_IN_LFLOOR{,F,L}, BUILT_IN_LLFLOOR{,F,L}.
10472 (fold_builtin_1): Fold BUILT_IN_LFLOOR{,F,L} and
10473 BUILT_IN_LLFLOOR{,F,L} using fold_builtin_int_roundingfn.
10474 (mathfn_built_in): Handle BUILT_IN LFLOOR and BUILT_IN_LLFLOOR.
10475 (expand_builtin): Expand BUILT_IN_LFLOOR{,F,L} and
10476 BUILT_IN_LLFLOOR{,F,L} using expand_builtin_int_roundingfn.
10477 * convert.c (convert_to_integer): Convert (long int)floor{,f,l},
10478 into lfloor built-in function and (long long int)floor{,f,l} into
10479 llfloor built-in function.
10480 * fold-const.c (tree_expr_nonnegative_p): Add BUILT_IN_LFLOOR and
10483 2005-04-08 Ian Lance Taylor <ian@airs.com>
10485 * c-common.def: Move FOR_STMT, WHILE_STMT, DO_STMT, BREAK_STMT,
10486 CONTINUE_STMT, and SWITCH_STMT to cp/cp-tree.def.
10487 * c-common.h (WHILE_COND, WHILE_BODY): Move to cp/cp-tree.h.
10488 (DO_COND, DO_BODY): Likewise.
10489 (FOR_INIT_STMT, FOR_COND, FOR_EXPR, FOR_BODY): Likewise.
10490 (SWITCH_STMT_COND, SWITCH_STMT_BODY, SWITCH_STMT_TYPE): Likewise.
10491 (c_common_stmt_codes): Remove FOR_STMT, WHILE_STMT, DO_STMT,
10492 BREAK_STMT, CONTINUE_STMT, and SWITCH_STMT.
10493 (build_continue_stmt, build_break_stmt): Don't declare.
10494 (c_do_switch_warnings): Update declaration.
10495 * c-gimplify.c (enum bc_t): Remove.
10496 (struct c_gimplify_ctx, ctxp): Remove.
10497 (push_context, pop_context): Remove static functions.
10498 (c_genericize): Don't call push_context or pop_context.
10499 (begin_bc_block, finish_bc_block): Remove static functions.
10500 (build_bc_goto): Likewise.
10501 (gimplify_c_loop): Likewise.
10502 (gimplify_for_stmt, gimplify_while_stmt): Likewise.
10503 (gimplify_do_stmt, gimplify_switch_stmt): Likewise.
10504 (c_gimplify_expr): Remove handling of FOR_STMT, WHILE_STMT,
10505 DO_STMT, SWITCH_STMT, CONTINUE_STMT, BREAK_STMT.
10506 * c-common.c (c_do_switch_warnings): Rename from
10507 c_do_switch_warnings_1.
10508 (c_do_switch_warnings) [old version]: Remove.
10509 (c_do_switch_expr_warnings): Remove.
10510 * c-typeck.c (c_finish_case): Call new c_do_switch_warnings
10511 function instead of c_do_switch_expr_warnings.
10512 * c-dump.c (c_dump_tree): Remove handling of BREAK_STMT,
10513 CONTINUE_STMT, DO_STMT, FOR_STMT, SWITCH_STMT, and WHILE_STMT.
10514 * c-pretty-print.c (pp_c_statement): Likewise.
10515 * c-semantics.c (build_break_stmt, build_continue_stmt): Remove.
10517 2005-04-08 Devang Patel <dpatel@apple.com>
10519 * tree-if-conv.c (find_phi_replacement_condition): New parameter, loop.
10520 While selecting replacement condition pay attention to loop header.
10522 2005-04-08 Diego Novillo <dnovillo@redhat.com>
10524 Merge from tree-cleanup-branch: VRP, store CCP, store
10525 copy-prop, incremental SSA updating of FUD chains and
10526 newly exposed symbols.
10528 * Makefile.in (tree-ssa-copy.o): Depend on tree-ssa-propagate.h.
10529 (OBJS-common): Add tree-vrp.o.
10530 (tree-vrp.o): New rule.
10531 * basic-block.h (nearest_common_dominator_for_set): Declare.
10532 * common.opt (ftree-store-ccp): New flag.
10533 (ftree-copy-prop): New flag.
10534 (ftree-vrp): New flag.
10535 (ftree-store-copy-prop): New flag.
10536 * dominance.c (nearest_common_dominator_for_set): New.
10537 * domwalk.c (walk_dominator_tree): Only traverse
10538 statements in blocks marked in walk_data->interesting_blocks.
10539 * domwalk.h (struct dom_walk_data): Add field interesting_blocks.
10540 * fold-const.c (fold): Handle ASSERT_EXPR.
10541 * opts.c (decode_options): Set flag_tree_copy_prop at -O1.
10542 Set flag_tree_store_ccp, flag_tree_store_copy_prop and
10543 flag_tree_vrp at -O2.
10544 * timevar.def (TV_TREE_VRP): Define.
10545 (TV_TREE_COPY_PROP): Define.
10546 (TV_TREE_STORE_COPY_PROP): Define.
10547 (TV_TREE_SSA_INCREMENTAL): Define.
10548 (TV_TREE_STORE_CCP): Define.
10549 * tree-cfg.c (tree_can_merge_blocks_p): Remove reference
10550 to kill_redundant_phi_nodes from comment.
10551 (verify_expr): Handle ASSERT_EXPR.
10552 * tree-dfa.c (mark_new_vars_to_rename): Remove second
10553 argument. Update all users.
10554 (mark_call_clobbered_vars_to_rename): Remove. Update all
10556 * tree-flow-inline.h (unmodifiable_var_p): New.
10557 * tree-flow.h (enum value_range_type): Declare.
10558 (struct value_range_def): Declare.
10559 (value_range): Declare.
10560 (remove_all_phi_nodes_for): Remove. Update all users.
10561 (find_phi_node_for): Declare.
10562 (add_type_alias): Declare.
10563 (count_uses_and_derefs): Declare.
10564 (kill_redundant_phi_nodes): Remove.
10565 (rewrite_into_ssa): Remove.
10566 (rewrite_def_def_chains): Remove.
10567 (update_ssa, register_new_name_mapping, create_new_def_for,
10568 need_ssa_update_p, name_registered_for_update_p,
10569 release_ssa_name_after_update_ssa, dump_repl_tbl,
10570 debug_repl_tbl, dump_names_replaced_by,
10571 debug_names_replaced_by, mark_sym_for_renaming,
10572 mark_set_for_renaming, get_current_def, set_current_def,
10573 get_value_range, dump_value_range, debug_value_range,
10574 dump_all_value_ranges, debug_all_value_ranges,
10575 expr_computes_nonzero, loop_depth_of_name,
10576 unmodifiable_var_p): Declare.
10577 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle
10579 * tree-into-ssa.c (block_defs_stack): Update comment.
10580 (old_ssa_names, new_ssa_names, old_virtual_ssa_names,
10581 syms_to_rename, names_to_release, repl_tbl,
10582 need_to_initialize_update_ssa_p, need_to_update_vops_p,
10583 need_to_replace_names_p): New locals.
10584 (NAME_SETS_GROWTH_FACTOR): Define.
10585 (struct repl_map_d): Declare.
10586 (struct mark_def_sites_global_data): Add field
10587 interesting_blocks.
10588 (enum rewrite_mode): Declare.
10589 (REGISTER_DEFS_IN_THIS_STMT): Define.
10590 (compute_global_livein): Use last_basic_block instead of
10592 (set_def_block): Remove last argument. Update all callers.
10593 (prepare_use_operand_for_rename): Remove. Update all callers.
10594 (prepare_def_operand_for_rename): Remove. Update all callers.
10595 (symbol_marked_for_renaming): New.
10596 (is_old_name): New.
10597 (is_new_name): New.
10598 (repl_map_hash): New.
10599 (repl_map_eq): New.
10600 (repl_map_free): New.
10601 (names_replaced_by): New.
10602 (add_to_repl_tbl): New.
10603 (add_new_name_mapping): New.
10604 (mark_def_sites): Assume that all the operands in the
10605 statement are in normal form.
10606 (find_idf): Assert that the block in the stack is valid.
10607 (get_default_def_for): New.
10608 (insert_phi_nodes_for): Add new argument 'update_p'.
10610 If update_p is true, add a new mapping between the LHS of
10611 each new PHI and the name that it replaces.
10612 (insert_phi_nodes_1): Only call find_idf if needed.
10613 (get_reaching_def): Call get_default_def_for.
10614 (rewrite_operand): Remove.
10615 (rewrite_stmt): Do nothing if REGISTER_DEFS_IN_THIS_STMT
10616 and REWRITE_THIS_STMT are false.
10617 Assume that all the operands in the statement are in
10619 (rewrite_add_phi_arguments): Don't use PHI_REWRITTEN.
10620 (rewrite_virtual_phi_arguments): Remove.
10621 (invalidate_name_tags): Remove.
10622 (register_new_update_single, register_new_update_set,
10623 rewrite_update_init_block, replace_use,
10624 rewrite_update_fini_block, rewrite_update_stmt,
10625 rewrite_update_phi_arguments): New.
10626 rewrite_blocks): Remove argument 'fix_virtual_phis'.
10627 Add arguments 'entry', 'what' and 'blocks'.
10628 Initialize the dominator walker according to 'what' and
10630 Start the dominator walk at 'entry'.
10631 (mark_def_site_blocks): Add argument 'interesting_blocks'.
10632 Use it to configure the dominator walker.
10633 (rewrite_into_ssa): Remove argument 'all'.
10635 (rewrite_all_into_ssa): Remove.
10636 (rewrite_def_def_chains): Remove.
10637 (mark_def_interesting, mark_use_interesting,
10638 prepare_phi_args_for_update, prepare_block_for_update,
10639 prepare_def_site_for, prepare_def_sites,
10640 dump_names_replaced_by, debug_names_replaced_by,
10641 dump_repl_tbl, debug_repl_tbl, init_update_ssa,
10642 delete_update_ssa, create_new_def_for,
10643 register_new_name_mapping, mark_sym_for_renaming,
10644 mark_set_for_renaming, need_ssa_update_p,
10645 name_registered_for_update_p, ssa_names_to_replace,
10646 release_ssa_name_after_update_ssa,
10647 insert_updated_phi_nodes_for, update_ssa): New.
10648 * tree-loop-linear.c (linear_transform_loops): Call
10649 update_ssa instead of rewrite_into_ssa.
10650 * tree-optimize.c (vars_to_rename): Remove.
10652 (init_tree_optimization_passes): Replace
10653 pass_redundant_phi with pass_copy_prop.
10655 Replace pass_ccp with pass_store_ccp.
10656 Add pass_store_copy_prop after pass_store_ccp.
10657 (execute_todo): If the TODO_ flags don't include updating
10658 the SSA form, assert that it does not need to be updated.
10659 Call update_ssa instead of rewrite_into_ssa and
10660 rewrite_def_def_chains.
10661 If TODO_verify_loops is set, call verify_loop_closed_ssa.
10662 (tree_rest_of_compilation):
10663 * tree-pass.h (TODO_dump_func, TODO_ggc_collect,
10664 TODO_verify_ssa, TODO_verify_flow, TODO_verify_stmts,
10665 TODO_cleanup_cfg): Renumber.
10666 (TODO_verify_loops, TODO_update_ssa,
10667 TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
10668 TODO_update_ssa_only_virtuals): Define.
10669 (pass_copy_prop, pass_store_ccp, pass_store_copy_prop, pass_vrp):
10671 * tree-phinodes.c (make_phi_node): Update documentation.
10672 (remove_all_phi_nodes_for): Remove.
10673 (find_phi_node_for): New.
10674 * tree-pretty-print.c (dump_generic_node): Handle ASSERT_EXPR.
10675 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs): Likewise.
10676 (interpret_rhs_modify_expr): Likewise.
10677 * tree-sra.c (decide_instantiations): Mark all symbols in
10678 SRA_CANDIDATES for renaming.
10679 (mark_all_v_defs_1): Rename from mark_all_v_defs.
10680 (mark_all_v_defs): New function. Update all users to call it
10681 with the whole list of scalarized statements, not just the
10683 * tree-ssa-alias.c (count_ptr_derefs): Make extern.
10684 (compute_flow_insensitive_aliasing): If the tag is
10685 unmodifiable and the variable isn't or vice-versa, don't
10686 make them alias of each other.
10687 (setup_pointers_and_addressables): If the type tag for
10688 VAR is about to change, mark the old one for renaming.
10689 (add_type_alias): New.
10690 * tree-ssa-ccp.c: Document SSA-CCP and STORE-CCP.
10691 (ccp_lattice_t): Rename from latticevalue.
10692 (value): Remove. Update all users.
10693 (const_val): New local variable.
10694 (do_store_ccp): New local variable.
10695 (dump_lattice_value): Handle UNINITIALIZED.
10696 (debug_lattice_value): New.
10697 (get_default_value): Re-write.
10698 (set_lattice_value): Re-write.
10699 (def_to_varying): Remove. Update all users.
10700 (likely_value): Return VARYING for statements that make
10701 stores when STORE_CCP is false.
10702 Return VARYING for any statement other than MODIFY_EXPR,
10703 COND_EXPR and SWITCH_EXPR.
10704 (ccp_initialize): Re-write.
10705 (replace_uses_in, replace_vuse_in, substitute_and_fold):
10706 Move to tree-ssa-propagate.c.
10707 (ccp_lattice_meet): Handle memory stores when
10708 DO_STORE_CCP is true.
10709 (ccp_visit_phi_node): Likewise.
10710 (ccp_fold): Likewise.
10711 (evaluate_stmt): Likewise.
10712 (visit_assignment): Likewise.
10713 (ccp_visit_stmt): Likewise.
10714 (execute_ssa_ccp): Add argument 'store_ccp'. Copy it
10717 (pass_ccp): Use it.
10718 (do_ssa_store_ccp): New.
10719 (gate_store_ccp): New.
10720 (pass_store_ccp): Declare.
10721 * tree-ssa-copy.c: Include tree-ssa-propagate.h.
10722 (may_propagate_copy): Reformat.
10723 Don't abort if ORIG is a virtual and DEST isn't.
10724 If NEW does not have alias information but DEST does,
10726 (copy_of, cached_last_copy_of, do_store_copy_prop, enum
10727 copy_prop_kind, which_copy_prop): Declare.
10728 (stmt_may_generate_copy, get_copy_of_val,
10729 get_last_copy_of, set_copy_of_val, dump_copy_of,
10730 copy_prop_visit_assignment, copy_prop_visit_cond_stmt,
10731 copy_prop_visit_stmt, copy_prop_visit_phi_node,
10732 init_copy_prop, fini_copy_prop, execute_copy_prop,
10733 gate_copy_prop, do_copy_prop, gate_store_copy_prop,
10734 store_copy_prop): New.
10735 (pass_copy_prop, pass_store_copy_prop): Declare.
10736 * tree-ssa-dom.c (struct opt_stats_d): Add fields
10737 'num_const_prop' and 'num_copy_prop'.
10738 (cprop_operand): Update them.
10739 (dump_dominator_optimization_stats): Dump them.
10740 (tree_ssa_dominator_optimize): Call update_ssa instead of
10742 (loop_depth_of_name): Declare extern.
10743 (simplify_cond_and_lookup_avail_expr): Guard against NULL
10744 values for LOW or HIGH.
10745 (cprop_into_successor_phis): Only propagate if NEW != ORIG.
10746 (record_equivalences_from_stmt): Call expr_computes_nonzero.
10747 (cprop_operand): Only propagate if VAL != OP.
10748 * tree-ssa-dse.c (dse_optimize_stmt): Mark symbols in removed
10749 statement for renaming.
10750 * tree-ssa-loop-im.c (move_computations): Call update_ssa.
10751 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call
10752 add_type_alias if necessary.
10753 Call mark_new_vars_to_rename.
10754 (tree_ssa_iv_optimize): If new symbols need to be renamed,
10755 mark every statement updated, call update_ssa and
10756 rewrite_into_loop_closed_ssa.
10757 * tree-ssa-loop-manip.c (add_exit_phis): Do not remove DEF_BB
10758 from LIVEIN if VAR is a virtual.
10759 * tree-ssa-loop.c (tree_loop_optimizer_init): Call update_ssa.
10760 * tree-ssa-operands.c (get_expr_operands): Handle ASSERT_EXPR.
10761 (get_call_expr_operands): Reformat statement.
10762 (add_stmt_operand): Don't create V_MAY_DEFs for read-only
10764 * tree-ssa-propagate.c (ssa_prop_init): Initialize
10765 SSA_NAME_VALUE for every name.
10766 (first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10767 get_value_loaded_by): New.
10768 (replace_uses_in, replace_vuses_in, replace_phi_args_in,
10769 substitute_and_fold): Move from tree-ssa-ccp.c.
10770 * tree-ssa-propagate.h (struct prop_value_d, prop_value_t,
10771 first_vdef, stmt_makes_single_load, stmt_makes_single_store,
10772 get_value_loaded_by, replace_uses_in, substitute_and_fold):
10774 * tree-ssa.c (verify_use): Fix error message.
10775 (propagate_into_addr, replace_immediate_uses, get_eq_name,
10776 check_phi_redundancy, kill_redundant_phi_nodes,
10777 pass_redundant_phi): Remove. Update all users.
10778 * tree-vect-transform.c (vect_create_data_ref_ptr): Call
10779 add_type_alias, if necessary.
10780 * tree-vectorizer.h (struct _stmt_vect_info): Update
10781 documentation for field 'memtag'.
10782 * tree-vrp.c: New file.
10783 * tree.def (ASSERT_EXPR): Define.
10784 * tree.h (ASSERT_EXPR_VAR): Define.
10785 (ASSERT_EXPR_COND): Define.
10786 (SSA_NAME_VALUE_RANGE): Define.
10787 (struct tree_ssa_name): Add field 'value_range'.
10788 (PHI_REWRITTEN): Remove.
10789 (struct tree_phi_node): Remove field 'rewritten'.
10790 * doc/invoke.texi (-fdump-tree-storeccp, -ftree-copy-prop,
10791 -ftree-store-copy-prop): Document.
10792 * doc/tree-ssa.texi: Remove broken link to McCAT's compiler.
10793 Document usage of update_ssa.
10795 2005-04-08 David Edelsohn <edelsohn@gnu.org>
10798 * config/rs6000/predicates.md (altivec_register_operand): Accept
10800 (and64_operand): Do not limit CONST_INT to mask64_operand.
10801 (and64_2_operand): Do not limit CONST_INT to mask64_1or2_operand.
10802 (and_operand): Do not limit CONST_INT to mask_operand.
10804 2005-04-09 Hans-Peter Nilsson <hp@axis.com>
10806 PR rtl-optimization/20466
10807 * flow.c (invalidate_mems_from_set): Handle a MEM by checking it
10808 for overlap of the address of each list member.
10809 (mark_set_1): Call invalidate_mems_from_set for MEMs too.
10811 2005-04-08 Mike Stump <mrs@apple.com>
10813 * config/darwin.c (indirect_data): Fix typo in strncmp logic.
10815 * config/rs6000/rs6000.c (rs6000_emit_prologue): Use 5 nops,
10818 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10820 * c-tree.h (C_LANG_TREE_NODE_CHAIN_NEXT): Remove.
10822 * function.c (push_function_context_to): Don't set
10823 contains_functions.
10824 * function.h (function): Remove contains_functions.
10825 (current_function_contains_functions): Remove.
10827 * function.h (function): Remove instrument_entry_exit.
10828 (current_function_instrument_entry_exit): Remove.
10830 * function.h (nonlocal_labels): Remove.
10832 * tree.h (STRIP_MAIN_TYPE_NOPS): Remove.
10834 * genattrtab.c (attr_desc): Remove negative_ok and unsigned_p.
10835 (check_attr_value, write_attr_get, write_expr_attr_cache,
10836 find_attr, make_internal_attr): Don't reference negative_ok or
10838 * genattrtab.h (ATTR_NEGATIVE_OK, ATTR_UNSIGNED,
10839 ATTR_FUNC_UNITS, ATTR_BLOCKAGE): Remove.
10840 (ATTR_STATIC): Adjust the value.
10842 * c-common.h (C_ARTIFICIAL_STRING_P): Remove.
10844 2005-04-08 Ulrich Weigand <uweigand@de.ibm.com>
10846 * config/s390/tpf.h (ASM_SPEC): Define.
10848 2005-04-08 Kazu Hirata <kazu@cs.umass.edu>
10850 * tree-flow.h: Remove the prototype for
10851 redirect_immediate_uses.
10852 (TDFA_USE_OPS, TDFA_USE_VOPS): Remove.
10854 2005-04-08 Richard Earnshaw <richard.earnshaw@arm.com>
10856 * arm.c (arm_const_double_by_parts): New function.
10857 * arm-protos.h (arm_const_double_by_parts): Add prototype.
10858 * arm.md (define_split for 64-bit constants): Add another one.
10860 2005-04-08 Andrew MacLeod <amacleod@redhat.com>
10862 * tree-ssa-operands.c (correct_use_link): Remove linear scan.
10864 2005-04-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10866 * system.h: Revert last change.
10868 2005-04-08 Richard Sandiford <rsandifo@redhat.com>
10870 * config/xtensa/xtensa.h (target_flags, MASK_NO_FUSED_MADD)
10871 (MASK_CONST16, TARGET_NO_FUSED_MADD, TARGET_CONST16)
10872 (TARGET_SWITCHES): Delete.
10873 * config/xtensa/xtensa.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
10874 * config/xtensa/xtensa.md (muladdsf3, mulsubsf3): Check
10875 TARGET_FUSED_MADD instead of !TARGET_NO_FUSED_MADD.
10876 * config/xtensa/xtensa.opt: New file.
10878 2005-04-08 Ben Elliston <bje@au.ibm.com>
10880 * config/fp-bit.c: Include L_mul_tf in #endif comment.
10881 * config/fp-bit.h: Tidy comments.
10883 2005-04-07 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
10885 * system.h: Poison PARAMS.
10887 2005-04-07 Richard Sandiford <rsandifo@redhat.com>
10889 * config/vax/vax.h (target_flags, MASK_UNIX_ASM, MASK_VAXC_ALIGNMENT)
10890 (MASK_G_FLOAT, TARGET_UNIX_ASM, TARGET_VAXC_ALIGNMENT, TARGET_G_FLOAT)
10891 (TARGET_SWITCHES): Delete.
10892 * config/vax/vax.c (TARGET_DEFAULT_TARGET_FLAGS): Override default.
10893 * config/vax/vax.opt: New file.
10895 2005-04-07 Daniel Berlin <dberlin@dberlin.org>
10897 * tree-ssa-dse.c (dse_optimize_stmt): Fix incorrect comment.
10899 2005-04-07 Ian Lance Taylor <ian@airs.com>
10901 * config/iq2000/iq2000.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Don't
10903 * config/mips/mips.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE): Likewise.
10904 * config/sparc/sparc.h (DONT_ACCESS_GBLS_AFTER_EPILOGUE):
10907 2005-04-07 Kazu Hirata <kazu@cs.umass.edu>
10909 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Consider
10910 all immediate uses in PHI nodes.
10912 2005-04-07 Richard Earnshaw <richard.earnshaw@arm.com>
10914 * arm.c (arm_const_double_inline_cost): Handle any constant by
10915 using gen_lowpart and gen_highpart_mode.
10916 (note_invalid_constants): All constants in an RTX with a constraint
10917 that permits memory are now pushed to the constant pool.
10918 (output_move_double): Delete code to handle reg to reg and
10919 constant to reg moves.
10920 (const_double_needs_minipool, output_mov_immediate): Delete.
10921 * arm.h (EXTRA_CONSTRAINT_STR_ARM): All 'D' variants now handle
10922 CONST_INT and CONST_VECTOR.
10923 * arm.md (ANY64): New mode macro.
10924 (arm_movdi): Split reg-reg and const-reg moves. Simplify constraints.
10925 (movdf_soft_insn): Split reg-reg and const-reg moves.
10926 (split patterns for 64-bit constant and register moves): New.
10927 * cirrus.md (cirrus_arm_movdi): Split reg-reg and const-reg moves.
10928 (cirrus_movdf_hard_insn): Likewise.
10929 * fpa.md (movdf_fpa): Likewise.
10930 * iwmmxt.md (iwmmxt_arm_movdi): Likewise.
10931 (movv8qi_internal, movv4hi_internal, movv2si_internal): Fix
10933 (movv2si_internal_2): Likewise.
10934 * vfp.md (arm_movdi_vfp): Split reg-reg and const-reg moves.
10935 (movdf_vfp): Likewise.
10936 * arm-protos.h (output_mov_immediate): Delete prototype.
10938 2005-04-07 Joseph S. Myers <joseph@codesourcery.com>
10941 * simplify-rtx.c (simplify_unary_operation_1): Check
10942 SUBREG_PROMOTED_UNSIGNED_P (op) > 0 for zero-extension.
10944 2005-04-06 James E Wilson <wilson@specifixinc.com>
10947 * cgraphunit.c (record_call_1, case FDESC_EXPR): Handle same as
10950 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10952 * coverage.h (GCOV_TYPE_NODE): Delete.
10953 * coverage.c (coverage_counter_alloc, tree_coverage_counter_ref)
10954 (build_ctr_info_type): Use get_gcov_type () instead of GCOV_TYPE_NODE.
10955 * tree-profile.c (tree_gen_edge_profiler, tree_gen_interval_profiler)
10956 (tree_gen_pow2_profiler, tree_gen_one_value_profiler): Likewise.
10957 * value-prof.c (tree_divmod_fixed_value_transform): Delete.
10959 2004-04-06 Richard Sandiford <rsandifo@redhat.com>
10962 * Makefile.in (gcc.pot): Remove options.c dependency.
10963 * optc-gen.awk: Don't quote help strings with N_().
10965 2005-04-06 James A. Morrison <phython@gcc.gnu.org>
10967 * c-common.c (handle_malloc_atttribute): Only set DECL_IS_MALLOC if
10968 the function returns a pointer type.
10970 2005-04-06 Daniel Berlin <dberlin@dberlin.org>
10972 * params.def (PARAM_SALIAS_MAX_IMPLICIT_FIELDS): New
10973 * params.h (SALIAS_MAX_IMPLICIT_FIELDS): New
10974 * doc/invoke.texi: Documnet salias-max-implicit-fields.
10975 * tree-ssa-alias.c (struct used_part): Add implicit_uses and
10976 explicit_uses members.
10977 (get_or_create_used_part_for): Initialize new fields.
10978 (fieldoff_compare): New function.
10979 (create_overlap_variables_for): Count number of fields, use
10980 heuristic to determine whether to create subvars for vars with
10981 only implicit uses.
10982 Sort the field list by offset and avoid creating duplicate SFT's.
10984 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
10986 * c.opt (-F): Remove trailing whitespace from help string.
10987 (-finput-charset): Use a tab to separate the switch name and help
10989 * common.opt (-fsched-stalled-insns, -fsched-stalled-insns-dep)
10990 (-ftree-vectorizer-verbose): Likewise.
10992 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
10994 * tree-ssa-sink.c (nearest_common_dominator_of_uses): Look at
10995 a PHI argument where a use occurs instead of all PHI arguments.
10997 2005-04-06 Joseph S. Myers <joseph@codesourcery.com>
10999 * c-decl.c (finish_decl): Apply pending #pragma weak regardless of
11002 2005-04-06 Kazu Hirata <kazu@cs.umass.edu>
11004 * cse.c, tree-flow-inline.h, tree-flow.h, tree-ssa-operands.c,
11005 tree-ssa-sink.c, tree.h, config/bfin/bfin.c,
11006 config/bfin/bfin.h: Fix comment typos.
11008 2005-04-06 Ranjit Mathew <rmathew@hotmail.com>
11010 * doc/install.texi: Update the URL for Jacks.
11011 * doc/sourcebuild.texi: Likewise.
11013 2005-04-06 Eric Botcazou <ebotcazou@libertysurf.fr>
11016 * config/sparc/sparc.c (legitimate_address_p): Remove 'imm2'.
11017 Revert 2004-10-08 patch. Reject TFmode LO_SUM in 32-bit mode.
11019 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
11021 * Makefile.in (LIBGCC2_CFLAGS): Revert -pipe change.
11023 2005-04-06 Richard Sandiford <rsandifo@redhat.com>
11025 * config/v850/v850-protos.h (override_options): Delete.
11026 * config/v850/v850.h (target_flags, MASK_GHS, MASK_LONG_CALLS, MASK_EP)
11027 (MASK_PROLOG_FUNCTION, MASK_DEBUG, MASK_V850, MASK_V850E)
11028 (MASK_SMALL_SLD, MASK_BIG_SWITCH, MASK_NO_APP_REGS, MASK_DISABLE_CALLT)
11029 (MASK_STRICT_ALIGN, MASK_US_BIT_SET, MASK_US_MASK_SET, TARGET_GHS)
11030 (TARGET_LONG_CALLS, TARGET_EP, TARGET_PROLOG_FUNCTION, TARGET_V850)
11031 (TARGET_BIG_SWITCH, TARGET_DEBUG, TARGET_V850E, TARGET_US_BIT_SET)
11032 (TARGET_SMALL_SLD, TARGET_DISABLE_CALLT, TARGET_NO_APP_REGS)
11033 (TARGET_STRICT_ALIGN, TARGET_SWITCHES, TARGET_OPTIONS)
11034 (OVERRIDE_OPTIONS): Delete.
11035 (MASK_CPU): Redefine as MASK_V850 | MASK_V850E.
11036 (small_memory_info): Remove the value field.
11037 (CONDITIONAL_REGISTER_USAGE): Check !TARGET_APP_REGS rather than
11038 TARGET_NO_APP_REGS.
11039 * config/v850/v850.c (small_memory): Remove the value field.
11040 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11041 (override_options): Delete.
11042 (v850_handle_memory_option, v850_handle_option): New functions.
11043 * config/v850/v850.opt: New file.
11045 2005-04-06 Geoffrey Keating <geoffk@apple.com>
11047 * config.host: Add a section for generic hosts, and a subsection
11048 for Darwin. Add a case for x86-darwin. Update ppc-darwin case.
11049 * config/host-darwin.c: New, split out of config/rs6000/host-darwin.c.
11050 * config/host-darwin.h: New.
11051 * config/x-darwin: New.
11052 * config/i386/host-i386-darwin.c: New.
11053 * config/i386/x-darwin: New.
11054 * config/rs6000/host-darwin.c: Include host-darwin.h.
11055 (darwin_rs6000_gt_pch_get_address): Move to config/host-darwin.c.
11056 (darwin_rs6000_gt_pch_use_address): Likewise.
11057 * config/rs6000/x-darwin: Change name of .o built, update
11058 dependencies for changes to rs6000/host-darwin.c.
11060 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11063 * config/c4x/c4x.h (ASM_PROG, LD_PROG): Remove.
11065 2005-04-06 Dorit Naishlos <dorit@il.ibm.com>
11067 * tree-vect-analyze.c (vect_analyze_loop_form): Call
11068 split_loop_exit_edge instead of loop_split_edge_with.
11070 2005-04-06 Paolo Bonzini <bonzini@gnu.org>
11072 * config/rs6000/altivec.md (UNSPEC_VSLW, UNSPEC_SUBS,
11073 UNSPEC_SET_VSCR): New constants, used throughout.
11074 (*andc3_v4sf): New.
11075 (altivec_vspltisb, altivec_vsplitish, altivec_vsplitisw):
11077 (altivec_vspltis<VI_char>): ... this pattern, using
11078 a QImode const_int_operand for the immediate.
11079 (abs<mode>2, absv4sf2, altivec_abss_<mode>): Rewrite as
11082 2005-04-06 Ralf Corsepius <ralf.corsepius@rtems.org>
11085 * config/avr/t-avr (AR_FOR_TARGET,RANLIB_FOR_TARGET): Remove.
11087 2005-04-06 Kelley Cook <kcook@gcc.gnu.org>
11089 * Makefile.in (LIBGCC2_CFLAGS): Compile with -pipe.
11091 2005-04-06 Ben Elliston <bje@au.ibm.com>
11093 * gcc.c: Correct comment about DEFAULT_SWITCH_TAKES_ARG and
11094 DEFAULT_WORD_SWITCH_TAKES_ARG which incorrectly reported these
11095 macros as living in "this file" and not gcc.h.
11097 2005-04-06 Ben Elliston <bje@au.ibm.com>
11099 * doc/invoke.texi (Optimize Options): Mention -ftree-lrs, not
11100 -ftree-live_range_split. Perhaps renamed at some point?
11102 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11105 * tree-ssa-loop-ivopts.c (generic_type_for): New function.
11106 (add_candidate_1): Use generic_type_for instead of unsigned_type_for.
11108 2005-04-06 Zdenek Dvorak <dvorakz@suse.cz>
11110 * tree-flow.h (number_of_iterations_cond): Declaration removed.
11111 * tree-ssa-loop-niter.c (number_of_iterations_cond): Made static.
11112 (number_of_iterations_special): New function.
11113 (number_of_iterations_exit): Use number_of_iterations_special.
11114 Use simplify_using_outer_evolutions only at -O3.
11115 (number_of_iterations_cond, tree_simplify_using_condition,
11116 simplify_using_initial_conditions, loop_niter_by_eval,
11117 compare_trees, can_count_iv_in_wider_type_bound,
11118 simplify_using_outer_evolutions): Use fold_build.
11120 2005-04-05 Thomas Fitzsimmons <fitzsim@redhat.com>
11122 * doc/install.texi (Configuration): Document --with-java-home.
11124 2005-04-05 Richard Henderson <rth@redhat.com>
11128 * config/i386/i386.c (print_operand): Handle vector zeros.
11129 (ix86_split_to_parts): Handle CONST_VECTOR.
11130 (ix86_hard_regno_mode_ok): Allow MMX modes in general regs.
11131 (ix86_modes_tieable_p): Use ix86_hard_regno_mode_ok to decide
11132 what modes to tie for MMX and SSE registers.
11133 * config/i386/i386.h (MMX_REG_MODE_P): Remove.
11134 * config/i386/i386.md: Extend move 0 -> xor peephole to apply
11135 to vector modes as well.
11136 * config/i386/predicates.md (const0_operand): Handle VOIDmode
11137 properly as an input mode.
11139 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11141 * tree-ssa-operands.c (verify_abort): Use %p for pointers.
11143 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11145 * tree-pretty-print.c (dump_generic_node): Use %p for pointer.
11147 2005-04-05 Jakub Jelinek <jakub@redhat.com>
11149 * config/i386/i386.c (init_cumulative_args): For -m32 -mfpmath=sse
11150 and local functions, set sse_nregs to 8 and float_in_sse.
11151 (function_arg_advance, function_arg): If float_in_sse, pass
11152 SFmode and DFmode arguments in SSE registers.
11153 * config/i386/i386.h (CUMULATIVE_ARGS): Add float_in_sse field.
11155 * config/i386/i386.c (ix86_value_regno): Only optimize local functions
11156 of -funit-at-a-time.
11158 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11160 * config/i386/i386-protos.h (ix86_function_value): Accept two
11161 arguments, like the target macro.
11162 * config/i386/i386.h (FUNCTION_VALUE): Pass both arguments.
11163 * config/i386/i386.c (ix86_function_value): Accept the second
11164 argument of the target macro.
11165 (ix86_function_ok_for_sibcall): Pass a function pointer to
11166 ix86_function_value.
11167 (ix86_function_value, ix86_libcall_value) [!TARGET_64BIT]: Adjust
11168 call to ix86_value_regno).
11169 (ix86_value_regno): Add support for returning floating point values
11172 2005-04-05 Jakub Jelinek <jakub@redhat.com>
11174 PR tree-optimization/20076
11175 * tree-inline.c (inline_forbidden_p_1): Prevent inlining functions
11176 that call __builtin_return or __builtin_apply_args.
11178 2005-04-05 Andrew MacLeod <amacleod@redhat.com>
11180 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use update_stmt.
11181 Use immediate use iterator.
11182 (stmt_is_bumper_for_loop): Use immediate use iterator.
11183 * predict.c (strip_builtin_expect): Use update_stmt.
11184 * tree-cfg.c (update_modified_stmts): New. Call update_stmt_if_modified
11185 on all elements of a STATEMENT_LIST.
11186 (bsi_insert_before, bsi_insert_after): Call update_modified_stmts.
11187 (bsi_remove): Remove imm_use links and mark the stmt as modified.
11188 (bsi_replace): Mark stmt as modified and the update it.
11189 * tree-complex.c (update_complex_assignment): Call mark_stmt_modified.
11190 (expand_complex_libcal): Call update_stmt.
11191 (expand_complex_comparison): Call mark_stmt_modified.
11192 (expand_complex_operations_1): Call update_stmt_if_modified.
11193 (expand_vector_operations_1): Call mark_stmt_modified.
11194 * tree-dfa.c (compute_immediate_uses, free_df_for_stmt, free_df,
11195 compute_immediate_uses_for_phi, compute_immediate_uses_for_stmt,
11196 add_immediate_use, redirect_immediate_use,
11197 redirect_immediate_uses, dump_immediate_uses, debug_immediate_uses,
11198 dump_immediate_uses_for, debug_immediate_uses_for): Delete.
11199 (mark_new_vars_to_rename): Call update_stmt.
11200 * tree-dump.c (dump_option_value_in): Add "stmtaddr".
11201 * tree-flow-inline.h (modify_stmt): Rename to mark_stmt_modified.
11203 (unmodify_stmt): Delete.
11204 (update_stmt): New. Force an update of a stmt.
11205 (update_stmt_if_modified): update a stmt if it is out of date.
11206 (get_stmt_operands): Verify stmt is NOT modified.
11207 (stmt_modified_p): Update comment.
11208 (delink_imm_use): Remove a use node from its immuse list.
11209 (link_imm_use_to_list): Link a use node to a specific list.
11210 (link_imm_use): Link a node to the correct list.
11211 (set_ssa_use_from_ptr): Set a use node to a specific value, and insert
11212 it in the correct list, if appropriate.
11213 (link_imm_use_stmt): Link a use node, and set the stmt pointer.
11214 (relink_imm_use): Link a use node in place of another node in a list.
11215 (relink_imm_use_stmt): LInk a node in place of another node, and set
11217 (end_safe_imm_use_traverse): New. Terminate a safe immuse iterator.
11218 (end_safe_imm_use_p): New. Check for the end of a safe immuse iterator.
11219 (first_safe_imm_use): New. Initialize a safe immuse iterator.
11220 (next_safe_imm_use): New. Proceed to next safe immuse iterator value.
11221 (end_readonly_imm_use_p): New. Check for end of a fast immuse iterator.
11222 (first_readonly_imm_use): New. Initialize a fast immuse iterator.
11223 (next_readonly_imm_use): New. Get the next fast immuse iterator value.
11224 (has_zero_uses): New. Return true if there are no uses of a var.
11225 (has_single_use): New. Return true if there is only a single use of a
11227 (single_imm_use): New. Return the simgle immediate use.
11228 (num_imm_uses): New. Return the number of immediate uses.
11229 (get_v_must_def_ops): Use is now a pointer.
11230 (use_operand_p, get_v_may_def_op_ptr, get_vuse_op_ptr,
11231 get_v_must_def_kill_ptr, get_phi_arg_def_ptr): Return the address of
11233 (get_immediate_uses, num_immediate_uses, immediate_use): Delete.
11234 (delink_stmt_imm_use): Delink all immuses from a stmt.
11235 (phi_arg_index_from_use): New. Return a phi arg index for a use.
11236 * tree-flow.h (struct dataflow_d): Delete.
11237 (immediate_use_iterator_d): New. Immediate use iterator struct.
11238 (FOR_EACH_IMM_USE_FAST): New. Macro for read only immuse iteration.
11239 (FOR_EACH_IMM_USE_SAFE): New. Macro for write-safe immuse iteration.
11240 (BREAK_FROM_SAFE_IMM_USE): New. Macro for earlyu exit from write-safe
11242 (struct stmt_ann_d): Remove dataflow_t from struct.
11243 * tree-if-conv.c (tree_if_conversion). Don't call free_df.
11244 (if_convertible_phi_p): Use FAST immuse iterator.
11245 (if_convertible_loop_p): Don't call compute_immediate_uses.
11246 (replace_phi_with_cond_modify_expr): Call update_stmt.
11247 * tree-into-ssa.c (mark_def_sites, ssa_mark_def_sites): Call
11248 update_stmt_if_modified.
11249 (rewrite_all_into_ssa): Initialize ssa operands.
11250 * tree-loop-linear.c (linear_transform_loops): Don't call free_df or
11251 compute_immediate_uses.
11252 * tree-optimize.c (execute_todo): Call verify_ssa whenever the
11253 ssa_property is available.
11254 (execute_one_pass): Change parameters passed to execute_todo.
11255 * tree-outof-ssa.c (rewrite_trees): Don't call modify_stmt.
11256 (remove_ssa_form): Call fini_ssa_operands.
11257 (insert_backedge_copies): Delete call to modify_stmt.
11258 * tree-phinodes.c (make_phi_node): Initialize use nodes.
11259 (release_phi_node): Delink any use nodes before releasing.
11260 (resize_phi_node): Relink any use nodes.
11261 (remove_phi_arg_num): Delink the use node.
11262 (remove_phi_node): Release the ssa_name AFTER releasing the phi node.
11263 (remove_all_phi_nodes_for): Release phi node first.
11264 * tree-pretty-print.c (dump_generic_node): Print stmt address.
11265 * tree-sra.c (mark_all_v_defs): Call update_stmt_if_modified.
11266 (scalarize_use, scalarize_copy): Call update_stmt.
11267 * tree-ssa-alias.c (compute_may_aliases): Update all modified stmts.
11268 (compute_points_to_and_addr_escape): Call mark_stmt_modified.
11269 * tree-ssa-cpp.c (need_imm_uses_for): Delete.
11270 (ccp_initialize): Remove call to compute_immediate_uses.
11271 (substitute_and_fold, execute_fold_all_builtins): Call update_stmt.
11272 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Update all modified
11274 (simplify_cond_and_lookup_avail_expr): Call mark_stmt_modified.
11275 (simplify_switch_and_lookup_avail_expr): Call mark_stmt_modified.
11276 (eliminate_redundant_computations): Call mark_stmt_modified.
11277 (cprop_operand): Call mark_stmt_modified.
11278 (optimize_stmt): Call update_stmt_if_modified and mark_stmt_modified.
11279 * tree-ssa-dse.c (fix_phi_uses, fix_stmt_v_may_defs): Delete.
11280 (dse_optimize_stmt): Use new immuse interface.
11281 (tree_ssa_dse): Remove calls to compute_immediate_uses and free_df.
11282 * tree-ssa-forwprop.c (need_imm_uses_for): Delete.
11283 (substitute_single_use_vars): Use new immuse interface.
11284 (tree_ssa_forward_propagate_single_use_vars): Remove calls to free_df
11285 and compute_immediate_uses.
11286 * tree-ssa-loop-im.c (single_reachable_address): Use new immuse
11288 (rewrite_mem_refs): Call update_stmt.
11289 (determine_lsm): Remove call to compute_imm_uses and free_df.
11290 * tree-ssa-loop-ivcanon.c (create_canonical_iv): Call update_stmt.
11291 (try_unroll_loop_completely): Call update_stmt.
11292 * tree-ssa-loop-ivopts.c (rewrite_address_base): Call update_stmt.
11293 (rewrite_use_compare): Call update_stmt.
11294 (compute_phi_arg_on_exit): Insert each stmt before trying to process.
11295 (rewrite_use) : Call update_stmt.
11296 * tree-ssa-loop-manip.c (verify_loop_closed_ssa): Add arg to call.
11297 * tree-ssa-loop-unswitch.c (tree_unswitch_single_loop): Call
11299 * tree-ssa-operands.c (NULL_USE_OPERAND_P): Remove declaration.
11300 (allocate_use_optype, allocate_vuse_optype): Adjust allocation size.
11301 (free_uses, free_vuses, free_v_may_defs, free_v_must_defs): Delink
11303 (initialize_vuse_operand): New. Initialize a vuse operand.
11304 (initialize_v_may_def_operand): New. Initialize a maydef operand.
11305 (initialize_v_must_def_operand): New. Initialize a mustdef operand.
11306 (finalize_ssa_defs): Use stmt parameter.
11307 (correct_use_link): Ensure a use node is in the correct list, and has
11308 the correct stmt pointer.
11309 (finalize_ssa_uses, finalize_ssa_v_may_defs, finalize_ssa_vuses,
11310 finalize_ssa_v_must_defs): Also initialize use nodes.
11311 (finalize_ssa_stmt_operands): Pass extra stmt operands.
11312 (build_ssa_operands): Seperate parsing from final operand construction.
11313 (parse_ssa_operands): New. Parse entry point for operand building.
11314 (swap_tree_operands): New. Swap 2 tree operands.
11315 (update_stmt_operands): Ranamed from get_stmt_operands. Always builds
11317 (get_expr_operands): Call swap_tree_operands when needed.
11318 (copy_virtual_operands): Use initialize routines for virtual use ops.
11319 (create_ssa_artficial_load_stmt): Add extra stmt parameter.
11320 (verify_abort): New. Issue imm_use error.
11321 (verify_imm_links): New Verify imm_use links for a var.
11322 (dump_immediate_uses_for): New. Dump imm_uses for a var to file.
11323 (dump_immediate_uses): New. Dump imm_uses for all vars to file.
11324 (debug_immediate_uses): New. Dump imm_uses for all vars to stderr.
11325 (debug_immediate_uses_for): New. Dump imm_uses for a var to stderr.
11326 * tree-ssa-operands.h (struct use_operand_ptr): Delete.
11327 (NULL_USE_OPERAND_P) Define.
11328 (use_optype_d, v_def_use_operand_type, vuse_optype_d): Add immediate
11330 (struct vuse_operand_type): New struct.
11331 (SET_USE): Call set_ssa_use_from_ptr.
11332 (USE_STMT): Define.
11333 (PHI_ARG_INDEX_FROM_USE): Define.
11334 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Set the phi
11335 argument via SET_USE, not PHI_ARG_DEF_TREE.
11336 * tree-ssa-pre.c (eliminate): Call update_stmt.
11337 * tree-ssa-propagate.c (cfg_blocks_get): Use imm_use iterators. Don't
11339 * tree-ssa-sink.c (all_immediate_uses_same_place): Use imm_use iterator.
11340 (nearest_common_dominator_of_uses): Use imm_use iterator.
11341 (statement_sink_location): Use imm_use iterator and interface.
11342 (execute_sink_code): Don't call compute_immediate_uses or free-df.
11343 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis): Use
11344 PHI_ARG_DEF, not PHI_ARG_DEF_TREE.
11345 * tree-ssa.c (verify_use, verify_phi_args): Verify some imm_use info.
11346 (verify_ssa): Ensure no stmt is marked modify after optimization pass
11347 if new parameter is true.
11348 (init_tree_ssa): Don't initialize operand cache here.
11349 (delete_tree_ssa): Don't destroy operand cache here.
11350 (propagate_into_addr): Pass in a use pointer, return true if anything
11352 (replace_immediate_uses): Use imm_use iterator, call update_stmt.
11353 (check_phi_redundancy): Use imm_use iterator.
11354 (kill_redundant_phi_nodes): Don't call compute_immediate_uses or
11356 * tree-ssanames.c (make_ssa_name): Initialize imm_use node.
11357 (release_ssa_name): Delink node and all elements in its imm_use list.
11358 * tree-tailcall.c (adjust_return_value): Call update_stmt.
11359 * tree-vect-analyze.c (vect_stmt_relevant_p): Use imm_use iterator.
11360 * tree-vectorizer.c (need_imm_uses_for): Delete.
11361 (vectorize_loops): Dont call compute_immediate_uses or free_df.
11362 * tree.h (struct ssa_imm_use_d): Define.
11363 (SSA_NAME_IMM_USE_NODE): Define.
11364 (struct tree_ssa_name): Add imm_use node.
11366 (PHI_ARG_IMM_USE_NODE): Define.
11367 (struct phi_arg_d): Add imm_use node.
11368 (struct tree_phi_node): Remove struct dataflow_d element.
11369 (TDF_STMTADDR): Define.
11371 2005-04-05 Dale Johannesen <dalej@apple.com>
11373 * doc/invoke.texi (Optimization Options): Remove
11374 duplicate -fcse-follow-jumps. Add -fweb.
11375 (-ftree-lim): Fix spelling (-ftree-loop-im, invariants).
11376 (-fivcanon): Fix spelling (-ftree-loop-ivcanon).
11378 2005-04-05 Per Bothner <per@bothner.com>
11380 * tree-ssa.c (execute_early_warn_uninitialized): Pass context node
11381 to talk_tree as 'data' parameter, rather than EXPR_LOCUS.
11382 (warn_uninit): Get EXPR_LOCUS from context now instead.
11383 This fixes a USE_MAPPED_LOCATION testsuite failure.
11385 * tree-ssa.c (warn_uninitialized_var): Remove useless local.
11387 2005-04-05 Per Bothner <per@bothner.com>
11389 * c-decl.c (finish_function): If USE_MAPPED_LOCATION set the location
11390 of the artification 'return 0' in main() to BUILTINS_LOCATION.
11391 * tree-cfg.c (remove_bb): Check that location isn't BUILTINS_LOCATION
11394 2004-04-05 Devang Patel <dpatel@apple.com>
11396 * config/rs600/altivec.md (altivec_vsr<VI_char>): Rename to ..
11397 (lhsr<mode>3): ... new name.
11398 (altivec_vsra<VI_char>): Rename to ..
11399 (ashr<mode>3): ... new name.
11400 * config/rs6000/rs6000.c (builtin_description): Rename shift
11403 2004-04-05 Paolo Bonzini <bonzini@gnu.org>
11405 * combine.c (RTL_HOOKS_GEN_LOWPART_NO_EMIT): Use
11406 gen_lowpart_for_combine.
11407 * cse.c (gen_lowpart_if_possible): Move...
11408 * rtlhooks.c (gen_lowpart_if_possible): ... here. Also try
11409 gen_lowpart_SUBREG.
11410 (gen_lowpart_no_emit_general): Use it.
11412 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11414 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Undefine before
11417 2005-04-05 Paolo Bonzini <bonzini@gnu.org>
11419 * system.h: Fix typo.
11421 2005-04-05 Bernd Schmidt <bernd.schmidt@analog.com>
11423 * config/bfin/bfin-modes.def: New file.
11424 * config/bfin/bfin-protos.h: New file.
11425 * config/bfin/bfin.c: New file.
11426 * config/bfin/bfin.h: New file.
11427 * config/bfin/bfin.md: New file.
11428 * config/bfin/bfin.opt: New file.
11429 * config/bfin/crti.s: New file.
11430 * config/bfin/crtn.s: New file.
11431 * config/bfin/elf.h: New file.
11432 * config/bfin/lib1funcs.asm: New file.
11433 * config/bfin/predicates.md: New file.
11434 * config/bfin/t-bfin: New file.
11435 * config/bfin/t-bfin-elf: New file.
11436 * doc/extend.texi (exception_handler, kspisusp, nesting, nmi_handler):
11437 Document new attributes.
11438 (interrupt, interrupt_handler, saveall): Update documentation for
11440 * doc/install.texi (Specific): Add entry for the Blackfin.
11441 * doc/invoke.texi (Blackfin Options): New section.
11442 * doc/md.texi (Blackfin family): New section to document constraints.
11443 * config.gcc: Add bfin*-* and bfin*-elf configurations.
11445 2005-04-05 Olivier Hainque <hainque@adacore.com>
11447 * config/mips/iris6.h (DWARF_FRAME_RETURN_COLUMN): Redefine to
11448 match what the system unwinder expects.
11449 * config/mips/mips.c (mips_frame_set): If we're saving the return
11450 address register and the dwarf return address column number differs
11451 from the hard register number, adjust the note reg to refer to the
11454 2004-04-05 Richard Sandiford <rsandifo@redhat.com>
11456 * config/mn10300/mn10300-protos.h (mn10300_override_options): Declare.
11457 * config/mn10300/mn10300.h (target_flags, TARGET_MULT_BUG)
11458 (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11459 (processor_type): New enum.
11460 (mn10300_processor): New variable.
11461 (TARGET_AM33, TARGET_AM33_2): Redefine in terms of mn10300_processor.
11462 (PROCESSOR_DEFAULT, OVERRIDE_OPTIONS): New macros.
11463 * config/mn10300/linux.h (TARGET_SWITCHES, TARGET_DEFAULT): Delete.
11464 (PROCESSOR_DEFAULT): New macro.
11465 * config/mn10300/mn10300.c (mn10300_processor): New variable.
11466 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11467 (mn10300_handle_option, mn10300_override_options): New functions.
11468 * config/mn10300/mn10300.opt: New file.
11470 2005-04-05 Eric Botcazou <ebotcazou@libertysurf.fr>
11471 Sebastian Pop <sebastian.pop@cri.ensmp.fr>
11473 PR tree-optimization/19903
11474 * tree-chrec.c (chrec_convert): Return chrec_dont_know for constants
11475 that don't fit in their type after conversion.
11477 2005-04-05 Uros Bizjak <uros@kss-loka.si>
11480 * config/i386/i386.md (frndintxf2_floor, frndintxf2_ceil)
11481 (frndintxf2_trunc, frndintxf2_mask_pm): Add FLAGS_REG clobber.
11482 Allocate local stack slots here. Set ix86_optimize_mode_switching.
11483 flag here. Implement using define_insn_and_split.
11484 (frndintxf2_floor_i387, frndintxf2_ceil_i387, frndintxf2_trunc_i387)
11485 (frndintxf2_mask_pm_i387): New insn patterns.
11486 (floorsf2, floordf2, floorxf2): Remove local stack slot allocations.
11487 Do not set ix86_optimize_mode_switching flag.
11488 (ceilsf2, ceildf2, ceilxf2): Same.
11489 (btruncsf2, btruncdf2, btruncxf2): Same.
11490 (nearbyintsf2, nearbyintdf2, nearbyintxf2): Same.
11492 2005-04-05 Ian Lance Taylor <ian@airs.com>
11495 * config/i386/cygming.h (ASM_OUTPUT_EXTERNAL): Pass DECL to
11496 i386_pe_record_external_function.
11497 (i386_pe_record_external_function): Update declaration.
11498 * config/i386/winnt.c (struct extern_list): Add decl field.
11499 (i386_pe_record_external_function): Add decl parameter.
11500 (i386_pe_file_end): Check TREE_ASM_WRITTEN on decl, not
11502 * config/i386/i386-protos.h (i386_pe_record_external_function):
11503 Update declaration.
11505 2005-04-05 Kazu Hirata <kazu@cs.umass.edu>
11507 * config/m68k/m68k-protos.h: Add a prototype for
11508 valid_dbcc_comparison_p_2.
11509 * config/m68k/m68k.c (not_sp_operand, symbolic_operand,
11510 extend_operator, const_uint32_operand, const_sint32_operand,
11511 general_src_operand, nonimmediate_src_operand,
11512 memory_src_operand, post_inc_operand, pre_dec_operand,
11513 pcrel_address): Move to predicates to predicates.md.
11514 * config/m68k/m68k.h (PREDICATE_CODES): Remove.
11515 * config/m68k/m68k.md: Include predicates.md.
11516 * config/m68k/predicates.md: New.
11518 2005-04-04 Roger Sayle <roger@eyesopen.com>
11520 * config/i386/i386.md (*truncdfsf2_i387_1): New pattern.
11522 * fold-const.c (maybe_lvalue_p): Delete orphaned comment.
11524 2005-04-04 Ian Lance Taylor <ian@airs.com>
11526 * c-typeck.c (struct c_switch): Rename switch_stmt field to
11528 (c_start_case): Build SWITCH_EXPR, not SWITCH_STMT.
11529 (do_case): Use SWITCH_COND rather than SWITCH_STMT_COND.
11530 (c_finish_case): Use SWITCH_BODY rather than SWITCH_STMT_BODY.
11531 Call c_do_switch_expr_warnings rather than c_do_switch_warnings.
11532 * c-common.c (c_do_switch_warnings_1): New static function broken
11533 out of c_do_switch_warnings.
11534 (c_do_switch_warnings): Call c_do_switch_warnings_1.
11535 (c_do_switch_expr_warnings): New function.
11536 * c-common.h (c_do_switch_expr_warnings): Declare.
11538 2005-04-04 David Edelsohn <edelsohn@gnu.org>
11539 Daniel Jacobowitz <dan@codesourcery.com>
11541 * tree-eh.c (tree_could_trap_p): Allow non-constant floating point
11543 * rtlanal.c (may_trap_p): Same.
11545 2005-04-04 Dale Johannesen <dalej@apple.com>
11547 * ChangeLog: remove reference to ChangeLog.12.
11549 2005-04-05 Hans-Peter Nilsson <hp@axis.com>
11551 CRIS epilogue as RTL.
11552 * config/cris/cris.md: Change all 0 in unspec 0 to
11554 (CRIS_UNSPEC_PLT, CRIS_UNSPEC_FRAME_DEALLOC): New constants.
11555 ("*cris_load_multiple", "cris_frame_deallocated_barrier"): New
11557 ("return"): Change to define_expand. Call cris_expand_return for
11559 ("*return_expanded"): New pattern.
11560 ("epilogue"): New define_expand.
11561 * config/cris/cris.h (PREDICATE_CODES): Add
11562 cris_load_multiple_op.
11563 * config/cris/cris.c (ASSERT_PLT_UNSPEC): Correct test for unspec
11565 (enum cris_retinsn_type): New.
11566 (struct machine_function): New member return_type.
11567 (TARGET_ASM_FUNCTION_EPILOGUE): Don't override.
11568 (cris_target_asm_function_epilogue): Remove, moving RTLified
11570 (cris_expand_epilogue): New function.
11571 (cris_reg_saved_in_regsave_area, cris_movem_load_rest_p,
11572 (cris_gen_movem_load, cris_load_multiple_op)
11573 (cris_return_address_on_stack_for_return, cris_expand_return): New
11575 (cris_target_asm_function_prologue)
11576 (cris_initial_frame_pointer_offset): Call
11577 cris_reg_saved_in_regsave_area instead of complicated expression.
11578 Call cris_return_address_on_stack instead of an expression.
11579 (cris_print_operand) <case 'o', case 'O'>: New cases.
11580 (cris_return_address_on_stack): Change return-type to bool.
11581 (cris_simple_epilogue): Ditto. Return false if registers are
11583 * config/cris/cris-protos.h (cris_simple_epilogue)
11584 (cris_return_address_on_stack): Adjust prototype return type.
11585 (cris_gen_movem_load, cris_expand_epilogue, cris_expand_return)
11586 (cris_return_address_on_stack_for_return): New prototypes.
11588 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11590 * config/frv/frv.h (PREDICATE_CODES): Add CONST to
11591 gpr_or_int12_operand.
11593 * config/frv/frv-protos.h: Add a prototype to
11594 frv_legitimate_memory_operand and frv_const_unspec_p.
11595 (frv_unspec): Move from frv.c.
11596 * config/frv/frv.c (frv_unspec): Move to frv-protos.h.
11597 (frv_const_unspec_p, frv_legitimate_memory_operand_): Export.
11598 (ldd_address_operand, fdpic_fptr_operand, frv_load_operand,
11599 gpr_or_fpr_operand, gpr_or_int12_operand,
11600 gpr_fpr_or_int12_operand, fpr_or_int6_operand,
11601 gpr_or_int10_operand, gpr_or_int_operand, int12_operand,
11602 int6_operand, int5_operand, uint5_operand, uint4_operand,
11603 uint1_operand, int_2word_operand, uint16_operand,
11604 upper_int16_operand, integer_register_operand,
11605 gpr_no_subreg_operand, fpr_operand, even_reg_operand,
11606 odd_reg_operand, even_gpr_operand, odd_gpr_operand,
11607 quad_fpr_operand, even_fpr_operand, odd_fpr_operand,
11608 dbl_memory_one_insn_operand, dbl_memory_two_insn_operand,
11609 move_destination_operand, movcc_fp_destination_operand,
11610 frv_function_symbol_referenced_p, move_source_operand,
11611 condexec_dest_operand, condexec_source_operand,
11612 reg_or_0_operand, lr_operand, fdpic_operand, got12_operand,
11613 const_unspec_operand, gpr_or_memory_operand,
11614 gpr_or_memory_operand_with_scratch, fpr_or_memory_operand,
11615 icc_operand, fcc_operand, cc_operand, icr_operand,
11616 fcr_operand, cr_operand, call_operand, sibcall_operand,
11617 symbolic_operand, relational_operator,
11618 integer_relational_operator, float_relational_operator,
11619 ccr_eqne_operator, minmax_operator,
11620 condexec_si_binary_operator, condexec_si_media_operator,
11621 condexec_si_divide_operator, condexec_si_unary_operator,
11622 condexec_sf_conv_operator, condexec_sf_add_operator,
11623 condexec_memory_operand, intop_compare_operator, acc_operand,
11624 even_acc_operand, quad_acc_operand, accg_operand: Move to
11626 * config/frv/frv.h (PREDICATE_CODES): Remove.
11627 * config/frv/frv.md: Include predicates.md.
11628 * config/frv/predicates.md: New.
11630 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11633 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on langhooks.h.
11634 * tree-ssa-loop-ivopts.c: Include langhooks.h.
11635 (add_standard_iv_candidates_for_size): New function, extracting code
11636 from add_standard_iv_candidates and parameterizing it by type size.
11637 (add_standard_iv_candidates): Use add_standard_iv_candidates_for_size.
11639 2004-04-04 Richard Sandiford <rsandifo@redhat.com>
11641 * system.h (GCOV_SIZE_TYPE): Unposion.
11642 * gcov-io.h (GCOV_TYPE_NODE): Delete, replacing with...
11643 (GCOV_TYPE_SIZE): ...this new macro.
11644 * coverage.h (get_gcov_type, GCOV_TYPE_NODE): Declare.
11645 * coverage.c (get_gcov_type, get_gcov_unsigned_t): New functions.
11646 (rtl_coverage_counter_ref): Use GCOV_TYPE_SIZE.
11647 (build_fn_info_type, build_fn_info_value, build_ctr_info_type)
11648 (build_ctr_info_value, build_gcov_info): Use get_gcov_unsigned_t
11649 instead of unsigned_intSI_type_node.
11650 * rtl-profile.c (rtl_gen_interval_profiler, rtl_gen_pow2_profiler)
11651 (rtl_gen_one_value_profiler_no_edge_manipulation)
11652 (rtl_gen_const_delta_profiler): Use GCOV_TYPE_SIZE.
11653 * value-prof.c: Include coverage.h.
11655 2005-04-02 Daniel Berlin <dberlin@dberlin.org>
11656 Diego Novillo <dnovillo@redhat.com>
11658 Fix PR tree-optimization/20703
11659 Fix PR tree-optimization/20725
11661 * tree-ssa-pre.c (phi_translate): Handle tcc_comparison.
11662 (create_expression_by_pieces): Ditto.
11663 (valid_in_set): Ditto. Also handle tcc_declaration.
11664 (find_or_generate_expression): Handle comparison class.
11665 (insert_into_preds_of_block): Ditto.
11666 (insert_aux): Ditto.
11667 (create_value_expr_from): Handle comparison class, recursively
11668 handle reference nodes.
11669 (compute_avail): Handle comparison classes, rewrite a little cleaner.
11670 (execute_pre): Fix spacing.
11671 (do_fre): Renamed to execute_fre.
11673 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11675 * doc/invoke.texi (SPARC options): Document that
11676 -mlittle-endian is not supported on Linux either.
11678 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11682 * config.gcc (Obsolete configurations): Remove
11683 sparclite-*-coff*, sparclite-*-elf* and sparc86x-*-elf*.
11684 (sparclite-*-coff*): Delete.
