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* doc/include/gcc-common.texi (version-GCC): Update to 4.1.
[pf3gnuchains/gcc-fork.git] / gcc / ChangeLog
1 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
2
3         * doc/include/gcc-common.texi (version-GCC): Update to 4.1.
4
5 2005-02-25  Steve Ellcey  <sje@cup.hp.com>
6
7         PR target/19930
8         * doc/tm.texi (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Document.
9         (LIBGCC2_HAS_DF_MODE): New.
10         (LIBGCC2_HAS_XF_MODE): New.
11         (LIBGCC2_HAS_TF_MODE): New.
12         * libgcc2.h (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
13         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
14         * libgcc2.c (LIBGCC2_HAS_XF_MODE): New name for HAVE_XFMODE.
15         (LIBGCC2_HAS_TF_MODE): New name for HAVE_TFMODE.
16         (LIBGCC2_HAS_DF_MODE): New name for HAVE_DFMODE.
17         * config/ia64/t-ia64 (LIB1ASMFUNCS): Remove __compat
18         and add _fixtfdi, _fixunstfdi, _floatditf
19         * lib1funcs.asm: Remove L__compat. Add L_fixtfdi,
20         L_fixunstfdi, L_floatditf.
21         * config/ia64/hpux.h (LIBGCC2_HAS_XF_MODE): Define.
22         (LIBGCC2_HAS_TF_MODE): Define.
23
24 2005-02-25  Diego Novillo  <dnovillo@redhat.com>
25
26         PR tree-optimization/20204
27         * tree-into-ssa.c (insert_phi_nodes_for): Do not use
28         REWRITE_THIS_STMT markers on PHI nodes.
29         (rewrite_initialize_block): Likewise.
30
31 2005-02-25  Mark Mitchell  <mark@codesourcery.com>
32
33         * version.c (version_string): Update to 4.1.
34
35 2005-02-25  Paolo Carlini  <pcarlini@suse.de>
36
37         * doc/extend.texi (5.24 Declaring Attributes of Functions)<noreturn>:
38         Clarify that the alternative way doesn't work in GNU C++.
39
40 2005-02-25  Zdenek Dvorak  <dvorakz@suse.cz>
41
42         * tree-ssa-dom.c (simple_iv_increment_p): New function.
43         (simplify_rhs_and_lookup_avail_expr, eliminate_redundant_computations):
44         Do not propagate value of iv before increment over the increment.
45
46 2005-02-25  Zdenek Dvorak  <dvorakz@suse.cz>
47
48         PR tree-optimization/19937
49         * tree-ssa-loop-ivopts.c (rewrite_use_compare): Cast the final value
50         to the type of the induction variable.
51
52 2005-02-25  Kaz Kojima  <kkojima@gcc.gnu.org>
53
54         PR rtl-optimization/20117
55         * bb-reorder.c (duplicate_computed_gotos): Don't duplicate
56         the block including noncopyable insn.
57
58 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
59
60         * cse.c (delete_trivially_dead_insns): Speed up by minimizing
61         calls to find_reg_note.
62
63 2005-02-24  Richard Henderson  <rth@redhat.com>
64
65         PR tree-opt/20127
66         * tree-sra.c (instantiate_element): Copy TREE_THIS_VOLATILE from
67         the type.
68
69 2005-02-24  Fariborz Jahanian <fjahanian@apple.com>
70
71         * config/rs6000/rs6000.c (rs6000_legitimize_reload_address): Check for
72         vector types if to use base reg for misaligned non-word ld/std.
73
74 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
75
76         PR target/14619
77         * config/cris/cris.c (cris_target_asm_function_prologue): Create
78         dwarf2 label manually and put it after, not before the prologue.
79
80 2005-02-24  David Edelsohn  <edelsohn@gnu.org>
81
82         PR target/19019
83         * reload.c (operands_match_p): Only increment register number for
84         SCALAR_INT_MODE_P modes in multiple hard registers.
85
86         * config/rs6000/rs6000.md (trunctfdf2): Remove register constraints.
87         Fix formatting.
88
89 2005-02-24  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
90
91         * ChangeLog.5: Fix log message typo(s).
92         * ChangeLog.7: Likewise.
93         * ChangeLog.tree-ssa: Likewise.
94         * cfgexpand.c: Fix comment typo(s).
95         * conflict.c: Likewise.
96         * defaults.h: Likewise.
97         * dwarf2out.c: Likewise.
98         * gcse.c: Likewise.
99         * ggc-page.c: Likewise.
100         * tree-eh.c: Likewise.
101         * tree-ssa-dom.c: Likewise.
102
103 2005-02-24  Jakub Jelinek  <jakub@redhat.com>
104
105         PR target/19019
106         * mklibgcc.in: Pass -DSHARED when compiling all *_s${objext} objects.
107         * config/rs6000/darwin-ldouble.c: Only use the .symver directives
108         if SHARED is defined.
109
110         PR target/20196
111         * config/rs6000/rs6000.md (LTU, GTU sCC splitters): Add earlyclobber,
112         allow splitting only if operands 0 and 3 don't overlap.
113
114 2005-02-24  Richard Henderson  <rth@redhat.com>
115
116         PR middle-end/19953
117         * builtins.c (fold_builtin_complex_mul, fold_builtin_complex_div): New.
118         (fold_builtin_1): Call them.
119         * fold-const.c (fold_complex_mult_parts): Split out from ...
120         (fold_complex_mult): ... here.  Fix typo in both imaginary case.
121         (fold_complex_div_parts, fold_complex_div): New.
122         (fold): Use them.
123         * tree.h (fold_complex_mult_parts, fold_complex_div_parts): Declare.
124
125 2005-02-24  Richard Kenner  <kenner@vlsi1.ultra.nyu.edu>
126
127         * tree-ssa-ccp.c (visit_assignment): Verify that result of
128         VIEW_CONVERT_EXPR is_gimple_min_invariant.
129
130         * print-tree.c (print_node_brief): Print LABEL_DECL_UID.
131         (print_node): Likewise.
132         Print TYPE_SIZES_GIMPLIFIED.
133
134 2005-02-24  Hans-Peter Nilsson  <hp@axis.com>
135
136         * config/cris/cris.md ("umulhisi3", "umulqihi3", "mulsi3")
137         ("mulqihi3", "mulhisi3", "mulsidi3", "umulsidi3"): Mark input
138         operands as commutative in constraints.
139
140 2005-02-24  Diego Novillo  <dnovillo@redhat.com>
141
142         * tree-into-ssa.c: Re-organize internal functions.
143
144 2005-02-24  Richard Henderson  <rth@redhat.com>
145
146         PR middle-end/18902
147         * c-opts.c (c_common_post_options): Set flag_complex_method to 2
148         for c99.
149         * common.opt (fcx-limited-range): New.
150         * opts.c (set_fast_math_flags): Set flag_cx_limited_range.
151         * toplev.c (flag_complex_method): Initialize to 1.
152         (process_options): Set flag_complex_method to 0 if
153         flag_cx_limited_range.
154         * doc/invoke.texi (-fcx-limited-range): New.
155
156 2005-02-24  Kazu Hirata  <kazu@cs.umass.edu>
157
158         * cse.c (delete_trivially_dead_insns): Speed up by using
159         NEXT_INSN and PREV_INSN directly instead of next_real_insn and
160         prev_real_insn.
161
162 2005-02-24  Andrea Tarani  <andrea.tarani@gilbarco.com>
163
164         * config/m68k/m68k.c (m68k_save_reg): Also save A5 for non-leaf
165         functions when -mid-shared-library is being used.
166
167 2005-02-23  Daniel Jacobowitz  <dan@codesourcery.com>
168
169         * doc/tm.texi (LINK_LIBGCC_SPECIAL): Remove.
170         (LINK_LIBGCC_SPECIAL_1): Don't mention it.
171         * gcc.c: Don't check for LINK_LIBGCC_SPECIAL.
172         * system.h: Poison LINK_LIBGCC_SPECIAL.
173
174 2005-02-23  James E Wilson  <wilson@specifixinc.com>
175
176         * gengtype.c (note_insn_name): Make 1 element larger.
177
178 2005-02-23  Roger Sayle  <roger@eyesopen.com>
179
180         PR target/20018
181         PR rtl-optimization/20097
182         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
183         BImode SUBREGs of SImode registers which confuse the ia64 backend.
184
185 2005-02-23  David Edelsohn  <edelsohn@gnu.org>
186
187         * t-aix43 (SHLIB_INSTALL): Create directory for shared library.
188         * t-aix52 (SHLIB_INSTALL): Same.
189
190 2005-02-23  Kazu Hirata  <kazu@cs.umass.edu>
191
192         * genpreds.c: Update copyright.
193
194 2005-02-23  Michael Beach  <michaelb@ieee.org>
195
196         PR target/20159
197         * config/sparc/t-elf (startup files): Assemble with CPP.
198
199 2005-02-23  Paolo Bonzini  <bonzini@gnu.org>
200
201         * genpreds.c (mark_mode_tests): Handle non-VOIDmode match_operands.
202         (write_predicate_expr): Likewise.
203
204 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
205
206         PR tree-optimization/20100
207         PR tree-optimization/20115
208         * tree-optimize.c (init_tree_optimization_passes): Remove
209         pass_maybe_create_global_var.
210         * tree-pass.h (pass_maybe_create_global_var): Remove.
211         * tree-ssa-alias.c (aliases_computed_p): Declare.
212         (struct alias_info): Add field NUM_PURE_CONST_CALLS_FOUND.
213         (count_calls_and_maybe_create_global_var): Remove.
214         (pass_maybe_create_global_var): Remove.
215         (init_alias_info): Do not declare aliases_computed_p.
216         (maybe_create_global_var): If the function contains no
217         call-clobbered variables and a mix of pure/const and regular
218         function calls, create .GLOBAL_VAR.
219         Mark all call-clobbered variables for renaming.
220         (merge_pointed_to_info): Update comment.
221         (add_pointed_to_var): Likewise.
222         (is_escape_site): Likewise.
223         Accept struct alias_info * instead of size_t *.
224         Update all users.
225         Update AI->NUM_CALLS_FOUND and AI->NUM_PURE_CONST_CALLS_FOUND
226         as necessary.
227         * tree-ssa-operands.c (get_call_expr_operands): If
228         ALIASES_COMPUTED_P is false, do not add call-clobbering
229         operands.
230         * tree-ssa.c (init_tree_ssa): Set ALIASES_COMPUTED_P to false.
231         (delete_tree_ssa): Likewise.
232
233 2005-02-22  James E Wilson  <wilson@specifixinc.com>
234
235         * toplev.c (backend_init): Don't call init_adjust_machine_modes here.
236         (do_compile): Do call it here.
237
238 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
239
240         PR rtl-optimization/20017.
241         * passes.c (rest_of_handle_combine, rest_of_handle_cse,
242         rest_of_handle_cse2, rest_of_handle_gcse): Call
243         delete_dead_jumptables immediately before calling cleanup_cfg.
244
245 2005-02-22  Devang Patel  <dpatel@apple.com>
246
247         PR 19952
248         * tree-if-conv.c (process_phi_nodes): Use bsi_after_labels and skip 
249         all labels
250         
251 2005-02-22  David Edelsohn  <edelsohn@gnu.org>
252
253         * config/rs6000/aix.h (WINT_TYPE): Define.
254
255 2005-02-22  Stan Shebs  <shebs@apple.com>
256
257         * config/rs6000/rs6000.c (rs6000_override_options): Default to
258         natural alignment for 64-bit Darwin.
259         (rs6000_parse_alignment_option): Warn about uses of -malign-power
260         on 64-bit Darwin.
261         * doc/invoke.texi: Document this.
262
263 2005-02-22  DJ Delorie  <dj@redhat.com>
264
265         * c-common.c (c_common_type_for_mode): Pass the mode's precision
266         to make_[un]signed_type, not the mode itself.
267
268 2005-02-22  Kazu Hirata  <kazu@cs.umass.edu>
269
270         * cfg.c (cached_make_edge): Call make_edge if edge cache is
271         not available.  Use tail calls wherever possible.
272         (make_edge): Call unchecked_make_edge to create an edge.
273
274         * tree-outof-ssa.c (SSANORM_USE_COALESCE_LIST): Remove.
275         (coalesce_ssa_name): Don't check for
276         SSANORM_USE_COALESCE_LIST.
277         (rewrite_out_of_ssa): Don't use SSANORM_USE_COALESCE_LIST.
278
279 2005-02-22  Diego Novillo  <dnovillo@redhat.com>
280
281         * tree-into-ssa.c (rewrite_blocks): Move debug dumps from ...
282         (rewrite_into_ssa): ... here.
283
284 2005-02-21  Alexandre Oliva  <aoliva@redhat.com>
285
286         PR tree-optimization/19786
287         * tree-ssa-alias.c (compute_flow_insensitive_aliasing): Add one
288         tag to another's may-alias bitmap when adding to the other's list.
289
290 2005-02-21  DJ Delorie  <dj@redhat.com>
291
292         * tree-ssa-loop-ivopts.c (computation_cost): Start register
293         numbering at LAST_VIRTUAL_REGISTER+1 to avoid possibly using hard
294         registers in unsupported ways.
295         * expmed.c (init_expmed): Likewise.
296         
297 2005-02-21  Stan Cox  <scox@redhat.com>
298
299         * config/iq2000/iq2000.h (DWARF_FRAME_RETURN_COLUMN): Change to 31.
300
301 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
302
303         * tree-cfg.c (fold_cond_expr_cond): New.
304         (make_edges): Call fold_cond_expr_cond.
305         (find_taken_edge): Accept nothing but INTEGER_CST.
306         (find_taken_edge_cond_expr): Reject INTEGER_CST other than 0
307         and 1.
308         (find_taken_edge_switch_expr): Remove a check for INTEGER_CST.
309
310         * flow.c (delete_dead_jumptables): Speed up by scanning insns
311         that do not belong to any basic block.
312
313 2005-02-21  Jeff Law  <law@redhat.com>
314
315         * cfganal.c (find_unreachable_blocks): Manually CSE load of
316         e->dest.
317
318 2005-02-21  Kazu Hirata  <kazu@cs.umass.edu>
319
320         * tree-outof-ssa.c (SSANORM_REMOVE_ALL_PHIS): Remove.
321         (SSANORM_COALESCE_PARTITIONS, SSANORM_USE_COALESCE_LIST):
322         Adjust their definitions.
323         (remove_ssa_form): Don't check for SSANORM_REMOVE_ALL_PHIS.
324         (rewrite_out_of_ssa): Don't use SSANORM_REMOVE_ALL_PHIS.
325
326         * c-objc-common.h, c-pretty-print.c, cgraphunit.c, except.c,
327         genautomata.c, langhooks.c, langhooks.h, system.h,
328         config/arm/lib1funcs.asm: Update copyright.
329
330 2005-02-21  Ulrich Weigand  <uweigand@de.ibm.com>
331
332         * dbxout.c (dbxout_function_end): Emit Lscope label always.
333
334 2005-02-21  Richard Guenther  <rguenth@gcc.gnu.org>
335
336         PR bootstrap/13770
337         * doc/install.texi: Document --with-gc.
338
339 2005-02-21  Paolo Bonzini  <bonzini@gnu.org>
340
341         * simplify-rtx.c (simplify_unary_operation): Add a missing
342         "break" statement.
343
344 2005-02-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
345
346         PR tree-optimization/18663
347         * tree-ssa-dom.c (extract_range_from_cond): Return 0
348         if the type has variable bounds.
349
350 2005-02-20  Kazu Hirata  <kazu@cs.umass.edu>
351
352         * gcse.c: Remove an obsolete comment.
353
354         * cse.c (init_cse_reg_info): Use xmalloc instead of xrealloc.
355
356 2005-02-20  Hans-Peter Nilsson  <hp@axis.com>
357
358         * doc/extend.texi (Function Attributes) <Attribute const>: The
359         attribute "pure" is below this text, not above.
360
361 2005-02-20  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
362
363         * pa.c (pa_assemble_integer, get_plabel): Small cleanups.
364         (pa_asm_output_mi_thunk): Use asm_output_insn instead of fprintf.
365         * som.h (ASM_OUTPUT_EXTERNAL_LIBCALL): Small cleanup.
366
367 2005-02-20  Zack Weinberg  <zack@codesourcery.com>
368
369         PR 18785
370         * langhooks.h (struct lang_hooks): Add to_target_charset.
371         * langhooks.c (lhd_to_target_charset): New function.
372         * langhooks-def.h: Declare lhd_to_target_charset.
373         (LANG_HOOKS_TO_TARGET_CHARSET): New macro.
374         (LANG_HOOKS_INITIALIZER): Update.
375         * c-common.c (c_common_to_target_charset): New function.
376         * c-common.h: Declare it.
377         * c-objc-common.h (LANG_HOOKS_TO_TARGET_CHARSET): Set to
378         c_common_to_target_charset.
379
380         * defaults.c (TARGET_BELL, TARGET_BS, TARGET_CR, TARGET_DIGIT0)
381         (TARGET_ESC, TARGET_FF, TARGET_NEWLINE, TARGET_TAB, TARGET_VT):
382         Delete definitions.
383         * system.h: Poison them.
384         * doc/tm.texi: Don't discuss them.
385         * builtins.c (fold_builtin_isdigit): Use lang_hooks.to_target_charset.
386         * c-pretty-print.c (pp_c_integer_constant): Don't use pp_c_char.
387         (pp_c_char): Do not attempt to generate letter escapes for
388         newline, tab, etc.
389         * config/arm/arm.c (output_ascii_pseudo_op): Likewise.
390         * config/mips/mips.c (mips_output_ascii): Likewise.
391
392 2005-02-20  Dorit Naishlos  <dorit@il.ibm.com>
393
394         PR tree-optimization/19951
395         * tree-vect-analyze.c (vect_analyze_loop_form): Check if loop exit edge
396         is abnormal.
397
398 2005-02-19  Steven Bosscher  <stevenb@suse.de>
399
400         PR middle-end/19698
401         * function.h (struct function): New field `max_loop_depth'.
402         * cfgloop.c (establish_preds): Update maximum loop depth seen so far.
403         (flow_loops_find): Reset the max loop depth count before finding loops.
404         * flow.c (MAX_LIVENESS_ROUNDS): New constant.
405         (update_life_info_in_dirty_blocks): Remove 2002-05-28 workaround.
406         (calculate_global_regs_live): Make sure the loop will terminate
407         when the initial sets are not empty.
408
409 2005-02-19  Zack Weinberg  <zack@codesourcery.com>
410
411         * mklibgcc.in: If libgcc_eh.a would be empty, put a dummy
412         object inside.
413         * config/ia64/hpux.h: Don't define LIBGCC_SPEC.
414
415 2005-02-19  Richard Sandiford  <rsandifo@redhat.com>
416
417         PR other/19525
418         * doc/invoke.texi: Remove documentation of %M spec.
419         * gcc.c: Likewise.
420         (init_spec): Remove %M suffix from -lgcc_s.
421         (do_spec_1): Remove 'M' case.
422         * mklibgcc.in: Remove SHLIB_MULTILIB handling.  Expect SHLIB_LINK
423         to put shared libraries in the multilib directory.  Remove the
424         shlib_so_soname substitution variable.  Don't add a multilib encoding
425         to shlib_base_name.  Set shlib_slibdir_qual to the full pathname
426         reported by -print-multi-os-directory.  Pass @multilib_dir@ to
427         SHLIB_INSTALL as well as SHLIB_LINK.
428         * config/t-slibgcc-elf-ver (SHLIB_SONAME): Use @shlib_base_name@.
429         (SHLIB_NAME): Delete.
430         (SHLIB_DIR): New macro.
431         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_SOLINK) in $(SHLIB_DIR).
432         (SHLIB_INSTALL): Adjust accordingly.
433         * config/t-slibgcc-darwin: As for t-slibgcc-elf-ver.
434         * config/t-slibgcc-sld: Likewise.
435         * config/t-libunwind-elf (SHLIBUNWIND_NAME): Delete.
436         (SHLIBUNWIND_SONAME): Use @shlib_base_name@.
437         (SHLIBUNWIND_LINK): Put $(SHLIBUNWIND_SONAME) and $(SHLIB_SOLINK)
438         in $(SHLIB_DIR).
439         (SHLIBUNWIND_INSTALL): Adjust accordingly.
440         * config/i386/t-nwld (SHLIB_SONAME): Delete.
441         (SHLIB_LINK, SHLIB_INSTALL): Use SHLIB_NAME instead of SHLIB_SONAME.
442         Use @shlib_base_name@ instead of @shlib_so_name@.
443         * config/ia64/t-hpux (SHLIB_LINK): Put @shlib_base_name@.so.0
444         and @shlib_base_name@.so in @multilib_dir@.
445         (SHLIB_INSTALL): Adjust accordingly.  Add @shlib_slibdir_qual@
446         to the install path.
447         * config/mips/t-slibgcc-irix: As for t-slibgcc-elf-ver.
448         (SHLIB_LINK): Remove previous workaround.
449         * config/pa/t-hpux-shlib (SHLIB_DIR, SHLIB_SLIBDIR_QUAL): New macros.
450         (SHLIB_LINK): Put $(SHLIB_SONAME) and $(SHLIB_NAME) in $(SHLIB_DIR).
451         (SHLIB_INSTALL): Adjust accordingly.  Add $(SHLIB_SLIBDIR_QUAL) to
452         the install path.