11685 (sparclite-*-elf*): Likewise.
11686 (sparc86x-*-elf*): Likewise.
11687 (target_cpu_default) <sparc*-*-*>: Remove sparc86x.
11688 * config/sparc/lite.h: Delete.
11689 * config/sparc/litecoff.h: Likewise.
11690 * config/sparc/liteelf.h: Likewise.
11691 * config/sparc/sp86x-elf.h: Likewise.
11692 * config/sparc/t-sparclite: Likewise.
11693 * config/sparc/t-sp86x: Likewise.
11695 2005-04-04 Adrian Straetling <straetling@de.ibm.com>
11697 * config/s390/s390-protos.h: (s390_comparison,
11698 s390_alc_comparison, s390_slb_comparison, const0_operand,
11699 consttable_operand, larl_operand, s_operand,
11700 shift_count_operand, bras_sym_operand, load_multiple_operation,
11701 store_multiple_operation, s390_plus_operand): Remove prototypes.
11702 (s390_legitimate_address_without_index_p): New prototype.
11703 * config/s390/s390.c: (SYMBOL_FLAG_ALIGN1, DISP_IN_RANGE): Move
11705 (s390_comparison, s390_alc_comparison, s390_slb_comparison,
11706 const0_operand, consttable_operand, larl_operand, s_operand,
11707 shift_count_operand, bras_sym_operand, load_multiple_operation,
11708 store_multiple_operation, s390_plus_operand): Move to
11710 (check_mode): Remove.
11711 (s390_branch_condition_mask): Remove 'static'. Move prototype to
11713 (s390_legitimate_address_without_index_p): New.
11714 * config/s390/s390.h (PREDICATE_CODES): Remove.
11715 * config/s390/s390.md: Include predicates.md.
11716 * config/s390/predicates.md: New.
11718 2005-04-04 Eric Botcazou <ebotcazou@libertysurf.fr>
11721 * config/sparc/sparc.h (NEED_INDICATE_EXEC_STACK): Define to 0.
11722 * config/sparc/linux.h (TARGET_ASM_FILE_END): Delete.
11723 (NEED_INDICATE_EXEC_STACK): Define to 1.
11724 * config/sparc/linux64.h (TARGET_ASM_FILE_END): Delete.
11725 (NEED_INDICATE_EXEC_STACK): Define to 1.
11726 * config/sparc/sparc.c (TARGET_ASM_FILE_END): Set to sparc_file_end.
11727 (add_pc_to_pic_symbol): Rename into pic_helper_symbol.
11728 (add_pc_to_pic_symbol_name): Rename into pic_helper_symbol_name.
11729 (pic_helper_emitted_p): New global.
11730 (emit_pic_helper): New function extracted from...
11731 (load_pic_register): ...here. Add 'delay_pic_helper' parameter.
11732 Do not call emit_pic_helper if delay_pic_helper is true.
11733 (sparc_expand_prologue): Pass 'false' to load_pic_register.
11734 (sparc_output_mi_thunk): Pass 'true' to load_pic_register.
11735 (sparc_file_end): New function.
11737 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11739 * config/mcore/mcore-protos.h: Remove the prototypes for
11740 mcore_arith_reg_operand, mcore_general_movsrc_operand,
11741 mcore_general_movdst_operand, mcore_reload_operand,
11742 mcore_arith_J_operand, mcore_arith_K_operand,
11743 mcore_arith_K_operand_not_0, mcore_arith_M_operand,
11744 mcore_arith_K_S_operand, mcore_arith_imm_operand,
11745 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11746 mcore_literal_K_operand, mcore_addsub_operand,
11747 mcore_compare_operand, mcore_load_multiple_operation,
11748 mcore_store_multiple_operation, mcore_call_address_operand.
11749 Add a prototype for const_ok_for_mcore.
11750 * config/mcore/mcore.c (mcore_call_address_operand,
11751 mcore_general_movsrc_operand, mcore_general_movdst_operand,
11752 mcore_arith_reg_operand, mcore_reload_operand,
11753 mcore_arith_J_operand, mcore_arith_K_operand,
11754 mcore_arith_K_operand_not_0, mcore_arith_K_S_operand,
11755 mcore_arith_M_operand, mcore_arith_imm_operand,
11756 mcore_arith_any_imm_operand, mcore_arith_O_operand,
11757 mcore_literal_K_operand, mcore_addsub_operand,
11758 mcore_compare_operand, mcore_load_multiple_operation,
11759 mcore_store_multiple_operation): Move to predicates.md.
11760 (const_ok_for_mcore): Export.
11761 * config/mcore/mcore.h (PREDICATE_CODES): Remove.
11762 * config/mcore/mcore.md: Include predicates.md.
11763 * config/mcore/predicates.md: New.
11765 * config/mcore/predicates.md: Fix a comment typo.
11767 2005-04-04 Andreas Krebbel <krebbel1@de.ibm.com>
11768 Adrian Straetling <straetling@de.ibm.com>
11770 * config/s390/2064.md ("z_mul", "z_inf"): New insn reservations.
11771 * config/s390/2084.md ("x_mul_hi", "x_mul_sidi", "x_div"): Likewise.
11772 * config/s390/s390.md ("imulhi", "imulsi", "imuldi"): Added to "type"
11774 ("imul"): Removed from "type" attribute.
11775 ("*muldi3_sign", "muldi3"): Changed type to imuldi.
11776 ("mulsi3/1", "mulsi3/3", "mulsi/4", "mulsidi3", "umulsidi3"):
11777 Changed type to imulsi.
11778 ("*mulsi3_sign", "mulsi3/2"): Changed type to imulhi.
11780 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11782 * config/mcore/mcore.h (target_flags, HARDLIT_BIT, ALIGN8_BIT, DIV_BIT)
11783 (RELAX_IMM_BIT, W_FIELD_BIT, OVERALIGN_FUNC_BIT, CGDATA_BIT)
11784 (SLOW_BYTES_BIT, LITTLE_END_BIT, M340_BIT, TARGET_HARDLIT)
11785 (TARGET_DIV, TARGET_RELAX_IMM, TARGET_W_FIELD, TARGET_OVERALIGN_FUNC)
11786 (TARGET_CG_DATA, TARGET_SLOW_BYTES, TARGET_LITTLE_END, TARGET_M340)
11787 (TARGET_SWITCHES, mcore_stack_increment_string)
11788 (TARGET_OPTIONS): Delete.
11789 (TARGET_DEFAULT, OPTIMIZATION_OPTIONS): Use MASK_* constants rather
11790 than *_BIT constants.
11791 (TARGET_8ALIGN): #undef old definition before redefining to 1.
11792 * config/mcore/mcore.c (mcore_stack_increment_string): Delete.
11793 (TARGET_DEFAULT_TARGET_FLAGS): Override default to TARGET_DEFAULT.
11794 (mcore_override_options): Delete mcore_stack_increment code.
11795 Change use of M340_BIT to MASK_M340.
11796 * config/mcore/mcore.opt: New file.
11798 2005-04-04 Ian Lance Taylor <ian@airs.com>
11800 * config/arm/arm.c (replace_symbols_in_block): Remove static
11803 2005-04-04 Kazu Hirata <kazu@cs.umass.edu>
11805 * config/fr30/fr30-protos.h: Remove the prototypes for
11806 stack_add_operand, add_immediate_operand,
11807 high_register_operand, low_register_operand, call_operand,
11808 di_operand, and nonimmediate_di_operand.
11809 * config/fr30/fr30.c (stack_add_operand,
11810 add_immediate_operand, high_register_operand,
11811 low_register_operand, call_operand, di_operand,
11812 nonimmediate_di_operand): Move to predicates.md.
11813 * config/fr30/fr30.h (PREDICATE_CODES): Remove.
11814 * config/fr30/fr30.md: Include predicates.md.
11815 * config/fr30/predicates.md: New.
11817 * config/mcore/mcore.h (PREDICATE_CODES): Add SYMBOL_REF and
11818 LABEL_REF to mcore_general_movsrc_operand. Add SYMBOL_REF to
11819 mcore_call_address_operand.
11821 * config/sh/sh.h (PREDICATE_CODES): Add CONST to
11822 general_movsrc_operand.
11824 2005-04-04 Alan Modra <amodra@bigpond.net.au>
11826 * passes.c (rest_of_handle_final): NULL unlikely_text_section_name
11829 2005-04-04 Richard Earnshaw <richard.earnshaw@arm.com>
11832 * arm.c (arm_select_cc_mode): Return CC_Zmode when comparing against
11835 2005-04-04 Richard Henderson <rth@redhat.com>
11836 Jakub Jelinek <jakub@redhat.com>
11838 PR rtl-optimization/16104
11839 * fold-const.c (fold_unary): Fix folding of vector conversions.
11841 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11843 * config.gcc (xstormy16-*-elf): Set extra_options.
11844 * config/stormy16/stormy16.h (target_flags, TARGET_SWITCHES): Delete.
11845 * config/stormy16/stormy16.opt: New file.
11847 2005-04-04 Richard Sandiford <rsandifo@redhat.com>
11849 * config/pdp11/pdp11.h (target_flags, TARGET_SWITCHES, TARGET_DEFAULT)
11850 (TARGET_FPU, TARGET_SOFT_FLOAT, TARGET_AC0, TARGET_NO_AC0, TARGET_45)
11851 (TARGET_BCOPY_BUILTIN, TARGET_INT16, TARGET_INT32, TARGET_FLOAT32)
11852 (TARGET_FLOAT64, TARGET_ABSHI_BUILTIN, TARGET_BRANCH_EXPENSIVE)
11853 (TARGET_BRANCH_CHEAP, TARGET_SPLIT, TARGET_NOSPLIT)
11854 (TARGET_UNIX_ASM): Delete.
11855 (TARGET_40_PLUS): Redefine in terms of TARGET_40 and TARGET_45.
11856 * config/pdp11/2bsd.h (TARGET_UNIX_ASM_DEFAULT): Use MASK_UNIX_ASM.
11857 * config/pdp11/pdp11.c (pdp11_handle_option): New function.
11858 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
11859 * config/pdp11/pdp11.opt: New file.
11861 2005-04-03 Roger Sayle <roger@eyesopen.com>
11862 Alexandre Oliva <aoliva@redhat.com>
11865 * fold-const.c (non_lvalue): Split tests into...
11866 (maybe_lvalue_p): New function.
11867 (fold_cond_expr_with_comparison): Preserve lvalue-ness for the
11868 C++ front-end prior to lowering into gimple form.
11870 2005-04-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11872 * builtins.def (BUILT_IN_STPNCPY, BUILT_IN_STRCASECMP,
11873 BUILT_IN_STRNCASECMP): New.
11874 * doc/extend.texi: Document stpncpy, strcasecmp, strncasecmp
11877 2005-04-03 Richard Earnshaw <richard.earnshaw@arm.com>
11880 * arm.md (addsi3_compare0_for_combiner): Delete.
11881 (addsi3_compare0_scratch_for_combiner): Delete.
11882 (cmpsi_neg_shiftsi): Delete.
11883 (compare_negsi_si): New pattern.
11884 (cmpsi_negshiftsi_si): New pattern.
11885 (negated_cbranchsi4): Restrict to equality_operator.
11887 * arm.md (movhi_insn_arch4): delete trailing white space from assembler
11890 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11892 * cfghooks.c, cfgrtl.c, modulo-sched.c, config/i386/winnt.c:
11895 * doc/install.texi: Fix a typo.
11897 2005-04-03 Steven Bosscher <stevenb@suse.de>
11899 PR middle-end/20648
11900 * bb-reorder.c (duplicate_computed_gotos): Do not unfactor
11901 a computed goto if the edge to the computed goto block has
11902 incoming abnormal edges. Clarify how the function works.
11904 2005-04-03 Nathan Sidwell <nathan@codesourcery.com>
11906 * params.c (set_param_value): Use gcc_assert & gcc_unreachable.
11907 * passes.c (open_dump_file, rest_of_handle_final): Likewise.
11908 * postreload-gcse.c (expr_equiv_p, oprs_unchanged_p,
11909 hash_scan_set, reg_set_between_after_reload_p,
11910 reg_used_between_after_reload_p, get_avail_load_store_reg,
11911 eliminate_partially_redundant_load): Likewise.
11912 * postreload.c (reload_cse_simplify_set,
11913 reload_combine_note_use): Likewise.
11914 * predict.c (predict_insn, expected_value_to_br_prob,
11915 propagate_freq, expensive_function_p): Likewise.
11916 * print-rtl.c (print_rtx): Likewise.
11917 * profile.c (instrument_edges, instrument_values,
11918 compute_branch_probabilities, branch_prob, union_groups,
11919 tree_register_profile_hooks, rtl_register_profile_hooks): Likewise.
11920 * protoize.c (in_system_include_dir, file_could_be_converted,
11921 file_normally_convertible, gen_aux_info_file, seek_to_line,
11922 do_cleaning): Likewise.
11923 * tree-ssa-alias.c (collect_points_to_info_r): Likewise.
11924 * tree-ssa-ccp.c (execute_fold_all_builtins): Likewise.
11925 * tree-ssa-loop-ivopts.c (produce_memory_decl_rtl): Likewise.
11927 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11929 * cfg.c (clear_bb_flags): Don't clear BB_DISABLE_SCHEDULE.
11930 * modulo-sched.c (undo_replace_buff_elem): New structure.
11931 (kernel_number_of_cycles, ps_unschedule_node,
11932 undo_generate_reg_moves,free_undo_replace_buff,
11933 undo_permute_partial_schedule, loop_single_full_bb_p,
11934 SIMPLE_SMS_LOOP_P, loop_canon_p, canon_loop,
11935 build_loops_structure, get_sched_window): New.
11936 (generate_reg_moves): Return undo_replace_buff_elem and other
11938 (generate_prolog_epilog): Remove old loop versioning.
11939 (sms_schedule): Use loop information and loop_version.
11940 (sms_schedule_by_order): Split part of it to get_sched_window.
11941 * passes.c (rest_of_handle_sms): call cfg_layout_initialize
11942 cfg_layout_finalize and free_dominance_info before/after SMS.
11944 2005-04-03 Mostafa Hagog <mustafa@il.ibm.com>
11946 * cfghooks.c (lv_flush_pending_stmts,
11947 cfg_hook_duplicate_loop_to_header_edge, extract_cond_bb_edges,
11948 lv_adjust_loop_header_phi, lv_add_condition_to_bb): New.
11949 * cfghooks.h (cfg_hook_duplicate_loop_to_header_edge,
11950 lv_add_condition_to_bb,
11951 lv_adjust_loop_header_phi, extract_cond_bb_edges,
11952 flush_pending_stmts): New in cfg_hooks structure.
11953 (cfg_hook_duplicate_loop_to_header_edge, lv_flush_pending_stmts,
11954 extract_cond_bb_edges, lv_adjust_loop_header_phi,
11955 lv_add_condition_to_bb): New declarations.
11956 * cfgloop.h (duplicate_loop_to_header_edge): Change return type to
11958 (loop_version): Declare.
11959 * cfgloopmanip.c (cfghooks.h): Include.
11960 (duplicate_loop_to_header_edge): Change return type to bool.
11961 (loop_version, lv_adjust_loop_entry_edge): Move here.
11962 * cfgrtl.c (cfgloop.h): Include.
11963 (rtl_verify_flow_info_1): Fix.
11964 (rtl_lv_add_condition_to_bb, rtl_extract_cond_bb_edges): New.
11965 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add hooks to
11967 * tree-cfg.c (tree_lv_adjust_loop_header_phi,
11968 tree_lv_add_condition_to_bb): New.
11969 (tree_cfg_hooks): Add new hooks to initialization.
11970 * tree-ssa-loop-manip.c (lv_adjust_loop_header_phi,
11971 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Remove.
11973 2005-04-03 Kazu Hirata <kazu@cs.umass.edu>
11975 * config/stormy16/stormy16.h (PREDICATE_CODES): Add SUBREG to
11976 xstormy16_below100_or_register,
11977 xstormy16_splittable_below100_or_register, and
11978 nonimmediate_nonstack_operand.
11980 * config/stormy16/stormy16-protos.h: Remove the prototypes for
11981 xstormy16_ineqsi_operator, equality_operator,
11982 inequality_operator, shift_operator,
11983 xstormy16_below100_operand, xstormy16_below100_or_register,
11984 xstormy16_splittable_below100_or_register,
11985 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand.
11986 * config/stormy16/stormy16.c (xstormy16_ineqsi_operator,
11987 equality_operator, inequality_operator,
11988 xstormy16_below100_operand, xstormy16_below100_or_register,
11989 xstormy16_splittable_below100_or_register,
11990 xstormy16_onebit_set_operand, xstormy16_onebit_clr_operand,
11991 nonimmediate_nonstack_operand, shift_operator): Move to
11993 * config/stormy16/stormy16.h (PREDICATE_CODES): Remove.
11994 * config/stormy16/stormy16.md: Include predicates.md.
11995 * config/stormy16/predicates.md: New.
11997 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
11999 * config/iq2000/iq2000.c (uns_arith_operand, arith_operand,
12000 small_int, large_int, reg_or_0_operand, simple_memory_operand,
12001 equality_op, cmp_op, pc_or_label_operand, call_insn_operand,
12002 move_operand, power_of_2_operand): Move to predicates.md.
12003 * config/iq2000/iq2000.h (SPECIAL_MODE_PREDICATES,
12004 PREDICATE_CODE): Remove.
12005 * config/iq2000/iq2000.md: Include predicates.md.
12006 * config/iq2000/predicates.md: New.
12008 2005-04-02 Richard Sandiford <rsandifo@redhat.com>
12010 * config/m68hc11/m68hc11.h (target_flags, MASK_SHORT)
12011 (MASK_AUTO_INC_DEC, MASK_M6811, MASK_M6812, MASK_M68S12)
12012 (MASK_NO_DIRECT_MODE, MASK_MIN_MAX, MASK_LONG_CALLS)
12013 (TARGET_SHORT, TARGET_M6811, TARGET_M6812, TARGET_M68S12)
12014 (TARGET_AUTO_INC_DEC, TARGET_MIN_MAX, TARGET_NO_DIRECT_MODE)
12015 (TARGET_LONG_CALLS, TARGET_SWITCHES, TARGET_OPTIONS)
12016 (SUBTARGET_SWITCHES, SUBTARGET_OPTIONS, m68hc11_regparm_string)
12017 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
12018 (TARGET_M68HC11): Delete.
12019 (TARGET_DEFAULT): Change the default setting from MASK_M6811 to 0.
12020 * config/m68hc11/m68hc12.h (TARGET_M68HC12): Delete.
12021 * config/m68hc11/m68hc11.c (m68hc11_regparm_string)
12022 (m68hc11_reg_alloc_order, m68hc11_soft_reg_count)
12023 (nb_soft_regs): Delete.
12024 (TARGET_DEFAULT_TARGET_FLAGS): Override default with TARGET_DEFAULT.
12025 (m68hc11_override_options): Remove the code that caters for MASK_M6811
12026 and MASK_M6812 being set simultaneously. Change the code that sets
12027 the default m68hc11_soft_reg_count to use integers instead of strings.
12028 (m68hc11_conditional_register_usage, hard_regno_mode_ok): Use
12029 m68hc11_soft_reg_count (which now has an int type) as the number
12031 * config/m68hc11/m68hc11.opt: New file.
12033 2005-04-02 Kazu Hirata <kazu@cs.umass.edu>
12035 * config/fr30/fr30.h (PREDICATE_CODES): Remove
12036 fp_displacement_operand, sp_displacement_operand.
12038 * config/m68hc11/m68hc11-protos.h: Add a prototype for
12040 Remove the prototypes for tst_operand, cmp_operand,
12041 stack_register_operand, d_register_operand,
12042 hard_addr_reg_operand, splitable_operand,
12043 m68hc11_logical_operator, m68hc11_arith_operator,
12044 m68hc11_non_shift_operator, m68hc11_shift_operator,
12045 m68hc11_unary_operator, m68hc11_eq_compare_operator,
12046 non_push_operand, hard_reg_operand, and
12047 reg_or_some_mem_operand.
12048 * config/m68hc11/m68hc11.c (m68hcc_auto_inc_p): Make it
12050 (tst_operand, cmp_operand, non_push_operand,
12051 splitable_operand, reg_or_some_mem_operand,
12052 stack_register_operand, d_register_operand,
12053 hard_addr_reg_operand, hard_reg_operand,
12054 m68hc11_eq_compare_operator, m68hc11_logical_operator,
12055 m68hc11_arith_operator, m68hc11_non_shift_operator,
12056 m68hc11_shift_operator, m68hc11_unary_operator): Move to
12058 * config/m68hc11/m68hc11.h (PREDICATE_CODES): Remove.
12059 * config/m68hc11/m68hc11.md: Include predicates.md.
12060 * config/m68hc11/predicates.md: New.
12062 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12065 * dwarf2out.c (add_abstract_origin_attribute): Revert accidental
12066 change checked in along with 2005-03-03's patch for debug/20253.
12067 * tree-inline.c (remap_type): Remap TYPE_STUB_DECL.
12068 (remap_decl): Insert type decl in map earlier.
12070 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12072 PR tree-optimization/20640
12073 * tree-ssa-dce.c (remove_dead_stmt): Don't redirect edge to
12074 post-dominator if it has phi nodes.
12075 (eliminate_unnecessary_stmts): Remove dead phis in all blocks
12076 before dead statements.
12078 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12080 PR middle-end/20491
12081 * final.c (alter_subreg): Don't call subreg_regno for a non-REG.
12083 2005-04-02 Alexandre Oliva <aoliva@redhat.com>
12085 PR rtl-optimization/20290
12086 * loop.c (for_each_insn_in_loop): Don't assume the loop body runs
12087 in every iteration if the entry point is the exit test.
12089 2005-04-02 Hans-Peter Nilsson <hp@axis.com>
12091 * config/cris/cris.md (attribute "length"): Define.
12093 2005-04-02 Geoffrey Keating <geoffk@apple.com>
12095 * config/rs6000/predicates.md (indexed_or_indirect_operand): New.
12096 (word_offset_memref_operand): New.
12097 * config/rs6000/rs6000-protos.h (word_offset_memref_operand): Delete.
12098 (indexed_or_indirect_operand): Delete.
12099 * config/rs6000/rs6000.c (word_offset_memref_operand): Delete.
12100 (indexed_or_indirect_operand): Delete.
12102 * config/rs6000/t-darwin8: Comment out ppc64 multilib.
12105 * config/rs6000/rs6000.md (fix_truncdfsi2): Make destination
12108 * config/rs6000/t-darwin (TARGET_LIBGCC2_CFLAGS): Add -pipe.
12109 * config/t-darwin (TARGET_LIBGCC2_CFLAGS): Likewise.
12111 2005-04-01 Jan-Benedict Glaw <jbglaw@lug-owl.de>
12113 * gcc/config/vax/vax.md: Spellcheck, fix whitespace.
12115 2005-04-01 Ian Lance Taylor <ian@airs.com>
12117 * gcc.c: Don't include <sys/resource.h> or declare getrusage.
12118 (rus, prus): Remove static variables.
12119 (execute): Use pex_run/pex_get_status rather than pexecute/pwait.
12120 (process_command): Permit report_times and use_pipes together.
12122 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
12124 * c-decl.c (validate_proto_after_old_defn): Look at
12125 TYPE_MAIN_VARIANT of argument types.
12127 2005-04-01 Paul Brook <paul@codesourcery.com>
12129 * config/arm/arm.c (thumb_call_via_label): Include space for SP.
12130 (arm_output_function_epilogue): Allow call_via_SP.
12131 (thumb_call_via_reg, arm_file_end): Ditto.
12132 * config/arm/arm.h (struct machine_function): Include space for SP.
12133 (thumb_call_via_label): Update declaration.
12135 2005-04-01 Ian Lance Taylor <ian@airs.com>
12137 * final.c (final_scan_insn): Revert part of 2005-03-30 patch: when
12138 doing a peephole optimization, once again put any notes in the
12141 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12143 * bb-reorder.c, fold-const.c, varasm.c: Fix comment typos.
12145 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
12147 * local-alloc.c (update_equiv_regs): Use gcc_assert, gcc_unreachable.
12148 (block_alloc, find_free_reg): Likewise.
12149 * loop-doloop.c (doloop_modify): Likewise.
12150 * loop-invariant.c (record_use): Likewise.
12151 * loop-iv.c (get_biv_step_1, get_biv_step, iv_analyze,
12152 get_iv_value, canon_condition, eliminate_implied_condition,
12153 eliminate_implied_condition, simplify_using_initial_values,
12154 shorten_into_mode, canonicalize_iv_subregs,
12155 iv_number_of_iterations): Likewise.
12156 * loop-unroll.c (expand_var_during_unrolling): Likewise.
12157 * loop-unswitch.c (compare_and_jump_seq, unswitch_single_loop,
12158 unswitch_loop): Likewise.
12159 * loop.c (INSN_LUID, loop_optimize, rtx_equal_for_loop_p,
12160 move_movables, replace_call_address, find_and_verify_loops,
12161 rtx_equal_for_prefetch_p, fold_rtx_mult_add, loop_iterations,
12162 record_giv, final_giv_value, general_induction_var,
12163 simplify_giv_expr, extension_within_bounds_p, try_copy_prop,
12164 loop_giv_dump): Likewise.
12166 * gcov-io.h (GCOV_CHECK, GCOV_CHECK_READING,
12167 GCOV_CHECK_WRITING): Remove.
12168 (gcov_position, gcov_rewrite): Use gcc_assert.
12169 * gcov-io.c (gcov_open, gcov_write_words, gcov_write_length,
12170 gcov_read_words, gcov_sync, gcov_seek): Use gcc_assert.
12171 * libgcov.c (__gcov_merge_single, __gcov_merge_delta): Use
12174 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12176 * tree-inline.c: Fix a typo.
12178 2005-04-01 Nathan Sidwell <nathan@codesourcery.com>
12180 * configure.ac (enable-checking): Explicitly set all variables for
12181 collective switch values. Alphabetize variables. Rename
12182 ac_checking_valgrind to ac_valgrind_checking. Allow 'none' as
12184 * doc/install.texi (enable-checking): Update documentation.
12185 * configure: Rebuilt.
12187 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12189 * tree-inline.c (copy_body_r): Use CONSTANT_CLASS_P where
12192 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
12194 * arm.c (adjacent_mem_locations): Reject volatile memory refs.
12195 Also reject cases where this pattern will cause load delay stalls
12196 unless optimizing for size and it will produce a shorter sequence.
12197 * arm.md (arith_adjacent_mem): Make better use of ldm addressing
12198 variants to avoid pre-adjusting the base when possible.
12200 2005-04-01 Richard Earnshaw <richard.earnshaw@arm.com>
12202 * arm.md (minmax_arithsi): Reject all eliminable registers, not just
12203 the frame and argument pointers.
12204 (strqi_preinc, strqi_predec, loadqi_preinc, loadqi_predec): Likewise.
12205 (loadqisi_preinc, loadqisi_predec, strsi_preinc): Likewise.
12206 (strsi_predec, loadsi_preinc, loadsi_predec): Likewise.
12207 (strqi_shiftpreinc, strqi_shiftpredec, loadqi_shiftpreinc): Likewise.
12208 (loadqi_shiftpredec, strsi_shiftpreinc, strsi_shiftpredec): Likewise.
12209 (loadsi_shiftpreinc, loadsi_shiftpredec): Likewise.
12211 2005-04-01 Danny Smith <dannysmith@users.sourceforge.net>
12213 * config/i386/cygming.h (SUBTARGET_ATTRIBUTE_TABLE): Define,
12214 with entry for selectany attribute.
12215 * config/i386/i386-protos.h (ix86_handle_selectany_attribute):
12217 * config/i386/winnt.c (ix86_handle_selectany_attribute): Define.
12218 (i386_pe_asm_named_section): Handle sections generated by
12219 selectany attribute.
12220 * doc/extend.texi (selectany): Document attribute.
12222 2005-04-01 Paolo Bonzini <bonzini@gnu.org>
12223 Jan Hubicka <jh@suse.cz>
12225 * config/i386/i386.c (ix86_decompose_address): Look inside SUBREGs
12226 to fix addresses involving EBP and ESP.
12227 (aligned_operand, legitimate_address_p, ix86_address_cost): Be prepared
12228 for SUBREGed registers.
12229 (legitimate_address_p): Accept SUBREGed registers.
12231 2005-04-01 Jakub Jelinek <jakub@redhat.com>
12234 * dwarf2out.c (gen_type_die_for_member): Handle FIELD_DECL.
12235 (dwarf2out_imported_module_or_decl): Use gen_type_die_for_member
12238 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12240 * doc/contrib.texi, doc/invoke.texi, doc/tm.texi: Fix typos.
12242 2005-04-01 James E Wilson <wilson@specifixinc.com>
12245 * dwarf2out.c (rtl_for_decl_init): New function.
12246 (rtl_for_decl_location): Extracted from here.
12247 (tree_add_const_value_attribute): Call rtl_for_decl_init and
12248 add_const_value_attribute. Delete initializer_constant_valid_p call.
12250 2005-04-01 Kazu Hirata <kazu@cs.umass.edu>
12252 * cgraphunit.c, dbxout.c, flow.c, gcse.c, gimplify.c,
12253 lambda-code.c, loop.c, machmode.def, mips-tfile.c,
12254 modulo-sched.c, passes.c, postreload-gcse.c, tree-eh.c,
12255 tree-ssa-ccp.c, varasm.c, config/frv/frv.c, config/frv/frv.h,
12256 config/frv/frv.md, config/i386/i386.c, config/i386/i386.h,
12257 config/i386/i386.md, config/rs6000/predicates.md,
12258 config/rs6000/rs6000.c, config/s390/fixdfdi.h,
12259 config/s390/s390.c, config/stormy16/stormy16.c,
12260 config/stormy16/stormy16.md, config/vax/vax.md: Fix comment
12263 2005-04-01 Joseph S. Myers <joseph@codesourcery.com>
12266 * gimplify.c (gimplify_expr): Create a temporary for lvalue
12267 COND_EXPR and CALL_EXPR.
12269 2005-03-31 Vladimir Makarov <vmakarov@redhat.com>
12272 * genautomata.c (first_cycle_unit_presence): Check all alternative
12273 states for unit presence.
12275 * doc/md.texi: Remove remark about impossibility to query unit
12276 presence in non nondeterministic automaton state.
12278 * config/ia64/ia64.c (get_template): Change order of unit querying.
12280 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12282 * tree-ssa-dom.c (cprop_into_successor_phis): Remove an
12285 2005-03-31 Zdenek Dvorak <dvorakz@suse.cz>
12287 * cfgloopanal.c (mark_loop_exit_edges): Clean EDGE_LOOP_EXIT
12288 flag for edges outside any loops.
12290 2005-03-31 Janis Johnson <janis187@us.ibm.com>
12292 * doc/sourcebuild.texi (Test Directives): Describe cleanup-* procs.
12294 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12296 * tree-ssa-alias.c: Follow spelling conventions.
12297 * doc/tree-ssa.texi: Fix a typo.
12299 2005-03-31 J"orn Rennecke <joern.rennecke@st.com>
12301 * postreload-gcse.c: Include target.h.
12302 (gcse_after_reload_main): Return early if we cannot modify jumps.
12303 * Makefile.in (postreload-gcse.o): Depend on $(TARGET_H).
12305 2005-03-31 David Edelsohn <edelsohn@gnu.org>
12307 * tree-ssa-loop-im.c (stmt_cost): Add RDIV_EXPR to list of
12308 expensive operations.
12310 2005-03-31 Ian Lance Taylor <ian@airs.com>
12312 * collect2.c (lderrout): New variable.
12313 (collect_exit): Dump ldout to stdout. Dump and unlink lderrout,
12314 if it is set, to stderr.
12315 (handler): Unlink lderrout if it is set.
12316 (dump_file): Add "to" parameter. Change all callers.
12317 (main): Initialize lderrout.
12318 (collect_execute): Add errname parameter. Change all callers.
12319 Rename redir parameter to outname. Never pass
12320 PEX_STDERR_TO_STDOUT to pex_run.
12321 * collect2.h (collect_execute, dump_file): Update declarations.
12322 * tlink.c (tlink_execute): Add errname parameter. Change all
12324 (do_tlink): Check lderrout as well as ldout.
12326 2005-03-31 Caroline Tice <ctice@apple.com>
12328 * Makefile.in (varasm.o): Add basic-block.h to list of requirements.
12329 (bb-reorder.o): Add errors.h to list of requirements.
12330 (STAGEFEEDBACK_FLAGS_TO_PASS): Add -freorder-blocks-and-partition to
12331 profiledbootstrap flags.
12332 * bb-reorder.c (errors.h): Add new include.
12333 (struct bbro_basic_block_data_def): Add new field, in_trace.
12334 (add_unlikely_executed_notes): Remove function.
12335 (mark_bb_for_unlikely_executed_section): Remove function.
12336 (insert_section_boundary_note): New function.
12337 (verify_hot_cold_block_grouping): New function.
12338 (push_to_next_round_p): Remove variables and tests that push all
12339 cold blocks to last round.
12340 (find_traces): Remove code that added extra round of trace finding
12341 when doing partitioning.
12342 (find_traces_1_round) : Remove variable last_round; add code to
12343 update new struct field, in_trace; correct trace_length where it was
12344 incorrect before (after call to copy_bb); change code that pushed all
12345 cold blocks to last round. Instead verify that all blocks going into
12346 a trace belong in the same partition.
12347 (connect_traces): Modify to connect the traces in two passes, if the
12348 function contains both hot and cold blocks. The first pass connects
12349 all the traces for blocks in the partition that the first block in
12350 the function belongs to; the second pass connnects all the traces
12351 containing blocks that belong in the other partition.
12352 (find_rarely_executed_basic_blocks_and_crossing_edges): Remove
12353 code that automatically put the first block in a function into the
12354 hot partition if the function had any hot blocks.
12355 (fix_crossing_unconditional_branches): Check number of succ edges
12356 before attempting to get one.
12357 (fix_edges_for_rarely_executed_code): Update comment describing
12359 (reorder_basic_blocks): Add code to initialize new field (in_trace);
12360 remove call to add_unlikely_executed_notes; add call to
12361 verify_hot_cold_block_grouping.
12362 (duplicate_computed_gotos): Don't change computed goto if it's a
12364 (partition_hot_cold_basic_blocks): Update function comment.
12365 * cfgcleanup.c (try_simplify_condjump): Remove redundacy from
12367 (try_forward_edges): Likewise.
12368 (merge_blocks_move_predecessor_nojumps): Likewise.
12369 (merge_blocks_move_successor_nojumps): Likewise.
12370 (merge_blocks_move): Likewise.
12371 (try_crossjump_bb): Likewise.
12372 * cfglayout.c (update_unlikely_executed_notes): Remove function.
12373 (fixup_reorder_chain): Remove code for adding UNLIKELY_EXECUTED_CODE
12374 notes to cold bb's; remove call to update_unlikely_executed_notes.
12375 (duplicate_insn_chain): change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12376 NOTE_INSN_SWITCH_TEXT_SECTIONS.
12377 * cfglayout.h (scan_ahead_for_unlikely_executed_note): Remove
12378 function declaration.
12379 * cfgrtl.c (can_delete_note_p): Remove UNLIKELY_EXECUTED_CODE note
12380 from consideration.
12381 (rtl_can_merge_blocks): Remove redundancy from condition.
12382 (try_redirect_by_replacing_jump): Likewise.
12383 (force_nonfallthru_and_redirect): Remove code for adding
12384 UNLIKELY_EXECUTED_CODE notes to cold bb's.
12385 (commit_one_edge_insertion): Likewise.
12386 (cfg_layout_can_merge_blocks_p): Remove redundancy from condition.
12387 * dbxout.c (FORCE_TEXT): Replace function_section with
12388 current_function_section.
12389 (struct dbx_debug_h): Add do_nothing function for new debug_hooks
12390 function, switch_text_section.
12391 (struct xcoff_debug): Likewise.
12392 (dbxout_function_end): Add code to put out label diffs for both
12393 hot and cold sections.
12394 * debug.c (struct do_nothing_debug_hooks): Add do_nothing function
12395 for new debug_hooks funciton, switch_text_section..
12396 * debug.h (struct gcc_debug_hooks): Add new function to debug_hooks,
12397 switch_text_section.
12398 * dwarf2out.c (struct dw_fde_struct): Add five new fields:
12399 dw_fde_hot_section_label, dw_fde_hot_section_end_label,
12400 dw_fde_unlikely_section_label, dw_fde_unlikely_section_end_label and
12401 dw_fde_switched_sections.
12402 (output_call_frame_info): Add test to see if function switches text
12403 sections in the middle; if so, use appropriate extra hot and cold
12404 section labels to compute size deltas for the hot and cold sections.
12405 (dwarf2out_begin_prologue): Add code to initialize new fields in
12407 (dwarf2out_switch_text_section): New function (invoked through
12408 debug_hook); updates new fields in dw_fde_struct appropriately and
12409 increments separate_line_info_table_in_use.
12410 (dwarf2_debug_hooks): Initialize switch_text_section function to be
12411 dwarf2out_switch_text_section.
12412 (struct var_loc_node): Add new field, section_label.
12413 (output_aranges): Add code to check whether in hot or cold section and
12414 use the appropriate label in calculating deltas.
12415 (output_ranges): Likewise.
12416 (output_line_info): Add code to check which section we're in and
12417 use appropriate hot/cold label.
12418 (add_location_or_constant_value_attribute): Likewise.
12419 (gen_subprogam_die): Modify arange attributes to use correct labels.
12420 (dwarf2out_begin_block): Change call to function_section into call to
12421 current_function_section.
12422 (dwarf2out_end_block): Likewise.
12423 (dwarf2out_source_line): Likewise.
12424 (dwarf2out_var_location): Add code to check whether in hot or cold
12425 section and use the appropriate label.
12426 * except.c (output_function_exception_table): Change call to
12427 function_section into call to current_function_section.
12428 * final.c (profile_function): Likewise.
12429 (scan_ahead_for_unlikely_executed_note): Remove function.
12430 (final_scan_insn): Remove calls to
12431 scan_ahead_for_unlikely_executed_note, and related code for switching
12432 to cold section, except for the single time
12433 NOTE_INSN_SWITCH_TEXT_SECTIONS may be encountered; add calls to
12434 debug_hooks->switch_text_sections; replace appropriate calls to
12435 function_section with calls to current_function_section.
12436 * ifcvt.c (find_if_case_1): Remove redundancy from condition, add
12437 test_bb to condition.
12438 (find_if_case_2): Likewise.
12439 * insn-notes.def: Change NOTE_INSN_UNLIKELY_EXECUTED_CODE to
12440 NOTE_INSN_SWITCH_TEXT_SECTIONS. Update comment appropriately.
12441 * opts.c (decode_options): Change warning about hot/cold partitioning
12442 with exceptionss to inform (so as not to cause bootstrap failures);
12443 remove warning about partitioning with DWARF debug info.
12444 * output.h (current_function_section): Add new function decl.
12445 (insert_section_boundary_note): Likewise.
12446 (enum in_section): Move this declaration here from varasm.c.
12447 (unlikely_section_label): Likewise.
12448 (unlikely_text_section_name): Likewise.
12449 (last_text_section_name): New global variable.
12450 (last_text_section): Likewise.
12451 (hot_section_label): Likewise.
12452 (hot_section_end_label): Likewise.
12453 (cold_section_end_label): Likewise.
12454 * passes.c (rest_of_handle_final): Free unlikely_text_section_name.
12455 * print-rtl.c (print_rtx): Change NOTE_INSN_UNLIKELY_EXECUTED_CODE
12456 to NOTE_INSN_SWITCH_TEXT_SECTIONS.
12457 * reg-stack.c (emit_swap_insn): Remove UNLIKELY_EXECUTED_CODE note
12458 insn from consideration.
12459 * sdbout.c (sdb_debug_hooks): Add do_nothing for new function,
12460 switch_text_section.
12461 * varasm.c (basic-block.h): Add new include.
12462 (unlikely_section_label_printed): Remove global variable.
12463 (unlikely_section_label): Make global variable not be static any more.
12464 (unlikely_text_section_name): Likewise.
12465 (hot_section_end_label): New global variable (not static)
12466 (first_function_block_is_cold): Likewise.
12467 (hot_section_label): Likewise.
12468 (cold_section_end_label): Likewise..
12469 (last_text_section): New global variable, not static.
12470 (last_text_section_name): New global variable, not static.
12471 (initialize_cold_section_name): New function.
12472 (enum in_section): Move declaration to output.h.
12473 (text_section): Update last_text_section.
12474 (unlikely_text_section): Replace code to determine cold section name
12475 with call to initialize_cold_section_name; Add code to update
12476 last_text_section; remove code for printing out label.
12477 (named_section_real): Add code to update last_text_section and
12478 last_text_section_name as appropriate.
12479 (function_section): Change test for 'unlikely' to depend on
12480 first_function_block_is_cold (moved old test to
12481 current_function_section).
12482 (current_function_section): New function.
12483 (assemble_start_function): Move code that frees
12484 unlikely_text_section_name; initialize hot_section_end_label;
12485 print hot and cold section labels at the start of the function;
12486 set first_function_block_is_cold, if appropriate; initialize l
12487 ast_text_section; add call to insert_section_boundary_note.
12488 (assemble_end_function): Add code to write out hot and cold section
12490 *vmsdbgout.c (vmsdbg_debug_hooks): Add do_nothing for new function,
12491 switch_text_section.
12492 * config/darwin.c (machopic_select_section): Replace incorrect
12493 function in base_funs; update reloc for cold sections if necessary.
12494 * config/darwin.h (SECTION_FUNCTION): Add code to update
12495 last_text_section if appropriate.
12496 (text_unlikely_section): Remove.
12497 * config/sparc/sparc.c (sparc_output_deferred_case_vectors): Likewise.
12498 * config/stormy16/stormy16.c (stormy_16_output_addr_vec): Likewise.
12499 * config/xtensa/xtensa.c (override_options): Turn off hot/cold
12500 partitioning for this architecture.
12502 2005-03-31 Olivier Hainque <hainque@adacore.com>
12504 * dwarf2out.c (dwarf2out_frame_finish): Honor DWARF2_FRAME_INFO
12505 defined and non-zero.
12507 2005-03-31 Gabriel Dos Reis <gdr@integrable-solutions.net>
12510 * doc/invoke.texi (-Wsynth): Don't document, as it now is void of
12513 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12516 * config/rs6000/rs6000.md (load_toc_v4_PIC_1b): Remove inline
12517 label operand. Remove (use (unspec..)). Don't emit a label on
12519 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Don't
12520 generate inline label for load_toc_v4_PIC_1b.
12521 (rs6000_emit_load_toc_table): Likewise.
12523 2005-03-31 Kazu Hirata <kazu@cs.umass.edu>
12525 * config.gcc: Obsolete i860-*-sysv4*, ip2k-*-elf,
12526 ns32k-*-netbsdelf*, and ns32k-*-netbsd*.
12528 2005-03-29 Devang Patel <dpatel@apple.com>
12530 * tree-sra.c (decide_block_copy): Disable scalarization of
12533 2005-03-30 Stuart Hastings <stuart@apple.com>
12534 Dale Johannesen <dalej@apple.com>
12536 * Makefile.in (print-tree.o): Depend on tree-iterator.h.
12537 * print-tree.c (print_node): Add case STATEMENT_LIST.
12539 2005-03-31 Alan Modra <amodra@bigpond.net.au>
12541 * config.gcc (cpu_is_64bit): Set for 64-bit powerpc cpus.
12542 (powerpc64-*-linux*): Use it. Rearrange tm_file assignment.
12543 (powerpc-*-linux*): Build a biarch compiler when --enable-targets
12544 is given with "powerpc64*" or "all", or when --with-cpu chooses
12547 2005-03-30 James E. Wilson <wilson@specifixinc.com>
12550 * dwarf2out.c (add_high_low_attributes): New function, extracted from
12551 gen_lexical_block_die.
12552 (gen_lexical_block_die, gen_inlined_subroutine_die): Call it.
12554 2005-03-31 Jan Hubicka <jh@suse.cz>
12556 2004-11-02 Jan Hubicka <jh@suse.cz>
12558 * cgraph.c (cgraph_varpool_node_name): New function.
12559 (dump_cgraph_varpool_node): New function.
12560 (dump_varpool): New function.
12561 * cgraphunit.c (cgraph_optimize): Dump varpool.
12563 2004-10-16 Jan Hubicka <jh@suse.cz>
12565 * cgraph.c (decide_is_variable_needed): New function.
12566 (cgraph_varpool_finalize_decl): Use it.
12567 * cgraphunit.c (cgraph_optimize): Assemble_pending_decls when not doing
12569 * final.c (output_addr_const): Do not call mark_referenced.
12570 * passes.c (rest_of_decl_compilation): ifdef out DECL_RTL_SET_P hack;
12571 always go via cgraph.
12572 * toplev.c (wrapup_global_declarations): Kill non-unit-at-a-time code.
12573 (check_global_declarations): Ifdef out code clearing DECL_RTL.
12574 * tree-optimize.c (execute_inline): Mark functions called.
12575 * i386.c (output_pic_addr_const): Do not call mark_decl_referenced.
12577 2004-10-11 Jan Hubicka <jh@suse.cz>
12579 * cgraph.c (cgraph_varpool_first_unanalyzed_node): New global voriable
12580 (cgraph_varpool_last_needed_node): New static variable.
12581 (enqueue_needed_varpool_node): Break out from ...; add items to the
12582 end of queue; update first pointers.
12583 (cgraph_varpool_mark_needed_node): ... here.
12584 (cgraph_varpool_finalize_decl): Use enqueue_needed_varpool_node.
12585 (cgraph_varpool_assemble_pending_decls): Move to cgraphunit.c
12586 * cgraph.h (cgraph_varpool_node): Add analyzed field.
12587 (cgraph_varpool_first_unanalyzed_node): Declare.
12588 * cgraphunit.c: Include output.h.
12589 (cgraph_varpool_analyze_pending_decls): New function.
12590 (cgraph_varpool_assemble_pending_decls): Move from cgraph.c; bail out
12591 for errors, analyze pending decls.
12592 (cgraph_finalize_compilation_unit): Only analyze decls.
12593 (cgraph_optimize): Assemble the decls after expanding.
12595 2005-03-30 Daniel Berlin <dberlin@dberlin.org>
12597 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Make sure
12598 subvars get marked properly in tags for grouping.
12599 (add_pointed_to_var): Mark only actual pointed to
12600 variables/subvars in addresses needed.
12601 (create_overlap_variables_for): Clear call clobbered on original
12603 * tree-ssa-operands.c (get_asm_expr_operands): Don't let regular
12604 addresable vars with subvars into list.
12605 * tree-ssa.c (verify_ssa_name): Verify original is not used where
12608 2005-03-30 Richard Henderson <rth@redhat.com>
12610 * cgraph.h (struct cgraph_node): Add alias.
12611 * varasm.c (assemble_alias): Set it.
12612 * cgraphunit.c (cgraph_assemble_pending_functions): Check it and
12613 avoid calling cgraph_expand_function.
12615 2005-03-30 Tom Tromey <tromey@redhat.com>
12617 * tree.def (FILE_TYPE): Removed.
12618 * typeclass.h (enum type_class): Removed file_type_class.
12619 * dwarf2out.c (is_base_type): Updated.
12620 (gen_type_die): Likewise.
12621 * dbxout.c (dbxout_type): Updated.
12622 * builtins.c (type_to_class): Updated.
12623 * tree.c (type_contains_placeholder_1): Updated.
12624 * config/sparc/sparc.c (sparc_type_code): Updated.
12625 * config/ia64/ia64.c (hfa_element_mode): Updated.
12626 * expr.c (count_type_elements): Updated.
12627 * stor-layout.c (layout_type): Updated.
12628 * tree-inline.c (remap_type): Updated.
12629 * tree-pretty-print.c (dump_generic_node): Updated.
12631 2005-03-30 Fariborz Jahanian <fjahanian@apple.com>
12633 * builtins.c (expand_builtin_powi): Fix mode of
12634 2nd argument to match int.
12635 * libgcc2.h (__powisf2, __powidf2, __powixf2, __powitf2): Change
12636 2nd argument type to int.
12637 * libgcc2.c: Change prototype of __powi* functions to use
12640 2005-03-30 Dale Johannesen <dalej@apple.com>
12642 PR middle-end/19225
12643 * calls.c (expand_call): Flush pending deferrals before
12646 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12650 * c-tree.h (C_DECL_UNJUMPABLE_STMT_EXPR,
12651 C_DECL_UNDEFINABLE_STMT_EXPR, struct c_label_list, struct
12652 c_label_context, label_context_stack): New.
12653 * c-decl.c (define_label): Check for jumps into statement
12654 expressions. Add label to list of defined labels.
12655 (start_function): Push context on label_context_stack.
12656 (finish_function): Pop context from label_context_stack.
12657 * c-typeck.c (label_context_stack): New.
12658 (c_finish_goto_label): Check for jumps into statement
12659 expressions. Add label to list of jumped to labels.
12660 (struct c_switch): Add blocked_stmt_expr.
12661 (c_start_case): Initialize it.
12662 (do_case): Check it.
12663 (c_finish_case): Verify !blocked_stmt_expr.
12664 (c_begin_stmt_expr): Push context on label_context_stack.
12665 Increment blocked_stmt_expr. Mark labels jumped to from outside
12667 (c_finish_stmt_expr): December blocked_stmt_expr. Mark labels
12668 defined in the statement expression and no longer jumpable to.
12669 Mark labels jumped to from just outside the statement expression
12670 as again definable. Pop context from label_context_stack.
12671 * doc/extend.texi (Statement Exprs): Update.
12673 2005-03-30 Joseph S. Myers <joseph@codesourcery.com>
12676 * c-decl.c (start_function): Check for old_decl being
12679 2005-03-30 Ian Lance Taylor <ian@airs.com>
12681 * final.c (final): Remove prescan parameter. Change all callers.
12682 (final_scan_insn): Remove prescan parameter. Change all callers.
12684 2005-03-30 Kazu Hirata <kazu@cs.umass.edu>
12686 * tree-vectorizer.c: Fix comment typos.
12688 2005-03-30 Sebastian Pop <pop@cri.ensmp.fr>
12690 * tree-scalar-evolution.c (instantiate_parameters_1): Return
12691 as soon as a chrec_dont_know is detected.
12693 2005-03-31 Danny Smith <dannysmith@users.sourceforge.net>
12695 Merge from csl-arm-branch.
12696 2004-02-12 Mark Mitchell <mark@codesourcery.com>
12698 * tlink.c (recompile_files): Do not assume that "rename" can
12699 overwrite an existing file.
12701 2005-03-31 Paolo Bonzini <bonzini@gnu.org>
12703 * gcc/configure.ac (TL_AC_GNU_MAKE_GCC_LIB_PATH): Remove.
12704 * gcc/configure: Regenerate.
12706 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12708 * doc/install.texi: Update binutils requirement for powerpc*-linux.
12710 * config/rs6000/rs6000.c (rs6000_arg_partial_bytes): Update comments.
12712 * calls.c (struct arg_data): Update "partial" comment.
12713 (load_register_parameters): Update "nregs" comment.
12715 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12717 * config/iq2000/iq2000.h (target_flags, MASK_GPOPT, MASK_EMBEDDED_DATA)
12718 (MASK_UNINIT_CONST_IN_RODATA, TARGET_EMBEDDED_DATA, TARGET_SWITCHES)
12719 (TARGET_DEFAULT, TARGET_CPU_DEFAULT, SUBTARGET_TARGET_OPTIONS)
12720 (TARGET_OPTIONS, iq2000_cpu_string, iq2000_arch_string): Delete.
12721 (TARGET_DEBUG_MODE, TARGET_DEBUG_A_MODE, TARGET_DEBUG_B_MODE)
12722 (TARGET_DEBUG_C_MODE, TARGET_DEBUG_D_MODE): Define to 0 rather
12723 than target_flags & 0.
12724 * config/iq2000/iq2000.c (iq2000_cpu_string, iq2000_arch_string)
12725 (iq2000_arch, iq2000_parse_cpu): Delete.
12726 (TARGET_HANDLE_OPTION): Override default.
12727 (iq2000_handle_option): New function.
12728 (override_options): Remove -march= and -mcpu= handling.
12729 * config/iq2000/iq2000.opt: New file.
12731 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12733 * config/c4x/c4x-protos.h (c4x_rpts_cycles, c4x_cpu_version): Delete.
12734 * config/c4x/c4x.h (SMALL_MEMORY_FLAG, MPYI_FLAG, FAST_FIX_FLAG)
12735 (RPTS_FLAG, C3X_FLAG, TI_FLAG, PARANOID_FLAG, MEMPARM_FLAG, DEVEL_FLAG)
12736 (RPTB_FLAG, BK_FLAG, DB_FLAG, DEBUG_FLAG, HOIST_FLAG)
12737 (LOOP_UNSIGNED_FLAG, FORCE_FLAG, PRESERVE_FLOAT_FLAG)
12738 (PARALLEL_INSN_FLAG, PARALLEL_MPY_FLAG, ALIASES_FLAG, C30_FLAG)
12739 (C31_FLAG, C32_FLAG, C33_FLAG, C40_FLAG, C44_FLAG, TARGET_SWITCHES)
12740 (TARGET_DEFAULT, TARGET_SMALL, TARGET_MPYI, TARGET_FAST_FIX)
12741 (TARGET_RPTS, TARGET_TI, TARGET_PARANOID, TARGET_MEMPARM, TARGET_DEVEL)
12742 (TARGET_RPTB, TARGET_BK, TARGET_DB, TARGET_DEBUG, TARGET_HOIST)
12743 (TARGET_LOOP_UNSIGNED, TARGET_FORCE, TARGET_PRESERVE_FLOAT)
12744 (TARGET_PARALLEL, TARGET_PARALLEL_MPY, TARGET_ALIASES)
12745 (c4x_rpts_cycles_string, c4x_cpu_version_string)
12746 (TARGET_OPTIONS): Delete.
12747 (c4x_rpts_cycles, c4x_cpu_version): Declare.
12748 (TARGET_C3X, TARGET_C30, TARGET_C31, TARGET_C32, TARGET_C33)
12749 (TARGET_C40, TARGET_C44): Redefine in terms of c4x_cpu_version.
12750 * config/c4x/c4x.c (c4x_rpts_cycles_string): Delete.
12751 (c4x_cpu_version_string): Delete.
12752 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12753 (c4x_handle_option): New function. Map -m3x and -m4x options to the
12754 equivalent -mcpu= option.
12755 (c4x_override_options): Remove -mrpts= and -mcpu= handling from here.
12756 Deal with the extra conditions in the old TARGET_MPYI, TARGET_RPTB,
12757 TARGET_DB, TARGET_PARALLEL and TARGET_PARALLEL_MPY macros by setting
12758 or clearing the appropriate MASK_* bit.
12759 (c4x_file_start): Use c4x_cpu_version.
12760 * config/c4x/c4x.opt: New file.
12762 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12764 * doc/options.texi: Document the new MaskExists flag.
12765 * opth-gen.awk: Don't output MASK and TARGET macros for Mask(...)
12766 if the option has the MaskExists flag.
12768 2005-03-30 Richard Sandiford <rsandifo@redhat.com>
12770 * opt-functions.awk (flag_set_p, test_flag): New functions.
12771 (switch_flags): Use them.
12772 * opth-gen.awk: Use flag_set_p to check for flags.
12773 * optc-gen.awk: Likewise. Use opt_args to check for Init(...) flags.
12775 2005-03-30 Ian Lance Taylor <ian@airs.com>
12777 * config.host (i[34567]86-*-mingw32*): Don't set
12778 host_can_use_collect2 to no.
12780 2005-03-30 Alan Modra <amodra@bigpond.net.au>
12783 * builtins.c (get_memory_rtx): Expand address exp using EXPAND_NORMAL.
12784 Remove convert_memory_address call duplicating that in memory_address.
12786 2005-03-29 Richard Henderson <rth@redhat.com>
12789 * c-decl.c (c_finish_incomplete_decl): Update complete_array_type call.
12790 (build_compound_literal): Likewise. Propagate decl type into the
12792 (finish_decl): Likewise. Use new return value from complete_array_type
12793 for zero sized arrays.
12794 (complete_array_type): Move ...
12795 * c-common.c (complete_array_type): ... here. Change first argument
12796 to pointer-to-type-node. Consistently use sizetype for the index
12797 except for zero sized arrays. Detect zero sized arrays for pedantic
12798 mode diagnostics. Create a new type node instead of modifying the
12800 * c-tree.h (complete_array_type): Move decl ...
12801 * c-common.h (complete_array_type): ... here.
12803 2005-03-29 Richard Henderson <rth@redhat.com>
12806 * tree-sra.c (generate_element_init_1): Handle RANGE_EXPR.
12808 2005-03-29 Kazu Hirata <kazu@cs.umass.edu>
12810 * builtin-types.def, c-convert.c, c-format.c, ddg.c, debug.c,
12811 debug.h, et-forest.c, et-forest.h, gcov.c, rtl-profile.c,
12812 rtlhooks-def.h, rtlhooks.c, sdbout.c, tree-inline.h,
12813 tree-profile.c, tsystem.h, value-prof.h: Update copyright.
12815 2005-03-29 Eric Christopher <echristo@redhat.com>
12817 * config/mips/mips.c (mips_gimplify_va_arg_expr): Update for
12818 truthvalue conversion removal.
12820 2005-03-29 Ian Lance Taylor <ian@airs.com>
12823 * collect2.c: Never include <vfork.h>.
12824 (VFORK_STRING, vfork): Don't define.
12825 (pid): Remove global variable.
12826 (handler): Call raise instead of kill (getpid(), ...).
12827 (collect_wait): Add pex parameter. Change all callers. Use
12828 pex_get_status rather than pwait.
12829 (do_wait): Add pex parameter. Change all callers.
12830 (collect_execute): Return struct pex_obj * rather than void. Use
12831 pex routines rather than pexecute.
12832 (fork_execute): Get pex_obj from collect_execute, and pass it to
12834 (scan_prog_file): Use pex routines rather than pipe/vfork/exec.
12835 Only declare quit_handler if SIGQUIT is defined.
12836 (scan_libraries): Likewise.
12837 * collect2.h (collect_execute): Update declaration.
12838 (collect_wait): Update declaration.
12839 * tlink.c (tlink_execute): Get pex_obj from collect_execute, and
12840 pass it to collect_wait.
12842 2005-03-29 Joseph S. Myers <joseph@codesourcery.com>
12845 * c-parser.c (c_parser_compound_statement_nostart): Give error
12846 message for EOF instead of just setting parser->error.
12848 2005-03-29 Dorit Naishlos <dorit@il.ibm.com>
12850 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard): Removed.
12851 (slpeel_update_phi_nodes_for_guard1): New function.
12852 (slpeel_update_phi_nodes_for_guard2): New function.
12853 (slpeel_tree_peel_loop_to_edge): Call above new functions instead
12854 of slpeel_update_phi_nodes_for_guard.
12855 (vectorize_loops): Remove call to loop_closed_rewrite.
12856 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Remove
12859 2005-03-29 Richard Sandiford <rsandifo@redhat.com>
12861 * config/m32r/little.h (TARGET_ENDIAN_DEFAULT): Delete.
12862 (TARGET_LITTLE_ENDIAN): New macro.
12863 * config/m32r/m32r.h (SUBTARGET_SWITCHES, target_flags)
12864 (TARGET_RELAX_MASK, TARGET_DEBUG_MASK, TARGET_DEBUG)
12865 (TARGET_ALIGN_LOOPS_MASK, TARGET_ALIGN_LOOPS)
12866 (TARGET_LOW_ISSUE_RATE_MASK, TARGET_LOW_ISSUE_RATE)
12867 (TARGET_BRANCH_COST_MASK, TARGET_BRANCH_COST, TARGET_M32RX_MASK)
12868 (TARGET_M32RX, TARGET_M32R2_MASK, TARGET_M32R2, LITTLE_ENDIAN_BIT)
12869 (TARGET_ENDIAN_DEFAULT, SUBTARGET_SWITCHES, TARGET_DEFAULT)
12870 (TARGET_SWITCHES, m32r_model_string, m32r_sdata_string)
12871 (m32r_cache_flush_trap_string, SUBTARGET_OPTIONS)
12872 (TARGET_OPTIONS): Delete.
12873 (M32R_MODEL_DEFAULT, M32R_SDATA_DEFAULT): Turn into enums.
12874 (CACHE_FLUSH_TRAP): Turn into an integer.
12875 (TARGET_LITTLE_ENDIAN): Define to 0 by default.
12876 (INITIALIZE_TRAMPOLINE): Check m32r_cache_trap >= 0 to see if
12877 -mflush-trap is in use.
12878 * config/m32r/m32r.c (m32r_model_string, m32r_sdata_string)
12879 (m32r_cache_flush_trap_string): Delete.
12880 (m32r_model) Initialize to M32R_MODEL_DEFAULT.
12881 (m32r_sdata): Likewise M32R_SDATA_DEFAULT.
12882 (m32r_cache_trap): Likewise CACHE_FLUSH_TRAP.
12883 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
12884 (m32r_handle_option): New function. Move -mflush-trap=, -mflush-func=,
12885 -mmodel= and -msdata= handling from...
12886 (m32r_init): ...here.
12887 * config/m32r/m32r.opt: New file.
12889 2005-03-29 Keith Besaw <kbesaw@us.ibm.com>
12891 * tree-ssanames.c (duplicate_ssa_name_ptr_info): New function.
12892 (duplicate_ssa_name): Call duplicate_ssa_name_ptr_info.
12893 * tree-vect-analyze.c (vect_object_analysis): additional parm
12894 pass back a "struct ptr_info_def *" with the points-to info.
12895 (vect_analyze_data_refs): set the STMT_VINFO_PTR_INFO for the
12896 statement using info returned from vect_object_analysis.
12897 * tree-vect-transform.c (update_vuses_to_preheader): New function.
12898 (vect_create_data_ref_ptr): Remove updates to vars_to_rename
12899 for virtual uses and defs when creating a replacement vector
12900 reference. Call duplicate_ssa_name_ptr_info to define points-to
12901 info for vector pointer replacement using STMT_VINFO_PTR_INFO.
12902 (vectorizable_store): copy_virtual_operands and update
12903 definition statements.
12904 (vectorizable_load): copy_virtual_operands. Remove call to
12905 mark_call_clobbered_vars_to_rename for call to "const" builtin.
12906 * tree-vectorizer.c (vectorize_loops): Remove calls to
12907 rewrite_into_ssa and bitmap_clear (vars_to_rename).
12908 (new_stmt_vec_info): initialize STMT_VINFO_PTR_INFO for stmt.
12909 * tree-vectorizer.h (_stmt_vec_info): add field ptr_info and
12910 define macro STMT_VINFO_PTR_INFO for use in accessing.
12911 * tree.h add export of duplicate_ssa_name_ptr_info.
12912 * rs6000.c (altivec_init_builtins): Declare builtin function
12913 __builtin_altivec_mask_for_load to be "const".
12915 2005-03-29 Jakub Jelinek <jakub@redhat.com>
12917 PR middle-end/20622
12918 * cgraph.h (struct cgraph_varpool_node): Add alias field.
12919 * cgraph.c (cgraph_varpool_assemble_pending_decls): Don't call
12920 assemble_variable on aliases.
12921 * varasm.c (assemble_alias): Set node->alias.
12922 * toplev.c (wrapup_global_declarations): Don't call
12923 rest_of_decl_compilation on aliases again.
12925 2005-03-29 Paul Brook <paul@codesourcery.com>
12927 * config/arm/arm-protos.h (arm_dbx_register_number): Add prototype.
12928 * config/arm/arm.c (arm_dbx_register_number): New function.