453         * config/rs6000/t-aix43 (SHLIB_LINK): Put @shlib_base_name@.a in
454         @multilib_dir@.  Use @multilib_dir@ to check for threading libraries.
455         (SHLIB_INSTALL): Adjust accordingly.
456         (SHLIB_LIBS): Use @multilib_dir@ to check for threading libraries.
457         * config/rs6000/t-aix52: As for config/rs6000/t-aix43.
458         * config/sh/t-linux (SHLIB_LINK, SHLIB_INSTALL): As for
459         config/t-slibgcc-elf-ver.
460
461 2005-02-19  Zdenek Dvorak  <dvorakz@suse.cz>
462             Jakub Jelinek  <jakub@redhat.com>
463
464         PR tree-optimization/19828
465         * tree-ssa-loop-im.c: Add a TODO comment.
466         (movement_possibility): Return MOVE_PRESERVE_EXECUTION for calls
467         without side-effects.
468
469 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
470
471         * tree-ssa-ccp.c (widen_bitfield): Pass type to build_int_cst and don't
472         call fold_convert.
473
474 2005-02-18  James E. Wilson  <wilson@specifixinc.com>
475
476         * doc/invoke.texi (IA-64 Options): Delete -mb-step.
477         * config/ia64/ia64.c (last_group, group_idx): Delete variables.
478         (errata_find_address_regs, errata_emit_nops, fixup_errata): Delete
479         functions.
480         (ia64_reorg): Delete fixup_errata call.
481         * config/ia64/ia64.h (MASK_B_STEP, TARGET_B_STEP): Delete.
482         (TARGET_SWITCHES): Delete -mb-step entry.
483
484 2005-02-19  Jakub Jelinek  <jakub@redhat.com>
485
486         PR c/20043
487         * c-typeck.c (composite_type): Handle quals in transparent unions.
488         (type_lists_compatible_p): Likewise.
489
490 2005-02-18  Stan Shebs  <shebs@apple.com>
491
492         * config/darwin.c (machopic_select_rtx_section): Don't put relocatable
493         expressions in the .literal8 section.
494
495 2005-02-18  Geoffrey Keating  <geoffk@apple.com>
496
497         * config/rs6000/darwin-tramp.asm: Remove stray 'APPLE LOCAL' marker.
498
499 2005-02-18  Roger Sayle  <roger@eyesopen.com>
500
501         * fold-const.c (constant_boolean_node): Always create values of the
502         specified type, don't bother calling truthvalue_conversion.
503
504 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
505
506         * except.c (output_function_exception_table): Call
507         assemble_external_libcall (eh_personality_libfunc).
508
509 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
510
511         PR target/19886
512         * config/ia64/ia64.h (struct machine_function): Add state_num.
513         * config/ia64/ia64.c (process_epilogue,
514         process_for_unwind_directive): Use new unwind state numbers each
515         time rather than state 1.
516
517 2005-02-18  Ulrich Weigand  <uweigand@de.ibm.com>
518
519         PR target/20054
520         * config/s390/s390.md ("*llgt_sidi", "*llgt_sidi_split"): Move to
521         before the "*llgt_didi" pattern.
522
523 2005-02-18  Jason Merrill  <jason@redhat.com>
524
525         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Revert again.
526
527 2005-02-18  Richard Earnshaw  <rearnsha@arm.com>
528
529         * arm/lib1funcs.asm (FUNC_ALIAS): New macro.
530         (div0): Use it in place of ARM_FUNC_ALIAS.
531         (lshrdi3, ashrdi3, ashlrdi3): Likewise.
532
533 2005-02-18  Andrew Pinski  <pinskia@physics.uc.edu>
534
535         PR middle-end/20030
536         * fold-const.c (fold_indirect_ref_1): Use the correct index for zero
537         access, the lower bound of the array type if it exists.
538
539 2005-02-18  Alexandre Oliva  <aoliva@redhat.com>
540
541         PR c++/20008
542         * stmt.c (expand_case): Don't assume cleanup_tree_cfg will remove
543         cases that are out-of-range for the index type.
544
545 2005-02-18  James A. Morrison  <phython@gcc.gnu.org>
546
547         * stmt.c (emit_case_bit_tests): Call fold_convert instead of convert.
548         (estimate_case_costs): Don't call convert.
549         * expmed.c (expand_shift): Likewise.
550         (make_tree): Call fold_convert instead of convert.
551
552 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
553
554         PR c++/19813
555         * emit-rtl.c (set_mem_attributes_minus_bitpos): Add assertion
556         that ref to be marked MEM_READONLY_P doesn't have base that needs
557         constructing.
558
559 2005-02-18  Joseph S. Myers  <joseph@codesourcery.com>
560
561         * genautomata.c (output_get_cpu_unit_code_func,
562         output_cpu_unit_reservation_p): Don't generate old-style function
563         definitions.
564
565 2005-02-18  Jakub Jelinek  <jakub@redhat.com>
566
567         PR c++/20023
568         PR tree-optimization/20009
569         * convert.c (convert_to_integer): Revert 2005-02-16 change.
570
571         PR tree-optimization/18947
572         * cgraphunit.c (cgraph_finalize_function): When redefining an extern
573         inline, remove all nodes that are inlined into the extern inline
574         being redefined.
575
576 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
577
578         * bt-load.c, cfgloop.c, convert.c, dominance.c, global.c,
579         loop-invariant.c, stmt.c, tree-ssa-forwprop.c,
580         tree-ssa-live.c, tree-ssanames.c, tree-vn.c,
581         config/host-linux.c, config/arm/fpa.md, config/avr/avr.h:
582         Update copyright.
583
584 2005-02-17  Roger Sayle  <roger@eyesopen.com>
585
586         PR tree-optimization/19917
587         * tree-eh.c (tree_could_trap_p): Consider calls to weak functions
588         to be potentially trapping.
589
590 2005-02-17  Kazu Hirata  <kazu@cs.umass.edu>
591
592         * libgcc2.c, tree-vect-analyze.c: Fix comment typos.
593
594 2005-02-17  Andreas Krebbel  <krebbel1@de.ibm.com>
595
596         * builtins.c (expand_builtin_return_addr): Remove tem parameter.
597         tem becomes a local variable which is set to the value of the
598         back end defined INITIAL_FRAME_ADDRESS macro.
599         (expand_builtin_frame_address): Omit the base parameter to
600         expand_builtin_return_addr.
601         (expand_builtin_profile_func): Likewise.
602         * config/s390/s390.h (INITIAL_FRAME_ADDRESS_RTX): Define new macro.
603         (DYNAMIC_CHAIN_ADDRESS): Remove the case for the initial frame.
604         * doc/tm.texi: Documentation for INITIAL_FRAME_ADDRESS_RTX added.
605
606 2005-02-17  Jakub Jelinek  <jakub@redhat.com>
607
608         * config/s390/s390.c (s390_alloc_pool, s390_free_pool,
609         s390_chunkify_start): Use BITMAP_ALLOC and BITMAP_FREE.
610         * config/frv/frv.c (frv_function_epilogue): Likewise.
611
612 2005-02-17  Daniel Berlin  <dberlin@dberlin.org>
613
614         * lambda-code (perfect_nestify): Remove mark/unmark
615         for rewriting hack.
616         * tree-loop-linear.c (linear_transform_loops): Add
617         rewrite_into_ssa call so that ssa is correct for
618         rewriting into loop closed.
619
620 2005-02-17  Nathan Sidwell  <nathan@codesourcery.com>
621
622         * bitmap.h (BITMAP_XMALLOC, BITMAP_XFREE): Remove.
623         * bb-reorder.c (duplicate_computed_gotos): Use BITMAP_ALLOC and
624         BITMAP_FREE.
625         * bt-load.c (btr_def_live_range, combine_btr_defs,
626         migrate_btr_def, migrate_btr_defs): Likewise.
627         * cfgcleanup.c (thread_jump): Likewise.
628         * cfgloop.c (get_loop_body_in_bfs_order): Likewise.
629         * df.c (df_insn_table_realloc, df_bitmaps_alloc, df_bitmaps_free,
630         df_alloc, df_free, df_du_chain_create, df_bb_rd_local_compute,
631         df_rd_local_compute, df_reg_info_compute): Likewise.
632         * dominance.c (init_dom_info, free_dom_info): Likewise.
633         * flow.c (init_propagate_block_info,
634         free_propagate_block_info): Likewise.
635         * gcse.c (alloc_gcse_mem, free_gcse_mem): Likewise.
636         * global.c (allocate_bb_info, free_bb_info, calculate_reg_pav,
637         modify_reg_pav): Likewise.
638         * loop-invariant.c (find_defs, find_invariant_insn,
639         find_invariants, free_inv_motion_data): Likewise.
640         * predict.c (tree_predict_by_opcode,
641         estimate_bb_frequencies): Likewise.
642         * stmt.c (expand_case): Likewise.
643         * tree-cfg.c (tree_duplicate_sese_region): Likewise.
644         * tree-dfa.c (mark_new_vars_to_rename): Likewise.
645         * tree-if-conv.c (get_loop_body_in_if_conv_order): Likewise.
646         * tree-into-ssa.c (insert_phi_nodes_for, def_blocks_free,
647         get_def_blocks_for, mark_def_site_blocks, rewrite_into_ssa,
648         rewrite_ssa_into_ssa): Likewise.
649         * tree-optimize.c (tree_rest_of_compilation): Likewise.
650         * tree-outof-ssa.c (new_temp_expr_table, free_temp_expr_table,
651         analyze_edges_for_bb, perform_edge_inserts): Likewise.
652         * tree-scalar-evolution.c (scev_initialize, scev_finalize): Likewise.
653         * tree-sra.c (tree_sra): Likewise.
654         * tree-ssa-alias.c (init_alias_info, delete_alias_info): Likewise.
655         * tree-ssa-ccp.c (ccp_fold_builtin): Likewise.
656         * tree-ssa-dce.c (tree_dce_init, tree_dce_done): Likewise.
657         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Likewise.
658         * tree-ssa-dse.c (tree_ssa_dse): Likewise.
659         * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_var):
660         Likewise.
661         * tree-ssa-live.c (new_tree_live_info, delete_tree_live_info,
662         calculate_live_on_entry, calculate_live_on_exit,
663         build_tree_conflict_graph): Likewise.
664         * tree-ssa-loop-ivopts.c (tree_ssa_iv_optimize_init, record_use,
665         record_important_candidates, set_use_iv_cost, find_depends,
666         determine_use_iv_costs, iv_ca_new, iv_ca_free, free_loop_data,
667         tree_ssa_iv_optimize_finalize): Likewise.
668         * tree-ssa-loop-manip.c (add_exit_phis_var, get_loops_exit,
669         find_uses_to_rename_use, rewrite_into_loop_closed_ssa,
670         tree_duplicate_loop_to_header_edge): Likewise.
671         * tree-ssa-pre.c (init_pre, fini_pre): Likewise.
672         * tree-ssa.c (verify_flow_insensitive_alias_info,
673         verify_name_tags, verify_ssa, init_tree_ssa,
674         delete_tree_ssa): Likewise.
675         * tree-ssanames.c (marked_ssa_names, init_ssanames,
676         fini_ssanames): Likewise.
677         * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Likewise.
678
679 2005-02-17  Ralf Corsepius  <ralf.corsepius@rtems.org>
680
681         * config/rs6000/t-rtems: Completely reworked.
682
683 2005-02-17  Ira Rosen  <irar@il.ibm.com>
684
685         * tree-data-ref.c (array_base_name_differ_p): Remove gcc_assert.
686
687 2005-02-17  Ira Rosen  <irar@il.ibm.com>
688
689         * tree-vect-analyze.c (vect_analyze_pointer_ref_access): Use
690         POINTER_TYPE_P when checking that type is a pointer.
691         (vect_get_memtag): Remove.
692         (vect_address_analysis): Use POINTER_TYPE_P. Call
693         vect_object_analysis with dummy parameter for memtag.
694         (vect_object_analysis): Extract memtag (functionality that
695         used to be in vect_get_memtag and moved here). Fix printings.
696         (vect_analyze_data_refs): Fix comment. Call vect_object_analysis
697         with correct parameters. Remove call to vect_get_memtag.
698
699 2005-02-17  Dorit Naishlos  <dorit@il.ibm.com>
700
701         * Makefile.in (tree-vect-analyze.o, tree-vect-transform.o): New.
702         (tree-vectorizer.o): Added missing dependencies.
703
704         * tree-vectorizer.h (vect_dump, vect_verbosity_level): Added extern
705         decleration.
706         (slpeel_tree_peel_loop_to_edge): Function externalized (had a static
707         declaration in tree-vectorizer.c, now has an extern declaration in
708         tree-vectorizer.h).
709         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
710         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
711         get_vectype_for_scalar_type, vect_is_simple_use,
712         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
713         vect_supportable_dr_alignment, new_loop_vec_info, destroy_loop_vec_info,
714         new_stmt_vec_info, vect_analyze_loop, vectorizable_load,
715         vectorizable_store, vectorizable_operation, vectorizable_assignment,
716         vect_transform_loop, vect_print_dump_info, vect_set_verbosity_level,
717         find_loop_location): Likewise.
718
719         * tree-vectorizer.c (langhooks.h): #include removed.
720         (slpeel_tree_peel_loop_to_edge): Function externalized. Declaration
721         moved to tree-vectorized.h.
722         (slpeel_make_loop_iterate_ntimes, slpeel_can_duplicate_loop_p,
723         slpeel_verify_cfg_after_peeling, vect_strip_conversion,
724         get_vectype_for_scalar_type, vect_is_simple_use,
725         vect_is_simple_iv_evolution, vect_can_force_dr_alignment_p,
726         vect_supportable_dr_alignment, new_loop_vec_info,
727         destroy_loop_vec_info, new_stmt_vec_info, vect_print_dump_info,
728         vect_set_verbosity_level, find_loop_location): Likewise.
729
730         (vect_analyze_loop): Function externalized. Declaration moved to
731         tree-vectorized.h. Function definition moved to tree-vect-analyze.c.
732         (vect_analyze_loop_form): Moved to tree-vect-analyze.c.
733         (vect_mark_stmts_to_be_vectorized, vect_analyze_scalar_cycles,
734         vect_analyze_data_ref_accesses, vect_analyze_data_ref_dependences,
735         vect_analyze_data_refs_alignment, vect_compute_data_refs_alignment,
736         vect_enhance_data_refs_alignment, vect_analyze_operations,
737         exist_non_indexing_operands_for_use_p, vect_mark_relevant,
738         vect_stmt_relevant_p, vect_get_loop_niters,
739         vect_analyze_data_ref_dependence, vect_compute_data_ref_alignment,
740         vect_analyze_data_ref_access, vect_analyze_pointer_ref_access,
741         vect_can_advance_ivs_p, vect_get_ptr_offset, vect_analyze_offset_expr,
742         vect_base_addr_differ_p, vect_object_analysis, vect_address_analysis,
743         vect_get_memtag): Likewise.
744
745         (vectorizable_load): Function externalized. Declaration moved to
746         tree-vectorized.h. Function definition moved to tree-vect-transform.c.
747         (vectorizable_store, vectorizable_operation, vectorizable_assignment,
748         vect_transform_loop): Likewise.
749         (vect_transform_stmt): Moved to tree-vect-transform.c.
750         (vect_align_data_ref, vect_create_destination_var,
751         vect_create_data_ref_ptr, vect_create_index_for_vector_ref,
752         vect_create_addr_base_for_vector_ref, vect_get_new_vect_var,
753         vect_get_vec_def_for_operand, vect_init_vector,
754         vect_finish_stmt_generation, vect_generate_tmps_on_preheader,
755         vect_build_loop_niters, vect_update_ivs_after_vectorizer,
756         vect_gen_niters_for_prolog_loop, vect_update_inits_of_dr,
757         vect_update_inits_of_drs, vect_do_peeling_for_alignment,
758         vect_do_peeling_for_loop_bound): Likewise.
759
760         * tree-vect-analyze.c: New file.
761         * tree-vect-transform.c: New file.
762
763 2005-02-17  Jason Merrill  <jason@redhat.com>
764
765         PR mudflap/19319, c++/19317
766         * gimplify.c (gimplify_modify_expr_rhs) [CALL_EXPR]: Make return
767         slot explicit.
768
769 2005-02-17  Gerald Pfeifer  <gerald@pfeifer.com>
770
771         * doc/install.texi (Specific): Update link for Darwin-specific
772         tool binary site.
773
774 2005-02-16  James A. Morrison  <phython@gcc.gnu.org>
775
776         * fold-const.c (invert_truthvalue): <INTEGER_CST>: Call
777         constant_boolean_node.
778
779 2005-02-16  David Edelsohn  <edelsohn@gnu.org>
780
781         PR target/19019
782         * config/rs6000/t-aix43 (SHLIB_MAPFILES): Add libgcc-ppc64.ver.
783         * config/rs6000/t-aix52 (SHLIB_MAPFILES): Same.
784
785 2005-02-16  Richard Henderson  <rth@redhat.com>
786
787         PR 19920
788         * libgcc2.c (WORD_SIZE): Remove all definitions; replace uses
789         with W_TYPE_SIZE.
790         (HIGH_WORD_COEFF, HIGH_HALFWORD_COEFF): Remove all definitions;
791         replace uses with Wtype_MAXp1_F.
792         (L_fixunstfdi, L_fixtfdi, L_floatditf, L_fixunsxfdi, L_fixxfdi,
793         L_floatdixf, L_fixunsxfsi, L_fixunsdfdi, L_floatdidf, L_fixunsdfsi,
794         L_powidf2, L_powixf2, L_powitf2, L_muldc3, L_divdc3, L_mulxc3,
795         L_divxc3, L_multc3, L_divtc3): Protect with HAVE_DFMODE, HAVE_XFMODE,
796         and HAVE_TFMODE as appropriate.
797         (__fixunssfDI): Provide an implementation that doesn't need DFmode.
798         (__floatdisf): Likewise.
799         * libgcc2.h (LIBGCC2_DOUBLE_TYPE_SIZE): New.
800         (HAVE_DFMODE, HAVE_XFMODE, HAVE_TFMODE): New.
801         (Wtype_MAXp1_F): New.
802         (DFtype, DCtype, __fixdfdi, __floatdidf, __fixunsdfSI, __fixunsdfDI,
803         __powidf2, __divdc3, __muldc3): Protect with HAVE_DFMODE.
804
805 2005-02-16  Richard Earnshaw  <rearnsha@arm.com>
806
807         * PR target/19162
808         * arm.c (arm_apply_result_size): New function.
809         * arm.h (APPLY_RESULT_SIZE): Define.
810         * arm-protos.h (arm_apply_result_size): Add prototype.
811         * arm.md (RO_REGNUM, FPA_F0_REGNUM, FPA_F7_REGNUM): New constants.
812         (movxf): New expand.
813         (ldmsi_postinc4_thumb, stmsi_postinc4_thumb): New patterns for Thumb.
814         (call_value_symbol): Remove predicate for operand 0.
815         (call_value_insn, sibcall_value, sibcall_value_insn): Likewise.
816         (untyped_call): Rework to correclty return values for any type.
817         (untyped_return): New expand.
818         * fpa.md (movxf_fpa): Simplify and use sfm/lfm when appropriate.
819
820 2005-02-16  Stan Shebs  <shebs@apple.com>
821
822         * config.gcc (powerpc-*-darwin*): Use fragment for Darwin 8 or later.
823         * config/rs6000/t-darwin8: New, for 64-bit multilib.
824
825 2005-02-16  Eric Botcazou  <ebotcazou@libertysurf.fr>
826
827         * doc/install.texi (sparc-sun-solaris2*): Document required GMP
828         configure settings on Solaris 7 and later.
829
830 2005-02-16  Diego Novillo  <dnovillo@redhat.com>
831
832         PR tree-optimization/19865
833         * tree-optimize.c (init_tree_optimization_passes): Run
834         pass_may_alias after pass_sra.
835
836 2005-02-16  Richard Henderson  <rth@redhat.com>
837             Stuart Hastings  <stuart@apple.com>
838
839         PR debug/19521
840         * dbxout.c (dbxout_function_end): Take decl parameter; update callers.
841         Do nothing if debug info suppressed for this function.
842         (dbxout_begin_function): Early exit if debug info suppressed for
843         this function.
844
845 2005-02-16  Kazu Hirata  <kazu@cs.umass.edu>
846
847         PR target/20007
848         * config/ip2k/ip2k.c (ip2k_reorg): Adjust calls to
849         find_basic_blocks.
850         * config/sh/sh.c (sh_output_mi_thunk): Likewise.
851
852         PR tree-optimization/19967
853         * builtins.c (expand_builtin_strstr, expand_builtin_strpbrk,
854         expand_builtin_strchr, expand_builtin_strrchr): Take a new
855         argument TYPE.  Adjust calls to fold_builtin_XXX.
856         (expand_builtin, fold_builtin_1): Adjust calls to
857         expand_builtin_XXX.
858         (fold_builtin_strchr, fold_builtin_strpbrk,
859         fold_builtin_strstr, fold_builtin_strrchr): Convert the folded
860         result to a requested type TYPE.
861
862 2005-02-16  Jakub Jelinek  <jakub@redhat.com>
863
864         PR middle-end/19857
865         * fold-const.c (fold): Don't optimize (T)(x & cst) to
866         (T)x & (T)cst if (T)cst overflows.
867         * convert.c (convert_to_integer) <case POINTER_TYPE>: Pass
868         TYPE_UNSIGNED (type) as type_for_size's UNSIGNEDP argument.
869
870 2005-02-15  Jeff Law  <law@redhat.com>
871
872         * gcse.c (blocks_with_calls): New bitmap.
873         (alloc_gcse_mem): Allocate it.
874         (free_gcse_mem): Free it.
875         (clear_modifY_mem_tables): Clear it.
876         (record_last_mem_set_info): Set the proper bit in BLOCK_WITH_CALLS
877         when we encounter CALL_INSNs.
878         (compute_transp, case MEM): Handle blocks with calls separate
879         from blocks without calls.  Use bitmap iterators rather than
880         FOR_EACH_BB.
881
882 2005-02-15  Peter O'Gorman  <peter@pogma.com>
883
884         PR bootstrap/18810
885         * mklibgcc.in (vis_hide): Use a temporary object file, not
886         -o /dev/null.
887
888 2005-02-15  Andy Hutchinson  <HutchinsonAndy@netscape.net>
889
890         PR target/19924
891         * config/avr/avr.h (MODES_TIEABLE_P): Define to 1 to allow subreg
892         access optimization.
893
894 2005-02-15  David Edelsohn  <edelsohn@gnu.org>
895             Alan Modra  <amodra@bigpond.net.au>
896
897         PR target/19019
898         * config/rs6000/darwin-ldouble.c (_xlqadd): Rename to __gcc_qadd.
899         (_xlqsub): Rename to __gcc_qsub.
900         (_xlqmul): Rename to __gcc_qmul.
901         (_xlqdiv): Rename to __gcc_qdiv.
902         Provide versioned symbol aliases with old names.
903         * config/rs6000/libgcc-ppc64.ver: Rename symbols.
904         * config/rs6000/rs6000.c (rs6000_init_libfuncs): Rename symbols.
905         * config/rs6000/t-aix43 (LIB2FUNCS_EXTRA): New.
906         * config/rs6000/t-aix52 (LIB2FUNCS_EXTRA): New.
907         * config/rs6000/t-newas (LIB2FUNCS_EXTRA): New.
908
909 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
910
911         * fold-const.c (fold): Fold -(~A) to A + 1.  Fold ~(-A) to A - 1.
912         Fold ~(A - 1) and ~(A + -1) to -A.
913
914 2005-02-15  James A. Morrison  <phython@gcc.gnu.org>
915
916         PR pch/14940
917         PR target/19300
918         * config/host-linux.c (linux_gt_pch_use_address): Copy from
919         config/pa/pa-host.c:pa_gt_pch_use_address.
920
921 2005-02-15  Daniel Berlin  <dberlin@dberlin.org>
922
923         * tree-vn.c (get_value_handle): Make sure that given an
924         is_gimple_min_invariant expression, we always return it.
925
926 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
927
928         * passes.c (rest_of_handle_gcse): Fix a comment.
929
930 2005-02-15  Jeff Law  <law@redhat.com>
931
932         * gcse.c (canon_modify_mem_set_list_set): Kill unnecessary
933         bitmap.
934         (alloc_gcse_mem, free_gcse_mem): Corresponding changes.
935         (canon_list_insert, record_last_mem_set_info): Similarly.
936         (clear_modify_mem_tables): Similarly.
937
938 2005-02-15  Kazu Hirata  <kazu@cs.umass.edu>
939
940         * bitmap.c, bitmap.h, lambda-code.c, tree-dfa.c, tree-dump.c,
941         tree-dump.h, tree-ssa-loop-manip.c, value-prof.c,
942         config/mips/mips.md, config/rs6000/aix.h,
943         config/rs6000/beos.h, config/rs6000/sysv4.h: Update copyright.
944
945 2005-02-15  Richard Henderson  <rth@redhat.com>
946
947         * bb-reorder.c (find_traces_1_round): Force fallthru edge from a
948         call to be best_edge.
949
950 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
951
952         * basic-block.h: Adjust the prototype for find_basic_blocks.
953         * cfgbuild.c (find_basic_blocks): Remove unused arguments.
954         * passes.c (rest_of_handle_loop_optimize): Adjust the call to
955         find_basic_blocks.
956
957         * flow.c (recompute_reg_usage): Remove all arguments.
958         * passes.c (rest_of_compilation): Adjust the call to
959         recompute_reg_usage.
960         * rtl.h: Adjust the prototype for recompute_reg_usage.
961
962 2005-02-14  Daniel Berlin  <dberlin@dberlin.org>
963
964         * tree-dump.c (dump_files): Update to reflect new member
965         of dump_file_info.
966         (dump_register): Add new argument.
967         Set glob name.
968         (dump_switch_p_1): Check against glob name if doglob was passed.
969         (dump_switch_p): Check against regular first, then glob if
970         we didn't have any hits on the dump name.
971         * tree-optimize.c (register_one_dump_file):
972         Pass in glob name as well.
973         * tree-pass.h (struct dump_file_info): Add glob
974         member.
975
976 2005-02-14  Joseph S. Myers  <joseph@codesourcery.com>
977
978         PR preprocessor/16323
979         * doc/invoke.texi: Document that -Wendif-labels is on by default.
980
981 2005-02-14  David Edelsohn  <edelsohn@gnu.org>
982
983         PR target/19019
984         * config/rs6000/rs6000.md (trunctfdf2): Change to define_expand.
985         (trunctfdf2_internal1): New.
986         (trunctfdf2_internal2): Renamed from trunctfdf2.
987
988 2005-02-14  Diego Novillo  <dnovillo@redhat.com>
989
990         PR tree-optimization/19853
991         * tree-dfa.c (add_referenced_var): Always examine DECL_INITIAL.
992
993 2005-02-14  Kazu Hirata  <kazu@cs.umass.edu>
994
995         * passes.c (rest_of_handle_loop_optimize): Remove calls to
996         delete_dead_jumptables and cleanup_cfg.
997
998 2005-02-14  Ulrich Weigand  <uweigand@de.ibm.com>
999
1000         * reload.c (find_reloads): Swap address_reloaded flags when
1001         swapping commutative operands.
1002
1003 2005-02-14  Sebastian Pop  <pop@cri.ensmp.fr>
1004
1005         * lambda-code.c (lambda_loopnest_to_gcc_loopnest, perfect_nestify):
1006         Use standard_iv_increment_position for computing the bsi position
1007         for create_iv.
1008         * tree-ssa-loop-manip.c (create_iv): Add a comment on how to compute
1009         the bsi position.
1010
1011 2005-02-13  Zdenek Dvorak  <dvorakz@suse.cz>
1012
1013         PR target/17428
1014         * cfgrtl.c (safe_insert_insn_on_edge): Avoid extending
1015         life range of hard registers.
1016         * value-prof.c (insn_prefetch_values_to_profile): Only
1017         scan normal insns.
1018
1019         * value-prof.c (rtl_find_values_to_profile): Do not look for values to
1020         profile in libcalls.
1021
1022 2005-02-13  Nathan Sidwell  <nathan@codesourcery.com>
1023
1024         * bitmap.h (bitmap_and_compl_into): Return bool.
1025         * bitmap.c (bitmap_and_compl_into): Return changed flag.
1026
1027 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
1028
1029         PR tree-optimization/19944
1030         * fold-const.c (fold): Re-add ABS_EXPR folding.
1031
1032 2005-02-13  David Edelsohn  <edelsohn@gnu.org>
1033
1034         PR target/19019
1035         * config/rs6000/aix.h ({TARGET,MASK}_XL_CALL): Rename to
1036         {TARGET,MASK}_XL_COMPAT.
1037         (SUBTARGET_SWITCHES): Rename xl-call to xl-compat.  Use
1038         MASK_XL_COMPAT.
1039         * config/rs6000/beos.h ({TARGET,MASK}_XL_CALL): Remove.
1040         * config/rs6000/rs6000.c (function_arg): Change TARGET_XL_CALL to
1041         TARGET_XL_COMPAT.
1042         (rs6000_arg_partial_bytes): Same.
1043         (rs6000_generate_compare): Generate PARALLEL for compare if TFmode
1044         and XL compatibility enabled.
1045         * config/rs6000/rs6000.h (TARGET_XL_CALL): Rename to TARGET_XL_COMPAT.
1046         * config/rs6000/rs6000.md (cmptf_internal1): Add !TARGET_XL_COMPAT
1047         test to final condition.
1048         (cmptf_internal2): New.
1049         * doc/invoke.texi (RS/6000 Subtarget Options): Change xl-call to
1050         xl-compat.  Add TFmode information to description.
1051
1052 2005-02-13  Kazu Hirata  <kazu@cs.umass.edu>
1053
1054         * flags.h, read-rtl.c, tree-ssa-live.h: Update copyright.
1055
1056 2005-02-13  Jason Merrill  <jason@redhat.com>
1057
1058         PR c++/16405
1059         * fold-const.c (fold_indirect_ref_1): Split out from...
1060         (build_fold_indirect_ref): Here.
1061         (fold_indirect_ref): New fn.
1062         * tree.h: Declare it.
1063         * gimplify.c (gimplify_compound_lval): Call fold_indirect_ref.
1064         (gimplify_modify_expr_rhs): Likewise.
1065         (gimplify_expr): Likewise.
1066
1067 2005-02-13  James A. Morrison  <phython@gcc.gnu.org>
1068
1069         PR tree-optimization/14303
1070         PR tree-optimization/15784
1071         * fold-const.c (fold): Fold ABS_EXPR<x> >= 0 to true, when possible.
1072         Fold ABS_EXPR<x> < 0 to false.  Fold ABS_EXPR<x> == 0 to x == 0 and
1073         ABS_EXPR<x> != 0 to x != 0.
1074
1075 2005-02-12  Kazu Hirata  <kazu@cs.umass.edu>
1076
1077         * c-tree.h, combine.c, expmed.c, flow.c, libgcc2.c,
1078         simplify-rtx.c, tree-ssa-live.h: Fix comment typos.  Follow
1079         spelling conventions.
1080
1081         * passes.c (rest_of_handle_gcse): Don't run cse_main and
1082         delete_trivially_dead_insns too many times.
1083
1084         * passes.c (rest_of_handle_gcse): Remove dead assignments to
1085         tem and tem2.
1086
1087 2005-02-12  Ira Rosen  <irar@il.ibm.com>
1088
1089         * tree-vectorizer.c (vect_get_base_and_offset): Remove.
1090         (vect_is_simple_iv_evolution): Remove redundant parameter
1091         and step check.
1092         (vect_analyze_scalar_cycles): Call vect_is_simple_iv_evolution
1093         without last parameter.
1094         (vect_analyze_pointer_ref_access): Get access_fn as parameter.
1095         Return pointer step. Call vect_is_simple_iv_evolution without
1096         last parameter. Check only that the step is multiple of size
1097         type. Remove stmt_vinfo updates.
1098         (vect_get_memtag_and_dr): Remove.
1099         (vect_get_memtag): New function.
1100         (vect_address_analysis): New function.
1101         (vect_object_analysis): New function.
1102         (vect_analyze_data_refs): Call vect_object_analysis and
1103         vect_get_memtag. Update stmt_vinfo fields.
1104
1105 2005-02-12  Ira Rosen  <irar@il.ibm.com>
1106
1107         * tree-data-ref.c (array_base_name_differ_p): Check that the bases
1108         exist and are objects. Remove checks for pointer.
1109         * tree-vectorizer.c (vect_create_addr_base_for_vector_ref): Use
1110         STMT_VINFO_VECT_DR_BASE_ADDRESS instead of DR_BASE_NAME.
1111         (vect_create_data_ref_ptr): Likewise.
1112         (vect_base_addr_differ_p): New function.
1113         (vect_analyze_data_ref_dependence): Call vect_base_addr_differ_p.
1114         (vect_analyze_pointer_ref_access): Add output parameter - ptr_init.
1115         Don't set the DR_BASE_NAME field of data-ref.
1116         (vect_get_memtag_and_dr): Use ptr_init instead of DR_BASE_NAME.
1117
1118 2005-02-12  Uros Bizjak  <uros@kss-loka.si>
1119
1120         * optabs.h (enum optab_index): Add new OTI_ldexp.
1121         (ldexp_optab): Define corresponding macro.
1122         * optabs.c (init_optabs): Initialize ldexp_optab.
1123         * genopinit.c (optabs): Implement ldexp_optab using ldexp?f3
1124         patterns.
1125         * builtins.c (expand_builtin_mathfn_2): Handle BUILT_IN_LDEXP{,F,L}
1126         using ldexp_optab.
1127         (expand_builtin): Expand BUILT_IN_LDEXP{,F,L} using
1128         expand_builtin_mathfn_2 if flag_unsafe_math_optimizations is set.
1129
1130         * config/i386/i386.md (ldexpsf3, ldexpdf3, ldexpxf3): New expanders
1131         to implement ldexpf, ldexp and ldexpl built-ins as inline x87
1132         intrinsics.
1133
1134 2005-02-12  Ira Rosen  <irar@il.ibm.com>
1135
1136         * tree-vectorizer.h (struct _stmt_vec_info): Rename a field: base
1137         to base_address.
1138         * tree-vectorizer.c (new_stmt_vec_info): Rename the above field of
1139         stmt_vec_info.
1140         (vect_get_base_and_offset): Always return an address.
1141         (vect_create_addr_base_for_vector_ref): Remove treatment for
1142         different data reference types.
1143         (vect_compute_data_ref_alignment): Rename base to base_address in
1144         stmt_vec_info. Get the object in order to force its alignment.
1145         (vect_get_memtag_and_dr): Rename base to base_address in
1146         stmt_vec_info. Extract the object for memtag analysis.
1147
1148 2005-02-12  Hans-Peter Nilsson  <hp@axis.com>
1149
1150         PR regression/19898.
1151         * config/cris/cris.c (cris_notice_update_cc): When testing if insn
1152         changes cc_status, use apply modified_in_p to part of cc_status
1153         and insn, not cris_reg_overlap_mentioned_p on SET_DEST of insn
1154         body.
1155
1156 2005-02-11  Richard Henderson  <rth@redhat.com>
1157
1158         * tree-complex.c (expand_complex_libcall): New.
1159         (expand_complex_multiplication): Use it for c99 compliance.
1160         (expand_complex_division): Likewise.
1161         * fold-const.c (fold_complex_add, fold_complex_mult): New.
1162         (fold): Call them.
1163         * builtins.c (built_in_names): Remove const.
1164         * tree.c (build_common_builtin_nodes): Build complex arithmetic
1165         builtins.
1166         * tree.h (BUILT_IN_COMPLEX_MUL_MIN, BUILT_IN_COMPLEX_MUL_MAX): New.
1167         (BUILT_IN_COMPLEX_DIV_MIN, BUILT_IN_COMPLEX_DIV_MAX): New.
1168         (built_in_names): Remove const.
1169         * c-common.c (c_common_type_for_mode): Handle complex modes.
1170         * flags.h, toplev.c (flag_complex_method): Rename from
1171         flag_complex_divide_method.
1172         * libgcc2.c (__divsc3, __divdc3, __divxc3, __divtc3,
1173         __mulsc3, __muldc3, __mulxc3, __multc3): New.
1174         * libgcc2.h: Declare them.
1175         * libgcc-std.ver: Export them.
1176         * mklibgcc.in (lib2funcs): Build them.
1177
1178 2005-02-11  Steven Bosscher  <stevenb@suse.de>
1179
1180         PR tree-optimization/19876
1181         Partially revert my change from 2005-01-14
1182         * tree-ssa-pre.c (compute_antic_aux): Make recursive once again...
1183         (compute_antic): ...and remove the loop here.
1184
1185 2005-02-11  Jakub Jelinek  <jakub@redhat.com>
1186
1187         PR middle-end/19858
1188         * fold-const.c (make_bit_field_ref): If bitpos == 0 and bitsize
1189         is number of inner's bits, avoid creating a BIT_FIELD_REF.
1190
1191         * config/rs6000/sysv4.h (ENDFILE_LINUX_SPEC): Use crtendS.o instead of
1192         crtend.o if -pie.  Use %{x:a;:b} spec syntax.
1193
1194 2005-02-11  Daniel Jacobowitz  <dan@codesourcery.com>
1195
1196         * config/mips/linux-unwind.h (mips_fallback_frame_state): Adjust
1197         offsets for the big-endian 32-bit case.
1198
1199 2005-02-11  Joseph S. Myers  <joseph@codesourcery.com>
1200
1201         * config/ia64/hpux.h (WCHAR_TYPE, WCHAR_TYPE_SIZE): Define.
1202
1203 2005-02-11  Dale Johannesen  <dalej@apple.com>
1204
1205         * cselib.c (cselib_process_insn):  Clear out regs where
1206         HARD_REGNO_CALL_PART_CLOBBERED is true at a call.
1207         * reload.c (find_equiv_reg): Ditto.
1208
1209 2005-02-11  Ian Lance Taylor  <ian@airs.com>
1210
1211         * read-rtl.c (read_rtx_1): Give fatal error if we see a vector
1212         with no elements.
1213
1214         * tree.c (build_function_type_list): Work correctly if there are
1215         no arguments.
1216
1217 2005-02-11  Ulrich Weigand  <uweigand@de.ibm.com>
1218
1219         * config/s390/s390.md ("*cmpdi_cct", "*cmpsi_cct", "*cmpdi_ccs",
1220         "*cmpsi_ccs"): Use %h instead of %c to print immediate operand.
1221         ("*zero_extendhisi2_64", "*zero_extendhisi2_31"): Choose based on
1222         TARGET_ZARCH instead of TARGET_64BIT.
1223
1224 2005-02-11  Ralf Corsepius  <ralf.corsepius@rtems.org>
1225
1226         * config/rs6000/t-rtems:
1227         (MULTILIB_OPTIONS): Remove mcpu=602.
1228         (MUTLILIB_DIRNAMES): Remove m602.
1229         (MULTILIB_MATCHES): Add ${MULTILIB_MATCHES_FLOAT}.
1230         Let mcpu=602 match mcpu=603.
1231         (MULTILIB_NEW_EXCEPTIONS_ONLY): Add mcpu=601, mcpu=602, mcpu=m603.
1232
1233 2005-02-10  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
1234
1235         * pa/linux-unwind.h (pa32_fallback_frame_state): Handle misaligned
1236         signal trampolines.
1237
1238 2005-02-10  David Daney  <ddaney@avtrex.com>
1239
1240         * config/alpha/linux-unwind.h: Add exception clause to copyright.
1241         * config/i386/linux-unwind.h: Likewise.
1242         * config/ia64/linux-unwind.h: Likewise.
1243         * config/mips/linux-unwind.h: Likewise.
1244         * config/pa/linux-unwind.h: Likewise.
1245         * config/rs6000/linux-unwind.h: Likewise.
1246         * config/s390/linux-unwind.h: Likewise.
1247         * config/sh/linux-unwind.h: Likewise.
1248         * config/sparc/linux-unwind.h: Likewise.
1249
1250 2005-02-10  Steven Bosscher  <stevenb@suse.de>
1251
1252         PR tree-optimization/17549
1253         * tree-outof-ssa.c (find_replaceable_in_bb): Do not allow
1254         TER to replace a DEF with its expression if the DEF and the
1255         rhs of the expression we replace into have the same root
1256         variable.
1257
1258 2005-02-10  Richard Sandiford  <rsandifo@redhat.com>
1259
1260         * config/mips/mips.md: Fix the placement of the match_scratch in the
1261         lea64 peephole2.
1262
1263 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
1264
1265         * cse.c, tree-ssa-loop-ivopts.c, config/rs6000/linux-unwind.h:
1266         Fix comment typos.
1267
1268 2005-02-10  Zdenek Dvorak  <dvorakz@suse.cz>
1269
1270         * tree-ssa-loop-ivopts.c (determine_base_object): Ignore casts.
1271         (strip_offset): Handle addresses.
1272         (add_address_candidates): Use strip_offset.
1273         (difference_cost): Reflect strip_offset change.
1274         (force_var_cost, difference_cost): Strip nops.
1275
1276 2005-02-10  Kazu Hirata  <kazu@cs.umass.edu>
1277
1278         * df.h (DF_REF_MODE_CHANGE, DF_REF_MEM_OK): Remove.
1279
1280         * builtins.def, haifa-sched.c, libgcc2.c, libgcc2.h,
1281         tree-ssa-loop-ivcanon.c, tree-ssa-loop-niter.c,
1282         config/cris/cris-protos.h, config/cris/cris.c: Update
1283         copyright.
1284
1285 2005-02-10  Jeff Law  <law@redhat.com>
1286
1287         * tree-ssa-dom.c (thread_across_edge): Use xmalloc, not xcalloc.
1288         (lookup_avail_expr): Similarly.
1289
1290 2005-02-10  Richard Guenther  <rguenth@gcc.gnu.org>
1291
1292         * builtins.c (fold_builtin_powi): New function.
1293         (fold_builtin_1): Call it.
1294
1295 2005-02-10  Steven Bosscher  <stevenb@suse.de>
1296
1297         PR documentation/19309
1298         * doc/cpp.texi: The __GNUC__ and related predefined macros
1299         are also defined for the "standalone" cpp.
1300         Some non-GCC compilers may also define __GNUC__.
1301
1302 2005-02-10  Jakub Jelinek  <jakub@redhat.com>
1303
1304         PR c/19342
1305         * c-typeck.c (common_type): New routine.  Old common_type renamed
1306         to...
1307         (c_common_type): ...this.
1308         (build_conditional_expr, build_binary_op): Use c_common_type instead
1309         of common_type.
1310
1311 2005-02-10  Steven Bosscher  <stevenb@suse.de>
1312
1313         * doc/md.texi: Replace @samp{length} with @code{length}.