12929 * config/arm/arm.h (IS_FPA_REGNUM, DBX_REGISTER_NUMBER): Define.
12931 2005-03-29 Eric Botcazou <ebotcazou@libertysurf.fr>
12933 PR middle-end/20263
12934 * varasm.c (make_decl_rtl) [ASM_DECLARE_REGISTER_GLOBAL]: Use
12935 the DECL_NAME, not the DECL_ASSEMBLER_NAME.
12937 2005-03-29 Dale Johannesen <dalej@apple.com>
12939 * Makefile.in (value-prof.o): New dependencies on $(DIAGNOSTIC_H)
12940 $(TREE_H) and $(COVERAGE_H).
12941 * coverage.c (compute_checksum): Use DECL_NAME not DECL_ASSEMBLER_NAME.
12942 * opts.c (common_handle_option): Enable tree-based value transforms.
12943 * toplev.c (process_options): Ditto.
12944 * value-prof.h (struct histogram_value_t): Redefine. "Adjust" below
12945 refers to references to this type.
12946 * tree-flow.h: (struct stmt_ann_d): Add histograms field.
12947 * rtl-profile.c (rtl_gen_interval_profiler): Adjust. Remove checks
12948 for may_be_more, may_be_less.
12949 (rtl_gen_pow2_profiler): Adjust.
12950 (rtl_gen_one_value_profiler_no_edge_manip): Adjust.
12951 (rtl_gen_one_value_profiler): Adjust.
12952 (rtl_gen_const_delta_profiler): Adjust.
12953 * tree-profile.c (tree_gen_interval_profiler): Implement.
12954 (tree_gen_pow2_profiler): Ditto.
12955 (tree_gen_one_value_profiler): Ditto.
12956 (tree_profiling): New.
12957 (pass_tree_profile): Reference it.
12958 * value-prof.c: Include tree-flow.h, tree-flow-inline.h, diagnostic.h,
12960 (insn_divmod_values_to_profile): Rename to
12961 rtl_divmod_values_to_profile. Adjust.
12962 (insn_values_to_profile): Rename to rtl_values_to_profile. Adjust.
12963 (insn_prefetch_values_to_profile): Adjust.
12964 (rtl_value_profile_transformations): Adjust.
12965 (gen_divmod_fixed_value): Rename to rtl_divmod_fixed_value.
12966 (gen_mod_pow2): Rename to rtl_mod_pow2.
12967 (gen_mod_subtract): Rename to rtl_mod_subtract.
12968 (divmod_fixed_value_transform): Rename to
12969 rtl_divmod_fixed_value_transform.
12970 (mod_pow2_value_transform): Rename to rtl_mod_pow2_value_transform.
12971 (mod_subtract_transform): Rename to rtl_mod_subtract_transform.
12972 (rtl_find_values_to_profile): Adjust.
12973 (tree_value_profile_transformations): Implement.
12974 (tree_divmod_values_to_profile): New.
12975 (tree_values_to_profile): New.
12976 (tree_divmod_fixed_value): New.
12977 (tree_mod_pow2): New.
12978 (tree_mod_subtract): New.
12979 (tree_divmod_fixed_value_transform): New.
12980 (tree_mod_pow2_value_transform): New.
12981 (tree_mod_subtract_transform): New.
12982 (tree_find_values_to_profile): Implement.
12983 * profile.c (instrument_values): Free histograms.
12984 (compute_value_histograms): Adjust. Implement tree version.
12986 2005-03-29 Uros Bizjak <uros@kss-loka.si>
12988 * reg-stack.c (subst_stack_regs_pat): Handle <UNSPEC_FIST> case.
12989 * config/i386/i386.c (output_fix_trunc): Add new round_mode
12990 variable. Output "fldcw" depending on round_mode.
12991 * config/i386/i386.md (UNSPEC_FIST): New.
12992 (fistdi2, fistdi2_with_temp, fist<mode>2, fist<mode>2_with_temp):
12993 New isns patterns to implement lrint and llrint built-ins as x87
12994 intrinsic function.
12995 (fistdi2, fist<mode>2 splitters): New splitters.
12996 (lrint<mode>2): New expanders.
12998 2005-03-28 Ian Lance Taylor <ian@airs.com>
13000 * config/arc/arc.c (arc_output_function_epilogue): Pass prescan as
13001 0 when calling final_scan_insn.
13003 2005-03-28 Jan Hubicka <jh@suse.cz>
13005 PR middle-end/20635
13006 * varasm.c (mark_decl_referenced): Do not mark extern inline functions
13009 * tree-inline.c (estimate_num_insns_1): Use declaration to discover argument
13010 types where possible.
13012 2005-03-26 Per Bothner <per@bothner.com>
13014 Make -f[no-]show-column also control non-cpp diagnostics.
13015 * c.opt (fshow-column): Move option from here ...
13016 * common.opt (fshow-column): ... to here.
13017 * diagnostic.c (diagnostic_build_prefix): Only print column number
13018 if flag_show_column.
13020 2005-03-27 Steven Bosscher <stevenb@suse.de>
13022 * vax-protos.h (vax_output_int_move, vax_output_int_add,
13023 vax_output_conditional_branch): New prototypes.
13024 * vax.c (vax_output_int_move, vax_output_int_add): New functions,
13025 extracted from vax.md mov and add patterns.
13026 (vax_output_conditional_branch): New function to output conditional
13027 branch instructions.
13028 * vax.md: Use mode macros for arithmetic and mov patterns.
13029 Use code macros for the jump patterns.
13031 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
13033 * Makefile.in (libbackend.o): Depend on version files;
13034 add custom generation command.
13036 2005-03-26 Andrew Pinski <pinskia@physics.uc.edu>
13039 * config/rs6000/rs6000.md (extendsfdf2_fpr): Check to make
13040 sure that we have a REG before getting its REGNO.
13042 2005-03-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
13044 * builtin-types.def (BT_FN_STRING_CONST_STRING_SIZE): New.
13045 * builtins.def (BUILT_IN_STRNDUP): New.
13047 2005-03-25 Pat Haugen <pthaugen@us.ibm.com>
13049 PR tree-optimization/20470
13050 * fold-const.c (fold_cond_expr_with_comparison): Recognize/fold
13053 2005-03-25 Mike Stump <mrs@apple.com>
13055 * config/darwin.h (ASM_OUTPUT_ALIGNED_DECL_LOCAL): Don't allow 0
13058 2005-03-25 Geoffrey Keating <geoffk@apple.com>
13060 * config/rs6000/darwin-fallback.c: Don't include <ucontext.h>.
13061 Use our own structure definitions.
13063 * config/rs6000/rs6000.md (UNSPEC constants): Add UNSPEC_STFIWX.
13064 (fix_truncdfsi2): Allow registers or memory as destination.
13065 When TARGET_PPC_GFXOPT, generate simplified pattern.
13066 (fix_truncdfsi2_internal): Use define_insn_and_split.
13067 (fix_truncdfsi2_internal_gfxopt): New.
13068 (fctiwz): Don't confuse register allocation by giving it no choices.
13070 * config/rs6000/rs6000.h (EXTRA_CONSTRAINT): Add 'Z'.
13071 (EXTRA_MEMORY_CONSTRAINT): Likewise.
13072 * config/rs6000/rs6000.c (indexed_or_indirect_operand): New.
13073 * config/rs6000/rs6000-protos.h (indexed_or_indirect_operand): New.
13075 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
13077 * dominance.c (free_dominance_info): Speed up by freeing et
13078 data structures without maintaining other nodes.
13079 * et-forest.c (et_free_tree_force): New.
13080 * et-forest.h: Add a prototype for et_free_tree_force.
13082 * tree.c (get_set_constructor_bits,
13083 get_set_constructor_bytes): Remove.
13084 * tree.h: Remove the corresponding prototypes.
13086 2005-03-25 John David Anglin <dave.anglin@nrc-crnc.gc.ca>
13089 * vax.c (vax_rtx_costs_1): Merge with vax_rtx_costs.
13090 (vax_rtx_costs): Return false when passed unsupported rtx's. Handle
13091 FLOAT_EXTEND, FLOAT_TRUNCATE and TRUNCATE. Fix costs for POST_INC,
13092 PRE_DEC, NEG and NOT.
13094 2005-03-25 Kazu Hirata <kazu@cs.umass.edu>
13096 * fold-const.c: Convert uses of fold (build (...)) to
13099 2005-03-25 Zdenek Dvorak <dvorakz@suse.cz>
13101 PR rtl-optimization/20249
13102 * cse.c (insert_regs): Do not record equivalence of registers in
13105 2005-03-24 Kazu Hirata <kazu@cs.umass.edu>
13107 * emit-rtl.c (reverse_comparison): Remove.
13108 * rtl.h: Remove the corresponding prototype.
13110 2005-03-24 James E Wilson <wilson@specifixinc.com>
13112 * doc/install.texi (--enable-altivec): Delete docs.
13114 2005-03-24 David Edelsohn <edelsohn@gnu.org>
13116 * config/rs6000/predicates.md (easy_fp_constant): Return 0 for
13117 SFmode and DFmode before reload when
13118 flag_unsafe_math_optimizations not enabled.
13120 2005-03-24 Geoffrey Keating <geoffk@apple.com>
13122 * c.opt (fvisibility-inlines-hidden): Allow for ObjC++.
13124 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Add
13125 MASK_128BIT_LONG_DOUBLE, MASK_ALIGN_DOUBLE.
13127 2005-03-24 Nathan Sidwell <nathan@codesourcery.com>
13129 * configure.ac (enable-checking): Add 'runtime' option.
13130 * doc/install.texi (enable-checking): Document 'runtime' checking.
13131 * tsystem.h (gcc_assert, gcc_unreachable): Define.
13132 * config.in: Regenerated.
13133 * configure: Regenerated.
13135 2005-03-23 Uros Bizjak <uros@kss-loka.si>
13137 * optabs.h (enum optab_index): Remove OTI_llrint.
13138 (llrint_optab): Remove macro.
13139 * optabs.c (init_optabs): Remove llrint_optab initialization.
13140 * genopinit.c (optabs): Remove llrint_optab implementation.
13141 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LLRINT{,F,L}
13144 2005-03-24 Alexandre Oliva <aoliva@redhat.com>
13146 PR rtl-optimization/20532
13147 * simplify-rtx.c (simplify_binary_operation_1): Protect from
13148 overflow when adding coefficients for PLUS or MINUS.
13149 (simplify_binary_operation_1): Handle CONST_DOUBLE exact power of
13152 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13154 * langhooks.h (truthvalue_conversion): Remove.
13155 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
13156 LANG_HOOKS_TRUTHVALUE_CONVERSION.
13157 * system.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Poison.
13158 * gimplify.c (gimple_boolify): Don't use truthvalue_conversion.
13159 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Remove.
13161 2005-03-23 Kazu Hirata <kazu@cs.umass.edu>
13163 * params.def: Fix a typo.
13164 * config/mips/mips.c: Follow the spelling convensions.
13165 * doc/invoke.texi: Fix typos.
13167 2005-03-23 Daniel Berlin <dberlin@dberlin.org>
13169 Fix PR tree-optimization/20601
13171 * tree-ssa-pre.c (insert_aux): Add missing condition to
13174 2005-03-23 Ian Lance Taylor <ian@airs.com>
13176 * final.c (final_scan_insn): Don't remove no-op instructions.
13177 * reload1.c (reload): Remove simple no-op instructions even when
13180 2005-03-23 Dorit Naishlos <dorit@il.ib.com>
13182 PR tree-optimization/20501
13183 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Debug print
13184 reporting that peeling for alignment is applied moved to...
13185 * (vect_analyze_data_refs_alignment): Here.
13187 2005-03-23 Ian Lance Taylor <ian@airs.com>
13189 * reorg.c (dbr_schedule): Remove #if 0 code to call final.
13191 2005-03-23 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13193 * config.gcc (alpha*-dec-osf[45]*): Remove target_cpu_default.
13194 Define TARGET_SUPPORT_ARCH except on Tru64 UNIX V4.0A.
13196 2005-03-23 Hans-Peter Nilsson <hp@axis.com>
13198 * doc/tm.texi (TARGET_MD_ASM_CLOBBERS): Adjust wording to not
13199 imply that this is called once, independent of asms in code.
13200 Adjust to now being pased output and input lists. Mention helper
13201 function decl_overlaps_hard_reg_set_p.
13202 * hooks.c (hook_tree_tree_tree_tree_3rd_identity): Rename from
13203 hook_tree_tree_identity and to take three trees, returning third.
13204 * hooks.h (hook_tree_tree_tree_tree_3rd_identity): Adjust the
13206 * stmt.c: include hard-reg-set.h before tree.h.
13207 (decl_overlaps_hard_reg_set_p): New function, broken out from...
13208 (decl_conflicts_with_clobbers_p): Call
13209 decl_overlaps_hard_reg_set_p.
13210 (expand_asm_operands): Pass output and input lists in call to
13211 targetm.md_asm_clobbers.
13212 * target-def.h (TARGET_MD_ASM_CLOBBERS): Define as
13213 hook_tree_tree_tree_tree_3rd_identity.
13214 * target.h (struct gcc_target.md_asm_clobbers): Take three tree
13216 * tree.h [HARD_CONST] (decl_overlaps_hard_reg_set_p): Prototype.
13217 * config/i386/i386.c (ix86_md_asm_clobbers): Adjust to three
13218 parameters, first two unused.
13219 * config/cris/cris.c (cris_md_asm_clobbers): Adjust to added
13220 parameters. Only add MOF to clobbers if there's no 'h' mentioned
13221 in constraint letters and MOF is not mentioned as a asm-declared
13222 register in neither of the input and output lists.
13224 2005-03-23 DJ Delorie <dj@redhat.com>
13226 * optabs.c (expand_binop): Make sure the first subword's result
13229 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13231 * c-common.c (c_common_truthvalue_conversion): Adjust comment.
13232 Call c_common_truthvalue_conversion rather than
13233 lang_hooks.truthvalue_conversion.
13234 * c-convert.c (convert): Call c_objc_common_truthvalue_conversion.
13235 * c-objc-common.c (c_objc_common_truthvalue_conversion): Move to
13237 * c-objc-common.h (LANG_HOOKS_TRUTHVALUE_CONVERSION): Change to
13238 c_common_truthvalue_conversion.
13239 * c-parser.c (c_parser_paren_condition, c_parser_for_statement,
13240 c_parser_conditional_expression, c_parser_binary_expression): Call
13241 c_objc_common_truthvalue_conversion.
13242 * c-typeck.c (build_unary_op): Call
13243 c_objc_common_truthvalue_conversion.
13244 (build_conditional_expr): Do not call
13245 lang_hooks.truthvalue_conversion.
13246 (build_binary_op): Call c_common_truthvalue_conversion.
13247 (c_objc_common_truthvalue_conversion): Moved from
13248 c-objc-common.c. Call default_function_array_conversion instead
13249 of default_conversion.
13251 2005-03-23 Joseph S. Myers <joseph@codesourcery.com>
13253 * c-common.h (default_conversion): Remove.
13254 (perform_integral_promotions): Add.
13255 * c-tree.h (default_conversion): Add.
13256 * c-typeck.c (perform_integral_promotions): New, split out from
13257 default_conversion.
13258 * c-common.c (check_case_value): Use perform_integral_promotions,
13259 not default_conversion.
13260 (c_add_case_label): Don't continue processing case label after
13261 found to be pointer.
13263 2005-03-23 Mark Mitchell <mark@codesourcery.com>
13265 * gcc.c (do_spec_1): Do not add a -L path for a directory in
13266 the prefix list if we have already added a multilib directory
13267 based on that path.
13268 (main): Do not add MD_EXEC_PREFIX to the list of directories to
13271 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13273 * reload1.c (indirect_symref_ok, reload_obstack): Make them
13275 * reload.h: Remove the prototype for indirect_symref_ok.
13277 * reload1.c (indirect_symref_ok): Make it global.
13278 * reload.h: Add a prototype for indirect_symref_ok.
13280 2005-03-22 Kaz Kojima <kkojima@gcc.gnu.org>
13282 * config/sh/sh.md (ashlhi3): Rename to *ashlhi3_n and add a new
13285 2005-03-22 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
13287 * tree.h (DECL_IGNORED_P, DECL_IN_SYSTEM_HEADER): Clarify comments.
13289 2005-03-22 Daniel Berlin <dberlin@dberlin.org>
13291 * c-opts.c (c_common_parse_file): Only start/end main source file
13292 if debug hooks says the writer wants it.
13293 * dbxout.c (dbx_debug_hooks): Add start_end_main_source_file
13295 (xcoff_debug_hooks): Ditto.
13296 * debug.c (do_nothing_hooks): Ditto.
13297 * debug.h (gcc_debug_hooks): Ditto.
13298 * dwarf2out.c (dwarf2_debug_hooks): Ditto.
13299 * sdbout.c (sdb_debug_hooks): Ditto.
13300 * vmsdbgout.c (vmsdbg_debug_hooks): Ditto.
13302 2005-03-22 Mark Mitchell <mark@codesourcery.com>
13304 * doc/extend.texi: Deprecate C++ min/max operators.
13306 2005-03-22 Zdenek Dvorak <dvorakz@suse.cz>
13308 * tree-ssa-loop-ivopts.c (determine_iv_cost): Do not try to preserve
13309 artificial original candidates.
13311 2005-03-22 Richard Guenther <rguenth@tat.physik.uni-tuebingen.de>
13312 Jan Hubicka <jh@suse.cz>
13313 Steven Bosscher <stevenb@suse.de>
13315 * cgraphunit.c (cgraph_estimate_size_after_inlining): Compute
13316 call cost based on argument sizes.
13317 (cgraph_mark_inline_edge): Avoid inline unit from shrinking by
13319 * params.def: (max-inline-inssn-single): Set to 450.
13320 (max-inline-insns-auto): Set to 90.
13321 (max-inline-insns-recursive): Set to 450
13322 (max-inline-insns-recursive-auto): Set to 450.
13323 (large-function-insns): Set to 2700.
13324 (inline-call-cost): New parameter.
13325 * tree-inline.c (estimate_move_cost): New function.
13326 (estimate_num_insns_1): Compute move sizes costs by estimate_move_cost
13327 for non-gimple-regs, set cost to 0 for gimple-regs. Compute call size
13328 based on arguments.
13329 * tree-inline.h (estimate_move_cost): Declare.
13330 * invoke.texi: (max-inline-inssn-single): Change default to 450.
13331 (max-inline-insns-auto): Change default to 90.
13332 (max-inline-insns-recursive): Change default to 450
13333 (max-inline-insns-recursive-auto): Change default to 450.
13334 (large-function-insns): Change default to 2700.
13335 (inline-call-cost): Document new parameter.
13337 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13339 * config/i860/i860.h (target_flags, TARGET_XP, TARGET_SWITCHES)
13340 (TARGET_DEFAULT): Delete.
13341 * config/i860/i860.opt: New file.
13343 2005-03-22 Richard Sandiford <rsandifo@redhat.com>
13345 * config/frv/frv-protos.h (frv_branch_cost_string, frv_branch_cost_int)
13346 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13347 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13348 (frv_sched_lookahead): Delete.
13349 * config/frv/frv.h (MASK_DEFAULT_ALLOC_CC): Move to frv.c.
13350 (target_flags, MASK_GPR_32, MASK_FPR_32, MASK_SOFT_FLOAT)
13351 (MASK_ALLOC_CC, MASK_DWORD, MASK_DOUBLE, MASK_MEDIA, MASK_MULADD)
13352 (MASK_LIBPIC, MASK_ACC_4, MASK_PACK, MASK_LONG_CALLS)
13353 (MASK_ALIGN_LABELS, MASK_LINKED_FP, MASK_BIG_TLS, MASK_DEBUG_ARG)
13354 (MASK_DEBUG_ADDR, MASK_DEBUG_STACK, MASK_DEBUG, MASK_DEBUG_LOC)
13355 (MASK_DEBUG_COND_EXEC, MASK_NO_COND_MOVE, MASK_NO_SCC)
13356 (MASK_NO_COND_EXEC, MASK_NO_VLIW_BRANCH, MASK_NO_MULTI_CE)
13357 (MASK_FDPIC, MASK_INLINE_PLT, MASK_GPREL_RO, MASK_DEFAULT)
13358 (TARGET_GPR_32, TARGET_FPR_32, TARGET_SOFT_FLOAT, TARGET_ALLOC_CC)
13359 (TARGET_DWORD, TARGET_DOUBLE, TARGET_MEDIA, TARGET_MULADD)
13360 (TARGET_LIBPIC, TARGET_ACC_4, TARGET_DEBUG_ARG, TARGET_DEBUG_ADDR)
13361 (TARGET_DEBUG_STACK, TARGET_DEBUG, TARGET_DEBUG_LOC)
13362 (TARGET_DEBUG_COND_EXEC, TARGET_NO_COND_MOVE, TARGET_NO_SCC)
13363 (TARGET_NO_COND_EXEC, TARGET_NO_VLIW_BRANCH, TARGET_NO_MULTI_CE)
13364 (TARGET_NO_NESTED_CE, TARGET_FDPIC, TARGET_INLINE_PLT, TARGET_BIG_TLS)
13365 (TARGET_GPREL_RO, TARGET_PACK, TARGET_LONG_CALLS, TARGET_ALIGN_LABELS)
13366 (TARGET_LINKED_FP, TARGET_GPR_64, TARGET_FPR_64, TARGET_HARD_FLOAT)
13367 (TARGET_FIXED_CC, TARGET_COND_MOVE, TARGET_SCC, TARGET_COND_EXEC)
13368 (TARGET_VLIW_BRANCH, TARGET_MULTI_CE, TARGET_NESTED_CE, TARGET_ACC_8)
13369 (TARGET_SWITCHES, TARGET_OPTIONS, DEFAULT_CONDEXEC_TEMPS)
13370 (DEFAULT_BRANCH_COST, DEFAULT_CONDEXEC_INSNS): Delete.
13371 * config/frv/frv.c (frv_branch_cost_string, frv_branch_cost_int)
13372 (frv_cpu_string, frv_condexec_insns_str, frv_condexec_insns)
13373 (frv_condexec_temps_str, frv_condexec_temps, frv_sched_lookahead_str)
13374 (frv_sched_lookahead): Delete.
13375 (MASK_DEFAULT_ALLOC_CC): Moved from frv.h.
13376 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Override defaults.
13377 (frv_handle_option): New function. Move -mcpu= handling from...
13378 (frv_override_options): ...here. Remove handling of other
13380 (frv_ifcvt_modify_tests): Check !TARGET_COND_EXEC instead of
13381 TARGET_NO_COND_EXEC and !TARGET_NESTED_CE to TARGET_NO_NESTED_CE.
13382 (frv_ifcvt_modify_multiple_tests): Likewise !TARGET_MULTI_CE
13383 and TARGET_NO_MULTI_CE.
13384 (frv_for_each_packet): Likewise TARGET_NO_VLIW_BRANCH and
13385 !TARGET_VLIW_BRANCH.
13386 * config/frv/frv.opt: New file.
13388 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13390 * fold-const.c (fold_ternary): Take decomposed arguments of
13392 (fold): Update a call to fold_ternary.
13394 * fold-const.c (fold_build1, fold_build2, fold_build3): New.
13395 * tree.h: Add corresponding prototypes.
13397 2005-03-22 Jakub Jelinek <jakub@redhat.com>
13400 * cfglayout.c (reemit_insn_block_notes): Don't put block notes in
13401 between jump table and its label.
13402 * final.c (shorten_branches): Handle notes in between ADDR_VEC
13403 resp. ADDR_DIFF_VEC and the label preceeding it.
13404 (final_scan_insn): Likewise. Ensure ADDR_VEC resp. ADDR_DIFF_VEC
13405 is emitted in the right section.
13407 2005-03-22 Kazu Hirata <kazu@cs.umass.edu>
13409 * fold-const.c (fold_unary, fold_binary): Update comments
13412 2005-03-22 Hans-Peter Nilsson <hp@axis.com>
13414 PR rtl-optimization/20527
13415 * combine.c (can_combine_p) [AUTO_INC_DEC]: When INSN has an
13416 REG_INC note, test that the register also isn't mentioned in PRED
13419 2005-03-22 Ben Elliston <bje@au.ibm.com>
13421 * dwarf2out.c (dwarf_type_encoding_name): Remove unused prototype
13424 2005-03-21 Mike Stump <mrs@apple.com>
13426 * varasm.c (default_assemble_visibility): Remove extra ().
13428 2005-03-21 Roger Sayle <roger@eyesopen.com>
13430 PR middle-end/20557
13431 * bb-reorder.c (duplicate_computed_gotos): Use can_duplicate_block_p
13432 to determine whether a block can be duplicated, rather than test
13433 whether the block contains noncopyable insns ourselves.
13435 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13437 * config/i860/i860.h (PREDICATE_CODES): Remove nonexistent
13440 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13442 * config/ip2k/ip2k.h (target_flags, TARGET_SWITCHES): Delete.
13444 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13446 * config/fr30/fr30.h (TARGET_SMALL_MODEL_MASK, TARGET_SMALL_MODEL)
13447 (TARGET_DEFAULT, target_flags, TARGET_SWITCHES): Delete.
13448 * config/fr30/fr30.opt: New file.
13450 2005-03-18 Daniel Berlin <dberlin@dberlin.org>
13452 Fix PR tree-optimization/20542
13454 * tree-flow-inline.h (overlap_subvar): Move to here.
13455 * tree-ssa-operands.c: From here.
13456 * tree-flow.h (overlap_subvar): Declare.
13457 * tree-ssa-alias.c (add_pointed_to_var): Use overlap_subvar here.
13458 * tree-ssa-loop-im.c (is_call_clobbered_ref): Return proper answer
13459 for variables with subvars.
13461 2005-03-21 Mostafa Hagog <mustafa@il.ibm.com>
13463 PR middle-end/20177
13464 * ddg.c (create_ddg_dependence): Ignore reg-anti dependency.
13465 * modulo-sched.c (const_iteration_count): Return on NULL
13467 (print_node_sched_params): Return on NULL dump_file.
13468 (generate_reg_moves): Handle reg-anti dependencies and disregard
13469 closing branch when generating register moves.
13470 (sms_schedule): Mark the SMSed block dirty.
13471 * passes.c (rest_of_handle_sms): Call update_life_info for all
13473 * testsuite/gcc.dg/20050321-1.c: New test.
13475 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13477 * config/xtensa/lib1funcs.asm (__mulsi3): Use symbolic name for ACCLO.
13478 * config/xtensa/xtensa.md (movsi_internal, movhi_internal,
13479 movqi_internal): Likewise.
13481 2005-03-21 Bob Wilson <bob.wilson@acm.org>
13483 * config/xtensa/xtensa-protos.h: (xtensa_simm7, xtensa_uimm8,
13484 xtensa_uimm8x2, xtensa_uimm8x4, xtensa_ai4const, xtensa_lsi4x4,
13485 xtensa_b4const): Delete prototypes.
13486 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b, xtensa_b4constu,
13487 xtensa_mask_immediate, xtensa_mem_offset): Update prototypes.
13488 (xtensa_b4const_or_zero, xtensa_const_ok_for_letter_p,
13489 xtensa_extra_constraint): New prototypes.
13490 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13491 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13492 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13493 move_operand, const_float_1_operand, fpmem_offset_operand,
13494 branch_operator, ubranch_operator, boolean_operator): Delete prototypes.
13495 * config/xtensa/xtensa.c (b4const_or_zero): Rename to ...
13496 (xtensa_b4const_or_zero): ...this. Change return type to bool and
13497 argument type to HOST_WIDE_INT.
13498 (xtensa_simm8, xtensa_simm8x256, xtensa_simm12b,
13499 xtensa_mask_immediate): Likewise.
13500 (xtensa_uimm8, xtensa_uimm8x2, xtensa_uimm8x4, xtensa_b4const):
13501 Likewise. Also make these functions static.
13502 (xtensa_simm7, xtensa_ai4const, xtensa_lsi4x4): Delete.
13503 (xtensa_const_ok_for_letter_p): New.
13504 (add_operand, arith_operand, nonimmed_operand, mem_operand,
13505 mask_operand, extui_fldsz_operand, sext_operand, sext_fldsz_operand,
13506 lsbitnum_operand, branch_operand, ubranch_operand, call_insn_operand,
13507 move_operand, const_float_1_operand, fpmem_offset_operand,
13508 branch_operator, ubranch_operator, boolean_operator): Move to
13510 (smalloffset_mem_p): Inline code from xtensa_lsi4x4.
13511 (xtensa_mem_offset): Change return type to bool.
13512 (xtensa_extra_constraint): New.
13513 (gen_int_relational): Update type of const_range_p function pointer.
13514 Use xtensa_b4const_or_zero.
13515 * config/xtensa/xtensa.h (CONST_OK_FOR_LETTER_P): Define to
13516 xtensa_const_ok_for_letter_p. Update comments.
13517 (EXTRA_CONSTRAINT): Define to xtensa_extra_constraint.
13518 (PREDICATE_CODES): Delete.
13519 * config/xtensa/xtensa.md: Include predicates.md.
13520 * config/xtensa/predicates.md: New file.
13522 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13524 * config/v850/v850-protos.h: Remove the prototypes for
13525 reg_or_int9_operand, reg_or_const_operand,
13526 pattern_is_ok_for_prepare, pattern_is_ok_for_dispose,
13527 reg_or_0_operand, reg_or_int5_operand, call_address_operand,
13528 movsi_source_operand, power_of_two_operand,
13529 not_power_of_two_operand, special_symbolref_operand,
13530 pattern_is_ok_for_prologue, pattern_is_ok_for_epilogue, and
13531 register_is_ok_for_epilogue.
13532 * config/v850/v850.c (reg_or_0_operand, reg_or_int5_operand,
13533 reg_or_int9_operand, reg_or_const_operand,
13534 call_address_operand, special_symbolref_operand,
13535 movsi_source_operand, power_of_two_operand,
13536 not_power_of_two_operand, register_is_ok_for_epilogue,
13537 pattern_is_ok_for_epilogue, pattern_is_ok_for_prologue,
13538 pattern_is_ok_for_dispose, pattern_is_ok_for_prepare): Move to
13540 * config/v850/v850.h (PREDICATE_CODES): Remove.
13541 * config/v850/v850.md: Include predicates.md.
13542 * config/v850/predicates.md: New.
13544 2005-03-21 Zack Weinberg <zack@codesourcery.com>
13546 * Makefile.in (BASEVER, DEVPHASE, DATESTAMP)
13547 (BASEVER_c, DEVPHASE_c, DATESTAMP_c)
13548 (BASEVER_s, DEVPHASE_s, DATESTAMP_s, version): Set with :=.
13549 (itoolsdir, itoolsdatadir): Move definition above new first use.
13550 (install-itoolsdirs): New rule.
13551 (install-mkheaders): Depend on install-itoolsdirs, not
13552 install-include-dir.
13554 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13556 * tree-into-ssa.c: Remove obsolete comments.
13558 2005-03-21 Richard Guenther <rguenth@gcc.gnu.org>
13560 * tree-ssa-loop.c (gate_tree_complete_unroll): Run complete
13561 unrolling if -fpeel-loops is specified, too.
13562 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely):
13563 Remove superfluous check for flag_unroll_loops.
13565 2005-03-21 Uros Bizjak <uros@kss-loka.si>
13567 * optabs.h (enum optab_index): Add new OTI_lrint and OTI_llrint.
13568 (lrint_optab, llrint_optab): Define corresponding macros.
13569 * optabs.c (init_optabs): Initialize lrint_optab and llrint_optab.
13570 * genopinit.c (optabs): Implement lrint_optab using lrintsi2
13571 pattern and llrint_optab using llrintdi2 patterns.
13572 * builtins.c (expand_builtin_mathfn): Handle BUILT_IN_LRINT{,F,L}
13573 using lrint_optab and BUILT_IN_LLRINT{,F,L} using llrint_optab.
13574 (expand_builtin): Expand BUILT_IN_LRINT{,F,L} and
13575 BUILT_IN_LLRINT{,F,L} using expand_builtin_mathfn if
13576 flag_unsafe_math_optimizations is set.
13578 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13580 * combine.c (combine_simplify_rtx, simplify_if_then_else,
13581 simplify_logical, if_then_else_cond, known_cond,
13582 simplify_comparison): Adjust calls to reverse_comparison.
13583 Don't use combine_reversed_comparison_code).
13584 (combine_reversed_comparison_code): Remove.
13585 (reversed_comparison): Using reversed_comparison_code, move it...
13586 * jump.c (reversed_comparison): ... here.
13587 * rtl.h (reversed_comparison): Add prototype.
13589 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13591 * builtins.c (fold_builtin): Take decomposed arguments of
13593 * fold-const.c (fold_ternary): Update a call to fold_builtin.
13594 * gimplify.c (gimplify_call_expr): Likewise.
13595 * tree-ssa-ccp.c (ccp_fold, ccp_fold_builtin): Likewise.
13596 * tree.h: Update the prototype of fold_builtin.
13598 2005-03-21 Paolo Bonzini <bonzini@gnu.org>
13600 * rtl.h (struct rtx_hooks): Add gen_lowpart_no_emit.
13601 * rtlhooks.c (gen_lowpart_no_emit_general): New.
13602 * rtlhooks-def.h (gen_lowpart_no_emit_general): Declare.
13603 (RTL_HOOKS_GEN_LOWPART_NO_EMIT): New.
13604 * simplify-rtx.c (simplify_binary_operation_1): Use it.
13606 2005-03-21 Kazu Hirata <kazu@cs.umass.edu>
13608 * builtins.c (fold_builtin_1): Take decomposed arguments of
13610 (fold_builtin): Update a call to fold_builtin_1.
13612 2005-03-21 Nathan Sidwell <nathan@codesourcery.com>
13615 * gcov.c (output_lines): Only output function block summary when
13616 outputting branch information.
13617 * doc/gcov.texi: Document format of preamble and additional block
13620 2005-03-21 Richard Sandiford <rsandifo@redhat.com>
13622 * libgcc2.h (LIBGCC2_HAS_SF_MODE): New macro.
13623 (LIBGCC2_HAS_DF_MODE, LIBGCC2_HAS_TF_MODE, LIBGCC2_HAS_XF_MODE): Make
13624 the defaults false if BITS_PER_UNIT != 8.
13625 (SFtype, SCtype, __fixsfdi, __floatdisf, __fixunssfSI, __fixunssfDI)
13626 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE rather
13627 than BITS_PER_UNIT != 8.
13628 (L_fixdfdi, L_fixsfdi, L_fixtfdi, L_fixunsdfdi, L_fixunsdfsi)
13629 (L_fixunssfdi, L_fixunssfsi, L_fixunstfdi, L_fixunsxfdi, L_fixunsxfsi)
13630 (L_fixxfdi, L_floatdidf, L_floatdisf, L_floatditf, L_floatdixf): Remove
13632 * libgcc2.c (__fixunssfDI, __fixsfdi, __floatdisf, __fixunssfSI)
13633 (__powisf2, __divsc3, __mulsc3): Guard with LIBGCC2_HAS_SF_MODE.
13635 2005-03-20 Roger Sayle <roger@eyesopen.com>
13637 PR middle-end/20539
13638 * fold-const.c (fold_binary): Fix type mismatch between
13639 TRUTH_{AND,OR,XOR}_EXPR nodes an their operands' types.
13640 (fold_binary) <TRUTH_XOR_EXPR>: Avoid calling invert_truthvalue
13641 for non-truth-valued expressions.
13643 * c-common.c (c_common_truthvalue_conversion): Handle ERROR_MARK
13644 and FUNCTION_DECL in the main switch.
13645 <TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
13646 TRUTH_XOR_EXPR>: When changing the result type of these tree nodes,
13647 we also need to convert their operands to match.
13648 <TRUTH_NOT_EXPR>: Likewise.
13650 2005-03-21 Joseph S. Myers <joseph@codesourcery.com>
13652 * c-common.c (lvalue_or_else): Replace by lvalue_error; only give
13653 diagnostic without checking whether an lvalue.
13654 * c-common.h (lvalue_p): Remove.
13655 (enum lvalue_use): Update comment.
13656 (lvalue_or_else): Replace by lvalue_error.
13657 * c-typeck.c (lvalue_p): Make static.
13658 (lvalue_or_else): New. Call lvalue_error.
13660 2005-03-21 Alan Modra <amodra@bigpond.net.au>
13662 * config/rs6000/rs6000.c (rs6000_parm_start): New function.
13663 (function_arg_advance): Use rs6000_parm_start.
13664 (function_arg, rs6000_arg_partial_bytes): Likewise.
13666 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13668 * c-common.c (check_case_value): Adjust comment about stripping
13670 (handle_vector_size_attribute): Don't strip NON_LVALUE_EXPR.
13671 * c-typeck.c (default_conversion, convert_arguments,
13672 build_modify_expr, convert_for_assignment, store_init_value,
13673 digest_init): Use STRIP_TYPE_NOPS instead of stripping nops
13674 manually. Remove inaccurate comments.
13676 2005-03-20 Roger Sayle <roger@eyesopen.com>
13677 Joseph S. Myers <joseph@codesourcery.com>
13679 * varasm.c (do_assemble_alias): Restore comment describing function.
13680 Annotate the target parameter as potentially unused.
13682 2005-03-20 Marek Michalkiewicz <marekm@amelek.gda.pl>
13685 * config/avr/avr.c (avr_output_function_prologue): Do not use
13686 current_function_name() in a label, use a local label instead.
13688 2005-03-20 David Edelsohn <edelsohn@gnu.org>
13690 * config/rs6000/rs6000.c (rs6000_generate_compare): Test
13691 flag_finite_math_only, not flag_unsafe_math_optimizations.
13693 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13695 * builtins.c (fold_builtin_1): Update a call to
13696 targetm.fold_builtin.
13697 * hooks.c (hook_tree_tree_bool_null): Rename to
13698 hook_tree_tree_tree_bool_null. Take one more argument of type
13700 * hooks.h: Update the prototype of hook_tree_tree_bool_null.
13701 * target-def.h (TARGET_FOLD_BUILTIN): Define it as
13702 hook_tree_tree_tree_bool_null.
13703 * target.h (gcc_target): Update the prototype of fold_builtin.
13704 * config/alpha/alpha.c (alpha_fold_builtin): Take decomposed
13705 arguments of CALL_EXPR.
13706 * doc/tm.texi (TARGET_FOLD_BUILTIN): Update. Mention the
13709 2005-03-20 Jan Hubicka <jh@suse.cz>
13711 * cgraph.h (cgraph_node): Add prev_clone pointer.
13712 * cgraph.c (cgraph_remove_node): Remove from doubly linked chain.
13713 (cgraph_clone_node): Produce doubly linked chain.
13715 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13717 * c-common.c (handle_aligned_attribute, check_function_sentinel,
13718 get_nonnull_operand, handle_sentinel_attribute,
13719 check_function_arguments_recurse): Do not strip NOPS from
13721 * c-decl.c (check_bitfield_type_and_width, build_enumerator):
13723 * c-format.c (get_constant): Likewise.
13724 * c-parser.c (c_parser_postfix_expression): Likewise.
13725 * c-typeck.c (set_init_index): Likewise.
13726 (convert_arguments): Don't check for NOP_EXPR containing integer
13729 2005-03-20 Kazu Hirata <kazu@cs.umass.edu>
13731 * builtins.c (fold_fixed_mathfn, fold_builtin_trunc,
13732 fold_builtin_floor, fold_builtin_ceil, fold_builtin_lround):
13733 Take decomposed arguments of CALL_EXPR.
13734 (fold_builtin_1): Update calls to the functions mentioned
13737 2005-03-20 Joseph S. Myers <joseph@codesourcery.com>
13739 * c-decl.c (check_bitfield_type_and_width): Require bit-field
13740 width to have integer type.
13741 (build_enumerator): Require enumerator value to have integer type.
13743 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13745 * doc/extend.texi (__builtin_inf): Move statement about INFINITY
13748 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13750 * c.opt (ansi, std=iso9899:1990, std=iso9899:1999,
13751 std=iso9899:199x): Correct descriptions.
13753 2005-03-19 Joseph S. Myers <joseph@codesourcery.com>
13755 * config.gcc: Consistently use solaris2.1[0-9]* instead of
13758 2005-03-19 Kazu Hirata <kazu@cs.umass.edu>
13760 * builtins.c (fold_builtin_memcpy): Take decomposed arguments
13762 (expand_builtin_memcpy, fold_builtin_1): Update calls to
13763 fold_builtin_memcpy.
13765 * builtins.c (fold_trunc_transparent_mathfn): Take decomposed
13766 arguments of CALL_EXPR.
13767 (fold_builtin_trunc, fold_builtin_floor, fold_builtin_ceil,
13768 fold_builtin_found, fold_builtin_1): Update calls to
13769 fold_trunc_transparent_mathfn.
13771 2005-03-19 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
13773 PR middle-end/20493
13774 * fold-const.c (fold_widened_comparison): Don't optimize casts of
13775 function pointers on targets that require function pointer
13777 (fold_sign_changed_comparison): Likewise.
13779 2005-03-19 Bernd Schmidt <bernd.schmidt@analog.com>
13781 * combine.c (try_combine): When changing the mode of a hard reg, make
13782 sure that doing so is valid.
13784 2005-03-19 Richard Sandiford <rsandifo@redhat.com>
13786 * config/avr/avr.c (avr_init_stack, avr_mcu_name): Make static.
13787 (TARGET_HANDLE_OPTION): Override default.
13788 (avr_handle_option): New function.
13789 * config/avr/avr.h (MASK_ALL_DEBUG, MASK_ORDER_1, MASK_INSN_SIZE_DUMP)
13790 (MASK_ORDER_2, MASK_NO_TABLEJUMP, MASK_INT8, MASK_NO_INTERRUPTS)
13791 (MASK_CALL_PROLOGUES, MASK_TINY_STACK, MASK_SHORT_CALLS)
13792 (TARGET_ORDER_1, TARGET_ORDER_2, TARGET_INT8, TARGET_NO_INTERRUPTS)
13793 (TARGET_INSN_SIZE_DUMP, TARGET_CALL_PROLOGUES, TARGET_TINY_STACK)
13794 (TARGET_NO_TABLEJUMP, TARGET_SHORT_CALLS, TARGET_ALL_DEBUG)
13795 (TARGET_SWITCHES, avr_init_stack, avr_mcu_name)
13796 (TARGET_OPTIONS): Delete.
13797 * config/avr/avr.opt: New file.
13799 2005-03-18 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13801 * config/m32r/m32r-protos.h: Remove the prototypes for
13802 call_address_operand, symbolic_operand, seth_add3_operand,
13803 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13804 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13805 two_insn_const_operand, move_src_operand,
13806 move_double_src_operand, move_dest_operand,
13807 eqne_comparison_operator, signed_comparison_operator,
13808 large_insn_p, conditional_move_operand, carry_compare_operand,
13809 m32r_block_immediate_operand, extend_operand,
13810 reg_or_eq_int16_operand, int8_operand, and
13811 reg_or_zero_operand.
13812 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13813 seth_add3_operand, int8_operand, cmp_int16_operand,
13814 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13815 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13816 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13817 move_double_src_operand, move_dest_operand,
13818 eqne_comparison_operator, signed_comparison_operator,
13819 extend_operand, small_insn_p, large_insn_p,
13820 conditional_move_operand, carry_compare_operand,
13821 m32r_block_immediate_operand): Move to predicates.md.
13822 (MAX_MOVE_BYTES): Move to m32r.h.
13823 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13824 * config/m32r/m32r.md: Include predicates.md.
13825 * config/m32r/predicates.md: New.
13827 2005-03-18 James E Wilson <wilson@specifixinc.com>
13830 * dwarf2out.c (declare_in_namespace): Ignore decls with an abstract
13833 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13835 * config/mn10300/mn10300-protos.h: Remove the prototypes for
13836 call_address_operand, const_8bit_operand.
13837 * config/mn10300/mn10300.c (call_address_operand,
13838 const_8bit_operand, const_1f_operand): Move to predicates.md.
13839 * config/mn10300/mn10300.h (PREDICATE_CODES): Remove.
13840 * config/mn10300/mn10300.md: Include predicates.md.
13841 * config/mn10300/predicates.md: New.
13843 2005-03-18 Joseph S. Myers <joseph@codesourcery.com>
13845 * c-common.c, c-decl.c, c-format.c, c-typeck.c: Use %D for
13846 declarations in diagnostics and %E for identifiers, not %s.
13848 2005-03-18 Jan Hubicka <jh@suse.cz>
13849 Dale Johannesen <dalej@apple.com>
13851 * basic-block.h (scale_bbs_frequencies_int,
13852 scale_bbs_frequencies_gcov_type): Declare.
13853 * cfg.c (RDIV): New macro.
13854 (update_bb_frequency_for_threading): Fix.
13855 * basic-block.h (scale_bbs_frequencies_int,
13856 scale_bbs_frequencies_gcov_type): New.
13857 * cfgloopmanip.c (scale_bbs_frequencies): Kill.
13858 (scale_loop_frequencies, duplicate_loop_to_header_edge): Use
13859 scale_bbs_frequencies_int.
13860 * tree-ssa-loop-ch.c (copy_loop_headers): Fix profiling info.
13862 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13864 * config/m32r/m32r-protos.h: Remove the prototypes for
13865 call_address_operand, symbolic_operand, seth_add3_operand,
13866 cmp_int16_operand, uint16_operand, reg_or_int16_operand,
13867 reg_or_uint16_operand, reg_or_cmp_int16_operand,
13868 two_insn_const_operand, move_src_operand,
13869 move_double_src_operand, move_dest_operand,
13870 eqne_comparison_operator, signed_comparison_operator,
13871 large_insn_p, conditional_move_operand, carry_compare_operand,
13872 m32r_block_immediate_operand, extend_operand,
13873 reg_or_eq_int16_operand, int8_operand, and
13874 reg_or_zero_operand.
13875 * config/m32r/m32r.c (call_address_operand, symbolic_operand,
13876 seth_add3_operand, int8_operand, cmp_int16_operand,
13877 uint16_operand, reg_or_int16_operand, reg_or_uint16_operand,
13878 reg_or_eq_int16_operand, reg_or_cmp_int16_operand,
13879 reg_or_zero_operand, two_insn_const_operand, move_src_operand,
13880 move_double_src_operand, move_dest_operand,
13881 eqne_comparison_operator, signed_comparison_operator,
13882 extend_operand, small_insn_p, large_insn_p,
13883 conditional_move_operand, carry_compare_operand,
13884 m32r_block_immediate_operand): Move to predicates.md.
13885 (MAX_MOVE_BYTES): Move to m32r.h.
13886 * config/m32r/m32r.h (PREDICATE_CODES): Remove.
13887 * config/m32r/m32r.md: Include predicates.md.
13888 * config/m32r/predicates.md: New.
13890 * config/pa/pa-protos.h: Add prototypes for magic_milli and
13892 * config/pa/pa.c (reg_or_0_operand, call_operand_address,
13893 symbolic_operand, symbolic_memory_operand,
13894 reg_or_0_or_nonsymb_mem_operand, reg_before_reload_operand,
13895 indexed_memory_operand, move_dest_operand, move_src_operand,
13896 prefetch_cc_operand, prefetch_nocc_operand,
13897 reg_or_cint_move_operand, pic_label_operand, fp_reg_operand,
13898 arith_operand, arith11_operand, pre_cint_operand,
13899 post_cint_operan, arith_double_operand, ireg_or_int5_operand,
13900 ireg_operand, int5_operand, uint5_operand, int11_operand,
13901 uint32_operand, arith5_operand, and_operand, ior_operand,
13902 lhs_lshift_operand, lhs_lshift_cint_operand, arith32_operand,
13903 pc_or_label_operand, div_operand, plus_xor_ior_operator,
13904 shadd_operand, movb_comparison_operator,
13905 cmpib_comparison_operator): Move to predicates.md.
13906 (magic_milli, shadd_constant_p): Make it extern.
13907 * config/pa/pa.h (PREDICATE_CODES): Remove.
13908 * config/pa/pa.md: Include predicates.md.
13909 * config/pa/predicates.md: New.
13911 * config/v850/v850.h (PREDICATE_CODES): Remove a nonexistent
13914 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13916 * hooks.c, hooks.h, intl.c, opts.h, prefix.c, tree-gimple.c,
13917 config/alpha/ev4.md, config/alpha/ev5.md, config/alpha/ev6.md,
13918 config/alpha/freebsd.h, config/alpha/linux.h,
13919 config/alpha/netbsd.h, config/alpha/osf5.h,
13920 config/alpha/vms.h, config/arc/arc.c, config/arc/arc.h,
13921 config/h8300/h8300-protos.h, config/h8300/h8300.c,
13922 config/h8300/h8300.h, config/ia64/unwind-ia64.c,
13923 doc/cppopts.texi: Update copyright.
13925 2005-03-18 Jan Hubicka <jh@suse.cz>
13927 PR middle-end/20225
13928 * cgraph.c (cgraph_mark_reachable_node): Assert that it is not called
13930 * varasm.c (find_decl_and_mark_needed): Mark needed only when not
13933 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13935 * tree-into-ssa.c (find_idf): Use VEC_quick_push instead of
13938 2005-03-18 Paolo Bonzini <bonzini@gnu.org>
13940 * combine.c (gen_binary): Remove.
13941 (known_cond, simplify_shift_const, find_split_point,
13942 combine_simplify_rtx, simplify_if_then_else, simplify_set,
13943 simplify_logical, expand_field_assignment, extract_left_shift,
13944 force_to_mode, if_then_else_cond, apply_distributive_law,
13945 simplify_and_const_int, simplify_shift_const, gen_lowpart_for_combine,
13946 simplify_comparison, reversed_comparison): Replace with
13947 simplify_gen_binary, simplify_gen_relational or
13948 distribute_and_simplify_rtx.
13949 (distribute_and_simplify_rtx): New function.
13951 2005-03-18 Alexey Neyman <alex.neyman@auriga.ru>
13952 Paolo Bonzini <gcc.gnu.org>
13954 * calls.c (setjmp_call_p, special_function_p): Update comments
13955 at the head of the functions.
13957 2005-03-18 Jan Hubicka <jh@suse.cz>
13959 * tree-cfg.c (fold_cond_expr_cond): Use boolean types for condition.
13961 * cgraph.c (cgraph_remove_node): Avoid loop in code deciding whether
13962 function body should be released; do not proactively release function
13963 bodies in non-unit-at-a-time mode.
13965 2005-03-18 Ralf Corsepius <ralf.corsepius@rtems.org>
13967 * config/i386/t-rtems-i386 (MULTILIBS): Remove k6, athlon,
13968 mno-fp-ret-in-387 multilib variants.
13970 2005-03-18 Richard Sandiford <rsandifo@redhat.com>
13972 * common.opt (m): Remove.
13973 * opts.c (handle_option): Pass 'm' options to set_target_switch if
13974 table lookup fails.
13975 (common_handle_option): Remove OPT_m case.
13977 2005-03-18 Kazu Hirata <kazu@cs.umass.edu>
13979 * builtins.c (fold_builtin_bitop): Take decomposed arguments
13981 (fold_builtin_1): Update a call to fold_builtin_bitop.
13983 * builtins.c (fold_builtin_signbit): Take decomposed arguments
13985 (fold_builtin_1): Update a call to fold_builtin_signbit.
13987 2005-03-17 Dorit Naishlos <dorit@il.ibm.com>
13989 PR tree-optimization/20474
13990 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Check the
13991 size_type of the relevant pointer. Check for COMPLETE_TYPE_P.
13993 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
13995 * config/h8300/h8300-protos.h: Remove prototypes for
13996 general_operand_src, general_operand_dst, single_one_operand,
13997 single_zero_operand, call_insn_operand,
13998 two_insn_adds_subs_operand, small_call_insn_operand,
13999 jump_address_operand, bit_operand, bit_memory_operand,
14000 stack_pointer_operand, const_int_gt_2_operand,
14001 const_int_ge_8_operand, const_int_qi_operand,
14002 const_int_hi_operand, incdec_operand, bit_operator,
14003 nshift_operator, eqne_operator, gtle_operator,
14004 gtuleu_operator, iorxor_operator.
14005 Add prototypes for h8sx_shift_type h8sx_classify_shift and
14006 h8300_ldm_stm_parallel.
14007 * config/h8300/h8300.c (h8sx_shift_type,): Move to
14009 (SYMBOL_FLAG_FUNCVEC_FUNCTION, SYMBOL_FLAG_EIGHTBIT_DATA,
14010 SYMBOL_FLAG_TINY_DATA): Move to h8300.h.
14011 (h8300_ldm_stm_parallel): Make it extern.
14012 (h8300_ldm_parallel, h8300_stm_parallel,
14013 h8300_return_parallel, general_operand_src,
14014 general_operand_dst, h8300_dst_operand, h8300_src_operand,
14015 nibble_operand, reg_or_nibble_operand, single_one_operand,
14016 single_zero_operand, call_insn_operand,
14017 two_insn_adds_subs_operand, small_call_insn_operand,
14018 jump_address_operand, bit_operand, bit_memory_operand,
14019 stack_pointer_operand, const_int_gt_2_operand,
14020 const_int_ge_8_operand, const_int_qi_operand,
14021 const_int_hi_operand, incdec_operand, eqne_operator,
14022 gtle_operator, gtuleu_operator, iorxor_operator, bit_operator,
14023 h8sx_binary_memory_operator, h8sx_unary_memory_operator,
14024 h8sx_unary_shift_operator, h8sx_binary_shift_operator,
14025 nshift_operator): Move to predicates.md.
14026 * config/h8300/h8300.h (PREDICATE_CODES): Remove.
14027 * config/h8300/h8300.md: Include predicates.md.
14028 * config/h8300/predicates.md: New.
14030 2005-03-17 Richard Henderson <rth@redhat.com>
14032 * config.gcc (ia64*-*-hpux*): Add extra_options.
14033 * config/ia64/hpux.h (SUBTARGET_SWITCHES): Remove.
14034 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
14035 * config/ia64/ia64.c (ia64_fixed_range_string): Remove.
14036 (ia64_tls_size_string, ia64_tune_string): Remove.
14037 (ia64_tune): Init to PROCESSOR_ITANIUM2.
14038 (TARGET_DEFAULT_TARGET_FLAGS): New.
14039 (TARGET_HANDLE_OPTION): New.
14040 (ia64_override_options): Move options parsing ...
14041 (ia64_handle_option): ... here. New.
14042 * config/ia64/ia64.h (target_flags, MASK_BIG_ENDIAN, MASK_GNU_AS,
14043 MASK_GNU_LD, MASK_NO_PIC, MASK_VOL_ASM_STOP, MASK_ILP32,
14044 MASK_REG_NAMES, MASK_NO_SDATA, MASK_CONST_GP, MASK_AUTO_PIC,
14045 MASK_INLINE_FLOAT_DIV_LAT, MASK_INLINE_FLOAT_DIV_THR,
14046 MASK_INLINE_INT_DIV_LAT, MASK_INLINE_INT_DIV_THR,
14047 MASK_INLINE_SQRT_LAT, MASK_INLINE_SQRT_THR, MASK_DWARF2_ASM,
14048 MASK_EARLY_STOP_BITS, TARGET_BIG_ENDIAN, TARGET_GNU_AS, TARGET_GNU_LD,
14049 TARGET_NO_PIC, TARGET_VOL_ASM_STOP, TARGET_ILP32, TARGET_REG_NAMES,
14050 TARGET_NO_SDATA, TARGET_CONST_GP, TARGET_AUTO_PIC,
14051 TARGET_INLINE_FLOAT_DIV_LAT, TARGET_INLINE_FLOAT_DIV_THR,
14052 TARGET_INLINE_INT_DIV_LAT, TARGET_INLINE_INT_DIV_THR,
14053 TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_INT_DIV, TARGET_INLINE_SQRT_LAT,
14054 TARGET_INLINE_SQRT_THR, TARGET_INLINE_SQRT, TARGET_DWARF2_ASM,
14055 TARGET_EARLY_STOP_BITS): Remove.
14056 (TARGET_ILP32): Default false.
14057 (TARGET_SWITCHES, SUBTARGET_SWITCHES, TARGET_OPTIONS): Remove.
14058 (enum ia64_inline_type): New.
14059 (TARGET_DEFAULT): Remove MASK_INLINE_FLOAT_DIV_THR.
14060 * config/ia64/ia64.md: Update for new definitions of
14061 TARGET_INLINE_INT_DIV, TARGET_INLINE_FLOAT_DIV, TARGET_INLINE_SQRT.
14062 * config/ia64/ia64.opt: New file.
14063 * config/ia64/ilp32.opt: New file.
14065 2005-03-17 H.J. Lu <hongjiu.lu@intel.com>
14068 * config/ia64/unwind-ia64.c (_Unwind_FindTableEntry): Removed.
14070 2005-03-17 Kazu Hirata <kazu@cs.umass.edu>
14072 * config/h8300/h8300.c (h8300_init_once): Use MASK_H8300S_1
14073 instead of MASK_H8300S.
14074 * config/h8300/h8300.h (target_flags, MASK_H8300S, MASK_MAC,
14075 MASK_INT32, MASK_ADDRESSES, MASK_QUICKCALL, MASK_SLOWBYTE,
14076 MASK_NORMAL_MODE, MASK_RELAX, MASK_H8300H, MASK_ALIGN_300,
14077 MASK_H8300SX, TARGET_INT32, TARGET_ADDRESSES,
14078 TARGET_QUICKCALL, TARGET_SLOWBYTE, TARGET_H8300H,
14079 TARGET_H8300XS, TARGET_NORMAL_MODE, TARGET_ALIGN_300,
14080 TARGET_SWITCHES): Remove.
14081 (TARGET_H8300S): Redefine interms of TARGET_H8300S_1 and
14083 * config/h8300/h8300.opt: New.
14085 * config/alpha/alpha.opt, config/arc/arc.opt,
14086 config/h8300/h8300.opt, config/mips/mips.opt: Add copyright
14089 2005-03-17 Ian Lance Taylor <ian@airs.com>
14093 2005-03-17 Richard Sandiford <rsandifo@redhat.com>
14095 * config/arc/arc.c (arc_cpu_string): Make static. Default to "base"
14096 (arc_text_string, arc_data_string, arc_rodata_string): Make static.
14097 (TARGET_HANDLE_OPTION): Override default.
14098 (arc_handle_option): New function.
14099 (arc_init): Remove code to set arch_cpu_string.
14100 * config/arc/arc.h (target_flags, TARGET_MASK_MANGLE_CPU)
14101 (TARGET_MANGLE_CPU, TARGET_MASK_MANGLE_CPU_LIBGCC)
14102 (TARGET_MANGLE_CPU_LIBGCC, TARGET_MASK_ALIGN_LOOPS, TARGET_ALIGN_LOOPS)
14103 (TARGET_MASK_BIG_ENDIAN, TARGET_BIG_ENDIAN, TARGET_MASK_NO_COND_EXEC)
14104 (TARGET_NO_COND_EXEC, TARGET_SWITCHES, TARGET_DEFAULT)
14105 (SUBTARGET_SWITCHES, arc_cpu_string, arc_text_string, arc_data_string)
14106 (arc_rodata_string, TARGET_OPTIONS): Delete.
14107 * config/arc/arc.opt: New file.
14109 2005-03-17 Richard Henderson <rth@redhat.com>
14111 * doc/extend.texi (Weak Pragmas): New section.
14112 (attribute alias): Clarify that target must be in the same
14115 2005-03-17 Richard Henderson <rth@redhat.com>
14117 * config/alpha/alpha.opt: New file.
14118 * config/alpha/alpha.c (alpha_tune): New. Rename all existing uses
14120 (alpha_cpu_string, alpha_tune_string, alpha_tp_string,
14121 alpha_fprm_string, alpha_fptm_string): Make static.
14122 (alpha_tls_size_string): Remove.
14123 (alpha_handle_option): New.
14124 (override_options): Update for alpha_cpu/alpha_tune split.
14125 (alpha_file_start): Likewise.
14126 (TARGET_DEFAULT_TARGET_FLAGS): New.
14127 (TARGET_HANDLE_OPTION): New.
14128 * config/alpha/alpha.h (alpha_tune): Declare.
14129 (MASK_FP, MASK_FPREGS, TARGET_FPREGS, MASK_GAS, TARGET_GAS,
14130 MASK_IEEE_CONFORMANT, TARGET_IEEE_CONFORMANT, MASK_IEEE, TARGET_IEEE,
14131 MASK_IEEE_WITH_INEXACT, TARGET_IEEE_WITH_INEXACT, MASK_BUILD_CONSTANTS,
14132 TARGET_BUILD_CONSTANTS, MASK_FLOAT_VAX, TARGET_FLOAT_VAX, MASK_BWX,
14133 TARGET_BWX, MASK_MAX, TARGET_MAX, MASK_FIX, TARGET_FIX, MASK_CIX,
14134 TARGET_CIX, MASK_EXPLICIT_RELOCS, TARGET_EXPLICIT_RELOCS,
14135 MASK_SMALL_DATA, TARGET_SMALL_DATA, MASK_TLS_KERNEL, TARGET_TLS_KERNEL,
14136 MASK_SMALL_TEXT, TARGET_SMALL_TEXT, MASK_LONG_DOUBLE_128,
14137 TARGET_LONG_DOUBLE_128, MASK_CPU_EV5, TARGET_CPU_EV5, MASK_CPU_EV6,
14138 TARGET_CPU_EV6, MASK_SUPPORT_ARCH): Remove.
14139 (TARGET_SWITCHES, TARGET_OPTIONS): Remove.
14140 (TARGET_DEFAULT): Remove MASK_FP.
14141 (TARGET_FP): Redefined based on TARGET_SOFT_FP.
14142 (TARGET_SUPPORT_ARCH): Default on if HAVE_AS_EXPLICIT_RELOCS.
14143 (alpha_cpu_string, alpha_tune_string, alpha_fprm_string,
14144 alpha_fptm_string, alpha_tp_string, alpha_mlat_string,
14145 alpha_tls_size_string): Remove.
14146 * config/alpha/alpha.md (prefetch): Use alpha_cpu.
14147 (attribute tune): Rename from attribute cpu.
14148 * config/alpha/ev4.md: Update to match.
14149 * config/alpha/ev5.md, config/alpha/ev6.md: Likewise.
14150 * config/alpha/freebsd.h (TARGET_DEFAULT): Remove MASK_FP.
14151 * config/alpha/linux.h (TARGET_DEFAULT): Likewise.
14152 * config/alpha/netbsd.h (TARGET_DEFAULT): Likewise.
14153 * config/alpha/osf5.h (TARGET_DEFAULT): Likewise.
14154 * config/alpha/vms.h (TARGET_DEFAULT): Likewise.
14156 2005-03-16 James E. Wilson <wilson@specifixinc.com>
14158 * config/ia64/ia64.c (issue_nops_and_insn): Check first_insn attribute,
14159 and return without creating new state if before_nops_num is nonzero.
14160 * config/ia64/ia64.md (first_insn): New attribute.
14161 (alloc): Set it to yes.
14163 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14165 * tree-vectorizer.c (new_vec_stmt_info): Initialize
14166 STMT_VINFO_SUBVARS to NULL.
14167 * tree-vect-analyze.c (vect_analyze_data_refs): Ditto.
14169 2005-03-16 Dale Johannesen <dalej@apple.com>
14171 * rtlanal.c (find_first_parameter_load): Rewrite to
14172 return actual first param load or the call if none,
14173 instead of first in block, when not all loads exist.
14175 2005-03-16 Roger Sayle <roger@eyesopen.com>
14177 * optabs.c (expand_copysign_absneg): Make static.
14178 * optabs.h (expand_copysign_absneg): Delete prototype.
14179 * config/rs6000/rs6000.md (copysigntf3): Delete pattern.