1314
1315 2005-02-09  Zdenek Dvorak  <dvorakz@suse.cz>
1316
1317         PR tree-optimization/18687
1318         * tree-flow.h (find_loop_niter): Declare.
1319         * tree-ssa-loop-ivcanon.c (canonicalize_loop_induction_variables):
1320         Try using scev even for loops with more than one exit.
1321         * tree-ssa-loop-ivopts.c (struct loop_data): Removed niter field.
1322         (struct ivopts_data): Added niters field.
1323         (struct nfe_cache_elt): New.
1324         (nfe_hash, nfe_eq, niter_for_exit, niter_for_single_dom_exit): New
1325         functions.
1326         (tree_ssa_iv_optimize_init): Initialize niters cache.
1327         (determine_number_of_iterations): Removed.
1328         (find_induction_variables): Do not call determine_number_of_iterations.
1329         Access niters for single exit through niter_for_single_dom_exit.
1330         (add_iv_outer_candidates): Access niters for single exit through
1331         niter_for_single_dom_exit.
1332         (may_eliminate_iv): Take data argument.  Use niter_for_exit.  Do not use
1333         number_of_iterations_cond.
1334         (iv_period): New function.
1335         (determine_use_iv_cost_condition): Pass data to may_eliminate_iv.
1336         (may_replace_final_value): Take data argument.  Use
1337         niter_for_single_dom_exit.
1338         (determine_use_iv_cost_outer): Pass data to may_replace_final_value.
1339         (rewrite_use_compare): Pass data to may_eliminate_iv.
1340         (rewrite_use_outer): Pass data to may_replace_final_value.
1341         (free_loop_data): Clean up the niters cache.
1342         (tree_ssa_iv_optimize_finalize): Free the niters cache.
1343         (tree_ssa_iv_optimize_loop): Do not call loop_commit_inserts.
1344         * tree-ssa-loop-niter.c (find_loop_niter): New function.
1345         (find_loop_niter_by_eval): Use tree_int_cst_lt.
1346         (num_ending_zeros): Moved to tree.c.
1347         * tree.h (num_ending_zeros): Declare.
1348         * tree.c (num_ending_zeros): Moved from tree.c.
1349
1350 2005-02-09  Richard Henderson  <rth@redhat.com>
1351
1352         * builtins.c (DEF_BUILTIN): Add COND argument.
1353         * tree.h (DEF_BUILTIN): Likewise.
1354         * builtins.def (DEF_GCC_BUILTIN, DEF_LIB_BUILTIN, DEF_EXT_LIB_BUILTIN,
1355         DEF_C94_BUILTIN, DEF_C99_BUILTIN, DEF_C99_C90RES_BUILTIN): Update to
1356         match.
1357         (DEF_BUILTIN_STUB): New.
1358         (BUILT_IN_STACK_SAVE, BUILT_IN_STACK_RESTORE, BUILT_IN_INIT_TRAMPOLINE,
1359         BUILT_IN_ADJUST_TRAMPOLINE, BUILT_IN_NONLOCAL_GOTO,
1360         BUILT_IN_PROFILE_FUNC_ENTER, BUILT_IN_PROFILE_FUNC_EXIT): Use it.
1361         * c-common.c (DEF_BUILTIN): Add COND argument.
1362         * tree.c (local_define_builtin): New.
1363         (build_common_builtin_nodes): New.
1364
1365 2005-02-09  Roger Sayle  <roger@eyesopen.com>
1366
1367         * fold-const.c (fold_strip_sign_ops): New function to simplify a
1368         floating point expression ignoring the sign of the result.
1369         (fold) <ABS_EXPR>: Use it to simplify fabs(x).
1370         (fold) <MULT_EXPR>: Use it to simplify x*x.
1371         * tree.h (fold_strip_sign_ops): Prototype here.
1372         * builtins.c (fold_builtin_copysign): Take an additional FNDECL
1373         argument.  Use fold_strip_sign_ops to simplify the first argument.
1374         (fold_builtin_pow):  Use fold_strip_sign_ops to simplify the
1375         first argument when the second argument is an even integer
1376         constant, but only with -funsafe_math_optimizations.
1377         (fold_builtin_1): Update call to fold_builtin_copysign.
1378
1379 2005-02-09  Ian Lance Taylor  <ian@airs.com>
1380
1381         PR middle-end/19583
1382         * gimple-low.c (try_catch_may_fallthru): In EH_FILTER_EXPR case,
1383         just check whether EH_FILTER_FAILURE falls through.
1384
1385 2005-02-09  Andreas Krebbel  <krebbel1@de.ibm.com>
1386
1387         * gcc/haifa-sched.c (schedule_block): Make queued sched group
1388         insns return to ready list in the next turn.
1389
1390 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
1391
1392         PR middle-end/19402
1393         * builtins.def: New __builtin_powi[lf].
1394         * builtins.c (mathfn_built_in): Handle BUILT_IN_POWI.
1395         (expand_builtin_powi): New function.
1396         (expand_builtin): Dispatch to expand_builtin_powi.
1397         * libgcc2.h: Add prototypes for __builtin_powi[lf].
1398         * libgcc2.c: Add __builtin_powi[lf] implementation.
1399         * mklibgcc.in: Add __builtin_powi[lf] to lib2funcs.
1400         * optabs.h: Add powi_optab.
1401         * optabs.c (init_optabs): Initialize powi_optab.
1402         * doc/extend.texi: Document __builtin_powi[lf].
1403
1404 2005-02-09  Dorit Naishlos  <dorit@il.ibm.com>
1405
1406         * tree-vectorizer.c (vect_set_dump_settings): Check that dump_file
1407         exists.
1408
1409 2005-02-09  Richard Guenther  <rguenth@gcc.gnu.org>
1410
1411         PR middle-end/19854
1412         * fold-const.c (try_move_mult_to_index): Remove redundant
1413         type argument.  Create ADDR_EXPR with correct type.
1414         (fold): Update callers of try_move_mult_to_index.  Convert
1415         result to the appropriate type.
1416
1417 2005-02-09  Roger Sayle  <roger@eyesopen.com>
1418
1419         PR target/19597
1420         * config/avr/avr.c (default_rtx_costs): Delete.
1421         (avr_operand_rtx_cost): New function.
1422         (avr_rtx_costs): Completely rewrite.
1423
1424 2005-02-08  Hans-Peter Nilsson  <hp@axis.com>
1425
1426         PR target/19806
1427         * config/cris/cris.c (in_code): New variable.
1428         (cris_output_addr_const): Now a static function, a wrapper for
1429         output_addr_const.
1430         (cris_asm_output_symbol_ref): New function, broken out SYMBOL_REF
1431         case from old cris_output_addr_const.
1432         (cris_asm_output_label_ref): Similar for LABEL_REF.
1433         (cris_output_addr_const_extra): Similar for UNSPEC.
1434         * config/cris/cris.h (OUTPUT_ADDR_CONST_EXTRA)
1435         (ASM_OUTPUT_SYMBOL_REF, ASM_OUTPUT_LABEL_REF): Define.
1436         * config/cris/cris-protos.h (cris_output_addr_const): Remove
1437         declaration.
1438         (cris_asm_output_symbol_ref, cris_output_addr_const_extra)
1439         (cris_asm_output_label_ref): Declare.
1440
1441 2005-02-08  Paolo Bonzini  <bonzini@gnu.org>
1442
1443         PR preprocessor/19801
1444         * doc/cppinternals.texi (Conventions, Lexer, Files): Adjust
1445         filenames that changed when libcpp was moved to the toplevel.
1446
1447 2005-02-07  Roger Sayle  <roger@eyesopen.com>
1448
1449         * simplify-rtx.c (simplify_relational_operation_1): Avoid creating
1450         zero extensions of BImode operands.  Call lowpart_subreg instead
1451         of gen_lowpart_common and gen_lowpart_SUBREG.
1452
1453 2005-02-07  Nathanael Nerode  <neroden@gcc.gnu.org>
1454
1455         PR ada/19489
1456         * libada-mk.in: Use cc_for_cross_gnattools, not cc_set_by_configure.
1457         * configure.ac: Set cc_for_cross_gnattools.
1458         * configure: Regenerate.
1459
1460 2005-02-08  Alan Modra  <amodra@bigpond.net.au>
1461
1462         PR target/19803
1463         * predict.c (PROB_VERY_UNLIKELY): Use 1% instead of 10%.
1464
1465 2005-02-07  Eric Botcazou  <ebotcazou@libertysurf.fr>
1466
1467         PR debug/19327
1468         * dbxout.c (dbxout_symbol) <FUNCTION_DECL>: Skip inline instance
1469         of nested functions.
1470
1471 2005-02-07  Jonathan Wakely  <redi@gcc.gnu.org>
1472
1473         * doc/extend.texi: Document deprecated extensions allowing
1474         static floating-point members to have initializers and allowing
1475         floating-point literals in integral constant expressions.
1476
1477 2005-02-07  Kazu Hirata  <kazu@cs.umass.edu>
1478
1479         * cfgcleanup.c, df.h, diagnostic.c, rtl.c, tree-vectorizer.h,
1480         config/darwin7.h, config/mips/mips.c,
1481         config/rs6000/altivec.md, config/rs6000/darwin-tramp.asm:
1482         Update copyright.
1483
1484         * cse.c: Update comments.
1485
1486 2005-02-07  Richard Guenther  <rguenth@gcc.gnu.org>
1487
1488         PR middle-end/19775
1489         * builtins.c (fold_builtin_sqrt): Transform
1490         sqrt(pow(x,y)) to pow(fabs(x),y*0.5), not
1491         pow(x,y*0.5).
1492
1493 2005-02-07  Leehod Baruch  <leehod@il.ibm.com>
1494             Dorit Naishlos  <dorit@il.ibm.com>
1495
1496         * doc/invoke.texi (ftree-vectorizer-verbose): New.
1497         * opts.c (OPT_ftree_vectorizer_verbose_): New case for switch.
1498         * common.opt (ftree-vectorizer-verbose): New Flag for the vectorizer
1499         was added.
1500         * tree.h (vect_set_verbosity_level): New extern function declaration
1501         added.
1502         * tree-vectorizer.h (verbosity_levels): New enum type.
1503         * tree-vectorizer.c (vect_debug_stats): Function removed.
1504         (vect_debug_details): Likewise.
1505         (vect_verbosity_level): Global variable was defined and initialized.
1506         (vect_dump): Global variable definition.
1507         (vect_print_dump_info): New function.
1508         (vect_set_dump_settings): New function.
1509         (vect_set_verbosity_level): New function.
1510         (vectorize_loops): Add call to vect_set_dump_settings.
1511
1512         (slpeel_make_loop_iterate_ntimes): Dump condition was changed.
1513         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1514         (slpeel_tree_peel_loop_to_edge): Likewise.
1515
1516         (vect_analyze_offset_expr): Call to vect_print_dump_info with
1517         appropriate verbosity level instead of call to vect_debug_details
1518         or vect_debug_stats.
1519         (vect_get_base_and_offset):
1520         (vect_create_addr_base_for_vector_ref):
1521         (get_vectype_for_scalar_type):
1522         (vect_create_data_ref_ptr):
1523         (vect_init_vector):
1524         (vect_get_vec_def_for_operand):
1525         (vect_finish_stmt_generation):
1526         (vectorizable_assignment):
1527         (vectorizable_operation):
1528         (vectorizable_store):
1529         (vectorizable_load):
1530         (vect_transform_stmt):
1531         (vect_update_ivs_after_vectorizer):
1532         (vect_do_peeling_for_loop_bound):
1533         (vect_update_inits_of_drs):
1534         (vect_do_peeling_for_alignment):
1535         (vect_transform_loop):
1536         (vect_is_simple_use):
1537         (vect_analyze_operations):
1538         (vect_is_simple_iv_evolution):
1539         (vect_analyze_scalar_cycles):
1540         (vect_analyze_data_ref_dependence):
1541         (vect_analyze_data_ref_dependences):
1542         (vect_compute_data_ref_alignment):
1543         (vect_enhance_data_refs_alignment):
1544         (vect_analyze_data_refs_alignment):
1545         (vect_analyze_data_ref_access):
1546         (vect_analyze_data_ref_accesses):
1547         (vect_analyze_pointer_ref_access):
1548         (vect_get_memtag_and_dr):
1549         (vect_analyze_data_refs):
1550         (vect_mark_relevant):
1551         (vect_stmt_relevant_p):
1552         (vect_mark_stmts_to_be_vectorized):
1553         (vect_can_advance_ivs_p):
1554         (vect_get_loop_niters):
1555         (vect_analyze_loop_form):
1556         (vect_analyze_loop):
1557         (vectorize_loops): Likewise.
1558
1559         (vect_do_peeling_for_loop_bound): Dump format slightly changed.
1560         (vect_update_inits_of_drs):
1561         (vect_do_peeling_for_alignment):
1562         (vect_transform_loop):
1563         (vect_analyze_operations):
1564         (vect_analyze_scalar_cycles):
1565         (vect_analyze_data_ref_dependences):
1566         (vect_analyze_data_refs_alignment):
1567         (vect_analyze_data_ref_accesses):
1568         (vect_analyze_data_refs):
1569         (vect_mark_stmts_to_be_vectorized):
1570         (vect_get_loop_niters):
1571         (vect_analyze_loop_form):
1572         (vect_analyze_loop): Likewise.
1573         (vect_mark_stmts_to_be_vectorized): Add call to print_generic_expr.
1574
1575 2005-02-07  Richard Sandiford  <rsandifo@redhat.com>
1576
1577         PR bootstrap/19796
1578         Revert:
1579         2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
1580         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
1581         either -ffast-math or -funsafe-math-optimizations is in use.
1582
1583         2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
1584         * config/mips/irix-csr.c: New file.
1585         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
1586         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
1587         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
1588         executables.
1589
1590 2005-02-07  Alexandre Oliva  <aoliva@redhat.com>
1591
1592         * config/mn10300/linux.h (LIB_SPEC, STARTFILE_SPEC): Remove
1593         redundant, incorrect definitions.
1594
1595         * config/frv/frv.md ("tls_indirect_call"): Turn into libcall-like
1596         expand.
1597         ("*tls_indirect_call"): New, reference hard regs directly.
1598         * config/frv/frv.c (gen_inlined_tls_plt): Adjust.
1599
1600 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
1601
1602         * config/arm/rtems-elf.h (SUBTARGET_EXTRA_ASM_SPEC):
1603         Let !-mhard-float !-msoft-float imply -mfpu=softfpa.
1604
1605 2005-02-06  Roger Sayle  <roger@eyesopen.com>
1606
1607         PR rtl-optimization/19800
1608         * simplify_rtx.c (simplify_relational_operation_1): Explicitly
1609         call gen_lowpart_common and gen_lowpart_SUBREG instead of calling
1610         gen_lowpart.
1611
1612 2005-02-07  Ralf Corsepius  <ralf.corsepius@rtems.org>
1613
1614         * config/m68k/t-rtems (MULTILIB_MATCHES): Let m528x match m5200.
1615
1616 2005-02-07  Joseph S. Myers  <joseph@codesourcery.com>
1617
1618         PR other/17135
1619         * doc/invoke.texi: Correct documentation of -freorder-functions.
1620
1621 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
1622
1623         PR other/14402
1624         * doc/invoke.texi: Don't mention gccbug.
1625
1626 2005-02-06  Roger Sayle  <roger@eyesopen.com>
1627             Andrew Pinski  <pinskia@physics.uc.edu>
1628             Paolo Bonzini  <paolo.bonzini@lu.unisi.ch>
1629
1630         * simplify-rtx.c (simplify_relational_operation_1): Simplify
1631         (ne:SI (zero_extract:SI FOO (const_int 1) BAR) (const_int 0))
1632         into just (zero_extract:SI FOO (const_int 1) BAR).
1633
1634 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
1635
1636         * doc/cpp.texi: Include gcc-common.texi.  Don't define gcctabopt
1637         macro locally.  Don't give last revision date.  Use GCC version
1638         number from gcc-common.texi.
1639         * doc/cppinternals.texi: Include gcc-common.texi.  Don't give last
1640         revision date.  Use GCC version number from gcc-common.texi.
1641         Describe being a library as current state rather than as 3.x
1642         history.
1643         * doc/gcc.texi: Remove last update date.
1644         * doc/gccint.texi: Likewise.  Update copyright dates.
1645         * doc/install.texi: Update copyright dates.
1646
1647 2005-02-06  Joseph S. Myers  <joseph@codesourcery.com>
1648
1649         PR other/7549
1650         * doc/invoke.texi: Mention for each option included in -Wall that
1651         it is included in -Wall.
1652         * doc/gcc.texi: Update copyright and last modification date.
1653
1654 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
1655
1656         * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Do not add
1657         unnecessary cast to original induction variable increments.
1658
1659 2005-02-06  Zdenek Dvorak  <dvorakz@suse.cz>
1660
1661         PR tree-optimization/18219
1662         * tree-ssa-loop-ivopts.c (get_computation_at): Produce computations
1663         in distributed form.
1664
1665 2005-02-06  Richard Sandiford  <rsandifo@redhat.com>
1666
1667         * expmed.c (store_bit_field): Make the SUBREG code adjust bitnum.
1668         Set bitpos and offset later in the function.  Do nothing if the
1669         target is a register and if the bitfield lies completely outside
1670         that register.
1671         (extract_bit_field): Make the same SUBREG, bitpos and offset changes
1672         here.  Return an uninitialised register if the source value is stored
1673         in a register and the bitfield lies completely outside that register.
1674
1675 2005-02-06  Steven Bosscher  <stevenb@suse.de>
1676
1677         * df.c (df_insn_refs_record): Use XEXP to get the operand of a USE,
1678         not SET_DEST.
1679
1680 2005-02-06  Marcin Dalecki  <martin@dalecki.de>
1681
1682         * diagnostic.c (default_diagnostic_finalizer): Fix use of attribute.
1683
1684 2005-02-06  Geoffrey Keating  <geoffk@apple.com>
1685
1686         * config.gcc (*-*-darwin*): Separate darwin7 and darwin8 configs.
1687         * config/darwin8.h: New.
1688         * config/darwin7.h: Update comment.
1689
1690 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
1691             Dorit Naishlos  <dorit@il.ibm.com>
1692
1693         * tree-vectorizer.h (LOC): New type.
1694         (UNKNOWN_LOC, EXPR_LOC, LOC_FILE, LOC_LINE): New macros.
1695         (loop_line_number): New field in struct _loop_vec_info.
1696         (LOOP_VINFO_LOC, LOOP_LOC): New macros.
1697
1698         * tree-vectorizer.c (input.h): Included.
1699         (find_loop_location): New function.
1700         (vect_debug_stats): Argument changed from loop to LOC. Computation of
1701         loop line number removed.
1702         (vect_debug_details): Likewise.
1703         (new_loop_vec_info): Initialize new field LOOP_VINFO_LOC.
1704
1705         (slpeel_make_loop_iterate_ntimes): Call find_loop_location. Argument in
1706         call to vect_debug_details/stats changed from loop to loop_loc.
1707         (slpeel_tree_duplicate_loop_to_edge_cfg): Likewise.
1708         (slpeel_tree_peel_loop_to_edge): Likewise.
1709
1710         (vect_analyze_offset_expr): Argument in call to vect_debug_details/stats
1711         changed from NULL to UNKNOWN_LOC.
1712         (vect_get_base_and_offset):
1713         (vect_create_addr_base_for_vector_ref):
1714         (get_vectype_for_scalar_type):
1715         (vect_create_data_ref_ptr):
1716         (vect_init_vector):
1717         (vect_get_vec_def_for_operand):
1718         (vect_finish_stmt_generation):
1719         (vectorizable_assignment):
1720         (vectorizable_operation):
1721         (vectorizable_store):
1722         (vectorizable_load):
1723         (vect_transform_stmt):
1724         (vect_update_ivs_after_vectorizer):
1725         (vect_do_peeling_for_loop_bound):
1726         (vect_do_peeling_for_alignment):
1727         (vect_transform_loop):
1728         (vect_is_simple_use):
1729         (vect_analyze_operations):
1730         (vect_is_simple_iv_evolution):
1731         (vect_analyze_scalar_cycles):
1732         (vect_analyze_data_ref_dependences):
1733         (vect_compute_data_ref_alignment):
1734         (vect_enhance_data_refs_alignment):
1735         (vect_analyze_data_ref_access):
1736         (vect_analyze_data_ref_accesses):
1737         (vect_analyze_pointer_ref_access):
1738         (vect_get_memtag_and_dr):
1739         (vect_analyze_data_refs):
1740         (vect_mark_relevant):
1741         (vect_stmt_relevant_p):
1742         (vect_mark_stmts_to_be_vectorized):
1743         (vect_can_advance_ivs_p):
1744         (vect_get_loop_niters):
1745         (vect_analyze_loop):
1746         (vectorize_loops): Likewise.
1747
1748         (vectorizable_load): Argument in call to vect_debug_details/stats
1749         changed from loop to LOOP_LOC (loop_vinfo).
1750         (vect_transform_loop):
1751         (vect_analyze_operations):
1752         (vect_analyze_scalar_cycles):
1753         (vect_analyze_data_ref_dependence):
1754         (vect_enhance_data_refs_alignment):
1755         (vect_analyze_data_ref_accesses):
1756         (vect_analyze_pointer_ref_access):
1757         (vect_analyze_data_refs):
1758         (vect_analyze_loop): Likewise.
1759
1760         (vect_analyze_loop_form): Argument in call to vect_debug_details/stats
1761         changed from loop to loop_loc.
1762
1763         (vect_enhance_data_refs_alignment): Removed unused variable loop.
1764
1765 2005-02-03  Leehod Baruch  <leehod@il.ibm.com>
1766             Dorit Naishlos  <dorit@il.ibm.com>
1767
1768         * tree-vectorizer.c (vect_analyze_data_ref_dependence): Function
1769         declaration added.
1770         (vect_analyze_data_ref_dependences): Likewise.
1771
1772         (vect_is_simple_use): Argument changed from loop structure to
1773         loop_vect_info structure.
1774         (vect_can_advance_ivs_p): Likewise.
1775         (vect_create_index_for_vector_ref): Likewise.
1776         (vect_update_ivs_after_vectorizer): Likewise.
1777         (new_stmt_vec_info): Likewise.
1778
1779         (new_loop_vec_info): Second argument in call to new_stmt_vec_info was
1780         changed from loop to loop_vinfo.
1781         (vect_create_data_ref_ptr): First argument in call to
1782         vect_create_index_for_vector_ref was changed from loop to loop_vinfo.
1783         (vectorizable_assignment): Second argument in call to vect_is_simple_use
1784         was changed from loop to loop_vinfo.
1785         (vectorizable_operation): Likewise.
1786         (vectorizable_store): Likewise.
1787         (vect_mark_stmts_to_be_vectorized): Likewise.
1788         (vect_do_peeling_for_loop_bound): First argument in call to
1789         vect_update_ivs_after_vectorizer was changed from loop to loop_vinfo.
1790         (vect_analyze_operations): Argument in call to vect_can_advance_ivs_p
1791         was changed from loop to loop_vinfo.
1792         (vect_analyze_data_ref_dependences): Third argument in call to
1793         vect_analyze_data_ref_dependence was changed from loop to loop_vinfo.
1794
1795         (vect_create_index_for_vector_ref): Get the loop from loop_vinfo.
1796         (vect_create_data_ref_ptr): Likewise.
1797         (vect_init_vector): Likewise.
1798         (vect_get_vec_def_for_operand): Likewise.
1799         (vectorizable_assignment): Likewise.
1800         (vectorizable_operation): Likewise.
1801         (vectorizable_store): Likewise.
1802         (vectorizable_load): Likewise.
1803         (vect_update_ivs_after_vectorizer): Likewise.
1804         (vect_is_simple_use): Likewise.
1805         (vect_analyze_data_ref_dependence): Likewise.
1806         (vect_analyze_pointer_ref_access): Likewise.
1807         (vect_can_advance_ivs_p): Likewise.
1808
1809         * tree-vectorizer.h: (_loop_vec_info): Definition and macros moved
1810         before _stmt_vec_info.
1811         (_stmt_vec_info): Loop field replaced by loop_vec_info.
1812         (STMT_VINFO_LOOP): Replaced with STMT_VINFO_LOOP_VINFO.
1813         (new_stmt_vec_info): Argument changed from loop structure to
1814         loop_vect_info structure
1815
1816         (vect_analyze_data_ref_dependences): Unnecessary line was removed.
1817         (vect_analyze_offset_expr): Avoid 80 columns overflow.
1818         (vect_create_addr_base_for_vector_ref): Likewise.
1819         (vect_analyze_pointer_ref_access): Likewise.
1820
1821 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
1822
1823         PR tree-opt/19768
1824         * tree-ssa-dse.c (fix_phi_uses): Update the occurs in abnormal
1825         phi flag if the phi is abnormal.
1826
1827 2005-02-03  Andrew Pinski  <pinskia@physics.uc.edu>
1828
1829         PR tree-opt/19736
1830         * tree-ssa.c (replace_immediate_uses): Update the immediate_uses
1831         information for the new statement.
1832
1833 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
1834
1835         PR driver/19117
1836         * gcc.c (main): Include the target in -v output.
1837
1838 2005-02-03  Alexandre Oliva  <aoliva@redhat.com>
1839
1840         * combine.c (simplify_comparison, case SIGN_EXTEND, ZERO_EXTEND):
1841         Do not drop the extend if we'd have to add a paradoxical subreg
1842         later.  Include optabs.h and insn-codes.h.
1843         * Makefile.in (combine.o): Depend on $(OPTABS_H).
1844
1845 2005-02-02  Roger Sayle  <roger@eyesopen.com>
1846
1847         PR middle-end/19405
1848         * real.h (REAL_MODE_FORMAT_COMPOSITE_P): New macro.
1849         * fold-const.c (const_binop): Avoid constant folding floating
1850         point operations in modes that use composite representations.
1851         * simplify-rtx.c (simplify_binary_operation): Likewise.
1852
1853 2005-02-02  Geoffrey Keating  <geoffk@apple.com>
1854
1855         * config/rs6000/altivec.md (altivec_dst): Make the first operand
1856         a REG, not a MEM.
1857         (altivec_dstt): Likewise.
1858         (altivec_dstst): Likewise.
1859         (altivec_dststt): Likewise.
1860         * config/rs6000/rs6000.c (altivec_expand_dst_builtin): Adjust creation
1861         of first operand.
1862
1863 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
1864
1865         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Copy
1866         EXPR_LOCUS from orig_cond to the new cond_stmt.
1867         (vect_finish_stmt_generation): Copy EXPR_LOCUS from stmt to
1868         the new vec_stmt.
1869
1870 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
1871
1872         * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes): Call
1873         standard_iv_increment_position. Remove call to bsi_next
1874         (no need to bump the iterator anymore).
1875         (vect_create_index_for_vector_ref): Call
1876         standard_iv_increment_position. Remove second function argument.
1877         (vect_finish_stmt_generation): Remove call to bsi_next
1878         (no need to bump the iterator anymore).
1879         (vect_create_data_ref_ptr): Remove second argument (bsi) in call
1880         to vect_create_index_for_vector_ref.
1881
1882 2005-02-03  Dorit Naishlos  <dorit@il.ibm.com>
1883
1884         * tree-vectorizer.c (vect_mark_stmts_to_be_vectorized): Check if
1885         phis are used out of the loop.
1886
1887 2005-02-03  Joseph S. Myers  <joseph@codesourcery.com>
1888
1889         PR c/17807
1890         * c-decl.c (undef_nested_function): New variable.
1891         (pop_scope): Diagnose undefined nested functions.
1892         (finish_function): Don't attempt cgraph processing or genericizing
1893         if current top-level function contained an undefined nested
1894         function.  Reset undef_nested_function at the end of a top-level
1895         function.
1896
1897 2005-02-02  Zdenek Dvorak  <dvorakz@suse.cz>
1898
1899         * tree.c (build_int_cst_type): Take sign of the value into account
1900         when deciding whether sign extend the value.
1901
1902 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
1903
1904         PR c/18502
1905         * gcc.c (cpp_unique_options): Remove %{trigraphs}.
1906         (cpp_options, cc1_options): Change %{std*&ansi} to
1907         %{std*&ansi&trigraphs}.
1908
1909 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1910
1911         * cse.c: Update comments.
1912
1913 2005-02-02  Aldy Hernandez  <aldyh@redhat.com>
1914
1915         * config/rs6000/rs6000.c (rs6000_spe_function_arg): Multi-reg
1916         arguments go on the stack.  Do not put complex doubles in odd/even
1917         pairs.
1918
1919 2005-02-02  Steven Bosscher  <stevenb@suse.de>
1920
1921         * doc/invoke.texi: Update the options enabled at -O1, -O2,
1922         and -O3.  Update the documentation for -fgcse-sm, -fgcse-las,
1923         -ftree-pre, and -fthread-jumps.
1924
1925 2005-02-02  Richard Sandiford  <rsandifo@redhat.com>
1926
1927         PR tree-optimization/19578
1928         * tree-flow.h (modified_noreturn_calls): Declare.
1929         (noreturn_call_p): Declare.
1930         * tree-flow-inline.h (noreturn_call_p): New function.
1931         (modify_stmt): Add modified noreturn calls to modified_noreturn_calls.
1932         * tree-cfg.c (modified_noreturn_calls): New variable.
1933         (cleanup_control_flow): Use noreturn_call_p.  Split basic blocks
1934         that contain a mid-block noreturn call.
1935         * tree-ssa.c (delete_tree_ssa): Clear modified_noreturn_calls.
1936
1937 2005-02-02  Kazu Hirata  <kazu@cs.umass.edu>
1938
1939         * df.c (df_def_record_1, df_uses_record): Don't use
1940         DF_FOR_REGALLOC.
1941         * df.h (DF_FOR_REGALLOC): Remove.
1942
1943 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
1944
1945         PR c/19435
1946         * c-typeck.c (really_start_incremental_init): Reset
1947         constructor_max_index for arrays of incomplete type.
1948
1949 2005-02-02  Jeff Law  <law@redhat.com>
1950
1951         * gcse.c (struct reg_set): Store the block index where the register
1952         was set rather than the setting insn.
1953         (record_one_set, compute_transp): Corresponding changes.
1954         (pre_insert_copy_insn): Do not call replace_one_set.
1955         (replace_one_set): Remove.
1956
1957 2005-02-02  Joseph S. Myers  <joseph@codesourcery.com>
1958
1959         PR other/15514
1960         * doc/gcov.texi: Fix typo.
1961
1962 2005-02-01  Richard Henderson  <rth@redhat.com
1963
1964         PR target/19680
1965         * config/i386/i386.h (MODES_TIEABLE_P): Use ix86_modes_tieable_p.
1966         * config/i386/i386.c (ix86_hard_regno_mode_ok): Change return
1967         type to bool.
1968         (ix86_tieable_integer_mode_p, ix86_modes_tieable_p): New.
1969         * config/i386/i386-protos.h: Update.
1970
1971 2005-02-01  Steven Bosscher  <stevenb@suse.de>
1972
1973         PR tree-optimization/19217
1974         * tree-cfg.c (verify_expr): Use the data field to see if TP was
1975         seen inside a PHI node.  Do not do the ADDR_EXPR check if it was.
1976         (verify_stmts): Pass (void*)1 as data to verify_expr to signal
1977         that it is walking a PHI node.
1978
1979 2005-02-01  Joseph S. Myers  <joseph@codesourcery.com>
1980
1981         * doc/extend.texi (Nested Functions): Update.
1982
1983 2005-02-01  Richard Henderson  <rth@redhat.com>
1984
1985         PR 19696
1986         * optabs.c (expand_copysign_absneg): Export.
1987         * optabs.h (expand_copysign_absneg): Declare.
1988         * config/rs6000/rs6000.md (copysigntf3): New.
1989
1990 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
1991
1992         PR tree-optimization/19633
1993         * tree-flow.h (struct ptr_info_def): Add field 'pt_null'.
1994         * tree-ssa-alias.c (init_alias_info): Initialize.
1995         (merge_pointed_to_info): Set.
1996         (add_pointed_to_expr): Set pt_null if EXPR is a NULL pointer.
1997         (dump_points_to_info_for): Show value of pt_null.
1998         (struct count_ptr_d): Declare.
1999         (find_ptr_dereference): Remove.
2000         (ptr_is_dereferenced_by): Remove.
2001         (count_ptr_derefs): New local function.
2002         (count_uses_and_derefs): New local function.
2003         (compute_points_to_and_addr_escape): Call it.  If the number
2004         of dereferences is greater than zero, mark the pointer as
2005         dereferenced.  If there are fewer dereferences than uses of
2006         the pointer, the pointer's value escapes.
2007
2008 2005-02-01  Diego Novillo  <dnovillo@redhat.com>
2009
2010         PR tree-optimization/19670
2011         * tree-ssa.c (verify_ssa_name): Don't set TREE_VISITED
2012         here...
2013         (verify_use): ... set it here, instead.
2014
2015 2005-02-01  Janis Johnson  <janis187@us.ibm.com>
2016
2017         * doc/sourcebuild.texi (Test directives): Fix formatting.
2018
2019         * doc/sourcebuild.texi (Test directives): Describe selector
2020         expressions.
2021
2022 2005-02-01  Segher Boessenkool  <segher@kernel.crashing.org>
2023
2024         * config.gcc (powerpc64-*-linux*): Default to -m64 also for
2025         specific 64-bit CPUs.
2026
2027 2005-02-01  Richard Earnshaw  <rearnsha@arm.com>
2028
2029         PR target/16201
2030         * arm.c (arm_eliminable_register): New function.
2031         (adjacent_mem_locations): Don't allow eliminable registers.  Use
2032         HOST_WIDE_INT for address offsets.
2033         * arm-protos.h (arm_eliminable_register): Add prototype.
2034
2035 2005-02-01  Steven Bosscher  <stevenb@suse.de>
2036
2037         PR optimization/15242
2038         * params.def (PARAM_MAX_GOTO_DUPLICATION_INSNS): New param.
2039         * basic-block.h (duplicate_computed_gotos): Add prototype.
2040         * bb-reorder.c (duplicate_computed_gotos): New function to
2041         duplicate sufficiently small blocks ending in a computed jump.
2042         * passes.c (rest_of_compilation): Call duplicate_computed_gotos
2043         if not optimizing for size.
2044         * cfgcleanup.c (try_crossjump_bb): If not optimizing for size,
2045         never do tail merging for blocks ending in a computed jump.
2046         * doc/invoke.texi: Document the max-goto-duplication-insns param.
2047
2048 2005-02-01  Eric Botcazou  <ebotcazou@libertysurf.fr>
2049
2050         Patch from Richard Sandiford <rsandifo@redhat.com>
2051         * reload1.c (choose_reload_regs): Prevent the find_equiv_reg() code
2052         from inheriting a subreg equivalence with a non-spill register.
2053
2054         * tree.h (DECL_FUNCTION_CODE): Document that it is overloaded.
2055
2056 2005-02-01  Alexandre Oliva  <aoliva@redhat.com>
2057
2058         * config/frv/frv.c (movcc_fp_destination_operand): New.
2059         (gpr_or_memory_operand): Fix typo in comment.
2060         (gpr_or_memory_operand_with_scratch): New.
2061         * config/frv/frv.h (PREDICATE_CODES): Add the two new predicates.
2062         * config/frv/frv.md (movcc_fp, movcc_fp_internal): Use
2063         movcc_fp_destination_operand.
2064         (reload_incc_fp): Use gpr_or_memory_operand_with_scratch.
2065         Legitimize memory addresses using a scratch register.
2066
2067 2005-01-31  Jeff Law  <law@redhat.com>
2068
2069         * tree-into-ssa.c (mark_def_sites_global_data): Make KILLS
2070         bitmap a sparse bitmap instead of a simple bitmap.
2071         (mark_def_sites_initialize_block):  Corresponding changes.
2072         (ssa_mark_def_sites_initialize_block): Likewise.
2073         (ssa_mark_phi_uses): Likewise.
2074         (mark_def_site, ssa_mark_def_sites): Likewise.
2075         (mark_def_site_blocks): Likewise.
2076         (rewrite_ssa_into_ssa): Likewise.
2077
2078         * tree-ssa-dom.c (record_cond): Pass correct variable type
2079         for last argument to htab_find_slot_with_hash.
2080
2081         * fold-const.c (fold, case CEIL_MOD_EXPR): Do not lose side
2082         effects when optimizing 0 % X.  Do not try to optimize X % 0.
2083
2084 2005-01-31  James E. Wilson  <wilson@specifixinc.com>
2085
2086         * config/ia64/itanium1.md (1_scall bypass): Change 2_mmalua to
2087         1_mmalua.
2088
2089 2005-02-01  Eric Christopher  <echristo@redhat.com>
2090
2091         * config/mips/mips.c (override_options): Warn if -mint64
2092         is used.
2093         * doc/invoke.texi (MIPS Options): Document that -mint64 is
2094         deprecated.
2095
2096 2005-02-01  Kazu Hirata  <kazu@cs.umass.edu>
2097
2098         * cse.c (cse_reg_info): Remove hash_next, next, regno.  Add
2099         timestamp.
2100         (cse_reg_info_list, cse_reg_info_list_free, REGHASH_SHIFT,
2101         REGHASH_SIZE, REGHASH_MASK, reg_hash, REGHASH_FN,
2102         cached_cse_reg_info, GET_CSE_REG_INFO): Remove.
2103         (cached_regno): Initialize to INVALID_REGNUM.
2104         (cse_reg_info_table_size,
2105         cse_reg_info_table_first_uninitialized,
2106         cse_reg_info_timestamp): New.
2107         (REG_TICK, REG_IN_TABLE, SUBREG_TICKED, REG_QTY): Use
2108         get_cse_reg_info.
2109         (init_cse_reg_info, get_cse_reg_info_1): New.
2110         (get_cse_reg_info): Cache the last look-up.
2111         (new_basic_block): Update the code to clear mappings from
2112         registers to cse_reg_info entries.
2113         (cse_main): Call init_cse_reg_info.
2114
2115         * cse.c (get_cse_reg_info): Update a comment.
2116
2117 2005-01-31  Steven Bosscher  <stevenb@suse.de>
2118
2119         PR c/19333
2120         * c-decl.c (start_decl): Do not warn about arrays of elements with
2121         an incomplete type here.
2122         (grokdeclarator): Do it here by making a pedwarn an error.
2123         * c-typeck.c (push_init_level): If there were previous errors with
2124         the constructor type, do not warn about braces for initializers.
2125         (process_init_element): Likewise for excess initializer elements.
2126
2127 2005-01-31  Kazu Hirata  <kazu@cs.umass.edu>
2128
2129         * cse.c (delete_trivially_dead_insn): Don't iterate.
2130
2131 2005-01-31  Andrew Pinski  <pinskia@physics.uc.edu>
2132
2133         * config/rs6000/rs6000.md (copysignsf3): New expand.
2134         (copysigndf3): Likewise.
2135
2136 2005-01-31  Steven Bosscher  <stevenb@suse.de>
2137
2138         * recog.c (constrain_operands): Only look for earlyclobber operand
2139         conflicts if an '&' constraint was seen.
2140
2141 2005-01-31  Marc Espie <espie@openbsd.org>
2142
2143         * config.gcc: Don't include embedded systems fragment, switches default
2144         debugging format to ELF.
2145         * config/i386/openbsdelf.h: Add DBX_REGISTER_NUMBER since we no
2146         longer pick it up there.
2147
2148 2005-01-31  Dale Johannesen  <dalej@apple.com>
2149
2150         * doc/extend.texi (nested functions): Fix linkage description.
2151         Clarify that static is not allowed.
2152
2153 2005-01-31  Dale Johannesen  <dalej@apple.com>
2154
2155         * config/rs6000/darwin.md (movsf_low_di):  Make work.
2156         (movdf_low_di):  Make work.
2157
2158 2005-01-31  Dale Johannesen  <dalej@apple.com>
2159
2160         * config/rs6000/darwin-tramp.asm (__trampoline_setup):
2161         Make work for 64 bit.
2162
2163 2005-01-31  Roger Sayle  <roger@eyesopen.com>
2164             Dale Johannesen  <dalej@apple.com>
2165
2166         PR middle-end/19650
2167         * fold-const.c (fold_binary_op_with_conditional_arg):
2168         Make types match original operands, before STRIP_NOPS.
2169
2170 2005-01-31  Alan Modra  <amodra@bigpond.net.au>
2171
2172         * config/rs6000/linux-unwind.h (struct gcc_vregs): New.
2173         (struct gcc_regs): Rename from gcc_pt_regs.  Add more regs.
2174         (struct gcc_sigcontext): Delete.  Merge contents to..
2175         (struct gcc_ucontext): ..here.
2176         (get_sigcontext): Delete.
2177         (get_regs): New function, like get_sigcontext but return regs ptr.
2178         64-bit version finds regs from r1 to support vdso.
2179         (ppc_linux_aux_vector): New function.
2180         (ppc_fallback_frame_state): Modify for get_regs.  Restore fprs
2181         and vector regs.
2182
2183 2005-01-31  Ira Rosen  <irar@il.ibm.com>
2184
2185         * tree-vectorizer.c (vect_analyze_offset_expr): Use ssizetype instead
2186         sizetype.
2187         (vect_get_base_and_offset): Use ssizetype instead sizetype. Remove
2188         redundant fold. Fix misalignment for MINUS_EXPR.
2189         (vect_compute_data_ref_alignment): Use ssizetype instead sizetype.
2190         (vect_analyze_pointer_ref_access): Likewise.
2191         (vect_get_memtag_and_dr): Likewise.
2192
2193 2005-01-31  Richard Henderson  <rth@redhat.com>
2194
2195         * config/i386/i386.c (absnegsf2_mixed): Remove all of the # hackery.
2196         (absnegsf2_sse, absnegsf2_i387, absnegdf2_mixed, absnegdf2_sse,
2197         absnegdf2_i387, absnegxf2_i387): Likewise.
2198
2199 2005-01-31  Richard Henderson  <rth@redhat.com>
2200
2201         PR 19696
2202         * optabs.c (expand_copysign_absneg): New.
2203         (expand_copysign_bit): Split out from ...
2204         (expand_copysign): ... here.  Use expand_copysign_absneg.
2205
2206 2005-01-30  Roger Sayle  <roger@eyesopen.com>
2207
2208         PR middle-end/19697
2209         * config/pa/pa.md (anddi3, iordi3): On HPPA64, disallow an integer
2210         constant as the second operand and a register as the third.
2211
2212 2005-01-31  Danny Smith  <dannysmith@users.sourceforge.net>
2213
2214         PR target/19704
2215         * config/i386/i386.c (ix86_function_ok_for_sibcall):  Also check
2216         that dllimport'd functions do not use all call-clobbered registers
2217         to pass parameters.