14181 2005-03-16 Richard Henderson <rth@redhat.com>
14183 PR middle-end/15700
14184 * varasm.c (struct alias_pair): Rename from struct output_def_pair.
14185 (alias_pairs): Rename from output_defs.
14186 (find_decl_and_mark_needed): Split out from assemble_alias.
14187 (do_assemble_alias): New.
14188 (assemble_output_def): Remove.
14189 (finish_aliases_1, finish_aliases_2): New.
14190 (process_pending_assemble_output_defs): Remove.
14191 (assemble_alias): Defer aliases for which we don't yet have a
14192 non-external decl for the target symbol.
14193 * passes.c (rest_of_decl_compilation): Register variables with cgraph.
14194 * cgraphunit.c (cgraph_finalize_compilation_unit): Use finish_aliases_1.
14195 * toplev.c (compile_file): Use finish_aliases_2 instead of
14196 process_pending_assemble_output_defs.
14197 * tree.h (finish_aliases_1, finish_aliases_2): Declare.
14198 (process_pending_assemble_output_defs): Remove.
14200 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14202 Fix PR tree-optimization/20489
14204 * tree-ssa-alias.c (push_fields_onto_fieldstack): DTRT
14205 for empty structures.
14207 2005-03-16 Daniel Berlin <dberlin@dberlin.org>
14209 Fix PR tree-optimization/20490
14211 * tree-ssa-pre.c (create_expression_by_pieces): Use
14212 force_gimple_operand on result of fold.
14214 2005-03-16 Andrew Pinski <pinskia@physics.uc.edu>
14216 * config/i386/emmintrin.h (_mm_extract_epi16): Correct the number
14217 of closing parenthesis.
14219 2005-03-16 Kazu Hirata <kazu@cs.umass.edu>
14221 * builtins.c (expand_movstr): Update a call to
14222 fold_builtin_strcpy.
14223 (expand_builtin_strncpy): Update a call to
14224 fold_builtin_strncpy.
14225 (fold_builtin_strcpy, fold_builtin_strncpy): Take decomosed
14226 arguments of CALL_EXPR.
14227 (fold_builtin_1): Update calls to fold_builtin_strcpy and
14228 fold_builtin_strncpy.
14229 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
14230 * tree.h: Update the prototypes of fold_builtin_strcpy and
14231 fold_builtin_strncpy.
14233 2005-03-16 Steven Bosscher <stevenb@suse.de>
14234 Dorit Naishlos <dorit@il.ibm.com>
14236 * tree-vect-analyze.c (vect_enhance_data_refs_alignment): Copy
14237 UNITS_PER_SIMD_WORD to a local variable to avoid a "division by zero"
14240 2005-03-16 Steven Bosscher <stevenb@suse.de>
14242 * tree-inline.c (walk_type_fields, walk_tree,
14243 walk_tree_without_duplicates): Move from here...
14244 * tree.c: ...to here.
14246 2005-03-15 Zack Weinberg <zack@codesourcery.com>
14248 * BASE-VER, DATESTAMP, DEV-PHASE: New files.
14249 * Makefile.in (gcc_version, gcc_version_trigger, ): Delete.
14250 (BASEVER, DEVPHASE, DATESTAMP, BASEVER_c, DEVPHASE_c, DATESTAMP_c)
14251 (BASEVER_s, DEVPHASE_s, DATESTAMP_s): New variables.
14252 (version): Define using $(BASEVER_c).
14253 (Makefile, config.status, build/gcov-iov.o): No longer depends on
14255 (version.o): Depend on version files; add custom generation command.
14256 (prefix.o): Define BASEVER on command line.
14257 (s-iov): Depend on version files; adjust command.
14258 (TEXI_CPP_FILES, TEX_IGCC_FILES, TEXI_GCCINT_FILES, TEXI_CPPINT_FILES):
14260 (gcc-vers.texi): New rule.
14261 (doc/%.info, doc/%.dvi): Add -I . to command line.
14262 (doc/gccinstall.dvi): Likewise.
14263 (PACKAGE): Delete. All uses replaced with "gcc".
14264 * aclocal.m4: Do not include gcc-version.m4.
14265 * configure.ac: Do not invoke TL_AC_GCC_VERSION.
14266 Do not AC_SUBST nor AC_DEFINE PACKAGE or VERSION.
14267 Set is_release based on contents of DEV-PHASE.
14268 Set gcc_version based on contents of BASE-VER.
14269 Define WIN32_REGISTRY_KEY only if the user overrode the default.
14270 * config.in, configure: Regenerate.
14271 * gccbug.in: Determine version of GCC in use at runtime.
14272 * gcov-iov.c: Get version number and development phase from
14273 command line, not by including version.c.
14274 * intl.c: Replace all uses of PACKAGE with "gcc".
14275 * libada-mk.in: Delete unused "gcc_version" variable.
14276 * prefix.c: Default WIN32_REGISTRY_KEY to BASEVER.
14277 * version.c: (VERSUFFIX): New hook for redistributors; adjust
14278 commentary to match.
14279 (version_string): Put together from pieces.
14280 * config/alpha/x-vms: Do not use $(gcc_version).
14281 * config/i386/t-nwld: Likewise.
14282 * doc/include/gcc-common.texi: Include gcc-vers.texi for
14283 version-GCC and DEVELOPMENT.
14285 2005-03-15 Roger Sayle <roger@eyesopen.com>
14287 PR tree-optimization/17454
14288 * tree.c (tree_size): Add case for TREE_BINFO.
14289 * fold-const.c (fold_checksum_tree): Only clear the overloaded
14290 field TYPE_CACHED_VALUES if TYPE_CACHED_VALUES_P is set.
14292 2005-03-15 Roger Sayle <roger@eyesopen.com>
14294 * optabs.c (expand_doubleword_mult): Avoid clobbering op0 and
14295 op1 whilst expanding the signed widenening multiply variant.
14297 2005-03-15 Richard Sandiford <rsandifo@redhat.com>
14299 * toplev.c (display_target_options): Avoid unused variable warning if
14300 TARGET_SWITCHES and TARGET_OPTIONS are both undefined.
14301 * config/mips/mips.c (mips_arch_string, mips_tune_string): Make static.
14302 (mips_isa_string, mips_abi_string, mips_fix_vr4130_string): Delete.
14303 (mips_isa): Initialize to MIPS_ABI_DEFAULT.
14304 (mips_isa_info): New variable.
14305 (mips_parse_cpu): Remove the first argument and leave the caller
14307 (TARGET_HANDLE_OPTION): Override default.
14308 (mips_handle_option): New function. Move option validation code from...
14309 (override_options): ...here. Update calls to mips_parse_cpu.
14310 * config/mips/mips.h (mips_arch_string, mips_tune_string)
14311 (mips_isa_string, mips_abi_string, TARGET_OPTIONS)
14312 (SUBTARGET_TARGET_OPTIONS): Delete.
14313 * config/mips/mips.opt (mabi=, march=, mflush-func=, mips)
14314 (mno-flush-func, mtune=): New options.
14316 2005-03-15 Roger Sayle <roger@eyesopen.com>
14317 Richard Henderson <rth@redhat.com>
14319 * real.c (c4x_single_format, c4x_extended_format): Provide values
14320 for signbit_ro for c4x's single and extended floating point formats.
14321 * optabs.c (expand_copysign): Use the floating point format's
14322 signbit_ro for expanding via expand_copysign_absneg, and it's
14323 signbit_rw field for expanding via expand_copysign_bit.
14325 2005-03-15 Dorit Naishlos <dorit@il.ibm.com>
14327 * tree-vectorizer.h (unknown_alignment_for_access_p): Replaced by
14328 known_alignment_for_access_p.
14329 (known_alignment_for_access_p): New.
14330 (do_peeling_for_alignment): Field made int instead of bool and renamed
14331 to peeling_for_alignment.
14332 (LOOP_DO_PEELING_FOR_ALIGNMENT): Renamed to LOOP_PEELING_FOR_ALIGNMENT.
14333 * tree-vect-analyze.c (vect_determine_vectorization_factor): New. This
14334 functionality used to be in vect_analyze_operations.
14335 (vect_analyze_operations): Code to determine vectorization factor was
14336 moved to vect_determine_vectorization_factor.
14337 (vect_enhance_data_refs_alignment): Update to correct alignment when it
14338 is known instead of -1. Set LOOP_PEELING_FOR_ALIGNMENT to peeling
14340 (vect_analyze_loop): Call vect_determine_vectorization_factor (used to
14341 be part of vect_analyze_operations).
14342 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Use fold when
14343 creating the guard condition, as the number of iterations may be
14345 (slpeel_tree_peel_loop_to_edge): Use new name of
14346 LOOP_DO_PEELING_FOR_ALIGNMENT. Set it to 0 instead of false.
14347 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Handle known
14348 alignment case more efficiently. Use LOOP_PEELING_FOR_ALIGNMENT.
14349 (vect_do_peeling_for_alignment): Use fold.
14350 (vect_transform_loop): Use new name of LOOP_DO_PEELING_FOR_ALIGNMENT.
14352 (vect_update_inits_of_dr): Renamed to
14353 vect_update_init_of_dr.
14354 (vect_update_inits_of_drs): Use new name of vect_update_inits_of_dr.
14355 (vectorizable_store): Fix assertion to use == instead of =.
14357 2005-03-15 Daniel Jacobowitz <dan@codesourcery.com>
14359 * config/arm/arm.h (CONDITIONAL_REGISTER_USAGE): Don't clear
14360 call_used_regs for wCG registers.
14362 2005-03-15 Ulrich Weigand <uweigand@de.ibm.com>
14364 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
14365 for non-offsettable memory references to cope with outstanding reload
14366 replacements, take 2.
14368 2005-03-15 Uros Bizjak <uros@kss-loka.si>
14371 * config/i386/i386.h (x86_fisttp): New.
14372 (TARGET_FISTTP): New macro.
14373 * config/i386/i386.c (x86_fisttp): Set for NOCONA.
14374 (output_fix_trunc): Add fisttp parameter. Generate fisttp x87
14375 instruction when fisttp flag is set.
14376 * config/i386/i386-protos.h (output_fix_trunc): Change declaration.
14378 * config/i386/i386.md (type attribute): Add fisttp.
14379 (unit attribute): Set to i387 for fisttp type.
14380 (X87MODEF, X87MODEI, SSEMODEF, SSEMODEI24): New mode macros.
14381 (fix_truncxfdi2, fix_truncxfsi2): Generate fisttp patterns for
14383 (fix_truncdfdi2, fix_truncsfdi2, fix_truncdfsi2, fix_truncsfsi2):
14384 Generate fisttp patterns for TARGET_FISTTP. Implement using mode
14386 (fix_truncxfhi2, fix_truncdfhi2, fix_truncsfhi2): Generate fisttp
14387 patterns for TARGET_FISTTP. Enable patterns for
14388 (TARGET_FISTTP && !TARGET_SSE_MATH). Implement using mode macros.
14389 (fix_trunc<mode>_i387_fisttp_1, fix_trunc<mode>_i387_fisttp,
14390 fix_trunc<mode>_i387_fisttp_with_temp): New instruction patterns to
14391 implement fisttp x87 insn.
14392 (fix_trunc*_i387_fisttp splitters): New patterns.
14393 (*fix_truncdi_i387, *fix_truncsi_i387, *fix_trunchi_i387):
14394 Rename to *fix_trunc<mode>_i387_1. Implement using mode macros.
14395 Disable patterns for TARGET_FISTTP. Add comment about FLAGS_REG
14397 (fix_truncdi_memory, fix_truncdi_nomemory, fix_trunchi_nomemory):
14398 Rename to fix_trunc<mode>_i387 and fix_trunc<mode>_i387_with_temp.
14399 Implement using mode macros. Disable patterns for TARGET_FISTTP.
14400 (fix_truncsi_memory, fix_truncsi_nomemory, fix_trunchi_memory,
14401 fix_trunchi_nomemory): Rename to fix_trunc<mode>_i387 and
14402 fix_trunc<mode>_i387_with_temp. Implement using mode macros.
14403 Disable patterns for TARGET_FISTTP.
14404 (fix_trunc*_i387 splitters): Implement usign mode macros.
14405 (fix_truncdfdi_sse, fix_truncsfdi_sse, fix_truncdfsi_sse,
14406 fix_truncsfsi_sse): Disable for (TARGET_FISTTP && !TARGET_SSE_MATH).
14407 (fix_trunx*_sse peephole2s): Implement using mode macros.
14409 2005-03-15 J"orn Rennecke <joern.rennecke@st.com>
14411 PR rtl-optimization/20291
14412 * combine.c (try_combine): If splitting fails, re-try with
14413 original combined pattern, i.e. before clobber stripping.
14415 2005-03-14 Eric Christopher <echristo@redhat.com>
14417 * config/mips/mips.h (DWARF_CIE_DATA_ALIGNMENT): Change for
14418 STACK_GROWS_DOWNWARD.
14420 2005-03-14 Roger Sayle <roger@eyesopen.com>
14422 * real.h (struct real_format): Split the signbit field into two
14423 two fields, signbit_ro and signbit_rw.
14424 * real.c (ieee_single_format, mips_single_format, ieee_double_format,
14425 mips_double_format, ieee_extended_motorola_format,
14426 ieee_extended_intel_96_format, ieee_extended_intel_96_round_53_format,
14427 ieee_extended_intel_128_format, ibm_extended_format,
14428 mips_extended_format, ieee_quad_format, mips_quad_format,
14429 vax_f_format, vax_d_format, vax_g_format, i370_single_format,
14430 i370_double_format, c4x_single_format, c4x_extended_format,
14431 real_internal_format): Update initializers for new field.
14432 * builtins.c (expand_builtin_signbit): Use signbit_ro field of the
14433 real_format structure.
14434 * optabs.c (expand_absneg_bit, expand_copysign): Use signbit_rw
14435 field of the real_format structure.
14437 2005-03-14 Daniel Berlin <dberlin@dberlin.org>
14439 Fix PR tree-optimization/20458
14441 * tree-flow-inline.h (mark_call_clobbered): Don't fiddle
14442 DECL_EXTERNAL on STRUCT_FIELD tags.
14443 (clear_call_clobbered): Ditto.
14444 * tree-ssa-operands.c (note_addressable): Make sure the original
14445 variable doesn't slip into the addressable list if we have
14447 * tree-tailcall.c (suitable_for_tail_opt_p): Look at STRUCT_FIELD
14450 2005-03-14 Geoffrey Keating <geoffk@apple.com>
14452 * doc/cppopts.texi (-fexec-charset): Add concept index entry.
14453 (-fwide-exec-charset): Likewise.
14454 (-finput-charset): Likewise.
14455 * doc/invoke.texi (Warning Options): Document -Wnormalized=.
14456 * c-opts.c (c_common_handle_option): Handle -Wnormalized=.
14457 * c.opt (Wnormalized): New.
14459 2005-03-14 Devang Patel <dpatel@apple.com>
14461 * doc/invoke.texi: Add reference to Visibility document.
14463 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14465 * config.gcc (mips*-*-*): Rename MASK_SPLIT_ADDRS to
14466 MASK_SPLIT_ADDRESSES.
14467 * config/mips/mips.h (target_flags, mips_fix_vr4130_string): Delete.
14468 (MASK_INT64, MASK_LONG64, MASK_SPLIT_ADDR, MASK_NO_FUSED_MADD)
14469 (MASK_EXPLICIT_RELOCS, MASK_MEMCPY, MASK_SOFT_FLOAT)
14470 (MASK_FLOAT64, MASK_ABICALLS, MASK_XGOT, MASK_LONG_CALLS)
14471 (MASK_64BIT, MASK_EMBEDDED_DATA, MASK_BIG_ENDIAN)
14472 (MASK_SINGLE_FLOAT, MASK_MAD, MASK_4300_MUL_FIX, MASK_MIPS16)
14473 (MASK_NO_CHECK_ZERO_DIV, MASK_BRANCHLIKELY)
14474 (MASK_UNINIT_CONST_IN_RODATA, MASK_FIX_R4000, MASK_FIX_R4400)
14475 (MASK_FIX_SB1, MASK_FIX_VR4120, MASK_VR4130_ALIGN)
14476 (MASK_FP_EXCEPTIONS, MASK_DIVIDE_BREAKS, MASK_PAIRED_SINGLE)
14477 (MASK_MIPS3D, MASK_SYM32, MASK_DEBUG, MASK_DEBUG_D)
14478 (MASK_MIPS_TFILE, TARGET_INT64, TARGET_LONG64, TARGET_FLOAT64)
14479 (TARGET_64BIT, TARGET_SPLIT_ADDRESSES, TARGET_DEBUG_MODE)
14480 (TARGET_DEBUG_D_MODE, TARGET_MEMCPY, TARGET_ABICALLS)
14481 (TARGET_XGOT, TARGET_SOFT_FLOAT, TARGET_HARD_FLOAT)
14482 (TARGET_LONG_CALLS, TARGET_EMBEDDED_DATA)
14483 (TARGET_UNINIT_CONST_IN_RODATA, TARGET_BIG_ENDIAN)
14484 (TARGET_SINGLE_FLOAT, TARGET_DOUBLE_FLOAT, TARGET_MAD)
14485 (TARGET_FUSED_MADD, TARGET_4300_MUL_FIX, TARGET_CHECK_ZERO_DIV)
14486 (TARGET_DIVIDE_TRAPS, TARGET_BRANCHLIKELY, TARGET_FIX_SB1)
14487 (TARGET_FIX_R4000, TARGET_FIX_R4400, TARGET_FIX_VR4120)
14488 (TARGET_FIX_VR4130, TARGET_VR4130_ALIGN, TARGET_FP_EXCEPTIONS)
14489 (TARGET_PAIRED_SINGLE_FLOAT, TARGET_MIPS3D, TARGET_SYM32)
14490 (TARGET_EXPLICIT_RELOCS): Delete.
14491 (TARGET_SWITCHES, SUBTARGET_TARGET_SWITCHES): Delete.
14492 (TARGET_OPTIONS): Remove entry for -mfix-vr4130.
14493 * config/mips/mips.c (TARGET_DEFAULT_TARGET_FLAGS): Define.
14494 (override_options): Set MASK_LONG64 if -mint64 is given and no
14495 -mlongXX option is. Complain about -mint64 -mlong32.
14496 (override_options, CMP_BUILTINS, mips_bdesc, sb1_desc): Rename
14497 MASK_PAIRED_SINGLE to MASK_PAIRED_SINGLE_FLOAT.
14498 * config/mips/mips.opt: New file.
14500 2005-03-14 Richard Sandiford <rsandifo@redhat.com>
14502 * config.gcc (extra_options): New variable for listing option files.
14503 Add ${cpu_type}/${cpu_type}.opt to it if that file exists.
14504 * configure.ac (extra_opt_files): New AC_SUBST variable.
14505 (tm_file_list, tm_include_list): Include options.h first.
14506 * configure: Regenerate.
14507 * Makefile.in (extra_opt_files, ALL_OPT_FILES): New variables.
14508 (s-options): Use $(ALL_OPT_FILES) instead of $(lang_opt_files)
14509 (s-options-h): New rule.
14510 (options.h): Depend on it.
14511 (TEXI_GCCINT_FILES): Add options.texi.
14512 * hooks.h (hook_bool_size_t_constcharptr_int_true): Declare.
14513 * hooks.c (hook_bool_size_t_constcharptr_int_true): New function.
14514 * target.h (gcc_target): Add default_target_flags and handle_option.
14515 * target-def.h (TARGET_DEFAULT_TARGET_FLAGS)
14516 (TARGET_HANDLE_OPTION): New macros.
14517 (TARGET_INITIALIZER): Include them.
14518 * opt-functions.awk (opt_args, nth_arg): New functions.
14519 (switch_flags): Handle the "Target" flag.
14520 (var_args): Delete.
14521 (var_name): Use opt_args and nth_arg.
14522 (var_set, var_ref): Likewise. Handle "Mask" and "InverseMask".
14523 * opth-gen.awk: Declare target_flags. Declare MASK_* and TARGET_*
14524 macros for the "Mask" and "InverseMask" options.
14525 * opts.h (cl_var_cond): New enum.
14526 (cl_option): Replace the "has_set_value" and "set_value" fields with
14527 "var_cond" and "var_value".
14528 (CL_TARGET): New macro.
14529 (option_enabled, print_filtered_help): Declare.
14530 (decode_options): Move definition.
14531 * opts.c (handle_option): Search for the original option before
14532 removing any "no-" prefix. Handle CL_TARGET. Adjust for the new
14533 var_cond and var_value fields. Use targetm.handle_option to handle
14535 (decode_options): Set target_flags to targetm.default_target_flags.
14536 (print_filtered_help): Make global. Handle CL_TARGET.
14537 (option_enabled): New function.
14538 * toplev.c (target_switches): Guard with #ifdef TARGET_SWITCHES.
14539 (display_target_options, set_target_switch, print_switch_values)
14540 (default_pch_valid_p): Guard uses of target_switches with
14541 #ifdef TARGET_SWITCHES. Also...
14542 (display_target_options): Display the CL_TARGET entries in cl_options.
14543 (set_target_option): Don't complain about the "" option when
14544 TARGET_SWITCHES is undefined.
14545 (print_switch_values): Use option_enabled.
14546 (default_pch_valid_p): Check cl_options[] when looking for something
14547 that has changed the value of target_flags.
14548 * c.opt: Remove documentation from top of file.
14549 * doc/gccint.texi: Add an "Options" chapter. Include options.texi.
14550 * doc/sourecebuild.texi: Refer to the new options documentation
14551 instead of c.opt. Document machine-specific .opt files.
14552 * doc/tm.texi (target_flags): Say that this variable is declared
14554 (TARGET_DEFAULT_TARGET_FLAGS, TARGET_HANDLE_OPTION): Document.
14555 (TARGET_SWITCHES, TARGET_OPTIONS): Refer to the option files as
14557 * doc/options.texi: New file.
14559 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14561 PR middle-end/18628
14562 * cse.c (fold_rtx_mem): Don't fold a load from a jumptable into a
14565 2005-03-14 Alexandre Oliva <aoliva@redhat.com>
14568 * gimplify.c (gimplify_cond_expr): Add fallback argument. Use a
14569 temporary variable of pointer type if an lvalues is required.
14570 (gimplify_modify_expr_rhs): Request an rvalue from it.
14571 (gimplify_expr): Pass fallback on.
14573 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14575 * cfgbuild.c: Update comments.
14577 2005-03-14 Roger Sayle <roger@eyesopen.com>
14579 PR rtl-optimization/17236
14580 * optabs.c (expand_doubleword_mult): New helper function split out
14581 from expand_binop. Permute the order in which instructions are
14582 emitted to minimize the number of simultaneously live registers.
14583 (expand_binop): Call expand_doubleword_mult to synthesize a double
14584 word multiplication.
14586 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14588 * basic-block.h: Update the prototypes of cached_make_edge and
14590 * cfg.c (cached_make_edge): Take edge_cache representing one
14591 row of the adjacency matrix of edges.
14592 * cfgbuild.c (make_label_edge, rtl_make_eh_edge): Likewise.
14593 (make_edges): Initialize edge_cache to represent one row of
14594 the adjacency matrix of edges.
14596 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14598 * tree-ssa-phiopt.c (minmax_replacement, blocks_in_phiopt_order):
14600 (tree_ssa_phiopt): Use blocks_in_phiopt_order and minmax_replacement.
14601 Remove unused removed_phis variable.
14602 (conditional_replacement): Use build1/build2.
14603 (abs_replacement): Use last_and_only_stmt and build1/build2.
14605 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14607 * builtin-attrs.def (ATTR_NOVOPS, ATTR_NOVOPS_LIST,
14608 ATTR_PURE_NOTHROW_NOVOPS_LIST): New.
14609 * builtins.def (ATTR_MATHFN_FPROUNDING): Use NOVOPS.
14610 (BUILT_IN_PREFETCH): Set the NOVOPS attribute.
14611 * c-common.c (handle_novops_attribute): New function.
14612 (c_common_attribute_table): Add "no vops" entry.
14613 * c-decl.c (merge_decls): Copy DECL_IS_NOVOPS.
14614 * calls.c (flags_from_decl_or_type): Set ECF_NOVOPS.
14615 * tree-ssa-operands.c (get_call_expr_operands): Do not
14616 create virtual operands for calls with ECF_NOVOPS flag.
14617 * tree.h (DECL_IS_NOVOPS): New macro.
14618 (struct tree_decl): Add novops_flag.
14619 (ECF_NOVOPS): New constant.
14621 2005-03-14 Uros Bizjak <uros@kss-loka.si>
14624 * config/i386/i386.c (x86_use_himode_fiop): New.
14625 (x86_use_simode_fiop): Rename from x86_use_fiop.
14626 * config/i386/i386.h (x86_use_himode_fiop): Declare.
14627 (TARGET_USE_HIMODE_FIOP): New.
14628 (x86_use_simode_fiop): Rename from x86_use_fiop.
14629 (TARGET_USE_SIMODE_FIOP): Rename from TARGET_USE_FIOP.
14631 * config/i386/i386.md (X87MODEI12): New mode macro define.
14632 (*cmpfp_<mode>): Rename from *cmpfp_si. Use X87MODEI12 mode macro
14633 to implement x87 FP compare with HImode input operands.
14634 (*fp_jcc_8<mode>_387, splitter): Rename from *fp_jcc_8_387.
14635 Use X87MODEI12 mode macro to handle HImode input operands.
14636 (*fop_sf_2<mode>_i387, *fop_sf_3<mode>_i387, *fop_df_2<mode>_i387,
14637 *fop_df_3<mode>_i387, *fop_xf_2<mode>_i387, *fop_xf_3<mode>_i387):
14638 Renamed from *fop_sf_2_i387, *fop_sf_3_i387, *fop_df_2_i387,
14639 *fop_df_3_i387, *fop_xf_2_i387, *fop_xf_3_i387. Use X87MODEI12 mode
14640 macro to implement x87 operators with HImode input operands.
14641 (fop splitters): Use X87MODEI12 mode macro to handle HImode
14644 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14646 * tree-cfg.c (find_taken_edge_cond_expr): Use zero_p instead of
14648 * tree-gimple.c (is_gimple_min_invariant): Consider overflowed
14649 constants invariant.
14651 2005-03-14 Zdenek Dvorak <dvorakz@suse.cz>
14653 * basic-block.h (BB_VISITED): Removed.
14654 * cfganal.c (dfs_enumerate_from): Do not use BB_VISITED flag.
14656 2005-03-14 Falk Hueffner <falk@debian.org>
14659 * config/alpha/alpha.c (alpha_fold_builtin_cmpbge): Fix typo.
14661 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14663 * ggc-zone.c: Fix comment typos.
14665 * alloc-pool.c, except.h, ggc-common.c, ggc-zone.c, ggc.h,
14666 stringpool.c, config/mips/mips-protos.h: Update copyright.
14668 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14670 * config/rs6000/rs6000-protos.h: Replace "struct rtx_def *"
14671 throughout with its typedef, "rtx".
14672 * config/rs6000/rs6000.c: Likewise. Formatting fixes.
14673 (rs6000_tls_symbol_ref_1): Remove inline keyword.
14674 * config/rs6000/rs6000.h (REG_ALLOC_ORDER): Formatting. Reorder
14675 regs in comment to match code.
14677 2005-03-14 Kazu Hirata <kazu@cs.umass.edu>
14679 * except.c (check_handled): Make it static.
14680 * except.h: Remove the corresponding prototype.
14682 * function.c (get_func_frame_size): Make it static.
14683 * function.h: Remove the corresponding type.
14685 * regclass.c (reg_class_superclasses, reg_class_subclasses):
14687 * hard-reg-set.h: Remove the corresponding declarations.
14689 * tree-cfg.c (verify_stmts): Check that
14690 bb_for_stmt (stmt) == bb for every PHI node and statement.
14692 2005-03-14 Alan Modra <amodra@bigpond.net.au>
14694 * config.gcc: Remove excess indentation.
14695 (powerpc*-*-*, rs6000-*-*): Accept --with-cpu/tune power5 and 8548.
14697 2005-03-13 Roger Sayle <roger@eyesopen.com>
14699 PR middle-end/19331
14700 * tree.c (get_unwidened): Treat CONVERT_EXPR and NOP_EXPR identically.
14701 * fold-const.c (fold_sign_changed_comparison): Likewise.
14702 (fold_binary): Optimize comparisons against widened operands if
14703 the extension is represented by a CONVERT_EXPR, same as a NOP_EXPR.
14705 2005-03-13 Eric Botcazou <ebotcazou@libertysurf.fr>
14707 * config/sparc/sparc.c (struct_value_alias_set): New global variable.
14708 (sparc_override_options): Initialize it.
14709 (sparc_struct_value_rtx): Set it on the MEM to be returned.
14711 2005-03-13 David Edelsohn <edelsohn@gnu.org>
14713 * config/rs6000/predicates.md (mem_or_easy_const_operand): Delete.
14714 (reg_or_none500mem_operand): New predicate.
14715 (zero_reg_mem_operand): New predicate.
14716 * config/rs6000/rs6000.md (extendsfdf2): Change operand1 predicate
14717 to reg_or_none500mem_operand.
14718 (extendsfdf2_fpr): Add MEM alternative.
14719 (extenddftf2_internal): Change operand2 predicate to
14720 zero_reg_mem_operand.
14722 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14724 * ggc-zone.c: Rewritten.
14726 * alloc-pool.c (dump_alloc_pool_statistics): Don't print statistics
14728 * configure.ac: Define GGC_ZONE for --with-gc=zone.
14729 * config.in: Regenerated.
14730 * configure: Regenerated.
14731 * gengtype.c (write_types_process_field, write_func_for_structure):
14732 Pass new argument to gt_pch_note_object.
14733 * ggc-common.c (struct ptr_data): Add TYPE.
14734 (gt_pch_note_object): Take TYPE argument and save it.
14735 (call_count): Update call to ggc_pch_count_object.
14736 (call_alloc): Update call to ggc_pch_alloc_object.
14737 (gt_pch_save): Call ggc_pch_prepare_write after paddng the PCH
14739 * ggc-none.c (rtl_zone, garbage_zone, ggc_alloc_zone_stat): Delete.
14740 * ggc-page.c (rtl_zone, tree_zone, garbage_zone)
14741 (ggc_alloc_zone_stat): Delete.
14742 (ggc_pch_count_object, ggc_pch_alloc_object): Add TYPE argument.
14743 * ggc.h (gt_pch_note_object, ggc_pch_count_object)
14744 (ggc_pch_alloc_object): Update prototypes.
14745 (garbage_zone): Delete.
14746 (tree_zone, rtl_zone, ggc_alloc_zone_stat, ggc_alloc_zone): Move to
14747 GGC_ZONE conditional. Update. Change tree_zone and rtl_zone into
14749 (tree_id_zone): New variable.
14750 (ggc_alloc_cleared_zone): Remove unused.
14751 (ggc_alloc_zone): Define.
14752 (ggc_alloc_rtvec, ggc_alloc_tree): Update to use ggc_alloc_zone.
14753 * rtl.c (rtx_alloc_stat, shallow_copy_rtx_stat): Use
14754 ggc_alloc_zone_stat.
14755 * stringpool.c (gt_pch_n_S): Update call to gt_pch_note_object.
14756 * tree.c (copy_node_stat, make_tree_binfo_stat, make_tree_vec_stat)
14757 (tree_cons_stat, build1_stat): Update call to ggc_alloc_zone_stat.
14758 (make_node_stat): Likewise. Use tree_id_zone.
14760 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14761 Joseph S. Myers <joseph@codesourcery.com>
14763 * configure.ac: Check for MIPS TLS.
14764 * configure: Regenerated.
14765 * config/mips/mips-protos.h (enum mips_symbol_type): Add
14766 SYMBOL_TLS, SYMBOL_TLSGD, SYMBOL_TLSLDM, SYMBOL_DTPREL,
14767 SYMBOL_GOTTPREL, and SYMBOL_TPREL.
14768 * config/mips/mips.c (mips_regno_to_class): Handle V1_REG.
14769 (TARGET_HAVE_TLS, TARGET_CANNOT_FORCE_CONST_MEM): Define.
14770 (mips_classify_symbol, mips_symbolic_constant_p)
14771 (mips_symbolic_address_p, mips_symbol_insns): Handle TLS symbols.
14772 (mips_tls_operand_p, mips_call_tls_get_addr)
14773 (mips_legitimize_tls_address, mips_cannot_force_const_mem)
14774 (mips_tls_symbol_ref_1): New functions.
14775 (mips_legitimize_address, mips_legitimize_const_move): Call
14776 mips_legitimize_tls_address.
14777 (override_options): Handle V1_REG and TLS symbols. Disable TLS
14779 * config/mips/mips.h (enum reg_class, REG_CLASS_NAMES)
14780 (REG_CLASS_CONTENTS, GR_REG_CLASS_P): Include V1_REG.
14781 (mips_char_to_class): Document V1_REG.
14782 (HAVE_AS_TLS): Provide default.
14783 * config/mips/mips.md (UNSPEC_TLS_LDM, UNSPEC_TLS_GET_TP): New
14785 (load_got<mode>): Renamed from *load_got<mode>. Allow when
14787 (tls_get_tp_<mode>): New instruction.
14789 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14791 * configure.ac: Update checks for target tools.
14792 * configure: Regenerated.
14794 2005-03-13 Daniel Jacobowitz <dan@codesourcery.com>
14796 * varasm.c (decl_tls_model): Check flag_shlib instead of flag_pic.
14798 2005-03-13 Roger Sayle <roger@eyesopen.com>
14800 * expmed.c (expand_mult): Use synthetic multiplication sequences for
14801 more classes of DImode multiplication by constant. Allow both
14802 multiplication by small negative constants (by performing a
14803 multiplication by a positive constant and negating the result) and
14804 multiplications by large powers of two, by using a left shift.
14806 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14808 * tree-into-ssa.c (find_idf): Speed up by putting the indexes
14809 of basic blocks into work_stack.
14811 * builtin-attrs.def, c-lex.c, c-pragma.h, reg-stack.c,
14812 config/mips/vr.h: Update copyright.
14814 * c-decl.c (c_init_decl_processing): Remove useless calls to
14815 build_function_type.
14817 * builtins.c (fold_trunc_transparent_mathfn,
14818 fold_fixed_mathfn, fold_builtin_atan, fold_builtin_trunc,
14819 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
14820 fold_builtin_lround, fold_builtin_bitop, fold_builtin_memcpy,
14821 fold_builtin_strcpy, fold_builtin_strncpy,
14822 fold_builtin_signbit): Use TYPE (TYPE (fndecl)) instead of
14825 * builtins.c (expand_builtin_mathfn_3): Remove local variable
14828 * lambda-code.c (lambda_compute_auxillary_space): Remove local
14829 variable determinant.
14831 * tree-cfg.c (group_case_labels): Remove local variable type.
14833 * tree-ssa-live.c (build_tree_conflict_graph): Remove local
14836 * tree-ssa-phiopt.c (value_replacement): Remove local variable
14839 2005-03-13 Andy Hutchinson <HutchinsonAndy@netscape.net>
14842 * config/avr/avr.md (movmemhi): Rewrite as RTL loop.
14843 (*movmemqi_insn): Delete.
14844 (*movmemhi): Delete.
14846 2005-03-13 Kazu Hirata <kazu@cs.umass.edu>
14848 * builtins.c (fold_builtin_classify): Take decomposed
14849 arguments of CALL_EXPR.
14850 (fold_builtin_1): Update a call to fold_builtin_classify.
14852 2005-03-13 Joseph S. Myers <joseph@codesourcery.com>
14855 * c-parser.c (c_parser_struct_or_union_specifier): Don't fall
14856 through into call to parser_xref_tag after parse error.
14857 (c_parser_struct_declaration): Consistently return NULL_TREE on
14860 2005-03-12 Daniel Berlin <dberlin@dberlin.org>
14862 * tree-flow-inline.h (ref_contains_array_ref): New function.
14863 (lookup_subvars_for_var): Ditto.
14864 (get_subvars_for_var): Ditto.
14865 (var_can_have_subvars): Ditto.
14867 * tree-flow.h (mem_tag_kind): Add STRUCT_FIELD.
14868 (struct subvar): New type.
14870 * tree-dfa.c (okay_component_ref_for_subvars): New function.
14872 * tree-optimize.c (init_tree_optimization_passes): Call
14873 pass_create_structure_vars.
14875 * tree-ssa-alias.c: Include vec.h.
14876 (init_alias_info): Don't auto-clear call clobbered on struct-field
14878 (compute_flow_insensitive_aliasing): Handle subvars.
14879 (group_aliases): Handle STRUCT_FIELD aliases.
14880 (setup_pointers_and_addressables): Ditto.
14881 Don't mark variables non-addressable if they still have
14882 addressable subvars.
14883 Also mark subvars addressable when the real variable is marked
14885 (add_pointed_to_var): Try to prune the pointed-to set by only
14886 pointing to subvars when possible.
14887 Otherwise, make sure we set addresses_needed and pt_vars to
14888 properly include subvars.
14889 (bitpos_of_field): New function.
14890 (push_fields_onto_fieldstack): Ditto.
14891 (get_or_create_used_part_for): Ditto.
14892 (create_overlap_variables_for): Ditto.
14893 (find_used_portions): Ditto.
14894 (create_structure_vars): Ditto.
14895 (pass_create_structure_vars): New structure.
14897 * tree-ssa-operands.c (finalize_ssa_v_must_defs): Remove assert.
14898 (get_expr_operands): Handle subvars. Also try to turn
14899 COMPONENT_REF accesses into must-defs now that we can accurately
14901 (note_addressable): Try to only mark as addressable those subvars
14902 we know a COMPONENT_REF touches.
14903 (overlap_subvar): New function.
14905 * tree-vect-analyze.c (vect_object_analysis): Add new parameter.
14906 Handle subvar storing.
14907 (vect_address_analysis): Update caller of vect_object_analysis.
14909 * tree-vect-transform.c (vect_create_data_ref_ptr): Copy subvars.
14911 * tree-vectorizer.h (struct _stmt_vec_info): Add subvars member.
14912 (STMT_VINFO_SUBVARS): New macro.
14914 * common.opts: add flag_tree_salias.
14916 * opts.c (decode_options): flag_tree_salias defaults to on.
14918 * doc/invoke.texi: Document fdump-tree-svars and -ftree-salias.
14920 * doc/tree-ssa.texi: Document structural alias analysis.
14922 2005-03-12 Steven Bosscher <stevenb@suse.de>
14924 * tree-cfg.c (make_goto_expr_edges): Don't use error_mark_node.
14925 * tree-ssa-dce.c (mark_stmt_necessary): Don't check for it.
14926 * tree-ssa-operands.c (get_expr_operands): Likewise.
14927 (get_expr_operands): Likewise for ERROR_MARK.
14929 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
14931 * tree-ssa.c (kill_redundant_phi_nodes): Remove local variable
14934 * tree-ssa-phiopt.c (tree_ssa_phiopt): Remove local variable
14937 * tree-ssa-pre.c (compute_avail): Remove local variable val.
14938 (mark_operand_necessary): Remove local variable ver.
14940 * tree-vect-transform.c (vect_get_new_vect_var): Remove local
14941 variable prefix_len.
14943 * value-prof.c (mod_subtract_transform): Remove local variable
14946 * builtins.c (fold_builtin_exponent): Take decomposed
14947 arguments of CALL_EXPR.
14948 (fold_builtin_1): Update a call to fold_builtin_exponent.
14950 * builtins.c (fold_builtin_logarithm): Take decomposed
14951 arguments of CALL_EXPR.
14952 (fold_builtin_1): Update a call to fold_builtin_logarithm.
14954 * c-decl.c (c_init_decl_processing): Remove local variables
14955 ptr_ftype_void and ptr_ftype_ptr.
14957 * gimplify.c (gimplify_expr): Remove local variables r0 and
14960 * reg-stack.c (move_for_stack_reg): Remove local variable
14962 (compare_for_stack_reg): Remove local variable flags_user.
14963 (convert_regs_1): Remove local variable deleted.
14965 * tree-if-conv.c (tree_if_convert_cond_expr): Remove local
14967 (combine_blocks): Remove local variables exits and new_e.
14969 * tree-inline.c (expand_call_inline): Remove local variable
14972 * tree-ssa-live.c (create_ssa_var_map,
14973 calculate_live_on_entry): Remove local variable snn.
14975 2005-03-12 Geoffrey Keating <geoffk@apple.com>
14977 * c-lex.c (c_lex_with_flags): Add parameter to call to
14980 2005-03-11 Per Bothner <per@bothner.com>
14982 * c-tree.h (struct c_declarator): New id_loc field.
14983 * c-pragma.h (c_lex_with_flags): Take position reference.
14984 * c-lex.c (c_lex_with_flags): Set passed-in location from cpp token,
14985 iff USE_MAPPED_LOCATION. (Type doesn't match otherwise.)
14986 (c_lex): Pass dummy location to c_lex_with_flags.
14987 * c-parser.c (c_lex_one_token): Set c_token's location using
14988 c_lex_with_flags, instead of input_location, which might be "ahead".
14989 (c_parser_direct_declarator): Set declarator's id_loc from
14991 * c-decl.c (grokdeclarator): Set DECL_SOURCE_LOCATION from
14992 declarator's id_loc, rather than probably-imprecise input_location.
14993 (build_id_declarator): Initialize c_declarator's id_loc field.
14995 2005-03-11 Roger Sayle <roger@eyesopen.com>
14997 PR middle-end/20419
14998 * builtins.c (expand_builtin_signbit): Force the signbit's word
14999 into an integer register to avoid SUBREGs of floating point modes.
15001 2005-03-12 Kazu Hirata <kazu@cs.umass.edu>
15003 * cfglayout.c, loop-doloop.c, profile.c, target-def.h,
15004 target.h, targhooks.c, tracer.c, tree-ssa-loop-ch.c,
15005 tree-ssa-loop-unswitch.c, tree-ssa-loop.c, vec.c, vmsdbgout.c,
15006 config/m32r/m32r.md, config/xtensa/xtensa.h: Update copyright.
15008 2005-03-11 David Edelsohn <edelsohn@gnu.org>
15010 PR rtl-optimization/20306
15011 * expr.c (emit_move_complex): Set try_int false if mode is
15012 MODE_COMPLEX_FLOAT and mov_optab exists for inner mode. Only try
15013 emit_block_move if try_int is true.
15015 2005-03-11 Richard Henderson <rth@redhat.com>
15018 * config/i386/mmx.md (vec_dupv4hi): Fix predicate.
15019 * config/i386/i386.c (ix86_expand_vector_init_duplicate): Update
15022 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
15024 * config/mips/mips.h (mips_fix_vr4130_string): Declare.
15025 (TARGET_FIX_VR4130): New macro.
15026 (TARGET_OPTIONS): Add -mfix-vr4130.
15027 (ISA_HAS_MACCHI): New macro.
15028 (ASM_SPEC): Add -mfix-vr4130.
15029 * config/mips/mips.c (mips_fix_vr4130_string): New variable.
15030 (override_options): Handle mips_fix_vr4130_string.
15031 (mips_avoid_hazards): Clear all_noreorder_p
15032 if we're working around VR4130 errata and the macc alternatives
15034 * config/mips/mips.md (mfhilo_<mode>): Turn into a define_expand.
15035 (*mfhilo_<mode>, *mfhilo_<mode>_macc): New insns.
15036 * config/mips/vr.h (DEFAULT_VR_ARCH): Set to mfix-vr4130.
15037 (MULTILIB_DEFAULTS): Remove leading "march=".
15038 (DRIVER_SELF_SPECS): Likewise. Make -mfix-vr4130 imply -march=vr4130
15039 if no architecture option is given.
15040 * config/mips/t-vr (MULTILIB_OPTIONS): Use -mfix-vr4130 for the
15042 (MULTILIB_MATCHES): Map -march=vr4130 to the -mfix-vr4130 multilibs.
15043 * doc/invoke.texi: Document -mfix-vr4130.
15045 2005-03-11 Richard Sandiford <rsandifo@redhat.com>
15047 * config/mips/mips.c (override_options): Only warn about -mint64
15048 deprecation if TARGET_INT64.
15050 2005-03-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15052 * builtin-attrs.def (ATTR_NONNULL_LIST, ATTR_NOTHROW_NONNULL,
15053 ATTR_CONST_NOTHROW_NONNULL, ATTR_PURE_NOTHROW_NONNULL,
15054 ATTR_MALLOC_NOTHROW_NONNULL): New "nonnull" attribute lists which
15055 are non-specific regarding the nonnull parameter positions.
15056 (ATTR_NONNULL_1_2, ATTR_NONNULL_1_4, ATTR_NOTHROW_NONNULL_1_2,
15057 ATTR_NOTHROW_NONNULL_1_4, ATTR_CONST_NOTHROW_NONNULL_1,
15058 ATTR_PURE_NOTHROW_NONNULL_1, ATTR_PURE_NOTHROW_NONNULL_1_2,
15059 ATTR_MALLOC_NOTHROW_NONNULL_1): Delete.
15061 * builtins.def: Use the non-specific "nonnull" attibute lists.
15063 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
15065 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
15066 single_pred_edge, single_succ, single_pred): Improve comments.
15068 2005-03-11 Zdenek Dvorak <dvorakz@suse.cz>
15070 * basic-block.h (single_succ_p, single_pred_p, single_succ_edge,
15071 single_pred_edge, single_succ, single_pred): New inline functions.
15072 * bb-reorder.c (rotate_loop, find_traces_1_round,
15073 add_labels_and_missing_jumps, fix_up_fall_thru_edges,
15074 duplicate_computed_gotos): Use the single_succ/pred functions.
15075 * cfganal.c (forwarder_block_p): Ditto.
15076 * cfgbuild.c (compute_outgoing_frequencies): Ditto.
15077 * cfgcleanup.c (try_simplify_condjump, try_forward_edges,
15078 outgoing_edges_match, try_crossjump_to_edge, try_optimize_cfg,
15079 merge_seq_blocks): Ditto.
15080 * cfghooks.c (split_edge, tidy_fallthru_edges): Ditto.
15081 * cfglayout.c (fixup_reorder_chain): Ditto.
15082 * cfgloop.c (mark_single_exit_loops, update_latch_info,
15083 canonicalize_loop_headers, verify_loop_structure): Ditto.
15084 * cfgloopmanip.c (remove_path, unloop, loop_delete_branch_edge,
15085 mfb_update_loops, create_preheader, force_single_succ_latches,
15086 create_loop_notes): Ditto.
15087 * cfgrtl.c (rtl_can_merge_blocks, try_redirect_by_replacing_jump,
15088 force_nonfallthru_and_redirect, rtl_tidy_fallthru_edge,
15089 commit_one_edge_insertion, purge_dead_edges,
15090 cfg_layout_can_merge_blocks_p): Ditto.
15091 * except.c (sjlj_emit_function_enter): Ditto.
15092 * flow.c (init_propagate_block_info): Ditto.
15093 * function.c (thread_prologue_and_epilogue_insns): Ditto.
15094 * gcse.c (find_implicit_sets, bypass_conditional_jumps,
15095 insert_insn_end_bb): Ditto.
15096 * ifcvt.c (merge_if_block, find_if_block, find_if_case_1,
15097 find_if_case_2): Ditto.
15098 * lambda-code.c (perfect_nestify): Ditto.
15099 * lcm.c (optimize_mode_switching): Ditto.
15100 * loop-doloop.c (doloop_modify): Ditto.
15101 * loop-init.c (loop_optimizer_init): Ditto.
15102 * loop-iv.c (simplify_using_initial_values): Ditto.
15103 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
15104 * loop-unswitch.c (unswitch_loop): Ditto.
15105 * modulo-sched.c (generate_prolog_epilog): Ditto.
15106 * predict.c (combine_predictions_for_insn, estimate_probability,
15107 tree_estimate_probability, last_basic_block_p,
15108 estimate_bb_frequencies): Ditto.
15109 * profile.c (branch_prob): Ditto.
15110 * regrename.c (copyprop_hardreg_forward): Ditto.
15111 * sched-rgn.c (is_cfg_nonregular, find_rgns, update_live): Ditto.
15112 * tracer.c (layout_superblocks): Ditto.
15113 * tree-cfg.c (tree_can_merge_blocks_p, tree_merge_blocks,
15114 cfg_remove_useless_stmts_bb, cleanup_control_flow,
15115 cleanup_control_expr_graph, disband_implicit_edges,
15116 tree_find_edge_insert_loc, bsi_commit_edge_inserts,
15117 tree_verify_flow_info, tree_make_forwarder_block,
15118 tree_forwarder_block_p, remove_forwarder_block,
15119 remove_forwarder_block_with_phi, merge_phi_nodes): Ditto.
15120 * tree-if-conv.c (tree_if_conversion): Ditto.
15121 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
15122 * tree-ssa-dce.c (remove_dead_stmt): Ditto.
15123 * tree-ssa-dom.c (dom_opt_finalize_block): Ditto.
15124 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p,
15125 copy_loop_headers): Ditto.
15126 * tree-ssa-loop-im.c (loop_commit_inserts): Ditto.
15127 * tree-ssa-loop-ivopts.c (compute_phi_arg_on_exit): Ditto.
15128 * tree-ssa-loop-manip.c (split_loop_exit_edge, ip_normal_pos,
15129 lv_adjust_loop_entry_edge, tree_ssa_loop_version): Ditto.
15130 * tree-ssa-loop-niter.c (simplify_using_initial_conditions): Ditto.
15131 * tree-ssa-loop-unswitch.c (simplify_using_entry_checks): Ditto.
15132 * tree-ssa-phiopt.c (tree_ssa_phiopt, value_replacement): Ditto.
15133 * tree-ssa-pre.c (compute_antic_aux, insert_aux, init_pre): Ditto.
15134 * tree-ssa-threadupdate.c (redirect_edges): Ditto.
15135 * tree-tailcall.c (independent_of_stmt_p, find_tail_calls,
15136 eliminate_tail_call, tree_optimize_tail_calls_1): Ditto.
15137 * tree-vect-analyze.c (vect_analyze_loop_form): Ditto.
15138 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
15139 * tree-vectorizer.c (slpeel_update_phi_nodes_for_guard,
15140 slpeel_add_loop_guard): Ditto.
15142 2005-03-11 James A. Morrison <phython@gcc.gnu.org>
15144 PR tree-optimization/15784
15145 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15148 * stmt.c (expand_case): Don't change index_type. Convert minval
15149 to the proper type.
15151 PR tree-optimization/20130
15152 * fold-const.c (fold): Fold x * -1 into -x.
15154 2005-03-11 Kaz Kojima <kkojima@gcc.gnu.org>
15156 PR rtl-optimization/20331
15157 * rtlanal.c (modified_between_p): Check its address first for MEM.
15158 (modified_in_p): Likewise.
15160 2005-03-11 Joseph S. Myers <joseph@codesourcery.com>
15162 * config.gcc (hppa*64*-*-hpux11*): Use pa/t-hpux-shlib.
15164 2005-03-10 Steven Bosscher <stevenb@suse.de>
15166 * expr.c (expand_expr_real_1): If possible, use a conditional
15167 move for expanding MIN_EXPR and MAX_EXPR.
15168 Use temp for moving around rtx-en.
15170 2005-03-10 Andrew Pinski <pinskia@physics.uc.edu>
15173 * simplify-rtx.c (simplify_relational_operation_1): Fix typo - check the
15176 2005-03-10 Roger Sayle <roger@eyesopen.com>
15178 * builtins.c (expand_builtin_signbit): Extend to handle floating
15179 point modes wider than the largest integer type, using the
15180 operand_subword_force function to obtain the signbit's word.
15182 2005-03-10 Jakub Jelinek <jakub@redhat.com>
15185 * combine.c (try_combine): If recog_for_combine added CLOBBERs
15186 to NEWI2PAT, fail to combine if they are used by NEWPAT.
15188 2005-03-10 Aldy Hernandez <aldyh@redhat.com>
15190 * doc/invoke.texi: Add 8540 to list of cpus in rs6000 cpu section.
15192 2005-03-10 Kazu Hirata <kazu@cs.umass.edu>
15194 * tree-outof-ssa.c (analyze_edges_for_bb): Make the return
15196 (perform_edge_inserts): Unconditionally call
15197 free_dominator_info.
15199 * tree-outof-ssa.c (analyze_edges_for_bb): Update a comment.
15201 2005-03-10 Bob Wilson <bob.wilson@acm.org>
15203 * config/xtensa/xtensa.h (MEMBER_TYPE_FORCES_BLK): Define.
15205 2005-03-10 Nathan Sidwell <nathan@codesourcery.com>
15207 * bitmap.c (bitmap_copy): Remove manual loop unrolling.
15209 * value-prof.c (rtl_find_values_to_profile): Use gcc_assert and
15211 (rtl_register_value_prof_hooks,
15212 tree_value_profile_transformations,
15213 tree_register_value_prof_hooks): Likewise.
15214 * var-tracking.c (stack_adjust_offset_pre_post,
15215 variable_htab_free, variable_union, dataflow_set_different_2,
15216 count_uses, variable_was_changed, set_frame_base_location,
15217 set_variable_part, emit_note_insn_var_location, vt_emit_notes,
15218 vt_add_function_parameters): Likewise.
15219 * varasm.c (named_section_real, named_section, make_decl_rtl,
15220 asm_emit_uninitialised, assemble_integer, decode_addr_const,
15221 const_hash_1, compare_constant, copy_constant, force_const_mem,
15222 output_constant_pool_2, output_constant_pool_1, output_constant,
15223 output_constructor, make_decl_one_only, decl_tls_model,
15224 default_no_named_section, default_elf_select_section_1,
15225 default_unique_section_1): Likewise.
15226 * vec.c (vec_gc_o_reserve, vec_heap_o_reserve): Likewise.
15227 * vmsdbgout.c (addr_const_to_string): Likewise.
15230 * function.c (struct assign_parm_data_one): Remove last_named
15232 (assign_parm_find_data_types): Don't determine last_named.
15233 Reorder named_parm determination.
15234 (assign_parms): Only setup varargs on the last non-varadic
15237 2005-03-10 Kazuhiro Inaoka <inaoka.lazuhiro@renesas.com>
15239 * config/m32r/m32r.md (load_sda_base_32): New pattern. Loads
15240 sda base address on medium model.
15242 2005-03-10 Zdenek Dvorak <dvorakz@suse.cz>
15244 * Makefile.in (tree-optimize.o): Add CFGLOOP_H dependence.
15245 * cfgloop.c (flow_loop_nodes_find): Export.
15246 * cfgloop.h (flow_loop_nodes_find, fix_loop_structure):
15248 * cfgloopmanip.c (fix_loop_structure): New function.
15249 * predict.c (predict_loops): Clean up the loops information.
15250 * tree-cfg.c (cleanup_tree_cfg_loop): New function.
15251 (tree_can_merge_blocks_p, remove_bb, tree_forwarder_block_p): Respect
15253 * tree-flow.h (cleanup_tree_cfg_loop): Declare.
15254 (rewrite_into_loop_closed_ssa): Declaration changed.
15255 * tree-loop-linear.c (linear_transform_loops): Add argument to
15256 rewrite_into_loop_closed_ssa call.
15257 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
15258 * tree-ssa-loop-im.c (move_computations): Ditto.
15259 * tree-ssa-loop.c (tree_loop_optimizer_init): Ditto.
15260 * tree-vectorizer.c (vectorize_loops): Ditto.
15261 * tree-optimize.c: Include cfgloop.h.
15262 (execute_todo): Choose whether to call cleanup_tree_cfg or
15263 cleanup_tree_cfg_loop.
15264 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables,
15265 (tree_unroll_loops_completely): Enable cleanup_tree_cfg_loop call.
15266 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Enable
15267 cleanup_tree_cfg_loop call.
15268 * tree-ssa-loop-manip.c (find_uses_to_rename_bb): New function.
15269 (find_uses_to_rename, rewrite_into_loop_closed_ssa): Support
15270 work on part of cfg.
15272 2005-03-10 Jakub Jelinek <jakub@redhat.com>
15274 PR inline-asm/20314
15275 * gimplify.c (gimplify_asm_expr): Handle input/output constraints
15276 with multiple alternatives.
15278 * stmt.c (parse_output_constraint): Fix a typo.
15280 2005-03-09 Bob Wilson <bob.wilson@acm.org>
15282 * config/xtensa/xtensa.h (TRAMPOLINE_TEMPLATE): Use "no-transform"
15283 assembly directive instead of deprecated "no-generics".
15285 2005-03-09 Ulrich Weigand <uweigand@de.ibm.com>
15287 * config/s390/s390.c (s390_secondary_output_reload_class): Adapt check
15288 for non-offsettable memory references to cope with outstanding reload
15290 * config/s390/s390.md ("reload_outti"): Call find_replacement to
15291 avoid losing outstanding address reloads.
15292 ("reload_outdi", "reload_outdf"): Likewise.
15294 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15296 * builtins.c (fold_builtin_cbrt, fold_builtin_pow): Rearrange
15297 code. Add more cbrt transformations.
15299 2005-03-09 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15301 * fold-const.c (fold_unary_to_constant): Add FIX_ROUND_EXPR case.
15303 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15305 * fold-const.c (fold_unary, fold_binary, fold_ternary): Return
15306 NULL_TREE when a given tree is not simplified.
15307 (fold): Return the original tree when any of the functions
15308 mentioned above NULL_TREE.
15310 * fold-const.c (fold_unary, fold_binary): Take decomposed
15311 arguments, code, type, op0, and op1 in case of fold_binary.
15312 (fold): Update calls to fold_unary and fold_binary.
15314 2005-03-09 Roger Sayle <roger@eyesopen.com>
15316 * builtins.c (fold_builtin_unordered_cmp): Change prototype to take
15317 a fndecl and an arglist instead of a CALL_EXPR, exp.
15319 2005-03-09 Kazu Hirata <kazu@cs.umass.edu>
15321 * cfglayout.c (fixup_reorder_chain): Remove old_bb.
15323 * cfgrtl.c (cfg_layout_merge_blocks): Remove new_e.
15325 * expr.c (expand_assignment): Remove orig_to_rtx.
15327 * fold-const.c (int_const_binop): Remove no_overflow.
15329 * ifcvt.c (noce_emit_move_insn): Remove inmode.
15331 * loop-iv.c (get_biv_step_1): Remove lhs.
15333 * loop-unroll.c (analyze_insns_in_loop): Remove preheader.
15335 * real.c (real_nan): Remove neg.
15337 * function.c (thread_prologue_and_epilogue_insns): Remove i
15340 * tree-data-ref.c (array_base_name_differ_p): Remove ta and
15343 * tree-eh.c (tree_could_trap_p): Remove idx.
15345 * tree-into-ssa.c (ann): Remove ann.
15347 * tree-outof-ssa.c (num_nodes): Remove num_nodes.
15349 * tree-sra.c (decide_block_copy): Remove inst_count.
15351 * tree-ssa-alias.c (may_alias_p): Remove v_ann.
15353 * tree-ssa-loop-im.c (lhs): Remove.
15355 * cfgbuild.c (state, STATE, SET_STATE,
15356 BLOCK_USED_BY_TABLEJUMP, FULL_STATE): Move just before
15358 (make_edges): Speed up by skipping blocks with BLOCK_ORIGINAL.
15359 (find_basic_blocks): Set the state of each basic block to
15362 2005-03-08 Jeff Law <law@redhat.com>
15364 * tree-cfg.c (cleanup_control_flow): If removal of a computed
15365 goto results in the removal of edges in the CFG, then we need
15366 to recompute dominators.
15368 2005-03-09 Ben Elliston <bje@au.ibm.com>
15370 * c-common.c (c_do_switch_warnings): Comment fix.
15372 2005-03-08 Julian Brown <julian@codesourcery.com>
15374 * Patch from 2005-03-08 reverted for causing regressions and
15375 ppc-darwin bootstrap failure.
15377 2005-03-08 Fariborz Jahanian <fjahanian@apple.com>
15379 * config/rs6000/rs6000.c (invalid_arg_for_unprototyped_fn):
15380 Define the real function for ppc-darwin.
15381 * c-typeck.c (convert_arguments): Check for target-specific
15382 invalid argument call to unprototyped function.
15383 * target-def.h (TARGET_INVALID_ARG_FOR_UNPROTOTYPED_FN):
15385 * target.h (invalid_arg_for_unprototyped_fn): New field
15387 * targhooks.c (hook_invalid_arg_for_unprototyped_fn): New
15388 default target hook.
15389 * targhooks.h (hook_invalid_arg_for_unprototyped_fn):
15392 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15394 * c-typeck.c (constructor_stack, constructor_range_stack,
15395 initializer_stack): Make them static.
15397 * cfg.c (rbi_pool): Make it static.
15399 * gimple-low.c (lower_stmt_body): Make it static.
15400 * tree-flow.h: Remove the corresponding prototype. Don't
15401 declare lower_data.
15403 * sched-deps.c (cache_size): Make it static.
15405 * stor-layout.c (lang_adjust_rli): Make it static.
15407 2005-03-08 Julian Brown <julian@codesourcery.com>
15409 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
15410 from being used for symbols with vague linkage when
15411 HAVE_GAS_COMDAT_GROUP is true.
15413 2005-03-08 J"orn Rennecke <joern.rennecke@st.com>
15415 * jump.c (invert_jump_1): Don't call redirect_jump_1 with
15416 nlabel == JUMP_LABEL (jump).
15418 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15420 * c-common.c, c-opts.c, combine.c, cse.c, dojump.c,
15421 gimplify.c, tree-dfa.c, tree-ssa-loop-ivopts.c,
15422 tree-ssa-phiopt.c, tree-ssa-pre.c, tree-ssa-sink.c,
15423 tree-vect-analyze.c, tree.def, tree.h: Fix comment formatting.
15425 2005-03-08 Alexey Neyman <alex.neyman@auriga.ru>
15428 * calls.c (flags_from_decl_or_type): Handle eturns_twice' attribute.
15429 * c-common.c (handle_returns_twice): New function.
15430 (c_common_attribute_table): Declare eturns_twice' attribute.
15431 * doc/extend.texi: Document eturns_twice' attribute.
15432 * tree.h (DECL_IS_RETURNS_TWICE): New macro.
15433 (struct tree_decl): Add returns_twice_flag.
15435 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15437 * tree-ssa-phiopt.c: Fix a comment typo.
15439 * c-semantics.c, cfghooks.c, diagnostic.h, loop-iv.c,
15440 loop-unswitch.c, modulo-sched.c, stor-layout.c, tree-gimple.h,
15441 config/i386/cygwin1.c, doc/cfg.texi, doc/objc.texi: Update
15444 2005-03-08 Richard Henderson <rth@redhat.com>
15446 * config/alpha/alpha.c (code_for_builtin): Replace special-case
15447 builtin codes with ctzdi2, clzdi2, popcountdi2.
15448 (struct alpha_builtin_def): Add is_const.
15449 (zero_arg_builtins, one_arg_builtins, two_arg_builtins): Init it.
15450 (alpha_v8qi_u, alpha_v8qi_s, alpha_v4hi_u, alpha_v4hi_s): New.
15451 (alpha_init_builtins): Init them. Set nothrow and const attributes
15453 (alpha_fold_builtin_cmpbge, alpha_fold_builtin_zapnot,
15454 alpha_fold_builtin_extxx, alpha_fold_builtin_insxx,
15455 alpha_fold_builtin_mskxx, alpha_fold_builtin_umulh,
15456 alpha_fold_vector_minmax, alpha_fold_builtin_perr,
15457 alpha_fold_builtin_pklb, alpha_fold_builtin_pkwb,
15458 alpha_fold_builtin_unpkbl, alpha_fold_builtin_unpkbw,
15459 alpha_fold_builtin_cttz, alpha_fold_builtin_ctlz,
15460 alpha_fold_builtin_ctpop, alpha_fold_builtin): New.
15461 (TARGET_FOLD_BUILTIN): New.
15462 * config/alpha/alpha.md (UNSPEC_CTTZ): Remove.
15463 (UNSPEC_CTLZ, UNSPEC_CTPOP): Remove.
15465 (cttz, builtin_cttz, builtin_ctlz, builtin_ctpop): Remove.
15467 2005-03-08 Ira Rosen <irar@il.ibm.com>
15469 PR tree-optimization/20122
15470 * tree-vect-analyze.c (vect_object_analysis): Analyze initial
15471 condition of access function instead of base.
15473 2005-03-07 Jeff Law <law@redhat.com>
15474 Steven Bosscher <stevenb@suse.de>
15476 * tree-cfg.c (find_taken_edge_computed_goto): New function.
15477 (find_taken_edge): Call find_taken_edge_computed_goto as
15478 appropriate. Allow any gimple invariant rather than just
15479 INTEGER_CST for VAL.
15480 (cleanup_control_flow): Cleanup a computed goto which has turned
15481 into a simple goto.
15482 (tree_merge_blocks): If block B has any forced labels, move
15483 them to the start of block A.
15484 * tree-ssa-dom.c (thread_across_edge): Allow threading across
15485 computed gotos as well.
15486 * tree-ssa-threadupdate.c (remove_ctrl_stmt_and_useless_edges): Handle
15487 removal of unnecessary computed gotos too.
15488 (lookup_redirection_data): Fix type of INSERT argument. Callers
15491 2005-03-08 Kazu Hirata <kazu@cs.umass.edu>
15493 * tree-ssa-phiopt.c: Update copyright. Fix indentations.
15494 Remove trailing spaces.
15496 * gimplify.c (gimple_push_bind_expr, gimple_pop_bind_expr,
15497 unshare_all_trees): Make them static.
15498 * tree-gimple.h: Remove the corresponding prototypes.
15500 * diagnostic.h: Remove unused prototype
15501 debug_output_buffer.
15502 * modulo-sched.c: Remove unused prototype
15503 set_row_column_for_ps.
15505 * tree-ssa-phiopt.c (tree_ssa_phiopt,
15506 replace_phi_edge_with_variable): Remove unused variable i.
15508 2005-03-07 Per Bothner <per@bothner.com>
15510 * tree.h (DECL_IS_BUILTIN): Reverted my patch from earlier today.
15512 2005-03-06 Andrew Pinski <pinskia@physics.uc.edu>
15515 * tree-ssa-phiopt.c (tree_ssa_phiopt): Rewrite so we base the
15516 bbs on the COND_EXPR instead of the PHI_NODEs.
15517 (candidate_bb_for_phi_optimization): Remove.
15518 (replace_phi_with_stmt): Rename to ...
15519 (replace_phi_edge_with_variable): this and change so that we
15520 replace the phi argument instead of removing the PHI.
15521 (conditional_replacement): Change so we deal with PHI with more
15522 than two arguments.
15523 (value_replacement): Likewise.
15524 (abs_replacement): Likewise.
15526 2005-03-07 Aldy Hernandez <aldyh@redhat.com>
15528 * config/rs6000/rs6000-protos.h: Rename output_e500_flip_eq_bit to
15529 output_e500_flip_gt_bit.
15531 * config/rs6000/rs6000.c (print_operand): case D: Print out bit 31
15533 (rs6000_generate_compare): Fix logic to look at the correct bits.
15534 (output_e500_flip_eq_bit): Rename to output_e500_flip_gt_bit.
15536 (rs6000_emit_sCOND): Rename gen_e500_flip_eq_bit to
15537 gen_e500_flip_gt_bit. Rename gen_move_from_CR_eq_bit to
15538 gen_move_from_CR_gt_bit.
15540 * config/rs6000/rs6000.md ("move_from_CR_eq_bit"): Change bit
15541 ("move_from_CR_eq_bit"): Rename to move_from_CR_gt_bit.
15542 (UNSPEC_MV_CR_EQ): Rename to UNSPEC_MV_CR_GT.
15544 * config/rs6000/spe.md ("e500_cr_ior_compare"): New.
15545 (E500_CR_IOR_COMPARE): New constant.
15547 2005-03-08 Earl Chew <earl_chew@agilent.com>
15548 David Billinghurst <David.Billinghurst@riotinto.com>
15550 * config/i386/host-cygwin.c: New file to support precompiled
15552 * config/i386/x-cygwin: Use host-cygwin.c on cygwin host
15553 * config.host: Use above files for cygwin host.
15555 2005-03-07 David Edelsohn <edelsohn@gnu.org>
15557 * fold-const.c (fold_binary_op_with_conditional_arg): Fix typo
15558 ordering ops from earlier change.
15560 2005-03-07 Per Bothner <per@bothner.com>
15562 Various fixes to allow us to again build if --enable-mapped-location:
15563 * c-decl.c (finish_function): Use SET_EXPR_LOCATION instead of
15564 unavailable annotate_with_file_line, if USE_MAPPED_LOCATION.
15565 * tree-cfg.c (remove_bb): If USE_MAPPED_LOCATION, change type of
15566 local variable loc. Change logic appropriately.
15567 * tree-vect-transform.c (vect_finish_stmt_generation): Use
15568 EXPR_LOCATION rather than EXPR_LOCUS if USE_MAPPED_LOCATION.
15569 * c-parser.c (c_parser_for_statement): Initialize loc variable.
15570 * tree.h (DECL_IS_BUILTIN): Temporarily revert definition of
15571 DECL_IS_BUILTIN in the USE_MAPPED_LOCATION because of jc1 issues.
15573 2005-03-07 Richard Sandiford <rsandifo@redhat.com>
15575 PR rtl-optimization/19683
15576 * reload1.c (choose_reload_regs): Pass the number of bits, not the
15577 number of bytes, to smallest_int_for_mode. Fix arguments to
15578 REG_CANNOT_CHANGE_MODE_P.
15580 2005-03-07 Eric Botcazou <ebotcazou@libertysurf.fr>
15582 * reorg.c (relax_delay_slots): Check that the jump is
15583 conditional before trying to invert it.
15585 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15587 * bb-reorder.c (max_entry_frequency, max_entry_frequency):
15590 * calls (stack_arg_under_construction): Make it static.
15592 * flow.c (regs_live_at_setjmp): Make it static.
15593 * flow.h: Remove the corresponding prototype.
15595 * reload1.c (reload_startobj, reload_firstobj,
15596 something_needs_operands_changed, reload_inherited,
15597 reload_inheritance_insn, reload_override_in,
15598 reload_spill_index): Make them static.
15600 * recog.c (verify_changes): Make it static.
15601 * recog.h: Remove the corresponding prototype.
15603 * cfgbuild.c (find_sub_basic_blocks): Remove.
15604 * basic-block.h: Remove the corresponding prototype.
15605 * cfgexpand.c, cfgrtl.c: Don't mention find_sub_basic_blocks
15607 * doc/cfg.texi: Don't mention find_sub_basic_blocks.
15609 * tree-ssa-operands.c (check_build_stmt): Remove.
15611 * stor-layout.c (set_alignment): Remove.
15612 * tree.h: Remove the corresponding prototype.
15614 * tree-ssa-pre.c (has_abnormal_preds): Make it static.
15616 * tree-ssa-dce.c (control_dependence_map,
15617 visited_control_parents): Make them static.
15619 * cfghooks.c (verify_flow_info): Remove local variable
15622 * cfgrtl.c (rtl_verify_flow_info_1): Remove local variable
15625 * loop-unswitch.c (unswitch_loop): Remove local variable src.
15627 2005-03-07 David Billinghurst <David.Billinghurst@riotinto.com>
15629 * config/i386/cygwin1.c(mingw_scan): Use xstrdup in calls to putenv.
15631 2005-03-07 Joseph S. Myers <joseph@codesourcery.com>
15633 * config/ia64/hpux.h (LINK_SPEC): Add -z.
15634 * config/ia64/ia64.c (ia64_function_value): Return a REG not a
15635 PARALLEL for an empty structure.
15637 2005-03-07 Kazu Hirata <kazu@cs.umass.edu>
15639 * fold-const.c (fold_binary): Remove handling of RANGE_EXPR.
15641 * fold-const.c (fold_binary): Unroll the very first "for"
15644 2005-03-06 David Edelsohn <edelsohn@gnu.org>
15646 * config/rs6000/predicates.md (branch_comparison_operator): Remove
15647 redundant match_code test.
15648 (scc_comparison_operator): Swap match_operand and match_code
15650 (branch_positive_comparison_operator): Same.
15651 (trap_comparison_operator): Use comparison_operator and swap with
15654 2005-03-06 Marek Michalkiewicz <marekm@amelek.gda.pl>
15657 * config/avr/avr.c (print_operand): Add 'p' and 'r'.
15658 (out_movhi_r_mr): Read low byte of volatile MEM first.
15659 (out_movhi_mr_r): Write high byte of volatile MEM first.
15661 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15663 * cselib.c (reg_values, reg_values_size): Make them static.
15665 * cse.c (cse_reg_info_table): Make it static.
15667 * fold-const.c (fold_unary): Use build1 instead of copy_node.
15669 2005-03-06 Zdenek Dvorak <dvorakz@suse.cz>
15671 * cse.c (find_best_addr): Use canon_for_address.
15673 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15675 * cse.c (fold_rtx_subreg, fold_rtx_mem): New.
15676 (fold_rtx): Call fold_rtx_subreg and fold_rtx_mem to handle
15677 SUBREG and MEM, respectively.
15679 * fold-const.c (fold_binary): Use code instead of t.
15681 * fold-const.c (optimize_minmax_comparison): Take decomposed
15682 arguments code, type, op0, and op1 instead of t.
15683 (fold_binary): Update a call to optimize_minmax_comparison.
15685 * fold-const.c (fold_range_test): Take decomposed arguments
15686 code, type, op0, and op1 instead of t.
15687 (fold_binary): Update a call to fold_range_test.
15689 * fold-const.c (fold_binary_op_with_conditional_arg): Take
15690 decomposed arguments code, type, op0, and op1 instead of t.
15691 (fold_binary): Update a call to fold_range_test.
15693 2005-03-06 Kazu Hirata <kazu@cs.umass.edu>
15695 * fold-const.c (fold_binary): Avoid directly using the original
15696 expression t as much as possible.
15698 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15700 * c-semantics.c (build_stmt): Use TYPE_P instead of
15701 IS_NON_TYPE_CODE_CLASS.
15702 * tree.h (IS_NON_TYPE_CODE_CLASS): Remove.
15703 (NON_TYPE_CHECK): Use TYPE_P instead of
15704 IS_NON_TYPE_CODE_CLASS.
15706 * fold-const.c (fold): Remove handling of binary expressions.
15708 2005-03-05 James A. Morrison <phython@gcc.gnu.org>
15710 * doc/c-tree.texi: Wrap comments in @r{}.
15711 * doc/cpp.texi: Likewise.
15712 * doc/cppinternals.texi: Likewise.
15713 * doc/extend.texi: Likewise.
15714 * doc/md.texi: Likewise.
15715 * doc/objc.texi: Likewise.
15716 * doc/sourcebuild.texi: Likewise.
15717 * doc/tm.texi: Likewise.
15718 * doc/tree-ssa.texi
15720 2005-03-05 Kazu Hirata <kazu@cs.umass.edu>
15722 * predict.c (apply_return_prediction): Standardize PHI chain
15724 * tree-ssa.c (ssa_redirect_edge): Likewise.
15726 * genattrtab.c, genemit.c, genoutput.c, genrecog.c,
15727 gensupport.c, jump.c, tree-phinodes.c, unwind-dw2-fde-glibc.c:
15730 * tree-phinodes.c (remove_phi_node): Drop the last argument.
15731 * tree-flow.h: Adjust the prototype for remove_phi_node.
15732 * lambda-code.c (perfect_nestify): Adjust a call to
15735 (remove_phi_nodes_and_edges_for_unreachable_block): Likewise.
15736 * tree-outof-ssa.c (eliminate_virtual_phis, remove_ssa_form):
15738 * tree-ssa-dce.c (remove_dead_phis): Likewise.
15739 * tree-ssa-loop-ivopts.c (remove_statement): Likewise.
15740 * tree-ssa-pre.c (remove_dead_inserted_code): Likewise.
15741 * tree-ssa.c (kill_redundant_phi_nodes): Likewise.
15743 * combine.c (simplify_and_const_int): Use gen_int_mode instead
15744 of GEN_INT (trunc_int_for_mode (...)).
15745 * loop-iv.c (iv_number_of_iterations): Likewise.
15746 * postreload.c (reload_cse_move2add): Likewise.
15747 * simplify-rtx.c (simplify_const_unary_operation,
15748 simplify_const_binary_operation): Likewise.
15749 * stor-layout.c (get_mode_bounds): Likewise.
15751 * fold-const.c (fold_binary): New.
15752 (fold): Call fold_binary on binary expressions.
15754 2005-03-05 Richard Sandiford <rsandifo@redhat.com>
15756 * doc/invoke.texi: Document new MIPS -msym32 and -mno-sym32 options.
15757 * config/mips/mips.h (MASK_SYM32, TARGET_SYM32): New macros.
15758 (TARGET_SWITCHES): Add -msym32 and -mno-sym32.
15759 (ABI_HAS_64BIT_SYMBOLS): Set to false if TARGET_SYM32.
15760 (ASM_SPEC): Pass down -msym32 and -mno-sym32.
15762 2005-03-04 Devang Patel <dpatel@apple.com>
15764 PR tree-optimization/18815
15765 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
15766 loops with zero exit edges.
15768 2005-03-04 Devang Patel <dpatel@apple.com>
15770 * doc/invoke.texi: Remove reference to webpage that does not exist.
15772 2005-03-04 John David Anglin <dave.danglin@nrc-cnrc.gc.ca>
15773 Joseph S. Myers <joseph@codesourcery.com>
15776 * pa/elf.h, pa64-hpux.h, som.h (ASM_OUTPUT_EXTERNAL_REAL): Define.
15777 (ASM_OUTPUT_EXTERNAL): Call pa_hpux_asm_output_external.
15778 * pa-protos.h (pa_hpux_asm_output_external): Add prototype.
15779 * pa.c (get_plabel): Change argument to symbol_ref. Call
15780 maybe_get_identifier instead of get_identifier.
15781 (pa_hpux_asm_output_external, pa_hpux_file_end): New functions.
15782 (struct deferred_plabel): Replace name field with symbol field.
15783 (TARGET_ASM_FILE_END): Define as pa_hpux_file_end if
15784 ASM_OUTPUT_EXTERNAL_REAL is defined.
15785 (output_global_address): Use output_addr_const for output of all
15787 (output_deferred_plabels): Use symbol_ref instead of name for address
15789 * pa.h (SYMBOL_FLAG_REFERENCED, SYMBOL_REF_REFERENCED_P,
15790 ASM_OUTPUT_SYMBOL_REF): New macros.
15791 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Use assemble_name_raw. Update
15793 (ASM_WEAKEN_LABEL): Use targetm.asm_out.globalize_label to globalize
15796 2005-03-05 Joseph S. Myers <joseph@codesourcery.com>
15798 * config.gcc (hppa*64*-*-hpux11*): Use pa/pa-hpux1111.h for
15799 *-*-hpux11.[1-9]*, not just for *-*-hpux11.11.
15801 2005-03-04 Jeff Law <law@redhat.com>
15803 * basic-block.h (rediscover_loops_after_threading): Declare.
15804 * tree-ssa-dom.c: Include cfgloop.h.
15805 (tree_ssa_dominator_optimize): Discover loops and some basic
15806 properties. Remove forwarder blocks recreated by loop header
15807 canonicalization. Also mark backedges in the CFG.
15808 * tree-ssa-threadupdate.c: Include cfgloop.h
15809 (rediscover_loops_after_threading): Define.
15810 (struct local_info): New field, JUMP_THREADED.
15811 (prune_undesirable_thread_requests): New function.
15812 (redirect_edges): Clear EDGE_ABNORMAL. If edges were threaded
15813 then record that fact for the callers of redirct_edges.
15814 (thread_block): If BB has incoming backedges, then call
15815 prune_undesirable_thraed_requests. Note when we are
15816 going to have to rediscover loop information. Return a
15817 boolean indicating if any jumps were threaded.
15818 (thread_through_all_blocks): Bubble up boolean indicating
15819 if any jumps were threaded.
15820 * Makefile.in (tree-ssa-dom.o): Depend on cfgloop.h
15821 (tree-ssa-threadupdate.o): Similarly.
15823 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15825 * fold-const.c (fold_ternary): Unroll the "for" loop to
15828 2005-03-04 Andrew Haley <aph@redhat.com>
15830 * unwind-dw2-fde-glibc.c (struct
15831 unw_eh_callback_data.check_cache): New field.
15832 (frame_hdr_cache): New.
15833 (_Unwind_IteratePhdrCallback): Add ext_dl_phdr_info.
15834 Cache frame header info.
15836 2005-03-04 Richard Sandiford <rsandifo@redhat.com>
15838 * rtl.h (copy_rtx_ptr_loc, print_rtx_ptr_loc, join_c_conditions)
15839 (print_c_condition): Declare.
15840 * read-rtl.c (ptr_loc): New structure.
15841 (ptr_locs, ptr_loc_obstack, joined_conditions)
15842 (joined_conditions_obstack): New variables.
15843 (leading_ptr_hash, leading_ptr_eq_p, set_rtx_ptr_loc)
15844 (get_rtx_ptr_loc, copy_rtx_ptr_loc, print_rtx_ptr_loc)
15845 (join_c_conditions, print_c_condition): New functions.
15846 (apply_macro_to_string): Associate the new string with the same
15847 source location as the old one.
15848 (add_condition_to_string): Use join_c_conditions.
15849 (read_string): Use set_rtx_ptr_loc to record a filename and line
15850 number for the string.
15851 (read_rtx): Initialize the new variables above.
15852 * genattrtab.c (write_test_expr, write_attr_value): Use
15854 * genconditions.c (write_header): Don't define MAYBE_EVAL. Move its
15855 comment above the GCC_VERSION check.
15856 (write_one_condition): Use print_rtx_ptr_loc and print_c_condition.
15857 Inline the definition of MAYBE_EVAL.
15858 * genemit.c (gen_expand, gen_split): Use print_rtx_ptr_loc.
15859 * genoutput.c (process_template): Likewise.
15860 * genpreds.c (write_predicate_subfunction): Likewise.
15861 (write_predicate_expr): Use print_c_condition.
15862 * genrecog.c (write_cond): Likewise.
15863 * gensupport.c (process_rtx): Use join_c_conditions to join the
15864 conditions of a define_insn_and_split. Record a source location
15865 for the string after the "&&".
15866 (alter_test_for_insn): Use join_c_conditions.
15868 2005-03-04 Andrew Pinski <pinskia@physics.uc.edu>
15871 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15872 PR tree-optimization/15784
15873 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15876 2005-03-04 Ben Elliston <bje@au.ibm.com>
15878 * gcc.c (option_map): Add --coverage.
15879 (LINK_COMMAND_SPEC): Pass -lgcov for `coverage'.
15880 (cc1_options): Pass -fprofile-arcs -ftest-coverage for `coverage'.
15881 * config/darwin.h: Pass -lgcov for `coverage'.
15882 * doc/invoke.texi (Debugging Options): Document --coverage.
15884 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15886 * gcse.c (bypass_block): Use find_edge wherever possible.
15888 2005-03-03 Daniel Berlin <dberlin@dbrelin.org>
15892 * c-opts.c (c_common_parse_file): Call start_source_file
15893 and end_source_file at the approriate times.
15895 * dwarf2out.c (dwarf2out_finish): Don't auto-end
15896 the main file, it will be done for us now.
15898 2005-03-04 Kazu Hirata <kazu@cs.umass.edu>
15900 * fold-const.c (fold_ternary): New.
15901 (fold): Call fold_ternary on ternary expressions. Remove
15902 handling of ternary expressions.
15904 2005-03-03 James A. Morrison <phython@gcc.gnu.org>
15906 PR tree-optimization/15784
15907 * fold-const.c (fold): Fold ~A + 1 to -A. Fold -A - 1
15910 2005-03-03 David Edelsohn <edelsohn@gnu.org>
15912 * config/rs6000/predicates.md (branch_comparison_operator):
15913 Convert from C block to conditional format.
15915 2005-03-03 Jan Hubicka <jh@suse.cz>
15917 * tree-dfa.c (add_referenced_var): Don't walk initializer of external
15918 and non-constant public variables.
15920 2005-03-03 Kazu Hirata <kazu@cs.umass.edu>
15922 * tree-cfg.c (stmt_starts_bb_p): Clean up by replacing code
15925 * cfgexpand.c (construct_exit_block): Use EDGE_PRED instead of
15928 * tree-phinodes.c (remove_phi_node): Clean up by factoring out
15929 calls to release_ssa_name and release_phi_node.
15931 * fold-const.c (fold): Remove handling of unary expressions.
15933 * fold-const.c (fold_unary): Avoid directly using the original
15934 expression t as much as possible.
15936 2005-03-03 Roger Sayle <roger@eyesopen.com>
15937 Andrew Pinski <pinskia@physics.uc.edu>
15939 * jump.c (redirect_exp_1): If nlabel is a NULL pointer create a
15940 RETURN rtx, and not a LABEL_REF containing a NULL pointer.
15942 2005-03-03 Hans-Peter Nilsson <hp@axis.com>
15944 Describe special registers SRP and MOF as allocatable registers.
15945 * config/cris/cris.c (cris_md_asm_clobbers): New function.
15946 (TARGET_MD_ASM_CLOBBERS): Define to cris_md_asm_clobbers.
15947 (cris_conditional_register_usage): Enable CRIS_MOF_REGNUM if
15948 TARGET_HAS_MUL_INSNS.
15949 (cris_print_operand) <case 'd'>: New case.
15950 <case REG>: Allow CRIS_MOF_REGNUM and CRIS_SRP_REGNUM.
15951 * config/cris/cris.h (CRIS_PC_REGNUM, CRIS_SRP_REGNUM): Don't
15953 (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS, CALL_USED_REGISTERS)
15954 (REG_ALLOC_ORDER): Update for MOF.
15955 (enum reg_class): New members MOF_REGS, GENERAL_REGS and
15957 (GENERAL_REGS): No longer a define of ALL_REGS.
15958 (REGNO_REG_CLASS, REG_CLASS_CONTENTS, REG_CLASS_NAMES)
15959 (PREFERRED_RELOAD_CLASS, REGISTER_NAMES, DBX_REGISTER_NUMBER):
15960 Adjust accordingly.
15961 (CRIS_SPECIAL_REGS_CONTENTS): New macro.
15962 (REG_CLASS_FROM_LETTER): Allocate 'h' and 'x'.
15963 (SECONDARY_RELOAD_CLASS): Define.
15964 (STACK_POINTER_REGNUM): Define as CRIS_SP_REGNUM.
15965 (FRAME_POINTER_REGNUM): Define as CRIS_FP_REGNUM.
15966 (ARG_POINTER_REGNUM): Define as CRIS_AP_REGNUM.
15967 (STATIC_CHAIN_REGNUM): Define as CRIS_STATIC_CHAIN_REGNUM.
15968 (REGISTER_MOVE_COST): Define.
15969 (PIC_OFFSET_TABLE_REGNUM): Define in terms of CRIS_GOT_REGNUM.
15970 * config/cris/cris.md (CRIS_GOT_REGNUM, CRIS_STATIC_CHAIN_REGNUM)
15971 (CRIS_FP_REGNUM, CRIS_SP_REGNUM, CRIS_SRP_REGNUM, CRIS_AP_REGNUM)
15972 (CRIS_MOF_REGNUM): New define_constants.
15973 ("*movsi_internal", "movhi", "movqi", "movsf"): Add alternatives for
15975 ("reload_inhi", "reload_outhi", "reload_inqi", "reload_outqi"):
15977 ("umulhisi3", "umulqihi3", "mulsi3", "mulqihi3", "mulhisi3")
15978 ("mulsidi3", "umulsidi3", "smulsi3_highpart", "umulsi3_highpart"):
15979 Adjust for MOF being properly described as a register.
15980 (indir_to_reg_split): Name this split. Conditionalize on the
15981 destination register being a general register.
15982 (movei): Conditionalize on on operands 0 and 1 having the same
15985 2005-03-03 Alan Modra <amodra@bigpond.net.au>
15988 * config/rs6000/rs6000.c (rs6000_override_options): Don't allow
15989 -mcpu to override any other explicitly given flags.
15991 2005-03-02 J"orn Rennecke <joern.rennecke@st.com>
15993 * recog.c (verify_changes, confirm_change_group): New functions,
15994 broken out of apply_change_group.
15995 (apply_change_group): Use them.
15996 * recog.h (verify_change, confirm_change_group): Declare.
15997 * rtl.h (redirect_jump_2): Declare.
15998 * jump.c (redirect_exp, invert_exp): Delete.
15999 (invert_exp_1): Take second parameter. Return value. Changed caller.
16000 (redirect_jump_2): New function, broken out of redirect_jump.
16001 (redirect_jump): Use redirect_jump_1 and redirect_jump_2.
16002 (invert_jump): Use invert_jump_1 and redirect_jump_2.
16003 * ifcvt.c (dead_or_predicable): Use redirect_jump_2.
16005 2005-03-02 Geoffrey Keating <geoffk@apple.com>
16007 * varasm.c (named_section): Use xstrdup rather than doing it by
16010 * config/darwin8.h (LIB_SPEC): Switch -lmx and -lSystem.
16012 2005-03-02 Devang Patel <dpatel@apple.com>
16014 Undo PR tree-optimization/18815 fix.
16016 2005-03-02 Devang Patel <dpatel@apple.com>
16018 PR tree-optimization/18815
16019 * tree-if-conv.c (combine_blocks): Adjust loop header edges for
16020 loops with zero exit edges.
16022 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
16024 * cfg.c (connect_src, connect_dest, disconnect_src,
16025 disconnct_dest): New.
16026 (unchecked_make_edge, remove_edge, redirect_edge_succ,
16027 redirect_edge_pred): Use the new functions.
16029 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Call
16030 free_dominance_info only when needed.
16032 2005-03-02 David Edelsohn <edelsohn@gnu.org>
16035 * config/rs6000/predicates.md (reg_or_cint64_operand): Fix typo.
16036 (reg_or_sub_cint64_operand): Same.
16038 2005-03-02 Jeff Law <law@redhat.com>
16040 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Fix setting of
16041 CFG_ALTERED in the main DOM iteration loop.
16043 2005-03-02 Mark Mitchell <mark@codesourcery.com>
16046 * varasm.c (initializer_constant_valid_p): Allow conversions
16047 between OFFSET_TYPEs. Tidy.
16049 2005-03-02 Hans-Peter Nilsson <hp@axis.com>
16051 * config/cris/cris.md ("return"): Remove epilogue delay list
16054 2005-03-02 Daniel Jacobowitz <dan@codesourcery.com>
16056 * config/arm/linux-elf.h (ARM_FUNCTION_PROFILER): Do not use (PLT)
16058 * config/arm/netbsd-elf.h (ARM_FUNCTION_PROFILER): Likewise.
16060 2005-03-02 Kazu Hirata <kazu@cs.umass.edu>
16062 * cfgloop.h, cfgloopanal.c, cfgloopmanip.c, conflict.c,
16063 loop-init.c, loop-unroll.c, print-tree.c, reg-notes.def,
16064 config/m68k/m68k.c, config/mips/mips.h,
16065 config/rs6000/rs6000-protos.h, doc/contrib.texi,
16066 doc/include/gcc-common.texi: Update copyright.
16068 PR middle-end/18029 and PR middle-end/18030
16069 * expr.c (optimize_bitfield_assignment_op): Add a special case
16070 to handle BIT_IOR_EXPR and BIT_XOR_EXPR.
16072 * fold-const.c (fold_unary): New.
16073 (fold): Call fold_unary on unary expressions.
16075 2005-03-02 Richard Guenther <rguenth@gcc.gnu.org>
16077 * cgraph.h (struct cgraph_edge): Add prev_caller and
16078 prev_callee fields.
16079 (cgraph_node_remove_callees): Export.
16080 * cgraph.c (cgraph_create_edge): Initialize prev_caller
16082 (cgraph_edge_remove_callee): New function.
16083 (cgraph_edge_remove_caller): Likewise.
16084 (cgraph_remove_edge): Use.
16085 (cgraph_redirect_edge_callee): Likewise.
16086 (cgraph_node_remove_callees): New function.
16087 (cgraph_node_remove_callers): Likewise.
16088 (cgraph_remove_node): Use.
16089 * tree-optimize.c (tree_rest_of_compilation): Use
16090 cgraph_node_remove_callees instead of manual loop.
16091 * cgraphunit.c (cgraph_finalize_function): Likewise.
16092 (cgraph_expand_function): Likewise.
16093 (cgraph_remove_unreachable_nodes): Likewise.
16095 2005-03-02 Joseph S. Myers <joseph@codesourcery.com>
16098 * c-tree.h (undeclared_variable, build_external_ref): Add extra
16100 * c-decl.c (undeclared_variable): Take location as argument.
16101 * c-typeck.c (build_external_ref): Likewise.
16102 * c-parser.c (c_parser_postfix_expression): Pass location of
16103 identifier to build_external_ref.
16105 2005-03-01 David Edelsohn <edelsohn@gnu.org>
16107 * config/rs6000/rs6000.md (cceq splitter): Use operand mode, not
16108 CCEQ mode for branch_positive_comparison_operator test.
16109 * config/rs6000/predicates (branch_comparison_operator): Revert to
16111 (scc_comparison_operator): Same.
16112 (branch_positive_comparison_operator): Same.
16114 2005-03-01 Hans-Peter Nilsson <hp@axis.com>
16116 * config/cris/cris.c (cris_eligible_for_epilogue_delay)
16117 (cris_delay_slots_for_epilogue): Remove.
16118 (save_last): Move into cris_target_asm_function_epilogue.
16119 (cris_target_asm_function_epilogue): Remove tests for file being
16121 * config/cris/cris-protos.h (cris_eligible_for_epilogue_delay)
16122 (cris_delay_slots_for_epilogue): Remove prototypes.
16123 * config/cris/cris.h (DELAY_SLOTS_FOR_EPILOGUE)
16124 (ELIGIBLE_FOR_EPILOGUE_DELAY): Do not define.
16126 2005-03-01 David Edelsohn <edelsohn@gnu.org>
16128 * config/rs6000/predicates.md (branch_comparison_operator): Change
16129 to define_special_predicate.
16130 (scc_comparison_operator): Same.
16131 (branch_positive_comparison_operator): Same.
16133 2005-03-01 Daniel Berlin <dberlin@dberlin.org>
16135 * Makefile.in (tree-ssa-sink.o): New.
16136 (OBJS-common): Add tree-ssa-sink.o.
16137 * common.opt: Add -ftree-sink
16138 * opts.c (decode_options): flag_tree_sink is set at O1 or higher.
16139 * timevar.def (TV_TREE_SINK): new timevar.
16140 * tree-flow.h (is_hidden_global_store): Prototype.
16141 * tree-optimize.c (init_tree_optimization_passes): Add
16143 * tree-pass.h (pass_sink_code): New.
16144 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Move checking
16145 for non-obvious global store store to is_hidden_global_store, and
16146 call that new function.
16147 * tree-ssa-sink.c: New file.
16148 * doc/invoke.texi: Document -fdump-tree-sink and -ftree-sink.
16149 * doc/passes.texi: Document forward store motion.
16150 * testsuite/gcc.dg/tree-ssa/ssa-sink-1.c: New test
16151 * testsuite/gcc.dg/tree-ssa/ssa-sink-2.c: New test
16152 * testsuite/gcc.dg/tree-ssa/ssa-sink-3.c: New test
16153 * testsuite/gcc.dg/tree-ssa/ssa-sink-4.c: New test
16155 2005-03-01 Per Bothner <per@bothner.com>
16157 * diagnostic.c (diagnostic_build_prefix): If USE_MAPPED_LOCATION
16158 and we have a non-zero column-number, add it to the message.
16159 Also factor out the diagnostic_kind_text.
16161 2005-03-01 Zdenek Dvorak <dvorakz@suse.cz>
16163 * cfgloop.c (flow_loop_entry_edges_find, flow_loop_exit_edges_find,
16164 flow_loop_pre_header_scan, flow_loop_pre_header_find,
16165 flow_loop_scan): Removed.
16166 (flow_loop_dump): Do not dump removed fields.
16167 (flow_loop_free): Do not free removed fields.
16168 (flow_loops_find): Flags argument removed. Do not call flow_loop_scan.
16169 (loop_exit_edge_p): New function.
16170 * cfgloop.h (struct loop): Removed fields pre_header, pre_header_edges,
16171 num_pre_header_edges, entry_edges, num_entries, exit_edges,
16172 num_exits, exits_doms.
16173 (LOOP_TREE, LOOP_PRE_HEADER, LOOP_ENTRY_EDGES, LOOP_EXIT_EDGES,
16174 LOOP_EDGES, LOOP_ALL): Removed.
16175 (flow_loop_scan): Declaration removed.
16176 (loop_exit_edge_p, mark_loop_exit_edges): Declare.
16177 * cfgloopmanip.c (create_loop_notes): Do not pass flags to
16179 * ifcvt.c (mark_loop_exit_edges): Moved to cfgloopanal.c.
16180 (if_convert): Call flow_loops_find and flow_loops_free
16181 when calling mark_loop_exit_edges.
16182 * cfgloopanal.c (mark_loop_exit_edges): Moved from
16183 ifcvt.c. Removed the flow_loops_find, flow_loops_free and
16184 free_dominance_info calls.
16185 * loop-init.c (flow_loops_find): Ditto.
16186 * passes.c (rest_of_handle_branch_prob): Ditto.
16187 * lambda-code.c (perfect_nestify): Do not call flow_loops_find.
16188 * loop-unroll.c (analyze_insns_in_loop): Do not use
16190 * predict.c (predict_loops): Do not call flow_loop_scan.
16191 Use get_loop_exit_edges.
16192 (tree_estimate_probability): Do not pass flags to flow_loops_find.
16193 * tree-if-conv.c (bb_with_exit_edge_p): Take loop as argument.
16194 Do not use EDGE_LOOP_EXIT.
16195 (tree_if_convert_cond_expr, if_convertible_modify_expr_p): Pass loop
16196 to bb_with_exit_edge_p.
16197 (if_convertible_loop_p): Do not call flow_loop_scan. Use
16198 loop->single_exit. Do not use EDGE_LOOP_EXIT. Pass loop
16199 to bb_with_exit_edge_p.
16200 (combine_blocks): Pass loop to bb_with_exit_edge_p. Do not use
16202 * tree-loop-linear.c (linear_transform_loops): Do not call
16203 flow_loop_scan. Use loop->single_exit.
16204 * tree-vect-analyze.c (vect_analyze_operations): Use loop->single_exit.
16205 (vect_analyze_loop_form): Do not call flow_loop_scan.
16206 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Use
16208 (vect_do_peeling_for_loop_bound): Use loop_preheader_edge and
16210 * tree-vectorizer.c (slpeel_update_phis_for_duplicate_loop,
16211 slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
16212 slpeel_tree_duplicate_loop_to_edge_cfg,
16213 slpeel_verify_cfg_after_peeling, slpeel_tree_peel_loop_to_edge):
16214 Use loop_preheader_edge and loop->single_exit. Do not call
16217 2005-03-01 Nick Clifton <nickc@redhat.com>
16219 * config/arm/arm.c (thumb_find_work_register): Check all of the
16220 argument registers to see if they are free, and a couple of
16221 special cases where the last argument register but can be proved
16222 to be available during the function's prologue.
16223 (print_multi_reg, arm_compute_save_reg0_reg12_mask,
16224 output_return_instruction, emit_multi_reg_push, thumb_pushpop,
16225 thumb_unexpanded_epilogue): Use unsigned long as the type for the
16227 (thumb_compute_save_reg_mask): Likewise. Also use
16228 thumb_find_work_register() to ensure that there is agreement about
16229 which work register is going to be used in the prologue.
16230 (thumb_output_function_prologue): Use unsigned long as the type
16231 for the register bit-mask. Also delay pushing the link register if
16232 other high registers are going to be pushed.
16233 (thumb_compute_save_reg_mask, emit_multi_reg_push,
16234 print_multi-reg, number_of_first_bit_set, thumb_pushpop): Remove
16235 redundant prototypes.
16237 2005-02-28 John David Anglin <dave.anglin#nrc-cnrc.gc.ca>
16240 * pa.h (GO_IF_LEGITIMATE_ADDRESS): Allow allow hard registers during
16241 and after reload in REG+REG indexed addresses without REG_POINTER
16242 set in the base and not set in the index.
16244 2005-02-28 Kaz Kojima <kkojima@gcc.gnu.org>
16246 * config/sh/linux.h (MD_EXEC_PREFIX, MD_STARTFILE_PREFIX):
16247 Don't undefine here.
16248 (HANDLE_PRAGMA_PACK_PUSH_POP): Delete.
16249 (NO_IMPLICIT_EXTERN_C, CPLUSPLUS_CPP_SPEC): Likewise.
16250 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
16251 (LIB_SPEC, LINK_EH_SPEC, STARTFILE_SPEC, ENDFILE_SPEC,
16252 LINK_GCC_C_SEQUENCE_SPEC, USE_LD_AS_NEEDED, TARGET_C99_FUNCTIONS):
16254 * config.gcc (sh*-*-linux*): Use config/linux.h.
16256 2005-02-28 Dale Johannesen <dalej@apple.com>
16257 Stan Shebs <shebs@apple.com>
16259 Rewrite of 64-bit Darwin structure-by-value pass/return.
16260 * config/rs6000/rs6000.h (CUMULATIVE_ARGS): New fields
16261 intoffset, use_stack, named.
16262 * config/rs6000/rs6000.c (rs6000_darwin64_function_arg): Remove.
16263 (rs6000_darwin64_record_arg_advance_flush): New.
16264 (rs6000_darwin64_record_arg_advance_recurse): New.
16265 (rs6000_darwin64_record_arg_flush): New.
16266 (rs6000_darwin64_record_arg_recurse): New.
16267 (rs6000_darwin64_record_arg): New.
16268 (rs6000_return_in_memory): Remove AGGREGATE_TYPE_P check.
16269 (function_arg_boundary): Handle 128-bit aligned structs.
16270 (function_arg_advance): Rewrite darwin64 struct handling.
16271 (function_arg): Call rs6000_darwin64_record_arg.
16272 (function_arg_partial_nregs): Handle darwin64 structs.
16273 (rs6000_darwin64_function_value): Remove.
16274 (rs6000_function_value): Call rs6000_darwin64_record_arg.
16276 2005-02-28 Roger Sayle <roger@eyesopen.com>
16278 PR tree-optimization/20216
16279 * tree-chrec.c (tree_fold_factorial): Delete.
16280 (tree_fold_binomial): Change argument list to take a return type
16281 and change the type of K to unsigned int. Rewrite to avoid explicit
16282 evaluation of factorials, and (recursively) calling fold to perform
16283 compile-time arithmetic. Return NULL on (internal) overflow.
16284 (chrec_evaluate): Change type of K to an unsigned int. Avoid
16285 calling tree_fold_binomial unnecessarily. Return chrec_dont_know
16286 if any intermediate calculation overflows.
16287 (chrec_apply): Update call to chrec_evaluate.
16289 2005-02-28 James E Wilson <wilson@specifixinc.com>
16291 * config/mips/mips.h (NO_PROFILE_COUNTERS): Define.
16293 2005-02-28 Joseph S. Myers <joseph@codesourcery.com>
16296 * c-parser.c (c_parser_compound_statement): Return error_mark_node
16297 instead of NULL_TREE on error.
16299 2005-02-28 David Edelsohn <edelsohn@gnu.org>
16301 * config/rs6000/rs6000.c (EASY_VECTOR_15): Remove.
16302 (EASY_VECTOR_15_ADD_SELF): Remove.
16303 (num_insns_constant_wide): Not static.
16304 (validate_condition_mode): Not static.
16305 (toc_relative_expr_p): Not static.
16306 (legitimate_indirect_address_p): Not static.
16307 (macho_lo_sum_memory_operand): Not static.
16308 (invalid_e500_subreg): Not static.
16309 (easy_vector_same): Not static.
16310 (easy_vector_splat_const): Not static.
16311 (RS6000_SYMBOL_REF_TLS_P): Remove.
16312 (any_operand): Delete.
16313 (any_parallel_operand): Delete.
16314 (count_register_operand): Delete.
16315 (altivec_register_operand): Delete.
16316 (xer_operand): Delete.
16317 (s8bit_cint_operand): Delete.
16318 (short_cint_operand): Delete.
16319 (u_short_cint_operand): Delete.
16320 (non_short_cint_operand): Delete.
16321 (exact_log2_cint_operand): Delete.
16322 (gpc_reg_operand): Delete.
16323 (cc_reg_operand): Delete.
16324 (cc_reg_not_cr0_operand): Delete.
16325 (reg_or_short_operand): Delete.
16326 (reg_or_neg_short_operand): Delete.
16327 (reg_or_aligned_short_operand): Delete.
16328 (reg_or_u_short_operand): Delete.
16329 (reg_or_cint_operand): Delete.
16330 (reg_or_arith_cint_operand): Delete.
16331 (reg_or_add_cint64_operand): Delete.
16332 (reg_or_sub_cint64_operand): Delete.
16333 (reg_or_logical_cint_operand): Delete.
16334 (got_operand): Delete.
16335 (got_no_const_operand): Delete.
16336 (easy_fp_constant): Delete.
16337 (easy_vector_constant): Delete.
16338 (easy_vector_constant_add_self): Delete.
16339 (zero_constant): Delete.
16340 (zero_fp_constant): Delete.
16341 (volatile_mem_operand): Delete.
16342 (offsettable_mem_operand): Delete.
16343 (mem_or_easy_const_operand): Delete.
16344 (add_operand): Delete.
16345 (non_add_cint_operand): Delete.
16346 (logical_operand): Delete.
16347 (non_logical_cint_operand): Delete.
16348 (mask_operand): Delete.
16349 (mask_operand_wrap): Delete.
16350 (mask64_operand): Delete.
16351 (mask64_2_operand): Delete.
16352 (and64_operand): Delete.
16353 (and64_2_operand): Delete.
16354 (and_operand): Delete.
16355 (reg_or_mem_operand): Delete.
16356 (lwa_operand): Delete.
16357 (symbol_ref_operand): Delete.
16358 (call_operand): Delete.
16359 (current_file_function_operand): Delete.
16360 (input_operand): Delete.
16361 (rs6000_nonimmediate_operand): Delete.
16362 (rs6000_tls_symbol_ref): Delete.
16363 (save_world_operation): Delete.
16364 (restore_world_operation): Delete.
16365 (load_multiple_operation): Delete.
16366 (store_multiple_operation): Delete.
16367 (vrsave_operation): Delete.
16368 (mfcr_operation): Delete.
16369 (mtcrf_operation): Delete.
16370 (lmw_operation): Delete.
16371 (stmw_operation): Delete.
16372 (branch_comparison_operator): Delete.
16373 (branch_positive_comparison_operator): Delete.
16374 (scc_comparison_operator): Delete.
16375 (trap_comparison_operator): Delete.
16376 (boolean_operator): Delete.
16377 (boolean_or_operator): Delete.
16378 (min_max_operator): Delete.
16379 * config/rs6000/rs6000.h (RS6000_SYMBOL_REF_TLS_P): Move to here.
16380 (EASY_VECTOR_15): Moved to here.
16381 (EASY_VECTOR_15_ADD_SELF): Move to here.
16382 (PREDICATE_CODES): Delete.
16383 * config/rs6000/rs6000-protos.h: Delete predicate functions.
16384 Declare functions no longer static.
16385 * config/rs6000/predicates.md: New.
16386 * config/rs6000/rs6000.md: Include predicates.md
16388 2005-02-28 Kazu Hirata <kazu@cs.umass.edu>
16390 * calls.c (emit_call_1): Don't use REG_ALWAYS_RETURN.
16391 (emit_library_call_value_1): Don't use LCT_ALWAYS_RETURN and
16393 * cfgrtl.c (need_fake_edge_p): Likewise.
16394 * combine.c (distribute_notes): Likewise.
16395 * emit-rtl.c (try_split): Likewise.
16396 * recog.c (peephole2_opimize): Likewise.
16397 * reg-notes.def (ALWAYS_RETURN): Remove.
16398 * rtl.h (LCT_ALWAYS_RETURN): Remove.
16399 * tree-cfg.c (need_fake_edge_p): Don't use ECF_ALWAYS_RETURN.
16400 * tree.h (ECF_ALWAYS_RETURN): Remove.
16402 2005-02-28 Roger Sayle <roger@eyesopen.com>
16404 PR middle-end/19874
16405 * tree-ssa.c (tree_ssa_useless_type_conversion_1): A conversion
16406 between different machine modes is never a "useless" conversion.
16408 2005-02-28 Geert Bosch <bosch@gnat.com>
16411 * doc/contrib.texi: List contributors for Ada front end
16413 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16415 * simplify-rtx.c (simplify_unary_operation_1,
16416 simplify_const_unary_operation): New, extracted from...
16417 (simplify_unary_operation): ... this one.
16418 (simplify_binary_operation_1,
16419 simplify_const_binary_operation): New, extracted from...
16420 (simplify_binary_operation): ... this one.
16421 * rtl.h (simplify_const_unary_operation,
16422 simplify_const_binary_operation): Add prototypes.
16424 2005-02-28 Julian Brown <julian@codesourcery.com>
16426 * config/elfos.h: Revert my patch from 2005-02-25 since it broke
16427 building libjava and caused PR regression/20228.
16429 2005-02-28 Paolo Bonzini <bonzini@gnu.org>
16432 * Makefile.in (host_subdir): New.
16433 (build_objdir): New. Replace ../$(build_subdir) with it throughout.
16434 * configure: Regenerate.
16436 2005-02-27 Zack Weinberg <zack@codesourcery.com>
16438 * config/alpha/t-osf4, config/arm/t-netbsd, config/ia64/t-hpux
16439 * config/pa/t-hpux-shlib (SHLIB_INSTALL): Create the
16440 installation directory first.
16442 2005-02-28 Hans-Peter Nilsson <hp@axis.com>
16445 * config/cris/cris.h (EXTRA_CONSTRAINT_Q): Accept only (mem (reg)),
16446 not including (reg). Do not check for reg being CRIS_PC_REGNUM.
16447 (EXTRA_MEMORY_CONSTRAINT): Define as 'Q'.
16448 * config/cris/cris.md: Tweak comments referring to Q.
16449 ("cmpsi", "cmphi", "cmpqi", "*movsi_internal", "movhi")
16450 ("movstricthi", "movqi", "movstrictqi", "movsf", "addsi3")
16451 ("addhi3", "addqi3", "subsi3", "subhi3", "subqi3")
16452 ("*expanded_andsi", "*expanded_andhi", "*andhi_lowpart", "andqi3")
16453 ("*andqi_lowpart", "iorsi3", "iorhi3", "iorqi3", "uminsi3"):
16454 Insert spaces in constraints to align alternatives vertically for
16456 ("cmphi"): Ditto. Add separate alternative for operand 0 "r",
16459 2005-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16461 PR rtl-optimization/17728
16462 * pa.md (mulsi3, divsi3, udivsi3, modsi3): Change predicate for
16463 operand 0 from general_operand to move_dest_operand.
16465 2005-02-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16467 * pa/elf.h, pa/som.h (ASM_OUTPUT_EXTERNAL): Use assemble_name_raw
16468 instead of trying to save and restore TREE_SYMBOL_REFERENCED.
16469 * pa/pa64-hpux.h (ASM_OUTPUT_TYPE_DIRECTIVE): Define.
16470 (ASM_OUTPUT_EXTERNAL): Don't save and restore TREE_SYMBOL_REFERENCED.
16472 2005-02-26 Nathanael Nerode <neroden@gcc.gnu.org>
16474 * configure.ac: Rename cc_for_cross_gnattools to host_cc_for_libada.
16475 * configure: Regenerate.
16476 * libada-mk.in: Remove CC; rename
16477 cc_for_cross_gnattools / cc_set_by_configure to host_cc_for_libada.
16479 2005-02-26 Andrew Pinski <pinskia@physics.uc.edu>
16482 * tree-ssa-alias.c (count_uses_and_derefs): If we have TREE_LIST
16483 for the lhs, also walk over the tree. Likewise for rhs.
16485 2005-02-26 Zdenek Dvorak <dvorakz@suse.cz>
16487 * tree-ssa-dom.c (simple_iv_increment_p): New function.
16488 (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
16489 Do not propagate value of iv before increment over the increment.
16491 2005-02-25 Joseph S. Myers <joseph@codesourcery.com>
16493 * c-parser.c: New file.
16494 * c-parse.in: Remove.
16495 * Makefile.in (c-parse.o-warn, c-parse.o, c-parse.c, c-parse.y):
16497 (c-parser.o): Add dependencies.
16498 (C_AND_OBJC_OBJC, C_OBJS, gcc.srcextra, GTFILES, distclean,
16499 maintainer-clean, TAGS): Update.
16500 * c-config-lang.in (gtfiles): Update.
16501 * gengtype-lex.l: Don't handle "@@".
16502 * stub-objc.c (objc_get_class_ivars, objc_build_throw_stmt,
16503 objc_build_synchronized, objc_begin_try_stmt,
16504 objc_begin_catch_clause, objc_finish_catch_clause,
16505 objc_build_finally_clause, objc_finish_try_stmt): New.
16506 * c-tree.h (struct c_declspecs): Add declspecs_seen_p and
16508 (c_parse_init): Update comment.
16509 * c-decl.c (c_init_decl_processing): Update comment.
16510 (build_null_declspecs, declspecs_add_qual, declspecs_add_type,
16511 declspecs_add_scspec, declspecs_add_attrs): Initialize and update
16512 new c_declspecs members.
16514 2005-02-25 Julian Brown <julian@codesourcery.com>
16516 * config/elfos.h (MAKE_DECL_ONE_ONLY): Redefined to stop DECL_WEAK
16517 from being used for symbols with vague linkage when
16518 HAVE_GAS_COMDAT_GROUP is true.
16520 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16522 * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
16524 2005-02-25 Steve Ellcey <sje@cup.hp.com>
16527 * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
16528 (LIBGCC2_HAS_DF_MODE): New.
16529 (LIBGCC2_HAS_XF_MODE): New.
16530 (LIBGCC2_HAS_TF_MODE): New.
16531 * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16532 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16533 * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
16534 (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16535 (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
16536 * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
16537 and add _fixtfdi, _fixunstfdi, _floatditf
16538 * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
16539 L_fixunstfdi, L_floatditf.
16540 * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
16541 (LIBGCC2_HAS_TF_MODE): Define.
16543 2005-02-25 Diego Novillo <dnovillo@redhat.com>
16545 PR tree-optimization/20204
16546 * tree-into-ssa.c (insert_phi_nodes_for): Do not use
16547 REWRITE_THIS_STMT markers on PHI nodes.
16548 (rewrite_initialize_block): Likewise.
16550 2005-02-25 Mark Mitchell <mark@codesourcery.com>
16552 * version.c (version_string): Update to 4.1.
16554 2005-02-25 Paolo Carlini <pcarlini@suse.de>
16556 * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
16557 Clarify that the alternative way doesn't work in GNU C++.
16559 2005-02-25 Zdenek Dvorak <dvorakz@suse.cz>
16561 PR tree-optimization/19937
16562 * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
16563 to the type of the induction variable.
16565 2005-02-25 Kaz Kojima <kkojima@gcc.gnu.org>
16567 PR rtl-optimization/20117
16568 * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
16569 the block including noncopyable insn.
16571 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16573 * cse.c (delete_trivially_dead_insns): Speed up by minimizing
16574 calls to find_reg_note.
16576 2005-02-24 Richard Henderson <rth@redhat.com>
16579 * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
16582 2005-02-24 Fariborz Jahanian <fjahanian@apple.com>
16584 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
16585 vector types if to use base reg for misaligned non-word ld/std.
16587 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16590 * config/cris/cris.c (cris_target_asm_function_prologue): Create
16591 dwarf2 label manually and put it after, not before the prologue.
16593 2005-02-24 David Edelsohn <edelsohn@gnu.org>
16596 * reload.c (operands_match_p): Only increment register number for
16597 SCALAR_INT_MODE_P modes in multiple hard registers.
16599 * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
16602 2005-02-24 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
16604 * ChangeLog.5: Fix log message typo(s).
16605 * ChangeLog.7: Likewise.
16606 * ChangeLog.tree-ssa: Likewise.
16607 * cfgexpand.c: Fix comment typo(s).
16608 * conflict.c: Likewise.
16609 * defaults.h: Likewise.
16610 * dwarf2out.c: Likewise.
16611 * gcse.c: Likewise.
16612 * ggc-page.c: Likewise.
16613 * tree-eh.c: Likewise.
16614 * tree-ssa-dom.c: Likewise.
16616 2005-02-24 Jakub Jelinek <jakub@redhat.com>
16619 * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
16620 * config/rs6000/darwin-ldouble.c: Only use the .symver directives
16621 if SHARED is defined.
16624 * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
16625 allow splitting only if operands 0 and 3 don't overlap.
16627 2005-02-24 Richard Henderson <rth@redhat.com>
16629 PR middle-end/19953
16630 * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
16631 (fold_builtin_1): Call them.
16632 * fold-const.c (fold_complex_mult_parts): Split out from ...
16633 (fold_complex_mult): ... here. Fix typo in both imaginary case.
16634 (fold_complex_div_parts, fold_complex_div): New.
16636 * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
16638 2005-02-24 Richard Kenner <kenner@vlsi1.ultra.nyu.edu>
16640 * tree-ssa-ccp.c (visit_assignment): Verify that result of
16641 VIEW_CONVERT_EXPR is_gimple_min_invariant.
16643 * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
16644 (print_node): Likewise.
16645 Print TYPE_SIZES_GIMPLIFIED.
16647 2005-02-24 Hans-Peter Nilsson <hp@axis.com>
16649 * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
16650 ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
16651 operands as commutative in constraints.
16653 2005-02-24 Diego Novillo <dnovillo@redhat.com>
16655 * tree-into-ssa.c: Re-organize internal functions.
16657 2005-02-24 Richard Henderson <rth@redhat.com>
16659 PR middle-end/18902
16660 * c-opts.c (c_common_post_options): Set flag_complex_method to 2
16662 * common.opt (fcx-limited-range): New.
16663 * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
16664 * toplev.c (flag_complex_method): Initialize to 1.
16665 (process_options): Set flag_complex_method to 0 if
16666 flag_cx_limited_range.
16667 * doc/invoke.texi (-fcx-limited-range): New.
16669 2005-02-24 Kazu Hirata <kazu@cs.umass.edu>
16671 * cse.c (delete_trivially_dead_insns): Speed up by using
16672 NEXT_INSN and PREV_INSN directly instead of next_real_insn and
16675 2005-02-24 Andrea Tarani <andrea.tarani@gilbarco.com>
16677 * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
16678 functions when -mid-shared-library is being used.
16680 2005-02-23 Daniel Jacobowitz <dan@codesourcery.com>
16682 * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
16683 (LINK_LIBGCC_SPECIAL_1): Don't mention it.
16684 * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
16685 * system.h: Poison LINK_LIBGCC_SPECIAL.
16687 2005-02-23 James E Wilson <wilson@specifixinc.com>
16689 * gengtype.c (note_insn_name): Make 1 element larger.
16691 2005-02-23 Roger Sayle <roger@eyesopen.com>
16694 PR rtl-optimization/20097
16695 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
16696 BImode SUBREGs of SImode registers which confuse the ia64 backend.
16698 2005-02-23 David Edelsohn <edelsohn@gnu.org>
16700 * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
16701 * t-aix52 (SHLIB_INSTALL): Same.
16703 2005-02-23 Kazu Hirata <kazu@cs.umass.edu>
16705 * genpreds.c: Update copyright.
16707 2005-02-23 Michael Beach <michaelb@ieee.org>
16710 * config/sparc/t-elf (startup files): Assemble with CPP.
16712 2005-02-23 Paolo Bonzini <bonzini@gnu.org>
16714 * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
16715 (write_predicate_expr): Likewise.
16717 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16719 PR tree-optimization/20100
16720 PR tree-optimization/20115
16721 * tree-optimize.c (init_tree_optimization_passes): Remove
16722 pass_maybe_create_global_var.
16723 * tree-pass.h (pass_maybe_create_global_var): Remove.
16724 * tree-ssa-alias.c (aliases_computed_p): Declare.
16725 (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
16726 (count_calls_and_maybe_create_global_var): Remove.
16727 (pass_maybe_create_global_var): Remove.
16728 (init_alias_info): Do not declare aliases_computed_p.
16729 (maybe_create_global_var): If the function contains no
16730 call-clobbered variables and a mix of pure/const and regular
16731 function calls, create .GLOBAL_VAR.
16732 Mark all call-clobbered variables for renaming.
16733 (merge_pointed_to_info): Update comment.
16734 (add_pointed_to_var): Likewise.
16735 (is_escape_site): Likewise.
16736 Accept struct alias_info * instead of size_t *.
16738 Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
16740 * tree-ssa-operands.c (get_call_expr_operands): If
16741 ALIASES_COMPUTED_P is false, do not add call-clobbering
16743 * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
16744 (delete_tree_ssa): Likewise.
16746 2005-02-22 James E Wilson <wilson@specifixinc.com>
16748 * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
16749 (do_compile): Do call it here.
16751 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16753 PR rtl-optimization/20017.
16754 * passes.c (rest_of_handle_combine, rest_of_handle_cse,
16755 rest_of_handle_cse2, rest_of_handle_gcse): Call
16756 delete_dead_jumptables immediately before calling cleanup_cfg.
16758 2005-02-22 Devang Patel <dpatel@apple.com>
16761 * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip
16764 2005-02-22 David Edelsohn <edelsohn@gnu.org>
16766 * config/rs6000/aix.h (WINT_TYPE): Define.
16768 2005-02-22 Stan Shebs <shebs@apple.com>
16770 * config/rs6000/rs6000.c (rs6000_override_options): Default to
16771 natural alignment for 64-bit Darwin.
16772 (rs6000_parse_alignment_option): Warn about uses of -malign-power
16774 * doc/invoke.texi: Document this.
16776 2005-02-22 DJ Delorie <dj@redhat.com>
16778 * c-common.c (c_common_type_for_mode): Pass the mode's precision
16779 to make_[un]signed_type, not the mode itself.
16781 2005-02-22 Kazu Hirata <kazu@cs.umass.edu>
16783 * cfg.c (cached_make_edge): Call make_edge if edge cache is
16784 not available. Use tail calls wherever possible.
16785 (make_edge): Call unchecked_make_edge to create an edge.
16787 * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
16788 (coalesce_ssa_name): Don't check for
16789 SSANORM_USE_COALESCE_LIST.
16790 (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
16792 2005-02-22 Diego Novillo <dnovillo@redhat.com>
16794 * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
16795 (rewrite_into_ssa): ... here.
16797 2005-02-21 Alexandre Oliva <aoliva@redhat.com>
16799 PR tree-optimization/19786
16800 * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
16801 tag to another's may-alias bitmap when adding to the other's list.
16803 2005-02-21 DJ Delorie <dj@redhat.com>
16805 * tree-ssa-loop-ivopts.c (computation_cost): Start register
16806 numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
16807 registers in unsupported ways.
16808 * expmed.c (init_expmed): Likewise.
16810 2005-02-21 Stan Cox <scox@redhat.com>
16812 * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
16814 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16816 * tree-cfg.c (fold_cond_expr_cond): New.
16817 (make_edges): Call fold_cond_expr_cond.
16818 (find_taken_edge): Accept nothing but INTEGER_CST.
16819 (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
16821 (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
16823 * flow.c (delete_dead_jumptables): Speed up by scanning insns
16824 that do not belong to any basic block.
16826 2005-02-21 Jeff Law <law@redhat.com>
16828 * cfganal.c (find_unreachable_blocks): Manually CSE load of
16831 2005-02-21 Kazu Hirata <kazu@cs.umass.edu>
16833 * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
16834 (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
16835 Adjust their definitions.
16836 (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
16837 (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
16839 * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
16840 genautomata.c, langhooks.c, langhooks.h, system.h,
16841 config/arm/lib1funcs.asm: Update copyright.
16843 2005-02-21 Ulrich Weigand <uweigand@de.ibm.com>
16845 * dbxout.c (dbxout_function_end): Emit Lscope label always.
16847 2005-02-21 Richard Guenther <rguenth@gcc.gnu.org>
16850 * doc/install.texi: Document --with-gc.
16852 2005-02-21 Paolo Bonzini <bonzini@gnu.org>
16854 * simplify-rtx.c (simplify_unary_operation): Add a missing
16857 2005-02-21 Eric Botcazou <ebotcazou@libertysurf.fr>
16859 PR tree-optimization/18663
16860 * tree-ssa-dom.c (extract_range_from_cond): Return 0
16861 if the type has variable bounds.
16863 2005-02-20 Kazu Hirata <kazu@cs.umass.edu>
16865 * gcse.c: Remove an obsolete comment.
16867 * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
16869 2005-02-20 Hans-Peter Nilsson <hp@axis.com>
16871 * doc/extend.texi (Function Attributes) <Attribute const>: The
16872 attribute "pure" is below this text, not above.
16874 2005-02-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16876 * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
16877 (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
16878 * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
16880 2005-02-20 Zack Weinberg <zack@codesourcery.com>
16883 * langhooks.h (struct lang_hooks): Add to_target_charset.
16884 * langhooks.c (lhd_to_target_charset): New function.
16885 * langhooks-def.h: Declare lhd_to_target_charset.
16886 (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
16887 (LANG_HOOKS_INITIALIZER): Update.
16888 * c-common.c (c_common_to_target_charset): New function.
16889 * c-common.h: Declare it.
16890 * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
16891 c_common_to_target_charset.
16893 * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
16894 (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
16895 Delete definitions.
16896 * system.h: Poison them.
16897 * doc/tm.texi: Don't discuss them.
16898 * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
16899 * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
16900 (pp_c_char): Do not attempt to generate letter escapes for
16902 * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
16903 * config/mips/mips.c (mips_output_ascii): Likewise.
16905 2005-02-20 Dorit Naishlos <dorit@il.ibm.com>
16907 PR tree-optimization/19951
16908 * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
16911 2005-02-19 Steven Bosscher <stevenb@suse.de>
16913 PR middle-end/19698
16914 * function.h (struct function): New field `max_loop_depth'.
16915 * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
16916 (flow_loops_find): Reset the max loop depth count before finding loops.
16917 * flow.c (MAX_LIVENESS_ROUNDS): New constant.
16918 (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
16919 (calculate_global_regs_live): Make sure the loop will terminate
16920 when the initial sets are not empty.
16922 2005-02-19 Zack Weinberg <zack@codesourcery.com>
16924 * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
16926 * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
16928 2005-02-19 Richard Sandiford <rsandifo@redhat.com>
16931 * doc/invoke.texi: Remove documentation of %M spec.
16933 (init_spec): Remove %M suffix from -lgcc_s.
16934 (do_spec_1): Remove 'M' case.
16935 * mklibgcc.in: Remove SHLIB_MULTILIB handling. Expect SHLIB_LINK
16936 to put shared libraries in the multilib directory. Remove the
16937 shlib_so_soname substitution variable. Don't add a multilib encoding
16938 to shlib_base_name. Set shlib_slibdir_qual to the full pathname
16939 reported by -print-multi-os-directory. Pass @multilib_dir@ to
16940 SHLIB_INSTALL as well as SHLIB_LINK.
16941 * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
16942 (SHLIB_NAME): Delete.
16943 (SHLIB_DIR): New macro.