2218
2219 2005-01-30  Richard Henderson  <rth@redhat.com>
2220
2221         PR 19696
2222         * optabs.c (expand_absneg_bit): Split out from expand_unop and
2223         expand_abs_nojump and generalize.  Use operand_subword and
2224         emit_no_conflict_block.  Support large modes.
2225         (expand_abs_nojump): Use it.  Use HONOR_SIGNED_ZEROS to fall
2226         back to maximum.
2227         (expand_unop): Likewise.  Use HONOR_SIGNED_ZEROS to fall back
2228         negation to subtraction.
2229         (expand_copysign): Check that the format has signed zeros.
2230         Use operand_subword and emit_no_conflict_block.  Support large modes.
2231
2232 2005-01-30  Daniel Berlin  <dberlin@dberlin.org>
2233
2234         Fix PR tree-optimization/19624
2235
2236         * Makefile.in (tree-ssa-pre.o): Add CFGLOOP_H.
2237         * tree-ssa-pre.c: Add cfgloop.h.
2238         Update comment.
2239         (pre_stats): New member, constified.
2240         (inserted_exprs): New static variable.
2241         (NECESSARY): New macro.
2242         (create_expression_by_pieces): Fold the expression, and
2243         mark it as defaulting to not necessary. Also put in
2244         inserted_exprs.
2245         (fully_constant_expression): New function.
2246         (insert_into_preds_of_block): Modify to not insert phis when we
2247         are playing with induction variables.
2248         Push phis onto the inserted_exprs vector, and mark them as not
2249         necessary by default.
2250         (insert_aux): Call fully_constant_expression on eprime.
2251         If all edges produce the same value, mark it constant.
2252         (mark_operand_necessary): New function.
2253         (remove_dead_inserted_code): New function.
2254         (init_pre): Init loop optimizer to get loop info.
2255         (fini_pre): Free loop_optimizer, and inserted_exprs vec.
2256         (execute_pre): Commit edge inserts, then remove dead code.
2257
2258 2005-01-30  Richard Henderson  <rth@redhat.com>
2259
2260         * rtl.c (rtx_equal_p): No early exit for CONST_VECTOR.
2261         * varasm.c (const_rtx_hash_1): Handle CONST_VECTOR.
2262
2263 2005-01-30  Richard Henderson  <rth@redhat.com>
2264
2265         PR target/19700
2266         * config/i386/i386.c (ix86_expand_copysign): New.
2267         (ix86_split_copysign_const): New.
2268         (ix86_split_copysign_var): Rename from ix86_split_copysign,
2269         rearrange op1/nmask operands.
2270         * config/i386/i386-protos.h: Update.
2271         * config/i386/i386.md (copysignsf3): Use ix86_expand_copysign.
2272         (copysigndf3): Likewise.
2273         (copysignsf3_const, copysigndf3_const): New.
2274         (copysignsf3_var): Rename from copysignsf3, split out splitter
2275         and fix split predicate for X constraint.
2276         (copysigndf3_var): Similarly.
2277
2278 2005-01-30  Kazu Hirata  <kazu@cs.umass.edu>
2279
2280         * optabs.c, doc/c-tree.texi, doc/install.texi, doc/md.texi,
2281         doc/passes.texi, doc/rtl.texi, doc/sourcebuild.texi,
2282         doc/tm.texi, doc/tree-ssa.texi: Update copyright.
2283
2284 2005-01-29  Richard Henderson  <rth@redhat.com>
2285
2286         PR target/19690
2287         * config/i386/i386.md (movdf_nointeger, movdf_integer): Fix ordering
2288         of # and * in constraints.
2289
2290 2005-01-29  Richard Henderson  <rth@redhat.com>
2291
2292         PR middle-end/19689
2293         * expr.c (store_field): Don't strip sub-mode cast when the input
2294         data is even smaller.
2295
2296 2005-01-29  Richard Henderson  <rth@redhat.com>
2297
2298         PR middle-end/19687
2299         * expr.c (categorize_ctor_elements_1): Check for CONSTRUCTOR of a
2300         union being empty.
2301
2302 2005-01-29  Richard Henderson  <rth@redhat.com>
2303
2304         * combine.c (make_field_assignment): Fix argument order
2305         to gen_int_mode.
2306
2307 2005-01-29  Richard Guenther <richard.guenther@uni-tuebingen.de>
2308
2309         PR tree-optimization/15791
2310         * fold-const.c (extract_array_ref): New function.
2311         (fold): Fold comparisons between &a[i] and &a[j] or
2312         semantically equivalent trees.
2313
2314 2005-01-29  Jeff Law  <law@redhat.com>
2315
2316         * gcse.c (insert_expr_in_table): Revamp handling of available
2317         and anticipatable occurrence lists to avoid unnecessary list
2318         walking.
2319         (insert_set_in_table): Similarly.
2320
2321 2005-01-29  Joseph S. Myers  <joseph@codesourcery.com>
2322
2323         * c-common.c (fix_string_type): Just use c_build_qualified_type to
2324         build string type.
2325         (c_build_qualified_type): Build qualified array types with
2326         TYPE_MAIN_VARIANT pointing to corresponding unqualified type.
2327         * c-decl.c (c_make_fname_decl): Build unqualified array type
2328         before qualified type.
2329         (grokdeclarator): Use TYPE_MAIN_VARIANT of typedef type if element
2330         type is qualified, not just if type itself is.  Don't apply
2331         qualifiers to array type when declarator is processed.  Apply
2332         qualifiers to field type whether or not it is an array type.
2333         Don't handle array types specially for applying qualifiers to
2334         variables.
2335         * c-typeck.c (composite_type): Build unqualified element type and
2336         array type when forming composite of array types.
2337         (common_pointer_type, comptypes, comp_target_types,
2338         type_lists_compatible_p, build_indirect_ref, build_array_ref,
2339         convert_for_assignment): Don't apply TYPE_MAIN_VARIANT to array
2340         types.
2341         (type_lists_compatible_p): Cache TREE_VALUE (args1) and TREE_VALUE
2342         (args2) in variables a1 and a2.
2343
2344 2005-01-29  Kazu Hirata  <kazu@cs.umass.edu>
2345
2346         * cse.c (n_elements_made, max_elements_made): Remove.
2347         (insert): Don't touch n_elements_made.
2348         (cse_main): Don't touch n_elements_made or max_elements_made.
2349
2350 2005-01-28  Stephane Carrez  <stcarrez@nerim.fr>
2351
2352         PR target/15384
2353         * config/m68hc11/t-m68hc11-gas (dp-bit.c): Fix typo causing a
2354         configuration part of dp-bit.c to be lost.
2355
2356 2005-01-28  Roger Sayle  <roger@eyesopen.com>
2357
2358         * expmed.c (expand_mult_highpart_optab): When attempting to use
2359         a non-widening multiplication in a wider mode, the operands need
2360         to be converted (zero or sign extended) to that mode.
2361
2362 2005-01-28  Ian Lance Taylor  <ian@airs.com>
2363
2364         PR middle-end/16558
2365         PR middle-end/19583
2366         * gimple-low.c (block_may_fallthru): TRY_FINALLY_EXPR only falls
2367         through if both operands fall through.
2368
2369 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2370
2371         * cse.c (fold_rtx) <PC>: Don't optimize.
2372
2373 2005-01-28  Jeff Law  <law@redhat.com>
2374
2375         * fold-const.c (fold, case CEIL_MOD_EXPR): Optimize 0 % X.
2376         (case FLOOR_MOD_EXPR, ROUND_MOD_EXPR, TRUNC_MOD_EXPR): Similarly.
2377
2378 2005-01-28  Kazu Hirata  <kazu@cs.umass.edu>
2379
2380         * cse.c (cse_reg_info_free_list, cse_reg_info_used_list,
2381         cse_reg_info_used_list_end): Remove.
2382         (cse_reg_info_list, cse_reg_info_list_free): New.
2383         (get_cse_reg_info): When allocating an instance of
2384         cse_reg_info, add it to the beginning of the cse_reg_info_list
2385         list.  Remove code to maintain cse_reg_info_used_list.
2386         (new_basic_block): Reset the free list to the beginning of
2387         cse_reg_info_list.
2388
2389 2005-01-28  Richard Sandiford  <rsandifo@redhat.com>
2390
2391         * config/frv/frv.c (bdesc_2arg): Remove __MDPACKH.
2392         (frv_init_builtins): Change its prototype to take 4 uhalf arguments.
2393         (frv_expand_mdpackh_builtin): New function.
2394         (frv_expand_builtin): Use it to expand __MDPACKH.
2395         * doc/extend.texi (__MDPACKH): Update documentation.
2396
2397 2005-01-28  Uros Bizjak  <uros@kss-loka.si>
2398
2399         * config/i386/i386.c (ix86_expand_fp_absneg_operator): Use
2400         SSE_FLOAT_MODE_P for use_sse computation.
2401
2402 2005-01-28  Ralf Corsepius  <ralf.corsepius@rtems.org>
2403
2404         PR target/19663
2405         * config/sparc/rtemself.h (LINK_GCC_C_SEQUENCE_SPEC): undefine.
2406
2407 2005-01-27  Richard Henderson  <rth@redhat.com>
2408
2409         * builtins.c (expand_builtin_copysign): New.
2410         (expand_builtin): Call it.
2411         * genopinit.c (optabs): Add copysign_optab.
2412         * optabs.c (init_optabs): Initialize it.
2413         (expand_copysign): New.
2414         * optabs.h (OTI_copysign, copysign_optab): New.
2415         (expand_copysign): Declare.
2416
2417         * config/alpha/alpha.md (UNSPEC_COPYSIGN): New.
2418         (copysignsf3, ncopysignsf3, copysigndf3, ncopysigndf3): New.
2419
2420         * config/i386/i386.c (ix86_build_signbit_mask): Split from ...
2421         (ix86_expand_fp_absneg_operator): ... here.
2422         (ix86_split_copysign): New.
2423         * config/i386/i386-protos.h: Update.
2424         * config/i386/i386.md (UNSPEC_COPYSIGN): New.
2425         (copysignsf3, copysigndf3): New.
2426
2427         * config/ia64/ia64.md (UNSPEC_COPYSIGN): New.
2428         (copysignsf3, ncopysignsf3): New.
2429         (copysigndf3, ncopysigndf3): New.
2430         (copysignxf3, ncopysignxf3): New.
2431         * config/ia64/ia64.c (rtx_needs_barrier): Handle UNSPEC_COPYSIGN.
2432
2433 2005-01-27  Arend Bayer  <arend.bayer@web.de>
2434             Kazu Hirata  <kazu@cs.umass.edu>
2435
2436         * cse.c: (find_best_addr): Don't call copy_rtx before calling
2437         fold_rtx.  Save cost recomputation if fold_rtx did nothing.
2438         (fold_rtx) <ASM_OPERANDS>: Don't do anything if INSN is
2439         NULL_RTX.
2440
2441 2005-01-27  Jeff Law  <law@redhat.com>
2442
2443         * tree-into-ssa.c (ssa_rewrite_initialize_block): Do not register
2444         definitions of SSA_NAMEs which are not being rewritten.
2445         (rewrite_ssa_into_ssa): Only initialize the current definition
2446         of an SSA_NAME if that SSA_NAME has been marked for rewriting.
2447         If checking is enabled, assert that SSA_NAME_AUX is clear for all
2448         SSA_NAMEs before returning.
2449
2450 2005-01-27  Kazu Hirata  <kazu@cs.umass.edu>
2451
2452         * c-common.def, c-dump.c, c-gimplify.c, c-objc-common.c,
2453         cfgexpand.c, dbxout.c, function.h, opts.c, tree-flow-inline.h,
2454         tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-tailcall.c,
2455         config/avr/avr.md, config/cris/aout.h, config/cris/cris.h,
2456         config/mips/iris6.h, config/sh/sh.c: Update copyright.
2457
2458 2005-01-27  Steven Bosscher  <stevenb@suse.de>
2459
2460         PR middle-end/17278
2461         * opts.c (decode_options): Move flag_thread_jumps from -O1 and
2462         higher to -O2 and higher.  Likewise for tree PRE.
2463         * tree-ssa-dom.c (tree_ssa_dominator_optimize): Only iterate at -O2
2464         and better.
2465
2466 2005-01-27  Ian Lance Taylor  <ian@airs.com>
2467
2468         PR middle-end/19583
2469         * gimple-low.c (try_catch_may_fallthru): New static function.
2470         (block_may_fallthru): Handle TRY_CATCH_EXPR.
2471         * tree-inline.c (expand_call_inline): Don't warn about reaching
2472         the end of a non-void function being inlined if the function uses
2473         a return slot.
2474
2475 2005-01-27  Jakub Jelinek  <jakub@redhat.com>
2476
2477         * config/i386/i386.h (CALL_USED_REGISTERS): Fix comment pastos.
2478
2479         PR c/18946
2480         * c-decl.c (warn_if_shadowing): Handle old_decl error_mark_node.
2481         (pushdecl): Only use DECL_FILE_SCOPE_P if DECL_P.
2482         (implicitly_declare): Handle error_mark_node.
2483
2484 2005-01-27  Richard Henderson  <rth@redhat.com>
2485
2486         PR tree-opt/14329
2487         * tree.h (struct tree_decl): Add debug_expr_is_from.
2488         (DECL_DEBUG_EXPR_IS_FROM): New.
2489         (DECL_DEBUG_EXPR): Rename from DECL_DEBUG_ALIAS_OF.
2490         * dwarf2out.c (dwarf2out_var_location): Update to match.
2491         * tree-outof-ssa.c (create_temp): Likewise.
2492         * var-tracking.c (track_expr_p): Likewise.
2493         * tree-sra.c (instantiate_element): Set DECL_DEBUG_EXPR.
2494         * c-objc-common.c (c_tree_printer) <'D'>: Handle DECL_DEBUG_EXPR.
2495         * toplev.c (default_tree_printer): Likewise.
2496
2497 2005-01-27  Alexandre Oliva  <aoliva@redhat.com>
2498
2499         * config/frv/frv.c (frv_class_likely_spilled_p): Add GR8_REGS,
2500         GR9_REGS, GR89_REGS, FDPIC_FPTR_REGS, FDPIC_REGS.
2501
2502 2005-01-27  Steven Bosscher  <stevenb@suse.de>
2503
2504         * tree.h (SWITCH_COND, SWITCH_BODY, SWITCH_LABELS, CASE_LOW,
2505         CASE_HIGH, CASE_LABEL, ASM_STRING, ASM_OUTPUTS, ASM_INPUTS,
2506         ASM_CLOBBERS): Add tree checks.
2507
2508         * c-common.h (SWITCH_TYPE): Rename to SWITCH_STMT_TYPE.
2509         (SWITCH_STMT_COND, SWITCH_STMT_BODY): New.
2510         * c-common.def (SWITCH_STMT): Update to match.
2511         * c-common.c (c_do_switch_warnings): Use SWITCH_STMT accessor
2512         macros instead of SWITCH_EXPR ones.
2513         * c-dump.c (c_dump_tree): Likewise.
2514         * c-gimplify.c (gimplify_switch_stmt): Likewise.
2515         * c-typeck.c (c_start_case, do_case, c_finish_case): Likewise.
2516
2517         * doc/c-tree.texi (SWITCH_STMT): Update accessor macro names.
2518
2519 2005-01-27  Alan Modra  <amodra@bigpond.net.au>
2520
2521         * unwind-dw2.c (execute_stack_op): Add missing cases for
2522         DW_OP_shl, DW_OP_shr, DW_OP_shra, DW_OP_xor.
2523
2524 2005-01-27  Eric Botcazou  <ebotcazou@libertysurf.fr>
2525
2526         * config.gcc (Obsolete configurations): Remove 'dummy', add
2527         sparclite-*-coff*, sparclite-*-elf*, sparc86x-*-elf* and
2528         sparc-*-openbsd*.
2529
2530 2005-01-26  Diego Novillo  <dnovillo@redhat.com>
2531
2532         PR tree-optimization/19633
2533         * tree-ssa-alias.c (ptr_is_dereferenced_by): Also handle
2534         CALL_EXPRs.
2535         (maybe_create_global_var): Do not create .GLOBAL_VAR if there
2536         are no call-clobbered variables.
2537         * tree-outof-ssa.c (check_replaceable): Return false for calls
2538         with side-effects.
2539
2540 2005-01-26  Ulrich Weigand  <uweigand@de.ibm.com>
2541
2542         * dbxout.c (dbxout_symbol_location): Resolve constant pool references
2543         even for variables with NULL DECL_INITIAL.
2544
2545 2005-01-26  Stuart Hastings  <stuart@apple.com>
2546
2547         * gimplify.c (shortcut_cond_expr): Re-compute side-effects.
2548
2549 2005-01-26  Richard Henderson  <rth@redhat.com>
2550
2551         PR middle-end/18008
2552         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2553         field's type.
2554         * expr.c (store_field): Strip conversions to odd-bit-sized types
2555         if the destination field width matches.
2556
2557 2005-01-26  Richard Henderson  <rth@redhat.com>
2558
2559         * c-decl.c, expmed.c, expr.c: Revert last change.
2560
2561 2005-01-26  Richard Henderson  <rth@redhat.com>
2562
2563         PR middle-end/18008
2564         * c-decl.c (finish_struct): Set DECL_MODE after resetting a
2565         field's type.
2566         * expmed.c (store_fixed_bit_field): Create a paradoxical subreg
2567         if we don't need the bits above those present in the current mode.
2568         * expr.c (store_field): Strip conversions to odd-bit-sized types
2569         if the destination field width matches.
2570
2571 2005-01-26  Richard Sandiford  <rsandifo@redhat.com>
2572
2573         * config/mips/iris6.h (ENDFILE_SPEC): Don't link in irix-csr.o if
2574         either -ffast-math or -funsafe-math-optimizations is in use.
2575
2576 2005-01-26  Marek Michalkiewicz  <marekm@amelek.gda.pl>
2577
2578         PR target/19293
2579         PR target/19329
2580         * config/avr/avr.c (notice_update_cc): Only set condition code for
2581         ashrqi3 if shift count > 0.
2582         (out_shift_with_cnt): Handle shift count <= 0 as a no-op.
2583         (ashlqi3_out, ashlhi3_out, ashlsi3_out, ashrqi3_out, ashrhi3_out,
2584         ashrsi3_out, lshrqi3_out, lshrhi3_out, lshrsi3_out): Handle shift
2585         count <= 0 as a no-op, and shift count >= width by copying zero
2586         or sign bit to all bits of the result.
2587         * config/avr/avr.md (all shifts): Add alternatives for zero shift
2588         count, with attribute "length" set to 0 and "cc" set to "none".
2589
2590 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
2591
2592         * doc/invoke.texi: Document -mTLS.
2593
2594         * testsuite/gcc.target/frv/all-tls-global-dynamic.c: New.
2595         * testsuite/gcc.target/frv/all-tls-initial-exec.c: New.
2596         * testsuite/gcc.target/frv/all-tls-initial-exec-pic.c: New.
2597         * testsuite/gcc.target/frv/all-tls-local-dynamic.c: New.
2598         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt.c: New.
2599         * testsuite/gcc.target/frv/all-tls-local-dynamic-plt-pic.c: New.
2600         * testsuite/gcc.target/frv/all-tls-local-exec.c: New.
2601         * testsuite/gcc.target/frv/all-tls-local-exec-TLS.c: New.
2602
2603         * configure.ac: Check for a TLS capable gas.
2604
2605         * configure: Regenerate.
2606
2607 2005-01-26  Richard Henderson  <rth@redhat.com>
2608
2609         PR middle-end/18008
2610         * combine.c (make_field_assignment): Simplify store to zero_extract
2611         from a source with an overlapping mask.
2612
2613 2005-01-26  Aldy Hernandez  <aldyh@redhat.com>
2614
2615         2004-11-11  Eric Christopher  <echristo@redhat.com>
2616
2617         * config/frv/frv.md: Add fr400_integer automaton. Don't
2618         allow TYPE_MUL, TYPE_MACC, or TYPE_CUT to issue in parallel
2619         to TYPE_MACC.
2620
2621 2005-01-26  Steven Bosscher  <stevenb@suse.de>
2622
2623         PR middle-end/16585
2624         * cfgbuild.c (make_edges): Do not clear or set
2625         current_function_has_computed_jump.
2626         * function.h (struct function): Remove the has_computed_jump field.
2627         (current_function_has_computed_jump): Do not define.
2628         * sched-rgn.c (is_cfg_nonregular): Return true if a basic block ends
2629         in a computed jump.  Ignore current_function_has_computed_jump.
2630
2631 2005-01-26  Richard Henderson  <rth@redhat.com>
2632
2633         PR middle-end/19515
2634         * expr.c (categorize_ctor_elements): New argument p_must_clear.
2635         (categorize_ctor_elements_1): Likewise.  Detect a union that isn't
2636         fully initialized.
2637         (mostly_zeros_p): Update for new categorize_ctor_elements argument.
2638         * gimplify.c (gimplify_init_constructor): Likewise.  Only shove
2639         objects into static storage if they have more than one non-zero value.
2640         * tree.h (categorize_ctor_elements): Update decl.
2641
2642 2005-01-26  Steven Bosscher  <stevenb@suse.de>
2643
2644         PR middle-end/19616
2645         * tree.h (CALL_EXPR_TAILCALL): Add comment.