16944 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
16945 (SHLIB_INSTALL): Adjust accordingly.
16946 * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
16947 * config/t-slibgcc-sld: Likewise.
16948 * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
16949 (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
16950 (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
16952 (SHLIBUNWIND_INSTALL): Adjust accordingly.
16953 * config/i386/t-nwld (SHLIB_SONAME): Delete.
16954 (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
16955 Use @shlib_base_name@ instead of @shlib_so_name@.
16956 * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
16957 and @shlib_base_name@.so in @multilib_dir@.
16958 (SHLIB_INSTALL): Adjust accordingly. Add @shlib_slibdir_qual@
16959 to the install path.
16960 * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
16961 (SHLIB_LINK): Remove previous workaround.
16962 * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
16963 (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
16964 (SHLIB_INSTALL): Adjust accordingly. Add $(SHLIB_SLIBDIR_QUAL) to
16966 * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
16967 @multilib_dir@. Use @multilib_dir@ to check for threading libraries.
16968 (SHLIB_INSTALL): Adjust accordingly.
16969 (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
16970 * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
16971 * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
16972 config/t-slibgcc-elf-ver.
16974 2005-02-19 Zdenek Dvorak <dvorakz@suse.cz>
16975 Jakub Jelinek <jakub@redhat.com>
16977 PR tree-optimization/19828
16978 * tree-ssa-loop-im.c: Add a TODO comment.
16979 (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
16980 without side-effects.
16982 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
16984 * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
16987 2005-02-18 James E. Wilson <wilson@specifixinc.com>
16989 * doc/invoke.texi (IA-64 Options): Delete -mb-step.
16990 * config/ia64/ia64.c (last_group, group_idx): Delete variables.
16991 (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
16993 (ia64_reorg): Delete fixup_errata call.
16994 * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
16995 (TARGET_SWITCHES): Delete -mb-step entry.
16997 2005-02-19 Jakub Jelinek <jakub@redhat.com>
17000 * c-typeck.c (composite_type): Handle quals in transparent unions.
17001 (type_lists_compatible_p): Likewise.
17003 2005-02-18 Stan Shebs <shebs@apple.com>
17005 * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
17006 expressions in the .literal8 section.
17008 2005-02-18 Geoffrey Keating <geoffk@apple.com>
17010 * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
17012 2005-02-18 Roger Sayle <roger@eyesopen.com>
17014 * fold-const.c (constant_boolean_node): Always create values of the
17015 specified type, don't bother calling truthvalue_conversion.
17017 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17019 * except.c (output_function_exception_table): Call
17020 assemble_external_libcall (eh_personality_libfunc).
17022 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17025 * config/ia64/ia64.h (struct machine_function): Add state_num.
17026 * config/ia64/ia64.c (process_epilogue,
17027 process_for_unwind_directive): Use new unwind state numbers each
17028 time rather than state 1.
17030 2005-02-18 Ulrich Weigand <uweigand@de.ibm.com>
17033 * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
17034 before the "*llgt_didi" pattern.
17036 2005-02-18 Jason Merrill <jason@redhat.com>
17038 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
17040 2005-02-18 Richard Earnshaw <rearnsha@arm.com>
17042 * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
17043 (div0): Use it in place of ARM_FUNC_ALIAS.
17044 (lshrdi3, ashrdi3, ashlrdi3): Likewise.
17046 2005-02-18 Andrew Pinski <pinskia@physics.uc.edu>
17048 PR middle-end/20030
17049 * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
17050 access, the lower bound of the array type if it exists.
17052 2005-02-18 Alexandre Oliva <aoliva@redhat.com>
17055 * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
17056 cases that are out-of-range for the index type.
17058 2005-02-18 James A. Morrison <phython@gcc.gnu.org>
17060 * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
17061 (estimate_case_costs): Don't call convert.
17062 * expmed.c (expand_shift): Likewise.
17063 (make_tree): Call fold_convert instead of convert.
17065 2005-02-18 Jakub Jelinek <jakub@redhat.com>
17068 * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
17069 that ref to be marked MEM_READONLY_P doesn't have base that needs
17072 2005-02-18 Joseph S. Myers <joseph@codesourcery.com>
17074 * genautomata.c (output_get_cpu_unit_code_func,
17075 output_cpu_unit_reservation_p): Don't generate old-style function
17078 2005-02-18 Jakub Jelinek <jakub@redhat.com>
17081 PR tree-optimization/20009
17082 * convert.c (convert_to_integer): Revert 2005-02-16 change.
17084 PR tree-optimization/18947
17085 * cgraphunit.c (cgraph_finalize_function): When redefining an extern
17086 inline, remove all nodes that are inlined into the extern inline
17089 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
17091 * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
17092 loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
17093 tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
17094 config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
17097 2005-02-17 Roger Sayle <roger@eyesopen.com>
17099 PR tree-optimization/19917
17100 * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
17101 to be potentially trapping.
17103 2005-02-17 Kazu Hirata <kazu@cs.umass.edu>
17105 * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
17107 2005-02-17 Andreas Krebbel <krebbel1@de.ibm.com>
17109 * builtins.c (expand_builtin_return_addr): Remove tem parameter.
17110 tem becomes a local variable which is set to the value of the
17111 back end defined INITIAL_FRAME_ADDRESS macro.
17112 (expand_builtin_frame_address): Omit the base parameter to
17113 expand_builtin_return_addr.
17114 (expand_builtin_profile_func): Likewise.
17115 * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
17116 (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
17117 * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
17119 2005-02-17 Jakub Jelinek <jakub@redhat.com>
17121 * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
17122 s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
17123 * config/frv/frv.c (frv_function_epilogue): Likewise.
17125 2005-02-17 Daniel Berlin <dberlin@dberlin.org>
17127 * lambda-code (perfect_nestify): Remove mark/unmark
17128 for rewriting hack.
17129 * tree-loop-linear.c (linear_transform_loops): Add
17130 rewrite_into_ssa call so that ssa is correct for
17131 rewriting into loop closed.
17133 2005-02-17 Nathan Sidwell <nathan@codesourcery.com>
17135 * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
17136 * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
17138 * bt-load.c (btr_def_live_range, combine_btr_defs,
17139 migrate_btr_def, migrate_btr_defs): Likewise.
17140 * cfgcleanup.c (thread_jump): Likewise.
17141 * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
17142 * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
17143 df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
17144 df_rd_local_compute, df_reg_info_compute): Likewise.
17145 * dominance.c (init_dom_info, free_dom_info): Likewise.
17146 * flow.c (init_propagate_block_info,
17147 free_propagate_block_info): Likewise.
17148 * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
17149 * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
17150 modify_reg_pav): Likewise.
17151 * loop-invariant.c (find_defs, find_invariant_insn,
17152 find_invariants, free_inv_motion_data): Likewise.
17153 * predict.c (tree_predict_by_opcode,
17154 estimate_bb_frequencies): Likewise.
17155 * stmt.c (expand_case): Likewise.
17156 * tree-cfg.c (tree_duplicate_sese_region): Likewise.
17157 * tree-dfa.c (mark_new_vars_to_rename): Likewise.
17158 * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
17159 * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
17160 get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
17161 rewrite_ssa_into_ssa): Likewise.
17162 * tree-optimize.c (tree_rest_of_compilation): Likewise.
17163 * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
17164 analyze_edges_for_bb, perform_edge_inserts): Likewise.
17165 * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
17166 * tree-sra.c (tree_sra): Likewise.
17167 * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
17168 * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
17169 * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
17170 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
17171 * tree-ssa-dse.c (tree_ssa_dse): Likewise.
17172 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
17174 * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
17175 calculate_live_on_entry, calculate_live_on_exit,
17176 build_tree_conflict_graph): Likewise.
17177 * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
17178 record_important_candidates, set_use_iv_cost, find_depends,
17179 determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
17180 tree_ssa_iv_optimize_finalize): Likewise.
17181 * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
17182 find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
17183 tree_duplicate_loop_to_header_edge): Likewise.
17184 * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
17185 * tree-ssa.c (verify_flow_insensitive_alias_info,
17186 verify_name_tags, verify_ssa, init_tree_ssa,
17187 delete_tree_ssa): Likewise.
17188 * tree-ssanames.c (marked_ssa_names, init_ssanames,
17189 fini_ssanames): Likewise.
17190 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
17192 2005-02-17 Ralf Corsepius <ralf.corsepius@rtems.org>
17194 * config/rs6000/t-rtems: Completely reworked.
17196 2005-02-17 Ira Rosen <irar@il.ibm.com>
17198 * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
17200 2005-02-17 Ira Rosen <irar@il.ibm.com>
17202 * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
17203 POINTER_TYPE_P when checking that type is a pointer.
17204 (vect_get_memtag): Remove.
17205 (vect_address_analysis): Use POINTER_TYPE_P. Call
17206 vect_object_analysis with dummy parameter for memtag.
17207 (vect_object_analysis): Extract memtag (functionality that
17208 used to be in vect_get_memtag and moved here). Fix printings.
17209 (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
17210 with correct parameters. Remove call to vect_get_memtag.
17212 2005-02-17 Dorit Naishlos <dorit@il.ibm.com>
17214 * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
17215 (tree-vectorizer.o): Added missing dependencies.
17217 * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
17219 (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
17220 declaration in tree-vectorizer.c, now has an extern declaration in
17221 tree-vectorizer.h).
17222 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17223 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
17224 get_vectype_for_scalar_type, vect_is_simple_use,
17225 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
17226 vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
17227 new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
17228 vectorizable_store, vectorizable_operation, vectorizable_assignment,
17229 vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
17230 find_loop_location): Likewise.
17232 * tree-vectorizer.c (langhooks.h): #include removed.
17233 (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
17234 moved to tree-vectorized.h.
17235 (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
17236 slpeel_verify_cfg_after_peeling, vect_strip_conversion,
17237 get_vectype_for_scalar_type, vect_is_simple_use,
17238 vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
17239 vect_supportable_dr_alignment, new_loop_vec_info,
17240 destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
17241 vect_set_verbosity_level, find_loop_location): Likewise.
17243 (vect_analyze_loop): Function externalized. Declaration moved to
17244 tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
17245 (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
17246 (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
17247 vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
17248 vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
17249 vect_enhance_data_refs_alignment, vect_analyze_operations,
17250 exist_non_indexing_operands_for_use_p, vect_mark_relevant,
17251 vect_stmt_relevant_p, vect_get_loop_niters,
17252 vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
17253 vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
17254 vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
17255 vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
17256 vect_get_memtag): Likewise.
17258 (vectorizable_load): Function externalized. Declaration moved to
17259 tree-vectorized.h. Function definition moved to tree-vect-transform.c.
17260 (vectorizable_store, vectorizable_operation, vectorizable_assignment,
17261 vect_transform_loop): Likewise.
17262 (vect_transform_stmt): Moved to tree-vect-transform.c.
17263 (vect_align_data_ref, vect_create_destination_var,
17264 vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
17265 vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
17266 vect_get_vec_def_for_operand, vect_init_vector,
17267 vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
17268 vect_build_loop_niters, vect_update_ivs_after_vectorizer,
17269 vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
17270 vect_update_inits_of_drs, vect_do_peeling_for_alignment,
17271 vect_do_peeling_for_loop_bound): Likewise.
17273 * tree-vect-analyze.c: New file.
17274 * tree-vect-transform.c: New file.
17276 2005-02-17 Jason Merrill <jason@redhat.com>
17278 PR mudflap/19319, c++/19317
17279 * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
17282 2005-02-17 Gerald Pfeifer <gerald@pfeifer.com>
17284 * doc/install.texi (Specific): Update link for Darwin-specific
17287 2005-02-16 James A. Morrison <phython@gcc.gnu.org>
17289 * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
17290 constant_boolean_node.
17292 2005-02-16 David Edelsohn <edelsohn@gnu.org>
17295 * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
17296 * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
17298 2005-02-16 Richard Henderson <rth@redhat.com>
17301 * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
17303 (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
17304 replace uses with Wtype_MAXp1_F.
17305 (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
17306 L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
17307 L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
17308 L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
17309 and HAVE_TFMODE as appropriate.
17310 (__fixunssfDI): Provide an implementation that doesn't need DFmode.
17311 (__floatdisf): Likewise.
17312 * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
17313 (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
17314 (Wtype_MAXp1_F): New.
17315 (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
17316 __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
17318 2005-02-16 Richard Earnshaw <rearnsha@arm.com>
17321 * arm.c (arm_apply_result_size): New function.
17322 * arm.h (APPLY_RESULT_SIZE): Define.
17323 * arm-protos.h (arm_apply_result_size): Add prototype.
17324 * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
17325 (movxf): New expand.
17326 (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
17327 (call_value_symbol): Remove predicate for operand 0.
17328 (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
17329 (untyped_call): Rework to correclty return values for any type.
17330 (untyped_return): New expand.
17331 * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
17333 2005-02-16 Stan Shebs <shebs@apple.com>
17335 * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
17336 * config/rs6000/t-darwin8: New, for 64-bit multilib.
17338 2005-02-16 Eric Botcazou <ebotcazou@libertysurf.fr>
17340 * doc/install.texi (sparc-sun-solaris2*): Document required GMP
17341 configure settings on Solaris 7 and later.
17343 2005-02-16 Diego Novillo <dnovillo@redhat.com>
17345 PR tree-optimization/19865
17346 * tree-optimize.c (init_tree_optimization_passes): Run
17347 pass_may_alias after pass_sra.
17349 2005-02-16 Richard Henderson <rth@redhat.com>
17350 Stuart Hastings <stuart@apple.com>
17353 * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
17354 Do nothing if debug info suppressed for this function.
17355 (dbxout_begin_function): Early exit if debug info suppressed for
17358 2005-02-16 Kazu Hirata <kazu@cs.umass.edu>
17361 * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
17363 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
17365 PR tree-optimization/19967
17366 * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
17367 expand_builtin_strchr, expand_builtin_strrchr): Take a new
17368 argument TYPE. Adjust calls to fold_builtin_XXX.
17369 (expand_builtin, fold_builtin_1): Adjust calls to
17370 expand_builtin_XXX.
17371 (fold_builtin_strchr, fold_builtin_strpbrk,
17372 fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
17373 result to a requested type TYPE.
17375 2005-02-16 Jakub Jelinek <jakub@redhat.com>
17377 PR middle-end/19857
17378 * fold-const.c (fold): Don't optimize (T)(x & cst) to
17379 (T)x & (T)cst if (T)cst overflows.
17380 * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
17381 TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
17383 2005-02-15 Jeff Law <law@redhat.com>
17385 * gcse.c (blocks_with_calls): New bitmap.
17386 (alloc_gcse_mem): Allocate it.
17387 (free_gcse_mem): Free it.
17388 (clear_modifY_mem_tables): Clear it.
17389 (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
17390 when we encounter CALL_INSNs.
17391 (compute_transp, case MEM): Handle blocks with calls separate
17392 from blocks without calls. Use bitmap iterators rather than
17395 2005-02-15 Peter O'Gorman <peter@pogma.com>
17398 * mklibgcc.in (vis_hide): Use a temporary object file, not
17401 2005-02-15 Andy Hutchinson <HutchinsonAndy@netscape.net>
17404 * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
17405 access optimization.
17407 2005-02-15 David Edelsohn <edelsohn@gnu.org>
17408 Alan Modra <amodra@bigpond.net.au>
17411 * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
17412 (_xlqsub): Rename to __gcc_qsub.
17413 (_xlqmul): Rename to __gcc_qmul.
17414 (_xlqdiv): Rename to __gcc_qdiv.
17415 Provide versioned symbol aliases with old names.
17416 * config/rs6000/libgcc-ppc64.ver: Rename symbols.
17417 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
17418 * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
17419 * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
17420 * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
17422 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17424 * fold-const.c (fold): Fold -(~A) to A + 1. Fold ~(-A) to A - 1.
17425 Fold ~(A - 1) and ~(A + -1) to -A.
17427 2005-02-15 James A. Morrison <phython@gcc.gnu.org>
17431 * config/host-linux.c (linux_gt_pch_use_address): Copy from
17432 config/pa/pa-host.c:pa_gt_pch_use_address.
17434 2005-02-15 Daniel Berlin <dberlin@dberlin.org>
17436 * tree-vn.c (get_value_handle): Make sure that given an
17437 is_gimple_min_invariant expression, we always return it.
17439 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17441 * passes.c (rest_of_handle_gcse): Fix a comment.
17443 2005-02-15 Jeff Law <law@redhat.com>
17445 * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
17447 (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
17448 (canon_list_insert, record_last_mem_set_info): Similarly.
17449 (clear_modify_mem_tables): Similarly.
17451 2005-02-15 Kazu Hirata <kazu@cs.umass.edu>
17453 * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
17454 tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
17455 config/mips/mips.md, config/rs6000/aix.h,
17456 config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
17458 2005-02-15 Richard Henderson <rth@redhat.com>
17460 * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
17461 call to be best_edge.
17463 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17465 * basic-block.h: Adjust the prototype for find_basic_blocks.
17466 * cfgbuild.c (find_basic_blocks): Remove unused arguments.
17467 * passes.c (rest_of_handle_loop_optimize): Adjust the call to
17470 * flow.c (recompute_reg_usage): Remove all arguments.
17471 * passes.c (rest_of_compilation): Adjust the call to
17472 recompute_reg_usage.
17473 * rtl.h: Adjust the prototype for recompute_reg_usage.
17475 2005-02-14 Daniel Berlin <dberlin@dberlin.org>
17477 * tree-dump.c (dump_files): Update to reflect new member
17479 (dump_register): Add new argument.
17481 (dump_switch_p_1): Check against glob name if doglob was passed.
17482 (dump_switch_p): Check against regular first, then glob if
17483 we didn't have any hits on the dump name.
17484 * tree-optimize.c (register_one_dump_file):
17485 Pass in glob name as well.
17486 * tree-pass.h (struct dump_file_info): Add glob
17489 2005-02-14 Joseph S. Myers <joseph@codesourcery.com>
17491 PR preprocessor/16323
17492 * doc/invoke.texi: Document that -Wendif-labels is on by default.
17494 2005-02-14 David Edelsohn <edelsohn@gnu.org>
17497 * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
17498 (trunctfdf2_internal1): New.
17499 (trunctfdf2_internal2): Renamed from trunctfdf2.
17501 2005-02-14 Diego Novillo <dnovillo@redhat.com>
17503 PR tree-optimization/19853
17504 * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
17506 2005-02-14 Kazu Hirata <kazu@cs.umass.edu>
17508 * passes.c (rest_of_handle_loop_optimize): Remove calls to
17509 delete_dead_jumptables and cleanup_cfg.
17511 2005-02-14 Ulrich Weigand <uweigand@de.ibm.com>
17513 * reload.c (find_reloads): Swap address_reloaded flags when
17514 swapping commutative operands.
17516 2005-02-14 Sebastian Pop <pop@cri.ensmp.fr>
17518 * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
17519 Use standard_iv_increment_position for computing the bsi position
17521 * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
17524 2005-02-13 Zdenek Dvorak <dvorakz@suse.cz>
17527 * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
17528 life range of hard registers.
17529 * value-prof.c (insn_prefetch_values_to_profile): Only
17532 * value-prof.c (rtl_find_values_to_profile): Do not look for values to
17533 profile in libcalls.
17535 2005-02-13 Nathan Sidwell <nathan@codesourcery.com>
17537 * bitmap.h (bitmap_and_compl_into): Return bool.
17538 * bitmap.c (bitmap_and_compl_into): Return changed flag.
17540 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17542 PR tree-optimization/19944
17543 * fold-const.c (fold): Re-add ABS_EXPR folding.
17545 2005-02-13 David Edelsohn <edelsohn@gnu.org>
17548 * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
17549 {TARGET,MASK}_XL_COMPAT.
17550 (SUBTARGET_SWITCHES): Rename xl-call to xl-compat. Use
17552 * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
17553 * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
17555 (rs6000_arg_partial_bytes): Same.
17556 (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
17557 and XL compatibility enabled.
17558 * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
17559 * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
17560 test to final condition.
17561 (cmptf_internal2): New.
17562 * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
17563 xl-compat. Add TFmode information to description.
17565 2005-02-13 Kazu Hirata <kazu@cs.umass.edu>
17567 * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
17569 2005-02-13 Jason Merrill <jason@redhat.com>
17572 * fold-const.c (fold_indirect_ref_1): Split out from...
17573 (build_fold_indirect_ref): Here.
17574 (fold_indirect_ref): New fn.
17575 * tree.h: Declare it.
17576 * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
17577 (gimplify_modify_expr_rhs): Likewise.
17578 (gimplify_expr): Likewise.
17580 2005-02-13 James A. Morrison <phython@gcc.gnu.org>
17582 PR tree-optimization/14303
17583 PR tree-optimization/15784
17584 * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
17585 Fold ABS_EXPR<x> < 0 to false. Fold ABS_EXPR<x> == 0 to x == 0 and
17586 ABS_EXPR<x> != 0 to x != 0.
17588 2005-02-12 Kazu Hirata <kazu@cs.umass.edu>
17590 * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
17591 simplify-rtx.c, tree-ssa-live.h: Fix comment typos. Follow
17592 spelling conventions.
17594 * passes.c (rest_of_handle_gcse): Don't run cse_main and
17595 delete_trivially_dead_insns too many times.
17597 * passes.c (rest_of_handle_gcse): Remove dead assignments to
17600 2005-02-12 Ira Rosen <irar@il.ibm.com>
17602 * tree-vectorizer.c (vect_get_base_and_offset): Remove.
17603 (vect_is_simple_iv_evolution): Remove redundant parameter
17605 (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
17606 without last parameter.
17607 (vect_analyze_pointer_ref_access): Get access_fn as parameter.
17608 Return pointer step. Call vect_is_simple_iv_evolution without
17609 last parameter. Check only that the step is multiple of size
17610 type. Remove stmt_vinfo updates.
17611 (vect_get_memtag_and_dr): Remove.
17612 (vect_get_memtag): New function.
17613 (vect_address_analysis): New function.
17614 (vect_object_analysis): New function.
17615 (vect_analyze_data_refs): Call vect_object_analysis and
17616 vect_get_memtag. Update stmt_vinfo fields.
17618 2005-02-12 Ira Rosen <irar@il.ibm.com>
17620 * tree-data-ref.c (array_base_name_differ_p): Check that the bases
17621 exist and are objects. Remove checks for pointer.
17622 * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
17623 STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
17624 (vect_create_data_ref_ptr): Likewise.
17625 (vect_base_addr_differ_p): New function.
17626 (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
17627 (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
17628 Don't set the DR_BASE_NAME field of data-ref.
17629 (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
17631 2005-02-12 Uros Bizjak <uros@kss-loka.si>
17633 * optabs.h (enum optab_index): Add new OTI_ldexp.
17634 (ldexp_optab): Define corresponding macro.
17635 * optabs.c (init_optabs): Initialize ldexp_optab.
17636 * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
17638 * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
17640 (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
17641 expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
17643 * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
17644 to implement ldexpf, ldexp and ldexpl built-ins as inline x87
17647 2005-02-12 Ira Rosen <irar@il.ibm.com>
17649 * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
17651 * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
17653 (vect_get_base_and_offset): Always return an address.
17654 (vect_create_addr_base_for_vector_ref): Remove treatment for
17655 different data reference types.
17656 (vect_compute_data_ref_alignment): Rename base to base_address in
17657 stmt_vec_info. Get the object in order to force its alignment.
17658 (vect_get_memtag_and_dr): Rename base to base_address in
17659 stmt_vec_info. Extract the object for memtag analysis.
17661 2005-02-12 Hans-Peter Nilsson <hp@axis.com>
17663 PR regression/19898.
17664 * config/cris/cris.c (cris_notice_update_cc): When testing if insn
17665 changes cc_status, use apply modified_in_p to part of cc_status
17666 and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
17669 2005-02-11 Richard Henderson <rth@redhat.com>
17671 * tree-complex.c (expand_complex_libcall): New.
17672 (expand_complex_multiplication): Use it for c99 compliance.
17673 (expand_complex_division): Likewise.
17674 * fold-const.c (fold_complex_add, fold_complex_mult): New.
17676 * builtins.c (built_in_names): Remove const.
17677 * tree.c (build_common_builtin_nodes): Build complex arithmetic
17679 * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
17680 (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
17681 (built_in_names): Remove const.
17682 * c-common.c (c_common_type_for_mode): Handle complex modes.
17683 * flags.h, toplev.c (flag_complex_method): Rename from
17684 flag_complex_divide_method.
17685 * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
17686 __mulsc3, __muldc3, __mulxc3, __multc3): New.
17687 * libgcc2.h: Declare them.
17688 * libgcc-std.ver: Export them.
17689 * mklibgcc.in (lib2funcs): Build them.
17691 2005-02-11 Steven Bosscher <stevenb@suse.de>
17693 PR tree-optimization/19876
17694 Partially revert my change from 2005-01-14
17695 * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
17696 (compute_antic): ...and remove the loop here.
17698 2005-02-11 Jakub Jelinek <jakub@redhat.com>
17700 PR middle-end/19858
17701 * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
17702 is number of inner's bits, avoid creating a BIT_FIELD_REF.
17704 * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
17705 crtend.o if -pie. Use %{x:a;:b} spec syntax.
17707 2005-02-11 Daniel Jacobowitz <dan@codesourcery.com>
17709 * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
17710 offsets for the big-endian 32-bit case.
17712 2005-02-11 Joseph S. Myers <joseph@codesourcery.com>
17714 * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
17716 2005-02-11 Dale Johannesen <dalej@apple.com>
17718 * cselib.c (cselib_process_insn): Clear out regs where
17719 HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
17720 * reload.c (find_equiv_reg): Ditto.
17722 2005-02-11 Ian Lance Taylor <ian@airs.com>
17724 * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
17727 * tree.c (build_function_type_list): Work correctly if there are
17730 2005-02-11 Ulrich Weigand <uweigand@de.ibm.com>
17732 * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
17733 "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
17734 ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
17735 TARGET_ZARCH instead of TARGET_64BIT.
17737 2005-02-11 Ralf Corsepius <ralf.corsepius@rtems.org>
17739 * config/rs6000/t-rtems:
17740 (MULTILIB_OPTIONS): Remove mcpu=602.
17741 (MUTLILIB_DIRNAMES): Remove m602.
17742 (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
17743 Let mcpu=602 match mcpu=603.
17744 (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
17746 2005-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17748 * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
17749 signal trampolines.
17751 2005-02-10 David Daney <ddaney@avtrex.com>
17753 * config/alpha/linux-unwind.h: Add exception clause to copyright.
17754 * config/i386/linux-unwind.h: Likewise.
17755 * config/ia64/linux-unwind.h: Likewise.
17756 * config/mips/linux-unwind.h: Likewise.
17757 * config/pa/linux-unwind.h: Likewise.
17758 * config/rs6000/linux-unwind.h: Likewise.
17759 * config/s390/linux-unwind.h: Likewise.
17760 * config/sh/linux-unwind.h: Likewise.
17761 * config/sparc/linux-unwind.h: Likewise.
17763 2005-02-10 Steven Bosscher <stevenb@suse.de>
17765 PR tree-optimization/17549
17766 * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
17767 TER to replace a DEF with its expression if the DEF and the
17768 rhs of the expression we replace into have the same root
17771 2005-02-10 Richard Sandiford <rsandifo@redhat.com>
17773 * config/mips/mips.md: Fix the placement of the match_scratch in the
17776 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17778 * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
17781 2005-02-10 Zdenek Dvorak <dvorakz@suse.cz>
17783 * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
17784 (strip_offset): Handle addresses.
17785 (add_address_candidates): Use strip_offset.
17786 (difference_cost): Reflect strip_offset change.
17787 (force_var_cost, difference_cost): Strip nops.
17789 2005-02-10 Kazu Hirata <kazu@cs.umass.edu>
17791 * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
17793 * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
17794 tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
17795 config/cris/cris-protos.h, config/cris/cris.c: Update
17798 2005-02-10 Jeff Law <law@redhat.com>
17800 * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
17801 (lookup_avail_expr): Similarly.
17803 2005-02-10 Richard Guenther <rguenth@gcc.gnu.org>
17805 * builtins.c (fold_builtin_powi): New function.
17806 (fold_builtin_1): Call it.
17808 2005-02-10 Steven Bosscher <stevenb@suse.de>
17810 PR documentation/19309
17811 * doc/cpp.texi: The __GNUC__ and related predefined macros
17812 are also defined for the "standalone" cpp.
17813 Some non-GCC compilers may also define __GNUC__.
17815 2005-02-10 Jakub Jelinek <jakub@redhat.com>
17818 * c-typeck.c (common_type): New routine. Old common_type renamed
17820 (c_common_type): ...this.
17821 (build_conditional_expr, build_binary_op): Use c_common_type instead
17824 2005-02-10 Steven Bosscher <stevenb@suse.de>
17826 * doc/md.texi: Replace @samp{length} with @code{length}.
17828 2005-02-09 Zdenek Dvorak <dvorakz@suse.cz>
17830 PR tree-optimization/18687
17831 * tree-flow.h (find_loop_niter): Declare.
17832 * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
17833 Try using scev even for loops with more than one exit.
17834 * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
17835 (struct ivopts_data): Added niters field.
17836 (struct nfe_cache_elt): New.
17837 (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
17839 (tree_ssa_iv_optimize_init): Initialize niters cache.
17840 (determine_number_of_iterations): Removed.
17841 (find_induction_variables): Do not call determine_number_of_iterations.
17842 Access niters for single exit through niter_for_single_dom_exit.
17843 (add_iv_outer_candidates): Access niters for single exit through
17844 niter_for_single_dom_exit.
17845 (may_eliminate_iv): Take data argument. Use niter_for_exit. Do not use
17846 number_of_iterations_cond.
17847 (iv_period): New function.
17848 (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
17849 (may_replace_final_value): Take data argument. Use
17850 niter_for_single_dom_exit.
17851 (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
17852 (rewrite_use_compare): Pass data to may_eliminate_iv.
17853 (rewrite_use_outer): Pass data to may_replace_final_value.
17854 (free_loop_data): Clean up the niters cache.
17855 (tree_ssa_iv_optimize_finalize): Free the niters cache.
17856 (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
17857 * tree-ssa-loop-niter.c (find_loop_niter): New function.
17858 (find_loop_niter_by_eval): Use tree_int_cst_lt.
17859 (num_ending_zeros): Moved to tree.c.
17860 * tree.h (num_ending_zeros): Declare.
17861 * tree.c (num_ending_zeros): Moved from tree.c.
17863 2005-02-09 Richard Henderson <rth@redhat.com>
17865 * builtins.c (DEF_BUILTIN): Add COND argument.
17866 * tree.h (DEF_BUILTIN): Likewise.
17867 * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
17868 DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
17870 (DEF_BUILTIN_STUB): New.
17871 (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
17872 BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
17873 BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
17874 * c-common.c (DEF_BUILTIN): Add COND argument.
17875 * tree.c (local_define_builtin): New.
17876 (build_common_builtin_nodes): New.
17878 2005-02-09 Roger Sayle <roger@eyesopen.com>
17880 * fold-const.c (fold_strip_sign_ops): New function to simplify a
17881 floating point expression ignoring the sign of the result.
17882 (fold) <ABS_EXPR>: Use it to simplify fabs(x).
17883 (fold) <MULT_EXPR>: Use it to simplify x*x.
17884 * tree.h (fold_strip_sign_ops): Prototype here.
17885 * builtins.c (fold_builtin_copysign): Take an additional FNDECL
17886 argument. Use fold_strip_sign_ops to simplify the first argument.
17887 (fold_builtin_pow): Use fold_strip_sign_ops to simplify the
17888 first argument when the second argument is an even integer
17889 constant, but only with -funsafe_math_optimizations.
17890 (fold_builtin_1): Update call to fold_builtin_copysign.
17892 2005-02-09 Ian Lance Taylor <ian@airs.com>
17894 PR middle-end/19583
17895 * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
17896 just check whether EH_FILTER_FAILURE falls through.
17898 2005-02-09 Andreas Krebbel <krebbel1@de.ibm.com>
17900 * gcc/haifa-sched.c (schedule_block): Make queued sched group
17901 insns return to ready list in the next turn.
17903 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17905 PR middle-end/19402
17906 * builtins.def: New __builtin_powi[lf].
17907 * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
17908 (expand_builtin_powi): New function.
17909 (expand_builtin): Dispatch to expand_builtin_powi.
17910 * libgcc2.h: Add prototypes for __builtin_powi[lf].
17911 * libgcc2.c: Add __builtin_powi[lf] implementation.
17912 * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
17913 * optabs.h: Add powi_optab.
17914 * optabs.c (init_optabs): Initialize powi_optab.
17915 * doc/extend.texi: Document __builtin_powi[lf].
17917 2005-02-09 Dorit Naishlos <dorit@il.ibm.com>
17919 * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
17922 2005-02-09 Richard Guenther <rguenth@gcc.gnu.org>
17924 PR middle-end/19854
17925 * fold-const.c (try_move_mult_to_index): Remove redundant
17926 type argument. Create ADDR_EXPR with correct type.
17927 (fold): Update callers of try_move_mult_to_index. Convert
17928 result to the appropriate type.
17930 2005-02-09 Roger Sayle <roger@eyesopen.com>
17933 * config/avr/avr.c (default_rtx_costs): Delete.
17934 (avr_operand_rtx_cost): New function.
17935 (avr_rtx_costs): Completely rewrite.
17937 2005-02-08 Hans-Peter Nilsson <hp@axis.com>
17940 * config/cris/cris.c (in_code): New variable.
17941 (cris_output_addr_const): Now a static function, a wrapper for
17943 (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
17944 case from old cris_output_addr_const.
17945 (cris_asm_output_label_ref): Similar for LABEL_REF.
17946 (cris_output_addr_const_extra): Similar for UNSPEC.
17947 * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
17948 (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
17949 * config/cris/cris-protos.h (cris_output_addr_const): Remove
17951 (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
17952 (cris_asm_output_label_ref): Declare.
17954 2005-02-08 Paolo Bonzini <bonzini@gnu.org>
17956 PR preprocessor/19801
17957 * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
17958 filenames that changed when libcpp was moved to the toplevel.
17960 2005-02-07 Roger Sayle <roger@eyesopen.com>
17962 * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
17963 zero extensions of BImode operands. Call lowpart_subreg instead
17964 of gen_lowpart_common and gen_lowpart_SUBREG.
17966 2005-02-07 Nathanael Nerode <neroden@gcc.gnu.org>
17969 * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
17970 * configure.ac: Set cc_for_cross_gnattools.
17971 * configure: Regenerate.
17973 2005-02-08 Alan Modra <amodra@bigpond.net.au>
17976 * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
17978 2005-02-07 Eric Botcazou <ebotcazou@libertysurf.fr>
17981 * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
17982 of nested functions.
17984 2005-02-07 Jonathan Wakely <redi@gcc.gnu.org>
17986 * doc/extend.texi: Document deprecated extensions allowing
17987 static floating-point members to have initializers and allowing
17988 floating-point literals in integral constant expressions.
17990 2005-02-07 Kazu Hirata <kazu@cs.umass.edu>
17992 * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
17993 config/darwin7.h, config/mips/mips.c,
17994 config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
17997 * cse.c: Update comments.
17999 2005-02-07 Richard Guenther <rguenth@gcc.gnu.org>
18001 PR middle-end/19775
18002 * builtins.c (fold_builtin_sqrt): Transform
18003 sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
18006 2005-02-07 Leehod Baruch <leehod@il.ibm.com>
18007 Dorit Naishlos <dorit@il.ibm.com>
18009 * doc/invoke.texi (ftree-vectorizer-verbose): New.
18010 * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
18011 * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
18013 * tree.h (vect_set_verbosity_level): New extern function declaration
18015 * tree-vectorizer.h (verbosity_levels): New enum type.
18016 * tree-vectorizer.c (vect_debug_stats): Function removed.
18017 (vect_debug_details): Likewise.
18018 (vect_verbosity_level): Global variable was defined and initialized.
18019 (vect_dump): Global variable definition.
18020 (vect_print_dump_info): New function.
18021 (vect_set_dump_settings): New function.
18022 (vect_set_verbosity_level): New function.
18023 (vectorize_loops): Add call to vect_set_dump_settings.
18025 (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
18026 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
18027 (slpeel_tree_peel_loop_to_edge): Likewise.
18029 (vect_analyze_offset_expr): Call to vect_print_dump_info with
18030 appropriate verbosity level instead of call to vect_debug_details
18031 or vect_debug_stats.
18032 (vect_get_base_and_offset):
18033 (vect_create_addr_base_for_vector_ref):
18034 (get_vectype_for_scalar_type):
18035 (vect_create_data_ref_ptr):
18036 (vect_init_vector):
18037 (vect_get_vec_def_for_operand):
18038 (vect_finish_stmt_generation):
18039 (vectorizable_assignment):
18040 (vectorizable_operation):
18041 (vectorizable_store):
18042 (vectorizable_load):
18043 (vect_transform_stmt):
18044 (vect_update_ivs_after_vectorizer):
18045 (vect_do_peeling_for_loop_bound):
18046 (vect_update_inits_of_drs):
18047 (vect_do_peeling_for_alignment):
18048 (vect_transform_loop):
18049 (vect_is_simple_use):
18050 (vect_analyze_operations):
18051 (vect_is_simple_iv_evolution):
18052 (vect_analyze_scalar_cycles):
18053 (vect_analyze_data_ref_dependence):
18054 (vect_analyze_data_ref_dependences):
18055 (vect_compute_data_ref_alignment):
18056 (vect_enhance_data_refs_alignment):
18057 (vect_analyze_data_refs_alignment):
18058 (vect_analyze_data_ref_access):
18059 (vect_analyze_data_ref_accesses):
18060 (vect_analyze_pointer_ref_access):
18061 (vect_get_memtag_and_dr):
18062 (vect_analyze_data_refs):
18063 (vect_mark_relevant):
18064 (vect_stmt_relevant_p):
18065 (vect_mark_stmts_to_be_vectorized):
18066 (vect_can_advance_ivs_p):
18067 (vect_get_loop_niters):
18068 (vect_analyze_loop_form):
18069 (vect_analyze_loop):
18070 (vectorize_loops): Likewise.
18072 (vect_do_peeling_for_loop_bound): Dump format slightly changed.
18073 (vect_update_inits_of_drs):
18074 (vect_do_peeling_for_alignment):
18075 (vect_transform_loop):
18076 (vect_analyze_operations):
18077 (vect_analyze_scalar_cycles):
18078 (vect_analyze_data_ref_dependences):
18079 (vect_analyze_data_refs_alignment):
18080 (vect_analyze_data_ref_accesses):
18081 (vect_analyze_data_refs):
18082 (vect_mark_stmts_to_be_vectorized):
18083 (vect_get_loop_niters):
18084 (vect_analyze_loop_form):
18085 (vect_analyze_loop): Likewise.
18086 (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
18088 2005-02-07 Richard Sandiford <rsandifo@redhat.com>
18092 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
18093 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
18094 either -ffast-math or -funsafe-math-optimizations is in use.
18096 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
18097 * config/mips/irix-csr.c: New file.
18098 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
18099 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
18100 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
18103 2005-02-07 Alexandre Oliva <aoliva@redhat.com>
18105 * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
18106 redundant, incorrect definitions.
18108 * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
18110 ("*tls_indirect_call"): New, reference hard regs directly.
18111 * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
18113 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
18115 * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
18116 Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
18118 2005-02-06 Roger Sayle <roger@eyesopen.com>
18120 PR rtl-optimization/19800
18121 * simplify_rtx.c (simplify_relational_operation_1): Explicitly
18122 call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
18125 2005-02-07 Ralf Corsepius <ralf.corsepius@rtems.org>
18127 * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
18129 2005-02-07 Joseph S. Myers <joseph@codesourcery.com>
18132 * doc/invoke.texi: Correct documentation of -freorder-functions.
18134 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18137 * doc/invoke.texi: Don't mention gccbug.
18139 2005-02-06 Roger Sayle <roger@eyesopen.com>
18140 Andrew Pinski <pinskia@physics.uc.edu>
18141 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
18143 * simplify-rtx.c (simplify_relational_operation_1): Simplify
18144 (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
18145 into just (zero_extract:SI FOO (const_int 1) BAR).
18147 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18149 * doc/cpp.texi: Include gcc-common.texi. Don't define gcctabopt
18150 macro locally. Don't give last revision date. Use GCC version
18151 number from gcc-common.texi.
18152 * doc/cppinternals.texi: Include gcc-common.texi. Don't give last
18153 revision date. Use GCC version number from gcc-common.texi.
18154 Describe being a library as current state rather than as 3.x
18156 * doc/gcc.texi: Remove last update date.
18157 * doc/gccint.texi: Likewise. Update copyright dates.
18158 * doc/install.texi: Update copyright dates.
18160 2005-02-06 Joseph S. Myers <joseph@codesourcery.com>
18163 * doc/invoke.texi: Mention for each option included in -Wall that
18164 it is included in -Wall.
18165 * doc/gcc.texi: Update copyright and last modification date.
18167 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18169 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
18170 unnecessary cast to original induction variable increments.
18172 2005-02-06 Zdenek Dvorak <dvorakz@suse.cz>
18174 PR tree-optimization/18219
18175 * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
18176 in distributed form.
18178 2005-02-06 Richard Sandiford <rsandifo@redhat.com>
18180 * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
18181 Set bitpos and offset later in the function. Do nothing if the
18182 target is a register and if the bitfield lies completely outside
18184 (extract_bit_field): Make the same SUBREG, bitpos and offset changes
18185 here. Return an uninitialised register if the source value is stored
18186 in a register and the bitfield lies completely outside that register.
18188 2005-02-06 Steven Bosscher <stevenb@suse.de>
18190 * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
18193 2005-02-06 Marcin Dalecki <martin@dalecki.de>
18195 * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
18197 2005-02-06 Geoffrey Keating <geoffk@apple.com>
18199 * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
18200 * config/darwin8.h: New.
18201 * config/darwin7.h: Update comment.
18203 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
18204 Dorit Naishlos <dorit@il.ibm.com>
18206 * tree-vectorizer.h (LOC): New type.
18207 (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
18208 (loop_line_number): New field in struct _loop_vec_info.
18209 (LOOP_VINFO_LOC, LOOP_LOC): New macros.
18211 * tree-vectorizer.c (input.h): Included.
18212 (find_loop_location): New function.
18213 (vect_debug_stats): Argument changed from loop to LOC. Computation of
18214 loop line number removed.
18215 (vect_debug_details): Likewise.
18216 (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
18218 (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
18219 call to vect_debug_details/stats changed from loop to loop_loc.
18220 (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
18221 (slpeel_tree_peel_loop_to_edge): Likewise.
18223 (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
18224 changed from NULL to UNKNOWN_LOC.
18225 (vect_get_base_and_offset):
18226 (vect_create_addr_base_for_vector_ref):
18227 (get_vectype_for_scalar_type):
18228 (vect_create_data_ref_ptr):
18229 (vect_init_vector):
18230 (vect_get_vec_def_for_operand):
18231 (vect_finish_stmt_generation):
18232 (vectorizable_assignment):
18233 (vectorizable_operation):
18234 (vectorizable_store):
18235 (vectorizable_load):
18236 (vect_transform_stmt):
18237 (vect_update_ivs_after_vectorizer):
18238 (vect_do_peeling_for_loop_bound):
18239 (vect_do_peeling_for_alignment):
18240 (vect_transform_loop):
18241 (vect_is_simple_use):
18242 (vect_analyze_operations):
18243 (vect_is_simple_iv_evolution):
18244 (vect_analyze_scalar_cycles):
18245 (vect_analyze_data_ref_dependences):
18246 (vect_compute_data_ref_alignment):
18247 (vect_enhance_data_refs_alignment):
18248 (vect_analyze_data_ref_access):
18249 (vect_analyze_data_ref_accesses):
18250 (vect_analyze_pointer_ref_access):
18251 (vect_get_memtag_and_dr):
18252 (vect_analyze_data_refs):
18253 (vect_mark_relevant):
18254 (vect_stmt_relevant_p):
18255 (vect_mark_stmts_to_be_vectorized):
18256 (vect_can_advance_ivs_p):
18257 (vect_get_loop_niters):
18258 (vect_analyze_loop):
18259 (vectorize_loops): Likewise.
18261 (vectorizable_load): Argument in call to vect_debug_details/stats
18262 changed from loop to LOOP_LOC (loop_vinfo).
18263 (vect_transform_loop):
18264 (vect_analyze_operations):
18265 (vect_analyze_scalar_cycles):
18266 (vect_analyze_data_ref_dependence):
18267 (vect_enhance_data_refs_alignment):
18268 (vect_analyze_data_ref_accesses):
18269 (vect_analyze_pointer_ref_access):
18270 (vect_analyze_data_refs):
18271 (vect_analyze_loop): Likewise.
18273 (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
18274 changed from loop to loop_loc.
18276 (vect_enhance_data_refs_alignment): Removed unused variable loop.
18278 2005-02-03 Leehod Baruch <leehod@il.ibm.com>
18279 Dorit Naishlos <dorit@il.ibm.com>
18281 * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
18283 (vect_analyze_data_ref_dependences): Likewise.
18285 (vect_is_simple_use): Argument changed from loop structure to
18286 loop_vect_info structure.
18287 (vect_can_advance_ivs_p): Likewise.
18288 (vect_create_index_for_vector_ref): Likewise.
18289 (vect_update_ivs_after_vectorizer): Likewise.
18290 (new_stmt_vec_info): Likewise.
18292 (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
18293 changed from loop to loop_vinfo.
18294 (vect_create_data_ref_ptr): First argument in call to
18295 vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
18296 (vectorizable_assignment): Second argument in call to vect_is_simple_use
18297 was changed from loop to loop_vinfo.
18298 (vectorizable_operation): Likewise.
18299 (vectorizable_store): Likewise.
18300 (vect_mark_stmts_to_be_vectorized): Likewise.
18301 (vect_do_peeling_for_loop_bound): First argument in call to
18302 vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
18303 (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
18304 was changed from loop to loop_vinfo.
18305 (vect_analyze_data_ref_dependences): Third argument in call to
18306 vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
18308 (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
18309 (vect_create_data_ref_ptr): Likewise.
18310 (vect_init_vector): Likewise.
18311 (vect_get_vec_def_for_operand): Likewise.
18312 (vectorizable_assignment): Likewise.
18313 (vectorizable_operation): Likewise.
18314 (vectorizable_store): Likewise.
18315 (vectorizable_load): Likewise.
18316 (vect_update_ivs_after_vectorizer): Likewise.
18317 (vect_is_simple_use): Likewise.
18318 (vect_analyze_data_ref_dependence): Likewise.
18319 (vect_analyze_pointer_ref_access): Likewise.
18320 (vect_can_advance_ivs_p): Likewise.
18322 * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
18323 before _stmt_vec_info.
18324 (_stmt_vec_info): Loop field replaced by loop_vec_info.
18325 (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
18326 (new_stmt_vec_info): Argument changed from loop structure to
18327 loop_vect_info structure
18329 (vect_analyze_data_ref_dependences): Unnecessary line was removed.
18330 (vect_analyze_offset_expr): Avoid 80 columns overflow.
18331 (vect_create_addr_base_for_vector_ref): Likewise.
18332 (vect_analyze_pointer_ref_access): Likewise.
18334 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18337 * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
18338 phi flag if the phi is abnormal.
18340 2005-02-03 Andrew Pinski <pinskia@physics.uc.edu>
18343 * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
18344 information for the new statement.
18346 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18349 * gcc.c (main): Include the target in -v output.
18351 2005-02-03 Alexandre Oliva <aoliva@redhat.com>
18353 * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
18354 Do not drop the extend if we'd have to add a paradoxical subreg
18355 later. Include optabs.h and insn-codes.h.
18356 * Makefile.in (combine.o): Depend on $(OPTABS_H).
18358 2005-02-02 Roger Sayle <roger@eyesopen.com>
18360 PR middle-end/19405
18361 * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
18362 * fold-const.c (const_binop): Avoid constant folding floating
18363 point operations in modes that use composite representations.
18364 * simplify-rtx.c (simplify_binary_operation): Likewise.
18366 2005-02-02 Geoffrey Keating <geoffk@apple.com>
18368 * config/rs6000/altivec.md (altivec_dst): Make the first operand
18370 (altivec_dstt): Likewise.
18371 (altivec_dstst): Likewise.
18372 (altivec_dststt): Likewise.
18373 * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
18376 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18378 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
18379 EXPR_LOCUS from orig_cond to the new cond_stmt.
18380 (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
18383 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18385 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
18386 standard_iv_increment_position. Remove call to bsi_next
18387 (no need to bump the iterator anymore).
18388 (vect_create_index_for_vector_ref): Call
18389 standard_iv_increment_position. Remove second function argument.
18390 (vect_finish_stmt_generation): Remove call to bsi_next
18391 (no need to bump the iterator anymore).
18392 (vect_create_data_ref_ptr): Remove second argument (bsi) in call
18393 to vect_create_index_for_vector_ref.
18395 2005-02-03 Dorit Naishlos <dorit@il.ibm.com>
18397 * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
18398 phis are used out of the loop.
18400 2005-02-03 Joseph S. Myers <joseph@codesourcery.com>
18403 * c-decl.c (undef_nested_function): New variable.
18404 (pop_scope): Diagnose undefined nested functions.
18405 (finish_function): Don't attempt cgraph processing or genericizing
18406 if current top-level function contained an undefined nested
18407 function. Reset undef_nested_function at the end of a top-level
18410 2005-02-02 Zdenek Dvorak <dvorakz@suse.cz>
18412 * tree.c (build_int_cst_type): Take sign of the value into account
18413 when deciding whether sign extend the value.
18415 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18418 * gcc.c (cpp_unique_options): Remove %{trigraphs}.
18419 (cpp_options, cc1_options): Change %{std*&ansi} to
18420 %{std*&ansi&trigraphs}.
18422 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18424 * cse.c: Update comments.
18426 2005-02-02 Aldy Hernandez <aldyh@redhat.com>
18428 * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
18429 arguments go on the stack. Do not put complex doubles in odd/even
18432 2005-02-02 Steven Bosscher <stevenb@suse.de>
18434 * doc/invoke.texi: Update the options enabled at -O1, -O2,
18435 and -O3. Update the documentation for -fgcse-sm, -fgcse-las,
18436 -ftree-pre, and -fthread-jumps.
18438 2005-02-02 Richard Sandiford <rsandifo@redhat.com>
18440 PR tree-optimization/19578
18441 * tree-flow.h (modified_noreturn_calls): Declare.
18442 (noreturn_call_p): Declare.
18443 * tree-flow-inline.h (noreturn_call_p): New function.
18444 (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
18445 * tree-cfg.c (modified_noreturn_calls): New variable.
18446 (cleanup_control_flow): Use noreturn_call_p. Split basic blocks
18447 that contain a mid-block noreturn call.
18448 * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
18450 2005-02-02 Kazu Hirata <kazu@cs.umass.edu>
18452 * df.c (df_def_record_1, df_uses_record): Don't use
18454 * df.h (DF_FOR_REGALLOC): Remove.
18456 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18459 * c-typeck.c (really_start_incremental_init): Reset
18460 constructor_max_index for arrays of incomplete type.
18462 2005-02-02 Jeff Law <law@redhat.com>
18464 * gcse.c (struct reg_set): Store the block index where the register
18465 was set rather than the setting insn.
18466 (record_one_set, compute_transp): Corresponding changes.
18467 (pre_insert_copy_insn): Do not call replace_one_set.
18468 (replace_one_set): Remove.
18470 2005-02-02 Joseph S. Myers <joseph@codesourcery.com>
18473 * doc/gcov.texi: Fix typo.
18475 2005-02-01 Richard Henderson <rth@redhat.com
18478 * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
18479 * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
18481 (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
18482 * config/i386/i386-protos.h: Update.
18484 2005-02-01 Steven Bosscher <stevenb@suse.de>
18486 PR tree-optimization/19217
18487 * tree-cfg.c (verify_expr): Use the data field to see if TP was
18488 seen inside a PHI node. Do not do the ADDR_EXPR check if it was.
18489 (verify_stmts): Pass (void*)1 as data to verify_expr to signal
18490 that it is walking a PHI node.
18492 2005-02-01 Joseph S. Myers <joseph@codesourcery.com>
18494 * doc/extend.texi (Nested Functions): Update.
18496 2005-02-01 Richard Henderson <rth@redhat.com>
18499 * optabs.c (expand_copysign_absneg): Export.
18500 * optabs.h (expand_copysign_absneg): Declare.
18501 * config/rs6000/rs6000.md (copysigntf3): New.
18503 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18505 PR tree-optimization/19633
18506 * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
18507 * tree-ssa-alias.c (init_alias_info): Initialize.
18508 (merge_pointed_to_info): Set.
18509 (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
18510 (dump_points_to_info_for): Show value of pt_null.
18511 (struct count_ptr_d): Declare.
18512 (find_ptr_dereference): Remove.
18513 (ptr_is_dereferenced_by): Remove.
18514 (count_ptr_derefs): New local function.
18515 (count_uses_and_derefs): New local function.
18516 (compute_points_to_and_addr_escape): Call it. If the number
18517 of dereferences is greater than zero, mark the pointer as
18518 dereferenced. If there are fewer dereferences than uses of
18519 the pointer, the pointer's value escapes.
18521 2005-02-01 Diego Novillo <dnovillo@redhat.com>
18523 PR tree-optimization/19670
18524 * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
18526 (verify_use): ... set it here, instead.
18528 2005-02-01 Janis Johnson <janis187@us.ibm.com>
18530 * doc/sourcebuild.texi (Test directives): Fix formatting.
18532 * doc/sourcebuild.texi (Test directives): Describe selector
18535 2005-02-01 Segher Boessenkool <segher@kernel.crashing.org>
18537 * config.gcc (powerpc64-*-linux*): Default to -m64 also for
18538 specific 64-bit CPUs.
18540 2005-02-01 Richard Earnshaw <rearnsha@arm.com>
18543 * arm.c (arm_eliminable_register): New function.
18544 (adjacent_mem_locations): Don't allow eliminable registers. Use
18545 HOST_WIDE_INT for address offsets.
18546 * arm-protos.h (arm_eliminable_register): Add prototype.
18548 2005-02-01 Steven Bosscher <stevenb@suse.de>
18550 PR optimization/15242
18551 * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
18552 * basic-block.h (duplicate_computed_gotos): Add prototype.
18553 * bb-reorder.c (duplicate_computed_gotos): New function to
18554 duplicate sufficiently small blocks ending in a computed jump.
18555 * passes.c (rest_of_compilation): Call duplicate_computed_gotos
18556 if not optimizing for size.
18557 * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
18558 never do tail merging for blocks ending in a computed jump.
18559 * doc/invoke.texi: Document the max-goto-duplication-insns param.
18561 2005-02-01 Eric Botcazou <ebotcazou@libertysurf.fr>
18563 Patch from Richard Sandiford <rsandifo@redhat.com>
18564 * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
18565 from inheriting a subreg equivalence with a non-spill register.
18567 * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
18569 2005-02-01 Alexandre Oliva <aoliva@redhat.com>
18571 * config/frv/frv.c (movcc_fp_destination_operand): New.
18572 (gpr_or_memory_operand): Fix typo in comment.
18573 (gpr_or_memory_operand_with_scratch): New.
18574 * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
18575 * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
18576 movcc_fp_destination_operand.
18577 (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
18578 Legitimize memory addresses using a scratch register.
18580 2005-01-31 Jeff Law <law@redhat.com>
18582 * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
18583 bitmap a sparse bitmap instead of a simple bitmap.
18584 (mark_def_sites_initialize_block): Corresponding changes.
18585 (ssa_mark_def_sites_initialize_block): Likewise.
18586 (ssa_mark_phi_uses): Likewise.
18587 (mark_def_site, ssa_mark_def_sites): Likewise.
18588 (mark_def_site_blocks): Likewise.
18589 (rewrite_ssa_into_ssa): Likewise.
18591 * tree-ssa-dom.c (record_cond): Pass correct variable type
18592 for last argument to htab_find_slot_with_hash.
18594 * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
18595 effects when optimizing 0 % X. Do not try to optimize X % 0.
18597 2005-01-31 James E. Wilson <wilson@specifixinc.com>
18599 * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
18602 2005-02-01 Eric Christopher <echristo@redhat.com>
18604 * config/mips/mips.c (override_options): Warn if -mint64
18606 * doc/invoke.texi (MIPS Options): Document that -mint64 is
18609 2005-02-01 Kazu Hirata <kazu@cs.umass.edu>
18611 * cse.c (cse_reg_info): Remove hash_next, next, regno. Add
18613 (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
18614 REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
18615 cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
18616 (cached_regno): Initialize to INVALID_REGNUM.
18617 (cse_reg_info_table_size,
18618 cse_reg_info_table_first_uninitialized,
18619 cse_reg_info_timestamp): New.
18620 (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
18622 (init_cse_reg_info, get_cse_reg_info_1): New.
18623 (get_cse_reg_info): Cache the last look-up.
18624 (new_basic_block): Update the code to clear mappings from
18625 registers to cse_reg_info entries.
18626 (cse_main): Call init_cse_reg_info.
18628 * cse.c (get_cse_reg_info): Update a comment.
18630 2005-01-31 Steven Bosscher <stevenb@suse.de>
18633 * c-decl.c (start_decl): Do not warn about arrays of elements with
18634 an incomplete type here.
18635 (grokdeclarator): Do it here by making a pedwarn an error.
18636 * c-typeck.c (push_init_level): If there were previous errors with
18637 the constructor type, do not warn about braces for initializers.
18638 (process_init_element): Likewise for excess initializer elements.
18640 2005-01-31 Kazu Hirata <kazu@cs.umass.edu>
18642 * cse.c (delete_trivially_dead_insn): Don't iterate.
18644 2005-01-31 Andrew Pinski <pinskia@physics.uc.edu>
18646 * config/rs6000/rs6000.md (copysignsf3): New expand.
18647 (copysigndf3): Likewise.
18649 2005-01-31 Steven Bosscher <stevenb@suse.de>
18651 * recog.c (constrain_operands): Only look for earlyclobber operand
18652 conflicts if an '&' constraint was seen.
18654 2005-01-31 Marc Espie <espie@openbsd.org>
18656 * config.gcc: Don't include embedded systems fragment, switches default
18657 debugging format to ELF.
18658 * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
18659 longer pick it up there.
18661 2005-01-31 Dale Johannesen <dalej@apple.com>
18663 * doc/extend.texi (nested functions): Fix linkage description.
18664 Clarify that static is not allowed.
18666 2005-01-31 Dale Johannesen <dalej@apple.com>
18668 * config/rs6000/darwin.md (movsf_low_di): Make work.
18669 (movdf_low_di): Make work.
18671 2005-01-31 Dale Johannesen <dalej@apple.com>
18673 * config/rs6000/darwin-tramp.asm (__trampoline_setup):
18674 Make work for 64 bit.
18676 2005-01-31 Roger Sayle <roger@eyesopen.com>
18677 Dale Johannesen <dalej@apple.com>
18679 PR middle-end/19650
18680 * fold-const.c (fold_binary_op_with_conditional_arg):
18681 Make types match original operands, before STRIP_NOPS.
18683 2005-01-31 Alan Modra <amodra@bigpond.net.au>
18685 * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
18686 (struct gcc_regs): Rename from gcc_pt_regs. Add more regs.
18687 (struct gcc_sigcontext): Delete. Merge contents to..
18688 (struct gcc_ucontext): ..here.
18689 (get_sigcontext): Delete.
18690 (get_regs): New function, like get_sigcontext but return regs ptr.
18691 64-bit version finds regs from r1 to support vdso.
18692 (ppc_linux_aux_vector): New function.
18693 (ppc_fallback_frame_state): Modify for get_regs. Restore fprs
18696 2005-01-31 Ira Rosen <irar@il.ibm.com>
18698 * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
18700 (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
18701 redundant fold. Fix misalignment for MINUS_EXPR.
18702 (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
18703 (vect_analyze_pointer_ref_access): Likewise.
18704 (vect_get_memtag_and_dr): Likewise.
18706 2005-01-31 Richard Henderson <rth@redhat.com>
18708 * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
18709 (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
18710 absnegdf2_i387, absnegxf2_i387): Likewise.
18712 2005-01-31 Richard Henderson <rth@redhat.com>
18715 * optabs.c (expand_copysign_absneg): New.
18716 (expand_copysign_bit): Split out from ...
18717 (expand_copysign): ... here. Use expand_copysign_absneg.
18719 2005-01-30 Roger Sayle <roger@eyesopen.com>
18721 PR middle-end/19697
18722 * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
18723 constant as the second operand and a register as the third.
18725 2005-01-31 Danny Smith <dannysmith@users.sourceforge.net>
18728 * config/i386/i386.c (ix86_function_ok_for_sibcall): Also check
18729 that dllimport'd functions do not use all call-clobbered registers
18730 to pass parameters.
18732 2005-01-30 Richard Henderson <rth@redhat.com>
18735 * optabs.c (expand_absneg_bit): Split out from expand_unop and
18736 expand_abs_nojump and generalize. Use operand_subword and
18737 emit_no_conflict_block. Support large modes.
18738 (expand_abs_nojump): Use it. Use HONOR_SIGNED_ZEROS to fall
18740 (expand_unop): Likewise. Use HONOR_SIGNED_ZEROS to fall back
18741 negation to subtraction.
18742 (expand_copysign): Check that the format has signed zeros.
18743 Use operand_subword and emit_no_conflict_block. Support large modes.
18745 2005-01-30 Daniel Berlin <dberlin@dberlin.org>
18747 Fix PR tree-optimization/19624
18749 * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
18750 * tree-ssa-pre.c: Add cfgloop.h.
18752 (pre_stats): New member, constified.
18753 (inserted_exprs): New static variable.
18754 (NECESSARY): New macro.
18755 (create_expression_by_pieces): Fold the expression, and
18756 mark it as defaulting to not necessary. Also put in
18758 (fully_constant_expression): New function.
18759 (insert_into_preds_of_block): Modify to not insert phis when we
18760 are playing with induction variables.
18761 Push phis onto the inserted_exprs vector, and mark them as not
18762 necessary by default.
18763 (insert_aux): Call fully_constant_expression on eprime.
18764 If all edges produce the same value, mark it constant.
18765 (mark_operand_necessary): New function.
18766 (remove_dead_inserted_code): New function.
18767 (init_pre): Init loop optimizer to get loop info.
18768 (fini_pre): Free loop_optimizer, and inserted_exprs vec.
18769 (execute_pre): Commit edge inserts, then remove dead code.
18771 2005-01-30 Richard Henderson <rth@redhat.com>
18773 * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
18774 * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
18776 2005-01-30 Richard Henderson <rth@redhat.com>
18779 * config/i386/i386.c (ix86_expand_copysign): New.
18780 (ix86_split_copysign_const): New.
18781 (ix86_split_copysign_var): Rename from ix86_split_copysign,
18782 rearrange op1/nmask operands.
18783 * config/i386/i386-protos.h: Update.
18784 * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
18785 (copysigndf3): Likewise.
18786 (copysignsf3_const, copysigndf3_const): New.
18787 (copysignsf3_var): Rename from copysignsf3, split out splitter
18788 and fix split predicate for X constraint.
18789 (copysigndf3_var): Similarly.
18791 2005-01-30 Kazu Hirata <kazu@cs.umass.edu>
18793 * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
18794 doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
18795 doc/tm.texi, doc/tree-ssa.texi: Update copyright.
18797 2005-01-29 Richard Henderson <rth@redhat.com>
18800 * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
18801 of # and * in constraints.
18803 2005-01-29 Richard Henderson <rth@redhat.com>
18805 PR middle-end/19689
18806 * expr.c (store_field): Don't strip sub-mode cast when the input
18807 data is even smaller.
18809 2005-01-29 Richard Henderson <rth@redhat.com>
18811 PR middle-end/19687
18812 * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
18815 2005-01-29 Richard Henderson <rth@redhat.com>
18817 * combine.c (make_field_assignment): Fix argument order
18820 2005-01-29 Richard Guenther <richard.guenther@uni-tuebingen.de>
18822 PR tree-optimization/15791
18823 * fold-const.c (extract_array_ref): New function.
18824 (fold): Fold comparisons between &a[i] and &a[j] or
18825 semantically equivalent trees.
18827 2005-01-29 Jeff Law <law@redhat.com>
18829 * gcse.c (insert_expr_in_table): Revamp handling of available
18830 and anticipatable occurrence lists to avoid unnecessary list
18832 (insert_set_in_table): Similarly.
18834 2005-01-29 Joseph S. Myers <joseph@codesourcery.com>
18836 * c-common.c (fix_string_type): Just use c_build_qualified_type to
18838 (c_build_qualified_type): Build qualified array types with
18839 TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
18840 * c-decl.c (c_make_fname_decl): Build unqualified array type
18841 before qualified type.
18842 (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
18843 type is qualified, not just if type itself is. Don't apply
18844 qualifiers to array type when declarator is processed. Apply
18845 qualifiers to field type whether or not it is an array type.
18846 Don't handle array types specially for applying qualifiers to
18848 * c-typeck.c (composite_type): Build unqualified element type and
18849 array type when forming composite of array types.
18850 (common_pointer_type, comptypes, comp_target_types,
18851 type_lists_compatible_p, build_indirect_ref, build_array_ref,
18852 convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
18854 (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
18855 (args2) in variables a1 and a2.
18857 2005-01-29 Kazu Hirata <kazu@cs.umass.edu>
18859 * cse.c (n_elements_made, max_elements_made): Remove.
18860 (insert): Don't touch n_elements_made.
18861 (cse_main): Don't touch n_elements_made or max_elements_made.
18863 2005-01-28 Stephane Carrez <stcarrez@nerim.fr>
18866 * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
18867 configuration part of dp-bit.c to be lost.
18869 2005-01-28 Roger Sayle <roger@eyesopen.com>
18871 * expmed.c (expand_mult_highpart_optab): When attempting to use
18872 a non-widening multiplication in a wider mode, the operands need
18873 to be converted (zero or sign extended) to that mode.
18875 2005-01-28 Ian Lance Taylor <ian@airs.com>
18877 PR middle-end/16558
18878 PR middle-end/19583
18879 * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
18880 through if both operands fall through.
18882 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18884 * cse.c (fold_rtx) <PC>: Don't optimize.
18886 2005-01-28 Jeff Law <law@redhat.com>
18888 * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
18889 (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
18891 2005-01-28 Kazu Hirata <kazu@cs.umass.edu>
18893 * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
18894 cse_reg_info_used_list_end): Remove.
18895 (cse_reg_info_list, cse_reg_info_list_free): New.
18896 (get_cse_reg_info): When allocating an instance of
18897 cse_reg_info, add it to the beginning of the cse_reg_info_list
18898 list. Remove code to maintain cse_reg_info_used_list.
18899 (new_basic_block): Reset the free list to the beginning of
18902 2005-01-28 Richard Sandiford <rsandifo@redhat.com>
18904 * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
18905 (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
18906 (frv_expand_mdpackh_builtin): New function.
18907 (frv_expand_builtin): Use it to expand __MDPACKH.
18908 * doc/extend.texi (__MDPACKH): Update documentation.
18910 2005-01-28 Uros Bizjak <uros@kss-loka.si>
18912 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
18913 SSE_FLOAT_MODE_P for use_sse computation.
18915 2005-01-28 Ralf Corsepius <ralf.corsepius@rtems.org>
18918 * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
18920 2005-01-27 Richard Henderson <rth@redhat.com>
18922 * builtins.c (expand_builtin_copysign): New.
18923 (expand_builtin): Call it.
18924 * genopinit.c (optabs): Add copysign_optab.
18925 * optabs.c (init_optabs): Initialize it.
18926 (expand_copysign): New.
18927 * optabs.h (OTI_copysign, copysign_optab): New.
18928 (expand_copysign): Declare.
18930 * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
18931 (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
18933 * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
18934 (ix86_expand_fp_absneg_operator): ... here.
18935 (ix86_split_copysign): New.
18936 * config/i386/i386-protos.h: Update.
18937 * config/i386/i386.md (UNSPEC_COPYSIGN): New.
18938 (copysignsf3, copysigndf3): New.
18940 * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
18941 (copysignsf3, ncopysignsf3): New.
18942 (copysigndf3, ncopysigndf3): New.
18943 (copysignxf3, ncopysignxf3): New.
18944 * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
18946 2005-01-27 Arend Bayer <arend.bayer@web.de>
18947 Kazu Hirata <kazu@cs.umass.edu>
18949 * cse.c: (find_best_addr): Don't call copy_rtx before calling
18950 fold_rtx. Save cost recomputation if fold_rtx did nothing.
18951 (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
18954 2005-01-27 Jeff Law <law@redhat.com>
18956 * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
18957 definitions of SSA_NAMEs which are not being rewritten.
18958 (rewrite_ssa_into_ssa): Only initialize the current definition
18959 of an SSA_NAME if that SSA_NAME has been marked for rewriting.
18960 If checking is enabled, assert that SSA_NAME_AUX is clear for all
18961 SSA_NAMEs before returning.
18963 2005-01-27 Kazu Hirata <kazu@cs.umass.edu>
18965 * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
18966 cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
18967 tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
18968 config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
18969 config/mips/iris6.h, config/sh/sh.c: Update copyright.
18971 2005-01-27 Steven Bosscher <stevenb@suse.de>
18973 PR middle-end/17278
18974 * opts.c (decode_options): Move flag_thread_jumps from -O1 and
18975 higher to -O2 and higher. Likewise for tree PRE.
18976 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
18979 2005-01-27 Ian Lance Taylor <ian@airs.com>
18981 PR middle-end/19583
18982 * gimple-low.c (try_catch_may_fallthru): New static function.
18983 (block_may_fallthru): Handle TRY_CATCH_EXPR.
18984 * tree-inline.c (expand_call_inline): Don't warn about reaching
18985 the end of a non-void function being inlined if the function uses
18988 2005-01-27 Jakub Jelinek <jakub@redhat.com>
18990 * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
18993 * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
18994 (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
18995 (implicitly_declare): Handle error_mark_node.
18997 2005-01-27 Richard Henderson <rth@redhat.com>
19000 * tree.h (struct tree_decl): Add debug_expr_is_from.
19001 (DECL_DEBUG_EXPR_IS_FROM): New.
19002 (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
19003 * dwarf2out.c (dwarf2out_var_location): Update to match.
19004 * tree-outof-ssa.c (create_temp): Likewise.
19005 * var-tracking.c (track_expr_p): Likewise.
19006 * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
19007 * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
19008 * toplev.c (default_tree_printer): Likewise.
19010 2005-01-27 Alexandre Oliva <aoliva@redhat.com>
19012 * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
19013 GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
19015 2005-01-27 Steven Bosscher <stevenb@suse.de>
19017 * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
19018 CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
19019 ASM_CLOBBERS): Add tree checks.
19021 * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
19022 (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
19023 * c-common.def (SWITCH_STMT): Update to match.
19024 * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
19025 macros instead of SWITCH_EXPR ones.
19026 * c-dump.c (c_dump_tree): Likewise.
19027 * c-gimplify.c (gimplify_switch_stmt): Likewise.
19028 * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
19030 * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
19032 2005-01-27 Alan Modra <amodra@bigpond.net.au>
19034 * unwind-dw2.c (execute_stack_op): Add missing cases for
19035 DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
19037 2005-01-27 Eric Botcazou <ebotcazou@libertysurf.fr>
19039 * config.gcc (Obsolete configurations): Remove 'dummy', add
19040 sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
19043 2005-01-26 Diego Novillo <dnovillo@redhat.com>
19045 PR tree-optimization/19633
19046 * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
19048 (maybe_create_global_var): Do not create .GLOBAL_VAR if there
19049 are no call-clobbered variables.
19050 * tree-outof-ssa.c (check_replaceable): Return false for calls
19053 2005-01-26 Ulrich Weigand <uweigand@de.ibm.com>
19055 * dbxout.c (dbxout_symbol_location): Resolve constant pool references
19056 even for variables with NULL DECL_INITIAL.
19058 2005-01-26 Stuart Hastings <stuart@apple.com>
19060 * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
19062 2005-01-26 Richard Henderson <rth@redhat.com>
19064 PR middle-end/18008
19065 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
19067 * expr.c (store_field): Strip conversions to odd-bit-sized types
19068 if the destination field width matches.
19070 2005-01-26 Richard Henderson <rth@redhat.com>
19072 * c-decl.c, expmed.c, expr.c: Revert last change.
19074 2005-01-26 Richard Henderson <rth@redhat.com>
19076 PR middle-end/18008
19077 * c-decl.c (finish_struct): Set DECL_MODE after resetting a
19079 * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
19080 if we don't need the bits above those present in the current mode.
19081 * expr.c (store_field): Strip conversions to odd-bit-sized types
19082 if the destination field width matches.
19084 2005-01-26 Richard Sandiford <rsandifo@redhat.com>
19086 * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
19087 either -ffast-math or -funsafe-math-optimizations is in use.
19089 2005-01-26 Marek Michalkiewicz <marekm@amelek.gda.pl>
19093 * config/avr/avr.c (notice_update_cc): Only set condition code for
19094 ashrqi3 if shift count > 0.
19095 (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
19096 (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
19097 ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
19098 count <= 0 as a no-op, and shift count >= width by copying zero
19099 or sign bit to all bits of the result.
19100 * config/avr/avr.md (all shifts): Add alternatives for zero shift
19101 count, with attribute "length" set to 0 and "cc" set to "none".
19103 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
19105 * doc/invoke.texi: Document -mTLS.
19107 * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
19108 * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
19109 * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
19110 * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
19111 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
19112 * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
19113 * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
19114 * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
19116 * configure.ac: Check for a TLS capable gas.
19118 * configure: Regenerate.
19120 2005-01-26 Richard Henderson <rth@redhat.com>
19122 PR middle-end/18008
19123 * combine.c (make_field_assignment): Simplify store to zero_extract
19124 from a source with an overlapping mask.
19126 2005-01-26 Aldy Hernandez <aldyh@redhat.com>
19128 2004-11-11 Eric Christopher <echristo@redhat.com>
19130 * config/frv/frv.md: Add fr400_integer automaton. Don't
19131 allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
19134 2005-01-26 Steven Bosscher <stevenb@suse.de>
19136 PR middle-end/16585
19137 * cfgbuild.c (make_edges): Do not clear or set
19138 current_function_has_computed_jump.
19139 * function.h (struct function): Remove the has_computed_jump field.
19140 (current_function_has_computed_jump): Do not define.
19141 * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
19142 in a computed jump. Ignore current_function_has_computed_jump.
19144 2005-01-26 Richard Henderson <rth@redhat.com>
19146 PR middle-end/19515
19147 * expr.c (categorize_ctor_elements): New argument p_must_clear.
19148 (categorize_ctor_elements_1): Likewise. Detect a union that isn't
19150 (mostly_zeros_p): Update for new categorize_ctor_elements argument.
19151 * gimplify.c (gimplify_init_constructor): Likewise. Only shove
19152 objects into static storage if they have more than one non-zero value.
19153 * tree.h (categorize_ctor_elements): Update decl.
19155 2005-01-26 Steven Bosscher <stevenb@suse.de>
19157 PR middle-end/19616
19158 * tree.h (CALL_EXPR_TAILCALL): Add comment.
19159 * calls.c (check_sibcall_argument_overlap_1): Revert the change
19160 to this function from 2004-07-10.
19161 * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
19162 the current function for tail call optimizations if the address
19163 of one of it its arguments is taken.
19165 2005-01-26 Kazu Hirata <kazu@cs.umass.edu>
19167 * cse.c (fold_rtx): Call equiv_constant only when necessary.
19169 2005-01-26 Bernd Schmidt <bernd.schmidt@analog.com>
19171 * function.c (expand_function_end): If current_function_calls_alloca,
19172 emit stack restore in a place that is reached when the function falls
19173 through at the end.
19175 2005-01-26 Alexandre Oliva <aoliva@redhat.com>
19177 * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
19178 rule to avoid matching inappropriate suffix rule.
19180 2005-01-26 Jan Hubicka <jh@suse.cz>
19182 PR tree-optimization/19241
19183 * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
19185 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
19187 * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
19188 -lsyssim. Wrap -lc -lsyssim in --start-group --end-group instead
19190 (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
19191 <sim*>: Always use crt1.o, regardless of N in simN.
19192 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
19193 (ENDFILE_SPEC): Add crtn.o, after crtend.o.
19194 (CRT_CALL_STATIC_FUNCTION): Remove.
19195 * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
19196 use crt1.o, regardless of N in simN.
19197 <!sim>: Drop support for -pg and -p variants; always use crt0.o.
19198 (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
19199 (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
19200 case isystem setting.
19201 (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
19203 2005-01-25 Ian Lance Taylor <ian@airs.com>
19205 * gimple-low.c (block_may_fallthru): Correct handling of
19206 SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
19208 2005-01-26 Hans-Peter Nilsson <hp@axis.com>
19210 * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
19211 handlers to match indentation; nested under the mtune=* handler.
19212 Similar for mcpu= and march=.
19214 2005-01-25 Daniel Jacobowitz <dan@codesourcery.com>
19216 * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
19217 * config/mips/linux64.h (LIB_SPEC): Likewise.
19218 * config/mn10300/linux.h (LIB_SPEC): Likewise.
19219 * config/sh/linux.h (LIB_SPEC): Likewise.
19221 2005-01-25 Aldy Hernandez <aldyh@redhat.com>
19223 * config/frv/frv.c (frv_legitimize_tls_address): New.
19224 (TARGET_HAVE_TLS): Define.
19225 (FRV_SYMBOL_REF_TLS_P): Define.
19226 (frv_override_options): Handle new register classes.
19227 (frv_legitimate_address_p): Reject tls addresses.
19228 (frv_legitimize_address): Handle TLS addresses.
19229 (gen_inlined_tls_plt): New.
19230 (gen_tlsmoff): New.
19231 (frv_legitimize_tls_address): New.
19232 (unspec_got_name): Add TLS entries.
19233 (got12_operand): Add R_FRV_TLSMOFF12 case.
19234 (frv_emit_move): Fixup TLS addresses.
19235 (frv_emit_movsi): Legitimize TLS addresses.
19237 * config/frv/frv.h (MASK_BIG_TLS): New.
19238 (TARGET_BIG_TLS): New.
19239 (HAVE_AS_TLS): Define.
19240 (TARGET_SWITCHES): Add -mTLS and -mtls options.
19241 (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
19242 (REG_CLASS_NAMES): Same.
19243 (REG_CLASS_CONTENTS): Same.
19244 (CONSTRAINT_LEN): New.
19245 (REG_CLASS_FROM_CONSTRAINT): New.
19246 (PREDICATE_CODES): Add symbolic_operand.
19248 * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
19249 UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
19250 UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
19251 UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
19252 R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
19253 R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
19254 R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
19255 GR9_REG, GR14_REG, LRREG.
19256 (type): Add load_or_call attribute.
19257 ("load_or_call"): New reservation.
19258 ("call_gettlsoff"): New.
19259 ("tls_indirect_call"): New.
19260 ("tls_load_gottlsoff12"): New.
19261 ("tlsoff_hilo"): New.
19262 ("tls_tlsdesc_ldd"): New.
19263 ("tls_tlsoff_ld"): New.
19266 * config/frv/frv-protos.h (symbolic_operand): Protoize.
19268 2005-01-25 Alexandre Oliva <aoliva@redhat.com>
19270 * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
19271 * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
19272 * config/frv/frv.c (TLS_BIAS): Define.
19273 (frv_output_dwarf_dtprel): New.
19275 2005-01-26 Jakub Jelinek <jakub@redhat.com>
19277 PR rtl-optimization/19579
19278 * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
19279 both A and B, see if they don't clobber registers the other expr uses.
19281 2005-01-25 J"orn Rennecke <joern.rennecke@st.com>
19283 * real.c (do_add): Initialize signalling and canonical members.
19285 * real.c (real_from_integer): Zero out destination.
19287 2005-01-18 Jan Hubicka <jh@suse.cz>
19289 PR tree-optimize/19337
19290 * tree-inline.c (initialize_inlined_parameters): Copy
19291 saved_static_chain_decl only.
19293 2005-01-25 Richard Henderson <rth@redhat.com>
19297 * config/i386/i386.c (x86_inter_unit_moves): Zero.
19298 (ix86_preferred_reload_class): Rewrite fp-constant section, with
19299 80387 enabled, to return a proper subclass. Return the subset that
19300 overlaps with GENERAL_REGS for PLUS.
19301 * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
19303 2005-01-25 Richard Henderson <rth@redhat.com>
19305 PR middle-end/19609
19306 * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
19308 2005-01-25 Roger Sayle <roger@eyesopen.com>
19310 * expmed.c (choose_multiplier): Change interface to return the
19311 multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
19312 (expand_divmod): Update calls to choose_multiplier.
19314 2005-01-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
19316 PR middle-end/19330
19317 * expmed.c (extract_bit_field): Use adjust_address instead of
19318 gen_lowpart when op0 is a MEM.
19320 2005-01-24 Steven Bosscher <stevenb@suse.de>
19322 * cfgexpand.c (expand_gimple_tailcall): Fix typo.
19324 2005-01-24 Richard Sandiford <rsandifo@redhat.com>
19326 * config/mips/irix-csr.c: New file.
19327 * config/mips/t-iris6 (irix-csr.o): New rule to build it.
19328 (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
19329 * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
19332 2005-01-24 Eric Botcazou <ebotcazou@libertysurf.fr>
19335 * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
19336 sparc/elf.h, add sparc/sp-elf.h.
19337 (sparc-*-rtems*): Likewise.
19338 (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
19339 tm-dwarf2.h, add sparc/sp-elf.h.
19340 (sparc86x-*-elf): Likewise.
19341 (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
19342 * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
19343 TARGET_OS_CPP_BUILTINS.
19344 * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19345 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
19347 * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
19348 * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
19349 (SWITCH_TAKES_ARG): Likewise.
19350 (LOCAL_LABEL_PREFIX): Likewise.
19351 (ASM_GENERATE_INTERNAL_LABEL): Likewise.
19352 (TARGET_N_FORMAT_TYPES): Delete.
19353 (TARGET_FORMAT_TYPES): Likewise.
19354 (ASM_DECLARE_FUNCTION_SIZE): Likewise.
19355 * config/sparc/elf.h: Delete.
19356 * config/sparc/sp-elf.h: New file.
19358 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19360 * tree-flow-inline.h (phi_arg_from_edge): Remove.
19361 * tree-flow.h: Remove the corresponding prototype.
19362 * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
19363 tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
19365 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19368 * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
19369 for AIX ABI or ELF -fPIC.
19370 (rs6000_emit_load_toc_table): Don't create toc_section here.
19371 (rs6000_xcoff_file_start): Nor here.
19373 2005-01-24 J"orn Rennecke <joern.rennecke@st.com>
19375 * sh.c (ra.h): Don't #include.
19376 (hard_regs_intersect_p): New function, resurrected from ra.c.
19378 * sh.c: Fix 1996 Copyright.
19380 2005-01-24 Richard Henderson <rth@redhat.com>
19381 Aldy Hernandez <aldyh@redhat.com>
19383 * regrename.c (note_sets): Handle subregs.
19385 2005-01-24 Joseph S. Myers <joseph@codesourcery.com>
19388 * genconditions.c (write_header, write_conditions): Elide file if
19391 2005-01-24 Kazu Hirata <kazu@cs.umass.edu>
19393 * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
19394 config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
19397 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19399 * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
19400 expand_builtin_printf, expand_builtin_fprintf,
19401 expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
19402 checking against POINTER_TYPE.
19403 (validate_arglist): Handle POINTER_TYPE code by checking
19406 2005-01-24 Paolo Bonzini <bonzini@gnu.org>
19408 * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
19409 init_rtlanal): New.
19410 (for_each_rtx): Call for_each_rtx_1.
19411 * rtl.h (init_rtlanal): Declare.
19412 * toplev.c (backend_init): Call init_rtlanal.
19414 2005-01-24 Jakub Jelinek <jakub@redhat.com>
19416 * flow.c (propagate_one_insn): Formatting.
19418 PR middle-end/19551
19419 * flow.c (libcall_dead_p): Be more conservative if unsure.
19420 If there are any instructions between insn and call, see if they are
19421 all dead before saying the libcall is dead.
19423 2005-01-24 Uros Bizjak <uros@kss-loka.si>
19425 * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
19426 operand constraint for operand 0.
19428 2005-01-23 Richard Henderson <rth@redhat.com>
19431 * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
19432 edges leading to join block.
19434 2005-01-23 Roger Sayle <roger@eyesopen.com>
19436 * expmed.c (expand_mult_highpart): Make static. Change type of
19437 constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
19438 (expand_divmod): Updates calls to expand_mult_highpart by using
19439 gen_int_mode to pass a CONST_INT rtx.
19440 * rtl.h (expand_mult_highpart): Remove prototype.
19442 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19444 * flow.c (regset_bytes, regset_size): Remove.
19446 * cfganal.c: Fix a reference to Harvey's paper.
19448 2005-01-23 Steven Bosscher <stevenb@suse.de>
19450 PR rtl-optimization/19464
19451 * tree-optimize.c (init_tree_optimization_passes): Add one more
19452 copyrename pass just before out-of-ssa.
19454 2005-01-23 Joseph S. Myers <joseph@codesourcery.com>
19457 * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
19458 * ggc-none.c (ggc_free): Define.
19460 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19462 * cse.c (max_reg, max_insn_uid): Remove.
19463 (cse_main): Don't access max_reg or max_insn_uid.
19465 * c-common.c (explicit_flag_signed_bitfields,
19466 lang_statement_code_p, lang_expand_function_end): Remove.
19467 * c-common.h: Remove the corresponding declarations.
19468 * c-opts.c (c_common_handle_option): Remove all write access
19469 to explicit_flag_signed_bitfields.
19471 * cgraph.c (cgraph_varpool_n_nodes): Remove.
19472 (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
19473 * cgraph.h: Remove the corresponding declaration.
19475 * gcse.c (null_pointer_info): Remove.
19477 2005-01-23 Roger Sayle <roger@eyesopen.com>
19478 Eric Botcazou <ebotcazou@libertysurf.fr>
19480 * combine.c (simplify_logical): Only simplify logical expressions
19481 of the form ior(and(x,y),z) by the inverse distributive law if the
19482 result is cheaper than the original.
19484 2005-01-23 Kazu Hirata <kazu@cs.umass.edu>
19486 * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
19487 fold-const.c, gimplify.c, params.h, tree-data-ref.c,
19488 tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
19489 tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
19490 config/freebsd-spec.h, config/arm/arm.h,
19491 config/h8300/h8300.md, config/i386/i386.md,
19492 config/i386/predicates.md, config/i386/sse.md,
19493 config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
19494 config/vax/vax.md: Fix comment typos. Follow spelling
19497 2005-01-23 Steven Bosscher <stevenb@suse.de>
19499 * gengtype.c (walk_type): Produce `not equal to' compares for loop
19500 tests, instead of `less than'.
19502 2005-01-23 Richard Sandiford <rsandifo@redhat.com>
19504 * function.c (assign_parm_setup_block): When creating a new stack slot
19505 for a parameter, get its alignment from the parameter's DECL_ALIGN
19506 rather than the type's TYPE_ALIGN. Make sure that the parameter
19507 is at least word aligned.
19509 2005-01-22 Roger Sayle <roger@eyesopen.com>
19511 PR middle-end/19378
19512 * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
19514 2005-01-22 Richard Henderson <rth@redhat.com>
19517 * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
19518 in both compare operands.
19519 (movdfcc_1_sse_max): Likewise.
19520 (movsfcc_1_sse): Likewise. Add earlyclobber for scratch.
19521 (movdfcc_1_sse): Likewise.
19522 * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
19523 scratch register as needed.
19525 2005-01-22 Richard Henderson <rth@redhat.com>
19527 * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
19529 * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
19531 2005-01-22 Richard Henderson <rth@redhat.com>
19533 * genopinit.c (optabs): Use smin/smax for floating point too.
19534 * doc/md.texi: Update to match. Clarify that floating point
19535 results are undefined for +0/-0 and NaN.
19536 * doc/rtl.texi: Likewise.
19537 * rtl.def (SMIN, SMAX): Likewise
19538 * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
19540 * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
19541 leading 's' to the name.
19542 * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
19543 smaxxf3, sminxf3): Likewise.
19544 * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
19547 2005-01-22 Paul Brook <paul@codesourcery.com>
19549 * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
19551 2005-01-21 Mark Dettinger <dettinge@de.ibm.com>
19553 * config/s390/s390.c (struct processor_costs): New fields
19554 dlgr, dlr, dr, dsgfr, dsgr.
19555 (z900_cost, z990_cost): Values for new fields.
19556 (s390_rtx_costs): New cases MEM und COMPARE in switch
19557 statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
19558 DIV, MOD, UDIV, UMOD.
19560 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19562 * config/s390/s390.md ("doloop_si64"): Reload input value directly
19563 into the register being decremented.
19564 ("doloop_si31", "doloop_di"): Likewise.
19565 ("*doloop_si_long"): Adapt pattern.
19567 2005-01-21 Ulrich Weigand <uweigand@de.ibm.com>
19569 * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
19571 (CLASS_MAX_NREGS): Likewise.
19573 2005-01-21 Daniel Berlin <dberlin@dberlin.org>
19575 * doc/tree-ssa.texi (Statement Operands): Add example for new
19576 must-def macro. Note deprecation of old operands interface.
19578 2005-01-22 Richard Sandiford <rsandifo@redhat.com>
19580 PR tree-optimization/19484
19581 * tree-cfg.c (remove_fallthru_edge): New function.
19582 (cleanup_control_flow): Remove fallthru edges from calls that are
19583 now known not to return.
19585 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19587 Fix PR tree-optimization/19038
19588 * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
19589 copies with loop variant ones.
19591 2005-01-22 Kazu Hirata <kazu@cs.umass.edu>
19593 * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
19594 config/alpha/alpha-protos.h, config/alpha/alpha.h,
19595 config/alpha/alpha.md, config/alpha/predicates.md,
19596 config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
19597 config/sparc/sol2.h: Update copyright.
19599 * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
19600 first label to see if it is a nonlocal label.
19602 2005-01-22 David Edelsohn <edelsohn@gnu.org>
19603 Andrew Pinski <pinskia@physics.uc.edu>
19606 * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
19607 maximum number of GPRs. Saturate n_fpr at maximum number of FPRs.
19609 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19611 * config/rs6000/rtems.h: Update copyright.
19613 2005-01-22 Ralf Corsepius <ralf.corsepius@rtems.org>
19616 * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
19617 (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
19618 (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
19620 2005-01-22 Volker Reichelt <reichelt@igpm.rwth-aachen.de>
19623 * c-typeck.c (convert_arguments): Check for error_mark_node.
19625 2005-01-21 Ian Lance Taylor <ian@airs.com>
19627 PR tree-optimization/13000
19628 * tree-inline.c: Include "tree-flow.h".
19629 (expand_call_inline): If warn_return_type, warn if non-void inline
19630 function falls through.
19631 * tree-cfg.c (execute_warn_function_return): Don't warn about
19632 control reaching end if TREE_NO_WARNING is set. Set
19634 * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
19636 * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
19637 branch if we don't need one.
19638 * c-typeck.c: Include "tree-flow.h"
19639 (c_finish_bc_stmt): Don't add a goto if the current statement
19640 list doesn't fall through to the current point.
19642 2005-01-21 Roger Sayle <roger@eyesopen.com>
19644 PR rtl-optimization/576
19645 * real.c (real_arithmetic): Change return type from void to bool
19646 to return an indication that the result may be inexact.
19647 * real.h (real_arithmeric): Update prototype.
19648 * fold-const.c (const_binop): Don't constant fold floating
19649 point expressions when the user specifies -frounding-math and
19650 the result may depend upon the run-time rounding mode.
19651 (fold_convert_const_real_from_real): Clean-up.
19652 (fold_initializer): Ignore flag_rounding_math for initializers.
19653 * simplify-rtx.c (simplify_binary_operation): Likewise, don't
19654 constant fold FP operations with flag_rounding_math if the
19655 result may depend upon the run-time rounding mode.
19657 2005-01-21 Tom Tromey <tromey@redhat.com>
19659 * c-cppbuiltin.c (define__GNUC__): Correct assertion.
19661 2005-01-21 Kazu Hirata <kazu@cs.umass.edu>
19663 * tree-cfg.c: Fix comment typos.
19665 2005-01-21 J"orn Rennecke <joern.rennecke@st.com>
19667 * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
19668 around the call to rest_of_handle_branch_target_load_optimize.
19670 2005-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
19672 * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
19673 (sparc64-*-openbsd*): Likewise.
19674 (sparclite-*-elf*): Include tm-dwarf2.h.
19675 (sparc86x-*-elf*): Likewise.
19676 (sparc64-*-elf*): Likewise.
19677 * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
19678 (DBX_DEBUGGING_INFO): Likewise.
19679 * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
19680 (PREFERRED_DEBUGGING_TYPE): Likewise.
19681 * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
19682 * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
19683 (PREFERRED_DEBUGGING_TYPE): Likewise.
19684 * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
19685 (PREFERRED_DEBUGGING_TYPE): Likewise.
19686 * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
19688 2005-01-21 Hans-Peter Nilsson <hp@bitrange.com>
19691 * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
19693 2005-01-20 Paul Brook <paul@codesourcery.com>
19695 * doc/rtl.texi: Document value extension requirements for CONST_INT.
19697 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19699 * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
19700 label is first in a sequence of labels.
19702 * tree-cfg.c (tree_verify_flow_info): Fix a typo.
19704 2005-01-20 Janis Johnson <janis187@us.ibm.com>
19705 Giovanni Bajo <giovannibajo@gcc.gnu.org>
19707 * doc/sourcebuild.texi (Test Directives): New.
19709 2005-01-20 Roger Sayle <roger@eyesopen.com>
19711 * real.c (real_floor): Don't leave the result uninitialized when
19712 mode is VOIDMode, but return the unrounded intermediate value.
19713 (real_ceil): Likewise.
19715 2005-01-20 Paul Brook <paul@codesourcery.com>
19717 * config/arm/arm.md (insv): Use gen_int_mode.
19719 2005-01-20 Eric Botcazou <ebotcazou@libertysurf.fr>
19721 * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
19722 * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19723 * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19724 * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19725 * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
19727 2005-01-20 Daniel Berlin <dberlin@dberlin.org>
19730 * dwarf2out.c (concat_loc_descriptor): We don't know we can use
19731 fbreg, so we have to assume we can't.
19732 (loc_descriptor_from_tree_1): Ditto.
19733 (containing_function_has_frame_base): New function.
19734 (add_location_or_const_value_attribute): Use it.
19735 Also try to generate a frame_base from a single element location
19738 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19740 PR tree-optimization/15349
19741 * timevar.def (TV_TREE_MERGE_PHI): New.
19742 * tree-cfg.c (tree_forwarder_block_p): Add a new argument
19744 (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
19745 calls to tree_forwarder_block_p.
19746 (remove_forwarder_block_with_phi, merge_phi_nodes,
19747 gate_merge_phi, pass_merge_phi): New.
19748 * tree-optimize.c (init_tree_optimization_passes): Add
19750 * tree-pass.h: Add an extern for pass_merge_phi;
19752 2005-01-20 Richard Henderson <rth@redhat.com>
19755 * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
19756 (_mm_castps_pd, _mm_castps_si128): New.
19757 (_mm_castsi128_ps, _mm_castsi128_pd): New.
19759 2005-01-20 Richard Henderson <rth@redhat.com>
19762 * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
19763 __builtin_ia32_vec_init_v2si.
19764 (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
19765 * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
19766 (ix86_init_mmx_sse_builtins): Create it.
19767 (ix86_expand_builtin): Expand it.
19768 (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
19769 * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
19770 (vec_extractv2si_0, vec_extractv2si_1): New.
19772 2005-01-20 Richard Henderson <rth@redhat.com>
19775 * config/i386/i386.c (ix86_expand_push): New.
19776 * config/i386/mmx.md (push<MMXMODE>1): New.
19777 * config/i386/sse.md (push<SSEMODE>1): New.
19778 * config/i386/i386-protos.h: Update.
19780 2005-01-20 Kazu Hirata <kazu@cs.umass.edu>
19782 * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
19785 2005-01-20 Richard Henderson <rth@redhat.com>
19787 * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
19788 * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
19790 2005-01-19 Richard Henderson <rth@redhat.com>
19793 * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
19794 to V4SFmode in SSE1 fallback load path.
19796 2005-01-19 Richard Henderson <rth@redhat.com>
19798 * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
19799 in QImode expansion to ix86_expand_vector_set.
19800 (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
19802 2005-01-19 Richard Henderson <rth@redhat.com>
19805 * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
19806 subclass of the input class.
19807 (ix86_secondary_memory_needed): Always true for cross-MMX classes.
19808 Always true for cross-SSE1 classes. Rationalize conditionals.
19809 * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
19810 * config/i386/i386.md (movsi_1): Add MMX/SSE zeros. Fix alternatives
19811 for SSE1. Don't check TARGET_INTER_UNIT_MOVES.
19812 (movdi_2): Add MMX/SSE zeros.
19813 (movdi_1_rex64): Likewise. Don't check TARGET_INTER_UNIT_MOVES.
19814 (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
19815 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
19816 (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
19817 (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
19818 (zero_extendsidi2_rex64_1): Remove.
19819 (MOV0 peephole): Check GENERAL_REG_P.
19821 2005-01-19 Richard Henderson <rth@redhat.com>
19824 * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
19826 (ix86_expand_vector_extract): Likewise.
19828 2005-01-19 Richard Henderson <rth@redhat.com>
19830 PR middle-end/19304
19831 * expr.c (emit_move_change_mode): New argument force; use
19832 simplify_gen_subreg if true.
19833 (emit_move_via_alt_mode): Merge into ...
19834 (emit_move_via_integer): ... here.
19835 (emit_move_ccmode): Use emit_move_change_mode directly.
19837 2005-01-19 Richard Henderson <rth@redhat.com>
19840 * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
19841 (alpha_preferred_reload_class): Handle CONST_VECTOR.
19842 (alpha_emit_set_const_1): Add no_output parameter; don't emit
19844 (alpha_emit_set_const): Likewise. Make static.
19845 (alpha_emit_set_long_const): Make static.
19846 (alpha_extract_integer): Split out from alpha_expand_mov.
19847 (alpha_split_const_mov): Likewise.
19848 (alpha_expand_mov): Use them. Handle CONST_VECTOR.
19849 (alpha_legitimate_constant_p): New.
19850 * config/alpha/alpha-protos.h: Update.
19851 * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
19852 (LEGITIMATE_CONSTANT_P): Re-implement with a function.
19853 * config/alpha/alpha.md (movsi): Add n alternative.
19854 (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
19855 (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
19856 (splitters for all of the above): Use alpha_split_const_mov.
19857 * config/alpha/predicates.md (non_add_const_operand): New.
19858 (non_zero_const_operand): New.
19859 (input_operand): Use alpha_legitimate_constant_p after reload.
19861 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19863 PR tree-optimization/19038
19864 * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
19865 (add_candidate): Add ivs with increment in latch only if
19866 allow_ip_end_pos_p is true.
19867 (determine_iv_cost): Use empty_block_p.
19869 2005-01-19 Daniel Berlin <dberlin@dberlin.org>
19871 * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
19872 (compute_dominance_frontiers): Ditto.
19874 2005-01-19 Ralf Corsepius <ralf.corsepius@rtems.org>
19877 * config/sh/t-rtems: New.
19878 * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
19880 2005-01-19 Zdenek Dvorak <dvorakz@suse.cz>
19882 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
19883 the offset of the selected field.
19885 2005-01-19 Kazu Hirata <kazu@cs.umass.edu>
19887 * tree-cfg.c (remove_forwarder_block): Fix the check to
19888 prevent a nonlocal label from appearing in the middle of a
19891 2005-01-19 Hans-Peter Nilsson <hp@axis.com>
19893 PR rtl-optimization/19462
19894 * reorg.c (find_end_label): Create return insn only if
19895 current_function_epilogue_delay_list is empty.
19897 2005-01-19 Paolo Bonzini <bonzini@gnu.org>
19899 * doc/passes.texi: Remove paragraph mentioning new-ra.
19901 2005-01-19 Jakub Jelinek <jakub@redhat.com>
19903 PR rtl-optimization/15139
19904 * combine.c: Include params.h.
19905 (count_rtxs): New function.
19906 (record_value_for_reg): If replace_rtx would replace at least
19907 2 occurrences of REG in VALUE and TEM is really large, replace REG with
19908 (clobber (const_int 0)) instead of TEM.
19909 * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
19910 * params.h (MAX_LAST_VALUE_RTL): New.
19911 * Makefile.in (combine.o): Depend on $(PARAMS_H).
19912 * doc/invoke.texi (--param max-last-value-rtl=N): Document.
19915 * c-typeck.c (digest_init): Only call build_vector if all constructor
19916 elements are *_CST nodes.
19917 * gimplify.c (gimplify_init_constructor): Likewise.
19919 PR middle-end/19164
19920 * c-typeck.c (digest_init): Only call build_vector if inside_init
19923 2005-01-18 Tobias Schl"uter <tobias.schlueter@physik.uni-muenchen.de>
19925 * toplev.c (init_asm_output): Remove dead #ifdef.
19927 2005-01-18 Kaz Kojima <kkojima@gcc.gnu.org>
19929 * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
19931 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19933 * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
19934 accessing DECL_FUNCTION_CODE.
19935 * dojump.c (do_jump): Likewise.
19936 * gimplify.c (gimplify_call_expr): Likewise.
19937 * predict.c (expr_expected_value): Likewise.
19938 (strip_builtin_expect): Likewise.
19939 * tree-inline.c (estimate_num_insns_1): Likewise.
19940 * tree-ssa-loop-im.c (stmt_cost): Likewise
19941 * fold-const.c (fold): Test for BUILT_IN_NORMAL.
19942 (tree_expr_nonnegative_p): Likewise.
19944 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
19946 * config/sparc/sparc.c (load_pic_register): Emit the appropriate
19947 variant of the load_pcrel_sym pattern.
19948 * config/sparc/sparc.md (P macro): Move to the top.
19949 (load_pcrel_sym): Macroize using P.
19950 (save_register_window): Likewise.
19952 2005-01-18 Aldy Hernandez <aldyh@redhat.com>
19954 * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
19955 ("sordered"): Same.
19957 2005-01-18 Andrew Pinski <pinskia@physics.uc.edu>
19960 * c-typeck.c (build_asm_expr): Strip nops off
19961 input memory operands.
19963 2005-01-18 David Edelsohn <edelsohn@gnu.org>
19965 * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
19966 _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
19967 * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
19968 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
19970 2005-01-18 Joel Sherrill <joel.sherrill@oarcorp.com>
19973 * config/i386/i386.c (override_options): If the 80387 is disabled,
19974 then do not return FP values using FP registers.
19976 2005-01-18 Kazu Hirata <kazu@cs.umass.edu>
19978 * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
19979 c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
19980 combine.c, config.gcc, coverage.h, cse.c, cselib.c,
19981 defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
19982 flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
19983 gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
19984 output.h, postreload-gcse.c, postreload.c, recog.c,
19985 resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
19986 targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
19987 tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
19988 tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
19989 tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
19990 tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
19991 tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
19992 unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
19994 * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
19995 config/alpha/alpha.c, config/arm/vfp.md,
19996 config/i386/emmintrin.h, config/i386/i386-modes.def,
19997 config/i386/i386-protos.h, config/i386/i386.h,
19998 config/i386/pmmintrin.h, config/i386/ppro.md,
19999 config/i386/predicates.md, config/i386/xmmintrin.h,
20000 config/i860/i860.c, config/ia64/ia64-modes.def,
20001 config/ia64/ia64-protos.h, config/ia64/ia64.h,
20002 config/ia64/ia64.md, config/ia64/itanium1.md,
20003 config/ia64/itanium2.md, config/ia64/predicates.md,
20004 config/iq2000/iq2000.h, config/mips/linux64.h,
20005 config/rs6000/aix41.h, config/rs6000/aix43.h,
20006 config/rs6000/aix52.h, config/rs6000/darwin-fallback.c,
20007 config/rs6000/rs6000.c, config/rs6000/rs6000.h,
20008 config/rs6000/spe.md, config/sh/sh.md, config/sparc/linux.h,
20009 config/sparc/linux64.h, config/sparc/litecoff.h,
20010 config/sparc/sp64-elf.h, config/sparc/sparc.c,
20011 config/sparc/sparc.h, config/sparc/sparc.md,
20012 config/sparc/sysv4-only.h: Update copyright.
20014 2005-01-18 Richard Henderson <rth@redhat.com>
20017 * config/i386/i386.c (ix86_expand_fp_movcc): Fail for LTGT and UNEQ.
20019 2005-01-18 Marc Espie <espie@openbsd.org>
20020 * config/i386/openbsdelf.h: Typo.
20022 2005-01-18 Richard Henderson <rth@redhat.com>
20024 * config/i386/i386.c (ix86_expand_fp_movcc): Remove TARGET_IEEE_FP
20025 special case for sse.
20026 * config/i386/predicates.md (sse_comparison_operator): Likewise.
20028 2005-01-18 Dorit Naishlos <dorit@il.ibm.com>
20030 * tree-inline.c (estimate_num_insns_1): Added cases for
20031 ALIGN_INDIRECT_REF, MISALIGNED_INDIRECT_REF, and REALIGN_LOAD_EXPR.
20033 2005-01-18 Eric Botcazou <ebotcazou@libertysurf.fr>
20035 PR rtl-optimization/19296
20036 * combine.c (simplify_comparison): Rewrite the condition under
20037 which a non-paradoxical SUBREG of a PLUS can be lifted when
20038 compared against a constant.
20040 2005-01-18 Andi Kleen <ak@muc.de>
20042 * c-typeck.c: (convert_for_assignment): Check warn_pointer_sign.
20043 * c.opt (-Wpointer-sign): Add.
20044 * doc/invoke.texi: (-Wpointer-sign): Add.
20046 2005-01-18 Uros Bizjak <uros@kss-loka.si>
20048 * config/i386/i386.c (override_options): Revert 2004-11-24 change.
20049 * config/i386/i386.md (fmodsf3, dremsf3, *sinsf2, *cossf2, sincossf3,
20050 *tansf3_1, tansf2, atan2sf3_1, atan2sf3, atansf2, asinsf2, acossf2,
20051 logsf2, log10sf2, log2sf2, log1psf2, logbsf2, ilogbsf2, expsf2,
20052 exp10sf2, exp2sf2, expm1sf2, rintsf2, floorsf2, ceilsf2, btruncsf2,
20053 nearbyintsf2): Disable for TARGET_SSE_MATH. Leave patterns enabled
20054 for TARGET_MIX_SSE_I387.
20055 (fmoddf3, dremdf3, *sindf2, *sinextendsfdf2, *cosdf2, *cosextendsfdf2,
20056 sincosdf3, *sincosextendsfdf3, *tandf3_1, tandf2, atan2df3_1,
20057 atan2df3, atandf2, asindf2, acosdf2, logdf2, log10df2, log2df2,
20058 log1pdf2, logbdf2, expdf2, exp10df2, exp2df2, expm1df2, rintdf2,
20059 floordf2, ceildf2, btruncdf2, nearbyintdf2): Disable for
20060 (TARGET_SSE2 && TARGET_SSE_MATH). Leave patterns enabled for
20061 TARGET_MIX_SSE_I387.
20062 (atan2sf3, atan2df3, atan2xf3): Remove register constraints
20065 2005-01-18 Uros Bizjak <uros@kss-loka.si>
20068 * config/i386/mmx.md (*movv2sf_internal_rex64, *movv2sf_internal):
20069 Add movaps alternative for xmm reg->reg move.
20071 2005-01-17 Jeff Law <law@redhat.com>
20073 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Clear SSA_NAME_VALUE
20074 at the end of the main DOM loop rather than just before DOM exits.
20076 2005-01-17 Diego Novillo <dnovillo@redhat.com>
20078 PR tree-optimization/19121
20079 * tree-ssa-alias.c (compute_flow_sensitive_aliasing): When
20080 adding aliases to a name tag, also add them to the pointer's
20082 * tree-ssa-copy.c (merge_alias_info): Do not merge flow
20083 sensitive alias info at all. Only check that the two pointers
20084 have compatible pointed-to sets.
20085 * tree-ssa.c (verify_name_tags): Verify that the alias set of
20086 a pointer's type tag is a superset of the alias set of the
20087 pointer's name tag.
20089 2005-01-17 James E Wilson <wilson@specifixinc.com>
20092 * config/ia64/ia64.md (movxf): Handle general register source. Adjust
20093 comment to document why.
20095 2005-01-17 Richard Henderson <rth@redhat.com>
20097 * config/i386/sse.md (smaxv4sf3_finite, sse_vmsmaxv4sf3_finite,
20098 sminv4sf3_finite, sse_vmsminv4sf3_finite, smaxv2df3_finite,
20099 sse2_vmsmaxv2df3_finite, sminv2df3_finite,
20100 sse2_vmsminv2df3_finite): New.
20101 (smaxv4sf3, sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, smaxv2df3,
20102 sse2_vmsmaxv2df3, sminv2df3, sse2_vmsminv2df3): Remove commutative.
20103 Force op1 into register.
20105 2005-01-17 Kelley Cook <kcook@gcc.gnu.org>
20107 * Makefile.in (STAGEMOVESTUFF): Stage all the stamp files to prevent
20108 bubblestrap from always rebuilding build directory.
20110 2005-01-17 Ulrich Weigand <uweigand@de.ibm.com>
20112 * config/s390/s390.md ("*clc"): Remove incorrect '='.
20113 ("*cmpmem_short"): Likewise.
20115 2005-01-17 Steven Bosscher <stevenb@suse.de>
20117 * basic-block.h: Document BB_* flags.
20118 * regrename.c (copyprop_hardreg_forward): Don't use BB_VISITED,
20119 use an sbitmap instead.
20120 * sched-rgn.c (compute_trg_info): Likewise.
20122 2005-01-17 Richard Sandiford <rsandifo@redhat.com>
20124 * config.gcc (mips64*-*-linux*): Set the default abi to n32. Remove
20125 redundant target_cpu_default and extra_parts lines. Use the default
20127 * config/mips/linux64.h (DRIVER_DEFAULT_ABI_SELF_SPEC): Delete.
20128 (SUBTARGET_EXTRA_SPECS): Delete.
20129 (DRIVER_SELF_SPECS): Remove architecture lines. Set the ABI directly.
20130 (SUBTARGET_ASM_SPEC): Remove -mabi=n32 and -mabi=64 mappings.
20131 * config/mips/t-linux64 (MULTILIB_DIRNAMES): Use "32" for -mabi=32
20132 and "n32" for -mabi=n32.
20134 2005-01-17 Ian Lance Taylor <ian@airs.com>
20137 * c-typeck.c (build_c_cast): Revert patch of 2003-02-16: don't
20138 fold constant variables into initial values.
20140 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
20142 * tree-cfg.c (tree_can_merge_blocks_p): Reorder two checks.
20144 * tree-cfg.c (tree_forwarder_block_p): Speed up by walking
20145 through the statements backward.
20147 2005-01-17 Ian Lance Taylor <ian@airs.com>
20149 PR middle-end/13127:
20150 * tree-inline.c (expand_call_inline): Set TREE_NO_WARNING on
20151 a variable set to the return value of the inlined function.
20153 2005-01-17 Mark Dettinger <dettinge@de.ibm.com>
20155 * rtlanal.c (rtx_cost): Assign cost of 0 to a SUBREG
20156 when modes are tieable.
20158 2005-01-17 Ranjit Mathew <rmathew@hotmail.com>
20160 * gthr-posix.h (__gthread_active_p): Use pthread_cancel instead
20161 of pthread_create to find out if threads are enabled.
20162 * gthr-posix95.h (__gthread_active_p): Likewise.
20164 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
20166 * common.opt (-fnew-ra): Remove.
20168 * toplev.h (flag_new_regalloc): Remove.
20169 * Makefile.in (ra*.*): Don't mention.
20170 * passes.c (rest_of_handle_new_regalloc): Remove.
20171 (rest_of_handle_combine, rest_of_compilation): Always consider
20172 flag_new_regalloc as false.
20173 * doc/invoke.texi: Don't document -fnew-ra.
20175 2005-01-17 Paolo Bonzini <bonzini@gnu.org>
20177 * bb-reorder.c (fix_edges_for_rarely_executed_code): Remove
20178 last parameter to reg_scan.
20179 * loop.c (loop_optimize): Likewise.
20180 * passes.c (rest_of_handle_tracer, rest_of_handle_if_conversion,
20181 rest_of_handle_web, rest_of_handle_cfg, rest_of_handle_jump_bypass,
20182 rest_of_handle_life, rest_of_handle_cse, rest_of_handle_cse2,
20183 rest_of_handle_gcse, rest_of_handle_loop_optimize,
20184 rest_of_handle_loop2, rest_of_handle_jump2): Likewise.
20185 * regclass.c (reg_scan): Likewise, for the declaration.
20186 * rtl.h (reg_scan): Likewise, for the prototype.
20188 2005-01-17 Kazu Hirata <kazu@cs.umass.edu>
20190 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Don't call
20191 mark_dfs_back_edges.
20193 2005-01-16 Daniel Berlin <dberlin@dberlin.org>
20195 * tree-ssa-pre.c (add_to_sets): s1 may be NULL.
20196 (compute_avail): Uses don't go in tmp_gen.
20198 2005-01-16 Steven Bosscher <stevenb@suse.de>
20200 * ggc-page.c (ggc_alloc_stat): Use __builtin_ctzl instead of a
20201 loop to look for a free slot in a page entry.
20203 2005-01-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20206 * defaults.h (TARGET_DEFERRED_OUTPUT_DEFS): Provide default.
20207 * toplev.c (compile_file): Call process_pending_assemble_output_defs
20208 just before targetm.asm_out.file_end.
20209 * tree.h (process_pending_assemble_output_defs): Declare.
20210 * varasm.c (assemble_output_def, process_pending_assemble_output_defs):
20212 (assemble_alias): Defer generation of assembly code for defines when
20213 TARGET_DEFERRED_OUTPUT_DEFS is true.
20214 * config/rs6000/aix41.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
20215 * config/rs6000/aix43.h (TARGET_DEFERRED_OUTPUT_DEFS): Define.
20216 * doc/tm.texi (TARGET_DEFERRED_OUTPUT_DEFS): document.
20218 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20221 * pa.c (pa_scalar_mode_supported_p): New function.
20222 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
20223 * pa.h (MIN_UNITS_PER_WORD): Add comment.
20225 * pa-protos.h (prefetch_operand): Delete.
20226 (prefetch_cc_operand, prefetch_nocc_operand): New declations.
20227 * pa.c (prefetch_operand): Delete.
20228 (prefetch_cc_operand, prefetch_nocc_operand): New functions.
20229 * pa.h (EXTRA_CONSTRAINT): Add `W' constraint.
20230 (PREDICATE_CODES): Delete prefetch_operand. Add prefetch_cc_operand
20231 and prefetch_nocc_operand.
20232 * pa.md (prefetch): Rework to avoid reload problems handling short
20233 displacements when a cache control completer needs to be provided.
20234 (prefetch_32, prefetch_64): Delete.
20235 (prefetch_cc, prefetch_nocc): New patterns.
20237 2005-01-15 David Edelsohn <edelsohn@gnu.org>
20239 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Revert previous change.
20241 2005-01-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20244 * pa.c (pa_asm_output_aligned_common): Warn if specified alignment
20245 exceeds maximum alignment for global common data.
20246 * pa64-hpux.h (MAX_OFILE_ALIGNMENT): Define to 32768.
20247 * som.h (MAX_OFILE_ALIGNMENT): Likewise.
20249 2004-01-15 Roger Sayle <roger@eyesopen.com>
20251 * tree-ssa-dom.c (extract_range_from_cond): Correct condition.
20253 2004-01-15 Roger Sayle <roger@eyesopen.com>
20255 * harg-reg-set.h (reg_class_names): Prototype global array.
20256 * regclass.c (reg_class_names): Declare here and initialize to
20258 (dump_regclass): Remove local declaration of reg_class_names.
20259 (regclass): Likewise.
20260 * cfg.c (dump_flow_info): Likewise.
20261 * ra-debug.c (reg_class_names): Likewise.
20262 * regrename.c (reg_class_names): Likewise.
20263 * reload.c (reg_class_names): Likewise.
20264 * reload1.c (spill_failure): Likewise.
20265 * config/m68hc11/m68hc11.c (reg_class_names): Likewise.
20267 2005-01-15 Ulrich Weigand <uweigand@de.ibm.com>
20269 * config/s390/s390.md ("reload_outti"): Remove predicate for
20270 output operand. Abort if operand is not a MEM.
20271 ("reload_outdi", "reload_outdf"): Likewise.
20273 2005-01-15 Marc Espie <espie@openbsd.org>
20275 * config.gcc (*-*-openbsd*): Set HAS_LIBC_R for OpenBSD <= 3.2.
20276 (i[34567]86-*-openbsd*): Switch to ELF for OpenBSD >= 3.4.
20277 * config/openbsd.h: Fix C++ includes for native configurations.
20278 Add proper OS_CPP_BUILTINS. Fix libspec for recent OpenBSD.
20279 Add trampoline support.
20280 * config/i386/openbsdelf.h: New.
20282 2005-01-15 Marc Espie <espie@openbsd.org>
20284 * collect2.c (main): Explicitly parse -dynamic-linker option.
20286 2005-01-15 Jakub Jelinek <jakub@redhat.com>
20288 PR tree-optimization/19060
20289 * tree-ssa-dom.c (extract_range_from_cond) <case LT_EXPR, GT_EXPR>:
20290 Return 0 if op1 <= TYPE_MIN_VALUE () resp. op1 >= TYPE_MAX_VALUE ().
20291 (simplify_cond_and_lookup_avail_expr): Add assert for dummy == 0
20292 and handle extract_range_from_cond returning false.
20293 * fold-const.c (fold): Optimize comparisons with min/max even for
20294 width > HOST_BITS_PER_WIDE_INT.
20296 2005-01-15 Ralf Corsepius <ralf.corsepius@rtems.org>
20298 * config/mips/rtems.h (MIPS_DEFAULT_GVALUE): Set to 0.
20299 * config/mips/t-rtems (MULTILIBS_DIRNAMES,MULTILIB_OPTIONS):
20300 Remove little endian multilib variants.
20301 Add mips32 multilib variant.
20303 2005-01-15 Kazu Hirata <kazu@cs.umass.edu>
20305 * explow.c (copy_all_reg, stabilize): Remove.
20306 * expr.h: Remove the corresponding prototypes.
20308 * rtlanal.c (regs_set_between_p): Remove.
20309 * rtl.h: Remove the corresponding prototype.
20311 2005-01-14 David Edelsohn <edelsohn@gnu.org>
20313 * config/rs6000/rs6000.c (rs6k_nonimmediate_operand): Rename
20314 to rs6000_nonimmediate_operand.
20315 * config/rs6000/rs6000.h (PREDICATE_CODES): Rename
20316 rs6k_nonimmediate_operand to rs6000_nonimmediate_operand.
20317 * config/rs6000/rs6000.md (movsi_internal1): Rename predicate to
20318 rs6000_nonimmediate_operand.
20319 * config/rs6000/spe.md (movdf_e500_double): Rename predicate to
20320 rs6000_nonimmediate_operand.
20322 2005-01-14 Andrew Pinski <pinskia@physics.uc.edu>
20324 * tree-ssa-alias.c (pass_may_alias): Add TODO_verify_stmts.
20326 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20328 * config/rs6000/rs6000.h (CLASS_MAX_NREGS): DF goes in 1 register
20330 (CANNOT_CHANGE_MODE_CLASS): Restrict DI mode changes on e500v2.
20331 (PREDICATE_CODES): Add rs6k_nonimmediate_operand.
20333 * config/rs6000/rs6000.c (invalid_e500_subreg): New.
20334 (rs6k_nonimmediate_operand): New.
20335 (rs6000_legitimate_offset_address_p): Handle DI modes on e500v2
20337 (legitimate_lo_sum_address_p): Same.
20338 (rs6000_legitimize_address): Same.
20339 (rs6000_legitimize_reload_address): Same.
20340 (rs6000_legitimate_address): Same.
20341 (spe_build_register_parallel): Pass DF and DC modes in a DI
20344 * config/rs6000/rs6000.md ("*movsi_internal1"): Change predicate
20345 to rs6k_nonimmediate_operand.
20347 * config/rs6000/spe.md ("*frob_df_di"): New.
20348 ("*frob_di_df"): New.
20349 ("*frob_di_df_2"): New.
20350 ("*mov_sidf_e500_subreg0"): New.
20351 ("*mov_sidf_e500_subreg4"): New.
20352 ("*movdf_e500_double"): Change predicate to
20353 rs6k_nonimmediate_operand.
20355 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20357 * postreload.c (move2add_note_store): Only call
20358 trunc_int_for_mode on scalar integers.
20360 2005-01-14 Steven Bosscher <stevenb@suse.de>
20362 * tree-ssa-dce.c (visited_control_parents): New sbitmap to
20363 replace BB_VISITED uses.
20364 (find_obviously_necessary_stmts): Don't clear BB_VISITED.
20365 (propagate_necessity): Check the bitmap instead of BB_VISITED.
20366 (tree_dce_done): Free visited_control_parents.
20367 (perform_tree_ssa_dce): Allocate and clear it.
20368 * tree-ssa-pre.c (compute_antic_aux): Make non-recursive.
20369 (compute_antic): Iterate from here using a DFS. Use an sbitmap
20370 instead of BB_VISITED.
20372 2005-01-14 Kazu Hirata <kazu@cs.umass.edu>
20374 * c-tree.h, coverage.h, langhooks-def.h, optabs.h, output.h,
20375 rtl.h, targhooks.h, tree-flow.h, tree-mudflap.h, tree.h:
20376 Remove unused prototypes.
20378 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20380 * config/rs6000/rs6000.c (rs6000_stack_info): Fix caching of SPE
20381 64-bit register usage.
20382 (spe_func_has_64bit_regs_p): Add FIXME note.
20384 2005-01-14 Aldy Hernandez <aldyh@redhat.com>
20386 * config/rs6000/rs6000.c (rs6000_generate_compare): Replace
20387 flag_finite_math_only with flag_unsafe_math_optimizations.
20389 2005-01-14 J. D. Johnston <jjohnst@us.ibm.com>
20391 * config/s390/tpf-unwind.h (s390_fallback_frame_state): Correct
20392 end-of-stack check.
20393 (__tpf_eh_return): Copy TPF private stack area from the module
20394 boundary stack frame. Add check for when module addresses are
20395 equal, but no stub address is found.
20397 2005-01-14 Richard Earnshaw <rearnsha@arm.com>
20400 * arm.h (struct machine_function): Add call_via field.
20401 (thumb_call_via_label): Declare.
20402 * arm.c (thumb_call_via_label): New variable.
20403 (thumb_call_reg_needed): New variable.
20404 (arm_output_function_epilogue): For Thumb code, output any per-function
20405 call-indirect trampolines.
20406 (thumb_call_via_reg): New function.
20407 (arm_file_end): New function.
20408 (TARGET_ASM_FILE_END): Call arm_file_end.
20409 (aof_file_end): Likewise.
20410 * arm-protos.h (thumb_call_via_reg): Declare.
20411 * arm.md (call_reg_thumb, call_value_reg_thumb): Call
20412 thumb_call_via_reg in normal case.
20414 2005-01-14 Jakub Jelinek <jakub@redhat.com>
20416 PR middle-end/19084
20417 PR rtl-optimization/19348
20418 * recog.c (peephole2_optimize): Do global life update if some peephole
20419 decides it doesn't need at least one of its inputs and that change
20420 influences liveness at the start of the basic block.
20422 * basic-block.h (EXECUTE_IF_AND_COMPL_IN_REG_SET): Needs 2 REGSET
20423 arguments instead of 1.
20425 2005-01-14 Eric Botcazou <ebotcazou@libertysurf.fr>
20427 PR middle-end/18820
20428 * varasm.c (initializer_constant_valid_p) <ADDR_EXPR>: Return
20429 zero for nested functions needing a static chain or functions
20430 with a non-constant address.
20432 2005-01-13 Roger Sayle <roger@eyesopen.com>
20434 * simplify-rtx.c (simplify_binary_operation) <AND>: Optimize
20435 (and (sign_extend X) C) into (zero_extend (and X C)).
20437 2005-01-13 David O'Brien <obrien@FreeBSD.org>
20439 * config/freebsd-spec.h: Make KSE pthread lib logic the default.
20441 2005-01-13 Richard Henderson <rth@redhat.com>
20446 * config/i386/i386.md (cmpdf, cmpsf, bunordered, bordered, buneq,
20447 bunge, bungt, bunle, bunlt, bltgt): Enable for TARGET_SSE_MATH,
20448 not just TARGET_SSE.
20449 (cmpfp_i_387): Rename from cmpfp_i. Move after sse patterns.
20450 (cmpfp_i_mixed): Rename from cmpfp_i_sse; use for TARGET_MIX_SSE_I387.
20451 (cmpfp_i_sse): Rename from cmpfp_i_sse_only; use for TARGET_SSE_MATH.
20452 (cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387): Similarly.
20453 (fp_jcc_1_mixed, fp_jcc_1_sse, fp_jcc_1_387): Similarly.
20454 (fp_jcc_2_mixed, fp_jcc_2_sse, fp_jcc_2_387): Similarly.
20455 (fp_jcc_3_387, fp_jcc_4_387, fp_jcc_5_387, fp_jcc_6_387,
20456 fp_jcc_7_387, fp_jcc_8_387): Rename from fp_jcc_N.
20457 (movdicc_c_rex64): Rename with '*'.
20458 (movsfcc, movdfcc): Add checks for 387 and sse math to condition.
20459 (movsfcc_1_sse_min, movsfcc_1_sse_max, movsfcc_1_sse): New.
20460 (movsfcc_1_387): Rename from movsfcc_1.
20461 (movdfcc_1_sse_min, movdfcc_1_sse_max, movdfcc_1_sse): New.
20462 (movdfcc_1, movdfcc_1_rex64): Add check for 387.
20463 (sminsf3, smaxsf3, smindf3, smaxdf3): New.
20464 (minsf3, minsf, minsf_nonieee, minsf_sse, mindf3, mindf,
20465 mindf_nonieee, mindf_sse, maxsf3, maxsf, maxsf_nonieee, maxsf_sse,
20466 maxdf3, maxdf, maxdf_nonieee, maxdf_sse, sse_movsfcc, sse_movsfcc_eq,
20467 sse_movdfcc, sse_movdfcc_eq, sse_movsfcc_const0_1,
20468 sse_movsfcc_const0_2, sse_movsfcc_const0_3, sse_movsfcc_const0_4,
20469 sse_movdfcc_const0_1, sse_movdfcc_const0_2, sse_movdfcc_const0_3,
20470 sse_movdfcc_const0_4): Remove.
20471 * config/i386/i386.c (ix86_expand_fp_movcc): For TARGET_SSE_MATH,
20472 recognize min/max early. Update for changed sse cmove patterns.
20473 (ix86_split_sse_movcc): New.
20474 * config/i386/i386-protos.h: Update.