2646         * calls.c (check_sibcall_argument_overlap_1): Revert the change
2647         to this function from 2004-07-10.
2648         * tree-tailcall.c (suitable_for_tail_opt_p): Do not consider the
2649         the current function for tail call optimizations if the address
2650         of one of it its arguments is taken.
2651
2652 2005-01-26  Kazu Hirata  <kazu@cs.umass.edu>
2653
2654         * cse.c (fold_rtx): Call equiv_constant only when necessary.
2655
2656 2005-01-26  Bernd Schmidt  <bernd.schmidt@analog.com>
2657
2658         * function.c (expand_function_end): If current_function_calls_alloca,
2659         emit stack restore in a place that is reached when the function falls
2660         through at the end.
2661
2662 2005-01-26  Alexandre Oliva  <aoliva@redhat.com>
2663
2664         * Makefile.in (../$(build_subdir)/fixincludes/fixincl): Add dummy
2665         rule to avoid matching inappropriate suffix rule.
2666
2667 2005-01-26  Jan Hubicka  <jh@suse.cz>
2668
2669         PR tree-optimization/19241
2670         * tree-inline.c (copy_body_r): Do not walk subtrees after substituting.
2671
2672 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
2673
2674         * config/cris/cris.h (LIB_SPEC) <sim*>: Use -lsyslinux, not
2675         -lsyssim.  Wrap -lc -lsyssim in --start-group --end-group instead
2676         of doubling.
2677         (STARTFILE_SPEC): Add crti.o, before crtbegin.o.
2678         <sim*>: Always use crt1.o, regardless of N in simN.
2679         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2680         (ENDFILE_SPEC): Add crtn.o, after crtend.o.
2681         (CRT_CALL_STATIC_FUNCTION): Remove.
2682         * config/cris/aout.h (STARTFILE_SPEC): <!melinux && sim*>: Always
2683         use crt1.o, regardless of N in simN.
2684         <!sim>: Drop support for -pg and -p variants; always use crt0.o.
2685         (LIB_SPEC): Do not define; default to the one in config/cris/cris.h.
2686         (CRIS_CPP_SUBTARGET_SPEC) <melinux && !nostdinc>: Remove special
2687         case isystem setting.
2688         (MAX_OFILE_ALIGNMENT): Correct to 32, not 16.
2689
2690 2005-01-25  Ian Lance Taylor  <ian@airs.com>
2691
2692         * gimple-low.c (block_may_fallthru): Correct handling of
2693         SWITCH_EXPR--may fall through if SWITCH_LABELS is NULL.
2694
2695 2005-01-26  Hans-Peter Nilsson  <hp@axis.com>
2696
2697         * config/cris/cris.h (CPP_SPEC): Adjust the various mtune=
2698         handlers to match indentation; nested under the mtune=* handler.
2699         Similar for mcpu= and march=.
2700
2701 2005-01-25  Daniel Jacobowitz  <dan@codesourcery.com>
2702
2703         * config/mips/linux.h (LIB_SPEC): Remove -rpath-link.
2704         * config/mips/linux64.h (LIB_SPEC): Likewise.
2705         * config/mn10300/linux.h (LIB_SPEC): Likewise.
2706         * config/sh/linux.h (LIB_SPEC): Likewise.
2707
2708 2005-01-25  Aldy Hernandez  <aldyh@redhat.com>
2709
2710         * config/frv/frv.c (frv_legitimize_tls_address): New.
2711         (TARGET_HAVE_TLS): Define.
2712         (FRV_SYMBOL_REF_TLS_P): Define.
2713         (frv_override_options): Handle new register classes.
2714         (frv_legitimate_address_p): Reject tls addresses.
2715         (frv_legitimize_address): Handle TLS addresses.
2716         (gen_inlined_tls_plt): New.
2717         (gen_tlsmoff): New.
2718         (frv_legitimize_tls_address): New.
2719         (unspec_got_name): Add TLS entries.
2720         (got12_operand): Add R_FRV_TLSMOFF12 case.
2721         (frv_emit_move): Fixup TLS addresses.
2722         (frv_emit_movsi): Legitimize TLS addresses.
2723
2724         * config/frv/frv.h (MASK_BIG_TLS): New.
2725         (TARGET_BIG_TLS): New.
2726         (HAVE_AS_TLS): Define.
2727         (TARGET_SWITCHES): Add -mTLS and -mtls options.
2728         (enum reg_class): Add GR8_REGS, GR9_REGS, GR89_REGS.
2729         (REG_CLASS_NAMES): Same.
2730         (REG_CLASS_CONTENTS): Same.
2731         (CONSTRAINT_LEN): New.
2732         (REG_CLASS_FROM_CONSTRAINT): New.
2733         (PREDICATE_CODES): Add symbolic_operand.
2734
2735         * config/frv/frv.md (define_constants): Add UNSPEC_GETTLSOFF,
2736         UNSPEC_TLS_LOAD_GOTTLSOFF12, UNSPEC_TLS_INDIRECT_CALL,
2737         UNSPEC_TLS_TLSDESC_LDD, UNSPEC_TLS_TLSDESC_LDD_AUX,
2738         UNSPEC_TLS_TLSOFF_LD, UNSPEC_TLS_LDDI, UNSPEC_TLSOFF_HILO,
2739         R_FRV_GOTTLSOFF_HI, R_FRV_GOTTLSOFF_LO, R_FRV_TLSMOFFHI,
2740         R_FRV_TLSMOFFLO, R_FRV_TLSMOFF12, R_FRV_TLSDESCHI,
2741         R_FRV_TLSDESCLO, R_FRV_GOTTLSDESCHI, R_FRV_GOTTLSDESCLO, GR8_REG,
2742         GR9_REG, GR14_REG, LRREG.
2743         (type): Add load_or_call attribute.
2744         ("load_or_call"): New reservation.
2745         ("call_gettlsoff"): New.
2746         ("tls_indirect_call"): New.
2747         ("tls_load_gottlsoff12"): New.
2748         ("tlsoff_hilo"): New.
2749         ("tls_tlsdesc_ldd"): New.
2750         ("tls_tlsoff_ld"): New.
2751         ("tls_lddi"): New.
2752
2753         * config/frv/frv-protos.h (symbolic_operand): Protoize.
2754
2755         2005-01-25  Alexandre Oliva  <aoliva@redhat.com>
2756
2757         * config/frv/frv.h (ASM_OUTPUT_DWARF_DTPREL): Define.
2758         * config/frv/frv-protos.h (frv_output_dwarf_dtprel): Declare.
2759         * config/frv/frv.c (TLS_BIAS): Define.
2760         (frv_output_dwarf_dtprel): New.
2761
2762 2005-01-26  Jakub Jelinek  <jakub@redhat.com>
2763
2764         PR rtl-optimization/19579
2765         * ifcvt.c (noce_try_cmove_arith): If emitting instructions to set up
2766         both A and B, see if they don't clobber registers the other expr uses.
2767
2768 2005-01-25  J"orn Rennecke <joern.rennecke@st.com>
2769
2770         * real.c (do_add): Initialize signalling and canonical members.
2771
2772         * real.c (real_from_integer): Zero out destination.
2773
2774 2005-01-18  Jan Hubicka  <jh@suse.cz>
2775
2776         PR tree-optimize/19337
2777         * tree-inline.c (initialize_inlined_parameters): Copy
2778         saved_static_chain_decl only.
2779
2780 2005-01-25  Richard Henderson  <rth@redhat.com>
2781
2782         PR target/19556
2783         PR target/19584
2784         * config/i386/i386.c (x86_inter_unit_moves): Zero.
2785         (ix86_preferred_reload_class): Rewrite fp-constant section, with
2786         80387 enabled, to return a proper subclass.  Return the subset that
2787         overlaps with GENERAL_REGS for PLUS.
2788         * config/i386/i386.md (movsi_1, movdi_2): Set type to "mmx" for pxor.
2789
2790 2005-01-25  Richard Henderson  <rth@redhat.com>
2791
2792         PR middle-end/19609
2793         * tree-complex.c (expand_complex_div_wide): Use the correct formulae.
2794
2795 2005-01-25  Roger Sayle  <roger@eyesopen.com>
2796
2797         * expmed.c (choose_multiplier): Change interface to return the
2798         multiplier lowpart as an rtx instead of an unsigned HOST_WIDE_INT.
2799         (expand_divmod): Update calls to choose_multiplier.
2800
2801 2005-01-24  John David Anglin  <dave.anglin@nrc-cnrc.gc.ca>
2802
2803         PR middle-end/19330
2804         * expmed.c (extract_bit_field): Use adjust_address instead of
2805         gen_lowpart when op0 is a MEM.
2806
2807 2005-01-24  Steven Bosscher  <stevenb@suse.de>
2808
2809         * cfgexpand.c (expand_gimple_tailcall): Fix typo.
2810
2811 2005-01-24  Richard Sandiford  <rsandifo@redhat.com>
2812
2813         * config/mips/irix-csr.c: New file.
2814         * config/mips/t-iris6 (irix-csr.o): New rule to build it.
2815         (EXTRA_MULTILIB_PARTS): Add irix-csr.o.
2816         * config/mips/iris6.h (ENDFILE_SPEC): Include it in n32 and n64
2817         executables.
2818
2819 2005-01-24  Eric Botcazou  <ebotcazou@libertysurf.fr>
2820
2821         PR bootstrap/19364
2822         * config.gcc (sparc-*-elf*): Remove sol2.h, sparc/sol2.h and
2823         sparc/elf.h, add sparc/sp-elf.h.
2824         (sparc-*-rtems*): Likewise.
2825         (sparclite-*-elf*): Remove sol2.h, sparc/sol2.h, sparc/elf.h and
2826         tm-dwarf2.h, add sparc/sp-elf.h.
2827         (sparc86x-*-elf): Likewise.
2828         (sparc64-*-elf*): Remove sol2.h, sparc/sol2.h and tm-dwarf2.h.
2829         * config/sparc/liteelf.h (TARGET_SUB_OS_CPP_BUILTINS): Rename into
2830         TARGET_OS_CPP_BUILTINS.
2831         * config/sparc/sp86x-elf (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2832         * config/sparc/rtemself.h (TARGET_SUB_OS_CPP_BUILTINS): Likewise.
2833         Undefine it.
2834         * config/sparc/openbsd64.h (NO_IMPLICIT_EXTERN_C): Undefine.
2835         * config/sparc/sp64-elf.h (NO_IMPLICIT_EXTERN_C): New macro.
2836         (SWITCH_TAKES_ARG): Likewise.
2837         (LOCAL_LABEL_PREFIX): Likewise.
2838         (ASM_GENERATE_INTERNAL_LABEL): Likewise.
2839         (TARGET_N_FORMAT_TYPES): Delete.
2840         (TARGET_FORMAT_TYPES): Likewise.
2841         (ASM_DECLARE_FUNCTION_SIZE): Likewise.
2842         * config/sparc/elf.h: Delete.
2843         * config/sparc/sp-elf.h: New file.
2844
2845 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2846
2847         * tree-flow-inline.h (phi_arg_from_edge): Remove.
2848         * tree-flow.h: Remove the corresponding prototype.
2849         * tree-ssa-operands.h, tree-ssa-threadupdate.c, tree-ssa.c,
2850         tree-vectorizer.c: Use dest_idx instead of phi_arg_from_edge.
2851
2852 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
2853
2854         PR target/17751
2855         * config/rs6000/rs6000.c (rs6000_file_start): Create toc section
2856         for AIX ABI or ELF -fPIC.
2857         (rs6000_emit_load_toc_table): Don't create toc_section here.
2858         (rs6000_xcoff_file_start): Nor here.
2859
2860 2005-01-24  J"orn Rennecke <joern.rennecke@st.com>
2861
2862         * sh.c (ra.h): Don't #include.
2863         (hard_regs_intersect_p): New function, resurrected from ra.c.
2864
2865         * sh.c: Fix 1996 Copyright.
2866
2867 2005-01-24  Richard Henderson  <rth@redhat.com>
2868             Aldy Hernandez  <aldyh@redhat.com>
2869
2870         * regrename.c (note_sets): Handle subregs.
2871
2872 2005-01-24  Joseph S. Myers  <joseph@codesourcery.com>
2873
2874         PR bootstrap/18058
2875         * genconditions.c (write_header, write_conditions): Elide file if
2876         not GCC >= 3.0.1.
2877
2878 2005-01-24  Kazu Hirata  <kazu@cs.umass.edu>
2879
2880         * c-opts.c, expmed.c, gengtype.c, tree-complex.c,
2881         config/arm/iwmmxt.md, config/avr/avr.c, config/s390/s390.h:
2882         Update copyright.
2883
2884 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
2885
2886         * builtins.c (get_pointer_alignment, gimplify_va_arg_expr,
2887         expand_builtin_printf, expand_builtin_fprintf,
2888         expand_builtin_sprintf): Use POINTER_TYPE_P instead TREE_CODE
2889         checking against POINTER_TYPE.
2890         (validate_arglist): Handle POINTER_TYPE code by checking
2891         POINTER_TYPE_P.
2892
2893 2005-01-24  Paolo Bonzini  <bonzini@gnu.org>
2894
2895         * rtlanal.c (non_rtx_starting_operands, for_each_rtx_1,
2896         init_rtlanal): New.
2897         (for_each_rtx): Call for_each_rtx_1.
2898         * rtl.h (init_rtlanal): Declare.
2899         * toplev.c (backend_init): Call init_rtlanal.
2900
2901 2005-01-24  Jakub Jelinek  <jakub@redhat.com>
2902
2903         * flow.c (propagate_one_insn): Formatting.
2904
2905         PR middle-end/19551
2906         * flow.c (libcall_dead_p): Be more conservative if unsure.
2907         If there are any instructions between insn and call, see if they are
2908         all dead before saying the libcall is dead.
2909
2910 2005-01-24  Uros Bizjak  <uros@kss-loka.si>
2911
2912         * config/i386/i386.md (*extendsfdf2_sse): Use "nonimmediate_operand"
2913         operand constraint for operand 0.
2914
2915 2005-01-23  Richard Henderson  <rth@redhat.com>
2916
2917         PR 19486
2918         * tree-complex.c (expand_complex_div_wide): Set EDGE_FALLTHRU on
2919         edges leading to join block.
2920
2921 2005-01-23  Roger Sayle  <roger@eyesopen.com>
2922
2923         * expmed.c (expand_mult_highpart): Make static.  Change type of
2924         constant multiplier argument from unsigned HOST_WIDE_INT to rtx.
2925         (expand_divmod): Updates calls to expand_mult_highpart by using
2926         gen_int_mode to pass a CONST_INT rtx.
2927         * rtl.h (expand_mult_highpart): Remove prototype.
2928
2929 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
2930
2931         * flow.c (regset_bytes, regset_size): Remove.
2932
2933         * cfganal.c: Fix a reference to Harvey's paper.
2934
2935 2005-01-23  Steven Bosscher  <stevenb@suse.de>
2936
2937         PR rtl-optimization/19464
2938         * tree-optimize.c (init_tree_optimization_passes): Add one more
2939         copyrename pass just before out-of-ssa.
2940
2941 2005-01-23  Joseph S. Myers  <joseph@codesourcery.com>
2942
2943         PR bootstrap/18058
2944         * recog.c (recog_memoized): Don't define if GENERATOR_FILE.
2945         * ggc-none.c (ggc_free): Define.
2946
2947 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
2948
2949         * cse.c (max_reg, max_insn_uid): Remove.
2950         (cse_main): Don't access max_reg or max_insn_uid.
2951
2952         * c-common.c (explicit_flag_signed_bitfields,
2953         lang_statement_code_p, lang_expand_function_end): Remove.
2954         * c-common.h: Remove the corresponding declarations.
2955         * c-opts.c (c_common_handle_option): Remove all write access
2956         to explicit_flag_signed_bitfields.
2957
2958         * cgraph.c (cgraph_varpool_n_nodes): Remove.
2959         (cgraph_varpool_node): Don't access cgraph_varpool_n_nodes.
2960         * cgraph.h: Remove the corresponding declaration.
2961
2962         * gcse.c (null_pointer_info): Remove.
2963
2964 2005-01-23  Roger Sayle  <roger@eyesopen.com>
2965             Eric Botcazou  <ebotcazou@libertysurf.fr>
2966
2967         * combine.c (simplify_logical): Only simplify logical expressions
2968         of the form ior(and(x,y),z) by the inverse distributive law if the
2969         result is cheaper than the original.
2970
2971 2005-01-23  Kazu Hirata  <kazu@cs.umass.edu>
2972
2973         * alias.c, c-common.h, c-incpath.c, c-incpath.h, expr.c,
2974         fold-const.c, gimplify.c, params.h, tree-data-ref.c,
2975         tree-if-conv.c, tree-nested.c, tree-outof-ssa.c,
2976         tree-ssa-dom.c, tree-vectorizer.c, tree.def, config/darwin.c,
2977         config/freebsd-spec.h, config/arm/arm.h,
2978         config/h8300/h8300.md, config/i386/i386.md,
2979         config/i386/predicates.md, config/i386/sse.md,
2980         config/ia64/ia64.c, config/ip2k/ip2k.c, config/s390/s390.c,
2981         config/vax/vax.md: Fix comment typos.  Follow spelling
2982         conventions.
2983
2984 2005-01-23  Steven Bosscher  <stevenb@suse.de>
2985
2986         * gengtype.c (walk_type): Produce `not equal to' compares for loop
2987         tests, instead of `less than'.
2988
2989 2005-01-23  Richard Sandiford  <rsandifo@redhat.com>
2990
2991         * function.c (assign_parm_setup_block): When creating a new stack slot
2992         for a parameter, get its alignment from the parameter's DECL_ALIGN
2993         rather than the type's TYPE_ALIGN.  Make sure that the parameter
2994         is at least word aligned.
2995
2996 2005-01-22  Roger Sayle  <roger@eyesopen.com>
2997
2998         PR middle-end/19378
2999         * config/avr/avr.c (avr_hard_regno_mode_ok): Rewrite.
3000
3001 2005-01-22  Richard Henderson  <rth@redhat.com>
3002
3003         PR target/19506
3004         * config/i386/i386.md (movsfcc_1_sse_max): Use nonimmediate_operand
3005         in both compare operands.
3006         (movdfcc_1_sse_max): Likewise.
3007         (movsfcc_1_sse): Likewise.  Add earlyclobber for scratch.
3008         (movdfcc_1_sse): Likewise.
3009         * config/i386/i386.c (ix86_split_sse_movcc): Emit copies into the
3010         scratch register as needed.
3011
3012 2005-01-22  Richard Henderson  <rth@redhat.com>
3013
3014         * config/i386/i386.md (smaxsf3): Fix mnemonic typo.
3015
3016         * config/i386/i386.c (ix86_prepare_fp_compare_args): Fix is_sse test.
3017
3018 2005-01-22  Richard Henderson  <rth@redhat.com>
3019
3020         * genopinit.c (optabs): Use smin/smax for floating point too.
3021         * doc/md.texi: Update to match.  Clarify that floating point
3022         results are undefined for +0/-0 and NaN.
3023         * doc/rtl.texi: Likewise.
3024         * rtl.def (SMIN, SMAX): Likewise
3025         * tree.def (MIN_EXPR, MAX_EXPR): Likewise.
3026
3027         * config/alpha/alpha.md (smaxdf3, smindf3, smaxsf3, sminsf3): Add
3028         leading 's' to the name.
3029         * config/ia64/ia64.md (smaxsf3, sminsf3, smaxdf3, smindf3,
3030         smaxxf3, sminxf3): Likewise.
3031         * config/rs6000/rs6000.md (smaxdf3, smindf3, smaxsf3, sminsf3):
3032         Likewise.
3033
3034 2005-01-22  Paul Brook  <paul@codesourcery.com>
3035
3036         * config/arm/arm.md: Use "Uy" constraint for wcgr load/stores.
3037
3038 2005-01-21  Mark Dettinger  <dettinge@de.ibm.com>
3039
3040         * config/s390/s390.c (struct processor_costs): New fields
3041         dlgr, dlr, dr, dsgfr, dsgr.
3042         (z900_cost, z990_cost): Values for new fields.
3043         (s390_rtx_costs): New cases MEM und COMPARE in switch
3044         statement. Modified handling of SIGN_EXTEND, ZERO_EXTEND,
3045         DIV, MOD, UDIV, UMOD.
3046
3047 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
3048
3049         * config/s390/s390.md ("doloop_si64"): Reload input value directly
3050         into the register being decremented.
3051         ("doloop_si31", "doloop_di"): Likewise.
3052         ("*doloop_si_long"): Adapt pattern.
3053
3054 2005-01-21  Ulrich Weigand  <uweigand@de.ibm.com>
3055
3056         * config/s390/s390.h (HARD_REGNO_NREGS): Fix computation for
3057         access registers.
3058         (CLASS_MAX_NREGS): Likewise.
3059
3060 2005-01-21  Daniel Berlin  <dberlin@dberlin.org>
3061
3062         * doc/tree-ssa.texi (Statement Operands): Add example for new
3063         must-def macro. Note deprecation of old operands interface.
3064
3065 2005-01-22  Richard Sandiford  <rsandifo@redhat.com>
3066
3067         PR tree-optimization/19484
3068         * tree-cfg.c (remove_fallthru_edge): New function.
3069         (cleanup_control_flow): Remove fallthru edges from calls that are
3070         now known not to return.
3071
3072 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
3073
3074         Fix PR tree-optimization/19038
3075         * tree-ssa-dom.c (cprop_operand): Don't replace loop invaeriant
3076         copies with loop variant ones.