20476 2005-01-13 Steven Bosscher <stevenb@suse.de>
20478 * tree-ssa-dse.c (fix_phi_uses): Use SSA operand iterators.
20479 (fix_stmt_v_may_defs): Likewise.
20481 2005-01-13 Richard Henderson <rth@redhat.com>
20483 * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use elt_mode
20484 for converting the mask.
20486 2005-01-13 David Edelsohn <edelsohn@gnu.org>
20488 * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Change _XOPEN_SOURCE
20491 2005-01-13 Richard Henderson <rth@redhat.com>
20493 * config/i386/i386.c (IX86_BUILTIN_MOVQ, IX86_BUILTIN_LOADD,
20494 IX86_BUILTIN_STORED, IX86_BUILTIN_MOVQ2DQ,
20495 IX86_BUILTIN_MOVDQ2Q): Remove.
20496 (IX86_BUILTIN_VEC_EXT_V4SI): New.
20497 (ix86_init_mmx_sse_builtins, ix86_expand_builtin): Update to match.
20498 (ix86_expand_vector_extract): For V4S[FI], extract element 0 after
20500 * config/i386/sse.md (sse_concatv2sf): Accept zero operand 2.
20501 (sse2_pextrw): Fix immediate constraint.
20502 (sse2_loadq, sse2_loadq_rex64): Remove.
20503 * config/i386/emmintrin.h (_mm_cvtsi128_si32, _mm_cvtsi128_si64x):
20504 Use __builtin_ia32_vec_ext_<size>.
20505 (_mm_cvtsi32_si128, _mm_cvtsi64x_si128): Use _mm_set_epi<size>.
20507 2005-01-13 Aldy Hernandez <aldyh@redhat.com>
20509 * function.c (assign_parm_setup_block): Look inside original
20510 entry_parm when inspecting PARALLEL.
20512 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20513 Joel Sherrill <joel@oarcorp.com>
20516 * gthr-rtems.h (__gthread_recursive_mutex_t): New type.
20517 (__GTHREAD_RECURSIVE_MUTEX_INIT_FUNCTION): Define to
20518 rtems_gxx_recursive_mutex_init.
20519 (__gthread_recursive_mutex_lock): New function.
20520 (__gthread_recursive_mutex_trylock): Likewise.
20521 (__gthread_recursive_mutex_unlock): Likewise.
20523 2005-01-13 Ralf Corsepius <ralf.corsepius@rtems.org>
20525 * config/i386/t-rtems-i386: Multilib on -mtune instead of -mcpu.
20527 2005-01-13 Jan Beulich <jbeulich@novell.com>
20529 * config/ia64/ia64.md (ashlti3, ashlti3_internal): New.
20530 (ashrti3_internal): Indicate output is early clobber. Generate result
20531 into output rather than first input. Use move for low word of output
20532 if shift count is exactly 64.
20533 (lshrti3_internal): Likewise.
20535 2005-01-13 Hans-Peter Nilsson <hp@bitrange.com>
20539 * reload1.c (delete_output_reload): Don't delete an output reload
20540 if the pseudo lives longer than a single basic block. Adjust and
20541 improve wording of comment.
20543 2005-01-12 Andrew Pinski <pinskia@physics.uc.edu>
20546 * config/darwin.c (machopic_select_section): Use TYPE_SIZE_UNIT instead
20547 of TYPE_SIZE where we mean the number of bytes.
20549 2005-01-12 Aldy Hernandez <aldyh@redhat.com>
20551 * function.c (assign_parm_setup_block): Relax condition on
20552 multi-register optimization.
20554 2005-01-12 Nick Clifton <nickc@redhat.com>
20556 * config/sh/sh.md (udivsi3_sh2a, divsi3_sh2a): Give these patterns
20557 an "in_delay_slot" attribute of "no" to prevent them being used in
20558 delay slots. This is forbidden because they might generate
20561 2005-01-12 Alan Modra <amodra@bigpond.net.au>
20564 * config/rs6000/rs6000.md (movtf_internal): Replace r->o and m->r
20565 with r->Y and Y->r.
20567 2005-01-12 Nick Clifton <nickc@redhat.com>
20569 * config/iq2000/iq2000.h (ASM_SPEC): Undefine (to stop -Qy being
20570 passed on to GAS) but do not define, as GAS no longer supports or
20571 needs the -m2000 option.
20573 2005-01-11 Roger Sayle <roger@eyesopen.com>
20575 * builtins.c (fold_builtin_fabs): Convert argument to the appropriate
20576 type as args of unprototyped builtins aren't automatically promoted.
20577 (fold_builtin_abs): Likewise.
20579 2005-01-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20581 * Makefile.in: Set a `build-warn' variable.
20583 2005-01-11 Zdenek Dvorak <dvorakz@suse.cz>
20585 PR tree-optimization/17949
20586 * tree-ssa-loop-ivopts.c (may_be_unaligned_p): New function.
20587 (find_interesting_uses_address): Use it.
20589 2005-01-11 Aldy Hernandez <aldyh@redhat.com>
20591 * regrename.c (kill_value): Handle subreg's that won't simplify.
20593 2005-01-11 Richard Henderson <rth@redhat.com>
20596 * config/i386/i386.h (enum ix86_builtins): Move ...
20597 * config/i386/i386.c: ... here.
20598 (IX86_BUILTIN_MOVDDUP, IX86_BUILTIN_MMX_ZERO, IX86_BUILTIN_PEXTRW,
20599 IX86_BUILTIN_PINSRW, IX86_BUILTIN_LOADAPS, IX86_BUILTIN_LOADSS,
20600 IX86_BUILTIN_STORESS, IX86_BUILTIN_SSE_ZERO, IX86_BUILTIN_PEXTRW128,
20601 IX86_BUILTIN_PINSRW128, IX86_BUILTIN_LOADAPD, IX86_BUILTIN_LOADSD,
20602 IX86_BUILTIN_STOREAPD, IX86_BUILTIN_STORESD, IX86_BUILTIN_STOREHPD,
20603 IX86_BUILTIN_STORELPD, IX86_BUILTIN_SETPD1, IX86_BUILTIN_SETPD,
20604 IX86_BUILTIN_CLRPD, IX86_BUILTIN_LOADPD1, IX86_BUILTIN_LOADRPD,
20605 IX86_BUILTIN_STOREPD1, IX86_BUILTIN_STORERPD, IX86_BUILTIN_LOADDQA,
20606 IX86_BUILTIN_STOREDQA, IX86_BUILTIN_CLRTI,
20607 IX86_BUILTIN_LOADDDUP): Remove.
20608 (IX86_BUILTIN_VEC_INIT_V2SI, IX86_BUILTIN_VEC_INIT_V4HI,
20609 IX86_BUILTIN_VEC_INIT_V8QI, IX86_BUILTIN_VEC_EXT_V2DF,
20610 IX86_BUILTIN_VEC_EXT_V2DI, IX86_BUILTIN_VEC_EXT_V4SF,
20611 IX86_BUILTIN_VEC_EXT_V8HI, IX86_BUILTIN_VEC_EXT_V4HI,
20612 IX86_BUILTIN_VEC_SET_V8HI, IX86_BUILTIN_VEC_SET_V4HI): New.
20613 (ix86_init_builtins): Make static.
20614 (ix86_init_mmx_sse_builtins): Update for changed builtins.
20615 (ix86_expand_binop_builtin): Only use ix86_fixup_binary_operands
20616 if all the modes match. Otherwise, fake it.
20617 (get_element_number, ix86_expand_vec_init_builtin,
20618 ix86_expand_vec_ext_builtin, ix86_expand_vec_set_builtin): New.
20619 (ix86_expand_builtin): Make static. Update for changed builtins.
20620 (ix86_expand_vector_move_misalign): Use sse2_loadlpd with zero
20621 operand instead of sse2_loadsd. Cast sse1 fallback to V4SFmode.
20622 (ix86_expand_vector_init_duplicate): New.
20623 (ix86_expand_vector_init_low_nonzero): New.
20624 (ix86_expand_vector_init_one_var, ix86_expand_vector_init_general):
20625 Split out from ix86_expand_vector_init; handle integer modes.
20626 (ix86_expand_vector_init): Use them.
20627 (ix86_expand_vector_set, ix86_expand_vector_extract): New.
20628 * config/i386/i386-protos.h: Update.
20629 * config/i386/predicates.md (reg_or_0_operand): New.
20630 * config/i386/mmx.md (mov<MMXMODEI>_internal): Add 'r' variants.
20631 (movv2sf_internal): Likewise. And a splitter to match them all.
20632 (vec_dupv2sf, mmx_concatv2sf, vec_setv2sf, vec_extractv2sf,
20633 vec_initv2sf, vec_dupv4hi, vec_dupv2si, mmx_concatv2si, vec_setv2si,
20634 vec_extractv2si, vec_initv2si, vec_setv4hi, vec_extractv4hi,
20635 vec_initv4hi, vec_setv8qi, vec_extractv8qi, vec_initv8qi): New.
20636 (mmx_pinsrw): Fix operand ordering.
20637 * config/i386/sse.md (movv4sf splitter): Use direct pattern,
20638 rather than sse_loadss expander.
20639 (movv2df splitter): Similarly.
20640 (sse_loadss, sse_loadlss): Remove.
20641 (vec_dupv4sf, sse_concatv2sf, sse_concatv4sf, vec_extractv4sf_0): New.
20642 (vec_setv4sf, vec_setv2df): Use ix86_expand_vector_set.
20643 (vec_extractv4sf, vec_extractv2df): Use ix86_expand_vector_extract.
20644 (sse3_movddup): Rename with '*'.
20645 (sse3_movddup splitter): Use gen_rtx_REG instead of gen_lowpart.
20646 (sse2_loadsd): Remove.
20647 (vec_dupv2df_sse3): Rename from sse3_loadddup.
20648 (vec_dupv2df, vec_concatv2df_sse3, vec_concatv2df): New.
20649 (sse2_pinsrw): Fix argument ordering.
20650 (sse2_loadld, sse2_loadq): Add sse1 alternatives.
20651 (sse2_stored): Remove 'r' destination.
20652 (vec_dupv4si, vec_dupv2di, sse2_concatv2si, sse1_concatv2si,
20653 vec_concatv4si_1, vec_concatv2di, vec_setv2di, vec_extractv2di,
20654 vec_initv2di, vec_setv4si, vec_extractv4si, vec_initv4si,
20655 vec_setv8hi, vec_extractv8hi, vec_initv8hi, vec_setv16qi,
20656 vec_extractv16qi, vec_initv16qi): New.
20658 * config/i386/emmintrin.h (__m128i, __m128d): Use typedef, not define.
20659 (_mm_set_sd, _mm_set1_pd, _mm_setzero_pd, _mm_set_epi64x,
20660 _mm_set_epi32, _mm_set_epi16, _mm_set_epi8, _mm_setzero_si128): Use
20662 (_mm_load_pd, _mm_store_pd): Use plain dereference.
20663 (_mm_load_si128, _mm_store_si128): Likewise.
20664 (_mm_load1_pd): Use _mm_set1_pd.
20665 (_mm_load_sd): Use _mm_set_sd.
20666 (_mm_store_sd, _mm_storeh_pd): Use __builtin_ia32_vec_ext_v2df.
20667 (_mm_store1_pd, _mm_storer_pd): Use _mm_store_pd.
20668 (_mm_set_epi64): Use _mm_set_epi64x.
20669 (_mm_set1_epi64x, _mm_set1_epi64, _mm_set1_epi32, _mm_set_epi16,
20670 _mm_set1_epi8, _mm_setr_epi64, _mm_setr_epi32, _mm_setr_epi16,
20671 _mm_setr_epi8): Use _mm_set_foo form.
20672 (_mm_loadl_epi64, _mm_movpi64_epi64, _mm_move_epi64): Use _mm_set_epi64.
20673 (_mm_storel_epi64, _mm_movepi64_pi64): Use __builtin_ia32_vec_ext_v2di.
20674 (_mm_extract_epi16): Use __builtin_ia32_vec_ext_v8hi.
20675 (_mm_insert_epi16): Use __builtin_ia32_vec_set_v8hi.
20676 * config/i386/mmintrin.h (_mm_setzero_si64): Use plain cast.
20677 (_mm_set_pi32): Use __builtin_ia32_vec_init_v2si.
20678 (_mm_set_pi16): Use __builtin_ia32_vec_init_v4hi.
20679 (_mm_set_pi8): Use __builtin_ia32_vec_init_v8qi.
20680 (_mm_set1_pi16, _mm_set1_pi8): Use _mm_set_piN variant.
20681 * config/i386/pmmintrin.h (_mm_loaddup_pd): Use _mm_load1_pd.
20682 (_mm_movedup_pd): Use _mm_shuffle_pd.
20683 * config/i386/xmmintrin.h (_mm_setzero_ps, _mm_set_ss,
20684 _mm_set1_ps, _mm_set_ps, _mm_setr_ps): Use constructor form.
20685 (_mm_cvtpi16_ps, _mm_cvtpu16_ps, _mm_cvtpi8_ps, _mm_cvtpu8_ps,
20686 _mm_cvtps_pi8, _mm_cvtpi32x2_ps): Avoid __builtin_ia32_mmx_zero;
20687 Use _mm_setzero_ps.
20688 (_mm_load_ss, _mm_load1_ps): Use _mm_set* form.
20689 (_mm_load_ps, _mm_loadr_ps): Use raw dereference.
20690 (_mm_store_ss): Use __builtin_ia32_vec_ext_v4sf.
20691 (_mm_store_ps): Use raw dereference.
20692 (_mm_store1_ps): Use _mm_storeu_ps.
20693 (_mm_storer_ps): Use _mm_store_ps.
20694 (_mm_extract_pi16): Use __builtin_ia32_vec_ext_v4hi.
20695 (_mm_insert_pi16): Use __builtin_ia32_vec_set_v4hi.
20697 2005-01-11 Stan Shebs <shebs@apple.com>
20699 * config/rs6000/rs6000.c (machopic_output_stub): Issue
20700 ldu instead of lwzu if 64-bit -mdynamic-no-pic.
20702 2005-01-11 Andrew Pinski <pinskia@physics.uc.edu>
20705 * config/rs6000/rs6000.c (rs6000_special_round_type_align):
20706 Skip all DECLs except for FIELD_DECLs.
20708 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20710 * config/s390/s390.c (override_options): Return error if
20711 -mbackchain, -mpacked-stack and -mhard-float are used together.
20712 (s390_va_start): Remove the backchain && packed-stack special case.
20713 (s390_gimplify_va_arg): Likewise.
20714 * doc/invoke.texi: Remove the ABI incompatibility note.
20716 2005-01-11 Andreas Krebbel <krebbel1@de.ibm.com>
20718 * config/s390/s390.c (struct s390_frame_layout): Remove
20720 (s390_frame_info, s390_emit_prologue): Replace occurrences of
20721 save_backchain_p with TARGET_BACKCHAIN.
20723 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20726 * builtins.c (std_gimplify_va_arg_expr): Adjust alignment of *ap.
20727 * expr.h (struct locate_and_pad_arg_data): Add "boundary".
20728 * function.c (locate_and_pad_parm): Set new field.
20729 (assign_parm_find_stack_rtl): Use it instead of FUNCTION_ARG_BOUNDARY.
20730 Tweak where_pad test to include "none". Always set mem align for
20732 (assign_parm_adjust_stack_rtl): Discard stack_parm if alignment
20733 not sufficient for type.
20734 (assign_parm_setup_block): If stack_parm is zero on entry, always
20735 make a new stack local. Block move old stack parm if necessary
20736 to new aligned stack local.
20737 (assign_parm_setup_stack): Use a block move to handle
20738 potentially misaligned entry_parm.
20739 (assign_parms_unsplit_complex): Specify required alignment when
20740 creating stack local.
20741 * calls.c (compute_argument_addresses): Override alignment of stack
20742 arg calculated from its type with the alignment given by
20743 FUNCTION_ARG_BOUNDARY.
20744 (store_one_arg): Likewise.
20746 2005-01-11 Jan Beulich <jbeulich@novell.com>
20748 * config/ia64/ia64.md (zero_extendsidi2): Replace zxt4 by addp4.
20749 Change respective itanium_class attribute to ialu.
20750 (shladdp4_internal): New.
20751 * config/ia64/predicates.md (shladd_log2_operand): New.
20753 2005-01-11 Richard Henderson <rth@redhat.com>
20755 * expr.c (store_constructor): Use rtvec_alloc instead of
20756 alloca+gen_rtvec_v, and an incorrect number passed to alloca.
20758 2005-01-11 Kazu Hirata <kazu@cs.umass.edu>
20760 * config/alpha/alpha.c, config/i386/mmx.md: Fix comment typos.
20762 2005-01-11 Alan Modra <amodra@bigpond.net.au>
20764 * varasm.c (default_section_type_flags_1): Don't set SECTION_SMALL.
20765 * config/ia64/ia64.c (TARGET_SECTION_TYPE_FLAGS): Define.
20766 (TARGET_RWRELOC): Define.
20767 (ia64_rwreloc_section_type_flags): Delete.
20768 (ia64_section_type_flags): New function.
20769 * config/ia64/hpux.h (TARGET_SECTION_TYPE_FLAGS): Don't define.
20770 (TARGET_RWRELOC): Define.
20772 2005-01-10 David Mosberger <davidm@hpl.hp.com>
20775 * config/ia64/ia64.c (process_set): For alloc insn, only call
20776 process_epilogue is !frame_pointer_needed.
20778 2005-01-10 Roger Sayle <roger@eyesopen.com>
20781 * c-common.c (c_common_truthvalue_conversion): TRUTH_NOT_EXPR is a
20782 unary operator and can't be treated as a binary/comparison operator.
20784 2005-01-10 Richard Henderson <rth@redhat.com>
20786 * config/i386/i386.c (ix86_function_value): Use type_natural_mode.
20787 (ix86_return_in_memory): Likewise.
20788 (function_arg_advance): Likewise. Mirror structure in function_arg
20789 for choosing register to advance.
20791 2005-01-10 Kazu Hirata <kazu@cs.umass.edu>
20793 * tree-vectorizer.c, tree.def: Fix comment typos.
20795 2005-01-10 Mark Dettinger <dettinge@de.ibm.com>
20797 * config/s390/s390.c (struct processor_costs): 4 new fields:
20798 ddbr, ddr, debr, der.
20799 (s390_rtx_costs): More precise handling of divide instructions.
20801 2005-01-10 David Edelsohn <edelsohn@gnu.org>
20803 * config/rs6000/t-aix43 (BOOT_LDFLAGS): Define.
20805 2005-01-10 Jan Beulich <jbeulich@novell.com>
20807 * config/ia64/ia64.c (ia64_in_small_data_p): Also handle the section
20808 names resulting from -ffunction-sections/-fdata-sections and linkonce
20810 * varasm.c (default_section_type_flags_1): Also set SECTION_SMALL
20811 based on the section name. Rearrange the section name comparison logic
20812 slightly so that each section name is compared against at most once.
20814 2005-01-10 Ben Elliston <bje@au.ibm.com>
20816 * doc/invoke.texi (Code Gen Options): Add PowerPC to the list of
20817 targets for which -fPIC reduces limitations on the GOT size.
20819 2005-01-09 Falk Hueffner <falk@debian.org>
20821 * fold-const.c (fold): Also handle EXACT_DIV_EXPR when folding
20824 2005-01-09 David Edelsohn <edelsohn@gnu.org>
20827 * collect2.c (main): Set aixrtl_flag for -brtl option.
20828 (resolve_lib_name): Search for .so file extension before .a
20829 if aixrtl_flag set.
20831 2005-01-09 Dorit Naishlos <dorit@il.ibm.com>
20833 * tree-vectorizer.c (vect_enhance_data_refs_alignment): Add dump prints.
20834 (vect_analyze_data_refs_alignment): Add dump prints.
20836 2005-01-09 Ira Rosen <irar@il.ibm.com>
20838 * tree-vectorizer.c (vect_analyze_offset_expr): Use
20839 expr_invariant_in_loop_p.
20840 Initialize outputs first thing in the function.
20841 (vect_update_ivs_after_vectorizer): Call initial_condition_in_loop_num.
20842 (vect_is_simple_iv_evolution): Call initial_condition_in_loop_num.
20843 (vect_analyze_pointer_ref_access): Check that the initial condition of
20844 the access function is loop invariant.
20846 2005-01-09 Richard Henderson <rth@redhat.com>
20848 * config/i386/i386.c (bdesc_2arg): Update names for mmx_ prefixes.
20849 (ix86_expand_builtin): Likewise. Frob MASKMOVQ wrt the input mem
20850 just like MASKMOVDQU. Return plain zero for MMX_ZERO.
20851 * config/i386/i386.md (MMXMODEI, mov<MMXMODEI>,
20852 mov<MMXMODEI>_internal_rex64, mov<MMXMODEI>_internal, movv2sf,
20853 movv2sf_internal_rex64, movv2sf_internal, MMXMODE,
20854 movmisalign<MMXMODE>, mmx_pmovmskb, mmx_maskmovq, mmx_maskmovq_rex,
20855 sse_movntdi, addv8qi3, addv4hi3, addv2si3, mmx_adddi3, ssaddv8qi3,
20856 ssaddv4hi3, usaddv8qi3, usaddv4hi3, subv8qi3, subv4hi3, subv2si3,
20857 mmx_subdi3, sssubv8qi3, sssubv4hi3, ussubv8qi3, ussubv4hi3,
20858 mulv4hi3, smulv4hi3_highpart, umulv4hi3_highpart, mmx_pmaddwd,
20859 sse2_umulsidi3, mmx_iordi3, mmx_xordi3, mmx_anddi3, mmx_nanddi3,
20860 mmx_uavgv8qi3, mmx_uavgv4hi3, mmx_psadbw, mmx_pinsrw, mmx_pinsrw,
20861 mmx_pextrw, mmx_pshufw, eqv8qi3, eqv4hi3, eqv2si3, gtv8qi3, gtv4hi3,
20862 gtv2si3, umaxv8qi3, smaxv4hi3, uminv8qi3, sminv4hi3, ashrv4hi3,
20863 ashrv2si3, lshrv4hi3, lshrv2si3, mmx_lshrdi3, ashlv4hi3, ashlv2si3,
20864 mmx_ashldi3, mmx_packsswb, mmx_packssdw, mmx_packuswb, mmx_punpckhbw,
20865 mmx_punpckhwd, mmx_punpckhdq, mmx_punpcklbw, mmx_punpcklwd,
20866 mmx_punpckldq, emms, addv2sf3, subv2sf3, subrv2sf3, gtv2sf3, gev2sf3,
20867 eqv2sf3, pfmaxv2sf3, pfminv2sf3, mulv2sf3, femms, pf2id, pf2iw,
20868 pfacc, pfnacc, pfpnacc, pi2fw, floatv2si2, pfrcpv2sf2, pfrcpit1v2sf3,
20869 pfrcpit2v2sf3, pfrsqrtv2sf2, pfrsqit1v2sf3, pmulhrwv4hi3, pswapdv2si2,
20870 pswapdv2sf2): Move to mmx.md; rename as necessary with leading
20872 (mmx_clrdi, pavgusb): Remove.
20873 (ldmxcsr, stmxcsr, sfence, sfence_insn): Move to sse.md; rename
20874 with leading sse_ prefix.
20875 * config/i386/sse.md: Receive them.
20876 * config/i386/mmx.md: New file.
20877 (MMXMODE12, MMXMODE24, mmxvecsize): New.
20878 (subrv2sf3): Turn into expander for normal subtraction.
20879 (mmx_addv2sf3, mmx_mulv2sf3, mmx_smaxv2sf3, mmx_sminv2sf3,
20880 mmx_eqv2sf3, mmx_mulv4hi3, mmx_smulv4hi3_highpart,
20881 mmx_umulv4hi3_highpart, mmx_pmaddwd, mmx_pmulhrwv4hi3, sse2_umulsidi3,
20882 mmx_umaxv8qi3, mmx_smaxv4hi3, mmx_uminv8qi3, mmx_sminv4hi3): Mark
20883 commutative; use ix86_binary_operator_ok.
20884 (mmx_add<MMXMODEI>3, mmx_ssadd<MMXMODE12>3, mmx_usadd<MMXMODE12>3,
20885 mmx_sub<MMXMODEI>3, mmx_sssub<MMXMODE12>3, mmx_ussub<MMXMODE12>3
20886 mmx_ashr<MMXMODE24>3, mmx_lshr<MMXMODE23>3, mmx_ashl<MMXMODE24>3
20887 mmx_eq<MMXMODEI>3, mmx_gt<MMXMODEI>3, mmx_and<MMXMODEI>3,
20888 mmx_nand<MMXMODEI>3, mmx_ior<MMXMODEI>3, mmx_xor<MMXMODEI>3):
20889 Macroize from existing patterns; use ix86_binary_operator_ok.
20890 (mmx_packsswb, mmx_packssdw, mmx_packuswb): Add memory alternative.
20891 (mmx_punpckhbw, mmx_punpcklbw, mmx_punpckhwd, mmx_punpcklwd,
20892 mmx_punpckhdq, mmx_punpckhdq, mmx_punpckldq): Likewise. Model
20893 with vec_select+vec_concat.
20894 (mmx_pshufw, mmx_pshufw_1): Likewise.
20895 (mmx_uavgv8qi3): Merge pavgusb. Model correcty.
20896 (mmx_uavgv4hi3): Model correctly.
20897 * config/i386/mmintrin.h (_mm_and_si64, _mm_andnot_si64, _mm_or_si64,
20898 _mm_xor_si64): Remove casts.
20900 2005-01-09 Zdenek Dvorak <dvorakz@suse.cz>
20902 PR tree-optimization/19224
20903 * tree-scalar-evolution.c (get_instantiated_value,
20904 set_instantiated_value): New functions.
20905 (instantiate_parameters_1): Cache the results.
20906 (instantiate_parameters, resolve_mixers): Initialize and free
20909 2005-01-08 David Edelsohn <edelsohn@gnu.org>
20911 * config/i386/i386.md (addhi_4): Correct reference in comment.
20914 2005-01-08 Richard Henderson <rth@redhat.com>
20916 * config/i386/emmintrin.h (_mm_cvtsi128_si32): Move earlier.
20917 (_mm_cvtsi128_si64x): Likewise.
20918 (_mm_srl_epi64, _mm_srl_epi32, _mm_srl_epi16, _mm_sra_epi32,
20919 _mm_sra_epi16, _mm_sll_epi64, _mm_sll_epi32, _mm_sll_epi16): Use
20920 the _mm_{srl,sll}i_foo counterpart, and _mm_cvtsi128_si32.
20921 * config/i386/i386-modes.def: Add V16HI, V32QI, V4DF, V8SF.
20922 * config/i386/i386-protos.h: Update.
20923 * config/i386/i386.c (print_operand): Add 'H'.
20924 (ix86_fixup_binary_operands): Split out from ...
20925 (ix86_expand_binary_operator): ... here.
20926 (ix86_fixup_binary_operands_no_copy): New.
20927 (ix86_expand_fp_absneg_operator): Handle vector mode results.
20928 (bdesc_2arg): Update names for sse{,2,3}_ prefixes.
20929 (ix86_init_mmx_sse_builtins): Remove *maskncmp* special cases.
20930 (safe_vector_operand): Use CONST0_RTX.
20931 (ix86_expand_binop_builtin): Use ix86_fixup_binary_operands.
20932 (ix86_expand_builtin): Merge CODE_FOR_sse2_maskmovdqu_rex64 and
20933 CODE_FOR_sse2_maskmovdqu. Special case SSE version of MASKMOVDQU
20934 expansion. Update names for sse{,2,3}_ prefixes. Remove *maskncmp*
20936 * config/i386/i386.h (IX86_BUILTIN_CMPNGTSS): New.
20937 (IX86_BUILTIN_CMPNGESS): New.
20938 * config/i386/i386.md (UNSPEC_FIX_NOTRUNC): New.
20939 (attr type): Add sselog1.
20940 (attr unit, attr memory): Handle it.
20941 (movti, movti_internal, movti_rex64): Move near other integer moves.
20942 (movtf, movtf_internal): Move near other fp moves.
20943 (SSEMODE, SSEMODEI, vec_setv2df, vec_extractv2df, vec_initv2df,
20944 vec_setv4sf, vec_extractv4sf, vec_initv4sf, movv4sf, movv4sf_internal,
20945 movv2df, movv2df_internal, mov<SSEMODEI>, mov<SSEMODEI>_internal,
20946 movmisalign<SSEMODE>, sse_movups_1, sse_movmskps, sse_movntv4sf,
20947 sse_movhlps, sse_movlhps, sse_storehps, sse_loadhps, sse_storelps,
20948 sse_loadlps, sse_loadss, sse_loadss_1, sse_movss, sse_storess,
20949 sse_shufps, addv4sf3, vmaddv4sf3, subv4sf3, vmsubv4sf3, negv4sf2,
20950 mulv4sf3, vmmulv4sf3, divv4sf3, vmdivv4sf3, rcpv4sf2, vmrcpv4sf2,
20951 rsqrtv4sf2, vmrsqrtv4sf2, sqrtv4sf2, vmsqrtv4sf2, sse_andv4sf3,
20952 sse_nandv4sf3, sse_iorv4sf3, sse_xorv4sf3, sse2_andv2df3,
20953 sse2_nandv2df3, sse2_iorv2df3, sse2_xorv2df3, sse2_andv2di3,
20954 sse2_nandv2di3, sse2_iorv2di3, sse2_xorv2di3, maskcmpv4sf3,
20955 vmmaskcmpv4sf3, sse_comi, sse_ucomi, sse_unpckhps, sse_unpcklps,
20956 smaxv4sf3, vmsmaxv4sf3, sminv4sf3, vmsminv4sf3, cvtpi2ps, cvtps2pi,
20957 cvttps2pi, cvtsi2ss, cvtsi2ssq, cvtss2si, cvtss2siq, cvttss2si,
20958 cvttss2siq, addv2df3, vmaddv2df3, subv2df3, vmsubv2df3, mulv2df3,
20959 vmmulv2df3, divv2df3, vmdivv2df3, smaxv2df3, vmsmaxv2df3, sminv2df3,
20960 vmsminv2df3, sqrtv2df2, vmsqrtv2df2, maskcmpv2df3, vmmaskcmpv2df3,
20961 sse2_comi, sse2_ucomi, sse2_movmskpd, sse2_pmovmskb, sse2_maskmovdqu,
20962 sse2_maskmovdqu_rex64, sse2_movntv2df, sse2_movntv2di, sse2_movntsi,
20963 cvtdq2ps, cvtps2dq, cvttps2dq, cvtdq2pd, cvtpd2dq, cvttpd2dq,
20964 cvtpd2pi, cvttpd2pi, cvtpi2pd, cvtsd2si, cvtsd2siq, cvttsd2si,
20965 cvttsd2siq, cvtsi2sd, cvtsi2sdq, cvtsd2ss, cvtss2sd, cvtpd2ps,
20966 cvtps2pd, addv16qi3, addv8hi3, addv4si3, addv2di3, ssaddv16qi3,
20967 ssaddv8hi3, usaddv16qi3, usaddv8hi3, subv16qi3, subv8hi3, subv4si3,
20968 subv2di3, sssubv16qi3, sssubv8hi3, ussubv16qi3, ussubv8hi3, mulv8hi3,
20969 smulv8hi3_highpart, umulv8hi3_highpart, sse2_umulsidi3,
20970 sse2_umulv2siv2di3, sse2_pmaddwd, sse2_uavgv16qi3, sse2_uavgv8hi3,
20971 sse2_psadbw, sse2_pinsrw, sse2_pextrw, sse2_pshufd, sse2_pshuflw,
20972 sse2_pshufhw, eqv16qi3, eqv8hi3, eqv4si3, gtv16qi3, gtv8hi3,
20973 gtv4si3, umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3, ashrv8hi3,
20974 ashrv4si3, lshrv8hi3, lshrv4si3, lshrv2di3, ashlv8hi3, ashlv4si3,
20975 ashlv2di3, sse2_ashlti3, sse2_lshrti3, sse2_unpckhpd, sse2_unpcklpd,
20976 sse2_packsswb, sse2_packssdw, sse2_packuswb, sse2_punpckhbw,
20977 sse2_punpckhwd, sse2_punpckhdq, sse2_punpcklbw, sse2_punpcklwd,
20978 sse2_punpckldq, sse2_punpcklqdq, sse2_punpckhqdq, sse2_movupd,
20979 sse2_movdqu, sse2_movdq2q, sse2_movdq2q_rex64, sse2_movq2dq,
20980 sse2_movq2dq_rex64, sse2_loadd, sse2_stored, sse2_storehpd,
20981 sse2_loadhpd, sse2_storelpd, sse2_loadlpd, sse2_movsd, sse2_loadsd,
20982 sse2_loadsd_1, sse2_storesd, sse2_shufpd, sse2_clflush, sse2_mfence,
20983 mfence_insn, sse2_lfence, lfence_insn, mwait, monitor, addsubv4sf3,
20984 addsubv2df3, haddv4sf3, haddv2df3, hsubv4sf3, hsubv2df3, movshdup,
20985 movsldup, lddqu, loadddup, movddup): Move to sse.md. Any with
20986 non-optabs meanings renamed with an "sse{,2,3}_" prefix at the
20988 (SSEPUSH, push<SSEPUSH>): Remove.
20989 (MMXPUSH, push<MMXPUSH>): Remove.
20990 (sse_movaps, sse_movaps_1, sse_movups): Remove.
20991 (sse2_movapd, sse2_movdqa, sse2_movq): Remove.
20992 (sse2_andti3, sse2_nandti3, sse2_iorti3, sse2_xorti3): Remove.
20993 (sse_clrv4sf, sse_clrv2df, sse2_clrti): Remove.
20994 (maskncmpv4sf3, vmmaskncmpv4sf3): Remove.
20995 (maskncmpv2df3, vmmaskncmpv2df3): Remove.
20996 (ashrv8hi3_ti, ashrv4si3_ti, lshrv8hi3_ti, lshrv4si3_ti): Remove.
20997 (lshrv2di3_ti, ashlv8hi3_ti, ashlv4si3_ti, ashlv2di3_ti): Remove.
20998 * config/i386/athlon.md (athlon_sselog_load): Handle sselog1.
20999 (athlon_sselog_load_k8, athlon_sselog, athlon_sselog_k8): Likewise.
21000 * config/i386/ppro.md (ppro_sse_div_V4SF_load): Fix memory attr.
21001 (ppro_sse_log_V4SF_load): Similarly. Handle sselog1.
21002 (ppro_sse_log_V4SF): Handle sselog1.
21003 * config/i386/predicates.md (const_0_to_1_operand): New.
21004 (const_0_to_255_mul_8_operand): New.
21005 (const_1_to_31_operand): Rename from const_int_1_31_operand.
21006 (const_2_to_3_operand, const_4_to_7_operand): New.
21007 * config/i386/sse.md: New file.
21008 (SSEMODE12, SSEMODE24, SSEMODE124, SSEMODE248, ssevecsize): New.
21009 (sse_movups): Rename from sse_movups_1.
21010 (sse_loadlss): Rename from sse_loadss_1.
21011 (andv4sf3, iorv4sf3, xorv4sf3, andv2df3): Remove the sse prefix
21013 (negv4sf2): Use ix86_expand_fp_absneg_operator.
21014 (absv4sf2, negv2df, absv2df): New.
21015 (addv4sf3): Add expander to call ix86_fixup_binary_operands_no_copy.
21016 (subv4sf3, mulv4sf3, divv4sf3, smaxv4sf3, sminv4sf3, andv4sf3,
21017 iorv4sf3, xorv4sf3, addv2df3, subv2df3, mulv2df3, divv2df3,
21018 smaxv2df3, sminv2df3, andv2df3, iorv2df3, xorv2df3, mulv8hi3,
21019 umaxv16qi3, smaxv8hi3, uminv16qi3, sminv8hi3): Likewise.
21020 (sse3_addsubv4sf3): Model correctly.
21021 sse3_haddv4sf3, sse3_hsubv4sf3, sse3_addsubv2df3, sse3_haddv2df3,
21022 sse3_hsubv2df3, sse2_ashlti3, sse2_lshrti3): Likewise.
21023 (sse_movhlps): Model with vec_select+vec_concat.
21024 (sse_movlhps, sse_unpckhps, sse_unpcklps, sse3_movshdup,
21025 sse3_movsldup, sse_shufps, sse_shufps_1, sse2_unpckhpd, sse3_movddup,
21026 sse2_unpcklpd, sse2_shufpd, sse2_shufpd_1, sse2_punpckhbw,
21027 sse2_punpcklbw, sse2_punpckhwd, sse2_punpcklwd, sse2_punpckhdq,
21028 sse2_punpckldq, sse2_punpckhqdq, sse2_punpcklqdq, sse2_pshufd,
21029 sse2_pshufd_1, sse2_pshuflw, sse2_pshuflw_1, sse2_pshufhw,
21030 sse2_pshufhw_1): Likewise.
21031 (neg<SSEMODEI>2, one_cmpl<SSEMODEI>2): New.
21032 (add<SSEMODEI>3, sse2_ssadd<SSEMODE12>3, sse2_usadd<SSEMODE12>3,
21033 sub<SSEMODEI>3, sse2_sssub<SSEMODE12>3, sse2_ussub<SSEMODE12>3,
21034 ashr<SSEMODE24>3, lshr<SSEMODE248>3, sse2_eq<SSEMODE124>3,
21035 sse2_gt<SSEMODDE124>3, and<SSEMODEI>3, sse_nand<SSEMODEI>3,
21036 ior<SSEMODEI>3, xor<SSEMODEI>3): Macroize from existing patterns.
21037 (addv4sf3, sse_vmaddv4sf3, mulv4sf3, sse_vmmulv4sf3, smaxv4sf3,
21038 sse_vmsmaxv4sf3, sminv4sf3, sse_vmsminv4sf3, addv2df3, sse2_vmaddv2df3,
21039 mulv2df3, sse2_vmmulv2df3, smaxv2df3, sse2_vmsmaxv2df3, sminv2df3,
21040 sse2_vmsminv2df3, umaxv16qi3, smaxv8hi3, uminv16qi3
21041 sminv8hi3): Mark commutative
21042 operands. Use ix86_binary_operator_ok.
21043 (sse_unpckhps, sse_unpcklps, sse2_packsswb, sse2_packssdw,
21044 sse2_packuswb, sse2_punpckhbw, sse2_punpcklbw, sse2_punpckhwd,
21045 sse2_punpcklwd, sse2_punpckhdq, sse2_punpckldq, sse2_punpckhqdq,
21046 sse2_punpcklqdq): Allow operand2 in memory.
21047 (sse_movhlps, sse_movlhps, sse2_unpckhpd, sse2_unpcklpd
21048 sse2_movsd): Add memory alternatives.
21049 (sse_storelps): Turn expander into an insn; split after reload.
21050 (sse_storess, sse2_loadhpd, sse2_loadlpd): Add non-xmm inputs.
21051 (sse2_storehpd, sse2_storelpd): Add non-xmm outputs.
21053 2005-01-08 Eric Botcazou <ebotcazou@libertysurf.fr>
21055 * configure.ac (DWARF-2 debug_line): Use objdump.
21056 * configure: Regenerate.
21058 2005-01-08 Jeff Law <law@redhat.com>
21059 Diego Novillo <dnovillo@redhat.com>
21061 PR tree-optimization/18241
21062 * tree-nrv.c (tree_nrv): Ignore volatile return values.
21063 * tree-ssa-dse.c (dse_optimize_stmt): Do not optimize
21064 statements with volatile operands.
21065 * tree-ssa-operands.c (add_stmt_operand): Do add volatile
21066 operands after marking a statement with has_volatile_ops.
21068 2005-01-08 Roger Sayle <roger@eyesopen.com>
21070 * tree.c (int_fits_type_p): Always honor integer constant
21071 TYPE_MIN_VALUE and TYPE_MAX_VALUE if they exist.
21073 2005-01-08 Roger Sayle <roger@eyesopen.com>
21075 * ifcvt.c (find_if_case_1): Reinstate 2005-01-04 change, now that
21076 the latent bug in rtl_delete_block has been resolved.
21078 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
21080 * config/mips/t-iris6 (MULTILIB_DIRNAMES): Use -mabi argument values.
21081 (MULTILIB_OSDIRNAMES): Use the standard lib, lib32 and lib64.
21083 2005-01-08 Richard Sandiford <rsandifo@redhat.com>
21085 * config/mips/t-slibgcc-irix (SHLIB_LINK): Install a copy of the
21086 library as @multilib_dir@/$(SHLIB_SONAME).
21088 2005-01-07 Eric Botcazou <ebotcazou@libertysurf.fr>
21090 * configure.ac (HAVE_AS_OFFSETABLE_LO10): Fix typo.
21091 * configure: Regenerate.
21093 2005-01-07 Jakub Jelinek <jakub@redhat.com>
21095 * c-common.c (handle_mode_attribute): For ENUMERAL_TYPE, also copy
21098 2005-01-07 David Edelsohn <edelsohn@gnu.org>
21101 * config/rs6000/rs6000.c (rs6000_legitimize_reload_address):
21102 Convert non-word aligned offset address using ld/std into
21105 2005-01-07 Richard Henderson <rth@redhat.com>
21107 * config/i386/i386.md (sse_loadhps splitter): Fix operand number typo.
21109 2005-01-07 Richard SAndiford <rsandifo@redhat.com>
21111 * tree.h (IS_EXPR_CODE_CLASS): Use a straight-forward range check.
21113 2005-01-07 Jakub Jelinek <jakub@redhat.com>
21115 PR tree-optimization/19283
21116 * fold-const.c (fold_widened_comparison): Return NULL if shorter_type
21117 is not shorter than the original type.
21119 PR rtl-optimization/19012
21120 * config/i386/i386.md (addqi_1_slp): Set memory attribute.
21122 PR rtl-optimization/18861
21123 * cfgbuild.c (BLOCK_USED_BY_TABLEJUMP): Define.
21124 (FULL_STATE): Define.
21125 (mark_tablejump_edge): New function.
21126 (purge_dead_tablejump_edges): New function.
21127 (find_bb_boundaries): Use it.
21129 PR tree-optimization/18828
21130 * builtins.c (expand_builtin_next_arg): Remove argument and all
21131 the argument checking.
21132 (expand_builtin): Adjust caller.
21133 (expand_builtin_va_start): Likewise. Remove error for too many
21135 (fold_builtin_next_arg): Issue error for too many arguments.
21136 After checking arguments, replace them with magic arguments that
21137 prevent further checking of the args.
21139 2005-01-06 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21141 * pa64-hpux.h (STARTFILE_SPEC): Fix typo in spec.
21143 2005-01-06 Roger Sayle <roger@eyesopen.com>
21146 * gcc.c (input_suffix_matches): Tweak the semantics of %{.s:...}
21147 and %{.S:...} (and their negative variants) to test whether the
21148 input file is assembler or pre-processed-assembler independent of
21149 the actual filename extension.
21151 2005-01-06 Roger Sayle <roger@eyesopen.com>
21153 * simplify-rtx.c (simplify_subreg): Simplify truncations of shifts
21154 of sign or zero extended values.
21156 2005-01-06 Geoffrey Keating <geoffk@apple.com>
21158 * c-cppbuiltin.c (builtin_define_float_constants): Set __*_EPSILON__
21159 for IBM long double format correctly.
21161 2005-01-06 Daniel Berlin <dberlin@dberlin.org>
21163 Fix PR tree-optimization/18792
21165 * tree-data-ref.c (build_classic_dist_vector): Change first_loop
21166 to first_loop_depth, and use loop depth instead of loop number.
21167 (build_classic_dir_vector): Ditto.
21168 (compute_data_dependences_for_loop): Use depth, not loop number.
21169 * tree-loop-linear.c (try_interchange_loops): Use loop depth, not loop
21170 number. Pass in loops, instead of loop numbers.
21171 (gather_interchange_stats): Ditto.
21172 (linear_transform_loops): Ditto.
21174 2005-01-06 Richard Sandiford <rsandifo@redhat.com>
21177 * loop.c (get_monotonic_increment, biased_biv_fits_mode_p,
21178 biv_fits_mode_p, extension_within_bounds_p): New functions.
21179 (check_ext_dependent_givs): Use them.
21181 2005-01-06 Roger Sayle <roger@eyesopen.com>
21183 * cfgrtl.c (rtl_delete_block): A basic block may be followed by
21184 more than one barrier, in which case we should delete them all.
21186 2005-01-06 Tobias Schlueter <tobias.schlueter@physik.uni-muenchen.de>
21188 * gcc.c (process_command): Change year in 'gcc --version' to 2005.
21190 2005-01-05 Daniel Berlin <dberlin@dberlin.org>
21192 Fix PR middle-end/19286
21194 * dwarf2out.c (gen_subprogram_die): If we've already tried to
21195 output this subprogram, simply ignore this attempt to do it again.
21196 (add_abstract_origin_attribute): Don't abort trying to add the abstract
21197 origin attribute if it's not possible.
21198 (gen_block_die): Don't ignore subblocks of "unused" blocks.
21199 (decls_for_scope): Ditto.
21200 * gimple-low.c (mark_blocks_with_used_subblocks): Remove.
21201 (mark_used_blocks): Don't call mark_blocks_with_used_subblocks.
21203 2005-01-05 Richard Henderson <rth@redhat.com>
21206 * config/i386/i386.c (BUILTIN_DESC_SWAP_OPERANDS): New.
21207 (bdesc_2arg): Use it.
21208 (ix86_expand_binop_builtin): Force operands into registers
21210 (ix86_expand_unop_builtin, ix86_expand_unop1_builtin,
21211 ix86_expand_sse_compare, ix86_expand_sse_comi,
21212 ix86_expand_builtin): Likewise.
21214 2005-01-05 Richard Henderson <rth@redhat.com>
21216 * config/ia64/ia64.c (rtx_needs_barrier): Handle CONST_VECTOR
21218 * config/ia64/vect.md (mulv8qi3): Re-implement with mix_[rl].
21219 (mulv4hi3): Set itanium_class mmmul.
21220 (fpack_sfxf, fpack_xfsf, fpack_xfxf): Remove.
21221 (fpack): Rename from fpack_sfsf.
21223 2005-01-05 Richard Henderson <rth@redhat.com>
21226 * reload1.c (do_input_reload): Restrict the optimization deleteing
21227 a previous output reload to RELOAD_FOR_INPUT.
21229 2005-01-05 Steven Bosscher <stevenb@suse.de>
21231 * combine.c (expand_compound_operation) <ZERO_EXTRACT>: Add
21232 comment that we fall through after case.
21233 (mark_used_regs_combine): Don't expect a SIGN_EXTRACT in a SET_DEST.
21234 (distribute_links): Likewise.
21235 * cse.c (cse_insn): Likewise.
21236 * cselib.c (cselib_invalidate_mem): Likewise.
21237 * df.c: Update comments at the top of the file.
21238 (read_modify_subreg_p): Update comments here too.
21239 (df_def_record_1): Don't expect a SIGN_EXTRACT in a SET_DEST.
21240 * flow.c (mark_set_1): Likewise.
21241 (mark_used_regs): Likewise.
21242 * gcse.c (mems_conflict_for_gcse_p): Likewise.
21243 (canon_list_insert): Likewise.
21244 (mark_set): Likewise.
21245 (try_replace_reg): Likewise.
21246 (store_killed_in_insn): Likewise.
21247 * loop.c (count_one_set): Likewise.
21248 (basic_induction_var): Likewise.
21249 * postreload-gcse.c (find_mem_conflicts): Likewise.
21250 * postreload.c (reload_combine_note_store): Likewise.
21251 (move2add_note_store): Likewise.
21252 * reload.c (find_equiv_reg): Likewise.
21253 (mark_referenced_resources): Likewise.
21254 * rtlanal.c (set_noop_p): Likewise.
21255 (note_stores): Likewise.
21256 (note_uses): Likewise.
21257 * sched-deps.c (sched_analyze_1): Likewise.
21258 * sched-rgn.c (check_live_1): Likewise.
21259 (update_live_1): Likewise.
21260 * config/i860/i860.c: Likewise.
21262 * rtl.dec (SIGN_EXTRACT): Document that this cannot appear as
21264 (ZERO_EXTRACT): Mention that this one can be an lvalue.
21266 * doc/rtl.texi: Update documentation for bit-fields and SET.
21268 2005-01-05 Roger Sayle <roger@eyesopen.com>
21270 * ifcvt.c (find_if_case_1): Revert 2005-01-04 change.
21272 2005-01-05 Jan Hubicka <jh@suse.cz>
21273 Richard Henderson <rth@redhat.com>
21276 * config/i386/i386.c (ix86_expand_move): Handle tls symbols
21279 2005-01-05 Richard Henderson <rth@redhat.com>
21282 * config/i386/i386.md (sse_movhps, sse_movlps): Remove.
21283 (sse_shufps): Change operand 3 to const_int_operand.
21284 (sse2_storelps): Fix typo in template.
21285 (sse_storehps, sse_loadhps, sse_storelps, sse_loadlps): New.
21286 * config/i386/i386.c (ix86_expand_vector_move_misalign): Use them.
21287 (ix86_expand_builtin): Likewise.
21289 2005-01-05 Julian Brown <julian@codesourcery.com>
21291 * config/arm/arm.c (arm_return_in_memory): Treat complex types
21292 as aggregates for AAPCS ABIs.
21294 2005-01-05 Stan Shebs <shebs@apple.com>
21296 * unwind-dw2-fde-darwin.c (examine_objects): Use 64-bit
21297 Mach-O getters if ppc64.
21298 * config/darwin.c (darwin_asm_output_dwarf_delta): Obey
21300 * config/darwin.h (ASM_PREFERRED_EH_DATA_FORMAT): Use
21301 signed four-byte field for global code case.
21302 (STARTFILE_SPEC): Avoid crt2.o for 64-bit compilation.
21304 2005-01-05 Roger Sayle <roger@eyesopen.com>
21306 PR middle-end/19100
21307 * c-common.c: Include real.h.
21308 (c_common_truthvalue_conversion): Avoid destructively modifying expr.
21309 Correctly handle TREE_CONSTANT_OVERFLOW for INTEGER_CST.
21310 Correctly handle TREE_CONSTANT_OVERFLOW and NaNs for REAL_CST.
21311 * Makefile.in (c-common.o): Update dependencies.
21313 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21315 * c-parse.in (asm_string): Add trailing semicolon.
21317 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21319 * c-parse.in (asm_string): New. Don't allow wide strings in
21321 (simple_asm_expr, asm_argument, asm_operand, asm_clobbers): Use
21322 asm_string instead of STRING.
21324 2005-01-05 Joseph S. Myers <joseph@codesourcery.com>
21326 * c-typeck.c (constructor_no_implicit): Remove.
21327 (set_designator, process_init_element): Don't check
21328 constructor_no_implicit.
21330 2005-01-05 J"orn Rennecke <joern.rennecke@st.com>
21331 Kaz Kojima <kkojima@gcc.gnu.org>
21334 * lcm.c (create_pre_exit): New.
21335 (optimize_mode_switching): In MODE_ENTRY / MODE_EXIT case, set
21336 ENTRY_EXIT_EXTRA to 3. Use create_pre_exit.
21338 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21340 * arm.h (TARGET_OPTIONS): Correctly record -mhard-float and
21341 -msoft-float in target_float_switch.
21342 * arm.c (arm_override_options): Fix processing of target_float_switch.
21344 2004-01-05 Richard Earnshaw <rearnsha@arm.com>
21346 * arm/vfp.md (arm_movsi_vfp): Hide VFP register classes from register
21349 2004-01-05 Uros Bizjak <uros@kss-loka.si>
21351 * doc/invoke.texi (Intel 386 and AMD x86-64 Options):
21352 Replace i387 with 'i386 compiler' in -mfpmath=sse option.
21354 2005-01-04 Roger Sayle <roger@eyesopen.com>
21356 * ifcvt.c (find_if_case_1): Avoid creating an empty forwarder block,
21357 if deleting the then-block allows the test-block to fallthru to the
21360 2005-01-04 Andrew Pinski <pinskia@physics.uc.edu>
21363 * c-decl.c (diagnose_mismatched_decls): Accept "extern inline" declared
21364 after the full declaration if the are in two different TUs.
21366 2005-01-04 Richard Henderson <rth@redhat.com>
21369 * tree-sra.c (generate_one_element_init): Just
21370 call gimplify_and_add.
21371 (generate_element_init): Record the
21372 new referenced variables and mark them for renaming
21373 and split out to ...
21374 (generate_element_init_1): This.
21375 (scalarize_init): Don't call push_gimplify_context/
21376 pop_gimplify_context.
21378 2005-01-04 Geoffrey Keating <geoffk@apple.com>
21380 * toplev.c (get_src_pwd): Handle failure of getpwd().
21382 2005-01-04 Roger Sayle <roger@eyesopen.com>
21384 * fold-const.c (fold_single_bit_test): Delete unreachable handling
21386 (fold): Don't call fold_single_bit_test with a TRUTH_NOT_EXPR, as
21387 all the cases handled by it are inverted by invert_truthvalue.
21389 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21391 * config/sparc/sparc.md (save_register_windowdi): Add missing mode.
21392 (save_register_windowsi): Likewise.
21394 2005-01-04 Richard Henderson <rth@redhat.com>
21396 * tree-mudflap.c (mf_varname_tree): Fix thinko setting declname.
21398 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21400 PR middle-end/17767
21401 * cse.c (fold_rtx) [RTX_COMPARE, RTX_COMM_COMPARE]: Don't attempt
21402 any simplifications of vector mode comparison operators.
21403 * simplify-rtx.c (simplify_relational_operation): Fix variable name.
21405 2005-01-04 Paolo Bonzini <bonzini@gnu.org>
21406 Devang Patel <dpatel@apple.com>
21408 PR tree-optimization/18308
21409 * tree-if-conv.c (add_to_dst_predicate_list): Gimplify
21410 the operands before creating a new expression.
21411 * dojump.c (do_jump): Make drop_through_label available
21412 for all cases. Add expansion of COND_EXPR.
21414 2005-01-04 Ira Rosen <irar@il.ibm.com>
21416 * tree-vectorizer.c (vect_analyze_offset_expr): Test for
21417 INTEGER_CST instead of TREE_CONSTANT.
21418 (vect_gen_niters_for_prolog_loop): Test for INTEGER_CST
21419 instead of TREE_CONSTANT.
21420 (vect_analyze_pointer_ref_access): Test for INTEGER_CST
21421 instead of TREE_CONSTANT.
21423 2005-01-04 Eric Botcazou <ebotcazou@libertysurf.fr>
21425 * tree-eh.c (replace_goto_queue): Return early if the queue is empty.
21427 2005-01-04 Uros Bizjak <uros@kss-loka.si>
21430 * config/i386/i386.md (*fop_df_1_i387): Disable for TARGET_SSE_MATH.
21431 (*fop_df_1_i387): Disable for (TARGET_SSE2 && TARGET_SSE_MATH).
21433 2005-01-03 Richard Henderson <rth@redhat.com>
21435 * fold-const.c (force_fit_type): Cope with types larger than 2 HWI.
21436 (fold_convert_const_int_from_int, fold_convert_const_int_from_real,
21437 fold_convert_const_real_from_real): Split out from ...
21438 (fold_convert_const): ... here.
21440 2005-01-03 Richard Henderson <rth@redhat.com>
21443 * config/i386/i386.md (movdi_2): Separate SSE1 and SSE2 alternatives.
21444 (mov<MMXMODEI>_internal): Likewise.
21445 (movdf_nointeger): Prefer Y while not preferring, but allowing, x.
21446 Add V2SF case; use it for SSE1; don't use TI.
21447 (movdf_integer): Likewise.
21448 (mov<SSEMODEI>_internal, movti_internal): Force V4SF for SSE1.
21450 2005-01-03 Ira Rosen <irar@il.ibm.com>
21452 * tree-vectorizer.c (vect_strip_conversions): New function.
21453 (vect_analyze_offset_expr): Call vect_strip_conversions. Add
21454 check for binary class.
21456 2005-01-03 Daniel Berlin <dberlin@dberlin.org>
21460 * dwarf2out.c (block_ultimate_origin): Follow decl origin if origin
21462 * gimple-low.c (mark_blocks_with_used_vars): New function.
21463 (mark_blocks_with_used_subblocks): Ditto.
21464 (mark_used_blocks): Ditto.
21465 (pass_mark_used_blocks): New pass.
21466 * tree-inline.c: Include debug.h.
21467 (expand_call_inline): Call outlining_inline_function here.
21468 * tree-optimize.c (init_tree_optimization_passes): Add
21469 pass_mark_used_blocks.
21470 * tree-pass.h (pass_mark_used_blocks): New.
21471 * Makefile.in (tree-inline.o): Add debug.h dependency.
21473 2005-01-03 Geoffrey Keating <geoffk@apple.com>
21475 * config/darwin.c (darwin_handle_weak_import_attribute): Permit
21476 VAR_DECLs to have weak_import attribute.
21478 * config/rs6000/darwin-fallback.c: Use 'ucontext_t' rather than
21481 2004-01-03 Steven Bosscher <stevenb@suse.de>
21483 * passes.c (rest_of_compilation): Don't run regmove if only
21484 flag_expensive_optimizations, require flag_regmove instead.
21486 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21488 * config/sparc/litecoff.h (TARGET_OS_CPP_BUILTINS): Do not
21490 * config/sparc/sysv4-only.h (TARGET_OS_CPP_BUILTINS): Likewise.
21491 * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21492 * config/sparc/sol2-64.h (TARGET_SUB_OS_CPP_BUILTINS): Delete.
21493 * config/sparc/sp64-elf.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
21495 2005-01-03 Richard Henderson <rth@redhat.com>
21497 * config/ia64/ia64.c (TARGET_VECTOR_MODE_SUPPORTED_P): New.
21498 (ia64_const_ok_for_letter_p): New.
21499 (ia64_const_double_ok_for_letter_p): New.
21500 (ia64_extra_constraint): New.
21501 (ia64_expand_vecint_compare): New.
21502 (ia64_expand_vcondu_v2si): New.
21503 (ia64_expand_vecint_cmov): New.
21504 (ia64_expand_vecint_minmax): New.
21505 (ia64_print_operand): Add 'v'.
21506 (ia64_preferred_reload_class): New.
21507 (ia64_vector_mode_supported_p): New.
21508 * config/ia64/ia64.h (UNITS_PER_SIMD_WORD): New.
21509 (PREFERRED_RELOAD_CLASS): Move to function.
21510 (CONST_OK_FOR_LETTER_P): Move to function.
21511 (CONST_DOUBLE_OK_FOR_LETTER_P): Move to function.
21512 (CONSTRAINT_OK_FOR_Q, CONSTRAINT_OK_FOR_R): Remove.
21513 (CONSTRAINT_OK_FOR_S, CONSTRAINT_OK_FOR_T): Remove.
21514 (EXTRA_CONSTRAINT): Move to function.
21515 * config/ia64/ia64.md: Include vect.md.
21516 (itanium_class): Add mmalua.
21518 * config/ia64/itanium1.md (1_mmalua): New. Add it to bypasses.
21520 * config/ia64/itanium2.md (2_mmalua, 2b_mmalua): Similarly.
21521 * config/ia64/predicates.md (gr_reg_or_0_operand): Accept any
21523 (const_int_2bit_operand): New.
21524 (fr_reg_or_0_operand): New.
21525 * config/ia64/ia64-modes.def: Add vector modes.
21526 * config/ia64/ia64-protos.h: Update.
21527 * config/ia64/vect.md: New file.
21529 2005-01-03 Richard Henderson <rth@redhat.com>
21531 * simplify-rtx.c (simplify_binary_operation): Handle VEC_CONCAT.
21533 2005-01-03 Uros Bizjak <uros@kss-loka.si>
21536 * config/i386/i386.c (log1psf2): Change mode of operands[0,1]
21538 (log1pdf2): Change mode of operands[0,1] to DFmode.
21540 2005-01-03 Eric Botcazou <ebotcazou@libertysurf.fr>
21542 * config/sparc/sparc.h (SPARC_RELAXED_ORDERING): Define to false.
21543 * config/sparc/linux.h (SPARC_RELAXED_ORDERING): Define to true.
21544 * config/sparc/linux64.h (SPARC_RELAXED_ORDERING): Likewise.
21545 * config/sparc/sparc.c (TARGET_RELAXED_ORDERING): Define to
21546 SPARC_RELAXED_ORDERING.
21548 2005-01-03 Richard Henderson <rth@redhat.com>
21549 Uros Bizjak <uros@kss-loka.si>
21552 * config/i386/i386.c (ix86_expand_builtin): [IX86_BUILTIN_PINSRW,
21553 IX86_BUILTIN_PINSRW128]: Fix wrong selector range in error message.
21554 * config/i386/i386.md (mmx_pinsrw, sse2_pinsrw): Fix selector
21556 (*mmx_pinsrw, *sse2_pinsrw): New patterns.
21557 * config/i386/i386/predicates.md (const_pow2_1_to_8_operand,
21558 const_pow2_1_to_128_operand): New predicates.
21560 2005-01-02 Greg McGary <greg@mcgary.org>
21562 * tree-mudflap.c (mf_varname_tree): decl_printable_name handles
21564 (mf_xform_derefs_1) [RESULT_DECL, STRING_CST]: Handle as innermost
21565 object. [ptr_type]: Remove unused variable.
21566 Remember nearest addressable array-element or record-component
21567 when checking bitfield components. Tolerate empty BIND_EXPR.
21569 2005-01-01 Richard Henderson <rth@redhat.com>
21571 * tree-vectorizer.c (vect_analyze_offset_expr): Strip conversions
21572 that don't narrow the value. Fail for other conversions.
21574 2005-01-01 Richard Henderson <rth@redhat.com>
21577 * c-decl.c (pop_file_scope): Call maybe_apply_pending_pragma_weaks.
21578 * c-lang.c (finish_file): Don't do it here.
21579 * objc/objc-act.c (objc_finish_file): Likewise.
21581 * cgraph.c (decl_assembler_name_equal): New.
21582 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): New.
21583 (cgraph_varpool_node): Actually link up cgraph_varpool_nodes.
21584 * cgraph.h (struct cgraph_varpool_node): Add next.
21585 (cgraph_node_for_asm, cgraph_varpool_node_for_asm): Declare.
21586 * varasm.c (assemble_alias): Mark the target as needed.
21588 2005-01-01 Andrew Pinski <pinskia@physics.uc.edu>
21590 PR middle-end/19221
21591 * function.c (get_arg_pointer_save_area): Use entry_of_function
21592 instead of get_insns.
21594 2005-01-01 Roger Sayle <roger@eyesopen.com>
21595 Andrew Pinski <pinskia@physics.uc.edu>
21596 James E. Wilson <wilson@specifixinc.com>
21598 PR rtl-optimization/12092
21599 * loop.c (emit_prefetch_instructions): Do nothing if PREFETCH_BLOCK
21602 2005-01-01 Roger Sayle <roger@eyesopen.com>
21603 Olivier Hainque <hainque@act-europe.fr>
21605 * tree.c (int_fits_type_p): A narrower type always fits in a
21606 wider one, except for negative values into unsigned types.
21608 2005-01-01 Roger Sayle <roger@eyesopen.com>
21610 * tree.c (int_fits_type_p): Compare the result of force_fit_type
21611 with the original constant rather than require TREE_OVERFLOW.
21613 2005-01-01 Steven Bosscher <stevenb@suse.de>
21615 PR middle-end/17544
21616 * c-decl.c (finish_function): If compiling C99, annotate the
21617 compiler generated return with the current file name and line 0.
21618 * tree-cfg.c (remove_useless_stmts_warn_notreached): Only warn if
21619 the source line is greater than 0.
21620 (remove_bb): Likewise.