3077
3078 2005-01-22  Kazu Hirata  <kazu@cs.umass.edu>
3079
3080         * cfganal.c, real.h, reorg.c, timevar.def, tree-ssa-ccp.c,
3081         config/alpha/alpha-protos.h, config/alpha/alpha.h,
3082         config/alpha/alpha.md, config/alpha/predicates.md,
3083         config/sparc/freebsd.h, config/sparc/netbsd-elf.h,
3084         config/sparc/sol2.h: Update copyright.
3085
3086         * tree-cfg.c (remove_forwarder_block_with_phi): Look at the
3087         first label to see if it is a nonlocal label.
3088
3089 2005-01-22  David Edelsohn  <edelsohn@gnu.org>
3090             Andrew Pinski  <pinskia@physics.uc.edu>
3091
3092         PR target/19491
3093         * config/rs6000/rs6000.c (rs6000_va_start): Saturate n_gpr at
3094         maximum number of GPRs.  Saturate n_fpr at maximum number of FPRs.
3095
3096 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
3097
3098         * config/rs6000/rtems.h: Update copyright.
3099
3100 2005-01-22  Ralf Corsepius  <ralf.corsepius@rtems.org>
3101
3102         PR target/19548
3103         * config/rs6000/rtems.h: Resurrect cpp_os_rtems_spec from gcc < 3.4.
3104         (CPP_OS_RTEMS_SPEC): New (From gcc-3.3's config/rs6000/sys4.h).
3105         (SUBSUBTARGET_EXTRA_SPECS): Use CPP_OS_RTEMS_SPEC.
3106
3107 2005-01-22  Volker Reichelt  <reichelt@igpm.rwth-aachen.de>
3108
3109         PR c/18809
3110         * c-typeck.c (convert_arguments): Check for error_mark_node.
3111
3112 2005-01-21  Ian Lance Taylor  <ian@airs.com>
3113
3114         PR tree-optimization/13000
3115         * tree-inline.c: Include "tree-flow.h".
3116         (expand_call_inline): If warn_return_type, warn if non-void inline
3117         function falls through.
3118         * tree-cfg.c (execute_warn_function_return): Don't warn about
3119         control reaching end if TREE_NO_WARNING is set.  Set
3120         TREE_NO_WARNING.
3121         * gimple-low.c (block_may_fallthru): Don't assume that SWITCH_EXPR
3122         has been lowered.
3123         * gimplify.c (shortcut_cond_expr): Don't emit a jump over the else
3124         branch if we don't need one.
3125         * c-typeck.c: Include "tree-flow.h"
3126         (c_finish_bc_stmt): Don't add a goto if the current statement
3127         list doesn't fall through to the current point.
3128
3129 2005-01-21  Roger Sayle  <roger@eyesopen.com>
3130
3131         PR rtl-optimization/576
3132         * real.c (real_arithmetic): Change return type from void to bool
3133         to return an indication that the result may be inexact.
3134         * real.h (real_arithmeric): Update prototype.
3135         * fold-const.c (const_binop):  Don't constant fold floating
3136         point expressions when the user specifies -frounding-math and
3137         the result may depend upon the run-time rounding mode.
3138         (fold_convert_const_real_from_real): Clean-up.
3139         (fold_initializer): Ignore flag_rounding_math for initializers.
3140         * simplify-rtx.c (simplify_binary_operation): Likewise, don't
3141         constant fold FP operations with flag_rounding_math if the
3142         result may depend upon the run-time rounding mode.
3143
3144 2005-01-21  Tom Tromey  <tromey@redhat.com>
3145
3146         * c-cppbuiltin.c (define__GNUC__): Correct assertion.
3147
3148 2005-01-21  Kazu Hirata  <kazu@cs.umass.edu>
3149
3150         * tree-cfg.c: Fix comment typos.
3151
3152 2005-01-21  J"orn Rennecke <joern.rennecke@st.com>
3153
3154         * passes.c (rest_of_handle_flow2): Close / open the flow2 dump file
3155         around the call to rest_of_handle_branch_target_load_optimize.
3156
3157 2005-01-21  Eric Botcazou  <ebotcazou@libertysurf.fr>
3158
3159         * config.gcc (sparc-*-netbsdelf*): Include dbxelf.h
3160         (sparc64-*-openbsd*): Likewise.
3161         (sparclite-*-elf*): Include tm-dwarf2.h.
3162         (sparc86x-*-elf*): Likewise.
3163         (sparc64-*-elf*): Likewise.
3164         * config/sparc/linux64.h (DWARF2_DEBUGGING_INFO): Delete.
3165         (DBX_DEBUGGING_INFO): Likewise.
3166         * config/sparc/liteelf.h (DWARF2_DEBUGGING_INFO): Likewise.
3167         (PREFERRED_DEBUGGING_TYPE): Likewise.
3168         * config/sparc/netbsd-elf.h (PREFERRED_DEBUGGING_TYPE): Likewise.
3169         * config/sparc/sp64-elf.h (DBX_DEBUGGING_INFO): Likewise.
3170         (PREFERRED_DEBUGGING_TYPE): Likewise.
3171         * config/sparc/sp86x-elf.h (DWARF2_DEBUGGING_INFO): Likewise.
3172         (PREFERRED_DEBUGGING_TYPE): Likewise.
3173         * config/sparc/sparc.h (DBX_DEBUGGING_INFO): Likewise.
3174
3175 2005-01-21  Hans-Peter Nilsson  <hp@bitrange.com>
3176
3177         PR target/18701
3178         * combine.c (combine_simplify_rtx): Revert change of 2004-12-31.
3179
3180 2005-01-20  Paul Brook  <paul@codesourcery.com>
3181
3182         * doc/rtl.texi: Document value extension requirements for CONST_INT.
3183
3184 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
3185
3186         * tree-cfg.c (tree_verify_flow_info): Check that a nonlocal
3187         label is first in a sequence of labels.
3188
3189         * tree-cfg.c (tree_verify_flow_info): Fix a typo.
3190
3191 2005-01-20  Janis Johnson  <janis187@us.ibm.com>
3192             Giovanni Bajo  <giovannibajo@gcc.gnu.org>
3193
3194         * doc/sourcebuild.texi (Test Directives): New.
3195
3196 2005-01-20  Roger Sayle  <roger@eyesopen.com>
3197
3198         * real.c (real_floor): Don't leave the result uninitialized when
3199         mode is VOIDMode, but return the unrounded intermediate value.
3200         (real_ceil): Likewise.
3201
3202 2005-01-20  Paul Brook  <paul@codesourcery.com>
3203
3204         * config/arm/arm.md (insv): Use gen_int_mode.
3205
3206 2005-01-20  Eric Botcazou  <ebotcazou@libertysurf.fr>
3207
3208         * config/sparc/freebsd.h (ASM_OUTPUT_INTERNAL_LABELREF): Delete.
3209         * config/sparc/linux.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3210         * config/sparc/linux64.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3211         * config/sparc/netbsd-elf.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3212         * config/sparc/sol2.h (ASM_OUTPUT_INTERNAL_LABELREF): Likewise.
3213
3214 2005-01-20  Daniel Berlin  <dberlin@dberlin.org>
3215
3216         Fix PR debug/19124
3217         * dwarf2out.c (concat_loc_descriptor): We don't know we can use
3218         fbreg, so we have to assume we can't.
3219         (loc_descriptor_from_tree_1): Ditto.
3220         (containing_function_has_frame_base): New function.
3221         (add_location_or_const_value_attribute): Use it.
3222         Also try to generate a frame_base from a single element location
3223         list.
3224
3225 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
3226
3227         PR tree-optimization/15349
3228         * timevar.def (TV_TREE_MERGE_PHI): New.
3229         * tree-cfg.c (tree_forwarder_block_p): Add a new argument
3230         PHI_WANTED.
3231         (remove_forwarder_block, cleanup_forwarder_blocks): Adjust the
3232         calls to tree_forwarder_block_p.
3233         (remove_forwarder_block_with_phi, merge_phi_nodes,
3234         gate_merge_phi, pass_merge_phi): New.
3235         * tree-optimize.c (init_tree_optimization_passes): Add
3236         pass_merge_phi.
3237         * tree-pass.h: Add an extern for pass_merge_phi;
3238
3239 2005-01-20  Richard Henderson  <rth@redhat.com>
3240
3241         PR target/19418
3242         * config/i386/emmintrin.h (_mm_castpd_ps, _mm_castpd_si128): New.
3243         (_mm_castps_pd, _mm_castps_si128): New.
3244         (_mm_castsi128_ps, _mm_castsi128_pd): New.
3245
3246 2005-01-20  Richard Henderson  <rth@redhat.com>
3247
3248         PR target/19530
3249         * config/i386/mmintrin.h (_mm_cvtsi32_si64): Use
3250         __builtin_ia32_vec_init_v2si.
3251         (_mm_cvtsi64_si32): Use __builtin_ia32_vec_ext_v2si.
3252         * config/i386/i386.c (IX86_BUILTIN_VEC_EXT_V2SI): New.
3253         (ix86_init_mmx_sse_builtins): Create it.
3254         (ix86_expand_builtin): Expand it.
3255         (ix86_expand_vector_set): Handle V2SFmode and V2SImode.
3256         * config/i386/mmx.md (vec_extractv2sf_0, vec_extractv2sf_1): New.
3257         (vec_extractv2si_0, vec_extractv2si_1): New.
3258
3259 2005-01-20  Richard Henderson  <rth@redhat.com>
3260
3261         PR target/16533
3262         * config/i386/i386.c (ix86_expand_push): New.
3263         * config/i386/mmx.md (push<MMXMODE>1): New.
3264         * config/i386/sse.md (push<SSEMODE>1): New.
3265         * config/i386/i386-protos.h: Update.
3266
3267 2005-01-20  Kazu Hirata  <kazu@cs.umass.edu>
3268
3269         * params.def, params.h, predict.c, tree-ssa-loop-im.c: Update
3270         copyright.
3271
3272 2005-01-20  Richard Henderson  <rth@redhat.com>
3273
3274         * rtl.def (CONST_VECTOR): Use RTX_CONST_OBJ.
3275         * rtl.h (CONSTANT_P): Don't special case CONST_VECTOR.
3276
3277 2005-01-19  Richard Henderson  <rth@redhat.com>
3278
3279         PR target/19350
3280         * config/i386/i386.c (ix86_expand_vector_move_misalign): Convert
3281         to V4SFmode in SSE1 fallback load path.
3282
3283 2005-01-19  Richard Henderson  <rth@redhat.com>
3284
3285         * config/i386/i386.c (ix86_expand_vector_init_one_var): Fix typo
3286         in QImode expansion to ix86_expand_vector_set.
3287         (ix86_expand_vector_init_general): Fix typo in V8HImode recursive call.
3288
3289 2005-01-19  Richard Henderson  <rth@redhat.com>
3290
3291         PR target/19511
3292         * config/i386/i386.c (ix86_preferred_reload_class): Return a proper
3293         subclass of the input class.
3294         (ix86_secondary_memory_needed): Always true for cross-MMX classes.
3295         Always true for cross-SSE1 classes.  Rationalize conditionals.
3296         * config/i386/i386.h (SSE_CLASS_P, MMX_CLASS_P): Use straight equality.
3297         * config/i386/i386.md (movsi_1): Add MMX/SSE zeros.  Fix alternatives
3298         for SSE1.  Don't check TARGET_INTER_UNIT_MOVES.
3299         (movdi_2): Add MMX/SSE zeros.
3300         (movdi_1_rex64): Likewise.  Don't check TARGET_INTER_UNIT_MOVES.
3301         (movsf_1): Don't check TARGET_INTER_UNIT_MOVES.
3302         (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
3303         (movsi_1_nointernunit, movdi_1_rex64_nointerunit): Remove.
3304         (movsf_1_nointerunit, zero_extendsidi2_32_1): Remove.
3305         (zero_extendsidi2_rex64_1): Remove.
3306         (MOV0 peephole): Check GENERAL_REG_P.
3307
3308 2005-01-19  Richard Henderson  <rth@redhat.com>
3309
3310         PR target/19427
3311         * config/i386/i386.c (ix86_expand_vector_set): Fix third and fourth
3312         shufps elements.
3313         (ix86_expand_vector_extract): Likewise.
3314
3315 2005-01-19  Richard Henderson  <rth@redhat.com>
3316
3317         PR middle-end/19304
3318         * expr.c (emit_move_change_mode): New argument force; use
3319         simplify_gen_subreg if true.
3320         (emit_move_via_alt_mode): Merge into ...
3321         (emit_move_via_integer): ... here.
3322         (emit_move_ccmode): Use emit_move_change_mode directly.
3323
3324 2005-01-19  Richard Henderson  <rth@redhat.com>
3325
3326         PR target/19518
3327         * config/alpha/alpha.c (alpha_rtx_costs): Handle HIGH.
3328         (alpha_preferred_reload_class): Handle CONST_VECTOR.
3329         (alpha_emit_set_const_1): Add no_output parameter; don't emit
3330         rtl if true.
3331         (alpha_emit_set_const): Likewise.  Make static.
3332         (alpha_emit_set_long_const): Make static.
3333         (alpha_extract_integer): Split out from alpha_expand_mov.
3334         (alpha_split_const_mov): Likewise.
3335         (alpha_expand_mov): Use them.  Handle CONST_VECTOR.
3336         (alpha_legitimate_constant_p): New.
3337         * config/alpha/alpha-protos.h: Update.
3338         * config/alpha/alpha.h (REGISTER_MOVE_COST): Correct fp<->gp cost.
3339         (LEGITIMATE_CONSTANT_P): Re-implement with a function.
3340         * config/alpha/alpha.md (movsi): Add n alternative.
3341         (movsi_nt_vms, movdi_er_nofix, movdi_er_fix, movdi_fix): Likewise.
3342         (mov<VEC>_fix, mov<VEC>_nofix): Add i alternative.
3343         (splitters for all of the above): Use alpha_split_const_mov.
3344         * config/alpha/predicates.md (non_add_const_operand): New.
3345         (non_zero_const_operand): New.
3346         (input_operand): Use alpha_legitimate_constant_p after reload.
3347
3348 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
3349
3350         PR tree-optimization/19038
3351         * tree-ssa-loop-ivopts.c (allow_ip_end_pos_p): New function.
3352         (add_candidate): Add ivs with increment in latch only if
3353         allow_ip_end_pos_p is true.
3354         (determine_iv_cost): Use empty_block_p.
3355
3356 2005-01-19  Daniel Berlin  <dberlin@dberlin.org>
3357
3358         * cfganal.c (compute_dominance_frontiers_1): Replace with new algorithm
3359         (compute_dominance_frontiers): Ditto.
3360
3361 2005-01-19  Ralf Corsepius  <ralf.corsepius@rtems.org>
3362
3363         PR target/19529
3364         * config/sh/t-rtems: New.
3365         * config.gcc (sh-*-rtems*): Reflect having added config/sh/t-rtems.
3366
3367 2005-01-19  Zdenek Dvorak  <dvorakz@suse.cz>
3368
3369         * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Always subtract
3370         the offset of the selected field.
3371
3372 2005-01-19  Kazu Hirata  <kazu@cs.umass.edu>
3373
3374         * tree-cfg.c (remove_forwarder_block): Fix the check to
3375         prevent a nonlocal label from appearing in the middle of a
3376         basic block.
3377
3378 2005-01-19  Hans-Peter Nilsson  <hp@axis.com>
3379
3380         PR rtl-optimization/19462
3381         * reorg.c (find_end_label): Create return insn only if
3382         current_function_epilogue_delay_list is empty.
3383
3384 2005-01-19  Paolo Bonzini  <bonzini@gnu.org>
3385
3386         * doc/passes.texi: Remove paragraph mentioning new-ra.
3387
3388 2005-01-19  Jakub Jelinek  <jakub@redhat.com>
3389
3390         PR rtl-optimization/15139
3391         * combine.c: Include params.h.
3392         (count_rtxs): New function.
3393         (record_value_for_reg): If replace_rtx would replace at least
3394         2 occurrences of REG in VALUE and TEM is really large, replace REG with
3395         (clobber (const_int 0)) instead of TEM.
3396         * params.def (PARAM_MAX_LAST_VALUE_RTL): New.
3397         * params.h (MAX_LAST_VALUE_RTL): New.
3398         * Makefile.in (combine.o): Depend on $(PARAMS_H).
3399         * doc/invoke.texi (--param max-last-value-rtl=N): Document.
3400
3401         PR c/17297
3402         * c-typeck.c (digest_init): Only call build_vector if all constructor
3403         elements are *_CST nodes.
3404         * gimplify.c (gimplify_init_constructor): Likewise.
3405
3406         PR middle-end/19164
3407         * c-typeck.c (digest_init): Only call build_vector if inside_init
3408         is a CONSTRUCTOR.
3409
3410 2005-01-18  Tobias Schl"uter  <tobias.schlueter@physik.uni-muenchen.de>
3411
3412         * toplev.c (init_asm_output): Remove dead #ifdef.
3413
3414 2005-01-18  Kaz Kojima  <kkojima@gcc.gnu.org>
3415
3416         * config/sh/linux.h (TARGET_C99_FUNCTIONS): Define.
3417
3418 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
3419
3420         * calls.c (expand_call): Check DECL_BUILT_IN_CLASS before
3421         accessing DECL_FUNCTION_CODE.
3422         * dojump.c (do_jump): Likewise.
3423         * gimplify.c (gimplify_call_expr): Likewise.
3424         * predict.c (expr_expected_value): Likewise.
3425         (strip_builtin_expect): Likewise.
3426         * tree-inline.c (estimate_num_insns_1): Likewise.
3427         * tree-ssa-loop-im.c (stmt_cost): Likewise
3428         * fold-const.c (fold): Test for BUILT_IN_NORMAL.
3429         (tree_expr_nonnegative_p): Likewise.
3430
3431 2005-01-18  Eric Botcazou  <ebotcazou@libertysurf.fr>
3432
3433         * config/sparc/sparc.c (load_pic_register): Emit the appropriate
3434         variant of the load_pcrel_sym pattern.
3435         * config/sparc/sparc.md (P macro): Move to the top.
3436         (load_pcrel_sym): Macroize using P.
3437         (save_register_window): Likewise.
3438
3439 2005-01-18  Aldy Hernandez  <aldyh@redhat.com>
3440
3441         * config/rs6000/rs6000.md ("sunordered"): Disable for e500.
3442         ("sordered"): Same.
3443
3444 2005-01-18  Andrew Pinski  <pinskia@physics.uc.edu>
3445
3446         PR C/19472
3447         * c-typeck.c (build_asm_expr): Strip nops off
3448         input memory operands.
3449
3450 2005-01-18  David Edelsohn  <edelsohn@gnu.org>
3451
3452         * config/rs6000/aix43.h (CPLUSPLUS_CPP_SPEC): Delete
3453         _XOPEN_SOURCE, _XOPEN_SOURCE_EXTENDED, _LARGE_FILE_API.
3454         * config/rs6000/aix51.h (CPLUSPLUS_CPP_SPEC): Same.
3455         * config/rs6000/aix52.h (CPLUSPLUS_CPP_SPEC): Same.
3456
3457 2005-01-18  Joel Sherrill <joel.sherrill@oarcorp.com>
3458
3459         PR target/19379
3460         * config/i386/i386.c (override_options): If the 80387 is disabled,
3461         then do not return FP values using FP registers.
3462
3463 2005-01-18  Kazu Hirata  <kazu@cs.umass.edu>
3464
3465         * basic-block.h, c-common.c, c-cppbuiltin.c, c-lang.c,
3466         c-tree.h, cfgbuild.c, cgraph.c, cgraph.h, collect2.c,
3467         combine.c, config.gcc, coverage.h, cse.c, cselib.c,
3468         defaults.h, df.c, dwarf2asm.c, dwarf2out.c, explow.c, expr.c,
3469         flow.c, fold-const.c, gcse.c, ggc-page.c, gimple-low.c,
3470         gimplify.c, ifcvt.c, langhooks-def.h, lcm.c, optabs.h,
3471         output.h, postreload-gcse.c, postreload.c, recog.c,
3472         resource.c, rtl.def, rtlanal.c, sched-deps.c, sched-rgn.c,
3473         targhooks.h, toplev.c, tree-data-ref.c, tree-eh.c,
3474         tree-flow.h, tree-loop-linear.c, tree-mudflap.h, tree-nrv.c,
3475         tree-optimize.c, tree-outof-ssa.c, tree-pass.h,
3476         tree-scalar-evolution.c, tree-ssa-copy.c, tree-ssa-dce.c,
3477         tree-ssa-dse.c, tree-ssa-loop-ivopts.c, tree-ssa-operands.c,
3478         tree-ssa-pre.c, tree-ssa.c, tree-vectorizer.c, tree.def,
3479         unwind-dw2-fde-darwin.c, var-tracking.c: Update copyright.
3480
3481         * config/darwin.c, config/darwin.h, config/freebsd-spec.h,
3482         config/alpha/alpha.c, config/arm/vfp.md,
3483         config/i386/emmintrin.h, config/i386/i386-modes.def,
3484         config/i386/i386-protos.h, config/i386/i386.h,
3485         config/i386/pmmintrin.h, config/i386/ppro.md,
3486         config/i386/predicates.md, config/i386/xmmintrin.h,
3487         config/i860/i860.c, config/ia64/ia64-modes.def,
3488         config/ia64/ia64-protos.h, config/ia64/ia64.h,